CN219225814U

CN219225814U - Multimode high-definition LED three-dimensional display screen

Info

Publication number: CN219225814U
Application number: CN202320178293.7U
Authority: CN
Inventors: 王鹏; 王鹍; 时大鑫; 王修齐
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-13
Filing date: 2023-02-10
Publication date: 2023-06-20
Anticipated expiration: 2033-02-10

Abstract

The utility model provides a multimode high-definition LED three-dimensional display screen, belongs to the technical field of 3D display equipment, and aims to solve the technical problems of image deformation, resolution reduction and complexity in maintenance and replacement of the three-dimensional display screen during three-dimensional display of the LED display screen. The multimode high-definition LED three-dimensional display screen is formed by splicing a plurality of LED display screen box units, each LED display screen box unit is formed by splicing a plurality of multimode high-definition three-dimensional display unit modules, each multimode high-definition three-dimensional display unit module comprises a PCB board and a plurality of LED lamp beads welded on the PCB board, a layer of polarizing films of different types are stuck to adjacent LED lamp beads, and the polarizing films on each multimode high-definition three-dimensional display unit module are distributed in a chessboard format. The three-dimensional display screen is free from distortion and deformation of images when being played, the minimum replacing unit of the three-dimensional display screen is reduced to the lamp beads, and the lamp beads can be directly replaced when being maintained.

Description

Multimode high-definition LED three-dimensional display screen

Technical Field

The utility model relates to the technical field of 3D display equipment, in particular to a multimode high-definition LED three-dimensional display screen.

Background

Today, LED display technology has been applied to many fields of social life, such as LED displays, LED televisions, LED advertising screens, etc. Currently, LED three-dimensional displays can be largely classified into active shutter type and passive polarization type. The installation modes of the polarized films in the passive polarized type mainly comprise interlacing and spacing, the polarized films are generally stuck on the lamp beads in a whole row or whole column mode, and the problems of image deformation, half display resolution reduction and the like during three-dimensional display exist in the two installation modes.

When the LED display screen is constructed, the LED display screen is formed by splicing the LED display screen modules, and the specification, the size, the arrangement mode and the like of the LED display screen modules determine the shape, the size and the display control mode of the whole LED display screen after the splicing is completed. The construction of the LED three-dimensional display screen also considers reliability, convenience and stability, and is convenient for test, maintenance and repair and updating. Because the general surface of current three-dimensional display screen of LED is pasted and is had whole polarization membrane, damage when the lamp pearl on the display screen, need change monoblock LED display screen module when carrying out maintenance change, increased the degree of difficulty and the cost of maintaining, be unfavorable for practical application.

Disclosure of Invention

Aiming at the technical problems of image deformation, resolution reduction and complex maintenance and replacement of the three-dimensional display screen during three-dimensional display of the LED display screen, the utility model provides the multi-mode high-definition LED three-dimensional display screen, wherein images are not distorted or deformed during playing of the three-dimensional display screen, the minimum replacement unit of the three-dimensional display screen is reduced to lamp beads, and the lamp beads can be directly replaced during maintenance.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the multimode high-definition LED three-dimensional display screen is formed by splicing a plurality of LED display screen box units, each LED display screen box unit is formed by splicing a plurality of multimode high-definition three-dimensional display unit modules, each multimode high-definition three-dimensional display unit module comprises a PCB board and a plurality of LED lamp beads welded on the PCB board, a layer of polarizing film is adhered to each LED lamp bead, the types of the polarizing films on the adjacent LED lamp beads are different, and the polarizing films on the multimode high-definition three-dimensional display unit modules are distributed in a chessboard format.

The polarizing film is a left-handed polarizing film, a right-handed polarizing film or a linear polarizing film.

The LED lamp bead upper cover is equipped with the LED lamp shade, and the shape of LED lamp shade and LED lamp bead appearance looks adaptation.

The LED lamp shade is provided with a clamping point on the inner wall or the lower edge of the LED lamp shade, and the LED lamp shade is covered on the LED lamp beads through the clamping point and is attached to the LED lamp beads.

The LED display screen box body unit comprises a unit base box, a control circuit board and a power supply are arranged in the unit base box, the multimode high-definition three-dimensional display unit module is fixed on the outer side of the unit base box, and the control circuit board and the power supply are connected with the PCB.

The unit base box comprises a frame-type beam frame composed of a cross beam and a vertical beam, the multimode high-definition three-dimensional display unit module is fixed on the outer side of the frame-type beam frame, a mounting plate is arranged on the inner side of the frame-type beam frame, and the control circuit board and the power supply are fixed on the mounting plate.

The unit base box further comprises an inner shell cover buckled on the inner side of the frame-type beam frame, and a power line access hole and an access window are formed in the inner shell cover.

The LED display screen box body unit is fixed on a unit assembly frame, the unit assembly frame comprises a mounting ring frame, and the mounting ring frame comprises an upper mounting ring, a lower mounting ring and a supporting frame which is used for connecting the upper mounting ring and the lower mounting ring.

The LED display screen box comprises a support frame, wherein the support frame is provided with an adjusting component, the LED display screen box body unit is fixed on the adjusting component, and the adjusting component is used for adjusting the distance between the LED display screen box body unit and the outer side wall of the mounting ring frame.

The adjusting assembly comprises an adjusting plate, the adjusting plate is fixed on the supporting frame, a distance adjusting groove is formed in the adjusting plate, and an inner shell cover in the LED display screen box unit is fixed on the distance adjusting groove through an adjusting bolt.

The utility model has the beneficial effects that:

the multimode high-definition LED three-dimensional display screen adopts a checkerboard polarized 3D unit board, the pixel spacing in a left image (or a right image) can be kept unchanged in the display process, and the problem of distortion of the image can be avoided.

The polarized film particles on the LED lamp beads in the multimode high-definition three-dimensional display unit module are mutually independent, when the lamp beads are damaged, maintenance is needed and the like, single lamp beads can be removed, whole replacement is not needed, normal use of Zhou Biandeng beads is not affected, and maintenance cost is remarkably reduced.

The unit base box and the unit assembly frame are convenient and stable to erect, the multimode high-definition three-dimensional display unit module and the LED display screen box body units are convenient to mount and dismount, unified wiring of circuits (such as power lines and signal lines) is convenient, and the multimode high-definition three-dimensional display unit module with fixed number is assembled on each LED display screen box body unit, so that the LED display screen box body units can be produced in batches. When the multi-mode high-definition LED three-dimensional display screen is assembled, only the LED display screen box body unit is assembled by the unit assembling frame. Greatly improves the production and assembly efficiency. And the adjusting component can ensure the flatness of the surface of the multi-mode high-definition LED three-dimensional display screen after installation. Meanwhile, the LED display screen box body unit can be assembled at will according to the size of the installation space, the space utilization rate is high, the assembly efficiency is high, and when three-dimensional video is displayed, the effect is clear and the scene is lifelike.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a multimode high-definition LED three-dimensional display screen.

Fig. 2 is a schematic structural diagram of a multimode high-definition three-dimensional display unit module.

Fig. 3 is a schematic structural view of the unit base box.

Fig. 4 is a schematic structural view of the unit assembling rack.

In the figure, 1, an LED display screen box body unit; 2. multimode high-definition three-dimensional display unit module; 21. a PCB board; 22. LED lamp beads; 23. a polarizing film; 24. an LED lamp shade; 3. a unit base box; 31. a cross beam; 32. a vertical beam; 33. a mounting plate; 34. a housing cover; 35. an access panel; 36. the power line is connected with the hole; 4. a unit assembling frame; 41. an upper mounting ring; 42. a lower mounting ring; 43. a support frame; 44. an adjusting plate; 45. distance adjusting groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 and 2, the multimode high-definition LED three-dimensional display screen is formed by splicing a plurality of LED display screen box units 1, and the LED display screen box units 1 are closely arranged and can be assembled into various shapes according to the needs. The LED display screen box body unit 1 is formed by splicing a plurality of multimode high-definition three-dimensional display unit modules 2 along the transverse direction and the longitudinal direction in a seamless mode, and the multimode high-definition three-dimensional display unit modules 2 are basic constituent units for forming the multimode high-definition LED three-dimensional display screen. Gaps are not formed between the multimode high-definition three-dimensional display unit modules 2 between the adjacent LED display screen box body units 1, so that the continuity of display pictures of the three-dimensional display screen is ensured.

The multimode high-definition three-dimensional display unit module 2 comprises a PCB 21 and a plurality of LED lamp beads 22 welded on the PCB 21, each LED lamp bead 22 on the multimode high-definition three-dimensional display unit module 2 represents a pixel point, and direct control of the LED lamp beads 22 can be realized through the PCB 21, so that the LED lamp beads 22 can emit light independently. PVC bottom shell can also be added on the PCB, and the bottom shell plays roles of reinforcing structural strength and protecting PCB. Each LED lamp bead 22 is stuck with a layer of polarizing film 23 through light-transmitting adhesive, and the size of the polarizing film 23 is matched with that of the LED lamp bead 22. The polarizing films 23 on the multimode high-definition three-dimensional display unit module 2 are distributed in a checkerboard mode, namely, the directions of polarized light formed by the polarizing films 23 on the adjacent LED lamp beads 22 are opposite. The two-dimensional image displayed on the display screen can be converted into a three-dimensional image by the polarizing film 23 distributed in a checkerboard format and received by human eyes. And the chessboard format can ensure that the pixel spacing in the left image (or the right image) can still be kept unchanged in a three-dimensional mode, and the problem of distortion of the image can not occur. Through each LED lamp pearl 22 alone with a polarization film 23 correspondence, reduce the minimum replacement unit in the three-dimensional display screen of multimode high definition LED from the display element board to LED lamp pearl 22, when the lamp pearl in the three-dimensional display screen takes place to damage, can directly change its lamp pearl.

Example 2

As shown in fig. 1 and 2, the polarizing film 23 is a left-handed polarizing film, a right-handed polarizing film or a linear polarizing film. When the polarizing films 23 on the multimode high-definition three-dimensional display unit module 2 are distributed in a checkerboard format, the left-handed polarizing films and the right-handed polarizing films can be alternately distributed on the LED lamp beads 22 up and down and left and right. The linear polarization films can also be adopted, and when the adjacent linear polarization films form an included angle of 90 degrees, the same visual effect as that of the left-handed polarization film and the right-handed polarization film can be brought.

Other structures are the same as in embodiment 1.

Example 3

As shown in fig. 1 and 2, the LED lamp bead 22 is covered with an LED lamp cover 24, and the LED lamp cover 24 is made of polycarbonate or silica gel, and the shape of the LED lamp cover is adapted to the shape of the LED lamp bead 22. The inner wall or the lower edge of the LED lamp shade 24 is provided with a clamping point, and the LED lamp shade 24 is covered on the LED lamp beads 22 through the clamping point and is attached to the LED lamp beads 22. By covering the LED lamp beads 22 with the LED lamp cover 24, the problem of falling off, abrasion, and the like of the polarizing film 23 during use can be avoided.

Other structures are the same as in embodiment 2.

Example 4

As shown in fig. 1-4, the LED display screen box unit 1 comprises a unit base box 3, a control circuit board and a power supply are arranged in the unit base box 3, the multimode high-definition three-dimensional display unit module 2 is fixed on the outer side of the unit base box 3, and the control circuit board and the power supply are connected with a PCB 21. The unit base box 3 comprises a frame-type beam frame formed by a cross beam 31 and a vertical beam 32, the multimode high-definition three-dimensional display unit module 2 is fixed on the outer side of the frame-type beam frame, a mounting plate 33 is arranged on the inner side of the frame-type beam frame, and a control circuit board and a power supply are fixed on the mounting plate 33. The unit base box 3 further comprises an inner shell cover 34 buckled on the inner side of the frame-type beam frame, and a power line access hole 36 and an access window 35 are arranged on the inner shell cover 34.

The LED display screen box body unit 1 is fixed on a unit assembly frame 4, the unit assembly frame 4 comprises a mounting ring frame, the mounting ring frame comprises an upper mounting ring 41 and a lower mounting ring 42, and a supporting frame 43 which is used for connecting the upper mounting ring 41 and the lower mounting ring 42. The support frame 43 is provided with an adjusting component, the LED display screen box body unit 1 is fixed on the adjusting component, and the adjusting component is used for adjusting the distance between the LED display screen box body unit 1 and the outer side wall of the mounting ring frame. The adjusting assembly comprises an adjusting plate 44, the adjusting plate 44 is fixed on a supporting frame 43, a distance adjusting groove 45 is formed in the adjusting plate 44, and the inner shell cover 34 in the LED display screen box unit 1 is fixed on the distance adjusting groove 45 through an adjusting bolt.

Other structures are the same as in embodiment 3.

Example 5

As shown in FIGS. 1-4, the unit base box 3 comprises a frame type beam frame structure formed by a beam 31 and a vertical beam 32, an area surrounded by adjacent intersecting points of the beam 31 and the vertical beam 32 is used for installing a multi-mode high-definition three-dimensional display unit module 2, mounting holes for installing the multi-mode high-definition three-dimensional display unit module 2 are respectively formed in the beam 31 and the vertical beam 32, mounting plates 33 are fixedly arranged on the inner sides of the beam 31 and the vertical beam 32 through raised studs, the mounting plates 33 are used for fixing a power supply and a control circuit board, the control circuit board controls the PCB 21, and the power supply can supply power for the control circuit board and the PCB 21. The inner side of the frame beam frame is buckled and provided with an inner shell cover 34, an openable access window 35 is hinged on the inner shell cover 34, and a power line access hole 36 is also arranged on the inner shell cover 34.

The LED display screen box body unit 1 is seamlessly assembled into a multi-mode high-definition LED three-dimensional display screen through the unit assembling frame 4. Here, the unit assembling frame 4 is an installation frame for fixedly assembling a plurality of LED display screen box units 1, and serves the purpose of fixedly assembling the LED display screen box units 1. The unit assembly frame 4 comprises a mounting ring frame, the mounting ring frame comprises an upper mounting ring 41 and a lower mounting ring 42, a supporting frame 43 is connected between the upper mounting ring 41 and the lower mounting ring 42, an adjusting component for adjusting the distance between the LED display screen box unit 1 and the outer side wall of the mounting ring frame is arranged on the supporting frame 43, the adjusting component comprises adjusting plates 44 symmetrically arranged on two sides of the supporting frame 43, distance adjusting grooves 45 are formed in the adjusting plates 44, bolt mounting holes are formed in the supporting frame 43, and the adjusting plates 44 are fixedly connected with the supporting frame 43 through bolts. Screw holes are also provided in the inner case cover 34 in the LED display screen case unit 1, and are fixed to the distance adjustment groove 45 by adjusting bolts.

Other structures are the same as in embodiment 3.

The unit base box 3 and the unit assembly frame 4 of this embodiment are erect conveniently, firmly, be convenient for the installation of multimode high definition three-dimensional display unit module 2 and LED display screen box unit 1 dismantle, be convenient for the unified wiring of circuit (such as power cord, signal line), the multimode high definition three-dimensional display unit module 2 of the fixed number of assembly on every LED display screen box unit 1 can make the production of LED display screen box unit 1 batch. When the multi-mode high-definition LED three-dimensional display screen is assembled, only the LED display screen box body unit 1 is assembled by the unit assembling frame 4, so that the production and assembly efficiency is greatly improved. And the adjusting component can ensure the flatness of the surface of the multi-mode high-definition LED three-dimensional display screen after installation. Meanwhile, the LED display screen box body unit 1 can be assembled at will according to the size of the installation space, the space utilization rate is high, the assembly efficiency is high, and when three-dimensional video is displayed, the effect is clear and the scene is lifelike.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a multimode high definition LED three-dimensional display screen, its characterized in that, multimode high definition LED three-dimensional display screen is formed by the concatenation of a plurality of LED display screen box unit (1), LED display screen box unit (1) are formed by the concatenation of a plurality of multimode high definition three-dimensional display unit module (2), multimode high definition three-dimensional display unit module (2) include PCB board (21) and a plurality of LED lamp pearl (22) of welding on PCB board (21), paste on adjacent LED lamp pearl (22) one deck different grade type polarizing film (23), polarizing film (23) on the multimode high definition three-dimensional display unit module (2) are the checkerboard form and distribute.

2. The multi-mode high definition LED three-dimensional display screen according to claim 1, wherein the polarizing film (23) is a left-hand polarizing film, a right-hand polarizing film or a linear polarizing film.

3. The multi-mode high-definition LED three-dimensional display screen according to claim 2, wherein the LED lamp beads (22) are covered with LED lamp covers (24), and the shapes of the LED lamp covers (24) are matched with the shapes of the LED lamp beads (22).

4. A multi-mode high definition LED three-dimensional display according to claim 3, wherein the inner wall or lower edge of the LED lamp cover (24) is provided with a snap-in point, and the LED lamp cover (24) is covered on the LED lamp bead (22) through the snap-in point and is attached to the LED lamp bead (22).

5. The multi-mode high-definition LED three-dimensional display screen according to any one of claims 1 to 4, wherein the LED display screen box body unit (1) comprises a unit base box (3), a control circuit board and a power supply are arranged in the unit base box (3), the multi-mode high-definition three-dimensional display unit module (2) is fixed on the outer side of the unit base box (3), and the control circuit board and the power supply are connected with the PCB (21).

6. The multi-mode high-definition LED three-dimensional display screen according to claim 5, wherein the unit base box (3) comprises a frame-type beam frame composed of a cross beam (31) and a vertical beam (32), the multi-mode high-definition three-dimensional display unit module (2) is fixed on the outer side of the frame-type beam frame, a mounting plate (33) is arranged on the inner side of the frame-type beam frame, and the control circuit board and the power supply are fixed on the mounting plate (33).

7. The multi-mode high-definition LED three-dimensional display screen according to claim 6, wherein said unit base box (3) further comprises an inner case cover (34) fastened inside said frame-type beam frame, said inner case cover (34) being provided with a power line access hole (36) and an access window (35).

8. The multi-mode high-definition LED three-dimensional display according to claim 6 or 7, characterized in that the LED display case unit (1) is fixed on a unit assembling frame (4), the unit assembling frame (4) comprises a mounting ring frame comprising an upper mounting ring (41) and a lower mounting ring (42) and a supporting frame (43) connecting the upper mounting ring (41) and the lower mounting ring (42).

9. The multi-mode high-definition LED three-dimensional display screen according to claim 8, wherein an adjusting component is arranged on the supporting frame (43), the LED display screen box body unit (1) is fixed on the adjusting component, and the adjusting component is used for adjusting the distance between the LED display screen box body unit (1) and the outer side wall of the mounting ring frame.

10. The multi-mode high-definition LED three-dimensional display screen according to claim 9, characterized in that the adjusting assembly comprises an adjusting plate (44), the adjusting plate (44) is fixed on a supporting frame (43), a distance adjusting groove (45) is formed in the adjusting plate (44), and an inner shell cover (34) in the LED display screen box unit (1) is fixed on the distance adjusting groove (45) through an adjusting bolt.