CN102563160A - Fire-extinguishing valve - Google Patents
Fire-extinguishing valve Download PDFInfo
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- CN102563160A CN102563160A CN2012100169275A CN201210016927A CN102563160A CN 102563160 A CN102563160 A CN 102563160A CN 2012100169275 A CN2012100169275 A CN 2012100169275A CN 201210016927 A CN201210016927 A CN 201210016927A CN 102563160 A CN102563160 A CN 102563160A
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- valve
- fire
- spool
- valve body
- gaseous state
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Abstract
The invention discloses a fire-extinguishing valve. The fire-extinguishing valve comprises a valve body, a fire-extinguishing medium inlet, a valve core, a moving piston, a sealing ring, a one-way valve or a pressure release valve, a joint, an air pressure passage connecting part, a valve-core bottom column, a detachable sealing part and a gaseous cavity, wherein the valve body is provided with a fire detecting pipe, a fire-extinguishing agent nozzle joint and a thread connecting port; the valve core is positioned at the center of the valve body; the gaseous cavity is arranged at the top part of the valve body; the thread connecting port at the lower part of the valve body is connected to the neck part of a fire-extinguishing medium tank; the valve core and a valve hole channel communicated with the fire-extinguishing medium tank are arranged at the middle part of the valve body; the moving piston is arranged at the bottom part of the gaseous cavity; when the valve core moves up and down along a vertical piston channel, the valve hole channel is opened or closed; and when the valve core moves up along the vertical piston channel, a gap is communicated with a fire detecting pipe joint or a fire-extinguishing agent nozzle arranged on the valve body.
Description
Technical field
A kind of fire valve that the present invention relates to relates to and is utilized in extinguishing agent under the pressure and discharges through fire valve and promptly visit the system that fire tube discharges fire extinguishing through the fusible hollow member of fusion.Be that a kind of air spring mechanism of utilizing provides that gas selfsealings, pneumatic self-starting and spool are pneumatic to be resetted and the full pneumatic fire-extinguishing valve of spool adjustable in pressure.
Background technique
A kind of fire-fighting equipment that CN97193087 proposes is included in maintenance gas containers under the pressure, and design is in order to the fusible hollow member of drive unit.Fusible hollow member is connected on the foamite container, so that it can be excited by the pressurized gas in the container.Between foamite container and fusible hollow member, pressure regulator is housed.Pressure regulator can make device ejection extinguishing agent, for example adopts CO
2As extinguishing agent.Said fusible hollow member is promptly visited fire tube; The existing suppression system of visiting fire tube of utilizing has begun to use; Promptly so-called do not have electricity and start suppression system: by visiting fire tube, air valve is that fire valve, firing-fighting medium reservoir, alarm are formed, and temperature surpasses and visits the fusing of fire tube fusing point when visiting fire tube and meet the condition of a fire, and the firing-fighting medium reservoir is to be with pressure vessel; The firing-fighting medium of storage discharges by starting air valve under pressure, the release fire suppression agent fire extinguishing.
Yet, because existing spy fire tube can adopt macromolecular material extrusion molding preparations such as nylon all by the macromolecular material preparation, like the spy fire tube product of Rotarex S.A plug Order Ces Co.,Ltd.Material different can be used for the spy fire of different temperatures sensitive spot reports to the police, and typical alarm temperature is provided with 160-180 ℃.Air valve is fire valve, firing-fighting medium reservoir, alarm composition; Temperature surpasses the fusing of spy fire tube fusing point when visiting the fire tube chance condition of a fire; The firing-fighting medium reservoir is the band pressure vessel, and the firing-fighting medium of storage discharges by starting air valve or fire valve under pressure, the release fire suppression agent fire extinguishing.
Yet; Existing spy fire tube by the macromolecular material preparation is being used for beginning to have application on the industries such as electrical equipment, control electronics, the traffic tool, wind-driven generator; Different with traditional intelligent building fire-fighting system, be used in extinguishing agent under the pressure and discharge through fire valve and promptly visit the system that fire tube discharges fire extinguishing through the fusible hollow member of fusion.To air valve is have relatively high expectations (because of a large amount of extinguishing agents of internal memory) of fire valve, because the variation in pressure of firing-fighting medium reservoir is bigger, the pressure of itself is also much larger than the pressure of visiting gas in the fire tube.
Chinese patent CN201963979U has proposed a kind of valve arrangement of visiting the fire tube automatic fire extinguisher, makes to visit fire tube automatic fire extinguisher transportation process safety, uses simple, convenient.It comprises valve body, bonnet, and the bottom of said valve body is import, and the core of valve body is a valve pocket; The cross section is that the spool of T type is divided into uuper valve chamber, lower valve chamber with said valve pocket, and the top surface area of said spool is greater than bottom following table area, and the sidepiece of said valve body has interface, lower interface; Visit fire tube and connect said interface, the lower interface gone up, the said interface of going up is communicated with said uuper valve chamber, and said lower interface leads to said import; The path between said import, the lower interface is blocked in said spool bottom; The be threaded mounting hole at said bonnet top of breaker bolt, said breaker bolt bottom is mounted on the cap core, and the upper-end surface of said spool is being pressed in the lower end surface of said cap core.But it does not structurally have the design of inflation such scheme, and how accomplishing from all processes that is set to pressure release release is that the present invention must consider.
The characteristic of the valve that CN97193087 provides is the chamber and separate and be provided with pressure controller between the buckle of triping, promptly the pressure of valve discharge (extinguishing agent releases) control through pressure controller execution, pressure controller is carried out through spring element.By the fire fighting apparatus valve, any portable or portable carbon-dioxide fire engine equipment for example may be used to the trip-free fire fighting apparatus according to this scheme, and does not need external energy to connect.The fire fighting apparatus valve of recommending preferably includes valve body and valve gap, and pressure controller is installed in the valve gap.Locking device can be locked pressure controller when operating position, so just can when removing fusible hollow body, prevent the emptying of fire fighting apparatus.Pressure controller preferably has the spring element that gives stress, by this giving stress and can form pressure in the buckle separating of fire fighting apparatus valve through spring element.So just can set the pressure of separating in the buckle, thereby set trip temperature by the stress that gives that changes spring element.Yet the regulating and controlling of spring is convenient inadequately in the use.
Summary of the invention
The present invention seeks to: propose a kind of fire valve, relate to and be utilized in extinguishing agent under the pressure and discharge through fire valve and promptly visit the system that fire tube discharges fire extinguishing through the fusible hollow member of fusion.Especially utilize air spring mechanism to provide that gas selfsealings, pneumatic self-starting and spool are pneumatic to be resetted and the full pneumatic fire-extinguishing valve of spool adjustable in pressure.Need not to adopt the pressure regulator just can reliably working, and inflation and discharge all very convenient reliable.
Technological scheme of the present invention is: a kind of fire valve; Comprise that valve body, firing-fighting medium import, spool, moving piston, seal ring, one-way valve or Decompression valves, interface, spool foundation, removable sealed member, gaseous state chamber, valve body are provided with spy fire tube and extinguishing agent spout interface, mouth is threaded; Spool is positioned at valve body central authorities; The valve body top is provided with the gaseous state chamber, is moving piston at the bottom of the gaseous state chamber, and valve body lower portion spiral connection mouth is connected to the neck of firing-fighting medium jar tube; Valve body lower portion is provided with a conduit direct and jar tube internal communication; The valve opening passage that the middle part of valve body is provided with spool and is communicated with firing-fighting medium jar tube; The top contact movement piston of spool, spool is provided with the spool foundation, and foundation is column or awl column; The diameter of spool foundation is less than the diameter of the spool of top connection; Spool is opened or the close valve orifice passage when up and down piston channel moves up and down, and spool foundation top spool is provided with breach, when spool said breach when piston channel moves up up and down is provided with the spy fire orifice with valve body or the extinguishing agent shower nozzle is communicated with; The hollow article of fire tube for sealing visited in high-pressure medium pressure release in the firing-fighting medium jar 1.
Improvement of the present invention is: the gaseous state chamber is provided with outlet, and outlet is provided with one-way valve.The volume in gaseous state chamber is more than 2mL.
On the gaseous state chamber or/and valve body be provided with outlet, and visit fire tube and be communicated with, some upper wall temperature of spy fire tube that connect when the gaseous state chamber are during above a certain limiting value; It just can break under a certain internal pressure; The pressure release of gaseous state chamber, firing-fighting medium jar internal pressure drive spool open valve hole path when piston channel moves up up and down, spool piston channel moves up up and down the time; Said breach is provided with the spy fire tube with valve body or the outlet of extinguishing agent spout is communicated with, and releases all extinguishing agents in the firing-fighting medium jar.
If when pressing pressure (from the one-way valve inflation that is provided with) is established in gaseous state chamber, top earlier; After visiting the internal pressure generation in the fire tube fire valve is installed again; Fire valve is installed on the firing-fighting medium jar, fills firing-fighting medium through the import (one-way valve can be housed) of fire valve bottom to the firing-fighting medium jar again.The invention has the beneficial effects as follows, propose a kind of relating to be utilized in extinguishing agent under the pressure and to discharge through fire valve and promptly visit the system that fire tube discharges fire extinguishing through the fusible hollow member of fusion.Especially provide and relate to temperature sensitive spy fire tube fire-fighting equipment.Especially need not to adopt the pressure regulator just can reliably working, and inflation and discharge all very convenient reliable.Even especially because the variation of temperature, when firing-fighting medium jar internal pressure raises when higher, the gaseous state chamber of the sealing that the present invention is provided with also produces roughly consistent pressure under corresponding temperature; Need not regulate by spring; And simple in structure, Sealing and one-way valve all are ripe devices, good seal performance of the present invention; Good reliability helps promoting.The volume energy in gaseous state chamber makes whole valve system guarantee the adaptability to temperature.
Description of drawings
Fig. 1 is the longitudinal section of fire valve of the present invention.
Fig. 2 is the enlarged diagram of the removable sealed member of the present invention
Among the figure, 1, the firing-fighting medium jar; 2, syphon tube; 3, valve body, 4, firing-fighting medium import; 5, spool foundation; 6, removable sealed member; 6-1, sealing cover; The 6-2 seal ring; 6-3, groove; 7, visit fire tube and extinguishing agent spout interface; 8, moving piston; 9, visit the fire tube interface; 10, seal ring; 11, inflation one-way valve; Blowout disk or balanced safety valve interface; 12, intelligent object interface; 13, the mouth that is threaded; 14, gaseous state chamber; 15, spool; 16, firing-fighting medium blowout disk or balanced safety valve or pressure release warning mouth.
Embodiment
Introduce embodiment through accompanying drawing below according to fire valve of the present invention; Wherein: a kind of fire valve, be provided with fire valve installation spiral and be connected on the firing-fighting medium jar, spool is located at piston channel up and down; The valve body top is provided with the gaseous state chamber; The position in gaseous state chamber is provided with one-way valve, blowout disk or balanced safety valve, intelligent information module, and connects and visits fire tube, and valve body lower portion connecting body spiral is connected to the neck of firing-fighting medium jar tube; In connected element, be provided with a connecting duct direct and jar tube internal communication; The valve opening passage that the middle part of valve body is provided with spool and is communicated with firing-fighting medium jar tube; The upper side of spool is the end (bottom of inflatable, disappointing gaseous state chamber (air spring) movable piston) of gaseous state chamber, top piston; Spool is column or awl column for thread hollow round column body its underpart; Spool is opened or the close valve orifice passage when piston channel moves up and down up and down; The top of spool is that sectional area is long-pending greater than bottom column or awl cylindrical cross-section; Spool is column or bores column or the matrix notch is arranged for thread hollow round column body (side-looking shows I shape) its underpart, when spool piston channel moves up up and down the time said thread vacancy mouth and valve body be provided with and visit fire tube or the outlet of extinguishing agent spout is communicated with, the spy fire tube is the hollow article that seals.The spool outer ring has sealed member, spool foundation that removable sealed member is arranged: the matrix notch of the empty spool of salable thread bottom when sealed member is installed just communicates the matrix notch (or bottom spool, being provided with the matrix notch) of spool when removing sealed member with the extinguishing agent chamber.To adapt to different firing-fighting medium pressure.For example, storage pressure is the CO of 5.17Mpa
2Gas or storage pressure are the gas extinguishing powder of 1.2Mpa.Removable sealed member comprises sealing cover, seal ring and groove, and spool foundation 5 is disassembly-type structures, can be installed in the sealing cover bottom; Sealing cover is just in time fitted with seal ring, and the diameter of sealing cover is greater than the diameter of spool foundation, and the bottom of sealing cover is provided with groove.
The valve body top is provided with the gaseous state chamber, and the volume in gaseous state chamber is 2-6mL especially; The position in gaseous state chamber is provided with one-way valve, and valve body lower portion connecting body spiral is connected to the neck of firing-fighting medium jar tube; Firing-fighting medium jar gas pressure in the firing-fighting medium jar for example raises in external temperature, and the pressure in gaseous state chamber also raises, and can produce the pressure (5-6MP) of balance firing-fighting medium jar gas pressure, visits the interior pressure of fire tube near 1MP.Be provided with the conduit 2 that directly is connected with firing-fighting medium jar 1 inner high voltage carbon dioxide.
The cross section of spool foundation 5 is that cross is connected with spool 15 bodies again.Moving piston 8 can be integrated with spool 15, can also be a minute body structure.
Gaseous state chamber, valve top and firing-fighting medium communicated cavity can be adorned balanced safety valve, when overvoltage, can release the part gaseous state, make system recovery to safe condition, and reserve part firing-fighting medium still especially is suitable for outlying remote unmanned work base station.Gaseous state chamber, top is provided with a spy fire tube interface; Also can be communicated with (external communications) with spy fire tube on the valve body, when visiting some upper wall temperature of fire tube above a certain limiting value, it just can break under a certain internal pressure; The pressure release of gaseous state chamber; Firing-fighting medium jar internal pressure drives spool open valve hole path when piston channel moves up up and down, spool piston channel moves up up and down the time said breach and valve body be provided with and visit the fire tube outlet and be communicated with, release the interior extinguishing agent of firing-fighting medium jar.The volume in gaseous state chamber is 2-5mL especially.
Claims (8)
1. fire valve; It is characterized in that comprising that valve body, firing-fighting medium import, spool, moving piston, seal ring, one-way valve or Decompression valves, interface, air pressure road connected element, spool foundation, removable sealed member, gaseous state chamber, valve body are provided with spy fire tube and extinguishing agent spout interface, mouth is threaded; Spool is positioned at valve body central authorities; The valve body top is provided with the gaseous state chamber, and valve body lower portion spiral connection mouth is connected to the neck of firing-fighting medium jar tube; The valve opening passage that the middle part of valve body is provided with spool and is communicated with firing-fighting medium jar tube; It at the bottom of the gaseous state chamber moving piston; The top contact movement piston of spool, spool is provided with the spool foundation, and the spool foundation is column or awl column; The diameter of spool foundation is less than the diameter of the spool of top connection; Open or the close valve orifice passage when piston channel moves up and down up and down on the spool edge, and spool foundation top is provided with spool and is provided with breach, and said breach and valve body are provided with and visit fire orifice or extinguishing agent spout connection when piston channel moves up about the spool edge.
2. fire valve according to claim 1 is characterized in that the gaseous state chamber is provided with outlet, and outlet is provided with one-way valve.
3. fire valve according to claim 1, the volume that it is characterized in that the gaseous state chamber is more than 2mL.
4. fire valve according to claim 3, the volume that it is characterized in that the gaseous state chamber is 2-6mL.
5. according to claim 1 or 3 described fire valves, it is characterized in that said removable sealed member comprises sealing cover, seal ring and groove, the spool foundation is the disassembly-type structure, is positioned at the sealing cover bottom; Sealing cover is just in time fitted with seal ring, and the diameter of sealing cover is greater than the diameter of spool foundation, and the bottom of sealing cover is provided with groove.
6. according to claim 1 or 3 described fire valves, it is characterized in that gaseous state chamber, said top and firing-fighting medium communicated cavity dress balanced safety valve.
7. according to claim 1 or 3 described fire valves, it is characterized in that the gaseous state chamber is provided with spy fire tube interface.
8. according to claim 1 or 3 described fire valves, it is characterized in that valve body lower portion is provided with directly and the conduit of jar tube internal communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210016927.5A CN102563160B (en) | 2012-01-19 | 2012-01-19 | A kind of fire valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210016927.5A CN102563160B (en) | 2012-01-19 | 2012-01-19 | A kind of fire valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102563160A true CN102563160A (en) | 2012-07-11 |
| CN102563160B CN102563160B (en) | 2016-01-20 |
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ID=46409373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210016927.5A Expired - Fee Related CN102563160B (en) | 2012-01-19 | 2012-01-19 | A kind of fire valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102563160B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104436506A (en) * | 2013-12-30 | 2015-03-25 | 青岛中阳消防科技有限公司 | Fire extinguishing method by adopting double fire detection tube starting manner and fire extinguishing device thereof with double fire detection tubes |
| CN104645535A (en) * | 2013-11-17 | 2015-05-27 | 盐城市瑞恒电力石化设备制造有限公司 | Intelligent fire-fighting pressure-release explosion relief valve |
| CN105641843A (en) * | 2016-03-22 | 2016-06-08 | 北京利达海鑫灭火系统设备有限公司 | Fire detecting pipe temperature sensing self-starting fire extinguishing device container valve |
| CN107952192A (en) * | 2016-10-18 | 2018-04-24 | 南京金邦动力科技有限公司 | A kind of automobile lithium battery group extinguishing device |
| CN108443548A (en) * | 2018-05-15 | 2018-08-24 | 江苏天海特种装备有限公司 | A kind of high pressure gas fusible alloy pressure relief device |
| CN113941105A (en) * | 2020-07-16 | 2022-01-18 | 哲弗智能系统（上海）有限公司 | Intelligent thermal-triggering fire extinguishing device and method, battery pack, energy storage system and vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2623587A1 (en) * | 1976-05-26 | 1977-12-01 | Albert Geb | Rapid release valve for fire extinguisher - has disc breakable by cutter to release closed pressure holding valve |
| GB2115905A (en) * | 1982-02-27 | 1983-09-14 | Chubb Fire Security Ltd | Pressure-controlled valve |
| CN1118994A (en) * | 1993-02-15 | 1996-03-20 | 戈兰·桑德霍姆 | Pressure activated valve for fire fighting installation |
| CN1213324A (en) * | 1996-03-20 | 1999-04-07 | 塞奥德克斯灭火器阀技术公司 | Fire-extinguishing device and vavle for use in the device |
| CN2597796Y (en) * | 2003-01-03 | 2004-01-07 | 杜彦亭 | Automatic opening-closing control valve for spraying |
| CN1697945A (en) * | 2003-03-03 | 2005-11-16 | 株式会社富士金 | Safety valve |
-
2012
- 2012-01-19 CN CN201210016927.5A patent/CN102563160B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2623587A1 (en) * | 1976-05-26 | 1977-12-01 | Albert Geb | Rapid release valve for fire extinguisher - has disc breakable by cutter to release closed pressure holding valve |
| GB2115905A (en) * | 1982-02-27 | 1983-09-14 | Chubb Fire Security Ltd | Pressure-controlled valve |
| CN1118994A (en) * | 1993-02-15 | 1996-03-20 | 戈兰·桑德霍姆 | Pressure activated valve for fire fighting installation |
| CN1213324A (en) * | 1996-03-20 | 1999-04-07 | 塞奥德克斯灭火器阀技术公司 | Fire-extinguishing device and vavle for use in the device |
| CN2597796Y (en) * | 2003-01-03 | 2004-01-07 | 杜彦亭 | Automatic opening-closing control valve for spraying |
| CN1697945A (en) * | 2003-03-03 | 2005-11-16 | 株式会社富士金 | Safety valve |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104645535A (en) * | 2013-11-17 | 2015-05-27 | 盐城市瑞恒电力石化设备制造有限公司 | Intelligent fire-fighting pressure-release explosion relief valve |
| CN104436506A (en) * | 2013-12-30 | 2015-03-25 | 青岛中阳消防科技有限公司 | Fire extinguishing method by adopting double fire detection tube starting manner and fire extinguishing device thereof with double fire detection tubes |
| CN104436506B (en) * | 2013-12-30 | 2017-05-31 | 青岛中阳消防科技有限公司 | A kind of pair of spy fire tube starts extinguishing method and its extinguishing device |
| CN105641843A (en) * | 2016-03-22 | 2016-06-08 | 北京利达海鑫灭火系统设备有限公司 | Fire detecting pipe temperature sensing self-starting fire extinguishing device container valve |
| CN107952192A (en) * | 2016-10-18 | 2018-04-24 | 南京金邦动力科技有限公司 | A kind of automobile lithium battery group extinguishing device |
| CN108443548A (en) * | 2018-05-15 | 2018-08-24 | 江苏天海特种装备有限公司 | A kind of high pressure gas fusible alloy pressure relief device |
| CN113941105A (en) * | 2020-07-16 | 2022-01-18 | 哲弗智能系统（上海）有限公司 | Intelligent thermal-triggering fire extinguishing device and method, battery pack, energy storage system and vehicle |
| CN113941105B (en) * | 2020-07-16 | 2023-12-19 | 哲弗智能系统（上海）有限公司 | Intelligent thermal triggering fire extinguishing device, method, battery pack, energy storage system and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102563160B (en) | 2016-01-20 |
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Effective date of registration: 20151214 Address after: 501 room 10, sunshine tour, Qilin street, Jiangsu, Nanjing, 211135 Applicant after: Cai Qing Address before: 501 room 10, sunshine tour, Qilin street, Jiangsu, Nanjing, 211135 Applicant before: Cai Qing Applicant before: Liu Jingsheng Applicant before: Xu Xiaolin Applicant before: Gao Xiaohua |
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Granted publication date: 20160120 Termination date: 20220119 |