CN113345338B - LED background plate - Google Patents
LED background plate Download PDFInfo
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- CN113345338B CN113345338B CN202110652285.7A CN202110652285A CN113345338B CN 113345338 B CN113345338 B CN 113345338B CN 202110652285 A CN202110652285 A CN 202110652285A CN 113345338 B CN113345338 B CN 113345338B
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- led background
- groove
- connecting piece
- led
- background board
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
- G09F9/3026—Video wall, i.e. stackable semiconductor matrix display modules
Abstract
The invention discloses an LED (light emitting diode) background plate, which comprises an LED background plate main body, wherein the left side wall of the LED background plate main body is provided with at least two first grooves, the right side wall of the LED background plate is provided with at least two second grooves, first connecting pieces are rotatably arranged in the first grooves, sliding seats are slidably arranged in the second grooves, second connecting pieces are rotatably arranged on the sliding seats, the first connecting pieces are fixedly connected with the second connecting pieces on the LED background plate main body when being inserted into the second grooves of the other LED background plate main body, and when a plurality of LED background plate main bodies are stacked, the rotated first connecting pieces are in adaptive connection with the rotated first connecting pieces on the adjacent LED background plate main bodies; according to the invention, the first connecting piece and the second connecting piece can realize connection between the LED background plates and stacking between the LED plates, so that the LED background plate is multipurpose and more convenient to use, and a buffer cushion is not required for partition during stacking, thereby playing an environmental protection role.
Description
Technical Field
The invention relates to the technical field of display equipment, in particular to an LED background plate.
Background
The LED background plate realizes the functions of displaying patterns, characters, animations and the like through the LED module in the LED background plate, thereby playing the roles of beautifying the stage background, propaganda and the like.
The Chinese patent CN 108223990A discloses a spliced LED display board, which comprises an anti-tilting back taper, wherein the anti-tilting back taper is arranged at the four corners below a counterweight base, vertical rods are arranged above the counterweight base, a cross rod is arranged between the two vertical rods, a frame is arranged above the cross rod, the counterweight base and the anti-tilting back taper are arranged on the LED display board, thus the LED display board is prevented from tilting when working by using the counterweight base and the anti-tilting back taper, a convenient mounting nut is arranged on the LED display board, a convenient handle is arranged on the convenient mounting nut, the convenient handle can be directly screwed by hand for assembly, thus the LED display board is more convenient to mount, the LED display board is assembled by adopting a plurality of display screens, and the mounting bulges and the mounting grooves are arranged on the display screens, so that the LED display board can be directly spliced by using the mounting bulges and the mounting grooves, therefore, the display screen is more convenient to assemble, and the service performance of the LED display board is improved.
But this equipment need pile up single LED show board and place before the installation or after dismantling, because the electronic component of LED show inboard is more, consequently compressive capacity is relatively poor, so need use the blotter to cut off when placing, the collision leads to the breakage between a plurality of LED show boards when avoiding transporting, need place an LED show board earlier when piling up, place a blotter again, it is comparatively troublesome to pile up the process, and the blotter is made for the sponge material usually, damage very easily during the use, and difficult degradation after the sponge is abandoned, it is great to pollute.
Therefore, it is necessary to provide an LED background plate to solve the above technical problems.
Disclosure of Invention
The present invention is directed to an LED background plate, so as to solve the problem that the stacking process of the existing LED background plate in the background art is troublesome.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a LED background board, includes LED background board main part, two at least first recesses have been seted up to the left side wall of LED background board main part, two at least second recesses have been seted up to the right side wall of LED background board, first connecting piece is installed to first recess internal rotation, slidable mounting has the slide in the second recess, rotate on the slide and install the second connecting piece, when first connecting piece inserts in the second recess of another LED background board main part with the second connecting piece fixed connection in this LED background board main part, it is a plurality of when piling up, rotatory back first connecting piece is connected with the first connecting piece adaptation after the rotation in the adjacent LED background board main part, rotatory back second connecting piece is connected with the second connecting piece adaptation after the rotation in the adjacent LED background board main part.
When in specific use, a plurality of LED background plates can be combined, the LED background plates at the same height are fixedly connected through a first connecting piece and a second connecting piece, after the first LED background plate is fixed during installation, the first connecting piece of the second LED background plate is inserted into the second groove of the first LED background plate, the first connecting piece is fixedly connected with the second connecting piece, so that the plurality of LED background plates can be combined into a row, the plurality of LED background plates can be stacked together during transportation, the first connecting piece is upwards rotated by 90 degrees during stacking, the second connecting piece is downwards rotated by 90 degrees, after the first LED background plate is placed, the first connecting piece on the second LED background plate is matched and connected with the first connecting piece on the first LED background plate, and the second connecting piece on the second LED background plate is matched and connected with the second connecting piece on the first LED background plate, so that the stacking of a plurality of LED background plates is realized.
As a further aspect of the present invention, the first connecting member includes a first long arm and a first short arm disposed perpendicular to the first long arm, the first short arm is fixedly mounted with a first fixing column, the first short arm is rotatably mounted in the first groove via the first fixing column, the first long arm is provided with a first adapting protrusion on an end surface far from the first short arm, the first short arm is provided with a first adapting groove on an end surface near the first adapting protrusion, the first long arm is provided with a second adapting groove on an end surface opposite to the end surface where the first adapting protrusion is located, the first adapting protrusion is adapted to the second adapting groove, the second connecting member includes a second long arm and a second short arm disposed perpendicular to the second long arm, the second short arm is fixedly mounted with a second fixing column, the second short arm is rotatably mounted on the sliding seat via the second fixing column, the terminal surface of keeping away from the second short arm of second long arm is provided with the second adaptation arch, the second short arm is provided with the third adaptation groove near the bellied terminal surface of second adaptation, the second long arm is provided with the fourth adaptation groove at the relative terminal surface of the protruding place terminal surface of second adaptation, the second adaptation arch with fourth adaptation groove looks adaptation.
When the LED background board is used, after the first LED background board is fixed during installation, the first connecting piece of the second LED background board is inserted into the second groove of the first LED background board, so that the first adaptation bulge on the first connecting piece is inserted into the third adaptation groove on the second connecting piece, the second adaptation bulge on the second connecting piece is inserted into the first adaptation groove on the first connecting piece, thereby realizing the adaptation connection of the first connecting piece and the second connecting piece, a plurality of LED background boards can be combined into a row, a plurality of LED background boards can be stacked together during transportation, the first connecting piece rotates upwards by 90 degrees during stacking, the second connecting piece rotates downwards by 90 degrees during stacking, after the first LED background board is placed, the first adaptation bulge on the second LED background board is inserted into the second adaptation groove of the first connecting piece on the first LED background board, and the second adaptation bulge on the second LED background board is inserted into the second adaptation bulge on the first LED background board The fourth fitting groove of the piece is used for realizing the stacking of a plurality of LED background plates.
As a further scheme of the invention, a cavity is formed in the first long arm of the first connecting piece, a fixing mechanism is arranged in the cavity, the fixing mechanism comprises a rotating shaft, a torsion spring, a gear, a first rack, a first clamping column, a second rack, a second clamping column, a first magnetic block and a second magnetic block, the gear is rotatably mounted in the middle of the cavity through the rotating shaft, the torsion spring is sleeved at one end of the rotating shaft, the first clamping column and the second clamping column are both located in the cavity when the torsion spring is in a natural state, the first clamping column and the second clamping column are respectively slidably mounted at two sides of the cavity, the first rack is fixedly mounted on the end surface of the first clamping column close to the gear, the first rack is meshed with one side of the gear, the second rack is fixedly mounted on the end surface of the second clamping column close to the gear, the second rack is meshed with the other side of the gear, the first magnetic block is fixedly mounted on one end of the first clamping column far away from the gear, the second magnetic block is detachably mounted on the back wall of the LED background board main body, preferably in threaded connection, and is magnetically adsorbed to the first magnetic block, a first clamping groove is formed in the inner wall of the second groove and matched with the first clamping column, a second clamping groove is formed in the second long arm of the second connecting piece and matched with the second clamping column.
When the torsional spring is in a natural state, the first clamping column and the second clamping column are both positioned in the cavity, after the first connecting piece is inserted into the second groove, under the magnetic attraction effect of the second magnetic block, the first magnetic block drives one end of the first clamping column to move into the first clamping groove, so that the first connecting piece and the adjacent LED background board main body are fixed together, the first clamping column drives the gear to rotate through the first rack during moving, the gear drives the second clamping column to move through the second rack, so that one end of the second clamping column moves into the second clamping groove, so that the first connecting piece and the second connecting piece are fixedly connected, only the second magnetic block needs to be taken down during disassembly, after the first magnetic block loses the magnetic attraction effect of the second magnetic block, the gear rotates under the effect of the torsional spring, so that the gear drives the first clamping column to move into the cavity through the first rack, and drives the second clamping column to move into the cavity through the second rack, the first connecting piece, the second connecting piece and the LED background plate main body are fixed together, and then the two LED background plates can be separated.
As a further aspect of the present invention, the first clamping column is provided with a first accommodating cavity, the first accommodating cavity is adapted to the second rack, the second clamping column is provided with a second accommodating cavity, and the second accommodating cavity is adapted to the first rack.
During the specific use, because the length of first rack and second rack is longer, first calorie of post and second card post will be blockked by first rack and second rack after moving a distance, it is shorter to make first calorie of post and second card post stretch out the length of cavity, it is fixed insecure, consequently, set up first chamber and the second chamber that holds, when first calorie of post and second card post shrink to the cavity in, the second rack inserts first intracavity that holds, first rack inserts the second and holds the intracavity, make first rack and second rack can not block the removal of first calorie of post and second card post, can prolong the length of first calorie of post and second card post.
As a further scheme of the invention, a sliding rail is fixedly arranged in the second groove, and the sliding seat is slidably arranged on the sliding rail.
When the sliding seat is used specifically, the second connecting piece is installed in the second groove in a sliding mode through the sliding seat and the sliding rail.
As a further aspect of the present invention, the sliding seat is elastically connected to a groove wall of the second groove through a spring.
During the concrete use, under the spring action of spring for the slide is located the opening part of second recess under the natural state, upset second connecting piece when being convenient for pile up, and under the spring action of spring, the process that the second connecting piece impressed the second recess can obtain the buffering, and during the dismantlement, the spring can make first connecting piece auto-eject.
As a further scheme of the invention, the rotation angles of the first connecting piece and the second connecting piece are both 0-90 degrees.
During the specific use, after 90 backs of upset, can be better realize piling up between a plurality of LED background boards.
As a further aspect of the present invention, when a plurality of the LED background plate main bodies are stacked, a gap exists between adjacent LED background plate main bodies.
During the specific use, the setting in clearance for can not collide when piling up between the LED background board, can play the anticollision effect.
As a further scheme of the present invention, the first adapting protrusion and the second adapting protrusion are both sleeved with a buffering cap, the buffering cap is made of rubber, a first magnetic ring is fixedly installed in the buffering cap, and second magnetic rings are fixedly installed in the first adapting groove, the second adapting groove, the third adapting groove and the fourth adapting groove.
When the magnetic ring is used specifically, the first magnetic ring and the second magnetic ring can be adsorbed together, so that the first adaptation protrusion is more stable when being connected with the second adaptation groove or the third adaptation groove, and the second adaptation protrusion is more stable when being connected with the first adaptation groove or the fourth adaptation groove.
The working principle is as follows: after the first LED background plate is fixed during installation, the first connecting piece of the second LED background plate is inserted into the second groove of the first LED background plate, so that the first adaptive bulge on the first connecting piece is inserted into the third adaptive groove on the second connecting piece, and the second adaptive bulge on the second connecting piece is inserted into the first adaptive groove on the first connecting piece, thereby realizing the adaptive connection of the first connecting piece and the second connecting piece, so that a plurality of LED background plates can be combined into a row, a plurality of LED background plates can be stacked together during transportation, the first connecting piece rotates upwards by 90 degrees during stacking, the second connecting piece rotates downwards by 90 degrees, after the first LED background plate is placed, the first adaptive bulge of the first connecting piece on the second LED background plate is inserted into the second adaptive groove of the first connecting piece on the first LED background plate, and the second adaptive bulge of the second connecting piece on the second LED background plate is inserted into the fourth adaptive groove of the second connecting piece on the first LED background plate In the groove, the stacking of a plurality of LED background plates is realized.
According to the LED background plate, the first connecting piece and the second connecting piece can realize connection and stacking of the LED background plates, so that the LED background plate is multipurpose and more convenient to use, and a buffer cushion is not needed for partition during stacking, so that the LED background plate has an environment-friendly effect.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic three-dimensional structure of the present invention during splicing;
FIG. 2 is a schematic of the three-dimensional structure of the present invention when stacked;
FIG. 3 is a schematic three-dimensional structure of a first connector of the present invention;
FIG. 4 is a schematic top cross-sectional view of the present invention;
FIG. 5 is a schematic view of the first and second connectors of the present invention in a fixed connection;
FIG. 6 is an enlarged schematic view of FIG. 5 at A in accordance with the present invention;
FIG. 7 is a schematic structural view of the securing mechanism of the present invention;
FIG. 8 is a schematic diagram of a stacked three-dimensional structure of a plurality of LED back plane bodies according to the present invention;
FIG. 9 is a schematic structural diagram of a plurality of stacked LED background boards according to the present invention;
fig. 10 is a schematic diagram of a three-dimensional structure of a plurality of LED background board bodies after being spliced according to the present invention.
In the figure: 1. an LED background board main body; 101. a first groove; 102. a second groove; 103. a first card slot; 2. a first connecting member; 201. a first fixed column; 202. a first fitting groove; 203. a first fitting projection; 204. a second fitting groove; 3. a second connecting member; 301. a second fixed column; 302. a third fitting groove; 303. a second fitting projection; 304. a fourth fitting groove; 305. a second card slot; 4. a fixing mechanism; 41. a rotating shaft; 42. a torsion spring; 43. a gear; 44. a first rack; 45. a first clamp post; 451. a first accommodating chamber; 46. a second rack; 47. a second clamping column; 471. a second accommodating chamber; 48. a first magnetic block; 49. a second magnetic block; 5. a slide base; 6. a slide rail; 7. a spring.
Detailed Description
As shown in fig. 1 to 4, an LED background plate comprises an LED background plate main body 1, at least two first grooves 101 are formed on a left side wall of the LED background plate main body 1, at least two second grooves 102 are formed in the right side wall of the LED background board, a first connecting piece 2 is rotatably mounted in the first groove 101, a sliding seat 5 is arranged in the second groove 102 in a sliding way, a second connecting piece 3 is rotatably arranged on the sliding seat 5, when the first connecting piece 2 is inserted into the second groove 102 of another LED background board body 1, it is fixedly connected with the second connecting piece 3 on the LED background board body 1, when a plurality of LED background board bodies 1 are stacked, the rotated first connecting piece 2 is in adaptive connection with the rotated first connecting piece 2 on the adjacent LED background plate main body 1, and the rotated second connecting piece 3 is in adaptive connection with the rotated second connecting piece 3 on the adjacent LED background plate main body 1.
When the LED background plate is used, a plurality of LED background plates can be combined, the LED background plates at the same height are fixedly connected through the first connecting piece 2 and the second connecting piece 3, after the first LED background plate is fixed during installation, the first connecting piece 2 of the second LED background plate is inserted into the second groove 102 of the first LED background plate, so that the first connecting piece 2 is fixedly connected with the second connecting piece 3, the plurality of LED background plates can be combined into a row, the plurality of LED background plates can be stacked together during transportation, the first connecting piece 2 rotates upwards by 90 degrees and the second connecting piece 3 rotates downwards by 90 degrees during stacking, after the first LED background plate is placed, the first connecting piece 2 on the second LED background plate is connected with the first connecting piece 2 on the first LED background plate in an adaptive manner, and the second connecting piece 3 on the second LED background plate is connected with the second connecting piece 3 on the first LED background plate in an adaptive manner, with this piling up of a plurality of LED background boards of realization, need not use the blotter to cut off when piling up, played the environmental protection effect, and first connecting piece 2 and second connecting piece 3 can realize the connection between the LED background board, can realize piling up between the LED board again, have realized a multi-purpose, and it is more convenient to use.
As shown in fig. 2 to 3, the first connecting member 2 includes a first long arm and a first short arm perpendicular to the first long arm, the first short arm is fixedly mounted with a first fixing pillar 201 thereon, the first short arm is rotatably mounted in the first groove 101 through the first fixing pillar 201, the first long arm is provided with a first adapting protrusion 203 on an end surface far away from the first short arm, the first short arm is provided with a first adapting groove 202 on an end surface near the first adapting protrusion 203, the first long arm is provided with a second adapting groove 204 on an end surface opposite to the end surface where the first adapting protrusion 203 is located, the first adapting protrusion 203 is adapted to the second adapting groove 204, the second connecting member 3 includes a second long arm and a second short arm perpendicular to the second long arm, the second short arm is fixedly mounted with a second fixing pillar 301 thereon, the second short arm is rotatably mounted on the sliding base 5 through the second fixing pillar 301, the end face of the second long arm far away from the second short arm is provided with a second adapting bulge 303, the end face of the second short arm near the second adapting bulge 303 is provided with a third adapting groove 302, the opposite end face of the second long arm at the end face where the second adapting bulge 303 is located is provided with a fourth adapting groove 304, and the second adapting bulge 303 is adapted to the fourth adapting groove 304.
When the LED background board is used, after a first LED background board is fixed during installation, the first connecting piece 2 of a second LED background board is inserted into the second groove 102 of the first LED background board, so that the first adaptive protrusion 203 on the first connecting piece 2 is inserted into the third adaptive groove 302 on the second connecting piece 3, the second adaptive protrusion 303 on the second connecting piece 3 is inserted into the first adaptive groove 202 on the first connecting piece 2, thereby realizing adaptive connection of the first connecting piece 2 and the second connecting piece 3, combining a plurality of LED background boards into one row, stacking a plurality of LED background boards during transportation, rotating the first connecting piece 2 upwards by 90 degrees, rotating the second connecting piece 3 downwards by 90 degrees, after the first LED background board is placed, inserting the first adaptive protrusion 203 of the first connecting piece 2 on the second LED background board into the second adaptive groove 204 of the first connecting piece 2 on the first LED background board, and the second fitting projection 303 of the second connector 3 on the second LED background board is inserted into the fourth fitting groove 304 of the second connector 3 on the first LED background board, thereby achieving the stacking of a plurality of LED background boards.
As shown in fig. 5 to 7, a cavity is formed in the first long arm of the first connecting member 2, a fixing mechanism 4 is disposed in the cavity, the fixing mechanism 4 includes a rotating shaft 41, a torsion spring 42, a gear 43, a first rack 44, a first clamping column 45, a second rack 46, a second clamping column 47, a first magnetic block 48 and a second magnetic block 49, the gear 43 is rotatably mounted in the middle of the cavity through the rotating shaft 41, the torsion spring 42 is sleeved on one end of the rotating shaft 41, when the torsion spring 42 is in a natural state, the first clamping column 45 and the second clamping column 47 are both located in the cavity, the first clamping column 45 and the second clamping column 47 are respectively slidably mounted on two sides of the cavity, a first rack 44 is fixedly mounted on an end surface of the first clamping column 45 close to the gear 43, the first rack 44 is engaged with one side of the gear 43, a second rack 46 is fixedly mounted on an end surface of the second clamping column 47 close to the gear 43, the second rack 46 is engaged with the other side of the gear 43, a first magnetic block 48 is fixedly mounted at one end, far away from the gear 43, of the first clamping column 45, the second magnetic block 49 is detachably mounted on the back wall of the LED background board main body 1, preferably in threaded connection, magnetic attraction of the second magnetic block 49 acts on the first magnetic block 48, a first clamping groove 103 is formed in the inner wall of the second groove 102, the first clamping groove 103 is matched with the first clamping column 45, a second clamping groove 305 is formed in a second long arm of the second connecting piece 3, and the second clamping groove 305 is matched with the second clamping column 47.
When the torsional spring 42 is in a natural state, the first clamping column 45 and the second clamping column 47 are both located in the cavity, after the first connecting piece 2 is inserted into the second groove 102, under the magnetic attraction effect of the second magnetic block 49, the first magnetic block 48 drives one end of the first clamping column 45 to move into the first clamping groove 103, so that the first connecting piece 2 and the adjacent LED background board main body 1 are fixed together, the first clamping column 45 drives the gear 43 to rotate through the first rack 44 when moving, the gear 43 drives the second clamping column 47 to move through the second rack 46, so that one end of the second clamping column 47 moves into the second clamping groove 305, thereby realizing the fixed connection of the first connecting piece 2 and the second connecting piece 3, only the second magnetic block 49 needs to be taken down when disassembling, after the magnetic attraction effect of the second magnetic block 49 is lost by the first magnetic block 48, the gear 43 rotates under the effect of the torsional spring 42, so that the gear 43 drives the first clamping column 45 to move into the cavity through the first rack 44, meanwhile, the second clamping column 47 is driven to move into the cavity through the second rack 46, the first connecting piece 2, the second connecting piece 3 and the LED background board main body 1 are fixedly connected, then two LED background boards can be separated, the first connecting piece 2 and the second connecting piece 3 can be fixedly connected through the fixing mechanism 4, the first connecting piece 2 and the adjacent LED background board main body 1 can also be fixedly connected, the first connecting piece 2 is inserted into the second groove 102 to be connected, other operations are not needed, the installation is convenient and rapid, the second magnetic block 49 can be fixedly removed during the disassembly, and the disassembly process is simple.
As shown in fig. 7, the first clamping column 45 is provided with a first accommodating cavity 451, the first accommodating cavity 451 is adapted to the second rack 46, the second clamping column 47 is provided with a second accommodating cavity 471, and the second accommodating cavity 471 is adapted to the first rack 44.
During specific use, because the length of first rack 44 and second rack 46 is longer, first calorie of post 45 and second calorie of post 47 will be stopped by first rack 44 and second rack 46 after moving a distance, make first calorie of post 45 and second calorie of post 47 stretch out the length of cavity shorter, fixed insecurity, it holds the chamber 471 to have set up first chamber 451 and the second of holding consequently, when first calorie of post 45 and second calorie of post 47 shrink to the cavity in, second rack 46 inserts in the first chamber 451 that holds, first rack 44 inserts in the second holds the chamber 471, make first rack 44 and second rack 46 can not stop the removal of first calorie of post 45 and second calorie of post 47, can prolong the length of first calorie of post 45 and second calorie of post 47, make the structure fixing more firm.
As shown in fig. 4, a slide rail 6 is fixedly installed in the second groove 102, and the slide carriage 5 is slidably installed on the slide rail 6.
In specific use, the sliding installation of the second connecting piece 3 in the second groove 102 is realized through the sliding seat 5 and the sliding rail 6.
As shown in fig. 4, the sliding base 5 is elastically connected to the groove wall of the second groove 102 by a spring 7.
During the concrete use, under the spring action of spring 7 for slide 5 is located the opening part of second recess 102 under the natural state, upset second connecting piece 3 when being convenient for pile up, and under the spring action of spring 7, the process that second connecting piece 3 impressed second recess 102 can obtain the buffering, and during the dismantlement, spring 7 can make first connecting piece 2 pop out automatically.
As shown in fig. 1, the rotation angles of the first connecting piece 2 and the second connecting piece 3 are both 0-90 °.
During specific use, after the LED background plates are turned for 90 degrees, the LED background plates can be stacked better.
As shown in fig. 8, when a plurality of the LED background plate bodies 1 are stacked, a gap exists between adjacent LED background plate bodies 1.
During the specific use, the setting in clearance for can not collide when piling up between the LED background board, can play the anticollision effect.
As shown in fig. 3 and 4, the first adapting protrusion 203 and the second adapting protrusion 303 are both sleeved with a buffering cap, the buffering cap is made of rubber, a first magnetic ring is fixedly installed in the buffering cap, and second magnetic rings are fixedly installed in the first adapting groove 202, the second adapting groove 204, the third adapting groove 302 and the fourth adapting groove 304.
When the magnetic ring is used specifically, the first magnetic ring and the second magnetic ring can be adsorbed together, so that the first adapting protrusion 203 is more stable when being connected with the second adapting groove 204 or the third adapting groove 302, the second adapting protrusion 303 is more stable when being connected with the first adapting groove 202 or the fourth adapting groove 304, and the buffering effect can be achieved through the buffering cap.
The working principle is as follows: when the LED background board is installed, after the first LED background board is fixed, the first connecting piece 2 of the second LED background board is inserted into the second groove 102 of the first LED background board, so that the first adaptive bulge 203 on the first connecting piece 2 is inserted into the third adaptive groove 302 on the second connecting piece 3, the second adaptive bulge 303 on the second connecting piece 3 is inserted into the first adaptive groove 202 on the first connecting piece 2, thereby realizing the adaptive connection of the first connecting piece 2 and the second connecting piece 3, so that a plurality of LED background boards can be combined into a row, a plurality of LED background boards can be stacked together during transportation, the first connecting piece 2 is rotated upwards by 90 degrees and the second connecting piece 3 is rotated downwards by 90 degrees during stacking, after the first LED background board is placed, the first adaptive bulge 203 of the first connecting piece 2 on the second LED background board is inserted into the second adaptive groove 204 of the first connecting piece 2 on the first LED background board, and the second adapting protrusion 303 of the second connecting piece 3 on the second LED background board is inserted into the fourth adapting groove 304 of the second connecting piece 3 on the first LED background board, so as to realize the stacking of a plurality of LED background boards, when the torsion spring 42 is in a natural state, the first clamping column 45 and the second clamping column 47 are both located in the cavity, after the first connecting piece 2 is inserted into the second groove 102, under the magnetic attraction effect of the second magnetic block 49, the first magnetic block 48 drives one end of the first clamping column 45 to move into the first clamping groove 103, so as to fix the first connecting piece 2 and the adjacent LED background board main body 1 together, when the first clamping column 45 moves, the gear 43 is driven to rotate by the first rack 44, the gear 43 drives the second clamping column 47 to move by the second rack 46, so that one end of the second clamping column 47 moves into the second clamping groove 305, thereby realizing the fixed connection of the first connecting piece 2 and the second connecting piece 3, when the LED background plate is detached, only the second magnetic block 49 needs to be taken down, after the first magnetic block 48 loses the magnetic attraction effect of the second magnetic block 49, the gear 43 rotates under the effect of the torsion spring 42, so that the gear 43 drives the first clamping column 45 to move into the cavity through the first rack 44, meanwhile, the second clamping column 47 is driven to move into the cavity through the second rack 46, the first connecting piece 2, the second connecting piece 3 and the LED background plate main body 1 are fixedly released, and then the two LED background plates can be separated.
Claims (5)
1. The utility model provides a LED background board, includes LED background board main part, its characterized in that: the LED background board comprises an LED background board main body, wherein the left side wall of the LED background board main body is provided with at least two first grooves, the right side wall of the LED background board is provided with at least two second grooves, first connecting pieces are rotatably installed in the first grooves, sliding seats are slidably installed in the second grooves, second connecting pieces are rotatably installed on the sliding seats, the first connecting pieces are fixedly connected with the second connecting pieces on the LED background board main body when being inserted into the second grooves of another LED background board main body, when a plurality of LED background board main bodies are stacked, the first connecting pieces are in adaptive connection with the first connecting pieces on the adjacent LED background board main bodies after being rotated, and the second connecting pieces are in adaptive connection with the second connecting pieces on the adjacent LED background board main bodies after being rotated;
the first connecting piece comprises a first long arm and a first short arm which is perpendicular to the first long arm, a first fixing column is fixedly mounted on the first short arm, the first short arm is rotatably mounted in the first groove through the first fixing column, a first adapting bulge is arranged on the end face of the first long arm far away from the first short arm, a first adapting groove is arranged on the end face of the first short arm close to the first adapting bulge, a second adapting groove is arranged on the end face of the first long arm opposite to the end face where the first adapting bulge is located, the first adapting bulge is adapted to the second adapting groove, the second connecting piece comprises a second long arm and a second short arm which is perpendicular to the second long arm, a second fixing column is fixedly mounted on the second short arm, the second short arm is rotatably mounted on the sliding seat through the second fixing column, and a second bulge is arranged on the end face of the second long arm far away from the second short arm, a third adaptive groove is formed in the end face, close to the second adaptive protrusion, of the second short arm, a fourth adaptive groove is formed in the end face, opposite to the end face where the second adaptive protrusion is located, of the second long arm, and the second adaptive protrusion is matched with the fourth adaptive groove;
a cavity is formed in the first long arm of the first connecting piece, a fixing mechanism is arranged in the cavity and comprises a rotating shaft, a torsion spring, a gear, a first rack, a first clamping column, a second rack, a second clamping column, a first magnetic block and a second magnetic block, the gear is rotatably arranged in the middle of the cavity through the rotating shaft, the torsion spring is sleeved at one end of the rotating shaft, the first clamping column and the second clamping column are respectively and slidably arranged on two sides of an inner cavity of the cavity, the end face, close to the gear, of the first clamping column is fixedly provided with the first rack, the first rack is meshed and connected with one side of the gear, the end face, close to the gear, of the second clamping column is fixedly provided with the second rack, the second rack is meshed and connected with the other side of the gear, the end, far away from the gear, of the first clamping column is fixedly provided with the first magnetic block, and the second magnetic block is detachably arranged on the back wall of the LED background plate main body, the second magnetic block is magnetically adsorbed to the first magnetic block, a first clamping groove is formed in the inner wall of the second groove and matched with the first clamping column, and a second clamping groove is formed in a second long arm of the second connecting piece and matched with the second clamping column;
when a plurality of the LED background plate main bodies are stacked, a gap exists between the adjacent LED background plate main bodies.
2. The LED background board of claim 1, wherein: the first clamping column is provided with a first accommodating cavity, the first accommodating cavity is matched with the second rack, the second clamping column is provided with a second accommodating cavity, and the second accommodating cavity is matched with the first rack.
3. The LED background board of claim 1, wherein: and a sliding rail is fixedly arranged in the second groove, and the sliding seat is slidably arranged on the sliding rail.
4. The LED background board of claim 1, wherein: the sliding seat is elastically connected with the groove wall of the second groove through a spring.
5. The LED background board of claim 1, wherein: the rotation angles of the first connecting piece and the second connecting piece are both 0-90 degrees.
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| CN202110652285.7A CN113345338B (en) | 2021-06-11 | 2021-06-11 | LED background plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110652285.7A CN113345338B (en) | 2021-06-11 | 2021-06-11 | LED background plate |
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| CN113345338A CN113345338A (en) | 2021-09-03 |
| CN113345338B true CN113345338B (en) | 2022-09-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114913777A (en) * | 2022-05-05 | 2022-08-16 | 北京金立翔艺彩科技有限公司 | Fast assembly formula LED display screen |
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| CN113345338A (en) | 2021-09-03 |
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