CN210272013U

CN210272013U - High-frequency electronic transformer

Info

Publication number: CN210272013U
Application number: CN201920884394.XU
Authority: CN
Inventors: 贺盛乐
Original assignee: Guangzhou Rich Electronics Co Ltd
Current assignee: Guangzhou Rich Electronics Co Ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-04-07
Anticipated expiration: 2029-06-12

Abstract

The utility model discloses a high frequency electronic transformer belongs to electron technical field, contains magnetic core and skeleton, the magnetic core is fixed at the back of skeleton, and the inside of skeleton still is equipped with the winding, and the upper and lower both ends of skeleton are equipped with the pin that outwards stretches out, the utility model discloses a high frequency electronic transformer uses SMD structural design, can reduce the transformer volume, makes it be applied to in the integrated circuit.

Description

High-frequency electronic transformer

Technical Field

The utility model discloses will relate to a transformer, specifically be a high frequency electronic transformer.

Background

In order to adapt to the increasingly light, thin, short and small electronic devices, one of the main development directions of high-frequency electronic switching transformers is to develop from a three-dimensional structure to a flat structure, a sheet structure and a thin-film structure, so as to form a new generation of high-frequency transformers: planar transformers, sheet transformers. The development of the integral structure of the high-frequency electronic transformer not only forms a new magnetic core structure and a new coil structure and adopts new materials, but also brings a new development direction to the aspects of design and production process. In design, in addition to researching electromagnetic field distribution of various new structures, how to achieve optimal optimization design is the research direction of modern design for the patch transformer.

The design provides a small-sized high-frequency electronic transformer, which can reduce the volume of the transformer, so that the transformer is applied to an integrated circuit, and the technical problem is solved.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to provide a high frequency electronic transformer to solve the problem proposed in the above-mentioned background art.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a high frequency electronic transformer, contains magnetic core and skeleton, the magnetic core is fixed at the back of skeleton, and the inside of skeleton still is equipped with the winding, and the upper and lower both ends of skeleton are equipped with the pin that outwards stretches out.

As a further technical solution of the utility model: the winding is formed by winding a copper wire.

As a further technical solution of the utility model: the copper wire is made of a wire rod with the temperature resistance grade reaching F grade.

As a further technical solution of the utility model: the magnetic core is fixed on the framework by adopting an adhesive tape.

As a further technical solution of the utility model: the winding adopts a multi-strand wire and a coupling winding structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a high frequency electronic transformer uses SMD structural design, can reduce the transformer volume, makes it be applied to integrated circuit, solves the problem that prior art exists.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a left side view of the present invention.

In the figure: 1-winding, 2-pin, 3-framework and 4-magnetic core.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-3, a high frequency electronic transformer, includes a magnetic core 4 and a frame 3, the magnetic core 4 is fixed on the back of the frame 3, the magnetic core 4 is made of a magnetic core material with low magnetic core loss and high saturation magnetic induction, a winding 1 is further disposed inside the frame 3, the winding 1 adopts a multi-strand wire and high coupling winding structure, as shown in fig. 1, the magnetic core 4 serves as a magnetic circuit, the winding 1 serves as a signal channel, and pins 2 protruding outward are disposed at the upper and lower ends of the frame 3. The pin 2 is provided with a plurality of pins, and the pin 2 is used for connecting external wiring. Through the structural design, the novel transformer has the following advantages: firstly, high-frequency work of high-frequency inductance frequency between 150 KHz and 300KHz is realized; secondly, the loss of the lead is reduced; thirdly, the eddy current loss generated by magnetic leakage is greatly reduced; fourthly, the product is miniaturized and lightened; fifthly, the product efficiency is high.

In embodiment 2, on the basis of embodiment 1, the copper wire used in the winding 1 is a wire with a temperature resistance level reaching F level, so that the product has the advantages of high temperature and high humidity resistance, corrosion resistance, strong anti-interference performance and good energy storage effect.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A high-frequency electronic transformer comprises a magnetic core (4) and a framework (3), and is characterized in that the magnetic core (4) is fixed on the back of the framework (3), a winding (1) is further arranged inside the framework (3), and pins (2) extending outwards are arranged at the upper end and the lower end of the framework (3); the winding (1) is formed by winding a copper wire; the copper wire is a wire rod with the temperature resistance grade reaching F grade; the magnetic core (4) is fixed on the framework (3) by adopting an adhesive tape; the winding (1) adopts a multi-strand wire and a coupling winding structure.