CN218106437U - Liquid adding device for hydrogen peroxide plasma sterilizer - Google Patents
Liquid adding device for hydrogen peroxide plasma sterilizer Download PDFInfo
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- CN218106437U CN218106437U CN202221767756.5U CN202221767756U CN218106437U CN 218106437 U CN218106437 U CN 218106437U CN 202221767756 U CN202221767756 U CN 202221767756U CN 218106437 U CN218106437 U CN 218106437U
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- liquid
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- liquid adding
- flow guide
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- 239000007788 liquid Substances 0.000 title claims abstract description 203
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 48
- 230000008016 vaporization Effects 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 24
- 238000001514 detection method Methods 0.000 claims description 19
- 238000001914 filtration Methods 0.000 claims description 8
- 230000001954 sterilising effect Effects 0.000 abstract description 27
- 239000000645 desinfectant Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 8
- 230000002572 peristaltic effect Effects 0.000 description 5
- 238000009834 vaporization Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000002775 capsule Substances 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
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- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The utility model discloses a liquid adding device for a hydrogen peroxide plasma sterilizer, which is connected with a vaporizing device of the plasma sterilizer and comprises a liquid storage tank, a first liquid adding valve and a quantitative liquid adding tank, wherein the liquid storage tank and the quantitative liquid adding tank are both used for containing disinfectant, the liquid storage tank is connected with the quantitative liquid adding tank through the first liquid adding valve, the liquid storage tank is positioned above the quantitative liquid adding tank, and the quantitative liquid adding tank is connected with the vaporizing device; the quantitative liquid adding tank is provided with a first metering device, and the first metering device is used for metering the dosage of the disinfection liquid in the quantitative liquid adding tank. Whether the disinfection liquid that flows into in the ration liquid feeding jar from the liquid storage pot is measured through first metering device, and first liquid feeding valve automatic control liquid storage pot communicates with between the ration liquid feeding jar to realize the required disinfection liquid's of accurate measurement dose, avoid disinfection liquid too little, lead to the sterilization effect to reduce.
Description
Technical Field
The utility model relates to a plasma sterilization technical field, concretely relates to hydrogen peroxide plasma sterilizer's component part especially relates to a liquid feeding device for hydrogen peroxide plasma sterilizer.
Background
The cleaning and disinfection of medical instruments are one of the key means for preventing and controlling nosocomial infection and ensuring the medical quality. With the development of modern medical technology, the requirements on disinfection and sterilization technology are higher and higher, the dependence is stronger and more important in scientific and reasonable use of disinfection and sterilization technology. The hydrogen peroxide low-temperature plasma sterilizer is used as a novel medical instrument low-temperature sterilization device, can sterilize metal and nonmetal medical instruments at low temperature, is particularly suitable for sterilizing medical instruments such as endoscopes and the like, and is widely applied to sterilization in the industries such as biology, medical treatment and the like.
The liquid injection device of the existing hydrogen peroxide low-temperature plasma sterilizer mainly adopts a mode that a motor drives a gear rack to ensure that a liquid injection needle keeps horizontal movement, a storage capsule is repeatedly punctured, and hydrogen peroxide solution is quantitatively pumped into a vaporization chamber through a peristaltic pump. The dose of the hydrogen peroxide is measured by controlling the revolution of the peristaltic pump, after the peristaltic pump is used for a long time, a rubber tube used for transmitting liquid in the peristaltic pump can deform, and the peristaltic pump has the condition of losing steps, so that the actual extraction amount is smaller than the expected extraction amount, and finally the sterilization effect of the hydrogen peroxide sterilizer is reduced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides a liquid adding device for a hydrogen peroxide plasma sterilizer, which is connected with a vaporizing device of the plasma sterilizer and comprises a liquid storage tank, a first liquid adding valve and a quantitative liquid adding tank, wherein the liquid storage tank and the quantitative liquid adding tank are both used for containing sterilizing liquid, the liquid storage tank is connected with the quantitative liquid adding tank through the first liquid adding valve, the liquid storage tank is positioned above the quantitative liquid adding tank, and the quantitative liquid adding tank is connected with the vaporizing device; the quantitative liquid adding tank is provided with a first metering device, and the first metering device is used for metering the dosage of the disinfection liquid in the quantitative liquid adding tank. Through first metering device to the disinfection liquid that flows into in the ration liquid feeding jar from the liquid storage pot measure, whether communicate between first liquid feeding valve automatic control liquid storage pot and the ration liquid feeding jar to realize the accurate required disinfection liquid's of measurement dose, avoid disinfection liquid too little, lead to the sterilization effect to reduce.
The utility model provides a technical problem, the technical scheme of adoption as follows:
a liquid adding device for a hydrogen peroxide plasma sterilizer is connected with a vaporizing device of the plasma sterilizer and comprises a liquid storage tank, a first liquid adding valve and a quantitative liquid adding tank, wherein the liquid storage tank and the quantitative liquid adding tank are used for containing disinfection liquid;
the quantitative liquid adding tank is provided with a first metering device, and the first metering device is used for metering the dosage of the disinfection liquid in the quantitative liquid adding tank.
Further, quantitative liquid feeding jar includes a jar body, and jar internal first chamber that holds that is equipped with, the top surface of jar body is provided with sealing base, is equipped with first water conservancy diversion passageway in the sealing base, and the lower extreme and the first chamber intercommunication that holds of first water conservancy diversion passageway run through sealing base's top surface, and first liquid feeding valve is installed on sealing base, and can open and close first water conservancy diversion passageway.
Furthermore, the liquid storage pot is installed on the top surface of the sealing base, a second containing cavity is formed in the liquid storage pot, a flow guide hole is formed in the bottom surface of the liquid storage pot and matched with the upper end of the first flow guide channel, and the first flow guide channel is communicated with the second containing cavity through the flow guide hole.
Furthermore, a second flow guide channel is arranged in the sealing base, a connector is arranged at the bottom of the tank body, one end of the second flow guide channel is connected with the connector, and the other end of the second flow guide channel is connected with the vaporizing device;
and a second liquid adding valve is arranged on the sealing base and used for opening and closing the second flow guide channel.
Further, the first metering device comprises a first adapter and a first transparent pipe, the first transparent pipe is installed on the side face of the tank body through the first adapter, the first transparent pipe is communicated with the first accommodating cavity, and an air filtering device is arranged at the upper end of the first transparent pipe;
the axial lead of the first transparent tube is parallel to the axial lead of the tank body;
the first transparent tube is provided with a first liquid level detection device.
Furthermore, scales are arranged on the side wall of the first transparent pipe, and the first liquid level detection device can move along the height direction of the first transparent pipe.
Further, a second metering device is arranged on the liquid storage tank and used for metering the dosage of the disinfection liquid in the liquid storage tank.
Furthermore, the second metering device comprises a second adapter and a second transparent tube, the second transparent tube is installed on the side face of the liquid storage tank through the second adapter, the second transparent tube is communicated with the second accommodating cavity, and an air filtering device is also arranged at the upper end of the second transparent tube;
the axial lead of the second transparent tube is parallel to the axial lead of the liquid storage tank;
and a second liquid level detection device and a third liquid level detection device are arranged on the second transparent tube at intervals.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model provides a liquid feeding device for hydrogen peroxide plasma sterilizer stores disinfectant through the liquid storage pot, and the required disinfectant can be saved many times to the liquid storage pot, need not many times through storing capsule extraction disinfectant, has both reduced operating procedure, has also reduced disinfectant's storage cost.
Secondly, the dosage of disinfection liquid in the liquid storage tank can accurately be monitored by the second metering device, the dosage of disinfection liquid is prevented from being too small, the single disinfection requirement cannot be met, too much disinfection liquid can be prevented from being conveyed into the liquid storage tank, and the liquid storage tank is damaged.
Finally, through the cooperation of the first liquid adding valve and the first metering device, the dosage of the disinfection liquid flowing into the quantitative liquid adding tank can be accurately controlled, the disinfection liquid required by single disinfection is met, and the increase of the disinfection cost caused by the excessive disinfection liquid is avoided.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view showing the connection between a liquid adding device and a vaporizing device for a hydrogen peroxide plasma sterilizer provided by the present invention;
FIG. 2 is a schematic view of the internal structure of a liquid adding device for a hydrogen peroxide plasma sterilizer provided by the present invention;
FIG. 3 is a schematic view of the internal structure of the quantitative liquid adding tank provided by the present invention;
FIG. 4 is a schematic view of the internal structure of the fluid reservoir provided by the present invention.
Icon: 100. a vaporization device; 110. a liquid storage tank; 111. a flow guide hole; 130. a first liquid adding valve; 150. a second liquid adding valve; 170. quantitatively adding a liquid tank; 171. a tank body; 173. sealing the base; 175. a first flow guide passage; 177. a second flow guide channel; 179. a connecting port; 180. a first metering device; 181. a first adapter; 183. a first transparent tube; 185. a first liquid level detection device; 190. a second metering device; 191. a second adapter; 193. a second transparent tube; 195. a second liquid level detection device; 197. and a third liquid level detection device.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The present invention will be described in detail with reference to fig. 1 to 4.
Referring to fig. 1 and 2, a liquid adding device for a hydrogen peroxide plasma sterilizer is connected to a vaporizing device 100 of the plasma sterilizer, and includes a liquid storage tank 110, a first liquid adding valve 130, a second liquid adding valve 150, and a quantitative liquid adding tank 170. The fluid reservoir 110 and the dosing fluid reservoir 170 are adapted to contain a disinfecting fluid. The liquid storage tank 110 is connected with the quantitative liquid adding tank 170 through a first liquid adding valve 130, and the first liquid adding valve 130 can control whether the liquid storage tank 110 is communicated with the quantitative liquid adding tank 170 or not. The liquid storage tank 110 is located above the quantitative liquid adding tank 170, and a transfusion port is arranged above the liquid storage tank 110 and used for conveying the disinfection liquid into the liquid storage tank 110. When the fluid reservoir 110 is in communication with the dosing reservoir 170, the disinfecting fluid within the fluid reservoir 110 is able to flow into the dosing reservoir 170 under the influence of gravity. The dosing tank 170 is provided with a first metering device 180, and the first metering device 180 is used for metering the amount of the sterilizing liquid in the dosing tank 170. The dosing tank 170 is connected to the vaporizing device 100 via the second dosing valve 150. The first liquid adding valve 130, the second liquid adding valve 150 and the first metering device 180 are all connected with a control system of the plasma sterilizer, and when the first metering device 180 detects that the dosage of the sterilizing liquid in the quantitative liquid adding tank 170 is equal to the required dosage, the control system controls the first liquid adding valve 130 to be closed and controls the second liquid adding valve 150 to be opened. The vaporization device 100 is in a negative pressure state, and the sterilization liquid in the quantitative liquid adding tank 170 automatically enters the vaporization device 100 under the action of air pressure, so that the dosage of the sterilization liquid consumed by each sterilization can be accurately controlled, the sterilization effect can be ensured, and the sterilization cost can be controlled.
Referring to fig. 2, the quantitative liquid adding tank 170 includes a tank 171, a first accommodating chamber is disposed in the tank 171, a sealing base 173 is disposed on a top surface of the tank 171, and the sealing base 173 is connected to the tank 171 in a sealing manner. A first flow guide channel 175 is disposed in the sealing base 173, a lower end of the first flow guide channel 175 is communicated with the first accommodating cavity, and an upper end of the first flow guide channel 175 penetrates through a top surface of the sealing base 173. The liquid storage tank 110 is installed on the top surface of the sealing base 173, a second accommodating cavity is formed in the liquid storage tank 110, a diversion hole 111 is formed in the bottom surface of the liquid storage tank 110, and the diversion hole 111 is matched with the upper end of the first diversion channel 175, so that the first diversion channel 175 is communicated with the second accommodating cavity through the diversion hole 111. The first filling valve 130 is installed on one side of the sealing base 173, and can open and close the first guide passage 175, so as to control whether the disinfectant in the liquid storage tank 110 flows into the quantitative filling tank 170.
Referring to fig. 3, the first metering device 180 includes a first adaptor 181 and a first transparent tube 183. The first transparent pipe 183 is mounted on the side face of the tank 171 through the first rotary joint 181, the first transparent pipe 183 is communicated with the first accommodating cavity, and an air filtering device is arranged at the upper end of the first transparent pipe 183. When the sterilizing liquid enters the tank 171, the air in the tank 171 is discharged through the air filtering device, and the air pressure in the tank 171 is kept balanced; on the contrary, the external air is introduced into the can 171 through the air filtering device. The axis of the first transparent tube 183 is parallel to the axis of the tank 171, and the first liquid level detection device 185 is mounted on the first transparent tube 183. When the sterilizing liquid exists in the tank 171, the sterilizing liquid also enters the first transparent tube 183, the liquid level is level, and the first liquid level detection device 185 can detect the position of the liquid level in the first transparent tube 183, so as to determine whether the sterilizing liquid in the tank 171 can meet the dosage required for sterilization.
Preferably, scales are provided on a side wall of the first transparent pipe 183, and the first liquid level detector 185 is movable in a height direction of the first transparent pipe 183. When it is necessary to change the amount of the sterilizing liquid required for sterilization, it is possible to precisely control the amount of the sterilizing liquid in the tank 171 by changing the position of the first liquid level detection means 185. The first transparent tube 183 is made of a material that is not easily deformed, such as glass or plastic.
Referring to fig. 2 and 3 again, a second flow guiding channel 177 is disposed in the sealing base 173. A connection port 179 is formed at the bottom of the tank 171, one end of the second guide passage 177 is connected to the connection port 179 through a pipe, and the other end of the second guide passage 177 is connected to the vaporizing device 100. The second filling valve 150 is mounted on the sealing base 173, and the second filling valve 150 is also electrically connected to the control system of the sterilizer, and can open and close the second flow guide channel 177. When the liquid storage tank 110 is communicated with the quantitative liquid adding tank 170, the second flow guide channel 177 is in a closed state, the first metering device 180 detects that the amount of the disinfection liquid in the tank 171 is enough, and when the first flow guide channel 175 is closed, the second liquid adding valve 150 opens the second flow guide channel 177, and the disinfection liquid in the tank 171 is forcibly extracted into the vaporizing device 100 by using the pressure difference between the vaporizing device 100 and the tank 171.
Referring to fig. 4, a second metering device 190 is disposed on the liquid storage tank 110. The second metering device 190 is used to meter the dosage of the sterilizing fluid within the reservoir 110.
Specifically, the second metering device 190 includes a second adapter 191 and a second transparent tube 193, the second transparent tube 193 is mounted on the side of the liquid storage tank 110 through the second adapter 191, the second transparent tube 193 is communicated with the second accommodating cavity, and an air filtering device is also arranged at the upper end of the second transparent tube 193. The axis of the second transparent tube 193 is parallel to the axis of the liquid storage tank 110, and the liquid level of the disinfection liquid in the liquid storage tank 110 is equal to the liquid level of the disinfection liquid in the second transparent tube 193. A second liquid level detection device 195 and a third liquid level detection device 197 are arranged on the second transparent pipe 193 at intervals, the second liquid level detection device 195 and the third liquid level detection device 197 are both used for detecting the liquid level of the disinfection liquid in the second transparent pipe 193, and when the second liquid level detection device 195 cannot detect the liquid level of the disinfection liquid, the situation that the liquid in the liquid storage tank 110 is too little and needs to be supplemented is shown; when the third level detecting means 197 is able to detect the level of the sterilizing liquid, it indicates that the liquid in the liquid storage tank 110 has been completely replenished and reaches the maximum capacity warning line.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (8)
1. The utility model provides a liquid feeding device for hydrogen peroxide plasma sterilizer, is connected with the vaporizing device of plasma sterilizer which characterized in that: the device comprises a liquid storage tank, a first liquid adding valve and a quantitative liquid adding tank, wherein the liquid storage tank and the quantitative liquid adding tank are used for containing disinfection liquid, the liquid storage tank is connected with the quantitative liquid adding tank through the first liquid adding valve, the liquid storage tank is positioned above the quantitative liquid adding tank, and the quantitative liquid adding tank is connected with a vaporizing device;
the quantitative liquid adding tank is provided with a first metering device, and the first metering device is used for metering the dosage of the disinfection liquid in the quantitative liquid adding tank.
2. A charging device for a hydrogen peroxide plasma sterilizer according to claim 1, characterized in that: the quantitative liquid adding tank comprises a tank body, a first containing cavity is arranged in the tank body, a sealing base is arranged on the top surface of the tank body, a first flow guide channel is arranged in the sealing base, the lower end of the first flow guide channel is communicated with the first containing cavity, the top surface of the sealing base is penetrated through the upper end of the first flow guide channel, and a first liquid adding valve is installed on the sealing base and can be opened and closed.
3. A charging device for a hydrogen peroxide plasma sterilizer according to claim 2, characterized in that: the liquid storage pot is installed on the top surface of the sealing base, a second containing cavity is formed in the liquid storage pot, a flow guide hole is formed in the bottom surface of the liquid storage pot and matched with the upper end of the first flow guide channel, and the first flow guide channel is communicated with the second containing cavity through the flow guide hole.
4. A charging device for a hydrogen peroxide plasma sterilizer according to claim 2, characterized in that: a second flow guide channel is arranged in the sealing base, a connector is arranged at the bottom of the tank body, one end of the second flow guide channel is connected with the connector, and the other end of the second flow guide channel is connected with the vaporizing device;
and a second liquid adding valve is arranged on the sealing base and used for opening and closing the second flow guide channel.
5. The charging device for a hydrogen peroxide plasma sterilizer according to claim 1, characterized in that: the first metering device comprises a first rotary joint and a first transparent pipe, the first transparent pipe is arranged on the side face of the tank body through the first rotary joint, the first transparent pipe is communicated with the first accommodating cavity, and an air filtering device is arranged at the upper end of the first transparent pipe;
the axial lead of the first transparent tube is parallel to the axial lead of the tank body;
the first transparent tube is provided with a first liquid level detection device.
6. A charging device for a hydrogen peroxide plasma sterilizer according to claim 5, characterized in that: the side wall of the first transparent pipe is provided with scales, and the first liquid level detection device can move along the height direction of the first transparent pipe.
7. A charging device for a hydrogen peroxide plasma sterilizer according to claim 3, characterized in that: the liquid storage tank is provided with a second metering device, and the second metering device is used for metering the dosage of the disinfection liquid in the liquid storage tank.
8. A charging device for a hydrogen peroxide plasma sterilizer according to claim 7, characterized in that: the second metering device comprises a second adapter and a second transparent pipe, the second transparent pipe is arranged on the side surface of the liquid storage tank through the second adapter, the second transparent pipe is communicated with the second accommodating cavity, and the upper end of the second transparent pipe is also provided with an air filtering device;
the axial lead of the second transparent tube is parallel to the axial lead of the liquid storage tank;
and a second liquid level detection device and a third liquid level detection device are arranged on the second transparent tube at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221767756.5U CN218106437U (en) | 2022-07-08 | 2022-07-08 | Liquid adding device for hydrogen peroxide plasma sterilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221767756.5U CN218106437U (en) | 2022-07-08 | 2022-07-08 | Liquid adding device for hydrogen peroxide plasma sterilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218106437U true CN218106437U (en) | 2022-12-23 |
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ID=84517864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221767756.5U Active CN218106437U (en) | 2022-07-08 | 2022-07-08 | Liquid adding device for hydrogen peroxide plasma sterilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218106437U (en) |
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2022
- 2022-07-08 CN CN202221767756.5U patent/CN218106437U/en active Active
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Address after: 611743, 3rd Floor, 1st Floor, No. 99 Gongjianian Road, Modern Industrial Port North Area, Pidu District, Chengdu City, Sichuan Province (B1 Building, 3rd Floor) Patentee after: Chengdu Qing'an Medical Technology Co.,Ltd. Address before: 5th Floor, Building B1, No. 861, Gangtong North 4th Road, North Area of Chengdu Modern Industrial Port, Chengdu 611730 Patentee before: Chengdu Diyou Medical Technology Co.,Ltd. |
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