CN218920155U

CN218920155U - Damping rotor and permanent magnet motor

Info

Publication number: CN218920155U
Application number: CN202222552360.5U
Authority: CN
Inventors: 周剑; 卓永贤; 鲍祥翔
Original assignee: Zhejiang Zhonglong Electromotor Stock Co ltd
Current assignee: Zhejiang Zhonglong Electromotor Stock Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-04-25
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a damping rotor and a permanent magnet motor, and particularly relates to the technical field of motors, which comprises a motor body, wherein two protection plates are sleeved outside the output end of the motor body, one sides of the two protection plates, which are close to the output end of the motor body, are respectively provided with a protection groove in a penetrating way, one sides of the protection grooves, which are far away from the output end of the motor body, are respectively provided with a buffer plate, one sides of the protection plates, which are close to the buffer plates, are fixedly provided with a plurality of telescopic rods, and the telescopic rods are uniformly arranged at intervals. According to the utility model, the two protection plates and the two buffer plates are sleeved outside the output end of the motor body, so that the damage to the output end of the motor body caused by external impact can be avoided, and meanwhile, the buffer plates can buffer the external impact step by means of the resilience force of the spring and the elasticity of the telescopic rod, so that the impact force is prevented from directly acting on the output end of the motor body, and the protection performance of the output end of the motor body can be more effectively improved.

Description

Damping rotor and permanent magnet motor

Technical Field

The utility model relates to the technical field of motors, in particular to a damping rotor and a permanent magnet motor.

Background

The permanent magnet motor runs reliably; the volume is small, and the weight is light; the loss is small, and the efficiency is high; the motor has the remarkable advantages of flexible and various shapes and sizes, and the like, so that the motor has extremely wide application range, almost extends to various fields of aerospace, national defense, industry and agriculture, production and daily life, is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law, and is a driving device commonly used in the prior art. Generally, an electric machine includes a stator and a rotor, which rotates relative to the stator by a torque generated by an electromagnetic field.

The output end of the existing permanent magnet motor is always exposed to the outside when not in use, and the external impact can damage the output end of the permanent magnet motor, distort or deform the output end of the permanent magnet motor, and further influence the subsequent use of the permanent magnet motor, so that in order to improve the protection performance of the permanent magnet motor, a damping rotor and the permanent magnet motor are needed.

Disclosure of Invention

In order to overcome the defects in the prior art, the damping rotor and the permanent magnet motor provided by the utility model are characterized in that the two protection plates and the two buffer plates are sleeved outside the output end of the motor body, so that the damage to the output end of the motor body caused by external impact can be avoided, and meanwhile, the buffer plates can buffer the external impact force step by means of the resilience force of the spring and the elasticity of the telescopic rod, so that the impact force is prevented from directly acting on the output end of the motor body, and the protection performance of the output end of the motor body can be effectively improved, so that the problems in the background art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the permanent magnet motor comprises a motor body, motor body output outside cover is equipped with two guard plates, and two guard plates are close to one side that motor body output was all run through and have been seted up the guard groove, one side that motor body output was kept away from to the guard groove all is equipped with the buffer board, the guard plate is close to one side that the buffer board is fixed to be equipped with a plurality of telescopic links, even interval sets up between a plurality of telescopic links, the one end and the buffer board fixed connection of guard plate are kept away from to the telescopic link, the one end outside cover that the telescopic link is close to the buffer board is equipped with the spring, locates motor body output outside through two guard plates and two buffer board covers to this can avoid external impact to cause the damage to motor body output, and buffer board can cushion step by step external impact force simultaneously with the resilience of spring, avoids impact force directly to act on motor body output, can more effectually improve the barrier to motor body output.

In a preferred embodiment, the front end of the protection plate is fixedly provided with a movable plate, the rear side of the bottom end of the movable plate is fixedly provided with a fixed shaft, the rear end of the fixed shaft is movably connected with the front side of the bottom end of the motor body through a bearing, and through the arrangement of the fixed shaft, a user can conveniently install and position the movable plate, and meanwhile, the movable plate can be conveniently adjusted to rotate around the fixed shaft.

In a preferred embodiment, the side that two fly leaves on top all is fixed and is equipped with the mounting panel, and one side that two mounting panels kept away from mutually is equipped with fastening bolt and fastening nut respectively, fastening bolt runs through two mounting panels in proper order and extends to fastening nut one side, fastening nut cover is located fastening bolt outside, fastening bolt and fastening nut threaded connection, with the help of the setting of fly leaf, the user of being convenient for drives guard plate and buffer plate and adjusts the motion, and fastening bolt and fastening nut's cooperation, then the user of being convenient for fixes spacing to two guard plates, ensures guard plate and motor body output's joint strength and connection stability.

In a preferred embodiment, two locating plates are fixedly arranged on two sides of the bottom end of the motor body, the two locating plates are symmetrically arranged around the central axis of the motor body, the section of the motor body is L-shaped, locating holes are formed in the bottom end of the motor body in a penetrating mode, and through the arrangement of the locating holes on the locating plates, a user can conveniently and fixedly install the motor body, and convenience in installation of the user is improved.

In a preferred embodiment, a plurality of cooling fins are fixedly arranged outside the motor body, the cooling fins are uniformly arranged at intervals, and the cooling performance of the motor body can be improved through the arrangement of the cooling fins, so that the motor body is prevented from damaging internal electronic components due to overheating.

The utility model also comprises a damping rotor arranged in the permanent magnet motor, and the damping rotor comprises a rotating shaft, a rotor iron core and a plurality of magnetic shoes, wherein the rotor iron core is arranged outside the rotating shaft, the plurality of magnetic shoes are arranged outside the rotor iron core, damping sheets are arranged between the rotating shaft and the rotor iron core, the damping sheets are arranged outside the rotating shaft, the rotor iron core is arranged outside the damping sheets, and the damping effect of the rotating shaft can be preferentially improved through the arrangement of the damping sheets.

The utility model has the technical effects and advantages that:

according to the utility model, by means of the cooperation of the fastening bolts and the fastening nuts, the two protection plates and the two buffer plates can be sleeved outside the output end of the motor body, so that the damage to the output end of the motor body caused by external impact can be avoided, meanwhile, the buffer plates can buffer the external impact step by means of the resilience force of the springs and the elasticity of the telescopic rods, the impact force is prevented from directly acting on the output end of the motor body, the protection performance of the output end of the motor body can be effectively improved, when the protection plates are unfolded, the movable plates can be rotated to be parallel to the bottom end of the motor body, and secondary fixing and limiting are performed by means of the mounting plates, so that the stability of the motor body is ensured.

Drawings

FIG. 1 is a front elevational view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the adjustment of a fly leaf according to the present utility model;

FIG. 3 is a rear view of the fender of the utility model;

FIG. 4 is an exploded view of the fender of the utility model;

fig. 5 is a front view of the spindle of the present utility model.

The reference numerals are: 1. a motor body; 2. a protection plate; 3. a protective groove; 4. a buffer plate; 5. a telescopic rod; 6. a spring; 7. a movable plate; 8. a fixed shaft; 9. a mounting plate; 10. a fastening bolt; 11. a fastening nut; 12. a positioning plate; 13. positioning holes; 14. a heat sink; 15. a rotating shaft; 16. a rotor core; 17. a magnetic shoe; 18. and a shock absorbing sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to the accompanying drawings 1-5 of the specification, the permanent magnet motor provided by the utility model comprises a motor body 1, two protection plates 2 are sleeved outside the output end of the motor body 1, one sides of the two protection plates 2 close to the output end of the motor body 1 are respectively provided with a protection groove 3 in a penetrating mode, one sides of the protection grooves 3 far away from the output end of the motor body 1 are respectively provided with a buffer plate 4, one sides of the protection plates 2 close to the buffer plates 4 are fixedly provided with a plurality of telescopic rods 5, the telescopic rods 5 are uniformly arranged at intervals, one ends of the telescopic rods 5 far away from the protection plates 2 are fixedly connected with the buffer plates 4, springs 6 are sleeved outside one ends of the telescopic rods 5 close to the buffer plates 4, and therefore the two protection plates 2 and the two buffer plates 4 are sleeved outside the output end of the motor body 1, damage to the output end of the motor body 1 caused by external impact can be avoided, meanwhile, the buffer plates 4 can buffer the external impact force step by means of resilience of the springs 6 and the elasticity of the telescopic rods 5, the impact force is prevented from directly acting on the output end of the motor body 1 step, and the protection performance to the output end of the motor body 1 can be effectively improved.

The movable plate 7 is fixedly arranged at the front end of the protection plate 2, the fixed shaft 8 is fixedly arranged at the rear side of the bottom end of the movable plate 7, the rear end of the fixed shaft 8 is movably connected with the front side of the bottom end of the motor body 1 through a bearing, and through the arrangement of the fixed shaft 8, a user can conveniently install and position the movable plate 7, and meanwhile, the movable plate 7 can be conveniently adjusted to rotate by taking the fixed shaft 8 as a center.

The mounting plates 9 are fixedly arranged on one sides, away from each other, of the top ends of the two movable plates 7, the fastening bolts 10 and the fastening nuts 11 are respectively arranged on one sides, away from each other, of the two mounting plates 9, the fastening bolts 10 sequentially penetrate through the two mounting plates 9 and extend to one side of each fastening nut 11, the fastening nuts 11 are sleeved outside the fastening bolts 10, the fastening bolts 10 are in threaded connection with the fastening nuts 11, the movable plates 7 are arranged, a user is convenient to drive the protection plates 2 and the buffer plates 4 to carry out adjusting movement, the fastening bolts 10 and the fastening nuts 11 are matched, the user is convenient to fix and limit the two protection plates 2, and the connection strength and the connection stability of the protection plates 2 and the output ends of the motor body 1 are guaranteed.

Two locating plates 12 are fixedly arranged on two sides of the bottom end of the motor body 1, the two locating plates 12 are symmetrically arranged around the central axis of the motor body 1, the section of the motor body 1 is L-shaped, locating holes 13 are formed in the bottom end of the motor body 1 in a penetrating mode, and users can conveniently and fixedly install the motor body 1 through the arrangement of the locating holes 13 on the locating plates 12, so that convenience in installation of the users is improved.

The motor body 1 is externally fixed with a plurality of cooling fins 14, the cooling fins 14 are uniformly arranged at intervals, and the cooling performance of the motor body 1 can be improved through the arrangement of the cooling fins 14, so that the motor body 1 is prevented from damaging internal electronic components due to overheating.

Through the cooperation with fastening nut 11 with the help of fastening bolt 10, can locate motor body 1 output outside with two guard plates 2 and two buffer board 4 cover to this can avoid external impact to cause the damage to motor body 1 output, buffer board 4 can cushion step by step external impact force with the resilience of spring 6 and telescopic link 5 simultaneously, avoid impact force directly to act on motor body 1 output, can more effectually improve the barrier propterty to motor body 1 output from this, and when expanding guard plate 2, can rotate fly leaf 7 and motor body 1 bottom and parallel to carry out the secondary fixed spacing with the help of mounting panel 9, ensure motor body 1's stability.

Referring to fig. 5 of the specification, the utility model provides a damping rotor, which comprises a rotating shaft 15, a rotor core 16 and a plurality of magnetic shoes 17, wherein the rotor core 16 is arranged outside the rotating shaft 15, the plurality of magnetic shoes 17 are arranged outside the rotor core 16, a damping sheet 18 is arranged between the rotating shaft 15 and the rotor core 16, the damping sheet 18 is arranged outside the rotating shaft 15, the rotor core 16 is arranged outside the damping sheet 18, and the damping effect of the rotating shaft 15 can be preferentially played through the arrangement of the damping sheet 18.

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. Permanent magnet motor, including motor body (1), its characterized in that: the motor body (1) output outside cover is equipped with two guard plates (2), and two guard plates (2) are close to one side of motor body (1) output and all run through and have offered guard groove (3), guard groove (3) are kept away from one side of motor body (1) output and all are equipped with buffer board (4), guard plate (2) are close to one side of buffer board (4) and are fixed a plurality of telescopic links (5), evenly spaced between a plurality of telescopic links (5) set up, one end that guard plate (2) was kept away from to telescopic link (5) and buffer board (4) fixed connection, one end outside cover that telescopic link (5) are close to buffer board (4) is equipped with spring (6).

2. A permanent magnet motor according to claim 1, wherein: the motor is characterized in that a movable plate (7) is fixedly arranged at the front end of the protection plate (2), a fixed shaft (8) is fixedly arranged at the rear side of the bottom end of the movable plate (7), and the rear end of the fixed shaft (8) is movably connected with the front side of the bottom end of the motor body (1) through a bearing.

3. A permanent magnet motor according to claim 2, wherein: one side that two fly leaves (7) top kept away from mutually is all fixed and is equipped with mounting panel (9), and one side that two mounting panels (9) kept away from mutually is equipped with fastening bolt (10) and fastening nut (11) respectively, fastening bolt (10) run through two mounting panels (9) in proper order and extend to fastening nut (11) one side, fastening nut (11) cover is located fastening bolt (10) outside, fastening bolt (10) and fastening nut (11) threaded connection.

4. A permanent magnet motor according to claim 2, wherein: two locating plates (12) are fixedly arranged on two sides of the bottom end of the motor body (1), the two locating plates (12) are arranged symmetrically around the central axis of the motor body (1), the section of the motor body (1) is L-shaped, and locating holes (13) are formed in the bottom end of the motor body (1) in a penetrating mode.

5. A permanent magnet motor according to claim 2, wherein: the motor is characterized in that a plurality of radiating fins (14) are fixedly arranged outside the motor body (1), and the radiating fins (14) are uniformly arranged at intervals.

6. A damped rotor for a permanent magnet motor according to any one of claims 1-5, characterized in that: including pivot (15), rotor core (16) and a plurality of magnetic shoe (17), rotor core (16) are located pivot (15) outside, and rotor core (16) are located to a plurality of magnetic shoe (17) outside, be equipped with shock attenuation piece (18) between pivot (15) and rotor core (16), shock attenuation piece (18) are located pivot (15) outside, rotor core (16) are located shock attenuation piece (18) outside.