Novel stator and rotor

Abstract

The utility model provides a novel stator and rotor, and belongs to the field of motor accessories. The problem that an existing winding and a stator iron core are designed to be of an integrated structure is solved. The novel stator and rotor comprises a plurality of winding assemblies and a stator iron core, the stator iron core is of a cylindrical structure, the winding assemblies are sequentially distributed at intervals in the circumferential direction along the inner circumferential wall of the stator iron core and are of a split type splicing structure, and connecting structures are arranged between the winding assemblies and the inner circumferential wall of the stator iron core. The connecting structure comprises a splicing piece, a splicing groove, a pressing ring and a pressing ring, the splicing piece is fixedly connected to the end faces of the opposite sides of the winding assembly, an auxiliary groove is further formed in the inner circumferential wall of the stator core, a limiting block is arranged below the splicing piece, and the auxiliary groove is located below the splicing groove and communicated with the splicing groove; the corresponding end face of the stator iron core is provided with a pressing ring groove for the pressing ring to be installed and pressed in a limiting mode, and the groove bottom of the pressing ring groove is provided with a limiting groove which is matched with the pressing ring and communicated with the auxiliary groove. The utility model has the advantage of split type.

Description

Technical Field

[0001] The utility model belongs to the field of motor accessories and relates to a stator and rotor, in particular to a novel stator and rotor. Background Art

[0002] The stator and rotor are important components of the motor, and are mainly composed of three parts: the stator core, the winding, and the frame. The main function of the stator is to generate a rotating magnetic field. The stator winding is the winding installed on the stator, that is, the copper wire wound on the stator, which is a general term for a phase or the entire electromagnetic circuit composed of multiple coils or coil groups. The traditional motor stator core structure is generally cylindrical, and the stator winding and the stator core are generally set as an integrated structure. When the stator core is damaged after long-term use, it can only be scrapped as a whole, resulting in a large waste of materials. Summary of the invention

[0003] The purpose of the utility model is to provide a new type of split stator and rotor to solve the above problems existing in the prior art.

[0004] The purpose of the utility model can be achieved by the following technical solutions: a novel stator and rotor, comprising a plurality of winding assemblies for winding copper wires and a stator core for installing the plurality of winding assemblies, the stator core being arranged in a cylindrical structure, characterized in that the plurality of winding assemblies are sequentially spaced and distributed along the inner circumferential wall of the stator core in a circumferential direction, and are arranged in a split-type splicing structure;

[0005] A connection structure that facilitates connection and disassembly is provided between the winding assembly and the inner peripheral wall of the stator core;

[0006] The connection structure includes a splicing piece for splicing and installation, a splicing groove that cooperates with the splicing piece, a pressing ring for splicing, pressing and fixing, and a pressing ring for pressing and limiting;

[0007] The above-mentioned splicing piece is fixedly connected to the opposite side end surface of the winding assembly;

[0008] The inner circumferential wall of the stator core is also provided with an auxiliary groove for facilitating the installation of the splicing piece and the splicing groove, and a limit block is provided below the splicing piece to cooperate with the auxiliary groove for limiting the position;

[0009] The auxiliary groove is located below the splicing groove and is connected thereto;

[0010] The corresponding end surface of the stator core is provided with a clamping ring groove for the clamping ring to be installed and clamped;

[0011] A limiting groove which cooperates with the pressing ring and is connected with the auxiliary groove is provided at the bottom of the pressing ring groove.

[0012] In the above-mentioned novel stator and rotor, the clamping ring groove, limiting groove, auxiliary groove and splicing groove are arranged on the side wall of the stator core from bottom to top in sequence and are interconnected, and the number of the limiting grooves, auxiliary grooves and splicing grooves is equal to the number of winding components.

[0013] In the above-mentioned new type of stator and rotor, the splicing groove and the splicing piece have the same structural shape, both have a limiting neck and a dovetail end, the height of the splicing piece is equal to the width of the auxiliary groove, and the splicing piece is pushed into the splicing groove through the cooperation of the pressure ring, the clamping ring, the clamping ring groove and the limiting groove structure.

[0014] In the above-mentioned new type of stator and rotor, the clamping ring can be fixedly connected to the ring groove by gluing, and the corresponding end of the clamping ring located in the limiting groove is pushed into the auxiliary groove, and the pushed-in end of the clamping ring cooperates with the limiting block and fits into the auxiliary groove.

[0015] In the above-mentioned novel stator and rotor, the pressure ring and the limiting groove are both arranged in a "convex" structure, cooperating with each other to enable the splicing piece located in the auxiliary groove to be pushed into the splicing groove and blocked by the limiting block.

[0016] Compared with the prior art, the stator and rotor structure of the present invention is simple in design. The winding assembly and the stator core structure adopt a detachable split structure. The splicing connection is achieved by cooperating between the splicing groove and the splicing piece structure. At the same time, through the cooperation of the pressure ring, the clamping ring, the clamping ring groove, the limit groove, the auxiliary groove and the limit block structure, the splicing piece is guided into the splicing groove and fixed in position, which can effectively achieve stable connection strength at the splicing point and improve its overall strength, thereby facilitating winding assembly and extending its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the novel stator and rotor.

[0018] Figure 2 It is a schematic diagram of the three-dimensional structure of the winding assembly of the new stator and rotor.

[0019] Figure 3 It is a schematic diagram of the partial three-dimensional structure of the novel stator and rotor.

[0020] Figure 4 It is a schematic diagram of the partial cross-sectional structure of the new stator and rotor.

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the pressure ring of the new stator and rotor.

[0022] In the figure, 1, winding assembly; 2, stator core; 3, splicing piece; 4, splicing groove; 5, pressure ring; 6, clamping ring; 7, auxiliary groove; 8, limit block; 9, limit groove. DETAILED DESCRIPTION

[0023] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0024] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 As shown, the novel stator and rotor include a plurality of winding assemblies 1 for winding copper wires and a stator core 2 for installing the plurality of winding assemblies 1. The stator core 2 is provided with a cylindrical structure, and the plurality of winding assemblies 1 are sequentially spaced and distributed along the inner circumferential direction of the stator core 2 inner circumferential wall, and are provided with a split splicing structure. A connection structure for facilitating connection and disassembly is provided between the winding assembly 1 and the inner circumferential wall of the stator core 2. The connection structure includes a splicing piece 3 for splicing and installation, a splicing groove 4 that cooperates with the splicing piece 3, a pressing ring 5 for splicing, pressing and fixing, and a pressing ring 6 for pressing and limiting. The splicing piece 3 is fixedly connected to the opposite side end face of the winding assembly 1, and the inner circumferential wall of the stator core 2 is also provided with an auxiliary groove 7 for facilitating the installation of the splicing piece 3 and the splicing groove 4, and a splicing groove 7 that cooperates with the auxiliary groove 7 is provided below the splicing piece 3. The auxiliary groove 7 is located below the splicing groove 4 and is connected with the limiting block 8 for limiting. A clamping ring groove for limiting and installing the clamping ring 6 is provided on the corresponding end face of the stator core 2. A limiting groove 9 that cooperates with the pressing ring 5 and is connected with the auxiliary groove 7 is provided at the bottom of the clamping ring groove. The above-mentioned structural design is simple. The winding assembly 1 and the stator core 2 structure adopt a detachable split structure. The splicing connection is achieved by the structural cooperation of the splicing groove 4 and the splicing piece 3. At the same time, through the structural cooperation of the pressing ring 5, the pressing ring 6, the pressing ring groove, the limiting groove 9, the auxiliary groove 7 and the limiting block 8, the splicing piece 3 is guided and pushed into the splicing groove 4 and fixed in position, which can effectively achieve stable connection strength at the splicing point and improve its overall strength, while achieving easy winding assembly and extending its service life.

[0025] Preferably, the clamping ring groove, the limiting groove 9, the auxiliary groove 7 and the splicing groove 4 are arranged on the side wall of the stator core 2 from bottom to top in sequence and are interconnected, and the number of the limiting grooves 9, the auxiliary grooves 7 and the splicing grooves 4 is equal to the number of the winding assembly 1.

[0026] To elaborate further, in order to facilitate the implementation of the guided and limited splicing structure and to achieve the fixation of the winding assembly 1, the splicing groove 4 and the splicing piece 3 have the same structural shape, both have a limiting neck and a dovetail end, the height of the splicing piece 3 is equal to the width of the auxiliary groove 7, and the splicing piece 3 is pushed into the splicing groove 4 through the cooperation of the pressure ring 5, the clamping ring 6, the clamping ring groove and the limiting groove 9 structure.

[0027] Preferably, the clamping ring 6 can be fixedly connected to the ring groove by gluing, and the corresponding end of the clamping ring 5 located in the limiting groove 9 is pushed into the auxiliary groove 7. The pushed-in end of the clamping ring 5 cooperates with the limiting block 8 and fits into the auxiliary groove 7.

[0028] To elaborate further, in order to facilitate the insertion of the splicing piece 3 into the splicing groove 4, the pressure ring 5 and the limit groove 9 are both arranged in a "convex" structure, which cooperate with each other to enable the splicing piece 3 located in the auxiliary groove 7 to be pushed into the splicing groove 4 and blocked by the limit block 8.

[0029] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0030] Although the terms winding assembly 1, stator core 2, splicing piece 3, splicing slot 4, pressure ring 5, clamping ring 6, auxiliary slot 7, limit block 8, limit slot 9, etc. are used more frequently in this article, the possibility of using other terms is not excluded. The use of these terms is only for more convenient description and explanation of the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A novel stator and rotor, comprising a plurality of winding assemblies (1) for winding copper wires and a stator core (2) in which the plurality of winding assemblies (1) are installed, wherein the stator core (2) is arranged in a cylindrical structure, and is characterized in that: A plurality of the winding assemblies (1) are sequentially spaced and distributed along the inner circumferential wall of the stator core (2) in a circumferential direction and are arranged in a split-type splicing structure; A connection structure that facilitates connection and disassembly is provided between the winding assembly (1) and the inner peripheral wall of the stator core (2); The connection structure comprises a splicing piece (3) for splicing and installation, a splicing groove (4) cooperating with the splicing piece (3), a pressing ring (5) for splicing, pressing and fixing, and a pressing ring (6) for pressing and limiting. The above-mentioned splicing piece (3) is fixedly connected to the opposite side end surface of the winding assembly (1); The inner circumferential wall of the stator core (2) is also provided with an auxiliary groove (7) for facilitating the installation of the splicing piece (3) and the splicing groove (4); a limit block (8) is provided below the splicing piece (3) and cooperates with the auxiliary groove (7) to limit the position; The auxiliary groove (7) is located below the splicing groove (4) and is connected thereto; The corresponding end surface of the stator core (2) is provided with a clamping ring groove for the clamping ring (6) to be installed and clamped in a limited position; A limiting groove (9) is provided at the bottom of the clamping ring groove, which cooperates with the clamping ring (5) and is connected to the auxiliary groove (7).

2. A novel stator and rotor according to claim 1, characterized in that: The clamping ring groove, the limiting groove (9), the auxiliary groove (7) and the splicing groove (4) are arranged on the side wall of the stator core (2) in sequence from bottom to top and are interconnected, and the number of the limiting groove (9), the auxiliary groove (7) and the splicing groove (4) is equal to the number of the winding assembly (1).

3. A novel stator and rotor according to claim 1, characterized in that: The splicing groove (4) and the splicing piece (3) have the same structural shape and both have a limiting neck and a dovetail end. The height of the splicing piece (3) is equal to the width of the auxiliary groove (7). The splicing piece (3) is pushed into the splicing groove (4) by means of the structural cooperation of the pressure ring (5), the clamping ring (6), the clamping ring groove and the limiting groove (9).

4. A novel stator and rotor according to claim 1, characterized in that: The clamping ring (6) can be fixedly connected to the ring groove by applying glue, and the corresponding end of the clamping ring (5) located in the limiting groove (9) is pushed into the auxiliary groove (7), and the pushed-in end of the clamping ring (5) cooperates with the limiting block (8) and fits into the auxiliary groove (7).

5. A novel stator and rotor according to claim 1, characterized in that: The pressure ring (5) and the limiting groove (9) are both arranged in a "convex" structure, and cooperate with each other to enable the splicing piece (3) located in the auxiliary groove (7) to be pushed into the splicing groove (4), and to be limited and blocked by the limiting block (8).

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