CN112032492A

CN112032492A - Flat display screen

Info

Publication number: CN112032492A
Application number: CN202010912721.5A
Authority: CN
Inventors: 姚秀彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2020-12-04

Abstract

The invention discloses a flat display screen, which comprises a heightening device, a screen, a camera, an outer frame, a bracket and a movable adjusting block, wherein when the flat display screen is used after improvement, when the movable buckle is adjusted, vibration generated by the activity of the movable buckle is absorbed and damped through a damping film, so that the movable buckle can stably move up and down, a pushing piece and a push rod are matched to push the force downwards to an elastic plate, the pressed plate is compressed to contract into a 'II' state, the movable buckle can be stably buckled between two damping elements, when the movable buckle needs to be heightened upwards and moved upwards, a reset spring is not stressed to eject the pressing plate outwards, the movable buckle cannot slide downwards and upwards when heightened upwards or downwards, the movable buckle can stably drive the screen to be heightened, the bearing force at two ends of the bracket is improved through a triangular support frame, the user can be stable use the screen after the adjustment, improve the stability in use of display screen and the result of use of display screen.

Description

Flat display screen

Technical Field

The invention relates to the field of display screens, in particular to a flat display screen.

Background

The display screen is the planar display screen who utilizes emitting diode dot matrix module or pixel unit to constitute, has luminous efficacy height, long service life, the sexual valence relative altitude, the configuration is nimble, characteristics such as rich in color, when adjusting the display screen, highly adjusting the height that is fit for the user to the screen through high accent spare for the user can look at the screen just, protects user's health, when using the display screen, needs the place of improvement:

when using the display screen, the screen is through screw fixed mounting on the support, thereby restrict the height of screen, make the screen can't adjust from top to bottom according to user's height, the user is when using the display screen, if straight back and back normally sits on the chair, the height that eyes were located will be higher than the screen, cause the user to only adopt postures such as low head or bow just can the front view screen, long-time the use leads to user's cervical vertebra easily, the lumbar vertebrae, health problems appear in positions such as backbone, if install a bed hedgehopping board in the display screen bottom, the display screen can empty because of the atress inequality appears, make the display screen damage easily, reduce the result of use of display screen.

Disclosure of Invention

The invention aims to provide a flat display screen, and aims to solve the problems that when the display screen is used, the screen is fixedly arranged on a support through screws, so that the height of the screen is limited, the screen cannot be adjusted up and down according to the height of a user, when the user uses the display screen, if the user sits on a chair with straight waist and back, the height of eyes is higher than that of the screen, the user can only adopt a posture of lowering head or bending waist and the like to see the screen in a front view, and the positions of cervical vertebra, lumbar vertebra, spine and the like of the user are easy to cause health problems after long-time use, and if a heightening plate is arranged at the bottom of the display screen, the display screen is easy to damage due to uneven stress and toppling, and the using effect of the display screen is reduced.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a flat display screen, its structure is including increaseing device, screen, camera, frame, support, activity accent piece, it installs inside the support to increase the device, it is nested on the support to increase the device, it transfers the piece to be equipped with the activity on the support, the activity is transferred the piece and is run through the interlude and inlay on the support, the activity is transferred piece one end and is connected in the screen, the screen is transferred the piece with the activity and is laminated mutually, the screen mounting is inside the frame, the frame lock is outside at the screen, the frame is even as an organic whole with the screen, the screen top is equipped with the camera, the camera passes through the electric wire and is connected with the screen electricity, the frame passes through the screen and.

As a further improvement of the invention, the height adjusting device comprises an ejector rod, a slide rail, triangular supports, adjusting components, a movable buckle and a slide rod, wherein the ejector rod is embedded inside the slide rod, the ejector rod and the slide rod are connected into a whole, the triangular supports are arranged on the slide rod and are buckled on the slide rod, the slide rail is arranged in the middle of the slide rod, the adjusting components are arranged on two sides of the slide rail, the adjusting components are embedded and fixed on two sides of the inner wall of the slide rail in parallel, the movable buckle is arranged on the slide rail and is vertically buckled on the slide rail, two sides of the movable buckle are connected with the adjusting components through the slide rail, the triangular supports are arranged at two ends of the slide rail, the two triangular supports are respectively clamped at two ends of a support, and the movable buckle is fixedly connected with the.

As a further improvement of the invention, the adjusting assembly comprises a limit buckle, a positioning piece, a damping element and a cavity, the limit buckle is arranged at two sides of the damping element, the damping element is tightly buckled on the limit buckle, the positioning piece is arranged at the middle position of the damping element, the positioning piece is inserted and embedded on the damping element in parallel, the damping element is arranged in the cavity, the middle position of the cavity is connected with the positioning piece, and the positioning piece is embedded at two sides of the slide rail.

The damping element comprises a protection piece, a supporting and pressing rod, pushing and pressing pieces, a shell and a limiting block, wherein the protection piece is arranged on the shell, two ends of the protection piece are buckled on the shell, the bottom of the protection piece is opposite to the supporting and pressing rod, the pushing and pressing pieces are arranged at two ends of the supporting and pressing rod and embedded at two ends of the supporting and pressing rod, two ends of the supporting and pressing rod are vertically inserted and embedded on the positioning piece, the supporting and pressing rod is tightly clamped and fixed at the middle position of the limiting block, and the positioning piece is arranged at the middle position of the limiting block.

As a further improvement of the invention, the protection part comprises a sheath, a rubber plate and friction pads, the rubber plate is arranged on the sheath, the rubber plate is sleeved on the sheath, the friction pads are arranged on the rubber plate and tightly buckled on the top of the sheath, the friction pads are arranged at equal intervals and buckled on the sheath, and the rubber plate is connected to the top of the shell.

As a further improvement of the invention, the friction pad comprises a damping film, a foam plate, a thin plate and a connecting block, wherein the damping film is arranged on an inner ring of the thin plate, the thin plate and the damping film are connected into a whole, the thin plate is vertically buckled on the foam plate, the inner wall of the foam plate is connected with the outer wall of the thin plate, the foam plate is arranged on the connecting block, the foam plate is sleeved on the connecting block, and the connecting block is buckled on the sheath.

As a further improvement of the invention, the supporting and pressing rod comprises an elastic piece, elastic plates, a guide rod, a push rod and a reset piece, wherein two ends of the elastic piece are buckled on the two elastic plates, the guide rod is arranged in the middle of the two elastic plates, the reset piece is arranged in the middle of the guide rod, the reset piece and the guide rod are connected on the same plane, the guide rod is vertically inserted and embedded on the elastic plates, one side of each elastic plate is connected to the push rod, the push rod is inserted and connected on the guide rod, and the push rod is vertically inserted and embedded on the positioning piece.

As a further improvement of the invention, the reset piece comprises a reset spring and a pressed plate, the reset spring is arranged in the pressed plate, the pressed plate is clamped in the middle of the guide rod in parallel, two ends of the reset spring are buckled on the pressed plate, and two ends of the pressed plate are connected to the inner wall of the guide rod.

Advantageous effects of the invention

The invention relates to a flat display screen, which has the following beneficial effects:

1. the invention is provided with eight regulating assemblies and eight moving buckles which are combined, the eight regulating assemblies are averagely arranged on two sides of the sliding rail, and when the moving buckles move up and down on the sliding rail, the regulating speed of the moving buckles is controlled through the regulating assemblies, so that the moving buckles can stably regulate the height on the sliding rail at a constant speed.

2. The movable buckle is provided with the protective sleeve, the rubber plate, the damping film, the foam plate, the thin plate and the connecting block, when the movable buckle is connected to the rubber plate, the movable buckle is limited by the anti-skidding effect of the rubber plate, so that the movable buckle can be stably adjusted, the damping film is matched with the rubber plate to adjust the movable buckle, the damping film has the functions of damping and energy dissipation, the vibration sense generated by the movement of the movable buckle is absorbed and damped by the damping film, the movable buckle can be effectively protected, and the movable buckle can stably move up and down.

3. According to the structure arrangement of the reset spring and the pressed plate, when the pressed plate is pushed by the elastic plate, mutual repulsion force can be generated between the pressed plate and the elastic plate, so that the pressed plate can be contracted to be in a II state when being pressed, the movable buckle can be stably buckled between the two damping elements, the support can not slide down in the process of using the display screen by a user, and the use stability of the screen is improved.

In summary, the invention adopts a combination of the heightening device, the screen, the camera, the outer frame, the bracket and the movable adjusting block to form a new flat display screen, when the movable buckle is adjusted, the vibration generated by the movement of the movable buckle is absorbed and damped through the damping film, the pushing piece and the push rod are matched to push the force downwards to the elastic plate, the pressed plate can be contracted into a II state, the movable buckle can be stably buckled between the two damping elements, when the movable buckle moves upwards or downwards, the reset spring does not bear the force to pop the pressing plate outwards instantly, the movable buckle can stably drive the screen to heighten upwards and downwards, and the use stability of the display screen and the use effect of the display screen are improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a flat panel display panel according to the present invention;

FIG. 2 is a schematic side view of a flat panel display according to the present invention.

Fig. 3 is a schematic view of the internal structure of the height-adjusting device of the present invention.

FIG. 4 is a side view of the adjusting assembly of the present invention.

Fig. 5 is a schematic cross-sectional view of the damping element of the present invention.

Fig. 6 is a schematic view of the internal structure of the protection device of the present invention.

FIG. 7 is a schematic top view of the friction pad of the present invention.

FIG. 8 is a schematic view of the internal structure of the bracing rod of the present invention.

Fig. 9 is an enlarged schematic view of a in fig. 8.

In the figure: the height adjusting device comprises a height adjusting device-1, a screen-2, a camera-3, an outer frame-4, a bracket-5, a movable adjusting block-6, a push rod-11, a slide rail-12, a triangular support frame-13, an adjusting component-14, a movable buckle-15, a slide rod-16, a limit buckle-141, a positioning piece-142, a damping element-143, a cavity-144, a protection piece-431, a supporting rod-432, a pushing piece-433, a shell-434, a limit block-435, a sheath-C1, a rubber plate-C2, a friction pad-C3, a damping film-C31, a foam plate-C32, a thin plate-C33, a connecting block-C34, an elastic piece-D1, an elastic plate-D2, a guide rod-D3, a push rod-D4, a reset piece-D5, a reset spring-D51, Pressure receiving plate-D52.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example one

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a flat display screen, its structure is including increaseing device 1, screen 2, camera 3, frame 4, support 5, activity accent piece 6, increaseing device 1 and installing inside support 5, increaseing device 1 nestification on support 5, be equipped with activity accent piece 6 on support 5, activity accent piece 6 runs through to inlay on

support

5, 6 one end of activity accent piece is connected in screen 2, screen 2 is transferred with the activity and is laminated 6 mutually, screen 2 is installed inside frame 4, frame 4 lock is outside at screen 2, frame 4 links as an organic wholely with

screen

2, 2 tops of screen are equipped with camera 3, camera 3 passes through the electric wire and is connected with 2 electricity of screen, frame 4 passes through screen 2 and links to each other with camera 3.

Referring to fig. 3, the height-adjusting device 1 includes a top bar 11, a slide rail 12, a triangular bracket 13, an adjusting assembly 14, a moving buckle 15, and a slide bar 16, the top rod 11 is embedded in the slide bar 16, the top rod 11 and the slide bar 16 are connected into a whole, the slide bar 16 is provided with a triangular support frame 13, the triangular support frame 13 is buckled on a sliding rod 16, a sliding rail 12 is arranged in the middle of the sliding rod 16, the two sides of the slide rail 12 are provided with adjusting components 14, the adjusting components 14 are embedded and fixed on the two sides of the inner wall of the slide rail 12 in parallel, the slide rail 12 is provided with a movable buckle 15, the movable buckle 15 is vertically buckled on the slide rail 12, two sides of the movable buckle 15 are connected with an adjusting component 14 through a slide rail 12, two ends of the slide rail 12 are both provided with a triangular support frame 13, the triangular brackets 13 are two, the two triangular brackets 13 are respectively clamped at two ends of the support 5, and the movable buckle 15 is fixedly connected with the movable adjusting block 6.

Foretell triangular support frame 13 is used for supporting bracket 5, removes to detain 15 and drives activity adjusting block 6 and reciprocate the height of adjusting screen 2 on slide rail 12, is the isosceles triangle structure through triangular support frame 13, can be stable support bracket 5 for screen 2 can be stable fix the height after the adjustment, and the phenomenon of rupture can not appear because of the atress is uneven in support bracket 5.

Referring to fig. 4, the adjusting assembly 14 includes a position-limiting buckle 141, a positioning member 142, a damping element 143, and a cavity 144, the position-limiting buckle 141 is disposed at two sides of the damping element 143, the damping element 143 is fastened to the position-limiting buckle 141, the positioning member 142 is disposed at the middle position of the damping element 143, the positioning member 142 is inserted and embedded in the damping element 143 in parallel, the damping element 143 is installed inside the cavity 144, the middle position of the cavity 144 is connected to the positioning member 142, and the positioning member 142 is embedded at two sides of the slide rail 12.

The position-limiting buckle 141 is used for limiting the position of the damping element 143, and when the damping element 143 is pressed by the movable buckle 15, the position of the damping element 143 is limited by the position-limiting buckle 141, so that the damping element 143 is prevented from displacement when being pressed.

Referring to fig. 5, the damping element 143 includes a protection member 431, a supporting rod 432, a pushing member 433, a housing 434, and a limiting block 435, the protection member 431 is disposed on the housing 434, two ends of the protection member 431 are fastened to the housing 434, a bottom of the protection member 431 faces the supporting rod 432, two ends of the supporting rod 432 are provided with the pushing member 433, the pushing member 433 is embedded at two ends of the supporting rod 432, two ends of the supporting rod 432 are vertically inserted into the positioning member 142, the supporting rod 432 is tightly fastened to a middle position of the limiting block 435, a positioning member 142 is installed at a middle position of the limiting block 435, and the supporting rod 432 is vertically embedded into the positioning member 142.

The pushing element 433 is used for cooperating with the protection member 431, when the mobile buckle 15 moves, the inner wall of the mobile buckle 15 will fit with the protection member 431, when the protection member 431 is pressed, the pushing element 433 will cooperate with the protection member 431 to press the mobile buckle 15, and a certain resistance will be generated between the two, so that the mobile buckle 15 can be stably adjusted on the slide rail 12.

Referring to fig. 6, the protection member 431 includes a sheath C1, a rubber plate C2, and a friction pad C3, the rubber plate C2 is disposed on the sheath C1, the rubber plate C2 is sleeved on the sheath C1, the friction pad C3 is disposed on the rubber plate C2, the friction pad C3 is tightly fastened to the top of the sheath C1, the friction pads C3 are equidistantly fastened to the sheath C1, and the rubber plate C2 is connected to the top of the housing 434.

The sheath C1 is used for matching with the rubber plate C2, the rubber plate C2 has a good anti-skidding effect, when the movable buckle 15 is connected to the rubber plate C2, the anti-skidding effect of the rubber plate C2 is used for limiting and moving the buckle 15, so that the movable buckle 15 cannot slide after being adjusted, and the adjustment stability of the movable buckle 15 is improved.

Referring to fig. 7, the friction pad C3 includes a damping film C31, a foam plate C32, a thin plate C33, and a connecting block C34, the damping film C31 is installed inside the thin plate C33, the thin plate C33 and the damping film C31 are connected into a whole, the thin plate C33 is vertically buckled on the foam plate C32, the inner wall of the foam plate C32 is connected with the outer wall of the thin plate C33, the foam plate C32 is arranged on the connecting block C34, the foam plate C32 is sleeved on the connecting block C34, and the connecting block C34 is buckled on the sheath C1.

The thin plate C33 is used for assisting the damping film C31, the movable buckle 15 is connected with the damping film C31 when moving, and the damping film C31 absorbs energy and shock by damping, so that the movable buckle 15 can be effectively protected, the movable buckle 15 can move stably, and the vibration of the movable buckle 15 during moving is reduced.

Example two

support

screen

Referring to fig. 5, the damping element 143 includes a protection member 431, a supporting rod 432, a pushing member 433, a housing 434, and a limiting block 435, the protection member 431 is disposed on the housing 434, two ends of the protection member 431 are fastened to the housing 434, a bottom of the protection member 431 faces the supporting rod 432, two ends of the supporting rod 432 are provided with the pushing member 433, the pushing member 433 is embedded at two ends of the supporting rod 432, two ends of the supporting rod 432 are vertically inserted into the positioning member 142, the supporting rod 432 is tightly fastened to a middle position of the limiting block 435, a positioning member 142 is disposed at a middle position of the limiting block 435, and the supporting rod 432 is vertically embedded into the positioning member 142.

Referring to fig. 8, the supporting and pressing rod 432 includes an elastic member D1, an elastic plate D2, a guide rod D3, a push rod D4, and a reset member D5, two ends of the elastic member D1 are fastened to two elastic plates D2, the guide rod D3 is disposed at the middle position of the two elastic plates D2, the reset member D5 is disposed at the middle position of the guide rod D3, the reset member D5 and the guide rod D3 are connected to the same plane, the guide rod D3 is vertically inserted and embedded into the elastic plate D2, one side of the elastic plate D2 is connected to the push rod D4, the push rod D4 is inserted and connected to the guide rod D3, and the push rod D4 is vertically inserted and inserted into the positioning member 142.

The elastic piece D1 is used for cooperating with the elastic plate D2, when the push rod D4 is pressed by the protection part 431, the elastic plate D2 is pushed inwards, the elastic plate D2 is retracted inwards by force, and the elastic piece D1 cooperates with the elastic plate D2 to move, which is helpful for adjusting the height of the screen 2 by the moving buckle 15.

Referring to fig. 9, the reset member D5 includes a reset spring D51 and a pressed plate D52, the reset spring D51 is installed inside the pressed plate D52, the pressed plate D52 is parallelly clamped in the middle of the guide rod D3, two ends of the reset spring D51 are fastened to the pressed plate D52, and two ends of the pressed plate D52 are connected to the inner wall of the guide rod D3.

Foretell reset spring D51 is used for the supplementary board D52 that receives, guide bar D3 receives when the bulldozing of diving board D2, can receive board D52 with the power guide, receive board D52 and receive pressure can contract and be "II" state, when removing and detain 15 and lead out, receive board D52 when not atress, reset spring D51 cooperation clamp plate D52 outwards pops out in the twinkling of an eye, make cavity 144 can reset, make the removal detain 5 can not appear gliding phenomenon when rising, improve the stability that screen 2 heightened.

The working principle of the above technical solution is explained as follows:

when the chair is used, the outer frame 4 is sleeved outside the screen 2 in a clamping mode to protect the screen 2, the support 5 is installed behind the screen 2, the angle of the screen 2 is adjusted up and down through the movable adjusting block 6, a user can check the angle quickly and stably, the height of the screen 2 is adjusted up and down through the height adjusting device 1, when the user uses the display screen, the user can straighten the waist and the back and normally sit on the chair to work, and the cervical vertebra, the lumbar vertebra, the spine and other parts of the user are protected.

When the display screen is used, the movable adjusting block 6 is stably installed on the movable buckle 15, the movable buckle 15 is buckled on the slide rail 12 to stably adjust the height up and down, the protection part 431 is pressed by the movable buckle 15, the inner wall of the movable buckle 15 is connected with the rubber plate C2, the rubber plate C2 has a good anti-slip effect, the movable buckle 15 is limited by the anti-slip effect of the rubber plate C2, so that the movable buckle 15 can be stably adjusted, the movable buckle 15 is adjusted by the damping film C31 in cooperation with the rubber plate C2, the damping film C31 has the function of damping and energy dissipation, the vibration generated by the movement of the movable buckle 15 is absorbed and damped by the damping film C31, the movable buckle 15 can be effectively protected, the movable buckle 15 can stably move up and down, the speed of the movement of the movable buckle 15 is stably controlled by the damping film C31, so that the height of the movable buckle 15 can be uniformly and stably adjusted, the inner wall of the movable buckle 15 is protected by the foam plate C32, so that the abrasion phenomenon caused by the long-time movement of the inner wall of the movable buckle 15 is prevented, the pushing part 433 moves downwards under the extrusion force of the protection part 431, the push rod D4 pushes the force downwards onto the elastic plate D2, and the elastic part D1 and the elastic plate D2 contract inwards under the extrusion force of the push rod D4;

when the guiding rod D3 is pushed by the elastic plate D2, it will guide the force to the pressed plate D52, and a mutual repulsion force will be generated between the pressed plate D52 and the elastic plate D2, so that the pressed plate D52 will contract into "ii" state when pressed, and it is ensured that the mobile buckle 15 can be stably fastened between the two damping elements 143, the pressed plate D52 is not pressed by the mobile buckle 15, the return spring D51 will instantly eject the pressing plate D52 outwards, the pressing plate D52 will eject the elastic force onto the protecting piece 431, so that the protecting piece 431 can push the mobile buckle 15 upwards or downwards, so that the cavity 144 can be reset, so that the mobile buckle 5 will not slide upwards or downwards when lifted upwards or downwards, the mobile buckle 5 can stably drive the screen 2 to be lifted upwards or downwards, the triangular brackets 13 are installed at two ends of the bracket 5, the triangular brackets 13 are in an isosceles triangle structure, so as to increase the bearing force at two ends of the bracket 5, make fixing on the support after the adjustment that screen 2 can be stable, break can not appear because of high too high atress inequality in support 5 for screen 2 after the adjustment can be stabilized in the use of user, the user can straighten the back and sit and use screen 2 on the chair, protects positions such as user's cervical vertebra, lumbar vertebrae, backbone, need not to heighten the display screen bottom, improves the stability in use of display screen and the result of use of display screen.

In conclusion, the invention arranges the heightening device, when the movable buckle is adjusted, the vibration sense generated by the movement of the movable buckle is absorbed and damped through the damping film, so that the movable buckle can stably move up and down, the pushing piece and the push rod are matched to push the force downwards to the elastic plate, the pressed plate can contract to be in a 'II' state, the movable buckle can be stably buckled between the two damping elements, when the movable buckle needs to be moved upwards and moved upwards, and the movable buckle moves upwards or downwards, the reset spring is not stressed and can instantly pop the pressure plate outwards, so that the moving buckle will not slide up when being adjusted up or down, and the moving buckle can stably drive the screen to be adjusted up and down or down, through the triangular support frame, the bearing capacity at two ends of the support is improved, a user can stably use the adjusted screen, and the use stability and the use effect of the display screen are improved.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. 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. The utility model provides a flat display screen, its structure is including increaseing device (1), screen (2), camera (3), frame (4), support (5), activity accent piece (6), its characterized in that:

heightening device (1) nests in on support (5), screen (2) and activity accent piece (6) are laminated mutually, frame (4) are passed through screen (2) and are linked to each other with camera (3).

2. A flat display screen according to claim 1, wherein: heightening device (1) is including ejector pin (11), slide rail (12), triangular support frame (13), adjusting part (14), removal knot (15), slide bar (16), ejector pin (11) gomphosis is inside slide bar (16), triangular support frame (13) lock joint is on slide bar (16), it links to each other with adjusting part (14) through slide rail (12) to remove knot (15) both sides, remove knot (15) and activity adjusting block (6) fixed connection.

3. A flat display screen according to claim 2, wherein: the adjusting component (14) comprises a limit buckle (141), a positioning piece (142), a damping element (143) and a cavity (144), the damping element (143) is tightly buckled on the limit buckle (141), the cavity (144) is connected to the positioning piece (142), and the positioning piece (142) is embedded on two sides of the sliding rail (12).

4. A flat display screen according to claim 3, wherein: the damping element (143) comprises a protection piece (431), a supporting and pressing rod (432), a pushing and pressing piece (433), a shell (434) and a limiting block (435), wherein the protection piece (431) is buckled on the shell (434), the pushing and pressing piece (433) is embedded at two ends of the supporting and pressing rod (432), the limiting block (435) is provided with a positioning piece (142), and the supporting and pressing rod (432) is vertically embedded on the positioning piece (142).

5. A flat display screen according to claim 4, characterized in that: the protection part (431) comprises a sheath (C1), a rubber plate (C2) and a friction pad (C3), wherein the rubber plate (C2) is sleeved on the sheath (C1), the friction pad (C3) is tightly buckled at the top of the sheath (C1), and the rubber plate (C2) is connected at the top of the shell (434).

6. A flat display screen according to claim 5, characterized in that: the friction pad (C3) comprises a damping film (C31), a foam plate (C32), a thin plate (C33) and a joint block (C34), wherein the thin plate (C33) and the damping film (C31) are connected into a whole, the foam plate (C32) is sleeved on the joint block (C34), and the joint block (C34) is buckled on the sheath (C1).

7. A flat display screen according to claim 4, characterized in that: prop depression bar (432) including bullet spare (D1), diving board (D2), guide bar (D3), push rod (D4), reset piece (D5), bullet spare (D1) lock joint is on two diving boards (D2), reset piece (D5) and guide bar (D3) are connected on the coplanar, push rod (D4) alternate to be connected on guide bar (D3), push rod (D4) alternate on setting element (142) perpendicularly.

8. A flat display screen according to claim 7, wherein: reset piece (D5) including reset spring (D51), receive pressure board (D52), receive pressure board (D52) joint on guide bar (D3), receive pressure board (D52) both ends and connect in guide bar (D3) inner wall.