CN217935275U

CN217935275U - Fixing device for large-size motor of electric vehicle

Info

Publication number: CN217935275U
Application number: CN202221361023.1U
Authority: CN
Inventors: 姜岩; 高杨; 王广阔
Original assignee: Henan Li Ma Electric Vehicle Technology Co ltd
Current assignee: Henan Li Ma Electric Vehicle Technology Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-11-29
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses a fixing device for electric motor car jumbo size motor, including upper cover plate, lower apron, rear axle, motor, the upper cover plate is the casing of relative setting with lower apron, an upper cover plate is in the same place through the round pin axle is articulated with a side end of lower apron, the upper cover plate is connected through the bolt with the opposite side tip of lower apron, the inside difference symmetry of upper cover plate and lower apron is equipped with first cavity, second cavity, the rear axle runs through first cavity setting, second cavity bottom on the lower apron and the second cavity top on the upper cover plate all are equipped with the spring, install the motor between the spring, the upper cover plate is the metal material with lower apron, the top surface of upper cover plate is equipped with heat radiation fins, the internal diameter size of first cavity and the external diameter size looks adaptation of rear axle. This fixing device for jumbo size motor of electric motor car fixes and protects the motor, improves the life of motor.

Description

Fixing device for large-size motor of electric vehicle

Technical Field

The utility model belongs to the technical field of the electric motor car motor is fixed, especially, relate to a fixing device for electric motor car jumbo size motor.

Background

Electric vehicles, i.e. electric drive vehicles, also known as electric drive vehicles, are classified into ac electric vehicles and dc electric vehicles, and are vehicles that use batteries as energy sources, and convert electric energy into mechanical energy through components such as controllers and motors to move so as to control the current and change the speed. An electric vehicle motor is one of the most important components of an electric vehicle, and is generally connected with a rear wheel for power driving. The existing motor of tricycle is mostly large-size motor, and is usually the structure connected with the rear wheel through the rear axle. However, the motor with the structure is directly exposed and fixed, and in the using process, the motor is easy to collide or damage under the conditions of poor road conditions such as water passing, slurry and bumpiness, and the service life of the motor is shortened. Therefore, the motor fixing device with the protection measure is designed to fix and protect the motor, and is particularly suitable for being applied to the motor of the electric vehicle with a larger size and a larger outer diameter.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model provides a fixing device for jumbo size motor of electric motor car.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric motor car jumbo size is fixing device for motor, includes upper cover plate, lower apron, rear axle, motor, the upper cover plate is the casing of relative setting with lower apron, one side tip of upper cover plate and lower apron is together articulated through the round pin axle, the upper cover plate is connected through the bolt with the opposite side tip of lower apron, the upper cover plate is equipped with first cavity, second cavity with the inside symmetry respectively of lower apron, the rear axle runs through first cavity setting, second cavity bottom on the lower apron and the second cavity top on the upper cover plate all are equipped with the spring, install the motor between the spring.

Furthermore, the upper cover plate and the lower cover plate are both made of metal materials, and the outer surface of the top of the upper cover plate is provided with radiating fins.

Further, the inner diameter of the first cavity is matched with the outer diameter of the rear axle.

Furthermore, the motor is enclosed by the upper cover plate and the lower cover plate to form a closed cavity, and an output shaft at the end part of the motor extends out of the upper cover plate and the lower cover plate.

Further, the springs are powerful springs and are arranged in an annular array in the second cavity.

Compared with the prior art, the beneficial effects of the utility model are that: the motor is fixed and protected by arranging the upper cover plate and the lower cover plate, so that the structure is simple, the mounting and the dismounting are convenient, and the protection effect is good; the shock-proof protection can be effectively carried out on the motor by using the damping rubber and the spring; the radiating fins are beneficial to radiating, and the practical effect is good.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention.

Fig. 2 is a schematic view of the dive structure of the present invention.

Fig. 3 is a schematic view of the structure of the right side of the present invention.

Fig. 4 is a schematic view of the structure of the upper cover plate and the lower cover plate of the present invention.

Fig. 5 is a schematic view of the structure of the upper cover plate and the lower cover plate of the present invention.

In the figure: the structure comprises an upper cover plate 1, a lower cover plate 2, a first cavity 3, a second cavity 4, a rear axle 5, a motor 6, an output shaft 7, a spring 8, heat dissipation fins 9 and bolts 10.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to the attached drawings 1-5, the fixing device for the large-size motor of the electric vehicle comprises an upper cover plate 1, a lower cover plate 2, a rear axle 5 and a motor 6, wherein the upper cover plate 1 and the lower cover plate 2 are oppositely arranged shells, one side end part of the upper cover plate 1 is hinged with one side end part of the lower cover plate 2 through a pin shaft, the other side end part of the upper cover plate 1 is connected with the other side end part of the lower cover plate 2 through a bolt 10, a first cavity 3 and a second cavity 4 are symmetrically arranged in the upper cover plate 1 and the lower cover plate 2 respectively, the rear axle 5 penetrates through the first cavity 3, springs 8 are arranged at the bottom of the second cavity 4 on the lower cover plate 2 and at the top of the second cavity 4 on the upper cover plate 1, and the motor 6 is arranged between the springs 8.

Furthermore, the upper cover plate 1 and the lower cover plate 2 are both made of metal, and the outer surface of the top of the upper cover plate 1 is provided with a heat radiation fin 9.

Further, the inner diameter of the first cavity 3 is adapted to the outer diameter of the rear axle 5.

Furthermore, the motor 6 is enclosed by the upper cover plate 1 and the lower cover plate 2 to form a closed cavity, and the output shaft 7 at the end of the motor 6 extends out of the upper cover plate 1 and the lower cover plate 2.

Further, the springs 8 are strong springs, and the springs 8 are arranged in a circular array inside the second cavity 4. The working principle is as follows: cup joint upper cover plate 1 and lower apron 2 on rear axle 5 and motor 6, make rear axle 5 be located inside first cavity 3, motor 6 is located inside second cavity 4, the electric motor car is the in-process of marcing, spring 8 can be to motor 6 shock attenuation that takes precautions against earthquakes, upper cover plate 1 encloses into the confined cavity with motor 6 with lower apron 2, can effectively protect motor 6, improve motor 6's life, utilize heat radiation fins 9 to dispel the heat, improve whole radiating efficiency, it can take off upper cover plate 1 and lower apron 2 from motor 6 to open upper cover plate 1 through dismantling bolt 10, convenient maintenance.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a fixing device for electric motor car jumbo size motor, includes upper cover plate (1), apron (2), rear axle (5), motor (6) down, upper cover plate (1) and apron (2) are the casing of relative setting down, its characterized in that: the upper cover plate (1) is hinged with one side end of the lower cover plate (2) through a pin shaft, the upper cover plate (1) is connected with the other side end of the lower cover plate (2) through a bolt (10), the upper cover plate (1) and the lower cover plate (2) are respectively and symmetrically provided with a first cavity (3) and a second cavity (4), a rear axle (5) penetrates through the first cavity (3) to be arranged, the bottom of the second cavity (4) on the lower cover plate (2) and the top of the second cavity (4) on the upper cover plate (1) are both provided with a spring (8), and a motor (6) is installed between the springs (8).

2. The fixing device for the large-size motor of the electric vehicle as claimed in claim 1, wherein: the upper cover plate (1) and the lower cover plate (2) are both made of metal materials, and the outer surface of the top of the upper cover plate (1) is provided with radiating fins (9).

3. The fixing device for a large-sized motor of an electric vehicle as claimed in claim 1, wherein: the inner diameter of the first cavity (3) is matched with the outer diameter of the rear axle (5).

4. The fixing device for the large-size motor of the electric vehicle as claimed in claim 3, wherein: the motor (6) is enclosed into a closed cavity by the upper cover plate (1) and the lower cover plate (2), and an output shaft (7) at the end part of the motor (6) extends out of the upper cover plate (1) and the lower cover plate (2).

5. The fixing device for the large-size motor of the electric vehicle as claimed in claim 1, wherein: the springs (8) are powerful springs, and the springs (8) are arranged in an annular array in the second cavity (4).