CN216721031U

CN216721031U - Generator stator structure

Info

Publication number: CN216721031U
Application number: CN202220341917.8U
Authority: CN
Inventors: 张百川
Original assignee: Huai'an Hongbang Stamping Parts Co ltd
Current assignee: Huai'an Hongbang Stamping Parts Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-06-10
Anticipated expiration: 2032-02-18

Abstract

The utility model relates to the technical field of generators, in particular to a generator stator structure which comprises a stator iron core, a plurality of winding frames, a plurality of mounting holes, a mounting bracket, three auxiliary blocks, three auxiliary grooves and a plurality of grooves, wherein the plurality of winding frames are fixedly mounted on the outer wall of the stator iron core, the mounting bracket is arranged inside the stator iron core, the three auxiliary blocks are arranged on the inner wall of the mounting bracket, the auxiliary grooves are formed in the top ends of the three auxiliary blocks, the plurality of grooves are formed in the top end of the mounting bracket, and the limiting hole is formed in the top end of the stator iron core. More stator structures can be produced in a given time.

Description

Generator stator structure

Technical Field

The utility model relates to the technical field of generators, in particular to a generator stator structure.

Background

The trial-manufacture research of 27kV stator coils is the first time in China, the research of 27kV stator coil main insulation plays a crucial role in the domestic manufacture of 1000MW large-scale turbonators, the performance of the 27kV stator coil main insulation is researched from the aspects of dielectric loss, main insulation breakdown strength, mechanical strength, glass transition temperature, rapid electrical aging, corona prevention and the like, and compared with the same type of coil main insulation in the abroad, the general generator converts the energy stored in various primary energy sources into mechanical energy through a prime motor, and then converts the mechanical energy into electric energy through a generator, and the electric energy is sent to various power utilization places through a power transmission and distribution network.

However, the existing generator stator structure still has some defects:

the stator structure is generally fixed by adopting an embedded aluminum alloy die-casting support, the aluminum alloy die-casting support has high cost and large machining difficulty, the iron core is large in out-of-roundness due to the embedding of a positioning column iron core, the motor is easy to interfere, and the magnetic circuit loss of the motor is large due to the frequent opening of the iron core.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a generator stator structure, which solves the problems that the aluminum alloy die-casting support provided by the background technology is high in cost and large in machining difficulty, and the iron core is large in out-of-roundness due to the fact that a positioning column iron core is embedded, and a motor is easy to interfere.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a generator stator structure, includes stator core, a plurality of bobbins, a plurality of mounting hole, installing support, three auxiliary block, three auxiliary tank and a plurality of recess, and stator core's outer wall fixed mounting has a plurality of bobbins, and stator core's inside is equipped with the installing support, and the inner wall of installing support is equipped with three auxiliary block, and the auxiliary tank has all been seted up on the top of three auxiliary block, and a plurality of recesses have been seted up on the top of installing support, and spacing hole has been seted up on stator core's top.

As a preferred technical scheme of the utility model, the inner wall of the mounting bracket is respectively and fixedly connected with one side of the three auxiliary blocks, and the three auxiliary blocks are arranged at equal intervals.

As a preferable technical scheme of the utility model, a plurality of mounting holes are formed at the top end of the stator core, and the plurality of mounting holes are arranged at equal intervals.

As a preferred technical scheme of the utility model, the three auxiliary blocks are arranged in the same size, and the opening diameter of the stator core is larger than that of the mounting bracket.

As a preferable embodiment of the present invention, the plurality of grooves are arranged at equal intervals, and the plurality of bobbins are arranged at equal intervals.

According to the stator structure, the mounting bracket, the auxiliary block, the grooves and the auxiliary grooves are arranged, the mounting bracket is limited and clamped in the limiting holes, the mounting bracket is convenient to limit the limiting holes, the grooves are respectively contacted with the corresponding mounting holes, bolts are used and embedded into the joints of the grooves and the mounting holes, and the stator core and the mounting bracket are fixed and limited, so that the time and the energy for processing the stator structure are saved, the working efficiency of the stator structure is improved, and more stator structures can be produced in a set time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic front view of a portion of the mounting bracket of the present invention;

FIG. 3 is a partial front view of the present invention;

fig. 4 is a side view of a part of the bobbin of the present invention.

In the figure: 1. a stator core; 2. a bobbin; 3. mounting holes; 4. mounting a bracket; 5. an auxiliary block; 6. an auxiliary groove; 7. and (4) a groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-4, the present invention provides a technical solution of a stator structure of a generator:

as shown in fig. 1-4, a generator stator structure comprises a stator core 1, a plurality of bobbins 2, a plurality of mounting holes 3, a mounting bracket 4, three auxiliary blocks 5, three auxiliary slots 6 and a plurality of grooves 7, wherein the plurality of bobbins 2 are fixedly mounted on the outer wall of the stator core 1, the mounting bracket 4 is arranged inside the stator core 1, the three auxiliary blocks 5 are arranged on the inner wall of the mounting bracket 4, the auxiliary slots 6 are respectively formed at the top ends of the three auxiliary blocks 5, the plurality of grooves 7 are formed at the top end of the mounting bracket 4, a limiting hole is formed at the top end of the stator core 1, the inner wall of the mounting bracket 4 is respectively and fixedly connected with one side of the three auxiliary blocks 5, the three auxiliary blocks 5 are arranged at equal intervals, the plurality of mounting holes 3 are arranged at the top end of the stator core 1, the plurality of mounting holes 3 are arranged at equal intervals, and the three auxiliary blocks 5 are arranged at the same size, the opening diameter of the stator core 1 is larger than that of the mounting bracket 4, the positions of the grooves 7 are arranged at equal intervals, and the positions of the bobbins 2 are arranged at equal intervals.

The working principle is as follows: the opening diameter of the mounting bracket 4 is smaller than that of the stator core 1, the diameter of the mounting bracket 4 is the same as that of the limiting hole, the mounting bracket 4 is limited in the limiting hole and cannot be loosened, then the grooves 7 are respectively contacted with the corresponding mounting holes 3, bolts are used for embedding the grooves into the joint of the stator core 1 and the mounting bracket 4, the stator core 1 and the mounting bracket 4 are fixed and limited, so that the time and the energy for processing the stator structure are saved, the working efficiency of the stator structure is improved, more stator structures can be produced in a set time, plastic-coated insulation processing is carried out on the stator core 1 and the mounting bracket 4, the mounting bracket 4 is more convenient to limit to the limiting hole, the mounting bracket 4 is made of steel, the processing is convenient, the problems of high cost and high machining difficulty of the aluminum alloy die-casting bracket are solved, and the mounting bracket 4 can be firmly fixed with the limiting hole, the processing quality of the stator structure is improved.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a generator stator structure, includes stator core (1), a plurality of bobbin (2), a plurality of mounting hole (3), installing support (4), three auxiliary block (5), three auxiliary tank (6) and a plurality of recess (7), its characterized in that, the outer wall fixed mounting of stator core (1) has a plurality of bobbin (2), the inside of stator core (1) is equipped with installing support (4), the inner wall of installing support (4) is equipped with three auxiliary block (5), and is three auxiliary tank (6) have all been seted up on the top of auxiliary block (5), a plurality of recess (7) have been seted up on the top of installing support (4), and spacing hole has been seted up on the top of stator core (1).

2. The generator stator structure according to claim 1, wherein the inner wall of the mounting bracket (4) is fixedly connected with one side of three auxiliary blocks (5), and the three auxiliary blocks (5) are arranged at equal intervals.

3. The generator stator structure according to claim 1, wherein a plurality of mounting holes (3) are formed at the top end of the stator core (1), and the plurality of mounting holes (3) are arranged at equal intervals.

4. A generator stator structure according to claim 1, characterized in that three of said auxiliary blocks (5) are provided with the same size, and the opening diameter of said stator core (1) is larger than the opening diameter of the mounting bracket (4).

5. Generator stator structure according to claim 1, wherein a plurality of said grooves (7) are provided in an equally spaced arrangement and a plurality of said bobbins (2) are provided in an equally spaced arrangement.