CN216631753U

CN216631753U - LED backlight display screen based on environmental protection low radiation

Info

Publication number: CN216631753U
Application number: CN202220112503.8U
Authority: CN
Inventors: 张利; 陈晓林
Original assignee: Shenzhen Weitian Photoelectric Technology Co ltd
Current assignee: Shenzhen Weitian Photoelectric Technology Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-05-31
Anticipated expiration: 2032-01-17

Abstract

The utility model discloses an environment-friendly low-radiation LED backlight display screen, which relates to the technical field of display screens and comprises a display screen and an installation base, wherein the display screen is installed on the front surface of the installation base, the front surface of the installation base is fixedly connected with a protection frame, the display screen is fixedly connected to the inner wall of the protection frame, the left side of the protection frame is provided with a avoidance hole, the front surface of the installation base is provided with an installation groove, the front surface of the installation base is respectively and fixedly connected with a rain shield and a fixing plate, the upper surface of the fixing plate is fixedly connected with a support column, and the upper surface of the support column is provided with a water storage box. According to the utility model, the guide plate is arranged to accurately guide and position rainwater flowing out of the water storage box, and the cleaning mechanism is arranged to clean dust attached to the front protection screen of the display screen without manual work, so that time and labor are saved.

Description

LED backlight display screen based on environmental protection low radiation

Technical Field

The application relates to the technical field of display screens, in particular to an LED backlight display screen based on environmental protection and low radiation.

Background

The LED display screen is a flat panel display, and is composed of small LED backlight module panels, and is used for displaying various information such as characters, images, videos, and the like. The LED electronic display screen integrates the microelectronic technology, the computer technology and the information processing, and has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like.

When the existing LED display screen is used for a long time outdoors, the protection screen on the surface of the LED display screen can accumulate a large amount of dust, the dust can be attached to the screen, the video played by the LED display screen is blurred for a long time, and therefore the experience of the audience is influenced, and the protection screen is manually cleaned in a troublesome way, and the time and the labor are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an environment-friendly low-radiation LED backlight display screen to solve the problems in the background technology.

The embodiment of the application adopts the following technical scheme:

an LED backlight display screen based on environmental protection and low radiation comprises a display screen and a mounting base, wherein the display screen is arranged on the front surface of the mounting base, the front surface of the mounting base is fixedly connected with a protective frame, the display screen is fixedly connected with the inner wall of the protective frame, the front of the display screen is fixedly connected with a protective screen, the left side of the protective frame is provided with an avoidance hole, the front surface of the mounting base is respectively and fixedly connected with a rain baffle plate and a fixed plate, the upper surface of the fixed plate is fixedly connected with a supporting column, the upper surface of the supporting column is provided with a water storage box, the front surface of the water storage box is provided with a drain hole, the upper surface of the protective frame is provided with a through hole, the inner wall of the through hole is fixedly connected with a guide plate, the mounting groove has been seted up in mounting base's front, the interior diapire fixedly connected with clearance mechanism of mounting groove, the front of retaining box is connected with the fixed surface of clearance mechanism.

Preferably, the cleaning mechanism comprises a motor fixedly connected to the inner bottom wall of the mounting groove, the output end of the motor is fixedly connected with a rotating column, one end of the rotating column is fixedly connected with a first bevel gear, and the surface of the rotating column is fixedly connected with an arc-shaped block.

Preferably, the left side of the protection frame is fixedly connected with an L-shaped plate, the left side of the L-shaped plate is provided with a rotating hole, the inner wall of the rotating hole is rotatably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.

Preferably, the one end fixedly connected with action wheel of second bevel gear is kept away from to the rotation axis, the action wheel is located the inside of dodging the hole, the interior diapire fixedly connected with steadying plate of dodging the hole, the right side of steadying plate is rotated and is connected with from the driving wheel, the surface from the driving wheel is provided with same belt with the surface of action wheel, the outer fixed surface of belt is connected with the brush.

Preferably, the front surface of the mounting base is connected with a limiting plate in a sliding mode, a small hole is formed in the upper surface of the limiting plate, a linkage rod is fixedly connected to the inner wall of the small hole, and the linkage rod corresponds to the arc-shaped block in position.

Preferably, the upper surface of fixed plate has seted up the through-hole, the surface of gangbar and the inner wall sliding connection of through-hole, the positive fixedly connected with locating plate of mounting base controls two the opposite face of locating plate rotates and is connected with same axis of rotation, the surface of axis of rotation and the positive fixed connection of retaining box.

Preferably, the surface cover of gangbar is equipped with reset spring, reset spring's bottom and the last fixed surface of limiting plate are connected, reset spring's top and the lower fixed surface of fixed plate are connected, the mounting hole has been seted up in the left side of gangbar, the inner wall of mounting hole rotates and is connected with the cylinder, the equal fixedly connected with slider in cylindrical both ends, two the upper surface of slider all with the lower sliding surface connection of retaining box.

The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:

the utility model realizes the protection of a cleaning mechanism by arranging a rain baffle plate, collects rainwater in rainy days by arranging a water storage box, keeps the stability of the water storage box by arranging a fixed plate and a support column, accurately guides and positions the rainwater flowing out of the water storage box by arranging a guide plate, starts a motor by arranging the motor, drives a rotating column to rotate by an output end of the motor, drives an arc-shaped block and a first bevel gear to rotate simultaneously by rotating the rotating column, keeps the stable support of a rotating shaft by arranging an L-shaped plate, drives a second bevel gear to rotate by arranging a second bevel gear due to the meshing of the second bevel gear and the first bevel gear, drives a driving wheel to rotate by the rotating shaft, keeps the stability of a driven wheel by arranging a stabilizing plate, and drives the driven wheel to rotate by arranging a belt, through arranging the hairbrush, the rotating of the belt drives the hairbrush to rotate, thereby realizing the cleaning of the surface of the display screen, through arranging the through hole, the stability of the linkage rod is kept, the movement of the linkage rod is limited, the surface of the linkage rod is tangent to the surface of the arc-shaped block and limited by the shape of the arc-shaped block, the arc-shaped block rotates to drive the linkage rod to do up-and-down circular movement, through arranging the positioning plate, the fixed support of the rotating shaft is realized, the linkage rod ascends to drive the slide block to ascend, the slide block ascends to drive the water storage box to ascend, the water storage box is limited by the rotating shaft, the water storage box is stressed to rotate along the rotating shaft as the shaft, the water storage box inclines in the rotating process, rainwater collected in the water storage box is discharged into the guide plate through the drain hole, the inclined water storage box drives the slide block to have the inclined trend, because the linkage rod is kept vertical, the slide block slides along the lower surface of the water storage box, through setting up reset spring, drive the gangbar decline and reset, the gangbar descends and drives the slider decline, and the slider descends and drives the retaining box and reset, through setting up the limiting plate, assists reset spring to reset, borrows by above-mentioned structure, accomplishes the clearance to the positive protection screen dust of display screen, labour saving and time saving.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a diagram: the utility model is a schematic three-dimensional structure;

FIG. 2 is a diagram of: the utility model discloses a three-dimensional structure schematic diagram of a cleaning mechanism;

FIG. 3 is a diagram of: the utility model discloses a three-dimensional structure schematic diagram of a driving wheel and a driven wheel;

FIG. 4 is a diagram of: the utility model is a schematic three-dimensional structure diagram of a rotating shaft and a positioning plate;

FIG. 5 is a diagram: the enlarged structure of the utility model at A in FIG. 4 is schematically illustrated;

FIG. 6 is a diagram of: the cross-sectional structure of the guide plate is schematic;

FIG. 7 is a diagram of: the enlarged structure of the utility model at B in FIG. 6 is schematically shown.

In the figure: 1. a display screen; 2. mounting a base; 3. a protective frame; 4. a rain shield; 5. a drain hole; 6. a baffle; 7. a water storage box; 8. a fixing plate; 9. a cleaning mechanism; 901. a motor; 902. an arc-shaped block; 903. a first bevel gear; 904. a second bevel gear; 905. a belt; 906. positioning a plate; 907. a rotating shaft; 908. a brush; 909. a stabilizing plate; 910. an L-shaped plate; 911. a driving wheel; 912. a limiting plate; 913. a linkage rod; 914. a return spring; 915. a slider; 916. a driven wheel; 917. a rotating shaft; 10. avoiding the hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

Referring to fig. 1-7, the present invention provides a technical solution of an LED backlight display screen based on environmental protection and low radiation:

an LED backlight display screen based on environmental protection and low radiation comprises a display screen 1 and a mounting base 2, wherein the display screen 1 is arranged on the front surface of the mounting base 2, the front surface of the mounting base 2 is fixedly connected with a protective frame 3, the display screen 1 is fixedly connected with the inner wall of the protective frame 3, the front surface of the display screen 1 is fixedly connected with a protective screen, the left side of the protective frame 3 is provided with an avoidance hole 10, the front surface of the mounting base 2 is provided with a mounting groove, the front surface of the mounting base 2 is respectively and fixedly connected with a rain baffle 4, fixed plate 8, the last fixed surface of fixed plate 8 is connected with the support column, and the upper surface of support column is provided with water storage box 7, and wash port 5 has been seted up in the front of water storage box 7, and the through-hole has been seted up to the upper surface of protective frame 3, and the inner wall fixedly connected with guide plate 6 of through-hole, the interior diapire fixedly connected with clearance mechanism 9 of mounting groove, the front of water storage box 7 and the fixed surface of clearance mechanism 9 are connected.

Specifically, through setting up weather shield 4, realize the protection to clearance mechanism 9, through setting up water storage box 7, collect the rainwater of rainy day, through setting up fixed plate 8, support column, keep water storage box 7 stable, through setting up guide plate 6, carry out accurate water conservancy diversion location to the rainwater that water storage box 7 flows out, through setting up clearance mechanism 9, need not the manual work and clear up the adnexed dust of 1 front protection screens of display screen, labour saving and time saving.

In this embodiment, as shown in fig. 2 to 5, the cleaning mechanism 9 includes a motor 901 fixedly connected to the inner bottom wall of the mounting groove, an output end of the motor 901 is fixedly connected to a rotating column, one end of the rotating column is fixedly connected to a first bevel gear 903, and a surface of the rotating column is fixedly connected to an arc block 902.

The left side fixedly connected with L shaped plate 910 of protective frame 3, the rotation hole has been seted up on the left side of L shaped plate 910, and the inner wall that rotates the hole rotates and is connected with rotation axis 917, and the one end fixedly connected with second bevel gear 904 of rotation axis 917, second bevel gear 904 and the meshing of first bevel gear 903.

One end of the rotating shaft 917, which is far away from the second bevel gear 904, is fixedly connected with a driving wheel 911, the driving wheel 911 is located inside the avoiding hole 10, a stabilizing plate 909 is fixedly connected to the inner bottom wall of the avoiding hole 10, a driven wheel 916 is rotatably connected to the right side of the stabilizing plate 909, the same belt 905 is arranged on the surface of the driven wheel 916 and the surface of the driving wheel 911, and a brush 908 is fixedly connected to the outer surface of the belt 905.

The front surface of the mounting base 2 is connected with a limiting plate 912 in a sliding manner, a small hole is formed in the upper surface of the limiting plate 912, a linkage rod 913 is fixedly connected to the inner wall of the small hole, and the linkage rod 913 corresponds to the arc block 902.

The upper surface of the fixed plate 8 is provided with a through hole, the surface of the linkage rod 913 is in sliding connection with the inner wall of the through hole, the front surface of the mounting base 2 is fixedly connected with a positioning plate 906, the opposite surfaces of the left positioning plate 906 and the right positioning plate 906 are rotatably connected with the same rotating shaft 907, and the surface of the rotating shaft 907 is fixedly connected with the front surface of the water storage box 7.

The surperficial cover of gangbar 913 is equipped with reset spring 914, and reset spring 914's bottom and limiting plate 912's last fixed surface are connected, and reset spring 914's top and fixed plate 8's lower fixed surface are connected, and the mounting hole has been seted up in the left side of gangbar 913, and the inner wall of mounting hole rotates and is connected with the cylinder, the equal fixedly connected with slider 915 in cylindrical both ends, the upper surface of two sliders 915 all with the lower surface sliding connection of retaining box 7.

Specifically, by setting the motor 901, starting the motor 901, the output end of the motor 901 drives the rotation column to rotate, the rotation column rotates and simultaneously drives the arc block 902, the first bevel gear 903 rotates, by setting the L-shaped plate 910, the stable support of the rotation axis 917 is maintained, by setting the second bevel gear 904, since the second bevel gear 904 is meshed with the first bevel gear 903, the first bevel gear 903 rotates and drives the second bevel gear 904 to rotate, the second bevel gear 904 rotates and drives the driving wheel 911 to rotate through the rotation axis 917, by setting the stabilizing plate 909, the stability of the driven wheel 916 is maintained, by setting the belt 905, the driving wheel 911 rotates and drives the driven wheel 916 to rotate through the belt 905, by setting the brush 908, the cleaning of the front protection screen of the display screen 1 is realized, by setting the through hole, the stability of the linkage rod 913 is maintained, and the movement of the linkage rod 913 is limited, because the surface of the linkage rod 913 is tangent to the surface of the arc block 902 and is limited by the shape of the arc block 902, the arc block 902 rotates to drive the linkage rod 913 to move up and down circularly, the positioning plate 906 is arranged to realize the fixed support of the rotating shaft 907, the linkage rod 913 rises to drive the slide block 915 to rise, the slide block 915 rises to drive the water storage box 7 to rise, because the water storage box 7 is limited by the rotating shaft 907, the water storage box 7 is forced to rotate along the rotating shaft 907 as an axis, the water storage box 7 inclines in the rotating process, rainwater collected in the water storage box 7 is discharged into the guide plate 6 through the drain hole 5, the water storage box 7 inclines to drive the slide block to incline, because the linkage rod 913 is kept vertical, the slide block 915 slides along the lower surface of the water storage box 7, the linkage rod 913 is arranged to drive the linkage rod 913 to descend and reset, the linkage rod 913 descends to drive the 915 slide block 915 to descend, the slide block 915 descends to drive the water storage box 7 to reset, and the auxiliary reset spring 914 resets through the limiting plate 912.

The working principle is as follows: when the LED display screen based on the environmental protection and low radiation is used, a user firstly starts the motor 901, the output end of the motor 901 drives the rotating column to rotate, the rotating column rotates and simultaneously drives the arc block 902 and the first bevel gear 903 to rotate, because the second bevel gear 904 is meshed with the first bevel gear 903, the first bevel gear 903 rotates and drives the second bevel gear 904 to rotate, the second bevel gear 904 rotates and drives the driving wheel 911 to rotate through the rotating shaft 917, the driving wheel 911 rotates and drives the driven wheel 916 to rotate through the belt 905, the belt 905 rotates and drives the brush 908 to rotate, thereby realizing the cleaning of the front protection screen of the display screen 1, because the surface of the linkage rod 913 is tangent to the surface of the arc block 902 and limited by the shape of the arc block 902, the arc block 902 rotates and drives the linkage rod 913 to circularly move up and down, in the process that the arc block 902 rotates to the highest point, the linkage rod 913 is driven to ascend, the linkage rod 913 ascends and drives the slider 915 to ascend, the slider 915 ascends to drive the water storage box 7 to ascend, the water storage box 7 is limited by the rotating shaft 907 to enable the water storage box 7 to rotate around the rotating shaft 907 as an axis under stress, the water storage box 7 inclines in the rotating process, rainwater collected in the water storage box 7 is discharged into the guide plate 6 through the water discharging hole 5 and is matched with the moving brush 908 to clean the surface of the display screen 1, the water storage box 7 inclines to drive the slider 915 to have an inclined trend, the linkage rod 913 keeps vertical to enable the slider 915 to slide along the lower surface of the water storage box 7, the reset spring 914 resets in the process that the arc-shaped block 902 rotates to the bottommost point, the limiting plate 912 is driven to slide and descend, the limiting plate 912 descends to drive the linkage rod 913 to descend, the linkage rod 913 descends to drive the slider 915 to descend, the slider 915 to drive the water storage box 7 to reset, and by means of the structure, the cleaning of dust on the front protection screen of the display screen 1 is completed, time and labor are saved.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art to which the present application pertains. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a LED display screen that is shaded based on environmental protection low radiation, includes display screen (1), mounting base (2), install in the front of mounting base (2) display screen (1), its characterized in that: the front side of the mounting base (2) is fixedly connected with a protective frame (3), the display screen (1) is fixedly connected with the inner wall of the protective frame (3), the front side of the display screen (1) is fixedly connected with a protective screen, a dodging hole (10) is formed in the left side of the protective frame (3), the front side of the mounting base (2) is respectively and fixedly connected with a rain baffle (4) and a fixed plate (8), the upper surface of the fixed plate (8) is fixedly connected with a support column, a water storage box (7) is arranged on the upper surface of the support column, a drain hole (5) is formed in the front side of the water storage box (7), a through hole is formed in the upper surface of the protective frame (3), a guide plate (6) is fixedly connected with the inner wall of the through hole, a mounting groove is formed in the front side of the mounting base (2), and a cleaning mechanism (9) is fixedly connected with the inner bottom wall of the mounting groove, the front surface of the water storage box (7) is fixedly connected with the surface of the cleaning mechanism (9).

2. The LED backlight display screen based on environmental protection and low radiation as claimed in claim 1, wherein: the cleaning mechanism (9) comprises a motor (901) fixedly connected to the inner bottom wall of the mounting groove, the output end of the motor (901) is fixedly connected with a rotating column, one end of the rotating column is fixedly connected with a first bevel gear (903), and the surface of the rotating column is fixedly connected with an arc-shaped block (902).

3. The LED backlight display screen based on environmental protection and low radiation as claimed in claim 1, wherein: the left side fixedly connected with L shaped plate (910) of protective frame (3), the rotation hole has been seted up in the left side of L shaped plate (910), the inner wall rotation that rotates the hole is connected with rotation axis (917), the one end fixedly connected with second bevel gear (904) of rotation axis (917), second bevel gear (904) and first bevel gear (903) meshing.

4. The LED backlight display screen based on environmental protection and low radiation as claimed in claim 3, wherein: one end fixedly connected with action wheel (911) of second bevel gear (904) is kept away from in rotation axis (917), action wheel (911) are located the inside of dodging hole (10), the interior diapire fixedly connected with steadying plate (909) of dodging hole (10), the right side of steadying plate (909) is rotated and is connected with from driving wheel (916), the surface of following driving wheel (916) is provided with same belt (905) with the surface of action wheel (911), the outer fixed surface of belt (905) is connected with brush (908).

5. The LED backlight display screen based on environmental protection and low radiation as claimed in claim 1, wherein: the front sliding connection of mounting base (2) has limiting plate (912), the aperture has been seted up to the upper surface of limiting plate (912), inner wall fixedly connected with gangbar (913) of aperture, gangbar (913) are corresponding with the position of arc piece (902).

6. The LED backlight display screen based on environmental protection and low radiation as claimed in claim 5, wherein: the upper surface of fixed plate (8) has seted up the through-hole, the surface of gangbar (913) and the inner wall sliding connection of through-hole, the front fixedly connected with locating plate (906) of mounting base (2), control two the opposite face of locating plate (906) rotates and is connected with same axis of rotation (907), the surface of axis of rotation (907) and the front fixed connection of retaining box (7).

7. The LED backlight display screen based on environmental protection and low radiation as claimed in claim 6, wherein: the surperficial cover of gangbar (913) is equipped with reset spring (914), the bottom of reset spring (914) is connected with the last fixed surface of limiting plate (912), the top of reset spring (914) is connected with the lower fixed surface of fixed plate (8), the mounting hole has been seted up in the left side of gangbar (913), the inner wall of mounting hole rotates and is connected with the cylinder, equal fixedly connected with slider (915) in columniform both ends, two the upper surface of slider (915) all with the lower surface sliding connection of retaining box (7).