CN218420472U - Ethylene oxide sterilization device - Google Patents
Ethylene oxide sterilization device Download PDFInfo
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- CN218420472U CN218420472U CN202222330676.XU CN202222330676U CN218420472U CN 218420472 U CN218420472 U CN 218420472U CN 202222330676 U CN202222330676 U CN 202222330676U CN 218420472 U CN218420472 U CN 218420472U
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- sterilization
- cabinet
- ethylene oxide
- sterilizer
- sterilization cabinet
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model belongs to the technical field of the medical instrument sterilization and specifically relates to an ethylene oxide sterilization apparatus is related to, its including the sterilizer with be used for to the sterilizer carries the gaseous medicine dosing device of sterilization, be connected with the cabinet door on the sterilizer, be connected with on the sterilizer and be used for right the sterilizer carries out the breather of taking a breath, breather includes the air-suction pipeline, the air-suction pipeline sets up the sterilizer the cabinet door department, be connected with the exhaust fan on the air-suction pipeline, the income wind gap orientation the cabinet door sets up, and this application has the effect that improves the efficiency of sterilization operation.
Description
Technical Field
The application relates to the field of sterilization of medical instruments, in particular to an ethylene oxide sterilization device.
Background
Currently, methods for sterilization commonly used in the field of medical devices are steam autoclaving, ethylene oxide sterilization, C60 radiation sterilization, and electron radiation sterilization.
Ethylene oxide is a common sterilizing agent, and when ethylene oxide is used for sterilization, a product is placed in a closed box body, the ethylene oxide is gasified, and then the gasified product is input into the closed box body to perform sterilization treatment on the product.
Ethylene oxide is a poisonous carcinogen, after the sterilization finishes, still remains ethylene oxide in the sterilizer, when the operator opened the box, ethylene oxide spilled over from the chamber door, caused the influence to operator's security easily to need open the chamber door, make the interior air of box dilute naturally through a period of time, the concentration of ethylene oxide just can the back get into the box after reducing, the product removal box after being convenient for like this sterilized, thereby reduced the efficiency of sterilization operation.
SUMMERY OF THE UTILITY MODEL
In order to improve the efficiency of sterilization operation, this application provides an ethylene oxide sterilization apparatus.
The application provides an ethylene oxide sterilization apparatus adopts following technical scheme:
the utility model provides an ethylene oxide sterilization apparatus, including sterilization cabinet with be used for to sterilization cabinet carries the gaseous dosing device of sterilization, the last cabinet door that is connected with of sterilization cabinet, it is right to be connected with on the sterilization cabinet be used for sterilization cabinet carries out the breather of taking a breath, breather includes the aspiration channel, the aspiration channel sets up the sterilization cabinet the cabinet door department, be connected with the exhaust fan on the aspiration channel, the income wind gap orientation the cabinet door sets up.
Through adopting above-mentioned technical scheme, place the product in the sterilizer, throw sterilizing gas towards the sterilizer through the medication dosing device, disinfect the product in the sterilizer, sterilizing gas can be ethylene oxide. After the sterilization, take a breath to the sterilizer through breather, reduce the concentration of the interior ethylene oxide of sterilizer, start the exhaust fan, open the cabinet door, under the effect of exhaust fan, the gas that contains the sterilization cabinet of ethylene oxide that overflows from the cabinet door is discharged through the air suction pipeline and is handled, thereby the influence that receives the ethylene oxide that overflows in the sterilizer when having reduced the operator and opening the cabinet door, the influence of the interior gas of effluvium of sterilizer to outside ambient air has been reduced, compare in the mode that makes the interior air natural dilution of sterilizer, reduce the concentration of the interior ethylene oxide of sterilizer through breather, the speed that the interior ethylene oxide concentration of sterilizer reduces has been accelerated, thereby be convenient for the operator gets into the product that the sterilizer shifts out after the sterilization, the efficiency of sterilization operation has been improved.
Optionally, the air suction pipeline is set to be in a U shape with an opening facing the ground, and an air suction opening is formed in the side wall of the air suction pipeline.
Through adopting above-mentioned technical scheme, the air suction pipeline surrounds around the cabinet door, and the air discharge that contains the sterilization cabinet of ethylene oxide that the cabinet door spilled over will be followed to the air suction pipeline from a plurality of directions to ethylene oxide carminative effect has been improved.
Optionally, a sensor is connected between the cabinet door and the sterilization cabinet, and the sensor is electrically connected with the exhaust fan.
Through adopting above-mentioned technical scheme, when the cabinet door was opened, the sensor control exhaust fan automatic start carried out the suction to the gas in the sterilization cabinet that contains the ethylene oxide that overflows from the cabinet door.
Optionally, the sterilizing cabinet further comprises a thermal circulation device, the thermal circulation device comprises a circulation water tank internally provided with a heater, the cabinet body of the sterilizing cabinet is hollow, the hollow space of the sterilizing cabinet is set to be a heating chamber, the circulation water tank is connected with a water outlet pipe and a water inlet pipe, the water outlet pipe is far away from the water inlet pipe, one end of the circulation water tank is connected with the sterilizing cabinet, and the water outlet pipe is communicated with the heating chamber.
By adopting the technical scheme, the ethylene oxide is colorless transparent liquid at low temperature, is colorless gas with ether pungent odor at normal temperature, improves the vapor pressure of the ethylene oxide gas, can improve the penetrating power of the ethylene oxide during fumigation, inputs hot water in the circulating water tank into the heating chamber through the water outlet pipe, improves the temperature of the sterilization cabinet, and further improves the sterilization effect of the ethylene oxide.
Optionally, the medication administration device includes a barrel and a delivery pipe, the delivery pipe is connected between the barrel and the sterilization cabinet, and a circulation pipeline for heating the delivery pipe is connected to the circulation water tank.
By adopting the technical scheme, the ethylene oxide in the transmission pipe is heated through the circulating pipeline, so that the temperature of the ethylene oxide is increased, and the sterilization effect is improved.
Optionally, a humidifier is connected to the sterilization cabinet, and the humidifier is used for increasing the humidity inside the sterilization cabinet.
By adopting the technical scheme, the product to be sterilized is subjected to humidity conditioning through the humidifier, so that the sterilization effect is convenient to improve.
Optionally, the sterilization cabinet is connected with a monitoring device, and the monitoring device is used for monitoring relevant parameters of the whole sterilization process and automatically controlling the whole sterilization process.
Through adopting above-mentioned technical scheme, through monitoring devices to temperature, humidity and ethylene oxide concentration in the sterilizer monitor to compare that with the automated control of sterilization process.
Optionally, the sterilization cabinet is connected with a vacuum pump.
Through adopting above-mentioned technical scheme, the vacuum pump will be taken out the sterilization room to the vacuum of certain degree, get rid of the sterilization room air, with gaseous ethylene oxide leading-in to the sterilizer in through the transmission pipe to ethylene oxide's in the sterilizer purity has been improved, the sterilization effect has been improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the product is placed in a sterilization cabinet, and sterilization gas is fed towards the sterilization cabinet through a dosing device to sterilize the product in the sterilization cabinet, wherein the sterilization gas can be ethylene oxide. After sterilization, the sterilization cabinet is ventilated through the ventilation device, the concentration of ethylene oxide in the sterilization cabinet is reduced, the exhaust fan is started, the cabinet door is opened, gas in the sterilization cabinet containing ethylene oxide overflowing from the cabinet door is exhausted through the air exhaust pipeline for treatment under the action of the exhaust fan, so that the influence of the ethylene oxide overflowing from the sterilization cabinet when an operator opens the cabinet door is reduced, the influence of the gas scattered from the sterilization cabinet on external environment air is reduced, compared with a mode of naturally diluting the air in the sterilization cabinet, the concentration of the ethylene oxide in the sterilization cabinet is reduced through the ventilation device, the speed of reducing the concentration of the ethylene oxide in the sterilization cabinet is accelerated, the operator can conveniently enter the sterilization cabinet to remove sterilized products, and the sterilization operation efficiency is improved;
2. the air suction pipeline surrounds the cabinet door, and exhausts the gas in the sterilization cabinet containing the ethylene oxide overflowing from the cabinet door from a plurality of directions, so that the ethylene oxide exhaust effect is improved;
3. the ethylene oxide is colorless transparent liquid at low temperature, is colorless gas with ether pungent odor at normal temperature, improves the vapor pressure of the ethylene oxide gas, can improve the penetrating power of the ethylene oxide during fumigation, inputs hot water in the circulating water tank into the heating chamber through the water outlet pipe, improves the temperature of the sterilization cabinet, and further improves the sterilization effect of the ethylene oxide.
Drawings
FIG. 1 is a schematic view showing the overall structure of an ethylene oxide sterilization apparatus;
FIG. 2 is a schematic view for showing the positional relationship between the air suction pipe and the installation box;
FIG. 3 is a schematic diagram for showing the positional relationship between the circulating water tank and the sterilizing cabinet.
Description of reference numerals:
1. installing a box; 2. a sterilization cabinet; 3. an access door; 4. a box door; 5. a cabinet door; 6. a vacuum pump is pumped; 7. a humidifier; 8. a monitoring device; 9. a charging barrel; 10. a vaporizer; 11. a conveying pipe; 12. a water inlet pipe; 13. a water outlet pipe; 14. a hot water circulation pump; 15. a circulating water tank; 16. a circulation pipe; 17. an air suction pipeline; 18. a connecting pipe; 19. an exhaust fan; 20. a filtration tower; 21. a scavenging pump; 22. a ventilation duct.
Detailed Description
The embodiment of the application discloses an ethylene oxide sterilization device.
Referring to fig. 1, an ethylene oxide sterilization apparatus includes an installation box 1 disposed in a factory building and a sterilization cabinet 2 disposed in the installation box 1, a post-treatment apparatus is disposed outside the factory building, and the post-treatment apparatus is a filter tower 20 in this embodiment.
Referring to fig. 1, sterilization cabinet 2 is provided with two in this embodiment, and two sterilization cabinets 2 are arranged in installation box 1 at an interval side by side, and sterilization cabinet 2 is last to be connected with cabinet door 5, and cabinet door 5 is sealing door. Be provided with feed inlet and access hole on the install bin 1, in this embodiment, the feed inlet is provided with two, and the feed inlet sets up with the cabinet door 5 of sterilization cabinet 2 relatively, and the access hole is provided with one, and the access hole is located between the feed inlet, is connected with the chamber door 4 that is used for covering and establishes the feed inlet on the install bin 1 and is used for covering the access door 3 of establishing the access hole.
Referring to fig. 2 and 3, the sterilization cabinet 2 is connected with a vacuum pump 6, a humidifier 7 and a monitoring device 8, and the monitoring device 8 is used for monitoring air quality parameters, temperature parameters and humidity parameters related to the whole sterilization process and automatically controlling the whole sterilization process.
Referring to fig. 1 and 3, a chemical feeder and a thermal cycler provided corresponding to the sterilization cabinet 2 are connected to the inside of the installation case 1. The dosing device comprises a charging barrel 9 and a vaporizer 10, wherein the charging barrel 9 is arranged in the installation box 1, the vaporizer 10 is connected to the charging barrel 9, a delivery pipe 11 is connected to the vaporizer 10, and one end, far away from the vaporizer 10, of the delivery pipe 11 is connected with the sterilization cabinet 2 and communicated with the interior of the sterilization cabinet 2.
Referring to fig. 1 and 3, the sterilization cabinet 2 is hollow, the hollow space of the sterilization cabinet 2 is a heating chamber, the thermal circulation device comprises a circulation water tank 15 with a heater inside, a water outlet pipe 13 and a water inlet pipe 12 are connected to the circulation water tank 15, a hot water circulation pump 14 is connected to both the water outlet pipe 13 and the water inlet pipe 12, one end of the water outlet pipe 13 and one end of the water inlet pipe 12 far away from the circulation water tank 15 are connected to the sterilization cabinet 2, and the water outlet pipe 13 and the water inlet pipe 12 are communicated with the heating chamber. The circulation water tank 15 is connected with a circulation pipeline 16, the circulation pipeline 16 is provided as a coil pipe, the end part of the circulation pipeline 16 is connected with the circulation water tank 15, and the circulation pipeline 16 is wound on the transmission pipe 11 and is abutted against the transmission pipe 11.
Starting a hot water circulating pump 14, inputting hot water in a circulating water tank 15 into a heating chamber through a water outlet pipe 13, and then inputting water in the heating chamber back to the circulating water tank 15 through a water inlet pipe 12, thereby realizing the recycling of the hot water, starting a humidifier 7, and adjusting the humidity in the sterilizing cabinet 2. When the environment in the sterilization cabinet 2 reaches a proper temperature and humidity, the vacuum pump 6 is started to pump out the air in the sterilization cabinet 2, the sterilization chamber is vacuumized to a certain degree, the air in the sterilization chamber is removed, then the liquid ethylene oxide in the charging barrel 9 is vaporized into gaseous ethylene oxide through the vaporizer 10, the gaseous ethylene oxide is introduced into the sterilization cabinet 2 through the transmission pipe 11, the ethylene oxide gas in the transmission pipe 11 is heated through the circulating pipeline 16 in the process, and the ethylene oxide is input into the sterilization chamber to sterilize products in the sterilization chamber.
Referring to fig. 1 and 2, be connected with breather on the sterilization cabinet 2, breather includes the air suction pipeline 17 that sets up with cabinet door 5 is relative, air suction pipeline 17 sets up to the U-shaped of opening towards ground, air suction pipeline 17 sets up with the feed inlet relatively, air suction pipeline 17 connects between sterilization cabinet 2 and install bin 1, be provided with the inlet scoop on air suction pipeline 17's the lateral wall, connect through connecting pipe 18 between the air suction pipeline 17, connecting pipe 18 sets up with air suction pipeline 17 is integrative, the tip that connecting pipe 18 said runs through install bin 1 and factory building and is connected with filter tower 20.
Referring to fig. 1 and 3, the ventilation device further includes a ventilation pipeline 22 and a ventilation pump 21, the ventilation pump 21 is connected to the ventilation pipeline 22, one end of the ventilation pipeline 22 is connected to the sterilization cabinet 2, the other end of the ventilation pipeline is connected to the connecting pipe 18, the connecting pipe 18 is connected to an exhaust fan 19, the exhaust fan 19 is arranged near one end of the connecting pipe 18 connected to the filter tower 20, the exhaust fan 19 is an explosion-proof fan, and an air inlet of the exhaust fan 19 is arranged towards the cabinet door 5. Be connected with the sensor between cabinet door 5 and the sterilizer 2, the sensor is connected with exhaust fan 19 electricity to when opening cabinet door 5, sensor automatic control exhaust fan 19 starts.
The application of the ethylene oxide sterilization device is as follows:
after the sterilization, start scavenging pump 21, the air in 2 with the sterilizer is through scavenging air pipeline 22 output value connecting pipe 18 and input filter tower 20 and handle, when the operator opened cabinet door 5, exhaust fan 19 was started under the effect of sensor, the gas in 2 with the sterilization cabinet of ethylene oxide that overflows from cabinet door 5 passes through air suction pipeline 17 and discharges to connecting pipe 18 in, and enter filter tower 20 and handle, thereby reduced the operator and received the influence of the ethylene oxide that overflows in 2 with the sterilization cabinet when opening cabinet door 5, the speed that the ethylene oxide concentration reduces in 2 with the sterilization cabinet has been accelerated, thereby be convenient for the operator to get into the product after 2 with the removal of sterilization cabinet, the efficiency of sterilization operation has been improved.
Claims (8)
1. An ethylene oxide sterilization device which is characterized in that: including sterilization cabinet (2) and be used for to sterilization cabinet (2) carry the gaseous dosing device of sterilization, be connected with cabinet door (5) on sterilization cabinet (2), it is right to be connected with on sterilization cabinet (2) be used for sterilization cabinet (2) carry out the breather of taking a breath, breather includes that aspiration channel (17) say, aspiration channel (17) say and set up sterilization cabinet (2) cabinet door (5) department, be connected with exhaust fan (19) on aspiration channel (17) say, the income wind gap orientation of exhaust fan (19) cabinet door (5) set up, aspiration channel (17) say and keep away from the end connection of sterilization cabinet (2) has and is used for carrying out filterable aftertreatment device to toxic gas.
2. The ethylene oxide sterilization apparatus according to claim 1, wherein: the air suction pipe (17) is arranged in a U shape with an opening facing the ground, and an air suction opening is formed in the side wall of the air suction pipe (17).
3. The ethylene oxide sterilization apparatus according to claim 1, wherein: a sensor is connected between the cabinet door (5) and the sterilizing cabinet (2), and the sensor is electrically connected with the exhaust fan (19).
4. The ethylene oxide sterilization apparatus according to claim 1, wherein: still include thermal cycle device, thermal cycle device is including inside circulation tank (15) that is provided with the heater, the cabinet body of sterilization cabinet (2) sets up for cavity, the cavity space of sterilization cabinet (2) sets up to the heating chamber, be connected with outlet pipe (13) and inlet tube (12) on circulation tank (15), outlet pipe (13) with inlet tube (12) are kept away from the one end of circulation tank (15) with sterilization cabinet (2) are connected, outlet pipe (13) inlet tube (12) with the heating chamber intercommunication.
5. The ethylene oxide sterilization apparatus according to claim 4, wherein: the administration device comprises a charging barrel (9) and a conveying pipe (11), wherein the conveying pipe (11) is connected between the charging barrel (9) and the sterilization cabinet (2), and a circulating pipeline (16) used for heating the conveying pipe (11) is connected to the circulating water tank (15).
6. An ethylene oxide sterilization apparatus according to claim 1, characterized in that: the sterilizing cabinet (2) is connected with a humidifier (7), and the humidifier (7) is used for improving the humidity inside the sterilizing cabinet (2).
7. An ethylene oxide sterilization apparatus according to claim 1, characterized in that: the sterilization cabinet (2) is connected with a monitoring device (8), and the monitoring device (8) is used for monitoring relevant parameters of the whole sterilization process and automatically controlling the whole sterilization process.
8. The ethylene oxide sterilization apparatus according to claim 1, wherein: and the sterilization cabinet (2) is connected with a vacuum pumping pump (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222330676.XU CN218420472U (en) | 2022-09-01 | 2022-09-01 | Ethylene oxide sterilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222330676.XU CN218420472U (en) | 2022-09-01 | 2022-09-01 | Ethylene oxide sterilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218420472U true CN218420472U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222330676.XU Active CN218420472U (en) | 2022-09-01 | 2022-09-01 | Ethylene oxide sterilization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218420472U (en) |
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2022
- 2022-09-01 CN CN202222330676.XU patent/CN218420472U/en active Active
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