CN202501787U

CN202501787U - Heat sink

Info

Publication number: CN202501787U
Application number: CN2012200676627U
Authority: CN
Inventors: 黄崇贤
Original assignee: 东莞汉旭五金塑胶科技有限公司
Priority date: 2012-02-28
Filing date: 2012-02-28
Publication date: 2012-10-24
Anticipated expiration: 2022-02-28

Abstract

The utility model relates to a heat radiation tube base design, which comprises a hollow tube body, wherein the front end or middle section of the hollow tube body is provided with a closed surface which is formed and connected with the hollow tube body in one step, and the outer tube wall of the hollow tube body is provided with a plurality of clamping grooves which are formed with the hollow tube body and the closed surface in one step so as to lead a plurality of heat radiation fins to be surrounded and combined; the hollow pipe body, the closed surface and the clamping groove are formed in one step by punching or extruding (oil pressure) a certain amount of aluminum ingot blanks, and the radiating pipe base is an integrated assembly, so that the radiating pipe is manufactured by one-step processing.

Description

The heat radiation base

Technical field

The utility model system is about a kind of heat radiation base design; You Zhiqi be one-body molded be the heat radiation base of a hollow tubular; And have the sealing surface that one links to each other in front end or middle section position, and, use for a plurality of radiating fins around combination in a plurality of folder grooves of tube wall one-shot forming.

Background technology

Convention has the radiator of plural radiation shape radiating fin, is to be combined to form by a plurality of radiating fins and a heat radiation base, for the one-body molded outer wall of being located at the base that dispels the heat of a plurality of radiating fins; Because radiating fin system adopts one-body molded; So manufacturing cost is very expensive, and the body thickness of radiating fin is also quite thick thick heavy, and not only weight loading is big; The quantity of radiating fin is very very sparse also, so radiating effect is not good.

The heat radiation base of above-mentioned convention radiator; System is posted by heat generating component (like CPU or LED assembly etc.) with the sealing surface of an end; To reach radiating effect; Or configuration combines more than one heat pipe again, improving heat radiation power, then can be embodied as various forms such as circle, square or other polygon body as for the shape of heat radiation base.

Convention heat radiation base; Also have utilize one have mesopore the heat radiation pallet be nested with and be incorporated into a hollow base and constitute; But the heat radiation pallet is two indivedual different stand-alone assemblies with the hollow base, thus can produce capillarity in the bonding station of two assemblies, and form thermal resistance; Therefore and be unfavorable for the absorption transmission of heat energy influencing radiating effect.In addition, for an indivedual heat radiation pallet and hollow tube holder assemblies of making, not only the die sinking cost is more for they; Also must cooperate assembling procedure accomplish combining again, as a complete unit, its not only cost increase relatively; And also to spend more operation and man-hour during assembling, all not meet economic benefit.

The utility model content

The main purpose of the utility model is to be to provide a kind of heat radiation base to design particularly a kind of integrated hollow tubular heat radiation base that is, and this heat radiation base has a hollow tube; The front end of this hollow tube or middle section position have the sealing surface that links to each other with hollow tube one-shot forming and one, on the outer tube wall of hollow tube, have a plurality of also with hollow tube, the one-time formed folder groove of sealing surface, use for around combining a plurality of radiating fins; Because the heat radiation base is one-body molded assembly; Manufacturing process is disposable to process, and its technology is easy, does not also have the problem of joint; Capillarity can not appear; More can not produce thermal resistance,, promote radiating effect so can absorb transferring heat energy fully.

The another purpose of the utility model; Be to be to provide a kind of heat radiation base design; It is can be at the front end sealing surface of heat radiation base, and is further one-body molded and have a wide planar boss, or also can be in this boss reshaping one inner concave; And can correspondence adhere on heat generating component with boss or inner concave, for absorbing heat fast and dispelling the heat.A purpose again of the utility model; Be to be to provide a kind of heat radiation base design, wherein, the boss inner concave of said heat radiation base front end sealing surface; System can form a buckle annular groove again in the inwall of this inner concave through the mode of Vehicle Processing, and utilizes this buckle annular groove can supply coupling to combine a lampshade.

Description of drawings

Fig. 1 is the combination stereogram of the utility model first embodiment;

Fig. 2 is the exploded perspective view of Fig. 1;

Fig. 3 is the bottom view of Fig. 1;

Fig. 4 is the A-A profile of Fig. 3;

Fig. 5 forms the exploded perspective view of a projecting lamp for the utility model cooperates lampshade and electrical connector;

Fig. 6 is the combination stereogram of Fig. 5;

Fig. 7 is the combination stereogram of the utility model second embodiment;

Fig. 8 is the exploded perspective view of Fig. 7;

Fig. 9 is the top view of Fig. 7;

Figure 10 is the A-A profile of Fig. 9;

Figure 11 is the combination stereogram of the utility model the 3rd embodiment;

Figure 12 is the top view of Figure 11;

Figure 13 is the A-A profile of Figure 12.

The drawing reference numeral explanation:

Hollow tube

1,1a,

1b sealing surface

11,11a,

11b folder groove

12,12a, 12b radiating fin 2,2a, 2b

Boss 111,111a inner concave 112

Buckle annular groove 113 lampshades 3

Electrical connector 4 inner fovea part 21a.

The specific embodiment

Below in conjunction with the accompanying drawing and the specific embodiment the utility model is further described.

Extremely shown in Figure 4 like Fig. 1; Be do first embodiment of heat radiation base design of the utility model; It is one-body molded be the hollow tube 1 of a hollow tubular; This hollow tube 1 also is provided with the sealing surface 11 (like Fig. 3, Fig. 4) that one links to each other in front end (or middle section position), and tube wall is also one-body molded has a plurality of folder grooves 12, uses for a plurality of relatively radiating fin 2 around combination; Plurality of radiating fins 2 is fastened join the periphery wall of chimeric and intensive transplanting in heat radiation base 1, with form one have a radiating fin 2 heat radiation base 1.

The utility model is through punching press or extruding (oil pressure) mode one-shot forming hollow tube 1, sealing surface 11 and folder groove 12 with quantitative aluminium ingot stock; Make this heat radiation base 1 have the sealing surface 11 that one links to each other, and integrated a plurality of folder groove 12, after its process punching press or extruding (oil pressure) one-shot forming; The surface of some coarse shapes perhaps possibly appear in heat radiation base 1; But its need are simply modified through processing machine again, just can reach smooth effect fast, so the integral body manufacturing of heat radiation base 1 and moulding or following process are modified; Operation is all very simple, and cost is also very low.

Shown in above-mentioned embodiment; The utility model system can be at the front end sealing surface 11 of hollow tube 1; One-body molded and have a wide planar boss 111; Or in this boss 111 Reshapables one inner concave 112, and can correspondence adhere on heat generating component with said boss 111 or inner concave 112, for absorbing heat fast and heat radiation work.

The wide planar boss 111 or the inner concave 112 of above-mentioned hollow tube are all to cooperate quantitative aluminium ingot stock to realize one-body molded through punching press or extruding (oil pressure) mode.

Above-mentioned hollow tube 1 is in the inner concave 112 of 11 moulding of front end sealing surface; It is to form a buckle annular groove 113 in the inwall of this inner concave 112 mode through Vehicle Processing; And utilize this buckle annular groove 113 can supply coupling to combine a lampshade 3 (like Fig. 5); And then cooperate electrical connector 4 assemblies, forming a projecting lamp (like Fig. 6), and this projecting lamp sealing surface 11 (or boss 111 or inner concave 112) of lying in heat radiation base 1 plants one or more groups LED assembly in advance.

To shown in Figure 10, is do second embodiment of heat radiation base design of the utility model, for showing that the utility model system also can be at the front end sealing surface 11a of hollow tube 1a like Fig. 7; Only one-body molded and have a wide planar boss 111a, have a plurality of folder groove 12a and tube wall is also one-body molded, use for a plurality of relatively radiating fin 2a to form around combination; So in case of necessity; Inner concave 112 among aforementioned first embodiment also can omit and not establish, and a plurality of radiating fin 2a among the figure, and its end also can mate the shape of wide boss 111a; And form a corresponding inner fovea part 21a, make the plurality of radiating fins 2a can be around being surrounded on wide boss 111a.

Extremely shown in Figure 13 like Figure 11; Be do the 3rd embodiment of heat radiation base design of the utility model; Wherein, this hollow tube 1b is one-body molded, and is provided with the sealing surface 11b (like Figure 13) that one links to each other in the middle section position of heat radiation base 1b; And tube wall is also one-body molded to have a plurality of folder groove 12b; Use for a plurality of relatively radiating fin 2b around combination, plurality of radiating fins 2b fastened join the periphery wall of chimeric and intensive transplanting in heat radiation base 1b, form one have a radiating fin 2b heat radiation base 1b.

According to each item embodiment of above-mentioned the utility model, described hollow tube 1 (1a, the 1b) assembly that all is formed in one, and can supply the heat generating component combination that reclines with the sealing surface 11 (11a, 11b) that one links to each other; And has integrated a plurality of folder groove 12 (12a, 12b); Around combination, therefore said hollow tube, sealing surface and folder groove system form quantitative aluminium ingot stock the problem that the heat radiation base is not engaged through punching press or extruding (oil pressure) mode disposal molding for a plurality of radiating fins 2 (2a, 2b); Capillarity can not appear; More can not produce extra thermal resistance,, promote radiating effect so can absorb transferring heat energy fully; And the global formation manufacturing is more simplified, and its cost is lower.

The above; It only is the preferred embodiment of the utility model structure; Be not that the technical scope of the utility model is done any restriction; So every technical spirit according to the utility model all still belongs in the scope of the utility model technical scheme any trickle modification, equivalent variations and modification that above embodiment did.

Claims

1. A heat dissipation tube base, characterized in that: it has a hollow tube body, and the front end or middle section of the hollow tube body has a closed surface that is integrally formed and integrally connected with the hollow tube body. There are a plurality of clamping grooves formed on the outer tube wall of the hollow tube body and the sealing surface at one time, so as to provide a plurality of cooling fins for surrounding and combining.

2 . The heat dissipation pipe base according to claim 1 , wherein the plurality of heat dissipation fins are tightly fitted and inserted into the outer peripheral wall of the heat dissipation pipe base. 3 .

3 . The heat dissipation pipe base according to claim 1 , wherein the surface of the heat dissipation pipe base is flattened. 4 .

4 . The heat dissipation pipe seat according to claim 1 , wherein the heat dissipation pipe seat is molded once on the closed surface of the front end to have a wide-surface boss.

5 . The heat dissipation pipe base according to claim 4 , wherein the wide-surface boss is molded once to have an inner concave surface. 5 .

6 . The heat-dissipating pipe base according to claim 5 , wherein the inner wall of the inner concave surface is machined to form a buckle ring groove. 7 .