CN210776101U - High-efficient heat dissipation liquid crystal display - Google Patents
High-efficient heat dissipation liquid crystal display Download PDFInfo
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- CN210776101U CN210776101U CN201922121331.1U CN201922121331U CN210776101U CN 210776101 U CN210776101 U CN 210776101U CN 201922121331 U CN201922121331 U CN 201922121331U CN 210776101 U CN210776101 U CN 210776101U
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Abstract
The utility model discloses a high-efficiency heat dissipation liquid crystal display screen, which comprises a main shell, a display screen and a backlight module, wherein the main shell comprises a middle frame, a cover plate and a back plate, the inner side surface of the middle frame is provided with an installation boss, four corners of the installation boss are provided with L-shaped positioning grooves, an L-shaped elastic positioning piece is installed in each L-shaped positioning groove, and the L-shaped elastic positioning piece is abutted against the four corners of the backlight module; the L-shaped elastic positioning piece is additionally provided with a supporting part, and the bottom of the display screen is abutted to the supporting part; two symmetrical sides of one group of the middle frame are provided with a plurality of first heat dissipation holes, two symmetrical sides of the other group of the middle frame are provided with clamping grooves, the back plate is slidably arranged in the clamping grooves in a penetrating manner, and the surface of the back plate is provided with a plurality of second heat dissipation holes; the cover plate is arranged on the surface of the middle frame; the middle frame, the cover plate and the back plate are respectively provided with a limiting hole at four corners, and a limiting pin is arranged in any limiting hole. The utility model discloses technical scheme improves current liquid crystal display's mounting structure, and easy to assemble and dismantlement improve its heat dispersion.
Description
Technical Field
The utility model relates to a liquid crystal display field, in particular to high-efficient heat dissipation liquid crystal display.
Background
The liquid crystal display is an active matrix liquid crystal display driven by Thin Film Transistor (TFT), and mainly uses current to stimulate liquid crystal molecules to generate points, lines and surfaces to match with a back lamp tube to form a picture. With the rapid development of liquid crystal display screens, liquid crystal display screens gradually become the mainstream of display technology due to the advantages of ultra-thin, light weight, no radiation and stable performance of the lamps. Liquid crystal display divide into display screen and backlight unit usually, and in the use, backlight unit can produce a large amount of heats, and current liquid crystal display is subject to the structure, and the radiating effect is not good, and overall structure stability is relatively poor, difficult assembly and dismantlement.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high-efficient heat dissipation liquid crystal display aims at improving current liquid crystal display's mounting structure, improves its overall structure's stability, and easy to assemble and dismantlement improve its heat dispersion, guarantee life.
In order to achieve the purpose, the utility model provides a high-efficiency heat dissipation liquid crystal display screen, including the main casing body and install display screen and backlight unit in the main casing body, the main casing body is the cuboid setting, the main casing body includes center, apron and backplate that splice each other, the center medial surface is equipped with the installation boss that is used for installing the backlight unit, the installation boss is close to four angles of center medial surface and is seted up an L type constant head tank respectively, install an L type elastic positioning piece in any L type constant head tank, L type elastic positioning piece with four angles butt of backlight unit; the surface of the L-shaped elastic positioning piece is additionally provided with a supporting part for supporting the display screen, the display screen is arranged on the inner side surface of the middle frame, and the bottom of the display screen is abutted to the supporting part; the backlight module comprises a middle frame, a plurality of first radiating holes, a plurality of clamping grooves and a plurality of second radiating holes, wherein the two symmetrical sides of one group of the middle frame are provided with the first radiating holes, the first radiating holes are distributed along the length direction of the sides of the middle frame, one side, away from the backlight module, of the other group of the two symmetrical sides of the middle frame is provided with the clamping grooves for mounting a back plate, the back plate is slidably arranged in the clamping grooves in a penetrating mode, and the surface of the back plate is provided with the; the cover plate is arranged on the surface of the middle frame and is abutted against the edge of the display screen; the middle frame, the cover plate and the back plate are respectively provided with four corners which are provided with limiting holes corresponding to each other, and a limiting pin is arranged in any limiting hole.
Preferably, the second heat dissipation holes are distributed in an annular array.
Preferably, dust screens are arranged in the first heat dissipation hole and the second heat dissipation hole.
Preferably, the L-shaped elastic positioning piece is arranged to be of an integrated structure of the high-tenacity glue.
Preferably, the middle frame, the cover plate and the back plate are respectively arranged to be of an aluminum alloy integrally-formed structure.
Compared with the prior art, the beneficial effects of the utility model are that: the structure of traditional liquid crystal display screen casing has been improved, adopts mosaic structure, has cancelled the structure of traditional lock screw, and easy to assemble and dismantlement have improved production efficiency greatly, and make things convenient for the maintenance in later stage. Meanwhile, the shell is made of aluminum alloy materials, heat conduction efficiency is high, and heat dissipation of the liquid crystal display screen can be accelerated. Backlight unit installs in the center through four L type elastic positioning spare, when liquid crystal display received external force, can cushion backlight unit, prevents that it from taking place deformation, guarantees the formation of image effect. Meanwhile, by arranging the elastic positioning piece, a certain space can be formed among the backlight module, the display screen and the shell, so that the contact area between the backlight module and the air is increased, and the heat dissipation of the backlight module is accelerated. And the first heat dissipation hole and the second heat dissipation hole are arranged, so that the air circulation inside the liquid crystal display screen is accelerated, and the heat dissipation efficiency of the liquid crystal display screen is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the liquid crystal display panel of the present invention;
fig. 2 is an exploded view of the overall structure of the liquid crystal display panel of the present invention;
FIG. 3 is a schematic view of the installation structure between the middle frame and the elastic positioning member of the present invention;
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
Referring to fig. 1 to 3, the high-efficiency heat dissipation liquid crystal display screen provided by this embodiment includes a main housing, and a display screen 1 and a backlight module 2 installed in the main housing, where the main housing is a rectangular body, the main housing includes a middle frame 3, a cover plate 4 and a back plate 5 that are spliced with each other, an installation boss 31 for installing the backlight module 2 is installed on an inner side surface of the middle frame 3, four corners of the installation boss 31, which are close to the inner side surface of the middle frame 3, are respectively provided with an L-shaped positioning slot 32, an L-shaped elastic positioning element 6 is installed in any one of the L-shaped positioning slots 32, and the L-shaped elastic positioning element 6 is abutted to the four corners of the; a supporting part 61 for supporting the display screen 1 is additionally arranged on the surface of the L-shaped elastic positioning part 6, the display screen 1 is installed on the inner side surface of the middle frame 3, and the bottom of the display screen 1 is abutted to the supporting part 61; a plurality of first heat dissipation holes 33 are formed in one group of symmetrical two side edges of the middle frame 3, the plurality of first heat dissipation holes 33 are arranged along the length direction of the side edge of the middle frame 3, a clamping groove 34 for mounting the back plate 5 is formed in one side, away from the backlight module 2, of the other group of symmetrical two side edges of the middle frame 3, the back plate 5 is slidably arranged in the clamping groove 34 in a penetrating mode, and a plurality of second heat dissipation holes 51 which are arranged in an array mode are formed in the surface of the back plate 5; the cover plate 4 is arranged on the surface of the middle frame 3 and is abutted against the edge of the display screen 1; the middle frame 3, the cover plate 4 and the back plate 5 are respectively provided with four corners with corresponding limiting holes 7, and a limiting pin 8 is arranged in any limiting hole 7.
It should be noted that, the structure of traditional liquid crystal display casing has been improved to this embodiment, adopts mosaic structure, has cancelled the structure of traditional lock screw, and easy to assemble and dismantlement have improved production efficiency greatly, and make things convenient for the maintenance in later stage. Meanwhile, the shell is made of aluminum alloy materials, heat conduction efficiency is high, and heat dissipation of the liquid crystal display screen can be accelerated. Backlight unit 2 installs in center 3 through four L type elastic positioning spare 6, when liquid crystal display received external force, can cushion backlight unit 2, prevents that it from taking place deformation, guarantees the formation of image effect. Meanwhile, by arranging the elastic positioning piece, a certain space can be formed among the backlight module 2, the display screen 1 and the shell, and the contact area between the backlight module 2 and the air is increased, so that the heat dissipation of the backlight module is accelerated. And then through setting up first louvre 33 and second louvre 51 for the inside circulation of air of liquid crystal display improves its radiating efficiency.
Specifically, during the installation, place backlight unit 2 on the installation boss 31 of 3 medial surfaces of center, then insert L type elastic positioning element 6 in L type constant head tank 32 in proper order to guarantee arbitrary L type elastic positioning element 6 and backlight unit 2's four angle butts, and L type elastic positioning element 6's supporting part 61 bottom surface is same with backlight unit 2's surperficial butt, thereby spacing backlight unit 2 in center 3, guarantees its installation stability. Then install display screen 1 in center 3 (be about to display screen 1 lid on backlight unit 2 surface), this moment, four angles of display screen 1 and L type elastic positioning piece 6's supporting part 61 butt to leave certain clearance between messenger's display screen 1 and the backlight unit 2, guarantee the contact of backlight unit 2 and air for the heat dissipation. Meanwhile, the thickness of the supporting part 61 can be adjusted according to actual imaging requirements, so that the distance between the display screen 1 and the backlight module 2 can be adjusted, effect adjustment is performed, and the optimal imaging effect is achieved.
After the installation of display screen 1 is accomplished, insert backplate 5 in the draw-in groove 34 of center 3, leave the clearance between backplate 5 and the backlight unit 2, cover apron 4 on center 3 surface again, and apron 4 and the marginal butt of display screen 1, restrict the activity of display screen 1, at this moment, center 3, the spacing hole 7 of apron 4 and 5 four angles of backplate corresponds in proper order, insert spacing round pin 8 in proper order in spacing hole 7, can be with center 3, apron 4 and backplate 5 are fixed together, accomplish liquid crystal display's integral erection. When the assembly and disassembly are carried out, the fixing among the middle frame 3, the cover plate 4 and the back plate 5 can be released only by knocking out the limiting pin 8 by means of an external tool, so that the internal components are taken out in sequence, and the operation is convenient.
Further, first louvre 33 sets up in the side of one of them a set of symmetry of center 3, can form the air convection, further accelerates the inside circulation of air of liquid crystal display to accelerate the heat dissipation, simultaneously, rethread second louvre 51 dispels the heat to backlight unit 2 from the bottom, and double heat dissipation, the effect is better.
Further, the second heat dissipation holes 51 are distributed in an annular array, so as to increase the heat dissipation area and accelerate the heat dissipation.
Furthermore, the first heat dissipation hole 33 and the second heat dissipation hole 51 are provided with dust screens (not shown in the figure), so that external dust can be effectively prevented from entering the liquid crystal display screen from the first heat dissipation hole 33 and the second heat dissipation hole 51 to influence the normal use of the liquid crystal display screen.
Further, 6L type elastic positioning pieces are set to be of a super glue integrated forming structure. The super glue has good strength and small compression deformation. A novel material between plastic and rubber has the rigidity of plastic and the elasticity of rubber. Can carry out effectual buffering to backlight unit 2, simultaneously, its long service life can practice thrift use cost.
Further, the middle frame 3, the cover plate 4 and the back plate 5 are respectively of an aluminum alloy integrally-formed structure. The aluminum alloy material has light weight and good heat conduction effect, can further accelerate heat dissipation and reduce the overall quality of the liquid crystal display screen.
The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (5)
1. A high-efficiency heat-dissipation liquid crystal display screen comprises a main shell, a display screen and a backlight module, wherein the display screen and the backlight module are arranged in the main shell; the surface of the L-shaped elastic positioning piece is additionally provided with a supporting part for supporting the display screen, the display screen is arranged on the inner side surface of the middle frame, and the bottom of the display screen is abutted to the supporting part; the backlight module comprises a middle frame, a plurality of first radiating holes, a plurality of clamping grooves and a plurality of second radiating holes, wherein the two symmetrical sides of one group of the middle frame are provided with the first radiating holes, the first radiating holes are distributed along the length direction of the sides of the middle frame, one side, away from the backlight module, of the other group of the two symmetrical sides of the middle frame is provided with the clamping grooves for mounting a back plate, the back plate is slidably arranged in the clamping grooves in a penetrating mode, and the surface of the back plate is provided with the; the cover plate is arranged on the surface of the middle frame and is abutted against the edge of the display screen; the middle frame, the cover plate and the back plate are respectively provided with four corners which are provided with limiting holes corresponding to each other, and a limiting pin is arranged in any limiting hole.
2. The high efficiency heat dissipating liquid crystal display panel of claim 1, wherein the second heat dissipating holes are distributed in an annular array.
3. The high efficiency heat dissipating liquid crystal display panel of claim 2, wherein dust screens are disposed in the first heat dissipating holes and the second heat dissipating holes.
4. A high efficiency heat dissipating liquid crystal display as recited in claim 1, wherein the L-shaped elastic positioning member is formed as an integral molding of acrylic rubber.
5. A high efficiency heat dissipating liquid crystal display as recited in claim 1, wherein the center frame, the cover plate and the back plate are each formed of an aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922121331.1U CN210776101U (en) | 2019-12-02 | 2019-12-02 | High-efficient heat dissipation liquid crystal display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922121331.1U CN210776101U (en) | 2019-12-02 | 2019-12-02 | High-efficient heat dissipation liquid crystal display |
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| CN210776101U true CN210776101U (en) | 2020-06-16 |
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| CN201922121331.1U Active CN210776101U (en) | 2019-12-02 | 2019-12-02 | High-efficient heat dissipation liquid crystal display |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116798324A (en) * | 2023-07-04 | 2023-09-22 | 深圳可视科技有限公司 | LED liquid crystal display structure capable of rapidly radiating heat |
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2019
- 2019-12-02 CN CN201922121331.1U patent/CN210776101U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116798324A (en) * | 2023-07-04 | 2023-09-22 | 深圳可视科技有限公司 | LED liquid crystal display structure capable of rapidly radiating heat |
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