CN210898694U

CN210898694U - Motor stator coil connecting sheet

Info

Publication number: CN210898694U
Application number: CN201922334796.5U
Authority: CN
Inventors: 李文玉
Original assignee: Changzhou Wujin Asia Pacific Electrical And Mechanical Parts Co ltd
Current assignee: Changzhou Wujin Asia Pacific Electrical And Mechanical Parts Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-06-30
Anticipated expiration: 2029-12-23

Abstract

The utility model relates to a motor stator coil connecting sheet, which comprises an installation sheet and a clamping sheet which are connected in sequence and are integrally formed, wherein the installation sheet is provided with an installation hole; the mounting piece is provided with a first central line, the clamping piece is provided with a second central line which is parallel to and staggered with the first central line, the clamping piece is bent anticlockwise at the joint of the mounting piece and the clamping piece, and the perpendicular bisector of the bending line between the mounting piece and the clamping piece does not pass through the circle center of the mounting hole; the clamping sheet comprises an intermediate sheet and a fixing sheet, the intermediate sheet is connected with the mounting sheet, and the fixing sheet is bent clockwise at the joint of the intermediate sheet and the fixing sheet; a plurality of fins are arranged on two opposite sides of the fixing piece. The end part of the stator coil is placed on the fixing piece, then the fin is folded towards the fixing piece, the end part of the stator coil is clamped between the fin and the fixing piece, and then the connecting piece of the stator coil of the motor is fixed on the motor shell in a mode that the mounting hole is sleeved with the hexagon bolt, so that the stator coil can be quickly disassembled and assembled.

Description

Motor stator coil connecting sheet

Technical Field

The utility model relates to a connector technical field specifically is a motor stator coil connection piece.

Background

The stator is the stationary part of the motor or generator; the stator consists of a stator core, a stator winding and a base; the main function of the stator is to generate a rotating magnetic field, and the main function of the rotor is to be cut by magnetic lines in the rotating magnetic field to generate (output) current; the stator winding mainly comprises coils, the stator coils are generally connected in a welding mode, and when the stator coils need to be disassembled, only a forced destruction method can be adopted, so that the disassembly and the assembly are difficult, and the coils are damaged.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the technical problem of traditional stator coil dismouting difficulty is solved.

The utility model provides a motor stator coil connecting sheet, which comprises an installation sheet and a clamping sheet which are connected in sequence and are integrally formed, wherein the installation sheet is provided with an installation hole; the mounting piece is provided with a first central line, the clamping piece is provided with a second central line which is parallel to and staggered with the first central line, the clamping piece is bent anticlockwise at the joint of the mounting piece and the clamping piece, and the perpendicular bisector of the bending line between the mounting piece and the clamping piece does not pass through the circle center of the mounting hole;

the clamping piece comprises a middle piece and a fixing piece which are sequentially connected and integrally formed, the middle piece is connected with the mounting piece, and the fixing piece is bent clockwise at the joint of the middle piece and the fixing piece;

a plurality of fins are arranged on two opposite sides of the fixing piece.

The utility model discloses a theory of operation does: the stator coil end part is placed on the fixing piece firstly, then the fin is folded towards the fixing piece, the stator coil end part is clamped between the fin and the fixing piece, and then the motor stator coil connecting piece is fixed on the motor shell in a mode of sleeving the hexagon bolt through the mounting hole, so that the stator coil is quickly disassembled and assembled, the middle piece is clamped with one side of the hexagon bolt head, and the rotation of the motor stator coil connecting piece can be avoided.

Further, the fins comprise a first fin and a second fin which are symmetrically arranged and have the same structure, and a third fin and a fourth fin which are symmetrically arranged and have the same structure, the first fin and the second fin are close to the mounting piece, and the height of the first fin is smaller than that of the third fin. When the end part of the stator coil is fixed, the third fin and the fourth fin are firstly folded towards the fixing piece, and the end part of the stator coil can be ensured to be clamped between the fins and the fixing piece due to the fact that the third fin and the fourth fin are higher.

Further, the first fin and the fixing sheet form an obtuse angle, and the third fin and the fixing sheet form an obtuse angle. So be convenient for stator coil installation, the copper wire spills outside the fin when avoiding stator coil tip to install on the stationary blade.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is an expanded view of the present invention;

fig. 2 is a schematic structural diagram of the present invention;

fig. 3 is a front view of the present invention;

fig. 4 is a top view of the present invention;

fig. 5 is a left side view of the present invention;

fig. 6 is a schematic view of the present invention mounted to a motor casing;

FIG. 7 is an enlarged view at A in FIG. 6;

in the figure: 1. mounting a sheet; 2. a clip sheet; 11. a first centerline; 12. mounting holes; 21. a second centerline; 22. an intermediate sheet; 23. a fixing sheet; 24. a fin; 241. a first fin; 242. a second fin; 243. a third fin; 244. and a fourth fin.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

As shown in fig. 1, the utility model relates to a motor stator coil connecting sheet, which comprises a mounting sheet 1 and a clamping sheet 2 which are connected in sequence and integrally formed, wherein the mounting sheet 1 is provided with a mounting hole 12; the mounting piece 1 is provided with a first central line 11, the clamping piece 2 is provided with a second central line 21 which is parallel to and staggered with the first central line 11, the clamping piece 2 is bent 90 degrees anticlockwise at the joint of the mounting piece 1 and the clamping piece 2, and the perpendicular bisector of the bending line between the mounting piece 1 and the clamping piece 2 does not pass through the circle center of the mounting hole 12;

as shown in fig. 2 and 3, the clamping piece 2 comprises a middle piece 22 and a fixing piece 23 which are sequentially connected and integrally formed, the middle piece 22 is connected with the installation piece 1, and the fixing piece 23 is clockwise bent by 90 degrees at the joint of the middle piece 22 and the fixing piece 23;

a plurality of fins 24 are arranged on two opposite sides of the fixing piece 23, the fins 24 comprise a first fin 241 and a second fin 242 which are symmetrically arranged and have the same structure, and a third fin 243 and a fourth fin 244 which are symmetrically arranged and have the same structure, as shown in fig. 4, the first fin 241 and the second fin 242 are close to the mounting piece 1, and the height of the first fin 241 is smaller than that of the third fin 243; when the end part of the stator coil is fixed, the third fin 243 and the fourth fin 244 are firstly folded towards the fixing piece 23, and the end part of the stator coil can be ensured to be clamped between the fins 24 and the fixing piece 23 due to the fact that the third fin 243 and the fourth fin 244 are higher; as shown in fig. 5, the first fin 241 forms an obtuse angle with the stator sheet 23, so as to facilitate the stator coil installation and prevent the copper wires from leaking out of the fins 24 when the stator coil end is installed on the stator sheet 23;

the utility model discloses a theory of operation does: the stator coil end is placed on the fixing piece 23, then the fin 24 is folded towards the fixing piece 23, so that the stator coil end is clamped between the fin 24 and the fixing piece 23, as shown in fig. 6 and 7, the motor stator coil connecting piece is fixed on the motor shell in a mode that the mounting hole 12 is sleeved with a hexagon bolt, and therefore the stator coil is quickly disassembled and assembled, the middle piece 22 is clamped with one side of the head of the hexagon bolt, and the rotation of the motor stator coil connecting piece can be avoided.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a motor stator coil connection piece which characterized in that: the clamping device comprises an installation sheet (1) and a clamping sheet (2) which are sequentially connected and integrally formed, wherein the installation sheet (1) is provided with an installation hole (12); the mounting piece (1) is provided with a first central line (11), the clamping piece (2) is provided with a second central line (21) which is parallel to the first central line (11) and staggered with the first central line, the clamping piece (2) is bent anticlockwise at the joint of the mounting piece (1) and the clamping piece (2), and the perpendicular bisector of the bending line between the mounting piece (1) and the clamping piece (2) does not pass through the circle center of the mounting hole (12);

the clamping piece (2) comprises an intermediate piece (22) and a fixing piece (23) which are sequentially connected and integrally formed, the intermediate piece (22) is connected with the mounting piece (1), and the fixing piece (23) is bent clockwise at the connecting part of the intermediate piece (22) and the fixing piece (23);

and a plurality of fins (24) are arranged on two opposite sides of the fixing piece (23).

2. A motor stator coil connection piece as claimed in claim 1, wherein: the fin (24) comprises a first fin (241) and a second fin (242) which are symmetrically arranged and have the same structure, and a third fin (243) and a fourth fin (244) which are symmetrically arranged and have the same structure, the first fin (241) and the second fin (242) are close to the mounting piece (1), and the height of the first fin (241) is smaller than that of the third fin (243).

3. A motor stator coil connection piece according to claim 2, wherein: the first fin (241) forms an obtuse angle with the fixing piece (23), and the third fin (243) forms an obtuse angle with the fixing piece (23).