CN111347811B - Education supplies maintains device - Google Patents

Education supplies maintains device Download PDF

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Publication number
CN111347811B
CN111347811B CN202010100928.2A CN202010100928A CN111347811B CN 111347811 B CN111347811 B CN 111347811B CN 202010100928 A CN202010100928 A CN 202010100928A CN 111347811 B CN111347811 B CN 111347811B
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CN
China
Prior art keywords
driving wheel
bevel gear
gear
rotationally connected
support frame
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CN202010100928.2A
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Chinese (zh)
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CN111347811A (en
Inventor
李小志
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JIANGSU WODA AUDIOVISUAL TECHNOLOGY Co.,Ltd.
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Jiangsu Woda Audiovisual Technology Co ltd
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Priority to CN202010100928.2A priority Critical patent/CN111347811B/en
Publication of CN111347811A publication Critical patent/CN111347811A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00Blackboard or slate cleaning devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B43WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/04Blackboards

Abstract

The invention relates to the technical field of education product maintenance, in particular to an education product maintenance device. The invention aims to provide an educational appliance maintenance device. An educational appliance maintenance device comprises a support frame, a board dividing automatic scrubbing mechanism, a blackboard bottom accumulated water cleaning mechanism and the like; the front middle upper part of the supporting frame is provided with a plate-dividing automatic scrubbing mechanism. According to the invention, the cleaning plate is subjected to positioning and quantitative water adding through the movable quantitative water injection mechanism, then the cleaned plate surface is automatically and quickly cleaned through the blackboard bottom accumulated water cleaning mechanism linked with the plate dividing automatic cleaning mechanism, so that the labor is greatly saved, meanwhile, the cleanness of the plate surface is ensured, the subsequent writing is facilitated, and then the accumulated water remained at the bottom end of the blackboard is cleaned through the blackboard bottom accumulated water cleaning mechanism, so that the phenomenon that a teacher dirties clothes when using the blackboard and the teaching atmosphere is influenced is avoided.

Description

Education supplies maintains device
Technical Field
The invention relates to the technical field of education product maintenance, in particular to an education product maintenance device.
Background
The blackboard is not particularly a black board, and is a plane which can be repeatedly written by chalk in the traditional sense, the board is hard and is mainly used for teaching, the blackboard is generally made of wood boards or ground glass and can be written on by using specific writing materials such as chalk, and in order to reduce the dust problem caused by the traditional calcium sulfate chalk writing, the water-based chalk is used for writing on the special blackboard surface, so that the damage of dust to the body of a teacher is avoided, but when the blackboard is cleaned, the blackboard is cleaned by the blackboard eraser stained with water, and the blackboard is cleaned by the water-based chalk due to the fact that the surface roughness of the blackboard writing by the water-based chalk is large, the blackboard eraser is cleaned by using very large force, the labor intensity of the teacher is greatly increased, the arm is sore, the cleaning process is slow, the amount of accumulated water is large, and the teaching progress of the teacher is influenced.
To sum up, need research and develop a device that can clean aqueous chalk writing blackboard fast high-efficiently at present, need clean with very big power when overcoming among the prior art artifical wet blackboard eraser and clean, greatly increased teacher's degree of labour, cause the arm ache, clean the process in addition slowly, clean ponding many, influence the problem of teacher's teaching progress.
Disclosure of Invention
The invention aims to overcome the defects that a manual wet blackboard eraser needs to be scrubbed with great force when being scrubbed, the labor intensity of teachers is greatly increased, arms are sore, the scrubbing process is slow, the amount of scrubbing accumulated water is large, and the teaching progress of the teachers is affected.
The invention is achieved by the following specific technical means:
an educational appliance maintenance device comprises a support frame, an automatic board-dividing scrubbing mechanism, a accumulated water cleaning mechanism at the bottom of a blackboard, a movable quantitative water injection mechanism, a water-based chalk writing blackboard, a sewage tank, a control display screen and an external water pipe; the front middle upper part of the supporting frame is provided with a plate splitting automatic scrubbing mechanism; the front lower part of the support frame is provided with a blackboard bottom accumulated water cleaning mechanism, and the front upper left part of the blackboard bottom accumulated water cleaning mechanism is connected with the board splitting automatic scrubbing mechanism; the movable quantitative water injection mechanism is arranged at the front upper part of the support frame, and the left middle part of the movable quantitative water injection mechanism is connected with the automatic scrubbing mechanism of the branch plate; the middle part in front of the support frame is provided with a water-based chalk writing blackboard, the top end of the water-based chalk writing blackboard is connected with the board dividing automatic scrubbing mechanism, and the right part at the bottom end of the water-based chalk writing blackboard is connected with the accumulated water cleaning mechanism at the bottom of the blackboard; a sewage tank is arranged at the front left lower part of the support frame, and the right part of the top end of the sewage tank is connected with the water-based chalk writing blackboard; the right middle lower part of the support frame is connected with the control display screen through a bolt; the front right lower part of the movable quantitative water injection mechanism is connected with an external water pipe;
the automatic plate-separating scrubbing mechanism comprises a first driving wheel, a second driving wheel, a first bevel gear, a second bevel gear, a third driving wheel, a fourth driving wheel, a first automatic scrubbing mechanism, a fifth driving wheel, a second automatic scrubbing mechanism, a third automatic scrubbing mechanism and a sixth driving wheel; the top end of the first driving wheel is rotationally connected with the second driving wheel through a belt; the axle center of the second driving wheel is rotationally connected with the first bevel gear through a rotating shaft; the rear part of the outer surface of the first bevel gear is meshed with the second bevel gear; the rear shaft center of the second bevel gear is rotationally connected with a third transmission wheel; the right upper part of the third driving wheel is rotationally connected with the fourth driving wheel through a belt; the right lower part of the fourth driving wheel is rotationally connected with the first automatic scrubbing mechanism through a belt; the right side of the fourth driving wheel is rotationally connected with the fifth driving wheel through a belt; the front left lower part of the first automatic scrubbing mechanism is rotationally connected with the second automatic scrubbing mechanism through a belt; the right side of the fifth driving wheel is rotationally connected with the sixth driving wheel through a belt; the front left lower part of the second automatic scrubbing mechanism is rotationally connected with a third automatic scrubbing mechanism through a belt, and the front left lower part of the third automatic scrubbing mechanism is connected with a sixth transmission wheel; the first transmission wheel axle is connected with the accumulated water cleaning mechanism at the bottom of the blackboard through a rotating shaft; the axle center of the first bevel gear is connected with the support frame through a rotating shaft; the rear side axle of the third driving wheel is connected with the supporting frame; the rear side axle of the fourth driving wheel is connected with the supporting frame; the top end of the fourth driving wheel is connected with the movable quantitative water injection mechanism through a belt; the rear side of the first automatic scrubbing mechanism is connected with the supporting frame; the bottom end of the first automatic scrubbing mechanism is connected with the water-based chalk writing blackboard; the rear side axle center of the fifth driving wheel is connected with the supporting frame; the rear side of the second automatic scrubbing mechanism is connected with the supporting frame; the bottom end of the second automatic scrubbing mechanism is connected with the water-based chalk writing blackboard; the rear side of the third automatic scrubbing mechanism is connected with the supporting frame; the bottom end of the third automatic scrubbing mechanism is connected with the water-based chalk writing blackboard; the rear side axle of the sixth driving wheel is connected with the supporting frame;
the accumulated water cleaning mechanism at the bottom of the blackboard comprises a stepping motor, a seventh driving wheel, an eighth driving wheel, a third bevel gear, a fourth bevel gear, a fifth bevel gear, a sixth bevel gear, a ninth driving wheel, a tenth driving wheel, a first electric push rod, an eleventh driving wheel, a seventh bevel gear, an eighth bevel gear, a ninth bevel gear, a tenth bevel gear, a screw rod, a first fixing seat, a second fixing seat, a third fixing seat, a guide rail rod, a first cleaning head, a second cleaning head and a third cleaning head; the axle center of the stepping motor is rotationally connected with the seventh driving wheel through a rotating shaft; the bottom end of the seventh driving wheel is rotationally connected with the eighth driving wheel through a belt; the axle center of the eighth transmission wheel is rotationally connected with the third bevel gear through a rotating shaft; the bottom end of the third bevel gear is meshed with the fourth bevel gear; the axis of the fourth bevel gear is rotationally connected with the fifth bevel gear through a rotating shaft; the rear part of the outer surface of the fifth bevel gear is meshed with the sixth bevel gear; the rear shaft center of the sixth bevel gear is rotationally connected with the ninth driving wheel; the right upper part of the ninth driving wheel is rotationally connected with the tenth driving wheel through a belt; the right part of the ninth driving wheel is rotationally connected with the eleventh driving wheel through a belt; the front side axle center of the tenth transmission wheel is rotationally connected with the first electric push rod; the front-side axis of the eleventh transmission wheel is rotationally connected with a seventh bevel gear; the top end of the seventh bevel gear is meshed with the eighth bevel gear; the axis of the eighth bevel gear is in rotary connection with the ninth bevel gear through a rotating shaft; the right part of the top end of the ninth bevel gear is meshed with the tenth bevel gear; the right axis of the tenth bevel gear is rotationally connected with the screw rod; the right part of the center of the outer surface of the screw rod is rotationally connected with the first fixed seat; the right part of the center of the outer surface of the screw rod is rotatably connected with a second fixed seat, and the second fixed seat is positioned at the right part of the first fixed seat; the right part of the center of the outer surface of the screw rod is rotatably connected with a third fixed seat, and the third fixed seat is positioned at the right part of the second fixed seat; the bottom in the first fixed seat is connected with the guide rail rod in a sliding manner, the right part of the center of the outer surface of the guide rail rod is connected with the second fixed seat, and the right part of the center of the outer surface of the guide rail rod is connected with the third fixed seat; the top end of the first fixed seat is inserted with the first cleaning head; the top end of the second fixed seat is inserted with the second cleaning head; the top end of the third fixed seat is inserted with the third cleaning head; the bottom end of the stepping motor is connected with the support frame; the right axle center of the seventh transmission wheel is connected with the first transmission wheel through a rotating shaft; the left axle center of the eighth driving wheel is connected with the supporting frame through a rotating shaft; the axle center of the fourth bevel gear is connected with the support frame through a rotating shaft; the rear shaft center of the second fixed seat is connected with the support frame through a support rod; the rear side of the first electric push rod is connected with the support frame; the rear shaft center of the eleventh transmission wheel is connected with the support frame through a support rod; the shaft center of the eighth bevel gear is connected with the support frame through a rotating shaft; the left side and the right side of the screw rod are connected with the support frame; the left side and the right side of the guide rail rod are connected with the support frame; the top end of the first cleaning head is connected with the water-based chalk writing blackboard; the top end of the second cleaning head is connected with the water-based chalk writing blackboard; the top end of the third cleaning head is connected with the water-based chalk writing blackboard;
the movable quantitative water injection mechanism comprises a twelfth driving wheel, a second electric push rod, a thirteenth driving wheel, a fourteenth driving wheel, a fifteenth driving wheel, a first gear, a second gear, a third gear, a sixteenth driving wheel, a third electric push rod, a seventeenth driving wheel, a fourth gear, a first toothed bar, a first supporting plate, a first water injection cylinder, a second water injection cylinder, an eighteenth driving wheel, a fourth electric push rod, a nineteenth driving wheel and a fifth gear; the rear side axle center of the twelfth transmission wheel is rotationally connected with the second electric push rod; the right upper part of the twelfth driving wheel is rotationally connected with the thirteenth driving wheel through a belt; the right lower part of the thirteenth driving wheel is rotationally connected with the fourteenth driving wheel through a belt; the top end of the fourteenth driving wheel is rotationally connected with the fifteenth driving wheel through a belt; the front side axle center of the fifteenth transmission wheel is rotationally connected with the first gear; the left middle part of the first gear is meshed with the second gear; the right middle part of the first gear is meshed with the third gear; the axle center of the front side of the second gear is rotationally connected with the sixteenth transmission wheel; the rear shaft center of the second gear is rotationally connected with the third electric push rod; the front-side axle center of the third gear is rotationally connected with an eighteenth transmission wheel; the rear side axle center of the third gear is rotationally connected with the fourth electric push rod; the left lower part of the sixteenth driving wheel is rotationally connected with the seventeenth driving wheel through a belt; a shaft center on the rear side of the seventeenth transmission wheel is rotationally connected with the fourth gear; the bottom end of the fourth gear is meshed with the first rack bar; the bottom end of the first toothed bar is connected with the first supporting plate in a sliding manner; the middle left part of the bottom end of the first rack bar is connected with a first water injection barrel; the middle right part of the bottom end of the first rack bar is connected with a second water injection barrel; the right lower part of the eighteenth driving wheel is rotationally connected with the nineteenth driving wheel through a belt; a rear shaft center of the nineteenth transmission wheel is rotationally connected with a fifth gear, and the bottom end of the fifth gear is connected with the first rack bar; the right lower part of the twelfth transmission wheel is connected with the automatic scrubbing mechanism of the branch plate through a belt; the left side of the second electric push rod is connected with the support frame; the shaft center at the rear side of the thirteenth driving wheel is connected with the supporting frame; the left lower part of the thirteenth driving wheel is connected with the fourth driving wheel through a belt; the shaft center at the rear side of the fourteenth transmission wheel is connected with the support frame; the rear shaft center of the first gear is connected with the support frame; the top end of the third electric push rod is connected with the support frame; the left part and the right part of the top end of the first supporting plate are connected with the supporting frame; the top end of the fourth electric push rod is connected with the supporting frame.
Furthermore, the first automatic scrubbing mechanism comprises a first supporting roller, a fifth electric push rod, a second supporting roller, a twentieth driving wheel, a rotating disc, a broken line driving rod, a sector gear, a second rack bar, a second supporting plate, a plurality of sections of electric push rods and a scrubbing plate; the rear shaft center of the first supporting roller is rotationally connected with the fifth electric push rod; a twentieth driving wheel is arranged at the upper right part of the first supporting roller; the right part of the bottom end of the fifth electric push rod is rotationally connected with the second supporting roll; the front side axle center of the twentieth transmission wheel is rotationally connected with the rotating disc; the front middle right part of the rotating disc is rotationally connected with the broken line transmission rod; the front upper right part of the broken line transmission rod is rotationally connected with the sector gear; the right middle part of the sector gear is meshed with the second gear rod; the right side of the second rack bar is in sliding connection with the second supporting plate; the bottom end of the second rack bar is welded with the multi-section electric push rod; the bottom end of the multi-section electric push rod is welded with the scrubbing plate; the left upper part of the first supporting roller is connected with a fourth driving wheel through a belt; the rear side of the fifth electric push rod is connected with the support frame; the right side of the second supporting roll is connected with a second automatic scrubbing mechanism through a belt; the shaft center at the back side of the twentieth transmission wheel is connected with the support frame; the front upper left part of the broken line transmission rod is connected with the support frame; the front middle left part of the sector gear is connected with the support frame; the right side of the second supporting plate is connected with the supporting frame through a supporting rod; the bottom end of the scrubbing plate is connected with the water-based chalk writing blackboard.
Furthermore, an infrared sensor is arranged at the left part of the bottom end of the scrubbing plate.
Furthermore, a rectangular silica gel strip is arranged at the right part of the top end of the third cleaning head.
Furthermore, the left lower part of the water-based chalk writing blackboard is in a half-arc shape.
Compared with the prior art, the invention has the following beneficial effects:
in order to solve the problems that the manual wet water blackboard eraser needs to be scrubbed with great force when being scrubbed, the labor intensity of teachers is greatly increased, arms are sore, the scrubbing process is slow, much accumulated water is scrubbed, and the teaching progress of the teachers is affected, a board-dividing automatic scrubbing mechanism, a board-dividing bottom accumulated water cleaning mechanism and a movable quantitative water injection mechanism are designed, the scrubbing board is quantitatively filled with water in a positioning mode through the movable quantitative water injection mechanism, then the board-dividing automatic scrubbing mechanism is linked with the board-dividing automatic scrubbing mechanism through the board-dividing bottom accumulated water cleaning mechanism to automatically and quickly clean the scrubbed board, manpower is greatly saved, the cleanliness of the board is guaranteed at the same time, the subsequent writing is facilitated, then the residual accumulated water at the bottom of the blackboard is cleaned through the board-dividing bottom accumulated water cleaning mechanism, the phenomenon that the clothes are dirtied when the blackboard eraser is used by teachers, the teaching atmosphere is affected, and the manual quantitative water injection is realized, The sub-plate can automatically scrub and collect and recycle the accumulated water.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the automatic scrubbing mechanism for separating plates according to the present invention;
FIG. 3 is a schematic structural view of a water accumulation cleaning mechanism at the bottom of a blackboard according to the present invention;
FIG. 4 is a schematic structural view of a mobile quantitative water injection mechanism according to the present invention;
FIG. 5 is a schematic view of a first automatic scrubbing mechanism of the present invention;
the labels in the figures are: 1-a support frame, 2-a board separating automatic scrubbing mechanism, 3-a blackboard bottom accumulated water cleaning mechanism, 4-a movable quantitative water injection mechanism, 5-a water chalk writing blackboard, 6-a sewage tank, 7-a control display screen, 8-an external water pipe, 201-a first transmission wheel, 202-a second transmission wheel, 203-a first bevel gear, 204-a second bevel gear, 205-a third transmission wheel, 206-a fourth transmission wheel, 207-a first automatic scrubbing mechanism, 208-a fifth transmission wheel, 209-a second automatic scrubbing mechanism, 2010-a third automatic scrubbing mechanism, 2011-a sixth transmission wheel, 301-a stepping motor, 302-a seventh transmission wheel, 303-an eighth transmission wheel, 304-a third bevel gear and 305-a fourth bevel gear, 306-a fifth bevel gear, 307-a sixth bevel gear, 308-a ninth transmission wheel, 309-a tenth transmission wheel, 3010-a first electric push rod, 3011-an eleventh transmission wheel, 3012-a seventh bevel gear, 3013-an eighth bevel gear, 3014-a ninth bevel gear, 3015-a tenth bevel gear, 3016-a lead screw, 3017-a first fixed seat, 3018-a second fixed seat, 3019-a third fixed seat, 3020-a guide rail rod, 3021-a first cleaning head, 3022-a second cleaning head, 3023-a third cleaning head, 401-a twelfth transmission wheel, 402-a second electric push rod, 403-a thirteenth transmission wheel, 404-a fourteenth transmission wheel, 405-a fifteenth transmission wheel, 406-a first gear, 407-a second gear, 408-a third gear, 409-sixteenth driving wheel, 4010-third electric push rod, 4011-seventeenth driving wheel, 4012-fourth gear, 4013-first rack bar, 4014-first supporting plate, 4015-first water injection cylinder, 4016-second water injection cylinder, 4017-eighteenth driving wheel, 4018-fourth electric push rod, 4019-nineteenth driving wheel, 4020-fifth gear, 20701-first supporting roller, 20702-fifth electric push rod, 20703-second supporting roller, 20704-twentieth driving wheel, 20705-rotating disk, 20706-broken line driving rod, 20707-sector gear, 20708-second rack bar, 20709-second supporting plate, 207010-multi-joint electric push rod, 207011-scrubbing plate.
Detailed Description
The invention is further described below with reference to the figures and examples.
Examples
An educational appliance maintenance device is shown in figures 1-5 and comprises a support frame 1, a board dividing automatic scrubbing mechanism 2, a blackboard bottom accumulated water cleaning mechanism 3, a movable quantitative water injection mechanism 4, a water chalk writing blackboard 5, a sewage tank 6, a control display screen 7 and an external water pipe 8; the front middle upper part of the support frame 1 is provided with a plate splitting automatic scrubbing mechanism 2; the front lower part of the support frame 1 is provided with a blackboard bottom accumulated water cleaning mechanism 3, and the front upper left part of the blackboard bottom accumulated water cleaning mechanism 3 is connected with the board splitting automatic scrubbing mechanism 2; the front upper part of the support frame 1 is provided with a movable quantitative water injection mechanism 4, and the left middle part of the movable quantitative water injection mechanism 4 is connected with the plate dividing automatic scrubbing mechanism 2; a water-based chalk writing blackboard 5 is arranged in the middle of the front part of the support frame 1, the top end of the water-based chalk writing blackboard 5 is connected with the board dividing automatic scrubbing mechanism 2, and the right part of the bottom end of the water-based chalk writing blackboard 5 is connected with a blackboard bottom accumulated water cleaning mechanism 3; a sewage tank 6 is arranged at the front left lower part of the support frame 1, and the right part of the top end of the sewage tank 6 is connected with a water-based chalk writing blackboard 5; the right middle lower part of the support frame 1 is connected with a control display screen 7 through a bolt; the front right lower part of the movable quantitative water injection mechanism 4 is connected with an external water pipe 8;
the plate dividing automatic scrubbing mechanism 2 comprises a first transmission wheel 201, a second transmission wheel 202, a first bevel gear 203, a second bevel gear 204, a third transmission wheel 205, a fourth transmission wheel 206, a first automatic scrubbing mechanism 207, a fifth transmission wheel 208, a second automatic scrubbing mechanism 209, a third automatic scrubbing mechanism 2010 and a sixth transmission wheel 2011; the top end of the first transmission wheel 201 is rotationally connected with the second transmission wheel 202 through a belt; the axle center of the second transmission wheel 202 is rotationally connected with the first bevel gear 203 through a rotating shaft; the rear part of the outer surface of the first bevel gear 203 is meshed with the second bevel gear 204; the rear axle of the second bevel gear 204 is rotationally connected with a third transmission wheel 205; the upper right part of the third transmission wheel 205 is rotationally connected with a fourth transmission wheel 206 through a belt; the right lower part of the fourth transmission wheel 206 is rotationally connected with the first automatic scrubbing mechanism 207 through a belt; the right side of the fourth transmission wheel 206 is rotationally connected with a fifth transmission wheel 208 through a belt; the front left lower part of the first automatic scrubbing mechanism 207 is rotationally connected with the second automatic scrubbing mechanism 209 through a belt; the right side of the fifth driving wheel 208 is rotationally connected with a sixth driving wheel 2011 through a belt; the front left lower part of the second automatic scrubbing mechanism 209 is rotationally connected with a third automatic scrubbing mechanism 2010 through a belt, and the front left lower part of the third automatic scrubbing mechanism 2010 is connected with a sixth transmission wheel 2011; the axle center of the first transmission wheel 201 is connected with the accumulated water cleaning mechanism 3 at the bottom of the blackboard through a rotating shaft; the axle center of the first bevel gear 203 is connected with the support frame 1 through a rotating shaft; the rear side axle center of the third transmission wheel 205 is connected with the support frame 1; the rear side axle center of the fourth transmission wheel 206 is connected with the support frame 1; the top end of the fourth driving wheel 206 is connected with the movable quantitative water injection mechanism 4 through a belt; the rear side of the first automatic scrubbing mechanism 207 is connected with the support frame 1; the bottom end of the first automatic scrubbing mechanism 207 is connected with the water-based chalk writing blackboard 5; the rear axle of the fifth driving wheel 208 is connected with the supporting frame 1; the rear side of the second automatic scrubbing mechanism 209 is connected with the support frame 1; the bottom end of the second automatic scrubbing mechanism 209 is connected with the water-based chalk writing blackboard 5; the rear side of the third automatic scrubbing mechanism 2010 is connected with the support frame 1; the bottom end of the third automatic scrubbing mechanism 2010 is connected with the water-based chalk writing blackboard 5; the rear side axle of the sixth transmission wheel 2011 is connected with the support frame 1;
the accumulated water cleaning mechanism 3 at the bottom of the blackboard comprises a stepping motor 301, a seventh transmission wheel 302, an eighth transmission wheel 303, a third bevel gear 304, a fourth bevel gear 305, a fifth bevel gear 306, a sixth bevel gear 307, a ninth transmission wheel 308, a tenth transmission wheel 309, a first electric push rod 3010, an eleventh transmission wheel 3011, a seventh bevel gear 3012, an eighth bevel gear 3013, a ninth bevel gear 3014, a tenth bevel gear 3015, a lead screw 3016, a first fixed seat 3017, a second fixed seat 3018, a third fixed seat 3019, a guide rail rod 3020, a first cleaning head 3021, a second cleaning head 3022 and a third cleaning head 3023; the axle center of the stepping motor 301 is rotationally connected with the seventh driving wheel 302 through a rotating shaft; the bottom end of the seventh driving wheel 302 is rotatably connected with an eighth driving wheel 303 through a belt; the axle center of the eighth driving wheel 303 is rotationally connected with the third bevel gear 304 through a rotating shaft; the bottom end of the third bevel gear 304 is meshed with the fourth bevel gear 305; the axis of the fourth bevel gear 305 is rotationally connected with the fifth bevel gear 306 through a rotating shaft; the rear part of the outer surface of the fifth bevel gear 306 is engaged with a sixth bevel gear 307; the rear shaft center of the sixth bevel gear 307 is rotationally connected with a ninth driving wheel 308; the upper right part of the ninth driving wheel 308 is rotationally connected with a tenth driving wheel 309 through a belt; the right part of the ninth driving wheel 308 is rotationally connected with an eleventh driving wheel 3011 through a belt; the front axle center of the tenth transmission wheel 309 is rotationally connected with the first electric push rod 3010; the front-side axis of the eleventh transmission wheel 3011 is rotatably connected with a seventh bevel gear 3012; the top end of the seventh bevel gear 3012 is engaged with the eighth bevel gear 3013; the axis of the eighth bevel gear 3013 is rotatably connected to the ninth bevel gear 3014 through a rotating shaft; the top right part of the ninth bevel gear 3014 is engaged with the tenth bevel gear 3015; the right axis of the tenth bevel gear 3015 is rotatably connected to the lead screw 3016; the right part of the center of the outer surface of the screw rod 3016 is rotatably connected with the first fixed seat 3017; the right part of the center of the outer surface of the screw rod 3016 is rotatably connected with the second fixed seat 3018, and the second fixed seat 3018 is located on the right part of the first fixed seat 3017; the right part of the center of the outer surface of the screw rod 3016 is rotatably connected with a third fixing seat 3019, and the third fixing seat 3019 is located on the right part of the second fixing seat 3018; the bottom in the first fixed seat 3017 is connected with the guide rail rod 3020 in a sliding manner, the right part of the center of the outer surface of the guide rail rod 3020 is connected with the second fixed seat 3018, and the right part of the center of the outer surface of the guide rail rod 3020 is connected with the third fixed seat 3019; the top end of the first fixed seat 3017 is inserted into the first cleaning head 3021; the top end of the second fixed seat 3018 is inserted into the second cleaning head 3022; the top end of the third fixed seat 3019 is inserted into the third cleaning head 3023; the bottom end of the stepping motor 301 is connected with the support frame 1; the right axle center of the seventh driving wheel 302 is connected with the first driving wheel 201 through a rotating shaft; the left axle center of the eighth driving wheel 303 is connected with the support frame 1 through a rotating shaft; the axis of the fourth bevel gear 305 is connected with the support frame 1 through a rotating shaft; the rear shaft center of the second fixed seat 3018 is connected with the support frame 1 through a support rod; the rear side of the first electric push rod 3010 is connected with the support frame 1; the rear shaft center of the eleventh transmission wheel 3011 is connected with the supporting frame 1 through a supporting rod; the axis of the eighth bevel gear 3013 is connected with the support frame 1 through a rotating shaft; the left side and the right side of the screw rod 3016 are connected with the support frame 1; the left side and the right side of the guide rail rod 3020 are both connected with the support frame 1; the top end of the first cleaning head 3021 is connected with the water-based chalk writing blackboard 5; the top end of the second cleaning head 3022 is connected with the aqueous chalk writing blackboard 5; the top end of the third cleaning head 3023 is connected with the aqueous chalk writing blackboard 5;
the movable quantitative water injection mechanism 4 comprises a twelfth driving wheel 401, a second electric push rod 402, a thirteenth driving wheel 403, a fourteenth driving wheel 404, a fifteenth driving wheel 405, a first gear 406, a second gear 407, a third gear 408, a sixteenth driving wheel 409, a third electric push rod 4010, a seventeenth driving wheel 4011, a fourth gear 4012, a first toothed bar 4013, a first supporting plate 4014, a first water injection cylinder 4015, a second water injection cylinder 4016, an eighteenth driving wheel 4017, a fourth electric push rod 4018, a nineteenth driving wheel 4019 and a fifth gear 4020; the rear-side axis of the twelfth transmission wheel 401 is rotatably connected with a second electric push rod 402; the upper right part of the twelfth driving wheel 401 is rotationally connected with a thirteenth driving wheel 403 through a belt; the right lower part of the thirteenth driving wheel 403 is rotationally connected with a fourteenth driving wheel 404 through a belt; the top end of the fourteenth driving wheel 404 is rotationally connected with a fifteenth driving wheel 405 through a belt; the front axle center of the fifteenth transmission wheel 405 is rotationally connected with the first gear 406; the left middle part of the first gear 406 is meshed with a second gear 407; the right middle part of the first gear 406 is meshed with a third gear 408; the front axle center of the second gear 407 is rotatably connected with a sixteenth transmission wheel 409; the rear shaft center of the second gear 407 is rotationally connected with the third electric push rod 4010; the front axle center of the third gear 408 is rotationally connected with an eighteenth driving wheel 4017; the rear axle center of the third gear 408 is rotatably connected with a fourth electric push rod 4018; the left lower part of the sixteenth driving wheel 409 is rotationally connected with a seventeenth driving wheel 4011 through a belt; the rear axle center of the seventeenth driving wheel 4011 is rotationally connected with a fourth gear 4012; the bottom end of the fourth gear 4012 is meshed with the first rack 4013; the bottom end of the first toothed bar 4013 is connected with a first supporting plate 4014 in a sliding way; the middle left part of the bottom end of the first rack bar 4013 is connected with a first water injection barrel 4015; the middle right part of the bottom end of the first rack bar 4013 is connected with a second water injection barrel 4016; the right lower part of the eighteenth driving wheel 4017 is rotationally connected with a nineteenth driving wheel 4019 through a belt; the rear axle of a nineteenth driving wheel 4019 is rotationally connected with a fifth gear 4020, and the bottom end of the fifth gear 4020 is connected with a first rack 4013; the right lower part of the twelfth transmission wheel 401 is connected with the automatic scrubbing mechanism 2 of the branch plate through a belt; the left side of the second electric push rod 402 is connected with the support frame 1; the rear side axle of the thirteenth driving wheel 403 is connected with the supporting frame 1; the left lower part of the thirteenth driving wheel 403 is connected with the fourth driving wheel 206 through a belt; the rear axle of the fourteenth driving wheel 404 is connected with the supporting frame 1; the rear axle of the first gear 406 is connected with the supporting frame 1; the top end of a third electric push rod 4010 is connected with the support frame 1; the left and right parts of the top end of the first supporting plate 4014 are connected with the supporting frame 1; the top end of the fourth electric push rod 4018 is connected with the support frame 1.
The first automatic scrubbing mechanism 207 includes a first support roller 20701, a fifth electric push rod 20702, a second support roller 20703, a twentieth drive wheel 20704, a rotary disk 20705, a polygonal line drive rod 20706, a sector gear 20707, a second rack 20708, a second support plate 20709, a multi-stage electric push rod 207010 and a scrubbing plate 207011; the rear shaft center of the first supporting roller 20701 is rotatably connected with the fifth electric push rod 20702; a twentieth driving wheel 20704 is arranged at the right upper part of the first supporting roller 20701; the right part of the bottom end of the fifth electric push rod 20702 is rotatably connected with the second supporting roller 20703; the front axle center of the twentieth driving wheel 20704 is rotationally connected with the rotating disk 20705; the front, middle and right parts of the rotating disk 20705 are rotationally connected with the broken line transmission rod 20706; the front upper right part of the broken line transmission rod 20706 is rotationally connected with the sector gear 20707; the right middle part of the sector gear 20707 is engaged with the second rack 20708; the right side of the second rack lever 20708 is slidably connected with the second supporting plate 20709; the bottom end of the second gear lever 20708 is welded with the multi-section electric push rod 207010; the bottom end of the multi-section electric push rod 207010 is welded with the scrubbing plate 207011; the left upper part of the first supporting roller 20701 is connected with the fourth driving wheel 206 through a belt; the rear side of the fifth electric push rod 20702 is connected with the support frame 1; the right side of the second supporting roll 20703 is connected with the second automatic scrubbing mechanism 209 through a belt; the rear side axle of the twentieth driving wheel 20704 is connected with the supporting frame 1; the front upper left part of the broken line transmission rod 20706 is connected with the support frame 1; the front middle left part of the sector gear 20707 is connected with the support frame 1; the right side of the second supporting plate 20709 is connected with the supporting frame 1 through a supporting rod; the bottom end of the scrubbing plate 207011 is connected with the water-based chalk writing blackboard 5.
The left portion of the bottom end of the scrubbing plate 207011 is provided with an infrared sensor.
The right part of the top end of the third cleaning head 3023 is provided with a rectangular silica gel strip.
The left lower part of the water-based chalk writing blackboard 5 is in a half-arc shape.
The working principle is as follows: when in use, the education product maintenance device is firstly installed at a proper position, then the device is subjected to safety inspection to ensure the safety and reliability of the device in use, then the external power supply is connected, clear water is injected through the external water pipe 8, the blackboard surface to be cleaned is cleaned through the control display screen 7, then the cleaning plate 207011 is subjected to positioning and quantitative water adding through the movable quantitative water injection mechanism 4, then the cleaned board is automatically and quickly cleaned through the blackboard bottom accumulated water cleaning mechanism 3 and the automatic plate cleaning mechanism 2 which are linked with the automatic plate cleaning mechanism 2, the labor is greatly saved, meanwhile, the cleanness of the board surface is ensured, the subsequent writing is facilitated, then the accumulated water remained at the bottom end of the blackboard is cleaned through the blackboard bottom accumulated water cleaning mechanism 3, the phenomenon that a teacher dirties clothes when in use to influence teaching atmosphere is avoided, the collected accumulated water flows into the sewage tank 6, still can use after natural sedimentation, simple structure, the simple operation has realized portable ration water injection, divides the board to scrub automatically and ponding collection effect of recycling.
The plate dividing automatic scrubbing mechanism 2 comprises a first transmission wheel 201, a second transmission wheel 202, a first bevel gear 203, a second bevel gear 204, a third transmission wheel 205, a fourth transmission wheel 206, a first automatic scrubbing mechanism 207, a fifth transmission wheel 208, a second automatic scrubbing mechanism 209, a third automatic scrubbing mechanism 2010 and a sixth transmission wheel 2011; the top end of the first transmission wheel 201 is rotationally connected with the second transmission wheel 202 through a belt; the axle center of the second transmission wheel 202 is rotationally connected with the first bevel gear 203 through a rotating shaft; the rear part of the outer surface of the first bevel gear 203 is meshed with the second bevel gear 204; the rear axle of the second bevel gear 204 is rotationally connected with a third transmission wheel 205; the upper right part of the third transmission wheel 205 is rotationally connected with a fourth transmission wheel 206 through a belt; the right lower part of the fourth transmission wheel 206 is rotationally connected with the first automatic scrubbing mechanism 207 through a belt; the right side of the fourth transmission wheel 206 is rotationally connected with a fifth transmission wheel 208 through a belt; the front left lower part of the first automatic scrubbing mechanism 207 is rotationally connected with the second automatic scrubbing mechanism 209 through a belt; the right side of the fifth driving wheel 208 is rotationally connected with a sixth driving wheel 2011 through a belt; the front left lower part of the second automatic scrubbing mechanism 209 is rotationally connected with a third automatic scrubbing mechanism 2010 through a belt, and the front left lower part of the third automatic scrubbing mechanism 2010 is connected with a sixth transmission wheel 2011; the axle center of the first transmission wheel 201 is connected with the accumulated water cleaning mechanism 3 at the bottom of the blackboard through a rotating shaft; the axle center of the first bevel gear 203 is connected with the support frame 1 through a rotating shaft; the rear side axle center of the third transmission wheel 205 is connected with the support frame 1; the rear side axle center of the fourth transmission wheel 206 is connected with the support frame 1; the top end of the fourth driving wheel 206 is connected with the movable quantitative water injection mechanism 4 through a belt; the rear side of the first automatic scrubbing mechanism 207 is connected with the support frame 1; the bottom end of the first automatic scrubbing mechanism 207 is connected with the water-based chalk writing blackboard 5; the rear axle of the fifth driving wheel 208 is connected with the supporting frame 1; the rear side of the second automatic scrubbing mechanism 209 is connected with the support frame 1; the bottom end of the second automatic scrubbing mechanism 209 is connected with the water-based chalk writing blackboard 5; the rear side of the third automatic scrubbing mechanism 2010 is connected with the support frame 1; the bottom end of the third automatic scrubbing mechanism 2010 is connected with the water-based chalk writing blackboard 5; the rear axle of the sixth transmission wheel 2011 is connected with the supporting frame 1.
When the board to be scrubbed is rapidly scrubbed, the display screen 7 is controlled to regulate and control the accumulated water cleaning mechanism 3 at the bottom of the blackboard to link the board dividing automatic scrubbing mechanism 2, the seventh transmission wheel 302 drives the first transmission wheel 201 to rotate, the first transmission wheel 201 drives the second transmission wheel 202 and the first bevel gear 203 to rotate, then the first bevel gear 203 drives the second bevel gear 204 and the third transmission wheel 205 to rotate, the third transmission wheel 205 drives the fourth transmission wheel 206 to rotate, and then the fourth transmission wheel 206, the first automatic scrubbing mechanism 207, the fifth transmission wheel 208, the second automatic scrubbing mechanism 209, the belt between the third automatic scrubbing mechanism 2010 and the sixth transmission wheel 2011 are rotationally connected, so that the automatic scrubbing of each board can be respectively realized, the manpower is greatly saved, the situation that students and teachers need to forcibly scrub the blackboard eraser with wet water in class is avoided, the teaching progress and the teaching continuity of the teachers are greatly improved.
The accumulated water cleaning mechanism 3 at the bottom of the blackboard comprises a stepping motor 301, a seventh transmission wheel 302, an eighth transmission wheel 303, a third bevel gear 304, a fourth bevel gear 305, a fifth bevel gear 306, a sixth bevel gear 307, a ninth transmission wheel 308, a tenth transmission wheel 309, a first electric push rod 3010, an eleventh transmission wheel 3011, a seventh bevel gear 3012, an eighth bevel gear 3013, a ninth bevel gear 3014, a tenth bevel gear 3015, a lead screw 3016, a first fixed seat 3017, a second fixed seat 3018, a third fixed seat 3019, a guide rail rod 3020, a first cleaning head 3021, a second cleaning head 3022 and a third cleaning head 3023; the axle center of the stepping motor 301 is rotationally connected with the seventh driving wheel 302 through a rotating shaft; the bottom end of the seventh driving wheel 302 is rotatably connected with an eighth driving wheel 303 through a belt; the axle center of the eighth driving wheel 303 is rotationally connected with the third bevel gear 304 through a rotating shaft; the bottom end of the third bevel gear 304 is meshed with the fourth bevel gear 305; the axis of the fourth bevel gear 305 is rotationally connected with the fifth bevel gear 306 through a rotating shaft; the rear part of the outer surface of the fifth bevel gear 306 is engaged with a sixth bevel gear 307; the rear shaft center of the sixth bevel gear 307 is rotationally connected with a ninth driving wheel 308; the upper right part of the ninth driving wheel 308 is rotationally connected with a tenth driving wheel 309 through a belt; the right part of the ninth driving wheel 308 is rotationally connected with an eleventh driving wheel 3011 through a belt; the front axle center of the tenth transmission wheel 309 is rotationally connected with the first electric push rod 3010; the front-side axis of the eleventh transmission wheel 3011 is rotatably connected with a seventh bevel gear 3012; the top end of the seventh bevel gear 3012 is engaged with the eighth bevel gear 3013; the axis of the eighth bevel gear 3013 is rotatably connected to the ninth bevel gear 3014 through a rotating shaft; the top right part of the ninth bevel gear 3014 is engaged with the tenth bevel gear 3015; the right axis of the tenth bevel gear 3015 is rotatably connected to the lead screw 3016; the right part of the center of the outer surface of the screw rod 3016 is rotatably connected with the first fixed seat 3017; the right part of the center of the outer surface of the screw rod 3016 is rotatably connected with the second fixed seat 3018, and the second fixed seat 3018 is located on the right part of the first fixed seat 3017; the right part of the center of the outer surface of the screw rod 3016 is rotatably connected with a third fixing seat 3019, and the third fixing seat 3019 is located on the right part of the second fixing seat 3018; the bottom in the first fixed seat 3017 is connected with the guide rail rod 3020 in a sliding manner, the right part of the center of the outer surface of the guide rail rod 3020 is connected with the second fixed seat 3018, and the right part of the center of the outer surface of the guide rail rod 3020 is connected with the third fixed seat 3019; the top end of the first fixed seat 3017 is inserted into the first cleaning head 3021; the top end of the second fixed seat 3018 is inserted into the second cleaning head 3022; the top end of the third fixed seat 3019 is inserted into the third cleaning head 3023; the bottom end of the stepping motor 301 is connected with the support frame 1; the right axle center of the seventh driving wheel 302 is connected with the first driving wheel 201 through a rotating shaft; the left axle center of the eighth driving wheel 303 is connected with the support frame 1 through a rotating shaft; the axis of the fourth bevel gear 305 is connected with the support frame 1 through a rotating shaft; the rear shaft center of the second fixed seat 3018 is connected with the support frame 1 through a support rod; the rear side of the first electric push rod 3010 is connected with the support frame 1; the rear shaft center of the eleventh transmission wheel 3011 is connected with the supporting frame 1 through a supporting rod; the axis of the eighth bevel gear 3013 is connected with the support frame 1 through a rotating shaft; the left side and the right side of the screw rod 3016 are connected with the support frame 1; the left side and the right side of the guide rail rod 3020 are both connected with the support frame 1; the top end of the first cleaning head 3021 is connected with the water-based chalk writing blackboard 5; the top end of the second cleaning head 3022 is connected with the aqueous chalk writing blackboard 5; the top end of the third cleaning head 3023 is connected to the aqueous chalk writing blackboard 5.
After the blackboard is scrubbed for a long time, muddy accumulated water scrubbed can remain at the bottom end of the blackboard, in order to avoid clothes being soiled by teachers in the using process, the bottom end of the blackboard needs to be continuously cleaned, teaching labor of teachers is increased, and teaching images of teachers are more seriously influenced, the seventh driving wheel 302 is driven to rotate by controlling the display screen 7 to regulate and control the stepping motor 301, the seventh driving wheel 302 drives the eighth driving wheel 303 and the third bevel gear 304 to rotate, the third bevel gear 304 drives the fourth bevel gear 305 and the fifth bevel gear 306 to rotate, then the fifth bevel gear 306 drives the sixth bevel gear 307 and the ninth driving wheel 308 to rotate, then the tenth driving wheel 309 is driven by the first electric push rod 3010 to regulate the tightness degree of a belt in contact with the tenth driving wheel 309, further drives the eleventh driving wheel 3011 and the seventh bevel gear 3012 to rotate, then the seventh bevel gear 3012 drives the eighth bevel gear 3013 and the ninth bevel gear 3014 to rotate, ninth bevel gear 3014 drives tenth bevel gear 3015 and lead screw 3016 and rotates, then lead screw 3016 drives first fixing base 3017, second fixing base 3018, third fixing base 3019, first cleaning head 3021, second cleaning head 3022 and third cleaning head 3023 slide from side to side on guide rail pole 3020, and clean fast the ponding of blackboard bottom, make ponding flow into sewage tank 6, keep the cleanliness of blackboard bottom, the condition that the teacher's clothes were made dirty to ponding has been avoided, teacher's work load has been saved greatly simultaneously, make the course explain more smoothly.
The movable quantitative water injection mechanism 4 comprises a twelfth driving wheel 401, a second electric push rod 402, a thirteenth driving wheel 403, a fourteenth driving wheel 404, a fifteenth driving wheel 405, a first gear 406, a second gear 407, a third gear 408, a sixteenth driving wheel 409, a third electric push rod 4010, a seventeenth driving wheel 4011, a fourth gear 4012, a first toothed bar 4013, a first supporting plate 4014, a first water injection cylinder 4015, a second water injection cylinder 4016, an eighteenth driving wheel 4017, a fourth electric push rod 4018, a nineteenth driving wheel 4019 and a fifth gear 4020; the rear-side axis of the twelfth transmission wheel 401 is rotatably connected with a second electric push rod 402; the upper right part of the twelfth driving wheel 401 is rotationally connected with a thirteenth driving wheel 403 through a belt; the right lower part of the thirteenth driving wheel 403 is rotationally connected with a fourteenth driving wheel 404 through a belt; the top end of the fourteenth driving wheel 404 is rotationally connected with a fifteenth driving wheel 405 through a belt; the front axle center of the fifteenth transmission wheel 405 is rotationally connected with the first gear 406; the left middle part of the first gear 406 is meshed with a second gear 407; the right middle part of the first gear 406 is meshed with a third gear 408; the front axle center of the second gear 407 is rotatably connected with a sixteenth transmission wheel 409; the rear shaft center of the second gear 407 is rotationally connected with the third electric push rod 4010; the front axle center of the third gear 408 is rotationally connected with an eighteenth driving wheel 4017; the rear axle center of the third gear 408 is rotatably connected with a fourth electric push rod 4018; the left lower part of the sixteenth driving wheel 409 is rotationally connected with a seventeenth driving wheel 4011 through a belt; the rear axle center of the seventeenth driving wheel 4011 is rotationally connected with a fourth gear 4012; the bottom end of the fourth gear 4012 is meshed with the first rack 4013; the bottom end of the first toothed bar 4013 is connected with a first supporting plate 4014 in a sliding way; the middle left part of the bottom end of the first rack bar 4013 is connected with a first water injection barrel 4015; the middle right part of the bottom end of the first rack bar 4013 is connected with a second water injection barrel 4016; the right lower part of the eighteenth driving wheel 4017 is rotationally connected with a nineteenth driving wheel 4019 through a belt; the rear axle of a nineteenth driving wheel 4019 is rotationally connected with a fifth gear 4020, and the bottom end of the fifth gear 4020 is connected with a first rack 4013; the right lower part of the twelfth transmission wheel 401 is connected with the automatic scrubbing mechanism 2 of the branch plate through a belt; the left side of the second electric push rod 402 is connected with the support frame 1; the rear side axle of the thirteenth driving wheel 403 is connected with the supporting frame 1; the left lower part of the thirteenth driving wheel 403 is connected with the fourth driving wheel 206 through a belt; the rear axle of the fourteenth driving wheel 404 is connected with the supporting frame 1; the rear axle of the first gear 406 is connected with the supporting frame 1; the top end of a third electric push rod 4010 is connected with the support frame 1; the left and right parts of the top end of the first supporting plate 4014 are connected with the supporting frame 1; the top end of the fourth electric push rod 4018 is connected with the support frame 1.
When the blackboard is scrubbed, water needs to be filled into the scrubbing plate 207011 at first, the water content of the scrubbing plate 207011 is kept, the water-based chalk can be scrubbed quickly, a large amount of water flows onto a platform due to excessive water, the scrubbing effect is not good when the water amount is too small, writing is not facilitated, the display screen 7 is controlled to regulate and control the automatic scrubbing mechanism 2 linked with the movable quantitative water filling mechanism 4, then the fourth driving wheel 206 rotates to drive the twelfth driving wheel 401 and the thirteenth driving wheel 403 to rotate, the twelfth driving wheel 401 is driven by the second electric push rod 402 to adjust the tightness of contact with a belt, intermittent rotation is further realized, then the thirteenth driving wheel 403 drives the fourteenth driving wheel 404 to rotate, the fourteenth driving wheel 404 drives the fifteenth driving wheel 405 and the first gear 406 to rotate, the second gear 407 and the fourth electric push rod 4018 are driven by the third electric push rod 4010 to drive the third gear 408 and the first gear 406 to be meshed in turn respectively, the realization is boiled water to the ration of the scrubbing board 207011 of different face, drive the sixteenth drive wheel 409 through second gear 407 and rotate, the sixteenth drive wheel 409 drives seventeenth drive wheel 4011 and fourth gear 4012 and rotates, then fourth gear 4012 drives first ratch 4013 and slides on first backup pad 4014, nineteenth drive wheel 4019 keeps passive rotation simultaneously, when third gear 408 drives eighteenth drive wheel 4017 and rotates, eighteenth drive wheel 4017 drives nineteenth drive wheel 4019 and fifth gear 4020 and rotates, and then make fifth gear 4020 drive first ratch 4013 and slide, fourth gear 4012 keeps passive rotation simultaneously, realize fast that carry out the ration water injection to the scrubbing board 207011 of different faces, guarantee that it has suitable water content, improve the cleanliness to the blackboard.
The first automatic scrubbing mechanism 207 includes a first support roller 20701, a fifth electric push rod 20702, a second support roller 20703, a twentieth drive wheel 20704, a rotary disk 20705, a polygonal line drive rod 20706, a sector gear 20707, a second rack 20708, a second support plate 20709, a multi-stage electric push rod 207010 and a scrubbing plate 207011; the rear shaft center of the first supporting roller 20701 is rotatably connected with the fifth electric push rod 20702; a twentieth driving wheel 20704 is arranged at the right upper part of the first supporting roller 20701; the right part of the bottom end of the fifth electric push rod 20702 is rotatably connected with the second supporting roller 20703; the front axle center of the twentieth driving wheel 20704 is rotationally connected with the rotating disk 20705; the front, middle and right parts of the rotating disk 20705 are rotationally connected with the broken line transmission rod 20706; the front upper right part of the broken line transmission rod 20706 is rotationally connected with the sector gear 20707; the right middle part of the sector gear 20707 is engaged with the second rack 20708; the right side of the second rack lever 20708 is slidably connected with the second supporting plate 20709; the bottom end of the second gear lever 20708 is welded with the multi-section electric push rod 207010; the bottom end of the multi-section electric push rod 207010 is welded with the scrubbing plate 207011; the left upper part of the first supporting roller 20701 is connected with the fourth driving wheel 206 through a belt; the rear side of the fifth electric push rod 20702 is connected with the support frame 1; the right side of the second supporting roll 20703 is connected with the second automatic scrubbing mechanism 209 through a belt; the rear side axle of the twentieth driving wheel 20704 is connected with the supporting frame 1; the front upper left part of the broken line transmission rod 20706 is connected with the support frame 1; the front middle left part of the sector gear 20707 is connected with the support frame 1; the right side of the second supporting plate 20709 is connected with the supporting frame 1 through a supporting rod; the bottom end of the scrubbing plate 207011 is connected with the water-based chalk writing blackboard 5.
When different board surfaces are scrubbed, each automatic scrubbing mechanism needs to be accurately controlled, the fifth electric push rod 20702 drives the first supporting roller 20701 and the second supporting roller 20703 to move upwards, so that the belt is in contact with the twentieth driving wheel 20704 and rotates, then the twentieth driving wheel 20704 drives the rotating disc 20705 to rotate, the rotating disc 20705 drives the broken line transmission rod 20706 and the sector gear 20707 to rotate, further the sector gear 20707 is meshed with the second rack rod 20708 to rotate, then the second rack rod 20708 drives the second supporting plate 20709, the multi-section electric push rod 207010 and the scrubbing plate 207011 move downwards, meanwhile, the multi-section electric push rod 207010 drives the scrubbing plate 011 to scrub the board surfaces by controlling the display screen 7, the scrubbing plate 207010 is made of a cotton strip combination, obstacles below the scrubbing plate 207011 are sensed by the infrared sensor, the scrubbing of the blackboard surfaces at a constant height can be achieved, the time and labor for teachers to scrub the blackboard surfaces are saved, the continuity of teaching is guaranteed.
The left part of the bottom end of the scrubbing plate 207011 is provided with an infrared sensor which is convenient for observing the condition of scrubbing below and scrubbing at a fixed height.
The right part of the top end of the third cleaning head 3023 is provided with a rectangular silica gel strip which can scrape off accumulated water at the bottom end of the blackboard at one time.
The left lower part of the water-based chalk writing blackboard 5 is in a half-arc shape, and accumulated water at the bottom end of the blackboard can flow out easily.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (5)

1. The maintenance device for the educational supplies comprises a support frame and is characterized by further comprising a board dividing automatic scrubbing mechanism, a accumulated water cleaning mechanism at the bottom of a blackboard, a movable quantitative water injection mechanism, a water-based chalk writing blackboard, a sewage tank, a control display screen and an external water pipe; the front middle upper part of the supporting frame is provided with a plate splitting automatic scrubbing mechanism; the front lower part of the support frame is provided with a blackboard bottom accumulated water cleaning mechanism, and the front upper left part of the blackboard bottom accumulated water cleaning mechanism is connected with the board splitting automatic scrubbing mechanism; the movable quantitative water injection mechanism is arranged at the front upper part of the support frame, and the left middle part of the movable quantitative water injection mechanism is connected with the automatic scrubbing mechanism of the branch plate; the middle part in front of the support frame is provided with a water-based chalk writing blackboard, the top end of the water-based chalk writing blackboard is connected with the board dividing automatic scrubbing mechanism, and the right part at the bottom end of the water-based chalk writing blackboard is connected with the accumulated water cleaning mechanism at the bottom of the blackboard; a sewage tank is arranged at the front left lower part of the support frame, and the right part of the top end of the sewage tank is connected with the water-based chalk writing blackboard; the right middle lower part of the support frame is connected with the control display screen through a bolt; the front right lower part of the movable quantitative water injection mechanism is connected with an external water pipe;
the automatic plate-separating scrubbing mechanism comprises a first driving wheel, a second driving wheel, a first bevel gear, a second bevel gear, a third driving wheel, a fourth driving wheel, a first automatic scrubbing mechanism, a fifth driving wheel, a second automatic scrubbing mechanism, a third automatic scrubbing mechanism and a sixth driving wheel; the top end of the first driving wheel is rotationally connected with the second driving wheel through a belt; the axle center of the second driving wheel is rotationally connected with the first bevel gear through a rotating shaft; the rear part of the outer surface of the first bevel gear is meshed with the second bevel gear; the rear shaft center of the second bevel gear is rotationally connected with a third transmission wheel; the right upper part of the third driving wheel is rotationally connected with the fourth driving wheel through a belt; the right lower part of the fourth driving wheel is rotationally connected with the first automatic scrubbing mechanism through a belt; the right side of the fourth driving wheel is rotationally connected with the fifth driving wheel through a belt; the front left lower part of the first automatic scrubbing mechanism is rotationally connected with the second automatic scrubbing mechanism through a belt; the right side of the fifth driving wheel is rotationally connected with the sixth driving wheel through a belt; the front left lower part of the second automatic scrubbing mechanism is rotationally connected with a third automatic scrubbing mechanism through a belt, and the front left lower part of the third automatic scrubbing mechanism is connected with a sixth transmission wheel; the first transmission wheel axle is connected with the accumulated water cleaning mechanism at the bottom of the blackboard through a rotating shaft; the axle center of the first bevel gear is connected with the support frame through a rotating shaft; the rear side axle of the third driving wheel is connected with the supporting frame; the rear side axle of the fourth driving wheel is connected with the supporting frame; the top end of the fourth driving wheel is connected with the movable quantitative water injection mechanism through a belt; the rear side of the first automatic scrubbing mechanism is connected with the supporting frame; the bottom end of the first automatic scrubbing mechanism is connected with the water-based chalk writing blackboard; the rear side axle center of the fifth driving wheel is connected with the supporting frame; the rear side of the second automatic scrubbing mechanism is connected with the supporting frame; the bottom end of the second automatic scrubbing mechanism is connected with the water-based chalk writing blackboard; the rear side of the third automatic scrubbing mechanism is connected with the supporting frame; the bottom end of the third automatic scrubbing mechanism is connected with the water-based chalk writing blackboard; the rear side axle of the sixth driving wheel is connected with the supporting frame;
the accumulated water cleaning mechanism at the bottom of the blackboard comprises a stepping motor, a seventh driving wheel, an eighth driving wheel, a third bevel gear, a fourth bevel gear, a fifth bevel gear, a sixth bevel gear, a ninth driving wheel, a tenth driving wheel, a first electric push rod, an eleventh driving wheel, a seventh bevel gear, an eighth bevel gear, a ninth bevel gear, a tenth bevel gear, a screw rod, a first fixing seat, a second fixing seat, a third fixing seat, a guide rail rod, a first cleaning head, a second cleaning head and a third cleaning head; the axle center of the stepping motor is rotationally connected with the seventh driving wheel through a rotating shaft; the bottom end of the seventh driving wheel is rotationally connected with the eighth driving wheel through a belt; the axle center of the eighth transmission wheel is rotationally connected with the third bevel gear through a rotating shaft; the bottom end of the third bevel gear is meshed with the fourth bevel gear; the axis of the fourth bevel gear is rotationally connected with the fifth bevel gear through a rotating shaft; the rear part of the outer surface of the fifth bevel gear is meshed with the sixth bevel gear; the rear shaft center of the sixth bevel gear is rotationally connected with the ninth driving wheel; the right upper part of the ninth driving wheel is rotationally connected with the tenth driving wheel through a belt; the right part of the ninth driving wheel is rotationally connected with the eleventh driving wheel through a belt; the front side axle center of the tenth transmission wheel is rotationally connected with the first electric push rod; the front-side axis of the eleventh transmission wheel is rotationally connected with a seventh bevel gear; the top end of the seventh bevel gear is meshed with the eighth bevel gear; the axis of the eighth bevel gear is in rotary connection with the ninth bevel gear through a rotating shaft; the right part of the top end of the ninth bevel gear is meshed with the tenth bevel gear; the right axis of the tenth bevel gear is rotationally connected with the screw rod; the right part of the center of the outer surface of the screw rod is rotationally connected with the first fixed seat; the right part of the center of the outer surface of the screw rod is rotatably connected with a second fixed seat, and the second fixed seat is positioned at the right part of the first fixed seat; the right part of the center of the outer surface of the screw rod is rotatably connected with a third fixed seat, and the third fixed seat is positioned at the right part of the second fixed seat; the bottom in the first fixed seat is connected with the guide rail rod in a sliding manner, the right part of the center of the outer surface of the guide rail rod is connected with the second fixed seat, and the right part of the center of the outer surface of the guide rail rod is connected with the third fixed seat; the top end of the first fixed seat is inserted with the first cleaning head; the top end of the second fixed seat is inserted with the second cleaning head; the top end of the third fixed seat is inserted with the third cleaning head; the bottom end of the stepping motor is connected with the support frame; the right axle center of the seventh transmission wheel is connected with the first transmission wheel through a rotating shaft; the left axle center of the eighth driving wheel is connected with the supporting frame through a rotating shaft; the axle center of the fourth bevel gear is connected with the support frame through a rotating shaft; the rear shaft center of the second fixed seat is connected with the support frame through a support rod; the rear side of the first electric push rod is connected with the support frame; the rear shaft center of the eleventh transmission wheel is connected with the support frame through a support rod; the shaft center of the eighth bevel gear is connected with the support frame through a rotating shaft; the left side and the right side of the screw rod are connected with the support frame; the left side and the right side of the guide rail rod are connected with the support frame; the top end of the first cleaning head is connected with the water-based chalk writing blackboard; the top end of the second cleaning head is connected with the water-based chalk writing blackboard; the top end of the third cleaning head is connected with the water-based chalk writing blackboard;
the movable quantitative water injection mechanism comprises a twelfth driving wheel, a second electric push rod, a thirteenth driving wheel, a fourteenth driving wheel, a fifteenth driving wheel, a first gear, a second gear, a third gear, a sixteenth driving wheel, a third electric push rod, a seventeenth driving wheel, a fourth gear, a first toothed bar, a first supporting plate, a first water injection cylinder, a second water injection cylinder, an eighteenth driving wheel, a fourth electric push rod, a nineteenth driving wheel and a fifth gear; the rear side axle center of the twelfth transmission wheel is rotationally connected with the second electric push rod; the right upper part of the twelfth driving wheel is rotationally connected with the thirteenth driving wheel through a belt; the right lower part of the thirteenth driving wheel is rotationally connected with the fourteenth driving wheel through a belt; the top end of the fourteenth driving wheel is rotationally connected with the fifteenth driving wheel through a belt; the front side axle center of the fifteenth transmission wheel is rotationally connected with the first gear; the left middle part of the first gear is meshed with the second gear; the right middle part of the first gear is meshed with the third gear; the axle center of the front side of the second gear is rotationally connected with the sixteenth transmission wheel; the rear shaft center of the second gear is rotationally connected with the third electric push rod; the front-side axle center of the third gear is rotationally connected with an eighteenth transmission wheel; the rear side axle center of the third gear is rotationally connected with the fourth electric push rod; the left lower part of the sixteenth driving wheel is rotationally connected with the seventeenth driving wheel through a belt; a shaft center on the rear side of the seventeenth transmission wheel is rotationally connected with the fourth gear; the bottom end of the fourth gear is meshed with the first rack bar; the bottom end of the first toothed bar is connected with the first supporting plate in a sliding manner; the middle left part of the bottom end of the first rack bar is connected with a first water injection barrel; the middle right part of the bottom end of the first rack bar is connected with a second water injection barrel; the right lower part of the eighteenth driving wheel is rotationally connected with the nineteenth driving wheel through a belt; a rear shaft center of the nineteenth transmission wheel is rotationally connected with a fifth gear, and the bottom end of the fifth gear is connected with the first rack bar; the right lower part of the twelfth transmission wheel is connected with the automatic scrubbing mechanism of the branch plate through a belt; the left side of the second electric push rod is connected with the support frame; the shaft center at the rear side of the thirteenth driving wheel is connected with the supporting frame; the left lower part of the thirteenth driving wheel is connected with the fourth driving wheel through a belt; the shaft center at the rear side of the fourteenth transmission wheel is connected with the support frame; the rear shaft center of the first gear is connected with the support frame; the top end of the third electric push rod is connected with the support frame; the left part and the right part of the top end of the first supporting plate are connected with the supporting frame; the top end of the fourth electric push rod is connected with the supporting frame.
2. The maintenance device for educational supplies according to claim 1, wherein the first automatic scrubbing mechanism comprises a first support roller, a fifth electric putter, a second support roller, a twentieth transmission wheel, a rotary disk, a polygonal line transmission rod, a sector gear, a second rack bar, a second support plate, a plurality of sections of electric putters and a scrubbing plate; the rear shaft center of the first supporting roller is rotationally connected with the fifth electric push rod; a twentieth driving wheel is arranged at the upper right part of the first supporting roller; the right part of the bottom end of the fifth electric push rod is rotationally connected with the second supporting roll; the front side axle center of the twentieth transmission wheel is rotationally connected with the rotating disc; the front middle right part of the rotating disc is rotationally connected with the broken line transmission rod; the front upper right part of the broken line transmission rod is rotationally connected with the sector gear; the right middle part of the sector gear is meshed with the second gear rod; the right side of the second rack bar is in sliding connection with the second supporting plate; the bottom end of the second rack bar is welded with the multi-section electric push rod; the bottom end of the multi-section electric push rod is welded with the scrubbing plate; the left upper part of the first supporting roller is connected with a fourth driving wheel through a belt; the rear side of the fifth electric push rod is connected with the support frame; the right side of the second supporting roll is connected with a second automatic scrubbing mechanism through a belt; the shaft center at the back side of the twentieth transmission wheel is connected with the support frame; the front upper left part of the broken line transmission rod is connected with the support frame; the front middle left part of the sector gear is connected with the support frame; the right side of the second supporting plate is connected with the supporting frame through a supporting rod; the bottom end of the scrubbing plate is connected with the water-based chalk writing blackboard.
3. The educational article maintenance device of claim 2, wherein the scrubbing plate is provided with an infrared sensor at the bottom left portion.
4. The maintenance device for the educational supplies according to claim 3, wherein a rectangular silicone strip is provided on the right of the top end of the third cleaning head.
5. The maintenance device for educational equipment according to claim 4, wherein the lower left portion of the blackboard made of water chalk is in the shape of a half arc.
CN202010100928.2A 2020-02-19 2020-02-19 Education supplies maintains device Active CN111347811B (en)

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CN110689780A (en) * 2019-10-26 2020-01-14 河北省科学院地理科学研究所 Tourism geography teaching accessory plate
CN210082746U (en) * 2019-01-29 2020-02-18 冯琳琳 Dust-free blackboard for preschool education
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CN205044382U (en) * 2015-05-04 2016-02-24 綦文彬 Blackboard convenient to wash
CN206287719U (en) * 2016-11-06 2017-06-30 冀卫华 A kind of blackboard for Chinese teaching
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