CN113948015A

CN113948015A - A can dismantle LED display screen for advertising

Info

Publication number: CN113948015A
Application number: CN202111278688.6A
Authority: CN
Inventors: 肖啸; 魏豪
Original assignee: Nanjing Denis Electronics Co ltd
Current assignee: Nanjing Denis Electronics Co ltd
Priority date: 2021-10-31
Filing date: 2021-10-31
Publication date: 2022-01-18

Abstract

The invention belongs to the technical field of LEDs (light emitting diode), and particularly relates to a detachable LED display screen for advertising, which comprises a plurality of connecting blocks, a mounting back plate and an LED display screen, wherein the back of the LED display screen is fixedly connected with the mounting back plate, the connecting blocks are matched with a track ladder, the connecting blocks freely slide on the track ladder, the track ladder is rectangular, a circulating cooling mechanism is arranged in the track ladder, a water tank is arranged at the back of the connecting blocks and is used for being butted with the circulating cooling mechanism, two ends of the track ladder are fixedly connected with fixing plates for fixing the track ladder, and a hoisting mechanism for hoisting the LED display screen is arranged on the end face of the connecting block. Has the advantages that: the LED screen can be directly installed by the equipment without a crane, can be debugged on the ground and then can be hoisted, has the advantages of being detached, installed and combined at any time, and has a good water cooling effect, so that the LED screen is convenient to use for a long term and stably.

Description

A can dismantle LED display screen for advertising

Technical Field

The invention belongs to the technical field of LEDs, and particularly relates to a detachable LED display screen for advertising.

Background

The LED display screen is an electronic display screen formed by LED lattices, the display content forms of the screen, such as characters, animations, pictures and videos, are changed in time by the red and green lamp beads which are turned on and off, and the display control of the components is carried out through a modular structure. Mainly comprises a display module, a control system and a power supply system. The display module is a screen consisting of LED lamp dot arrays and emits light; the control system realizes the conversion of the content displayed on the screen under the on-off condition in the regulation area; the power supply system converts the input voltage and current to meet the requirement of the display screen.

The LED electronic display screen integrates the microelectronic technology, the computer technology and the information processing, and has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like. The LED display screen is widely applied to commercial media, cultural performance markets, stadiums, information dissemination, news distribution, security trading and the like, and can meet the requirements of different environments.

The advertising can not have the application of LED naturally, thereby utilize the LED display screen to carry out the concatenation combination and make it can piece together and be the large screen of different shapes, then satisfy different demands, but traditional LED display screen, especially the hoist and mount of large-scale screen often need use the crane temporarily to carry out the operation, no matter the installation is dismantled all so, but advertising often still needs to be long to remove and arranges for a long time, thereby accomplish the needs of propaganda, in addition the LED display screen has a large amount of heats to send, still need carry out radiating preparation temporarily in some areas, therefore it is very inconvenient.

To this end, we propose a detachable LED display screen for advertising to solve the above problems.

Disclosure of Invention

The invention aims to solve the problems and provides a detachable LED display screen which can be detached, installed and combined at any time and is used for advertising.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a can dismantle LED display screen for advertising, includes that the polylith links up piece and installation backplate and LED display screen, the back and the installation backplate fixed connection of LED display screen, it has the track ladder to match on the piece to link up, it freely slides on the track ladder to link up the piece, and the track ladder is the rectangle, be equipped with circulative cooling mechanism in the track ladder, install the water tank at the back that links up the piece and be used for with circulative cooling mechanism butt joint, the equal fixedly connected with fixed plate in two ends of track ladder is used for the fixed of track ladder itself, it is equipped with the hoist and mount mechanism that is used for hoist and mount LED display screen on the terminal surface of piece to link up.

In foretell be used for advertising's the LED display screen of dismantling, still fixedly connected with bellied connecting block on the installation backplate, be equipped with the track groove on the connecting block, and the connecting block is connected with hoisting machine structure, still fixedly connected with multi-disc fin on the installation backplate.

In the detachable LED display screen for advertising, the mounting back plate is made of aluminum alloy and occupies 50-70% of the area of the back of the LED display screen, and the mounting back plate is fixedly attached to the LED display screen in a bolt mode.

In foretell be used for advertising's the LED display screen of dismantling, the track strip on the track ladder surface is open setting for the polylith links up the piece and freely advances on the track ladder, the track strip surface of track ladder is equipped with a plurality of screw holes that run through, the rear portion that links up the piece is equipped with a plurality of holes, and the activity is equipped with fixing bolt in the hole and is used for connecting the screw hole that links up on piece and the track ladder.

In foretell LED display screen dismantled for advertising, circulative cooling mechanism is including setting up the circulation way in track terraced rectangular frame, run through on the inner wall that the circulation was said and be equipped with the apopore, still be equipped with the mechanism that opens and shuts in the apopore and be used for docking with the water tank, the apopore all sets up in track terraced rectangular frame's inboard, be equipped with the water pipe in the track terraced rectangular frame, install the suction pump in the water pipe, the suction pump is on the fixed plate with the equal fixed connection of water pipe.

In the detachable LED display screen for advertising, the opening and closing mechanism comprises a telescopic rod fixedly connected to the inner wall of the circulation channel, a spring is sleeved on the telescopic rod, and the end of the telescopic rod is fixedly connected with a blocking block which normally blocks the water outlet hole under the action of the spring.

In foretell be used for advertising's the LED display screen of dismantling, linking piece back is equipped with the recess, and the water tank sets up in linking the recess at piece back, is two independent cavities in the water tank, every all be connected with a pair of connecting pipe on the cavity, be connected with the end on the connecting pipe, the pointed end of end seals, the middle part fretwork, end and apopore threaded connection.

In foretell be used for advertising's the LED display screen of dismantling, hoisting machine constructs including setting up the caulking groove on linking up the piece, and the caulking groove is the same with the connecting block size, be provided with biax driving motor in the caulking groove, fixedly connected with reel on biax driving motor's the biax, the wiring has the connection rope on the reel, connect rope and connecting block fixed connection, be equipped with a plurality of slots that are used for cooperating the fin on linking up the piece terminal surface.

In foretell be used for advertising's the LED display screen of dismantling, all be equipped with the perforation on slot and fin and the caulking groove, it is a plurality of it has same root fixed rod to alternate in the perforation.

In the above detachable LED display screen for advertising, the rail strips on the surface of the rail ladder are movably connected with the rail grooves on the connecting block.

Compared with the prior art, this a can dismantle LED display screen for advertising's advantage lies in:

1. the installation back plate, the track ladder, the connecting rope and the double-shaft driving motor are matched, so that the effect of driving by using the double-shaft driving motor is achieved, the LED display screen can be installed on the track ladder in a debugging mode on the ground and then can be hoisted at any time, the installation and disassembly cost and mode are greatly simplified, the operation can be flexibly carried out at any time, in addition, the auxiliary of equipment such as a crane and the like is not needed, the free hoisting and disassembly operation is realized, and the requirement of advertising and propaganda changing at any time is met.

2. The invention achieves the effect of effectively radiating the LED display screen by matching the circulating channel, the water outlet hole, the opening and closing mechanism, the water tank and the radiating fins in a mode of combining the radiating fins with the slots on the connecting block and by matching with the circulating water cooling operation in the circulating channel, and meanwhile, the radiating effect has the advantages of high efficiency and stability compared with the traditional air cooling, and is suitable for helping the LED display screen to carry out long-acting radiating operation in various environments.

Drawings

FIG. 1 is a schematic diagram of an external structure of a detachable LED display screen for advertising provided by the present invention;

FIG. 2 is a schematic view of the back structure of FIG. 1;

FIG. 3 is a schematic top view of the structure of FIG. 1;

FIG. 4 is a schematic cross-sectional view of the rail ladder of FIG. 1;

FIG. 5 is a schematic structural diagram of a detachable LED display screen mechanism for advertising according to the present invention;

FIG. 6 is a cross-sectional view of the water tank of FIG. 2;

FIG. 7 is an enlarged view of a portion of FIG. 2 at A;

FIG. 8 is a schematic view of the track ladder of FIG. 1;

fig. 9 is a partially enlarged view at B in fig. 3.

In the figure, 1 a connection block, 2 a mounting back plate, 3 an LED display screen, 4 track ladders, 5 a circulating cooling mechanism, 6 a water tank, 7 a fixing plate, 8 a hoisting mechanism, 9 a connection block, 10 track grooves, 11 radiating fins, 12 threaded holes, 13 fixing bolts, 14 a circulating channel, 15 water outlet holes, 16 an opening and closing mechanism, 17 a water pipe, 18 a suction pump, 19 an expansion rod, 20 springs, 21 blocks, 22 chambers, 23 connecting pipes, 24 end heads, 25 caulking grooves, 26 a double-shaft driving motor, 27 winding drums, 28 connecting ropes, 29 slots, 30 through holes and 31 fixing rods.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

As shown in the figures 1-3, a detachable LED display screen for advertising comprises a plurality of connecting blocks 1, a mounting backboard 2 and an LED display screen 3, wherein the LED display screen 3 is a common LED panel, the back of the LED display screen 3 is fixedly connected with the mounting backboard 2, the mounting backboard 2 is in a sheet shape, in order to maintain the link strength with the LED display screen 3, a reinforcing rib can be properly arranged at the joint of the LED display screen 3 and the mounting backboard 2, a convex connecting block 9 is also fixedly connected to the mounting backboard 2 for hoisting, a track groove 10 is arranged on the connecting block 9, the track groove 10 is in a penetrating shape with the upper end and the lower end and is used for being connected with a track ladder 4, the track groove 10 in the shape of the track ladder 4 is embedded, the connecting block 9 is connected with a hoisting mechanism 8, so that the connecting block 9 can hoist the LED display screen 3 under the action of the hoisting mechanism 8, the connecting block 9 is arranged in the middle of the mounting backboard 2, the shape of the hoisting device is not fixed, the hoisting device can be correspondingly arranged according to actual conditions, and the hoisting device has the main functions of uniform stress and fixation after hoisting.

As shown in fig. 7, the mounting backboard 2 is further fixedly connected with a plurality of cooling fins 11, the mounting positions of the cooling fins 11 correspond to the caulking grooves 25, the purpose is to connect the mounting backboard 2 and the connecting block 1, the heat on the LED display screen 3 is conducted to the connecting block 1 through the cooling fins 11, and finally the cooling is performed through the heat dissipation effect, the mounting backboard 2 is made of an aluminum alloy material, so that the mounting backboard has better heat conductivity and structural strength, and occupies 50-70% of the back area of the LED display screen 3, because the too small area is not easy to conduct heat and is not suitable for high-strength structure hoisting, and the too large area can easily cause the overweight of the structure, the mounting backboard 2 and the LED display screen 3 are fixed and attached through bolts, and the attaching manner is easy to separately store the LED display screen 3 and the mounting backboard 2, and is easy to replace and adjust.

As shown in fig. 8, the track ladder 4 is matched on the connecting block 1, and the track ladder 4 can be randomly placed, one of the track ladders has two functions, namely, the track ladder is used for guiding the connecting block 9, and the other track ladder is used for final installation and fixation of the LED display screen 3.

As shown in fig. 4-6, the connection block 1 slides freely on the track ladder 4, and a plurality of connection blocks 1 can be installed on one track ladder 4, the connection block 1 is connected or removed with the track ladder 4 through its end, the track ladder 4 is rectangular and ladder-shaped, but there is no partition in its middle, the track strip on the surface of the track ladder 4 is open for the free access of a plurality of connection blocks 1 on the track ladder 4, when in use, the track ladder 4 needs to be concealed and fixed, then hoisted for use, and is not fixed in horizontal state, and can be adjusted slantly according to the need, the surface of the track strip of the track ladder 4 is provided with a plurality of threaded holes 12, and the back of the connection block 1 is provided with a plurality of holes, after the connection block 1 is connected with the track ladder 4, the holes are correspondingly connected with the threaded holes 12, the holes are movably provided with fixing bolts 13 for connecting the connection blocks 1 with the threaded holes 12 on the track ladder 4, fixing bolt 13 makes linking up piece 1 and installs on track ladder 4 through the mode of dismantling fixing bolt 13, and the equal fixedly connected with fixed plate 7 in two ends of track ladder 4 is used for the fixed of track ladder 4 itself, and has also beaten a plurality of holes in advance on fixed plate 7, utilizes these holes to accomplish the fixed to fixed plate 7 to nimble fixed track ladder 4 can make track ladder 4 go on in high air fixedly even under the special circumstances.

The inside of the track ladder 4 is provided with a circulating cooling mechanism 5 which is used for being matched with a radiating fin 11 to carry out long-acting heat dissipation on the LED display screen 3, the back of the connecting block 1 is provided with a water tank 6 which is used for being in butt joint with the circulating cooling mechanism 5 so as to complete the whole circulating butt joint, the water tank 6 is arranged in a groove in the back of the connecting block 1, the circulating cooling mechanism 5 comprises a circulating channel 14 which is arranged in a rectangular frame of the track ladder 4, the circulating channel 14 is in a semi-surrounding shape and penetrates through the whole track ladder 4 in a semi-surrounding manner, water outlet holes 15 penetrate through the inner wall of the circulating channel 14, and the circulating cooling mechanism is in butt joint with the water tank 6 through the water outlet holes 15;

an opening and closing mechanism 16 is further arranged in the water tank 15 and used for being in butt joint with the water tank 6, the opening and closing mechanisms 16 are correspondingly arranged at the positions of the water outlet holes 15 one by one, a groove is formed in the back of the connecting block 1 for accommodating the water tank 6, the water tank 6 is arranged in the groove in the back of the connecting block 1 to prevent the water tank 6 and the rail ladder 4 from being blocked, two independent cavities 22 are formed in the water tank 6, the two independent cavities 22 are respectively used for forming a complete circulation in a specific direction with a circulation channel 14 in the rail ladder 4, each cavity 22 is connected with a pair of connecting pipes 23, the connecting directions of the pair of connecting pipes 23 are different and are respectively close to the edges of the connecting pipes, an end head 24 is connected onto each connecting pipe 23 and used for being in butt joint with the water outlet hole 15, the tip end of the end head 24 is closed, the water outlet hole is hollow in the middle, namely, water flow can only enter the connecting pipes 23 through the middle of the end head 24 to complete the circulation, the end head 24 is in threaded connection with the water outlet hole 15, the corresponding upper water outlet hole 15 is connected when the water cooling device is used, the opening and closing mechanism 16 is pushed to open and close in the threaded screwing process to form a communicated state, one cavity 22 of the water tank 6 is connected with an opening, the opening is used for water injection in a water outlet time period, namely, after all parts are completely butted and installed, cooling water is injected through the opening, the plurality of connecting blocks 1 on the same track ladder 4 share one group of cooling water, therefore, the cooling water can be completely circulated through the circulation channel 14, when the opening is idle, a plug is used for plugging, and the plug can be butted in a threaded connection mode.

As shown in fig. 5, the opening and closing mechanism 16 includes an expansion link 19 fixedly connected to the inner wall of the circulation path 14, a spring 20 is sleeved on the expansion link 19, the expansion link 19 cooperates with the spring 20 to perform reciprocating operation, a plug 21 is fixedly connected to an end of the expansion link 19, the plug 21 normally plugs the water outlet hole 15 under the action of the spring 20, the water outlet hole 15 is disposed on the inner side of the rectangular frame of the rail ladder 4, and the water tank 6 needs to be connected with the water outlet hole in advance.

As shown in fig. 9, a water pipe 17 is arranged in the rectangular frame of the track ladder 4, the remaining disconnected part of the semi-enclosed circulation channel 14 is connected through the water pipe 17, a suction pump 18 is arranged in the water pipe 17, the suction pump 18 and the water pipe 17 are both fixedly connected to the fixing plate 7, and under the action of the suction pump 18, the water pipe 17 continuously circulates and reciprocates in the circulation channel 14 through the circulation channel, so that the heat dissipation effect is realized.

As shown in fig. 1-3, a hoisting mechanism 8 for hoisting the LED display screen 3 is arranged on the end face of the joining block 1, the hoisting mechanism 8 greatly simplifies the installation and disassembly cost and manner, can be flexibly operated at any time, and does not need the assistance of a crane and other equipment, thereby realizing free hoisting and disassembly operation, satisfying the requirement of advertising change at any time, the track ladder 4 can be fixedly installed only by a simple ladder, the hoisting mechanism 8 comprises an embedded groove 25 arranged on the joining block 1, the embedded groove 25 is arranged in the middle part for butt-joint clamping the connecting block 9, the connecting block 9 is directly embedded into the embedded groove 25 at the hoisting port, the size of the embedded groove 25 is the same as that of the connecting block 9, a double-shaft driving motor 26 is arranged in the embedded groove 25, the double-shaft driving motor 26 plays the role of hoisting goods, a reel 27 is fixedly connected on the double shafts of the double-shaft driving motor 26, the wiring has the connection rope 28 on reel 27, connect rope 28 and connecting block 9 fixed connection, effect through biax driving motor 26 comes a plurality of reels 27 of synchronous drive to rotate, thereby come drive connecting block 9 through connecting rope 28, be equipped with a plurality of slots 29 that are used for cooperating fin 11 on the 1 terminal surface of linking piece, all be equipped with perforation 30 on slot 29 and fin 11 and the caulking groove 25, it has same root fixing rod 31 to alternate in a plurality of perforation 30, thereby fixing rod 31 can insert simultaneously and establish on a plurality of connecting blocks 9 and form the fixed to fin 11, then fix good LED display screen 3 on track ladder 4, thereby make LED display screen 3 constitute a complete heat dissipation circulation with the circulation system, carry out better radiating effect.

As shown in fig. 8, the track strips on the surface of the track ladder 4 are movably connected with the track grooves 10 on the connecting blocks 9, the first function of the track ladder 4 is embodied at the place, after the double-shaft driving motor 26 acts on the winding drum 27 to rotate, the track strips can be matched with the track ladder 4 in a way of connecting the track grooves 10 with the track ladder 4 to be lifted, so that the LED display screen 3 lifted by lifting cannot be obstructed by the track ladders 4 and the connecting blocks 1 which are installed first, and therefore the LED display screen 3 can be completely lifted, the operation is more convenient and faster, extra track ladders 4 can be used outside the house, the track ladders 4 which need to be subsequently installed and fixed do not need to be used, and therefore when the track ladders 4 are used, the track ladders 4 can be prepared more and can be used as temporary accessories when being used as tools, and the guarantee performance is better.

Although terms such as the joining block 1, the mounting back plate 2, the LED display screen 3, the rail ladder 4, the circulating cooling mechanism 5, the water tank 6, the fixing plate 7, the hoisting mechanism 8, the connecting block 9, the rail groove 10, the heat sink 11, the threaded hole 12, the fixing bolt 13, the circulating channel 14, the water outlet hole 15, the opening and closing mechanism 16, the water pipe 17, the suction pump 18, the telescopic rod 19, the spring 20, the block 21, the chamber 22, the connecting pipe 23, the end 24, the caulking groove 25, the biaxial driving motor 26, the winding drum 27, the connecting rope 28, the inserting groove 29, the perforation 30, the fixing rod 31 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a can dismantle LED display screen for advertising, includes that the polylith links up piece (1) and installation backplate (2) and LED display screen (3), the back and installation backplate (2) fixed connection of LED display screen (3), a serial communication port, it has track ladder (4) to match on piece (1) to link up, link up piece (1) and freely slide on track ladder (4), track ladder (4) are the rectangle, be equipped with circulation cooling body (5) in track ladder (4), install water tank (6) and be used for and circulation cooling body (5) butt joint at the back that links up piece (1), the equal fixedly connected with fixed plate (7) in two ends of track ladder (4) are used for track ladder (4) fixing of itself, it is equipped with hoist and mount mechanism (8) that are used for hoist and mount LED display screen (3) on the terminal surface of piece (1).

2. The detachable LED display screen for advertising according to claim 1, wherein the mounting backboard (2) is further fixedly connected with a convex connecting block (9), the connecting block (9) is provided with a track groove (10), the connecting block (9) is connected with a hoisting mechanism (8), and the mounting backboard (2) is further fixedly connected with a plurality of cooling fins (11).

3. The detachable LED display screen for advertising according to claim 2, wherein the mounting backboard (2) is made of aluminum alloy, occupies 50-70% of the back area of the LED display screen (3), and is fixedly attached by bolts.

4. The detachable LED display screen for advertising according to claim 1, wherein the track strip on the surface of the track ladder (4) is in an open configuration and is used for a plurality of joining blocks (1) to freely enter and exit on the track ladder (4), the surface of the track strip of the track ladder (4) is provided with a plurality of threaded holes (12) which penetrate through the track strip, the rear portion of the joining block (1) is provided with a plurality of holes, and the holes are movably provided with fixing bolts (13) for connecting the joining block (1) and the threaded holes (12) on the track ladder (4).

5. The detachable LED display screen for advertising according to claim 1, wherein the circulating cooling mechanism (5) comprises a circulating channel (14) arranged in a rectangular frame of the track ladder (4), a water outlet (15) penetrates through the inner wall of the circulating channel (14), an opening and closing mechanism (16) is further arranged in the water outlet (15) and used for being in butt joint with the water tank (6), the water outlet (15) is arranged on the inner side of the rectangular frame of the track ladder (4), a water pipe (17) is arranged in the rectangular frame of the track ladder (4), a suction pump (18) is arranged in the water pipe (17), and the suction pump (18) and the water pipe (17) are fixedly connected to the fixing plate (7).

6. The detachable LED display screen for advertising according to claim 5, wherein the opening and closing mechanism (16) comprises a telescopic rod (19) fixedly connected to the inner wall of the circulation channel (14), a spring (20) is sleeved on the telescopic rod (19), the end of the telescopic rod (19) is fixedly connected with a block (21), and the block (21) normally blocks the water outlet hole (15) under the action of the spring (20).

7. The detachable LED display screen for advertising according to claim 5, wherein a groove is formed in the back of the connecting block (1), the water tank (6) is arranged in the groove in the back of the connecting block (1), two independent chambers (22) are formed in the water tank (6), each chamber (22) is connected with a pair of connecting pipes (23), each connecting pipe (23) is connected with an end head (24), the tip end of each end head (24) is closed, the middle part of each end head is hollow, and the end heads (24) are in threaded connection with the water outlet holes (15).

8. The detachable LED display screen for advertising according to claim 2, wherein the hoisting mechanism (8) comprises a caulking groove (25) formed in the connecting block (1), the caulking groove (25) is the same as the connecting block (9) in size, a double-shaft driving motor (26) is arranged in the caulking groove (25), a winding drum (27) is fixedly connected to double shafts of the double-shaft driving motor (26), a connecting rope (28) is wound on the winding drum (27), the connecting rope (28) is fixedly connected with the connecting block (9), and a plurality of slots (29) used for being matched with the radiating fins (11) are formed in the end face of the connecting block (1).

9. The detachable LED display screen for advertising according to claim 8, wherein the slot (29), the heat sink (11) and the caulking groove (25) are provided with through holes (30), and the same fixing rod (31) is inserted into the through holes (30).

10. The detachable LED display screen for advertising according to claim 2, wherein the track strips on the surface of the track ladder (4) are movably connected with the track grooves (10) on the connecting block (9).