Motor rear end cover suitable for vertical installation in narrow space

Abstract

The utility model discloses a motor rear end cover suitable for vertical installation in a narrow space, which comprises an installation ring and a cover body coaxially arranged on the installation ring, the center of the cover body is provided with an installation hole, and two groups of support plates which are symmetrically distributed are integrally formed on the side wall of the installation ring and located at the upper part of the cover body. According to the motor rear end cover, the junction box is embedded in the mounting groove in the motor rear end cover, so that the external occupied space of the junction box can be remarkably reduced, the mounting requirement of a narrow space can be met, and the motor rear end cover is convenient to mount and dismount. And the internal space of the rear end cover is fully utilized by the embedded design, so that enough internal space of the junction box is ensured, and wiring and maintenance are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor technical field especially suitable for motor rear end cover of vertical installation in narrow space. BACKGROUND

[0002] Traditional terminal box is often independently arranged outside the motor, occupies more space, in some new energy industrial vehicle's inside, because the installation area is compact and narrow, the independently arranged terminal box occupies more space, makes the installation in these narrow spaces become very difficult, can not be realized even, therefore puts forward the motor rear end cover of vertical installation in narrow space to solve this problem. SUMMARY

[0003] The utility model provides the following technical scheme in view of the deficiency of prior art:

[0004] The motor rear end cover suitable for vertical installation in narrow space, including installation ring and the cover body that is coaxial with setting on the installation ring, the installation hole is arranged at the center of the cover body, the two groups of support plates that are integrally formed are provided on the side wall of the installation ring and the upper part of the cover body and are symmetrically distributed, the installation groove is enclosed by the two groups of support plates, the installation ring and the upper region of the cover body, the terminal box is detachably arranged in the installation groove, the heat dissipation ring that protrudes outward is arranged on the cover body, a plurality of heat dissipation columns that protrude outward are arranged on the cover body and surround the installation hole, and the heat dissipation column extends from the center position of the cover body to the edge of the cover body.

[0005] As an improvement of the above technical scheme, a plurality of installation tables are integrally formed on the outer circumferential surface of the installation ring.

[0006] As an improvement of the above technical scheme, a plurality of radial reinforcing ribs are arranged on the cover body and radially extend outward from the outer edge of the installation hole, and the radial reinforcing ribs are sequentially and spacedly arranged, the reinforcing ring is arranged intersecting the plurality of heat dissipation columns, and the plurality of radial reinforcing ribs are arranged intersecting the heat dissipation ring.

[0007] As an improvement of the above technical scheme, a plurality of reinforcing ribs are arranged between the installation ring and the cover body.

[0008] As an improvement of the above technical scheme, a plurality of recessed portions are arranged on the outer circumferential surface of the cover body, and the plurality of recessed portions are arranged staggered with the plurality of reinforcing ribs.

[0009] The utility model has the advantages of:

[0010] By embedding the terminal box in the mounting groove on the rear end cover of the motor, the external space occupied by the terminal box can be significantly reduced, the installation demand of narrow space is adapted, and the embedded design fully utilizes the internal space of the rear end cover, ensures that the terminal box has sufficient internal space, and facilitates wiring and maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is whole structure front view of the utility model;

[0012] Figure 2 It is cover body and mounting ring connection structure schematic view of the utility model;

[0013] Figure 3 It is whole structure rear view of the utility model.

[0014] Sign significance: 10, mounting ring;101, mounting table;11, cover body;111, mounting groove;112, recess;113, support plate;12, mounting hole;13, heat dissipation column;14, heat dissipation ring;15, reinforcing rib;16, reinforcing ring;17, reinforcing rib;20, terminal box. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following is combined with the drawings and examples, and the utility model is further described in detail.It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model.

[0016] The rear end cover of motor suitable for vertical installation in narrow space, including mounting ring 10 and cover body 11 coaxially arranged on the mounting ring 10, the mounting hole 12 is arranged at the center of the cover body 11, the two groups of support plates 113 are integrally formed on the side wall of the mounting ring 10 and located on the upper part of the cover body 11, the two groups of support plates 113, the mounting ring 10 and the upper region of the cover body 11 are enclosed to form the mounting groove 111, the terminal box 20 is detachably arranged in the mounting groove 111, the heat dissipation ring 14 is arranged outward on the cover body 11, a plurality of heat dissipation columns 13 are arranged outward around the mounting hole 12 on the cover body 11, and the heat dissipation column 13 extends from the center position of the cover body 11 to the edge of the cover body 11.

[0017] By embedding the terminal box 20 in the mounting groove 111 on the motor rear end cover, the external space occupied by the terminal box 20 can be significantly reduced, the installation requirements of narrow space can be met, and the embedded design fully utilizes the internal space of the rear end cover, ensures that the terminal box 20 has sufficient internal space, facilitates wiring and maintenance, and the annular heat dissipation ring 14 in combination with the multiple groups of radial heat dissipation columns 13 can significantly increase the heat dissipation area, the larger heat dissipation area helps to more quickly conduct the heat in the motor to the external environment, which can effectively improve the overall heat dissipation efficiency of the motor rear end cover, and at the same time optimizes the heat flow path, further improves the heat dissipation efficiency.

[0018] In one embodiment, the outer circumferential surface of the mounting ring 10 is integrally formed with multiple groups of mounting platforms 101, and the mounting platforms 101 are used for mounting with the motor shell.

[0019] In one embodiment, the cover body 11 is provided with a reinforcing ring 16 around the mounting hole 12 and multiple radial reinforcing ribs 15 extending radially outward from the outer edge of the mounting hole 12 and arranged in sequence, the reinforcing ring 16 is arranged in intersection with multiple groups of the heat dissipation columns 13, and multiple groups of the reinforcing ribs 15 are arranged in intersection with the heat dissipation ring 14, by arranging the annular reinforcing ring 16 and the radial reinforcing ribs 15 on the end surface of the cover body 11, the internal stress distribution of the cover body 11 is optimized, thereby improving the rigidity and strength of the motor rear end cover, and the reinforcing ring 16 arranged in intersection with multiple groups of the heat dissipation columns 13 and multiple groups of the reinforcing ribs 15 arranged in intersection with the heat dissipation ring 14 can improve the strength of the heat dissipation ring 14 and the heat dissipation column 13, effectively reduce the risk of deformation and damage, and the heat dissipation column 13 and the heat dissipation ring 14 can respectively uniformly distribute the stress on the annular reinforcing ring 16 and the radial reinforcing rib 15, reduce the local stress concentration of the heat dissipation column 13 and the heat dissipation ring 14, and improve the stability of the overall structure.

[0020] In one embodiment, multiple groups of reinforcing ribs 17 are arranged between the mounting ring 10 and the cover body 11, to improve the connection strength between the mounting ring 10 and the cover body 11.

[0021] In one embodiment, the outer circumferential surface of the cover body 11 is provided with multiple groups of recesses 112, and multiple groups of the recesses 112 are arranged in dislocation with multiple groups of the reinforcing ribs 17, to increase the surface area of the cover body 11, thereby further improving the heat dissipation effect of the motor rear end cover.

[0022] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit it.

Claims

1. A motor back end cover suitable for vertical installation in a confined space, characterized in that, The utility model provides a junction box, including installation ring (10) and coaxial setting cover (11) on installation ring (10), the installation hole (12) is provided at the center of cover (11), the side wall of installation ring (10) and the upper portion of cover (11) are integrally formed and are provided with two groups of support plate (113) of symmetrical distribution, two groups of support plate (113), installation ring (10) and the upper area of cover (11) are enclosed and form installation groove (111), the detachable junction box (20) is arranged in installation groove (111), the heat dissipation ring (14) that projects outward is arranged on cover (11), a plurality of heat dissipation columns (13) that project outward are arranged around the installation hole (12) on cover (11), and the heat dissipation column (13) extends from the center position of cover (11) to the edge of cover (11).

2. A motor back end cover suitable for narrow space installation in a vertical position according to claim 1, characterized in that: The outer circumferential surface of the installation ring (10) is integrally formed with a plurality of mounting platforms (101).

3. The motor back end cover suitable for narrow space installation in a vertical direction according to claim 1, characterized in that: A plurality of radial reinforcing ribs (15) are arranged radially outward from the outer edge of the installation hole (12) and are sequentially spaced around the installation hole (12) on the cover (11), and the reinforcing ring (16) intersects with the plurality of heat dissipation columns (13), and the plurality of radial reinforcing ribs (15) intersect with the heat dissipation ring.

4. The motor back end cover suitable for slim space installation in a vertical direction according to claim 1, characterized in that: A plurality of reinforcing ribs (17) are arranged between the installation ring (10) and the cover (11).

5. A motor back end cover suitable for narrow space installation in a vertical position according to claim 4, characterized in that: The outer circumferential surface of the cover (11) is provided with a plurality of recesses (112), and the plurality of recesses (112) are arranged in a staggered manner with the plurality of reinforcing ribs (17).

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