A multi-parameter testing system for water pump assembly

Abstract

The present invention provides a multi-parameter testing system for a water pump assembly, relating to the technical field of water pump testing. This multi-parameter testing system for a water pump assembly includes a flow detection module, a suction lift detection module, a head detection module, a torque detection module, an electrical parameter detection module, and a master control module. The flow detection module includes an inlet flowmeter and an outlet flowmeter, each of which has an inlet flange and an outlet flange at its water inlet and outlet. The suction lift detection module and the head detection module of the present invention have a simple structure and low installation cost, and can simulate real-world pipeline resistance, making the data closer to reality and improving detection accuracy.

Description

Technical Field

[0001] The present invention relates to the technical field of water pump detection and calculation, in particular to a water pump assembly multi-parameter testing system. Background Art

[0002] A water pump is a machine that transports liquids or increases the pressure of liquids. It transfers the mechanical energy of the prime mover or other external energy to the liquid, increasing the liquid's energy. It is mainly used to transport liquids including water, oil, acid and alkali solutions, emulsions, suspensions, and liquid metals.

[0003] After the water pump is produced, it needs to be tested. The existing testing system parameter testing is rather cumbersome, the testing equipment is relatively expensive, the laying cost is high, and the testing is not comprehensive enough. Summary of the Invention

[0004] (1) Technical problems solved

[0005] In response to the deficiencies in the prior art, the present invention provides a multi-parameter testing system for a water pump assembly, which solves the problems of the existing testing system, such as the cumbersome parameter testing, expensive testing equipment, high installation costs, and incomplete testing.

[0006] (2) Technical solution

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: a water pump assembly multi-parameter testing system, including a flow detection module, a suction detection module, a head detection module, a torque detection module, an electrical parameter detection module and a general control module, the flow detection module including an inlet flow meter and an outlet flow meter, and the water inlets and outlets of the inlet flow meter and the outlet flow meter are both provided with an inlet flange and a water outlet flange;

[0008] The suction lift detection module includes a concentric sleeve, a water inlet valve, and a laser level gauge. The concentric sleeve is twelve meters long and includes an outer tube and an inner tube. The outer tube is fixedly connected to the bottom of the inner tube. The cross-sectional area of the inner tube is equal to the area of the inner annular surface of the outer tube. A water inlet valve is provided on one side of the top of the outer tube. A laser level gauge is provided on the end of the top of the outer tube away from the water inlet valve. A connecting flange is provided on the top of the inner tube. The main body of the concentric sleeve is vertically buried inside the ground at a depth of eleven meters.

[0009] The lift detection module includes a support frame and a detection tube, the water inlet valve, the water outlet valve and the laser level meter. The detection tube is fixedly connected to the ground through the support frame and the bottom of the detection tube is one meter above the ground. The top of the detection tube is provided with a laser level meter. The bottom side of the detection tube is provided with a water inlet valve, and the bottom side of the detection tube away from the water inlet valve is provided with a water outlet valve.

[0010] The torque detection module includes a coupling, a torque sensor and a speed sensor. The torque sensors are provided at both ends of the coupling, and the speed sensor is provided on the motor shaft.

[0011] The electrical parameter detection module includes a current sensor, a voltage sensor and a real-time power sensor;

[0012] The main control module includes a display screen, a control panel, an operator and a controller. The flow detection module, the suction detection module, the lift detection module, the torque detection module and the electrical parameter detection module are all electrically connected to the main control module.

[0013] Preferably, a water pump assembly multi-parameter testing system, the testing steps are:

[0014] S1. The water inlet of the water pump to be tested is connected to the top of the inner tube of the water flow meter of the flow detection module and the suction range detection module through the flow detection module, and then the water outlet of the water pump to be tested is connected to the water inlet valve of the water flow meter and the lift detection module through the flow detection module;

[0015] S2. Fix the water pump at a position one meter above the ground and connect the power shaft of the water pump to be tested to the motor shaft through the torque detection module;

[0016] S3. Open the water inlet valve of the suction detection module so that the concentric casing is filled with water, close the water inlet valve, and open the water inlet valve and outlet valve of the lift detection module;

[0017] S4. The pump motor is controlled by the main control module to start the pump, and the laser level meter of the electrical parameter detection module and the suction range detection module is used to perform suction range detection and suction flow detection under various powers;

[0018] S5. Open the water inlet valve of the suction detection module and close the water outlet valve of the lift detection module;

[0019] S6. The water pump motor is controlled by the main control module to start the water pump. The suction flow rate detection data is used during the suction detection. By controlling the water inlet valve of the suction detection module, the liquid level of the suction detection module is kept stable. The electrical parameter detection module and the laser level meter of the lift detection module are used to perform lift detection and water flow detection under various powers.

[0020] S7. Using the suction flow detection data during the suction test, by controlling the inlet valve of the suction detection module, by changing the suction detection module at different liquid level heights using the electrical parameter detection module and the lift detection module laser level meter, the pump is tested under various powers at equal power lift detection and water flow detection;

[0021] S8. The general control module calculates the water power and shaft power of the water pump using the existing calculation formula based on the detection data to obtain data.

[0022] Preferably, the water inlet valve and the water outlet valve of the suction detection module and the lift detection module are both electromagnetic control valves.

[0023] (3) Beneficial effects

[0024] The present invention provides a multi-parameter testing system for a water pump assembly. It has the following beneficial effects:

[0025] 1. The suction lift detection module and lift detection module of the present invention have simple structures and low installation costs, and can simulate pipeline resistance under real conditions, making the data closer to the real situation and improving the detection accuracy.

[0026] 2. The present invention can perform multiple tests on the water pump. The parameter testing process is simple and multiple sets of data can be tested simultaneously. The parameter detection is more comprehensive, which is convenient for engineers to understand the working conditions of the water pump in more detail. DETAILED DESCRIPTION

[0027] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] Example 1:

[0029] An embodiment of the present invention provides a multi-parameter testing system for a water pump assembly, comprising a flow detection module, a suction lift detection module, a head detection module, a torque detection module, an electrical parameter detection module, and a general control module. The flow detection module comprises an inlet flow meter and an outlet flow meter, and the water inlets and outlets of the inlet flow meter and the outlet flow meter are both provided with an inlet flange and a water outlet flange.

[0030] The suction lift detection module includes a concentric sleeve, a water inlet valve, and a laser level gauge. The concentric sleeve is twelve meters long and includes an outer tube and an inner tube. The outer tube and the inner tube are fixedly connected at the bottom. The cross-sectional area of the inner tube is equal to the area of the inner annular surface of the outer tube. A water inlet valve is provided on one side of the top of the outer tube. A laser level gauge is provided on the end of the top of the outer tube away from the water inlet valve. A connecting flange is provided on the top of the inner tube. The main body of the concentric sleeve is vertically buried inside the ground at a depth of eleven meters.

[0031] The lift detection module includes a support frame and a detection tube, an inlet valve, an outlet valve and a laser level gauge. The detection tube is fixedly connected to the ground through the support frame and the bottom of the detection tube is one meter above the ground. A laser level gauge is provided on the top of the detection tube. An inlet valve is provided on one side of the bottom of the detection tube, and an outlet valve is provided on the side of the bottom of the detection tube away from the inlet valve. The inlet valve and outlet valve of the suction detection module and the lift detection module are both electromagnetic control valves.

[0032] The torque detection module includes a coupling, a torque sensor and a speed sensor. The torque sensors are provided at both ends of the coupling, and the speed sensor is provided on the motor shaft.

[0033] The electrical parameter detection module includes a current sensor, a voltage sensor and a real-time power sensor;

[0034] The main control module includes a display screen, a control panel, an arithmetic unit and a controller. The flow detection module, the suction lift detection module, the lift detection module, the torque detection module and the electrical parameter detection module are all electrically connected to the main control module. The suction lift detection module and the lift detection module of the present invention have a simple structure and low laying cost, and can simulate the pipeline resistance under real conditions, making the data closer to the actual situation and improving the detection accuracy.

[0035] A multi-parameter testing system for a water pump assembly, the testing steps are as follows:

[0036] S1. The water inlet of the water pump to be tested is connected to the top of the inner tube of the water flow meter of the flow detection module and the suction range detection module through the flow detection module, and then the water outlet of the water pump to be tested is connected to the water inlet valve of the water flow meter and the lift detection module through the flow detection module;

[0037] S2. Fix the water pump at a position one meter above the ground and connect the power shaft of the water pump to be tested to the motor shaft through the torque detection module;

[0038] S3. Open the water inlet valve of the suction detection module so that the concentric casing is filled with water, close the water inlet valve, and open the water inlet valve and outlet valve of the lift detection module;

[0039] S4. The pump motor is controlled by the main control module to start the pump, and the laser level meter of the electrical parameter detection module and the suction range detection module is used to perform suction range detection and suction flow detection under various powers;

[0040] S5. Open the water inlet valve of the suction detection module and close the water outlet valve of the lift detection module;

[0041] S6. The water pump motor is controlled by the main control module to start the water pump. The suction flow rate detection data is used during the suction detection. By controlling the water inlet valve of the suction detection module, the liquid level of the suction detection module is kept stable. The electrical parameter detection module and the laser level meter of the lift detection module are used to perform lift detection and water flow detection under various powers.

[0042] S7. Using the suction flow detection data during the suction test, by controlling the inlet valve of the suction detection module, by changing the suction detection module at different liquid level heights using the electrical parameter detection module and the lift detection module laser level meter, the pump is tested under various powers at equal power lift detection and water flow detection;

[0043] S8. The general control module calculates the water power and shaft power of the water pump using the existing calculation formula through the detection data. The present invention can perform multiple groups of tests on the water pump. The parameter testing process is simple and multiple groups of data can be detected at the same time. The parameter detection is more comprehensive, which is convenient for engineers to understand the working conditions of the water pump in more detail.

[0044] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A multi-parameter test system for a water pump assembly, comprising a flow detection module, a suction head detection module, a lift detection module, a torque detection module, an electrical parameter detection module, and a master control module, characterized in that: The flow detection module includes an inlet flow meter and an outlet flow meter, and the water inlet and outlet of the inlet flow meter and the water outlet of the water flow meter are both provided with an inlet flange and a water outlet flange; The suction lift detection module includes a concentric sleeve, a water inlet valve, and a laser level gauge. The concentric sleeve is twelve meters long and includes an outer tube and an inner tube. The outer tube is fixedly connected to the bottom of the inner tube. The cross-sectional area of the inner tube is equal to the area of the inner annular surface of the outer tube. A water inlet valve is provided on one side of the top of the outer tube. A laser level gauge is provided on the end of the top of the outer tube away from the water inlet valve. A connecting flange is provided on the top of the inner tube. The main body of the concentric sleeve is vertically buried inside the ground at a depth of eleven meters. The lift detection module includes a support frame and a detection tube, the water inlet valve, the water outlet valve and the laser level meter. The detection tube is fixedly connected to the ground through the support frame and the bottom of the detection tube is one meter above the ground. The top of the detection tube is provided with a laser level meter. The bottom side of the detection tube is provided with a water inlet valve, and the bottom side of the detection tube away from the water inlet valve is provided with a water outlet valve. The torque detection module includes a coupling, a torque sensor and a speed sensor. The torque sensors are provided at both ends of the coupling, and the speed sensor is provided on the motor shaft. The electrical parameter detection module includes a current sensor, a voltage sensor and a real-time power sensor; The main control module includes a display screen, a control panel, an operator and a controller. The flow detection module, the suction detection module, the lift detection module, the torque detection module and the electrical parameter detection module are all electrically connected to the main control module.

2. A water pump assembly multi-parameter testing system according to claim 1, characterized in that: The test steps are: S1. The water inlet of the water pump to be tested is connected to the top of the inner tube of the water flow meter of the flow detection module and the suction range detection module through the flow detection module, and then the water outlet of the water pump to be tested is connected to the water inlet valve of the water flow meter and the lift detection module through the flow detection module; S2. Fix the water pump at a position one meter above the ground and connect the power shaft of the water pump to be tested to the motor shaft through the torque detection module; S3. Open the water inlet valve of the suction detection module so that the concentric casing is filled with water, close the water inlet valve, and open the water inlet valve and outlet valve of the lift detection module; S4. The pump motor is controlled by the main control module to start the pump, and the laser level meter of the electrical parameter detection module and the suction range detection module is used to perform suction range detection and suction flow detection under various powers; S5. Open the water inlet valve of the suction detection module and close the water outlet valve of the lift detection module; S6. The water pump motor is controlled by the main control module to start the water pump. The suction flow rate detection data is used during the suction detection. By controlling the water inlet valve of the suction detection module, the liquid level of the suction detection module is kept stable. The electrical parameter detection module and the laser level meter of the lift detection module are used to perform lift detection and water flow detection under various powers. S7. Using the suction flow detection data during the suction test, by controlling the inlet valve of the suction detection module, by changing the suction detection module at different liquid level heights using the electrical parameter detection module and the lift detection module laser level meter, the pump is tested under various powers at equal power lift detection and water flow detection; S8. The general control module calculates the water power and shaft power of the water pump using the existing calculation formula based on the detection data to obtain data.

3. The water pump assembly multi-parameter testing system according to claim 1, characterized in that: The water inlet valve and the water outlet valve of the suction detection module and the lift detection module are both electromagnetic control valves.