CN114898672B - LED display screen capable of being bent greatly and processing technology thereof - Google Patents
LED display screen capable of being bent greatly and processing technology thereof Download PDFInfo
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- CN114898672B CN114898672B CN202210481156.0A CN202210481156A CN114898672B CN 114898672 B CN114898672 B CN 114898672B CN 202210481156 A CN202210481156 A CN 202210481156A CN 114898672 B CN114898672 B CN 114898672B
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- 238000005516 engineering process Methods 0.000 title claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims description 17
- 239000011261 inert gas Substances 0.000 claims description 9
- 238000005253 cladding Methods 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 1
- 238000012806 monitoring device Methods 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
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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
- G09F9/33—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 semiconductor devices, e.g. diodes
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Abstract
The invention discloses a large-amplitude bending LED display screen and a processing technology thereof, which belong to the field of display screens, and the large-amplitude bending LED display screen comprises a curved surface display screen main body, wherein both ends of the curved surface display screen main body are fixedly connected with fixing strips, both upper and lower ends of the curved surface display screen main body are fixedly connected with sealing covers, a plurality of uniformly distributed elastic support strips are fixedly connected onto a support plate, a pressure monitoring belt matched with the elastic support strips is fixedly connected onto the support plate, the pressure monitoring belt comprises a wire guide plate, a plurality of uniformly distributed pressure sensing sheets are fixedly connected onto the wire guide plate, and a buffer plate matched with the elastic support strips is fixedly connected onto one end of the curved surface display screen main body close to the support plate.
Description
Technical Field
The invention relates to the field of display screens, in particular to a greatly bent LED display screen and a processing technology thereof.
Background
The curved display is a display with a certain curvature and a certain curved shape, and the curvature of the curved display is basically consistent with the radian of an eyeball. At present, under the conditions of high research and development cost, high material cost and slight wetting in the display industry, especially in the color television industry, more and more color television manufacturers face huge survival pressure, often a new product is invested in a high amount in the early stage, and under the condition of a large number of time periods, under the condition of no recovery cost, the structure of the product is changed due to updating of the product, so that the structural mold also needs to be redeveloped, and especially the development investment of the prior mold of the current popular curved television is huge, and the competition is particularly vigorous.
At present, due to the curved surface structure, the supporting structure of the main body of the LED display screen in the protective shell of the curved surface display screen can not uniformly pressurize and support the curved surface LED screen, so that the curved surface display screen is supported stably in the protective shell of the curved surface display screen, and meanwhile, the display supporting structure can not adapt to displays with different sizes due to the limitation of a die.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems existing in the prior art, the invention aims to provide the LED display screen which is bent greatly and the processing technology thereof, so that the curved display screen can be elastically supported at multiple points through the elastic supporting strips, and the expansion degree of the elastic supporting strips can be timely reduced when a mechanism for supporting the display screen is deformed, so that the elastic supporting strips adapt to structural deformation, the local stress of the curved display screen is prevented from being increased due to the structural deformation, and the curved display screen is prevented from being locally damaged due to the local stress increase.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme.
The utility model provides a crooked LED display screen of a large margin and processing technology thereof, includes curved surface display screen main part, the both ends of curved surface display screen main part all fixedly connected with fixed strip, the concave surface side of curved surface display screen main part is equipped with the backup pad, the upper and lower both ends of curved surface display screen main part all fixedly connected with sealed lid, a pair of backup pad and sealed lid all connect between a pair of fixed strip, fixedly connected with a plurality of evenly distributed's elastic support strip in the backup pad, the elastic support strip includes the flexible connection area, the both ends of flexible connection area all fixedly connected with hollow expansion strip, the check valve is installed to the front and back both ends of hollow expansion strip, fixedly connected with elasticity gasbag in the hollow expansion strip, the pressure monitoring belt is fixedly connected with a flexible connecting belt matched pressure monitoring belt, the pressure monitoring belt comprises a wire guide plate, a plurality of evenly distributed pressure sensing pieces are fixedly connected to the wire guide plate, one end of the curved surface display screen main body, which is close to the supporting plate, is fixedly connected with a buffer plate matched with an elastic supporting bar, the buffer plate comprises a fixed frame, a plurality of evenly distributed hollow bags are fixedly connected to the fixed frame, two ends of each hollow bag are fixedly connected with supporting columns matched with hollow expansion bars, each sealing cover comprises a ventilation shell, the bottom end of each ventilation shell is fixedly connected with a micro electric push rod matched with the elastic supporting bar, and a guide pipe matched with a one-way air valve is fixedly connected to the power output end of each micro electric push rod;
the processing technology is as follows;
s1, firstly, installing an elastic support bar on a support plate to enable a flexible connecting belt to be matched with a pressure monitoring belt on the support plate;
s2, mounting fixing strips at two ends of the supporting plate, and clamping an arc-shaped pressure detection plate matched with the radian of the curved display screen main body between a pair of fixing strips;
s3, inflating and adjusting the expansion degree into the elastic air bag until the pressure of the elastic air bag to the arc-shaped pressure detection plate reaches a set value;
s4, after the arc pressure detection plate between the pair of fixing strips is disassembled, the buffer plate is adhered and fixed with the curved display screen main body, and then the pair of fixing strips are clamped and fixed with the curved display screen main body and the buffer plate, so that the elastic support strips on the support plate are attached to the buffer plate;
and S5, finally, sealing covers matched with the fixing strips are arranged at the two ends of the upper limit of the curved display screen main body, and the supporting plate and the sealing covers are electrically connected.
According to the scheme, the curved surface display screen can be elastically supported at multiple points through the elastic supporting strips, and the expansion degree of the elastic supporting strips can be timely reduced when a mechanism for supporting the display screen is deformed, so that the elastic supporting strips adapt to structural deformation, the local stress increase of the curved surface display screen due to the structural deformation is avoided, and the local damage of the curved surface display screen due to the local stress increase is avoided.
Further, arc pressure pick-up plate includes the arc base plate, the last forced induction layer of having laid of arc base plate, forced induction layer includes the rete of circuit of having laid in the inside, a plurality of evenly distributed's of fixedly connected with pressure monitoring piece on the rete, when carrying out the expansion degree adjustment of elastic support strip, the pressure of applying display screen department is remorsed to the expansion of elastic support strip monitoring through the arc pressure pick-up plate, has sufficient expansion degree and holding power when guaranteeing that elastic support strip carries out elastic support to the display screen.
Further, the fixed strip includes the stiff end with buffer board assorted, fixedly connected with and curved surface display screen body assorted flexible cladding strip on the stiff end, flexible cladding strip flexible transparent material makes, wraps up the side of display screen through flexible cladding strip, realizes the protection to the display screen side.
Further, the specific operation of adjusting the expansion degree of the elastic air bag in the step S3 is as follows: and (3) filling inert gas into one elastic air bag, stopping filling the air until the pressure of the hollow expansion strip on the arc-shaped pressure detection plate reaches a set value after the hollow expansion strip is expanded, and filling the same amount of inert gas into other elastic support strips after the air filling amount is calculated.
Further, the flexible connecting band is made of flexible materials, the hollow expansion strip is made of elastic materials, the one-way air valves are arranged at the front end and the rear end of the hollow expansion strip, and the fixing strip is fixedly connected with one end, far away from the flexible connecting band, of the hollow expansion strip.
Further, the lower extreme fixedly connected with of sealed lid is with curved surface display screen bulk phase-match spacing area, the both ends of spacing area are respectively with two flexible cladding strip fixed connection.
Further, the hollow bag is internally stored with low-viscosity heat-conducting glue, and the hollow bag is in grid distribution, the support columns are T-shaped rubber columns, and the T-shaped support columns extrude the heat-conducting glue to gather towards the middle part of the hollow bag after being pressed, so that the expanded hollow bag can pressurize the flexible connecting belt, and the pressure monitoring belt at the other side of the flexible connecting belt is pressed.
Further, the LED display screen capable of being bent greatly and the processing technology thereof comprise a control system, wherein the control system comprises a processor arranged in a sealing cover, and a plurality of pressure monitoring belts and micro electric push rods are electrically connected with the processor.
Further, a plurality of fixing bolts are connected between the supporting plate and the fixing strip.
Further, one end of the supporting plate, which is far away from the curved surface display screen main body, is fixedly connected with a boss, and a mounting plate is fixedly connected to the boss.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) According to the scheme, the curved surface display screen can be elastically supported at multiple points through the elastic supporting strips, and the expansion degree of the elastic supporting strips can be timely reduced when a mechanism for supporting the display screen is deformed, so that the elastic supporting strips adapt to structural deformation, the local stress increase of the curved surface display screen due to the structural deformation is avoided, and the local damage of the curved surface display screen due to the local stress increase is avoided.
(2) The arc pressure detection plate comprises an arc base plate, a pressure sensing layer is paved on the arc base plate, the pressure sensing layer comprises a film layer of which the circuit is paved inside, a plurality of evenly distributed pressure monitoring sheets are fixedly connected to the film layer, and the specific operation of the expansion degree adjustment of the elastic air bag in the step S3 is that: and (3) filling inert gas into one elastic air bag until the pressure of the hollow expansion strip to the arc pressure detection plate reaches a set value after the expansion of the hollow expansion strip, and then filling the same amount of inert gas into other elastic support strips after the calculation of the inflation quantity.
(3) The hollow bag is internally stored with low-viscosity heat-conducting glue, and the hollow bag is in grid distribution, the support columns are T-shaped rubber columns, and the T-shaped support columns extrude the heat-conducting glue to gather towards the middle part of the hollow bag after being pressed, so that the expanded hollow bag can pressurize the flexible connecting belt, and the pressure monitoring belt at the other side of the flexible connecting belt is pressed.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a perspective view of the elastic support bar of the present invention;
FIG. 4 is a top cross-sectional view of the present invention;
FIG. 5 is a schematic diagram of the structure shown at A in FIG. 4;
FIG. 6 is a schematic diagram of the structure at B in FIG. 4;
FIG. 7 is a side cross-sectional view of the present invention;
fig. 8 is a schematic diagram of the structure at C in fig. 7.
The reference numerals in the figures illustrate:
the display screen comprises a curved surface display screen main body 1, a fixing strip 2, a sealing cover 3, a supporting plate 4, an elastic supporting strip 5, a flexible connecting band 501, a hollow expansion strip 502, an elastic air bag 503, a buffer plate 6, a pressure monitoring band 7, a wire guide plate 701 and a pressure sensing sheet 702.
Detailed Description
The technical scheme of embodiment 1 will be clearly and completely described with reference to the disclosed drawings, so that the purposes, technical scheme and beneficial effects of the disclosed embodiment are more clear. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.
Unless otherwise defined, technical or scientific terms used in this disclosure should be given the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure pertains. The terms "first," "second," and the like, as used in this disclosure, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" and the like means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof without precluding other elements or items. "upper", "lower", "inner", "outer", etc. are used merely to denote relative positional relationships, which may also change accordingly when the absolute position of the object to be described changes.
Examples:
referring to fig. 1-4, a greatly curved LED display screen and a processing technology thereof, the LED display screen comprises a curved display screen main body 1, two ends of the curved display screen main body 1 are fixedly connected with fixing strips 2, each fixing strip 2 comprises a fixing end 201 matched with a buffer plate 6, a flexible coating strip 202 matched with the curved display screen main body 1 is fixedly connected to the fixing ends 201, the flexible coating strip 202 is made of flexible transparent materials, the side edges of the display screen are coated by the flexible coating strip 202, the side edges of the display screen are protected, a supporting plate 4 is arranged on the concave surface side of the curved display screen main body 1, sealing covers 3 are fixedly connected to the upper end and the lower end of the curved display screen main body 1, a pair of supporting plates 4 and the sealing covers 3 are connected between the pair of fixing strips 2, a plurality of uniformly distributed elastic supporting strips 5 are fixedly connected to the supporting plates 4, a boss is fixedly connected to one end of the supporting plates 4 far away from the curved display screen main body 1, and a mounting plate is fixedly connected to the boss.
Referring to fig. 3 and 5, the elastic support bar 5 includes a flexible connection strap 501, two ends of the flexible connection strap 501 are fixedly connected with hollow expansion straps 502, a unidirectional air valve is installed at front and rear ends of the hollow expansion straps 502, an elastic air bag 503 is fixedly connected in the hollow expansion straps 502, the flexible connection strap 501 is made of flexible material, the hollow expansion straps 502 are made of elastic material, the unidirectional air valve is installed at front and rear ends of the hollow expansion straps 502, and one end of the hollow expansion straps 502 far away from the flexible connection strap 501 is fixedly connected with a fixing strap 504.
Referring to fig. 5-8, a pressure monitoring belt 7 matched with a flexible connection belt 501 is fixedly connected to a supporting plate 4, the pressure monitoring belt 7 comprises a wire guide plate 701, a plurality of uniformly distributed pressure sensing sheets 702 are fixedly connected to the wire guide plate 701, one end of a curved display screen main body 1, which is close to the supporting plate 4, is fixedly connected with a buffer plate 6 matched with an elastic supporting bar 5, the buffer plate 6 comprises a fixing frame 601, a plurality of uniformly distributed hollow bags 602 are fixedly connected to the fixing frame 601, two ends of the hollow bags 602 are fixedly connected with supporting columns 603 matched with the hollow expansion strips 502, low-viscosity heat conducting glue is stored in the hollow bags 602, the hollow bags 602 are distributed in a grid mode, the supporting columns 603 are T-shaped rubber columns, and the T-shaped supporting columns 603 extrude the heat conducting glue to gather towards the middle of the hollow bags 602 after being pressed, so that the expanded hollow bags 602 can pressurize the flexible connection belt 501, and the pressure monitoring belt 7 at the other side of the flexible connection belt 501 is pressed; the sealing cover 3 comprises a ventilation shell 301, the bottom end of the ventilation shell 301 is fixedly connected with a micro-electric push rod 302 matched with the elastic support bar 5, the power output end of the micro-electric push rod 302 is fixedly connected with the lower end of a guiding pipe sealing cover 3 matched with the one-way air valve, the lower end of the guiding pipe sealing cover 3 is fixedly connected with a limiting belt matched with the curved surface display screen main body 1, and two ends of the limiting belt are respectively fixedly connected with two flexible coating strips 202;
a processing technology for bending an LED display screen greatly comprises the following steps of;
s1, firstly, installing an elastic support bar 5 on a support plate 4 to enable a flexible connecting belt 501 to be matched with a pressure monitoring belt 7 on the support plate 4;
s2, mounting fixing strips 2 at two ends of a supporting plate 4, clamping an arc-shaped pressure detection plate matched with the radian of a curved display screen main body 1 between the pair of fixing strips 2, wherein the arc-shaped pressure detection plate comprises an arc-shaped base plate, a pressure sensing layer is paved on the arc-shaped base plate and comprises a film layer with a circuit paved inside, a plurality of uniformly distributed pressure monitoring sheets are fixedly connected to the film layer, when the expansion degree of an elastic supporting strip 5 is adjusted, the pressure applied to the display screen by the expansion of the elastic supporting strip 5 is monitored through the arc-shaped pressure detection plate, and the elastic supporting strip 5 is ensured to have enough expansion degree and supporting force when elastically supporting the display screen;
s3, inflating and adjusting the expansion degree of the elastic air bag 503 until the pressure of the elastic air bag 503 to the arc pressure detection plate reaches a set value, and specifically adjusting the expansion degree of the elastic air bag 503: filling inert gas into one elastic air bag 503 until the pressure of the arc pressure detection plate reaches a set value after the hollow expansion strip 502 is expanded, stopping filling the inert gas, and filling the same amount of inert gas into other elastic support strips 5 after calculating the filling amount;
s4, after the arc pressure detection plate between the pair of fixing strips 2 is disassembled, the buffer plate 6 is adhered and fixed with the curved display screen main body 1, and then the pair of fixing strips 2 are clamped and fixed with the curved display screen main body 1 and the buffer plate 6, so that the elastic support strips 5 on the support plate 4 are attached to the buffer plate 6;
s5, finally, sealing covers 3 matched with the fixing strips 2 are arranged at the two ends of the upper limit of the curved display screen main body 1, and the supporting plate 4 and the sealing covers 3 are electrically connected.
The utility model provides a crooked LED display screen by a wide margin, includes a control system, and control system includes the treater of installing in sealed lid 3, and a plurality of pressure monitoring area 7 and little electric putter 302 all are connected with the treater electricity.
In a normal use state, the curved display screen main body 1 is fixed by the pair of fixing strips 2 and the sealing cover 3, and the curved display screen main body 1 is elastically supported by the plurality of elastic supporting strips 5 on the sealing cover 3 at multiple points, so that the stress on the supported part of the back surface of the curved display screen is uniform;
after the sealing cover 3 is stressed, the elastic supporting bar 5 at the position is used for locally transmitting deformation, the acting force of the elastic supporting bar 5 at the position on the curved display screen main body 1 is increased, at the moment, the elastic supporting bar 5 at the deformation position is used for pressurizing the supporting column 603, so that the supporting column 603 pushes the hollow bag 602 to deform and bulge towards the middle part, when the hollow bag 602 bulges to the position of the flexible connecting belt 501 and pressurizes the flexible connecting belt 501, the pressure sensing piece 702 on the pressure monitoring belt 7 is pressed to send out an electric signal to the processor, when the pressure sensing piece 702 which sends out the electric signal exceeds a set value, the deformation area on the supporting plate 4 is judged to be excessively deformed, at the moment, the elastic supporting bar 5 at the position corresponding to the pressure sensing piece 702 which marks the electric signal is sent out works, the micro electric pushing bar 302 on the elastic supporting bar 5 is opened, the gas in the elastic supporting bar 5 is released, the elastic supporting bar 5 is contracted, when the pressure sensing piece 702 stops sending out the electric signal, the micro electric pushing bar 302 is controlled to reset, at the moment, the deformation position is adjusted to the elastic supporting force of the display screen.
According to the scheme, the curved display screen can be elastically supported at multiple points through the elastic supporting strips 5, and the expansion degree of the elastic supporting strips 5 can be timely reduced when a mechanism for supporting the display screen is deformed, so that the elastic supporting strips 5 adapt to structural deformation, local stress increase of the curved display screen due to the structural deformation is avoided, and local damage of the curved display screen due to the local stress increase is avoided.
The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.
Claims (8)
1. The utility model provides a crooked LED display screen by a wide margin, includes curved surface display screen main part (1), its characterized in that: the two ends of the curved display screen main body (1) are fixedly connected with fixing strips (2), the fixing strips (2) comprise fixing ends (201) matched with the buffer plate (6), flexible cladding strips (202) matched with the curved display screen main body (1) are fixedly connected to the fixing ends (201), and the flexible cladding strips (202) are made of flexible transparent materials;
the concave side of the curved surface display screen main body (1) is provided with a supporting plate (4), the upper end and the lower end of the curved surface display screen main body (1) are fixedly connected with sealing covers (3), a pair of the supporting plates (4) and the sealing covers (3) are connected between a pair of fixing strips (2), a plurality of uniformly distributed elastic supporting strips (5) are fixedly connected on the supporting plate (4), the elastic supporting strips (5) comprise flexible connecting strips (501), the two ends of the flexible connecting strips (501) are fixedly connected with hollow expansion strips (502), the front end and the rear end of each hollow expansion strip (502) are provided with one-way air valves, the hollow expansion strip (502) is internally fixedly connected with an elastic air bag (503), the supporting plate (4) is fixedly connected with a pressure monitoring belt (7) matched with the flexible connecting belt (501), the pressure monitoring belt (7) comprises a wire guide plate (701), a plurality of uniformly distributed pressure sensing sheets (702) are fixedly connected with the wire guide plate (701), one end, close to the supporting plate (4), of the curved surface display screen main body (1) is fixedly connected with a buffer plate (6) matched with the elastic supporting bar (5), the buffer plate (6) comprises a fixing frame (601), a plurality of uniformly distributed hollow bags (602) are fixedly connected with the fixing frame (601), the two ends of the hollow bag (602) are fixedly connected with support columns (603) matched with the hollow expansion strips (502), the sealing cover (3) comprises a ventilation shell (301), the bottom end of the ventilation shell (301) is fixedly connected with a micro-electric push rod (302) matched with the elastic support strip (5), and the power output end of the micro-electric push rod (302) is fixedly connected with a guide pipe matched with the unidirectional air valve; the flexible connecting belt (501) is made of flexible materials, the hollow expansion strip (502) is made of elastic materials, the front end and the rear end of the hollow expansion strip (502) are provided with one-way air valves, and one end, far away from the flexible connecting belt (501), of the hollow expansion strip (502) is fixedly connected with a fixing strip;
the processing technology is as follows;
s1, firstly, an elastic support bar (5) is arranged on a support plate (4) to enable a flexible connecting belt (501) to be matched with a pressure monitoring belt (7) on the support plate (4);
s2, mounting fixing strips (2) at two ends of a supporting plate (4), and clamping an arc-shaped pressure detection plate matched with the radian of the curved display screen main body (1) between the pair of fixing strips (2);
s3, inflating and adjusting the expansion degree into the elastic air bag (503) until the pressure of the elastic air bag (503) to the arc pressure detection plate reaches a set value;
s4, after the arc pressure detection plate between the pair of fixing strips (2) is disassembled, the buffer plate (6) is adhered and fixed with the curved display screen main body (1), and then the pair of fixing strips (2) is clamped and fixed with the curved display screen main body (1) and the buffer plate (6), so that the elastic support strips (5) on the support plate (4) are attached to the buffer plate (6);
s5, finally, sealing covers (3) matched with the fixing strips (2) are arranged at the upper end and the lower end of the curved display screen main body (1), and the supporting plate (4) is in butt joint with the sealing covers (3).
2. The substantially curved LED display of claim 1, wherein: the arc pressure detection plate comprises an arc base plate, a pressure sensing layer is paved on the arc base plate, the pressure sensing layer comprises a film layer of which the circuit is paved inside, and a plurality of uniformly distributed pressure monitoring sheets are fixedly connected to the film layer.
3. The substantially curved LED display of claim 1, wherein: the specific operation of the expansion degree adjustment of the elastic air bag (503) in the step S3 is as follows: and (3) filling inert gas into one elastic air bag (503), stopping filling the air until the pressure of the hollow expansion strip (502) on the arc pressure detection plate reaches a set value after the hollow expansion strip is expanded, and filling the same amount of inert gas into other elastic support strips (5) after the air filling amount is calculated.
4. The substantially curved LED display of claim 1, wherein: the lower extreme fixedly connected with of sealed lid (3) is with curved surface display screen main part (1) assorted spacing area, the both ends of spacing area are respectively with two flexible cladding strip (202) fixed connection.
5. The substantially curved LED display of claim 1, wherein: the hollow bag (602) is internally stored with low-viscosity heat-conducting glue, the hollow bags (602) are distributed in a grid mode, and the support columns (603) are T-shaped rubber columns.
6. The substantially curved LED display of claim 1, wherein: the pressure monitoring device comprises a control system, wherein the control system comprises a processor arranged in a sealing cover (3), and a plurality of pressure monitoring belts (7) and micro electric push rods (302) are electrically connected with the processor.
7. The substantially curved LED display of claim 1, wherein: a plurality of fixing bolts are connected between the supporting plate (4) and the fixing strip (2).
8. The substantially curved LED display of claim 1, wherein: one end of the supporting plate (4) far away from the curved surface display screen main body (1) is fixedly connected with a boss, and the boss is fixedly connected with a mounting plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210481156.0A CN114898672B (en) | 2022-05-05 | 2022-05-05 | LED display screen capable of being bent greatly and processing technology thereof |
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| CN202210481156.0A CN114898672B (en) | 2022-05-05 | 2022-05-05 | LED display screen capable of being bent greatly and processing technology thereof |
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| CN114898672B true CN114898672B (en) | 2023-11-03 |
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| CN113450647A (en) * | 2021-06-23 | 2021-09-28 | 北京京东方显示技术有限公司 | Display device and display apparatus |
| CN216435351U (en) * | 2021-12-15 | 2022-05-03 | 深圳市乐见智显科技有限公司 | Special-shaped curved surface display screen |
| CN114267252A (en) * | 2021-12-28 | 2022-04-01 | 武汉天马微电子有限公司 | Flexible display panel |
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