CN218335578U

CN218335578U - Multipurpose motor structure

Info

Publication number: CN218335578U
Application number: CN202221306048.1U
Authority: CN
Inventors: 刘龙波
Original assignee: A BETTER ELECTRICAL MANUFACTURING (SHENZHEN) CO LTD
Current assignee: A BETTER ELECTRICAL MANUFACTURING (SHENZHEN) CO LTD
Priority date: 2022-05-28
Filing date: 2022-05-28
Publication date: 2023-01-17
Anticipated expiration: 2032-05-28

Abstract

The utility model relates to the technical field of motors, and discloses a multipurpose motor structure, which comprises a main body mechanism, an internal mechanism, a vibration damping mechanism and a heat dissipation mechanism, wherein the internal mechanism is positioned inside the main body mechanism; the vibration reduction mechanism comprises a graphite meson and a spring, the graphite meson is located behind the internal mechanism, and the spring is fixedly installed in the middle of the graphite meson. This multipurpose motor structure has solved the not good defect of dynamic property of traditional motor assembly bearing back because of the play leads to the bearing, makes the bearing produce lower vibration and noise after the motor is packed into, has promoted the holistic quality level of motor, has apparent effect in the aspect of improving noise and vibration, improves user's experience sense, has also promoted the customer and has purchased the desire to increase the sales volume, has add the spring and has made the clearance of bearing inner circle diminish, should set up the quality that has improved the motor.

Description

Multipurpose motor structure

Technical Field

The utility model relates to the technical field of electric machines, specifically be multipurpose motor structure.

Background

The motor is a driving tool commonly used, the component structure of motor is many, and the drive division in the motor passes through glue with the connection bearing and fixes, and the drive shaft is connected with the bearing inner race tight fit, and the bearing has certain play, and play size in the current motor bearing has very big influence to the dynamic behavior of bearing, and its vibrational force and noise are big, and the experience that the product used feels not good, has certain use defects.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a multipurpose motor structure to it is fixed through glue with the connection bearing to provide the drive division in the motor among the above-mentioned background art to solve, and the drive shaft is connected with bearing inner race tight fit, and there is certain play in the bearing, and play size in the current motor bearing has very big influence to the dynamic behavior of bearing, and its vibrational force and noise are big, and the experience sense of product use is not good, has certain use defect's problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the multipurpose motor structure comprises a main body mechanism, an internal mechanism, a vibration reduction mechanism and a heat dissipation mechanism, wherein the internal mechanism is positioned inside the main body mechanism, the vibration reduction mechanism is positioned behind the internal mechanism, and the heat dissipation mechanism is positioned outside the vibration reduction mechanism;

the vibration reduction mechanism comprises a graphite meson and a spring, the graphite meson is located behind the internal mechanism, and the spring is fixedly installed in the middle of the graphite meson.

Preferably, the main body mechanism includes motor housing, drive shaft, end cover, bearing cap and fan housing, drive shaft movable mounting is at motor housing's middle part, end cover fixed mounting is at motor housing's front end, bearing cap fixed mounting is at the front end of end cover, fan housing fixed mounting is in motor housing's rear end, and motor housing, end cover and fan housing protect the major structure inside, and the drive shaft steady operation of being convenient for, the bearing cap that the cooperation set up is accomodate the connection ring bearing in the motor specially and is protected.

Preferably, the inner structure includes antifriction bearing, rotor subassembly and stator module, antifriction bearing fixed mounting is in the inside of bearing cap, rotor subassembly fixed mounting is in the middle part of drive shaft outer end, stator module fixed mounting is in the outer end of rotor subassembly, antifriction bearing and drive shaft connection for the drive shaft can be realized rotating the drive work on the basis by the outrigger, and the drive shaft rotates and drives the rotor subassembly and rotate.

Preferably, heat dissipation mechanism is including installation front bezel, fan, protection outer loop and installation back plate, installation front bezel fixed mounting is at stator module's rear, protection outer loop fixed mounting is at the rear end of installation front bezel, fan movable mounting is in the inside of protection outer loop, installation back plate screw thread is installed at the rear end of protection outer loop, and at the motor rear through installing heat dissipation mechanism, can dispel the heat to the heat that the activity of internal rotor produced, installation front bezel and protection outer loop are with fan swing joint, provide a stable stress point for fan work heat dissipation, and the installation back plate of setting is further assisted heat radiation structure and is stably connected.

Preferably, the spring is the upper and lower both sides of symmetric distribution in the drive shaft, the spring is the equidistance and arranges, and the spring that a plurality of equidistance distribute has effectually reduced the influence of play to motor dynamic behavior between the motor inner bearing.

Preferably, the driving shaft is fixedly connected with the rolling bearing, the stator assembly is matched with the rotor assembly, the structural connection is reasonable due to the arrangement, and the using effect of the structure is improved.

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

1. the multipurpose motor structure overcomes the defect that the dynamic performance of a bearing is poor due to play after the traditional motor is assembled with the bearing, so that the bearing generates lower vibration and noise after being assembled into the motor, the integral quality level of the motor is improved, the noise and vibration are improved, the experience of a user is improved, and the purchase desire of the user is also improved to increase the sales volume;

2. the multipurpose motor structure has wide use adaptability, is suitable for any motor which causes the bearing, particularly for some application products with higher requirements on vibration and noise, and is relatively more suitable for eccentric wheels and eccentric wheel-like structural products;

3. this multipurpose motor structure through improving the dynamic behavior of motor, has add the spring and has made the clearance of bearing inner race diminish, realizes reducing the effect of vibration and noise, should set up the stability that has improved the motor performance, and the motor quality is high.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

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

FIG. 3 is an exploded perspective view of the present invention;

fig. 4 is an enlarged schematic structural diagram of a position a in fig. 2 of the present invention.

In the figure: 1. a main body mechanism; 2. an internal mechanism; 3. a vibration reduction mechanism; 4. a heat dissipation mechanism; 101. a motor housing; 102. a drive shaft; 103. an end cap; 104. a bearing cap; 105. a fan housing; 201. a rolling bearing; 202. a rotor assembly; 203. a stator assembly; 301. a graphitic meson; 302. a spring; 401. installing a front plate; 402. a fan; 403. a protective outer ring; 404. and (5) mounting the rear plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the multipurpose motor structure comprises a main body mechanism 1, an internal mechanism 2, a vibration reduction mechanism 3 and a heat dissipation mechanism 4, wherein the internal mechanism 2 is positioned inside the main body mechanism 1, the vibration reduction mechanism 3 is positioned behind the internal mechanism 2, and the heat dissipation mechanism 4 is positioned outside the vibration reduction mechanism 3;

the vibration reduction mechanism 3 comprises a graphite meson 301 and a spring 302, the graphite meson 301 is positioned behind the internal mechanism 2, and the spring 302 is fixedly arranged in the middle of the graphite meson 301; the main body mechanism 1 comprises a motor shell 101, a driving shaft 102, an end cover 103, a bearing cover 104 and a wind shield 105, the driving shaft 102 is movably arranged in the middle of the motor shell 101, the end cover 103 is fixedly arranged at the front end of the motor shell 101, the bearing cover 104 is fixedly arranged at the front end of the end cover 103, the wind shield 105 is fixedly arranged at the rear end of the motor shell 101, the main body mechanism 1 is arranged to protect an internal movable structure, the use safety and the use stability of the structure are improved, the main body structure is protected inside by the motor shell 101, the end cover 103 and the wind shield 105, the driving shaft 102 is convenient to stably work, a connecting ring bearing in the motor is specially stored and protected by the bearing cover 104 which is arranged in a matching mode, the working effect of the motor is improved, and the use is more stable;

the internal mechanism 2 comprises a rolling bearing 201, a rotor assembly 202 and a stator assembly 203, the rolling bearing 201 is fixedly arranged inside the bearing cover 104, the rotor assembly 202 is fixedly arranged in the middle of the outer end of the driving shaft 102, the stator assembly 203 is fixedly arranged at the outer end of the rotor assembly 202, the internal mechanism 2 is installed to realize the rotation of the motor, the rolling bearing 201 is connected with the driving shaft 102, so that the driving shaft 102 can realize rotation driving work on the basis of stable support, the driving shaft 102 rotates to drive the rotor assembly 202 to rotate, the normal work of the motor is realized, the rotor assembly 202 and the stator assembly 203 are mutually adaptive, the rotation effect of the motor is improved, and the use flexibility is good; the heat dissipation mechanism 4 comprises a mounting front plate 401, a fan 402, a protective outer ring 403 and a mounting rear plate 404, the mounting front plate 401 is fixedly mounted behind the stator assembly 203, the protective outer ring 403 is fixedly mounted at the rear end of the mounting front plate 401, the fan 402 is movably mounted inside the protective outer ring 403, the mounting rear plate 404 is mounted at the rear end of the protective outer ring 403 in a threaded manner, the heat dissipation mechanism 4 is mounted behind the motor and can dissipate heat generated by the movement of an internal rotor, the work of the motor can be stably and durably performed, the use safety is good, the mounting front plate 401 and the protective outer ring 403 are movably connected with each other to movably connect the fan 402, a stable stress point is provided for the work heat dissipation of the fan 402, the heat dissipation work is convenient, the mounting rear plate 404 is further used for assisting the heat dissipation structure to be stably connected, the threaded connection mode can be flexibly mounted and dismounted, and the use effect is good;

the springs 302 are symmetrically distributed on the upper side and the lower side of the driving shaft 102, the springs 302 are equidistantly distributed, and the plurality of equidistantly distributed springs 302 effectively reduce the influence of the clearance between the bearings in the motor on the dynamic performance of the motor, relieve the vibration force, reduce the noise and improve the use experience of the motor; the driving shaft 102 is fixedly connected with the rolling bearing 201, the stator assembly 203 is matched with the rotor assembly 202, the structural connection is reasonable due to the arrangement, the using effect of the structure is improved, and the driving flexibility of the motor is good.

The working principle is as follows: the device is a multipurpose motor structure, compared with the traditional motor structure, the spring 302 is added at the other end of the motor driving shaft 102 to reduce the clearance of the inner ring of the motor inner bearing, the graphite mesons 301 are arranged at the two ends of the spring 302, the wear resistance is good, the service life is long, the axial clearance of the bearing is reduced by pre-pressing the bearing end by the installed spring 302, the elastic force of the spring 302 is smaller than the axial allowable thrust of the bearing, the clearance in the bearing is extruded through the thrust action, the clearance is reduced, therefore, the vibration generated when the motor works is effectively reduced to a certain extent, the working noise is reduced, the use experience feeling of the motor is improved, the internal mechanism 2 is internally used for realizing the rotation of the motor, the rolling bearing 201 is connected with the driving shaft 102, and the driving shaft 102 can realize the rotation driving work on the basis of being stably supported, the drive shaft 102 rotates to drive the rotor assembly 202 to rotate, normal work of the motor is achieved, heat can be generated when the motor rotating structure works, the heat dissipation mechanism 4 is arranged behind the motor, heat generated by movement of an internal rotor can be dissipated, it is guaranteed that work can be stably and durably conducted, the front plate 401 and the outer protection ring 403 are installed to be movably connected with the fan 402, a stable stress point is provided for work heat dissipation of the fan 402, heat dissipation work is facilitated, the motor shell 101, the end cover 103 and the fan cover 105 protect the main body structure inside, the drive shaft 102 is convenient to stably work, the connecting ring bearing in the motor is specially stored and protected by the bearing cover 104 arranged in a matched mode, the working effect of the motor is improved, the structure is wide in application adaptability, and is suitable for any motor with a bearing, particularly for application products with high requirements on vibration and noise, and the using effect is good.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. Multipurpose motor structure, including main body mechanism (1), internal mechanism (2), damping mechanism (3) and heat dissipation mechanism (4), its characterized in that: the internal mechanism (2) is positioned inside the main body mechanism (1), the vibration reduction mechanism (3) is positioned behind the internal mechanism (2), and the heat dissipation mechanism (4) is positioned outside the vibration reduction mechanism (3);

the vibration reduction mechanism (3) comprises a graphite meson (301) and a spring (302), the graphite meson (301) is located behind the internal mechanism (2), and the spring (302) is fixedly installed in the middle of the graphite meson (301).

2. The multi-purpose motor structure according to claim 1, wherein: the main body mechanism (1) comprises a motor shell (101), a driving shaft (102), an end cover (103), a bearing cover (104) and a fan cover (105), wherein the driving shaft (102) is movably installed in the middle of the motor shell (101), the end cover (103) is fixedly installed at the front end of the motor shell (101), the bearing cover (104) is fixedly installed at the front end of the end cover (103), and the fan cover (105) is fixedly installed at the rear end of the motor shell (101).

3. The multi-purpose motor structure according to claim 2, wherein: the inner mechanism (2) comprises a rolling bearing (201), a rotor assembly (202) and a stator assembly (203), wherein the rolling bearing (201) is fixedly installed inside a bearing cover (104), the rotor assembly (202) is fixedly installed in the middle of the outer end of the driving shaft (102), and the stator assembly (203) is fixedly installed at the outer end of the rotor assembly (202).

4. The multi-purpose motor structure according to claim 3, wherein: the heat dissipation mechanism (4) comprises a mounting front plate (401), a fan (402), a protection outer ring (403) and a mounting rear plate (404), wherein the mounting front plate (401) is fixedly mounted behind the stator assembly (203), the protection outer ring (403) is fixedly mounted at the rear end of the mounting front plate (401), the fan (402) is movably mounted inside the protection outer ring (403), and the mounting rear plate (404) is mounted at the rear end of the protection outer ring (403) in a threaded manner.

5. The multi-purpose motor structure according to claim 4, wherein: the springs (302) are symmetrically distributed on the upper side and the lower side of the driving shaft (102), and the springs (302) are arranged at equal intervals.

6. The multi-purpose motor structure according to claim 5, wherein: the driving shaft (102) is fixedly connected with the rolling bearing (201), and the stator assembly (203) is matched with the rotor assembly (202).