CN216055604U

CN216055604U - Novel commutator

Info

Publication number: CN216055604U
Application number: CN202122473749.6U
Authority: CN
Inventors: 王昌胜
Original assignee: Ruian Huafu Electrical Appliance Co ltd
Current assignee: Ruian Huafu Electrical Appliance Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-03-15
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a novel commutator, which comprises a commutator body, wherein the top of the commutator body is fixedly connected with a connector, the outer wall of the commutator body is sleeved with a first protective sleeve, the outer wall of the connector is sleeved with a second protective sleeve, one side of the connector is fixedly connected with a plurality of arc-shaped plates in an equidistant surrounding manner, one end of each arc-shaped plate is connected with a limiting clamping plate, the top of the second protective sleeve is provided with a through hole, the bottom of the second protective sleeve is provided with a clamping groove, the inner side of the second protective sleeve is provided with a plurality of arc-shaped grooves in an equidistant surrounding manner, and one end of each arc-shaped groove is provided with a limiting groove. This novel commutator through the effect of first lag, second lag and third protection sheath to having improved the protection to the commutator, through the effect of mutually supporting between spacing groove and spacing cardboard and arc wall and the spacing cardboard, can realize first protection sheath and second protective sheath and the originally quick installation dismantlement of commutator.

Description

Novel commutator

Technical Field

The utility model relates to the technical field of commutators, in particular to a novel commutator.

Background

The commutator is a part used as current commutation on a direct current motor and an alternating current series motor, in order to enable the motor to continuously rotate, the commutator is commonly called a commutator, a plurality of contact pieces are encircled into a circle and are respectively connected with each contact on a rotor, two electrodes connected outside are called brushes to be contacted with the contact, and only two of the brushes are contacted with the contact.

The existing commutator has poor self protection, and the internal structure of the existing commutator is easily damaged when the existing commutator is collided, so that the existing commutator cannot be used subsequently.

Disclosure of Invention

The utility model aims to provide a novel commutator, which solves the problems that the existing commutator in the background art has poor self-protection performance, and the internal structure of the existing commutator is easily damaged when the existing commutator is collided, so that the existing commutator cannot be used subsequently.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel commutator comprises a commutator body, a connector, a second protective sleeve, a first protective sleeve, an annular body, arc plates, limiting clamping plates, arc grooves, limiting grooves, through holes, clamping grooves, a first protective sleeve, a second protective sleeve, a third protective sleeve, a second buffer pad, a first buffer pad, a connecting column and arc reinforcing ribs, wherein the top of the commutator body is fixedly connected with the connector, the outer wall of the commutator body is sleeved with the first protective sleeve, the outer wall of the connector is sleeved with the second protective sleeve, one side of the connector is equidistantly and fixedly connected with a plurality of arc plates, one end of each arc plate is fixedly connected with the limiting clamping plates, the top of the second protective sleeve is provided with the through holes, the bottom of the second protective sleeve is provided with the clamping grooves, the inner side of the second protective sleeve is equidistantly and circumferentially provided with a plurality of arc grooves, one end of each arc groove is provided with the limiting grooves, the limiting groove is matched with the limiting clamping plate, and the arc-shaped groove is matched with the arc-shaped plate and the limiting clamping plate.

Preferably, annular bodies are arranged among the arc-shaped plates and fixedly connected with one side of the connector.

Preferably, a third protective sleeve is sleeved in a through hole in the top end of the second protective sleeve, and the third protective sleeve is clamped with the annular body.

Preferably, the first protective sleeve, the second protective sleeve and the third protective sleeve sequentially consist of the first protective sleeve, the second protective sleeve and the third protective sleeve from outside to inside, and the first protective sleeve, the second protective sleeve and the third protective sleeve are made of nitrile rubber.

Preferably, a plurality of first blotters of the impartial interval fixedly connected with of inner wall of first lag, second lag and third prevention sheath, a plurality of second blotters of the equidistant fixedly connected with of outer wall of third prevention sheath, equal fixedly connected with spliced pole between per two adjacent first blotters and the second blotter.

Preferably, an arc-shaped reinforcing rib is fixedly connected between every two adjacent connecting columns.

Compared with the prior art, the utility model has the beneficial effects that:

1. the novel commutator can effectively improve the protection of the commutator by the action of the first protective sleeve, the second protective sleeve and the third protective sleeve which are composed of the first protective sleeve, the second protective sleeve and the third protective sleeve, and can effectively realize the quick installation and disassembly of the first protective sleeve, the second protective sleeve and the commutator body by the mutual matching action of the limiting groove and the limiting clamping plate and the arc-shaped groove and the arc-shaped plate and the limiting clamping plate;

2. according to the novel commutator, the first protective sleeve, the second protective sleeve and the third protective sleeve are all made of nitrile rubber, so that the protective performance of the first protective sleeve, the second protective sleeve and the third protective sleeve on the commutator can be effectively improved;

3. this novel commutator through the effect of mutually supporting between a plurality of first blotters, spliced pole and the second blotter to can the effectual buffering damping performance who improves first lag, second lag and third lag, and then can improve the protection to the commutator, avoid inner structure impaired.

Drawings

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

FIG. 2 is a schematic structural diagram of a commutator body according to the present invention;

FIG. 3 is a schematic structural view of a second protective cover according to the present invention;

FIG. 4 is a schematic view of the internal structure of the second protective sheath of the present invention;

fig. 5 is an enlarged view of the area a in fig. 4 according to the present invention.

In the figure: 1. a commutator body; 2. a connector; 3. a second protective cover; 4. a first protective cover; 5. an annular body; 6. an arc-shaped plate; 7. a limiting clamping plate; 8. an arc-shaped slot; 9. a limiting groove; 10. a through hole; 11. a card slot; 12. a first protective sheath; 13. a second protective cover; 14. a third protective cover; 15. a second cushion pad; 16. a first cushion pad; 17. connecting columns; 18. and (4) arc reinforcing ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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.

Referring to fig. 1-5, the present invention provides a technical solution: a novel commutator comprises a commutator body 1, a connector 2, a second protective sleeve 3, a first protective sleeve 4, an annular body 5, arc-shaped plates 6, a limiting clamping plate 7, an arc-shaped groove 8, a limiting groove 9, a through hole 10, a clamping groove 11, a first protective sleeve 12, a second protective sleeve 13, a third protective sleeve 14, a second buffer cushion 15, a first buffer cushion 16, a connecting column 17 and an arc-shaped reinforcing rib 18, wherein the top of the commutator body 1 is fixedly connected with the connector 2, the outer wall of the commutator body 1 is sleeved with the first protective sleeve 4, the outer wall of the connector 2 is sleeved with the second protective sleeve 3, one side of the connector 2 is fixedly connected with a plurality of arc-shaped plates 6 at equal intervals, one end of each arc-shaped plate 6 is fixedly connected with the limiting clamping plate 7, the top of the second protective sleeve 3 is provided with the through hole 10, the bottom of the second protective sleeve 3 is provided with the clamping groove 11, a plurality of arc-shaped grooves 8 are formed in the inner side of the second protective sleeve 3 in an equidistant surrounding mode, a limiting groove 9 is formed in one end of each arc-shaped groove 8, the limiting grooves 9 are matched with a limiting clamping plate 7, the arc-shaped grooves 8 are matched with the arc-shaped plates 6 and the limiting clamping plates 7, and the first protective sleeve 12, the second protective sleeve 13 and the commutator segment can be effectively and quickly mounted and dismounted through the mutual matching effect between the limiting grooves 9 and the limiting clamping plates 7 and between the arc-shaped grooves 8 and the arc-shaped plates 6 and the limiting clamping plates 7;

an annular body 5 is arranged among the arc-shaped plates 6, the annular body 5 is fixedly connected with one side of the connector 2, a third protective sleeve is sleeved in a through hole 10 at the top end of the second protective sleeve 3 and is clamped with the annular body 5, the first protective sleeve 4, the second protective sleeve 3 and the third protective sleeve are sequentially composed of a first protective sleeve 12, a second protective sleeve 13 and a third protective sleeve 14 from outside to inside, the first protective sleeve 12, the second protective sleeve 13 and the third protective sleeve 14 are all made of nitrile rubber, through the action of the first protective sleeve 4, the second protective sleeve 3 and the third protective sleeve which are composed of the first protective sleeve 12, the second protective sleeve 13 and the third protective sleeve 14, and the first protective sheath 12, the second protective sheath 13 and the third protective sheath 14 are all made of nitrile rubber, therefore, the protection performance of the first protection sleeve 4, the second protection sleeve 3 and the third protection sleeve on the commutator can be effectively improved.

First lag 4, a plurality of first blotter 16 of the impartial interval fixedly connected with of inner wall of second lag 3 and third prevention sheath, a plurality of second blotter 15 of the equidistant fixedly connected with of outer wall of third prevention sheath, equal fixedly connected with spliced pole 17 between per two adjacent first blotter 16 and the second blotter 15, every adjacent two equal fixedly connected with arc strengthening rib 18 between spliced pole 17, through the effect of mutually supporting between a plurality of first blotters 16, spliced pole 17 and the second blotter 15 to can effectual improvement first lag 4, the buffering damping performance of second lag 3 and third prevention sheath, and then can improve the protection to the commutator, avoid inner structure impaired.

The working principle is as follows: for the novel commutator, the first protective sleeve 4 is sleeved on the commutator body 1, the second protective sleeve 3 is sleeved on the connector 2, each arc-shaped groove 8 and the corresponding arc-shaped plate 6 are positioned on the same axis, then the pressing rotation is carried out until the limiting clamping plate 7 at one end of each arc-shaped plate 6 is screwed into the corresponding limiting groove 9, then the protection performance of the first protective sleeve 4, the second protective sleeve 3 and the third protective sleeve on the commutator can be effectively improved through the mutual matching effect among the plurality of first cushion pads 16, the connecting columns 17 and the second cushion pads 15, so that the buffering and damping performance of the first protective sleeve 4, the second protective sleeve 3 and the third protective sleeve can be effectively improved, and further the protection of the commutator can be improved, the damage of the internal structure is avoided, and the using process of the whole novel commutator is completed.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel commutator, includes commutator body (1), connector (2), second lag (3), first lag (4), ring body (5), arc (6), spacing cardboard (7), arc (8), spacing groove (9), through-hole (10), draw-in groove (11), first protective sheath (12), second protective sheath (13), third protective sheath (14), second blotter (15), first blotter (16), spliced pole (17), arc strengthening rib (18), its characterized in that: the top of the commutator body (1) is fixedly connected with a connector (2), the outer wall of the commutator body (1) is sleeved with a first protective sleeve (4), the outer wall of the connector (2) is sleeved with a second protective sleeve (3), one side of the connector (2) is fixedly connected with a plurality of arc-shaped plates (6) in an equidistant surrounding manner, one end of each arc-shaped plate (6) is fixedly connected with a limiting clamping plate (7), the top of the second protective sleeve (3) is provided with a through hole (10), the bottom of the second protective sleeve (3) is provided with a clamping groove (11), a plurality of arc-shaped grooves (8) are formed in the inner side of the second protective sleeve (3) in an equidistant surrounding manner, a limiting groove (9) is formed in one end of each arc-shaped groove (8), the limiting groove (9) and the limiting clamping plate (7) are arranged in a matched mode, and the arc-shaped groove (8) is arranged in a matched mode with the arc-shaped plate (6) and the limiting clamping plate (7).

2. The novel commutator of claim 1 wherein: a ring body (5) is arranged between the arc-shaped plates (6), and the ring body (5) is fixedly connected with one side of the connector (2).

3. The novel commutator of claim 2 wherein: and a third protective sleeve is sleeved in a through hole (10) in the top end of the second protective sleeve (3), and the third protective sleeve is clamped with the annular body (5).

4. The novel commutator of claim 1 wherein: first lag (4), second lag (3) and third lag outside-in comprise first lag (12), second protective sheath (13) and third protective sheath (14) in proper order, the material of first lag (12), second protective sheath (13) and third protective sheath (14) is butadiene acrylonitrile rubber.

5. The novel commutator of claim 1 wherein: first lag (4), a plurality of first blotter (16) of the impartial interval fixedly connected with of inner wall of second lag (3) and third prevention sheath, a plurality of second blotter (15) of the equidistant fixedly connected with of outer wall of third prevention sheath, equal fixedly connected with spliced pole (17) between per two adjacent first blotter (16) and second blotter (15).

6. The novel commutator of claim 1 wherein: arc-shaped reinforcing ribs (18) are fixedly connected between every two adjacent connecting columns (17).