CN218006028U - Motor heat dissipation shell - Google Patents

Abstract

The utility model discloses a motor heat dissipation shell, which relates to the technical field of motor shells and comprises an intermediate shell, one end of the intermediate shell is connected with a rear end cover through a fixing assembly, and the other end of the intermediate shell is connected through a fixing assembly There is a front end cover, the rear end cover is provided with an air inlet hole, a cooling fan is installed on the inner side of the rear end cover, the outer surface of the intermediate housing is fixedly connected with cooling fins, and the inner wall of the intermediate housing A plurality of support strips are fixedly connected, and the plurality of support strips are arranged in parallel along the axis of the intermediate housing, and a plurality of cooling holes are arranged on the peripheral side of the intermediate housing, and the plurality of cooling holes and the plurality of support strips Staggered distribution, by connecting multiple support bars on the inner wall of the intermediate housing, it solves the problem that the outer surface of the existing motor body and the inner wall of the motor heat dissipation shell usually have a large area of contact, resulting in a larger contact area with the cooling airflow Small, poor cooling issues.

Description

Motor cooling case

technical field

The utility model belongs to the technical field of motor casings, in particular to a motor cooling casing.

Background technique

The motor is a device that converts electrical energy into mechanical energy. During the use of the motor, due to the friction between the motor shaft and the housing, the thermal effect of the current and the eddy current effect, a large number of people will be generated, and the heat will not be discharged, which will cause The life of the motor is reduced or it is directly burned.

Existing motor heat dissipation housings usually install a cooling fan inside the housing for heat dissipation, but the outer surface of the motor body and the inner wall of the motor heat dissipation housing usually have a large area of contact, resulting in a small contact area with the cooling airflow, resulting in a small contact area for heat dissipation. not effectively.

Utility model content

The purpose of this utility model is to provide a motor heat dissipation shell. By connecting a plurality of support bars on the inner wall of the intermediate shell, the conventional large-area contact between the outer surface of the motor body and the inner wall of the motor heat dissipation shell is solved. As a result, the contact area with the cooled air flow is small and the heat dissipation effect is not good.

In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:

The utility model relates to a heat dissipation shell of a motor, which comprises an intermediate housing, one end of the intermediate housing is connected with a rear end cover through a fixing assembly, the other end of the intermediate housing is connected with a front end cover through a fixing assembly, and the rear end The end cover is provided with an air inlet hole, the inner side of the rear end cover is installed with a cooling fan, the outer surface of the intermediate housing is fixedly connected with cooling fins, and the inner wall of the intermediate housing is fixedly connected with a plurality of support bars , and a plurality of supporting bars are arranged parallel to the axis of the intermediate housing, and a plurality of cooling holes are arranged on the peripheral side of the intermediate housing, and the plurality of cooling holes and the plurality of supporting bars are alternately distributed.

Further, the fixing assembly includes a fixing block and a fixing bolt, the fixing block is provided with a screw hole matching the fixing bolt, and the side ends of the middle housing, the rear end cover and the front end cover are all connected to the fixing block It is fixedly connected, and the intermediate housing, the rear end cover and the front end cover are all fixed by fixing bolts.

Further, a mounting frame is fixedly connected to the lower end of the intermediate housing, and mounting holes are provided on the mounting frame.

Further, the lower end of the intermediate housing is provided with a fixing hole, and an auxiliary supporting sleeve is fixedly connected to the inner wall of the intermediate housing, and the auxiliary supporting sleeve is arranged coaxially with the fixing hole.

Further, the end of the support bar away from the intermediate housing is fixedly connected with a protective cushion, and the protective cushion is a heat-conducting silicone pad.

Further, the intermediate housing, the cooling fins and the support bars are integrally arranged, and a rubber pad is bonded to the lower end surface of the installation frame.

The utility model has the following beneficial effects:

1. The utility model enables the outer wall of the motor body to be supported through the setting of the support bar, thereby avoiding large-area contact between the outer surface of the motor body and the inner wall of the intermediate housing, and the gap between the intermediate housing and the motor body becomes larger , When the heat dissipation fan is used to blow air to dissipate heat, the airflow can flow in the gap between the middle casing and the motor body, and the heat dissipation is more comprehensive and the heat dissipation effect is better.

2. The utility model reinforces the position of the middle shell where the fixing hole is located by setting the auxiliary support sleeve. During the installation process, the heat-conducting silicone pad can effectively protect the motor body and is not easy to cause scratches; when the motor body is in operation, the rubber pad can It plays a good buffering role and avoids damage to the internal parts of the motor caused by severe vibration.

Of course, any product implementing the present utility model does not necessarily need to achieve all the above-mentioned advantages at the same time.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the accompanying drawings required for the description of the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is a structural schematic diagram of a motor cooling shell;

Fig. 2 is a disassembled structural schematic diagram of a heat dissipation housing of a motor;

Fig. 3 is a structural schematic diagram of an intermediate housing of a heat dissipation housing of a motor;

In the accompanying drawings, the list of parts represented by each label is as follows:

1. Intermediate shell; 2. Rear end cover; 3. Front end cover; 4. Mounting frame; 5. Fixing component; 501. Fixing block; 502. Fixing bolt; 6. Radiating fin; 7. Support bar; Protective cushion; 9. Fixing hole; 10. Auxiliary support sleeve; 11. Air inlet hole; 12. Mounting hole; 13. Cooling hole.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-3, the utility model is a heat dissipation shell of a motor, including a middle casing 1, one end of the middle casing 1 is connected with a rear end cover 2 through a fixing assembly 5, and the other end of the middle casing 1 is connected through a fixing assembly 5 is connected with the front end cover 3, the middle shell 1, the rear end cover 2 and the front end cover 3 are all made of the same profile, such as aluminum alloy material; There is a cooling fan, the outer surface of the middle case 1 is fixedly connected with heat dissipation fins 6, and the inner wall of the middle case 1 is fixedly connected with a plurality of support bars 7, and the plurality of support bars 7 are all parallel to the axis of the middle case 1 It is provided that a plurality of cooling holes 13 are arranged on the peripheral side of the intermediate housing 1 , and the plurality of cooling holes 13 and the plurality of supporting bars 7 are alternately distributed.

Based on the above structure, the outer wall of the motor body is supported through the setting of the support bar 7, thereby avoiding large-area contact between the outer surface of the motor body and the inner wall of the intermediate housing 1, and the gap between the intermediate housing 1 and the motor body When the heat dissipation fan is used to blow air to dissipate heat, the airflow can flow in the gap between the middle casing 1 and the motor body, so that the heat dissipation is more comprehensive and the heat dissipation effect is better.

Wherein as shown in Figure 1 and Figure 2, the fixing assembly 5 includes a fixing block 501 and a fixing bolt 502, the fixing block 501 is provided with screw holes matching the fixing bolt 502, the middle housing 1, the rear end cover 2 and the front end The side ends of the cover 3 are all fixedly connected to the fixed block 501, and the middle housing 1, the rear end cover 2 and the front end cover 3 are all fixed by fixing bolts 502; it is convenient to disassemble the rear end cover 2 and the front end cover 3, Thereby, it is convenient to overhaul the motor body and cooling fan.

Wherein as shown in Fig. 1 and Fig. 2, the lower end of the intermediate housing 1 is fixedly connected with the installation frame 4, and the installation frame 4 is provided with the installation hole 12, and the intermediate housing 1, the cooling fin 6 and the support bar 7 are integrally arranged. , The lower end surface of the mounting frame 4 is bonded with a rubber pad.

Based on the above structure, when the motor body is in operation, the rubber pad can play a good buffering role to avoid damage to the internal parts of the motor caused by severe vibration.

Wherein as shown in FIG. 3 , the lower end of the intermediate housing 1 is provided with a fixing hole 9 , and the inner wall of the intermediate housing 1 is fixedly connected with an auxiliary supporting sleeve 10 , and the auxiliary supporting sleeve 10 is coaxially arranged with the fixing hole 9 .

Based on the above structure, the motor body and the intermediate housing 1 are fixed by screws through the fixing holes 9 to complete the installation operation of the motor body. The auxiliary support sleeve 10 can reinforce the position of the intermediate housing 1 where the fixing holes 9 are located.

As shown in FIG. 3 , the end of the support bar 7 away from the intermediate housing 1 is fixedly connected with a protective cushion 8 , and the protective cushion 8 is made of heat-conducting silicone pad.

Based on the above structure, the heat-conducting silicone pad can effectively protect the motor body on the one hand, and is not easy to cause scratches, and on the other hand, it can have a good heat conduction and heat dissipation effect.

A specific application of this embodiment is: use screws to fix the motor body and the intermediate housing 1 through the fixing holes 9 to complete the installation operation of the motor body, and the auxiliary support sleeve 10 can act on the position of the intermediate housing 1 where the fixing holes 9 are located. For reinforcement, the heat-conducting silicone pad can effectively protect the motor body during installation, and is not easy to cause scratches; when the motor body is in operation, the rubber pad can play a good buffer role to avoid damage to the internal parts of the motor caused by severe vibration; through the support bar 7 The setting makes the outer wall of the motor body supported, thereby avoiding large-area contact between the outer surface of the motor body and the inner wall of the intermediate housing 1, the gap between the intermediate housing 1 and the motor body becomes larger, and the cooling fan is used to blow air When dissipating heat, the airflow can flow in the gap between the middle casing 1 and the motor body, so that the heat dissipation is more comprehensive and the heat dissipation effect is better.

In the description of this specification, descriptions referring to the terms "one embodiment", "example", "specific example" and the like mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in the description of the present invention. In at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiments do not exhaust all details, nor do they limit the utility model to the specific implementations described. Obviously, many modifications and variations can be made based on the contents of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that those skilled in the art can well understand and utilize the utility model. The invention is to be limited only by the claims and their full scope and equivalents.

Claims (6)

1. A motor heat dissipation shell, comprising an intermediate housing (1), characterized in that: one end of the intermediate housing (1) is connected with a rear end cover (2) through a fixing assembly (5), and the intermediate housing The other end of (1) is connected with the front cover (3) through the fixing assembly (5), the air inlet hole (11) is arranged on the rear end cover (2), and the inner side of the rear end cover (2) is installed with A cooling fan, the outer surface of the intermediate housing (1) is fixedly connected with cooling fins (6), the inner wall of the intermediate housing (1) is fixedly connected with a plurality of support bars (7), and the plurality of support bars (7) are arranged in parallel along the axis of the intermediate housing (1), and a plurality of cooling holes (13) are arranged on the peripheral side of the intermediate housing (1). The support bars (7) are distributed in a staggered manner. 2. A motor cooling case according to claim 1, characterized in that the fixing assembly (5) includes a fixing block (501) and fixing bolts (502), and the fixing block (501) is provided with a Screw holes for fixing bolts (502), the side ends of the intermediate housing (1), rear end cover (2) and front end cover (3) are all fixedly connected to the fixing block (501), and the intermediate housing (1), the rear end cover (2) and the front end cover (3) are all fixed by fixing bolts (502). 3. A motor cooling case according to claim 1, characterized in that, the lower end of the intermediate housing (1) is fixedly connected with a mounting frame (4), and the mounting frame (4) is provided with mounting holes (12). 4. A motor cooling case according to claim 1, characterized in that, the lower end of the intermediate housing (1) is provided with a fixing hole (9), and the inner wall of the intermediate housing (1) is fixedly connected to There is an auxiliary support sleeve (10), and the auxiliary support sleeve (10) is arranged coaxially with the fixing hole (9). 5. A motor cooling case according to claim 1, characterized in that, the end of the support bar (7) away from the middle housing (1) is fixedly connected with a protective cushion (8), and the protective cushion (8) Pad (8) adopts heat conduction silica gel pad. 6. A motor cooling case according to claim 3, characterized in that, the intermediate housing (1), cooling fins (6) and support bars (7) are integrated, and the mounting frame ( 4) The lower end surface is bonded with a rubber pad.

Images