CN107013388A

CN107013388A - A kind of oil return converter

Info

Publication number: CN107013388A
Application number: CN201710469217.0A
Authority: CN
Inventors: 石浩然; 石在涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-06-20
Filing date: 2017-06-20
Publication date: 2017-08-04
Anticipated expiration: 2037-06-20
Also published as: CN107013388B

Abstract

The present invention is a kind of oil return converter, applied to using on the motor vehicle of Diesel engine, structure includes mounting seat, oil-control pipe, floating installation and oil exit pipe, mounting seat is fixed on motor vehicle, it is arranged on drain line, its port respectively with engine oil return mouthful, oil inlet and fuel tank connection, engine is carried to the direct return engine oil inlet of oil return of temperature by oil return converter, there is provided temperature enough fuel oils for engine, directly supply engine combustion, to solve the diesel vehicle that presently, there are when being travelled using low grade fuel oil low temperature, diesel oil viscosity and density increase, poor fluidity, make engine oil not smooth, abrasion is big, the car easily drawback such as flame-out and fuel economy difference.The present invention is simple in construction, practical, electric heater can be coordinated to use, be studied for many years by inventor, the diesel vehicle of addition low grade fuel oil can be made at 25 DEG C, still can normally be run.

Description

A kind of oil return converter

Technical field

The present invention relates to a kind of engine oil device of air, more particularly to a kind of oil return converter.

Background technology

Current Diesel engine should in fields such as truck, car, bus, farm machinery, engineering machinery, ship, electric power With more.In actual use, low-grade diesel is more cheap than high grade diesel oil and fuel-efficient, according to truck per 100 km bavin Oil consumption oil mass, No. 0 30 liters of diesel oil fuel consumption per hundred kilometers ,-No. 10 35 liters of diesel oil fuel consumption per hundred kilometers, No. 0 diesel oil and-No. 10 diesel oil price differences 0.5 yuan or so.The good economy performance of low-grade diesel, but the cold filter plugging point of low-grade diesel is high, diesel vehicle is fired using low grade During oily low temperature traveling, viscosity and the density increase of diesel oil, the tension force increase on surface make the mobility of diesel oil be deteriorated, and diesel oil exists Crystalline solid can be separated out under low temperature, crystal is grown up will block filter screen to a certain extent, when weather is colder, diesel locomotive Not only can starting difficulty, in the process of moving, also due to flowability of diesel oil is poor, oil pump for engine oil suction is difficult, it is impossible to for hair Motivation provides enough fuel oil, causes the generation for the problems such as abrasion of engine is big, car easily stops working and fuel economy is poor, such as In areas such as the Inner Mongol, Xinjiang, the northeast of China, generation is particularly easy in winter using the diesel locomotive of low grade gasoline similar Problem.

It is that water-cycle heating is installed on diesel vehicle to solve one of mode of problem above at present, and water circulation system is needed The auxiliary fuel tank of one high grade is installed, is started using high grade oil and a period of time is operated after vehicle, the water temperature of water tank rises, profit With the hot water heating low grade oil of water tank, it is ensured that oil circuit is unobstructed during microthermal climate, and vehicle can normally be run, but its mechanism is multiple Miscellaneous, it is necessary to install auxiliary fuel tank and circulating water line etc., needs use the techniques such as welding during installation, install trouble and cost is high； Also a kind of mode be utilize electric heating system heated oil, its limit be due to vehicle generated energy itself it is limited and safety etc. side Face considers that power can not be too big, so when temperature is less than -15 DEG C, the situation for being unable to normal fuel injection just occurs in locomotive；Also There is a kind of mode that inventor uses in actually driving, oil return of the engine with temperature be directly connected to motor inlet, Oil temperature is improved, this mode can be very good to solve the problems, such as oil temperature, but it can only temporarily solve problem, but can not make for a long time With, being due to that electronic diesel injection system is used diesel engines at present car, pipette is big, and gas can be produced in running more, if Directly oil return, which is led to, will produce more gases in engine, process recycling, too many gas is entered after engine, Engine misses can be caused.

The content of the invention

The technical problems to be solved by the invention are：There is provided a kind of oil return converter, it is therefore an objective to low for current diesel vehicle During warm low grade oil traveling, diesel oil density increase, viscosity is big, and the problems such as engine scuffing is big, car easily stops working easily occurs for diesel vehicle； And for existing market water circulation heater it is complicated, install cumbersome, the drawback such as cost height；Also electric heating system is in temperature Degree is reduced to after -15 DEG C, and fuel oil temperature can not meet the drawbacks such as combustion needs；When being improved using oil return into engine oil temperature, The problem of oil return directly can not be led to by engine due to gas build reason.

Technical scheme is as follows：

A kind of oil return converter, comprising mounting seat, is connected with cover, the mounting seat in the mounting seat and is provided with oil-control pipe, Also include being also equipped with oil exit pipe and oil return oil inlet pipe in the floating installation being engaged with oil-control pipe, the mounting seat.

Oil return oil inlet and oil-out are provided with mounting seat, the oil return oil inlet is communicated with oil return oil inlet pipe；It is described Oil-out is additionally provided with mounting seat, the oil-out is connected with oil-control pipe；The mounting seat is additionally provided with fuel tank connector, The fuel tank connector is connected with oil exit pipe；The mounting seat is provided with mounting hole in both sides.

Further, some holes are provided with oil-control tube wall.

Further, it is provided with air pressure balance aperture on the floating lever of floating installation.

Further, floating installation coordinates with oil-control ligament.

Further, the oil return oil inlet is identical with fuel tank connector size and structure, generally applicable；The oil exit pipe and return Oily oil-feed tubular construction and size are identical, generally applicable.

A kind of method that oil return converter improves Diesel engine inlet oil temperature using oil return, it is characterised in that：Oil return is led to Cross oil return oil inlet pipe to enter in the cavity that mounting seat is formed with cover, when oil level constantly rises, pasta touches floating dress The float ball put, produces buoyancy, the floating lever of floating installation is moved upwards along oil-control pipe, and the hole of oil-control pipe lower end is revealed Go out, the oil return in oil return converter is entered by hole in the cavity of oil-control pipe, is then passed into lubricating cup by oil-out Oil inlet.

During the oil return with temperature being provided for engine, mounting seat and the air in the cavity of cover formation and oil return In air, as the oil return liquid level in cavity constantly rises, be increasingly compressed to upper space, unnecessary air can pass through row Oil pipe is discharged to fuel tank, realizes that the recirculating oil quantity ratio in Oil-gas Separation function, oil return converter is larger than after setting value, in cavity Oil return liquid level is increased beyond the height of oil exit pipe, and unnecessary oil return returns to fuel tank by oil exit pipe.

The present invention has the positive effect that compared to the mode with current raising oil temperature：

1. oil return converter is arranged on engine oil return road, engine oil return temperature is made full use of, improves and enters engine bavin The temperature of oil, coordinates electric heater to use, when can make the vehicle for adding low-grade diesel below -15 DEG C, additionally it is possible to normal fortune OK, because low grade oil is more fuel-efficient than using high grade oil, and oil is cheap, so the present invention has extraordinary economic fit The property used.

2. the present invention is compared to water-cycle heating, simple in construction, using convenient, occupy little space, cost it is low.

3. the structure of the design and device of the invention by oil inlet pipe, the problem of solving Oil-gas Separation well in itself is kept away Exempt from back influence of the oil dissolved gas for engine.

4. the accurate hole design of the oil-control pipe of the present invention, it is ensured that drive a vehicle idling or when giving it the gun all The fuel feeding of engine can be met.

5. oil return oil inlet and, oil return oil inlet pipe and oil exit pipe dimensional structure all same identical with fuel tank connector size, So the oil inlet passage of the present invention can be general mutually with oil drain passage, oil inlet and oil discharge outlet, step-by-step need not be considered during installation Put convenient installation.

Brief description of the drawings

Fig. 1 is the front view of oil return converter.

Fig. 2 is top view of the oil return converter without cover.

Fig. 3 is side view of the oil return converter without cover.

Embodiment

Below in conjunction with drawings and Examples, the present invention will be described in detail：

Oil return converter is arranged on the oil return line of engine, as shown in Figure 1, Figure 2 and Figure 3, and oil return converter includes including peace Fill and cover 2 is connected with seat 1, the mounting seat 1, the mounting seat 1 is threadedly coupled with cover 2, and formation can accommodate the cavity of oil return. Oil-control pipe 3 is installed, the oil-control pipe 3 is a hollow cavity, and its profile can be the shape such as cylinder, square in the mounting seat 1 Shape, it is provided with some holes close to the tube wall of mounting seat 1, and hole diameter is about 1mm, along tube wall circumferential direction equidistant arrangement, from Above holes are enclosed in lower and upper setting two, and wherein void shape is not limited, and can be the shape such as circular, square, special-shaped.The control Floating installation 5 is installed on oil pipe 3, the floating installation 5 include with the floating lever of the clearance sliding fit of oil-control pipe 3 and with floating The gap of the air supported head that bar is connected, floating lever and oil-control pipe 3 to ensure can not only to make the two relative motion smooth but also can not between Gap is too big, is optimal using H7/g6, is at least Ra1.6, preferably Ra0.8 for the two surface roughness requirements.It is former using air pressure Reason, floating lever upper end is provided with the air equalizer opening of a bascule inner and outer air pressure, it is ensured that unobstructed above and below floating installation； The air supported head of floating installation 5 is made for light material, is easy to produce buoyancy, drives floating lever to be moved up and down along oil-control pipe 3.

Oil exit pipe 4 and oil return oil inlet pipe 6 are also equipped with the mounting seat 1, the oil exit pipe 4 and oil return oil inlet pipe 6 are equal For hollow pipe, both dimensional structure all sames are generally applicable, are threadedly coupled with the mounting seat 1, its height is most preferably set to oil-control 1.5 times of the height of pipe 3, when oil return enters the cavity that cover 2 is connected with mounting seat 1 by oil return oil inlet pipe 6, in oil return Gas is passed directly to the top of cavity, and oil return is flowed in cavity, when pasta exceedes the height of oil exit pipe 4, unnecessary oil return from Oil exit pipe 4 is discharged in fuel tank, because setting structure is identical, and user can remove resolution oil inlet pipe and oil extraction from when mounted Pipe, is directly connected to, time saving to save trouble.

Mounting seat 1 bottom two side is provided with mounting hole 14, can be according to vehicle during user's actual installation The position of engine oil-out and engine oil inlet mouthful, selects appropriate mounting hole 14, oil return converter is connected on vehicle frame. As shown in Fig. 2 side is provided with outside oil return oil inlet 11 and fuel tank connector 13, the oil return oil inlet 11 in mounting seat 1 Port is connected with engine oil return pipe, and inner port is communicated with oil return oil inlet pipe 6, the external port of fuel tank connector 13 and locomotive Fuel tank communicate, inner port is communicated with oil exit pipe 4.The opposite side of the mounting seat 1 is provided with oil-out 12, the oil-out 12 External port is connected the oil inlet of lubricating cup with engine oil inlet pipeline, and the inner port of oil-out 12 is communicated with oil-control pipe 3. The oil return oil inlet 11, oil-out 12 and the inner side of fuel tank connector 13 are equipped with sealing ring, it is ensured that the sealing of oil circuit, to prevent Oil leak.

During installation, according to real engine position, oil return converter is arranged on vehicle frame by the suitable mounting hole 14 of selection, Engine oil return pipe is connected to oil return oil inlet 11, and oil return enters the sky that mounting seat 1 is formed with cover 2 by oil return oil inlet pipe 6 Intracavitary, the gas in oil return leads to cavity top, when oil return oil level constantly rises, touches the float ball of floating installation 5, Buoyancy is produced, the floating lever of floating installation 5 is moved upwards along oil-control pipe 3, the hole of the lower end of oil-control pipe 3 is exposed, oil return Oil return in converter is entered by hole in the cavity of oil-control pipe, then by oil-out 12, is passed into the oil-feed of lubricating cup Mouthful, and then provide the oil with temperature for engine.Among this process, the oil return liquid level into oil return converter cavity When constantly rising, the air in cavity is increasingly compressed to upper space, and unnecessary air is discharged to fuel tank by oil exit pipe 4, Structure setting realizes Oil-gas Separation function well herein, it is ensured that enter the oil return of cycle of engine without any gas Body, when entering value of the recirculating oil quantity in oil return converter than being larger than setting, liquid level is increased beyond the height of oil exit pipe 4 Degree, unnecessary oil return returns to fuel tank by oil exit pipe 4.When motor vehicle idling is travelled, engine oil inlet is few, enters oil return conversion Oil return in device cavity is few, and oil return liquid level is low, and floating installation 5 floats highly low, and the hole that oil-control pipe 3 exposes is few, so being passed through Oil return in engine oil inlet road is just few；Otherwise when giving it the gun, engine oil inlet amount is more, enters in oil return converter cavity Oil return it is just many, oil return liquid level is high, and floating installation 5 floats height height, and the hole that oil-control pipe 3 exposes is more, is passed through engine oil inlet Oil in road is just more, can be given it the gun for locomotive and provide enough fuel oils；So the setting of this structure can ensure well The quantity delivered of oil return and the demand of engine match under different running statuses.

The foregoing is merely illustrative of the preferred embodiments of the present invention, within the spirit and principles of the invention, is done Any modification, equivalent substitution and improvements etc., should be included in the scope of the protection.

Claims

1. a kind of oil return converter, it is characterized in that：Include mounting seat（1）, the mounting seat（1）On be connected with cover（2）, the peace Fill seat（1）On oil-control pipe is installed（3）, in addition to oil-control pipe（3）The floating installation being engaged（5）, the mounting seat（1）On It is also equipped with oil exit pipe（4）And oil return oil inlet pipe（6）.

2. oil return converter as claimed in claim 1, it is characterized in that：Mounting seat（1）On be provided with oil return oil inlet（11）, institute State oil return oil inlet（11）With oil return oil inlet pipe（6）Communicate；The mounting seat（1）On be additionally provided with oil-out（12）, it is described go out Hydraulic fluid port（12）With oil-control pipe（3）It is connected；The mounting seat（1）It is additionally provided with fuel tank connector（13）, the fuel tank connector （13）With oil exit pipe（4）It is connected；The mounting seat（1）Mounting hole is provided with both sides（14）.

3. oil return converter as claimed in claim 1 or 2, it is characterized in that：Oil-control pipe（3）Some holes are provided with tube wall.

4. oil return converter as claimed in claim 1, it is characterized in that：Floating installation（5）Floating lever on be provided with air pressure put down Weigh aperture.

5. the oil return converter as described in claim 1 or 2 or 4, it is characterized in that：Floating installation（5）With oil-control pipe（3）Match somebody with somebody in gap Close.

6. oil return converter as claimed in claim 3, it is characterized in that：Floating installation（5）With oil-control pipe（3）Gap coordinates.

7. oil return converter as claimed in claim 1 or 2, it is characterized in that：The oil return oil inlet（11）With fuel tank connector （13）Size and structure are identical, generally applicable；The oil exit pipe（4）With oil return oil inlet pipe（6）Structure and size are identical, generally applicable.

8. a kind of method that utilization oil return converter oil return improves Diesel engine inlet oil temperature, it is characterised in that：Oil return passes through Oil return oil inlet pipe（6）Enter mounting seat（1）With cover（2）In the cavity of formation, when oil level constantly rises, pasta is touched Floating installation（5）Float ball, produce buoyancy, make floating installation（5）Floating lever along oil-control pipe（3）Motion, will be controlled upwards Oil pipe（3）The hole of lower end exposes, and the oil return in oil return converter enters oil-control pipe by hole（3）Cavity in, then Pass through oil-out（12）It is passed into the oil inlet of lubricating cup.

9. the method that a kind of utilization oil return converter oil return according to claim 8 improves Diesel engine inlet oil temperature, It is characterized in that：During the oil return with temperature being provided for engine, mounting seat（1）With cover（2）In the cavity of formation Air in air and oil return, as the oil return liquid level in cavity constantly rises, is increasingly compressed to upper space, unnecessary sky Gas can pass through oil exit pipe（4）Fuel tank is discharged to, realizes that the recirculating oil quantity ratio in Oil-gas Separation function, oil return converter is larger than and sets After definite value, oil return liquid level is increased beyond oil exit pipe in cavity（4）Height, unnecessary oil return passes through oil exit pipe（4）Return to fuel tank.