CN202859971U - Fire trace tube type automatic dry powder fire extinguishing system - Google Patents
Fire trace tube type automatic dry powder fire extinguishing system Download PDFInfo
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- CN202859971U CN202859971U CN 201220459296 CN201220459296U CN202859971U CN 202859971 U CN202859971 U CN 202859971U CN 201220459296 CN201220459296 CN 201220459296 CN 201220459296 U CN201220459296 U CN 201220459296U CN 202859971 U CN202859971 U CN 202859971U
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Abstract
The utility model discloses a fire trace tube type automatic dry powder fire extinguishing system, which comprises a fire extinguishing medium storage bottle, a dry powder delivery pipe, a dry powder jet valve and a fire trace tube, wherein a fire extinguishing agent in the fire extinguishing medium storage bottle can be pushed out; the dry powder delivery pipe is communicated with the fire extinguishing medium storage bottle; the dry powder jet valve is arranged on a protected object or space, connected with the dry powder delivery pipe and finally connected with a dry powder bottle; and the fire trace tube is coiled on the protected object or space and connected with a control cavity of the dry powder jet valve. At the initial stage of fire, the fire trace tube is broken in flame, and the pressure in the tube is quickly released, so that the pressure of the control cavity of the dry powder jet valve is quickly reduced. The dry powder jet valve is quickly opened under the action of the internal pressure, and the dry powder mixed compressed gas in the fire extinguishing medium storage bottle is quickly jet to the surface of the object catching the fire through the dry powder jet valve to extinguish the fire.
Description
Technical field
The utility model relates to the fire prevention field, relates in particular to a kind of spy fire-tube type automatic dry powder extinguishing system.
Background technology
In present fire-fighting domain, the dry powder particularly fire-extinguishing apparatus of ultra-fine dry powder is widely used; Be compared to other traditional firing-fighting mediums, for example carbon dioxide, water, dry powder has its unique advantage.Its extinguishing mechanism is take inhibition as main, stamps out the flames by chemistry, the dual fire extinguish of physics; Realize physically the isolated of protected object and air, blocked the required oxygen that again burns, prevented resume combustion with physics mode; The chemistry aspect, the ultra-fine dry powder extinguishing agent powder that automatic fire extinguisher discharges is by contacting with comburant flame, produce chemical reaction and capture rapidly burning free radical and heat, thereby the realization of cut-out pyric chain is put out flame, and the material that extinguishing chemical and flame reaction produce is inhaled and is attached to protected object surface formation one deck separation layer; Therefore can be applied to the total flooding fire extinguishing of relative closure space, also can be used for the localised protection fire extinguishing of open place.
Mainly contain with the fire-extinguishing apparatus of dry powder (or ultra-fine dry powder) as extinguishing chemical at present: hand-held dry powder extinguisher (for example the patent No. 201020567900.1), hand propelled dry-agent fire tender, supersonic speed temperature-sensitive self-starting dry powder device (for example patent No. 200820028398.X) and fixing pipe network type powder extinguishing system (for example the patent No. 201110210993.1); Wherein:
Hand-held and hand propelled dry powder extinguisher use when being Attended mode, although use flexibly, generally do not adopt when unmanned;
Supersonic speed temperature-sensitive self-starting dry powder device generally takes temperature-sensing element, industrial blasting fuze or temperature-sensitive glass as detecting element, adopt a series of circuit or destructive mechansim to spurt, often when fire is larger, just move, and this moment, fire often was difficult to put out, and needed a large amount of extinguishing chemicals; And when a plurality of devices are protected a space together, be difficult to consist of the system of an interlock; And examination and maintenance also are difficults;
Although fixedly pipe network type powder extinguishing system has solved the problem of a fixed space of a plurality of temperature-sensitive self-starting dry powder unit protections, its shortcoming is system's bulky complex, depends on very much various detecting element collaborative works; Without dispatch from foreign news agency or detecting element fault the time, often can't work;
As everyone knows, fire is easy to put out bud or the very little time marquis of flame, and the extinguishing chemical that needs also is minimum; When particularly fire is also very little, also be minimum to the damage of equipment itself; Therefore it is very crucial how detecting fire in the primary stage of fire; Detector for early stage flame is essentially: smoke alarm, temperature detector, flame detector, suction-type smoke alarm etc.; These detection means all are to need external power source basically, and the signal that gathers simultaneously also will be beamed back control centre and remove to carry out fire disaster analyzing; Thereby the detection fire-extinguishing apparatus of this type is to need the responsible electrical system of a cover, and cost compare is large.
The utility model content
For the problems referred to above, the utility model provides a kind of spy fire-tube type automatic dry powder extinguishing system, to solve problems of the prior art.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of spy fire-tube type automatic dry powder extinguishing system is characterized in that, comprises
The firing-fighting medium reservoir bottle that the internal firefighting agent can be propelled out, the extinguishing chemical that described firing-fighting medium reservoir bottle inside fills is powder extinguishing agent, the exit of firing-fighting medium reservoir bottle is provided with valve;
The dry powder carrier pipe that is communicated with the firing-fighting medium reservoir bottle;
Be arranged in the dry powder injection valve on protected object or the space, dry powder injection valve and dry powder carrier pipe couple together, and finally link to each other with the dry powder bottle; Be provided with spool, control chamber and the working chamber in order to be communicated with the dry powder carrier pipe in order to be communicated with the spy fire tube in the valve body of described dry powder injection valve, be provided with jet on the described valve body, slide to control it by spool between this jet and the working chamber and be communicated with and close; When the pressure of control chamber during more than or equal to the pressure of working chamber, spool is pressed to jet; When the pressure of control chamber during less than the pressure of working chamber, spool is lifted away from jet;
Be coiled in the spy fire tube on protected object or the space, visit fire tube and link to each other with the control chamber of dry powder injection valve.
In a preferred embodiment of the present utility model, be provided with siphon pipe in the described firing-fighting medium reservoir bottle, the valve in the exit of firing-fighting medium reservoir bottle is straight-through type valve up and down, the bottom of straight-through type valve links to each other with siphon pipe up and down; The top of straight-through type valve links to each other with a ball valve up and down.Further, the side opening of straight-through type valve is provided with for the opening that the parts such as rupture disk, Pressure gauge are installed up and down.
In a preferred embodiment of the present utility model, described firing-fighting medium reservoir bottle is filled with pressure less than the inertia driving gas of 2.5MPa.
In a preferred embodiment of the present utility model, described dry powder carrier pipe is the flexible conduit that circulates greatly diameter, hangs down internal damping coefficient, high withstand voltage properties and low leaking performance.
In a preferred embodiment of the present utility model, when a plurality of dry powder injection valve is arranged, with visiting fire tube with the series connection of the control chamber on all dry powder injection valves or being together in parallel; With the dry powder carrier pipe according to the working chamber on all dry powder injection valves of the principle serial or parallel connection that waits internal resistance and uniform flux.
In a preferred embodiment of the present utility model, the dry powder injection valve comprises valve body, and the spool of valve body is T-shaped spool, and control chamber and working chamber are separated by T-shaped spool; The top of valve body is closed with valve gap, and T-shaped linked hole is arranged in the valve gap, visits fire tube and links to each other with control chamber by this T-shaped linked hole; Two input ports are arranged on the valve body, and two input ports all link to each other with working chamber.Further, one of them input port is connected with the dry powder carrier pipe by the dry powder conveying tube joint, and another input port is provided with obstruction; Further, one of them input port is connected with the dry powder carrier pipe by the dry powder conveying tube joint, and another input port is connected with the spy fire tube by the damping crossover sub, is provided with the damping piece with damping hole in the described damping crossover sub.
In a preferred embodiment of the present utility model, be provided with the nozzle that is connected with jet on the valve body.
In a preferred embodiment of the present utility model, described firing-fighting medium reservoir bottle is several, and several firing-fighting medium reservoir bottle are connected in parallel.
In a preferred embodiment of the present utility model, in order to transmit the fire switch of fire signal, this fire switch is communicated with control chamber in the access of dry powder injection valve.
At the fire early period of origination, after running into flame, the splendid spy fire tube of Thermo-sensitive breaks, and the pressure in the pipe discharges rapidly, thereby causes the control chamber pressure on the dry powder injection valve to reduce rapidly.The dry powder injection valve is opened rapidly under self internal pressure, and the dry powder blend Compressed Gas in the firing-fighting medium reservoir bottle is ejected into the body surface that catches fire through the dry powder injection valve rapidly, puts out a fire.
The utlity model has following obvious advantage:
1, the utility model is simple in structure, and pipe-line system is short and sweet; Be conducive to construction and maintenance;
2, the utility model action is simple and reliable.Therefore the unlatching of dry powder injection valve or close all and carry out under nitrogen environment has avoided the dry powder injection valve to be subject to pollution and the impact of dry powder when action; Thereby guaranteed greatly the reliability of dry powder injection valve;
3, the pipe-line system internal resistance is low, and the interior residual surplus of pipe was little when dry powder was carried;
4, need not external power source, do not have complicated electric control system; (only when needs transfer out fire signal, just need to give the fire Switching Power Supply)
5, can survey incipient fire; Carry out self-extinguishing in the primary stage that fire occurs;
6, detection mode is reliable, relies on spy fire tube self physical characteristic (only to flame or above 160 thermotonuses of spending) and surveys; Concrete good antipollution, anti-dust, anti-vibration and shock resistance; Almost there is not the misoperation possibility;
7, owing to be early stage fire extinguishing, the fire-fighting dose demand is few, and the fire extinguishing cost is low; Fire damage is also little;
8, can make simple dry-chemical fire extinguishing pipe network system, also can make complicated pipe network system;
9, the manufacturing of dry powder bottle is simple, and cost is relatively cheap; It is especially convenient to change.
The utility model is particularly suitable for making up passive middle-size and small-size unmanned equipment or the dry-chemical fire extinguishing pipe network system in space.
Characteristics of the present utility model can be consulted the detailed description of the graphic and following better embodiment of this case and be obtained to be well understood to.
Description of drawings
Fig. 1 is the spy fire-tube type powder extinguishing system schematic diagram of two dry powder injection valves;
Fig. 2 is the spy fire-tube type powder extinguishing system schematic diagram of a plurality of dry powder injection valves;
Fig. 3 is the spy fire-tube type powder extinguishing system pipeline schematic diagram that a plurality of dry powder injection valves and a plurality of dry powder bottle combine;
Fig. 4 is dry powder injection valve structural representation;
Fig. 5 is dry powder injection valve closure state structural representation:
Fig. 6 is dry powder injection valve opening structural representation.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, further set forth the utility model below in conjunction with specific embodiment.
Embodiment 1
Referring to Fig. 1, a kind of spy fire-tube type automatic dry powder extinguishing system comprises dry powder carrier pipe 150, visits fire tube 160, two dry powder injection valves 170 and a firing-fighting medium reservoir bottle 110.
Be filled with extinguishing chemical and supercharging (propelling) inert gas in the firing-fighting medium reservoir bottle 110, perhaps fill in the firing-fighting medium reservoir bottle and itself have evaporation (volatilization) and produce the extinguishing chemical propel pressure, the internal firefighting agent can be propelled out like this.In the utility model, extinguishing chemical is dry powder (comprising ultra-fine dry powder) extinguishing chemical, and the firing-fighting medium reservoir bottle is filled with pressure less than the inertia driving gas of 2.5MPa.110 are provided with siphon pipe 190 in the firing-fighting medium reservoir bottle, so that fully draw the firing-fighting medium in the firing-fighting medium reservoir bottle 110, reduce the residual volume of medicament, improve the service efficiency of extinguishing chemical.The exit of firing-fighting medium reservoir bottle is provided with valve 120, and this valve 120 is straight-through type valve up and down, and the bottom of straight-through type valve links to each other with siphon pipe 190 up and down; The side opening of straight-through type valve is provided with for the opening (figure does not indicate) that the parts such as rupture disk, Pressure gauge are installed up and down.The top of straight-through type valve is equipped with the ball valve 130 that the control outlet opens and closes up and down, and under system's normal operation, ball valve is in the enable possition.The another one interface position of ball valve 130 is equipped with transfer pipeline joint 140.
Dry powder carrier pipe 150 is connected with ball valve 130 by transfer pipeline joint 140.Dry powder carrier pipe 150 is the flexible conduit that circulate greatly diameter, hang down internal damping coefficient, high withstand voltage properties and low leaking performance.
Two dry powder injection valves 170 are arranged in the top in protected object or space.Dry powder carrier pipe 150 is together in series according to the working chamber of the principle that waits internal resistance and uniform flux with two dry powder injection valves.Referring to Fig. 4,5,6, dry powder injection valve 170 comprises valve body 171, valve body be provided with T-shaped spool 172, control chamber 173 and working chamber 174, control chamber 173 and working chamber 174 are separated by T-shaped spool 172.Wherein control chamber 173 is in order to be communicated with the spy fire tube; Working chamber 174 is in order to be communicated with the dry powder carrier pipe.Also be provided with jet 175 on the valve body, jet 175 is corresponding with the lower end of T-shaped spool 172, under normal operation, stopped up by the lower end of T-shaped spool 172 between jet 175 and the working chamber 174 and separate, by the slip of T-shaped spool 172 control between the two connection with close.When the pressure of control chamber 173 during more than or equal to the pressure of working chamber 174, T-shaped spool 172 is pressed to jet; When the pressure of control chamber 173 during less than the pressure of working chamber 174, T-shaped spool 172 is lifted away from jet.Also be provided with the nozzle 176 that is connected with jet at the jet place of valve body, be beneficial to the extinguishing chemical diffusion and spray.
In the top of valve body valve gap 177 closures, T-shaped linked hole is arranged in the valve gap, visit fire tube 160 and link to each other with control chamber 173 by this T-shaped linked hole; Also accessible in order to transmit the fire switch 200 of fire signal by this T-shaped linked hole, this fire switch 200 is communicated with control chamber 173, in case breaking out of fire, the pressure of control chamber 173 reduces rapidly, thereby trigger fire switch 200, fire switch 200 sends out fire signal.Two input ports are arranged on the valve body, and two input ports all link to each other with working chamber 174.As shown in the figure, be positioned at the dry powder injection valve on the right, its two input ports all are connected with dry powder carrier pipe 150 by dry powder conveying tube joint 178.Be positioned at the dry powder injection valve on the left side, its one of them input port is connected with dry powder carrier pipe 150 by dry powder conveying tube joint 178, another input port is connected with spy fire tube 160 by damping crossover sub 179, is provided with the damping piece 1791 with damping hole in the damping crossover sub.At this moment, the working chamber of this dry powder injection valve is communicated with control chamber by damping hole, spy fire tube, but because the aperture of damping hole is very little, so, under normal condition, gas in dry powder carrier pipe 150 and the firing-fighting medium reservoir bottle 110 can pass through this damping hole 1791 slowly, adds and visits in the fire tube 160; Otherwise the gas of visiting in the fire tube 160 also can be passed in dry powder carrier pipe 150 and the firing-fighting medium reservoir bottle 110 slowly, so that it is identical to visit fire tube 160, dry powder carrier pipe 150, firing-fighting medium reservoir bottle 110 threes' pressure.Under fire condition, after spy fire tube 160 chance fire (or high temperature) broke, overpressure reduced rapidly; Although this moment, dry powder carrier pipe 150 and firing-fighting medium reservoir bottle 110 interior gases also can flow out by damping hole, speed is very slow, and flow is very low; This so that the Pressure Drops in the dry powder carrier pipe 150 come to than visiting the slow a lot of of fire tube 160; Thereby so that the dry powder injection valve under the driving of self internal differential pressure, is opened rapidly.
The simple slimline that present embodiment adopts two dry powder injection valves to form is visited the fire-tube type powder extinguishing system; Such system is particularly suitable for protecting key equipment mobile or field unattended.
The installation method of present embodiment is as follows:
The first step: determine shape, the volume of protection zone, calculate the needed dry powder drugs dosage in protection zone; Select the firing-fighting medium reservoir bottle of suitable capacity and suitable agent capacity, determine the suitable Capacity Ratio that fills in the firing-fighting medium reservoir bottle;
Second step: determine the position that installs and fixes of firing-fighting medium reservoir bottle 110, and be fixed; And keep the ball valve 130 on the firing-fighting medium reservoir bottle to keep closed condition;
The 3rd step: the position of two dry powder injection valves 170 is laid, and be fixed;
The 4th step: determine rational dry powder carrier pipe 150 arrangements, select succinct, balanced line arrangement mode as far as possible; With minimum internal resistance and the most even principle that is configured to, finally determine concrete length, and be fixed, be connected to firing-fighting medium reservoir bottle 110 and dry powder injection valve 170; Dry powder carrier pipe 150 need to carry out suitable protection, damages and is damaged by external cause to avoid accident;
The 5th step: analyze the emphasis of protection zone fire protection and the probability that catches fire, visit canoe and the concrete length of fire tube 160 according to the actual conditions design of protection zone; Visiting should try one's best when fire tube 160 is arranged presses close to catch fire the possibility position, and arranges above it; With this simultaneously, should avoid being close to layout with the parts of excess Temperature as far as possible; Visiting fire tube 160 finally is connected on the dry powder injection valve 170 according to the mode of Fig. 1;
The 6th step: according to customer requirement, fire switch 200 is installed, and final and client's fire control unit is online;
The 7th step: after checking the integrity of pipe-line system, carry out the nitrogen pressurising to visiting fire tube 160 tunnel.Because the structure design principle of dry powder injection valve 170, its inner spool will be pressed to the valve seat at jet 175 places after the pressurising under the pressure of control chamber 173, and jet 175 is sealed up; As shown in Figure 5; Meanwhile, because the effect of the damping hole 1791 in the dry powder injection valve 170, the nitrogen with pressure of visiting in the fire tube 160 can flow in the dry powder carrier pipe 150 slowly, and finally reaches the situation that pressure equates; Stuffing pressure will equal or be slightly larger than the pressure in the firing-fighting medium reservoir bottle 110;
The 8th step: after the air pressure in visiting fire tube 160 and dry powder carrier pipe 150 reaches balance, carry out the airtight inspection of whole pipe-line system; By after the pressurize of several hours, do not reduce such as the pressure of pipe-line system, favorable sealing property then is described; Such as the pressure decreased of pipe-line system, this explanation has leakage point; In case the discovery leakage situation just need to be carried out leak source and be got rid of;
The 9th step: behind definite pipe-line system good seal, open the ball valve 130 on the firing-fighting medium reservoir bottle;
The tenth one: system formally enters duty;
The fire extinguishing implementation method:
Fire extinguishing action of the present utility model is divided into following steps,
The first step: the spy fire tube 160 of preacceleration inflation is wrapped in the protected object.Visit fire tube 160 or visit fire tube 160 present positions when surpassing uniform temperature in case protected object breaking out of fire, flame are run into, visiting fire tube 160 will break in the direction (or the highest position of temperature) over against flame.The pressure of visiting in the fire tube 160 descends rapidly;
Second step: because control chamber 173 UNICOMs of spy fire tube 160 and dry powder injection valve together, so the pressure of control chamber 173 is in company with decline; Owing to the existence of damping hole 1791 and T-shaped spool is arranged, so working chamber 174 pressure decreaseds of dry powder injection valve get very slow.Thereby the pressure of the pressure ratio control chamber 173 of working chamber 174 is high; T-shaped spool 172 in the dry powder injection valve 170 lifts rapidly;
The 3rd step: after T-shaped spool 172 lifts, working chamber 174 and jet 175 conductings.Gas in the dry powder carrier pipe 150, is put out a fire together through jet 175 and nozzle 176 ejections in company with the extinguishing chemical (dry powder or ultra-fine dry powder) in the firing-fighting medium reservoir bottle 110;
The 4th step: when the 3rd step carried out, the fire switch 200 on the dry powder injection valve 170 sent rapidly alarm signal because the pressure that detects lands rapidly.
Embodiment 2
Referring to Fig. 2, a kind of spy fire-tube type automatic dry powder extinguishing system comprises dry powder carrier pipe 150, visits fire tube 160, four dry powder injection valves 170 and a firing-fighting medium reservoir bottle 110.
Dry powder carrier pipe 150, visit fire tube 160, dry powder injection valve 170 and firing-fighting medium reservoir bottle 110 4 structure all with embodiment 1 in identical, different is connected mode.
Four dry powder injection valves 170 are arranged in the top in protected object or space.Four dry powder injection valves 170 be divided into two groups in parallel again after being cascaded, dry powder carrier pipe 150 is connected with two groups of dry powder injection valves by three-way connection 210.Place, the input port of a dry powder injection valve is provided with obstruction therein.Fire switch 200 is installed in the wherein end of a spy fire tube.
Embodiment 3
Referring to Fig. 3, a kind of spy fire-tube type automatic dry powder extinguishing system comprises dry powder carrier pipe 150, visits fire tube 160, four dry powder injection valves 170 and two firing-fighting medium reservoir bottle 110.
Dry powder carrier pipe 150, visit fire tube 160, dry powder injection valve 170 and firing-fighting medium reservoir bottle 110 4 structure all with embodiment 1 in identical, different is connected mode.
As shown in Figure 3, four dry powder injection valves 170 are arranged in the top in protected object or space.Four dry powder injection valves 170 be divided into two groups in parallel again after being cascaded; After two firing-fighting medium reservoir bottle 110 parallel connections, be connected with the dry powder injection valve.Place, the input port of a dry powder injection valve is provided with obstruction therein.Fire switch 200 is installed in the wherein end of a spy fire tube.
From embodiment 2 and embodiment 3 as can be known, for middle-size and small-size local space, can make up the complexity that is formed by a plurality of dry powder injection valves or a plurality of dry powder bottle and visit the fire-tube type powder extinguishing system; Small-sized transformer room for example, the master section of public transport device, wind power generator cabin etc.When protected area equipment relatively disperses or required extinguishing medium when more, can take the mode of Fig. 3, increase the firing-fighting medium reservoir bottle of corresponding volume nearby.
In the actual design case, engineers and technicians can be installed additional at spy fire tube 160 of the present utility model or dry powder injection valve 170 and manually boot valve or electronic starter gate valve, its principle all is to discharge the gas of visiting in the fire tube 160, thereby starts whole spy fire-tube type powder extinguishing system.More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and the specification is principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in the claimed scope of the present utility model.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (12)
1. visit the fire-tube type automatic dry powder extinguishing system for one kind, it is characterized in that, comprise
The firing-fighting medium reservoir bottle that the internal firefighting agent can be propelled out, the extinguishing chemical that described firing-fighting medium reservoir bottle inside fills is powder extinguishing agent, the exit of firing-fighting medium reservoir bottle is provided with valve;
The dry powder carrier pipe that is communicated with the firing-fighting medium reservoir bottle;
Be arranged in the dry powder injection valve on protected object or the space, dry powder injection valve and dry powder carrier pipe couple together, and finally link to each other with the dry powder bottle; Be provided with spool, control chamber and the working chamber in order to be communicated with the dry powder carrier pipe in order to be communicated with the spy fire tube in the valve body of described dry powder injection valve, be provided with jet on the described valve body, slide to control it by spool between this jet and the working chamber and be communicated with and close; When the pressure of control chamber during more than or equal to the pressure of working chamber, spool is pressed to jet; When the pressure of control chamber during less than the pressure of working chamber, spool is lifted away from jet;
Be coiled in the spy fire tube on protected object or the space, visit fire tube and link to each other with the control chamber of dry powder injection valve.
2. spy fire-tube type automatic dry powder extinguishing system according to claim 1, it is characterized in that, be provided with siphon pipe in the described firing-fighting medium reservoir bottle, the valve in the exit of firing-fighting medium reservoir bottle is straight-through type valve up and down, and the bottom of straight-through type valve links to each other with siphon pipe up and down; The top of straight-through type valve links to each other with a ball valve up and down.
3. spy fire-tube type automatic dry powder extinguishing system according to claim 2 is characterized in that, the side opening of straight-through type valve is provided with for the opening that the parts such as rupture disk, Pressure gauge are installed up and down.
4. spy fire-tube type automatic dry powder extinguishing system according to claim 1 is characterized in that, described firing-fighting medium reservoir bottle is filled with pressure less than the inertia driving gas of 2.5MPa.
5. spy fire-tube type automatic dry powder extinguishing system according to claim 1 is characterized in that, described dry powder carrier pipe is flexible conduit.
6. spy fire-tube type automatic dry powder extinguishing system according to claim 1 is characterized in that, when a plurality of dry powder injection valve is arranged, with visiting fire tube with the series connection of the control chamber on all dry powder injection valves or being together in parallel; With the working chamber on all dry powder injection valves of dry powder carrier pipe serial or parallel connection.
7. spy fire-tube type automatic dry powder extinguishing system according to claim 1 is characterized in that the dry powder injection valve comprises valve body, and the spool of valve body is T-shaped spool, and control chamber and working chamber are separated by T-shaped spool; The top of valve body is closed with valve gap, and T-shaped linked hole is arranged in the valve gap, visits fire tube and links to each other with control chamber by this T-shaped linked hole; Two input ports are arranged on the valve body, and two input ports all link to each other with working chamber.
8. spy fire-tube type automatic dry powder extinguishing system according to claim 7 is characterized in that, one of them input port is connected with the dry powder carrier pipe by the dry powder conveying tube joint, and another input port is provided with obstruction.
9. spy fire-tube type automatic dry powder extinguishing system according to claim 7, it is characterized in that, one of them input port is connected with the dry powder carrier pipe by the dry powder conveying tube joint, another input port is connected with the spy fire tube by the damping crossover sub, is provided with the damping piece with damping hole in the described damping crossover sub.
10. spy fire-tube type automatic dry powder extinguishing system according to claim 1 is characterized in that, is provided with the nozzle that is connected with jet on the valve body.
11. spy fire-tube type automatic dry powder extinguishing system according to claim 1 is characterized in that described firing-fighting medium reservoir bottle is several, and several firing-fighting medium reservoir bottle are connected in parallel.
12. spy fire-tube type automatic dry powder extinguishing system according to claim 1 is characterized in that, in order to transmit the fire switch of fire signal, this fire switch is communicated with control chamber in the access of dry powder injection valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220459296 CN202859971U (en) | 2012-09-10 | 2012-09-10 | Fire trace tube type automatic dry powder fire extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220459296 CN202859971U (en) | 2012-09-10 | 2012-09-10 | Fire trace tube type automatic dry powder fire extinguishing system |
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| CN202859971U true CN202859971U (en) | 2013-04-10 |
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| CN 201220459296 Expired - Fee Related CN202859971U (en) | 2012-09-10 | 2012-09-10 | Fire trace tube type automatic dry powder fire extinguishing system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102824713A (en) * | 2012-09-10 | 2012-12-19 | 上海实阁登设备配件有限公司 | Fire detecting tube-type automatic dry powder extinguishing system |
| CN103432702A (en) * | 2013-09-05 | 2013-12-11 | 公安部天津消防研究所 | Fire detection tube type powder aerosol self-extinguishing device |
| GB2531359A (en) * | 2014-10-17 | 2016-04-20 | Firetrace Ltd | A fire suppression system |
| CN105582634A (en) * | 2014-10-20 | 2016-05-18 | 全龙浩 | Temperature sensing tube system capable of repeatedly opening/closing work |
| US11547886B2 (en) | 2017-04-04 | 2023-01-10 | Reacton Fire Suppression Ltd | Automatic valve |
| JP7368803B2 (en) | 2019-11-21 | 2023-10-25 | 東京電力ホールディングス株式会社 | automatic fire extinguisher |
-
2012
- 2012-09-10 CN CN 201220459296 patent/CN202859971U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102824713A (en) * | 2012-09-10 | 2012-12-19 | 上海实阁登设备配件有限公司 | Fire detecting tube-type automatic dry powder extinguishing system |
| CN103432702A (en) * | 2013-09-05 | 2013-12-11 | 公安部天津消防研究所 | Fire detection tube type powder aerosol self-extinguishing device |
| CN103432702B (en) * | 2013-09-05 | 2016-05-04 | 公安部天津消防研究所 | Visit fire tube powder automatic gasoloid extinguisher |
| GB2531359A (en) * | 2014-10-17 | 2016-04-20 | Firetrace Ltd | A fire suppression system |
| GB2533462A (en) * | 2014-10-17 | 2016-06-22 | Firetrace Ltd | A fire suppression system |
| TWI607781B (en) * | 2014-10-17 | 2017-12-11 | 火蹤有限公司 | A fire suppression system |
| GB2533462B (en) * | 2014-10-17 | 2021-03-03 | Firetrace Ltd | A fire suppression system |
| CN105582634A (en) * | 2014-10-20 | 2016-05-18 | 全龙浩 | Temperature sensing tube system capable of repeatedly opening/closing work |
| US11547886B2 (en) | 2017-04-04 | 2023-01-10 | Reacton Fire Suppression Ltd | Automatic valve |
| JP7368803B2 (en) | 2019-11-21 | 2023-10-25 | 東京電力ホールディングス株式会社 | automatic fire extinguisher |
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Effective date of registration: 20131211 Address after: 5 building 1057, building 2, Xincheng Road, mud town, Shanghai, Pudong New Area 201306 Patentee after: SHANGHAI WARMTEC MANUFACTURING CO., LTD. Patentee after: Shanghai Shigedeng Equipment Fittings Co.,Ltd. Address before: The 201206 Shanghai new economic Park in Songjiang District City, Shanghai Caohejing Development Zone No. 201, building 2, Room 201, Yi Lu Patentee before: Shanghai Shigedeng Equipment Fittings Co.,Ltd. |
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