CN2357756Y - Quick Pneumatic Valve - Google Patents
Quick Pneumatic Valve Download PDFInfo
- Publication number
- CN2357756Y CN2357756Y CN 98249945 CN98249945U CN2357756Y CN 2357756 Y CN2357756 Y CN 2357756Y CN 98249945 CN98249945 CN 98249945 CN 98249945 U CN98249945 U CN 98249945U CN 2357756 Y CN2357756 Y CN 2357756Y
- Authority
- CN
- China
- Prior art keywords
- valve body
- valve
- installing hole
- venting
- trigger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000013022 venting Methods 0.000 claims description 36
- 238000007789 sealing Methods 0.000 claims description 18
- 238000012856 packing Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 15
- 239000000126 substance Substances 0.000 description 4
- 239000003721 gunpowder Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
A fast pneumatic valve is composed of a main valve unit consisting of valve body, piston with screw and spring and valve core, plug, gas cylinder and check valve, and an air release valve unit consisting of air release valve, trigger, thimble, valve core and spring. The utility model can release high pressure air flow in millisecond level to generate great power, and is used in fire extinguishing device with high efficiency, high speed and great power, and can improve the effective utilization rate of water or other fire extinguishing agents by nearly 20 times.
Description
The utility model belongs to a kind of valve, relates to a kind of fast pneumatic valve that is specially adapted in the extinguishing device (being applicable to that also other need produce the device of instantaneous pressure air-flow).
In the prior art, extinguishing device mainly comprises fire-fighting vehicle-mounted water under high pressure extinguishing device and portable fire extinguisher two classes.The go out fire extinguishing effect of device of water under high pressure is generally better, but water consumption is big especially, on-the-spot environmental condition fire is broken out have relatively high expectations (for example: the water source must be arranged, have a good transport service etc.), putting out in the time of can not being applicable to the most organic liquid burning; Portable fire extinguisher mainly comprises three kinds of dry powder extinguisher, 1211 fire extinguishers and foam annihilators, wherein foam annihilator is the chemical reaction of sodium acid carbonate and aluminum sulfate owing to what adopt, human and environment there is pollution, also to arrive and specify producer or point of sale regularly packing material and replacing liquid, use very inconvenient.Chinese patent ZL92233520.6 discloses a kind of percussion formula electronics dry-chemical fire extinguishing rifle, it is characterized in that adopting piezo-electric crystal as the energy of lighting gunpowder type engine, and adopts the pistol type moulding; Cartridge case and pikestaff connect together, in miniature gunpowder type engine, boosting cover, end cap and dry powder are housed; Advantages such as that though this fire gun has are in light weight, cost is low, easy to carry, fire-fighting area is very limited, reuses difficulty, owing to adopt gunpowder type engine, and can not the applicable liquid extinguishing chemical.
The purpose of the utility model is intended to overcome deficiency of the prior art, and pneumatic design technology by adopting the experimental aerodynamics principle and valve technology etc. provide a kind of fast pneumatic valve that can produce the instantaneous pressure air-flow.
Content of the present utility model is: a kind of fast pneumatic valve is characterized in that partly being made up of primary valve part and vent valve;
Described primary valve part is by air admission hole (1) is arranged, the venting valve body installing hole (2) that communicates with air admission hole (1), the check valve installing hole (3) that communicates with air admission hole (1), piston installing hole (4), the steam vent (5) that two ends communicate with piston installing hole (4) and venting valve body installing hole (2) respectively, and the valve body (13) of or one group of high pressure air vent (6), be arranged at the valve core piston that screwed hole of centre is arranged (12) in the described piston installing hole (4), be connected with valve core piston (12) screwed hole of centre and the inner is with the screw (21) of one section spring (25), fixedly connected with the valve body (13) of piston installing hole (4) one ends and have in the heart hole (7) of giving vent to anger, the blanking cover (11) that the annular groove (8) corresponding with high pressure air vent (6) position arranged, one end is fixedlyed connected with the end valve body (13) that check valve installing hole (3) is arranged, the gas receiver (15) of other end sealing, and the check valve (14) that is arranged in the check valve installing hole (3) constitutes;
Described vent valve part is by the venting valve body (10) that centre bore is arranged that is arranged in the venting valve body installing hole (2), pass the thimble (18) that venting valve body (10) center is provided with, with thimble (18) inner segment socket or the spool (9) that is connected as a single entity, with the spring (26) of the inner socket of thimble (18), the trigger (17) that is connected and is connected with venting valve body (10) outer end hinge, and outer end sealing gasket (20) formation that is arranged at the valve body installing hole (2) of exitting with thimble (18) outer end.
In the content of the present utility model: be provided with O RunddichtringO (24) between piston installing hole (4) wall of described valve core piston (12) and valve body (13), to guarantee the hole good seal.
In the content of the present utility model: be provided with sealing gasket (23) between described blanking cover (11) and the valve core piston (12), escape from the annular groove (8) of blanking cover (11) to avoid compressed air stream.
In the content of the present utility model: described high pressure air vent (6) is preferably bimonthly thread form high pressure air vent, and air-flow is discharged with the fastest speed, can guarantee effectively good sealing again simultaneously.
In the content of the present utility model: be provided with trigger back-moving spring (16) between described trigger (17) and the venting valve body (10), trigger (17) is automatically reset.
In the content of the present utility model: be provided with the Trigger safety (19) that is connected on valve body (13) or the venting valve body (10) between described trigger (17) and the venting valve body (10), penetrate to prevent mistake, the structure of insurance (19) can same prior art.
In the content of the present utility model: be provided with packing ring (22) between described sealing gasket (23) and screw (21) head.
Compared with prior art, the utlity model has following characteristics:
(1), on intake method, admission line is from air admission hole 1 input gases at high pressure, one the tunnel gives gas receiver 15 inflations through check valve 14, upper chamber's inflation of vent valve part is given on another road, make the spool 9 sealing venting paths of vent valve part, and the valve core piston 12 that makes primary valve part simultaneously is from the movable sealing path of giving vent to anger;
(2), on the mode of giving vent to anger, adopt one or one group of high pressure air vent 6 path of giving vent to anger in the valve body 13, in case cocking 17, the just vertical spool 9 of going up the top vent valve of thimble 18, close intake channel simultaneously, bleed off the balanced gas of primary valve part valve core piston 12 rear ends rapidly, valve core piston 12 is under the high pressure draught effect of gas receiver 15, by high pressure air vent 6 paths, promote piston 12 to piston installing hole 4 inner moving, open the path of giving vent to anger, the impacting with high pressure air-flow of generation is from stopping up 7 ejections of 11 centre bore;
(3), on reset mode: adopt spring 25 and spring 26 to make valve core piston 12 and venting valve body 10 return to the sealing original state, to guarantee that gas storage is normal and balance is normal;
(4), on isolation method: adopt unidirectional isolation gas receiver 15 and vent valve passage partly, guarantee that venting reliably and inflation are normal;
(5), reasonable in design, simple in structure, efficient, fast, power is big, discharges gases at high pressure in Millisecond, produces great power, is used for the fire extinguisher device, can make the availability of extinguishing chemical (water or other material) improve nearly 20 times.
Fig. 1 is the utility model example structure schematic diagram;
Fig. 2 is the structure for amplifying schematic diagram of A part among Fig. 1;
1-air admission hole, 2-venting valve body installing hole, 3-check valve installing hole, 4-piston installing hole, 5-steam vent, 6-high pressure air vent, 7-center venthole, 8-annular groove, 9-spool, 10-venting valve body, 11-blanking cover, 12-valve core piston, 13-valve body, 14-check valve, 15-gas receiver, 16-spring, 17-trigger, 18-thimble, 19-Trigger safety, 20-sealing gasket, 21-screw, 22-packing ring, 23-sealing gasket, 24-O RunddichtringO, 25-spring, 26-spring among the figure.
Be an embodiment of the present utility model below:
Referring to each accompanying drawing.A kind of fast pneumatic valve partly is made up of primary valve part and vent valve;
Described primary valve part is by air admission hole 1 is arranged, the venting valve body installing hole 2 that communicates with air admission hole 1, the check valve installing hole 3 that communicates with air admission hole 1, piston installing hole 4, the steam vent 5 that two ends communicate with piston installing hole 4 and venting valve body installing hole 2 respectively, and the valve body 13 of bimonthly thread form high pressure air vent 6, be arranged at the valve core piston that screwed hole of centre is arranged 12 in the described piston installing hole 4, be connected and the inner screw 21 that is with one section spring 25 with valve core piston 12 screwed hole of centre, fixedly connected with the valve body 13 of piston installing hole 4 one ends and center venthole 7 arranged, the blanking cover 11 that the annular groove 8 corresponding with high pressure air vent 8 positions arranged, one end is fixedlyed connected with the end valve body 13 that check valve installing hole 3 is arranged, the gas receiver 15 of other end sealing, and the check valve 14 that is arranged in the check valve installing hole 3 constitutes;
Described vent valve part is by the venting valve body 10 that centre bore is arranged that is arranged in the venting valve body installing hole 2, pass the thimble 18 that venting valve body 10 centers are provided with, spool 9 with thimble 18 inner segment sockets, spring 26 with thimble 18 inner sockets, the trigger 17 that is connected and is connected with venting valve body 10 outer end hinges, and sealing gasket 20 formations that are arranged at valve body installing hole 2 outer ends of exitting with thimble 18 outer ends;
Be provided with O RunddichtringO 24 between piston installing hole 4 walls of described valve core piston 12 and valve body 13;
Be provided with sealing gasket 23 between described blanking cover 11 and the valve core piston 12.
During use, can connect a pipe joint, and (for example: high pressure air bottle etc.) be communicated with high-pressure air source by pipe joint at air admission hole 1 port; Gases at high pressure are from air admission hole 1 input, one the tunnel enters gas receiver 15 through check valve 14, the space inflation of venting valve body installing hole 2, steam vent 5 and piston installing hole 4 is given on another road, the centre bore that makes spool 9 obstruction venting valve bodies 10 makes between valve core piston 12 and the blanking cover 11 closely adjacent to seal outlet passageway with sealing venting path simultaneously; During exhaust, cocking 17, thimble 18 with on the top, stop up air admission hole 1, close inlet channel, balanced gas between valve core piston 12 and the piston installing hole 4 in the space is discharged through the centre bore of steam vent 5, venting valve body 10 thereupon, high pressure draught in the gas bomb 15 makes it to move rapidly in piston installing hole 4 through the annular groove 8 compressing valve core pistons 12 of bimonthly thread form high pressure air vent 6, blanking cover 11, simultaneously, high pressure draught is through 7 ejections of the center of blanking cover 11 venthole, in Millisecond, discharge gases at high pressure, produce impacting with high pressure power.If center venthole 7 is outside equipped with extinguishing chemicals such as water, then can make the fine globule ejection of water with 5～200 μ m.After the high pressure draught ejection, trigger resets, and can repeat aforesaid operations again.
The utility model is not limited to this embodiment, and the utility model content is described all can be implemented, and has good result.
Claims (10)
1, a kind of fast pneumatic valve is characterized in that partly being made up of primary valve part and vent valve;
Described primary valve part is by air admission hole (1) is arranged, the venting valve body installing hole (2) that communicates with air admission hole (1), the check valve installing hole (3) that communicates with air admission hole (1), piston installing hole (4), the steam vent (5) that two ends communicate with piston installing hole (4) and venting valve body installing hole (2) respectively, and the valve body (13) of or one group of high pressure air vent (6), be arranged at the valve core piston that screwed hole of centre is arranged (12) in the described piston installing hole (4), be connected with valve core piston (12) screwed hole of centre and the inner is with the screw (21) of one section spring (25), fixedly connected with the valve body (13) of piston installing hole (4) one ends and center venthole (7) arranged, the blanking cover (11) that the annular groove (8) corresponding with high pressure air vent (6) position arranged, one end is fixedlyed connected with the end valve body (13) that check valve installing hole (3) is arranged, the gas receiver (15) of other end sealing, and the check valve (14) that is arranged in the check valve installing hole (3) constitutes;
Described vent valve part is by the venting valve body (10) that centre bore is arranged that is arranged in the venting valve body installing hole (2), pass the thimble (18) that venting valve body (10) center is provided with, with thimble (18) inner segment socket or the spool (9) that is connected as a single entity, spring (26) with the inner socket of thimble (18), the trigger (17) that is connected and is connected with venting valve body (10) outer end hinge, and sealing gasket (20) formation that is arranged at valve body installing hole (2) outer end of exitting with thimble (18) outer end.
2, by the described fast pneumatic valve of claim 1, it is characterized in that: be provided with O RunddichtringO (24) between piston installing hole (4) wall of described valve core piston (12) and valve body (13).
3, by claim 1 or 2 described fast pneumatic valves, it is characterized in that: be provided with sealing gasket (23) between described blanking cover (11) and the valve core piston (12).
4, by claim 1 or 2 described fast pneumatic valves, it is characterized in that: described high pressure air vent (6) is bimonthly thread form high pressure air vent.
5, by the described fast pneumatic valve of claim 3, it is characterized in that: described high pressure air vent (6) is bimonthly thread form high pressure air vent.
6, by claim 1,2 or 5 described fast pneumatic valves, it is characterized in that: be provided with trigger back-moving spring (16) between described trigger (17) and the venting valve body (10).
7, by the described fast pneumatic valve of claim 3, it is characterized in that: be provided with trigger back-moving spring (16) between described trigger (17) and the venting valve body (10).
8, by claim 1,2,5 or 7 described fast pneumatic valves, it is characterized in that: be provided with the Trigger safety (19) that is connected on valve body (13) or the venting valve body (10) between described trigger (17) and the venting valve body (10).
9, by the described fast pneumatic valve of claim 3, it is characterized in that: be provided with the Trigger safety (19) that is connected on valve body (13) or the venting valve body (10) between described trigger (17) and the venting valve body (10).
10, by claim 1,2,5,7 or 9 described fast pneumatic valves, it is characterized in that: be provided with packing ring (22) between described sealing gasket (23) and screw (21) head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98249945 CN2357756Y (en) | 1998-12-22 | 1998-12-22 | Quick Pneumatic Valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98249945 CN2357756Y (en) | 1998-12-22 | 1998-12-22 | Quick Pneumatic Valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2357756Y true CN2357756Y (en) | 2000-01-12 |
Family
ID=33994556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98249945 Expired - Fee Related CN2357756Y (en) | 1998-12-22 | 1998-12-22 | Quick Pneumatic Valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2357756Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103850916A (en) * | 2012-12-05 | 2014-06-11 | 罗丙伍 | Folding high-pressure inflator air-outlet valve |
| CN105194823A (en) * | 2015-10-20 | 2015-12-30 | 车慧中 | Portable environmental-friendly fire extinguisher |
-
1998
- 1998-12-22 CN CN 98249945 patent/CN2357756Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103850916A (en) * | 2012-12-05 | 2014-06-11 | 罗丙伍 | Folding high-pressure inflator air-outlet valve |
| CN105194823A (en) * | 2015-10-20 | 2015-12-30 | 车慧中 | Portable environmental-friendly fire extinguisher |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |