CN113948013A

CN113948013A - LED mobile advertisement display

Info

Publication number: CN113948013A
Application number: CN202111210093.7A
Authority: CN
Inventors: 李奔奔; 李文乾
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-01-18

Abstract

The utility model relates to the technical field of displays, in particular to an LED mobile advertisement display, which comprises a vehicle-mounted transverse plate, wherein two first support rods are fixedly arranged on the outer surface of the upper end of the vehicle-mounted transverse plate, an LED display main body is fixedly arranged on the outer surface of the upper end of the first support rods, a motor is fixedly arranged in the middle of the upper end face of the vehicle-mounted transverse plate, a scraping mechanism is arranged between the motor and the LED display main body and comprises a gear, a rack, a scraping plate, a cleaning sponge and a spraying assembly, an output shaft of the motor is fixedly sleeved with the gear, and the top of the front end face of the LED display main body is fixedly connected with a guide rod. The device structure not only can utilize the clearance sponge to accomplish and clean the clearance with sand to the dust on LED display screen surface, can also utilize magnetic force to adsorb to pour into the clearance liquid into the clearance sponge simultaneously, and further improvement clearance effect guarantees the clean and tidy on LED display screen surface, the effect of putting in of guarantee advertisement.

Description

LED mobile advertisement display

Technical Field

The utility model relates to the technical field of displays, in particular to an LED mobile advertisement display.

Background

The LED billboard can be divided into two types of outdoor billboard and outdoor screen according to different application places, because the application environment of the LED outdoor billboard is different from that of indoor screen, and its environmental condition is relatively bad, naturally it has higher requirements for LED luminescent material and box body, it is a perfect combination of new media technology and outdoor advertising release form, i.e. it utilizes the advertisement characters or pictures formed by LED, such as electronic large screen advertisement which we usually see on the street or some roadside high-bright advertisement characters and signboard with color light, the LED is a semiconductor which can convert electric energy into visible light, it changes the principle of tungsten filament luminescence of incandescent lamp and energy-saving lamp three-base color powder luminescence, and adopts electric field luminescence, the LED display screen is a display screen which displays characters and images by controlling the display mode of semiconductor LED, the LED display screen mainly comprises a picture and text display screen and a full-color display screen;

in the prior art (No. CN213751782U), a mobile billboard lamp box includes a lamp box body, and a plurality of universal wheels disposed at the bottom of the lamp box body, wherein a base for mounting the universal wheels is disposed at the bottom of the lamp box body, a lifting sleeve is disposed around the base and screwed on the universal wheels, a supporting plate is disposed around the bottom of the lifting sleeve for supporting the lifting sleeve on the ground, and a rotating mechanism is disposed around the lifting sleeve for rotating the lifting sleeve. The utility model has the following advantages and effects: there is the lifting sleeve who establishes outside the universal wheel through the week side threaded connection at the base, and is provided with in lifting sleeve's week side and is used for supporting the supporting disk subaerial, removes required position at the lamp house body this moment after, accessible slewing mechanism rotates the ascending and descending pipe of threaded connection on hand at the base to make the supporting disk support subaerial, the universal wheel is accomodate in the lifting sleeve, so that improve with the area of contact on ground, thereby stability when improving fixed position.

The effectual cleaning work is carried out to the bill-board surface that flows that can not be fine in the above-mentioned patent, adheres to the dust easily at the bill-board surface, especially to the on-vehicle LED that flows advertisement display in the many sand and wind climates of northwest, and dust and sand soil are adhered to easily to the advertisement display surface in the vehicle driving process, cause visual disturbance, influence the effect of the advertisement that flows.

To this end, an LED mobile advertising display is proposed.

Disclosure of Invention

The present invention is directed to an LED mobile advertisement display to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a LED mobile advertisement display, includes on-vehicle diaphragm, the upper end surface fixed mounting of on-vehicle diaphragm has two bracing pieces one, two the upper end surface fixed mounting of bracing piece one has LED display main part, the up end intermediate position fixed mounting of on-vehicle diaphragm has the motor, be provided with scraping mechanism between motor and the LED display main part.

Preferably, scraping mechanism includes gear, rack, scraper blade, clearance sponge, sprays the subassembly, the output shaft of motor cup joints and is fixed with the gear, the preceding terminal surface top fixedly connected with guide bar of LED display main part, the equal swing joint in lower terminal surface left side and the intermediate position of guide bar has the scraper blade, two the equal fixedly connected with clearance sponge of rear end face of scraper blade, the clearance sponge pastes mutually with LED display main part, two the bottom fixedly connected with rack of scraper blade, the left and right sides of the up end of rack and the bottom fixed connection and the rack and the gear engagement of scraper blade are connected, the inside of scraper blade is provided with sprays the subassembly.

Preferably, a T-shaped groove is formed in the guide rod, a T-shaped limiting block is fixedly connected to the upper end face of the scraper, and the T-shaped limiting block is arranged inside the T-shaped groove and movably connected with the T-shaped groove.

Preferably, both ends are all fixedly connected with dog about the guide bar, dog and LED display main part fixed connection.

Preferably, the spraying assembly comprises a first groove, a second magnet, a water inlet pipe, a water outlet pipe, a second spring and an air bag, wherein the first magnet is fixedly mounted inside the LED display main body, a first groove is formed in the scraper, the right end of the inner wall of the first groove is fixedly connected with the second spring and is a plurality of magnetic bodies, the left end of the second spring is fixedly connected with the second magnet, the first magnet is magnetically adsorbed with the second magnet, the air bag is arranged between the second magnet and the inner wall of the left side of the scraper, the upper end of the air bag is fixedly connected with the water inlet pipe, the lower end of the water inlet pipe is communicated with the air bag, the upper end of the water inlet pipe is penetrated through the upper end face extending to the scraper, the left end of the air bag is fixedly connected with the water outlet pipe, the right end of the water outlet pipe is communicated with the air bag, and the left end of the water outlet pipe is penetrated through the right end of the cleaning sponge.

Preferably, the LED display main part is formed by splicing two identical LED display screens after being fixedly connected through three fixing blocks, and the three fixing blocks are not internally provided with magnets.

Preferably, the upper end surface of the T-shaped limiting block is provided with a first counter bore, the first counter bore penetrates through the lower end surface of the T-shaped limiting block and is communicated with the water inlet pipe, the inner wall of the upper end of the first counter bore is fixedly connected with a ring-shaped magnet IV, the upper end of the inner surface of the guide rod is provided with a second counter bore, the second counter bore is positioned above the first counter bore and corresponds to the first counter bore, the inner wall of the lower end of the second counter bore is fixedly connected with a fixed lantern ring, the lower end surface of the fixed lantern ring is fixedly connected with a first spring, the lower end of the first spring is fixedly connected with a third magnet, the third magnet and the fourth magnet are magnetically adsorbed, the middle position of the upper end surface of the guide rod is fixedly connected with a water tank, the lower end surface of the water tank is provided with a water outlet, the upper end of the water outlet is communicated with the inside of the water tank, and the lower end of the water tank penetrates through and corresponds to the counter bore.

Preferably, the outer surface of the output shaft of the motor is located below the gear and is sleeved with a support sleeve ring through a bearing in a movable connection mode, the annular outer surface of the support sleeve ring is provided with four support rods III and four support rods IV at equal intervals in an annular mode with the center of the support sleeve ring as the circle center, one ends of the support rods III are fixedly connected with the annular outer surface of the support sleeve ring, the other ends of the support rods III are fixedly connected with the upper end face of the vehicle-mounted transverse plate, a support rod II is arranged between the gear and the LED display main body, the lower end of the support rod II is sleeved with a gear in a movable connection mode through a bearing, and the upper end of the support rod II is fixedly connected with the LED display main body.

Compared with the prior art, the utility model has the beneficial effects that:

1. by adding the scraping mechanism, the guide rod, the motor and other parts in the device, when dust and sandy soil are attached to the surface of the flowing LED advertisement display, the motor can be driven to control the motor to rotate to drive the scraping mechanism to scrape the surface of the display back and forth, so that the dust and the sandy soil on the surface are cleaned, and the phenomenon that the dust and the sandy soil cause visual obstruction to influence the advertisement display effect is prevented;

2. by adding the spraying assembly, the first magnet, the second magnet and the like into the device, when the motor drives the scraping mechanism to scrape the surface of the LED advertising display back and forth, the spraying assembly is driven to operate through the magnetic adsorption of the first magnet and the second magnet, cleaning solution is injected into the cleaning sponge fixedly connected to the scraper plate, the cleaning effect of the cleaning sponge on the outer surface of the display is enhanced, the cleanness and tidiness of the outer surface of the display are further guaranteed, and the advertising effect is guaranteed;

3. through parts such as adding water tank, inlet tube, outlet pipe in the device, make the scraper blade carry out the abluent while can guarantee the permanent continuation of clean effect to the cleaning solution of infusing of the subassembly that sprays in the scraper blade constantly to LED display surface in the back and forth movement.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is an overall structural view of the present invention;

FIG. 2 is a front view of the present invention as shown in FIG. 1;

FIG. 3 is a top view of the scraping mechanism of the present invention;

FIG. 4 is a vertical cross-sectional view of the squeegee of the utility model;

FIG. 5 is a partial structural view of the spray assembly of the present invention;

fig. 6 is a partial enlarged view of the utility model at a in fig. 5.

Description of reference numerals:

1. a vehicle-mounted transverse plate; 2. a motor; 3. a support collar; 4. a first supporting rod; 5. an LED display main body; 6. a scraping mechanism; 7. a second supporting rod; 8. a guide bar; 9. a stopper; 10. a water tank; 11. a fixed block; 31. a third supporting rod; 51. a magnet I; 61. a gear; 62. a rack; 63. a squeegee; 64. cleaning the sponge; 65. a spray assembly; 81. a T-shaped groove; 82. a T-shaped limiting block; 83. a second countersink; 84. a fixed collar; 85. a first spring; 86. a magnet III; 101. a water outlet hole; 651. a first groove; 652. a second magnet; 653. a water inlet pipe; 654. a water outlet pipe; 655. a second spring; 656. an air bag; 821. a first countersink; 822. and a fourth magnet.

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 6, the present invention provides a technical solution:

the utility model provides a LED mobile advertisement display, includes on-vehicle diaphragm 1, the upper end surface fixed mounting of on-vehicle diaphragm 1 has two bracing pieces 4, two the upper end surface fixed mounting of bracing piece 4 has LED display main part 5, the up end intermediate position fixed mounting of on-vehicle diaphragm 1 has motor 2, be provided with scraping mechanism 6 between motor 2 and the LED display main part 5.

During operation, on-vehicle diaphragm 1 fixed connection is in the carriage upper end of mobile advertisement car, on-vehicle diaphragm 1's upper end surface fixed mounting has two bracing pieces 4, the upper end surface fixed mounting of bracing piece 4 has LED display main part 5, bracing piece 4 is used for fixed support LED display main part 5, the up end intermediate position fixed mounting of on-vehicle diaphragm 1 has motor 2, motor 2 is used for driving dust and the sand and soil on scraping mechanism 6 the surface of LED display main part 5 and scrapes.

As an embodiment of the present invention, as shown in fig. 2 and 3, the scraping mechanism 6 includes a gear 61, a rack 62, scrapers 63, cleaning sponges 64, and a spraying assembly 65, the gear 61 is fixedly sleeved on an output shaft of the motor 2, the top of the front end surface of the LED display main body 5 is fixedly connected with a guide rod 8, the left side and the middle position of the lower end surface of the guide rod 8 are movably connected with the scrapers 63, the rear end surfaces of the two scrapers 63 are fixedly connected with the cleaning sponges 64, the cleaning sponges 64 are attached to the LED display main body 5, the bottom ends of the two scrapers 63 are fixedly connected with the rack 62, the left and right sides of the upper end surface of the rack 62 are fixedly connected with the bottom ends of the scrapers 63, the rack 62 is engaged with the gear 61, and the spraying assembly 65 is disposed inside the scrapers 63.

The during operation, driving motor 2, cup joint and be fixed in the gear 61 of 2 output shafts of motor and take place to rotate, drive rack 62 lateral displacement, in the time of rack 62 lateral displacement, lateral displacement also takes place in guide bar 8 for the scraper blade 63 of 62 up end of fixed connection rack, because the rear end face fixedly connected with clearance sponge 64 of scraper blade 63, clearance sponge 64 pastes with LED display main part 5 again, so in scraper blade 63 lateral displacement, can realize the clearance of clearance sponge 64 to the display surface, drive through control motor 2 turns to, the realization is to the back and forth scraping clearance on display surface, make the clean and tidy of display surface, guarantee the effect of puting in of advertisement.

As an embodiment of the present invention, as shown in fig. 5, a T-shaped groove 81 is formed in the guide rod 8, a T-shaped limiting block 82 is fixedly connected to an upper end surface of the scraping plate 63, and the T-shaped limiting block 82 is located inside the T-shaped groove 81 and movably connected to the T-shaped groove 81.

When the scraper blade 63 works, the upper end face of the scraper blade 63 is fixedly connected with the T-shaped limiting block 82, the T-shaped limiting block 82 is arranged inside the T-shaped groove 81 and movably connected with the T-shaped groove 81, and the T-shaped limiting block 82 and the T-shaped groove 81 are matched to guide and limit the movement of the scraper blade 63.

As an embodiment of the present invention, as shown in fig. 1 and 2, stoppers 9 are fixedly connected to both left and right ends of the guide bar 8, and the stoppers 9 are fixedly connected to the LED display main body 5.

During operation, the stoppers 9 fixedly connected to the left and right ends of the guide rod 8 can prevent the scraper 63 fixedly connected to the T-shaped limiting block 82 from sliding out of the guide rod 8 in the process of transverse movement, so that the limiting protection effect is achieved.

As an embodiment of the present invention, as shown in fig. 4 and 5, the spraying assembly 65 includes a first groove 651, a second magnet 652, a water inlet pipe 653, a water outlet pipe 654, a second spring 655, and an air bag 656, the first magnet 51 is fixedly installed inside the LED display main body 5, the first groove 651 is formed in the scraper 63, the right end of the inner wall of the first groove 651 is fixedly connected with the second springs 655, the left ends of the second springs 655 are fixedly connected with the second magnet 652, the first magnet 51 is magnetically adsorbed with the second magnet 652, the air bag 656 is arranged between the second magnet 652 and the left inner wall of the scraper 63, the upper end of the air bag 656 is fixedly connected with the water inlet pipe 653, the lower end of the water inlet pipe 653 is communicated with the air bag 656, the upper end of the water inlet pipe 653 penetrates through the upper end face of the scraper 63, the left end of the air bag 656 is fixedly connected with the water outlet pipe 654, and the right end of the air bag 656, the left end extends through to the right end of the cleaning sponge 64.

During operation, can know by above-mentioned embodiment, scraping mechanism 6 drives scraper blade 63 and T type stopper 82 lateral motion in guide bar 8, when scraper blade 63 process display screen the place ahead, place two 652 of magnet in groove 651 in can follow the inside magnet 51 magnetic adsorption of fixed mounting in the display in place, two 652 of magnet receive the power that magnetic adsorption produced and move left side gasbag 656 of extrusion, two 655 of springs receive the tensile force to produce the deformation extension, gasbag 656 receives the extrusion and can spray the cleaning solution in gasbag 656 to clearance sponge 64 through the outlet pipe 654 with gasbag 656 intercommunication, the clearance sponge 64 that contains the cleaning solution can be better accomplish the clean wiping effect to LED display main part 5 surface, guarantee the clean and tidy of display surface.

As an embodiment of the present invention, as shown in fig. 1 and 2, the LED display main body 5 is formed by fixedly connecting and splicing two identical LED display screens through three fixing blocks 11, and no magnet is disposed inside each of the three fixing blocks 11.

During operation, can know by above-mentioned embodiment, LED display main part 5 is formed by splicing after two identical LED display screens pass through three fixed block 11 fixed connection, two LED display screens can show different advertising effect simultaneously, and when the display screen surface need not the scraping, the place ahead of fixed block 11 is arranged in to scraper blade 63, can not block the bandwagon effect of advertisement, and fixed block 11 does not embed magnet, magnet two 652 in 651 in this time slot one no longer receives the power that magnetic adsorption produced, and receive the right pulling force of spring two 655, magnet two 652 moves to the right, do not extrude gasbag 656 again, gasbag 656 no longer receives the spraying of the back stop cleaning solution of pressure, whole spraying assembly 65 resets.

As an embodiment of the present invention, as shown in fig. 5 and 6, an upper end surface of the T-shaped limit block 82 is provided with a first countersunk hole 821, the first countersunk hole 821 penetrates through a lower end surface of the T-shaped limit block 82 and is communicated with the water inlet pipe 653, an inner wall of an upper end of the first countersunk hole 821 is fixedly connected with a fourth annular magnet 822, an upper end of an inner surface of the guide rod 8 is provided with a second countersunk hole 83, the second countersunk hole 83 is located above the first countersunk hole 821 and corresponds to the first countersunk hole 821, an inner wall of a lower end of the second countersunk hole 83 is fixedly connected with a fixed collar 84, a lower end surface of the fixed collar 84 is fixedly connected with a first spring 85, a lower end of the first spring 85 is fixedly connected with a third magnet 86, the third magnet 86 and the fourth magnet 822 are magnetically adsorbed, a water tank 10 is fixedly connected to a middle position of the upper end surface of the guide rod 8, and a lower end surface of the water tank 10 is provided with a water outlet hole 101, the upper end of the water outlet hole 101 is communicated with the inside of the water tank 10, and the lower end of the water outlet hole penetrates through the water tank 10 and is correspondingly communicated with the second counter bore 83.

When the scraping mechanism 6 drives the scraping plate 63 and the T-shaped limiting block 82 to transversely move to the lower part of the water tank 10 and stop, the magnet 822 fixedly connected to the inner wall of the countersunk hole one 821 and the magnet three 86 movably connected to the countersunk hole two 83 in the countersunk hole two 83 are magnetically adsorbed by the fixed lantern ring 84 and the spring one 85, the magnet three 86 is adsorbed by the magnetic force to generate downward force to move downwards, at the moment, the spring one 85 is stretched by the tensile force, when the magnet three 86 moves downwards to a position not attached to the inner wall of the countersunk hole two 83, at this moment, the magnet three 86 does not generate a sealing effect on the countersink two 83 any more, the cleaning liquid in the water tank 10 flows out from the water outlet hole 101 in the bottom of the water tank 10, flows through the countersink two 83 and flows into the countersink one 821, because the magnet four 822 is an annular magnet, the flow of the cleaning liquid cannot be blocked, the cleaning liquid continues to move downwards and flows into the air bag 656 through the water inlet pipe 653, the supplement of the cleaning liquid in the air bag 656 is completed, when the scraping plate 63 is moved away from the lower part of the water tank 10, the magnet three 86 and the magnet four 822 are not adsorbed by magnetic force any more, the magnet three 86 is pulled by the spring one 85 to reset, the countersink two 83 is sealed again, the cleaning liquid cannot flow out, the cleaning sponge 64 can be continuously injected with the cleaning liquid by the structure, and the long-term continuation of the cleaning effect is ensured.

As an embodiment of the present invention, as shown in fig. 1 and 2, the outer surface of the output shaft of the motor 2 is located below the gear 61 and is movably connected with the support collar 3 through a bearing in a sleeved manner, four support rods three 31 are annularly and equidistantly distributed on the annular outer surface of the support collar 3 with the center of the support collar 3 as a circle center, one end of each of the four support rods three 31 is fixedly connected with the annular outer surface of the support collar 3, the other end of each of the four support rods three 31 is fixedly connected with the upper end face of the vehicle-mounted transverse plate 1, a support rod two 7 is arranged between the gear 61 and the LED display main body 5, the lower end of the support rod two 7 is movably connected with the gear 61 through a bearing in a sleeved manner, and the upper end of the support rod two is fixedly connected with the LED display main body 5.

The during operation, be provided with two 7 of bracing pieces between gear 61 and the LED display main part 5, the lower extreme of bracing piece two 7 cup joints through the bearing and gear 61 swing joint, can not drive LED display main part 5 and rotate simultaneously when guaranteeing motor 2 pivoted, in order to ensure scraping mechanism 6's smooth function, swing joint has the support collar 3 through the bearing cup joints the lower position that motor 2's output shaft surface lies in gear 61, the annular surface of support collar 3 uses the center of support collar 3 to distribute as centre of a circle annular equidistance four three 31 of bracing pieces, the equal one end of four three 31 of bracing pieces and the annular surface fixed connection of support collar 3, the other end and the up end fixed connection of on-vehicle diaphragm 1, this kind of structure helps increasing the holistic stability of equipment, increase factor of safety.

The working principle is as follows: when the mobile advertising vehicle works, the vehicle-mounted transverse plate 1 is fixedly connected to the upper end of a carriage of the mobile advertising vehicle, two first support rods 4 are fixedly arranged on the outer surface of the upper end of the vehicle-mounted transverse plate 1, an LED display main body 5 is fixedly arranged on the outer surface of the upper end of the first support rod 4, the first support rod 4 is used for fixedly supporting the LED display main body 5, the motor 2 is fixedly arranged in the middle of the upper end face of the vehicle-mounted transverse plate 1, a second support rod 7 is arranged between the gear 61 and the LED display main body 5, the lower end of the second support rod 7 is movably connected with the gear 61 through a bearing sleeve, the rotation of the motor 2 is ensured while the LED display main body 5 is not driven to simultaneously rotate, the outer surface of an output shaft of the motor 2 is movably connected with a support sleeve ring 3 through a bearing sleeve, and four third support rods 31 are annularly and equidistantly distributed on the annular outer surface of the support sleeve 3 by taking the center of the support sleeve ring 3 as a circle center, one end of each of the four support rods 31 is fixedly connected with the annular outer surface of the support sleeve ring 3, the other end of each support rod 31 is fixedly connected with the upper end face of the vehicle-mounted transverse plate 1, the structure is favorable for increasing the overall stability of the equipment and increasing the safety factor, the LED display main body 5 is formed by splicing two identical LED display screens after being fixedly connected through three fixing blocks 11, the two LED display screens can simultaneously display different advertising effects, when the surfaces of the display screens do not need to be cleaned, the continuous scraping plate 63 is respectively arranged in front of the fixing blocks 11 and can not block the advertising display effect, when the surfaces of the display screens need to be cleaned, the driving motor 2 is driven, the gear 61 which is sleeved and fixed on the output shaft of the motor 2 rotates to drive the rack 62 to transversely displace, the rack 62 transversely displaces and simultaneously drives the scraping plate 63 to transversely displace, and the upper end face of the scraping plate 63 is fixedly connected with a T-shaped limiting block 82, the T-shaped limiting block 82 is arranged inside the T-shaped groove 81 and movably connected with the T-shaped groove 81, the T-shaped limiting block 82 is matched with the T-shaped groove 81 to play a role in guiding and limiting the movement of the scraper 63, the cleaning sponge 64 is fixedly connected with the rear end face of the scraper 63, and the cleaning sponge 64 is attached to the LED display main body 5, so that the cleaning sponge 64 can clean the outer surface of the display while the scraper 63 is transversely displaced, the back-and-forth scraping and cleaning of the surface of the display can be realized by controlling the driving steering of the motor 2, the outer surface of the display is clean and tidy, the advertisement putting effect is ensured, the stoppers 9 fixedly connected with the left end and the right end of the guide rod 8 can prevent the scraper 63 fixedly connected with the T-shaped limiting block 82 from sliding out of the guide rod 8 in the transverse movement process to play a role in limiting protection, and the first magnet 51 is fixedly arranged inside the LED display main body 5, when the scraper 63 passes through the front of the display screen, the second magnet 652 arranged in the first groove 651 is magnetically adsorbed with the first magnet 51 fixedly arranged in the display screen, the second magnet 652 is moved leftwards by the force generated by the magnetic adsorption to extrude the left air bag 656, the second spring 655 is deformed and extended by the tensile force, the air bag 656 is extruded to spray the cleaning solution in the air bag 656 to the cleaning sponge 64 through the water outlet pipe 654 communicated with the air bag 656, the cleaning sponge 64 containing the cleaning solution can better complete the cleaning and wiping effect on the surface of the LED display main body 5, the cleanness and tidiness of the surface of the display screen are further ensured, when the surface of the display screen does not need to be cleaned, the scraper 63 moves to the front of the fixed block 11, no magnet is arranged in the fixed block 11, at the moment, the second magnet 652 in the first groove 651 does not receive the force generated by the magnetic adsorption, but receives the right tensile force of the second spring 655, the second magnet 652 moves rightwards, the air bag 656 is not pressed any more, the air bag 656 stops spraying the cleaning liquid after being pressurized no longer, the whole spraying assembly 65 is reset, meanwhile, the scraper 63 at the middle position in front of the LED display main body 5 just moves to the position below the water tank 10 filled with the cleaning liquid, the fourth magnet 822 fixedly connected with the inner wall of the first counter bore 821 is magnetically adsorbed with the third magnet 86 movably connected with the second counter bore 83 through the fixed ring 84 and the first spring 85, the third magnet 86 is magnetically adsorbed to generate downward force to move downwards, the first spring 85 is stretched by tensile force, when the third magnet 86 moves downwards to the position not attached with the inner wall of the second counter bore 83, the third magnet 86 does not generate sealing effect on the second counter bore 83 any more, the cleaning liquid in the water tank 10 flows out from the water outlet hole 101 at the bottom of the water tank 10, flows through the second counter bore 83 and flows into the first counter bore 821, because the fourth magnet 822 is a ring-shaped magnet, the cleaning liquid can not be blocked, the cleaning liquid continuously moves downwards and flows into the air bag 656 through the water inlet pipe 653, the cleaning liquid is supplemented into the air bag 656, when the scraping plate 63 is moved away from the position below the water boiling tank 10, the magnet three 86 and the magnet four 822 are not magnetically adsorbed any more, the spring one 85 pulls the magnet three 86 to reset, the countersink two 83 is sealed again, the cleaning liquid can not flow out, the structure can continuously inject the cleaning liquid into the cleaning sponge 64, and the long-term duration of the cleaning effect is ensured.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a LED mobile advertisement display, includes on-vehicle diaphragm (1), its characterized in that: the LED display screen is characterized in that two supporting rods I (4) are fixedly arranged on the outer surface of the upper end of the vehicle-mounted transverse plate (1), an LED display main body (5) is fixedly arranged on the outer surface of the upper end of the supporting rods I (4), a motor (2) is fixedly arranged in the middle of the upper end face of the vehicle-mounted transverse plate (1), and a scraping mechanism (6) is arranged between the motor (2) and the LED display main body (5).

2. An LED flowing advertisement display as claimed in claim 1, wherein: the scraping mechanism (6) comprises a gear (61), a rack (62), a scraping plate (63), a cleaning sponge (64) and a spraying component (65), a gear (61) is fixedly sleeved on an output shaft of the motor (2), a guide rod (8) is fixedly connected to the top of the front end face of the LED display main body (5), the left side and the middle position of the lower end surface of the guide rod (8) are both movably connected with scraping plates (63), the rear end surfaces of the two scraping plates (63) are both fixedly connected with cleaning sponges (64), the cleaning sponge (64) is attached to the LED display main body (5), the bottom ends of the two scraping plates (63) are fixedly connected with racks (62), the left side and the right side of the upper end face of the rack (62) are fixedly connected with the bottom end of the scraper (63), the rack (62) is meshed with the gear (61), and a spraying assembly (65) is arranged inside the scraper (63).

3. An LED flowing advertisement display as claimed in claim 2, wherein: t type groove (81) have been seted up in guide bar (8), the up end fixedly connected with T type stopper (82) of scraper blade (63), T type stopper (82) inside T type groove (81) and with T type groove (81) swing joint.

4. An LED flowing advertisement display according to claim 3, characterized in that: the LED display is characterized in that the left end and the right end of the guide rod (8) are fixedly connected with check blocks (9), and the check blocks (9) are fixedly connected with the LED display main body (5).

5. An LED flowing advertisement display as claimed in claim 2, wherein: the spraying component (65) comprises a groove I (651), a magnet II (652), a water inlet pipe (653), a water outlet pipe (654), a spring II (655) and an air bag (656), wherein the magnet I (51) is fixedly installed inside the LED display main body (5), the groove I (651) is formed in the scraper (63), the right end of the inner wall of the groove I (651) is fixedly connected with the spring II (655), the left ends of the spring II (655) are fixedly connected with the magnet II (652), the magnet I (51) and the magnet II (652) are magnetically adsorbed, the air bag (656) is arranged between the magnet II (652) and the inner wall of the left side of the scraper (63), the water inlet pipe (653) is fixedly connected to the upper end of the air bag (656), the lower end of the water inlet pipe (653) is communicated with the air bag (656), the upper end of the water inlet pipe (653) penetrates through the upper end face of the scraper (63), and the water outlet pipe (654) is fixedly connected to the left end of the air bag (656), the right end of the water outlet pipe (654) is communicated with the air bag (656), and the left end of the water outlet pipe penetrates and extends to the right end of the cleaning sponge (64).

6. An LED flowing advertisement display according to claim 5, characterized in that: the LED display main body (5) is formed by splicing two identical LED display screens after being fixedly connected through three fixing blocks (11), and magnets are not arranged in the three fixing blocks (11).

7. An LED flowing advertisement display according to claim 3, characterized in that: the upper end surface of the T-shaped limiting block (82) is provided with a first countersunk hole (821), the first countersunk hole (821) penetrates through the lower end surface of the T-shaped limiting block (82) and is communicated with the water inlet pipe (653), the inner wall of the upper end of the first countersunk hole (821) is fixedly connected with a fourth annular magnet (822), the upper end of the inner surface of the guide rod (8) is provided with a second countersunk hole (83), the second countersunk hole (83) is positioned above the first countersunk hole (821) and corresponds to the first countersunk hole (821), the inner wall of the lower end of the second countersunk hole (83) is fixedly connected with a fixed lantern ring (84), the lower end surface of the fixed lantern ring (84) is fixedly connected with a first spring (85), the lower end of the first spring (85) is fixedly connected with a third magnet (86), the third magnet (86) and the fourth magnet (822) are magnetically adsorbed, and the middle position of the upper end surface of the guide rod (8) is fixedly connected with a water tank (10), the lower end face of the water tank (10) is provided with a water outlet hole (101), the upper end of the water outlet hole (101) is communicated with the inside of the water tank (10), and the lower end of the water outlet hole penetrates through the water tank (10) and is correspondingly communicated with the second counter bore (83).

8. An LED flowing advertisement display as claimed in claim 1, wherein: the output shaft surface of motor (2) is located the below position of gear (61) and cup joints swing joint through the bearing and supports lantern ring (3), the annular surface that supports lantern ring (3) has four bracing pieces three (31), four with the center that supports lantern ring (3) as centre of a circle annular equidistance distribution the equal one end of bracing piece three (31) and the annular surface fixed connection who supports lantern ring (3), the other end and the up end fixed connection of on-vehicle diaphragm (1), be provided with bracing piece two (7) between gear (61) and LED display main part (5), the lower extreme of bracing piece two (7) cup joints through the bearing and gear (61) swing joint, upper end and LED display main part (5) fixed connection.