阅读说明：本技术 一种数学教学用绘图装置 (Drawing device for mathematical education ) 是由 尹冰 于 2020-06-05 设计创作，主要内容包括：本发明属于数学教学技术领域,尤其为一种数学教学用绘图装置,包括底板,所述底板的底部固定连接有滚轮,所述底板的顶部固定连接有支撑杆,所述支撑杆的顶部固定连接有废料箱,所述废料箱的表面通过合页活动连接有活动盖；本发明,通过设置滚轮,可方便装置进行移动,通过废料箱,可将在绘图时粉笔掉落的粉尘进行收集,避免粉尘掉落到教学框的底部而无法清理,通过转动电机,转动电机工作带动丝杆转动,丝杆转动带动螺纹块和连接板左右移动,从而自动将写字板上的图擦掉,通过吸尘器,可将板擦工作时产生的粉尘进行吸收,并通过吸尘泵输送到储料槽中,从而避免人们吸收过多的粉尘,整个装置结构合理,使用方便,实用性强。(The invention belongs to the technical field of mathematical teaching, and particularly relates to a drawing device for mathematical teaching, which comprises a bottom plate, wherein the bottom of the bottom plate is fixedly connected with a roller, the top of the bottom plate is fixedly connected with a supporting rod, the top of the supporting rod is fixedly connected with a waste box, and the surface of the waste box is movably connected with a movable cover through a hinge; according to the invention, the roller wheels are arranged, the device can be conveniently moved, dust falling from chalks during drawing can be collected through the waste box, the problem that the dust falls to the bottom of the teaching frame and cannot be cleaned is avoided, the motor is rotated to work and drive the screw rod to rotate, the screw rod rotates and drives the thread block and the connecting plate to move left and right, so that a drawing on a writing board is automatically erased, dust generated during the operation of the blackboard eraser can be absorbed through the dust collector and is conveyed into the storage tank through the dust collection pump, and therefore, excessive dust is prevented from being absorbed by people.)

1. The utility model provides a drawing device for mathematical education, includes bottom plate (1), its characterized in that: the bottom of the bottom plate (1) is fixedly connected with rollers (5), the top of the bottom plate (1) is fixedly connected with a supporting rod (6), the top of the supporting rod (6) is fixedly connected with a waste box (7), the surface of the waste box (7) is movably connected with a movable cover (26) through a hinge, the top of the waste box (7) is fixedly connected with a teaching frame (9), through holes (8) are formed in the teaching frame (9) and the waste box (7), a sliding rod (22) is fixedly connected in the teaching frame (9), a sliding sleeve (23) is connected on the surface of the sliding rod (22), a writing board (10) is fixedly connected in the teaching frame (9), a working box (12) is fixedly connected at the top of the teaching frame (9), a movable groove (13) is formed in the working box (12), and a rotating shaft (16) is penetrated through a bearing in the movable groove (13), a screw rod (17) is fixedly connected between the rotating shafts (16);

the right side fixedly connected with motor case (14) of work box (12), fixedly connected with rotates motor (15) in motor case (14), the output shaft that rotates motor (15) passes work box (12) and pivot (16) fixed connection, the surface threaded connection of lead screw (17) has screw block (18), fixedly connected with connecting plate (19) between sliding sleeve (23) and screw block (18), working groove (29) and stock chest (34) have been seted up in connecting plate (19), the bottom fixedly connected with dust absorption pump (30) of working groove (29) inner wall, the top fixedly connected with bleeder pipe (31) of dust absorption pump (30), the left and right sides fixedly connected with dust absorption pipe (32) of bleeder pipe (31), the left and right sides fixedly connected with dust catcher (33) of connecting plate (19), the opposite side of dust absorption pipe (32) passes connecting plate (19) and dust catcher (33) fixed connection, the bottom of dust absorption pump (30) passes stock chest (34) and is located stock chest (34), there is dodge gate (25) on the surface of stock chest (34) through hinge swing joint, the bottom fixedly connected with LED lamp (28) of workbin (12).

2. The drawing device for mathematical education as set forth in claim 1, wherein: the bottom fixedly connected with electric putter (2) of bottom plate (1), the bottom fixedly connected with backup pad (3) of electric putter (2).

3. The drawing device for mathematical education as set forth in claim 1, wherein: the teaching frame is characterized in that a storage battery box (20) is fixedly connected to the left side of the teaching frame (9), and a storage battery (21) is fixedly connected in the storage battery box (20).

4. The drawing device for mathematical education as set forth in claim 1, wherein: the right side fixedly connected with storage tank (11) of teaching frame (9), there is chamber door (27) on the surface of storage tank (11) through hinge swing joint.

5. The drawing device for mathematical education as set forth in claim 3, wherein: the surface of the storage battery box (20) is fixedly connected with a control switch (24), and the control switch (24) is electrically connected with each electric appliance through a lead.

Technical Field

The invention belongs to the technical field of mathematical teaching, and particularly relates to a drawing device for mathematical teaching.

Background

Mathematics is a subject of researching the concepts of quantity, structure, change, space, information and the like, belongs to one of formal science from a certain angle, and plays an irreplaceable role in human historical development and social life.

In the analytic process of mathematics geometry, need use drawing device to carry out the geometry and draw, but current drawing device is all fairly simple, need the manual work to use the blackboard eraser to wipe the picture after a picture teaching is accomplished, and mr can use a part of time to wipe the blackboard like this, greatly reduced mr's work efficiency like this, can produce a large amount of dusts in addition when wiping the blackboard, will bring the influence to human health if absorb too much dust.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides a drawing device for mathematical education, which has the characteristic of convenient use.

In order to achieve the purpose, the invention provides the following technical scheme: the drawing device for the mathematics teaching comprises a bottom plate, wherein the bottom of the bottom plate is fixedly connected with idler wheels, the top of the bottom plate is fixedly connected with a supporting rod, the top of the supporting rod is fixedly connected with a waste material box, the surface of the waste material box is movably connected with a movable cover through a hinge, the top of the waste material box is fixedly connected with a teaching frame, through holes are formed in the teaching frame and the waste material box, a sliding rod is fixedly connected in the teaching frame, the surface of the sliding rod is slidably connected with a sliding sleeve, a writing board is fixedly connected in the teaching frame, the top of the teaching frame is fixedly connected with a working box, a movable groove is formed in the working box, a rotating shaft penetrates through a bearing in the movable groove, and a lead screw is;

the right side of the working box is fixedly connected with a motor box, a rotating motor is fixedly connected in the motor box, an output shaft of the rotating motor penetrates through the working box to be fixedly connected with the rotating shaft, a thread block is connected to the surface of the screw rod in a threaded manner, a connecting plate is fixedly connected between the sliding sleeve and the thread block, a working groove and a storage groove are arranged in the connecting plate, the bottom of the inner wall of the working groove is fixedly connected with a dust suction pump, the top of the dust suction pump is fixedly connected with a branch pipe, the left side and the right side of the branch pipe are fixedly connected with dust collecting pipes, the left side and the right side of the connecting plate are fixedly connected with dust collectors, the other side of the dust suction pipe penetrates through the connecting plate to be fixedly connected with the dust collector, the bottom of the dust suction pump penetrates through the storage tank and is positioned in the storage tank, the surface of stock chest has the dodge gate through hinge swing joint, the bottom fixedly connected with LED lamp of work box.

Preferably, the bottom of the bottom plate is fixedly connected with an electric push rod, and the bottom of the electric push rod is fixedly connected with a supporting plate.

Preferably, the left side of the teaching frame is fixedly connected with a storage battery box, and a storage battery is fixedly connected in the storage battery box.

Preferably, the right side fixedly connected with storage tank of teaching frame, there is the chamber door on the surface of storage tank through hinge swing joint.

Preferably, the surface of the storage battery box is fixedly connected with a control switch, and the control switch is electrically connected with each electric appliance through a wire.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the roller wheels are arranged, the device can be conveniently moved, dust falling from chalks during drawing can be collected through the waste box, the problem that the dust falls to the bottom of the teaching frame and cannot be cleaned is avoided, the motor is rotated to work and drive the screw rod to rotate, the screw rod rotates and drives the thread block and the connecting plate to move left and right, so that a drawing on a writing board is automatically erased, dust generated during the operation of the blackboard eraser can be absorbed through the dust collector and is conveyed into the storage tank through the dust collection pump, and therefore, excessive dust is prevented from being absorbed by people.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a front view cross section of the present invention;

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

FIG. 3 is an enlarged schematic view of the structure at A in the present invention;

FIG. 4 is a side view of the connection plate of the present invention;

in the figure: 1. a base plate; 2. an electric push rod; 3. a support plate; 4. erasing the blackboard; 5. a roller; 6. a support bar; 7. a waste bin; 8. a through hole; 9. a teaching frame; 10. a writing board; 11. a storage box; 12. a work box; 13. a movable groove; 14. a motor case; 15. rotating the motor; 16. a rotating shaft; 17. a screw rod; 18. a thread block; 19. a connecting plate; 20. an accumulator case; 21. a storage battery; 22. a slide bar; 23. a sliding sleeve; 24. a control switch; 25. a movable door; 26. a movable cover; 27. a box door; 28. an LED lamp; 29. a working groove; 30. a dust suction pump; 31. a branch pipe; 32. a dust collection pipe; 33. a vacuum cleaner; 34. a storage tank.

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.