CN218068508U

CN218068508U - High bright backlight unit structure of ultra-thin narrow frame

Info

Publication number: CN218068508U
Application number: CN202221340610.2U
Authority: CN
Inventors: 倪恒佑
Original assignee: Dongguan Zhongbohui Display Technology Co ltd
Current assignee: Dongguan Zhongbohui Display Technology Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-12-16
Anticipated expiration: 2032-05-31

Abstract

The utility model relates to the technical field of liquid crystal display, a super-thin type narrow frame high-brightness backlight module structure, which comprises a bottom frame, wherein a light-emitting source is embedded in the bottom frame, a light-passing plate is bonded on one side of the light-emitting source, the light-passing plate is bonded with the inside of the bottom frame, two diffusion plates are arranged above the light-passing plate, and the diffusion plates are bonded with the inside of the bottom frame; the fixed block is slid on the surface of the bottom frame, the spring is used for pushing the clamping block to fix the position, the pushing block is used for pushing the light reflecting plate to slide along the sliding groove in the bottom frame, the position is adjusted, effective reflection can be carried out according to the light emitting condition of the light emitting source, and the normal emission of light rays is guaranteed; through fan work, via the opening air inlet to exhaust through the recess, can in time and effectually blow away the heat that the underframe inside exists, guarantee the radiating effect, guarantee the normal work of device, protect inside components and parts.

Description

High bright backlight unit structure of ultra-thin narrow frame

Technical Field

The utility model relates to a liquid crystal display technology field specifically is a high bright backlight unit structure of ultra-thin type narrow frame.

Background

The backlight module is one of the key components of the liquid crystal display panel, and has the functions of supplying sufficient light source with uniform brightness and distribution to normally display images. The backlight source and the liquid crystal display screen are combined together to form the liquid crystal display module.

But current backlight unit often can have following problem when specifically using, at first, the luminous principle of current device is with the light source through the light-passing board and the cooperation of reflector panel work of giving out light, but the reflector panel position of current device can't carry out corresponding position adjustment according to specific luminous circumstances, can have the light source loss to light source reflection work, the condition such as astigmatism, influence whole backlight unit's working property, secondly, current device is giving out light the during operation because electric power is used, can produce a large amount of heats, simple opening radiating effect is not enough carries out effectual radiating work, can cause inside components and parts to damage because of the high temperature, unable work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bright backlight unit structure of ultra-thin type narrow frame height has solved the current problem that exists.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high bright backlight unit structure of ultra-thin type narrow frame, includes the underframe, the embedded light emitting source that is provided with in inside of underframe, one side of light emitting source bonds there is the light-passing board, the inside bonding of light-passing board and underframe, the top of light-passing board is provided with two diffuser plates, the inside bonding of diffuser plate and underframe, two be provided with the brightening plate between the diffuser plate, the brightening plate bonds with the inside of underframe, the upside the top of diffuser plate is provided with the roof, the inside bonding of roof and underframe, the inside sliding connection of underframe has the reflector panel, the bottom of reflector panel is provided with adjustment mechanism, adjustment mechanism includes articulated seat, articulated seat bonds in the surface of reflector panel, the inside of articulated seat articulates there is the kicking block, the other end of kicking block articulates there is the connecting block, the connecting block is through seting up in the inside fluting of sill block and the inside sliding connection of underframe, the welding of the connecting block other end has the fixed block, the fixed block is through seting in sill surface slide and the surface sliding connection of underframe, the inside of sill is provided with the heat dissipation mechanism, the opening is seted up in the surface of underframe, the fan and filter screen, the through-hole of underframe, the bottom of underframe is provided with the through-hole intercommunication of underframe, the through the bottom recess of underframe.

Preferably, the notches have all been seted up to the both sides of underframe inner wall, the slider has all been welded to the both sides of reflector panel, slider and notch sliding connection through setting up notch and slider, can make things convenient for the reflector panel to slide in the inside stability of underframe to inject the slip stroke.

Preferably, the inside of fixed block has the spring through leading to the groove welding, the other end welding of spring has the fixture block, the fixture block passes through the inside sliding connection of bayonet socket and end frame, through setting up spring and fixture block, can fix the position of fixed block, guarantees the stability of reflector panel position.

Preferably, the locating slot has been seted up to the inside of fixed block, locating slot and fixture block sliding connection through setting up the locating slot, can make things convenient for the fixture block to slide in the inside stability of fixed block.

Preferably, one side welding on underframe surface has the wiring foot, the wiring foot passes through the wire and is connected with the light emitting source electricity, through setting up the wiring foot, can guarantee the normal work of light emitting source.

Preferably, the both sides of roof all weld and have fixed foot, fixed foot passes through the fixed slot and bonds with the surface of underframe, through setting up fixed foot, can make things convenient for the fixed mounting of roof.

Preferably, all bond all around on the surface of roof has the anti-dazzling screen, through setting up the anti-dazzling screen, can guarantee the gathering transmission of light.

Compared with the prior art, the utility model provides a bright backlight unit structure of ultra-thin type narrow frame height possesses following beneficial effect:

the fixed block is slid on the surface of the bottom frame, the spring is used for pushing the clamping block to fix the position, the pushing block is used for pushing the light reflecting plate to slide along the sliding groove in the bottom frame, the position is adjusted, effective reflection can be carried out according to the light emitting condition of the light emitting source, and the normal emission of light rays is guaranteed;

through fan work, via the opening air inlet to exhaust through the recess, can in time and effectually blow away the heat that the underframe inside exists, guarantee the radiating effect, guarantee the normal work of device, protect inside components and parts.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic sectional view of the structure of the present invention;

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

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a bottom frame; 2. a light emitting source; 3. a light-transmitting plate; 4. a diffuser plate; 5. a brightening plate; 6. a top plate; 7. a reflector; 8. an adjustment mechanism; 81. a hinged seat; 82. a top block; 83. connecting blocks; 84. a fixed block; 9. a heat dissipation mechanism; 91. an opening; 92. a fan; 93. filtering with a screen; 94. a groove; 10. a notch; 11. a slider; 12. a spring; 13. a clamping block; 14. positioning a groove; 15. a wiring pin; 16. a fixing leg; 17. a shading sheet.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, an ultra-thin narrow-frame high-brightness backlight module structure comprises a bottom frame 1, a light source 2 embedded inside the bottom frame 1, a light-transmitting plate 3 adhered to one side of the light source 2, the light-transmitting plate 3 adhered to the inside of the bottom frame 1, two diffusion plates 4 arranged above the light-transmitting plate 3, the diffusion plates 4 adhered to the inside of the bottom frame 1, a light-increasing plate 5 arranged between the two diffusion plates 4, the light-increasing plate 5 adhered to the inside of the bottom frame 1, a top plate 6 arranged above the upper diffusion plate 4, the top plate 6 adhered to the inside of the bottom frame 1, a reflective plate 7 connected to the inside of the bottom frame 1 in a sliding manner, an adjusting mechanism 8 arranged at the bottom of the reflective plate 7, the adjusting mechanism 8 comprising a hinged base 81, articulated seat 81 bonds in the surface of reflector panel 7, the inside of articulated seat 81 articulates there is kicking block 82, the other end of kicking block 82 articulates there is connecting block 83, connecting block 83 is through seting up in the inside fluting of bottom block and the inside sliding connection of underframe 1, the welding of the connecting block 83 other end has fixed block 84, fixed block 84 is through seting up in the slide on bottom block surface and the surface sliding connection of underframe 1, the inside of underframe 1 is provided with heat dissipation mechanism 9, heat dissipation mechanism 9 includes opening 91, the surface of underframe 1 is seted up to opening 91, opening 91's inside is provided with fan 92 and filter screen 93, recess 94 has been seted up at the middle part of underframe 1 bottom, recess 94 passes through the inside intercommunication of through-hole and underframe 1.

The fixed block 84 is slid on the surface of the bottom frame 1, the spring 12 is used for pushing the fixture block 13 to fix the position, the pushing block 82 is used for pushing the reflector 7 to slide along the chute 10 in the bottom frame 1, the position is adjusted, effective reflection can be performed according to the light emitting condition of the light emitting source 2, and normal emission of light is guaranteed; work through fan 92, via opening 91 air inlet to air exhaust through recess 94, can in time just effectually blow away the heat that underframe 1 inside exists, guarantee the radiating effect, guarantee the normal work of device, protect inside components and parts.

Further, notch 10 has all been seted up to the both sides of underframe 1 inner wall, and slider 11 has all been welded to the both sides of reflector panel 7, and slider 11 and notch 10 sliding connection through setting up notch 10 and slider 11, can make things convenient for the reflector panel 7 to slide in underframe 1 inside stability to inject the slip stroke.

Further, the spring 12 is welded in the fixing block 84 through the through groove, the fixture block 13 is welded at the other end of the spring 12, the fixture block 13 is connected with the bottom frame 1 through the bayonet in a sliding mode, the spring 12 and the fixture block 13 are arranged, the fixing block 84 can be fixed, and the position of the reflector 7 is stable.

Furthermore, a positioning groove 14 is formed in the fixing block 84, the positioning groove 14 is connected with the fixture block 13 in a sliding manner, and the fixture block 13 can slide stably in the fixing block 84 conveniently by the positioning groove 14.

Further, one side welding on underframe 1 surface has wiring foot 15, and wiring foot 15 passes through the wire to be connected with light emitting source 2 electricity, through setting up wiring foot 15, can guarantee the normal work of light emitting source 2.

Further, fixed foot 16 has all been welded to the both sides of roof 6, and fixed foot 16 passes through the fixed slot and bonds with the surface of underframe 1, through setting up fixed foot 16, can make things convenient for the fixed mounting of roof 6.

Furthermore, all bond around the surface of roof 6 and have anti-dazzling screen 17, through setting up anti-dazzling screen 17, can guarantee the gathering of light and emit.

During the use, at first utilize fixed foot 16 with roof 6 and underframe 1 fixed mounting, later utilize wiring foot 15 to be connected the device with external equipment and be connected, in the use, through the surperficial slip fixed block 84 at underframe 1, and utilize spring 12 top to move fixture block 13 and carry out the fixed of position, utilize kicking block 82 top to move reflector panel 7 and slide along spout 10 in underframe 1 inside, with this adjustment of carrying out the position to reflector panel 7, guarantee reflective performance, at the in-process of whole work, through fan 92 work, via opening 91 air inlet, and utilize filter screen 93 to filter the edulcoration to inspiratory air, can prevent that the foreign matter from getting into, finally exhaust through recess 94, can accomplish work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high bright backlight unit structure of ultra-thin type narrow frame, includes underframe (1), its characterized in that: the light-emitting plate is characterized in that a light-emitting source (2) is embedded in the bottom frame (1), a light-transmitting plate (3) is bonded on one side of the light-emitting source (2), the light-transmitting plate (3) is bonded with the inside of the bottom frame (1), two diffusion plates (4) are arranged above the light-transmitting plate (3), a light-increasing plate (5) is arranged between the two diffusion plates (4), the light-increasing plate (5) is bonded with the inside of the bottom frame (1), a top plate (6) is arranged above the diffusion plates (4), the top plate (6) is bonded with the inside of the bottom frame (1), and a reflecting plate (7) is slidably connected inside the bottom frame (1), the bottom of reflector panel (7) is provided with adjustment mechanism (8), adjustment mechanism (8) are including articulated seat (81), articulated seat (81) bond in the surface of reflector panel (7), the inside of articulated seat (81) articulates there is kicking block (82), the other end of kicking block (82) articulates there is connecting block (83), connecting block (83) are through seting up the inside fluting of bottom block and the inside sliding connection of underframe (1), connecting block (83) other end welding has fixed block (84), fixed block (84) are through seting up the slide on bottom block surface and the surface sliding connection of underframe (1) in fixed block (84) The utility model discloses a heat dissipation structure, the inside of underframe (1) is provided with heat dissipation mechanism (9), heat dissipation mechanism (9) include opening (91), the surface of underframe (1) is seted up in opening (91), the inside of opening (91) is provided with fan (92) and filter screen (93), the middle part of underframe (1) bottom is seted up flutedly (94), recess (94) are through the inside intercommunication of through-hole and underframe (1).

2. The ultra-thin type narrow-frame high-brightness backlight module structure of claim 1, wherein: notch (10) have all been seted up to the both sides of underframe (1) inner wall, slider (11) have all been welded to the both sides of reflector panel (7), slider (11) and notch (10) sliding connection.

3. The ultra-thin type narrow-frame high-brightness backlight module structure of claim 1, wherein: the inside of fixed block (84) has spring (12) through logical groove welding, the other end welding of spring (12) has fixture block (13), fixture block (13) pass through the inside sliding connection of bayonet socket and underframe (1).

4. The ultra-thin type narrow-frame high-brightness backlight module structure of claim 3, wherein: the inside of fixed block (84) is seted up constant head tank (14), constant head tank (14) and fixture block (13) sliding connection.

5. The ultra-thin type narrow-frame high-brightness backlight module structure of claim 1, wherein: one side welding on underframe (1) surface has wiring foot (15), wiring foot (15) are connected with light emitting source (2) electricity through the wire.

6. The ultra-thin type narrow-frame high-brightness backlight module structure of claim 1, wherein: fixed feet (16) are welded on two sides of the top plate (6), and the fixed feet (16) are bonded with the surface of the bottom frame (1) through fixed grooves.

7. The ultra-thin narrow-border high-brightness backlight module structure of claim 1, wherein: and shading sheets (17) are bonded on the periphery of the surface of the top plate (6).