CN212796525U - Novel large oil tank of commercial vehicle - Google Patents

Abstract

The utility model belongs to the technical field of oil tanks, in particular to a novel large oil tank of a commercial vehicle, which comprises a shell and an oil storage tank arranged in the shell; a rolling mechanism consisting of an upper arc plate, a lower arc plate and a plurality of roller pins is fixedly connected with a bracket arranged inside the shell, and a hydraulic shock absorber I is arranged between the upper arc plate and the bottom of the oil storage tank; rolling bearings are arranged on two sides of the oil storage tank and are connected with the sliding block through a hydraulic damper II; the slide block is arranged in a mounting groove in the inner wall of the shell and is connected with the upper end and the lower end of the mounting groove through a spring; the top of the oil storage tank is provided with an oil inlet, a liquid level sensor and an air pipe; an oil outlet is arranged at the bottom; the top of the shell is provided with an air valve and an oil injection pipe, and the bottom of the shell is provided with an oil outlet pipe; according to the scheme, the oil storage tank is kept stable in the shell through elastic deformation of the spring; the bearing sliding mechanism realizes rotary swing, reduces oil fluctuation and prevents oil from splashing and leaking; an air pipe and an air valve are arranged to adjust air pressure, so that the oil tank is prevented from being exploded or deformed.

Description

Novel large oil tank of commercial vehicle

Technical Field

The utility model belongs to the technical field of the oil tank, concretely relates to novel big oil tank of commercial car.

Background

The fuel tank of the automobile, also called the fuel tank of the automobile, is one of the important accessories of the fuel of the automobile, and the volume of the fuel tank determines the driving mileage of the automobile. The oil tank has high explosion-proof and heat-insulating requirements as a fuel storage place, and most of automobile oil tanks in the prior art are of integral structures and are installed and fixed on automobiles by mounting frames and fastening belts. However, because the mounting bracket is directly fixed on the automobile through the bolt, the mounting bracket can vibrate along with the automobile in the driving process, any damping device is not additionally arranged between the oil tank and the mounting bracket on the traditional automobile, and when the automobile vibrates violently, the oil tank can vibrate along with the vibration, so that fuel in the oil tank is easy to leak out, and serious safety accidents can be caused. Therefore, in order to meet the development and demand of the market, a new large oil tank with good damping effect needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the above-mentioned problem that exists among the prior art, provide a novel big oil tank of commercial car, through setting up rolling mechanism and damping device, can effectively reduce the oil tank and produce vibrations when the car goes, can also prevent simultaneously that the fluid in the oil tank from producing the bubble when vibrations.

The technical scheme of the utility model is a novel commercial vehicle large oil tank, which comprises a shell and a cylindrical oil storage tank arranged in the shell; the rolling mechanism is characterized by further comprising a rolling mechanism, a plurality of brackets for supporting the rolling mechanism are arranged in the shell, and the rolling mechanism comprises a lower arc plate, an upper arc plate and a plurality of roller pins; the lower arc plate is fixed on the bracket, the roller pin is arranged on the concave surface of the lower arc plate, and the roller pin is in sliding friction with the lower arc plate and the upper arc plate; the upper arc plate is connected with the oil storage tank through a hydraulic damper I; the two ends of the oil storage tank are provided with rolling bearings which are symmetrically arranged, a hydraulic shock absorber II is arranged in each rolling bearing, and the hydraulic shock absorber II and the rolling bearings can rotate relatively; one end of the hydraulic shock absorber II is installed in the rolling bearing, and the other end of the hydraulic shock absorber II is fixedly provided with a sliding block; the slider sets up in the mounting groove of shell inner wall, the upper and lower both ends of slider with the space between the mounting groove installs the spring.

Preferably, a limit stop is installed on the concave surface of the lower arc plate, and a limit block is arranged on the convex surface of the upper arc plate.

Preferably, the top of the oil storage tank is provided with an oil inlet and an air pipe; a liquid level sensor for measuring the oil level is arranged between the oil inlet and the air pipe; a stretching pipe I is arranged on the oil inlet and is connected with an oil filling pipe arranged on the shell; an oil outlet is formed in the bottom of the end face of one side of the oil storage tank, a stretching pipe II is arranged on the oil outlet, and the stretching pipe II is connected with an oil outlet pipe arranged on the shell.

Preferably, the top of the shell is provided with a gas valve for controlling gas to enter and exit.

Preferably, the bottom end of the interior of the oil storage tank is provided with a sloping plate for changing the flow direction of the gasoline.

Preferably, the hydraulic shock absorbers I and II each include a hydraulic rod and a spring spirally wound around the hydraulic rod.

Preferably, the air pipe is in an inclined N shape, so that oil is prevented from splashing.

The utility model has the advantages that:

(1) the utility model provides a novel large oil tank of a commercial vehicle, which has simple structure and large oil capacity; through a plurality of spring damping structures arranged between the shell and the oil storage tank, the vibration generated in the driving process is reduced by utilizing the elastic deformation of the springs, so that the oil storage tank is kept stable in the shell; the arranged bearing sliding mechanism enables the oil storage tank to have a rotating characteristic, and can reduce the fluctuation of oil in the oil storage tank through rotating and swinging a certain angle, so that the oil is prevented from splashing and leaking;

(2) the utility model discloses an admission valve on "N" type trachea and the shell that set up on the batch oil tank prevents that fluid from splashing outer the hourglass because of vibrations to adjust the atmospheric pressure in the batch oil tank, make the atmospheric pressure in the oil tank keep unanimous with external atmospheric pressure, prevent that the oil tank from exploding or warping because of pressure.

Drawings

FIG. 1 is a schematic view of a front internal cross-sectional view of a large oil tank provided by the present invention;

FIG. 2 is a cross-sectional view of the large oil tank A-A provided by the present invention;

fig. 3 is a schematic structural view of an internal oil storage tank of a large oil tank provided by the present invention;

FIG. 4 is an enlarged view of portion B of FIG. 2;

FIG. 5 is an enlarged view of the portion C of FIG. 1;

in the figure, 1, a housing; 2. an air tube; 3. an air valve; 4. an oil storage tank; 5. an oil filling pipe; 61. stretching the tube I; 62. stretching the tube II; 7. an oil inlet; 8. an oil outlet pipe; 91. a hydraulic shock absorber I; 92. a hydraulic damper II; 10. a bracket; 11. mounting grooves; 12. a liquid level sensor; 13. a sloping plate; 14. an oil outlet; 15. a spring; 16. a slider; 17. a rolling bearing; 18. a lower arc plate; 19. an upper arc plate; 20. rolling needles; 21. a limit stop block; 22. and a limiting block.

Detailed Description

The technical solution of the present invention will be described in detail and fully with reference to the accompanying drawings, which are incorporated in and constitute a part of this specification. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the novel large oil tank for a commercial vehicle provided by the present invention comprises a housing 1, an oil storage tank 4 disposed in the housing 1, and a rolling mechanism; the whole oil storage tank 4 is cylindrical, three brackets 10 for supporting a rolling mechanism are uniformly fixed on the bottom end in the shell 1, and the rolling mechanism consists of an upper arc plate 19, a lower arc plate 18 and a plurality of roller pins 20; the lower arc plate 18 and the upper arc plate 19 can move relatively, the lower arc plate 18 is fixedly arranged on the bracket 10, the roller pin 20 is arranged between the upper arc plate 19 and the lower arc plate 18, and the upper arc plate 19 slides relatively to the lower arc plate 18 through the rolling of the roller pin 20, so that the friction resistance is reduced, the sliding can be better, and the impact force is reduced; a limit stop 21 is arranged on the concave surface of the lower arc plate 18, a limit block 22 is arranged on the convex surface of the upper arc plate 19, the limit block 22 can block the roller pin 20, and the sliding and rotating range of the upper arc plate 19 is limited through the limit block 22 and the limit stop 21, so that the phenomenon that the sliding and rotating range is too large and the whole oil tank is inclined and overturned is prevented; a hydraulic shock absorber I91 for shock absorption is fixedly arranged between the upper arc plate 19 and the bottom of the oil storage tank 4, and plays an effective role in buffering and shock absorption on the oil storage tank 4; two rolling bearings 17 are symmetrically arranged on two end faces of the oil storage tank 4, a hydraulic shock absorber II92 is mounted on each rolling bearing 17, the hydraulic shock absorber II92 and the rolling bearings 17 can rotate relatively, and when the oil storage tank 4 rotates, the hydraulic shock absorber II92 cannot be driven; one end of the hydraulic shock absorber II92 is installed in the rolling bearing 17, the other end is fixedly provided with a slide block 16, the slide block 16 is arranged in an installation groove 11 on the inner wall of the shell 1, and the position of the installation groove 11 corresponds to the position of the hydraulic shock absorber II 92; springs 15 are arranged at the upper end and the lower end of the sliding block 16, and are connected with the upper end and the lower end of the mounting groove 11 through the springs 15, so that the sliding block 16 is supported and damped; when the oil storage tank 4 is pressed down for damping through the hydraulic damper I91, the rolling bearings 17 arranged on the oil storage tank 4 are driven to move downwards simultaneously, at the moment, the hydraulic damper II92 performs downward damping through the spring 15 on the sliding block 16, so that the hydraulic damper II92 can be compressed horizontally, and the hydraulic damper II92 is prevented from being damaged.

Furthermore, one end of the top of the oil storage tank 4 is provided with an oil inlet 7, the other end of the top of the oil storage tank 4 is provided with an obliquely arranged N-shaped air pipe 2, and the air pipe 2 can be used for exchanging air in the oil storage tank 4, so that the air pressure in the oil tank is consistent with the air pressure of the external environment, and the damage to the oil tank caused by different internal and external air pressures is avoided; a liquid level sensor 12 for monitoring the oil position in the oil storage tank 4 is arranged between the oil inlet 7 and the air pipe 2; an oil outlet 14 is formed in the bottom of one side end face of the oil storage tank 4, an inclined plate 13 is arranged on the inner bottom face of the oil storage tank, and oil can be better and faster conveyed to the oil outlet 14 through the inclined plate 13;

furthermore, an oil filling nozzle 5 and an oil outlet pipe 8 are arranged at the positions, corresponding to the oil inlet 7 and the oil outlet 8, on the shell 1, the oil filling nozzle 5 is connected with the oil inlet 7 through a stretching pipe I61, and the oil outlet pipe 8 is connected with the oil outlet 14 through a stretching pipe II 62; the stretching pipe I61 and the stretching pipe II62 have elasticity and toughness, can be stretched and stretched, can prevent an oil pipe from being pulled when an oil tank vibrates, and can prevent the oil pipe from being broken; the shell 1 is also provided with an air inlet valve 3, and air is introduced or oil steam is discharged through the air inlet valve 3 to keep the integral air pressure balance of the oil tank;

furthermore, the hydraulic damper I91 and the hydraulic damper II92 are both composed of a hydraulic rod and a spring spirally surrounding the outside of the hydraulic rod, have certain compressibility and extensibility, and can play a good damping effect.

The design scheme has the advantages of simple structure and large oil capacity; a plurality of spring damping structures are arranged between the shell and the oil storage tank, and the oil storage tank is kept stable in the shell through elastic deformation of the springs, so that vibration generated in the driving process is reduced; by arranging the bearing sliding mechanism, the oil storage tank has the rotation characteristic of a certain angle, and the oil fluctuation in the oil storage tank can be reduced through rotation and swing, so that the oil is prevented from splashing and leaking; through the N-shaped air pipe arranged on the oil storage tank and the air inlet valve arranged on the shell, the oil is prevented from splashing and leaking due to vibration, the air pressure in the oil storage tank is adjusted, the air pressure in the oil tank is kept consistent with the external air pressure, and the oil tank is prevented from being exploded or deformed due to pressure.

Claims (6)

1. A novel large oil tank of a commercial vehicle comprises a shell (1) and a cylindrical oil storage tank (4) arranged in the shell (1); the rolling mechanism is characterized by further comprising a rolling mechanism, a plurality of brackets (10) for supporting the rolling mechanism are arranged in the shell (1), and the rolling mechanism comprises a lower arc plate (18), an upper arc plate (19) and a plurality of roller pins (20); the lower arc plate (18) is fixed on the bracket (10), the roller pin (20) is arranged on the concave surface of the lower arc plate (18), and the roller pin (20) is in sliding friction with the lower arc plate (18) and the upper arc plate (19); the upper arc plate (19) is connected with the oil storage tank (4) through a hydraulic shock absorber I (91); the two ends of the oil storage tank (4) are provided with rolling bearings (17) which are symmetrically arranged, a hydraulic shock absorber II (92) is arranged in each rolling bearing (17), and the hydraulic shock absorber II (92) and the rolling bearings (17) can rotate relatively; one end of the hydraulic shock absorber II (92) is installed in the rolling bearing (17), and the other end of the hydraulic shock absorber II is fixedly provided with a sliding block (16); the slider (16) sets up in mounting groove (11) of shell (1) inner wall, the upper and lower both ends of slider (16) with spring (15) are installed to the space between mounting groove (11).

2. The novel large fuel tank for commercial vehicles as claimed in claim 1, wherein the concave surface of the lower arc plate (18) is provided with a limit stop (21), and the convex surface of the upper arc plate (19) is provided with a limit block (22).

3. The novel large oil tank of a commercial vehicle as claimed in claim 1, wherein the top of the oil storage tank (4) is provided with an oil inlet (7) and an air pipe (2); a liquid level sensor (12) for measuring the oil level is arranged between the oil inlet (7) and the air pipe (2); a stretching pipe I (61) is arranged on the oil inlet (7), and the stretching pipe I (61) is connected with an oil injection pipe (5) arranged on the shell (1); an oil outlet (14) is formed in the bottom of the end face of one side of the oil storage tank (4), a stretching pipe II (62) is arranged on the oil outlet (14), and the stretching pipe II (62) is connected with an oil outlet pipe (8) arranged on the shell (1).

4. A new type of large fuel tank for commercial vehicle according to claim 1, characterized in that the top of the housing (1) is provided with a gas valve (3) for controlling the gas to enter and exit.

5. A new type of large fuel tank for commercial vehicle according to claim 1, characterized in that the inner bottom end of the fuel tank (4) is provided with a swash plate (13) for changing the flow direction of the gasoline.

6. The new commercial vehicle large oil tank as claimed in claim 1, characterized in that the hydraulic shock absorber I (91) and the hydraulic shock absorber II (92) each comprise a hydraulic rod and a spring spirally wound around the hydraulic rod.

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