CN119146220A - Anti-pollution sealing device for reaction kettle stirring shaft - Google Patents
Anti-pollution sealing device for reaction kettle stirring shaft Download PDFInfo
- Publication number
- CN119146220A CN119146220A CN202411612096.7A CN202411612096A CN119146220A CN 119146220 A CN119146220 A CN 119146220A CN 202411612096 A CN202411612096 A CN 202411612096A CN 119146220 A CN119146220 A CN 119146220A
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- Prior art keywords
- reaction kettle
- sliding
- stirring shaft
- seat
- sealing device
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 51
- 238000003756 stirring Methods 0.000 title claims abstract description 38
- 238000007789 sealing Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 230000000903 blocking effect Effects 0.000 claims abstract description 12
- 230000003068 static effect Effects 0.000 claims abstract description 7
- 210000004907 gland Anatomy 0.000 claims abstract description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000003814 drug Substances 0.000 abstract description 7
- 238000002156 mixing Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009977 dual effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000007423 decrease Effects 0.000 abstract 1
- 238000003825 pressing Methods 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229940079593 drug Drugs 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 229910000617 Mangalloy Inorganic materials 0.000 description 1
- 229910000792 Monel Inorganic materials 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- QFGIVKNKFPCKAW-UHFFFAOYSA-N [Mn].[C] Chemical compound [Mn].[C] QFGIVKNKFPCKAW-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 229910000856 hastalloy Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3268—Mounting of sealing rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention relates to an anti-pollution sealing device for a reaction kettle stirring shaft, which comprises a reaction kettle cover end and a stirring shaft, wherein a sleeve is sleeved between the reaction kettle cover end and the stirring shaft, the outer side of the bottom of the sleeve is welded with the inner side of the reaction kettle cover end, the sleeve is fixed with the bottom of an end cover, and a static ring is embedded and arranged on the inner side of the end cover. This sealing device for anti-pollution of reation kettle (mixing) shaft prevents through sleeve pipe, rotating ring, quiet ring, O type circle cooperation that greasy dirt directly gets into reation kettle jar internal and leads to the decline of medicine production quality, increase with the sealed effect of (mixing) shaft, the greasy dirt passes through the shoulder hole and arranges outside reation kettle, rotatory screw makes the screw drive the gland and pushes down the spring holder, can adjust the degree of compressing tightly of spring pair rotating ring, and through having set up shutoff mechanism, shutoff seal is carried out to the shoulder hole, realize dual shutoff, increase the leakproofness, prevent debris or greasy dirt direct entering from blocking up the shoulder hole.
Description
Technical Field
The invention relates to the technical field of medicine reaction kettles, in particular to an anti-pollution sealing device for a stirring shaft of a reaction kettle.
Background
The reaction kettle is widely understood to be a container with physical or chemical reaction, and through structural design and parameter configuration of the container, the heating, evaporating, cooling and low-speed mixing functions of technological requirements are realized, and the reaction kettle is widely applied to pressure containers for completing technological processes of vulcanization, nitration, hydrogenation, hydrocarbylation, polymerization, condensation and the like, such as reactors, reaction kettles, decomposition kettles, polymerization kettles and the like, and is generally made of carbon-manganese steel, stainless steel, zirconium, nickel-based (Hastelloy, monel, cause Kang Nie) alloy and other composite materials. The mechanical sealing of the stirring shaft of the reaction kettle is a key component of the reaction kettle and is a first defense line for the safe production of medicines, so that the research on the mechanical sealing of the stirring shaft of the reaction kettle is very important.
For example, publication No. CN113522190a discloses a sealing structure of a stirring shaft of a reaction kettle, in which an anti-expansion protection mechanism and an oil pressure supporting part are provided, and the anti-expansion protection mechanism is used to abut against a rotating shaft, so that when a shaft seal component is heated and expanded, the influence of expansion is eliminated by abutting against anti-expansion top glue and anti-expansion gaps, and the oil pressure supporting part can continuously support and protect the rotating shaft through a top support rod after the shaft seal component is heated and expanded, so that the stability of the rotating shaft is maintained.
However, in the structure, the joint of the rotating shaft and the kettle body and the inner side of the kettle body are doubly protected by the anti-corrosion support sleeve ring and the anti-corrosion flange cover respectively, but the rotating shaft generates polarized force in high-speed operation, so that gaps exist between the rotating shaft and the anti-corrosion support sleeve ring and between the rotating shaft and the anti-corrosion flange, the phenomenon that oil stains permeate into the kettle body of the reaction kettle can occur at the moment, the oil stains are directly mixed with medicines in the reaction kettle, and the whole kettle of medicines are directly scrapped due to pollution.
Disclosure of Invention
(One) solving the technical problems
In order to solve the technical problems, the invention provides an anti-pollution sealing device for a stirring shaft of a reaction kettle.
(II) technical scheme
Based on the technical scheme, the anti-pollution sealing device of the stirring shaft of the reaction kettle comprises a reaction kettle cover end and the stirring shaft;
A sleeve is sleeved between the reaction kettle cover end and the stirring shaft, the outer side of the bottom of the sleeve is welded with the inner side of the reaction kettle cover end, the reaction kettle cover end is positioned at the top of the end cover, the sleeve is fixed with the bottom of the end cover, and a static ring is embedded and arranged on the inner side of the end cover;
The top of quiet ring is provided with the moving ring, the moving ring is fixed mutually with the bottom of spring, and the spring holder is installed at the top of spring, the top of spring holder adopts screw and gland locking to be fixed, the junction of spring holder and (mixing) shaft is provided with O type circle, the shoulder hole has been seted up to the left end of reation kettle lid end, the upper left end of reation kettle lid end is provided with shutoff mechanism.
Preferably, the stationary ring and the movable ring are arranged concentrically, and the stationary ring and the movable ring are mutually nested.
Preferably, the left end of the stepped hole is provided with a connecting convex seat.
Preferably, the plugging mechanism comprises a guide cylinder, a sliding block, a positioning mechanism, a first plugging seat, a second plugging seat and a third plugging seat, wherein the right end of the bottom of the guide cylinder is fixed with the end of the reaction kettle cover, the sliding block is in sliding fit with the inner side of the guide cylinder, the positioning mechanism is arranged at the right end of the sliding block, the first plugging seat is fixed at the bottom of the sliding block, the first plugging seat is in sliding connection with the left upper end of the second plugging seat, and the second plugging seat is in sliding connection with the left upper end of the third plugging seat.
Preferably, the upper side and the lower side of the right end of the guide cylinder are provided with jacks relatively.
Preferably, a first sliding groove is formed in the right end of the first plugging seat, and a second sliding groove is formed in the right end of the second plugging seat.
Preferably, a first sliding rail is arranged at the left end of the second plugging seat, the first sliding rail is in sliding fit with the inner side of the first sliding groove, a first limiting block is arranged at the upper end of the first sliding rail, and a first pulley is movably connected to the left end of the bottom of the second plugging seat.
Preferably, the left end of the plugging seat III is provided with a second sliding rail, the second sliding rail is in sliding fit with the inner side of the second sliding groove, the upper end of the second sliding rail is provided with a second limiting seat, and the left side and the right side of the left end of the plugging seat III are provided with a second pulley and a third sliding pulley relatively.
Preferably, the positioning mechanism comprises a slide bar, a top support piece, a positioning rod, an inserting rod and a reset spring, wherein the left end of the slide bar is fixed with a sliding block, the slide bar is in sliding fit with the inner side of the right end of a guide cylinder, the slide bar is in sliding fit with the left end of the inserting rod, the inserting rod is embedded in the inner side of the right end of the slide bar, the left end of the reset spring is fixed with the slide bar, the right end of the reset spring is fixed with the inserting rod, the right end of the inserting rod is fixedly connected with the top support piece, positioning rods are arranged on the front side and the rear side of the top support piece relatively, the positioning rods are of cylindrical structures, and the positioning rods are inserted into insertion holes of the guide cylinder.
(III) beneficial effects
Compared with the prior art, the invention provides the anti-pollution sealing device for the stirring shaft of the reaction kettle, which has the following beneficial effects:
This sealing device for anti-pollution of reation kettle (mixing) shaft, through sleeve pipe, rotating ring, quiet ring, O type circle cooperation, prevent that greasy dirt or foreign matter from directly entering into the reation kettle jar internal and leading to the direct condemned condition of medicine, increase simultaneously with the sealed effect of (mixing) shaft, the greasy dirt passes through the shoulder hole and arranges the reation kettle outside, rotatory screw makes the screw drive the gland and pushes down the spring holder, can adjust the degree of compressing tightly of spring pair rotating ring, and through having set up shutoff mechanism, shutoff is sealed to the shoulder hole, realize dual shutoff, increase the leakproofness, prevent debris or greasy dirt direct entering to block up the shoulder hole.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the plugging mechanism of the present invention;
FIG. 3 is a schematic diagram of a plugging mechanism according to the present invention;
FIG. 4 is a schematic view of a partial perspective structure of a plugging mechanism according to the present invention;
FIG. 5 is a schematic view of a partially expanded configuration of the plugging mechanism of the present invention;
FIG. 6 is a schematic diagram of the front view of the positioning mechanism of the present invention;
FIG. 7 is a schematic perspective view of a positioning mechanism according to the present invention;
fig. 8 is a schematic view of a partial perspective structure of a positioning mechanism according to the present invention.
The device comprises a reaction kettle cover end, a sleeve, a stirring shaft, a 4-end cover, a 5-stationary ring, a 6-moving ring, a 7-spring, a 8-gland, a 9-screw, a 10-O-ring, a 11-stepped hole, a 12-blocking mechanism, a 111-connecting boss, a 121-guide cylinder, a 122-sliding block, a 123-positioning mechanism, a 124-blocking seat, a 125-blocking seat, a 126-blocking seat, a third-blocking seat, a 1241-sliding groove, a 1254-sliding groove, a 1251-sliding rail, a 1252-sliding block, a 1253-sliding wheel, a 1261-sliding rail, a 1262-sliding seat, a 1263-sliding wheel, a second-sliding wheel, a 1264-sliding seat, a 1231-sliding bar, a 1232-top supporting piece, a 1233-positioning rod, a 1234-inserting rod, a 1235-resetting spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, a sealing device for pollution prevention of a stirring shaft of a reaction kettle specifically includes the following embodiments:
The reaction kettle cover comprises a reaction kettle cover end 1 and a stirring shaft 3, wherein a sleeve 2 is sleeved between the reaction kettle cover end 1 and the stirring shaft 3, the outer side of the bottom of the sleeve 2 is welded with the inner side of the reaction kettle cover end 1, the reaction kettle cover end 1 is positioned at the top of an end cover 4, the sleeve 2 is fixed with the bottom of the end cover 4, a static ring 5 is embedded and installed at the inner side of the end cover 4, a movable ring 6 is arranged at the top of the static ring 5, the movable ring 6 is fixed with the bottom of a spring 7, a spring seat is installed at the top of the spring 7, the top of the spring seat is fixedly locked with a gland 8 by adopting a screw 9, an O-shaped ring 10 is arranged at the joint of the spring seat and the stirring shaft 3, a stepped hole 11 is formed in the left end of the reaction kettle cover end 1, a blocking mechanism 12 is arranged at the left upper end of the reaction kettle cover end 1, the static ring 5 and the movable ring 6 are concentrically arranged, the static ring 5 and the movable ring 6 are mutually nested, and a connecting boss 111 is arranged at the left end of the stepped hole 11.
In some embodiments, the stationary ring 5 may be made of graphite material, the movable ring 6 may be made of silicon carbide material, the O-ring 10 may be made of fluororubber material, when the device is installed, the upper pressing cover 8 should be aligned with the coupler, the screw 9 should be evenly supported, the end face of the pressing cover 8 is prevented from deflecting, the clearance between the pressing cover 8 and the stirring shaft 3 or the outer diameter of the sleeve 2 is checked by using a feeler gauge, the clearance (i.e. concentricity) between the pressing cover 8 and the outer diameter of the stirring shaft is checked, the periphery is even, the tolerance between the pressing cover 8 and the outer diameter of the sleeve 2 is checked by using the feeler gauge is not more than 0.01 mm, the compression amount of the spring 7 is required to be carried out according to the specification, the phenomenon of excessively large or excessively small is not allowed, the error is required to be 2.00 mm, the excessively large end face ratio is increased, the abrasion is accelerated, the excessively small specific pressure is insufficient, the sealing effect cannot be achieved, the left end of the stepped hole 11 can be connected with a vacuum device, the greasy dirt can be prevented from being pumped out, the greasy dirt is also prevented from blocking the hole 11, the stepped hole is prevented from being directly entering the stirring shaft 3 or the outer diameter of the stirring shaft, the stirring shaft through the sleeve 2, the stationary ring 5, the O-ring 10 is matched with the stepped ring or the foreign body is prevented from directly entering the stirring shaft, the inner diameter of the stirring shaft is prevented from directly, the stepped hole is lowered by the stepped hole, the quality is the pressing cover 3, the sealing hole is produced by the stepped hole is 3, and the sealing hole is 9, and the sealing 9 is driven by the external is adjusted, and the quality is the screw is driven by the screw, and the external is 9.
In some embodiments, the plugging mechanism 12 includes a guide cylinder 121, a sliding block 122, a positioning mechanism 123, a first plugging seat 124, a second plugging seat 125 and a third plugging seat 126, the right end of the bottom of the guide cylinder 121 is fixed with the reaction kettle cover end 1, the sliding block 122 is in sliding fit with the inner side of the guide cylinder 121, the right end of the sliding block 122 is provided with the positioning mechanism 123, the bottom of the sliding block 122 is fixedly provided with the first plugging seat 124, the first plugging seat 124 is in sliding connection with the left upper end of the second plugging seat 125, the second plugging seat 125 is in sliding connection with the left upper end of the third plugging seat 126, jacks are formed in the upper side and the lower side of the right end of the guide cylinder 121 relatively, a sliding groove 1241 is formed in the right end of the first plugging seat 124, a sliding groove 1254 is formed in the right end of the second plugging seat 125, a sliding rail 1251 is arranged in the left end of the second plugging seat 125, the sliding rail 1251 is in sliding fit with the inner side of the sliding groove 1241, a limit block 1252 is arranged at the upper end of the sliding seat 1251, the bottom left end of the second plugging seat 125 is movably connected with a pulley 1253, the left end of the sliding seat 126 is provided with the left end of the sliding groove 1251 is in sliding fit with the sliding groove 1263, the sliding seat 1263 is in sliding contact with the sliding seat 1263, and the sliding seat 1263 is in sliding contact with the sliding seat 1264 is provided with the sliding seat 1264.
In some embodiments, the positioning mechanism 123 includes a sliding rod 1231, a top supporting piece 1232, a positioning rod 1233, an inserting rod 1234, and a return spring 1235, where the left end of the sliding rod 1231 is fixed with the sliding block 122, the sliding rod 1231 is in sliding fit with the inner side of the right end of the guide cylinder 121, the sliding rod 1231 is in sliding fit with the left end of the inserting rod 1234, the inserting rod 1234 is embedded in the inner side of the right end of the sliding rod 1231, the left end of the return spring 1235 is fixed with the sliding rod 1231, the right end of the return spring 1235 is fixed with the inserting rod 1234, the right end of the inserting rod 1234 is fixedly connected with the top supporting piece 1232, positioning rods 1233 are disposed on the front side and the rear side of the top supporting piece 1232, the positioning rods 1233 are both in cylindrical structures, and the positioning rods 1233 are inserted into the insertion holes of the guide cylinder 121.
In the application, when the step hole 11 is not connected with a vacuum device or is exhausted, the top support piece 1232 can be pulled towards the right end, so that the top support piece 1232 slides towards the right end through the inserting rod 1234 in the sliding rod 1231, and the reset spring 1235 is driven to extend, so that the positioning rod 1233 on the top support piece 1232 releases the positioning of the jack of the guide cylinder 121, then the sliding rod 1231 can be moved towards the lower end, the sliding rod 1231 drives the sliding block 122 to move towards the lower bottom end of the guide cylinder 121, when the sliding block 122 moves downwards, the third plugging seat 126 is contacted with the top of the connecting boss 111, then the third plugging seat 126 slides towards the inner side of the sliding groove 1254 through the sliding rail 1261, when the third plugging seat 126 and the second plugging seat 125 are mutually aligned, the second plugging seat 125 slides into the sliding groove 1241 through the sliding rail 1251, as shown in fig. 3, the second plugging seat 125 and the third plugging seat 126 are sealed in the guide cylinder 11, so that the step hole 11 is sealed, the sealing performance is realized, the sundries or greasy dirt is prevented from entering the step hole 11 directly, the guide cylinder is effectively blocked, the guide cylinder is not required to be moved into the jack 122, and the lower end is effectively reset, the guide cylinder 122 is not required to be embedded into the sliding hole, and the guide cylinder 122 is simultaneously, and the upper end is deformed, and the drug is normally is deformed, and the top end is simultaneously, and the top end is required to be deformed, and the top end is moved, and the top sealing piece 122 is moved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The anti-pollution sealing device for the stirring shaft of the reaction kettle is characterized by comprising a reaction kettle cover end (1) and a stirring shaft (3);
A sleeve (2) is sleeved between the reaction kettle cover end (1) and the stirring shaft (3), the outer side of the bottom of the sleeve (2) is welded with the inner side of the reaction kettle cover end (1), the reaction kettle cover end (1) is positioned at the top of the end cover (4), the sleeve (2) is fixed with the bottom of the end cover (4), and a static ring (5) is embedded and arranged at the inner side of the end cover (4);
The top of quiet ring (5) is provided with rotating ring (6), rotating ring (6) are fixed mutually with the bottom of spring (7), and the spring holder is installed at the top of spring (7), the top of spring holder adopts screw (9) and gland (8) locking to be fixed, the junction of spring holder and (3) is provided with O type circle (10), stepped hole (11) have been seted up to the left end of reation kettle lid end (1), the upper left end of reation kettle lid end (1) is provided with shutoff mechanism (12).
2. The anti-pollution sealing device for the stirring shaft of the reaction kettle, which is disclosed in claim 1, is characterized in that the stationary ring (5) and the movable ring (6) are concentrically arranged, and the stationary ring (5) and the movable ring (6) are mutually nested.
3. The anti-pollution sealing device for the stirring shaft of the reaction kettle according to claim 1, wherein the left end of the stepped hole (11) is provided with a connecting convex seat (111).
4. The anti-pollution sealing device for the reaction kettle stirring shaft is characterized in that the blocking mechanism (12) comprises a guide cylinder (121), a sliding block (122), a positioning mechanism (123), a first blocking seat (124), a second blocking seat (125) and a third blocking seat (126), the right end of the bottom of the guide cylinder (121) is fixed with the reaction kettle cover end (1), the sliding block (122) is in sliding fit with the inner side of the guide cylinder (121), the positioning mechanism (123) is arranged at the right end of the sliding block (122), a first blocking seat (124) is fixed at the bottom of the sliding block (122), the first blocking seat (124) is in sliding connection with the left upper end of the second blocking seat (125), and the second blocking seat (125) is in sliding connection with the left upper end of the third blocking seat (126).
5. The anti-pollution sealing device for the stirring shaft of the reaction kettle according to claim 4, wherein the upper side and the lower side of the right end of the guide cylinder (121) are provided with insertion holes.
6. The anti-pollution sealing device for a stirring shaft of a reaction kettle according to claim 4, wherein a first chute (1241) is formed at the right end of the first plugging seat (124), and a second chute (1254) is formed at the right end of the second plugging seat (125).
7. The anti-pollution sealing device for the stirring shaft of the reaction kettle, as set forth in claim 6, is characterized in that a first slide rail (1251) is arranged at the left end of the second plugging seat (125), the first slide rail (1251) is in sliding fit with the inner side of a first slide groove (1241), a first limiting block (1252) is arranged at the upper end of the first slide rail (1251), and a first pulley (1253) is movably connected to the left end of the bottom of the second plugging seat (125).
8. The anti-pollution sealing device for the stirring shaft of the reaction kettle is characterized in that a second sliding rail (1261) is arranged at the left end of the third plugging seat (126), the second sliding rail (1261) is in sliding fit with the inner side of the second sliding groove (1254), a second limiting seat (1262) is arranged at the upper end of the second sliding rail (1261), and a second pulley (1263) and a third sliding seat (1264) are arranged on the left side and the right side of the left end of the third plugging seat (126) oppositely.
9. The anti-pollution sealing device for the stirring shaft of the reaction kettle is characterized in that the positioning mechanism (123) comprises a sliding rod (1231), a top support piece (1232), a positioning rod (1233), an inserting rod (1234) and a return spring (1235), the left end of the sliding rod (1231) is fixed with the sliding block (122), the sliding rod (1231) is in sliding fit with the inner side of the right end of the guide cylinder (121), the sliding rod (1231) is in sliding fit with the left end of the inserting rod (1234), the inserting rod (1234) is embedded into the inner side of the right end of the sliding rod (1231), the left end of the return spring (1235) is fixed with the sliding rod (1231), the right end of the return spring (1235) is fixed with the inserting rod (1234), the right end of the inserting rod (1234) is fixedly connected with the top support piece (1232), and the positioning rod (1233) is arranged on the front side and the rear side of the top support piece (1232) in a relative mode.
10. The anti-pollution sealing device for the stirring shaft of the reaction kettle according to claim 9, wherein the positioning rods (1233) are of cylindrical structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411612096.7A CN119146220B (en) | 2024-11-13 | 2024-11-13 | A sealing device for preventing pollution of stirring shaft of reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411612096.7A CN119146220B (en) | 2024-11-13 | 2024-11-13 | A sealing device for preventing pollution of stirring shaft of reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN119146220A true CN119146220A (en) | 2024-12-17 |
| CN119146220B CN119146220B (en) | 2025-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411612096.7A Active CN119146220B (en) | 2024-11-13 | 2024-11-13 | A sealing device for preventing pollution of stirring shaft of reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN119146220B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0829581A (en) * | 1994-07-19 | 1996-02-02 | Toshiba Corp | Pressure vessel opening and closing device |
| US7665160B1 (en) * | 2007-02-09 | 2010-02-23 | Brent Linder | Method and apparatus for restoring one-piece cultured marble countertop sinks |
| CN205995425U (en) * | 2016-08-31 | 2017-03-08 | 西吉县震湖乡犇牛木业有限公司 | A kind of glue class makes reactor |
| CN109163098A (en) * | 2018-10-31 | 2019-01-08 | 东莞市华汇精密机械有限公司 | A kind of dry-type mechanical sealing device for prohibiting grease health blender |
| CN210068936U (en) * | 2019-03-07 | 2020-02-14 | 昆明龙腾生物乳业有限公司 | Reation kettle mechanical seal device for acidophilus milk fermentation |
| CN212338161U (en) * | 2020-04-27 | 2021-01-12 | 无锡伊格尔博格曼科技有限公司 | Floating mechanical seal for cauldron |
| CN116608267A (en) * | 2023-06-12 | 2023-08-18 | 昆山新优密机械密封科技有限公司 | Split type mechanical sealing device for kettle |
-
2024
- 2024-11-13 CN CN202411612096.7A patent/CN119146220B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0829581A (en) * | 1994-07-19 | 1996-02-02 | Toshiba Corp | Pressure vessel opening and closing device |
| US7665160B1 (en) * | 2007-02-09 | 2010-02-23 | Brent Linder | Method and apparatus for restoring one-piece cultured marble countertop sinks |
| CN205995425U (en) * | 2016-08-31 | 2017-03-08 | 西吉县震湖乡犇牛木业有限公司 | A kind of glue class makes reactor |
| CN109163098A (en) * | 2018-10-31 | 2019-01-08 | 东莞市华汇精密机械有限公司 | A kind of dry-type mechanical sealing device for prohibiting grease health blender |
| CN210068936U (en) * | 2019-03-07 | 2020-02-14 | 昆明龙腾生物乳业有限公司 | Reation kettle mechanical seal device for acidophilus milk fermentation |
| CN212338161U (en) * | 2020-04-27 | 2021-01-12 | 无锡伊格尔博格曼科技有限公司 | Floating mechanical seal for cauldron |
| CN116608267A (en) * | 2023-06-12 | 2023-08-18 | 昆山新优密机械密封科技有限公司 | Split type mechanical sealing device for kettle |
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| Publication number | Publication date |
|---|---|
| CN119146220B (en) | 2025-02-28 |
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