CN217036284U - Commutator copper row positioning structure - Google Patents

Abstract

The utility model discloses a commutator copper row positioning structure, which comprises: the positioning device comprises a positioning column, a connecting rod fixedly connected to the bottom of the positioning column and a movable sleeve sleeved outside the connecting rod, wherein the outside of the positioning column is fixedly connected with a fixed sleeve, a central shaft is fixed on the inner wall of the fixed sleeve, a first clamping plate and a second clamping plate are sleeved on the central shaft and are in cross connection, a reset spring is fixedly connected between the first clamping plate and the second clamping plate and is positioned in the fixed sleeve, pull ropes are fixed to one end of the first clamping plate and one end of the second clamping plate, the two pull ropes are also commonly connected with a connecting rope, and one end of the connecting rope is fixedly connected to the movable sleeve; the problems that most of commutator copper bars are very complex in the installation and welding process and need a large amount of time and labor force can be solved.

Description

Commutator copper row positioning structure

Technical Field

The utility model relates to a commutator copper bar positioning structure, and belongs to the technical field of copper bar installation.

Background

The commutator, also known as "commutator", is an important part of the armature of dc and ac commutator motors, and is made up of many copper sheets separated by mica sheets into cylindrical or disk shape, each copper sheet is connected with some armature winding elements. When the armature rotates, the copper sheets are successively contacted with the fixed brushes. In a dc motor, ac power in an armature winding is converted into dc power between brushes by the brushes and a commutator. In an alternating current commutator motor, the frequency of alternating current between brushes meets the working requirement, however, most of the existing commutator copper bars are very complicated in the process of installation and welding, and a large amount of time and manpower are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a commutator copper bar positioning structure which can solve the problems that most commutator copper bars are very complicated in the installation and welding process and need a large amount of time and labor.

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

a commutator copper row positioning structure comprises: reference column, fixed connection be in the connecting rod of reference column bottom portion with cup joint the outer movable sleeve of connecting rod, the fixed cover of the outside fixedly connected with of reference column, be fixed with the center pin on the fixed cover inner wall, splint and No. two splint have been cup jointed on the center pin, splint with No. two splint cross connection, splint with fixedly connected with reset spring between No. two splint, reset spring is located in the fixed cover, the one end of splint with the one end of No. two splint all is fixed with the rope that pulls, two the rope that pulls still is connected with jointly and connects the rope, the one end fixed connection of connecting the rope is in on the movable sleeve.

Furthermore, the number of the fixed sleeves is a plurality, and the fixed sleeves are uniformly distributed on the positioning columns.

Furthermore, the inside of fixed cover still is equipped with the locating part, the locating part includes the stopper and is located stop collar on the stopper, the stopper is fixed on the fixed cover inner wall, two pull the rope with connect the rope and all pass inside the stop collar.

Further, the stop collar is T type structure.

The utility model has the beneficial effects that: the utility model provides a commutator copper row location structure, through using this location structure, at copper bar welded in-process, break two splint with the fingers and thumb earlier, place the copper bar between two splint, reset spring resets, make splint and No. two splint press from both sides the tight fixed of copper bar, place the inside at the welding casing with the copper bar after that, be in the same place all copper bar weldings, when needs fix the axis shell in the inside of copper bar, the pulling movable sleeve, and then the pulling is connected the rope, two pulling ropes, make the bottom of splint and No. two splint to the centre removal, the top of splint and No. two splint is then opened, and then can take out location structure from the copper bar is inside, such welding process makes the welding process of copper bar very simple and convenient, the waste of time and manpower is reduced.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

FIG. 1 is a schematic diagram of a commutator copper row positioning structure according to the present application;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic view of the positioning post and the connecting rod in fig. 1.

100-commutator copper row positioning structure, 1-positioning column, 2-connecting rod, 3-movable sleeve, 4-fixed sleeve, 5-central shaft, 6-first clamping plate, 7-second clamping plate, 8-return spring, 9-pulling rope, 10-limiting piece, 101-limiting block, 102-limiting sleeve and 11-connecting rope.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

The following detailed description of embodiments of the present application will be described in conjunction with the accompanying drawings and examples. The following examples are intended to illustrate the present application, but are not intended to limit the scope of the present application.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present application and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus are not to be construed as limiting the scope of the present application. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the creation of the present application, the meaning of "a plurality" is two or more unless otherwise stated.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; 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 application can be understood by those of ordinary skill in the art through specific situations.

Referring to fig. 1 to 3, a preferred embodiment of the present invention provides a commutator copper row positioning structure 100, which includes: reference column 1, fixed connection are at connecting rod 2 of reference column 1 bottom and cup joint the movable sleeve 3 outside connecting rod 2, and movable sleeve 3 can slide from top to bottom outside connecting rod 2. The positioning column 1 is fixedly connected with a fixing sleeve 4 outside, a central shaft 5 is fixed on the inner wall of the fixing sleeve 4, and two end parts of the central shaft 5 are respectively fixed on the inner wall of the fixing sleeve 4, namely, the installation direction of the central shaft 5 is vertical to the extension direction of the fixing sleeve 4.

Cup jointed a splint 6 and No. two splint 7 on the center pin 5, splint 6 and No. two splint 7 cross connection, promptly, center pin 5 is as the rotation axis of a splint 6 and No. two splint 7, and a splint 6 and No. two splint 7 can be rotatory around this center pin 5 to make two tip of a splint 6 and No. two splint 7 be close to or separate, and then can press from both sides tight fixed copper bar or loosen the copper bar.

A return spring 8 is fixedly connected between the first clamping plate 6 and the second clamping plate 7, and the return spring 8 is positioned in the fixed sleeve 4. One end of the first clamping plate 6 and one end of the second clamping plate 7 are both fixed with pulling ropes 9, the two pulling ropes 9 are also connected with a connecting rope 11 together, and one end of the connecting rope 11 is fixedly connected to the movable sleeve 3. Open the top of splint 6 and No. two splint 7 as required for when copper bar and location structure 100 separate, only need stimulate the movable sleeve 3, rope 11 is connected in the 3 stimulations of movable sleeve, connects two pulling ropes 9 of 11 stimulations of rope, makes the bottom of splint 6 and No. two splint 7 to the centre removal, and the top of splint 6 and No. two splint 7 is opened, and then can follow the inside taking out of copper bar with location structure 100.

Optionally, the number of the fixing sleeves 4 is several, the fixing sleeves 4 are uniformly distributed on the positioning column 1, and the structures inside the fixing sleeves 4 are the same.

The inside of fixed cover 4 still is equipped with locating part 10, and locating part 10 includes stopper 101 and the stop collar 102 that is located on stopper 101, and stopper 101 is fixed on fixed cover 4 inner wall, and stop collar 102 passes stopper 101. The limiting sleeve 102 is of a hollow structure, and the two pulling ropes 9 and the connecting rope 11 penetrate through the limiting sleeve 102. In this embodiment, the stop collar 102 has a T-shaped configuration.

To sum up, the application provides a commutator copper bar location structure, through using this location structure, in copper bar welded in-process, break two splint off with the fingers and thumb earlier, place the copper bar between two splint, reset spring resets, make splint and No. two splint press from both sides tight fixed to the copper bar, place the copper bar in the inside of welding the casing afterwards, weld all copper bars together, when needs fix the axis shell in the inside of copper bar, the pulling movable sleeve, and then the pulling is connected the rope, two pulling ropes, make the bottom of splint and No. two splint move to the centre, the top of splint and No. two splint is then opened, and then can take out location structure from the copper bar is inside, such welding process makes the welding process of copper bar very simple and convenient, the waste of time and manpower has been reduced.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the utility model, and these changes and modifications are all within the scope of the utility model. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (4)

1. A commutator copper row positioning structure is characterized by comprising: the positioning column (1), the connecting rod (2) fixedly connected with the bottom of the positioning column (1) and the movable sleeve (3) sleeved outside the connecting rod (2), the fixed sleeve (4) fixedly connected with the outside of the positioning column (1), the central shaft (5) fixed on the inner wall of the fixed sleeve (4), the first clamping plate (6) and the second clamping plate (7) sleeved on the central shaft (5), the first clamping plate (6) and the second clamping plate (7) are connected in a cross way, a reset spring (8) is fixedly connected between the first clamping plate (6) and the second clamping plate (7), the reset spring (8) is positioned in the fixed sleeve (4), one end of the first clamping plate (6) and one end of the second clamping plate (7) are both fixed with a pulling rope (9), two the pulling rope (9) is also connected with a connecting rope (11) together, one end of the connecting rope (11) is fixedly connected to the movable sleeve (3).

2. The commutator copper row positioning structure of claim 1, wherein the number of the fixing sleeves (4) is several, and several fixing sleeves (4) are uniformly distributed on the positioning column (1).

3. The commutator copper row positioning structure according to claim 1, wherein a limiting member (10) is further disposed inside the fixing sleeve (4), the limiting member (10) comprises a limiting block (101) and a limiting sleeve (102) located on the limiting block (101), the limiting block (101) is fixed on the inner wall of the fixing sleeve (4), and the two pulling ropes (9) and the connecting rope (11) both pass through the inside of the limiting sleeve (102).

4. The commutator copper row positioning structure according to claim 3, wherein the stop sleeve (102) is a T-shaped structure.

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