A kind of installation mechanism and installation method of outdoor large screen

Abstract

The invention discloses an installation mechanism and an installation method for an outdoor large screen, comprising a protective device, wherein the back of the protective device is rotatably connected to a connecting device, the inner surface of the protective device is fixedly connected to a display device, and the back of the display device is movably connected to a locking device. The invention relates to the field of digital technology. By setting the protective device, when the device is in use, the outer shell is rotatably connected to the connecting device, the outer shell isolates the device from the outside world, the display screen adopts a transparent edging so that the light signal of the display device can penetrate smoothly, and when a fault occurs inside the device, the escalator at the bottom of the connecting shaft can manually enter the interior of the outer shell through the rectangular opening at the top of the escalator, and replace or repair the damaged display panel along the maintenance pedal inside the frame, the interior of the device will not be in direct contact with external water vapor, and the protective device can also fully absorb external impact, thereby extending the service life of the device.

Description

Technical Field

[0001] The invention relates to the field of digital technology, and in particular to an installation mechanism and an installation method of an outdoor large screen. Background Art

[0002] The outdoor display screen adopts super grayscale control technology, modular structure design and ultra-large-scale integrated circuit design technology, which greatly improves the stability, reliability and playback effect of the display screen system.

[0003] In the prior art, for example, the Chinese patent number CN114822270A is an embedded splicing full-color large-screen display screen based on outdoor advertising, which includes a display screen body and a bearing cross frame pre-installed on the back of the display screen body; a first bidirectional threaded rod is arranged at the inner center of the bearing cross frame for vertical rotation through a bearing; and further includes: a locking mechanism is fixedly arranged in the middle of the right end and the middle of the bottom end of the bearing cross frame; wherein the upper and lower outer walls of the first bidirectional threaded rod and the left and right outer walls of the second bidirectional threaded rod inside the bearing cross frame are threadedly connected to the middle of the guide slider. The embedded splicing full-color large-screen display screen based on outdoor advertising is installed by the correspondingly installed interlocking mechanism inside the bearing cross frame to install the main splicing slide bar and the auxiliary splicing slide bar, and at the same time, the embedded mounting plate on the back of the display screen body is clamped and installed by the main splicing slide bar and the auxiliary splicing slide bar.

[0004] However, in the prior art, although the above patent has the above technical advantages, the disadvantage is that the screen is not convenient to install when the device is in use. The traditional outdoor display screen adopts an integrated screen, and the display panel is the entire LCD screen. The later operation and maintenance of the screen is inconvenient, and the traditional integrated screen structure is fixed, and the display effect and range are limited. Due to the structural strength of the screen, the screen requires a large support surface, and the size and weight limit the movement of the screen. Summary of the invention

[0005] In view of the deficiencies of the prior art, the present invention solves the technical problems by adopting the following technical solutions: an installation mechanism for an outdoor large screen, comprising a protective device, the back of the protective device is rotatably connected to a connecting device, the inner surface of the protective device is fixedly connected to a display device, the back of the display device is movably connected to a locking device, the protective device comprises a shell, the front of the shell is fixedly connected to a display screen, the side of the shell is rotatably connected to a connecting shaft, the lower surface of the connecting shaft is fixedly connected to an escalator, the shell is rotatably connected to the connecting device, the shell isolates the device from the outside, and the display screen adopts a transparent edging so that the optical signal of the display device can penetrate smoothly;

[0006] The connecting device comprises an inclined rod, the bottom end of the inclined rod is fixedly connected with a sleeve, the inner surface of the sleeve is rotatably connected with a sliding rod, the outer surface of the sliding rod is slidably connected with a counterweight block, a support rod is arranged outside the counterweight block, the outer surface of the support rod is rotatably connected with a control nut, a slide groove is provided in the wall of the support rod, and when there is a fault inside the equipment, a ladder at the bottom of the connecting shaft can be manually entered into the interior of the housing through a rectangular opening at the top of the ladder, and a damaged display panel can be replaced or repaired along the maintenance pedal inside the frame, the interior of the equipment will not be in direct contact with external water vapor, and the protective device can also fully absorb external impact, thereby extending the service life of the equipment;

[0007] The locking device includes a pressing plate, and a rotating device is movably connected to the back of the pressing plate. The control nut on the outer surface of the slide rod is loosened, and the slide rod is adjusted along the slide groove inside the support rod. During the movement of the slide rod, the sleeve drives the bottom end of the inclined rod to move, and the top end of the inclined rod rotates relative to the outer surface of the shell, and the inclination angle of the shell changes to meet the display of different angles. The display range can be freely adjusted;

[0008] The display device includes a frame, and a display panel is fixedly connected to the front of the frame. When the shell tilts forward, the center of gravity of the display device inside the shell moves forward. The counterweight block can balance the protective device, slow down the speed of the center of gravity moving forward, improve the stability of the protective device, and prevent the equipment from overturning when tilted at a large angle.

[0009] As a preferred embodiment, the top end of the inclined rod is rotatably connected to the back side of the shell, the back side of the shell is rotatably connected to the outer surface of the support rod, the support rod is symmetrically installed on both sides of the inclined rod, the outer surface of the slide rod is slidably connected to the inner surface of the support rod via a slide groove, the inner surface of the control nut is threadedly connected to the outer surface of the slide rod, and by turning the handle, the cam drives the screw to rotate, and under the action of the threaded connection, the screw pushes the wedge block downward, and the inclined surface of the wedge block contacts and squeezes the outer surface of the inclined block.

[0010] As a preferred embodiment, the inner surface of the shell is slidingly connected to the outer surface of the pressure plate, the outer surface of the rotating device is movably connected to the inner surface of the shell, the front side of the pressure plate is in contact with the back side of the frame, the outer surfaces of the frame and the display panel are fixedly connected to the inner surface of the shell, and under the action of the interaction force, the pressure plate squeezes the display device, and in the process of the wedge block moving downward, the roller rolls, and the vertical rod drives the sealing plate to slide downward along the inner surface of the hollow tube, and the compression spring squeezes and contracts.

[0011] As a preferred embodiment, the rotating device includes a handle, a cam is fixedly connected to the lower surface of the handle, a screw is fixedly connected to the lower surface of the cam, the bottom end of the screw is rotatably connected to a wedge block, the outer surface of the wedge block is rotatably connected to a roller, an inclined block is provided at the bottom of the roller, a vertical rod is provided outside the inclined block, a hollow tube is provided outside the vertical rod, the hydraulic oil at the bottom of the sealing plate is injected into the interior of the telescopic rod, the telescopic rod is extended, and the right end of the extended telescopic rod presses against the pressure plate for further squeezing.

[0012] As a preferred embodiment, the outer surface of the vertical rod is fixedly connected with a sealing plate, the bottom of the sealing plate is provided with a telescopic rod, the bottom of the telescopic rod is provided with a compression spring, the bottom end of the compression spring is fixedly connected to the inner surface of the hollow tube, the bottom end of the hollow tube is fixedly connected to the inner surface of the shell, the top of the hollow tube does not contact the inner surface of the shell, the outer surface of the sealing plate is slidably connected to the inner surface of the hollow tube, the top of the vertical rod is fixedly connected to the lower surface of the wedge block, the outer surface of the wedge block is slidably connected to the inner surface of the shell, the inner surface of the shell is threadedly connected to the outer surface of the screw, the cam is located at the top of the shell, the outer surface of the roller is rollingly connected to the outer surface of the pressure plate, the outer surface of the pressure plate is fixedly connected to the outer surface of the inclined block, the outer surface of the pressure plate contacts the right end of the telescopic rod, and the pressing plate can push and fix the display device by turning the handle, and the equipment efficiency and stability are high.

[0013] As a preferred embodiment, the display panel includes a box body, a module is clamped inside the box body, the module includes a bottom shell, the outer surface of the bottom shell is fixedly connected to a mask, the outer surface of the mask is fixedly connected to light-emitting lamp beads, a limiting hole is opened in the wall of the bottom shell, the outer surfaces of the bottom shell and the mask are fixedly connected to the inner surface of the box body, the frame and the display panel are both installed inside the outer shell, with the pushing of the pressure plate, the rectangular frame drives the bracket to move, the positioning channel steel positions the display panel, and the reinforcing ribs improve the supporting strength of the frame.

[0014] As a preferred embodiment, the frame body includes a rectangular frame, the outer surface of the rectangular frame is fixedly connected to a bracket, the back of the bracket is fixedly connected to a maintenance pedal, the bottom of the maintenance pedal is provided with reinforcing ribs, the bottom of the reinforcing ribs is provided with positioning channel steel, the maintenance pedal provides an operating space for subsequent maintenance, the display device adopts a frame structure, and without affecting the structural strength, the equipment has a small weight and a small load on the external bearing platform.

[0015] As a preferred embodiment, the back of the rectangular frame is in contact with the outer surface of the pressure plate, the front of the bracket is fixedly connected to the back of the box, the inner surface of the rectangular frame is fixedly connected to the lower surface of the maintenance pedal, the two ends of the reinforcing rib are fixedly connected to the inner surface of the rectangular frame, the box inside the display panel is fixed to the inside of the bracket through the limiting holes inside the module, the bottom shell is connected to the mask, the light-emitting lamp beads are controlled by the controller to emit light to the outside world, the equipment adopts a modular design, which is convenient for later operation and maintenance, and the modular design has strong versatility, which can greatly reduce the operation and maintenance costs.

[0016] A method for installing an outdoor large screen installation mechanism comprises the following steps:

[0017] Step 1: Assemble the module. After assembly, insert the module into the box.

[0018] Step 2: The display panel is composed of multiple boxes in vertical and horizontal linear configurations. The display panel is fixed inside the frame. The locking device is rotated. The frame inside the display device is fixed outside the protective device to prevent shaking. The light is emitted from the front of the display device.

[0019] Step 3: The protective device seals the display device, and then the connecting device and the protective device are connected, and then the connecting device is fixed to the external fixed surface, and the connecting device is adjusted to change the inclination angle of the protective device to meet the display requirements of different places.

[0020] The beneficial effects of the present invention are as follows:

[0021] 1. The present invention provides a protective device. When the device is in use, the housing is rotatably connected to the connecting device, the housing isolates the device from the outside world, and the display screen adopts a transparent edging so that the optical signal of the display device can penetrate smoothly. When there is a fault inside the device, the escalator at the bottom of the connecting shaft can be used to manually enter the interior of the housing through the rectangular opening at the top of the escalator, and replace or repair the damaged display panel along the maintenance pedal inside the frame. The interior of the device will not be in direct contact with external water vapor, and the protective device can also fully absorb external impact, thereby extending the service life of the device.

[0022] 2. The present invention sets a connecting device. When the equipment is in use, the sleeve drives the bottom end of the inclined rod to move, and the top end of the inclined rod rotates relative to the outer surface of the shell. The inclination angle of the shell changes to meet the display of different angles. The display range can be freely adjusted. When the shell tilts forward, the center of gravity of the display device inside the shell moves forward. The counterweight block can balance the protective device, slow down the speed of the center of gravity moving forward, improve the stability of the protective device, and prevent the equipment from overturning when it is tilted at a large angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a front view of the present invention;

[0024] Figure 2 is a cross-sectional view of the present invention;

[0025] Figure 3 It is a schematic diagram of the structure of the protective device of the present invention;

[0026] Figure 4 It is a schematic structural diagram of the connection device of the present invention;

[0027] Figure 5 It is a structural schematic diagram of the locking device of the present invention;

[0028] Figure 6 is a schematic structural diagram of a display device of the present invention;

[0029] Figure 7 It is a structural schematic diagram of the back side of the locking device of the present invention;

[0030] Figure 8 It is a schematic diagram of the structure of A of the present invention;

[0031] Fig. 9 It is a schematic diagram of the structure of B of the present invention;

[0032] Fig.10 It is a schematic diagram of the structure of C of the present invention;

[0033] Fig.11 is a schematic structural diagram of a display panel of the present invention;

[0034] Fig.12 It is a structural schematic diagram of the module of the present invention;

[0035] Fig.13 It is a structural schematic diagram of the frame of the present invention.

[0036] In the figure: 1. protective device; 2. connecting device; 3. display device; 4. locking device; 5. shell; 6. display screen; 7. connecting shaft; 8. escalator; 10. inclined rod; 11. sleeve; 12. slide rod; 13. counterweight; 14. support rod; 15. control nut; 16. slide groove; 17. pressure plate; 18. rotating device; 20. frame; 21. display panel; 22. handle; 23. cam; 24. screw; 25. wedge block; 26. roller; 27. inclined block; 28. vertical rod; 29. ​​hollow tube; 30. sealing plate; 31. telescopic rod; 32. compression spring; 33. box; 34. module; 40. bottom shell; 41. mask; 42. limit hole; 43. luminous lamp beads; 44. rectangular frame; 45. bracket; 46. maintenance pedal; 47. reinforcing rib; 48. positioning channel steel. DETAILED DESCRIPTION

[0037] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

[0038] Embodiment 1:

[0039] See also Figure 1 - Fig.13 The present invention provides a technical solution: an installation mechanism for an outdoor large screen and a protective device 1, wherein the back of the protective device 1 is rotatably connected to a connecting device 2, the inner surface of the protective device 1 is fixedly connected to a display device 3, the back of the display device 3 is movably connected to a locking device 4, the protective device 1 comprises a shell 5, the front of the shell 5 is fixedly connected to a display screen 6, the side of the shell 5 is rotatably connected to a connecting shaft 7, the lower surface of the connecting shaft 7 is fixedly connected to an escalator 8, the shell 5 is rotatably connected to the connecting device 2, the shell 5 isolates the device from the outside, the display screen 6 adopts a transparent edging, so that the optical signal of the display device 3 can penetrate smoothly, the connecting device 2 comprises an inclined rod 10, the inclined rod 10 The bottom end is fixedly connected with a sleeve 11, the inner surface of the sleeve 11 is rotatably connected with a slide bar 12, the outer surface of the slide bar 12 is slidably connected with a counterweight 13, the outer surface of the counterweight 13 is provided with a support rod 14, the outer surface of the support rod 14 is rotatably connected with a control nut 15, and a slide groove 16 is provided in the wall of the support rod 14. When there is a fault inside the equipment, the escalator 8 at the bottom of the connecting shaft 7 can be manually entered into the interior of the housing 5 through the rectangular opening at the top of the escalator 8, and the damaged display panel 21 can be replaced or repaired along the maintenance pedal 46 inside the frame 20. The interior of the equipment will not be in direct contact with external water vapor, and the protective device 1 can also fully absorb external impact, thereby extending the service life of the equipment;

[0040] The locking device 4 includes a pressure plate 17, and a rotating device 18 is movably connected to the back of the pressure plate 17. The control nut 15 on the outer surface of the slide rod 12 is loosened, and the slide rod 12 is adjusted along the slide groove 16 inside the support rod 14. During the movement of the slide rod 12, the sleeve 11 drives the bottom end of the inclined rod 10 to move, and the top end of the inclined rod 10 rotates relative to the outer surface of the shell 5. The inclination angle of the shell 5 changes to meet the display of different angles, and the display range can be freely adjusted; the display device 3 includes a frame 20, and a display panel 21 is fixedly connected to the front of the frame 20. When the shell 5 tilts forward, the center of gravity of the display device 3 inside the shell 5 moves forward, and the counterweight block 13 can balance the protective device 1, slow down the speed of the center of gravity moving forward, improve the stability of the protective device 1, and prevent the equipment from overturning when it is tilted at a large angle.

[0041] The top end of the inclined rod 10 is rotatably connected to the back side of the shell 5, and the back side of the shell 5 is rotatably connected to the outer surface of the support rod 14. The support rod 14 is symmetrically installed on both sides of the inclined rod 10. The outer surface of the slide rod 12 is slidably connected to the inner surface of the support rod 14 through the slide groove 16. The inner surface of the control nut 15 is threadedly connected to the outer surface of the slide rod 12. By rotating the handle 22, the cam 23 drives the screw rod 24 to rotate. Under the action of the threaded connection, the screw rod 24 pushes the wedge block 25 downward, and the inclined surface of the wedge block 25 contacts and squeezes the outer surface of the inclined block 27. The inner surface of the shell 5 is slidably connected to the outer surface of the pressure plate 17, the outer surface of the rotating device 18 is movably connected to the inner surface of the shell 5, the front of the pressure plate 17 is in contact with the back of the frame 20, and the outer surfaces of the frame 20 and the display panel 21 are fixedly connected to the inner surface of the shell 5. Under the action of the interaction force, the pressure plate 17 squeezes the display device 3. In the process of the wedge block 25 moving downward, the roller 26 rolls, and the vertical rod 28 drives the sealing plate 30 to slide downward along the inner surface of the hollow tube 29, and the compression spring 32 squeezes and contracts.

[0042] The rotating device 18 includes a handle 22, a cam 23 is fixedly connected to the lower surface of the handle 22, a screw 24 is fixedly connected to the lower surface of the cam 23, a wedge block 25 is rotatably connected to the bottom end of the screw 24, a roller 26 is rotatably connected to the outer surface of the wedge block 25, an inclined block 27 is provided at the bottom of the roller 26, a vertical rod 28 is provided outside the inclined block 27, a hollow tube 29 is provided outside the vertical rod 28, the hydraulic oil at the bottom of the sealing plate 30 is injected into the interior of the telescopic rod 31, the telescopic rod 31 is extended, and the right end of the extended telescopic rod 31 presses against the pressure plate 17 for further squeezing. The outer surface of the vertical rod 28 is fixedly connected with a sealing plate 30, a telescopic rod 31 is provided at the bottom of the sealing plate 30, a compression spring 32 is provided at the bottom of the telescopic rod 31, the bottom end of the compression spring 32 is fixedly connected with the inner surface of the hollow tube 29, the bottom end of the hollow tube 29 is fixedly connected with the inner surface of the shell 5, the top end of the hollow tube 29 is not in contact with the inner surface of the shell 5, the outer surface of the sealing plate 30 is slidably connected with the inner surface of the hollow tube 29, the top end of the vertical rod 28 is fixedly connected with the lower surface of the wedge block 25, and the wedge block 25 is fixedly connected with the bottom end of the wedge block 25. The outer surface of the block 25 is slidably connected to the inner surface of the shell 5, the inner surface of the shell 5 is threadedly connected to the outer surface of the screw 24, the cam 23 is located at the top of the shell 5, the outer surface of the roller 26 is rollingly connected to the outer surface of the pressure plate 17, the outer surface of the pressure plate 17 is fixedly connected to the outer surface of the inclined block 27, and the outer surface of the pressure plate 17 is in contact with the right end of the telescopic rod 31. By turning the handle 22, the pressure plate 17 can push and fix the display device 3, and the equipment efficiency and stability are high.

[0043] The display panel 21 includes a box body 33, and a module 34 is clamped inside the box body 33. The module 34 includes a bottom shell 40. The outer surface of the bottom shell 40 is fixedly connected to a mask 41, and the outer surface of the mask 41 is fixedly connected to a light-emitting lamp bead 43. A limiting hole 42 is opened in the wall of the bottom shell 40. The outer surfaces of the bottom shell 40 and the mask 41 are fixedly connected to the inner surface of the box body 33. The frame body 20 and the display panel 21 are both installed inside the outer shell 5. With the pushing of the pressure plate 17, the rectangular frame 44 drives the bracket 45 to move, the positioning channel steel 48 positions the display panel 21, and the reinforcing ribs 47 improve the supporting strength of the frame body 20. The frame 20 includes a rectangular frame 44, a bracket 45 is fixedly connected to the outer surface of the rectangular frame 44, a maintenance pedal 46 is fixedly connected to the back of the bracket 45, a reinforcing rib 47 is provided at the bottom of the maintenance pedal 46, a positioning channel steel 48 is provided at the bottom of the reinforcing rib 47, and the maintenance pedal 46 provides an operating space for subsequent maintenance. The display device 3 adopts a frame structure. Under the premise of not affecting the structural strength, the equipment has a small weight and a small load on the external bearing platform. The back of the rectangular frame 44 is in contact with the outer surface of the pressure plate 17, the front of the bracket 45 is fixedly connected to the back of the box 33, the inner surface of the rectangular frame 44 is fixedly connected to the lower surface of the maintenance pedal 46, and the two ends of the reinforcing rib 47 are fixedly connected to the inner surface of the rectangular frame 44. The box 33 inside the display panel 21 is fixed to the inside of the bracket 45 through the limiting hole 42 inside the module 34. The bottom shell 40 is connected to the mask 41. The light-emitting lamp beads 43 are controlled by the controller to emit light to the outside world. The equipment adopts a modular design, which is convenient for later operation and maintenance, and the modular design has strong versatility and can greatly reduce the operation and maintenance costs.

[0044] A method for installing an outdoor large screen installation mechanism comprises the following steps:

[0045] Step 1: Assemble the module 34. After the assembly is completed, insert the module 34 into the box 33;

[0046] Step 2: The display panel 21 is composed of a plurality of boxes 33 vertically and horizontally, and the display panel 21 is fixed inside the frame 20. The locking device 4 is rotated, and the frame 20 inside the display device 3 is fixed outside the protective device 1 to prevent shaking, and light is emitted from the front of the display device 3;

[0047] Step three: The protective device 1 seals the display device 3, and then the connecting device 2 and the protective device 1 are connected, and then the connecting device 2 is fixed to the external fixed surface, and the connecting device 2 is adjusted to change the inclination angle of the protective device 1 to meet the display requirements of different places.

[0048] Working principle:

[0049] When the device is in use, the shell 5 is rotatably connected to the connecting device 2, and the shell 5 isolates the device from the outside world. The display screen 6 adopts a transparent edging so that the light signal of the display device 3 can penetrate smoothly. When there is a fault inside the device, the escalator 8 at the bottom of the connecting shaft 7 can be used manually to enter the inside of the shell 5 through the rectangular opening on the top of the escalator 8, and the damaged display panel 21 can be replaced or repaired along the maintenance pedal 46 inside the frame 20. The inside of the device will not be in direct contact with external water vapor, and the protective device 1 can also fully absorb external impacts to extend the service life of the device.

[0050] Loosen the control nut 15 on the outer surface of the slide bar 12 and adjust the slide bar 12 along the slide groove 16 inside the support rod 14. During the movement of the slide bar 12, the sleeve 11 drives the bottom end of the inclined rod 10 to move, and the top end of the inclined rod 10 rotates relative to the outer surface of the shell 5. The inclination angle of the shell 5 changes to meet the display of different angles, and the display range can be freely adjusted. When the shell 5 tilts forward, the center of gravity of the display device 3 inside the shell 5 moves forward, and the counterweight block 13 can balance the protective device 1, slow down the speed of the center of gravity moving forward, improve the stability of the protective device 1, and prevent the equipment from overturning when it is tilted at a large angle.

[0051] By turning the handle 22, the cam 23 drives the screw 24 to rotate. Under the action of the threaded connection, the screw 24 pushes the wedge block 25 downward, and the inclined surface of the wedge block 25 contacts and squeezes the outer surface of the inclined block 27. Under the action of the interaction force, the pressure plate 17 squeezes the display device 3. In the process of the wedge block 25 moving downward, the roller 26 rolls, and the vertical rod 28 drives the sealing plate 30 to slide downward along the inner surface of the hollow tube 29. The compression spring 32 squeezes and contracts, and the hydraulic oil at the bottom of the sealing plate 30 is injected into the telescopic rod 31. The telescopic rod 31 is extended, and the right end of the extended telescopic rod 31 is against the pressure plate 17 for further squeezing. By turning the handle 22, the pressing plate 17 can complete the pushing and fixing of the display device 3, and the equipment efficiency and stability are high.

[0052] The frame 20 and the display panel 21 are both installed inside the shell 5. With the pushing of the pressure plate 17, the rectangular frame 44 drives the bracket 45 to move, the positioning channel steel 48 positions the display panel 21, the reinforcing ribs 47 improve the supporting strength of the frame 20, and the maintenance pedal 46 provides an operating space for subsequent maintenance. The display device 3 adopts a frame structure. Under the premise of not affecting the structural strength, the equipment has a small weight and a small load on the external bearing platform. The box 33 inside the display panel 21 is fixed to the inside of the bracket 45 through the limiting hole 42 inside the module 34. The bottom shell 40 is connected to the mask 41. The light-emitting lamp beads 43 are controlled by the controller to emit light to the outside world. The equipment adopts a modular design, which is convenient for later operation and maintenance, and the modular design has strong versatility, which can greatly reduce the operation and maintenance costs.

[0053] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. An outdoor large screen installation mechanism, comprising a protective device (1), characterized in that: The back of the protective device (1) is rotatably connected to a connecting device (2), the inner surface of the protective device (1) is fixedly connected to a display device (3), the back of the display device (3) is movably connected to a locking device (4), the protective device (1) comprises a housing (5), the front of the housing (5) is fixedly connected to a display screen (6), the side of the housing (5) is rotatably connected to a connecting shaft (7), and the lower surface of the connecting shaft (7) is fixedly connected to an escalator (8); The connecting device (2) comprises an inclined rod (10), the bottom end of the inclined rod (10) is fixedly connected to a sleeve (11), the inner surface of the sleeve (11) is rotatably connected to a sliding rod (12), the outer surface of the sliding rod (12) is slidably connected to a counterweight (13), a support rod (14) is arranged outside the counterweight (13), the outer surface of the support rod (14) is rotatably connected to a control nut (15), and a sliding groove (16) is provided in the wall of the support rod (14); The locking device (4) comprises a pressing plate (17), the back side of the pressing plate (17) is movably connected to a rotating device (18), the rotating device (18) comprises a handle (22), the lower surface of the handle (22) is fixedly connected to a cam (23), the lower surface of the cam (23) is fixedly connected to a screw rod (24), the bottom end of the screw rod (24) is rotatably connected to a wedge block (25), the outer surface of the wedge block (25) is rotatably connected to a roller (26), the bottom of the roller (26) is provided with an inclined block (27), the outside of the inclined block (27) is provided with a hanging rod (28), the outside of the hanging rod (28) is provided with a hollow tube (29), the outer surface of the hanging rod (28) is fixedly connected to a sealing plate (30), the bottom of the sealing plate (30) is provided with a telescopic rod (31), the bottom of the telescopic rod (31) is provided with a compression spring (32), The bottom end of the compression spring (32) is fixedly connected to the inner surface of the hollow tube (29), the bottom end of the hollow tube (29) is fixedly connected to the inner surface of the outer shell (5), the top end of the hollow tube (29) does not contact the inner surface of the outer shell (5), the outer surface of the sealing plate (30) is slidably connected to the inner surface of the hollow tube (29), the top end of the vertical rod (28) is fixedly connected to the bottom surface of the wedge block (25), the outer surface of the wedge block (25) is slidably connected to the inner surface of the outer shell (5), the inner surface of the outer shell (5) is threadedly connected to the outer surface of the screw rod (24), the cam (23) is located at the top of the outer shell (5), the outer surface of the roller (26) is rollingly connected to the outer surface of the pressing plate (17), the outer surface of the pressing plate (17) is fixedly connected to the outer surface of the inclined block (27), and the outer surface of the pressing plate (17) is in contact with the right end of the telescopic rod (31); The display device (3) comprises a frame (20), and a display panel (21) is fixedly connected to the front of the frame (20).

2. The installation mechanism for an outdoor large screen according to claim 1, characterized in that: The top end of the inclined rod (10) is rotatably connected to the back side of the housing (5), the back side of the housing (5) is rotatably connected to the outer surface of the support rod (14), the support rod (14) is symmetrically mounted on both sides of the inclined rod (10), the outer surface of the slide rod (12) is slidably connected to the inner surface of the support rod (14) via a slide groove (16), and the inner surface of the control nut (15) is threadedly connected to the outer surface of the slide rod (12).

3. The installation mechanism for an outdoor large screen according to claim 1, characterized in that: The inner surface of the housing (5) is slidably connected to the outer surface of the pressure plate (17), the outer surface of the rotating device (18) is movably connected to the inner surface of the housing (5), the front surface of the pressure plate (17) is in contact with the back surface of the frame (20), and the outer surfaces of the frame (20) and the display panel (21) are fixedly connected to the inner surface of the housing (5).

4. The installation mechanism for an outdoor large screen according to claim 1, characterized in that: The display panel (21) comprises a box body (33), a module (34) is clamped inside the box body (33), the module (34) comprises a bottom shell (40), the outer surface of the bottom shell (40) is fixedly connected to a mask (41), the outer surface of the mask (41) is fixedly connected to a light-emitting lamp bead (43), a limiting hole (42) is provided in the wall of the bottom shell (40), and the outer surfaces of the bottom shell (40) and the mask (41) are fixedly connected to the inner surface of the box body (33).

5. The installation mechanism for an outdoor large screen according to claim 4, characterized in that: The frame (20) comprises a rectangular frame (44), the outer surface of the rectangular frame (44) is fixedly connected to a bracket (45), the back surface of the bracket (45) is fixedly connected to a maintenance pedal (46), the bottom of the maintenance pedal (46) is provided with a reinforcing rib (47), and the bottom of the reinforcing rib (47) is provided with a positioning channel steel (48).

6. The installation mechanism for an outdoor large screen according to claim 5, characterized in that: The back surface of the rectangular frame (44) contacts the outer surface of the pressure plate (17), the front surface of the bracket (45) is fixedly connected to the back surface of the box body (33), the inner surface of the rectangular frame (44) is fixedly connected to the lower surface of the maintenance pedal (46), and the two ends of the reinforcing rib (47) are fixedly connected to the inner surface of the rectangular frame (44).

7. A method for installing an outdoor large screen installation mechanism, using an outdoor large screen installation mechanism according to any one of claims 1 to 6, characterized in that: The following steps are involved: Step 1: Assemble the module (34). After the assembly is completed, insert the module (34) into the box (33); Step 2: The display panel (21) is composed of a plurality of boxes (33) arranged vertically and horizontally. The display panel (21) is fixed inside the frame (20). The locking device (4) is rotated, and the frame (20) inside the display device (3) is fixed outside the protective device (1) to prevent shaking. Light is emitted from the front of the display device (3); Step 3: The protective device (1) seals the display device (3), and then connects the connecting device (2) and the protective device (1). Then, the connecting device (2) is fixed to an external fixed surface, and the connecting device (2) is adjusted to change the inclination angle of the protective device (1).

Images