CN215300291U

CN215300291U - Motor accessory structure

Info

Publication number: CN215300291U
Application number: CN202120682493.7U
Authority: CN
Inventors: 吴荣昌
Original assignee: Li Bai Industry Co ltd
Current assignee: Li Bai Industry Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-12-24
Anticipated expiration: 2031-04-02

Abstract

The utility model provides a motor accessory structure, which at least comprises an iron core part and a coil part; the iron core part is provided with at least one lamination part which consists of a plurality of silicon steel sheets, each silicon steel sheet is provided with an annular part and a tooth part, the free end of each tooth part is provided with a boot part, a yoke part and a groove are defined between every two adjacent tooth parts, a gap part is defined between every two adjacent boot parts, and a pre-breaking line is arranged at the yoke part; the coil part is provided with an insulating sleeve and a coil body formed by enameled wires, and the coil body is also electrically connected with the other coil body; the iron core part is also provided with a plurality of T-shaped blocks which are arranged in an annular mode, pre-broken wires are formed after the pre-broken wires are all cut off through a spreading process of the iron core part, enameled wires can be wound outside the insulating sleeves at the corresponding tooth parts through a lead probe of a winding machine to form corresponding coil bodies, and then all the T-shaped blocks are combined through a combining process to form a motor accessory structure. The utility model provides a motor accessory structure can strengthen motor dynamic balance performance, and promotes motor output efficiency.

Description

Motor accessory structure

Technical Field

The present invention relates to a motor part structure for a motor, and more particularly, to a motor part structure having a better dynamic balance performance.

Background

With the development of science and technology and the influence of environmental protection, many traditional industries have gradually weakened, but the motor industry still keeps shining and heating along with the needs of science and technology, and iron core and coil are the core components of motor, have played the effect of lifting at all in the motor.

The core plays a more critical role in the motor, and the efficiency of the core needs to be improved to improve the overall efficiency of the motor.

The problem is just in this, and the structural design of current iron core for the convenience of wire winding and lifting efficiency, mostly is by a plurality of T style iron core parts, encircles a week combination and forms, but this kind of iron core part, in the punching press manufacturing process, the terminal surface has the problem of depth of parallelism deviation easily, and on the other hand, concentricity and circularity are also relatively poor, and motor dynamic balance and motor output efficiency all have the problem.

Therefore, how to provide a motor accessory structure capable of solving the above problems is a technical problem to be solved in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor dynamic balance and motor output efficiency all good motor accessory structure.

In order to solve the above problems and achieve the purpose of the present invention, the technical means of the present invention is to provide a motor accessory structure, which is characterized in that: the motor accessory structure at least comprises an iron core part and a coil part; the iron core part is provided with at least one laminated sheet part, the laminated sheet part consists of a plurality of silicon steel sheets, the silicon steel sheets of each sheet and adjacent silicon steel sheets are stacked and combined after being rotated and staggered by an angle, the silicon steel sheets are at least provided with an annular part and a plurality of teeth, the teeth are connected to the inner side of the annular part and are arranged at intervals along the circumferential direction of the annular part, the free end of each tooth is provided with a shoe part, a yoke part and a groove are defined from inside to outside between every two adjacent teeth, a gap part is defined between the shoe parts of each adjacent tooth, and at least one pre-breaking line is arranged at the yoke part; the coil part is provided with a plurality of insulating sleeves which are respectively sleeved on the corresponding tooth parts, and a plurality of coil bodies which are respectively wound outside the corresponding insulating sleeves and are formed by enameled wires, and the coil bodies are also electrically connected with at least one other coil body; the iron core part is also provided with a plurality of T-shaped blocks which are arranged in an annular mode, the T-shaped blocks are formed by opening the iron core part from inside to outside in a spreading process, the pre-broken wires are all cut off, the enameled wires can be wound outside the insulating sleeves corresponding to the tooth parts of the T-shaped blocks through a lead probe of a winding machine, and after the corresponding coil bodies are formed, the T-shaped blocks are combined through a combining process to form the motor accessory structure.

More specifically, the width of the gap portion is smaller than the width of the lead probe of the winding machine.

More specifically, the angle ranges from at least one time three hundred sixty degrees divided by the number of teeth.

More specifically, the silicon steel sheets of each silicon steel sheet are combined in the following way: riveting, bonding, welding.

More specifically, the T-shaped blocks, between which the T-shaped blocks of each of them are bonded, are combined by: riveting, bonding, welding.

Compared with the prior art, the utility model discloses an effect as follows:

the first point is as follows: the utility model discloses motor accessory structure, through the cooperation of iron core board and coil portion, can solve the wire winding problem, strengthens motor dynamic balance performance simultaneously, and then promotes motor output efficiency.

And a second point: the utility model discloses motor accessory structure, the application of pre-broken line lets annular iron core portion, can be after piling up the combination, through strutting the processing procedure, is propped open and forms a plurality of T shape blocks, can not influence under concentricity and the situation of true circularity, winds, later can also be convenient for combine.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic perspective view of the core part of the present invention stacked and combined after being rotated and dislocated.

Fig. 3 is a schematic top view of the core assembly of the present invention after being rotationally misaligned and stacked.

Fig. 4 is a schematic perspective view of the iron core according to the present invention during the expanding process.

Fig. 5 is a schematic perspective view of the iron core of the present invention being spread and transferred to a collector.

Fig. 6 is a schematic view of the three-dimensional implementation of the present invention during winding.

Fig. 7 is a perspective view of the core part of the present invention when it is wound and then combined.

Description of reference numerals:

1 iron core part 60 gap part

11 lamination part 70 pre-breaking line

80T-shaped block of 111 silicon steel sheet

2-coil part 100 motor accessory structure

21 insulating cover 200 struts machines

22 coil body 201 hydraulic ram

221 enameled wire 202 cone jig

10 straight cylinder jig for annular part 203

20 tooth 300 collector

30 boot part A positioning point

40 yoke S Angle

50 groove

Detailed Description

As shown in fig. 1 to 7, a motor accessory structure is disclosed, which is characterized in that: the motor accessory structure 100 at least comprises a core portion 1 and a coil portion 2; the iron core portion 1 is provided with at least one laminated sheet portion 11, the laminated sheet portion 11 is composed of a plurality of silicon steel sheets 111, each silicon steel sheet 111 and the adjacent silicon steel sheet 1 are stacked and combined after being rotated and dislocated by an angle S, the silicon steel sheets 111 are provided with at least one annular portion 10 and a plurality of tooth portions 20, the tooth portions 20 are connected to the inner side of the annular portion 10 and are arranged at intervals along the circumferential direction of the annular portion 10, the free ends of the tooth portions 20 are provided with a shoe portion 30, a yoke portion 40 and a slot 50 are defined from inside to outside between each adjacent tooth portions 20, a gap portion 60 is defined between the shoe portions 30 of each adjacent tooth portion 20, and at least one pre-breaking line 70 is arranged at the yoke portion 40; the coil part 2 having a plurality of insulating sleeves 21 respectively fitted over the corresponding tooth parts 20 and a plurality of coil bodies 22 each formed of an enamel wire 221 wound around the corresponding insulating sleeve 21, the coil bodies 22 being electrically connected to at least one other coil body 22; the iron core portion 1 is further formed with a plurality of T-shaped blocks 80 arranged in a ring shape, the T-shaped blocks 80 are formed by opening the iron core portion 1 from inside to outside, so that the pre-breaking wires 70 are all cut off, a lead probe of a winding machine can be used for winding the enameled wire 221 outside the insulating sleeve 21 corresponding to the tooth portion 20 of the T-shaped block 80 through the enameled wire, and after the corresponding coil body 22 is formed, the T-shaped blocks 80 are combined through a combining process to form the motor accessory structure 100.

Wherein, the motor accessory structure 100 of the present invention can solve the problem of difficult wire winding by applying the iron core plate 1, different from the conventional iron core, each silicon steel sheet 111 is stamped down and dislocated with the adjacent silicon steel sheet 111 by an angle S by rotation, as shown in fig. 3, and then stacked and combined, as shown in fig. 2, that is, the positioning point a of each silicon steel sheet 111 is dislocated with the positioning point a of the adjacent silicon steel sheet 1 by an angle S, so that the silicon steel sheets 111 can be stacked and combined together by the way of the rotation dislocation, after the pre-breaking line 70 is matched, there is no need to worry about the wire winding problem, the manufacturing process shown in fig. 4 can be utilized, a strutting manufacturing process is performed on the iron core 1 by the strutting machine 200, the hydraulic ejector rod 201 of the strutting machine 200 is actuated upwards, the cone jig 202 is pushed upwards, and the straight cylinder 203 is propped, the iron core part 1 is expanded to form a plurality of T-shaped blocks 80, see fig. 5, and the T-shaped blocks are arranged in a collector 300 to facilitate the winding process, see fig. 6, and after the winding is finished, the T-shaped blocks are taken out of the collector 300, see fig. 7, and are combined together to be combined, so that the dynamic balance performance of the motor can be enhanced and the output efficiency of the motor can be improved on the premise of not influencing the concentricity and the roundness.

In the above, the width of the gap portion 60 is smaller than the width of the lead probe (not shown) of the winding machine (not shown).

Wherein, the requirement of clearance portion 60, under the prerequisite that does not take place the magnetic leakage phenomenon, it is the more better that the smaller is, be favorable to absorbing the produced magnetic force of magnet, through the application of broken string 70 in advance, iron core portion 1 can be strutted and form a plurality of T shape blocks 80, leads to clearance portion 60 department to be certain to be corresponding to enlarge, and so, just can not influence wire-wound operation, so clearance portion 60 can be under the prerequisite that improves overall efficiency, designs littleer, does not influenced by wire-wound demand.

In the above, the angle S is in a range of at least one time a value obtained by dividing three hundred sixty degrees by the number of teeth 20.

The application of the angle S can facilitate production and application, so that each silicon steel sheet 111 is not subjected to tolerance accumulation after stacking and combining.

In the above, the silicon steel sheets 111 of each sheet are combined in the following manner: riveting, bonding, welding.

Wherein, because each silicon steel sheet 111 is all rotated, so can avoid accumulative tolerance's problem, consequently can cooperate practitioner's needs, use different combination mode, make the utility model discloses motor accessory structure 100 more has the diversification in the application.

In the above, the T-shaped blocks 80, each of the T-shaped blocks 80, are combined with each other in the following manner: riveting, bonding, welding.

The T-shaped block 80 is formed by expanding the iron core part 1, so that the problems of large concentricity and roundness errors can be avoided after the T-shaped block is combined, and different combination modes are favorable for selecting and applying by practitioners.

In summary, the contents of the present invention have been described in detail by way of examples as described above, but the present invention is not limited to these embodiments. Those skilled in the art will understand and appreciate that: various changes and modifications can be made without departing from the spirit and scope of the utility model; for example, the technical contents shown in the above-described embodiments are combined or changed to a new embodiment, and such embodiments are also regarded as the subject matter of the invention. Accordingly, the protection sought herein includes the claims set forth below and any claims that fall within the scope of the claims.

Claims

1. A motor accessory structure, its characterized in that:

the motor accessory structure (100) at least comprises an iron core part (1) and a coil part (2);

the iron core part (1) is provided with at least one laminated sheet part (11), the laminated sheet part (11) is composed of a plurality of silicon steel sheets (111), each silicon steel sheet (111) and the adjacent silicon steel sheets (111) are stacked and combined after being rotated and dislocated for an angle (S), the silicon steel sheets (111) are at least provided with a ring-shaped part (10) and a plurality of teeth parts (20), the teeth parts (20) are connected to the inner side of the ring-shaped part (10) and are arranged at intervals along the circumferential direction of the ring-shaped part (10), the free end of each tooth part (20) is provided with a shoe part (30), a yoke part (40) and a groove (50) are defined between each adjacent tooth parts (20) from inside to outside, a gap part (60) is defined between the shoe parts (30) of each adjacent tooth part (20), and the yoke part (40) is positioned on the yoke part, each provided with at least one pre-breaking line (70);

the coil part (2) is provided with a plurality of insulating sleeves (21) which are respectively sleeved on the corresponding tooth parts (20) and a plurality of coil bodies (22) which are respectively wound outside the corresponding insulating sleeves (21) and are composed of enameled wires (221), and the coil bodies (22) are also electrically connected with at least one other coil body (22);

the iron core part (1) is further provided with a plurality of T-shaped block bodies (80) which are annularly arranged, the T-shaped block bodies (80) are formed by the iron core part (1) through a from-inside-to-outside expanding process after the pre-breaking wires (70) are all broken, the enameled wire (221) can be wound outside the insulating sleeve (21) corresponding to the tooth part (20) of the T-shaped block body (80) through a lead probe of a winding machine, and after the corresponding coil body (22) is formed, the T-shaped block bodies (80) are combined through a combining process to form the motor accessory structure (100).

2. The motor fitting structure according to claim 1, wherein: the width of the gap part (60) is smaller than the width of the lead probe of the winding machine.

3. The motor fitting structure according to claim 2, wherein: the angle (S) has an angular range of at least one time a value of three hundred sixty degrees divided by the number of teeth (20).

4. The motor fitting structure according to claim 3, wherein: the silicon steel sheets (111) of each silicon steel sheet (111) are combined in the following way: riveting, bonding, welding.

5. The motor fitting structure according to claim 4, wherein: the T-shaped blocks (80), between which the T-shaped blocks (80) of each of them are combined, by: riveting, bonding, welding.