CN210674065U - External pressure storage type heptafluoropropane fire extinguishing system - Google Patents
External pressure storage type heptafluoropropane fire extinguishing system Download PDFInfo
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- CN210674065U CN210674065U CN201921057840.6U CN201921057840U CN210674065U CN 210674065 U CN210674065 U CN 210674065U CN 201921057840 U CN201921057840 U CN 201921057840U CN 210674065 U CN210674065 U CN 210674065U
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Abstract
The utility model discloses an external pressure storage type heptafluoropropane fire extinguishing system, which comprises a fire extinguishing agent bottle, a collecting pipe, a selector valve and a one-way valve, pressure boost gas bottle, and intelligent regulation relief pressure valve, the selection valve sets up on the pressure manifold, fire extinguishing agent bottle and pressure boost gas bottle are connected, the intelligent regulation relief pressure valve passes through the connecting pipe and is connected with fire extinguishing agent bottle and pressure boost gas bottle respectively, the check valve sets up on the pressure manifold, the intelligent regulation relief pressure valve includes control circuit board, the solenoid valve, pressure feedback device and box, control circuit board and solenoid valve all set up in the box, pressure feedback device sets up outside the box, control circuit board is connected with the solenoid valve electricity, pressure feedback device is connected with the control circuit board communication, the entrance point and the pressure boost gas bottle of solenoid valve are connected, the exit end and the fire extinguishing agent bottle of solenoid valve are connected, the utility model has the advantages of efficiency of putting out a fire is higher, and fire extinguishing.
Description
Technical Field
The utility model relates to the field of fire-fighting equipment, in particular to an external pressure storage type heptafluoropropane fire extinguishing system.
Background
The external pressure storage type heptafluoropropane fire extinguishing system is characterized by that the heptafluoropropane fire extinguishing agent and pressurized gas are respectively stored in different containers, when the fire extinguishing agent is sprayed, the pressurized gas is reduced to system working pressure and filled into the heptafluoropropane fire extinguishing agent container, so that the pressure in the heptafluoropropane fire extinguishing agent container can be quickly raised, and the heptafluoropropane fire extinguishing agent can be pushed to pass through the pipe network system at high speed to implement spray fire extinguishing, and when the fire extinguishing agent is delivered to the protection zone to implement fire extinguishing, the required pressure in the heptafluoropropane fire extinguishing agent container is greater along with the distance of delivery, and the pressure of the above-mentioned pressurized gas is reduced to system working pressure by adopting fixed value pressure reducing valve or orifice plate type pressure reducing valve, and all the above-mentioned pressure reducing valves can implement throttling pressure loss and pressure reduction by changing their flow cross-section areas, and because the flow cross-section areas of different positions of the pressure reducing valve are different, the pressure loss in the high-pressure, the spray distance of the fire extinguishing agent is relatively short because the pressure in the fire extinguishing agent bottle cannot be quickly boosted.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides an external pressure storage type heptafluoropropane fire extinguishing system capable of rapidly increasing the pressure in a fire extinguishing agent bottle and having a long spraying distance.
In order to achieve the above purpose, the solution of the present invention is:
an external pressure storage type heptafluoropropane fire extinguishing system is characterized in that: the intelligent regulating pressure reducing valve is respectively communicated with the fire extinguishing agent bottle and the pressurized gas bottle through the connecting pipe;
the intelligent adjusting pressure reducing valve comprises a control circuit board, an electromagnetic valve, a pressure feedback device and a box body, wherein the control circuit board and the electromagnetic valve are arranged in the box body, the pressure feedback device is arranged in the fire extinguishing agent bottle, the control circuit board is electrically connected with the electromagnetic valve, the pressure feedback device is in communication connection with the control circuit board, the fire extinguishing agent bottle is provided with an outlet and a high-pressure gas inlet, the pressurized gas bottle is provided with an inlet and a high-pressure gas outlet, the high-pressure gas outlet of the pressurized gas bottle is provided with a first gas outlet valve, the outlet of the fire extinguishing agent bottle is provided with a second gas outlet valve, the high-pressure gas inlet of the fire extinguishing agent bottle is provided with a first gas inlet valve, the inlet end of the electromagnetic valve is connected with the first gas outlet valve, and the outlet end of the electromagnetic;
the second gas outlet valve is connected with the collecting pipe;
the caliber of a high-pressure gas inlet of the fire extinguishing agent bottle, the caliber of an inlet end of the electromagnetic valve and the caliber of an outlet end of the electromagnetic valve are all larger than or equal to the caliber of a high-pressure gas outlet of the supercharged gas bottle.
Further, the device also comprises a driving gas bottle.
Further, the number of the fire extinguishing agent bottles, the number of the pressurizing gas bottles and the number of the driving gas bottles are all more than or equal to two.
Further, still include the frame, the fire extinguishing agent bottle, the pressure boost gas bottle with the drive gas bottle all set up in the frame, the pressure manifold set up in on the frame, the intelligent regulation relief pressure valve sets up on the frame.
Furthermore, the first air outlet valve and the first air inlet valve are both one-way valves.
Further, the device also comprises a selection valve, and the selection valve is arranged on the collecting main.
After the structure is adopted, the utility model relates to an outer pressure storage formula heptafluoropropane fire extinguishing systems has following beneficial effect: the intelligent regulation relief pressure valve passes through the connecting pipe and is connected with fire extinguishing agent bottle and pressure boost gas bottle respectively, when the pressure of fire extinguishing agent bottle group is less than the pressure value of presetting in the pressure feedback device, the pressure feedback device feeds back the signal to control circuit board, the valve body is opened to the electro-magnet on the control circuit board control solenoid valve, pressure boost gas bottle group is opened, high-pressure gas just directly gets into the fire extinguishing agent bottle and organizes, rise fire extinguishing agent bottle pressure of organizing rapidly, when the pressure value of fire extinguishing agent bottle group reaches the pressure value that the pressure feedback device set for, the pressure feedback device feeds back the signal to control circuit board, the valve body is closed to the electro-magnet of control circuit board linkage solenoid valve, play the. The pressure feedback device monitors the pressure change in the fire extinguishing agent bottle group at any time, and feeds a signal back to the control circuit board to link the electromagnet to realize the effect of opening and closing the valve body, so as to play an intelligent regulation role, the fire extinguishing agent bottle is provided with a high-pressure gas inlet, the high-pressure gas inlet is connected with the valve body of the electromagnetic valve, the caliber of the high-pressure gas inlet of the fire extinguishing agent bottle, the caliber of the inlet end of the electromagnetic valve and the caliber of the outlet end of the electromagnetic valve are all more than or equal to the caliber of the high-pressure gas outlet of the pressurized gas bottle, the preferred caliber of the high-pressure gas inlet of the fire extinguishing agent bottle is more than or equal to the caliber of the valve body of the electromagnetic valve, gas enters a large caliber from a small caliber, and the pressure loss is small, so that the process pressure loss of the high-pressure gas, and the pressure value in the bottle group is monitored constantly, and the valve body is closed and opened in an intelligent selection manner, so that the reliability of pressure reduction and the driving force required by conveying the fire extinguishing agent are ensured.
Drawings
FIG. 1 is a schematic view of the external pressure storage type heptafluoropropane fire extinguishing system;
FIG. 2 is a schematic structural view of the intelligent regulation pressure reducing valve of the present invention after a part of the box body is removed;
FIG. 3 is a schematic structural view of the intelligent regulation pressure reducing valve of the present invention;
in the figure: 1. the fire extinguishing agent comprises a fire extinguishing agent bottle, 11 control gas pipelines, 2 collecting pipes, 3 selector valves, 41 first gas outlet valves, 42 first gas inlet valves, 43 second gas outlet valves, 5 pressurizing gas bottles, 6 driving gas bottles, 7 intelligent adjusting pressure reducing valves, 71 control circuit boards, 72 electromagnetic valves, 73 pressure feedback devices, 74 boxes, 8 frames and 9 connecting pipes.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
As shown in fig. 1, the external pressure storage type heptafluoropropane fire extinguishing system comprises a fire extinguishing agent bottle 1, a control air pipe 11, a collecting pipe 2, a selector valve 3, a first air outlet valve 41, a first air inlet valve 42, a second air outlet valve 43, a pressurized gas bottle 5, a driving gas bottle 6, an intelligent adjusting pressure reducing valve 7, a frame 8 and a connecting pipe 9.
Fire extinguishing agent bottle 1, pressurized gas bottle 5 and drive gas bottle 6 all set up in frame 8, and frame 8 is split type frame, and pressure manifold 2 sets up on frame 8, and intelligent regulation relief pressure valve 7 sets up on frame 8.
Fire extinguishing agent bottle 1 has export and high-pressure gas import, pressurized gas bottle 5 has import and high-pressure gas export, pressurized gas bottle 5's high-pressure gas export has been put first air outlet valve 41, first air outlet valve 41 is the check valve of one-way outflow, fire extinguishing agent bottle 1's export is equipped with second air outlet valve 43, fire extinguishing agent bottle 1's high-pressure gas import has first admission valve 42, first admission valve is the check valve of one-way inflow, fire extinguishing agent bottle 1, pressurized gas bottle 5 and drive gas bottle 6's quantity all is more than or equal to two, it is specific, fire extinguishing agent bottle 1 in this embodiment, pressurized gas bottle 5 and drive gas bottle 6's quantity is two, two sets of gas bottle groups are constituteed to two fire extinguishing agent bottles 1 and two pressurized gas bottles 5, every group gas bottle group all has 1 fire agent bottle 1 and 1 pressurized gas bottle.
Every gas cylinder group all is equipped with an intelligent regulation relief pressure valve 7, and is concrete, in every gas cylinder group, second air outlet valve 43 on the fire extinguishing agent bottle 1 is connected with pressure manifold 2, and first air outlet valve 41 is connected with the entrance point of intelligent regulation relief pressure valve 7 through connecting pipe 9, and first admission valve 42 is connected with the exit end of intelligent regulation relief pressure valve 7 through connecting pipe 9, is provided with pneumatic switch on the first air outlet valve 41, also is provided with pneumatic switch on the second air outlet valve 43.
The gas outlets of the two driving gas bottles 6 are both provided with control valves, the control valves are known in the art, the outlet of the control valve on one of the two driving gas bottles 6 is connected with the control gas pipe 11, the control gas pipe 11 is connected with the pneumatic switch on the first gas outlet valve 41 and the pneumatic switch on the second gas outlet valve 43 on each group of gas bottle groups, and the other of the two driving gas bottles 6 is used as a standby driving gas bottle.
The selector valve 3 is arranged on the collecting pipe 2, the selector valve 3 is also provided with a pneumatic switch, and the control air pipe 11 is connected with the pneumatic switch on the selector valve 3.
The fire extinguishing agent bottle 1, the collecting pipe 2, the selector valve 3, the first gas outlet valve 41, the second gas outlet valve 43, the first gas inlet valve 42, the pressurized gas bottle 5, the driving gas bottle 6 and the frame 8 belong to the prior art, and the specific connection mode among the collecting pipe 2, the selector valve 3, the one-way valve 4 and the driving gas bottle 6 is consistent with that of the existing external pressure storage type heptafluoropropane fire extinguishing system, and the description is omitted here.
As shown in fig. 2, the intelligent regulation pressure reducing valve 7 includes a control circuit board 71, an electromagnetic valve 72, a pressure feedback device 73, a power supply (not shown in the figure) and a box 74, wherein the control circuit board 71 and the electromagnetic valve 72 are both disposed in the box 74, the pressure feedback device 73 is disposed outside the box 74, specifically, the pressure feedback device 73 is disposed in the fire extinguishing agent bottle 1, a signal output end of the control circuit board 71 is electrically connected to a signal input end of the electromagnetic valve 72, the power supply is respectively connected to the power supply input end of the circuit board and the power supply input end of the electromagnetic valve 72, the pressure feedback device 73 is in communication connection with the control circuit board 71, specifically, the pressure feedback device 73 can be connected to the signal input end of the control circuit board 71 by a wired connection or a wireless connection, and the pressure feedback device 73 is disposed.
When the fire extinguishing agent is sprayed, the inlet end of the electromagnetic valve 72 is communicated with the high-pressure gas outlet of the pressurized gas bottle 5, and the outlet end of the electromagnetic valve 72 is communicated with the driving gas bottle 6
Preferably, the control circuit board 71 is an embedded programmable chip of ARM.
The solenoid valve 72 is an existing solenoid valve.
The pressure feedback device 73 may employ a known technique.
When the pressure in the fire extinguishing agent bottle 1 is lower than the preset pressure value in the pressure feedback device 73, the pressure feedback device 73 feeds back a signal to the control circuit board 71, the control circuit board 71 controls the electromagnet on the electromagnetic valve to open the valve body, the pressurized gas bottle group is opened, high-pressure gas directly enters the fire extinguishing agent bottle 1 to rapidly increase the pressure in the fire extinguishing agent bottle 1, when the pressure value in the fire extinguishing agent bottle 1 reaches the pressure value set by the pressure feedback device 73, the pressure feedback device 73 feeds back the signal to the control circuit board 71, and the control circuit board 71 links the electromagnet of the electromagnetic valve to close the valve body, so that the function of stopping pressurization is achieved. The pressure feedback device 73 monitors the pressure change in the fire extinguishing agent bottle 1 at any time, and feeds a signal back to the control circuit board 71 to realize the on-off function of the valve body by linking the electromagnet, thereby playing an intelligent adjusting role.
The caliber of a high-pressure gas inlet of the fire extinguishing agent bottle 1, the caliber of an inlet end of the electromagnetic valve 73 and the caliber of an outlet end of the electromagnetic valve 72 are all larger than or equal to the caliber of a high-pressure gas outlet of the pressurized gas bottle 5, preferably, the caliber of the high-pressure gas inlet of the fire extinguishing agent bottle 1 is larger than or equal to the caliber of a valve body of the electromagnetic valve 72, gas enters a large caliber from a small caliber, pressure loss is small, accordingly, pressure loss in the process of conveying the high-pressure gas into the fire extinguishing agent bottle 1 is reduced, the flow cross section of the high-pressure gas is kept, the effects of quickly pressurizing the fire extinguishing agent bottle 1 and providing driving force are achieved, pressure change in the fire extinguishing agent bottle 1 from time to time is achieved, the valve body of the.
The above embodiments and drawings do not limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be considered as departing from the scope of the present invention.
Claims (6)
1. An external pressure storage type heptafluoropropane fire extinguishing system is characterized in that: the intelligent regulating pressure reducing valve is respectively communicated with the fire extinguishing agent bottle and the pressurized gas bottle through the connecting pipe;
the intelligent adjusting pressure reducing valve comprises a control circuit board, an electromagnetic valve, a pressure feedback device and a box body, wherein the control circuit board and the electromagnetic valve are arranged in the box body, the pressure feedback device is arranged in the fire extinguishing agent bottle, the control circuit board is electrically connected with the electromagnetic valve, the pressure feedback device is in communication connection with the control circuit board, the fire extinguishing agent bottle is provided with an outlet and a high-pressure gas inlet, the pressurized gas bottle is provided with an inlet and a high-pressure gas outlet, the high-pressure gas outlet of the pressurized gas bottle is provided with a first gas outlet valve, the outlet of the fire extinguishing agent bottle is provided with a second gas outlet valve, the high-pressure gas inlet of the fire extinguishing agent bottle is provided with a first gas inlet valve, the inlet end of the electromagnetic valve is connected with the first gas outlet valve, and the outlet end of the electromagnetic;
the second gas outlet valve is connected with the collecting pipe;
the caliber of a high-pressure gas inlet of the fire extinguishing agent bottle, the caliber of an inlet end of the electromagnetic valve and the caliber of an outlet end of the electromagnetic valve are all larger than or equal to the caliber of a high-pressure gas outlet of the supercharged gas bottle.
2. An external pressure storage type heptafluoropropane fire extinguishing system according to claim 1, wherein: also comprises a driving gas bottle.
3. An external pressure storage type heptafluoropropane fire extinguishing system according to claim 2, wherein: the number of the fire extinguishing agent bottles, the number of the pressurizing gas bottles and the number of the driving gas bottles are all more than or equal to two.
4. An external pressure storage type heptafluoropropane fire extinguishing system according to claim 2, wherein: the fire extinguishing agent bottle, the pressurization gas bottle and the driving gas bottle are arranged in the frame, the collecting pipe is arranged on the frame, and the intelligent regulation pressure reducing valve is arranged on the frame.
5. An external pressure storage type heptafluoropropane fire extinguishing system according to claim 1, wherein: the first air outlet valve and the first air inlet valve are both one-way valves.
6. An external pressure storage type heptafluoropropane fire extinguishing system according to claim 1, wherein: the device also comprises a selection valve, and the selection valve is arranged on the collecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921057840.6U CN210674065U (en) | 2019-07-08 | 2019-07-08 | External pressure storage type heptafluoropropane fire extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921057840.6U CN210674065U (en) | 2019-07-08 | 2019-07-08 | External pressure storage type heptafluoropropane fire extinguishing system |
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| Publication Number | Publication Date |
|---|---|
| CN210674065U true CN210674065U (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921057840.6U Active CN210674065U (en) | 2019-07-08 | 2019-07-08 | External pressure storage type heptafluoropropane fire extinguishing system |
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| Country | Link |
|---|---|
| CN (1) | CN210674065U (en) |
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2019
- 2019-07-08 CN CN201921057840.6U patent/CN210674065U/en active Active
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