F-edge backboard structure for installing liquid crystal display screen

Abstract

The utility model discloses an F-edge backboard structure for installing a liquid crystal display screen, which comprises an upper-section backboard, a lower-section backboard and a middle frame which are vertically distributed along a Z axis, and the upper-section backboard and the lower-section backboard are respectively and fixedly arranged at the upper end and the lower end of the middle frame. An upper anti-light-seepage layer plate is attached to the outer surface of the lower-section back plate, a first telescopic frame is connected to the top end of the lower-section back plate, and upper limiting hook plates are connected to the left side and the right side of the first telescopic frame in a telescopic mode. A lower anti-light-seepage layer plate is attached to the outer surface of the lower-section back plate, the bottom end of the lower-section back plate is connected with a second telescopic frame, and the left side and the right side of the second telescopic frame are both connected with lower limiting hook plates in a telescopic mode. The left end and the right end of the middle frame are movably connected with partition plates. The fixing device is high in strength, the upper limiting hook plate and the lower limiting hook plate can be adjusted according to the size of the liquid crystal display screen needing to be fixed, installation stability of the liquid crystal display screen is improved, and a plurality of liquid crystal display screens can be installed at the same time.

Description

Technical Field

[0001] The utility model relates to the technical field of processing and manufacturing a liquid crystal display for television, in particular to an F-edge back plate structure for installing a liquid crystal display screen. Background Art

[0002] Liquid crystal display (LCD) is a type of display used in digital clocks and many portable computers. The structure of LCD includes a liquid crystal display panel and a backlight assembly, wherein the backlight assembly includes a plurality of sheet structures stacked front and back, such as a reflective film, a light guide plate, a reflective sheet, etc. The display is designed with a large thickness, and the assembly is generally assembled by threaded fastening. After assembly, there is often a reserved gap for the light-shielding material. Usually in the assembly process of the liquid crystal display, when the backlight assembly is fixed to the back plate (metal plate) of the liquid crystal display, a plastic frame structure is used to assemble and fix it by a snap-fit ​​positioning method, and then the display screen is placed on the bearing surface of the plastic frame structure.

[0003] However, the supporting and fixing devices of traditional display screens have complex structures, require many parts, and take a long time to process and assemble. They can usually only fix a single set of LCD screens, and are not very practical.

[0004] Therefore, we propose an F-edge backplane structure for installing a liquid crystal display to overcome the above problems. Utility Model Content

[0005] In view of the above-mentioned deficiencies existing in the prior art, the purpose of the utility model is to provide an F-edge back panel structure for installing a liquid crystal display screen, which is used to solve the problems that the supporting and fixing device of the existing display screen has a complex structure, requires a large number of parts, and requires a long processing and assembly time; usually it can only fix a single group of liquid crystal displays and is not practical.

[0006] The technical solution adopted by the utility model to achieve the above-mentioned purpose is: an F-edge backplane structure for installing a liquid crystal display screen, comprising an upper backplane, a lower backplane and a middle frame, the three of which are vertically distributed along the Z axis, the upper backplane is fixedly arranged at the top end of the middle frame, and the lower backplane is fixedly arranged at the bottom end of the middle frame.

[0007] Its characteristics are: the outer surface of the lower back plate is bonded with an upper light-seepage prevention layer plate, and the top of the lower back plate is connected with a first shrink frame, and the left and right sides of the first shrink frame are both telescopically connected with upper limit hook plates. The outer surface of the lower back plate is bonded with a lower light-seepage prevention layer plate, and the bottom of the lower back plate is connected with a second shrink frame, and the left and right sides of the second shrink frame are both telescopically connected with lower limit hook plates. The left and right ends of the middle frame are both movably connected with partitions.

[0008] In order to further improve the ease of use of the F-edge back panel structure for installing a liquid crystal display screen, the solution adopted by the utility model is: a first mounting hole is opened on the side of the upper back panel, and the first mounting hole is located in the middle position near the lower end of the first shrinking frame; a second mounting hole is opened on the side of the lower back panel, and the second mounting hole is located in the middle position near the upper end of the second shrinking frame.

[0009] In order to further improve the ease of use of the F-edge backplane structure for installing a liquid crystal display screen, the solution adopted by the present invention is: the first shrinking frame is formed as one piece using a single iron bar through a bending and stamping process; the second shrinking frame is formed as one piece using multiple iron bars through a bending and stamping process.

[0010] In order to further improve the usability of the F-edge backplane structure for installing a liquid crystal display screen, the solution adopted by the utility model is: a plurality of first anti-light seepage tapes are evenly distributed on the upper anti-light seepage layer plate; a plurality of second anti-light seepage tapes are evenly distributed on the lower anti-light seepage layer plate.

[0011] In order to further improve the use convenience of the F-edge back plate structure for installing a liquid crystal display screen, the solution adopted by the utility model is that multiple layers of reinforcement plates are staggeredly arranged inside the middle frame.

[0012] In order to further improve the usability of the F-edge backplane structure for installing a liquid crystal display screen, the solution adopted by the utility model is that both the upper anti-light seepage layer plate and the lower anti-light seepage layer plate are provided with mounting grooves for fixing the first anti-light seepage tape or the second anti-light seepage tape.

[0013] In order to further improve the convenience of using the F-edge backplane structure for installing a liquid crystal display screen, the solution adopted by the utility model is that moisture-proof holes are provided on the four edges inside the upper light-proof layer plate and the lower light-proof layer plate.

[0014] The beneficial effects of the utility model are as follows: the F-edge back plate structure for installing the LCD screen is set as a symmetrical clamping structure with high strength, and the upper and lower limit hook plates can be adjusted according to the size of the LCD screen to be fixed, which not only improves the installation stability of the LCD screen, but also can install several LCD screens at the same time, which is practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a side structural schematic diagram of the utility model;

[0016] Figure 2 It is a side structural schematic diagram of the utility model in an unfolded state;

[0017] Figure 3 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 4It is a half-section schematic diagram of the utility model in use.

[0019] In the figure: 1 upper back plate, 2 lower back plate, 3 middle frame, 4 first shrinking frame, 5 upper limit hook plate, 6 first mounting hole, 7 partition plate, 8 second mounting hole, 9 second shrinking frame, 10 lower limit hook plate, 11 upper anti-light seepage layer plate, 12 first anti-light seepage belt, 13 lower anti-light seepage layer plate, 14 second anti-light seepage belt, 15 reinforcement plate, 16 embedded groove, 17 moisture-proof hole, 18 wall. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model discloses an F-edge back panel structure for installing a liquid crystal display screen, comprising an upper back panel 1, a lower back panel 2 and a middle frame 3, wherein the three are vertically distributed along the Z axis, the upper back panel 1 is fixedly arranged at the top end of the middle frame 3, and the lower back panel 2 is fixedly arranged at the bottom end of the middle frame 3.

[0022] In the utility model: the outer surface of the lower section back panel 2 is bonded with an upper light-seepage prevention layer plate 11, and the top end of the lower section back panel 2 is connected to a first shrinking frame 4, and the left and right sides of the first shrinking frame 4 are telescopically connected with upper limit hook plates 5; the outer surface of the lower section back panel 2 is bonded with a lower light-seepage prevention layer plate 13, and the bottom end of the lower section back panel 2 is connected to a second shrinking frame 9, and the left and right sides of the second shrinking frame 9 are telescopically connected with lower limit hook plates 10, and the upper limit hook plate 5 and the lower limit hook plate 10 are distributed in an F-edge structure; the left and right ends of the middle frame 3 are movably connected with partitions 7, and the bottom end of the LCD screen is supported by the partitions 7 to improve the installation stability of the LCD screen.

[0023] Furthermore, a first mounting hole 6 is opened on the side of the upper back panel 1, and the first mounting hole 6 is located in the middle position near the lower end of the first shrinking frame 4; a second mounting hole 8 is opened on the side of the lower back panel 2, and the second mounting hole 8 is located in the middle position near the upper end of the second shrinking frame 9, so as to facilitate the complete fitting and installation of the upper back panel 1 and the lower back panel 2.

[0024] Furthermore, the first shrinking frame 4 is formed as one piece by a single iron bar through a bending and stamping process; the second shrinking frame 9 is formed as one piece by a plurality of iron bars through a bending and stamping process to improve strength.

[0025] Furthermore, a plurality of first light-proofing bands 12 are evenly distributed on the upper light-proofing layer plate 11 ; a plurality of second light-proofing bands 14 are evenly distributed on the lower light-proofing layer plate 13 , so as to improve the light protection efficiency of the F-edge backplane structure.

[0026] Specifically, multiple layers of reinforcement plates 15 are staggeredly arranged inside the middle frame 3 , and the multiple layers of reinforcement plates 15 are used to enhance the strength of the middle frame 3 so that the middle frame 3 can stably support the partition 7 .

[0027] Specifically, both the upper anti-light seepage layer plate 11 and the lower anti-light seepage layer plate 13 are provided with embedding grooves 16 for fixing the first anti-light seepage tape 12 or the second anti-light seepage tape 14 so as to replace or maintain the first anti-light seepage tape 12 or the second anti-light seepage tape 14 .

[0028] Specifically, moisture-proof holes 17 are provided on the four edges of the upper light-proof layer plate 11 and the lower light-proof layer plate 13 to prevent moisture from entering the installed liquid crystal display and extend the service life of the liquid crystal display.

[0029] The working principle of the utility model is: when in use, firstly, the upper back plate 1 and the lower back plate 2 are fixedly connected to the first mounting hole 6 and the second mounting hole 8 respectively by expansion bolts, so as to fix the upper back plate 1 and the lower back plate 2 on the wall 18 in sequence, and the LCD screen to be installed is selectively placed between the upper limit hook plate 5 and the partition plate 7 or between the partition plate 7 and the lower limit hook plate 10, wherein the upper limit hook plate 5 and the lower limit hook plate 10 can be telescopically changed in length relative to the first shrinking frame 4 or the second shrinking frame 9 so as to match LCD screens of different sizes, and at the same time, the back of the LCD screen is fitted and fixed on the upper anti-light seepage layer plate 11 or the lower anti-light seepage layer plate 13, thereby completing the fixed installation.

[0030] The utility model can adjust the upper and lower limit hook plates according to the size of the liquid crystal display screen to be fixed, which not only improves the installation stability of the liquid crystal display screen, but also can install several liquid crystal display screens at the same time.

[0031] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0033] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An F-edge backplane structure for installing a liquid crystal display screen, characterized in that: It comprises an upper back plate (1), a lower back plate (2) and a middle frame (3), wherein the three are vertically distributed along the Z axis, the upper back plate (1) is fixedly arranged at the top end of the middle frame (3), and the lower back plate (2) is fixedly arranged at the bottom end of the middle frame (3); The outer surface of the lower back plate (2) is bonded with an upper light-proof layer plate (11), and the top end of the lower back plate (2) is connected to a first shrinking frame (4), and both left and right sides of the first shrinking frame (4) are telescopically connected to upper limit hook plates (5); The outer surface of the lower back plate (2) is bonded with a lower light-proof layer plate (13), and the bottom end of the lower back plate (2) is connected to a second shrinking frame (9), and the left and right sides of the second shrinking frame (9) are telescopically connected to lower limit hook plates (10); The left and right ends of the middle frame (3) are both movably connected with partitions (7).

2. The F-edge back plate structure for installing a liquid crystal display according to claim 1, characterized in that: A first mounting hole (6) is provided on the side of the upper back plate (1), and the first mounting hole (6) is located in the middle of the lower end of the first shrinking frame (4).

3. The F-edge back plate structure for installing a liquid crystal display according to claim 1, characterized in that: A second mounting hole (8) is provided on the side of the lower back plate (2), and the second mounting hole (8) is located in the middle position close to the upper end of the second shrinking frame (9).

4. The F-edge back plate structure for installing a liquid crystal display according to claim 1, characterized in that: The first shrinkage frame (4) is formed in one piece using a single iron bar through a bending and stamping process.

5. The F-edge back plate structure for installing a liquid crystal display according to claim 1, characterized in that: The second shrinkage frame (9) is integrally formed by using a plurality of iron bars through a bending and stamping process.

6. The F-edge back plate structure for installing a liquid crystal display according to claim 1, characterized in that: A plurality of first light-proofing strips (12) are evenly distributed on the upper light-proofing layer plate (11).

7. The F-edge back plate structure for installing a liquid crystal display according to claim 1, characterized in that: A plurality of second light-proofing strips (14) are evenly distributed on the lower light-proofing layer plate (13).

8. The F-edge back plate structure for installing a liquid crystal display according to claim 1, characterized in that: Multiple layers of reinforcement plates (15) are staggeredly arranged inside the middle frame (3).

9. The F-edge back plate structure for installing a liquid crystal display according to claim 1, characterized in that: Both the upper light-seepage-proof layer plate (11) and the lower light-seepage-proof layer plate (13) are provided with mounting grooves (16) for fixing the first light-seepage-proof belt (12) or the second light-seepage-proof belt (14).

10. The F-edge back plate structure for installing a liquid crystal display screen according to claim 9, characterized in that: Moisture-proof holes (17) are provided on the four edges of the upper light-proof layer plate (11) and the lower light-proof layer plate (13).

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