CN110173023B - Three-tank pressure-stabilizing compensation non-negative pressure water supply equipment - Google Patents
Three-tank pressure-stabilizing compensation non-negative pressure water supply equipment Download PDFInfo
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- CN110173023B CN110173023B CN201910550538.2A CN201910550538A CN110173023B CN 110173023 B CN110173023 B CN 110173023B CN 201910550538 A CN201910550538 A CN 201910550538A CN 110173023 B CN110173023 B CN 110173023B
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- collecting pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 224
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 30
- 238000004146 energy storage Methods 0.000 claims abstract description 19
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 14
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 6
- 238000004134 energy conservation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/075—Arrangement of devices for control of pressure or flow rate
-
- 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
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structural Engineering (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Abstract
The invention discloses a three-tank pressure stabilizing compensation non-negative pressure water supply device, which belongs to the technical field of water supply devices and comprises: the water inlet collecting pipe, the water outlet collecting pipe, the high-pressure tank body, the constant-pressure tank body, the pressurizing pump group, the energy storage pump, the ultrahigh-pressure tank body, the two-way compensation unit includes again: the system comprises a first electromagnetic pressure reducing valve, a second electromagnetic pressure reducing valve, an electric valve and a first pressure transmitter; a second pressure transmitter, a control unit. The beneficial effects of the technical scheme are as follows: through the cooperation of the high-pressure tank body, the ultrahigh-pressure tank body and the bidirectional compensation unit, the night small-flow pressure maintaining capacity is improved, the starting and stopping times of the water pump in the small-flow water supply time period and the low-working-condition running time are reduced, and the service life of the water pump is prolonged. In addition, through increasing the quantity of the tank bodies and the volume of the ultrahigh pressure tank bodies, the instantaneous compensation capability of the water supply equipment to the water pipe pressure during the operation of the water supply equipment is improved, and the influence on municipal pipe network is reduced.
Description
Technical Field
The invention relates to the technical field of water supply equipment, in particular to three-tank pressure-stabilizing compensation non-negative pressure water supply equipment.
Background
With the continuous development of water supply technology, non-negative pressure water supply equipment is widely accepted, wherein the tank type non-negative pressure water supply equipment is most widely applied to the market, but in the prior art, the tank type non-negative pressure water supply equipment has the defects of excessively high energy consumption and frequent start and stop of a water pump during small-flow water supply, and in a small-flow water supply time period such as night, the equipment still needs a main pump to run at low frequency so as to meet the water demand of a user side, so that the main pump works under a long-time low working condition and is frequently started and stopped, the service life of the water pump is reduced, the failure rate of the water supply equipment is increased, the energy consumption of the water supply equipment is increased, and the energy conservation and emission reduction target is not facilitated.
Disclosure of Invention
According to the problems in the prior art, the three-tank pressure-stabilizing compensation non-negative pressure water supply device is provided, and the water supply device improves the night small-flow pressure maintaining capacity through the mutual matching of the arranged high-pressure tank body, the ultra-high-pressure tank body and the bidirectional compensation unit, and greatly reduces the starting and stopping times of the water pump and the low-working-condition running time in the small-flow water supply time period, so that the service life of the water pump is effectively prolonged, the failure rate of the water supply device is reduced, the energy consumption of the water supply device is reduced, and the effects of energy conservation and emission reduction are realized. In addition, through increasing the quantity of the tank bodies in the water supply equipment and increasing the volume of the ultra-high pressure tank bodies, the instantaneous compensation capability of the water supply equipment to the water pipe pressure during the operation of the water supply equipment is effectively improved, and the influence of the water supply equipment to a municipal pipe network is effectively reduced.
The technical scheme specifically comprises the following steps:
a three-tank pressure stabilizing compensation non-negative pressure water supply device, comprising:
The water inlet collecting pipe is used for being connected to a water supply network;
the water outlet collecting pipe is used for accessing a user pipe network;
The high-pressure tank body is used for storing a high-pressure water source;
The constant-pressure tank body is connected with the water inlet collecting pipe and is used for storing incoming water of the water supply network;
The two ends of the pressurizing pump set are respectively connected with the constant-pressure tank body and the water outlet collecting pipe, and are used for pressurizing water in the constant-pressure tank body and conveying the pressurized water to the water outlet collecting pipe;
the energy storage pump is connected with the water outlet collecting pipe and used for pressurizing water in the water outlet collecting pipe;
the ultrahigh pressure tank body is connected with the energy storage pump and used for storing an ultrahigh pressure water source after the energy storage pump is pressurized;
The bidirectional compensation unit is connected with the ultrahigh pressure tank body, the high pressure tank body, the constant pressure tank body and the water outlet collecting pipe and is used for stabilizing the water outlet pressure of the water outlet collecting pipe and compensating the water consumption difference when the water consumption is high;
The bi-directional compensation unit further comprises:
the first electromagnetic pressure reducing valve is positioned on a connecting pipeline of the bidirectional compensation unit and the ultrahigh pressure tank body and is used for reducing pressure of pressurized water in the ultrahigh pressure tank body;
the second electromagnetic pressure reducing valve is positioned on a connecting pipeline of the bidirectional compensation unit and the constant pressure tank body and is used for reducing the pressure of the pressure water in the high pressure tank body;
The electric valve is positioned on a connecting pipeline of the bidirectional compensation unit and the water outlet collecting pipe and is used for realizing the connection and disconnection of the bidirectional compensation unit and the water outlet collecting pipe;
the first pressure transmitter is used for converting a pressure signal of water in the pipeline into an electric signal;
The second pressure transmitter is respectively positioned on the water inlet collecting pipe and the water outlet collecting pipe and is used for converting pressure signals of water in the pipeline into electric signals;
and the control unit is electrically connected with the bidirectional compensation unit, the pressurizing pump group, the energy storage pump and the second pressure transmitter and used for controlling the work of the water supply equipment.
Preferably, the energy storage pump is an end suction pump.
Preferably, the first solenoid valve, the second solenoid valve and the electrically operated valve are connected to each other by a pipe.
Preferably, the two first pressure transmitters are respectively located on the connecting pipeline of the bidirectional compensation unit and the high-pressure tank body and the connecting pipeline of the second electromagnetic valve and the ultrahigh-pressure tank body.
Preferably, the pressurizing pump set is a double centrifugal pump structure, and centrifugal pumps in the double centrifugal pump structure are arranged side by side left and right, and a certain distance is reserved between the pumps.
Preferably, the pressurizing pump set is a variable-frequency speed regulating pump set.
Preferably, the water supply device further comprises a base fixedly connected to the ground, and the base is used for fixing the water supply device to the ground.
Preferably, the base is made of stainless steel.
Preferably, the pressurizing pump set further comprises corresponding pipeline and valve accessories.
Preferably, the pipeline and the valve accessories are made of stainless steel.
The beneficial effects of the technical scheme are as follows: the utility model provides a three jar of body steady voltage compensation does not have negative pressure water supply equipment, this kind of water supply equipment is through the high pressure jar body that sets up, the ultra-high pressure jar body and the cooperation of two-way compensation unit each other, has improved night low discharge pressure retaining ability, the time that the water pump was started in the low discharge water supply time quantum and the time of low operating mode operation have significantly reduced to effectively prolonged the life of water pump, reduced water supply equipment's fault rate, reduced water supply equipment's energy consumption simultaneously, realized energy saving and emission reduction's effect. In addition, through increasing the quantity of the tank bodies in the water supply equipment and increasing the volume of the ultra-high pressure tank bodies, the instantaneous compensation capability of the water supply equipment to the water pipe pressure during the operation of the water supply equipment is effectively improved, and the influence of the water supply equipment to a municipal pipe network is effectively reduced.
Drawings
FIG. 1 is a schematic diagram of a three-tank regulated compensated non-negative pressure water supply apparatus according to a preferred embodiment of the present invention;
FIG. 2 is a schematic diagram of a three-tank regulated compensated non-negative pressure water supply device according to another view angle in accordance with the preferred embodiment of the present invention;
In the above description, reference numerals denote descriptions:
The device comprises a water inlet collecting pipe (1), a water outlet collecting pipe (2), a high-pressure tank body (3), a constant-pressure tank body (4), a pressurizing pump group (5), an energy storage pump (6), an ultrahigh-pressure tank body (7), a bidirectional compensation unit (8), a first electromagnetic pressure reducing valve (80), a second electromagnetic pressure reducing valve (81), an electric valve (82), a first pressure transmitter (83), a second pressure transmitter (9) and a base (10).
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
The invention is further described below with reference to the drawings and specific examples, which are not intended to be limiting.
A three-tank pressure stabilizing compensation non-negative pressure water supply device, comprising:
A water inlet collecting pipe 1 for accessing a water supply network;
The water outlet collecting pipe 2 is used for accessing a user pipe network;
the high-pressure tank 3 is used for storing a high-pressure water source;
The constant-pressure tank body 4 is connected with the water inlet collecting pipe 1 and is used for storing the incoming water of the water supply network;
the two ends of the pressurizing pump set 5 are respectively connected with the constant-pressure tank body 4 and the water outlet collecting pipe 2, and are used for pressurizing water in the constant-pressure tank body 4 and conveying the pressurized water to the water outlet collecting pipe 2;
the energy storage pump 6 is connected with the water outlet collecting pipe 2 and is used for pressurizing water in the water outlet collecting pipe 2;
the ultrahigh pressure tank 7 is connected with the energy storage pump 6 and is used for storing an ultrahigh pressure water source pressurized by the energy storage pump;
the bidirectional compensation unit 8 is connected with the ultrahigh pressure tank 7, the high pressure tank 3, the constant pressure tank 4 and the water outlet header pipe 2 and is used for stabilizing the water outlet pressure of the water outlet header pipe and compensating the water consumption at the time of water consumption peak;
The bi-directional compensation unit 8 in turn comprises:
the first electromagnetic pressure reducing valve 80 is positioned on a connecting pipeline of the bidirectional compensation unit 8 and the ultrahigh pressure tank 7 and is used for reducing the pressure of the pressurized water in the ultrahigh pressure tank;
The second electromagnetic pressure reducing valve 81 is positioned on a connecting pipeline of the bidirectional compensation unit 8 and the constant pressure tank body 4 and is used for reducing the pressure of the pressure water in the high pressure tank body;
The electric valve 82 is positioned on a connecting pipeline of the bidirectional compensation unit 8 and the water outlet collecting pipe 2 and is used for realizing the connection and disconnection of the bidirectional compensation unit and the water outlet collecting pipe;
a first pressure transmitter 83 for converting a pressure signal of the water in the pipe into an electrical signal;
the second pressure transmitter 9 is respectively arranged on the water inlet collecting pipe 1 and the water outlet collecting pipe 2 and is used for converting pressure signals of water in the pipeline into electric signals;
And the control unit is electrically connected with the bidirectional compensation unit 8, the pressurizing pump set 5, the energy storage pump 6 and the second pressure transmitter 9 and is used for controlling the operation of the water supply equipment.
In a specific embodiment of the invention, the water supply device is connected to a municipal pipe network of tap water through a water inlet header pipe 1, water is supplied to a user side through a water outlet header pipe 2, when the pressure of the water supplied by the municipal pipe network is sufficient, the water of the municipal pipe network enters a constant-pressure tank body 4 through the water inlet header pipe 1 and then flows to the water outlet header pipe 2 through a pressurizing pump set 5, so that water is supplied to the user side, meanwhile, a part of pressurized water flows to a bidirectional compensation unit 8 through a connecting pipeline of the water outlet header pipe 2 and the bidirectional compensation unit 8, the bidirectional compensation unit 8 is connected with a high-pressure tank body 3, and the part of pressurized water flows into the high-pressure tank body 3 through the bidirectional compensation unit 8 for storage. Meanwhile, the other part of the pressurized water in the water outlet header pipe 2 flows into the energy storage pump 6 through a connecting pipeline, and the energy storage pump 6 pressurizes the part of the pressurized water and then sends the pressurized water into the ultra-high pressure tank 7 connected with the pressurized water for storage.
When the municipal pipe network enters the water peak period and the water supply quantity is insufficient, the water supply pressure of the municipal pipe network tends to the municipal minimum service pressure, and at the moment, in order to ensure that the municipal pipe network pressure is always maintained above the minimum service pressure, the water demand of a user side can be met maximally, the ultrahigh pressure water stored in the ultrahigh pressure tank 7 and the high pressure water stored in the high pressure tank 3 are simultaneously compensated into the constant pressure tank 4 through the first electromagnetic pressure reducing valve 80, the second electromagnetic pressure reducing valve 81 and the connecting pipeline in the bidirectional compensation unit 8, so that the difference of the water consumption in the municipal pipe network in the water peak period is compensated.
When municipal pipe network enters the period of less water consumption such as night, the ultrahigh pressure water stored in the ultrahigh pressure tank 7 and the high pressure water stored in the high pressure tank 3 are directly compensated to the water outlet header pipe 2 through the first electromagnetic pressure reducing valve 80, the electric valve 82 and the connecting pipeline in the bidirectional compensation unit 8, and the low-flow pressure maintaining water supply is carried out on the user side, so that the starting and stopping times of the pressurizing pump set 5 and the time for continuous work under the low working condition can be greatly reduced, the safety and stability of the water supply equipment are obviously improved, and the failure rate of the equipment is reduced.
In the preferred embodiment of the invention, the accumulator pump 6 is an end suction pump.
In a specific embodiment of the present invention, the size of the pump body can be effectively reduced by adopting the end suction pump structure for the energy storage pump 6, so that the structure of the whole water supply device is more compact, and the installation of the device is facilitated.
In the preferred embodiment of the present invention, the first solenoid valve 80, the second solenoid valve 81, and the electrically operated valve 82 are connected to each other by pipes.
In the preferred embodiment of the present invention, there are two first pressure transmitters 83 respectively located on the connecting pipe of the bi-directional compensation unit 8 and the high pressure tank 3 and on the connecting pipe of the first electromagnetic pressure reducing valve 80 and the ultra-high pressure tank 7.
In a specific embodiment of the present invention, the first pressure transmitter 83 monitors the water pressure at the connection point of the ultra-high pressure tank 7 and the bi-directional compensation unit 8 and the water pressure at the connection point of the high pressure tank 3 and the bi-directional compensation unit 8, and transmits the monitoring signal to the control unit in the form of an electrical signal, and the control unit controls the operation of the bi-directional compensation unit 8 according to the transmitted electrical signal, so that the bi-directional compensation unit 8 can adjust the operation of the water supply device according to the current water consumption condition.
In the preferred embodiment of the present invention, the pressurizing pump set 5 is a dual centrifugal pump structure, in which the centrifugal pumps are arranged side by side, and the pumps are spaced apart by a certain distance.
In a specific embodiment of the present invention, the pressurizing pump set 5 adopts a dual centrifugal pump structure, each pump body may include 2 to 3 centrifugal pumps, and the centrifugal pumps are arranged side by side, and at the same time, reasonable intervals are provided between the pumps, so as to avoid mutual interference between the pumps, and at the same time, the pumps may be configured in a mode of matching the big pump and the small pump, so as to adapt to the operation requirements of the water supply device on different working conditions, and achieve the effects of energy saving and emission reduction.
In a preferred embodiment of the present invention, the pressurizing pump set is a variable frequency speed pump set.
In a specific embodiment of the invention, the variable-frequency speed regulation pump set can be effectively adapted to various working conditions encountered by water supply equipment in the water supply process, so that the energy consumption of the water supply equipment is reduced, and the effects of energy conservation and emission reduction are achieved.
In the preferred embodiment of the present invention, the water supply apparatus further comprises a base 10 fixedly connected to the ground.
In one embodiment of the present invention, the relevant components of the water supply apparatus are mounted on the base 10, and the base 10 is fixedly connected to the ground by bolts, so that the entire water supply apparatus is firmly fixed to the ground.
In the preferred embodiment of the present invention, the base 10 is made of stainless steel.
In one embodiment of the present invention, the base 10 is made of stainless steel, so as to cope with the wet working environment of the water supply device, so that the base 10 has a corrosion-resistant effect, the firmness of the base is increased, and the potential safety hazard of the water supply device is reduced.
In the preferred embodiment of the invention, the pressurizing pump set 5 also comprises corresponding plumbing and valve fittings.
In a preferred embodiment of the present invention, the tubing and valve attachment is stainless steel.
In one embodiment of the present invention, the stainless steel materials are used for the pipes and the valve accessories in the pressurizing pump set 5, so as to avoid secondary pollution of water quality, and thus clean and fresh water quality is provided for the user side.
The beneficial effects of the technical scheme are as follows: the utility model provides a three jar of body steady voltage compensation does not have negative pressure water supply equipment, this kind of water supply equipment is through the high pressure jar body that sets up, the ultra-high pressure jar body and the cooperation of two-way compensation unit each other, has improved night low discharge pressure retaining ability, the time that the water pump was started in the low discharge water supply time quantum and the time of low operating mode operation have significantly reduced to effectively prolonged the life of water pump, reduced water supply equipment's fault rate, reduced water supply equipment's energy consumption simultaneously, realized energy saving and emission reduction's effect. In addition, through increasing the quantity of the tank bodies in the water supply equipment and increasing the volume of the ultra-high pressure tank bodies, the instantaneous compensation capability of the water supply equipment to the water pipe pressure during the operation of the water supply equipment is effectively improved, and the influence of the water supply equipment to a municipal pipe network is effectively reduced.
The foregoing description is only illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present invention, and are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a three jar body steady voltage compensation does not have negative pressure water supply equipment which characterized in that includes:
The water inlet collecting pipe is used for being connected to a water supply network;
the water outlet collecting pipe is used for accessing a user pipe network;
The high-pressure tank body is used for storing a high-pressure water source;
The constant-pressure tank body is connected with the water inlet collecting pipe and is used for storing incoming water of the water supply network;
The two ends of the pressurizing pump set are respectively connected with the constant-pressure tank body and the water outlet collecting pipe, and are used for pressurizing water in the constant-pressure tank body and conveying the pressurized water to the water outlet collecting pipe;
the energy storage pump is connected with the water outlet collecting pipe and used for pressurizing water in the water outlet collecting pipe;
the ultrahigh pressure tank body is connected with the energy storage pump and used for storing an ultrahigh pressure water source after the energy storage pump is pressurized;
The bidirectional compensation unit is connected with the ultrahigh pressure tank body, the high pressure tank body, the constant pressure tank body and the water outlet collecting pipe and is used for stabilizing the water outlet pressure of the water outlet collecting pipe and compensating the water consumption difference when the water consumption is high;
The bi-directional compensation unit further comprises:
the first electromagnetic pressure reducing valve is positioned on a connecting pipeline of the bidirectional compensation unit and the ultrahigh pressure tank body and is used for reducing pressure of pressurized water in the ultrahigh pressure tank body;
the second electromagnetic pressure reducing valve is positioned on a connecting pipeline of the bidirectional compensation unit and the constant pressure tank body and is used for reducing the pressure of the pressure water in the high pressure tank body;
The electric valve is positioned on a connecting pipeline of the bidirectional compensation unit and the water outlet collecting pipe and is used for realizing the connection and disconnection of the bidirectional compensation unit and the water outlet collecting pipe;
The first pressure transmitter is used for converting a pressure signal of water in the pipeline into an electric signal; the second pressure transmitter is respectively positioned on the water inlet collecting pipe and the water outlet collecting pipe and is used for converting pressure signals of water in the pipeline into electric signals;
the control unit is electrically connected with the bidirectional compensation unit, the pressurizing pump group, the energy storage pump and the second pressure transmitter and is used for controlling the work of the water supply equipment;
When the municipal pipe network enters a water peak period and the water supply quantity is insufficient, the ultrahigh pressure water stored in the ultrahigh pressure tank body and the high pressure water stored in the high pressure tank body are simultaneously compensated into the constant pressure tank body through a first electromagnetic pressure reducing valve, a second electromagnetic pressure reducing valve and a connecting pipeline in the bidirectional compensation unit, so that the difference of water consumption in the municipal pipe network in the water peak period is compensated;
When municipal pipe network gets into the less period of water consumption, this moment the super high pressure water of storage in the super high pressure tank body with the high pressure water of storage in the high pressure tank body passes through first electromagnetic relief valve, motorised valve and the connecting tube in the two-way compensation unit direct compensation arrives in the play water collecting main, carry out low discharge pressurize water supply to the user side.
2. The three-tank pressure stabilizing compensating non-negative pressure water supply equipment of claim 1, wherein the energy storage pump is an end suction pump.
3. The three-tank pressure-stabilizing compensating non-negative pressure water supply device according to claim 1, wherein the first electromagnetic pressure reducing valve, the second electromagnetic pressure reducing valve, and the electric valve are connected to each other by a pipe.
4. The three-tank pressure stabilizing compensation non-negative pressure water supply device according to claim 1, wherein the number of the first pressure transmitters is two, and the first pressure transmitters are respectively positioned on a connecting pipeline of the bidirectional compensation unit and the high-pressure tank and a connecting pipeline of the first electromagnetic pressure reducing valve and the ultrahigh-pressure tank.
5. The three-tank pressure stabilizing compensation non-negative pressure water supply device according to claim 1, wherein the pressurizing pump set is of a double centrifugal pump structure, and centrifugal pumps in the double centrifugal pump structure are arranged side by side left and right, and a certain distance is reserved between the pumps.
6. The three-tank pressure stabilizing compensation non-negative pressure water supply device according to claim 1, wherein the pressurizing pump set is a variable-frequency speed regulating pump set.
7. The three-tank pressure stabilizing compensating non-negative pressure water supply device according to claim 1, further comprising a base fixedly connected to the ground for fixing the water supply device to the ground.
8. The three-tank pressure stabilizing compensating non-negative pressure water supply equipment of claim 7, wherein the base is made of stainless steel.
9. The three-tank pressure stabilizing compensating non-negative pressure water supply apparatus according to claim 1, wherein said pressurizing pump set further comprises corresponding piping and valve attachments.
10. The three-tank pressure stabilizing compensating non-negative pressure water supply equipment as claimed in claim 9, wherein the pipeline and the valve accessories are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910550538.2A CN110173023B (en) | 2019-06-24 | 2019-06-24 | Three-tank pressure-stabilizing compensation non-negative pressure water supply equipment |
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|---|---|---|---|
| CN201910550538.2A CN110173023B (en) | 2019-06-24 | 2019-06-24 | Three-tank pressure-stabilizing compensation non-negative pressure water supply equipment |
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| CN110173023A CN110173023A (en) | 2019-08-27 |
| CN110173023B true CN110173023B (en) | 2024-07-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110924477A (en) * | 2019-12-06 | 2020-03-27 | 湖南华振供水设备有限公司 | Full frequency conversion intelligent compensation type pressure-superposed water supply equipment |
| CN111236364A (en) * | 2020-01-16 | 2020-06-05 | 辽宁中霖供水科技有限公司 | Voltage stabilization compensation equipment |
| CN114775733A (en) * | 2022-04-28 | 2022-07-22 | 浙江南源智慧水务有限公司 | Multi-cavity numerical control intelligent water supply equipment |
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