CN220912403U

CN220912403U - Liquid level detection device for motor vehicle oil tank

Info

Publication number: CN220912403U
Application number: CN202322535324.2U
Authority: CN
Inventors: 魏新园; 王欢欢; 徐钰军; 韩佩纹; 汪诗宇; 王嘉怡
Original assignee: Anhui University of Technology AHUT
Current assignee: Anhui University of Technology AHUT
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-05-07
Anticipated expiration: 2033-09-18

Abstract

The utility model discloses a liquid level detection device for an oil tank of a motor vehicle, and belongs to the technical field of liquid level detection. The utility model relates to a liquid level detection device of an oil tank of a motor vehicle, which comprises a U-shaped pipe and a liquid level sensor, wherein one end of the U-shaped pipe is fixedly arranged at the bottom of the oil tank and is communicated with the oil tank, the other end of the U-shaped pipe is flush with the bottom of the oil tank, and the liquid level sensor is arranged in a pipe orifice at the other end of the U-shaped pipe. The detection device can effectively solve the problem that the sensor is directly arranged at the bottom of the oil tank and is easy to damage, and improves the measurement accuracy.

Description

Liquid level detection device for motor vehicle oil tank

Technical Field

The utility model belongs to the technical field of liquid level detection, and particularly relates to a liquid level detection device for an oil tank of a motor vehicle.

Background

At present, vehicles in the whole country are more and more, the running distance of the vehicles is longer and longer, and the current vehicles are provided with an oil meter and an oil consumption meter, so that the main functions of the current vehicles are to provide oil consumption display and endurance mileage, and vehicle owners can master the fuel oil and oil consumption information of the vehicles in real time.

Most of sensors of the oil tank are installed below the oil tank, and part of oil with poor oil quality contains impurities or is easy to mix with impurities in the oil tank in the use process. The mounting position of the sensor and the oil tank is lower than the lowest point of the oil tank, impurities are easy to precipitate in the sensor, the measuring precision of the sensor is influenced by light impurities, and the sensor is damaged by heavy impurities, so that the service life of the sensor is influenced.

Disclosure of utility model

1. Problems to be solved

The utility model aims to provide a liquid level detection device for an oil tank of a motor vehicle, so that the problem that a sensor is directly arranged at the bottom of the oil tank and is easy to damage can be effectively solved, and meanwhile, the measurement accuracy can be improved.

2. Technical proposal

In order to solve the problems, the technical scheme adopted by the utility model is as follows:

The utility model provides a liquid level detection device of an oil tank of a motor vehicle, which comprises a U-shaped pipe and a liquid level sensor, wherein one end of the U-shaped pipe is fixedly arranged at the bottom of the oil tank and is communicated with the oil tank, the other end of the U-shaped pipe is flush with the bottom of the oil tank, and the liquid level sensor is arranged in a pipe orifice at the other end of the U-shaped pipe.

Furthermore, the bottom of the U-shaped pipe is provided with an oil drain, and the bottom of the oil drain is provided with an oil cover.

Furthermore, the bottom of the U-shaped pipe is arranged in an upward inclined mode, and the height of the pipe bottom of the side where the liquid level sensor is located is larger than that of the pipe bottom where the oil drain port is located.

Furthermore, a baffle plate is arranged at one side of the oil drain port, which is far away from the oil tank, in the U-shaped pipe.

Furthermore, the U-shaped pipe comprises a first vertical section, a lower inclined section, an upper inclined section and a second vertical section which are sequentially connected, smooth transition is realized between the lower inclined section and the upper inclined section, and the first vertical section is connected with the oil tank.

Further, the oil drain port is arranged at the joint of the lower inclined section and the upper inclined section.

Further, the upper inclined section and the second vertical section are connected through a horizontal section.

Furthermore, a filter can be detachably arranged below the oil drain port.

Furthermore, a control valve is arranged at the bottom of the second vertical section, and a sealing ring is arranged at the joint between the control valve and the U-shaped pipe.

Still further, the liquid level sensor is installed in the U-shaped pipe through the buckle spare.

3. Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, the U-shaped pipe communicated with the inside of the oil tank is arranged at the bottom of the oil tank, so that the height of the other end of the U-shaped pipe is the same as that of the bottom of the oil tank, and the liquid level sensor is arranged in the pipe orifice of the other end of the U-shaped pipe, so that the pressure at the bottom of the oil tank is consistent with the pressure at the bottom of the sensor by means of the U-shaped pipe, the liquid level in the oil tank can be accurately measured, impurities in the oil tank are prevented from entering the liquid level sensor, and the normal use of the sensor is ensured.

(2) The bottom of the U-shaped pipe is arranged in an upward inclined mode, so that the height of the pipe bottom at the side where the liquid level sensor is located is larger than the height of the pipe bottom at the position where the oil drain port is located, impurities in oil are facilitated to be settled at the position where the oil drain port is located, and the impurities are prevented from being brought into the sensor; in addition, the inside of U type pipe is located the oil drain port and is kept away from one side of oil tank and be equipped with the baffle to be favorable to further keeping apart impurity.

(3) The filter is detachably arranged below the oil drain port, so that the oil can be filtered, impurities are prevented from being discharged together with the oil, and the filter is convenient to detach and clean the impurities. The utility model also provides a control valve at the bottom of the second vertical section of the U-shaped pipe, thereby facilitating better control of the liquid flow rate.

Drawings

FIG. 1 is a schematic diagram of a motor vehicle tank level detection apparatus according to the present utility model;

FIG. 2 is a schematic view of the structure of the U-shaped tube of the present utility model;

In the figure: 1. an oil tank; 2. a U-shaped tube; 201. a first vertical section; 202. a lower inclined section; 203. an upper inclined section; 204. a horizontal section; 205. a second vertical section; 3. an oil drain port; 4. a filter; 5. a partition plate; 6. a control valve; 7. a liquid level sensor; 8. a clamping piece.

Detailed Description

The utility model is further described below in connection with specific embodiments.

Examples

As shown in fig. 1, the liquid level detection device for the fuel tank of the motor vehicle in this embodiment includes a U-shaped tube 2 and a liquid level sensor 7, wherein one end of the U-shaped tube 2 is fixedly installed at the bottom of the fuel tank 1 and is communicated with the fuel tank 1, the other end of the U-shaped tube is level with the bottom of the fuel tank 1, and the liquid level sensor 7 is installed in the orifice of the other end of the U-shaped tube 2. The liquid level sensor 7 is arranged outside the oil tank 1 through the arrangement of the U-shaped pipe 2, so that the detection of the liquid level in the oil tank 1 can be realized, and meanwhile, the phenomenon that the liquid level sensor 7 is directly arranged at the bottom of the oil tank and is easily affected by impurities to be damaged can be effectively prevented.

The bottom of the U-shaped pipe 2 is provided with an oil drain port 3, the bottom of the oil drain port 3 is detachably connected with an oil cover, and oil is conveniently drained through the arrangement of the oil drain port 3. Furthermore, the filter 4 can be detachably arranged below the oil drain port 3, so that impurities in oil can be filtered, and meanwhile, the filter is convenient to detach so as to remove the impurities.

In order to further prevent impurities from entering the liquid level sensor together with the oil, the bottom of the U-shaped pipe 2 is arranged in an upward inclined manner in the embodiment, so that the height of the pipe bottom on the side where the liquid level sensor 7 is located is larger than that of the pipe bottom where the oil drain port 3 is located. Furthermore, the partition board 5 is arranged at one side of the U-shaped pipe 2, which is far away from the oil tank 1, of the oil drain port 3, so that impurities can be further separated, and the impurities can only be accumulated around the oil drain port 3.

As a further preferable scheme of this embodiment, as shown in fig. 2, the U-shaped tube 2 is composed of a first vertical section 201, a lower inclined section 202, an upper inclined section 203 and a second vertical section 205 which are sequentially connected, and the lower inclined section 202 and the upper inclined section 203 are smoothly transited, the first vertical section 201 is connected with the oil tank 1, and the oil drain port 3 is disposed at the connection position of the lower inclined section 202 and the upper inclined section 203, so as to further improve the blocking effect on impurities. The upper inclined section 203 and the second vertical section 205 may also be connected by a horizontal section 204.

As a further preferred embodiment of the present embodiment, the bottom of the second vertical section 205 is provided with a control valve 6, so as to control the flow rate of the oil. In this embodiment, the liquid level sensor 7 is installed in the U-shaped tube 2 through the fastening piece 8, so that the installation and the disassembly of the liquid level sensor 7 are facilitated, and the structure of the fastening piece 8 can directly adopt the existing fastening.

Claims

1. The utility model provides a motor vehicle oil tank liquid level detection device which characterized in that: including U type pipe (2) and level sensor (7), the one end fixed mounting of U type pipe (2) is in oil tank (1) bottom and with oil tank (1) intercommunication, its other end highly flushes with the bottom of oil tank (1), and in the other end mouth of pipe of U type pipe (2) is installed to level sensor (7).

2. The motor vehicle fuel tank level detection apparatus according to claim 1, wherein: the bottom of U type pipe (2) is equipped with oil drain (3), and oil drain (3) bottom is equipped with the oil cap.

3. The motor vehicle fuel tank level detection apparatus according to claim 2, wherein: the bottom of the U-shaped pipe (2) is arranged in an upward inclined mode, and the height of the pipe bottom of the side where the liquid level sensor (7) is located is larger than that of the pipe bottom where the oil drain port (3) is located.

4. A motor vehicle tank level detection apparatus according to claim 3, wherein: the inside of U type pipe (2) is located oil drain port (3) and is kept away from one side of oil tank (1) and is equipped with baffle (5).

5. The motor vehicle tank level detection apparatus according to any one of claims 2 to 4, wherein: the U-shaped pipe (2) comprises a first vertical section (201), a lower inclined section (202), an upper inclined section (203) and a second vertical section (205) which are sequentially connected, smooth transition is achieved between the lower inclined section (202) and the upper inclined section (203), and the first vertical section (201) is connected with the oil tank (1).

6. The motor vehicle fuel tank level detection apparatus as claimed in claim 5, wherein: the oil drain port (3) is arranged at the joint of the lower inclined section (202) and the upper inclined section (203).

7. The motor vehicle fuel tank level detection apparatus as claimed in claim 6, wherein: the upper inclined section (203) and the second vertical section (205) are connected through a horizontal section (204).

8. The motor vehicle fuel tank level detection apparatus as claimed in claim 6, wherein: the filter (4) can be detachably arranged below the oil drain port (3).

9. The motor vehicle fuel tank level detection apparatus as set forth in claim 8, wherein: the bottom of the second vertical section (205) is provided with a control valve (6), and a sealing ring is arranged at the joint between the control valve (6) and the U-shaped pipe.

10. The motor vehicle fuel tank level detection apparatus as claimed in claim 9, wherein: the liquid level sensor (7) is arranged in the U-shaped pipe (2) through the clamping piece (8).