Disclosure of Invention
The invention aims to provide a radiation damage preventing device for a display, which solves the problem that eyes and skin are damaged by electromagnetic radiation when the display is statically seated for a long time.
The invention is realized by the following technical scheme.
The invention discloses a radiation injury preventing device for a display, which comprises a shell, wherein a closed shell cavity is arranged in the shell, a loosening device is arranged in the shell cavity, the loosening device comprises a rotating base, the rotating base is fixedly arranged on the inner wall of the left side of the shell cavity, the lower end of the rotating base is rotatably provided with a sector gear rotating shaft, the lower end of the sector gear rotating shaft is fixedly provided with a sector gear, the sector gear is fixedly provided with a first connecting rod, the right side of the first connecting rod is provided with a second connecting rod, the second connecting rod is fixedly arranged on the sector gear, the upper ends of the first connecting rod and the second connecting rod are fixedly provided with bearing plates, the left end and the right end of each bearing plate are fixedly provided with chute plates, the chute plates are bilaterally symmetrical, the upper end wall of the shell is provided with a movement cavity, the movement cavity is upwards opened, a sliding groove is formed in the sliding groove plate, a sliding block is arranged in the sliding groove in a sliding mode, a supporting sliding rod is fixedly arranged on the sliding block, the two supporting sliding rods are fixedly connected through a synchronizing rod, and a head support is fixedly arranged at the upper end of each supporting sliding rod;
the lower side of the loosening device is provided with a face cleaning device which comprises a partition board, the lower side of the partition board is provided with a waterproof partition board, a closed reel cavity is arranged at the left side of the waterproof partition plate, a reel shaft is arranged in the reel cavity and is rotatably arranged in the front side wall and the rear side wall of the reel cavity, a winding wheel is sleeved on the winding wheel shaft, the winding wheel is connected with the winding wheel shaft through a torsional spring, a cleaning cloth is wound on the winding wheel, a closed spray cavity is arranged on the right side of the waterproof clapboard, a cleaning agent bin is arranged in the spray cavity, the cleaning agent bin is fixedly arranged on the inner wall of the lower side of the spray cavity, a spray head is fixedly arranged on the cleaning agent bin, the waterproof clapboard is provided with a clapboard passage which can allow the cleaning towel to pass through, a cleaning towel outlet is formed in the right side wall of the spray cavity and can allow the cleaning towel to pass through;
the lower side of the face cleaning device is provided with an installation device, the installation device comprises a desktop baffle, a limiting block is fixedly arranged on the front end face of the desktop baffle, a bolt is rotationally arranged in the limiting block and penetrates through the upper end face and the lower end face of the limiting block, a knob is fixedly arranged at the lower end of the bolt, an extrusion base is fixedly arranged at the upper end of the bolt, a rubber pad is fixedly arranged on the upper side of the extrusion base, and a desktop is arranged on the upper side of the rubber;
preferably, fan-shaped tooth right side is equipped with motor base, motor base is fixed to be set up on the inner wall of shell cavity right side, the fixed gear motor that is equipped with of terminal surface under the motor base, the gear motor lower extreme rotates and is equipped with gear motor shaft, the last fixed drive gear that is equipped with of gear motor shaft, drive gear with through the meshing transmission between the fan-shaped tooth.
Preferably, a motor supporting plate is fixedly arranged at the upper end of the bearing plate, a displacement motor is fixedly arranged on the front end face of the motor supporting plate, a displacement motor shaft is rotatably arranged at the front end of the displacement motor, a rotating rod is fixedly arranged on the displacement motor shaft, a protruding shaft is fixedly arranged at the upper end of the rotating rod, a displacement rod is arranged on the upper side of the displacement motor shaft, a displacement slide way is arranged in the displacement rod, the protruding shaft is slidably arranged in the displacement slide way, and the displacement rod is fixedly connected with the synchronizing rod through a push-pull block.
Preferably, the sanitizer storehouse right side is equipped with the length detection ware, the length detection ware is fixed to be set up on the spray cavity upside inner wall, length detection ware downside is equipped with the extrusion electro-magnet, the extrusion electro-magnet is fixed to be set up on the spray cavity downside inner wall, it is equipped with the extrusion head to slide on the extrusion electro-magnet, be equipped with opening extrusion head cavity down in the extrusion head, the extrusion electro-magnet with through electro-magnet spring coupling between the extrusion head cavity upside inner wall.
Preferably, the bolt and the limiting block are in threaded engagement transmission, the knob is rotated to adjust the extrusion base to move up and down, so that table tops with different thicknesses are clamped, and the rubber pad is made of rubber materials.
Preferably, a static detector is fixedly arranged on the upper end face of the shell and can detect the static duration of the head of a user, a cleaning detector is arranged on the right side of the static detector and is fixedly arranged on the upper end face of the shell, and the cleaning detector can detect whether the user uses a cleaning towel.
The invention has the beneficial effects that: the invention can detect whether a user stares at the display for a long time or not through the sensor, if the time is too long, the device can be started to assist the user to raise the head and turn the head left and right, thereby achieving the purposes of relaxing neck muscles and eyes and relieving fatigue of the eyes, and simultaneously providing the facial cleaning towel with the cleaning agent for wiping dust and grease on the hands of the face and protecting the skin.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, 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 the drawings 1-4, the radiation injury preventing device for the display comprises a housing 10, a closed housing cavity 11 is arranged in the housing 10, a loosening device 71 is arranged in the housing cavity 11, the loosening device 71 comprises a rotating base 12, the rotating base 12 is fixedly arranged on the inner wall of the left side of the housing cavity 11, a sector gear rotating shaft 13 is arranged at the lower end of the rotating base 12 in a rotating manner, a sector gear 16 is fixedly arranged at the lower end of the sector gear rotating shaft 13, a first connecting rod 17 is fixedly arranged on the sector gear 16, a second connecting rod 18 is arranged on the right side of the first connecting rod 17, the second connecting rod 18 is fixedly arranged on the sector gear 16, a bearing plate 27 is fixedly arranged at the upper end of the first connecting rod 17 and the upper end of the second connecting rod 18, sliding groove plates 23 are fixedly arranged at the left and right ends of the bearing plate 27, the, a moving cavity 31 is formed in the upper end wall of the shell 10, the moving cavity 31 is opened upwards, the chute plate 23 can slide in the moving cavity 31, a chute 24 is formed in the chute plate 23, a sliding block 25 is arranged in the chute 24 in a sliding manner, a supporting slide bar 28 is fixedly arranged on the sliding block 25, the two supporting slide bars 28 are fixedly connected through a synchronous bar 30, and a head support 29 is fixedly arranged at the upper end of each supporting slide bar 28;
the lower side of the loosening device 71 is provided with a face cleaning device 72, the face cleaning device 72 comprises a partition plate 32, the lower side of the partition plate 32 is provided with a waterproof partition plate 40, the left side of the waterproof partition plate 40 is provided with a closed scroll wheel cavity 35, a scroll wheel shaft 36 is arranged in the scroll wheel cavity 35, the scroll wheel shaft 36 is rotatably arranged in the front side wall and the rear side wall of the scroll wheel cavity 35, a scroll wheel 38 is sleeved on the scroll wheel shaft 36, the scroll wheel 38 is connected with the scroll wheel shaft 36 through a torsion spring 37, a cleaning towel 39 is wound on the scroll wheel 38, a closed spray cavity 47 is arranged on the right side of the waterproof partition plate 40, a cleaning agent cabin 42 is arranged in the spray cavity 47, the cleaning agent cabin 42 is fixedly arranged on the inner wall of the lower side of the spray cavity 47, a spray head 43 is fixedly arranged on the cleaning agent cabin 42, a partition plate channel 41 is arranged on the waterproof partition plate, the right side wall of the spray cavity 47 is provided with a cleaning towel outlet 34, and the cleaning towel outlet 34 can allow the cleaning towel 39 to pass through;
the lower side of the face cleaning device 72 is provided with a mounting device 73, the mounting device 73 comprises a desktop baffle 48, the front end face of the desktop baffle 48 is fixedly provided with a limiting block 49, a bolt 51 is rotatably arranged in the limiting block 49, the bolt 51 penetrates through the upper end face and the lower end face of the limiting block 49, the lower end of the bolt 51 is fixedly provided with a knob 50, the upper end of the bolt 51 is fixedly provided with an extrusion base 53, the upper side of the extrusion base 53 is fixedly provided with a rubber pad 52, and the upper side of the rubber pad 52 is provided with a;
beneficially, a motor base 19 is arranged on the right side of the sector gear 16, the motor base 19 is fixedly arranged on the inner wall of the right side of the housing cavity 11, a gear motor 20 is fixedly arranged on the lower end face of the motor base 19, a gear motor shaft 21 is rotatably arranged at the lower end of the gear motor 20, a driving gear 22 is fixedly arranged on the gear motor shaft 21, and the driving gear 22 and the sector gear 16 are in meshing transmission.
Beneficially, a motor supporting plate 62 is fixedly arranged at the upper end of the supporting plate 27, a displacement motor 59 is fixedly arranged on the front end surface of the motor supporting plate 62, a displacement motor shaft 60 is rotatably arranged at the front end of the displacement motor 59, a rotating rod 58 is fixedly arranged on the displacement motor shaft 60, a protruding shaft 57 is fixedly arranged at the upper end of the rotating rod 58, a displacement rod 55 is arranged on the upper side of the displacement motor shaft 60, a displacement slideway 56 is arranged in the displacement rod 55, the protruding shaft 57 is slidably arranged in the displacement slideway 56, and the displacement rod 55 is fixedly connected with the synchronizing rod 30 through a push-pull block 54.
Beneficially, sanitizer storehouse 42 right side is equipped with length detector 33, length detector 33 is fixed to be set up on the spray cavity 47 upside inner wall, length detector 33 downside is equipped with extrusion electro-magnet 44, extrusion electro-magnet 44 is fixed to be set up on the spray cavity 47 downside inner wall, it is equipped with extrusion head 46 to slide on the extrusion electro-magnet 44, be equipped with opening extrusion head cavity 63 down in the extrusion head 46, extrusion electro-magnet 44 with connect through electro-magnet spring 45 between the extrusion head cavity 63 upside inner wall.
Advantageously, the bolt 51 and the stop block 49 are driven by threaded engagement, and the pressing base 53 can be adjusted to move up and down by rotating the knob 50, so as to clamp table tops 61 with different thicknesses, and the rubber pad 52 is made of rubber material.
Advantageously, a stationary detector 14 is fixedly arranged on the upper end face of the housing 10, the stationary detector 14 can detect the head rest time of a user, a cleaning detector 15 is arranged on the right side of the stationary detector 14, the cleaning detector 15 is fixedly arranged on the upper end face of the housing 10, and the cleaning detector 15 can detect whether the user uses the cleaning towel 39.
In the initial state, the static detector 14 is operated, the cleaning detector 15 is operated, the displacement motor 59 is not operated, the gear motor 20 is not operated, the spray head 43 is not operated, the extrusion head 46 is in the normal state, the extrusion electromagnet 44 is not energized, and the return spring 26 is in the normal state.
The static detector 14 detects the head static time of the user, when the user stares at the screen for a long time, the static detector 14 gives an alarm, the displacement motor 59 starts to work, the displacement motor 59 drives the displacement motor shaft 60 to rotate, the displacement motor shaft 60 drives the rotary rod 58 to rotate around the displacement motor shaft 60, the rotary rod 58 drives the convex shaft 57 to move circumferentially around the displacement motor shaft 60, the convex shaft 57 slides in the displacement slideway 56, the convex shaft 57 pushes the displacement rod 55 to move downwards, the displacement rod 55 drives the push-pull block 54 to move downwards, the push-pull block 54 drives the synchronous rod 30 to move downwards, the synchronous rod 30 drives the support slide rod 28 to move downwards, the support slide rod 28 drives the head support 29 to move downwards, when the convex shaft 57 moves to the lowest side, the head support 29 is at the lowest side, then the convex shaft 57 pushes the displacement rod 55 to move upwards, so that the head support 29 moves upwards, the above-mentioned movements are reciprocated, the head of the, thereby relieving the fatigue of the neck, and the displacement motor 59 stops working after moving for a certain time;
then, the gear motor 20 starts to work, the gear motor 20 drives the gear motor shaft 21 to rotate, the bolt 51 drives the drive gear 22 to rotate, the drive gear 22 drives the sector-shaped teeth 16 to rotate through meshing transmission, the sector-shaped teeth 16 rotate around the sector-shaped tooth rotating shaft 13, the sector-shaped teeth 16 drive the first connecting rod 17 and the second connecting rod 18 to move backwards, the first connecting rod 17 and the second connecting rod 18 drive the bearing plate 27 to move backwards, the bearing plate 27 drives the chute plate 23 to move backwards in the moving cavity 31, the support slide bar 28 drives the head rest 29 to move backwards, when the head rest 29 moves to the rearmost side, the gear motor 20 drives the gear motor shaft 21 to rotate reversely, the gear motor shaft 21 drives the drive gear 22 to rotate reversely, thereby driving the head support 29 to move forward and reciprocate the above movement, so that the user can turn his head left and right, thereby relieving fatigue, and the gear motor 20 stops working after moving for a certain time;
at the moment, the cleaning detector 15 gives a prompt to prompt a user to use the cleaning towel 39, meanwhile, the extrusion electromagnet 44 is electrified to generate attraction, the extrusion electromagnet 44 attracts the inner wall of the upper side of the extrusion head cavity 63, the extrusion head 46 moves downwards, the extrusion head 46 does not extrude the cleaning towel 39, the spray head 43 works, the spray head 43 sprays cleaning agent upwards to wet the cleaning towel 39 in the spray cavity 47 and to provide cleaning agent, the user pulls out the cleaning towel 39 outwards, when the length detector 33 detects that the pulled-out cleaning towel 39 reaches a sufficient length, the extrusion electromagnet 44 is powered off to lose attraction, the electromagnet spring 45 has elastic potential energy, the electromagnet spring 45 pushes the extrusion head 46 upwards, the extrusion head 46 extrudes the cleaning towel 39, the cleaning towel 39 cannot be pulled out outwards, the spray head 43 is closed, and the work is finished;
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.