CN204155198U - Low-noise heat radiation air-duct apparatus - Google Patents
Low-noise heat radiation air-duct apparatus Download PDFInfo
- Publication number
- CN204155198U CN204155198U CN201420484563.8U CN201420484563U CN204155198U CN 204155198 U CN204155198 U CN 204155198U CN 201420484563 U CN201420484563 U CN 201420484563U CN 204155198 U CN204155198 U CN 204155198U
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- air
- radiating fin
- cover plate
- heat radiation
- duct
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- 230000005855 radiation Effects 0.000 title claims abstract description 24
- 230000000712 assembly Effects 0.000 claims abstract description 7
- 238000000429 assembly Methods 0.000 claims abstract description 7
- 239000000758 substrate Substances 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
A kind of low-noise heat radiation air-duct apparatus, it comprises a window frame structure, two fan assemblies, a upper duct structure, once air channel structure.Described upper duct structure and described lower air duct structure are connected with the upper and lower end face screw of described window frame structure respectively.Described window frame structure comprises a rear panel.Two described fan assemblies are connected with described rear panel screw.Its advantage is: 1., design the unequal radiating fin block of polylith length, have asymmetry, improve the rigidity of structure of radiating fin, makes it to be not easy to produce mesomerism, to reduce noise.2., due to upper cover plate, lower cover plate being provided with multiple air vent, thus reduce its back pressure, and then reduce noise.3., air channel back pressure reduces, fans load is caused to reduce, improve intake, a part of cold wind enters upper duct structure and lower air duct structure respectively from air vent simultaneously, accelerate the heat interchange of hot blast and cold wind in the equipment of air channel, air channel equipment is made to have higher radiating efficiency, and without the need to changing the physical dimension of air channel equipment.
Description
Technical field
The utility model relates to a kind of heat dissipation wind channel structure, particularly a kind of low-noise heat radiation air-duct apparatus.
Background technology
At present, how the electronic equipment such as ruggedized computer, server, design independently heat dissipation wind channel in device external.Traditional heat dissipation wind channel generally comprises upper cover plate, radiating fin and upper substrate; Radiating fin is welded between upper cover plate and upper substrate.Due to the restriction of contour size of the unit(s), its air inlet is narrower, and then makes equipment air channel back pressure large, thus produces larger noise; In addition, in prior art, the radiating fin size of this structure is identical, symmetrical is welded in heat dissipation wind channel device, and heat radiation fin structure rigidity step-down, easily produces noise because of structural vibration.
Utility model content
In view of this, be necessary to provide that a kind of air channel back pressure is little, the rigidity of structure is high, thus reduce the low-noise heat radiation air-duct apparatus of noise.
A kind of low-noise heat radiation air-duct apparatus, it comprises: a window frame structure, two fan assemblies, a upper duct structure, once air channel structure.Described upper duct structure and described lower air duct structure are connected with the upper and lower end face screw of described window frame structure respectively.Described window frame structure comprises a rear panel.Two described fan assemblies are connected with described rear panel screw.The upper radiating fin group that described upper duct structure comprises a upper cover plate and a upper substrate and welds between described upper cover plate with described upper substrate.Described lower air duct structure comprises cover plate and an infrabasal plate and described lower cover plate and the lower radiating fin group of welding between described infrabasal plate.Described upper radiating fin group and described lower radiating fin group include polylith radiating fin block.Described in every block, the length of radiating fin block is all not identical.Described upper cover plate and described lower cover plate are provided with multiple air vent.
The advantage of a kind of low-noise heat radiation air-duct apparatus of the utility model is:
1., design the unequal radiating fin block of polylith length, there is asymmetry, improve the rigidity of structure of radiating fin, make it to be not easy to produce mesomerism, to reduce noise.
2., due to upper cover plate, lower cover plate being provided with multiple air vent, thus reduce the back pressure of upper duct structure, lower air duct structure, and then reduce noise.
3., air channel back pressure reduces, fans load is caused to reduce, improve intake, a part of cold wind enters upper duct structure and lower air duct structure respectively from air vent simultaneously, accelerate the heat interchange of hot blast and cold wind in the equipment of air channel, air channel equipment is made to have higher radiating efficiency, and without the need to changing the physical dimension of air channel equipment.
Accompanying drawing explanation
Fig. 1 is the three-dimensional plot of low-noise heat radiation air-duct apparatus.
Fig. 2 is the longitudinal sectional view of low-noise heat radiation air-duct apparatus.
Fig. 3 is the vertical view of low-noise heat radiation air-duct apparatus.
Fig. 4 is traditional heat dissipation wind channel structure schematic diagram.
Embodiment
According to Fig. 1-3: a kind of low-noise heat radiation air-duct apparatus, it comprises a window frame structure 1, two fan assembly 2, upper duct structures 3, once air channel structure 4.Described upper duct structure 3 and described lower air duct structure 4 are connected with the upper and lower end face screw of described window frame structure 1 respectively.Described window frame structure 1 comprises a rear panel 11.Two described fan assemblies 2 are connected with described rear panel 11 screw.
Described window frame structure 1 also comprises two front support beams, 12, two rear support beam 13, front panel 14, left plate 15, right plates 16.Two described front support beams 12 are welded on described left plate 15 and described right plate 16 one end towards the same side respectively.Two described rear support beams 13 are welded on described left plate 15 and right plate 16 one end towards opposite side respectively.Described front support beam 12 is connected with described front panel 11 screw, and described front support beam 12 and described front panel 14 form multiple air intake passage 9 jointly.Described rear support beam 13 is connected with described rear panel 11 screw; And described rear support beam 13 forms multiple air-out passage 10 jointly with described rear panel 11.The opposite side of described rear panel 11 is connected with described fan assembly 2 screw.
The upper radiating fin group 33 that described upper duct structure 3 comprises a upper cover plate 31 and a upper substrate 32 and welds between described upper cover plate 31 with described upper substrate 32.The lower radiating fin group 43 that described lower air duct structure 4 comprises cover plate 41 and an infrabasal plate 42 and welds between described lower cover plate 41 with described infrabasal plate 42.Described upper cover plate 31 and described lower cover plate 41 are provided with multiple air vent 5.Described upper radiating fin group 33 includes polylith radiating fin block 6 with described lower radiating fin group 43.Described radiating fin block 6 comprises the radiating fin 6a that multi-disc arranges along the length direction perpendicular to described radiating fin block 6.Described air vent 5 is arranged between the adjacent described radiating fin 6a of two panels.Between two adjacent described air vents 5, there is described radiating fin 6a at interval.Described in every block, the length of radiating fin block 6 is all not identical, has asymmetry, improves the rigidity of structure.
Described air vent 5 comprises first row air vent 5a, second row air vent 5b, the 3rd row's air vent 5c, the 4th row's air vent 5d, the 5th row's air vent 5e.Described first row air vent 5a, described second row air vent 5b, described 3rd row's air vent 5c, the described 4th arrange parallel to each other between air vent 5d, described 5th row's air vent 5e and spacing often between row is equal, and its spacing is greater than 15mm.2 described radiating fin 6a are separated with between being connected in described first row air vent 5a between hole.3 described radiating fin 6a are separated with between being connected in described second row air vent 5b between hole.4 described radiating fin 6a are separated with between being connected between hole in described 3rd row's air vent 5c.5 described radiating fin 6a are separated with between being connected between hole in described 4th row's air vent 6d.6 described radiating fin 6a are separated with between being connected between hole in described 5th row's air vent 6e.Described air vent 5 equal overall distribution on described upper cover plate 31, described lower cover plate 41 is triangular in shape or trapezoidal.
Described front panel 14 is provided with multiple air inlet 14a, described rear panel 11 is provided with multiple air outlet 11a.Described air outlet 11a one end is communicated with described fan assembly 2, and the described air outlet 11a other end is connected with described air-out passage 10.
Described upper cover plate 31 is identical with described lower cover plate 41.Described air vent 5 area be distributed on described upper cover plate 31 is the 1/3-1/2 of described upper cover plate 31 area, can reduce the back pressure in equipment air channel.Described first row air vent 5a is 20-30mm apart from the distance of described air inlet 2a, is convenient to entering of described air inlet 2a place's cold wind.Described air vent 5 described radiating fin 6a common midpoint adjacent with two panels, is beneficial to heat loss balance between adjacent described radiating fin 6a, then makes heat radiation in the equipment of air channel balanced.Described air vent 5 diameter is less than the adjacent described radiating fin 6a horizontal spacing of two panels, and is greater than 1/2 of the adjacent described radiating fin 6a horizontal spacing of two panels, is convenient to a part of cold wind and enters from described air vent 5, thus accelerates the heat interchange in the equipment of air channel.Described air vent 5 diameter is 2-3mm.
The effect of described front support beam 12, described rear support beam 13 be prevent described upper duct structure 3, described lower air duct structure 4 produces horizontal shift, then supports described upper duct structure 3 and described lower air duct structure 4.
The contact position of described front support beam 12, described rear support beam 13 and described rear panel 15; The contact position of described front support beam 12, described rear support beam 13 and described front panel 14; Described left plate 15, described right plate 16 and the contact position of described upper duct structure 3, described lower air duct structure 4, be provided with shielding strip 8, and that avoids in assemblage gap is ventilative.
In the course of the work: described fan assembly 2 is according to the exhausting of direction shown in arrow in Fig. 1.Due to described upper cover plate 31 and described lower cover plate 41 being provided with described air vent 5, now the circular hole at described air vent 5 place, increases the incoming air area in air channel, then reduces described upper duct structure 3 and the back pressure of described lower air duct structure 4, then reduces noise.Again due to the asymmetry of described radiating fin block 6, make the described radiating fin 6a rigidity of structure high, reduce structural vibration thus reduce noise.In addition, cold air and described upper duct structure 4, described lower air duct structure 4 carry out heat interchange.Then by the mechanical effect of described fan assembly 2, make the hot-air after heat interchange along described air-out passage 7, discharge through described air outlet 11a, reach heat radiation object.
The group number of described radiating fin group 33 is not limited system herein, determine according to actual conditions, and the block number of the block number of described radiating fin block 6 in described upper radiating fin group 33 and radiating fin block 6 described in described lower radiating fin group 43 can identical also can not be identical.The thickness of described radiating fin 6a and different and different highly according to reinforcement electronic equipment in reality, be prior art, therefore do not describe.
Described air vent 5 comprises herein first row air vent 5a, second row air vent 5b, the 3rd arrange air vent 5c, the 4th row's air vent 5d, the 5th row's air vent 5e.Owing to being convenient to describe, only list the first five row herein, so its row is not fixing row herein, but determine according to product actual conditions.
The number of described fan assembly 2 is the number in embodiment herein, and the number of fan assembly 2 described in reality is determined according to equipment concrete condition.
Be convenient to the position relationship that described air vent 5 and described radiating fin 6a are described herein, therefore the described radiating fin 6a of welding on described upper cover plate 31 is expressed as described radiating fin 6a with the dotted line in Fig. 3.
The advantage of a kind of low-noise heat radiation air-duct apparatus of the utility model is:
1., design the unequal radiating fin block of polylith length, there is asymmetry, improve the rigidity of structure of radiating fin, make it to be not easy to produce mesomerism, to reduce noise.
2., due to upper cover plate, lower cover plate being provided with multiple air vent, thus reduce the back pressure of upper duct structure, lower air duct structure, and then reduce noise.
3., air channel back pressure reduces, fans load is caused to reduce, improve intake, a part of cold wind enters upper duct structure and lower air duct structure respectively from air vent simultaneously, accelerate the heat interchange of hot blast and cold wind in the equipment of air channel, air channel equipment is made to have higher radiating efficiency, and without the need to changing the physical dimension of air channel equipment.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a low-noise heat radiation air-duct apparatus, it comprises: a window frame structure, two fan assemblies, a upper duct structure, once air channel structure; Described upper duct structure and described lower air duct structure are connected with the upper and lower end face screw of described window frame structure respectively; Described window frame structure comprises a rear panel; Two described fan assemblies are connected with described rear panel screw; The upper radiating fin group that described upper duct structure comprises a upper cover plate and a upper substrate and welds between described upper cover plate with described upper substrate; Described lower air duct structure comprises cover plate and an infrabasal plate and described lower cover plate and the lower radiating fin group of welding between described infrabasal plate; Described upper radiating fin group and described lower radiating fin group include polylith radiating fin block; Described in every block, the length of radiating fin block is all not identical; Described upper cover plate and described lower cover plate are provided with multiple air vent.
2. low-noise heat radiation air-duct apparatus according to claim 1, is characterized in that: described window frame structure also comprises two front support beams, two rear support beams, a front panel, a left plate, right plates; Two described front support beams are welded on described left plate and described right plate one end towards the same side respectively; Two described rear support beams are welded on described left plate and right plate one end towards opposite side respectively; Described front support beam is connected with described front panel screw, and described front support beam and described front panel form multiple air intake passage jointly; Described rear support beam is connected with described rear panel screw; And described rear support beam and described rear panel form multiple air-out passage jointly; The opposite side of described rear panel is connected with described fan assembly screw.
3. low-noise heat radiation air-duct apparatus according to claim 1, is characterized in that: described air vent is arranged between the adjacent described radiating fin of two panels; Between two adjacent described air vents, there is described radiating fin at interval.
4. the low-noise heat radiation air-duct apparatus according to claim 1 or 3, is characterized in that: described air vent described radiating fin common midpoint adjacent with two panels.
5. the low-noise heat radiation air-duct apparatus according to claim 1 or 3, is characterized in that: described air vent diameter is less than the adjacent described radiating fin horizontal spacing of two panels, and is greater than 1/2 of the adjacent described radiating fin horizontal spacing of two panels.
6. low-noise heat radiation air-duct apparatus according to claim 1, is characterized in that: described radiating fin block comprises the radiating fin that multi-disc arranges along the length direction perpendicular to described radiating fin block.
7. low-noise heat radiation air-duct apparatus according to claim 1, is characterized in that: often arrange described air vent parallel to each other and often row between spacing equal, its spacing is greater than 15mm.
8. low-noise heat radiation air-duct apparatus according to claim 1, is characterized in that: the described air vent area be distributed on described upper cover plate is the 1/3-1/2 of described upper cover plate area.
9. low-noise heat radiation air-duct apparatus according to claim 1, is characterized in that: described first row air vent is 20-30mm apart from the distance of described air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420484563.8U CN204155198U (en) | 2014-08-27 | 2014-08-27 | Low-noise heat radiation air-duct apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420484563.8U CN204155198U (en) | 2014-08-27 | 2014-08-27 | Low-noise heat radiation air-duct apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204155198U true CN204155198U (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420484563.8U Expired - Lifetime CN204155198U (en) | 2014-08-27 | 2014-08-27 | Low-noise heat radiation air-duct apparatus |
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| Country | Link |
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| CN (1) | CN204155198U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106455445A (en) * | 2016-10-28 | 2017-02-22 | 苏州艾克威尔科技有限公司 | Heat radiation structure for soft starter |
| CN111405826A (en) * | 2020-04-01 | 2020-07-10 | 中国电子科技集团公司第五十四研究所 | Air cooling CPCI time system case air duct structure |
| CN111465305A (en) * | 2020-04-01 | 2020-07-28 | 中国电子科技集团公司第五十四研究所 | Electromagnetic shielding CPCI time system case |
-
2014
- 2014-08-27 CN CN201420484563.8U patent/CN204155198U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106455445A (en) * | 2016-10-28 | 2017-02-22 | 苏州艾克威尔科技有限公司 | Heat radiation structure for soft starter |
| CN111405826A (en) * | 2020-04-01 | 2020-07-10 | 中国电子科技集团公司第五十四研究所 | Air cooling CPCI time system case air duct structure |
| CN111465305A (en) * | 2020-04-01 | 2020-07-28 | 中国电子科技集团公司第五十四研究所 | Electromagnetic shielding CPCI time system case |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |