CN2534773Y

CN2534773Y - Radiator

Info

Publication number: CN2534773Y
Application number: CN 02201578
Authority: CN
Inventors: 陈晴祺
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-03-11
Filing date: 2002-03-11
Publication date: 2003-02-05
Anticipated expiration: 2012-03-11

Abstract

The utility model discloses a radiator, which comprises a base seat made of a material with a high heat exchange coefficient; the base seat is shaped like a Chinese character 'Kan'; a plane is arranged on the bottom of the base seat; the bottom face in the bottom can be matched with a heating object; besides, the utility model also comprises a heat-dispersing piece unit, which is provided with at least one heat-dispersing piece body; the heat-dispersing piece body is made of a material with a high heat exchange coefficient; the heat-dispersing piece body is arranged on the top face in the bottom part of the base seat; besides, the utility model also comprises a welding level, which is formed by a welding material after being melted; the welding level makes the heat-dispersing piece unit tightly welded with the base seat.

Description

Radiator

Technical field

The utility model is relevant with radiator, particularly about a kind of radiator that directly welds fin with scolder.

Background technology

Figure 1 shows that a kind of integrally formed common heat sink (10), the die cast metal good with thermal diffusivities such as aluminium forms, have a pedestal (11) in order to be arranged at heater, these pedestal (11) one sides are provided with several integrally formed heat radiation lamellar bodies (12) that stretches out and be parallel to each other.People all know, with under the homalographic, then radiating effect was good more when the many more and heat radiation lamellar body of heat radiation lamellar body quantity was big more, and promptly the big more then radiating effect of radiator surface area is good more.But this radiator (10) is a die cast because of it, restriction because of mould, make these more than heat radiation lamellar body (12) tool certain thickness, and these heat radiation lamellar body (12) mutual spacings can't constriction, then the number of unit are can't increase, radiating effect can't be promoted, be the shortcoming of this radiator (10).In addition, this radiator (10) of every kind of specification all needs the corresponding alone casting mould of a pair, and cost is very high when the production plurality of specifications, and this is another shortcoming of aforementioned common heat sink.

The box-like common heat sink (20) of another kind of sheet, disclosed as No. the 332723rd,, Taiwan patent announcement, see also Fig. 2.Mutually also by combination, form a fin (22) and a superimposition portion (23) with several plane heat radiation thin slices (21), this superimposition portion (23) is established the combined hole (24) of predetermined number and fix these heat radiation thin slices (21), form this radiator (20) with bolt (25).Because these heat radiation thin slices (21) adopt the superimposition mode, then must there be the space between the thin slice, again then respectively this thin slice to be that superimposition is shaped non-integrally formed, must make this radiator (20) bottom out-of-flatness, this radiator (20) is contacted with thermal objects not exclusively, lower the effect of heat radiation, as desire to make that its bottom is smooth then this radiator (20) bottom must be made the car mill again and process, add that bolt is that manual type is carried out, make this radiator (20) make inconvenience and with high costs.

In addition, as No. 353516 disclosed insertion type radiator of Taiwan patent announcement (30), see also Fig. 3.First-class of the plate face of this pedestal (31) one side is provided with the slot (32) of some parallel its lateral margins, respectively this slot (32) is plugged with a lamellar body (33) respectively, form portion (34) between a groove between adjacent two these slots (32), portion respectively is provided with a V-type groove (35) every between a groove, the deformation external-open makes it to be intercalated in these slots (32) to squeeze to these lamellar bodies (33) to be provided with past its central punching press of a plate body.But these heat radiation lamellar bodies are to engage with pedestal (31) to squeeze the mode of supporting, the two must have the space makes contact not exclusively, lower the efficient of heat radiation, this pedestal and these heat radiation lamellar bodies are not fastening binding again, make these heat radiation lamellar bodies (33) that the situation that gets loose and drop often be arranged, be the shortcoming of this common heat sink (30).

For making the excellent in heat dissipation effect of radiator, must make the cooling surface area of radiator big, material heat conduction efficiency height, radiator should connect face with heater and fit, and it is low convenient with processing procedure to pursue cost in the radiator manufacturing, and above-mentioned each common heat sink all has its shortcoming and can't remedy.

The utility model content

Main purpose of the present utility model is to provide a kind of radiator, under equal pedestal area, plurality purpose heat radiation lamellar body can be housed, and promotes radiating effect.

Of the present utility model time a purpose is to provide a kind of radiator, and processing procedure is simpler and easy, can reduce manufacturing cost.

For achieving the above object, the radiator that provides of the utility model includes:

One pedestal;

One groups of fins has at least one heat radiation lamellar body, and these heat radiation lamellar bodies are arranged on this pedestal;

One weld layer by scolder is constituted, makes this pedestal and the fastening weldering knot of these heat radiation thin slices.

Wherein this pedestal is the Qian type, and its bottom is a plane, and the bottom surface and the heater of this bottom amplexiform; Its left and right sides plate each self-forming one shoulder that stretches out.

Wherein these heat radiation lamellar bodies are rectangular, place on this base bottom end face, and this weld layer combines with this pedestal is fastening.

Wherein these heat radiation lamellar bodies are the heat radiation lamellar body of wavy bending.

Wherein these heat radiation lamellar bodies have the perforation of predetermined number.

Wherein this pedestal and this heat radiation lamellar body are that copper material is made.

Wherein this scolder is the money base scolder.

Description of drawings

Be further understanding structure of the present utility model and effect, after below two preferred embodiments of act and conjunction with figs. are illustrated in, wherein:

Fig. 1 is a kind of style figure of integrally formed common heat sink;

Fig. 2 is the stereogram of a kind of box-like common heat sink;

Fig. 3 is a kind of formation schematic diagram of insertion type common heat sink;

Fig. 4 is the stereogram of the utility model first preferred embodiment;

Fig. 5 is the partial enlarged drawing of the utility model first preferred embodiment;

Fig. 6 is the stereogram of the utility model second preferred embodiment;

Fig. 7 is the heat radiation schematic diagram of the utility model second preferred embodiment.

Embodiment

See also Fig. 4, radiator (40) structure of the utility model first preferred embodiment, it includes:

One pedestal (41) generally is the Qian type, is that the material (aluminium etc., present embodiment are copper material for copper for example, silver) with high heat-conduction coefficient is made, the tool suitable thickness, and its bottom is a plane, can fit with heater in the bottom surface of this bottom;

One groups of fins (42), most heat radiations of tool thin slices (421) (demonstration is 15 diagram on) are that the material (aluminium etc., present embodiment are copper material for copper for example, silver) with high heat-conduction coefficient is made, making is parallel to each other places on the end face bottom this pedestal (41);

One weld layer (43) for hard solder (this example is the money base scolder) (431) is constituted, makes the fastening weldering knot of this pedestal (41) and these heat radiation thin slices (421).

The method for making of this radiator (40) is summarized as follows: prefabricated one is provided with folder, this setting is folded with most the grooves that are arranged in parallel, and can place respectively this groove for this heat radiation lamellar body respectively, and these lamellar bodies that dispel the heat is thereon detachable, this setting is folded with clip, can fasten with this pedestal (41).Prefabricated this pedestal and these heat radiation lamellar bodies, earlier these heat radiation thin slices are distinctly placed on this groove that folder is set, end face with this pedestal (41) bottom is coated with an amount of paste money base scolder (431) again, then this being provided with folder is upside down on this pedestal and fastening, make the free end of these heat radiation thin slices (421) place this money base scolder (431), contact with the end face of this pedestal (41) bottom, become an assembly.Afterwards this assembly is inserted heating in the vacuum furnace, this money base scolder (431) of fusion evenly oozes the slit of filling out between this heat radiation thin slice (421) and this pedestal (41) because of capillarity, and prolong the little upwards sticking work of these heat radiation thin slices (421), form the shape of tool one radian, see also Fig. 5, with this assembly from this vacuum furnace take out treat this money base scolder (431) cooling after, this is provided with folder separates, then be the finished product of present embodiment.

See also Fig. 6 again, radiator (60) structure of the utility model second preferred embodiment includes:

One pedestal (61) generally is the Qian type, is that the material (aluminium etc., present embodiment are copper material for copper for example, silver) with high heat-conduction coefficient is made, tool suitable thickness, the biside plate about its both sides each self-forming one shoulder (62) that stretches out;

One groups of fins (63) is that a continuous bending is wavy heat radiation thin slice (631), and this heat radiation thin slice one lateral buckling place is provided with several perforation (632).

One weld layer (64) for hard solder (this example is the money base scolder) (641) is constituted, makes the fastening weldering knot of this pedestal (61) and these heat radiation thin slices (631).

This routine radiator (60) method for making is identical with precedent haply, be with this heat radiation thin slice do not have a side of perforation and this pedestal with the money base scolder with its fastening weldering knot.In addition, the utility model can be with a radiator fan device on it, with second embodiment is example, see Fig. 7, in this two shoulder (62) and be fixed thereon, this base bottom is amplexiformed predetermined heater (72) with this radiator fan (71) cross-over connection, and air is entered by these lamellar body that dispels the heat (631) both sides, discharged by this radiator fan (71) via these perforation (632), quickening cross-ventilation increases radiating effect.

Can find that by above stated specification the utility model is the heat radiation wafer spacing weak point of integrally formed radiator commonly used, and area of dissipation is big, increases radiating effect; In addition, pedestal of the present utility model is one of the forming, and can fit mutually with heater in the bottom surface of this base bottom, does not have and the heater loose contact with respect to the box-like radiator of sheet commonly used, so that the doubt of radiating effect difference; In addition, the utility model makes that by the mode of scolder welding tight exists between pedestal and the heat radiation lamellar body, makes insertion type radiator heat-dissipation effect commonly used good; Moreover the utility model manufacture process was easier, can reduce the cost of manufacturing.

This external demand supplementary notes be: the scolder that above-mentioned money base scolder can other tool high heat-conduction coefficients replaces, and makes its fastening combination because of moistening outstanding heat dissipating layer after it is characterized in that melt solder is cooled off with pedestal, so should belong in the claim of the present utility model.

Claims

1. radiator includes:

One pedestal;

2. radiator according to claim 1 is characterized in that wherein this pedestal is the Qian type, and its bottom is a plane, and the bottom surface and the heater of this bottom amplexiform.

3. radiator according to claim 1 is characterized in that wherein this pedestal is the Qian type, its left and right sides plate each self-forming one shoulder that stretches out.

4. according to claim 2 or 3 described radiators, it is characterized in that wherein these heat radiation lamellar bodies are rectangular, place on the Xiao base bottom end face, this weld layer combines with this pedestal is fastening.

5. according to claim 2 or 3 described radiator knots, it is characterized in that wherein these heat radiation lamellar bodies are the heat radiation lamellar body of wavy bending.

6. radiator according to claim 5 is characterized in that, wherein these heat radiation lamellar bodies have the perforation of predetermined number.

7. radiator according to claim 1 is characterized in that, wherein this pedestal is that copper material is made.

8. radiator according to claim 1 is characterized in that, wherein these heat radiation lamellar bodies are that copper material is made.

9. radiator according to claim 1 is characterized in that, wherein this scolder is the money base scolder.