CN203416558U

CN203416558U - Radiator

Info

Publication number: CN203416558U
Application number: CN201320536370.8U
Authority: CN
Inventors: 林俊宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-08-30
Filing date: 2013-08-30
Publication date: 2014-01-29
Anticipated expiration: 2023-08-30

Abstract

The utility model relates to the radiator technical field, and especially relates to a radiator with improved structure. The radiator comprises a radiating fin group and a radiation seat, wherein the radiating fin group is formed by a plurality of radiating fins arranged at intervals in parallel; at least one side of the two sides of the radiating fin is provided with fastening holes; the top of the radiation seat is provided with L-shaped clamp pins matched with the fastening holes; the L-shaped clamp pin comprises a connecting portion and a clamping portion; the clamping portion is connected with the radiation seat through the connecting portion; the clamping portion is inserted into the fastening hole and presses against the bottom end face of the fastening hole. The radiator employs the mode that the radiating fin group and the radiation seat are clamped and riveted, so the radiating fin and the radiation seat can be firmly and simply connected, and processing efficiency is high.

Description

A kind of radiator

Technical field

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

Background technology

Along with the development of science and technology, electronic product develops to miniaturization, and its size is done more and more less.Because electronic product time can give out certain heat in work, therefore correspondingly the caloric value in unit space is increasing larger, and the heat radiation of this electronic product is had higher requirement.At present, radiator has become the accessory of some electronic product indispensabilities.If conventional radiator is comprised of a base and a plurality of fins group with heat transfer thermolysis, fins group comprises the fin of a plurality of stacking arrangements, and radiator can also arrange heat pipe to strengthen radiating effect.

Whether the contact area size of fin and base, to be connected be firmly the key factor that affects radiator heat-dissipation efficiency, and it is a committed step in radiator production that fin is connected with base.And base is connected not easy to operate with fin, cause the radiating efficiency of fin lower.

Utility model content

The purpose of this utility model is to solve the deficiencies in the prior art, and structure improved a kind of radiator is provided, and the heat pipe of this radiator can directly be connected with fins group contact, and thermal resistance is little, and radiating efficiency is high.

For achieving the above object, the technical solution adopted in the utility model is:

A kind of radiator, comprise groups of fins and heat dissipation base, the fin that wherein groups of fins is arranged by a plurality of parallel interval forms, in the both sides of described fin, at least one side is provided with fastener hole, the upper end of described heat dissipation base is provided with the L shaped card base matching with fastener hole, L shaped card base comprises connecting portion and Access Division, and Access Division is connected with heat dissipation base by connecting portion; Access Division insert described fastener hole and with the lower surface butt of fastener hole.

Further, the middle part of described heat dissipation base has extended upward at least one middle part card base, and the middle part of the lower end of described fin is provided with blocked hole, and described blocked hole comprises hole clipping space and the space of exerting pressure for exerting pressure to card base of matching with card base; Card base insert hole clipping space and with the side butt of blocked hole.

Further, the middle part of described heat dissipation base has extended upward two middle part card bases, the outward-dipping setting of two middle part card bases.

Two middle part card bases are the setting of splayed bifurcated, and when exerting pressure, the mould that only needs to exert pressure is placed centre position, just can exert pressure to two middle part card bases, easy to operate.

Further, the middle part of described heat dissipation base has extended upward two middle part card bases, and described middle part card base comprises connecting portion and card base portion, and the lower end of connecting portion is connected with heat dissipation base, one end of card base portion is connected with the upper end of connecting portion, and the other end of card base portion is positioned at the outside of connecting portion.

As equivalent variations, the middle part of described heat dissipation base has extended upward a middle part card base, and this middle part card base comprises connecting portion, and the both sides of connecting portion upper end extend outward respectively card base portion.Angle between the length direction of card base portion and the length direction of connecting portion can be 90 degree, and this angle can be also acute angle or obtuse angle.

Further, the middle part of described heat dissipation base extends upward two middle part card bases, and described middle part card base comprises connecting portion and card base portion, and the lower end of connecting portion is connected with heat dissipation base, one end of card base portion is connected with the upper end of connecting portion, and the other end of card base portion is positioned at the inner side of connecting portion.

Further, the contact-making surface of described fin and heat dissipation base is provided with thickening part or is provided with flange.

Further, described card base portion is provided with protruding latch.

Further, the middle part of described heat dissipation base extends upward two middle part card bases, the card convex that middle part card base comprises connecting portion and is arranged at connecting portion upper end, and card convex is positioned at outside or the inner side of connecting portion, when card convex is positioned at when inner side, described in the space of exerting pressure be positioned at the outside of connecting portion; When card convex is positioned at outside, exert pressure space between two connecting portions

Further, on connecting portion, be provided with latch with the contact-making surface of fin.

, comprising heat dissipation base and fin, the upper surface of heat dissipation base is provided with a plurality of draw-in grooves, and the lower end of described fin is provided with the card base matching with draw-in groove, and card base inserts in draw-in groove; The both sides of draw-in groove form clamp.

The beneficial effects of the utility model are: the utility model adopts the mode of groups of fins and heat dissipation base clamping and riveted joint, make fin be connected fastening list with heat dissipation base, and working (machining) efficiency is high.

Accompanying drawing explanation

Fig. 1 is the first structural representation of the present utility model.

Fig. 2 is the second structural representation of the present utility model.

Fig. 3 is the third structural representation of the present utility model.

Fig. 4 is the enlarged drawing at C place on Fig. 2.

Fig. 5 is the 4th kind of structural representation of the present utility model.

Fig. 6 is the 5th kind of structural representation of the present utility model.

Fig. 7 is the enlarged drawing at B place on Fig. 5.

Fig. 8 is the 6th kind of structural representation of the present utility model.

Fig. 9 is the 7th kind of structural representation of the present utility model.

Figure 10 is the enlarged drawing at A place on Fig. 8.

Figure 11 is the 8th kind of structural representation of the present utility model.

Figure 12 is the 9th kind of structural representation of the present utility model.

Figure 13 is the enlarged diagram at D place on Figure 12.

Figure 14 is the of the present utility model ten kind of structural representation.

Figure 15 is the enlarged diagram at E place on Figure 14.

Figure 16 is the 11 kind of structural representation of the present utility model.

Figure 17 is the enlarged diagram at F place on Figure 16.

Figure 18 is the 12 kind of structural representation of the present utility model.

Figure 19 is the 13 kind of structural representation of the present utility model.

Figure 20 is the 14 kind of structural representation of the present utility model.

Figure 21 is the 15 kind of structural representation of the present utility model.

Figure 22 is the 16 kind of structural representation of the present utility model.

Figure 23 is the perspective view of Fig. 1.

Figure 24 is the decomposition texture schematic diagram of Figure 23.

Figure 25 is the perspective view of Fig. 8.

Figure 26 is the decomposition texture schematic diagram of Figure 25.

Figure 27 is the perspective view of Fig. 4.

Figure 28 is the decomposition texture schematic diagram of Figure 27.

Figure 29 is the perspective view of Figure 18.

Figure 30 is the perspective view of Figure 11.

Figure 31 is the perspective view of Figure 22.

Figure 32 is structural representation in the of the present utility model the 17.

Reference numeral is:

1---heat dissipation base 11---L shaped card base

12---middle part card base 2---fin

121---card base portion 122---connecting portion

123---latch 124---card convex

21---space 22 of exerting pressure---flange

23---blocked hole 111---connecting portion

112---Access Division 13---fastener hole.

Arrow in accompanying drawing represents direction of exerting pressure.

Embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is described further.

Embodiment 1: referring to accompanying drawing 1 to Figure 21, Figure 23 to Figure 32.The orientation title such as forward and backward, upper and lower in present specification all be take figure mono-as reference, and these orientation titles are only to understand the technical solution of the utility model, it are not construed as limiting.

A kind of radiator, comprise groups of fins and heat dissipation base 1, the fin that wherein groups of fins is arranged by a plurality of parallel interval forms, in the both sides of described fin 2, at least one side is provided with fastener hole 13, the upper end of described heat dissipation base 1 is provided with the L shaped card base 11 matching with fastener hole 13, L shaped card base 11 comprises that connecting portion 111 is connected with heat dissipation base 1 by connecting portion 111 with 112， Access Division 112, Access Division; Access Division 112 insert described fastener holes 13 and with the lower surface butt of fastener hole 13.

The technical program, when implementing, for the ease of fin 2 is fixed on heat dissipation base 1, adopts the mode of clamping; Because general clamping is just for mated condition, when being rocked, still heat dissipation base 1 is loosening relatively for fin 2, or because the dimensional accuracy of processing is inadequate, causes connection not tight, causes thermal resistance to increase.Now can push the both sides of fin 2, the distortion that is squeezed of the Access Division 112 of L shaped card base 11, and with the lower surface close contact of fastener hole 13.As preferred version, between Access Division 112 and the upper surface of fastener hole 13, be provided with the gap for being exerted pressure in Access Division 112, as shown in Figure 1; During clamping, 11 the latter halfs that take fastener hole 13 of L shaped card base, fin 2 can insert gap by mould after being assembled and coordinated with heat dissipation base 1 by machinery, by mould, to Access Division, 112 exert pressure and make its deformation, allow Access Division 112 closely be connected with the bottom of fastener hole 13.

Further, the middle part of described heat dissipation base 1 has extended upward at least one middle part card base 12, the middle part of the lower end of described fin 2 is provided with blocked hole 23, and described blocked hole 23 comprises hole clipping space and the space 21 of exerting pressure for exerting pressure to card base of matching with card base; Card base insert hole clipping space and with the side butt of blocked hole 23.

In order to allow further between fin 2 and heat dissipation base 1 clamping more tight; The technical program has adopted at the middle part of heat dissipation base 1 card base has also been set, and the middle part of the lower end of fin 2 is provided with blocked hole 23, and fin 2 is fitted on heat dissipation base 1 from the side, and after assembling, middle part card base 12 coordinates formation clamping with hole clipping space; But this clamping defective tightness, because there is scale error in the course of processing, causes middle part card base 12 not tight with the contacts side surfaces of blocked hole 23; For fear of this phenomenon, occur, blocked hole 23 has also been reserved the space 21 of exerting pressure, and by mould, inserts the space 21 of exerting pressure, and can carry out unified extruding to the heat dissipation base 1 after assembling, makes it and fin 2 close contacts, reduces thermal resistance.

Further, the middle part of described heat dissipation base 1 has extended upward the outward-dipping setting of two 12, two middle part card bases 12 of middle part card base.As shown in Figure 1.

Two middle part card bases 12 are the setting of splayed bifurcated, and when exerting pressure, the mould that only needs to exert pressure is placed centre position, just can exert pressure to two middle part card bases 12, easy to operate.

Further, the middle part of described heat dissipation base 1 has extended upward two middle part card bases 12, described middle part card base 12 comprises connecting portion 122 and card base portion 121, the lower end of connecting portion 122 is connected with heat dissipation base 1, one end of card base portion 121 is connected with the upper end of connecting portion 122, and the other end of card base portion 121 is positioned at the outside of connecting portion 122.As shown in Fig. 2, Fig. 3, Fig. 5, Fig. 6, Fig. 8, Fig. 9.

Now card base portion 121 is positioned at outside, in the middle of two connecting portions 122 are positioned at, therefore, when blocked hole 23 is set, the blocked hole of both sides 23 can be united two into one, and forms a larger blocked hole 23, as shown in Fig. 2, Fig. 5, Fig. 8; Be convenient to like this processing, reduce processing technology; Can certainly adopt two blocked holes 23, as shown in Fig. 3, Fig. 6, Fig. 9.Outwardly-bent or the bending of the card base portion 121 of middle part card base 12, when carrying out fastening action, need to exert pressure to two card base portions 121.When card base portion 121 is straightway, the angle between the length direction of card base portion 121 and the length direction of connecting portion 122 can be 90 degree (referring to Fig. 9), and this angle can be also acute angle (referring to Fig. 5) or obtuse angle (referring to Fig. 2).Certainly card base portion 121 can be also segmental arc or broken line.

As equivalent variations, as shown in Figure 20, Figure 21, Figure 19.The middle part of described heat dissipation base 1 has extended upward a middle part card base 12, and this middle part card base 12 comprises connecting portion 122, and the both sides of connecting portion 122 upper ends extend outward respectively card base portion 121.Angle between the length direction of the length direction of card base portion 121 and connecting portion 122 can be 90 degree, and this angle can be also acute angle or obtuse angle.

Further, the middle part of described heat dissipation base 1 extends upward two middle part card bases 12, described middle part card base 12 comprises connecting portion 122 and card base portion 121, the lower end of connecting portion 122 is connected with heat dissipation base 1, one end of card base portion 121 is connected with the upper end of connecting portion 122, and the other end of card base portion 121 is positioned at the inner side of connecting portion 122.As shown in Figure 12, Figure 14, Figure 16.

Now card base portion 121 is positioned at the inner side of connecting portion 122, and blocked hole 23 lays respectively at both sides, and clamping space is now positioned at the lower end of blocked hole 23 and coordinates with card base portion 121, and the space 21 of exerting pressure is positioned at upper end.Wherein, when card base portion 121 when section linearly, the angle between the length direction of card base portion 121 and the length direction of connecting portion 122 can be acute angle (as Figure 14), right angle (as Figure 16) and obtuse angle (as Figure 12).Certainly in order to improve the contact area between card base portion 121 and fin 2, can card base portion 121 be arranged curved.

Further, described fin 2 is provided with thickening part or is provided with flange 22 with the contact-making surface of heat dissipation base 1.

Thickening part is set or flange 22(is flanging), can be so that fin 2 be when contacting with heat dissipation base 1, enlarge active surface, improves radiating efficiency.

Further, described card base portion 121 is provided with protruding latch 123.As Fig. 2, Fig. 3, Fig. 5, Fig. 6 etc.

When card base portion 121 and fin 2 clamping, be all by extruding card base portion 121, deformation to occur to come with fin 2 fastening; When extruding card base portion 121, because the evenness on card base portion 121 and fin 2 surfaces is lower, smoothness is lower; There are small burr and shrinkage pool in surface, by extruding card base portion 121 and fin 2 laminatings, part burr in card base portion 121 and the shrinkage pool on fin 2 are combined closely, at this moment need to adopt more energetically, all can there is deformation in card base portion 121 and fin 2 simultaneously, has influence on the heat dispersion of fin 2.In card base portion 121, arrange after protruding latch 123, when card base portion 121 is exerted pressure, can there is deformation in latch 123, and latch 123 coordinates with the shrinkage pool on fin 2, thereby card base portion 121 is closely connected with fin 2.The needed power of latch 123 deformation is with respect to little many of the card base portion needed power of 121 deformation, so card base portion 121 main bodys and fin 2 deformation can not occur, and guaranteed Stability Analysis of Structures and heat dispersion, and next has reduced for fastening energy loss.Latch 123 and fin 2 in conjunction with time, between frictional force also increased, prevent that card base portion 121 and fin from coming off or relative sliding.In addition, in order to increase fastening force, the groove matching with the latch 123 of card base portion 121 is set on fin 2, on fin 2 He in card base portion 121, latch 123 is all set, fin 2 passes through the mutual interlock of latch 123 with card base portion 121.

Further, the middle part of described heat dissipation base 1 extends upward two middle part card bases 12, the card convex 124 that middle part card base 12 comprises connecting portion 122 and is arranged at connecting portion 122 upper ends, card convex 124 is positioned at outside (as Figure 11) or inner side (as Figure 18) of connecting portion 122, when card convex 124 is positioned at when inner side, described in the space 21 of exerting pressure be positioned at the outside of connecting portion 122; When card convex 124 is positioned at outside, exert pressure space 21 between two connecting portions 122.

Further, on connecting portion 122, be provided with latch 123 with the contact-making surface of fin 2.

Design card convex 124, easily realizes, and is easy to processing.Because the space 21 of now exerting pressure is positioned at the side direction of connecting portion 122, during work, connecting portion 122 is carried out to side direction and exert pressure; Therefore arrange after latch 123, can allow more fastening that connecting portion 122 is connected with fin 2.

Embodiment 2: as shown in Figure 22, Figure 31, a kind of radiator, comprises heat dissipation base 1 and fin 2, and the upper surface of heat dissipation base 1 is provided with a plurality of draw-in grooves, and the lower end of described fin 2 is provided with the card base matching with draw-in groove, and card base inserts in draw-in groove; The both sides of draw-in groove are clamp.

When assembling, by clamping, fin 2 is assemblied in draw-in groove.Then be fixed, by mould, to clamp, push, make clamp distortion, clamp and fin 2 are riveted together.When specific design, the end of draw-in groove can curvedly arrange, be obliquely installed and right angle setting.

Below be only the application's preferred embodiment, equivalent technical solutions on this basis still falls into application protection range.

Claims

1. a radiator, comprise groups of fins and heat dissipation base, the fin that wherein groups of fins is arranged by a plurality of parallel interval forms, it is characterized in that: in the both sides of described fin, at least one side is provided with fastener hole, the upper end of described heat dissipation base is provided with the L shaped card base matching with fastener hole, L shaped card base comprises connecting portion and Access Division, and Access Division is connected with heat dissipation base by connecting portion; Access Division insert described fastener hole and with the lower surface butt of fastener hole.

2. a kind of radiator according to claim 1, it is characterized in that: the middle part of described heat dissipation base has extended upward at least one middle part card base, the middle part of the lower end of described fin is provided with blocked hole, and described blocked hole comprises hole clipping space and the space of exerting pressure for exerting pressure to middle part card base of matching with middle part card base; Middle part card base insert hole clipping space and with the side butt of blocked hole.

3. a kind of radiator according to claim 2, is characterized in that: the middle part of described heat dissipation base has extended upward two middle part card bases, the outward-dipping setting of two middle part card bases.

4. a kind of radiator according to claim 2, it is characterized in that: the middle part of described heat dissipation base has extended upward two middle part card bases, described middle part card base comprises connecting portion and card base portion, the lower end of connecting portion is connected with heat dissipation base, one end of card base portion is connected with the upper end of connecting portion, and the other end of card base portion is positioned at the outside of connecting portion.

5. a kind of radiator according to claim 2, is characterized in that: the middle part of described heat dissipation base has extended upward a middle part card base, and this middle part card base comprises connecting portion, and the both sides of connecting portion upper end extend outward respectively card base portion.

6. a kind of radiator according to claim 2, it is characterized in that: the middle part of described heat dissipation base extends upward two middle part card bases, described middle part card base comprises connecting portion and card base portion, the lower end of connecting portion is connected with heat dissipation base, one end of card base portion is connected with the upper end of connecting portion, and the other end of card base portion is positioned at the inner side of connecting portion.

7. according to the arbitrary described a kind of radiator of claim 1 to 6, it is characterized in that: the contact-making surface of described fin and heat dissipation base is provided with thickening part or is provided with flange.

8. according to the arbitrary described a kind of radiator of claim 4 to 6, it is characterized in that: described card base portion is provided with protruding latch.

9. a kind of radiator according to claim 2, it is characterized in that: the middle part of described heat dissipation base extends upward two middle part card bases, the card convex that middle part card base comprises connecting portion and is arranged at connecting portion upper end, card convex is positioned at outside or the inner side of connecting portion, when card convex is positioned at when inner side, described in the space of exerting pressure be positioned at the outside of connecting portion; When card convex is positioned at outside, exert pressure space between two connecting portions; On connecting portion, be provided with latch with the contact-making surface of fin.

10. a radiator, is characterized in that: comprise heat dissipation base and fin, the upper surface of heat dissipation base is provided with a plurality of draw-in grooves, and the lower end of described fin is provided with the card base matching with draw-in groove, and card base inserts in draw-in groove; The both sides of draw-in groove form clamp.