CN110706617A

CN110706617A - Outdoor liquid crystal screen structure

Info

Publication number: CN110706617A
Application number: CN201910998273.2A
Authority: CN
Inventors: 向守林; 王勋; 叶仕标
Original assignee: Shenzhen Fengshi Technology Co Ltd
Current assignee: Shenzhen Fengshi Technology Co Ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-01-17

Abstract

An outdoor liquid crystal screen structure comprises a front frame module, a middle frame module and a rear cover module, wherein the middle frame module is installed on the front frame module, the rear cover module is installed on the middle frame module, the front frame module comprises a front frame metal plate, a glass plate arranged in the front frame metal plate and a light sensor arranged outside the front frame metal plate, the middle frame module comprises a liquid crystal screen, a middle frame metal plate, a power supply, a plurality of fans, a fan controller, a constant current plate and a main control plate, the middle frame metal plate comprises a middle partition plate, an upper frame and a lower frame, the upper frame and the lower frame are respectively arranged on two sides of the middle partition plate, and a plurality of air outlets are formed in the top end of the lower frame; compared with the prior art, the invention has the beneficial effects that: the light sensor can sense the intensity of light in the outdoor environment and is adaptive to the brightness in the outdoor environment, so that the liquid crystal screen is clear and beautiful in the outdoor environment; the heat is fully dissipated, and the failure rate is reduced; the whole assembly is simple, the maintenance is convenient, and the device is suitable for the outdoors.

Description

Outdoor liquid crystal screen structure

[ technical field ] A method for producing a semiconductor device

The invention relates to the technical field of liquid crystal screens, in particular to an outdoor liquid crystal screen structure.

[ background of the invention ]

More and more cities begin to use outdoor display equipment for providing information such as real-time, real-time weather, traffic information and news to citizens, and the outdoor display equipment can be used for touch query so as to facilitate daily life and information query.

The existing outdoor display screen usually comprises an LED screen and an LCD screen, the brightness of the outdoor environment is changed, and the brightness of some screens cannot be seen clearly; some screens have serious heating after the brightness is increased, so that the faults are increased; some screen structures are heavy, cumbersome to disassemble, assemble and maintain, and inconvenient for customers to install and maintain.

In view of the above, it is desirable to provide an outdoor liquid crystal panel structure to overcome the deficiencies of the prior art.

[ summary of the invention ]

The invention aims to provide an outdoor liquid crystal screen structure, aiming at realizing self-adaption brightness in an outdoor environment, so that a liquid crystal screen is clear and beautiful in the outdoor environment, the heat is fully radiated, and the failure rate is reduced; the whole assembly is simple, the maintenance is convenient, and the device is suitable for the outdoors.

In order to achieve the above object, the present invention provides an outdoor liquid crystal display structure, which includes a front frame module, a middle frame module and a rear cover module, wherein the middle frame module is installed on the front frame module, and the rear cover module is installed on the middle frame module;

the front frame module comprises a front frame metal plate, a glass plate arranged in the front frame metal plate and a light sensor arranged outside the front frame metal plate, the middle frame module comprises a liquid crystal screen, a middle frame metal plate, a power supply, a plurality of fans, a fan controller, a constant current plate and a main control plate, the middle frame metal plate comprises a middle partition plate, an upper frame and a lower frame which are respectively arranged on two sides of the middle partition plate, the top end of the lower frame is provided with a plurality of air outlets, a first air inlet is arranged between the bottom end of the lower frame and the front frame metal plate, the liquid crystal screen is positioned in the lower frame and is in contact with the glass plate, the power supply, the plurality of fans, the fan controller, the constant current plate and the main control plate are arranged in the upper frame, the power supply is respectively electrically connected with the fan controller, the main control plate and the constant current plate, the constant current plate is respectively electrically connected with the light sensor and the liquid crystal screen, and the, the fan controller is electrically connected with each fan, the rear cover module comprises a rear cover sheet metal and a rear cover filter, the rear cover sheet metal is covered on the upper frame, a second air inlet is formed in the bottom end of the rear cover sheet metal, and the rear cover filter is installed in the air inlet.

In a preferred embodiment, the power source is one of a built-in rechargeable battery and an external power source.

In a preferred embodiment, the glass plate is tempered glass or tempered glass with touch function.

In a preferred embodiment, the liquid crystal screen is a high brightness LCD liquid crystal screen.

In a preferred embodiment, the middle frame module further comprises a speaker, and the speaker is electrically connected with the main control board.

Compared with the prior art, the outdoor liquid crystal screen structure provided by the invention has the beneficial effects that: the light sensor can sense the intensity of light in the outdoor environment and is adaptive to the brightness in the outdoor environment, so that the liquid crystal screen is clear and beautiful in the outdoor environment; the fans can suck a large amount of cold air from the first air inlet and the second air inlet simultaneously, so that sufficient heat dissipation is performed, and the failure rate is reduced; the whole assembly is simple, the maintenance is convenient, and the device is suitable for the outdoors.

[ description of the drawings ]

Fig. 1 is a perspective view of an outdoor liquid crystal display structure provided by the present invention.

Fig. 2 is an exploded view of the front frame module, the middle frame module, and the rear cover module shown in fig. 1.

Fig. 3 is a sectional view of the outdoor liquid crystal panel structure shown in fig. 1 in combination.

Fig. 4 is a schematic circuit structure diagram of the outdoor liquid crystal panel structure shown in fig. 1.

[ detailed description ] embodiments

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1, the present invention provides an outdoor liquid crystal display structure 100.

In an embodiment of the present invention, the outdoor liquid crystal panel structure 100 includes a front frame module 10, a middle frame module 20, and a rear cover module 30, wherein the middle frame module 20 is mounted on the front frame module 10, and the rear cover module 30 is mounted on the middle frame module 20.

Specifically, referring to fig. 2 to 4, the front frame module 10 includes a front frame sheet metal 11, a glass plate 12 disposed in the front frame sheet metal 11, and a photo sensor 13 disposed outside the front frame sheet metal 11, the middle frame module 20 includes a liquid crystal screen 21, a middle frame sheet metal 22, a power supply 23, a plurality of fans 24, a fan controller 25, a constant current plate 26, and a main control plate 27, the middle frame sheet metal 22 includes a middle partition 221, and an upper frame 222 and a lower frame 223 disposed on two sides of the middle partition 221, respectively, the top end of the lower frame 223 is provided with a plurality of air outlets 2231, a first air inlet 2232 is disposed between the bottom end of the lower frame 223 and the front frame sheet metal 11, the liquid crystal screen 21 is located in the lower frame 223 and contacts with the glass plate 12, the power supply 23, the plurality of fans 24, the fan controller 25, the constant current plate 26, and the main control plate 27 are mounted in the upper frame 222, the power supply 23 respectively contacts with the fan controller 25, the constant current, The main control board 27 and the constant current board 26 are electrically connected, the constant current board 26 is respectively electrically connected with the light sensor 13 and the liquid crystal screen 21, the main control board 27 is electrically connected with the liquid crystal screen 21, the fan controller 25 is electrically connected with each fan 24, the rear cover module 30 comprises a rear cover sheet metal 31 and a rear cover filter 32, the rear cover sheet metal 31 covers the upper frame 222, a second air inlet 331 is formed in the bottom end of the rear cover sheet metal 31, and the rear cover filter 32 is installed in the air inlet.

It can be understood that the power supply 23 is one of a built-in rechargeable battery and an external power supply 23, the power supply 23 provides electric energy to the whole device, and the photo sensor 13 can control the constant current plate 26 according to the intensity of the light in the outdoor environment, so as to change the power supplied to the liquid crystal screen 21 by the constant current plate 26, wherein the brighter the light, the weaker the light, and the darker the liquid crystal screen 21, the brightness of the liquid crystal screen 21 in the outdoor environment is self-adapted, so that the liquid crystal screen 21 is clearly and beautifully in the outdoor environment. Meanwhile, the plurality of fans 24 can suck a large amount of cold air from the first air inlet 2232 and the second air inlet 331, the rear cover filter 32 can prevent the impurities from entering, the cold air passes through a gap in the middle frame module 20, absorbs heat generated by solar radiation in front of the screen and heat generated by the screen behind the screen, and is finally discharged from the plurality of air outlets 2231, so that the heat is fully dissipated, and the failure rate is reduced. The whole assembly is simple, the maintenance is convenient, and the device is suitable for the outdoors.

Preferably, the glass plate 12 is tempered glass or tempered glass with a touch function. Touch screen operation can be performed through the tempered glass with the touch function.

Preferably, the liquid crystal panel 21 is a high brightness LCD liquid crystal panel. The brightness of the high-brightness LCD is higher than that of the conventional LCD, and the high-brightness LCD is suitable for outdoor use.

Preferably, the middle frame module 20 further includes a speaker 28, and the speaker 28 is electrically connected to the main control board 27. Sound can be played through the speaker 28.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An outdoor LCD screen structure which characterized in that: the device comprises a front frame module, a middle frame module and a rear cover module, wherein the middle frame module is installed on the front frame module, and the rear cover module is installed on the middle frame module;

2. An outdoor liquid crystal panel structure according to claim 1, characterized in that: the power supply is one of a built-in rechargeable battery and an external power supply.

3. An outdoor liquid crystal panel structure according to claim 1, characterized in that: the glass plate is toughened glass or toughened glass with a touch function.

4. An outdoor liquid crystal panel structure according to claim 1, characterized in that: the liquid crystal screen is a high-brightness LCD liquid crystal screen.

5. An outdoor liquid crystal panel structure according to claim 1, characterized in that: the middle frame module further comprises a loudspeaker, and the loudspeaker is electrically connected with the main control board.