Angle-adjustable supporting frame for LED spliced screen

Abstract

The utility model relates to the technical field of display screen supports, in particular to an angle-adjustable supporting frame for an LED spliced screen, which is convenient for quick assembly and disassembly of a main body and provides support for other devices through a supporting device, and limits the radian adjusting angle of the supporting device through a limiting device. Power is provided for adjustment of the display angle of the supporting device through the driving device, an operator can conveniently adjust the position of a spliced screen according to the display radian of the supporting device through the adjusting device, collision or large gaps between screens during radian adjustment are prevented, and the practicability of the device is improved; comprising a supporting device, a limiting device, a driving device and an adjusting device, the limiting device is installed on the supporting device, the driving device is installed on the supporting device, and the adjusting device is installed on the limiting device.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of display screen support, in particular to a kind of adjustable support frame of angle of LED splicing screen. BACKGROUND

[0002] LED module, by integrated multiple rows multiple columns light-emitting diode quadrilateral module is formed, can be spliced into large screen display screen, LED module is encapsulated with epoxy resin not only light in weight, but also can withstand high strength mechanical impact and vibration, not easy to break, and LED module has the advantages of small power consumption, low heat, high brightness, environmental protection and long service life, is widely used in the field of current illumination, most commonly used in display position screen, billboard screen or stage display occasion, for the installation of LED module, currently, multiple LED modules are spliced and fixed on LED box first, then LED box is installed on support, finally multiple LED boxes are spliced on support to become complete plane screen.

[0003] The prior art patent with the application number CN202320808582.0 relates to an adjustable LED splicing screen mounting support, which includes a crossbeam, a groove, a movable piece, a containing groove, an extension part and a scale, etc., and can change the distance between the front and rear ends of two adjacent bases, thereby forming a concave surface, a convex surface or a plane on the front side of the installed wall, which is flexible and adaptable.

[0004] However, the above-mentioned device is difficult to move and adjust after the main support is fixed in position, and the placement angle of the main support needs to be adjusted and carried manually, which may cause large errors. UTILITY MODEL CONTENT

[0005] To solve the above technical problems, the utility model provides a kind of through support device, the quick installation of main body and disassembly and provide support to other devices, through limiting device, the angle of the arc of support device is limited, through drive device, the display angle adjustment of support device is powered, through adjusting device, operator is adjusted to the position of splicing screen according to the display arc of support device, prevent the knock or large gap between screen when arc adjustment, improve the practicality of device, a kind of adjustable support frame of angle of LED splicing screen.

[0006] The utility model discloses a kind of angle adjustable support frame of LED splicing screen;Including supporting device, limiting device, driving device and adjusting device, limiting device is installed on supporting device, driving device is installed on supporting device, adjusting device is installed on limiting device;By supporting device, the quick installation and removal of main body are facilitated and other devices are provided with support, by limiting device, the angle of the radian of supporting device is limited, by driving device, the display angle adjustment of supporting device is powered, by adjusting device, it is convenient for operator to adjust the position of splicing screen according to the display radian of supporting device, prevent the knock or larger gap between screen when radian is adjusted, improve the practicality of device.

[0007] Preferably, the supporting device includes a rack, a bottom plate, a pivot seat, a cover plate, a mounting bracket, a positioning hole, and a limiting protrusion. The bottom plate is arranged at the bottom of the front end face of the rack. The cover plate is connected to the top of the front end face of the rack through the pivot seat. A plurality of mounting brackets are vertically arranged on the bottom plate. Two sets of limiting protrusions are arranged on the upper and lower end faces of the mounting bracket. Two sets of positioning holes are arranged on the middle of the lower end face of the cover plate and the middle of the upper end face of the bottom plate. The two sets of limiting protrusions at the lower part of one mounting bracket are inserted into the two sets of positioning holes on the bottom plate. Then, the cover plate is placed on the upper part of the mounting bracket, so that the limiting protrusions on the upper part of the mounting bracket are inserted into the two sets of positioning holes on the lower end face of the cover plate. Thus, the position of the mounting bracket is fixed. The cover plate has the ability to rotate through the pivot seat, so that the mounting bracket can be quickly installed and removed, improving the practicality of the device.

[0008] Preferably, the limiting device includes a connecting sleeve, a first connecting shaft, and an arc-shaped limiting groove. Two sets of connecting sleeves and first connecting shafts are arranged on the top and bottom of the left and right side faces of the mounting bracket. The connecting sleeves and first connecting shafts are located at the diagonal positions of the main body of the mounting bracket. The connecting sleeves and first connecting shafts of adjacent two sets of mounting brackets are connected in a sleeved manner. A plurality of arc-shaped limiting grooves are arranged on the left and right sides of the positioning holes on the upper end face of the bottom plate and the lower end face of the cover plate. The limiting protrusions on the upper and lower parts of the mounting brackets on both sides are inserted into the arc-shaped limiting grooves on the bottom plate and the cover plate, respectively. Thus, the rotation process of the mounting bracket itself is limited. The connection between the connecting sleeve and the first connecting shaft is used to associate the movement between adjacent two sets of mounting brackets, so that the plurality of mounting brackets can present a planar or arc surface state, reducing the misalignment between the mounting brackets and improving the practicality of the device.

[0009] Preferably, the driving device comprises a bidirectional screw rod, a horizontal moving frame, a support sleeve, a second connecting shaft, a screw thread, an extension rod and a speed reducer motor, the middle part of the front end face of the frame is provided with the bidirectional screw rod through a support, a plurality of horizontal moving frames are connected with the bidirectional screw rod through bolts respectively, and the plurality of horizontal moving frames are symmetrical about the middle part of the bidirectional screw rod, the sleeve is arranged on the horizontal moving frame, the rear part of the support sleeve is provided with the second connecting shaft which is connected with the sleeve on the horizontal moving frame, the rear part of the extension rod is inserted into the front part of the support sleeve, the front part of the extension rod is connected with the middle part of the rear end face of the mounting frame on the front side, the rear side of the mounting frame which is located in the middle part and is fixed in position is not provided with the horizontal moving frame, different screw threads are arranged on the bidirectional screw rod symmetrically, one group of horizontal moving frames corresponds to one group of screw threads, and the pitch of the screw thread on the outer side is greater than the pitch of the screw thread on the inner side, the speed reducer motor is installed on the end face of the frame, and the output end of the speed reducer motor is connected with the bidirectional screw rod; the power is transmitted to the bidirectional screw rod by starting the speed reducer motor to drive the bidirectional screw rod to rotate, a plurality of horizontal moving frames are driven to move to the middle part or the outer side of the bidirectional screw rod at different rates through the plurality of screw threads on the bidirectional screw rod, so that the mounting frames connected with the horizontal moving frames are driven to move in the arc-shaped limiting groove, the positional relationship among the plurality of mounting frames is adjusted, and then the angle formed among the plurality of mounting frames is adjusted, so that the labor intensity required by an operator in the process of adjusting the positions of the mounting frames is reduced, the positional error generated by manual adjustment is reduced, and the practicability of the device is improved.

[0010] Preferably, the adjusting device comprises mounting holes, an LED panel, an adjusting block, a portal frame and an adjusting screw rod, a plurality of mounting holes are uniformly arranged on the front end face of the mounting frame, the rear part of the LED panel is connected with the adjusting block, a threaded hole is arranged on the rear end face of the adjusting block, a plurality of portal frames are arranged on the rear end face of the mounting frame, the plurality of portal frames are located on the rear side of the plurality of mounting holes respectively, and the adjusting screw rod is connected with the portal frame through a bearing, and the rear part of the adjusting screw rod is located in the interior of the portal frame; the adjusting block is inserted into the mounting hole, then the front part of the adjusting screw rod is connected with the threaded hole in the rear part of the adjusting block by rotating the adjusting screw rod, the position of the adjusting block in the mounting hole is adjusted by rotating the adjusting screw rod, the distance between the LED panel and the mounting frame is adjusted, the distance between the first connecting shafts is adjusted according to the angle between the mounting frames, the gap between the plurality of LED panels is reduced, and the collision between the plurality of LED panels is avoided, and the practicability of the device is improved.

[0011] Preferably, the adjusting device further comprises connecting holes, the top parts of the two groups of positioning holes on the cover plate are provided with the connecting holes, and the two groups of limiting protrusions on the upper end face of the middle mounting frame are provided with threaded holes; when the limiting protrusions on the middle mounting frame are inserted into the positioning holes on the cover plate, the limiting protrusions on the middle mounting frame and the cover plate are connected through bolts passing through the connecting holes on the cover plate, so that the stability of the device as a whole is ensured, and the practicability of the device is improved.

[0012] Compared with the prior art, the beneficial effects of this utility model are as follows: the support device facilitates the quick installation and disassembly of the main body and provides support for other devices; the limiting device limits the angle adjustment of the curvature of the support device; the driving device provides power for adjusting the display angle of the support device; and the adjustment device allows operators to adjust the position of the splicing screen according to the display curvature of the support device, preventing collisions or large gaps between screens during curvature adjustment, thus improving the practicality of the device. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the first isometric structure of this utility model;

[0014] Figure 2 This is a schematic diagram of the second isometric structure of this utility model;

[0015] Figure 3 This is a first exploded structural diagram of the present invention;

[0016] Figure 4 This is a schematic diagram of the second explosive structure of this utility model;

[0017] Figure 5 This is a partially enlarged structural schematic diagram of the present invention;

[0018] The following are labels in the attached diagram: 1. Frame; 2. Base plate; 3. Rotary shaft seat; 4. Cover plate; 5. Mounting bracket; 6. Positioning hole; 7. Limiting protrusion; 8. Connecting sleeve; 9. First connecting shaft; 10. Arc-shaped limiting groove; 11. Bidirectional lead screw; 12. Transverse frame; 13. Support sleeve; 14. Second connecting shaft; 15. Thread; 16. Telescopic rod; 17. Gear motor; 18. Mounting hole; 19. LED panel; 20. Adjusting block; 21. Mast; 22. Adjusting screw; 23. Connecting hole. Detailed Implementation

[0019] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. This utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to make the disclosure of this utility model more thorough and complete. Example 1

[0020] Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 As shown, the limiting device is mounted on the supporting device, the driving device is mounted on the supporting device, and the adjusting device is mounted on the limiting device.

[0021] First open the speed reducer motor 17 to transmit power to the lead screw 11 drive lead screw 11 rotation, according to the display requirements to adjust the position of the cross slide 12 on the lead screw 11, so as to adjust the angle relationship between the multiple thread 15, then rotate the adjusting screw 22 drive adjusting block 20 to move to reduce the gap between the LED panel 19 can, improve the practicability of the device;

[0022] The supporting device comprises a rack 1, a bottom plate 2, a rotating shaft seat 3, a cover plate 4, a mounting frame 5, a positioning hole 6 and a limiting protrusion 7, the bottom of the front end face of the rack 1 is provided with the bottom plate 2, the top of the front end face of the rack 1 is connected with the cover plate 4 through the rotating shaft seat 3, a plurality of mounting frames 5 are vertically arranged on the bottom plate 2, two groups of limiting protrusions 7 are arranged on the upper and lower end faces of the mounting frame 5, and the middle part of the lower end face of the cover plate 4 and the middle part of the upper end face of the bottom plate 2 are respectively provided with two groups of positioning holes 6;

[0023] The limiting device comprises a connecting sleeve 8, a first connecting shaft 9 and an arc-shaped limiting groove 10, two groups of connecting sleeves 8 and first connecting shafts 9 are respectively arranged on the top and bottom of the left and right side faces of the mounting frame 5, and the connecting sleeves 8 and the first connecting shafts 9 are located at the diagonal positions of the main bodies of the mounting frames 5, the connecting sleeves 8 and the first connecting shafts 9 of adjacent two groups of mounting frames 5 are connected in a sleeved mode, and a plurality of arc-shaped limiting grooves 10 are arranged on the left and right sides of the positioning holes 6 on the upper end face of the bottom plate 2 and the lower end face of the cover plate 4;

[0024] The driving device comprises a lead screw 11, a cross slide 12, a supporting sleeve 13, a second connecting shaft 14, a thread 15, an extension rod 16 and a speed reducer motor 17, the middle part of the front end face of the rack 1 is provided with the lead screw 11 through a support, a plurality of cross slides 12 are connected with the lead screw 11 through bolts, and the plurality of cross slides 12 are symmetrically arranged about the middle part of the lead screw 11, a sleeve is arranged on the cross slide 12, the rear part of the supporting sleeve 13 is provided with the second connecting shaft 14, the second connecting shaft 14 is connected with the sleeve on the cross slide 12, the rear part of the extension rod 16 is inserted into the front part of the supporting sleeve 13, the front part of the extension rod 16 is connected with the middle part of the rear end face of the mounting frame 5 on the front side, the rear side of the mounting frame 5 located at the middle position and fixed in position is not provided with the cross slide 12, different threads 15 are symmetrically arranged on the left and right sides of the lead screw 11, a single cross slide 12 corresponds to a group of threads 15, and the pitch of the thread 15 located on the outer side is greater than the pitch of the thread 15 located on the inner side, the speed reducer motor 17 is installed on the end face of the rack 1, and the output end of the speed reducer motor 17 is connected with the lead screw 11;

[0025] The adjusting device comprises mounting holes 18, LED panels 19, adjusting blocks 20, gantries 21 and adjusting screws 22, the front end surface of the mounting frame 5 is uniformly provided with a plurality of groups of mounting holes 18, the rear part of the LED panel 19 is connected with the adjusting block 20, the rear end surface of the adjusting block 20 is provided with a threaded hole, the rear end surface of the mounting frame 5 is provided with a plurality of groups of gantries 21, the plurality of groups of gantries 21 are respectively located at the rear side of the plurality of groups of mounting holes 18, and the gantry 21 is connected with the adjusting screw 22 through a bearing, and the rear part of the adjusting screw 22 is located in the interior of the gantry 21;

[0026] The connecting holes 23 are further arranged on the top of the two groups of positioning holes 6 on the cover plate 4, and the threaded holes are arranged on the two groups of limiting protrusions 7 on the upper end surface of the middle mounting frame 5;

[0027] The supporting device facilitates quick mounting and dismounting of the main body and provides support for other devices, the limiting device limits the angle of the arc of the supporting device, the driving device provides power for the display angle adjustment of the supporting device, and the adjusting device facilitates the operator to adjust the position of the spliced screen according to the display arc of the supporting device, prevents the screens from colliding or having a large gap during the arc adjustment, and improves the practicability of the device.

[0028] As shown in Figures 1 to 5 The LED spliced screen angle adjustable supporting frame of the utility model, when working, first opens the speed reducer 17 to transmit power to the bidirectional lead screw 11 to drive the bidirectional lead screw 11 to rotate, adjusts the position of the traversing frame 12 on the bidirectional lead screw 11 according to the display requirement, thereby adjusting the angle relationship between the plurality of groups of threads 15, then rotates the adjusting screw 22 to drive the adjusting block 20 to move to reduce the gap between the LED panels 19, and the practicability of the device is improved.

[0029] The speed reducer 17 and the LED panel 19 of the LED spliced screen angle adjustable supporting frame of the utility model are purchased on the market, and the technical personnel in the industry only need to install and operate according to the attached instruction manual, without the technical personnel in the field paying creative labor.

[0030] The above is only the preferred embodiment of the utility model, and it should be pointed out that for ordinary technical personnel in the technical field, without departing from the technical principle of the utility model, a plurality of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the utility model.

Claims

1. An angle-adjustable support frame for LED splicing screen; characterized in that, The device comprises a supporting device, a limiting device, a driving device and an adjusting device, the limiting device is installed on the supporting device, the driving device is installed on the supporting device, and the adjusting device is installed on the limiting device.

2. The angle-adjustable support frame for LED splicing screen according to claim 1, wherein, The supporting device comprises a rack (1), a bottom plate (2), a rotating shaft base (3), a cover plate (4), a mounting frame (5), a positioning hole (6) and a limiting protrusion (7), the bottom plate (2) is arranged at the bottom of the front end surface of the rack (1), the cover plate (4) is connected to the top of the front end surface of the rack (1) through the rotating shaft base (3), a plurality of groups of mounting frames (5) are vertically arranged on the bottom plate (2), two groups of limiting protrusions (7) are arranged on the upper and lower end surfaces of the mounting frame (5), and two groups of positioning holes (6) are respectively arranged on the middle part of the lower end surface of the cover plate (4) and the middle part of the upper end surface of the bottom plate (2).

3. The angle-adjustable support frame for LED splicing screen according to claim 2, characterized in that, The limiting device comprises a connecting sleeve (8), a first connecting shaft (9) and an arc-shaped limiting groove (10), two groups of connecting sleeves (8) and first connecting shafts (9) are respectively arranged on the top and bottom of the left and right side surfaces of the mounting frame (5), the connecting sleeves (8) and the first connecting shafts (9) are located at the diagonal positions of the main bodies of the mounting frames (5), the connecting sleeves (8) and the first connecting shafts (9) between adjacent two groups of mounting frames (5) are connected in a sleeved manner, and a plurality of groups of arc-shaped limiting grooves (10) are respectively arranged on the left and right sides of the upper end surface of the bottom plate (2) and the lower end surface of the cover plate (4) and located in the positioning holes (6).

4. The angle-adjustable support frame for LED splicing screen according to claim 3, characterized in that, The driving device comprises a bidirectional screw (11), a horizontal moving frame (12), a supporting sleeve (13), a second connecting shaft (14), a screw thread (15), an extension rod (16) and a speed reducer motor (17), the bidirectional screw (11) is mounted on the middle part of the front end surface of the rack (1) through a support, a plurality of groups of horizontal moving frames (12) are connected with the bidirectional screw (11) through bolts, and the plurality of groups of horizontal moving frames (12) are symmetrically arranged about the middle part of the bidirectional screw (11), a sleeve is arranged on the horizontal moving frame (12), the second connecting shaft (14) is arranged on the rear part of the supporting sleeve (13) and connected with the sleeve on the horizontal moving frame (12), the rear part of the extension rod (16) is inserted into the front part of the supporting sleeve (13), the front part of the extension rod (16) is connected with the middle part of the rear end surface of the mounting frame (5) on the front side thereof, the rear side of the mounting frame (5) located at the middle position and fixed in position is not provided with the horizontal moving frame (12), different screw threads (15) are symmetrically arranged on the bidirectional screw (11), one group of horizontal moving frames (12) corresponds to one group of screw threads (15), the pitch of the screw thread (15) located on the outer side is greater than the pitch of the screw thread (15) located on the inner side, and the speed reducer motor (17) is mounted on the end surface of the rack (1) and connected with the bidirectional screw (11).

5. The angle-adjustable support frame for LED splicing screen according to claim 4, characterized in that, The adjusting device comprises mounting holes (18), an LED panel (19), an adjusting block (20), a portal (21) and an adjusting screw (22), the front end surface of the mounting frame (5) is uniformly provided with multiple groups of mounting holes (18), the rear part of the LED panel (19) is connected with the adjusting block (20), the rear end surface of the adjusting block (20) is provided with a threaded hole, the rear end surface of the mounting frame (5) is provided with multiple groups of the portal (21), the multiple groups of the portal (21) are respectively located at the rear side of the multiple groups of the mounting holes (18), and the portal (21) is connected with the adjusting screw (22) through a bearing, and the rear part of the adjusting screw (22) is located in the interior of the portal (21).

6. The angle-adjustable support frame for LED splicing screen according to claim 5, characterized in that, The cover plate (4) is further provided with connecting holes (23), the top of the two groups of positioning holes (6) on the cover plate (4) is provided with the connecting holes (23), and the two groups of limiting protrusions (7) on the upper end surface of the middle mounting frame (5) are provided with threaded holes correspondingly.

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