CN215595898U - Anti-idling multi-stage centrifugal energy-saving water pump - Google Patents
Anti-idling multi-stage centrifugal energy-saving water pump Download PDFInfo
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- CN215595898U CN215595898U CN202121916879.6U CN202121916879U CN215595898U CN 215595898 U CN215595898 U CN 215595898U CN 202121916879 U CN202121916879 U CN 202121916879U CN 215595898 U CN215595898 U CN 215595898U
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- pump
- motor
- electromagnetic valve
- control cabinet
- detection device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 238000009987 spinning Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 claims description 3
- 238000011897 real-time detection Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an anti-spinning multistage centrifugal energy-saving water pump which comprises a motor, a coupler, a pump shell, a base, a water inlet, a water outlet, a pull rod and a control cabinet, wherein the coupler is arranged on the motor; a current detection device is arranged on the motor; a vacuum degree sensor is arranged on the inner wall of the upper part of the pump shell; the pump shell is communicated with a vacuum pump through a pipeline; a first electromagnetic valve is arranged on the water outlet; a second electromagnetic valve is arranged on the water inlet; the motor, the current detection device, the vacuum pump, the vacuum degree sensor, the first electromagnetic valve and the second electromagnetic valve are all connected with the control cabinet. The pump can effectively avoid idling of the pump body, and improves the practicability and the service life of the pump.
Description
Technical Field
The utility model relates to the technical field of centrifugal pumps, in particular to an anti-spinning multi-stage centrifugal energy-saving water pump.
Background
Centrifugal pumps operate by causing water to move centrifugally as a result of the rotation of an impeller. Before the water pump is started, the pump shell and the water inlet pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to rotate at a high speed, the water is thrown to the outer edge of the impeller and flows into a water pressure pipeline of the water pump through a flow channel of the pump shell. If the pump shell and the water inlet pipe are not filled with water before starting, or the water inlet pipe is insufficient due to failure in the working process, the centrifugal pump can idle. The existing centrifugal pump lacks an anti-idling function, so that the mechanical seal or the packing seal of the centrifugal pump cannot be lubricated once idling for a long time, the pump body is seriously abraded, the pump body can gradually generate heat, a part of gaps can be bitten in serious conditions, and the performance and the service life of the pump are seriously influenced.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides an anti-idling multi-stage centrifugal energy-saving water pump, which effectively solves the technical problems that once the pump is not pumped before being started, the centrifugal pump idles, mechanical seal or filler seal is seriously worn, a pump body is heated, partial gaps are seized, and the performance and the service life of the pump are seriously influenced.
The technical scheme provided by the utility model is as follows:
an anti-spinning multi-stage centrifugal energy-saving water pump comprises a motor, a coupler, a pump shell, a base, a water inlet, a water outlet, a pull rod and a control cabinet; a current detection device is arranged on the motor; a vacuum degree sensor is arranged on the inner wall of the upper part of the pump shell; the pump shell is communicated with a vacuum pump through a pipeline; a first electromagnetic valve is arranged on the water outlet; a second electromagnetic valve is arranged on the water inlet; the motor, the current detection device, the vacuum pump, the vacuum degree sensor, the first electromagnetic valve and the second electromagnetic valve are all connected with the control cabinet.
Further, a pressure detection device is arranged on the water inlet; the pressure detection device is connected with the control cabinet.
Further, a flow meter is arranged on the water outlet; the flowmeter is connected with the control cabinet.
Furthermore, a check valve is arranged on the water outlet.
Furthermore, an alarm is arranged on the outer wall of the pump shell; the alarm is connected with the control cabinet.
Furthermore, the alarm is an audible and visual alarm.
The utility model has the following beneficial effects:
this application passes through the electric current of current detection device real-time detection motor, through the vacuum in the vacuum sensor real-time detection pump case to convey the switch board with the testing result, the switch board can be according to opening and close of testing result control motor, thereby avoids taking place the idle running. Air in the pump shell is exhausted through the vacuum pump, so that water is sucked from the water inlet, and pump filling is completed. The pump can effectively avoid idling of the pump body, and improves the practicability and the service life of the pump.
Drawings
Fig. 1 is a schematic overall structure diagram of the embodiment.
In the figure: 1. a motor; 2. a coupling; 3. a pump housing; 4. a base; 5. a water inlet; 6. a water outlet; 7. a pull rod; 8. a current detection device; 9. a vacuum pump; 10. a vacuum degree sensor; 11. a first solenoid valve; 12. a liquid level sensor; 13. an alarm; 14. a control cabinet; 15. a second solenoid valve; 16. a pressure detection device; 17. a check valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, the anti-spinning multi-stage centrifugal energy-saving water pump comprises a motor 1, a coupling 2, a pump shell 3, a base 4, a water inlet 5, a water outlet 6, a pull rod 7 and a control cabinet 14; a current detection device 8 is arranged on the motor 1; a vacuum degree sensor 10 is arranged on the inner wall of the upper part of the pump shell 3; the pump shell 3 is communicated with a vacuum pump 9 through a pipeline; a first electromagnetic valve 11 is arranged on the water outlet 6; a second electromagnetic valve 15 is arranged on the water inlet 5; the motor 1, the current detection device 8, the vacuum pump 9, the vacuum degree sensor 10, the first electromagnetic valve 11 and the second electromagnetic valve 15 are all connected with the control cabinet 14.
When the centrifugal pump idles, the current of the motor 1 is reduced, meanwhile, the vacuum degree in the pump shell 3 is reduced, the anti-idling multistage centrifugal energy-saving water pump detects the current of the motor 1 in real time through the current detection device 8, detects the vacuum degree in the pump shell 3 in real time through the vacuum degree sensor 10, transmits a detection result to the control cabinet 14, and the control cabinet 14 can control the opening and closing of the motor 1 according to the detection result, so that the pump body is prevented from idling. Once the centrifugal pump is detected to be idle, the motor 1 is controlled to stop working, the vacuum pump 9 is started, air in the pump shell 3 is exhausted through the vacuum pump 9, water is sucked from the water inlet 5, pump filling is completed, then the motor 1 is started again, and the centrifugal pump is restarted.
Specifically, a pressure detection device 16 is arranged on the water inlet 5; the pressure detection device 16 is connected to the control cabinet 14. The pressure detection device 16 is used for detecting the water inlet pressure at the water inlet 5 in real time and can be used as an auxiliary parameter for controlling the rotating speed of the motor 1.
Specifically, in order to better monitor the water yield, a flowmeter 12 is arranged on the water outlet 6; flow meter 12 is connected to control cabinet 14.
Specifically, in order to prevent the backflow of water from adversely affecting the impeller, a check valve 17 is installed on the water outlet 6.
Specifically, an alarm 13 is arranged on the outer wall of the pump shell 3; the alarm 13 is connected with the control cabinet 14. When the centrifugal pump idles, an alarm can be given out to remind the working personnel to process in time.
Specifically, the alarm 13 is an audible and visual alarm.
The working principle of the utility model is as follows:
when the centrifugal pump runs idle, the current of the motor 1 decreases and the vacuum level in the pump housing 3 decreases. This application passes through the electric current of current detection device 8 real-time detection motor 1, through the vacuum in vacuum sensor 10 real-time detection pump case 3 to convey the switch board 14 with the testing result, switch board 14 can be according to opening and close of testing result control motor 1, thereby avoids the pump body to take place the idle running. Once the centrifugal pump is detected to be idle, the motor 1 is controlled to stop working, the vacuum pump 9 is started, air in the pump shell 3 is exhausted through the vacuum pump 9, water is sucked from the water inlet 5, pump filling is completed, then the motor 1 is started again, and the centrifugal pump is restarted.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An anti-spinning multi-stage centrifugal energy-saving water pump comprises a motor (1), a coupler (2), a pump shell (3), a base (4), a water inlet (5), a water outlet (6), a pull rod (7) and a control cabinet (14); the method is characterized in that: a current detection device (8) is arranged on the motor (1); a vacuum degree sensor (10) is mounted on the inner wall of the upper part of the pump shell (3); the pump shell (3) is communicated with a vacuum pump (9) through a pipeline; a first electromagnetic valve (11) is arranged on the water outlet (6); a second electromagnetic valve (15) is arranged on the water inlet (5); the motor (1), the current detection device (8), the vacuum pump (9), the vacuum degree sensor (10), the first electromagnetic valve (11) and the second electromagnetic valve (15) are all connected with the control cabinet (14).
2. The anti-spinning multi-stage centrifugal energy-saving water pump according to claim 1, characterized in that: a pressure detection device (16) is arranged on the water inlet (5); the pressure detection device (16) is connected with the control cabinet (14).
3. The anti-spinning multi-stage centrifugal energy-saving water pump according to claim 2, characterized in that: a flowmeter (12) is arranged on the water outlet (6); the flowmeter (12) is connected with the control cabinet (14).
4. The anti-spinning multi-stage centrifugal energy-saving water pump according to claim 3, characterized in that: and a check valve (17) is arranged on the water outlet (6).
5. The anti-spinning multi-stage centrifugal energy-saving water pump according to any one of claims 1 to 4, characterized in that: an alarm (13) is arranged on the outer wall of the pump shell (3); the alarm (13) is connected with the control cabinet (14).
6. The anti-spinning multi-stage centrifugal energy-saving water pump according to claim 5, characterized in that: the alarm (13) is an audible and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121916879.6U CN215595898U (en) | 2021-08-16 | 2021-08-16 | Anti-idling multi-stage centrifugal energy-saving water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121916879.6U CN215595898U (en) | 2021-08-16 | 2021-08-16 | Anti-idling multi-stage centrifugal energy-saving water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215595898U true CN215595898U (en) | 2022-01-21 |
Family
ID=79881525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121916879.6U Expired - Fee Related CN215595898U (en) | 2021-08-16 | 2021-08-16 | Anti-idling multi-stage centrifugal energy-saving water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215595898U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405535A (en) * | 2022-08-26 | 2022-11-29 | 焦作市华康糖醇科技有限公司 | Protection method for mechanical seal of tetrafluoro pump |
| CN115853794A (en) * | 2023-03-02 | 2023-03-28 | 四川省机械研究设计院(集团)有限公司 | Anti-idling water pump |
-
2021
- 2021-08-16 CN CN202121916879.6U patent/CN215595898U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115405535A (en) * | 2022-08-26 | 2022-11-29 | 焦作市华康糖醇科技有限公司 | Protection method for mechanical seal of tetrafluoro pump |
| CN115853794A (en) * | 2023-03-02 | 2023-03-28 | 四川省机械研究设计院(集团)有限公司 | Anti-idling water pump |
| CN115853794B (en) * | 2023-03-02 | 2023-05-26 | 四川省机械研究设计院(集团)有限公司 | Anti-idle rotation water pump |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |