CN111911583A - Liquid crystal display screen - Google Patents
Liquid crystal display screen Download PDFInfo
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- CN111911583A CN111911583A CN202010609868.7A CN202010609868A CN111911583A CN 111911583 A CN111911583 A CN 111911583A CN 202010609868 A CN202010609868 A CN 202010609868A CN 111911583 A CN111911583 A CN 111911583A
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- display screen
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
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- General Engineering & Computer Science (AREA)
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- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention belongs to the technical field of liquid crystal display screens, and particularly relates to a liquid crystal display screen which comprises a display screen body; the display screen body is wrapped between the bottom shell and the frame; an elastic buffer layer is arranged between the display screen body and the frame, and a group of elastic support columns are uniformly arranged between the bottom of the display screen body and the bottom shell; the diameter of the cross section of the support column is gradually reduced towards the direction close to the middle part of the support column, and the two ends of the support column are fixedly connected with the display screen body and the bottom shell respectively through strong glue; the deformation of the middle part of the support column offsets the vibration energy of the liquid crystal screen, so that the support force of the edge of the liquid crystal screen is dispersed, the liquid crystal screen is uniformly and firmly fixed with the bottom plate and the frame, the amplitude of the middle part of the liquid crystal screen is reduced, the stable and safe fixation of the liquid crystal screen is further ensured, the shock resistance is improved, and the service life of the liquid crystal screen is further prolonged.
Description
Technical Field
The invention belongs to the technical field of liquid crystal display screens, and particularly relates to a liquid crystal display screen.
Background
The liquid crystal display screen is one of flat panel displays, is used for screen display of televisions and computers, and the display screen on the automobile is usually located in the middle of a console of the automobile to provide display and control of driving information and vehicle environment information.
Some technical solutions related to the liquid crystal display screen also appear in the prior art, for example, a chinese patent with application number 2019110228977 discloses an automotive liquid crystal display screen, which comprises a protective box body, a wind guiding box and a liquid crystal display screen body, one side of the protection box body is provided with a mounting frame, two ends of the mounting frame are sleeved with connecting rods, one side of the mounting frame is provided with an internal thread groove, the other side of the mounting frame is provided with a mounting disc, a fixed connecting post is welded at one side of the mounting disc, a liquid crystal display body is arranged in the protective box body, a cooling fan is arranged at one side of the liquid crystal display body through a mounting frame, rubber pads are glued between the top and the bottom of the liquid crystal display body and the protective box body, the bottom of the protective box body is fixedly provided with an air guide box through bolts, the inside of the air guide box is provided with a baffle through a bearing, and one side of the protective box body is provided with a sun shade through an installation groove; however, when the prior art is fixed on the liquid crystal screen, the frame is adopted to wrap the liquid crystal screen all around, but when the area of the liquid crystal screen is large, the middle part of the liquid crystal screen is not effectively supported, so that the amplitude of the liquid crystal screen is large when the middle part of the liquid crystal screen is vibrated, meanwhile, the weight of the liquid crystal screen with large area is heavy, when strong vibration is encountered, the extrusion force of the frame on the edge of the liquid crystal screen is increased, the phenomenon that the edge of the liquid crystal screen is stressed to generate gaps and cracks is large easily caused, faults such as liquid crystal leakage are caused, and the service life of the.
Therefore, the invention provides a novel liquid crystal display screen, which counteracts the vibration energy of the liquid crystal screen through the deformation of the middle part of the support column, further disperses the supporting force at the edge of the liquid crystal screen, improves the shock resistance and further prolongs the service life of the liquid crystal screen.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that when the prior art fixes a liquid crystal screen, a frame is usually adopted to wrap the periphery of the liquid crystal screen, but when the area of the liquid crystal screen is large, the middle part of the liquid crystal screen is not effectively supported, so that the amplitude of the middle part of the liquid crystal screen is large when the liquid crystal screen is vibrated, and the extrusion force of the frame to the edge of the liquid crystal screen is increased when the liquid crystal screen is subjected to strong vibration, the edge of the liquid crystal screen is easily stressed too much to generate gaps and cracks, and the liquid crystal leakage and other faults are caused.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a liquid crystal display screen, which comprises a display screen body; the display screen body is wrapped between the bottom shell and the frame; an elastic buffer layer is arranged between the display screen body and the frame, and a group of elastic support columns are uniformly arranged between the bottom of the display screen body and the bottom shell; the diameter of the cross section of the support column is gradually reduced towards the direction close to the middle part of the support column, and the two ends of the support column are fixedly connected with the display screen body and the bottom shell respectively through strong glue; the display screen body is supported and limited through the support columns, so that vibration damage of the display screen body is reduced; when the prior art is used for fixing the liquid crystal screen, the periphery of the liquid crystal screen is generally wrapped by the frame, but when the area of the liquid crystal screen is larger, the middle part of the liquid crystal screen is not effectively supported, so that the amplitude of the middle part of the liquid crystal screen is larger when the liquid crystal screen is vibrated, and meanwhile, the weight of the liquid crystal screen with larger area is generally heavier, so that the extrusion force of the frame to the edge of the liquid crystal screen is increased when the liquid crystal screen is subjected to strong vibration, and the defects of gap and fracture caused by overlarge stress of the edge of the liquid crystal screen, liquid crystal leakage and the like are easily caused, and the service life of the liquid crystal screen is influenced, in the invention, the middle part of the liquid crystal screen is fully fixed and supported by matching with the support columns through the buffer layer arranged between the frame and the liquid crystal screen, the vibration energy of the, the amplitude at the middle part of the liquid crystal screen is reduced, the stable and safe fixation of the liquid crystal screen is further ensured, the shock resistance is improved, and the service life of the liquid crystal screen is further prolonged.
Preferably, the upper end and the lower end of the inside of the supporting column are provided with cavities, and the two cavities are communicated through holes; a pull rope is arranged in the through hole, one end of the pull rope is fixedly connected with the bottom shell, and the other end of the pull rope is fixedly connected with a disc; a spring is sleeved on the pull rope between the disc and the top of the through hole, and the pull rope is matched with the spring to further reduce the vibration displacement of the display screen body; through spring cooperation disc and stay cord, further restrict the displacement length when the support column receives lateral vibration power, the elastic deformation through the spring cooperation support column further absorbs the energy of display screen body vibration, and then further improve the holding power of support column to the display screen body, further restrict the lateral displacement of display screen body, effectively reduce the extrusion force between display screen body edge and buffer layer and the frame, protect the integrality at display screen body edge, and then further reduce display screen body weeping and damage.
Preferably, the disc is connected with the inner wall of the cavity in a sliding and sealing manner, a first hole is formed in the middle of the disc, and a one-way valve is arranged in the first hole; the top of the supporting column is provided with an annular groove close to the periphery, and the annular groove is communicated with the cavity through a second hole; the connection tightness between the supporting column and the display screen body is further improved by pumping air when the disc slides downwards; because disc and cavity inner wall sliding seal are connected, when making the display screen body receive horizontal vibration and produce the displacement, the display screen body drives the support column to a lopsidedness, and then make the stay cord drive the relative cavity of disc and slide downwards, and then make and produce the negative pressure in the cavity on disc upper portion, No. two holes of cooperation and ring channel intercommunication, and then bleed through No. two pore pair ring channels, improve the adsorption affinity of ring channel to the display screen body, further improve the joint strength of support column top and display screen body, increase the stability of being connected between support column and the display screen body.
Preferably, a group of grooves are formed in the contact surface of the periphery of the disc and the cavity, elastic rings are arranged in the grooves, arc-shaped sponge is arranged at the bottom of each groove, talcum powder is filled in the sponge, the sliding efficiency of the disc is increased by matching the elastic rings with the sponge, and the connection tightness of the supporting columns and the display screen body is further increased; through the elastic ring that sets up in the recess, make the disc when the lapse and extrusion cavity inner wall, the elastic ring constantly rotates and reduces the frictional force between disc and the cavity inner wall, and then increase the slip efficiency of disc, the talcum powder of packing in the cooperation sponge, further reduce the frictional force between elastic ring and the cavity inner wall, when making the display screen body stop vibrating, when the support column restores the original state under self elastic effect, elasticity through the shrink fit spring of cavity lateral wall, accelerate the disc upwards slide and the efficiency that resets, reduce the disc card in the cavity, and then increase the efficiency of bleeding of ring channel, further increase the connection stability between support column and the display screen body.
Preferably, the buffer layer is hollow and is filled with buffer solution; the bottom of the buffer layer is communicated with a sliding cylinder, and a sliding column is sealed in the sliding cylinder in a sliding manner; the sliding column is fixedly connected with the middle part of the supporting column through the connecting rod, and the sliding column is driven to slide when the supporting column is deviated, so that the edge damage of the display screen body is further reduced; when the support column is inclined to one side of being close to the slide cylinder under the drive of display screen body, the support column drives the connecting rod and extrudes the slide column, and then make the slide column slide to the direction that the slide cylinder is close to the buffer layer, because be filled with the buffer solution in the buffer layer, make the slide column slide and extrude the buffer solution, further increase the flexible support nature of buffer layer to display screen body edge, prevent that the buffer layer from losing deformability temporarily after excessively deforming, and then form the rigid support to display screen body edge, increase the damage probability at display screen body edge, further protect the display screen body to avoid the damage of violent vibration.
Preferably, a group of vent holes are formed in the positions, corresponding to the support columns, of the two sides of the frame; a pair of brackets are arranged in the vent hole on one side of the frame, which is far away from the sliding cylinder, a shaft sleeve is arranged between the brackets, and radial thrust bearings are arranged between two ends of the shaft sleeve and the brackets; the screw rod is sleeved in the shaft sleeve and connected with the shaft sleeve through a screw rod nut pair; a group of fan blades are arranged on the periphery of the shaft sleeve; one end of the screw rod, which is positioned in the frame, is fixedly connected with the connecting rod through an elastic rod; the fan blades are driven to rotate through the connecting rods, so that the heat dissipation efficiency of the display screen body is further improved; when the connecting rod moves to one side under the drive of the support column, the connecting rod drives the elastic rod and further drives the screw rod to move, and because the screw rod is connected with the shaft sleeve through the screw-nut pair, the pull of screw rod cooperates with the support and the radial thrust bearing, so that the shaft sleeve constantly drives the fan blade to rotate, and further cooperates with the ventilation hole to increase the air flow efficiency between the display screen body and the bottom plate, further increases the heat dissipation efficiency of the display screen body, and ensures the long-time stable work of the display screen body.
The invention has the following beneficial effects:
1. according to the liquid crystal display screen, the vibration energy of the liquid crystal screen is counteracted through the deformation of the middle part of the support column, so that the supporting force at the edge of the liquid crystal screen is dispersed, the liquid crystal screen is uniformly and firmly fixed with the bottom plate and the frame, the amplitude of the middle part of the liquid crystal screen is reduced, the stable and safe fixation of the liquid crystal screen is further ensured, the shock resistance is improved, and the service life of the liquid crystal screen is further prolonged.
2. According to the liquid crystal display screen, when the display screen body is subjected to transverse vibration to generate displacement, the stay cord drives the disc to slide downwards relative to the cavity, so that negative pressure is generated in the cavity at the upper part of the disc, air is exhausted from the annular groove through the second hole, the adsorption force of the annular groove on the display screen body is improved, and the connection stability between the support column and the display screen body is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is an enlarged view of a portion of FIG. 2 at C;
FIG. 6 is an enlarged view of a portion of FIG. 5 at D;
in the figure: the display screen comprises a display screen body 1, a bottom shell 11, a frame 12, a buffer layer 13, a support column 14, a cavity 15, a through hole 16, a pull rope 17, a disc 18, a first hole 2, an annular groove 21, a second hole 22, a groove 23, an elastic ring 24, a sponge 25, a sliding cylinder 26, a sliding column 27, a connecting rod 28, a vent hole 3, a support 31, a shaft sleeve 32, a radial thrust bearing 33, a screw rod 34, fan blades 35 and an elastic rod 36.
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.
As shown in fig. 1 to 6, the liquid crystal display according to the present invention includes a display body 1; the display screen body 1 is wrapped between the bottom shell 11 and the frame 12; an elastic buffer layer 13 is arranged between the display screen body 1 and the frame 12, and a group of elastic support columns 14 are uniformly arranged between the bottom of the display screen body 1 and the bottom shell 11; the cross section of the supporting column 14 is reduced gradually along the direction close to the middle part of the supporting column 14, and two ends of the supporting column 14 are fixedly connected with the display screen body 1 and the bottom shell 11 respectively through strong glue; the supporting and limiting of the supporting columns 14 on the display screen body 1 reduce vibration damage of the display screen body 1; when the prior art is used for fixing the liquid crystal screen, the frame 12 is usually adopted for wrapping the periphery of the liquid crystal screen, but when the area of the liquid crystal screen is larger, the middle part of the liquid crystal screen is not effectively supported, so that the amplitude of the middle part of the liquid crystal screen is larger when the liquid crystal screen is vibrated, and meanwhile, the weight of the liquid crystal screen with larger area is usually heavier, and when the liquid crystal screen is subjected to strong vibration, the extrusion force of the frame 12 to the edge of the liquid crystal screen is increased, so that the edge of the liquid crystal screen is easily stressed too much to generate gaps and cracks, and the liquid crystal leakage and other faults are caused, and the service life of the liquid crystal screen is influenced, the vibration energy of the liquid crystal screen is fully fixed and supported by matching with the support columns 14 through the buffer layer 13 arranged between the frame 12 and the liquid crystal screen, the vibration energy of the liquid crystal screen is counteracted, the amplitude at the middle part of the liquid crystal screen is reduced, the stable and safe fixation of the liquid crystal screen is further ensured, the shock resistance is improved, and the service life of the liquid crystal screen is further prolonged.
As an embodiment of the invention, cavities 15 are arranged at the upper end and the lower end inside the supporting column 14, and the two cavities 15 are communicated through a through hole 16; a pull rope 17 is arranged in the through hole 16, one end of the pull rope 17 is fixedly connected with the bottom shell 11, and the other end of the pull rope 17 is fixedly connected with a disc 18; a spring is sleeved on the pull rope 17 between the disc 18 and the top of the through hole 16, and the pull rope 17 is matched with the spring to further reduce the vibration displacement of the display screen body 1; through spring cooperation disc 18 and stay cord 17, further restrict the displacement length when support column 14 receives lateral vibration power, the elastic deformation through spring cooperation support column 14 further absorbs the energy of display screen body 1 vibration, and then further improve the holding power of support column 14 to display screen body 1, further restrict the lateral displacement of display screen body 1, effectively reduce the extrusion force between display screen body 1 edge and buffer layer 13 and frame 12, protect the integrality at display screen body 1 edge, and then further reduce the damage of display screen body 1 weeping.
As an embodiment of the invention, the disc 18 is connected with the inner wall of the cavity 15 in a sliding and sealing manner, a first hole 2 is formed in the middle of the disc 18, and a one-way valve is arranged in the first hole 2; an annular groove 21 is formed in the position, close to the periphery, of the top of the supporting column 14, and the annular groove 21 is communicated with the cavity 15 through a second hole 22; the air is extracted when the disc 18 slides downwards, so that the connection tightness between the supporting column 14 and the display screen body 1 is further improved; because disc 18 and cavity 15 inner wall sliding seal are connected, when making display screen body 1 receive horizontal vibration to produce the displacement, display screen body 1 drives support column 14 to a lopsidedness, and then make stay cord 17 drive the relative cavity 15 lapse of disc 18, and then make and produce the negative pressure in the cavity 15 on disc 18 upper portion, No. two holes 22 of cooperation and ring channel 21 intercommunication, and then bleed through No. two holes 22 to ring channel 21, improve the adsorption affinity of ring channel 21 to display screen body 1, further improve the joint strength of support column 14 top and display screen body 1, increase the stability of being connected between support column 14 and the display screen body 1.
As an embodiment of the invention, a group of grooves 23 are formed on the contact surface of the periphery of the disc 18 and the cavity 15, an elastic ring 24 is arranged in each groove 23, an arc-shaped sponge 25 is arranged at the bottom of each groove 23, talc powder is filled in each sponge 25, the sliding efficiency of the disc 18 is increased by matching the elastic ring 24 with the sponge 25, and the connection tightness between the supporting column 14 and the display screen body 1 is further increased; through the elastic ring 24 that sets up in the recess 23, make disc 18 when the downward slip extrudees cavity 15 inner wall, elastic ring 24 constantly rotates and reduces the frictional force between disc 18 and the cavity 15 inner wall, and then increase disc 18's slip efficiency, the talcum powder of filling in the cooperation sponge 25, further reduce the frictional force between elastic ring 24 and the cavity 15 inner wall, when making display screen body 1 stop vibrating, when support column 14 is resilient under self elastic effect, elasticity through the shrink fit spring of cavity 15 lateral wall, accelerate the efficiency that disc 18 slided upwards and resets, reduce disc 18 card in cavity 15, and then increase ring channel 21's the efficiency of bleeding, further increase the stability of being connected between support column 14 and the display screen body 1.
As an embodiment of the present invention, the buffer layer 13 is hollow, and the buffer layer 13 is filled with a buffer solution; the bottom of the buffer layer 13 is communicated with a sliding cylinder 26, and a sliding column 27 is sealed in the sliding cylinder 26 in a sliding manner; the sliding column 27 is fixedly connected with the middle part of the supporting column 14 through the connecting rod 28, and the sliding column 27 is driven to slide when the supporting column 14 deviates, so that the edge damage of the display screen body 1 is further reduced; when the support column 14 is driven by the display screen body 1 to incline towards one side close to the slide cylinder 26, the support column 14 drives the connecting rod 28 to extrude the slide column 27, so that the slide column 27 slides towards the direction of the slide cylinder 26 close to the buffer layer 13, and the buffer layer 13 is filled with buffer solution, so that the slide column 27 slides and extrudes the buffer solution, thereby further increasing the flexible support property of the buffer layer 13 to the edge of the display screen body 1, preventing the buffer layer 13 from losing the deformation capacity temporarily after excessively deforming, further forming rigid support to the edge of the display screen body 1, increasing the damage probability of the edge of the display screen body 1, and further protecting the display screen body 1 from damage caused by violent vibration.
As an embodiment of the present invention, a set of ventilation holes 3 is formed in positions corresponding to the support columns 14 on two sides of the frame 12; a pair of brackets 31 are arranged in the vent hole 3 on one side of the frame 12 far away from the sliding cylinder 26, a shaft sleeve 32 is arranged between the brackets 31, and radial thrust bearings 33 are arranged between two ends of the shaft sleeve 32 and the brackets 31; a screw 34 is sleeved in the shaft sleeve 32, and the screw 34 is connected with the shaft sleeve 32 through a screw-nut pair; a group of fan blades 35 are arranged on the periphery of the shaft sleeve 32; one end of the screw rod 34 positioned inside the frame 12 is fixedly connected with the connecting rod 28 through an elastic rod 36; the fan blades 35 are driven to rotate through the connecting rods 28, so that the heat dissipation efficiency of the display screen body 1 is further improved; when the connecting rod 28 is driven by the supporting column 14 to move to one side, the connecting rod 28 drives the elastic rod 36, and then drives the screw rod 34 to move, because the screw rod 34 is connected with the shaft sleeve 32 through the screw-nut pair, the drawing of the screw rod 34 is matched with the support 31 and the radial thrust bearing 33, so that the shaft sleeve 32 continuously drives the fan blades 35 to rotate, and then the ventilation hole 3 is matched to increase the air flow efficiency between the display screen body 1 and the bottom plate, the heat dissipation efficiency of the display screen body 1 is further increased, and the long-time stable work of the display screen body 1 is ensured.
When the liquid crystal display fixing device works, when the prior art fixes the liquid crystal display, the frame 12 is usually adopted to edge the periphery of the liquid crystal display, but when the area of the liquid crystal display is larger, the middle part of the liquid crystal display is not effectively supported, so that the amplitude of the middle part of the liquid crystal display is larger when the liquid crystal display is vibrated, and the weight of the liquid crystal display with larger area is usually heavier, so that the extrusion force of the frame 12 to the edge of the liquid crystal display is increased when the liquid crystal display is subjected to strong vibration, and the defects of gap and fracture caused by overlarge stress of the edge of the liquid crystal display are easily caused, so that the liquid crystal leakage and the like are caused, and the service life of the liquid crystal display is influenced, the invention fully fixes and supports the middle part of the liquid crystal display by matching with the supporting columns 14 through the buffer layer 13 arranged between the frame 12 and the liquid crystal display, counteracts the, the amplitude of the middle part of the liquid crystal screen is reduced, the stable and safe fixation of the liquid crystal screen is further ensured, the shock resistance is improved, and the service life of the liquid crystal screen is further prolonged; through the spring matching with the disc 18 and the pull rope 17, the displacement length of the support column 14 under the lateral vibration force is further limited, the vibration energy of the display screen body 1 is further absorbed through the elastic deformation of the spring matching with the support column 14, so that the supporting force of the support column 14 on the display screen body 1 is further improved, the transverse displacement of the display screen body 1 is further limited, the extrusion force between the edge of the display screen body 1 and the buffer layer 13 and the frame 12 is effectively reduced, the integrity of the edge of the display screen body 1 is protected, and the leakage damage of the display screen body 1 is further reduced; because the disc 18 is connected with the inner wall of the cavity 15 in a sliding and sealing manner, when the display screen body 1 is subjected to transverse vibration to generate displacement, the display screen body 1 drives the supporting column 14 to incline to one side, and further the pulling rope 17 drives the disc 18 to slide downwards relative to the cavity 15, so that negative pressure is generated in the cavity 15 at the upper part of the disc 18, and the second hole 22 communicated with the annular groove 21 is matched, so that the annular groove 21 is pumped through the second hole 22, the adsorption force of the annular groove 21 on the display screen body 1 is improved, the connection strength between the top of the supporting column 14 and the display screen body 1 is further improved, and the connection stability between the supporting column 14 and the display screen body 1 is improved; through the elastic ring 24 arranged in the groove 23, when the disc 18 slides downwards and extrudes the inner wall of the cavity 15, the elastic ring 24 continuously rotates and reduces the friction force between the disc 18 and the inner wall of the cavity 15, so that the sliding efficiency of the disc 18 is increased, the friction force between the elastic ring 24 and the inner wall of the cavity 15 is further reduced by matching with the talcum powder filled in the sponge 25, when the display screen body 1 stops vibrating and the support column 14 restores to the original state under the action of self elasticity, the efficiency of upward sliding and resetting of the disc 18 is accelerated by matching the elasticity of the spring through the contraction of the side wall of the cavity 15, the disc 18 is prevented from being clamped in the cavity 15, so that the air extraction efficiency of the annular groove 21 is increased, and the connection stability between the support column 14 and the display screen body 1 is further; when the supporting column 14 is driven by the display screen body 1 to incline towards one side close to the sliding barrel 26, the supporting column 14 drives the connecting rod 28 to extrude the sliding column 27, so that the sliding column 27 slides towards the direction of the sliding barrel 26 close to the buffer layer 13, and the buffer layer 13 is filled with buffer solution, so that the sliding column 27 slides and extrudes the buffer solution, the flexible support performance of the buffer layer 13 on the edge of the display screen body 1 is further increased, the buffer layer 13 is prevented from losing the deformation capability temporarily at local part after being excessively deformed, the rigid support is further formed on the edge of the display screen body 1, the damage probability of the edge of the display screen body 1 is increased, and the display screen body 1 is further protected from damage caused by violent vibration; when the connecting rod 28 is moved to one side under the driving of the supporting column 14, the connecting rod 28 drives the elastic rod 36, and then the screw rod 34 is driven to move, because the screw rod 34 is connected with the shaft sleeve 32 through the screw-nut pair, the drawing of the screw rod 34 is matched with the support 31 and the radial thrust bearing 33, so that the shaft sleeve 32 continuously drives the fan blades 35 to rotate, and then the air flow efficiency between the display screen body 1 and the bottom plate is increased by matching the ventilation hole 3, the heat dissipation efficiency of the display screen body 1 is further increased, and the long-time stable work of the display screen body 1 is.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A liquid crystal display, characterized in that: comprises a display screen body (1); the display screen body (1) is wrapped between the bottom shell (11) and the frame (12); an elastic buffer layer (13) is arranged between the display screen body (1) and the frame (12), and a group of elastic support columns (14) are uniformly arranged between the bottom of the display screen body (1) and the bottom shell (11); the diameter of the cross section of the supporting column (14) is gradually reduced towards the direction close to the middle of the supporting column (14), and two ends of the supporting column (14) are fixedly connected with the display screen body (1) and the bottom shell (11) through strong glue respectively; through support and spacing of support column (14) to display screen body (1), reduce display screen body (1) vibration damage.
2. A liquid crystal display panel in accordance with claim 1, wherein: cavities (15) are formed in the upper end and the lower end of the interior of the supporting column (14), and the two cavities (15) are communicated through holes (16); a pull rope (17) is arranged in the through hole (16), one end of the pull rope (17) is fixedly connected with the bottom shell (11), and the other end of the pull rope (17) is fixedly connected with a disc (18); a spring is sleeved on the pull rope (17) between the disc (18) and the top of the through hole (16), and the pull rope (17) is matched with the spring to further reduce the vibration displacement of the display screen body (1).
3. A liquid crystal display panel in accordance with claim 2, wherein: the disc (18) is connected with the inner wall of the cavity (15) in a sliding and sealing mode, a first hole (2) is formed in the middle of the disc (18), and a one-way valve is arranged in the first hole (2); an annular groove (21) is formed in the position, close to the periphery, of the top of the supporting column (14), and the annular groove (21) is communicated with the cavity (15) through a second hole (22); air is extracted when the disc (18) slides downwards, so that the connection tightness between the supporting column (14) and the display screen body (1) is further improved.
4. A liquid crystal display panel in accordance with claim 3, wherein: set up a set of recess (23) on the contact surface of disc (18) periphery and cavity (15), be equipped with elastic ring (24) in recess (23), recess (23) bottom is equipped with curved sponge (25), is filled with the talcum powder in sponge (25), increases the slip efficiency of disc (18) through elastic ring (24) cooperation sponge (25), and then further increases the connection compactness of support column (14) and display screen body (1).
5. The liquid crystal display panel of claim 4, wherein: the buffer layer (13) is hollow, and the buffer layer (13) is filled with buffer solution; the bottom of the buffer layer (13) is communicated with a sliding cylinder (26), and a sliding column (27) is sealed in the sliding cylinder (26) in a sliding manner; the sliding column (27) is fixedly connected with the middle of the supporting column (14) through the connecting rod (28), and the sliding column (27) is driven to slide when the supporting column (14) deviates, so that the edge damage of the display screen body (1) is further reduced.
6. A liquid crystal display panel in accordance with claim 5, wherein: a group of vent holes (3) are formed in the positions, corresponding to the support columns (14), of the two sides of the frame (12); a pair of brackets (31) are arranged in the vent hole (3) on one side of the frame (12) far away from the sliding cylinder (26), a shaft sleeve (32) is arranged between the brackets (31), and a radial thrust bearing (33) is arranged between two ends of the shaft sleeve (32) and the brackets (31); a screw rod (34) is sleeved in the shaft sleeve (32), and the screw rod (34) is connected with the shaft sleeve (32) through a screw rod nut pair; a group of fan blades (35) are arranged on the periphery of the shaft sleeve (32); one end of the screw rod (34) positioned in the frame (12) is fixedly connected with the connecting rod (28) through an elastic rod (36); the fan blades (35) are driven to rotate through the connecting rods (28), and the heat dissipation efficiency of the display screen body (1) is further improved.
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