CN217955381U

CN217955381U - LED display screen mask

Info

Publication number: CN217955381U
Application number: CN202222319163.9U
Authority: CN
Inventors: 王祥国; 李阳; 汤仁君; 王训; 刘世良
Original assignee: Shenzhen Zhouming Technology Co Ltd
Current assignee: Shenzhen Zhouming Technology Co Ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-12-02
Anticipated expiration: 2032-09-01

Abstract

The utility model discloses a LED display screen face guard belongs to display screen technical field. The LED display screen mask comprises a plurality of mask units which are in one-to-one correspondence with the LED lamp beads respectively, grooves are formed in the circumferential edges of the mask units, and groove surface microstructures are arranged in the grooves. The LED display screen mask is characterized in that strip-shaped grooves which are crossed transversely and vertically are distributed between adjacent mask units of the LED display screen mask and correspond to splicing seams of the LED display screen, and groove surface microstructures for dimming are distributed in the grooves, so that the grooves can be darkened, the grooves are closer to the dark lines of the splicing seams, and the splicing seams are sharp in vision. The conical mask main body microstructures on the LED display screen cover are intersected and distributed on the surface to form concave-convex wave-shaped texture distribution, so that the reflection times of external irradiation light among the mask main body microstructures can be increased, the reflection is weakened, the whole screen is blacker and more uniform in ink color under the observation visual angle, and the display quality of the LED display screen is improved.

Description

LED display screen mask

Technical Field

The utility model relates to a display screen technical field, more specifically say, it relates to a LED display screen face guard.

Background

The face guard plays the effect of protection LED lamp pearl as the outward appearance structure spare of LED display screen on the one hand, also can shelter from LED lamp base and the outer tin cream that leaks in addition, plays the effect of concealing. In order to improve the contrast, the mask was made black by each manufacturer. The complete LED display screen is composed of a plurality of unit modules, and under the condition that the black screen is not lightened, the ink color of the module mask and the fine structure difference of the surface can cause the screen to generate the phenomenon of bean curd block, so that the attractiveness of the LED screen is influenced. The design of the mask microstructure influences the reflection brightness, reflection angle and reflection uniformity of the module.

At present traditional face guard micro-structural design is mostly regular strip distribution, and under the illumination, reflection of light homogeneity is poor, and is bright dark inequality under the different observation visual angles, and the concatenation seam is obvious between each module face guard, influences the display quality of display screen.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a LED display screen face guard, it is obvious to solve the concatenation seam between the module face guard, influences the technical problem of the display quality of display screen.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a LED display screen face guard, includes a plurality of respectively with the face guard unit of LED lamp pearl one-to-one, follows the circumference edge of face guard unit all is equipped with the slot, the ditch inslot is equipped with slot face micro-structure.

As a further optimization, a plurality of the groove surface microstructures are arranged in the groove, and the plurality of the groove surface microstructures are uniformly distributed along each edge of the mask unit.

As a further optimization, the width W of the groove face microstructure and the distance L between two adjacent mask units satisfy: L/W is more than 2.

Preferably, the microstructure of the groove surface is prism-shaped, cone-shaped or arc-shaped, and/or the microstructure of the groove surface is concave or convex.

As a further optimization, the mask unit is formed by the intersecting arrangement surfaces of a plurality of mask main body microstructures to form concave-convex wave-shaped texture distribution.

As a further optimization, the ratio of the depth H of the mask body microstructure to the point diameter D is greater than or equal to 1.

As a further optimization, the mask body microstructure satisfies the following conditions: px = Py is not more than D sin45 degrees, wherein Px is the distance between the central points of two adjacent mask main body microstructures in the first direction, py is the distance between the central points of two adjacent mask main body microstructures in the second direction, and D is the diameter of the point of each mask main body microstructure.

As a further refinement, the mask body microstructures are concave to a flat surface or convex to a flat surface.

As a further optimization, the mask body microstructure is conical.

As a further optimization, the LED display screen mask is made of black plastic, and/or a matte black paint layer is disposed on the surface of the LED display screen mask.

To sum up, the utility model discloses following beneficial effect has: the LED display screen mask is characterized in that strip-shaped grooves which are crossed transversely and vertically are distributed between adjacent mask units of the LED display screen mask and correspond to splicing seams of the LED display screen, and groove surface microstructures for dimming are distributed in the grooves, so that the grooves can be darkened, the grooves are closer to the dark lines of the splicing seams, and the splicing seams are sharp in vision. The conical mask main body microstructures on the LED display screen cover are intersected and distributed on the surface to form concave-convex wave-shaped texture distribution, so that the reflection times of external irradiation light among the mask main body microstructures can be increased, the reflection is weakened, the whole screen is blacker and more uniform in ink color under the observation visual angle, and the display quality of the display screen is improved.

Drawings

FIG. 1 is a schematic structural diagram of a mask of an LED display screen in an embodiment;

FIG. 2 is a partial sectional view of a groove of a mask for an LED display screen in an embodiment;

fig. 3 is a schematic view of the arrangement rule of the microstructure of the mask body of the LED display mask in the embodiment.

In the figure: 1. a mask unit; 11. a mask body microstructure; 2. avoiding holes; 3. a trench; 31. a trench face microstructure.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments. It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. The descriptions of the orientations such as "left", "right", "upper", "lower", "X-axis" and "Y-axis" in the claims, the description and the drawings of the present invention only use the drawings as the reference orientation, the orientations have relativity, the reference objects are different to result in different orientations, and the orientation description in the present application is only for the convenience of understanding the scheme, and is not used as the limitation to the actual orientation and the scheme.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, the present embodiment discloses an LED display screen mask, which includes a plurality of mask units 1 corresponding to LED lamp beads one to one. Face guard unit 1 is equipped with dodges hole 2, dodges hole 2 and LED lamp pearl adaptation, and LED display screen face guard installation back, LED lamp pearl card goes into dodges hole 2. Grooves 3 are formed in the circumferential edges of the four sides of the mask unit 1, and groove surface microstructures 31 are arranged in the grooves 3. The LED display screen mask is characterized in that strip-shaped grooves 3 which are crossed transversely and vertically are distributed between adjacent mask units 1 of the LED display screen mask, when the LED display screen is installed on an LED display module, the grooves 3 correspond to splicing seams of the LED display module, and groove surface microstructures 31 in the grooves 3 are used for dimming, so that the grooves 3 can become dark and are closer to the hidden lines of the splicing seams, the splicing seams are visually lightened, and the display quality of the LED display screen is improved. For convenience of production and transportation, in practical application, a plurality of LED display screen masks can be combined, six mask units 1 are taken as an example in fig. 1, and the number of the mask units 1 in practical application is designed according to practical requirements.

In this embodiment, as shown in fig. 1 and fig. 2, a plurality of groove surface microstructures 31 are arranged in the groove 3, the plurality of groove surface microstructures 31 are uniformly distributed along each edge of the mask unit 1, and the arrangement of the plurality of groove surfaces 31 can further improve the light reduction effect and the display quality of the LED display screen. The width W of the groove face microstructure 31 and the distance L between two adjacent mask units 1 satisfy: L/W is more than 2, and the width W of the groove surface microstructure 31 is the maximum width. The groove microstructure 31 may be pyramid-shaped, pyramid-shaped or arc-shaped, the groove microstructure 31 is preferably concave, and in other embodiments, the groove microstructure 31 may also be convex.

In the present embodiment, as shown in fig. 1, the mask unit 1 has a concave-convex wave-shaped texture distribution formed by intersecting arrangement surfaces of a plurality of mask body microstructures 11. The mask main body microstructures 11 with the concave-convex wavy texture distribution can increase the reflection times of external irradiation light among the mask main body microstructures 11, the reflection is weakened, the whole screen is darker under an observation visual angle, and the ink color is more uniform. The ratio of the depth H of the mask body microstructure 11 to the point diameter D is greater than or equal to 1. The depth H of the mask main body microstructure 11 is the maximum depth value, the point diameter D is the maximum point diameter value from the center point to the edge, the ratio of the depth H to the point diameter D is the depth-to-width ratio K, K = H/D, and K is larger than or equal to 1.

With reference to fig. 1 and 3, the mask main body microstructures 11 are arranged in an array, and the arrangement rule of the mask main body microstructures 11 satisfies: px = Py ≦ D × sin45 °, where Px is the distance between the center points of two mask body microstructures 11 adjacent in the first direction, e.g., the first direction is the lateral direction, py is the distance between the center points of two mask body microstructures 11 adjacent in the second direction, e.g., the second direction is the longitudinal direction, and D is the diameter of the point of the mask body microstructure 11. The arrangement rule of the mask main body microstructures 11 can further improve the dimming effect and the display quality of the LED display screen. In this embodiment, the mask body microstructures 11 are concave to flat, and in other embodiments, the mask body microstructures 11 may be convex to flat. In this embodiment, the mask body microstructures 11 are conical, and in other embodiments, the mask body microstructures 11 may be pyramidal or prismatic or any other shape suitable for processing. This LED display screen face guard is the face guard of black plastic material, and this LED display screen face guard surface is equipped with the dull black lacquer layer, and dull black lacquer layer can be the spraying setting. The setting of mute black lacquer layer can further improve the demonstration quality of dimming effect and LED display screen.

In this embodiment, bar-shaped grooves 3 which are crossed horizontally and vertically are distributed between adjacent mask units of the LED display screen mask and correspond to the splicing seams of the LED display screen, and groove surface microstructures 31 for dimming are distributed in the grooves 3, so that the grooves 3 become dark and are closer to the dark lines of the splicing seams, and the splicing seams are visually faded to be abrupt. The conical mask main body microstructures 11 on the LED display screen cover are intersected and distributed on the surface to form concave-convex wave-shaped texture distribution, so that the reflection times of external irradiation light among the mask main body microstructures 11 can be increased, the reflection is weakened, and the whole screen is darker and the ink color is more uniform under the observation visual angle.

The above embodiments are to be considered illustrative, and not restrictive, and all changes, equivalents, and modifications that come within the spirit and scope of the invention are desired to be protected by the following claims.

Claims

1. The utility model provides a LED display screen face guard which characterized in that: the LED lamp shade comprises a plurality of shade units which are in one-to-one correspondence with LED lamp beads, wherein grooves are formed in the circumferential edges of the shade units, and groove surface microstructures are arranged in the grooves.

2. The LED display screen mask of claim 1, wherein: the groove is internally provided with a plurality of groove surface microstructures which are uniformly distributed along each edge of the mask unit.

3. The LED display screen mask of claim 1, wherein: the width W of the groove surface microstructure and the distance L between two adjacent mask units satisfy that: L/W is more than 2.

4. The LED display screen mask of claim 1, wherein: the groove surface micro structure is prism-shaped, conical-shaped or arc-shaped, and/or the groove surface micro structure is concave or convex.

5. The LED display screen mask of claim 1, wherein: the mask unit is formed by intersecting and arranging a plurality of mask main body microstructures to form concave-convex wave-shaped texture distribution.

6. The LED display screen mask of claim 5, wherein: the ratio of the depth H of the mask main body microstructure to the point diameter D is greater than or equal to 1.

7. The LED display screen mask of claim 5, wherein: the mask body microstructure satisfies the following conditions: px = Py is not more than D sin45 degrees, wherein Px is the distance between the central points of two adjacent mask main body microstructures in the first direction, py is the distance between the central points of two adjacent mask main body microstructures in the second direction, and D is the diameter of the point of each mask main body microstructure.

8. The LED display screen mask of claim 5, wherein: the mask body microstructures are concave to the plane or convex to the plane.

9. The LED display screen mask of claim 5, wherein: the mask main body microstructure is conical.

10. The LED display screen mask of claim 1, wherein: the LED display screen mask is made of black plastic materials, and/or a matte black paint layer is arranged on the surface of the LED display screen mask.