CN104582453A - Electronic device radiating shell - Google Patents
Electronic device radiating shell Download PDFInfo
- Publication number
- CN104582453A CN104582453A CN201510079388.3A CN201510079388A CN104582453A CN 104582453 A CN104582453 A CN 104582453A CN 201510079388 A CN201510079388 A CN 201510079388A CN 104582453 A CN104582453 A CN 104582453A
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- shell
- drain pan
- upper casing
- radiating
- air channel
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Abstract
The invention belongs to the technical field of radiating devices, and relates to an electronic device radiating shell. The bottom of a radiating fin is connected with a circuit board, and the top of the radiating fin is connected with an upper cover plate to form a tubular air duct; an upper shell and a bottom shell are fixedly connected, and the tubular air duct is positioned in a shell cavity formed by the upper shell and the bottom shell; two ends of the cavity formed by the upper shell and the bottom shell are respectively provided with an input end cover and an output end cover; a plastic baffle plate is arranged between the input end cover and the tubular air duct; the input end cover is provided with a radiating fan, a gap is formed between the output end cover and a radiating plate, and an air duct is arranged between the shell side wall formed by the upper shell and the bottom shell and the radiating plate; the shell side wall formed by the upper shell and the bottom shell is provided with an air inlet hole, and the air inlet hole corresponds to the radiating plate. According to the electronic device radiating shell, the circuit board, two side radiating fins and the upper cover plate are closely connected to be enclosed into the tubular air duct, and the tubular air duct enables the front surface and back surface of the radiating fin to be both cooled by air flows, so that the size of the radiating fin and the power of the radiating fan can be reduced, the cost and weight of an integral machine can be reduced, and the noise can be lowered.
Description
Technical field
The invention belongs to heat abstractor technical field, specifically, relate to a kind of electronic installation radiating shell with cooling twice air channel.
Background technology
Modern society's electronic product and people live closely bound up, along with the development of electronic technology, the bearing power of the electronic products such as each field electric ballast, Switching Power Supply, power amplifier, controller for electric vehicle increases day by day, the heat produced also increases greatly, has higher requirement to the shell radiating effect of electronic installation.
In traditional case of electronic device, power component is installed on a heat sink, and fin and housing are structure as a whole, or install fin in housing, the cooling air of blower fan only has single one-directional flow fin, radiating efficiency is low, needs to strengthen power of fan, increases fin volume, both material was wasted, increase product weight again, add cost, and outward appearance is heavy; Traditional structure can not meet cooling requirements, constrains the development of electronic product.
Chinese patent CN 203445107U discloses a kind of ballast internal insulation radiator structure, and comprise ballast housing, the semiconductor power device of ballast and radiator, radiator is located in ballast housing; The semiconductor power device of ballast is all located on this radiator outer wall; Radiator one end and ballast housing connect and compose ballast fresh air inlet, and the radiator other end connects fan and ballast housing successively thus forms ballast exhaust vent; Radiator inside forms airtight air channel, and the internal environment of this airtight air channel and ballast housing is completely isolated, and this one end, airtight air channel is communicated with ballast fresh air inlet and the other end is communicated with ballast exhaust vent.Convection current wind is dispelled the heat by airtight air channel, avoids moisture and dust that forced ventilation brings to the impact of element.
Chinese patent CN 203423839U discloses a kind of electronic ballast shell structure, include lower cassette holder, upper box cover, mounting panel, protection network and radiator fan, cassette holder and upper box cover is wherein descended to be connected by screw, mounting panel is fixed on the two sides bottom lower cassette holder, upper box cover top is provided with fan mounting groove, wherein radiator fan is installed in fan mounting groove, and the ballast housing surrounding side that lower cassette holder, upper box cover connect and compose is provided with louvre.
Existing electronic installation radiating shell, when the air-flow produced by fan is dispelled the heat to power component, air-flow only flows through power component once, and radiating efficiency is low, and required heating panel area is large, and cooling fan power is large, causes small product size to increase.
Summary of the invention
The object of the invention is to the shortcoming overcoming prior art existence, seek to design a kind of electronic installation radiating shell with cooling twice air channel.
To achieve these goals, the technical solution used in the present invention is: a kind of electronic installation radiating shell, and comprise upper casing, drain pan and both sides fin, be connected bottom described fin with circuit board, fin top is connected with upper cover plate, forms tubulose air channel; Described upper casing is fixedly connected with drain pan, and described tubulose air channel is positioned at the housing hollow of upper casing and drain pan formation; The cavity two ends that described upper casing and drain pan are formed are respectively equipped with input end cap and export end cap, are provided with plastic dam between input end cap and tubulose air channel; Described input covers and is provided with cooling fan, exports between end cap and heating panel and is provided with gap, is provided with air channel between the housing sidewall that upper casing and drain pan are formed and heating panel; The housing sidewall that described upper casing and drain pan are formed is provided with fresh air inlet, and fresh air inlet is corresponding with heating panel;
During use, power component is installed on heating panel, open cooling fan, cold wind enters in housing by fresh air inlet, heating panel is once cooled, cold wind enters tubulose air channel along air channel and the gap exported between end cap and heating panel, to power component and heating panel cooling twice, gets rid of by cooling fan.
Preferably, described upper casing comprises upright side walls one and horizontal top wall, and sidewall one is connected by skew wall one with roof, and described drain pan comprises upright side walls two and horizontal bottom wall, and sidewall two is connected by skew wall two with roof; Skew wall one and skew wall two are equipped with towards the fresh air inlet of heating panel, and during cooling fan work, the cold wind entered by the fresh air inlet on skew wall blows to heating panel, increases cooling effect.
Preferably, described plastic dam is provided with stepped draw-in groove, and draw-in groove coordinates with tubulose air channel, realizes sealing.
Preferably, described upper casing and drain pan snapping, be convenient to install.
Preferably, the ventilation hole on upper casing and drain pan is evenly arranged.
Beneficial effect of the present invention is: upper casing and drain pan are evenly provided with fresh air inlet, makes heat radiation fully and evenly, power original paper is fixing on a heat sink, and be convenient to assembling, installation effectiveness is high; Circuit board, both sides fin, upper cover plate compact siro spinning technology, surround tubulose air channel, and tubulose air channel makes the tow sides of fin all be subject to the cooling of air-flow, can reduce sink body sum power of fan, reduces the weight of cost and complete machine, reduces noise; The one end in tubulose air channel is provided with plastic dam, for the gap between sealing air flue and casing, and has insulation and supporting role, than conventional rubber bar or foam seal, more easily assembles, and not yielding, ageing-resistant.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of tubulose air channel of the present invention and baffle plate;
Fig. 3 is the structural representation of input end cap of the present invention;
Fig. 4 is that cold wind of the present invention flows to schematic diagram;
As Figure 1-3: upper casing 1, drain pan 2, input end cap 3, cooling fan 4, upper cover plate 5, plastic dam 6, heating panel 9, air channel 12
Embodiment
Below by specific embodiment, the invention will be further described by reference to the accompanying drawings:
Embodiment 1
The electronic installation radiating shell of the present embodiment, comprises upper casing 1, drain pan 2 and both sides fin 8, and the bottom of described fin 8 is connected with circuit board 7, and the top of fin 8 is connected with upper cover plate 5, forms tubulose air channel; Described upper casing 1 is fixedly connected with drain pan 2, and described tubulose air channel is positioned at the housing hollow of upper casing 1 and drain pan 2 formation; The cavity two ends that described upper casing 1 and drain pan 2 are formed are respectively equipped with input end cap 3 and export end cap 9, are provided with plastic dam 6 between input end cap 3 and tubulose air channel; Described input end cap 3 is provided with cooling fan 4, exports between end cap 9 and heating panel 8 and is provided with gap 10, is provided with air channel 11 between the housing sidewall that upper casing 1 and drain pan 2 are formed and heating panel 9; The housing sidewall that described upper casing 1 and drain pan 2 are formed is provided with fresh air inlet 12, and fresh air inlet 12 is corresponding with heating panel 8; Plastic dam 6 is provided with stepped draw-in groove, and draw-in groove coordinates with tubulose air channel, realizes sealing.
During use, power component is installed on heating panel 8, open cooling fan 4, cold wind enters in housing by fresh air inlet 12, heating panel 8 is once cooled, cold wind enters tubulose air channel along air channel 11 and the gap 10 exported between end cap 9 and heating panel 8, to power component and heating panel 8 cooling twice, gets rid of by cooling fan 4.
Embodiment 2
The electronic installation radiating shell of the present embodiment, divided by the outer the other the same as in Example 1 of lower difference:
Upper casing 1 comprises upright side walls 1 and horizontal top wall 103, and sidewall 1 is connected by skew wall 1 with roof 103, and described drain pan comprises upright side walls 2 201 and horizontal bottom wall 203, and sidewall 2 201 is connected by skew wall 2 202 with roof 203; Skew wall 1 and skew wall 2 202 are equipped with towards the fresh air inlet of heating panel, when cooling fan 4 works, the cold wind entered by the fresh air inlet on skew wall 1 and skew wall 2 202 blows to heating panel 8, and the cold wind entered with the fresh air inlet on sidewall 1 and sidewall 2 201 coordinates, and increases cooling effect.
Upper casing 1 and drain pan 2 snapping, be convenient to install.
Upper casing 1 is evenly arranged with the ventilation hole on drain pan 2.
Claims (5)
1. an electronic installation radiating shell, comprises upper casing (1), drain pan (2) and both sides fin (8), it is characterized in that:
The bottom of described fin (8) is connected with circuit board (7), and the top of fin (8) is connected with upper cover plate (5), forms tubulose air channel; Described upper casing (1) is fixedly connected with drain pan (2), and described tubulose air channel is positioned at the housing hollow that upper casing (1) and drain pan (2) are formed;
The cavity two ends that described upper casing (1) and drain pan (2) are formed are respectively equipped with input end cap (3) and export end cap (9), are provided with plastic dam (6) between input end cap (3) and tubulose air channel;
Described input end cap (3) is provided with cooling fan (4), export between end cap (9) and heating panel (8) and be provided with gap (10), between the housing sidewall that upper casing (1) and drain pan (2) are formed and heating panel (9), be provided with air channel (11);
The housing sidewall that described upper casing (1) and drain pan (2) are formed is provided with fresh air inlet (12), and fresh air inlet (12) is corresponding with heating panel (8).
2. electronic installation radiating shell according to claim 1, it is characterized in that: described upper casing (1) comprises upright side walls one (101) and horizontal top wall (103), sidewall one (101) is connected by skew wall one (102) with roof (103), described drain pan comprises upright side walls two (201) and horizontal bottom wall (203), and sidewall two (201) is connected by skew wall two (202) with roof (203); Skew wall one (102) and skew wall two (202) are equipped with towards the fresh air inlet of heating panel.
3. electronic installation radiating shell according to claim 1 and 2, is characterized in that: described plastic dam (6) is provided with stepped draw-in groove, and draw-in groove coordinates with tubulose air channel.
4. electronic installation radiating shell according to claim 1 and 2, is characterized in that: described upper casing (1) and drain pan (2) snapping.
5. electronic installation radiating shell according to claim 1 and 2, is characterized in that: the fresh air inlet (12) in the housing sidewall that described upper casing (1) and drain pan (2) are formed evenly is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510079388.3A CN104582453A (en) | 2015-02-14 | 2015-02-14 | Electronic device radiating shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510079388.3A CN104582453A (en) | 2015-02-14 | 2015-02-14 | Electronic device radiating shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104582453A true CN104582453A (en) | 2015-04-29 |
Family
ID=53097320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510079388.3A Pending CN104582453A (en) | 2015-02-14 | 2015-02-14 | Electronic device radiating shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104582453A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105431014A (en) * | 2015-12-15 | 2016-03-23 | 杭州天宽科技有限公司 | Automatic salt fog protection device for offshore equipment and working method of automatic salt fog protection device |
| CN107241878A (en) * | 2016-03-29 | 2017-10-10 | 奇鋐科技股份有限公司 | The shell with radiating and protection for running gear |
| CN112040035A (en) * | 2020-08-11 | 2020-12-04 | 安徽信息工程学院 | Constant temperature cover for mobile phone |
| CN112165820A (en) * | 2020-11-04 | 2021-01-01 | 江苏斯菲尔电气股份有限公司 | Multifunctional instrument |
| CN112469229A (en) * | 2020-12-04 | 2021-03-09 | 中国船舶重工集团公司第七一五研究所 | High-shock-resistance sealing aluminum alloy shell |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203225979U (en) * | 2013-03-01 | 2013-10-02 | 深圳市英威腾电气股份有限公司 | Case provided with heat radiation |
| CN203423839U (en) * | 2013-09-16 | 2014-02-05 | 佛山市美博照明有限公司 | Electronic ballast shell structure |
| CN203445107U (en) * | 2013-08-13 | 2014-02-19 | 深圳市朗科智能电气股份有限公司 | Internal isolated heat-dissipation structure of ballast |
| CN203800808U (en) * | 2014-04-30 | 2014-08-27 | 广东瑞德智能科技股份有限公司 | Off-network inverter heat radiation apparatus |
| CN204425875U (en) * | 2015-02-14 | 2015-06-24 | 青岛美奂电子科技有限公司 | Electronic installation radiating shell |
-
2015
- 2015-02-14 CN CN201510079388.3A patent/CN104582453A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203225979U (en) * | 2013-03-01 | 2013-10-02 | 深圳市英威腾电气股份有限公司 | Case provided with heat radiation |
| CN203445107U (en) * | 2013-08-13 | 2014-02-19 | 深圳市朗科智能电气股份有限公司 | Internal isolated heat-dissipation structure of ballast |
| CN203423839U (en) * | 2013-09-16 | 2014-02-05 | 佛山市美博照明有限公司 | Electronic ballast shell structure |
| CN203800808U (en) * | 2014-04-30 | 2014-08-27 | 广东瑞德智能科技股份有限公司 | Off-network inverter heat radiation apparatus |
| CN204425875U (en) * | 2015-02-14 | 2015-06-24 | 青岛美奂电子科技有限公司 | Electronic installation radiating shell |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105431014A (en) * | 2015-12-15 | 2016-03-23 | 杭州天宽科技有限公司 | Automatic salt fog protection device for offshore equipment and working method of automatic salt fog protection device |
| CN107241878A (en) * | 2016-03-29 | 2017-10-10 | 奇鋐科技股份有限公司 | The shell with radiating and protection for running gear |
| CN112040035A (en) * | 2020-08-11 | 2020-12-04 | 安徽信息工程学院 | Constant temperature cover for mobile phone |
| CN112165820A (en) * | 2020-11-04 | 2021-01-01 | 江苏斯菲尔电气股份有限公司 | Multifunctional instrument |
| CN112469229A (en) * | 2020-12-04 | 2021-03-09 | 中国船舶重工集团公司第七一五研究所 | High-shock-resistance sealing aluminum alloy shell |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20180601 |
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| AD01 | Patent right deemed abandoned |