CN216842377U

CN216842377U - High-efficiency radiating fuel pump device

Info

Publication number: CN216842377U
Application number: CN202220342243.3U
Authority: CN
Inventors: 时培洋; 张宇; 王博
Original assignee: Dalian Jiayun Electronic Technology Co ltd
Current assignee: Dalian Jiayun Electronic Technology Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-06-28
Anticipated expiration: 2032-02-21

Abstract

The utility model discloses a radiating fuel pump device of high efficiency relates to then pump heat dissipation technical field, including being equipped with the oil pump, the oil pump outside is equipped with inferior valve and epitheca, and the epitheca is connected with the closing plate through branch, and the filter is installed to the bottom of inferior valve, and the externally mounted of oil pump has the heat dissipation shell, and the upper end fixedly connected with heat dissipation upper cover of heat dissipation shell, the lower extreme of heat dissipation shell are connected with the heat dissipation lower cover, and the upper end of closing plate is equipped with slot and play oil pipe, and the lower extreme of slot passes through wire and the binding post electric connection on the oil pump, goes out oil pipe and passes through bellows and the export intercommunication of oil pump. The utility model discloses a heat dissipation shell is the steel sheet shaping preparation, and the radiating fin of higher authority is cavity, and the effect through the siphon can be full of oil to the radiating efficiency improvement of the outside of oil pump in the radiating fin, promotes life-span and stability of oil pump, has increased multiple insurance part, guarantees the steady operation, and this device is particularly suitable for using on the equipment that needs the steady operation in the maintenance cycle length.

Description

High-efficiency radiating fuel pump device

Technical Field

The utility model relates to a fuel pump heat dissipation technical field specifically is radiating fuel pump device of high efficiency.

Background

The fuel pump is composed of an electric motor, a pressure limiter and a check valve, wherein the electric motor actually works in the fuel in a pump shell, and an electric centrifugal booster pump is used as an auxiliary fuel pump of a fuel system. The motor is usually mounted on a spar corresponding to the lower level of the tank, while the pump body is immersed in the fuel at the bottom of the tank. Sealing measures are taken between the pump impeller and the motor to prevent fuel oil or oil vapor from leaking into the motor. When fuel oil enters the pump body, the impeller rotating at high speed throws the fuel oil outwards along the radial direction to generate centrifugal force, so that the pressure of the fuel oil is improved, and the fuel oil is conveyed to a system. The research on electric fuel pumps at home and abroad mainly focuses on the following aspects, 1, the optimization design of parameters of the electric fuel pumps; 2, noise control technology; 3, researching a method for reducing flow pulsation; 4, researching a method for improving the efficiency of the electric fuel pump; 5 study to improve the life of the oil pump. However, in practical applications, if the power of the pump is increased and then the heat generation amount of the pump is also very large, so that the heat dissipation of the pump is one of the problems that must be solved in order to improve the service life, otherwise the service life is reduced, and particularly, in a high-power fuel pump used in important occasions, in order to further improve the heat dissipation efficiency, technicians in the company of our company have proposed a fuel pump device capable of dissipating heat with high efficiency after long-term design.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high efficiency radiating fuel pump device to solve the problem of the fuel pump radiating efficiency who provides in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: high efficiency radiating fuel pump device is equipped with the oil pump, and the oil pump outside is equipped with inferior valve and epitheca, and the epitheca is connected with the closing plate through branch, and the filter is installed to the bottom of inferior valve, and the externally mounted of oil pump has the heat dissipation shell, the upper end fixedly connected with heat dissipation upper cover of heat dissipation shell, the lower extreme of heat dissipation shell is connected with the heat dissipation lower cover, the upper end of closing plate is equipped with slot and play oil pipe, the lower extreme of slot passes through wire and the binding post electric connection on the oil pump, it passes through the export intercommunication of bellows and oil pump to go out oil pipe.

Further: the heat dissipation shell is formed for the sheet steel shaping preparation, and the smooth stand is wave structure, and the crest is radiating fin, for hollow structure, can improve the radiating efficiency when soaking completely, the heat dissipation upper cover is hollow structure to the right side of heat dissipation upper cover is equipped with the trompil, and the upper end of trompil is connected with the solenoid valve, the outlet pipe intercommunication of Y type pipe and oil pump is passed through to the upper end of solenoid valve, the inlet intercommunication of the lowest end of heat dissipation lower cover and oil pump forms a miniature siphon structure, and if when the oil pump goes out oil, open the solenoid valve and can take away the oil in the radiating fin, improve radiating efficiency, inside and outside radiating effect is better like this, especially powerful oil pump.

Preferably: a one-way valve is arranged between the electromagnetic valve and the Y-shaped pipe, a sliding rod is arranged in front of the heat dissipation shell, the upper end and the lower end of the sliding rod are respectively fixed on the heat dissipation upper cover and the heat dissipation lower cover, and a float sensor is mounted on the sliding rod.

Preferably: the left side of the sliding rod is provided with a square rod, the upper end and the lower end of the sliding rod are fixed in the same mode as the sliding rod, the square rod is provided with a proximity sensor, and the lower end of the floater sensor is fixedly provided with a limit switch on the heat dissipation lower cover.

Preferably: the upper end of epitheca is equipped with rectangular hole, the internally mounted in rectangular hole has the filter screen.

Preferably: and the lower end of the sealing plate is provided with a sealing ring.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a heat radiation structure has been designed outside at current oil pump, heat radiation structure is including heat dissipation shell and upper and lower lid, parts such as whole oil pump and other sensors all set up inside epitheca and inferior valve, the heat dissipation shell is the steel sheet shaping preparation, the radiating fin of higher authority is cavity, reduce to certain time at the liquid level, when opening the solenoid valve, because the effect of siphon can be full of oil to the radiating efficiency improvement to the outside of oil pump in the radiating fin, life-span and the stability to the oil pump promote, increase the success of proximity sensor assurance solenoid valve and open, increase one insurance, be equipped with limit switch below, prevent unloaded, whole device is on improving radiating efficiency, multiple safety part has been increased, guarantee the steady operation of whole structure, this device is particularly suitable for in maintenance cycle, need use on the equipment of steady operation.

Drawings

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

FIG. 2 is a schematic view of a fuel pump and heat sink housing;

FIG. 3 is a schematic bottom view of FIG. 2;

FIG. 4 is a schematic front view of FIG. 2;

FIG. 5 is a schematic front view of FIG. 1;

FIG. 6 is a schematic view of C-C of FIG. 5;

FIG. 7 is a schematic bottom view of FIG. 1;

FIG. 8 is a schematic view of FIG. 2 at A;

fig. 9 is a schematic view at B of fig. 2.

In the figure: 1. the device comprises a lower shell, 2, an upper shell, 3, a long hole, 4, a lead, 5, a sealing plate, 6, a slot, 7, an oil outlet pipe, 8, a support rod, 9, a corrugated pipe, 10, a filter, 11, a Y-shaped pipe, 12, an electromagnetic valve, 13, an oil pump, 14, a heat dissipation upper cover, 15, a heat dissipation shell, 16, a sliding rod, 17, a heat dissipation lower cover, 18, a square rod, 19, a proximity sensor, 20, a float sensor, 21 and a limit switch.

Detailed Description

The present invention will be described below based on embodiments with reference to the attached drawings in the embodiments of the present invention, but it should be noted that the present invention is not limited to these embodiments, and some specific details are described in detail below in the detailed description of the present invention, however, those skilled in the art can fully understand the present invention for the parts not described in detail.

Furthermore, those skilled in the art will appreciate that the drawings are provided for purposes of illustrating the objects, features, and advantages of the invention and are not necessarily drawn to scale.

Also, unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, the meaning of "includes but is not limited to".

Referring to fig. 1 to 9, the present invention provides a technical solution: be equipped with oil pump 13, oil pump 13 outside is equipped with inferior valve 1 and epitheca 2, and epitheca 2 is connected with closing plate 5 through branch 8, and filter 10 is installed to the bottom of inferior valve 1, and the externally mounted of oil pump 13 has heat dissipation shell 15, the upper end fixedly connected with heat dissipation upper cover 14 of heat dissipation shell 15, the lower extreme of heat dissipation shell 15 is connected with heat dissipation lower cover 17, the upper end of closing plate 5 is equipped with slot 6 and play oil pipe 7, the lower extreme of slot 6 passes through wire 4 and the binding post electric connection on the oil pump 13, play oil pipe 7 passes through the export intercommunication of bellows 9 with oil pump 13.

The heat dissipation shell 15 is made for the sheet steel shaping, and the shakeout is the wave structure, heat dissipation upper cover 14 is hollow structure to the right side of heat dissipation upper cover 14 is equipped with the trompil, and the upper end of trompil is connected with solenoid valve 12, the upper end of solenoid valve 12 is through Y type pipe 11 and oil pump 13's outlet pipe intercommunication, the lowest end of heat dissipation lower cover 17 and the entrance intercommunication of oil pump 13.

A one-way valve is arranged between the electromagnetic valve 12 and the Y-shaped pipe 11, a sliding rod 16 is arranged in front of the heat dissipation shell 15, the upper end and the lower end of the sliding rod 16 are respectively fixed on a heat dissipation upper cover 14 and a heat dissipation lower cover 17, and a float sensor 20 is mounted on the sliding rod 16.

A square rod 18 is arranged on the left side of the sliding rod 16, the upper end and the lower end of the sliding rod are fixed in the same way as the sliding rod 16, a proximity sensor 19 is installed on the square rod 18, and a limit switch 21 is fixedly installed on a heat dissipation lower cover 17 at the right lower end of the float sensor 20.

The upper end of the upper shell 2 is provided with a strip hole 3, and a filter screen is arranged in the strip hole 3.

And a sealing ring is arranged at the lower end of the sealing plate 5.

When the utility model is used, firstly, the oil outlet pipe 7 is fixed on an oil tank through a screw hole on the sealing plate 5, then the oil outlet pipe 6 is connected with the slot 6, the oil supply work is carried out on the oil pump 13, the oil supply principle is not repeated, the oil pump belongs to the prior art, the working principle of an external heat dissipation structure is mainly introduced, when the oil level is reduced to a certain position (for example, the liquid level is one third above the oil pump 13), the float sensor 20 sends a signal to a controller, the electromagnetic valve 12 is opened, because the heat dissipation fins on the heat dissipation shell 15 are hollow inside, under the action of the Y-shaped pipe 11 and the siphon action, fuel oil can flow through the middle of the heat dissipation fins, some heat is taken away, the effect of improving the heat dissipation efficiency is achieved, the effect that the proximity sensor 19 is arranged beside the float sensor 20 to prevent the data of the float sensor 20 from having problems, the electromagnetic valve 12 can be normally opened, when the float sensor 20 is reduced to the lowest end, the limit switch 21 is pressed to stop oil supply, and the oil pump 13 is prevented from being burnt out in no-load.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Radiating fuel pump device of high efficiency is equipped with oil pump (13), and oil pump (13) outside is equipped with inferior valve (1) and epitheca (2), and epitheca (2) are connected with closing plate (5) through branch (8), and filter (10), its characterized in that are installed to the bottom of inferior valve (1): the externally mounted of oil pump (13) has heat dissipation shell (15), the upper end fixedly connected with heat dissipation upper cover (14) of heat dissipation shell (15), the lower extreme of heat dissipation shell (15) is connected with heat dissipation lower cover (17), the upper end of closing plate (5) is equipped with slot (6) and goes out oil pipe (7), the lower extreme of slot (6) passes through wire (4) and the binding post electric connection on oil pump (13), go out oil pipe (7) and pass through the export intercommunication of bellows (9) and oil pump (13).

2. The high efficiency heat dissipating fuel pump apparatus of claim 1, wherein: the heat dissipation shell (15) is formed for the shaping preparation of sheet steel, and the shakeout is the wave structure, heat dissipation upper cover (14) are hollow structure to the right side of heat dissipation upper cover (14) is equipped with the trompil, and the upper end of trompil is connected with solenoid valve (12), the outlet pipe intercommunication of Y type pipe (11) and oil pump (13) is passed through to the upper end of solenoid valve (12), the entrance intercommunication of the lower extreme and oil pump (13) of heat dissipation lower cover (17).

3. The high efficiency heat dissipating fuel pump apparatus of claim 2, wherein: a one-way valve is arranged between the electromagnetic valve (12) and the Y-shaped pipe (11), a sliding rod (16) is arranged in front of the heat dissipation shell (15), the upper end and the lower end of the sliding rod (16) are respectively fixed on the heat dissipation upper cover (14) and the heat dissipation lower cover (17), and a float sensor (20) is installed on the sliding rod (16).

4. A heat dissipating fuel pump apparatus as set forth in claim 3, wherein: the left side of the sliding rod (16) is provided with a square rod (18), the upper end and the lower end of the sliding rod are fixed in the same way as the sliding rod (16), the square rod (18) is provided with a proximity sensor (19), and the lower end of the float sensor (20) is fixedly provided with a limit switch (21) on the heat dissipation lower cover (17).

5. The high efficiency heat dissipating fuel pump apparatus of claim 1, wherein: the upper end of epitheca (2) is equipped with rectangular hole (3), the internally mounted of rectangular hole (3) has the filter screen.

6. The high efficiency heat dissipating fuel pump apparatus of claim 1, wherein: and a sealing ring is arranged at the lower end of the sealing plate (5).