CN215868175U

CN215868175U - Electronic stop board based on Local dimming backlight source partition technology

Info

Publication number: CN215868175U
Application number: CN202121736882.XU
Authority: CN
Inventors: 贺冬; 施绍春
Original assignee: Jiangsu Huiyu Internet Of Things Technology Co ltd
Current assignee: Jiangsu Huiyu Internet Of Things Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-02-18
Anticipated expiration: 2031-07-28

Abstract

The utility model belongs to the technical field of electronic stop boards, and particularly relates to an electronic stop board based on a Localdim backlight partitioning technology. The water tank, the water pump, the water supply pipe, the flow dividing pipe, the drainage cavity and the water spraying opening are arranged, so that clean water can be conveniently sprayed to the surface of the stop board shell to achieve the purpose of cleaning the stop board shell, rainwater can be conveniently collected through the water collecting cavity, the water leakage hole and the water inlet pipe, so that the consumption of water resources is reduced, the loss of manpower and material resources can be reduced, the fan frame, the air supply fan, the air inlet and the air outlet are arranged to facilitate air circulation inside the stop board shell, and therefore a good ventilation and heat dissipation effect is achieved.

Description

Electronic stop board based on Local dimming backlight source partition technology

Technical Field

The utility model relates to the technical field of electronic stop boards, in particular to an electronic stop board based on a Local dimming backlight source partition technology.

Background

Local dimming backlight partitioning technology is used for reducing the power consumption of a liquid crystal display backlight, namely Local dimming means Local backlight adjustment, a backlight consisting of hundreds of LEDs is used for replacing a CCFL backlight, backlight LEDs can be adjusted according to the brightness of an image, the brightness of a high-brightness part in the image of the display screen can be maximum, and meanwhile, the brightness of a dark part can be reduced or even closed, so that the optimal contrast is achieved. Thus, the reduction in the brightness of the dark area reduces the power consumption of the backlight. The electric quantity can be greatly reduced, the contrast value and the gray scale number of a display picture can be improved, and the display ghost can be reduced. The Local dimming backlight source partitioning technology is used in the electronic stop board, so that the energy consumption of the electronic stop board can be effectively reduced, the effects of reducing the energy consumption and protecting the environment are achieved, and the following problems exist in the use of common electronic stop boards:

1. the electronic stop board is usually directly exposed in the outside air, dust is easily adhered to the surface of the electronic stop board, and common electronic stop boards usually do not have a self-cleaning function, need manual cleaning and consume large manpower and material resources.

2. When the electronic stop board is used, the backlight source of the liquid crystal display screen inside the electronic stop board can generate a large amount of heat, the heat is released only by arranging the ventilation opening of the common electronic stop board, and the ventilation and heat dissipation effects are poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an electronic stop board based on a Local dimming backlight source partition technology, and solves the problems that the electronic stop board cannot be self-cleaned and has poor ventilation and heat dissipation effects in the background technology.

The second technical proposal.

The utility model specifically adopts the following technical scheme for realizing the purpose:

an electronic stop board based on Local dimming backlight partition technology comprises a bottom plate, wherein a square connecting cylinder is fixed at the upper end of the bottom plate, a stop board shell is fixed at the upper end of the square connecting cylinder, an arc-shaped light screen is arranged at the upper end of the square connecting cylinder, a water tank is arranged inside the square connecting cylinder, a water collecting cavity is arranged inside the arc-shaped light screen, a water leakage hole penetrating through the upper surface of the arc-shaped light screen is formed in the upper end of the water collecting cavity, a water inlet pipe is communicated with the lower end of the water collecting cavity, the other end of the water inlet pipe is communicated with the water tank, a water pump is arranged in the water tank, a water outlet end of the water pump is connected with a water supply pipe, drainage cavities are formed in the upper ends of the front side and the rear side of the stop board shell, a plurality of water spray nozzles distributed in a linear array are communicated with the lower end of the drainage cavities, one end of the water supply pipe is communicated with the two drainage cavities through a shunt pipe, and a fan frame is fixed inside the stop board shell, the air supply device is characterized in that a plurality of air supply fans distributed in a rectangular array are arranged on the fan frame, air inlets are formed in the lower ends of the front side and the rear side of the stop board shell, and air outlets are formed in the upper ends of the left side and the right side of the stop board shell.

Furthermore, the front end and the rear end of the stop board shell are respectively provided with a glass plate, and the front side and the rear side of the interior of the stop board shell are respectively provided with a liquid crystal display screen through a mounting frame.

Furthermore, the air inlet and the air outlet are both provided with inclined openings, and the height of the inner openings of the air inlet and the air outlet is higher than that of the outer openings of the air outlet.

Furthermore, one side of the station board shell is provided with a water conveying pipe, one end of the water conveying pipe is communicated with the water tank, and a valve is arranged on the water conveying pipe.

Furthermore, radiating holes are formed in the side wall of the square connecting cylinder.

(III) advantageous effects

Compared with the prior art, the utility model provides an electronic stop board based on a Local dimming backlight source partition technology, which has the following beneficial effects:

1. according to the utility model, the water tank, the water pump, the water supply pipe, the flow dividing pipe, the drainage cavity and the water spraying opening are arranged, so that clear water can be conveniently sprayed to the surface of the housing of the stop board, the purpose of cleaning the housing of the stop board is achieved, and the rainwater can be conveniently collected through the arrangement of the water collecting cavity, the water leakage hole and the water inlet pipe, so that the consumption of water resources is reduced, and the loss of manpower and material resources can also be reduced.

2. According to the utility model, the fan frame, the air supply fan, the air inlet and the air outlet are arranged, so that air inside the stop board shell can conveniently circulate, and a better ventilation and heat dissipation effect is achieved.

Drawings

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

FIG. 2 is a schematic view of the internal perspective structure of the present invention;

FIG. 3 is a schematic view of another internal perspective structure of the present invention;

FIG. 4 is a schematic side sectional view of the present invention.

In the figure: 1. a base plate; 2. a square connecting cylinder; 3. a stop board housing; 4. a glass plate; 5. an arc-shaped shading plate; 6. a mounting frame; 7. a liquid crystal display screen; 8. a water tank; 9. a water collection cavity; 10. a water leakage hole; 11. a water inlet pipe; 12. a water pump; 13. a water supply pipe; 14. a drainage cavity; 15. a water jet; 16. a shunt tube; 17. a fan frame; 18. an air supply fan; 19. an air inlet; 20. an air outlet; 21. a water delivery pipe; 22. and (4) heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

Examples

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, an electronic stop board based on Local dimming backlight partitioning technology according to an embodiment of the present invention includes a base board 1, and is characterized in that: a square connecting cylinder 2 is fixed at the upper end of the bottom plate 1, a stop board shell 3 is fixed at the upper end of the square connecting cylinder 2, an arc-shaped shading plate 5 is arranged at the upper end of the square connecting cylinder 2, a water tank 8 is arranged inside the square connecting cylinder 2, a water collecting cavity 9 is arranged inside the arc-shaped shading plate 5, a water leakage hole 10 penetrating through the upper surface of the arc-shaped shading plate 5 is arranged at the upper end of the water collecting cavity 9, a water inlet pipe 11 is communicated with the lower end of the water collecting cavity 9, the other end of the water inlet pipe 11 is communicated with the water tank 8, a water pump 12 is arranged in the water tank 8, a water outlet end of the water pump 12 is connected with a water supply pipe 13, water drainage cavities 14 are arranged at the upper ends of the front side and the rear side of the stop board shell 3, a plurality of water spray nozzles 15 distributed in a linear array are communicated with the lower end of the water supply pipe 13 through a shunt pipe 16, a fan frame 17 is fixed inside the stop board shell 3, a plurality of air supply fans 18 distributed in a rectangular array are arranged on the fan frame 17, air intake 19 has all been seted up to the lower extreme of station board casing 3 front and back side, and air outlet 20 has all been seted up to the upper end on its left and right sides, through setting up water tank 8, water pump 12, water supply pipe 13, shunt tubes 16, drainage chamber 14 and water jet 15, be convenient for to station board casing 3 surface injection clear water, reach the purpose of wasing station board casing 3, through catchmenting chamber 9, hole 10 leaks, and inlet tube 11's setting, be convenient for collect the rainwater, thereby reduce the consumption of water resource, also can reduce the loss of manpower, through setting up fan frame 17, air supply fan 18, air intake 19 and air outlet 20, be convenient for the inside circulation of station board casing 3, thereby reach better ventilation cooling effect.

As shown in fig. 1 and 2, in some embodiments, glass plates 4 are disposed at the front and rear ends of the station board housing 3, liquid crystal displays 7 are mounted on the front and rear sides of the interior of the station board housing 3 through mounting frames 6, and the glass plates 4 are disposed so as to facilitate viewing of contents displayed by the liquid crystal displays 7 through the glass plates 4, thereby protecting the liquid crystal displays 7.

As shown in fig. 2 and 4, in some embodiments, the air inlet 19 and the air outlet 20 are both provided with inclined openings, and the height of the inner opening is higher than that of the outer opening, so that the probability of rainwater entering the interior of the stop board housing 3 from the outside is reduced by providing the inner openings of the air inlet 19 and the air outlet 20 with a higher height than that of the outer opening.

As shown in fig. 3, in some embodiments, a water pipe 21 is disposed at one side of the station board housing 3, one end of the water pipe 21 is communicated with the water tank 8, and a valve is disposed thereon, so that water can be manually added into the water tank 8 when it is not raining for a long time through the arrangement of the water pipe 21 and the valve.

As shown in fig. 4, in some embodiments, heat dissipation holes 22 are formed in the sidewalls of the square connecting cylinder 2, so that the heat dissipation of the water tank 8 is facilitated by the heat dissipation holes 22.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an electronic stop borad based on Local dimming backlight subregion technique, includes bottom plate (1), its characterized in that: a square connecting cylinder (2) is fixed at the upper end of the bottom plate (1), a stop board shell (3) is fixed at the upper end of the square connecting cylinder (2), an arc-shaped light screen (5) is arranged at the upper end of the square connecting cylinder (2), a water tank (8) is arranged in the square connecting cylinder (2), a water collecting cavity (9) is formed in the arc-shaped light screen (5), a water leakage hole (10) penetrating through the upper surface of the arc-shaped light screen (5) is formed in the upper end of the water collecting cavity (9), a water inlet pipe (11) is communicated with the lower end of the water collecting cavity (9), the other end of the water inlet pipe (11) is communicated with the water tank (8), a water pump (12) is arranged in the water tank (8), a water supply pipe (13) is connected to the water outlet end of the water pump (12), water drainage cavities (14) are formed in the upper ends of the front side and the rear side of the stop board shell (3), and a plurality of water spraying ports (15) distributed in a linear array are communicated with the lower end of the drainage cavities (14), the one end of flow pipe (13) is linked together through shunt tubes (16) and two drainage chamber (14), station board casing (3) inside is fixed with fan frame (17), be equipped with a plurality of air supply fan (18) that are the distribution of rectangle array on fan frame (17), air intake (19) have all been seted up to the lower extreme of station board casing (3) front and back side, and air outlet (20) have all been seted up to the upper end on its left and right sides.

2. The electronic stop sign based on Local dimming backlight partitioning technology as claimed in claim 1, wherein: the front end and the rear end of the station board shell (3) are respectively provided with a glass plate (4), and the front side and the rear side of the interior of the station board shell (3) are respectively provided with a liquid crystal display (7) through a mounting frame (6).

3. The electronic stop sign based on Local dimming backlight partitioning technology as claimed in claim 1, wherein: the air inlet (19) and the air outlet (20) are both provided with inclined openings, and the height of the inner openings is higher than that of the outer openings.

4. The electronic stop sign based on Local dimming backlight partitioning technology as claimed in claim 1, wherein: one side of the station board shell (3) is provided with a water conveying pipe (21), one end of the water conveying pipe (21) is communicated with the water tank (8), and a valve is arranged on the water conveying pipe.

5. The electronic stop sign based on Local dimming backlight partitioning technology as claimed in claim 1, wherein: radiating holes (22) are formed in the side walls of the square connecting cylinders (2).