CN215679967U

CN215679967U - LED grille screen structure that shading is ventilative

Info

Publication number: CN215679967U
Application number: CN202122287996.7U
Authority: CN
Inventors: 区永超; 梁健辉; 胡少洪
Original assignee: Kindwin Opto Electronic Shenzhen Co ltd
Current assignee: Kindwin Opto Electronic Shenzhen Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-01-28
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a shading and ventilating LED grille screen structure which comprises a plurality of LED lamp strips which are sequentially arranged, wherein each LED lamp strip comprises a strip-shaped lamp holder, a strip-shaped PCB is arranged in each lamp holder, a plurality of LED lamps which are uniformly distributed are arranged on each PCB, an upper light baffle plate is arranged on one side of each lamp holder, a lower light baffle plate is arranged on the other side of each lamp holder, and the front ends of the upper light baffle plates and the lower light baffle plates of the adjacent lamp holders are distributed in an overlapping mode; the LED grille screen has the advantages that the adjacent LED lamp strips can be ventilated, the shading effect can be achieved, the advantages of light weight and ventilation of the LED grille screen are reserved, stray light sources such as sunlight, moonlight, starlight and artificial light sources from the back of the display screen can be blocked, the original performances of display contrast, color saturation, brightness and the like of the display screen are kept, and the functions of ventilation and light tightness are achieved.

Description

LED grille screen structure that shading is ventilative

Technical Field

The utility model relates to a grid screen, in particular to a light-shading and ventilating LED grid screen structure.

Background

Compared with the common LED display screen, the LED grille display screen has the advantages of light weight and ventilation, and the strength and the cost of the mounting structure can be reduced due to the light weight; and through ventilation, the resistance stress caused by wind resistance can be reduced, and the strength and the cost of the mounting structure can also be reduced. However, when the ordinary LED grid display screen is installed on a building roof or is illuminated by a strong light source behind the building roof, the advantage of transparency becomes a disadvantage, and the display content of the LED display screen is interfered by the stray light sources such as sunlight, moonlight, starlight, artificial light sources, etc. behind the LED display screen, so that the contrast of the display screen is greatly reduced, the color is darkened, and the display brightness felt by human eyes is relatively reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a light-shading and air-permeable LED grille screen structure, which reserves the advantages of light weight and air permeability of the LED grille screen, and can block stray light sources such as sunlight, moonlight, starlight, artificial light sources and the like from the back of a display screen, so that the display screen keeps the original performances such as display contrast, color saturation, brightness and the like, and achieves the functions of air permeability and light impermeability.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a ventilative LED grille screen structure of shading, includes a plurality of LED lamp strips of arranging in proper order, LED lamp strip includes the lighting fixture of rectangular shape, the internally mounted of lighting fixture has the PCB board of rectangular shape, install the LED lamp of a plurality of align to grid distributions on the PCB board, one side of lighting fixture is provided with the light shield, and the opposite side is provided with down the light shield, and the last light shield front end and the lower light shield front end overlapping distribution of adjacent lighting fixture.

As a preferable technical scheme, the LED light bar further comprises a grille screen outer frame, and the LED light bar is clamped inside the grille screen outer frame through two end heads and is locked and fixed through screws.

As a preferred technical scheme of the utility model, a grille screen positioned at the front side of the LED lamp strip is arranged in the grille screen outer frame, and a plurality of vent holes corresponding to the LED lamp strip are arranged on the grille screen.

As a preferable technical scheme of the utility model, one side of the lamp holder is provided with a long side, and the other side of the lamp holder is provided with a short side.

As a preferred technical scheme of the utility model, the lamp holder is internally provided with a mounting groove, mounting strips are arranged on two side walls of the mounting groove, and the PCB is lapped on the mounting strips.

Compared with the prior art, the utility model can achieve the following beneficial effects:

the upper light blocking plate and the lower light blocking plate are respectively arranged on two sides of the LED light bar of the grid screen, and the upper light blocking plate and the lower light blocking plate on the adjacent LED light bars are partially overlapped, so that the adjacent LED light bars can be ventilated, the shading effect can be achieved, the advantages of light weight and ventilation of the LED grid screen are kept, stray light sources such as sunlight, moonlight, starlight and artificial light sources from the back of the display screen can be blocked, the display screen can keep the original performances such as display contrast, color saturation and brightness, and the functions of ventilation and light tightness are achieved.

Drawings

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

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the construction of the lamp holder of the present invention;

wherein: 1. an LED light bar; 2. a lamp holder; 3. a PCB board; 4. an LED lamp; 5. an upper light-shielding plate; 6. a lower light-shielding plate; 7. a long side; 8. a short side; 9. and (7) mounting the bar.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Referring to fig. 1-3, a shading and ventilating LED grille screen structure includes a plurality of LED light bars 1 arranged in sequence, where the LED light bars 1 include strip-shaped lamp holders 2, strip-shaped PCB boards 3 are installed inside the lamp holders 2, a plurality of LED lights 4 distributed uniformly are installed on the PCB boards 3, an upper light-blocking plate 5 is disposed on one side of the lamp holders 2, a lower light-blocking plate 6 is disposed on the other side of the lamp holders 2, and the front ends of the upper light-blocking plates 5 and the lower light-blocking plates 6 of adjacent lamp holders 2 are distributed in an overlapping manner.

The LED grid screen comprises an LED light bar 1 and is characterized by further comprising a grid screen outer frame, wherein the LED light bar 1 is clamped inside the grid screen outer frame through two end heads and is locked and fixed through screws, and the LED light bar 1 is assembled through the outer frame to form a complete LED grid screen.

The internally mounted of grille screen outer frame has the grille screen face screen that is located 1 front side of LED lamp strip, be provided with a plurality of ventilation holes that correspond with LED lamp strip 1 on the grille screen face screen, the face screen can be decorated and protected the LED lamp, and the ventilation hole makes things convenient for grille screen ventilation cooling.

One side of lighting fixture 2 is provided with long limit 7, and the opposite side is provided with minor face 8, and long limit 7 can support and install the face screen, makes the face screen installation more stable, and setting up of minor face 8 makes 2 inboard and outside intercommunications of lighting fixture to the convenient LED lamp ventilation cooling who is in lighting fixture 2.

Be provided with the mounting groove in the lighting fixture 2, all be provided with mounting bar 9 on the both sides wall of mounting groove, 3 laps of PCB board make 3 unsettled installations of PCB board on mounting bar 9, make things convenient for 3 heat dissipations of PCB board.

Specifically, when the device is used, a certain gap is reserved between the adjacent LED lamp strips 1, so that air among the LED lamp strips 1 can circulate and penetrate through the air, and the characteristic of low wind resistance of the grille screen is ensured; meanwhile, the upper light barrier and the lower light barrier between the adjacent LED lamp strips 1 are partially overlapped, so that a light blocking effect can be achieved, and sunlight transmitted from the back of the LED display screen can not be seen from the front of the display screen, so that the display brightness and the display contrast of the screen body are improved.

The embodiments of the present invention are not limited thereto, and according to the above-described embodiments of the present invention, other embodiments obtained by modifying, replacing or combining the above-described preferred embodiments in various other forms without departing from the basic technical idea of the present invention by using the conventional technical knowledge and the conventional means in the field can fall within the scope of the present invention.

Claims

1. The utility model provides a ventilative LED grille screen structure of shading, includes a plurality of LED lamp strip (1) of arranging in proper order, its characterized in that, LED lamp strip (1) is including lighting fixture (2) of rectangular shape, the internally mounted of lighting fixture (2) has PCB board (3) of rectangular shape, install a plurality of align to grid LED lamp (4) that distribute on PCB board (3), one side of lighting fixture (2) is provided with light baffle (5), and the opposite side is provided with down light baffle (6), and the front end overlapping distribution of last light baffle (5) front end and lower light baffle (6) of adjacent lighting fixture (2).

2. The light-shading and air-permeable LED grille screen structure of claim 1, characterized in that the structure further comprises a grille screen outer frame, and the LED light bar (1) is clamped inside the grille screen outer frame through two ends and is locked and fixed through screws.

3. The shading and ventilating LED grille screen structure according to claim 2, characterized in that a grille screen panel located at the front side of the LED light bar (1) is installed inside the outer frame of the grille screen, and a plurality of ventilation holes corresponding to the LED light bar (1) are arranged on the grille screen panel.

4. A shading and ventilating LED grille screen structure according to claim 3, characterized in that one side of the lamp holder (2) is provided with a long side (7) and the other side is provided with a short side (8).

5. A shading and ventilating LED grille screen structure according to claim 1, characterized in that a mounting groove is provided in the lamp holder (2), mounting bars (9) are provided on both side walls of the mounting groove, and the PCB board (3) is lapped on the mounting bars (9).