CN212231241U

CN212231241U - Direct current micromotor

Info

Publication number: CN212231241U
Application number: CN202021148259.8U
Authority: CN
Inventors: 樊宏波
Original assignee: Zhaoqing Zhongkai Electromechanical Co ltd
Current assignee: Zhaoqing Lingchuang Technology Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2020-12-25
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a direct current micromotor, which comprises a motor shell, wherein one side of the motor shell is detachably connected with an end cover, one side of the end cover is fixedly connected with a first wiring component and a second wiring component, the second wiring component is positioned below the first wiring component, the first wiring component consists of a pressing sheet, a threaded hole, a wiring block, a conducting sheet, a through hole and a fastening bolt, the through hole is arranged inside the wiring block, the conducting sheet is fixedly connected at the bottom of the through hole, the threaded hole is arranged on the upper end surface of the wiring block, the fastening bolt is in threaded connection inside the threaded hole, the pressing sheet is fixedly connected at the lower end of the fastening bolt, the wiring block is fixedly connected with the end cover, the stator is fixedly connected with the inner wall of the motor shell, the utility model discloses a first wiring component and a second wiring component are arranged, thereby realizing the fast wiring, the installation efficiency of the direct current micro motor is improved.

Description

Direct current micromotor

Technical Field

The utility model relates to the technical field of motors, specifically a direct current micromotor.

Background

The micromotor is a motor with the diameter of less than 160mm or the rated power of less than 750W, the micromotor is commonly used in a control system or a transmission mechanical load and used for realizing the functions of detecting, analyzing, operating, amplifying, executing or converting electromechanical signals or energy, the micromotor is various and can be roughly divided into 13 types such as a direct current motor, an alternating current motor, a self-attitude angle motor, a stepping motor, a rotary transformer, an axial angle encoder, an alternating current and direct current dual-purpose motor, a speed measurement generator, an induction synchronizer, a linear motor, a piezoelectric motor, a motor unit and other special motors, and the direct current micromotor is important equipment for reminding and transmission of small-sized equipment such as communication equipment.

However, when the conventional direct current micro motor is used for connecting the positive and negative electrodes, the positive and negative leads are inserted into the positive and negative terminals of the direct current micro motor and then wound, so that the connection is troublesome in this way, and the later disconnection is inconvenient. To this end, we propose a direct current micro-motor.

Disclosure of Invention

An object of the utility model is to provide a direct current micro motor to provide current direct current micro motor when carrying out positive negative pole wiring among the above-mentioned background art of solution, all penetrate direct current micro motor's positive and negative terminal with positive negative pole wire, then twine, this kind of mode wiring is more troublesome, the problem of the later stage of being not convenient for moreover take out stitches.

In order to achieve the above object, the utility model provides a following technical scheme: a direct current micromotor comprises a motor shell, wherein one side of the motor shell is detachably connected with an end cover, one side of the end cover is fixedly connected with a first wiring component and a second wiring component, the second wiring component is positioned below the first wiring component, the first wiring component comprises a pressing piece, a threaded hole, a wiring block, a conducting piece, a through hole and a fastening bolt, the inside of the wiring block is provided with the through hole, the bottom of the through hole is fixedly connected with the conducting piece, the upper end surface of the wiring block is provided with the threaded hole, the inside of the threaded hole is in threaded connection with the fastening bolt, the lower end of the fastening bolt is fixedly connected with the pressing piece, the wiring block is fixedly connected with the end cover, the inner wall of the motor shell is fixedly connected with a stator, the inside of the motor shell is rotatably connected with a rotating shaft through a bearing, the end cover is internally detachably connected with a first conductive sliding sheet and a second conductive sliding sheet.

Preferably, the conducting strip in the first wiring assembly and the conducting strip in the second wiring assembly are welded to the first conducting slide piece and the second conducting slide piece respectively.

Preferably, the first conductive sliding piece and the second conductive sliding piece are in elastic contact with the commutator.

Preferably, the commutator is formed by injection molding of multiple groups of commutator segments on the rotating shaft.

Preferably, the first wiring assembly and the second wiring assembly are of the same structural type.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a be provided with first wiring subassembly and second wiring subassembly, when carrying out positive negative pole wiring to direct current micro motor, penetrate the positive negative pole wire respectively in the through-hole in first wiring subassembly and the second wiring subassembly and with the conducting strip contact, then twist with the help of the screwdriver and move the fastening bolt, make the fastening bolt remove downwards and promote the pressing plate downstream and make the pressing plate compress tightly positive negative pole wire, thereby can realize quick direct current micro motor's wiring, the installation effectiveness to direct current micro motor has been improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the motor housing according to the present invention.

Fig. 3 is a schematic structural view of the first wiring assembly of the present invention.

In the figure: 1. a motor housing; 2. an end cap; 3. a first wiring member; 4. a second wiring member; 5. a rotating shaft; 6. a stator; 7. a rotor; 8. a commutator; 9. a first conductive slider; 10. pressing the sheet; 11. a second conductive slider; 12. a threaded hole; 13. a junction block; 14. a conductive sheet; 15. a through hole; 16. and (6) fastening the bolt.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a direct current micromotor comprises a motor shell 1, wherein one side of the motor shell 1 is detachably connected with an end cover 2, one side of the end cover 2 is fixedly connected with a first wiring component 3 and a second wiring component 4, the second wiring component 4 is positioned below the first wiring component 3, the first wiring component 3 consists of a pressing piece 10, a threaded hole 12, a wiring block 13, a conducting piece 14, a through hole 15 and a fastening bolt 16, the inside of the wiring block 13 is provided with the through hole 15, the bottom of the through hole 15 is fixedly connected with the conducting piece 14, the upper end surface of the wiring block 13 is provided with the threaded hole 12, the inside of the threaded hole 12 is in threaded connection with the fastening bolt 16, the lower end of the fastening bolt 16 is fixedly connected with the pressing piece 10, the wiring block 13 is fixedly connected with the end cover 2, the inner wall of the motor shell 1 is fixedly connected with a stator 6, rotor 7 and commutator 8 can be dismantled in 5 outsides in pivot, commutator 8 is located rotor 7 one side, 2 inside first electrically conductive gleitbretter 9 and the electrically conductive gleitbretter 11 of second that can dismantle and be connected with of end cover.

Conducting strip 14 in the first wiring subassembly 3 and conducting strip 14 in the second wiring subassembly 4 are respectively in the welding of first conductive sliding piece 9 and the conductive sliding piece 11 of second for first wiring subassembly 3 and second wiring subassembly 4 are connected with first conductive sliding piece 9 and the conductive sliding piece 11 of second respectively, first conductive sliding piece 9 and the conductive sliding piece 11 of second all with commutator 8 elastic contact, have made things convenient for the installation to commutator 8, commutator 8 is moulded plastics by the multiunit commutator segment and is formed in pivot 5, dismouting to commutator 8 that can be quick, first wiring subassembly 3 is the same with second wiring subassembly 4 structural style, and realization that can be quick is carried out positive negative pole wire to direct current micro motor and is connected.

Specifically, when the direct current micro motor is used for connecting the positive and negative electrodes, the positive and negative electrodes are respectively inserted into the through holes 15 in the first wiring assembly 3 and the second wiring assembly 4 and are in contact with the conducting strips 14, then the fastening bolt 16 is screwed by a screwdriver, so that the fastening bolt 16 moves downwards and pushes the pressing sheet 10 to move downwards and the pressing sheet 10 presses the positive and negative electrodes, and the direct current micro motor can be quickly connected, the installation efficiency of the direct current micro motor is improved, and when the positive and negative electrodes are detached, the fastening bolt 16 is screwed, so that the pressing sheet 10 is separated from the positive and negative electrodes and then the positive and negative electrodes are pulled out from the through holes 15.

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

1. A direct current micromotor comprising a motor casing (1), characterized in that: the motor shell (1) is detachably connected with an end cover (2) on one side, a first wiring component (3) and a second wiring component (4) are fixedly connected on one side of the end cover (2), the second wiring component (4) is positioned below the first wiring component (3), the first wiring component (3) consists of a pressing sheet (10), a threaded hole (12), a wiring block (13), a conducting sheet (14), a through hole (15) and a fastening bolt (16), the inside of the wiring block (13) is provided with the through hole (15), the bottom of the through hole (15) is fixedly connected with the conducting sheet (14), the upper end face of the wiring block (13) is provided with the threaded hole (12), the inside of the threaded hole (12) is in threaded connection with the fastening bolt (16), the lower end of the fastening bolt (16) is fixedly connected with the pressing sheet (10), the wiring block (13) is fixedly connected with the end cover (, motor casing (1) inner wall fixedly connected with stator (6), motor casing (1) is inside to rotate through the bearing and is connected with pivot (5), pivot (5) outside can be dismantled and be connected with rotor (7) and commutator (8), commutator (8) are located rotor (7) one side, end cover (2) inside can be dismantled and be connected with first electrically conductive gleitbretter (9) and the electrically conductive gleitbretter of second (11).

2. A direct current micromotor according to claim 1, characterized in that: and the conducting strip (14) in the first wiring assembly (3) and the conducting strip (14) in the second wiring assembly (4) are respectively welded on the first conducting slide sheet (9) and the second conducting slide sheet (11).

3. A direct current micromotor according to claim 1, characterized in that: and the first conductive sliding piece (9) and the second conductive sliding piece (11) are in elastic contact with the commutator (8).

4. A direct current micromotor according to claim 1, characterized in that: the commutator (8) is formed by injection molding of a plurality of groups of commutator segments on the rotating shaft (5).

5. A direct current micromotor according to claim 1, characterized in that: the first wiring assembly (3) and the second wiring assembly (4) are the same in structure type.