CN111998206A - Novel highway high-density small-space LED display screen - Google Patents
Novel highway high-density small-space LED display screen Download PDFInfo
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- CN111998206A CN111998206A CN202010891701.4A CN202010891701A CN111998206A CN 111998206 A CN111998206 A CN 111998206A CN 202010891701 A CN202010891701 A CN 202010891701A CN 111998206 A CN111998206 A CN 111998206A
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- display screen
- main body
- led display
- sliding
- fixedly connected
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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
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
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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
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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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- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
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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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
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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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
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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
- H05K7/20972—Forced ventilation, e.g. on heat dissipaters coupled to components
Abstract
The invention discloses a novel high-density small-space LED display screen for a highway, which comprises a display screen main body and an installation frame, wherein a supporting plate is fixedly installed at the bottom side in the installation frame, the display screen main body is positioned on the surface of the supporting plate, two push rods are arranged at the rear side of the display screen main body, and the two push rods are respectively positioned at the upper side and the lower side in the installation frame. The invention supports the rear side of the LED display screen main body through the extrusion plate, the mounting structure is very stable, the mounting method is very simple, time-saving and labor-saving, the display screen main body is conveniently cooled in hot days through the plurality of cooling fans mounted on the rear cover and the cooling holes formed in the bottom of the cooling fans, the display screen main body is prevented from being burnt out by high heat, the sliding block is supported by the supporting block in the sliding groove, the clamping blocks on the left side and the right side of the sliding block are returned to the inside of the sliding block through the servo motor, and the height of the display screen main body is conveniently adjusted downwards.
Description
Technical Field
The invention relates to an LED display screen, in particular to a novel high-density small-space LED display screen for a highway.
Background
The small-distance LED display screen is an indoor LED display screen with the LED point distance below P2.5, and mainly comprises LED display screen products such as P2.5, P2.0, P1.8, P1.5 and the like. Along with the improvement of the manufacturing technology of the LED display screen, the resolution ratio of the traditional LED display screen is greatly improved. The small-space LED display screen is a general name of a whole set of system, and comprises an LED display system, a high-definition display control system, a heat dissipation system and the like. The small-distance LED display screen adopts a pixel-level point control technology to realize the state control of the reducibility and the uniformity of the brightness and the color of a display screen pixel unit. The automatic reflow soldering process is adopted in the production process of the display screen, and manual post soldering is not needed.
Along with the more and more extensive that LED display screen used, the LED display screen is also used on the expressway, but, at present to the installation of LED display screen comparatively complicated loaded down with trivial details, waste time and energy, and in case the installation is fixed the back, the high position is difficult for adjusting about the LED display screen, and owing to be on the expressway, outdoor weather is hot, and the inside heat dissipation of installation frame is not good, leads to the inside high fever of display screen to be burnt out easily. Therefore, those skilled in the art have provided a new type of highway high-density small-pitch LED display screen to solve the above-mentioned problems in the background art.
Disclosure of Invention
The invention aims to provide a novel high-density small-space LED display screen for a highway, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a novel high-density small-space LED display screen for a highway comprises a display screen main body and an installation frame, wherein a supporting plate is fixedly installed on the bottom side inside the installation frame, the display screen main body is located on the surface of the supporting plate, two push rods are arranged on the rear side of the display screen main body and are respectively located on the upper side and the lower side inside the installation frame, and a left extrusion plate and a right extrusion plate are arranged between the push rods and the display screen main body; the front side of the installation frame is provided with a glass cover, the rear side of the installation frame is provided with a rear cover, the rear side of the rear cover is provided with a plurality of cooling fans, four outer sides of the rear cover are fixedly connected with a plurality of fixing plates, and connecting bolts are arranged between the fixing plates and the installation frame; the left side and the right side of the installation frame are respectively provided with an installation column frame, the left side and the right side of the installation frame are respectively fixedly connected with a slide block, the installation column frame is internally provided with a slide groove corresponding to the slide block, the slide block is vertically connected in the slide groove in a sliding way, the upper end of the slide block is provided with a rotating wheel, the upper side of the installation column frame is fixedly provided with a double-shaft motor, the left upper end and the right upper end of the installation column frame at two ends of the double-shaft motor are respectively connected with a transmission rod, the outer ends of the two transmission rods are respectively fixedly connected with a winding wheel, a pulling rope is wound on the winding wheel, the left side and the right side of the slide block are respectively provided with a plurality of clamping blocks, the two inner sides of the slide groove are respectively and fixedly provided with a plurality of supporting blocks, the supporting blocks are positioned below the, the downside rotates between two sliders and connects the worm, and the both sides of worm all are equipped with rather than the worm wheel of meshing, worm wheel one side fixedly connected with gear, and the upside of two gears all is equipped with rather than the pinion rack of meshing, and the fixture block fixed connection of pinion rack rather than the upside, the downside fixed mounting of slider has servo motor.
As a further scheme of the invention: the rear side both ends of push rod all are equipped with the fixed block of fixed mounting in the installation frame, and threaded connection has positioning bolt between fixed block and the push rod, and sliding connection is inside in the installation frame around the push rod.
As a still further scheme of the invention: the length of the extrusion plate is greater than or equal to the vertical distance between the two push rods, the extrusion plate is connected to the front side of the push rods in a vertical sliding mode, and fixing bolts are arranged on the push rods corresponding to the extrusion plate.
As a still further scheme of the invention: the equal fixedly connected with side draw runner in lower part left and right sides of back lid, and the inside left and right sides of installation frame all sets up the side fluting that corresponds the side draw runner.
As a still further scheme of the invention: the side surface of the rear cover is L-shaped, and a plurality of radiating holes are uniformly formed in the bottom surface of the rear cover.
As a still further scheme of the invention: one end of the pull rope is fixedly connected to the winding wheel, and the other end of the pull rope bypasses the rotating wheel and is fixedly connected with the upper side of the sliding groove.
As a still further scheme of the invention: the slider internal rotation is connected with the bull stick, and a plurality of worms all are fixed in on the bull stick, and the lower extreme fixed connection of bull stick and servo motor's motor shaft fixed connection.
As a still further scheme of the invention: the controller is fixedly installed on the outer side of the installation column frame and is electrically connected with the plurality of cooling fans, the two servo motors and the double-shaft motor respectively.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the LED display screen, the extrusion plate is abutted against the rear side of the LED display screen main body, the positioning bolt on the fixing block is rotated, the position of the push rod is fixed, the display main body is fixed in the installation frame, and compared with the traditional installation of the LED display screen, the installation structure provided by the utility model is very stable, the installation method is very simple and convenient, and time and labor are saved.
2. According to the LED display screen, the detachable rear cover is arranged, a certain interval is formed between the rear cover and the LED display screen main body, and the display screen is conveniently radiated in hot days through the plurality of radiating fans arranged on the rear cover and the radiating holes formed in the bottom of the radiating fans, so that the display screen main body is prevented from being burnt out due to high heat.
3. According to the invention, the shaft motor is controlled by the controller to work, the upper and lower heights of the display screen main body are adjusted, the movement is not carried out after the height is determined, the fixture blocks on the two sides of the slide block are popped out under the elastic force action of the compression spring, the slide block is supported by the support blocks in the slide groove, and the fixture blocks on the left and right sides of the slide block are returned to the interior of the slide block through the servo motor, so that the height of the display screen main body is conveniently adjusted.
Drawings
Fig. 1 is a schematic structural diagram of a novel highway high-density small-space LED display screen.
Fig. 2 is a schematic back structure diagram of a novel highway high-density small-space LED display screen.
Fig. 3 is a schematic view of a bottom view structure of a mounting frame in a novel highway high-density small-space LED display screen.
Fig. 4 is a schematic side sectional structure view of a mounting column in a novel highway high-density small-space LED display screen.
Fig. 5 is an enlarged schematic structural diagram of fig. 4A of a novel highway high-density small-pitch LED display screen.
Fig. 6 is a schematic diagram of an internal structure of a mounting frame in a novel highway high-density small-space LED display screen.
Fig. 7 is an enlarged schematic structural diagram of fig. 6B of a novel highway high-density small-pitch LED display screen.
In the figure: 1. a display screen main body; 2. a mounting frame; 3. mounting a column frame; 4. a glass cover; 5. a double-shaft motor; 6. a winding wheel; 7. a rear cover; 8. a transmission rod; 9. pulling a rope; 10. a slider; 11. a clamping block; 12. a servo motor; 13. a heat radiation fan; 14. a chute; 15. a controller; 16. a support block; 17. a fixing plate; 18. a side slide bar; 19. a heat dissipation port; 20. a rotating wheel; 21. a limiting block; 22. a slide bar; 23. a compression spring; 24. a toothed plate; 25. a gear; 26. a worm gear; 27. a worm; 28. a support plate; 29. a push rod; 30. a pressing plate; 31. fixing the bolt; 32. side grooving; 33. a fixed block; 34. and (6) positioning the bolt.
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 to 7, in the embodiment of the present invention, a novel high-density small-space LED display screen for an expressway includes a display screen main body 1 and an installation frame 2, a supporting plate 28 is fixedly installed on a bottom side inside the installation frame 2, the display screen main body 1 is located on a surface of the supporting plate 28, two push rods 29 are disposed on a rear side of the display screen main body 1, the two push rods 29 are respectively located on upper and lower sides inside the installation frame 2, a left and right squeezing plates 30 are disposed between the push rods 29 and the display screen main body 1, a length of the squeezing plate 30 is greater than or equal to a vertical distance between the two push rods 29, the squeezing plate 30 is slidably connected to a front side of the push rods 29 up and down, a fixing bolt 31 is disposed on the push rods 29 corresponding to the squeezing plate 30, fixing blocks 33 fixedly installed in the installation frame 2 are disposed at both ends of the rear side of the push, the push rods 29 are connected inside the installation frame 2 in a front-back sliding mode, the display screen is placed in the installation frame 2, the extrusion plates 30 on two sides penetrate through the push rods 29 until the extrusion plates 30 completely penetrate through the upper push rod 29 and the lower push rod 29, the fixing bolts 31 on the push rods 29 are rotated, the extrusion plates 30 are fixed on the two push rods 29, the upper push rod 29 and the lower push rod 29 are pushed forwards until the extrusion plates 30 abut against the rear side of the LED display screen main body 1, the positioning bolts 34 on the fixing blocks 33 are rotated, the positions of the push rods 29 are fixed, and the display main body 1 is fixed inside the installation frame 2 along with the push rods, so that compared with the traditional installation of the LED display screen, the installation structure provided by the utility model is; a glass cover 4 is arranged on the front side of the installation frame 2, a rear cover 7 is arranged on the rear side of the installation frame 2, side sliding strips 18 are fixedly connected on the left side and the right side of the lower part of the rear cover 7, and the left and right sides of the inner part of the mounting frame 2 are both provided with side grooves 32 corresponding to the side slide bars 18, the side surface of the rear cover 7 is L-shaped, a plurality of heat dissipation ports 19 are uniformly arranged on the bottom surface of the rear cover 7, a plurality of heat dissipation fans 13 are arranged on the rear side of the rear cover 7, a plurality of fixing plates 17 are fixedly connected with the four outer sides of the rear cover 7, and a connecting bolt is arranged between the fixed plate 17 and the mounting frame 2, the utility model is provided with the detachable rear cover 7, a certain interval is arranged between the rear cover 7 and the LED display screen main body, through the plurality of cooling fans 13 arranged on the rear cover 7 and the cooling holes 19 arranged at the bottom of the rear cover, the display can be conveniently cooled in hot weather, and the display main body 1 is prevented from being burnt out due to high heat;
the left side and the right side of the installation frame 2 are both provided with installation column frames 3, the left side and the right side of the installation frame 2 are both fixedly connected with sliding blocks 10, sliding grooves 14 corresponding to the sliding blocks 10 are formed in the installation column frames 3, the sliding blocks 10 are vertically and slidably connected in the sliding grooves 14, the upper ends of the sliding blocks 10 are provided with rotating wheels 20, the upper sides of the installation column frames 3 are fixedly provided with double-shaft motors 5, the left upper ends and the right upper ends of the installation column frames 3 at the two ends of the double-shaft motors 5 are both connected with transmission rods 8, the outer ends of the two transmission rods 8 are both fixedly connected with winding wheels 6, the winding wheels 6 are wound with pull ropes 9, one ends of the pull ropes 9 are fixedly connected to the winding wheels 6, the other ends of the pull ropes 9 bypass the rotating wheels 20 and are fixedly connected with the upper sides of the sliding grooves 14, the left side and the right side of the, the fixture blocks 11 are connected in the sliding blocks 10 in a left-right sliding manner, the sliding blocks 10 are internally penetrated by sliding rods 22, a plurality of limiting blocks 21 are arranged in the sliding blocks 10, the sliding rods 22 are fixedly connected to the limiting blocks 21, compression springs 23 sleeved on the peripheral sides of the two sliding rods 22 are connected between the limiting blocks 21 and the fixture blocks 11 on two sides, a worm 27 is rotatably connected to the lower side of each of the two sliding blocks 10, worm wheels 26 meshed with the worm wheels 27 are arranged on two sides of each of the worm wheels 27, gears 25 are fixedly connected to one sides of the worm wheels 26, toothed plates 24 meshed with the gears 25 are arranged on the upper sides of the two gears 25, the toothed plates 24 are fixedly connected to the fixture blocks 11 on the upper sides of the toothed blocks, the servo motor 12 is fixedly installed on the lower side of the sliding blocks 10, a rotating rod is rotatably connected to the sliding block 10, the plurality of, when the appearance effect of the display screen main body 1 is poor, the up-down height of the display screen main body 1 can be adjusted, the operation of the double-shaft motor 5 is controlled, the left transmission rod 8 and the right transmission rod 8 of the double-shaft motor 5 drive the winding wheel 6 on the two sides to rotate, the winding wheel 6 winds the pull rope 9, the slide block 10 is pulled up by matching with the rotating wheel 20, the installation frame 2 fixedly arranged between the two slide blocks 10 and the display screen main body 1 in the installation frame move upwards along with the installation frame, the height is determined and then the installation frame does not move any more, the fixture blocks 11 on the two sides of the slide block 10 are popped out by the elastic force of the compression spring 23 and the slide block 10 is supported by matching with the support block 16 in the sliding chute 14, when the position height of the display screen main body 1 needs to be adjusted downwards, the two servo motors 12 are controlled to operate, the motor shaft of the servo motor 12 drives the rotating rod and, the two gears 25 rotating in opposite directions are engaged with each other by the toothed plate 24, so that the engaging blocks 11 on the left and right sides of the sliding block 10 return to the inside of the sliding block 10, and at this time, the sliding block 10 is no longer supported by the supporting block 16, so that the installation frame 2 and the display screen main body 1 inside the installation frame can be controlled to be adjusted downward in height by the dual-axis motor 5, and the controller 15 is electrically connected with the plurality of heat dissipation fans 13, the two servo motors 12 and the dual-axis motor 5 respectively.
The working principle of the invention is as follows:
when the LED display screen main body 1 is installed, the display screen is placed in the installation frame 2, the extrusion plates 30 on two sides penetrate through the push rods 29 until the extrusion plates 30 completely penetrate through the upper push rod 29 and the lower push rod 29, the fixing bolts 31 on the push rods 29 are rotated to enable the extrusion plates 30 to be fixed on the two push rods 29, the upper push rod 29 and the lower push rod 29 are pushed forwards until the extrusion plates 30 abut against the rear side of the LED display screen main body 1, the positioning bolts 34 on the fixing blocks 33 are rotated to fix the positions of the push rods 29, and the display main body 1 is fixed in the installation frame 2 along with the push rods, so that compared with the traditional installation of the LED display screen, the installation structure provided by the utility model is very stable, the installation method; the rear cover 7 capable of being mounted and dismounted is arranged, a certain interval is formed between the rear cover 7 and the LED display screen main body, and the display screen is conveniently cooled in hot weather through the plurality of cooling fans 13 mounted on the rear cover 7 and the cooling holes 19 formed in the bottom of the cooling fans, so that the display screen main body 1 is prevented from being burnt out in high heat; when the appearance effect of the display screen main body 1 is poor, the up-down height of the display screen main body 1 can be adjusted, the controller 15 controls the double-shaft motor 5 to work, the left and right transmission rods 8 of the double-shaft motor 5 drive the winding wheels 6 on the two sides to rotate, the winding wheels 6 wind the pull rope 9, the sliding blocks 10 are matched with the rotating wheel 20 to pull up, the mounting frame 2 fixedly arranged between the two sliding blocks 10 and the display screen main body 1 in the mounting frame do up move along with the mounting frame, the height is determined and then the mounting frame does not move any more, the clamping blocks 11 on the two sides of the sliding blocks 10 are popped out under the elastic force action of the compression springs 23 and matched with the supporting blocks 16 in the sliding chute 14 to support the sliding blocks 10, when the position height of the display screen main body 1 needs to be adjusted down, the controller 15 controls the two servo motors 12 to work, the motor shafts of the servo motors 12, the worm wheel 26 drives the gear 25 fixedly connected with the worm wheel to rotate, the two gears 25 rotating in opposite directions are clamped by the toothed plate 24, so that the clamping blocks 11 on the left side and the right side of the sliding block 10 return to the inside of the sliding block 10, and the sliding block 10 is not supported by the supporting block 16 any more, so that the installation frame 2 and the display screen main body 1 inside the installation frame can be controlled to be adjusted downwards through the double-shaft motor 5.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A novel highway high-density small-space LED display screen comprises a display screen main body (1) and an installation frame (2), and is characterized in that a supporting plate (28) is fixedly installed on the bottom side inside the installation frame (2), the display screen main body (1) is located on the surface of the supporting plate (28), two push rods (29) are arranged on the rear side of the display screen main body (1), the two push rods (29) are respectively located on the upper side and the lower side inside the installation frame (2), and a left extrusion plate and a right extrusion plate (30) are arranged between the push rods (29) and the display screen main body (1); a glass cover (4) is arranged on the front side of the installation frame (2), a rear cover (7) is arranged on the rear side of the installation frame (2), a plurality of cooling fans (13) are installed on the rear side of the rear cover (7), a plurality of fixing plates (17) are fixedly connected to four outer sides of the rear cover (7), and connecting bolts are arranged between the fixing plates (17) and the installation frame (2); the device is characterized in that mounting column frames (3) are arranged on the left side and the right side of the mounting frame (2), sliders (10) are fixedly connected to the left side and the right side of the mounting frame (2), chutes (14) corresponding to the sliders (10) are formed in the mounting column frames (3), the sliders (10) are connected into the chutes (14) in a vertical sliding mode, rotating wheels (20) are installed at the upper ends of the sliders (10), double-shaft motors (5) are fixedly installed on the upper sides of the mounting column frames (3), transmission rods (8) are connected to the upper ends of the left side and the right side of the mounting column frames (3) at two ends of each double-shaft motor (5), winding wheels (6) are fixedly connected to the outer ends of the two transmission rods (8), pull ropes (9) are wound on the winding wheels (6), a plurality of clamping blocks (11) are arranged on the left side and the right side of the sliders (, and the tray (16) is located below the clamping block (11), the clamping block (11) is connected in the sliding block (10) in a left-right sliding manner, a sliding rod (22) penetrates through the sliding block (10), a plurality of limiting blocks (21) are arranged in the sliding block (10), the sliding rod (22) is fixedly connected to the limiting blocks (21), compression springs (23) sleeved on the periphery sides of the two sliding rods (22) are connected between the limiting blocks (21) and the clamping blocks (11) on the two sides, a worm (27) is rotatably connected to the lower side between the two sliding blocks (10), worm wheels (26) meshed with the worm wheels (26) are arranged on the two sides of the worm wheels (27), gears (25) are fixedly connected to one side of the worm wheels (26), toothed plates (24) meshed with the toothed plates are arranged on the upper sides of the two gears (25), the toothed plates (24) are fixedly connected with the clamping blocks (11).
2. The novel high-density small-space LED display screen for the expressway as claimed in claim 1, wherein fixing blocks (33) fixedly mounted in the mounting frame (2) are arranged at both ends of the rear side of the push rod (29), a positioning bolt (34) is in threaded connection between the fixing blocks (33) and the push rod (29), and the push rod (29) is connected inside the mounting frame (2) in a front-back sliding manner.
3. The novel high-density small-space LED display screen for the expressway according to claim 1, wherein the length of the extrusion plate (30) is greater than or equal to the vertical distance between the two push rods (29), the extrusion plate (30) is connected to the front side of the push rods (29) in a vertical sliding mode, and fixing bolts (31) are arranged on the push rods (29) in positions corresponding to the extrusion plate (30).
4. The novel high-density small-space LED display screen for the expressway according to claim 1, wherein side sliding strips (18) are fixedly connected to the left and right sides of the lower portion of the rear cover (7), and side grooves (32) corresponding to the side sliding strips (18) are formed in the left and right sides of the inside of the mounting frame (2).
5. The novel high-density small-space LED display screen for the expressway as claimed in claim 1, wherein the side surface of the rear cover (7) is L-shaped, and a plurality of heat dissipation ports (19) are uniformly formed in the bottom surface of the rear cover (7).
6. The novel high-density small-space LED display screen for the expressway according to claim 1, wherein one end of the pull rope (9) is fixedly connected to the winding wheel (6), and the other end of the pull rope (9) bypasses the rotating wheel (20) and is fixedly connected with the upper side of the sliding groove (14).
7. The novel high-density small-space LED display screen for the expressway as claimed in claim 1, wherein a rotating rod is rotatably connected in the slider (10), a plurality of worms (27) are fixed on the rotating rod, and the lower end of the rotating rod is fixedly connected with a motor shaft of the servo motor (12).
8. The novel high-density small-space LED display screen for the expressway as claimed in claim 1, wherein a controller (15) is fixedly mounted on the outer side of the mounting column frame (3), and the controller (15) is electrically connected with the plurality of heat dissipation fans (13), the two servo motors (12) and the double-shaft motor (5) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010891701.4A CN111998206A (en) | 2020-08-28 | 2020-08-28 | Novel highway high-density small-space LED display screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010891701.4A CN111998206A (en) | 2020-08-28 | 2020-08-28 | Novel highway high-density small-space LED display screen |
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| CN111998206A true CN111998206A (en) | 2020-11-27 |
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| CN202010891701.4A Pending CN111998206A (en) | 2020-08-28 | 2020-08-28 | Novel highway high-density small-space LED display screen |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112524418A (en) * | 2020-12-01 | 2021-03-19 | 深圳市意达亨科技有限公司 | Spliced outdoor advertising machine with strip-shaped display screen |
| CN112767824A (en) * | 2021-01-13 | 2021-05-07 | 深圳彩虹源科技有限责任公司 | New forms of energy goods shelves display screen that protectiveness is high |
| CN114046411A (en) * | 2021-12-11 | 2022-02-15 | 关文威 | LED display screen convenient to assemble |
| CN115183089A (en) * | 2021-08-19 | 2022-10-14 | 惠州市明鑫亮科技有限公司 | Bus LED wisdom display screen |
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| CN114046411A (en) * | 2021-12-11 | 2022-02-15 | 关文威 | LED display screen convenient to assemble |
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Application publication date: 20201127 |