CN107583084B - Sealing structure of sterilizer - Google Patents
Sealing structure of sterilizer Download PDFInfo
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- CN107583084B CN107583084B CN201711065183.5A CN201711065183A CN107583084B CN 107583084 B CN107583084 B CN 107583084B CN 201711065183 A CN201711065183 A CN 201711065183A CN 107583084 B CN107583084 B CN 107583084B
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- sealing
- sterilizer
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- seal
- groove
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- 238000007789 sealing Methods 0.000 title claims abstract description 234
- 238000000926 separation method Methods 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 238000007664 blowing Methods 0.000 claims description 16
- 238000005192 partition Methods 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000002955 isolation Methods 0.000 description 9
- 239000010410 layer Substances 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000000010 microbial pathogen Species 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a sterilizer sealing structure, which comprises: the sterilizer body is provided with a separation plate, the separation plate is connected with the extending end of the embedded part fixed on the wall body through a front sealing part and a rear sealing part, the front sealing part is positioned on the front surface of the separation plate and the extending end, the rear sealing part is positioned on the rear surface of the separation plate and the extending end, the extending ends of the front sealing part, the rear sealing part and the embedded part of the separation plate and the wall body form a closed cavity, and the sterilizer further comprises a sealing detection device for detecting the sealing performance of the closed cavity. The sealing device has the advantages that the sealing device can play a role in double-layer sealing through the front sealing element and the rear sealing element, in addition, the sealing performance of the sealed cavity is detected through the sealing detection device, whether leakage occurs in the sealed cavity or not can be effectively monitored, and if leakage occurs, the sealing effect is judged that at least one of the front sealing element and the rear sealing element does not play, so that the staff can maintain in time.
Description
Technical Field
The invention relates to the technical field of sterilization equipment, in particular to a sealing structure of a sterilizer.
Background
The P3 and P4 sterilizers are mainly used for sterilizing highly pathogenic microorganisms, the existing P3 and P4 sterilizers are sealed with rooms by adopting single-layer flexible materials to isolate toxic areas from non-toxic areas, and if the single-layer flexible materials are damaged or the sealing fails, other effective protection measures cannot be provided, so that great potential safety hazards exist.
Secondly, the door sealing system of the P3 and P4 sterilizer usually adopts a single sealing ring structure, and when the sealing ring is damaged or external energy is abnormal, the door sealing system is easy to fail, so that the risk of leakage of pathogenic microorganisms in the inner chamber which is not sterilized exists. In addition, failure of the sterilization process or failure of the sealing system will cause great risk of infection to workers and the environment, and the damage is great.
Therefore, how to provide a sealing structure of a sterilizer to improve the sealing performance of the sterilizer is a technical problem which needs to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a sealing structure of a sterilizer, which can effectively solve the problems of poor sealing performance and the like of the traditional sterilizer.
In order to solve the technical problems, the invention provides the following technical scheme:
a sterilizer seal structure, comprising: the sterilizer comprises a sterilizer body, wherein a separation plate is arranged on the sterilizer body, the separation plate is connected with the extending end of an embedded part fixed on a wall body through a front sealing part and a rear sealing part, the front sealing part is positioned on the front surface of the separation plate and the extending end, the rear sealing part is positioned on the rear surface of the separation plate and the extending end, the front sealing part, the rear sealing part and the extending end of the separation plate and the embedded part of the wall body form a closed cavity, and the sterilizer further comprises a sealing detection device for detecting the sealing performance of the closed cavity.
Preferably, the seal detection device comprises a pressure sensor, one of the protruding end, the isolation plate, the front sealing piece and the rear sealing piece is provided with a pressure feedback channel, one end of the pressure feedback channel is communicated with the closed cavity, and the other end of the pressure feedback channel is connected with the pressure sensor.
Preferably, one of the extending end, the isolation plate, the front sealing piece and the rear sealing piece is provided with an air inlet hole communicated with the closed cavity, the air inlet hole is further externally connected with a gas injection device, and the gas injection device injects compressed air into the closed cavity through the air inlet hole.
Preferably, the front sealing device further comprises a front upper pressing plate, a front lower pressing plate, a rear upper pressing plate and a rear lower pressing plate, wherein the upper part of the front sealing element is pressed on the front surface of the extending end of the embedded part through the front upper pressing plate, the lower part of the front sealing element is pressed on the front surface of the isolation plate through the front lower pressing plate, the upper part of the rear sealing element is pressed on the rear surface of the extending end of the embedded part through the rear upper pressing plate, and the lower part of the rear sealing element is pressed on the rear surface of the isolation plate through the rear lower pressing plate.
Preferably, the sealing device further comprises a front sealing plate and a sealing door which are mutually attached, wherein a sealing groove is formed in the front sealing plate or the sealing door, a sealing ring is arranged in the sealing groove, a blowing mechanism is communicated with the sealing groove, and the blowing mechanism is used for controlling the sealing ring to axially move in the sealing groove through injecting gas into the sealing groove so as to be tightly attached to the surface of the front sealing plate or the sealing door.
Preferably, the blowing mechanism is a compressed air blowing mechanism or a steam blowing mechanism.
Preferably, the sealing groove comprises an inner sealing groove and an outer sealing groove which are radially arranged inside and outside, the sealing ring comprises an inner sealing ring arranged in the inner sealing groove and an outer sealing ring arranged in the outer sealing groove, and the inner sealing groove and the outer sealing groove are both arranged on the front sealing plate; or one of the sealing plates is arranged on the front sealing plate, and the other sealing plate is arranged on the sealing door.
Preferably, the sealing ring is a sealing ring with a circular cross section.
Preferably, the outer side of the sealing ring is coated with a lubricating layer.
Compared with the prior art, the technical scheme has the following advantages:
the invention provides a sterilizer sealing structure, which comprises: the sterilizer body is provided with a separation plate, the separation plate is connected with the extending end of the embedded part fixed on the wall body through a front sealing part and a rear sealing part, the front sealing part is positioned on the front surface of the separation plate and the extending end, the rear sealing part is positioned on the rear surface of the separation plate and the extending end, the extending ends of the front sealing part, the rear sealing part and the embedded part of the separation plate and the wall body form a closed cavity, and the sterilizer further comprises a sealing detection device for detecting the sealing performance of the closed cavity. The sealing device has the advantages that the sealing device can play a role in double-layer sealing through the front sealing element and the rear sealing element, in addition, the sealing performance of the sealed cavity is detected through the sealing detection device, whether leakage occurs in the sealed cavity or not can be effectively monitored, and if leakage occurs, the sealing effect is judged that at least one of the front sealing element and the rear sealing element does not play, so that the staff can maintain in time.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a sealing structure of a sterilizer according to an embodiment of the present invention;
fig. 2 is an enlarged schematic view of a region a in fig. 1.
The reference numerals are as follows:
1 is a partition plate, 2 is an air inlet, 3 is a front lower pressure plate, 4 is a front sealing element, 5 is a front upper pressure plate, 6 is an extending end, 7 is an embedded part, 8 is a wall body, 9 is a pressure sensor, 10 is a rear upper pressure plate, 11 is a rear sealing element, 12 is a bolt, 13 is a rear lower pressure plate, 14 is a front sealing plate, 15 is an outer sealing groove, 16 is an inner sealing groove, 17 is a sealing door, 18 is an inner sealing ring, and 19 is an outer sealing ring.
Detailed Description
As described in the background section, current sterilizers are poorly sealed.
Based on the above research, the embodiment of the invention provides a sealing structure of a sterilizer, which can play a role of double-layer sealing through a front sealing element and a rear sealing element, and can effectively monitor whether leakage occurs in a sealing chamber or not by detecting the sealing performance of the sealing chamber through a sealing detection device, and if the leakage occurs, it is judged that at least one of the front sealing element and the rear sealing element does not play a sealing role, so that a worker can maintain in time.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings.
In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than those herein described, and those skilled in the art may readily devise numerous other arrangements that do not depart from the spirit of the invention. Therefore, the present invention is not limited by the specific embodiments disclosed below.
Referring to fig. 1 and 2, fig. 1 is a schematic view of a sealing structure of a sterilizer according to an embodiment of the present invention; fig. 2 is an enlarged schematic view of a region a in fig. 1.
One embodiment of the present invention provides a sterilizer sealing structure, comprising: the sterilizer body is equipped with division board 1 on the sterilizer body, division board 1 is connected with the end 6 that stretches out of the built-in fitting 7 that is fixed in wall body 8 through preceding sealing member 4 and back sealing member 11, and preceding sealing member 4 is located the front surface of division board 1 and stretching out end 6, and back sealing member 11 is located the back surface of division board 1 and stretching out end 6, and the airtight cavity is constituteed to the stretching out end 6 of the built-in fitting 7 of preceding sealing member 4 and back sealing member 11 and division board 1 and wall body 8, still includes the seal detection device that is used for detecting airtight cavity's leakproofness.
In this embodiment, the front sealing member 4 and the rear sealing member 11 can play a role in double-layer sealing, and in addition, the sealing performance of the sealed chamber is detected by the sealing detection device, so that whether leakage occurs in the sealed chamber can be effectively monitored, and if leakage occurs, it is judged that at least one of the front sealing member 4 and the rear sealing member 11 does not play a role in sealing, so that a worker can maintain in time.
Wherein both the front seal 4 and the rear seal 11 may be made of a flexible sealing material.
Further, the seal detecting device comprises a pressure sensor 9, one of the extending end 6, the isolation plate 1, the front sealing member 4 and the rear sealing member 11 is provided with a pressure feedback channel, one end of the pressure feedback channel is communicated with the closed cavity, and the other end of the pressure feedback channel is connected with the pressure sensor 9. The pressure sensor 9 can detect the pressure in the closed cavity in real time, and can know whether the closed cavity leaks or not by judging whether the detected pressure meets a preset threshold value, wherein one of the extending end 6, the isolation plate 1, the front sealing element 4 and the rear sealing element 11 can be provided with a threaded hole as a pressure feedback channel, and then the threaded hole is externally connected with the pressure sensor 9.
Furthermore, the extending end 6 or one of the partition plate 1, the front sealing member 4 and the rear sealing member 11 is provided with an air inlet hole 2 communicated with the closed cavity, and the air inlet hole 2 is externally connected with a gas injection device which injects compressed air into the closed cavity through the air inlet hole 2. When the pressure sensor 9 detects that the air pressure in the closed cavity is reduced during use, leakage of the closed cavity can be judged, so that a worker can maintain the closed cavity in time.
In order to improve the fixing effect of the front sealing element 4 and the rear sealing element 11 on the embedded element 7 and the isolation plate 1, the sterilizer sealing structure provided in this embodiment further comprises a front upper pressing plate 5, a front lower pressing plate 3, a rear upper pressing plate 10 and a rear lower pressing plate 13, wherein the upper part of the front sealing element 4 is tightly pressed on the front surface of the extending end 6 of the embedded element 7 through the front upper pressing plate 5, the lower part is tightly pressed on the front surface of the isolation plate 1 through the front lower pressing plate 3, the upper part of the rear sealing element 11 is tightly pressed on the rear surface of the extending end 6 of the embedded element 7 through the rear upper pressing plate 10, and the lower part is tightly pressed on the rear surface of the isolation plate 1 through the rear lower pressing plate 13.
Wherein through holes may be provided on the front upper and lower platens 5 and 3, the rear upper and lower platens 10 and 13, the front and rear sealing members 4 and 11, and the protruding ends 6 of the partition boards 1 and the embedments 7, and then fixed by bolts 12.
In another embodiment of the present invention, the sealing structure of the sterilizer further comprises a front sealing plate 14 and a sealing door 17, wherein the front sealing plate 14 or the sealing door 17 is provided with a sealing groove, a sealing ring is arranged in the sealing groove, the sealing groove is communicated with a blowing mechanism, and the blowing mechanism controls the sealing ring to axially move in the sealing groove by injecting gas into the sealing groove so as to be tightly attached to the surface of the front sealing plate 14 or the sealing door 17. Therefore, the sealing ring can be in an extrusion tensioning state by controlling the air blowing mechanism, and the sealing effect of the front sealing plate 14 and the sealing door 17 is improved. Wherein the partition plate 1 can be connected with the front sealing plate 14 by full-welded periphery.
Further, the sealing grooves comprise an inner sealing groove 16 and an outer sealing groove 15 which are radially arranged inside and outside, each sealing ring comprises an inner sealing ring 18 arranged on the inner sealing groove 16 and an outer sealing ring 19 arranged on the outer sealing groove 15, and the inner sealing groove 16 and the outer sealing groove 15 are arranged on the front sealing plate 14; or one on the front closure plate 14 and the other on the sealing door 17. It will be appreciated that the front seal plate 14 and the seal door 17 are double sealed by inner and outer seal rings to enhance their sealing effect.
Specifically, the blowing mechanism is a compressed air blowing mechanism or a steam blowing mechanism.
In order to ensure the sealing effect, the sealing ring is convenient to extrude, and the sealing ring is a sealing ring with a circular cross section.
In order to optimize the use effect of the sealing ring provided by the embodiment, the outer side of the sealing ring is coated with a lubricating layer. The sensitivity of the sealing ring movement can be effectively improved through the lubricating layer.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The sealing structure of the sterilizer provided by the invention is described in detail. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
Claims (9)
1. A sterilizer seal structure, comprising: the sterilizer comprises a sterilizer body, wherein a separation plate is arranged on the sterilizer body, the separation plate is connected with the extending end of an embedded part fixed on a wall body through a front sealing part and a rear sealing part, the front sealing part is positioned on the front surface of the separation plate and the extending end, the rear sealing part is positioned on the rear surface of the separation plate and the extending end, the front sealing part, the rear sealing part and the extending end of the separation plate and the embedded part of the wall body form a closed cavity, and the sterilizer further comprises a sealing detection device for detecting the sealing performance of the closed cavity.
2. The sterilizer sealing structure according to claim 1, wherein the seal detecting means includes a pressure sensor, one of the projecting end, the partition plate, the front seal and the rear seal is provided with a pressure feedback passage, one end of which communicates with the closed chamber, and the other end of which communicates with the pressure sensor.
3. The sterilizer sealing structure according to claim 2, wherein one of the protruding end, the partition plate, the front seal and the rear seal is provided with an air inlet hole communicating with the closed chamber, the air inlet hole is further externally connected with a gas injection device, and the gas injection device injects compressed air into the closed chamber through the air inlet hole.
4. The sterilizer sealing structure according to claim 3, further comprising a front upper platen and a front lower platen, and a rear upper platen and a rear lower platen, wherein an upper portion of the front sealing member is pressed against a front surface of the extended end of the embedded member by the front upper platen, a lower portion is pressed against a front surface of the partition plate by the front lower platen, an upper portion of the rear sealing member is pressed against a rear surface of the extended end of the embedded member by the rear upper platen, and a lower portion is pressed against a rear surface of the partition plate by the rear lower platen.
5. The sterilizer sealing structure according to any one of claims 1 to 4, further comprising a front sealing plate and a sealing door which are mutually attached, wherein a sealing groove is arranged on the front sealing plate or the sealing door, a sealing ring is arranged in the sealing groove, the sealing groove is communicated with a blowing mechanism, and the blowing mechanism controls the sealing ring to axially move in the sealing groove by injecting gas into the sealing groove so as to be attached to the surface of the front sealing plate or the sealing door.
6. The sterilizer seal of claim 5, wherein the blowing mechanism is a compressed air blowing mechanism or a steam blowing mechanism.
7. The sterilizer sealing structure of claim 6, wherein the sealing grooves include an inner sealing groove and an outer sealing groove arranged radially inward and outward, the sealing rings include an inner sealing ring arranged in the inner sealing groove and an outer sealing ring arranged in the outer sealing groove, and the inner sealing groove and the outer sealing groove are arranged on the front sealing plate; or one of the sealing plates is arranged on the front sealing plate, and the other sealing plate is arranged on the sealing door.
8. The sterilizer sealing structure of claim 7, wherein the sealing ring is a sealing ring with a circular cross section.
9. The sterilizer seal of claim 8, wherein the outside of the seal ring is coated with a lubricating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065183.5A CN107583084B (en) | 2017-11-02 | 2017-11-02 | Sealing structure of sterilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711065183.5A CN107583084B (en) | 2017-11-02 | 2017-11-02 | Sealing structure of sterilizer |
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| Publication Number | Publication Date |
|---|---|
| CN107583084A CN107583084A (en) | 2018-01-16 |
| CN107583084B true CN107583084B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711065183.5A Active CN107583084B (en) | 2017-11-02 | 2017-11-02 | Sealing structure of sterilizer |
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| CN (1) | CN107583084B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4469335A (en) * | 1982-07-22 | 1984-09-04 | American Sterilizer Company | Sealing apparatus with sealing device operable under pressure differential established thereacross |
| DE19642776A1 (en) * | 1996-10-17 | 1998-04-30 | F & M Lautenschlaeger | Pressurised silicone rubber seal flange used in steam sterilisers |
| US6308749B1 (en) * | 1999-01-04 | 2001-10-30 | La Calhene | Process and device for transfer of sterile products between a container and an isolator |
| JP2013102816A (en) * | 2011-11-10 | 2013-05-30 | Sanyo Electric Co Ltd | High-pressure steam sterilizer |
| CN103502880A (en) * | 2011-05-25 | 2014-01-08 | 三明工程有限公司 | Autoclave opening and closing device and autoclave |
| WO2014103411A1 (en) * | 2012-12-28 | 2014-07-03 | 味の素株式会社 | Multi-chamber vessel |
| WO2015177821A1 (en) * | 2014-05-23 | 2015-11-26 | 4I S.R.L. | Closed circuit sterile device and method of collection, transport and processing in total sterile chain |
| CN208756595U (en) * | 2017-11-02 | 2019-04-19 | 山东新华医疗器械股份有限公司 | Sterilizer sealing structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100386013B1 (en) * | 2000-12-04 | 2003-06-02 | 주식회사 신흥 | apparatus for locking sterilizer |
-
2017
- 2017-11-02 CN CN201711065183.5A patent/CN107583084B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4469335A (en) * | 1982-07-22 | 1984-09-04 | American Sterilizer Company | Sealing apparatus with sealing device operable under pressure differential established thereacross |
| DE19642776A1 (en) * | 1996-10-17 | 1998-04-30 | F & M Lautenschlaeger | Pressurised silicone rubber seal flange used in steam sterilisers |
| US6308749B1 (en) * | 1999-01-04 | 2001-10-30 | La Calhene | Process and device for transfer of sterile products between a container and an isolator |
| CN103502880A (en) * | 2011-05-25 | 2014-01-08 | 三明工程有限公司 | Autoclave opening and closing device and autoclave |
| JP2013102816A (en) * | 2011-11-10 | 2013-05-30 | Sanyo Electric Co Ltd | High-pressure steam sterilizer |
| WO2014103411A1 (en) * | 2012-12-28 | 2014-07-03 | 味の素株式会社 | Multi-chamber vessel |
| CN104837465A (en) * | 2012-12-28 | 2015-08-12 | 味之素株式会社 | Multi-chamber vessel |
| WO2015177821A1 (en) * | 2014-05-23 | 2015-11-26 | 4I S.R.L. | Closed circuit sterile device and method of collection, transport and processing in total sterile chain |
| CN208756595U (en) * | 2017-11-02 | 2019-04-19 | 山东新华医疗器械股份有限公司 | Sterilizer sealing structure |
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| CN107583084A (en) | 2018-01-16 |
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