CN215954021U

CN215954021U - Logic board mounting structure for liquid crystal panel

Info

Publication number: CN215954021U
Application number: CN202122193066.5U
Authority: CN
Inventors: 张明东; 马莹莹
Original assignee: Guangzhou Youying Electronics Co ltd
Current assignee: Guangzhou Youying Electronics Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-03-04
Anticipated expiration: 2031-09-10

Abstract

The utility model relates to the technical field of logic boards, in particular to a logic board mounting structure for a liquid crystal panel. According to the utility model, the mounting box and the protective shell are quickly mounted and dismounted by arranging the connecting assembly, the problem of complex operation caused by fixing, bonding and mounting of the traditional logic board is solved, the protective shell is matched with the protective pad to play a role in protecting the logic board in the protective shell, meanwhile, the protective shell can well limit the logic board, the logic board is prevented from displacement deviation, the logic board is disconnected from a COF line, the liquid crystal television cannot normally work, the air-permeable net can effectively prevent impurity, dust and the like from entering the mounting box, and further the logic board embedded in the protective shell is influenced to be damaged.

Description

Logic board mounting structure for liquid crystal panel

Technical Field

The utility model relates to the technical field of logic boards, in particular to a logic board mounting structure for a liquid crystal panel.

Background

With the development of the technology level of the society, the lcd panel is commonly used in many displays, such as computer screens and lcd tvs, and the lcd tvs are internally provided with a logic board at the bottom of the metal plate for connecting circuits, so as to perform signal transmission and grounding.

Most of the existing logic boards and COF lines are fixed by adhesives, and in the transportation process, the logic boards have a large-scale position deviation, which results in tearing of the adhesives between the logic boards and the COF lines and disconnection between the logic boards and the COF lines, which results in abnormal operation of the television.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a logic board mounting structure for a liquid crystal panel, which solves the problem of the logic board proposed in the above background art that the logic board may shift a position in a large range during transportation and has no protection structure.

In order to achieve the purpose, the utility model provides the following technical scheme: a logic board mounting structure for a liquid crystal panel comprises a mounting box and a protective shell, wherein a connecting assembly is arranged between the mounting box and the protective shell, the mounting box is connected with the protective shell through the connecting assembly, the connecting assembly comprises a fixed handle, a pull rod, a sliding block, a first fixed block, a connecting rod and mounting blocks, the two mounting blocks are respectively and fixedly connected to the middle sections of the left side wall and the right side wall of the protective shell, elastic springs are respectively arranged in the two mounting blocks, one ends of the two elastic springs, which are away from the protective shell, are respectively and fixedly connected with a movable block, the two movable blocks respectively penetrate through the top side walls of the two mounting blocks and extend to the outside, a moving groove matched with the movable blocks to move is formed in the top side walls of the mounting blocks, one ends, which are away from each other, of the two movable blocks are respectively and extend to the outside through the side walls of the two mounting blocks, the top of two movable blocks is fixedly connected with a second fixed block, one end of each of two connecting rods is rotatably connected to the second fixed blocks respectively, the other end of each of the two connecting rods is rotatably connected to the first fixed blocks respectively, the first fixed blocks are fixedly connected to the side walls, far away from the two sliders, of the two sliders respectively, the two sliders are located above the two mounting blocks respectively, sliding grooves are formed in the left side wall and the right side wall of the top of the protective shell respectively, the two sliders are slidably connected to the inside of the sliding grooves respectively, the top ends of the two sliders are connected with the pull rod, and the top ends of the two pull rods are connected with the fixed handles.

Based on the structure, the fixed handle is extracted upwards, the fixed handle moves upwards to drive the pull rod to lift upwards, the pull rod lifts upwards to drive the sliding block to move upwards, so that the first fixed block moves upwards, the fixed block moves upwards to drive the connecting rod to move upwards, so that the second fixed block drives the moving block to move towards one side close to the protective shell in the mounting block, so as to compress the elastic spring, so that the locking block is collected into the mounting block, then the protective shell is placed into the mounting box, when the protective shell is abutted to the protective pad, the two fixed handles are loosened, the two locking blocks are ejected out under the action of the elastic spring, so as to be clamped into the clamping groove, the mounting is completed, the clamping groove and the locking block are mutually matched, the connection and the mounting are stable, when the protective shell is dismounted, the fixed handle is extracted upwards, so that the locking block is collected into the mounting block, and the protective shell is extracted upwards, the disassembly and replacement are simple, the logic board can be maintained and replaced conveniently, the protective shell can be matched with the protective pad to play a role in protecting the logic board in the protective shell, meanwhile, the protective shell can well limit the logic board, the logic board is prevented from displacement deviation, the viscose between the logic board and a COF line is torn, the logic board and the COF line are disconnected, and the liquid crystal television cannot normally work.

Preferably, the mounting box is provided with a clamping groove at the middle section of the left inner side wall and the right inner side wall, and the locking block is matched with the clamping groove.

Further, during installation, the fixed handle is upwards extracted, the fixed handle moves upwards to drive the pull rod to upwards lift, the pull rod upwards lifts to drive the sliding block to upwards move, the first fixed block further moves upwards, the first fixed block moves upwards to drive the connecting rod to upwards move, the second fixed block further drives the moving block to move towards one side close to the protective shell in the installation block, the elastic spring is further compressed, the locking block is collected into the installation block, then the protective shell is placed into the installation box, when the protective shell is abutted to the protective pad, the two fixed handles are loosened, the two locking blocks are ejected out under the action of the elastic spring to be clamped into the clamping groove, installation is completed, the clamping groove and the locking block are mutually matched, connection and installation are stable, during disassembly, the fixed handle is upwards extracted, the locking block is collected into the installation block, and the protective shell is upwards extracted, the disassembly and the replacement are simple, and the logic board is convenient to maintain and replace.

Preferably, the left side wall and the right side wall of the mounting box are provided with ventilation and heat dissipation holes, and the inside of each ventilation and heat dissipation hole is fixedly connected with a first ventilation net and a second ventilation net.

Furthermore, the ventilation and heat dissipation holes can prevent the logic board from being affected by high temperature during working.

Preferably, the outer end surface of the protective shell is provided with a mounting groove.

Furthermore, the mounting groove is used for mounting the logic board and is used for connecting the connecting line of the logic board to route.

Preferably, a groove is formed in the mounting box, and a protective pad is fixedly connected in the groove.

Furthermore, the protection pad can be used for protecting the protective shell, and the damage caused by the influence of factors such as vibration on the logic board embedded in the protective shell during carrying is prevented.

Preferably, the air holes in the first air permeable net and the second air permeable net are obliquely formed, and the air holes in the first air permeable net and the second air permeable net are arranged in opposite directions.

Furthermore, through the reverse setting of ventilative net one and ventilative net two last bleeder vents, can effectually prevent inside entering mounting box such as steam and impurity dust, and then lead to the fact the influence to lead to damaging to the logic board that the protective housing embeds and establishes.

In conclusion, the beneficial effects of the utility model are as follows:

1. according to the utility model, the mounting box and the protective shell are quickly mounted and dismounted through the arranged connecting assembly, the protective shell is conveniently taken out of the mounting box by lifting the fixing handle upwards, the purpose of quickly and conveniently dismounting, maintaining and replacing the logic board in the protective shell is achieved, and the problem of complex operation caused by fixing, bonding and mounting the traditional logic board is solved;

2. protection pad can play the effect of protecting the logic board in the protective housing through the protective housing cooperation protection that sets up, factors such as vibrations lead to the fact the influence to lead to damaging to the logic board that the protective housing is inlayed and is established when preventing to transport the transport, the protective housing can be fine carry on spacingly to the logic board simultaneously, prevent that the logic board from carrying out the displacement deviation, lead to the viscose between logic board and the COF line to tear, lead to the disconnection between logic board and the COF line, lead to the unable normal work of LCD TV, through the reverse setting of bleeder vent on ventilative net one and ventilative net two, can effectually prevent inside getting into the mounting box such as steam and impurity dust, and then lead to damaging to the influence to the logic board that inlays and establish in the protective housing.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings 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 application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of the present invention when the overall structure is inverted;

FIG. 2 is a cross-sectional view of the present invention as installed;

FIG. 3 is an enlarged view of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of the structure of the ventilation and heat dissipation hole of the present invention.

In the figure: 1. mounting a box; 2. a protective shell; 3. a groove; 4. ventilating and radiating holes; 5. a protective pad; 6. mounting grooves; 7. a first breathable net; 8. a second breathable net; 9. a connecting assembly; 901. fixing a handle; 902. a pull rod; 903. a slider; 904. a first fixed block; 905. a connecting rod; 906. a second fixed block; 907. a moving block; 908. mounting blocks; 909. an elastic spring; 910. a locking block; 10. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a logic board mounting structure for a liquid crystal panel includes a mounting box 1 and a protective case 2, where the mounting box 1 may be any one of fixing boxes in the prior art, such as a metal fixing box, a connection assembly 9 is disposed between the mounting box 1 and the protective case 2, the mounting box 1 is connected to the protective case 2 through the connection assembly 9, the connection assembly 9 includes a fixing handle 901, a pull rod 902, a slider 903, a first fixing block 904, a connection rod 905 and a mounting block 908, the fixing handle 901, the pull rod 902, the slider 903, a first fixing block 904, the connection rod 905 and the mounting block 908 may be any one of fixing boxes in the prior art, the two mounting blocks 908 are respectively and fixedly connected to middle positions of left and right sidewalls of the protective case 2, elastic springs 909 are disposed inside the two mounting blocks 908, and a moving block 907 is fixedly connected to one end of the two elastic springs 909, which is far away from the protective case 2, the moving block 907 can be any fixed box in the prior art, the two moving blocks 907 penetrate through the top side walls of the two mounting blocks 908 respectively and extend to the outside, the top side walls of the mounting blocks 908 are provided with moving grooves matched with the moving block 907 to move, one ends, far away from each other, of the two moving blocks 907 are fixedly connected with locking blocks 910, the locking blocks 910 can be any fixed box in the prior art, the two locking blocks 910 penetrate through the side walls of the two mounting blocks 908 respectively and extend to the outside, the top ends of the two moving blocks 907 are fixedly connected with fixing blocks second 906, the fixing blocks second 906 can be any fixed box in the prior art, one ends of two connecting rods 905 are rotatably connected with the fixing blocks second 906 respectively, the other ends of the two connecting rods 905 are rotatably connected with the fixing blocks first 904 respectively, the fixing blocks first 904 are fixedly connected to the side walls, far away from each other, of the two sliding blocks 903 are located above the two mounting blocks 908 respectively, the sliding groove has all been seted up to the lateral wall about the top of protective housing 2, and two sliders 903 inside of two sliding grooves of sliding connection respectively, the top of two sliders 903 all is connected with pull rod 902, and the top of two pull rods 902 all is connected with fixed handle 901.

Based on the above structure, the fixed handle 901 is extracted upwards, the fixed handle 901 moves upwards to drive the pull rod 902 to lift upwards, the pull rod 902 lifts upwards to drive the slider 903 to move upwards, the first fixed block 904 moves upwards to drive the connecting rod 905 to move upwards, the second fixed block 906 drives the moving block 907 to move towards one side close to the protective casing 2 in the mounting block 908, the elastic spring 909 is compressed, the locking block 910 is collected into the mounting block 908, then the protective casing 2 is placed into the mounting box 1, when the protective casing 2 abuts against the protective pad 5, the two fixed handles 901 are released, the two locking blocks 910 are ejected under the action of the elastic spring 909, and are clamped into the clamping groove 10, the mounting is completed, the clamping groove 10 and the locking block 910 are matched with each other, the connection and the mounting are stable, and when the mounting is dismounted, the fixed handle 901 is extracted upwards, make locking piece 910 take in to the inside of installation piece 908, upwards extract the protective housing 2 can, it is simple to dismantle the change, be convenient for maintain the change to the logic board, protective housing 2 cooperation protection pad 5 through the setting can play the effect of protecting the logic board in the protective housing 2, protective housing 2 can be fine simultaneously carries on spacingly to the logic board, prevent that the logic board from carrying out the displacement deviation, lead to the viscose between logic board and the COF line to tear, lead to breaking off between logic board and the COF line, lead to the unable normal work of LCD TV.

Referring to fig. 1, 2 and 3, the middle positions of the left and right inner side walls of the mounting box 1 are both provided with a slot 10, a locking block 910 is matched with the slot 10, during mounting, the fixing handle 901 is lifted upwards, the fixing handle 901 moves upwards to drive the pull rod 902 to lift upwards, the pull rod 902 lifts upwards to drive the slider 903 to move upwards, so that the fixing block 904 moves upwards, the fixing block 904 moves upwards to drive the connecting rod 905 to move upwards, the fixing block 906 drives the moving block 907 to move towards one side close to the protective casing 2 in the mounting block 908, so as to compress the elastic spring 909, so that the locking block 910 is received in the mounting block 908, then the protective casing 2 is placed in the mounting box 1, when the protective casing 2 abuts against the protective pad 5, the two fixing handles 901 are released, and the two locking blocks 910 are ejected under the action of the elastic spring 909, so as to be clamped in the slot 10, the installation is completed, the clamping groove 10 and the locking block 910 are matched with each other, so that the connection and installation are stable, and when the installation is disassembled, the fixed handle 901 is upwards extracted, so that the locking block 910 is collected into the installation block 908, the protective shell 2 can be upwards extracted, the disassembly and the replacement are simple, and the logic board can be conveniently repaired and replaced.

Referring to fig. 1 and 4, ventilation and heat dissipation holes 4 are formed in the left side wall and the right side wall of the mounting box 1, a first ventilation net 7 and a second ventilation net 8 are fixedly connected to the inside of the two ventilation and heat dissipation holes 4, the first ventilation net 7 and the second ventilation net 8 can be any fixing box in the prior art, and the ventilation and heat dissipation holes 4 can prevent the logic board from being affected by high temperature during operation.

As shown in fig. 1, an installation groove 6 is formed in the outer end surface of the protective shell 2, and the installation groove 6 is used for installing a logic board and is used for connecting a connecting line of the logic board.

Referring to fig. 2 and 4, a groove 3 is formed in the mounting box 1, a protection pad 5 is fixedly connected in the groove 3, the protection pad 5 can be any one of cushion pads in the prior art, such as a rubber cushion pad, air holes in the first breathable net 7 and the second breathable net 8 are air holes formed in an inclined manner, and the arrangement directions of the air holes in the first breathable net 7 and the second breathable net 8 are opposite. For example, as shown in fig. 4, after the ventilation net I7 is installed, the ventilation holes on the ventilation net I7 are obliquely arranged from the upper left to the lower right; after the second breathable net 8 is installed, the breathable holes in the second breathable net 8 are obliquely arranged from the upper right to the lower left. Protection pad 5 can be used to protection protective housing 2, and factors such as vibrations lead to the fact the influence to lead to damaging to the logical board of establishing that inlays in the protective housing 2 when preventing to carry, and ventilative net one 7 and ventilative net two 8 can be effectual prevent steam and impurity dust etc. get into mounting box 1 inside, and then lead to the fact the influence to lead to damaging to the logical board of establishing that inlays in the protective housing 2.

The working principle of the utility model is as follows: after wiring is completed, the logic board is embedded in the protective shell 2 through the mounting groove 6, during mounting, the fixed handle 901 is extracted upwards, the fixed handle 901 moves upwards to drive the pull rod 902 to lift upwards, the pull rod 902 lifts upwards to drive the slide block 903 to move upwards, further the fixed block 904 moves upwards, the fixed block 904 moves upwards to drive the connecting rod 905 to move upwards, further the fixed block two 906 drives the moving block 907 to move towards one side close to the protective shell 2 in the mounting block 908, further the elastic spring 909 is compressed, the locking block 910 is collected into the mounting block 908, then the protective shell 2 is placed into the mounting box 1, when the protective shell 2 is abutted to the protective pad 5, the two fixed handles 901 are loosened, the two locking blocks 910 are ejected under the action of the elastic spring 909, and are clamped into the clamping groove 10, mounting is completed, and the clamping groove 10 and the locking block 910 are matched with each other, the connection and installation are stable, when the installation box is detached, the fixing handle 901 is upwards extracted, the locking block 910 is taken into the installation block 908, the protective shell 2 is upwards extracted, the detachment and replacement are simple, the logic board can be conveniently maintained and replaced, the protective shell 2 is arranged to be matched with the protective pad 5 to play a role in protecting the logic board in the protective shell 2, the damage caused by the influence of factors such as vibration on the logic board embedded in the protective shell 2 during transportation and transportation is prevented, meanwhile, the protective shell 2 can well limit the logic board, the displacement deviation of the logic board is prevented, the viscose between the logic board and a COF line is prevented from being torn, the logic board and the COF line are disconnected, the liquid crystal television cannot normally work, the air holes on the air permeable net I7 and the air permeable net II 8 are oppositely arranged, and water vapor, impurity dust and the like can be effectively prevented from entering the installation box 1, thereby causing damage to the logic board embedded in the protective case 2.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A logic board mounting structure for a liquid crystal panel, comprising a mounting box (1) and a protective case (2), characterized in that: a connecting assembly (9) is arranged between the mounting box (1) and the protective shell (2), the mounting box (1) and the protective shell (2) are connected through the connecting assembly (9), the connecting assembly (9) comprises a fixed handle (901), a pull rod (902), a sliding block (903), a first fixed block (904), a connecting rod (905) and mounting blocks (908), the two mounting blocks (908) are respectively and fixedly connected to the middle positions of the left side wall and the right side wall of the protective shell (2), elastic springs (909) are arranged inside the two mounting blocks (908), a moving block (907) is fixedly connected to one end, away from the protective shell (2), of each elastic spring (909), the two moving blocks (907) respectively penetrate through the side walls of the tops of the two mounting blocks (908) and extend to the outside, and a moving groove matched with the moving block (907) to move is formed in the top side wall of the mounting block (908), the two moving blocks (907) are fixedly connected with locking blocks (910) at the ends far away from each other, the two locking blocks (910) respectively penetrate through the side walls of the two mounting blocks (908) and extend to the outside, the top ends of the two moving blocks (907) are fixedly connected with fixing blocks II (906), one ends of the two connecting rods (905) are respectively and rotatably connected with the fixing blocks II (906), the other ends of the two connecting rods (905) are respectively and rotatably connected with the fixing blocks I (904), the fixing blocks I (904) are respectively and fixedly connected with the side walls far away from each other of the two sliding blocks (903), the two sliding blocks (903) are respectively positioned above the two mounting blocks (908), the left side wall and the right side wall of the top of the protective shell (2) are respectively provided with sliding grooves, the two sliding blocks (903) are respectively and slidably connected with the insides of the two sliding grooves, and the top ends of the two sliding blocks (903) are respectively connected with the pull rod (902), the top ends of the two pull rods (902) are connected with the fixed handle (901).

2. A logic board mounting structure for a liquid crystal panel according to claim 1, wherein: clamping grooves (10) are formed in the middle positions of the left inner side wall and the right inner side wall of the mounting box (1), and the locking blocks (910) are matched with the clamping grooves (10).

3. A logic board mounting structure for a liquid crystal panel according to claim 1, wherein: the left side wall and the right side wall of the mounting box (1) are respectively provided with a ventilation heat dissipation hole (4), and the inside of the ventilation heat dissipation holes (4) is fixedly connected with a ventilation net I (7) and a ventilation net II (8).

4. A logic board mounting structure for a liquid crystal panel according to claim 1, wherein: the outer end face of the protective shell (2) is provided with a mounting groove (6).

5. A logic board mounting structure for a liquid crystal panel according to claim 3, wherein: a groove (3) is formed in the mounting box (1), and a protective pad (5) is fixedly connected in the groove (3).

6. A logic board mounting structure for a liquid crystal panel according to claim 3, wherein: the air holes in the first air permeable net (7) and the second air permeable net (8) are obliquely formed, and the air holes in the first air permeable net (7) and the second air permeable net (8) are arranged in opposite directions.