CN2583936Y - Radiator for circuit board - Google Patents
Radiator for circuit board Download PDFInfo
- Publication number
- CN2583936Y CN2583936Y CN 02289596 CN02289596U CN2583936Y CN 2583936 Y CN2583936 Y CN 2583936Y CN 02289596 CN02289596 CN 02289596 CN 02289596 U CN02289596 U CN 02289596U CN 2583936 Y CN2583936 Y CN 2583936Y
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- CN
- China
- Prior art keywords
- circuit board
- heat
- heat abstractor
- disposed
- conducting plate
- 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
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Abstract
The utility model relates to a heat radiating device for a circuit board, which comprises a heat conducting plate, at least more than one heat conducting pipe arranged on the heat conducting plate, a first radiator arranged on the heat conducting plate, a cover body arranged on the heat conducting plate, an air volume generator arranged in the cover body, at least more than one press piece pressed on the heat conducting plate and a filter arranged on the cover body. The heat radiating device can be arranged on the circuit board (for example, the circuit board is not limited to an interface card and a host circuit board), and a heat source generated by each component is dropped away, in order to ensure the stable operation of each component.
Description
Technical field
The utility model relates to a kind of heat abstractor of circuit board, refers to especially a kind ofly be disposed on the circuit board (host circuit board or interface card) heat abstractor that the thermal source that the circuit board spare part can be produced leaves.
Background technology
In the computer product field, heat dissipation problem is often perplexing the user, and especially computer overheating often causes deadlock maybe can't move.Therefore, relevant manufacturer racks one's brains invariably to solve the problem of heat radiation.Existing heat abstractor includes fin, fan and heat pipe, wherein fin surface has many metal fins, be generally used for reducing the temperature of computer equipment, modal is a kind of fin of passive type, can produce convection current voluntarily or must not help its heat radiation by unnecessary air-flow, the main purpose of fin is to increase area of dissipation; Above-mentioned fin is to increase area of dissipation, and heat energy still must be got rid of by air-flow on every side, and the effect of fan promptly is the eliminating that promotes heat energy, and the general normal fan that utilizes brushes fin so as to heat energy is taken away; Heat pipe is a kind of advanced heat dissipation technology that is used for electronic equipment, oxygen-free copper pipe and copper mesh by extreme high purity are made, fill an amount of pure water or acetone in it as working fluid, when heating end flashes to gas phase with working fluid, air-flow is through hollow pipeline and to colling end, after the cooling working fluid is condensed into liquid phase, the capillary structure that condensate liquid relends by copper mesh sucks back heating end, so promptly finish a suction/heat release circulation, by the working fluid phase change, with the minimum a large amount of heat energy of temperature difference transmission.Yet above-mentioned heat dissipation technology has but been ignored heat energy has been drained into the casing outside, and the heat energy that often causes discharging is trapped in casing inside, can't reach real heat radiation.
The utility model content
Main purpose of the present utility model is to solve the defective of above-mentioned prior art, avoids defective to exist.Heat abstractor of the present utility model is disposed on the circuit board, can suck unnecessary thermal source that clean cold air produced on circuit board to be disposed to computer housing by the opening part of the rear sheet metal of circuit board outside or inner by the air quantity generator is outside or inner from computer housing, allow the unnecessary thermal source that circuit board produced can not be stranded on computer housing inside or the circuit board, by the ambient temperature when the outside or inner clean cold air that sucks of casing reduces the circuit board operation, to obtain effective radiating effect, guarantee the stable operation of circuit board and increase the service life.
For achieving the above object, the heat abstractor of circuit board of the present utility model includes: a heat-conducting plate, at least more than one is disposed at the heat pipe on the aforementioned heat-conducting plate, one is disposed at first radiator on the aforementioned heat-conducting plate, one is disposed at the cover body on the aforementioned heat-conducting plate, one is disposed at the air quantity generator of aforementioned cover body inside, at least more than one presses the pressure part on aforementioned heat-conducting plate, and one the filter that is disposed on the aforementioned cover body constitute, draw thermal source at heat-conducting plate and reach on the heat pipe, reach on first radiator by heat pipe again, after the air quantity generator sucks air, thermal source can be discharged, reach the purpose of heat radiation.
Brief Description Of Drawings
The existing conjunction with figs. of relevant technology contents of the present utility model and structure is described as follows.
Fig. 1 is a heat abstractor stereoscopic schematic diagram of the present utility model.
Fig. 2 is the decomposing schematic representation of Fig. 1.
Fig. 3 is that Fig. 1 is in A-A position section cross-sectional schematic.
Fig. 4 is the distinguished and admirable to schematic diagram of Fig. 3.
Fig. 5 is the distinguished and admirable to schematic top plan view of Fig. 1.
Fig. 6 is another embodiment schematic diagram of the present utility model.
Embodiment
Referring to Fig. 1,2, be heat abstractor stereoscopic of the present utility model and decomposing schematic representation.As shown in the figure: the heat abstractor of circuit board of the present utility model, include: a heat-conducting plate 1, at least more than one is disposed at the heat pipe 2 on the aforementioned heat-conducting plate 1, one is disposed at first radiator 3 on the aforementioned heat-conducting plate 1, one is disposed at the cover body 4 on the aforementioned heat-conducting plate 1, one is disposed at the air quantity generator 5 of aforementioned cover body 4 inside, at least more than one presses the pressure part 6 on aforementioned heat-conducting plate 1, and one the filter 7 that is disposed on the aforementioned cover body 4 constitute, the aforementioned heat abstractor that discloses configurable in circuit board (as, but be not limited to interface card, host circuit board) on 8, the thermal source that each spare part produced can be left, to guarantee the stable operation of each spare part.
The above-mentioned heat-conducting plate of carrying 1 is that a metal material is made, has a contact site 11 that contacts with circuit board 8 or spare part (not shown) on it, and these contact site 11 1 ends undertake an extension 12, and this extension 12 has a perforation 13; Undertake a supporting part 14 in aforementioned extension 12 again.
This heat pipe 2, at least more than one heat pipe 2 is disposed on the above-mentioned heat-conducting plate 1, this heat pipe 2 is general prior art, state at this few speech, but these heat pipe 2 one ends have the portion of being heated 21 that is disposed at above-mentioned contact site 11, and the other end has the cooling end 22 that passes above-mentioned perforation 13 and be disposed at above-mentioned supporting part 14 another sides, and its inside is filled with the working fluid (not shown), when the thermal source that absorbed by contact site 11 when the portion of being heated 21 of heat pipe 2 influences, the working fluid of portion 21 inside of being heated flashes to gas phase, air-flow flows to cooling end 22 through the hollow pipeline of overheating conduit 2, after the cooling working fluid is condensed into liquid phase, the capillary structure that this cooled working fluid relends by heat pipe 2 inside sucks back heating end 21, thereby finishes once suction/heat release circulation.
This first radiator 3 is made by metal material, and is disposed on the above-mentioned supporting part 14, has a plurality of radiating fins 31 on it.
This cover body 4 is made of a first half 41 and a Lower Half 42, and these Lower Half 42 1 sides have leads the way 421, from then on leads the way 421 to penetrate with Lower Half 42 inside and have a through hole 422, and these through hole 422 peripheries are provided with the fixed part 423 of an affixed air quantity generator 5; In addition, in aforementioned lead the way 421 and Lower Half 42 1 sides between arch upward and one cover on first radiator 3 and form the protuberance 424 of a passage; Again, on Lower Half 42 periphery inwalls and protuberance 424, convex with a plurality of junction surfaces 425 that engage with the first half 41 and supporting part 14, and have a hole 412 that supplies locking part 411 to pass on the aforesaid first half 41, air quantity generator 5 can be locked on the fixed part 423.
This air quantity generator 5 is general radial fan, and the air intake vent 51 on it is corresponding to above-mentioned through hole 422, and air outlet 52 is corresponding to first radiator 3 and raised part 424 formed passages; After air quantity generator 5 was locked in said fixing portion 423,422 of this air quantity generator 5 and aforesaid through holes formed a gap.
This pressure part 6, make by the rubber-like metal material, has a compression part 61 on it, 61 liang of free ends of this compression part respectively are extended with a junction surface 62, when above-mentioned heat-conducting plate 1 was connected on the circuit board 8, the compression part 61 of this pressure part 6 produced rubber-like pressure because of two free ends, heat-conducting plate 1 firmly can be crimped on the circuit board 8, allow heat-conducting plate 1 form effective the contact, so that the thermal source that each spare part produced is conducted on the heat-conducting plate 1 with each spare part on the circuit board 8.
This filter 7, any filter that can be air purifier or have an anion generator constitutes, and is disposed at above-mentioned 421 porch of leading the way, and can filter the air that enters cover body 4 inside; Thus, by above-mentioned to constitute a brand-new heat abstractor.
Referring to Fig. 3, for the utility model shown in Figure 1 in A-A position section cross-sectional schematic.As shown in the figure: in when assembling, the portion of being heated 21 of heat pipe 2 one ends is affixed on the contact site 11 of heat-conducting plate 1, and the cooling end 22 of heat pipe 2 one ends passes the perforation 13 of extension 12 and be affixed on the another side of supporting part 14; Again first radiator 3 is connected on the aforesaid supporting part 14; In addition, air quantity generator 5 is connected to cover body 4 inside after, again cover body 4 is connected on the heat-conducting plate 1, this moment, the protuberance 424 of cover body 4 promptly covered on first radiator 3, and filter 7 promptly is installed on the air intake vent of cover body 4, the air that enters with filtration.
When this heat abstractor was installed on the circuit board 8,6 of this pressure parts pressed on heat-conducting plate 1, and the contact site 11 of heat-conducting plate 1 can be contacted with the spare part of circuit board 8 effectively, so that draw the thermal source that spare part produced.
Referring to Fig. 4,5, for Fig. 3 of the present utility model distinguished and admirable to and Fig. 1 distinguished and admirable to schematic top plan view.As shown in the figure: when this heat abstractor starts, these air quantity generator 5 entrys into service, cover body 4 air outside will along lead the way 421 and through hole 422 enter cover body 4 inside, at air by leading the way 421 when entering, the impurity of being carried secretly in the air can be filtered and enter into cover body 4 inside again after device 7 filters, can avoid long-pending plug foreign material on cover body 4 inside and first radiator 3, the thermal source that the contact site 11 of while heat-conducting plate 1 is drawn promptly conducts in the portion of being heated 21 of heat pipe 2, cause the working fluid of the portion of being heated 21 inside to flash to gas phase, air-flow through the hollow pipeline of overheating conduit 2 to cooling end 22, the thermal source that this moment, cooling end 22 was received conducts on the fin 31 of first radiator 3 by supporting part 14, and after cooling end 22 coolings, working fluid is condensed into liquid phase, this cooled working fluid sucks back the portion of being heated 21 by capillary structure, thereby finishes once suction/heat release circulation.Simultaneously, promptly blow at 5 inhaled airs of air quantity generator on the protuberance 424 formed passages of first radiator 3 and cover body 4, the thermal source that circuit board 8 is produced can be left, the aforesaid action that so goes round and begins again can be guaranteed the spare part stable operation of circuit board 8.
Referring to Fig. 6, be another embodiment schematic diagram of the present utility model.As shown in the figure: the utility model can dispose a pack heat dissipation device again in the another side of circuit board 8, this heat abstractor disposes a plurality of heat pipes 2 ' assistance heat radiations again by second radiator 9 and in second radiator 9, and two heat abstractors can allow circuit board 8 have the effect of bilateral heat radiation whereby.
Further, be heat abstractor of the present utility model if when applying on the interface card, in order to the linkage interface card and be locked in sheet metal 10 (as shown in Figure 1) on the main frame, just must offer an inlet 101 and one outlet 102 on this sheet metal 10, after directly the main frame air outside can being sucked, discharge again in the main frame outside.
Further, be heat abstractor of the present utility model, after can be directly the air of main frame inside being sucked, drain into main frame inside, again by the inner original set fan discharge of main frame if when applying on the computer main frame panel.
Claims (17)
1. the heat abstractor of a circuit board is characterized in that this device is disposed on the circuit board (8), and this device includes:
One is disposed at the heat-conducting plate (1) on the foregoing circuit plate (8), has a contact site (11) on it, and these contact site (11) one ends undertake an extension (12), and this extension (12) have a perforation (13); Undertake a supporting part (14) in aforementioned extension (12) again;
At least more than one heat pipe (2) is disposed on the above-mentioned heat-conducting plate (1), these heat pipe (2) one ends have the portion of being heated (21) that is disposed at above-mentioned contact site (11), and the other end has the cooling end (22) that passes above-mentioned perforation (13) and be disposed at above-mentioned supporting part (14) another side;
One is disposed at first radiator (3) on the above-mentioned supporting part (14);
One is disposed at the cover body (4) on above-mentioned heat-conducting plate (1) and first radiator (3); And,
One is disposed at the inner air quantity generator (5) of above-mentioned cover body (4).
2. the heat abstractor of circuit board according to claim 1 is characterized in that, this heat-conducting plate (1) is that a metal material is made.
3. the heat abstractor of circuit board according to claim 1 is characterized in that, this first radiator (3) is made by metal material, has a plurality of fins (31) on it.
4. the heat abstractor of circuit board according to claim 1 is characterized in that, this cover body (4) is made of a first half (41) and a Lower Half (42).
5. the heat abstractor of circuit board according to claim 4, it is characterized in that, these Lower Half (42) one sides have lead the way (421), from then on lead the way (421) penetrate with Lower Half (42) inside and have a through hole (422), this through hole (422) periphery is provided with the fixed part (423) of an affixed air quantity generator (5), in between aforementioned leading the way (421) and Lower Half (42) one sides, arch upward in addition and one cover on first radiator (3), with the protuberance (424) that forms a passage, on Lower Half (42) periphery inwall and protuberance (424), convex with a plurality of junction surfaces (425) that engage with the first half (41) and supporting part (14) again.
6. the heat abstractor of circuit board according to claim 4 is characterized in that, has a hole (412) that supplies locking part (411) to pass on this first half (41).
7. the heat abstractor of circuit board according to claim 1, it is characterized in that, this air quantity generator (5) is general radial fan, and the air intake vent on it (51) is corresponding to through hole (422), and air outlet (52) is corresponding to first radiator (3) and the formed passage of protuberance (424).
8. according to the heat abstractor of claim 1 or 7 described circuit boards, it is characterized in that, form a gap between the through hole (422) of this air quantity generator (5) and cover body (4).
9. the heat abstractor of circuit board according to claim 1 is characterized in that, also has a pressure part (6) and is crimped on the heat-conducting plate (1).
10. the heat abstractor of circuit board according to claim 9 is characterized in that, this pressure part (6) is that a metal material is made.
11. the heat abstractor according to claim 9 or 10 described circuit boards is characterized in that, has a compression part (61) on this pressure part (6), these pressing part (61) two free ends respectively are extended with a junction surface (62).
12. the heat abstractor of circuit board according to claim 1 is characterized in that, also has a filter (7) and is disposed on the cover body (4).
13. the heat abstractor of circuit board according to claim 1 is characterized in that, this filter (7) can be air purifier or has any filter of anion generator.
14. the heat abstractor of circuit board according to claim 1 is characterized in that, this circuit board (8) can be any of host circuit board or interface card.
15. the heat abstractor according to claim 1 or 14 described circuit boards is characterized in that, this circuit board (8) can dispose a pack heat dissipation device in addition again.
16. the heat abstractor according to claim 1 or 14 described circuit boards is characterized in that, this heat abstractor is made of one second radiator (9) and at least more than one heat pipe (2 ').
17. the heat abstractor of circuit board according to claim 1, it is characterized in that, this heat abstractor is if apply to circuit board (8) when the interface card, in order to the linkage interface card and be locked in sheet metal (10) on the main frame and go up and just must offer an inlet (101) and and export (102), after directly the main frame air outside can being sucked, discharge again in the main frame outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02289596 CN2583936Y (en) | 2002-11-21 | 2002-11-21 | Radiator for circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02289596 CN2583936Y (en) | 2002-11-21 | 2002-11-21 | Radiator for circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2583936Y true CN2583936Y (en) | 2003-10-29 |
Family
ID=33749095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02289596 Expired - Fee Related CN2583936Y (en) | 2002-11-21 | 2002-11-21 | Radiator for circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2583936Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1300633C (en) * | 2004-02-17 | 2007-02-14 | 友达光电股份有限公司 | Backlight module and heat sink structure |
| US7362568B2 (en) | 2004-05-10 | 2008-04-22 | Asustek Computer Inc. | Heat spreader with filtering function and electrical apparatus |
| CN100446648C (en) * | 2004-06-15 | 2008-12-24 | 华硕电脑股份有限公司 | Radiator with dust filtering funtion and electronic apparatus |
| CN101621915B (en) * | 2008-07-04 | 2011-07-27 | 鸿富锦精密工业（深圳）有限公司 | Heat dissipating device and bracket thereof |
| CN105590901A (en) * | 2006-03-23 | 2016-05-18 | 陶瓷技术有限责任公司 | Carrier body for components or circuits |
-
2002
- 2002-11-21 CN CN 02289596 patent/CN2583936Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1300633C (en) * | 2004-02-17 | 2007-02-14 | 友达光电股份有限公司 | Backlight module and heat sink structure |
| US7362568B2 (en) | 2004-05-10 | 2008-04-22 | Asustek Computer Inc. | Heat spreader with filtering function and electrical apparatus |
| CN100446648C (en) * | 2004-06-15 | 2008-12-24 | 华硕电脑股份有限公司 | Radiator with dust filtering funtion and electronic apparatus |
| CN105590901A (en) * | 2006-03-23 | 2016-05-18 | 陶瓷技术有限责任公司 | Carrier body for components or circuits |
| CN101621915B (en) * | 2008-07-04 | 2011-07-27 | 鸿富锦精密工业（深圳）有限公司 | Heat dissipating device and bracket thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CAYMAN SHANGHUANMAO(BRITISH CAYMAN ISLANDS) HOLDI Free format text: FORMER OWNER: TECHNICAL COMPUTER CO., LTD Effective date: 20060804 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20060804 Address after: The Cayman Islands, British West Indies Patentee after: British Cayman Islands Business Circle Mao Cmi Holdings Ltd Address before: Taipei city of Taiwan Province Patentee before: Shengji Computer Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20031029 Termination date: 20091221 |