A heat dissipation motor

Abstract

The utility model provides a heat dissipation motor, which belongs to the field of motors. It solves the problem that the existing motor heat dissipation method is limited by the motor speed. The heat dissipation motor includes a motor body and a centrifugal fan. The centrifugal fan is installed at the rear end cover of the motor body and is connected to the inside of the motor body. A wind hood for airflow guidance and centrifugal fan protection is provided at the rear end cover of the centrifugal fan. A mounting bracket is provided between the centrifugal fan and the centrifugal fan for easy assembly of the centrifugal fan. A plurality of ventilation channels for airflow circulation and heat dissipation are provided on the side wall of the motor body. The centrifugal fan, ventilation channel and wind hood structure cooperate to form a wind path for airflow guidance and heat dissipation of the motor body. The utility model has the advantage of high heat dissipation.

Description

Technical Field

[0001] The utility model belongs to the field of motors and relates to a heat dissipation motor. Background Art

[0002] The traditional motor cooling method is to add a fan blade and a fan cover to the rear end of the motor shaft to dissipate the heat of the motor. Due to the limitation of the motor speed, this motor cooling method is not suitable for some low-speed load conditions. Summary of the invention

[0003] The purpose of the utility model is to provide a heat dissipation motor to solve the above problems existing in the prior art.

[0004] The purpose of the utility model can be achieved through the following technical solutions: a heat dissipation motor, characterized in that it includes a motor body and a centrifugal fan, the centrifugal fan is installed at the rear end cover of the motor body and is connected to the inside of the motor body, and a wind shield for airflow guidance and centrifugal fan protection is provided at the rear end cover of the centrifugal fan;

[0005] A mounting bracket is provided between the centrifugal fans to facilitate the assembly of the centrifugal fans;

[0006] The side wall of the motor body is provided with a plurality of ventilation channels for air circulation and heat dissipation;

[0007] The centrifugal fan, ventilation channel and wind cover structure cooperate to form an air path for guiding air flow and for heat dissipation of the motor body.

[0008] In the above-mentioned heat dissipation motor, the wind cover is provided with a plurality of through holes for airflow to pass through. The wind cover connects the centrifugal fan to the motor body and is used for guiding the airflow and protecting the centrifugal fan.

[0009] In the above-mentioned heat dissipation motor, the centrifugal fan is connected to the mounting bracket and then connected to the rear end cover of the motor body by fastening bolts, which is convenient for subsequent maintenance and cleaning of the centrifugal fan.

[0010] In the above-mentioned heat dissipation motor, the mounting bracket is first assembled with the centrifugal fan to facilitate the connection between the centrifugal fan and the motor body.

[0011] Compared with the prior art, the heat dissipation motor has a reasonable structural design. It uses a centrifugal fan installed on the rear end cover of the motor body to provide a wind source, and uses a wind hood to guide air to blow on the surface of the motor body, providing good heat dissipation for the motor body. At the same time, the centrifugal fan has the characteristics of large wind pressure and air volume, so as to provide good heat dissipation for some motor bodies with low speed, complex air ducts and large wind resistance. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the assembly of the centrifugal fan and the mounting bracket in the utility model.

[0013] Figure 2 It is a schematic diagram of the assembly drawing of the centrifugal fan and the motor body in the utility model.

[0014] Figure 3 It is a schematic diagram of the assembly of the whole machine in the utility model.

[0015] Figure 4 It is a schematic diagram of the air flow direction of the whole machine cross section in the utility model.

[0016] In the figure, 1. centrifugal fan; 2. mounting bracket; 3. motor body; 4. wind cover. DETAILED DESCRIPTION

[0017] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0018] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, the heat dissipation motor comprises a motor body 3 and a centrifugal fan 1, the centrifugal fan 1 is installed at the rear end cover of the motor body 3 and is connected to the inside of the motor body 3, a wind hood 4 for airflow guidance and protection of the centrifugal fan 1 is arranged at the rear end cover of the centrifugal fan 1, a mounting bracket 2 for facilitating the assembly of the centrifugal fan 1 is arranged between the centrifugal fans 1, a plurality of ventilation ducts for airflow circulation and heat dissipation are opened on the side wall of the motor body 3, and the centrifugal fan 1, the ventilation duct and the wind hood 4 structure cooperate to form an air path for airflow guidance and heat dissipation of the motor body 3.

[0019] The above structure is reasonably designed, using the centrifugal fan 1 installed on the rear end cover of the motor body 3 to provide a wind source, and using the wind cover 4 to guide the air to blow air on the surface of the motor body 3, thereby providing good heat dissipation for the motor body 3. At the same time, the centrifugal fan 1 is used to provide good heat dissipation for some motor bodies 3 with low rotation speed, complex air ducts, and large wind resistance.

[0020] In order to maintain the centrifugal fan 1 and connect and install the motor body 3, a mounting bracket 2 is provided.

[0021] In order to achieve good heat dissipation of the motor body 3 and protection of the centrifugal fan 1 , a wind cover 4 is provided to guide the airflow.

[0022] Preferably, the air cover 4 is provided with a plurality of through holes for air flow to pass through. The air cover 4 connects the centrifugal fan 1 with the motor body 3 and is used for guiding the air flow and protecting the centrifugal fan 1 .

[0023] Preferably, after the centrifugal fan 1 is connected to the mounting bracket 2, it is connected to the rear end cover of the motor body 3 by fastening bolts, which is convenient for the subsequent maintenance and cleaning of the centrifugal fan 1.

[0024] Preferably, the mounting bracket 2 is first assembled with the centrifugal fan 1 to facilitate the connection between the centrifugal fan 1 and the motor body 3 .

[0025] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0026] Although the term centrifugal fan 1, mounting bracket 2, motor body 3, fan cover 4 and the like are frequently used in this article, the possibility of using other terms is not excluded. The use of these terms is only for the purpose of more conveniently describing and explaining the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A heat dissipation motor, characterized in that: The centrifugal fan (1) comprises a motor body (3) and a centrifugal fan (1), wherein the centrifugal fan (1) is mounted on a rear end cover of the motor body (3) and is connected to the interior of the motor body (3); a wind shield (4) for guiding airflow and protecting the centrifugal fan (1) is provided on the rear end cover of the centrifugal fan (1); A mounting bracket (2) is provided between the centrifugal fans (1) to facilitate assembly of the centrifugal fans (1); A plurality of ventilation channels for air circulation and heat dissipation are provided on the side wall of the motor body (3); The centrifugal fan (1), the ventilation flow channel and the wind cover (4) structure cooperate to form an air path for guiding the flow of air and for dissipating heat from the motor body (3).

2. A heat dissipation motor according to claim 1, characterized in that: The wind cover (4) is provided with a plurality of through holes for airflow to pass through. The wind cover (4) connects the centrifugal fan (1) to the motor body (3) and is used for guiding the airflow and protecting the centrifugal fan (1).

3. The heat dissipation motor according to claim 1, characterized in that: After the centrifugal fan (1) is connected to the mounting bracket (2), it is also connected to the rear end cover of the motor body (3) by means of fastening bolts, thereby facilitating the subsequent maintenance and cleaning of the centrifugal fan (1).

4. The heat dissipation motor according to claim 1, characterized in that: The mounting bracket (2) is first assembled with the centrifugal fan (1), thereby facilitating the connection between the centrifugal fan (1) and the motor body (3).

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