CN104436506A - Fire extinguishing method by adopting double fire detection tube starting manner and fire extinguishing device thereof with double fire detection tubes - Google Patents
Fire extinguishing method by adopting double fire detection tube starting manner and fire extinguishing device thereof with double fire detection tubes Download PDFInfo
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- CN104436506A CN104436506A CN201410681983.XA CN201410681983A CN104436506A CN 104436506 A CN104436506 A CN 104436506A CN 201410681983 A CN201410681983 A CN 201410681983A CN 104436506 A CN104436506 A CN 104436506A
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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
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Abstract
The invention discloses a fire extinguishing method by adopting double fire detection tube starting manner and a fire extinguishing device thereof with double fire detection tubes. The fire extinguishing device comprises a first fire detection tube, a second fire detection tube, a container and a container valve, wherein an extinguishant is stored in the container; the container valve is mounted at the upper end hole of the container; one end of each of the first fire detection tube and the second fire detection tube are connected onto the container valve at the same time; the container valve comprises a valve body, a piston and a spring. The fire extinguishing method by adopting the double fire detection tube starting manner and the fire extinguishing device thereof with double fire detection tubes, which are disclosed by the invention, have the benefits that firstly, the operation is reliable as double fire detection tubes are adopted to detect the fire; secondly, pre-alarm signals can be transmitted; thirdly, mal-operation caused by leakage is reduced; fourthly, the structure is simple.
Description
Technical field
The invention belongs to technical field of fire control, relate in particular to a kind of two spy fire tube and start extinguishing method and extinguishing device thereof.
Background technology
Visiting fire tube automatic fire extinguisher is a kind of brand-new temperature-sensitive self-starting extinguishing device.This technology current comprises China in a lot of country and obtains patent of invention, and obtains the accreditation of many countries and mechanism, and all conglomeraties and field are widely used all over the world, has therefore been subject to attention that is international and domestic fire-fighting circle.Within 2006, in " Code for fire protection design of buildings " (GB50016-2006) of up-to-date revision, the application visiting fire tube automatic fire extinguisher is also illustrated.China has also successively promulgated some specifications visiting fire tube products and technical requirement, as " temperature-sensitive self-starting extinguishing device authentication techniques specification " (CNCA/CTS 0015-2010) etc., has done following regulation in specification to some terms visiting fire tube:
Visit fire tube: there is automatic detection fire and transmit fire information, start extinguishing device and the pressurising flexible nonmetallic tubing of energy conveying extinguishing agent.
Spy fire tube automatic fire extinguisher conventional at present mainly contains direct-type and indirect type two kinds.Fig. 1 is that a kind of conventional direct-type visits fire tube automatic fire extinguisher structural representation.As shown in Figure 1, its primarily of the container 2 for storing extinguishing chemical, be arranged on container 2 upper port place, be connected to container value 3 for the container value 3 of openable container 2 and one end, inside is filled with pressed gas, for the spy fire tube 1 three part composition of Automatic spark detection and conveying, spray fire extinguishing agent.The extinguishing mechanism that this direct-type visits fire tube automatic fire extinguisher is when breaking out of fire; visit the position that on fire tube 1, heating temperature is the highest and automatically produce explosion by softening; at this moment the pressure visited in fire tube 1 will decline; open container value 3 thus; extinguishing chemical in result container 2 is outwards discharged into protected area by after container value 3 by the foramen lacerum visited on fire tube 1, thus reaches the object of fire extinguishing.
Fig. 2 is that a kind of conventional indirect type visits fire tube automatic fire extinguisher structural representation.As shown in Figure 2, its primarily of the container 2 for storing extinguishing chemical, be arranged on container 2 upper port place, container value 3 is connected to for the container value 3 of openable container 2, one end, inside is filled with pressed gas, container value 3 is connected to, for releasing tube 4 and the nozzle 5 five part composition that is arranged on releasing tube 4 of conveying extinguishing agent for the spy fire tube 1 of Automatic spark detection, one end.The extinguishing mechanism that this indirect type visits fire tube automatic fire extinguisher is when breaking out of fire; visit the position that on fire tube 1, heating temperature is the highest and automatically produce explosion by softening; at this moment the pressure visited in fire tube 1 will decline; open container value 3 thus; extinguishing chemical in result container 2 outwards will be discharged into protected area by releasing tube 4 from nozzle 5, thus reach the object of fire extinguishing.
Visit the new varieties that fire tube is high-tech area exploitation, it is the nonmetal composite of a kind of high-tech, it relies on the many sensing points (line style) along visiting fire tube setting to carry out detection, collect long-time leak resistance, pliability and effective response to temperature are in one, at certain temperature range implosive, thus ejecting extinguishing medium or transmission fire signal, its advantage is can be fast, accurately, effectively detect and put out burning things which may cause a fire disaster, collect newspapers alert and put out a fire in one, and do not need power supply owing to visiting fire tube, can not because of oil, dust, the impact of cigarette and electromagnetic interference and cause detecting function to weaken and false alarm.But existing spy fire tube automatic fire extinguisher exists following problem: 1, cannot give warning in advance, only have and just can give the alarm when visiting the action of fire tube automatic fire extinguisher later, warning can not be sent before fire occurs.2, visit fire tube operating temperature too high, because existing spy fire tube pressure is high, flow large, so its operating temperature can not design too low, so just can not detect fire more delicately.3, installing bad or can cause under being subject to the situation such as External Force Acting, damaged by rats visiting fire tube leakage and make the misoperation of spy fire tube automatic fire extinguisher; thus affect the normal operation of protected equipment; also again must fill extinguishing chemical in container 2 in this case in addition, thus cause economic loss.
Summary of the invention
In order to solve the problem, a kind of two spy fire tube is the object of the present invention is to provide to start extinguishing method and extinguishing device thereof, early warning signal can be sent when one visits fire tube action, and only start fire extinguishing when two visit fire tube action, thus the problems such as misoperation can be reduced because of leakage.
In order to achieve the above object, (empty temporarily herein, after claim is determined, I copies again)
Provided by the invention pair of spy fire tube automatic fire extinguisher has following beneficial effect:
1, two-way is adopted to visit fire tube detection, reliable in action;
2, different because visiting fire tube operating temperature, or distance point of origin position is different, after the action of first spy fire tube, can send early warning signal;
3, misoperation is decreased because of leakage;
4, structure is simple.
Accompanying drawing explanation
Fig. 1 is that a kind of conventional direct-type visits fire tube automatic fire extinguisher structural representation.
Fig. 2 is that a kind of conventional indirect type visits fire tube automatic fire extinguisher structural representation.
Two spy fire tube automatic fire extinguisher structural representations that Fig. 3 provides for the embodiment of the present invention 1.
Fig. 4 is container value vertical structure sectional view in the two spy fire tube automatic fire extinguishers shown in Fig. 3.
Two spy fire tube automatic fire extinguisher structural representations that Fig. 5 provides for the embodiment of the present invention 2.
Two spy fire tube automatic fire extinguisher structural representations that Fig. 6 provides for the embodiment of the present invention 3.
Two spy fire tube automatic fire extinguisher structural representations that Fig. 7 provides for the embodiment of the present invention 4.
The container value vertical structure sectional view that Fig. 8 provides for the embodiment of the present invention 5.
The container value vertical structure sectional view that Fig. 9 provides for the embodiment of the present invention 6.
Figure 10 is that the container value A-A shown in Fig. 9 is to sectional view.
The container value vertical structure sectional view that Figure 11 embodiment of the present invention 7 provides.
The container value vertical structure sectional view that Figure 12 provides for the embodiment of the present invention 8.
Detailed description of the invention
Start extinguishing device below in conjunction with the drawings and specific embodiments to provided by the invention pair of spy fire tube to be described in detail.The parts identical with prior art adopt identical drawing reference numeral, and omit the explanation carried out it.
Definition: pressure fluid of the present invention comprises non-combustion-supporting property pressed gas, as the mist of one or two or more kinds in nitrogen, carbon dioxide, heptafluoro-propane, HFC-236fa, fluoroform, argon gas, or liquid, as water, foam solution, or pulvis, as nitrogen or argon gas and dry-chemical fire extinguishing agent composition.
Embodiment 1:
As shown in Figure 3, Figure 4, two spy fire tubes that the present embodiment provides start extinguishing device and comprise the 1st spy fire tube 1A, the 2nd spy fire tube 1B, container 2 and container value 7; Wherein have extinguishing chemical in container 2; Container value 7 is arranged on container 2 upper port place, for openable container 2; 1st one end visiting fire tube 1A and the 2nd spy fire tube 1B is connected on container value 7 simultaneously, and inside is filled with pressed gas or liquid, and the other end is closed respectively; Described container value 7 comprises valve body 8, piston 9, piston rod 10 and spring 11; Wherein the middle part of valve body 8 is provided with horizontally disposed dividing plate 12, thus the inside of valve body 8 is divided into upper chamber and lower cavity, and the middle part of dividing plate 12 is formed with a piston rod through hole; Be provided with one the 1st in the middle part of the end face of valve body 8 and visit fire tube interface 13, end face inner surface is positioned at the 1st position visited outside fire tube interface 13 and is formed with an annular top internal chamber wall 14 downwards, top periphery is formed with one the 2nd and visits fire tube interface 15, lower circumference face is formed with one and the 2nd exhaust outlet 16 visited fire tube 1B and be connected, bottom surface is formed with an air inlet 17 be connected with container 2 upper port; The upper chamber that piston 9 is arranged on valve body 8 is inner, upper surface middle part is formed with a lower lumen wall 18 be positioned at the axle center of top internal chamber wall 14 on same vertical line, the top of lower lumen wall 18 is positioned at the outside of top internal chamber wall 14, and the internal diameter of lower lumen wall 18 equals the external diameter of top internal chamber wall 14, thus upper chamber is divided into inner chamber and exocoel; Spring 11 arranges in the lumen; Piston rod 10 runs through in the piston rod through hole that is arranged on dividing plate 12, and upper end is connected to the bottom center position of piston 9.
The two spy fire tube extinguishing device operation principles now provided by the present embodiment are described below: the existing operating temperature for the 1st spy fire tube 1A is described lower than the operating temperature that the 2nd visits fire tube 1B, and vice versa.Before normal work, first fire tube 1A is visited the 1st, the pressed gas or liquid with certain pressure is filled with in 2nd spy fire tube 1B, this gas or liquid visit visiting fire tube interface the 13 and the 2nd by the 1st inner chamber and the outer chamber that fire tube interface 15 flows into container value 7 upper valve body 8, because this part gas or the pressure of liquid and the elastic force of spring 11 are greater than the pressure of extinguishing chemical in container 2, therefore piston 9 will move down, thus utilize piston rod 10 lower end to seal up air inlet 17, now container 2, container value 7, 1st visits the pressure balance in fire tube 1A and the 2nd spy fire tube 1B, therefore container value 7 is in closed condition.
When a fire, 1st heated part visited on fire tube 1A and the 2nd spy fire tube 1B1 can produce softening, when external temperature reaches the operating temperature of the 1st spy fire tube 1A, the position it being in maximum temperature place can burst automatically because of softening, thus the 1st pressure visited in fire tube 1A is reduced, the gas at this moment in inner chamber or the distress resolves of liquid effects on piston 9 top.When temperature continues the operating temperature being elevated to the 2nd spy fire tube 1B, the position it being in maximum temperature place can burst automatically because of softening, at this moment the gas in exocoel or the distress resolves of liquid effects on piston 9 top, now, piston 9 moves up under the pressure effect of extinguishing chemical in container 2, Compress Spring 11 simultaneously, thus make piston rod 9 leave air inlet 17, extinguishing chemical afterwards in container 2 through valve body 8 lower cavity and flow into the 2nd from the exhaust outlet 16 container value 7 and visit in fire tube 1B, protected space is outwards spurted in last explosion hole from it, thus reach the object of fire extinguishing.
When the 1st spy fire tube 1A leaks under external force, in it, pressure reduces, and in coupled logical inner chamber, the pressure of gas or liquid also will reduce, and the gas at this moment in inner chamber or the power of liquid effects on piston 9 will disappear.But because the 2nd pressure visited in fire tube 1B and exocoel is normal, therefore in exocoel, the pressure of gas or liquid and the elastic force of spring 11 are still greater than the pressure of extinguishing chemical in container 2, so piston 9 can not move up, container value 7 also can not be opened, this device can not misoperation, and after maintenance, this device still can normally work.
When the 2nd spy fire tube 1B leaks under external force, in it, pressure reduces, and in coupled logical exocoel, the pressure of gas or liquid also will reduce, and the gas at this moment in exocoel or the power of liquid effects on piston 9 will disappear.But because the 1st pressure visited in fire tube 1A and inner chamber is normal, therefore in inner chamber, the pressure of gas or liquid and the elastic force of spring 11 are still greater than the pressure of extinguishing chemical in container 2, so piston 9 can not move up, container value 7 also can not be opened, this device can not misoperation, and after maintenance, this device still can normally work.
Embodiment 2:
As shown in Figure 4, Figure 5, two spy fire tubes that the present embodiment provides start extinguishing device and comprise the 1st spy fire tube 1A, the 2nd spy fire tube 1B, container 2, releasing tube 4, shower nozzle 5 and container value 7; Wherein have extinguishing chemical in container 2; Container value 7 is arranged on container 2 upper port place, and for openable container 2, its structure is same as the previously described embodiments; 1st inside visiting fire tube 1A and the 2nd spy fire tube 1B is filled with pressed gas or liquid, wherein the 1st one end visiting fire tube 1A is connected on the 1st spy fire tube interface 13 of container value 7,2nd one end visiting fire tube 1B is connected to the 2nd of container value 7 and visits on fire tube interface 15, and the other end is closed respectively; One end of releasing tube 4 is connected on the exhaust outlet 16 of container value 7, for conveying extinguishing agent; Nozzle 5 is arranged on releasing tube 4.
The two spy fire tubes now provided by the present embodiment start extinguishing device operation principle and are described below: the existing operating temperature for the 1st spy fire tube 1A is described lower than the operating temperature that the 2nd visits fire tube 1B, and vice versa.Before normal work, first fire tube 1A is visited the 1st, the pressed gas or liquid with certain pressure is filled with in 2nd spy fire tube 1B, this gas visits visiting fire tube interface the 13 and the 2nd by the 1st inner chamber and the outer chamber that fire tube interface 15 flows into container value 7 upper valve body 8, because this part gas or the pressure of liquid and the elastic force of spring 11 are greater than the pressure of extinguishing chemical in container 2, therefore piston 9 will move down, thus utilize piston rod 10 lower end to seal up air inlet 17, now container 2, container value 7, 1st visits the pressure balance in fire tube 1A and the 2nd spy fire tube 1B, therefore container value 7 is in closed condition.
When a fire, 1st heated part visited on fire tube 1A and the 2nd spy fire tube 1B can produce softening, when external temperature reaches the operating temperature of the 1st spy fire tube 1A, the position it being in maximum temperature place can burst automatically because of softening, thus the 1st pressure visited in fire tube 1A is reduced, the gas at this moment in inner chamber or the distress resolves of liquid effects on piston 9 top.When temperature continues the operating temperature being elevated to the 2nd spy fire tube 1B, the position it being in maximum temperature place can burst automatically because of softening, at this moment the gas in exocoel or the distress resolves of liquid effects on piston 9 top, now, piston 9 moves up under the pressure effect of extinguishing chemical in container 2, Compress Spring 11 simultaneously, thus make piston rod 9 leave air inlet 17, extinguishing chemical afterwards in container 2 through valve body 8 lower cavity and flow into releasing tube 4 from the exhaust outlet 16 container value 7, protected space is outwards spurted finally by shower nozzle 5, thus reach the object of fire extinguishing.
When the 1st spy fire tube 1A leaks under external force, in it, pressure reduces, and in coupled logical inner chamber, the pressure of gas or liquid also will reduce, and the gas at this moment in inner chamber or the power of liquid effects on piston 9 will disappear.But because the 2nd pressure visited in fire tube 1B and exocoel is normal, therefore in exocoel, the pressure of gas or liquid and the elastic force of spring 11 are still greater than the pressure of extinguishing chemical in container 2, so piston 9 can not move up, container value 7 also can not be opened, this device can not misoperation, and after maintenance, this device still can normally work.
When the 2nd spy fire tube 1B leaks under external force, in it, pressure reduces, and in coupled logical exocoel, the pressure of gas or liquid also will reduce, and the gas at this moment in exocoel or the power of liquid effects on piston 9 will disappear.But because the 1st pressure visited in fire tube 1A and inner chamber is normal, therefore in inner chamber, the pressure of gas or liquid and the elastic force of spring 11 are still greater than the pressure of extinguishing chemical in container 2, so piston 9 can not move up, container value 7 also can not be opened, this device can not misoperation, and after maintenance, this device still can normally work.
In addition, the exhaust outlet 16 of two spy fire tubes startup extinguishing device upper containers 2 that the present embodiment can be provided is connected to fetch with the container being used for storing extinguishing chemical and starts this foamite container, at this moment, this pair of spy fire tube startup extinguishing device is actually and uses as starting drive.
Embodiment 3:
As shown in Fig. 4, Fig. 6, it is that the 1st of the two spy fire tube automatic fire extinguishers provided in embodiment 1 are visited on fire tube 1A and the 2nd spy fire tube 1B and are connected a pressure switch 6 respectively that the two spy fire tubes that the present embodiment provides start extinguishing devices, and other structure is constant.
The two spy fire tubes now provided by the present embodiment start extinguishing device operation principle and are described below: the existing operating temperature for the 1st spy fire tube 1A is described lower than the operating temperature that the 2nd visits fire tube 1B, and vice versa.Before normal work, first fire tube 1A is visited the 1st, the pressed gas or liquid with certain pressure is filled with in 2nd spy fire tube 1B, this gas or liquid visit visiting fire tube interface the 13 and the 2nd by the 1st inner chamber and the outer chamber that fire tube interface 15 flows into container value 7 upper valve body 8, because this part gas or the pressure of liquid and the elastic force of spring 11 are greater than extinguishing agent pressure in container 2, therefore piston 9 will move down, thus utilize piston rod 10 lower end to seal up air inlet 17, now container 2, container value 7, 1st visits the pressure balance in fire tube 1A and the 2nd spy fire tube 1B, therefore container value 7 is in closed condition.
When a fire, 1st heated part visited on fire tube 1A and the 2nd spy fire tube 1B1 can produce softening, when external temperature reaches the operating temperature of the 1st spy fire tube 1A, the position it being in maximum temperature place can burst automatically because of softening, thus the 1st pressure visited in fire tube 1A is reduced, at this moment the gas in inner chamber or the distress resolves of liquid effects on piston 9 top, coupled pressure switch 6 action also exports early warning signal.When temperature continues the operating temperature being elevated to the 2nd spy fire tube 1B, the position it being in maximum temperature place can burst automatically because of softening, coupled pressure switch 6 action also exports early warning signal, at this moment the gas in exocoel or the distress resolves of liquid effects on piston 9 top, now, piston 9 moves up under the pressure effect of extinguishing chemical in container 2, Compress Spring 11 simultaneously, thus make piston rod 9 leave air inlet 17, extinguishing chemical afterwards in container 2 through valve body 8 lower cavity and flow into the 2nd from the exhaust outlet 16 container value 7 and visit in fire tube 1B, protected space is outwards spurted in last explosion hole from it, thus reach the object of fire extinguishing.
When the 1st spy fire tube 1A leaks under external force, in it, pressure reduces, in coupled logical inner chamber, the pressure of gas or liquid also will reduce, and the gas at this moment in inner chamber or the power of liquid effects on piston 9 will disappear, and coupled pressure switch 6 is by action and export early warning signal.But because the 2nd pressure visited in fire tube 1B and exocoel is normal, therefore in exocoel, the pressure of gas or liquid and the elastic force of spring 11 are still greater than extinguishing agent pressure in container 2, so piston 9 can not move up, container value 7 also can not be opened, this device can not misoperation, staff receives early warning signal and can arrive scene and check, after maintenance, this device still can normally work.
When the 2nd spy fire tube 1B leaks under external force, in it, pressure reduces, in coupled logical exocoel, the pressure of gas or liquid also will reduce, and the gas at this moment in exocoel or the power of liquid effects on piston 9 will disappear, and coupled pressure switch 6 is by action and export early warning signal.But because the 1st pressure visited in fire tube 1A and inner chamber is normal, therefore in inner chamber, the pressure of gas or liquid and the elastic force of spring 11 are still greater than extinguishing agent pressure in container 2, so piston 9 can not move up, container value 7 also can not be opened, this device can not misoperation, staff receives early warning signal and can arrive scene and check, after maintenance, this device still can normally work.
Embodiment 4:
As shown in Fig. 4, Fig. 7, it is that the 1st of the two spy fire tube automatic fire extinguishers provided in embodiment 2 are visited on fire tube 1A and the 2nd spy fire tube 1B and are connected a pressure switch 6 respectively that the two spy fire tubes that the present embodiment provides start extinguishing devices, and other structure is constant.
When a fire, 1st heated part visited on fire tube 1A and the 2nd spy fire tube 1B1 can produce softening, when external temperature reaches the operating temperature of the 1st spy fire tube 1A, the position it being in maximum temperature place can burst automatically because of softening, thus the 1st pressure visited in fire tube 1A is reduced, at this moment the gas in inner chamber or the distress resolves of liquid effects on piston 9 top, coupled pressure switch 6 action also exports early warning signal.When temperature continues the operating temperature being elevated to the 2nd spy fire tube 1B, the position it being in maximum temperature place can burst automatically because of softening, coupled pressure switch 6 action also exports early warning signal, at this moment the gas in exocoel or the distress resolves of liquid effects on piston 9 top, now, piston 9 moves up under the pressure effect of extinguishing chemical in container 2, Compress Spring 11 simultaneously, thus make piston rod 9 leave air inlet 17, extinguishing chemical afterwards in container 2 through valve body 8 lower cavity and flow into releasing tube 4 from the exhaust outlet 16 container value 7, protected space is outwards spurted finally by shower nozzle 5, thus reach the object of fire extinguishing.
When the 1st spy fire tube 1A leaks under external force, in it, pressure reduces, in coupled logical inner chamber, the pressure of gas or liquid also will reduce, and the gas at this moment in inner chamber or the power of liquid effects on piston 9 will disappear, and coupled pressure switch 6 is by action and export early warning signal.But because the 2nd pressure visited in fire tube 1B and exocoel is normal, therefore in exocoel, the pressure of gas or liquid and the elastic force of spring 11 are still greater than extinguishing agent pressure in container 2, so piston 9 can not move up, container value 7 also can not be opened, this device can not misoperation, staff receives early warning signal and can arrive scene and check, after maintenance, this device still can normally work.
When the 2nd spy fire tube 1B leaks under external force, in it, pressure reduces, in coupled logical exocoel, the pressure of gas or liquid also will reduce, and the gas at this moment in exocoel or the power of liquid effects on piston 9 will disappear, and coupled pressure switch 6 is by action and export early warning signal.But because the 1st pressure visited in fire tube 1A and inner chamber is normal, therefore in inner chamber, the pressure of gas or liquid and the elastic force of spring 11 are still greater than extinguishing agent pressure in container 2, so piston 9 can not move up, container value 7 also can not be opened, this device can not misoperation, staff receives early warning signal and can arrive scene and check, after maintenance, this device still can normally work.
Embodiment 5:
As shown in Fig. 8, Fig. 3, two spy fire tubes that the present embodiment provides start extinguishing device and comprise the 1st spy fire tube 1A, the 2nd spy fire tube 1B, container 2 and container value 27; Wherein have extinguishing chemical in container 2; Container value 27 is arranged on container 2 upper port place, for openable container 2; 1st one end visiting fire tube 1A and the 2nd spy fire tube 1B is connected on container value 27 simultaneously, and inside is filled with pressed gas or liquid, and the other end is closed respectively; Described container value 27 comprises valve body 21, lower piston 23, lower piston bar 28, upper piston 22 and upper piston bar 29; Wherein the inside of valve body 21 is provided with horizontally disposed upper partition 25 and lower partition 26, thus the inside of valve body 21 is divided into upper chamber, middle part cavity and lower cavity, and the middle part of upper partition 25 and lower partition 26 is formed with a piston rod through hole respectively; Be provided with one the 1st in the middle part of the end face of valve body 21 and visit fire tube interface 13, middle part periphery is formed with one the 2nd and visits fire tube interface 15, lower circumference face is formed with an exhaust outlet 16, bottom surface is formed with an air inlet 17 be connected with container 2 upper port; Lower piston 23 is arranged on the middle part inside cavity of valve body 21; The upper chamber that upper piston 22 is arranged on valve body 21 is inner; Lower piston bar 28 runs through in the piston rod through hole that is arranged in lower partition 26, and upper end is connected to the bottom center position of lower piston 23; Upper piston bar 29 runs through in the piston rod through hole that is arranged in upper partition 25, and upper end is connected to the bottom center position of upper piston 22, and lower end contacts with lower piston 23.
The two spy fire tubes now provided by the present embodiment start extinguishing device operation principle and are described below: the existing operating temperature for the 1st spy fire tube 1A is described lower than the operating temperature that the 2nd visits fire tube 1B, and vice versa.Before normal work, first visit in fire tube 1A, the 2nd spy fire tube 1B the 1st and be filled with the pressed gas or liquid with certain pressure, this gas or liquid visit visiting fire tube interface the 13 and the 2nd by the 1st upper chamber and the middle part inside cavity that fire tube interface 15 flows into container value 27 upper valve body 21, pressure due to this part gas or liquid is greater than the pressure of extinguishing chemical in container 2, therefore lower piston 23 and upper piston 22 will move down, thus utilize the lower end of lower piston bar 28 to seal up air inlet 17, upper piston bar 29 lower end is pressed in lower piston 23 upper surface.Pressure balance now in container 2, container value 27, the 1st spy fire tube 1A and the 2nd spy fire tube 1B, therefore container value 27 is in closed condition.
When a fire, 1st heated part visited on fire tube 1A and the 2nd spy fire tube 1B can produce softening, when external temperature reaches the operating temperature of the 1st spy fire tube 1A, the position it being in maximum temperature place can burst automatically because of softening, thus the 1st pressure visited in fire tube 1A is reduced, the gas in the upper chamber of at this moment valve body 21 or the distress resolves of liquid effects on upper piston 22 top.When temperature continues the operating temperature being elevated to the 2nd spy fire tube 1B; the position it being in maximum temperature place can burst automatically because of softening; gas in the middle part cavity of at this moment valve body 21 or the distress resolves of liquid effects on lower piston 23 top; now lower piston 23, upper piston 22 move up under the pressure effect of extinguishing chemical in container 2; thus make lower piston bar 28 leave air inlet 17; extinguishing chemical afterwards in container 2 through valve body 21 lower cavity and flow out to protected space from the exhaust outlet 16 container value 27, thus reach the object of fire extinguishing.
When the 1st spy fire tube 1A leaks under external force, in it, pressure reduces, and the gas in coupled logical valve body 21 upper chamber or the pressure of liquid also will reduce, and the gas at this moment in upper chamber or the power of liquid effects in upper piston 22 will disappear.But because the 2nd pressure visited in fire tube 1B and middle part cavity is normal, therefore in the cavity of middle part, the pressure of gas or liquid is still greater than the pressure of extinguishing chemical in container 2, so lower piston 23 can not move up, container value 27 also can not be opened, this device can not misoperation, and after maintenance, this device still can normally work.
When the 2nd spy fire tube 1B leaks under external force, in it, pressure reduces, and in the middle part of coupled logical valve body 21, in cavity, the pressure of gas or liquid also will reduce, and the gas at this moment in the cavity of middle part or the power of liquid effects in lower piston 23 will disappear.But because the 1st pressure visited in fire tube 1A and upper chamber is normal, therefore in upper chamber, the pressure of gas or liquid is still greater than the pressure of extinguishing chemical in container 2, so lower piston 23, upper piston 22 can not move up, container value 27 also can not be opened, this device can not misoperation, and after maintenance, this device still can normally work.
Embodiment 6:
As shown in Fig. 9, Figure 10 and Fig. 3, two spy fire tubes that the present embodiment provides start extinguishing device and comprise the 1st spy fire tube 1A, the 2nd spy fire tube 1B, container 2 and container value 40; Wherein have extinguishing chemical in container 2; Container value 40 is arranged on container 2 upper port place, for openable container 2; 1st one end visiting fire tube 1A and the 2nd spy fire tube 1B is connected on container value 40 simultaneously, and inside is filled with pressed gas or liquid, and the other end is closed respectively; Described container value 40 comprises valve body 31, first piston 32, first piston bar 49, second piston 35, second piston rod 46, the 3rd piston 37, the 3rd piston rod 50, first rocking arm 33, second rocking arm 34 and the 3rd rocking arm 36; Wherein the inside, left side of valve body 31 is main piston chamber, inside, right side is divided into former and later two sub-plunger shaft, top, main piston chamber is provided with horizontally disposed first dividing plate 48, and be formed with a piston rod through hole in the middle part of the first dividing plate 48, left side central portion is provided with gas outlet 16, and lower end is formed with an air inlet 17 be connected with container 2 upper port; The lower cavity that first piston 32 is arranged on main piston chamber is inner, and the top of first piston bar 49 is run through in the piston rod through hole that is arranged on the first dividing plate 48, and lower end is connected to the upper surface centre of first piston 42; The left end of the first rocking arm 33 is hinged on the upper end, left side in main piston chamber by connecting axle 38, middle part is positioned at directly over first piston bar 49; The top of former and later two sub-plunger shaft is respectively equipped with horizontally disposed second partition 46 and the 3rd dividing plate 47, and be formed with a piston rod through hole respectively in the middle part of second partition 46 and the 3rd dividing plate 47, lower end is respectively equipped with the 2nd and visits fire tube interface the 15 and the 1st spy fire tube interface 13; The lower cavity that second piston 35 and the 3rd piston 37 are separately positioned on front and back valve body 31 is inner, the top of the second piston rod 46 and the 3rd piston rod 50 is run through in the piston rod through hole that is arranged on second partition 46 and the 3rd dividing plate 47 respectively, and lower end is connected to the upper surface centre of the second piston rod 46 and the 3rd piston rod 50; The left part of the second rocking arm 34 and the 3rd rocking arm 36 is hinged on the upper end, right side in main piston chamber simultaneously by connecting axle 39, middle part lays respectively at directly over the second piston 35 and the 3rd piston 37, and under normal circumstances on the second rocking arm 34 and the 3rd rocking arm 36 position be positioned on the left of connecting axle 39 be positioned at the surface, right part of the first rocking arm 33.
The two spy fire tubes now provided by the present embodiment start extinguishing device operation principle and are described below: the existing operating temperature for the 1st spy fire tube 1A is described lower than the operating temperature that the 2nd visits fire tube 1B, and vice versa.Before normal work, first fire tube 1A is visited the 1st, the gas or liquid with certain pressure is filled with in 2nd spy fire tube 1B, this gas or liquid will be visited fire tube interface the 13 and the 2nd spy fire tube interface 15 by the 1st and flow into two sub-plunger shaft inside on valve body 31, thus to the second piston 35, 3rd piston 37 produces thrust upwards, at this moment the upper end of the second piston rod 46 and the 3rd piston rod 50 is by the right-hand member of upwardly the second rocking arm 34 and the 3rd rocking arm 36, this end is counterclockwise rotated along in Fig. 9 around connecting axle 39, thus make the position be positioned on the left of connecting axle 39 on the second rocking arm 34 and the 3rd rocking arm 36 just be pressed in the surface, right part of the first rocking arm 33, at this moment the middle part of the first rocking arm 33 will be pressed on first piston bar 49, thus make the lower surface of first piston 32 seal up air inlet 17, now container value 40 is in closed condition.
When a fire, 1st heated part visited on fire tube 1A and the 2nd spy fire tube 1B can produce softening, when external temperature reaches the operating temperature of the 1st spy fire tube 1A, the position it being in maximum temperature place can burst automatically because of softening, thus the 1st pressure visited in fire tube 1A is reduced, at this moment the gas in sub-plunger shaft that fire tube interface 13 is connected or the distress resolves of liquid effects in the 3rd piston 37 bottom is visited with the 1st, at this moment the 3rd piston 37 and the 3rd piston rod 50 will move down simultaneously, the right-hand member of the 3rd rocking arm 36 will rotate along in Fig. 9 clockwise around connecting axle 39, thus make the position be positioned on the left of connecting axle 39 on the 3rd rocking arm 36 leave the surface, right part of the first rocking arm 33, remove its constraint to the first rocking arm 33 right part thus.When temperature continues the operating temperature being elevated to the 2nd spy fire tube 1B, the position it being in maximum temperature place can burst automatically because of softening, at this moment the gas in sub-plunger shaft that fire tube interface 15 is connected or the distress resolves of liquid effects in the second piston 35 bottom is visited with the 2nd, at this moment the second piston 35 and the second piston rod 46 will move down simultaneously, second rocking arm 34 right-hand member will rotate along in Fig. 9 clockwise around connecting axle 39, thus make the second rocking arm 34 position be positioned on the left of connecting axle 39 leave the surface, right part of the first rocking arm 33, remove its constraint to the first rocking arm 33 right part thus, at this moment in container 2 extinguishing chemical pressure effect under first piston 32 will move up, thus make first piston 32 leave air inlet 17, extinguishing chemical afterwards in container 2 through valve body 31 lower cavity and flow into protected space from the exhaust outlet 16 container value 40, thus reach the object of fire extinguishing.
When the 1st spy fire tube 1A leaks under external force, in it, pressure reduces, gas in sub-plunger shaft that fire tube interface 13 is connected or the distress resolves of liquid effects in the 3rd piston 37 bottom is visited with the 1st, at this moment the 3rd piston 37 and the 3rd piston rod 50 will move down simultaneously, the right-hand member of the 3rd rocking arm 36 will rotate along in Fig. 9 clockwise around connecting axle 39, thus make the position be positioned on the left of connecting axle 39 on the 3rd rocking arm 36 leave the surface, right part of the first rocking arm 33, remove its constraint to the first rocking arm 33 right part thus.But due to the 2nd visit gas in fire tube 1B and coupled logical sub-plunger shaft or fluid pressure normal, therefore the second piston 35 is failure to actuate, second rocking arm 34 position be positioned on the left of connecting axle 39 is still pressed in the surface, right part of the first rocking arm 33, so first piston 32 can not move up, container value 40 also can not be opened, this device can not misoperation, and after maintenance, this device still can normally work.
When the 2nd spy fire tube 1B leaks under external force, in it, pressure reduces, gas in sub-plunger shaft that fire tube interface 15 is connected or the distress resolves of liquid effects in the second piston 35 bottom is visited with the 2nd, at this moment the second piston 35 and the second piston rod 46 will move down simultaneously, the right-hand member of the second rocking arm 34 will rotate along in Fig. 9 clockwise around connecting axle 39, thus make the position be positioned on the left of connecting axle 39 on the second rocking arm 34 leave the surface, right part of the first rocking arm 33, remove its constraint to the first rocking arm 33 right part thus.But due to the 1st visit gas in fire tube 1A and coupled logical sub-plunger shaft or fluid pressure normal, therefore the 3rd piston 37 is failure to actuate, the position 3rd Rocker arm 50 is positioned on the left of connecting axle 39 is still pressed in the surface, right part of the first rocking arm 33, so first piston 32 can not move up, container value 40 also can not be opened, this device can not misoperation, and after maintenance, this device still can normally work.
In the present embodiment, second rocking arm 34, the 3rd rocking arm 36 are not necessarily, here be the active force being strengthened the second piston 35, the 3rd piston 37 by leverage, if but calculate the area of piston, utilize the method changing piston action force direction, also can when do not need the second rocking arm 34, the 3rd rocking arm 36 make the second piston 35, the active force of the 3rd piston 37 acts directly on the first rocking arm 33, still can reach the object of clamping first rocking arm 33.
Embodiment 7:
As shown in Figure 11 and Fig. 3, two spy fire tubes that the present embodiment provides start extinguishing device and comprise the 1st spy fire tube 1A, the 2nd spy fire tube 1B, container 2 and container value 44; Wherein have gas extinguishing agent in container 2; Container value 44 is arranged on container 2 upper port place, for openable container 2; Described container value 44 comprises valve body 41, piston 42 and two springs 43; Wherein the lower surface of valve body 41 is provided with the air inlet 17 be connected with container 2 upper port, and in top wall, correspondence is provided with one the 1st and visits fire tube interface 13 and one the 2nd spy fire tube interface 15; Piston 42 is arranged on the inside of valve body 41; Two springs 43 are separately positioned on the both sides of piston 42; 1st one end visiting fire tube 1A is connected to the 1st of container value 44 and visits on fire tube interface 13, and the 2nd one end visiting fire tube 1B is connected to the 2nd of container value 44 and visits on fire tube interface 15, and the other end that the 1st spy fire tube 1A and the 2nd visits fire tube 1B is closed.
The two spy fire tubes now provided by the present embodiment start extinguishing device operation principle and are described below: the existing operating temperature for the 1st spy fire tube 1A is described lower than the operating temperature that the 2nd visits fire tube 1B, and vice versa.Before normal work, first visit in fire tube 1A and the 2nd spy fire tube 1B the 1st and be filled with the gas or liquid with certain pressure, at this moment the identical and ambient pressure balance of the spring force that the piston 42 in container value 44 applies due to both sides spring 43, therefore be positioned at the centre position of valve body 41, seal up air inlet 17 thus.
When a fire, 1st heated part visited on fire tube 1A and the 2nd spy fire tube 1B can produce softening, when external temperature reaches the operating temperature of the 1st spy fire tube 1A, the position it being in maximum temperature place can burst automatically because of softening, thus the 1st pressure visited in fire tube 1A is reduced, at this moment the piston 42 in container value 44 moves to the 1st spy fire tube interface 13 direction instantaneously by visiting under negative pressure and the 2nd in fire tube 1A visits the effect of fire tube 1B, left side spring 43 pressure the 1st, opens air inlet 17 while making piston 42 seal up rapidly the 1st spy fire tube interface 13.When temperature continues the operating temperature being elevated to the 2nd spy fire tube 1B; the position it being in maximum temperature place can burst automatically because of softening; thus the 2nd pressure visited in fire tube 1B is reduced; at this moment the gas extinguishing agent in container 2 will flow into the 2nd by air inlet 17 and visit in fire tube 1B; protected space is outwards spurted in last explosion hole from it, thus reaches the object of fire extinguishing.In the process, piston 42 still keeps sealing up the state that the 1st visits fire tube interface 13 under extinguishing agent pressure effect, therefore can not affect extinguishing chemical and visit fire tube 1B flowing to the 2nd.
When the 1st spy fire tube 1A leaks under external force, in it, pressure reduces, at this moment the piston 42 in container value 44 is visited under negative pressure and the 2nd in fire tube 1A visits the effect of fire tube 1B, spring 43 pressure the 1st and is moved to the 1st spy fire tube interface 13 direction, opens air inlet 17 while making piston 42 seal up rapidly the 1st spy fire tube interface 13.But because the 2nd visits fire tube 1B still in normal operation, this device can not misoperation, change or maintenance the 1st visit fire tube 1A after this device still can normally work.
With should the 2nd visit fire tube 1B leak under external force time, in it, pressure reduces, at this moment the piston 42 in container value 44 is visited under negative pressure and the 1st in fire tube 1B visits the effect of fire tube 1A, spring 43 pressure the 2nd and is moved to the 2nd spy fire tube interface 15 direction, opens air inlet 17 while making piston 42 seal up rapidly the 2nd spy fire tube interface 15.But because the 1st visits fire tube 1A still in normal operation, this device can not misoperation, change or maintenance the 1st visit fire tube 1B after this device still can normally work.
Embodiment 8:
As shown in Figure 12 and Fig. 3, two spy fire tubes that the present embodiment provides start extinguishing device and comprise the 1st spy fire tube 1A, the 2nd spy fire tube 1B, container 2 and container value 57; Wherein have extinguishing chemical in container 2; Container value 57 is arranged on container 2 upper port place, for openable container 2; 1st one end visiting fire tube 1A and the 2nd spy fire tube 1B is connected on container value 57 simultaneously, and inside is filled with pressed gas or liquid, and the other end is closed respectively; Described container value 57 comprises valve body 51, first piston 52, piston rod 56, seal 58, second piston 53 and the 3rd piston 54; Wherein the middle part of valve body 51 is provided with horizontally disposed dividing plate 55, thus valve body 51 inside is divided into upper chamber and lower cavity, and the middle part of dividing plate 55 is formed with a piston rod through hole, the left side central portion of valve body 51 is provided with exhaust outlet 16, lower right side is provided with one the 1st visits fire tube interface 13, top is provided with one the 2nd and visits fire tube interface 15, and lower end is provided with an air inlet 17 be connected with container 2 upper port; The upper chamber that first piston 52 is arranged on valve body 51 is inner; Run through in the middle part of piston rod 56 in the piston rod through hole that is arranged on dividing plate 55, and upper end is connected to the bottom center position of first piston 52; It is inner that seal 58 is positioned at air inlet 17, and be connected to piston rod 56 lower end in the middle part of its upper surface, diameter is greater than piston rod 56 diameter, and upper end external margin diameter is greater than air inlet 17 upper port internal diameter; Visit center, left side in fire tube interface 13 the 1st and be provided with the air admission hole 59 be connected with air inlet 17, visit top, left side in fire tube interface 15 the 2nd and be provided with the venthole 60 be connected with upper chamber, in valve body 51 right side wall, be provided with the passage 61 be connected between venthole 60 and air admission hole 59 simultaneously; Second piston 53 and the 3rd piston 54 are separately positioned on the 2nd and visit the inside that fire tube interface the 15 and the 1st visits fire tube interface 13.
The two spy fire tubes now provided by the present embodiment start extinguishing device operation principle and are described below: the existing operating temperature for the 1st spy fire tube 1A is described lower than the operating temperature that the 2nd visits fire tube 1B, and vice versa.Before normal work, first visit in fire tube 1A, the 2nd spy fire tube 1B the 1st and be filled with the gas or liquid with certain pressure, this gas or liquid will flow into the 1st spy fire tube interface the 13 and the 2nd on valve body 51 and visit fire tube interface 15 inside, thus thrust is left produced to the second piston 53 and the 3rd piston 54, thus utilize the second piston 53 and the 3rd piston 54 air admission hole 59 and venthole 60 to be sealed up.Seal 58 seals up air inlet 17 upper port by moving up under the pressure effect of extinguishing chemical in container 2, and now container value 57 is in closed condition.
When a fire, 1st heated part visited on fire tube 1A and the 2nd spy fire tube 1B can produce softening, when external temperature reaches the operating temperature of the 1st spy fire tube 1A, the position it being in maximum temperature place can burst automatically because of softening, thus the 1st pressure visited in fire tube 1A is reduced, at this moment the gas in the 1st spy fire tube interface 13 or the distress resolves of liquid effects on the right side of the 3rd piston 54,3rd piston 54 opens air admission hole 59 by moving right under the pressure effect of extinguishing chemical in container 2, and at this moment extinguishing chemical will enter in passage 61 through air admission hole 59.When temperature continues the operating temperature being elevated to the 2nd spy fire tube 1B, the position it being in maximum temperature place can burst automatically because of softening, thus the 2nd pressure visited in fire tube 1B is reduced, at this moment the gas in the 2nd spy fire tube interface 15 or the distress resolves of liquid effects on the right side of the second piston 53, second piston 53 opens passage 61 by moving right under the pressure effect of extinguishing chemical in container 2, and the extinguishing chemical at this moment in passage 61 will enter into the upper chamber of valve body 51 through venthole 60.Because the active force of this part extinguishing chemical to first piston 52 to be greater than in container 2 extinguishing chemical to the active force of seal 58; at this moment first piston 52 will move down under this differential pressure action; piston rod 56 and seal 58 also will move down simultaneously; thus make seal 58 leave the upper port of air inlet 17; lower cavity through valve body 51 is flow into protected space from the exhaust outlet 16 container value 57 by the extinguishing chemical afterwards in container 2, thus reaches the object of fire extinguishing.
When the 1st spy fire tube 1A leaks under external force, in it, pressure reduces, gas in coupled the 1st logical spy fire tube interface 13 or fluid pressure also will reduce, at this moment the gas in the 1st spy fire tube interface 13 or the distress resolves of liquid effects on the right side of the 3rd piston 54, move right under the pressure effect of the 3rd piston 54 extinguishing chemical in container 2 and open air admission hole 59, at this moment extinguishing chemical will enter in passage 61 through air admission hole 59.But because the 2nd pressure visited in fire tube 1B and coupled the 2nd logical spy fire tube interface 15 is normal, so the second piston 53 can not move right, extinguishing chemical can not enter in the upper chamber of valve body 51, container value 57 also can not be opened, this device can not misoperation, and after maintenance, this device still can normally work.
When the 2nd spy fire tube 1B leaks under external force, in it, pressure reduces, gas in coupled the 2nd logical spy fire tube interface 15 or fluid pressure also will reduce, at this moment the gas in the 2nd spy fire tube interface 15 or the distress resolves of liquid effects on the right side of the second piston 53, but because the 1st pressure visited in fire tube 1A and coupled the 1st logical spy fire tube interface 13 is normal, so the second piston 53 can not move right, extinguishing chemical can not enter in the upper chamber of valve body 51, container value 57 also can not be opened, this device can not misoperation, after maintenance, this device still can normally work.
In these embodiments above-mentioned, the operating temperature of the 1st spy fire tube 1A and the 2nd spy fire tube 1B is identical or different.
Be filled with in these embodiments above-mentioned and visit fire tube 1A, the pressure fluid in 1B is identical or different with the interior pressure fluid stored of container 2.
Be filled with in these embodiments above-mentioned and visit fire tube 1A, pressure fluid in 1B selects non-combustion-supporting property pressed gas, as the mist of one or two or more kinds in nitrogen, carbon dioxide, heptafluoro-propane, HFC-236fa, fluoroform, argon gas, or liquid, as water, foam solution, or pulvis, as nitrogen or argon gas and dry-chemical fire extinguishing agent composition.
In these embodiments above-mentioned, the pressure fluid be filled with in container 2 preferentially selects extinguishing chemical.Can right and wrong combustion-supporting property pressed gas, as the mist of one or two or more kinds in nitrogen, carbon dioxide, heptafluoro-propane, HFC-236fa, fluoroform, argon gas, or liquid, as water, foam solution etc., or pulvis, as nitrogen or argon gas and dry-chemical fire extinguishing agent composition.
Although be described the preferred embodiment of this patent by reference to the accompanying drawings above; but this patent is not limited to above-mentioned piston control valve detailed description of the invention; the control valves such as clack type, plunger type, diaphragm type also can implement the intent of the present invention; in addition; above-mentioned detailed description of the invention is only schematic; be not restrictive; do not departing under the ambit that this patent aim and claim protect; can also make a lot of form, these all belong within the protection domain of this patent.
Claims (8)
1. two spy fire tube starts an extinguishing method, it is characterized in that: described two spy fire tubes start extinguishing method and comprise the following step carried out in order:
1) under normal circumstances, utilize and be connected to interior reservoir is had pressure fluid by two spy fire tubes that on a container value and inside is filled with pressure fluid container closure by container value simultaneously;
2) when arbitrary spy fire tube generation pressure release, container value is failure to actuate, and therefore container is still in closed condition;
3), when making two spy fire tubes priorities or pressure release simultaneously when breaking out of fire, container value is opened, thus is outwards discharged by container value by the pressure fluid in container and implement fire extinguishing.
2. method according to claim 1, is characterized in that: the pressure release temperature of two described spy fire tubes is similar and different.
3. one kind for realizing the extinguishing device of method described in claim 1, it is characterized in that: its mainly comprise interior reservoir have pressure fluid container (2), be arranged on container (2) upper port place, container value (7,27,40,44,57) for openable container (2) and one end are arranged on container value simultaneously and inside is filled with pressure fluid, two spy fire tubes (1A, 1B) that the other end is closed respectively.
4. extinguishing device according to claim 3, is characterized in that: described container value (7) comprises valve body (8), piston (9), piston rod (10) and spring (11); Wherein the middle part of valve body (8) is provided with horizontally disposed dividing plate (12), thus the inside of valve body (8) is divided into upper chamber and lower cavity, and the middle part of dividing plate (12) is formed with a piston rod through hole; Be provided with one the 1st in the middle part of the end face of valve body (8) and visit fire tube interface (13), end face inner surface is positioned at the 1st position visiting fire tube interface (13) outside and is formed with annular top internal chamber wall (14) downwards, top periphery is formed with one the 2nd and visits fire tube interface (15), lower circumference face is formed with one and the 2nd exhaust outlet (16) visited fire tube (1B) and be connected, bottom surface is formed with an air inlet (17) be connected with container (2) upper port; The upper chamber that piston (9) is arranged on valve body (8) is inner, upper surface middle part is formed with a lower lumen wall (18) be positioned at the axle center of top internal chamber wall (14) on same vertical line, the top of lower lumen wall (18) is positioned at the outside of top internal chamber wall (14), and the internal diameter of lower lumen wall (18) equals the external diameter of top internal chamber wall (14), thus upper chamber is divided into inner chamber and exocoel; Spring (11) is arranged in the lumen; Piston rod (10) runs through in the piston rod through hole that is arranged on dividing plate (12), and upper end is connected to the bottom center position of piston (9);
Described container value (27) comprises valve body (21), lower piston (23), lower piston bar (28), upper piston (22) and upper piston bar (29); Wherein the inside of valve body (21) is provided with horizontally disposed upper partition (25) and lower partition (26), thus the inside of valve body (21) is divided into upper chamber, middle part cavity and lower cavity, and the middle part of upper partition (25) and lower partition (26) is formed with a piston rod through hole respectively; Be provided with one the 1st in the middle part of the end face of valve body (21) and visit fire tube interface (13), middle part periphery is formed with one the 2nd and visits fire tube interface (15), lower circumference face is formed with an exhaust outlet (16), bottom surface is formed with an air inlet (17) be connected with container (2) upper port; Lower piston (23) is arranged on the middle part inside cavity of valve body (21); The upper chamber that upper piston (22) is arranged on valve body (21) is inner; Lower piston bar (28) runs through in the piston rod through hole that is arranged in lower partition (26), and upper end is connected to the bottom center position of lower piston (23); Upper piston bar (29) runs through in the piston rod through hole that is arranged in upper partition (25), and upper end is connected to the bottom center position of upper piston (22), and lower end contacts with lower piston (23);
Described container value (40) comprises valve body (31), first piston (32), first piston bar (49), the second piston (35), the second piston rod (46), the 3rd piston (37), the 3rd piston rod (50), the first rocking arm (33), the second rocking arm (34) and the 3rd rocking arm (36); Wherein the inside, left side of valve body (31) is main piston chamber, inside, right side is divided into former and later two sub-plunger shaft, top, main piston chamber is provided with horizontally disposed first dividing plate (48), and the first dividing plate (48) middle part is formed with a piston rod through hole, left side central portion is provided with gas outlet (16), and lower end is formed with an air inlet (17) be connected with container (2) upper port; The lower cavity that first piston (32) is arranged on main piston chamber is inner, the top of first piston bar (49) is run through in the piston rod through hole that is arranged on the first dividing plate (48), and lower end is connected to the upper surface centre of first piston (42); The left end of the first rocking arm (33) is hinged on the upper end, left side in main piston chamber by connecting axle (38), middle part is positioned at directly over first piston bar (49); The top of former and later two sub-plunger shaft is respectively equipped with horizontally disposed second partition (46) and the 3rd dividing plate (47), and second partition (46) and the 3rd dividing plate (47) middle part are formed with a piston rod through hole respectively, lower end is respectively equipped with the 2nd and visits fire tube interface (15) and the 1st spy fire tube interface (13); The lower cavity that second piston (35) and the 3rd piston (37) are separately positioned on front and back valve body (31) is inner, the top of the second piston rod (46) and the 3rd piston rod (50) is run through in the piston rod through hole that is arranged on second partition (46) and the 3rd dividing plate (47) respectively, and lower end is connected to the upper surface centre of the second piston rod (46) and the 3rd piston rod (50); The left part of the second rocking arm (34) and the 3rd rocking arm (36) is hinged on the upper end, right side in main piston chamber simultaneously by connecting axle (39), middle part lays respectively at directly over the second piston (35) and the 3rd piston (37), and to be positioned at the right part of the first rocking arm (33) surperficial at the position be positioned on the left of connecting axle (39) on the second rocking arm (34) and the 3rd rocking arm (36) under normal circumstances;
Described container value (44) comprises valve body (41), piston (42) and two springs (43); Wherein the lower surface of valve body (41) is provided with the air inlet (17) be connected with container (2) upper port, and in top wall, correspondence is provided with one the 1st and visits fire tube interface (13) and one the 2nd spy fire tube interface (15); Piston (42) is arranged on the inside of valve body (41); Two springs (43) are separately positioned on the both sides of piston (42); 1st one end visiting fire tube (1A) is connected to the 1st of container value (44) and visits on fire tube interface (13), 2nd one end visiting fire tube (1B) is connected to the 2nd of container value (44) and visits on fire tube interface (15), and the 1st other end visiting fire tube (1A) and the 2nd spy fire tube (1B) is closed;
Described container value (57) comprises valve body (51), first piston (52), piston rod (56), seal (58), the second piston (53) and the 3rd piston (54); Wherein the middle part of valve body (51) is provided with horizontally disposed dividing plate (55), thus valve body (51) inside is divided into upper chamber and lower cavity, and the middle part of dividing plate (55) is formed with a piston rod through hole, the left side central portion of valve body (51) is provided with exhaust outlet (16), lower right side is provided with one the 1st visits fire tube interface (13), top is provided with one the 2nd and visits fire tube interface (15), and lower end is provided with an air inlet (17) be connected with container 2 upper port; The upper chamber that first piston (52) is arranged on valve body (51) is inner; Run through in the piston rod through hole be arranged on dividing plate (55) in the middle part of piston rod (56), and upper end is connected to the bottom center position of first piston (52); It is inner that seal (58) is positioned at air inlet (17), piston rod (56) lower end is connected in the middle part of its upper surface, diameter is greater than piston rod (56) diameter, and upper end external margin diameter is greater than air inlet (17) upper port internal diameter; Visit center, left side in fire tube interface (13) the 1st and be provided with the air admission hole (59) be connected with air inlet (17), visit top, left side in fire tube interface (15) the 2nd and be provided with the venthole (60) be connected with upper chamber, in valve body (51) right side wall, be provided with the passage (61) be connected between venthole (60) and air admission hole (59) simultaneously; Second piston (53) and the 3rd piston (54) are separately positioned on the 2nd and visit the inside that fire tube interface (13) visited by fire tube interface (15) and the 1st.
5. extinguishing device according to claim 3, is characterized in that: described the 1st spy fire tube (1A) and the 2nd is visited on fire tube (1B) and is connected to a pressure switch (6).
6. extinguishing device according to claim 3, is characterized in that: the pressure release temperature that fire tube (1B) is visited in described the 1st spy fire tube (1A) and the 2nd is identical or different.
7. extinguishing device according to claim 3, is characterized in that: the pressure fluid in two described spy fire tubes (1A, 1B) is non-combustion-supporting property fluid.
8. extinguishing device according to claim 3, is characterized in that: the pressure fluid stored in the pressure fluid in two described spy fire tubes (1A, 1B) and container (2) is identical or different.
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| CN201410681983.XA CN104436506B (en) | 2013-12-30 | 2014-11-24 | A kind of pair of spy fire tube starts extinguishing method and its extinguishing device |
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| CN201310745037.2A CN103768750A (en) | 2013-12-30 | 2013-12-30 | Two-stage fire detection tube self-extinguishing device |
| CN2013107450372 | 2013-12-30 | ||
| CN201410681983.XA CN104436506B (en) | 2013-12-30 | 2014-11-24 | A kind of pair of spy fire tube starts extinguishing method and its extinguishing device |
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| CN104436506A true CN104436506A (en) | 2015-03-25 |
| CN104436506B CN104436506B (en) | 2017-05-31 |
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| CN201310745037.2A Pending CN103768750A (en) | 2013-12-30 | 2013-12-30 | Two-stage fire detection tube self-extinguishing device |
| CN201410681983.XA Active CN104436506B (en) | 2013-12-30 | 2014-11-24 | A kind of pair of spy fire tube starts extinguishing method and its extinguishing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108478977A (en) * | 2018-03-22 | 2018-09-04 | 安徽德高矿山科技有限公司 | A kind of automatic fire extinguisher for diesel engine monorail crane locomotive |
| CN109876347A (en) * | 2019-04-02 | 2019-06-14 | 浙江信达可恩消防实业有限责任公司 | Fire tube extinguishing device is visited in anti-error starting |
| CN113577623A (en) * | 2021-07-29 | 2021-11-02 | 世纪联保消防新技术(江西)有限公司 | Starting device and fire extinguishing apparatus |
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| CN202349322U (en) * | 2011-07-01 | 2012-07-25 | 吴才松 | Container valve structure of self-starting fire extinguishing device for fire detection pipe |
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| CN108478977A (en) * | 2018-03-22 | 2018-09-04 | 安徽德高矿山科技有限公司 | A kind of automatic fire extinguisher for diesel engine monorail crane locomotive |
| CN108478977B (en) * | 2018-03-22 | 2020-11-03 | 安徽德高矿山科技有限公司 | Automatic fire extinguishing device for diesel engine monorail crane |
| CN109876347A (en) * | 2019-04-02 | 2019-06-14 | 浙江信达可恩消防实业有限责任公司 | Fire tube extinguishing device is visited in anti-error starting |
| CN113577623A (en) * | 2021-07-29 | 2021-11-02 | 世纪联保消防新技术(江西)有限公司 | Starting device and fire extinguishing apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103768750A (en) | 2014-05-07 |
| CN104436506B (en) | 2017-05-31 |
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