CN-224217203-U - Blue light-proof LED display screen

Abstract

The utility model discloses a blue light-proof LED display screen, which comprises a display screen body, wherein limiting clamping frames are fixedly arranged on two sides of the display screen body, and blue light-proof plates are vertically clamped and arranged in the limiting clamping frames. According to the utility model, the blue light prevention plate is arranged on the front surface of the display screen, so that the blue light prevention performance of the display screen can be improved, the specific blue light prevention layer is arranged, harmful blue light can be effectively filtered, the damage of the blue light to eyes is reduced, the vision health of a user is protected, the blue light prevention layer adopts rare earth oxide nano particles, the influence on the transmittance of other visible lights is small while the blue light is effectively filtered, the color reduction degree and the display definition of the display screen are ensured, the light reflection is reduced due to the arrangement of the anti-reflection layer, the visual angle and the contrast of the display screen are improved, the viewing experience is improved, the durability of the display screen is enhanced due to the arrangement of the protective layer, and the service life is prolonged.

Inventors

• WANG QIAN
• TIAN LIBO

Assignees

• 营口兄弟光电科技有限公司

Dates

Publication Date

20260508

Application Date

20250603

Claims (6)

1. 1. The blue light-proof LED display screen comprises a display screen body (1) and is characterized in that limiting clamping frames (2) are fixedly arranged on two sides of the display screen body (1), a blue light-proof plate (3) is vertically clamped and installed in each limiting clamping frame (2), the blue light-proof plate (3) consists of a base layer (9), a blue light-proof layer (10), an anti-reflection layer (11) and a protective layer (12), the blue light-proof layer (10) is attached to the outer portion of the base layer (9), the anti-reflection layer (11) is attached to the outer portion of the anti-reflection layer (10), and the protective layer (12) is attached to the outer portion of the anti-reflection layer (11).
2. 2. The blue light prevention LED display screen according to claim 1, wherein the top of the display screen body (1) is provided with a bending clamping frame (4) through a screw, two sides of the top of an inner cavity of the bending clamping frame (4) are provided with supporting springs (5), and the lower end of each supporting spring (5) is provided with an upper clamping frame (6).
3. 3. The blue light-proof LED display screen of claim 2, wherein a clamping groove (7) is formed in the upper clamping frame (6), the clamping groove (7) corresponds to the upper end of the blue light-proof plate (3), a stretching plate (8) is fixedly arranged at the center of the top of the upper clamping frame (6), and the upper end of the stretching plate (8) penetrates through the upper portion of the bending clamping frame (4).
4. 4. The blue light preventing LED display screen according to claim 1, wherein the blue light preventing layer (10) is composed of a transparent base material and blue light preventing nano particles dispersed therein, and the blue light preventing nano particles are rare earth oxide particles.
5. 5. The blue light preventing LED display screen according to claim 1, wherein the material of the anti-reflection layer (11) is silicon dioxide.
6. 6. The blue light preventing LED display screen according to claim 1, wherein the material of the protective layer (12) is polycarbonate, and the thickness is 0.5-2 mm.

Description

Blue light-proof LED display screen Technical Field The utility model relates to the technical field of LED display screens, in particular to a blue light-proof LED display screen. Background Along with the wide application of the LED display screen, people can be damaged by blue light when using the electronic equipment for a long time, the blue light is a part with shorter wavelength in the visible light, the energy is higher, the problems of eye fatigue, dryness, vision degradation and the like can be caused by long-term exposure to the blue light, even the retina can be damaged, and the problems of poor blue light prevention effect, influence on the display quality and the like still exist in the existing LED display screen although the existing LED display screen is improved to a certain extent in the aspect of blue light prevention. Disclosure of utility model The utility model aims to provide a blue light prevention LED display screen, which has the advantage of blue light prevention. In order to achieve the purpose, the utility model provides the technical scheme that the blue light-proof LED display screen comprises a display screen body, wherein limiting clamping frames are fixedly arranged on two sides of the display screen body, blue light-proof plates are vertically clamped and arranged in the limiting clamping frames, each blue light-proof plate consists of a base layer, a blue light-proof layer, an anti-reflection layer and a protective layer, the blue light-proof layer is attached to the outer portion of the base layer, the anti-reflection layer is attached to the outer portion of the blue light-proof layer, and the protective layer is attached to the outer portion of the anti-reflection layer. As the preferable scheme, the top of display screen body is installed through the screw and is buckled the card frame, the support spring is all installed to the both sides at the card frame inner chamber top of buckling, upper portion card frame is installed to support spring's lower extreme. As the preferable scheme, the inside of upper portion card frame has seted up the joint groove, the joint groove corresponds the upper end of preventing the blue light board, the center department fixed mounting at upper portion card frame top has the tensile board, the upper end of tensile board runs through to the top of buckling the card frame. As a preferable scheme, the blue light prevention layer consists of a transparent base material and blue light prevention nano particles dispersed in the transparent base material, wherein the blue light prevention nano particles are rare earth oxide particles. Preferably, the material of the anti-reflection layer is silicon dioxide. Preferably, the material of the protective layer is polycarbonate, and the thickness is 0.5-2 mm. Compared with the prior art, the utility model has the following beneficial effects: 1. According to the utility model, the blue light prevention plate is arranged on the front surface of the display screen, so that the blue light prevention performance of the display screen can be improved, the specific blue light prevention layer is arranged, harmful blue light can be effectively filtered, the damage of the blue light to eyes is reduced, the vision health of a user is protected, the blue light prevention layer adopts rare earth oxide nano particles, the influence on the transmittance of other visible lights is small while the blue light is effectively filtered, the color reduction degree and the display definition of the display screen are ensured, the light reflection is reduced due to the arrangement of the anti-reflection layer, the visual angle and the contrast of the display screen are improved, the viewing experience is improved, the durability of the display screen is enhanced due to the arrangement of the protective layer, and the service life is prolonged. 2. According to the utility model, the upper clamping frame is automatically clamped by the support spring through the elastic pretightening force, the installation can be completed without additional tools, the maintenance time is saved, the upper clamping frame can be lifted by a single hand through the stretching plate, the quick replacement of the blue light prevention plate is realized, the support spring is particularly suitable for a scene requiring frequent cleaning or replacement of an optical filter, the support spring can automatically adjust the clamping force according to the thickness of the blue light prevention plate, the plate fragmentation risk caused by rigid connection is avoided, and the spring structure can absorb vibration in the transportation or use process of the display screen, so that the blue light prevention plate and the display screen body are prevented from being damaged due to hard collision. Drawings FIG. 1 is a perspective view of a first view structure according to the present utility model; FIG. 2 is a perspective view of a second view structu