CN2310098Y - Boosting air compensated type water supply equipment for fire-fighting of high storied building - Google Patents
Boosting air compensated type water supply equipment for fire-fighting of high storied building Download PDFInfo
- Publication number
- CN2310098Y CN2310098Y CN 97203931 CN97203931U CN2310098Y CN 2310098 Y CN2310098 Y CN 2310098Y CN 97203931 CN97203931 CN 97203931 CN 97203931 U CN97203931 U CN 97203931U CN 2310098 Y CN2310098 Y CN 2310098Y
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- valve
- fire
- pressure
- nitrogen
- fighting
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- Expired - Fee Related
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Abstract
The utility model discloses special pressure-boosting (compensating) air-top type water supply equipment for fire protection of high-rise buildings, which is composed of a water tank, a pressure boosting (compensating) pump, an air supply device, an air pressure jar, a check valve, a gate valve, a liquor return electromagnetic valve, a liquid flow control valve and an electric control cabinet, and is additionally provided with a high-pressure nitrogen air-top type device which uses a high-pressure nitrogen bottle as a main body, wherein the nitrogen bottle is connected with the air pressure jar through a pressure reducing valve and a nitrogen electromagnetic valve, and an uninterruptible power supply (UPS) is arranged in the electric control cabinet. The utility model has the characteristics of small volume of a jar body, less ground occupation, steel saving and low cost, and can be effectively used when the power supply is cut off. The utility model thoroughly solves the problem that the water pressure for the fire protection is insufficient because the height of the water tank for the fire protection of the roof of the existing high-rise building is not high enough.
Description
The utility model relates to a kind of fire-fighting private water supply equipment, relates in particular to a kind of highrise building supplementary pressure pneumatic jack formula fire-fighting special equipment.
Existing a kind of air pressure fire-fighting watering equipment is made up of pond, ground, stabilized pressure pump, tonifying Qi tube, air pressure tank, flap valve, fire pump, fire_fighting pipe network, return flow solenoid valve and electrical control cubicles, air pressure tank joins by tonifying Qi tube and stabilized pressure pump and pond, the tonifying Qi tube is provided with inlet valve, air pressure tank is provided with electro connecting pressure gauge, is provided with water level controller in the air pressure tank.Air pressure tank communicates with fire_fighting pipe network by flap valve, and communicates with fire cistern by return flow solenoid valve.This kind equipment utilization air pressure tank internal pressure changes the keying of control stabilized pressure pump automatically, air pressure tank and fire_fighting pipe network can remain in water conservation pressurize guard state, but when the net power failure is switched in breaking out of fire again, then can't start fire pump, rely on air pressure tank to supply water fully, can't reach national regulation fire-fighting flow and pressure again.On the present highrise building for ease of fire-fighting, be provided with high-order fire water box, but often because the water tank insufficient height, cause FRAME ON THE ROOF OF HIGH-RISE BUILDING number layer hydrostatic pressure not reach the code requirement of design for fire protection, employing air pressure tank etc. increases (benefit) pressing system, but require volume of pressure tank excessive, increase the defective that (benefit) press pump can't be worked when also existing power failure.The prior art that has only has additional the tubing pump pressurization, often starts simultaneously with main fire pump, as illusory, has incured loss through delay the expensive time of (benefit) gambling game, played with dice under a bowl that increases in 30 seconds, and pressurization was lost efficacy during power failure.
The purpose of this utility model is: a kind of above-mentioned defective of prior art that overcomes is provided, the tank body volume is little, cost is low, floor space is little, be suitable for any height, the water that still can extrude out during power failure in the air pressure tank body drops into fire-fighting fire extinguishing, and the highrise building of guaranteeing highrise building least favorable point hydrant hydrostatic pressure increases (benefit) the top formula fire-fighting private water supply equipment of calming the anger.
The utility model applies to the high level cistern of highrise building with the special-purpose water supply facilities of pneumatic jack formula fire-fighting, and does corresponding improvement, to reach the purpose of this utility model.The utility model directly is connected to fire_fighting pipe network with the roofing fire water box through return flow solenoid valve and gate valve, and adopts the high pressure ammonia gas cylinder, connects with air pressure tank by reducing valve, nitrogen electromagnetic valve.
The utility model still can use after making power failure.In electrical control cubicles, be provided with the UPS uninterrupted power source, and link by control circuit and liquid flow control valve and nitrogen electromagnetic valve.
The utility model is malfunctioning for preventing the nitrogen electromagnetic valve, causes the nitrogen gas-cap gas not go out, and is arranged in parallel a manual nitrogen gate valve on the nitrogen electromagnetic valve.
The utility model is provided with safety valve for avoiding air pressure tank air pressure superpressure on air pressure tank.
The utility model has been set up a high-pressure nitrogen bottle, make that nitrogen enters air pressure tank through reducing valve and nitrogen electromagnetic valve in the bottle, and be provided with the UPS uninterrupted power source, and join by control circuit and liquid flowing controller and nitrogen electromagnetic valve, the water that have that the tank body volume is little, floor space is few, save steel, cost is low, still can extrude in the air pressure tank body when having a power failure drops into characteristics such as fire-fighting fire extinguishing.Thoroughly solve current highrise building and served as a fill-in layer causes the fire fighting hydraulic pressure deficiency because of roofing fire water box insufficient height problem.
The utility model has been designed the series matching device by " high-rise building design fire code " (GB50045 95) requirement by depth of building.
Accompanying drawing: be the utility model overall structure schematic diagram.
Below in conjunction with accompanying drawing the utility model is described in detail.
The utility model by water tank 1, increase (benefit) press pump 2, air compensation device 3, air pressure tank 5, flap valve 14, gate valve 15, return liquid electromagnetic valve 16, liquid flow control valve 13 and electrical control cubicles 12 and form, be provided with water level controller 7 in the air pressure tank 5, the top is provided with electro connecting pressure gauge 4 and safety valve 6, supply water to increasing (benefit) press pump 2 by roofing fire water box 1, on air compensation device, be provided with inlet valve, air pressure tank 5 communicates with fire_fighting pipe network by flap valve 14, liquid flow control valve 13, and joins with roofing fire water box 1 by gate valve 15, return flow solenoid valve 16.Be provided with ups power in the electrical control cubicles 12, and join with liquid flow control valve 13 and nitrogen electromagnetic valve 8, power by UPS during so that have a power failure, it by control circuit respectively with increase (benefit) air pressure 2, return flow solenoid valve 16, electro connecting pressure gauge 4, water level controller 7, nitrogen electromagnetic valve 8, liquid flow control valve 13 and join.The utility model is provided with high pressure nitrogen pneumatic jack formula device, is linked to each other with air pressure tank 5 and constitutes through reducing valve 10 and nitrogen electromagnetic valve 8 by high-pressure nitrogen bottle 11.Parallel connection is provided with manual nitrogen gate valve 9 on nitrogen electromagnetic valve 8.
The operating principle and the operating process of the utility model equipment are as follows: start and increase (benefit) press pump 2, give air pressure tank 5 water fillings, simultaneously by air compensation device 3 and inlet valve gas injection, water level rises in the air pressure tank, when rising to the upper control limit of water level controller 7, increasing (benefit) press pump 2 quits work, at this moment water level has reached requirement, but air pressure tank 5 internal pressures also are lower than fire fighting supply low pressure limit value, this moment, return flow solenoid valve 16 was opened, drawdown in the air pressure tank 5 flow back to roofing fire water box 1, when drawdown during to the lower control limit of water level controller 7, increasing (benefit) press pump 2 starts again, air in the air compensation device 3 is pressed into water pot (water filling simultaneously), so moves in circles, reach rated value (maximum working pressure) up to pressure, when water level also reaches higher limit, electro connecting pressure gauge 4 effects, cut-out increases (benefit) press pump 2 circuit, and air pressure tank 5 and fire_fighting pipe network are in water-filling pressurize guard state.Because air pressure tank 5 and fire_fighting pipe network all have small gas leakage, when air pressure tank pressure dropped to a certain degree, electro connecting pressure gauge 4 instructed return flow solenoid valve 16 to open again, and drawdown repeats moisturizing tonifying Qi process.When hydrant is opened in breaking out of fire (as automatic sprinkling fire fighting system, general automatic water jetting in advance during fire), water in the fire_fighting pipe network is under the effect of attic tank water level, flow fast, at this moment if any electricity, liquid flow control valve 13 responsive these signals then, feed back to switch board 12, control system is sent instruction, makes to increase (benefit) press pump and main fire pump and successively all devote oneself to work in succession (being separated by 30～40 seconds), reaches the purpose that the main fire pump of automatic startup drops into fire-fighting (increase this moment, ftercompction system can excise).Fire-fighting finishes, and manual-lock master fire pump, increases (benefit) press pump, to quit work.Do not have again when breaking out of fire under the situation of electricity, liquid flow control valve 13 responsive fire-fighting signals, when judging outage really, just connect the UPS uninterrupted power source, open nitrogen electromagnetic valve 8, allow the high pressure nitrogen of nitrogen cylinder 11 after reducing valve 10 decompressions, charge into air pressure tank 5, a jar interior fire-fighting retaining is pressed into fire_fighting pipe network, put out the initial fire disaster that FRAME ON THE ROOF OF HIGH-RISE BUILDING is counted the room to cooperate the roofing fire water box to extrude mode.Electric control theory of the present utility model is same as the prior art, is provided with active and standby two covers, and it has active and standby power supply to automatically switch and the manual switchover function, and is provided with motor performance and bell ring alarm mechanism.In this equipment, when nitrogen electromagnetic valve 8 is malfunctioning, also manual nitrogen valve 9 can be manually opened, the fire-fighting task of expection can be finished equally.
Claims (4)
1, a kind of highrise building supplementary pressure pneumatic jack formula fire-fighting private water supply equipment, by water tank (1), increase (benefit) press pump (2), air compensation device (3), air pressure tank (5), flap valve (14), gate valve (5), return liquid electromagnetic valve (16), liquid flow control valve (13) and electrical control cubicles (12) and form, be provided with water level controller (7) in the air pressure tank body (5), the top is provided with electro connecting pressure gauge (4), it is characterized in that: water tank (1) is the roofing fire water box; Be provided with high-pressure nitrogen bottle (11), nitrogen cylinder (11) connects with air pressure tank (5) through reducing valve (10) and nitrogen electromagnetic valve (8), and nitrogen electromagnetic valve (8) is opened and controlled by electrical control cubicles (12).
2, the highrise building supplementary pressure pneumatic jack formula fire-fighting private water supply equipment of being confused according to claim 1, it is characterized in that: electrical control cubicles is provided with ups power in (12).
3, highrise building supplementary pressure pneumatic jack formula fire-fighting private water supply equipment according to claim 1 and 2 is characterized in that: be arranged in parallel manual nitrogen gate valve (9) on the electromagnetic valve (8).
4, highrise building supplementary pressure pneumatic jack formula fire-fighting private water supply equipment according to claim 1 and 2, it is characterized in that: air pressure tank (5) top is provided with safety valve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97203931 CN2310098Y (en) | 1997-01-08 | 1997-01-08 | Boosting air compensated type water supply equipment for fire-fighting of high storied building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97203931 CN2310098Y (en) | 1997-01-08 | 1997-01-08 | Boosting air compensated type water supply equipment for fire-fighting of high storied building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2310098Y true CN2310098Y (en) | 1999-03-10 |
Family
ID=33924624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97203931 Expired - Fee Related CN2310098Y (en) | 1997-01-08 | 1997-01-08 | Boosting air compensated type water supply equipment for fire-fighting of high storied building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2310098Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102433913A (en) * | 2011-10-27 | 2012-05-02 | 山东电力工程咨询院有限公司 | Intelligent control system for fire-fighting water storage and supply in transformer substation and control method |
| CN104005454A (en) * | 2014-06-06 | 2014-08-27 | 丹东川宇电气智能控制系统有限公司 | Device for utilizing PLC to intelligently control plurality of frequency converters to perform pressure regulating water supply |
| CN104027924A (en) * | 2014-06-26 | 2014-09-10 | 江润聪 | Fire extinguishing system suitable for high-rise residential building |
| 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 |
| CN112343130A (en) * | 2020-10-17 | 2021-02-09 | 毛金霞 | Automatic water supply device for fire fighting of high-rise building |
-
1997
- 1997-01-08 CN CN 97203931 patent/CN2310098Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102433913A (en) * | 2011-10-27 | 2012-05-02 | 山东电力工程咨询院有限公司 | Intelligent control system for fire-fighting water storage and supply in transformer substation and control method |
| CN104005454A (en) * | 2014-06-06 | 2014-08-27 | 丹东川宇电气智能控制系统有限公司 | Device for utilizing PLC to intelligently control plurality of frequency converters to perform pressure regulating water supply |
| CN104005454B (en) * | 2014-06-06 | 2015-10-28 | 丹东川宇电气智能控制系统有限公司 | PLC Based Intelligent Control multiple stage frequency converter pressure regulation water supply facilities |
| CN104027924A (en) * | 2014-06-26 | 2014-09-10 | 江润聪 | Fire extinguishing system suitable for high-rise residential building |
| 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 |
| CN112343130A (en) * | 2020-10-17 | 2021-02-09 | 毛金霞 | Automatic water supply device for fire fighting of high-rise building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |