CN214960672U

CN214960672U - Combined strip-shaped radiating fin

Info

Publication number: CN214960672U
Application number: CN202120708791.9U
Authority: CN
Inventors: 邢光清; 于乾伍
Original assignee: Shenzhen Hongliyuan Precision Machinery Co ltd
Current assignee: Shenzhen Hongliyuan Precision Machinery Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-11-30
Anticipated expiration: 2031-04-08

Abstract

The utility model relates to a fin field, concretely relates to modular bar fin. Including first heating panel and the second heating panel of bilateral symmetry setting, first heating panel upper end equipartition is fixed with a plurality of horizontal first finned plates, and second heating panel upper end equipartition is fixed with a plurality of horizontal second finned plates, is provided with a plurality of third heating panels between first heating panel and the second heating panel. The utility model discloses, thereby increase through the quantity that increases first heating panel the utility model discloses a whole degree of ascending makes its heat-generating body that can be applicable to different length, can increase with the area of contact of heat-generating body, the radiating efficiency is high.

Description

Combined strip-shaped radiating fin

Technical Field

The utility model relates to a fin field, concretely relates to modular bar fin.

Background

The radiating fin is a device for radiating heat of heating body in electric appliance, and is made up by using aluminium alloy, brass or bronze into plate form, sheet form and multi-sheet form, for example, the CPU of computer must use a relatively large radiating fin, and the power tube, rowed tube and power amplifier must use radiating fin, and the general radiating fin must coat a layer of heat-conducting silicone grease on the contact surface of electronic component and radiating fin so as to make the heat emitted by component be more effectively conducted to radiating fin, then radiated into ambient air by radiating fin, and the heat-conducting property of every material is different, and according to the heat-conducting property it is respectively silver, copper, aluminium and steel. The radiating fin at the present stage has many defects, the length of the radiating fin can not be adjusted according to the requirement, meanwhile, the radiating effect is not good, the contact area of the radiating fin and the heating body is small, and the heat conduction efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that one kind can increase its length with needs, simple structure, convenient to use, combination formula bar fin that the radiating efficiency is high.

In order to realize the purpose, the utility model provides a technical scheme is:

a combined strip-shaped radiating fin comprises a first radiating plate and a second radiating plate which are arranged in bilateral symmetry, wherein the upper end faces of the first radiating plate and the second radiating plate are parallel and level, the lower end faces of the first radiating plate and the second radiating plate are parallel and level, a plurality of transverse first fin plates are uniformly distributed and fixed at the upper end of the first radiating plate, a plurality of transverse second fin plates are uniformly distributed and fixed at the upper end of the second radiating plate, the first fin plates and the second fin plates are arranged in a staggered manner, the right end of each first fin plate protrudes to the right side of the first radiating plate, the left end of each second fin plate protrudes to the left side of the second radiating plate, the lower end of the right part of each first fin plate is in sliding contact with the upper end of the second radiating plate, the lower end of the left part of each second fin plate is in sliding contact with the upper end of the first radiating plate, the second fin plate is positioned on the front side of the first fin plate, transverse fixing strips are fixed at the front sides of the upper ends of the first fin plates, sliding grooves are formed at the lower ends of the fixing strips, and transverse sliding strips are fixed at the upper ends of the second fin plates, the sliding strip is in sliding connection in the sliding groove in a sliding clamping mode, a plurality of first inserting columns are fixed to the right end of the first heat dissipation plate, first blind holes concentric with the first inserting columns are formed in the left end of the second heat dissipation plate, a plurality of third heat dissipation plates are arranged between the first heat dissipation plate and the second heat dissipation plate, second blind holes concentric with the first inserting columns are formed in the left end of the third heat dissipation plate, second inserting columns concentric with the second blind holes are fixed to the right end of the third heat dissipation plate, the second inserting columns are inserted into the second blind holes in the right side of the second heat dissipation plate in an inserting mode, the first inserting columns are inserted into the second blind holes in the leftmost third heat dissipation plate, the second inserting columns on the rightmost third heat dissipation plate are inserted into the first blind holes in the second heat dissipation plate in an inserting mode, the upper end of the third heat dissipation plate is parallel and level with the upper end of the first heat dissipation plate, and the lower end of the third heat dissipation plate is parallel and level with the lower end of the first heat dissipation plate.

Specifically, the first heat dissipation plate and the second heat dissipation plate are both provided with mounting holes.

Specifically, the front end of the first fin plate is in sliding contact with the rear end of the second fin plate.

Specifically, a plurality of groups of connecting plates are fixed on the third heat dissipation plate, each group of connecting plates comprises two vertical plates which are symmetrical front and back, the first fin plate and the second fin plate which are in sliding contact are located between the two vertical plates, and the vertical plates on the front side and the back side are in sliding contact with the first fin plate and the second fin plate respectively.

Specifically, the first heat dissipation plate and the second heat dissipation plate are equal in length, the first heat dissipation plate and the second heat dissipation plate are equal in width, and the third heat dissipation plate and the second heat dissipation plate are equal in width.

Specifically, the sliding groove is a dovetail groove, and the section of the sliding strip is in an inverted isosceles trapezoid shape.

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

the utility model discloses, simple structure, convenient operation, thereby increase through the quantity that increases first heating panel the utility model discloses a whole degree of ascending makes its heat-generating body that can be applicable to different length, can increase the area of contact with the heat-generating body, and the radiating efficiency is high, and first heating panel and second heating panel are difficult for breaking away from, and first heating panel, second heating panel and third heating panel make things convenient for the combination.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the first heat dissipation plate and the second heat dissipation plate in cooperation.

Fig. 3 is a schematic structural diagram of the first heat dissipation plate.

Fig. 4 is a schematic structural diagram of the second heat dissipation plate.

Fig. 5 is a plan view of the first heat dissipation plate.

Fig. 6 is a plan view of the second heat dissipation plate.

Fig. 7 is a plan view of the third heat dissipation plate.

Fig. 8 is a side view of the connection of the first heat dissipation plate and the second heat dissipation plate.

Detailed Description

As shown in fig. 1-8, a combined strip-shaped heat sink comprises a first heat sink 1 and a second heat sink 6 which are arranged in bilateral symmetry, wherein the first heat sink 1 and the second heat sink 6 are both provided with mounting holes, the first heat sink 1 and the second heat sink 6 are equal in length, the first heat sink 1 and the second heat sink 6 are equal in width, the upper end surfaces of the first heat sink 1 and the second heat sink 6 are flush, the lower end surfaces of the first heat sink 1 and the second heat sink 6 are flush, the upper end of the first heat sink 1 is uniformly provided with a plurality of transverse first fins 2, the upper end of the second heat sink 6 is uniformly provided with a plurality of transverse second fins 7, the first fins 2 and the second fins 7 are arranged in a staggered manner, the right end of the first fin 2 protrudes to the right side of the first heat sink 1, the left end of the second fins 7 protrudes to the left side of the second heat sink 6, the lower end of the right portion of the first fin 2 is in sliding contact with the upper end of the

second heat sink

6, 7 left part lower extremes of second finned plate and 1 upper end sliding contact of first heating panel, second finned plate 7 are located 2 front sides of first finned plate, 2 front ends of first finned plate and 7 rear end sliding contact of second finned plate, 2 upper end front sides of first finned plate are fixed with horizontal

fixed strip

3, and 3 lower extremes of fixed strip are seted up and have been put spout 4, and 7 upper ends of second finned plate are fixed with

horizontal draw runner

8, and 8 slip joints of draw runner are in spout 4, spout 4 is the dovetail, and the section of draw runner 8 is the isosceles trapezoid that falls.

The right end of the first heat dissipation plate 1 is fixed with a plurality of first inserting columns 5, the left end of the second heat dissipation plate 6 is provided with a first blind hole 9 concentric with the first inserting column 5, a plurality of third heat dissipation plates 10 are arranged between the first heat dissipation plate 1 and the second heat dissipation plate 6, the left end of the third heat dissipation plate 10 is provided with a second blind hole 12 concentric with the first inserting column 5, the right end of the third heat dissipation plate 10 is fixed with a second inserting column 13 concentric with the second blind hole 12, the second inserting column 13 is inserted into the second blind hole 12 on the right side of the second heat dissipation plate, the first inserting column 5 is inserted into the second blind hole 12 of the leftmost third heat dissipation plate 10, the second inserting column 13 on the rightmost third heat dissipation plate 10 is inserted into the first blind hole 9 on the second heat dissipation plate 6, the upper end of the third heat dissipation plate 10 is flush with the upper end of the first heat dissipation plate 1, the lower end of the third heat dissipation plate 10 is flush with the lower end of the first heat dissipation plate 1, and the third heat dissipation plate 10 is equal to the width of the second heat dissipation plate 6.

A plurality of groups of connecting plates are fixed on the third heat dissipation plate 10, each group of connecting plates comprises two vertical plates 11 which are symmetrical front and back, the first fin plate 2 and the second fin plate 7 which are in sliding contact are positioned between the two vertical plates 11, and the vertical plates 1 on the front side and the back side are in sliding contact with the first fin plate 2 and the second fin plate 7 respectively.

When this fin normal use, first post 5 is pegged graft in first blind hole 9, and first heating panel 1 and second heating panel 6 are connected as an organic wholely, and first finned plate 2 and the coincidence of second finned plate 7 are fixed first heating panel 1 and second heating panel 6 after contacting the heat-generating body with first heating panel 1 and second heating panel 6.

When the length of first heating panel 1 and second heating panel 6 needs to be increased, make first heating panel 1 and second heating panel 6 separate, install a plurality of third heating panel 10 between first heating panel 1 and second heating panel 6, and make first post 5 of inserting peg graft in the second blind hole 12 of leftmost third heating panel 10, second on the rightmost third heating panel 10 is inserted the post 13 and is pegged graft in the first blind hole 12 on second heating panel 6, at this moment, sliding contact's first fin 2 and second fin 7 are located between two risers 11, riser 11 of front and back both sides respectively with first fin 2 and second fin 7 sliding contact, make first heating panel 1, second heating panel 6 and third heating panel 10 contact with the heat-generating body, then fix first heating panel 1 and second heating panel 6 can. After the length of this fin increases, riser 11 and first finned plate 2 and the contact of second finned plate 7, first finned plate 2 and the contact of second finned plate 7 and third heating panel 10 upper end have consequently guaranteed the heat radiating area of this fin, can improve the radiating efficiency.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A combined strip-shaped radiating fin comprises a first radiating plate and a second radiating plate which are arranged in bilateral symmetry, and is characterized in that the upper end faces of the first radiating plate and the second radiating plate are flush, the lower end faces of the first radiating plate and the second radiating plate are flush, a plurality of transverse first fin plates are uniformly distributed and fixed at the upper end of the first radiating plate, a plurality of transverse second fin plates are uniformly distributed and fixed at the upper end of the second radiating plate, the first fin plates and the second fin plates are arranged in a staggered manner, the right end of each first fin plate protrudes to the right side of the first radiating plate, the left end of each second fin plate protrudes to the left side of the second radiating plate, the lower end of the right part of each first fin plate is in sliding contact with the upper end of the second radiating plate, the lower end of the left part of each second fin plate is in sliding contact with the upper end of the first radiating plate, the second fin plate is positioned at the front side of the first fin plate, a transverse fixing strip is fixed at the front side of the upper end of the first fin plate, a sliding chute is arranged at the lower end of the fixing strip, and a transverse sliding strip is fixed at the upper end of the second fin plate, the sliding strip is in sliding connection in the sliding groove in a sliding clamping mode, a plurality of first inserting columns are fixed to the right end of the first heat dissipation plate, first blind holes concentric with the first inserting columns are formed in the left end of the second heat dissipation plate, a plurality of third heat dissipation plates are arranged between the first heat dissipation plate and the second heat dissipation plate, second blind holes concentric with the first inserting columns are formed in the left end of the third heat dissipation plate, second inserting columns concentric with the second blind holes are fixed to the right end of the third heat dissipation plate, the second inserting columns are inserted into the second blind holes in the right side of the second heat dissipation plate in an inserting mode, the first inserting columns are inserted into the second blind holes in the leftmost third heat dissipation plate, the second inserting columns on the rightmost third heat dissipation plate are inserted into the first blind holes in the second heat dissipation plate in an inserting mode, the upper end of the third heat dissipation plate is parallel and level with the upper end of the first heat dissipation plate, and the lower end of the third heat dissipation plate is parallel and level with the lower end of the first heat dissipation plate.

2. The combined strip heat sink as claimed in claim 1, wherein the first and second heat dissipating plates have mounting holes.

3. The combination strip fin of claim 1, wherein the front end of the first fin is in sliding contact with the rear end of the second fin.

4. The combined strip-shaped heat sink as claimed in claim 3, wherein the third heat sink has a plurality of connecting plates fixed thereon, each connecting plate includes two vertical plates symmetrical in front and back, the first fin plate and the second fin plate in sliding contact are located between the two vertical plates, and the vertical plates at the front and back sides are in sliding contact with the first fin plate and the second fin plate, respectively.

5. The combination strip fin of claim 1, wherein the first and second heat dissipation plates have the same length, the first and second heat dissipation plates have the same width, and the third and second heat dissipation plates have the same width.

6. The combination strip fin as claimed in claim 1, wherein the sliding groove is a dovetail groove, and the cross section of the sliding strip is an inverted isosceles trapezoid.