CN212563500U

CN212563500U - Fuel tank built-in oil pump bottom barrel and fuel tank

Info

Publication number: CN212563500U
Application number: CN202020852129.6U
Authority: CN
Inventors: 顾峰; 何强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-02-19
Anticipated expiration: 2030-05-20

Abstract

The utility model provides a fuel cell embeds oil pump end bucket and fuel cell, include: a hollow oil storage module and an oil pump fixing module which are arranged in the fuel tank; the side surface of the hollow oil storage module is provided with a slot; the side surface of the hollow oil storage module is provided with an insert bag; the bottom of the hollow oil storage module is provided with a one-way valve; the oil pump fixing module is connected above the hollow oil storage module, the oil pump fixing module is provided with mounting holes, and the edges of the mounting holes are symmetrically provided with assembling steps.

Description

Fuel tank built-in oil pump bottom barrel and fuel tank

Technical Field

The utility model relates to a fuel tank embeds oil pump end bucket and fuel tank particularly.

Background

The fuel tank uses an oil pump to deliver fuel in the tank body to the engine to maintain the operation of the engine. In order to maintain a stable oil supply environment, an oil pump bottom barrel is usually assembled on the fuel tank, and when the oil pump works, fuel is continuously sucked into the oil pump bottom barrel to keep the oil pump bottom barrel full, so that the oil pump can stably convey fuel for an engine.

Under the condition that an automobile ascends or descends, fuel in the fuel tank inclines to one end of the fuel tank, and when the fuel in the fuel tank is less and the ramp driving time is longer, after the fuel in the bottom barrel of the oil pump is consumed, the oil pump difficultly pumps the fuel in the tank body, so that the faults of unsmooth oil supply, engine flameout and the like can be caused.

The traditional oil pump bottom barrel is integrated with an oil pump and is fixedly installed in a fuel tank through an opening on the fuel tank, the opening on the fuel tank can relate to the problems of tank body sealing, permeation discharge and the like, the size of the opening is usually reduced as much as possible and is fixed to be round with standard sizes such as phi 95.5mm, phi 115.5mm and phi 130.5mm, and in order to enable the oil pump bottom barrel to be smoothly placed into the fuel tank through the opening, the shape and the capacity design of the oil pump bottom barrel are limited, so that the oil storage capacity of the oil pump bottom barrel is limited, and the driving mileage of a ramp when an automobile is at a low liquid level.

Meanwhile, the engine power of large SUVs, off-road vehicles, pickup trucks and other vehicle types is large due to the requirements of working conditions and use environments, and the stability of oil supply of the oil pump is ensured by a large oil pump bottom barrel.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve under the low liquid level of car, the not smooth problem of fuel feeding and high-power engine fuel feeding stability problem when long distance ramp traveles provide a fuel tank built-in oil pump end bucket and fuel tank, and this technical scheme has realized that more fuel is stored to the oil pump end bucket, and the engine is given in continuous output, and ramp mileage of traveling when promoting the low liquid level of car provides sufficient oil pump real-time fuel storage space for high-power engine.

In order to achieve the above object, the utility model provides a fuel tank embeds oil pump end bucket, include: a hollow oil storage module and an oil pump fixing module which are arranged in the fuel tank; the side surface of the hollow oil storage module is provided with an inserting groove for connecting the hollow oil storage module with an inserting rod fixed in the fuel tank and installing parts such as a wave-proof plate and the like; the side surface of the hollow oil storage module is provided with an insert bag for mounting parts such as a liquid level sensor and the like; the bottom of the hollow oil storage module is provided with a one-way valve for fuel in a fuel tank to enter and be stored in the hollow oil storage module; the oil pump fixing module is connected above the hollow oil storage module, the oil pump fixing module is provided with mounting holes, and assembling steps are symmetrically arranged on the edges of the mounting holes and used for mounting and fixing an oil pump assembly.

As an optimization of the utility model: the hollow oil storage module is of a square structure, and the slots and the inserting bags are arranged at the symmetrical positions around the hollow oil storage module, so that the hollow oil storage module can be universally used for a plurality of fuel tanks and parts such as wave protection plates, liquid level sensors and the like arranged at a plurality of positions.

As an optimization of the utility model: and a filtering structure is arranged at the periphery of the one-way valve at the bottom of the hollow oil storage module and is used for filtering fuel before entering the hollow oil storage module.

As an optimization of the utility model: the filtering structure is in a circular shape formed by staggered arrangement of T-shaped bulges and cross-shaped bulges.

As an optimization of the utility model: a flanging is arranged on the periphery of the top of the hollow oil storage module, and a clamping hook is arranged at the corresponding position of the oil pump fixing module and used for assembling and connecting the hollow oil storage module and the oil pump fixing module.

As an optimization of the utility model: and the upper surface of the oil pump fixing module is provided with a mounting structure for mounting and fixing peripheral parts.

As an optimization of the utility model: the mounting structure is in a shape of a pipe clamp and a wire harness interface and is used for fixing a pipeline and a wire harness.

As an optimization of the utility model: the hollow oil storage module and the oil pump fixing module are formed by injection molding of a fuel aging resistant POM material.

The utility model also provides a fuel tank, the fuel tank embeds there is the utility model provides a pair of fuel tank embeds oil pump end bucket, oil pump end bucket passes through the slot assembly inside the fuel tank.

Compared with the prior art, the utility model discloses following beneficial effect has been obtained: the bottom barrel of the oil pump is arranged in the fuel tank, so that the bottom barrel of the oil pump and the oil pump are separated and assembled in the fuel tank in advance, the limitation of the opening of the fuel tank on the shape and the capacity of the bottom barrel is removed, the storage capacity of the bottom barrel of the oil pump is enlarged, and the driving mileage of an automobile under the driving condition of a low-liquid-level ramp and the oil supply stability of the running of a high-power engine are improved.

Drawings

The present invention is further described with reference to the following drawings and examples, which are provided for reference and illustration purposes only and are not intended to be limiting of the present invention.

FIG. 1 is a schematic view of a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the preferred embodiment of the present invention in conjunction with other parts;

FIG. 3 is a bottom schematic view of a preferred embodiment of the present invention;

FIG. 4 is a schematic view of the preferred embodiment of the present invention installed inside a fuel tank;

in the figure: 100. the fuel tank comprises a hollow fuel storage module, a slot 110, a slot 120, a plug bag 130, a one-way valve 140, a filtering structure, a flange 150, a flange 200, an oil pump fixing module 210, a mounting hole 211, an assembling step 220, a clamping hook 230, a mounting structure 300, a wave-proof plate 400, a liquid level sensor 500, an oil pump assembly 600, a plug rod 700 and a fuel tank.

Detailed Description

[ example 1 ]

As shown in fig. 1 to 4, the utility model provides a fuel tank embeds oil pump end bucket and fuel tank includes: a hollow oil storage module 100 and an oil pump fixing module 200 built in the fuel tank 700; the side of the hollow oil storage module 100 is provided with a slot 110 for connecting the hollow oil storage module 100 with the insertion rod 600 fixed in the fuel tank 700 and installing the parts such as the breakwater 300; the side surface of the hollow oil storage module 100 is provided with an insert bag 120 for installing parts such as a liquid level sensor 400 and the like; a check valve 130 is arranged at the bottom of the hollow fuel storage module 100, and is used for fuel in the fuel tank 700 to enter and be stored in the hollow fuel storage module 100; the oil pump fixing module 200 is connected above the hollow oil storage module 100, the oil pump fixing module 200 is provided with a mounting hole 210, and the edge of the mounting hole 210 is symmetrically provided with an assembling step 211 for installing and fixing the oil pump assembly 500.

[ example 2 ]

As shown in fig. 1 and 2, the hollow fuel storage module 100 has a square structure, and the insertion grooves 110 and the insertion pockets 120 are arranged at symmetrical positions around the hollow fuel storage module 100, so that the hollow fuel storage module can be commonly used for a plurality of fuel tanks 700 and parts such as the breakwaters 300 and the level sensors 400 can be mounted at a plurality of positions.

[ example 3 ]

As shown in fig. 3, a filtering structure 140 is disposed at the bottom of the hollow oil storage module 100 at the periphery of the check valve 130 for filtering fuel before entering the hollow oil storage module 100.

Further, the filter structure 140 may be configured in a circular shape formed by staggering T-shaped protrusions and cross-shaped protrusions such that large impurities in the fuel are blocked outside.

[ example 4 ]

As shown in fig. 1, a flange 150 is disposed around the top of the hollow oil storage module 100, and a hook 220 is disposed at a position corresponding to the oil pump fixing module 200, for assembling and connecting the hollow oil storage module 100 and the oil pump fixing module 200.

[ example 5 ]

As shown in fig. 1 and 4, the oil pump fixing module 200 is provided with a mounting structure 230 on an upper surface thereof for mounting and fixing peripheral components.

Further, the mounting structure 230 may be configured as a pipe clamp and harness interface for securing a pipe and a harness.

[ example 6 ]

As shown in fig. 1, the hollow oil storage module 100 and the oil pump fixing module 200 are injection molded from a fuel aging resistant POM material.

The utility model discloses can also select two or more and combine with embodiment 1 to form new implementation mode with the technical feature described in above embodiment 2-6.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention. In addition to the above embodiments, the present invention may have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.

Claims

1. A fuel tank built-in oil pump bottom barrel is characterized by comprising: a hollow oil storage module and an oil pump fixing module which are arranged in the fuel tank; the side surface of the hollow oil storage module is provided with a slot; the side surface of the hollow oil storage module is provided with an insert bag; the bottom of the hollow oil storage module is provided with a one-way valve; the oil pump fixing module is connected above the hollow oil storage module, the oil pump fixing module is provided with mounting holes, and assembling steps are symmetrically arranged on the edges of the mounting holes.

2. The bottom barrel of the fuel pump arranged in the fuel tank as claimed in claim 1, wherein the hollow fuel storage module is of a square structure, and the slots and the inserting bags are arranged at the periphery of the hollow fuel storage module in symmetrical positions.

3. The internal fuel pump bottom barrel of claim 1, wherein the hollow fuel storage module bottom is provided with a filtering structure at the periphery of the one-way valve.

4. The bottom barrel of a fuel pump arranged in a fuel tank as claimed in claim 3, wherein the filtering structure is configured in a circular shape formed by staggered arrangement of T-shaped protrusions and cross-shaped protrusions.

5. The bottom barrel of the oil pump arranged in the fuel tank as claimed in claim 1, wherein a flange is arranged around the top of the hollow oil storage module, and a hook is arranged at a corresponding position of the oil pump fixing module.

6. The internal fuel tank pump well defined in claim 1, wherein the mounting structure is disposed on an upper surface of the fuel pump fixing module.

7. The internal fuel tank pump bottom barrel of claim 6, wherein the mounting structure is configured as a pipe clamp and harness interface molding.

8. The fuel tank internal oil pump bottom barrel according to claim 1, characterized in that the hollow oil storage module and the oil pump fixing module are injection molded by POM material resistant to fuel aging.

9. A fuel tank having a fuel tank internal fuel pump bottom barrel according to any one of claims 1 to 8 fitted therein through an insertion groove.