CN208999723U - A kind of television backlight radiator structure, television backlight mould group and LCD TV - Google Patents
A kind of television backlight radiator structure, television backlight mould group and LCD TV Download PDFInfo
- Publication number
- CN208999723U CN208999723U CN201821793291.4U CN201821793291U CN208999723U CN 208999723 U CN208999723 U CN 208999723U CN 201821793291 U CN201821793291 U CN 201821793291U CN 208999723 U CN208999723 U CN 208999723U
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- China
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- television backlight
- radiator structure
- heat
- backboard
- metal sheet
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Abstract
The utility model provides a kind of television backlight radiator structure and including the television backlight mould group of the television backlight radiator structure, LCD TV, the television backlight radiator structure includes heat-dissipating metal sheet, backboard, and fitting forms multiple sealed passages that refrigerant is perfused to connect between the heat-dissipating metal sheet, backboard.The utility model television backlight radiator structure can effectively solve the problems, such as that heat dissipation effect is bad in existing backing structure.
Description
Technical field
The utility model relates to liquid crystal tv technology field, in particular to a kind of improvement of television backlight radiator structure.
Background technique
In the backing structure 10 of traditional liquid crystal tv product, as shown in Figure 1, heat-dissipating metal sheet 11 and backboard 12 pass through screw
(attached drawing is not shown) is fixedly connected, and the heat that LED light bar 13 generates is after reaching heat-dissipating metal sheet 11, then passes through heat-dissipating metal sheet
Contact surface between 11 and backboard 12 reaches backboard 12 and radiates, this class formation has the following disadvantages:
Since the fixed solution of screw connection makes between backboard 12, heat-dissipating metal sheet 11 that there are the air gap d, so that dissipating
Heat transfer efficiency between thermometal plate 11 and backboard 12 reduces, and the heat of generation can not be discharged in time, is easily influencing lamp bar just
Often operation reduces the service life of lamp bar 13.
Summary of the invention
The purpose of this utility model is to provide a kind of television backlight radiator structures, to solve to radiate in existing backing structure
The bad problem of effect.
In order to achieve the above objectives, the utility model is achieved using following technical scheme:
A kind of television backlight radiator structure, including heat-dissipating metal sheet, backboard, are bonded between the heat-dissipating metal sheet, backboard
Form multiple sealed passages that refrigerant is perfused to connect.
Television backlight radiator structure as described above, the heat-dissipating metal sheet and/or the backboard are formed with multiple fittings
Mutual protrusion forms the sealed passage between the adjacent protrusion.
Television backlight radiator structure as described above is equidistantly arranged between at least partly described protrusion.
Television backlight radiator structure as described above, at least partly described protrusion rectangular array arrangement.
Television backlight radiator structure as described above, the protrusion are in polygon.
Television backlight radiator structure as described above, the protrusion are elongated.
Television backlight radiator structure as described above, the heat-dissipating metal sheet are copper sheet or aluminium sheet.
Based on above-mentioned television backlight radiator structure, the utility model additionally provides a kind of television backlight mould group, including lamp
One end of item and above-mentioned television backlight radiator structure, the heat-dissipating metal sheet and/or the backboard has been formed with installation
State the lamp bar mounting portion of lamp bar.
Based on above-mentioned television backlight radiator structure, the utility model additionally provides a kind of LCD TV comprising above-mentioned
Television backlight radiator structure.
Compared with prior art, the advantages of the utility model and beneficial effect is:
The utility model limits the sealed passage formed by fitting and is molded between heat-dissipating metal sheet, backboard, both prevents
The formation of the air gap between heat-dissipating metal sheet, backboard, and the refrigerant being perfused in sealed passage may make directly to contact backboard
Inner surface, it is ensured that make full use of backboard to radiate, and vaporization of the refrigerant in each sealed passage in flow process, liquid
Change, can more efficiency realization it is thermally conductive, heat dissipation, effectively avoid lamp bar temperature rise exceeded.
After the detailed description of the utility model embodiment is read in conjunction with the figure, other features and advantages of the utility model
It will become clearer.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing television backlight radiator structure；
Fig. 2 is the partial sectional view of one television backlight radiator structure of the utility model embodiment；
Fig. 3 is structural schematic diagram of one heat-dissipating metal sheet of the utility model embodiment towards backboard side；
Fig. 4 is structural schematic diagram of two heat-dissipating metal sheet of the utility model embodiment towards backboard side；
Fig. 5 is structural schematic diagram of two heat-dissipating metal sheet of the utility model embodiment backwards to backboard side；
Fig. 6 is the structural schematic diagram of three television backlight radiator structure of the utility model embodiment；
Fig. 7 is the partial enlarged view in Fig. 6 at A.
Specific embodiment
Specific embodiment of the present utility model is stated in detail with reference to the accompanying drawing.
As shown in Figures 2 to 7, the television backlight radiator structure proposed in the utility model embodiment includes heat dissipation gold
Belong to plate, backboard, the metal material that copper sheet can be used in heat-dissipating metal sheet or aluminium sheet is made or other heating conductions are excellent is made.For
The formation of the air gap between heat-dissipating metal sheet, backboard is avoided, the utility model embodiment heat-dissipating metal sheet, backboard pass through patch
It closes and realizes connection, and limit the sealed passage of multiple connected perforations while heat-dissipating metal sheet, backplane connection, for
The specific implementation being fitted and connected, can be used existing sealing glue or welding procedure realizes fitting.
The utility model embodiment utilizes refrigerant and back by the way that such as water, alcoholic solution refrigerant are perfused in sealed passage
The directly contact of plate and the vaporization in refrigerant flow process, liquefaction, increase substantially leading between heat-dissipating metal sheet, backboard
Heat, radiating efficiency, avoid the temperature rise excessive problem in lamp bar operational process, to effectively avoid asking for lamp bar service life reduction
Topic.
The molding of sealed passage has plurality of optional scheme in embodiment, and the shape, structure of sealed passage is not also unique, with
Regulating mechanism is specifically addressed by several embodiments down.
Embodiment one
As shown in Figure 2 and Figure 3, the lamp bar mounting portion of installation lamp bar is formed in one end of heat-dissipating metal sheet 20, backboard 30
(23,31), lamp bar mounting portion (23,31) and the main body of heat-dissipating metal sheet 20, backboard 30 are arranged in angle, preferred vertical is set.
For uniform heat conduction, heat dissipation, the present embodiment sealed passage includes a plurality of first sealing that vertical lamp bar mounting portion (23,31) extends
A plurality of second sealed passage that channel and parallel lamp bar mounting portion (23,31) extend, the first sealed passage, the second sealed passage
Vertical interlaced perforation is realized and ensures the evenly dispersed of refrigerant while refrigerant directly contacts backboard 30, and thermally conductive, heat dissipation effect is conducive to
The promotion of rate.
Ensure to be bonded between heat-dissipating metal sheet 20, backboard 30 closely while in order to form sealed passage, the present embodiment is logical
Cross the protrusion 21 that Sheet Metal Forming Technology forms square in heat-dissipating metal sheet 20.When by heat-dissipating metal sheet 20 backwards to backboard 30 one
When side blow is pressed, directly stamps out the protrusion 21 protruded towards backboard 30, form groove 22 between adjacent tabs 21, utilization is convex
After portion 21 is fitted and connected backboard 30 out, the sealing of groove 22 between adjacent tabs 21 forms sealed passage.When by heat radiating metal
When side punching press in plate 20 towards backboard 30, the groove 22 to form sealed passage, the direct shape of adjacent trenches 22 are directly stamped out
At the protrusion 21 of fitting backboard 30.
It equidistantly arranges between adjacent first sealed passage in the present embodiment, is equidistantly arranged between adjacent second sealed passage
Cloth equidistantly arranges between that is, molding adjacent tabs 21, and constitutes rectangular array.
The protrusion 21 of multiple fitting heat-dissipating metal sheets 20, phase can be also formed on backboard 30 in other embodiments
Sealed passage is formed between adjacent protrusion 21, or on heat-dissipating metal sheet 20, backboard 30 simultaneously mold fitting it is mutual convex
Portion 21 out.
Embodiment two
As shown in Figure 4, Figure 5, the sealed passage molded in the present embodiment is in reticular structure, to ensure the unimpeded nothing of refrigerant
Resistance, to be conducive to the promotion of heat transfer efficiency.Specifically court can be directly stamped out towards the side in heat-dissipating metal sheet 40 backwards to backboard
To the protrusion 41 of the polygon of backboard evagination, it is fitted and connected backboard using protrusion 41, forms structure between adjacent tabs 41
At the groove 42 of sealed passage.
In order to be bonded close, heat dissipation uniformly, the protrusion in regular hexagon is formed in the middle part of the present embodiment heat-dissipating metal sheet 40
Portion 41, neighbouring lamp bar and the edge far from lamp bar are formed with quadrangle or pentagonal protrusion 41 on heat-dissipating metal sheet 40.
Embodiment three
In order to simplify structure, as shown in Figure 6, Figure 7, the present embodiment is formed with towards outside backboard 60 on heat-dissipating metal sheet 50
Convex multiple strip protrusions 51 being distributed side by side, in order to improve heat exchange efficiency, protrusion 51 is along the separate lamp bar 70
Direction extends, and the strip groove 52 for constituting sealed passage is formed between adjacent tabs 51, and refrigerant is along its length in sealed passage
Direction flowing is spent, heat exchange can be effectively accelerated.
Specifically, the vertical lamp bar 70 of protrusion 51 extends, and spaced set between each protrusion 51 is formed by adjacent ditch
Perforation is connected from beginning to end between slot 52.
Based on above-mentioned television backlight radiator structure, the utility model embodiment additionally provides a kind of television backlight heat dissipation knot
Structure comprising lamp bar and above-mentioned television backlight radiator structure can specifically be formed in one end of heat-dissipating metal sheet and/or backboard
There is the lamp bar mounting portion of assembly lamp bar, as shown in Fig. 2, Fig. 7.In addition, the utility model embodiment additionally provides a kind of liquid crystal
TV comprising above-mentioned television backlight radiator structure, and will not be described here in detail.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of television backlight radiator structure, including heat-dissipating metal sheet, backboard, which is characterized in that the heat-dissipating metal sheet, backboard
Between fitting form multiple sealed passages that refrigerant is perfused to connect.
2. television backlight radiator structure according to claim 1, which is characterized in that the heat-dissipating metal sheet and/or described
Backboard is formed with multiple mutual protrusions of fitting, forms the sealed passage between the adjacent protrusion.
3. television backlight radiator structure according to claim 2, which is characterized in that between at least partly described protrusion etc.
Spacing arrangement.
4. television backlight radiator structure according to claim 2, which is characterized in that at least partly described protrusion is in rectangle
Array arrangement.
5. television backlight radiator structure according to claim 2, which is characterized in that the protrusion is in polygon.
6. television backlight radiator structure according to claim 2, which is characterized in that the protrusion is elongated.
7. television backlight radiator structure according to claim 1, which is characterized in that the heat-dissipating metal sheet is copper sheet or aluminium
Plate.
8. a kind of television backlight mould group, including lamp bar, which is characterized in that further include electricity described in any one of claims 1 to 7
Depending on backlight heat dissipation structure, one end of the heat-dissipating metal sheet and/or the backboard is formed with the lamp bar peace for being equipped with the lamp bar
Dress portion.
9. a kind of LCD TV, which is characterized in that including television backlight radiator structure described in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821793291.4U CN208999723U (en) | 2018-11-01 | 2018-11-01 | A kind of television backlight radiator structure, television backlight mould group and LCD TV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821793291.4U CN208999723U (en) | 2018-11-01 | 2018-11-01 | A kind of television backlight radiator structure, television backlight mould group and LCD TV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208999723U true CN208999723U (en) | 2019-06-18 |
Family
ID=66806174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821793291.4U Active CN208999723U (en) | 2018-11-01 | 2018-11-01 | A kind of television backlight radiator structure, television backlight mould group and LCD TV |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208999723U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114257768A (en) * | 2021-12-15 | 2022-03-29 | 深圳康佳电子科技有限公司 | Television structure and television |
-
2018
- 2018-11-01 CN CN201821793291.4U patent/CN208999723U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114257768A (en) * | 2021-12-15 | 2022-03-29 | 深圳康佳电子科技有限公司 | Television structure and television |
| CN114257768B (en) * | 2021-12-15 | 2024-03-12 | 深圳康佳电子科技有限公司 | Television structure and television |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee after: Hisense Video Technology Co.,Ltd. Address before: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee before: HISENSE ELECTRIC Co.,Ltd. |