CN215733827U

CN215733827U - Electric vehicle motor side cover with good heat dissipation effect

Info

Publication number: CN215733827U
Application number: CN202122144472.2U
Authority: CN
Inventors: 林桂青
Original assignee: Taizhou Fanlin Vehicle Parts Co ltd
Current assignee: Taizhou Fanlin Vehicle Parts Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-02-01
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses an electric vehicle motor side cover, aiming at providing an electric vehicle motor side cover with good heat dissipation effect, which has the technical scheme that the electric vehicle motor side cover with good heat dissipation effect comprises a body, a mounting hole, a shaft cylinder and a heat dissipation assembly, wherein the shaft cylinder is fixedly arranged on the inner wall of the shaft hole and axially extends out of the body; the heat dissipation assembly is movably arranged on the surface of the body; the heat dissipation assembly comprises a plurality of heat dissipation holes, a plurality of heat dissipation ribs, reinforcing ribs and a sliding cylinder, wherein the heat dissipation holes are circumferentially arranged on the body at equal intervals; the number of the heat dissipation fins is a plurality, and the heat dissipation fins are matched with the heat dissipation holes; the motor side cover comprises a shaft barrel, a plurality of reinforcing ribs, a sliding barrel, a plurality of sliding barrels and a plurality of heat dissipation ribs, wherein the plurality of reinforcing ribs are respectively fixedly arranged on the heat dissipation ribs, the sliding barrel is movably sleeved on the outer surface of the shaft barrel, the heat dissipation ribs are in a dovetail shape, one end of each heat dissipation rib close to the shaft center is fixedly connected with the corresponding sliding barrel, and one end of each reinforcing rib close to the shaft center is fixedly connected with the corresponding sliding barrel.

Description

Electric vehicle motor side cover with good heat dissipation effect

Technical Field

The utility model belongs to the technical field of motor side covers, and particularly relates to an electric vehicle motor side cover with a good heat dissipation effect.

Background

The motor of the current electric vehicle conventionally adopts a direct current brushless motor, which comprises a stator component connected with a motor shaft into a whole, an outer rotor component connected with a hub of the electric vehicle into a whole, magnetically coupled with the stator component and coaxially outputting, and a side cover which can be relatively rotatably installed at two ends of the motor shaft through an installation bearing, wherein the side cover, the side cover and the outer rotor component are fixedly connected into a whole through screws.

Generally, motor side cover and drum brake end cover for the electric motor car install the both sides that are located the electric motor car respectively, and the shape and the structure of its adoption can directly influence the heat dispersion and the installation intensity of motor for the electric motor car, also can directly determine the pleasing to the eye degree of electric motor car wheel simultaneously.

For example, chinese patent application No. (CN2019203588028) discloses a motor side cover for an electric vehicle, which is fixedly connected to a rotor assembly of a motor of the electric vehicle, and the side cover includes an integrally formed circular cast aluminum end cover; the round cast aluminum end cover is provided with a central shaft hole for mounting and connecting with a motor shaft, and a plurality of fishtail-shaped radiating ribs are uniformly distributed on the outer surface of the round cast aluminum end cover; one side or two sides of the radiating rib sheet are provided with radiating groove units; the outer diameter range of the side cover is 210-240 mm; this application improves the heat dispersion of electric motor car motor through so setting up, but its side cover is seal structure, though the structure difference through the side cover has improved heat-conduction to improve the heat dispersion of motor, the unable quick heat that looses of motor inside, heat dispersion remain to be improved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the electric vehicle motor side cover with good heat dissipation effect.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an electric motor car motor side cover that radiating effect is good, includes the body, still includes:

the mounting holes are distributed on one side of the body away from the axis at equal intervals;

the shaft hole is formed in the middle of the body;

the shaft cylinder is fixedly arranged on the inner wall of the shaft hole and extends out of the body along the axial direction;

the heat dissipation assembly is movably arranged on the surface of the body;

wherein, the radiator unit includes:

the heat dissipation holes are formed in the body at equal intervals;

the heat dissipation fins are distributed on the surface of the body at equal intervals.

The utility model is further configured such that the heat sink assembly further comprises:

the reinforcing ribs are arranged corresponding to the plurality of radiating rib pieces respectively and fixedly arranged on the radiating rib pieces;

the sliding cylinder is movably sleeved on the outer surface of the shaft cylinder;

the heat dissipation rib is in a dovetail shape, one end of the heat dissipation rib close to the axis is fixedly connected with the sliding cylinder and matched with the heat dissipation hole, and one end of the reinforcing rib close to the axis is fixedly connected with the sliding cylinder.

The utility model is further configured to further include:

and the mounting ring is in threaded connection with the shaft barrel and is positioned on one surface of the heat dissipation assembly, which is far away from the body.

The utility model is further configured to further include:

the dust screens are arranged on one sides of the heat dissipation holes close to the heat dissipation assembly;

the water-proof breathable films are a plurality of and are respectively fixedly arranged on one sides of the heat dissipation holes far away from the heat dissipation assembly.

The utility model is further configured to further include:

the sealing assemblies are arranged on one surfaces, close to the outer surface of the body, of the radiating ribs respectively and correspond to the radiating holes respectively;

wherein a plurality of said seal assemblies each comprise:

the sealing grooves are formed in the surfaces, close to the outer surface of the body, of the radiating ribs and correspond to the radiating holes respectively;

the sealing ring is embedded in the sealing groove and is 1-2mm higher than the sealing groove.

The utility model is further configured to further include:

the tooth ring is a plurality of, and coaxial establishing is kept away from the one side of axle center in the body internal surface to be located the one side that the mounting hole is close to the axle center.

The utility model has the beneficial effects that:

1. the body is provided with the plurality of heat dissipation holes which are circumferentially arranged at equal intervals, so that heat dissipation inside the motor is effectively accelerated, and good heat dissipation performance is achieved;

2. meanwhile, the radiating fins are arranged in a matching mode, so that air flow is formed on the outer surface of the body, heat dissipation is accelerated, and the radiating effect is further improved.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

FIG. 4 is an enlarged view of the utility model at B in FIG. 2;

in the drawings: 1. a body; 2. mounting holes; 3. a shaft hole; 4. a shaft cylinder; 5. a heat dissipating component; 50. heat dissipation holes; 51. heat dissipation fins; 52. reinforcing ribs; 53. a slide cylinder; 6. a mounting ring; 7. a dust screen; 8. a water-proof and breathable film; 9. a seal assembly; 90. a sealing groove; 91. a seal ring; 10. a toothed ring; 11. and a gasket.

Detailed Description

The utility model is further described in the following with reference to fig. 1 to 4 in a specific embodiment:

example 1:

this embodiment provides an electric motor car motor side cover that radiating effect is good, including body 1, still include:

the number of the mounting holes 2 is a plurality, and the mounting holes 2 are distributed on one side of the body 1 away from the axis at equal intervals;

the shaft hole 3 is formed in the middle of the body 1;

the shaft barrel 4 is fixedly arranged on the inner wall of the shaft hole 3, extends out of the body 1 along the axial direction and is integrally formed with the body 1;

the heat dissipation component 5 is movably arranged on the surface of the body 1;

wherein, the heat radiation component 5 includes:

a plurality of heat dissipation holes 50, wherein the heat dissipation holes 50 are arranged on the body 1 at equal intervals;

the heat dissipation fins 51 are a plurality of heat dissipation fins 51, and the heat dissipation fins 51 are circumferentially distributed on the surface of the body 1 at equal intervals.

In the embodiment, the heat dissipation holes 50 are formed in the body 1, and the circumference of the heat dissipation holes are arranged at equal intervals, so that heat dissipation inside the motor is effectively accelerated, and good heat dissipation performance is achieved; meanwhile, the heat dissipation fins 51 are arranged in a matching manner, so that airflow is formed on the outer surface of the body 1, heat dissipation is accelerated, and the heat dissipation effect is further improved.

Example 2:

in this embodiment, in addition to the structural features of embodiment 1, the heat dissipation assembly 5 further includes:

the number of the reinforcing ribs 52 is a plurality, the reinforcing ribs 52 are respectively arranged corresponding to the number of the radiating ribs 51 and are fixedly arranged on the radiating ribs 51;

the sliding cylinder 53 is movably sleeved on the outer surface of the shaft cylinder 4;

the heat dissipation rib 51 is dovetail-shaped, one end of the heat dissipation rib close to the axis is fixedly connected with the sliding cylinder 53 and is matched with the heat dissipation hole 50, one end of the reinforcing rib 52 close to the axis is fixedly connected with the sliding cylinder 53, and the heat dissipation rib 51, the reinforcing rib 52 and the sliding cylinder 53 are preferably integrally formed.

This embodiment can be seen from, through setting up strengthening rib 52, the air current that improves the 1 surface of body flows and the area of contact of surface improves the radiating effect on the one hand, on the other hand, strengthening rib 52 has effectively improved radiator unit 5's structural strength, the life of extension radiator unit 5, and radiating rib 51 is the dovetail, better pleasing to the eye decorative effect has, and radiating rib 51 is through

slide

53 and 4 swing joint of axle cylinder, make a plurality of radiating rib 51 can rotate on the surface of body 1, thereby be convenient for to the opening and close of louvre 50, avoid overcast and rainy weather, the rainwater splashes into from louvre 50, avoid making the electric motor car when the rainy day uses because of seting up louvre 50, the motor is damaged easily.

Example 3:

in this embodiment, in addition to the structural features of embodiment 2, the method further includes:

and the mounting ring 6 is in threaded connection with the shaft cylinder 4 and is positioned on one surface, far away from the body 1, of the heat dissipation assembly 5.

According to the embodiment, the mounting ring 6 in threaded connection with the shaft cylinder 4 is arranged, on one hand, the sliding cylinder 53 can be extruded, so that a good fixing effect is achieved on the radiating rib piece 51, on the other hand, the structural strength of the shaft cylinder 4 can be improved, and the service life of the motor side cover is prolonged.

Example 4:

in this embodiment, in addition to the structural features of embodiment 3, the method further includes:

the dust screens 7 are provided, and the dust screens 7 are respectively and fixedly arranged at one side of the heat dissipation holes 50 close to the heat dissipation component 5;

and the water-proof breathable films 8 are a plurality of water-proof breathable films 8 and are respectively fixedly arranged on one sides of the heat dissipation holes 50 far away from the heat dissipation assembly 5.

This embodiment can be seen from, through set up dust screen 7 in louvre 50, can be so that avoid the dust to get into from louvre 50 when louvre 50 is radiating, thereby pile up in the motor, cause the damage to the motor, and water proof ventilated membrane 8's setting, can avoid on the one hand in overcast and rainy weather because of not closing the rainwater that causes to louvre 50 through radiating rib piece 51 and spattering into, thereby cause the damage to the motor, on the other hand, be convenient for when 7 wasing dust screen, water gets into from louvre 50, improve the work efficiency and the washing convenience of wasing dust screen 7, be convenient for make dust screen 7 be in the optimum, also can avoid piling up too much because of the dust on the dust screen 7 simultaneously, and influence the radiating efficiency of louvre 50.

Example 5:

in this embodiment, in addition to the structural features of embodiment 4, the method further includes:

the sealing assemblies 9 are provided in number, are respectively arranged on one surface of the plurality of radiating fins 51 close to the outer surface of the body 1, and are respectively arranged corresponding to the plurality of radiating holes 50;

wherein a plurality of said sealing assemblies 9 each comprise:

the sealing groove 90 is formed in one surface, close to the outer surface of the body 1, of the heat dissipation rib piece 51, and the sealing groove 90 corresponds to the plurality of heat dissipation holes 50 respectively;

and the sealing ring 91 is embedded in the sealing groove 90, and the sealing ring 91 is higher than the sealing groove 901-2 mm.

This embodiment can be seen from, through set up seal assembly 9 in louvre 50 departments, improve the sealed effect between the surface of radiating rib piece 51 and body 1, form double sealing with the cooperation of water proof ventilated membrane 8, further guarantee when overcast and rainy weather, aqueous medium or vapor can not enter into in the motor, avoid causing the damage to the motor, sealing ring 91 is when following radiating rib piece 51 and rotate, can play certain grey effect of scraping to dust screen 7, avoid dust on the dust screen 7 to pile up too much, and influence the radiating effect, moreover, the steam generator is simple in structure, and the steam generator is simple in operation, and easy to realize, the practicality is good.

Example 6:

in this embodiment, in addition to the structural features of embodiment 5, the method further includes:

the number of the gear rings 10 is several, and the gear rings 10 are coaxially arranged on one side of the inner surface of the body 1, which is far away from the axis, and are positioned on one side of the mounting hole 2, which is close to the axis;

wherein, a plurality of the toothed rings 10 and the body 1 are preferably integrally formed.

In this embodiment, it can be seen that, by providing the plurality of toothed rings 10, after the motor side cover is installed, the plurality of toothed rings 10 squeeze the sealing gasket 11, so that the sealing effect of the sealing gasket 11 can be improved, that is, the sealing effect of the side of the motor side cover away from the axis is improved.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the utility model is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an electric motor car motor side cover that radiating effect is good, includes body (1), characterized by still includes:

the mounting holes (2) are formed in the body (1), and the mounting holes (2) are distributed on one side, far away from the axis, of the body at equal intervals;

the shaft hole (3), the said shaft hole (3) is set up in the middle of the body (1);

the shaft barrel (4), the shaft barrel (4) is fixedly arranged on the inner wall of the shaft hole (3) and extends out of the body (1) along the axial direction;

the heat dissipation assembly (5), the said heat dissipation assembly (5) is set up on the surface of the body (1) movably;

wherein the heat sink assembly (5) comprises:

a plurality of heat dissipation holes (50), wherein the heat dissipation holes (50) are arranged on the body (1) at equal intervals;

the heat dissipation fins (51), the heat dissipation fins (51) are a plurality of, and the circumference is at equal interval distribution on body (1) surface.

2. The electric vehicle motor side cover with good heat dissipation effect as recited in claim 1, wherein the heat dissipation assembly (5) further comprises:

the number of the reinforcing ribs (52) is a plurality, the reinforcing ribs (52) are respectively arranged corresponding to the number of the radiating ribs (51), and the reinforcing ribs (52) are fixedly arranged on the radiating ribs (51);

the sliding cylinder (53) is movably sleeved on the outer surface of the shaft cylinder (4);

the heat dissipation rib pieces (51) are in a dovetail shape, one end, close to the axis, of each heat dissipation rib piece is fixedly connected with the sliding cylinder (53) and matched with the heat dissipation holes (50), and one end, close to the axis, of each reinforcing rib (52) is fixedly connected with the sliding cylinder (53).

3. The electric vehicle motor side cover with good heat dissipation effect as claimed in claim 2, further comprising:

the mounting ring (6) is in threaded connection with the shaft barrel (4) and is located on one surface, far away from the body (1), of the heat dissipation assembly (5).

4. The electric vehicle motor side cover with good heat dissipation effect as claimed in claim 3, further comprising:

the dust screens (7) are provided in a plurality, and are respectively and fixedly arranged on one side of the heat dissipation hole (50) close to the heat dissipation component (5);

the waterproof breathable films (8) are a plurality of, and are respectively fixedly arranged on one sides of the heat dissipation holes (50) far away from the heat dissipation assembly (5).

5. The electric vehicle motor side cover with good heat dissipation effect as claimed in claim 4, further comprising:

the sealing assemblies (9) are provided in a plurality, are respectively arranged on one surface of the plurality of radiating ribs (51) close to the outer surface of the body (1), and are respectively arranged corresponding to the plurality of radiating holes (50);

wherein a number of said sealing assemblies (9) each comprise:

the sealing groove (90) is formed in one surface, close to the outer surface of the body (1), of the heat dissipation rib piece (51), and the sealing groove (90) corresponds to the heat dissipation holes (50) respectively;

sealing ring (91), embedded the establishing in seal groove (90) of sealing ring (91), sealing ring (91) are higher than seal groove (90)1-2 mm.

6. The electric vehicle motor side cover with good heat dissipation effect as recited in claim 5, further comprising:

the gear ring (10) is provided with a plurality of gear rings (10), and the gear rings (10) are coaxially arranged on one side of the inner surface of the body (1) far away from the axis and are positioned on one side of the mounting hole (2) close to the axis.