CN204532890U - A kind of system improving testing water pump precision - Google Patents
A kind of system improving testing water pump precision Download PDFInfo
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- CN204532890U CN204532890U CN201520175365.8U CN201520175365U CN204532890U CN 204532890 U CN204532890 U CN 204532890U CN 201520175365 U CN201520175365 U CN 201520175365U CN 204532890 U CN204532890 U CN 204532890U
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- water pump
- water
- water tank
- outlet pipe
- test
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Abstract
The utility model discloses a kind of system improving testing water pump precision, comprise: water system, test system and control system, described water system comprises: water tank, outlet pipe and intake pipe, one end of described outlet pipe and one end of intake pipe connecting test system respectively, the other end connects water tank respectively; Described test system comprises: test platform, fixture and lift platform, described fixture is arranged on lift platform, described lift platform is arranged at the side of test platform, the below of described test platform is provided with motor A, the top of test platform is provided with rotating shaft, described motor A is for driving this rotating shaft, and one end of described rotating shaft is arranged near fixture; Described control system comprises: PLC distribution box, computer and be installed on the flow transducer of water system, electric ball valve and ratio adjusting valve.By the way, the utility model can improve versatility and the testing precision of Water pump performance testing system.
Description
Technical field
The utility model relates to automobile engine water pump field, particularly relates to a kind of system improving testing water pump precision.
Background technique
Automobile engine water pump is the important component part of automobile, and its basic structure is made up of parts such as water pump cover, land or belt pulley, water pump spindle and bearing or shaft connecting bearing, water pump vane and water seal arrangements.Motor drives water pump bearing and wheel rotation by belt pulley, and the cooling liquid in water pump is driven by impeller and rotates together, is thrown toward the edge of water pump cover under the influence of centrifugal force, produces certain pressure simultaneously, then flows out from water outlet or water pipe.Pressure reduces because cooling liquid is thrown out of for the center of impeller, and the cooling liquid in water tank is inhaled in impeller through water pipe under the differential pressure action of unit fixed on water pump suction and impeller central, realizes the reciprocation cycle of cooling liquid.
Current testing water pump platform, specialized designs Testing Platform and parallel water pump fixture, can only be controlled by PLC central processing unit (CPU) and show the pressure of water pump under different rotating speeds state, flow, pressure drop ratio, being aggregated into by sensor image data and controlling computer and display comparison gap percentage.Current testing water pump platform is general-utility test platform; But the function and structure of different water pump is different, need again to develop new coupling testing jig special.Motor fixed rotating speed water pump rotates fails complete simulated automotive water pump changeable operating conditions of rotating speed under complex environment.
Model utility content
The technical problem that the utility model mainly solves is to provide a kind of system improving testing water pump precision, the performance parameters such as the flow of water pump water mechanical property under different rotating speeds, pressure, pressure reduction ratio under simulated engine working state can be solved and cannot carry out with genuine pump performance the technical problem that accurately contrasts, improve the versatility of Water pump performance testing system.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: provide a kind of system improving testing water pump precision, comprise: water system, test system and control system, described water system comprises: water tank, outlet pipe and intake pipe, one end of described outlet pipe and one end of intake pipe connecting test system respectively, the other end connects water tank respectively; Described test system comprises: test platform, fixture and lift platform, described fixture is arranged on lift platform, described lift platform is arranged at the side of test platform, the below of described test platform is provided with motor A, the top of test platform is provided with rotating shaft, described motor A is for driving this rotating shaft, and one end of described rotating shaft is arranged near fixture; Described control system comprises: PLC distribution box, computer and be installed on the flow transducer of water system, electric ball valve and ratio adjusting valve.
Preferably, described outlet pipe comprises: little outlet pipe and large outlet pipe, and described little outlet pipe is provided with flow transducer A, electric ball valve A and ratio adjusting valve A; Described large outlet pipe is provided with sensor B, electric ball valve B and ratio adjusting valve B; Described intake pipe is provided with electric ball valve C.
Preferably, the below of described lift platform is provided with lowering or hoisting gear, and described lowering or hoisting gear adopts Worm Wheel System and motor to drive.
Preferably, also comprise a water storage box, described water storage box is by pipeline connecting test system and water system respectively.
Preferably, the side of described water tank is provided with a liquid level sensor, the liquid level be used in monitoring water tank.
Preferably, the top of described water tank is provided with an outlet valve, is used for controlling the atmospheric pressure in water tank.
Preferably, be also provided with a heating unit in described water tank, described heating unit is controlled by control system.
Preferably, the sidewall of described water tank is provided with a heating unit, for heating the liquid in water tank.
The beneficial effects of the utility model are: 1, adopt PLC intelligent control, sensor can automatic capturing different rotating speeds running state downforce, flow and time, be completed rear automatically bearing results and correlation curve, relatively in the past equipment save time, laborsaving, efficiency is high; 2, testing water pump precision and flow parameter trueness error are within +/-1.00%; 3, adopt different fixtures according to the type of water pump, improve the versatility of test system.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view improving system one preferred embodiment of testing water pump precision of the utility model;
In accompanying drawing, the mark of each parts is as follows: 1, water tank, 2, outlet pipe, 21, little outlet pipe, 22, large outlet pipe, 23, flow transducer A, 24, flow transducer B, 25, electric ball valve A, 26, electric ball valve B, 27, electric ball valve C, 28, ratio adjusting valve A, 29, ratio adjusting valve B, 3, intake pipe, 4, fixture, 5, test platform, 6, motor A, 61, rotating shaft, 7, lift platform, 71, lowering or hoisting gear, 8, water storage box, 81, backflow water pump, 9, PLC distribution box, 10, computer, 11, liquid level sensor, 12, outlet valve, 13, heating unit.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Refer to Fig. 1, the utility model is embodiment comprise:
A kind of system improving testing water pump precision, comprise: water system, test system and control system, described water system comprises: water tank 1, outlet pipe 2 and intake pipe 3, one end of described outlet pipe 2 and one end of intake pipe 3 connecting test system respectively, and the other end connects water tank 1 respectively; Described test system comprises: test platform 5, fixture 4 and lift platform 7, described fixture 4 is arranged on lift platform 7, described lift platform 7 is arranged at the side of test platform 5, the below of described test platform 5 is provided with motor A6, the top of test platform 5 is provided with rotating shaft 61, described motor A6 is for driving this rotating shaft 61, and one end of described rotating shaft 61 is arranged near fixture 4, and this rotating shaft 61 is used for driving the pump operation on fixture 4; Described control system comprises: PLC distribution box 9, computer 10 and be installed on the flow transducer (23,24) of water system, electric ball valve (25,26,27) and ratio adjusting valve (28,29).
Fixture 4 in the utility model can carry out changing according to the model of water pump, only needs original fixture to pull down from lift platform 7, changes the new fixture with water pump coupling, improve the versatility of whole system.
Operationally, described intake pipe 3 and outlet pipe 2 are connected to the intake-outlet (not indicating in figure) of water pump respectively, and the water in water tank 1 flows into pump intake from intake pipe 3, and water flows out from pump outlet and enters outlet pipe 2, last reflow tank 1.When changing fixture 4 and different water pump, pipeline has the water spilt then to be back to water storage box 8 by pipeline, by backflow water pump 81, hydraulic pressure is entered in water tank 1.Certainly, the water in the utility model is not unique tested media, can be other cooling liquid or medium yet.
Working principle of the present utility model is as follows: one, open the power switch of PLC distribution box 9, temperature controller, opens the water pump integration testing software in computer 10 simultaneously, inputs five groups of different rotating speeds and often organizes measurement of rotating speed 5 parameters; Two, PLC controls motor A6 and drives water pump rotation fixing on fixture 4, current enter intake pipe 3 from water tank 1, large outlet pipe 22 and little outlet pipe 21 is entered through water pump vane rotary actuation, 2 electric ball valves (25,26) open or close size rising pipe (21/22) according to the size of current, and current are back to water tank 1 through that root outlet pipe opened; Three, by the ratio adjusting valve (28/29) of PLC program control outlet pipe 2, open flow transducer (23/24), automatic detecting to parameter feedbacks such as different five groups of pressure, flow, speed, the lifts of rotating speed to operating software; Four, for technician, the parameters finally directly reflecting water pump on computer 10 screen judges whether the above-mentioned performance of water pump meets the requirements.
The side of described water tank 1 is provided with a liquid level sensor 11, the liquid level be used in monitoring water tank 1.When the liquid level in water tank 1 is lower than the value set, PLC automatically controls backflow water pump 81 and starts, by the Liquid transfer in water storage box 8 in water tank 1.
The top of described water tank 1 is provided with an outlet valve 12, and this outlet valve 12, with corresponding monitor and control facility, is used for monitoring the atmospheric pressure in water tank 1, ensure that the Security of water tank.
The sidewall of described water tank is also provided with a heating unit 13, and this heating unit 13 is controlled automatically by PLC, can heat the liquid in water tank 1, thus provides the test liquid of different temperatures for water pump.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. one kind is improved the system of testing water pump precision, it is characterized in that, comprise: water system, test system and control system, described water system comprises: water tank, outlet pipe and intake pipe, one end of described outlet pipe and one end of intake pipe connecting test system respectively, the other end connects water tank respectively; Described test system comprises: test platform, fixture and lift platform, described fixture is arranged on lift platform, described lift platform is arranged at the side of test platform, the below of described test platform is provided with motor A, the top of test platform is provided with rotating shaft, described motor A is for driving this rotating shaft, and one end of described rotating shaft is arranged near fixture; Described control system comprises: PLC distribution box, computer and be installed on the flow transducer of water system, electric ball valve and ratio adjusting valve.
2. a kind of system improving testing water pump precision according to claim 1, it is characterized in that, described outlet pipe comprises: little outlet pipe and large outlet pipe, and described little outlet pipe is provided with flow transducer A, electric ball valve A and ratio adjusting valve A; Described large outlet pipe is provided with sensor B, electric ball valve B and ratio adjusting valve B; Described intake pipe is provided with electric ball valve C.
3. a kind of system improving testing water pump precision according to claim 1, it is characterized in that, the below of described lift platform is provided with lowering or hoisting gear, and described lowering or hoisting gear adopts Worm Wheel System and motor to drive.
4. a kind of system improving testing water pump precision according to claim 1, is characterized in that, also comprise a water storage box, and described water storage box is by pipeline connecting test system and water system respectively.
5. a kind of system improving testing water pump precision according to claim 1, is characterized in that, the side of described water tank is provided with a liquid level sensor, the liquid level be used in monitoring water tank.
6. a kind of system improving testing water pump precision according to claim 1, is characterized in that, the top of described water tank is provided with an outlet valve, is used for controlling the atmospheric pressure in water tank.
7. a kind of system improving testing water pump precision according to claim 1, is characterized in that, be also provided with a heating unit in described water tank, described heating unit is controlled by control system.
8. a kind of system improving testing water pump precision according to claim 1, is characterized in that, the sidewall of described water tank is provided with a heating unit, for heating the liquid in water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175365.8U CN204532890U (en) | 2015-03-26 | 2015-03-26 | A kind of system improving testing water pump precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175365.8U CN204532890U (en) | 2015-03-26 | 2015-03-26 | A kind of system improving testing water pump precision |
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| Publication Number | Publication Date |
|---|---|
| CN204532890U true CN204532890U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520175365.8U Expired - Fee Related CN204532890U (en) | 2015-03-26 | 2015-03-26 | A kind of system improving testing water pump precision |
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| Country | Link |
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| CN (1) | CN204532890U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763646A (en) * | 2015-03-26 | 2015-07-08 | 道氏（苏州）汽车部件有限公司 | System for improving performance test precision of water pump |
-
2015
- 2015-03-26 CN CN201520175365.8U patent/CN204532890U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763646A (en) * | 2015-03-26 | 2015-07-08 | 道氏（苏州）汽车部件有限公司 | System for improving performance test precision of water pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20180326 |
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| CF01 | Termination of patent right due to non-payment of annual fee |