CN114142668A

CN114142668A - Coreless permanent magnet motor

Info

Publication number: CN114142668A
Application number: CN202111354254.XA
Authority: CN
Inventors: 陈国祥
Original assignee: HANGZHOU AIVISI ELECTRONICS CO Ltd
Current assignee: HANGZHOU AIVISI ELECTRONICS CO Ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-03-04
Anticipated expiration: 2041-11-15
Also published as: CN114142668B

Abstract

The invention relates to the technical field of permanent magnet motors, in particular to a coreless permanent magnet motor. The invention aims to solve the technical problem that the existing coreless permanent magnet motor does not have multiple functions of damping fixation, cold prevention and heat dissipation. In order to solve the technical problem, the invention provides a coreless permanent magnet motor which consists of a fixed damping mechanism and a cold-proof heat dissipation mechanism, wherein the aim of firmly fixing a motor body is achieved by virtue of the threaded connection relationship between a threaded cylinder and a threaded column, and the damping spring and a first rubber pad which are arranged at the bottom of a pressing plate are matched to play a role in damping and fixing the motor body; the purpose of putting down the heat insulation cloth when the worm is rotated is achieved by means of the meshing distance of the worm and the worm wheel, the heat insulation cloth can block cold air, and the heat insulation cloth can prevent the motor body from being damaged due to the fact that the temperature is too low in winter by matching with the heat insulation property of the installation box; the purposes of ventilation and heat dissipation are achieved by starting the electric fan.

Description

Coreless permanent magnet motor

Technical Field

The invention relates to a permanent magnet motor, in particular to a coreless permanent magnet motor, and belongs to the technical field of permanent magnet motors.

Background

The permanent magnet motor adopts the permanent magnet to generate the magnetic field of the motor, does not need the excitation coil and does not need the excitation current, has high efficiency and simple structure, is a good energy-saving motor, and the coreless permanent magnet motor is a novel special motor representing the future development direction of the motor industry, adopts the coreless coil, the carbon brush, the nonmagnetic damping and the rare earth permanent magnet electric technology, but the existing coreless permanent magnet motor has a plurality of problems or defects in the using process:

the existing coreless permanent magnet motor is not provided with a corresponding fixed damping mechanism at the outside, so that the coreless permanent magnet motor is often vibrated violently when in use, and the existing coreless permanent magnet motor cannot be switched alternately in cold prevention in winter and heat dissipation in summer, and is not flexible enough.

Disclosure of Invention

The present invention is directed to solving the above problems and providing a coreless permanent magnet motor.

The invention achieves the aim through the following technical scheme, and the coreless permanent magnet motor comprises an installation box, a first bearing, a fixed damping mechanism and a cold-proof heat dissipation mechanism.

The motor comprises an installation box and is characterized in that a motor body is fixedly installed on an inner bottom plate of the installation box, an output end of the motor body penetrates through a side plate of the installation box through the first bearing in a movable mode and extends to the outside of the installation box, a top plate of the installation box penetrates through and is provided with a fixed damping mechanism, the bottom of the fixed damping mechanism is clamped with the top of the motor body, and a cold-proof heat dissipation mechanism is fixedly installed on one side, far away from the first bearing, of the inside of the installation box.

Fixed damper includes second bearing, first rubber pad, supports clamp plate, damping spring and screw thread post, the roof of install bin has a screw thread section of thick bamboo through the vertical activity of second bearing through-mounting, the screw thread post has been cup jointed to the bottom screw thread of screw thread section of thick bamboo, the bottom fixed mounting of screw thread post has the clamp plate of supporting, the bottom of supporting the clamp plate and many damping spring's top fixed connection, many damping spring's bottom all with the top fixed connection of first rubber pad, the bottom of first rubber pad is held with motor body's top looks clamp.

The cold-proof heat dissipation mechanism comprises a third bearing, a worm, heat insulation cloth, a worm wheel and an electric fan, a rotating shaft is horizontally and movably mounted between two side plates in the installation box through the two third bearings, the heat insulation cloth is wound on the outer wall of the rotating shaft, the worm wheel is fixedly sleeved on the outer wall of one side of the rotating shaft and meshed with the worm, the top plate of the installation box is vertically and movably penetrated through at the top end of the worm and extends to the outside of the installation box, and the electric fan is installed in the installation box in a penetrating mode by one side plate far away from the first bearing.

Preferably, a second rubber pad is fixedly mounted on the inner bottom plate of the mounting box, a placing groove is formed in the top of the second rubber pad, and the bottom of the motor body is fixedly mounted inside the placing groove.

Preferably, the electric fan and the heat insulation cloth are positioned on the same side.

Preferably, the bottom of the outer side end of the heat insulation cloth is fixedly provided with a mounting column.

Preferably, the inner bottom plate of the installation box is horizontally provided with a clamping groove, the installation column is positioned right above the clamping groove, and the clamping groove and the installation column are parallel to each other.

Preferably, a magnet is fixedly installed inside the clamping groove.

Preferably, a top plate of the installation box is vertically provided with a limiting cylinder in a penetrating mode, the bottom end of the limiting cylinder is movably sleeved with a limiting column, and the bottom end of the limiting column is fixedly connected with the top of the abutting plate.

Preferably, the installation box is an insulation box.

Preferably, the one end fixed mounting that the worm is located the install bin outside has the rocker, the outer wall of rocker is fixed to be cup jointed anti-skidding gloves, the fixed cover of the one end outer wall that the screw thread section of thick bamboo is located the install bin outside has connect the commentaries on classics handle, the outer wall of changeing the handle is carved with anti-skidding line.

Preferably, the orthographic projection of the vertical surface of the clamping groove is semicircular.

The invention has the beneficial effects that:

1. the motor body is firmly fixed by means of the threaded connection relationship between the threaded cylinder and the threaded column, and the damping spring and the first rubber pad which are arranged at the bottom of the pressing plate are matched, so that the effects of damping and fixing the motor body can be achieved in the using process of the motor body;

2. the anti-cold heat dissipation mechanism is arranged, the purpose of putting down the heat insulation cloth when the worm is rotated is achieved by means of the meshing distance of the worm and the worm wheel, the heat insulation cloth can block cold air, and the damage to the performance of the motor body caused by the over-low temperature in winter can be prevented by matching with the heat insulation property of the installation box;

3. the cold-proof heat dissipation mechanism can flexibly roll up the heat insulation cloth in summer, and then achieves the purposes of ventilation and heat dissipation by starting the electric fan, so that the damage of the motor body caused by overhigh temperature in the use process is prevented.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

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

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

FIG. 3 is a left side view of the present invention;

fig. 4 is an enlarged view of the structure at a in fig. 2 according to the present invention.

In the figure: 1. installing a box; 2. mounting a column; 3. an electric fan; 4. a rotating shaft; 5. a heat insulating cloth; 6. a worm; 7. a limiting column; 8. a limiting cylinder; 9. turning a handle; 10. a threaded barrel; 11. a rocker; 12. a threaded post; 13. pressing the plate; 14. a damping spring; 15. a first rubber pad; 16. a motor body; 17. a first bearing; 18. a placement groove; 19. a second rubber pad; 20. a card slot; 21. a second bearing; 22. a third bearing; 23. a worm gear; 24. and a magnet.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1-4, a coreless permanent magnet motor includes an installation box 1, a first bearing 17, a fixed damping mechanism, and a cold-proof heat dissipation mechanism.

Fixed mounting has motor body 16 on the inside bottom plate of install bin 1, motor body 16's output runs through 1 curb plate of install bin through first bearing 17 activity to extend to the outside of install bin 1, the roof of install bin 1 runs through and installs fixed damper, fixed damper's bottom and motor body 16 top centre gripping, one side fixed mounting who keeps away from first bearing 17 inside install bin 1 has cold-proof heat dissipation mechanism.

Fixed damper includes second bearing 21, first rubber pad 15, supports clamp plate 13, damping spring 14 and screw post 12, the roof of install bin 1 is run through the vertical activity of second bearing 21 and is installed a screw section of thick bamboo 10, screw post 12 has been cup jointed to the bottom screw thread of screw section of thick bamboo 10, the bottom fixed mounting of screw post 12 is supported clamp plate 13, support clamp plate 13's bottom and many damping spring 14's top fixed connection, many damping spring 14's bottom all with first rubber pad 15's top fixed connection, the bottom of first rubber pad 15 and motor body 16's top centre gripping mutually.

The cold-proof heat dissipation mechanism includes third bearing 22, worm 6, thermal-insulated cloth 5, worm wheel 23 and electric fan 3, there is pivot 4 through two third bearing 22 horizontal movable mounting between the inside both sides board of install bin 1, the outer wall of pivot 4 is around rolling up thermal-insulated cloth 5, the fixed worm wheel 23 that has cup jointed of one side outer wall of pivot 4, worm wheel 23 and worm 6 meshing, the roof of install bin 1 is run through in the vertical activity in top of worm 6 to extend to the outside of install bin 1, the inside curb plate of keeping away from first bearing 17 of install bin 1 runs through and installs electric fan 3.

Specifically, a second rubber pad 19 is fixedly mounted on an inner bottom plate of the mounting box 1, a placing groove 18 is formed in the top of the second rubber pad 19, the bottom of the motor body 16 is fixedly mounted inside the placing groove 18, and the second rubber pad 19 has a shock absorption function.

Specifically, the electric fan 3 and the heat insulation cloth 5 are positioned on the same side.

Specifically, the bottom fixed mounting of the outside end of thermal-insulated cloth 5 has erection column 2, and erection column 2 has certain weight, can guarantee when thermal-insulated cloth 5 is put down, is in the vertical state.

Specifically, the level is provided with draw-in groove 20 on the inside bottom plate of install bin 1, erection column 2 is located draw-in groove 20 directly over, and draw-in groove 20 and erection column 2 are parallel to each other, and draw-in groove 20 plays the effect of blocking erection column 2.

Specifically, the magnet 24 is fixedly mounted inside the clamping groove 20, and the magnet 24 can attract the mounting post 2, so that the mounting post 2 and the heat insulation cloth 5 are prevented from moving when the heat insulation cloth 5 is used.

Specifically, the roof of install bin 1 is vertical to be run through and to be installed spacing section of thick bamboo 8, spacing post 7 has been cup jointed in the bottom activity of spacing section of thick bamboo 8, the bottom of spacing post 7 and the top fixed connection who supports clamp plate 13, spacing post 7 can be in the inside up-down movable movement of spacing section of thick bamboo 8, play spacing, prevent that screw thread post 12 rotates along with screw thread section of thick bamboo 10.

Specifically, the installation box 1 is an insulation box which can prevent cold.

Specifically, the worm 6 is located the outside one end fixed mounting of installing bin 1 and has rocker 11, the fixed cover of the outer wall of rocker 11 has connect anti-skidding gloves, the fixed cover of the one end outer wall that a screw thread section of thick bamboo 10 is located the outside of installing bin 1 has connect and has changeed 9, it has anti-skidding line to change the outer wall of 9, and rocker 11 and commentaries on classics 9 are all be convenient for better worm 6 and screw thread section of thick bamboo 10.

Specifically, the orthographic projection of the vertical surface of the clamping groove 20 is semicircular, and the semicircular shape is matched with the outer wall of the mounting column 2.

Electric elements that appear in this application file all external intercommunication power and control switch when using, fixed damper is installed to this device, manual rotation is changeed 9, threaded cylinder 10 rotates thereupon, because threaded cylinder 10 cup joints with threaded column 12 screw, and under spacing 7 and spacing 8 limiting displacement, threaded column 12 can not rotate along with threaded cylinder 10, but drive and support clamp plate 13 and reciprocate, thereby fix not motor body 16 of equidimension, damping spring 14 and first rubber pad 15 of 13 bottom installations are supported in the cooperation, can fix motor body 16 at motor body 16 operation in-process, slow down motor body 16's vibration.

This device is installed and is prevented cold heat dissipation mechanism, during winter, the low temperature of crossing can make 16 performance of motor body reduce, can rotate rocker 11 this moment, worm 6 rotates thereupon, for worm 6 and worm wheel 23 meshing, so worm wheel 23 follows worm 6 and rotates together, thereby worm wheel 23 area changes axle 4 and puts down thermal-insulated cloth 5, erection column 2 of 5 one end installations of thermal-insulated cloth has certain weight, so erection column 2 can be followed thermal-insulated cloth 5 and put down the inside of draw-in groove 20, and be inhaled by the inside magnet 24 of draw-in groove 20, play certain cold-proof effect.

This device is installed and is prevented cold heat dissipation mechanism, and in summer, need the rolling of reversal rocker 11 to play thermal-insulated cloth 5, restart electric fan 3 just can prevent motor body 16 because of the high emergence damage of temperature to the inside ventilation cooling's of starting of install bin 1 effect.

The present invention relates to circuits, electronic components and control modules all of which are well within the skill of those in the art and, needless to say, the present invention is not directed to software and process improvements.

In the description of the invention, it is to be understood that the terms "center", "middle", "eccentric", "longitudinal", "lateral", "length", "width", "thickness", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of describing the invention and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the invention.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A coreless permanent magnet motor is characterized in that: the device comprises an installation box (1), a first bearing (17), a fixed damping mechanism and a cold-proof heat dissipation mechanism;

a motor body (16) is fixedly mounted on an inner bottom plate of the mounting box (1), an output end of the motor body (16) movably penetrates through a side plate of the mounting box (1) through a first bearing (17) and extends to the outside of the mounting box (1), a top plate of the mounting box (1) is provided with a fixed damping mechanism in a penetrating mode, the bottom of the fixed damping mechanism is clamped with the top of the motor body (16), and a cold-proof heat dissipation mechanism is fixedly mounted on one side, far away from the first bearing (17), in the mounting box (1);

the fixed damping mechanism comprises a second bearing (21), a first rubber pad (15), a pressing plate (13), damping springs (14) and a threaded column (12), a threaded barrel (10) is vertically and movably installed on a top plate of the installation box (1) in a penetrating mode through the second bearing (21), the threaded column (12) is sleeved on the bottom end of the threaded barrel (10) in a threaded mode, the pressing plate (13) is fixedly installed at the bottom end of the threaded column (12), the bottom of the pressing plate (13) is fixedly connected with the top ends of the damping springs (14), the bottom ends of the damping springs (14) are fixedly connected with the top of the first rubber pad (15), and the bottom of the first rubber pad (15) is clamped with the top of the motor body (16);

prevent cold heat dissipation mechanism includes third bearing (22), worm (6), thermal-insulated cloth (5), worm wheel (23) and electric fan (3), there is pivot (4) through two third bearing (22) horizontal movable mounting between the inside both sides board of install bin (1), the outer wall of pivot (4) is around rolling up thermal-insulated cloth (5), worm wheel (23) have been cup jointed to one side outer wall of pivot (4) is fixed, worm wheel (23) and worm (6) meshing, the roof of install bin (1) is run through in the vertical activity in top of worm (6) to extend to the outside of install bin (1), install electric fan (3) is run through to the inside curb plate of keeping away from first bearing (17) of install bin (1).

2. The ironless permanent magnet machine of claim 1, wherein: a second rubber pad (19) is fixedly mounted on an inner bottom plate of the mounting box (1), a placing groove (18) is formed in the top of the second rubber pad (19), and the bottom of the motor body (16) is fixedly mounted in the placing groove (18).

3. The ironless permanent magnet machine of claim 1, wherein: the electric fan (3) and the heat insulation cloth (5) are positioned on the same side.

4. The ironless permanent magnet machine of claim 1, wherein: and the bottom of the outer side end of the heat insulation cloth (5) is fixedly provided with a mounting column (2).

5. The ironless permanent magnet machine of claim 1, wherein: the mounting box is characterized in that a clamping groove (20) is horizontally arranged on an inner bottom plate of the mounting box (1), the mounting column (2) is located right above the clamping groove (20), and the clamping groove (20) and the mounting column (2) are parallel to each other.

6. The ironless permanent magnet machine of claim 1, wherein: and a magnet (24) is fixedly arranged in the clamping groove (20).

7. The ironless permanent magnet machine of claim 1, wherein: the top plate of the installation box (1) is vertically provided with a limiting cylinder (8) in a penetrating mode, the bottom end of the limiting cylinder (8) is movably sleeved with a limiting column (7), and the bottom end of the limiting column (7) is fixedly connected with the top of the pressing plate (13).

8. The ironless permanent magnet machine of claim 1, wherein: the installation box (1) is an insulation box.

9. The ironless permanent magnet machine of claim 1, wherein: the worm (6) are located the outside one end fixed mounting of install bin (1) and have rocker (11), the fixed anti-skidding gloves that have cup jointed of outer wall of rocker (11), the fixed cover of the one end outer wall that a screw thread section of thick bamboo (10) are located install bin (1) outside has connect and has changeed handle (9), it is carved with anti-skidding line to change the outer wall of handle (9).

10. The ironless permanent magnet machine of claim 1, wherein: the orthographic projection of the vertical surface of the clamping groove (20) is semicircular.