CN218273874U

CN218273874U - Rotatory folding screen of seamless concatenation LED

Info

Publication number: CN218273874U
Application number: CN202222004084.9U
Authority: CN
Inventors: 陈剑; 牛泓博
Original assignee: Linso Culture Technology Shanghai Co Ltd
Current assignee: Linso Culture Technology Shanghai Co Ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2023-01-10
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses a rotatory folding screen of seamless concatenation LED, the mounting bracket comprises a mounting rack, the mounting bracket top is equipped with the mounting panel through the bolt, the mounting panel bottom is equipped with drive assembly, the mounting panel top is rotated and is run through there is the rotary drum, the rotary drum bottom extends to the mounting panel bottom and is equipped with gear B, the rotary drum surface is equipped with LED display screen group, gear B's position is kept away from on the rotary drum surface is equipped with the action wheel, LED display screen group top is equipped with and organizes with the action wheel at the epaxial vice driving wheel of identity level, the winding has wire rope between action wheel and the vice driving wheel group, be equipped with the direction subassembly between LED display screen group bottom and the mounting panel top, the direction subassembly includes arc guide and two slip displacement pieces. The utility model discloses a gear drive adopts wire rope tractive and direction subassembly spacing for there is not the clearance when the display screen expandes between the adjacent display screen in back, can realize laminating entirely between the adjacent display screen, prevent that the light leak from influencing and show wholeness and pleasing to the eye degree, but also be convenient for maintain, reduce cost of maintenance.

Description

Rotatory folding screen of seamless concatenation LED

Technical Field

The utility model relates to a LED folding screen technical field especially relates to a rotatory folding screen of seamless concatenation LED.

Background

After years of development, the domestic LED display screen industry tends to be personalized and customized, and under the drive of technical innovation, fierce competition and market demand change and policy, the product has higher technical content and high innovation, and subdivided products produced according to different demands of the market thrive.

Related folding screen equipment in the prior art, for example, a patent with publication number CN109812654a discloses a folding lifting advertisement machine, which comprises a folding screen group, an ornament, a lifting mechanism and a stand column, wherein the folding screen group comprises a plurality of groups of display screens connected on the side surfaces through hinges, the middle position of the lower part of each display screen is arranged on a telescopic mechanism, the telescopic mechanism drives the display screens to be folded and unfolded, and a bearing chassis arranged on a bearing chassis is arranged on the lifting mechanism; the embellishment encloses the folding screen group after folding in the centre for the tube-shape, and folding screen group, embellishment all set up on elevating system, and elevating system drives folding screen group and rises and drives the embellishment and descend and expose folding screen group simultaneously, and elevating system sets up on the stand.

The above patent has the following problems:

1. between folding screen and the screen, there is great gap, influences and shows the wholeness, and the gap light leak also reduces pleasing to the eye degree.

2. The screen folding mechanism is complex, has large size, can have large frames above or below the display surface of the LED screen, and causes the screen to occupy less space and to influence the appearance.

In addition, some existing related folding screen devices adopt rotating mechanisms, particularly adopt connecting rods and gear transmission, are greatly influenced by machining precision and assembly, and have precision errors and larger noise.

Therefore, we propose a seamless spliced LED rotary folding screen to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a seamless spliced LED rotary folding screen.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a rotatory folding screen of seamless concatenation LED, includes the mounting bracket, its characterized in that, the mounting bracket top is equipped with the mounting panel through the bolt, and is equipped with drive assembly bottom the mounting panel, the mounting panel top is rotated and is run through there is the rotary drum, and the rotary drum bottom extends to the mounting panel bottom and is equipped with gear B, the rotary drum surface is equipped with LED display screen group, the position that gear B was kept away from on the rotary drum surface is equipped with the action wheel, LED display screen group top is equipped with and organizes with the action wheel at the same epaxial vice driving wheel, and the winding has wire rope between action wheel and the vice driving wheel group, be equipped with the direction subassembly between LED display screen group bottom and the mounting panel top, and the direction subassembly includes arc guide and two slip displacement pieces.

Preferably, drive assembly includes the concave type fixed block of setting in the mounting panel bottom through the bolt, and concave type fixed block bottom is equipped with driving motor through the bolt, the driving motor output runs through and extends to the mounting panel bottom and be equipped with the gear A who meshes mutually with gear B, still is equipped with the drive control box in the mounting bracket in addition, passes through drive control box control driving motor when using, and driving motor work drives gear A through the output shaft and rotates, and then drives rather than meshed gear B through gear A and rotate to it passes through the bearing and rotates at the fixed cylinder is inside to drive the rotary drum.

Preferably, the top of the mounting plate is provided with a fixed cylinder communicated with the top of the mounting plate through a flange plate, and the rotary cylinder is rotatably arranged inside the fixed cylinder through a bearing, so that the rotary cylinder is more stable when rotating.

Preferably, the LED display screen group includes two LED display screens a and two LED display screens B, the two LED display screens a are oppositely disposed on the surface of the drum, the number of the LED display screens B is plural, the plural LED display screens B are equally divided and connected together by two rotating hinges on a vertical line away from each other to form two groups, and the positions of the two groups of LED display screens B opposite to each other are connected with the positions of the opposite surfaces of the two LED display screens a by two rotating hinges on a vertical line away from each other.

Preferably, the auxiliary wheel set comprises a driven wheel and an auxiliary wheel, the driven wheel is connected to the opposite end positions of a rotating hinge which is far away from the driven wheel on a vertical line, the two auxiliary wheels are respectively positioned at the top and the bottom of the LED display screen B and are connected to the positions, close to the rotating hinge, of the two adjacent LED display screens B through connecting shafts in a rotating mode, the driven wheel, the auxiliary wheel and the driving wheel are on the same horizontal line, and the steel wire rope is wound on the driving wheel, the driven wheel and the auxiliary wheel.

Preferably, the arc-shaped guide rail is arranged at the top of the mounting plate through a hexagon socket head cap screw, and the two sliding displacement blocks comprise concave blocks, sliding blocks and pulleys.

Preferably, concave type piece is connected in LED display screen A bottom, the slider passes through bolted connection in the slider bottom, the pulley passes through the connecting axle and rotates to be connected in the slider bottom, and the pulley of every slider bottom is four, and four pulleys are connected and are a set of total two sets of arc guide inner circle and outer lane position that are located respectively.

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

1. this application does not have the clearance when the display screen expandes when using between the adjacent display screen, can realize laminating entirely between the adjacent display screen, prevents that the light leak from influencing and showing wholeness and pleasing to the eye degree.

2. Reduce the apparent dimension and the weight of drive and driving medium, reduce and expand both sides screen risk of collapsing, reduce the guide part isovolumic, increase the screen of folding screen and account for than.

3. And a transmission mode is innovated, and the running noise of the screen is reduced.

4. The steel wire rope is adopted for traction and limiting of the guide assembly, so that the maintenance is convenient, and the maintenance cost can be reduced.

Drawings

Fig. 1 is an axial view of a seamless spliced rotary LED folding screen according to the present invention;

fig. 2 is an expanded view of the seamless spliced rotary LED foldable screen according to the present invention;

fig. 3 is a folding storage diagram of the seamless spliced rotary LED folding screen according to the present invention;

FIG. 4 is a schematic structural view of the arc-shaped guide rail and two sliding displacement blocks in FIG. 1;

FIG. 5 is another perspective view of FIG. 4;

FIG. 6 is a partially exploded bottom view of FIG. 5;

FIG. 7 is a separate view of the two sliding displacement blocks and the arcuate guide rail of FIG. 5;

fig. 8 is a layout diagram of a wire rope in the seamless spliced rotary LED folding screen according to the present invention;

fig. 9 is the utility model provides a wire rope's winding form picture in rotatory folding screen of seamless concatenation LED.

In the figure: 1. a mounting frame; 2. mounting a plate; 3. a drive motor; 4. a gear A; 5. an arc-shaped guide rail; 6. a rotating drum; 7. an LED display screen A; 8. an LED display screen B; 9. rotating the hinge; 10. a driven wheel; 11. an auxiliary wheel; 12. a concave block; 13. a slider; 14. a pulley; 15. a wire rope; 16. a driving wheel; 17. and a gear B.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-9, a rotary folding screen of seamless splicing LED comprises a mounting frame 1, a mounting plate 2 is arranged at the top of the mounting frame 1 through a bolt, a driving assembly is arranged at the bottom of the mounting plate 2, a rotary drum 6 penetrates through the top of the mounting plate 2 in a rotating mode, the bottom end of the rotary drum 6 extends to the bottom of the mounting plate 2 and is provided with a gear B17, an LED display screen group is arranged on the surface of the rotary drum 6, a driving wheel 16 is arranged at a position, far away from the gear B17, on the surface of the rotary drum 6, an auxiliary driving wheel group which is on the same level with the driving wheel 16 is arranged at the top of the LED display screen group, a steel wire rope 15 is wound between the driving wheel 16 and the auxiliary driving wheel group, a guide assembly is arranged between the bottom of the LED display screen group and the top of the mounting plate 2, and the guide assembly comprises an arc-shaped guide rail 5 and two sliding displacement blocks.

Can know by the aforesaid, drive rotary drum 6 through drive assembly when using and rotate, rotary drum 6 drives action wheel 16 and rotates, and further action wheel 16 drives wire rope 15 and convolutes tractive LED display screen group between vice driving wheel group for LED display screen group receives the restriction of direction subassembly and expandes, specifically as follows.

Referring to fig. 1-9, a rotatory folding screen of seamless concatenation LED, drive assembly includes the concave type fixed block of setting in mounting panel 2 bottom through the bolt, and concave type fixed block bottom is equipped with driving motor 3 through the bolt, the driving motor 3 output runs through and extends to mounting panel 2 bottom and is equipped with the gear A4 with gear B17 engaged with, still be equipped with the drive control box in the mounting panel 1 in addition, pass through drive control box control driving motor 3 when using, driving motor 3 works and drives gear A4 through the output shaft and rotate, and then drive gear B17 rather than engaged with through gear A4 and rotate, thereby drive rotary drum 6 and pass through the bearing and rotate in solid fixed cylinder inside.

Referring to fig. 1-9, the top of a mounting plate 2 is provided with a fixing cylinder communicated with the top of the mounting plate 2 through a flange plate, and a rotating cylinder 6 is rotatably arranged inside the fixing cylinder through a bearing, so that the rotating cylinder 6 is more stable when rotating.

Referring to fig. 1-9, a rotatory folding screen of seamless concatenation LED, the LED display screen group includes LED display screen A7 and LED display screen B8, adjust the position of swivel hinge 9 between the LED display screen group, make LED display screen A7 and LED display screen B8 expand and can realize seamless, it is specific that the upper and lower frame of LED display screen A7 and LED display screen B8 only needs the space size of a swivel hinge 9 (the upper and lower frame can accomplish within 3 cm), LED display screen A7 has two and is relative setting on the surface of rotary drum 6, LED display screen B8 is a plurality of, and a plurality of LED display screens B8 divide equally and link together into two sets through two rotatory hinges 9 on a vertical line that keep away from mutually, two sets of relative positions of LED display screen B8 are all connected through two rotatory hinges 9 on a vertical line that keep away from mutually and the opposite face position of two LED display screens A7.

Referring to fig. 1-9, a seamless spliced LED rotary folding screen, a secondary driving wheel set includes a driven wheel 10 and an auxiliary wheel 11, the driven wheel 10 is connected at opposite end positions of two far away rotary hinges 9 on a vertical line, two auxiliary wheels 11 are a set and located at the top and bottom of an LED display screen B8, and two auxiliary wheels 11 in each set are respectively connected to two adjacent LED display screens B8 near the rotary hinges 9 through connecting shafts in a rotating manner, so that the driven wheel 10, the auxiliary wheels 11 and a driving wheel 16 are on the same horizontal line, and a steel wire rope 15 is wound on the driving wheel 16, the driven wheel 10 and the auxiliary wheels 11, the diameter of the driving wheel 16 is twice that of the driven wheel 10, the diameter of the driven wheel 10 is twice that of the auxiliary wheels 11, the steel wire rope 15 forms a closed rope winding manner through a winding manner as in fig. 8 to realize rotation of a drum, which drives the screen to be opened and closed, specifically as shown in fig. 9, a winding method of the steel wire rope 15 is described: on the driving wheel 16, the steel wire rope 15 penetrates through a central hole formed in the center of the driving wheel 16, the steel wire rope 15 is fixed on the driving wheel 16, the steel wire rope 15 is connected to the driven wheel 10 from the driving wheel 16 through the auxiliary wheel 11, specifically, the steel wire is firstly wound on the driven wheel 10 for one circle, the steel wire rope 15 penetrates through the central hole, then the steel wire 15 is wound on the driven wheel 10 for one circle, and finally the steel wire rope 15 is LED out to the next driven wheel 10, so that when the rotary drum 6 rotates, when the driving wheel 16 rotates clockwise for 180 degrees, the driven wheel 10 can also rotate correspondingly, two LED display screens A7 are unfolded, and a plurality of LED display screens B8 are unfolded as shown in figure 2.

Referring to fig. 1-9, a rotatory folding screen of seamless concatenation LED, arc guide rail 5 passes through hexagon socket head cap screw setting at the top of mounting panel 2, two slip displacement blocks all include concave type piece 12, slider 13 and pulley 14, concave type piece 12 is connected in LED display screen A7 bottom, slider 13 passes through bolted connection in slider 13 bottom, pulley 14 rotates through the connecting axle and connects in slider 13 bottom, and the pulley 14 of every slider 13 bottom is four, four pulleys 14 are connected into a set of total two sets of position respectively in arc guide rail 5 inner circle and outer lane position, when rotary drum 6 rotates, drive two LED display screen A7 expandes, two LED display screen A7 drive slider 13 through concave type piece 12 and move above arc guide rail 5, slider 13 moves along the arc orbit of arc guide rail 5 through two sets of pulley 14, thereby make two LED display screen A7 expandes under the tractive drive of wire rope 15 again.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all should be included in the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Claims

1. The utility model provides a rotatory folding screen of seamless concatenation LED, includes mounting bracket (1), its characterized in that, mounting bracket (1) top is equipped with mounting panel (2) through the bolt, and mounting panel (2) bottom is equipped with drive assembly, mounting panel (2) top is rotated and is run through there is rotary drum (6), and rotary drum (6) bottom extends to mounting panel (2) bottom and is equipped with gear B (17), rotary drum (6) surface is equipped with LED display screen group, the position that gear B (17) was kept away from on rotary drum (6) surface is equipped with action wheel (16), LED display screen group top is equipped with and moves the vice driving wheel group on same level with action wheel (16), and the winding has wire rope (15) between action wheel (16) and the vice driving wheel group, be equipped with direction subassembly between LED display screen group bottom and mounting panel (2) top, and direction subassembly includes arc guide rail (5) and two sliding displacement pieces.

2. The rotary LED folding screen with seamless splicing function as claimed in claim 1, wherein the driving assembly comprises a concave fixing block arranged at the bottom of the mounting plate (2) through bolts, a driving motor (3) is arranged at the bottom of the concave fixing block through bolts, and an output end of the driving motor (3) extends through the bottom of the mounting plate (2) and is provided with a gear A (4) meshed with a gear B (17).

3. The seamless spliced LED rotary folding screen is characterized in that the top of the mounting plate (2) is provided with a fixed cylinder communicated with the top of the mounting plate (2) through a flange plate, and the rotary cylinder (6) is rotatably arranged inside the fixed cylinder through a bearing.

4. The seamless spliced LED rotary folding screen according to claim 1, wherein the LED display screen group comprises two LED display screens A (7) and two LED display screens B (8), the two LED display screens A (7) are oppositely arranged on the surface of the rotary drum (6), the number of the LED display screens B (8) is multiple, the LED display screens B (8) are equally divided and connected together through two far rotating hinges (9) on one vertical line to be divided into two groups, and the opposite positions of the two groups of LED display screens B (8) are connected with the opposite positions of the two LED display screens A (7) through two far rotating hinges (9) on one vertical line.

5. The seamlessly spliced LED rotary folding screen as claimed in claim 1, wherein the secondary wheel set comprises a driven wheel (10) and an auxiliary wheel (11), the driven wheel (10) is connected to opposite end positions of two far away rotary hinges (9) on a vertical line, the two auxiliary wheels (11) are in a set and are respectively located at the top and the bottom of the LED display screen B (8), and the two auxiliary wheels (11) in each set are respectively connected to the positions, close to the rotary hinges (9), of the two adjacent LED display screens B (8) in a rotating mode through connecting shafts.

6. The seamlessly spliced LED rotary folding screen according to claim 1, wherein the arc-shaped guide rail (5) is arranged on the top of the mounting plate (2) through a hexagon socket head cap screw, and the two sliding displacement blocks comprise a concave block (12), a sliding block (13) and a pulley (14).

7. The seamless spliced LED rotary folding screen as claimed in claim 6, wherein the concave block (12) is connected to the bottom of the LED display screen A (7), the sliding blocks (13) are connected to the bottom of the sliding blocks (13) through bolts, the pulleys (14) are rotatably connected to the bottom of the sliding blocks (13) through connecting shafts, the number of the pulleys (14) at the bottom of each sliding block (13) is four, and the four pulleys (14) are connected into a group, and the two groups are respectively located at the inner ring position and the outer ring position of the arc-shaped guide rail (5).