CN211786485U - Low-radiation liquid crystal display module with strong anti-interference capability - Google Patents

Abstract

The utility model discloses a low radiation liquid crystal display module that interference killing feature is strong, comprises a box bod, the louvre has all been seted up to the both sides of box body, the first shielding layer of inner wall fixedly connected with of box body, the top of box body is run through and is provided with the framework, the inner wall fixedly connected with liquid crystal display of framework, liquid crystal display's bottom fixedly connected with backlight, the bottom fixedly connected with heat conduction glue of backlight, the bottom fixedly connected with heat conduction pad of heat conduction glue, the bottom fixedly connected with fin of heat conduction pad. The utility model discloses possess anti-interference advantage, solved current low radiation liquid crystal display module at the in-process of work, received external electromagnetic interference easily, can cause liquid crystal display to show unusually, influence the normal work of liquid crystal display module, be not convenient for dispel the heat at the in-process of liquid crystal display module, influence liquid crystal display module life's problem.

Description

Low-radiation liquid crystal display module with strong anti-interference capability

Technical Field

The utility model relates to a liquid crystal display module technical field specifically is a low radiation liquid crystal display module that interference killing feature is strong.

Background

The display component of the liquid crystal television is a liquid crystal module which is equivalent to a picture tube in a CRT, other parts comprise a power circuit, a signal processing circuit and the like, and of course, the display component of the liquid crystal television is a shell.

The existing low-radiation liquid crystal display module is easily interfered by external electromagnetic waves in the working process, so that the abnormal display of the liquid crystal display screen can be caused, the normal work of the liquid crystal display module is influenced, the heat dissipation is not convenient in the in-process of the liquid crystal display module, and the service life of the liquid crystal display module is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low radiation liquid crystal display module that interference killing feature is strong, possess anti-jamming advantage, solved current low radiation liquid crystal display module at the in-process of work, receive external electromagnetic wave interference easily, can cause liquid crystal display to show unusually, influence the normal work of liquid crystal display module, be not convenient for dispel the heat at the in-process of liquid crystal display module, influence liquid crystal display module life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a low-radiation liquid crystal display module with strong anti-interference capability comprises a box body, wherein heat dissipation holes are formed in two sides of the box body, the inner wall of the box body is fixedly connected with a first shielding layer, the top of the box body is provided with a frame body in a penetrating way, the inner wall of the frame body is fixedly connected with a liquid crystal display screen, the bottom of the liquid crystal display screen is fixedly connected with a backlight source, the bottom of the backlight source is fixedly connected with heat-conducting glue, the bottom of the heat-conducting glue is fixedly connected with a heat-conducting pad, the bottom of the heat conducting pad is fixedly connected with a heat radiating fin, both sides of the top of the inner cavity of the box body are fixedly connected with fixing rods, the bottom of the fixed rod is fixedly connected with a shielding box, the bottom of the shielding box is fixedly connected with an installation plate, the inner wall of shielding box and the equal fixedly connected with second shielding layer in top of mounting panel, the top fixed mounting of shielding box inner chamber has the PCB circuit board.

Preferably, the number of the heat dissipation holes is a plurality of, and the heat dissipation holes are respectively distributed on two sides of the box body.

Preferably, the first shielding layer is made of a copper foil material, and the heat conducting pad is made of a silica gel material.

Preferably, the second shielding layer is made of an aluminum foil material, and a wiring hole matched with the PCB is formed in the rear side of the shielding box.

Preferably, the front of the box body is provided with a box cover, and the front of the box cover is provided with a vent hole.

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

1. the utility model discloses a box body, louvre, fin, dead lever, heat-conducting glue, heat-conducting pad, shielding box, mounting panel, second shielding layer and first shielding layer's cooperation is used, has solved current low radiation liquid crystal display module at the in-process of work, receives external electromagnetic wave interference easily, can cause liquid crystal display to show unusually, influences the normal work of liquid crystal display module, is not convenient for dispel the heat at the in-process of liquid crystal display module, influences liquid crystal display module life's problem.

2. The utility model discloses a set up the louvre, can be convenient for dispel the heat to the inside heat of box body, through setting up the framework, can be convenient for protect liquid crystal display, cooperation through heat-conducting adhesive and heat-conducting pad is used, can be convenient for conduct on the heat dissipation piece the heat that the backlight during operation produced, through setting up the fin, can be convenient for give off the heat, through setting up first shielding layer, the box body that can be convenient for shields external electromagnetic wave, through setting up the second shielding layer, can be convenient for carry out the jam-proof to the inside PCB circuit board of shielding box, through setting up the wiring hole, the PCB circuit board wiring of can being convenient for.

Drawings

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

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

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a right side view of the structure of the present invention;

fig. 5 is an enlarged schematic view of a portion of the structure of fig. 1 according to the present invention.

In the figure: 1 box body, 2 louvres, 3 fin, 4 dead levers, 5 frameworks, 6 liquid crystal display, 7 backlight, 8 heat-conducting glue, 9 heat-conducting pads, 10 shielding box, 11PCB circuit board, 12 mounting panels, 13 second shielding layers, 14 first shielding layers, 15 lid, 16 ventilation holes.

Detailed Description

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be 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 in specific cases to those skilled in the art.

The utility model provides a box body 1, fin 3, dead lever 4, framework 5, liquid crystal display 6, backlight 7, heat-conducting glue 8, heat conduction pad 9, shielding box 10, PCB circuit board 11, mounting panel 12, second shielding layer 13, parts such as first shielding layer 14 and lid 15 are general standard or the part that technical staff in the field knows, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for technical staff in the field.

Referring to fig. 1-5, a low-emissivity liquid crystal display module with high anti-interference capability includes a case 1, heat dissipation holes 2 are formed on both sides of the case 1, heat dissipation holes 2 are formed to facilitate heat dissipation of heat inside the case 1, the number of heat dissipation holes 2 is several, and the heat dissipation holes are respectively distributed on both sides of the case 1, a first shielding layer 14 is fixedly connected to the inner wall of the case 1, the case 1 is facilitated to shield external electromagnetic waves by the first shielding layer 14, the first shielding layer 14 is made of copper foil material, a frame 5 is penetratingly arranged on the top of the case 1, the liquid crystal display screen 6 is facilitated to be protected by the frame 5, the liquid crystal display screen 6 is fixedly connected to the inner wall of the frame 5, a backlight 7 is fixedly connected to the bottom of the backlight 6, a heat conductive adhesive 8 is fixedly connected to the bottom of the backlight 7, and a heat conductive pad 9 is fixedly connected to the, the heat generated by the backlight 7 during operation can be conveniently conducted to the radiating fins 3 by the matching use of the heat conducting glue 8 and the heat conducting pad 9, the material of the heat conducting pad 9 is a silica gel material, the radiating fins 3 are fixedly connected to the bottom of the heat conducting pad 9, the heat can be conveniently radiated by arranging the radiating fins 3, the fixing rods 4 are fixedly connected to both sides of the top of the inner cavity of the box body 1, the shielding boxes 10 are fixedly connected to the bottoms of the fixing rods 4, the mounting plates 12 are fixedly connected to the bottoms of the shielding boxes 10, the second shielding layers 13 are fixedly connected to the inner walls of the shielding boxes 10 and the top of the mounting plates 12, the PCB 11 in the shielding boxes 10 can be conveniently prevented from interference by arranging the second shielding layers 13, the second shielding layers 13 are made of aluminum foil materials, the PCB 11 is fixedly mounted at the tops of the inner cavities of the shielding boxes 10, wiring holes matched with the PCB 11 are formed, through setting up the wiring hole, can be convenient for 11 wiring of PCB circuit board, the front of box body 1 is provided with lid 15, ventilation hole 16 has been seted up in the front of lid 15, through box body 1, louvre 2, fin 3, dead lever 4, heat-conducting glue 8, heat-conducting pad 9, shielding box 10, mounting panel 12, the cooperation of second shielding layer 13 and first shielding layer 14 is used, the in-process of current low-emissivity liquid crystal display module at work has been solved, receive external electromagnetic wave interference easily, can cause liquid crystal display 6 to show unusually, influence the normal work of liquid crystal display module, be not convenient for dispel the heat at the in-process of liquid crystal display module, influence liquid crystal display module life's problem.

When in use, the heat generated by the backlight source 7 is conducted to the heat conducting pad 9 through the heat conducting glue 8, and is conducted to the radiating fins 3 through the heat conducting pad 9, the radiating fins at the bottom of the radiating fins 3 radiate heat, the heat is discharged to the outside of the box body 1 through the radiating holes 2, the normal work of the backlight 7 is ensured, when there is electromagnetic interference outside the box body 1, the first shielding layer 14 primarily shields the external electromagnetic wave, part of the electromagnetic valve enters the box body 1 through the heat dissipation holes 2, the second shielding layer 13 inside the shielding box 10 secondarily shields the electromagnetic wave to prevent the PCB 11 from being interfered by the electromagnetic wave to cause abnormal display of the LCD 6, when the LCD module needs to be overhauled, the box cover 15 is taken out, the liquid crystal display module in the box body 1 is overhauled, and the ventilation holes 16 in the surface of the box cover 15 accelerate the dissipation of heat in the box body 1.

In summary, the following steps: this low radiation liquid crystal display module that interference killing feature is strong, through box body 1, louvre 2, fin 3, dead lever 4, heat-conducting glue 8, heat-conducting pad 9, shielding box 10, mounting panel 12, the cooperation of second shielding layer 13 and first shielding layer 14 is used, the in-process of current low radiation liquid crystal display module at work has been solved, receive external electromagnetic wave interference easily, can cause liquid crystal display 6 to show unusually, influence the normal work of liquid crystal display module, the in-process at liquid crystal display module is not convenient for dispel the heat, influence liquid crystal display module life's problem.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a low radiation liquid crystal display module assembly that interference killing feature is strong, includes box body (1), its characterized in that: the heat dissipation holes (2) are formed in the two sides of the box body (1), a first shielding layer (14) is fixedly connected to the inner wall of the box body (1), a frame body (5) penetrates through the top of the box body (1), a liquid crystal display (6) is fixedly connected to the inner wall of the frame body (5), a backlight source (7) is fixedly connected to the bottom of the liquid crystal display (6), heat-conducting glue (8) is fixedly connected to the bottom of the backlight source (7), a heat-conducting pad (9) is fixedly connected to the bottom of the heat-conducting glue (8), cooling fins (3) are fixedly connected to the bottom of the heat-conducting pad (9), fixing rods (4) are fixedly connected to the two sides of the top of the inner cavity of the box body (1), a shielding box (10) is fixedly connected to the bottom of each fixing rod (4), and, the inner wall of shielding box (10) and the equal fixedly connected with second shielding layer (13) in top of mounting panel (12), the top fixed mounting of shielding box (10) inner chamber has PCB circuit board (11).

2. The low-radiation liquid crystal display module with high interference resistance as set forth in claim 1, wherein: the number of the heat dissipation holes (2) is a plurality of, and the heat dissipation holes are respectively distributed on two sides of the box body (1).

3. The low-radiation liquid crystal display module with high interference resistance as set forth in claim 1, wherein: the first shielding layer (14) is made of a copper foil material, and the heat conducting pad (9) is made of a silica gel material.

4. The low-radiation liquid crystal display module with high interference resistance as set forth in claim 1, wherein: the material of second shielding layer (13) is the aluminium foil material, the rear side of shielding box (10) is opened and is equipped with the wiring hole that uses with PCB circuit board (11) cooperation.

5. The low-radiation liquid crystal display module with high interference resistance as set forth in claim 1, wherein: the front of the box body (1) is provided with a box cover (15), and the front of the box cover (15) is provided with a ventilation hole (16).

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