CN109011302B - Valve for suspension type fire extinguishing device - Google Patents
Valve for suspension type fire extinguishing device Download PDFInfo
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- CN109011302B CN109011302B CN201810564814.6A CN201810564814A CN109011302B CN 109011302 B CN109011302 B CN 109011302B CN 201810564814 A CN201810564814 A CN 201810564814A CN 109011302 B CN109011302 B CN 109011302B
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- pressure relief
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
- A62C35/10—Containers destroyed or opened by flames or heat
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a valve for a suspension type fire extinguishing device, which comprises a valve body, wherein a nozzle is arranged in the valve body, a ball seat is arranged in the nozzle, a flow deflector is arranged at one end of the valve body, which is opposite to the nozzle, a glass ball for supporting the ball seat is arranged between the ball seat and the valve body, a pressure measuring hole, a pressure relief hole and an air inlet hole which are directly communicated with the nozzle are arranged on the side wall of the valve body, the pressure measuring hole and the air inlet hole are positioned on the same plane, an auxiliary measuring hole is also arranged on the side surface of the valve body, a heat-conducting ring network is fixedly coated on the. The fire extinguisher has the advantages that the fire extinguisher improves the accuracy and response speed when extinguishing fire; the auxiliary measuring hole is provided with a pressure sensor, so that the pressure inside the valve is accurately measured, and the controllability and the safety of the fragmentation of the glass ball are improved; the ball seat is prevented from falling to generate potential safety hazards, and the valve is convenient to recycle.
Description
Technical Field
The invention relates to the technical field of fire-fighting equipment, in particular to a valve for a suspension type fire extinguishing device.
Background
Fire extinguishing devices are one of the most common fire protection installations in use today, stored in public places or places where fires may occur. The existing fire extinguishing device is usually arranged on a ceiling or a wall, a valve for suspending the fire extinguishing device consists of a fire extinguishing agent storage tank body, a glass bubble nozzle and a pressure display component, the occupied space is small, and the use space below the fire extinguisher can be vacated; and a network cable structure is not needed, so that the installation is simple and convenient. The suspension type fire extinguishing device can automatically spray fire extinguishing agent in case of fire, and the valve of the suspension type fire extinguishing device is large in drift diameter, so that quick fire extinguishing can be completed. The nozzle of the spray head of the suspension type fire extinguishing device is provided with a sealing sheet which is pressed against the nozzle by a temperature sensing glass ball. When the fire breaks out, the temperature risees, and the automatic breakage that expands because of being heated of liquid in the glass ball, the gasket is automatic to fall, and the dry powder medicament fire extinguishing agent in the extinguishing device is spouted from the nozzle, puts out a fire, and the speed of putting out a fire is fast, and is safe in utilization.
No. CN204073214U is announced in the chinese patent literature, the name of the publication of the date of granting is 2015 year 1 month 7 days open is "a suspension type fire extinguisher valve", this application discloses a suspension type fire extinguisher valve, which comprises a valve body, set up in the spout of valve body lower extreme, set up in the intraoral copper seat of spout, support the temperature sensing glass pipe of copper seat, the first through-hole with the spout intercommunication, the manometer of being connected with first through-hole, still include the second through-hole with the spout intercommunication, be provided with the valve inside in the second through-hole, second through-hole side still communicates there is the third through-hole, the third through-hole includes through-hole front end and through-hole rear end, be provided with the movable plate in the through-hole front end, the movable plate is connected with the spring. The valve of the suspension type fire extinguisher is connected with the tank body and then is filled with dry powder and driving gas, so that the fire can be automatically extinguished safely and effectively. The disadvantages are that: 1. the temperature sensing glass tube of the fire extinguisher is a disposable product, the temperature sensing glass tube is cracked after the temperature reaches 68 ℃, the copper seat is separated from the valve body, the fire extinguishing ball is continuously sprayed before the internal pressure of the fire extinguishing ball is reduced to atmospheric pressure, and when the temperature sensing glass tube is directly irradiated by sunlight or splashed by hot water, the temperature sensing glass tube can be misreported and has inaccurate response; 2. the temperature sensing glass tube responds to the external temperature through the inside, the glass has poor heat conducting property, and the temperature sensing glass tube responds to the temperature slowly, so that the fire extinguishing efficiency is low; 3. the temperature sensing glass tube is too cracked to be too rough, the temperature sensing glass tube can fall to the ground when being cracked, and the copper seat directly falls after the temperature sensing glass tube is cracked, so that potential safety hazards exist.
Therefore, it is desirable to design a valve for a suspended fire extinguishing unit that responds quickly to temperature changes.
Disclosure of Invention
The invention provides a valve for a suspension type fire extinguishing device, which aims to overcome the defects of inaccurate response and low response speed of the existing suspension type fire extinguisher valve to temperature, and can improve the response speed and accuracy of the valve.
In order to achieve the above object, the present invention adopts the following technical solutions.
The utility model provides a valve that suspension type extinguishing device used, which comprises a valve body, be equipped with the spout in the valve body, be equipped with the ball seat in the spout, the valve body is equipped with the water conservancy diversion piece with the relative one end of spout, be equipped with the glass ball of supporting the ball seat between ball seat and the valve body, the lateral wall of valve body is equipped with the pressure measurement hole that directly communicates with the spout, pressure release hole and inlet port, pressure measurement hole and inlet port are located the coplanar, the side of valve body still is equipped with supplementary measuring aperture, the fixed heat conduction looped netowrk that is equipped with of outside cladding of glass ball, the.
Preferably, the auxiliary measuring hole is located between the pressure measuring hole and the air inlet hole, the axis of the auxiliary measuring hole is perpendicular to the axis of the air inlet hole, the axis of the pressure relief hole is parallel to the axis of the auxiliary measuring hole, and the pressure relief hole is communicated with the air inlet hole.
Preferably, the inner side of the heat-conducting ring network is bonded with the glass ball.
Preferably, the guide vanes are uniformly distributed on the circumference, and the guide vanes are bent towards the side where the nozzle is located. The flow conductivity is strong, the diffusion of the fire extinguishing agent is improved, and the fire extinguishing capability of the fire extinguisher is improved.
Preferably, the pressure measuring hole is a stepped hole formed by two coaxial hole surfaces, the diameter of one end, facing the outside of the valve body, of the pressure measuring hole is larger than that of one end, facing the inside of the valve body, of the pressure measuring hole, and a pressure gauge is arranged at one end, facing the outside of the valve body, of the pressure measuring hole.
Preferably, a pressure sensor may be disposed in the auxiliary measuring hole.
Preferably, the pressure relief hole comprises a limiting cover with a through hole, a pressure relief spring is arranged in the limiting cover, a pressure relief block with a through hole is arranged at the other end, corresponding to one end of the limiting cover, of the pressure relief spring, and a sealing cushion block is arranged in the pressure relief block.
Preferably, the heat-conducting ring network comprises a spring-shaped heat-conducting main body, and a connecting line parallel to the axis of the heat-conducting main body is arranged on the outer side of the heat-conducting main body.
Preferably, two symmetrical connecting lines are arranged on two sides of the heat conducting main body.
Preferably, the thermally conductive ring network is a copper product.
The invention has the advantages that:
1. the temperature difference of the glass balls is adjusted through the heat-conducting ring network, the heat-conducting ring network is made of copper, the heat conductivity is good, uneven heat such as hot water sputtering and the like on the glass balls can be quickly conducted, the glass balls can be broken only by receiving enough heat, and the fire extinguishing accuracy of the fire extinguisher is improved;
2. because the heat conduction ring network has good heat conductivity, the heat conduction ring network has large temperature stimulation to the glass balls after receiving heat, so that the glass balls can be cracked more easily at the joint of the heat conduction ring network and the glass balls, and the controllability and the safety of the cracking of the glass balls are improved;
3. the heat-conducting ring network is bonded with the glass ball, so that fragments of the glass ball can be adhered when the glass ball is broken, and the safety of the glass ball is improved;
4. the two ends of the heat-conducting copper net are respectively connected with the ball seat and the valve body, and after the glass ball is cracked, the heat-conducting copper net can pull the ball seat, so that potential safety hazards caused by falling of the ball seat are prevented, and the valve is convenient to recycle;
5. the pressure sensor in the auxiliary measuring hole is used for accurately measuring the internal pressure of the fire extinguisher, so that the effectiveness of the fire extinguisher can be conveniently detected.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a bottom view of fig. 1.
Fig. 3 is a schematic structural view of the valve body in the present invention.
Fig. 4 is a schematic structural diagram of the heat-conducting ring network of the present invention.
Fig. 5 is a schematic view of the construction of the adjusting bolt of the present invention.
In the figure: the valve body 1 comprises a first sealing ring 10, a pressure measuring hole 11, a pressure gauge 111, a pressure relief hole 12, a limiting cover 121, a pressure relief spring 122, a pressure relief block 123, a sealing cushion block 124, an air inlet 13, a second sealing ring 130, an air core cap 131, an air core cap 132, an auxiliary measuring hole 14, a pressure sensor 141, a gland 142, a nozzle 2, a ball seat 3, a flow deflector 4, a glass ball 5, a heat-conducting ring network 6 and a connecting wire 62 and.
Detailed Description
The invention is further described below with reference to the figures and specific embodiments.
In fig. 1, fig. 2, fig. 3 and fig. 4, a valve that suspension type extinguishing device used, including valve body 1, the upper end screw thread below of valve body 1 is equipped with first sealing washer 10, is equipped with spout 2 in the valve body 1, and spout 2 is located the upper end of valve body 1, is equipped with ball seat 3 in the spout 2, and the lower extreme of ball seat 3 is equipped with the shaft shoulder, and the shaft shoulder size is greater than the 2 diameters of spout, and the side of ball seat 3 and shaft shoulder downside are sealed with valve body 1 through the sealing washer respectively. The end of the valve body 1 opposite to the nozzle 2 is provided with a plurality of flow deflectors 4, the flow deflectors 4 are evenly distributed on the circumference, and the flow deflectors 4 are bent towards one side of the nozzle 2. Be equipped with the glass ball 5 that supports ball seat 3 between ball seat 3 and the valve body 1, the upside of water conservancy diversion piece 4 is equipped with post silk 7, and post silk 7 is fixed through screw and valve body 1, and 7 surfaces on the post silk are equipped with anaerobic glue, make things convenient for the fixed of post silk 7. The inside blind hole that is equipped with of lower extreme of ball seat 3, the one end of glass ball 5 is withstood to post silk 7, and the other end of glass ball 5 is withstood in the blind hole cooperation. The side wall of the valve body 1 is provided with a pressure measuring hole 11, a pressure relief hole 12 and an air inlet hole 13 which are communicated with the nozzle 2, an air core 131 is arranged in the air inlet hole 13, and an air core cap 132 is arranged at one outward end of the air inlet hole 13. A second sealing ring 130 is arranged between the gas core 131 and the gas core cap 132, the pressure measuring hole 11 is a stepped hole, the diameter of the end, facing the outside of the valve body 1, of the pressure measuring hole 11 is larger than the diameter of the end, facing the inside of the valve body 1, of the pressure measuring hole 11, and a pressure gauge 111 is arranged at the end, facing the outside of the valve body 1, of the pressure measuring hole 11. Pressure release hole 12 is equipped with pressure release spring 122 including the spacing lid 121 of band-pass hole in the spacing lid 121, and the other end that pressure release spring 122 and spacing lid 121 place one end correspond is equipped with the pressure release piece 123 of band-pass hole, and the inside of pressure release piece 123 also is equipped with the through-hole, and pressure release piece 123 is equipped with the leading pipe of embedding in pressure release spring 122 inside towards one side of pressure release spring 122, is equipped with sealing pad 124 in the pressure release piece 123. The sealing cushion 124 is embedded on the side of the pressure relief block facing away from the pressure relief spring. The pressure measuring hole 11 and the air inlet hole 13 are positioned on the same plane, the side surface of the valve body 1 is also provided with an auxiliary measuring hole 14, and a pressure sensor 141 can be arranged in the auxiliary measuring hole 14. The adjustable pressure measuring device is provided with an adjusting bolt 141, the auxiliary measuring hole 14 is a stepped hole with the diameter gradually increasing from inside to outside, the auxiliary measuring hole 14 comprises three diameter hole surfaces, the auxiliary measuring hole 14 is located between the pressure measuring hole 11 and the air inlet hole 13, the axis of the auxiliary measuring hole 14 is perpendicular to the axis of the air inlet hole 13, the axis of the pressure relief hole 12 is parallel to the axis of the auxiliary measuring hole 14, and the pressure relief hole 12 is communicated with the air inlet hole 13. The outer side of the glass ball 5 is fixedly coated with a heat-conducting ring network 6, and the inner side of the heat-conducting ring network 6 is bonded with the glass ball 5. As shown in fig. 4, the heat conductive ring 6 includes a spring-shaped heat conductive main body 61, and a connecting line 62 parallel to the axis of the heat conductive main body 61 is disposed outside the heat conductive main body 61. The two connecting wires 62 are symmetrically disposed on both sides of the heat conductive body 61. The heat-conducting ring net 6 is made of copper. Two ends of the heat-conducting ring net 6 are respectively connected and fixed with the ball seat 3 and the valve body 1.
In fig. 5, a gland 142 is arranged in the auxiliary measuring hole 14, the gland 142 is in threaded connection with the auxiliary measuring hole, and when the pressure sensor 141 is not arranged in the auxiliary measuring hole 14, the gland 142 closes the auxiliary measuring hole 14, so that the structural performance of the auxiliary measuring hole 14 and the sealing performance of the valve are protected.
Driving gas is input into the valve through the air inlet hole 13, the air core 131 is opened, the pressure relief spring 122 in the pressure relief hole 12 is a calibration spring and provides pressure for the pressure relief block 123, and the sealing cushion block 124 blocks the pressure relief hole 12; after the valve is heated, the heat conduction ring network 6 quickly receives heat and responds, a continuous action of higher temperature is required, if the temperature is instantaneous, the heat conduction ring network 6 can quickly absorb heat and dissipate heat, the glass ball 5 is prevented from being damaged, and the response precision of the glass ball 5 is improved; under the continuous action of temperature, the heat-conducting ring network 6 heats the glass ball 5, the glass ball 5 reaches the action temperature, the glass ball 5 is automatically blasted along the lines of the heat-conducting ring network 6, the blasting point of the glass ball 5 is controllable, the heat-conducting ring network 6 is driven by the blasting pressure of the glass ball 5 and the gravity of the ball seat 3 to deform after the glass ball 5 is cracked, the connecting line 62 can rapidly drive the ball seat 3 to fall under the blasting pressure of the glass ball 5, the common glass ball 5 can generate upward reaction force on the ball seat 3 during blasting, then the ball seat 3 falls, and the response speed is not as rapid as that of the valve; the ball seat 3 is connected with the connecting line 62 though quickly falling off under the connection of the heat-conducting ring network 6, so that the connection safety is high, the recycling of the valve is facilitated, and the resource utilization rate is high; the pressure relief hole 12 is communicated with the air inlet 13, when the fire is strong, the tank body is stably and rapidly raised, the pressure in the tank body is increased, the gas pushes the pressure relief block 123 to move outwards, the pressure relief hole 12 quickly relieves the pressure, the gas core 131 can be protected while the pressure is relieved, the tank body is prevented from being exploded, and the recovery utilization rate of the fire extinguisher is improved; relief spring 122 may urge relief block 123 to reset when tank pressure decreases.
Claims (6)
1. A valve for a suspension type fire extinguishing device comprises a valve body, wherein a nozzle is arranged in the valve body, a ball seat is arranged in the nozzle, a flow deflector is arranged at one end of the valve body, which is opposite to the nozzle, and a glass ball for supporting the ball seat is arranged between the ball seat and the valve body; the inner side of the heat-conducting ring network is bonded with the glass ball; the heat conduction ring network comprises a spring-shaped heat conduction main body, and a connecting line parallel to the axis of the heat conduction main body is arranged on the outer side of the heat conduction main body; the heat-conducting ring network is made of copper; the pressure relief hole comprises a limiting cover with a through hole, a pressure relief spring is arranged in the limiting cover, a pressure relief block with a through hole is arranged at the other end of the pressure relief spring, which corresponds to one end of the limiting cover, and a sealing cushion block is arranged in the pressure relief block; driving gas is input into the valve through a gas inlet hole, a gas core is arranged in the gas inlet hole and is opened, a pressure relief spring in the pressure relief hole is a calibration spring and provides pressure for a pressure relief block, and a sealing cushion block blocks the pressure relief hole; after the valve is heated, the heat conduction ring network quickly receives heat and responds, a continuous action of higher temperature is required, if the temperature is instantaneous, the heat conduction ring network can quickly absorb heat and dissipate heat, the glass ball is prevented from being damaged, and the response precision of the glass ball is improved; under the continuous effect of temperature, the heat conduction looped netowrk heats the glass ball, and the glass ball reaches the action temperature, and the automatic blasting of the line along heat conduction looped netowrk of glass ball, the blast point of glass ball is controllable.
2. The valve as claimed in claim 1, wherein the auxiliary measuring hole is located between the pressure measuring hole and the air inlet hole, the axis of the auxiliary measuring hole is perpendicular to the axis of the air inlet hole, the axis of the pressure relief hole is parallel to the axis of the auxiliary measuring hole, and the pressure relief hole is communicated with the air inlet hole.
3. A suspended fire extinguisher valve as claimed in claim 1, wherein the baffles are circumferentially evenly spaced and are curved to the side of the nozzle.
4. A valve for a suspended fire extinguisher according to claim 1, wherein the pressure measuring hole is a stepped hole formed by two coaxial hole surfaces, the diameter of the end of the pressure measuring hole facing the outside of the valve body is larger than the diameter of the end of the pressure measuring hole facing the inside of the valve body, and the end of the pressure measuring hole facing the outside of the valve body is provided with a pressure gauge.
5. A valve for a suspended fire extinguishing unit according to claim 1, wherein a pressure sensor is arranged in the auxiliary measuring hole.
6. A suspended fire extinguishing apparatus valve according to claim 1, wherein the connecting line is symmetrically provided with two connecting lines on both sides of the heat conducting body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810564814.6A CN109011302B (en) | 2018-06-04 | 2018-06-04 | Valve for suspension type fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810564814.6A CN109011302B (en) | 2018-06-04 | 2018-06-04 | Valve for suspension type fire extinguishing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109011302A CN109011302A (en) | 2018-12-18 |
| CN109011302B true CN109011302B (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810564814.6A Active CN109011302B (en) | 2018-06-04 | 2018-06-04 | Valve for suspension type fire extinguishing device |
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| CN (1) | CN109011302B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109568860A (en) * | 2018-12-26 | 2019-04-05 | 微山宏瑞电力科技有限公司 | A kind of intelligent water sprinkling spray head |
| CN110755795A (en) * | 2019-11-05 | 2020-02-07 | 广州供电局有限公司 | Fire extinguishing device and fire extinguishing system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101229417A (en) * | 2007-11-06 | 2008-07-30 | 中汽客汽车零部件（厦门）有限公司 | Puissant automatic fire-smothering unit |
| CN206414650U (en) * | 2016-11-28 | 2017-08-18 | 北京天康达科技发展有限公司 | A kind of hanged extinguishing equipment |
| CN206454157U (en) * | 2016-12-19 | 2017-09-01 | 国网湖北省电力公司武汉市沌口经济开发区供电公司 | A kind of extinction using gas autoalarm |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3458315B2 (en) * | 1994-09-29 | 2003-10-20 | 能美防災株式会社 | Sprinkler head |
| CN101670160A (en) * | 2009-09-24 | 2010-03-17 | 颜月甜 | Electro-thermal detonation fast-response temperature-sensitive rotary spraying fire extinguishing apparatus |
| CN107485814A (en) * | 2017-09-22 | 2017-12-19 | 德清县安泰消防机械有限公司 | Thermoinduction applicator |
-
2018
- 2018-06-04 CN CN201810564814.6A patent/CN109011302B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101229417A (en) * | 2007-11-06 | 2008-07-30 | 中汽客汽车零部件（厦门）有限公司 | Puissant automatic fire-smothering unit |
| CN206414650U (en) * | 2016-11-28 | 2017-08-18 | 北京天康达科技发展有限公司 | A kind of hanged extinguishing equipment |
| CN206454157U (en) * | 2016-12-19 | 2017-09-01 | 国网湖北省电力公司武汉市沌口经济开发区供电公司 | A kind of extinction using gas autoalarm |
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| CN109011302A (en) | 2018-12-18 |
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