CN113209343A - Ethylene oxide sterilizer compatible with mixed gas - Google Patents
Ethylene oxide sterilizer compatible with mixed gas Download PDFInfo
- Publication number
- CN113209343A CN113209343A CN202110415945.XA CN202110415945A CN113209343A CN 113209343 A CN113209343 A CN 113209343A CN 202110415945 A CN202110415945 A CN 202110415945A CN 113209343 A CN113209343 A CN 113209343A
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- Prior art keywords
- ethylene oxide
- concentration detector
- controller
- mixed gas
- sterilizer
- Prior art date
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- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 230000001954 sterilising effect Effects 0.000 claims abstract description 59
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims abstract description 50
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000004155 Chlorine dioxide Substances 0.000 claims abstract description 25
- 235000019398 chlorine dioxide Nutrition 0.000 claims abstract description 25
- 239000006200 vaporizer Substances 0.000 claims abstract description 21
- 239000007789 gas Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 65
- 238000004659 sterilization and disinfection Methods 0.000 claims description 34
- 230000002070 germicidal effect Effects 0.000 claims description 11
- 239000003595 mist Substances 0.000 claims description 9
- 230000008016 vaporization Effects 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000003206 sterilizing agent Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 description 8
- 238000001514 detection method Methods 0.000 description 6
- 102000004169 proteins and genes Human genes 0.000 description 3
- 108090000623 proteins and genes Proteins 0.000 description 3
- 239000008246 gaseous mixture Substances 0.000 description 2
- 238000005804 alkylation reaction Methods 0.000 description 1
- -1 amino, hydroxyl Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 125000001841 imino group Chemical group [H]N=* 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 102000039446 nucleic acids Human genes 0.000 description 1
- 108020004707 nucleic acids Proteins 0.000 description 1
- 150000007523 nucleic acids Chemical class 0.000 description 1
- 125000000963 oxybis(methylene) group Chemical group [H]C([H])(*)OC([H])([H])* 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/206—Ethylene oxide
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/208—Hydrogen peroxide
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/24—Apparatus using programmed or automatic operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/11—Apparatus for generating biocidal substances, e.g. vaporisers, UV lamps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/14—Means for controlling sterilisation processes, data processing, presentation and storage means, e.g. sensors, controllers, programs
Landscapes
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses an ethylene oxide sterilizer compatible with mixed gas, which aims to overcome the problem that the concentration of a sterilizing agent cannot be monitored in the prior art and comprises a sterilizing chamber, wherein a vacuum pump is arranged on one side of the sterilizing chamber and is communicated with the inside of the sterilizing chamber, a vaporizer is arranged on the other side of the sterilizing chamber and is communicated with the inside of the sterilizing chamber, a storage tank is connected onto the vaporizer, the sterilizing agent is stored in the storage tank and contains ethylene oxide, hydrogen peroxide and chlorine dioxide, an ethylene oxide concentration detector, a hydrogen peroxide concentration detector and a chlorine dioxide concentration detector are also arranged in the sterilizing chamber, a controller is also arranged on one side of the sterilizer, a display screen is electrically connected onto the controller, and the controller is also electrically connected with the ethylene oxide concentration detector, the hydrogen peroxide concentration detector and the chlorine dioxide concentration detector.
Description
Technical Field
The invention belongs to a sterilization device, in particular to an ethylene oxide sterilizer compatible with mixed gas.
Background
Gas phase sterilization is a commonly used sterilization means. The principle is that hydrogen peroxide (H2O2), ethylene oxide (C2H4O), chlorine dioxide (ClO2) and other gases are used as sterilizing agents, and the sterilizing agents are subjected to alkylation reaction with sulfydryl, amino, hydroxyl, carboxyl and imino on protein molecules and nucleic acid molecules, so that the protein loses reactive groups, normal biochemical reaction and metabolism of the protein are hindered, microorganisms are killed, and the sterilizing effect is achieved.
However, the prior art is not perfect, the components in the sterilizing agent are toxic, flammable and explosive, and the like, and the concentration of the components cannot be monitored in real time by the conventional equipment.
Disclosure of Invention
In order to overcome the defects and problems in the prior art, the invention provides the mixed gas compatible ethylene oxide sterilizer.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a compatible mist's ethylene oxide sterilizer, including the sterilization room, one side of sterilization room is provided with the vacuum pump, the vacuum pump intercommunication is in the inside of sterilization room, the opposite side of sterilization room is provided with the vaporizer, the vaporizer intercommunication is in the inside of sterilization room, be connected with the holding vessel on the vaporizer, the germicide has been deposited in the holding vessel, the sanitizer contains ethylene oxide, hydrogen peroxide and chlorine dioxide, still be provided with ethylene oxide concentration detection ware in the sterilization room, hydrogen peroxide concentration detection ware and chlorine dioxide concentration detection ware, one side of sterilizer still is provided with the controller, the electricity is connected with the display screen on the controller, ethylene oxide concentration detection ware is still connected to the controller electricity, hydrogen peroxide concentration detection ware and chlorine dioxide concentration detection ware.
Preferably, the sterilization chamber comprises a box body with an opening on one side, a sealing door is hinged on the box body, and a sealing door cover is arranged on the opening of the box body.
Preferably, the sealing door is provided with a sliding groove, a lock bolt is arranged in the sliding groove in a sliding mode, the box body is provided with a lock groove, the lock bolt is inserted into the lock groove and is provided with a rack section, the sealing door is rotatably provided with a gear, the gear is meshed with the rack section, the gear is in transmission connection with a motor, and the motor is electrically connected to the controller.
Preferably, the outer end of the lock bolt is formed with a tapered rod section, and the tapered rod section is inserted into the lock groove.
Preferably, the sealing door is provided with a first mounting groove and a second mounting groove, a first sealing ring is inserted in the first mounting groove, a second sealing ring is inserted in the second mounting groove, the first sealing ring surrounds the outer side of the opening of the box body, and the second sealing ring surrounds the outer side of the first sealing ring.
Preferably, the sealing door and the box body are both made of steel plates, and the thickness of each steel plate is larger than 10 mm.
Preferably, a vacuum valve is provided between the vacuum pump and the inside of the sterilization chamber, and the vacuum valve is connected to the controller.
Preferably, a vaporizing valve is arranged between the vaporizer and the interior of the sterilizing chamber, and the vaporizing valve is connected to the controller.
Compared with the prior art, the invention has the outstanding and beneficial technical effects that:
(1) when using this compatible mist's ethylene oxide sterilizer, the vacuum pump makes the inside formation vacuum state of sterilization room, and the vaporizer makes the germicide form the gaseous state in the inside of sterilization room, and the germicide contains ethylene oxide, hydrogen peroxide and chlorine dioxide, can fully sterilize, therefore this compatible mist's ethylene oxide sterilizer has that the sterilization effect is good, the efficient advantage of sterilization.
(2) When using this compatible mixed gas's ethylene oxide sterilizer, ethylene oxide concentration detector, hydrogen peroxide concentration detector and chlorine dioxide concentration detector detectable sterilizing chamber's ethylene oxide, the concentration of hydrogen peroxide and chlorine dioxide, and real-time feedback is on the display screen, the person of facilitating the use real-time supervision sterilizing chamber's ethylene oxide, the concentration of hydrogen peroxide and chlorine dioxide, avoid taking place the problem that the germicide leaked, also make things convenient for the user to adjust the germicide concentration in the sterilizing chamber, consequently this compatible mixed gas's ethylene oxide sterilizer has convenient to use and high advantage of security.
(3) In this compatible mist's ethylene oxide sterilizer, the sealing door compresses tightly first sealing washer and second sealing washer on the box, and first sealing washer encircles in the open-ended outside of box, and the second mounting groove encircles in the outside of first mounting groove, and first sealing washer and second sealing washer play double-seal's effect, have further improved the sealed effect of sealing door to the box.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the sealing door of the present invention being opened at the opening of the box body;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is an enlarged schematic view of the invention at "A" in FIG. 3;
FIG. 5 is a schematic view of the structure of the sealing door of the present invention;
FIG. 6 is a schematic sectional view of the storage tank of the present invention;
in the figure: the device comprises a box body 1, a sealing door 2, a vacuum pump 3, a vaporizer 4, a storage tank 5, a sterilizing agent 6, an ethylene oxide concentration detector 7, a hydrogen peroxide concentration detector 8, a chlorine dioxide concentration detector 9, a chute 10, a lock plunger 11, a rack 12, a tapered rod 13, a lock groove 14, a gear 15, a motor 16, a first mounting groove 17, a second mounting groove 18, a first sealing ring 19, a second sealing ring 20, a vacuum valve 21, a vaporizing valve 22, a controller 23 and a display screen 24.
Detailed Description
To facilitate understanding of those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings and the specific embodiments.
As shown in fig. 1 to 6, an ethylene oxide sterilizer compatible with mixed gas comprises a sterilization chamber, the sterilization chamber is hollow, a vacuum pump 3 is arranged on one side of the sterilization chamber, the vacuum pump 3 is communicated with the inside of the sterilization chamber, and the vacuum pump 3 can exhaust air inside the sterilization chamber out of the sterilization chamber, so that a vacuum state is formed inside the sterilization chamber.
The other side of the sterilizing chamber is provided with a vaporizer 4, the vaporizer 4 is communicated with the inside of the sterilizing chamber, a storage tank 5 is connected to the vaporizer 4, a sterilizing agent 6 is stored in the storage tank 5, the sterilizing agent 6 contains ethylene oxide, hydrogen peroxide and chlorine dioxide, the sterilizing agent 6 in the storage tank 5 is input into the inside of the sterilizing chamber through the vaporizer 4, the vaporizer 4 is used for vaporizing the sterilizing agent 6, and the vaporized sterilizing agent 6 can fully sterilize the inside of the sterilizing agent 6.
When using this compatible mist's ethylene oxide sterilizer, vacuum pump 3 makes the inside of sterilization chamber form the vacuum state, and vaporizer 4 makes germicide 6 form the gaseous state in the inside of sterilization chamber, and germicide 6 contains ethylene oxide, hydrogen peroxide and chlorine dioxide, can fully sterilize, therefore this compatible mist's ethylene oxide sterilizer has the advantage that sterilization effect is good, sterilization efficiency is high.
The sterilizing chamber is also internally provided with an ethylene oxide concentration detector 7, a hydrogen peroxide concentration detector 8 and a chlorine dioxide concentration detector 9, the ethylene oxide concentration detector 7 is used for detecting the concentration of ethylene oxide in the sterilizing chamber, the hydrogen peroxide concentration detector 8 is used for detecting the concentration of hydrogen peroxide in the sterilizing chamber, the chlorine dioxide concentration detector 9 is used for detecting the concentration of chlorine dioxide in the sterilizing chamber, the sterilizer is also provided with a controller 23, the controller 23 and the vacuum pump 3 are arranged on the same side, the controller 23 is electrically connected with a display screen 24, and the controller 23 is also electrically connected with the ethylene oxide concentration detector 7, the hydrogen peroxide concentration detector 8 and the chlorine dioxide concentration detector 9.
When using this compatible gaseous mixture's ethylene oxide sterilizer, ethylene oxide concentration detector 7, the concentration of hydrogen peroxide and chlorine dioxide in hydrogen peroxide concentration detector 8 and the chlorine dioxide concentration detector 9 detectable sterilizing chamber, and real-time feedback is on display screen 24, the person of facilitating the use real-time supervision sterilizing chamber's ethylene oxide, the concentration of hydrogen peroxide and chlorine dioxide, avoid taking place the problem that germicide 6 leaked, also person of facilitating the use adjusts the 6 concentrations of germicide in the sterilizing chamber, consequently this compatible gaseous mixture's ethylene oxide sterilizer has convenient to use and the high advantage of security.
The sterilizing chamber comprises a hollow box body 1, an opening is formed in one side of the box body 1, a vacuum pump 3 and a controller 23 are respectively arranged in one side of the box body 1, a vaporizer 4 and a storage tank 5 are respectively arranged on the other side of the box body 1, a sealing door 2 is hinged to the box body 1, the sealing door 2 can transversely rotate on the box body 1, the sealing door 2 covers the opening of the box body 1, when the sealing door 2 rotates on the box body 1, the sealing door 2 can be opened on the opening of the box body 1, and a user can take and place articles in the box body 1 conveniently.
Sealing door 2 and box 1 all adopt the steel sheet to make, and the thickness of steel sheet is greater than 10mm, has improved sealing door 2 and box 1's structural strength.
The side of sealing door 2 has seted up spout 10, it is provided with set bar 11 to slide in the spout 10, the overall structure of set bar 11 is the strip, set bar 11 stretches out in the side of sealing door 2, seted up locked groove 14 on the box 1, set bar 11 is inserted and is established in locked groove 14, set bar 11 is in the same place sealing door 2 and box 1 fastening, when set bar 11 slides in spout 10, set bar 11 contracts in spout 10, set bar 11 still breaks away from locked groove 14 to sealing door 2 can freely rotate on box 1.
The lock bolt 11 is provided with a rack section 12, a gear 15 is rotatably arranged on the sealing door 2, the gear 15 is meshed with the rack section 12, and a motor is connected to the gear 15 in a transmission manner and is electrically connected to the controller.
When using this compatible mist's ethylene oxide sterilizer, sealing door 2 and box 1 pass through the set bar 11 fastening together, have improved sealing door 2 to box 1's sealed effect, and user's accessible controller 23 drives the flexible of set bar 11, has further improved degree of automation, has made things convenient for the user to adjust set bar 11.
The outer end of the lock bolt 11 is formed with a tapered rod section 13, the tapered rod section 13 is inserted into the lock groove 14, the tapered rod section 13 facilitates the insertion of the lock bolt 11 into the lock groove 14, and further facilitates the assembly of the lock bolt 11 and the lock groove 14.
The sealing door 2 is provided with a first mounting groove 17, a first sealing ring 19 is inserted into the first mounting groove 17, the sealing door 2 compresses the first sealing ring 19 on the box body 1, the first sealing ring 19 surrounds the outer side of the opening of the box body 1, the sealing door 2 is provided with a second mounting groove 18, the second mounting groove 18 surrounds the outer side of the first mounting groove 17, and the sealing door 2 further compresses a second sealing ring 20 on the box body 1.
In this compatible mist's ethylene oxide sterilizer, sealing door 2 compresses tightly first sealing washer 19 and second sealing washer 20 on box 1, and first sealing washer 19 encircles in the open-ended outside of box 1, and second mounting groove 18 encircles in the outside of first mounting groove 17, and first sealing washer 19 and second sealing washer 20 play double-seal's effect, have further improved sealing door 2 to the sealed effect of box 1.
The integral structure of the first mounting groove 17, the integral structure of the second mounting groove 18, the integral structure of the first sealing ring 19 and the integral structure of the first sealing ring 19 are all frame-shaped.
Be connected with vacuum valve 21 between the inside of vacuum pump 3 and sterile chamber, vacuum valve 21 electricity is connected on controller 23, and controller 23 accessible vacuum valve 21 control vacuum pump 3 and the inside break-make between the sterile chamber, has further improved the degree of automation of equipment.
The vaporizing valve 22 is connected between the vaporizer 4 and the interior of the sterilizing chamber, the vaporizing valve 22 is electrically connected to the controller 23, and the controller 23 can control the on-off of the vaporizer 4 and the interior of the sterilizing chamber through the vaporizing valve 22, so that the automation degree of the equipment is further improved.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a compatible mist's ethylene oxide sterilizer, including the sterilization room, a serial communication port, one side of sterilization room is provided with vacuum pump (3), vacuum pump (3) intercommunication is in the inside of sterilization room, the opposite side of sterilization room is provided with vaporizer (4), vaporizer (4) intercommunication is in the inside of sterilization room, be connected with storage tank (5) on vaporizer (4), germicide (6) have been put in storage tank (5), germicide (6) contain ethylene oxide, hydrogen peroxide and chlorine dioxide, still be provided with ethylene oxide concentration detector (7) in the sterilization room, hydrogen peroxide concentration detector (8) and chlorine dioxide concentration detector (9), one side of sterilizer still is provided with controller (23), electricity is connected with display screen (24) on controller (23), controller (23) still electricity is connected with ethylene oxide concentration detector (7), A hydrogen peroxide concentration detector (8) and a chlorine dioxide concentration detector (9).
2. A mixed gas compatible ethylene oxide sterilizer as claimed in claim 1, wherein the sterilizing chamber comprises a box body (1) with an opening on one side, a sealing door (2) is hinged on the box body (1), and the sealing door (2) is covered on the opening of the box body (1).
3. The mixed gas compatible ethylene oxide sterilizer of claim 2, wherein the sealing door (2) is provided with a sliding groove (10), a lock bolt (11) is arranged in the sliding groove (10) in a sliding manner, the box body (1) is provided with a lock groove (14), the lock bolt (11) is inserted in the lock groove (14), the lock bolt (11) is provided with a rack section (12), the sealing door (2) is rotatably provided with a gear (15), the gear (15) is engaged on the rack section (12), the gear (15) is connected with a motor (16) in a transmission manner, and the motor (16) is electrically connected with the controller (23).
4. A mixed gas compatible ethylene oxide sterilizer as claimed in claim 3, wherein the outer end of the latch (11) is formed with a tapered rod section (13), the tapered rod section (13) being inserted in the locking groove (14).
5. The mixed gas compatible ethylene oxide sterilizer as claimed in claim 2, 3 or 4, wherein the sealing door (2) is provided with a first mounting groove (17) and a second mounting groove (18), a first sealing ring (19) is inserted into the first mounting groove (17), a second sealing ring (20) is inserted into the second mounting groove (18), the first sealing ring (19) surrounds the outer side of the opening of the box body (1), and the second sealing ring (20) surrounds the outer side of the first sealing ring (19).
6. A mixed gas compatible ethylene oxide sterilizer as claimed in claim 2, wherein the sealing door (2) and the cabinet (1) are made of steel plate with a thickness of more than 10 mm.
7. A mixed gas compatible ethylene oxide sterilizer as claimed in claim 1, wherein a vacuum valve (21) is provided between the vacuum pump (3) and the inside of the sterilization chamber, the vacuum valve (21) being connected to the controller (23).
8. A mixed gas compatible ethylene oxide sterilizer as claimed in claim 1, wherein a vaporizing valve (22) is provided between the vaporizer (4) and the inside of the sterilization chamber, the vaporizing valve (22) being connected to a controller (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110415945.XA CN113209343A (en) | 2021-04-19 | 2021-04-19 | Ethylene oxide sterilizer compatible with mixed gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110415945.XA CN113209343A (en) | 2021-04-19 | 2021-04-19 | Ethylene oxide sterilizer compatible with mixed gas |
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| Publication Number | Publication Date |
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| CN113209343A true CN113209343A (en) | 2021-08-06 |
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| CN202110415945.XA Pending CN113209343A (en) | 2021-04-19 | 2021-04-19 | Ethylene oxide sterilizer compatible with mixed gas |
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Application publication date: 20210806 |