CN211377737U

CN211377737U - Miniature motor with large output torque

Info

Publication number: CN211377737U
Application number: CN201922433862.4U
Authority: CN
Inventors: 沈华成
Original assignee: Nantong Libo Electromechanical Technology Co ltd
Current assignee: Nantong Libo Electromechanical Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-28
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a micro motor of big output torque, including base and armature, the upper end fixed surface of base installs the motor, the surface of armature has armature core around, the position that the inside of armature is located armature core's internal surface is equipped with the armature winding, one side surface of armature is equipped with the armature shaft, one side fixed surface of armature shaft installs the oil groove, the surface position that one side of armature is located the armature shaft is equipped with the ventilating fan, the surface of ventilating fan is equipped with the sign, the opposite side surface of armature is equipped with the winding leading-out terminal, the surface of winding leading-out terminal has solid coil around. A micro motor of big output torque, be equipped with oil groove, sign and solid coil, can prolong the life of armature shaft to can avoid the armature high temperature, can also prevent that the winding is not hard up, be suitable for different work, bring better use prospect.

Description

Miniature motor with large output torque

Technical Field

The utility model belongs to the motor field, in particular to micro motor of big output torque.

Background

The motor armature is a component playing a key role and a pivot role in the process of realizing the interconversion of mechanical energy and electric energy by the motor, and for a generator, the motor armature is a component generating electromotive force, such as a rotor in a direct current generator and a stator in an alternating current generator; for motors, it is the component that generates the electromagnetic force, such as the rotor in a dc motor; the existing motor armature has certain defects when in use, the armature shaft of the armature is easy to cause difficulty in rotating after being used for a long time, the armature temperature is overhigh when the armature works for a long time, the armature is burnt out, the winding lead-out wire end of the armature is easy to loosen, and certain influence is brought when the armature is used.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide a micro motor with large output torque, which can effectively solve the problems in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a micro motor of big output torque, includes base and armature, the upper end surface fixed mounting of base has the motor, armature fixed mounting is in the middle of the inside of motor, the surface of armature has the armature core around, the position that the inside of armature is located the internal surface of armature core is equipped with armature winding, one side surface of armature is equipped with the armature shaft, one side surface fixed mounting of armature shaft has the oil groove, the surface position that one side of armature is located the armature shaft is equipped with the ventilating fan, the surface of ventilating fan is equipped with the sign, the opposite side surface of armature is equipped with winding lead-out terminal, the surface of winding lead-out terminal has solid coil around, one side surface of winding lead-out terminal is equipped with the shaft coupling, one side surface fixed connection of shaft coupling has the main shaft, the position that the surface of main shaft is located one side of shaft coupling is equipped with the bearing, the inner part of the motor is positioned on an excitation winding on the outer surface of the armature core, a main pole core is arranged on the outer surface of the excitation winding on the inner part of the motor, an electric brush is fixedly arranged on the outer surface of the main shaft on the inner part of the motor, and a brush box is fixedly arranged on the outer surface of one end of the electric brush on the inner part of the motor.

Preferably, the shape of the armature core is long, the thickness of the armature core is one point five centimeters, and the number of the armature cores is a plurality of groups.

Preferably, a gap is arranged between the two groups of armature cores, and the armature winding is wound and connected with the armature cores through the gap.

Preferably, a spring is arranged between the electric brush and the brush box, the electric brush is movably connected with the brush box through the spring, and the number of the electric brush and the number of the brush box are two.

Preferably, the outer surface of the armature shaft is provided with a spline groove, the ventilating fan is fixedly connected with the armature shaft through the spline groove, and a gasket is arranged between the ventilating fan and the armature.

Preferably, the outer surface of the winding leading-out wire end is provided with a leading-out end socket, the outer surface of the leading-out end socket is provided with a fastening pipe, and the number of the leading-out end sockets is a plurality of groups.

Compared with the prior art, the utility model discloses following beneficial effect has: this micromotor of big output torque through setting up the oil groove, can be convenient for the lubrication of armature shaft, avoids the armature to cause the armature rotation difficulty after using for a long time to prolong the life of armature shaft, through setting up solid coil, can be fixed winding lead-out wire, avoid armature winding to appear not hard up simultaneously, make the work efficiency of armature higher, the utility model discloses in, whole micromotor of big output torque simple structure, convenient operation, the effect of use is better for traditional mode.

Drawings

Fig. 1 is a schematic view of the overall structure of a micro motor with large output torque according to the present invention.

Fig. 2 is a motor structure diagram of a micro motor with large output torque according to the present invention.

Fig. 3 is a side view of an armature of a high output torque micro motor according to the present invention.

In the figure: 1. a base; 2. a motor; 3. an armature; 4. an armature core; 5. an armature winding; 6. an armature shaft; 7. an oil sump; 8. a ventilating fan; 9. identifying; 10. a winding lead-out terminal; 11. a coil fixing ring; 12. a coupling; 13. a bearing; 14. a main shaft; 15. an excitation winding; 16. a main pole iron core; 17. an electric brush; 18. and (7) a brush box.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a micro motor with large output torque comprises a base 1 and an armature 3, wherein a motor 2 is fixedly installed on the outer surface of the upper end of the base 1, the armature 3 is fixedly installed in the middle of the inside of the motor 2, an armature core 4 is surrounded on the outer surface of the armature 3, an armature winding 5 is arranged inside the armature 3 and positioned on the inner surface of the armature core 4, an armature shaft 6 is arranged on the outer surface of one side of the armature 3, an oil groove 7 is fixedly installed on the outer surface of one side of the armature shaft 6, so that the lubrication of the armature shaft 6 can be facilitated, the difficulty in rotating the armature shaft 6 after the armature 3 is used for a long time is avoided, the service life of the armature shaft 6 is prolonged, a ventilating fan 8 is arranged on the outer surface of one side of the armature 3 and positioned on the armature shaft 6, a mark 9 is arranged on the outer surface of the ventilating, thereby avoiding the damage of the armature 3 caused by the overhigh temperature of the armature 3, the outer surface of the other side of the armature 3 is provided with a winding leading-out wire end 10, the outer surface of the winding leading-out wire end 10 is surrounded by a fixed coil 11, the winding leading-out wire end 10 can be fixed, meanwhile, the armature winding 5 is prevented from loosening, the working efficiency of the armature 3 is higher, a coupler 12 is arranged on the outer surface of one side of a winding leading-out wire end 10, a main shaft 14 is fixedly connected to the outer surface of one side of the coupler 12, a bearing 13 is arranged at the position, located on one side of the coupler 12, of the outer surface of the main shaft 14, an excitation winding 15 is arranged inside the motor 2 and located on the outer surface of an armature iron core 4, a main pole iron core 16 is arranged at the position, located on the outer surface of the excitation winding 15, inside the motor 2, an electric brush 17 is fixedly installed at the position, located on the outer surface of the main shaft 14, of the inside of the motor.

The shape of the armature core 4 is long, the thickness of the armature core 4 is one point five centimeters, and the number of the armature cores 4 is a plurality of groups; a gap is arranged between the two groups of armature cores 4 which are connected, and the armature winding 5 is wound and connected with the armature cores 4 through the gap; a spring is arranged between the electric brush 17 and the brush box 18, the electric brush 17 is movably connected with the brush box 18 through the spring, and the number of the electric brush 17 and the number of the brush box 18 are two; the outer surface of the armature shaft 6 is provided with a spline groove, the ventilating fan 8 is fixedly connected with the armature shaft 6 through the spline groove, and a gasket is arranged between the ventilating fan 8 and the armature 3; the outer surface of the winding leading-out terminal 10 is provided with leading-out terminal heads, the outer surface of the leading-out terminal heads is provided with fastening pipes, and the number of the leading-out terminal heads is a plurality of groups.

It should be noted that, the utility model relates to a micro motor with large output torque, when in use, the motor 2 is fixed through the base 1, the power is switched on, the current is led into the brush box 18 of the brush 17, the exciting current is generated through the coupler 12 on the main shaft 14, the armature core 4 and the armature winding 5 rotate in the main pole core 16 and the exciting winding 15, the electric energy is converted into the mechanical energy, the winding leading-out terminal 10 is fixed through the solid coil 11, the solid coil 11 can fix the winding leading-out terminal 10, simultaneously the looseness of the armature winding 5 is avoided, the working efficiency of the armature 3 is higher, the oil groove 7 is arranged on the armature shaft 6, the lubrication of the armature shaft 6 is convenient, the difficulty of the rotation of the armature shaft 6 after the armature 3 is used for a long time is avoided, thereby the service life of the armature shaft 6 is prolonged, the heat generated by the operation of the armature 3 is dissipated through the ventilating fan 8, the overhigh temperature of, thereby avoiding the damage of the armature 3 caused by overhigh temperature of the armature 3 and being more practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A miniature motor with large output torque comprises a base (1) and an armature (3), and is characterized in that: the utility model discloses a motor, including base (1), armature (3), fixed mounting has motor (2) in the middle of the inside of motor (2), the surface of armature (3) is around having armature core (4), the position that the inside of armature (3) is located the internal surface of armature core (4) is equipped with armature winding (5), one side surface of armature (3) is equipped with armature shaft (6), one side surface fixed mounting of armature shaft (6) has oil groove (7), the surface position that one side of armature (3) is located armature shaft (6) is equipped with ventilating fan (8), the surface of ventilating fan (8) is equipped with sign (9), the opposite side surface of armature (3) is equipped with winding leading-out terminal (10), the surface of winding leading-out terminal (10) is around having solid wire circle (11), one side surface of winding leading-out terminal (10) is equipped with shaft coupling (12), the utility model discloses a motor, including shaft coupling (12), motor (2), outer surface of one side of shaft coupling (12) is fixedly connected with main shaft (14), the position that the surface of main shaft (14) is located one side of shaft coupling (12) is equipped with bearing (13), the inside of motor (2) is located outer surface position excitation winding (15) of armature core (4), the inside outer surface position that is located excitation winding (15) of motor (2) is equipped with main pole core (16), the inside outer surface position fixed mounting that is located main shaft (14) of motor (2) has brush (17), the inside of motor (2) is located the position fixed mounting brush box (18) of the one end surface of brush (17).

2. A large output torque micromotor according to claim 1, wherein: the shape of the armature core (4) is long, the thickness of the armature core (4) is one point five centimeters, and the number of the armature cores (4) is a plurality of groups.

3. A large output torque micromotor according to claim 1, wherein: and a gap is arranged between the two groups of connected armature cores (4), and the armature winding (5) is wound and connected with the armature cores (4) through the gap.

4. A large output torque micromotor according to claim 1, wherein: a spring is arranged between the electric brush (17) and the brush box (18), the electric brush (17) is movably connected with the brush box (18) through the spring, and the number of the electric brush (17) and the number of the brush box (18) are two.

5. A large output torque micromotor according to claim 1, wherein: the outer surface of armature shaft (6) is equipped with the spline groove, ventilation fan (8) pass through spline groove and armature shaft (6) fixed connection, and are equipped with the gasket between ventilation fan (8) and armature (3).

6. A large output torque micromotor according to claim 1, wherein: the outer surface of the winding leading-out wire end (10) is provided with leading-out end heads, the outer surface of the leading-out end heads is provided with fastening pipes, and the number of the leading-out end heads is a plurality of groups.