CN206246463U - A kind of diesel engine oil inlet and oil return voltage-regulating system - Google Patents
A kind of diesel engine oil inlet and oil return voltage-regulating system Download PDFInfo
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- CN206246463U CN206246463U CN201621336168.0U CN201621336168U CN206246463U CN 206246463 U CN206246463 U CN 206246463U CN 201621336168 U CN201621336168 U CN 201621336168U CN 206246463 U CN206246463 U CN 206246463U
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- oil
- engine oil
- pressure
- oil return
- fuel consumption
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Abstract
The utility model discloses a kind of diesel engine oil inlet and oil return voltage-regulating system, the voltage-regulating system is loaded between fuel consumption meter oil circuit and engine oil path, wherein, fuel consumption meter it is fuel-displaced through voltage-regulating system after, be then connected to engine oil inlet；After engine oil return is through voltage-regulating system pressure regulation, fuel consumption meter oil return is then connected to.
Description
Technical field
The utility model is related to engine art, specially a kind of diesel engine oil inlet and oil return voltage-regulating system.
Background technology
In engine test experience, it usually needs the oil consumption to engine is measured, need to use under normal circumstances
Fuel consumption meter.Automobile fuel consumption change in use is detected by with fuel consumption meter, the technology status of fuel system can be not only diagnosed, and
And the technology status of engine and vehicle can be diagnosed.Although there are various fuel consumption meters both at home and abroad at present, have each
Deficiency.
Such as in engine test experience, due to starting the requirement of machine testing different, the requirement for fuel consumption meter is also different.
When engine is actually detected, it is sometimes desirable to which, by oil inlet and oil return Stress control in 0Kpa~50Kpa, some start the oil return of machine testing
Pressure even requires to reach negative pressure, however, existing most fuel consumption meters can not meet such pressure requirements.
Utility model content
The purpose of this utility model is：A kind of diesel engine oil inlet and oil return voltage-regulating system is provided, engine oil inlet and oil return pressure is adjusted,
For fuel, fully burning provides condition in engine combustion room, gives full play of the economy of engine, dynamic property.
Realizing the technical scheme of above-mentioned purpose is：A kind of diesel engine oil inlet and oil return voltage-regulating system, the voltage-regulating system is loaded into
Between fuel consumption meter oil circuit and engine oil path, wherein, fuel consumption meter it is fuel-displaced through voltage-regulating system after, be then connected to engine oil inlet；Hair
After motivation oil return is through voltage-regulating system pressure regulation, fuel consumption meter oil return is then connected to.The voltage-regulating system includes
One engine oil return pressure gauge, for measuring engine oil return pressure；
One oil pump, by oil communication after the engine oil return pressure gauge；
One engine oil return pressure regulator valve, in parallel with the oil pump by oil circuit, the engine oil return pressure regulator valve is used to adjust
Save the oil pressure of engine oil return；
Pressure gauge after one pump, is used to measure by the oil by oil communication in pressure gauge after the oil pump, the pump
Engine oil return oil pressure after pump and engine oil return pressure regulation valve action；
One pressurizer tank, by oil communication after the oil pump, the pressurizer tank is used for Steady fuel consumption instrument oil return oil pressure；
One fuel consumption meter oil return pressure regulator valve, by oil communication in the pressurizer tank, the fuel consumption meter oil return pressure regulator valve is used for
Regulation fuel consumption meter oil return oil pressure；
One fuel consumption meter return pressure table, by oil communication in the fuel consumption meter oil return pressure regulator valve, the fuel consumption meter oil return
Pressure gauge is used to measure through the oil pressure of the oil circuit after the fuel consumption meter oil return pressure regulation valve action.
The front end of the oil pump or the engine oil return pressure regulator valve is additionally provided with a liquid reserve tank.
One liquid reserve tank exhaust solenoid valve is installed on the liquid reserve tank.
One pressurizer tank exhaust solenoid valve is installed on the pressurizer tank.
Described diesel engine oil inlet and oil return voltage-regulating system also includes a fire prevention filter, the liquid reserve tank exhaust solenoid valve, steady
Pressure case exhaust solenoid valve is respectively communicated with the fire prevention filter.
Described diesel engine oil inlet and oil return voltage-regulating system also includes one-way conduction valve, for by the fuel-displaced oil pressure cntrol of fuel consumption meter
Within 120KPa.
The engine oil path oil-feed is provided with
One engine oil inlet pressure regulator valve, is communicated in the one-way conduction valve, for adjusting engine oil inlet oil pressure；
One engine oil inlet pressure gauge, is communicated in after the engine oil inlet pressure regulator valve, for measuring engine oil inlet
Engine oil inlet oil pressure after pressure regulation valve action.
Also include an oil circuit temperature control loop on the engine oil path loop.
The oil circuit temperature control loop includes a heat exchanger, is installed on engine oil path, and the heat exchanger is provided with
Cooling water water inlet end and cooling water water side.
The utility model has the advantages that：The voltage-regulating system of fuel consumption meter of the present utility model, it is adaptable to low when starting machine testing
The detection of fuel consumption meter under the conditions of pressure to engine, increased the practicality and applicability of fuel consumption meter, meet in lower pressure
Under detection to engine performance；And simple structure, low cost, accuracy is high, and security performance is good.
Brief description of the drawings
The utility model is further explained with reference to the accompanying drawings and examples.
Fig. 1 is the voltage-regulating system schematic diagram of the fuel consumption meter of the utility model embodiment.
Wherein,
11 engine oil inlet interfaces；12 engine oil return interfaces；
13 engine oil inlet pressure gauges；14 engine oil inlet pressure-regulating valves；
21 heat exchangers；22 cooling water water inlet ends；
23 cooling water water sides；31 one-way conduction valves；
32 engine oil return pressure gauges；33 liquid reserve tanks；
34 oil pumps；35 engine oil return pressure regulator valves；
Pressure gauge after 36 pumps；37 pressurizer tanks；
38 fuel consumption meter return pressure tables；39 fuel consumption meter oil return interfaces；
30 fuel consumption meter oil out port；310 fuel consumption meter oil return pressure regulator valves；
41 fuel reserve tank exhaust solenoid valves；42 pressurizer tank exhaust solenoid valves；
43 fire prevention filters.
Specific embodiment
The explanation of following examples is, with reference to additional schema, to be used to illustrate the specific reality that the utility model may be used to implement
Apply example.The direction term that the utility model is previously mentioned, for example " on ", D score, "front", "rear", "left", "right", " top ", " bottom "
Deng being only the direction with reference to annexed drawings.Therefore, the direction term for using is to illustrate and understand the utility model, rather than
It is used to limit the utility model.
Embodiment, as shown in figure 1, a kind of diesel engine oil inlet and oil return voltage-regulating system, it is oily that the voltage-regulating system is loaded into fuel consumption meter
Between road and engine oil path, wherein, after fuel consumption meter fuel-displaced (fuel consumption meter oil out port 30) is through voltage-regulating system, it is then connected to start
Machine oil-feed (engine oil inlet interface 11)；Engine oil return is reconnected after (engine oil return interface 12) voltage-regulating system pressure regulation
To fuel consumption meter oil return (fuel consumption meter oil return interface 39).
Wherein, the engine oil path loop includes an engine oil path oil-feed (engine oil inlet interface 11) and engine
Oil circuit oil return (engine oil return interface 12), engine oil path oil-feed (engine oil inlet interface 11) and engine oil path oil return
One oil circuit temperature control loop is installed, oil circuit temperature control loop includes a heat exchanger 21, installs between (engine oil return interface 12)
In on engine oil return oil circuit, heat exchanger 21 is provided with cooling water water inlet end 22 and cooling water water side 23.By the oil circuit
The temperature of temperature control loop oil circuit control, it is ensured that engine oil path oil temperature is normal.
An one-way conduction valve 31, an engine oil inlet pressure regulator valve 14 and an engine oil inlet pressure gauge are provided with voltage-regulating system
13。
Engine oil inlet pressure regulator valve 14 is communicated in one-way conduction valve, for adjusting engine oil inlet oil pressure；Engine oil inlet
Pressure gauge 13 is communicated in after engine oil inlet pressure regulator valve 14, is entered for measuring the engine after engine oil inlet pressure regulation valve action
Oil pressure.One-way conduction valve 31 is used within the fuel-displaced oil pressure cntrol 120KPa of fuel consumption meter, it is ensured that engine oil inlet pressure regulator valve energy
Engine oil inlet pressure is smoothly adjusted to perfect condition.
Engine voltage-regulating system also includes an engine oil return pressure gauge 32, a liquid reserve tank 33, an oil pump 34, an engine
Pressure gauge 36, a pressurizer tank 37, a fuel consumption meter oil return pressure regulator valve 310, a fuel consumption meter return pressure after oil return pressure regulator valve 35, a pump
Table 38.
Engine oil return pressure gauge 32 is used to measure engine oil return pressure；Liquid reserve tank 33 is located at engine oil return pressure gauge
After 32, oil pump 34 is communicated in liquid reserve tank 33, meanwhile, a liquid reserve tank exhaust solenoid valve 41 is additionally provided with liquid reserve tank 33.Liquid reserve tank
33 one side be used for liquid storage voltage stabilizing, on the one hand for preventing oil pump 34 from dallying, dry combustion method.
Engine oil return pressure regulator valve 35 is in parallel with oil pump 34 by oil circuit, and engine oil return pressure regulator valve 35 starts for regulation
The oil pressure of machine oil return.After pump pressure gauge 36 by oil communication in oil pump 34, after pump pressure gauge 36 be used to measure by oil pump and
Engine oil return oil pressure after engine oil return pressure regulation valve action.
By oil communication after oil pump, pressurizer tank 37 is used for Steady fuel consumption instrument oil return oil pressure to pressurizer tank 37.Pressurizer tank
A pressurizer tank exhaust solenoid valve 42 is additionally provided with 37.Pressurizer tank 37 is used for Steady fuel consumption instrument oil return oil pressure, makes to be transmitted back to fuel consumption meter
Oil pressure it is more steady, protect fuel consumption meter flowmeter not to be hit.
By oil communication in pressurizer tank 37, fuel consumption meter oil return pressure regulator valve 310 is used to adjust fuel consumption meter oil return pressure regulator valve 310
Fuel consumption meter oil return oil pressure.Fuel consumption meter return pressure table 38 is by oil communication in fuel consumption meter oil return pressure regulator valve, fuel consumption meter oil return pressure
Power table 38 is used to measure the oil pressure of the oil circuit after being acted on through fuel consumption meter oil return pressure regulator valve 310.
Liquid reserve tank exhaust solenoid valve 41, pressurizer tank exhaust solenoid valve 42 are connected to a fire prevention filter 43, earn individual to improve
The voltage-regulating system of engine security in use.
In test experience, interface unit first checks the air-tightness of oil circuit, checks whether oil leak, is ensuring air-tightness
In the case of good, engine is opened, check whether the parameters such as oil pressure, oil consumption are stablized, if unstable, by being vented electromagnetism
Valve is exhausted, so that the parameter stability such as oil pressure, oil consumption, carries out experiment detection afterwards.
Preferred embodiment of the present utility model is these are only, is not used to limit the utility model, it is all in this practicality
Any modification, equivalent and improvement made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of diesel engine oil inlet and oil return voltage-regulating system, it is characterised in that：The voltage-regulating system is loaded into fuel consumption meter oil circuit and starts
Between machine oil road, wherein, fuel consumption meter it is fuel-displaced through voltage-regulating system after, be then connected to engine oil inlet；Engine oil return is through pressure regulation system
After system pressure regulation, fuel consumption meter oil return is then connected to.
2. diesel engine oil inlet and oil return voltage-regulating system according to claim 1, it is characterised in that：The voltage-regulating system includes
One engine oil return pressure gauge, for measuring engine oil return pressure；
One oil pump, by oil communication after the engine oil return pressure gauge；
One engine oil return pressure regulator valve, in parallel with the oil pump by oil circuit, the engine oil return pressure regulator valve is used to adjust to be sent out
The oil pressure of motivation oil return；
Pressure gauge after one pump, be used to measure by the oil pump in pressure gauge after the oil pump, the pump by oil communication and
Engine oil return oil pressure after engine oil return pressure regulation valve action；
One pressurizer tank, by oil communication after the oil pump, the pressurizer tank is used for Steady fuel consumption instrument oil return oil pressure；
One fuel consumption meter oil return pressure regulator valve, by oil communication in the pressurizer tank, the fuel consumption meter oil return pressure regulator valve is used to adjust
Fuel consumption meter oil return oil pressure；
One fuel consumption meter return pressure table, by oil communication in the fuel consumption meter oil return pressure regulator valve, the fuel consumption meter return pressure
Table is used to measure through the oil pressure of the oil circuit after the fuel consumption meter oil return pressure regulation valve action.
3. diesel engine oil inlet and oil return voltage-regulating system according to claim 2, it is characterised in that the oil pump or the engine
The front end of oil return pressure regulator valve is additionally provided with a liquid reserve tank.
4. diesel engine oil inlet and oil return voltage-regulating system according to claim 3, it is characterised in that be provided with the liquid reserve tank
Liquid reserve tank exhaust solenoid valve.
5. diesel engine oil inlet and oil return voltage-regulating system according to claim 4, it is characterised in that be provided with the pressurizer tank
Pressurizer tank exhaust solenoid valve.
6. diesel engine oil inlet and oil return voltage-regulating system according to claim 5, it is characterised in that also including a fire prevention filter,
The liquid reserve tank exhaust solenoid valve, pressurizer tank exhaust solenoid valve are respectively communicated with the fire prevention filter.
7. diesel engine oil inlet and oil return voltage-regulating system according to claim 2, it is characterised in that also including one-way conduction valve, uses
Within by the fuel-displaced oil pressure cntrol 120KPa of fuel consumption meter.
8. diesel engine oil inlet and oil return voltage-regulating system according to claim 7, it is characterised in that the engine oil path oil-feed sets
Have
One engine oil inlet pressure regulator valve, is communicated in the one-way conduction valve, for adjusting engine oil inlet oil pressure；
One engine oil inlet pressure gauge, is communicated in after the engine oil inlet pressure regulator valve, for measuring engine oil inlet pressure regulation
Engine oil inlet oil pressure after valve action.
9. diesel engine oil inlet and oil return voltage-regulating system according to claim 1, it is characterised in that on the engine oil path loop
Also include an oil circuit temperature control loop.
10. diesel engine oil inlet and oil return voltage-regulating system according to claim 1, it is characterised in that the oil circuit temperature control loop bag
A heat exchanger is included, is installed on engine oil path, the heat exchanger is provided with cooling water water inlet end and cooling water water side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621336168.0U CN206246463U (en) | 2016-12-07 | 2016-12-07 | A kind of diesel engine oil inlet and oil return voltage-regulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621336168.0U CN206246463U (en) | 2016-12-07 | 2016-12-07 | A kind of diesel engine oil inlet and oil return voltage-regulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206246463U true CN206246463U (en) | 2017-06-13 |
Family
ID=59004458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621336168.0U Active CN206246463U (en) | 2016-12-07 | 2016-12-07 | A kind of diesel engine oil inlet and oil return voltage-regulating system |
Country Status (1)
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|---|---|
| CN (1) | CN206246463U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917867A (en) * | 2018-07-16 | 2018-11-30 | 南通常测机电设备有限公司 | A kind of fuel oil oil consumption dynamic detection system |
| CN110566389A (en) * | 2019-09-04 | 2019-12-13 | 无锡沃尔福汽车技术有限公司 | Oil pressure control device and common rail engine bench experimental system |
| CN113959720A (en) * | 2021-09-30 | 2022-01-21 | 东风商用车有限公司 | Oil supply test system for vehicle engine and oil supply test monitoring method for vehicle engine |
| CN115615701A (en) * | 2022-11-30 | 2023-01-17 | 江苏普瑞亚动力科技有限公司 | Oil return pressure regulating device for diesel engine test |
-
2016
- 2016-12-07 CN CN201621336168.0U patent/CN206246463U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917867A (en) * | 2018-07-16 | 2018-11-30 | 南通常测机电设备有限公司 | A kind of fuel oil oil consumption dynamic detection system |
| CN108917867B (en) * | 2018-07-16 | 2020-05-29 | 南通常测机电设备有限公司 | Dynamic detection system for fuel oil consumption |
| CN110566389A (en) * | 2019-09-04 | 2019-12-13 | 无锡沃尔福汽车技术有限公司 | Oil pressure control device and common rail engine bench experimental system |
| CN113959720A (en) * | 2021-09-30 | 2022-01-21 | 东风商用车有限公司 | Oil supply test system for vehicle engine and oil supply test monitoring method for vehicle engine |
| CN115615701A (en) * | 2022-11-30 | 2023-01-17 | 江苏普瑞亚动力科技有限公司 | Oil return pressure regulating device for diesel engine test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215200 east of Shunfeng Road West of Longqiao Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee after: Huaye Testing Technology Service Co.,Ltd. Address before: 215200 No. 368, yunchuang Road, Wujiang District, Suzhou City, Jiangsu Province Patentee before: SUZHOU HUAYE DETECTION TECHNOLOGY SERVICE Co.,Ltd. |
|
| CP03 | Change of name, title or address |