CN112469248A - Heat radiation structure of bar display screen - Google Patents
Heat radiation structure of bar display screen Download PDFInfo
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- CN112469248A CN112469248A CN202011352139.4A CN202011352139A CN112469248A CN 112469248 A CN112469248 A CN 112469248A CN 202011352139 A CN202011352139 A CN 202011352139A CN 112469248 A CN112469248 A CN 112469248A
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- heat dissipation
- piece
- display screen
- upper cover
- lower side
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20963—Heat transfer by conduction from internal heat source to heat radiating structure
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- Microelectronics & Electronic Packaging (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a heat dissipation structure of a bar-shaped display screen, which has the technical scheme that: the heat dissipation device comprises an upper cover, retaining walls are fixedly arranged on the periphery of the upper cover, a protruding part is arranged in the middle of the upper cover, a heat dissipation piece is arranged between the retaining walls and the protruding part on the lower side of the upper cover, the heat dissipation piece is of a long strip-shaped structure, baffle plates are arranged on the upper side and the lower side of the heat dissipation piece, a protrusion in the middle of the heat dissipation piece and the baffle plates on the upper side and the lower side form two grooves, the baffle plates on the lower side of the heat dissipation piece are attached to the retaining walls on the lower side of the upper cover, a plurality of first threaded holes; the inner side surface of the baffle plate at the lower side of the heat radiating piece is fixedly provided with a light emitting strip through heat conducting glue; the radiating piece has excellent radiating effect and simple and light structure.
Description
Technical Field
The invention relates to the technical field of display screens, in particular to a heat dissipation structure of a bar-shaped display screen.
Background
The LCD screen is one kind of planar display and is used for the screen display of TV set and computer. The liquid crystal display screen uses liquid crystal solution in two pieces of polarization materials, so that the crystal can be rearranged to achieve the purpose of imaging when current passes through the liquid. The display screen has the advantages of low power consumption, small size and low radiation. The bar-shaped display screen is one type of liquid crystal display screen, and the appearance of the bar-shaped display screen is of a bar-shaped structure.
Because the display screen works in a mode of converting electric energy into light energy when working specifically, some heat is inevitably generated when the display screen works and transmits video signals to the outside, a common display screen needs to work under the room temperature condition, the service life of the display screen is shortened due to overhigh working temperature, and the situation that electric elements inside the display screen are burnt is more likely to occur, so that the display screen is provided with some heat dissipation structures in order to avoid the situation, typically, heat dissipation is carried out through metal cooling fins or fans, some manufacturers are careful and also provided with independent liquid circulation cooling systems for the display screen, although the heat dissipation modes contribute to the heat dissipation of the display screen, the heat dissipation devices are additionally arranged, the integral weight of the display screen is improved, and more importantly, the production cost of the display screen is greatly improved, moreover, the heat dissipation device has a complex structure, and is not light and simple enough, which is a major drawback of the conventional technology.
Therefore, a new solution is needed to solve this problem.
Disclosure of Invention
Aiming at the problems in the background art, the invention aims to provide a heat dissipation structure of a bar-shaped display screen, so as to solve the problems that the existing heat dissipation device of the display screen is extremely complex in structural composition and not light and simple enough in the background art.
The technical purpose of the invention is realized by the following technical scheme:
a heat dissipation structure of a strip-shaped display screen comprises an upper cover, wherein retaining walls are fixedly arranged on the periphery of the upper cover, a protruding part is arranged in the middle of the upper cover, a heat dissipation part is arranged between the retaining walls and the protruding part on the lower side of the upper cover, the heat dissipation part is of a long strip-shaped structure, baffles are arranged on the upper side and the lower side of the heat dissipation part, two grooves are formed by the middle protrusion of the heat dissipation part and the baffles on the upper side and the lower side, the baffles on the lower side of the heat dissipation part are attached to the retaining walls on the lower side of the upper cover, a plurality of first threaded holes are formed in the grooves, a plurality of nickel-plated screws are connected in the first threaded holes; and the inner side surface of the baffle plate at the lower side of the heat radiating piece is fixedly provided with a light emitting strip through heat conducting glue.
Furthermore, a plurality of small heat dissipation holes are formed in the outer side surface of the upper cover corresponding to the heat dissipation piece.
Through adopting above-mentioned technical scheme, a plurality of heat dissipation apertures are favorable to the inside heat of display screen to outwards give off, can further strengthen the radiating effect of display screen.
Furthermore, a first fixing piece is fixedly arranged in a gap between the left end part and the right end part of the heat dissipation piece and the retaining wall; and a second fixing piece is fixedly arranged in a gap between the protruding part and the heat radiating piece.
Through adopting above-mentioned technical scheme, the inside lead wire of display screen can be fixed to first mounting and second mounting, is convenient for arrange of lead wire.
Furthermore, the first fixing piece and the second fixing piece are both double-sided adhesive tapes.
Through adopting above-mentioned technical scheme, the sticky stickness of two-sided is good and light in weight, and material cost is low moreover, can reduction in production cost.
Furthermore, a wire outlet hole is formed in the position, close to the heat dissipation part, of the protruding part, and a silica gel sleeve is fixedly arranged in the wire outlet hole.
Through adopting above-mentioned technical scheme, the wire hole is convenient for the lead wire to draw forth from the inside of display screen, and silica gel cover texture is softer and have elasticity, can reduce the friction between lead wire and the wire hole, can protect the lead wire not worn and torn.
Further, the inside of silica gel cover is provided with the cross incision.
By adopting the technical scheme, the cross-shaped notch is flexibly opened and closed, and the lead wire can be conveniently inserted in the wire outlet hole.
Further, the heat dissipation member is made of aluminum alloy.
Through adopting above-mentioned technical scheme, the heat conduction efficiency of aluminum alloy is high, can accelerate giving off of the inside heat of display screen, and secondly the weight of aluminum alloy is less, can satisfy the lightweight demand of product.
Further, the upper cover, the retaining wall and the protruding part are integrally processed and formed.
Through adopting above-mentioned technical scheme, upper cover, barricade and bulge integrated into one piece can optimize process flow, reduces manufacturing cost, can strengthen the structural strength of upper cover simultaneously.
Further, the heat dissipation member, the baffle and the groove are integrally formed.
Through adopting above-mentioned technical scheme, radiating piece, baffle and recess integrated into one piece can optimize process flow, reduce manufacturing cost, can strengthen the structural strength of radiating piece simultaneously.
In summary, the invention mainly has the following beneficial effects:
1. the heat dissipation structure comprises an upper cover and a heat dissipation piece, wherein the heat dissipation piece is of a long strip-shaped structure and is attached to the upper cover through a first threaded hole and a nickel-plated screw, so that the heat dissipation efficiency can be improved; the inner side surface of the baffle of the heat dissipation piece is fixedly provided with the light-emitting strip through the heat-conducting glue, and the heat-conducting glue can accelerate the conduction of heat generated by the light-emitting strip during working, so that the heat dissipation efficiency is improved; the heat dissipation structure is simple and light.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a longitudinal sectional view of a heat sink in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a silica gel sleeve in the embodiment of the invention.
In the figure: 1. an upper cover; 101. retaining walls; 102. a projection; 2. a heat sink; 201. a baffle plate; 202. a groove; 3. a first threaded hole; 4. plating nickel screws; 5. a second threaded hole; 6. heat conducting glue; 7. a light emitting strip; 8. a wire outlet hole; 9. a silica gel sleeve; 901. a cross-shaped cut; 10. a first fixing member; 11. and a second fixing member.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to fig. 1 to 3, a heat dissipation structure of a bar-shaped display screen includes an upper cover 1, a retaining wall 101 is fixedly disposed around the upper cover 1, the retaining wall 101 can increase the volume of the upper cover 1 to facilitate accommodation of electrical components inside the display screen, a protrusion 102 is disposed in the middle of the upper cover 1, a heat dissipation member 2 is disposed between the retaining wall 101 and the protrusion 102 on the lower side of the upper cover 1, the heat dissipation member 2 is in a strip-shaped structure, baffles 201 are disposed on the upper and lower sides of the heat dissipation member 2, a protrusion in the middle of the heat dissipation member 2 and the baffles 201 on the upper and lower sides form two grooves 202, and the baffles 201 on the lower side of the heat dissipation member 2 are attached to the retaining wall 101 on the lower side of the upper cover 1, so that heat; a plurality of first threaded holes 3 are formed in the groove 202, a plurality of nickel-plated screws 4 are connected with the first threaded holes 3 in an internal thread mode, the heat dissipation piece 2 can be fixed on the upper cover 1 through the first threaded holes 3 and the nickel-plated screws 4, a plurality of second threaded holes 5 are formed in the upper side edge of the heat dissipation piece 2, the weight of the heat dissipation piece 2 can be reduced through the second threaded holes 5, and heat dissipation can be accelerated; the inner side surface of the baffle 201 at the lower side of the heat sink 2 is fixedly provided with the light-emitting strip 7 through the heat-conducting glue 6, the heat-conducting glue 6 can facilitate the conduction of heat generated by the light-emitting strip 7 during working, and the heat sink structure is simple and light.
Referring to fig. 1, a plurality of heat dissipation apertures are formed in the outer side surface of the upper cover 1 corresponding to the position of the heat dissipation member 2, and the plurality of heat dissipation apertures are favorable for the heat inside the display screen to be dissipated outwards, so that the heat dissipation effect of the display screen can be further enhanced.
Referring to fig. 1, a first fixing member 10 is fixedly provided in a gap between left and right end portions of the heat sink 2 and the retaining wall 101; the second fixing member 11 is fixedly disposed in the gap between the protruding portion 102 and the heat sink 2, and the first fixing member 10 and the second fixing member 11 can fix the lead inside the display screen, so that the lead is conveniently arranged.
Referring to fig. 1, the first fixing member 10 and the second fixing member 11 are both double-sided adhesive tapes, which are good in adhesion and light in weight, and low in material cost, and can reduce production cost.
Referring to fig. 1, a wire outlet hole 8 is formed at a position of the protruding portion 102 close to the heat sink 2, and the wire outlet hole 8 facilitates leading out of a lead from the inside of the display screen; the silica gel sleeve 9 is fixedly arranged in the wire outlet hole 8, the silica gel sleeve 9 is soft and elastic, friction between the lead and the wire outlet hole 8 can be reduced, and the lead can be protected from being abraded.
Referring to fig. 1 and 3, a cross-shaped notch 901 is formed in the silica gel sleeve 9, and the cross-shaped notch 901 is flexibly opened and closed, so that the lead can be conveniently inserted into the outlet hole 8.
Referring to fig. 1, heat sink 2 is made for the aluminum alloy, and the heat conduction efficiency of aluminum alloy is high, can accelerate giving off of the inside heat of display screen, and secondly the weight of aluminum alloy is less, can satisfy the lightweight demand of product.
Referring to fig. 1, the upper cover 1, the retaining wall 101 and the protrusion 102 are integrally formed, so that the process flow can be optimized, the manufacturing cost can be reduced, and the structural strength of the upper cover 1 can be enhanced.
Referring to fig. 1, the heat sink 2, the baffle 201 and the groove 202 are integrally formed, so that the process flow can be optimized, the manufacturing cost can be reduced, and the structural strength of the heat sink 2 can be enhanced.
In summary, the following steps: when the heat dissipation member 2 is installed, the front side of the heat dissipation member 2 is placed upwards, then the light emitting strip 7 is placed on the inner side surface of the baffle 201 of the heat dissipation member 2 according to the corresponding model, the light emitting strip 7 is aligned to the baffle 201, the release film of the heat conduction glue 6 is torn off, then the light emitting strip 7 and the baffle 201 are pressed by hands, and the back side of the light emitting strip 7 is ensured to be completely attached to the heat dissipation member 2; then the upper cover 1 is placed with the right side facing upwards, the heat dissipation piece 2 is placed in the upper cover 1, the baffle plate 201 on the lower side of the heat dissipation piece 2 is ensured to be attached to the retaining wall 101 on the lower side of the upper cover 1, then the heat dissipation piece 2 is connected and fastened with the upper cover 1 through the nickel-plated screws 4 and the first threaded holes 3, and the second threaded holes 5 are kept in an empty state; then, a silica gel sleeve 9 is additionally arranged in the wire outlet hole 8, then a first fixing piece 10 is arranged in a gap between the heat dissipation piece 2 and the convex part 102, a second fixing piece 11 is arranged in a gap between the heat dissipation piece 2 and the upper cover 1, the first fixing piece 10 and the second fixing piece 11 are both double-sided adhesive tapes, the lead is fixed on the first fixing piece 10 and the second fixing piece 11, and the lead routing is kept flat; leading out the lead from the silica gel sleeve 9, and sealing the wire outlet hole 8 and the silica gel sleeve 9 by using an acetic acid adhesive tape to help the lead to be fixed; finally, the heat generated by the light-emitting bars 7 during operation can be dissipated to the outside of the display screen through the heat dissipation member 2, which is beneficial to the display screen to keep a good working state.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a heat radiation structure of bar display screen, includes upper cover (1), its characterized in that: retaining walls (101) are fixedly arranged around the upper cover (1), a protruding part (102) is arranged in the middle of the upper cover (1), a heat dissipation piece (2) is arranged between the retaining walls (101) and the protruding part (102) on the lower side of the upper cover (1), the heat dissipation piece (2) is of a long strip-shaped structure, the upper side and the lower side of the heat dissipation piece (2) are provided with baffle plates (201), two grooves (202) are formed by the middle bulge of the heat dissipation piece (2) and the baffle plates (201) at the upper side and the lower side, the baffle (201) at the lower side of the heat dissipation piece (2) is attached to the retaining wall (101) at the lower side of the upper cover (1), a plurality of first threaded holes (3) are formed in the groove (202), a plurality of nickel-plated screws (4) are connected with the first threaded holes (3) in an internal thread manner, a plurality of second threaded holes (5) are formed in the upper side edge of the heat dissipation piece (2); the inner side surface of the baffle (201) at the lower side of the heat dissipation piece (2) is fixedly provided with a light-emitting strip (7) through heat-conducting glue (6).
2. The heat dissipation structure of the bar-type display screen of claim 1, wherein: the outer side surface of the upper cover (1) is provided with a plurality of small heat dissipation holes corresponding to the heat dissipation piece (2).
3. The heat dissipation structure of the bar-type display screen of claim 1, wherein: a first fixing piece (10) is fixedly arranged in a gap between the left end part and the right end part of the heat dissipation piece (2) and the retaining wall (101); and a second fixing piece (11) is fixedly arranged in a gap between the protruding part (102) and the heat radiating piece (2).
4. The heat dissipation structure of the bar-type display screen of claim 3, wherein: the first fixing piece (10) and the second fixing piece (11) are both double-sided adhesive tapes.
5. The heat dissipation structure of the bar-type display screen of claim 1, wherein: the protruding portion (102) is close to the position of the heat dissipation member (2) and is provided with a wire outlet hole (8), and a silica gel sleeve (9) is fixedly arranged in the wire outlet hole (8).
6. The heat dissipation structure of the bar-type display screen of claim 5, wherein: the inside of silica gel cover (9) is provided with cross incision (901).
7. The heat dissipation structure of the bar-type display screen of claim 1, wherein: the heat dissipation piece (2) is made of aluminum alloy.
8. The heat dissipation structure of the bar-type display screen of claim 1, wherein: the upper cover (1), the retaining wall (101) and the bulge (102) are integrally formed.
9. The heat dissipation structure of the bar-type display screen of claim 1, wherein: the heat dissipation piece (2), the baffle (201) and the groove (202) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011352139.4A CN112469248A (en) | 2020-11-27 | 2020-11-27 | Heat radiation structure of bar display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011352139.4A CN112469248A (en) | 2020-11-27 | 2020-11-27 | Heat radiation structure of bar display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112469248A true CN112469248A (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011352139.4A Pending CN112469248A (en) | 2020-11-27 | 2020-11-27 | Heat radiation structure of bar display screen |
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| Country | Link |
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| CN (1) | CN112469248A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130100356A1 (en) * | 2011-10-25 | 2013-04-25 | Funai Electric Co., Ltd. | Display device and television device |
| CN103635041A (en) * | 2012-08-22 | 2014-03-12 | 如虎信息通讯公司 | Housing for holding a flat screen |
| CN108496215A (en) * | 2016-02-09 | 2018-09-04 | 索尼公司 | Display device |
| CN207992647U (en) * | 2018-03-29 | 2018-10-19 | 京东方科技集团股份有限公司 | Backlight module and display device |
-
2020
- 2020-11-27 CN CN202011352139.4A patent/CN112469248A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130100356A1 (en) * | 2011-10-25 | 2013-04-25 | Funai Electric Co., Ltd. | Display device and television device |
| CN103635041A (en) * | 2012-08-22 | 2014-03-12 | 如虎信息通讯公司 | Housing for holding a flat screen |
| CN108496215A (en) * | 2016-02-09 | 2018-09-04 | 索尼公司 | Display device |
| CN207992647U (en) * | 2018-03-29 | 2018-10-19 | 京东方科技集团股份有限公司 | Backlight module and display device |
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Application publication date: 20210309 |
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| RJ01 | Rejection of invention patent application after publication |