CN217342715U - Full-automatic air bag cleaning instrument - Google Patents
Full-automatic air bag cleaning instrument Download PDFInfo
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- CN217342715U CN217342715U CN202221409583.XU CN202221409583U CN217342715U CN 217342715 U CN217342715 U CN 217342715U CN 202221409583 U CN202221409583 U CN 202221409583U CN 217342715 U CN217342715 U CN 217342715U
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Abstract
The utility model relates to an air pocket washs the field, specifically is full-automatic air pocket cleaning instrument. The device comprises an oven, a bus bar, a nitrogen conveying assembly, an air inlet and outlet assembly and an air exhaust assembly. The manifold plate is internally provided with a manifold cavity, and the manifold plate is provided with an air inlet, an air delivery port and an air outlet which are communicated with the manifold cavity, wherein the air delivery ports are arranged in a plurality; the nitrogen conveying assembly comprises a nitrogen source communicated with the air inlet of the bus plate and a switch valve arranged between the nitrogen source and the bus plate; the air inlet and outlet assemblies are arranged in parallel, each air inlet and outlet assembly comprises a bag connecting pipe communicated with the air transmission port of the bus board and an electromagnetic valve arranged on the bag connecting pipe, one end of each bag connecting pipe, far away from the bus board, is provided with an air bag joint, and the air bag joints are positioned on the inner side of the oven; the air exhaust assembly comprises a vacuum pump communicated with the air outlet of the bus board and a vacuum pump electromagnetic valve arranged between the bus board and the vacuum pump. The utility model discloses ability self-cleaning air pocket, cleaning performance are good, efficient and can not harm health.
Description
Technical Field
The utility model relates to an air pocket washs the field, especially relates to full-automatic air pocket washs appearance.
Background
The collection method for detecting the target sample in the air comprises the following steps: direct sampling (such as a suma pot, a sampling air bag, a vacuum bottle, a syringe and the like), liquid absorption, solid absorption, filter membrane sampling and natural sedimentation. Wherein, various collection containers used in the direct sampling method, such as a suma jar, a vacuum bottle, a needle cylinder and the like, need to be cleaned by clean air after use and then reused.
Compared with other collection containers, the sampling air bag serving as one collection container has the characteristics of convenience in carrying and transportation, good air tightness, high cost performance, firmness, durability, excellent chemical inertness and the like. However, if the sampling air bag is used as a disposable collection container, the cost is high due to the detection of a large amount of samples, and therefore, the good sampling air bag is generally reused after being cleaned.
The judgment requirements that the air bag can be repeatedly used are provided by standard HJ732-2014 sampling air bag method for fixing volatile organic compounds in the pollution source waste gas and HJ38-2017 gas chromatography for measuring total hydrocarbons, methane and non-methane in the pollution source waste gas issued by the environmental protection department. The common method uses high-purity nitrogen or hydrocarbon-removing air to repeatedly replace the gas in the cleaned sample gas bag for a plurality of times, thereby achieving the purpose of cleaning. If the traditional manual normal temperature method is used for operation, the cleaning efficiency is low, the cleaning effect is unbalanced, substances adsorbed on the inner wall of the sampling air bag are difficult to be removed completely quickly and effectively, and in the manual extrusion process, polluted gas in the sampling air bag can be discharged to a laboratory environment in an unorganized mode at a high probability and is very easy to be sucked by an operator.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is to the problem that exists among the background art, provides ability self-cleaning air pocket, cleaning performance is good, efficient and can not harm the full-automatic air pocket cleaning instrument of health.
The technical scheme of the utility model, full-automatic air pocket washs appearance, include oven, cylinder manifold, nitrogen gas conveying component, business turn over gas subassembly and the subassembly of bleeding.
The manifold plate is internally provided with a manifold cavity, and the manifold plate is provided with an air inlet, an air delivery port and an air outlet which are communicated with the manifold cavity, wherein the air delivery ports are arranged in a plurality;
the nitrogen conveying assembly comprises a nitrogen source communicated with the air inlet of the bus plate and a switch valve arranged between the nitrogen source and the bus plate;
the air inlet and outlet assemblies are arranged in parallel and correspond to the air transmission ports one by one, each air inlet and outlet assembly comprises a bag connecting pipe communicated with the air transmission ports of the collecting plate and an electromagnetic valve arranged on the bag connecting pipe, one end of the bag connecting pipe, far away from the collecting plate, is provided with an air bag joint, and the air bag joint is positioned on the inner side of the oven;
the air exhaust assembly comprises a vacuum pump communicated with the air outlet of the bus board and a vacuum pump electromagnetic valve arranged between the bus board and the vacuum pump.
Preferably, a mass flow meter and a pressure sensor are arranged at the communication position of the nitrogen source and the confluence plate.
Preferably, the device also comprises a touch screen and a controller, wherein the touch screen is in communication connection with the controller, the controller is respectively in control connection with the oven, the switch valve, the electromagnetic valve, the vacuum pump electromagnetic valve and the vacuum pump, and the mass flow meter and the pressure sensor are in communication connection with the controller.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model discloses ability self-cleaning air pocket, cleaning performance are good, efficient and can not harm the health. In use, a plurality of air bags are attached to a plurality of air bag joints, the air bags being positioned in an oven to allow for equilibration of gas displacement under heated conditions. And closing the electromagnetic valve of the vacuum pump, opening the corresponding electromagnetic valve on the bag receiving pipe for the bag receiving pipe needing to be connected, then opening the switch valve, enabling the nitrogen source to pass through the switch valve, enter the confluence cavity through the air inlet, then be conveyed to the connected bag receiving pipe through the air transmission port, and flow into the air bag, and cleaning the air bag. And then closing the switch valve, opening the electromagnetic valve of the vacuum pump and the vacuum pump, vacuumizing the vacuum pump through the air outlet, and pumping out nitrogen in the air bag from the bag receiving pipe and the collecting plate to finish a cleaning process. The process is circulated, so that the air bag can be cleaned for multiple times, and the air bag can be fully cleaned.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Reference numerals are as follows: 1. an oven; 2. a nitrogen source; 3. an on-off valve; 4. a mass flow meter; 5. a pressure sensor; 6. a bus bar; 7. a bag receiving pipe; 8. an electromagnetic valve; 9. a vacuum pump solenoid valve; 10. and a vacuum pump.
Detailed Description
As shown in fig. 1, the utility model provides a full-automatic air pocket washs appearance, including oven 1, cylinder manifold 6, nitrogen gas conveying component, business turn over gas subassembly, the subassembly of bleeding, touch-control screen and controller. The inside chamber that converges that has of cylinder manifold 6, and cylinder manifold 6 have with converge the air inlet, gas transmission mouth and the gas outlet of chamber intercommunication, the gas transmission mouth sets up a plurality ofly altogether. The nitrogen gas conveying assembly comprises a nitrogen gas source 2 communicated with an air inlet of the confluence plate 6 and an on-off valve 3 arranged between the nitrogen gas source 2 and the confluence plate 6. The air inlet and outlet components are arranged in a plurality of groups side by side and correspond to the air transmission ports one to one, each air inlet and outlet component comprises a bag connecting pipe 7 communicated with the air transmission port of the bus board 6 and an electromagnetic valve 8 arranged on the bag connecting pipe 7, an air bag joint is arranged at one end, far away from the bus board 6, of the bag connecting pipe 7, and the air bag joint is located on the inner side of the oven 1. The air exhaust assembly comprises a vacuum pump 10 communicated with the air outlet of the confluence plate 6 and a vacuum pump electromagnetic valve 9 arranged between the confluence plate 6 and the vacuum pump 10. And a mass flow meter 4 and a pressure sensor 5 are arranged at the communication part of the nitrogen source 2 and the confluence plate 6. Touch screen and controller communication are connected, controller and oven 1, ooff valve 3, solenoid valve 8, vacuum pump solenoid valve 9 and vacuum pump 10 are control connection respectively, through touch screen input control instruction, with through the heating of controller control oven 1, heating temperature is adjustable, can realize remote control through the touch screen, can not harm the staff healthy, mass flow meter 4 and pressure sensor 5 all are connected with the controller communication, mass flow meter 4 is used for controlling the nitrogen gas input, pressure sensor 5 is used for monitoring atmospheric pressure.
The utility model discloses ability self-cleaning air pocket, cleaning performance are good, efficient and can not harm health. In use, a plurality of air bags are attached to a plurality of air bag joints, the air bags being located in oven 1 to allow for equilibration of gas displacement under heated conditions. And closing the electromagnetic valve 9 of the vacuum pump, opening the corresponding electromagnetic valve 8 on the bag receiving pipe 7 for the bag receiving pipe 7 to be communicated, then opening the switch valve 3, enabling the nitrogen source 2 to pass through the switch valve 3, enter the confluence cavity through the air inlet, then be conveyed to the communicated bag receiving pipe 7 through the air conveying port, and flow into the air bag to clean the air bag. And then closing the switch valve 3, opening the vacuum pump electromagnetic valve 9 and the vacuum pump 10, vacuumizing the vacuum pump 10 through the air outlet, and pumping out nitrogen in the air bag from the bag receiving pipe 7 and the confluence plate 6 to finish a cleaning process. The air bag can be cleaned for many times by circulating the above processes, and the air bag can be fully cleaned.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Claims (3)
1. Full-automatic air pocket washs appearance, its characterized in that includes:
an oven (1);
the manifold plate (6) is internally provided with a manifold cavity and is provided with an air inlet, an air conveying port and an air outlet which are communicated with the manifold cavity, and the air conveying ports are arranged in a plurality;
the nitrogen conveying assembly comprises a nitrogen source (2) communicated with an air inlet of the bus plate (6) and a switch valve (3) arranged between the nitrogen source (2) and the bus plate (6);
the air inlet and outlet assemblies are arranged side by side and correspond to the air conveying ports one by one, each air inlet and outlet assembly comprises a bag connecting pipe (7) communicated with the air conveying ports of the bus board (6) and an electromagnetic valve (8) arranged on the bag connecting pipe (7), an air bag joint is arranged at one end, away from the bus board (6), of the bag connecting pipe (7), and the air bag joint is located on the inner side of the drying oven (1);
and the air exhaust assembly comprises a vacuum pump (10) communicated with the air outlet of the bus board (6) and a vacuum pump electromagnetic valve (9) arranged between the bus board (6) and the vacuum pump (10).
2. The full-automatic air bag cleaning instrument according to claim 1, wherein a mass flow meter (4) and a pressure sensor (5) are arranged at the communication part of the nitrogen gas source (2) and the confluence plate (6).
3. The full-automatic air bag cleaning instrument according to claim 2, further comprising a touch screen and a controller, wherein the touch screen is in communication connection with the controller, the controller is respectively in control connection with the oven (1), the switch valve (3), the solenoid valve (8), the vacuum pump solenoid valve (9) and the vacuum pump (10), and the mass flow meter (4) and the pressure sensor (5) are in communication connection with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221409583.XU CN217342715U (en) | 2022-06-08 | 2022-06-08 | Full-automatic air bag cleaning instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221409583.XU CN217342715U (en) | 2022-06-08 | 2022-06-08 | Full-automatic air bag cleaning instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217342715U true CN217342715U (en) | 2022-09-02 |
Family
ID=83017695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221409583.XU Active CN217342715U (en) | 2022-06-08 | 2022-06-08 | Full-automatic air bag cleaning instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217342715U (en) |
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2022
- 2022-06-08 CN CN202221409583.XU patent/CN217342715U/en active Active
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