CN218513833U

CN218513833U - Micro motor commutator

Info

Publication number: CN218513833U
Application number: CN202222766120.5U
Authority: CN
Inventors: 陈知威
Original assignee: Wenzhou Sanfeng Commutator Co ltd
Current assignee: Wenzhou Sanfeng Commutator Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-02-21
Anticipated expiration: 2032-10-20

Abstract

The utility model discloses a micro motor commutator relates to micro motor technical field. The utility model discloses a rubber core, the week side fixedly connected with bottom clamping ring of rubber core, the week side cover of rubber core has cup jointed the lantern ring, and the week side welding of lantern ring has a plurality of commutators, and rubber core is connected with the top clamping ring, and bottom clamping ring, lantern ring, top clamping ring from the bottom up set gradually, and first guide slope has been seted up to the upper end of bottom clamping ring, and the second guide slope has been seted up to the lower extreme of top clamping ring. The utility model discloses a set up first direction slope and second direction slope, when the tin pearl drops into between the commutator segment, can roll out along first direction slope or second direction slope, prevent to meet accident, when the commutator segment damages, can dismantle the top clamping ring, convenient the change, through screw and fixed orifices cooperation, can accomplish the dismouting fast, carry on spacing fixedly through the draw-in groove to the pin, make things convenient for the pin to be used for the wiring.

Description

Micro motor commutator

Technical Field

The utility model belongs to the technical field of micro motor, especially, relate to a micro motor commutator.

Background

Micro motor's commutator is when carrying out the soldering equipment, because the less accident of volume of tin pearl often is difficult to the discovery when dropping, when micro motor later stage uses, can make the tin pearl melt along with micro motor discharges, and then with the commutator segment intercommunication, triggers the short circuit.

In order to solve the above problem, the utility model provides a micro motor commutator.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a micro motor commutator solves micro motor's commutator when carrying out the soldering equipment, because the less accident of volume of tin pearl often is difficult to the discovery when dropping, when micro motor later stage uses, can make the tin pearl melt along with micro motor discharges, and then with the commutator segment intercommunication, triggers the problem of short circuit.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a micro motor commutator, including gluing the core, glue the all side fixedly connected with bottom clamping ring of core, the lantern ring has been cup jointed to all side of gluing the core, all side welding of lantern ring has a plurality of switching-over pieces, it is connected with the top clamping ring to glue the core, bottom clamping ring, lantern ring, top clamping ring from the bottom up set gradually, first direction slope has been seted up to the upper end of bottom clamping ring, second direction slope has been seted up to the lower extreme of top clamping ring, through setting up first direction slope and second direction slope, when the tin pearl drops into between the switching-over piece, can roll out along first direction slope or second direction slope, prevent to take place the accident, when the switching-over piece damages, can dismantle the top clamping ring, the convenient change.

Preferably, a plurality of fixed orificess have been seted up to the week side of gluing core and top clamping ring, and is a plurality of fixed orifices threaded connection has the screw, through screw and fixed orifices cooperation, can accomplish the dismouting fast.

Preferably, the circumferential side surface of the rubber core is fixedly connected with a boss, a first limit groove is formed in the upper surface of the boss, and a second limit groove is formed in the lower surface of the bottom pressing ring.

Preferably, first spacing groove and the cooperation of second spacing groove constitute the draw-in groove, a plurality of pins have been placed in the draw-in groove, carry out spacing fixed to the pin through the draw-in groove, make things convenient for the pin to be used for the wiring.

Preferably, the rubber core is formed by injection molding of an insulating high-temperature-resistant material.

Preferably, the lantern ring and the commutator segment are made of conductive materials.

Preferably, the commutator segments are uniformly distributed at intervals by taking the lantern ring as a circle center.

The utility model discloses following beneficial effect has:

the utility model discloses a set up first direction slope and second direction slope, when the tin pearl drops into between the commutator segment, can roll out along first direction slope or second direction slope, prevent to meet accident, when the commutator segment damages, can dismantle the top clamping ring, convenient the change, through screw and fixed orifices cooperation, can accomplish the dismouting fast, carry on spacing fixedly through the draw-in groove to the pin, make things convenient for the pin to be used for the wiring.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

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

Fig. 1 is a schematic view of the overall structure of a micro-motor commutator according to the present invention;

fig. 2 is a front view of a micro-motor commutator according to the present invention;

fig. 3 is a top view of a micro-motor commutator of the present invention;

fig. 4 is a left side view of a micro-motor commutator according to the present invention;

fig. 5 isbase:Sub>A schematic view of the cross-sectional structurebase:Sub>A-base:Sub>A in fig. 4.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a rubber core; 2. a bottom pressing ring; 3. a collar; 4. a commutator segment; 5. a top pressing ring; 6. a fixing hole; 7. a screw; 8. a first guide slope; 9. a second guide slope; 10. a boss; 11. a first limit groove; 12. a second limit groove; 13. and (7) a pin.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner", and the like indicate orientation or positional relationship only for convenience of description and simplicity of description, but do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Please refer to fig. 1-5, the utility model relates to a micro motor commutator, including rubber core 1, rubber core 1's all sides fixedly connected with bottom clamping ring 2, rubber core 1's all sides has cup jointed lantern ring 3, the all sides welding of lantern ring 3 has a plurality of commutator segments 4, rubber core 1 is connected with top clamping ring 5, bottom clamping ring 2, the lantern ring 3, top clamping ring 5 from the bottom up sets gradually, first direction slope 8 has been seted up to the upper end of bottom clamping ring 2, second direction slope 9 has been seted up to the lower extreme of top clamping ring 5, through setting up first direction slope 8 and second direction slope 9, when the tin pearl falls into between commutator segment 4, can roll out along first direction slope 8 or second direction slope 9, prevent the accident, when commutator segment 4 damages, can dismantle top clamping ring 5, convenient the change.

A plurality of fixed orificess 6 have been seted up to the week side of gluing core 1 and

top clamping ring

5, and 6 threaded connection in a plurality of fixed orificess have screw 7, through screw 7 and the 6 cooperation in fixed orifices, can accomplish the dismouting fast.

The circumferential side surface of the rubber core 1 is fixedly connected with a boss 10, the upper surface of the boss 10 is provided with a first limiting groove 11, and the lower surface of the bottom pressing ring 2 is provided with a second limiting groove 12.

The first limiting groove 11 and the second limiting groove 12 are matched to form a clamping groove, a plurality of pins 13 are placed in the clamping groove, the pins 13 are limited and fixed through the clamping groove, and the pins 13 are convenient to wire.

The rubber core 1 is made of an insulating high-temperature-resistant material through injection molding, and the lantern ring 3 and the commutator segment 4 are made of conductive materials.

The commutator segments 4 are evenly distributed at intervals by taking the lantern ring 3 as the center of a circle.

As shown in fig. 1-5, the present embodiment is a micro motor commutator, and the basic principle of the present invention is: through setting up first direction slope 8 and second direction slope 9, when the tin pearl fell into between the commutator segment 4, can roll out along first direction slope 8 or second direction slope 9, prevent to meet accident, when commutator segment 4 damaged, can dismantle top clamping ring 5, conveniently change commutator segment 4, through screw 7 and the cooperation of fixed orifices 6, can accomplish the dismouting fast.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a micro motor commutator, includes rubber core (1), its characterized in that: glue week side fixedly connected with bottom clamping ring (2) of core (1), the week side cover of core (1) has cup jointed lantern ring (3), the week side welding of the lantern ring (3) has a plurality of switching-over pieces (4), glue core (1) and be connected with top clamping ring (5), bottom clamping ring (2), lantern ring (3), top clamping ring (5) from the bottom up set gradually, first direction slope (8) have been seted up to the upper end of bottom clamping ring (2), second direction slope (9) have been seted up to the lower extreme of top clamping ring (5).

2. The micro motor commutator according to claim 1, wherein a plurality of fixing holes (6) are formed on the circumferential side surfaces of the rubber core (1) and the top pressing ring (5), and a screw (7) is connected to the plurality of fixing holes (6) in a threaded manner.

3. The micro-motor commutator according to claim 2, wherein a boss (10) is fixedly connected to the peripheral side surface of the rubber core (1), a first limit groove (11) is formed in the upper surface of the boss (10), and a second limit groove (12) is formed in the lower surface of the bottom pressing ring (2).

4. A commutator for a miniature motor according to claim 3, wherein the first limiting groove (11) and the second limiting groove (12) cooperate to form a slot, and a plurality of pins (13) are disposed in the slot.

5. A miniature motor commutator according to claim 4 in which the rubber core (1) is injection molded from a high temperature resistant insulating material.

6. A miniature motor commutator as claimed in claim 5 in which the said collars (3) and segments (4) are of electrically conductive material.

7. The micro-motor commutator according to claim 6, wherein the commutator segments (4) are uniformly distributed at intervals around the collar (3).