CN101378641B

CN101378641B - Radiating device

Info

Publication number: CN101378641B
Application number: CN2007100767437A
Authority: CN
Inventors: 李皓; 李涛; 张军
Original assignee: Hong Jun Precision Industry Co ltd; Fuzhun Precision Industry Shenzhen Co Ltd
Current assignee: Hong Jun Precision Industry Co ltd; Fuzhun Precision Industry Shenzhen Co Ltd
Priority date: 2007-08-31
Filing date: 2007-08-31
Publication date: 2011-11-09
Anticipated expiration: 2027-08-31
Also published as: CN101378641A

Abstract

The invention provides a heat dissipation device, comprising a radiator with the bottom contacted with an electronic device, and a wind guiding plate which is arranged on the radiator; the wind guiding plate comprises a side plate which is combined with a soleplate which is combined with the top of the radiator and a side plate which extends through the soleplate obliquely; the side plate is used for guiding the airflow obliquely to the other electronic device which is arranged above the electronic device. Compared with the prior art, the radiator of the heat dissipation device can dissipate the heat of the same electronic device; the wind guiding plate guides the airflow to the other electronic device and dissipates the heat of the airflow; therefore, the heat dissipation device can cool a plurality of electronic devices simultaneously, leads the heat of the electronic devices to be dissipated in time, thus ensuring the normal running of the electronic devices.

Description

Heat abstractor

Technical field

The present invention relates to a kind of heat abstractor, be meant a kind of heat abstractor especially the electronic installation heat radiation.

Background technology

Continuous development along with electronic technology, the higher electronic installation of electronic component integrated levels such as video card can produce a large amount of heats when operation, if these heats can not be left effectively, will directly cause temperature sharply to rise, and badly influence the work efficiency of electronic installation.For this reason, heat abstractor being installed usually on electronic installation dispels the heat.

The China's Mainland patent has disclosed a kind of heat abstractor No. 200620041362.6, and it comprises that one is installed on the heating radiator on the video card and is installed near the fan of this heating radiator.In order to promote the utilization factor of fan airstream, also on heating radiator, install a wind scooper additional, so that the air-flow concentrated area that fan was produced is guided to heating radiator, make the rapid and extraneous heat exchange of heating radiator, and then make video card can obtain higher radiating efficiency.But, also there is other thermal source near the video card, such as the hard disk that is installed on the video card top, the air-flow that this wind scooper guided only can dispel the heat to video card, and can't blow to hard disk, makes its heat can not get distributing in time, thereby influences work efficiency.

Summary of the invention

In view of this, be necessary to provide a heat abstractor that can dispel the heat to a plurality of electronic installations simultaneously.

A kind of heat abstractor, it heating radiator and one that comprises that a bottom contacts with an electronic installation is installed on the wind deflector on the heating radiator, described wind deflector comprises that one is bonded to the base plate at heating radiator top and the side plate that is tilted to extend by this base plate, described side plate is used for air-flow is guided to another electronic installation that is positioned at described electronic installation top obliquely, described heating radiator comprise one with described electronic installation substrate contacted and some fins that extends upward from pedestal, the top of each fin bends out at least one flanging, and at least one flanging of these fins interconnects forms a joint portion.

Compared with prior art, the heating radiator of heat abstractor of the present invention can dispel the heat to an electronic installation, wind deflector then guides to another electronic installation with air-flow and it is dispelled the heat, so this heat abstractor can cool off a plurality of electronic installations simultaneously, the heat of these electronic installations is in time distributed, thereby guarantee its normal operation.

With reference to the accompanying drawings, the invention will be further described in conjunction with specific embodiments.

Description of drawings

Fig. 1 is the three-dimensional assembly diagram of heat abstractor of the present invention.

Fig. 2 is the exploded view of Fig. 1.

Fig. 3 is that the air-flow of heat abstractor moves towards figure among Fig. 1, and this moment, one fan and a hard disk were positioned near the heat abstractor.

Embodiment

Shown in Fig. 1 and 3, heat abstractor of the present invention is used for simultaneously a plurality of electronic installations being dispelled the heat, and it comprises that a heating radiator 10 and that contacts with a video card (figure does not show) is installed on the wind deflector 20 on the heating radiator 10.One fan 40 is installed near the position on heating radiator 10 right sides and its air outlet towards heating radiator 10.One hard disk 30 be installed on video card top and with described heating radiator 10 from a distance.

See also Fig. 2, described heating radiator 10 is used for fixing to described video card, and it comprises a pedestal 12, some from the fin 14 of the space that pedestal 12 extends upward and two heat pipes 16 that run through these fins 14 and be bonded to pedestal 12.Described pedestal 12 is made by heat conductance good metal material, and its lower surface protrudes the endothermic section 122 of a rectangle vertically downward, is used for contacting with video card and the heat that it produced being conducted to pedestal 12 equably; Two parallel grooves 124 are offered at the middle part of its upper surface, and wherein the equal semicircular in shape of the xsect of each groove 124 is used to embed heat pipe 16.Four screws 50 pass four jiaos of described pedestal 12 places respectively and screw lock in video card, so that heating radiator 10 is fixed on the video card.Because these screws 50 have occupied the different spaces on the pedestal 12, for avoiding fin 14 and screw 50 to interfere, so it is also different to be in the structure of fin 14 of pedestal 12 diverse locations: the fin 14 that is located in pedestal 12 front portions is first fin 140, it is between the screw 50 in two the place aheads, and each first fin 140 all has a leg-of-mutton structure; The fin 14 that is located in pedestal 12 middle parts is second fin 142, and it is between the screw 50 at the screw 50 in two the place aheads and two rears, and wherein each second fin 142 is all rectangular, and its area is greater than the area of described each first fin 140; The fin 14 that is located in pedestal 12 postmedians is the 3rd fin 144, it is folded between the screw 50 at two rears, wherein each the 3rd fin 144 is also all rectangular, and its area is greater than the area of described each first fin 140 and less than the area of aforementioned each second fin 142; The fin 14 that is located in pedestal 12 rear portions is the 4th fin 146, and it is positioned at after the two-screw 50 at rear, and wherein each the 4th fin 146 is also all rectangular, and the area of its area and described each second fin 142 about equally.The lower limb level of each fin 14 bends out a lower hem 141, and wherein each lower hem 141 all is connected with adjacent lower hem 141 and forms an even curface, and then is soldered to pedestal 12 upper surfaces and fin 14 is fixed on the pedestal 12; The coboundary level of each fin 14 bends out two upper hems 143, and wherein each upper hem 143 is interlocked with corresponding upper hem 143, thereby forms two smooth joint portions 18 jointly, for wind deflector 20 combinations.Each second, third, and the bottom of the 4th fin 142,144,146 offer two semicircular breach (figure is mark), wherein each breach all aligns with corresponding breach and is corresponding with each groove 124, thus, these breach and two grooves, 124 one common peripheral set out two columnar passages, and the appropriate section of heating tube 16 wears; Each second, third, and the top of the 4th fin 142,144,146 offer two through holes (figure is mark) that lay respectively at the both sides of two upper hems 143, distance between this two through hole is greater than the distance between two breach, wherein each through hole all aligns with the through hole of a corresponding side, thus, the through hole of each side is formed another passage jointly, and the appropriate section of heating tube 16 wears.Described each heat pipe 16 all is " U " shape, and it has straight condensation segment (figure is mark), an and adiabatic section (figure is mark) that connects the arc of evaporator section and condensation segment that a straight evaporator section (figure is mark), is parallel to evaporator section.Be bonded to pedestal 12 these two heat pipes, 16 relative tilts, its two evaporator section penetrates two passages that are positioned at heating radiator 10 bottoms respectively, its two condensation segment penetrates two another passages that are positioned at heating radiator 10 tops respectively, and its two adiabatic section then is positioned at second fin, 142 the place aheads and inserts and puts first fin 140 jointly.

Described wind deflector 20 is fixed to heating radiator 10 tops, and it base plate 22 and one that comprises a rectangle is from the upwardly extending rectangular side panels 24 of base plate 22 lopsidedness, and wherein the interior angle of this side plate 24 and 22 formation of this base plate is an acute angle.Described base plate 22 is fixed to two joint portions 18 along the bearing of trend of heating radiator 10 each joint portion 18, thereby wind deflector 20 is installed on the heating radiator 10.One lamellar body 240 extends straight up from the middle part of side plate 24 1 ends, with user-friendly this wind deflector 20.

See also Fig. 3, when using this heat abstractor, because the rotation of fan 40 wheel hubs (figure does not show), near the air it is produced air-flow by disturbance.The air-flow of bottom directly passes the gap of 14 of heating radiator 10 fins and takes away heating radiator 10 from the heat that video card absorbed, and then video card is dispelled the heat; The air-flow on top is then drawn by wind deflector 20, and its Width along the side plate 24 of wind deflector 20 is tilted to the hard disk 30 of flowing through, and then hard disk 30 is dispelled the heat.Thus, heat abstractor of the present invention can cool off a plurality of electronic installations simultaneously, and the heat of these electronic installations is in time distributed, thereby guarantees its normal operation.

Claims

1. heat abstractor, it heating radiator and one that comprises that a bottom contacts with an electronic installation is installed on the wind deflector on the heating radiator, it is characterized in that: described wind deflector comprises that one is bonded to the base plate at heating radiator top and the side plate that is tilted to extend by this base plate, described side plate is used for air-flow is guided to another electronic installation that is positioned at described electronic installation top obliquely, described heating radiator comprise one with described electronic installation substrate contacted and some fins that extends upward from pedestal, the top of each fin bends out at least one flanging, and at least one flanging of these fins interconnects forms a joint portion.

2. heat abstractor as claimed in claim 1 is characterized in that: the formed interior angle of the base plate of described wind deflector and side plate is an acute angle.

3. heat abstractor as claimed in claim 1 is characterized in that: the base plate of described wind deflector is bonded on the joint portion of described fin along the bearing of trend of described joint portion.

4. as each described heat abstractor of claim 1 to 3, it is characterized in that: described fin comprises some first fins that are located in the front portion of described radiator base, and each first fin is all triangular in shape.

5. heat abstractor as claimed in claim 4 is characterized in that: described fin also comprises some second fins that are located in described radiator bases middle part, and all rectangular and its area of each second fin is greater than the area of each first fin.

6. heat abstractor as claimed in claim 5, it is characterized in that: described fin also comprises some the 3rd fins that are located in described radiator base postmedians, and all rectangular and its area of each the 3rd fin is greater than the area of each first fin and less than the area of each second fin.

7. heat abstractor as claimed in claim 6 is characterized in that: described fin also comprises some the 4th fins that are located in described radiator base rear portions, and all rectangular and its area of each the 4th fin equates with the area of each second fin.

8. heat abstractor as claimed in claim 7 is characterized in that: described heating radiator comprises that also two penetrate the heat pipe of described fin, is fixed on the described pedestal described two heat pipe relative tilts.

9. heat abstractor as claimed in claim 8, it is characterized in that: each heat pipe comprises a condensation segment, an evaporator section, reaches the adiabatic section of a connection condensation segment and evaporator section, described each condensation segment pass second fin, the 3rd fin, and top, each evaporator section of the 4th fin be folded in second fin, the 3rd fin, and the bottom and pedestal of the 4th fin between, two adiabatic sections then are positioned at the place ahead of second fin and insert and put described first fin jointly.