CN215868509U

CN215868509U - Electronic stop board of outdoor high-brightness liquid crystal screen Local dimming backlight partitioning technology

Info

Publication number: CN215868509U
Application number: CN202121727893.1U
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 adopting an outdoor high-brightness liquid crystal screen Localdim backlight partitioning technology. According to the outdoor high-brightness liquid crystal display Localdim backlight partition technology, the photosensitive sensor is arranged, the photosensitive sensor can detect brightness information of the surrounding space and transmit the data to the controller, and then the controller adjusts the working brightness of the liquid crystal display, so that the liquid crystal display is always in the brightness suitable for people to observe, the energy loss is reduced, people can observe the electronic stop board conveniently, and the practicability of the electronic stop board of the outdoor high-brightness liquid crystal display Localdim backlight partition technology is fully reflected.

Description

Electronic stop board of outdoor high-brightness liquid crystal screen Local dimming backlight partitioning technology

Technical Field

The utility model relates to the technical field of electronic stop boards, in particular to an electronic stop board adopting an outdoor high-brightness liquid crystal screen Local dimming backlight partitioning technology.

Background

At present, the liquid crystal display is widely used, and from the technical development trend, how to reduce the power consumption of the backlight is most concerned. Because the backlight source is the largest energy consumer, the power consumption of the backlight is reduced, and the power consumption of the whole machine is also greatly reduced. The technologies include improving a driving circuit of a backlight source, improving luminous efficiency of LEDs, and developing new LED types, and currently, Local Dimming is the technology which is the easiest to implement and has the most obvious effect. Especially, the direct type LED backlight is matched with the Local Dimming technology, so that the electric quantity can be greatly reduced, the contrast value and the gray scale number of a display picture can be improved, the residual shadow can be reduced, and the like.

Local Dimming means that backlight composed of hundreds of LEDs is used to replace CCFL backlight, and the backlight LEDs can be adjusted according to the brightness of the image, so that the brightness of the highlighted part in the display screen image can be maximized, and the brightness of the dark part can be reduced to be turned off, thereby achieving the best contrast.

The electronic stop board in the current market has the advantages that the brightness is not adjustable in actual use, the brightness of the electronic stop board is kept unchanged at daytime and night, so that passengers waiting for the bus can see the electronic stop board at night with dazzling feeling, the content displayed by the electronic stop board cannot be clearly seen under the bright light in the daytime, the passengers waiting for the bus can not acquire the information of the bus through the electronic stop board, and therefore the electronic stop board adopting the outdoor high-brightness liquid crystal screen Local dimming backlight partition technology is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the electronic stop board adopting the outdoor high-brightness liquid crystal screen Local dimming backlight partitioning technology, and solves the problem that the brightness of the conventional electronic stop board is not adjustable.

The second technical proposal.

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

the utility model provides an electronic stop board of outdoor highlight LCD screen Local dimming backlight partition technique, includes L type support, stop board main part and energy supply mechanism, the bottom of L type support is equipped with the base, the upper surface of L type support is equipped with the mounting box, the internally mounted of mounting box has the motor, the annular has been seted up to the upper surface of mounting box, the middle part at L type support is installed to the stop board main part, the front and the back of stop board main part are equipped with liquid crystal display, the light filling lamp is installed to the top of stop board main part, photosensitive sensor is installed to the right flank top of stop board main part, the controller is installed to stop board main part right flank below, energy supply mechanism is used for providing the electric energy for the electrical apparatus in the equipment.

Further, the input ends of the motor, the liquid crystal display screen, the light supplementing lamp and the photosensitive sensor are electrically connected with the output end of the controller.

Further, energy supply mechanism includes the connecting cylinder with motor output fixed connection, the surperficial upside of connecting cylinder is connected with solar panel, solar panel passes through the input electric connection of photovoltaic inverter with the controller, the light source tracker is installed to the upper end of connecting cylinder.

Further, a mounting frame is arranged on the bottom side of the surface of the connecting cylinder, and balls are mounted on the bottom side of the mounting frame.

(III) advantageous effects

Compared with the prior art, the utility model provides the electronic stop board adopting the outdoor high-brightness liquid crystal screen Local dimming backlight partitioning technology, which has the following beneficial effects:

1. according to the utility model, the photosensitive sensor is arranged, the photosensitive sensor can detect the brightness information of the surrounding space and transmit the data to the controller, and then the controller adjusts the working brightness of the liquid crystal display, so that the liquid crystal display is always in the brightness suitable for people to observe, the energy loss is reduced, people can observe the electronic stop board, and the practicability of the electronic stop board adopting the outdoor high-brightness liquid crystal display Local dimming backlight partitioning technology is fully embodied.

2. According to the utility model, the energy supply mechanism is arranged, the light source tracker transmits the direction information of the sun to the controller, and after the controller processes the information, the controller controls the motor to work, so that the solar panel is ensured to be under the optimal illumination, more solar energy is converted into electric energy, the self-sufficiency of the electric quantity of the electronic stop board is realized, and the electronic stop board is worthy of being generally applied and popularized.

Drawings

FIG. 1 is a front view of the main body of the present invention;

FIG. 2 is a side view of the main body of the present invention;

FIG. 3 is a schematic view of the upper part of the main body of the present invention;

FIG. 4 is a schematic diagram of the system of the present invention.

In the figure: 1. an L-shaped bracket; 2. a stop board main body; 3. an energy supply mechanism; 301. a connecting cylinder; 302. a solar panel; 303. a light source tracker; 304. a mounting frame; 305. a ball bearing; 4. a base; 5. mounting a box; 6. a motor; 7. a ring groove; 8. a liquid crystal display screen; 9. a light supplement lamp; 10. a photosensitive sensor; 11. and a controller.

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, 2, 3 and 4, an electronic stop board of an outdoor high-brightness liquid crystal display Local dimming backlight partitioning technology according to an embodiment of the present invention includes an L-shaped support 1, a stop board main body 2 and an energy supply mechanism 3, a base 4 is disposed at a bottom end of the L-shaped support 1, a mounting box 5 is disposed on an upper surface of the L-shaped support 1, a motor 6 is mounted inside the mounting box 5, a ring groove 7 is disposed on an upper surface of the mounting box 5, the stop board main body 2 is mounted in a middle portion of the L-shaped support 1, liquid crystal displays 8 are disposed on front and back surfaces of the stop board main body 2, a light supplement lamp 9 is mounted above the stop board main body 2, a photosensitive sensor 10 is mounted above a right side surface of the stop board main body 2, a controller 11 is mounted below a right side surface of the stop board main body 2, the energy supply mechanism 3 is used for supplying electric energy to an electric appliance in the equipment, and the utility model solves a problem that a brightness adjustment of an existing electronic stop board in the prior art cannot achieve high energy consumption, the improvement is carried out, firstly, through setting up photosensitive sensor 10, photosensitive sensor 10 can detect the luminance information of surrounding space, and give controller 11 with data output, then controller 11 adjusts liquid crystal display 8's work luminance, make liquid crystal display 8 be in the luminance that is fit for people to observe all the time, the loss of energy has not only been reduced, and do benefit to people and observe the electronic station board, set up energy supply mechanism 3 in addition, light source tracker 303 transmits the azimuth information of sun to controller 11, behind the controller 11 processing information, through the work of control motor 6, ensure that solar panel 302 is in under the best illumination, convert more solar energy into electric energy, realize the self-sufficiency of electronic station board electric quantity, the practicality of this outdoor high-brightness LCD screen Local dimming backlight partition technology's electronic station board has fully been embodied.

As shown in fig. 4, in some embodiments, the input ends of the motor 6, the liquid crystal display 8, the light supplement lamp 9 and the photosensitive sensor 10 are electrically connected to the output end of the controller 11, and the controller 11 can receive information transmitted by the photosensitive sensor 10 to coordinate the work of the liquid crystal display 8 and the light supplement lamp 9, so that people can see the electronic stop board clearly.

As shown in fig. 4, in some embodiments, the energy supplying mechanism 3 includes a connecting cylinder 301 fixedly connected to the output end of the motor 6, a solar panel 302 is connected to the upper side of the surface of the connecting cylinder 301, the solar panel 302 is electrically connected to the input end of the controller 11 through a photovoltaic inverter, a light source tracker 303 is installed at the upper end of the connecting cylinder 301, and the light source tracker 303 is of type TYTC-205M, and is used for sensing the projection direction of the sun and transmitting the protection data to the controller 11.

As shown in fig. 3, in some embodiments, a mounting bracket 304 is disposed on a bottom side of a surface of the connecting cylinder 301, and a ball 305 is mounted on a bottom side of the mounting bracket 304, and the ball 305 rolls in the annular groove 7, so that the motor 6 can drive the energy supply mechanism 3 to rotate with a small output power, and the purpose of saving energy is achieved.

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 board of outdoor high bright LCD screen Local dimming backlight subregion technique, includes L type support (1), stop board main part (2) and energy supply mechanism (3), its characterized in that: the bottom of L type support (1) is equipped with base (4), the upper surface of L type support (1) is equipped with mounting box (5), the internally mounted of mounting box (5) has motor (6), annular (7) have been seted up to the upper surface of mounting box (5), the middle part in L type support (1) is installed in station board main part (2), the front and the back of station board main part (2) are equipped with liquid crystal display (8), light filling lamp (9) are installed to the top of station board main part (2), photosensitive sensor (10) are installed to the right flank top of station board main part (2), controller (11) are installed to station board main part (2) right flank below, energy supply mechanism (3) are used for providing the electric energy for the electrical apparatus in the equipment.

2. The electronic stop board of the outdoor high-brightness liquid crystal screen Local dimming backlight partitioning technology according to claim 1 is characterized in that input ends of the motor (6), the liquid crystal display screen (8), the light supplementing lamp (9) and the photosensitive sensor (10) are electrically connected with an output end of the controller (11).

3. The electronic stop board adopting the Local dimming backlight partitioning technology for the outdoor high-brightness liquid crystal screen according to claim 1, is characterized in that: energy supply mechanism (3) include connecting cylinder (301) with motor (6) output end fixed connection, the surperficial upside of connecting cylinder (301) is connected with solar panel (302), solar panel (302) are through the input electric connection of photovoltaic inverter with controller (11), light source tracker (303) is installed to the upper end of connecting cylinder (301).

4. The electronic stop board adopting the Local dimming backlight partitioning technology for the outdoor high-brightness liquid crystal screen according to claim 3, is characterized in that: a mounting frame (304) is arranged on the bottom side of the surface of the connecting cylinder (301), and a ball (305) is mounted on the bottom side of the mounting frame (304).