Outdoor LED display screen of high-efficient self-cleaning
Technical Field
The invention relates to the technical field of LED display screens, in particular to an efficient self-cleaning outdoor LED display screen.
Background
In overcast and rainy weather or moist weather, outdoor LED display screen is because of exposing outside, so LED display screen can be stained with the drop of water, the water smoke, drop of water smoke is changeed and is made the dust adhesion on the screen, the dust adhesion then can form the stain on the screen, can make LED display screen appear unclear phenomenon in the action process, mosaic phenomenon and black screen colour cast phenomenon etc. occasionally, seriously influence the display effect of LED display screen, the event needs regularly to wash the display screen.
The existing LED display screen is not perfect in technology and can only be manually cleaned, and most of outdoor LED display screens are installed at higher positions, so that an operator needs to climb to the higher positions to clean the LED display screen, the cleaning difficulty of the higher positions is high, and the cleaning risk coefficient is high.
Disclosure of Invention
The invention mainly aims to overcome the defects of the prior art and provide an efficient self-cleaning outdoor LED display screen.
The invention is realized by adopting the following technical scheme: a display screen structurally comprises a screen automatic cleaning device, a display screen body and a display screen box body, wherein the display screen body is arranged on the display screen box body, and the display screen body is externally provided with the screen automatic cleaning device which is mechanically connected with the display screen box body;
the automatic screen cleaning device comprises an energy-saving motor, a screw rod group, an automatic screen cleaning mechanism and a guide supporting rod, wherein the top of the automatic screen cleaning mechanism is fixedly connected with the screw rod group, the bottom of the automatic screen cleaning mechanism is connected with the guide supporting rod in a sliding mode, and a screw rod of the screw rod group is connected to an output shaft of the energy-saving motor.
As optimization, screen self-cleaning mechanism is including first motor, disc, screen cleaning group, dust-proof box, the dust-proof box embeds there is the screen cleaning group, both ends all are fixed with the disc about the screen cleaning group, and the disc of upper end is connected with the output shaft of first motor, the interior top surface at the dust-proof box is fixed to first motor, disc outer wall recess adopts clearance fit with the inner wall bulge loop of dust-proof box, the last nut that connects the lead screw group of dust-proof box is vice, the lower direction bracing piece that connects.
As optimization, the screen cleaning group is including second motor, drive belt, first double-layered axle, follows driving wheel, driving gear, guide bar, driven gear, second double-layered axle, washing cloth, the guide bar is equipped with two and all contacts with the laminating of washing cloth, wash cloth one end and first double-layered hub connection, the other end is connected in the second double-layered axle, the driven gear who meshes with the driving gear is put to the cover on the two double-layered axle, the top at first double-layered axle is installed to the driving gear, the bottom interference fit of first double-layered axle has from the driving wheel, it is connected with the second motor to follow the driving wheel, first double-layered axle, the equal swing joint in two ends of second double-layered axle and disc, the disc at the lower extreme is installed to the second motor.
As the optimization, wash cloth including electric heating rod, clockwork spring insert way, double-deck soft cloth is formed with the clockwork spring that the cloth was listed as the setting through the suture and inserts the way, the clockwork spring inserts that the parallel of saying is equipped with to reach and goes up and every and say and all embeds there is the clockwork spring, double-deck soft cloth both ends all are equipped with electric heating rod and form and bordure, electric heating rod all connects perpendicularly in the clockwork spring, the one end of double-deck soft cloth is connected and electric heating rod is in first press from both sides the axle with first press from both sides, and the electric heating rod that the other end was connected second press from both sides axle and end is.
As optimization, the dustproof box is including box body, automatic dustproof door, spring reset switch, water-locator, outlet pipe, a water storage section of thick bamboo, the box body embeds there is a water storage section of thick bamboo that is connected with it, spring reset switch is installed at a water storage section of thick bamboo one side top, the top of a water storage section of thick bamboo is linked together through outlet pipe and water-locator, automatic dustproof door is installed towards the one side of display screen box to the box body.
Preferably, a switch touch rod is vertically connected to the disc connected with the first motor.
Preferably, the vertical distance between the switch touch rod and the center of the disc is smaller than the vertical distance between the center of the disc and the first clamping shaft.
Preferably, the water storage cylinder and the disc are arranged in a concentric circle structure.
Preferably, the spring is made of metal.
Advantageous effects
Compared with the prior art, the invention provides an efficient self-cleaning outdoor LED display screen, which has the following beneficial effects:
(I) according to the invention, through the combined arrangement of the energy-saving motor, the lead screw group and the automatic screen cleaning mechanism, an operator does not need to climb to manually clean the screen, the cleaning cloth can automatically clean by controlling the motor, so that the cleaning cloth can rotate while translating, the screen can be cleaned by translating, dirt on the screen can be thrown away by centrifugal force generated by rotation, the cleaning effect is good, and the phenomena of unclear performance, mosaic performance and the like of the LED display screen in the action process can be effectively prevented;
(II) the double-layer soft cloth can be hidden in an inner roll and can also be externally placed in contact with a screen in a fit manner through the combination of the components such as the electric heating rod, the clockwork spring insertion channel, the double-layer soft cloth and the like, and the double-layer soft cloth can be indirectly heated through the heat transfer of the electric heating rod to the double-layer soft cloth during cleaning work, so that the enzymatic activity is improved by heating a solvent, the cleaning degree is improved, the dirt on the display screen body can be cleaned off more favorably, the double-layer soft cloth can be heated and kept dry after the cleaning is finished, meanwhile, the clockwork spring can enable the double-layer soft cloth to be stiffer, the double-layer soft cloth can be prevented from being sunken in due to the large dirt, and;
according to the invention, (III) through the structural arrangement of the switch touch rod, the spring type reset switch, the water storage cylinder, the water distributor and other components, water is uniformly sprayed on the screen before the double-layer soft cloth is cleaned, the water spraying is intermittent and regular, the water spraying amount is appropriate, too much or less water spraying is effectively prevented, the cleaning effect is improved, and the display effect of the display screen is further improved.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of an efficient self-cleaning outdoor LED display screen according to the present invention.
Fig. 2 is a schematic structural diagram of the automatic screen cleaning device of the present invention on an LED display screen box.
Fig. 3 is a schematic structural diagram of the automatic screen cleaning device of the present invention.
FIG. 4 is a schematic bottom view of the screen cleaning assembly of the present invention.
FIG. 5 is a schematic bottom view of the screen cleaning set of the present invention when it is idle.
Fig. 6 is a schematic view showing an unfolded structure of the cleaning cloth of the present invention.
FIG. 7 is a schematic view of the structure of the cleaning cloth of the present invention mounted on the second clamping shaft.
FIG. 8 is a schematic sectional top view of the dust-proof box of the present invention
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
the automatic screen cleaning device comprises an automatic screen cleaning device 1, an LED display screen body 2, an LED display screen box body 3, an energy-saving motor 1-1, a screw rod group 1-2, an automatic screen cleaning mechanism 1-3, guide support rods 1-4, a first motor 1-3a, a disc 1-3b, a screen cleaning group 1-3c, a dust-proof box 1-3d, a second motor 3c0, a transmission belt 3c1, a first clamping shaft 3c2, a driven wheel 3c3, a driving gear 3c4, a guide rod 3c5, a driven gear 3c6, a second clamping shaft 3c7, cleaning cloth 3c8, an electric heating rod c80, a driven wheel c81, a spring insertion channel c82, a double-layer soft cloth c83, a box body 3d0, an automatic dust-proof door 3d1, a spring reset switch 3d2, a water distributor 3d3, a water outlet pipe 3d4, a water storage cylinder 3d5 and a spring type switch 3b1 touch rod.
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.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-8, the present invention provides a technical solution of an efficient self-cleaning outdoor LED display screen: the LED display screen box comprises a screen automatic cleaning device 1, an LED display screen body 2 and an LED display screen box body 3, wherein the LED display screen body 2 is installed on the LED display screen box body 3, and the screen automatic cleaning device 1 mechanically connected with the LED display screen box body 3 is arranged outside the LED display screen body 2;
the automatic screen cleaning device 1 comprises an energy-saving motor 1-1, a screw rod group 1-2, an automatic screen cleaning mechanism 1-3 and a guide support rod 1-4, the top of the automatic screen cleaning mechanism 1-3 is fixedly connected with the screw rod group 1-2, the bottom of the automatic screen cleaning mechanism is connected with the guide support rod 1-4 in a sliding mode, a screw rod of the screw rod group 1-2 is connected with an output shaft of the energy-saving motor 1-1, and the guide support rod 1-4 is arranged to play a role in guiding and supporting the automatic screen cleaning mechanism 1-3, so that the automatic screen cleaning mechanism 1-3 can always keep moving horizontally, the screen can be cleaned more conveniently, and meanwhile, the phenomenon that the automatic screen cleaning mechanism 1-3 drops due to overweight can be effectively prevented.
The automatic screen cleaning mechanism 1-3 comprises a first motor 1-3a, discs 1-3b, a screen cleaning group 1-3c and a dustproof box 1-3d, the screen cleaning group 1-3c is arranged in the dustproof box 1-3d, the discs 1-3b are fixed at the upper end and the lower end of the screen cleaning group 1-3c, the discs 1-3b at the upper end are connected with an output shaft of the first motor 1-3a, the first motor 1-3a is fixed on the inner top surface of the dustproof box 1-3d, grooves in the outer wall of the discs 1-3b are in clearance fit with convex rings on the inner wall of the dustproof box 1-3d, the dustproof box 1-3d is connected with screw nut pairs of the screw rod group 1-2 and is connected with guide support rods 1-4 at the lower end, the discs 1-3b are arranged to support the screen cleaning group 1-3c, meanwhile, the water storage cylinder 3d5 can be extruded intermittently to spray water.
The screen cleaning group 1-3c comprises a second motor 3c0, a transmission belt 3c1, a first clamping shaft 3c2, a driven wheel 3c3, a driving gear 3c4, a guide rod 3c5, a driven gear 3c6, a second clamping shaft 3c7 and a cleaning cloth 3c8, wherein two guide rods 3c5 are provided and are in contact with the cleaning cloth 3c8 in a fitting manner, one end of the cleaning cloth 3c8 is connected with the first clamping shaft 3c2, the other end of the cleaning cloth is connected with the second clamping shaft 3c7, the driven gear 3c6 meshed with the driving gear 3c4 is sleeved on the second clamping shaft 3c7, the driving gear 3c4 is mounted at the top of the first clamping shaft 3c2, the driven wheel 3c3 is in interference fit with the bottom of the first clamping shaft 3c 367, the first clamping shaft 3c3 is connected with the second motor 3c3 through the transmission belt 3c3, and the tail end of the second clamping shaft 3b 3 is movably connected with the driven wheel 3, the second motor 3c0 is mounted on the lower disc 1-3b, the driving gear 3c4 and the driven gear 3c6 are combined to be able to wind or release both ends of the cleaning cloth 3c8 at the same time, thus improving the working efficiency.
The cleaning cloth 3c8 comprises an electric heating rod c80, a clockwork spring c81, a clockwork spring insertion path c82 and a double-layer soft cloth c83, the double-layer soft cloth c83 is formed with a spring insertion path c82 arranged in a row by sewing, the spring insertion path c82 is provided with 6 paths in parallel and each path is internally provided with a spring c81, two ends of the double-layer soft cloth c83 are respectively provided with an electric heating rod c80 to form edge wrapping, the electric heating rods c80 are respectively vertically connected with a clockwork spring c81, one end of the double-layer soft cloth c83 is connected with the first clamping shaft 3c2 and the electric heating rod c80 is positioned in the first clamping shaft 3c2, the other end is connected with the second clamping shaft 3c7 and the electric heating rod c80 at the end is positioned in the second clamping shaft 3c7, the arrangement of the spring c81 and the spring insertion path c82 is to roll the double-layer soft cloth c83 into a cylinder shape, to be rolled and hidden in the dust-proof boxes 1-3d when not in use, and to expand the contact with the screen when in use.
The dustproof box 1-3d is including box body 3d0, automatic dustproof door 3d1, spring reset switch 3d2, water distributor 3d3, outlet pipe 3d4, water storage cylinder 3d5, box body 3d0 embeds has water storage cylinder 3d5 who is connected with it, spring reset switch 3d2 is installed at water storage cylinder 3d5 one side top, the top of water storage cylinder 3d5 is linked together with water distributor 3d3 through outlet pipe 3d4, box body 3d0 installs automatic dustproof door 3d1 towards the one side of LED display screen box 3, water distributor 3d 3's setting lies in can evenly spraying water, can spray water before the washing of double-deck soft cloth c83, more does benefit to the washing of screen.
The disc 1-3b connected with the first motor 1-3a is vertically connected with a switch touch rod 3b1 which can intermittently touch the spring type reset switch 3d 2.
The vertical distance between the switch touch rod 3b1 and the center of the disc 1-3b is smaller than that between the center of the disc 1-3b and the first clamping shaft 3c2, so that the switch touch rod 3b1 is effectively prevented from rotating without being limited by the first clamping shaft 3c2 and the second clamping shaft 3c 7.
The water storage cylinder 3d5 and the disc 1-3b are arranged in a concentric circle structure, and the spring type reset switch 3d2 can be extruded through the switch touch rod 3b1 every time the disc 1-3b rotates for one circle, so that the water storage cylinder 3d5 intermittently sprays water.
Clockwork spring c81 adopts metal material and sets up with the combination of electrical heating rod c80, can pass through electrical heating rod c80 heat transfer in double-deck soft cloth c83, make the solvent be heated and improve the enzymatic activity indirectly, thereby improve the cleaning degree, more be favorable to clearing up the dirt on the LED display screen body 2, can make double-deck soft cloth c83 keep dry after the washing finishes simultaneously, the clockwork spring can make double-deck soft cloth more stiff simultaneously, can avoid double-deck soft cloth to meet great dirt and fall in, more do benefit to the washing to the screen.
The working principle of the invention is as follows: after the automatic dustproof door 3d1 is driven to be automatically opened, the energy-saving motor 1-1 is controlled to operate, when a screw rod of a screw rod group 1-2 rotates along with the output shaft of the energy-saving motor 1-1 and drives a dustproof box 1-3d to translate to a screen facing the LED display screen body 2 under the guiding and supporting effects of a guide supporting rod 1-4 through a nut pair, the energy-saving motor 1-1 is suspended, the second motor 3c0 is driven to operate, the first clamping shaft 3c2 rotates through a transmission belt 3c1 and a driven wheel 3c3, the driving gear 3c4 drives the driven gear 3c6 to rotate while being linked, the second clamping shaft 3c7 further rotates, the second clamping shaft 3c7 and the first clamping shaft 3c2 synchronously rotate in opposite directions to release the cleaning cloth 3c8, a clockwork spring c81 in the cleaning cloth 3c8 generates thrust to the double-layer soft cloth c83 due to the reduction of stress, the similar cylinder of the double-layer soft cloth c83 is expanded until one end of the double-layer soft cloth c83 protrudes out of an opening at the position of an automatic dustproof door 3d1 and is attached to and contacted with the screen of the LED display screen body 2, a second motor 3c0 is closed, an energy-saving motor 1-1 is controlled at the same time, a first motor 1-3a operates to enable the double-layer soft cloth c83 to translate and rotate under the connecting action of discs 1-3b, when the discs 1-3b rotate, when a switch touch rod 3b1 touches a spring type reset switch 3d2, a water storage cylinder 3d5 extrudes water with cleaning agent and sprays the water to the screen of the LED display screen body 2 through a water outlet pipe 3d4 and a water distributor 3d3, an electric heating rod c80 in the double-layer soft cloth c83 transfers the heat to the spring c81 through heat, so that the double-layer soft cloth c83 is heated, and the double-layer soft cloth c83 is contacted with the water with the cleaning agent, the solvent is heated to improve the enzyme activity, so that the cleaning degree is improved, and dirt on the LED display screen body 2 can be cleaned more conveniently.
In summary, the technical progress obtained by the invention compared with the prior art is as follows:
1) the cleaning cloth can be automatically cleaned by controlling the motor without climbing by operators, so that the cleaning cloth can rotate while translating, the screen can be cleaned by translating, dirt on the screen can be thrown away by centrifugal force generated by rotation, the cleaning effect is good, and the phenomena of unclear display screen, mosaic and the like in the action process of the LED display screen are effectively prevented;
2) based on the characteristics of the clockwork spring, the double-layer soft cloth can be internally coiled and hidden and can also be externally placed to be in contact with a screen in a fitting manner, heat can be transferred to the double-layer soft cloth through the electric heating rod during cleaning, the solvent is indirectly heated to improve the enzyme activity, so that the cleaning degree is improved, the cleaning of dirt on the display screen body is facilitated, the double-layer soft cloth can be heated to keep dry after cleaning is finished, meanwhile, the clockwork spring can enable the double-layer soft cloth to be stiffer, the double-layer soft cloth can be prevented from sinking in due to large dirt, and the cleaning of the screen is facilitated;
3) can carry out even water spray in the screen before the washing of double-deck soft cloth, and the water spray is intermittent type nature regular, and the water spray volume is suitable, prevents effectively that the water spray is too much or few, improves the cleaning performance, and then improves the display effect of display screen.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.