CN105101735A - Heat radiation device - Google Patents
Heat radiation device Download PDFInfo
- Publication number
- CN105101735A CN105101735A CN201410164850.5A CN201410164850A CN105101735A CN 105101735 A CN105101735 A CN 105101735A CN 201410164850 A CN201410164850 A CN 201410164850A CN 105101735 A CN105101735 A CN 105101735A
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- CN
- China
- Prior art keywords
- fixed
- heat abstractor
- fixture
- radiator
- circuit board
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- 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.)
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
A heat radiation device is mounted on a circuit board to disperse heat of electronic components on the circuit board. The heat radiation device comprises a radiator, a buckling device and a fixing device, wherein the fixing device is mounted on the radiator, the buckling device is provided with a fixing column which can penetrate the circuit board, and the fixing device is provided with a buckling portion. The fixing column is provided with a clamping portion, the clamping portion further comprises a sliding guide portion and a buckling part which is bent at one end of the sliding guide portion, and the buckling portion of the fixing device slides into and is stopped in the buckling part via the sliding guide portion to fix the radiator on the circuit board.
Description
Technical field
The present invention relates to a kind of heat abstractor.
Background technology
Along with developing rapidly of electronic industry, as in computer, the arithmetic speed of electronic component increases substantially, its heat produced also increases severely thereupon, how to be distributed by the heat of electronic component, to ensure that its normal operation is the problem that dealer must solve always.As everyone knows, the central processing unit be arranged on mainboard is the core of computer system, and when computer runs, central processing unit produces heat.Too much heat can cause central processing unit normally to run.For effectively distributing the heat that central processing unit produces in running, usually install a radiator thereon additional so that its heat produced distributes.
The heat abstractor used described in current desktop computer, is divided into buckling device and radiator two parts, during assembling radiator, first buckling device is affixed on the mainboard back side, then four of radiator lead screw is aimed at the turnbuckle of buckling device with screwdriver, tightens lock jail.Because instrument used by needs, installation process is cumbersome.When occurring that CPU enters grey loose contact, or when safeguarding clean to radiator, use tool ejector and installation again, make troubles to regular maintenance, and carrying out four lead screw locking in the process in jail, because can not lock four screw rods simultaneously, the screw rod first locked can be that radiator and buckling device produce inclination angle, the screw rod causing part to tilt does not mate with the turnbuckle screw thread of buckling device, not easily radiator and buckling device is locked.
Summary of the invention
In view of above content, be necessary to provide a kind of heat abstractor being convenient to load and unload.
A kind of heat abstractor, in order to be installed on a circuit board the electronic element radiating on it, described heat abstractor comprises a radiator, one buckling device and one is installed on the fixture on described radiator, described buckling device is provided with one can through the fixed leg of described circuit board, described fixture is provided with a clamping part, described fixed leg is provided with a holding division, described holding division comprises a guide sliding part and a buckling parts be bent to form from described guide sliding part one end, the clamping part of described fixture slips into from described guide sliding part and to be locked in described buckling parts thus to be fixed on described circuit board by described radiator.
Preferably, described fixed leg is provided with an installing hole installed for described fixture, and described holding division is formed on the inwall of described installing hole.
Preferably, described holding division extends to the outer surface of described fixed leg from the inwall of described installing hole.
Preferably, described guide sliding part is obliquely installed relative to the axial direction of described fixed leg.
Preferably, an acute angle is roughly formed between described guide sliding part and described buckling parts.
Preferably, described buckling parts is circular arc.
Preferably, described radiator is provided with a pilot hole, described fixture comprises a fixture and an elastic component, and described fixture is installed in described installing hole through described pilot hole, and described elastic component to be sheathed on described fixture and against the upper surface of described radiator.
Preferably, one end of described elastic component is provided with one first fixed part, and the other end is provided with one second fixed part, and described first fixed part is fixed on described fixture, and described second fixed part is fixed on described radiator.
Preferably, described fixture is provided with one handle away from one end of described clamping part, is provided with a fixing hole fixed for described first fixed part near described handle place.
Preferably, described radiator comprises one with the radiating fin group thinking described electronic element radiating and the fixed arm be arranged on around described radiating fin group, described pilot hole is arranged at described fixed arm one end away from described radiating fin group, is close to described pilot hole place and is provided with a location hole fixed for described second fixed part.
Compared to prior art, the assembling of above-mentioned heat abstractor is that the holding division snapped on buckling device by the clamping part in fixture is realized.During installation, described clamping part is inserted described guide sliding part, when described clamping part slides into the junction with described buckling parts along described guide sliding part, rotate described fixture and make described clamping part snap in described buckling parts, described fixture installation.During dismounting, apply the power contrary with when installing on the securing means and make described fixture edge and orbiting motion contrary when installing, described heat abstractor can be dismantled, therefore, load and unload very convenient.
Accompanying drawing explanation
Fig. 1 is the three-dimensional exploded view of a heat abstractor and a circuit board in an embodiment of the present invention.
Fig. 2 is the enlarged drawing of the heat abstractor II part in Fig. 1.
Fig. 3 is the enlarged drawing of the heat abstractor III part in Fig. 1.
Fig. 4 is the stereogram of heat abstractor in Fig. 1 and circuit board.
Fig. 5 is the enlarged drawing of heat abstractor in Fig. 4 and circuit board V part.
Fig. 6 be in Fig. 1 heat abstractor and circuit board assemble after end view.
Main element symbol description
| Heat abstractor | 100 |
| Circuit board | 10 |
| Electronic component | 11 |
| Radiator | 20 |
| Radiating fin group | 21 |
| Fixed arm | 22 |
| Pilot hole | 221 |
| Location hole | 222 |
| Buckling device | 30 |
| Substrate | 31 |
| Fixed leg | 32 |
| Installing hole | 321 |
| Holding division | 322 |
| Guide sliding part | 3221 |
| Buckling parts | 3222 |
| Fixture | 40 |
| Fixture | 41 |
| Handle | 411 |
| Clamping part | 412 |
| Fixing hole | 413 |
| Elastic component | 42 |
| Elastic portion | 421 |
| First fixed part | 422 |
| Second fixed part | 423 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Refer to Fig. 1, in a better embodiment of the present invention, one heat abstractor 100 in order to the electronic component 11(be installed on a circuit board 10 as central processing unit) heat radiation, described heat abstractor 100 comprises radiator 20, buckling device 30 and four fixtures 40 be installed on described radiator 20.
Described circuit board 10 offers some through holes 12 installed for described buckling device 30.Described radiator 20 and described buckling device 30 lay respectively at the both sides of described circuit board 10, and described radiator 20 is fixed on described buckling device 30 by described fixture 40.
Please refer to Fig. 2, described radiator 20 comprises a radiating fin group 21 and is arranged on four fixed arms 22 around described radiating fin group 21.Described fixed arm 22 offers a pilot hole 221 away from one end of described radiating fin group 21, and described fixture 40 can be installed on described buckling device 30 through described pilot hole 221.Described fixed arm 22 is close to described pilot hole 221 place and also offers a location hole 222.
Please refer to Fig. 3, described buckling device 30 comprises a substrate 31 and four fixed legs 32 through the through hole 12 on described circuit board 10 be convexly equipped on described substrate 31.Described fixed leg 32 is offered an installing hole 321 can installed for described fixture 40.Two holding divisions 322 offered by described fixed leg 32 on the hole wall of described installing hole 321, described holding division 322 comprises guide sliding part 3221 and the buckling parts 3222 be bent to form from one end of described guide sliding part 3221, and the other end of described guide sliding part 3221 extends to the free end face of described fixed leg 32 thus forms an opening 3223.Described guide sliding part 3221 is the bar shaped chute that the axial direction of a relatively described fixed leg 32 is obliquely installed, and forms an acute angle between described guide sliding part 3221 and described buckling parts 3222.In one embodiment, described holding division 322 extends to the outer surface of described fixed leg 32, and described buckling parts 3222 is an arc bayonet socket.
Described fixture 40 comprises fixture 41 and an elastic component 42.One end of described fixture 41 is provided with a handle conveniently stirred 411, and the other end is provided with one in order to be fixed on the clamping part 412 of described buckling device 30.Stir handle 411 described in described fixture 41 is close and go out to offer one in order to fix the fixing hole 413 of described elastic component 42.In one embodiment, described clamping part 412 is the cylinder that two symmetries are convexly equipped on described fixture 41.
Described elastic component 42 is sheathed on described fixture 41, and the described upper surface against described fixed arm.Described elastic component 42 comprises an elastic portion 421 and is arranged at one first fixed part 422 and one second fixed part 423 at described elastic portion 421 two ends, described first fixed part 422 is in order to be installed in described fixing hole 413, and described second fixed part 423 is in order to be installed in described location hole 222.
Please refer to Fig. 4 to Fig. 6, when described heat abstractor 100 is installed, described elastic component 42 is sheathed on described fixture 41, and described first fixed part 422 is inserted in described fixing hole 413.Described fixture 40 inserted in described pilot hole 221, and insert in described location hole 222 by described second fixed part 423, described fixture 40 is fixedly installed on described radiator 20.
Insert in described through hole 12 by the fixed leg 32 of described buckling device 30 from the bottom of described circuit board 10, described fixed leg 32 protrudes the upper surface of described circuit board 10, and described holding division 322 is positioned at the top of described circuit board 10.The fixture 40 be installed on described radiator 20 is inserted described pilot hole 221 and presses down described fixture 41, be there is strain by compression in described elastic component 42, described clamping part 412 enters described guide sliding part 3221 from described opening 3323 and slides along described guide sliding part 3221.Because described guide sliding part 3221 is obliquely installed, therefore, in sliding process, described elastic component 42 is twisted thus produces distortion power.When described clamping part 412 slides into described guide sliding part 3221 with described buckling parts 3222 intersection, due to described elastic component 42 distortion power resilience thus impel described clamping part 412 to snap in described buckling parts 3222, described radiator 20 is fixedly installed on described circuit board 10.Described circuit board 10 is between described radiator 20 and described substrate 31, and the bottom of described circuit board 10 is against described substrate 31, and described radiator 20 is close to by the electronic component 11 on described circuit board 10.
When dismantling described heat abstractor 100, rotate described handle 411 to make described clamping part 412 exit described buckling parts 3222 to enter described guide sliding part 3221, because described elastic component 42 is twisted thus produces distortion power, and described elastic component 42 is owing to being produced elastic-restoring force by compressing when mounted, therefore, after discharging described handle 411, described buckling parts 3222 can skid off described holding division 322 along described guide sliding part 3221, and described heat abstractor 100 can take off from described circuit board 10.
Claims (10)
1. a heat abstractor, in order to be installed on a circuit board the electronic element radiating on it, described heat abstractor comprises a radiator, one buckling device and one is installed on the fixture on described radiator, described buckling device is provided with one can through the fixed leg of described circuit board, it is characterized in that: described fixture is provided with a clamping part, described fixed leg is provided with a holding division, described holding division comprises a guide sliding part and a buckling parts be bent to form from described guide sliding part one end, the clamping part of described fixture slips into from described guide sliding part and to be locked in described buckling parts thus to be fixed on described circuit board by described radiator.
2. heat abstractor as claimed in claim 1, is characterized in that: described fixed leg is provided with an installing hole installed for described fixture, and described holding division is formed on the inwall of described installing hole.
3. heat abstractor as claimed in claim 2, is characterized in that: described holding division extends to the outer surface of described fixed leg from the inwall of described installing hole.
4. the heat abstractor as described in claim 1,2 or 3, is characterized in that: described guide sliding part is obliquely installed relative to the axial direction of described fixed leg.
5. heat abstractor as claimed in claim 1, is characterized in that: roughly form an acute angle between described guide sliding part and described buckling parts.
6. heat abstractor as claimed in claim 1, is characterized in that: described buckling parts is circular arc.
7. heat abstractor as claimed in claim 1, it is characterized in that: described radiator is provided with a pilot hole, described fixture comprises a fixture and an elastic component, described fixture is installed in described installing hole through described pilot hole, and described elastic component to be sheathed on described fixture and against the upper surface of described radiator.
8. heat abstractor as claimed in claim 7, it is characterized in that: one end of described elastic component is provided with one first fixed part, the other end is provided with one second fixed part, and described first fixed part is fixed on described fixture, and described second fixed part is fixed on described radiator.
9. heat abstractor as claimed in claim 8, is characterized in that: described fixture is provided with one handle away from one end of described clamping part, is provided with a fixing hole fixed for described first fixed part near described handle place.
10. heat abstractor as claimed in claim 8, it is characterized in that: described radiator comprises one with the radiating fin group thinking described electronic element radiating and the fixed arm be arranged on around described radiating fin group, described pilot hole is arranged at described fixed arm one end away from described radiating fin group, is close to described pilot hole place and is provided with a location hole fixed for described second fixed part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410164850.5A CN105101735A (en) | 2014-04-23 | 2014-04-23 | Heat radiation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410164850.5A CN105101735A (en) | 2014-04-23 | 2014-04-23 | Heat radiation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105101735A true CN105101735A (en) | 2015-11-25 |
Family
ID=54580927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410164850.5A Pending CN105101735A (en) | 2014-04-23 | 2014-04-23 | Heat radiation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105101735A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195405A (en) * | 2017-05-27 | 2017-09-22 | 广东福德电子有限公司 | A kind of thick film plane Power Resistor |
-
2014
- 2014-04-23 CN CN201410164850.5A patent/CN105101735A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195405A (en) * | 2017-05-27 | 2017-09-22 | 广东福德电子有限公司 | A kind of thick film plane Power Resistor |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151125 |
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| WD01 | Invention patent application deemed withdrawn after publication |