CN218730294U

CN218730294U - SMD high-frequency transformer of segmentation magnetic core

Info

Publication number: CN218730294U
Application number: CN202222457135.3U
Authority: CN
Inventors: 沈晓明
Original assignee: Suzhou Lingxin Electronics Co ltd
Current assignee: Suzhou Lingxin Electronics Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-03-24
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a SMD high frequency transformer of segmentation magnetic core, including base, magnetic core body, frame, pin, magnetic core section, shrinkage pool, wire winding group, sticky tape layer, the upper surface of base and the bottom surface fixed connection of frame, the inside of frame is provided with two magnetic core bodies, two the shrinkage pool has all been seted up to the side that the magnetic core body is close to each other, two the inside of shrinkage pool is equipped with the magnetic core section jointly. This SMD high frequency transformer of segmentation magnetic core, through the cooperation of base, the magnetic core body, frame, pin, magnetic core section, shrinkage pool and the winding group that sets up, utilize the frame to place the magnetic core body after the winding group, can form the fixed to the magnetic core body, further reduced the volume of transformer, be convenient for be applied to among the integrated circuit.

Description

SMD high frequency transformer of segmentation magnetic core

Technical Field

The utility model relates to a transformer technical field specifically is a SMD high-frequency transformer of segmentation magnetic core.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and is composed of an iron core and a coil, wherein the coil is provided with two or more than two windings, the winding connected with a power supply is called a primary coil, and the other windings are called secondary coils. The utility model discloses a describe a transformer in the utility model patent of application number 201921895799.X, the name is "SMD transformer of segmentation magnetic core", in this transformer the magnetic core section with the non-magnetic medium layer adopts the heat conduction glue bonding to connect, can insulate E type magnetic core and I type magnetic core through base and support and keep apart, makes to form the air gap between E type magnetic core and the I type magnetic core to the edge effect that the air gap produced has been reduced. However, the transformer is large in size, inconvenient to apply to an integrated circuit, inconvenient to install in the using process and low in stability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a SMD high frequency transformer of segmentation magnetic core to solve the problem in the background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a SMD high frequency transformer of segmentation magnetic core, includes base, magnetic core body, frame, pin, magnetic core section, shrinkage pool, winding group, sticky tape layer, the upper surface of base and the bottom surface fixed connection of frame, the inside of frame is provided with two magnetic core bodies, two the shrinkage pool has all been seted up to the side that the magnetic core body is close to each other, two the inside of shrinkage pool is equipped with the magnetic core section jointly.

Preferably, the outer surfaces of the two magnetic core bodies are sleeved with the winding groups, and the bottom surface of the base is provided with a group of pins.

Preferably, an adhesive tape layer is wound on the outer surface of the frame, and the adhesive tape layer is located above the base.

Preferably, an outer surface of each of the magnetic cores is in contact with an inner wall of the frame.

Preferably, the left and right sides face of the base is fixedly connected with two bases, and each base is provided with a mounting hole in the upper surface.

(III) advantageous effects

The utility model provides a SMD high frequency transformer of segmentation magnetic core. Comprises the following

Has the advantages that:

according to the patch type high-frequency transformer with the segmented magnetic core, the magnetic core body wound with the winding group can be placed by utilizing the frame through the matching of the arranged base, the magnetic core body, the frame, the pins, the magnetic core segments, the concave holes and the winding group, so that the magnetic core body can be fixed, the volume of the transformer is further reduced, and the patch type high-frequency transformer is convenient to apply to an integrated circuit; a group of pins are arranged on the bottom surface of the base, and the pins are convenient for workers to connect and install the device; the adhesive tape layer is positioned above the base, so that the frame can be protected, and the safety of the device is further improved; the surface of every magnetic core all contacts with the inner wall of frame, has guaranteed the stability of magnetic core, and the mounting hole has all been seted up to the upper surface of every base, and the staff of being convenient for is fixed the base.

Drawings

Fig. 1 is a schematic perspective view of an adhesive tape layer of the present invention;

FIG. 2 is a schematic perspective view of the frame of the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the magnetic core body of the present invention.

In the figure: 1. a base; 2. a magnetic core body; 3. a frame; 4. a pin; 5. a magnetic core segment; 6. concave holes; 7. winding; 8. an adhesive tape layer; 9. mounting holes; 10. a base.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a SMD high-frequency transformer of sectional magnetic core, including the base 1, the magnetic core body 2, the frame 3, the pin 4, the magnetic core section 5, the shrinkage pool 6, the winding group 7, the tape layer 8, the bottom surface fixed connection of upper surface and frame 3 of the base 1, there are two magnetic core bodies 2 in the inside of the frame 3, the shrinkage pool 6 has been offered in the side that two magnetic core bodies 2 are close to each other, there are magnetic core sections 5 in the inside of two shrinkage pools 6 together, can place the magnetic core body 2 after winding the winding group 7 with the frame 3, can form the fixation to the magnetic core body 2, further reduce the volume of the transformer, it is convenient to apply to the integrated circuit;

the outer surfaces of the two magnetic core bodies 2 are sleeved with a winding group 7, the bottom surface of the base 1 is provided with a group of pins 4, and the pins 4 are convenient for workers to connect and install the device;

an adhesive tape layer 8 is wound on the outer surface of the frame 3, and the adhesive tape layer 8 is positioned above the base 1, so that the frame 3 can be protected, and the safety of the device is further improved;

the outer surface of each magnetic core body 2 is in contact with the inner wall of the frame 3, so that the stability of the magnetic core bodies 2 is ensured.

Two bases 10 of the equal fixedly connected with of left and right sides face of base 1, mounting hole 9 has all been seted up to the upper surface of every base 10, and the staff of being convenient for is fixed base 1.

When the transformer is used, the magnetic core sections 5 are placed between the two magnetic core bodies 2, the winding groups 7 are wound outside the two magnetic core bodies 2, the frame 3 is installed on the base 1, the magnetic core bodies 2 are placed in the frame 3, and finally the adhesive tape layer 8 is wound outside the frame 3, so that the transformer is assembled, the size of the transformer is reduced, the transformer is convenient to apply to an integrated circuit, and meanwhile, the content which is not described in detail in the specification belongs to the prior art which is known by a person skilled in the art.

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.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a SMD high frequency transformer of segmentation magnetic core, includes base (1), magnetic core body (2), frame (3), pin (4), magnetic core section (5), shrinkage pool (6), winding group (7), adhesive tape layer (8), its characterized in that: the upper surface of base (1) and the bottom surface fixed connection of frame (3), the inside of frame (3) is provided with two magnetic core body (2), two shrinkage pool (6), two have all been seted up to the side that magnetic core body (2) are close to each other the inside of shrinkage pool (6) is equipped with magnetic core section (5) jointly, two the common cover of surface of magnetic core body (2) is equipped with wire winding group (7), a set of pin (4) is installed to the bottom surface of base (1).

2. The patch type high-frequency transformer of a segmented magnetic core according to claim 1, wherein: the outer surface of the frame (3) is wound with an adhesive tape layer (8), and the adhesive tape layer (8) is positioned above the base (1).

3. The patch type high-frequency transformer of a segmented magnetic core according to claim 1, wherein: the outer surface of each magnetic core body (2) is in contact with the inner wall of the frame (3).

4. The patch type high-frequency transformer of a segmented magnetic core according to claim 1, wherein: the left side surface and the right side surface of the base (1) are fixedly connected with two bases (10).

5. The patch type high-frequency transformer of a segmented magnetic core according to claim 4, wherein: and the upper surface of each base (10) is provided with a mounting hole (9).