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CN-121982977-A - LED display screen convenient to detach and detachment method

CN121982977ACN 121982977 ACN121982977 ACN 121982977ACN-121982977-A

Abstract

The utility model provides a LED display screen convenient to dismantle and dismantlement method, belong to LED display screen technical field, LED display screen includes that magnetism is inhaled and is connected box and LED module, a lockhole has been seted up respectively to the both sides of box, the back fixed mounting of LED module has locking device, locking device includes the box body, rotate in the box body and be equipped with first gear, first gear is connected with handle operation subassembly, the upper and lower both sides of first gear are equipped with a locking lever that transversely sets up respectively, locking lever and first gear engagement, and two locking levers are synchronous reverse movement, locking lever cartridge is in the lockhole that corresponds. The handle operation assembly drives the first gear to rotate, and can drive the lock rods on the upper side and the lower side to synchronously and reversely move, so that the lock rods are inserted into lock holes of the box body to form mechanical locking, the LED module is connected with the box body to be stable, the assembly display effect of the LED display screen is guaranteed, meanwhile, the operation mode of the locking device is simpler and more convenient, the time consumption of the disassembly and assembly process can be shortened, and the maintenance efficiency is improved.

Inventors

  • LIU CHENGCHAO
  • LIU WENBIN
  • XU KAIKAI

Assignees

  • 山东浪潮超高清智能科技有限公司

Dates

Publication Date
20260505
Application Date
20260122

Claims (10)

  1. 1. The utility model provides a LED display screen convenient to dismantle, including box (1) and LED module (2) that are connected through the magnetism, a lockhole (13) have been seted up respectively to the both sides of box (1), the back fixed mounting of LED module (2) has locking device (3), locking device (3) include box body (31), box body (31) internal rotation is equipped with first gear (36), first gear (36) are connected with handle operation subassembly (34), the upper and lower both sides of first gear (36) are equipped with a locking lever (35) of horizontal setting respectively, be equipped with tooth portion (351) on locking lever (35), tooth portion (351) and first gear (36) meshing, and two locking levers (35) synchronous reverse removal, locking lever (35) cartridge is in corresponding lockhole (13).
  2. 2. The LED display screen of claim 1, wherein the case body (31) is detachably connected with a cover plate (32), the handle operation assembly (34) is movably mounted on the cover plate (32), the cover plate (32) is rotatably connected with a motor operation assembly (33), the motor operation assembly (33) is located in the case body (31), and the handle operation assembly (34) drives the first gear (36) to rotate around the shaft through the motor operation assembly (33).
  3. 3. The LED display screen convenient to detach according to claim 2, wherein a mounting hole (321) is formed in the cover plate (32), the hollow rotating shaft (345) is connected to the front side of the cover plate (32) in a rotating mode, the handle operation assembly (34) comprises a second handle (341), the second handle (341) is fixedly connected with a connecting shaft (342), the connecting shaft (342) is inserted into the mounting hole (321) and the rotating shaft (345), a first clamping groove (322) is formed in the inner wall of the mounting hole (321) along the axial direction of the mounting hole, a second clamping groove (346) is formed in the rotating shaft (345) along the axial direction of the rotating shaft, a first clamping block (343) and a second clamping block (344) are fixedly arranged on the connecting shaft (342), the second clamping block (344) is located on the front side of the first clamping block (343), the first clamping block (343) is in sliding connection with the first clamping groove (322), the second clamping block (344) is in sliding connection with the second clamping groove (346), and a fifth gear (347) for driving the first gear (36) is fixedly arranged at the front end of the rotating shaft (345).
  4. 4. A detachable LED display screen according to claim 3, characterized in that the length of the second clamping groove (346) is not less than the length of the first clamping groove (322), both ends of the second clamping groove (346) are blocked, and the rear end of the first clamping groove (322) is opened.
  5. 5. A LED display screen convenient to detach according to claim 3, characterized in that the motor operating assembly (33) comprises a motor (331), a fourth gear (333) is fixedly connected to the rear end of the motor (331), the fourth gear (333) is meshed with the fifth gear (347), a third gear (332) is fixedly connected to the output end of the motor (331), a second gear (37) is fixedly connected to the back of the first gear (36), and the second gear (37) is meshed with the third gear (332).
  6. 6. The LED display screen convenient to detach according to claim 1, wherein the box body (1) comprises a frame main body (11), a plurality of iron sheets (12) are fixed on the front side surface of the frame main body (11) along the circumferential direction of the frame main body, a plurality of magnetic attraction sheets (21) are fixed on the back surface of the LED module (2) along the circumferential direction of the LED module, and a first handle (22) is arranged on the back surface of the LED module (2).
  7. 7. The LED display screen convenient to detach according to claim 1, wherein the lock rod (35) is provided with a guide groove (352), the guide groove (352) extends along the length direction of the lock rod (35), the box body (31) is fixedly provided with a guide block (311), and the guide block (311) is inserted into the guide groove (352) corresponding to the lock rod (35).
  8. 8. The disassembly method is characterized in that the LED display screen which is convenient to disassemble and is in any one of claims 3-7 is adopted, when the LED display screen is disassembled from the rear side in a manual unlocking mode, the connecting shaft (342) is pulled outwards, the first clamping block (343) is separated from the first clamping groove (322), the second handle (341) drives the rotating shaft (345) to rotate around the shaft through the connecting shaft (342), the motor operation assembly (33) is driven to rotate around the shaft integrally, the first gear (36) is driven to rotate around the shaft through the motor operation assembly (33), the connection between the lock rod (35) and the lock hole (13) is released, and the first handle (22) on the back of the LED module (2) is held by a hand to disassemble the LED module (2).
  9. 9. The disassembling method according to claim 8, wherein when the disassembling is performed from the rear side by means of automatic unlocking, the first clamping block (343) is inserted into the first clamping groove (322), the second handle (341) is locked, the controller (4) is used for controlling the motor (331) to start, the output end of the motor (331) drives the third gear (332) to rotate around the shaft, the first gear (36) is driven to rotate around the shaft, the connection between the locking rod (35) and the locking hole (13) is released, the first handle (22) on the back of the LED module (2) is held by hand, and the LED module (2) is disassembled.
  10. 10. The disassembling method according to claim 8, wherein when the disassembling is performed from the front side by means of automatic unlocking, the first clamping block (343) is inserted into the first clamping groove (322), the second handle (341) is locked, the screen absorber is installed on the LED module (2), the controller (4) is used for controlling the motor (331) to start, the output end of the motor (331) drives the third gear (332) to rotate around the shaft, the first gear (36) is driven to rotate around the shaft, the connection between the lock rod (35) and the lock hole (13) is released, and the screen absorber is held by a hand to disassemble the LED module (2).

Description

LED display screen convenient to detach and detachment method Technical Field The invention relates to the technical field of LED display screens, in particular to an LED display screen convenient to detach and a detachment method. Background The LED display screen is a direct display system formed by a large number of semiconductor Light Emitting Diode (LED) dot matrixes, full-color spectrum colors are mixed by controlling the current and the gray scale of three primary color LEDs of red, green and blue (RGB), and then a screen with any size is spliced by a pixel array, so that dynamic display of characters, graphics and videos is realized. The LED display screen generally comprises a box body and an LED module, magnets are installed on the box body and the module respectively for quick connection, when the LED module breaks down, the LED module can be quickly replaced, and the LED display screen which needs to be frequently disassembled and assembled can be fixed by matching with screws or a buckle structure. The existing LED display screen connected through the magnet can realize quick replacement of the LED module, but the LED module is not firmly installed, the phenomenon that the LED module is easy to fall off is caused, screws are added to fix, the disassembling process is very complicated, the maintenance time is prolonged, the mode of fastening connection is increased on the basis of magnetic connection, the maintenance time is reduced compared with screw connection, the LED module still can displace relative to the box body, the LED display screen is caused to assemble and display poor, the LED module can only be maintained after the LED module is enabled by the connection mode, the front maintenance cannot be performed, and the maintenance convenience is poor. Disclosure of Invention In order to solve the technical problems that the prior LED display screen which is mechanically connected on the basis of magnetic connection is added in the background art, the disassembly process is very complicated, front maintenance cannot be carried out, and the maintenance convenience is poor, the invention provides an LED display screen convenient to disassemble and a disassembly method. The technical scheme of the invention is as follows: The invention provides an LED display screen convenient to detach, which comprises a box body and an LED module connected through magnetic attraction, wherein two sides of the box body are respectively provided with a lock hole, the back surface of the LED module is fixedly provided with a locking device, the locking device comprises a box body, a first gear is rotatably arranged in the box body and is connected with a handle operation assembly, the upper side and the lower side of the first gear are respectively provided with a transversely arranged lock rod, the lock rods are provided with tooth parts, the tooth parts are meshed with the first gear, the two lock rods synchronously and reversely move, and the lock rods are inserted in the corresponding lock holes. The primary positioning of box and LED module is realized to the basis that relies on magnetism to inhale the connection, cooperation locking means, it is rotated to drive first gear through handle operation subassembly, can drive the synchronous reverse removal of locking lever of upper and lower both sides, make locking lever cartridge in the lockhole of box, form mechanical locking structure, promote the steadiness that LED module and box are connected, avoid the module to take place to drop or relative displacement in the use, ensure the assembly display effect of LED display screen, locking means's operation mode is more simple and convenient in screw connection simultaneously, can shorten the consuming time of module dismouting process, promote maintenance efficiency. Preferably, the box body is detachably connected with a cover plate, the handle operation assembly is movably mounted on the cover plate, the cover plate is rotationally connected with the motor operation assembly, the motor operation assembly is located in the box body, and the handle operation assembly drives the first gear to rotate around the shaft through the motor operation assembly. The handle operation assembly and the motor operation assembly are cooperatively arranged, the first gear is driven to rotate through two different driving modes, manual and automatic dual control modes of the locking device are realized, the operation requirements under different scenes are adapted, the flexibility and convenience of the use of the device are improved, the motor operation assembly is built in the box body, the invasion of external dust, water vapor and other impurities can be effectively avoided, and the running stability and the service life of the assembly are ensured. Preferably, the mounting hole has been seted up on the apron, the front side rotation of apron is connected with hollow pivot, handle operation subassembly includes the sec