CN210898749U - Motor casing - Google Patents

Abstract

The utility model provides a motor casing, which comprises a casing body, wherein four groups of outer convex structures are arranged on the casing body; each group of outer convex structures is arranged on the surface of the arc-shaped side wall at 90 degrees; each set of outer boss structures includes: the first protrusion assembly is arranged on the surface of the 45-degree arc-shaped side wall, the second protrusion assembly is arranged on the surface of the other 45-degree arc-shaped side wall, and a straight edge is arranged between the first protrusion assembly and the second protrusion assembly; the first bump assembly includes: the prism is provided with an assembling hole, a first protruding sheet-shaped body and a second protruding sheet-shaped body which are arranged at the edge of the prism and face the direction of the straight edge, and the side face of the prism, which is at the same side as the first protruding sheet-shaped body, is flush with the surfaces of the first protruding sheet-shaped body and the second protruding sheet-shaped body; the second bump assembly includes: third to seventh protruding flaky bodies are sequentially arranged close to the other ends of the straight edges, and the surfaces of the third to seventh protruding flaky bodies are flush. The motor casing is convenient for the motor to dissipate heat, so that the running temperature of the motor is reduced, and the working reliability of the motor is improved.

Description

Motor casing

Technical Field

The utility model relates to the technical field of electric machines, especially, relate to a motor casing.

Background

Motor housing is very important to the motor, and the inside various spare parts that need the installation motor of motor housing, and motor housing can play radiating function equally, and current motor housing is poor in the radiating effect and is happy, the utility model aims at providing a motor housing that the radiating effect is good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor casing, it exerts good radiating effect through increasing heat radiating area.

The utility model provides a motor casing, it includes: the device comprises a cylindrical shell (1), wherein inner step structures (2) are arranged on the inner edges of two end parts of the cylindrical shell, four groups of outer convex structures are arranged on the outer wall of the cylindrical shell, and the outer edges of the four groups of outer convex structures are positioned on each side of the same square;

each group of outer convex structures is arranged on the surface of the arc-shaped side wall at 90 degrees;

each set of outer boss structures includes: the first protrusion assembly (3) is arranged on one 45-degree arc-shaped side wall surface, the second protrusion assembly (4) is arranged on the other 45-degree arc-shaped side wall surface, and a straight edge (5) is arranged between the first protrusion assembly (3) and the second protrusion assembly (4);

the first bump assembly (3) includes: the side face of the prism, which is at the same side with the first convex sheet-shaped body, is flush with the surfaces of the first convex sheet-shaped body and the second convex sheet-shaped body;

the second bump assembly (4) includes: the third convex flaky body (4a), the fourth convex flaky body (4b), the fifth convex flaky body (4c), the sixth convex flaky body (4d) and the seventh convex flaky body (4e) are sequentially arranged close to the other end of the straight edge, and the surfaces of the third convex flaky body (4a), the fourth convex flaky body (4b), the fifth convex flaky body (4c), the sixth convex flaky body (4d) and the seventh convex flaky body (4e) are flush.

Furthermore, the surface of the prism is provided with a plurality of grooves (5).

Compared with the prior art, the beneficial effects of the utility model are as follows: this motor casing effectively increases heat radiating area through special shell structure to the motor of being convenient for dispels the heat, and then reduces motor running temperature, improves the operational reliability and the stability of motor.

Drawings

Fig. 1 is a schematic structural view of a motor casing.

Fig. 2 is an enlarged view of fig. 1 at I.

Fig. 3 is a sectional view taken along line a-a of fig. 1.

Fig. 4 is a schematic structural diagram of the motor casing, which shows a square shape of each edge of the motor casing.

Detailed Description

The present invention will now be described in more detail with reference to the drawings, in which preferred embodiments of the invention are shown, it being understood that one skilled in the art could modify the invention herein described while still achieving the beneficial effects of the invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the invention.

As shown in fig. 1-4, the utility model discloses a motor casing, it includes cylindric casing 1, this cylindric casing is made for aluminum alloy material, the border is provided with interior step structure 2 in two tip of cylindric casing, the outer wall of cylindric casing is provided with four outer protruding structures of group, the outward flange of four outer protruding structures of group is in on each limit of same square, the external square Q of motor casing has been shown in fig. 4, this square Q has first limit Q1, second limit Q2, third limit Q3, fourth side Q4, the center of this square Q is in the cross-section centre of a circle department of cylindric casing.

It is noted that each set of outer convex structures is disposed on a 90 degree curved sidewall surface, wherein adjacent to the first side Q1 is a first outer convex structure, adjacent to the second side Q2 is a second outer convex structure, adjacent to the third side Q3 is a third outer convex structure, and adjacent to the fourth side Q4 is a fourth outer convex structure.

Referring to fig. 1-2, each set of outer protrusion structures includes: set up in 45 degrees arc lateral wall surface's first protruding subassembly 3 and set up in another 45 degrees arc lateral wall surface's second protruding subassembly 4, every group protruding structure sets up in 90 degrees arc lateral wall surfaces, because whole cylindric casing can divide into four 90 degrees arc lateral walls, so can correspond and set up four protruding structures, four protruding structure's surface is owing to fall respectively on square Q's the corresponding edge, the motor casing can directly occupy a square space on the space occupies like this, see figure 1, flat straight flange 5 has between first protruding subassembly 3 and the second protruding subassembly 4.

Referring to fig. 1-2, the first bump assembly 3 includes: the prism 3a with the assembly hole 3b, the first protruding sheet-shaped body 3c and the second protruding sheet-shaped body 3d which are arranged on the edge of the prism 3a and face the direction of the straight edge, the prism is arranged on the surface of the cylindrical shell in a whole body, the assembly hole is arranged on two end parts of the prism, for example, a threaded hole can be selected as the assembly hole, the side surface of the prism on the same side with the first protruding sheet-shaped body is flush with the surfaces of the first protruding sheet-shaped body and the second protruding sheet-shaped body, so that the surface of the first protruding structure on one side of the first protruding sheet-shaped body can be ensured to fall on the corresponding edge of the square Q, the free ends of the first protruding sheet-shaped body 3c and the second protruding sheet-shaped body 3d are in an arc shape, and the first protruding sheet-shaped body 3c and the second protruding sheet-shaped body.

With continued reference to fig. 1-2, the second bump assembly 4 includes: the surfaces of the third convex flaky body 4a, the fourth convex flaky body 4b, the fifth convex flaky body 4c, the sixth convex flaky body 4d and the seventh convex flaky body 4e which are arranged close to the other end of the straight edge in sequence are flush, in the figure 1, the surfaces of the third convex flaky body 4a, the fourth convex flaky body 4b, the fifth convex flaky body 4c, the sixth convex flaky body 4d and the seventh convex flaky body 4e and the side surfaces of the prism, which are on the same side as the first convex flaky body, of the third convex flaky body 4a, the fourth convex flaky body 4b, the fifth convex flaky body 4c, the sixth convex flaky body 4d and the seventh convex flaky body 4e are on the third edge Q3 of the square Q, and the arrangement of the rest three convex structures is the same as that of the first convex flaky body and the second convex flaky body.

Referring to fig. 2, the surface of the prism is provided with a plurality of grooves 5, which can increase the exposed surface area of the prism and is beneficial to the heat dissipation requirement.

The above description is only for the preferred embodiment of the present invention, and does not limit the present invention. Any technical personnel who belongs to the technical field, in the scope that does not deviate from the technical scheme of the utility model, to the technical scheme and the technical content that the utility model discloses expose do the change such as the equivalent replacement of any form or modification, all belong to the content that does not break away from the technical scheme of the utility model, still belong to within the scope of protection of the utility model.

Claims (2)

1. A motor casing, comprising: the structure comprises a cylindrical shell (1), wherein inner step structures (2) are arranged on the inner edges of two end parts of the cylindrical shell, and the cylindrical shell is characterized in that four groups of outer convex structures are arranged on the outer wall of the cylindrical shell, and the outer edges of the four groups of outer convex structures are positioned on each side of the same square;

each group of outer convex structures is arranged on the surface of the arc-shaped side wall at 90 degrees;

each set of outer boss structures includes: the first protrusion assembly (3) is arranged on one 45-degree arc-shaped side wall surface, the second protrusion assembly (4) is arranged on the other 45-degree arc-shaped side wall surface, and a straight edge (5) is arranged between the first protrusion assembly (3) and the second protrusion assembly (4);

the first bump assembly (3) includes: the side face of the prism, which is at the same side with the first convex sheet-shaped body, is flush with the surfaces of the first convex sheet-shaped body and the second convex sheet-shaped body;

the second bump assembly (4) includes: the third convex flaky body (4a), the fourth convex flaky body (4b), the fifth convex flaky body (4c), the sixth convex flaky body (4d) and the seventh convex flaky body (4e) are sequentially arranged close to the other end of the straight edge, and the surfaces of the third convex flaky body (4a), the fourth convex flaky body (4b), the fifth convex flaky body (4c), the sixth convex flaky body (4d) and the seventh convex flaky body (4e) are flush.

2. Motor casing according to claim 1, characterised in that the prismatic surface is provided with grooves (5).

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