CN219247594U - Heat radiation structure of motor casing - Google Patents

Abstract

The utility model discloses a heat radiation structure of a motor casing, which comprises a casing, wherein the right end of the casing is provided with a housing, the right side of the housing is provided with a heat radiation hole, the inner surface of the casing is provided with a heat radiation cavity, the top and the bottom of the heat radiation cavity are fixedly connected with heat conduction fins, the top and the bottom of the casing are fixedly connected with a fixed cover, one end of an inner cavity of the fixed cover is fixedly connected with a dust filtering net plate, and the outer side of the fixed cover is provided with an air inlet hole. According to the utility model, through the functions of the heat conducting fins, the heat radiating cavity, the dust filtering net plate, the air inlet hole, the air guide hole, the air exhaust hole, the heat radiating hole, the housing, the heat radiating fins and the strip-shaped ventilation openings, the heat radiating structure achieves the purpose of good heat radiating effect, and solves the problems that the traditional motor housing is poor in heat radiating effect and easy to damage internal parts of the motor due to overhigh temperature, so that the service life of the motor is shortened, and the use of people is not facilitated.

Description

Heat dissipation structure of a motor casing

technical field

The utility model relates to the technical field of motor casings, in particular to a heat dissipation structure of a motor casing.

Background technique

The motor refers to an electromagnetic device that realizes the conversion or transmission of electric energy according to the law of electromagnetic induction, and the motor casing is one of the indispensable structures when the motor is used.

At present, the motor will generate heat when it is working, but the heat dissipation effect of the traditional motor shell is poor, which will easily cause the internal parts of the motor to be damaged due to excessive temperature, thereby reducing the service life of the motor, which is not conducive to people's use. Therefore, We propose a heat dissipation structure for the motor housing.

Utility model content

The purpose of the utility model is to provide a heat dissipation structure of the motor casing, which has the advantages of good heat dissipation effect, and solves the problem that the traditional motor casing has a poor heat dissipation effect, which easily causes damage to the internal parts of the motor due to excessive temperature, thereby reducing The service life of the motor is reduced, which is not conducive to the problem of people's use.

In order to achieve the above purpose, the utility model provides the following technical solutions: a heat dissipation structure of the motor casing, including a casing, a casing is provided at the right end of the casing, and a cooling hole is opened on the right side of the casing, so that The inner surface of the housing is provided with a heat dissipation chamber, the top and bottom of the heat dissipation chamber are fixedly connected with heat conducting fins, the top and bottom of the housing are fixedly connected with a fixed cover, and one end of the inner cavity of the fixed cover A dust filter screen is fixedly connected, the outer side of the fixed cover is provided with an air inlet, the left end of the top of the housing is provided with an air guide hole, the front and rear sides of the housing are provided with cooling fins, and the cooling Strip vents are opened on the inner surface of the fins, and an exhaust hole is opened on the right side of the heat dissipation chamber.

Preferably, a support seat is fixedly connected to the bottom of the housing, and a junction box is fixedly installed on the front surface of the support seat.

Preferably, the inner cavity of the housing is provided with a stator winding, the inner side of the stator winding is provided with a rotor, and the right end of the rotor is provided with a fan.

Preferably, the number of the heat conduction fins is multiple, and the positions between two adjacent heat conduction fins are offset.

Preferably, there are multiple air guide holes, and the air guide holes are located inside the fixed cover.

Preferably, there are multiple exhaust holes, and the included angles between two adjacent exhaust holes are equal.

Compared with the prior art, the beneficial effects of the utility model are as follows:

The utility model makes the heat dissipation structure achieve a The purpose of good heat dissipation effect is to solve the problem that the traditional motor casing has poor heat dissipation effect, which may easily cause damage to the internal parts of the motor due to excessive temperature, thereby reducing the service life of the motor and not being conducive to people's use.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a schematic diagram of the main view structure of the utility model;

Fig. 3 is a schematic diagram of the structure of the heat dissipation fins of the present invention.

In the figure: 1. Shell; 2. Support base; 3. Stator winding; 4. Rotor; 5. Heat conduction fins; 6. Cooling cavity; 7. Fixed cover; 10. Air guide hole; 11. Exhaust hole; 12. Fan; 13. Cooling hole; 14. Cover; 15. Junction box; 16. Cooling fin; 17. Strip vent.

Detailed ways

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 making creative efforts belong to the scope of protection of the present utility model.

Housing 1, support seat 2, stator winding 3, rotor 4, heat conduction fins 5, heat dissipation cavity 6, fixed cover 7, dust filter screen 8, air inlet hole 9, air guide hole 10, and air exhaust hole 11 of the present application , fan 12, radiating hole 13, casing 14, junction box 15, radiating fin 16 and bar-shaped vent 17 parts are general standard parts or parts known to those skilled in the art, and its structure and principle are all for those skilled in the art All can be learned through technical manuals or through conventional experimental methods.

Please refer to Figures 1-3, a heat dissipation structure of a motor casing, including a casing 1, a casing 14 is provided at the right end of the casing 1, and a heat dissipation hole 13 is opened on the right side of the casing 14, and the inner surface of the casing 1 A heat dissipation cavity 6 is provided, the top and bottom of the heat dissipation cavity 6 are fixedly connected with heat conduction fins 5, the top and bottom of the housing 1 are fixedly connected with a fixed cover 7, and one end of the inner cavity of the fixed cover 7 is fixedly connected with a dust filter screen 8. The outer side of the fixed cover 7 is provided with air inlet holes 9, the left end of the top of the housing 1 is provided with air guide holes 10, the front and rear sides of the housing 1 are provided with cooling fins 16, and the inner surface of the cooling fins 16 is provided with There are strip-shaped ventilation openings 17, and the right side of the cooling cavity 6 is provided with an exhaust hole 11.

A support base 2 is fixedly connected to the bottom of the housing 1 , and a junction box 15 is fixedly installed on the front surface of the support base 2 .

The inner cavity of the housing 1 is provided with a stator winding 3 , a rotor 4 is provided inside the stator winding 3 , and a fan 12 is provided at the right end of the rotor 4 .

The number of heat conduction fins 5 is multiple, and the positions between two adjacent heat conduction fins 5 are dislocated.

There are multiple air guide holes 10 , and the air guide holes 10 are located inside the fixed cover 7 .

There are multiple air exhaust holes 11, and the included angles between two adjacent air exhaust holes 11 are equal.

When in use, after the motor is energized through an external electrical socket, then the rotor 4 can drive the fan 12 to rotate, and then the gas in the casing 14 is discharged outward through the cooling holes 13, and with the help of the exhaust holes 11 , so that the external cold air enters the fixed cover 7 through the air inlet hole 9, and after filtering the dust through the dust filter screen 8, it enters the heat dissipation chamber 6 through the air guide hole 10, and when the cold air passes through the heat dissipation chamber 6, the cold air can blow and dissipate heat The heat conduction fins 5 in the cavity 6 can quickly send the heat into the casing 14 through the exhaust hole 11 after the heat exchange, and supplement the discharged gas, thereby improving the heat dissipation efficiency of the motor casing. At the same time, the flow of outside air, and with the cooperation of the strip vents 17, is conducive to blowing the heat dissipation fins 16 by outside air, so as to realize further heat dissipation of the motor casing, so that the motor casing achieves the purpose of good heat dissipation effect .

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. A heat dissipation structure for a motor casing, comprising a casing (1), characterized in that: a casing (14) is provided at the right end of the casing (1), and a casing (14) is opened on the right side There are heat dissipation holes (13), the inner surface of the housing (1) is provided with a heat dissipation cavity (6), and the top and bottom of the heat dissipation cavity (6) are fixedly connected with heat conduction fins (5). The top and bottom of the body (1) are fixedly connected with a fixed cover (7), and one end of the inner cavity of the fixed cover (7) is fixedly connected with a dust filter screen (8), and the outer side of the fixed cover (7) has a The air inlet hole (9), the left end of the top of the housing (1) is provided with an air guide hole (10), the front and rear sides of the housing (1) are provided with cooling fins (16), and the cooling Strip vents (17) are opened on the inner surface of the fins (16), and an exhaust hole (11) is opened on the right side of the cooling chamber (6). 2. The heat dissipation structure of the motor casing according to claim 1, characterized in that: the bottom of the casing (1) is fixedly connected with a support seat (2), and the front surface of the support seat (2) A junction box (15) is fixedly installed. 3. The heat dissipation structure of the motor casing according to claim 1, characterized in that: the inner cavity of the casing (1) is provided with a stator winding (3), and the inner side of the stator winding (3) is arranged There is a rotor (4), and the right end of the rotor (4) is provided with a fan (12). 4. The heat dissipation structure of the motor housing according to claim 1, characterized in that: the number of the heat conduction fins (5) is multiple, and the distance between two adjacent heat conduction fins (5) is Misplaced settings. 5. The heat dissipation structure of the motor casing according to claim 1, characterized in that: the number of the air guide holes (10) is multiple, and the air guide holes (10) are located at the side of the fixed cover (7). inside. 6. The heat dissipation structure of the motor casing according to claim 1, characterized in that: the number of the exhaust holes (11) is multiple, and the number of adjacent two exhaust holes (11) The included angles are equal.

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