CN218471097U - Liquid crystal display backlight module display device - Google Patents
Liquid crystal display backlight module display device Download PDFInfo
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- CN218471097U CN218471097U CN202222800173.4U CN202222800173U CN218471097U CN 218471097 U CN218471097 U CN 218471097U CN 202222800173 U CN202222800173 U CN 202222800173U CN 218471097 U CN218471097 U CN 218471097U
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- backlight module
- heat
- light guide
- frame body
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Abstract
The utility model belongs to the field of liquid crystal display, in particular to a liquid crystal display backlight module display device, aiming at the existing device, an LED light-emitting lamp bar can generate heat in the using process, and the deformation of a light guide plate can be caused by the overhigh heat, the light guide effect of the light guide plate is influenced, and the display effect is poor; the backlight module comprises a backlight module main body, wherein the backlight module main body comprises a reflector plate, a light guide plate, an optical diaphragm, a frame body, an LED light bar and a liquid crystal display unit; can dispel the heat to the backlight unit main part through heat dissipation mechanism, avoid the light guide plate to warp, influence light guide plate leaded light effect, can effectually filter the dust in the air through filtering mechanism, prevent that the dust from getting into the backlight unit main part internally, can change LED lamp strip through slide mechanism and long board, improve display effect.
Description
Technical Field
The utility model relates to a liquid crystal display technology field especially relates to a liquid crystal display backlight unit display device.
Background
The existing liquid crystal display module generally mainly comprises a front iron frame, an O/C (optical/carbon) module, a back plate in a backlight module, a supporting structural member such as a glue frame and a light source display module, wherein the light source display module comprises a reflector plate, a light bar, a light guide plate processing product, a plurality of diffusion sheets and the like, the incident point light source is converted into a surface light source to be utilized by a user through the light bar from the side edge of the light guide plate and the mesh point effect of the light guide plate, and the reflector plate and a reflection edge strip are attached to the mesh point surface and the side light-emitting side of the light guide plate to improve the utilization rate of light energy.
Publication number CN 206248960U discloses a liquid crystal display backlight module structure, which comprises a back plate, an LED light bar, a reflector plate, a light guide plate, a plurality of optical films and a rubber frame, which are connected and mounted in sequence; the LED light bar is attached to the back plate; the edge of the reflector plate is provided with a folding area, the front side of the folding area is provided with a sticker, the back side of the folding area is printed with a black shading coating, the folding area is folded upwards for 90 degrees and then contains the light guide plate, and the front side of the folding area is attached to the light guide plate to form a light guide assembly; the light-emitting surface of the light guide assembly is provided with an optical diaphragm and fixed on the back plate by a rubber frame. The technical scheme has the following problems:
1. when the device is used, the LED light-emitting lamp bar generates heat, and the light guide plate is deformed due to overhigh heat, so that the light guide effect of the light guide plate is influenced, and the display effect is poor;
2. the backlight module is closed, the LED light-emitting lamp strip is partially damaged, and the LED light-emitting lamp strip cannot be taken out and is inconvenient to replace;
to the above problem, the utility model discloses the file provides a liquid crystal display backlight unit display device.
SUMMERY OF THE UTILITY MODEL
The utility model provides a liquid crystal display backlight module display device, which solves the problems that in the prior art, the LED light-emitting lamp bar can generate heat when the device is used, and the light guide plate can be deformed due to overhigh heat, thereby influencing the light guide effect of the light guide plate and leading to poor display effect; the backlight module is closed, the LED light-emitting lamp strip is partially damaged, and the LED light-emitting lamp strip cannot be taken out, so that the defect of inconvenient replacement is overcome.
The utility model provides a following technical scheme:
a liquid crystal display backlight module display device comprises a backlight module main body, wherein the backlight module main body comprises a reflector plate, a light guide plate, an optical diaphragm, a frame body, an LED lamp bar and a liquid crystal display unit;
the heat dissipation mechanism is arranged on one side of the frame body and used for dissipating heat of the backlight module main body;
the filtering mechanism is arranged on one side of the frame body and is used for filtering dust in the air;
and the sliding mechanism is arranged on the inner wall of one side of the frame body, so that the LED lamp strip is convenient to replace.
In one possible design, the heat dissipation mechanism includes a heat conduction sheet for conducting heat, one side of the heat conduction sheet is fixedly connected with one side of the frame body, and a heat dissipation opening is formed in one side of the frame body.
In a possible design, the filter mechanism includes a filter screen for filtering dust in the air, and the filter screen is fixed on one side of the frame body through a plurality of second bolts.
In a possible design, the sliding mechanism comprises two sliding rails, one side of each sliding rail is fixedly connected with the inner wall of one side of the frame body, the top and the bottom of the LED light bar are respectively connected with the inner walls of the two sliding rails in a sliding manner, a long plate is arranged on one side of the frame body, and the long plate is fixed on one side of the frame body through a plurality of first bolts.
In one possible design, the filter screen is made of a HEPA filter screen.
In a possible design, the two slide rails are made of stainless steel.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
In the utility model, because the heat dissipation port and the heat conducting fins are arranged, the heat conducting fins can transfer the temperature in the backlight module main body to the frame body and then distribute the temperature to the outside through the frame body, and the heat dissipation port can lead the heat to run out through the heat dissipation port, thereby dissipating the heat of the backlight module main body;
in the utility model, the filter screen is made of HEPA filter screen, which can effectively filter the dust in the air and prevent the dust from entering the backlight module main body;
in the utility model, because the first bolts, the slide rails and the long plate are arranged, the four first bolts are twisted outwards, then the long plate is taken down, the LED lamp strip is pulled outwards to be replaced by a new LED lamp strip, and then the long plate is inserted into the two slide rails, so that the LED lamp strip can be replaced;
the utility model discloses in, rational in infrastructure, can dispel the heat to the backlight unit main part through heat dissipation mechanism, avoid the light guide plate to warp, influence light guide plate leaded light effect, can effectually filter the dust in the air through filtering mechanism, prevent that the dust from getting into the backlight unit main part internally, can change LED lamp strip through slide mechanism and long slab, improve the display effect.
Drawings
Fig. 1 is a schematic view of a front view structure of a display device of a liquid crystal display backlight module according to an embodiment of the present invention;
fig. 2 is a schematic view of an internal structure of a frame of a display device of a liquid crystal display backlight module according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a sliding mechanism and a heat dissipation mechanism of a liquid crystal display backlight module according to an embodiment of the present invention;
fig. 4 is a schematic view of a heat dissipation opening of a display device of a liquid crystal display backlight module according to an embodiment of the present invention.
Reference numerals:
1. a backlight module main body; 2. a filter screen; 3. a long plate; 4. a first bolt; 5. a heat conductive sheet; 6. a slide rail; 7. an LED light bar; 8. a second bolt; 9. a heat dissipation port; 10. a frame body.
Detailed Description
The embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "mounted" are to be interpreted broadly, for example, the term "connected" may or may not be detachably connected; may be directly connected or may be indirectly connected through an intermediate. Further, "communication" may be direct communication or indirect communication through an intermediary. The term "fixed" means that they are connected to each other and their relative positional relationship is not changed after the connection. The directional terms used in the embodiments of the present invention, such as "inner", "outer", "top", "bottom", etc., are merely directions referring to the drawings, and therefore, the directional terms used are intended to better and more clearly illustrate and understand the embodiments of the present invention, rather than to indicate or imply that the device or element being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present invention.
In the embodiments of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
In the embodiment of the present invention, "and/or" is only an association relationship describing an associated object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
Reference throughout this specification to "one embodiment," "some embodiments," or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the present invention. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather "one or more but not all embodiments" unless specifically stated otherwise. The terms "comprising," "including," "having," and variations thereof mean "including, but not limited to," unless expressly specified otherwise.
Example 1
Referring to fig. 1 to 4, a liquid crystal display backlight module display device includes:
the backlight module comprises a backlight module main body 1, wherein the backlight module main body 1 comprises a reflector plate, a light guide plate, an optical diaphragm, a frame body 10, an LED lamp strip 7 and a liquid crystal display unit;
the heat dissipation mechanism is arranged on one side of the frame body 10 and used for dissipating heat of the backlight module main body 1;
a filter mechanism disposed at one side of the frame body 10 for filtering dust in the air;
the sliding mechanism is arranged on the inner wall of one side of the frame body 10, so that the LED light bar 7 can be replaced conveniently.
Above-mentioned technical scheme can dispel the heat to backlight unit main part 1 through heat dissipation mechanism, avoids the light guide plate to warp, influences light guide plate leaded light effect, can effectually filter the dust in the air through filtering mechanism, prevents that the dust from getting into backlight unit main part 1 in, can change LED lamp strip 7 through slide mechanism and long board 3, improves display effect.
Referring to fig. 3 and 4, the heat dissipation mechanism includes a heat conduction sheet 5 for conducting heat, one side of the heat conduction sheet 5 is fixedly connected with one side of the frame 10, and a heat dissipation opening 9 is formed in one side of the frame 10.
Above-mentioned technical scheme conducting strip 5 will give the frame 10 to the interior temperature transfer of backlight unit main part 1 on, give off to the external world through frame 10 afterwards, thermovent 9 can make the heat run out through thermovent 9 to can dispel the heat to backlight unit main part 1.
Referring to fig. 1, 2 and 3, the filter mechanism includes a filter screen 2 for filtering dust in air, and the filter screen 2 is fixed to one side of a frame 10 by a plurality of second bolts 8.
Above-mentioned technical scheme filter screen 2 material is the HEPA filter screen, and the HEPA filter screen can effectually filter the dust in the air, prevents that the dust from getting into in the backlight unit main part 1.
Referring to fig. 3, the sliding mechanism includes two slide rails 6, one side of each of the two slide rails 6 is fixedly connected to an inner wall of one side of the frame body 10, the top and the bottom of the LED light bar 7 are slidably connected to inner walls of the two slide rails 6, a long plate 3 is arranged on one side of the frame body 10, and the long plate 3 is fixed to one side of the frame body 10 through a plurality of first bolts 4.
Above-mentioned technical scheme toward four first bolts 4 of wrench movement outward, then take off long board 3, toward pulling LED lamp strip 7 outward, change new LED lamp strip 7, then insert in two slide rails 6 to can change LED lamp strip 7.
Example 2
Referring to fig. 1 to 4, a liquid crystal display backlight module display device includes:
the backlight module comprises a backlight module main body 1, wherein the backlight module main body 1 comprises a reflector plate, a light guide plate, an optical diaphragm, a frame body 10, an LED lamp strip 7 and a liquid crystal display unit;
the heat dissipation mechanism is arranged on one side of the frame body 10 and used for dissipating heat of the backlight module main body 1;
a filter mechanism disposed at one side of the frame 10 for filtering dust in the air;
the sliding mechanism is arranged on the inner wall of one side of the frame body 10, so that the LED light bar 7 can be replaced conveniently.
Above-mentioned technical scheme can dispel the heat to backlight unit main part 1 through heat dissipation mechanism, avoids the light guide plate to warp, influences light guide plate leaded light effect, can effectually filter the dust in the air through filtering mechanism, prevents that the dust from getting into backlight unit main part 1 in, can change LED lamp strip 7 through slide mechanism and long board 3, improves display effect.
Referring to fig. 3 and 4, the heat dissipating mechanism includes a heat conducting sheet 5 for conducting heat, one side of the heat conducting sheet 5 is fixedly connected with one side of the frame 10, and a heat dissipating opening 9 is formed at one side of the frame 10.
Above-mentioned technical scheme conducting strip 5 will be the temperature transfer in the backlight unit main part 1 for on the framework 10, distribute to the external world through framework 10 afterwards, thermovent 9 can make the heat run out through thermovent 9 to can dispel the heat to backlight unit main part 1.
Referring to fig. 1, 2 and 3, the filter mechanism includes a filter screen 2 for filtering dust in the air, the filter screen 2 is fixed to one side of the frame 10 by a plurality of second bolts 8, and the filter screen 2 is made of a HEPA filter screen.
Above-mentioned technical scheme filter screen 2 material is the HEPA filter screen, and the HEPA filter screen can effectually filter the dust in the air, prevents that the dust from getting into in the backlight unit main part 1.
Referring to fig. 3, the sliding mechanism includes two slide rails 6, one side of the two slide rails 6 is fixedly connected to the inner wall of one side of the frame body 10, the top and the bottom of the LED light bar 7 are respectively connected to the inner walls of the two slide rails 6 in a sliding manner, one side of the frame body 10 is provided with a long plate 3, the long plate 3 is fixed to one side of the frame body 10 through a plurality of first bolts 4, and the two slide rails 6 are made of stainless steel.
Above-mentioned technical scheme toward four first bolts 4 of wrench movement outward, then take off long plate 3, toward pulling LED lamp strip 7 outward, change new LED lamp strip 7, then insert two slide rails 6 in to can change LED lamp strip 7, the material of slide rail 6 is stainless steel material, and stainless steel material is high temperature resistant, and life is of a specified duration.
The working principle and the using process of the technical scheme are as follows: when will begin to use, LED lamp strip 7 begins to throw light on, the heat that produces during the illumination, make temperature rising in the backlight unit main part 1, owing to set up conducting strip 5 and thermovent 9, the meeting of conducting strip 5 is on temperature transfer is framework 10 in the backlight unit main part 1, give off to the external world through framework 10 afterwards, thermovent 9 can make the heat run away through thermovent 9, thereby can dispel the heat to backlight unit main part 1, owing to set up filter screen 2, the material is the HEPA filter screen, the HEPA filter screen can effectually filter the dust in the air, prevent that the dust from getting into backlight unit main part 1, when needing to maintain or change when LED lamp strip 7 damages, respectively toward turning round four first bolt 4 outward, then take down long plate 3, toward pulling LED lamp strip 7 outward, change new LED lamp strip 7, then insert in two lamp strip 6, thereby can change LED 7, it can toward turning round tight first bolt 4 later to take long plate 3, because the material of long plate 6 is stainless steel, the steel life of high temperature resistant steel for a long time.
The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention; without conflict, embodiments of the present invention and features of the embodiments may be combined with each other. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a liquid crystal display backlight unit display device which characterized in that includes:
the backlight module comprises a backlight module main body (1), wherein the backlight module main body (1) comprises a reflector plate, a light guide plate, an optical diaphragm, a frame body (10), an LED light bar (7) and a liquid crystal display unit;
the heat dissipation mechanism is arranged on one side of the frame body (10) and used for dissipating heat of the backlight module main body (1);
the filtering mechanism is arranged on one side of the frame body (10) and is used for filtering dust in the air;
the sliding mechanism is arranged on the inner wall of one side of the frame body (10) and is convenient for replacing the LED lamp strip (7).
2. The lcd backlight module display device according to claim 1, wherein the heat dissipation mechanism comprises a heat conducting sheet (5) for conducting heat, one side of the heat conducting sheet (5) is fixedly connected with one side of the frame (10), and one side of the frame (10) is provided with a heat dissipation opening (9).
3. The LCD backlight module display device according to claim 1, wherein the filter mechanism comprises a filter screen (2) for filtering dust in air, and the filter screen (2) is fixed on one side of the frame (10) by a plurality of second bolts (8).
4. The LCD backlight module display device according to any one of claims 1-3, wherein the sliding mechanism comprises two sliding rails (6), one side of each sliding rail (6) is fixedly connected with the inner wall of one side of the frame body (10), the top and the bottom of the LED light bar (7) are respectively slidably connected with the inner walls of the two sliding rails (6), one side of the frame body (10) is provided with a long plate (3), and the long plate (3) is fixed on one side of the frame body (10) through a plurality of first bolts (4).
5. The LCD backlight module display device according to claim 1, wherein the filter screen (2) is made of HEPA filter screen.
6. The LCD backlight module display device according to claim 1, wherein the two slide rails (6) are made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222800173.4U CN218471097U (en) | 2022-10-24 | 2022-10-24 | Liquid crystal display backlight module display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222800173.4U CN218471097U (en) | 2022-10-24 | 2022-10-24 | Liquid crystal display backlight module display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218471097U true CN218471097U (en) | 2023-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222800173.4U Active CN218471097U (en) | 2022-10-24 | 2022-10-24 | Liquid crystal display backlight module display device |
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| Country | Link |
|---|---|
| CN (1) | CN218471097U (en) |
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2022
- 2022-10-24 CN CN202222800173.4U patent/CN218471097U/en active Active
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