CN211690550U - Frequency-changing constant-pressure water supply controller - Google Patents
Frequency-changing constant-pressure water supply controller Download PDFInfo
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- CN211690550U CN211690550U CN201922373573.XU CN201922373573U CN211690550U CN 211690550 U CN211690550 U CN 211690550U CN 201922373573 U CN201922373573 U CN 201922373573U CN 211690550 U CN211690550 U CN 211690550U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 138
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 230000005611 electricity Effects 0.000 claims description 12
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000009776 industrial production Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a frequency conversion constant voltage water supply controller belongs to water supply control technical field. The utility model discloses a delivery pipe, the surface of delivery pipe is provided with a pressure sensor, there is the water tank at the top of delivery pipe through the pipeline intercommunication, the both sides at water tank top all have first connecting pipe through the pipeline intercommunication, and the top intercommunication of first connecting pipe has the inlet tube, and the top intercommunication of inlet tube has the water pump, and the top intercommunication of water pump has the outlet pipe. The utility model discloses a set up control panel, first pressure sensor, relief valve, second pressure sensor, power frequency conversion module, power frequency contactor and frequency conversion contactor and form a closed-loop control system, can make the automatic maintenance of water pressure in the pipe network in the pressure value within range that has set for in advance, make the controller convenient to use, the controller can satisfy the requirement of user's water supply, can not make the water pump idle running again, causes the waste of electric energy.
Description
Technical Field
The utility model belongs to the technical field of the control that supplies water, specifically be frequency conversion constant voltage water supply controller.
Background
Water is an essential important component of people's life, but in recent years, along with the improvement of people's standard of living, the number of storied buildings is also increasing rapidly, in addition receive the influence of pipeline and water supply facility, make resident's domestic water have the phenomenon that running water pipe network pressure is not enough, especially the high-rise water supply of water supply peak period is outstanding, has brought many puzzlements for people's life.
In order to solve the problem of difficult water use, a high-level water tank is usually fixed on the roof, water is supplied to a user by a certain pressure through the height of the water tank, but the scheme is obviously laggard, the investment is large, the maintenance and the earthquake resistance of a house are not facilitated, after 80 years of the last century, the air pressure water supply gradually replaces the high-level water tank water supply, and the water supply mode still has a plurality of defects.
The main parts of the equipment required by the air pressure water supply are a pressure container, the cost is high, the steel consumption is large, the structure is complex, the power of a water pump is large, the water pump is repeatedly started, the power grid is influenced, the power resource is consumed, the service lives of the water pump and electromagnetic equipment are seriously shortened, particularly, the water pressure change of the air pressure water supply is large, the service lives of a water grid, a valve and a water meter are shortened, the water pipe is burst due to overhigh water pressure, a large amount of water resources are lost, the water supply is insufficient or incapable of supplying water for users due to overlow water pressure, the water supply is more important for industrial production and special purpose water supply, for example, in the industrial production, if the water supply is insufficient or disconnected suddenly, certain adverse effects can be generated on the safety and sanitation of products, for fire extinguishing water sources, the water supply is fatal due to insufficiency, and great potential hazards are caused to the, in the face of these problems, the importance of constant pressure water supply has become apparent, and variable frequency constant pressure water supply controllers have been proposed for this purpose.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a frequency conversion constant voltage water supply controller, utensil controller convenient to use's advantage has solved the inconvenient problem of supplying water.
In order to achieve the above object, the utility model provides a following technical scheme: the variable-frequency constant-pressure water supply controller comprises a water supply pipe, wherein a first pressure sensor is arranged on the surface of the water supply pipe, the top of the water supply pipe is communicated with a water tank through a pipeline, two sides of the top of the water tank are both communicated with first connecting pipes through pipelines, the top of each first connecting pipe is communicated with a water inlet pipe, the top of each water inlet pipe is communicated with a water pump, the top of each water pump is communicated with a water outlet pipe, the surface of each water outlet pipe is respectively provided with a check valve and a stop valve, the other end of each water outlet pipe is communicated with a second connecting pipe, and the surface of each second connecting pipe is;
the input electricity of second pressure sensor is connected with the control panel, the output of control panel is connected with first pressure sensor and relief valve electricity respectively, the output electricity of control panel is connected with power frequency conversion module, power frequency conversion module's output electricity respectively is connected with power frequency contactor and frequency conversion contactor, power frequency contactor and frequency conversion contactor's output electricity are connected with the water pump.
The quantity of inlet tube, water pump, check valve and stop valve is four, the stop valve is located the top of check valve.
The inside fixedly connected with level sensor of water tank, level sensor's input is connected with the control panel electricity.
Preferably, the output end of the control board is electrically connected with a frequency converter frequency control module, and the control board is an MCS-51 singlechip.
Preferably, the output end of the control panel is electrically connected with a frequency converter alarm receiving module, and the water pumps are set to work in turn.
Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses a set up control panel, first pressure sensor, relief valve, second pressure sensor, power frequency conversion module, power frequency contactor and frequency conversion contactor and form a closed-loop control system, can make the automatic maintenance of water pressure in the pipe network in the pressure value within range that has set for in advance, make the controller convenient to use, the controller can satisfy the requirement of user's water supply, can not make the water pump idle running again, causes the waste of electric energy, is favorable to people's use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the structural system of the present invention.
In the figure: 1. a water supply pipe; 2. a water tank; 3. a water inlet pipe; 4. a water pump; 5. a water outlet pipe; 6. a check valve; 7. a stop valve; 8. a second connecting pipe; 9. a pressure relief valve; 10. a liquid level sensor; 11. a control panel; 12. a second pressure sensor; 13. a first pressure sensor; 14. a first connecting pipe; 15. a power frequency contactor; 16. a variable frequency contactor; 17. a power frequency conversion module; 18. a frequency converter frequency control module; 19. and a frequency converter alarm receiving module.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-2, the variable frequency constant pressure water supply controller comprises a water supply pipe 1, a first pressure sensor 13 is arranged on the surface of the water supply pipe 1, the top of the water supply pipe 1 is communicated with a water tank 2 through a pipeline, a liquid level sensor 10 is fixedly connected inside the water tank 2, the input end of the liquid level sensor 10 is electrically connected with a control panel 11, first connecting pipes 14 are respectively communicated with two sides of the top of the water tank 2 through pipelines, the top of the first connecting pipes 14 is communicated with a water inlet pipe 3, a water inlet pipe 3 and a water pump 4, the number of the check valves 6 and the stop valves 7 is four, the stop valves 7 are positioned at the tops of the check valves 6, the top end of the water inlet pipe 3 is communicated with the water pump 4, the top of the water pump 4 is communicated with the water outlet pipe 5, the check valves 6 and the stop valves 7 are respectively arranged on the surfaces of the water outlet pipe 5, the other end of the water outlet pipe 5 is communicated with the second connecting pipe 8, and the surface of the second connecting pipe 8 is respectively provided with the pressure relief valve 9 and the second pressure sensor 12;
the input end of the second pressure sensor 12 is electrically connected with a control board 11, the output end of the control board 11 is electrically connected with a frequency converter frequency control module 18, the control board 11 is an MCS-51 single chip microcomputer, the output end of the control board 11 is electrically connected with a frequency converter alarm receiving module 19, the water pump 4 is set to work in turn, the output end of the control board 11 is respectively electrically connected with the first pressure sensor 13 and the pressure relief valve 9, the output end of the control board 11 is electrically connected with a power frequency conversion module 17, the output end of the power frequency conversion module 17 is respectively electrically connected with a power frequency contactor 15 and a frequency conversion contactor 16, the output ends of the power frequency contactor 15 and the frequency conversion contactor 16 are electrically connected with the water pump 4, and a closed-loop control system is formed by arranging the control board 11, the first pressure sensor 13, the pressure relief, the water pressure in the pipe network can be automatically kept within the preset pressure value range, so that the controller is convenient to use, the controller can meet the requirement of the water supply amount of a user, the water pump 4 cannot idle, the waste of electric energy is caused, the secondary pollution caused by the water tank 2 is avoided, and the use of people is facilitated.
When the water supply system is used, when the water consumption of a user is increased, the water pressure in a pipe network is reduced, the output frequency of the frequency converter is increased by the constant-pressure water supply controller, so that the rotating speed of the water pump 4 is increased, the water supply amount is correspondingly increased, and if one water pump 4 cannot meet the water supply amount of the user, the pump is added through the controller; when the water consumption of a user is reduced, the water pressure in the pipe network rises, the controller reduces the output frequency of the frequency converter, so that the rotating speed of the water pump 4 is reduced, the water supply is reduced, if the rotating speed of the water pump 4 is reduced to the minimum or higher than the required water supply, one water pump 4 is turned off, namely, the quantity and the rotating speed of the water pump 4 are controlled by the constant-pressure water supply controller according to the water consumption of the user, and therefore the water pressure in the pipe network can be always kept within a set range no matter how much the water consumption is consumed by the user.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Frequency conversion constant voltage water supply controller, including delivery pipe (1), its characterized in that: the water supply system is characterized in that a first pressure sensor (13) is arranged on the surface of the water supply pipe (1), the top of the water supply pipe (1) is communicated with a water tank (2) through a pipeline, first connecting pipes (14) are communicated with two sides of the top of the water tank (2) through pipelines, the top of each first connecting pipe (14) is communicated with a water inlet pipe (3), the top end of each water inlet pipe (3) is communicated with a water pump (4), the top of each water pump (4) is communicated with a water outlet pipe (5), a check valve (6) and a stop valve (7) are respectively arranged on the surface of each water outlet pipe (5), the other end of each water outlet pipe (5) is communicated with a second connecting pipe (8), and a pressure release valve (9) and a second pressure sensor (12;
the input electricity of second pressure sensor (12) is connected with control panel (11), the output of control panel (11) is connected with first pressure sensor (13) and relief valve (9) electricity respectively, the output electricity of control panel (11) is connected with power frequency conversion module (17), the output electricity of power frequency conversion module (17) is connected with power frequency contactor (15) and frequency conversion contactor (16) respectively, the output electricity of power frequency contactor (15) and frequency conversion contactor (16) is connected with water pump (4).
2. The variable-frequency constant-voltage water supply controller according to claim 1, wherein: the quantity of inlet tube (3), water pump (4), check valve (6) and stop valve (7) is four, stop valve (7) are located the top of check valve (6).
3. The variable-frequency constant-voltage water supply controller according to claim 1, wherein: the inside fixedly connected with level sensor (10) of water tank (2), the input and the control panel (11) electricity of level sensor (10) are connected.
4. The variable-frequency constant-voltage water supply controller according to claim 1, wherein: the output end of the control panel (11) is electrically connected with a frequency converter frequency control module (18), and the control panel (11) is an MCS-51 single chip microcomputer.
5. The variable-frequency constant-voltage water supply controller according to claim 1, wherein: the output end of the control panel (11) is electrically connected with a frequency converter alarm receiving module (19), and the water pumps (4) are set to work in turn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373573.XU CN211690550U (en) | 2019-12-26 | 2019-12-26 | Frequency-changing constant-pressure water supply controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373573.XU CN211690550U (en) | 2019-12-26 | 2019-12-26 | Frequency-changing constant-pressure water supply controller |
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| Publication Number | Publication Date |
|---|---|
| CN211690550U true CN211690550U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922373573.XU Expired - Fee Related CN211690550U (en) | 2019-12-26 | 2019-12-26 | Frequency-changing constant-pressure water supply controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115010282A (en) * | 2022-06-27 | 2022-09-06 | 中车广东轨道交通车辆有限公司 | Reclaimed water reuse system |
-
2019
- 2019-12-26 CN CN201922373573.XU patent/CN211690550U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115010282A (en) * | 2022-06-27 | 2022-09-06 | 中车广东轨道交通车辆有限公司 | Reclaimed water reuse system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201016 |