CN201821436U - Flat-panel television and heat dissipation device for television base - Google Patents
Flat-panel television and heat dissipation device for television base Download PDFInfo
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- CN201821436U CN201821436U CN2010205388557U CN201020538855U CN201821436U CN 201821436 U CN201821436 U CN 201821436U CN 2010205388557 U CN2010205388557 U CN 2010205388557U CN 201020538855 U CN201020538855 U CN 201020538855U CN 201821436 U CN201821436 U CN 201821436U
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Abstract
The utility model relates to a heat dissipation device for a television base, which comprises a power panel, a movement plate, a base baseplate, a power supply heat dissipation panel and a base upper cover plate, wherein the back side of the power panel faces to the base baseplate, and a heat source device is arranged on the facade of the power panel; a first heat conducting insulation washer is bonded with the surface of the heat source device; one side of the power supply heat dissipation panel is bonded with a first heat conducting insulation washer, and the other side is insulated from the base upper cover plate through a second heat conducting insulation washer; and the base upper cover plate is fixedly connected with the base baseplate. The utility model further provides a flat-panel television, which is provided with the heat dissipation device for the television base. The heat dissipation device for the television base can achieve small television thickness, low manufacturing cost and longer service life of the device.
Description
Technical field
The utility model relates to the panel TV technical field, relates in particular to a kind of television base heat abstractor and panel TV.
Background technology
Along with popularizing gradually of ultra-thinization of TV and multifunction, require also more and more higher to the television set heat dispersion.In the narrow inner space of television set, machine core board and power panel are subjected to the heating of liquid crystal display screen thermal source on the one hand, and heat dissipation environment is very harsh, and the issue of ASIC thermal failure that causes because of temperature rise is too high takes place again and again, causes the electronic device lost of life; Owing to TV will be done very thin, need do it thinly the electronic device of machine core board and power panel little and need and use exotic material on the other hand, cause cost to raise, reduce competitiveness of product.This shows that the heat dissipation problem of television set has become problem demanding prompt solution in the industry.
The utility model content
Main purpose of the present utility model is to provide a kind of television base heat abstractor, is intended to reduce because the failure-frequency that thermal failure causes make that the TV production cost is low, and device lifetime is longer.
The utility model proposes a kind of television base heat abstractor, comprise power panel, machine core board, base plate, power supply heat sinking plate and base upper cover plate, wherein, the back side of described power panel is towards base plate, the front is provided with the thermal source device, and described thermal source device surface adhesion has the first heat conductive insulating pad; Described power supply heat sinking plate one side is bonding with the described first heat conductive insulating pad, and another side is isolated by the second heat conductive insulating pad and base upper cover plate; Described base upper cover plate is fixedlyed connected with base plate.
Preferably, isolate by the 3rd heat conductive insulating pad between the leg face of described machine core board and the base plate, its master chip surface adhesion has the 4th heat conductive insulating pad, described the 4th heat conductive insulating pad and the adhesion of base upper cover plate.
Preferably, described base plate inner surface is provided with black coating.
Preferably, the bottom surface of described base upper cover plate is provided with black coating, and described bottom surface is relative with the base plate inner surface.
Preferably, described power supply heat sinking plate is connected by screw with described power panel.
Preferably, described power supply heat sinking plate is an aluminium sheet, and drift angle is provided with square notch.
Preferably, the shape of the described second heat conductive insulating pad is consistent with described power supply heat sinking plate with size.
Preferably, the shape of described the 3rd heat conductive insulating pad is consistent with described machine core board with size.
The utility model also provides a kind of panel TV, be provided with the television base heat abstractor, described television base heat abstractor comprises power panel, machine core board, base plate, power supply heat sinking plate and base upper cover plate, wherein, the back side of described power panel is towards base plate, the front is provided with the thermal source device, and described thermal source device surface adhesion has the first heat conductive insulating pad; Described power supply heat sinking plate one side is bonding with the described first heat conductive insulating pad, and another side is isolated by the second heat conductive insulating pad and base upper cover plate; Described base upper cover plate is fixedlyed connected with base plate.
The utility model television base heat abstractor is by being installed on base plate with power panel, conduct to the power supply heat sinking plate by the heat of the first heat conductive insulating pad main pyrotoxin, lead to the base upper cover plate by the second heat conductive insulating dig pass again behind the samming, thereby heat and environment convection current are distributed, can satisfy power supply apparatus temperature rise requirement and guarantee that simultaneously base upper cover plate surface temperature satisfies the safety requirement.On the other hand, machine core board is installed on base plate, conduct to base upper cover plate and base plate by the 3rd heat conductive insulating pad and the 4th heat conductive insulating pad heat main pyrotoxin, thereby heat and environment convection current are distributed, satisfy machine core board device temperature rise requirement and guarantee that simultaneously base upper cover plate surface temperature satisfies the safety requirement, make that TV thin thickness and production cost are low, device lifetime is longer.
Description of drawings
Fig. 1 is the structural representation of television base heat abstractor in the utility model one execution mode;
Fig. 2 is the structural representation of base plate among Fig. 1;
Fig. 3 is the structural representation of power panel among Fig. 1;
Fig. 4 is the structural representation of power supply heat sinking plate among Fig. 1;
Fig. 5 is the structural representation of second cooling pad among Fig. 1;
Fig. 6 is the structure schematic diagram of machine core board among the utility model one embodiment;
Fig. 7 is the Facad structure schematic diagram of machine core board among Fig. 6.
The realization of the utility model purpose, functional characteristics and advantage will be in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Referring to figs. 1 through Fig. 3, be the structural representation of television base heat abstractor in the utility model one execution mode.This television base heat abstractor comprises power panel 10, machine core board 20, base plate 30, power supply heat sinking plate 40 and base upper cover plate 50, wherein, the back side of described power panel 10 is towards base plate 30, the front is provided with thermal source device 11, and described thermal source device 11 surface adhesion have the first heat conductive insulating pad 60; Described power supply heat sinking plate 40 one sides are bonding with the described first heat conductive insulating pad 60, and another side is isolated by the second heat conductive insulating pad 70 and base upper cover plate 50; Described base upper cover plate 50 is fixedlyed connected with base plate 30.
In one embodiment, above-mentioned thermal source device can be thermal source devices such as Schottky diode portion, transformer, metal-oxide-semiconductor, PFC inductance department or bridge heap, the first heat conductive insulating pad 60 can be for a plurality of, cover the surface of thermal source device, and another side and power supply heat sinking plate 40 are bonding, and pass through 70 adhesions of the second heat conductive insulating pad between power supply heat sinking plate 40 and the base upper cover plate 50.
In one embodiment, but the first heat conductive insulating pad 60 and 70 heat conduction of the second heat conductive insulating pad and insulation.When thermal source device 11 produces heat, can conduct to power supply heat sinking plate 40 by first heat conductive pad 60, and then conduct to the second heat conductive insulating pad 70 by power supply heat sinking plate 40, and conduct to base upper cover plate 50 by the second heat conductive insulating pad 70, the area of base upper cover plate 50 is bigger, thereby effective distribute heat, thereby improve radiating efficiency.
In the utility model execution mode, conduct to power supply heat sinking plate 40 by the heat of the first heat conductive insulating pad 60 main thermal source device 11, lead to base upper cover plate 50 by 70 dig pass of second heat conductive insulating again behind the samming, by bigger base upper cover plate 50 distribute heats of area, produce convection current with external environment condition, thereby can satisfy power supply apparatus temperature rise requirement and guarantee that simultaneously base upper cover plate 50 surface temperatures satisfy the safety requirement, make TV when realizing ultrathin, production cost is lower, and device lifetime is longer.
With reference to Fig. 4, above-mentioned power supply heat sinking plate 40 can be the thick aluminium sheet of 1mm, all has square notch 42 on four angles, conveniently the screw cutter is passed square notch power panel 10 is installed on the base plate 30, and the second heat conductive insulating pad 70 and its shape and size are consistent.In one embodiment, power supply heat sinking plate 40 also is welded with a plurality of screw columns 41, and the PCB (Printed circuit board, printed circuit board (PCB)) that screw column 41 passes power panel 10 goes up corresponding jack, use nut to be connected then, thereby power supply heat sinking plate 40 is fixed on the power panel 10 with it.Power panel 10 main pyrotoxins are by behind power supply heat sinking plate 40 sammings, and base upper cover plate 50 is given in conduction again, thereby has reduced the temperature on base upper cover plate 50 surfaces, satisfies the safety requirement.As shown in Figure 5, in one embodiment, the shape of the second heat conductive insulating pad 70 is consistent with power supply heat sinking plate 40 with size.
With reference to Fig. 6 and Fig. 7, be the structural representation of television base heat abstractor among the utility model one embodiment.Among this embodiment, isolate by the 3rd heat conductive insulating pad 80 between the leg face of machine core board 20 and the base plate 30, its master chip 21 surface adhesion have the 4th heat conductive insulating pad 90, described the 4th heat conductive insulating pad 90 and 50 adhesions of base upper cover plate.
Except that master chip 21, also be provided with thermal source devices such as raising frequency chip on the machine core board 20, can be on the surface of these thermal source devices all bonding the 4th heat conductive insulating pad 90, with heat radiation better.When these thermal source device adstante febres, can be by the 4th heat conductive insulating pad 90 with heat transferred to base upper cover plate 50, by base upper cover plate 50 heat is distributed.
Owing to be provided with the 3rd heat conductive insulating pad 80, the heat on the machine core board 20 also can conduct to base plate 30 by the 3rd heat conductive insulating pad 80, distributes by the part heat of base plate 30 with machine core board 20.In one embodiment, the shape of the 3rd heat conductive insulating pad 80 is consistent with size and described machine core board 20.
The material of above-mentioned base plate 30 can be iron plate, and its inner surface can be plated to black; The material of base upper cover plate 50 can be poly (methyl methacrylate) plate, and itself and base plate 30 inner surface opposed bottom surface also can be plated to black; Power panel 10 and machine core board 20 give separately outer wall for the part heat radiation behind the inwall of base plate 30 and base upper cover plate 50 conduction again, distribute by the environment convection current.
The utility model also provides a kind of panel TV, is provided with above-mentioned television base heat abstractor.This television base heat abstractor comprises power panel 10, machine core board 20, base plate 30, power supply heat sinking plate 40 and base upper cover plate 50, wherein, the back side of described power panel 10 is towards base plate 30, the front is provided with thermal source device 11, and described thermal source device 11 surface adhesion have the first heat conductive insulating pad 60; Described power supply heat sinking plate 40 one sides are bonding with the described first heat conductive insulating pad 60, and another side is isolated by the second heat conductive insulating pad 70 and base upper cover plate 50; Described base upper cover plate 50 is fixedlyed connected with base plate 30.
The realization of the structure of television base heat abstractor and purpose can not be described further at this with reference to earlier figures 1 to embodiment illustrated in fig. 5 in the utility model panel TV.
The utility model panel TV, by above-mentioned television base heat abstractor is set, utilize above-mentioned first, second, third, fourth heat conductive insulating pad that heat is conducted to base upper cover plate 50 and base plate 30, can with the environment heat loss through convection, thereby make TV when realizing ultrathin, production cost is lower, and device lifetime is longer.
The above only is a preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (10)
1. a television base heat abstractor is characterized in that, comprises power panel, machine core board, base plate, power supply heat sinking plate and base upper cover plate, wherein, the back side of described power panel is towards base plate, and the front is provided with the thermal source device, and described thermal source device surface adhesion has the first heat conductive insulating pad; Described power supply heat sinking plate one side is bonding with the described first heat conductive insulating pad, and another side is isolated by the second heat conductive insulating pad and base upper cover plate; Described base upper cover plate is fixedlyed connected with base plate.
2. television base heat abstractor according to claim 1, it is characterized in that, isolate by the 3rd heat conductive insulating pad between the leg face of described machine core board and the base plate, its master chip surface adhesion has the 4th heat conductive insulating pad, described the 4th heat conductive insulating pad and the adhesion of base upper cover plate.
3. television base heat abstractor according to claim 1 and 2 is characterized in that, described base plate inner surface is provided with black coating.
4. television base heat abstractor according to claim 3 is characterized in that the bottom surface of described base upper cover plate is provided with black coating, and described bottom surface is relative with the base plate inner surface.
5. television base heat abstractor according to claim 1 is characterized in that, described power supply heat sinking plate is connected by screw with described power panel.
6. television base heat abstractor according to claim 5 is characterized in that, described power supply heat sinking plate is an aluminium sheet, and drift angle is provided with square notch.
7. television base heat abstractor according to claim 6 is characterized in that, the shape of the described second heat conductive insulating pad is consistent with described power supply heat sinking plate with size.
8. television base heat abstractor according to claim 1 is characterized in that, the shape of described the 3rd heat conductive insulating pad is consistent with described machine core board with size.
9. panel TV, it is characterized in that, be provided with the television base heat abstractor, described television base heat abstractor comprises power panel, machine core board, base plate, power supply heat sinking plate and base upper cover plate, wherein, the back side of described power panel is towards base plate, and the front is provided with the thermal source device, and described thermal source device surface adhesion has the first heat conductive insulating pad; Described power supply heat sinking plate one side is bonding with the described first heat conductive insulating pad, and another side is isolated by the second heat conductive insulating pad and base upper cover plate; Described base upper cover plate is fixedlyed connected with base plate.
10. panel TV as claimed in claim 9 is characterized in that, also comprises as each described television base heat abstractor in the claim 2 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205388557U CN201821436U (en) | 2010-09-21 | 2010-09-21 | Flat-panel television and heat dissipation device for television base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205388557U CN201821436U (en) | 2010-09-21 | 2010-09-21 | Flat-panel television and heat dissipation device for television base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201821436U true CN201821436U (en) | 2011-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205388557U Expired - Lifetime CN201821436U (en) | 2010-09-21 | 2010-09-21 | Flat-panel television and heat dissipation device for television base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201821436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107027271A (en) * | 2017-04-28 | 2017-08-08 | 深圳市华星光电技术有限公司 | Liquid crystal display television cooling system and LCD TV |
-
2010
- 2010-09-21 CN CN2010205388557U patent/CN201821436U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107027271A (en) * | 2017-04-28 | 2017-08-08 | 深圳市华星光电技术有限公司 | Liquid crystal display television cooling system and LCD TV |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110504 |
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| CX01 | Expiry of patent term |