CN216741952U - Water pump detection test bench - Google Patents
Water pump detection test bench Download PDFInfo
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- CN216741952U CN216741952U CN202123033011.4U CN202123033011U CN216741952U CN 216741952 U CN216741952 U CN 216741952U CN 202123033011 U CN202123033011 U CN 202123033011U CN 216741952 U CN216741952 U CN 216741952U
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Abstract
The utility model provides a water pump detection test bed, which relates to the technical field of water pump detection and comprises a test bed main body and a control system; the test bed main body comprises a cabinet body, wherein a mounting plate is arranged on the table top of the cabinet body, a water tank is also arranged in the test bed main body, and a plurality of groups of clamping devices, control switches and status indicator lamps are arranged on the mounting plate; the control system comprises a PLC controller, a water inlet electromagnetic valve and a water outlet electromagnetic valve, wherein the inlet end of the water inlet electromagnetic valve and the outlet end of the water outlet electromagnetic valve are respectively connected with the water tank; the outlet end of the water inlet electromagnetic valve and the inlet end of the water outlet electromagnetic valve are respectively connected with the inlet end and the outlet end of the water pump to be detected, and are also respectively connected with a pressure controller. The utility model discloses need not to be connected to the system, can carry out the function to the water pump stick and detect, easy operation only needs connecting power line and water pipe to detect, need not loaded down with trivial details erection joint, saves test time greatly. The water pumps of different types can be detected, detection equipment does not need to be replaced, and detection efficiency is improved.
Description
Technical Field
The utility model relates to a water pump detects technical field, especially relates to a water pump test bench.
Background
Before the water pump leaves a factory or during maintenance, functions and parameters such as lift, suction lift, current and the like of the water pump need to be tested. Water pumps used on motor train units have higher requirements on parameters and must meet the original parameters, the water pumps used on the motor train units are basically installed on a system for function test at present, the operation is complex, the efficiency is low, and the test conditions are limited. It is highly desirable to develop a water pump testing platform which is easy to operate, and can perform function testing on a single water pump without being connected to a system.
Disclosure of Invention
The utility model aims at providing a water pump test bench, when the water pump need test function whether intact, its suction lift pressure of detectable, lift pressure, operating current isoparametric meet the standard or not.
In order to solve the technical problem, the utility model discloses an adopt following technical scheme to realize:
the utility model provides a water pump detection test bench, includes test bench main part and control system:
the test bed main body comprises a cabinet body 1, a mounting plate 2 is arranged on the table top of the cabinet body 1, a water tank 3 is further arranged in the cabinet body, and a plurality of groups of clamping devices 21 and control switches 22 are arranged on the mounting plate 2;
the control system comprises a PLC (programmable logic controller), a water inlet electromagnetic valve 4 and a water outlet electromagnetic valve 5, wherein the inlet end of the water inlet electromagnetic valve 4 and the outlet end of the water outlet electromagnetic valve 5 are respectively connected with the water tank 3; the outlet end of the water inlet electromagnetic valve 4 and the inlet end of the water outlet electromagnetic valve 5 are respectively connected with the inlet end and the outlet end of the water pump to be detected, and are also respectively connected with a pressure controller 6.
Further, the water tank 3 is connected with a water source, a water source electromagnetic valve 7 is arranged on the connecting pipeline of the water tank 3, and a high liquid level sensor 31 and a low liquid level sensor 32 are arranged in the water tank 3.
Further, an overflow port 33 and a water outlet 34 are provided on the water tank 3.
Further, the control system also comprises a current control display 8 which is connected with the power supply of the water pump to be detected.
Further, a status indicator lamp 23 is further disposed on the mounting plate 2.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a water pump test bench need not to be connected to the system, can carry out the function to the water pump stick and detect, and easy operation only needs connecting power cord and water pipe to detect, need not loaded down with trivial details erection joint, saves test time greatly. The water pumps of different types can be detected, detection equipment does not need to be replaced, and detection efficiency is improved.
The utility model provides a water pump test bench can test the ability of water pump suction lift and lift, and the test pressure parameter can satisfy the requirement of water pump operation in the system, accords with the water pump original parameters. Meanwhile, the current value of the water pump in actual operation can be detected.
Drawings
The invention will be further described with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a water pump test stand;
FIG. 2 is a schematic view of a mounting plate configuration;
FIG. 3 is a schematic structural diagram of a water pump detection test bed;
in the above figures: 1. the intelligent water tank comprises a cabinet body, a mounting plate 2, a clamping device 21, a control switch 22, a state indicator lamp 23, a water tank 3, a high liquid level sensor 31, a low liquid level sensor 32, an overflow port 33, a water outlet 34, a water inlet electromagnetic valve 4, a water outlet electromagnetic valve 5, a pressure controller 6, a water source electromagnetic valve 7 and a current control display 8.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the present invention with reference to the accompanying drawings makes it clear that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 2 and 3, the embodiment provides a water pump detection test bed, which includes a test bed main body and a control system:
the test bed main body comprises a cabinet body 1, and the cabinet body 1 is arranged into a box body with a door;
the table board of the cabinet body 1 is provided with a mounting plate 2, a water tank 3 is further arranged in the mounting plate, and the mounting plate 2 is provided with two groups of clamping devices 21, a control switch 22 and a status indicator lamp 23;
the control system comprises a PLC (programmable logic controller), a water inlet electromagnetic valve 4 and a water outlet electromagnetic valve 5 which are not shown in the figure;
the inlet end of the water inlet electromagnetic valve 4 and the outlet end of the water outlet electromagnetic valve 5 are respectively connected with the water tank 3 through water pipes; the outlet end of the water inlet electromagnetic valve 4 and the inlet end of the water outlet electromagnetic valve 5 are respectively connected with the inlet end and the outlet end of the water pump to be detected through water pipes, and are also respectively connected with pressure controllers 6, and the two pressure controllers 6 are respectively set as a suction head pressure controller and a delivery head pressure controller.
The control system also comprises a current control display 8 which is connected with the power supply of the water pump to be detected.
The water tank 3 is connected with a water source through a water pipe, a water source electromagnetic valve 7 is arranged on a connecting pipeline of the water tank 3, and a high liquid level sensor 31 and a low liquid level sensor 32 are arranged in the water tank 3.
The water tank 3 is provided with an overflow port 33 and a water outlet 34.
All circuits and water paths are connected in a quick connection mode.
Referring to fig. 1, the working principle of the water pump detection test bed provided by this embodiment is as follows:
the PLC controls the on-off action of each electromagnetic valve, simultaneously collects signals of the pressure controller 6 in real time, monitors the suction lift pressure and the lift pressure of the water pump to be detected, and automatically judges whether the water pump is qualified or not, the PLC detects the suction lift pressure of the water pump to be detected by closing the water inlet electromagnetic valve 4 and opening the water outlet electromagnetic valve 5, and detects the lift pressure of the water pump to be detected by closing the water outlet electromagnetic valve 5 and opening the water inlet electromagnetic valve 4;
the PLC detects the high liquid level sensor 31 and the low liquid level sensor 32 and controls the water source electromagnetic valve 7 to be opened or closed;
fixing the water pump to be detected on the mounting plate 2 of the test bed by using the clamping device 21, and respectively connecting a water inlet and a water outlet of the water pump to be detected with a water inlet pipeline and a water outlet pipeline and simultaneously connecting a power supply;
when testing suction pressure, waiting to examine the water pump and starting, PLC controller control closes intake solenoid valve 4 opens water outlet solenoid valve 5 begins to detect the suction pressure of water pump. When the suction head pressure reaches the original vehicle parameter set value, the suction head pressure controller acts, the water inlet electromagnetic valve 4 is opened, the suction head pressure test is qualified, and the water pump to be detected is stopped;
when the lift pressure is tested, the water pump to be tested is started, the water inlet electromagnetic valve 4 is opened, the water outlet electromagnetic valve 5 is closed, and the lift pressure of the water pump to be tested is detected. When the lift pressure reaches the original vehicle parameter set value, the lift pressure controller acts, the water outlet electromagnetic valve 5 is opened, the lift pressure test is qualified, and the water pump to be detected is stopped;
install additional in the power supply department of waiting to examine the water pump current control display 8 can monitor at any time and wait to examine water pump running state, surpasss the value set to operating current, can carry out fault output to stop waiting to examine the water pump operation.
The water tank 3 is used for circulating water in the water pump to be detected. When the water level in the water tank 3 is lower than the low liquid level sensor 32, the water source electromagnetic valve 7 can be automatically opened to supplement water for the water tank 3; when the water level reaches the high level sensor 31, the water source solenoid valve 7 is automatically closed. The whole water pump detection test bed realizes the cyclic utilization of water, and water does not need to be added in the test process.
In the description of the present application, it should be noted that the terms "center", "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, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides a water pump test bench, includes test bench main part and control system, its characterized in that:
the test bed main body comprises a cabinet body (1), a mounting plate (2) is arranged on the table top of the cabinet body (1), a water tank (3) is further arranged in the cabinet body, and a plurality of groups of clamping devices (21) and control switches (22) are arranged on the mounting plate (2);
the control system comprises a PLC (programmable logic controller), a water inlet electromagnetic valve (4) and a water outlet electromagnetic valve (5), wherein the inlet end of the water inlet electromagnetic valve (4) and the outlet end of the water outlet electromagnetic valve (5) are respectively connected with the water tank (3); the outlet end of the water inlet electromagnetic valve (4) and the inlet end of the water outlet electromagnetic valve (5) are respectively connected with the inlet end and the outlet end of the water pump to be detected, and are also respectively connected with a pressure controller (6).
2. The water pump detection test bed according to claim 1, wherein the water tank (3) is connected with a water source, a water source electromagnetic valve (7) is arranged on a connecting pipeline of the water tank, and a high liquid level sensor (31) and a low liquid level sensor (32) are arranged in the water tank (3).
3. A water pump test bench according to claim 1, characterized in that the water tank (3) is provided with an overflow port (33) and a water outlet (34).
4. A water pump test rig according to claim 1, wherein the control system further comprises a current control display (8) connected to the power supply of the water pump to be tested.
5. A water pump test bench according to claim 1, characterized in that a status indicator light (23) is further arranged on the mounting plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123033011.4U CN216741952U (en) | 2021-12-03 | 2021-12-03 | Water pump detection test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123033011.4U CN216741952U (en) | 2021-12-03 | 2021-12-03 | Water pump detection test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216741952U true CN216741952U (en) | 2022-06-14 |
Family
ID=81933021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123033011.4U Active CN216741952U (en) | 2021-12-03 | 2021-12-03 | Water pump detection test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216741952U (en) |
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2021
- 2021-12-03 CN CN202123033011.4U patent/CN216741952U/en active Active
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