CN110853530A - LED display screen - Google Patents
LED display screen Download PDFInfo
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- CN110853530A CN110853530A CN201911133489.9A CN201911133489A CN110853530A CN 110853530 A CN110853530 A CN 110853530A CN 201911133489 A CN201911133489 A CN 201911133489A CN 110853530 A CN110853530 A CN 110853530A
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- display screen
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- screen body
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Classifications
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
- F16B21/02—Releasable fastening devices locking by rotation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/0004—Joining sheets, plates or panels in abutting relationship
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread
- F16B5/0216—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread the position of the plates to be connected being adjustable
- F16B5/0225—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread the position of the plates to be connected being adjustable allowing for adjustment parallel to the plane of the plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/07—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of multiple interengaging protrusions on the surfaces, e.g. hooks, coils
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/041—Allowing quick release of the apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
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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
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Multimedia (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
Abstract
The invention discloses an LED display screen, which comprises a display screen body, wherein the number of the display screen body is multiple, one side of the display screen body is provided with a clamping groove, one adjacent side of the display screen body is fixedly connected with a clamping block, the outer surface of the clamping block is clamped with the inner surface of the clamping groove, and one side of the display screen body is fixedly connected with a first fixing block. This LED display screen, set up the draw-in groove through the one side at the display screen body, and set up the fixture block in one side of another display screen body, utilize fixture block and draw-in groove to carry out the joint, then spout and spacing groove that utilize first fixed block and second fixed block surface to set up, the cooperation stopper, thread groove and screw thread post are further fixed to it, do not need wholly to change after the part damages appearing in the LED display screen, dismantle alone and install, very big reduction in cost, and the recess that sets up on lug and the ring wall that utilizes the spliced pole both sides carries out the joint.
Description
Technical Field
The invention relates to the technical field of display screens, in particular to an LED display screen.
Background
The LED display screen is a flat panel display, is composed of small LED module panels, and is used for displaying various information such as characters, images, videos, video signals and the like. LEDs, light emitting diodes. It is a diode made of a compound of gallium (Ga) and arsenic (As), phosphorus (P), nitrogen (N), indium (In) by controlling the display mode of a semiconductor light emitting diode, and can radiate visible light when electrons and holes are recombined, and thus can be used to manufacture a light emitting diode. In circuits and instruments as indicator lights or to form text or numerical displays. The gaas diode emits red light, the gan diode emits green light, the sic diode emits yellow light, and the ingan diode emits blue light.
Current LED display screen, it is mostly whole to carry out fixedly, the LED display screen appears that the part needs whole the changing after damaging, the cost is higher, and the LED display screen is all fixed through bolt and outside, the installation is loaded down with trivial details, work efficiency is low, LED display screen is the power supply of emitting diode and other electronic components mostly simultaneously, its inside calorific capacity is great, and inside temperature is higher, can influence its life.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the LED display screen, and solves the problems that the existing LED display screen is integrally fixed, needs to be integrally replaced after being damaged, is higher in cost, is fixed with the outside through a bolt, is complicated in installation process, and has larger internal heat productivity.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a plurality of LED display screens comprise a display screen body, wherein one side of the display screen body is provided with a clamping groove, one adjacent side of the display screen body is fixedly connected with a clamping block, the outer surface of the clamping block is clamped with the inner surface of the clamping groove, one side of the display screen body is fixedly connected with a first fixing block, one adjacent side of the display screen body is fixedly connected with a second fixing block, the surfaces of the first fixing block and the second fixing block are respectively provided with a sliding groove, the two sides of the inner wall of the sliding groove are respectively provided with a limiting groove, a limiting block is slidably connected between the inner surfaces of the sliding groove and the limiting groove, the limiting block and the inner part of the sliding groove are respectively provided with a threaded groove, the inner surface of the threaded groove is in threaded connection with a threaded column, the back surface of the display screen body is fixedly connected with an installation block, and, and the inner wall fixedly connected with ring wall in cylinder groove, the internal surface swing joint of ring wall has the spliced pole, the upper and lower both sides of ring wall are all seted up flutedly, the equal fixedly connected with lug in upper and lower both sides of spliced pole surface, two the surface of lug all with the internal surface joint of recess.
Preferably, the front side and the rear side of the inner wall of the circular ring wall are both provided with moving grooves, and the inner surfaces of the two moving grooves are matched with the outer surfaces of the lugs.
Preferably, the inner surface of the circular wall is matched with the outer surface of the connecting column, and the depth of the circular wall is two thirds of the depth of the cylindrical groove.
Preferably, the number of the first fixing blocks and the second fixing blocks is provided with a plurality of fixing blocks, and the first fixing blocks and the second fixing blocks are distributed on two different display screen bodies.
Preferably, a square groove is formed in the display screen body, and the LED light source is fixedly connected to the inside of the square groove.
Preferably, the outer surface of the LED light source is fixedly connected with a plurality of connecting plates, and one side of each connecting plate is fixedly connected with the inner wall of the square groove.
Preferably, the front side and the rear side of the inner wall of the square groove are fixedly connected with a plurality of radiating blocks, and one side of each radiating block is fixedly connected with the inner wall of the square groove.
Preferably, the display screen body comprises a base material layer, an anti-corrosion layer and an anti-wear layer, and the top of the base material layer is fixedly connected with the bottom of the anti-corrosion layer.
Preferably, the top of the corrosion-resistant layer is fixedly connected with the bottom of the wear-resistant layer, and the base material layer, the corrosion-resistant layer and the wear-resistant layer are fixedly connected through a binder.
(III) advantageous effects
The invention provides an LED display screen. Compared with the prior art, the method has the following beneficial effects:
(1) the LED display screen comprises a display screen body, wherein a clamping groove is formed in one side of the display screen body, a clamping block is fixedly connected to one adjacent side of the display screen body, the outer surface of the clamping block is clamped with the inner surface of the clamping groove, a first fixing block is fixedly connected to one side of the display screen body, a second fixing block is fixedly connected to one adjacent side of the display screen body, sliding grooves are formed in the surfaces of the first fixing block and the second fixing block, limiting grooves are formed in the two sides of the inner wall of each sliding groove, a limiting block is slidably connected between the sliding grooves and the inner surface of each limiting groove, threaded grooves are formed in the limiting block and the sliding grooves, threaded columns are connected to the inner surfaces of the threaded grooves in a threaded manner, an installation block is fixedly connected to the back of the display screen body, cylindrical grooves are formed in the installation block, circular wall is fixedly connected to the inner wall of each cylindrical, the upper side and the lower side of the outer surface of the connecting column are fixedly connected with convex blocks, the outer surfaces of the two convex blocks are clamped with the inner surfaces of the grooves, the front side and the rear side of the inner wall of the circular ring wall are respectively provided with a plurality of moving grooves, the inner surfaces of the two moving grooves are matched with the outer surfaces of the convex blocks, the inner surface of the circular ring wall is matched with the outer surface of the connecting column, the depth of the circular ring wall is two thirds of the depth of the cylindrical groove, the number of the first fixing blocks and the number of the second fixing blocks are respectively provided with a plurality of fixing blocks, the first fixing blocks and the second fixing blocks are distributed on two different display screen bodies, one side of each display screen body is provided with a clamping groove, one side of the other display screen body is provided with a clamping block, the clamping blocks and the clamping grooves are clamped, then, the sliding grooves and the limiting grooves, the LED display screen does not need to be wholly changed after the part is damaged, is independently disassembled and installed, greatly reduces the cost, and utilizes the lug of the two sides of the connecting column to be clamped with the groove arranged on the circular wall, so that the display screen body can be fixedly installed, the complex process of bolt fixing is omitted, and the stability is stronger.
(2) This LED display screen, through the inside at the display screen body seted up the square groove, the inside fixedly connected with LED light source of square groove, the outer fixed surface of LED light source is connected with the connecting plate, and the quantity of connecting plate is provided with a plurality ofly, one side of connecting plate and the inner wall fixed connection of square groove, the equal fixedly connected with radiating block in both sides around the square groove inner wall, and the quantity of radiating block is provided with a plurality ofly, and the inner wall fixed connection of one side of radiating block and square groove, make somebody a mere figurehead fixed LED light source through the connecting plate, and set up the radiating block in the both sides of LED light source, can the inside heat dispersion of effectual reinforcing display screen body.
(3) This LED display screen, through including substrate layer, corrosion-resistant layer and wearing layer at the display screen body, the top of substrate layer and the bottom fixed connection on corrosion-resistant layer, the top on corrosion-resistant layer and the bottom fixed connection of wearing layer, through binder fixed connection between substrate layer, corrosion-resistant layer and the wearing layer, through setting up corrosion-resistant layer and wearing layer, can strengthen the corrosion resisting property and the wear resisting property of display screen body.
Drawings
FIG. 1 is a front view of the outer structure of the present invention;
FIG. 2 is a perspective view of a portion of the present invention;
FIG. 3 is a rear view of the internal structure of the display body of the present invention;
FIG. 4 is a front view of the internal structure of the display body of the present invention;
FIG. 5 is a side view of the internal structure of the display body of the present invention;
fig. 6 is a schematic view of the overall structure of the display screen body according to the present invention.
In the figure, 1-a display screen body, 2-a clamping groove, 3-a clamping block, 4-a first fixing block, 5-a second fixing block, 6-a sliding groove, 7-a limiting groove, 8-a limiting block, 9-a thread groove, 10-a thread column, 11-an installation block, 12-a cylinder groove, 13-a circular wall, 14-a connecting column, 15-a groove, 16-a bump, 17-a moving groove, 18-a square groove, 19-an LED light source, 20-a connecting plate, 21-a heat dissipation block, 22-a base material layer, 23-an anti-corrosion layer and 24-an anti-wear layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an embodiment of the present invention provides a technical solution: an LED display screen comprises a display screen body 1, wherein the display screen body 1 comprises a substrate layer 22, an anti-corrosion layer 23 and an abrasion-resistant layer 24, the anti-corrosion layer 2 is made of high-molecular anti-corrosion materials, the anti-corrosion performance and the abrasion-resistant performance of the display screen body 1 can be enhanced by arranging the anti-corrosion layer 23 and the abrasion-resistant layer 24, the abrasion-resistant layer 24 is made of abrasion-resistant coating, the top of the anti-corrosion layer 23 is fixedly connected with the bottom of the abrasion-resistant layer 24, the substrate layer 22, the anti-corrosion layer 23 and the abrasion-resistant layer 24 are fixedly connected through a binder, the top of the substrate layer 22 is fixedly connected with the bottom of the anti-corrosion layer 23, a square groove 18 is formed in the display screen body 1, heat dissipation blocks 21 are fixedly connected to the front side and the rear side of the inner wall of the square groove 18, the heat dissipation blocks 21 are made of graphene materials, the number of the heat dissipation blocks 21 is multiple, one side, the LED light source 19 is electrically connected with an external power supply, the outer surface of the LED light source 19 is fixedly connected with a connecting plate 20, the connecting plate 20 plays a role in fixing and supporting the LED light source 19, the LED light source 19 is fixed in an overhead mode through the connecting plate 20, the heat dissipation blocks 21 are arranged on two sides of the LED light source 19, the heat dissipation performance inside the display screen body 1 can be effectively enhanced, the number of the connecting plates 20 is multiple, one side of each connecting plate 20 is fixedly connected with the inner wall of the square groove 18, the number of the display screen bodies 1 is multiple, one side of each display screen body 1 is provided with a clamping groove 2, the adjacent side of each display screen body 1 is fixedly connected with a clamping block 3, the outer surface of each clamping block 3 is clamped with the inner surface of each clamping groove 2, one side of each display screen body 1 is fixedly connected with a first fixing block 4, the adjacent side of each display screen body 1 is fixedly, the first fixing block 4 and the second fixing block 5 are distributed on two different display screen bodies 1, sliding grooves 6 are respectively formed in the surfaces of the first fixing block 4 and the second fixing block 5, limiting grooves 7 are respectively formed in two sides of the inner wall of each sliding groove 6, a limiting block 8 is slidably connected between the inner surfaces of each sliding groove 6 and each limiting groove 7, threaded grooves 9 are respectively formed in the limiting block 8 and the sliding groove 6, threaded columns 10 are connected to the inner surfaces of the threaded grooves 9 in a threaded manner, a mounting block 11 is fixedly connected to the back surface of each display screen body 1, cylindrical grooves 12 are formed in the mounting block 11, circular walls 13 are fixedly connected to the inner walls of the cylindrical grooves 12, the inner surfaces of the circular walls 13 are matched with the outer surfaces of connecting columns 14, the depth of the circular walls 13 is two thirds of the depth of the cylindrical grooves 12, moving grooves 17 are respectively formed in the front side and the back side of the inner walls of the circular walls 13, the inner surfaces of the, the inner surface of the circular wall 13 is movably connected with a connecting column 14, the connecting column 14 is in threaded connection with an external wall body and can be started to rotate by a switch, grooves 15 are formed in the upper side and the lower side of the circular wall 13, lugs 16 are fixedly connected to the upper side and the lower side of the outer surface of the connecting column 14, the outer surfaces of the lugs 16 are clamped with the inner surfaces of the grooves 15, one side of the display screen body 1 is provided with a clamping groove 2, one side of the other display screen body 1 is provided with a clamping block 3, the clamping block 3 and the clamping groove 2 are used for clamping connection, then, a sliding groove 6 and a limiting groove 7 which are formed in the surfaces of a first fixing block 4 and a second fixing block 5 are used for matching with a limiting block 8, a thread groove 9 and a thread column 10 to further fix the LED display screen, the LED display screen does not need to be integrally replaced after being partially damaged, and is independently disassembled and installed, the cost is greatly reduced, the display screen body 1 can be installed and fixed, the complex process of bolt fixing is omitted, the stability is high, and meanwhile, the content which is not described in detail in the specification belongs to the prior art which is known by the technical personnel in the field.
To sum up, draw-in groove 2 is seted up through one side at display screen body 1, and set up fixture block 3 in one side of another display screen body 1, utilize fixture block 3 and draw-in groove 2 to carry out the joint, then spout 6 and spacing groove 7 that utilize first fixed block 4 and 5 surfaces of second fixed block to set up, cooperation stopper 8, thread groove 9 and threaded post 10 are further fixed to it, do not need wholly to change after the LED display screen appears partial damage, dismantle and the installation alone, very big reduction of cost, and utilize lug 16 and the recess 15 that sets up on the ring wall 13 of spliced pole 14 both sides to carry out the joint, can realize installing fixedly display screen body 1, save the loaded down with trivial details process of bolt fastening, and stability is stronger.
When the display screen is used, firstly, the clamping groove 2 on one side of one display screen body 1 is clamped with the clamping block 3 on one side of the other display screen body 1 and is sequentially connected, so that a plurality of display screen bodies 1 are connected into a whole, then the limiting block 8 slides along the inner surfaces of the sliding groove 6 and the limiting groove 7, when the limiting block 8 moves to the bottom along the sliding groove 6 and the limiting groove 7, the threaded column 10 is rotated into the threaded groove 9 to fix the display screen bodies 1, then the lugs 16 on the two sides of the outer surface of the connecting column 14 slide along the inner surface of the moving groove 17, when the lugs 16 slide out of the moving groove 17, the connecting column 14 is rotated, the lugs 16 are matched with the grooves 15 arranged on the circular wall 13, so that the lugs 16 are clamped into the grooves 15, the connecting column 14 is rotated inwards at the moment, the installation of the display screen bodies can be realized, and when the disassembly is needed, and (4) reversing the operation.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a LED display screen, includes display screen body (1), the quantity of display screen body (1) is provided with a plurality ofly, its characterized in that: one side of the display screen body (1) is provided with a clamping groove (2), one adjacent side of the display screen body (1) is fixedly connected with a clamping block (3), the outer surface of the clamping block (3) is clamped with the inner surface of the clamping groove (2), one side of the display screen body (1) is fixedly connected with a first fixing block (4), one adjacent side of the display screen body (1) is fixedly connected with a second fixing block (5), the surfaces of the first fixing block (4) and the second fixing block (5) are both provided with a sliding groove (6), the two sides of the inner wall of the sliding groove (6) are both provided with a limiting groove (7), a limiting block (8) is slidably connected between the inner surfaces of the sliding groove (6) and the limiting groove (7), the insides of the limiting block (8) and the sliding groove (6) are both provided with a threaded groove (9), and the inner surface of the threaded groove (9), the back fixedly connected with installation piece (11) of display screen body (1), cylinder groove (12) have been seted up to the inside of installation piece (11), and the inner wall fixedly connected with ring wall (13) of cylinder groove (12), the internal surface swing joint of ring wall (13) has spliced pole (14), recess (15) have all been seted up to the upper and lower both sides of ring wall (13), the equal fixedly connected with lug (16) of the upper and lower both sides of spliced pole (14) surface, two the surface of lug (16) all with the internal surface joint of recess (15).
2. The LED display screen of claim 1, wherein: the front side and the rear side of the inner wall of the circular wall (13) are provided with moving grooves (17), and the inner surfaces of the moving grooves (17) are matched with the outer surfaces of the lugs (16).
3. The LED display screen of claim 1, wherein: the inner surface of the circular wall (13) is matched with the outer surface of the connecting column (14), and the depth of the circular wall (13) is two thirds of the depth of the cylindrical groove (12).
4. The LED display screen of claim 1, wherein: the quantity of first fixed block (4) and second fixed block (5) all is provided with a plurality ofly, and first fixed block (4) and second fixed block (5) distribute on two different display screen bodies (1).
5. The LED display screen of claim 1, wherein: the LED display screen is characterized in that a square groove (18) is formed in the display screen body (1), and an LED light source (19) is fixedly connected to the inside of the square groove (18).
6. The LED display screen of claim 5, wherein: the outer surface of the LED light source (19) is fixedly connected with a plurality of connecting plates (20), the number of the connecting plates (20) is multiple, and one side of each connecting plate (20) is fixedly connected with the inner wall of the square groove (18).
7. The LED display screen of claim 5, wherein: the heat dissipation device is characterized in that the front side and the rear side of the inner wall of the square groove (18) are fixedly connected with heat dissipation blocks (21), the number of the heat dissipation blocks (21) is multiple, and one side of each heat dissipation block (21) is fixedly connected with the inner wall of the square groove (18).
8. The LED display screen of claim 1, wherein: the display screen body (1) comprises a base material layer (22), an anti-corrosion layer (23) and an anti-wear layer (24), and the top of the base material layer (22) is fixedly connected with the bottom of the anti-corrosion layer (23).
9. The LED display screen of claim 8, wherein: the top of the corrosion-resistant layer (23) is fixedly connected with the bottom of the wear-resistant layer (24), and the base material layer (22), the corrosion-resistant layer (23) and the wear-resistant layer (24) are fixedly connected through a bonding agent.
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