CN211786509U

CN211786509U - LED backlight source fixing device with anti-scattering structure

Info

Publication number: CN211786509U
Application number: CN202020567784.7U
Authority: CN
Inventors: 丁国亮; 谢建平; 任小康
Original assignee: Shenzhen China Star Optoelectronics Technology Co Ltd
Current assignee: Shenzhen saishida Technology Co.,Ltd.
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-10-27
Anticipated expiration: 2030-04-16

Abstract

The utility model belongs to the technical field of the LED backlight, especially, for a LED backlight fixing device with prevent astigmatic structure, including backplate, sliding tray and stopper, the top of backplate is fixed with shelters from the mechanism, and the internally mounted of backplate has the intermediate lamella, the inside of sliding tray is provided with reset spring, and the sliding tray is located the left side of intermediate lamella, the left side of stopper is fixed with the connecting plate, and the stopper is located reset spring's left side, the rear of connecting plate is connected with the curb plate, and the right side of curb plate is fixed with the rubber pad, the inside of curb plate is provided with luminous coating, and luminous coating's left side arrangement has the seal membrane. The LED backlight source fixing device with the anti-scattering structure can shield the light emitted by the backlight source, does not scatter when in use, is flexible in structure, can be adjusted according to the size of the backlight source, can fix the backlight sources with different sizes, is wide in application range, and is obvious at night.

Description

LED backlight source fixing device with anti-scattering structure

Technical Field

The utility model relates to a LED backlight technical field specifically is a LED backlight fixing device with prevent astigmatic structure.

Background

The LED backlight source is a light source positioned at the back of the liquid crystal display, the luminous effect of the LED backlight source directly influences the visual effect of the liquid crystal display module, the liquid crystal display does not emit light, the LED backlight source displays figures or the result of light modulation, and a special fixing device is required to be used for fixing the backlight source before the backlight source is installed and used.

Present traditional fixing device can't shelter from the light that the backlight sent, lead to the backlight to appear astigmatic condition when using easily, the mechanism is inflexible, can not adjust according to the size of backlight, can't fix the backlight of unidimensional not, application scope is limited, and difficult discovery night, need can shelter from the light that the backlight sent, astigmatism can not appear during the use, the structure is nimble, can adjust according to the size of backlight, can fix the backlight of unidimensional not, application scope is wide, and the novel fixing device who shows the eye night.

In order to solve the above problems, innovative design based on the original fixing device is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED backlight fixing device with prevent astigmatic structure to solve the unable brightness that sends the backlight of like product that proposes in the above-mentioned background art and shelter from, lead to the backlight to appear astigmatic condition when using easily, the mechanism is inflexible, can not adjust according to the size of backlight, can't fix the backlight of unidimensional not, and application scope is limited, and the difficult problem of being discovered night.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a LED backlight fixing device with prevent astigmatic structure, includes backplate, sliding tray and stopper, the top of backplate is fixed with shelters from the mechanism, and the internally mounted of backplate has the intermediate lamella, the inside of sliding tray is provided with reset spring, and the sliding tray is located the left side of intermediate lamella, the left side of stopper is fixed with the connecting plate, and the stopper is located reset spring's left side, the rear of connecting plate is connected with the curb plate, and the right side of curb plate is fixed with the rubber pad, the inside of curb plate is provided with night light coating, and the left side of night light coating settles and have the seal membrane.

Preferably, the shielding mechanism comprises a fixed plate, a slide way, a slide block, a light shielding plate, a stop screw and a stress plate, the slide way is arranged inside the fixed plate, the slide way is internally provided with the slide block, the right side of the slide block is connected with the light shielding plate, the stop screw is installed above the light shielding plate, and the stress plate is fixed outside the stop screw.

Preferably, the horizontal center line between the light screen and the fixed plate coincides, the light screen and the fixed plate form a sliding translation structure through the matching between the sliding block and the sliding way, and the fixed plate is perpendicular to the back plate.

Preferably, the stress plates are annularly distributed about the circle center of the stop screw, the light shielding plate is movably connected with the fixed plate through the stop screw, and the fixed plates are symmetrical about the horizontal center line of the back plate.

Preferably, the connecting plate is connected with the sliding groove in a sliding mode through a limiting block, the connecting plate and the back plate form an elastic stretching structure through the matching among the limiting block, the reset spring, the sliding groove and the middle plate, and the connecting plate and the side plates form a barb-shaped structure.

Preferably, the right end surface of the side plate is tightly attached to the left end surface of the rubber pad, the side plate forms a sealing structure through the sealing film, and the noctilucent coating and the side plate and the sealing film form a coating structure.

Compared with the prior art, the beneficial effects of the utility model are that: the LED backlight source fixing device with the anti-scattering structure can shield the light emitted by the backlight source, does not scatter light when in use, has a flexible structure, can be adjusted according to the size of the backlight source, can fix the backlight sources with different sizes, and has wide application range and is obvious at night;

1. the LED backlight source fixing device with the anti-scattering structure is characterized in that the shading plate and the fixing plate are arranged on the shading mechanism, so that the light emitted by the backlight source is prevented from being scattered, the situation that the light emitted by the backlight source is scattered is avoided, meanwhile, the length of the shading plate can be adjusted through the movement of the shading plate in the slide way, the device can be adjusted according to the backlight sources with different sizes, the application range of the device is widened, the position of the shading plate is fixed by the stop screw, the position of the shading plate cannot be shifted when the device fixes the backlight source, the stability of the device is improved, acting force can be applied to the stop screw through the stress plate, a user can conveniently adjust the stop screw, and the use is convenient;

2. the LED backlight source fixing device with the anti-scattering structure is characterized in that the device is used for fixing the backlight source through the arrangement of the connecting plate, the side plates, the reset spring, the limiting block and the sliding groove and through the barb-shaped structure between the connecting plate and the side plates, meanwhile, the side plates can clamp the backlight source on the back plate through the elasticity of the reset spring, and the position of the side plates can be adjusted through the sliding of the limiting block in the sliding groove, so that the device can be adjusted according to the width of the backlight source, the application range of the device is further expanded, the structure is flexible, and the problem that the conventional fixing device cannot fix the backlight sources with different sizes is solved;

3. this LED backlight fixing device with prevent astigmatic structure passes through the rubber pad, the curb plate, the setting of night light coating and seal membrane, the rubber pad has prevented the condition of the outside fish tail of backlight of the corner of curb plate, night light coating can send light under the environment of dark simultaneously, thereby carry out the illumination work, make the device also can be easily found at night, the electric power that the light that traditional illumination was used consumeed has been saved, it is more saving to the resource, and the light that night light coating sent is soft can not amazing people's around eyes under the environment of dark, the laminating has the seal membrane on the curb plate simultaneously, make outside medium can not with night light coating direct contact, outside medium has also been prevented simultaneously and the pollution of night light coating, the condition that user's hand was stained with to night light coating has also been avoided, the life of night light coating has been promoted.

Drawings

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

fig. 2 is a schematic side view of the present invention;

fig. 3 is the schematic view of the shielding mechanism of the present invention.

In the figure: 1. a back plate; 2. a shielding mechanism; 201. a fixing plate; 202. a slideway; 203. a slider; 204. a visor; 205. a stop screw; 206. a stress plate; 3. a middle plate; 4. a sliding groove; 5. a return spring; 6. a limiting block; 7. a connecting plate; 8. a side plate; 9. a rubber pad; 10. luminous paint; 11. and (5) sealing the film.

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. 1-3, the present invention provides a technical solution: a LED backlight source fixing device with an anti-scattering structure comprises a back plate 1, a sliding groove 4 and a limiting block 6, wherein a shielding mechanism 2 is fixed at the top end of the back plate 1, a middle plate 3 is installed inside the back plate 1, a reset spring 5 is arranged inside the sliding groove 4, the sliding groove 4 is located on the left side of the middle plate 3, a connecting plate 7 is fixed on the left side of the limiting block 6, the limiting block 6 is located on the left side of the reset spring 5, a side plate 8 is connected to the rear of the connecting plate 7, a rubber pad 9 is fixed on the right side of the side plate 8, a noctilucent coating 10 is arranged inside the side plate 8, and a sealing film 11 is arranged on the left side;

further, the shielding mechanism 2 comprises a fixed plate 201, a slide way 202, a slide block 203, a light shielding plate 204, a stop screw 205 and a stress plate 206, wherein the slide way 202 is arranged inside the fixed plate 201, the slide block 203 is arranged inside the slide way 202, the light shielding plate 204 is connected to the right side of the slide block 203, the stop screw 205 is arranged above the light shielding plate 204, and the stress plate 206 is fixed outside the stop screw 205;

further, the horizontal center line between the light shielding plate 204 and the fixing plate 201 is overlapped, the light shielding plate 204 and the fixing plate 201 form a sliding translation structure through the matching between the sliding block 203 and the sliding rail 202, the fixing plate 201 is perpendicular to the backboard 1, the light shielding plate 204 and the fixing plate 201 shield the light emitted by the backlight source, so that the light emitted by the backlight source is not dispersed, the condition that the light emitted by the backlight source is dispersed is avoided, and meanwhile, the length of the light shielding plate 204 can be adjusted through the movement of the light shielding plate 204 in the sliding rail 202, so that the device can be adjusted according to the backlight sources with different sizes, and the application range of the device is expanded;

furthermore, the stress plates 206 are distributed in a ring shape about the circle center of the stop screw 205, the light shielding plate 204 is movably connected with the fixing plate 201 through the stop screw 205, the fixing plates 201 are symmetrical about the horizontal center line of the back plate 1, and the stop screw 205 fixes the position of the light shielding plate 204, so that the light shielding plate 204 does not deviate in position when the device fixes the backlight source, the stability of the device is improved, the stress plate 206 can apply acting force to the stop screw 205, a user can conveniently adjust the stop screw 205, and the use is convenient;

furthermore, the connecting plate 7 is connected with the sliding groove 4 in a sliding mode through the limiting block 6, the return spring 5, the sliding groove 4 and the middle plate 3 are matched with the back plate 1 to form an elastic stretching structure, the connecting plate 7 and the side plates 8 are in a barb-shaped structure, the device can fix the backlight source through the barb-shaped structure between the connecting plate 7 and the side plates 8, the side plates 8 can clamp the backlight source on the back plate 1 through the elasticity of the return spring 5, the position of the side plates 8 can be adjusted through the sliding of the limiting block 6 in the sliding groove 4, the device can be adjusted according to the width of the backlight source, the application range of the device is further expanded, the structure is flexible, and the problem that the existing fixing device cannot fix the backlight sources with different sizes is solved;

further, the right end surface of the side plate 8 is closely attached to the left end surface of the rubber pad 9, the side plate 8 forms a sealing structure through the sealing film 11, and a coating structure is formed between the luminous paint 10 and the side plate 8 and the sealing film 11, the rubber pad 9 prevents the corners of the side plate 8 from scratching the outside of the backlight source, meanwhile, the luminous paint 10 can emit light in a dark environment, so that the device can be easily found at night, the power consumed by a lighting lamp used in the traditional lighting is saved, resources are saved, the light emitted by the luminous paint 10 is soft and cannot stimulate eyes of surrounding people in the dark environment, meanwhile, the sealing film 11 is attached to the side plate 8, so that an external medium cannot be in direct contact with the luminous paint 10, meanwhile, the pollution of the luminous paint 10 by the external medium is also prevented, and the condition that the luminous paint 10 is stained on the hands of a user is also avoided, the service life of the luminous paint 10 is prolonged.

The working principle is as follows: the LED backlight source fixing device with the anti-scattering structure is used on the principle that the device is assembled, then the device is placed at a proper position, the device is enabled to fix the backlight source through the barb-shaped structure between the connecting plate 7 and the side plate 8, meanwhile, the side plate 8 can clamp the backlight source on the back plate 1 through the elasticity of the reset spring 5, the position of the side plate 8 can be adjusted through the sliding of the limiting block 6 in the sliding groove 4, so that the device can be adjusted according to the width of the backlight source, the application range of the device is further expanded, the structure is flexible, and the problem that the existing fixing device cannot fix the backlight sources with different sizes is solved;

the light shading plate 204 and the fixing plate 201 shade the light emitted by the backlight source, so that the light emitted by the backlight source is not dispersed, the condition that the light emitted by the backlight source is dispersed is avoided, meanwhile, the length of the light shading plate 204 can be adjusted through the movement of the light shading plate 204 in the slide rail 202, so that the device can be adjusted according to the backlight sources with different sizes, the application range of the device is improved, the position of the light shading plate 204 is fixed through the stop screw 205, the light shading plate 204 cannot deviate in position when the device fixes the backlight source, the stability of the device is improved, acting force can be applied to the stop screw 205 through the stress plate 206, a user can adjust the stop screw 205 conveniently, and the use is convenient;

rubber pad 9 has prevented the condition of the outside fish tail of backlight of the corner of curb plate 8, luminous coating 10 can send light under the environment of dark simultaneously, thereby carry out the work of throwing light on, make the device also can be easily discover at night, the electric power that the light that traditional illumination used consumeed has been saved, practice thrift more the resource, and the light that luminous coating 10 sent is soft can not amazing people's around eye under the environment of dark, the laminating has seal membrane 11 on the curb plate 8 simultaneously, make outside medium can not with luminous coating 10 direct contact, the while has also prevented that outside medium from polluting luminous coating 10, the condition that luminous coating 10 is stained with user's hand has also been avoided, luminous coating 10's life has been promoted.

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 LED backlight fixing device with prevent astigmatic structure, includes backplate (1), sliding tray (4) and stopper (6), its characterized in that: the utility model discloses a luminous floor board, including backplate (1), sliding tray (6), connecting plate (7), and stopper (6) are located reset spring (5), the rear of connecting plate (7) is connected with curb plate (8), and the right side of curb plate (8) is fixed with rubber pad (9), the inside of curb plate (8) is provided with night light coating (10), and the left side arrangement of night light coating (10) has seal membrane (11), and the internally mounted of backplate (1) has intermediate lamella (3), the inside of sliding tray (4) is provided with reset spring (5), and sliding tray (4) is located the left side of intermediate lamella (3), the left side of stopper (6) is fixed with connecting plate (7), and stopper (6) are located.

2. The LED backlight source fixing device with the anti-scattering structure as claimed in claim 1, wherein: the shielding mechanism (2) comprises a fixing plate (201), a slide way (202), a slide block (203), a light shielding plate (204), a stop screw (205) and a stress plate (206), the slide way (202) is arranged inside the fixing plate (201), the slide block (203) is arranged inside the slide way (202), the right side of the slide block (203) is connected with the light shielding plate (204), the stop screw (205) is installed above the light shielding plate (204), and the stress plate (206) is fixed outside the stop screw (205).

3. The LED backlight source fixing device with the anti-scattering structure as claimed in claim 2, wherein: the horizontal center line between the light shielding plate (204) and the fixing plate (201) is overlapped, the light shielding plate (204) and the fixing plate (201) form a sliding translation structure through the matching between the sliding block (203) and the sliding way (202), and the fixing plate (201) is vertical to the back plate (1).

4. The LED backlight source fixing device with the anti-scattering structure as claimed in claim 2, wherein: the stress plates (206) are distributed in a ring shape relative to the circle center of the stop screw (205), the light shielding plates (204) are movably connected with the fixed plates (201) through the stop screw (205), and the fixed plates (201) are symmetrical relative to the horizontal center line of the back plate (1).

5. The LED backlight source fixing device with the anti-scattering structure as claimed in claim 1, wherein: the connecting plate (7) is connected with the sliding groove (4) in a sliding mode through the limiting block (6), the connecting plate (7) and the back plate (1) form an elastic stretching structure through the limiting block (6), the reset spring (5), the sliding groove (4) and the middle plate (3), and a barb-shaped structure is formed between the connecting plate (7) and the side plate (8).

6. The LED backlight source fixing device with the anti-scattering structure as claimed in claim 1, wherein: the right-hand member surface of curb plate (8) closely laminates with the left end surface of rubber pad (9), and curb plate (8) constitute seal structure through seal membrane (11) to be cladding form structure between noctilucent paint (10) and curb plate (8) and seal membrane (11).