CN216530817U

CN216530817U - Aluminum alloy motor casing for automobile

Info

Publication number: CN216530817U
Application number: CN202122982557.8U
Authority: CN
Inventors: 徐刚; 周立国; 朱浩凯
Original assignee: Jiangyin East Aluminum Technology Co ltd
Current assignee: Jiangyin East Aluminum Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-13
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses an aluminum alloy motor shell for an automobile, which comprises an inner shell section bar and an outer shell section bar, wherein a plurality of partition section bars are arranged between the outer shell section bar and the inner shell section bar at intervals, and the outer shell section bar, the inner shell section bar and the partition section bars are enclosed to form a plurality of liquid cooling channels; the liquid cooling channel is sequentially communicated through the connecting pipelines to form a liquid cooling channel in a combined mode, and a liquid inlet and a liquid outlet are formed in the end cover assembly and/or the shell profile. This aluminum alloy motor casing for car lets in the coolant liquid through the inlet, through the outer cooling runner of inner shell section bar after, discharges from the liquid outlet, the coolant liquid fully contacts with inner shell section bar to fully absorb the heat that the motor operation produced, guarantee the long-term stable radiating effect of motor, and need not to clear up the dust on motor casing surface, alleviate people's work load.

Description

Aluminum alloy motor casing for automobile

Technical Field

The utility model relates to the technical field of motor casings, in particular to an aluminum alloy motor casing for an automobile.

Background

During the operation of the motor, the heat energy generated by the stator and the rotor is conducted to the shell through heat conduction and is dissipated into the air in a heat radiation mode, so that the heat load is reduced. The important part of motor casing conduct motor for the convenience of production, adopts single material usually, for example the aluminum alloy preparation forms, for the convenience heat dissipation, on the circumference outer fringe of motor casing, can densely covered usually and set up a plurality of heat dissipation sand grips to enlarge heat radiating area, improve the radiating effect.

But the motor casing of above-mentioned structure uses the back for a long time, among the dust impurity among the outside air gets into the gap between the sand grip easily, leads to during the heat energy that the motor produced is difficult to give off the external world fast, and then has reduced the radiating effect of motor, for guaranteeing the radiating effect, needs regularly clear up the motor casing, has increased people's work load.

Therefore, there is a need for an improved motor casing in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide the aluminum alloy motor casing for the automobile, which is convenient for long-term stable heat dissipation, is ineffective for regular cleaning and reduces the workload of people.

In order to realize the technical effects, the technical scheme of the utility model is as follows: an aluminum alloy motor casing for an automobile comprises a cylindrical inner casing section bar and an outer casing section bar, wherein the outer casing section bar is sleeved outside the inner casing section bar, the end part of the outer casing section bar is flush with the end part of the inner casing section bar, a plurality of partition section bars which are distributed at intervals are arranged between the outer casing section bar and the inner casing section bar, and the end parts of the partition section bars are flush with the end part of the outer casing section bar; the end cover assembly comprises cover plates which are arranged at two ends of the shell sectional material respectively, a plurality of connecting pipelines are arranged on the cover plates, the liquid cooling channel is sequentially communicated with the connecting pipelines to form a liquid cooling channel in a combined mode, and a liquid inlet and a liquid outlet which are communicated with two ends of the liquid cooling channel are arranged on the end cover assembly and/or the shell sectional material.

Preferably, in order to facilitate the manufacturing and production of the product, the liquid inlet and the liquid outlet are both arranged on the end cover assembly.

Preferably, in order to increase the contact area between the cooling liquid and the inner shell and further improve the heat dissipation effect, the liquid cooling channel communicated with the liquid inlet and the liquid cooling channel communicated with the liquid outlet are arranged in a manner of being adjacent to each other.

Preferably, in order to facilitate accurate positioning between the cover plate and the outer shell sectional material, the inner shell sectional material and the partition sectional material, two ends of the connecting pipeline are respectively in plug-in fit with the two liquid cooling channels.

Preferably, in order to prevent water leakage, an elastic sealing ring is arranged between the circumferential outer edge of the end part of the connecting pipe and the liquid cooling channel.

Preferably, in order to ensure the sealing effect, the sealing ring is a rubber ring.

Preferably, in order to ensure accurate butt joint between the cover plate and the shell profile, a positioning piece is arranged on one side of the cover plate adjacent to the shell profile, and the positioning piece is attached to the peripheral outer edge of the shell profile.

Preferably, in order to facilitate the butt joint between the cover plate and the shell profile, the positioning piece is a positioning sleeve, and the positioning sleeve is in a flaring shape facing the shell profile.

Preferably, in order to facilitate assembly production of products and ensure the overall structural strength of the motor casing, the inner casing section bar and the outer casing section bar are integrally connected with the partition section bar.

Preferably, in order to realize the connection between the inner shell profile, the outer shell profile and the separation profile and the cover plate, at least one of the inner shell profile, the outer shell profile and the separation profile is provided with a threaded hole, the cover plate is provided with a through hole, and a screw in threaded fit with the threaded hole is arranged in the through hole in a penetrating manner.

In summary, compared with the prior art, the aluminum alloy motor casing for the automobile is communicated with the cooling channel through the connecting pipeline on the cover plate to form the cooling channel surrounding the circumferential outer edge of the inner casing section bar, the cooling liquid is introduced through the liquid inlet, and the cooling liquid is discharged from the liquid outlet, so that the cooling liquid fully absorbs heat generated by the operation of the motor when flowing in the cooling channel, the long-term stable heat dissipation effect of the motor is ensured, dust on the surface of the motor casing does not need to be cleaned, and the workload of people is reduced.

Drawings

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

FIG. 2 is an exploded schematic view of FIG. 1;

FIG. 3 is a schematic structural view of the inner shell profile, the outer shell profile and the partition profile of the present invention;

FIG. 4 is a front view of FIG. 3;

FIG. 5 is a schematic structural view of the end cap assembly of the present invention;

FIG. 6 is an exploded schematic view of FIG. 5;

FIG. 7 is an exploded view of FIG. 5 from another perspective;

FIG. 8 is a schematic view of the construction of the cover plate of the present invention;

FIG. 9 is a front view of FIG. 8;

FIG. 10 is a rear view of FIG. 8;

in the figure: 1. the structure comprises an inner shell section, a outer shell section, a partition section, a liquid cooling channel, a cover plate, an opening, a connecting pipeline, a positioning pipe, a communicating pipe, a liquid inlet, a liquid outlet, a sealing ring, a positioning piece, a threaded hole, a through hole, a screw, a liquid inlet pipe and a liquid outlet pipe, wherein the inner shell section comprises 2, the outer shell section comprises 3, the partition section comprises 4, the liquid cooling channel comprises 5, the cover plate comprises 5-1 openings, 6, the connecting pipeline comprises 6, a positioning pipe comprises 6a positioning pipe, a communicating pipe comprises 6b, a liquid inlet hole is 7, a liquid outlet hole is 8, a sealing ring is 9, a positioning piece is 10, a threaded hole is 11, a through hole is 12, a screw is 13, a liquid inlet pipe is 14, and the liquid outlet pipe is 15.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-10, the aluminum alloy motor casing for the automobile of the present invention includes a cylindrical inner casing section bar 1, an outer casing section bar 2 is sleeved outside the inner casing section bar 1, two ends of the outer casing section bar 2 are flush with two ends of the inner casing section bar 1, twenty partition section bars 3 are arranged between the outer casing section bar 2 and the inner casing section bar 1, two end portions of the partition section bars 3 extend to be flush with two ends of the outer casing section bar 2 along a length direction parallel to the outer casing section bar 2, the inner casing section bar 1, the outer casing section bar 2 and the twenty partition section bars 3 enclose to form twenty liquid cooling channels 4, and the inner casing section bar 1, the outer casing section bar 2 and the partition section bars 3 are integrally connected; the aluminum alloy motor shell for the automobile also comprises an end cover assembly, the end cover assembly comprises cover plates 5 respectively arranged at two ends of an outer shell section bar 2, two cover plates 5 are respectively provided with twenty openings 5-1 corresponding to liquid cooling channels 4 one by one, one cover plate 5 is provided with two openings 5-1 which are respectively a liquid inlet 7 and a liquid outlet 8, the liquid inlet 7 and the liquid outlet 8 are respectively provided with a liquid inlet pipe 14 and a liquid outlet pipe 15, one side of the opening 5-1 adjacent to the inner shell section bar 1 is provided with a positioning pipe 6a, the other side is provided with a communicating pipe 6b, the communicating pipe 6b is combined with the two positioning pipes 6a to form a connecting pipeline 6, namely, one cover plate 5 is provided with the liquid inlet pipe 14, the liquid outlet pipe 15 and nine connecting pipelines 6, the other cover plate 5 is provided with ten connecting pipelines 6, the liquid cooling channels 4 are sequentially communicated through the connecting pipelines 6 to form a liquid cooling channel with two ends which are respectively communicated with the liquid inlet pipe 14 and the liquid outlet pipe 15, the liquid cooling channel 4 communicated with the liquid inlet 7 and the liquid cooling channel 4 communicated with the liquid outlet 8 are arranged closely.

When the aluminum alloy motor shell for the automobile is used, the motor is arranged on the inner side of the inner shell section bar 1, cooling liquid (usually water) is continuously introduced into the liquid inlet pipe 4 in the operation process of the motor, the cooling liquid enters one of the liquid cooling channels 4 from the liquid inlet 7, flows to the other liquid cooling channel 4 through the connecting pipeline 6, is conveyed to the other liquid cooling channel 4 through the connecting pipeline 6, flows out from the liquid outlet 8 and is discharged through the liquid outlet pipe 15. When the coolant liquid flows in liquid cooling passageway 4 is inside, use inner shell section bar 1 to absorb the heat that the motor operation gived off for heat-conducting medium, avoid the motor high temperature, compare in prior art only set up the sand grip heat dissipation in the motor casing outside, this mode adopts the coolant liquid to absorb heat, the cooling effect to the motor is more, and the coolant liquid tortuous flow is in the outside of inner shell section bar 1 between liquid cooling passageway 4, thereby the area of contact of coolant liquid with 1 circumference outer fringe of inner shell section bar has been increased, further improve heat transmissibility, and the liquid cooling passageway 4 that communicates with inlet 7 and the liquid cooling passageway 4 next-door neighbour setting that communicates with liquid outlet 8, make the liquid cooling runner can surround the circumference outer fringe of inner shell section bar 1, thereby further increase the area of contact of coolant liquid with inner shell section bar 1, in order to improve the cooling effect to the motor.

The inner shell section bar 1, the outer shell section bar 2 and the separation section bar 3 are integrally connected, the overall structure of the equipment is simplified, the structural strength of the motor shell is enhanced, the inner shell section bar 1, the outer shell section bar 2 and the separation section bar 3 do not need to be separately produced and assembled in the production process, only a fixed die is needed, and the section bar structure with the inner shell section bar 1, the outer shell section bar 2 and the separation section bar 3 integrally connected can be manufactured.

It should be noted that the shape of the inner shell profile 1 is not limited to a cylindrical shape, and only needs a cylindrical shape to install a motor inside; in addition, the number of the liquid cooling channels 4 is not limited to twenty, and other numbers can be used, and are determined according to the number of the partition sectional materials 3; when the quantity of liquid cooling passageway 4 is the even number, set up inlet 7 and liquid outlet 8 on one of them apron 5, and guarantee the liquid cooling passageway 4 with inlet 7 intercommunication and the liquid cooling passageway 4 next-door neighbour setting with liquid outlet 8 intercommunication, thereby make the liquid cooling runner around establishing the periphery at inner shell section bar 1, reach similar technological effect, and when the quantity of liquid cooling passageway 4 was the odd number, set up inlet 7 on one of them apron 5, set up liquid outlet 8 on another apron 5, and guarantee the liquid cooling passageway 4 with inlet 7 intercommunication and the liquid cooling passageway 4 next-door neighbour setting with liquid outlet 8 intercommunication, thereby make the liquid cooling runner around establishing the periphery at inner shell section bar 1, reach similar technological effect.

Two ends of the connecting pipeline 6, namely the positioning pipe 6a is in inserting fit with the corresponding liquid cooling channel 4, an elastic sealing ring 9 is arranged between the circumferential outer edge of the positioning pipe 6a and the liquid cooling channel, and the sealing ring 9 is a rubber ring sleeved on the positioning pipe 6 a; a positioning piece 10 is arranged on one side of the cover plate 5 adjacent to the shell sectional material 2, the positioning piece 10 is attached to the circumferential outer edge of the shell sectional material 2, the positioning piece 10 is a positioning sleeve, the positioning sleeve is in a flaring shape facing the shell sectional material 2, and the circumferential inner wall of the positioning sleeve is sealed and fixedly connected with the circumferential outer edge of the cover plate 5; the partition section bar 3 is provided with a threaded hole 11, the cover plate 5 is provided with a through hole 12, and a screw 13 in threaded fit with the threaded hole 11 penetrates through the through hole 12.

After the structure is adopted, the flaring-shaped positioning sleeve is beneficial to accurate butt joint between the cover plate 5 and the shell sectional material 1, the positioning pipe 6a on the cover plate 5 is inserted into the liquid cooling channel 4, and meanwhile, the rubber sealing ring 9 can generate elastic deformation to fill the gap between the liquid cooling channel 4 and the positioning pipe 6a and prevent the cooling liquid from leaking when flowing in the liquid cooling channel; the setting element 10 cover is located outside the outer shell section bar 2 and behind the registration arm 6a inserted to liquid cooling passageway 4, through-hole 12 on the apron 5 aligns with the screw hole 11 on the partition section bar 3, screw in screw 13 this moment, can realize apron 5 and inner shell section bar 1, the fixed connection between outer shell section bar 2 and the partition section bar 3, after letting in the coolant liquid to feed liquor pipe 14, the coolant liquid flows in the cooling runner, use inner shell section bar 1 to absorb the heat of motor as heat-conducting medium, after cooling to the motor, carry the heat and discharge from drain pipe 15. It should be noted that the threaded holes 11 may also be provided in the inner shell profile 1 or the outer shell profile 2.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an aluminum alloy motor casing for car which characterized in that:

the device comprises a cylindrical inner shell section bar (1) and an outer shell section bar (2) which is sleeved outside the inner shell section bar (1) and the end part of which is flush with the inner shell, wherein a plurality of partition section bars (3) which are distributed at intervals and the end parts of which are flush with the end part of the outer shell section bar (2) are arranged between the outer shell section bar (2) and the inner shell section bar (1), and the outer shell section bar (2), the inner shell section bar (1) and the partition section bars (3) are enclosed to form a plurality of liquid cooling channels (4);

the end cover assembly comprises cover plates (5) which are arranged at two ends of the shell sectional material (2) in a separated mode, a plurality of connecting pipelines (6) are arranged on the cover plates (5), the liquid cooling channel (4) is sequentially communicated with the connecting pipelines (6) to form a liquid cooling runner in a combined mode, and the end cover assembly and/or the shell sectional material (2) are provided with a liquid inlet (7) and a liquid outlet (8) which are communicated with two ends of the liquid cooling runner.

2. The aluminum alloy motor casing for automobile of claim 1, wherein: the liquid inlet (7) and the liquid outlet (8) are arranged on the end cover assembly.

3. The aluminum alloy motor casing for automobile of claim 1, wherein: and the liquid cooling channel (4) communicated with the liquid inlet (7) and the liquid cooling channel (4) communicated with the liquid outlet (8) are arranged in a manner of being adjacent to each other.

4. The aluminum alloy motor casing for automobile of claim 1, wherein: and two ends of the connecting pipeline (6) are respectively in plug-in fit with the two liquid cooling channels (4).

5. The aluminum alloy motor casing for automobile of claim 4, wherein: an elastic sealing ring (9) is arranged between the circumferential outer edge of the end part of the connecting pipeline (6) and the liquid cooling channel (4).

6. The aluminum alloy motor casing for automobile of claim 5, wherein: the sealing ring (9) is a rubber ring.

7. The aluminum alloy motor casing for automobile of claim 5, wherein: the cover plate (5) and one side, adjacent to the shell profile (2), of the shell profile (2) are provided with positioning pieces (10), and the positioning pieces (10) are attached to the circumferential outer edges of the shell profile (2).

8. The aluminum alloy motor casing for automobile of claim 7, wherein: the positioning piece (10) is a positioning sleeve, and the positioning sleeve faces towards the flaring shape of the shell sectional material (2).

9. The aluminum alloy motor casing for automobile of claim 1, wherein: the inner shell section bar (1) and the outer shell section bar (2) are integrally connected with the separation section bar (3).

10. The aluminum alloy motor casing for automobiles according to claim 9, wherein: at least one of the inner shell section bar (1), the outer shell section bar (2) and the separation section bar (3) is provided with a threaded hole (11), the cover plate (5) is provided with a through hole (12), and a screw (13) in threaded fit with the threaded hole (11) penetrates through the through hole (12).