CN210244908U - Optical lens structure of LED display screen - Google Patents

Abstract

The utility model discloses a LED display screen optical lens structure, the power distribution box comprises a box body, the mounting groove has been seted up to box one side lateral wall, the mounting groove both sides wall is close to the vertical circuit substrate of installing in its diapire one side, be provided with illuminator and lens arrangement on the circuit substrate, the mounting groove is kept away from and is provided with display device between the both sides wall of circuit substrate one side, the box is the polymer polyethylene material. The utility model discloses, to its lower problem of luminance in the LED screen use, start from the light source, adopt lens structure to concentrate the light source, and eliminate the influence between the different light sources and avoid the incomplete shadow phenomenon of shadow of screen, under the spontaneous luminance that does not increase backlight unit again, through lens structure increase screen brightness.

Description

Optical lens structure of LED display screen

Technical Field

The utility model relates to an optical lens technical field especially relates to a LED display screen optical lens structure.

Background

The lens is an optical element which is made of transparent materials and has a part of spherical surface, and the lens consists of a plurality of lenses, namely a plastic lens (plastic) and a glass lens (glass), wherein the glass lens is more expensive than the plastic lens. A lens barrel for a general camera is configured with: 1P, 2P, 1G1P, 1G2P, 2G2P, 4G, etc., the more lenses, the higher the cost. Therefore, a high-quality camera adopts a glass lens, has better imaging effect than a plastic lens, and plays an important role in the fields of astronomy, military, traffic, medicine, art and the like.

At present, the LED display technology is more and more different, especially, various new technologies are used, but the future development trend of the LED is that the OLED technology is a self-luminous technology, and the OLED technology is used as a screen brightness measure, which is one of the indexes of screen quality, which is a troubling problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art and providing an optical lens structure of a LED display screen.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a LED display screen optical lens structure, includes the box, the mounting groove has been seted up to box one side lateral wall, the mounting groove both sides wall is close to its interior diapire one side vertical circuit substrate of installing, last illuminator and the lens unit of being provided with of circuit substrate, the mounting groove is kept away from and is provided with display device between the both sides wall of circuit substrate one side, the box is the polymer polyethylene material.

As a further description of the above technical solution:

display device includes hole transport layer, hole injection layer, positive electrode, TFT, the mounting groove is kept away from between the both sides wall of circuit substrate one side the vertical hole transport layer of installing, the mounting groove is kept away from between the both sides wall of hole transport layer one side the vertical hole injection layer of installing, the mounting groove is kept away from between the both sides wall of hole injection layer one side the vertical positive electrode of installing, the mounting groove is kept away from between the both sides wall of TFT one side the vertical cover glass of installing, cover glass is close to mounting groove opening one side and is central protruding form.

As a further description of the above technical solution:

the light-emitting device comprises power supply seats and LED lamp tubes, wherein the side wall of one side, close to the opening of the mounting groove, of the circuit substrate is arranged in a rectangular mode, a plurality of power supply seats are arranged at equal intervals, and the LED lamp tubes are installed on one side, far away from the circuit substrate, of the power supply seats.

As a further description of the above technical solution:

the power supply seat is connected with a circuit of the circuit substrate, and the LED lamp tube is connected with the power supply seat through a wire.

As a further description of the above technical solution:

the lens device comprises a glass cover, convex lenses, a protective shell and a light transmission layer, wherein the side wall of the circuit substrate is provided with the glass cover in one-to-one correspondence with the outer sides of the power supply seats, the glass cover is provided with the protective shell, the two side walls of the glass cover are symmetrically and fixedly connected with the convex lenses, and the light transmission layer is arranged on one side, away from the circuit substrate, of the protective shell.

As a further description of the above technical solution:

the glass cover is trapezoidal toughened glass cover, the protective housing is kept away from glass cover one side and is led there is the radian, the protective housing does not set up the inside wall of euphotic layer and is for reflecting light material and lateral wall for the shading material.

The utility model discloses following beneficial effect has:

compared with the prior art, LED display screen optical lens structure to its luminance lower problem in the LED screen use, starts from the light source, adopts lens structure to concentrate the light source, and eliminates the influence between the different light sources and avoids the incomplete shadow phenomenon of screen, does not increase under backlight unit's the spontaneous luminance again, through lens structure increase screen luminance.

Drawings

Fig. 1 is a schematic side view of an optical lens structure of an LED display screen according to the present invention;

fig. 2 is a front view of an optical lens structure of an LED display screen according to the present invention;

fig. 3 is an enlarged view of a position a in fig. 1 of an optical lens structure of an LED display screen according to the present invention.

Illustration of the drawings:

1. a box body; 2. mounting grooves; 3. a circuit substrate; 4. a hole transport layer; 5. a hole injection layer; 6. an anode electrode; 7. a TFT; 8. protecting glass; 9. a power supply base; 10. an LED lamp tube; 11. a glass cover; 12. a convex lens; 13. a protective shell; 14. a light transmitting layer.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a LED display screen optical lens structure, includes box 1, mounting groove 2 has been seted up to 1 lateral wall of box, 2 both sides walls of mounting groove are close to the vertical circuit substrate 3 of installing in its diapire one side, be provided with illuminator and lens device on the circuit substrate 3, mounting groove 2 is kept away from and is provided with display device between the both sides wall of 3 one sides of circuit substrate, the increase of demonstration luminance is realized in the coordinated work of many devices, box 1 is the polymer polyethylene material, it is non-conductive.

The display device comprises a hole transport layer 4, a hole injection layer 5, an anode electrode 6 and a TFT7, wherein a hole transport layer 4 is vertically arranged between two side walls of one side of a mounting groove 2 far away from a circuit substrate 3, a hole injection layer 5 is vertically arranged between two side walls of one side of the mounting groove 2 far away from the hole transport layer 4, an anode electrode 6 is vertically arranged between two side walls of one side of the mounting groove 2 far away from the hole injection layer 5, protective glass 8 is vertically arranged between two side walls of one side of the mounting groove 2 far away from a TFT7, one side of the protective glass 8 close to an opening of the mounting groove 2 is in a central convex shape and plays a light condensation role, the light-emitting device comprises a power supply seat 9 and an LED lamp tube 10, the side walls of one side of the circuit substrate 3 close to the opening of the mounting groove 2 are in rectangular arrangement and are provided with a plurality of power, the power supply seat 9 is connected with the circuit of circuit substrate 3, there is power supply seat 9 LED fluorescent tube 10 through the wire switch-on, the lens device includes glass cover 11, convex lens 12, protective housing 13, euphotic layer 14, the cover that 3 lateral walls of circuit substrate are located a plurality of power supply seats 9 outside one-to-one has glass cover 11, a plurality of glass cover 11 outsides are covered with protective housing 13, 11 both sides wall symmetry fixedly connected with convex lens 12 of glass cover 11, play the spotlight effect, protective housing 13 keeps away from 3 one side of circuit substrate and is provided with euphotic layer 14, glass cover 11 is trapezoidal toughened glass cover 11, can make convex lens be the angle setting, protective housing 13 keeps away from 11 one side guides of glass cover and has the radian, protective housing 13 does not set up the inside wall of euphotic layer 14 and is the shading material for reflection of light material and lateral wall, the inner.

The working principle is as follows: when the LED display device is used, a power supply is connected to the device body, the circuit substrate 3 is electrified, a plurality of power supply seats 9 arranged on the circuit substrate 3 are further powered, LED lamp tubes 10 are connected on the power supply seats 9, the LED lamp tubes 10 are connected with a circuit to emit light, a glass cover 11 covered on the outer side of the glass cover plays a light transmitting role in transmitting the light, convex lenses 12 symmetrically arranged at fixed angles on the inner side of the glass cover 12 play a light condensing role, the inner walls on two sides of a protective shell 13 on the outer side of the glass cover 11 are made of light reflecting materials, the emitted light is finally emitted out through a light transmitting layer 14 on the top end of the glass cover through reflection, the light emitted by the light transmitting layer 14 is not only directly emitted by the LED lamp tubes 10 but also emitted by the LED lamp tubes 10 to two sides, the light emitted by the LED lamp tubes 10 is condensed by the convex lenses 12 and then reflected by the inner walls of the light transmitting layer, the accumulation of the light that increases, the outer wall of protective housing 13 both sides is the shading material, has avoided the interact between a plurality of light sources, finally makes the display brightness increase.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a LED display screen optical lens structure, includes box (1), its characterized in that: mounting groove (2) have been seted up to box (1) one side lateral wall, the vertical circuit substrate (3) of installing in diapire one side is close to it to mounting groove (2) both sides wall, be provided with illuminator and lens device on circuit substrate (3), be provided with display device between the both sides wall of circuit substrate (3) one side is kept away from in mounting groove (2), box (1) is the polymer polyethylene material.

2. The optical lens structure of LED display screen according to claim 1, wherein: display device includes hole transport layer (4), hole injection layer (5), positive electrode (6), TFT (7), vertically install a hole transport layer (4) between the both sides wall of circuit substrate (3) one side is kept away from in mounting groove (2), vertically install a hole injection layer (5) between the both sides wall of hole transport layer (4) one side is kept away from in mounting groove (2), vertically install a positive electrode (6) between the both sides wall of hole injection layer (5) one side is kept away from in mounting groove (2), vertical installation has protection glass (8) between the both sides wall of TFT (7) one side is kept away from in mounting groove (2), protection glass (8) are close to mounting groove (2) opening one side and are central protruding form.

3. The optical lens structure of LED display screen according to claim 1, wherein: the light-emitting device comprises power supply seats (9) and LED lamp tubes (10), wherein the side wall of one side, close to the opening of the mounting groove (2), of the circuit substrate (3) is arranged in a rectangular mode, a plurality of power supply seats (9) are arranged at equal intervals, and the LED lamp tubes (10) are installed on one side, far away from the circuit substrate (3), of the power supply seats (9).

4. The optical lens structure of LED display screen according to claim 3, wherein: the power supply seat (9) is connected with a circuit of the circuit substrate (3), and the LED lamp tube (10) is connected with the power supply seat (9) through a lead.

5. The optical lens structure of LED display screen according to claim 1 or 3, wherein: the lens device comprises a glass cover (11), convex lenses (12), a protective shell (13) and a light transmission layer (14), wherein the side wall of the circuit substrate (3) is covered with the glass cover (11) in a one-to-one correspondence with the outer sides of a plurality of power supply seats (9), the protective shell (13) is covered on the outer side of the glass cover (11), the convex lenses (12) are symmetrically and fixedly connected to the two side walls of the glass cover (11), and the light transmission layer (14) is arranged on one side, away from the circuit substrate (3), of the protective shell (13).

6. The optical lens structure of LED display screen according to claim 5, wherein: glass cover (11) are trapezoidal toughened glass cover (11), glass cover (11) one side is kept away from in protective housing (13) leads there is the radian, protective housing (13) do not set up the inside wall of euphotic layer (14) and be the shading material for reflection of light material and lateral wall.

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