CN212749479U

CN212749479U - Backlight module convenient to installation is fixed

Info

Publication number: CN212749479U
Application number: CN202021902547.8U
Authority: CN
Inventors: 李梦元; 王小飞
Original assignee: Shenzhen Solide Optoelectronics Co ltd
Current assignee: Shenzhen Solide Optoelectronics Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-03-19
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a backlight unit convenient to installation is fixed, including display main part, mounting panel and protection storehouse, one side of display main part is seted up flutedly, and the inner wall of recess pastes and has had the rubber ring, the second spacing groove has all been seted up to the inside top of recess and bottom, the inside of recess is provided with the mounting panel, the mounting panel is close to one side of display main part and installs the backlight unit main part. This backlight unit convenient to installation is fixed, be connected through the rotation of operation panel with the fixed axle, the sliding connection of slider and spout, and the sliding connection of stopper and mounting panel, the articulated of stopper and slider, make operating personnel can drive the stopper through rotating the operation panel and insert or leave the spacing inslot portion of second that corresponds, it is spacing or remove spacingly to carry out the mounting panel, and then make things convenient for operating personnel to carry out quick assembly disassembly, and guarantee the leakproofness between mounting panel and the display main part, and can promote the heat-sinking capability.

Description

Backlight module convenient to installation is fixed

Technical Field

The utility model relates to a backlight unit technical field specifically is a backlight unit convenient to installation is fixed.

Background

One of the main components of liquid crystal display during backlight unit, the display screen is at the in-process that uses, and itself can not give out light, and then can't accomplish and show the operation, and the backlight unit part is exactly the spare part that provides the light source for liquid crystal display, along with the continuous development of society, liquid crystal display's market demand constantly increases, and backlight unit's demand also constantly increases thereupon, and traditional backlight unit can satisfy people's user demand basically, but still has certain problem, and specific problem is as follows:

1. when the existing backlight module is used, the existing backlight module is generally installed with a display screen through a screw or a sticking mode, so that the installation is troublesome, and the disassembly and maintenance are inconvenient;

2. when using, the existing backlight module is installed together with a display screen through a screw or a pasting mode, and is easy to loosen after being used for a long time, so that the sealing property is insufficient, and dust easily enters the inside of the display to pollute the inside.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a backlight unit convenient to installation is fixed to current backlight unit who proposes in solving above-mentioned background art is not convenient for carry out the dismouting when using and is maintained, and the not enough problem of leakproofness between the display.

In order to achieve the above object, the utility model provides a following technical scheme: a backlight module convenient to install and fix comprises a display main body, a mounting plate and a protection bin, wherein one side of the display main body is provided with a groove, the inner wall of the groove is pasted with a rubber ring, the top and the bottom of the inner part of the groove are both provided with second limit grooves, the mounting plate is arranged in the groove, one side of the mounting plate, which is close to the display main body, is provided with the backlight module main body, one side of the backlight module main body, which is far away from the display main body, is uniformly fixed with radiating fins, the radiating fins penetrate through the mounting plate, one side of the mounting plate, which is far away from the display main body, is provided with the protection bin, the top and the bottom of the protection bin are both provided with first limit grooves, both ends of the protection bin are both provided with electric fans, one end of the inner wall of the protection bin is provided with, and the both ends of mounting groove inner wall are fixed with the fixed axle, the outside cover of fixed axle is equipped with the operation panel, and is connected with the spring between operation panel and the mounting panel, one side that the mounting groove was kept away from at the operation panel top is run through there is the damping pivot, the one end that the protection storehouse was kept away from in the damping pivot is installed the gag lever post, and the gag lever post extends to first spacing inslot portion, the spout has been seted up to one side that the damping pivot was kept away from at the operation panel top, and the inside of spout is provided with the slider, the top of slider articulates there is the stopper, and the stopper runs through the.

Preferably, the first limiting groove is obliquely arranged, and the side cross-sectional shape of the first limiting groove is semicircular.

Preferably, the operating panel is arranged obliquely, and the operating panel and the fixed shaft form a relative rotation structure.

Preferably, the damping rotating shaft has a T-shaped cross section, and the damping rotating shaft and the operating plate form a relative rotation structure.

Preferably, the transverse central axis of the sliding block is parallel to the transverse central axis of the sliding chute, and the sliding block and the sliding chute form a relative sliding structure.

Preferably, the cross-sectional shape of the limiting block is trapezoidal, and the limiting block and the mounting plate form a relative sliding structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the operating plate is rotatably connected with the fixed shaft, the sliding block is slidably connected with the sliding groove, the limiting block is slidably connected with the mounting plate, and the limiting block is hinged with the sliding block, so that an operator can drive the limiting block to be inserted into or separated from the corresponding second limiting groove by rotating the operating plate to limit or relieve the limiting on the mounting plate, and the operator can conveniently and quickly disassemble and assemble the mounting plate;

2. through the trapezoidal shape of the limiting block, when the limiting block is inserted into the corresponding second limiting groove, the mounting plate can be driven to move towards the direction close to the display main body, and then the rubber ring is extruded, so that after the mounting is finished, the rubber ring is in an extruded state, and the sealing property between the mounting plate and the display main body is further ensured;

3. through being provided with the radiating fin who runs through the mounting panel in the backlight unit main part to and the electric fan is to the flow with higher speed of the inside air in protection storehouse when rotating, make radiating fin can constantly absorb the heat in the backlight unit main part, electric fan constantly cools off radiating fin, thereby promotes the device's heat-sinking capability.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the present invention;

FIG. 4 is a schematic side sectional view of the present invention;

fig. 5 is an enlarged schematic structural diagram of fig. 4B according to the present invention.

In the figure: 1. a display main body; 2. a groove; 3. a rubber ring; 4. mounting a plate; 5. a backlight module main body; 6. a heat dissipating fin; 7. a protection bin; 8. a first limit groove; 9. an electric fan; 10. filtering the vent holes; 11. mounting grooves; 12. a fixed shaft; 13. an operation panel; 14. a spring; 15. a damping rotating shaft; 16. a limiting rod; 17. a chute; 18. a slider; 19. a limiting block; 20. a second limit groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a backlight module convenient for installation and fixation comprises a display main body 1, a mounting plate 4 and a protection bin 7, wherein one side of the display main body 1 is provided with a groove 2, the inner wall of the groove 2 is adhered with a rubber ring 3, the top and the bottom of the inside of the groove 2 are both provided with second limiting grooves 20, the inside of the groove 2 is provided with the mounting plate 4, one side of the mounting plate 4 close to the display main body 1 is provided with a backlight module main body 5, one side of the backlight module main body 5 far away from the display main body 1 is uniformly fixed with radiating fins 6, the radiating fins 6 penetrate through the mounting plate 4, one side of the mounting plate 4 far away from the display main body 1 is provided with the protection bin 7, the top and the bottom of the protection bin 7 are both provided with first limiting grooves 8, the first limiting grooves 8 are obliquely arranged, and the side cross-section shape of the first limiting grooves 8 is semicircular, so that a limiting rod 16 can, when the limiting rod 16 is positioned in the first limiting groove 8, the position of the operating plate 13 can be limited;

the two ends of the protection bin 7 are both provided with the electric fans 9, one end of the inner wall of the protection bin 7 is provided with the filtering vent hole 10, the top and the bottom of one side, away from the display main body 1, of the mounting plate 4 are both provided with mounting grooves 11, two ends of the inner wall of the mounting grooves 11 are fixed with fixing shafts 12, the outer side of each fixing shaft 12 is sleeved with an operating plate 13, springs 14 are connected between the operating plates 13 and the mounting plate 4, the operating plates 13 are arranged in an inclined mode, and the operating plates 13 and the fixing shafts 12 form a relative rotating structure, so that an operator can extrude and rotate the operating plates 13 after releasing the limiting of the operating plates 13 by the;

a damping rotating shaft 15 penetrates through one side of the top of the operating plate 13, which is far away from the mounting groove 11, a limiting rod 16 is mounted at one end of the damping rotating shaft 15, which is far away from the protection bin 7, the limiting rod 16 extends into the first limiting groove 8, the cross section of the damping rotating shaft 15 is in a T shape, and the damping rotating shaft 15 and the operating plate 13 form a relative rotating structure, so that an operator can rotate the limiting rod 16;

a sliding groove 17 is formed in one side, away from the damping rotating shaft 15, of the top of the operating plate 13, a sliding block 18 is arranged inside the sliding groove 17, the transverse central axis of the sliding block 18 is parallel to the transverse central axis of the sliding groove 17, and the sliding block 18 and the sliding groove 17 form a relative sliding structure, so that when the operating plate 13 rotates, the sliding block 18 can correspondingly slide in the sliding groove 17;

the top of slider 18 articulates there is stopper 19, and stopper 19 runs through mounting groove 11 and extends to second spacing inslot 20, stopper 19's cross sectional shape is trapezoidal, and stopper 19 constitutes relative sliding structure with mounting panel 4, make operating panel 13 when rotating, slider 18 slides at the inside correspondence of spout 17, and then can drive stopper 19 and correspond and slide from top to bottom, thereby insert or leave the second spacing inslot 20 inside that corresponds, and then carry out spacing or the spacing of removing mounting panel 4 to mounting panel 4, make things convenient for operating personnel to carry out quick assembly disassembly to mounting panel 4 and backlight unit main part 5.

The working principle is as follows: when the backlight module convenient for installation and fixation is disassembled, the damping rotating shaft 15 is connected with the operating plate 13 in a rotating way, the limiting rod 16 is rotated away from the inside of the corresponding first limiting groove 8, the rotation limitation between the operating plate 13 and the fixed shaft 12 is removed, the operating plate 13 is rotated away from the protection bin 7 by the rotating connection between the operating plate 13 and the fixed shaft 12 and the elasticity of the spring 14, the operating plate 13 is rotated towards the direction away from the protection bin 7 by the sliding connection between the sliding block 18 and the sliding groove 17 and the hinging between the limiting block 19 and the sliding block 18, the limiting block 19 and the mounting plate 4 slide, so that the limiting block 19 can slide towards the inside of the mounting groove 11 and leave the corresponding second limiting groove 20, the limiting fixation of the mounting plate 4 is removed, meanwhile, the two groups of operating plates 13 are rotated to drive the two groups of limiting blocks 19 to simultaneously leave the corresponding second limiting grooves 20, and the mounting plate 4 and the backlight module main body 5 are removed, when the mounting plate 4 and the backlight module main body 5 need to be installed again, as mentioned above, the two sets of operation plates 13 are rotated to drive the stoppers 19 to slide towards the inside of the mounting groove 11, so that the two sets of stoppers 19 are located at positions not mutually limited by the second limiting groove 20, the mounting plate 4 is inserted into the groove 2, the operation plates 13 are loosened, the operation plates 13 rotate towards the initial direction under the elastic action of the springs 14 to drive the stoppers 19 to slide towards the inside of the second limiting groove 20, the inclined sides of the stoppers 19 and the edges of the second limiting groove 20 are mutually pressed, so that the mounting plate 4 can further move towards the direction close to the display main body 1 to press the rubber ring 3, at this time, the limiting rods 16 are rotated to the inside of the first limiting groove 8, so that the limiting rods 16 and the first limiting groove 8 are mutually matched to limit the rotation of the operation plates 13, and the installation can be completed, the installation is convenient and quick, and after the installation is finished, the rubber ring 3 is in an extrusion state, so that the sealing performance of the installation plate 4 and the display main body 1 is ensured;

when needing to dispel the heat, open electric fan 9, install multiunit radiating fin 6 on through backlight unit main part 5, make the heat that backlight unit main part 5 work produced constantly conduct to radiating fin 6 on, because radiating fin 6 is a whole, make the temperature of radiating fin 6 each part constantly tend to average condition, make radiating fin 6 be close to the temperature that protects 7 one side in storehouse also constantly improve, electric fan 9 constantly accelerates the circulation of air and outside air in the protection storehouse 7 through rotating this moment, and then make electric fan 9's heat dissipation become fast, make electric fan 9 constantly absorb the heat on the backlight unit main part 5 and give off to the air, thereby increase the heat-sinking capability of backlight unit main part 5.

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 invention.

Claims

1. The utility model provides a backlight unit convenient to installation is fixed, includes display main part (1), mounting panel (4) and protection storehouse (7), its characterized in that: a groove (2) is formed in one side of the display main body (1), a rubber ring (3) is pasted on the inner wall of the groove (2), second limiting grooves (20) are formed in the top and the bottom of the inner portion of the groove (2), a mounting plate (4) is arranged in the groove (2), a backlight module main body (5) is installed on one side, close to the display main body (1), of the mounting plate (4), radiating fins (6) are uniformly fixed on one side, far away from the display main body (1), of the backlight module main body (5), the radiating fins (6) penetrate through the mounting plate (4), a protection bin (7) is installed on one side, far away from the display main body (1), of the mounting plate (4), first limiting grooves (8) are formed in the top and the bottom of the protection bin (7), electric fans (9) are formed in the two ends of the protection bin (7), and one end of the inner wall of the protection bin (7) is provided with a filtering vent hole (10), the mounting plate (4) is far away from the top and the bottom of one side of the display main body (1) and is provided with a mounting groove (11), the two ends of the inner wall of the mounting groove (11) are fixed with fixing shafts (12), the outer side of each fixing shaft (12) is sleeved with an operating plate (13), a spring (14) is connected between each operating plate (13) and the mounting plate (4), one side of the top of each operating plate (13), which is far away from the mounting groove (11), is penetrated with a damping rotating shaft (15), one end of each damping rotating shaft (15), which is far away from the protection bin (7), is provided with a limiting rod (16), the limiting rod (16) extends into the first limiting groove (8), one side of the top of each operating plate (13), which is far away from the damping rotating shaft (15), the top of slider (18) articulates there is stopper (19), and stopper (19) run through mounting groove (11) and extend to in second spacing groove (20).

2. A backlight module convenient for installation and fixation as recited in claim 1, wherein: the first limiting groove (8) is obliquely arranged, and the side section of the first limiting groove (8) is semicircular.

3. A backlight module convenient for installation and fixation as recited in claim 1, wherein: the operating plate (13) is obliquely arranged, and the operating plate (13) and the fixed shaft (12) form a relative rotation structure.

4. A backlight module convenient for installation and fixation as recited in claim 1, wherein: the section of the damping rotating shaft (15) is T-shaped, and the damping rotating shaft (15) and the operating plate (13) form a relative rotating structure.

5. A backlight module convenient for installation and fixation as recited in claim 1, wherein: the transverse central axis of the sliding block (18) is parallel to the transverse central axis of the sliding groove (17), and the sliding block (18) and the sliding groove (17) form a relative sliding structure.

6. A backlight module convenient for installation and fixation as recited in claim 1, wherein: the cross-sectional shape of stopper (19) is trapezoidal, and stopper (19) and mounting panel (4) constitution relative sliding structure.