阅读说明：本技术 一种便于清理的黑板 (Blackboard convenient to clearance ) 是由 李后祖 谢桂明 于 2020-06-17 设计创作，主要内容包括：本发明公开了一种便于清理的黑板,包括黑板本体,所述黑板本体的顶部固定连接有隔离块,所述隔离块的顶部固定连接有连接块,所述连接块的顶部开设有滑动槽,所述滑动槽的内部固定连接有伸缩推杆,所述伸缩推杆的右端固定连接有滑动块,所述滑动块的顶部固定连接有延伸块,所述延伸块的顶部固定连接有伺服电机,所述伺服电机的输出轴固定连接有调节轴,所述调节轴的右端固定连接有连接轮,所述连接轮的外侧转动连接有履带,所述履带的背面固定连接有承接块。该便于清理的黑板,通过机械擦拭取代人工擦拭,提高了黑板的清理效率,避免了清理者身高不够导致清理不便的情况发生,有效的使黑板达到便于清理的目的。(The invention discloses a blackboard convenient to clean, which comprises a blackboard body, wherein the top of the blackboard body is fixedly connected with an isolation block, the top of the isolation block is fixedly connected with a connecting block, the top of the connecting block is provided with a sliding groove, a telescopic push rod is fixedly connected inside the sliding groove, the right end of the telescopic push rod is fixedly connected with a sliding block, the top of the sliding block is fixedly connected with an extension block, the top of the extension block is fixedly connected with a servo motor, the output shaft of the servo motor is fixedly connected with an adjusting shaft, the right end of the adjusting shaft is fixedly connected with a connecting wheel, the outer side of the connecting wheel is rotatably connected with a crawler belt, and the back of the crawler belt is fixedly connected with a bearing block. This blackboard convenient to clearance, clean through machinery and replace the manual work to clean, improved the cleaning efficiency of blackboard, avoided the clearance person height not enough to lead to the inconvenient condition of clearance to take place, effectual messenger's blackboard reaches the purpose of the clearance of being convenient for.)

1. The utility model provides a blackboard convenient to clearance, includes blackboard body (1), its characterized in that: the blackboard comprises a blackboard body (1), wherein an isolation block (2) is fixedly connected to the top of the blackboard body (1), a connecting block (3) is fixedly connected to the top of the isolation block (2), a sliding groove (4) is formed in the top of the connecting block (3), a telescopic push rod (5) is fixedly connected to the inside of the sliding groove (4), a sliding block (7) is fixedly connected to the right end of the telescopic push rod (5), an extension block (8) is fixedly connected to the top of the sliding block (7), a servo motor (9) is fixedly connected to the top of the extension block (8), an adjusting shaft (10) is fixedly connected to an output shaft of the servo motor (9), a connecting wheel (11) is fixedly connected to the right end of the adjusting shaft (10), a crawler (12) is rotatably connected to the outer side of the connecting wheel (11), a bearing block (13) is fixedly connected to the back of the crawler (12), and a bearing groove (14) is formed in the back of the bearing block (13), accept the inside swing joint of groove (14) and have plate (15), back fixedly connected with blackboard eraser (16) of plate (15), bottom fixedly connected with fixed block (17) of blackboard body (1), spout (18) have been seted up to the bottom of fixed block (17), the inside sliding connection of spout (18) has two sliders (19), the bottom fixedly connected with of slider (19) extends post (20), and the bottom fixedly connected with that extends post (20) places piece (21), two it all rotates to be connected with and holds post (22), two to place one side that piece (21) are relative hold between post (22) fixedly connected with and hold take turns (6).

2. The blackboard convenient to clean as claimed in claim 1, wherein: the length of the crawler belt (12) is greater than the height of the plate (15), and the servo motor (9) and the connecting wheel (11) are both located above the connecting block (3).

3. The blackboard convenient to clean as claimed in claim 1, wherein: the top of the extension block (8) penetrates through the sliding groove (4) and extends to the top of the sliding groove (4) to be fixedly connected with the servo motor (9).

4. The blackboard convenient to clean as claimed in claim 1, wherein: the length, the height and the width of the plate (15) are respectively equal to the length, the height and the width of the bearing groove (14), and the plate (15) is clamped with the bearing groove (14).

5. The blackboard convenient to clean as claimed in claim 1, wherein: the length of the sliding groove (4) is larger than that of the blackboard body (1), and the blackboard body (1) is connected with the blackboard eraser (16) in a sliding mode.

6. The blackboard convenient to clean as claimed in claim 1, wherein: the bottom end of the extension column (20) penetrates through the sliding groove (18) and extends to the bottom of the sliding groove (18) to be fixedly connected with the placing block (21).

Technical Field

The invention relates to the technical field of blackboards, in particular to a blackboard convenient to clean.

Background

The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard, is mainly used for teaching, is generally made of wood boards or ground glass and the like, can be written on by specific writing materials such as chalk and the like, and is mostly black, dark green, white or beige.

The blackboard is the article that students often contacted, and it has played the additional contribution to the teaching, but current blackboard has some not enough, and during the use, the blackboard often is artifical clearance, and cleaning efficiency is low, and if clearance person's height is not enough, and the clearance is very inconvenient, for the clearance efficiency that improves the blackboard and make the blackboard be convenient for clear up, so propose the blackboard of being convenient for to clear up and solve the above-mentioned problem that proposes.

Disclosure of Invention

The invention aims to provide a blackboard convenient to clean, and aims to solve the problems of inconvenience in cleaning and low cleaning efficiency in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a blackboard convenient to clean comprises a blackboard convenient to clean and comprises a blackboard body, wherein the top of the blackboard body is fixedly connected with an isolation block, the top of the isolation block is fixedly connected with a connecting block, the top of the connecting block is provided with a sliding groove, the inside of the sliding groove is fixedly connected with a telescopic push rod, the right end of the telescopic push rod is fixedly connected with a sliding block, the top of the sliding block is fixedly connected with an extension block, the top of the extension block is fixedly connected with a servo motor, the output shaft of the servo motor is fixedly connected with an adjusting shaft, the right end of the adjusting shaft is fixedly connected with a connecting wheel, the outer side of the connecting wheel is rotatably connected with a crawler belt, the back of the crawler belt is fixedly connected with a bearing block, the back of the bearing block is provided with a bearing groove, the inside of the bearing groove is movably connected with a plate block, and the back of the plate block is fixedly connected with a blackboard eraser, the bottom fixedly connected with fixed block of blackboard body, the spout has been seted up to the bottom of fixed block, the inside sliding connection of spout has two sliders, the bottom fixedly connected with of slider extends the post, extends the bottom fixedly connected with of post and places the piece, two place the relative one side of piece and all rotate and be connected with the bearing post, two fixedly connected with bearing wheel between the bearing post.

Preferably, the length of the crawler belt is greater than the height of the plate, and the servo motor and the connecting wheel are both located above the connecting block.

Preferably, the top of the extension block penetrates through the sliding groove and extends to the top of the sliding groove to be fixedly connected with the servo motor.

Preferably, the length, the height and the width of the plate are respectively equal to those of the bearing groove, and the plate is clamped with the bearing groove.

Preferably, the length of the sliding groove is larger than that of the blackboard body, and the blackboard body is connected with the blackboard eraser in a sliding mode.

Preferably, the bottom end of the extension column penetrates through the sliding groove, extends to the bottom of the sliding groove and is fixedly connected with the placing block.

Compared with the prior art, the invention has the beneficial effects that: when the blackboard convenient to clean needs to be cleaned, the forward rotation servo motor and the reverse rotation servo motor are circulated, the output shaft of the servo motor drives the adjusting shaft to rotate, the rotation of the adjusting shaft drives the connecting wheel to rotate, under the rotation action of the connecting wheel and the receiving wheel, the rotation of the connecting wheel enables the caterpillar track to circularly move upwards or downwards, under the action of the movement of the crawler, the blackboard eraser circularly moves upwards and downwards, and under the action of the circularly moving upwards and downwards of the blackboard eraser, marks on the blackboard are cleared, in the adjusting process, by arranging the telescopic push rod, under the flexible effect of telescopic push rod, the effectual blackboard eraser of making cleans the position and changes, cleans through machinery and replaces artifical the cleaning, has improved the cleaning efficiency of blackboard, has avoided the condition emergence that the clearance person is tall enough to lead to the clearance inconvenience, and effectual messenger blackboard reaches the purpose of being convenient for the clearance.

Drawings

FIG. 1 is a schematic view of a blackboard convenient to clean according to the present invention;

fig. 2 is a left sectional view of the connection structure of the receiving block in the blackboard convenient to clean.

In the figure: 1-blackboard body; 2-an isolation block; 3, connecting blocks; 4-a sliding groove; 5, telescoping a push rod; 6-a receiving wheel; 7-a sliding block; 8-an extension block; 9-a servo motor; 10-an adjustment shaft; 11-a fifth wheel; 12-a crawler belt; 13-a bearing block; 14-a receiving groove; 15-plate; 16-a blackboard eraser; 17-fixing block; 18-a chute; 19-a slide block; 20-extending the column; 21-placing the block; 22-receiving post.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and fig. 2, an embodiment of the present invention: a blackboard convenient to clean comprises a blackboard convenient to clean, and comprises a blackboard body 1, wherein the top of the blackboard body 1 is fixedly connected with an isolation block 2, the top of the isolation block 2 is fixedly connected with a connecting block 3, the top of the connecting block 3 is provided with a sliding groove 4, the inside of the sliding groove 4 is fixedly connected with a telescopic push rod 5, the right end of the telescopic push rod 5 is fixedly connected with a sliding block 7, the top of the sliding block 7 is fixedly connected with an extension block 8, the top of the extension block 8 is fixedly connected with a servo motor 9, the type of the servo motor 9 can be RS775, the top of the extension block 8 penetrates through the sliding groove 4 and extends to the top of the sliding groove 4 to be fixedly connected with the servo motor 9, the output shaft of the servo motor 9 is fixedly connected with an adjusting shaft 10, the right end of the adjusting shaft 10 is fixedly connected with a connecting wheel 11, the servo motor 9 and the connecting wheel 11 are both positioned above the connecting block 3, the outer side of the connecting wheel 11 is rotatably connected with a crawler 12, the back of the crawler 12 is fixedly connected with a bearing block 13, the back of the bearing block 13 is provided with a bearing groove 14, the inside of the bearing groove 14 is movably connected with a plate 15, the length of the crawler 12 is greater than the height of the plate 15, the length, the height and the width of the plate 15 are respectively equal to the length, the height and the width of the bearing groove 14, the plate 15 is clamped with the bearing groove 14, the back of the plate 15 is fixedly connected with a blackboard eraser 16, the bottom of the blackboard body 1 is fixedly connected with a fixed block 17, the bottom of the fixed block 17 is provided with a sliding groove 18, the lengths of the sliding groove 18 and the sliding groove 4 are both greater than the length of the blackboard body 1, the blackboard body 1 is slidably connected with the blackboard eraser 16, the inside of the sliding groove 18 is slidably connected with two sliding blocks 19, the bottom of the sliding block 19 is fixedly connected with an extension column 20, the bottom of the extension column 20 is fixedly connected with a placing block 21, the bottom end of the extension column 20 penetrates through the sliding groove 18 and extends to the bottom of the sliding groove 18 and is fixedly connected with the placing block 21, the opposite sides of the two placing blocks 21 are rotatably connected with bearing columns 22, a bearing wheel 6 is fixedly connected between the two bearing columns 22, the bearing wheel 6 is in transmission connection with the crawler 12, when the cleaning is needed, the servo motor 9 rotates in a forward rotation mode and a reverse rotation mode, an output shaft of the servo motor 9 drives the adjusting shaft 10 to rotate, the adjusting shaft 10 rotates to drive the connecting wheel 11 to rotate, under the rotating action of the connecting wheel 11 and the bearing wheel 6, the crawler 12 moves upwards or downwards in a circulating mode due to the rotation of the connecting wheel 11, under the moving action of the crawler 12, the blackboard eraser 16 moves upwards and downwards in a circulating mode, under the action of the upward and downwards in a circulating mode of the blackboard eraser 16, marks on the blackboard are removed, in the adjusting process, through the arrangement of the telescopic push rod 5, under the telescopic action of the telescopic push rod 5, the wiping position of the blackboard eraser 16 is effectively changed, replace the manual work through mechanical cleaning and clean, improved the cleaning efficiency of blackboard, avoided the clearance person height not enough to lead to the inconvenient condition of clearance to take place, effectual messenger's blackboard reaches the purpose of the clearance of being convenient for.

The working principle is as follows: when cleaning is needed, the servo motor 9 rotates forwards and backwards circularly, the output shaft of the servo motor 9 drives the adjusting shaft 10 to rotate, the rotation of the adjusting shaft 10 drives the connecting wheel 11 to rotate, under the action of the rotation of the connecting wheel 11 and the adapting wheel 6, the rotation of the connecting wheel 11 will make the caterpillar 12 move upwards or downwards circularly, under the action of the movement of the crawler 12, the blackboard eraser 16 circularly moves upwards and downwards, and under the action of the circularly moving upwards and downwards of the blackboard eraser 16, marks on the blackboard can be removed, and in the adjusting process, by arranging the telescopic push rod 5, under the telescopic action of the telescopic push rod 5, the wiping position of the blackboard eraser 16 is effectively changed, replace the manual work through mechanical cleaning and clean, improved the cleaning efficiency of blackboard, avoided the clearance person height not enough to lead to the inconvenient condition of clearance to take place, effectual messenger's blackboard reaches the purpose of the clearance of being convenient for.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.