CN219847497U - Ethylene oxide sterilizing evaporation device - Google Patents
Ethylene oxide sterilizing evaporation device Download PDFInfo
- Publication number
- CN219847497U CN219847497U CN202320677281.9U CN202320677281U CN219847497U CN 219847497 U CN219847497 U CN 219847497U CN 202320677281 U CN202320677281 U CN 202320677281U CN 219847497 U CN219847497 U CN 219847497U
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- CN
- China
- Prior art keywords
- fixedly connected
- evaporator
- ethylene oxide
- return air
- main body
- Prior art date
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Links
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 37
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000001704 evaporation Methods 0.000 title claims abstract description 15
- 230000008020 evaporation Effects 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229920000742 Cotton Polymers 0.000 claims abstract description 8
- 238000004321 preservation Methods 0.000 claims abstract description 7
- 229920000297 Rayon Polymers 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000009834 vaporization Methods 0.000 claims description 4
- 230000008016 vaporization Effects 0.000 claims description 4
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 25
- 230000032683 aging Effects 0.000 abstract description 2
- 238000002309 gasification Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000003206 sterilizing agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The utility model relates to the field of medical sterilization, and discloses an ethylene oxide sterilization evaporation device, which comprises: the evaporator heat preservation cotton is fixedly connected to the outer surface of the evaporator main body through viscose, the lower part of the evaporator main body is fixedly connected with a water inlet pipe joint and a return air check valve in a threaded mode, and one end of the return air check valve is fixedly connected with the front surface of the evaporator main body through threads. The device structure designed and adopted by the utility model integrates steam generation, ethylene oxide gasification and return air preheating into a whole, has higher integration degree and smaller volume, ensures the utilization rate of the internal space of the sterilizer, and is convenient to install. The integrated connecting joints between pipelines are reduced to the greatest extent, the leakage problem caused by joint installation or aging is reduced, the safety of products is guaranteed, and the integrated connecting joint is practical and suitable for wide popularization and use.
Description
Technical Field
The utility model belongs to the technical field of medical sterilization, and particularly relates to an ethylene oxide sterilization evaporation device.
Background
The sterilization and disinfection commonly used by the current medical institutions can be divided into high-temperature sterilization and low-temperature sterilization, the low-temperature sterilization is mainly used for some medical instruments which cannot resist high temperature, and common low-temperature sterilization equipment comprises an ethylene oxide sterilizer, a hydrogen peroxide low-temperature plasma sterilizer, a low-temperature formaldehyde steam sterilizer and the like, and the most used low-temperature sterilization equipment is the ethylene oxide sterilizer. The evaporation device is an indispensable mechanism of the ethylene oxide sterilizer, and has a great influence according to the volume of the sterilizer and the layout process inside the sterilizer.
The ethylene oxide sterilization equipment commonly used in medical institutions is small-sized ethylene oxide sterilization equipment, and the small-sized equipment provides possibility for disinfection and sterilization of the medical institutions.
The existing evaporator that sterilizing equipment adopted at present is discrete structure, and the overall arrangement is in the inside of sterilizer, is unfavorable for the use of effective space in the sterilizer very much, and the interface between the different pipelines is also more moreover, if break down, will cause revealing, and ethylene oxide is inflammable and explosive and has the substance of virulent, causes danger very easily, so the more interfaces, the risk is bigger. In addition, to negative pressure constant temperature sterilization equipment, when need carry out the back air (outside air gets into in the sterilization storehouse) in the sterilization storehouse, the temperature of air also has very big influence to the sterilization, if not preheat the back air, will cause the temperature variation in the storehouse to increase after entering into the sterilization storehouse, has increased the risk of sterilization failure.
Disclosure of Invention
In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:
an ethylene oxide sterilizing vaporization apparatus comprising: the evaporator heat preservation cotton is fixedly connected to the outer surface of the evaporator main body through viscose, the lower portion of the evaporator main body is fixedly connected with a water inlet pipe joint and a return air check valve in a threaded mode, one end of the return air check valve is fixedly connected with the front of the evaporator main body through threads, the other end of the return air check valve is fixedly connected with an air filter connector through threads, and the front of the evaporator main body is fixedly connected with a waterway electromagnetic valve and a return air electromagnetic valve through screws.
As a preferred embodiment of the present utility model, the waterway electromagnetic valve is fixedly connected with the waterway channel.
As a preferred embodiment of the present utility model, the return air solenoid valve is fixedly connected to the return air passage.
In a preferred embodiment of the utility model, a sealing ring is installed in a groove above the evaporator main body, the sealing ring is covered in the groove of the evaporator main body through a sealing plate, and the sealing plate is fixedly connected to the upper end of the evaporator main body through a sealing plate screw.
As a preferred embodiment of the utility model, a heating rod is inserted into the upper end of the evaporator main body.
As a preferable implementation mode of the utility model, the upper surface of the sealing plate is fixedly connected with a temperature control switch through a temperature control switch fixing screw.
As a preferred embodiment of the utility model, the upper end of the side edge of the evaporator main body is fixedly connected with a temperature sensor through threads, and the lower end of the side edge of the evaporator main body is fixedly connected with an air outlet through threads.
Compared with the prior art, the utility model has the following beneficial effects:
the device integrates steam generation, ethylene oxide gasification and return air preheating, has higher integration degree and smaller volume, ensures the utilization rate of the inner space of the sterilizer, and is convenient to install. The integrated connection joints among the pipelines are reduced to the greatest extent, the leakage problem caused by joint installation or aging is reduced, and the safety of products is ensured.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is an exploded view of an ethylene oxide sterilized vaporization apparatus;
FIG. 2 is a gas flow diagram of an ethylene oxide sterilized vaporization apparatus;
in the figure: 101. heat-insulating cotton for the evaporator; 102. a water inlet pipe joint; 103. a waterway electromagnetic valve; 104. a return air solenoid valve; 105. an evaporator body; 106. a return air check valve; 107. an air filter connector; 108. a seal ring; 109. a sealing plate; 110. a seal plate screw; 111. a heating rod; 112. a temperature control switch fixing screw; 113. a temperature control switch; 114. a temperature sensor; 115. an air outlet; 116. an ethylene oxide one-way connector; 201. a waterway channel; 202. an ethylene oxide channel; 203. and (5) emptying the air channel.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.
As shown in fig. 1 to 2, an ethylene oxide sterilizing evaporation apparatus comprises: the evaporator heat preservation cotton 101, the evaporator heat preservation cotton 101 passes through viscose fixed connection at the outer surface of evaporator body 105, evaporator body 105 lower part is through threaded mode fixedly connected with inlet tube joint 102 and return air check valve 106, return air check valve 106 one end passes through screw thread and the preceding fixed connection of evaporator body 105, return air check valve 106 other end passes through screw thread and air cleaner connector 107 fixed connection, and the preceding water route solenoid valve 103 and return air solenoid valve 104 of passing through screw fixed connection of evaporator body 105.
In this setting, the heat preservation cotton 101 of evaporimeter is mainly used keeps warm to the evaporimeter main part 105, also can play thermal-insulated effect in addition, and the check valve 106 that returns is used for preventing inside air to flow backward.
As shown in fig. 1 to 2, in the embodiment, the waterway solenoid valve 103 is fixedly connected to the waterway passage 201.
In this arrangement, the waterway solenoid valve 103 is used for control of waterways.
As shown in fig. 1 to 2, in the embodiment, the return air solenoid valve 104 is fixedly connected to the return air passage 203.
In this arrangement, the return solenoid valve 104 is used for control of return air.
As shown in fig. 1 to 2, in the embodiment, a sealing ring 108 is installed in a groove above the evaporator body 105, and the sealing ring 108 is covered in the groove of the evaporator body 105 by a sealing plate 109, and the sealing plate 109 is fixedly connected to the upper end of the evaporator body 105 by a sealing plate screw 110.
In this arrangement, the seal ring 108 functions to ensure that the interior space is sealed.
As shown in fig. 1 to 2, in the embodiment, a heating rod 111 is inserted into the upper end of the evaporator body 105.
In this arrangement, the heating rod 111 is used to heat the evaporator body.
As shown in fig. 1 to 2, in the embodiment, the upper surface of the sealing plate 109 is fixedly connected with a temperature control switch 113 through a temperature control switch fixing screw 112.
In this setting, temperature control switch 113 is used for controlling the heating of heating rod, in time cuts off the power when the temperature is super high, stops heating.
As shown in fig. 1 to 2, in the embodiment, a temperature sensor 114 is fixedly connected to an upper end screw thread of a side of the evaporator body 105, and an air outlet 115 is fixedly connected to a lower end screw thread of the side of the evaporator body 105.
In this arrangement, the temperature sensor 114 is used to collect the temperature of the evaporator, and the air outlet 115 is used to remove air, water vapor, ethylene oxide and return air from the outlet.
The implementation principle of the ethylene oxide sterilizing evaporation device in this embodiment is as follows:
after the sterilizer is turned on, the heating rod 111 is operated to start preheating such as an evaporator until the temperature reaches a set temperature, the temperature control switch 113 is used for protecting the heating of the heating rod 111, and when the temperature exceeds a certain temperature, the power supply of the heating rod 111 is turned off to stop heating. When the humidity in the sterilization bin needs to be increased, the valve of the waterway electromagnetic valve 103 is opened, pure water enters the evaporation device through the waterway channel 201, and the water is changed into water vapor through the waterway channel 201 and enters the sterilization bin through the air outlet 115; when the sterilizing agent is required to be added, the sterilizer punctures a sterilizing agent cylinder, enters the channel of the ethylene oxide channel 202 through the ethylene oxide one-way connector 116, is heated by the evaporation device to form ethylene oxide gas, and enters the sterilizing bin through the air outlet 115 for sterilization; when the sterilization cabin needs to be emptied, the valve of the emptying electromagnetic valve 104 is opened, external air enters the emptying air channel 203 through the emptying one-way valve 106 after being filtered, and enters the sterilization cabin through the air outlet 115 after being heated.
Claims (7)
1. An ethylene oxide sterilizing vaporization apparatus, comprising: the evaporator heat preservation cotton (101), the evaporator heat preservation cotton (101) is at the outer surface of evaporator main part (105) through viscose fixed connection, evaporator main part (105) lower part is through threaded mode fixedly connected with inlet tube joint (102) and return air check valve (106), return air check valve (106) one end is through preceding fixed connection of screw thread and evaporator main part (105), return air check valve (106) other end is through screw thread and air cleaner connector (107) fixed connection, and evaporator main part (105) is preceding through screw fixedly connected with water route solenoid valve (103) and return air solenoid valve (104).
2. An ethylene oxide sterilizing evaporation plant according to claim 1, wherein said waterway solenoid valve (103) is fixedly connected to the waterway channel (201).
3. An ethylene oxide sterilizing evaporation plant according to claim 1, wherein said return air solenoid valve (104) is fixedly connected to a return air channel (203).
4. An ethylene oxide sterilizing evaporation device according to claim 1, wherein a sealing ring (108) is arranged in a groove above the evaporator main body (105), the sealing ring (108) is covered in the groove of the evaporator main body (105) through a sealing plate (109), and the sealing plate (109) is fixedly connected to the upper end of the evaporator main body (105) through a sealing plate screw (110).
5. An ethylene oxide sterilizing evaporation device according to claim 1, wherein a heating rod (111) is inserted into the upper end of the evaporator body (105).
6. An ethylene oxide sterilizing evaporation apparatus according to claim 4, wherein the upper surface of said sealing plate (109) is fixedly connected with a temperature control switch (113) by a temperature control switch fixing screw (112).
7. An ethylene oxide sterilizing evaporation apparatus according to claim 4, wherein a temperature sensor (114) is fixedly connected to an upper end screw thread of a side of said evaporator body (105), and an air outlet (115) is fixedly connected to a lower end screw thread of a side of said evaporator body (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320677281.9U CN219847497U (en) | 2023-03-31 | 2023-03-31 | Ethylene oxide sterilizing evaporation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320677281.9U CN219847497U (en) | 2023-03-31 | 2023-03-31 | Ethylene oxide sterilizing evaporation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219847497U true CN219847497U (en) | 2023-10-20 |
Family
ID=88325602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320677281.9U Active CN219847497U (en) | 2023-03-31 | 2023-03-31 | Ethylene oxide sterilizing evaporation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219847497U (en) |
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2023
- 2023-03-31 CN CN202320677281.9U patent/CN219847497U/en active Active
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