CN219180327U

CN219180327U - Combined PC transformer

Info

Publication number: CN219180327U
Application number: CN202223203701.4U
Authority: CN
Inventors: 宋磊; 沈利峰; 张志锋
Original assignee: Jiangxi Oumeiya Electronics Co ltd
Current assignee: Yunnan Fengchangxin Electronic Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-06-13
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a combined PC transformer, which comprises a magnetic core and a first framework, wherein the magnetic core is formed by symmetrically arranging bases; the middle of the base is provided with a main body part, two sides of the base are provided with side wing parts, the first framework comprises a square installation frame, a first wrapping post and a base which are integrally manufactured, the installation frame is arranged at the top of the wrapping post, the base is arranged at the bottom of the wrapping post, the installation frame is embedded with a second framework, and one side of the square installation frame is provided with an opening; the second framework comprises a top plate, a second wrapping post and a bottom plate which are integrally manufactured, the top plate is arranged at the top of the second wrapping post, and the bottom plate is arranged at the bottom of the second wrapping post; the first winding post and the second winding post are respectively provided with a coil in a winding way, the first framework and the second framework are respectively provided with a through hole, and the main body part is embedded in the through holes. According to the combined type PC transformer, the second framework is arranged in the first framework, and the coils are arranged on the two frameworks, so that the transformer with small size and high power is realized, and meanwhile, the cost is saved.

Description

Combined PC transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to a combined PC transformer.

Background

At present, the power density is increased, the power transformer is limited by the whole space, the requirement of small volume and large output power is difficult to be met, and even if the transformer with small volume and large power is provided, the manufacturing cost is also often higher.

Based on the above situation, the utility model provides a combined PC transformer, which can effectively solve the above problems.

Disclosure of Invention

The utility model aims to provide a combined PC transformer. The combined type PC transformer is simple in structure and convenient to use, and the coils are arranged on the two frameworks by arranging the second framework in the first framework, so that the transformer with small size and high power is realized, and meanwhile, the cost is saved.

The utility model is realized by the following technical scheme:

a combined PC transformer comprises a magnetic core and a first framework, wherein the magnetic core is formed by symmetrically arranging bases;

the base is provided with a main body part in the middle, two sides of the base are provided with side wing parts, the first framework comprises a square installation frame, a first wrapping post and a base which are integrally manufactured, the square installation frame is arranged at the top of the first wrapping post, the base is arranged at the bottom of the first wrapping post, the square installation frame is embedded with a second framework, and one side of the square installation frame is provided with an opening;

the second framework comprises a top plate, a second wrapping post and a bottom plate which are integrally manufactured, the top plate is arranged at the top of the second wrapping post, and the bottom plate is arranged at the bottom of the second wrapping post;

the first winding post and the second winding post are respectively provided with a coil in a winding way, the first framework and the second framework are respectively provided with a through hole, and the main body part is embedded in the through holes.

Preferably, a partition plate is arranged in the square mounting frame, the partition plate divides the square mounting frame into an upper cavity and a lower cavity, the second framework is embedded in the upper cavity, and the lower cavity is embedded with a magnetic sheet.

Preferably, the top plate and the bottom plate are respectively provided with a limiting strip, and the inner wall of the square mounting frame is provided with a limiting groove matched with the limiting strips.

Preferably, a wire slot is formed in the position, located at the lower cavity, of the other side of the square mounting frame.

Preferably, the base is provided with a wire groove.

Compared with the prior art, the utility model has the following advantages:

the combined type PC transformer is simple in structure and convenient to use, and the coils are arranged on the two frameworks by arranging the second framework in the first framework, so that the transformer with small size and high power is realized, and meanwhile, the cost is saved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of another view of the present utility model;

FIG. 3 is a schematic view of a base according to the present utility model;

FIG. 4 is a schematic structural view of a second skeleton according to the present utility model;

fig. 5 is a schematic structural view of the magnetic sheet according to the present utility model.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present utility model, preferred embodiments of the present utility model will be described below with reference to specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.

Example 1:

as shown in fig. 1 to 5, the present utility model provides a combined PC transformer comprising a magnetic core composed of a base 1 symmetrically arranged and a first bobbin 2;

the middle of the base 1 is provided with a main body part 11, two sides of the base are provided with side wing parts 12, the first framework 2 comprises a square installation frame 21, a first wrapping post 22 and a base 23 which are integrally manufactured, the square installation frame 21 is arranged at the top of the first wrapping post 22, the base 23 is arranged at the bottom of the first wrapping post 22, the square installation frame 21 is embedded with a second framework 3, and one side of the square installation frame 21 is provided with an opening;

the second framework 3 comprises a top plate 31, a second winding post 32 and a bottom plate 33 which are integrally manufactured, the top plate 31 is arranged at the top of the second winding post 32, and the bottom plate 33 is arranged at the bottom of the second winding post 32;

the first winding post 22 and the second winding post 32 are respectively provided with a coil, the first framework 2 and the second framework 3 are respectively provided with a through hole, and the main body part 11 is embedded in the through holes.

Example 2:

Further, in another embodiment, a partition plate 211 is disposed in the square mounting frame 21, the partition plate 211 divides the square mounting frame 21 into an upper cavity and a lower cavity, the second framework 3 is embedded in the upper cavity, and the magnetic sheet 4 is embedded in the lower cavity.

The magnetic sheet 4 is arranged in the lower cavity, so that the coupling between the primary and secondary can be prevented from achieving the effect of integrating the resonant inductance, and the cost is saved.

Further, in another embodiment, the top plate 31 and the bottom plate 33 are provided with a limiting strip 311, and the inner wall of the square mounting frame 21 is provided with a limiting groove 213 matching with the limiting strip 311.

Through the cooperation of spacing groove 213 and spacing 311, second skeleton 3 can be accurate install into square installing frame 21 in, improve packaging efficiency.

Further, in another embodiment, a slot 212 is formed on the other side of the square mounting frame 21 at the lower cavity.

The slot 212 is provided to facilitate removal of the magnet sheet from the lower cavity.

Further, in another embodiment, the base 23 is provided with a wire groove 231.

The provision of the wire grooves 231 facilitates the wire in the manufacturing process.

Based on the description of the utility model and the drawings, a person skilled in the art can easily make or use the combination PC transformer of the utility model and can produce the positive effects described in the utility model.

Unless specifically stated otherwise, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the positional relationship indicated is based on the positional relationship indicated in the drawings, and is merely for convenience of describing the present utility model and simplifying the description, and it is not necessary to indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationship in the present utility model are merely for exemplary illustration and should not be construed as limitations of the present patent, and it is possible for those skilled in the art to understand the specific meaning of the above terms in conjunction with the drawings and according to the specific circumstances.

Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" herein are to be construed broadly, e.g., they may be fixed, removable, or integral; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present utility model fall within the scope of the present utility model.

Claims

1. A combination PC transformer, characterized in that: comprises a magnetic core and a first framework, wherein the magnetic core is formed by symmetrically arranging bases;

2. The combination PC transformer of claim 1, wherein: the square installation frame is internally provided with a partition board, the partition board divides the square installation frame into an upper cavity and a lower cavity, the second framework is embedded in the upper cavity, and the lower cavity is embedded with a magnetic sheet.

3. The combination PC transformer of claim 2, wherein: and limiting strips are arranged on the top plate and the bottom plate, and limiting grooves matched with the limiting strips are formed in the inner wall of the square mounting frame.

4. The combination PC transformer of claim 2, wherein: the other side of the square mounting frame is provided with a wire slot at the lower cavity.

5. The combination PC transformer of claim 1, wherein: the base is provided with a wire groove.