CN204212832U - Engine motor oil constant temperature device - Google Patents
Engine motor oil constant temperature device Download PDFInfo
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- CN204212832U CN204212832U CN201420629441.3U CN201420629441U CN204212832U CN 204212832 U CN204212832 U CN 204212832U CN 201420629441 U CN201420629441 U CN 201420629441U CN 204212832 U CN204212832 U CN 204212832U
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Abstract
The utility model is a kind of engine motor oil constant temperature device, comprise motor, circulating water pump, plate type heat exchanger, electric heater, external refrigeration water inlet, external refrigeration water out, motor oil outlet, oil pump, engine oil return mouth and engine sump tank, it is characterized in that: also comprise engine oil temperature and control threeway solenoid valve, engine temperature controller, profit plate type heat exchanger, engine oil inlet sensor for measuring temperature and engine sump tank sensor for measuring temperature, described engine temperature controller is connected on motor working connection, PID controller is adopted to control water inflow of the engine or water-exit temperature, described profit plate type heat exchanger is serially connected with on the working connection between motor oil outlet and engine oil return mouth, for the heat exchange between cooling liquid and machine oil, the temperature value signal measured that engine temperature controller feeds back according to engine oil inlet sensor for measuring temperature, engine oil temperature is controlled.
Description
Technical field
The utility model relates to a kind of for heating engine motor oil and the device of constant temperature, particularly discloses a kind of engine motor oil constant temperature device, belongs to control technique field.
Background technique
The heat energy acting that motor relies on fuel combustion to produce, obtains Power output, needs lubricate each motion parts of motor and cool simultaneously.If each kinematic pair of motor can not obtain suitable fuel feeding in time and be discharged by fricative heat, harm can be brought to the reliable running of motor.In engine operation process, usually adopt the scheme carrying machine oil cooler to be discharged by used heat, ensure that oil temperature is in a suitable scope, does not need strict controller oil temperature.Engine oil temperature not only affects engine reliable and runs, and also produces important impact to the storage of engine motor oil, life-span and degree of aging.When motor carries out performance development, require that in process of the test, oil temperature can control, control accuracy is higher, more accurate to the research of engine motor oil each several part parameter.
Summary of the invention
The purpose of this utility model is the problem in order to solve prior art, performance study is carried out to motor, design a kind of engine motor oil constant temperature device, with refrigeration and heating, accurately can control motor turnover oil temperature, control accuracy can reach 0.5 degree, and before engine test, can carry out preheating to engine motor oil.The utility model can provide necessary condition support to the research of the various performance parameter of motor and improvement.
The utility model is achieved in that a kind of engine motor oil constant temperature device, comprise motor, circulating water pump, plate type heat exchanger, electric heater, external refrigeration water inlet, external refrigeration water out, motor oil outlet, oil pump, engine oil return mouth and engine sump tank, it is characterized in that: also comprise engine oil temperature and control threeway solenoid valve, engine temperature controller, profit plate type heat exchanger, engine oil inlet sensor for measuring temperature and engine sump tank sensor for measuring temperature, described engine temperature controller is connected on motor working connection, PID controller is adopted to control water inflow of the engine or water-exit temperature, described profit plate type heat exchanger is serially connected with on the working connection between motor oil outlet and engine oil return mouth, for the heat exchange between cooling liquid and machine oil, the temperature value signal measured that engine temperature controller feeds back according to engine oil inlet sensor for measuring temperature, engine oil temperature is controlled.Described engine oil temperature controls threeway solenoid valve and is connected on motor working connection, is close to engine temperature controller, realizes the control to motor water inlet and outlet temperature by the ratio controlling cold water and hot water.The C3900 model PID controller that described PID controller adopts Zhejiang Zhong Kong group to produce.
To annotate in engine motor oil constant temperature device enough cooling waters, ON cycle water pump, cooling water enters plate type heat exchanger and electric heater respectively, control threeway solenoid valve by engine oil temperature and control cold-hot water proportion, the temperature value measured that engine temperature controller feeds back according to engine oil inlet sensor for measuring temperature and engine sump tank sensor for measuring temperature, accurate controller oil temperature.
The beneficial effects of the utility model are:
1, no matter be in variable working condition, or at steady state condition, accuracy of temperature control can reach ± 0.5 DEG C (engine oil inlet temperature, or oil sump temperature);
2, temperature controlling range can set as required;
3, be designed with electric heater, engine warm-up time is shortened greatly;
4, the utility model adopts indirect heating method, namely by heated cooling fluid (i.e. cooling water), then heats machine oil by profit plate type heat exchanger;
5, with oil pump, the utility model device extracts machine oil from engine sump tank, is finally back in engine sump tank again;
6, engine oil temperature controls threeway solenoid valve and adopts PID controller, by regulating cooling water flow to reach temperature control index, having optimal response speed, there will not be hyperharmonic oscillatory occurences.
Accompanying drawing explanation
Fig. 1 is the utility model engine motor oil constant temperature device each parts annexation schematic diagram.
In figure: 1, outlet valve; 2, pressure controlled valve; 3, swelling water tank; 4, engine oil temperature controls threeway solenoid valve; 5, engine temperature controller; 6, profit plate type heat exchanger; 7, oil pump; 8, engine oil inlet sensor for measuring temperature; 9, motor oil outlet; 10, engine sump tank; 11, engine sump tank sensor for measuring temperature; 12, engine oil return mouth; 13, external refrigeration water inlet; 14, external refrigeration water out; 15, Self-operated temperature control valve; 16, plate type heat exchanger; 17, electric heater; 18, circulating water pump.
Embodiment
With reference to the accompanying drawings, a kind of engine motor oil constant temperature device of the utility model, comprises motor, circulating water pump 18, plate type heat exchanger 16, electric heater 17, external refrigeration water inlet 13, external refrigeration water out 14, motor oil outlet 9, oil pump 7, engine oil return mouth 12, engine sump tank 10, engine oil temperature control threeway solenoid valve 4, engine temperature controller 5, profit plate type heat exchanger 6, engine oil inlet sensor for measuring temperature 8 and engine sump tank sensor for measuring temperature 11.Engine temperature controller 5 is connected on motor working connection, adopts PID controller to control water inflow of the engine or water-exit temperature.Profit plate type heat exchanger 6 is serially connected with on the working connection between motor oil outlet 9 and engine oil return mouth 12, for the heat exchange between cooling liquid (i.e. cooling water) and machine oil, the temperature value signal measured that engine temperature controller 5 feeds back according to engine oil inlet sensor for measuring temperature 8, controls engine oil temperature.Engine oil temperature controls threeway solenoid valve 4 and is connected on motor working connection, is close to engine temperature controller 5, realizes the control to motor water inlet and outlet temperature by the ratio controlling cold water and hot water.The C3900 model PID controller that described PID controller adopts Zhejiang Zhong Kong group to produce.
To annotate in the utility model engine motor oil constant temperature device enough cooling waters, ON cycle water pump 18, cooling water enters plate type heat exchanger 16 and electric heater 17 respectively, control threeway solenoid valve 4 by engine oil temperature and control cold-hot water proportion, the temperature value measured that engine temperature controller 5 feeds back according to engine oil inlet sensor for measuring temperature 8 and engine sump tank sensor for measuring temperature 11, accurate controller oil temperature.
Mounting interface of the present utility model has: motor oil outlet 9, engine oil return mouth 12, external refrigeration water inlet 13 and external refrigeration water out 14.External refrigeration water inlet 13 connects the water of the cooling of extraneous supply, is generally open type or enclosed cooling tower supply the water of coming, and when requiring control engine oil temperature lower, also can be used for should the water of more low temperature, as chilled water etc.External refrigeration water out 14 connects the return pipe of the water of extraneous cooling, gets back to open type or enclosed cooling tower, or low-temperature cold water unit.Engine oil filler opening 9, for connecing engine sump tank oil outlet tube.Engine oil return mouth 12, for connecing engine sump tank return tube.
Outlet valve 1 is for the air in automatic removing device.Pressure controlled valve 2 is for the pressure in control system, and when pressure is greater than setting value, outlet valve is automatically opened and discharged certain liquid, and exhaust pressure can set.The space of swelling water tank 3 for expanding after providing to the moisture content in device to be heated.Engine oil temperature controls threeway solenoid valve 4, by controlling the ratio of cold water and hot water, and final control motor water inlet and outlet temperature.Engine temperature controller 5, adopts PID controller to control water inflow of the engine or water-exit temperature.Profit plate type heat exchanger 6, for carrying out heat exchange between cooling liquid and machine oil.Oil pump 7, for providing power for oil circulation.Engine oil inlet sensor for measuring temperature 8, for feedback control on engine entering water temp.Motor oil outlet 9, for connecing engine sump tank oil outlet.Engine sump tank 10, for depositing the circulation machine oil of motor, is the parts of in motor.Engine sump tank sensor for measuring temperature 11, for measuring engine sump tank temperature, also may be used for feedback control on engine oil temperature.Engine oil return mouth 12, for connecing engine motor oil return tube.External refrigeration water inlet 13, for connecing external refrigeration water.External refrigeration water out 14, for connecing external refrigeration water return pipe.Self-operated temperature control valve 15, automatically according to temperature level control valve opening, can save outside water output.Plate type heat exchanger 16, for cold and hot exchange.Electric heater 17, can preheat the water in device.Circulating water pump 18, for providing cooling liquid water circulation, overcomes the additional drag that device brings.
The utility model engine motor oil constant temperature device working procedure is as follows:
To annotate in device enough cooling liquids, circulating water pump 18 is opened, enter plate type heat exchanger 16, electric heater 17 respectively, engine oil temperature controls threeway solenoid valve 4 and accurately controls cold-hot water proportion, the parameter of PID controller sets in engine temperature controller 5, by engine oil inlet sensor for measuring temperature 8 or engine sump tank sensor for measuring temperature 11 measuring tempeature value and as feedback quantity, thus reach accurate controller oil temperature.Control threeway solenoid valve 4 cooling liquid out from engine oil temperature and carry out thermostatically control by profit plate type heat exchanger 6 pairs of machine oil.Oil pump 7 is opened, and extracts the machine oil in engine sump tank 10, flows through the cold and hot exchange that profit plate type heat exchanger 6 carries out cooling water and machine oil, then be back in engine sump tank 10.
Claims (3)
1. an engine motor oil constant temperature device, comprise motor, circulating water pump, plate type heat exchanger, electric heater, external refrigeration water inlet, external refrigeration water out, motor oil outlet, oil pump, engine oil return mouth and engine sump tank, it is characterized in that: also comprise engine oil temperature and control threeway solenoid valve, engine temperature controller, profit plate type heat exchanger, engine oil inlet sensor for measuring temperature and engine sump tank sensor for measuring temperature, described engine temperature controller is connected on motor working connection, PID controller is adopted to control water inflow of the engine or water-exit temperature, described profit plate type heat exchanger is serially connected with on the working connection between motor oil outlet and engine oil return mouth, for the heat exchange between cooling liquid and machine oil, the temperature value signal measured that engine temperature controller feeds back according to engine oil inlet sensor for measuring temperature, engine oil temperature is controlled.
2. according to the engine motor oil constant temperature device described in claim 1, it is characterized in that: described engine oil temperature controls threeway solenoid valve and is connected on motor working connection, be close to engine temperature controller, realize the control to motor water inlet and outlet temperature by the ratio controlling cold water and hot water.
3. the engine motor oil constant temperature device according to claim 1 or 2, it is characterized in that: enough cooling waters of annotating in engine motor oil constant temperature device, ON cycle water pump, cooling water enters plate type heat exchanger and electric heater respectively, control threeway solenoid valve by engine oil temperature and control cold-hot water proportion, the temperature value measured that engine temperature controller feeds back according to engine oil inlet sensor for measuring temperature and engine sump tank sensor for measuring temperature, accurate controller oil temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420629441.3U CN204212832U (en) | 2014-10-28 | 2014-10-28 | Engine motor oil constant temperature device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420629441.3U CN204212832U (en) | 2014-10-28 | 2014-10-28 | Engine motor oil constant temperature device |
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| Publication Number | Publication Date |
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| CN204212832U true CN204212832U (en) | 2015-03-18 |
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| CN201420629441.3U Active CN204212832U (en) | 2014-10-28 | 2014-10-28 | Engine motor oil constant temperature device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793663A (en) * | 2015-04-13 | 2015-07-22 | 成都诚邦动力测试仪器有限公司 | Engine oil constant-temperature automatic control system based on logic gate control |
| CN104989488A (en) * | 2015-07-17 | 2015-10-21 | 河南柴油机重工有限责任公司 | Outer auxiliary system for engine used in extremely cold environment |
| CN106401691A (en) * | 2016-08-31 | 2017-02-15 | 泰豪科技股份有限公司 | Engine oil circulating system of engine and filter paper manufacturing technology for system |
| CN109826687A (en) * | 2019-04-08 | 2019-05-31 | 清华大学苏州汽车研究院（吴江） | A kind of lubricating oil temperature control system and method for engine rig test |
| CN110243607A (en) * | 2019-07-12 | 2019-09-17 | 吉孚动力技术(中国)有限公司 | A kind of engine performance test stand frame oil temperature control system |
-
2014
- 2014-10-28 CN CN201420629441.3U patent/CN204212832U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793663A (en) * | 2015-04-13 | 2015-07-22 | 成都诚邦动力测试仪器有限公司 | Engine oil constant-temperature automatic control system based on logic gate control |
| CN104989488A (en) * | 2015-07-17 | 2015-10-21 | 河南柴油机重工有限责任公司 | Outer auxiliary system for engine used in extremely cold environment |
| CN106401691A (en) * | 2016-08-31 | 2017-02-15 | 泰豪科技股份有限公司 | Engine oil circulating system of engine and filter paper manufacturing technology for system |
| CN109826687A (en) * | 2019-04-08 | 2019-05-31 | 清华大学苏州汽车研究院（吴江） | A kind of lubricating oil temperature control system and method for engine rig test |
| CN110243607A (en) * | 2019-07-12 | 2019-09-17 | 吉孚动力技术(中国)有限公司 | A kind of engine performance test stand frame oil temperature control system |
| CN110243607B (en) * | 2019-07-12 | 2024-05-17 | 吉孚动力技术(中国)有限公司 | Engine oil temperature control system of engine performance test bed |
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