CN218729721U

CN218729721U - Liquid crystal display screen with waterproof structure

Info

Publication number: CN218729721U
Application number: CN202221857495.6U
Authority: CN
Inventors: 刘建军; 黄礼嘉; 肖锡耀
Original assignee: Ji'an Chuangli Technology Co ltd
Current assignee: Ji'an Chuangli Technology Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2023-03-24
Anticipated expiration: 2032-07-19

Abstract

The utility model discloses a liquid crystal display with waterproof construction, including the protection box, install at the inside display module assembly of protection box and install and be used for waterproof and radiating waterproof construction at the protection box back, toughened glass is installed to the preceding terminal surface of protection box, and toughened glass closely laminates with display module assembly's display panel, waterproof construction is including a plurality of along the commentaries on classics board, the rack that the vertical direction of protection box arranged and distributes and the lift drive structure that is used for driving the rack to go up and down, the protection box rotates with the junction of commentaries on classics board and installs the fluted disc, and this fluted disc is fixed mutually with commentaries on classics board, and is connected with rack toothing. The utility model provides a waterproof construction's commentaries on classics board can select to seal or expand according to the in-service use needs to seal when outdoor rainy day, thereby prevent that the rainwater from getting into the inside damage display module assembly of protection box, and when the weather of outdoor non-rainy, can the selective rotation expand, the display module assembly of being convenient for outwards dispels the heat, and the practicality is stronger.

Description

Liquid crystal display screen with waterproof structure

Technical Field

The utility model belongs to the technical field of the liquid crystal display technique and specifically relates to liquid crystal display with waterproof construction.

Background

Liquid crystal display is more and more favored in outdoor media, and not only the trade company needs good media to do the propaganda, and the government also more and more pays close attention to outdoor media to the positive effect of government policy propaganda, moreover, also is used by more and more as an outstanding outdoor information issuing media in hospital, high-grade living district, parking area, liquid crystal display.

And current liquid crystal display when outdoor use, in order to guarantee higher water-proof effects, it has set up the problem that leads to the radiating effect relatively poor easily after waterproof construction.

For this reason, we propose a liquid crystal display panel having a waterproof structure to solve the above-mentioned problems.

Disclosure of Invention

An object of the utility model is to provide a liquid crystal display with waterproof construction to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

liquid crystal display with waterproof construction, including the protection box, install at the inside display module assembly of protection box and install and be used for waterproof and radiating waterproof construction at the protection box back, toughened glass is installed to the preceding terminal surface of protection box, and toughened glass closely laminates with display module assembly's display panel, waterproof construction is including a plurality of arrange the lift drive structure that distributes commentaries on classics board, rack and be used for driving the rack lift along the vertical direction of protection box, the fluted disc is installed in the protection box rotation of junction with commentaries on classics board, and this fluted disc is fixed mutually with commentaries on classics board, and is connected with rack toothing.

In a further embodiment, the back surface of the display module is tightly attached with a heat-conducting metal plate, and the heat-conducting metal plate is fixed with the protection box.

In a further embodiment, the lower edge of the rotating plate adopts an arc-shaped structure matched with the outer edge of the fluted disc, and the lower edge of the rotating plate is connected with a sealing gasket.

In a further embodiment, an air filter net and a waterproof breathable film which are attached to each other are installed in the middle area of the rotating plate, the air filter net is installed on the outer side of the rotating plate, and the waterproof breathable film is installed on the inner side of the rotating plate.

In a further embodiment, the number of the rotating plates is five, and the distance between the adjacent rotating plates is equal to the width of the rotating plates, so that the rotating plates can be integrally closed on the back of the protective box.

In a further embodiment, the lifting driving structure comprises a sleeve, a straight rod, a spring and two same-polarity electromagnetic blocks, wherein the sleeve and the straight rod are sleeved with each other, the spring is sleeved on the outer side of the straight rod, and the two same-polarity electromagnetic blocks are used for generating electromagnetic repulsion.

In a further embodiment, a controller is connected below the lifting driving structure, an output end of the controller is electrically connected with the electromagnetic block, and an input end of the controller is electrically connected with the humidity sensor.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides a waterproof construction's commentaries on classics board can select to seal or expand according to the in-service use needs to seal when in the open air rainy day, thereby prevent that the rainwater from getting into the inside damage display module assembly of protection box, and during the weather of outdoor non-rainy, can the selective rotation expand, be convenient for the inside and outside ventilative of protection box, thereby guaranteed to the good radiating effect of display module assembly, the practicality is stronger.

2. In order to further improve the use convenience of whole waterproof construction, set up humidity transducer and controller and cooperate, can intelligent perception outdoor air humidity, when air humidity is big, controller control lift drive structure starts, drives the commentaries on classics board and rotates and seal, does not need the manual work to adjust, and it is more intelligent convenient to use.

Drawings

FIG. 1 is a schematic view of a back side three-dimensional structure of the present invention;

FIG. 2 is a schematic structural view of a right side view of the cross section of the present invention;

FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2 according to the present invention;

fig. 4 is the schematic view of the cross-sectional structure of the lifting driving structure of the present invention.

In the figure: 1. a protection box; 2. tempering the glass; 3. a display module; 4. a heat conductive metal plate; 5. rotating the plate; 51. a gasket; 52. an air screen; 53. a waterproof breathable film; 6. a fluted disc; 7. a rack; 8. a lifting drive structure; 81. a sleeve; 82. a straight rod; 83. a spring; 84. an electromagnetic block; 9. a controller; 10. and a humidity sensor.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a liquid crystal display screen with a waterproof structure includes a protection box 1, a display module 3 and a waterproof structure, wherein a tempered glass 2 is installed on a front end surface of the protection box 1, the display module 3 and a heat conducting metal plate 4 are installed inside the protection box 1, the tempered glass 2 is tightly attached to a display panel of the display module 3, so that the display module 3 can display through the tempered glass 2, and the back surface of the display module 3 is tightly attached to the heat conducting metal plate 4, so that the heat conducting metal plate 4 can conduct heat generated by the operation of the display module 3 to help the display module to dissipate heat;

referring to fig. 1-2, the waterproof structure includes five rotating plates 5 arranged along the vertical direction of the back of the protection box 1, and the distance between adjacent rotating plates 5 is equal to the width of the rotating plates 5, so that the rotating plates 5 can seal the back of the protection box 1 as a whole, a fluted disc 6 is rotatably mounted at the joint of the protection box 1 and each rotating plate 5, the fluted disc 6 is fixed with the rotating plates 5, and one side of the fluted disc 6 away from the rotating plates 5 is engaged with a rack 7, the lower end of the rack 7 is connected with a lifting driving structure 8, and the lifting driving structure 8 is fixed with the inner wall of the protection box 1, after the lifting driving structure 8 is started, the rack 7 can be driven to lift, the rack 7 is engaged with the fluted disc 6 when rising, the fluted disc 6 is driven to rotate, and the rotating plates 5 can be driven to rotate downwards to seal, thereby closing the back space of the protection box 1 and preventing water;

referring to fig. 3, in order to further improve the waterproof effect of the rotating plate 5 when closed, the lower edge of the rotating plate 5 adopts an arc structure matched with the outer edge of the fluted disc 6, so as to reduce the problem of water leakage of the gap when the rotating plate 5 is closed, and the lower edge of the rotating plate 5 is connected with a sealing gasket 51, and the sealing gasket 51 has certain elasticity, so that the adhesion tightness of the gap can be improved, and the problem of water leakage is further reduced;

referring to fig. 3, in order to prevent the problem that the whole device cannot radiate heat outwards when the waterproof structure is closed, an air filter 52 and a waterproof breathable film 53 which are attached to each other are installed in the middle area of the rotating plate 5, the air filter 52 is installed on the outer side of the rotating plate 5, the waterproof breathable film 53 is installed on the inner side of the rotating plate 5, the air filter 52 and the waterproof breathable film 53 can prevent water vapor and air pollutants from entering the protection box 1, and meanwhile, when the heat conducting metal plate 4 radiates heat outwards, water drops hung on the outer side of the air filter 52 can be evaporated;

referring to fig. 4, the lifting driving structure 8 includes a sleeve 81 and a straight rod 82 which are sleeved with each other, a spring 83 which is sleeved outside the straight rod 82, and two electromagnetic blocks 84 of the same polarity which are used for generating electromagnetic repulsion force, the sleeve 81 is fixed with the inner wall of the protection box 1, the straight rod 82 penetrates through the upper end face of the sleeve 81, two ends of the spring 83 are respectively connected with the sleeve 81 and the rack 7, the spring 83 can help the extended straight rod 82 to retract and reset by using the elastic action of the spring 83, the electromagnetic blocks 84 are installed at one end of the straight rod 82 which is inserted into the sleeve 81 and the inner bottom of the sleeve 81, and the two electromagnetic blocks 84 of the same polarity repel each other, so that the straight rod 82 is driven to extend out inside the sleeve 81 by the electromagnetic repulsion force between the two electromagnetic blocks 84 after the electromagnetic blocks 84 are powered on, the whole structure is small, and the lifting driving structure is convenient to be installed inside the protection box 1;

please refer to fig. 2 and 4, in order to further improve the convenience of the whole waterproof structure, the lower part of the lifting driving structure 8 is connected with the controller 9, the output end of the controller 9 is electrically connected with the electromagnetic block 84, and the input end of the controller 9 is electrically connected with the humidity sensor 10, the humidity sensor 10 is embedded on the outer surface of the protection box 1, the outdoor environment air humidity can be monitored through the humidity sensor 10, so as to be matched with the controller 9, the outdoor weather condition in sunny and rainy days can be intelligently sensed, when the air humidity is high, the controller 9 controls the lifting driving structure 8 to be started, the rotating plate 5 is driven to rotate and be closed, the manual regulation is not needed, and the use is more intelligent and convenient.

The working principle is as follows: during the use, display module assembly 3 is protected in inside by protection box 1, under the normality, commentaries on classics board 5 is in the expansion state, be convenient for protect 1 inside outside heat dissipations in box, and cooperate with controller 9 when humidity transducer 10, when outdoor humidity of intelligence perception is great, need prevent to protect 1 inside intaking of box, controller 9 control lift drive structure 8 drives, lift drive structure 8 drives 7 lifts of rack, with the meshing of fluted disc 6 when 7 lifts up, drive fluted disc 6 and rotate, and then can drive commentaries on classics board 5 downwardly rotating, commentaries on classics board 5 rotates to and rotates 5 superposes with adjacent commentaries on classics board together, seal 1 back space of protection box, prevent into water.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Liquid crystal display with waterproof construction, including protection box (1), install at inside display module assembly (3) of protection box (1) and install and be used for waterproof and radiating waterproof construction, its characterized in that at protection box (1) back: toughened glass (2) are installed to the preceding terminal surface of protection box (1), and toughened glass (2) closely laminate with the display panel of display module assembly (3), waterproof construction is including a plurality of along the vertical direction arrangement of protection box (1) change board (5), rack (7) and be used for driving lift drive structure (8) that rack (7) go up and down, protection box (1) is rotated with the junction of changeing board (5) and is installed fluted disc (6), and this fluted disc (6) are fixed mutually with commentaries on classics board (5), and are connected with rack (7) meshing.

2. The liquid crystal display panel having a waterproof structure according to claim 1, characterized in that: the back of the display module (3) is tightly attached with a heat conduction metal plate (4), and the heat conduction metal plate (4) is fixed with the protection box (1).

3. The liquid crystal display panel having a waterproof structure according to claim 1, characterized in that: the lower edge of the rotating plate (5) adopts an arc structure matched with the outer edge of the fluted disc (6), and the lower edge of the rotating plate (5) is connected with a sealing gasket (51).

4. The liquid crystal display panel having a waterproof structure according to claim 1, characterized in that: the middle area of commentaries on classics board (5) is installed air filter screen (52) and waterproof ventilated membrane (53) of laminating each other, and installs in the outside of commentaries on classics board (5) air filter screen (52) to the inboard at commentaries on classics board (5) is installed in waterproof ventilated membrane (53).

5. The liquid crystal display panel having a waterproof structure according to claim 1, characterized in that: the number of the rotating plates (5) is five, and the distance between every two adjacent rotating plates (5) is equal to the width of the rotating plates (5), so that the rotating plates (5) can be used for integrally sealing the back of the protection box (1).

6. The liquid crystal display panel having a waterproof structure according to claim 1, characterized in that: the lifting driving structure (8) comprises a sleeve (81) and a straight rod (82) which are sleeved with each other, a spring (83) sleeved on the outer side of the straight rod (82), and two electromagnetic blocks (84) with the same polarity for generating electromagnetic repulsion.

7. The liquid crystal display panel having a waterproof structure according to claim 6, characterized in that: the controller (9) is connected to the lower portion of the lifting driving structure (8), the output end of the controller (9) is electrically connected with the electromagnetic block (84), and the input end of the controller (9) is electrically connected with the humidity sensor (10).