CN218633597U - High-efficiency permanent magnet direct current micromotor - Google Patents

Abstract

The utility model provides a high-efficient permanent magnetism direct current micromotor, including motor main part and multi-functional heat dissipation mechanism. This little motor of high-efficient permanent magnetism direct current, include double-shaft motor through multi-functional heat dissipation mechanism, bear the axle, the gear, the stopper, the fan frame, the rotation axis, the flabellum, the fan shell, the screw thread lid, the copper sheet, a spring, the setting of connecting wire and carbon brush, when needing to use a little motor of high-efficient permanent magnetism direct current, take off the stopper from bearing the axle, the stopper prevents that the gear from landing at the in-process of double-direction motor work, influence work efficiency, replace suitable gear, double-shaft motor's bearing drives the rotation axis, make the flabellum begin to operate, double-shaft motor to the function dispels the heat, the fan shell protects the flabellum, prevent that the foreign matter from entering the fan frame, cause the damage to the flabellum, the screw thread lid is conveniently opened, replace the object in the screw thread lid, the connecting wire is connected copper sheet and carbon brush, the spring gives the appropriate pressure of carbon brush, prevent the flash of a fire.

Description

High-efficiency permanent magnet direct current micromotor

Technical Field

The utility model relates to a direct current motor field especially relates to a high-efficient permanent magnetism direct current micromotor.

Background

The permanent magnet direct current motor can be classified into a permanent magnet brushless direct current motor and a permanent magnet brush direct current motor according to the presence or absence of a brush, and the permanent magnet direct current motor is a direct current motor which establishes a magnetic field by using a permanent magnet. Permanent magnet direct current motors are widely used in various fields, such as the automotive field, the portable electronic device field, the aviation field, and the like, so that a high-efficiency permanent magnet direct current micromotor is particularly needed.

However, in the use process of the existing high-efficiency permanent magnet direct current micromotor, due to the fact that the motor is used for too long time, the carbon brush is likely to be abraded, and in the operation process of the motor, sparks emerge from the carbon brush, so that the service life of the motor is shortened, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a little motor of high-efficient permanent magnetism direct current to what have proposed in solving above-mentioned background is but the little motor of current high-efficient permanent magnetism direct current, at the in-process that uses, because motor live time overlength, the carbon brush can receive wearing and tearing, can make the motor at the in-process of function, and the carbon brush emits the spark, leads to the motor to use the longevity face to shorten, has reduced work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a little motor of high-efficient permanent magnetism direct current, includes motor main part and multi-functional heat dissipation mechanism, multi-functional heat dissipation mechanism includes biaxial motor, holds axle, gear, stopper, fan frame, rotation axis, flabellum, fan shell, screw cap, copper sheet, spring, connecting wire and carbon brush, its characterized in that: the motor comprises a motor main body and is characterized in that fixed blocks are connected to two sides of the motor main body, screw holes are formed in the surface of each fixed block, screws are arranged at the upper ends of the screw holes, and a multifunctional heat dissipation mechanism is connected to the upper end of the motor main body.

Preferably, the screws are in threaded connection with the screw holes and are arranged in one-to-one correspondence with the screw holes.

Preferably, multi-functional heat dissipation mechanism includes biax motor, bearing axle, gear, stopper, fan frame, rotation axis, flabellum, fan shell, screw thread lid, copper sheet, spring, connecting wire and carbon brush, the upper end of motor main part is connected with the biax motor, the inside of biax motor runs through there is the bearing axle, one side of bearing axle is provided with the gear, the left side of gear is provided with the stopper, the fan frame is connected on the right side of biax motor, the inside of fan frame is provided with the rotation axis, the outside of rotation axis is connected with the flabellum, the right-hand member of fan frame is provided with the fan shell, the both sides of biax motor are provided with the screw thread lid, the lower extreme of screw thread lid is provided with the copper sheet, the lower extreme of copper sheet is connected with the spring, the inside of spring is provided with the connecting wire, the other end of connecting wire is connected with the carbon brush.

Preferably, the limiting block is in threaded connection with the bearing, and the inner diameter of the limiting block is matched with the outer diameter of the bearing.

Preferably, the rotating shaft and the double-shaft motor form a rotating connection through a bearing shaft, and the rotating shaft and the bearing shaft are tightly attached.

Preferably, the fan shell is connected with the fan frame through a clamping groove, and the size of the fan shell is matched with that of the fan frame.

Preferably, the carbon brush is electrically connected with the copper sheet, and the connecting wire is made of a metal wire.

Compared with the prior art; when a high-efficient permanent magnetism direct current micromotor is used to needs, take off the stopper from bearing the axle, the stopper prevents that the gear from at the in-process landing of two-way motor work, influence work efficiency, the suitable gear of replacement, the bearing of two-axis motor drives the rotation axis, make the flabellum begin to operate, the two-axis motor to the function dispels the heat, the fan shell protects the flabellum, prevent that the foreign matter from entering the fan frame, cause the damage to the flabellum, the screw thread cover is conveniently opened, replace the object in the screw thread cover, the connecting wire is connected copper sheet and carbon brush, the spring gives the appropriate pressure of carbon brush, prevent that the carbon brush from firing.

Drawings

FIG. 1 is a schematic view of the overall appearance structure of the present invention;

FIG. 2 is a schematic view of the structure of the present invention showing the mutual engagement between the fan frame and the fan case;

FIG. 3 is a schematic view of the structure of the copper sheet, the spring, the connecting wire, and the carbon brush of the present invention;

fig. 4 is the utility model discloses bearing, gear, stopper structural representation that mutually support.

In the figure: 1. a motor main body; 2. a fixed block; 3. screw holes; 4. a screw; 5. a multifunctional heat dissipation mechanism; 501. a double-shaft motor; 502. a bearing shaft; 503. a gear; 504. a limiting block; 505. a fan frame; 506. a rotating shaft; 507. a fan blade; 508. a fan case; 509. a threaded cap; 510. a copper sheet; 511. a spring; 512. connecting wires; 513. a carbon brush.

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 utility model provides a little motor of high-efficient permanent magnetism direct current, includes motor main part 1 and multi-functional heat dissipation mechanism 5, and multi-functional heat dissipation mechanism 5 includes biax motor 501, bearing 502, gear 503, stopper 504, fan frame 505, rotation axis 506, flabellum 507, fan shell 508, screw thread lid 509, copper sheet 510, spring 511, connecting wire 512 and carbon brush 513, its characterized in that: the both sides of motor main part 1 are connected with fixed block 2, and the surface of fixed block 2 is provided with screw hole 3, and the upper end of screw hole 1 is provided with screw 4, and the upper end of motor main part 1 is connected with multi-functional heat dissipation mechanism 5.

Furthermore, threaded connection is adopted between the screws 4 and the screw holes 3, the screws 4 and the screw holes 3 are arranged in a one-to-one correspondence mode, and the high-efficiency permanent magnet direct current micro motor can be fixed through the arrangement of the screws 4 and the screw holes 3, so that the bidirectional motor 501 is prevented from shifting during operation.

Further, the multifunctional heat dissipation mechanism 5 comprises a double-shaft motor 501, a bearing shaft 502, a gear 503, a limiting block 504, a fan frame 505, a rotating shaft 506, fan blades 507, a fan shell 508, a threaded cover 509, a copper sheet 510, a spring 511, a connecting wire 512 and a carbon brush 513, wherein the upper end of the motor main body 1 is connected with the double-shaft motor 501, the bearing shaft 502 penetrates through the inside of the double-shaft motor 501, the gear 503 is arranged at one side of the bearing shaft 502, the limiting block 504 is arranged at the left side of the gear 503, the fan frame 505 is connected at the right side of the double-shaft motor 501, the rotating shaft 506 is arranged inside the fan frame 505, the fan blades 507 are connected at the outer side of the rotating shaft 506, the fan shell 508 is arranged at the right end of the fan frame 505, the threaded covers 509 are arranged at two sides of the double-shaft motor 501, the copper sheets 510 are arranged at the lower end of the threaded covers 509, the spring 511 is connected at the lower end of the copper sheets 510, the connecting wire 512 is arranged inside the spring 511, the other end of the connecting wire 512 is connected with the carbon brush 513, when a high-efficiency permanent magnet direct current micro motor is needed, the limiting block 504 is taken down from the bearing shaft 502, the limiting block 504 prevents the gear 503 from sliding off in the working process of the bidirectional motor 501 to influence the working efficiency, the proper gear 503 is replaced, the bearing shaft of the bidirectional motor 501 drives the rotating shaft 506 to enable the fan blade 507 to start to operate, the operated bidirectional motor 501 is cooled, the fan shell 508 protects the fan blade 507 to prevent foreign matters from entering the fan frame 505 to damage the fan blade 507, the threaded cover 509 is conveniently opened to replace objects in the threaded cover 509, the connecting wire 512 connects the copper sheet 510 with the carbon brush 513, and the spring 511 provides proper pressure for the carbon brush 513 to prevent the carbon brush 513 from firing.

Furthermore, the limiting block 504 is in threaded connection with the bearing 502, the inner diameter of the limiting block 504 is matched with the outer diameter of the bearing 502, and the limiting block 504 prevents the gear 503 from sliding off in the working process of the bidirectional motor 501 to affect the working efficiency.

Further, the rotating shaft 506 is connected with the dual-shaft motor 501 in a rotating manner through the bearing 502, the rotating shaft 506 is tightly attached to the bearing 502, the bearing 502 drives the rotating shaft 506 to rotate, so that the fan blade 507 rotates along with the rotation of the rotating shaft 506, and the fan starts to operate.

Furthermore, the fan shell 508 is connected with the fan frame 505 by a clamping groove, the size of the fan shell 508 is matched with that of the fan frame 505, and the fan shell 508 protects the fan blades 507 to prevent foreign matters from entering the fan frame 505 to damage the fan blades 507.

Further, the carbon brush 513 is electrically connected with the copper sheet 510, the connecting wire 512 is made of a metal wire, and the copper sheet 510 is connected with the carbon brush 513 by the connecting wire 512.

The working principle is as follows: firstly, when a high-efficiency permanent magnet direct current micro-motor is needed, the high-efficiency permanent magnet direct current micro-motor can be fixed at a required position through the arrangement of the screw 4 and the screw hole 3, the two-way motor 501 is prevented from shifting when working, in the second step, the limiting block 504 is taken down from the bearing shaft 502, the limiting block 504 prevents the gear 503 from sliding off in the working process of the two-way motor 501 and affecting the working efficiency, in the third step, the proper gear 503 is replaced, the two-way motor 501 starts to operate, in the fourth step, the bearing shaft of the two-way motor 501 drives the rotating shaft 506 to enable the fan blade 507 to start to operate and radiate the operated two-way motor 501, in the fifth step, the fan shell 508 protects the fan blade 507 and prevents foreign matters from entering the fan frame 505 and causing damage to the fan blade 507, in the sixth step, the threaded cover is convenient to open, the carbon brush 513 in the threaded cover 509 is replaced, in the seventh step, the connecting wire 512 connects the carbon brush 510 with the carbon brush 513, and finally, the spring 511 gives proper pressure to the carbon brush 513 to prevent the carbon brush from firing, thus completing the high-efficiency permanent magnet direct current micro-motor 513.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a little motor of high-efficient permanent magnetism direct current, includes motor main part (1) and multi-functional heat dissipation mechanism (5), multi-functional heat dissipation mechanism (5) are including biax motor (501), bear axle (502), gear (503), stopper (504), fan frame (505), rotation axis (506), flabellum (507), fan shell (508), screw thread lid (509), copper sheet (510), spring (511), connecting wire (512) and carbon brush (513), its characterized in that: the motor is characterized in that the two sides of the motor main body (1) are connected with fixing blocks (2), screw holes (3) are formed in the surfaces of the fixing blocks (2), screws (4) are arranged at the upper ends of the screw holes (3), and the upper end of the motor main body (1) is connected with a multifunctional heat dissipation mechanism (5).

2. The high-efficiency permanent-magnet direct-current micromotor according to claim 1, characterized in that the screws (4) are in threaded connection with the screw holes (3), and the screws (4) and the screw holes (3) are arranged in a one-to-one correspondence.

3. The efficient permanent magnet direct current micro-motor according to claim 1, wherein the multifunctional heat dissipation mechanism (5) comprises a double-shaft motor (501), a bearing shaft (502), a gear (503), a limiting block (504), a fan frame (505), a rotating shaft (506), fan blades (507), a fan housing (508), a threaded cover (509), a copper sheet (510), a spring (511), a connecting wire (512) and a carbon brush (513), the double-shaft motor (501) is connected to the upper end of the motor body (1), the bearing shaft (502) penetrates through the inside of the double-shaft motor (501), the gear (503) is arranged on one side of the bearing shaft (502), the limiting block (504) is arranged on the left side of the gear (503), the fan frame (505) is connected to the right side of the double-shaft motor (501), the rotating shaft (506) is arranged inside the fan frame (505), the fan blades (507) are connected to the outside of the rotating shaft (506), the fan housing (505) is provided with the fan housing (508), the threaded cover (509) is arranged on both sides of the double-shaft motor (501), the connecting wire (509) is provided with the spring (510), the lower end of the spring (511) is arranged on the lower end of the connecting wire (510), and the other end of the connecting wire (512) is connected with a carbon brush (513).

4. The high-efficiency permanent magnet direct current micromotor according to claim 3, wherein the limiting block (504) is in threaded connection with the bearing (502), and the inner diameter of the limiting block (504) is matched with the outer diameter of the bearing (502).

5. The high-efficiency permanent magnet direct current micromotor according to claim 3, wherein the rotating shaft (506) is rotatably connected with the double-shaft motor (501) through a bearing (502), and the rotating shaft (506) is tightly attached to the bearing (502).

6. The high-efficiency permanent magnet direct current micromotor according to claim 3, wherein the fan casing (508) is connected with the fan frame (505) by a clamping groove, and the size of the fan casing (508) is matched with that of the fan frame (505).

7. The high-efficiency permanent magnet direct current micro-motor according to claim 3, wherein the carbon brush (513) is electrically connected with the copper sheet (510), and the connecting wire (512) is made of a metal wire.

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