CN217362095U - Reinforced commutator - Google Patents

Abstract

The utility model discloses a reinforced commutator, including inner skleeve and the outer sleeve of assembly on its outer wall, set up spacing groove on the outer wall of outer sleeve, spacing groove is formed by logical groove on the outer sleeve lateral wall and the interior groove on the inner skleeve lateral wall intercommunication, be equipped with the commutator segment on the outer wall of outer sleeve, fixed mounting has the limiting plate with spacing groove specification looks adaptation on the outer wall of commutator segment, the bottom of limiting plate has seted up the draw-in groove, and the bottom of inner skleeve is equipped with the snap ring with draw-in groove specification looks adaptation; this reinforcement type commutator through the setting of spacing groove in inner skleeve and the outer sleeve, through the setting of logical groove in the spacing groove and inside groove, can make its and the limiting plate on the commutator segment outer wall carry out the joint, and then can prescribe a limit to the position of commutator segment, and furtherly, the setting of limiting plate bottom draw-in groove can make its and the mutual joint of snap ring, prescribes a limit to the position of the inboard multiunit commutator segment of inner skleeve and outer sleeve.

Description

Reinforced commutator

Technical Field

The utility model relates to a commutator technical field specifically is a reinforcement type commutator.

Background

The commutator is a component that is mounted on the motor and allows the motor to continue to rotate. The existing commutator directly fixes all the commutator segments together through an insulating sleeve, and the commutator segments are easy to loosen and cannot work normally under the action of eccentricity over time because the commutator is in a rotating state in the working process.

We therefore propose a reinforced commutator.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a reinforcement type commutator has solved the not good and then easy not hard up condition appearance when easy when current device assembly fastness.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a reinforcement type commutator, includes inner skleeve and assembles the outer sleeve on its outer wall, the spacing groove has been seted up on the outer wall of outer sleeve, the spacing groove is formed by logical groove on the outer sleeve lateral wall and the inside groove intercommunication on the inner skleeve lateral wall, be equipped with the commutator segment on the outer wall of outer sleeve, fixed mounting has the limiting plate with spacing groove specification looks adaptation on the outer wall of commutator segment, the draw-in groove has been seted up to the bottom of limiting plate, and the bottom of inner skleeve is equipped with the snap ring with draw-in groove specification looks adaptation.

Preferably, ten groups of commutator segments with the same specification are assembled on the outer wall of the outer sleeve, and mica sheets positioned on the outer wall of the outer sleeve are assembled between adjacent commutator segments.

Preferably, the bottom of the inner sleeve is provided with an inner annular groove, the bottom of the outer sleeve is provided with an outer annular groove, the bottoms of the inner sleeve and the outer sleeve are provided with a blocking seat, the blocking seat is an annular base, and the top of the blocking seat is fixedly provided with two groups of top rings which correspond to the positions of the outer annular groove and the inner annular groove and are adaptive to the specifications.

Preferably, the snap ring is assembled in the inside groove and the inboard draw-in groove of multiunit limiting plate, the snap ring increases gradually from last to bottom thickness, and the snap ring is formed by insulating plastic preparation.

Preferably, the commutator segment is an arc-shaped segment, and an L-shaped connecting block is fixedly mounted at the top of the commutator segment.

(III) advantageous effects

The utility model provides a reinforcement type commutator. The method has the following beneficial effects:

1. this reinforcement type commutator, setting through the spacing groove in inner skleeve and the outer sleeve, setting through logical groove and inside groove in the spacing groove, can make its and the limiting plate on the commutator segment outer wall carry out the joint, and then can prescribe a limit to the position of commutator segment, furtherly, the setting of limiting plate bottom draw-in groove, can make its and the mutual joint of snap ring, prescribe a limit to the position of the inboard multiunit commutator segment of inner skleeve and outer sleeve, furthermore, the setting of stifled seat can prescribe a limit to the position of snap ring, thereby can reach the effect of carrying out multiple position to prescribe a limit to the commutator segment in inner skleeve and the outer sleeve, the not good and then the easy not hard up condition appearance when leading to easily when having solved current device assembly.

2. This reinforcement type commutator through the setting of inner skleeve and outer sleeve, makes its equipment become an integral sleeve, is suitable for and assembles multiunit commutator segment, and the operation is simple relatively, and is simultaneously spacing effectual to the commutator segment, and in addition, the snap ring is from the setting that inside to outside thickness increases in proper order, is convenient for increase gradually the interact power between snap ring lateral wall and the draw-in groove inner wall, and then can guarantee the fastness of joint between its and the draw-in groove, and the side has increased the spacing effect of the device to the commutator segment.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic structural view of the limiting groove of the present invention;

FIG. 4 is a schematic sectional view of the present invention;

fig. 5 is a schematic structural diagram of the commutator segment of the present invention.

In the figure: 1. an inner sleeve; 2. an outer sleeve; 3. mica sheets; 4. a commutator segment; 5. a card slot; 6. plugging a seat; 7. a limiting groove; 8. an outer ring groove; 9. an inner ring groove; 10. a snap ring; 11. an inner tank; 12. a through groove; 13. and a limiting plate.

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. 1-5, an embodiment of the present invention provides a technical solution: a reinforced commutator comprises an inner sleeve 1 and an outer sleeve 2 assembled on the outer wall of the inner sleeve, wherein a limiting groove 7 is formed in the outer wall of the outer sleeve 2, the limiting groove 7 is formed by communicating a through groove 12 in the side wall of the outer sleeve 2 with an inner groove 11 in the side wall of the inner sleeve 1, a commutator segment 4 is assembled on the outer wall of the outer sleeve 2, a limiting plate 13 matched with the limiting groove 7 in specification is fixedly installed on the outer wall of the commutator segment 4, a clamping groove 5 is formed in the bottom of the limiting plate 13, and a clamping ring 10 matched with the clamping groove 5 in specification is assembled at the bottom of the inner sleeve 1;

in the embodiment, it should be added that, in the reinforced commutator, the inner sleeve 1 and the outer sleeve 2 are provided with the limiting groove 7, the through groove 12 and the inner groove 11 in the limiting groove 7 are provided, so that the reinforced commutator can be clamped with the limiting plate 13 on the outer wall of the commutator segment 4, and the position of the commutator segment 4 can be limited, further, the clamping groove 5 at the bottom of the limiting plate 13 can be clamped with the clamping ring 10, the positions of multiple groups of commutator segments 4 inside the inner sleeve 1 and the outer sleeve 2 can be limited, and in addition, the clamping ring 10 can be limited in position by the arrangement of the blocking seat 6, so that the effect of limiting multiple positions of the commutator segments 4 in the inner sleeve 1 and the outer sleeve 2 can be achieved, and the problem that the conventional device is poor in firmness during assembly and easy to loosen is solved.

In the embodiment, it should be added that ten sets of commutator segments 4 with the same specification are assembled on the outer wall of the outer sleeve 2, and a mica sheet 3 positioned on the outer wall of the outer sleeve 2 is assembled between adjacent commutator segments 4;

the mica sheets 3 can separate the adjacent commutator segments 4, so that the condition that the adjacent commutator segments 4 are contacted to cause short circuit in the rotating process is avoided.

In this embodiment, it should be added that the bottom of the inner sleeve 1 is provided with an inner annular groove 9, the bottom of the outer sleeve 2 is provided with an outer annular groove 8, the bottoms of the inner sleeve 1 and the outer sleeve 2 are provided with a blocking seat 6, the blocking seat 6 is an annular base, and the top of the blocking seat 6 is fixedly provided with two sets of top rings which correspond to the positions of the outer annular groove 8 and the inner annular groove 9 and have adaptive specifications;

in the present embodiment, it should be further added that the snap ring 10 is assembled in the inner groove 11 and the snap grooves 5 inside the multiple sets of limiting plates 13, the thickness of the snap ring 10 gradually increases from top to bottom, and the snap ring 10 is made of insulating plastic;

wherein, reinforcement type commutator, setting through inner skleeve 1 and outer sleeve 2, make its equipment become an integral sleeve, be suitable for and assemble multiunit commutator segment 4, the operation is simple relatively, simultaneously to commutator segment 4 spacing effectual, in addition, snap ring 10 from interior to the setting that outer thickness increases in proper order, be convenient for increase gradually the interact power between snap ring 10 lateral wall and the 5 inner walls of draw-in groove, and then can guarantee the fastness of joint between its and draw-in groove 5, the side has increased the device to commutator segment 4 spacing effect.

In this embodiment, it should be added that the commutator segment 4 is an arc segment, and an L-shaped connecting block is fixedly installed on the top of the commutator segment 4.

The utility model discloses a theory of operation and use flow: when the device is needed to work, the limiting plates 13 on the multiple groups of commutator segments 4 are inserted into the limiting grooves 7 in advance, the commutator segments are assembled in the inner grooves 11 and the through grooves 12, then the clamping rings 10 are placed in the clamping grooves at the bottoms of the inner sleeve 1 and the outer sleeve 2, the commutator segments are clamped with the clamping grooves 5 in the multiple groups of commutator segments 4, and finally the blocking seats 6 are sleeved in the outer ring grooves 8 and the inner ring grooves 9 at the bottoms of the inner sleeve 1 and the outer sleeve 2, so that the effect of limiting the positions of the clamping rings 10 is achieved, and the problem that the commutator segments 4 are easy to loosen and the commutator cannot work normally due to poor limiting effect of the conventional device on the commutator segments 4 is solved.

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 evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. A reinforced commutator, characterized in that: including inner skleeve (1) and assemble outer sleeve (2) on its outer wall, spacing groove (7) have been seted up on the outer wall of outer sleeve (2), spacing groove (7) are formed by logical groove (12) on outer sleeve (2) lateral wall and inside groove (11) intercommunication on inner skleeve (1) lateral wall, be equipped with commutator segment (4) on the outer wall of outer sleeve (2), fixed mounting has limiting plate (13) with spacing groove (7) specification looks adaptation on the outer wall of commutator segment (4), draw-in groove (5) have been seted up to the bottom of limiting plate (13), and the bottom of inner skleeve (1) is equipped with snap ring (10) with draw-in groove (5) specification looks adaptation.

2. A reinforced commutator according to claim 1, wherein: the outer wall of the outer sleeve (2) is provided with ten groups of commutator segments (4) with the same specification, and mica sheets (3) positioned on the outer wall of the outer sleeve (2) are arranged between the adjacent commutator segments (4).

3. A reinforced commutator according to claim 1, wherein: the inner ring groove (9) is formed in the bottom of the inner sleeve (1), the outer ring groove (8) is formed in the bottom of the outer sleeve (2), the blocking seats (6) are assembled at the bottoms of the inner sleeve (1) and the outer sleeve (2), the blocking seats (6) are annular bases, and two groups of top rings which correspond to the outer ring groove (8) and the inner ring groove (9) in position and are adaptive to the specifications are fixedly installed at the tops of the blocking seats (6).

4. A reinforced commutator according to claim 1, wherein: the clamping ring (10) is assembled in the clamping grooves (5) on the inner sides of the inner grooves (11) and the multiple groups of limiting plates (13), the thickness of the clamping ring (10) is gradually increased from top to bottom, and the clamping ring (10) is made of insulating plastic.

5. The reinforced commutator recited in claim 1, wherein: the commutator segment (4) is an arc-shaped segment, and an L-shaped connecting block is fixedly mounted at the top of the commutator segment (4).

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