CN2822119Y

CN2822119Y - Compact matching stracture of heat rdiator bottom base and heat conduit

Info

Publication number: CN2822119Y
Application number: CN 200520114407
Authority: CN
Inventors: 陈世明
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-07-26
Filing date: 2005-07-26
Publication date: 2006-09-27
Anticipated expiration: 2015-07-26

Abstract

The utility model relates to a compact matching structure of a heat radiator base and a heat conduit, which comprises a heat conduit and a base, wherein a cladding plate is arranged on one side face of the base; the surface of the base is provided with a concave ditch and/or the bottom face of the cladding plate is formed with a concave slot; the base and the cladding plate are correspondingly covered with each other to form a through hole, and the heat conduit can just be contained and positioned in the through hole; the surface of the base, which is positioned at both ends of the cladding plate, is protrusively provided with a convex part. The heat conduit is arranged on the base, and simultaneously, the cladding plate correspondingly covers on the base so that the heat conduit is clamped and positioned by the through hole formed by the corresponding coverage; then, an external force is exerted to act on the convex part utilizing a riveting or a stamping technique so that the convex part is bent to deform to press the cladding plate. Thereby, the manufacturing process and the working hours of the utility model are greatly simplified, and the compact coupling efficiency of the heat conduit and the base is effectively improved. The utility model has admirable industrial utilizing property and value.

Description

The close-fitting structure of foot of radiator and heat pipe

Technical field

The utility model is relevant for the close-fitting structure of a kind of foot of radiator and heat pipe, especially refer to a kind of thermals source such as central processing unit or electronic building brick that are applied to, and with the technology of this thermal source by base and heat pipe guiding heat radiation, the location locking structure that is primarily aimed at heat pipe and base is made further improvement, to reach best close knot and heat conduction efficiency, industry applications that tool is excellent and value.

Background technology

Commonly use the heat abstractor that comprises heat pipe, be that heat pipe one end is installed on the base, the other end links the radiator of being made up of plurality of fins, base is attached on the thermals source such as central processing unit or electronic building brick, the heat of thermal source generation conducts to base by this, and be directed to radiator heat-dissipation by heat pipe, heat pipe inside is filled with working fluid, it has good heat conduction usefulness, therefore the tight knot sealing property of heat pipe and base, fin is the heat dissipation tool considerable influence to integral heat dissipation means; The combination of traditional hot conduit and base, it is the mode that adopts the weldering knot, with heat pipe and base composition surface coating scolder, make solder fusing infiltrate its composition surface through heat, reach the weldering knot after the cooling, but this weldering knot program processing procedure is tediously long, complicated and can produce noxious substance harmful to human and environment, be the industry employing; Its more progressive person, be to adopt the mode of buckle to finish the combination (seeing also Fig. 1) of heat pipe and radiator, wherein heat pipe 10 wears from fin 11 1 sides, and be placed on base plate 12 end faces of central processing unit (not shown) top, utilize 13 bendings of punching press rib, and with heat pipe 10 buckles, the heat that central processing unit is produced conducts to heat pipe 10 and fin 11 through base plate 12, and by fin 11 outside loss; But the mode that aforementioned hot conduit 10 mats fasten, 12 of itself and fin 11 or base plates, has suitable gap but not close knot one, therefore its thermal resistance height, pyroconductivity are low, cause radiating efficiency not good, make the installation of heat pipe 10 perform practically no function, and fail to bring into play original effect, so, be necessary to be improved in fact because before take off deficiency.

The utility model content

Main purpose of the present utility model, provide the close-fitting structure of a kind of foot of radiator and heat pipe, wherein base or cladding plate are provided with corresponding chase, groove, make heat pipe be placed on the base, the cladding plate correspondence covers, the through hole clamping that makes heat pipe be combined to form by base and cladding plate is located, make external force act on protuberance, the crooked deformation of protuberance presses cladding plate, make heat pipe and base tightly tie the location by this, it not only improves its structural strength and tight knot effect, also effectively simplifies it and makes flow process and significantly reduce time cost, and increase the production capacity of unit interval and the superior degree of production efficiency and finished product, the industry applications that tool is excellent, the utility model has been sublated and has been commonly used the disappearance of weldering knot or buckle mode in addition, and tool zero pollutes, the environmental requirement of zero harm, and make its thermal conduction effect excellent more.

Main purpose of the present utility model, provide the close-fitting structure of a kind of foot of radiator and heat pipe, wherein heat pipe is positioned in the through hole that base and cladding plate be combined to form, utilize riveted or punching press to make protuberance flexural deformation press cladding plate again, therefore its not only moulding is rapid, and cladding plate closely presses heat pipe comprehensively and is positioned on the base, is effectively to reduce its bonding gap and certain close knot, reach best thermal conduction effect and reduce its thermal resistance, promote its heat conduction efficiency.

Secondary objective of the present utility model, provide the close-fitting structure of a kind of foot of radiator and heat pipe, wherein heat pipe is positioned in the through hole that base and cladding plate be combined to form and coats for its tight knot, effectively increase the contact area of heat pipe and base, cladding plate by this, can significantly promote the heat conduction of its unit interval, make heat pipe can guide the thermal source heat outside loss fast, the excellent radiating efficiency performance of tool.

Description of drawings

Fig. 1 is a buckle schematic diagram of commonly using heat pipe and base.

Fig. 2 is three-dimensional exploded view of the present utility model (in the not crooked as yet deformation of protuberance).

Fig. 3 is a combination schematic diagram of the present utility model.

Fig. 4 is the combination plan view of Fig. 3.

Fig. 5 of the present utility modelly presses the bending of base both sides protuberances and forces cladding plate and base tightly to tie the schematic diagram that coats heat pipe.

Fig. 6 is the three-dimensional exploded view of another embodiment of the utility model.

Fig. 7 is that another embodiment of the utility model presses the bending of base both sides protuberances and forces cladding plate and base tightly to tie the schematic diagram that coats heat pipe.

Fig. 8 is the utility model three-dimensional exploded view of an embodiment again.

Fig. 9 be the utility model again an embodiment press the bending of base both sides protuberances and force cladding plate and base tightly to tie the schematic diagram that coats heat pipe.

The primary clustering symbol description

(1), commonly uses partly

10, heat pipe

11, fin

12, base plate

13, rib

(2), the utility model

20,20a, 20b, heat pipe

30,30a, 30b, base

31,31a, chase

32,32a, 32b, cladding plate

33,33a, 33b, groove

34,34a, 34b, through hole

35,35a, 35b, protuberance

351, inclined-plane

50, radiator

51, fin

Embodiment

Head sees also shown in Fig. 2～4, the utility model provides the close-fitting structure of a kind of foot of radiator and heat pipe, comprise heat pipe 20 and base 30, base 30 1 sides are attached on the thermals source (not shown) such as central processing unit or electronic building brick, the another side axially forms some chases 31, cladding plate 32 is located at base chase 31 tops, its bottom surface is provided with and chase 31

corresponding groove

33,33 pairs of chase 31 and grooves synthesize slightly rounded through hole 34, the sectional area of through hole 34 is equal to or slightly less than the sectional area of heat pipe 20, heat pipe 20 ccontaining being positioned in the through hole 34, and base 30 surfaces that are positioned at these cladding plate 32 two ends, outstanding be provided with one and be subjected to external force flexural deformation to press the plate-like protuberance 35 of cladding plate 32, and protuberance 35 outer rims with respect to cladding plate 32 are shaped to inclined-plane 351, by above-mentioned feature, make heat pipe 20 be placed in the chase 31 of base 30, cladding plate 32 correspondences cover simultaneously, heat pipe 20 is located by chase 31 and groove 33 involutory through hole 34 clampings, utilize riveted or stamping technology to make external force pressure holding inclined-plane 351 act on protuberance 35 simultaneously again, protuberance 35 flexural deformations press cladding plate 32 (as Fig. 5), and then make heat pipe 20 and base 30 tightly tie one, the heat that thermal source is produced conducts to base 30 and is directed to the radiator 50 outside loss of being made up of plurality of fins 51 by heat pipe 20, reaches quick, effectively heat radiation.

Inferior seeing also shown in Fig. 6～7, be to be another embodiment of the utility model, comprise heat pipe 20a, base 30a and cladding plate 32a, base 30a is provided with corresponding chase 31a with cladding plate 32a, groove 33a, chase 31a and groove 33a are combined to form through hole 34a, be positioned at the base 30a surface at cladding plate 32a two ends, the outstanding protuberance 35a that is provided with, make external force act on protuberance 35a flexural deformation and press cladding plate 32a, and heat pipe 20a is tightly tied the location, and by radiator 50 heat radiations, utilize above-mentioned feature, make difform base 30a, also applicable characteristic of the present utility model reaches the effect of the tight knot of base 30a and heat pipe 20a.

Continuous Fig. 8～9 that see also, be to be the utility model embodiment again, comprise slightly heat pipe 20b, base 30b and the cladding plate 32b of semicircular in shape, the surface engagement heat pipe 20b bottom surface of base 30b and be shaped to the plane, cladding plate 32b is provided with groove 33b, cladding plate 32b and base 30b are combined to form through hole 34b, heat pipe 20b just can ccontainingly be positioned among the through hole 34b, be positioned at the base 30b surface at cladding plate 32b two ends outstanding be provided with protuberance 35b, make external force act on protuberance 35b flexural deformation and press cladding plate 32b, make heat pipe 20b tightly tie the location, and by radiator 50 heat radiations; Otherwise, under identical principle, the utility model base can be with reference to preceding embodiment, form chase 31 similar, and the cladding plate bottom surface is the plane, and this heat pipe 20b is inverted on chase with it, again cladding plate is covered and makes external force to press protuberance deformation and press cladding plate, can make heat pipe 20b tightly tie the location equally, but itself and previous embodiment symbolic animal of the birth year uses with technology, do not give unnecessary details in addition.

Claims

1, the close-fitting structure of a kind of foot of radiator and heat pipe, it is characterized in that, comprise heat pipe and base, base one side is attached on the thermals source such as central processing unit or electronic building brick, and cladding plate is located on the another side of base, and susceptor surface has chase or the cladding plate bottom surface forms groove, base and cladding plate are combined to form through hole, heat pipe is ccontaining to be positioned in the through hole, and the susceptor surface that is positioned at these cladding plate two ends, outstanding be provided with one and be subjected to external force flexural deformation to press the protuberance of cladding plate.

2, the close-fitting structure of foot of radiator as claimed in claim 1 and heat pipe is characterized in that, the through hole that chase and groove are combined to form is equal to or slightly less than the sectional area of heat pipe.

3, the close-fitting structure of foot of radiator as claimed in claim 1 and heat pipe is characterized in that, on the susceptor surface of being located at the cladding plate two ends that protuberance is given prominence to, and is the inclined-plane outside the protuberance with respect to cladding plate.

4, as the close-fitting structure of claim 1 or 3 described foots of radiator and heat pipe, it is characterized in that this protuberance is the plate body.