CN216902465U

CN216902465U - Transformer with sheet type heat radiation structure

Info

Publication number: CN216902465U
Application number: CN202123275538.8U
Authority: CN
Inventors: 陈仁双
Original assignee: Dongguan Jinbihui Electronics Co ltd
Current assignee: Dongguan Jinbihui Electronics Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-07-05
Anticipated expiration: 2031-12-24

Abstract

A transformer with a chip type heat dissipation structure relates to the technical field of transformers, and comprises a base, a shell and a heat dissipation mechanism, the shell is fixedly arranged at the top end of the base, a winding transformation assembly is integrated in the shell, the heat dissipation mechanism is arranged at one side of the shell, the bottom of the heat dissipation mechanism is provided with a mounting and fixing mechanism, the heat dissipation mechanism comprises a heat dissipation sheet and an oil storage box, the radiating fins are connected with the shell, a plurality of radiating fins are arranged and distributed at equal intervals, the bottom ends of the radiating fins are fixedly connected with inserting blocks, the side wall of the radiating fin is provided with a radiating channel, the oil storage box is arranged at the top end of the radiating fin, the utility model is provided with a mounting and fixing mechanism, the radiating fin is inserted into the slot through the inserting block, the cooling fin can be positioned and installed on the installation seat, the supporting stop block is arranged to support the bottom of the cooling fin, the cooling fin can be supported and reinforced, and the stability of the cooling fin is improved.

Description

Transformer with sheet type heat radiation structure

Technical Field

The utility model relates to the technical field of transformers, in particular to a transformer with a chip type heat dissipation structure.

Background

The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core. The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, and the like. At present, the overall layout space of the transformer tends to be miniaturized, matched electronic components are required to be developed towards ultra-thinness, and the transformer mounted on a PCB (printed circuit board) generally adopts a finned radiator structure.

However, when the transformer with the sheet type heat dissipation structure in the prior art is installed in a narrow space, the heat dissipation fins of the transformer lack corresponding fixing mechanisms, so that the stability of the heat dissipation fins is poor, and the heat dissipation fins are easy to loosen when vibrated, thereby affecting the stable operation of the transformer.

In order to solve the above problems, a transformer with a chip type heat dissipation structure is provided in the present application.

SUMMERY OF THE UTILITY MODEL

Objects of the utility model

In order to solve the technical problems in the prior art, the utility model provides a transformer with a sheet type heat radiation structure, wherein a mounting and fixing mechanism is arranged, a heat radiation sheet is inserted into a slot through an insertion block, the heat radiation sheet can be positioned and mounted on a mounting seat, and a support stop block is arranged to support the bottom of the heat radiation sheet, so that the heat radiation sheet can be supported and reinforced, the stability of the heat radiation sheet is improved, and the problem that the heat radiation sheet of the transformer with the sheet type heat radiation structure in the prior art lacks a corresponding fixing mechanism when the transformer is mounted in a narrow space is solved.

(II) technical scheme

In order to solve the above problems, the utility model provides a transformer with a chip type heat dissipation structure, which comprises a base, a shell and a heat dissipation mechanism, wherein the shell is fixedly arranged at the top end of the base, a winding transformation assembly is integrated in the shell, the heat dissipation mechanism is arranged at one side of the shell, and an installation fixing mechanism is arranged at the bottom of the heat dissipation mechanism;

the heat dissipation mechanism comprises a heat dissipation sheet and an oil storage box, the heat dissipation sheet is connected with the shell, the heat dissipation sheet is provided with a plurality of heat dissipation pieces which are distributed at equal intervals, the bottom end of the heat dissipation sheet is fixedly connected with an insertion block, a heat dissipation channel is formed in the side wall of the heat dissipation sheet, the oil storage box is arranged on the top end of the heat dissipation sheet, the heat dissipation sheet is internally hollow, the top end of the heat dissipation sheet is fixedly connected with a connecting pipe, and the top end of the connecting pipe is connected with the oil storage box.

Preferably, support columns are arranged between every two adjacent radiating fins, two ends of each support column are fixedly connected with the radiating fins, and the support columns are arranged at four corners of the radiating fins.

Preferably, the installation fixing mechanism comprises an installation seat, the installation seat is fixedly connected with the base through a screw, a slot is formed in the top end of the installation seat, and the insertion block is fixedly inserted into the inner side of the slot.

Preferably, the top end of the mounting seat is fixedly connected with a plurality of supporting check blocks, and the plurality of supporting check blocks are respectively attached to two sides of the bottom end of the radiating fin.

Preferably, mount pad top fixedly connected with bracing piece, the bracing piece is the shape of falling L, bracing piece bottom and mount pad fixed connection, bracing piece top fixedly connected with cutting ferrule, cutting ferrule and oil storage box fixed joint.

Preferably, a binding post is fixedly connected to one side of the shell.

Preferably, casing bottom one side fixedly connected with connecting block, connecting block and base fixed connection.

Preferably, four corners of the base are provided with mounting holes.

The technical scheme of the utility model has the following beneficial technical effects:

1. according to the utility model, the mounting and fixing mechanism is arranged, the radiating fins are inserted into the slots through the inserting blocks, so that the radiating fins can be positioned and mounted on the mounting seat, and the supporting stop blocks are arranged at the bottoms of the radiating fins for supporting and reinforcing the radiating fins, thereby improving the stability of the radiating fins;

2. the oil storage box is filled with cooling oil, heat generated by the operation of the transformer is conducted to the radiating fins, the cooling oil in the radiating fins can take away the heat, so that the heat dissipation of the transformer is facilitated, the contact area of the radiating fins and air is increased by arranging the radiating channels, and the radiating effect of the radiating fins is improved.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the heat dissipation mechanism of the present invention;

FIG. 3 is a schematic view of the overall structure of the heat sink of the present invention;

fig. 4 is a schematic view of the overall structure of the mounting and fixing mechanism of the present invention.

Reference numerals:

1. a base; 101. mounting holes; 2. a housing; 201. a binding post; 202. connecting blocks; 3. a heat dissipation mechanism; 301. a heat sink; 302. an oil storage box; 303. inserting a block; 304. a heat dissipation channel; 305. a connecting pipe; 306. a support pillar; 4. installing a fixing mechanism; 401. a mounting seat; 402. a slot; 403. a support block; 404. a support bar; 405. and (4) a ferrule.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, the transformer with a chip-type heat dissipation structure according to the present invention includes a base 1, a housing 2 and a heat dissipation mechanism 3, wherein the housing 2 is fixedly disposed at the top end of the base 1, a winding transformation assembly is integrated inside the housing 2, the heat dissipation mechanism 3 is disposed at one side of the housing 2, the heat dissipation mechanism 3 is used for assisting heat dissipation of the transformer, a mounting and fixing mechanism 4 is disposed at the bottom of the heat dissipation mechanism 3, and the mounting and fixing mechanism 4 is used for reinforcing the heat dissipation mechanism 3;

radiating mechanism 3 includes fin 301 and oil storage box 302, fin 301 is connected with casing 2, fin 301 sets up a plurality ofly and is equidistant distribution, fin 301 bottom fixedly connected with inserted block 303, heat dissipation channel 304 has been seted up to fin 301 lateral wall, oil storage box 302 sets up on fin 301 top, the inside cavity of fin 301, fin 301 top fixedly connected with connecting pipe 305, connecting pipe 305 top is connected with oil storage box 302, oil storage box 302 is inside to be full of the coolant oil, the heat conduction that the transformer operation produced is to fin 301 on, the heat can be taken away to the coolant oil in the fin 301, thereby help the transformer heat dissipation, and set up heat dissipation channel 304 and improve the area of contact of fin 301 and air, improve the radiating effect of fin 301.

In an alternative embodiment, the support columns 306 are disposed between two adjacent heat dissipation fins 301, two ends of each support column 306 are fixedly connected to the heat dissipation fins 301, the support columns 306 are disposed at four corners of the heat dissipation fins 301, and the support columns 306 are supported between two adjacent heat dissipation fins 301, so that stability of the heat dissipation fins 301 can be improved.

In an alternative embodiment, the mounting and fixing mechanism 4 includes a mounting seat 401, the mounting seat 401 is fixedly connected with the base 1 through a screw, a slot 402 is formed in the top end of the mounting seat 401, the insertion block 303 is fixedly inserted into the inner side of the slot 402, and by arranging the mounting and fixing mechanism 4, the heat sink 301 is inserted into the slot 402 through the insertion block 303, so that the heat sink 301 can be positioned and mounted on the mounting seat 401.

In an optional embodiment, the top end of the mounting seat 401 is fixedly connected with support stoppers 403, the support stoppers 403 are provided in multiple groups, the multiple groups of support stoppers 403 are respectively attached to two sides of the bottom end of the heat sink 301, and the support stoppers 403 are provided to be supported at the bottom of the heat sink 301, so that the heat sink 301 can be supported and reinforced, and the stability of the heat sink 301 is improved.

In an alternative embodiment, the top end of the mounting seat 401 is fixedly connected with a support rod 404, the support rod 404 is in an inverted L shape, the bottom end of the support rod 404 is fixedly connected with the mounting seat 401, the top end of the support rod 404 is fixedly connected with a clamping sleeve 405, the clamping sleeve 405 is fixedly clamped with the oil storage box 302, and the support rod 404 and the clamping sleeve 405 can support and reinforce the oil storage box 302 to improve the stability of the oil storage box 302.

In an alternative embodiment, a terminal 201 is fixedly connected to one side of the housing 2, and the lead is connected to the transformer through the terminal 201.

In an alternative embodiment, a connecting block 202 is fixedly connected to one side of the bottom end of the housing 2, the connecting block 202 is fixedly connected to the base 1, and the connecting block 202 is fixed to the base 1, so that the housing 2 can be fixedly mounted on the base 1.

In an alternative embodiment, the four corners of the base 1 are provided with mounting holes 101, and the mounting holes 101 are installed with connectors to fix the base 1 on the PCB.

In the utility model, the oil storage box 302 is filled with cooling oil, the heat generated by the operation of the transformer is conducted to the radiating fin 301, the cooling oil in the radiating fin 301 can take away the heat, thereby helping the transformer to dissipate heat, and the heat dissipation channel 304 is arranged to increase the contact area of the heat dissipation fins 301 with air, and increase the heat dissipation effect of the heat dissipation fins 301, and is supported between two adjacent heat dissipation fins 301 by arranging the support columns 306, the stability of the heat sink 301 can be improved, the heat sink 301 is inserted into the slot 402 through the insertion block 303, the heat sink 301 can be positioned and installed on the mounting seat 401, the supporting block 403 is arranged to support the bottom of the heat sink 301, the heat sink 301 can be supported and reinforced, the support rod 404 and the ferrule 405 can support and reinforce the oil storage box 302, so as to improve the stability of the oil storage box 302, the lead is connected with the transformer through the terminal 201, the base 1 can be fixed on the PCB by installing a connector in the installation hole 101.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A transformer with a chip type heat dissipation structure comprises a base (1), a shell (2) and a heat dissipation mechanism (3), and is characterized in that the shell (2) is fixedly arranged at the top end of the base (1), a winding transformation assembly is integrated in the shell (2), the heat dissipation mechanism (3) is arranged on one side of the shell (2), and the bottom of the heat dissipation mechanism (3) is provided with an installation fixing mechanism (4);

radiating mechanism (3) include fin (301) and oil storage box (302), fin (301) are connected with casing (2), fin (301) set up a plurality ofly and are equidistant distribution, fin (301) bottom fixedly connected with inserted block (303), heat dissipation passageway (304) have been seted up to fin (301) lateral wall, oil storage box (302) set up on fin (301) top, fin (301) inside cavity, fin (301) top fixedly connected with connecting pipe (305), connecting pipe (305) top is connected with oil storage box (302).

2. The transformer with a chip heat dissipation structure according to claim 1, wherein support pillars (306) are disposed between two adjacent heat dissipation fins (301), two ends of each support pillar (306) are fixedly connected to the heat dissipation fins (301), and the support pillars (306) are disposed at four corners of the heat dissipation fins (301).

3. The transformer with the fin type heat dissipation structure according to claim 1, wherein the mounting and fixing mechanism (4) includes a mounting base (401), the mounting base (401) is fixedly connected with the base (1) through a screw, a slot (402) is formed in a top end of the mounting base (401), and the insertion block (303) is fixedly inserted into an inner side of the slot (402).

4. The transformer with a plate type heat dissipation structure according to claim 3, wherein a plurality of sets of supporting stoppers (403) are fixedly connected to the top end of the mounting seat (401), and the plurality of sets of supporting stoppers (403) are respectively attached to two sides of the bottom end of the heat sink (301).

5. The transformer with the plate type heat dissipation structure according to claim 3, wherein a support rod (404) is fixedly connected to a top end of the mounting seat (401), the support rod (404) is in an inverted L shape, a bottom end of the support rod (404) is fixedly connected to the mounting seat (401), a clamping sleeve (405) is fixedly connected to a top end of the support rod (404), and the clamping sleeve (405) is fixedly clamped with the oil storage box (302).

6. The transformer with fin type heat dissipation structure according to claim 1, wherein a terminal (201) is fixedly connected to one side of the housing (2).

7. The transformer with fin type heat dissipation structure according to claim 1, wherein a connecting block (202) is fixedly connected to one side of the bottom end of the housing (2), and the connecting block (202) is fixedly connected to the base (1).

8. The transformer with a fin type heat dissipation structure according to claim 1, wherein mounting holes (101) are formed at four corners of the base (1).