CN2718978Y - Loop type radiating device - Google Patents
Loop type radiating device Download PDFInfo
- Publication number
- CN2718978Y CN2718978Y CN 200420084253 CN200420084253U CN2718978Y CN 2718978 Y CN2718978 Y CN 2718978Y CN 200420084253 CN200420084253 CN 200420084253 CN 200420084253 U CN200420084253 U CN 200420084253U CN 2718978 Y CN2718978 Y CN 2718978Y
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- heat
- loop type
- capping
- miniflow
- ditches
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Abstract
The utility model relates to a loop type radiating device which comprises a heat conducting base filling with operation fluid; a seal cover is adhered on a heating assembly and is sealed on one side of the heat conducting base so as to keep the operation fluid inside; a flow guiding pipe is flexible metal and is communicated with the heat conducting base in a movable and bending relation; besides, the flow guiding pipe is annularly provided with a heat radiating fin set; the operation fluid receives the heat energy of the heating assembly, circularly flows inside the flow guiding pipe so as to distribute the heat energy uniformly, and flows back to the heat conducting base after condensation to liquid condition. The utility model has the advantages of low cost, better heat radiating efficacy, etc.
Description
Technical field
The utility model relates to a kind of heat abstractor, is applied to the heat generating component of electronic product, particularly a kind of with low cost and loop type heat abstractor with good heat radiating usefulness.
Background technology
The number of transistors that all kinds of electronic building bricks in the electronic product, chipset etc. are inner, increase severely with day along with the progress of semiconductor technology correlation technique, the heat energy that is distributed when therefore the power consumption of electronic building brick is with work becomes the problem that electronic product production dealer needs solution at present badly.
Have many heat generating components in the electronic product, wherein, especially (CentralProcessing Unit, the heat energy that produces when CPU) working is the most surprising with central processing unit.Heat radiation research about heat generating component in the electronic product, so far existing many technology openly are familiar with by society already, heat abstractor as shown in Figure 1, constituted by endothermic section 10, steam flow channel 20, groups of fins 30, endothermic section 10 is a closed container, at inner filling working fluid is arranged, and be built-in with metal plate 15.This metal plate 15 is immersed in the working fluid, and has the contact mat 16 that extends outer hot portion and touch pyrotoxin.Steam flow channel 20 is communicated in endothermic section 10, and the working fluid of bootable steam-like enters, and by the groups of fins 30 that is located on steam flow channel 20 condensation of dispelling the heat, and be back to endothermic section 10 once again.
The main purpose of above-mentioned heat abstractor is that expectation can be evenly distributed in single unit system with the heat energy of heat generating component, to reach the effect of heat radiation.Have effect to a certain degree though this type of device can rationally be worked, yet have defective.At first steam flow channel 20 is to be fixedly arranged on the plate, and again with endothermic section 10 assembly, therefore, steam flow channel 20 can't bend in conversion; Because steam flow channel 20 has certain altitude, therefore in computer equipment, need occupy the certain space volume, make that the overall volume of computer equipment is comparatively huge.In addition, this type of heat abstractor must have good substantial connection with pyrotoxin, can conduct the heat energy that pyrotoxin transmits.For asking good close effect, metal plate 15 bears pressure for a long time, will cause metal plate 15 to break away from endothermic section 10, and make inner working fluid be distributed to the external world; This measure will cause the electronic component in the computer equipment to produce short circuit and damage, and seriously jeopardize the work of computer equipment.
Summary of the invention
The purpose of this utility model is to disclose a kind of loop type heat abstractor, is applied to electronic product, particularly a kind of loop type heat abstractor with flexible mozzle and with low cost and enhance heat usefulness.
According to loop type heat abstractor of the present utility model, consist predominantly of heat-conducting seat, capping, mozzle and radiating fin group, wherein heat-conducting seat has hollow chamber, in order to be installed in working fluid.Capping is attached at the heat generating component in the computer equipment, and is sealed in a side of heat-conducting seat, and offers the miniflow irrigation canals and ditches.Heat pipe is communicated in heat-conducting seat with the relation of movable bending, and bootable being heated and the working fluid that is steam-like enter.The radiating fin group is located on mozzle, can increase the area of dissipation of mozzle, and the heat energy of assisting to flow in the working fluid in the mozzle is directed to the external world.Vaporish working fluid is replied in the water conservancy diversion in-tube condensation and is liquid state, and gets back to heat-conducting seat once again via mozzle, and circulates between heat-conducting seat and mozzle.So far, the high heat that is produced during heat generating component work will be distributed in single unit system equably, and excellent radiating effect will be provided.
This heat-conducting seat and this mozzle joint have an opening, and this opening generally is umbrella.
The inwall of this mozzle has a continuous spiral groove.
The cross section of these miniflow irrigation canals and ditches generally is V-shape.
The V-shape opening angle of these miniflow irrigation canals and ditches is about 60 degree.
These miniflow irrigation canals and ditches are formed in this capping in the mode that is arranged in parallel with each other.
The mode that these miniflow irrigation canals and ditches are arranged with the concentric circles diffusion is formed in this capping.
These miniflow irrigation canals and ditches are located in this capping in mode interlaced with each other.
The side that this capping and this heat generating component join is coated with the thermal grease layer.
Heat dispersion performance of the present utility model is better.The mozzle of movable bending meets the trend trend of product miniaturization now applicable to the narrow and small computer equipment in inner space in addition.
Description of drawings
Fig. 1 is the schematic diagram of common heat abstractor;
Fig. 2 A is the decomposing schematic representation of the utility model loop type heat abstractor;
Fig. 2 B is the schematic diagram that the miniflow irrigation canals and ditches of the utility model loop type heat abstractor are arranged in parallel;
Fig. 2 C is the schematic diagram that the miniflow irrigation canals and ditches concentric circles diffusion of the utility model loop type heat abstractor is arranged;
Fig. 2 D is the staggered schematic diagram of miniflow irrigation canals and ditches of the utility model loop type heat abstractor;
Fig. 2 E is the mozzle schematic diagram of the utility model loop type heat abstractor;
Fig. 2 F is the heat-conducting seat schematic diagram of the utility model loop type heat abstractor;
Fig. 3 A is the assembly schematic diagram of the utility model loop type heat abstractor;
Fig. 3 B is the mozzle illustrative view of the utility model loop type heat abstractor;
Fig. 4 is that the level of the utility model loop type heat abstractor is used cutaway view;
Fig. 5 is the upright use cutaway view of the utility model loop type heat abstractor.
Wherein, Reference numeral is as follows:
10--endothermic section 15--metal plate 16--contact mat 20--steam flow channel
The 30--groups of fins 40--heat-conducting seat 41--43--of hollow chamber opening
50--capping 51--miniflow irrigation canals and ditches 60--mozzle 61--spiral grooves
70--radiating fin group 80--working fluid 90--heat generating component
Embodiment
For allow above-mentioned purpose of the present utility model and other purpose, feature, and advantage can become apparent several preferred embodiments cited below particularly, and conjunction with figs. is described in detail as follows.
According to loop type heat abstractor disclosed in the utility model, be applied to electronic product, please refer to Fig. 2 A basic composition of the present utility model is described, loop type heat abstractor of the present utility model is made up of with radiating fin group 70 heat-conducting seat 40, capping 50, mozzle 60, wherein heat-conducting seat 40 has hollow chamber 41, and being filled with working fluid 80, heat-conducting seat 40 is constituted by the heat-conducting metal material, in general is to adopt easy heat-conducting such as aluminium or copper to make.Working fluid 80 available kinds are a lot, all can as water, acetone and refrigerant etc.Capping 50 is attached at heat generating component 90 (Fig. 4), and is sealed in a side of heat-conducting seat 40, working fluid 80 can be remained in the hollow chamber 41 of heat-conducting seat 40.Capping 50 is formed with many miniflow irrigation canals and ditches 51 corresponding to a side of hollow chamber 41, the cross section of miniflow irrigation canals and ditches 51 is the V font, its opening angle is about 60 degree, in order to increasing the contact area of working fluid 80 and capping 50, and the heat energy of heat generating component 90 is distributed equably conduct to working fluid 80.The manufacture method of miniflow irrigation canals and ditches 51 has multiple, makes as casting die moulding, powder metallurgic method or chemical method for etching and all can.
Please refer to Fig. 2 E and Fig. 2 F again, the inwall of mozzle 60 has continuous spiral grooves 61, and make by the metal of deflection, and be installed in the top side of heat-conducting seat 40 with the relation of movable bending, shown in the 3rd figure, if the assembly space of electronic product (not shown) inside hour, mozzle 60 heat-conducting seat 40 relatively produces and rotates, and is suitable for small-sized electronic product.Heat-conducting seat 40 is provided with opening 43 with mozzle 60 joints, can be communicated in hollow chamber 41 by these opening 43 mozzles 60.Opening 43 presents umbrella, and its aperture is the direction towards heat-conducting seat 40 top sides and dwindling gradually from hollow chamber 41.
Generation type as for miniflow irrigation canals and ditches 51 has multiple variation, shown in Fig. 2 B, is formed at capping 50 in the mode that is arranged in parallel; Also can be shown in Fig. 2 C, the mode of arranging with the concentric circles diffusion is formed at capping 50; Or, then be located at capping 50 in the mode of arrangement interlaced with each other as the miniflow irrigation canals and ditches 51 among Fig. 2 D.
Loop type heat abstractor of the present utility model is the heat generating component 90 that is installed in the electronic product, dispels the heat with the thermal energy conduction that 90 work to heat generating component produce.Please refer to Fig. 4 again and illustrate, wherein a side of capping 50 is attached at the heat generating component (not shown), can fit tightly for asking, and selectively a side of joining in capping 50 and heat generating component 90 is coated with thermal grease, to promote the effect of thermal energy conduction.At first capping 50 1 sides are attached at heat generating component 90, and the high heat of heat generating component 90 then conducts to the working fluid 80 in the heat-conducting seat via capping 50, cause the working fluid 80 of part to be heated and will to present gas-liquid mixed, or steam condition; As for the fluid state of working fluid 80 might not, the kind that must look working fluid 80, and the heat energy that heat generating component provided and deciding; In other words, if absorbing enough gasification heats, working fluid 80 then presents steam condition.Working fluid 80 is heated and is steam condition, enters in the mozzle 60 from the hollow chamber 41 of heat-conducting seat 40.The radiating fin group 70 that is located on mozzle 60 has increased hot biography area, can dissipate to the external world to the auxiliary conduction of the heat energy of working fluid 80.The spiral grooves 61 of mozzle 60 will play a role this moment, help guiding to compile condensed working fluid 80, and hollow chamber 41 is gone back in drainage and circulate between hollow chamber 41 and mozzle 60.The high heat that is produced when therefore heat generating component 90 is worked will be distributed in single unit system equably, and better heat radiating effect will be provided.For another shown in Figure 5, when if electronic product is put with vertical type, working fluid 80 is subjected to the influence of gravity and is positioned at the lower portion of heat-conducting seat 40 and mozzle 60, the working fluid 80 of steam condition is the same can to flow at the upper area of heat-conducting seat 40 with mozzle 60, and condenses and be back to the lower zone of heat-conducting seat 40 and mozzle 60.
The phenomenon that higher assembling height of the heat abstractor demand of common technique and composition assembly break away from is easily solved in the utility model fully.Mozzle 60 of the present utility model is looked assembly space and is freely adjusted its angle of assembling, and applicable to all kinds of different electronic products, required assembly space height also reduces in the lump, fully meets the trend trend of product miniaturization now.The setting of the miniflow irrigation canals and ditches 51 of capping 50, and the spiral grooves 61 of mozzle 60 all can help to guide flowing of working fluid 80, by contrast, heat dispersion of the present utility model shows better.
The above only is the utility model preferred embodiment wherein, is not to be used for limiting this novel practical range; All equivalences of doing according to the utility model change and revise, and are all the utility model and contain.
Claims (9)
1. a loop type heat abstractor dispels the heat to a heat generating component by flowing of a working fluid, includes:
One heat-conducting seat has a hollow chamber that is installed in this working fluid;
One capping is sealed in a side of this heat-conducting seat, and is attached at this heat generating component, and this working fluid remains in this heat-conducting seat, and this capping offers many miniflow irrigation canals and ditches corresponding to a side of this hollow chamber;
One mozzle, the relation of movable bending is installed in this heat-conducting seat, and is communicated in this hollow chamber; And
One radiating fin group is covered and this mozzle.
2. loop type heat abstractor as claimed in claim 1 is characterized in that, this heat-conducting seat and this mozzle joint have an opening, and this opening generally is umbrella.
3. loop type heat abstractor as claimed in claim 1 is characterized in that, the inwall of this mozzle has a continuous spiral groove.
4. loop type heat abstractor as claimed in claim 1 is characterized in that the cross section of these miniflow irrigation canals and ditches generally is V-shape.
5. loop type heat abstractor as claimed in claim 4 is characterized in that, the V-shape opening angle of these miniflow irrigation canals and ditches is about 60 degree.
6. loop type heat abstractor as claimed in claim 1 is characterized in that, these miniflow irrigation canals and ditches are formed in this capping in the mode that is arranged in parallel with each other.
7. loop type heat abstractor as claimed in claim 1 is characterized in that, the mode that these miniflow irrigation canals and ditches are arranged with the concentric circles diffusion is formed in this capping.
8. loop type heat abstractor as claimed in claim 1 is characterized in that, these miniflow irrigation canals and ditches are located in this capping in mode interlaced with each other.
9. loop type heat abstractor as claimed in claim 1 is characterized in that, the side that this capping and this heat generating component join is coated with the thermal grease layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420084253 CN2718978Y (en) | 2004-07-26 | 2004-07-26 | Loop type radiating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420084253 CN2718978Y (en) | 2004-07-26 | 2004-07-26 | Loop type radiating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2718978Y true CN2718978Y (en) | 2005-08-17 |
Family
ID=34894029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420084253 Expired - Fee Related CN2718978Y (en) | 2004-07-26 | 2004-07-26 | Loop type radiating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2718978Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104600188A (en) * | 2014-12-30 | 2015-05-06 | 东莞市高能磁电技术有限公司 | Combined effective cooling device |
| TWI804863B (en) * | 2021-05-07 | 2023-06-11 | 建準電機工業股份有限公司 | Heat dissipation module |
-
2004
- 2004-07-26 CN CN 200420084253 patent/CN2718978Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104600188A (en) * | 2014-12-30 | 2015-05-06 | 东莞市高能磁电技术有限公司 | Combined effective cooling device |
| TWI804863B (en) * | 2021-05-07 | 2023-06-11 | 建準電機工業股份有限公司 | Heat dissipation module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050817 Termination date: 20100726 |