CN214068520U - Novel transformer magnetic core structure - Google Patents

Abstract

The utility model discloses a novel transformer magnetic core structure, the transformer magnetic core structure (1) comprises a magnetic core base (1-1) and a middle cylinder (1-2) arranged at the central position of the upper end surface of the magnetic core base, the two side edges of the magnetic core base are both provided with side walls (1-3), and an arc-shaped open groove (1-4) is arranged between each side wall and the middle cylinder; the upper end face of the middle column body is of a two-layer ladder structure and comprises an A end face (1-2A) and a B end face (1-2B) forming a height difference with the A end face, the height difference between the A end face and the B end face is set to be 0.5-2mm, and the surface area of the A end face is not larger than that of the B end face. The utility model has the advantages of reasonable design, utilize center pillar body up end to set up to two layers of stair structure, form the B terminal surface of difference in height including the A terminal surface and with the A terminal surface, the A terminal surface area is not more than the surface area of B terminal surface, can improve the effect that the magnetic core stack was used, improves the transmission efficiency of magnetic core, reduces the power loss of transformer.

Description

Novel transformer magnetic core structure

Technical Field

The utility model relates to a transformer technical field, in particular to novel magnetic core structure of transformer.

Background

With the development of electronic technology, transformers are widely used as electrical components on circuit boards, and the transformers used as electrical components are required to have the characteristics of miniaturization and high safety. The existing transformer magnetic core is unreasonable in structural design, and sometimes the magnetic cores are used in a stacked mode for achieving larger power, but the effect achieved by the magnetic cores in the stacked mode is poor. Therefore, it is highly desirable to develop a new transformer core structure by those skilled in the art.

Disclosure of Invention

The utility model aims at solving the deficiencies existing in the prior art, providing a novel magnetic core structure of transformer.

In order to achieve the purpose of the invention, the technical scheme provided by the utility model is as follows: a novel transformer magnetic core structure comprises a magnetic core base and a middle column body arranged in the center of the upper end face of the magnetic core base, wherein side walls are arranged on two side edges of the magnetic core base, an arc-shaped open groove is formed between each side wall and the middle column body, and the magnetic core base, the middle column body and the side walls are of an integrally formed structure;

the upper end face of the middle column body is of a two-layer stepped structure and comprises an end face A and an end face B, wherein the end face B and the end face A form a height difference, the height difference between the end face A and the end face B is set to be 0.5-2mm, and the surface area of the end face A is not larger than that of the end face B.

Further, a 30-degree chamfer is arranged at the side edge of the magnetic core base.

Furthermore, the end parts of the two sides of the side wall are also provided with 45-degree chamfers.

Further, the height difference between the end surface A and the end surface B is 1.2 mm.

Further, the height of the transformer magnetic core structure is 10-11 mm.

Based on the technical scheme, compared with the prior art, the utility model have following technical advantage:

the utility model discloses a novel magnetic core structure of transformer, structural design is exquisite, utilizes the center pillar body up end to set up to two layers of stair structure, form the B terminal surface of difference in height including the A terminal surface and with the A terminal surface, the surface area of A terminal surface is not more than the surface area of B terminal surface, can improve the effect that the magnetic core stack was used, effectively improves the transmission efficiency of magnetic core, reduces the power loss of transformer.

Drawings

Fig. 1 is a perspective view of the novel transformer core structure of the present invention.

Fig. 2 is the utility model discloses the top view of transformer core structure.

Fig. 3 is a sectional view of the magnetic core structure of the transformer of the present invention.

In the figure: 1. the transformer magnetic core structure comprises 1-1 parts of a magnetic core base, 1-2 parts of a middle column, 1-2A, A end faces, 1-2B, B end faces, 1-3 parts of side walls, 1-4 parts of open grooves, 2-30-degree chamfers and 3-45-degree chamfers.

Detailed Description

The invention is further explained below with reference to the drawings and examples.

As shown in fig. 1-3, a novel transformer core structure, the transformer core structure 1 includes a core base 1-1 and a middle cylinder 1-2 disposed at a central position of an upper end surface of the core base, both side edges of the core base 1-1 are provided with side walls 1-3, an arc-shaped open groove 1-4 is disposed between the side walls 1-3 and the middle cylinder 1-2, and the core base 1-1, the middle cylinder 1-2 and the side walls 1-3 are an integrally formed structure;

the upper end face of the middle column body 1-2 is of a two-layer ladder structure and comprises an A end face 1-2A and a B end face 1-2B, wherein the height difference is formed between the A end face 1-2A and the B end face 1-2B, the height difference is set to be 1.2mm, and the surface area of the A end face 1-2A is not larger than that of the B end face 1-2B.

And a 30-degree chamfer 2 is arranged at the side edge of the magnetic core base 1-1. The end parts of the two sides of the side wall 1-3 are also provided with 45-degree chamfers 3. The height of the transformer core structure 1 is 10.5 mm.

The foregoing is illustrative and explanatory of the invention and is not intended to limit the advantages attainable thereby, and it is within the scope of the present application to practice the invention with simple modifications to the structure and/or one or more of the advantages achieved in some embodiments.

Claims (5)

1. A novel transformer magnetic core structure is characterized in that: the transformer magnetic core structure (1) comprises a magnetic core base (1-1) and a middle cylinder (1-2) arranged in the center of the upper end face of the magnetic core base, wherein side walls (1-3) are arranged on two side edges of the magnetic core base (1-1), an arc-shaped open groove (1-4) is arranged between the side walls (1-3) and the middle cylinder (1-2), and the magnetic core base (1-1), the middle cylinder (1-2) and the side walls (1-3) are of an integrally formed structure;

the upper end face of the middle column body (1-2) is of a two-layer ladder structure and comprises an A end face (1-2A) and a B end face (1-2B) forming a height difference with the A end face, the height difference between the A end face (1-2A) and the B end face (1-2B) is set to be 0.5-2mm, and the surface area of the A end face (1-2A) is not larger than that of the B end face (1-2B).

2. The novel transformer core structure of claim 1, wherein: and a 30-degree chamfer (2) is arranged at the side edge of the magnetic core base (1-1).

3. The novel transformer core structure of claim 1, wherein: the end parts of the two sides of the side wall (1-3) are also provided with 45-degree chamfers (3).

4. The novel transformer core structure of claim 1, wherein: the height difference between the end face A (1-2A) and the end face B (1-2B) is 1.2 mm.

5. The novel transformer core structure of claim 1, wherein: the height of the transformer magnetic core structure (1) is 10-11 mm.

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