CN217542291U - Portable air tightness detection device for protective clothing - Google Patents
Portable air tightness detection device for protective clothing Download PDFInfo
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- CN217542291U CN217542291U CN202220779127.8U CN202220779127U CN217542291U CN 217542291 U CN217542291 U CN 217542291U CN 202220779127 U CN202220779127 U CN 202220779127U CN 217542291 U CN217542291 U CN 217542291U
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Abstract
The utility model relates to the field of protective article detection, in particular to a portable air tightness detection device for protective clothing; comprises a waterproof flame-retardant outer box, an inflator pump, a power converter, a plurality of protective clothing exhaust valve joints and plugs, an exhaust valve joint and plug storage box, a barometer, a timer and an air supply pipe; the power converter provides power for the inflator pump, and converts a 220v power supply into 12v power supply; the exhaust valve connector is connected with the inflator pump through an air supply pipe, a barometer is arranged on the air supply pipe, the exhaust valve connector is used for being connected with an exhaust valve port of the protective clothing, and the plug is used for plugging the rest exhaust valves of the protective clothing; the portable air tightness detection device developed by the utility model does not need to use an external air source and can be freely carried; the protective clothing exhaust valve connector comprises a plurality of protective clothing exhaust valve connectors and plugs with different sizes and specifications, can meet the use requirements of various protective clothing, can be used indoors and outdoors, and solves the problem of single use scene.
Description
Technical Field
The utility model relates to a protection article detection area, concretely relates to portable airtight detection device for protective clothing.
Background
The airtight protective clothing completely isolates the human body from the external environment, is provided with an independent air source, is provided with more than 2 exhaust valves, keeps the positive pressure of the internal environment and prevents the reverse flow of the external air. Therefore, there is a strict requirement for the airtightness of the protective clothing. At present, the types and the models of domestic airtight chemical protective clothing are multiple, and in order to ensure the life safety of a user, the airtight chemical protective clothing needs to be subjected to an airtightness detection test before use and can be used only on the premise of meeting the requirements. Most of the existing protective clothing air tightness detection devices need air sources, cannot be portable, are single in function, are designed for protective clothing of a single model, need to be connected with a 220v power supply, and cannot meet outdoor use requirements. Therefore, the development of a portable air tightness detection device for various protective clothing in multiple scenes has become a problem to be solved urgently. The portable airtight detection device of protective clothing can solve above problem, provides better guarantee for user's life safety.
Disclosure of Invention
The utility model discloses a solve present protective clothing gas tightness detection device and need the air supply mostly, can not be portable to the function singleness, many needles design the protective clothing of single model, need connect the 220v power, can not satisfy outdoor user demand's teachers and masters problem, provide a portable gas tightness detection device for protective clothing.
For solving the technical problem, the utility model discloses the technical scheme who adopts does: a portable air tightness detection device for protective clothing comprises a waterproof flame-retardant outer packing box, an inflator pump, a power converter, a plurality of protective clothing exhaust valve connectors and plugs, an exhaust valve connector and plug storage box, a barometer, a timer and an air supply pipe; the power converter provides power for the inflator pump, and converts a 220v power supply into 12v power supply; the exhaust valve connector is connected with the inflator pump through an air supply pipe, a barometer is arranged on the air supply pipe, the exhaust valve connector is used for being connected with an exhaust valve port of the protective clothing, and the plug is used for plugging the rest exhaust valves of the protective clothing.
Before the protective clothing is used, the exhaust valve connectors and the plugs of various protective clothing are contained in the exhaust valve connector and plug containing boxes, and the exhaust valve connector and plug containing boxes, the inflator pump, the power converter, the barometer, the timer and the air supply pipe are all contained in the waterproof flame-retardant outer packing box, so that the safety of electronic devices in the box is guaranteed.
When the protective clothing air pressure gauge is used, the air exhaust valve connector with the proper size and specification is selected, the air exhaust valve connector, the air pressure gauge and the inflator pump are sequentially connected through the air supply pipe, one air exhaust valve of the protective clothing to be tested is opened, the selected air exhaust valve connector is connected with the air exhaust valve of the protective clothing, after the rest air exhaust valves on the protective clothing are plugged by the plugs, the power converter is used as the power supply of the inflator pump, the inflator pump is opened and inflated to the air pressure required by the standard, the inflator pump is turned off and timed, the descending amount of the air pressure gauge is observed according to the used standard, and when the descending amount does not exceed the specified air pressure, the protective clothing can be judged to be qualified.
Compared with the prior art the utility model discloses following beneficial effect has:
the portable air tightness detection device developed by the utility model does not need to use an external air source and can be freely carried; the protective clothing air-tight detection device comprises a plurality of protective clothing exhaust valve connectors and plugs with different sizes and specifications, can meet the use requirements of a plurality of different protective clothing, and solves the problem that the protective clothing air-tight detection device can only detect the protective clothing with a single model; the air tightness detection device comprises a vehicle-mounted power interface and a 220 v-to-12 v vehicle-mounted power converter, can be connected with two power supplies indoors and outdoors, can be used indoors and outdoors, and solves the problem of single use scene.
Drawings
Fig. 1 is a schematic structural view of the air tightness detecting device of the present invention.
Fig. 2 is a schematic view of the airtightness detection apparatus in operation.
The figures are labeled as follows:
1-waterproof flame-retardant outer packing box, 2-inflator pump, 3-power converter, 4-exhaust valve connector and plug storage box, 5-barometer, 6-timer, 7-air supply pipe and 8-exhaust valve connector.
Detailed Description
The present invention will be further described with reference to the following specific examples.
Examples
A portable air tightness detection device for protective clothing comprises a waterproof flame-retardant outer box 1, an inflator pump 2, a power converter 3, a plurality of protective clothing exhaust valve connectors and plugs, an exhaust valve connector and plug storage box 4, a barometer 5, a timer 6 and an air supply pipe 7; the power converter 3 provides power for the inflator 2, and converts a 220v power supply into 12v power supply; the exhaust valve connector is connected with the inflator pump 2 through an air supply pipe 7, a barometer 5 is arranged on the air supply pipe 7, the exhaust valve connector is used for being connected with an exhaust valve port of the protective clothing, and the plug is used for plugging the rest exhaust valves of the protective clothing.
Furthermore, the external dimension of the waterproof flame-retardant outer box 1 is less than 450 × 400 × 300mm, and the waterproof flame-retardant ABS material is adopted to ensure the safety of the electronic devices in the box.
Furthermore, the inflator pump 2 adopts a 12v high-power inflator pump with a vehicle-mounted power supply interface, the inflation flow is more than 60L/min, certain inflation efficiency is ensured, and the inflator pump can be connected with a vehicle-mounted power supply outdoors for use.
The power converter 3 can convert a 220v power supply into a 12v power supply, and can convert the 220v power supply into an inflator pump to provide a power supply indoors, so that the use requirements of multiple scenes are met.
The range of the barometer 5 is +/-3.00 KPa, the digital display is realized, and the reading is simple.
Further, the exhaust valve joints of the various protective clothing are respectively a M32 x 1.5 threaded joint, a M24 x 1.5 threaded joint, a M16 x 1.5 threaded joint, a 6 hole/8 hole air valve screw joint and a universal tip joint, and the exhaust valve joints of the various protective clothing are respectively a M32 x 1.5 threaded air valve cover, a M24 x 1.5 air valve cover and a M16 x 1.5 air valve cover.
Furthermore, one end of the exhaust valve joint is provided with a male joint, the air supply pipe 7 connected with the male joint is provided with a female joint, and the male joint and the female joint are matched and connected with each other, so that the exhaust valve joint can be connected with not only protective clothing but also the air supply pipe 6, and the joint is provided with a rubber gasket to ensure the air tightness of the joint; the plug is used for plugging other exhaust valves of the protective clothing to be detected to seal the exhaust valves and eliminate interference of the exhaust valves on airtightness detection.
The air pipe 7 is a PU air pipe with the length of 3m, one end of the air pipe can be connected with the inflator pump 2, and the other end is provided with a female joint. The timer 6 is a digital display timer.
Before the protective clothing is used, the exhaust valve connectors and the plugs of various protective clothing are contained in the exhaust valve connector and plug containing boxes 4, and the exhaust valve connectors and the plug containing boxes 4, the inflating pump 2, the power converter 3, the barometer 5, the timer 6 and the air supply pipe 7 are contained in the waterproof flame-retardant outer packing box 1, so that the safety of electronic devices in the box is guaranteed.
When in use, as shown in figure 2, the protective clothing is a civil airtight protective clothing, the protective clothing should meet the overall airtightness regulation of GB 245739-2009 protective clothing chemical protective clothing general technical requirement standard, the airtightness of the protective clothing is tested, and when the test is finished, the pressure in the protective clothing should be not lower than 80% of the test pressure. The protective clothing is provided with three exhaust valves, the exhaust valve connector of the protective clothing with proper size and specification is selected, one exhaust valve of the protective clothing is opened, the selected connector is used for connecting the exhaust valve of the protective clothing to be tested with the air supply pipe 7 and then with the barometer 5, the other end of the barometer 5 is connected with the inflator pump 2 through the air supply pipe 7, after the rest exhaust valve ports of the protective clothing to be tested are plugged by plugs, the inflator pump 2 is opened and inflated to be more than 1.29kpa, and the chemical protective clothing is ensured to be fully unfolded. And (3) turning off the inflator pump 2, releasing pressure until the test pressure A starts timing, recording the pressure B after 4min, calculating the difference value between the pressure A and the pressure B, wherein B-A is the pressure drop value, and the pressure drop value is less than 20% of A, namely the protective clothing is judged to be qualified.
Claims (5)
1. A portable air tightness detection device for protective clothing is characterized by comprising a waterproof flame-retardant outer packing box (1), an inflator pump (2), a power converter (3), a plurality of protective clothing exhaust valve joints and plugs, an exhaust valve joint and plug storage box (4), a barometer (5), a timer (6) and an air supply pipe (7); the power converter (3) provides power for the inflator pump (2), and converts a 220v power supply into 12v power supply; the exhaust valve connector is connected with the inflator pump (2) through an air supply pipe (7), a barometer (5) is arranged on the air supply pipe (7), the exhaust valve connector is used for being connected with an exhaust valve port of the protective clothing, and the plug is used for plugging the rest exhaust valves of the protective clothing.
2. The portable airtight detection device for protective clothing according to claim 1, wherein said waterproof and flame-retardant outer case (1) has an external dimension less than 450 x 400 x 300mm and is made of ABS waterproof and flame-retardant material.
3. The portable air tightness detection device for the protective clothing according to claim 1, wherein the inflator pump (2) adopts a 12v high-power inflator pump with a vehicle-mounted power supply interface, and the inflation flow is more than 60L/min.
4. The portable air-tightness detecting device for protective clothing according to claim 1, wherein the exhaust valve plugs of the protective clothing are respectively a M32 x 1.5 threaded plug, a M24 x 1.5 threaded plug, a M16 x 1.5 threaded plug, a 6/8-hole air valve threaded plug and a universal tip connector, and the exhaust valve plugs of the protective clothing are respectively a M32 x 1.5 threaded air valve cap, a M24 x 1.5 air valve cap and a M16 x 1.5 air valve cap.
5. A portable air-tightness detecting device for protective clothing according to claim 1, characterized in that a male connector is provided at one end of the exhaust valve connector, and a female connector is provided on the air supply pipe (7) connected thereto, and they are coupled to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220779127.8U CN217542291U (en) | 2022-04-06 | 2022-04-06 | Portable air tightness detection device for protective clothing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220779127.8U CN217542291U (en) | 2022-04-06 | 2022-04-06 | Portable air tightness detection device for protective clothing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217542291U true CN217542291U (en) | 2022-10-04 |
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ID=83429736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220779127.8U Active CN217542291U (en) | 2022-04-06 | 2022-04-06 | Portable air tightness detection device for protective clothing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217542291U (en) |
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2022
- 2022-04-06 CN CN202220779127.8U patent/CN217542291U/en active Active
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