CN111243447A - Spliced display screen - Google Patents
Spliced display screen Download PDFInfo
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- CN111243447A CN111243447A CN202010084359.7A CN202010084359A CN111243447A CN 111243447 A CN111243447 A CN 111243447A CN 202010084359 A CN202010084359 A CN 202010084359A CN 111243447 A CN111243447 A CN 111243447A
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- rectangular frame
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- display screen
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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
- G09F9/302—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 characterised by the form or geometrical disposition of the individual elements
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Abstract
The invention relates to a spliced display screen, and relates to the technical field of display. The main technical scheme adopted is as follows: tiled display screen, it includes: the support comprises a rectangular frame and a movable cross beam, wherein the rectangular frame is internally provided with the cross beam and/or the longitudinal beam to divide the rectangular frame into at least two rectangular frame units, the movable cross beam is arranged in the rectangular frame units, and two ends of the movable cross beam are respectively movably connected with the rectangular frame units; the limiting part is arranged on the cross beam or the longitudinal beam and is provided with at least two limiting holes; the back of each display screen monomer is provided with a hanging part and a limiting column, and the limiting column is positioned at the edge of the display screen monomer; each display screen monomer corresponds to each rectangular frame unit, the hanging part of each display screen monomer is hung with the movable cross beam in the corresponding rectangular frame unit, and the limiting posts of two adjacent display screen monomers are inserted in the limiting holes of the same limiting part. The invention solves the technical problem of large tolerance of the size of the abutted seam in the prior art.
Description
Technical Field
The invention relates to the technical field of display, in particular to a spliced display screen.
Background
In the prior art, at least two display screens are arranged on a support through a back hanging rack and spliced to form a spliced display screen with a large display area.
However, the seam of the tiled display screen is a main influence factor which directly influences the viewing effect of the tiled display screen, the designed seam value (namely the width a-a of the black non-display area between the display areas) of the tiled display screen can reach 3.5mm, even 1mm, and developers are still in continuous challenge to reduce the designed seam value. However, in the actual assembly, because dimensional tolerance and personnel operation problem, can't reach the 0 clearance of idealization between the display screen, the actual piece can be different from theoretical clearance promptly, influences the viewing effect, can take place display screen edge collision and produce the garrulous angle problem of display screen even when the equipment.
Therefore, the above technical problems need to be solved urgently.
Disclosure of Invention
The invention mainly aims to provide a spliced display screen with a novel structure, so that the technical problem of large tolerance of the size of a spliced seam between the display screens of the spliced display screen can be solved.
The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme. According to the invention, the spliced display screen comprises:
the support comprises a rectangular frame and a movable cross beam, wherein the rectangular frame is internally provided with a cross beam and/or a longitudinal beam to divide the rectangular frame into at least two rectangular frame units, the movable cross beam is arranged in the rectangular frame units, and two ends of the movable cross beam are respectively movably connected with the rectangular frame units;
the limiting part is arranged on the cross beam or the longitudinal beam and is provided with at least two limiting holes;
the back of each display screen monomer is provided with a hanging part and a limiting column, and the limiting column is positioned at the edge of the display screen monomer;
each display screen monomer corresponds to each rectangular frame unit, hanging parts of the display screen monomers are hung with movable cross beams in the corresponding rectangular frame units, and the limiting columns of two adjacent display screen monomers are inserted into the limiting holes of the same limiting part.
The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.
Optionally, in the tiled display screen, at least one of the cross beams and at least one of the longitudinal beams are arranged in the rectangular frame, so that the rectangular frame is divided into at least four rectangular frame units;
wherein, at least four rectangular frame units are arranged in a matrix.
Optionally, in the tiled display screen, the number of the limiting portions is the same as the number of the cross joints of the cross beams and the longitudinal beams, and the limiting portions are disposed at the cross joints;
the number of the limiting holes in the limiting part is four, and the four limiting holes are correspondingly located in corresponding areas of four rectangular frame units around the cross-shaped intersection point.
Optionally, in the tiled display screen, the limiting holes are distributed on the limiting portion in a matrix manner.
Optionally, in the tiled display screen, the longitudinal beam between every two transversely adjacent rectangular frame units is provided with the limiting portion, the number of the limiting holes in the limiting portion is four, a connecting line of two limiting holes is parallel to the longitudinal beam and is arranged in a corresponding region of one rectangular frame unit on one side of the longitudinal beam, and a connecting line of the other two limiting holes is also parallel to the longitudinal beam and is arranged in a corresponding region of one rectangular frame unit on the other side of the longitudinal beam;
or the cross beam between every two longitudinally adjacent rectangular frame units is provided with the limiting parts, the number of the limiting holes in the limiting parts is four, the connecting line of the two limiting holes is parallel to the cross beam and is arranged in the corresponding area of one rectangular frame unit on one side of the cross beam, and the connecting line of the other two limiting holes is also parallel to the cross beam and is arranged in the corresponding area of one rectangular frame unit on the other side of the cross beam.
Optionally, in the tiled display screen, at least one of the beams is disposed in the rectangular frame, so as to divide the rectangular frame into at least two rectangular frame units which are arranged longitudinally;
the number of the limiting parts is the same as that of the cross beams, and the limiting parts are correspondingly arranged in the middle of the cross beams one by one;
the number of the limiting holes in the limiting portion is four, the connecting line of the two limiting holes is parallel to the cross beam and is located in the corresponding area of the rectangular frame unit on one side of the cross beam, and the connecting line of the other two limiting holes is also parallel to the cross beam and is arranged in the corresponding area of the rectangular frame unit on the other side of the cross beam.
Optionally, in the tiled display screen, at least one longitudinal beam is disposed in the rectangular frame, so as to divide the rectangular frame into at least two rectangular frame units arranged in a transverse direction;
the number of the limiting parts is the same as that of the longitudinal beams, and the limiting parts are correspondingly arranged in the middle of the longitudinal beams one by one;
the number of the limiting holes in the limiting portion is four, the connecting line of the two limiting holes is parallel to the longitudinal beam and located in the corresponding area of the rectangular frame unit on one side of the longitudinal beam, and the connecting line of the other two limiting holes is also parallel to the longitudinal beam and located in the corresponding area of the rectangular frame unit on the other side of the longitudinal beam.
Optionally, in the tiled display screen, a circular truncated cone column is used to transition the suspension end of the limiting column from the back of the display screen monomer to the suspension end of the limiting column, the limiting hole is matched with the limiting column, and the limiting hole vertically extends from the surface of the limiting portion to the inside of the limiting portion;
the limiting hole and the limiting column are in clearance fit, and the unilateral clearance is smaller than or equal to 0.05 mm.
Optionally, the tiled display screen further includes:
the connecting piece is in a right-angle plate shape, reinforcing plates are arranged on two sides of the connecting piece, a right-angle wall of the right-angle plate-shaped connecting piece is connected with the movable cross beam, and the other right-angle wall is movably connected with the side beam or the longitudinal beam of the rectangular frame through a bolt;
the side beam and the longitudinal beam are provided with hollow cavities, the cross sections of the side beam and the longitudinal beam are C-shaped openings, the openings face one side of the movable cross beam, and nuts are arranged in the hollow cavities of the side beam and the longitudinal beam and used for being connected with bolts on the connecting piece.
Optionally, the hanging part of the tiled display screen includes two hook members, the two hook members are arranged along the single display screen body at intervals in the transverse direction, and the hook member has two hook bodies arranged at intervals in the longitudinal direction;
the rectangular frame unit is movably connected with two movable cross beams, and two construction bodies of the hook component are respectively connected with the two movable cross beams in a hanging mode.
By the technical scheme, the spliced display screen at least has the following advantages:
according to the technical scheme, a support of the spliced display screen is divided into at least two rectangular frame units through a cross beam or a longitudinal beam, a limiting part is arranged on the cross beam or the longitudinal beam, a movable cross beam is arranged in each rectangular frame unit, and each display screen unit corresponds to each rectangular frame unit. Like this when installation display screen is single, can adjust movable cross beam to approximate assembly position earlier, later hang the display screen monomer on the movable cross beam of every rectangle frame unit through hanging the portion of holding, the staff need not to continue to lift heavier display screen monomer this moment, save physical power, then finely tune the display screen monomer, peg graft the spacing post at display screen monomer back in the spacing hole of spacing portion, make the display screen monomer be in accurate mounted position, the movable cross beam of readjusting at last holds the portion cooperation with hanging at display screen monomer back, and it is fixed to fix movable cross beam, accomplish the free installation work of display screen. In conclusion, the arrangement of the limiting part can limit each display screen monomer at a relatively accurate position, so that the assembly accuracy is ensured, the size tolerance of the spliced seams between the display screen monomers is reduced, the spliced seams are ensured to be in a smaller value, namely, the value is infinitely close to or equal to the theoretical spliced seam value, and the watching effect of the spliced display screen is ensured; meanwhile, through the arrangement of the limiting parts and the installation mode, the spliced display screen provided by the embodiment of the invention can avoid the collision of the edges of the single display screen bodies during the assembly, and effectively avoid the situation of corner breakage of the single display screen bodies.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of a tiled display screen according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a spliced display screen provided by an embodiment of the present invention, in which only one display screen unit is hooked;
fig. 3 is a schematic structural view of a display screen unit and a frame body hanging provided in the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a display screen unit according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a stent provided by an embodiment of the present invention;
FIG. 6 is a schematic structural view of another stent provided by an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of another bracket provided by an embodiment of the invention;
fig. 8 is a schematic structural view of a display screen single body according to an embodiment of the present invention, in which a limiting post is engaged with a limiting hole of a limiting portion;
FIG. 9 is a schematic view of a connection structure of a movable cross member according to an embodiment of the present invention;
fig. 10 is a schematic sectional view of a movable connection of a movable cross member according to an embodiment of the present invention.
The reference numerals in fig. 1-10 are respectively:
100-spliced display screen, 1-bracket, 11-rectangular frame, 111-rectangular frame unit, 12-movable cross beam, 13-cross beam, 14-longitudinal beam, 15-side beam, 2-limiting part, 21-limiting hole, 3-display screen monomer, 31-hanging part, 311-hook component, 312-structure body, 32-limiting column, 4-connecting piece, 5-bolt and 6-nut.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects of the tiled display screen according to the present invention will be made with reference to the accompanying drawings and preferred embodiments. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
As shown in fig. 1 to 5, an embodiment of the present invention provides a tiled display screen 100, which includes: the support 1 comprises a rectangular frame 11 and a movable cross beam 12, wherein the rectangular frame 11 is provided with a cross beam 13 and/or a longitudinal beam 14 to divide the rectangular frame 11 into at least two rectangular frame units 111, the movable cross beam 12 is arranged in the rectangular frame units 111, and two ends of the movable cross beam are movably connected with the rectangular frame units 111 respectively;
the limiting part 2 is arranged on the cross beam 13 or the longitudinal beam 14, and the limiting part 2 is provided with at least two limiting holes 21;
the display screen comprises at least two display screen single bodies 3, wherein the back parts of the display screen single bodies 3 are provided with hanging parts 31 and limiting columns 32, and the limiting columns 32 are positioned at the edges of the display screen single bodies 3;
each display screen single body 3 corresponds to each rectangular frame unit 111, the hanging part 31 of each display screen single body 3 is hung with the movable cross beam 12 in the corresponding rectangular frame unit 111, and the limiting columns 32 of two adjacent display screen single bodies 3 are inserted into the limiting holes 21 of the same limiting part 2.
In particular, the bracket 1 may be made by splicing metal sections, for example, steel sections or aluminum sections by bolts or welding. Because the display screen single body 3 is in a rectangular structure, and the spliced display screen 100 with a large area formed after splicing is also in a rectangular structure, the overall appearance of the support 1 is set to be rectangular, and then the support 1 comprises a rectangular frame 11. The rectangular frame 11 of the support 1 is formed by an edge beam 15, i.e. the edge beam 15 is made of section bar. The connection between the cross beam 13 and the longitudinal beam 14 and the rectangular frame 11 may be through welding, bolting, or through an auxiliary connecting component, and the invention is not particularly limited. The cross beams 13 and the longitudinal beams 14 can exist simultaneously in the rectangular frame 11, and the rectangular frame units 111 formed by separation are arranged in a matrix form, in this case; or the cross beam 13 and the longitudinal beam 14 are single, and the rectangular frame units 111 formed by separation are arranged longitudinally or transversely. The size of the rectangular frame units 111 formed by partitioning corresponds to the size of a single display screen unit 3, and the number of the rectangular frame units 111 formed by partitioning also corresponds to the number of the display screen units 3.
The movable beam 12 is arranged in the rectangular frame unit 111, and can be movably connected through the connection of bolts and the long necking grooves, or a plurality of connecting holes are arranged on each beam section forming the rectangular frame unit 111, and the movable connection is realized through adjusting the connection of the movable beam 12 and different connecting holes, namely, the position of the movable beam 12 in the rectangular frame unit 111 is adjustable.
The main body of the limiting part 2 can be a plate-shaped structure, a limiting hole 21 is arranged on the plate-shaped main body, and the limiting hole 21 can be a through hole or a blind hole and can be arranged according to specific requirements. In order to realize the positioning fit between the limiting hole 21 and the limiting column 32, the limiting hole 21 may be a tapered hole, and the limiting column 32 may be a tapered cylinder. Wherein, the distance between the limit column 32 at the back of the single body 3 of the display screen and the edge of the single body 3 of the display screen needs to be the same as the distance between the limit hole 21 of the limit part 2 and the inside of the rectangular frame unit 111, so as to ensure the matching of the two.
In the technical scheme of the invention, a support 1 of a spliced display screen 100 is divided into at least two rectangular frame units 111 through a cross beam 13 or a longitudinal beam 14, a limiting part 2 is arranged on the cross beam 13 or the longitudinal beam 14, a movable cross beam 12 is arranged in each rectangular frame unit 111, and each display screen unit 3 corresponds to each rectangular frame unit 111. Like this when installing display screen monomer 3, can adjust movable beam 12 to approximate assembly position earlier, later hang display screen monomer 3 on movable beam 12 of every rectangle frame unit 111 through hanging portion 31, the staff need not to continue to lift heavier display screen monomer 3 this moment, save physical power, then finely tune display screen monomer 3, peg graft spacing post 32 of 3 backs of display screen monomer in spacing hole 21 of 2, make display screen monomer 3 be in accurate mounted position, adjust movable beam 12 again at last and hang portion 31 cooperation of holding of 3 backs of display screen monomer, and it is fixed with movable beam 12, accomplish the mounting work of display screen monomer 3. In conclusion, the arrangement of the limiting part 2 can limit each display screen monomer 3 at a relatively accurate position, so that the assembly accuracy is ensured, the dimensional tolerance of the joints between the display screen monomers 3 is reduced, the joints are ensured to be in a smaller value, namely, infinitely close to or equal to a theoretical joint value, and the viewing effect of the spliced display screen 100 is ensured; meanwhile, through the arrangement of the limiting part 2 and the installation mode, the spliced display screen 100 provided by the embodiment of the invention can avoid the collision of the edges of the display screen single bodies 3 during the assembly, and effectively avoid the corner breakage of the display screen single bodies 3.
In the embodiment, a preferred separation manner of the rectangular frame 11 is: as shown in fig. 5, the cross beam 13 and the longitudinal beam 14 are provided as at least one, so that the rectangular frame 11 is divided into at least four rectangular frame units 111; at least four of the rectangular frame units 111 are arranged in a matrix.
Specifically, the cross beam 13 may be an integral structure or a segmented structure, and the longitudinal beam 14 may be an integral structure or a segmented structure, as long as the cross beam 13 and the longitudinal beam 14 can cooperate with each other to divide the rectangular frame 11. In this case, the rectangular frame unit 111 may be enclosed by the side beams 15, the cross beams 13, and the longitudinal beams 14 of the rectangular frame 11, or may be enclosed by the cross beams 13 and the longitudinal beams 14, that is, when the movable cross beam 12 is connected to the rectangular frame unit 111, both ends may be movably connected to the side beams 15 and the longitudinal beams 14, or both ends may be movably connected to the two longitudinal beams 14, respectively.
Further, the number of the limiting parts 2 is the same as the number of the cross-shaped intersection points of the cross beams 13 and the longitudinal beams 14, and the limiting parts 2 are arranged at the positions of the cross-shaped intersection points; the number of the limiting holes 21 on the limiting portion 2 is four, and the four limiting holes 21 are respectively and correspondingly located in corresponding areas of the four rectangular frame units 111 around the cross-shaped intersection point.
Specifically, the limiting holes 21 are distributed on the limiting portion 2 in a matrix manner. Like this through set up spacing portion 2 at the cross intersection point of crossbeam 13 and longeron 14 to establish spacing hole 21 branch in the corner of four adjacent rectangle frame units 111, then can be convenient peg graft the spacing post 32 of display screen monomer 3 back in spacing hole 21, convenient equipment.
It should be noted that the limiting column 32 on the back of the display unit 3 needs to be specifically set according to which rectangular frame unit 111 is installed in the bracket 1, and which corner of the rectangular frame unit 111 has the limiting hole 21 of the limiting part 2. In order to facilitate the arrangement of the limiting column 32, the limiting column 32 may be detachably connected to the back of the display screen unit 3, for example, a screw hole may be arranged at the back of the display screen unit 3, and a stud is arranged at one end of the limiting column 32, so that the two are connected through a thread.
In a specific implementation, in the case of the rectangular frame cells 111 arranged in a matrix, the limiting portion 2 may be provided on the longitudinal beam 14 between every two laterally adjacent rectangular frame cells 111, the number of the limiting holes 21 on the limiting portion 2 is set to be four, and four limiting holes 21 are arranged in a matrix, a connecting line of two limiting holes 21 is parallel to the longitudinal beam 14 and is provided in a corresponding region of one rectangular frame cell 111 on one side of the longitudinal beam 14, and a connecting line of the other two limiting holes 21 is also parallel to the longitudinal beam 14 and is provided in a corresponding region of one rectangular frame cell 111 on the other side of the longitudinal beam 14;
or, the limiting parts 2 are arranged on the cross beam 13 between every two longitudinally adjacent rectangular frame units 111, the number of the limiting holes 21 on the limiting parts 2 is set to be four, the four limiting holes 21 are arranged in a matrix, the connecting line of the two limiting holes 21 is parallel to the cross beam 13 and is arranged in the corresponding area of one rectangular frame unit 111 on one side of the cross beam 13, and the connecting line of the other two limiting holes 21 is also parallel to the cross beam 13 and is arranged in the corresponding area of one rectangular frame unit 111 on the other side of the cross beam 13.
Specifically, the position of the limiting portion 2 on the cross beam 13 or the longitudinal beam 14 needs to be set up by the limiting post 32 at the back of the display screen single body 3 and corresponding to the limiting post, for example, when the limiting portion 2 is located in the middle of a part of the cross beam 13 or a part of the longitudinal beam 14 forming the rectangular frame unit 111, the limiting post 32 at the back of the display screen single body 3 needs to be set up in the middle of a corresponding edge when the rectangular frame unit 111 is installed at the edge of the display screen single body 3. And two spacing holes 21 on the spacing portion 2 are respectively arranged in the corresponding areas of the rectangular frame unit 111, so that when the display screen unit 3 is matched with the spacing posts 32 on the back of the display screen unit 3, the display screen unit 3 can be directly limited in the horizontal direction and the longitudinal direction in the plane of the bracket 1.
In addition, the number of the stopper holes 21 in the stopper portion 2 may be two, and the two stopper holes 21 may be divided into corresponding regions of the adjacent two rectangular frame units 111.
In the specific implementation, another preferable separation manner of the rectangular frame 11 is: as shown in fig. 7, at least one cross beam 13 is disposed in the rectangular frame 11 to divide the rectangular frame 11 into at least two rectangular frame units 111 arranged longitudinally; the number of the limiting parts 2 is the same as that of the cross beams 13, and the limiting parts are correspondingly arranged in the middle of the cross beams 13 one by one;
the number of the limiting holes 21 on the limiting portion 2 is four, the connecting line of two limiting holes 21 is parallel to the cross beam 13 and is located in the corresponding area of the rectangular frame unit 111 on one side of the cross beam 13, and the connecting line of the other two limiting holes 21 is also parallel to the cross beam 13 and is arranged in the corresponding area of the rectangular frame unit 111 on the other side of the cross beam 13.
Specifically, the rectangular frame 11 is divided to form a long and longitudinally-spliced display screen 100. The number of the limiting holes 21 on the limiting part 2 may also be two, and the two limiting holes 21 are respectively arranged in the corresponding areas of the two adjacent rectangular frame units 111.
In the embodiment, another preferable separation manner of the rectangular frame 11 is: as shown in fig. 6, at least one longitudinal beam 14 is disposed in the rectangular frame 11 to divide the rectangular frame 11 into at least two rectangular frame units 111 arranged in a transverse direction; the number of the limiting parts 2 is the same as that of the longitudinal beams 14, and the limiting parts are correspondingly arranged in the middle of the longitudinal beams 14;
the number of the limiting holes 21 on the limiting portion 2 is four, the connecting line of two limiting holes 21 is parallel to the longitudinal beam 14 and is located in the corresponding area of the rectangular frame unit 111 on one side of the longitudinal beam 14, and the connecting line of the other two limiting holes 21 is also parallel to the longitudinal beam 14 and is arranged in the corresponding area of one rectangular frame unit 111 on the other side of the longitudinal beam 14.
In particular, the rectangular frame 11 is divided to form a long and horizontally tiled display screen 100. The number of the limiting holes 21 on the limiting part 2 may also be two, and the two limiting holes 21 are respectively arranged in the corresponding areas of the two adjacent rectangular frame units 111.
As shown in fig. 8, in a specific implementation, the suspending end of the limiting column 32 from the back of the display screen unit 3 to the limiting column 32 is transited from a circular truncated cone column to a cylinder, the limiting hole 21 is adapted to the limiting column 32, and the limiting hole 21 extends vertically from the surface of the limiting portion 2 to the inside of the limiting portion 2; the spacing hole 21 and the spacing column 32 are in clearance fit, and the unilateral clearance is less than or equal to 0.05 mm.
Specifically, can set up spacing post 32 into the toper post, set up spacing hole 21 into the bell mouth simultaneously, can lead to each other when spacing post 32 is pegged graft with spacing hole 21 like this, be convenient for peg graft, and the axis of pegging graft back spacing post 32 and spacing hole 21 is concentric, has guaranteed positioning accuracy. The transition from the circular truncated cone column to the cylindrical limiting column 32 is equivalent to a deformation of the conical column, the end part of the conical column is cylindrical, the cross section of the conical column is smaller than that of the circular truncated cone column, and the conical column can be conveniently inserted into the limiting hole 21.
As shown in fig. 9 and fig. 10, in a specific implementation, the tiled display screen 100 provided in the embodiment of the present invention further includes: the connecting piece 4 is in a right-angle plate shape, reinforcing plates are arranged on two sides of the connecting piece 4, a right-angle wall of the right-angle plate-shaped connecting piece 4 is connected with the movable cross beam 12, and the other right-angle wall is movably connected with a side beam 15 or a longitudinal beam 14 of the rectangular frame 11 through a bolt 5;
the edge beam 15 and the longitudinal beam 14 are provided with hollow cavities, the cross sections of the edge beam 15 and the longitudinal beam 14 are C-shaped openings, the openings face one side of the movable cross beam 12, and nuts 6 are arranged in the hollow cavities of the edge beam 15 and the longitudinal beam 14 and used for being connected with bolts 5 on the connecting piece 4.
Specifically, by setting the edge beam 15 and the longitudinal beam 14 to have a C-shaped cross section, the movable cross beam 12 is adjusted to a proper position and then the bolt 5 is screwed to fasten the bolt 5 with the nut 6 in the cavity of the edge beam 15 or the longitudinal beam 14, thereby positioning and movably connecting the movable cross beam 12. Wherein, movable beam 12 can follow vertical reciprocal adjusting position, and the cooperation of 3 single back spacing posts 32 of display screen and spacing hole 21 of spacing portion 2 is deuterogamied, then can realize the accurate location of display screen single 3 on support 1, and then guarantees the piece seam precision between the single 3 of display screen.
As shown in fig. 3, in a specific implementation, the hanging portion 31 includes two hook members 311, the two hook members 311 are disposed at intervals along the transverse direction of the display screen unit 3, and the hook member 311 has two hook bodies 312 disposed at intervals along the longitudinal direction; the rectangular frame unit 111 is movably connected with two movable beams 12, and two components of the hook member 311 are respectively hooked with the two movable beams 12.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
Claims (10)
1. A tiled display screen, comprising:
the support comprises a rectangular frame and a movable cross beam, wherein the rectangular frame is internally provided with a cross beam and/or a longitudinal beam to divide the rectangular frame into at least two rectangular frame units, the movable cross beam is arranged in the rectangular frame units, and two ends of the movable cross beam are respectively movably connected with the rectangular frame units;
the limiting part is arranged on the cross beam or the longitudinal beam and is provided with at least two limiting holes;
the back of each display screen monomer is provided with a hanging part and a limiting column, and the limiting column is positioned at the edge of the display screen monomer;
each display screen monomer corresponds to each rectangular frame unit, hanging parts of the display screen monomers are hung with movable cross beams in the corresponding rectangular frame units, and the limiting columns of two adjacent display screen monomers are inserted into the limiting holes of the same limiting part.
2. Tiled display screen according to claim 1,
at least one cross beam and at least one longitudinal beam are arranged in the rectangular frame to divide the rectangular frame into at least four rectangular frame units;
wherein, at least four rectangular frame units are arranged in a matrix.
3. Tiled display screen according to claim 2,
the number of the limiting parts is the same as that of the cross-shaped intersection points of the cross beam and the longitudinal beam, and the limiting parts are arranged at the positions of the cross-shaped intersection points;
the number of the limiting holes in the limiting part is four, and the four limiting holes are correspondingly located in corresponding areas of four rectangular frame units around the cross-shaped intersection point.
4. The tiled display screen of claim 3,
the limiting holes are distributed on the limiting part in a matrix mode.
5. Tiled display screen according to claim 2,
the longitudinal beam between every two transversely adjacent rectangular frame units is provided with the limiting part, the number of limiting holes in the limiting part is four, the connecting line of the two limiting holes is parallel to the longitudinal beam and is arranged in the corresponding area of one rectangular frame unit at one side of the longitudinal beam, and the connecting line of the other two limiting holes is also parallel to the longitudinal beam and is arranged in the corresponding area of one rectangular frame unit at the other side of the longitudinal beam;
or the cross beam between every two longitudinally adjacent rectangular frame units is provided with the limiting parts, the number of the limiting holes in the limiting parts is four, the connecting line of the two limiting holes is parallel to the cross beam and is arranged in the corresponding area of one rectangular frame unit on one side of the cross beam, and the connecting line of the other two limiting holes is also parallel to the cross beam and is arranged in the corresponding area of one rectangular frame unit on the other side of the cross beam.
6. Tiled display screen according to claim 1,
the rectangular frame is internally provided with at least one cross beam which divides the rectangular frame into at least two rectangular frame units which are longitudinally arranged;
the number of the limiting parts is the same as that of the cross beams, and the limiting parts are correspondingly arranged in the middle of the cross beams one by one;
the number of the limiting holes in the limiting portion is four, the connecting line of the two limiting holes is parallel to the cross beam and is located in the corresponding area of the rectangular frame unit on one side of the cross beam, and the connecting line of the other two limiting holes is also parallel to the cross beam and is arranged in the corresponding area of the rectangular frame unit on the other side of the cross beam.
7. Tiled display screen according to claim 1,
the rectangular frame is internally provided with at least one longitudinal beam which divides the rectangular frame into at least two rectangular frame units which are transversely arranged;
the number of the limiting parts is the same as that of the longitudinal beams, and the limiting parts are correspondingly arranged in the middle of the longitudinal beams one by one;
the number of the limiting holes in the limiting portion is four, the connecting line of the two limiting holes is parallel to the longitudinal beam and located in the corresponding area of the rectangular frame unit on one side of the longitudinal beam, and the connecting line of the other two limiting holes is also parallel to the longitudinal beam and located in the corresponding area of the rectangular frame unit on the other side of the longitudinal beam.
8. A tiled display screen according to any of the claims 1-7,
the suspension end of the limiting column from the back of the display screen monomer to the limiting column is transited to a cylinder from a circular truncated cone column, the limiting hole is matched with the limiting column, and the limiting hole vertically extends from the surface of the limiting part to the inside of the limiting part;
the limiting hole and the limiting column are in clearance fit, and the unilateral clearance is smaller than or equal to 0.05 mm.
9. The tiled display screen of claim 1, further comprising:
the connecting piece is in a right-angle plate shape, reinforcing plates are arranged on two sides of the connecting piece, a right-angle wall of the right-angle plate-shaped connecting piece is connected with the movable cross beam, and the other right-angle wall is movably connected with the side beam or the longitudinal beam of the rectangular frame through a bolt;
the side beam and the longitudinal beam are provided with hollow cavities, the cross sections of the side beam and the longitudinal beam are C-shaped openings, the openings face one side of the movable cross beam, and nuts are arranged in the hollow cavities of the side beam and the longitudinal beam and used for being connected with bolts on the connecting piece.
10. Tiled display screen according to claim 1,
the hanging part comprises two hook parts which are arranged at intervals along the transverse direction of the display screen monomer, and the hook parts are provided with two hook bodies which are arranged at intervals along the longitudinal direction;
the rectangular frame unit is movably connected with two movable cross beams, and two construction bodies of the hook component are respectively connected with the two movable cross beams in a hanging mode.
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| CN115083293A (en) * | 2021-03-16 | 2022-09-20 | 西安青松光电技术有限公司 | Display screen splicing and fixing structure, display screen and display screen installation method |
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| CN111243447B (en) | 2022-06-03 |
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