CN215850739U

CN215850739U - Saddle-shaped fuel tank

Info

Publication number: CN215850739U
Application number: CN202122355351.2U
Authority: CN
Inventors: 陆再宏; 班晓辉; 杨庭举; 高强; 禹继骋
Original assignee: Yangzhou Changyun Plastic Technology Co ltd
Current assignee: Yangzhou Changyun Plastic Technology Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-02-18
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a saddle-shaped fuel tank. The saddle-shaped fuel tank comprises a tank body, a main oil cavity and an auxiliary oil cavity which are communicated with each other are arranged in the tank body, a fuel pump is arranged in the main oil cavity, an oil suction hose is arranged on the fuel pump, a support is arranged in the auxiliary oil cavity, the oil suction end of the oil suction hose is fixed at the bottom of the auxiliary oil cavity by the support, a steel belt used for installation is arranged at the bottom of the tank body, and a plurality of shock pads are arranged at the top of the tank body. The utility model solves the problem of small oil storage quantity of the existing fuel tank.

Description

Saddle-shaped fuel tank

Technical Field

The utility model relates to the field of automobile parts, in particular to a saddle-shaped fuel tank.

Background

The automobile fuel tank is a main component of an automobile fuel supply system, and the size and the fuel storage quantity of the automobile fuel tank are important indexes for testing the running performance of an automobile. At present, fuel tanks of most passenger vehicles are single fuel tanks with simple structures, and the fuel storage capacity of the fuel tanks can generally meet the requirement that the vehicles run for more than three hundred kilometers. But some high-grade passenger cars generally require a longer driving range. This requires the fuel tank of the vehicle to be as large as possible. In the design of the automobile structure, the space for arranging the oil tank is usually reserved to be smaller, and in the actual manufacturing process, due to the influence of other parts such as a vehicle body structure, a chassis and the like, the oil tank can be arranged in a narrow space, so that the volume and the capacity of the oil tank are limited.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a saddle-shaped fuel tank capable of improving the fuel storage capacity aiming at the defects in the prior art.

In order to realize the purpose, the saddle-shaped fuel tank adopts the technical scheme that:

a saddle-shaped fuel tank comprises a tank body, a main oil cavity and an auxiliary oil cavity which are communicated with each other are arranged in the tank body, a fuel pump is arranged in the main oil cavity, an oil suction hose is arranged on the fuel pump, a support is arranged in the auxiliary oil cavity, the oil suction end of the oil suction hose is fixed at the bottom of the auxiliary oil cavity by the support, a steel belt used for installation is arranged at the bottom of the tank body, and a plurality of shock pads are arranged at the top of the tank body. The main oil cavity and the auxiliary oil cavity jointly improve the oil storage capacity, the auxiliary oil cavity fixes the oil suction hose at the bottom of the auxiliary oil cavity through the support, and the fuel pump extracts fuel oil in the auxiliary oil cavity through the oil suction hose.

Preferably, the support includes upper bracket and lower carriage, and the upper bracket includes the blind flange of rigid coupling in vice oil pocket top, and the bottom of blind flange is provided with the guide pillar, and the lower carriage includes the guide pin bushing with guide pillar complex, and the bottom of guide pin bushing is provided with first cavity, and the inside wall laminating of first cavity and vice oil pocket bottom, the breach with vice oil pocket intercommunication is seted up to the inside wall of first cavity, and the lateral wall of first cavity is provided with the joint of being connected with the oil absorption hose.

Preferably, the outer circumferential surface of the guide sleeve is provided with at least one guide strip, the guide strip is parallel to the axis of the guide sleeve, and the outer side of the guide column is provided with a guide groove into which the guide strip is inserted. The guide pillar inserts the guide pin bushing, and the guide bar inserts the guide way, avoids first cavity to take place to rotate under the impact of fuel.

Preferably, the top of guide strip is provided with the couple, and the directional outside in portion that colludes of couple leaves the clearance with the lateral wall of guide pin bushing, the guide way be provided with couple complex hang the platform. During maintenance, the guide pillar goes upward and is brought out of the first cavity through the matching of the hanging table and the hook.

Preferably, the outer side wall of the guide sleeve is connected with a second chamber through a connecting strip, and the second chamber is used for storing the auxiliary oil cavity liquid level sensor. And the auxiliary oil cavity liquid level sensor is used for monitoring the liquid level of fuel oil in the auxiliary oil cavity.

Preferably, the two sides of the middle part of the connecting strip are provided with limiting bosses, and the outer side of the guide pillar is provided with a stop block matched with the limiting bosses. The limiting boss is matched with the stop block, so that the second cavity is prevented from shaking under the impact of fuel oil, and the monitoring effect of the auxiliary oil cavity liquid level sensor is ensured.

Preferably, the connecting part of the guide sleeve and the first cavity is provided with an air hole. The air holes facilitate the guide pillars to be inserted into the guide sleeves.

Preferably, the end of the joint leading to the first chamber is provided with a one-way valve. The check valve avoids the oil return phenomenon of the oil suction hose.

Preferably, the outer peripheral surface of the joint is provided with a plurality of barb bosses. The barb boss makes oil absorption hose and joint be connected more firmly.

Compared with the prior art, the utility model has the following advantages:

1. the main oil cavity and the auxiliary oil cavity jointly improve the oil storage capacity, the fuel pump absorbs oil to the auxiliary oil cavity through the oil absorption hose, a fuel pump does not need to be placed in the auxiliary oil cavity, the manufacturing cost is reduced, the oil absorption end of the oil absorption hose is fixed to the bottom of the auxiliary oil cavity through the support, the oil absorption capacity of the far end of the fuel pump is guaranteed, and the fuel pump absorbs oil from the inside and avoids pollution caused by evaporation and leakage of oil gas.

2. The total height of the bracket can be adjusted by the matching of the guide post and the guide sleeve so as to adapt to the auxiliary oil cavities with different heights, and the first cavity is prevented from rotating under the impact of fuel oil by the matching of the guide strip and the guide groove.

3. The upper bracket goes upward and is brought out of the lower bracket through the matching of the hanging table and the hook, so that the maintenance is convenient.

4. The one-way valve is provided, so that the oil return phenomenon of the oil suction hose is avoided.

Drawings

FIG. 1 is an external view of a saddle fuel tank;

FIG. 2 is an interior view of a saddle fuel tank;

FIG. 3 is a top view of the bracket;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a front view of the bracket;

FIG. 6 is a cross-sectional view B-B of FIG. 5;

FIG. 7 is a cross-sectional view C-C of FIG. 5;

FIG. 8 is a schematic structural view of the upper bracket;

fig. 9 is a structural schematic view of the lower bracket.

The oil pump type oil pump comprises a box body 1, a main oil cavity 11, an auxiliary oil cavity 12, a flange 2, a fuel pump 3, an oil suction hose 4, a support 5, an upper support 51, a flange cover 511, a guide pillar 512, a guide groove 513, a hanging table 514, a stop 515, a lower support 52, a guide sleeve 521, a first cavity 522, a notch 5221, air holes 523, a 524 joint, a barb boss 5241, a guide strip 525, a hook 5251, a connecting strip 526, a limit boss 5261, a second cavity 527, a check valve 6, a liquid level sensor for the auxiliary oil cavity 7, a steel belt 8 and a shock pad 9.

Detailed Description

The present invention is further illustrated by the following description in conjunction with the accompanying drawings, which are to be construed as merely illustrative and not limitative of the remainder of the disclosure, and on reading the disclosure, various equivalent modifications thereof will become apparent to those skilled in the art and fall within the limits of the appended claims.

As shown in figures 1-9, a saddle-shaped fuel tank comprises a tank body 1, a main oil cavity 11 and an auxiliary oil cavity 12 which are communicated are arranged in the tank body, a fuel pump 3 is arranged in the main oil cavity through a flange 2, an oil suction hose 4 is arranged on the fuel pump, the oil suction end of the oil suction hose is fixed at the bottom of the auxiliary oil cavity through a support 5, the support comprises an upper support 51 and a lower support 52, the upper support comprises a flange cover 511 fixedly connected to the top of the auxiliary oil cavity, a guide pillar 512 is integrally formed at the bottom of the flange cover, the lower support comprises a guide sleeve 521 matched with the guide pillar, the total height of the support can be adjusted by inserting the guide pillar into the guide sleeve to adapt to the auxiliary oil cavities with different heights, a first cavity 522 is integrally formed at the bottom of the guide sleeve, an air vent 523 is formed at the joint of the guide sleeve and the first cavity, the guide pillar can be conveniently inserted into the guide sleeve, the first cavity is attached to the inner wall of the bottom of the auxiliary oil cavity, a notch 5221 communicated with the auxiliary oil cavity is formed on the inner wall of the first cavity, the outer side wall of the first cavity is integrally formed with a connector 524 connected with an oil suction hose, the connector is positioned on the right side of the guide sleeve, a plurality of barb bosses 5241 are integrally formed on the outer peripheral surface of the connector, the barb bosses enable the oil suction hose to be more firmly connected with the connector, the connector is communicated with one end of the first cavity and is provided with a check valve 6, the check valve prevents the oil suction hose from returning oil, symmetrical guide strips 525 are integrally formed on the outer peripheral surfaces of the front side and the rear side of the guide sleeve, the guide strips are parallel to the axis of the guide sleeve, guide grooves 513 are arranged on the outer side of the guide columns, the guide strips are inserted into the guide grooves and are matched with the guide columns to prevent the first cavity from rotating under the impact of fuel oil, hooks 5251 are integrally formed on the tops of the guide strips, hook parts of the hooks point to the outer sides, hanging platforms 514 are integrally formed at the inlets of the guide grooves and are matched with the hooks, so that the upper bracket is taken out of the lower bracket when going upwards, the upper bracket is convenient to overhaul, and gaps are reserved between the hooks and the outer side wall of the guide sleeve, the clearance has reduced the intensity of couple, be convenient for the couple avoid hanging the platform and insert the guide way in, the lateral wall of guide pin bushing passes through connecting strip 526 and connects second cavity 527, the second cavity is in the left side of guide pin bushing, the second cavity is used for depositing vice oil pocket level sensor 7, vice oil pocket level sensor is used for monitoring the fuel liquid level in the vice oil pocket, the spacing boss 5261 of both sides integrated into one piece at connecting strip middle part, dog 515 is arranged in the outside of guide pillar, the axis and the flange lid integrated into one piece that the dog is on a parallel with the guide pillar, spacing boss and dog cooperation, avoid the second cavity to rock under the fuel impact, thereby guarantee vice oil pocket level sensor's monitoring effect, the steel band 8 that is used for the installation is arranged to the bottom of box, a plurality of shock pad 9 is arranged at the top of box.

The specific working process and principle of the saddle-shaped fuel tank are as follows: the guide pillar inserts the guide pin bushing, and the guide block inserts the guide way, and the overall height of adjustment support to the height of adaptation auxiliary oil chamber, flange lid rigid coupling in the top of auxiliary oil chamber is contradicted first cavity in the bottom of auxiliary oil chamber, and the fuel pump passes through the flange rigid coupling in main oil chamber, and the fuel pump passes through the fuel oil of oil absorption hose extraction auxiliary oil chamber. The oil storage amount is improved through the main oil cavity and the auxiliary oil cavity, only one fuel pump is used, the manufacturing cost is reduced, the oil suction end of the oil suction hose is fixed at the bottom of the auxiliary oil cavity through the support, the far-end oil suction is stable and reliable, and meanwhile, the evaporation pollution of oil gas is avoided.

Claims

1. A saddle-shaped fuel tank characterized in that: the oil absorption device comprises a box body, a main oil cavity and an auxiliary oil cavity which are communicated with each other are arranged in the box body, a fuel pump is arranged in the main oil cavity, an oil absorption hose is arranged on the fuel pump, a support is arranged in the auxiliary oil cavity, the oil absorption end of the oil absorption hose is fixed at the bottom of the auxiliary oil cavity by the support, a steel belt used for installation is arranged at the bottom of the box body, and a plurality of shock pads are arranged at the top of the box body.

2. The saddle fuel tank of claim 1 wherein: the support includes upper bracket and lower carriage, and the upper bracket includes the blind flange of rigid coupling in vice oil pocket top, and the bottom of blind flange is provided with the guide pillar, and the lower carriage includes the guide pin bushing with guide pillar complex, and the bottom of guide pin bushing is provided with first cavity, and the inside wall laminating of first cavity and vice oil pocket bottom, the breach with vice oil pocket intercommunication is seted up to the inside wall of first cavity, and the lateral wall of first cavity is provided with the joint of being connected with the oil absorption hose.

3. The saddle fuel tank of claim 2 wherein: the outer peripheral surface of the guide sleeve is at least provided with a guide strip, the guide strip is parallel to the axis of the guide sleeve, and the outer side of the guide column is provided with a guide groove into which the guide strip is inserted.

4. The saddle fuel tank of claim 3 wherein: the top of guide strip is provided with the couple, and the directional outside in portion that colludes of couple leaves the clearance with the lateral wall of guide pin bushing, the guide way is provided with and hangs the platform with couple complex.

5. The saddle fuel tank of claim 4 wherein: the outer side wall of the guide sleeve is connected with a second cavity through a connecting strip, and the second cavity is used for storing the auxiliary oil cavity liquid level sensor.

6. The saddle fuel tank of claim 5 wherein: limiting bosses are arranged on two sides of the middle of the connecting strip, and stop blocks matched with the limiting bosses are arranged on the outer sides of the guide pillars.

7. The saddle fuel tank of claim 5 wherein: and air holes are formed at the joint of the guide sleeve and the first cavity.

8. The saddle fuel tank of claim 2 wherein: one end of the joint, which is communicated with the first chamber, is provided with a one-way valve.

9. The saddle fuel tank of claim 8 wherein: the outer peripheral surface of the joint is provided with a plurality of barb bosses.