CN218549642U

CN218549642U - Join in marriage and subtract special motor

Info

Publication number: CN218549642U
Application number: CN202222187535.7U
Authority: CN
Inventors: 谭艳明
Original assignee: Huilong Motor Co ltd
Current assignee: Huilong Motor Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-02-28
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses a motor special for matching and reducing, belonging to the field of motors, which comprises a rotating shaft, a power part, a heat dissipation part and a protective shell, wherein one end of the rotating shaft is an output end, and the other end of the rotating shaft is a self-supply end; the power part comprises a rotor and a stator, the rotor is assembled at the outer side of the rotating shaft, and the stator is assembled at the outer side of the rotor; the heat dissipation part comprises a heat dissipation fan, and the heat dissipation fan is assembled at the self-supply end of the rotating shaft; the protective shell comprises a motor shell and a rear cover, the motor shell is assembled on the outer side of the stator, the output end and the self-supply end of the rotating shaft extend to the outer side of the motor shell, and the rear cover is fixedly connected to one end, close to the cooling fan, of the motor shell; it can realize, drives radiator fan through the kinetic energy that produces when utilizing the pivot to rotate and rotates to utilize the bearing to reduce the friction heat energy that the pivot produced with the motor casing when rotating, effectual reduction motor operating temperature, and simple structure, manufacturing cost is less.

Description

Join in marriage and subtract special motor

Technical Field

The utility model relates to a motor field, more specifically say, relate to a join in marriage and subtract special motor.

Background

The motor special for matching reduction is a motor specially connected with a speed reducer for matching use, can generate a large amount of heat energy in a working project, and is generally provided with a cooling mechanism for controlling the operating temperature of the motor in order to reduce the probability of damage caused by more heat energy;

through patent retrieval, the Chinese patent with publication number CN208158341U discloses a high-efficiency cooling motor, a radiator is further arranged in the middle of a water inlet of the device and a pipeline outlet of the motor, and the section of the pipeline is rectangular, so that the device has the advantage of better heat dissipation effect;

however, in order to achieve the purpose of cooling, more accessories need to be added to the original motor structure, so that the complexity of the motor structure is increased, and the improved production cost is higher.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a join in marriage and subtract special motor, it can realize that the kinetic energy that produces when utilizing the pivot to rotate drives radiator fan and rotates to utilize the bearing to reduce the pivot and the friction heat energy that the motor casing produced when rotating, effectual reduction motor operating temperature, and simple structure, manufacturing cost is less.

2. Technical scheme

In order to solve the problem, the utility model adopts the following technical proposal.

A motor special for matching reduction comprises a rotating shaft, a power part, a heat dissipation part and a protective shell, wherein one end of the rotating shaft is an output end, and the other end of the rotating shaft is a self-supply end;

the power part comprises a rotor and a stator, the rotor is assembled on the outer side of the rotating shaft, and the stator is assembled on the outer side of the rotor;

the heat dissipation part comprises a heat dissipation fan, and the heat dissipation fan is assembled at the self-supply end of the rotating shaft;

the protective shell comprises a motor shell and a rear cover, the motor shell is assembled on the outer side of the stator, the output end and the self-supply end of the rotating shaft extend to the outer side of the motor shell, the rear cover is fixedly connected to one end, close to the heat dissipation fan, of the motor shell, the heat dissipation fan is located inside the rear cover, and a plurality of ventilation holes are formed in one side, far away from the motor shell, of the rear cover;

and the joints of the rotating shaft and the two ends of the motor shell are respectively provided with a front bearing and a rear bearing.

Furthermore, a filter screen is arranged inside the ventilation hole.

Furthermore, the inside of back shroud rotates and is connected with the cleaning member, the cleaning member passes through the variable speed subassembly and links to each other with the confession end of pivot.

Further, speed change unit is including first cogged wheel, second cogged wheel and rodent circle all rotate the inside of connecting at the back cover, first rodent wheel fixed connection is served from the confession in the pivot, just first cogged wheel, second cogged wheel and rodent circle mesh in proper order and connect, the diameter of first cogged wheel, second cogged wheel and rodent ring increases in proper order, one side of motor casing is kept away from at the rodent ring to cleaning member fixed connection.

Furthermore, the first and second meshing gears and the meshing gear ring are all provided with vent grooves.

Furthermore, the cleaning piece is including three sole boards, three sole boards pass through the elastic component and the rodent circle links to each other, just the elastic component is located between two adjacent air ducts, three sole boards are kept away from one side fixedly connected with tripod cleaning part who nibbles the ring gear, tripod cleaning part's material is any one in brush and the sponge.

Furthermore, the structure of the three foot plates and the structure of the three foot cleaning part are both Y-shaped.

Further, the elastic component is including the leading truck, leading truck fixed connection is in one side that nibbles the ring gear and is close to the filter screen, the inside setting of leading truck removes the frame, remove the frame and slide along the axis direction of pivot, just the one end of removing the frame extends to the outside and the tripod of leading truck and links to each other, the inside one side of keeping away from the removal frame of leading truck and the one side of removing the frame and keeping away from the three footboards of removal frame are the first magnetite of fixedly connected with and second magnetite respectively, first magnetite and second magnetite magnetism mutual exclusion.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) This scheme drives radiator fan through the kinetic energy that produces when utilizing the pivot to rotate, carries out the forced air cooling to power portion, can its operating temperature of effectual reduction, and need not set up extra electrical equipment, and the incremental cost is less, simple structure, and manufacturing cost is less.

(2) This scheme reduces the coefficient of rotational friction between pivot and the motor casing through setting up front bearing and rear bearing, reduces the pivot and the friction heat energy that the motor casing produced when rotating to reduce the operating temperature of device.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a schematic structural view of the self-cleaning assembly of the present invention;

FIG. 4 is a schematic view of an inverted structure of the self-cleaning assembly of the present invention;

fig. 5 is a schematic view of the sectioning structure of the elastic member of the present invention.

The reference numbers in the figures illustrate:

1. a rotating shaft; 2. a rotor; 3. a stator; 4. a motor housing; 5. a heat-dissipating fan; 6. a rear cover; 7. a front bearing; 8. a rear bearing; 9. a ventilation hole; 10. a first toothed wheel; 11. a second toothed wheel; 12. meshing the gear ring; 13. a vent channel; 14. three foot plates; 15. a three-foot cleaning part; 16. a guide frame; 17. a movable frame; 18. a first magnet; 19. a second magnet.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Example 1:

referring to fig. 1-5, a motor specially used for mass production includes a rotating shaft 1, a power part, a heat dissipation part and a protective casing;

wherein, the one end of pivot 1 is the output for link to each other with the speed reducer, for the speed reducer provides kinetic energy, the other end of pivot 1 is for supplying the end certainly, is used for providing kinetic energy for the radiating part.

Wherein, power portion is including rotor 2 and stator 3, and rotor 2 assembles in the outside of pivot 1, and stator 3 assembles in the outside of rotor 2, and the back of switching on power portion can produce magnetic field and drive pivot 1 and rotate, provides kinetic energy for pivot 1.

Wherein, the radiating part is including radiator fan 5, and radiator fan 5 assembles the end of supplying certainly in pivot 1 for kinetic energy when utilizing pivot 1 to rotate rotates, can push the air to power portion when it rotates, forms wind-force and cools down power portion, reduces power portion because the probability of high temperature damage.

The protective shell comprises a motor shell 4 and a rear cover 6, the motor shell 4 is assembled on the outer side of the stator 3, the output end and the self-supply end of the rotating shaft 1 both extend to the outer side of the motor shell 4, the rear cover 6 is fixedly connected to one end, close to the cooling fan 5, of the motor shell 4, the cooling fan 5 is located inside the rear cover 6, and a plurality of ventilation holes 9 are formed in one side, far away from the motor shell 4, of the rear cover 6;

at this moment, through

motor casing

4 and 6 can effectual isolated rotor 2, stator 3 and radiator fan 5 and external direct contact of back shroud, can effectually protect rotor 2, stator 3 and radiator fan 5.

For the life of further extension device, the junction at pivot 1 and motor casing 4 both ends is equipped with front bearing 7 and rear bearing 8 respectively, can effectually reduce the coefficient of friction between pivot 1 and the motor casing 4 through front bearing 7 and rear bearing 8, and the frictional heat that produces with motor casing 4 when reducing pivot 1 and rotating.

When in use: after the power part is electrified, a magnetic field can be generated to drive the rotating shaft 1 to rotate, the rotating shaft 1 can drive the cooling fan 5 to rotate when rotating, and the cooling fan 5 can push air to the power part when rotating, so that wind power is formed to cool the power part, and the probability of damage of the power part due to high temperature is reduced;

meanwhile, the friction coefficient between the rotating shaft 1 and the motor shell 4 can be effectively reduced through the front bearing 7 and the rear bearing 8, and the friction heat generated by the rotating shaft 1 and the motor shell 4 during rotation is reduced;

meanwhile, in order to reduce dust entering the inside of the device through the ventilation holes 9, a filter screen is arranged inside the ventilation holes 9 to filter the dust.

To sum up, the utility model discloses a kinetic energy that produces when utilizing pivot 1 to rotate drives radiator fan 5 and rotates, carries out the forced air cooling to power portion, can effectually reduce its operating temperature, and need not set up extra electrical equipment, and the incremental cost is less, moreover, the steam generator is simple in structure, and manufacturing cost is less, and reduce the coefficient of friction of rotation between pivot 1 and the motor casing 4 through setting up front bearing 7 and rear bearing 8, reduce the friction heat energy that pivot 1 produced with motor casing 4 when rotating, thereby reducing the operating temperature of device.

Example 2:

referring to fig. 2-5, the difference between the present embodiment and embodiment 1 is that a self-cleaning assembly is added on the basis of embodiment 1 to filter dust adhered to the air exchange holes 9, which specifically includes:

the cleaning piece is rotatably connected inside the rear cover 6 and is connected with the self-supply end of the rotating shaft 1 through the speed change assembly, when the rotating shaft 1 rotates, the cleaning piece can be driven to rotate through the speed change assembly, dust on the filter screen is cleaned, the dust adhered to the filter screen is prevented from blocking the air exchange hole 9, and the cooling effect of the cooling fan 5 is ensured;

meanwhile, a rotating speed difference is formed through the speed changing assembly, and the rotating speed of the cleaning piece is reduced, so that the running stability of the cleaning piece is ensured.

Referring to fig. 3, the speed changing assembly includes a first gear wheel 10, a second gear wheel 11 and a gear ring 12, the second gear wheel 11 and the gear ring 12 are rotatably connected inside the rear cover 6, the first gear wheel 10 is fixedly connected to the self-supplying end of the rotating shaft 1, the first gear wheel 10, the second gear wheel 11 and the gear ring 12 are sequentially engaged, the diameters of the first gear wheel 10, the second gear wheel 11 and the gear ring 12 are sequentially increased, and the cleaning member is fixedly connected to one side of the gear ring 12 away from the motor housing 4;

at this moment, can drive first cogged wheel 10 and rotate when pivot 1 rotates, can drive meshing ring gear 12 through second cogged wheel 11 and rotate when first cogged wheel 10 rotates to reduce its rotational speed through the diameter difference of first cogged wheel 10, second cogged wheel 11 and meshing ring gear 12, can drive the cleaning member and rotate together when meshing ring gear 12 rotates, reach the purpose of adjusting the rotational speed and transmitting kinetic energy.

Meanwhile, in order to reduce the obstruction of the air circulating inside the rear cover 6 by the first toothed gear 10, the second toothed gear 11 and the toothed ring 12, the vent grooves 13 are formed in the first toothed gear 10, the second toothed gear 11 and the toothed ring 12, and the vent grooves 13 are through grooves or through holes which are communicated with one another, so that the flow area of the air can be increased.

Further, as shown in fig. 3-4, the cleaning member includes three leg plates 14, the three leg plates 14 are connected with the meshing gear ring 12 through elastic members, the elastic members are located between two adjacent air grooves 13, one side of the three leg plates 14 far away from the meshing gear ring 12 is fixedly connected with a three leg cleaning portion 15, the elastic members can drive the three leg plates 14 and the three leg cleaning portion 15 to move towards the direction close to the filter screen all the time, so that the three leg cleaning portion 15 can be attached to the filter screen all the time, and the basic cleaning performance of the cleaning member is ensured;

meanwhile, in order to ensure the cleaning performance of the tripod cleaning part 15, the tripod cleaning part 15 is preferably made of any one of a brush and a sponge, has good deformation performance, and can automatically extend into the ventilating hole 9 to contact with the filter screen, thereby having good cleaning performance.

Similarly, in order to ensure the air circulation performance inside the rear cover 6, the tripod 14 and the tripod cleaning part 15 are both formed in a substantially Y-shape, and can have good stability and cleaning performance by virtue of their structural arrangement, and can be exposed to a large space for air circulation.

Referring to fig. 4-5, the elastic member includes a guide frame 16, the guide frame 16 is fixedly connected to one side of the meshing ring gear 12 close to the filter screen, a moving frame 17 is disposed inside the guide frame 16, the moving frame 17 slides along the axial direction of the rotating shaft 1, one end of the moving frame 17 extends to the outer side of the guide frame 16 to be connected with the tripod 14, one side of the inside of the guide frame 16 far away from the moving frame 17 and one side of the moving frame 17 far away from the tripod 14 are respectively and fixedly connected with a first magnet 18 and a second magnet 19, and the first magnet 18 and the second magnet 19 are magnetically mutually exclusive;

at this time, the first magnet 18 and the second magnet 19 are used as power sources to drive the moving frame 17 to move, so that the moving frame 17 drives the three foot plates 14 to move towards the direction close to the filter screen all the time, the service lives of the magnets are longer relative to the springs, and the service life of the elastic part can be effectively prolonged.

The foregoing is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a join in marriage and subtract special motor, includes pivot (1), power portion, radiating part and protective housing, its characterized in that: one end of the rotating shaft (1) is an output end, and the other end of the rotating shaft (1) is a self-supply end;

the power part comprises a rotor (2) and a stator (3), the rotor (2) is assembled on the outer side of the rotating shaft (1), and the stator (3) is assembled on the outer side of the rotor (2);

the heat dissipation part comprises a heat dissipation fan (5), and the heat dissipation fan (5) is assembled at the self-supply end of the rotating shaft (1);

the protective shell comprises a motor shell (4) and a rear cover (6), the motor shell (4) is assembled on the outer side of the stator (3), the output end and the self-supply end of the rotating shaft (1) both extend to the outer side of the motor shell (4), the rear cover (6) is fixedly connected to one end, close to the heat dissipation fan (5), of the motor shell (4), the heat dissipation fan (5) is located inside the rear cover (6), and a plurality of ventilation holes (9) are formed in one side, away from the motor shell (4), of the rear cover (6);

the connecting parts of the rotating shaft (1) and the two ends of the motor shell (4) are respectively provided with a front bearing (7) and a rear bearing (8).

2. The special motor for matching reduction according to claim 1, characterized in that: a filter screen is arranged in the ventilating hole (9).

3. A motor dedicated for mass production according to claim 2, wherein: the inside of back shroud (6) rotates and is connected with the cleaning member, the cleaning member passes through the variable speed subassembly and links to each other with the confession end of pivot (1) certainly.

4. A motor dedicated for downsizing according to claim 3, wherein: speed change unit is including first cog wheel (10), second cog wheel (11) and rodent circle (12) are all rotated and are connected in the inside of back shroud (6), first cog wheel (10) fixed connection is served in the confession of pivot (1), just first cog wheel (10), second cog wheel (11) and rodent circle (12) mesh in proper order and connect, the diameter of first cog wheel (10), second cog wheel (11) and rodent circle (12) increases in proper order, one side of motor casing (4) is kept away from in cleaning member fixed connection nibble ring (12).

5. The special motor for matching reduction according to claim 4, characterized in that: and vent grooves (13) are formed in the first meshing gear (10), the second meshing gear (11) and the meshing ring (12).

6. A motor specially used for matching reduction according to claim 5, characterized in that: the cleaning piece is including tripod board (14), tripod board (14) link to each other with nibbling ring gear (12) through the elastic component, just the elastic component is located between two adjacent air channel (13), one side fixedly connected with tripod cleaning part (15) of nibbling ring gear (12) are kept away from in tripod board (14), the material of tripod cleaning part (15) is any one in brush and the sponge.

7. The motor special for matching reduction according to claim 6, wherein: the three-foot plate (14) and the three-foot cleaning part (15) are Y-shaped.

8. The motor special for matching reduction according to claim 6, wherein: the elastic component is including leading truck (16), leading truck (16) fixed connection is in the one side that meshes ring gear (12) and be close to the filter screen, the inside of leading truck (16) sets up removes frame (17), remove frame (17) and slide along the axis direction of pivot (1), just the one end that removes frame (17) extends to the outside and three sole boards (14) of leading truck (16) and link to each other, one side that removes frame (17) was kept away from to leading truck (16) inside and one side that three sole boards (14) were kept away from in removal frame (17) are fixedly connected with first magnetite (18) and second magnetite (19) respectively, first magnetite (18) and second magnetite (19) magnetism mutual exclusion.