CN218004591U

CN218004591U - Transformer winding structure

Info

Publication number: CN218004591U
Application number: CN202222263886.1U
Authority: CN
Inventors: 刘晔
Original assignee: Foshan De Tade Electronic Technology Co ltd
Current assignee: Foshan De Tade Electronic Technology Co ltd
Priority date: 2022-08-27
Filing date: 2022-08-27
Publication date: 2022-12-09
Anticipated expiration: 2032-08-27

Abstract

The utility model discloses a transformer winding structure, which belongs to the technical field of transformers and comprises a winding framework, wherein a first insulating layer, a first winding layer, a second insulating layer and a second winding layer are sequentially wound on the outer side of the winding framework from inside to outside; the winding frame comprises a main frame body and an arc-shaped shell, wherein a notch is formed in the side face of the main frame body, the arc-shaped shell is located on the inner side of the notch, and the arc-shaped shell and the main frame body form a complete winding drum. The utility model divides the winding frame into two parts for production (main frame and arc shell), the gap on the side is convenient for placing the iron core on the inner side of the winding frame, and the two parts are combined together to form a complete winding frame; the winding structure is further improved, the first layer is wound by the first insulating layer, the two parts can be tightly combined together, and the subsequent winding process is not affected.

Description

Transformer winding structure

Technical Field

The utility model relates to a transformer technical field especially relates to a transformer wire winding structure.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and mainly comprises a framework and a winding, wherein the number of turns of the winding directly determines the working range of the transformer.

The skeleton of traditional transformer is mostly hollow tubular structure, and wire winding (enameled wire) coiling forms the ring shape on it, and inside iron core is inserted from one end, further is in the same place fixed through the mounting bracket, and the structure is more complicated, and the installation is more inconvenient, for this reason the utility model provides a novel transformer wire winding structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a winding structure of a transformer.

In order to realize the purpose, the utility model adopts the following technical scheme: a transformer winding structure comprises a winding framework, wherein a first insulating layer, a first winding layer, a second insulating layer and a second winding layer are sequentially wound on the outer side of the winding framework from inside to outside;

the winding frame comprises a main frame and an arc-shaped shell, wherein a notch is formed in the side face of the main frame, the arc-shaped shell is located on the inner side of the notch, and the arc-shaped shell and the main frame form a complete winding drum.

As a further description of the above technical solution:

and an adhesive layer is arranged on the outer side of the second winding layer.

As a further description of the above technical solution:

the side of main framework matches with the side of arc casing.

As a further description of the above technical solution:

the main framework comprises an arc-shaped part, and an upper end plate and a lower end plate are arranged at two ends of the arc-shaped part respectively.

As a further description of the above technical solution:

the end face of the lower end plate close to the arc-shaped part is fixedly connected with an annular cushion block.

As a further description of the above technical solution:

the end face of the upper end plate, far away from the arc-shaped piece, extends outwards and is fixedly connected with an annular end plate.

As a further description of the above technical solution:

and the two ends of the first winding layer are respectively positioned at the upper end plate and the lower end plate.

As a further description of the above technical solution:

and two ends of the second winding layer are respectively positioned at the upper end plate and the lower end plate.

As a further description of the above technical solution:

an iron core is arranged on the inner side of the winding drum formed by the main framework and the arc-shaped shell.

The utility model discloses following beneficial effect has:

1. compared with the prior art, the winding framework is divided into two parts for production (the main framework and the arc-shaped shell), the iron core is conveniently placed on the inner side of the winding framework through the gap on the side surface, and the two parts are distributed together to form the complete winding framework;

the winding structure is further improved, the first layer is wound by the first insulating layer, the two parts can be tightly combined together, and the subsequent winding process is not affected.

2. Compared with the prior art, this transformer wire winding structure improves through the both ends structure to the main skeleton, can restrict the axial displacement of iron core, does not need additionally to add the mounting bracket and fixes, and the installation is practical all more convenient.

Drawings

Fig. 1 is a schematic view of a winding structure of a transformer according to the present invention;

fig. 2 is a schematic view of a split frame of a winding structure of a transformer according to the present invention;

fig. 3 is a schematic perspective view of a main frame of a winding structure of a transformer according to the present invention;

fig. 4 is a schematic perspective view of a main frame of a winding structure of a transformer according to the present invention.

Illustration of the drawings:

1. winding a bobbin; 11. a main framework; 111. an arcuate member; 112. an upper end plate; 113. a lower end plate; 114. An annular end plate; 115. an annular cushion block; 12. an arc-shaped shell; 2. a first insulating layer; 3. a first winding layer; 4. a second insulating layer; 5. a second winding layer; 6. and (3) an iron core.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the utility model provides a pair of transformer wire winding structure: comprises a winding framework 1; winding frame 1 includes main frame 11, arc casing 12, the side of main frame 11 is provided with the breach, arc casing 12 is located the breach inboard, arc casing 12 forms complete bobbin with main frame 11, two parts adopt the production of moulding plastics alone, for integrative production, although the step of production becomes more, but the technical requirement of production has reduced, can reduce the cost of production, the side of main frame 11 cooperatees with arc casing 12's side, it is also that partial one side of main frame 11 and the concatenation of arc casing 12 is outstanding structure, the opposite side is the structure of going down concavely, cooperation that can be perfect between, form a complete bobbin, the inboard of the bobbin that main frame 11 and arc casing 12 formed is provided with iron core 6.

The outer side of the winding framework 1 is sequentially wound to a first insulating layer 2, a first winding layer 3, a second insulating layer 4 and a second winding layer 5 from inside to outside, wherein the first insulating layer 2 can be firstly arranged to fix the spliced main framework 11 and the arc-shaped shell 12, and the subsequent winding process and the prior art are omitted.

The outside of second wire winding layer 5 is provided with the glue film, and the glue film also is equivalent to a layer of insulating layer, and it glues in outmost, can play certain guard action.

Referring to fig. 4, in the present embodiment, the main frame 11 includes an arc-shaped member 111, two ends of the arc-shaped member 111 are respectively provided with an upper end plate 112 and a lower end plate 113, and the upper end plate 112 and the lower end plate 113 mainly play a role in limiting and can be conveniently wound around the winding (the first insulating layer 2, the first winding layer 3, the second insulating layer 4, and the second winding layer 5).

The end face of the lower end plate 113 close to the arc-shaped part 111 is fixedly connected with an annular cushion block 115, the annular cushion block 115 is positioned at the lower end of the iron core 6 and can limit the axial movement of the iron core 6, and the upper end of the iron core is contacted with the upper end plate 112.

The end face of the upper end plate 112 far away from the arc-shaped part 111 extends outwards and is fixedly connected with an annular end plate 114, the part extending outwards is used for supporting and mounting, the annular end plate 114 at the end part has a dustproof effect, and the inner side can be guaranteed to have a certain ventilation effect.

The two ends of the second winding layer 5 and the two ends of the first winding layer 3 are respectively located at the upper end plate 112 and the lower end plate 113, so that the welding at the pins is facilitated.

The working principle is as follows: when the winding machine is used, the iron core 6 is placed on the inner side of the main framework 11, then the winding framework 1 is assembled, namely the arc-shaped shell 12 is placed in a gap on the side face of the main framework 11, finally winding is carried out, the first insulation layer 2, the first winding layer 3, the second insulation layer 4 and the second winding layer 5 are sequentially wound to the end, the fixing can be carried out firstly, and then the subsequent winding is carried out as in the common process.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a transformer wire winding structure, includes bobbin (1), its characterized in that: the outer side of the winding framework (1) is sequentially wound to a first insulating layer (2), a first winding layer (3), a second insulating layer (4) and a second winding layer (5) from inside to outside;

winding frame (1) includes main frame (11), arc casing (12), the side of main frame (11) is provided with the breach, arc casing (12) are located the breach inboard, and arc casing and main frame (11) form complete bobbin, and the inboard of this bobbin is provided with iron core (6).

2. The transformer winding structure according to claim 1, wherein: and a glue layer is arranged on the outer side of the second winding layer (5).

3. The transformer winding structure according to claim 1, wherein: the side edge of the main framework (11) is matched with the side edge of the arc-shaped shell (12).

4. The transformer winding structure according to claim 1, wherein: the main framework (11) comprises an arc-shaped part (111), and an upper end plate (112) and a lower end plate (113) are respectively arranged at two ends of the arc-shaped part (111).

5. The transformer winding structure according to claim 4, wherein: the end face, close to the arc-shaped piece (111), of the lower end plate (113) is fixedly connected with an annular cushion block (115).

6. The transformer winding structure according to claim 4, wherein: the end face, far away from the arc-shaped piece (111), of the upper end plate (112) extends outwards and is fixedly connected with an annular end plate (114).

7. The transformer winding structure according to claim 4, wherein: the two ends of the first winding layer (3) are respectively positioned at the upper end plate (112) and the lower end plate (113).

8. The transformer winding structure according to claim 4, wherein: and two ends of the second winding layer (5) are respectively positioned at the upper end plate (112) and the lower end plate (113).