CN218514737U

CN218514737U - Clamping fixed radiating fin

Info

Publication number: CN218514737U
Application number: CN202222360245.8U
Authority: CN
Inventors: 王永超; 甘文杰; 刘双红
Original assignee: Dongguan Weishan Electromechanical Technology Co ltd
Current assignee: Dongguan Weishan Electromechanical Technology Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-02-21
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses a block fixed fin, relate to fin technical field, the mounting groove has been seted up to the lower surface of fin main part, the inner chamber has all been seted up in the both sides of mounting groove in the inside of fin main part, every inner chamber all is provided with the limiting plate, every inner chamber all is provided with the spring in one side of limiting plate, the card strip that extends to in the mounting groove is all installed at the opposite side center of every limiting plate, be provided with graphite alkene board in the mounting groove, through installing the graphite alkene piece in the fin main part, graphite alkene piece has the heat conductivity higher than the metal, make the faster direction fin main part of the temperature on the power strip, through constitute block structure by trapezoidal fastener and mounting panel, thereby fix the fin on the power strip in four fixed slots of power strip by the trapezoidal fastener card income of four block structures of fin, and utilize block structure to fix the fin main part, make things convenient for the staff to pull down the fin and carry out maintenance and overhaul to the power strip.

Description

Clamping fixed radiating fin

Technical Field

The utility model relates to a fin technical field specifically is a block fixed cooling fin.

Background

The power panel is an important component of an electric appliance and is responsible for controlling the power supply of a driving circuit, sufficient driving voltage is provided during working, and the output current of the circuit is kept stable during working, so the power panel is also called a circuit board, a large amount of heat is generated during working of the power panel, the heat dissipation effect of the power panel of a mobile phone is poor, and a heat dissipation sheet is usually arranged on the surface of the power panel so as to enhance the heat dissipation of the power panel.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a snap fixed fin has solved the problem in the above-mentioned background.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a block fixed cooling fin, includes fin main part and power strip, the mounting groove has been seted up to the lower surface of fin main part, the inner chamber, every have all been seted up in the both sides of mounting groove in the inside of fin main part the inner chamber all is provided with the limiting plate, every in one side of limiting plate the inner chamber all is provided with the spring, every the card strip that extends to in the mounting groove is all installed at the opposite side center of limiting plate, be provided with the graphite alkene board in the mounting groove.

As a further technical scheme of the utility model, the draw-in groove with card strip looks adaptation is all seted up to the both sides of graphite alkene board.

As a further technical scheme of the utility model, every the side of limiting plate all corresponds and has seted up a set of pull rod that extends to the fin main part outside, every group two the connecting piece is installed jointly to the end that the pull rod extends to the fin main part outside.

As a further technical scheme of the utility model, the power strip is located the fin main part under, two fixed slots have all been seted up to the both sides of power strip corresponding.

As a further technical scheme of the utility model, the mounting panel, every have all been seted up in one side of every fixed slot to the lower surface of fin main part the trapezoidal fastener with fixed slot looks adaptation is all seted up to the side of mounting panel.

As a further technical scheme of the utility model, the upper surface mounting of fin main part has a plurality of evenly distributed's radiating fin.

Advantageous effects

The utility model provides a block fixed fin. Compared with the prior art, the method has the following beneficial effects:

1. the utility model provides a block fixed fin, through installing the graphite alkene piece in the fin main part, the graphite alkene piece has the higher heat conductivity than the metal, makes the faster direction fin main part of the temperature on the power strip, utilizes the block structure to replace to paste simultaneously and fixes the graphite alkene board for the structure of graphite alkene board is more stable, and it is more simple convenient to make the installation of graphite alkene board simultaneously.

2. The clamping structure is formed by the trapezoid clamping pieces and the mounting plate, the trapezoid clamping pieces of the four clamping structures of the radiating fin are clamped into the four fixing grooves of the power panel, so that the radiating fin is fixed on the power panel, the radiating fin main body is fixed by the clamping structure, the assembling and disassembling of the radiating fin main body become simple, and workers can conveniently disassemble the radiating fin to maintain and overhaul the power panel.

Drawings

FIG. 1 is a schematic view of a snap-fit heat sink;

FIG. 2 is an exploded view of a snap-fit heat sink;

fig. 3 is an exploded view of a heat sink and a graphene plate that are engaged with each other to fix the heat sink;

fig. 4 is a cross-sectional view of a heat sink body with a heat sink snap-fit.

In the figure: 1. a heat sink main body; 2. mounting grooves; 3. an inner cavity; 4. a limiting plate; 5. a spring; 6. clamping the strip; 7. a graphene plate; 8. a card slot; 9. a pull rod; 10. a connecting member; 11. a heat dissipating fin; 12. a power panel; 13. mounting a plate; 14. a trapezoidal fastener; 15. and fixing the grooves.

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 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.

Referring to fig. 1-4, the present invention provides a technical solution of fastening and fixing a heat sink: the utility model provides a block fixed cooling fin, including fin main part 1 and power strip 12, mounting groove 2 has been seted up to the lower surface of fin main part 1, inner chamber 3 has all been seted up in the both sides of mounting groove 2 to the inside of fin main part 1, all be provided with limiting plate 4 in every inner chamber 3, all be provided with spring 5 in one side of limiting plate 4 in every inner chamber 3, card strip 6 that extends to in the mounting groove 2 is all installed at every limiting plate 4's opposite side center, be provided with graphite alkene board 7 in the mounting groove 2, draw-in groove 8 with 6 looks adaptations of card strip is all seted up to graphite alkene board 7's both sides, every limiting plate 4's side all corresponds and has seted up a set of draw bar 9 that extends to 1 outside of fin main part, connecting piece 10 is installed jointly to two outside ends of every group 9, when installing graphite alkene board 7, draw two connecting pieces 10 outward and drive two limiting plate 4 through two sets of pull bar 9 and remove, limiting plate 4 compression spring 5 of every removal drive card strip 6 simultaneously and get into inner chamber 3, then put graphite alkene board 7 into mounting groove 2, let two draw-in the simple card strip 7 that the card strip that the stable structure drives and more, thereby two simple block 7 that the card strip that restore the graphite alkene of fixing card strip 7 drives more.

Referring to fig. 1-2, a power panel 12 is located under a heat sink main body 1, two fixing slots 15 are correspondingly formed in two sides of the power panel 12, a mounting plate 13 is formed on one side of each fixing slot 15 on the lower surface of the heat sink main body 1, trapezoidal fasteners 14 matched with the fixing slots 15 are formed in the side surface of each mounting plate 13, when the heat sink main body 1 is installed, the heat sink main body 1 is placed over the power panel 12, then the heat sink main body 1 is pressed down, the inclined surface of each trapezoidal fastener 14 is squeezed by the edge of the power panel 12, the four trapezoidal fasteners 14 move outwards, the mounting plates 13 are bent, until the four trapezoidal fasteners 14 are aligned with the four fixing slots 15, the limit of the side surface of the power panel 12 is eliminated, the four mounting plates 13 rebound to drive the four trapezoidal fasteners 14 to be clamped into the four fixing slots 15, so as to fix the heat sink, when the heat sink is disassembled, the four mounting plates 13 are simultaneously pulled to move the four trapezoidal fasteners 14 out of the fixing slots 15, and the heat sink main body 1 is fixed by using a clamping structure, so that the heat sink is easy to assemble and disassemble by workers to overhaul the heat sink 12.

Referring to fig. 1, a plurality of uniformly distributed heat dissipation fins 11 are installed on the upper surface of the heat sink main body 1, and when the heat sink main body is used, the heat dissipation fins 11 are installed to increase the contact area between the device and the outside, and when the heat sink main body is used, the heat transferred to the heat sink main body 1 is dispersed into the heat dissipation fins 11 and finally dispersed into the air.

The utility model discloses a theory of operation: when the graphene plate 7 is installed, the two limiting plates 4 are driven to move by pulling the two connecting pieces 10 outwards through the two groups of pull rods 9, the clamping strips 6 are driven by the compression springs 5 of the limiting plates 4 which move at the same time to enter the inner cavity 3, then the graphene plate 7 is placed in the installation groove 2, the two clamping grooves 8 are aligned with the two clamping strips 6, the two connecting pieces 10 are loosened, all the springs 5 rebound to drive the two limiting plates 4 to restore, and therefore the two clamping strips 6 are driven to be clamped into the two clamping grooves 8, and the graphene plate 7 is fixed;

during installation, the radiating fin main body 1 is placed right above the power panel 12, then the radiating fin main body 1 is pressed down, the inclined surface of each trapezoidal clamping piece 14 is extruded by the edge of the power panel 12, so that the four trapezoidal clamping pieces 14 move outwards, the mounting plate 13 is bent, the four trapezoidal clamping pieces 14 are aligned with the four fixing grooves 15, the limit of the side surface of the power panel 12 is avoided, and the four mounting plates 13 rebound to drive the four trapezoidal clamping pieces 14 to be clamped into the four fixing grooves 15, so that the radiating fin is fixed;

when the heat dissipation structure is used, the running power panel 12 emits heat, the heat is rapidly transferred to the heat dissipation fin main body 1 through the graphene board 7, the heat is dispersed to the heat dissipation fins 11 by the heat dissipation fin main body 1, and finally the heat is dissipated in the air, so that the purpose of dissipating the heat of the power panel 12 is achieved.

Claims

1. The utility model provides a block fixed cooling fin, includes fin main part (1) and power strip (12), its characterized in that, mounting groove (2) have been seted up to the lower surface of fin main part (1), inner chamber (3), every have all been seted up in the both sides of mounting groove (2) to the inside of fin main part (1) all be provided with limiting plate (4), every in inner chamber (3) in one side of limiting plate (4) all be provided with spring (5), every card strip (6) that extend to in mounting groove (2) are all installed at the opposite side center of limiting plate (4), be provided with graphite alkene board (7) in mounting groove (2).

2. The clamping fixed heat sink as claimed in claim 1, wherein the graphene plate (7) is provided with clamping grooves (8) at both sides thereof, the clamping grooves being adapted to the clamping strips (6).

3. The snap-fit fixed heat sink according to claim 1, wherein a set of pull rods (9) extending to the outside of the heat sink main body (1) are correspondingly formed on the side surface of each of the limiting plates (4), and a connecting member (10) is commonly installed at the end of each set of two pull rods (9) extending to the outside of the heat sink main body (1).

4. The snap-fit fixed heat sink as claimed in claim 1, wherein the power board (12) is located right below the heat sink main body (1), and two fixing slots (15) are correspondingly formed on two sides of the power board (12).

5. A snap-fit fixed heat sink according to claim 4, wherein the lower surface of the heat sink body (1) is provided with a mounting plate (13) at one side of each fixing groove (15), and the side surface of each mounting plate (13) is provided with a trapezoidal clip (14) matched with the fixing groove (15).

6. A snap fit heat sink as claimed in claim 1, wherein the top surface of the heat sink body (1) is fitted with a plurality of evenly distributed heat dissipating fins (11).