CN114399963B - A fixed box for LED display - Google Patents

Abstract

The invention discloses a LED display fixing box, which comprises a box body, a back plate arranged on the back of the box body and connected with bolts to the box body, and a connecting member connected to an LED module. The connecting member includes a first connecting piece, a first frame Two arc-shaped guide grooves are symmetrically arranged on both sides of the lower part, and a first arc-shaped guide rod is slidably connected in the arc-shaped guide groove, and a first connecting plate is connected to the lower end of the first arc-shaped guide rod. The upper end of the rod is hinged with the first connecting rod, the first connecting rods on both sides are hinged with the lower part of the first connecting head, and the upper part of the first connecting head is rotatably connected with the first adjusting bolt; the supporting member includes a center seat, and the four corners of the center seat The first support bar is connected, the four corners of the LED display screen are provided with fixing seats, and the other end of the first supporting bar is connected with the fixing seats. The invention realizes the adjustment of the angle of the LED module through the first connecting piece. Since the angles of the adjacent LED modules can be adjusted independently, the whole LED display screen is flexibly connected, and the LED display screen can be adjusted to any curved surface according to actual needs.

Description

A fixed box for LED display

technical field

The invention belongs to the technical field of LED display screens, in particular to an LED display screen fixing box.

Background technique

LED is a kind of flat-panel display, because LED display has the characteristics of low power consumption, long life and good color, it is widely used in public places for advertising or information release. At present, when installing large-scale LED screens in many outdoor places, according to the actual situation of the installation location, the LED screen is required to appear as a curved surface as a whole after installation. Usually, the entire LED screen is composed of several LED modules, and a certain angle is formed between two adjacent LED modules, so that the entire LED screen presents the effect of a curved surface.

However, once the angle between two adjacent LED modules of this LED screen is determined during installation, it is difficult to change, that is, the current LED screen cannot freely adjust its curved surface effect.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies in the prior art, and provide a LED display screen fixing box to solve the problem that the existing LED display screen cannot adjust the radian of its curved surface.

In order to achieve the above object, the technical scheme adopted in the present invention is:

A LED display fixing box, including a box body, a backboard arranged on the back of the box body and connected with bolts to the box body, and a connecting member connecting LED modules, the backboard is provided with several radiators, and several LED modules The corners of the LED display screen are connected by connecting members; the connecting member includes a first connecting piece, and the first connecting piece includes a first frame, and two arcs are symmetrically arranged on both sides of the lower part of the first frame. Guide groove, the arc guide groove is slidably connected with the first arc guide rod, the center of the arc guide groove and the first arc guide rod falls on the outer surface of the LED module, the lower end of the first arc guide rod A first connecting plate is connected, and the first connecting plate is connected to the LED module through bolts. The upper end of the first arc-shaped guide rod is hinged with a first connecting rod. A first connecting head is provided in the first frame. The first connecting rod is hinged with the lower part of the first connecting head, and the first adjusting bolt is rotatably connected to the upper part of the first connecting head, and the first adjusting bolt is threadedly connected with the first frame; There is a supporting member, the supporting member includes a central base, the four corners of the central base are connected with first support rods, the four corners of the LED display screen are provided with fixing seats, the other end of the first supporting rod is connected with the fixing seats, The fixing seat on the upper part and the lower part on the same side are connected by a second support rod, and a number of fixing bolts are arranged on one side of the fixing seat, and the fixing bolts penetrate the backboard and are connected with the backboard through nuts.

When adjusting the angle of the LED display screen, turn the first adjusting bolt to move up and down on the first frame, the first adjusting bolt drives the first connecting rod to move up and down through the first connecting head, and the first connecting rod drives the first curved guide rod An arc-shaped groove slides telescopically, thereby driving the LED module to adjust the angle through the first connecting plate. Since the angle of the adjacent LED module can be adjusted independently, the entire LED display is flexibly connected. The LED display is based on the actual situation. Needs to be adjusted to any surface.

As a further preference of this technical solution, the connecting member also includes a second connecting piece, the second connecting piece includes a second frame, and two arc-shaped guide grooves are symmetrically arranged on both sides of the lower part of the second frame, and the arc A second arc-shaped guide rod is slidably connected to the inner-shaped guide groove, the center of the second arc-shaped guide rod falls on the outer surface of the LED module, and the lower end of the second arc-shaped guide rod is connected to a second connecting plate. A second connecting head is provided in the second frame, and the second connecting rods on both sides are hinged with the lower part of the second connecting street. The upper part of the second connecting head is rotatably connected with a second adjusting bolt, which is connected to the second The upper part of the frame is threaded; the second connector is arranged between the edge of the LED display and the adjacent first connector, and when the second connector is arranged on the edge of the LED display, the upper and lower second connectors are horizontal Arrangement, the second connectors on the left and right sides are arranged longitudinally; when the second connectors are arranged on the adjacent second connectors, the second connecting plate is connected to the lower part of the first frame; the second connector realizes the adjacent LED The adjustment of the upper and lower radians of the module further expands the adjustment range of the LED display.

As a further preference of this technical solution, the lower part of the first frame is provided with several threaded holes, and the second connecting plate is detachably connected to the threaded holes in the lower part of the first frame through several tightening bolts, which improves the universality of the second connecting piece. Reliability, reducing the cost of disassembly and maintenance of connecting components.

As a further preference of this technical solution, the lower part of the first frame is provided with a U-shaped slot, and the second connecting plate of the second connector is stuck in the U-shaped slot, which is convenient for connecting the second connector to the first connector. Rapid positioning.

As a further preference of this technical solution, a first joint is provided on one side of the fixed seat, a second joint is provided on one side of the first joint, and a first sleeve is sleeved on the outside of the first support rod. One end of the casing is hinged to the center seat, one end of the first support rod is hinged to the second hinge, the first sleeve is provided with a first fastening bolt; the two ends of the second support rod are externally sleeved with a second sleeve, The other end of the second sleeve is hinged with the first hinge joint, and the second sleeve is provided with a second fastening bolt; the first sleeve and the second sleeve are used for supporting LED display screens of different sizes after assembly.

As a further preference of this technical solution, the second support rod is a two-stage structure, a connecting sleeve is provided between the second support rods at both ends, one end of the second support rod is slidably connected with the second sleeve, and the second support The other end of the rod is connected with a screw rod, which is threadedly connected with the connecting sleeve, and the screw sleeve is used for fine-tuning the distance between the upper and lower fixing seats.

As a further preference of this technical solution, a vertical plate is provided on one side of the upper part of the fixed seat, and a buffer spring is provided on one side of the vertical plate, and the other end of the buffer spring is against the inner wall of the box, and the buffer spring is used to buffer the LED display screen. The vibration between the box and the cabinet avoids damage to the LED display.

As a further optimization of this technical solution, an adjustment rod is threadedly connected to the vertical plate, and a baffle is provided at one end of the adjustment rod, and the buffer spring is fixedly connected to the baffle, and the adjustment rod is convenient to adjust according to the LED display screen and the inner wall of the box. Adjust the preload of the buffer spring according to the spacing.

As a further preference of this technical solution, several limiting grooves are provided on the inner wall of the box, and one end of the buffer spring is arranged inside the limiting groove, so as to prevent the buffer spring from sliding on the inner wall of the box.

The beneficial effects of the present invention are:

1) The present invention realizes the adjustment of the angle of the LED module through the first connector. Since the angles of the adjacent LED modules can be adjusted independently, the entire LED display screen is flexibly connected, and the LED display screen can be adjusted to any curved surface according to actual needs .

2) The connecting member also includes a second connecting piece, the second connecting piece is arranged between the edge of the LED display screen and the adjacent first connecting piece, when the second connecting piece is arranged on the edge of the LED display screen, the upper and lower first connecting pieces The two connecting parts are arranged horizontally, and the second connecting parts on the left and right sides are arranged vertically; when the second connecting parts are arranged on the adjacent second connecting parts, the second connecting plate is connected to the lower part of the first frame; the second connecting parts realize The adjustment of the upper and lower radians of the adjacent LED modules is greatly improved, and the adjustment range of the LED display screen is further expanded.

3) The lower part of the first frame is provided with a number of threaded holes, and the second connecting plate is detachably connected with the threaded holes in the lower part of the first frame through a number of set bolts, which improves the versatility of the second connecting piece and reduces the disassembly and assembly of the connecting member. The cost of maintenance.

4) The lower part of the first frame is provided with a U-shaped slot, and the second connecting plate of the second connecting piece is stuck in the U-shaped slot, which facilitates quick positioning when the second connecting piece is connected to the first connecting piece.

5) One side of the fixed base is provided with a first hinged joint, and one side of the first hinged joint is provided with a second hinged joint. The first support rod is sheathed with a first sleeve, and one end of the first sleeve is hinged to the center seat , one end of the first support rod is hinged to the second hinge joint, the first sleeve is provided with a first fastening bolt; the two ends of the second support rod are sleeved with a second sleeve, and the other end of the second sleeve is first hinged The head is hinged, and the second sleeve is provided with a second fastening bolt; the first sleeve and the second sleeve are used for supporting LED displays of different sizes after assembly.

6) The second support rod has a two-stage structure, a connecting sleeve is provided between the two ends of the second support rod, one end of the second support rod is slidingly connected with the second sleeve, and the other end of the second support rod is connected with a screw rod, The screw rod is threadedly connected with the connecting sleeve, and the screw sleeve is used for fine-tuning the distance between the upper and lower fixing seats.

7) There is a vertical plate on the upper side of the fixed seat, and a buffer spring on one side of the vertical plate. The other end of the buffer spring is against the inner wall of the box. The buffer spring is used to buffer the vibration between the LED display and the box, avoiding the LED The display is damaged.

8) An adjustment rod is threadedly connected to the vertical plate, and one end of the adjustment rod is provided with a baffle, and the buffer spring is fixedly connected with the baffle, and the adjustment rod is convenient for adjusting the preload of the buffer spring according to the distance between the display screen and the inner wall of the box.

9) A number of limiting grooves are provided on the inner wall of the box, and one end of the buffer spring is arranged inside the limiting groove, which prevents the buffer spring from sliding on the inner wall of the box.

Description of drawings

Accompanying drawing 1 is the front structural diagram of a kind of LED display screen fixing box of the present invention.

Accompanying drawing 2 is the rear structural diagram of a kind of LED display screen fixing box of the present invention.

Accompanying drawing 3 is a schematic diagram of the internal structure of a LED display screen fixing box of the present invention.

Accompanying drawing 4 is a schematic diagram of connection of LED modules in an LED display screen fixing box of the present invention.

Accompanying drawing 5 is the structural schematic diagram of the connection member in the LED display screen fixing box of the present invention.

Accompanying drawing 6 is the structural diagram of the first connector in the LED display screen fixing box of the present invention.

Accompanying drawing 7 is the structural schematic diagram of the second connector in the LED display screen fixing box of the present invention.

Accompanying drawing 8 is a structural schematic diagram of the support member in the LED display screen fixing box of the present invention.

Accompanying drawing 9 is the schematic diagram of the structure of the fixing seat in the LED display fixing box of the present invention.

Figure 10 is an exploded view of the second support rod and the second bushing in the LED display fixing box of the present invention.

Accompanying drawing 11 is an enlarged view of part A in Fig. 3 of an LED display screen fixing box of the present invention.

In the figure: 1. LED display screen; 101. LED module; 2. Cabinet body; 201. Limiting groove; 3. Backplane; 301. Radiator; 4. Connecting member; 401. First connector; 4011. The first connecting plate; 4012, the first arc-shaped guide rod; 4013, the arc-shaped guide groove; 4014, the first connecting rod; 4015, the first connecting head; 4016, the first adjusting bolt; 4019, the first frame; 402, the second connector; 4021, the second connecting plate; 4022, the second arc guide rod; 4023, the second frame; 4024, the second connecting rod; 4025, the second Connecting head; 4026, second adjusting bolt; 4027, set bolt; 5, support member; 501, center seat; 502, first support rod; 503, first casing; 504, first fastening bolt; 505, 506, the second casing; 507, the screw; 508, the connecting sleeve; 509, the fixed seat; 5091, the first joint; 5092, the second joint; 5093, the vertical plate; 5095, baffle plate; 5096, buffer spring; 510, fixing bolt.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings 1-11. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In describing the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientations or positional relationships indicated by "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention, rather than indicating or It should not be construed as limiting the invention by implying that a referenced device or element must have a particular orientation, configuration, and operation in a particular orientation.

As shown in Figures 1-4, Figure 6, and Figure 8, a fixed box for an LED display screen 1 includes a box body 2, a back plate 3 arranged on the back of the box body 2 and bolted to the box body 2, and connected to the LED module The connecting member 4 of 101, the back plate 3 is provided with several heat sinks 301, and the corners of several LED modules 101 are connected to form an LED display screen 1 through the connecting member 4; the connecting member 4 includes a first connecting piece 401 The first connecting piece 401 includes a first frame 4019, two arc-shaped guide grooves 4013 are symmetrically arranged on both sides of the lower part of the first frame 4019, and the first arc-shaped guide grooves 4013 are slidably connected to The center of circle of the rod 4012, the arc-shaped guide groove 4013 and the first arc-shaped guide rod 4012 falls on the outer surface of the LED module 101, the lower end of the first arc-shaped guide rod 4012 is connected with the first connecting plate 4011, and the first connecting plate 4011 is connected to the LED module 101 through bolts, the first arc-shaped guide rod 4012 is hinged with a first connecting rod 4014, the first frame 4019 is provided with a first connecting head 4015, and the first connecting rods on both sides 4014 is hinged with the lower part of the first connecting head 4015, the upper part of the first connecting head 4015 is rotatably connected with the first adjusting bolt 4016, and the first adjusting bolt 4016 is threadedly connected with the first frame 4019; the LED display screen 1 The back is provided with a supporting member 5, and the supporting member 5 includes a central base 501, the four corners of the central base 501 are connected with a first support rod 502, and the four corners of the LED display screen 1 are provided with a fixing base 509, the first support The other end of the rod 502 is connected to the fixing seat 509, and the upper and lower fixing seats 509 on the same side are connected through the second support rod 505. A number of fixing bolts 510 are arranged on one side of the fixing seat 509, and the fixing bolts 510 penetrate the backboard 3 and Connect with the backplane 3 through nuts.

When adjusting the angle of the LED display screen 1, turn the first adjusting bolt 4016 to move up and down on the first frame 4019, the first adjusting bolt 4016 drives the first connecting rod 4014 to move up and down through the first connector 4015, and the first connecting rod 4014 drives the first connecting rod 4014 to move up and down An arc-shaped guide rod 4012 telescopically slides in the first arc-shaped groove, thereby driving the LED module 101 to adjust the angle through the first connecting plate 4011. Since the angles of adjacent LED modules 101 can be adjusted independently, the entire LED The display screen 1 is flexibly connected, and the LED display screen 1 is adjusted to any curved surface according to actual needs.

As shown in Fig. 4-5 and Fig. 7, in this embodiment, the connecting member 4 further includes a second connecting piece 402, and the second connecting piece 402 includes a second frame 4023, and the lower part of the second frame 4023 Two arc-shaped guide grooves 4013 are arranged symmetrically on both sides, and a second arc-shaped guide rod 4022 is slidably connected to the inside of the arc-shaped guide groove 4013. The center of the second arc-shaped guide rod 4022 falls on the outer surface of the LED module 101 Above, the lower end of the second arc-shaped guide rod 4022 is connected with the second connecting plate 4021, the second connecting head 4025 is arranged inside the second frame 4023, and the second connecting rods 4024 on both sides are hinged with the lower part of the second connecting street. , the upper part of the second connecting head 4025 is rotatably connected with the second adjusting bolt 4026, and the second adjusting bolt 4026 is threadedly connected with the upper part of the second frame 4023; Between the adjacent first connectors 401, when the second connectors 402 are arranged on the edge of the LED display screen 1, the upper and lower second connectors 402 are arranged horizontally, and the left and right second connectors 402 are arranged vertically; When the second connecting piece 402 is arranged on the adjacent second connecting piece 402, the second connecting plate 4021 is connected to the lower part of the first frame 4019; The adjustment range of the LED display 1 is clearly defined.

As shown in Figures 6-7, in this embodiment, the lower part of the first frame 4019 is provided with several threaded holes 4017, and the second connecting plate 4021 can be connected with the threaded holes 4017 at the lower part of the first frame 4019 through several fastening bolts 4027. The detachable connection improves the versatility of the second connecting piece 402 and reduces the cost of disassembling and maintaining the connecting member 4 .

As shown in Figure 6, in this embodiment, the lower part of the first frame 4019 is provided with a U-shaped card slot 4018, and the second connecting plate 4021 of the second connecting piece 402 is stuck in the U-shaped card slot 4018, which is convenient for the second Quick positioning when the connecting piece 402 is connected with the first connecting piece 401 .

As shown in Figures 8-9, in this embodiment, a first joint 5091 is provided on one side of the fixing base 509, a second joint 5092 is provided on one side of the first joint 5091, and the first support rod 502 is sheathed with a first sleeve 503, one end of the first sleeve 503 is hinged with the center seat 501, one end of the first support rod 502 is hinged with the second hinge 5092, and the first sleeve 503 is provided with a first fastening bolt 504 ; The two ends of the second support rod 505 are sleeved with a second sleeve 506, the other end of the second sleeve 506 is hinged with the first joint 5091, and the second sleeve 506 is provided with a second fastening bolt ; The first sleeve 503 and the second sleeve 506 are used to support LED display screens 1 of different sizes after assembly.

As shown in Figure 10, in this embodiment, the second support rod 505 has a two-stage structure, and a connecting sleeve 508 is provided between the second support rods 505 at both ends, and one end of the second support rod 505 is connected to the second The casing 506 is slidingly connected, and the other end of the second support rod 505 is connected with a screw 507, and the screw 507 is threaded with the connecting sleeve 508, and the screw sleeve is used for fine-tuning the distance between the upper and lower fixing seats 509.

As shown in Figure 9, in this embodiment, a vertical plate 5093 is provided on one side of the upper part of the fixed seat 509, and a buffer spring 5096 is provided on one side of the vertical plate 5093, and the other end of the buffer spring 5096 is in contact with the inner wall of the box body 2. In contrast, the buffer spring 5096 is used to buffer the vibration between the LED display screen 1 and the box body 2 to avoid damage to the LED display screen 1 .

As shown in Figure 9, in this embodiment, the vertical plate 5093 is threaded with an adjustment rod 5094, and one end of the adjustment rod 5094 is provided with a baffle 5095, and the buffer spring 5096 is fixedly connected with the baffle 5095, adjusting The rod 5094 is convenient for adjusting the pretightening force of the buffer spring 5096 according to the distance between the display screen and the inner wall of the box body 2 .

As shown in Figure 11, in this embodiment, the inner wall of the box body 2 is provided with a number of limit grooves 201, and one end of the buffer spring 5096 is arranged inside the limit groove 201, which prevents the buffer spring 5096 from being placed in the box body 2. slide on the inner wall.

The above content is only an example and description of the structure of the present invention. Those skilled in the art make various modifications or supplements to the described specific embodiments or replace them in similar ways, as long as they do not deviate from the structure of the invention. Or beyond the scope defined in the claims, all should belong to the protection scope of the present invention.

Claims (2)

1. A LED display screen fixed box, comprising a box body, a back plate arranged on the back of the box body and connected with box body bolts and a connecting member connecting the LED module, the back plate is provided with some heat sinks, and some LED The corners of the modules are connected into an LED display screen through connecting members; it is characterized in that the connecting member includes a first connecting piece, and the first connecting piece includes a first frame, and the lower part of the first frame is symmetrically arranged on both sides. There are two arc-shaped guide grooves, and a first arc-shaped guide rod is slidably connected in the arc-shaped guide grooves. The centers of the arc-shaped guide grooves and the first arc-shaped guide rod fall on the outer surface of the LED module. The lower end of the arc-shaped guide rod is connected with a first connecting plate, which is connected to the LED module through bolts, the upper end of the first arc-shaped guide rod is hinged with a first connecting rod, and the first frame is provided with a first A connecting head, the first connecting rods on both sides are hinged with the lower part of the first connecting head, the upper part of the first connecting head is rotatably connected with a first adjusting bolt, and the first adjusting bolt is threadedly connected with the first frame; The back of the LED display screen is provided with a support member, the support member includes a center seat, the four corners of the center seat are connected with first support rods, the four corners of the LED display screen are provided with fixing seats, and the other part of the first support rod One end is connected to the fixing seat, and the upper and lower fixing seats on the same side are connected through the second support rod. There are a number of fixing bolts on one side of the fixing seat, and the fixing bolts penetrate the backboard and are connected to the backboard through nuts; the connecting member It also includes a second connecting piece, the second connecting piece includes a second frame, two arc-shaped guide grooves are symmetrically arranged on both sides of the lower part of the second frame, and a second arc-shaped guide groove is slidably connected in the arc-shaped guide groove. guide rod, the center of the second arc-shaped guide rod falls on the outer surface of the LED module, the lower end of the second arc-shaped guide rod is connected with a second connecting plate, and a second connecting head is provided in the second frame. The second connecting rod on the side is hinged with the lower part of the second connecting street, the upper part of the second connecting head is rotatably connected with the second adjusting bolt, and the second adjusting bolt is threadedly connected with the upper part of the second frame; the second connecting piece is set Between the edge of the LED display and the adjacent first connector, when the second connector is arranged on the edge of the LED display, the upper and lower second connectors are arranged horizontally, and the left and right second connectors Longitudinal arrangement; when the second connecting piece is arranged on the adjacent first connecting piece, the second connecting plate is connected to the lower part of the first frame; the lower part of the first frame is provided with several threaded holes, and the second connecting plate is passed through several fastening bolts It is detachably connected with the threaded hole on the lower part of the first frame; the lower part of the first frame is provided with a U-shaped card slot, and the second connecting plate of the second connector is stuck in the U-shaped card slot; one side of the fixed seat is provided with There is a first hinged joint, a second hinged joint is provided on one side of the first hinged joint, a first sleeve is sleeved on the outside of the first support rod, one end of the first sleeve is hinged to the central seat, and one end of the first support rod is connected to the The second hinge is hinged, the first sleeve is provided with a first fastening bolt; the two ends of the second support rod are sleeved with a second sleeve, the other end of the second sleeve is hinged with the first hinge, and the first hinge is hinged. A second fastening bolt is provided on the second sleeve; the second support rod is a two-stage structure, and a connecting sleeve is provided between the second support rods at both ends, and one end of the second support rod slides with the second sleeve connection, the other end of the second support rod is connected with a screw rod, and the screw rod is threadedly connected with the connecting sleeve; the upper side of the fixed seat is provided with a vertical plate, and one side of the vertical plate is provided with a buffer spring, and the other end of the buffer spring is connected to the box The internal walls are offset; the vertical plate is screwed with an adjustment rod, and one end of the adjustment rod is provided with a baffle, and the buffer spring is fixedly connected with the baffle. 2 . The LED display fixing box according to claim 1 , wherein a plurality of limiting grooves are provided on the inner wall of the box, and one end of the buffer spring is arranged inside the limiting grooves. 3 .

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