CN112863381A - Flip transparent rollable flexible film LED display screen - Google Patents
Flip transparent rollable flexible film LED display screen Download PDFInfo
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- CN112863381A CN112863381A CN202110061024.8A CN202110061024A CN112863381A CN 112863381 A CN112863381 A CN 112863381A CN 202110061024 A CN202110061024 A CN 202110061024A CN 112863381 A CN112863381 A CN 112863381A
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- air bag
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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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- 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
- G09F9/301—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 flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
Abstract
An inverted transparent rollable soft film LED display screen comprises an inverted host, a first rotating shaft, a winding roller, a first cylinder, a screw, a baffle, a supporting plate, a second cylinder, an air bag, an inflation bag, a pressure rod and a soft film screen; the first rotating shaft is arranged on the inner side of the bottom of the inverted host; the winding roller is arranged on the first rotating shaft; the first cylinder is arranged on the inner side of the top of the wind-up roll, and a second strip-shaped groove is formed in the first cylinder; the screw is matched with the threaded hole, and the bottom of the screw is inserted into the first cylinder; the baffle is horizontally arranged on the screw rod; the second cylinder is arranged on the supporting plate; the air bag is arranged in the second cylinder body, and an air hose is arranged on the air bag and connected with the inflatable bag; the pressure lever is arranged at the bottom of the screw rod, and the bottom of the pressure lever is contacted with the air bag; the soft film screen is connected with the wind-up roll. According to the invention, even after the rolling is finished, the soft membrane screen is prevented from loosening due to the fact that the pressure is always applied to the soft membrane screen due to the existence of the inflatable bag, and meanwhile, the rolling operation is simple and the occupied space is small.
Description
Technical Field
The invention relates to the technical field of display screens, in particular to an LED display screen with an inverted transparent rollable flexible film.
Background
Although LED display has the advantages of high response speed, high dimensional freedom and the like compared with other display modes, in the aspect of touch screen technology, the difficulty of touch interaction of the LED display screen is obviously higher than that of other technologies, the LED display screen is packaged by adopting the flip-chip technology at present, because the flip-chip technology directly bonds a light-emitting chip with a bonding pad of a PCB (printed circuit board), and a solderless packaging process is adopted, the welding area is from point to surface, welding points are reduced while the welding area is increased, the product performance is more stable, meanwhile, the display screen is made into transparent soft film, the transparent soft film does not influence light transmission, can normally display pictures, can be rolled when not in use, the occupied area is reduced, and the advantages are numerous, but due to the characteristics of flexible materials and variability during storage, the soft film layer after use is easy to be separated from a circuit layer when being stored for a long time and in a loose state, resulting in delamination cracks and ultimately internal screen damage.
The invention provides a reverse-mounted transparent rollable soft film LED display screen adopting a pressurizing veneering principle, a wind-up roller is driven to rotate by a built-in motor, the soft film screen is pressed by a veneering component in a veneering mechanism when entering, then a pulling component is linked, descaling cotton on the inner side of a movable plate is dragged to perform veneering cleaning on the surface of the soft film screen, in addition, the extrusion of a pressurizing rubber sleeve is matched in the veneering cleaning process, dragging force is generated in the soft film screen rolling process, the layered glue failure caused by long-term rolling of the soft film screen is avoided, the service life and the aesthetic effect of the soft film screen are improved, but the tensioning and tightening of the soft film screen are realized by the local extrusion of the pressurizing rubber sleeve in the patent, the soft film screen can not be ensured to be always in a tensioning state in the placing process after the tightening is finished, the possibility of looseness exists, and the glue failure of the soft film layer and the circuit layer is caused, the inside of the screen is damaged, and the motor is arranged in the screen, so that the size of the host hung upside down is increased, and the occupied space is increased.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides the inverted transparent rollable soft film LED display screen, even after rolling is finished, pressure is always applied to the soft film screen due to the existence of the inflatable bag, the soft film screen is prevented from being loosened to cause glue separation between a soft film layer and a circuit layer, so that a layering crack is prevented, the internal damage of the screen is finally caused, meanwhile, the rolling operation is simple, a motor is not required to be arranged, the size of an inverted host is reduced, and the occupied space is reduced.
(II) technical scheme
The invention provides an inverted transparent rollable soft film LED display screen which comprises an inverted host, a first rotating shaft, a winding roller, a first cylinder, a screw, a baffle, a supporting plate, a second cylinder, an air bag, an inflation bag, a pressure rod and a soft film screen, wherein the inverted host is connected with the first rotating shaft;
the inverted host is of a cavity columnar structure, and a power supply interface is arranged on the inverted host; the first rotating shaft is vertically and rotatably arranged on the inner side of the bottom of the inverted host; the winding roller is vertically arranged on the first rotating shaft, the winding roller and the first rotating shaft are coaxially arranged, the winding roller is positioned in the inverted host, and a vertical through hole is formed in the top of the winding roller; the first cylinder is vertically arranged on the inner side of the top of the winding roller, a vertical second strip-shaped groove is formed in the first cylinder, and openings are formed in the outer peripheral wall of the first cylinder by the second strip-shaped groove; a vertical threaded hole is formed in the top of the inverted host, the screw is matched with the threaded hole, a knob is horizontally arranged at the top of the screw, and the bottom of the screw penetrates through the threaded hole and the through hole to be inserted into the first cylinder; the baffle is horizontally arranged on the screw and penetrates through the second strip-shaped groove in a matched mode to extend into a position between the first cylinder and the winding roller; the supporting plate is horizontally arranged on the inner wall of the winding roller and is positioned below the first cylinder; the second cylinder is vertically arranged on the supporting plate, is coaxially arranged with the first cylinder, and is positioned below the first cylinder; the air bag is arranged in the second cylinder body, the air bag is elastic recovery type, the air bag is provided with an air hose, the air hose penetrates through the second cylinder body and the winding roller to be connected with the air bag, the air bag is uniformly sleeved on the outer peripheral wall of the winding roller, the air bag does not form an annular loop, and two ends of the air bag are respectively positioned at two sides of the soft film screen; the pressing rod is vertically arranged at the bottom of the screw rod, the bottom of the pressing rod is inserted into the second cylinder in a matched mode, and the bottom of the pressing rod is contacted with the air bag; the right end of the inverted hanging host is provided with a vertical first strip-shaped groove, one end of the soft film screen is connected with the winding roller, the other end of the soft film screen penetrates through the first strip-shaped groove and extends into the outside of the inverted hanging host, and the inverted hanging host is electrically connected with the left end of the soft film screen; the inverted host is internally provided with a pressure assembly which clamps the soft membrane screen from two sides of the soft membrane screen, the pressure assembly compresses the soft membrane screen in a rotating descending state of the screw rod, and the pressure assembly relieves the pressure on the soft membrane screen in a rotating ascending state of the screw rod.
Preferably, the pressure assembly comprises a first gear, a second rotating shaft and a sliding plate; the first gear is horizontally arranged on the screw, the axis of the first gear is overlapped with the axis of the screw, and the first gear is positioned between the top of the winding roller and the top of the inverted host; the second gear is in key connection with a second rotating shaft, the second gear is meshed with the first gear, the thickness of the second gear is smaller than that of the first gear, and the second rotating shaft is vertical and is rotatably arranged on the inner side of the top of the inverted host; the slide sets up two sets ofly, and two sets of slides are located the mantle screen both sides respectively, and one of them group slide and the host computer right side inner wall sliding connection of hanging upside down, and the slip direction is for being close to or keeping away from another group slide, and sets up the horizontally rack on this group slide, and the rack is perpendicular with the host computer rear side inner wall of hanging upside down, and rack and second gear engagement set up vertical elastic pressing plate on the terminal surface of slide orientation mantle screen, and under the mantle screen rolling state, two sets of elastic pressing plate compressed tightly the mantle screen.
Preferably, the winding method of the display screen comprises the following steps: s1, fixing the inverted host at a position needing to be used, and switching on an external power supply for use; s2, when the soft membrane screen needs to be rolled, rotating the knob to drive the screw rod to rotate; s3, the screw rod drives the first cylinder to rotate through the baffle, the first cylinder drives the winding roller to rotate, the winding roller drives the soft membrane screen to wind continuously, meanwhile, the screw rod drives the first gear to rotate, the first gear drives the rack to move through the second gear, the rack drives the sliding plate to be close to the soft membrane screen and applies pressure to the soft membrane screen through two groups of elastic pressing plates, the soft membrane screen is prevented from loosening in the winding process, the screw rod drives the pressing rod to move downwards synchronously, the pressing rod moves downwards to extrude the air bag to inflate the air bag, and the soft membrane screen wound on the winding roller is extruded continuously. S4, stopping rotating the knob when the soft membrane screen completely enters the inverted host, and reversely rotating the knob when the soft membrane screen needs to be used again.
Preferably, mounting plates are arranged on two sides of the inverted host, and a plurality of groups of mounting holes are formed in the mounting plates.
Preferably, the periphery of the knob is provided with an anti-slip silica gel layer.
Preferably, the bottom of the pressure lever is rotatably provided with a turntable which is in contact with the air bag.
Preferably, the elastic pressure plate is a rubber plate.
Preferably, the knob contacts with the outer side of the top of the inverted host machine when the soft film screen is completely retracted into the inverted host machine.
Preferably, a group of sliding plates in sliding connection with the inverted hanging main machine is provided with a horizontal spring, the end part of the spring is connected with the inner wall of the rear side of the inverted hanging main machine, and the spring is in a stretching state.
The technical scheme of the invention has the following beneficial technical effects: the inverted host is fixed at the position needing to be used, an external power supply is connected for use, when the soft film screen needs to be rolled, the rotary knob drives the screw to rotate, the screw drives the first cylinder to rotate through the baffle, the first cylinder drives the wind-up roll to rotate, the wind-up roll drives the soft film screen to continuously wind up, meanwhile, the pressure component compresses the soft membrane screen to prevent the soft membrane screen from loosening in the winding process, the screw rod also synchronously drives the pressure rod to move downwards, the pressure rod moves downwards to extrude the air bag to inflate the inflatable bag, and the soft membrane screen wound on the winding roller is continuously extruded, even after the rolling is finished, because the pressure is always applied to the soft film screen due to the existence of the inflatable bag, the soft film screen is prevented from loosening to cause the glue separation between the soft film layer and the circuit layer, so as to cause the delamination crack and finally cause the damage to the inside of the screen, meanwhile, the winding operation is simple, a motor is not required to be arranged, the size of the host is reduced, and the occupied space is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a flip-chip transparent rollable flexible film LED display screen according to the present invention.
Fig. 2 is a sectional view a-a of the flip-chip transparent rollable flexible film LED display screen according to the present invention.
Fig. 3 is a flowchart of a winding method of a display screen according to the present invention.
Reference numerals: 1. hanging the host upside down; 2. mounting a plate; 3. mounting holes; 4. a first rotating shaft; 5. a wind-up roll; 6. a through hole; 7. a first cylinder; 8. a second strip groove; 9. a threaded hole; 10. a screw; 11. a knob; 12. a baffle plate; 13. a support plate; 14. a second cylinder; 15. an air bag; 16. an air bag; 17. an air hose; 18. a pressure lever; 19. a turntable; 20. a soft membrane screen; 21. a first bar-shaped groove; 22. a first gear; 23. a second gear; 24. a second rotating shaft; 25. a slide plate; 26. an elastic pressure plate; 27. a spring; 28. a rack.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the flip transparent rollable soft film LED display screen provided by the present invention comprises a host 1, a first rotating shaft 4, a wind-up roll 5, a first cylinder 7, a screw 10, a baffle 12, a support plate 13, a second cylinder 14, an air bag 15, an air bag 16, a press rod 18 and a soft film screen 20;
the inverted host 1 is of a hollow cylindrical structure, and a power supply interface is arranged on the inverted host 1; the first rotating shaft 4 is vertically and rotatably arranged on the inner side of the bottom of the inverted host 1; the winding roller 5 is vertically arranged on the first rotating shaft 4, the winding roller 5 and the first rotating shaft 4 are coaxially arranged, the winding roller 5 is positioned in the inverted host 1, and a vertical through hole 6 is formed in the top of the winding roller 5; the first cylinder 7 is vertically arranged on the inner side of the top of the winding roller 5, a vertical second strip-shaped groove 8 is formed in the first cylinder 7, and openings are formed in the second strip-shaped groove 8 on the inner peripheral wall and the outer peripheral wall of the first cylinder 7; the top of the inverted host 1 is provided with a vertical threaded hole 9, a screw 10 is matched with the threaded hole 9, the top of the screw 10 is horizontally provided with a knob 11, and the bottom of the screw 10 penetrates through the threaded hole 9 and the through hole 6 to be inserted into the first barrel 7; the baffle 12 is horizontally arranged on the screw 10, and the baffle 12 penetrates through the second strip-shaped groove 8 in a matched mode and extends into a space between the first cylinder 7 and the winding roller 5; the supporting plate 13 is horizontally arranged on the inner wall of the winding roller 5, and the supporting plate 13 is positioned below the first cylinder 7; the second cylinder 14 is vertically arranged on the support plate 13, the second cylinder 14 is coaxially arranged with the first cylinder 7, and the second cylinder 14 is positioned below the first cylinder 7; the air bag 15 is arranged in the second cylinder 14, the air bag 15 is elastic recovery type, the air bag 15 is provided with an air hose 17, the air hose 17 penetrates through the second cylinder 14 and the winding roller 5 to be connected with an air bag 16, the air bag 16 is uniformly sleeved on the outer peripheral wall of the winding roller 5, the air bag 16 does not form an annular loop, and two ends of the air bag 16 are respectively positioned at two sides of the soft membrane screen 20; the compression bar 18 is vertically arranged at the bottom of the screw 10, the bottom of the compression bar 18 is inserted into the second cylinder 14 in a matching way, and the bottom of the compression bar 18 is contacted with the air bag 15; the right end of the inverted host 1 is provided with a vertical first strip-shaped groove 21, one end of the soft film screen 20 is connected with the winding roller 5, the other end of the soft film screen 20 penetrates through the first strip-shaped groove 21 and extends into the outside of the inverted host 1, and the inverted host 1 is electrically connected with the left end of the soft film screen 20; the inverted host 1 is internally provided with pressure components which clamp the soft membrane screen 20 from two sides, the pressure components compress the soft membrane screen 20 when the screw 10 rotates to descend, and the pressure components relieve the pressure on the soft membrane screen 20 when the screw 10 rotates to ascend.
In the invention, an inverted host 1 is fixed at a position to be used, an external power supply is connected for use, when a soft membrane screen 20 needs to be rolled, a rotary knob 11 drives a screw rod 10 to rotate, the screw rod 10 drives a first cylinder 7 to rotate through a baffle 12, the first cylinder 7 drives a rolling roller 5 to rotate, the rolling roller 5 drives the soft membrane screen 20 to roll continuously, meanwhile, a pressure assembly compresses the soft membrane screen 20 to prevent the soft membrane screen 20 from loosening in the rolling process, the screw rod 10 also synchronously drives a pressure rod 18 to move downwards, the pressure rod 18 moves downwards to extrude an air bag 15 to inflate the air bag 16, and the soft membrane screen 20 rolled on the rolling roller 5 is continuously extruded, even after the rolling is finished, because the pressure is always applied to the soft membrane screen 20 by the air bag 16, the soft membrane screen 20 is prevented from loosening to cause glue separation between a soft membrane layer and a circuit layer, so that a layering crack is caused, and the internal damage of a screen, meanwhile, the winding operation is simple, a motor is not required to be arranged, the size of the host is reduced, and the occupied space is reduced.
In an alternative embodiment, the pressure assembly comprises a first gear 22, a second gear 23, a second rotating shaft 24 and a slide plate 25; the first gear 22 is horizontally arranged on the screw 10, the axis of the first gear 22 is overlapped with the axis of the screw 10, and the first gear 22 is positioned between the top of the winding roller 5 and the top of the inverted host 1; the second gear 23 is in key connection with a second rotating shaft 24, the second gear 23 is meshed with the first gear 22, the thickness of the second gear 23 is smaller than that of the first gear 22, and the second rotating shaft 24 is vertically and rotatably arranged on the inner side of the top of the inverted host 1; the two groups of sliding plates 25 are arranged, the two groups of sliding plates 25 are respectively positioned at two sides of the soft membrane screen 20, one group of sliding plates 25 is in sliding connection with the inner wall of the right side of the inverted host 1, the sliding direction is close to or far away from the other group of sliding plates 25, a horizontal rack 28 is arranged on the group of sliding plates 25, the rack 28 is perpendicular to the inner wall of the rear side of the inverted host 1, the rack 28 is meshed with the second gear 23, a vertical elastic pressing plate 26 is arranged on the end face, facing the soft membrane screen 20, of each sliding plate 25, and the two groups of elastic pressing plates 26 tightly press the soft membrane screen 20 in a; the screw 10 drives the first gear 22 to rotate, the first gear 22 drives the rack 28 to move through the second gear 23, the rack 28 drives the sliding plate 25 to be close to the soft membrane screen 20 and applies pressure to the soft membrane screen 20 through the two groups of elastic pressing plates 26, the soft membrane screen 20 is always in a tensioning state in the rolling process, and the soft membrane screen 20 is prevented from being loosened.
In an optional embodiment, the winding method of the display screen comprises the following steps:
s1, fixing the inverted host 1 at a position needing to be used, and switching on an external power supply for use;
s2, when the soft membrane screen 20 needs to be rolled, the knob 11 is rotated to drive the screw rod 10 to rotate;
s3, the screw 10 drives the first cylinder 7 to rotate through the baffle 12, the first cylinder 7 drives the wind-up roll 5 to rotate, the wind-up roll 5 drives the soft membrane screen 20 to roll up continuously, meanwhile, the screw 10 drives the first gear 22 to rotate, the first gear 22 drives the rack 28 to move through the second gear 23, the rack 28 drives the sliding plate 25 to be close to the soft membrane screen 20 and applies pressure to the soft membrane screen 20 through the two groups of elastic pressing plates 26, the soft membrane screen 20 is prevented from loosening in the rolling process, the screw 10 also drives the pressing rod 18 to move downwards synchronously, the pressing rod 18 moves downwards to extrude the air bag 15 to inflate the inflating bag 16, and the soft membrane screen 20 rolled on the wind-up roll 5 is extruded continuously.
S4, the soft membrane screen 20 completely enters the inverted host 1 to stop rotating the knob 11, and when the soft membrane screen needs to be used again, the knob 11 is rotated reversely; in the winding process, the pressure assembly automatically compresses the soft membrane screen 20, the soft membrane screen 20 is kept tensioned, meanwhile, the air bag 15 is compressed, the air bag 16 is inflated to ensure that the soft membrane screen 20 is always in a tensioned state after the winding is finished, and the soft membrane layer and the circuit layer are prevented from being separated from glue.
In an optional embodiment, mounting plates 2 are arranged on two sides of the inverted host 1, and a plurality of groups of mounting holes 3 are formed in the mounting plates 2; the installation of the inverted host 1 is convenient.
In an optional embodiment, the knob 11 is provided with an anti-slip silica gel layer on the periphery; rotation of the knob 11 is facilitated.
In an alternative embodiment, a rotary disc 19 is rotatably arranged at the bottom of the pressure lever 18, and the rotary disc 19 is in contact with the air bag 15; reducing the friction between the strut 18 and the bladder 15.
In an alternative embodiment, the resilient pressure plate 26 is a rubber plate; the rubber plate has good elasticity and soft texture, does not damage the soft membrane screen 20, and can apply pressure to the soft membrane screen 20.
In an alternative embodiment, in the state that the soft membrane screen 20 is completely retracted into the host 1, the knob 11 is in contact with the outer side of the top of the host 1; the degree of rotation is conveniently controlled.
In an alternative embodiment, a group of sliding plates 25 connected with the hanging-upside down main machine 1 in a sliding way is provided with a horizontal spring 27, the end part of the spring 27 is connected with the inner wall of the back side of the hanging-upside down main machine 1, and the spring 27 is in a stretching state; facilitating the rapid return of the rack 28 into engagement with the second gear 23.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. An inverted transparent rollable soft film LED display screen is characterized by comprising an inverted host (1), a first rotating shaft (4), a winding roller (5), a first cylinder (7), a screw (10), a baffle (12), a supporting plate (13), a second cylinder (14), an air bag (15), an inflatable bag (16), a pressure rod (18) and a soft film screen (20);
the inverted host (1) is of a hollow cylindrical structure, and a power supply interface is arranged on the inverted host (1); the first rotating shaft (4) is vertically and rotatably arranged on the inner side of the bottom of the inverted host (1); the winding roller (5) is vertically arranged on the first rotating shaft (4), the winding roller (5) and the first rotating shaft (4) are coaxially arranged, the winding roller (5) is positioned in the inverted host (1), and a vertical through hole (6) is formed in the top of the winding roller (5); the first cylinder (7) is vertically arranged on the inner side of the top of the winding roller (5), a vertical second strip-shaped groove (8) is formed in the first cylinder (7), and openings are formed in the second strip-shaped groove (8) on the inner peripheral wall and the outer peripheral wall of the first cylinder (7); a vertical threaded hole (9) is formed in the top of the inverted host (1), a screw rod (10) is matched with the threaded hole (9), a knob (11) is horizontally arranged on the top of the screw rod (10), and the bottom of the screw rod (10) penetrates through the threaded hole (9) and the through hole (6) and is inserted into the first barrel (7); the baffle (12) is horizontally arranged on the screw (10), and the baffle (12) penetrates through the second strip-shaped groove (8) in a matched mode to stretch into a space between the first cylinder (7) and the winding roller (5); the supporting plate (13) is horizontally arranged on the inner wall of the winding roller (5), and the supporting plate (13) is positioned below the first cylinder (7); the second cylinder (14) is vertically arranged on the supporting plate (13), the second cylinder (14) and the first cylinder (7) are coaxially arranged, and the second cylinder (14) is positioned below the first cylinder (7); the air bag (15) is arranged in the second cylinder (14), the air bag (15) is elastic recovery type, the air bag (15) is provided with a ventilation hose (17), the ventilation hose (17) penetrates through the second cylinder (14) and the winding roller (5) to be connected with the air bag (16), the air bag (16) is uniformly sleeved on the outer peripheral wall of the winding roller (5), the air bag (16) does not form an annular loop, and two ends of the air bag (16) are respectively positioned at two sides of the soft membrane screen (20); the pressure lever (18) is vertically arranged at the bottom of the screw rod (10), the bottom of the pressure lever (18) is inserted into the second cylinder (14) in a matching way, and the bottom of the pressure lever (18) is contacted with the air bag (15); a vertical first strip-shaped groove (21) is formed in the right end of the inverted host (1), one end of the soft film screen (20) is connected with the winding roller (5), the other end of the soft film screen (20) penetrates through the first strip-shaped groove (21) and extends into the outside of the inverted host (1), and the inverted host (1) is electrically connected with the left end of the soft film screen (20); the inverted host (1) is internally provided with pressure components which clamp the soft membrane screen (20) from two sides of the soft membrane screen, the pressure components compress the soft membrane screen (20) in a rotating descending state of the screw (10), and the pressure components relieve the pressure on the soft membrane screen (20) in a rotating ascending state of the screw (10).
2. The flip-chip transparent rollable film LED display screen according to claim 1, wherein the pressure assembly includes a first gear (22), a second gear (23), a second rotating shaft (24), and a slider (25); the first gear (22) is horizontally arranged on the screw (10), the axis of the first gear (22) is overlapped with the axis of the screw (10), and the first gear (22) is positioned between the top of the winding roller (5) and the top of the inverted host (1); the second gear (23) is in key connection with the second rotating shaft (24), the second gear (23) is meshed with the first gear (22), the thickness of the second gear (23) is smaller than that of the first gear (22), and the second rotating shaft (24) is vertically and rotatably arranged on the inner side of the top of the inverted host (1); slide (25) set up two sets ofly, two sets of slides (25) are located mantle screen (20) both sides respectively, wherein a set of slide (25) and hang host computer (1) right side inner wall sliding connection upside down, the slip direction is for being close to or keeping away from another group slide (25), and set up horizontally rack (28) on this group slide (25), rack (28) are perpendicular with hang host computer (1) rear side inner wall upside down, rack (28) and second gear (23) meshing, slide (25) set up vertical elastic pressing plate (26) on the terminal surface of mantle screen (20), under mantle screen (20) rolling state, two sets of elastic pressing plate (26) compress tightly mantle screen (20).
3. The flip-chip transparent rollable flexible film LED display screen according to claim 1 or 2, wherein the rolling method of the display screen comprises the following steps:
s1, fixing the inverted host (1) at a position needing to be used, and switching on an external power supply for use;
s2, when the soft membrane screen (20) needs to be rolled, the rotary knob (11) drives the screw rod (10) to rotate;
s3, the screw (10) drives the first barrel (7) to rotate through the baffle (12), the first barrel (7) drives the winding roller (5) to rotate, the winding roller (5) drives the soft membrane screen (20) to be wound continuously, meanwhile, the screw (10) drives the first gear (22) to rotate, the first gear (22) drives the rack (28) to move through the second gear (23), the rack (28) drives the sliding plate (25) to be close to the soft membrane screen (20) and applies pressure to the soft membrane screen (20) through the two groups of elastic pressing plates (26), the soft membrane screen (20) is prevented from loosening in the winding process, the screw (10) also synchronously drives the pressing rod (18) to move downwards, the pressing rod (18) moves downwards to extrude the air bag (15) to inflate the air bag (16), and the soft membrane screen (20) wound on the winding roller (5) is extruded continuously.
S4, the soft membrane screen (20) completely enters the inverted host (1) to stop rotating the knob (11), and when the soft membrane screen needs to be used again, the knob (11) is rotated reversely.
4. The flip-chip transparent rollable flexible film LED display screen according to claim 1, wherein mounting plates (2) are arranged on two sides of the flip-chip host (1), and a plurality of groups of mounting holes (3) are formed in the mounting plates (2).
5. The flip-chip transparent rollable flexible film LED display screen according to claim 1, wherein an anti-slip silica gel layer is arranged on the periphery of the knob (11).
6. The flip-chip transparent rollable film LED display screen according to claim 1, wherein a rotary disk (19) is rotatably disposed at the bottom of the pressure bar (18), and the rotary disk (19) is in contact with the air bag (15).
7. The flip-chip transparent rollable flexible film LED display screen of claim 1, wherein the elastic pressure plate (26) is a rubber plate.
8. The flip-chip transparent rollable film LED display screen according to claim 1, wherein the film (20) is fully retracted into the host (1), and the knob (11) is in contact with the outside of the top of the host (1).
9. The flip-chip transparent rollable film LED display screen according to claim 1 or 2, wherein a group of sliding plates (25) connected with the inverted host (1) in a sliding manner are provided with horizontal springs (27), the end parts of the springs (27) are connected with the inner wall of the rear side of the inverted host (1), and the springs (27) are in a stretching state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110061024.8A CN112863381B (en) | 2021-01-18 | 2021-01-18 | Flip-chip transparent rollable flexible film LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110061024.8A CN112863381B (en) | 2021-01-18 | 2021-01-18 | Flip-chip transparent rollable flexible film LED display screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112863381A true CN112863381A (en) | 2021-05-28 |
| CN112863381B CN112863381B (en) | 2022-08-30 |
Family
ID=76006169
Family Applications (1)
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| CN202110061024.8A Active CN112863381B (en) | 2021-01-18 | 2021-01-18 | Flip-chip transparent rollable flexible film LED display screen |
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