Disclosure of Invention
The invention aims to provide a device for cleaning an LED screen by cooling with circulating water, which is used for overcoming the defects in the prior art.
According to the embodiment of the invention, the device for cooling and cleaning the LED screen through circulating water cooling comprises a main machine body, a cleaning cavity with a forward opening is formed in the main machine body, an LED screen is fixedly arranged on the rear wall of the cleaning cavity, a screen cleaning mechanism capable of cleaning the front end face of the LED screen is arranged in the cleaning cavity, the screen cleaning mechanism comprises an upper transverse shaft rotatably arranged on the left wall of the cleaning cavity, upper rotating discs are fixedly arranged on the periphery of the upper transverse shaft in a bilateral symmetry manner, upper connecting rods are fixedly arranged on the end faces, far away from each other, of the upper rotating discs, cleaning wheels are rotatably arranged on the end faces, close to each other, of the upper connecting rods, a connecting body is fixedly arranged on the bottom wall of the cleaning cavity, a connecting cavity is formed in the connecting body, a front worm rod is arranged in the connecting body in a sliding manner from left to right, the left extending part of the front worm, the lower side extension part of the first worm extends into the connecting cavity, the rear end face of the front worm thread rod can be meshed with the first worm, and the rear side of the cleaning cavity is provided with an LED cooling cavity;
the LED cooling cavity is internally provided with a circulating refrigeration mechanism capable of cooling the LED screen, the circulating refrigeration mechanism comprises a U-shaped water-cooling pipe fixedly arranged in the LED screen, the left side of the LED cooling cavity is communicated with a fan cavity, a fan shaft is rotatably arranged on the right wall of the fan cavity, a fan is fixedly arranged on the left end surface of the fan shaft, the lower side of the LED cooling cavity is provided with an evaporation cavity with a leftward opening, the upper side and the lower side of the U-shaped water-cooling pipe penetrate through the LED screen, an extending part of the lower side of the U-shaped water-cooling pipe extends into the evaporation cavity, a heating plate is fixedly arranged on the bottom wall of the evaporation cavity and can heat distilled liquid, the upper end surface of the heating plate is provided with a lower sliding block in a left-right sliding mode, the right side of the evaporation cavity is communicated with a conveying cavity, a chemical collecting box is arranged on the upper wall and the lower, the upper side of the evaporation cavity is provided with a mixing cavity, the upper extension part of the U-shaped water-cooling pipe extends into the mixing cavity, the mixing cavity is communicated with the conveying cavity, a liquid conveying body is fixedly arranged between the mixing cavity and the evaporation cavity, a liquid flow cavity with an upward opening is arranged in the liquid conveying body, the liquid flow cavity is communicated with the evaporation cavity, distilled water vapor in the evaporation cavity enters the mixing cavity through the liquid flow cavity, the bottom wall of the mixing cavity is fixedly provided with an air bag, a pressure spring cavity is arranged in the air bag and is communicated with the conveying cavity, the left side of the pressure spring cavity is communicated with a liquid cavity, a jet orifice is fixedly arranged between the pressure spring cavity and the liquid cavity and can prevent liquid from entering, the right wall of the mixing cavity is rotatably provided with an upper rotating shaft, and the front end surface of the upper rotating shaft is fixedly provided with a cam, the cam can with the gasbag contact, the hybrid chamber upside intercommunication is equipped with the intercommunication chamber, it is equipped with the pressure piece to slide from top to bottom between the wall about the intercommunication chamber, the pressure piece up end has set firmly the touch pole, the warning chamber has been seted up to intercommunication chamber upside, touch pole upside extension stretches into the warning intracavity, and the touch pole with sliding connection about the host computer internal wall, and it touch pole up end has set firmly the alarm, the alarm is reported to the police after contacting certain pressure.
According to a further technical scheme, a power source cavity is formed in the lower side of the cleaning cavity, a functional motor is fixedly mounted on the bottom wall of the power source cavity, the left side and the right side of the functional motor are in power connection with a first power shaft, a ratchet group is fixedly mounted on the left end face of the first power shaft, a lower rotating shaft is connected to the left side of the ratchet group, the right side face of the lower rotating shaft is in power connection with the ratchet group, a second bevel gear is fixedly arranged on the front end face of the lower rotating shaft, an upper rotating shaft is rotatably arranged on the top wall of the power source cavity, a first bevel gear is fixedly arranged on the lower end face of the upper rotating shaft, the first bevel gear is meshed with the second bevel gear, an upper extending portion of the first bevel gear extends into the cleaning cavity, a lower rotating disc is fixedly arranged on the upper end face, a right extending portion of the front worm rod extends into, and a first worm wheel is fixedly arranged on the periphery of the upper transverse shaft and meshed with the first worm.
According to a further technical scheme, a third bevel gear is fixedly arranged on the right end face of the first power shaft, a lower rotating shaft is rotatably arranged on the rear wall of the power source cavity, a fourth bevel gear is fixedly arranged on the front end face of the lower rotating shaft, the third bevel gear is meshed with the fourth bevel gear, a transmission cavity is formed in the rear side of the power source cavity, a rear extension portion of the lower rotating shaft extends into the transmission cavity, a belt transmission cavity is communicated with the lower side of the fan cavity, a left rotating shaft is rotatably arranged on the left wall of the belt transmission cavity, the fan shaft is in transmission connection with the left rotating shaft through an upper transmission belt, a seventh bevel gear is fixedly arranged on the right end face of the left rotating shaft, a rear rotating shaft is rotatably arranged on the front wall of the belt transmission cavity, a driven bevel gear is fixedly arranged on the rear end face of the rear rotating shaft, the seventh bevel gear is meshed with the driven bevel gear, and the front extension portion of, first rollers are fixedly arranged on the peripheries of the rear rotating shaft and the lower rotating shaft, the two first rollers are in transmission connection through an upper belt, a bevel gear transmission cavity is formed in the right side of the mixing cavity, the bevel gear transmission cavity is located in the left side of the conveying cavity, the right extending part of the upper rotating shaft extends into the bevel gear transmission cavity, a sixth bevel gear is fixedly arranged on the right end face of the upper rotating shaft, a rear rotating shaft is rotatably arranged on the front wall of the bevel gear transmission cavity, a fifth bevel gear is fixedly arranged on the rear end face of the rear rotating shaft, the fifth bevel gear is meshed with the sixth bevel gear, the front extending part of the rear rotating shaft extends into the transmission cavity, first gears are fixedly arranged on the peripheries of the rear rotating shaft and the lower rotating shaft, the two first gears are mutually meshed, and a pressure spring is fixedly arranged on the bottom wall of the pressure spring cavity, the upper end of the pressure spring is fixedly provided with a reset block, and the reset block can support the air bag.
According to the further technical scheme, a circulating motor cavity is formed in the left side of the evaporation cavity, a circulating motor is fixedly mounted on the right wall of the circulating motor cavity, the left side of the circulating motor is in power connection with a second power shaft, a left rotating body is arranged on the left side wall of the circulating motor cavity in a rotating mode and located on the lower side of the second power shaft, the left rotating body is connected with the second power shaft through a lower transmission belt in a transmission mode, a left rotating cavity is formed in the left rotating body, a left threaded shaft is arranged in the right wall of the circulating motor cavity in a left-right sliding mode, an extending part on the left side of the left threaded shaft extends into the left rotating cavity and is in threaded connection with the inner wall of the left rotating cavity, the extending part on the right side of the left threaded shaft extends into the evaporation cavity, the lower sliding block is fixedly arranged on the right end face of the evaporation cavity, and, third gears are fixedly arranged on the peripheries of the communication shaft and the second power shaft, the two third gears are mutually meshed, the extending part of the right side of the communicating shaft extends into the conveying cavity, a second worm is rotatably arranged between the left wall and the right wall of the conveying cavity, the second worm is positioned at the lower side of the conveying cavity, the second worm is in transmission connection with the conveying cavity through a rear transmission belt, a right rotating body is rotatably arranged on the bottom wall of the conveying cavity, a second worm wheel is fixedly arranged on the periphery of the right rotating body, the second worm wheel is meshed with the second worm, a right rotating cavity is arranged in the right rotating body, a rear threaded shaft is fixedly arranged on the lower end surface of the chemical collecting box, the extension part of the lower side of the rear threaded shaft extends into the right rotating cavity, and the rear threaded shaft is in threaded connection with the right rotating cavity, and a return spring is fixedly installed between the upper end surface of the pressure block and the top wall of the communicating cavity.
The invention has the beneficial effects that: according to the invention, the surface of the LED screen is cleaned, the circulating water cooler is added in the LED, the LED screen can be cleaned in a reciprocating way through the screen cleaning mechanism, the cleaning can also be stopped at any time, and other functions are not influenced, so that the LED screen can be cleaned at any time, the LED display effect is better, the water temperature can be reduced by recycling chemicals through the circulating refrigeration mechanism, the effect of circulating water cooling is achieved, and the resource utilization rate is improved.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now 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.
Referring to fig. 1-6, the device for cooling and cleaning an LED screen through circulating water cooling according to the embodiment of the present invention includes a main body 11, a cleaning chamber 12 with a forward opening is formed in the main body 11, an LED screen 17 is fixedly disposed on a rear wall of the cleaning chamber 12, a screen cleaning mechanism 100 capable of cleaning a front end surface of the LED screen 17 is disposed in the cleaning chamber 12, the screen cleaning mechanism 100 includes an upper horizontal shaft 16 rotatably disposed on a left wall of the cleaning chamber 12, upper rotating discs 13 are symmetrically disposed on a periphery of the upper horizontal shaft 16, upper connecting rods 14 are fixedly disposed on end surfaces of the upper rotating discs 13 away from each other, cleaning wheels 15 are rotatably disposed on end surfaces of the upper connecting rods 14 close to each other, a connecting body 20 is fixedly disposed on a bottom wall of the cleaning chamber 12, a connecting chamber 34 is formed in the connecting body 20, a front worm rod 21 is slidably disposed in an inner wall of the connecting body 20 from left to right, a left extending portion of the front worm rod 21 extends into, the top wall of the cleaning cavity 12 is rotatably provided with a first worm 19, an extending part of the lower side of the first worm 19 extends into the connecting cavity 34, the rear end face of the front worm thread rod 21 is meshed with the first worm 19, the rear side of the cleaning cavity 12 is provided with an LED cooling cavity 65, a circulating refrigeration mechanism 101 capable of cooling the LED screen 17 is arranged in the LED cooling cavity 65, the circulating refrigeration mechanism 101 comprises a U-shaped water cooling pipe 64 fixedly arranged in the LED screen 17, the left side of the LED cooling cavity 65 is communicated with a fan cavity 66, the right wall of the fan cavity 66 is rotatably provided with a fan shaft 68, the left end face of the fan shaft 68 is fixedly provided with a fan 67, the lower side of the LED cooling cavity 65 is provided with an evaporation cavity 56 with a leftward opening, the upper side and the lower side of the U-shaped water cooling pipe 64 penetrate through the LED screen 17, and the extending part of the lower side of the U-shaped water cooling pipe 64 extends into the evaporation cavity 56, the bottom wall of the evaporation cavity 56 is fixedly provided with a heating plate 55, the heating plate 55 can heat distilled liquid, the upper end surface of the heating plate 55 is provided with a lower sliding block 58 in a left-right sliding manner, the right side of the evaporation cavity 56 is communicated with a conveying cavity 42, the left wall of the conveying cavity 42 is provided with a chemical collecting box 49 in a top-down sliding manner, a chemical collecting cavity 50 is arranged in the chemical collecting box 49, the upper side of the evaporation cavity 56 is provided with a mixing cavity 79, the downward extending part of the U-shaped water cooling pipe 64 positioned at the upper side extends into the mixing cavity 79, the mixing cavity 79 is communicated with the conveying cavity 42, a liquid conveying body 57 is fixedly arranged between the mixing cavity 79 and the evaporation cavity 56, the liquid conveying body 57 is internally provided with a liquid flowing cavity 78 with an upward opening, the liquid flowing cavity 78 is communicated with the evaporation cavity 56, and distilled water vapor positioned in the evaporation cavity 56 enters the mixing cavity 79 through the liquid flowing cavity 78, an air bag 86 is fixedly installed on the bottom wall of the mixing cavity 79, a pressure spring cavity 99 is formed in the air bag 86, the pressure spring cavity 99 is communicated with the conveying cavity 42, a liquid cavity 90 is communicated with the left side of the pressure spring cavity 99, a jet orifice 89 is fixedly arranged between the pressure spring cavity 99 and the liquid cavity 90, the jet orifice 89 can prevent liquid from entering, an upper rotating shaft 62 is rotatably arranged on the right wall of the mixing cavity 79, a cam 63 is fixedly arranged on the front end face of the upper rotating shaft 62, the cam 63 can be contacted with the air bag 86, a communicating cavity 84 is communicated with the upper side of the mixing cavity 79, a pressure block 91 is vertically slidably arranged between the left wall and the right wall of the communicating cavity 84, a touch rod 83 is fixedly arranged on the upper end face of the pressure block 91, an alarm cavity 81 is formed in the upper side of the communicating cavity 84, an extending part of the touch rod 83 extends into the alarm cavity 81, and the touch rod 83 is vertically slidably connected with, and the upper end surface of the touch rod 83 is fixedly provided with an alarm 82, and the alarm 82 gives an alarm after contacting a certain pressure.
In addition, in one embodiment, a power source cavity 33 is formed at the lower side of the cleaning cavity 12, a functional motor 28 is fixedly installed on the bottom wall of the power source cavity 33, the left and right sides of the functional motor 28 are in power connection with a first power shaft 29, a ratchet group 27 is fixedly installed on the left end surface of the first power shaft 29, a lower rotating shaft 26 is connected to the left side of the ratchet group 27, the right side surface of the lower rotating shaft 26 is in power connection with the ratchet group 27, a second bevel gear 25 is fixedly installed on the front end surface of the lower rotating shaft 26, an upper rotating shaft 23 is rotatably installed on the top wall of the power source cavity 33, a first bevel gear 24 is fixedly installed on the lower end surface of the upper rotating shaft 23, the first bevel gear 24 is meshed with the second bevel gear 25, the upper extending part of the first bevel gear 24 extends into the cleaning cavity 12, and a lower rotating disc 22 is fixedly installed on the upper end surface, the right extending, the front worm screw 21 is hinged with the lower rotary table 22, a first worm wheel 18 is fixedly arranged on the periphery of the upper transverse shaft 16, the first worm wheel 18 is meshed with the first worm 19, the first power shaft 29 can be rotated in a forward direction through the forward operation of the functional motor 28, so that the lower rotary shaft 26 can be rotated in a forward direction, the upper rotary shaft 23 can be rotated in a forward direction through the meshing of the second bevel gear 25 and the first bevel gear 24, the lower rotary table 22 can be rotated in a forward direction, the front worm screw 21 can be moved back and forth left, the first worm 19 can be rotated in a forward and reverse reciprocating manner through the meshing of the rear end surface of the front worm screw 21 and the first worm 19, the upper transverse shaft 16 can be rotated in a forward and reverse reciprocating manner through the meshing of the first worm wheel 18 and the first worm 19, and the cleaning wheel 15 can clean dust on the front end surface of the LED screen 17, when the function motor 28 runs reversely, the first power shaft 29 can be rotated reversely, and the lower rotating shaft 26 does not rotate, so that the function motor 28 rotates reversely, and the cleaning wheel 15 does not clean dust on the front end surface of the LED screen 17.
In addition, in one embodiment, a third bevel gear 30 is fixedly arranged on the right end surface of the first power shaft 29, a lower rotating shaft 32 is rotatably arranged on the rear wall of the power source cavity 33, a fourth bevel gear 31 is fixedly arranged on the front end surface of the lower rotating shaft 32, the third bevel gear 30 is engaged with the fourth bevel gear 31, a transmission cavity 35 is arranged on the rear side of the power source cavity 33, the rear extension of the lower rotating shaft 32 extends into the transmission cavity 35, a belt transmission cavity 72 is communicated with the lower side of the fan cavity 66, a left rotating shaft 70 is rotatably arranged on the left wall of the belt transmission cavity 72, the fan shaft 68 is in transmission connection with the left rotating shaft 70 through an upper transmission belt 69, a seventh bevel gear 71 is fixedly arranged on the right end surface of the left rotating shaft 70, a rear rotating shaft 41 is rotatably arranged on the front wall of the belt transmission cavity 72, a driven bevel gear 92 is fixedly arranged on the rear end surface of the rear rotating shaft 41, the seventh bevel gear 71 is engaged with the driven bevel gear 92, the front side extension of the rear rotating shaft 41 extends into the transmission cavity 35, the peripheries of the rear rotating shaft 41 and the lower rotating shaft 32 are fixedly provided with first rollers 39, the two first rollers 39 are in transmission connection through an upper belt 36, the right side of the mixing cavity 79 is provided with a bevel gear transmission cavity 47, the bevel gear transmission cavity 47 is positioned at the left side of the conveying cavity 42, the right side extension of the upper rotating shaft 62 extends into the bevel gear transmission cavity 47, the right end surface of the upper rotating shaft 62 is fixedly provided with a sixth bevel gear 48, the front wall of the bevel gear transmission cavity 47 is rotatably provided with a rear rotating shaft 40, the rear end surface of the rear rotating shaft 40 is fixedly provided with a fifth bevel gear 45, the fifth bevel gear 45 is engaged with the sixth bevel gear 48, and the front side extension of the rear rotating shaft 40 extends into the transmission cavity 35, the peripheries of the rear rotating shaft 40 and the lower rotating shaft 32 are respectively fixedly provided with a first gear 38, the two first gears 38 are engaged with each other, the bottom wall of the pressure spring cavity 99 is fixedly provided with a pressure spring 88, the upper end of the pressure spring 88 is fixedly provided with a reset block 87, the reset block 87 can support the air bag 86, the functional motor 28 is operated, so that the lower rotating shaft 32 can be rotated by the engagement of the third bevel gear 30 and the fourth bevel gear 31, the rear rotating shaft 41 can be rotated by the upper belt 36, the left rotating shaft 70 can be rotated by the engagement of the driven bevel gear 92 and the seventh bevel gear 71, the fan shaft 68 can be rotated by the upper transmission belt 69, the fan 67 can be rotated, and the rear rotating shaft 40 can be rotated by the engagement of the two first gears 38, so that the upper rotating shaft 62 can be rotated by the mutual meshing of the sixth bevel gear 48 and the fifth bevel gear 45, and the cam 63 contacts the air bag 86, so that the volume of the air bag 86 can be reduced, gas can be extruded from the injection port 89, and the liquid in the liquid cavity 90 can enter the U-shaped water cooling pipe 64, thereby realizing the cooling circulation of the liquid.
In addition, in one embodiment, a circulating motor cavity 76 is opened at the left side of the evaporation cavity 56, a circulating motor 80 is fixedly installed on the right wall of the circulating motor cavity 76, the left side of the circulating motor 80 is in power connection with a second power shaft 73, a left rotating body 60 is rotatably installed on the left side wall of the circulating motor cavity 76, the left rotating body 60 is located at the lower side of the second power shaft 73, the left rotating body 60 is in transmission connection with the second power shaft 73 through a lower transmission belt 74, a left rotating cavity 61 is opened in the left rotating body 60, a left threaded shaft 59 is slidably installed in the right wall of the circulating motor cavity 76 from left to right, a left extending part of the left threaded shaft 59 extends into the left rotating cavity 61 and is in threaded connection with the inner wall of the left rotating cavity 61, a right extending part of the left threaded shaft 59 extends into the evaporation cavity 56, and the lower slider 58 is fixedly installed on the right end surface of the evaporation cavity 56, a communicating shaft 77 is rotatably arranged between the left wall and the right wall of the circulating motor cavity 76, third gears 75 are fixedly arranged on the peripheries of the communicating shaft 77 and the second power shaft 73, the two third gears 75 are mutually meshed, the right extending part of the communicating shaft 77 extends into the conveying cavity 42, a second worm 51 is rotatably arranged between the left wall and the right wall of the conveying cavity 42, the second worm 51 is positioned at the lower side of the conveying cavity 42, the second worm 51 is in transmission connection with the conveying cavity 42 through a rear transmission belt 44, a right rotating body 54 is rotatably arranged on the bottom wall of the conveying cavity 42, a second worm wheel 52 is fixedly arranged on the periphery of the right rotating body 54, the second worm wheel 52 is meshed with the second worm 51, a right rotating cavity 43 is arranged in the right rotating body 54, a rear threaded shaft 53 is fixedly arranged on the lower end face of the chemical collecting box 49, and the lower extending part of the rear threaded shaft 53 extends into the right rotating cavity 43, the rear screw shaft 53 is connected with the right rotary chamber 43 by screw thread, a return spring 85 is fixedly arranged between the upper end surface of the pressure block 91 and the top wall of the communicating chamber 84, when the temperature of water in the mixing chamber 79 is high, the pressure block 91 can be moved upwards, the alarm 82 can be alarmed, at this time, the second power shaft 73 can be rotated forwards by the forward operation of the circulating motor 80, the left rotary body 60 can be rotated forwards by the lower transmission belt 74, the lower slide block 58 can be moved rightwards by the screw thread connection of the inner wall of the left rotary chamber 61 and the left screw shaft 59, the distilled chemical substance can be pushed, when the lower slide block 58 is moved to the maximum position, the chemical substance can be just pushed into the chemical collecting chamber 50, at this time, the lower slide block 58 can be reset by the reverse operation of the circulating motor 80, the second power shaft 73 is operated in a reverse direction so that the communication shaft 77 is rotated in a forward direction by the engagement of the two third gears 75, the second worm 51 is rotated in a forward direction by the rear driving belt 44, the second worm 51 is engaged with the second worm wheel 52 so that the right rotary body 54 is rotated, the chemical collecting chamber 49 is moved upward by the screw-coupling of the inner wall of the right rotary chamber 43 with the rear screw shaft 53, the chemical can be introduced into the mixing chamber 79 to be mixed with water for cooling when the chemical collecting chamber 49 reaches the maximum position, and the chemical collecting chamber 49 can be returned when the circulation motor 80 is operated in a forward direction.
In the initial state, the lower slider 58 is located at the left initial position, the chemical collection tank 49 is located at the lower initial position, and the cam 63 does not contact the air bag 86.
When in use, the functional motor 28 is operated in a forward direction, so that the first power shaft 29 is rotated in a forward direction, the lower rotating shaft 26 is rotated in a forward direction, the upper rotating shaft 23 is rotated in a forward direction by engaging the second bevel gear 25 with the first bevel gear 24, the lower rotating disc 22 is rotated in a forward direction, the front worm screw 21 is reciprocated in a left-right direction, so that the first worm screw 19 is rotated in a forward-reverse direction by engaging the rear end surface of the front worm screw 21 with the first worm screw 19, the upper transverse shaft 16 is rotated in a forward-reverse direction by engaging the first worm gear 18 with the first worm screw 19, so that the cleaning wheel 15 cleans the front end surface of the LED screen 17 of dust, the lower rotating shaft 32 is rotated by engaging the third bevel gear 30 with the fourth bevel gear 31, and the rear rotating shaft 41 is rotated by the upper belt 36, so that the left rotation shaft 70 is rotated by the engagement of the driven bevel gear 92 with the seventh bevel gear 71, so that the fan shaft 68 is rotated by the upper transmission belt 69, so that the fan 67 is rotated, so that the rear rotation shaft 40 is rotated by the engagement of the two first gears 38, so that the upper rotation shaft 62 is rotated by the engagement of the sixth bevel gear 48 with the fifth bevel gear 45, so that the cam 63 contacts the air bag 86, so that the volume of the air bag 86 is reduced, so that the air is pushed out from the injection port 89, so that the liquid in the liquid chamber 90 is introduced into the U-shaped water cooling pipe 64, so that the cooling circulation of the liquid is performed, so that when the function motor 28 is operated in the reverse direction, the first power shaft 29 is rotated in the reverse direction, so that the lower rotation shaft 26 is not rotated, so that the function motor 28 is rotated in the reverse direction of the cleaning wheel 15 without cleaning dust on the front end surface of the LED screen 17, when the temperature of the water in the mixing chamber 79 is high, the pressure block 91 can be moved upwards, the alarm 82 can be alarmed, the circulation motor 80 is operated in a forward direction, the second power shaft 73 can be rotated in a forward direction, the left rotating body 60 can be rotated in a forward direction through the lower transmission belt 74, the lower slider 58 can be moved rightwards through the threaded connection between the inner wall of the left rotating chamber 61 and the left threaded shaft 59, the distilled chemical can be pushed, when the lower slider 58 moves to the maximum position, the chemical can be just pushed into the chemical collecting chamber 50, the circulation motor 80 is operated in a reverse direction, the lower slider 58 can be reset, the second power shaft 73 can be operated in a reverse direction, the communication shaft 77 can be rotated in a forward direction through the meshing of the two third gears 75, and the second worm 51 can be rotated in a forward direction through the rear transmission belt 44, so that the second worm 51 is engaged with the second worm wheel 52 to rotate the right rotator 54, so that the chemical collecting tank 49 can be moved upward by the screw-coupling of the inner wall of the right rotary chamber 43 and the rear screw shaft 53, when the chemical collecting tank 49 reaches the maximum position, the chemicals just can enter the mixing chamber 79 to be mixed with water for cooling, and when the circulation motor 80 is operated in the forward direction, the chemical collecting tank 49 can be reset.
The invention has the beneficial effects that: according to the LED lamp screen cleaning device, the surface of the LED lamp screen is cleaned, the circulating water cooler is added in the LED, the LED screen can be cleaned in a reciprocating mode through the screen cleaning mechanism, the cleaning can also be stopped at any time, other functions are not affected, the LED screen can be cleaned at any time, the LED display effect is better, the water temperature can be reduced through recycling chemicals through the circulating refrigeration mechanism, the circulating water cooling effect is achieved, and the resource utilization rate is improved.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.