CN221512977U - Air filtering type sterilizing cabinet - Google Patents
Air filtering type sterilizing cabinet Download PDFInfo
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- CN221512977U CN221512977U CN202323198798.9U CN202323198798U CN221512977U CN 221512977 U CN221512977 U CN 221512977U CN 202323198798 U CN202323198798 U CN 202323198798U CN 221512977 U CN221512977 U CN 221512977U
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Abstract
The utility model discloses an air filtration type sterilizing cabinet, which comprises: the novel sterilizing cabinet comprises a cabinet body, a first air valve, a second air valve, a third air valve, a coarse filter screen, a fine filter screen, a fan, an ethylene oxide storage tank, a nitrogen storage tank and a controller, wherein a partition plate extending downwards from the top is vertically arranged in the cabinet body so as to form a first sterilizing chamber and a second sterilizing chamber which are positioned on the left side and the right side of the partition plate in the cabinet body, the first air valve is arranged on one side of the cabinet body and communicated with the upper part of the first sterilizing chamber, the second air valve is arranged on the partition plate and communicated with the first sterilizing chamber and the air outlet chamber, the third air valve is arranged on one side of the cabinet body and communicated with the air outlet chamber, the coarse filter screen is arranged at the outer side port of the first air valve, and the fine filter screen is arranged at the inner side port of the first air valve. The air filtration type sterilizing cabinet disclosed by the utility model improves the sterilizing effect and avoids the problems of ethylene oxide residues and secondary pollution of articles by air.
Description
Technical Field
The utility model relates to the field of sterilization cabinets, in particular to an air filtration type sterilization cabinet.
Background
The ethylene oxide sterilizing cabinet is one of sterilizing cabinets, and utilizes ethylene oxide gas to sterilize articles in the sterilizing cabinet and kill microorganisms so as to achieve the aim of sterilization. Ethylene oxide does not corrode metal and has no peculiar smell residue, and is widely applied to the killing of bacteria, mold and fungi.
Because ethylene oxide contains a certain toxicity, in order to avoid the residual problem, the sterilizing cabinet needs to be cleaned after the sterilization is completed. In the prior art, indoor air is directly led into the sterilizing cabinet for exhausting ethylene oxide, so that the problem of uncleanness is easily caused, and the secondary pollution of articles in the sterilizing cabinet is caused by pollutants in the air, so that improvement is needed.
Disclosure of utility model
The utility model aims to provide an air filtration type sterilizing cabinet, which improves sterilizing effect and avoids the problems of ethylene oxide residue and secondary pollution of articles by air.
To achieve the purpose, the utility model adopts the following technical scheme:
An air filtration sterilization cabinet comprising: the novel sterilizing cabinet comprises a cabinet body, a first air valve, a second air valve, a third air valve, a coarse filter screen, a fine filter screen, a fan, an ethylene oxide storage tank, a nitrogen storage tank and a controller, wherein a partition plate extending downwards from the top is vertically arranged in the cabinet body, a first sterilizing chamber and a second sterilizing chamber are formed in the cabinet body, the first sterilizing chamber and the second sterilizing chamber are communicated between the bottom of the partition plate and the bottom of the cabinet body, a baffle is horizontally arranged in the second sterilizing chamber, an air outlet chamber above the baffle is formed in the second sterilizing chamber, the fan is arranged on the baffle, the first air valve is arranged on one side of the cabinet body and is communicated with the upper portion of the first sterilizing chamber, the second air valve is arranged on one side of the cabinet body and is communicated with the air outlet chamber, a first air pipe communicated with the upper portion of the first sterilizing chamber, a first air pipe is arranged on the first air pipe, a first air inlet valve is arranged on the first air pipe, a second air valve is arranged on the second air pipe, a second air valve is arranged on the inner side of the air inlet valve, a second air valve is arranged on the air inlet valve, and the air inlet valve is arranged on the air inlet of the second air valve, and the air inlet valve is arranged on the air inlet valve.
Wherein, the cabinet body openly is provided with the door plant, the controller sets up on the door plant.
The cabinet body is provided with a barometer communicated with the first sterilization chamber, and the barometer is connected with the controller to send air pressure signals.
Wherein, ethylene oxide holding vessel and nitrogen gas holding vessel set up respectively on the cabinet body.
Wherein, the controller adopts PLC.
Wherein, the first sterilization room and the second sterilization room are respectively provided with a commodity shelf.
Wherein, be provided with the electric heating pipe that is located one side of second blast gate in the first sterilization room.
The utility model has the beneficial effects that: when the air filtration type sterilizing cabinet is used for sterilizing, the second air valve is opened, the first air valve and the third air valve are closed, the fan is used for circulating ethylene oxide in the first sterilizing chamber and the second sterilizing chamber, the sterilizing effect on articles in the first sterilizing chamber and the second sterilizing chamber is improved, after sterilization is finished, the second air valve is closed, the third air valve and the second electromagnetic valve are firstly opened, nitrogen is used for discharging the ethylene oxide in the first sterilizing chamber and the second sterilizing chamber, then the second electromagnetic valve is closed, the first air valve is opened, external air is led into the first sterilizing chamber and the second sterilizing chamber, the residual of the ethylene oxide is avoided, and double filtration is carried out when the coarse filter screen and the fine filter screen are used for conducting external air, so that the problem that sterilized articles are polluted by air is avoided.
Drawings
FIG. 1 is a schematic view of the structure of the present utility model (second damper open, first damper and third damper closed);
Fig. 2 is a schematic view of the air flow after the second air valve is closed, the first air valve and the third air valve are opened in fig. 1.
Detailed Description
The technical solution of the present utility model will be further described with reference to fig. 1 to 2 by means of specific embodiments.
An air filtration sterilization cabinet as shown in fig. 1, comprising: the cabinet body 1, first blast gate 7, second blast gate 13, third blast gate 15, coarse filter screen 8, fine filter screen 11, fan 18, ethylene oxide holding vessel 12, nitrogen gas holding vessel 10 and controller 23, vertically be provided with the baffle 9 that extends downwards from the top in the cabinet body 1 to form in the cabinet body 1 and lie in the first sterilization room 20 and the second sterilization room 19 of baffle 9 left and right sides, be provided with supporter 22 in first sterilization room 20 and the second sterilization room 19 respectively, conveniently carry out putting of article.
A gap for communicating the first sterilizing chamber 20 with the second sterilizing chamber 19 is arranged between the bottom of the partition plate 9 and the bottom of the cabinet body, so that circulation of ethylene oxide in the first sterilizing chamber 20 and the second sterilizing chamber 19 is facilitated, and sterilizing efficiency is improved.
A baffle plate is horizontally arranged in the second sterilization chamber 19 to form an air outlet chamber 14 above the baffle plate 17 in the second sterilization chamber 19, the fan 18 is arranged on the baffle plate 17, and after the fan 18 is opened, the air in the second sterilization chamber 19 can be extracted and introduced into the air outlet chamber 14.
In order to facilitate the control and the circulation switching of the air flow, the first air valve 7 is arranged at one side of the cabinet body 1 and is communicated with the upper part of the first sterilization chamber 20, the second air valve 19 is arranged on the partition plate 9 to communicate the first sterilization chamber 20 with the air outlet chamber 14, and the third air valve 15 is arranged at one side of the cabinet body 1 and is communicated with the air outlet chamber 14, in this embodiment, the third air valve 15 is externally connected with the waste gas treatment pipeline 16 to send the waste gas to the waste gas treatment equipment, so as to avoid air pollution.
The cabinet body 1 is provided with a first air pipe 6 communicated with the upper parts of the ethylene oxide storage tank 12 and the first sterilization chamber 20, the first air pipe 6 is provided with a first electromagnetic valve 5, and ethylene oxide can be introduced into the first sterilization chamber 20 and the second sterilization chamber 19 by opening the first electromagnetic valve 5, so that the sterilization of objects in the first sterilization chamber 20 and the second sterilization chamber 19 can be performed. As shown in fig. 1, at this time, the second air valve 13 is opened, the first air valve 7 and the third air valve 15 are closed, and the ethylene oxide circulates in the first sterilization chamber 20 and the second sterilization chamber 19, so that the articles are repeatedly sterilized, and the sterilization efficiency is improved.
The cabinet body 1 is provided with a second air pipe 4 communicated with the upper part of the nitrogen storage tank 10 and the upper part of the first sterilization chamber 20, the second air pipe 4 is provided with a second electromagnetic valve 3, after sterilization is completed, the second air valve 13 is closed, the third air valve 15 and the second electromagnetic valve 3 are opened firstly, the nitrogen is utilized to discharge ethylene oxide in the first sterilization chamber 20 and the second sterilization chamber 19, then the second electromagnetic valve 3 is closed, the first air valve 7 is opened, external air is introduced into the first sterilization chamber 20 and the second sterilization chamber 19, the ethylene oxide is thoroughly cleaned, and the residual of the ethylene oxide is avoided.
As shown in fig. 1, the coarse filter 8 is disposed at an outer port of the first air valve 7, the fine filter 11 is disposed at an inner port of the first air valve 7, and the coarse filter 8 and the fine filter 11 are used for double filtration when external air is introduced, so that the problem that sterilized articles are polluted by air is avoided.
In this embodiment, the controller 23 is connected to the first air valve 7, the second air valve 13, the third air valve 15, the blower 18, the first electromagnetic valve 5, and the second electromagnetic valve 3, respectively, to perform automation control. As shown in fig. 2, the front surface of the cabinet body 1 is provided with a door plate, and the controller 23 is arranged on the door plate, so that the operation is simple. The controller 23 adopts a PLC and is provided with a touch screen, so that information can be displayed and controlled.
In order to facilitate the control of ethylene oxide, the cabinet 1 is provided with a barometer 2 communicated with the first sterilization chamber 20, the barometer 2 is connected with a controller 23 to send air pressure signals, and enough ethylene oxide is ensured in the first sterilization chamber 20 and the second sterilization chamber 19 during sterilization. In this embodiment, the ethylene oxide storage tank 12 and the nitrogen storage tank 10 are respectively disposed on the cabinet body 1, so that the structure is compact, and the occupied area is reduced.
In addition, the electric heating pipe 21 located at one side of the second air valve 13 is disposed in the first sterilization chamber 20, so that the first sterilization chamber 20 and the second sterilization chamber 19 can be heated, the sterilization efficiency is improved, the temperature of the first sterilization chamber 20 can be detected by a thermometer, and a signal is sent to the controller 23, so that the power control of the electric heating pipe 21 is facilitated.
The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.
Claims (7)
1. An air filtration sterilization cabinet, comprising: the novel sterilizing cabinet comprises a cabinet body, a first air valve, a second air valve, a third air valve, a coarse filter screen, a fine filter screen, a fan, an ethylene oxide storage tank, a nitrogen storage tank and a controller, wherein a partition plate extending downwards from the top is vertically arranged in the cabinet body, a first sterilizing chamber and a second sterilizing chamber are formed in the cabinet body, the first sterilizing chamber and the second sterilizing chamber are communicated between the bottom of the partition plate and the bottom of the cabinet body, a baffle is horizontally arranged in the second sterilizing chamber, an air outlet chamber above the baffle is formed in the second sterilizing chamber, the fan is arranged on the baffle, the first air valve is arranged on one side of the cabinet body and is communicated with the upper portion of the first sterilizing chamber, the second air valve is arranged on one side of the cabinet body and is communicated with the air outlet chamber, a first air pipe communicated with the upper portion of the first sterilizing chamber, a first air pipe is arranged on the first air pipe, a first air inlet valve is arranged on the first air pipe, a second air valve is arranged on the second air pipe, a second air valve is arranged on the inner side of the air inlet valve, a second air valve is arranged on the air inlet valve, and the air inlet valve is arranged on the air inlet of the second air valve, and the air inlet valve is arranged on the air inlet valve.
2. The air filtration sterilization cabinet of claim 1, wherein the cabinet front is provided with a door panel, and the controller is disposed on the door panel.
3. The air filtering type sterilization cabinet according to claim 1, wherein an air pressure gauge communicated with the first sterilization chamber is arranged on the cabinet body, and the air pressure gauge is connected with the controller for sending air pressure signals.
4. The air filtration sterilization cabinet of claim 1, wherein the ethylene oxide reservoir and the nitrogen reservoir are each disposed on the cabinet.
5. The air filtration sterilization cabinet of claim 1, wherein the controller employs a PLC.
6. The air filtration sterilization cabinet of claim 1, wherein each of the first sterilization chamber and the second sterilization chamber is provided with a shelf.
7. The air filtration sterilization cabinet of claim 1, wherein the first sterilization chamber is provided with an electric heating tube located at one side of the second damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323198798.9U CN221512977U (en) | 2023-11-27 | 2023-11-27 | Air filtering type sterilizing cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323198798.9U CN221512977U (en) | 2023-11-27 | 2023-11-27 | Air filtering type sterilizing cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221512977U true CN221512977U (en) | 2024-08-13 |
Family
ID=92179570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323198798.9U Active CN221512977U (en) | 2023-11-27 | 2023-11-27 | Air filtering type sterilizing cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221512977U (en) |
-
2023
- 2023-11-27 CN CN202323198798.9U patent/CN221512977U/en active Active
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