CN109018704B - Storage system capable of automatically generating nitrogen - Google Patents
Storage system capable of automatically generating nitrogen Download PDFInfo
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- CN109018704B CN109018704B CN201810942420.XA CN201810942420A CN109018704B CN 109018704 B CN109018704 B CN 109018704B CN 201810942420 A CN201810942420 A CN 201810942420A CN 109018704 B CN109018704 B CN 109018704B
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- oxygen generation
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 220
- 239000001301 oxygen Substances 0.000 claims abstract description 220
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 220
- 239000002131 composite material Substances 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 24
- 239000003792 electrolyte Substances 0.000 claims description 16
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000010411 cooking Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 5
- 229920002492 poly(sulfone) Polymers 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000007873 sieving Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000004659 sterilization and disinfection Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 abstract description 6
- 235000013305 food Nutrition 0.000 abstract description 3
- 238000009920 food preservation Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 10
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 238000001746 injection moulding Methods 0.000 description 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000001632 homeopathic effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
- B65D81/20—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas
- B65D81/2069—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas in a special atmosphere
- B65D81/2076—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas in a special atmosphere in an at least partially rigid container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The invention relates to a storage system capable of automatically generating nitrogen, which comprises a storage space and is characterized by also comprising an electronic screen oxygen generation module, wherein the electronic screen oxygen generation module comprises an oxygen generation film and an air outlet channel, and the storage space is communicated with the oxygen generation film so as to adsorb oxygen in the air in the storage space and ensure that the nitrogen in the air is reserved in the storage space; the electronic screen oxygen generation module has the characteristics of absorbing oxygen in the air of a mobile phone, and can be combined with any object with a storage space, so that the oxygen in the storage space can be absorbed and collected rapidly, and then the nitrogen is reserved in the storage space for preserving foods, valuables and the like; can be widely applied to transportation logistics, cultural relic storage, refrigerator preservation, food preservation and quality preservation and the like.
Description
Technical Field
The invention relates to a storage system, in particular to a storage system capable of automatically generating nitrogen.
Background
At present, the device is used for fresh-keeping storage (fresh-keeping of dry goods, fruits, foods and the like) and preservation storage (valuable articles such as jewelry, collectables and the like) and is generally only stored by a special and well-sealed box body, or the technical means such as vacuumizing the storage space is improved, and even if nitrogen is used for fresh-keeping or preservation, nitrogen is only flushed into the storage space by a nitrogen tank and then sealed. The technical means has the defects of complex operation, high operation cost, complex operation and the like.
Therefore, further improvements are needed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the self-generated nitrogen storage system which has the advantages of simple design, reasonable structure, reliable performance, convenient use, modularized arrangement and strong universality, and has wide application range and strong industrialization adaptability.
The purpose of the invention is realized in the following way:
the utility model provides a from storage system who generates nitrogen gas, includes a storage space, its characterized in that still includes electron sieve oxygen generation module, electron sieve oxygen generation module include oxygen generation membrane and air outlet channel, with oxygen generation membrane intercommunication in the storage space to adsorb the oxygen in the air in the storage space, make the nitrogen gas in the reservation air in the storage space.
The electronic screen oxygen generation module comprises an oxygen generation box, at least one anode conductive plate and at least one cathode conductive plate; the oxygen generating box is internally provided with an oxygen generating chamber for storing electrolyte, the anode conducting plate and the cathode conducting plate are respectively arranged in the oxygen generating chamber and are respectively at least partially soaked in the electrolyte, and the anode conducting plate and the cathode conducting plate are arranged at intervals; one side or two sides of the cathode conductive plate are provided with waterproof and breathable composite layers, and the cathode conductive plate and the composite layers together form an independent oxygen-making film, so that oxygen in the air can enter the oxygen-making chamber through the composite layers, and electrolyte cannot permeate the oxygen-making chamber through the composite layers; the side surface of the cathode conducting plate, which is provided with the composite layer, is at least partially exposed out of the oxygen generating box so as to adsorb oxygen in the air; an air outlet channel communicated with the oxygen generating cavity is arranged on the oxygen generating box; the power connection end on the anode conducting plate is led out of the oxygen generating box and is electrically connected with a power anode; the cathode conductive plate is electrically connected with a power supply cathode.
The anode conductive plate and/or the cathode conductive plate are/is made of a corrosion-resistant metal material, preferably nickel material; the composite layer is made of polysulfone material, and a plurality of sieve pores are formed in the composite layer, wherein the pore diameter of the sieve pores is larger than oxygen molecules in air and smaller than water molecules in electrolyte.
The oxygen generating box comprises a front shell and a rear shell which are mutually assembled, an oxygen generating film is assembled on the front shell and/or the rear shell, an adsorption port is arranged on the front shell and/or the rear shell corresponding to the oxygen generating film, and the oxygen generating film is exposed out of the oxygen generating box through the adsorption port; the front shell and/or the rear shell are/is provided with a groove for assembling an oxygen membrane.
The front shell is provided with an air outlet sleeve, and an air outlet channel is an inner cavity of the air outlet sleeve; the rear shell is provided with an air outlet baffle wall, and the outer side of the air outlet sleeve is at least partially wrapped by the air outlet baffle wall; the front shell is provided with a front concave position, the rear shell is provided with a rear concave position, the front concave position and the rear concave position jointly form an avoidance groove communicated with the oxygen generation cavity, and the electricity receiving end on the anode conducting plate penetrates through the avoidance groove to be led out of the oxygen generation box.
The box body sealing sleeve is arranged on the air outlet sleeve, and an annular sealing convex rib is arranged on the inner wall of the box body sealing sleeve; a sealing ring is arranged between the electricity receiving end and the avoidance groove, and the sealing ring is sleeved on the outer side of the electricity receiving end.
The assembly surface of the front shell is provided with a box body connecting column, and the assembly surface of the rear shell is provided with a box body connecting sleeve corresponding to the box body connecting column; when the front shell and the rear shell are mutually assembled, the box body connecting column and the box body connecting sleeve are mutually fastened and spliced; a box sealing element is arranged between the assembly surface of the front shell and the assembly surface of the rear shell.
An electronic screen oxygen generation module, its characterized in that: the electronic screen oxygen generation module comprises more than two sets of electronic screen oxygen generation modules, and each electronic screen oxygen generation module is spliced at intervals in sequence; the electronic screen oxygen generation module comprises two oxygen generation films, cathode conductive plates in the two oxygen generation films are electrically connected with each other, the two cathode conductive plates are respectively arranged at the front side and the rear side of the anode conductive plate at intervals, and the side surfaces of the two cathode conductive plates, on which the composite layers are arranged, are respectively exposed out of the front side and the rear side of the oxygen generation box; the anode conducting plate in the upper set of electronic screen oxygen generation module is electrically connected with any cathode conducting plate in the lower set of electronic screen oxygen generation module; the cathode conductive plate on the first set of electronic screen oxygen generation module is electrically connected with the power supply cathode, and the anode conductive plate on the tail set of electronic screen oxygen generation module is electrically connected with the power supply anode.
The electronic screen oxygen generation module comprises a power connection piece, one end of the power connection piece is electrically connected with a power connection end on the anode conductive plate, the other end of the power connection piece is electrically connected with any cathode conductive plate in the next set of electronic screen oxygen generation module, and the anode conductive plate in the previous set of electronic screen oxygen generation module is electrically connected with the cathode conductive plate in the next set of electronic screen oxygen generation module through the power connection piece.
The oxygen generating box is provided with a conductive column which is respectively and electrically connected with two cathode conductive plates in the same electronic screen oxygen generating module and a power connection sheet in the upper electronic screen oxygen generating module, so that the power connection sheet in the upper electronic screen oxygen generating module is respectively and electrically connected with two cathode conductive plates in the lower electronic screen oxygen generating module.
A module connecting sleeve is arranged on the front side surface of the oxygen generating box, and a module connecting column corresponding to the module connecting sleeve is arranged on the rear side surface of the oxygen generating box; the module connecting sleeve in the upper set of electronic screen oxygen generation module is mutually spliced with the module connecting column in the lower set of electronic screen oxygen generation module, so that the mutual splicing of two adjacent electronic screen oxygen generation modules is realized.
The storage space is an openable or sealed box body or bag body, or a storage cavity in a refrigerator, or a storage cavity in a disinfection cabinet, or a storage cavity in a dish washer, or a cooking cavity in a cooking machine, or an oxygen generation cavity in an oxygen generator; besides the application, the method can be widely applied to household appliances and articles which need to be preserved, preserved and the like.
The air outlet sleeve is communicated with the oxygen collecting device or is directly communicated with the outside air outside the storage space; besides the direct oxygen discharge, the collected oxygen can be recycled through various means such as filtration, drying and the like.
A nitrogen concentration detection sensor is arranged in the storage space; for detecting the concentration of nitrogen in the storage space.
The beneficial effects of the invention are as follows:
The electronic screen oxygen generation module has the characteristics of absorbing oxygen in the air of a mobile phone, and can be combined with any object with a storage space, so that the oxygen in the storage space can be absorbed and collected rapidly, and then the nitrogen is reserved in the storage space for preserving foods, valuables and the like; can be widely applied to transportation logistics, cultural relic storage, refrigerator preservation, food preservation and quality preservation and the like.
The electrolytic oxygen making mechanism is integrated into the oxygen making box, so that the modularization arrangement of the electronic screen oxygen making modules is realized, the number of the electronic screen oxygen making modules is only increased or reduced according to the required oxygen making amount, the anode conductive plate and/or the cathode conductive plate are not required to be moved, the damage is effectively avoided, and the oxygen making performance is ensured; in addition, in the oxygen production module, the cathode conducting plate is provided with a composite layer made of polysulfone material, the characteristics of the polysulfone material are utilized to achieve a waterproof and breathable effect, so that oxygen in the air can pass through the composite layer to enter the oxygen production box and dissolve in electrolyte, and the electrolyte in the oxygen production box is prevented from exuding out of the oxygen production box; in the structure, the adsorption surface (composite layer) on the oxygen generating film is exposed out of the oxygen generating box in a large area, oxygen in the air is taken as a raw material, and a large amount of oxygen in the air can be reliably, effectively and largely adsorbed, so that pure oxygen capable of being inhaled can be continuously prepared, the oxygen generating amount is high, the purity of the prepared oxygen is extremely high, and the purity can reach more than 99%.
The electronic screen oxygen generation modules can be formed by sequentially splicing a plurality of sets of electronic screen oxygen generation modules, and the oxygen generation amount can be controlled by only increasing or reducing the splicing number of the electronic screen oxygen generation modules, so that the use requirements of different users and the configuration requirements of different models are met; the splicing structure between the electronic screen oxygen generation modules is simple and reasonable, and the performance is reliable, so that the whole structure of the electronic screen oxygen generation module is stable and reliable, and the integrity is strong; the electric connection piece on the electronic screen oxygen generation module can be electrically connected with the cathode conducting plate in the next set of electronic screen oxygen generation module in a homeopathic manner when the modules are spliced, so that the electronic screen oxygen generation modules are connected in series, the electronic screen oxygen generation modules can simultaneously and synchronously perform oxygen generation operation, and the manufacturing cost of the structure is lower than that of the traditional structure on the premise of preparing equal amount of oxygen; the electronic screen oxygen generating module can be integrally assembled with the oxygenerator body, is convenient and quick to operate, is convenient for later maintenance work, and is good in user use.
Drawings
Fig. 1 is an exploded view of the structure of the present invention.
Fig. 2 is a schematic structural view of the present invention.
Fig. 3 is an assembled view showing an internal structure of an oxygenerator according to an embodiment of the present invention.
Fig. 4 is an exploded view showing the internal structure of an oxygenerator according to an embodiment of the present invention.
FIG. 5 is an assembled schematic view of an electronic sieve oxygen generation module according to an embodiment of the present invention.
FIG. 6 is an exploded view of an electronic sieve oxygen generation module according to an embodiment of the present invention.
FIG. 7 is an assembled view of an electronic sieve oxygen generation module according to another aspect of the present invention.
FIG. 8 is an exploded view of an alternative orientation of an electronic sieve oxygen generation module in accordance with an embodiment of the present invention.
Fig. 9 is a front view of an electronic sieve oxygen generation module in accordance with an embodiment of the present invention.
FIG. 10 is a rear view of an electronic sieve oxygen generation module in accordance with an embodiment of the present invention.
FIG. 11 is a top view of an electronic sieve oxygen generation module according to an embodiment of the present invention.
Fig. 12 is a bottom view of an electronic sieve oxygen generation module in accordance with an embodiment of the present invention.
Fig. 13 is a sectional view in the direction I-I of fig. 11.
Fig. 14 is a sectional view in the J-J direction of fig. 11.
FIG. 15 is a partial cross-sectional view of an oxygen producing membrane according to an embodiment of the present invention.
Fig. 16 and 17 are schematic views of different orientations of two electronic sieve oxygen generating modules according to an embodiment of the present invention.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Referring to fig. 1-2, the storage system for self-generating nitrogen comprises a storage space B and a plurality of electronic sieve oxygen generation modules a, wherein each electronic sieve oxygen generation module a comprises an oxygen generation film A2 and an air outlet channel, and the storage space B is communicated with the oxygen generation film A2 so as to adsorb oxygen in air in the storage space B and enable the storage space B to retain nitrogen in the air. Specifically, the storage space B one side is provided with the assembly mouth B1 with electronic screen oxygen generation module A detachable complex, assembly mouth B1 and storage space B inner chamber (storing chamber) intercommunication can carry out sealing connection through sealing washer etc. between assembly mouth B1 and the electronic screen oxygen generation module A.
The storage space B is an openable or sealed box body or bag body, or a storage cavity in a refrigerator, or a storage cavity in a disinfection cabinet, or a storage cavity in a dish washer, or a cooking cavity in a cooking machine, or an oxygen generation cavity in an oxygen generator; besides the application, the method can be widely applied to household appliances and articles which need to be preserved, preserved and the like.
The air outlet end of each electronic screen oxygen generation module A is communicated with the oxygen collection device C or is directly communicated with the outside air outside the storage space B; besides the direct oxygen discharge, the collected oxygen can be recycled through various means such as filtration, drying and the like.
A nitrogen concentration detection sensor D is arranged in the storage space B; for detecting the concentration of nitrogen in the storage space.
Referring to fig. 3-17, the storage system for self-generating nitrogen in this embodiment is applied to an oxygen generator, and a plurality of electronic sieve oxygen generating modules a are disposed in an oxygen generating cavity of the oxygen generator; the electronic screen oxygen generation module comprises a flat oxygen generation box, an anode conductive plate A3 and two cathode conductive plates A201; an oxygen generating chamber A9 for storing electrolyte is arranged in the oxygen generating box, an anode conductive plate A3 and a cathode conductive plate A201 are respectively arranged in the oxygen generating chamber A9 and are respectively at least partially soaked in the electrolyte, the two cathode conductive plates A201 are arranged at two sides of the anode conductive plate A3 at intervals, and the electrolyte is electrolyzed water containing low-concentration sodium hydroxide or potassium hydroxide; the two sides of the cathode conductive plate A201 are respectively paved with a waterproof and breathable composite layer A202, the cathode conductive plate A201 and the composite layer A202 together form an independent oxygen-making film A2, so that oxygen in the air can pass through the composite layer A202 to enter an oxygen-making chamber A9, the oxygen is mixed with electrolyte to dissolve oxygen, and the electrolyte cannot permeate out of the oxygen-making chamber A9 through the composite layer A202; the cathode conductive plate A201 is arbitrarily paved with a side surface of the composite layer A202, most of which is exposed out of the oxygen-making box and is contacted with air so as to adsorb oxygen in the air; the oxygen generating box is provided with an air outlet channel communicated with the oxygen generating chamber A9, and the prepared inhalable pure oxygen passes through the air outlet channel to be conveyed to the next stage; the electric connection end A301 on the anode conductive plate A3 is led out of the oxygen production box and is electrically connected with a power anode, the cathode conductive plate A201 is electrically connected with a power cathode, and oxygen production operation can be performed after power is electrified. When the device works, oxygen in air passes through the composite layer to reach the surface of the cathode conductive plate A201 with the negative electrode, dissolved oxygen reaction occurs on the surface of the cathode conductive plate A201 under the action of a direct current electric field, then reverse reaction occurs on the anode conductive plate A3 to prepare pure oxygen, and the prepared pure oxygen is conveyed to the next stage through the air outlet channel.
Further, referring to fig. 13, the anode conductive plate A3 and the cathode conductive plate a201 are made of a corrosion-resistant nickel material, but other metal materials may be used instead; the composite layer A202 is made of polysulfone material, and the composite layer A202 is provided with a plurality of sieving holes A203, wherein the pore diameter of the sieving holes A203 is larger than oxygen molecules O2 in air, smaller than water molecules H2O in electrolyte, naOH molecules and KOH molecules.
Further, the oxygen generating box comprises a front shell A1 and a rear shell A4 which are mutually assembled, wherein the front shell A1 and the rear shell A4 are respectively formed by integral injection molding of ABS materials; the front shell A1 and the rear shell A4 are respectively provided with an oxygen-making film A2, namely the front side and the rear side of the oxygen-making box are respectively exposed with the oxygen-making film A2 so as to increase the oxygen-absorbing area, the front shell A1 is provided with a front adsorption port A101 corresponding to the oxygen-making film A2, the rear shell A4 is provided with a rear adsorption port A401 corresponding to the oxygen-making film A2, and the two oxygen-making films A2 are exposed out of the oxygen-making box through the corresponding adsorption ports; the front shell A1 and the rear shell A4 are provided with annular grooves for assembling the oxygen-generating film A2, and the oxygen-generating film A2, the front shell A1 and the rear shell A4 are formed by secondary injection molding.
Further, the top of the front shell A1 is integrally injection-molded with a cylindrical air outlet sleeve A104, and an air outlet channel is an inner cavity of the air outlet sleeve A104, so that the sealing property, the integrity and the stability of the air outlet channel are more effectively ensured compared with the traditional combined structure; the air outlet sleeve a104 is communicated with the oxygen collecting device C through a pipeline E, and the oxygen collecting device C in the embodiment is a water-gas separating device for separating oxygen and water vapor; the top of the rear shell A4 is integrally injection-molded with an air outlet blocking wall A404 corresponding to the air outlet sleeve A104, and when the two shells are assembled, the outer side of the air outlet sleeve A104 is partially wrapped by the circular arc air outlet blocking wall A404, so that the structure of the air outlet sleeve A104 is more stable and reliable; the front concave position A108 is formed on the top of the front shell A1 in an integral injection molding mode, the rear concave position A408 is formed on the top of the rear shell A4 in an integral injection molding mode, the front concave position A108 and the rear concave position A408 jointly form an avoidance groove communicated with the oxygen making cavity A9, and the electricity receiving end A301 on the anode conducting plate A3 penetrates through the avoidance groove to be led out of the oxygen making box.
Further, a box body sealing sleeve A7 is arranged in the air outlet sleeve A104, an annular sealing convex rib is arranged on the inner wall of the box body sealing sleeve A7, and the connection tightness of the air outlet sleeve A104 can be ensured through the box body sealing sleeve A7; be provided with sealing washer A5 between electric end A301 and dodging the groove, this sealing washer A5 cover is located electric end A301 outside, can effectively prevent through sealing washer A5 that electrolyte from dodging the groove and spill over.
Further, a box body connecting column A103 is integrally injection molded on the assembly surface of the front shell A1, and a box body connecting sleeve A403 corresponding to the box body connecting column A103 is integrally injection molded on the assembly surface of the rear shell A4; when the front shell A1 and the rear shell A4 are mutually assembled, the box body connecting column A103 and the box body connecting sleeve A403 are mutually fastened and spliced, so that the structure is simple, and the assembly performance is reliable; a box body sealing piece is arranged between the assembly surface of the front shell A1 and the assembly surface of the rear shell A4, so that the sealing performance of the oxygen generating box is improved.
Referring to fig. 3 and 5, and fig. 16 and 17, each group of electronic screen oxygen generating modules a' comprises six sets of the electronic screen oxygen generating modules a, and each electronic screen oxygen generating module a is spliced at intervals in sequence, so that air is ensured to enter gaps among the electronic screen oxygen generating modules a, and the oxygen absorption amount of each electronic screen oxygen generating module a is improved; the electronic screen oxygen generation module A comprises two oxygen generation films A2, cathode conductive plates A201 in the two oxygen generation films A2 are electrically connected with each other, the two cathode conductive plates A201 are respectively arranged at the front side and the rear side of an anode conductive plate A3 at intervals, and the side surfaces of the two cathode conductive plates A201, on which a composite layer A202 is arranged, are respectively exposed out of the front side and the rear side of an oxygen generation box; the anode conducting plate A3 in the upper set of electronic screen oxygen generation module A is electrically connected with any cathode conducting plate A201 in the lower set of electronic screen oxygen generation module A; the cathode conductive plate A201 on the first set of electronic screen oxygen generation module A is electrically connected with a power supply cathode, and the anode conductive plate A3 on the tail set of electronic screen oxygen generation module A is electrically connected with a power supply anode.
Further, the electronic screen oxygen generation module A comprises a power connection sheet A6, one end of the power connection sheet A6 is electrically connected with a power connection end A301 on the anode conductive plate A3, the other end of the power connection sheet A6 is electrically connected with any cathode conductive plate A201 in the next set of electronic screen oxygen generation module A, and the anode conductive plate A3 in the previous set of electronic screen oxygen generation module A is electrically connected with the cathode conductive plate A201 in the next set of electronic screen oxygen generation module A through the power connection sheet A6, so that the series connection of the electronic screen oxygen generation modules A is realized. Specifically, a connecting screw sleeve A106 is integrally injection molded at the top of the front shell A1, and the electric connection end A301 and the electric connection piece A6 are respectively fixed on the connecting screw sleeve A106 through screws, and meanwhile, the electric connection end A301 and the electric connection piece A6 are in pressure connection, so that electric connection is realized; the front retaining wall A105 is formed by integrally injection molding the top of the front shell A1 corresponding to the connecting screw sleeve A106, the rear retaining wall A405 is formed by integrally injection molding the top of the rear shell A4 corresponding to the connecting screw sleeve A106, and when the front shell and the rear shell are assembled, the front retaining wall and the rear retaining wall jointly form a protection ring surrounding the connecting screw sleeve A106, and the avoidance groove is positioned on the inner side of the protection ring.
Further, the oxygen generating box is provided with a conductive column A8 which is inserted with the front and rear shells at the same time, the conductive column A8 is respectively and electrically connected with two cathode conductive plates A201 in the same electronic screen oxygen generating module A and a power connection sheet A6 in the previous set of electronic screen oxygen generating module A, so that the power connection sheet A6 in the previous set of electronic screen oxygen generating module A is respectively and electrically connected with two cathode conductive plates A201 in the next set of electronic screen oxygen generating module A. Specifically, the front shell A1 is provided with a front avoidance opening a110 corresponding to the assembly position of the conductive column A8, the rear shell A4 is provided with a rear avoidance opening a410 corresponding to the assembly position of the conductive column A8, the oxygen-generating film A2 has a part exposed out of the corresponding front avoidance opening a110 and rear avoidance opening a410, and the conductive column A8 is electrically connected with the two cathode conductive plates a201 in a plugging manner.
Further, a module connecting sleeve A107 is integrally injection molded on the front side surface of the oxygen generating box, and a module connecting post A407 corresponding to the module connecting sleeve A107 is integrally injection molded on the rear side surface; the module connecting sleeve A107 in the upper set of the electronic screen oxygen production module A is mutually spliced with the module connecting post A407 in the lower set of the electronic screen oxygen production module A, so that the mutual splicing of two adjacent electronic screen oxygen production modules A is realized.
The foregoing is a preferred embodiment of the invention showing and describing the general principles, features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, which have been described in the foregoing description merely illustrates the principles of the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The storage system for self-generating nitrogen comprises a storage space (B), and is characterized by further comprising an electronic sieve oxygen generation module (A), wherein the electronic sieve oxygen generation module (A) comprises an oxygen generation film (A2) and an air outlet channel, and the storage space (B) is communicated with the oxygen generation film (A2) so as to adsorb oxygen in the air in the storage space (B) and enable the storage space (B) to retain the nitrogen in the air;
An electronic sieve oxygen generation module (A') comprises more than two sets of electronic sieve oxygen generation modules (A), each
The electronic screen oxygen generation modules (A) are spliced at intervals in sequence; the electronic screen oxygen generation module (A) comprises an oxygen generation box and two oxygen generation films (A2), cathode conductive plates (A201) in the two oxygen generation films (A2) are electrically connected with each other, the two cathode conductive plates (A201) are respectively arranged at the front side and the rear side of an anode conductive plate (A3) at intervals, the side surfaces of the two cathode conductive plates (A201) provided with a composite layer (A202) are respectively exposed out of the front side and the rear side of the oxygen generation box, and the cathode conductive plates (A201) and the composite layer (A202) form an independent oxygen generation film (A2); the cathode conductive plate (A201) on the first set of electronic screen oxygen-making module (A) is electrically connected with the power supply cathode, and the electric connection end (A301) on the anode conductive plate (A3) on the tail set of electronic screen oxygen-making module (A) is led out of the oxygen-making box and electrically connected with the power supply anode;
The electronic screen oxygen generation module (A) comprises a power connection sheet (A6), one end of the power connection sheet (A6) is electrically connected with a power connection end (A301) on the anode conductive plate (A3), the other end of the power connection sheet (A6) is electrically connected with any cathode conductive plate (A201) in the next set of electronic screen oxygen generation module (A), and the anode conductive plate (A3) in the previous set of electronic screen oxygen generation module (A) is electrically connected with the cathode conductive plate (A201) in the next set of electronic screen oxygen generation module (A) through the power connection sheet (A6), so that the series connection of the electronic screen oxygen generation modules (A) is realized; the top of the front shell (A1) is integrally injection-molded with a connecting screw sleeve (A106), and the electric connection end (A301) and the electric connection piece (A6) are respectively fixed on the connecting screw sleeve (A106) through screws, and meanwhile, the electric connection end (A301) and the electric connection piece (A6) are in pressure connection, so that electric connection is realized; a front retaining wall (A105) is integrally injection-molded on the top of the front shell (A1) corresponding to the connecting screw sleeve (A106), a rear retaining wall (A405) is integrally injection-molded on the top of the rear shell (A4) corresponding to the connecting screw sleeve (A106), the front retaining wall and the rear retaining wall jointly form a protection ring surrounding the connecting screw sleeve (A106) when the front shell and the rear shell are assembled, and the avoidance groove is positioned on the inner side of the protection ring;
The oxygen generating box is provided with conductive columns (A8) which are inserted into the front and rear shells at the same time, the conductive columns (A8) are respectively and electrically connected with two cathode conductive plates (A201) in the same electronic screen oxygen generating module (A) and a power connection sheet (A6) in the upper electronic screen oxygen generating module (A), so that the power connection sheet (A6) in the upper electronic screen oxygen generating module (A) is respectively and electrically connected with two cathode conductive plates (A201) in the lower electronic screen oxygen generating module (A); a front avoidance opening (A110) is formed in the front shell (A1) at the assembling position corresponding to the conductive column (A8), a rear avoidance opening (A410) is formed in the rear shell (A4) at the assembling position corresponding to the conductive column (A8), the oxygen-generating film (A2) is partially exposed out of the corresponding front avoidance opening (A110) and rear avoidance opening (A410), and the conductive column (A8) is electrically connected with the two cathode conductive plates (A201) in an inserting mode;
A module connecting sleeve (A107) is integrally injection molded on the front side surface of the oxygen generating box, and a module connecting column (A407) corresponding to the module connecting sleeve (A107) is integrally injection molded on the rear side surface; the module connecting sleeve (A107) in the upper set of electronic screen oxygen generation module (A) is mutually spliced with the module connecting column (A407) in the lower set of electronic screen oxygen generation module (A), so that the mutual splicing of two adjacent electronic screen oxygen generation modules (A) is realized;
an oxygen generation chamber (A9) for storing electrolyte is arranged in the oxygen generation box, and an anode conducting plate (A3) and a cathode conducting plate (A201) are respectively arranged in the oxygen generation chamber (A9) and are respectively at least partially soaked in the electrolyte;
the oxygen generating box is provided with an air outlet channel communicated with the oxygen generating cavity (A9).
2. A storage system for self-generated nitrogen gas as in claim 1 wherein: the anode conductive plate (A3) and/or the cathode conductive plate (A201) are made of a corrosion-resistant metal material; the composite layer (A202) is made of polysulfone materials, a plurality of sieving holes (A203) are formed in the composite layer (A202), and the pore diameters of the sieving holes (A203) are larger than oxygen molecules (O2) in air and smaller than water molecules (H2O) in electrolyte.
3. A storage system for self-generated nitrogen gas as in claim 1 wherein: the oxygen generating box comprises a front shell (A1) and a rear shell (A4) which are mutually assembled, an oxygen generating film (A2) is assembled on the front shell (A1) and/or the rear shell (A4), an adsorption port is formed in the front shell (A1) and/or the rear shell (A4) corresponding to the oxygen generating film (A2), and the oxygen generating film (A2) is exposed out of the oxygen generating box through the adsorption port; the front shell (A1) and/or the rear shell (A4) are/is provided with a groove for assembling an oxygen membrane (A2).
4. A storage system for self-generated nitrogen gas as in claim 3 wherein: an air outlet sleeve (A104) is arranged on the front shell (A1), and an air outlet channel is an inner cavity of the air outlet sleeve (A104); an air outlet blocking wall (A404) is arranged on the rear shell (A4), and the outer side of the air outlet sleeve (A104) is at least partially wrapped by the air outlet blocking wall (A404); the front shell (A1) is provided with a front concave position (A108), the rear shell (A4) is provided with a rear concave position (A408), the front concave position (A108) and the rear concave position (A408) jointly form an avoidance groove communicated with the oxygen generation cavity (A9), and an electricity receiving end (A301) on the anode conducting plate (A3) penetrates through the avoidance groove to be led out of the oxygen generation box.
5. A storage system for self-generated nitrogen gas as in claim 4 wherein: the box body sealing sleeve (A7) is arranged on the air outlet sleeve (A104), and annular sealing ribs are arranged on the inner wall of the box body sealing sleeve (A7); a sealing ring (A5) is arranged between the electric connection end (A301) and the avoidance groove, and the sealing ring (A5) is sleeved outside the electric connection end (A301).
6. A storage system for self-generated nitrogen gas as in claim 3 wherein: a box body connecting column (A103) is arranged on the assembly surface of the front shell (A1), and a box body connecting sleeve (A403) corresponding to the box body connecting column (A103) is arranged on the assembly surface of the rear shell (A4); when the front shell (A1) and the rear shell (A4) are mutually assembled, the box body connecting column (A103) and the box body connecting sleeve (A403) are mutually fastened and spliced; a box sealing member is arranged between the assembly surface of the front shell (A1) and the assembly surface of the rear shell (A4).
7. A storage system for self-generated nitrogen gas as in claim 1 wherein: the storage space (B) is an openable or sealable case or bag.
8. A storage system for self-generated nitrogen gas as in claim 4 wherein: the air outlet sleeve (A104) is communicated with the oxygen collecting device (C) or directly communicated with the outside air outside the storage space (B).
9. A storage system for self-generated nitrogen gas as in claim 1 wherein: a nitrogen concentration detection sensor (D) is installed in the storage space (B).
10. A storage system for self-generated nitrogen gas as in claim 1 or 7 wherein: the storage space (B) is a storage cavity in a refrigerator, a storage cavity in a disinfection cabinet, a storage cavity in a dish washer, a cooking cavity in a cooking machine, or an oxygen generation cavity in an oxygen generator.
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