Rectangular stator core

Abstract

The utility model relates to the technical field of stator cores, and discloses a rectangular stator core which comprises a top plate and a bottom plate, a fixing mechanism is arranged at the bottom end of the top plate, a splicing mechanism is arranged at the upper end of the bottom plate, the fixing mechanism comprises a framework, and a first limiting groove and a first clamping block are arranged on the two sides of the outer wall of one end of the framework respectively. A second limiting groove is formed in the first clamping block, a plurality of bolts are arranged on the upper end face of the bottom plate, nuts are arranged at the upper ends of the bolts, the splicing mechanism comprises an iron core piece, the two ends of the iron core piece are provided with a fifth limiting groove and a second clamping block respectively, and a fourth limiting groove is formed in the second clamping block. And a first clamping groove is formed in one side of the outer wall of the iron core sheet. According to the utility model, through the arrangement of the fixing mechanism, the winding can be conveniently wound on the framework, the operation is convenient, and through the arrangement of the splicing mechanism, the iron core sheets can be spliced together, so that the iron core sheets can be conveniently replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to stator core technical field especially relates to a rectangular stator core. BACKGROUND

[0002] The stator is the stationary part of the motor. The stator is composed of a stator core, a stator winding and a base. The main function of the stator is to generate a rotating magnetic field, while the main function of the rotor is to be cut by the magnetic lines of force in the rotating magnetic field to generate (output) current.

[0003] At present, the conventional stator core is of an integral structure, and the stator winding is wound on the framework of the stator core. Since the framework and the core are of an integral structure, the winding is very inconvenient to operate when being wound. There are disadvantages such as inconvenient installation and troublesome operation. Meanwhile, the stator core is generally assembled by welding, which may cause welding impurities to enter the gap of the core piece, and the core needs to be replaced as a whole when damaged.

[0004] Therefore, the skilled in the art provides a rectangular stator core to solve the problems in the background. CONTENT OF THE UTILITY MODEL

[0005] The utility model discloses a rectangular stator core, which is provided with a fixing mechanism, so that the winding can be conveniently wound on the framework and the operation is convenient. The core pieces can be spliced together through the splicing mechanism, and the core pieces can be conveniently replaced.

[0006] To achieve the above object, the utility model provides the following technical scheme.

[0007] A rectangular stator core comprises a top plate and a bottom plate, the top plate is provided with a fixing mechanism at the bottom end, and the bottom plate is provided with a splicing mechanism at the upper end.

[0008] The fixing mechanism comprises a framework, first limiting grooves and first clamping blocks are arranged on the outer wall of one end of the framework, a second limiting groove is formed in the first clamping block, a plurality of bolts are arranged on the upper end face of the bottom plate, and nuts are arranged on the upper end of the bolts.

[0009] Through the fixing mechanism, the winding can be conveniently wound on the framework, and the operation is convenient.

[0010] Further, the splicing mechanism comprises core pieces, fifth limiting grooves and second clamping blocks are arranged on both ends of the core pieces, a fourth limiting groove is formed in the second clamping block, a first clamping groove is formed in one side of the outer wall of the core piece, third clamping blocks and third limiting grooves are arranged on both sides of the inner wall of the first clamping groove, and a sixth limiting groove is formed in the third clamping block.

[0011] Through the technical scheme, the iron core pieces can be spliced together, and replacement of the iron core pieces is facilitated.

[0012] Further, the upper end face and the lower end face of the framework are respectively provided with fourth clamping blocks and second clamping grooves, and the fourth clamping blocks and the second clamping grooves are matched with each other.

[0013] Through the technical scheme, the framework can be better spliced.

[0014] Further, the upper end face and the lower end face of the framework are respectively provided with fourth clamping blocks and second clamping grooves, and the fourth clamping blocks and the second clamping grooves are matched with each other.

[0015] Through the technical scheme, the framework can be better spliced.

[0016] Further, the upper end face and the lower end face of the framework are respectively provided with fourth clamping blocks and second clamping grooves, and the fourth clamping blocks and the second clamping grooves are matched with each other.

[0017] Through the technical scheme, the heat in the iron core piece can be well dissipated, so that the service life of the iron core piece is improved.

[0018] Further, one side of the framework is provided in an arc shape.

[0019] Through the technical scheme, the stator can be rotated.

[0020] Further, the second clamping block and the third clamping block are respectively matched with the first limiting groove and the fifth limiting groove.

[0021] Through the technical scheme, the framework and the iron core piece can be fixed by the bolt and the nut.

[0022] Further, the second clamping block and the third clamping block are respectively matched with the first limiting groove and the fifth limiting groove.

[0023] Through the technical scheme, the framework and the iron core piece can be spliced.

[0024] Further, the third clamping block and the third limiting groove are respectively matched with the first limiting groove and the first clamping block.

[0025] Through the technical scheme, the framework and the iron core piece can be spliced.

[0026] The utility model has the following beneficial effects:

[0027] 1. The utility model provides a rectangular stator core, first stack up the second limit slot on the framework through bolt, because the mutual matching between the fourth clamping block and the second clamping groove can be convenient for the framework to stack up, and then winding is wound to the framework which stacks up, the winding can be conveniently wound to the framework through the setting fixed mechanism, and the operation is convenient.

[0028] 2. The utility model provides a rectangular stator core, the second clamping block and fourth limit slot on the iron core piece are aligned bolt and first limit slot splicing, make third clamping block, sixth limit slot and third limit slot and first limit slot and bolt intersplice, because the fourth clamping block and second clamping groove are set up on the upper and lower ends of the iron core piece, can be convenient for the stacking of iron core piece, can splice the iron core piece together through the setting splicing mechanism, can be convenient for the replacement of iron core piece, thereby avoid the replacement of iron core whole, improve practicality to a certain extent. DRAWINGS

[0029] Figure 1 It is the axonometric drawing of the rectangular stator core of the utility model;

[0030] Figure 2 It is the internal structure schematic view of the rectangular stator core of the utility model;

[0031] Figure 3 It is the axonometric drawing of the fixed mechanism of the rectangular stator core of the utility model;

[0032] Figure 4 It is the sectional view of the splicing mechanism of the rectangular stator core of the utility model;

[0033] Figure 5 It is the axonometric drawing of the fixed mechanism of the rectangular stator core of the utility model;

[0034] Figure 6 It is Figure 2 The enlarged view of A in the middle.

[0035] Legend:

[0036] 1, fixed mechanism, 101, framework, 102, first limit slot, 103, second limit slot, 104, bolt, 105, nut, 106, first clamping block, 2, splicing mechanism, 201, iron core piece, 202, first clamping groove, 203, third limit slot, 204, fourth limit slot, 205, fifth limit slot, 206, sixth limit slot, 207, second clamping block, 208, third clamping block, 3, top plate, 4, bottom plate, 5, ventilation slot, 6, fourth clamping block, 7, second clamping groove. DETAILED DESCRIPTION

[0037] Specific embodiments of the present application will be described below with reference to the accompanying drawings. It should be noted that the specific embodiments described are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the specific embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0038] With reference to Figure 1 , Figure 3 , Figure 5 and Figure 6 , the present application provides a specific embodiment: a rectangular stator core, comprising a top plate 3 and a bottom plate 4, the bottom end of the top plate 3 is provided with a fixing mechanism 1, and the upper end of the bottom plate 4 is provided with a splicing mechanism 2.

[0039] The fixing mechanism 1 comprises a framework 101, first limiting grooves 102 and first clamping blocks 106 are arranged on both sides of the outer wall of one end of the framework 101, second limiting grooves 103 are formed in the first clamping blocks 106, a plurality of bolts 104 are arranged on the upper end surface of the bottom plate 4, screw nuts 105 are arranged on the upper ends of the bolts 104, the fixing mechanism 1 can be conveniently arranged on the framework 101, the operation is convenient, fourth clamping blocks 6 and second clamping grooves 7 are arranged on the upper end surface and the lower end surface of the framework 101, the fourth clamping blocks 6 and the second clamping grooves 7 are matched with each other, so that the framework 101 can be better spliced, one side of the framework 101 is arranged in an arc shape, the stator can be conveniently rotated, the bolts 104, the second limiting grooves 103, the fourth limiting grooves 204 and the sixth limiting grooves 206 are matched with each other, and the framework 101 and the core pieces 201 can be fixed by the bolts 104 and the screw nuts 105.

[0040] With reference to Figure 1 , Figure 2 , Figure 4 and Figure 6The splicing mechanism 2 comprises an iron core piece 201, the fifth limiting groove 205 and the second clamping block 207 are arranged at two ends of the iron core piece 201 respectively, the fourth limiting groove 204 is arranged in the second clamping block 207, the first clamping groove 202 is arranged on the outer wall of the iron core piece 201, the third clamping block 208 and the third limiting groove 203 are arranged on the inner wall of the first clamping groove 202 respectively, the sixth limiting groove 206 is arranged in the third clamping block 208, the iron core piece 201 can be spliced together through the arranged splicing mechanism 2, the replacement of the iron core piece 201 can be facilitated, the fourth clamping block 6 and the second clamping groove 7 are arranged on the upper end face and the lower end face of the iron core piece 201 respectively, the fourth clamping block 6 and the second clamping groove 7 are matched with each other, so that the iron core piece 201 can be better spliced, the plurality of ventilation grooves 5 are arranged on the outer wall of the top plate 3, the bottom plate 4 and the iron core piece 201, the heat in the iron core piece 201 can be well dissipated, so that the service life of the iron core piece 201 is improved, the second clamping block 207 and the third clamping block 208 are matched with the first limiting groove 102 and the fifth limiting groove 205 respectively, so that the framework 101 and the iron core piece 201 are spliced with each other, and the third clamping block 208 and the third limiting groove 203 are matched with the first limiting groove 102 and the first clamping block 106 respectively, so that the framework 101 and the iron core piece 201 are spliced with each other.

[0041] Working principle: first, the second limiting groove 103 on the framework 101 is stacked through the bolt 104, the fourth clamping block 6 and the second clamping groove 7 are matched with each other, so that the framework 101 can be stacked, then the winding is wound on the stacked framework 101, the second clamping block 207 and the fourth limiting groove 204 arranged on the iron core piece 201 are aligned with the bolt 104 and the first limiting groove 102 and are spliced, so that the third clamping block 208, the sixth limiting groove 206 and the third limiting groove 203 are spliced with the first limiting groove 102 and the bolt 104, the fourth clamping block 6 and the second clamping groove 7 arranged at the upper end and the lower end of the iron core piece 201 can facilitate the stacking of the iron core piece 201.

[0042] Finally, it should be noted that: the above only describes the preferred specific embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing specific embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing specific embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A rectangular stator core comprising a top plate (3) and a bottom plate (4), characterized in that: The top plate (3) bottom end is provided with a fixed mechanism (1), and the bottom plate (4) upper end is provided with a splicing mechanism (2); The fixed mechanism (1) comprises a framework (101), first limiting grooves (102) and first clamping blocks (106) are arranged on both sides of the outer wall of one end of the framework (101), second limiting grooves (103) are formed in the first clamping blocks (106), a plurality of bolts (104) are arranged on the upper end surface of the bottom plate (4), and screw nuts (105) are arranged on the upper ends of the bolts (104).

2. A rectangular stator core according to claim 1, characterized in that: The splicing mechanism (2) comprises an iron core piece (201), fifth limiting grooves (205) and second clamping blocks (207) are arranged at both ends of the iron core piece (201), fourth limiting grooves (204) are formed in the second clamping blocks (207), a first clamping groove (202) is formed in one side of the outer wall of the iron core piece (201), third clamping blocks (208) and third limiting grooves (203) are arranged on both sides of the inner wall of the first clamping groove (202), and sixth limiting grooves (206) are formed in the third clamping blocks (208).

3. A rectangular stator core according to claim 1, characterized in that: Fourth clamping blocks (6) and second clamping grooves (7) are arranged on the upper end surface and the lower end surface of the framework (101) respectively, and the fourth clamping blocks (6) and the second clamping grooves (7) are matched with each other.

4. A rectangular stator core according to claim 2, characterized in that: Fourth clamping blocks (6) and second clamping grooves (7) are arranged on the upper end surface and the lower end surface of the iron core piece (201) respectively, and the fourth clamping blocks (6) and the second clamping grooves (7) are matched with each other.

5. A rectangular stator core according to claim 1, characterized by: Ventilation grooves (5) are formed in the outer walls of the top plate (3), the bottom plate (4) and the iron core piece (201).

6. A rectangular stator core according to claim 1, characterized by: One side of the framework (101) is arranged in an arc shape.

7. A rectangular stator core according to claim 1, characterized by: The bolts (104), the second limiting grooves (103), the fourth limiting grooves (204) and the sixth limiting grooves (206) are matched with each other.

8. A rectangular stator core according to claim 2, characterized by: The second clamping blocks (207) and the third clamping blocks (208) are matched with the first limiting grooves (102) and the fifth limiting grooves (205) respectively.

9. A rectangular stator core according to claim 2, characterized by: The third clamping blocks (208) and the third limiting grooves (203) are matched with the first limiting grooves (102) and the first clamping blocks (106) respectively.

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