CN214971449U - Pressure-reducing and stabilizing type external pressure-storing fire extinguishing equipment and fire fighting device thereof - Google Patents
Pressure-reducing and stabilizing type external pressure-storing fire extinguishing equipment and fire fighting device thereof Download PDFInfo
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- CN214971449U CN214971449U CN202121270384.0U CN202121270384U CN214971449U CN 214971449 U CN214971449 U CN 214971449U CN 202121270384 U CN202121270384 U CN 202121270384U CN 214971449 U CN214971449 U CN 214971449U
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Abstract
A pressure-reducing and pressure-stabilizing type external pressure-storing fire extinguishing equipment and a fire fighting device thereof comprise a driving bottle group, an electromagnetic driving device, a pneumatic control pipeline, a fire extinguishing agent bottle group container, a power bottle container valve and a power bottle group container, wherein the driving bottle group is provided with the electromagnetic driving device and controls the release of nitrogen in the driving bottle group through the electromagnetic driving device, and the driving bottle group is connected with the power bottle container valve on the power bottle group container through the pneumatic control pipeline; the power bottle group container is connected with the fire extinguishing agent bottle group container through a pressure reducing device. Has the advantages that: the power gas and the fire extinguishing agent are respectively stored in two containers to achieve long-distance delivery; the fire extinguishing agent bottle group is provided with the pressure reducing device, so that high-pressure gas in the power bottle group enters the agent bottle group through the pressure reducing and stabilizing device, the pressure in the agent bottle group keeps constant pressure in the spraying process, and the problems of long spraying distance and safety are solved; the fire extinguishing agent is far in conveying distance, and the whole system is safe and reliable.
Description
Technical Field
The utility model relates to a fire extinguishing apparatus especially relates to a pressure reduction and stabilization type external pressure storage fire extinguishing apparatus and fire fighting device thereof, and belongs to the field of fire fighting industry.
Background
The existing heptafluoropropane fire extinguishing system is divided into an external pressure storage heptafluoropropane fire extinguishing device and an internal pressure storage heptafluoropropane fire extinguishing system in two forms, the external pressure storage heptafluoropropane fire extinguishing device mostly adopts a pressure reduction pore plate for pressure reduction, the method only achieves dynamic pressure reduction, and once a container valve of a fire extinguishing agent storage container cannot be normally opened, explosion is possibly generated due to overhigh pressure of a steel cylinder. The internal pressure storage heptafluoropropane fire extinguishing system conveying gas and the fire extinguishing agent are stored in the same container. Thus causing a drawback of short conveying distance.
The prior art, such as Chinese patent: application No.: CN2009200334651, publication no: CN201410249Y discloses a gas fire extinguishing system, specifically indicates a preparation pressure formula heptafluoropropane fire extinguishing system. The heptafluoropropane fire extinguishing system on the market at present needs nitrogen gas with certain pressure to give power assistance when the fire extinguishing agent is released, and when the fire extinguishing agent is conveyed in a pipeline, the nitrogen gas is released again along with the continuous reduction of the pressure, so that the flowing property and the conveying distance of the fire extinguishing agent are directly reduced. The utility model provides a prepare pressure formula heptafluoropropane fire extinguishing systems adopts and adds nitrogen gas drive bottle group between fire extinguishing agent storage bottle group and nitrogen gas start-up bottle group, and then realizes independent pressure boost.
Application No.: CN2016213561901, publication no: CN206372434U discloses an external storage type heptafluoropropane fire extinguishing system, which comprises a fire extinguishing agent bottle group, wherein a heptafluoropropane storage steel bottle in the fire extinguishing agent bottle group is provided with a high-pressure hose connected with a collecting pipe, the collecting pipe is provided with a safety relief device, an outlet connected with an output pipeline pipe fitting of the collecting pipe is provided with a nozzle, a container valve arranged at an outlet of the heptafluoropropane storage steel bottle in the fire extinguishing agent bottle group is connected with a starting hose connected with a driving gas bottle group, and a power gas bottle group in the fire extinguishing agent bottle group is connected with the heptafluoropropane storage steel bottle in the fire extinguishing agent bottle group through the high-pressure hose; the heptafluoropropane storage steel cylinder in the fire extinguishing agent cylinder group is provided with a pressure relief device for relieving pressure when the pressure of the heptafluoropropane storage steel cylinder exceeds a preset value.
Although the above two prior arts are close to the structure of the utility model, the above prior art application number: CN200920033465.1 does not mention a method of pressure reduction and stabilization to achieve constant pressure driving of extinguishing agent, and application No.: the CN201621356190.1 prior art solves the explosion risk caused by over high pressure in the steel cylinder, controls the pressure relief device by the signal fed back by the pressure sensor, and does not solve the problems of spraying distance and constant pressure release of the fire extinguishing agent; the invention adopts the way that the pressure reducing device is arranged on the fire extinguishing agent bottle group, so that high-pressure gas in the power bottle group enters the agent bottle group through the pressure reducing and stabilizing device, the pressure in the agent bottle group keeps constant pressure in the spraying process, and the problems of long spraying distance and safety are solved.
Application No.: CN2016107097011, publication no: CN 106267659A discloses a pressure-prepared heptafluoropropane fire extinguishing system, which comprises a power gas cylinder group, a driving gas cylinder group, a heptafluoropropane storage bottle, a fire extinguishing agent container valve, a pressure reducer, a power gas container valve, a driving gas container valve, a first starter, a second starter and an electromagnetic starter; when a fire disaster occurs, the electromagnetic starter drives the gas cylinder group to act, released gas enters the first starter and the third starter respectively, the power gas container valve and the selector valve are opened, the gas released by the power gas cylinder group enters the heptafluoropropane storage bottle through the pressure reducer decompression delay constant, when the pressure of a fire extinguishing agent in the heptafluoropropane storage bottle reaches a certain pressure, the fire extinguishing agent enters the second starter through the connecting pipe, the second starter acts to open the fire extinguishing agent container valve, and the fire extinguishing agent in the heptafluoropropane storage bottle extinguishes a fire to a specified protection area through the pipe network.
However, the hardware structure and the control system of the prior art are complex, a plurality of power gas cylinder groups and driving gas cylinder groups are designed, and no safety valve and functional components such as a selector valve and a gas single-phase valve are arranged on the collecting pipe, so that the device is found to be difficult to achieve the purposes of stably running and flexibly opening the required protection area under the emergency condition through practical application and detection.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pressure reduction and stabilization type external pressure storage fire extinguishing equipment and fire fighting device thereof can reliably guarantee through the pressure reduction and adjustment device that the fire extinguishing agent is spraying the pressure value that the in-process was kept all the time to fire extinguishing agent container and is reaching the remote transport fire extinguishing agent for invariable pressure, and its technical scheme is as follows:
the utility model provides a pressure reduction and stabilization formula external storage pressure fire extinguishing apparatus, includes drive bottle group 2, electromagnetic drive device 3, gas accuse pipeline 5, fire extinguishing agent bottle group container 8, power bottle container valve 15, power bottle group container 17, characterized in that: the driving bottle group 2 is provided with an electromagnetic driving device 3 and controls the release of nitrogen in the driving bottle group through the electromagnetic driving device 3, and the driving bottle group 2 is connected with a power bottle container valve 15 on a power bottle group container 17 through a pneumatic control pipeline 5; the power bottle group container 17 is connected with the fire extinguishing agent bottle group container 8 through a pressure reducing device.
Preferably: the fire extinguishing agent bottle group frame is characterized by further comprising a driving bottle group frame 1 and a fire extinguishing agent bottle group frame 18, wherein the driving bottle group 2 is fixed on the driving bottle group frame 1; the fire extinguishing agent bottle group container 8 is fixed on a fire extinguishing agent bottle group frame 18.
Preferably: the nitrogen in the power cylinder group container 17 enters the fire extinguishing agent cylinder group container 8 along the connecting pipe 14 after passing through the pressure reducing device 21.
Preferably: the device further comprises a selector valve 6, wherein one end of the selector valve 6 is connected with the collecting pipe 16, the pneumatic control pipeline 5, and the other end of the signal feedback device 20 is connected with the spray head 11 on the pipe network.
Preferably: when the pressure in the fire extinguishing agent bottle group container 8 reaches a set pressure value, nitrogen in the fire extinguishing agent bottle group container 8 opens the container valve 9 through the pressure reducing device 21, so that the fire extinguishing agent is sprayed to a protected area along the high-pressure hose 10, the liquid one-way valve 13, the collecting pipe 16, the selector valve 6, the pipe network and the spray head 11.
Preferably: the fire extinguishing agent in the fire extinguishing agent bottle group container 8 is heptafluoropropane.
The utility model discloses still disclose a fire control unit, store pressure fire extinguishing apparatus outside including above-mentioned decompression steady voltage formula.
Has the advantages that:
1) the power gas and the fire extinguishing agent are stored in two containers respectively to achieve long-distance delivery. 2) The fire extinguishing agent bottle group is provided with the pressure reducing device 21, so that high-pressure gas in the power bottle group enters the agent bottle group through the pressure reducing and stabilizing device, the pressure in the agent bottle group keeps constant pressure in the spraying process, and the problems of long spraying distance and safety are solved. 3) The fire extinguishing agent is far in conveying distance, and the whole system is safe and reliable.
Drawings
Fig. 1 is a schematic view of the pressure-reducing and stabilizing type external pressure-storing fire-extinguishing equipment of the utility model.
Fig. 2 is a side view of the pressure-reducing and stabilizing type external pressure-storing fire-extinguishing equipment of the utility model.
Wherein: the fire extinguishing agent bottle assembly comprises a driving bottle assembly frame 1, a driving bottle assembly 2, an electromagnetic driving device 3, a low-leakage high-sealing valve 4, a pneumatic control pipeline 5, a selection valve 6, a gas one-way valve 7, a fire extinguishing agent bottle assembly container 8, a container valve 9, a high-pressure hose 10, a spray head 11, a safety valve 12, a liquid one-way valve 13, a connecting pipe 14, a power bottle container valve 15, a collecting pipe 16, a power bottle assembly container 17, a fire extinguishing agent bottle assembly frame 18, a liquid level measuring device 19, a signal feedback device 20 and a pressure reducing device 21.
Detailed Description
A pressure-reducing and pressure-stabilizing type external pressure-storing fire extinguishing apparatus comprises a driving bottle group frame 1, a driving bottle group 2, an electromagnetic driving device 3, a low-pressure and high-pressure sealing valve 4, a pneumatic control pipeline 5, a selection valve 6, a gas one-way valve 7, a fire extinguishing agent bottle group container 8, a container valve 9, a high-pressure hose 10, a spray head 11, a safety valve 12, a liquid one-way valve 13, a connecting pipe 14, a power bottle container valve 15, a collecting pipe 16, a power bottle group container 17, a fire extinguishing agent bottle group frame 18, a liquid level measuring device 19, a signal feedback device 20 and a pressure reducing device 21.
The driving bottle group 2 is provided with an electromagnetic driving device 3 and controls the release of nitrogen in the driving bottle group through the electromagnetic driving device 3, and the driving bottle group 2 is connected with a power bottle container valve 15 on a power bottle group container 17 through a pneumatic control pipeline 5; the power bottle group container 17 is connected with the fire extinguishing agent bottle group container 8 through a pressure reducing device; the fire extinguishing agent bottle group frame is characterized by further comprising a driving bottle group frame 1 and a fire extinguishing agent bottle group frame 18, wherein the driving bottle group 2 is fixed on the driving bottle group frame 1; the fire extinguishing agent bottle group container 8 is fixed on a fire extinguishing agent bottle group frame 18; the nitrogen in the power bottle group container 17 enters the fire extinguishing agent bottle group container 8 along the connecting pipe 14 after passing through the pressure reducing device 21; the device further comprises a selector valve 6, wherein one end of the selector valve 6 is connected with the collecting pipe 16, the pneumatic control pipeline 5, and the other end of the signal feedback device 20 is connected with the spray head 11 on the pipe network.
The driving bottle group 2 is fixed on the driving bottle group frame 1, a container valve of the driving bottle group 2 is connected with an electromagnetic driving device 3 and a pneumatic control pipeline 5, a low-leakage high-sealing valve 4 is connected with the pneumatic control pipeline 5, and a fire extinguishing agent bottle group container 8 and a power bottle group container 17 are fixed on a fire extinguishing agent bottle group frame 18. The fire extinguishing agent bottle group container 8 is connected with the container valve 9, the liquid level measuring device 19 and the pressure reducing device 21, the other end of the pressure reducing device 21 is connected with the power bottle container valve 15 through the connecting pipe 14, and the power bottle container valve 15 is installed in the power bottle group container 17. The container valve 9 is connected through a high-pressure hose 10, the liquid one-way valve 13 is connected with a collecting pipe 16, the collecting pipe 16 is connected with a selector valve 6, the selector valve 6 is connected with a spray head 11 on a pipe network, a pneumatic control pipeline 15 and a signal feedback device 20, and the safety valve 12 is arranged on the collecting pipe 16.
The functions and functions of the respective functional blocks are briefly described below:
drive bottle group frame 1: fixing the driving bottle group 2;
driving the bottle group 2: storing driving nitrogen to open the selector valve 6 and the power bottle container valve 15;
electromagnetic drive device 3: receiving a signal to start the driving bottle group 2;
low-leakage high-sealing valve 4: the low-leakage high-sealing valve 4 is connected to the pneumatic control pipeline 5, when the driving cylinder group 2 has micro leakage, the leakage can be leaked out from the low-leakage high-sealing valve 4 so as not to start the selector valve 6 and the power cylinder container valve 15 to ensure that the system does not malfunction, when a fire disaster occurs, the driving cylinder group 2 starts the pneumatic control pipeline 5, the pressure is high, and the low-leakage high-sealing valve 4 is sealed;
and (5) an air control pipeline: conveying a driving gas (nitrogen);
a selector valve 6: the combined distribution system is used for controlling the opening/closing of each protection zone;
gas check valve 7: controlling the direction of the flow of the driving gas (nitrogen);
fire extinguishing agent bottle group container 8: used for storing a heptafluoropropane fire extinguishing agent;
the container valve 9: closing/opening the fire extinguishing agent bottle group container 8;
high-pressure hose 10, connection pipe 14: connecting each functional component;
safety valve 12: when the pressure of the whole pipe network is higher than the set value, the safety valve 12 is started to release the pressure so as not to explode. The safety valve 12 is connected to the collecting main 16;
liquid check valve 13: controlling the direction of flow of the fire extinguishing agent (heptafluoropropane fire extinguishing agent);
power bottle container valve 15: closing/opening the power pack container 17;
header 16: collecting the fire extinguishing agent in each fire extinguishing agent bottle group container 8;
power bottle group container 17: used for storing power gas;
fire extinguishing agent bottle group frame 18: a fixed fire extinguishing agent bottle group container 8 and a power bottle group container 17;
liquid level measuring device 19: the liquid level measuring device 19 is arranged on the fire extinguishing agent bottle group container 8, when the heptafluoropropane in the fire extinguishing agent bottle group container 8 leaks, an alarm is given out after a specified value is reached, and the leakage amount of the heptafluoropropane in the fire extinguishing agent bottle group container 8 is mainly monitored;
signal feedback device 20: when the system is started, the signal can be transmitted to the control center;
the pressure reducing device 21: the pressure reduction function, the pressure stabilization function and the opening of the container valve 9 are controlled.
The working principle is as follows:
when an alarm signal is received, the electromagnetic driving device 3 of the cylinder group 2 is driven to act, nitrogen in the driving cylinder group 2 is released, the nitrogen flows to the selector valve 6 along the pneumatic control pipeline 5, the selector valve 6 is opened, the nitrogen continues to flow to the power cylinder container valve 15 along the pneumatic control pipeline 5, the power cylinder container valve 15 is opened, the nitrogen in the power cylinder group container 17 flows into the fire extinguishing agent cylinder group container 8 along the connecting pipe 14 through the pressure reducing device 21, and when the pressure of the nitrogen in the fire extinguishing agent cylinder group container 8 reaches a set pressure value, the nitrogen in the fire extinguishing agent cylinder group container 8 opens the container valve 9 through the pressure reducing device 21, so that the fire extinguishing agent is sprayed to a protected area along the high-pressure hose 10, the liquid one-way valve 13, the collecting pipe 16, the selector valve 6, the pipe network and the spray head 11. Because this device fire extinguishing agent and power gas are separately stored, the storage capacity of power gas can infinitely increase, and this device adopts pressure relief device to provide power gas, has guaranteed to push the medicament under constant pressure, consequently reaches long distance safety transport.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A pressure-reducing and pressure-stabilizing type external pressure-storing fire extinguishing equipment comprises a driving bottle group, an electromagnetic driving device, a pneumatic control pipeline, a fire extinguishing agent bottle group container, a power bottle container valve and a power bottle group container, wherein the driving bottle group is provided with the electromagnetic driving device and controls the release of nitrogen in the driving bottle group through the electromagnetic driving device, and the driving bottle group is connected with the power bottle container valve on the power bottle group container through the pneumatic control pipeline; the power bottle group container is connected with the fire extinguishing agent bottle group container through a pressure reducing device; the fire extinguishing agent bottle group frame is fixed on the driving bottle group frame; the fire extinguishing agent bottle group container is fixed on the fire extinguishing agent bottle group frame, and is characterized in that: the nitrogen in the power bottle group container enters the fire extinguishing agent bottle group container along the connecting pipe after passing through the pressure reducing device; the automatic pipe-cleaning device further comprises a selection valve, wherein one end of the selection valve is connected with the pneumatic control pipeline, the collecting pipe and the other end of the signal feedback device, and the other end of the selection valve is connected with a spray head on the pipe network.
2. A pressure reducing and stabilizing type external pressure storage fire extinguishing apparatus according to claim 1, wherein: the fire extinguishing agent in the fire extinguishing agent bottle group container is heptafluoropropane.
3. A fire fighting device characterized by: comprising a pressure-reducing and stabilizing type external pressure-storing fire extinguishing apparatus according to any one of claims 1 to 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121270384.0U CN214971449U (en) | 2021-06-08 | 2021-06-08 | Pressure-reducing and stabilizing type external pressure-storing fire extinguishing equipment and fire fighting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121270384.0U CN214971449U (en) | 2021-06-08 | 2021-06-08 | Pressure-reducing and stabilizing type external pressure-storing fire extinguishing equipment and fire fighting device thereof |
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| CN214971449U true CN214971449U (en) | 2021-12-03 |
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| CN202121270384.0U Active CN214971449U (en) | 2021-06-08 | 2021-06-08 | Pressure-reducing and stabilizing type external pressure-storing fire extinguishing equipment and fire fighting device thereof |
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| CN (1) | CN214971449U (en) |
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