Winding stator core for generator

Abstract

The utility model relates to the technical field of generator production, in particular to a winding stator core for a generator, which comprises a stator core main body and a winding mechanism, the winding mechanism comprises an auxiliary assembly, a limiting assembly, a plurality of fluted discs and a plurality of winding assemblies, and each winding assembly comprises a winding seat, a plurality of winding columns and a plurality of functional parts. The coil is wound among the plurality of wrapping posts, the plurality of functional parts enable edges and corners of the plurality of wrapping posts not to contact with the coil so as to protect the integrity of an insulating layer of the coil, meanwhile, the plurality of fluted discs, the limiting assembly and the plurality of functional parts increase the inner surface area of the iron core, the auxiliary assembly increases the outer surface area of the iron core, the heat dissipation capacity of the iron core is greatly enhanced, and the service life of the iron core is prolonged. Therefore, the generator can work more stably and lastingly, and the problems that the edges and corners of the stator core of the existing improved efficient automobile generator are clear, an insulating layer of a wire is easy to damage during winding, the winding quality is reduced, and the efficiency of the generator is reduced are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to generator production technical field especially relates to a winding stator core for generator. BACKGROUND

[0002] Stator core is the basic element in generator, generally and multiple groups of coils and insulating paper are combined as stator assembly, the more the slot of winding is, the higher the power generation efficiency of motor is, the lower the production cost of iron core is, and the existing generator stator core production is more difficult.

[0003] The prior art CN206195489U discloses an improved high-efficiency automobile generator stator core, which comprises a stator core main body, a plurality of convex strips and 72 toothed strips, the stator core main body is formed by winding and welding a plurality of steel strips, and is provided with a plurality of grooves, the plurality of convex strips are fixedly connected to the outer surface of the stator core main body and are located between the plurality of grooves respectively, and the 72 toothed strips are fixedly connected to the inner surface of the stator core main body and form 72 wire slots together with the stator core, the plurality of convex strips and the plurality of grooves increase the outer surface area of the stator core and enhance the heat dissipation capacity of the stator core, and meanwhile, the winding work can be carried out through the 72 toothed strips and the 72 wire slots, and the stator core main body is formed by winding and welding a plurality of steel strips, so that the stator core main body can be produced step by step and then welded, thereby achieving the effect of facilitating production.

[0004] However, the above-mentioned improved high-efficiency automobile generator stator core is angular, and the insulation layer of the wire is easily damaged during winding, which reduces the winding quality and leads to the reduction of the efficiency of the generator. UTILITY MODEL CONTENTS

[0005] The utility model discloses a winding stator core for generator, which aims to solve the problem of the angular improved high-efficiency automobile generator stator core, which easily damages the insulation layer of the wire during winding, reduces the winding quality and leads to the reduction of the efficiency of the generator.

[0006] To achieve the above-mentioned purpose, the utility model provides a winding stator core for generator, which comprises a stator core main body and a winding mechanism, the winding mechanism comprises an auxiliary assembly, a limiting assembly, a plurality of toothed discs and a plurality of winding assemblies, the winding assembly comprises a winding seat, a plurality of winding columns and a plurality of functional pieces, the auxiliary assembly is arranged on the outer surface of the stator core main body, the limiting assembly is arranged on the inner surface of the stator core main body, a plurality of toothed discs are arranged on the limiting assembly, a plurality of winding assemblies are arranged on a plurality of toothed discs respectively, the winding seat is fixedly connected to the inner surface of the toothed disc, a plurality of winding columns are fixedly connected to the inner surface of the winding seat, and a plurality of functional pieces are arranged on a plurality of winding columns respectively.

[0007] The auxiliary assembly comprises a plurality of protrusions and a plurality of auxiliary plates, the plurality of protrusions are respectively connected with the plurality of toothed discs in a sliding mode and are fixedly connected to the outer surface of the stator core body, and the plurality of auxiliary plates are respectively fixedly connected to the sides of the plurality of protrusions away from the stator core body.

[0008] The limiting assembly comprises two limiting rings and a plurality of fixing strips, the two limiting rings are respectively fixedly connected to the two ends of the stator core body, the plurality of fixing strips are fixedly connected with the stator core body and are connected with the plurality of toothed discs in a sliding mode, and are fixedly connected between the two limiting rings.

[0009] The functional piece comprises a bottom block, a connecting block and a heat dissipation piece, the bottom block is fixedly connected between the winding post and the winding seat, the connecting block is fixedly connected to the end of the winding post away from the winding seat, and the heat dissipation piece is arranged on the side of the connecting block away from the winding post.

[0010] The heat dissipation piece comprises a curved plate and a curved strip, the curved plate is fixedly connected to the side of the connecting block away from the winding post, and the curved strip is fixedly connected to the side of the curved plate away from the connecting block.

[0011] The winding stator core for the generator of the utility model, when winding, the coil is wound between a plurality of winding posts, a plurality of functional pieces make a plurality of winding posts The corners do not contact the coil, so as to protect the integrity of the coil insulating layer, at the same time, a plurality of toothed discs, the limiting assembly and a plurality of functional pieces increase the inner surface area of the core, the auxiliary assembly increases the outer surface area of the core, greatly enhances the heat dissipation capacity of the core, makes the work of the generator more stable and durable, when producing the core, a plurality of toothed discs can be produced first, and finally the toothed disc is installed in the limiting assembly and then welded and fixed, which is convenient for production, avoids the problem that the existing improved high-efficiency automobile generator stator core is angular, the insulating layer of the electric wire is easily damaged during winding, the winding quality is reduced, and the efficiency of the generator is reduced, and the effect of ensuring the efficiency of the generator is obtained. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below.

[0013] Figure 1 It is the overall structure schematic view of the utility model.

[0014] Figure 2 It is the structure schematic view of the stator core body, the auxiliary assembly and the limiting assembly of the utility model.

[0015] Figure 3It is the structure schematic view of the tooth disc and the winding assembly of the utility model.

[0016] Figure 4 It is the overall plan view of the utility model.

[0017] Figure 5 It is Figure 4 The partial close-up view of A in the figure.

[0018] 1 - stator core main body, 2 - auxiliary assembly, 3 - limiting assembly, 4 - tooth disc, 5 - winding assembly, 6 - winding seat, 7 - winding column, 8 - functional piece, 9 - convex strip, 10 - auxiliary plate, 11 - limiting ring, 12 - fixed strip, 13 - bottom block, 14 - connecting block, 15 - heat dissipation piece, 16 - curved plate, 17 - curved strip. DETAILED DESCRIPTION

[0019] The embodiments of the utility model are described in detail below, the example of the embodiments is shown in the drawings, the embodiments described below by referring to the drawings are exemplary, and are intended to explain the utility model, and can not be understood as the limitation of the utility model.

[0020] Please refer to Figures 1-5 , wherein Figure 1 It is the overall structure schematic view of the utility model; Figure 2 It is the structure schematic view of the stator core main body, auxiliary assembly and limiting assembly of the utility model; Figure 3 It is the structure schematic view of the tooth disc and the winding assembly of the utility model; Figure 4 It is the overall plan view of the utility model. Figure 5 It is Figure 4 The partial close-up view of A in the figure.

[0021] The utility model provides a kind of winding stator core for generator: including stator core main body 1 and winding mechanism, the winding mechanism includes auxiliary assembly 2, limiting assembly 3, multiple tooth disc 4 and multiple winding assembly 5, the winding assembly 5 includes winding seat 6, multiple winding column 7 and multiple functional piece 8, the auxiliary assembly 2 includes multiple convex strip 9 and multiple auxiliary plate 10, the limiting piece includes two limiting rings 11 and multiple fixed strips 12, the functional piece 8 includes bottom block 13, connecting block 14 and heat dissipation piece 15, the heat dissipation piece 15 includes curved plate 16 and curved strip 17, by the foregoing scheme, the problem that the existing improved high-efficiency automobile generator stator core is angular, and the insulating layer of electric wire is damaged easily when winding, so that winding quality drops, leading to generator efficiency reduction is solved.

[0022] For this specific embodiment, the auxiliary assembly 2 is arranged on the outer surface of the stator core body 1, the limiting assembly 3 is arranged on the inner surface of the stator core body 1, a plurality of toothed discs 4 are arranged on the limiting assembly 3, a plurality of winding assemblies 5 are respectively arranged on a plurality of toothed discs 4, the winding seat 6 is fixedly connected to the inner surface of the toothed disc 4, a plurality of winding columns 7 are fixedly connected to the inner surface of the winding seat 6, a plurality of functional parts 8 are respectively arranged on a plurality of winding columns 7, when winding, the coil is wound between a plurality of winding columns 7, a plurality of functional parts 8 make the edges of a plurality of winding columns 7 not contact the coil, so as to protect the integrity of the insulating layer of the coil, at the same time, a plurality of toothed discs 4, the limiting assembly 3 and a plurality of functional parts 8 increase the inner surface area of the core, the auxiliary assembly 2 increases the outer surface area of the core, greatly enhances the heat dissipation capacity of the core, makes the work of the generator more stable and durable, and facilitates production when producing the core.

[0023] Among them, a plurality of convex strips 9 are respectively slidably connected with a plurality of toothed discs 4, and are fixedly connected to the outer surface of the stator core body 1, a plurality of auxiliary plates 10 are respectively fixedly connected to the side away from the stator core body 1 of a plurality of convex strips 9, a plurality of convex strips 9 and a plurality of auxiliary plates 10 increase the outer surface area of the stator core body 1, and enhance the heat dissipation capacity of the core.

[0024] Secondly, two limiting rings 11 are respectively fixedly connected to two ends of the stator core body 1, a plurality of fixed strips 12 are fixedly connected with the stator core body 1 and slidably connected with a plurality of toothed discs 4, and are fixedly connected between the two limiting rings 11, when assembling the core, one limiting ring 11 is welded at one end of the stator core body 1, a plurality of toothed discs 4 are pushed into the stator core body 1 along a plurality of fixed strips 12, and finally the other limiting ring 11 is welded at the end of the stator core body 1 which is not welded with the limiting ring 11, which facilitates production.

[0025] At the same time, the bottom block 13 is fixedly connected between the winding column 7 and the winding seat 6, the connecting block 14 is fixedly connected to the end of the winding column 7 away from the winding seat 6, the heat dissipation part 15 is arranged on the side of the connecting block 14 away from the winding column 7, when winding, the coil first contacts the two ends of the heat dissipation part 15, then enters between the two connecting blocks 14 and the two winding columns 7, and finally closely adheres to the bottom block 13 without directly contacting the winding seat 6, and because the contact surface of the coil with the bottom block 13 is a concave curved surface, the coil does not contact any connection angle throughout the process, and is not easy to be damaged.

[0026] Finally, the curved plate 16 is fixedly connected to the side of the connecting block 14 away from the winding column 7, the curved strip 17 is fixedly connected to the side of the curved plate 16 away from the connecting block 14, the curved plate 16 and the curved strip 17 increase the inner surface area of the core, enhance the heat dissipation capacity of the core, and because the curved plate 16 is arched and the two sides are round, the coil is not scratched by sharp objects when passing through, thereby protecting the coil.

[0027] When winding, the coil is wound between the plurality of winding columns 7, the plurality of functional parts 8 make the edges of the plurality of winding columns 7 not contact the coil, so as to protect the integrity of the insulating layer of the coil, at the same time, the plurality of toothed discs 4, the limiting assembly 3 and the plurality of functional parts 8 increase the inner surface area of the core, the auxiliary assembly 2 increases the outer surface area of the core, greatly enhances the heat dissipation capacity of the core, makes the operation of the generator more stable and durable, when producing the core, a plurality of toothed discs 4 can be produced first, and finally the toothed disc 4 is installed in the limiting assembly 3 and then welded and fixed, which is convenient for production; the plurality of protrusions 9 and the plurality of auxiliary plates 10 increase the outer surface area of the stator core body 1, and enhance the heat dissipation capacity of the core; when assembling the core, one limiting ring 11 is welded at one end of the stator core body 1, the plurality of toothed discs 4 are pushed into the stator core body 1 along the plurality of fixed strips 12, and finally another limiting ring 11 is welded at the end of the stator core body 1 which is not welded with the limiting ring 11, which is convenient for production; when winding, the coil first contacts the two ends of the heat dissipation part 15, then enters between the two connecting blocks 14 and the two winding columns 7, and finally closely adheres to the bottom block 13 without directly contacting the winding seat 6, and because the contact surface of the coil with the bottom block 13 is a concave curved surface, the coil does not contact any connecting angle throughout the process, and is not easy to be damaged; the curved plate 16 and the curved strip 17 increase the inner surface area of the core, enhance the heat dissipation capacity of the core, and because the curved plate 16 is arched and the two sides are round, the coil is not scratched by sharp objects when passing through, thereby protecting the coil, avoiding the problem that the existing improved high-efficiency automobile generator stator core has sharp edges, which easily damages the insulating layer of the wire during winding, reduces the winding quality, and leads to the reduction of the efficiency of the generator, and obtaining the effect of ensuring the efficiency of the generator.

[0028] The above only discloses one or more preferred embodiments of the present application, which cannot limit the scope of the rights of the present application, and those skilled in the art can understand that all or part of the above-mentioned embodiments can be implemented, and equivalent changes made according to the claims of the present application still belong to the scope covered by the present application.

Claims

1.A winding stator core for a generator, comprising a stator core body, characterized in that, further comprising a winding mechanism; the winding mechanism comprises an auxiliary assembly, a limiting assembly, a plurality of toothed discs and a plurality of winding assemblies, the winding assembly comprises a winding seat, a plurality of winding posts and a plurality of functional pieces; the auxiliary assembly is arranged on the outer surface of the stator core body, the limiting assembly is arranged on the inner surface of the stator core body, a plurality of toothed discs are arranged on the limiting assembly, a plurality of winding assemblies are arranged on the plurality of toothed discs respectively, the winding seat is fixedly connected to the inner surface of the toothed disc, a plurality of winding posts are fixedly connected to the inner surface of the winding seat, and a plurality of functional pieces are arranged on the plurality of winding posts respectively. 2.The winding stator core for a generator according to claim 1, characterized in that, the auxiliary assembly comprises a plurality of protrusions and a plurality of auxiliary plates, the plurality of protrusions are slidably connected to the plurality of toothed discs respectively and are fixedly connected to the outer surface of the stator core body, and the plurality of auxiliary plates are fixedly connected to the side of the plurality of protrusions away from the stator core body. 3.The winding stator core for a generator according to claim 1, characterized in that, the limiting assembly comprises two limiting rings and a plurality of fixing strips, the two limiting rings are fixedly connected to the two ends of the stator core body respectively, the plurality of fixing strips are fixedly connected to the stator core body and are slidably connected to the plurality of toothed discs and are fixedly connected between the two limiting rings. 4.The winding stator core for a generator according to claim 1, characterized in that, the functional piece comprises a bottom block, a connecting block and a heat dissipation piece, the bottom block is fixedly connected between the winding post and the winding seat, the connecting block is fixedly connected to the end of the winding post away from the winding seat, and the heat dissipation piece is arranged on the side of the connecting block away from the winding post. 5.The winding stator core for a generator according to claim 4, characterized in that, the heat dissipation piece comprises a curved plate and a curved strip, the curved plate is fixedly connected to the side of the connecting block away from the winding post, and the curved strip is fixedly connected to the side of the curved plate away from the connecting block.

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