CN111021475A - Building fire-fighting pool system and using method thereof - Google Patents
Building fire-fighting pool system and using method thereof Download PDFInfo
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- CN111021475A CN111021475A CN201911324465.1A CN201911324465A CN111021475A CN 111021475 A CN111021475 A CN 111021475A CN 201911324465 A CN201911324465 A CN 201911324465A CN 111021475 A CN111021475 A CN 111021475A
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- 238000000034 method Methods 0.000 title claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 398
- 239000010802 sludge Substances 0.000 claims description 20
- 238000003860 storage Methods 0.000 claims description 10
- 239000008399 tap water Substances 0.000 claims description 10
- 235000020679 tap water Nutrition 0.000 claims description 10
- 230000003020 moisturizing effect Effects 0.000 claims description 9
- 238000003973 irrigation Methods 0.000 claims description 5
- 230000002262 irrigation Effects 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 5
- 239000010865 sewage Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000008213 purified water Substances 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims 2
- 238000012806 monitoring device Methods 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 3
- 206010016807 Fluid retention Diseases 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
- E03F1/002—Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells
- E03F1/005—Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells via box-shaped elements
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/101—Dedicated additional structures, interposed or parallel to the sewer system
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B2011/005—Tanks with two or more separate compartments divided by, e.g. a flexible membrane
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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- Engineering & Computer Science (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Structural Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a building fire-fighting pool system, which comprises an original rainwater overflow abandoning well of a municipal system, a rainwater reservoir, a water quality purifier, a rainwater utilization clean water pool and a fire-fighting pool, wherein the rainwater overflow abandoning well is connected with a rainwater inlet pipe, a rainwater overflow pipe, a rainwater abandoning pipe and a first lifting pipeline, the rainwater reservoir is connected with a mud pipe and a second lifting pipeline, the water quality purifier is connected with a rainwater utilization water replenishing pipe, a fire-fighting pool water replenishing pipe and a water return pipe, the rainwater utilization clean water pool and the fire-fighting pool are communicated through a balance communicating pipe, the balance communicating pipe comprises a clean water pool opening section, a horizontal connecting section and a fire-fighting pool opening section, the height of the horizontal connecting section is higher than that of the clean water pool opening section and the, and the horizontal connecting section is flush with the lowest warning water level of the fire pool, and the horizontal connecting section is provided with a siphon damage hole. The invention has the advantages of reasonable use of building fire fighting and water resources and reasonable configuration of the fire pool and municipal rainwater treatment equipment.
Description
Technical Field
The invention belongs to the technical field of buildings, and particularly relates to a building fire-fighting pool system and a using method thereof.
Background
The fire-fighting water pool arranged in the building can provide fire-fighting water quantity in time when a fire disaster occurs, the water quality can meet the functional requirements of water fire-fighting facilities, and the existing' fire-fighting water supply and fire hydrant system technologyThe water quality of a fire-fighting water source is required to meet the functional requirements of water fire-extinguishing facilities in the Specification GB50974-2014, and the water used in the system is required to be free of pollution, corrosion and suspended matters in the Specification GB 50084-2017. That is, the water quality can not corrode the pipeline in normal times and the fire fighting water contacts with human body to cause health. The fire pool is basically arranged on the first and second layers underground in the existing building design, the concrete pool made of a building body is utilized, the concrete material is not compact enough, the surface is not smooth enough, the breeding of dirt and microorganisms is easy to hide, the water is smelly due to long-time nonuse and flowing, and bacteria and algae can be bred. Therefore, the requirement of fire-fighting water quality cannot be met, hidden dangers are generated to normal operation of equipment during fire fighting, and the hidden dangers are eliminated. If the existing pure residence high-rise residential district is used, the effective volume of the basement fire pool is 324m when the basement fire pool is minimum3The total water quantity basically exceeds 500m by adding the ineffective water depth of water suction of the water pump to be 0.7-0.8m3Wherein the ineffective water amount at the lower part of the fire pool can be 150m3Above, just can have the water white waste of 500 more tons when wasing the pond at every turn, still need consume manual work, time, in this section of time of washing fire-fighting water pond (including letting out empty, wash, fill and probably need about 24 hours), in case there is the condition of a fire in this section of time, all fire-fighting equipment can't put into operation, greatly increased the potential safety hazard of fire control. If the self-cleaning device is installed, the water tank with the large capacity needs to be installed with at least 2-3 self-cleaning devices of 500W, the power consumption is 8760 degrees per year, but the water in the water tank is still the so-called dead water, the most effective method for keeping the water quality of the water tank is to make the water in the water tank flow and perform water quality monitoring, and the water quality can be treated if the water quality is deteriorated.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides a building fire-fighting water tank system and a using method thereof.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a building fire-fighting pond system, abandons a class well including the original rainwater overflow of municipal administration system, wherein: the building fire-fighting water pool system also comprises a rainwater reservoir, a water quality purifier, a rainwater utilization clean water pool and a fire-fighting water pool, wherein the rainwater overflow abandoning well is connected with a rainwater inlet pipe, a rainwater overflow pipe, a rainwater abandoning pipe and a first lifting pipeline, the rainwater inlet pipe can introduce ground rainwater into the rainwater overflow abandoning well, the rainwater overflow pipe is connected to the top of the rainwater overflow abandoning well, when the rainwater overflow abandoning well is full, water in the rainwater overflow abandoning well flows out from the rainwater overflow pipe, the rainwater abandoning pipe is connected to the bottom of the rainwater overflow abandoning well and is used for abandoning rainwater at the bottom of the rainwater overflow abandoning well, one end of the first lifting pipeline is connected with the rainwater overflow abandoning well, the other end of the first lifting pipeline is connected with the rainwater reservoir, the first lifting motor is arranged on the first lifting pipeline and can pump rainwater in the rainwater overflow abandoning well to the rainwater reservoir, the rainwater reservoir is connected with a, one end of a mud discharge pipe is connected with the bottom of the rainwater reservoir, the other end of the mud discharge pipe is connected with a municipal drainage pipe, a mud discharge pump is installed on the mud discharge pipe and can pump mud at the bottom of the rainwater reservoir to the municipal drainage pipe, one end of a second lifting pipeline is connected with the rainwater reservoir, the other end of the second lifting pipeline is connected with a water purifier, a second lifting motor is installed on the second lifting pipeline and can pump rainwater in the rainwater reservoir to the water purifier, the water purifier is used for purifying rainwater, the water purifier is connected with a rainwater utilization water replenishing pipe, a fire pool water replenishing pipe and a water return pipe, one end of the rainwater utilization water replenishing pipe is connected with the water purifier, the other end of the rainwater utilization water replenishing pipe is connected with the upper part of the rainwater utilization clean water pool, one end of the fire pool water replenishing pipe is connected with the water purifier, the other end of the water return pipe is connected, the rainwater utilization water replenishing pipe and the fire pool water replenishing pipe are provided with clean water pumps, the clean water pumps can pump water of the water quality purifier into a rainwater utilization clean water pool and a fire pool, the water return pipe is provided with a water return pump, the water return pump can recycle the water of the water pump at the bottom of the fire pool to the water quality purifier, the rainwater utilization clean water pool and the fire pool are communicated through a balance communication pipe, the balance communication pipe comprises a clean water pool opening section, a horizontal connecting section and a fire pool opening section, the clean water pool opening section is positioned in the rainwater utilization clean water pool, the fire pool opening section is positioned in the fire pool, the horizontal connecting section is connected with the clean water pool opening section and the fire pool opening section, the horizontal connecting section is higher than the clean water pool opening section and the fire pool opening section, the horizontal connecting section is flush with the lowest warning water level of the fire pool, the horizontal connecting section is provided with siphon breaking holes, and when the water levels of the, the siphon break hole is exposed to the air, breaking the siphon ability of the equilibrium communicating pipe.
In order to optimize the technical scheme, the specific measures adopted further comprise:
foretell fire-fighting water pond is connected with municipal water pipe, has placed water level warning floater in the fire-fighting water pond, and water level warning floater is connected with municipal water pipe transmission, and when fire-fighting water pond water level was less than minimum warning water level, water level warning floater pulling municipal water pipe's switch, municipal water pipe moisturizing to fire-fighting water pond.
A water quality monitor is installed in the fire-fighting water tank and used for detecting the water quality in the fire-fighting water tank.
The building fire-fighting water pool system also comprises a control system, wherein the first control valve, the second control valve, the third control valve, the fourth control valve, the fifth control valve and the sixth control valve can be opened and closed and correspond to the pipelines, and the first control valve, the second control valve, the third control valve, the fourth control valve, the fifth control valve and the sixth control valve are connected with the control system and are controlled by the control system to be opened and closed and operated.
The control system is a PLC.
The rainwater utilization clean water tank is connected with the greening irrigation equipment through a booster pump.
The bottom of the rainwater reservoir is an inclined plane, the mud pipe is located at the low end of the bottom of the rainwater reservoir, and the second lifting pipeline is located at the high end of the bottom of the rainwater reservoir.
A use method of a building fire-fighting pool system comprises the following steps: step a, rainwater distribution: after rainwater enters a rainwater overflow abandoning well through a rainwater inlet pipe, redundant rainwater flows out through a rainwater abandoning pipe of a rainwater overflow pipe, the rest rainwater enters a rainwater reservoir through a first lifting pipeline, the rainwater in the rainwater reservoir is primarily precipitated, lower sludge is discharged through a sludge discharge pump, the rest part enters a water purifier through a second lifting pipeline, a second control valve, a third control valve, a fourth control valve and a fifth control valve are opened, a sixth control valve is closed, and after the rainwater is purified by the water purifier, the rainwater utilization clean water tank and a fire pool are simultaneously injected with water through a rainwater utilization water replenishing pipe and a fire pool water replenishing pipe respectively, so that the rainwater utilization clean water tank and the fire pool can simultaneously obtain water supply; the balance communicating pipe is communicated with the rainwater utilization clean water tank and the fire water tank, so that when the water level of the fire water tank is higher than the lowest warning water level, the rainwater utilization clean water tank can obtain water in the fire water tank by using the balance communicating pipe;
step b, water retention of the fire pool: when the water level of the fire pool is at the lowest warning water level, the siphon breaking hole of the balance communicating pipe is exposed in the air, the siphon capability of the balance communicating pipe is broken, at the moment, the water level of the rainwater utilization clean water tank is lower than that of the fire pool, and the water in the fire pool cannot flow to the rainwater utilization clean water tank, so that the water in the fire pool is not occupied;
step c, purifying the water quality of the fire pool: when the water quality monitor detects that the water quality in the fire-fighting water pool is lower than a threshold value, then send an instruction to the control system, the control system controls to close the second control valve and the third control valve, open the fourth control valve and the sixth control valve, open the water return pump and the clean water pump, the water return pump purifies the water pump in the fire-fighting water pool in the water quality purifier, the purified water flows back to the fire-fighting water pool through the water supply pipe of the fire-fighting water pool, after the water quality in the fire-fighting water pool meets the requirement, the water quality monitor sends an instruction to the control system, close the sixth control valve and the water return pump, and open the second control valve and the third control valve.
The invention has the following advantages:
1. according to the invention, through reasonable design between the fire-fighting water tank and the municipal rainwater treatment equipment in the building, rainwater is extracted from the municipal rainwater treatment equipment, purified by the water quality purifier and then injected into the rainwater utilization clean water tank and the fire-fighting water tank, and meanwhile, the rainwater utilization clean water tank and the fire-fighting water tank are communicated through the balance communicating pipe. The invention ensures that the water quality in the fire-fighting water tank is always in the water use requirement of 'no pollution, no corrosion and no suspended matter' meeting the requirement of a water fire-fighting facility. Because the water storage capacity of the existing civil building fire-fighting water pool is not small under the condition of ensuring the effective volume, if no measures are taken to enable the water in the water pool to flow, the reasonable use of the building fire-fighting and the water resource is dangerous and waste, so the reasonable allocation of the fire-fighting water pool and the municipal rainwater treatment equipment is also a positive attempt.
2. According to the invention, the balance communicating pipe is provided with the siphon breaking hole, when the water level of the fire pool is at the lowest warning water level, even if the water level of the rainwater utilization clean water pool is lower than the water level of the fire pool, the water in the fire pool cannot flow to the rainwater utilization clean water pool, so that the water in the fire pool is not occupied; the fire pool is always in a usable state.
3. The invention designs the water return structure, when the water quality in the fire pool does not meet the requirement, the water in the fire pool can be pumped into the water quality purifier for purification, and then the water is injected into the fire pool, thereby achieving the double-layer guarantee that the water quality of the fire pool is qualified.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Wherein the reference numerals are: the rainwater drainage system comprises a rainwater overflow drainage well 1, a rainwater inlet pipe 11, a rainwater overflow pipe 12, a rainwater drainage pipe 13, a first lifting pipeline 14, a first lifting motor 15, a rainwater reservoir 2, a mud pipe 21, a second lifting pipeline 22, a mud pump 23, a second lifting motor 24, a water purifier 3, a rainwater utilization water replenishing pipe 31, a fire-fighting pool water replenishing pipe 32, a water return pipe 33, a clean water pump 34, a water return pump 35, a rainwater utilization clean water pool 4, a balance communicating pipe 41, a clean water pool opening section 41a, a horizontal connecting section 41b, a fire-fighting pool opening section 41c, a booster pump 42, a fire-fighting pool 5, a municipal tap water pipe 51, a water level warning floating ball 52, a first control valve 61, a second control valve 62, a third control valve 63, a fourth control valve 64, a fifth control valve 65 and a sixth control valve 66.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
The invention discloses a building fire-fighting water tank system, which comprises an original rainwater overflow abandoning well 1 of a municipal system, wherein: the building fire-fighting pond system also comprises a rainwater reservoir 2, a water quality purifier 3, a rainwater utilization clean water pond 4 and a fire-fighting pond 5, wherein the rainwater overflow abandoning well 1 is connected with a rainwater inlet pipe 11, a rainwater overflow pipe 12, a rainwater abandoning pipe 13 and a first lifting pipeline 14, the rainwater inlet pipe 11 can introduce ground rainwater into the rainwater overflow abandoning well 1, the rainwater overflow pipe 12 is connected to the top of the rainwater overflow abandoning well 1, when the rainwater overflow abandoning well 1 is full, water in the rainwater overflow abandoning well 1 flows out from the rainwater overflow pipe 12, the rainwater abandoning pipe 13 is connected to the bottom of the rainwater overflow abandoning well 1 and is used for abandoning rainwater at the bottom of the rainwater overflow abandoning well 1, one end of the first lifting pipeline 14 is connected with the rainwater overflow abandoning well 1, the other end of the first lifting pipeline 14 is connected with the rainwater reservoir 2, a first lifting motor 15 is arranged on the first lifting pipeline 14, the first lifting motor 15 can pump rainwater in the rainwater overflow abandoning, the rainwater storage pool 2 is connected with a sludge discharge pipe 21 and a second lifting pipeline 22, one end of the sludge discharge pipe 21 is connected with the bottom of the rainwater storage pool 2, the other end of the sludge discharge pipe is connected with a municipal sewage pipe, a sludge discharge pump 23 is arranged on the sludge discharge pipe 21, the sludge discharge pump 23 can pump the sludge at the bottom of the rainwater storage pool 2 to the municipal sewage pipe, one end of the second lifting pipeline 22 is connected with the rainwater storage pool 2, the other end of the second lifting pipeline is connected with the water purifier 3, a second lifting motor 24 is arranged on the second lifting pipeline 22, the second lifting motor 24 can pump the rainwater in the rainwater storage pool 2 to the water purifier 3, the water purifier 3 is used for purifying the rainwater, the water purifier 3 is connected with a rainwater utilization water supply pipe 31, a fire pool water supply pipe 32 and a water return pipe 33, one end of the rainwater utilization water supply pipe 31 is connected with the water purifier 3, the other end of the rainwater utilization water supply pipe is connected with the, the other end is connected with the upper part of a fire pool 5, one end of a water return pipe 33 is connected with a water quality purifier 3, the other end is connected with the lower part of the fire pool 5, a clear water pump 34 is arranged on a rainwater utilization water supply pipe 31 and a fire pool water supply pipe 32, the clear water pump 34 can pump water of the water quality purifier 3 into the rainwater utilization clear water pool 4 and the fire pool 5, a water return pump 35 is arranged on the water return pipe 33, the water return pump 35 can reprocess the water pump at the bottom of the fire pool 5 back to the water quality purifier 3, the rainwater utilization clear water pool 4 is communicated with the fire pool 5 through a balance communicating pipe 41, the balance communicating pipe 41 comprises a clear water pool opening section 41a, a horizontal connecting section 41b and a fire pool opening section 41c, the clear water pool opening section 41a is positioned in the rainwater utilization clear water pool 4, the fire pool opening section 41c is positioned in the fire pool 5, the horizontal connecting section 41b, the height of the horizontal connecting section 41b is higher than that of the clean water tank opening section 41a and that of the fire water tank opening section 41c, the horizontal connecting section 41b is flush with the lowest warning water level of the fire water tank 5, and the horizontal connecting section 41b is provided with a siphon breaking hole.
In the embodiment, the fire pool 5 is connected with a municipal tap water pipe 51, a water level warning floating ball 52 is arranged in the fire pool 5, the water level warning floating ball 52 is in transmission connection with the municipal tap water pipe 51, when the water level of the fire pool is lower than the lowest warning water level, the water level warning floating ball 52 pulls the municipal tap water pipe 51 to be opened and closed, and the municipal tap water pipe 51 replenishes water to the fire pool 5.
In the embodiment, a water quality monitor is installed in the fire pool 5 and is used for detecting the water quality in the fire pool 5.
In the embodiment, the rainwater abandoning pipe 13 is provided with a first control valve 61, the second lifting pipeline 22 is provided with a second control valve 62, the rainwater utilization water replenishing pipe 31 is provided with a third control valve 63, the fire pool water replenishing pipe 32 is provided with a fourth control valve 64, the balance communicating pipe 41 is provided with a fifth control valve 65, the water return pipe 33 is provided with a sixth control valve 66, the first control valve 61, the second control valve 62, the third control valve 63, the fourth control valve 64, the fifth control valve 65 and the sixth control valve 66 can open and close corresponding pipelines, the building fire-fighting water pond system further comprises a control system, the first control valve 61, the second control valve 62, the third control valve 63, the fourth control valve 64, the fifth control valve 65, the sixth control valve 66, the first lifting motor 15, the second lifting motor 24, the mud pump 23, the clean water pump 34 and the water return pump 35 are all connected with the control system, and is controlled by the control system to be opened and closed and operated.
In an embodiment, the control system is a PLC.
In the embodiment, the rainwater is connected with the greening irrigation equipment by a clean water tank 4 through a booster pump 42.
In the embodiment, the bottom of the rainwater storage reservoir 2 is an inclined plane, the mud pipe 21 is located at the low end of the bottom of the rainwater storage reservoir 2, and the second lifting pipe 22 is located at the high end of the bottom of the rainwater storage reservoir 2.
A use method of a building fire-fighting pool system comprises the following steps: step a, rainwater distribution: after rainwater enters the rainwater overflow discarding well 1 through the rainwater inlet pipe 11, redundant rainwater flows out through the rainwater discarding pipe 13 of the rainwater overflow pipe 12, the rest rainwater enters the rainwater reservoir 2 through the first lifting pipeline 14, the rainwater in the rainwater reservoir 2 is primarily precipitated, lower layer sludge is discharged through the sludge discharge pump 23, the rest part enters the water quality purifier 3 through the second lifting pipeline 22, the second control valve 62, the third control valve 63, the fourth control valve 64 and the fifth control valve 65 are opened, the sixth control valve 66 is closed, after the water quality purifier 3 purifies the rainwater, water is simultaneously injected into the rainwater utilization clean water tank 4 and the fire water tank 5 through the rainwater utilization water replenishing pipe 31 and the fire water tank water replenishing pipe 32 respectively, so that the rainwater utilization clean water tank 4 and the fire water tank 5 can simultaneously obtain water volume supplement; the balance communicating pipe 41 communicates the rainwater utilization clean water tank 4 with the fire water tank 5, so that when the water level of the rainwater utilization clean water tank 4 is higher than the lowest warning water level of the fire water tank 5, the water in the fire water tank 5 can be obtained by the balance communicating pipe 41;
step b, water retention of the fire pool 5: when the water level of the fire pool 5 is at the lowest warning water level, the siphon breaking hole of the balance communicating pipe 41 is exposed in the air, the siphon capability of the balance communicating pipe 41 is broken, at the moment, the water level of the rainwater utilization clean water pool 4 is lower than that of the fire pool 5, and the water in the fire pool 5 cannot flow to the rainwater utilization clean water pool 4, so that the water in the fire pool 5 is not occupied;
step c, water purification of the fire pool 5: when the water quality monitor detects that the water quality in the fire pool 5 is lower than a threshold value, a command is sent to the control system, the control system controls to close the second control valve 62 and the third control valve 63, open the fourth control valve 64 and the sixth control valve 66, open the water return pump 35 and the clean water pump 34, the water return pump 35 pumps the water in the fire pool 5 into the water quality purifier 3 for purification, the purified water flows back into the fire pool 5 through the fire pool water supply pipe 32, and when the water quality in the fire pool 5 meets the requirement, the water quality monitor sends a command to the control system, closes the sixth control valve 66 and the water return pump 35, and opens the second control valve 62 and the third control valve 63.
Taking the project of Pukou scientific city security house in Nanjing as an example, the project plan has the floor area of 2.63 ten thousand square meters and is provided with a rainwater collecting pool of 300m3One is processed by a water quality purifier 3 (20 m/h) arranged in a rainwater room and then sent to the rainwater room with the volume of 30m3The clean water tank is supplied with green irrigation and road washing for the residential area by a clean water lifting pump. The rainwater after primary rainwater flow discarding is stored in a rainwater reservoir and flows into a clean water tank for greening and irrigating after being processed by a rainwater module.
In order to improve the water quality after the water which does not move with the fire pool for a long time is treated by the rainwater module, a recycling pump and an electromagnetic valve which absorb water from the fire pool are added.
At ordinary times fire-fighting water pond and rainwater utilization clean water pond communicate with each other by communicating pipe, the surface of water elevation is unanimous, communicating pipe roof erect at the minimum warning water level department in fire-fighting water pond and set up siphon destruction hole at the pipe top, when the clean water pond booster pump supplies with afforestation and watering, the clean water pond surface of water descends, because two pond intercommunications, the fire-fighting water pond surface of water also can descend, the fire-fighting water pond inlet tube begins to intake this moment, when the fire-fighting water pond intakes, there is signal to send and closes the fifth control valve, guarantee that the water in fire-fighting water pond is not used at will, and destroy the hole by the siphon and guarantee that the fire-fighting water.
When the water quality monitor of the fire pool monitors that the water quality deteriorates and needs to be circularly processed, the fourth control valve and the sixth control valve are opened, the second control valve and the third control valve are closed, the water return pump is started to process the fire pool, and the effective volume 692 m of the fire pool in the project3Urging toward total volume 941 m. According to the treatment capacity of the rainwater treatment module of 20T/h, 47.05 hours are needed for the whole treatment of the fire-fighting pool, the water in the fire-fighting pool can be treated at one time, the water in the fire-fighting pool can also be subjected to cyclic treatment intermittently according to the irrigation condition, the operation of the water return pump is stopped when the water quality monitoring of the fire-fighting pool reaches the standard, the sixth control valve is closed, the second control valve is opened simultaneously to continue the treatment of rainwater recycling, and the rainwater can be supplemented into the fire-fighting pool. And when the water level of the fire pool reaches the fire water level Z +2.65m, closing the fourth control valve and stopping water supplement to the fire pool.
When the fire pool is started for the first time, the water is supplied by a municipal tap water pipe, the automatic water level control valve stops water inflow when reaching the lowest alarm water level, the rainwater utilizes the water inlet pipe of the equipment to replenish water to the fire water level, and the water supply pipe controlled by the fourth control valve replenishes water to the fire pool at ordinary times, so that the water loss caused by evaporation and leakage of the pool at ordinary times is reduced.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention.
Claims (8)
1. The utility model provides a building fire-fighting pond system which characterized by: the rainwater overflow abandoning well comprises an original rainwater overflow abandoning well (1) of a rainwater system, a rainwater storage tank (2), a water quality purifier (3), a rainwater utilization clean water tank (4) and a fire pool (5), wherein the rainwater overflow abandoning well (1) is connected with a rainwater inlet pipe (11), a rainwater overflow pipe (12), a rainwater abandoning pipe (13) and a first lifting pipeline (14), the rainwater inlet pipe (11) can introduce ground rainwater into the rainwater overflow abandoning well (1), the rainwater overflow pipe (12) is connected to the top of the rainwater overflow abandoning well (1), when the rainwater overflow abandoning well (1) is full, water in the rainwater overflow abandoning well (1) flows out from the rainwater overflow pipe (12), the rainwater abandoning pipe (13) is connected to the bottom of the rainwater overflow abandoning well (1) and is used for abandoning rainwater at the bottom of the rainwater overflow abandoning well (1), one end of the first lifting pipeline (14) is connected with the rainwater overflow abandoning well (1), the other end is connected with a rainwater reservoir (2), a first lifting motor (15) is installed on a first lifting pipeline (14), the first lifting motor (15) can pump rainwater in a rainwater overflow discarding well (1) to the rainwater reservoir (2), the rainwater reservoir (2) is connected with a sludge discharge pipe (21) and a second lifting pipeline (22), one end of the sludge discharge pipe (21) is connected with the bottom of the rainwater reservoir (2), the other end of the sludge discharge pipe is connected with a municipal sewage pipe, a sludge discharge pump (23) is installed on the sludge discharge pipe (21), the sludge discharge pump (23) can pump mud at the bottom of the rainwater reservoir (2) to the municipal sewage pipe, one end of the second lifting pipeline (22) is connected with the rainwater reservoir (2), the other end of the second lifting pipeline is connected with a water quality purifier (3), and a second lifting motor (24) is installed on the second lifting pipeline (22), second promote motor (24) can pump the rainwater in rainwater cistern (2) to water purifier (3), water purifier (3) be used for purifying the rainwater, water purifier (3) be connected with rainwater and utilize moisturizing pipe (31), fire-fighting pool moisturizing pipe (32) and wet return (33), the rainwater utilize moisturizing pipe (31) one end and be connected with water purifier (3), the other end inserts rainwater and utilizes clear water pond (4) upper portion, fire-fighting pool moisturizing pipe (32) one end be connected with water purifier (3), the other end inserts fire-fighting pool (5) upper portion, wet return (33) one end is connected with water purifier (3), the other end inserts fire-fighting pool (5) lower part, the rainwater utilize moisturizing pipe (31) and fire-fighting pool moisturizing pipe (32) on install clean water pump (34), clean water pump (34) can go into the water pump of water purifier (3) rainwater and utilize clear water pond (4) and fire-fighting pool (32), clean water pump (34) can utilize the rainwater to go into rainwater with the water purifier (3) and utilize clear water pond (4) and fire-fighting Pool (5), wet return (33) on install return pump (35), return pump (35) can be reprocessed water pump return water matter clarifier (3) bottom fire-fighting pool (5), the rainwater utilize between clean water pool (4) and fire-fighting pool (5) through a balanced communicating pipe (41) intercommunication, balanced communicating pipe (41) including clean water pool opening section (41a), horizontal connection section (41b) and fire-fighting pool opening section (41c), clean water pool opening section (41a) be located rainwater utilization clean water pool (4), fire-fighting pool opening section (41c) are located fire-fighting pool (5), horizontal connection section (41b) connect clean water pool opening section (41a) and fire-fighting pool opening section (41c), horizontal connection section (41b) highly be higher than clean water pool opening section (41a) and fire-fighting pool opening section (41c), and horizontal connection section (41b) flushes with the minimum water level of guarding of fire-fighting water pond (5), horizontal connection section (41b) on seted up the siphon and destroyed the hole, when the rainwater utilized the water level of clean water pond (4) and fire-fighting water pond (5) to be less than minimum water level of guarding, the siphon destroys the hole and exposes in the air, destroys the siphon ability of balanced communicating pipe (41).
2. The building fire hose system according to claim 1, wherein: the fire-fighting water tank (5) is connected with a municipal tap water pipe (51), a water level warning floating ball (52) is placed in the fire-fighting water tank (5), the water level warning floating ball (52) is in transmission connection with the municipal tap water pipe (51), when the water level of the fire-fighting water tank is lower than the lowest warning water level, the water level warning floating ball (52) pulls a switch of the municipal tap water pipe (51), and the municipal tap water pipe (51) supplies water to the fire-fighting water tank (5).
3. The building fire hose system according to claim 2, wherein: the water quality monitoring device is characterized in that a water quality monitor is installed in the fire pool (5), and the water quality monitor is used for detecting the water quality in the fire pool (5).
4. The building fire hose system according to claim 3, wherein: rainwater abandon flow pipe (13) on install first control valve (61), install second control valve (62) on second lifting pipeline (22), install third control valve (63) on rainwater utilization moisturizing pipe (31), install fourth control valve (64) on fire control pond moisturizing pipe (32), install fifth control valve (65) on balanced communicating pipe (41), install sixth control valve (66) on wet return (33), first control valve (61), second control valve (62), third control valve (63), fourth control valve (64), fifth control valve (65) and sixth control valve (66) homoenergetic switch rather than corresponding pipeline, building fire control water tank system still includes control system, first control valve (61), second control valve (62), third control valve (63), fourth control valve (64), fifth control valve (65), And the sixth control valve (66), the first lifting motor (15), the second lifting motor (24), the sludge pump (23), the clear water pump (34) and the water return pump (35) are all connected with the control system and are controlled by the control system to be opened and closed and operated.
5. The building fire hose system according to claim 4, wherein: the control system is a PLC.
6. The building fire hose system according to claim 5, wherein: the rainwater is connected with the greening irrigation equipment by a clean water tank (4) through a booster pump (42).
7. The building fire hose system according to claim 6, wherein: the bottom of the rainwater reservoir (2) is an inclined plane, the mud pipe (21) is positioned at the low end of the bottom of the rainwater reservoir (2), and the second lifting pipeline (22) is positioned at the high end of the bottom of the rainwater reservoir (2).
8. The method of using a fire pond system for buildings as claimed in claim 6 wherein: the method comprises the following steps: step a, rainwater distribution: after rainwater enters the rainwater overflow and drainage well (1) through the rainwater inlet pipe (11), redundant rainwater flows out through the rainwater drainage pipe (13) of the rainwater overflow pipe (12), the rest rainwater enters the rainwater reservoir (2) through the first lifting pipeline (14), the rainwater in the rainwater reservoir (2) is primarily precipitated, the sludge at the lower layer is discharged through the sludge discharge pump (23), the rest part enters the water purifier (3) through a second lifting pipeline (22), a second control valve (62), a third control valve (63), a fourth control valve (64) and a fifth control valve (65) are opened, a sixth control valve (66) is closed, the water purifier (3) purifies the rainwater, water is simultaneously injected into the rainwater utilization clean water pool (4) and the fire pool (5) through a rainwater utilization water supplementing pipe (31) and a fire pool water supplementing pipe (32) respectively, so that the rainwater utilization clean water pool (4) and the fire pool (5) can simultaneously obtain water quantity supplement; the balance communicating pipe (41) is communicated with the rainwater utilization clean water tank (4) and the fire pool (5), so that when the water level of the fire pool (5) is higher than the lowest warning water level by the rainwater utilization clean water tank (4), the water in the fire pool (5) can be obtained by the balance communicating pipe (41);
step b, water retention step of the fire pool (5): when the water level of the fire pool (5) is at the lowest warning water level, the siphon breaking holes of the balance communicating pipe (41) are exposed in the air, the siphon capability of the balance communicating pipe (41) is broken, at the moment, the water level of the rainwater utilization clean water tank (4) is lower than that of the fire pool (5), and the water in the fire pool (5) cannot flow to the rainwater utilization clean water tank (4), so that the water in the fire pool (5) is not occupied;
step c, water quality purification of the fire pool (5): when the water quality monitor detects that the water quality in the fire pool (5) is lower than a threshold value, an instruction is sent to the control system, the control system controls to close the second control valve (62) and the third control valve (63), open the fourth control valve (64) and the sixth control valve (66), open the water return pump (35) and the clean water pump (34), the water return pump (35) pumps water in the fire pool (5) into the water quality purifier (3) for purification, the purified water flows back to the fire pool (5) through the fire pool water supply pipe (32), when the water quality in the fire pool (5) meets the requirement, the water quality monitor sends the instruction to the control system, close the sixth control valve (66) and the water return pump (35), and open the second control valve (62) and the third control valve (63).
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