CN216342719U

CN216342719U - Water pump vibration test system

Info

Publication number: CN216342719U
Application number: CN202122552504.2U
Authority: CN
Inventors: 韩元平; 汪志涵; 陈冬梅
Original assignee: Hefei Xinhu Canned Motor Pump Co Ltd
Current assignee: Hefei Xinhu Canned Motor Pump Co Ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-04-19
Anticipated expiration: 2031-10-22

Abstract

The utility model belongs to the technical field of water pumps, and discloses a water pump vibration testing system which comprises a liquid storage tank, a liquid inlet pipe, a liquid outlet pipe, a vibration detector, a liquid conveying pipe and a pressurizing device, wherein a first exhaust valve is arranged at the top of the liquid storage tank, the liquid inlet pipe and the liquid outlet pipe are both communicated with the liquid storage tank, the liquid inlet pipe can be communicated with a water inlet of a pump to be tested, the liquid outlet pipe can be communicated with a water outlet of the pump to be tested, and the vibration detector is configured to acquire vibration information of the pump to be tested; the infusion tube communicates the pressurizing device and the liquid inlet tube, and the pressurizing device is configured to deliver liquid at a preset pressure. Carry the liquid of default pressure through supercharging equipment for liquid storage pot, feed liquor pipe and drain pipe internal pressure increase and make gaseous gathering to the liquid storage pot top and discharge by first exhaust valve, improve the exhaust effect, reduce or even eliminate the influence of gas in the pipeline to the test result, improve the reliability of vibration test result.

Description

Water pump vibration test system

Technical Field

The utility model belongs to the technical field of water pumps, and particularly relates to a water pump vibration testing system.

Background

The pump is an important power device, and the reliability of the operation of the pump directly affects the work of other devices and instruments in the system and also affects the working environment or the body health of a user, so that the accurate test in the operation process of the pump is very important.

For the vibration test of the pump, the cavitation vibration of the water pump is easily caused by the incomplete exhaust in the pipeline in the current test system, the vibration of the pump body is increased, and the error of the test result is larger.

Therefore, a system for testing vibration of a water pump is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a water pump vibration testing system to solve the problems that cavitation vibration of a water pump is caused by the fact that incomplete exhaust in a pipeline easily occurs in the testing system in the prior art, and the vibration of a pump body is increased to cause larger error of a testing result.

For realizing above-mentioned purpose, this application provides a water pump vibration test system, including liquid storage pot, feed liquor pipe, drain pipe, vibration detection ware, transfer line and supercharging equipment, the liquid storage pot top is provided with first exhaust valve, the feed liquor pipe with the drain pipe all communicates the liquid storage pot, the feed liquor pipe can communicate the water inlet of being surveyed the pump, the drain pipe can communicate the delivery port of being surveyed the pump, vibration detection ware is configured to the collection the vibration information of being surveyed the pump.

The infusion tube communicates the pressurizing device and the liquid inlet tube, and the pressurizing device is configured to deliver liquid at a preset pressure.

As an optimal technical scheme of the water pump vibration testing system, the water pump vibration testing system further comprises a second exhaust valve, and the second exhaust valve is arranged in the liquid outlet pipe.

As an optimal technical scheme of the water pump vibration testing system, the water pump vibration testing system further comprises a flowmeter, and the flowmeter is arranged on the liquid outlet pipe.

As an optimal technical scheme of the water pump vibration testing system, a water inlet adjusting valve is arranged on the liquid inlet pipe, and a water outlet adjusting valve is arranged on the liquid outlet pipe.

As an optimal technical scheme of the water pump vibration testing system, the flowmeter is located between the second exhaust valve and the water outlet regulating valve, and the water outlet regulating valve is close to the liquid storage tank relative to the flowmeter.

As an optimal technical scheme of the water pump vibration testing system, the water pump vibration testing system further comprises a pressure stabilizing tank, and the pressure stabilizing tank is communicated with the liquid inlet pipe.

As a preferred technical scheme of the water pump vibration testing system, the pressure stabilizing tank and the infusion tube are both communicated with the liquid inlet tube.

As a preferred technical scheme of a water pump vibration test system, the supercharging equipment comprises a booster pump, and the booster pump is communicated with the infusion tube.

As a preferred technical scheme of a water pump vibration test system, the water pump vibration test system further comprises a controller, and the controller is connected with the vibration detector, the pump to be tested and the supercharging equipment.

As an optimal technical scheme of the water pump vibration testing system, the water pump vibration testing system further comprises a pressure detector, and the pressure detector is arranged on the liquid inlet pipe or the liquid outlet pipe.

Compared with the prior art, the utility model has the following beneficial effects:

this water pump vibration test system carries the liquid of default pressure through supercharging equipment for liquid storage pot, feed liquor pipe and drain pipe internal pressure increase and make gaseous gathering to the liquid storage pot top and discharge by first exhaust valve, improve the exhaust effect, reduce or even eliminate the influence of gas in the pipeline to the test result, improve the reliability of vibration test result.

Drawings

Fig. 1 is a schematic structural diagram of a water pump vibration testing system provided in this embodiment.

Wherein:

1. a liquid storage tank; 111. a first exhaust valve; 2. a liquid inlet pipe; 3. a liquid outlet pipe; 4. a vibration detector; 5. a transfusion tube; 6. a pressure boosting device; 7. a second exhaust valve; 8. a flow meter; 9. A water inlet regulating valve; 10. a water outlet regulating valve; 11. a surge tank; 12. a controller; 13. a pump to be tested; 14. a pressure detector;

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The embodiment provides a water pump vibration test system, mainly used canned motor pump's vibration test. As shown in fig. 1, this water pump vibration test system includes liquid storage pot 1, feed liquor pipe 2, drain pipe 3, vibration detector 4, transfer line 5 and supercharging equipment 6, and 1 top of liquid storage pot is provided with first exhaust valve 111, and feed liquor pipe 2 and drain pipe 3 all communicate liquid storage pot 1, and the water inlet of pump 13 is surveyed in the feed liquor pipe 2 intercommunication, and the delivery port of pump 13 is surveyed in the drain pipe 3 intercommunication, and vibration detector 4 can gather the vibration information of being surveyed pump 13. The transfusion tube 5 is communicated with the pressurizing device 6 and the liquid inlet tube 2, and the pressurizing device 6 can convey liquid with preset pressure.

It should be noted that, in other embodiments, the infusion tube 5 may be only communicated with the liquid outlet tube, or may be simultaneously communicated with the liquid inlet tube and the liquid outlet tube. Furthermore, the above-mentioned pressurizing device 6 is preferably a pressurizing pump, but in other embodiments, the pressurizing device 6 can be selected from other devices capable of pressurizing liquid. The vibration detector 4 is preferably a vibration sensor.

It can be understood that the liquid with the preset pressure is conveyed through the supercharging equipment 6, so that the pressure in the liquid storage tank 1, the liquid inlet pipe 2 and the liquid outlet pipe 3 is increased, the gas is gathered at the top of the liquid storage tank 1 and is discharged by the first exhaust valve 111, the exhaust effect is improved, the influence of the gas in the pipeline on the test result is reduced or even eliminated, and the reliability of the vibration test result is improved.

Further, this water pump vibration test system still includes second discharge valve 7, and second discharge valve 7 sets up on drain pipe 3. By providing the second exhaust valve 7, the exhaust effect can be further improved, and the reliability of the vibration test result can be further improved.

Further, this water pump vibration test system still includes flowmeter 8, and flowmeter 8 sets up on drain pipe 3. In addition, the liquid inlet pipe 2 is provided with a water inlet regulating valve 9, and the liquid outlet pipe 3 is provided with a water outlet regulating valve 10. The flow meter 8 is located between the second exhaust valve 7 and the water outlet regulating valve 10, and the water outlet regulating valve 10 is close to the liquid storage tank 1 relative to the flow meter 8, that is, along the direction that the liquid storage tank 1 points to the pump 13 to be tested, the water outlet regulating valve 10, the flow meter 8 and the second exhaust valve 7 are sequentially arranged on the liquid outlet pipe 3.

Because the transfusion tube 5 is communicated with the liquid inlet tube 2, the fluctuation of the liquid in the liquid inlet tube 2 is large, the second exhaust valve 7 is arranged on the liquid outlet tube 3, the fluctuation of the liquid in the liquid outlet tube 3 is relatively small, and the smooth exhaust is facilitated.

Referring to fig. 1 again, the water pump vibration testing system further comprises a pressure stabilizing tank 11, and the pressure stabilizing tank 11 is communicated with the liquid inlet pipe 2. Namely, the pressure stabilizing tank 11 and the infusion tube 5 are both communicated with the liquid inlet tube 2. Through setting up surge tank 11, can stabilize entire system internal pressure when the booster pump is to 2 interior transport default pressure liquid of feed liquor pipe.

Further, this water pump vibration test system still includes filter-pressing detector 14, and pressure detector 14 sets up on feed liquor pipe 2. The pressure detector 14 is preferably a pressure gauge for detecting the pressure inside the liquid inlet pipe 2. Of course, in other embodiments, pressure detector 14 may also be disposed on effluent pipe 3.

The water pump vibration testing system further comprises a controller 12, wherein the controller 12 is connected with the vibration detector 4, the pump to be tested 13 and the supercharging equipment 6. It should be noted that the controller 13 may be a centralized or distributed controller, for example, the controller 13 may be a single-chip microcomputer or may be composed of a plurality of distributed single-chip microcomputers, and a control program may be run in the single-chip microcomputers to control the vibration sensor, the pump to be tested 13, the booster pump, and the like to implement the functions thereof.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The water pump vibration testing system is characterized by comprising a liquid storage tank (1), a liquid inlet pipe (2), a liquid outlet pipe (3), a vibration detector (4), a liquid conveying pipe (5) and a pressurizing device (6), wherein a first exhaust valve (111) is arranged at the top of the liquid storage tank (1), the liquid inlet pipe (2) and the liquid outlet pipe (3) are communicated with the liquid storage tank (1), the liquid inlet pipe (2) can be communicated with a water inlet of a tested pump (13), the liquid outlet pipe (3) can be communicated with a water outlet of the tested pump (13), and the vibration detector (4) is configured to collect vibration information of the tested pump (13);

the liquid conveying pipe (5) is communicated with the pressurizing device (6) and the liquid inlet pipe (2), and the pressurizing device (6) is configured to convey liquid with preset pressure.

2. The water pump vibration testing system of claim 1, further comprising a second vent valve (7), wherein the second vent valve (7) is disposed on the drain pipe (3).

3. The water pump vibration testing system of claim 2, further comprising a flow meter (8), wherein the flow meter (8) is disposed on the drain pipe (3).

4. The water pump vibration testing system of claim 3, wherein a water inlet adjusting valve (9) is arranged on the liquid inlet pipe (2), and a water outlet adjusting valve (10) is arranged on the liquid outlet pipe (3).

5. Water pump vibration test system according to claim 4, characterized in that the flow meter (8) is located between the second vent valve (7) and the outlet regulating valve (10), and the outlet regulating valve (10) is close to the liquid reservoir (1) with respect to the flow meter (8).

6. The water pump vibration testing system according to claim 1, further comprising a surge tank (11), wherein the surge tank (11) is communicated with the liquid inlet pipe (2).

7. The water pump vibration testing system according to claim 6, wherein the surge tank (11) and the infusion tube (5) are both communicated with the liquid inlet tube (2).

8. The water pump vibration testing system according to claim 1, characterized in that the pressurizing device comprises a pressurizing pump, and the pressurizing pump is communicated with the liquid conveying pipe (5).

9. The water pump vibration testing system of claim 1, further comprising a controller (12), the controller (12) being connected to the vibration detector (4), the pump under test (13) and the pressure boosting device (6).

10. The water pump vibration testing system of claim 1, further comprising a pressure detector (14), wherein the pressure detector (14) is disposed on the liquid inlet pipe (2) or the liquid outlet pipe (3).