CN203243658U - Heat dissipater - Google Patents

Heat dissipater Download PDF

Info

Publication number
CN203243658U
CN203243658U CN 201320167635 CN201320167635U CN203243658U CN 203243658 U CN203243658 U CN 203243658U CN 201320167635 CN201320167635 CN 201320167635 CN 201320167635 U CN201320167635 U CN 201320167635U CN 203243658 U CN203243658 U CN 203243658U
Authority
CN
China
Prior art keywords
radiating seat
heat
heat dissipation
radiator
tooth
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201320167635
Other languages
Chinese (zh)
Inventor
刘洪冰
钱国平
钱华
华益峰
任武
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUXI HONGXIANG THERMAL TECHNOLOGY Co Ltd
Original Assignee
WUXI HONGXIANG THERMAL TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by WUXI HONGXIANG THERMAL TECHNOLOGY Co Ltd filed Critical WUXI HONGXIANG THERMAL TECHNOLOGY Co Ltd
Priority to CN 201320167635 priority Critical patent/CN203243658U/en
Application granted granted Critical
Publication of CN203243658U publication Critical patent/CN203243658U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a heat dissipater. The heat dissipater comprises a plurality of heat dissipation units which are formed by transversally crimping and inlaying, wherein each heat dissipation unit comprises an upper heat dissipation seat, a lower heat dissipation seat and heat dissipation fins, wherein each of the upper heat dissipation seat and the lower heat dissipation seat is provided with a top surface, a bottom surface and two side surface, the top surface and the bottom surface are oppositely arranged, the two side surfaces are arranged at the both sides of the bottom surface, tooth grooves and teeth are arranged on the two side surfaces at intervals respectively, the tooth groove in one side surface is corresponding to a tooth phase on the other side surface, the teeth and the tooth grooves are arranged in a nesting manner, and the bottom surface of the upper heat dissipation seat and the bottom surface of the lower heat dissipation seat are oppositely arranged; and the heat dissipation fins are connected between the bottom surface of the upper heat dissipation seat and the bottom surface of the lower heat dissipation seat, the thickness of each heat dissipation fin is less than the thickness of each of the upper heat dissipation seat and the lower heat dissipation seat, the upper heat dissipation seats of the two adjacent upper dissipation units are mutually nested, and the lower heat dissipation seats of the two adjacent upper dissipation units are mutually nested. With the adoption of the heat dissipater disclosed by the utility model, a heat dissipation effect can be improved, and the miniaturization of the product can be realized.

Description

A kind of radiator
Technical field
The utility model relates to a kind of radiator, but refers to especially a kind of radiator of improving radiating effect.
Background technology
Along with the electronic product power density improves constantly, heat dissipation problem is important all the more, too high device temperature not only can the decrease electronic product performance, even can cause the direct damage of electronic product, the heat dissipation problem of electronic product becomes the technical bottleneck of constraint electronic industry development.Simultaneously, the miniaturization demand of power electronic product is more and more higher, and radiator becomes the restraining factors of corresponding product miniaturization.
At present, air-cooled pressure cooling is adopted in the heat radiation of high power module mostly, require to enlarge as much as possible area of dissipation, and the radiator of casting or extrudate, the process technology limit that is squeezed, depth-width ratio can only be below 10:1, and the radiating fin spacing is very wide, area of dissipation is less, can't satisfy the high-power heat-dissipation needs.And die width is limited, generally is no more than 300mm, and cost is high, useful life is short, yield rate is low, must increase the energy and material consumption.
In view of this, how designing a kind of radiator, to satisfy the dual requirements of device heat radiation and the miniaturization of power electronic product, is the problem that the insider needs solution badly.
The utility model content
In prior art, radiator can't satisfy this defective of dual requirements of device heat radiation and the miniaturization of power electronic product simultaneously, and the utility model provides a kind of radiator.
According to the utility model, a kind of radiator is provided, comprise that several horizontal crimping inlay the heat-sink unit that forms, wherein, each described heat-sink unit comprises:
Upper radiating seat;
Lower radiating seat, described upper and lower radiating seat all has end face, bottom surface and two sides, described bottom surface and described end face are oppositely arranged, described two sides are arranged at respectively the both sides of described bottom surface, be arranged at intervals with respectively teeth groove and tooth on the described two sides, and the described teeth groove on the side is corresponding with the described tooth on the another side, and described tooth and described teeth groove tabling arrange, and the bottom surface subtend of the bottom surface of described upper radiating seat and described lower radiating seat arranges; And
Fin, be connected between the bottom surface of the bottom surface of described upper radiating seat and described lower radiating seat, and the thickness of described fin is less than the thickness of described upper radiating seat and described lower radiating seat, and chimeric and described lower radiating seat is mutually chimeric mutually for the described upper radiating seat of adjacent two described heat-sink units.
Preferably, the integral body that is formed in one of described heat-sink unit.
Preferably, the cross section of described upper radiating seat and described lower radiating seat is rectangle.
Preferably, described end face vertical with described fin.
Preferably, the end face of the described upper radiating seat of several described heat-sink units and the end face of described lower radiating seat form respectively installed surface and lower installed surface, are respectively arranged with several installing holes on described upper installed surface and the described lower installed surface.
Preferably, be provided with several curved grooves on the side of described fin.
Preferably, the cross section of described tooth is the M type, and the cross section of described teeth groove is the W type.
Preferably, the top of described tooth has the V-type groove, and the both sides of described V-type groove are provided with fin.
Preferably, the bottom land of described teeth groove has reverse V-shaped projection, and the bottom land both sides of described teeth groove are provided with outward-dipping draw-in groove.
Preferably, the drift angle angle of described reverse V-shaped projection is greater than the base angle angle of described V-type groove.
The utility model has the advantages that: consist of by one group of horizontal crimping of heat-sink unit with two heat dissipation bases.Heat-sink unit comprises heat dissipation base and the heat radiation gear piece of longitudinal extension, is arranged at intervals with respectively teeth groove and the tooth of longitudinal extension on two sides of heat dissipation base.The described teeth groove of one of them side is corresponding with the described tooth position on another side, and described tooth and described teeth groove can be inlayed to attach together and join.Compact conformation can dwindle the spacing between each heat-sink unit, increases area of dissipation, and each heat-sink unit formula overall structure is conducted heat fast, and radiating efficiency is high.On upper and lower two heat dissipation bases corresponding heating module can be installed, share one group of these means of heat radiation gear piece by Up/down base and saved radiator volume and weight.Single heat-sink unit UNICOM's Up/down base and middle gear piece, the sealing design forming ventilation air duct of radiator itself, promote air cooling effect, this integral type design has good radiating effect, and need not the great tonnage press extrusion modling, can not use mould to be spliced into the radiator of various sizes, avoid a large amount of die sinking process, energy-conserving and environment-protective.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 shows the structural representation according to radiator of the present utility model.
Fig. 2 shows the structural representation of heat-sink unit among Fig. 1.
Fig. 3 shows the enlarged diagram of radiating seat among Fig. 2.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 shows the structural representation according to radiator of the present utility model.With reference to Fig. 1, the heat-sink unit 100 that radiator 1 is inlayed by several horizontal crimping consists of.Fig. 2 shows the structural representation of heat-sink unit among Fig. 1.With reference to Fig. 2, each heat-sink unit 100 comprises that two radiating seat 110(of longitudinal extension namely go up radiating seat and lower radiating seat) and fin 120.Wherein, in the present embodiment, the cross section of two radiating seats 110 is similar to rectangle.Two radiating seats 110 have respectively end face 111, bottom surface 112 and two sides 113, bottom surface 112 is oppositely arranged with end face 111, two sides 113 are arranged at respectively the both sides of bottom surface 112, and two radiating seat 110(namely go up radiating seat and lower radiating seat) bottom surface 112 subtend settings.120 of fin are connected between the bottom surface 112 of two radiating seats 110, and the width of fin 120 is less than the width of two radiating seats 110.In order to increase heat-removal mould, several curved grooves 121 can also be set in the side of fin 120.In the present embodiment, the end face 111 of two radiating seats 110 is perpendicular to fin 120.In conjunction with Fig. 2 with reference to Fig. 1, the end face 111 of two radiating seats 110 of each heat-sink unit 100 forms respectively upper and lower two installed surfaces 11, be respectively arranged with several installing holes (not illustrating) on the upper and lower installed surface 11, installing hole is used for radiator 1 and radiating module are installed together.The integral body that each heat-sink unit 100 is formed in one.The upper radiating seat of the adjacent two heat-sink units 100 mutually lower radiating seat of chimeric, adjacent two heat-sink units 100 is mutually chimeric.The quantity of heat-sink unit 100 can be looked the size of two radiating seats 110 and be designed.
Fig. 3 shows the enlarged diagram of radiating seat among Fig. 2.With reference to Fig. 3, be arranged at intervals with respectively teeth groove 1131 and tooth 1132 on two sides 113 of each radiating seat 110, and the teeth groove 1131 on side 113 is corresponding with the tooth 1132 on another side 113, and tooth 1132 can mutual chimeric assembling with teeth groove 1131.The cross section of tooth 1132 can be the shape that matches arbitrarily with the cross section of teeth groove 1131, for example rectangle, circle or oval.In the present embodiment, the cross section of tooth 1132 is the M type, the cross section of teeth groove 1131 is the W type, the top of tooth 1132 has V-type groove 1133, the both sides of V-type groove 1133 are provided with fin 1134, and the bottom land of corresponding teeth groove 1131 has reverse V-shaped projection 1135, and better, the drift angle angle of reverse V-shaped projection 1135 is greater than the base angle angle of V-type groove 1133, and the bottom land both sides of teeth groove 1131 are provided with outward-dipping draw-in groove 1136.When the tooth 1132 on the upper radiating seat of a heat-sink unit 100 is sticked in teeth groove 1131 on the upper radiating seat of adjacent heat-sink unit 100, the V-type groove 1133 of tooth 1132 be subject to teeth groove 1131 reverse V-shaped projection 1135 extruding and be out of shape, the fin 1134 of tooth 1132 can be stuck in the draw-in groove 1136 interior formation self-lockings of teeth groove 1131, the lower radiating seat of two adjacent heat-sink units 100 also can so be fastened togather, and therefore two adjacent heat-sink units 100 can strong bonded.
The utility model has the advantages that: consist of by one group of horizontal crimping of heat-sink unit with two heat dissipation bases.Heat-sink unit comprises heat dissipation base and the heat radiation gear piece of longitudinal extension, is arranged at intervals with respectively teeth groove and the tooth of longitudinal extension on two sides of heat dissipation base.The described teeth groove of one of them side is corresponding with the described tooth position on another side, and described tooth and described teeth groove can be inlayed to attach together and join.Compact conformation can dwindle the spacing between each heat-sink unit, increases area of dissipation, and each heat-sink unit formula overall structure is conducted heat fast, and radiating efficiency is high.On upper and lower two heat dissipation bases corresponding heating module can be installed, share one group of these means of heat radiation gear piece by Up/down base and saved radiator volume and weight.Single heat-sink unit UNICOM's Up/down base and middle gear piece, the sealing design forming ventilation air duct of radiator itself, promote air cooling effect, this integral type design has good radiating effect, and need not the great tonnage press extrusion modling, can not use mould to be spliced into the radiator of various sizes, avoid a large amount of die sinking process, energy-conserving and environment-protective.
Above demonstration and described basic principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.

Claims (10)

1. radiator comprises that several horizontal crimping inlay the heat-sink unit that forms, and it is characterized in that, each described heat-sink unit comprises:
Upper radiating seat;
Lower radiating seat, described upper and lower radiating seat all has end face, bottom surface and two sides, described bottom surface and described end face are oppositely arranged, described two sides are arranged at respectively the both sides of described bottom surface, be arranged at intervals with respectively teeth groove and tooth on the described two sides, and the described teeth groove on the side is corresponding with the described tooth on the another side, and described tooth and described teeth groove tabling arrange, and the bottom surface subtend of the bottom surface of described upper radiating seat and described lower radiating seat arranges; And
Fin is connected between the bottom surface of the bottom surface of described upper radiating seat and described lower radiating seat, and the thickness of described fin is less than the thickness of described upper radiating seat and described lower radiating seat,
Chimeric and described lower radiating seat is mutually chimeric mutually for the described upper radiating seat of adjacent two described heat-sink units.
2. radiator as claimed in claim 1 is characterized in that, the integral body that described heat-sink unit is formed in one.
3. radiator as claimed in claim 1 is characterized in that, the cross section of described upper radiating seat and described lower radiating seat is rectangle.
4. radiator as claimed in claim 1 is characterized in that, described end face vertical with described fin.
5. radiator as claimed in claim 1, it is characterized in that, the end face of the described upper radiating seat of several described heat-sink units and the end face of described lower radiating seat form respectively installed surface and lower installed surface, are respectively arranged with several installing holes on described upper installed surface and the described lower installed surface.
6. radiator as claimed in claim 1 is characterized in that, is provided with several curved grooves on the side of described fin.
7. such as each described radiator of claim 1 to 6, it is characterized in that, the cross section of described tooth is the M type, and the cross section of described teeth groove is the W type.
8. radiator as claimed in claim 7 is characterized in that, the top of described tooth has the V-type groove, and the both sides of described V-type groove are provided with fin.
9. radiator as claimed in claim 8 is characterized in that, the bottom land of described teeth groove has reverse V-shaped projection, and the bottom land both sides of described teeth groove are provided with outward-dipping draw-in groove.
10. radiator as claimed in claim 9 is characterized in that, the drift angle angle of described reverse V-shaped projection is greater than the base angle angle of described V-type groove.
CN 201320167635 2013-04-06 2013-04-06 Heat dissipater Expired - Fee Related CN203243658U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320167635 CN203243658U (en) 2013-04-06 2013-04-06 Heat dissipater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320167635 CN203243658U (en) 2013-04-06 2013-04-06 Heat dissipater

Publications (1)

Publication Number Publication Date
CN203243658U true CN203243658U (en) 2013-10-16

Family

ID=49320909

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320167635 Expired - Fee Related CN203243658U (en) 2013-04-06 2013-04-06 Heat dissipater

Country Status (1)

Country Link
CN (1) CN203243658U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105188309A (en) * 2015-08-14 2015-12-23 太仓市兴港金属材料有限公司 Efficient and rapid pressing type radiator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105188309A (en) * 2015-08-14 2015-12-23 太仓市兴港金属材料有限公司 Efficient and rapid pressing type radiator

Similar Documents

Publication Publication Date Title
CN101839654A (en) Heat sink
CN203243658U (en) Heat dissipater
CN201726633U (en) Hollow laminar type cooling plate unit structure
EP2224199A1 (en) Heat sink with forced ventilation, particularly for high-power electronic devices
CN201944634U (en) Bulb type light emitting diode (LED) lamp with heat radiation structure
CN204649054U (en) A kind of Split radiator
CN201083340Y (en) Led road lamp
CN101418946B (en) Structure of LED heat radiating module, processing method and high heat radiation LED lamp
CN204066749U (en) Snapping squeezes type and combination of fans heat abstractor
CN204929520U (en) Novel radiactor fin structure
CN205005416U (en) Piece formula electronic heat dissipation ware
CN104812211A (en) Frequency converter radiator
CN201992603U (en) Heat radiator with improved heat radiating efficiency for LED illuminating device
CN201583182U (en) Fin roots folding type heat dissipating device
CN201476668U (en) Aluminum alloy radiating fin
CN202548745U (en) Radiating plate for video card
CN203880658U (en) Improved metal heat radiation support of LED lamp, LED light source plate and integrated heat radiation type LED lamp
CN201992430U (en) LED (light-emitting diode) fluorescent lamp with convection radiating structure
CN201992602U (en) Fin type radiator of LED (light-emitting diode) illuminating device
CN202551589U (en) Automobile power amplifier radiator
KR20180003825A (en) Prefabricated 3-dimensional heat sink
CN202404936U (en) Radiating fin group with improved structure
CN201210779Y (en) Heat radiating module and electronic device applying the same
CN214700556U (en) Electric motorcycle car headlight radiator
CN207213970U (en) A kind of heat superconducting LED light source support

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131016

Termination date: 20210406