CN104436506B - A kind of pair of spy fire tube starts extinguishing method and its extinguishing device - Google Patents

A kind of pair of spy fire tube starts extinguishing method and its extinguishing device Download PDF

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Publication number
CN104436506B
CN104436506B CN201410681983.XA CN201410681983A CN104436506B CN 104436506 B CN104436506 B CN 104436506B CN 201410681983 A CN201410681983 A CN 201410681983A CN 104436506 B CN104436506 B CN 104436506B
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China
Prior art keywords
piston
fire tube
container
valve body
spy
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CN201410681983.XA
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CN104436506A (en
Inventor
莫莉
丁敏
薄丽洁
曾学义
邹志武
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QINGDAO SUNYFIRE SCIENCE TECHNOLOGY Co Ltd
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QINGDAO SUNYFIRE SCIENCE TECHNOLOGY Co Ltd
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Priority to CN201410681983.XA priority Critical patent/CN104436506B/en
Publication of CN104436506A publication Critical patent/CN104436506A/en
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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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  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

Start extinguishing method and its extinguishing device the invention discloses a kind of pair of spy fire tube.Device includes that the 1st visits fire tube, the 2nd spy fire tube, container and container value；Wherein extinguishing chemical is stored with container；Container value is arranged at container upper end mouthful；One end of 1st spy fire tube and the 2nd spy fire tube is connected on container value simultaneously；Container value includes valve body, piston and spring.Double spy fire tubes that the present invention is provided start extinguishing method and extinguishing device has the advantages that：1st, visit fire tube using two-way to detect, reliable in action；2nd, early warning signal can be sent；3rd, misoperation is reduced because of leakage；4th, simple structure.

Description

A kind of pair of spy fire tube starts extinguishing method and its extinguishing device
Technical field
The invention belongs to technical field of fire control, relate in particular to a kind of pair of spy fire tube and start extinguishing method and its fire extinguishing dress Put.
Background technology
It is a kind of brand-new temperature-sensitive self-starting extinguishing device to visit fire tube automatic fire extinguisher.The current technology is a lot Country obtains many national accreditations with mechanisms including obtaining patent of invention including China, and many all over the world Industry and field are widely used, therefore have been subjected to the attention of international and domestic fire-fighting circle.2006 in newest revision 's《Code for fire protection design of buildings》(GB50016-2006) explanation has been also carried out to the application for visiting fire tube automatic fire extinguisher in.I State has also successively promulgated that some visit the specification and technical requirements of fire tube product, such as《Temperature-sensitive self-starting extinguishing device authentication techniques are advised Model》Some terms for visiting fire tube are specified below by (CNCA/CTS 0015-2010) etc. in specification：
Visit fire tube：With detection fire transmission fire information automatically, start the pressurising of extinguishing device and energy conveying extinguishing agent Flexible nonmetallic tubing.
Conventional spy fire tube automatic fire extinguisher mainly has two kinds of direct-type and indirect type at present.Fig. 1 is a kind of conventional Direct-type visits fire tube automatic fire extinguisher structural representation.As shown in figure 1, it is main by the container 2 for storing extinguishing chemical, peace At the upper port of container 2, container value 3 and one end for opening container 2 are connected to container value 3, and inside is filled with pressure gas Body, for Automatic spark detection and conveying, the part of spy fire tube 1 three composition of spray fire extinguishing agent.This direct-type visits fire tube self-extinguishing The extinguishing mechanism of device is, when there is fire, to visit heating temperature highest position on fire tube 1 and softening is automatically generated explosion, At this moment the pressure visited in fire tube 1 will decline, and thus open container value 3, and as a result the extinguishing chemical in container 2 will be after container value 3 Protected area is outwards discharged into by visiting the foramen lacerum on fire tube 1, so as to reach the purpose of fire extinguishing.
Fig. 2 is that a kind of conventional indirect type visits fire tube automatic fire extinguisher structural representation.As shown in Fig. 2 its it is main by For storing the container 2 of extinguishing chemical, at the upper port of container 2, the container value 3, one end for opening container 2 is connected to appearance On device valve 3, filled with pressed gas, the spy fire tube 1, one end for Automatic spark detection is connected to container value 3 for inside, is gone out for conveying The release pipe 4 of fiery agent and the part of nozzle 5 five composition on release pipe 4.This indirect type visits fire tube self-extinguishing dress The extinguishing mechanism put is, when there is fire, to visit heating temperature highest position on fire tube 1 and softening is automatically generated explosion, this When visit fire tube 1 in pressure will decline, thus open container value 3, as a result the extinguishing chemical in container 2 will by discharge pipe 4 from Nozzle 5 is outwards discharged into protected area, so as to reach the purpose of fire extinguishing.
The new varieties that fire tube is high-tech area exploitation are visited, is a kind of nonmetallic composite of high-tech, it is by along spy fire Many sensing points (line style) that pipe is set carry out detection, collect long-time leak resistance, pliability and effective response to temperature in one Body, in certain temperature range implosive so that ejecting extinguishing medium or transmission fire signal, its advantage be can it is quick, accurate, have Effect ground detection and put out burning things which may cause a fire disaster, integrate alarm and put out a fire, and due to spy fire tube do not need power supply, will not because oil, dust, The influence of cigarette and electromagnetic interference and cause detecting function weaken and false alarm.But existing spy fire tube automatic fire extinguisher exist with Lower problem：1st, cannot give warning in advance, only can just send alarm after the action of fire tube automatic fire extinguisher is visited, it is impossible in fire Warning is sent before generation.2nd, fire tube operating temperature is visited too high, because existing spy fire tube pressure is high, flow is big, so it is dynamic Making temperature can not design too low, thus can not more delicately detect fire.3rd, install it is bad or by external force effect, mouse Can cause to visit fire tube leakage and make spy fire tube automatic fire extinguisher misoperation when stinging, so as to influence by protection equipment just Often operation, must also fill extinguishing chemical, so as to cause economic loss in container 2 again in this case in addition.
The content of the invention
In order to solve the above problems, extinguishing method and its fire extinguishing are started it is an object of the invention to provide a kind of pair of spy fire tube Device, can send early warning signal when a spy fire tube is acted, and is only visited two and start fire extinguishing when fire tubes are acted, thus can reduce because Leakage and the problems such as misoperation.
In order to achieve the above object, it is following including what is carried out in order that double spy fire tubes that the present invention is provided start extinguishing method Step：
1) under normal circumstances, using while being connected on a container value and two piece spy fire of the inside filled with pressure fluid Internal reservoir is had pipe the container closure of pressure fluid by container value；
2) when any spy fire tube occurs pressure release, container value is failure to actuate, therefore container is still in closed mode；
3) when there is fire and when making two spy fire tube priority pressure releases, container value is opened, so as to by the pressure current in container Body is outwards discharged by container value and implements fire extinguishing.
The pressure release temperature of two described spy fire tubes is similar and different.
Extinguishing device provided by the present invention for realizing methods described mainly has the appearance of pressure fluid including internal reservoir Device, locate installed in container upper end mouthful, for open container container value and one end simultaneously on container value and inside is filled There is pressure fluid, the 1st spy fire tube and the 2nd that the other end is closed off visits fire tube.
Described container value includes valve body, piston, piston rod and spring；Wherein be provided with the middle part of valve body it is horizontally disposed every , thus be divided into the middle part of upper chamber and lower cavity, and dividing plate for the inside of valve body and be formed with a piston rod insertion by plate Hole；The top surface middle part of valve body is provided with one the 1st spy fire tube interface, and the portion on the outside of the 1st spy fire tube interface is located on top surface inner surface Position has been formed down an annular upper lumen wall, and one the 2nd spy fire tube interface, lower circumference are formed with the periphery of top An exhaust outlet being connected with the 2nd spy fire tube is formed with face, an air inlet being connected with container upper end mouth is formed with bottom surface Mouthful；Piston is arranged on inside the upper chamber of valve body, and upper surface middle part is formed with one and is located at together with the axle center of upper lumen wall Lower lumen wall on one vertical line, the top of lower lumen wall is located at the outside of upper lumen wall, and lower lumen wall Internal diameter be equal to upper lumen wall external diameter, upper chamber is thus divided into inner chamber and exocoel；Spring is set in the lumen；Piston Bar is through being arranged in the piston rod through hole on dividing plate, and upper end is connected to the bottom center position of piston；
Described container value includes valve body, lower piston, lower piston bar, upper piston and upper piston bar；Wherein valve The inside of body is provided with horizontally disposed upper partition and lower partition, and the inside of valve body thus is divided into upper chamber, center lumen A piston rod through hole is respectively formed with the middle part of body and lower cavity, and upper partition and lower partition；The top of valve body Middle face is provided with one the 1st spy fire tube interface, one the 2nd spy fire tube interface is formed with the periphery of middle part, on lower circumference face An exhaust outlet is formed with, an air inlet being connected with container upper end mouth is formed with bottom surface；Lower piston is arranged on valve body Middle part inside cavity；Upper piston is arranged on inside the upper chamber of valve body；Lower piston bar is through being arranged on lower partition On piston rod through hole in, and upper end is connected to the bottom center position of lower piston；Upper piston bar is through being arranged on In piston rod through hole in upper partition, and upper end is connected to the bottom center position of upper piston, and lower end is lived with bottom Plug is in contact；
Described container value includes that valve body, first piston, First piston bar, second piston, second piston bar, the 3rd live Plug, the 3rd piston rod, the first rocking arm, the second rocking arm and the 3rd rocking arm；The left side inside of wherein valve body is main plunger shaft, in right side Part is former and later two sub- plunger shafts, and main piston chamber top is provided with horizontally disposed first dividing plate, and the first dividing plate middle part shape Cheng Youyi piston rod through hole, left side central portion is provided with gas outlet, and lower end is formed with an air inlet being connected with container upper end mouth Mouthful；First piston is arranged on inside the lower cavity in main piston chamber, and the top of First piston bar is through being arranged on the first dividing plate Piston rod through hole in, and lower end is connected to the upper surface centre of first piston；The left end of the first rocking arm is by connecting Spindle is hinged on the left side upper end in main piston chamber, and middle part is located at the surface of First piston bar；Former and later two sub- plunger shafts it is upper Portion is respectively equipped with horizontally disposed second partition and the 3rd dividing plate, and second partition and the 3rd dividing plate middle part are respectively formed with one Individual piston rod through hole, lower end is respectively equipped with the 2nd spy fire tube interface and the 1st and visits fire tube interface；Second piston and the 3rd piston point It is not arranged on inside the lower cavity of front and rear valve body, the top of second piston bar and the 3rd piston rod extends through and is arranged on second In piston rod through hole on dividing plate and the 3rd dividing plate, and lower end is connected to the upper of second piston bar and the 3rd piston rod Centre of surface position；The left part of the second rocking arm and the 3rd rocking arm is hinged on the right side in main piston chamber by connecting shaft simultaneously End, middle part is located at the surface of second piston and the 3rd piston, and the second rocking arm and the 3rd rocking arm under normal circumstances respectively The upper position on the left of connecting shaft is located at the right part surface of the first rocking arm；
Described container value includes valve body, piston and two springs；The lower surface of wherein valve body is provided with and container upper end The connected air inlet of mouth, is correspondingly provided with one the 1st and visits fire tube interface and one the 2nd spy fire tube interface in top wall；Piston is set In the inside of valve body；Two springs are separately positioned on the both sides of piston；One end of 1st spy fire tube is connected to the 1st spy of container value On fire tube interface, one end of the 2nd spy fire tube is connected on the 2nd spy fire tube interface of container value, and the 1st visits fire tube and the 2nd visits fire tube The other end closing；
Described container value includes valve body, first piston, piston rod, seal, second piston and the 3rd piston；Wherein valve Horizontally disposed dividing plate is provided with the middle part of body, thus valve inner is divided into upper chamber and lower cavity, and dividing plate Portion is formed with a piston rod through hole, and the left side central portion of valve body is provided with exhaust outlet, and lower right side is provided with one the 1st spy fire tube and connects Mouth, top are provided with one the 2nd spy fire tube interface, and lower end is provided with an air inlet being connected with the upper port of container 2；First piston sets Put inside the upper chamber of valve body；Run through in the middle part of piston rod and be arranged in the piston rod through hole on dividing plate, and upper end connects It is connected on the bottom center position of first piston；Seal is located inside air inlet, and its upper surface middle part is connected to piston-rod lower end, With diameter greater than diameter of piston rod, and upper end external margin is with diameter greater than air inlet upper port internal diameter；Visit left in fire tube interface the 1st The air admission hole being connected with air inlet is provided with end face center, left side top is provided with and upper chambers in the 2nd spy fire tube interface The venthole of body phase connection, while being provided with the passage being connected between venthole and air admission hole in valve body right side wall；Second Piston and the 3rd piston are separately positioned on the 2nd spy fire tube interface and the 1st and visit the inside of fire tube interface.
A pressure switch is connected on the 1st described spy fire tube and the 2nd spy fire tube.
The 1st described spy fire tube and the pressure release temperature of the 2nd spy fire tube are identical or different.
The 1st described spy fire tube and the 2nd pressure fluid visited in fire tube are non-combustion-supporting property fluid.
Described 1st spy fire tube and the 2nd to visit pressure fluid in fire tube identical with the pressure fluid stored in container or not Together.
Double spy fire tube automatic fire extinguishers that the present invention is provided have the advantages that：
1st, visit fire tube using two-way to detect, reliable in action；
2nd, it is different because visiting fire tube operating temperature or different apart from point of origin position, after first spy fire tube action, can send out Go out early warning signal；
3rd, misoperation is reduced because of leakage；
4th, simple structure.
Brief description of the drawings
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.
Fig. 3 is double spy fire tube automatic fire extinguisher structural representations that the embodiment of the present invention 1 is provided.
Container value vertical structure sectional view in double spy fire tube automatic fire extinguishers of the Fig. 4 shown in Fig. 3.
Fig. 5 is double spy fire tube automatic fire extinguisher structural representations that the embodiment of the present invention 2 is provided.
Fig. 6 is double spy fire tube automatic fire extinguisher structural representations that the embodiment of the present invention 3 is provided.
Fig. 7 is double spy fire tube automatic fire extinguisher structural representations that the embodiment of the present invention 4 is provided.
Fig. 8 is the container value vertical structure sectional view that the embodiment of the present invention 5 is provided.
Fig. 9 is the container value vertical structure sectional view that the embodiment of the present invention 6 is provided.
Container value A-As of the Figure 10 shown in Fig. 9 is to sectional view.
The container value vertical structure sectional view that Figure 11 embodiment of the present invention 7 is provided.
Figure 12 is the container value vertical structure sectional view that the embodiment of the present invention 8 is provided.
Specific embodiment
Starting extinguishing device to double spy fire tubes that the present invention is provided with specific embodiment below in conjunction with the accompanying drawings is carried out specifically It is bright.Identical drawing reference numeral is used with prior art identical part, and omits the explanation carried out to it.
Definition：Pressure fluid of the present invention includes non-combustion-supporting property pressed gas, such as nitrogen, carbon dioxide, seven fluorine third The mixed gas of one or two or more kinds in alkane, HFC-236fa, fluoroform, argon gas, or liquid, such as water, foam solution, or powder Agent, such as nitrogen or argon gas and dry-chemical fire extinguishing agent composition.
Embodiment 1：
As shown in Figure 3, Figure 4, double spy fire tubes that the present embodiment is provided start extinguishing device includes that the 1st visits fire tube 1A, the 2nd spy Fire tube 1B, container 2 and container value 7；Wherein extinguishing chemical is stored with container 2；Container value 7 is arranged at the upper port of container 2, is used for Open container 2；One end of 1st spy fire tube 1A and the 2nd spy fire tube 1B are connected on container value 7 simultaneously, and inside is filled with pressed gas Or liquid, and the other end closes off；Described container value 7 includes 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, and the inside of valve body 8 thus is divided into upper chamber and lower cavity, and The middle part of dividing plate 12 is formed with a piston rod through hole；The top surface middle part of valve body 8 is provided with one the 1st and visits fire tube interface 13, top The position that the outside of the 1st spy fire tube interface 13 is located on the inner surface of face has been formed down an annular upper lumen wall 14, top One the 2nd is formed with periphery and visits fire tube interface 15, a row being connected with the 2nd spy fire tube 1B is formed with lower circumference face Gas port 16, is formed with an air inlet 17 being connected with the upper port of container 2 on bottom surface；Piston 9 is arranged on the upper chamber of valve body 8 Inside, upper surface middle part is formed with a lower lumen wall being located at the axle center of upper lumen wall 14 on same vertical line 18, the top of lower lumen wall 18 is located at the outside of upper lumen wall 14, and the internal diameter of lower lumen wall 18 is equal in top The external diameter of cavity wall 14, is thus divided into inner chamber and exocoel by upper chamber；Spring 11 is set in the lumen；Piston rod 10 is through setting In piston rod through hole on dividing plate 12, and upper end is connected to the bottom center position of piston 9.
Now double spy fire tube extinguishing device operation principles that the present embodiment is provided are described below：Now visit fire tube 1A's with the 1st Operating temperature is illustrated as a example by the operating temperature less than the 2nd spy fire tube 1B, and vice versa.Before normal work, first the 1st Visit in fire tube 1A, the 2nd spy fire tube 1B and be filled with pressed gas or liquid with certain pressure, the gas or liquid will be by the 1 Visit fire tube interface the 13 and the 2nd and visit inner chamber and outer chamber that fire tube interface 15 flows into the upper valve body 8 of container value 7, due to this part gas The elastic force of the pressure and spring 11 of body or liquid is more than the pressure of extinguishing chemical in container 2, therefore piston 9 will be moved down, So as to seal up air inlet 17 using the lower end of piston rod 10, now container 2, container value the 7, the 1st visit fire tube 1A and the 2nd and visit fire tube 1B In pressure balance, therefore container value 7 is closed.
When a fire, the heated part on the 1st spy fire tube 1A and the 2nd spy fire tube 1B1 can produce softening, when outside temperature When degree reaches the operating temperature of the 1st spy fire tube 1A, the position at maximum temperature can automatically burst because of softening thereon, so that Make the pressure reduction in the 1st spy fire tube 1A, at this moment distress resolves of the gas or liquid effects in inner chamber on the top of piston 9.When When temperature continues to rise to the operating temperature of the 2nd spy fire tube 1B, the position at maximum temperature can be automatic because of softening thereon Explosion, at this moment in the distress resolves on the top of piston 9, now, piston 9 will go out the gas or liquid effects in exocoel in container 2 Moved up under the pressure effect of fiery agent, at the same compression spring 11, so that piston rod 9 leaves air inlet 17, afterwards in container 2 Extinguishing chemical flow into the 2nd from the exhaust outlet 16 on container value 7 through the lower cavity of valve body 8 and visit fire tube 1B, finally from it Explosion hole outwards spurt by guard space, so as to reach the purpose of fire extinguishing.
When the 1st spy fire tube 1A is leaked under external force, its interior pressure reduction, in coupled logical inner chamber gas or The pressure of liquid will also decrease, and at this moment power of the gas or liquid effects in inner chamber on piston 9 will disappear.But due to the 2nd spy Pressure in fire tube 1B and exocoel is normal, thus in exocoel the pressure and spring 11 of gas or liquid elastic force still greater than appearance The pressure of extinguishing chemical in device 2, so piston 9 will not be moved up, container value 7 will not also be opened, and the present apparatus will not misoperation, dimension Repair the rear present apparatus and remain to normal work.
When the 2nd spy fire tube 1B is leaked under external force, its interior pressure reduction, in coupled logical exocoel gas or The pressure of liquid will also decrease, and at this moment power of the gas or liquid effects in exocoel on piston 9 will disappear.But due to the 1st spy Pressure in fire tube 1A and inner chamber is normal, thus in inner chamber the pressure and spring 11 of gas or liquid elastic force still greater than appearance The pressure of extinguishing chemical in device 2, so piston 9 will not be moved up, container value 7 will not also be opened, and the present apparatus will not misoperation, dimension Repair the rear present apparatus and remain to normal work.
Embodiment 2：
As shown in Figure 4, Figure 5, double spy fire tubes that the present embodiment is provided start extinguishing device includes that the 1st visits fire tube 1A, the 2nd spy Fire tube 1B, container 2, release pipe 4, shower nozzle 5 and container value 7；Wherein extinguishing chemical is stored with container 2；Container value 7 is arranged on container At 2 upper ports, for opening container 2, its structure is same as the previously described embodiments；1st visits the inside that fire tube 1A and the 2nd visits fire tube 1B Filled with pressed gas or liquid, wherein one end of the 1st spy fire tube 1A is connected on the 1st spy fire tube interface 13 of container value 7, the 2nd The one end for visiting fire tube 1B is connected on the 2nd spy fire tube interface 15 of container value 7, and the other end is closed off；The one end for discharging pipe 4 connects It is connected on the exhaust outlet 16 of container value 7, for conveying extinguishing agent；Nozzle 5 is arranged on release pipe 4.
Double spy fire tubes that now the present embodiment is provided start extinguishing device operation principle and are described below：Now fire tube is visited with the 1st The operating temperature of 1A is illustrated as a example by the operating temperature less than the 2nd spy fire tube 1B, and vice versa.Before normal work, first Pressed gas or liquid with certain pressure are filled with the 1st spy fire tube 1A, the 2nd spy fire tube 1B, the gas will be visited by the 1st Fire tube interface 13 and the 2nd visits inner chamber and the outer chamber that fire tube interface 15 flows into the upper valve body 8 of container value 7, due to this portion gas Or the pressure of liquid and the elastic force of spring 11 are more than the pressure of extinguishing chemical in container 2, therefore piston 9 will be moved down, from And air inlet 17 is sealed up using the lower end of piston rod 10, now in container 2, the spy fire tubes of spy fire tube 1A and the 2nd of container value the 7, the 1st 1B Pressure balance, therefore container value 7 is closed.
When a fire, the heated part on the 1st spy fire tube 1A and the 2nd spy fire tube 1B can produce softening, when outside temperature When degree reaches the operating temperature of the 1st spy fire tube 1A, the position at maximum temperature can automatically burst because of softening thereon, so that Make the pressure reduction in the 1st spy fire tube 1A, at this moment distress resolves of the gas or liquid effects in inner chamber on the top of piston 9.When When temperature continues to rise to the operating temperature of the 2nd spy fire tube 1B, the position at maximum temperature can be automatic because of softening thereon Explosion, at this moment in the distress resolves on the top of piston 9, now, piston 9 will go out the gas or liquid effects in exocoel in container 2 Moved up under the pressure effect of fiery agent, at the same compression spring 11, so that piston rod 9 leaves air inlet 17, afterwards in container 2 Extinguishing chemical through the lower cavity of valve body 8, exhaust outlet 16 from container value 7 flows into release pipe 4, most outwards sprayed through shower nozzle 5 afterwards It is put into by guard space, so as to reach the purpose of fire extinguishing.
When the 1st spy fire tube 1A is leaked under external force, its interior pressure reduction, in coupled logical inner chamber gas or The pressure of liquid will also decrease, and at this moment power of the gas or liquid effects in inner chamber on piston 9 will disappear.But due to the 2nd spy Pressure in fire tube 1B and exocoel is normal, thus in exocoel the pressure and spring 11 of gas or liquid elastic force still greater than appearance The pressure of extinguishing chemical in device 2, so piston 9 will not be moved up, container value 7 will not also be opened, and the present apparatus will not misoperation, dimension Repair the rear present apparatus and remain to normal work.
When the 2nd spy fire tube 1B is leaked under external force, its interior pressure reduction, in coupled logical exocoel gas or The pressure of liquid will also decrease, and at this moment power of the gas or liquid effects in exocoel on piston 9 will disappear.But due to the 1st spy Pressure in fire tube 1A and inner chamber is normal, thus in inner chamber the pressure and spring 11 of gas or liquid elastic force still greater than appearance The pressure of extinguishing chemical in device 2, so piston 9 will not be moved up, container value 7 will not also be opened, and the present apparatus will not misoperation, dimension Repair the rear present apparatus and remain to normal work.
In addition, the double spy fire tubes that can be provided the present embodiment start the exhaust outlet 16 of extinguishing device upper container 2 and are used to store up The container for depositing extinguishing chemical is connected to start the foamite container, and at this moment, it is actually to make that this pair of spy fire tube starts extinguishing device For starter is used.
Embodiment 3：
As shown in Fig. 4, Fig. 6, it is the double spies provided in embodiment 1 that double spy fire tubes that the present embodiment is provided start extinguishing device A pressure switch 6 is connected respectively on 1st spy fire tube 1A of fire tube automatic fire extinguisher and the 2nd spy fire tube 1B, and other structures are not Become.
Double spy fire tubes that now the present embodiment is provided start extinguishing device operation principle and are described below：Now fire tube is visited with the 1st The operating temperature of 1A is illustrated as a example by the operating temperature less than the 2nd spy fire tube 1B, and vice versa.Before normal work, first Pressed gas or liquid with certain pressure are filled with the 1st spy fire tube 1A, the 2nd spy fire tube 1B, the gas or liquid will be logical Cross the 1st spy fire tube interface the 13 and the 2nd and visit inner chamber and outer chamber that fire tube interface 15 flows into the upper valve body 8 of container value 7, due to this portion The elastic force of the pressure and spring 11 of point gas or liquid is more than extinguishing agent pressure in container 2, therefore piston 9 will be to moving down Dynamic, so as to seal up air inlet 17 using the lower end of piston rod 10, now container 2, container value the 7, the 1st visit fire tube 1A and the 2nd and visit fire Pressure balance in pipe 1B, therefore container value 7 is closed.
When a fire, the heated part on the 1st spy fire tube 1A and the 2nd spy fire tube 1B1 can produce softening, when outside temperature When degree reaches the operating temperature of the 1st spy fire tube 1A, the position at maximum temperature can automatically burst because of softening thereon, so that Make the pressure reduction in the 1st spy fire tube 1A, at this moment the gas or liquid effects in inner chamber the top of piston 9 distress resolves, with Its connected pressure switch 6 is acted and exports early warning signal.When temperature continues to rise to the operating temperature of the 2nd spy fire tube 1B, The position at maximum temperature can automatically be burst because of softening thereon, and coupled pressure switch 6 is acted and exports early warning Signal, at this moment in the distress resolves on the top of piston 9, now, piston 9 will go out the gas or liquid effects in exocoel in container 2 Moved up under the pressure effect of fiery agent, at the same compression spring 11, so that piston rod 9 leaves air inlet 17, afterwards in container 2 Extinguishing chemical flow into the 2nd from the exhaust outlet 16 on container value 7 through the lower cavity of valve body 8 and visit fire tube 1B, finally from it Explosion hole outwards spurt by guard space, so as to reach the purpose of fire extinguishing.
When the 1st spy fire tube 1A is leaked under external force, its interior pressure reduction, in coupled logical inner chamber gas or The pressure of liquid will also decrease, and at this moment power of the gas or liquid effects in inner chamber on piston 9 will disappear, coupled pressure Power switch 6 will be acted and export early warning signal.But the pressure visited due to the 2nd in fire tube 1B and exocoel is normal, therefore gas in exocoel The elastic force of the pressure and spring 11 of body or liquid still greater than extinguishing agent pressure in container 2, so piston 9 will not be moved upwards Dynamic, container value 7 will not also be opened, the present apparatus will not misoperation, staff receives early warning signal and can be checked to scene, repair The present apparatus remains to normal work afterwards.
When the 2nd spy fire tube 1B is leaked under external force, its interior pressure reduction, in coupled logical exocoel gas or The pressure of liquid will also decrease, and at this moment power of the gas or liquid effects in exocoel on piston 9 will disappear, coupled pressure Power switch 6 will be acted and export early warning signal.But the pressure visited due to the 1st in fire tube 1A and inner chamber is normal, therefore gas in inner chamber The elastic force of the pressure and spring 11 of body or liquid still greater than extinguishing agent pressure in container 2, so piston 9 will not be moved upwards Dynamic, container value 7 will not also be opened, the present apparatus will not misoperation, staff receives early warning signal and can be checked to scene, repair The present apparatus remains to normal work afterwards.
Embodiment 4：
As shown in Fig. 4, Fig. 7, it is the double spies provided in embodiment 2 that double spy fire tubes that the present embodiment is provided start extinguishing device A pressure switch 6 is connected respectively on 1st spy fire tube 1A of fire tube automatic fire extinguisher and the 2nd spy fire tube 1B, and other structures are not Become.
When a fire, the heated part on the 1st spy fire tube 1A and the 2nd spy fire tube 1B1 can produce softening, when outside temperature When degree reaches the operating temperature of the 1st spy fire tube 1A, the position at maximum temperature can automatically burst because of softening thereon, so that Make the pressure reduction in the 1st spy fire tube 1A, at this moment the gas or liquid effects in inner chamber the top of piston 9 distress resolves, with Its connected pressure switch 6 is acted and exports early warning signal.When temperature continues to rise to the operating temperature of the 2nd spy fire tube 1B, The position at maximum temperature can automatically be burst because of softening thereon, and coupled pressure switch 6 is acted and exports early warning Signal, at this moment in the distress resolves on the top of piston 9, now, piston 9 will go out the gas or liquid effects in exocoel in container 2 Moved up under the pressure effect of fiery agent, at the same compression spring 11, so that piston rod 9 leaves air inlet 17, afterwards in container 2 Extinguishing chemical through the lower cavity of valve body 8, exhaust outlet 16 from container value 7 flows into release pipe 4, most outwards sprayed through shower nozzle 5 afterwards It is put into by guard space, so as to reach the purpose of fire extinguishing.
When the 1st spy fire tube 1A is leaked under external force, its interior pressure reduction, in coupled logical inner chamber gas or The pressure of liquid will also decrease, and at this moment power of the gas or liquid effects in inner chamber on piston 9 will disappear, coupled pressure Power switch 6 will be acted and export early warning signal.But the pressure visited due to the 2nd in fire tube 1B and exocoel is normal, therefore gas in exocoel The elastic force of the pressure and spring 11 of body or liquid still greater than extinguishing agent pressure in container 2, so piston 9 will not be moved upwards Dynamic, container value 7 will not also be opened, the present apparatus will not misoperation, staff receives early warning signal and can be checked to scene, repair The present apparatus remains to normal work afterwards.
When the 2nd spy fire tube 1B is leaked under external force, its interior pressure reduction, in coupled logical exocoel gas or The pressure of liquid will also decrease, and at this moment power of the gas or liquid effects in exocoel on piston 9 will disappear, coupled pressure Power switch 6 will be acted and export early warning signal.But the pressure visited due to the 1st in fire tube 1A and inner chamber is normal, therefore gas in inner chamber The elastic force of the pressure and spring 11 of body or liquid still greater than extinguishing agent pressure in container 2, so piston 9 will not be moved upwards Dynamic, container value 7 will not also be opened, the present apparatus will not misoperation, staff receives early warning signal and can be checked to scene, repair The present apparatus remains to normal work afterwards.
Embodiment 5：
As shown in Fig. 8, Fig. 3, double spy fire tubes that the present embodiment is provided start extinguishing device includes that the 1st visits fire tube 1A, the 2nd spy Fire tube 1B, container 2 and container value 27；Wherein extinguishing chemical is stored with container 2；Container value 27 is arranged at the upper port of container 2, is used In unlatching container 2；One end of 1st spy fire tube 1A and the 2nd spy fire tube 1B are connected on container value 27 simultaneously, and inside is filled with pressure gas Body or liquid, and the other end closes off；Described container value 27 include valve body 21, lower piston 23, lower piston bar 28, Upper piston 22 and upper piston bar 29；The inside of wherein valve body 21 is provided with horizontally disposed upper partition 25 and lower partition 26, the inside of valve body 21 is thus divided into upper chamber, middle part cavity and lower cavity, and upper partition 25 and lower partition 26 middle part is respectively formed with a piston rod through hole；The top surface middle part of valve body 21 is provided with one the 1st and visits fire tube interface 13, in One the 2nd is formed with portion's periphery and visits fire tube interface 15, an exhaust outlet 16 is formed with lower circumference face, formed on bottom surface There is an air inlet 17 being connected with the upper port of container 2；Lower piston 23 is arranged on the middle part inside cavity of valve body 21；Live on top Plug 22 is arranged on inside the upper chamber of valve body 21；Lower piston bar 28 runs through the piston rod insertion being arranged in lower partition 26 In hole, and upper end is connected to the bottom center position of lower piston 23；Upper piston bar 29 is through being arranged on upper partition 25 On piston rod through hole in, and upper end is connected to the bottom center position of upper piston 22, lower end and the phase of lower piston 23 Contact.
Double spy fire tubes that now the present embodiment is provided start extinguishing device operation principle and are described below：Now fire tube is visited with the 1st The operating temperature of 1A is illustrated as a example by the operating temperature less than the 2nd spy fire tube 1B, and vice versa.Before normal work, first Pressed gas or liquid with certain pressure are filled with the 1st spy fire tube 1A, the 2nd spy fire tube 1B, the gas or liquid will be logical The 1st spy fire tube interface the 13 and the 2nd is crossed to visit in the upper chamber and center lumen body of the inflow upper valve body 21 of container value 27 of fire tube interface 15 Portion, due to the pressure of the pressure more than extinguishing chemical in container 2 of this portion gas or liquid, therefore lower piston 23 and upper piston 22 will move down, so as to seal up air inlet 17, the lower end of upper piston bar 29 using the lower end of lower piston bar 28 be pressed in down The upper surface of portion's piston 23.Now container 2, container value the 27, the 1st visit the pressure balance during fire tube 1A and the 2nd visits fire tube 1B, therefore hold Device valve 27 is closed.
When a fire, the heated part on the 1st spy fire tube 1A and the 2nd spy fire tube 1B can produce softening, when outside temperature When degree reaches the operating temperature of the 1st spy fire tube 1A, the position at maximum temperature can automatically burst because of softening thereon, so that Make the pressure reduction in the 1st spy fire tube 1A, at this moment the gas or liquid effects in the upper chamber of valve body 21 are in upper piston 22 The distress resolves on top.When temperature continues to rise to the operating temperature of the 2nd spy fire tube 1B, the portion at maximum temperature thereon Position can automatically burst because of softening, and at this moment the gas or liquid effects in the middle part cavity of valve body 21 are on the top of lower piston 23 Distress resolves, now lower piston 23, upper piston 22 will be moved up under the pressure effect of the extinguishing chemical in the container 2 so that Lower piston bar 28 is left air inlet 17, afterwards the extinguishing chemical in container 2 through the lower cavity of valve body 21 from container value 27 On exhaust outlet 16 flow out to by guard space, so as to reach the purpose of fire extinguishing.
When the 1st spy fire tube 1A is leaked under external force, its interior pressure reduction, the coupled logical upper chambers of valve body 21 The pressure of gas or liquid in body will also decrease, and at this moment the gas or liquid effects in upper chamber are in upper piston 22 Power will disappear.But the pressure visited due to the 2nd in fire tube 1B and middle part cavity is normal, thus in the cavity of middle part gas or liquid pressure Still greater than the pressure of extinguishing chemical in container 2, so lower piston 23 will not be moved up, container value 27 will not also be opened power, this Device will not misoperation, the present apparatus remains to normal work after maintenance.
When the 2nd spy fire tube 1B is leaked under external force, its interior pressure reduction, the coupled logical center lumen of valve body 21 The pressure of gas or liquid will also decrease in body, at this moment power of the gas or liquid effects in the cavity of middle part in lower piston 23 To disappear.But the pressure visited due to the 1st in fire tube 1A and upper chamber is normal, thus in upper chamber gas or liquid pressure Still greater than the pressure of extinguishing chemical in container 2, so lower piston 23, upper piston 22 will not be moved up, container value 27 is not yet Can open, the present apparatus will not misoperation, the present apparatus remains to normal work after maintenance.
Embodiment 6：
As shown in Fig. 9, Figure 10 and Fig. 3, double spy fire tubes that the present embodiment is provided start extinguishing device includes that the 1st visits fire tube Fire tube 1B, container 2 and container value 40 are visited in 1A, the 2nd；Wherein extinguishing chemical is stored with container 2；Container value 40 is installed on vessel 2 Port, for opening container 2；One end of 1st spy fire tube 1A and the 2nd spy fire tube 1B are connected on container value 40 simultaneously, internal Closed off filled with pressed gas or liquid, and the other end；Described container value 40 includes valve body 31, first piston 32, the One piston rod 49, second piston 35, second piston bar 46, the 3rd piston 37, the 3rd piston rod 50, the first rocking arm 33, second shake The rocking arm 36 of arm 34 and the 3rd；The left side inside of wherein valve body 31 is main plunger shaft, and former and later two sub- plunger shafts are divided into inside right side, Main piston chamber top is provided with horizontally disposed first dividing plate 48, and the middle part of the first dividing plate 48 is formed with a piston rod insertion Hole, left side central portion is provided with gas outlet 16, and lower end is formed with an air inlet 17 being connected with the upper port of container 2；First piston 32 It is arranged on inside the lower cavity in main piston chamber, the piston rod being arranged on the first dividing plate 48 is run through on the top of First piston bar 49 In through hole, and lower end is connected to the upper surface centre of first piston 42；The left end of the first rocking arm 33 passes through connecting shaft The 38 left side upper ends for being hinged on main piston chamber, middle part is located at the surface of First piston bar 49；Former and later two sub- plunger shafts it is upper Portion is respectively equipped with horizontally disposed second partition and the 3rd dividing plate 47, and second partition and the middle part of the 3rd dividing plate 47 are formed respectively There is a piston rod through hole, lower end is respectively equipped with the 2nd spy fire tube interface the 15 and the 1st and visits fire tube interface 13；The He of second piston 35 3rd piston 37 is separately positioned on inside the lower cavity of front and rear valve body 31, the top of the piston rod 50 of second piston bar 46 and the 3rd Extend through in the piston rod through hole being arranged on second partition and the 3rd dividing plate 47, and lower end is connected to the second work The upper surface centre of the piston rod 50 of stopper rod 46 and the 3rd；The left part of the second rocking arm 34 and the 3rd rocking arm 36 is simultaneously by connecting Spindle 39 is hinged on the right side upper end in main piston chamber, and middle part is located at the surface of the piston 37 of second piston 35 and the 3rd respectively, and And be located at the position in the left side of connecting shaft 39 on the second rocking arm 34 and the 3rd rocking arm 36 under normal circumstances and be located at the first rocking arm 33 Right part surface.
Double spy fire tubes that now the present embodiment is provided start extinguishing device operation principle and are described below：Now fire tube is visited with the 1st The operating temperature of 1A is illustrated as a example by the operating temperature less than the 2nd spy fire tube 1B, and vice versa.Before normal work, first Gas or liquid with certain pressure are filled with the 1st spy fire tube 1A, the 2nd spy fire tube 1B, the gas or liquid will be by the 1 Visit fire tube interface the 13 and the 2nd and visit fire tube interface 15 and flow on valve body 31 inside two sub- plunger shafts, thus to second piston 35, the Three pistons 37 produce upward thrust, and at this moment the upper end of the piston rod 50 of second piston bar 46 and the 3rd will push up the second rocking arm 34 and the 3rd rocking arm 36 right-hand member, the end is rotated in an anti-clockwise direction along Fig. 9 around connecting shaft 39, so that the He of the second rocking arm 34 The position that the left side of connecting shaft 39 is located on 3rd rocking arm 36 is pressed in the right part surface of the first rocking arm 33 just, at this moment the first rocking arm 33 middle part will bear against in First piston bar 49, so that the lower surface of first piston 32 seals up air inlet 17, now container Valve 40 is closed.
When a fire, the heated part on the 1st spy fire tube 1A and the 2nd spy fire tube 1B can produce softening, when outside temperature When degree reaches the operating temperature of the 1st spy fire tube 1A, the position at maximum temperature can automatically burst because of softening thereon, so that Make the pressure reduction in the 1st spy fire tube 1A, the gas or liquid in sub- plunger shaft being at this moment connected with the 1st spy fire tube interface 13 The distress resolves of the bottom of the 3rd piston 37 are acted on, at this moment the 3rd piston 37 and the 3rd piston rod 50 will be moved down simultaneously, the 3rd shakes The right-hand member of arm 36 will around connecting shaft 39 along Fig. 9 rotationally clockwise so that it is left that connecting shaft 39 is located on the 3rd rocking arm 36 The right part surface of the first rocking arm 33 is left at the position of side, thus releases its constraint to the right part of the first rocking arm 33.Work as temperature When continuing to rise to the operating temperature of the 2nd spy fire tube 1B, the position at maximum temperature can automatically burst because of softening thereon, At this moment the pressure of gas or liquid effects in the sub- plunger shaft that fire tube interface 15 is connected in the bottom of second piston 35 is visited with the 2nd Disappear, at this moment second piston 35 and second piston bar 46 will be moved down simultaneously, and the right-hand member of the second rocking arm 34 will be around connecting shaft 39 along Fig. 9 Rotationally clockwise, so that the right part table of the first rocking arm 33 is left at the position that the second rocking arm 34 is located on the left of connecting shaft 39 Face, thus releases its constraint to the right part of the first rocking arm 33, at this moment the first piston under the pressure effect of extinguishing chemical in the container 2 32 will move up so that first piston 32 leaves air inlet 17, afterwards the extinguishing chemical in container 2 through valve body 31 lower chamber Body and the exhaust outlet 16 from container value 40 is flowed into by guard space, so as to reach the purpose of fire extinguishing.
When the 1st spy fire tube 1A is leaked under external force, its interior pressure reduction is connected with the 1st spy fire tube interface 13 Sub- plunger shaft in gas or liquid effects in the distress resolves of the bottom of the 3rd piston 37, at this moment the 3rd piston 37 and the 3rd live Stopper rod 50 will be moved down simultaneously, the right-hand member of the 3rd rocking arm 36 will around connecting shaft 39 along Fig. 9 rotationally clockwise so that the 3rd The right part surface of the first rocking arm 33 is left at the position that the left side of connecting shaft 39 is located on rocking arm 36, thus releases it to the first rocking arm The constraint of 33 right parts.But the gas or fluid pressure visited due to the 2nd in fire tube 1B and coupled logical sub- plunger shaft are normal, Therefore second piston 35 is failure to actuate, and the position that the second rocking arm 34 is located on the left of connecting shaft 39 is still pressed in the right part of the first rocking arm 33 Surface, so first piston 32 will not be moved up, container value 40 will not also be opened, and the present apparatus will not misoperation, sheet after maintenance Device remains to normal work.
When the 2nd spy fire tube 1B is leaked under external force, its interior pressure reduction is connected with the 2nd spy fire tube interface 15 Sub- plunger shaft in gas or liquid effects the bottom of second piston 35 distress resolves, at this moment second piston 35 and second live Stopper rod 46 will be moved down simultaneously, the right-hand member of the second rocking arm 34 will around connecting shaft 39 along Fig. 9 rotationally clockwise so that second The right part surface of the first rocking arm 33 is left at the position that the left side of connecting shaft 39 is located on rocking arm 34, thus releases it to the first rocking arm The constraint of 33 right parts.But the gas or fluid pressure visited due to the 1st in fire tube 1A and coupled logical sub- plunger shaft are normal, Therefore the 3rd piston 37 is failure to actuate, and the position that the left side of connecting shaft 39 is located on the 3rd Rocker arm 50 is still pressed in the right-hand member of the first rocking arm 33 Portion surface, so first piston 32 will not be moved up, container value 40 will not also be opened, the present apparatus will not misoperation, after maintenance The present apparatus remains to normal work.
In the present embodiment, the second rocking arm 34, the 3rd rocking arm 36 are not required, and is increased here by leverage Two pistons 35, the active force of the 3rd piston 37, but as long as calculating the area of piston, using the side for changing piston effect force direction Method, also can make the active force of second piston 35, the 3rd piston 37 straight in the case where the second rocking arm 34, the 3rd rocking arm 36 is not needed Connect and act on the first rocking arm 33, can still reach the purpose of the first rocking arm of clamping 33.
Embodiment 7：
As shown in Figure 11 and Fig. 3, double spy fire tubes that the present embodiment is provided start extinguishing device includes that the 1st visits fire tube 1A, the 2nd Visit fire tube 1B, container 2 and container value 44；Wherein gas extinguishing agent is stored with container 2；Container value 44 is arranged on the upper end of container 2 At mouthful, for opening container 2；Described container value 44 includes valve body 41, piston 42 and two springs 43；Wherein under valve body 41 End face is provided with the air inlet 17 being connected with the upper port of container 2, one the 1st is correspondingly provided with top wall and visits fire tube interface 13 and Individual 2nd visits 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； One end of 1st spy fire tube 1A is connected on the 1st spy fire tube interface 13 of container value 44, and one end of the 2nd spy fire tube 1B is connected to appearance On 2nd spy fire tube interface 15 of device valve 44, the 1st visits the other end closing that fire tube 1A and the 2nd visits fire tube 1B.
Double spy fire tubes that now the present embodiment is provided start extinguishing device operation principle and are described below：Now fire tube is visited with the 1st The operating temperature of 1A is illustrated as a example by the operating temperature less than the 2nd spy fire tube 1B, and vice versa.Before normal work, first Gas or liquid with certain pressure are filled with the 1st spy fire tube 1A and the 2nd spy fire tube 1B, at this moment the piston in container value 44 42 due to two lateral spring 43 apply spring force is identical and ambient pressure balance, therefore in the centre position of valve body 41, thus Seal up air inlet 17.
When a fire, the heated part on the 1st spy fire tube 1A and the 2nd spy fire tube 1B can produce softening, when outside temperature When degree reaches the operating temperature of the 1st spy fire tube 1A, the position at maximum temperature can automatically burst because of softening thereon, so that Make the pressure reduction in the 1st spy fire tube 1A, at this moment the piston 42 in container value 44 will visit negative pressure and the 2nd in fire tube 1A and visit the 1st The direction moment of fire tube interface 13 is visited in the presence of fire tube 1B, the pressure of left side spring 43 to the 1st to move so that piston 42 is sealed rapidly Air inlet 17 is opened while firmly the 1st visits fire tube interface 13.When temperature continues to rise to the operating temperature of the 2nd spy fire tube 1B, The position at maximum temperature can automatically burst because of softening thereon, so that the 2nd visits the pressure reduction in fire tube 1B, at this moment During gas extinguishing agent in container 2 will flow into the 2nd spy fire tube 1B by air inlet 17, finally explosion hole from it is outwards spurted To by guard space, so as to reach the purpose of fire extinguishing.In the process, piston 42 remains in that close under extinguishing agent pressure effect The state of the 1st spy fire tube interface 13 is sealed, therefore does not interfere with extinguishing chemical and visit fire tube 1B flowings to the 2nd.
When the 1st spy fire tube 1A is leaked under external force, its interior pressure reduction, at this moment the piston 42 in container value 44 exists The direction movement of fire tube interface 13 is visited to the 1st in the presence of negative pressure and the 2nd spy fire tube 1B, the pressure of spring 43 in 1st spy fire tube 1A, is made Obtain while piston 42 is rapid to seal up the 1st spy fire tube interface 13 and open air inlet 17.But because the 2nd spy fire tube 1B is still just Often operation, the present apparatus will not misoperation, change or the present apparatus remain to normal work after fire tube 1A is visited in maintenance the 1st.
With should the 2nd spy fire tube 1B leak under external force when, its interior pressure reduction, the at this moment piston in container value 44 42 visit the direction of fire tube interface 15 in the presence of the 2nd visits in fire tube 1B negative pressure and the 1st visits fire tube 1A, the pressure of spring 43 to the 2nd moves It is dynamic so that piston 42 opens air inlet 17 while sealing up the 2nd spy fire tube interface 15 rapidly.But due to the 1st spy fire tube 1A still So normally running, the present apparatus will not misoperation, change or the present apparatus remain to normal work after fire tube 1B is visited in maintenance the 1st.
Embodiment 8：
As shown in Figure 12 and Fig. 3, double spy fire tubes that the present embodiment is provided start extinguishing device includes that the 1st visits fire tube 1A, the 2nd Visit fire tube 1B, container 2 and container value 57；Wherein extinguishing chemical is stored with container 2；Container value 57 is arranged at the upper port of container 2, For opening container 2；One end of 1st spy fire tube 1A and the 2nd spy fire tube 1B are connected on container value 57 simultaneously, and inside is filled with pressure Gas or liquid, and the other end closes off；Described container value 57 includes valve body 51, first piston 52, piston rod 56, close Envelope body 58, the piston 54 of second piston 53 and the 3rd；The middle part of wherein valve body 51 is provided with horizontally disposed dividing plate 55, thus by valve body It is divided into upper chamber and lower cavity inside 51, and the middle part of dividing plate 55 is formed with a piston rod through hole, valve body 51 Left side central portion is provided with exhaust outlet 16, and lower right side is provided with one the 1st to be visited fire tube interface 13, top and be provided with one the 2nd and visit fire tube and connect Mouth 15, lower end is provided with an air inlet 17 being connected with the upper port of container 2；First piston 52 is arranged on the upper chamber of valve body 51 It is internal；Run through in the middle part of piston rod 56 and be arranged in the piston rod through hole on dividing plate 55, and upper end is connected to first piston 52 Bottom center position；Seal 58 is located inside air inlet 17, and its upper surface middle part is connected to the lower end of piston rod 56, and diameter is big In the diameter of piston rod 56, and upper end external margin is with diameter greater than the upper port internal diameter of air inlet 17；Visit left in fire tube interface 13 the 1st The air admission hole 59 being connected with air inlet 17 is provided with end face center, in the 2nd spy fire tube interface 15 left side top be provided with The venthole 60 that upper chamber is connected, while be provided with the right side wall of valve body 51 being connected between venthole 60 and air admission hole 59 Passage 61；The piston 54 of second piston 53 and the 3rd is separately positioned on the 2nd spy fire tube interface the 15 and the 1st and visits fire tube interface 13 It is internal.
Double spy fire tubes that now the present embodiment is provided start extinguishing device operation principle and are described below：Now fire tube is visited with the 1st The operating temperature of 1A is illustrated as a example by the operating temperature less than the 2nd spy fire tube 1B, and vice versa.Before normal work, first Gas or liquid with certain pressure are filled with the 1st spy fire tube 1A, the 2nd spy fire tube 1B, the gas or liquid will flow into valve The 1st visits fire tube interface the 13 and the 2nd and visits inside fire tube interface 15 on body 51, thus the piston 54 of second piston 53 and the 3rd is produced to Left thrust, so as to be sealed up air admission hole 59 and venthole 60 using the piston 54 of second piston 53 and the 3rd.Seal 58 will Move up and seal up the upper port of air inlet 17 under the pressure effect of extinguishing chemical in the container 2, now container value 57 is in and closes Closed state.
When a fire, the heated part on the 1st spy fire tube 1A and the 2nd spy fire tube 1B can produce softening, when outside temperature When degree reaches the operating temperature of the 1st spy fire tube 1A, the position at maximum temperature can automatically burst because of softening thereon, so that Make the pressure reduction in the 1st spy fire tube 1A, at this moment the 1st gas or liquid effects visited in fire tube interface 13 is right in the 3rd piston 54 The distress resolves of side, the 3rd piston 54 will move right under the pressure effect of the extinguishing chemical in the container 2 and open air admission hole 59, this When extinguishing chemical will by air admission hole 59 enter passage 61 in.When temperature continues to rise to the operating temperature of the 2nd spy fire tube 1B, The position at maximum temperature can automatically burst because of softening thereon, so that the 2nd visits the pressure reduction in fire tube 1B, at this moment 2nd visits the distress resolves of gas or liquid effects in fire tube interface 15 on the right side of second piston 53, and second piston 53 will held Move right and open passage 61 under the pressure effect of extinguishing chemical in device 2, at this moment the extinguishing chemical in passage 61 will be through outlet Hole 60 is entered into the upper chamber of valve body 51.Due to this part extinguishing chemical to the active force of first piston 52 more than in container 2 Extinguishing chemical will be moved down to the active force of seal 58, at this moment first piston 52 under this differential pressure action, piston rod 56 and close Envelope body 58 will also be moved down simultaneously, so that seal 58 leaves the upper port of air inlet 17, the extinguishing chemical in container 2 will be through afterwards The lower cavity of valve body 51 is crossed and the exhaust outlet 16 from container value 57 is flowed into by guard space, so as to reach the mesh of fire extinguishing 's.
When the 1st spy fire tube 1A is leaked under external force, its interior pressure reduction, coupled the 1st logical spy fire tube connects Gas or fluid pressure in mouth 13 be will also decrease, and at this moment the 1st gas or liquid effects visited in fire tube interface 13 is lived the 3rd The distress resolves on the right side of plug 54, move right and open air admission hole under the pressure effect of the 3rd piston 54 extinguishing chemical in the container 2 59, at this moment extinguishing chemical will be by the entrance passage 61 of air admission hole 59.But fire tube 1B and the coupled logical 2nd are visited due to the 2nd The pressure visited in fire tube interface 15 is normal, so second piston 53 will not move right, extinguishing chemical will not enter the upper of valve body 51 In portion's cavity, container value 57 will not also be opened, the present apparatus will not misoperation, the present apparatus remains to normal work after maintenance.
When the 2nd spy fire tube 1B is leaked under external force, its interior pressure reduction, coupled the 2nd logical spy fire tube connects Gas or fluid pressure in mouth 15 be will also decrease, and at this moment the 2nd gas or liquid effects visited in fire tube interface 15 is lived second The distress resolves on the right side of plug 53, but due to the pressure in the 1st spy fire tube 1A and coupled the 1st logical spy fire tube interface 13 just Often, so second piston 53 will not move right, extinguishing chemical will not enter in the upper chamber of valve body 51, and container value 57 also will not Open, the present apparatus will not misoperation, the present apparatus remains to normal work after maintenance.
The operating temperature of the 1st spy fire tube 1A and the 2nd spy fire tube 1B is identical or different in above-mentioned these embodiments.
Spy fire tube 1A is filled with above-mentioned these embodiments, the pressure current body phase of storage in the pressure fluid and container 2 in 1B It is same or different.
Spy fire tube 1A is filled with above-mentioned these embodiments, the pressure fluid in 1B selects non-combustion-supporting property pressed gas, such as nitrogen The mixed gas of one or two or more kinds in gas, carbon dioxide, heptafluoro-propane, HFC-236fa, fluoroform, argon gas, or liquid Body, such as water, foam solution, or pulvis, such as nitrogen or argon gas and dry-chemical fire extinguishing agent composition.
The pressure fluid being filled with above-mentioned these embodiments in container 2 preferentially selects extinguishing chemical.Can be with the combustion-supporting property pressure of right and wrong One or two or more kinds mixed in strength body, such as nitrogen, carbon dioxide, heptafluoro-propane, HFC-236fa, fluoroform, argon gas Close gas, or liquid, such as water, foam solution, or pulvis, such as nitrogen or argon gas and dry-chemical fire extinguishing agent composition.
Although being described to the preferred embodiment of this patent above in conjunction with accompanying drawing, this patent is not limited to The control valve such as the piston control valve specific embodiment stated, clack type, plunger type, diaphragm type can also implement meaning of the invention Figure, in addition, above-mentioned specific embodiment is only schematical, be not it is restricted, do not depart from this patent objective and In the case of scope of the claimed protection, many forms can also be made, these are belonged within the protection domain of this patent.

Claims (12)

1. a kind of pair of spy fire tube starts extinguishing method, it is characterised in that：Described double spy fire tubes start extinguishing method to be included by suitable The following steps that sequence is carried out：
1) under normal circumstances, using being connected on a container value and two piece spy fire tubes of the inside filled with pressure fluid are logical simultaneously Internal reservoir is had the container closure of pressure fluid to cross container value；
2) when any spy fire tube occurs pressure release, container value is failure to actuate, therefore container is still in closed mode；
3) when there is fire and make two spy fire tube priority pressure releases, container value is opened, so as to the pressure fluid in container be led to Container value is crossed outwards to discharge and implement fire extinguishing.
2. method according to claim 1, it is characterised in that：The pressure release temperature difference or phase of two described spy fire tubes Together.
3. a kind of extinguishing device for realizing claim 1 methods described, it is characterised in that：It mainly has including internal reservoir The container (2) of pressure fluid, at container (2) upper port, for open container (2) container value (7,27,40,44, 57) and one end simultaneously be arranged on container value on and inside filled with pressure fluid, the other end close off the 1st spy fire tube (1A) Fire tube (1B) is visited with the 2nd.
4. extinguishing device according to claim 3, it is characterised in that：Described container value (7) includes valve body (8), piston (9), piston rod (10) and spring (11)；Horizontally disposed dividing plate (12) wherein is provided with the middle part of valve body (8), thus by valve body (8) inside is divided into a piston rod through hole is formed with the middle part of upper chamber and lower cavity, and dividing plate (12)；Valve body (8) top surface middle part is provided with one the 1st and visits fire tube interface (13), the 1st is located on top surface inner surface and visits fire tube interface (13) outside Position be formed down annular upper lumen wall (14), be formed with the periphery of top one the 2nd spy fire tube interface (15), be formed with lower circumference face one with the 2nd spy fire tube (1B) exhaust outlet (16) for being connected, be formed with bottom surface one with The connected air inlet (17) of container (2) upper port；Piston (9) is arranged on inside the upper chamber of valve body (8), upper surface middle part shape Cheng Youyi is located at the lower lumen wall (18) on same vertical line, lower lumen wall with the axle center of upper lumen wall (14) (18) top is located at the outside of upper lumen wall (14), and the internal diameter of lower lumen wall (18) is equal to upper lumen wall (14) External diameter, upper chamber is thus divided into inner chamber and exocoel；Spring (11) is set in the lumen；Piston rod (10) is through being arranged on In piston rod through hole on dividing plate (12), and upper end is connected to the bottom center position of piston (9).
5. extinguishing device according to claim 3, it is characterised in that：Described container value (27) including valve body (21), under Portion's piston (23), lower piston bar (28), upper piston (22) and upper piston bar (29)；The inside of wherein valve body (21) is provided with Horizontally disposed upper partition (25) and lower partition (26), are thus divided into upper chamber, center lumen by the inside of valve body (21) A piston rod through hole is respectively formed with the middle part of body and lower cavity, and upper partition (25) and lower partition (26)； The top surface middle part of valve body (21) is provided with one the 1st and visits fire tube interface (13), one the 2nd spy fire tube is formed with the periphery of middle part and is connect Mouth (15), is formed with an exhaust outlet (16) on lower circumference face, one is formed with bottom surface and is connected with container (2) upper port Air inlet (17)；Lower piston (23) is arranged on the middle part inside cavity of valve body (21)；Upper piston (22) is arranged on valve body (21) inside upper chamber；Lower piston bar (28) in the piston rod through hole being arranged in lower partition (26), and And upper end is connected to the bottom center position of lower piston (23)；Upper piston bar (29) is through being arranged in upper partition (25) Piston rod through hole in, and upper end is connected to the bottom center position of upper piston (22), lower end and lower piston (23) It is in contact.
6. extinguishing device according to claim 3, it is characterised in that：Described container value (40) includes valve body (31), One piston (32), First piston bar (49), second piston (35), second piston bar (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)；The left side inside of wherein valve body (31) is main piston Chamber, is divided into former and later two sub- plunger shafts inside right side, main piston chamber top is provided with horizontally disposed first dividing plate (48), and One dividing plate (48) middle part is formed with a piston rod through hole, and left side central portion is provided with gas outlet (16), lower end be formed with one with The connected air inlet (17) of container (2) upper port；First piston (32) is arranged on inside the lower cavity in main piston chamber, and first lives The top of stopper rod (49) is through being arranged in the piston rod through hole on the first dividing plate (48), and lower end is connected to first piston (42) upper surface centre；The left end of the first rocking arm (33) is hinged on the left side in main piston chamber by connecting shaft (38) End, middle part is located at the surface of First piston bar (49)；The top of former and later two sub- plunger shafts is respectively equipped with horizontally disposed Two dividing plates and the 3rd dividing plate (47), and second partition and the 3rd dividing plate (47) middle part are respectively formed with a piston rod insertion Hole, lower end is respectively equipped with the 2nd spy fire tube interface (15) and the 1st and visits fire tube interface (13)；Second piston (35) and the 3rd piston (37) it is separately positioned on inside the lower cavity of front and rear valve body (31), the top of second piston bar (46) and the 3rd piston rod (50) Extend through in the piston rod through hole being arranged on second partition and the 3rd dividing plate (47), and lower end is connected to second The upper surface centre of piston rod (46) and the 3rd piston rod (50)；The left part of the second rocking arm (34) and the 3rd rocking arm (36) The right side upper end in main piston chamber is hinged on by connecting shaft (39) simultaneously, middle part is located at second piston (35) and the 3rd piston respectively (37) surface, and be located on the left of connecting shaft (39) on the second rocking arm (34) and the 3rd rocking arm (36) under normal circumstances Position is located at the right part surface of the first rocking arm (33).
7. extinguishing device according to claim 3, it is characterised in that：Described container value (44) includes valve body (41), work Plug (42) and two springs (43)；The lower surface of wherein valve body (41) is provided with the air inlet being connected with container (2) upper port (17) one the 1st, is correspondingly provided with top wall and visits fire tube interface (13) and one the 2nd spy fire tube interface (15)；Piston (42) sets Put the inside in valve body (41)；Two springs (43) are separately positioned on the both sides of piston (42)；1st one end for visiting fire tube (1A) connects It is connected in the 1st spy fire tube interface (13) of container value (44), one end of the 2nd spy fire tube (1B) is connected to the 2nd of container value (44) Visit on fire tube interface (15), the 1st visits fire tube (1A) and the 2nd visits the other end closing of fire tube (1B).
8. extinguishing device according to claim 3, it is characterised in that：Described container value (57) includes valve body (51), One piston (52), piston rod (56), seal (58), second piston (53) and the 3rd piston (54)；Wherein in valve body (51) Portion is provided with horizontally disposed dividing plate (55), thus will be divided into upper chamber and lower cavity, and dividing plate inside valve body (51) (55) a piston rod through hole is formed with the middle part of, the left side central portion of valve body (51) is provided with exhaust outlet (16), and lower right side sets There is one the 1st to visit fire tube interface (13), top and be provided with one the 2nd spy fire tube interface (15), lower end is provided with one with the upper end of container 2 The connected air inlet (17) of mouth；First piston (52) is arranged on inside the upper chamber of valve body (51)；Piston rod (56) middle part is passed through Wear in the piston rod through hole being arranged on dividing plate (55), and upper end is connected to the bottom center position of first piston (52)； Seal (58) is internal positioned at air inlet (17), and its upper surface middle part is connected to piston rod (56) lower end, with diameter greater than piston rod (56) diameter, and upper end external margin is with diameter greater than air inlet (17) upper port internal diameter；Fire tube interface (13) interior left end is visited the 1st Face center is provided with the air admission hole (59) being connected with air inlet (17), is set on the 2nd spy fire tube interface (15) interior left side top There is the venthole (60) being connected with upper chamber, while be provided with valve body (51) right side wall and being connected to venthole (60) and entering Passage (61) between stomata (59)；Second piston (53) and the 3rd piston (54) are separately positioned on the 2nd spy fire tube interface (15) and the 1st visit fire tube interface (13) inside.
9. extinguishing device according to claim 3, it is characterised in that：Fire tube is visited in the 1st described spy fire tube (1A) and the 2nd A pressure switch (6) is connected on (1B).
10. extinguishing device according to claim 3, it is characterised in that：Fire tube is visited in the 1st described spy fire tube (1A) and the 2nd The pressure release temperature of (1B) is identical or different.
11. extinguishing devices according to claim 3, it is characterised in that：Fire tube is visited in the 1st described spy fire tube (1A) and the 2nd Pressure fluid in (1B) is non-combustion-supporting property fluid.
12. extinguishing devices according to claim 3, it is characterised in that：Fire tube is visited in the 1st described spy fire tube (1A) and the 2nd Pressure fluid in (1B) is identical or different with the pressure fluid of storage in container (2).
CN201410681983.XA 2013-12-30 2014-11-24 A kind of pair of spy fire tube starts extinguishing method and its extinguishing device Active CN104436506B (en)

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CN2013107450372 2013-12-30
CN201310745037.2A CN103768750A (en) 2013-12-30 2013-12-30 Two-stage fire detection tube self-extinguishing device
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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CN105641843A (en) * 2016-03-22 2016-06-08 北京利达海鑫灭火***设备有限公司 Fire detecting pipe temperature sensing self-starting fire extinguishing device container valve
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

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