CN116292242B - Water pump accelerated life test system - Google Patents
Water pump accelerated life test system Download PDFInfo
- Publication number
- CN116292242B CN116292242B CN202310040547.3A CN202310040547A CN116292242B CN 116292242 B CN116292242 B CN 116292242B CN 202310040547 A CN202310040547 A CN 202310040547A CN 116292242 B CN116292242 B CN 116292242B
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- China
- Prior art keywords
- water pump
- medium
- control unit
- temperature
- circulation loop
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 238000012360 testing method Methods 0.000 title claims abstract description 34
- 238000009413 insulation Methods 0.000 claims abstract description 10
- 239000011550 stock solution Substances 0.000 claims abstract 2
- 239000007788 liquid Substances 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 10
- 238000004321 preservation Methods 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000000746 purification Methods 0.000 claims description 7
- 230000003749 cleanliness Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000011056 performance test Methods 0.000 abstract description 14
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 239000012528 membrane Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
Abstract
The application relates to the technical field of water pump performance test equipment, and discloses a water pump accelerated life test system, including setting up medium temperature control unit, medium pressure control unit, medium flow control unit, environment humidity/temperature control unit and stock solution bucket in the insulation box, still include host computer, PLC and the factor of the medium in data acquisition module formed circuit control system to control first circulation return circuit and the second circulation return circuit through PLC. The application provides a life-span test system is accelerated to water pump, to the setting of first circulation circuit, second circulation circuit and last structure, can provide multiple environmental factor in the inside of this insulation box in a flexible way and change the external environment of simulating this water pump under the actual use working condition, compare with current test means to water pump performance, effectively improve its accuracy to water pump performance test, simultaneously, shortened the test period to water pump performance test.
Description
Technical Field
The application relates to the technical field of water pump performance test equipment, in particular to a water pump accelerated life test system.
Background
The water pump is a conventional machine for transmitting mechanical energy to liquid so as to realize functions of pressurizing or conveying the liquid, and the like, and has wide use scale in various fields, so that the use performance of the water pump determines the production performance of enterprises to a certain extent, and before a batch of water pumps are produced and marketed, a plurality of sample products need to be extracted irregularly for performance test so as to ensure the use performance and the service life under normal working conditions;
the water pump is subjected to the interactive influence of various factors (such as ambient temperature, humidity, medium temperature, pressure, flow and the like) in the working condition environment of actual use, but the existing performance test of the water pump can only be performed by providing a single or a plurality of factors, and the complex environment of the water pump under the actual use working condition can not be simulated by the various factors to perform the test on the performance influence of the water pump, so that the test period of the water pump on the performance test is longer, the efficiency is lower, and the service performance and the service life of the water pump can not be accurately tested and fed back.
Therefore, a testing system for the performance of the water pump is needed to solve the above-mentioned drawbacks of the conventional testing methods in performance testing of the water pump.
Disclosure of Invention
The application provides a water pump accelerated life test system, possess and can provide multiple environmental factor in a flexible way and change the external environment of simulating this water pump under the actual use working condition, effectively improve its accuracy to water pump performance test, simultaneously, shortened the advantage to water pump performance test's test period, be used for solving current performance test to water pump and only can provide singlely or wherein several factors test, can't take into account multiple factor and simulate this water pump and test its performance influence under the complex environment of actual use working condition, not only lead to its test period to water pump performance test longer, efficiency is comparatively low, and can't be accurate to the problem of testing and feeding back of performance and life of this water pump.
In order to achieve the above purpose, the present application adopts the following technical scheme: the accelerated life test system of the water pump comprises a medium temperature control unit, a medium pressure control unit, a medium flow control unit, an environment humidity/temperature control unit and a liquid storage barrel which are arranged in an insulation box body:
the medium temperature control unit comprises a purifying system, a cooling plate block, a condenser and a circulating pump which form a first circulating loop through a pipeline system and a liquid storage barrel, and a heater is arranged on the first circulating loop;
the medium pressure control unit comprises a proportional regulating valve, the medium flow control unit comprises a flowmeter, and a second circulation loop is formed among the liquid storage barrel, the proportional regulating valve, the flowmeter, the pneumatic valve and the tested pump through a pipeline system;
the environmental humidity/temperature control unit comprises a humidifier fixedly arranged outside the heat preservation box body and communicated with the purification system, and a circulating air supply device connected with the pump to be tested, wherein the other end of the circulating air supply device is communicated with the heater and the humidifier.
Furthermore, one end of the purification system is communicated with the tested pump, so that the first circulation loop and the second circulation loop can be cleaned, and the cleanliness of flowing media in the first circulation loop and the second circulation loop can be maintained.
Further, the intelligent temperature control system also comprises a circuit control system formed by the upper computer, the PLC and the data acquisition module, wherein the temperature, the pressure and the flow of the medium in the first circulation loop and the second circulation loop and the humidity and the temperature of the environment in the heat preservation box body are controlled by the PLC, and data is fed back to the data acquisition module.
Further, a group of temperature transmitters connected with the liquid storage tank are fixedly arranged outside the heat preservation box body, so that the temperature of a medium in the liquid storage tank and the environmental temperature in the heat preservation box body can be detected, and feedback of the temperature can be transmitted to the data acquisition module.
Further, safety alarm systems are arranged on the first circulation loop and the second circulation loop, and are used for detecting and controlling the upper limit and the lower limit of the temperature, the pressure and the flow of the medium in the pipeline system, and ensuring that the temperature, the pressure and the flow of the medium in the pipeline system are in a controllable range.
Further, the pneumatic valve comprises a valve body fixedly installed in the pipeline system, a control valve core with one end extending to the top of the valve body and in transmission connection with the membrane component is arranged in the valve body, the inside of the membrane component is connected with an external pneumatic pump station, a piston is movably sleeved on one side of an inner cavity of the valve body, one end of the piston is in transmission connection with the piston through a spring movably sleeved in the inner cavity of the valve body, and a communication hole with a U-shaped structure is formed in the valve body.
Further, the thickness of the spring is smaller than the distance between two ends of the communication hole of the U-shaped structure, and in an initial state, when the pneumatic valve is closed, the outer surface of the communication hole coincides with the left end of the spring.
Further, an electric connection is formed between the pneumatic pump station communicated with the control valve core and the PLC, and then linkage control is formed between the opening and closing actions of the pneumatic valve and a circuit control system in the test system.
1. The application provides a life-span test system is accelerated to water pump, to the setting of first circulation circuit, second circulation circuit and last structure, can provide multiple environmental factor in the inside of this insulation box in a flexible way and change the external environment of simulating this water pump under the actual use working condition, compare with current test means to water pump performance, effectively improve its accuracy to water pump performance test, simultaneously, shortened the test cycle to water pump performance test, stability and reliability are higher.
2. The utility model provides a water pump accelerated life test system to the setting of pneumatic valve and last structure on it, can effectively reduce the medium pressure difference that is located control case left and right sides in the valve body, and then effectively improved this pneumatic valve and when forcing the control case to upwards take place to remove and open, simultaneously, at the moment that this pneumatic valve was opened, the usable medium offsets the produced impact force of this pipe line system in a moment, and then improved the stability that the medium flowed in this pipe line system, further improved its accuracy to water pump performance test for the data that wherein feed back can not appear great degree fluctuation in the moment that this pneumatic valve was opened.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description, serve to explain the principles of the disclosure.
The disclosure may be more clearly understood from the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of a system of the present invention;
FIG. 2 is a schematic structural view of the pneumatic valve of the present invention;
fig. 3 is a front view of the pneumatic valve of the present invention.
In the figure: 1. a valve body; 2. a control valve core; 3. a piston; 4. a spring; 5. the communication hole.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
As shown in fig. 1, a water pump accelerated life test system comprises a medium temperature control unit, a medium pressure control unit, a medium flow control unit, an environment humidity/temperature control unit and a liquid storage barrel which are arranged in an insulation box body, wherein the medium temperature control unit comprises a purification system, a cooling plate block, a condenser and a circulating pump which form a first circulating loop through a pipeline system and the liquid storage barrel, a heater is arranged on the first circulating loop, and meanwhile, the circulating pump is utilized to promote a medium in the liquid storage barrel to flow on the first circulating loop, and the temperature of the medium in the liquid storage barrel is controlled by matching the condensing plate block and the condenser;
the medium pressure control unit comprises a proportional regulating valve, the medium flow control unit comprises a flowmeter, a second circulation loop is formed among the liquid storage barrel, the proportional regulating valve, the flowmeter, the pneumatic valve and the tested pump through a pipeline system, the pressure of the medium in the second circulation loop is regulated and controlled by the proportional regulating valve, and the flow of the medium in the second circulation loop is detected and controlled by the flowmeter;
the environment humidity/temperature control unit comprises a humidifier fixedly arranged outside the heat preservation box body and communicated with the purification system, and a circulating air supply device connected with the detected pump, wherein the other end of the circulating air supply device is communicated with the heater and the humidifier, and the humidity and the temperature in the heat preservation box body, which are the external environment of the detected pump, are adjusted and controlled through the humidifier and the circulating air supply device.
In this technical scheme, be linked together between clean system's one end and the measured pump, and then can wash first circulation loop and second circulation loop to keep its inside flowing medium's cleanliness, and can not cause the jam phenomenon to pipeline system, simultaneously, can supply water or demand such as moisturizing to liquid reserve tank and humidifier.
In the technical scheme, the intelligent temperature control system further comprises a circuit control system formed by the upper computer, the PLC and the data acquisition module, wherein the temperature, the pressure and the flow of media in the first circulation loop and the second circulation loop and the humidity and the temperature of the environment in the heat preservation box are controlled through the PLC, and data feedback is transmitted to the data acquisition module.
In this technical scheme, the outside fixed mounting of insulation box has a set of temperature transmitter that is connected with the liquid reserve tank, and then can detect the temperature of medium in the liquid reserve tank and the ambient temperature in the insulation box to with its feedback transmission in the data acquisition module.
In the technical scheme, the first circulation loop and the second circulation loop are respectively provided with a safety alarm system for detecting and controlling the upper limit and the lower limit of the temperature, the pressure and the flow of the medium in the pipeline system and ensuring that the temperature, the pressure and the flow of the medium in the pipeline system are in a controllable range.
As shown in fig. 2, in this technical scheme, the pneumatic valve includes valve body 1 of fixed mounting in pipe-line system, the inside of valve body 1 is equipped with one end and extends to its top and form the control case 2 of transmission connection with the membrane module, and the inside of membrane module is connected with outside pneumatic pump station, and then control this pneumatic valve's the action of opening and close through pneumatic pump station, piston 3 has been cup jointed in the activity of one side of valve body 1 inner chamber, the one end of piston 3 forms transmission connection with it through the spring 4 of activity cup joint in valve body 1 inner chamber, and the intercommunicating pore 5 that is U type structure has been seted up in the inside of valve body 1.
As shown in fig. 3, in the present technical solution, the thickness of the spring 4 is smaller than the distance between two ends of the communication hole 5 with a U-shaped structure, and in an initial state, when the pneumatic valve is closed, the outer surface of the communication hole 5 coincides with the left end of the spring 4, so that the piston 3 is driven to move to the left side under the action of the elastic force of the spring 4, and the medium which has not flowed away is extruded, so that the pressure difference between the medium pressures P1 and P2 located at the left and right sides of the control valve core 2 in the valve body 1 is smaller, and the smoothness of the pneumatic valve when the control valve core 2 is forced to move upwards to open is effectively improved;
moreover, at the moment when the pneumatic valve is opened, the impact force of the medium on the pipeline system at one moment can be counteracted by utilizing the elasticity of the spring 4, so that the stability of the medium flowing in the pipeline system is improved, the stability and reliability of the test system for detecting the performance of the water pump are effectively improved, and the fed-back data cannot fluctuate to a large extent at the moment when the pneumatic valve is opened.
In the technical scheme, an electric connection is formed between the pneumatic pump station communicated with the control valve core 2 and the PLC, and then linkage control is formed between the opening and closing actions of the pneumatic valve and a circuit control system in the test system, so that the operability and controllability of the test system are effectively improved.
Claims (4)
1. The utility model provides a life-span test system is accelerated to water pump, includes medium temperature control unit, medium pressure control unit, medium flow control unit, environment humidity/temperature control unit and the stock solution bucket of setting in the insulation box, its characterized in that:
the medium temperature control unit comprises a first circulation loop formed among a liquid storage barrel, a purification system, a cooling plate block, a condenser and a circulation pump through a pipeline system, and a heater is arranged between the circulation pump of the first circulation loop and the liquid storage barrel;
the medium pressure control unit comprises a proportional regulating valve, the medium flow control unit comprises a flowmeter, and a second circulation loop is formed among the liquid storage barrel, the proportional regulating valve, the flowmeter, the pneumatic valve and the tested pump through a pipeline system;
the environment humidity/temperature control unit comprises a humidifier fixedly arranged outside the heat preservation box body and communicated with the purification system, and a circulating air supply device connected with the tested pump, wherein the other end of the circulating air supply device is respectively communicated with the heater and the humidifier;
one end of the purification system is communicated with the tested pump, so that the first circulation loop and the second circulation loop can be cleaned, and the cleanliness of flowing media in the first circulation loop and the second circulation loop can be maintained;
the water pump accelerated life test system also comprises a circuit control system formed by the upper computer, the PLC and the data acquisition module, and controls the temperature, the pressure and the flow of media in the first circulation loop and the second circulation loop and the humidity and the temperature of the environment in the heat preservation box body through the PLC, and transmits data feedback to the data acquisition module;
the pneumatic valve comprises a valve body (1) fixedly installed in a pipeline system, a control valve core (2) with one end extending to the top of the valve body (1) and in transmission connection with a film component is arranged in the valve body (1), the inside of the film component is connected with an external pneumatic pump station, a piston (3) is movably sleeved on one side of an inner cavity of the valve body (1), one end of the piston (3) is in transmission connection with the piston through a spring (4) movably sleeved in the inner cavity of the valve body (1), a communication hole (5) with a U-shaped structure is formed in the valve body (1), the thickness of the spring (4) is smaller than the distance between two ports of the communication hole (5) with the U-shaped structure, and in an initial state, the outer surface of one port of the communication hole (5) coincides with the left end of the spring (4).
2. The accelerated life test system of claim 1, wherein a set of temperature transmitters connected to the tank are fixedly mounted on the outside of the thermal insulation box, so as to detect the temperature of the medium in the tank and the ambient temperature in the thermal insulation box, and transmit the feedback to the data acquisition module.
3. The accelerated life test system of claim 2, wherein the first and second circulation circuits are each provided with a safety alarm system for detecting and controlling the upper and lower limits of the temperature, pressure and flow of the medium in the piping system and ensuring that the temperature, pressure and flow of the medium in the piping system are within a controllable range.
4. The accelerated life test system of water pump according to claim 1, wherein an electrical connection is formed between a pneumatic pump station in communication with the control valve core (2) and the PLC, so as to form a coordinated control between the opening and closing actions of the pneumatic valve and a circuit control system in the test system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310040547.3A CN116292242B (en) | 2023-01-13 | 2023-01-13 | Water pump accelerated life test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310040547.3A CN116292242B (en) | 2023-01-13 | 2023-01-13 | Water pump accelerated life test system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116292242A CN116292242A (en) | 2023-06-23 |
| CN116292242B true CN116292242B (en) | 2024-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202310040547.3A Active CN116292242B (en) | 2023-01-13 | 2023-01-13 | Water pump accelerated life test system |
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| CN (1) | CN116292242B (en) |
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| CN113357139A (en) * | 2021-08-10 | 2021-09-07 | 焕新汽车科技(南通)有限公司 | Automatic performance test system for electronic water pump of recovery engine |
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| CN115247643A (en) * | 2021-04-25 | 2022-10-28 | 中国科学院理化技术研究所 | Liquid hydrogen booster pump performance test platform and test method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7798781B2 (en) * | 2006-02-22 | 2010-09-21 | Hamilton Sundstrand Corporation | Metering pump with self-calibration and health prediction |
| US11073150B2 (en) * | 2018-12-12 | 2021-07-27 | Haines Fire & Risk Consulting | Method, system, and apparatus for testing pumps |
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2023
- 2023-01-13 CN CN202310040547.3A patent/CN116292242B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202954956U (en) * | 2012-11-30 | 2013-05-29 | 上海理工大学 | Continuous liquid carrying operation and liquid loading start operation test device for compressor |
| CN105715530A (en) * | 2014-12-04 | 2016-06-29 | 国家电网公司 | Accelerated life test platform for water pump of converter valve cooling system and test method of accelerated life test platform |
| CN109026651A (en) * | 2018-08-30 | 2018-12-18 | 莱茵技术（上海）有限公司 | A kind of interior Water pump performance testing system |
| CN112814885A (en) * | 2020-08-05 | 2021-05-18 | 昆明嘉和科技股份有限公司 | High-precision automatic test equipment and method for industrial pump |
| CN115247643A (en) * | 2021-04-25 | 2022-10-28 | 中国科学院理化技术研究所 | Liquid hydrogen booster pump performance test platform and test method |
| CN113357139A (en) * | 2021-08-10 | 2021-09-07 | 焕新汽车科技(南通)有限公司 | Automatic performance test system for electronic water pump of recovery engine |
| CN114753996A (en) * | 2022-05-07 | 2022-07-15 | 上海金脉汽车电子有限公司 | Water pump test bench and test method |
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| CN116292242A (en) | 2023-06-23 |
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