阅读说明：本技术 一种可自动擦拭的黑板 (Blackboard capable of being automatically cleaned ) 是由 杨玲 于 2019-12-13 设计创作，主要内容包括：本发明公开了一种可自动擦拭的黑板,包括黑板面、中心转轴、黑色软板、长条板擦、垫板和侧面板,所述外壳竖直的四个端面均设有滑动卡槽,且外壳两侧分别通过旋转轴连接侧面板,中心转轴内嵌于传动柱,且右侧中心转轴下方焊接有驱动装置,黑色软板外包传动柱,长条板擦固定于黑色软板两侧轴面,传动柱内置于外壳两端,且传动柱之间固定有垫板。该可自动擦拭黑板通过传动柱旋转,可调节黑色软板的板面位置,使所书写的内容可以在多个位置展示同时,通过长条板擦处的黑色软板上的书写内容也被擦拭干净,省去了擦黑板的人工过程,自动擦拭让黑板上的粉尘不会四处乱飞,减少书写者和学习者对粉尘的吸入。(The invention discloses a blackboard capable of being automatically cleaned, which comprises a blackboard surface, a central rotating shaft, a black soft board, a strip blackboard eraser, a base plate and side plates, wherein four vertical end surfaces of a shell are respectively provided with a sliding clamping groove, two sides of the shell are respectively connected with the side plates through rotating shafts, the central rotating shaft is embedded in a transmission column, a driving device is welded below the right central rotating shaft, the transmission column is wrapped outside the black soft board, the strip blackboard eraser is fixed on the shaft surfaces on two sides of the black soft board, the transmission columns are arranged at two ends of the shell, and the base plate is fixed between the transmission columns. This can clean blackboard automatically passes through the transmission post rotation, and the face position of adjustable black soft board makes the content of writing can be in a plurality of positions show simultaneously, and the content of writing on the black soft board of department is cleaned through the rectangular board also is cleaned totally, has saved the manual process of cleaning the blackboard, cleans automatically and lets the dust on the blackboard can not fly in disorder everywhere, reduces the person of writing and the suction of learner to the dust.)

1. The utility model provides a blackboard that can clean automatically, includes blackboard face (1), central pivot (4), black soft board (5), rectangular blackboard eraser (6), backing plate (9) and side board (11), its characterized in that: blackboard face (1) is at shell (2) middle part, four vertical terminal surfaces in shell (2) all are equipped with slip draw-in groove (3), and shell (2) both sides are respectively through rotation axis (12) connection side board (11) to shell (2) lower surface is equipped with slide switch (10), center pivot (4) are embedded in transmission post (7), and the welding of right side center pivot (4) below has drive arrangement (13), black soft board (5) outsourcing transmission post (7), rectangular blackboard eraser (6) are fixed in black soft board (5) both sides axostylus axostyle, and rectangular blackboard eraser (6) go up the lower extreme and all weld blackboard eraser fixed strip (8), place shell (2) both ends in transmission post (7), and be fixed with backing plate (9) between transmission post (7).

2. An automatically erasable blackboard according to claim 1, wherein: the width of the sliding clamping groove (3) is consistent with that of the eraser fixing strip (8), and the sliding clamping groove (3) is of a concave structure.

3. An automatically erasable blackboard according to claim 1, wherein: the central rotating shaft (4) and the driving device (13) are in a coaxial connection structure, and the structures of the central rotating shafts (4) on the two sides are the same.

4. An automatically erasable blackboard according to claim 1, wherein: the black soft board (5) and the transmission column (7) are of a belt transmission structure, and the external surface of the black soft board (5) is a plane capable of writing.

5. An automatically erasable blackboard according to claim 1, wherein: the length of the strip-shaped eraser (6) is consistent with that of the transmission column (7), and the strip-shaped erasers (6) on the two sides have the same structure.

6. An automatically erasable blackboard according to claim 1, wherein: the upper end and the lower end of the backing plate (9) are welded on the shell (2), and the backing plate (9) is a solid smooth panel.

7. An automatically erasable blackboard according to claim 1, wherein: the side panels (11) and the shell (2) are in a shaft connecting structure, and the side panels (11) on two sides have the same structure.

Technical Field

The invention relates to the technical field of teaching equipment, in particular to a blackboard capable of being automatically wiped.

Background

The blackboard is an indispensable teaching equipment of school's daily education, and mr arranges blackboard writing, explains the title through the blackboard, and the student picks up notes, study knowledge through the blackboard.

However, most of blackboards used in class at any time are old black hard boards, and after the content is written, the blackboards need to be manually erased, which is not only troublesome, but also can generate a large amount of dust, which endangers the health of students, and meanwhile, the content written at corners can be unclear to the students at the sides, which affects the efficiency of picking and copying.

Disclosure of Invention

The invention aims to provide a blackboard capable of being automatically erased, and aims to solve the problems that manual erasing is needed after writing, a large amount of dust is generated, and students cannot pick up and copy the blackboard conveniently in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a blackboard that can clean automatically, includes blackboard face, central pivot, black soft board, rectangular blackboard eraser, backing plate and side board, the blackboard face is at the shell middle part, four terminal surfaces of shell vertical all are equipped with the slip draw-in groove, and the shell both sides are connected the side board through the rotation axis respectively to the shell lower surface is equipped with slide switch, the center pivot is embedded in the transmission post, and the welding of right side center pivot below has drive arrangement, black soft board outsourcing transmission post, rectangular blackboard eraser is fixed in black soft board both sides axial plane, and the rectangular board wipes the upper and lower extreme and all welds the blackboard eraser fixed strip, place the shell both ends in the transmission post, and be fixed with the backing plate between the transmission post.

Preferably, the width of the sliding clamping groove is consistent with that of the eraser fixing strip, and the sliding clamping groove is of a concave structure.

Preferably, the central rotating shaft and the driving device are in a coaxial connection structure, and the structures of the central rotating shafts on the two sides are the same.

Preferably, the black soft board and the transmission column are of a belt transmission structure, and the external surface of the black soft board is a writable plane.

Preferably, the length of the strip-shaped blackboard eraser is consistent with that of the transmission column, and the strip-shaped blackboard erasers on the two sides have the same structure.

Preferably, the upper end and the lower end of the backing plate are welded on the shell, and the backing plate is a solid smooth panel.

Preferably, the side panels and the shell are in a shaft connecting structure, and the side panels on two sides have the same structure.

Compared with the prior art, the invention has the beneficial effects that: the blackboard capable of being automatically wiped rotates through the transmission column, the board surface position of the black soft board can be adjusted, written contents can be displayed at a plurality of positions, so that learners can conveniently watch the written contents, meanwhile, the written contents on the black soft board at the wiping position of the long-strip board are also wiped completely, the manual process of wiping the blackboard is omitted, dust on the blackboard can not fly around due to automatic wiping, and the dust suction of writers and learners is reduced;

1. the driving device adjusted by the sliding switch can adjust the left and right positions of the black soft board according to the needs of a writer, so that the effect of writing, picking and copying can be achieved, and the efficiency of explanation is improved;

2. the side board on both sides can be opened, and inside rectangular blackboard eraser is detachable design to can regularly clean the dust on the rectangular blackboard eraser, guarantee that the blackboard face can clean totally.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a bottom view of the present invention;

FIG. 5 is a left side view of the present invention;

FIG. 6 is a left side view of the present invention;

FIG. 7 is an enlarged view of point B in FIG. 3;

fig. 8 is an enlarged schematic view of point a in fig. 2.

In the figure: 1. a blackboard surface; 2. a housing; 3. a sliding clamping groove; 4. a central rotating shaft; 5. a black soft board; 6. a strip blackboard eraser; 7. a drive post; 8. a blackboard eraser fixing strip; 9. a base plate; 10. a slide switch; 11. a side panel; 12. a rotating shaft; 13. a drive device.

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. 1-8, the present invention provides a technical solution: a blackboard capable of being automatically cleaned comprises a blackboard surface 1, a shell 2, a sliding clamping groove 3, a central rotating shaft 4, a black soft board 5, a long-strip blackboard eraser 6, a transmission column 7, an eraser fixing strip 8, a base plate 9, a sliding switch 10, side panels 11, a rotating shaft 12 and a driving device 13, wherein the blackboard surface 1 is arranged in the middle of the shell 2, the sliding clamping groove 3 is arranged on four vertical end surfaces of the shell 2, two sides of the shell 2 are respectively connected with the side panels 11 through the rotating shaft 12, the lower surface of the shell 2 is provided with a sliding switch 10, the central rotating shaft 4 is embedded in the transmission column 7, the driving device 13 is welded below the right central rotating shaft 4, the transmission column 7 is wrapped outside the black soft board 5, the strip eraser 6 is fixed on the shaft surfaces at the two sides of the black soft board 5, and the upper and lower ends of the strip-shaped eraser 6 are welded with eraser fixing strips 8, the transmission columns 7 are arranged at the two ends of the shell 2, and a backing plate 9 is fixed between the transmission columns 7.

The width of the clamping groove 3 of the sliding clamping groove is consistent with that of the blackboard eraser fixing strip 8, and the sliding clamping groove 3 is of a concave structure, so that the strip-shaped blackboard eraser 6 can be detached and installed through the sliding clamping groove 3, and the strip-shaped blackboard eraser 6 is convenient to clean.

The central rotating shaft 4 and the driving device 13 are coaxially connected, and the structures of the central rotating shafts 4 on the two sides are the same, so that the driving device 13 can drive the central rotating shaft 4 to rotate, and further drive the transmission column 7 to rotate.

The black soft board 5 and the transmission column 7 are in a belt transmission structure, and the external surface of the black soft board 5 is a writable plane, so that the black soft board 5 can horizontally move on the display part of the blackboard surface 1.

The length of the strip-shaped eraser 6 is consistent with that of the transmission column 7, the strip-shaped erasers 6 on the two sides have the same structure, the black soft board 5 can be wiped clean through secondary wiping, and the cleaning rate is improved.

The upper end and the lower end of the backing plate 9 are both welded on the shell 2, and the backing plate 9 is a solid smooth panel, so that when writing is carried out on the black soft plate 5, good support is achieved, and writing is convenient.

The side panels 11 are connected with the shell 2 through shafts, and the side panels 11 on two sides are identical in structure, so that the strip-shaped blackboard eraser 6 can be cleaned more conveniently and easily.

1. The blackboard eraser comprises a shell 2, a sliding clamping groove 3, a central rotating shaft 4, a black soft board 5, a long blackboard eraser 6, a transmission column 7, a blackboard eraser fixing strip 8, a base plate 9, a sliding switch 10, a side panel 11, a rotating shaft 12 and a driving device 13

The working principle is as follows: when the automatic erasing blackboard is used, firstly, the sliding switch 10 is opened to enable the driving device 13 to rotate to drive the coaxial central rotating shaft 4 to rotate, meanwhile, the transmission column 7 which is externally wrapped with the central rotating shaft 4 rotates to enable the black soft board 5 to make belt type movement under the driving of the transmission column 7, when the black soft board 5 rotates to the position which is contacted with the strip board eraser 6, the writing content on the black soft board 5 is erased by the strip board eraser 6, in addition, the black soft board 5 can be secondarily erased by the strip board eraser 6 before the black board 5 on the right side is displayed on the black board surface 1, when the black board surface 1 is completely erased, the sliding switch 10 is closed, a writer can start writing from the right half surface of the black board surface 1, when writing, the black soft board 5 is contacted with the solid base plate 9 on the back surface to provide a writing flat plate, after writing is finished, the sliding switch 10 can be opened to transfer the writing content to the left half surface of the black board surface, close slide switch 10, simultaneously, blackboard face 1 right side is cleaned totally, can write after that, the left side half also makes things convenient for the learner to take and copy the record, when black soft board 5 cleans unclean, can open side board 11, pull out the fixed strip 8 of blackboard eraser fixed with rectangular blackboard eraser 6 upper and lower end along sliding clamping groove 3 to clear up rectangular blackboard eraser 6 surface dust, install back sliding clamping groove 3 with rectangular blackboard eraser 6 with the same mode again, close both sides board 11, accomplish the washing of rectangular blackboard eraser 6.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.