CN220855392U

CN220855392U - Anti-interference anti-static LCD (liquid Crystal display) screen module

Info

Publication number: CN220855392U
Application number: CN202322533962.0U
Authority: CN
Inventors: 徐望; 李小龙
Original assignee: Ruijin Xingfeibo Electronics Co ltd
Current assignee: Ruijin Xingfeibo Electronics Co ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-04-26
Anticipated expiration: 2033-09-18

Abstract

The utility model discloses an anti-interference anti-static LCD (liquid crystal display) screen module which comprises a PCB (printed circuit board), a liquid crystal screen, a polaroid, a metal frame, a first powerful magnet and a second powerful magnet, wherein the liquid crystal screen is arranged at the top of the PCB, the polaroid is arranged at the top of the liquid crystal screen, the metal frame is connected with the periphery of the PCB, the liquid crystal screen and the polaroid through rubber pads, anti-interference anti-static assemblies are arranged on the periphery of the metal frame, the second powerful magnet is arranged on an installation plane, and the first powerful magnet is arranged on the back surface of the PCB. Preferably, the interference antistatic component consists of a metal woven cloth, an adhesive part and an adsorption part. According to the utility model, the first powerful magnet and the second powerful magnet are arranged, the second powerful magnet is firstly fixed at the position where the LCD liquid crystal screen module needs to be installed, and then the first powerful magnet and the second powerful magnet on the back surface of the PCB are attracted together, so that the LCD liquid crystal screen module can be installed, and the assembly and the disassembly are convenient and labor-saving.

Description

Anti-interference anti-static LCD (liquid Crystal display) screen module

Technical Field

The utility model relates to the technical field of liquid crystal display modules, in particular to an anti-interference anti-static LCD module.

Background

The liquid crystal modules are mainly of two types, namely color liquid crystal; and secondly, the single-color liquid crystal is divided into a single-color graphic lattice liquid crystal screen, a single-color character lattice liquid crystal screen and a single-color customized pen section liquid crystal screen, and the conventional medium-small-size liquid crystal screen module is widely used and is commonly used for small-size mobile phones, PDAs, tablet computers and the like. At present, a common black single-sided tape adhesive tape with the thickness of 0.05mm is adhered to the periphery of a liquid crystal panel and a backlight part of a small and medium-sized liquid crystal display module so as to prevent light leakage.

The prior art has the following problems:

Through searching, chinese patent publication number: CN216052515U discloses an anti-interference antistatic LCD liquid crystal screen module, including the back light plate, the PCB board is installed at the top of back light plate, the top of PCB board is provided with the LCD screen, the polaroid is installed at the top of LCD screen, all be connected with the chase through insulating glue around back light plate, PCB board, LCD screen and the polaroid, all be provided with anti-interference antistatic subassembly around the chase, this patent can guarantee the anti-interference function to the LCD screen module through the anti-interference frequency and the attenuation degree of metal woven cloth, paste the back through the bonding part for metal woven cloth is fixed in on the LCD screen module, and through a plurality of the sucking disc can further improve the stability of metal woven cloth, prevents that viscidity from reducing and dropping, makes the metal woven cloth can seal fixed to the LCD screen module, can be applied to various and LCD screen equipment casing materials, effectually plays anti-interference, antistatic effect.

However, the problem that the above patent still needs to be improved in the in-service use process is more obvious when installing LCD module, adopts the double-screw bolt to install the mode generally, and it is loaded down with trivial details hard when leading to the installation dismantlement, has reduced staff's work efficiency.

Therefore, an anti-interference anti-static LCD module is provided to solve the above drawbacks.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides an anti-interference anti-static LCD (liquid crystal display) screen module.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an anti-interference antistatic LCD module, includes PCB board, LCD screen, polaroid, metal frame, first powerful magnet and second powerful magnet, the top of PCB board is provided with the LCD screen, and the polaroid is installed at the top of LCD screen, all be connected with the metal frame around PCB board, LCD screen and the polaroid through the rubber pad, all be provided with anti-interference antistatic subassembly around the metal frame, the second powerful magnet is installed on the mounting plane, the back-mounted of PCB board has first powerful magnet.

Preferably, the interference antistatic component consists of a metal woven fabric, an adhesive part and an adsorption part, wherein the two sides of the adhesive part are respectively adhered with the metal woven fabric and the adsorption part.

Preferably, the polarities of the magnetic poles of the first strong magnet and the second strong magnet close to each other are opposite.

Preferably, the circumference of the metal frame is larger than the circumference of the PCB.

Preferably, the first powerful magnets are provided in plurality, and the first powerful magnets are distributed on two sides of the back of the PCB.

Preferably, the metal textile is made by combining metal and black textile threads, the metal textile is soft, and the surface of the metal textile is black and the bottom of the metal textile is metallic.

Preferably, the thickness of the metal woven cloth is 0.05mm, the anti-interference frequency of the metal woven cloth is 10MHz-3GHz, and the attenuation degree of the metal woven cloth is 60-80dB.

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

1. According to the utility model, the first powerful magnet and the second powerful magnet are arranged, the second powerful magnet is firstly fixed at the position where the LCD liquid crystal screen module needs to be installed, and then the first powerful magnet and the second powerful magnet on the back surface of the PCB are attracted together, so that the LCD liquid crystal screen module can be installed, and the assembly and the disassembly are convenient and labor-saving.

2. According to the utility model, the anti-interference anti-static component is arranged, the metal woven cloth with the black surface can be used for shading, the anti-interference function of the liquid crystal screen module can be ensured through the anti-interference frequency and the attenuation degree of the metal woven cloth, the metal woven cloth is fixed on the liquid crystal screen module after being adhered through the adhesive part, the liquid crystal screen module can be prevented from falling off due to the reduced viscosity, the metal woven cloth can be used for sealing and fixing the liquid crystal screen module, the metal woven cloth can be applied to various materials of a shell assembled with the liquid crystal screen, the anti-interference and anti-static effects are effectively realized, and the liquid crystal screen module is safer and more durable, and the use requirement of a client is met.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an anti-interference and anti-static LCD module according to the present utility model;

FIG. 2 is a perspective view of a first strong magnet and a second strong magnet;

fig. 3 is a schematic structural diagram of an anti-interference anti-static assembly.

Legend description:

1. A PCB board; 2. a liquid crystal panel; 3. a polarizer; 4. a rubber pad; 5. a metal frame; 6. an anti-interference anti-static assembly; 601. a metal woven cloth; 602. an adhesive part; 603. an adsorption unit; 7. a first strong magnet; 8. and a second strong magnet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, an anti-interference anti-static LCD liquid crystal screen module comprises a PCB board 1, a liquid crystal screen 2, a polarizer 3, a metal frame 5, a first powerful magnet 7 and a second powerful magnet 8, wherein the liquid crystal screen 2 is arranged at the top of the PCB board 1, the polarizer 3 is installed at the top of the liquid crystal screen 2, the periphery of the PCB board 1, the liquid crystal screen 2 and the polarizer 3 are connected with the metal frame 5 through rubber pads 4, an anti-interference anti-static assembly 6 is arranged at the periphery of the metal frame 5, the second powerful magnet 8 is installed on an installation plane, a first powerful magnet 7 is installed on the back surface of the PCB board 1, the second powerful magnet 8 is firstly fixed at a position where the LCD liquid crystal screen 2 module needs to be installed, and then the first powerful magnet 7 and the second powerful magnet 8 on the back surface of the PCB board 1 are magnetically attracted together, so that the LCD liquid crystal screen 2 module can be installed, and the disassembly is convenient and labor-saving, and the disassembly and maintenance are facilitated.

In this embodiment: the anti-interference antistatic component 6 is composed of a metal woven cloth 601, an adhesive part 602 and an adsorption part 603, wherein the metal woven cloth 601 and the adsorption part 603 are respectively adhered to two sides of the adhesive part 602.

Specifically, the anti-interference antistatic component 6, adopt the metal textile cloth 601 on black surface can make the metal textile cloth 601 have the effect of shading, can guarantee the anti-interference function to the LCD screen 2 module through the anti-interference frequency and the attenuation degree of metal textile cloth 601, paste the back through bonding portion 602, make the metal textile cloth 601 be fixed in on the LCD screen 2 module, prevent that viscidity from reducing and droing, make the metal textile cloth 601 can seal fixed to the LCD screen 2 module, can be applied to various and LCD screen 2 equipment casing materials, effectually play anti-interference, antistatic effect, make the LCD screen 2 module safer and more durable, satisfy customer end user demand.

In this embodiment: the polarities of the first strong magnet 7 and the second strong magnet 8 near one end are opposite.

Specifically, the first strong magnet 7 and the second strong magnet 8 can be magnetically attracted together, which is common knowledge and will not be described in detail herein.

In this embodiment: the circumference of the metal frame 5 is larger than the circumference of the PCB board 1.

Specifically, the metal frame 5 can be mounted on the outside of the PCB board 1.

In this embodiment: the first powerful magnets 7 are provided in plurality, and the first powerful magnets 7 are distributed on two sides of the back of the PCB 1.

Specifically, stability of the whole LCD 2 module after installation is improved, and shaking is not easy to occur.

In this embodiment: the metal woven cloth 601 is made by combining metal and black woven wires, the metal woven cloth 601 is soft, and the surface of the metal woven cloth 601 is black and the bottom is metal colored.

Specifically, the light shielding effect is good.

In this embodiment: the thickness of the metal woven cloth 601 is 0.05mm, the anti-interference frequency of the metal woven cloth 601 is 10MHz-3GHz, and the attenuation degree of the metal woven cloth 601 is 60-80dB.

Specifically, the anti-interference capability is very good.

Working principle: when the anti-interference liquid crystal screen 2 module is used, the second powerful magnet 8 is fixed at the position where the LCD liquid crystal screen 2 module needs to be installed, then the first powerful magnet 7 on the back of the PCB 1 and the second powerful magnet 8 are magnetically attracted together, the installation of the LCD liquid crystal screen 2 module can be completed, the disassembly is convenient and labor-saving, the disassembly is beneficial to disassembly and maintenance, the anti-interference anti-static assembly 6 is adopted, the metal woven cloth 601 with the black surface can have the function of shading light, the anti-interference function of the liquid crystal screen 2 module can be ensured through the anti-interference frequency and attenuation degree of the metal woven cloth 601, the metal woven cloth 601 is fixed on the liquid crystal screen 2 module after being adhered through the adhesive part 602, the viscosity is prevented from being reduced and falling off, the metal woven cloth 601 can be used for sealing and fixing the liquid crystal screen 2 module, the anti-interference anti-static assembly can be applied to various materials of the liquid crystal screen 2 module, the liquid crystal screen 2 module is safer and durable, and the use requirement of a client is met.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an anti-interference antistatic LCD module, includes PCB board (1), LCD screen (2), polaroid (3), metal frame (5), first powerful magnet (7) and second powerful magnet (8), its characterized in that, the top of PCB board (1) is provided with LCD screen (2), and polaroid (3) are installed at the top of LCD screen (2), all be connected with metal frame (5) around PCB board (1), LCD screen (2) and polaroid (3) through rubber pad (4), all be provided with anti-interference antistatic subassembly (6) around metal frame (5), second powerful magnet (8) are installed on the mounting plane, the back side mounting of PCB board (1) has first powerful magnet (7).

2. The anti-interference anti-static LCD liquid crystal screen module according to claim 1, wherein the anti-interference anti-static assembly (6) is composed of a metal woven cloth (601), an adhesion part (602) and an adsorption part (603), and the metal woven cloth (601) and the adsorption part (603) are adhered to two sides of the adhesion part (602) respectively.

3. An anti-interference anti-static LCD panel module according to claim 1, wherein the first strong magnet (7) and the second strong magnet (8) have opposite polarities at their ends close to each other.

4. The anti-interference antistatic LCD liquid crystal screen module according to claim 1, wherein the perimeter of the metal frame (5) is larger than the perimeter of the PCB board (1).

5. The anti-interference anti-static LCD liquid crystal screen module according to claim 1, wherein the first powerful magnets (7) are provided in plurality, and the plurality of first powerful magnets (7) are distributed on two sides of the back surface of the PCB board (1).

6. The anti-interference antistatic LCD liquid crystal screen module of claim 2, wherein the metal woven cloth (601) is made by combining metal and black woven wires, the metal woven cloth (601) is soft, and the surface of the metal woven cloth (601) is black and the bottom is metal colored.

7. The anti-interference and anti-static LCD panel module according to claim 2, wherein the thickness of the metal woven cloth (601) is 0.05mm, the anti-interference frequency of the metal woven cloth (601) is 10MHz-3GHz, and the attenuation degree of the metal woven cloth (601) is 60-80dB.