CN213516216U - Fire control respirator valve gas tightness check out test set - Google Patents
Fire control respirator valve gas tightness check out test set Download PDFInfo
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- CN213516216U CN213516216U CN202021744943.2U CN202021744943U CN213516216U CN 213516216 U CN213516216 U CN 213516216U CN 202021744943 U CN202021744943 U CN 202021744943U CN 213516216 U CN213516216 U CN 213516216U
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Abstract
The application relates to a fire-fighting respirator valve airtightness detection device, which comprises a detection box which is hollow inside and can be used for adding water and draining water inwards; a detection mechanism for detecting the air tightness of the fire-fighting respirator valve is arranged in the detection box; the detection mechanism comprises a gas pipe which penetrates through the side wall of the detection box and is used for ventilating, a gas inlet pipe detection assembly which is connected with the gas pipe and is used for detecting the gas tightness of the gas inlet pipe, a gas outlet pipe detection assembly which is connected with the gas pipe and is used for detecting the gas tightness of the gas outlet pipe, and a valve body detection assembly which is arranged in the detection box and is matched with the gas inlet pipe detection assembly to detect the valve body. This application has the effect of being convenient for detect valve body, income trachea and outlet duct respectively.
Description
Technical Field
The application relates to the field of valve quality detection, in particular to fire-fighting respirator valve airtightness detection equipment.
Background
The fire-fighting respirator is a self-contained open type air respirator, and is widely applied to fire rescue, so that a fireman or rescue personnel can safely and effectively carry out rescue and relief work in an oxygen-deficient environment; the air tightness of the valve of the fire-fighting respirator directly influences the quality of the fire-fighting respirator, when the air tightness of the valve of the fire-fighting respirator is poor, the gas in the storage process of the fire-fighting respirator is easy to leak, and the air tightness detection of the valve of the fire-fighting respirator is particularly important; referring to fig. 1, the valve of the fire-fighting respirator comprises a valve body, a valve body switch for controlling the valve body to be closed or opened, and an air inlet pipe and an air outlet pipe which are communicated with the valve body.
The existing Chinese patent publication No. CN202814670U discloses a valve airtightness detection device, which comprises a pneumatic pump, a gas storage tank, a bracket and a detection gas cavity; the pneumatic pump is connected with a gas storage tank through a gas pipe, the other end of the gas storage tank is connected with a detection gas cavity through a gas pipe, a first one-way valve is arranged between the gas storage tank and the detection gas cavity, and a pressure gauge is hermetically connected above the gas storage tank; a detection platform is arranged above the detection air cavity, and a second one-way valve is also arranged at the rear end of the detection air cavity; the detection platform is provided with a positioning hole, the central part of the detection platform is provided with a detection port, and the detection port is communicated with the detection air cavity.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the airtightness of the whole valve can only be detected, and the specific part with poor airtightness is inconvenient to position.
SUMMERY OF THE UTILITY MODEL
In order to facilitate detecting valve body, income trachea and outlet duct respectively, this application provides a fire control respirator valve gas tightness check out test set.
The application provides a pair of fire control respirator valve gas tightness check out test set adopts following technical scheme:
the utility model provides a fire control respirator valve gas tightness check out test set which characterized in that: comprises a hollow detection box which can be filled with water and drained; a detection mechanism for detecting the air tightness of the fire-fighting respirator valve is arranged in the detection box; the detection mechanism comprises a gas pipe which penetrates through the side wall of the detection box and is used for ventilating, a gas inlet pipe detection assembly which is connected with the gas pipe and is used for detecting the gas tightness of the gas inlet pipe, a gas outlet pipe detection assembly which is connected with the gas pipe and is used for detecting the gas tightness of the gas outlet pipe, and a valve body detection assembly which is arranged in the detection box and is matched with the gas inlet pipe detection assembly to detect the valve body.
Through adopting above-mentioned technical scheme, to leading to water in the detection case, carry out the gas tightness respectively and detect trachea, outlet duct, valve body, be convenient for fix a position the part that the poor fire control respirator valve of gas tightness goes wrong, the maintenance of the fire control respirator valve of being convenient for.
Preferably, the gas transmission pipe is fixedly and hermetically connected with a three-way valve; the air outlet pipe detection assembly comprises a first air transmission pipe fixedly and hermetically connected with one of the air outlets of the three-way valve, and an installation connecting seat fixedly and hermetically connected with the first air transmission pipe and hermetically communicated with the air outlet pipe when the air tightness is detected.
Through adopting above-mentioned technical scheme, the switch that rotates the three-way valve makes the export of connecting first trachea be the open mode, rotates valve body switch and makes the valve body switch be the closure state, puts into the aquatic with fire control respirator valve, and the gas that is carried by the gas-supply pipe gets into the outlet duct via first trachea, observes the detection incasement and has or not the bubble, if has the bubble then explains the outlet duct gas tightness poor, if does not have the bubble then explains the gas tightness good.
Preferably, the air outlet pipe detection assembly comprises a second air transmission pipe communicated with the side wall of the air transmission pipe, a dust removal gun fixedly and hermetically connected with the second air transmission pipe, and an air guide pipe communicated with the dust removal gun.
Through adopting above-mentioned technical scheme, with air duct and the sealed intercommunication of outlet duct, rotate valve body switch and make the valve body switch be the closure state, put into aquatic with fire control respirator valve, press the dust removal rifle, observe and detect the incasement and have or not the bubble, if have the bubble then explain the outlet duct gas tightness poor, if do not have the bubble then explain the gas tightness good.
Preferably, a fixing plate is arranged in the detection box; the gas inlet pipe detection assembly comprises a telescopic gas supply pipe which is in sealed communication with the other gas outlet of the three-way valve and a straight pipe which is in sealed communication with the gas supply pipe and is in sealed communication with the gas inlet pipe during detection; the straight pipe is fixedly connected to one end face of the fixing plate in the thickness direction.
Through adopting above-mentioned technical scheme, when needing to carry out the gas tightness to going into the trachea and detecting, the switch of rotating the three-way valve makes the export of connecting the blast pipe be the open mode, with the sealed intercommunication of the income trachea and the straight tube of fire control respirator valve, rotate valve body switch and make the valve body be the closed condition, arrange the straight tube in the aquatic of detection case with going into the trachea, the gas that is carried by the gas-supply pipe gets into the oral siphon via the blast pipe, through observing that there is not bubble in the detection case can inspect the gas tightness of the oral siphon portion.
Preferably, a connecting rod is arranged between two side walls of the detection box; two ends of the connecting rod are respectively and rotatably connected to two side walls of the detection box; the fixed plate is fixedly connected to the connecting rod; the connecting rod is connected with a rotating part which drives the fixing plate to rotate around the center of the connecting rod in the axial direction.
Through adopting above-mentioned technical scheme, the fixed plate can rotate around connecting rod center axial, rotates when being the level when the fixed plate, and the straight tube of being convenient for is connected with the admission pipe.
Preferably, the rotating part comprises a rotating rod fixedly connected with the connecting rod, an installation block hinged with the other end of the rotating rod, and an air cylinder fixedly connected with the installation block; the cylinder is hinged to the side wall of the detection box.
Through adopting above-mentioned technical scheme, when the cylinder rotates, drive the installation piece and rotate, and then drive dwang, connecting rod, fixed plate and rotate, when barrier plate and shielding plate looks butt, the fixed plate rotates to being the level setting.
Preferably, the air supply pipe is communicated with an air supply branch pipe; the air inlet pipe detection assemblies are provided with a plurality of groups; the air supply branch pipe is communicated with the straight pipe in a sealing way.
Through adopting above-mentioned technical scheme, can carry out the gas tightness to a plurality of admission pipes simultaneously and detect, improve work efficiency.
Preferably, the valve body detection assembly comprises an elastic part fixed on the side wall of the detection box, and a connecting sealing cover fixedly connected with the elastic part and fixedly and hermetically connected with the air outlet pipe when the air tightness of the air outlet pipe is detected.
By adopting the technical scheme, when the air tightness of the valve body needs to be detected, the air inlet pipe is communicated with the straight pipe in a sealing way, the valve body is opened by rotating the valve body switch, and the connecting sealing cover is connected with the air outlet pipe in a sealing way; the valve of the fire-fighting respirator is placed in water, and the air tightness of the valve body can be checked by observing whether bubbles exist in the detection box.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the air outlet pipe, the air inlet pipe and the valve body are respectively detected, so that the part with poor air tightness and having problems on the valve of the fire-fighting respirator can be conveniently positioned;
2. can carry out the gas tightness to a plurality of air pipes simultaneously and detect, improve work efficiency.
Drawings
Fig. 1 is a schematic structural view of a valve of a fire fighting respirator of the related art.
Fig. 2 is a schematic structural diagram of a fire fighting respirator valve airtightness detection device according to embodiment 1 of the present application.
Fig. 3 is a schematic structural diagram of the air outlet pipe for detecting air tightness in embodiment 1 of the present application.
Fig. 4 is a schematic structural view of the device for detecting airtightness of the inlet tube in example 1 of the present application.
Fig. 5 is a schematic structural view of valve body airtightness detection in embodiment 1 of the present application.
FIG. 6 is a schematic structural diagram of a fire fighting respirator valve airtightness detection device according to embodiment 2 of the present application.
Description of reference numerals: 1. a detection box; 2. a detection mechanism; 3. a gas delivery pipe; 4. an inlet tube detection assembly; 5. a valve body detection assembly; 6. an outlet pipe detection assembly; 7. a connecting rod; 8. a fixing plate; 9. mounting a connecting seat; 12. a straight pipe; 13. a rotating member; 14. a three-way valve; 15. mounting blocks; 16. a cylinder; 18. An air supply branch pipe; 19. an elastic member; 20. connecting the sealing cover; 21. a water outlet valve; 22. a water inlet pipe; 23. a water outlet pipe; 24. a blocking plate; 25. an air outlet pipe; 26. entering an air pipe; 27. an air supply pipe; 28. rotating the rod; 29. a valve body; 30. a first gas transfer pipe; 31. a two-way valve; 32. a dust removal gun; 33. an air duct; 34. a valve body switch; 35. a shielding box; 36. a shielding plate; 37. a double-ended valve; 38. a dust removal gun; 39. an air duct; 40. a second gas transfer pipe.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
Referring to fig. 1, a fire-fighting respirator valve comprises a hollow valve body 29, wherein two side walls of the valve body 29 are respectively communicated with a coaxial air inlet pipe 26 and an air outlet pipe 25; the top of the valve body 29 is provided with a valve body switch 34 for controlling the opening and closing of the valve body 29.
The embodiment of the application discloses fire control respirator valve gas tightness check out test set.
Example 1
Referring to fig. 2, the fire-fighting respirator valve airtightness detection device comprises a detection box 1 which is hollow inside and is provided with an opening at the top, wherein a shielding box 35 is fixedly connected to one end of the top of the detection box 1, and the shielding box 35 is hinged with a shielding plate 36 capable of closing the opening of the detection box 1; the side wall of the detection box 1 is connected with a water inlet pipe 22 and a water outlet pipe 23, and the water inlet pipe 22 and the water outlet pipe 23 are communicated with the interior of the detection box 1; a detection mechanism 2 for detecting the air tightness of the fire-fighting respirator valve is arranged in the detection box 1; the detection mechanism 2 comprises a gas pipe 3 penetrating through the side wall of the detection box 1 and used for ventilation, a gas inlet pipe detection assembly 4 connected with the gas pipe 3 and used for performing gas tightness detection on a gas inlet pipe 26, a gas outlet pipe detection assembly 6 connected with the gas pipe 3 and used for performing gas tightness detection on a gas outlet pipe 25, and a valve body detection assembly 5 arranged in the detection box 1 and matched with the gas inlet pipe detection assembly 4 and used for detecting a valve body 29; water is introduced into the detection box 1, the valve of the fire-fighting respirator is connected with the air inlet pipe detection component 4 and is placed into the water, air is delivered to the air delivery pipe 3, and the air tightness of the air inlet pipe 26 is detected; connecting the valve of the fire-fighting respirator with the valve body detection component 5 and placing the valve in water, and conveying gas to the gas conveying pipe 3 to detect the gas tightness of the valve body 29; connecting the valve of the fire-fighting respirator with the air outlet pipe detection component 6 and placing the valve into water, conveying air to the air conveying pipe 3, and detecting the air tightness of the air outlet pipe 25; the parts which are poor in air tightness and have problems in the fire-fighting respirator valve are convenient to position, and the fire-fighting respirator valve is convenient to overhaul.
Referring to fig. 3, one end of the gas pipe 3, which is located in the detection box 1, is hermetically communicated with a three-way valve 14, an inlet of the three-way valve 14 is connected to the gas pipe 3, and a gas source of the gas pipe 3 is an external gas pump; the outlet pipe detection assembly 6 comprises a first air transmission pipe 30 which is in sealed communication with one outlet of the three-way valve 14, and the first air transmission pipe 30 has certain elasticity and is telescopic and can be made of a corrugated hose; the lateral wall of first trachea 30 is provided with a plurality of erection joint seats 9 that are used for connecting outlet duct 25, need carry out gas tightness to outlet duct 25 and detect time measuring, with erection joint seat 9 and the sealed intercommunication of outlet duct 25, the switch that rotates three-way valve 14 makes the export of connecting first trachea 30 be the open mode, it makes valve body switch 34 be the closed state to rotate valve body switch 34, put into aquatic with fire control respirator valve, the gas of being carried by gas-supply pipe 3 gets into outlet duct 25 via first trachea 30, it has or not the bubble to observe in the detection case 1, if there is the bubble then explain outlet duct 25 gas tightness poor, if there is not the bubble then explain the gas tightness good.
Referring to fig. 4, a connecting rod 7 is arranged between two side walls of the detection box 1, and two ends of the connecting rod 7 are respectively and rotatably connected to the two side walls of the detection box 1; the side wall of the connecting rod 7 is fixedly connected with a fixing plate 8; the air inlet pipe detection assembly 4 comprises an air supply pipe 27 connected with the other outlet of the three-way valve 14, the air supply pipe 27 and the first air transmission pipe 30 are made of the same material, and the air supply pipe 27 is communicated with four air supply branch pipes 18; when the air tightness of the straight pipe 12 at one end of the air inlet pipe 26 and the air supply branch pipe 18 far away from the air supply pipe 27 is required to be detected, the switch of the three-way valve 14 is rotated to enable the outlet connected with the air supply pipe 27 to be in an open state, the air inlet pipe 26 of the valve of the fire-fighting respirator is communicated with the straight pipe 12 in a sealing mode, the valve body switch 34 is rotated to enable the valve body 29 to be in a closed state, the straight pipe 12 and the air inlet pipe 26 are placed in the water in the detection box 1, the gas conveyed by the air supply pipe 3 enters the water inlet pipe 26 through the air supply pipe 27, and the air tightness of the air inlet pipe 26 can.
The connecting rod 7 is connected with a rotating part 13 which drives the fixing plate 8 to rotate around the center of the connecting rod 7 in the axial direction, the rotating part 13 comprises a rotating rod 28 fixedly connected with one end part of the connecting rod 7, the other end of the rotating rod 28 is hinged with an installation block 15, the installation block 15 is fixedly connected with an air cylinder 16, and the air cylinder 16 is hinged to the side wall of the detection box 1; the power source of the air cylinder 16 is an external air pump; the top of the fixed plate 8 is fixedly connected with a stop plate 24 for preventing the straight pipe 12 from colliding with the detection box 1 in the rotation process of the fixed plate 8; when the cylinder 16 rotates, the mounting block 15 is driven to rotate, and further the rotating rod 28, the connecting rod 7 and the fixing plate 8 are driven to rotate, when the baffle plate 24 abuts against the baffle plate 36, the fixing plate 8 rotates to be horizontally arranged, so that the air inlet pipe 26 is conveniently connected with the straight pipe 12; air inlet pipe 26 is connected with straight tube 12 and then makes cylinder 16 reverse, and cylinder 16 drives fixed block, dwang 28, connecting rod 7 and fixed plate 8 reverse, rotates the fire control respirator valve to the aquatic in detection case 1.
Referring to fig. 5, the valve body detection assembly 5 comprises an elastic member 19 fixedly connected with the side wall of the detection box 1, the elastic member 19 is a plastic spring, and the other end of the elastic member 19 is fixedly connected with a connecting sealing cover 20; when the valve body 29 needs to be subjected to air tightness detection, the air inlet pipe 26 is connected with the straight pipe 12 in a sealing manner, the valve body switch 34 is rotated to enable the valve body 29 to be in an open state, and the connecting sealing cover 20 is connected with the air outlet pipe 25 in a sealing manner; the valve of the fire-fighting respirator is put into water, and the air tightness of the valve body 29 can be checked by observing whether air bubbles exist in the detection box 1.
The implementation principle of the embodiment 1 is as follows: when the air tightness of the air outlet pipe 25 needs to be detected, the mounting and connecting seat 9 is communicated with the air outlet pipe 25 in a sealing way, the switch of the three-way valve 14 is rotated to enable the outlet connected with the first air transmission pipe 30 to be in an open state, the valve body switch 34 is rotated to enable the valve body switch 34 to be in a closed state, the valve of the fire-fighting respirator is placed into water, the gas conveyed by the air transmission pipe 3 enters the air outlet pipe 25 through the first air transmission pipe 30, whether bubbles exist in the detection box 1 is observed, if bubbles exist, the air tightness of the air outlet pipe 25 is poor, and if bubbles; when the air tightness of the air inlet pipe 26 needs to be detected, the switch of the three-way valve 14 is rotated to enable the outlet of the air inlet pipe 27 to be in an open state, the air outlet pipe 25 is separated from the installation connecting seat 9, the air inlet pipe 26 is hermetically communicated with the straight pipe 12, the valve body 29 is in a closed state by rotating the valve body switch 34, the straight pipe 12 and the air inlet pipe 26 are placed in the water in the detection box 1, the gas conveyed by the air inlet pipe 3 enters the air inlet pipe 26 through the air inlet pipe 27, and the air tightness of the valve body 29 can be detected by observing whether bubbles exist in the detection box 1.
Example 2
Referring to fig. 6, the difference between this embodiment and embodiment 1 is that the gas pipe 3 is fixedly and hermetically connected with a double-ended valve 37, and the gas pipe 27 is hermetically communicated with an outlet at one end of the double-ended valve 37; the air outlet pipe detection assembly 6 comprises a second air transmission pipe 40 communicated with the side wall of the air transmission pipe 3, the second air transmission pipe 40 is fixedly and hermetically connected with a dust removal gun 38, and the dust removal gun 38 is communicated with an air guide pipe 39.
The implementation principle of the embodiment 2 is as follows: when the air tightness of the air outlet pipe 25 needs to be detected, the air guide pipe 39 is fixedly and hermetically connected with the air outlet pipe 25, the valve body switch 34 is rotated to enable the valve body switch 34 to be in a closed state, the valve of the fire-fighting respirator is placed into water, the dust removal gun 38 is pressed, whether bubbles exist in the detection box 1 or not is observed, if bubbles exist, the air tightness of the air outlet pipe 25 is poor, and if bubbles do not exist, the air tightness is good.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a fire control respirator valve gas tightness check out test set which characterized in that: comprises a hollow detection box (1) which can be filled with water and drained; a detection mechanism (2) for detecting the air tightness of the fire-fighting respirator valve is arranged in the detection box (1); detection mechanism (2) are connected and are used for going into trachea determine module (4) that the gas tightness detected to going into trachea (26) including wearing to establish gas transmission pipe (3) that detection case (1) lateral wall and be used for ventilating, being connected with gas transmission pipe (3) and being used for carrying out gas tightness determine module (6) to outlet duct (25), set up in detection case (1) and cooperate with income trachea determine module (4) and be used for carrying out valve body determine module (5) that detect valve body (29).
2. The fire fighting respirator valve airtightness detection apparatus according to claim 1, wherein: the gas transmission pipe (3) is fixedly and hermetically connected with a three-way valve (14); the air outlet pipe detection assembly (6) comprises a first air transmission pipe (30) fixedly and hermetically connected with one air outlet of the three-way valve (14), and an installation connecting seat (9) fixedly and hermetically connected with the first air transmission pipe (30) and hermetically and communicated with the air outlet pipe (25) when the air tightness is detected.
3. The fire fighting respirator valve airtightness detection apparatus according to claim 1, wherein: the air outlet pipe detection assembly (6) comprises a second air transmission pipe (40) communicated with the side wall of the air transmission pipe (3), a dust removal gun (32) fixedly and hermetically connected with the second air transmission pipe (40), and an air guide pipe (33) communicated with the dust removal gun (32).
4. The fire fighting respirator valve airtightness detection apparatus according to claim 2, wherein: a fixed plate is arranged in the detection box (1); the air inlet pipe detection assembly (4) comprises an air supply pipe (27) which is communicated with the other air outlet of the three-way valve (14) in a sealing way and is telescopic, and a straight pipe (12) which is communicated with the air supply pipe (27) in a sealing way and is communicated with the air inlet pipe (26) in a sealing way during detection; the straight pipe (12) is fixedly connected to one end face of the fixing plate (8) in the thickness direction.
5. The fire fighting respirator valve airtightness detection apparatus according to claim 4, wherein: a connecting rod (7) is arranged between two side walls of the detection box (1); two ends of the connecting rod (7) are respectively and rotatably connected to two side walls of the detection box (1); the fixed plate (8) is fixedly connected to the connecting rod (7); the connecting rod (7) is connected with a rotating part (13) which drives the fixing plate (8) to rotate around the center axial direction of the connecting rod (7).
6. A fire fighting respirator valve airtightness detection apparatus according to claim 5, wherein: the rotating part (13) comprises a rotating rod (28) fixedly connected with the connecting rod (7), an installation block (15) hinged with the other end of the rotating rod (28), and a cylinder (16) fixedly connected with the installation block (15); the air cylinder (16) is hinged to the side wall of the detection box (1).
7. The fire fighting respirator valve airtightness detection apparatus according to claim 4, wherein: the air supply pipe (27) is communicated with an air supply branch pipe (18); the air inlet pipe detection assembly (4) is provided with a plurality of groups; the air feeding branch pipe (18) is communicated with the straight pipe (12) in a sealing way.
8. The fire fighting respirator valve airtightness detection apparatus according to claim 1, wherein: the valve body detection assembly (5) comprises an elastic part (19) fixed on the side wall of the detection box (1), and a connection sealing cover (20) fixedly connected with the elastic part (19) and fixedly and hermetically connected with the air outlet pipe (25) when the air outlet pipe (25) is subjected to air tightness detection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021744943.2U CN213516216U (en) | 2020-08-19 | 2020-08-19 | Fire control respirator valve gas tightness check out test set |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021744943.2U CN213516216U (en) | 2020-08-19 | 2020-08-19 | Fire control respirator valve gas tightness check out test set |
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| CN213516216U true CN213516216U (en) | 2021-06-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235296A (en) * | 2021-11-04 | 2022-03-25 | 国网安徽省电力有限公司蚌埠供电公司 | Fire hose air tightness detection device |
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2020
- 2020-08-19 CN CN202021744943.2U patent/CN213516216U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235296A (en) * | 2021-11-04 | 2022-03-25 | 国网安徽省电力有限公司蚌埠供电公司 | Fire hose air tightness detection device |
| CN114235296B (en) * | 2021-11-04 | 2022-08-12 | 国网安徽省电力有限公司蚌埠供电公司 | Fire hose air tightness detection device |
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