CN2443048Y - Full-automatic fire control water supplying equipment with constant pressure variable flow pump - Google Patents
Full-automatic fire control water supplying equipment with constant pressure variable flow pump Download PDFInfo
- Publication number
- CN2443048Y CN2443048Y CN 00251088 CN00251088U CN2443048Y CN 2443048 Y CN2443048 Y CN 2443048Y CN 00251088 CN00251088 CN 00251088 CN 00251088 U CN00251088 U CN 00251088U CN 2443048 Y CN2443048 Y CN 2443048Y
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- water
- pump
- fire
- constant pressure
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- Expired - Fee Related
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to a full-automatic fire control water supplying device for a pump with constant pressure and variable flow, which mainly comprises at least two water pumps which can be started alternatively, orderly operated and be mutual spare. One end of each water pump is connected with a water tank through a water inlet pipe and the other end is connected with a supply main, and the water outlet end of each water pump is provided with a pressure meter. The utility model is characterized in that the water pumps are the water pumps with constant pressure and variable flow and are controlled by a control box for self controlling a power supply. The liquid level of the water tank is provided with a liquid level control alarm device and an overtime running bustle pipe to form complete machine with electromechanical integration, and the overtime running bustle pipe is connected with one end of the water inlet pipe of the water pump. The utility model has the advantages of simple structure, convenient operation and high safety, and the complete set leaves a factory. The frequency does not need changing and the speed does not need regulating, or a constant voltage control system can realize constant pressure water supplying of omnidistance.
Description
The utility model relates to a kind of constant voltage fire-fighting watering equipment.
Existing constant voltage fire-fighting watering equipment mainly comprises two startups by turns of A, B, sequential operation, mutual standby water pump, and water pump one end connects water tank by water inlet pipe, and the other end links to each other with the water main, and the water pump water outlet end is equipped with pressure meter.If realize the constant voltage stable water supply, need preparation complicated control system or frequency control constant voltage control appliance, there is not overtime running endless tube, when in the waterworks for firefighting fire extinguishing or after the fire extinguishing, fire pump dallies fragile for a long time, can not send overtime running and report to the police.
The purpose of this utility model provides a kind of fixed-voltage altering-current amount pump fire-fighting full-automatic water-supply apparatus, realizes the electromechanical integration complete machine, need not frequency control or control system of invariable pressure and just can realize by zero delivery to the omnidistance constant pressure water supply of maximum stream flow.
The technical scheme of the utility model fixed-voltage altering-current amount pump fire-fighting full-automatic water-supply apparatus: mainly comprise at least two startups by turns, sequential operation, mutual standby water pump, water pump one end connects water tank by water inlet pipe, the other end links to each other with the water main, the water pump water outlet end is equipped with pressure meter, it is characterized in that: water pump is a fixed-voltage altering-current water gaging pump, control by the microcomputer controlled power supply control cabinet, at water tank level level control warning device and the overtime running endless tube that links to each other with pump water inlet one end are housed, form the electromechanical integration complete machine.
Above-mentioned overtime running endless tube is provided with electric valve and return channel.
Above-mentioned microcomputer controlled power supply control cabinet is furnished with the two-way power interface.
Operating principle of the present utility model: when the equipment water of waterworks for firefighting, system pressure just drops to fixed-voltage altering-current amount fire pump starting pressure through time several seconds, fire pump just starts running water supply automatically immediately, or by manually starting warning to Fire Services Communication Centre, supply water by the control center operator on duty manual command fire pump running that disappears again, or by the fire fighter on the spot button directly start the fire pump running and supply water.Be example with two pump equipments now, now set B pump startup order behind the first A pump, the running of A pump startup is supplied water, and then the B pump is stand by pump (as A pump startup order behind the first B pump, then the A pump is a stand by pump).Fire pump supplies water once starting running, and pressure of supply water reaches on the specified constant voltage value of fire pump soon, and the water for fire number of devices changes, water yield variation all can not change pressure of supply water.This equipment not only has the instruction of above-mentioned pressure automatic control, fire-fighting center, three kinds of Starting mode of button on the spot, and also possesses the function that the fire pump of fire protection rule regulation can not pump trip simultaneously.If fire-fighting work is once finishing manually termination of pumping.This equipment microcomputer controlled power supply control cabinet is provided with the two-way power interface, and has that two-way is hauled oneself willingly into, main power source runback function.This equipment has fire pump and automatically starts by platform and put into operation, meet the automatically switch function of next operation of electric fault.This equipment has startup running inspection function periodically automatically.Presentation Functions such as this equipment has at ordinary times, puts out a fire that fire pump opens under two operating modes, stops, work, fault, pressure.This equipment has adopted on overtime running endless tube, the endless tube except that being provided with electric valve, also be provided with return channel, when in the waterworks for firefighting fire extinguishing or after the fire extinguishing, fire-extinguishing apparatus is in closed condition, and when not having artificial termination of pumping, for preventing the long-time idle running damage of fire pump, when idle running reaches a definite value time, electric valve is opened automatically, water main's water flows into inlet pipeline (if the pond is during only for the fire-fighting special basin through return channel, electric valve is opened, and water will directly flow back to the pond), send overtime running alarm signal simultaneously.In non-fire period, fire pump is is periodically patrolled and examined automatically and is reached this definite value time the duration of runs, can repeat above-mentioned course of action equally, to realize safety patrol inspection.
Advantage of the present utility model: first, this equipment is adopting under the fixed-voltage altering-current water gaging pump prerequisite, microcomputer controlled power supply control cabinet and fixed-voltage altering-current water gaging pump, pipeline, valve, instrument organically are equipped to the electromechanical integration complete machine, the whole series are dispatched from the factory, easy to operate, compact dimensions, need not frequency control equipment or other control system of invariable pressure just realized by zero delivery to the omnidistance constant pressure water supply of maximum stream flow.The second, the fixed-voltage altering-current water gaging pump of this equipment institute adapted, its feature is exactly at the omnidistance constant pressure of flow, compares with whole technical equipment and control appliance in prior art such as frequency control or other gear shift mode, has huge economic benefit.The 3rd, this equipment has not only just realized that without frequency control or other gear shift mode the fixed-voltage altering-current amount supplies water, the components and parts and the controlling unit that have not also had simultaneously frequency control or other frequency control way, in realizing constant pressure water supply, stopped the fault that this respect occurs at all, this provides more reliably to guarantee for the fire fighter's safety in the fire extinguishing, the safety of fire fighting supply pipeline.The 4th; owing on supply equipment, be provided with overtime running endless tube and return channel; make fire pump and equipment; in time inartificial termination of pumping in Temporarily Closed fire-extinguishing apparatus, fire extinguishing back and non-fire period start running periodically automatically and overtime running operating mode such as patrol and examine when occurring in fire extinguishing procedure; obtain safeguard protection, this is not possess in the prior art.Be applicable to fire fighting supply.
Below in conjunction with drawings and Examples the utility model is described in detail:
Fig. 1 is the utility model device structure, supply channel and control circuit schematic diagram.
Embodiment as shown in the figure, fixed-voltage altering-current amount pump fire-fighting full-automatic water-supply apparatus mainly comprises two startups by turns of A, B, sequential operation, mutual standby fixed-voltage altering-current water gaging pump, water pump one end connects water tank 1 by water inlet pipe 2, the other end links to each other with water main 5, the water pump water outlet end is equipped with pressure meter 4, by 3 controls of microcomputer controlled power supply control cabinet, microcomputer controlled power supply control cabinet 3 is furnished with two-way power interface 1AC and 2AC; At water tank level level control warning device 11 and the overtime running endless tube 7,8 that links to each other with pump water inlet one end are housed, overtime running endless tube is provided with electric valve 9 and return channel 10, forms the electromechanical integration complete machine.
When the fire fighting equipment water of fire supply system 6, by pressure control device realize automatically, by Fire Services Communication Centre manual command signal 1SS or scene of fire fire fighting personnel on the spot button command signal 2SS directly start the fire pump running and supply water and all can.At first start water pump A running and supply water, water pump B is in stand-by state.If because electric fault can not turn round, and the microcomputer controlled power supply control cabinet starts running with automatic switchover water pump B and supplies water, water pump A becomes stand by pump to water pump A after overhauling in startup or operation process.The microcomputer controlled power supply control cabinet that fire-fighting is used is furnished with two-way power supply 1AC and 2AC interface, and have that two-way is hauled oneself willingly into and main power source runback function, promptly other one road power supply can drop into power supply automatically after main power source hinders power failure for some reason, and after main power source is repaired, can cut away another road power supply again automatically and make the power supply of main power source input.In the pump operation water supply process, when water tank 1 drawdown arrives alarm water level, liquid level control sensor 11 will stop pump operation by the microcomputer controlled power supply control cabinet, prevent that water pump idle running is impaired, meanwhile send warning light (sound) signal, until the water pump water supply of turning round once more of sounding all clear that recover to raise of water tank 1 water level.As fire extinguishing procedure or fire extinguishing back fire-extinguishing apparatus buttoned-up status and when not having artificial termination of pumping; overtime running endless tube 7 (or 8) will be protected water pump idle running, and this defencive function equally also is used for occurring when non-fire period fire pump is is periodically patrolled and examined running automatically the situation of water pump idle running.The continual continuous water supply time of this equipment is no less than 6 hours, and the pressure of supply water fluctuation is not more than ± 0.02MPa.
Claims (2)
1, a kind of fixed-voltage altering-current amount pump fire-fighting full-automatic water-supply apparatus, mainly comprise at least two startups by turns, sequential operation, mutual standby water pump, water pump one end connects water tank by water inlet pipe, the other end links to each other with the water main, the water pump water outlet end is equipped with pressure meter, it is characterized in that: water pump is a fixed-voltage altering-current water gaging pump, is controlled by the microcomputer controlled power supply control cabinet, at water tank level level control warning device and the overtime running endless tube that links to each other with pump water inlet one end are housed, form the electromechanical integration complete machine.
2, fixed-voltage altering-current amount pump fire-fighting full-automatic water-supply apparatus according to claim 1, it is characterized in that: described overtime running endless tube is provided with electric valve and return channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00251088 CN2443048Y (en) | 2000-08-31 | 2000-08-31 | Full-automatic fire control water supplying equipment with constant pressure variable flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00251088 CN2443048Y (en) | 2000-08-31 | 2000-08-31 | Full-automatic fire control water supplying equipment with constant pressure variable flow pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2443048Y true CN2443048Y (en) | 2001-08-15 |
Family
ID=33609117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00251088 Expired - Fee Related CN2443048Y (en) | 2000-08-31 | 2000-08-31 | Full-automatic fire control water supplying equipment with constant pressure variable flow pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2443048Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761966A (en) * | 2019-10-15 | 2020-02-07 | 大连船舶重工集团有限公司 | Semi-submersible drilling platform fire extinguishing system |
-
2000
- 2000-08-31 CN CN 00251088 patent/CN2443048Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761966A (en) * | 2019-10-15 | 2020-02-07 | 大连船舶重工集团有限公司 | Semi-submersible drilling platform fire extinguishing system |
| CN110761966B (en) * | 2019-10-15 | 2021-04-09 | 大连船舶重工集团有限公司 | Semi-submersible drilling platform fire extinguishing system |
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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 |