CN212342444U

CN212342444U - I-shaped transformer winding support

Info

Publication number: CN212342444U
Application number: CN202021305813.9U
Authority: CN
Inventors: 马东海
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-01-12
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses an I-shaped transformer winding bracket, belonging to the technical field of transformers, comprising a coil rack and pins, wherein the coil rack comprises a pin base and a winding base fixed on the pin base; the isolation cover passes through the winding seat and covers the upper surface and the periphery of the stitch seat; the pins are L-shaped; the upper surface of the stitch base is provided with a plurality of abutting grooves, the bottom surface of each abutting groove is provided with a through hole, the upper surface of one side wall of each abutting groove is provided with a notch communicated with the through hole, the notch and the through hole form an L-shaped channel matched with the stitch, and the stitch is positioned in the L-shaped channel; the isolation cover is internally provided with a plurality of pressing blocks which correspond to the pressing pins in the pressing grooves. Through the installation isolation housing on the stitch seat, make the briquetting compress tightly the stitch in supporting the pressure groove, realize the reliable fixed of stitch, simple structure, easy operation, simple to operate has practiced thrift the material moreover, has practiced thrift the process, has improved production efficiency.

Description

I-shaped transformer winding support

Technical Field

The utility model belongs to the technical field of the transformer, concretely relates to I shape transformer wire winding support.

Background

The I-shaped bracket generally comprises a coil rack and pins, wherein the coil rack is provided with a pin base for fixing the pins and a winding base on the pin base, and the winding base is used for winding a coil and installing a magnetic core. In the current processing process, a pin is inserted when the coil former is subjected to injection molding; or after the coil former is injection-molded, the pins are pressed in from the side edges and then fixed through glue, the two modes are low in efficiency, the glue fixing needs manual manufacturing, the cost is high, and the coil former is not environment-friendly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a I shape transformer wire winding support, simple to operate, easy operation to in solving present I shape transformer wire winding support, the above-mentioned problem that stitch and coil former fixed mode exist.

For realizing the purpose of the utility model, the technical proposal adopted is that: a I-shaped transformer winding bracket comprises a coil rack and pins, wherein the coil rack comprises pin bases and winding bases fixed on the pin bases; the insulation cover is covered on the upper surface and the periphery of the stitch base through the winding base; the pins are L-shaped; the upper surface of the stitch base is provided with a plurality of abutting grooves, the bottom surface of each abutting groove is provided with a through hole, the upper surface of one side wall of each abutting groove is provided with a notch communicated with the through hole, the notch and the through hole form an L-shaped channel matched with the stitch, and the stitch is positioned in the L-shaped channel; the isolation cover is internally provided with a plurality of pressing blocks which correspond to the pressing pins in the pressing grooves.

As a further alternative, the pressing groove is a U-shaped through groove.

As a further alternative, the lower portion of the pressing block is in an inverted cone shape.

As a further alternative, the two inner surfaces of the isolation cover in the direction of the U-shaped through groove are both provided with limiting protrusions.

As a further alternative, the isolation cover is a box body with an open end, a via hole for the winding seat to pass through is formed in the box body, and the open end correspondingly accommodates the stitch seat.

As a further alternative, a reinforcing rib is arranged in the isolation cover.

As a further alternative, the isolation cover is provided with screw mounting holes.

As a further alternative, one end of the L-shaped pin extends out of the gap, and the other end extends out of the through hole.

The utility model has the advantages that: after the coil former is injection-molded, the L-shaped pins are loaded into the L-shaped channels of the lower part of the pressing groove of the pin base, and the pressing blocks are pressed on the pins in the pressing groove by installing the isolation cover on the pin base, so that the reliable fixation of the pins is realized.

Drawings

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

Fig. 1 is a schematic structural view of an i-shaped transformer winding bracket according to an embodiment of the present invention;

FIG. 2 is a bottom view of the I-shaped transformer winding bracket of FIG. 1;

FIG. 3 is a cross-sectional view taken at A-A in FIG. 2

Fig. 4 is an exploded view of the isolation cover and the coil frame in the winding support of the i-shaped transformer according to the embodiment of the present invention.

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 efforts belong to the protection scope of the present invention. It is to be understood that the drawings are designed solely for the purposes of illustration and description and not as a definition of the limits of the invention. The connection relationships shown in the drawings are for clarity of description only and do not limit the manner of connection.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Fig. 1 to 4 show an i-shaped transformer winding bracket provided by the present invention, which comprises a coil rack 1 and pins 4, wherein the coil rack 1 comprises a pin base 2 and a winding base 3 fixed on the pin base 2; the needle foot base also comprises an isolation cover 5, wherein the isolation cover 5 covers the upper surface and the periphery of the needle foot base 2 through the winding base 3; the stitch 4 is L-shaped; the upper surface of the stitch base 2 is provided with a plurality of abutting grooves 6, the bottom surface of each abutting groove 6 is provided with a through hole 7, the upper surface of one side wall of each abutting groove 6 is provided with a notch 8 communicated with the through hole 7, the notch 8 and the through hole 7 form an L-shaped channel matched with the stitch 4, and the stitch 4 is positioned in the L-shaped channel; the isolation cover 5 is provided with a plurality of pressing blocks 9 corresponding to the pressing pins 4 in the pressing grooves 6.

After the injection molding of the coil frame 1 is completed, the pins 4 are inserted into the L-shaped channels at the lower parts of the abutting grooves 6, the top surfaces of the installed pins 4 are slightly higher than the bottom surfaces of the abutting grooves 6, the isolation covers 5 penetrate through the winding seats 3 and cover the upper surfaces and the peripheries of the pin seats 2, so that the abutting blocks 9 correspond to the abutting grooves 6, the bottom surfaces of the abutting blocks 9 abut against the upper surfaces of the pins 4, the pins 4 are tightly pressed and fixed in the pin seats 2, the installation is simple and convenient, the requirements on assembly personnel are low, the installation can be rapidly completed, and the disassembly is also convenient. The isolation cover 5 is provided with screw mounting holes 10 for mounting the winding bracket by screws.

The pressing groove 6 is a U-shaped through groove, so that the isolation cover 5 can be conveniently loaded, and the pressing block 9 can conveniently enter the pressing groove 6. The pressing block 9 is longer than the U-shaped through groove, the bottom surface of the groove is fully covered, and the pressing block 9 is enabled to press the pins 4. The lower part of the pressing block 9 can be in an inverted cone shape, so that the pressing block can conveniently enter the pressing groove 6 to play a role in guiding. Two inner surfaces of the isolation cover 5 in the direction of the U-shaped through groove are respectively provided with a limiting bulge 11, so that relative movement in the direction of the U-shaped through groove between the stitch holder 2 and the isolation cover 5 is prevented.

The winding seat 3 comprises two baffles 12 and a winding part 13 connected between the two baffles 12 to form an I shape, and a central hole 14 of the winding part is used for installing a magnetic core. The isolation cover 5 can be a box body with an open end, the box body is provided with a via hole 15 for the winding seat 3 to pass through, and the open end correspondingly accommodates the stitch seat 2. After the packaging, the pin 4 extends out of the opening.

The isolation cover 5 is internally provided with a reinforcing rib 16 for reinforcement. The reinforcing ribs 16 may be triangular, and four reinforcing ribs are symmetrically arranged at two sides in the isolation cover 5.

One end of the L-shaped pin 4 extends out of a notch 8, and the other end of the L-shaped pin extends out of a through hole 7, so that one end of the pin 4 extending out of the notch 8 is used for winding a copper wire and soldering, the other end of the pin cannot be stained with tin, and the originally designed thickness cannot be changed due to the fact that the pin is stained with tin.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. A I-shaped transformer winding bracket comprises a coil rack and pins, wherein the coil rack comprises pin bases and winding bases fixed on the pin bases; the insulation cover is covered on the upper surface and the periphery of the stitch base through the winding base; the pins are L-shaped; the upper surface of the stitch base is provided with a plurality of abutting grooves, the bottom surface of each abutting groove is provided with a through hole, the upper surface of one side wall of each abutting groove is provided with a notch communicated with the through hole, the notch and the through hole form an L-shaped channel matched with the stitch, and the stitch is positioned in the L-shaped channel; the isolation cover is internally provided with a plurality of pressing blocks which correspond to the pressing pins in the pressing grooves.

2. The i-shaped transformer winding bracket according to claim 1, wherein the abutting groove is a U-shaped through groove.

3. The I-shaped transformer winding bracket according to claim 1 or 2, wherein the lower part of the pressing block is in an inverted cone shape.

4. The I-shaped transformer winding bracket according to claim 2, wherein the isolation cover is provided with limiting protrusions on both inner surfaces in the direction of the U-shaped through groove.

5. The I-shaped transformer winding bracket according to claim 1, wherein the isolation cover is a box body with an open end, the box body is provided with a through hole for the winding seat to pass through, and the open end correspondingly accommodates the pin seat.

6. The I-shaped transformer winding bracket according to claim 5, wherein a reinforcing rib is arranged in the isolation cover.

7. The i-shaped transformer winding bracket according to claim 1, wherein the isolation cover is provided with screw mounting holes.

8. The i-shaped transformer winding bracket according to claim 1, wherein one end of the L-shaped pin extends out of a notch, and the other end of the L-shaped pin extends out of a through hole.