CN218729730U

CN218729730U - TFT liquid crystal display

Info

Publication number: CN218729730U
Application number: CN202222785680.5U
Authority: CN
Inventors: 刘朝凤; 孙学刚; 张少芬; 向春; 罗献
Original assignee: Shenzhen Lingchu Science And Technology Co ltd
Current assignee: Shenzhen Lingchu Science And Technology Co ltd
Priority date: 2022-10-22
Filing date: 2022-10-22
Publication date: 2023-03-24
Anticipated expiration: 2032-10-22

Abstract

The utility model discloses a TFT liquid crystal display screen, including the card frame, open the draw-in groove on the inner wall all around of card frame, the inner wall of draw-in groove is close to the joint of middle position has the LCD screen, be provided with surface protection mechanism on one side outer wall of LCD screen, be provided with control mechanism on the opposite side outer wall of LCD screen, be fixed with the rectangle frame through the bolt on one side outer wall of control mechanism, be provided with a plurality of buffer gear on one side outer wall of rectangle frame; the utility model discloses a set up damping buffer, buffer spring and gasket, after the device received to strike and presses the master control board, the master control board drove the buffer spring compression at the lapse of rectangle frame, and then made the damping buffer compression, and the inside damping fluid flow of damping oil pocket of damping buffer forms the damping force, and then makes the amplitude rapid attenuation after the buffer spring buffering, and then makes the master control board rapid stabilization, and then makes the overall device rapid stabilization.

Description

TFT liquid crystal display

Technical Field

The utility model relates to a display screen technical field specifically is a TFT liquid crystal display.

Background

A liquid crystal display screen belongs to a flat panel display. The screen display device is used for screen display of televisions and computers. The display screen has the advantages of low power consumption, small volume and low radiation, and the TFT means that each liquid crystal pixel point on the liquid crystal display is driven by a thin film transistor integrated behind the TFT, and belongs to an active matrix liquid crystal display.

Through the retrieval, patent publication No. CN 211928355U's a FT liquid crystal display, including frame, apron, spring leaf, circuit line, the top four corners of frame is equipped with the spring leaf of screw installation, is the cavity design in the frame, and the apron is transparent glass material, and the apron is located the top of frame, and the right lower extreme of frame is equipped with the circuit line, and the circuit line runs through the frame, the frame is from last apron, color filter, last indium tin oxide film, LCD liquid crystal panel, lower indium tin oxide film, thin film electric crystal, backlight plate of being equipped with in proper order down. The following disadvantages exist: it is inside extrudees the inside structure of frame through setting up the spring leaf, nevertheless is the shock-absorbing capacity weak after receiving the external world, can not make display screen fast and stable, influences the normal use of display screen, consequently, a need design TFT liquid crystal display solves above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a TFT liquid crystal display 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:

the utility model provides a TFT liquid crystal display, includes the card frame, it has the draw-in groove to open on the inner wall all around of card frame, the inner wall of draw-in groove is close to middle position joint has the LCD screen, be provided with surface protection mechanism on one side outer wall of LCD screen, be provided with control mechanism on the opposite side outer wall of LCD screen, there is the rectangle frame through the bolt fastening on one side outer wall of control mechanism, be provided with a plurality of buffer gear on one side outer wall of rectangle frame, buffer gear's one end is installed on the inner wall of draw-in groove.

Preferably, the outer wall of the back face of the clamping frame is clamped with a baffle, and a plurality of heat dissipation holes are formed in the position, close to the bottom, of the outer wall of one side of the baffle.

Preferably, the surface protection mechanism comprises a horizontal polaroid, the horizontal polaroid is installed on the outer wall of one side of the liquid crystal screen, the capacitive screen is installed on the outer wall of one side of the horizontal polaroid, and toughened glass is installed on the outer wall of one side of the capacitive screen.

Preferably, control mechanism includes perpendicular polaroid, perpendicular polaroid is installed on the one side outer wall that the horizontal polaroid was kept away from to the LCD screen, install backlight unit on one side outer wall of perpendicular polaroid, install the main control board on one side outer wall of backlight unit, the rectangle frame passes through the bolt fastening and is close to position all around at one side outer wall of main control board, the PCB board is installed to one side outer wall of main control board near the position of bottom.

Preferably, the buffer mechanism comprises a gasket, the gasket is fixed on the inner wall of the clamping groove through a bolt, a damping buffer is fixed on the outer wall of one side of the gasket through a bolt, one end of the damping buffer is fixedly installed on the outer wall of one side of the rectangular frame, the damping buffer comprises a damping cylinder and a damping rod, the damping rod is movably inserted in the damping cylinder, and the inside of the damping rod is communicated with the inside of the damping cylinder to form a damping oil cavity.

Preferably, a buffer spring is sleeved on the circumferential outer wall of the damping buffer.

Preferably, a plurality of rubber packing strips are fixedly mounted on the outer wall of one side of the baffle.

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

by arranging the damping buffer, the buffer spring and the gasket, when the device is impacted to press the main control panel, the main control panel moves backwards under the rectangular frame to drive the buffer spring to compress, so that the damping buffer is compressed, damping liquid in the damping oil cavity inside the damping buffer flows to form damping force, the amplitude buffered by the buffer spring is quickly attenuated, the main control panel is quickly and stably enabled, and the whole device is quickly and stably enabled;

the utility model discloses in through setting up baffle and louvre, utilize the baffle to protect at the back, make things convenient for the holistic heat dissipation of the inside liquid crystal display of card frame through the louvre.

Drawings

Fig. 1 is a schematic diagram of an overall explosion structure of embodiment 1 of a TFT liquid crystal display.

Fig. 2 is another angle structure diagram of fig. 1.

Fig. 3 is a schematic view of a buffer mechanism of embodiment 1 of a TFT liquid crystal display panel.

Fig. 4 is a schematic view of the overall explosion structure of embodiment 2 of a TFT liquid crystal display panel.

In the figure: 1. clamping a frame; 2. a card slot; 3. tempering the glass; 4. a capacitive screen; 5. a horizontal polarizer; 6. a liquid crystal screen; 7. a vertical polarizer; 8. a backlight module; 9. a PCB board; 10. a main control panel; 11. a baffle plate; 12. a gasket; 13. a rectangular frame; 14. heat dissipation holes; 15. a damping buffer; 16. a buffer spring; 17. rubber packing strips.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example 1

Please refer to fig. 1-3, in the embodiment of the present invention, a TFT liquid crystal display, including card frame 1, card frame 1 opens on the inner wall all around has draw-in groove 2, the inner wall of draw-in groove 2 is close to middle position joint has liquid crystal screen 6, be provided with surface protection mechanism on one side outer wall of liquid crystal screen 6, be provided with control mechanism on the opposite side outer wall of liquid crystal screen 6, there is rectangle frame 13 through the bolt fastening on one side outer wall of control mechanism, be provided with a plurality of buffer gear on one side outer wall of rectangle frame 13, buffer gear's one end is installed on the inner wall of draw-in groove 2, liquid crystal screen 6 and control mechanism protect through buffer gear, make the device receive fast buffering after the impact in order to resume stable.

Further, the back outer wall of the clamping frame 1 is connected with a baffle 11 in a clamping mode, a plurality of radiating holes 14 are formed in the position, close to the bottom, of the outer wall of one side of the baffle 11, and the radiating holes 14 are formed to facilitate the internal radiating of the display screen.

Further, surface protection mechanism includes horizontal polaroid 5, and horizontal polaroid 5 is installed on one side outer wall of LCD screen 6, installs electric capacity screen 4 on one side outer wall of horizontal polaroid 5, installs toughened glass 3 on one side outer wall of electric capacity screen 4.

Further, control mechanism includes perpendicular polaroid 7, and perpendicular polaroid 7 is installed on one side outer wall that horizontal polaroid 5 was kept away from to LCD 6, installs backlight unit 8 on one side outer wall of perpendicular polaroid 7, installs main control board 10 on one side outer wall of backlight unit 8, and rectangular frame 13 passes through the bolt fastening and is close to position all around at main control board 10 one side outer wall, and PCB board 9 is installed to the position that one side outer wall of main control board 10 is close to the bottom.

Further, buffer gear includes gasket 12, and gasket 12 passes through the bolt fastening on the inner wall of draw-in groove 2, has damping buffer 15 through the bolt fastening on the outer wall of one side of gasket 12, and damping buffer 15's one end fixed mounting is on one side outer wall of rectangle frame 13, and the device receives the impact back, and damping buffer 15 compression cushions.

Further, a buffer spring 16 is sleeved on the circumferential outer wall of the damping buffer 15, and after the device is impacted, the buffer spring 16 is compressed to perform force unloading buffering, so that the impact on the main control panel 10 is relieved.

The utility model discloses a theory of operation is: after the device receives the impact and presses main control panel 10, main control panel 10 drives buffer spring 16 to compress at the back-shifting of rectangle frame 13, and then makes damping buffer 15 compress, and damping fluid flows in the inside damping oil cavity of damping buffer 15 and forms the damping force, and then makes the amplitude after buffer spring 16 cushions attenuate fast, and then makes main control panel 10 fast and stable, and then makes the overall device fast and stable, and the device is inside to be convenient for the heat dissipation through louvre 14.

Example 2

Referring to fig. 4, the difference from embodiment 1 is that a plurality of rubber packing strips 17 are fixedly installed on one side outer wall of the baffle 11.

Through the rubber filler strip 17 that sets up, play the effect of buffering protection, alleviate the impact to the device after receiving the striking.

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.

Claims

1. A TFT liquid crystal display, includes card frame (1), its characterized in that: open on the inner wall all around of card frame (1) have draw-in groove (2), the inner wall of draw-in groove (2) is close to middle position joint has LCD screen (6), be provided with surface protection mechanism on the outer wall of one side of LCD screen (6), be provided with control mechanism on the opposite side outer wall of LCD screen (6), there are rectangle frame (13) through the bolt fastening on one side outer wall of control mechanism, be provided with a plurality of buffer gear on the outer wall of one side of rectangle frame (13), buffer gear's one end is installed on the inner wall of draw-in groove (2).

2. A TFT liquid crystal display panel as claimed in claim 1, wherein: the back outer wall of the clamping frame (1) is clamped with a baffle (11), and a plurality of heat dissipation holes (14) are formed in the position, close to the bottom, of the outer wall of one side of the baffle (11).

3. A TFT liquid crystal display panel according to claim 1, wherein: the surface protection mechanism comprises a horizontal polaroid (5), wherein the horizontal polaroid (5) is installed on the outer wall of one side of the liquid crystal screen (6), a capacitor screen (4) is installed on the outer wall of one side of the horizontal polaroid (5), and toughened glass (3) is installed on the outer wall of one side of the capacitor screen (4).

4. A TFT liquid crystal display panel as claimed in claim 1, wherein: control mechanism includes perpendicular polaroid (7), install on one side outer wall of keeping away from horizontal polaroid (5) in LCD screen (6) perpendicular polaroid (7), install backlight unit (8) on one side outer wall of perpendicular polaroid (7), install main control panel (10) on one side outer wall of backlight unit (8), rectangle frame (13) are close to position all around at main control panel (10) one side outer wall through the bolt fastening, PCB board (9) are installed to one side outer wall of main control panel (10) near the position of bottom.

5. A TFT liquid crystal display panel as claimed in claim 1, wherein: buffer gear includes gasket (12), gasket (12) pass through the bolt fastening on the inner wall of draw-in groove (2), there is damping buffer (15) through the bolt fastening on the outer wall of one side of gasket (12), the one end fixed mounting of damping buffer (15) is on one side outer wall of rectangle frame (13).

6. A TFT liquid crystal display panel as claimed in claim 5, wherein: and a buffer spring (16) is sleeved on the circumferential outer wall of the damping buffer (15).

7. A TFT liquid crystal display panel as claimed in claim 2, wherein: and a plurality of rubber packing strips (17) are fixedly arranged on the outer wall of one side of the baffle (11).