CN201899803U - Gas fire extinguishing system for underground substation - Google Patents
Gas fire extinguishing system for underground substation Download PDFInfo
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- CN201899803U CN201899803U CN2010206691886U CN201020669188U CN201899803U CN 201899803 U CN201899803 U CN 201899803U CN 2010206691886 U CN2010206691886 U CN 2010206691886U CN 201020669188 U CN201020669188 U CN 201020669188U CN 201899803 U CN201899803 U CN 201899803U
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Abstract
A gas fire extinguishing system for an underground substation comprises medicament storage and blowing equipment and fire alarm and control equipment, wherein the medicament storage and blowing equipment comprises a high pressure gas storage steel bottle, a steel bottle fixing bracket, a bottle valve electrically-driven and manually-driven starter, a pressure indicator, a high-pressure hose, a header pipe, a non-return valve, a safety pressure release valve, a pressure reduction orifice plate, a protective zone selector valve, a gas transmission pipeline and an open jet head; the fire alarm and control equipment comprises a fire detector, a gas fire extinction system control tray, an manually-driven switch, an emergency stop switch, a manually-driven and automatic selection switch, an alarm bell, a buzzer as well as a flashing light, a gas release indicating lamp and a pressure switch; and the medicament storage and blowing equipment is connected with the fire alarm and control equipment. The gas fire extinguishing system for the underground substation has the functions of blowing gas for fire extinction automatically/manually and reporting the fire hazards and feeding back the system state.
Description
Technical field
The utility model relates to a kind of gas fire-fighting system, especially relates to a kind of gas fire-fighting system.
Background technology
The underground substation is one of of paramount importance functional area in the building, because equipment is numerous, it is bigger also to make it become the fire possibility occurrence, this just make how fire preventing and effectively the degree of control fire become very important, layout and fire-fighting mode at large-scale substation, ripe referential standard is not arranged at present as yet, the construction of transformer station has exceeded the scale standard of existing design fire safety rules and rules, therefore adopt rational fire-fighting system to guaranteeing the fire safety of transformer station, avoid or reduce fire taking place, the project construction and the long-term safety operation of substation project had great significance.
The utility model content
The purpose of this utility model is exactly to provide a kind of underground substation gas fire-fighting system for the defective that overcomes above-mentioned prior art existence.
The purpose of this utility model can be achieved through the following technical solutions:
Underground substation, ground gas fire-fighting system, comprise medicament storage and spurt equipment, fire alarm and control appliance, the described medicament storage and the equipment that spurts comprise the high pressure gas storage steel cylinder, the steel cylinder fixed support, electronic and the manual starter of bottle valve, pressure indicator, high-pressure hose, header, check valve, safety relief valve, pressure reducing orifice, the guard plot selector valve, gas transmission pipeline, deluge system, described fire alarm and control appliance comprise fire detector, the gas extinguishing system control panel, hand switch, emergency stop switch, hand, automatic selector switch, alarm bell, buzzer and flashing light, gas discharges indicator lamp, pressure switch, the described medicament storage and the equipment that spurts are connected with fire alarm and control appliance.The fire detector of being told, gas extinguishing system control panel, hand switch, emergency stop switch, manual selector switch, alarm bell, buzzer and flashing light, gas discharge indicator lamp, pressure switch connects by data/address bus, power line.
Compared with prior art, characteristics such as the utility model considers that the underground degree of depth of underground substation is dark, fire attack and fume emission difficulty, utilize the interlock characteristics between the fire-fighting equipment, and be based on the principle of saving oneself from anti-, production and safety have been guaranteed, and thereby the very first time control intensity of a fire is reduced the loss when disaster hidden-trouble occurring, and native system has automatic/hand and all spurts extinction using gas, and functions such as report fire hazard and reponse system state.
Description of drawings
Fig. 1 is the utility model schematic diagram.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
Underground substation gas fire-fighting system, comprise medicament storage and spurt equipment and fire alarm and control appliance, the medicament storage and the equipment that spurts comprise the high pressure gas storage steel cylinder, the steel cylinder fixed support, electronic and the manual starter of bottle valve, pressure indicator, high-pressure hose, header, check valve, safety relief valve, pressure reducing orifice, the guard plot selector valve, gas transmission pipeline, deluge system, fire alarm and control appliance comprise fire detector, the gas extinguishing system control panel, hand switch, emergency stop switch, manual selector switch, alarm bell, buzzer and flashing light, gas discharges indicator lamp, pressure switch.The fire detector of being told, gas extinguishing system control panel, hand switch, emergency stop switch, manual selector switch, alarm bell, buzzer and flashing light, gas discharge indicator lamp, pressure switch connects by data/address bus, power line.
The protection zone of underground substation gas fire-fighting system all adopts the total flooding mode to protect, after nitrogen, argon gas and carbon dioxide reach design concentration in the enclosure space, and fire smothering.Each gas shield district all is provided with two road alarm detectors; any detector action in fire causes a certain guard plot; the gas control panel of alarm signal in early stage in being located at the steel cylinder station delivered to fire-fighting master monitoring panel; and start alarm bell in this guard plot, notify the fire fighter to check to the scene.When the temperature in the guard plot and flue gas concentration all reach the fire setting value, two kinds of detectors successively move in the same area, alarm signal is delivered to fire-fighting master monitoring panel through control panel equally, close this regional ventilating system, and start the inside and outside buzzer in this guard plot and flashing light and carry out gas and spurt sound and light alarm in advance, generation of staff's fire and fire-suppressant gas are about to spurt in the notice guard plot, and should withdraw in 30 second time delay.After 30 seconds, control system is opened the gas storage bottle bottle valve electromagnetic starter and relevant guard plot selector valve of respective numbers, gas evenly is delivered to this guard plot through combination distribution circuit and shower nozzle, within 60 seconds, reaches 95% of minimal design concentration, thus fire extinguishing rapidly.The pressure switch actuating signal that is located at simultaneously on the gas transfer pipeline feeds back to fire control panel, confirms that gas discharges.Each protection zone gas extinguishing system can also start on control panel or fire-fighting master monitoring panel in remote control, in particular cases, also can start by the pairing manual starter emergency mechanical in each protection zone at the steel cylinder station.In addition; each outside, gateway of protection zone also is provided with manual selector switch, emergency stop switch and electric hand switch; wherein manual selector switch just often is an auto state; also it can be switched to manual state; as fire alarm takes place, and carry out visual inspection by the staff earlier, whether decision adopts the hand fire extinguisher fire extinguishing then; or open outdoors electric hand switch, gas extinguishing system will directly start fire extinguishing without time-delay.When system is in auto state time-delay blowdown phase, be misoperation as finding, or truly have fire to take place but can put out with hand fire extinguisher the time, can press emergency stop switch outdoors, system is temporarily stopped.Each protection zone pressure relief device is set, pressure relief device mainly by forms, window leaf, open controlling organization and pressure release area controlling organization etc. and form.Pressure relief device is installed in towards passage building wall top; close at ordinary times; when the regional air pressure rising of putting out a fire when condition of a fire fire extinguishing system discharges extinguishing chemical takes place; the inside and outside draught head that forms of pressure relief device window leaf; pushing away active window leaf when reaching certain value opens; protect enclosed structure to exempt from destruction again thereby keep the certain extinguishing concentration in fire extinguishing zone, and have the performance of closing automatically and preventing fire spread behind the unnecessary pressure of releasing, maximum protection zone pressure relief opening area is 0.94m
2, the pressure relief opening exhaust is discharged into fire resistant air-duct outside the protection zone.Inert gas IG-541 fire extinguishing system can adopt combination to distribute fire extinguishing system (promptly protecting the fire extinguishing system of two or more guard plots with a cover IG-541 storage device).Inert gas IG-541 fire extinguishing system is made up of extinguishing chemical storage device, extinguishing chemical conveyance conduit, valve, nozzle, warning and control device and corresponding automatic fire detection-alarm system etc.The IG-541 gas extinguishing system sprays certain density IG-541 gas to the guard plot in official hour, and makes its fire extinguishing system that evenly is full of the whole protection district, and has automatic control, manually control and three kinds of Starting mode of mechanical emergency operation simultaneously.
Claims (2)
1. underground substation gas fire-fighting system, it is characterized in that, comprise medicament storage and spurt equipment, fire alarm and control appliance, the described medicament storage and the equipment that spurts comprise the high pressure gas storage steel cylinder, the steel cylinder fixed support, electronic and the manual starter of bottle valve, pressure indicator, high-pressure hose, header, check valve, safety relief valve, pressure reducing orifice, the guard plot selector valve, gas transmission pipeline, deluge system, described fire alarm and control appliance comprise fire detector, the gas extinguishing system control panel, hand switch, emergency stop switch, hand, automatic selector switch, alarm bell, buzzer and flashing light, gas discharges indicator lamp, pressure switch, the described medicament storage and the equipment that spurts are connected with fire alarm and control appliance.
2. according to the underground substation gas fire-fighting system described in the claim 1, it is characterized in that the fire detector of being told, gas extinguishing system control panel, hand switch, emergency stop switch, manual selector switch, alarm bell, buzzer and flashing light, gas discharge indicator lamp, pressure switch connects by data/address bus, power line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206691886U CN201899803U (en) | 2010-12-20 | 2010-12-20 | Gas fire extinguishing system for underground substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206691886U CN201899803U (en) | 2010-12-20 | 2010-12-20 | Gas fire extinguishing system for underground substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201899803U true CN201899803U (en) | 2011-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206691886U Expired - Fee Related CN201899803U (en) | 2010-12-20 | 2010-12-20 | Gas fire extinguishing system for underground substation |
Country Status (1)
| Country | Link |
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| CN (1) | CN201899803U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538017A (en) * | 2014-12-17 | 2015-04-22 | 武汉理工大学 | Transformer substation noise device based on active control |
| CN105003100A (en) * | 2015-07-20 | 2015-10-28 | 国网上海市电力公司 | Underground transformer substation |
| CN105056429A (en) * | 2015-07-20 | 2015-11-18 | 国网上海市电力公司 | Fireproof and ventilative smoke discharging system for underground substation |
| CN108335451A (en) * | 2018-03-29 | 2018-07-27 | 江南大学 | A kind of computer room automatic fire alarm linked system |
| RU192652U1 (en) * | 2019-05-30 | 2019-09-25 | Общество с ограниченной ответственностью "ПГА-Инжиниринг" | FIRE EXTINGUISHING INSTALLATION |
| RU192645U1 (en) * | 2018-11-14 | 2019-09-25 | Общество с ограниченной ответственностью ООО "ПГА-Инжиниринг" | FIRE EXTINGUISHING INSTALLATION |
-
2010
- 2010-12-20 CN CN2010206691886U patent/CN201899803U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538017A (en) * | 2014-12-17 | 2015-04-22 | 武汉理工大学 | Transformer substation noise device based on active control |
| CN105003100A (en) * | 2015-07-20 | 2015-10-28 | 国网上海市电力公司 | Underground transformer substation |
| CN105056429A (en) * | 2015-07-20 | 2015-11-18 | 国网上海市电力公司 | Fireproof and ventilative smoke discharging system for underground substation |
| CN108335451A (en) * | 2018-03-29 | 2018-07-27 | 江南大学 | A kind of computer room automatic fire alarm linked system |
| RU192645U1 (en) * | 2018-11-14 | 2019-09-25 | Общество с ограниченной ответственностью ООО "ПГА-Инжиниринг" | FIRE EXTINGUISHING INSTALLATION |
| RU192652U1 (en) * | 2019-05-30 | 2019-09-25 | Общество с ограниченной ответственностью "ПГА-Инжиниринг" | FIRE EXTINGUISHING INSTALLATION |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20191220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |