CN111710252A - LED advertisement screen convenient to maintain and having cleaning function - Google Patents
LED advertisement screen convenient to maintain and having cleaning function Download PDFInfo
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- CN111710252A CN111710252A CN202010652807.9A CN202010652807A CN111710252A CN 111710252 A CN111710252 A CN 111710252A CN 202010652807 A CN202010652807 A CN 202010652807A CN 111710252 A CN111710252 A CN 111710252A
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- cleaning
- cavity
- shaft
- fixedly connected
- driven
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- 238000004140 cleaning Methods 0.000 title claims abstract description 115
- 239000000428 dust Substances 0.000 claims abstract description 76
- 238000010521 absorption reaction Methods 0.000 claims description 36
- 230000005540 biological transmission Effects 0.000 claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 claims description 4
- 230000007306 turnover Effects 0.000 abstract description 3
- 239000000758 substrate Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000005406 washing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses an LED advertisement screen which is convenient to maintain and has a cleaning function, comprising a substrate, an adjusting cavity is arranged in the base body, an adjusting component is arranged in the adjusting cavity, a lifting cavity is communicated with the lower side of the adjusting cavity, dovetail sliding grooves are symmetrically arranged on the front side and the rear side of the lifting cavity, dovetail sliding blocks fixedly connected with a cleaning sliding box in the middle are arranged in the dovetail sliding grooves in a sliding mode, a cleaning cavity with the left side and the right side communicated with the outside is arranged in the dovetail sliding block, a dust suction cavity is arranged at the front side of the cleaning cavity, when the device needs to maintain or clean the LED screen, the motor drives the LED screen to turn over by 180 degrees, which is convenient for workers to maintain outside, meanwhile, the cleaning component cleans the LED screen at the inner side, collects dust on the LED screen into the dust collection box, the LED screen is prevented from being exposed outside for a long time and being gathered to influence the use of the LED screen, and time and labor are saved.
Description
Technical Field
The invention relates to the technical field of LED screens, in particular to an LED advertising screen which is convenient to maintain and has a cleaning function.
Background
The LED display screen is a flat panel display, which is composed of small LED module panels, and is used to display various information such as text, images, video, etc. Most LED display screens of present stage are installed at outdoor eminence, expose for a long time in the air, gather the dust easily, need the manual work to pass through the safety rope protection washing at the eminence during the washing, consume a large amount of time and manpower, have certain potential safety hazard. And the LED usually needs to be repaired after being completely disassembled when the LED breaks down, is complex and consumes a great deal of time.
Disclosure of Invention
Aiming at the defects of the technology, the invention provides the LED advertising screen which is convenient to maintain and has a cleaning function, and the defects can be overcome.
The invention relates to an LED advertising screen which is convenient to maintain and has a cleaning function, comprising a base body, wherein an adjusting cavity is arranged in the base body, an adjusting component is arranged in the adjusting cavity, a lifting cavity is communicated and arranged at the lower side of the adjusting cavity, dovetail sliding grooves are symmetrically arranged at the front side and the rear side of the lifting cavity, a dovetail sliding block fixedly connected with a cleaning sliding box in the middle is arranged in the dovetail sliding grooves in a sliding manner, a cleaning cavity with the left side and the right side communicated with the outside is arranged in the dovetail sliding block, a cleaning component is arranged in the cleaning cavity, a driving cavity with the upper side communicated with the outside is arranged at the rear side of the cleaning cavity, a driving component is arranged in the driving cavity, a dust suction cavity is arranged at the front side of the cleaning cavity, a dust suction component is arranged in the dust suction cavity, the adjusting component comprises a fixed adjusting block, adjust axis of rotation front side fixedly connected with initiative connecting rod, the articulated driven long connecting rod that has of fixed regulating block front side left end, the initiative connecting rod other end articulates there is L type connecting rod, in the middle of the L type connecting rod with articulated in the middle of the driven long connecting rod, L type connecting rod opposite side articulates there is the regulation turning block, adjust turning block left side fixedly connected with LED screen, adjust turning block front end upper side articulate have with driven long connecting rod other end articulated transmission connecting rod, adjust axis of rotation rear side fixedly connected with driven adjusting gear.
Preferably, the cleaning assembly comprises a driving sprocket shaft which is rotatably installed on the upper end wall of the cleaning cavity, a driving sprocket is fixedly connected to the driving sprocket shaft and is located on an one-way belt pulley on the upper side of the driving sprocket, a driven sprocket shaft which is located on the front side of the driving sprocket shaft is rotatably installed on the upper end wall of the cleaning cavity, a driven sprocket which is connected with the driving sprocket through a chain and a driving dust collection belt pulley on the upper side of the driven sprocket are fixedly connected to the driven sprocket shaft, a cleaning brush which is matched with the LED screen can be fixedly connected to one point of the chain, a water pump which is in power connection with the driving sprocket shaft is fixedly connected to the lower end wall of the cleaning cavity, the left side of the water pump is connected with a water outlet pipe of which the left side is connected with a connecting water pipe, a nozzle is, the inlet tube downside is connected with the hose with ground intercommunication, clean intracavity still is equipped with and is located clean subassembly right side's lifting unit.
Preferably, the lifting assembly comprises a lifting rotating shaft which is rotatably connected with the rear end wall of the cleaning cavity, an intermittent gear and a lifting gear which is positioned at the front side of the intermittent gear and communicated with the outside are fixedly connected on the lifting rotating shaft, the right side of the lifting cavity is fixedly connected with a rack meshed with the lifting gear, the upper end wall of the cleaning cavity is rotatably provided with a cleaning driven shaft, a driving cleaning belt wheel connected with the one-way belt wheel through a cleaning belt and a driven cleaning bevel gear positioned on the lower side of the driving cleaning belt wheel are fixedly connected on the cleaning driven shaft, the upper end wall of the cleaning cavity is fixedly connected with a support rod positioned at the rear side of the cleaning driven shaft, a lifting transmission shaft is rotatably arranged on the support rod, and a driving cleaning bevel gear meshed with the driven cleaning bevel gear and a single-tooth gear matched with the intermittent gear are fixedly connected to the lifting transmission shaft.
Preferably, drive assembly include with clean chamber rear end wall fixed connection's motor, clean chamber drive intracavity symmetry be equipped with the drive shaft that motor front and back end wall power is connected, the drive shaft is kept away from the motor side has the integral key shaft through spline muffjoint, the integral key shaft is kept away from motor side fixedly connected with initiative friction pulley, the drive chamber clean chamber right side is equipped with the drive sliding tray, slide in the drive sliding tray be equipped with the integral key shaft passes through the U type sliding block that the bearing is connected, drive sliding tray front side is equipped with the electro-magnet, U type sliding block front side be equipped with electro-magnet complex iron plate, U type sliding block rear side with drive sliding tray rear end wall passes through drive spring and connects.
Preferably, drive assembly still include with lift transmission shaft rear side fixed connection can with the front side drive friction pulley friction fit's lift friction pulley, drive chamber rear end wall rotates installs the regulation transmission shaft, fixedly connected with can with the rear side on the regulation transmission shaft drive friction pulley friction fit's regulation friction pulley and be located adjust the friction pulley rear side can with driven adjusting gear's initiative adjusting gear.
Preferably, the dust absorption subassembly include with clean chamber upper end wall rotates to be connected and downwardly extending the dust absorption transmission shaft in dust absorption chamber, clean intracavity be equipped with the driven dust absorption belt pulley that the initiative dust absorption belt pulley passes through dust absorption belt and connects, the dust absorption intracavity be equipped with dust absorption transmission shaft fixed connection's initiative dust absorption bevel gear, the right front end wall in dust absorption chamber rotates and is connected with the dust absorption axis of rotation, fixedly connected with in the dust absorption axis of rotation with the driven dust absorption bevel gear of initiative dust absorption bevel gear meshing and be located the left turbine of driven dust absorption bevel gear, the dust absorption chamber left side is equipped with the dust absorption mouth with external intercommunication.
Preferably, the one-way belt pulley comprises an outer wheel and an inner wheel, the outer side of the outer wheel is provided with the belt pulley, the inner wheel is provided with a ratchet wheel, the inner side of the outer wheel is hinged with two pawls matched with the inner wheel, and the pawls are connected with the outer wheel through pawl springs.
The beneficial effects are that: the device simple structure, convenient operation, the device is when needs maintenance or clean LED screen, motor drive LED screen upset 180, make things convenient for the workman to maintain in the outside, need not dismantle the LED screen, clean subassembly is clean LED screen in the inboard simultaneously, gather the dust on the LED screen to the dust absorption case in, guarantee the cleanness of LED screen, prevent to expose for a long time and gather the use that influences the LED screen at external dust, do not need artifical cleanness, guarantee workman's safety, save time and manpower.
Drawings
In order to more clearly illustrate the embodiments of the 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 only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the embodiment of FIG. 1 in a maintenance cleaning state;
FIG. 3 is a schematic diagram of the structure A-A of FIG. 2 according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of the structure B-B in FIG. 2 according to an embodiment of the present invention;
FIG. 5 is an enlarged schematic view of the structure at C in FIG. 1 according to an embodiment of the present invention;
FIG. 6 is an enlarged schematic view of the structure at D in FIG. 3 according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of the structure E-E in FIG. 3 according to an embodiment of the present invention;
FIG. 8 is a schematic view of the one-way pulley 44 of FIG. 3 according to an embodiment of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-8, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an LED advertising screen which is convenient to maintain and has a cleaning function, comprising a base body 10, wherein an adjusting cavity 11 is arranged in the base body 10, an adjusting component is arranged in the adjusting cavity 11, a lifting cavity 19 is communicated and arranged at the lower side of the adjusting cavity 11, dovetail sliding grooves 17 are symmetrically arranged at the front side and the rear side of the lifting cavity 19, a dovetail sliding block 38 fixedly connected with a cleaning sliding box 34 is arranged in the dovetail sliding groove 17 in a sliding manner, a cleaning cavity 36 with the left side and the right side communicated with the outside is arranged in the dovetail sliding block 38, a cleaning component is arranged in the cleaning cavity 36, a driving cavity 71 with the upper side communicated with the outside is arranged at the rear side of the cleaning cavity 36, a driving component is arranged in the driving cavity 71, a dust suction cavity 41 is arranged at the front side of the cleaning cavity 36, a dust suction component is arranged in the dust suction cavity 41, the adjusting component comprises, the right side of the fixed adjusting block 15 is rotatably provided with an adjusting rotating shaft 33, the front side of the adjusting rotating shaft 33 is fixedly connected with a driving connecting rod 13, the left end of the front side of the fixed adjusting block 15 is hinged with a driven long connecting rod 12, the other end of the driving connecting rod 13 is hinged with an L-shaped connecting rod 20, the middle of the L-shaped connecting rod 20 is hinged with the middle of the driven long connecting rod 12, the L-shaped connecting rod 20, the driving connecting rod 13 and the fixed adjusting block 15 form a parallelogram, the other side of the L-shaped connecting rod 20 is hinged with an adjusting rotating block 21, the left side of the adjusting rotating block 21 is fixedly connected with an LED screen 23, the upper side of the front end of the adjusting rotating block 21 is hinged with a transmission connecting rod 22 hinged with the other end of the driven long connecting rod 12, the rear side of the adjusting rotating shaft 33 is fixedly connected with a driven adjusting gear 14, the driven adjusting, because driven long connecting rod 12, initiative connecting rod 13, L type connecting rod 20, transmission connecting rod 22 combined action drives LED screen 23 upset half-cycle, driven adjusting gear 14 drives adjust axis of rotation 33 and drive when rotating clockwise initiative connecting rod 13 clockwise, because driven long connecting rod 12, initiative connecting rod 13, L type connecting rod 20, transmission connecting rod 22 combined action drives LED screen 23 upset half-cycle resumes initial condition.
Beneficially, the cleaning assembly comprises a driving sprocket shaft 43 rotatably mounted on the upper end wall of the cleaning cavity 36, a driving sprocket 42 and a one-way belt pulley 44 located on the upper side of the driving sprocket 42 are fixedly connected to the driving sprocket shaft 43, a driven sprocket shaft 49 located on the front side of the driving sprocket shaft 43 is rotatably mounted on the upper end wall of the cleaning cavity 36, a driven sprocket 47 connected to the driving sprocket 42 through a chain 46 and a driving dust collection belt pulley 48 located on the upper side of the driven sprocket 47 are fixedly connected to the driven sprocket shaft 49, a cleaning brush 24 capable of cooperating with the LED screen 23 is fixedly connected to one point on the chain 46, a water pump 26 in power connection with the driving sprocket shaft 43 is fixedly connected to the lower end wall of the cleaning cavity 36, a water outlet pipe 25 connected with a water pipe 61 on the left side is connected to the water pump 26, and nozzles 60 are uniformly mounted on the left side of the water pipe 61, 26 right side of water pump is connected with inlet tube 35, the inlet tube 35 downside is connected with the hose 16 with ground intercommunication, still be equipped with in the clean chamber 36 and be located the lifting unit on clean subassembly right side, drive during one-way belt pulley 44 anticlockwise rotation drive sprocket shaft 43 rotates to drive 26 work of water pump and spray the washing liquid, simultaneously sprocket shaft 43 drives sprocket 42 anticlockwise rotation, thereby drive chain 46 anticlockwise rotation, thereby drive cleaning brush 24 is followed the back and is cleaned LED screen 23 forward, when one-way belt pulley 44 clockwise rotation drive sprocket shaft 43 does not rotate.
Beneficially, the lifting assembly comprises a lifting rotating shaft 37 rotatably connected with the rear end wall of the cleaning cavity 36, an intermittent gear 39 and a lifting gear 27 located in front of the intermittent gear 39 and communicated with the outside are fixedly connected to the lifting rotating shaft 37, a rack 18 engaged with the lifting gear 27 is fixedly connected to the right side of the lifting cavity 19, a cleaning driven shaft 32 is rotatably installed on the upper end wall of the cleaning cavity 36, a driving cleaning pulley 31 connected with the one-way pulley 44 through a cleaning belt 45 and a driven cleaning bevel gear 30 located on the lower side of the driving cleaning pulley 31 are fixedly connected to the cleaning driven shaft 32, a support rod 40 located behind the cleaning driven shaft 32 is fixedly connected to the upper end wall of the cleaning cavity 36, a lifting transmission shaft 28 is rotatably installed on the support rod 40, and a driving cleaning bevel gear 29 engaged with the driven cleaning bevel gear 30 and a driving cleaning bevel gear 29 engaged with the intermittent cleaning bevel gear 30 are fixedly connected to The single-tooth gear 64 matched with the gear 39 rotates the lifting rotating shaft 37 to drive the lifting gear 27 to rotate positively and negatively so as to drive the cleaning sliding box 34 to lift, and when the cleaning brush 24 rotates for one period, the single-tooth gear 64 drives the intermittent gear 39 to rotate once so as to drive the cleaning sliding box 34 to lift once.
Advantageously, the drive assembly comprises a motor 69 fixedly connected to the rear end wall of the cleaning chamber 36, a driving shaft 79 which is in power connection with the front end wall and the rear end wall of the motor 69 is symmetrically arranged in the cleaning cavity 36 and the driving cavity 71, a spline shaft 77 is connected to the side of the drive shaft 79 remote from the motor 69 via a spline sleeve 78, a driving friction wheel 76 is fixedly connected to the side, away from the motor 69, of the spline shaft 77, a driving sliding groove 67 is formed in the right side of the driving cavity 71 and the cleaning cavity 36, a U-shaped sliding block 70 connected with the spline shaft 77 through a bearing is slidably provided in the driving sliding groove 67, an electromagnet 66 is arranged on the front side of the driving sliding groove 67, an iron block 68 matched with the electromagnet 66 is arranged on the front side of the U-shaped sliding block 70, the rear side of the U-shaped slide block 70 is connected to the rear end wall of the drive slide groove 67 by a drive spring 72.
Advantageously, the driving assembly further comprises a lifting friction wheel 65 fixedly connected with the rear side of the lifting transmission shaft 28 and capable of being in friction fit with the driving friction wheel 76 at the front side, an adjusting transmission shaft 75 is rotatably mounted on the rear end wall of the driving cavity 71, an adjusting friction wheel 73 capable of being in friction fit with the driving friction wheel 76 at the rear side and a driving adjusting gear 74 located at the rear side of the adjusting friction wheel 73 and capable of being meshed with the driven adjusting gear 14 are fixedly connected to the adjusting transmission shaft 75, the driving friction wheel 76 at the rear side is in friction fit with the adjusting friction wheel 73 when the electromagnet 66 is not electrified, the driving adjusting assembly adjusts the LED screen 23, the driving friction wheel 76 at the front side is in friction fit with the lifting friction wheel 65 when the electromagnet 66 is electrified, and the lifting assembly and the cleaning assembly are driven to work.
Advantageously, the dust suction assembly comprises a dust suction driving shaft 56 of the dust suction chamber 41 rotatably connected with the upper end wall of the cleaning chamber 36 and extending downward, a driven dust suction pulley 57 connected with the driving dust suction pulley 48 through a dust suction belt 50 is arranged in the cleaning chamber 36, a driving dust suction bevel gear 55 fixedly connected with the dust suction driving shaft 56 is arranged in the dust suction chamber 41, a dust suction rotating shaft 53 is rotatably connected with the right front end wall of the dust suction chamber 41, a driven dust suction bevel gear 54 engaged with the driving dust suction bevel gear 55 and a turbine 52 positioned at the left side of the driven dust suction bevel gear 54 are fixedly connected with the dust suction rotating shaft 53, a dust suction opening 51 communicated with the outside is arranged at the left side of the dust suction chamber 41, and the turbine 52 rotates to collect dust brushed forward by the cleaning brush 24 into the dust suction chamber 41.
Advantageously, the unidirectional pulley 44 comprises an outer wheel 63, an inner wheel 62, the outer wheel 63 being externally pulley, the inner wheel 62 being ratchet-toothed, the outer wheel 63 being internally articulated with two pawls 58 cooperating with the inner wheel 62, the pawls 58 being connected to the outer wheel 63 by pawl springs 59.
In the initial state, the electromagnet 66 is not powered, the driving spring 72 is in a normal stretching state, the rear driving friction wheel 76 is in friction fit with the adjusting friction wheel 73, the cleaning sliding box 34 is positioned at the uppermost side, the driving adjusting gear 74 is meshed with the driven adjusting gear 14, and the front surface of the LED screen 23 faces to the left.
When the work is started, the motor 69 is started to rotate forwardly, so as to drive the driving shaft 79 to rotate, so as to drive the spline shaft 77 to rotate, so as to drive the driving friction wheel 76 to rotate, so as to drive the adjusting friction wheel 73 to rotate, so as to drive the adjusting transmission shaft 75 to rotate, so as to drive the driving adjusting gear 74 to rotate, so as to drive the driven adjusting gear 14 to rotate anticlockwise, so as to drive the adjusting rotation shaft 33 to rotate anticlockwise, so as to drive the driving connecting rod 13 to rotate anticlockwise, because the driven long connecting rod 12, the driving connecting rod 13, the L-shaped connecting rod 20 and the transmission connecting rod 22 act together to drive the LED screen 23 to turn over for half a circle, the LED screen 23 faces rightwards, a worker maintains the LED screen 23, the electromagnet 66 is electrified to attract the iron block 68, the driving spring 72 is stretched, the front driving friction wheel 76 is in friction fit with the lifting friction, thereby rotating the single-tooth gear 64, thereby rotating the lifting transmission shaft 28, thereby rotating the driving cleaning bevel gear 29, thereby rotating the driven cleaning bevel gear 30, thereby rotating the cleaning driven shaft 32, thereby rotating the driving cleaning pulley 31, thereby rotating the one-way pulley 44, thereby rotating the driving sprocket shaft 43, thereby rotating the driving sprocket 42, thereby rotating the cleaning brush 24 to clean the surface of the LED screen 23, while the driving sprocket shaft 43 drives the water pump 26 to operate, the cleaning liquid is sprayed from the spray nozzle 60 to the LED screen 23, while the driven sprocket 47 drives the driven sprocket shaft 49 to rotate, thereby rotating the driving cleaning pulley 48, thereby rotating the driven cleaning pulley 57, thereby rotating the cleaning transmission shaft 56, thereby rotating the driving cleaning bevel gear 55, thereby rotating the driven cleaning bevel gear 54, thereby rotating the dust-collecting rotating shaft 53 and thus the turbine 52 to rotate for dust collection, while the elevation driving shaft 28 rotates the single-tooth gear 64 and thus the intermittent gear 39 and thus the elevation rotating shaft 37 and thus the elevation gear 27 and thus the cleaning sliding box 34 to slide downward, the single-tooth gear 64 rotates the intermittent gear 39 once and thus the cleaning sliding box 34 to descend once when the cleaning brush 24 rotates for one cycle, the motor 69 rotates reversely when the cleaning sliding box 34 descends to the lowermost side, the elevation gear 27 drives the cleaning sliding box 34 to slide upward because the one-way belt pulley 44 does not rotate the driving sprocket shaft 43, the driving adjustment gear 74 engages with the driven adjustment gear 14 when the cleaning sliding box 34 slides to the uppermost side, the electromagnet 66 is de-energized, and the rear driving friction wheel 76 frictionally engages with the adjustment friction wheel 73 because the driving spring 72 acts, therefore, the driving connecting rod 13 is driven to rotate clockwise, the driven long connecting rod 12, the driving connecting rod 13, the L-shaped connecting rod 20 and the transmission connecting rod 22 jointly drive the LED screen 23 to turn over for half a circle, the front face of the LED screen 23 faces to the left, the motor 69 stops, and the device resets.
The beneficial effects are that: the device simple structure, convenient operation, the device is when needs maintenance or clean LED screen, motor drive LED screen upset 180, make things convenient for the workman to maintain in the outside, need not dismantle the LED screen, clean subassembly is clean LED screen in the inboard simultaneously, gather the dust on the LED screen to the dust absorption case in, guarantee the cleanness of LED screen, prevent to expose for a long time and gather the use that influences the LED screen at external dust, do not need artifical cleanness, guarantee workman's safety, save time and manpower.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (7)
1. The utility model provides a convenient maintenance just contains cleaning function's LED advertising screen, includes the base member, its characterized in that: an adjusting cavity is arranged in the base body, an adjusting component is arranged in the adjusting cavity, the lower side of the adjusting cavity is communicated with a lifting cavity, dovetail sliding grooves are symmetrically arranged on the front side and the rear side of the lifting cavity, a dovetail sliding block of which the middle is fixedly connected with a clean sliding box is arranged in the dovetail sliding grooves in a sliding manner, a clean cavity of which the left side and the right side are communicated with the outside is arranged in the dovetail sliding block, a clean component is arranged in the clean cavity, a driving cavity of which the upper side is communicated with the outside is arranged on the rear side of the clean cavity, a driving component is arranged in the driving cavity, a dust suction cavity is arranged on the front side of the clean cavity, a dust suction component is arranged in the dust suction cavity, the adjusting component comprises a fixed adjusting block fixedly connected with the lower end wall of the adjusting cavity, an adjusting rotating shaft is rotatably arranged on the right side of the fixed, the initiative connecting rod other end articulates there is L type connecting rod, in the middle of the L type connecting rod with it is articulated in the middle of the driven long connecting rod, L type connecting rod opposite side articulates there is the regulation turning block, adjust turning block left side fixedly connected with LED screen, adjust turning block front end upper side articulate have with driven long connecting rod other end articulated transmission connecting rod, adjust the driven adjusting gear of axis of rotation rear side fixedly connected with.
2. The LED advertising screen which is convenient to maintain and has a cleaning function as claimed in claim 1, is characterized in that: the cleaning assembly comprises a driving sprocket shaft which is rotatably installed on the upper end wall of the cleaning cavity, a driving sprocket is fixedly connected to the driving sprocket shaft, an one-way belt pulley is arranged on the upper side of the driving sprocket shaft, a driven sprocket shaft which is arranged on the front side of the driving sprocket shaft is rotatably installed on the upper end wall of the cleaning cavity, a driven sprocket which is connected with the driving sprocket through a chain and a driving dust collection belt pulley which is arranged on the upper side of the driven sprocket shaft are fixedly connected to the driven sprocket shaft, a cleaning brush which is matched with the LED screen is fixedly connected to one point on the chain, a water pump which is in power connection with the driving sprocket shaft is fixedly connected to the lower end wall of the cleaning cavity, a water outlet pipe which is connected with a connecting water pipe on the left side is connected to the left side of the water pump, a nozzle is uniformly installed on the left side, the cleaning cavity is also internally provided with a lifting assembly positioned on the right side of the cleaning assembly.
3. The LED advertising screen which is convenient to maintain and has a cleaning function as claimed in claim 2, is characterized in that: the lifting assembly comprises a lifting rotating shaft which is rotatably connected with the rear end wall of the cleaning cavity, an intermittent gear and a lifting gear which is positioned at the front side of the intermittent gear and is communicated with the outside are fixedly connected onto the lifting rotating shaft, the right side of the lifting cavity is fixedly connected with a rack meshed with the lifting gear, the upper end wall of the cleaning cavity is rotatably provided with a cleaning driven shaft, a driving cleaning belt wheel connected with the one-way belt wheel through a cleaning belt and a driven cleaning bevel gear positioned on the lower side of the driving cleaning belt wheel are fixedly connected on the cleaning driven shaft, the upper end wall of the cleaning cavity is fixedly connected with a support rod positioned at the rear side of the cleaning driven shaft, a lifting transmission shaft is rotatably arranged on the support rod, and a driving cleaning bevel gear meshed with the driven cleaning bevel gear and a single-tooth gear matched with the intermittent gear are fixedly connected to the lifting transmission shaft.
4. The LED advertising screen which is convenient to maintain and has a cleaning function as claimed in claim 3, is characterized in that: drive assembly include with clean chamber rear end wall fixed connection's motor, clean chamber drive intracavity symmetry be equipped with the drive shaft that motor front and back end wall power is connected, the drive shaft is kept away from the motor side has the integral key shaft through spline muffjoint, the integral key shaft is kept away from motor side fixedly connected with initiative friction pulley, the drive chamber clean chamber right side is equipped with the drive sliding tray, slide in the drive sliding tray be equipped with the integral key shaft passes through the U type sliding block that the bearing is connected, drive sliding tray front side is equipped with the electro-magnet, U type sliding block front side be equipped with electro-magnet complex iron plate, U type sliding block rear side with drive sliding tray rear end wall passes through drive spring and connects.
5. The LED advertising screen which is convenient to maintain and has a cleaning function as claimed in claim 4, is characterized in that: the drive assembly still include with lifting transmission shaft rear side fixed connection's ability and front side initiative friction pulley friction fit's lifting friction pulley, drive chamber rear end wall rotates and installs the regulation transmission shaft, fixedly connected with can and rear side on the regulation transmission shaft initiative friction pulley friction fit's regulation friction pulley and be located adjust the ability of friction pulley rear side with driven adjusting gear meshing's initiative adjusting gear.
6. The LED advertising screen which is convenient to maintain and has a cleaning function as claimed in claim 2, is characterized in that: the dust absorption subassembly include with clean chamber upper end wall rotates to be connected and downwardly extending the dust absorption transmission shaft in dust absorption chamber, clean intracavity be equipped with the driven dust absorption belt pulley that the initiative dust absorption belt pulley passes through dust absorption belt and connects, the dust absorption intracavity be equipped with dust absorption transmission shaft fixed connection's initiative dust absorption bevel gear, the right front end wall in dust absorption chamber rotates and is connected with the dust absorption axis of rotation, fixedly connected with in the dust absorption axis of rotation with the driven dust absorption bevel gear of initiative dust absorption bevel gear meshing and being located the left turbine of driven dust absorption bevel gear, dust absorption chamber left side is equipped with the dust absorption mouth with external intercommunication.
7. The LED advertising screen which is convenient to maintain and has a cleaning function as claimed in claim 2, is characterized in that: the one-way belt pulley comprises an outer wheel and an inner wheel, the outer side of the outer wheel is provided with a belt pulley, the inner wheel is provided with a ratchet wheel, the inner side of the outer wheel is hinged with two pawls matched with the inner wheel, and the pawls are connected with the outer wheel through pawl springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010652807.9A CN111710252A (en) | 2020-07-08 | 2020-07-08 | LED advertisement screen convenient to maintain and having cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010652807.9A CN111710252A (en) | 2020-07-08 | 2020-07-08 | LED advertisement screen convenient to maintain and having cleaning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111710252A true CN111710252A (en) | 2020-09-25 |
Family
ID=72545417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010652807.9A Withdrawn CN111710252A (en) | 2020-07-08 | 2020-07-08 | LED advertisement screen convenient to maintain and having cleaning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111710252A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718607A (en) * | 2021-01-12 | 2021-04-30 | 义乌市环升网络科技有限公司 | Self-adaptation different thickness display screens just can collect wiping arrangement of waste water |
| CN114887952A (en) * | 2022-05-09 | 2022-08-12 | 安徽天域视听器材有限公司 | Medical guide system based on LED full-color screen module |
-
2020
- 2020-07-08 CN CN202010652807.9A patent/CN111710252A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718607A (en) * | 2021-01-12 | 2021-04-30 | 义乌市环升网络科技有限公司 | Self-adaptation different thickness display screens just can collect wiping arrangement of waste water |
| CN114887952A (en) * | 2022-05-09 | 2022-08-12 | 安徽天域视听器材有限公司 | Medical guide system based on LED full-color screen module |
| CN114887952B (en) * | 2022-05-09 | 2023-12-01 | 安徽天域视听器材有限公司 | Medical guide system based on LED full-color screen module |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200925 |
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| WW01 | Invention patent application withdrawn after publication |