CN202143335U

CN202143335U - Fin-type radiator of improved structure

Info

Publication number: CN202143335U
Application number: CN201120225246U
Authority: CN
Inventors: 林俊宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-06-29
Filing date: 2011-06-29
Publication date: 2012-02-08
Anticipated expiration: 2021-06-29
Also published as: JP3171246U

Abstract

The utility model relates to the radiator technology field, and especially relate to a fin-type radiator of an improved structure. The fin-type radiator includes a pedestal and a plurality of heat radiation fins. The roots of the heat radiation fins are connected with the pedestal, and the roots of the heat radiation fins are provided with a groove with an open bottom. The pedestal extends a clamping part which is corresponding to the groove. The heat radiation fins are snapped on the clamping part via the groove. The heat radiation fins form a heat radiation fin group through the laminating arrangement. The groove on the roots of the heat radiation fins is easy to be formed via a die, and the clamping part extending from the pedestal is easy to process. The groove is connected with the clamping part in a snapping mode, so the connection is reliable. The snapping connection can be completed via a stamping die. Compared with the prior art, the fin-type radiator of the improved structure overcomes the technology bias, thus greatly reducing the procedures, lowering the production cost, and improving the production efficiency.

Description

A kind of structure improved finned radiator

Technical field

The utility model relates to the heat sink technology field, relates in particular to a kind of structure improved finned radiator.

Background technology

Along with the development of technology, the size of electronic product is more and more littler, and correspondingly the caloric value of unit space is increasing bigger, and this has higher requirement to heat radiation, and radiator has become the indispensable accessory of some electronic products.If radiator commonly used is made up of a base and a plurality of fins group with heat transfer thermolysis, fins group comprises the fin of a plurality of stacked arrangement, and radiator can also be provided with heat pipe to strengthen radiating effect.

Whether the contact area size of fin and base, to be connected firmly be the key factor that influences radiator heat-dissipation efficient, and it is a committed step in the radiator production that fin is connected with base.A kind of method commonly used is: with fin and base through being welded to connect; It must be with tin cream or other welding compounds media as welding; According to the material of fin and base, some also need carry out Nickel Plating Treatment, and application number is " 200410003352.9 "; Patent name is the Chinese invention patent application of " welded heat radiator preparation method ", promptly discloses a kind of through being welded to connect the method for fin and base.

Use the method for above-mentioned welding, complex process, cost are higher, and production efficiency is low, and be unfriendly to environment, and therefore another kind of method commonly used is: improve the structure of base, fin, with fin through being embedded or the mode of mechanical connection such as riveted joint connects base.For example: the patent No. is " 03279661.7 "; Patent name is the Chinese utility model patent of " heat radiation seat structure "; And the patent No. is " 200620063119.4 "; Patent name is the Chinese utility model patent of " radiator fins and base combined improved " etc., and this method is specially: the fin that each is independent is inserted preset fluted base piecewise, thereby uses the mould extruded channels to make the groove distortion; Make the sheet root of fin form interference fit, thereby make fin be fixedly connected base with the groove after the distortion.It is cumbersome that this process is not only processed groove; And because the gap between fin is very little; Make the mould extruded channels working procedure processing inconvenience, consuming time long, defect rate is high, though therefore the above-mentioned relatively radiator that is welded of this method has certain advantage, has still that operation is more, an inconvenient machining, the higher shortcoming of cost; And the sheet root of fin and the contact area of base are limited, influence heat transfer efficiency.

Summary of the invention

The purpose of the utility model is exactly to the deficiency of prior art existence a kind of structure improved finned radiator to be provided, its scientific structure, and production cost is low, production efficiency is high.

To achieve these goals; The technical scheme that the utility model adopts is: a kind of structure improved finned radiator, comprise base, a plurality of radiating fin, and said radiating fin root connects said base; Said radiating fin root is provided with the draw-in groove of bottom opening; Said base is extended with and the corresponding shackle member of said draw-in groove, and said radiating fin is through the said shackle member of draw-in groove clamping, and said a plurality of radiating fin stacked arrangement form the radiating fin group.

Said draw-in groove comprises buckling groove, the link slot that is interconnected, and said link slot is near said base, and the Breadth Maximum of said buckling groove is greater than the minimum widith of said link slot.

Said draw-in groove is a rectangle near an end of radiating fin root, and the other end is circle or rectangle.

Said draw-in groove is trapezoidal, and this draw-in groove is this trapezoidal short base near an end of radiating fin root.

Said draw-in groove is at least two, and said draw-in groove is a rectangle, and the side of different draw-in grooves is not parallel.

Said draw-in groove one side is extended with clip, the said shackle member of said clip socket, and the height of said clip is equal to or less than the distance of adjacent radiating fin.

This finned radiator further is provided with heat pipe, and said heat pipe one end passes said radiating fin group, and the other end connects said base.

Said radiating fin is provided with kink, and the bending width of said kink equals the distance of adjacent radiating fin.

Said radiating fin and said heat pipe junction form the snapping sheet with the heat pipe socket.

The utility model beneficial effect is: the utility model comprises base, a plurality of radiating fin, and said radiating fin root connects said base, and said radiating fin root is provided with the draw-in groove of bottom opening; Said base is extended with and the corresponding shackle member of said draw-in groove, and said radiating fin is through the said shackle member of draw-in groove clamping, and said a plurality of radiating fin stacked arrangement form the radiating fin group; The draw-in groove of radiating fin root is easily through mould molding, and the shackle member processing that base stretches out is easy, with the mode Connection Card fitting of draw-in groove through clamping; It connects reliable, and this clamping process can be accomplished through diel, compares prior art; The utility model has overcome technological prejudice; Can significantly reduce operation, reduce production cost, improve production efficiency.

Description of drawings

Fig. 1 is the structural representation of the finned radiator embodiment one of the utility model.

Fig. 2 is the decomposing schematic representation of the finned radiator embodiment one of the utility model.

Fig. 3 is the structural representation of the radiating fin draw-in groove preferred forms of the utility model.

Fig. 4 is the front schematic view of Fig. 3.

Fig. 5 is the structural representation of second kind of execution mode of radiating fin draw-in groove of the utility model.

Fig. 6 is the structural representation of the third execution mode of radiating fin draw-in groove of the utility model.

Fig. 7 is the structural representation of the 4th kind of execution mode of radiating fin draw-in groove of the utility model.

Fig. 8 is the structural representation of the 5th kind of execution mode of radiating fin draw-in groove of the utility model.

Fig. 9 is the structural representation of the 6th kind of execution mode of radiating fin draw-in groove of the utility model.

Figure 10 is the structural representation of the 7th kind of execution mode of radiating fin draw-in groove of the utility model.

Figure 11 is the structural representation of the finned radiator embodiment two of the utility model.

Figure 12 is the structural representation of radiating fin of the finned radiator embodiment two of the utility model.

In Fig. 1 ~ Figure 12, include:

1---base 11---shackle member

2---radiating fin 21---draw-in groove

22---clip 23---kink

24---snapping sheet 3---radiating fin group

4---heat pipe.

Embodiment

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

embodiment one.

A kind of structure improved finned radiator of the utility model, like Fig. 1 ~ shown in Figure 3, it comprises base 1, a plurality of radiating fin 2; Radiating fin 2 roots connect base 1, and radiating fin 2 roots are provided with the draw-in groove 21 of bottom opening, and are as shown in Figure 3; Draw-in groove 21 is a rectangle near an end of radiating fin 2 roots, and the other end is circular, and this circular diameter is greater than the width of this rectangle; Base 1 is extended with and draw-in groove 21 corresponding shackle member 11; Punching press radiating fin 2 makes draw-in groove 21 pass shackle member 11, and radiating fin 2 is through draw-in groove 21 clamping shackle member 11, because the effect of draw-in groove 21; Radiating fin 2 is connected firmly with base 1, and a plurality of radiating fin 2 stacked arrangement form radiating fin group 3.

Be mainly two methods for radiating fin 2 and being connected of base 1 in the prior art, radiating fin 2 need connect base 1 through the mode of welding in a kind of method, and this process need carries out Nickel Plating Treatment to weld part; Welding process need be used tin cream, and welding procedure is complicated, is difficult to ensure the quality of products; And for another kind of method; It is provided with the multiple tracks groove on base 1, with connecting radiating fin 2 after the groove crimp, this process inconvenient machining makes production efficiency lower.The utility model is improved the connected mode of radiating fin 2 with base 1, adds man-hour, and the draw-in groove 21 of radiating fin 2 roots passes through mould molding easily; Shackle member 11 processing that base 1 stretches out are easy; With the mode Connection Card fitting 11 of draw-in groove 21 through clamping, it connects reliable, and this clamping process can be accomplished through diel; The utility model has overcome technological prejudice; Processing the utility model finned radiator the time can significantly reduce operation, reduced production cost, improved production efficiency.

Further, as shown in Figure 3, draw-in groove 21 1 sides are extended with clip 22; With 1 last time of radiating fin 2 punching presses to base, die stamping forms clip 22, clip 22 socket shackle member 11; The height of clip 22 is equal to or less than the distance of adjacent radiating fin 2, and clip 22 can increase the contact area of base 1 and radiating fin 2, both can make both connections more firm; Also increase heat transfer area, strengthened heat radiation.

Further, please see Fig. 1, Fig. 2, present embodiment also is provided with heat pipe 4, and heat pipe 4 is a U-shaped, and heat pipe 4 one ends pass said radiating fin group 3, and the other end connects base 1.

In order to control the distance between the radiating fin 2, as shown in Figure 3, radiating fin 2 is provided with kink 23, and radiating fin 2 is provided with a plurality of bending parts 23, and the bending width of this kink 23 equals the distance of adjacent radiating fin 2.

In order to strengthen heat pipe 4 heat radiations, radiating fin 2 and heat pipe 4 junctions form the snapping sheet 24 with heat pipe 4 sockets, and this snapping sheet 24 is similar with clip 22, also can play effect fixing and the enhancing heat radiation.

For the draw-in groove 21 of the utility model, its effect is to make radiating fin 2 clamping bases 1, and numerous embodiments can be arranged, the preferred forms that is shaped as the utility model of draw-in groove 21 among Fig. 1 ~ Fig. 4, and Fig. 5 ~ shown in Figure 10 is other execution modes of draw-in groove 21.

When draw-in groove 21 had only one, draw-in groove 21 comprised buckling groove, the link slot that is interconnected, and link slot is near base 1, and the Breadth Maximum of buckling groove is greater than the minimum widith of link slot, and shackle member 11 just can be connected in the draw-in groove 21 effectively like this.Certainly, also can increase the quantity of draw-in groove 21.As shown in Figure 5, draw-in groove 21 is a rectangle near an end of radiating fin 2 roots, and the other end is the bigger rectangle of a width.Among Fig. 6, draw-in groove 21 is one trapezoidal, and this draw-in groove 21 is this trapezoidal short base near an end of radiating fin 2 roots.Like draw-in groove among Fig. 7 21 is " ten " font.Need to prove that as shown in Figure 8, draw-in groove 21 can also be the curve of band radian, it also can reach the effect of clamping.

Also other execution modes can be arranged when draw-in groove 21 is one when above, of Fig. 9, draw-in groove 21 is a rectangle, and draw-in groove 21 is two, and the side of two draw-in grooves 21 is not parallel.

Cross section for base is not a rectangle, but other shapes are shown in figure 10 during like arc, and its radiating fin 2 is provided with two draw-in grooves 21 perpendicular to base.

embodiment two.

Can a plurality of draw-in groove 21 combinations be used; Thereby embodiment one is improved, and like Figure 11 ~ shown in Figure 12, it is provided with a bigger draw-in groove 21, three less draw-in grooves 21; Owing to be provided with a plurality of draw-in grooves 21; Make radiating fin 2 bigger, help strengthening heat radiation that other parts of present embodiment are similar with embodiment one with the contact area of base 1.

Should be noted that at last; Above embodiment is only in order to explain the technical scheme of the utility model; But not to the restriction of the utility model protection range, although with reference to preferred embodiment the utility model has been done explanation at length, those of ordinary skill in the art is to be understood that; Can make amendment or be equal to replacement the technical scheme of the utility model, and not break away from the essence and the scope of the utility model technical scheme.

Claims

1. structure improved finned radiator; Comprise base (1), a plurality of radiating fin (2); It is characterized in that: said radiating fin (2) root connects said base (1); Said radiating fin (2) root is provided with the draw-in groove (21) of bottom opening; Said base (1) is extended with and the corresponding shackle member (11) of said draw-in groove (21), and said radiating fin (2) is through the said shackle member of draw-in groove (21) clamping (11), and said a plurality of radiating fins (2) stacked arrangement forms radiating fin group (3).

2. a kind of structure improved finned radiator according to claim 1; It is characterized in that: said draw-in groove (21) comprises buckling groove, the link slot that is interconnected; Said link slot is near said base (1), and the Breadth Maximum of said buckling groove is greater than the minimum widith of said link slot.

3. a kind of structure improved finned radiator according to claim 2 is characterized in that: said draw-in groove (21) is a rectangle near an end of radiating fin (2) root, and the other end is circle or rectangle.

4. a kind of structure improved finned radiator according to claim 2 is characterized in that: said draw-in groove (21) is for trapezoidal, and this draw-in groove (21) is this trapezoidal short base near an end of radiating fin (2) root.

5. a kind of structure improved finned radiator according to claim 1 is characterized in that: said draw-in groove (21) is at least two.

6. a kind of structure improved finned radiator according to claim 1 is characterized in that: said draw-in groove (21) is at least two, and said draw-in groove (21) is a rectangle, and the side of different draw-in grooves (21) is not parallel.

7. according to any described a kind of structure improved finned radiator of claim 1 ~ 6; It is characterized in that: said draw-in groove (21) one sides are extended with clip (22); The said shackle member of said clip (22) socket (11), the height of said clip (22) is equal to or less than the distance of adjacent radiating fin (2).

8. a kind of structure improved finned radiator according to claim 7 is characterized in that: further be provided with heat pipe (4), said heat pipe (4) one ends pass said radiating fin group (3), and the other end connects said base (1).

9. a kind of structure improved finned radiator according to claim 8 is characterized in that: said radiating fin (2) is provided with kink (23), and the bending width of said kink (23) equals the distance of adjacent radiating fin (2).

10. a kind of structure improved finned radiator according to claim 9 is characterized in that: said radiating fin (2) and said heat pipe (4) junction form the snapping sheet (24) with heat pipe (4) socket.