CN202699925U - Complete displacement-type gas top-pressure emergency fire water supply device in pressure stabilization process isolated from air - Google Patents

Complete displacement-type gas top-pressure emergency fire water supply device in pressure stabilization process isolated from air Download PDF

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Publication number
CN202699925U
CN202699925U CN 201220285579 CN201220285579U CN202699925U CN 202699925 U CN202699925 U CN 202699925U CN 201220285579 CN201220285579 CN 201220285579 CN 201220285579 U CN201220285579 U CN 201220285579U CN 202699925 U CN202699925 U CN 202699925U
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CN
China
Prior art keywords
pressure
air
water
gas
water supply
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Expired - Fee Related
Application number
CN 201220285579
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Chinese (zh)
Inventor
牟乃景
张锡淼
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Shanghai Liancheng Group Co Ltd
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Shanghai Liancheng Group Co Ltd
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Priority to CN 201220285579 priority Critical patent/CN202699925U/en
Application granted granted Critical
Publication of CN202699925U publication Critical patent/CN202699925U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a complete displacement-type gas top-pressure emergency fire water supply device in pressure stabilization process isolated from air. The complete displacement-type gas top-pressure emergency fire water supply device comprises a gas pressure water tank, an air inlet pipe, a check valve, an overpressure pressure relief device, a control cabinet, a pressure reducing valve set, a gas cylinder set, an air supply compressor, a top pressure unit, a gas stop unit, a water outlet pipe, a water compensation pump, a pressure sensor, a magnetic flap level gauge and a water inlet pipe. The complete displacement-type gas top-pressure emergency fire water supply device is characterized in that a membrane air pressure tank is arranged on the water inlet pipe. The complete displacement-type gas top-pressure emergency fire water supply device has the advantages of decreasing total volume of the gas pressure water tank, reducing engineering cost and transportation and installation difficulty of the gas pressure water tank, preventing the device and pipelines from being corroded due to the fact that compressed air dissolves in water in the process of pressure stabilizing of the device, avoiding an air chamber bad for fire protection formed in the lowest section of pressure of a fire protection pipe network, simplifying the control method, reducing debugging difficulty, improving operation performance and achieving complete air-water displacement.

Description

With the emergent fire water supply equipment of the complete replacement type gas pressing of the isolated voltage stabilizing process of air
Technical field
The utility model relates to the emergent fire fighting water work of gas top-pressure, particularly the emergent fire water supply equipment of a kind of complete replacement type gas pressing with the isolated voltage stabilizing process of air.
Background technology
Such as Fig. 1, when this equipment begins to put into operation, small pump 13 or small pump 14 work are delivered to fire_fighting pipe network and auto-pneumatic cylinder 1 with water, when liquid level reaches at magnetic flap level gauge 16 setting value SN3, small pump quits work, this moment, system pressure did not reach setup pressure value, and voltage stabilizing air compressor machine 9 brings into operation.This product is equipped with pressure sensor 15, can monitor the pressure of fire_fighting pipe network system.When pressure rose to pressurizer pressure upper limit SP1, voltage stabilizing air compressor machine 9 was just out of service.Because system leak, when the liquid level in the auto-pneumatic cylinder dropped at magnetic flap level gauge 16 setting value SN2 point, small pump 1 or small pump 2 started, to the fire-fighting system water supplement; When the liquid level in the auto-pneumatic cylinder reached on the magnetic flap level gauge 16 setting value SN3 point, small pump was out of service; When the pressure drop road of fire-fighting system pressurizer pressure lower limit SP2, voltage stabilizing air compressor machine 9 brings into operation and carries out ftercompction; When system pressure rose to pressurizer pressure upper limit SP1, voltage stabilizing air compressor machine 9 was out of service.So go round and begin again.Fire plant puts into operation when the condition of a fire occurs, and ductwork pressure sharply descends, when Pressure Drop during to SP3 or the input of fire-fighting signal, jack unit 10 work, discharge the compressed air that is stored in the gas cylinder group 7, the water in the auto-pneumatic cylinder 1 is headed into fire_fighting pipe network, and the fire demand water of 10min is provided to pipe network.When liquid level dropped at magnetic flap level gauge 16 setting value SN1, gas sealer was closed, and prevents that the gas in the auto-pneumatic cylinder from entering fire_fighting pipe network, and fire-fighting finishes.
The gas top-pressure of this structure fire water supply equipment of meeting an urgent need, auto-pneumatic cylinder 1 is at some air chamber of liquid level SN3 point top, so at ordinary times voltage stabilizing process, fire demand water in the auto-pneumatic cylinder directly contacts with compressed air, is dissolved in the water with regard to some compressed air, owing to the continuous extension along with fire_fighting pipe network, pressure in the fire protection pipeline reduces gradually, the gas that is dissolved in the water will constantly be separated out, thereby forms air chamber in the pressure lowest segment of fire_fighting pipe network, and is unfavorable to fire-fighting.
The utility model content
The utility model purpose is to overcome fire-fighting unfavourable defect of the prior art, and a kind of novel emergent fire water supply equipment of the complete replacement type gas pressing with the isolated voltage stabilizing process of air is provided.
To achieve these goals, the technical solution of the utility model is achieved in that and the emergent fire water supply equipment of the complete replacement type gas pressing of the isolated voltage stabilizing process of air, comprise: auto-pneumatic cylinder, air inlet pipe, check-valves, superpressure pressure relief device, switch board, pressure-reducing valve group, gas cylinder group, tonifying Qi air compressor machine, jack unit, gas sealer, outlet pipe, small pump, pressure sensor, magnetic flap level gauge and water inlet pipe is characterized in that: described water inlet pipe is provided with diaphragm air pressure tank.
With said structure, advantage of the present utility model: reduce the total measurement (volume) of auto-pneumatic cylinder, the construction costs of reduction auto-pneumatic cylinder and transportation, installation difficulty; The equipment that prevents compressed air in the voltage stabilizing process is dissolved in water and causes forming air chamber to the corrosion of e-quipment and pipe and in the pressure lowest segment of preventing pipe network, and is unfavorable to fire-fighting; Simplified the control mode of equipment, reduced the debugging difficulty of equipment, improved the runnability of equipment, and the realization air water is replaced fully.
Description of drawings
Fig. 1 is the structural representation of prior art.
Fig. 2 is structural representation of the present utility model.
Sequence number among the figure: 1, auto-pneumatic cylinder 2, air inlet pipe 3, check-valves 4, superpressure pressure relief device 5, switch board 6, pressure-reducing valve group 7, gas cylinder group 8, tonifying Qi air compressor machine 9, voltage stabilizing air compressor machine 10, jack unit 11, gas sealer 12, outlet pipe 13, small pump 14, small pump 15, pressure sensor 16, magnetic flap level gauge 17, diaphragm air pressure tank.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is elaborated.
Shown in Fig. 2 be and the emergent fire water supply equipment structure of complete replacement type gas pressing of the isolated voltage stabilizing process of air, comprise: auto-pneumatic cylinder, air inlet pipe, check-valves, superpressure pressure relief device, switch board, pressure-reducing valve group, gas cylinder group, tonifying Qi air compressor machine, jack unit, gas sealer, outlet pipe, small pump, pressure sensor, magnetic flap level gauge and water inlet pipe is characterized in that: described water inlet pipe is provided with diaphragm air pressure tank.
Such as Fig. 2, the emergent fire water supply equipment product of the gas top-pressure of this structure is compared with the said goods, has cancelled the voltage stabilizing air compressor machine 9 in the said goods, increases a diaphragm air pressure tank 15.When the product of this structure begins to put into operation, carry out moisturizing for whole fire_fighting pipe network and auto-pneumatic cylinder 1 with stabilized pressure pump 1 or stabilized pressure pump 2, the air in the auto-pneumatic cylinder is drained the air in the auto-pneumatic cylinder 1 by exhaust apparatus 4, make whole auto-pneumatic cylinder 1 be full of water; Part water enters diaphragm air pressure tank, and whole system begins to have pressure.This product is equipped with pressure sensor 14, can monitor the pressure of fire_fighting pipe network system.When ductwork pressure rose to voltage stabilizing upper limit SP1, stabilized pressure pump was out of service.Because the fire_fighting pipe network system leak, when ductwork pressure dropped to voltage stabilizing lower limit SP2, stabilized pressure pump moved again; When pressure rise arrived voltage stabilizing lower limit SP1, stabilized pressure pump was out of service.So go round and begin again.The pressure of whole voltage-stabilizing system is regulated by stabilized pressure pump and diaphragm air pressure tank, make water in the fire_fighting pipe network system in whole voltage stabilizing process fully and air separate.Fire plant puts into operation when the condition of a fire occurs, and ductwork pressure sharply descends, when Pressure Drop during to SP3 or the input of fire-fighting signal, jack unit 10 work, discharge the compressed air that is stored in the gas cylinder group 7, the water in the auto-pneumatic cylinder 1 is headed into fire_fighting pipe network, and the fire demand water of 10min is provided to pipe network.When liquid level dropped at magnetic flap level gauge 16 setting value SN1, gas sealer was closed, and prevents that the gas in the auto-pneumatic cylinder from entering fire_fighting pipe network, and fire-fighting finishes.The Realization of Product of this structure air water replace fully.
The gas top-pressure fire-fighting emergent fire water supply equipment product of this structure is compared with the product of Fig. 1 structure, there has not been to regulate for voltage stabilizing between the liquid level SN2 and N3 in Fig. 1 infrastructure product the air chamber on water capacity and liquid level SN3 top in the auto-pneumatic cylinder, so just reduce the total measurement (volume) of auto-pneumatic cylinder, thereby reduced the construction costs of auto-pneumatic cylinder and transportation, installation difficulty; And the product of this structure only adopts the operation of pressure control stabilized pressure pump and stops, so just do not need as the product of Fig. 1 structure, to control the operation of stabilized pressure pump with liquid level and stop, control the voltage stabilizing compressor operation and stop with pressure, thereby simplified control mode, reduce the difficulty of this production debugging, improved the runnability of equipment.
Below only expressed embodiment of the present utility model, it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model patent scope.Should be pointed out that for the person of ordinary skill of the art without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.

Claims (1)

1. with the emergent fire water supply equipment of the complete replacement type gas pressing of the isolated voltage stabilizing process of air, comprise: auto-pneumatic cylinder, air inlet pipe, check-valves, superpressure pressure relief device, switch board, pressure-reducing valve group, gas cylinder group, tonifying Qi air compressor machine, jack unit, gas sealer, outlet pipe, small pump, pressure sensor, magnetic flap level gauge and water inlet pipe is characterized in that: described water inlet pipe is provided with diaphragm air pressure tank.
CN 201220285579 2012-06-18 2012-06-18 Complete displacement-type gas top-pressure emergency fire water supply device in pressure stabilization process isolated from air Expired - Fee Related CN202699925U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220285579 CN202699925U (en) 2012-06-18 2012-06-18 Complete displacement-type gas top-pressure emergency fire water supply device in pressure stabilization process isolated from air

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220285579 CN202699925U (en) 2012-06-18 2012-06-18 Complete displacement-type gas top-pressure emergency fire water supply device in pressure stabilization process isolated from air

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CN202699925U true CN202699925U (en) 2013-01-30

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107096158A (en) * 2017-06-14 2017-08-29 丹东川宇消防工程有限公司 Automatic air-compensating type air fire fighting gas top pressure water work
WO2024041408A1 (en) * 2022-08-24 2024-02-29 宁德时代新能源科技股份有限公司 Battery fire-extinguishing system, battery and electric apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107096158A (en) * 2017-06-14 2017-08-29 丹东川宇消防工程有限公司 Automatic air-compensating type air fire fighting gas top pressure water work
WO2024041408A1 (en) * 2022-08-24 2024-02-29 宁德时代新能源科技股份有限公司 Battery fire-extinguishing system, battery and electric apparatus

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130130

Termination date: 20180618