CN2697715Y

CN2697715Y - Heat conductive pipe radiation device for power supply

Info

Publication number: CN2697715Y
Application number: CN 200420049247
Authority: CN
Inventors: 林培熙
Original assignee: Thermaltake Technology Co Ltd
Current assignee: Thermaltake Technology Co Ltd
Priority date: 2004-04-15
Filing date: 2004-04-15
Publication date: 2005-05-04
Anticipated expiration: 2014-04-15

Abstract

The utility model provides a heat conductive pipe radiation device for the power supply. The utility model comprises a heat conducting plate which is fixedly connected in the power supply and is tightly jointed to the heat source in the power supply, a heat conductive pipe which is tightly and crossly connected to the heat conducting plate and cause one end of the heat conductive pipe too extend to the external side of the box body of the power supply and a fin body composed of a plurality of fins. The fin body is fixed out of the box body of the power supply; each fin of the fin body is correspondingly and respectively penetrated with a sheathing hole to allow the heat conductive pipe to penetrate into each fin of the fin body to contact each fin, so that the heat produced by the heat source of the power supply is rapidly conducted to the fin body positioned out of the box body of the power supply through the heat conductive pipe and is radiated to the exterior through the fin body.

Description

The heat radiation device of thermal conduction tube of power supply unit

Technical field

The utility model relates to a kind of heat radiation device of thermal conduction tube of power supply unit, relate in particular to a kind of by heat pipe with the heat in the power supply unit casing, conduct to fast on the outer fin of power supply unit casing, with the outside device of heat radiation fast.

Background technology

Present general desktop PC main frame inside is except being equipped with motherboard, CD-ROM drive, adapter ... wait outside assembly or the device, one group of power supply unit also is installed, for required power supplys of equipment such as each electronic package in the computer host box or devices.

Yet in order to adapt to the increasing power demands of each electronic package in the main frame, the needed power supply wattage of power supply unit also improves relatively, therefore after main frame uses a period of time continuously, the its internal circuit chip module, very easily produce high temperature because of magnetic strength, if suitable heat radiation is not provided, very easily cause this power supply unit internal semiconductor, Yin Wendu is too high and damage.Edge this, as shown in Figure 5, so some personnel, outside the casing of power supply unit 91, one or more radiator fans 92 are set, by this radiator fan 92 hot gas in the power supply unit 91 is outwards extracted out, yet this mode but can't make the thermal source of power supply unit 91 directly dispel the heat, and it only is that the radiation of thermal source institute is diffused into hot-air in the casing of power supply unit 91, outwards extract out, therefore at the radiating efficiency extreme difference of thermal source itself,, still often too high because of the internal electrical components temperature though therefore power supply unit 91 of the prior art is outside equipped with radiator fan 92 at casing, and the problem of damage is arranged, and manifest its shortcoming

In view of this utility model designer so studied innovation, discloses a kind of heat radiation device of thermal conduction tube of power supply unit.

Summary of the invention

The purpose of this utility model is to provide a kind of heat radiation device of thermal conduction tube of power supply unit, and it comprises: heat-conducting plate is fixedly connected in this power supply unit, and is close to the thermal source in the power supply unit; Heat pipe, tightly cross-over connection and makes a distal process of heat pipe extend the casing outside of this power supply unit on this heat-conducting plate; And fin, formed by plurality of fins, this fin is installed in outside the casing of power supply unit, and make on each fin of this fin and be equipped with sleeve joint hole accordingly respectively, allowing that heat pipe passes in each fin of fin, and contact, with the heat that thermal source was produced power supply unit with each fin, conduct to fast on the fin that is positioned at outside the power supply unit casing via this heat pipe, and dispel the heat to the external world by this fin.

Preferred embodiment of the present utility model can be offered some clarification on by the following description and accompanying drawing.

Description of drawings

Fig. 1 is the decomposing schematic representation of the utility model embodiment;

Fig. 2 is connected in synoptic diagram on the thermal source for the utility model heat-conducting plate;

Fig. 3 is the schematic appearance of the power supply unit shown in the utility model;

Fig. 4 is installed on synoptic diagram on the computer host box for the utility model;

Fig. 5 is installed on the synoptic diagram on the computer host box for showing known power supply unit.Among the figure

101 casings, 102 thermal source 102a perforation

103 circuit boards, 1 heat-conducting plate, 10 screws

11 board body part, 111 pins, 112 fixed orifices

12 fin portions, 2 heat pipes, 21 pipe shafts

22 joint chairs, 3 fins, 30 medial surfaces

31 fins, 311 sleeve joint holes, 312 air vents

4 computer host boxes

Embodiment

See also Fig. 1 to shown in Figure 4, the utility model is a kind of heat radiation device of thermal conduction tube of power supply unit, and it comprises: heat-conducting plate 1 is fixed in the casing 101 of this power supply unit, and is close to the thermal source 102 in the power supply unit; Heat pipe 2, tightly cross-over connection and makes a distal process of heat pipe 2 extend casing 101 outsides of this power supply unit on this heat-conducting plate 1; And fin 3, formed by plurality of fins 31, make this fin 3 be installed on outside the casing 101 of power supply unit, and make on each fin 31 of this fin 3 and be equipped with sleeve joint hole 311 accordingly respectively,, and contact the heat that is produced with thermal source 102 allowing that heat pipe 2 passes in each fin 31 of fin 3 with power supply unit with each fin 31, conduct to fast on the fin 3 that is positioned at outside the power supply unit casing 101 via this heat pipe 2, and dispel the heat to the external world by this fin 3.

As shown in Figure 1 and Figure 2, the heat radiation device of thermal conduction tube of the power supply unit that the utility model disclosed, wherein said heat-conducting plate 1, contain a board body part 11, its plate edge is equipped with most pins 111 with on the circuit board 103 or other object that are fixed on power supply unit, and a side of this board body part 11 is posted by on the thermal source 102 of this power supply unit accordingly.Above-mentioned heat-conducting plate 1 is equipped with a fixed orifice 112 on its board body part 11, with projection respectively to perforation 102a that should thermal source 102, after passing the perforation 102a of this thermal source by screw 10, be screwed together in the fixed orifice 112 of this heat-conducting plate 1, so that this thermal source 102 is close on the board body part 11 of this heat-conducting plate 1.

The heat-conducting plate 1 that the utility model disclosed on this board body part 11, also can be provided with fin portion 12, to strengthen the integral heat sink effect of this heat-conducting plate 1.

The heat pipe 2 that the utility model disclosed, material by copper or other high thermal conductivity coefficient is made, as shown in Figures 1 to 4, make the pipe shaft 21 of this heat pipe 2, be close to, be cross-placed on the joint chair 22, and making this joint chair 22 be locked in a side of this heat-conducting plate 1 accordingly, the thermal energy transfer that makes thermal source 102 can be passed on each fin 31 of this fin 3 through heat pipe 2 to heat-conducting plate 1 apace.

Respectively this heat pipe 2 that the utility model disclosed, the means that its pipe shaft 21 can weld are anchored on this joint chair 22.The pipe shaft 21 that perhaps can make each heat pipe 2 and is locked this joint chair 22 and this heat-conducting plate 1 by screw relatively between a joint chair 22 and this heat-conducting plate 1, make this joint chair 22 and each heat pipe 2 of heat-conducting plate 1 fastening clamp.

The fin 3 that the utility model disclosed as shown in Figure 1 and Figure 2, is fastenedly connected its medial surface 30 and the joint chair 22 of this heat pipe 2, and is cross-placed on casing 101 outsides of this power supply unit by this joint chair 22 with supporting.

The heat radiation device of thermal conduction tube of the power supply unit that the utility model disclosed, it contains a plurality of heat-conducting plates 1, be fixedly connected on respectively in the casing 101 of this power supply unit, and respectively with power supply unit in a thermal source 102 closely overlap; Most heat pipes 2, make each heat pipe 2 respectively tightly cross-over connection on a corresponding heat-conducting plate 1, and make a distal process of each heat pipe 2 extend casing 101 outsides of this power supply unit; And a plurality of fins 3, each fin 3 is made up of most fins 31 respectively, making respectively, this fin 3 is arranged at outside the casing 101 of power supply unit, and make on each fin 31 of each fin 3 and be equipped with sleeve joint hole 311 accordingly respectively, to allow that respectively a corresponding heat pipe 2 passes in each fin 31 of fin 3, and contact with each fin 31, the heat energy that is produced with thermal source 102 with power supply unit, conduct to fast on each fin 3 that is positioned at outside the power supply unit casing 101 via this heat pipe 2, and dispel the heat to the external world by each fin 3.

The heat radiation device of thermal conduction tube of the power supply unit that the utility model disclosed, the thermal source 102 of this power supply unit wherein, be meant the metal-oxide semiconductor (MOS) (MOS) that is embedded in the power supply unit circuit board 103, but the utility model also can be applicable on other thermal source of power supply unit, and the utility model also will not be from limit.

This novel power supply unit heat radiation device of thermal conduction tube that discloses, on using, the heat that the thermal source 102 of this power supply unit is produced, except that be passed on the heat-conducting plate 1 heat radiation through thermal conductance, also along each heat pipe 2 apace on each fin with the fin 3 of heat transferred outside being positioned at power supply unit casing 101, promptly to dispel the heat to the external world, can effectively promote the radiating efficiency of this thermal source, and the heat of avoiding power supply unit to be positioned at casing 101 is accumulated for a long time in casing, and the phenomenon that can't outwards dispel the heat, and show novelty of the present utility model and practicality.

See also shown in Figure 4, during installation, power supply unit casing 101 is installed in computer host box 4 inside, the outside that one of them fin 3 among two fins 3 then exposes computer host box 4, be beneficial to do better heat interchange, use and improve its radiating effect with the cold air of computer host box 4 outsides.

See also Fig. 1, Fig. 2, shown in Figure 3, fin 3 is provided with through hole 312, is beneficial to cold air from the whole fin 3 of these through hole 312 circulations, to increase its radiating effect.This through hole 312 can be different shape, for example: trade mark, literal, pattern ... .. or the like.

The structure that the utility model disclosed, shape can be in being modified application under the situation of design spirit of the present utility model and category, the utility model does not give the self limit protection domain.

Claims

1. the heat radiation device of thermal conduction tube of a power supply unit is characterized in that, this device comprises:

Heat-conducting plate, it contains a board body part, and this heat-conducting plate is fixed in this power supply unit and with the thermal source in the power supply unit to be close to;

Heat pipe, tightly cross-over connection and makes a distal process of heat pipe extend the casing outside of this power supply unit on the board body part of this heat-conducting plate; And

Fin, it is made up of a plurality of fin, this fin is installed in outside the casing of power supply unit, and make on each fin of this fin and be equipped with sleeve joint hole accordingly respectively, allowing that heat pipe places in the sleeve joint hole of each fin of fin, and contact, with the heat that thermal source was produced power supply unit with each fin, conduct to fast on the fin that is positioned at outside the power supply unit casing via this heat pipe, and dispel the heat to the external world by this fin.

2. the heat radiation device of thermal conduction tube of power supply unit as claimed in claim 1, it is characterized in that, this heat-conducting plate contains a board body part, its plate edge is equipped with most pins with on the circuit board that is fixed on power supply unit, and make a side of this board body part, be posted by accordingly on the thermal source on this circuit board.

3. the heat radiation device of thermal conduction tube of power supply unit as claimed in claim 1, it is characterized in that, this heat-conducting plate is equipped with fixed orifice on its board body part, with projection respectively to perforation that should thermal source, after passing the perforation of this thermal source by means of screw, be screwed together in the fixed orifice of this heat-conducting plate, so that this thermal source is close on the board body part of this heat-conducting plate.

4. the heat radiation device of thermal conduction tube of power supply unit as claimed in claim 1 is characterized in that, is provided with fin portion on the board body part of this heat-conducting plate.

5. the heat radiation device of thermal conduction tube of power supply unit as claimed in claim 1 is characterized in that, the pipe shaft of this heat pipe is close to, is cross-placed on the joint chair, and makes this joint chair be locked in this heat-conducting plate accordingly.

6. the heat radiation device of thermal conduction tube of power supply unit as claimed in claim 5 is characterized in that, the pipe shaft of described heat pipe is anchored on this joint chair by welding.

7. the heat radiation device of thermal conduction tube of power supply unit as claimed in claim 1, it is characterized in that, the pipe shaft of described heat pipe and is locked this joint chair and this heat-conducting plate by screw relatively between between a joint chair and described heat-conducting plate, make this joint chair and heat-conducting plate fastening clamp heat pipe.

8. the heat radiation device of thermal conduction tube of power supply unit as claimed in claim 5 is characterized in that, the medial surface of this fin and the joint chair of this heat pipe are fastenedly connected, and is cross-placed on the casing outside of this power supply unit for this joint chair with supporting.