CN210329951U

CN210329951U - Portable writing board for English teaching

Info

Publication number: CN210329951U
Application number: CN201920473696.8U
Authority: CN
Inventors: 曹秦
Original assignee: Chuzhou Vocational and Technical College
Current assignee: Chuzhou Vocational and Technical College
Priority date: 2019-04-09
Filing date: 2019-04-09
Publication date: 2020-04-17
Anticipated expiration: 2029-04-09

Abstract

The utility model discloses a portable writing board for English teaching, which comprises two supporting legs; a rotating shaft arranged in a vertical direction; the two writing components are respectively arranged on two sides of the rotating shaft, are hinged with the rotating shaft and are respectively movably connected with the two supporting legs; and the lifting mechanism is used for driving the two writing components to lift. The utility model discloses make things convenient for english teaching.

Description

Portable writing board for English teaching

Technical Field

The utility model relates to a teaching aid technical field especially relates to a board is used in teaching of portable english.

Background

The whiteboard must be written with a special whiteboard pen. The white board pen contains chemical raw materials and has a taste when smelled. After the whiteboard is used for a period of time, the board surface has pen marks or dust accumulation, which is a normal phenomenon; at this time, the surface of the board is directly wiped without using rags, and the surface of the board is scratched when the rags are wiped due to inevitable impurities and hard objects, so that the board is required to be cleaned by using a white board cleaning agent and cotton cloth or paper towels.

But because traditional writing whiteboard is generally all fixed, can't adjust according to user's height requirement, when the user writes the bottom of board, generally all need bow or squat down, the time is of a specified duration, can cause user's fatigue, secondly current writing whiteboard generally all is a whole board and constitutes, the student is when watching, also can only be located one side and watch, the visual angle receives the restriction, its flexibility is lower, current whiteboard highly unchangeable regulation, inconvenient carrying, teaching such as english of not being convenient for, await further improvement.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem who exists among the background art, the utility model provides a board is used in teaching of portable english, the teaching of being convenient for.

The utility model provides a portable board for english teaching, include

Two support legs;

a rotating shaft arranged in a vertical direction;

the two writing components are respectively arranged on two sides of the rotating shaft, are hinged with the rotating shaft and are respectively movably connected with the two supporting legs;

and the lifting mechanism is used for driving the two writing components to lift.

Preferably, the lifting mechanism comprises a screw rod, a slide rod and a power unit, the screw rod is arranged along the vertical direction, and the screw rod is arranged along the vertical direction

The rod is rotatably connected with one supporting leg; the sliding rods are arranged along the vertical direction and are connected with the other supporting leg;

the power unit is in transmission connection with the screw rod;

wherein, one writing component is connected with the screw thread, and the other writing component is connected with the sliding rod in a sliding way.

Preferably, the power unit comprises a rotating shaft, a belt, a driven gear, a driving gear and a motor, the rotating shaft is rotatably connected with the supporting legs, and the rotating shaft is connected with the screw rod through the belt; the driven gear is arranged on the rotating shaft; the driving gear is engaged with the driven gear and is in transmission connection with the motor.

Preferably, each writing assembly comprises a frame and a plurality of panels, the two frames are hinged with the rotating shaft, one frame is in threaded connection with the screw rod, and the other frame is in sliding connection with the sliding rod; a plurality of panels are rotatably connected to the frame.

Preferably, one side of the frame close to the panel is provided with a limiting piece for limiting the rotation of the panel.

Preferably, a limiting member for limiting the rotation of the panel is arranged on one side of the panel close to the frame.

Preferably, the limiting member is an elastic block.

Preferably, the support device further comprises two cross rods, the two cross rods are hinged, and one ends, far away from each other, of the two cross rods are respectively connected with the two support legs.

Preferably, the bottoms of the two support legs are provided with rollers.

The utility model discloses in, utilize the motor to drive the axis of rotation and rotate, utilize the belt to drive the lead screw and rotate, and then drive and write the subassembly and go up and down, convenient height-adjusting. The user need not to squat down and carries out the blackboard writing to the below of board when using, only need according to user's height to the board highly adjust can, conveniently go up and down write the subassembly, provide convenience for english teaching process.

The middle position of the writing components is provided with the rotating shaft, so that the two writing components can be folded, and when the writing board is not used, the writing board can be folded, thereby being convenient to carry.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of the writing assembly of the present invention.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments in the present application may be combined with each other; the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left" and "right" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the indicated position or element must have a specific orientation, be constituted in a specific orientation, and be operated, and thus, are not to be construed as limitations of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1, the utility model provides a portable writing board for english teaching, which comprises two supporting legs 1; a rotation shaft 2, the rotation shaft 2 being arranged in a vertical direction; the two writing components 3 are respectively arranged at two sides of the rotating shaft 2, the two writing components 3 are both hinged with the rotating shaft 2, and the two writing components 3 are respectively movably connected with the two supporting legs 1; and the lifting mechanism is used for driving the two writing components 3 to lift.

As a further improvement of the above embodiment, the lifting mechanism comprises a screw rod 4, a slide rod 5 and a power unit, the screw rod 4 is arranged along the vertical direction, and the screw rod 4 is rotatably connected with one support leg 1; the sliding rod 5 is arranged along the vertical direction, and the sliding rod 5 is connected with the other supporting leg 1; the power unit is in transmission connection with the screw rod 4; wherein, one writing component 3 is connected with the screw rod 4 by screw thread, and the other writing component 3 is connected with the slide rod 5 by sliding.

As a further improvement of the above embodiment, the power unit comprises a rotating shaft 6, a belt 7, a driven gear 8, a driving gear 9 and a motor 10, the rotating shaft 6 is rotatably connected with the supporting leg 1, and the rotating shaft 6 is connected with the screw rod 4 through the belt 7; the driven gear 8 is arranged on the rotating shaft 6; the driving gear 9 is meshed with the driven gear 8, and the driving gear 9 is in transmission connection with the motor 10. Utilize motor 10, driving gear 9, driven gear 8 to drive axis of rotation 6 and rotate, utilize axis of rotation 6, belt 7 to drive lead screw 4 and rotate, and then drive 3 lifts of subassembly of writing, convenient height-adjusting conveniently writes, conveniently observes, makes things convenient for the english teaching.

As a further improvement of the above embodiment, each writing assembly 3 comprises a frame 301 and a plurality of panels 302, wherein two frames 301 are hinged with the rotating shaft 2, one frame 301 is connected with the screw rod 4 in a threaded manner, and the other frame 301 is connected with the sliding rod 5 in a sliding manner; a plurality of panels 302 are each pivotally connected to the frame 301. Both sides of panel 302 can all carry out the board book, and panel 302 is adjustable, and the student can watch in the both sides of panel 302, only need rotate the panel 302 direction can, the flexibility is higher, improves teaching efficiency.

As a further improvement of the above embodiment, a limiting member 303 for limiting the rotation of the panel 302 is disposed on one side of the frame 301 close to the panel 302. In order to avoid the unintentional rotation of the panel 302, the limiting member 303 is provided to limit the rotation of the panel 302, when the limiting member 303 is located between the frame 301 and the panel 302, the limiting member 303 is in contact with both the frame 301 and the panel 302 to provide a certain friction force, and when the panel 302 needs to be rotated, an external force is applied from the outside to rotate the panel 302.

As a further improvement of the above embodiment, a limiting member 303 is disposed on a side of the panel 302 close to the frame 301 for limiting the rotation of the panel 302. In order to avoid the unintentional rotation of the panel 302, the limiting member 303 is provided to limit the rotation of the panel 302, when the limiting member 303 is located between the frame 301 and the panel 302, the limiting member 303 is in contact with both the frame 301 and the panel 302 to provide a certain friction force, and when the panel 302 needs to be rotated, an external force is applied from the outside to rotate the panel 302. The position-limiting member 303 is located on the panel 302 in this embodiment.

As a further improvement of the above embodiment, the limiting member 303 is an elastic block. When the panel 302 is rotated to make the panel 302 and the frame 301 in the same plane, the elastic blocks are abutted against both the frame 301 and the panel 302 and receive the pressing force, so that the panel 302 can be prevented from being rotated arbitrarily, and when the panel 302 needs to be rotated, the panel 302 can be rotated by applying an external force.

As a further improvement of the above embodiment, the two cross bars 11 are further included, the two cross bars 11 are hinged, and one ends of the two cross bars 11 far away from each other are respectively connected with the two legs 1. Two cross rods 11 are arranged to protect the writing component 3, and the writing component 3 is prevented from being accidentally pulled and damaged.

As a further improvement of the above embodiment, the bottom of both legs 1 are provided with rollers 12. The movement is convenient.

In use, the two legs 1 are pulled to pull the two writing assemblies 3 apart. Writing on the panel 302 is sufficient. The motor 10 is used for driving the rotating shaft 6 to rotate, the belt 7 is used for driving the screw rod 4 to rotate, and then the writing assembly 3 is driven to ascend and descend, so that the height is conveniently adjusted. The user need not to squat down and carries out the blackboard writing to the below of board when using, only need according to user's height to the board highly adjust can, conveniently go up and down write subassembly 3, provide convenience for english teaching process.

Both sides of panel 302 can all carry out the board book, and panel 302 is adjustable, and the student can watch in the both sides of panel 302, only need rotate the panel 302 direction can, the flexibility is higher, improves teaching efficiency.

The middle position of the writing component 3 is provided with the rotating shaft 2, so that the two writing components 3 can be folded, and when the writing board is not used, the writing board can be folded, thereby being convenient to carry.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A portable writing board for English teaching is characterized by comprising

Two support legs;

a rotating shaft arranged in a vertical direction;

2. The portable English teaching writing board of claim 1, wherein the lifting mechanism comprises a screw rod, a slide rod and a power unit, the screw rod is arranged along a vertical direction, and the screw rod is rotatably connected with one of the support legs; the sliding rods are arranged along the vertical direction and are connected with the other supporting leg; the power unit is in transmission connection with the screw rod;

3. The portable English teaching writing board of claim 2, wherein the power unit comprises a rotating shaft, a belt, a driven gear, a driving gear and a motor, the rotating shaft is rotatably connected with the supporting leg, and the rotating shaft is connected with the screw rod through the belt; the driven gear is arranged on the rotating shaft; the driving gear is engaged with the driven gear and is in transmission connection with the motor.

4. The portable English teaching writing board of claim 2, wherein each writing assembly comprises a frame and a plurality of panels, both frames are hinged to the rotating shaft, one of the frames is connected with the screw rod in a threaded manner, and the other frame is connected with the sliding rod in a sliding manner; a plurality of panels are rotatably connected to the frame.

5. The portable English teaching tablet of claim 4, wherein a limiting member is disposed on a side of the frame adjacent to the panel for limiting the rotation of the panel.

6. The portable English teaching tablet of claim 4, wherein a limiting member is disposed on a side of the panel adjacent to the frame for limiting the rotation of the panel.

7. The portable English teaching tablet of claim 5 or 6, wherein the position limiting member is an elastic block.

8. The portable English teaching writing board of claim 1, further comprising two cross bars, wherein the two cross bars are hinged, and ends of the two cross bars, which are far away from each other, are respectively connected with the two legs.

9. The portable English teaching writing board of claim 1, wherein the bottom of each of the two legs is provided with a roller.