CN204425875U - Electronic installation radiating shell - Google Patents

Electronic installation radiating shell Download PDF

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Publication number
CN204425875U
CN204425875U CN201520108325.1U CN201520108325U CN204425875U CN 204425875 U CN204425875 U CN 204425875U CN 201520108325 U CN201520108325 U CN 201520108325U CN 204425875 U CN204425875 U CN 204425875U
Authority
CN
China
Prior art keywords
casing
drain pan
air channel
cap
heating panel
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
Application number
CN201520108325.1U
Other languages
Chinese (zh)
Inventor
李永山
张仁杰
杨新
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Mei Huan Electronic Science And Technology Co Ltd
Original Assignee
Qingdao Mei Huan Electronic Science And Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Mei Huan Electronic Science And Technology Co Ltd filed Critical Qingdao Mei Huan Electronic Science And Technology Co Ltd
Priority to CN201520108325.1U priority Critical patent/CN204425875U/en
Application granted granted Critical
Publication of CN204425875U publication Critical patent/CN204425875U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model belongs to heat abstractor technical field, relates to a kind of electronic installation radiating shell, is connected bottom fin with circuit board, fin top is connected with upper cover plate, form tubulose air channel, upper casing is fixedly connected with drain pan, and tubulose air channel is positioned at the housing hollow of upper casing and drain pan formation; The cavity two ends that 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; 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 upper casing and drain pan are formed is provided with fresh air inlet, and fresh air inlet is corresponding with heating panel; 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.

Description

Electronic installation radiating shell
Technical field
The utility model belongs to heat abstractor technical field, specifically, relates 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 203445107 U 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 203423839 U 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.
Utility model content
The purpose of this utility model is the shortcoming overcoming prior art existence, seeks to design a kind of electronic installation radiating shell with cooling twice air channel.
To achieve these goals, the technical solution adopted in the utility model 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.
The beneficial effects of the utility model are: upper casing and drain pan are evenly provided with fresh air inlet, make 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 utility model;
Fig. 2 is the structural representation of tubulose air channel of the present utility model and baffle plate;
Fig. 3 is the structural representation of input end cap of the present utility model;
Fig. 4 is that the utility model cold wind 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
By reference to the accompanying drawings the utility model is further described below by specific embodiment:
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.
CN201520108325.1U 2015-02-14 2015-02-14 Electronic installation radiating shell Expired - Fee Related CN204425875U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520108325.1U CN204425875U (en) 2015-02-14 2015-02-14 Electronic installation radiating shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520108325.1U CN204425875U (en) 2015-02-14 2015-02-14 Electronic installation radiating shell

Publications (1)

Publication Number Publication Date
CN204425875U true CN204425875U (en) 2015-06-24

Family

ID=53476194

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520108325.1U Expired - Fee Related CN204425875U (en) 2015-02-14 2015-02-14 Electronic installation radiating shell

Country Status (1)

Country Link
CN (1) CN204425875U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104582453A (en) * 2015-02-14 2015-04-29 青岛美奂电子科技有限公司 Electronic device radiating shell

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104582453A (en) * 2015-02-14 2015-04-29 青岛美奂电子科技有限公司 Electronic device radiating shell

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150624

Termination date: 20180214

CF01 Termination of patent right due to non-payment of annual fee