CN213452480U

CN213452480U - Arc LED display screen fixing structure

Info

Publication number: CN213452480U
Application number: CN202021882724.0U
Authority: CN
Inventors: 王宇超; 张勇; 王贺群; 赵旷野; 甘春和; 陈宇
Original assignee: Changchun Cedar Electronics Technology Co Ltd
Current assignee: Changchun Cedar Electronics Technology Co Ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-06-15
Anticipated expiration: 2030-09-02

Abstract

The utility model relates to an arc LED display screen fixing structure, which comprises at least two single-group frames spliced together side by side; each single-group frame comprises a base and a back frame fixed on the base; in the adjacent single-group frames, two adjacent support beams of two bases are fixedly connected through at least one clamping arc component; two adjacent upright posts of the two back frames are fixedly connected through at least one arc clamping component; the utility model discloses the transportation is convenient, the equipment is swift, is applicable to putting up of all kinds of exhibition screens and lease screen.

Description

Arc LED display screen fixing structure

Technical Field

The utility model belongs to the technical field of the LED shows trade, a structure is adorned admittedly to arc LED display screen is related to.

Background

At present, the traditional mounting mode of arc LED display screen generally is the on-the-spot lofting preparation of arc, and structural material generally is iron square pipe, and it is loaded down with trivial details to lead to the on-the-spot welding process like this, and the difficult assurance of structural frame machining precision.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a can shorten the on-the-spot time of putting up and can guarantee the accurate arc LED display screen of radian and adorn structure admittedly.

In order to solve the technical problem, the arc-shaped LED display screen fixing structure of the utility model comprises at least two single-group frames spliced together side by side; each single-group frame comprises a base and a back frame fixed on the base; in the adjacent single-group frames, two adjacent support beams of two bases are fixedly connected through at least one clamping arc component; two adjacent upright posts of the two back frames are fixedly connected through at least one arc clamping component; the clamping arc component comprises an A clamping arc connecting piece and a B clamping arc connecting piece; the A clamping arc connecting piece is composed of an A1 connecting face, an A2 connecting face and an A3 connecting face which are integrated; the B card arc connecting piece is composed of an integrated B1 connecting surface, an B2 connecting surface and a B3 connecting surface; the A1 connecting surface is fixedly connected with the B1 connecting surface; the A2 connecting surface and the B2 connecting surface are respectively and fixedly connected with the rear surfaces of two adjacent vertical rods; the A3 connecting surface and the B3 connecting surface are fixedly connected with the side surfaces of two adjacent vertical rods respectively; the base and the back frame are frames assembled by a plurality of sectional materials; the included angle alpha between the connecting surface A2 and the connecting surface B2 is less than 180 degrees or more than 180 degrees.

The base and the back frame are frames assembled by a plurality of industrial aluminum profiles with sliding grooves on four sides.

The base comprises an upper cross beam, an upper longitudinal beam, a supporting beam, a lower cross beam, a lower longitudinal beam and a back frame supporting cross beam; the upper cross beam and the upper longitudinal beam, the upper cross beam and the supporting beam, the upper longitudinal beam and the supporting beam, the lower cross beam and the lower longitudinal beam, the lower cross beam and the supporting beam and the lower longitudinal beam and the supporting beam are fixedly connected through large angle connectors and special section bar screws; the back frame supporting cross beam is fixedly connected with the upper longitudinal beam through an L-shaped connecting piece and a special section bar screw.

The base also comprises an adjusting ground foot plate and a ground foot; the adjusting base plate is fixed at four corners of the bottom of the base, and the ground feet are in threaded connection with the adjusting base plate.

The back frame comprises an upper transverse rod, an upper longitudinal rod, a vertical rod and a lower longitudinal rod; the two upper transverse rods and the two upper longitudinal rods are fixedly connected by L-shaped connecting pieces and special section bar screws; the two upper vertical rods are connected and fixed with the vertical rods, the lower vertical rods are connected with the vertical rods, and the vertical rods are connected with the upper cross beam and the back frame supporting cross beam through large angle codes and special section bar screws.

The utility model discloses beneficial effect:

1. the back frame and the base are mainly assembled by industrial aluminum profiles with sliding grooves on four sides, the aluminum profiles and connecting pieces forming the back frame and the base can be respectively independent during transportation, the transportation is convenient, the assembly is rapid, and meanwhile, an anti-corrosion treatment process can be omitted; the method is suitable for building various exhibition screens and rental screens.

2. The requirement on the on-site construction precision is low, and any on-site installer can quickly complete installation through drawings.

3. The foundation is adjusted at multiple positions on each group of bases, the problem that the ground of a building site is uneven can be solved, and meanwhile, an iron plate is additionally arranged on each foundation, so that the stress area can be increased, and the fixing structure is more stable.

Description of the drawings:

FIG. 1 is a schematic view of the general assembly of the present invention;

FIG. 2 is a schematic view of the assembly of the single-unit frame of the present invention;

fig. 3 is a schematic view of the base assembly.

Fig. 4 is a partial enlarged view of a node I of the present invention;

FIG. 5 is a partial enlarged view of node II of the present invention;

fig. 6 is a partial enlarged view of a node iii according to the present invention;

fig. 7 is a schematic connection diagram of the clamp arc assembly of the present invention;

FIG. 8 is a three-dimensional schematic view of the LED display screen and the mounting structure.

In the figure: 1.a base; 11. an upper cross beam; 12. an upper longitudinal beam; 13.a support beam; 14. a lower cross beam; 15. a lower longitudinal beam; 16. a back frame supporting cross beam; 2.a back frame; 21. an upper cross bar; 22. an upper longitudinal rod; 23. erecting a rod; 24. a lower longitudinal bar; 3.a clamp arc assembly; a clamp arc piece; 311.a1 joint face; 312.a2 connection face; 313.a3 joint face; a B clamp arc piece; 321, B1 connecting surface; a B2 connection face; 323, B3 connecting face; 4. a large corner brace; an L-shaped connector; 6. special section bar screws; 7. adjusting the base plate; 8. ground feet; 9. and connecting the bolts.

Detailed Description

The following detailed description is to be read in connection with the accompanying drawings and the detailed description.

As shown in fig. 1 to 3, the arc LED display screen fixing structure of the present invention includes 2 single-group frames; each single-group frame comprises a base 1 and a back frame 2, and the back frame 2 is fixed on the base 1.

The base 1 is a frame formed by assembling a plurality of industrial aluminum profiles with sliding grooves on four sides through special large corner connectors 4 and special section bar screws 6, and comprises an upper cross beam 11, an upper longitudinal beam 12, a supporting beam 13, a lower cross beam 14, a lower longitudinal beam 15 and a back frame supporting cross beam 16; the upper cross beam 11 and the upper longitudinal beam 12, the upper cross beam 11 and the supporting beam 13, the upper longitudinal beam 12 and the supporting beam 13, the lower cross beam 14 and the lower longitudinal beam 15, the lower cross beam 14 and the supporting beam 13 and the lower longitudinal beam 15 and the supporting beam 13 are fixedly connected through a large angle brace 4 and a special section bar screw 6; the adjusting ground foot plates 7 are fixed at four corners of the bottom of the base 1, the ground feet 8 are in threaded connection with the adjusting ground foot plates 7, and the upper surfaces of the 2 single-group frame bases 1 can be in the same plane by adjusting the ground feet 8 after the single-group frames are assembled.

As shown in fig. 2, 4 and 5, the back frame 2 is installed above the base 1 and is a frame assembled by an upper cross bar 21, an upper vertical bar 22, a vertical bar 23 and a lower vertical bar 24; the upper cross rod 21, the upper vertical rod 22, the upright rod 23 and the lower vertical rod 24 are all made of industrial aluminum profiles with sliding grooves on four sides; the two upper transverse rods 21 and the two upper longitudinal rods 22 are fixedly connected by an L-shaped connecting piece 5 and a special section bar screw 6; the two upper vertical rods 22 and the vertical rod 23 and the two lower vertical rods 24 and the vertical rod 23 are fixedly connected by a large corner connector 4 and a special section bar screw 6.

In the adjacent single-group frames, two adjacent support beams 13 are connected and fixed through two clamping arc components 3; two adjacent upright rods 23 are connected and fixed through two clamping arc components 3.

As shown in fig. 6 and 7, the card arc assembly comprises an a card arc connecting piece 31 and a B card arc connecting piece 32; the A-shaped clamping arc connecting piece 31 is composed of an A1 connecting surface 311, an A2 connecting surface 312 and an A3 connecting surface 313 which are integrated; the B card arc connecting piece 32 is composed of an integrated B1 connecting face 321, an B2 connecting face 322 and a B3 connecting face 323; the A1 connecting surface is fixedly connected with the B1 connecting surface through a connecting bolt 9; the a2 connection surface 312 and the B2 connection surface 322 are respectively fixedly connected with the back surfaces of two adjacent upright bars 23 through profile special screws 6 (here, the surface of the upright bar 23 contacting with the arc display screen is the front surface, and the other opposite surface is the back surface); the A3 connecting surface 313 and the B3 connecting surface 323 are fixedly connected with the side surfaces of two adjacent vertical rods 23 through special section bar screws 6 respectively; an included angle alpha between the A2 connecting surface 312 and the B2 connecting surface 322 is determined according to the radian of the arc-shaped display screen; for a convex arc display screen, alpha is less than 180 degrees; for a concave arc display screen, α is greater than 180 °.

The A clamp arc connecting piece 31 and the B clamp arc connecting piece 32 are formed by welding a sheet metal number control piece and a sheet metal bending piece.

The utility model is not limited to the above structure, the base 1 and the back frame 2 can be assembled by section bars made of other materials; the base can also adopt single-row base or 2 bases above, and a plurality of bases can be transversely spliced at will according to the width of the display screen. The plurality of back frames can be transversely spliced or longitudinally spliced according to the width and the height of the display screen.

Claims

1. An arc-shaped LED display screen fixing structure comprises at least two single-group frames which are spliced together side by side; each single-group frame comprises a base (1) and a back frame (2) fixed on the base (1); the device is characterized in that in the adjacent single-group frames, two adjacent supporting beams (13) of two bases (1) are connected and fixed through at least one arc clamping component (3); two adjacent upright rods (23) of the two back frames (2) are fixedly connected through at least one arc clamping component (3); the clamping arc component (3) comprises an A clamping arc connecting piece (31) and a B clamping arc connecting piece (32); the A clamping arc connecting piece (31) is composed of an A1 connecting face (311), an A2 connecting face (312) and an A3 connecting face (313) which are integrated; the B card arc connecting piece (32) is composed of an integrated B1 connecting face (321), a B2 connecting face (322) and a B3 connecting face (323); the A1 connecting surface is fixedly connected with the B1 connecting surface; the A2 connecting surface (312) and the B2 connecting surface (322) are respectively and fixedly connected with the rear surfaces of two adjacent vertical rods (23); the A3 connecting surface (313) and the B3 connecting surface (323) are respectively and fixedly connected with the side surfaces of two adjacent vertical rods (23); the included angle alpha between the A2 connecting surface (312) and the B2 connecting surface (322) is less than 180 degrees or more than 180 degrees.

2. The arc-shaped LED display screen fixing structure as claimed in claim 1, wherein the base (1) and the back frame (2) are frames assembled by a plurality of industrial aluminum profiles with sliding grooves on four sides.

3. The arc-shaped LED display screen fixing structure according to claim 2, wherein the base (1) comprises an upper cross beam (11), an upper longitudinal beam (12), a supporting beam (13), a lower cross beam (14), a lower longitudinal beam (15) and a back frame supporting cross beam (16); the upper cross beam (11) and the upper longitudinal beam (12), the upper cross beam (11) and the supporting beam (13), the upper longitudinal beam (12) and the supporting beam (13), the lower cross beam (14) and the lower longitudinal beam (15), the lower cross beam (14) and the supporting beam (13), and the lower longitudinal beam (15) and the supporting beam (13) are fixedly connected through a large angle bracket (4) and a special section bar screw; the back frame supporting cross beam (16) is fixedly connected with the upper longitudinal beam (12) through an L-shaped connecting piece (5) and a special section bar screw.

4. The arc-shaped LED display screen fixing structure according to claim 1, wherein the base (1) further comprises an adjusting base plate (7) and a ground pin (8); the adjusting floor boards (7) are fixed at four corners of the bottom of the base (1), and the ground feet (8) are in threaded connection with the adjusting floor boards (7).

5. The arc-shaped LED display screen fixing structure as claimed in claim 3, wherein the back frame (2) comprises an upper cross bar (21), an upper longitudinal bar (22), a vertical bar (23) and a lower longitudinal bar (24); the two upper transverse rods (21) and the two upper longitudinal rods (22) are fixedly connected by an L-shaped connecting piece (5) and a special section bar screw; the two upper vertical rods (22) and the upright rods (23), the lower vertical rods (24) and the upright rods (23), the upper cross beam (11) and the back frame supporting cross beam (16) are connected and fixed by large corner connectors (4) and special section bar screws.