CN212296825U - Water pump test bed capable of testing pressure value adjustment - Google Patents
Water pump test bed capable of testing pressure value adjustment Download PDFInfo
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- CN212296825U CN212296825U CN202020434651.2U CN202020434651U CN212296825U CN 212296825 U CN212296825 U CN 212296825U CN 202020434651 U CN202020434651 U CN 202020434651U CN 212296825 U CN212296825 U CN 212296825U
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- water
- water pump
- water tank
- pipeline
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 193
- 238000012360 testing method Methods 0.000 title claims abstract description 52
- 230000001105 regulatory effect Effects 0.000 claims abstract description 9
- 230000008676 import Effects 0.000 claims abstract 3
- 239000007788 liquid Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 5
- 239000000110 cooling liquid Substances 0.000 description 5
- 239000002826 coolant Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012857 repacking Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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Abstract
The utility model provides a can carry out water pump test bench that test pressure value was adjusted, includes dynamometer, water pump that awaits measuring, closed water tank and connects outlet pipe way and the return water pipeline in closed water tank lower part respectively, outlet pipe way's end is connected with the water inlet of water pump that awaits measuring, is provided with thermometer, import adjusting valve and inlet pressure gauge on outlet pipe way, and return water pipeline's end is connected with the delivery port of the water pump that awaits measuring, is provided with export manometer, flowmeter and export adjusting valve on return water pipe way, is provided with bleeder line and pressure regulating pipeline on closed water tank's top, the bleeder line on be provided with safety vent valve, the end of pressure regulating pipeline is provided with electric air pump, the utility model discloses can carry out accurate detection to the performance value of water pump under the different reference pressure, can.
Description
Technical Field
The utility model relates to a water pump test technical field, specific water pump test bench that detects water pump performance that says so can be better.
Background
The water pump is a component of an engine cooling system and is used for pumping cooling liquid, so that the cooling liquid is quickly circulated between an engine and a water tank, heat generated by the work of the engine is taken away, and the normal work of the engine is ensured. After the water pump product is produced, all need carry out corresponding survey to its each item performance generally, can normal operating after guaranteeing the water pump to install the engine, satisfy the needs of engine work.
The water pump test bed is equipment for testing the performance of a water pump, and at present, the water pump test bed in the prior art can only test the performance of the water pump under one pressure. When the water pump actually works, when the arrangement of the cooling system is different or the configuration of the engine is different, the pressure at the inlet of the water pump is different, and the water pump shows different performances.
Therefore, how to reasonably improve the existing water pump test bed and accurately detect the performance values of the water pumps under different reference pressures is actually necessary.
SUMMERY OF THE UTILITY MODEL
The technical purpose of the utility model is that: through the adjustment and improvement of the structure of the water pump test bed, the water pump test bed capable of accurately detecting the performance values of the water pumps under different reference pressures is designed and prepared, and technical and parameter guidance is provided for an engine cooling system.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a water pump test bed capable of testing pressure value adjustment comprises a dynamometer, a water pump to be tested, a closed water tank, a water outlet pipeline and a water return pipeline, wherein the water outlet pipeline and the water return pipeline are respectively connected to the lower part of the closed water tank, the tail end of the water outlet pipeline is connected with a water inlet of the water pump to be tested, a thermometer, an inlet adjusting valve and an inlet pressure gauge are arranged on the water outlet pipeline, the tail end of the water return pipeline is connected with a water outlet of the water pump to be tested, an outlet pressure gauge, a flow meter and an outlet adjusting valve are arranged on the water return pipeline, an air relief pipeline and a pressure adjusting pipeline are arranged at the top end of the closed water tank, a safety air release valve is arranged on the air relief pipeline, an electric air pump is arranged at the tail end of the pressure adjusting pipeline, an air pressure gauge for detecting air pressure in, and the water inlet pipe and the water discharge pipe are respectively provided with a water inlet valve and a water discharge valve.
Preferably, the dynamometer is arranged on one side of the water pump to be measured.
Preferably, the water outlet pipeline and a connecting port on the closed water tank as well as the water return pipeline and a connecting port on the closed water tank are positioned on the same horizontal plane.
Preferably, the water inlet pipe and the connecting port on the closed water tank as well as the water discharge pipe and the connecting port on the closed water tank are positioned on the same horizontal plane.
Preferably, a heater for heating the liquid in the closed water tank is further provided at the lower part of the closed water tank.
Preferably, the adjustable pressure range of the electric air pump is 50kPa-200 kPa.
Has the advantages that:
the utility model discloses a can test water pump test bench that pressure value adjusted, simple structure, reasonable in design. Set up electric air pump and air pressure meter through the top at the closed water tank in the device, can be quick, accurate carry out effective regulation to the air pressure in the closed water tank, and then make the pressure of water pump water inlet department that awaits measuring change thereupon to water pump performance under the different entry pressures of measurement satisfies the requirement that water pump test bench can measure the actual operating condition of water pump, and provides the guidance for the cooling system of engine. The device is convenient to operate integrally, low in modification cost, high in operability and good in practical effect.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the closed water tank of the present invention;
reference numerals: 1. the device comprises a dynamometer, 2, a water pump to be tested, 3, a closed water tank, 4, a water outlet pipeline, 5, a water return pipeline, 6, a thermometer, 7, an inlet adjusting valve, 8, an inlet pressure gauge, 9, an outlet pressure gauge, 10, a flow meter, 11, an outlet adjusting valve, 12, a gas discharge pipeline, 13, a pressure regulating pipeline, 14, a safety gas discharge valve, 15, an electric air pump, 16, an air pressure gauge, 17, a water level gauge, 18, a water inlet pipe, 19, a water discharge pipe, 20, a water inlet valve, 21, a water discharge valve, 22 and a heater.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
as shown in the figure, the water pump test bed capable of testing and adjusting the pressure value comprises a dynamometer 1, a water pump 2 to be tested, a closed water tank 3, a water outlet pipeline 4 and a water return pipeline 5 which are connected to the lower portion of the closed water tank 3 respectively, the dynamometer 1 is connected with the water pump 2 to be tested together, and the dynamometer 1 drives the water pump 2 to be tested to rotate. The tail end of the water outlet pipeline 4 is connected with a water inlet of a water pump 2 to be detected, a thermometer 6, an inlet regulating valve 7 and an inlet pressure gauge 8 are arranged on the water outlet pipeline 4, the tail end of the water return pipeline 5 is connected with a water outlet of the water pump 2 to be detected, an outlet pressure gauge 9, a flow meter 10 and an outlet regulating valve 11 are arranged on the water return pipeline 5, an air release pipeline 12 and a pressure regulating pipeline 13 are arranged at the top end of the closed water tank 3, a safety air release valve 14 is arranged on the air release pipeline 12, so that danger caused by overlarge air pressure at the upper part of the closed water tank 3 can be prevented, and when the pressure of air in the closed water tank is overlarge, the safety air release valve 14 can be opened to enable high-pressure air in the closed water tank to be released into; the tail end of the pressure regulating pipeline 13 is provided with an electric air pump 15 capable of pressurizing or decompressing, and the electric air pump 15 can control the pressure of the air at the upper part of the closed water tank 3 to change from 50kPa to 200kPa, so that the inlet pressure of the water pump can be ensured to have a larger change range when the water pump operates, and the performance of the water pump under different inlet pressures can be obtained. Still be provided with the air pressure gauge 16 that is used for detecting air pressure in closed water tank 3 on the top of closed water tank 3, one side at closed water tank 3 is provided with water gauge 17, can look over the water level height of closed water tank 3, guarantee that the water level height is at reasonable within range, still be provided with inlet tube 18 and drain 19 in the lower part of closed water tank 3, and install water intaking valve 20 and drain valve 21 on inlet tube 18 and the drain 19 respectively, be used for to add and put away the coolant liquid in the closed water tank 3, still be provided with heater 22 in the lower part of closed water tank 3, can be used to heat the coolant liquid in the closed water tank 3, guarantee that the temperature of coolant liquid is in the within range of experimental requirement.
Preferably, the water outlet pipeline 4 and a connection port on the closed water tank 3, and the water return pipeline 5 and a connection port on the closed water tank 3 are located on the same horizontal plane.
Preferably, the inlet pipe 18 and the connection port on the closed water tank 3 and the discharge pipe 19 and the connection port on the closed water tank 3 are located on the same horizontal plane.
The utility model discloses a can carry out water pump test bench that test pressure value was adjusted can measure the performance of different reference pressure sewer pumps, for engine cooling system provides the guidance, has very big benefit to the data accuracy that improves water pump test bench, has very big market prospect.
The utility model discloses a can test water pump test bench that pressure value was adjusted when specifically using, carry out the test of the water pump performance that awaits measuring according to following step:
1. and the water pump 2 to be measured is arranged on a water pump test bed, the water pump 2 to be measured is connected with the dynamometer 1, and the water outlet pipeline 4 and the water return pipeline 5 of the closed water tank 3 are connected with the water inlet and the water outlet of the water pump 2 to be measured.
2. The water inlet valve 20 and the water discharge valve 21 of the closed water tank 3 are adjusted to ensure that the level of the cooling liquid in the closed water tank 3 is within a proper range, and then the water inlet valve 20 and the water discharge valve 21 of the closed water tank 3 are closed, so that the quality of the cooling liquid in the closed water tank 3 is not changed any more.
3. The heater 22 is turned on to make the temperature of the cooling liquid in the closed water tank 3 reach the temperature required by the test.
4. And (4) turning on the electric air pump 15, and adjusting a corresponding switch to enable the air pressure in the closed water tank 3 to reach the first pressure required by the test.
5. The dynamometer 1 is opened, the water pump 2 to be tested is driven to rotate to a first test rotating speed, the inlet adjusting valve 7 and the outlet adjusting valve 11 are adjusted, the numerical values of the inlet pressure gauge and the outlet pressure gauge of the water pump 2 to be tested under different flow rates are measured, the output torque of the dynamometer is recorded, and the performance of the water pump 2 to be tested under one test rotating speed is obtained through calculation.
6. And changing the rotating speed of the dynamometer 1, and repeating the content of the step 5 to obtain the performance of the water pump 2 to be tested at different test rotating speeds.
7. And repeating the content of the 4-6 steps to obtain the performance of the water pump 2 to be tested under different pressures and different test rotating speeds.
8. And (5) closing the dynamometer 1 to finish the test.
The utility model discloses a can test water pump test bench that pressure value was adjusted, the setting through electric air pump 15 can change 3 inside upper portion air pressures of closed water tank, makes the pressure of 2 entries of water pump that await measuring and then changes, just so can obtain the performance of the water pump 2 that awaits measuring under the different entry pressures, satisfies the requirement that water pump test bench can measure water pump actual operating condition. It just can realize the promotion of function through simple repacking to current water pump test bench, realizes easily that repacking low cost.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will recognize that changes may be made in the form and detail of the embodiments described herein without departing from the spirit and scope of the invention. The invention is intended to cover all modifications, equivalents and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a can carry out water pump test bench that test pressure value was adjusted, includes dynamometer (1), water pump (2) that awaits measuring, closed water tank (3) and connects outlet pipe way (4) and return water pipeline (5) in closed water tank (3) lower part respectively, the end of outlet pipe way (4) is connected with the water inlet of water pump (2) that awaits measuring, is provided with thermometer (6), import adjusting valve (7) and import manometer (8) on outlet pipe way (4), the end of return water pipeline (5) is connected with the delivery port of water pump (2) that awaits measuring, is provided with export manometer (9), flow meter (10) and export adjusting valve (11), its characterized in that on return water pipeline (5): be provided with bleeder pipeline (12) and pressure regulating pipeline (13) on the top of closed water tank (3), bleeder pipeline (12) on be provided with safety vent valve (14), the end of pressure regulating pipeline (13) is provided with electric air pump (15), still be provided with air pressure table (16) that are used for detecting air pressure in closed water tank (3) on the top of closed water tank (3), be provided with water gauge (17) in one side of closed water tank (3), still be provided with inlet tube (18) and bleeder line (19) in the lower part of closed water tank (3), and install water intaking valve (20) and bleeder valve (21) on inlet tube (18) and bleeder line (19) respectively.
2. The water pump test bed capable of adjusting the test pressure value according to claim 1, wherein: the dynamometer (1) is arranged on one side of the water pump (2) to be measured.
3. The water pump test bed capable of adjusting the test pressure value according to claim 1, wherein: the water outlet pipeline (4) and a connecting port on the closed water tank (3) as well as the water return pipeline (5) and a connecting port on the closed water tank (3) are positioned on the same horizontal plane.
4. The water pump test bed capable of adjusting the test pressure value according to claim 1, wherein: the water inlet pipe (18) and a connecting port on the closed water tank (3) as well as the water discharge pipe (19) and a connecting port on the closed water tank (3) are positioned on the same horizontal plane.
5. The water pump test bed capable of adjusting the test pressure value according to claim 1, wherein: the lower part of the closed water tank (3) is also provided with a heater (22) for heating the liquid in the closed water tank (3).
6. The water pump test bed capable of adjusting the test pressure value according to claim 1, wherein: the adjustable pressure range of the electric air pump (15) is 50kPa-200 kPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020434651.2U CN212296825U (en) | 2020-03-30 | 2020-03-30 | Water pump test bed capable of testing pressure value adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020434651.2U CN212296825U (en) | 2020-03-30 | 2020-03-30 | Water pump test bed capable of testing pressure value adjustment |
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| Publication Number | Publication Date |
|---|---|
| CN212296825U true CN212296825U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020434651.2U Expired - Fee Related CN212296825U (en) | 2020-03-30 | 2020-03-30 | Water pump test bed capable of testing pressure value adjustment |
Country Status (1)
| Country | Link |
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| CN (1) | CN212296825U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112943594A (en) * | 2021-01-29 | 2021-06-11 | 常州雷利电机科技有限公司 | Water pump water pressure-resistant sealing test bench |
| CN116292254A (en) * | 2023-04-20 | 2023-06-23 | 上海柯渡医学科技股份有限公司 | Performance detection system and method for hemodialysis machine dialysate flow pump |
| RU234387U1 (en) * | 2024-09-30 | 2025-05-28 | Общество с ограниченной ответственностью "Газпром трансгаз Самара" | PISTON PUMPS TEST BENCH |
-
2020
- 2020-03-30 CN CN202020434651.2U patent/CN212296825U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112943594A (en) * | 2021-01-29 | 2021-06-11 | 常州雷利电机科技有限公司 | Water pump water pressure-resistant sealing test bench |
| CN112943594B (en) * | 2021-01-29 | 2023-02-07 | 常州雷利电机科技有限公司 | Water pump water pressure-resistant sealing test bench |
| CN116292254A (en) * | 2023-04-20 | 2023-06-23 | 上海柯渡医学科技股份有限公司 | Performance detection system and method for hemodialysis machine dialysate flow pump |
| RU234387U1 (en) * | 2024-09-30 | 2025-05-28 | Общество с ограниченной ответственностью "Газпром трансгаз Самара" | PISTON PUMPS TEST BENCH |
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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: 20210105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |