CN212956732U - Intelligent compensation water supply system - Google Patents
Intelligent compensation water supply system Download PDFInfo
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- CN212956732U CN212956732U CN202021485098.1U CN202021485098U CN212956732U CN 212956732 U CN212956732 U CN 212956732U CN 202021485098 U CN202021485098 U CN 202021485098U CN 212956732 U CN212956732 U CN 212956732U
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Abstract
The utility model relates to an intelligent compensation water supply system, which comprises a water inlet pipe, a steady flow tank, a first water pump, a second water pump, a water outlet pipe, a three-way reversing valve, a high-pressure compensation tank and a control device; the water inlet pipe is provided with an inlet pressure sensor, the water outlet pipe is provided with an outlet pressure sensor, a capsule is contained in the high-pressure compensation tank, the high-pressure compensation tank is provided with a multifunctional device, the high-pressure compensation tank is connected with the multifunctional device through a pipeline, the three-way reversing valve is connected with the high-pressure compensation tank through a second pipeline, the three-way reversing valve is connected with the flow stabilization tank through a first pipeline, the three-way reversing valve is connected with the water outlet pipe through a bypass pipe, and the control device is connected with and monitors the three-way reversing valve, the multifunctional device, the inlet pressure sensor and the outlet pressure sensor. The utility model discloses water supply system's reliability has effectively been improved.
Description
Technical Field
The utility model relates to a secondary water supply equipment's technical field especially relates to an intelligence compensation water supply system.
Background
The secondary water supply system generally comprises a complete set of water supply device consisting of at least two water pumps, is a secondary pressurizing water supply system which is directly connected with a municipal water supply network and is connected in series on the basis of the residual pressure of the municipal pipe network to be superposed with water supply to ensure that the pressure of the municipal pipe network is not less than the set protection pressure, fully utilizes the pressure of the pipe network, is closed, stops secondary pollution of water quality and is a novel secondary water supply system designed for the water supply of high-rise buildings. Most of the existing secondary water supply systems are not optimized through the system, the overall efficiency is low, and on the other hand, the air pressure tank configured by the secondary water supply system is not subjected to state monitoring and signal feedback, whether the air pressure tank leaks air or not, and whether the air pressure in the air pressure tank meets the application requirements or not is difficult to know. The air pressure tank is frequently started after air leakage, so that the fault rate of the secondary water supply system is improved, the service life is shortened, the current secondary water supply system product hardly meets the requirement of continuous improvement of the market, and more energy-saving and environment-friendly high-reliability secondary water supply equipment is developed according to urgent needs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an intelligence compensation water supply system is provided, water supply system's efficiency can be promoted, intelligence compensation water supply system's reliability is improved.
The utility model provides a technical scheme that its technical problem adopted is: the intelligent compensation water supply system comprises a water inlet pipe, a flow stabilizing tank, a first water pump, a second water pump, a water outlet pipe, a three-way reversing valve, a high-pressure compensation tank and a control device; the water inlet pipe is provided with an inlet pressure sensor, the water outlet pipe is provided with an outlet pressure sensor, a capsule is contained in the high-pressure compensation tank, the high-pressure compensation tank is provided with a multifunctional device, the high-pressure compensation tank is connected with the multifunctional device through a pipeline, the three-way reversing valve is connected with the high-pressure compensation tank through a second pipeline, the three-way reversing valve is connected with the flow stabilization tank through a first pipeline, the three-way reversing valve is connected with the water outlet pipe through a bypass pipe, and the control device is connected with and monitors the three-way reversing valve, the multifunctional device, the inlet pressure sensor and the outlet pressure sensor.
The inlet of the first water pump is provided with a first stop valve, and the outlet of the first water pump is provided with a first check valve and a second stop valve; and a third stop valve is arranged at the inlet of the second water pump, and a second check valve and a fourth stop valve are arranged at the outlet of the second water pump.
The first water pump and the second water pump are frequency conversion water pumps, and are of parallel structures.
The multifunctional device is internally provided with an inflation port and an air pressure sensor, and the air pressure sensor is used for detecting high-pressure gas in the high-pressure compensation tank.
And the high-pressure compensation tank is pre-filled with high-pressure gas.
Advantageous effects
Since the technical scheme is used, compared with the prior art, the utility model, have following advantage and positive effect: the variable frequency water pump provided by the utility model can adjust the rotating speed according to the actual situation, reduce the energy consumption of the water supply system, stabilize the water outlet pressure of the water supply system through the high-pressure compensation tank in the normal water supply period through the three-way reversing valve, reduce the starting frequency of the water pump and ensure the service life of the water pump; the capsule in the high pressure compensation jar can also in time supply water for the stationary flow jar at the peak period of supplying water, improves intelligent compensation water supply system's reliability, and the atmospheric pressure sensor through the multi-functional device is built-in monitors the state of high pressure compensation jar in real time, guarantees that high pressure compensation jar normally works, has better practicality.
Drawings
Fig. 1 is a schematic diagram of an embodiment of the present invention.
The figure is as follows: 1. the water inlet pipe, 2, stationary flow jar, 3, first stop valve, 4, first water pump, 5, first check valve, 6, second stop valve, 7, third stop valve, 8, second water pump, 9, second check valve, 10, fourth stop valve, 11, outlet pipe, 12, bypass pipe, 13, tee bend switching-over valve, 14, second pipeline, 15, first pipeline, 16, high pressure compensating tank, 17, capsule, 18, multi-functional device, 19, entry pressure sensor, 20, export pressure sensor, 21, controlling means.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
The utility model discloses an embodiment relates to an intelligence compensation water supply system, as shown in FIG. 1, for the utility model discloses the principle schematic diagram of embodiment, including inlet tube 1, stationary flow jar 2, first stop valve 3, first water pump 4, first check valve 5, second stop valve 6, third stop valve 7, second water pump 8, second check valve 9, fourth stop valve 10, outlet pipe 11, bypass pipe 12, three-way reversing valve 13, second pipeline 14, first pipeline 15, high pressure compensation jar 16, capsule 17, multi-functional device 18, entry pressure sensor 19, export pressure sensor 20 and controlling means 21.
Further, an inlet pressure sensor 19 is arranged on the water inlet pipe 1, an outlet pressure sensor 20 is arranged on the water outlet pipe 11, a capsule 17 is contained in the high-pressure compensation tank 16, a multifunctional device 18 is arranged on the high-pressure compensation tank 16, an inflation port and a gas pressure sensor are arranged in the multifunctional device 18, the high-pressure compensation tank 16 is connected with the multifunctional device 18 through a pipeline, the three-way reversing valve 13 is connected with the high-pressure compensation tank 16 through a second pipeline 14, the three-way reversing valve 13 is connected with the flow stabilization tank 2 through a first pipeline 15, the three-way reversing valve 13 is connected with the water outlet pipe 11 through a bypass pipe 12, and the control device 21 is connected with and monitors the three-way reversing valve 13, the multifunctional device 18, the inlet pressure sensor 19 and the outlet pressure sensor 20.
Further, the high pressure compensation tank 16 is pre-filled with high pressure gas, the air pressure sensor built in the multifunctional device 18 is used for detecting the high pressure gas in the high pressure compensation tank 16, when the air pressure is lower than a preset air pressure value, the control device 21 sends a control signal to the monitoring system to inform nearby service personnel to check the state of the inflation port, and if the inflation port leaks, the inflation port is repaired and the air pressure is supplemented to the high pressure compensation tank 16, so that the air pressure reaches the preset air pressure value of the high pressure compensation tank 16 within an allowable tolerance range.
Further, the three-way reversing valve 13 is communicated with the high-pressure compensation tank 16, the flow stabilization tank 2 and the water outlet pipe 11, and the three-way reversing valve 13 is used for communicating the high-pressure compensation tank 16 with the flow stabilization tank 2 through the second pipeline 14 and the first pipeline 15 or communicating the high-pressure compensation tank 16 with the water outlet pipe 11 through the second pipeline 14 and the bypass pipe 12 according to actual conditions.
Furthermore, the number of the water pumps in the intelligent compensation water supply system is at least two, the number of the water pumps in the embodiment is two, the first water pump 4 and the second water pump 8 are variable frequency water pumps, and the first water pump 4 and the second water pump 8 are in a parallel connection structure; a first stop valve 3 is arranged at the inlet of the first water pump 4, and a first check valve 5 and a second stop valve 6 are arranged at the outlet of the first water pump 4; the inlet of the second water pump 8 is provided with a third stop valve 7, and the outlet of the second water pump 8 is provided with a second check valve 9 and a fourth stop valve 10.
Further, the control device 21 determines a water supply peak time, a normal water supply time and a water supply valley time according to the detected water pressure value of the inlet pressure sensor 19, and the three-way directional valve 13 needs to be adjusted differently in the three different states of the water supply time, which is as follows:
(I) when the water pressure value that entry pressure sensor 19 detected is less than municipal pipe network water supply pressure value, show that municipal pipe network water supply is not enough, is being in the high peak period of water supply this moment, intelligence compensation water supply system will cause the suction phenomenon to the water supply network, for preventing that intelligence compensation water supply system from causing adverse effect to the water supply network, then controlling means 21 control tee bend switching-over valve 13 breaks off the intercommunication of outlet pipe 11 and high pressure compensation jar 16, and switches on high pressure compensation jar 16 and stationary flow jar 2 for with water in the capsule 17 is supplied to in the stationary flow jar 2, slowly reduces the water supply shortage condition.
And (II) when the water pump is in a normal water supply period, the three-way reversing valve 13 conducts the high-pressure compensation tank 16 and the water outlet pipe 11, and is used for stabilizing water supply pressure through high-pressure gas in the high-pressure compensation tank 16 and preventing the water pump from being frequently started.
And thirdly, when the water pressure value detected by the inlet pressure sensor 19 is greater than the water supply pressure value of the municipal pipe network, the municipal pipe network is sufficient in water supply, and at the moment, the control device 21 controls the three-way reversing valve 13 to disconnect the water outlet pipe 11 from the high-pressure compensation tank 16, conduct the high-pressure compensation tank 16 and the flow stabilization tank 2, and supplement the water in the flow stabilization tank 2 into the capsule 17, so that the water is reversely supplemented to the flow stabilization tank 2 in the water supply peak period.
Further, the control device 21 determines the water supply pressure according to the water pressure value detected by the outlet pressure sensor 20, specifically as follows:
when the water supply pressure value detected by the outlet pressure sensor 20 is smaller than a preset water supply pressure value, that is, at a water consumption peak time, (1) when only one water pump works, the control device 21 increases the rotation speed of the first water pump 4, and if the rotation speed of the first water pump 4 reaches an upper limit value of operation work, but the water outlet pressure value fed back by the outlet pressure sensor 20 still cannot reach the preset water outlet pressure, the second water pump 8 which is not operated yet is started; (2) when the two water pumps work simultaneously, the rotating speeds of the two water pumps are reduced to meet the requirement of the water supply target pressure.
When the water pressure value detected by the outlet pressure sensor 20 is greater than a preset water supply pressure value, that is, in a water use valley period, (1) when the two water pumps work simultaneously, the control device 21 sends a control instruction to reduce the rotation speed of the second water pump 8, and if the rotation speed of the second water pump 8 reaches a lower limit value of operation work, but the water outlet pressure value fed back by the outlet pressure sensor 20 is still greater than a preset water outlet pressure, the operation of the second water pump 8 is stopped, and the rotation speed of the first water pump 4 is reduced; (2) when only one water pump works, the rotating speed of the water pump is reduced to meet the requirement of the water supply target pressure.
In this embodiment, the first stop valve 3, the second stop valve 6, the third stop valve 7 and the fourth stop valve 10 are kept in a normally open state, and when the first water pump 4 and the second water pump 8 need to be replaced or break down and need to be detached for maintenance, the corresponding stop valves are closed to disconnect one of the water pumps from the intelligent compensation water supply system, and the other water pump can still work normally, so that the intelligent compensation water supply system can supply water normally. When the water pump stops operating suddenly or is in the condition that the water supply is stopped at a small flow rate at night, the first check valve 5 and the second check valve 9 are closed to prevent the water hammer phenomenon from occurring, and the reliability of the intelligent compensation water supply system and the water supply network is improved.
Therefore, the utility model provides a frequency conversion water pump can reduce water supply system's energy consumption according to actual conditions adjustment rotational speed, stabilizes water pressure through the high-pressure compensation jar, reduces the start-up frequency of water pump, guarantees the life of water pump, and the capsule in the high-pressure compensation jar can also be given the timely moisturizing of stationary flow jar in the peak period of supplying water, improves intelligent compensation water supply system's reliability.
Claims (5)
1. An intelligent compensation water supply system is characterized by comprising a water inlet pipe (1), a steady flow tank (2), a first water pump (4), a second water pump (8), a water outlet pipe (11), a three-way reversing valve (13), a high-pressure compensation tank (16) and a control device (21); an inlet pressure sensor (19) is arranged on the water inlet pipe (1), an outlet pressure sensor (20) is arranged on the water outlet pipe (11), a capsule (17) is arranged in the high-pressure compensation tank (16), a multifunctional device (18) is arranged on the high-pressure compensation tank (16), the high-pressure compensation tank (16) is connected with the multifunctional device (18) through a pipeline, the three-way reversing valve (13) is connected with the high-pressure compensation tank (16) through a second pipeline (14), the three-way reversing valve (13) is connected with the steady flow tank (2) through a first pipeline (15), the three-way reversing valve (13) is connected with the water outlet pipe (11) through a bypass pipe (12), the control device (21) is connected with and monitors the three-way reversing valve (13), the multifunctional device (18), the inlet pressure sensor (19) and the outlet pressure sensor (20).
2. The intelligent compensated water supply system according to claim 1, characterized in that the inlet of the first water pump (4) is provided with a first shut-off valve (3), and the outlet of the first water pump (4) is provided with a first check valve (5) and a second shut-off valve (6); the inlet of the second water pump (8) is provided with a third stop valve (7), and the outlet of the second water pump (8) is provided with a second check valve (9) and a fourth stop valve (10).
3. The intelligent compensation water supply system according to claim 1, wherein the first water pump (4) and the second water pump (8) are variable frequency water pumps, and the first water pump (4) and the second water pump (8) are in a parallel structure.
4. The intelligent compensated water supply system according to claim 1, wherein the multifunctional device (18) is built-in with an air charging port and an air pressure sensor for detecting high pressure air in the high pressure compensation tank (16).
5. The intelligent compensated water supply system according to claim 1, wherein the high pressure compensation tank (16) is pre-charged with high pressure gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021485098.1U CN212956732U (en) | 2020-07-24 | 2020-07-24 | Intelligent compensation water supply system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021485098.1U CN212956732U (en) | 2020-07-24 | 2020-07-24 | Intelligent compensation water supply system |
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| CN212956732U true CN212956732U (en) | 2021-04-13 |
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| CN202021485098.1U Active CN212956732U (en) | 2020-07-24 | 2020-07-24 | Intelligent compensation water supply system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216326A (en) * | 2021-06-03 | 2021-08-06 | 南京博得利智慧水务有限公司 | Non-negative pressure water supply equipment with night small-flow function and water supply method |
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2020
- 2020-07-24 CN CN202021485098.1U patent/CN212956732U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216326A (en) * | 2021-06-03 | 2021-08-06 | 南京博得利智慧水务有限公司 | Non-negative pressure water supply equipment with night small-flow function and water supply method |
| CN113216326B (en) * | 2021-06-03 | 2022-03-25 | 蓝深集团股份有限公司 | Non-negative pressure water supply equipment with night small-flow function and water supply method |
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