CN106550587A - A kind of air flows through the radiator structure inside sealed machine box - Google Patents
A kind of air flows through the radiator structure inside sealed machine box Download PDFInfo
- Publication number
- CN106550587A CN106550587A CN201610963299.XA CN201610963299A CN106550587A CN 106550587 A CN106550587 A CN 106550587A CN 201610963299 A CN201610963299 A CN 201610963299A CN 106550587 A CN106550587 A CN 106550587A
- Authority
- CN
- China
- Prior art keywords
- air channel
- circuit function
- interior air
- function plate
- circuit
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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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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
A kind of air flows through the radiator structure inside sealed machine box, is made up of case box (1), circuit substrate (2), circuit function plate (3), interior air channel (4), front shroud (5), back shroud (6), bottom plate (7), blower fan (8)；Air channel (4) in installing on case box (1), circuit substrate (2) is installed in air channel in interior air channel (4) and case box (1), circuit function plate (3) space fully seals, circuit function plate (3) is by its cold drawing (10), wedge lock mechanism (11) is fastened between case box (1) slot and interior air channel (4) wall, the heat transfer that heater members are produced on the functional cards (9) of circuit function plate (3) is on the cold drawing (10) of circuit function plate (3), it is then passed on interior air channel (4) wall；Air outside cabinet is blasted air channel by blower fan (8), in the way of forced-convection heat transfer is taken away the heat on interior air channel (4) wall, is discharged outside cabinet.
Description
Technical field
The present invention relates to sealed machine box thermal design radiator structure, more particularly to a kind of air is flow through inside sealed machine box
Radiator structure.
Background technology
As electronic technology constantly develops, electronic devices and components dense degree more and more higher in cabinet, the power density of cabinet
It is increasing.As cabinet typically has environmental suitability and EMC Requirements, cabinet typically requires hermetically sealed.Particularly with collection
Into the cabinet of polylith single board computer, by traditional heat-dissipating structure, on circuit board, heater members transfer heat to electricity by conduction
Road plate cold drawing, is then delivered to cabinet side board from cold drawing, in the mode taken away heat using cross-ventilation heat exchange, it is difficult to meet
The cooling requirements of cabinet.And other for example cold grade radiating modes of liquid are adopted, casing structure is complicated, and process specifications are high, typically
Cost is higher.
The content of the invention
The present invention can not meet the situation of case radiation requirement for traditional heat-dissipating structure, it is proposed that a kind of air flows through entirely
Radiator structure inside sealed cabinet, solves the heat dissipation problem of integrated polylith high-power circuit trigger case.
The present invention radiator structure, by case box 1, circuit substrate 2, circuit function plate 3, interior air channel 4, front shroud 5,
Back shroud 6, bottom plate 7, blower fan 8 are constituted.Case box 1 is the agent structure of cabinet, acts the work for installing other each several parts of cabinet
With；Circuit substrate 2 installs 1 interior position rearward of case box；Circuit function plate 3 is by functional cards 9, cold drawing 10, wedge lock
Device 11 is constituted, and according to cabinet electric function, typically has polylith；Interior air channel 4 is arranged on case box 1, its quantity and circuit
3 quantity of function plate is identical, one piece of correspondence of circuit function plate 3, one interior air channel 4；Front shroud 5, back shroud 6, bottom plate 7 lead to
Cross mode connects for screw to cover on case box 1；Blower fan 8 is arranged on bottom plate 7.
Case box 1 opens └ ┘ grooves on the top and bottom sidewall of 3 installation site of circuit function plate；In 4 installation position of interior air channel
Put out energy and the through hole for passing through interior air channel 4 is installed, interior air channel 4 is arranged on lead to the hole site, and is guaranteed by welding or alternate manner interior
Air channel 4 is fully sealed with circuit substrate 2 in case box 1 and the installing space of circuit function plate 3.Arrange on circuit substrate 2
The electric connector being connected with circuit function plate 3, acts primarily as the effect for being electrically connected each circuit plugboard.Circuit function plate 3
Functional cards 9 are connected with cold drawing 10 by screw, it is ensured that on functional cards 9 inside heater members (such as circuit chip) and cold drawing 10
Laminating is tight；Wedge lock mechanism 11 is arranged on 10 both sides of cold drawing.Interior air channel 4 is machined with the flat of array ventilation through hole for inside
Plate, the shape of through hole of divulging information, size, array quantity are calculated according to the parameter such as forced-convection heat transfer and radiating Air Quantity Required and are determined.
After opening in └ ┘ grooves on insertion 1 top and bottom sidewall of case box of circuit function plate 3, by wedge lock mechanism 11 thereon, make
Its cold drawing 10 is locked between 1 └ ┘ grooves of case box and 4 wall of interior air channel, so that it is guaranteed that 3 overall locking of circuit plugboard is solid
Fixed, cold drawing 10 is close to 4 wall of interior air channel；It is little with 4 wall thermal contact resistance of interior air channel to guarantee cold drawing 10, in cold drawing 10 and interior air channel 4
Wall contact area inlays softer material red copper sheet.Blower fan 8 is arranged on bottom plate 7, is risen and for cabinet extraneous air to be blasted air channel
The effect of cooling air channel.
The operation principle of the present invention：
Compared with prior art, which has the technical effect that the present invention：
1st, compared with the cabinet that normal air flows into cabinet inside radiating, cabinet sealing of the present invention, Electro Magnetic Compatibility are good, ring
Border adaptability is good.
2nd, compared with the radiator structure of traditional air-cooled sealed cabinet, air flows into cabinet inside, has abolished internal heat transfer
The bottleneck of transmission, radiating effect are with the obvious advantage.
3rd, compared with the cabinet of the radiator structure such as cold using liquid, its mechanism is simple, and process specifications are low, and cost advantage is bright
It is aobvious.
Description of the drawings
Fig. 1 is that a kind of air flows through the cabinet composition structure chart inside sealed machine box；
Fig. 2 is the composition structure chart of circuit function plate 3 in Fig. 1；
Fig. 3 is that a kind of air flows through the radiator structure schematic diagram inside sealed machine box；
In accompanying drawing：Air channel, 5- front shrouds, 6- bonnets in 1- case boxes, 2- circuit substrates, 3- circuit function plates, 4-
Plate, 7- bottom plates, 8- blower fans, 9- functional cards, 10- cold drawings, 11- wedge lock mechanisms.
Specific embodiment
The radiator structure of the present invention.As shown in Figure 1 and Figure 2, by case box 1, circuit substrate 2, circuit function plate 3, interior
Air channel 4, front shroud 5, back shroud 6, bottom plate 7, blower fan 8 are constituted.Case box 1 is the agent structure of cabinet, rises and installs cabinet
The effect of other each several parts；Circuit substrate 2 installs 1 interior position rearward of case box；Circuit function plate 3 is by functional cards 9, cold
Plate 10, wedge lock mechanism 11 are constituted, and according to cabinet electric function, typically have polylith；Interior air channel 4 is arranged on case box 1,
Its quantity is identical with 3 quantity of circuit function plate, one piece of correspondence of circuit function plate 3, one interior air channel 4；Front shroud 5, back shroud
6th, bottom plate 7 is connected by screw and covers on case box 1；Blower fan 8 is arranged on bottom plate 7.
Case box 1 opens └ ┘ grooves on the top and bottom sidewall of 3 installation site of circuit function plate；In 4 installation position of interior air channel
Put out energy and the through hole for passing through interior air channel 4 is installed, interior air channel 4 is arranged on lead to the hole site, and is guaranteed by welding or alternate manner interior
Air channel 4 is fully sealed with circuit substrate 2 in case box 1 and the installing space of circuit function plate 3.Arrange on circuit substrate 2
The electric connector being connected with circuit function plate 3, acts primarily as the effect for being electrically connected each circuit plugboard.Circuit function plate 3
Functional cards 9 are connected with cold drawing 10 by screw, it is ensured that on functional cards 9 inside heater members (such as circuit chip) and cold drawing 10
Laminating is tight；Wedge lock mechanism 11 is arranged on 10 both sides of cold drawing.Interior air channel 4 is machined with the flat of array ventilation through hole for inside
Plate, the shape of through hole of divulging information, size, array quantity are calculated according to the parameter such as forced-convection heat transfer and radiating Air Quantity Required and are determined.
After opening in └ ┘ grooves on insertion 1 top and bottom sidewall of case box of circuit function plate 3, by wedge lock mechanism 11 thereon, make
Its cold drawing 10 is locked between 1 └ ┘ grooves of case box and 4 wall of interior air channel, so that it is guaranteed that 3 overall locking of circuit plugboard is solid
Fixed, cold drawing 10 is close to 4 wall of interior air channel；It is little with 4 wall thermal contact resistance of interior air channel to guarantee cold drawing 10, in cold drawing 10 and interior air channel 4
Wall contact area inlays softer material red copper sheet.Blower fan 8 is arranged on bottom plate 7, is risen and for cabinet extraneous air to be blasted air channel
The effect of cooling air channel.
The operation principle of the present invention：
Operation principle of the present invention is shown in accompanying drawing 3.Heater members on the functional cards 9 of circuit function plate 3 (such as circuit chip)
The heat of generation is delivered on the cold drawing 10 of circuit function plate 3 with conduction pattern, is then delivered to interior air channel 4 with conduction pattern
On wall；Air outside cabinet is blasted air channel by the blower fan 8 on bottom plate 7, by interior wind in the way of forced-convection heat transfer
Heat on 4 wall of road is taken away, and discharges outside cabinet, so as to realize case radiation.
Claims (1)
1. a kind of air flows through the radiator structure inside sealed machine box, it is characterized in that the radiator structure cabinet by case box
(1), circuit substrate (2), circuit function plate (3), interior air channel (4), front shroud (5), back shroud (6), bottom plate (7), blower fan
(8) constitute；Air channel (4) in installing on case box (1), installs circuit bottom in the air channel in interior air channel (4) and case box (1)
Plate (2), circuit function plate (3) space fully seal, and circuit function plate (3) is by its cold drawing (10), wedge lock mechanism
(11) it is fastened between case box (1) slot and interior air channel (4) wall, generates heat on the functional cards (9) of circuit function plate (3)
The heat that device is produced is delivered on the cold drawing (10) of circuit function plate (3) with conduction pattern, is then transmitted with conduction pattern
To on interior air channel (4) wall；Air outside cabinet is blasted air channel by the blower fan (8) on bottom plate (7), is changed with forced convection
Heat on interior air channel (4) wall is taken away by the mode of heat, discharges outside cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610963299.XA CN106550587A (en) | 2016-10-28 | 2016-10-28 | A kind of air flows through the radiator structure inside sealed machine box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610963299.XA CN106550587A (en) | 2016-10-28 | 2016-10-28 | A kind of air flows through the radiator structure inside sealed machine box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106550587A true CN106550587A (en) | 2017-03-29 |
Family
ID=58394341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610963299.XA Pending CN106550587A (en) | 2016-10-28 | 2016-10-28 | A kind of air flows through the radiator structure inside sealed machine box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106550587A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107645887A (en) * | 2017-09-25 | 2018-01-30 | 西安电子工程研究所 | A kind of sealing electronic device heat dissipating method |
| CN109769367A (en) * | 2017-11-09 | 2019-05-17 | 株洲中车时代电气股份有限公司 | A kind of vehicle-mounted cabinet |
| CN110799017A (en) * | 2019-10-12 | 2020-02-14 | 重庆长安工业(集团)有限责任公司 | Fully-sealed case heat dissipation structure with cold plate provided with air duct |
| CN111447786A (en) * | 2020-03-17 | 2020-07-24 | 中国电子科技集团公司第二十九研究所 | Air-cooled case heat radiation structure applied to ASAAC module |
| CN113301780A (en) * | 2021-05-25 | 2021-08-24 | 上海御微半导体技术有限公司 | Board card box of semiconductor equipment and design method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201590983U (en) * | 2010-01-04 | 2010-09-22 | 山东超越数控电子有限公司 | Multi-air duct radiation device for ATR sealed case |
| CN103889179A (en) * | 2014-04-03 | 2014-06-25 | 中航华东光电（上海）有限公司 | On-board electronic cabinet |
| CN104113999A (en) * | 2014-06-25 | 2014-10-22 | 陕西高华知本化工科技有限公司 | High-heat density sealed cabinet |
| CN205454261U (en) * | 2015-12-29 | 2016-08-10 | 北京信威通信技术股份有限公司 | Electronic device case |
-
2016
- 2016-10-28 CN CN201610963299.XA patent/CN106550587A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201590983U (en) * | 2010-01-04 | 2010-09-22 | 山东超越数控电子有限公司 | Multi-air duct radiation device for ATR sealed case |
| CN103889179A (en) * | 2014-04-03 | 2014-06-25 | 中航华东光电（上海）有限公司 | On-board electronic cabinet |
| CN104113999A (en) * | 2014-06-25 | 2014-10-22 | 陕西高华知本化工科技有限公司 | High-heat density sealed cabinet |
| CN205454261U (en) * | 2015-12-29 | 2016-08-10 | 北京信威通信技术股份有限公司 | Electronic device case |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107645887A (en) * | 2017-09-25 | 2018-01-30 | 西安电子工程研究所 | A kind of sealing electronic device heat dissipating method |
| CN109769367A (en) * | 2017-11-09 | 2019-05-17 | 株洲中车时代电气股份有限公司 | A kind of vehicle-mounted cabinet |
| CN110799017A (en) * | 2019-10-12 | 2020-02-14 | 重庆长安工业(集团)有限责任公司 | Fully-sealed case heat dissipation structure with cold plate provided with air duct |
| CN111447786A (en) * | 2020-03-17 | 2020-07-24 | 中国电子科技集团公司第二十九研究所 | Air-cooled case heat radiation structure applied to ASAAC module |
| CN111447786B (en) * | 2020-03-17 | 2022-02-01 | 中国电子科技集团公司第二十九研究所 | Air-cooled case heat radiation structure applied to ASAAC module |
| CN113301780A (en) * | 2021-05-25 | 2021-08-24 | 上海御微半导体技术有限公司 | Board card box of semiconductor equipment and design method thereof |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170329 |