CN210493343U

CN210493343U - Interactive english teaching presentation device

Info

Publication number: CN210493343U
Application number: CN201920416966.1U
Authority: CN
Inventors: 王振庆
Original assignee: Jiangxi Vocational Technical College of Industrial Engineering
Current assignee: Jiangxi Vocational Technical College of Industrial Engineering
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-05-12
Anticipated expiration: 2029-03-29

Abstract

The utility model discloses an interactive english teaching presentation device belongs to the teaching field. An interactive english teaching presentation device, comprising: a base mechanism for supporting a play set, further comprising: set up blackboard mechanism, the wiping mechanism who is used for wiping blackboard mechanism that are used for blackboard writing on base mechanism, blackboard mechanism and base mechanism swing joint, wiping mechanism and blackboard mechanism swing joint, base mechanism include the bottom plate that the level set up, the bottom plate be the cuboid, the teacher of riding instead of lessons is when writing full with little blackboard, only needs to promote little blackboard and rotates and can realize wiping the blackboard, convenient and fast, the utility model discloses under the condition that the bearing damaged, little blackboard can not rotate this moment, inserts the brake lever insert the annular, takes the inserted bar out spacing hole, and the teacher of riding instead of lessons promotes the bracing piece and rotates this moment, and the bracing piece drives blackboard eraser simultaneous movement, cleans little blackboard when the blackboard eraser motion, the utility model has the aforesaid two kinds of motion patterns, and the reliability is high.

Description

Interactive english teaching presentation device

Technical Field

The utility model belongs to the teaching field especially relates to an interactive english teaching presentation device.

Background

When english teaching, the teacher of giving a lesson can use little blackboard sometimes, compensate the not enough problem of backplate blackboard writing area through little blackboard, also emphasize something sometimes through little blackboard, but current little blackboard removes inconveniently, and current little blackboard is because can write the area little, need frequently clean, the teacher of giving a lesson need frequently follow the lectern and take the blackboard eraser, comparatively troublesome, and it is not quick enough when wiping the blackboard, the time of giving lessons has been wasted, the efficiency of giving lessons has been reduced.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Troublesome problem when wiping to the little blackboard that exists among the prior art, the utility model aims to provide an interactive english teaching presentation device solves the slow problem of blackboard of wiping.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

An interactive english teaching presentation device, comprising: a base mechanism for supporting a play set, further comprising: set up blackboard mechanism, the mechanism of wiping that is used for wiping blackboard mechanism that are used for blackboard writing on base mechanism, blackboard mechanism and base mechanism swing joint, wipe mechanism and blackboard mechanism swing joint, base mechanism include the bottom plate that the level set up, the bottom plate be the cuboid, the bottom four corners of bottom plate all is provided with the universal wheel, bottom plate top center department is provided with the vertical backup pad that upwards extends, backup pad center department top seted up the conducting hole, the conducting hole runs through backup pad wall thickness and conducting hole axial perpendicular backup pad, the conducting hole in the matching be provided with the fixed axle, the one end of fixed axle stretch out the conducting hole, the fixed axle is coaxial to be seted up through hole and extends to the ascending both ends of fixed axle length direction.

Preferably, the fixed shaft is movably connected with the blackboard mechanism and the wiping mechanism, the base mechanism further comprises a braking hole formed in the top of the supporting plate, the extending direction of the braking hole is perpendicular to the bottom plate, the braking hole extends to the bottom plate, a braking plate capable of sliding along the guiding direction of the braking hole is arranged in the braking hole in a matched mode, the top end of the braking plate extends out of the braking hole, the bottom end of the braking plate penetrates through the bottom plate to abut against the ground, and the braking plate is made of rubber.

Preferably, blackboard mechanism include that coaxial sleeve locates the outside bearing of fixed axle suspension end, the coaxial cover in outside of bearing is equipped with the little blackboard of circular shape, little blackboard towards the coaxial annular of having seted up in one side of backup pad, laid the damping layer in the annular, blackboard mechanism still including seting up the intercommunicating pore in the backup pad, intercommunicating pore axial perpendicular to backup pad and intercommunicating pore run through the backup pad wall thickness, the downthehole matching of intercommunicating pore is provided with can follow the gliding brake lever of intercommunicating pore direction, the brake lever matches with the annular.

Preferably, the wiping mechanism comprises a rotating shaft which is arranged in the through hole in a matching manner, the rotating shaft can rotate around the axis of the rotating shaft, one end of the rotating shaft, which is far away from the small blackboard, extends out of the through hole, the suspension end of the rotating shaft is provided with a supporting rod, the supporting rod is vertical to the rotating shaft and extends along the radial direction of the small blackboard, the length of the supporting rod is equal to the radius of the small blackboard, one side of the supporting rod, which is towards the small blackboard, is provided with an eraser, the eraser is as long as the supporting rod and the eraser is against the small blackboard, one end of the rotating shaft, which is far away from the eraser, extends out of the outside, one side of the supporting plate, which is far away from the eraser, is provided with a pair of limiting rods which are parallel to each other, the limiting rods are parallel to the rotating shaft and are arranged, the inserted bar can slide along the axial direction of the through-hole and the limiting hole.

3. Has the advantages that:

1. the utility model discloses a promote little blackboard and rotate around self axis, realize that little blackboard and blackboard eraser take place relative motion, at little blackboard and the in-process that the relative motion took place for the blackboard eraser, the blackboard eraser is cleaned little blackboard, and after little blackboard rotation three hundred sixty degrees, the blackboard eraser has accomplished cleaning to little blackboard, and the teacher of riding instead of lessons is when writing full with little blackboard, only needs to promote little blackboard and rotates and can realize wiping blackboard, convenient and fast.

2. The utility model discloses under the condition that the bearing damaged, little blackboard can not rotate this moment, with brake lever insert ring groove, take the inserted bar out spacing hole, teacher's promotion bracing piece now instead of lessons promotes the rotation, and the bracing piece drives the blackboard eraser simultaneous movement, cleans little blackboard when the blackboard eraser motion, the utility model has foretell two kinds of motion modes, and the reliability is high.

Drawings

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

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

FIG. 3 is a partial schematic view of the base mechanism of the present invention;

FIG. 4 is a schematic view of the supporting plate of the present invention;

FIG. 5 is a schematic view of a partial structure of the blackboard mechanism of the present invention;

FIG. 6 is a schematic view of the connection structure of the supporting plate and the wiping mechanism of the present invention;

fig. 7 is a schematic view of a partial structure of the wiping mechanism of the present invention.

Fig. 8 is a schematic view of a partial structure of the wiping mechanism of the present invention.

The reference numbers in the figures illustrate:

10. a base mechanism; 110. a base plate; 120. a universal wheel; 130. a support plate; 140. a fixed shaft; 150. a through hole; 160. a brake plate; 170. a brake hole; 180. a via hole; 20. a blackboard mechanism; 210. a small blackboard; 220. a bearing; 230. a ring groove; 240. a brake lever; 250. a communicating hole; 30. a wiping mechanism; 310. a support bar; 320. erasing the blackboard; 330. a rotating shaft; 340. a limiting rod; 350. a limiting hole; 360. inserting holes; 370. a connecting rod; 380. and (4) inserting the rod.

Detailed Description

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the mechanism or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

An interactive english teaching presentation device, comprising: a base mechanism 10 for supporting a play set, further comprising: set up blackboard mechanism 20 that is used for blackboard writing on base mechanism 10, a wiping mechanism 30 that is used for wiping blackboard mechanism 20, blackboard mechanism 20 and base mechanism 10 swing joint, wiping mechanism 30 and blackboard mechanism 20 swing joint, during the use, teacher's rotatory blackboard mechanism 20 instead of lessons, blackboard mechanism 20 and wiping mechanism 30 relative motion, wiping mechanism 30 accomplishes to the blackboard writing on blackboard mechanism 20 and wipes, accomplish through rotatory blackboard mechanism 20 and wipe the blackboard writing, and is convenient and fast, is favorable to improving the efficiency of giving lessons.

Base mechanism 10 include the bottom plate 110 that the level set up, bottom plate 110 be the cuboid, the bottom four corners of bottom plate 110 all is provided with universal wheel 120, bottom plate 110 top center department is provided with vertical upwards extending's backup pad 130, backup pad 130 center department top seted up the via hole 180, the via hole 180 runs through backup pad 130 wall thickness and the perpendicular backup pad 130 of via hole 180 axial, via hole 180 in the matching be provided with fixed axle 140, fixed axle 140 and blackboard mechanism 20 and wiping mechanism 30 swing joint, the one end of fixed axle 140 stretch out the via hole 180, fixed axle 140 is coaxial to be seted up through-hole 150 and extends to the ascending both ends of fixed axle 140 length direction.

The base mechanism 10 further comprises a braking hole 170 formed in the top of the supporting plate 130, the extending direction of the braking hole 170 is perpendicular to the bottom plate 110, the braking hole 170 extends to the bottom plate 110, a braking plate 160 capable of sliding along the guiding direction of the braking hole 170 is arranged in the braking hole 170 in a matching mode, the top end of the braking plate 160 extends out of the braking hole 170, the bottom end of the braking plate 160 penetrates through the bottom plate 110 and abuts against the ground, the braking plate 160 is made of rubber, and the sliding of the demonstration device during teaching can be prevented due to the fact that the braking plate 160 abuts against the ground.

Blackboard mechanism 20 include that coaxial cover locates the outside bearing 220 of fixed axle 140 suspension end, the coaxial cover in outside of bearing 220 is equipped with circular shape little blackboard 210, little blackboard 210 has seted up annular 230 towards the one side of backup pad 130 is coaxial, laid the damping layer in the annular 230, blackboard mechanism 20 still including seting up the intercommunicating pore 250 on backup pad 130, intercommunicating pore 250 axial perpendicular to backup pad 130 and intercommunicating pore 250 run through backup pad 130 wall thickness, the intercommunicating pore 250 internal match is provided with can follow the gliding brake lever 240 of intercommunicating pore 250 direction, brake lever 240 matches with annular 230, when brake lever 240 inserts in the annular 230, little blackboard 210 restriction is rotated, when brake lever 240 breaks away from annular 230, little blackboard 210 can rotate around self axis this moment.

The wiping mechanism 30 includes a rotating shaft 320 disposed in the through hole 150 in a matching manner, the rotating shaft 320 can rotate around its own axis, one end of the rotating shaft 320, which is away from the small blackboard 210, extends out of the through hole 150, a support rod 310 is disposed at a suspension end of the rotating shaft 320, the support rod 310 is perpendicular to the rotating shaft 320 and extends along the radial direction of the small blackboard 210, the length of the support rod 310 is equal to the radius of the small blackboard 210, one side of the support rod 310, which faces the small blackboard 210, is provided with an eraser 330, the eraser 330 is equal to the support rod 310 in length and the eraser 330 abuts against the small blackboard 210, one end of the rotating shaft 320, which is away from the eraser 330, extends out of the outside, one side of the support plate 130, which is away from the eraser 330, is provided with a pair of parallel limit rods 340, the limit rods 340 are parallel to the rotating shaft 320, the, the two limiting rods 340 are provided with through holes 360 matched with the limiting holes 350, the through holes 360 and the limiting holes 350 are internally provided with inserting rods 380 in a matched manner, and the inserting rods 380 can axially slide along the through holes 360 and the limiting holes 350.

When the blackboard eraser is used, the demonstration device is pushed to enter a designated position, the braking plate 160 is pressed downwards at the moment, the braking plate 160 is abutted against the ground, the friction force between the braking plate 160 and the ground can prevent the demonstration device from sliding, when the small blackboard 210 is full of chalk characters, the braking rod 240 is separated from the annular groove 230, a teacher in stead of lessons grasps the edge of the small blackboard 210 to push the small blackboard 210 to rotate, the small blackboard 210 is rubbed with the eraser 330, the chalk characters are wiped by the eraser 330 along with the rotation of the small blackboard 210, when the bearing 220 is damaged, the braking rod 240 is inserted into the annular groove 230, the inserting rod 380 is drawn out of the limiting hole 350, the teacher in stead of lessons pushes the supporting rod 310 to rotate, the supporting rod 310 drives the eraser 330 to synchronously move, the small blackboard 210 is wiped while the eraser 330 moves, the small blackboard 210 can be rapidly wiped by the method, the blackboard eraser is not required to be frequently taken by, the teaching efficiency is improved.

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. An interactive english teaching presentation device, comprising: a base mechanism (10) for supporting a play set, further comprising: set up blackboard mechanism (20) that is used for the blackboard writing on base mechanism (10), be used for wiping mechanism (30) of blackboard mechanism (20), blackboard mechanism (20) and base mechanism (10) swing joint, wipe mechanism (30) and blackboard mechanism (20) swing joint, base mechanism (10) including bottom plate (110) that the level set up, bottom plate (110) be the cuboid, the bottom four corners of bottom plate (110) all is provided with universal wheel (120), bottom plate (110) top center department is provided with vertical backup pad (130) that upwards extends, backup pad (130) center department top seted up conducting hole (180), conducting hole (180) run through backup pad (130) wall thickness and conducting hole (180) axial vertical backup pad (130), conducting hole (180) in the matching be provided with fixed axle (140), the one end of fixed axle (140) stretch out conducting hole (180), the fixing shaft (140) is coaxially provided with a through hole (150), and the through hole (150) extends to two ends of the fixing shaft (140) in the length direction.

2. The interactive english teaching presentation device of claim 1, wherein: fixed axle (140) and blackboard mechanism (20) and wiping mechanism (30) swing joint, base mechanism (10) still including seting up braking hole (170) at backup pad (130) top, perpendicular bottom plate (110) of the extending direction of braking hole (170) and braking hole (170) extend to bottom plate (110), the matching is provided with in braking hole (170) and follows the gliding braking board (160) of braking hole (170) direction, braking hole (170) are stretched out to the top of braking board (160), bottom plate (110) conflict ground is passed to the bottom of braking board (160), the material of braking board (160) is rubber.

3. The interactive english teaching presentation device of claim 1, wherein: blackboard mechanism (20) locate fixed axle (140) suspension end outside bearing (220) including coaxial cover, the coaxial cover in outside of bearing (220) is equipped with circular shape little blackboard (210), and annular (230) have been seted up towards one side of backup pad (130) is coaxial in little blackboard (210), has laid the damping layer in annular (230), blackboard mechanism (20) still including seting up intercommunicating pore (250) on backup pad (130), intercommunicating pore (250) axial perpendicular to backup pad (130) and intercommunicating pore (250) run through backup pad (130) wall thickness, the cooperation is provided with in intercommunicating pore (250) and can follow gliding brake lever (240) of intercommunicating pore (250) direction, brake lever (240) and annular (230) match.

4. An interactive english teaching demonstration device according to claim 3, characterized in that: the wiping mechanism (30) comprises a rotating shaft (320) arranged in the through hole (150) in a matching mode, the rotating shaft (320) can rotate around the axis of the rotating shaft (320), one end, deviating from the small blackboard (210), of the rotating shaft (320) extends out of the through hole (150), a supporting rod (310) is arranged at the suspension end of the rotating shaft (320), the supporting rod (310) is perpendicular to the rotating shaft (320) and extends along the radial direction of the small blackboard (210), the length of the supporting rod (310) is equal to the radius of the small blackboard (210), one side, facing away from the small blackboard (210), of the supporting rod (310) is provided with an eraser (330), the eraser (330) is as long as the supporting rod (310) and the eraser (330) conflicts with the small blackboard (210), one end, deviating from the eraser (330), of the rotating shaft (320) extends out of the outside, one side, deviating from the eraser (330), of the supporting rod (130) is provided with a pair of mutually parallel limiting rods (340), the limiting rods (, a connecting rod (370) is arranged between the suspension ends of the two limiting rods (340), a limiting hole (350) is formed in one end, close to the connecting rod (370), of the rotating shaft (320), a through hole (360) matched with the limiting hole (350) is formed in the two limiting rods (340), an inserting rod (380) is arranged in the through hole (360) and the limiting hole (350) in a matched mode, and the inserting rod (380) can axially slide along the through hole (360) and the limiting hole (350).