CN211151741U

CN211151741U - Small-size motor heat radiation structure

Info

Publication number: CN211151741U
Application number: CN202020182199.5U
Authority: CN
Inventors: 杨东胜; 潘圣华; 梁炳其
Original assignee: Jiangmen City Jianghai District Junhui Electrical Appliance Manufacturing Co ltd
Current assignee: Jiangmen City Jianghai District Junhui Electrical Appliance Manufacturing Co ltd
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2020-07-31
Anticipated expiration: 2030-02-19

Abstract

The utility model discloses a small-size motor heat radiation structure, including the motor, the output fixedly connected with output shaft of motor, output shaft one end fixedly connected with rear axle is kept away from to the motor, has cup jointed fixed cover on the rear axle, and both ends all are provided with the fan blade about fixed cover, the utility model discloses the beneficial effect who reaches is: the fan blades are arranged, the motor rotates after running, the shaft rotates, the fan blades are driven to rotate, wind generated by rotation of the fan blades dissipates heat inside the motor to the outside of the motor, the heat dissipation speed is high, the first fan cover and the second fan cover are arranged, the first fan cover on the motor rotates and is connected with the second fan cover in an angle mode, when the first real blade is opposite to the second real blade, wind blown to the outside of the motor by the fan blades is the largest, when the first real blade is completely deviated from the second real blade, wind blown to the outside of the motor by the fan blades is the smallest, the wind power can be adjusted according to the temperature condition of the motor, when the temperature of the motor is normal, the wind power can be increased, and when the temperature of the motor is increased, the wind power can.

Description

Small-size motor heat radiation structure

Technical Field

The utility model relates to a heat radiation structure, in particular to small motor heat radiation structure belongs to motor heat radiation structure technical field.

Background

The motor is an electromagnetic device which realizes electric energy conversion and transmission by an internal rotor according to an electromagnetic induction law, an output shaft is driven to rotate by the internal rotor, so that mechanical energy is converted into electric energy, along with the development of science and technology, the motor becomes an indispensable component in various mechanical equipment, a large amount of heat is usually generated in the high-speed operation process of the motor, if the internal heat cannot be dissipated to the outside of the motor and is gathered in the motor, the motor is heated and damaged, and therefore a heat dissipation structure is needed to dissipate the heat of the motor, in the prior art, the heat dissipation of the motor is usually carried out by externally mounting heat dissipation fins or mounting heat dissipation fans, the heat dissipation speed of the heat dissipation fins is too slow, the heat dissipation effect is too poor, the internal temperature is still not reduced, the heat dissipation fans discharge the internal heat through the rotation of fan blades, but the wind power cannot be, when motor temperature is normal, can't turn down wind-force, when motor temperature uprises, can't turn up wind-force, does not set up dust collector, and when the motor operation, the dust gets into inside and piles up too much and can influence the heat dissipation, consequently in order to solve the problem that the aforesaid exists, the utility model provides a small-size motor heat radiation structure.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is overcome prior art's defect, a small motor heat radiation structure is provided, through setting up the fan blade, first fan housing, the second fan housing, first real leaf, the second real leaf, the dust absorption net, the rubber circle, the effectual motor heat dissipation of having solved utilizes the externally mounted fin to dispel the heat or installation radiator fan to dispel the heat usually, the radiating rate of fin is too slow, the radiating effect is too poor, inside temperature still does not reduce, radiator fan passes through the fan blade and rotates and discharges inside heat, nevertheless unable wind-force size of adjusting according to the motor temperature condition, when motor temperature is just normal, unable wind-force of turning down, when motor temperature uprises, unable wind-force of turning up, do not set up dust collector, when motor operation, the dust gets into inside and piles up too much and can influence radiating problem.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a small-size motor heat radiation structure, which comprises a motor, the output fixedly connected with output shaft of motor, output shaft one end fixedly connected with rear axle is kept away from to the motor, fixed cover has been cup jointed on the rear axle, both ends all are provided with the fan blade about the fixed cover, the fan blade all with fixed cover fixed connection, output shaft one side shell joint is kept away from to the motor has first fan housing, keep away from first empty leaf of output shaft one end inside wall fixedly connected with and first real leaf on the first fan housing.

As an optimized technical scheme of the utility model, first empty leaf is the same with first real leaf size shape, first empty leaf is interval distribution in turn with first real leaf.

As an optimized technical scheme of the utility model, first fan housing has the rubber circle with motor housing joint department bonding.

As a preferred technical scheme of the utility model, first fan housing is kept away from output one side and has been seted up the spout, the spout is the ring form, the spout internal rotation is connected with the second fan housing.

As a preferred technical scheme of the utility model, inside groove and inside groove joint have been seted up to the inside lateral wall of second fan housing has the rand, the rand has the rubber pad with inside groove joint department bonding, rand inner wall fixedly connected with dust absorption net.

As a preferred technical scheme of the utility model, the empty leaf of output shaft one end inside wall fixedly connected with second and the real leaf of second are kept away from to the second fan housing, the empty leaf of second is the same with the real leaf size shape of second, the empty leaf of second and the real leaf of second are interval alternate distribution.

The utility model discloses the beneficial effect who reaches is: the fan blades are arranged, the motor rotates the rear shaft to drive the fan blades to rotate, wind generated by the rotation of the fan blades dissipates heat inside the motor to the outside of the motor, the heat dissipation speed is high, the heat dissipation effect is good, the angle of the second fan cover rotatably connected to the first fan cover on the motor is set through the first fan cover and the second fan cover, when the first solid blade is opposite to the second solid blade, the wind power blown to the outside of the motor by the fan blades is maximum, when the first solid blade is completely deviated from the second solid blade, the wind power blown to the outside of the motor by the fan blades is minimum, the wind power can be adjusted according to the temperature condition of the motor, when the temperature of the motor is normal, the wind power can be increased, when the temperature of the motor is increased, the wind power can be reduced, and through the arrangement of the dust collection net, external dust enters the second fan cover and is adsorbed on the dust collection net, so that the heat dissipation is, first fan housing and motor housing joint are more firm, difficult skew.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic front view structure of the present invention;

fig. 2 is a schematic structural view of a first fan housing of the present invention;

fig. 3 is a schematic structural view of a second fan housing of the present invention;

fig. 4 is an enlarged schematic view of the structure at a of the present invention.

In the figure: 1. a motor; 2. a rear axle; 3. an output shaft; 4. fixing a sleeve; 5. a fan blade; 6. a rubber ring; 7. a first fan housing; 8. a second fan housing; 9. a dust collection net; 10. a collar; 11. a rubber pad; 12. a first empty leaf; 13. a first solid leaf; 14. a chute; 15. a second empty leaf; 16. second, solid leaves.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-4, the utility model relates to a small-size motor heat radiation structure, including motor 1, motor 1's output fixedly connected with output shaft 3, motor 1 keeps away from output shaft 3 one end fixedly connected with rear axle 2, has cup jointed fixed cover 4 on the rear axle 2, and both ends all are provided with fan blade 5 about fixed cover 4, and fan blade 5 all with fixed cover 4 fixed connection, motor 1 keep away from output shaft 3 one side shell joint and have first fan housing 7, keep away from output shaft 3 one end inside wall fixedly connected with first sky leaf 12 and first real leaf 13 on first fan housing 7.

The first hollow blades 12 and the first solid blades 13 are the same in size and shape, the first hollow blades 12 and the first solid blades 13 are alternately distributed at intervals, the inner side wall of one end, away from the output shaft 3, of the second fan cover 8 is fixedly connected with the second hollow blades 15 and the second solid blades 16, the second hollow blades 15 and the second solid blades 16 are the same in size and shape, the second hollow blades 15 and the second solid blades 16 are alternately distributed at intervals, the angle of the second fan cover 8 rotatably connected to the first fan cover 7 on the motor 1 is adjusted, when the first solid blades 13 are opposite to the second solid blades 16, the wind force blown to the outside of the motor 1 by the fan blades 5 is the largest, when the positions of the first solid blades 13 and the second solid blades 16 are completely deviated, the wind force blown to the outside of the motor 1 by the fan blades 5 is the smallest, a rubber ring 11 is adhered to the joint of the first fan cover 7 and the shell of the motor 1, the joint is more stable and less prone to deviation, a chute 14 is formed in one side, the chute 14 is circular, and the 14 internal rotations in chute are connected with second fan housing 8, conveniently rotate second fan housing 8 angle regulation, and the inside lateral wall of second fan housing 8 has been seted up the inside groove and the inside groove joint has rand 10, and rand 10 and inside groove joint department bonding have a rubber pad 6, and rand 10 inner wall fixedly connected with dust absorption net 9, and outside dust gets into second fan housing 8, is adsorbed on dust absorption net 9, avoids the dust to pile up in motor 1 inside and influences the heat dissipation.

Specifically, when the motor 1 is used, the inner rotor drives the rear shaft 2 to rotate, the rear shaft 2 drives the fan blade 5 to rotate, the heat inside the motor 1 is dissipated to the outside of the motor 1 by the wind generated by the rotation of the fan blade 5, the wind blowing from the fan blade 5 to the outside of the motor 1 is the largest when the first solid blade 13 is opposite to the second solid blade 16 by adjusting the angle of the second fan housing 8 rotatably connected to the first fan housing 7 on the motor 1, the wind blowing from the fan blade 5 to the outside of the motor 1 is the smallest when the first solid blade 13 is completely deviated from the second solid blade 16, when the motor 1 is operated, the outside dust enters the second fan housing 8 and is adsorbed on the dust collection net 9, so that the dust is prevented from being accumulated inside the motor 1 to affect heat dissipation, when the dust collection net 9 needs to be replaced, the first fan housing 7 clamped on the motor 1 is taken down, the clamping ring 10 clamped in the second fan housing 8 is taken out for replacement, the device has good practicability and popularization, and is convenient to popularize and use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a small-size motor heat radiation structure, a serial communication port, including motor (1), the output fixedly connected with output shaft (3) of motor (1), output shaft (3) one end fixedly connected with rear axle (2) are kept away from in motor (1), fixed cover (4) have been cup jointed on rear axle (2), both ends all are provided with fan blade (5) about fixed cover (4), fan blade (5) all with fixed cover (4) fixed connection, output shaft (3) one side shell joint is kept away from in motor (1) has first fan housing (7), keep away from first sky leaf (12) and first real leaf (13) of output shaft (3) one end inside wall fixedly connected with on first fan housing (7).

2. The heat dissipating structure of a small-sized motor according to claim 1, wherein: the first hollow leaves (12) and the first solid leaves (13) are the same in size and shape, and the first hollow leaves (12) and the first solid leaves (13) are alternately distributed at intervals.

3. The heat dissipating structure of a small-sized motor according to claim 1, wherein: and a rubber ring (11) is bonded at the joint of the first fan cover (7) and the shell of the motor (1).

4. The heat dissipating structure of a small-sized motor according to claim 1, wherein: a sliding groove (14) is formed in one side, away from the output shaft (3), of the first fan cover (7), the sliding groove (14) is annular, and a second fan cover (8) is connected to the sliding groove (14) in a rotating mode.

5. The heat dissipating structure of a small-sized motor according to claim 4, wherein: an inner groove is formed in the side wall of the inner portion of the second fan cover (8), a clamping ring (10) is clamped in the inner groove, a rubber pad (6) is bonded at the clamping position of the clamping ring (10) and the inner groove, and a dust collection net (9) is fixedly connected to the inner wall of the clamping ring (10).

6. The heat dissipating structure of a small-sized motor according to claim 4, wherein: the inner side wall of one end, far away from the output shaft (3), of the second fan cover (8) is fixedly connected with second hollow blades (15) and second solid blades (16), the second hollow blades (15) and the second solid blades (16) are identical in size and shape, and the second hollow blades (15) and the second solid blades (16) are alternately distributed at intervals.