CN212513521U - Gas tightness detection device for chemical defense garment - Google Patents
Gas tightness detection device for chemical defense garment Download PDFInfo
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- CN212513521U CN212513521U CN202021622009.3U CN202021622009U CN212513521U CN 212513521 U CN212513521 U CN 212513521U CN 202021622009 U CN202021622009 U CN 202021622009U CN 212513521 U CN212513521 U CN 212513521U
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Abstract
The utility model provides a gas tightness detection device is prevented taking chemical defense, the load simulator comprises a case, quick-witted incasement fixation sets up control module, machine lateral wall is equipped with aerifys interface and pressure sampling interface, pressure sampling interface fixed connection pressure sampling pipe, pressure sampling pipe other end fixed connection pressure sampling joint chair, aerify interface fixed connection gas tube, the first crossover sub of gas tube other end fixed connection, the equal fixed connection second crossover sub of first crossover sub and pressure sampling joint chair, the second crossover sub includes first connecting portion and second connecting portion, first connecting portion diameter is unchangeable, second connecting portion diameter is the same with being surveyed protective clothing interface diameter. Through the design of the whole structure, the air tightness detection of chemical protective clothing of different types and specifications can be carried out; the air tightness detection of different chemical protective clothing can be realized only by replacing the second adapter without replacing the first adapter, the pressure sampling adapter seat, the inflation tube and the pressure sampling tube.
Description
Technical Field
The utility model relates to a chemical defense suit detects technical field, specifically is a gas tightness detection device of chemical defense suit.
Background
The chemical protective clothing is one of the most commonly used protective articles, and is mainly used for preventing toxic and harmful substances from invading human bodies, and the detection of the chemical protective clothing is of great importance because whether the sealing performance of the chemical protective clothing is qualified or not directly influences the body health of users and even influences the life safety of the users. At present, when the detector is used for detecting chemical protective clothing, most of the situations are that an exhaust membrane on the chemical protective clothing is taken down, the chemical protective clothing is inflated and pressure sampling is carried out through an exhaust valve for detection, the method is difficult to keep the sealing between an inflation connector and the pressure sampling connector and the exhaust valve, so that the detection accuracy is influenced, the exhaust valve of the chemical protective clothing cannot be sealed, the detection difficulty is caused, and the chemical protective clothing with different specifications can be detected by the detector more difficult because the interfaces of the exhaust valve of the chemical protective clothing with different specifications can be different.
SUMMERY OF THE UTILITY MODEL
To the problem pointed out in the background art, the utility model provides a gas tightness detection device is prevented taking precautions against chemical agents.
The technical scheme of the utility model is realized like this:
the utility model provides a gas tightness detection device is prevented taking advantage of, its characterized in that: the quick-witted case, quick-witted incasement fixation sets up control module, control module electric connection fan, inflation solenoid valve, gassing solenoid valve and pressure sensor, machine lateral wall be equipped with the inflation interface that inflation solenoid valve is connected and with the pressure sampling interface that pressure sensor is connected, pressure sampling interface fixed connection pressure sampling pipe, pressure sampling pipe other end fixed connection pressure sampling joint seat, inflation interface fixed connection gas tube, the first crossover sub of gas tube other end fixed connection, first crossover sub reaches the equal fixed connection second crossover sub of pressure sampling joint seat, second crossover sub includes first connecting portion and second connecting portion, first connecting portion diameter is unchangeable, second connecting portion diameter is the same with being surveyed protective clothing interface diameter.
The utility model discloses further set up to: the control module comprises a single chip microcomputer, a first relay, a second relay and a third relay, the first relay is electrically connected with the fan, the second relay is electrically connected with the inflation solenoid valve, and the third relay is electrically connected with the deflation solenoid valve.
The utility model discloses further set up to: the pressure sampling device is characterized in that a power supply and a fan circuit board are arranged in the case, a panel is arranged on the case, the panel is provided with a power switch and a display screen, and the inflation interface and the pressure sampling interface are arranged on the panel.
The utility model discloses further set up to: the second connecting portion are connected with the interface of the protective clothing to be tested, the first connecting portion are in threaded fit with the first conversion joint and the pressure sampling joint seat, at least one first sealing convex ring is arranged on the side edge of the second conversion joint, and second sealing convex rings matched with the first sealing convex rings are arranged on the side edges of the first conversion joint and the pressure sampling joint seat.
The utility model discloses further set up to: the inflation tube is including aerifing the rubber tube, aerify rubber tube one end fixed connection first joint core, other end fixed connection second joint core, the first nut of aerifing of first joint core fixed connection, first aerify the nut with aerify interface fixed connection, the nut is aerifyd to second joint core fixed connection second, the second aerify the nut with first conversion joint fixed connection.
The utility model discloses further set up to: aerify the rubber tube both ends all through the clamp that sets up with first joint core reaches second joint core fixed connection, aerify the interface with first aerify behind the nut screw-thread fit with first joint core butt cooperation, aerify the interface with be equipped with first sealing washer between the first joint core, first crossover sub with the second aerify behind the nut screw-thread fit with the second connects core butt cooperation, first crossover sub with the second connects and is equipped with the second sealing washer between the core.
The utility model discloses further set up to: the pressure sampling pipe comprises a pressure sampling rubber pipe, a first quick coupling of one end of the pressure sampling rubber pipe is fixedly connected with a second quick coupling of the other end of the pressure sampling rubber pipe, the second quick coupling is fixedly connected with a pressure sampling interface, a plug is fixedly connected with the first quick coupling, the plug is fixedly connected with a pressure sampling joint seat, and a third sealing ring is arranged between the plug and the first quick coupling.
The utility model discloses further set up to: the air discharge electromagnetic valve is fixedly connected with the air charging interface.
To sum up, the beneficial effects of the utility model are that: the utility model provides a gas tightness detection device for chemical protective clothing, which can detect the gas tightness of chemical protective clothing of different types and specifications through the design of the whole structure; the air tightness detection of different chemical protective clothing can be realized only by replacing the second adapter without replacing the first adapter, the pressure sampling adapter seat, the inflation tube and the pressure sampling tube.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a diagram of the distribution of components of the present invention;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a schematic structural view of the protective chemical suit to be tested in cooperation with the inflation tube of the present invention;
FIG. 5 is a schematic structural view of the middle pressure sampling tube of the present invention cooperating with the chemical protective clothing to be tested;
FIG. 6 is an embodiment of a second adapter of the present invention;
FIG. 7 is a further embodiment of a second adapter of the present invention;
fig. 8 is an enlarged view of the structure at a in the present invention.
Reference numerals: 1. a chassis; 2. a control module; 201. a single chip microcomputer; 202. a first relay; 203. a second relay; 204. a third relay; 3. a fan; 4. an inflation solenoid valve; 5. an air bleed solenoid valve; 6. a pressure sensor; 7. an inflation interface; 8. a pressure sampling interface; 9. a pressure sampling tube; 901. a pressure sampling rubber tube; 902. a first quick coupling; 903. a second quick coupling; 904. a plug; 10. a pressure sampling joint base; 11. an inflation tube; 1101. an inflation rubber tube; 1102. a first joint core; 1103. a second joint core; 1104. a first gas-filled nut; 1105. a second gas-filled nut; 1106. a clamping hoop; 12. a first crossover sub; 13. a second crossover sub; 1301. a first connection portion; 1302. a second connecting portion; 14. a power source; 15. a fan circuit board; 16. a panel; 17. a power switch; 18. a display screen; 19. a first sealing convex ring; 20. a second sealing convex ring; 21. the protective clothing is tested.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention is described below with reference to fig. 1-8:
a chemical protective clothing air tightness detection device comprises a case 1, wherein a control module 2 is fixedly arranged in the case 1, the control module 2 is electrically connected with a fan 3, an inflation electromagnetic valve 4, an air release electromagnetic valve 5 and a pressure sensor 6, the control module 2 comprises a single chip microcomputer 201, a first relay 202, a second relay 203 and a third relay 204, the first relay 202 is electrically connected with the fan 3, the second relay 203 is electrically connected with the inflation electromagnetic valve 4, and the third relay 204 is electrically connected with the air release electromagnetic valve 5; the first relay 202 is used for controlling the opening and closing of the fan 3, the second relay 203 is used for controlling the opening and closing of the inflation solenoid valve 4, and the third relay 204 is used for controlling the opening and closing of the deflation solenoid valve 5. Furthermore, a power supply 14 and a fan circuit board 15 are arranged in the case 1, a panel 16 is arranged on the case 1, and the panel 16 is provided with a power supply switch 17 and a display screen 18.
As a preferable structure, the side wall of the case 1 is provided with an inflation interface 7 connected with the inflation electromagnetic valve 4 and a pressure sampling interface 8 connected with the pressure sensor 6, the inflation interface 7 and the pressure sampling interface 8 are both arranged on the panel 16, and the deflation electromagnetic valve 5 is fixedly connected with the inflation interface 7.
The inflation connector 7 is fixedly connected with an inflation tube 11, and the other end of the inflation tube 11 is fixedly connected with a first conversion connector 12. Specifically, the inflation tube 11 includes an inflation hose 1101, one end of the inflation hose 1101 is fixedly connected to a first joint core 1102, the other end of the inflation hose 1101 is fixedly connected to a second joint core 1103, the first joint core 1102 is fixedly connected to a first inflation nut 1104, the first inflation nut 1104 is fixedly connected to the inflation port 7, the second joint core 1103 is fixedly connected to a second inflation nut 1105, and the second inflation nut 1105 is fixedly connected to the first conversion joint 12. The two ends of the inflation rubber tube 1101 are fixedly connected with the first joint core 1102 and the second joint core 1103 through the arranged clamp 1106, the inflation interface 7 is in butt joint with the first joint core 1102 after being in threaded fit with the first inflation nut 1104, a first sealing ring is arranged between the inflation interface 7 and the first joint core 1102, the first conversion joint 12 is in butt joint with the second joint core 1103 after being in threaded fit with the second inflation nut 1105, and a second sealing ring is arranged between the first conversion joint 12 and the second joint core 1103.
The pressure sampling interface 8 is fixedly connected with a pressure sampling pipe 9, and the other end of the pressure sampling pipe 9 is fixedly connected with a pressure sampling joint seat 10. Specifically, pressure sampling pipe 9 includes pressure sampling rubber tube 901, and pressure sampling rubber tube 901 one end fixed connection first quick-operation joint 902, other end fixed connection second quick-operation joint 903, second quick-operation joint 903 and pressure sampling interface 8 fixed connection, first quick-operation joint 902 fixed connection plug 904, plug 904 and pressure sampling adapter seat 10 fixed connection are equipped with the third sealing washer between plug 904 and the first quick-operation joint 902.
In order to detect chemical defense suits of different specifications, the joint calibers of the chemical defense suits are different, so that the auxiliary connection is carried out by replacing different conversion joints. Specifically, the first adapter 12 and the pressure sampling adapter 10 are both fixedly connected to the second adapter 13, the second adapter 13 includes a first connection portion 1301 and a second connection portion 1302, the diameter of the first connection portion 1301 is unchanged, and the diameter of the second connection portion 1302 is the same as the diameter of the interface of the protective suit 21 to be measured. The second adapter 13 penetrates through the chemical protective clothing to be tested, so that the second connecting part 1302 is connected with the interface of the chemical protective clothing 21 to be tested, and the first connecting part 1301 is in threaded fit with the first adapter 12 and the pressure sampling adapter 10.
In order to ensure the air tightness of the chemical protective clothing, at least one first sealing convex ring 19 is arranged on the side edge of the second conversion joint 13, and a second sealing convex ring 20 matched with the first sealing convex ring 19 is arranged on the side edges of the first conversion joint 12 and the pressure sampling joint seat 10, namely the first sealing convex ring 19 and the second sealing convex ring 20 clamp the chemical protective clothing to be tested.
The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a gas tightness detection device is prevented taking advantage of, its characterized in that: the pressure sampling device comprises a case (1), a control module (2) is fixedly arranged in the case (1), the control module (2) is electrically connected with a fan (3), an inflation electromagnetic valve (4), a deflation electromagnetic valve (5) and a pressure sensor (6), the side wall of the case (1) is provided with an inflation interface (7) connected with the inflation electromagnetic valve (4) and a pressure sampling interface (8) connected with the pressure sensor (6), the pressure sampling interface (8) is fixedly connected with a pressure sampling pipe (9), the other end of the pressure sampling pipe (9) is fixedly connected with a pressure sampling joint seat (10), the inflation interface (7) is fixedly connected with an inflation pipe (11), the other end of the inflation pipe (11) is fixedly connected with a first conversion joint (12), the first conversion joint (12) and the pressure sampling joint seat (10) are both fixedly connected with a second conversion joint (13), the second adapter joint (13) comprises a first connecting part (1301) and a second connecting part (1302), the diameter of the first connecting part (1301) is unchanged, and the diameter of the second connecting part (1302) is the same as the diameter of the interface of the protective suit (21) to be measured.
2. The chemical defense air-tightness detecting apparatus according to claim 1, wherein: the control module (2) comprises a single chip microcomputer (201), a first relay (202), a second relay (203) and a third relay (204), the first relay (202) is electrically connected with the fan (3), the second relay (203) is electrically connected with the inflation solenoid valve (4), and the third relay (204) is electrically connected with the deflation solenoid valve (5).
3. The chemical defense air-tightness detecting apparatus according to claim 2, wherein: be equipped with power (14) and fan circuit board (15) in quick-witted case (1), be equipped with panel (16) on quick-witted case (1), panel (16) are equipped with switch (17) and display screen (18), aerify interface (7) with pressure sampling interface (8) all set up on panel (16).
4. The chemical defense air-tightness detecting apparatus according to claim 1, wherein: the second connecting portion (1302) is connected with an interface of a protective suit (21) to be tested, the first connecting portion (1301) is in threaded fit with the first conversion joint (12) and the pressure sampling joint seat (10), at least one first sealing convex ring (19) is arranged on the side edge of the second conversion joint (13), and second sealing convex rings (20) matched with the first sealing convex rings (19) are arranged on the side edges of the first conversion joint (12) and the pressure sampling joint seat (10).
5. The chemical defense air-tightness detecting apparatus according to claim 1, wherein: the inflation tube (11) comprises an inflation rubber tube (1101), one end of the inflation rubber tube (1101) is fixedly connected with a first joint core (1102), the other end of the inflation rubber tube is fixedly connected with a second joint core (1103), the first joint core (1102) is fixedly connected with a first inflation nut (1104), the first inflation nut (1104) is fixedly connected with the inflation interface (7), the second joint core (1103) is fixedly connected with a second inflation nut (1105), and the second inflation nut (1105) is fixedly connected with the first conversion joint (12).
6. The chemical defense air-tightness detecting device according to claim 5, wherein: the two ends of the inflation rubber pipe (1101) are fixedly connected with the first joint core (1102) and the second joint core (1103) through the arranged clamp (1106), the inflation interface (7) is in threaded fit with the first inflation nut (1104) and then in butt fit with the first joint core (1102), a first sealing ring is arranged between the inflation interface (7) and the first joint core (1102), the first conversion joint (12) is in butt fit with the second joint core (1103) after being in threaded fit with the second inflation nut (1105), and a second sealing ring is arranged between the first conversion joint (12) and the second joint core (1103).
7. The chemical defense air-tightness detecting apparatus according to claim 1, wherein: pressure sampling pipe (9) are including pressure sampling rubber tube (901), first quick-operation joint (902) of pressure sampling rubber tube (901) one end fixed connection, other end fixed connection second quick-operation joint (903), second quick-operation joint (903) with pressure sampling interface (8) fixed connection, first quick-operation joint (902) fixed connection plug (904), plug (904) with pressure sampling adapter socket (10) fixed connection, plug (904) with be equipped with the third sealing washer between first quick-operation joint (902).
8. The chemical defense air-tightness detecting apparatus according to claim 1, wherein: the air discharge electromagnetic valve (5) is fixedly connected with the air charging connector (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021622009.3U CN212513521U (en) | 2020-08-06 | 2020-08-06 | Gas tightness detection device for chemical defense garment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021622009.3U CN212513521U (en) | 2020-08-06 | 2020-08-06 | Gas tightness detection device for chemical defense garment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212513521U true CN212513521U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021622009.3U Active CN212513521U (en) | 2020-08-06 | 2020-08-06 | Gas tightness detection device for chemical defense garment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212513521U (en) |
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2020
- 2020-08-06 CN CN202021622009.3U patent/CN212513521U/en active Active
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