CN216812265U

CN216812265U - Impeller of brushless electric fuel pump

Info

Publication number: CN216812265U
Application number: CN202220642139.6U
Authority: CN
Inventors: 葛珊
Original assignee: Dongwei Huai'an Hardware Industry Co ltd
Current assignee: Dongwei Huai'an Hardware Industry Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-06-24
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses an impeller of a brushless electric fuel pump, which relates to the technical field of electric fuel pumps and comprises an impeller main body, wherein one end of the impeller main body is provided with three lubricating holes, the central position of one end of the impeller main body is provided with a connecting hole, the middle positions of the two ends of the impeller main body are respectively provided with a connecting flange, the outer side of the impeller main body is provided with a plurality of blades at equal angles, and the outer side of the impeller main body is provided with an annular plate. The utility model can lead the connection of the device and the motor rotating shaft to play a better sealing effect by arranging the groove and the sealing ring, prevent the normal work of the fuel pump from being influenced by the existence of a gap, and can also improve the rotating efficiency of the device driven by the motor rotating shaft.

Description

Impeller of brushless electric fuel pump

Technical Field

The utility model relates to the technical field of electric fuel pumps, in particular to an impeller of a brushless electric fuel pump.

Background

In the work of brushless electric fuel pump, its drive through the motor drives the pivot and rotates, drives the impeller through the rotation of pivot and rotates inside the pipeline to with the inside type vacuum state that forms of pipeline, produce the negative pressure, alright draw with the oil in the oil tank, but traditional brushless electric then pump impeller in the use, its efficiency transportation is low, thereby influences the work efficiency of fuel pump.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an impeller of a brushless electric fuel pump, which aims to solve the problem of low efficiency in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an impeller of brushless electric fuel pump, includes impeller main part, three lubrication hole has been seted up to impeller main part's one end, and impeller main part one end central position department has seted up the connecting hole, flange is all installed to the intermediate position department at impeller main part both ends, and a plurality of blades are installed to angles such as the outside of impeller main part, impeller main part's the outside is provided with the annular plate.

Preferably, a groove is formed in the connecting hole, and a sealing ring is arranged in the groove.

Preferably, the inner wall of the annular plate is in contact with one end of the blade, the blade is in a < shape, and the thickness of the blade is gradually reduced.

Preferably, two ends of the sealing ring are in contact with two ends inside the groove, and the shape inside the sealing ring is the same as the shape and size of the connecting hole.

Preferably, the number of the lubricating holes is three, and the three lubricating holes are arranged on the outer side of the connecting hole at equal angles.

Compared with the prior art, the impeller of the brushless electric fuel pump has the following beneficial effects:

the utility model provides a blade and a sealing ring, the device can be connected with a rotating shaft of a motor by the existence of a connecting hole, the rotating shaft of the motor can drive the device to rotate by utilizing the shape of the connecting hole, thereby realizing the normal function of the device, and the connection of the device and the rotating shaft of the motor can play a better sealing effect by the existence of a groove and the sealing ring, thereby preventing the existence of a gap from influencing the normal work of a fuel pump, and also improving the rotating efficiency of the device driven by the rotating shaft of the motor.

Drawings

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

FIG. 2 is a schematic front sectional view of the present invention;

fig. 3 is an enlarged structural view of the blade of the present invention.

In the figure: 1. an annular plate; 2. connecting holes; 3. a connecting flange; 4. a blade; 5. a lubrication hole; 6. an impeller body; 7. a groove; 8. and (4) a sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-3, an impeller of a brushless electric fuel pump includes an impeller main body 6, one end of the impeller main body 6 is provided with three lubrication holes 5, a connection hole 2 is formed at the center of one end of the impeller main body 6, a connection flange 3 is mounted at the middle position of both ends of the impeller main body 6, a plurality of blades 4 are mounted on the outer side of the impeller main body 6 at equal angles, and an annular plate 1 is disposed on the outer side of the impeller main body 6;

a groove 7 is formed in the connecting hole 2, and a sealing ring 8 is arranged in the groove 7;

the inner wall of the annular plate 1 is contacted with one end of the blade 4, the shape of the blade 4 is < shaped, and the thickness of the blade 4 is gradually reduced;

two ends of the sealing ring 8 are contacted with two ends inside the groove 7, and the shape inside the sealing ring 8 is the same as the shape and size of the connecting hole 2;

the number of the lubricating holes 5 is three, and the three lubricating holes 5 are arranged on the outer side of the connecting hole 2 at equal angles;

specifically, as shown in fig. 1, fig. 2 and fig. 3, this device is through being provided with the existence of connecting hole 2, can connect the pivot of this device and motor, utilize the shape of connecting hole 2 can make the pivot of motor drive this device and rotate, thereby realize the normal function of this device, and through being provided with the existence of recess 7 and sealing ring 8, can make the connection of this device and motor pivot play better sealed effect, prevent that the existence of crack from influencing the normal work of fuel pump, and because the reason of blade 4 shape, the tapering off during owing to the thickness of blade 4, can make liquid receive blade 4 effect in advance, transport the removal through blade 4, improve the conveying efficiency of this device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An impeller of brushless electric fuel pump, includes impeller main part (6), its characterized in that: three lubrication hole (5) have been seted up to the one end of impeller main part (6), and the central point department of impeller main part (6) one end has seted up connecting hole (2), flange (3) are all installed to the intermediate position department at impeller main part (6) both ends, and a plurality of blades (4) are installed to the angle such as the outside of impeller main part (6), the outside of impeller main part (6) is provided with annular plate (1).

2. The impeller of a brushless electric fuel pump of claim 1, wherein: a groove (7) is formed in the connecting hole (2), and a sealing ring (8) is arranged in the groove (7).

3. The impeller of a brushless electric fuel pump of claim 1, wherein: the inner wall of the annular plate (1) is in contact with one end of each blade (4), the blades (4) are in a shape of <, and the thickness of each blade (4) is gradually reduced.

4. The impeller of a brushless electric fuel pump of claim 2, wherein: the two ends of the sealing ring (8) are in contact with the two ends inside the groove (7), and the shape inside the sealing ring (8) is the same as the shape and size of the connecting hole (2).

5. The impeller of a brushless electric fuel pump of claim 1, wherein: the number of the lubricating holes (5) is three, and the three lubricating holes (5) are arranged on the outer side of the connecting hole (2) at equal angles.