阅读说明：本技术 一种油箱、供油系统和车辆 (Oil tank, oil supply system and vehicle ) 是由 刘清 王龙 张伟超 王成云 饶先鹏 方鹏 于 2021-08-11 设计创作，主要内容包括：本发明公开了一种油箱、供油系统和车辆,其包括油箱本体,所述油箱本体内设置有储油腔室,所述油箱本体上设置有与所述储油腔室连通的供油管安装孔、回油管安装孔和油量传感器安装孔,所述油箱本体上还设置有与所述储油腔室连通凸起部,所述凸起部内设置有所述储油腔室连通但不相交的集油腔室,所述集油腔室的布置位置与所述供油管安装孔的布置位置相对应。本发明不仅可以装载更多的燃油量,而且能够避免空气因为油液震荡而进入供油管路,引起发动机功率波动。(The invention discloses an oil tank, an oil supply system and a vehicle, which comprise an oil tank body, wherein an oil storage cavity is arranged in the oil tank body, an oil supply pipe mounting hole, an oil return pipe mounting hole and an oil mass sensor mounting hole which are communicated with the oil storage cavity are arranged on the oil tank body, a protruding part communicated with the oil storage cavity is also arranged on the oil tank body, an oil collection cavity communicated with the oil storage cavity but not intersected with the oil storage cavity is arranged in the protruding part, and the arrangement position of the oil collection cavity corresponds to the arrangement position of the oil supply pipe mounting hole. The invention not only can load more fuel oil, but also can avoid the air from entering the oil supply pipeline due to the oscillation of the oil liquid to cause the power fluctuation of the engine.)

1. The utility model provides an oil tank, includes the oil tank body, this internal oil storage cavity that is provided with of oil tank, be provided with on the oil tank body with oil feed pipe mounting hole, time oil pipe mounting hole and fuel mass sensor mounting hole, its characterized in that of oil storage cavity intercommunication: the oil tank body is further provided with a protruding portion communicated with the oil storage cavity, the protruding portion is internally provided with an oil collection cavity communicated with the oil storage cavity but not intersected with the oil storage cavity, and the arrangement position of the oil collection cavity corresponds to the arrangement position of the oil supply pipe mounting hole.

2. A fuel tank according to claim 1, wherein: the oil tank is characterized in that two oil supply pipe mounting holes, two oil return pipe mounting holes and two oil mass sensor mounting holes are formed in the oil tank body.

3. An oil supply system, characterized in that: the oil tank comprises the oil tank according to any one of claims 1-2, wherein two oil supply pipes, two oil return pipes and two oil quantity sensors are connected to the oil tank, each oil supply pipe extends into the oil collection chamber of the corresponding boss, the two oil supply pipes and the two oil return pipes are connected through a two-position six-way electromagnetic valve through pipelines, the two-position six-way electromagnetic valve is connected with an engine assembly through a pipeline, and the two-position six-way electromagnetic valve and the two oil quantity sensors are electrically connected with a combination instrument.

4. The oil supply system of claim 3, wherein: an oil-water separator is arranged between the oil supply pipe and the two-position six-way electromagnetic valve.

5. The oil supply system of claim 3, wherein: and a fuel pump and a fuel filter are arranged on an oil inlet pipeline between the two-position six-way electromagnetic valve and the engine assembly.

6. The oil supply system of claim 3, wherein: and an oil inlet pipeline between the two-position six-way electromagnetic valve and the engine assembly is communicated with an oil return pipeline.

7. The oil supply system of claim 3, wherein: a relay and a storage battery are connected in series between the combination instrument and the two-position six-way electromagnetic valve.

8. The oil supply system of claim 3, wherein: the two oil mass sensors are a front oil mass sensor and a rear oil mass sensor, and the front oil mass sensor and the rear oil mass sensor are electrically connected with the combination instrument.

9. The oil supply system of claim 8, wherein:

when the combination meter synchronously acquires or cannot acquire the fuel oil amount of the front oil amount sensor and the fuel oil amount of the rear oil amount sensor at the same time, the combination meter outputs a high level, and the two-position six-way electromagnetic valve 13 is in an upper conduction state;

when the combination meter synchronously acquires the fuel quantity of the front fuel quantity sensor and cannot acquire the fuel quantity of the rear fuel quantity sensor, the combination meter outputs a high level, and the two-position six-way electromagnetic valve is in an upper conduction state;

when the combination meter synchronously acquires the fuel quantity of the rear fuel quantity sensor and cannot acquire the fuel quantity of the front fuel quantity sensor, the combination meter outputs a low level, and the two-position six-way electromagnetic valve is in a lower conduction state.

10. A vehicle, characterized in that: comprising an oil supply system according to any one of claims 1-9.

Technical Field

The invention discloses an oil tank, an oil supply system and a vehicle, belongs to the technical field of vehicle oil supply systems, and particularly discloses a large-volume oil tank, an oil supply system and a vehicle which are suitable for special vehicles.

Background

The special vehicle is required to load more fuel because the vehicle has high fuel consumption and has higher requirement on the endurance mileage of the vehicle. The fuel loading capacity can be increased by increasing the volume of the fuel tank in the prior art, and the fuel quantity sensor is used for collecting and displaying the fuel quantity and the fuel supply pipeline is arranged in the middle of the fuel tank to supply fuel to the engine. The above scheme has the following defects: 1. the special vehicle has higher requirement on the cross-country performance, and when the vehicle goes up a slope or goes down a slope, the oil tank has large volume, so that an oil supply pipeline is exposed out of oil due to the transfer of an oil level, and the problem of engine flameout is caused; 2. because the road surface that the vehicle traveles has the slope, lead to the oil mass calculation and demonstration inaccurate of the sensor collection of oil mass.

Disclosure of Invention

Aiming at the technical problems in the prior art, the invention provides an oil tank, an oil supply system and a vehicle, which not only can load more fuel oil, but also can avoid the phenomenon that air enters an oil supply pipeline due to oil oscillation to cause engine power fluctuation.

The invention discloses an oil tank which comprises an oil tank body, wherein an oil storage cavity is arranged in the oil tank body, an oil supply pipe mounting hole, an oil return pipe mounting hole and an oil quantity sensor mounting hole which are communicated with the oil storage cavity are formed in the oil tank body, a protruding portion communicated with the oil storage cavity is further arranged on the oil tank body, an oil collection cavity communicated with the oil storage cavity but not intersected with the oil storage cavity is formed in the protruding portion, and the arrangement position of the oil collection cavity corresponds to the arrangement position of the oil supply pipe mounting hole.

In a preferred embodiment of the present invention, the oil tank body is provided with two oil supply pipe mounting holes, two oil return pipe mounting holes and two oil mass sensor mounting holes.

The invention also discloses an oil supply system which comprises the oil tank, wherein the oil tank is connected with two oil supply pipes, two oil return pipes and two oil mass sensors, each oil supply pipe extends into the oil collection cavity of the corresponding bulge part, the two oil supply pipes and the two oil return pipes are connected through a two-position six-way electromagnetic valve through pipelines, the two-position six-way electromagnetic valve is connected with an engine assembly through a pipeline, and the two-position six-way electromagnetic valve and the two oil mass sensors are electrically connected with the combined instrument.

In a preferred embodiment of the invention, an oil-water separator is arranged between the oil supply pipe and the two-position six-way electromagnetic valve.

In a preferred embodiment of the invention, a fuel pump and a fuel filter are arranged on an oil inlet pipeline between the two-position six-way electromagnetic valve and the engine assembly.

In a preferred embodiment of the invention, the oil inlet pipeline and the oil return pipeline between the two-position six-way electromagnetic valve and the engine assembly are communicated.

In a preferred embodiment of the invention, a relay and a storage battery are connected in series between the combination instrument and the two-position six-way electromagnetic valve.

In a preferred embodiment of the present invention, the two oil amount sensors are a front oil amount sensor and a rear oil amount sensor, and both the front oil amount sensor and the rear oil amount sensor are electrically connected to the combination meter.

In a preferred embodiment of the present invention, when the combination meter synchronously collects or cannot collect the fuel oil amount of the front oil amount sensor and the rear oil amount sensor at the same time, the combination meter outputs a high level, and the two-position six-way solenoid valve 13 is in an upper conduction state;

when the combination meter synchronously acquires the fuel quantity of the front fuel quantity sensor and cannot acquire the fuel quantity of the rear fuel quantity sensor, the combination meter outputs a high level, and the two-position six-way electromagnetic valve is in an upper conduction state;

when the combination meter synchronously acquires the fuel quantity of the rear fuel quantity sensor and cannot acquire the fuel quantity of the front fuel quantity sensor, the combination meter outputs a low level, and the two-position six-way electromagnetic valve is in a lower conduction state.

The invention also discloses a vehicle which comprises the oil supply system.

The invention has the beneficial effects that: the invention has simple structure, low implementation cost and easy realization, can solve the problem that when a special vehicle goes up a slope or goes down a slope, an oil supply pipeline is exposed to oil due to the transfer of the oil level because of the large volume of an oil tank, so that an engine is stalled, and also solves the problem that the calculation and display of the oil quantity acquired by an oil quantity sensor are inaccurate due to the gradient of the traveling road surface of the vehicle; according to the invention, the oil collecting cavity is formed by adding the bulge on the oil tank body, and the oil supply pipe is ensured to be deep into the bulge, so that the problem that air enters the oil supply pipeline due to oil oscillation to cause engine power fluctuation can be avoided (when the oil in the oil storage cavity of the oil tank is exhausted, the oil supply pipe cannot be in close contact with the tank bottom of the oil tank due to the absence of the bulge, so that the air can inevitably enter the oil supply pipeline); furthermore, the double-oil-quantity sensor is adopted to acquire the oil quantity information in the oil tank, so that the fuel gauge can indicate the oil quantity more accurately; furthermore, the technical scheme of the double-oil-quantity sensor and the double-oil-supply pipeline can ensure that the oil supply pipelines are automatically switched under the working condition that the vehicle climbs a steep slope or descends the steep slope, ensure that at least one oil supply pipeline supplies oil normally, avoid flameout of an engine and improve the cross-country safety of special vehicles.

Drawings

FIG. 1 is a schematic view of an oil supply system of the present invention;

fig. 2 is a schematic view of a vehicle climbing state of a fuel tank of the present invention.

Detailed Description

The invention will now be described in further detail, including the preferred embodiments, with reference to the accompanying drawings and by way of illustration of some alternative embodiments of the invention. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

The invention discloses an oil tank which comprises an oil tank body, wherein an oil storage cavity is arranged in the oil tank body, an oil supply pipe mounting hole, an oil return pipe mounting hole and an oil mass sensor mounting hole which are communicated with the oil storage cavity are formed in the oil tank body, a protruding portion communicated with the oil storage cavity is further arranged on the oil tank body, an oil collection cavity communicated with the oil storage cavity but not intersected with the oil storage cavity is formed in the protruding portion, and the arrangement position of the oil collection cavity corresponds to the arrangement position of the oil supply pipe mounting hole. The oil supply pipe mounting hole, the oil return pipe mounting hole and the oil mass sensor mounting hole are formed in the top of the mailbox body, the protruding portion is arranged at the bottom of the oil tank, and an oil collecting cavity in the protruding portion can be cylindrical, cubic or polyhedral. The oil tank body is provided with two oil supply pipe mounting holes, two oil return pipe mounting holes and two oil mass sensor mounting holes. And the two oil supply pipe mounting holes are correspondingly provided with a convex part.

The invention discloses an oil supply system which comprises a fuel pump 1, an oil return pipe 2, a fuel pump oil inlet pipe 3, a fuel filter 4, an engine oil inlet pipe 5, a first oil return pipe 6, a first oil supply pipe 7, a first oil-water separator 8, a second oil return pipe 9, a second oil supply pipe 10, a second oil-water separator 11, an oil inlet pipe 12, a two-position six-way electromagnetic valve 13, a relay 14, a front oil quantity sensor 15, an oil tank front bulge 16, an oil tank 17, an oil tank rear bulge 18, a rear oil quantity sensor 19, an engine assembly, a storage battery, a combination instrument and a lead.

The bottom of the fuel tank 17 has a front tank projection 16 and a rear tank projection 18 at the front and rear ends in the direction of the vehicle body. The top of the oil tank 17 is provided with 2 oil mass sensors, 2 oil supply pipelines and 2 mounting holes for oil return pipelines.

The first oil supply pipe 7 extends into the front projection 16 of the tank and the second oil supply pipe 10 extends into the rear projection 18 of the tank. The front fuel quantity sensor 15 is disposed near the front projection 16 of the fuel tank, and the rear fuel quantity sensor 19 is disposed near the rear projection 18 of the fuel tank.

The first oil supply pipe 7 is provided with a first oil-water separator 8, and the second oil supply pipe 10 is provided with a second oil-water separator 11. The first oil return pipe 6 is used for recovering oil flowing through the first oil supply pipe 7, and the second oil return pipe 9 is used for recovering oil flowing through the second oil supply pipe 10.

The first oil return pipe 6, the first oil supply pipe 7, the second oil return pipe 9 and the second oil supply pipe 10 are connected with a two-position six-way electromagnetic valve 13.

The fuel filter 4 and the two-position six-way electromagnetic valve 13 are connected through an oil inlet pipe 12.

The fuel filter 4 and the fuel pump 1 are connected through a fuel pump inlet pipe 3.

The fuel oil flows into the engine assembly through the engine oil inlet pipe 5, and the residual fuel oil reaches the two-position six-way electromagnetic valve 13 through the oil return pipe 2 and then flows back to the fuel tank through the first oil return pipe 6 or the second oil supply pipe 10.

The combination meter collects the fuel amounts of the front fuel amount sensor 15 and the rear fuel amount sensor 19. The fuel gauge of the combination meter indicates that the amount of fuel is equal to the average of the sum of the fuel amounts of the front fuel amount sensor 15 and the rear fuel amount sensor 19.

The negative poles of the combination instrument and the storage battery are respectively connected to two ends of the coil of the relay 14 through leads. One end of a contact of the relay 14 is connected with the positive electrode of the storage battery, and the other end of the contact is connected with the two-position six-way electromagnetic valve 13. The combination meter outputs high and low levels to realize the switching of the position state of the two-position six-way electromagnetic valve 13.

When the combined instrument synchronously acquires or cannot acquire the fuel oil amount of the front oil sensor 15 and the rear oil sensor 19 at the same time, the combined instrument outputs a high level, the two-position six-way electromagnetic valve 13 is in an upper conduction state, and the first oil return pipe 6 supplies oil to the engine; when the combination instrument synchronously acquires the fuel quantity of the front fuel quantity sensor 15 and cannot acquire the fuel quantity of the rear fuel quantity sensor 19, the combination instrument outputs a high level, the two-position six-way electromagnetic valve 13 is in an upper conduction state, and the first oil return pipe 6 supplies oil to the engine; when the combination meter synchronously acquires the fuel quantity of the rear fuel quantity sensor 19 and cannot acquire the fuel quantity of the front fuel quantity sensor 15, the combination meter outputs a low level, the two-position six-way electromagnetic valve 13 is in a lower-position conduction state, and the second oil return pipe 9 supplies oil to the engine.

The oil supply system is suitable for any vehicle, and is particularly suitable for special vehicles.

The present invention is not limited to the above embodiments, and any modification, combination, replacement, or improvement made by the spirit and principle of the present invention is included in the protection scope of the present invention.