Liquid crystal television rear cover convenient to disassemble and assemble

Abstract

The utility model discloses a liquid crystal television rear cover convenient to disassemble and assemble, which comprises a rear cover arranged on the back of a casing, first connecting components are arranged on two sides of the rear cover, the first connecting component on one side is of a fixed structure, the first connecting component on the other side is of a sliding structure, a second connecting component is arranged at the center of the rear cover, and the second connecting component is of a sliding structure. The first connecting assembly comprises a sliding groove formed in the rear cover, a sliding block is inserted into the sliding groove in a sliding mode, and a clamping block is arranged on the outer wall of one side of the sliding block. One end of the first connecting assembly arranged on the two sides of the rear cover can be fixedly inserted into the machine shell, the other end of the first connecting assembly can be adjusted in a sliding mode, locking installation of the two sides of the rear cover is achieved, reinforced connection of the upper middle portion and the lower middle portion of the rear cover can be achieved through the second connecting assembly, and the connecting stability of the rear cover and the machine shell is guaranteed. And the bracket at the rear part of the liquid crystal television is mounted in the bracket mounting hole, so that the bracket is directly connected with the casing, and the thickness of the rear cover can be reduced to a certain extent.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid crystal televisions, in particular to a rear cover of a liquid crystal television which is easy to disassemble and assemble. Background Art

[0002] Television is one of the household electrical appliances that is closely related to people's daily life and is indispensable. With the rapid development of television technology, televisions are also developing towards ultra-large screens and ultra-thin types, such as LCD televisions. The housing of an existing LCD television usually includes a front housing, a middle housing and a rear cover.

[0003] The LCD screen is generally installed inside the front housing, and the back cover is used to seal the front housing to form an LCD TV. The general back cover is fixed with bolts. Since the back cover needs to be mounted with a wall-mounted bracket, the size of the back cover is generally thick. The extra-thick back cover not only occupies the installation space inside the front housing, but also uses many bolts to connect the back cover and the front housing. When people repair the TV, they need to remove the bolts one by one to remove the back cover, which is extremely inconvenient. Therefore, it is urgent to design a back cover of an LCD TV that is easy to disassemble and install to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a rear cover of a liquid crystal television set which is easy to disassemble and assemble, so as to solve the above-mentioned shortcomings in the prior art.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A back cover of a liquid crystal television set that is easy to disassemble and assemble comprises a back cover arranged on the back side of a casing, a connecting component 1 is arranged on both sides of the back cover, the connecting component 1 on one side is a fixed structure, the connecting component 1 on the other side is a sliding structure, a connecting component 2 is arranged at the center of the back cover, the connecting component 1 comprises a slide groove opened on the back cover, and a slider is slidably inserted in the interior of the slide groove, a clamping block is arranged on an outer wall of one side of the slider, and a dustproof cloth covering the slide groove is arranged on the other side of the slider, an oblique mouth is arranged on the outer wall of one side of the clamping block, the connecting component 2 comprises a rotating shaft rotatably arranged on the back cover, and a rotating rod is installed at one end of the rotating shaft, and connecting rods are movably installed at both ends of the rotating rod, a plurality of guide sleeves are fixedly arranged on the outer wall of the back cover, and a push-pull rod is slidably inserted in the interior of the guide sleeve, a pin head is arranged at one end of the push-pull rod, and the other end of the push-pull rod is connected to the connecting rod.

[0007] Preferably, a plurality of bracket mounting holes are provided on the back side of the housing.

[0008] Preferably, heat dissipation ports are arranged on both sides of the rear cover, and a card plate is fixedly arranged outside the heat dissipation ports, and a dustproof net inserted into the card plate is arranged outside the rear cover, and the dustproof net covers the heat dissipation ports.

[0009] Preferably, a retaining ring is fixedly installed at the center of the outer wall of one side of the rear cover, and a hand wheel connected to one end of the rotating shaft is arranged inside the retaining ring.

[0010] Preferably, a lining plate is provided on the inner wall of the housing, and a card slot is provided on the lining plate, and the pin head and the card block are correspondingly carded in the inside of the card slot.

[0011] Preferably, a sealing groove is provided on the outer wall of the lining plate, and a sealing strip is provided inside the sealing groove.

[0012] In the above technical solution, the utility model provides a LCD TV back cover that is easy to disassemble and assemble, and the beneficial effects are:

[0013] The connection component 1 arranged on both sides of the back cover can be fixedly inserted on the casing at one end and slidably adjusted at the other end to achieve locking installation on both sides of the back cover. At the same time, through the connection component 2, the upper and lower middle parts of the back cover can be strengthened to ensure the connection stability between the back cover and the casing. Furthermore, the bracket at the rear of the LCD TV is installed inside the bracket mounting hole to achieve direct connection between the bracket and the casing, which can also reduce the thickness of the back cover to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0015] Figure 1 The utility model provides a structural schematic diagram of an embodiment of a rear cover of a liquid crystal television that is easy to disassemble and assemble.

[0016] Figure 2 The present invention is a schematic structural diagram of a connecting assembly provided in an embodiment of a rear cover of a liquid crystal television that is easy to disassemble and assemble.

[0017] Figure 3 The utility model is a schematic diagram of a sealing groove and a sealing strip structure provided in an embodiment of a rear cover of a liquid crystal television that is easy to disassemble and assemble.

[0018] Figure 4 A connecting assembly provided for an embodiment of a LCD TV back cover that is easy to disassemble and assemble according to the utility model - a structure enlargement Figure 1 .

[0019] Figure 5 A connecting assembly provided for an embodiment of a LCD TV back cover that is easy to disassemble and assemble according to the utility model - a structure enlargement Figure 2 .

[0020] 1 housing, 2 bracket mounting hole, 3 back cover, 4 card plate, 5 dust screen, 6 connecting component 1, 7 retaining ring, 8 hand wheel, 9 connecting component 2, 10 sealing groove, 11 card slot, 12 sealing strip, 13 slide groove, 14 slider, 15 dust cloth, 16 card block, 17 bevel, 18 rotating shaft, 19 rotating rod, 20 connecting rod, 21 guide sleeve, 22 push-pull rod, 23 pin head. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0022] like Figure 1-5 As shown, the embodiment of the utility model provides a rear cover of a liquid crystal television that is easy to disassemble and assemble, including a rear cover 3 arranged on the back of a housing 1, and connecting components 1 6 are arranged on both sides of the rear cover 3, wherein the connecting component 1 6 on one side is a fixed structure, and the connecting component 1 6 on the other side is a sliding structure, and a connecting component 2 9 is arranged at the center of the rear cover 3, and the connecting component 1 6 includes a slide groove 13 opened on the rear cover 3, and a slider 14 is slidably inserted in the interior of the slide groove 13, and a block 16 is arranged on one side of the outer wall of the slider 14, and the slider A dustproof cloth 15 covering the slide groove 13 is provided on the other side of 14, and a bevel 17 is provided on the outer wall of one side of the block 16. The connecting component 2 9 includes a rotating shaft 18 rotatably set on the rear cover 3, and a rotating rod 19 is installed at one end of the rotating shaft 18, and connecting rods 20 are movably installed at both ends of the rotating rod 19. A plurality of guide sleeves 21 are fixedly provided on the outer wall of the rear cover 3, and a push-pull rod 22 is slidably inserted inside the guide sleeve 21, and a pin head 23 is provided at one end of the push-pull rod 22, and the other end of the push-pull rod 22 is connected to the connecting rod 20.

[0023] Specifically, in this embodiment, a back cover 3 is provided on the back of the housing 1. Traditionally, the back cover 3 is connected and fixed to the housing 1 by a plurality of bolts, and its installation method is not convenient for disassembly and assembly, so as to realize maintenance and replacement of components of the liquid crystal display screen.

[0024] Both sides of the rear cover 3 are provided with connecting components 16, wherein the connecting component 16 on one side is a fixed structure, that is, the fixed card block 16 on one side of the rear cover 3 can be directly inserted into the card slot on the housing 1 to achieve quick installation, wherein the connecting component 16 on the other side is a sliding structure, the connecting component 16 includes a slide slot 13 opened on the rear cover 3, and a slider 14 is slidably inserted in the slide slot 13, a card block 16 is provided on one side of the outer wall of the slider 14, and a covering is provided on the other side of the slider 14 The dustproof cloth 15 on the slide groove 13 and the outer wall of the card block 16 are provided with an oblique opening 17. After one end of the rear cover 3 is connected to the housing 1, the operator can push and pull the slider 14 by hand, so that the slider 14 drives the card block 16 to slide inside the slide groove 13. After the rear cover 3 is buckled inside the housing 1, the operator pushes the slider 14 so that the card block 16 is clamped in the slide groove 11 in the housing, and the rear cover 3 can be fixedly installed in the housing 1. When removing the rear cover 3, the above-mentioned reverse operation can be performed;

[0025] A lining plate is provided on the inner wall of the housing 1 , and a clamping slot 11 is provided on the lining plate. The pin head 23 and the clamping block 16 are correspondingly clamped in the inner part of the clamping slot 11 .

[0026] A connecting component 29 is provided at the center of the rear cover 3. The connecting component 29 includes a rotating shaft 18 rotatably arranged on the rear cover 3, and a rotating rod 19 is installed at one end of the rotating shaft 18. Connecting rods 20 are movably installed at both ends of the rotating rod 19. A plurality of guide sleeves 21 are fixedly provided on the outer wall of the rear cover 3, and a push-pull rod 22 is slidably inserted inside the guide sleeve 21. A pin head 23 is provided at one end of the push-pull rod 22, and the other end of the push-pull rod 22 is connected to the connecting rod 20. When the above-mentioned fixation of both sides of the rear cover 3 is completed, the operator can rotate the rotating shaft 18, and the rotating shaft 18 drives the rotating rod 19 to rotate. The rotating rod 19 drives the two connecting rods 20 to move at the same time, and the connecting rod 20 is used to push the push-pull rod 22 to move linearly inside the guide sleeve 21, so that the pin head 23 can be clamped in the casing 1, thereby realizing the fixation of the upper and lower middle parts of the rear cover 3. When removing the rear cover 3, the above-mentioned reverse operation can be performed.

[0027] The utility model provides a rear cover of a liquid crystal television that is easy to disassemble and assemble. The connecting components 1 6 arranged on both sides of the rear cover 3 can be fixedly inserted into the casing at one end and can be slidably adjusted at the other end to achieve locking installation of both sides of the rear cover 3. At the same time, through the connecting component 2 9, the upper and lower middle parts of the rear cover 3 can be strengthened and connected, thereby ensuring the connection stability between the rear cover 3 and the casing 1. Furthermore, the bracket at the rear of the liquid crystal television is installed inside the bracket installation hole to achieve direct connection between the bracket and the casing 1. The thickness of the rear cover 3 can also be reduced to a certain extent, thereby optimizing the installation space inside the casing 1.

[0028] As an embodiment provided by the utility model, a plurality of bracket mounting holes 2 are provided on the back of the casing 1. The bracket is inserted into the bracket mounting hole 2 to realize the installation of the wall-mounted bracket on the back of the LCD TV, so that the casing 1 mainly bears the weight of the LCD TV.

[0029] In another embodiment provided by the utility model, heat dissipation ports are arranged on both sides of the back cover 3, and a card plate 4 is fixedly arranged on the outside of the heat dissipation port, a dustproof net 5 inserted into the card plate 4 is arranged on the outside of the back cover 3, and the dustproof net 5 covers the heat dissipation port. The sliding dustproof net 5 adopted has the effect of facilitating the cleaning of the dustproof net compared to the traditional fixed heat dissipation port, thereby improving the heat dissipation effect of the LCD TV.

[0030] As another embodiment provided by the utility model, a retaining ring 7 is fixedly installed at the center of the outer wall of one side of the rear cover 3, and a handwheel 8 connected to one end of the rotating shaft 18 is arranged inside the retaining ring 7. The operator holds the handwheel 8 to make the handwheel 8 drive the rotating shaft 18 to rotate, which can better apply force and make the connection between the pin head 23 and the casing 1 more secure. The retaining ring 7 is used to cover the handwheel 8, thereby improving the aesthetics.

[0031] In another embodiment of the present invention, a sealing groove 10 is provided on the outer wall of the lining plate, and a sealing strip 12 is provided inside the sealing groove 10. After the back cover 3 is pressed into the casing 1, the sealing strip 12 is located between the back cover 3 and the lining plate on the casing 1, thereby sealing the casing 1 and preventing dust from entering the interior of the casing 1.

[0032] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A rear cover of a liquid crystal television that is easy to disassemble and assemble, comprising a rear cover (3) arranged on the back of a housing (1), characterized in that: A connecting component (6) is provided on both sides of the rear cover (3), wherein the connecting component (6) on one side is a fixed structure, wherein the connecting component (6) on the other side is a sliding structure, a connecting component (9) is provided at the center of the rear cover (3), the connecting component (6) comprises a slide groove (13) provided on the rear cover (3), and a slider (14) is slidably inserted in the interior of the slide groove (13), a block (16) is provided on the outer wall of one side of the slider (14), and a dustproof cloth (15) covering the slide groove (13) is provided on the other side of the slider (14). ), an oblique opening (17) is provided on the outer wall of one side of the block (16), the connecting component 2 (9) comprises a rotating shaft (18) rotatably arranged on the rear cover (3), and a rotating rod (19) is installed at one end of the rotating shaft (18), and connecting rods (20) are movably installed at both ends of the rotating rod (19), a plurality of guide sleeves (21) are fixedly arranged on the outer wall of the rear cover (3), and a push-pull rod (22) is slidably inserted inside the guide sleeve (21), a pin head (23) is provided at one end of the push-pull rod (22), and the other end of the push-pull rod (22) is connected to the connecting rod (20).

2. The LCD TV back cover that is easy to disassemble and assemble according to claim 1, characterized in that: A plurality of bracket mounting holes (2) are provided on the back of the housing (1).

3. The LCD TV back cover that is easy to disassemble and assemble according to claim 1, characterized in that: The rear cover (3) is provided with heat dissipation openings on both sides, and a card plate (4) is fixedly provided on the outside of the heat dissipation openings. The outside of the rear cover (3) is provided with a dustproof net (5) plugged into the inside of the card plate (4), and the dustproof net (5) covers the heat dissipation openings.

4. The LCD TV back cover that is easy to disassemble and assemble according to claim 1, characterized in that: A retaining ring (7) is fixedly mounted at the center of an outer wall of one side of the rear cover (3), and a hand wheel (8) connected to one end of a rotating shaft (18) is arranged inside the retaining ring (7).

5. The LCD TV back cover that is easy to disassemble and assemble according to claim 1, characterized in that: A lining plate is provided on the inner wall of the housing (1), and a clamping slot (11) is provided on the lining plate. The pin head (23) and the clamping block (16) are correspondingly clamped inside the clamping slot (11).

6. The LCD TV back cover that is easy to disassemble and assemble according to claim 5, characterized in that: A sealing groove (10) is provided on the outer wall of the lining plate, and a sealing strip (12) is provided inside the sealing groove (10).

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