CN216311563U

CN216311563U - High-stability high-frequency transformer framework

Info

Publication number: CN216311563U
Application number: CN202121965000.7U
Authority: CN
Inventors: 陈平霞; 赵青松; 李行涛
Original assignee: Jingjiang Huaertai Electronic Equipment Co ltd
Current assignee: Jingjiang Huaertai Electronic Equipment Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-04-15
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a high-stability high-frequency transformer framework in the technical field of high-frequency transformers, which comprises: the main body comprises a cylinder body, a front side plate and a rear side plate, wherein the front side plate is fixedly connected to one end of the cylinder body, and the rear side plate is arranged at the other end of the cylinder body; the mounting mechanism comprises a mounting shell, a magnetic core and clamping grooves, the mounting shell is mounted inside the cylinder, the magnetic core is fixed on the inner wall of the mounting shell, and the clamping grooves are formed in the top end and the bottom end of the mounting shell; and the connecting mechanism is positioned at the other end of the cylinder body and used for quickly replacing the rear side plate. According to the utility model, by arranging the mounting mechanism, when the magnetic core is mounted, the connecting plates are pushed to move to drive the two connecting plates to be away from each other, the mounting shell is inserted into the barrel until the fixing plate enters the mounting shell, the rubber block deforms and enters the clamping groove to fix the mounting shell, and meanwhile, the connecting plates clamp the mounting shell under the elastic action of the connecting springs, so that the magnetic core is conveniently and rapidly mounted.

Description

High-stability high-frequency transformer framework

Technical Field

The utility model relates to the technical field of high-frequency transformers, in particular to a high-stability high-frequency transformer framework.

Background

The high-frequency transformer is a power transformer with the working frequency exceeding the intermediate frequency (10kHz), is mainly used as a high-frequency switching power transformer in a high-frequency switching power supply, and is also used as a high-frequency inverter power transformer in a high-frequency inverter power supply and a high-frequency inverter welding machine, the high-frequency transformer is the most main component of the switching power supply, the topological structures in the switching power supply are many, such as a half-bridge power conversion circuit, when the high-frequency transformer works, two switching triodes are conducted in turn to generate 100kHz high-frequency pulse waves, then the high-frequency transformer transforms the voltage and outputs alternating current, the turn ratio of each winding coil of the high-frequency transformer determines the output voltage, and a framework is required to be used in the production process of the high-frequency transformer.

However, when using the skeleton at present, when fixing magnetic core and skeleton, the operation is comparatively complicated, needs to have the structure to carry out quick installation to the magnetic core, and the stitch often all is fixed the setting on the mount pad simultaneously, carries out weldment work with the unmatched PCB board of stitch hole site when, need pull down the enameled wire, changes the skeleton, and the operation is comparatively complicated, needs to have the structure to carry out quick change to preceding curb plate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-stability high-frequency transformer framework to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a high stability high frequency transformer bobbin comprising:

the main body comprises a cylinder body, a front side plate and a rear side plate, wherein the front side plate is fixedly connected to one end of the cylinder body, and the rear side plate is arranged at the other end of the cylinder body;

the mounting mechanism comprises a mounting shell, a magnetic core and clamping grooves, the mounting shell is mounted inside the cylinder, the magnetic core is fixed on the inner wall of the mounting shell, and the clamping grooves are formed in the top end and the bottom end of the mounting shell;

and the connecting mechanism is positioned at the other end of the cylinder body and used for quickly replacing the rear side plate.

Preferably, the outer wall of the front side plate is located inside the cylinder and fixedly connected with a fixing plate, and the outer wall of the fixing plate is fixedly connected with a rubber block.

Preferably, coupling mechanism includes fixed block, spread groove and fixed slot, fixed block sliding connection is in the top and the bottom of barrel, the spread groove sets up in the outer wall of posterior lateral plate, the fixed slot set up in the top and the bottom of spread groove, the one end of fixed block is connected with the connecting plate, be connected with coupling spring between connecting plate and the barrel.

Preferably, the inner wall of the clamping groove is attached to the outer wall of the rubber block, and the rubber block is hemispherical.

Preferably, the fixed plate and the rubber block are provided with two groups, and the outer wall of the fixed plate is attached to the inner wall of the mounting shell.

Preferably, the inner wall of the fixing groove is attached to the outer wall of the fixing block, and the other end of the fixing block is an inclined plane.

Preferably, the outer wall of barrel and the inner wall of spread groove are laminated mutually, when the connecting plate is in the unstressed state, two distance between the connecting plate is less than the outer wall height of installation shell.

Compared with the prior art, the utility model has the beneficial effects that:

1. by arranging the mounting mechanism, when the magnetic core is mounted, the connecting plates are pushed to move to drive the two connecting plates to be away from each other, the mounting shell is inserted into the barrel until the fixing plate enters the mounting shell, the rubber block deforms to enter the clamping groove to fix the mounting shell, and meanwhile, the connecting plates clamp the mounting shell under the elastic action of the connecting springs, so that the magnetic core can be mounted quickly;

2. through setting up coupling mechanism, when changing the preceding curb plate, insert the spread groove with the barrel, receive coupling spring elastic action displacement to get into the fixed slot until the fixed block, fix the preceding curb plate, in the magnetic core installation, the connecting plate is withstood to the installation shell to fix the fixed block, when demolising, pull down the installation shell, promote the connecting plate displacement, drive fixed block displacement business turn over fixed slot, pull down the preceding curb plate, be convenient for carry out quick change to the preceding curb plate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the installation mechanism of the present invention;

FIG. 3 is an enlarged view of the present invention at A;

fig. 4 is a schematic view of the installation of the connection mechanism of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-main body, 101-barrel, 102-front side plate, 103-rear side plate, 2-mounting mechanism, 201-mounting shell, 202-magnetic core, 203-clamping groove, 204-fixing plate, 205-rubber block, 3-connecting mechanism, 301-fixing block, 302-connecting groove, 303-fixing groove, 304-connecting plate and 305-connecting spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high stability high frequency transformer bobbin comprising:

the main body 1 comprises a cylinder body 101, a front side plate 102 and a rear side plate 103, wherein the front side plate 102 is fixedly connected to one end of the cylinder body 101, and the rear side plate 103 is installed at the other end of the cylinder body 101;

the mounting mechanism 2 comprises a mounting shell 201, a magnetic core 202 and a clamping groove 203, wherein the mounting shell 201 is mounted inside the cylinder body 101, the magnetic core 202 is fixed on the inner wall of the mounting shell 201, and the clamping groove 203 is arranged at the top end and the bottom end of the mounting shell 201;

the connecting mechanism 3 is located at the other end of the cylinder 101, and quickly replaces the rear plate 103.

The outer wall of the front side plate 102 is located inside the cylinder 101 and is fixedly connected with a fixing plate 204, and the outer wall of the fixing plate 204 is fixedly connected with a rubber block 205, so that the magnetic core 202 can be rapidly mounted conveniently.

Wherein, coupling mechanism 3 includes fixed block 301, connecting groove 302 and fixed slot 303, and fixed block 301 sliding connection is in the top and the bottom of barrel 101, and connecting groove 302 sets up in the outer wall of posterior lateral plate 103, and the fixed slot 303 sets up in the top and the bottom of connecting groove 302, and the one end of fixed block 301 is connected with connecting plate 304, is connected with connecting spring 305 between connecting plate 304 and the barrel 101, is convenient for carry out quick change to preceding curb plate 102.

Wherein, the inner wall of draw-in groove 203 is laminated with the outer wall of block rubber 205 mutually, and the shape of block rubber 205 is the hemisphere, is convenient for block rubber 205 displacement to get into the inner wall of draw-in groove 203.

Wherein, fixed plate 204 and rubber block 205 are provided with two sets ofly, and the outer wall of fixed plate 204 is laminated mutually with the inner wall of installation shell 201, and the fixed plate 204 of being convenient for slides at the inner wall of installation shell 201.

Wherein, the inner wall of fixed slot 303 laminates with the outer wall of fixed block 301 mutually, and the fixed block 301 displacement of being convenient for gets into the inner wall of fixed slot 303, and the other end of fixed block 301 is the inclined plane, and the fixed block 301 atress of being convenient for carries out the displacement.

Wherein, the outer wall of barrel 101 and the inner wall of connecting groove 302 laminate mutually, and the barrel 101 of being convenient for slides at the inner wall of connecting groove 302, and connecting plate 304 is when not stress state, and the distance between two connecting plates 304 is less than the outer wall height of installation shell 201, and the installation shell 201 of being convenient for contacts with connecting plate 304 and drives connecting plate 304 and carry out the displacement.

The working principle is as follows: firstly, when the magnetic core 202 is installed, the connecting plates 304 are pushed to displace to drive the two connecting plates 304 to move away from each other, the installation shell 201 is inserted into the cylinder body 101 until the fixing plate 204 enters the installation shell 201, the rubber block 205 deforms to enter the clamping groove 203, the mounting shell 201 is fixed, and the connecting plate 304 clamps the mounting shell 201 under the elastic force of the connecting spring 305, so that the magnetic core 202 can be rapidly mounted, when the front side plate 102 is replaced, the cylinder 101 is inserted into the coupling groove 302 until the fixing block 301 is displaced into the fixing groove 303 by the elastic force of the coupling spring 305, the front side plate 102 is fixed, during the installation process of the magnetic core 202, the installation shell 201 is pressed against the connecting plate 304, thereby fix fixed block 301, when demolising, pull down installation shell 201, promote connecting plate 304 displacement, drive fixed block 301 displacement business turn over fixed slot 303, pull down preceding curb plate 102, be convenient for carry out quick change to preceding curb plate 102.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A high-stability high-frequency transformer bobbin, comprising:

the main body (1) comprises a cylinder body (101), a front side plate (102) and a rear side plate (103), wherein the front side plate (102) is fixedly connected to one end of the cylinder body (101), and the rear side plate (103) is installed at the other end of the cylinder body (101);

the mounting mechanism (2) comprises a mounting shell (201), a magnetic core (202) and a clamping groove (203), the mounting shell (201) is mounted inside the cylinder body (101), the magnetic core (202) is fixed on the inner wall of the mounting shell (201), and the clamping groove (203) is formed in the top end and the bottom end of the mounting shell (201);

and the connecting mechanism (3) is positioned at the other end of the cylinder body (101) and is used for quickly replacing the rear side plate (103).

2. The high-stability high-frequency transformer bobbin of claim 1, wherein: the outer wall of the front side plate (102) is located inside the barrel (101) and is fixedly connected with a fixing plate (204), and the outer wall of the fixing plate (204) is fixedly connected with a rubber block (205).

3. The high-stability high-frequency transformer bobbin of claim 1, wherein: coupling mechanism (3) include fixed block (301), connection groove (302) and fixed slot (303), fixed block (301) sliding connection is in the top and the bottom of barrel (101), connection groove (302) set up in the outer wall of posterior lateral plate (103), the setting in the top and the bottom of connection groove (302) of fixed slot (303), the one end of fixed block (301) is connected with connecting plate (304), be connected with between connecting plate (304) and barrel (101) coupling spring (305).

4. The high-stability high-frequency transformer bobbin of claim 2, wherein: the inner wall of draw-in groove (203) is laminated with the outer wall of block rubber (205) mutually, the shape of block rubber (205) is the hemisphere.

5. The high-stability high-frequency transformer bobbin of claim 2, wherein: the fixed plate (204) and the rubber block (205) are provided with two groups, and the outer wall of the fixed plate (204) is attached to the inner wall of the mounting shell (201).

6. The high-stability high-frequency transformer bobbin of claim 3, wherein: the inner wall of fixed slot (303) and the outer wall of fixed block (301) are laminated mutually, the other end of fixed block (301) is the inclined plane.

7. The high-stability high-frequency transformer bobbin of claim 3, wherein: the outer wall of the cylinder body (101) is attached to the inner wall of the connecting groove (302), and when the connecting plates (304) are in an unstressed state, the distance between the two connecting plates (304) is smaller than the height of the outer wall of the mounting shell (201).