CN211905913U - Anti-static LCD display screen of automobile air conditioner - Google Patents

Abstract

The utility model discloses an anti-static automobile air conditioner LCD display screen, which comprises a base and a shell, wherein the shell is internally sleeved with a base, the base is provided with an anti-static metal sheet and a FPC (flexible printed circuit) line, the base is provided with a substrate, the anti-static metal sheet is wrapped with an LCD screen, one end of the FPC line is connected with the LCD screen, and the other end of the FPC line is connected with the substrate; the base is internally provided with a conductive adhesive tape, the conductive adhesive tape is provided with a first end face and a second end face, the first end face is connected with the anti-static metal sheet, and the second end face is connected with the FPC wire. The utility model relates to a prevent static vehicle air conditioner LCD display screen, through preventing static sheetmetal cladding LCD screen, and will prevent static sheetmetal and FPC line switch-on by conductive adhesive tape to realized switching on the function on the below base plate with the static on the LCD screen, and compared in original prevent that static spring switches on the structure, stability is higher, and can not the noise.

Description

Anti-static LCD display screen of automobile air conditioner

Technical Field

The utility model relates to a vehicle air conditioner LCD screen technical field especially relates to an antistatic vehicle air conditioner LCD display screen.

Background

In the LCD panel in the prior art, a large amount of static charges are generated on an LCD glass substrate in the rubbing process, an alignment layer material is a high polymer material with excellent insulating property, the static charges generated by rubbing are difficult to dissipate and release rapidly, the alignment layer or a metal electrode circuit is easy to be damaged, the LCD display is uneven or other display defects are caused, and the quality of an LCD product is seriously influenced. At present, a more common electrostatic protection means is to increase the humidity of the environment in the rubbing and alignment process so that the generated static electricity can be released through humid air, thereby achieving the purpose of electrostatic protection. However, the method has high requirement for the humidity of the environment, generally 75% to 90%, under such high humidity condition, the alignment material and the rubbing flannelette are easily affected with moisture, which causes uneven rubbing strength or insufficient pretilt angle of the alignment layer on the glass substrate, thereby causing defects such as uneven display or poor alignment of the LCD; another common method for electrostatic protection is to conduct the static electricity on the anti-static metal sheet to the substrate through the anti-static spring during LCD design, but this method also has more problems, including: the whole car can damage the structure when jolting and lead to the risk of functional failure, can produce the noise because of spring and iron plate, copper foil friction when pressing the button, and the spring increases the total weight and can produce the abnormal sound when vibrating, when smearing lubricating grease on the spring and improving abnormal sound scheduling problem, because lubricating grease is insulating, and then can reduce the effect of leading away static.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The to-be-solved technical problem of the utility model is to provide a prevent static vehicle air conditioner LCD display screen to overcome the current problem of preventing that static spring noise is great and destroy inner structure easily in the static LCD screen.

(II) technical scheme

In order to solve the technical problem, the utility model provides a prevent static vehicle air conditioner LCD display screen, include: the device comprises a base and a shell, wherein a base is sleeved in the shell; the base is provided with an anti-static metal sheet and an FPC (flexible printed circuit) line, the base is provided with a substrate, the anti-static metal sheet is wrapped with an LCD (liquid crystal display), one end of the FPC line is connected with the LCD screen, and the other end of the FPC line is connected with the substrate; the base is internally provided with a conductive adhesive tape, the conductive adhesive tape is provided with a first end face and a second end face, the first end face and the second end face are vertically arranged, the first end face is connected with the anti-static metal sheet, the second end face is connected with the FPC wire, the end part of the FPC wire is provided with a first bending part, the conductive adhesive tape is provided with a second bending part corresponding to the first bending part, and after assembly, the second bending part is arranged in the first bending part, so that the first end face can be tightly attached to the anti-static metal sheet, and the second end part can be tightly attached to the copper exposed part of the FPC wire to keep the power-on state; after the power is switched on, because the conductive adhesive tape is connected with the anti-static metal sheet and the FPC wire, static electricity on the LCD screen flows through the anti-static metal sheet and then is conducted to the substrate through the FPC wire, so that the static electricity on the LCD screen is led out, and the static electricity problem is solved.

Furthermore, an upper cover is mounted on the base, a buckle is arranged on the upper cover, a clamping hook corresponding to the buckle is arranged on the base, an opening is further formed in the upper cover, the LCD screen is arranged below the opening, and the upper cover plays a role in fixing and protecting the LCD screen; the base is further provided with an inserting groove, the FPC wire is arranged in the inserting groove, and the inserting groove is used for positioning the FPC wire.

(III) advantageous effects

The utility model relates to a prevent static vehicle air conditioner LCD display screen, through preventing static sheetmetal cladding LCD screen, and will prevent static sheetmetal and FPC line switch-on by electrically conductive sticky tape to realized switching on the function on the below base plate with the static on the LCD screen, solved the problem of LCD screen static, and compare in original static spring conduction structure of preventing, stability is higher, and can not the noise.

Drawings

FIG. 1 is a perspective view of an anti-static LCD display screen of an automobile air conditioner;

FIG. 2 is an exploded view of the LCD display screen of the antistatic automobile air conditioner of the present invention;

FIG. 3 is a perspective view of the inner structure of the LCD display screen of the antistatic automobile air conditioner of the present invention;

FIG. 4 is an enlarged view of the portion A of the LCD display screen of the antistatic automobile air conditioner of the present invention shown in FIG. 3;

FIG. 5 is a perspective view of the conductive tape of the LCD display screen of the antistatic automobile air conditioner of the present invention;

FIG. 6 is an exploded view of the base and the top cover of the LCD display screen of the antistatic automobile air conditioner of the present invention;

fig. 7 is the utility model relates to a base stereogram of antistatic vehicle air conditioner LCD display screen.

Wherein: the display device comprises a base 1, a shell 2, a base 3, an antistatic metal sheet 4, an FPC (flexible printed circuit) line 5, a substrate 6, an LCD (liquid crystal display) screen 7, a conductive adhesive tape 8, a first end face 9, a second end face 10, a first bending part 11, a second bending part 12, an upper cover 13, a buckle 14, a clamping hook 15, an opening 16 and an inserting groove 17.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1-7, the utility model relates to an anti-static vehicle air conditioner LCD display screen, include: the device comprises a base 1 and a shell 2, wherein a base 3 is sleeved in the shell 2; referring to fig. 2 and 3, an anti-static metal sheet 4 and an FPC line 5 are mounted on a base 3, a substrate 6 is mounted on a base 1, the anti-static metal sheet 4 is fixed at an end of the base 3, the anti-static metal sheet 4 is coated with an LCD screen 7, the anti-static metal sheet 4 is used for conducting out static electricity on the LCD screen 7, one end of the FPC line 5 is connected with the LCD screen 7, and the other end of the FPC line is connected with the substrate 6 and is used for transmitting a signal at the substrate 6 to the LCD screen 7; a conductive adhesive tape 8 is also arranged in the base 3, and the conductive adhesive tape 8 is communicated with the FPC wire 5 and the anti-static metal sheet 4, so that static electricity on the LCD screen 7 can be conducted onto the substrate 6 through the anti-static metal sheet 4 and the FPC wire, and an anti-static function is realized; referring to fig. 4 and 5, a first end surface 9 and a second end surface 10 are disposed on the conductive tape 8, the first end surface 9 and the second end surface 10 are disposed perpendicularly, wherein the first end surface 9 is connected to the anti-static metal sheet 4, the second end surface 10 is connected to the FPC line 5, the end portion of the FPC line 5 is provided with a first bending portion 11, and the conductive tape 8 is provided with a second bending portion 12 corresponding to the first bending portion 11.

Referring to fig. 2, 6 and 7, an upper cover 13 is mounted on the base 3, a buckle 14 is disposed on the upper cover 13, and a hook 15 corresponding to the buckle 14 is disposed on the base 3, and the buckle 14 facilitates the detachment and the stable connection between the upper cover 13 and the base 3; still be equipped with opening 16 on the upper cover 13, this opening 16 below is arranged in to LCD screen 7, and upper cover 13 fixes LCD screen 7 at the tip of base 3, has played the effect of protection LCD screen 7 simultaneously, still is equipped with slot 17 on the base 3, and FPC line 5 has played the effect of location in this slot 17.

The utility model relates to a prevent static vehicle air conditioner LCD display screen, through preventing static sheetmetal cladding LCD screen, can conduct the static on the LCD screen to prevent static sheetmetal, and internally mounted has conductive adhesive tape will prevent static sheetmetal and FPC line switch-on, and the base plate of FPC line connection below, thereby realized with the static on the LCD screen switch on to the base plate of below, the problem of LCD screen static has been solved, and compare in original antistatic spring switch-on structure, stability is higher, inner structure is not fragile, and can not the noise.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. An antistatic automobile air conditioner LCD display screen, comprising: the device comprises a base (1) and a shell (2), wherein a base (3) is sleeved in the shell (2); the anti-static LCD screen is characterized in that an anti-static metal sheet (4) and an FPC (flexible printed circuit) line (5) are installed on the base (3), a substrate (6) is installed on the base (1), an LCD screen (7) is wrapped on the anti-static metal sheet (4), one end of the FPC line (5) is connected with the LCD screen (7), and the other end of the FPC line (5) is connected with the substrate (6); still install conductive adhesive tape (8) in base (3), be equipped with first terminal surface (9) and second terminal surface (10) on conductive adhesive tape (8), first terminal surface (9) are connected prevent static sheetmetal (4), second terminal surface (10) are connected FPC line (5).

2. The antistatic automobile air conditioner LCD display screen of claim 1, characterized in that: the first end face (9) is arranged perpendicular to the second end face (10).

3. The antistatic automobile air conditioner LCD display screen of claim 1, characterized in that: the tip of FPC line (5) is equipped with first portion of bending (11), be equipped with on conductive adhesive tape (8) with second portion of bending (12) that first portion of bending (11) correspond, first terminal surface (9) pass through second portion of bending (12) are connected second terminal surface (10).

4. The antistatic automobile air conditioner LCD display screen of claim 1, characterized in that: an upper cover (13) is installed on the base (3), a buckle (14) is arranged on the upper cover (13), and a clamping hook (15) corresponding to the buckle (14) is arranged on the base (3).

5. The antistatic automobile air conditioner LCD display screen of claim 4, characterized in that: an opening (16) is further formed in the upper cover (13), and the LCD screen (7) is arranged below the opening (16).

6. The antistatic automobile air conditioner LCD display screen of claim 1, characterized in that: still be equipped with slot (17) on base (3), FPC line (5) is arranged in slot (17).

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