Spliced stator structure for motor

Abstract

The utility model provides a split block type stator structure used for a motor. The split block type stator structure used for the motor comprises an iron core, a winding frame and an insulation sheet. According to the spliced block type stator structure for the motor, the iron core is arranged, the iron core comprises the outer side plate and the inner side plate which are arranged in parallel at an interval, the two side edges of the outer side plate are respectively provided with the insertion groove and the insertion rod, and the insertion rod is used for being inserted into the insertion groove in the outer side plate of the adjacent iron core. And the connection between two adjacent iron cores is realized. The outer side plate and the inner side plate are arc-shaped plates which are coaxially arranged, and a connecting block is further fixedly connected between the outer side plate and the inner side plate. According to the transformer, the two winding frames are inserted into the two ends of the iron core and located between the outer side plate and the inner side plate, the winding frames can be supported to a certain degree through the outer side plate and the inner side plate, the structural stability of the winding frames after winding wires are wound is guaranteed, and the winding wires are prevented from loosening and affecting field splicing and assembling.

Description

TECHNICAL FIELD

[0001] The utility model belongs to motor manufacturing technical field, concretely relates to a block type stator structure for motor. BACKGROUND

[0002] The block type stator has the advantages of simple assembly, convenient production and processing and is widely used in the field of motor production. At present, the block type stator is usually provided with an insulation framework on the outer core, and the winding wire is wound on the insulation framework to complete the operation of the winding. However, the material of the insulation framework is usually non-metallic material, and the overall strength is relatively weak compared with metal material, which is prone to deformation after the winding is completed, thereby affecting the assembly of the stator later. SUMMARY

[0003] The utility model embodiment provides a block type stator structure for motor, which aims to solve the problem that the block type stator of the motor in the prior art is prone to deformation after the winding is completed, affecting the assembly later.

[0004] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of providing a block type stator structure for motor, comprising:

[0005] The core comprises an outer plate and an inner plate spaced apart from the outer plate, and a connecting block is fixedly connected between the outer plate and the inner plate;

[0006] The winding frame is two in number, and the two winding frames are installed at both ends of the core and inserted into the outer side of the connecting block. The outer side of the two winding frames is provided with a winding slot;

[0007] The insulation sheet is installed between the two winding frames and located on the outer side of the core to prevent the winding wire from contacting the core.

[0008] In one possible implementation, the winding frame comprises an outer plate slidingly arranged on the outer plate and an inner plate slidingly arranged on the inner plate, and a winding body is fixedly connected between the outer plate and the inner plate. The winding body and the outer plate and the inner plate form the winding slot.

[0009] In one possible implementation, the end of the outer plate is bent to provide a limiting plate for abutting to the end of the outer plate.

[0010] In one possible implementation, the end of the outer plate extending outwardly provided with a limiting plate is provided with a baffle for limiting the winding wire, and the baffle is located on the side of the limiting plate away from the outer plate.

[0011] In a possible implementation, the end of the limiting plate is fixedly provided with two winding columns, and the two winding columns are arranged at intervals along the circumference of the iron core.

[0012] In a possible implementation, the limiting plate is provided with a positioning protrusion on one side close to the outer side plate, and the end of the outer side plate is provided with a guide groove in sliding fit with the positioning protrusion.

[0013] In a possible implementation, when the positioning protrusion slides into the guide groove, the outer plate abuts against the inner wall of the outer side plate.

[0014] In a possible implementation, the insulating sheet comprises two wing plates abutting against the inner walls of the outer side plate and the inner side plate respectively, and a connecting plate connected between the two wing plates, and the connecting plate abuts against the outer side wall of the connecting block.

[0015] Compared with the prior art, the scheme shown in the embodiment of the application comprises the following beneficial effects: the iron core is provided, the iron core comprises the outer side plate and the inner side plate arranged at intervals and in parallel, the outer side plate is provided with the insertion groove and the insertion rod at two side edges respectively, the insertion rod is used for inserting into the insertion groove of the outer side plate of the adjacent iron core, and the connection between the two adjacent iron cores is realized. The outer side plate and the inner side plate are coaxially arranged as arc-shaped plates, the outer diameter of the inner side plate is smaller than the inner diameter of the outer side plate, and the connecting block is fixedly connected between the outer side plate and the inner side plate. In the application, the two winding frames are inserted at two ends of the iron core and between the outer side plate and the inner side plate, the outer side plate and the inner side plate can support the winding frame to a certain extent, the stability of the structure of the winding frame after the winding wire is wound is ensured, and the winding wire is prevented from loosening and affecting the on-site assembly and assembly. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A structure schematic view of the block type stator structure for the motor is provided for the embodiment of the application.

[0017] Figure 2 An installation structure schematic view of the positioning protrusion is provided for the embodiment of the application.

[0018] Figure 3 An installation structure schematic view of the insulating sheet is provided for the embodiment of the application.

[0019] BRIEF DESCRIPTION OF DRAWINGS

[0020] 1, iron core; 11, outer side plate; 12, inner side plate; 13, connecting block; 2, winding frame; 21, outer plate; 22, inner plate; 23, winding body; 24, limiting plate; 241, positioning protrusion; 25, baffle; 26, winding column; 3, insulating sheet; 31, wing plate; 32, connecting plate. DETAILED DESCRIPTION

[0021] In order to make the technical problems, technical solutions and beneficial effects of the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and do not limit the utility model.

[0022] Please refer to Figures 1 to 3 , the utility model provides a block type stator structure for motor will be described. The block type stator structure for motor, including the core 1, winding frame 2 and insulating sheet 3. The core 1 core 1 includes the outside plate 11 and the inside plate 12 spaced apart from the outside plate 11, the outside plate 11 and the inside plate 12 are fixedly connected with the connecting block 13;Winding frame 2 is two, two winding frames 2 are installed at the both ends of the core 1 and are inserted into the outside of the connecting block 13, the outside of two winding frames 2 is provided with winding slot;Insulating sheet 3 is installed between two winding frames 2 and is located at the outside of the core 1, for preventing the winding wire from contacting the core 1.

[0023] The block type stator structure for motor provided by the embodiment compared with prior art, by setting up the core 1, the core 1 includes the outside plate 11 and the inside plate 12 spaced apart and parallel, the plug-in slot and the plug-in rod are respectively arranged at the two side edges of the outside plate 11, the plug-in rod is used to be inserted into the plug-in slot on the outside plate 11 on the adjacent core 1, the connection between two adjacent cores 1 is realized.The outside plate 11 and the inside plate 12 are coaxially arranged arc-shaped plates, and the outer diameter of the inside plate 12 is less than the inner diameter of the outside plate 11, and the connecting block 13 is fixedly connected between the outside plate 11 and the inside plate 12.The application, by inserting two winding frames 2 at the both ends of the core 1 and between the outside plate 11 and the inside plate 12, the winding frame 2 can be supported by the outside plate 11 and the inside plate 12, the stability of the winding frame 2 after winding the winding wire is guaranteed, and the winding wire is prevented from loosening and affecting the site assembly and assembly.

[0024] Specifically, in the embodiment, the insulating sheet 3 is installed at the gap between two winding frames 2 and is attached to the outside of the core 1, for avoiding the winding wire from contacting the core 1.

[0025] In some embodiments, the above-mentioned winding frame 2 can adopt the structure as shown in Figure 1 、 Figure 2 Please refer to Figure 1 、 Figure 2The winding frame 2 comprises an outer plate 21 slidably arranged on the outer side plate 11 and an inner plate 22 slidably arranged on the inner side plate 12. The outer plate 21 and the inner plate 22 are fixedly connected with a winding body 23. The winding body 23 is in sliding fit with the inner wall of the outer side plate 11 on the outer side of the outer plate 21 and in sliding fit with the inner wall of the inner side plate 12 on the outer side of the inner plate 22. The winding body 23 is formed between the outer plate 21 and the inner plate 22. The winding wire is wound between the winding bodies 23 on the two winding frames 2, so that the winding operation is completed. When winding the wire between the outer plate 21 and the inner plate 22, the outer plate 21 and the inner plate 22 are respectively abutted against the outer side plate 11 and the inner side plate 12, so that the outer plate 21 and the inner plate 22 are respectively supported by the outer side plate 11 and the inner side plate 12, thereby preventing the outer plate 21 and the inner plate 22 from being deformed during the winding process.

[0026] In some embodiments, the outer plate 21 can adopt the structure as shown in Figure 1 、 Figure 2 . Referring to Figure 1 、 Figure 2 , the end of the outer plate 21 is bent to be provided with a limiting plate 24 for abutting against the end of the outer side plate 11. The outer plate 21 is provided with a slot for being inserted into the connecting block 13 at one end, and the limiting plate 24 is provided at the other end of the outer plate 21 and is perpendicular to the outer plate 21. When the outer plate 21 is inserted into the connecting block 13, the limiting plate 24 abuts against the end of the outer side plate 11. Thus, the position of the winding frame 2 installed on the iron core 1 is limited, and the length of the winding wire on the winding frame 2 is ensured.

[0027] Specifically, in the embodiment, when the winding frame 2 is installed on the iron core 1, the winding frame 2 is inserted into the iron core 1 until the limiting plate 24 abuts against the end of the outer side plate 11 on the iron core 1. Thus, the installation position of the winding frame 2 is conveniently aligned.

[0028] Preferably, in the embodiment, when the two winding frames 2 are installed on the iron core 1, there is a gap between the two winding frames 2, so that the limiting plate 24 can abut against the end of the outer side plate 11.

[0029] In some embodiments, the outer plate 21 can adopt the structure as shown in Figure 1 、 Figure 2 . Referring to Figure 1 、 Figure 2The end of the outer plate 21 extends outwardly to provide a limiting plate 24, and a baffle plate 25 is arranged on the outer side of the limiting plate 24 for limiting the winding wire. The end of the outer plate 21 extends outwardly to provide the baffle plate 25, and the baffle plate 25 is combined with the inner plate 22 to form a winding slot for winding the winding wire, so that the winding wire is wound between the baffle plate 25 and the inner plate. The structure is simple and convenient for winding the winding wire later.

[0030] In some embodiments, the limiting plate 24 described above can adopt the structure as shown in Figure 1 、 Figure 2 . Referring to Figure 1 、 Figure 2 , two winding columns 26 are fixedly installed at the end of the limiting plate 24, and the two winding columns 26 are arranged at intervals in the circumferential direction of the core 1. Two winding columns 26 are installed on the end face of the limiting plate 24, and the two winding columns 26 are arranged at intervals. The arrangement of the winding column 26 can wind the winding wire connected between the two cores 1 on the winding column 26 when the two cores 1 are connected, which is convenient for arranging the winding wire between the two cores 1.

[0031] In some embodiments, the limiting plate 24 described above can adopt the structure as shown in Figure 1 . Referring to Figure 2 , a positioning protrusion 241 is arranged on the side of the limiting plate 24 close to the outer side plate 11, and a guide groove is arranged on the end of the outer side plate 11 for sliding cooperation with the positioning protrusion 241. The positioning protrusion 241 is arranged on the side of the limiting plate 24 close to the outer side plate 11, and the two sides of the outer side plate 11 are bent to provide a protruding portion, and the two protruding portions form a guide groove for installing the positioning protrusion 241. When the winding frame 2 is installed in the core 1, the positioning of the installation position of the winding frame 2 can be realized through the guidance between the positioning protrusion 241 and the guide groove. One end of the winding frame 2 is positioned through the cooperation of the positioning protrusion 241 and the guide groove, and the other end is positioned by being inserted on the outer side of the connecting block 13, so as to ensure the stability of the positions of the two ends of the winding frame 2 on the core 1. Avoiding deformation of the winding frame 2 affecting the later assembly.

[0032] In some embodiments, the outer plate 21 described above can adopt the structure as shown in Figure 2 . Referring to Figure 2When the positioning protrusion 241 slides into the guide groove, the outer plate 21 abuts against the inner wall of the outer side plate 11. The inner wall of the outer side plate 11 is the side of the outer side plate 11 close to the inner side plate 12, and the inner wall of the inner side plate 12 is the side of the inner side plate 12 close to the outer side plate 11. When the positioning protrusion 241 slides into the guide groove, the outer plate 21 abuts against the outer side plate 11, and the inner plate 22 abuts against the inner side plate 12, so that the inner plate 22 and the outer plate 21 on the winding frame 2 are clamped between the outer side plate 11 and the inner side plate 12 on the iron core 1. The connection between the winding frame 2 and the iron core 1 is fixed, the structure is simple, and the connection and installation between the winding frame 2 and the iron core 1 are facilitated.

[0033] In some embodiments, the above-mentioned insulation sheet 3 can adopt a structure as shown in Figure 2 Referring to Figure 2 Figure 3 Figure 3 , the insulation sheet 3 includes two wing plates 31 abutting against the inner walls of the outer side plate 11 and the inner side plate 12 respectively and a connecting plate 32 connecting between the two wing plates 31, and the connecting plate 32 abuts against the outer side wall of the connecting block 13. When the winding frame 2 is installed on the iron core 1, the wing plate 31 on one side of the insulation sheet 3 is located between the outer side plate 11 and the outer plate 21 on the two winding frames 2, and the wing plate 31 on the other side is located between the inner side plate 12 and the inner plate 22 on the two winding frames 2. The connecting plate 32 on the insulation sheet 3 is attached to the outer side of the connecting block 13, achieving the insulation effect. The fixation of the insulation sheet 3 is achieved by the clamping of the two wing plates 31 pressed between the winding frame 2 and the iron core 1. The structure is simple, the installation of the insulation sheet 3 is facilitated, the shape of the insulation sheet 3 is matched with the winding frame 2, and the winding of the winding wire in the later stage is facilitated.

[0034] The above only describes preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A modular stator structure for an electric machine, characterized by, Include: Iron core (1), the iron core (1) includes outer side plate (11) and the inner side plate (12) arranged at the outer side plate (11) interval, the outer side plate (11) and the inner side plate (12) between fixedly connected with connecting block (13); Winding frame (2), the quantity is two, two winding frame (2) is installed at the both ends of the iron core (1) and is inserted in the outer side of the connecting block (13), the outer side of two winding frame (2) is provided with winding slot; Insulating sheet (3), install two winding frame (2) between, and located the outer side of the iron core (1), for preventing winding wire contact the iron core (1).

2. The modular stator structure for an electric machine of claim 1, wherein, The winding frame (2) includes the outer plate (21) slidingly arranged on the outer side plate (11) and the inner plate (22) slidingly arranged on the inner side plate (12), the outer plate (21) and the inner plate (22) between fixedly connected with winding body (23), the winding body (23) and the outer plate (21) and the inner plate (22) between constitute the winding slot.

3. The modular stator construction for an electric machine of claim 2, wherein, The end of the outer plate (21) is bently provided with a limiting plate (24) for abutting to the end of the outer side plate (11).

4. The modular stator construction for an electric machine of claim 3, wherein, The end of the outer plate (21) provided with a limiting plate (24) extends outwardly and is provided with a baffle (25) for limiting winding wire, and the baffle (25) is located on the side of the limiting plate (24) away from the outer side plate (11).

5. The modular stator construction for an electric machine of claim 3, wherein, The end of the limiting plate (24) is fixedly provided with two winding columns (26), and the two winding columns (26) are arranged at intervals along the circumference of the iron core (1).

6. The modular stator construction for an electric machine of claim 3, wherein, The side of the limiting plate (24) close to the outer side plate (11) is provided with a positioning protrusion (241), and the end of the outer side plate (11) is provided with a guide groove in sliding fit with the positioning protrusion (241).

7. The modular stator construction for an electric machine of claim 6, wherein, When the positioning protrusion (241) slides into the guide groove, the outer plate (21) abuts against the inner wall of the outer side plate (11).

8. The modular stator construction for an electric machine of claim 1, wherein, The insulating sheet (3) includes two wing plates (31) abutting against the inner walls of the outer side plate (11) and the inner side plate (12) respectively and a connecting plate (32) for connecting between the two wing plates (31), and the connecting plate (32) abuts against the outer wall of the connecting block (13).

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