CN210759952U

CN210759952U - Vocabulary contrast presentation device for english teaching

Info

Publication number: CN210759952U
Application number: CN201921802685.6U
Authority: CN
Inventors: 杨聃
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-06-16
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a vocabulary contrast demonstration device for English teaching in the technical field of English teaching, which comprises a bottom plate, wherein the bottom of the bottom plate is provided with a roller, the top of the bottom plate is provided with a movable shaft, the top of the movable shaft is provided with a telescopic device, the right outer wall of the telescopic device is provided with a transverse plate, the right bottom of the transverse plate is provided with a support rod, the right top of the transverse plate is connected with a turning rod through a pin shaft, the top of the telescopic device is provided with a fixed support, the right outer wall of the fixed support is connected with a movable support through a pin shaft, the front ends of the fixed support and the movable support are provided with writing boards, thereby not only increasing the English writing area, leading teachers not to wipe off words when writing, and conveniently replacing the writing boards, simultaneously being convenient for students to transcribe English words on the writing boards, and being capable of conveniently performing, meanwhile, the phenomenon of confusion can not occur when the students copy conveniently.

Description

Vocabulary contrast presentation device for english teaching

Technical Field

The utility model relates to an english teaching technical field specifically is a vocabulary contrast presentation device for english teaching.

Background

The most important is to the teaching memory of english word in the english teaching, is used for english teaching word to use among the current device to be presentation device more. Present presentation device is mostly only a demonstration board, write the word on demonstration board like this, just can continue the teaching by timely erasing after writing finishing, the copying of inconvenient classmates, most directness is written on presentation device in the teaching simultaneously, the inconvenient change of clipboard or save, it is inconvenient to teach, the student does not well overturn presentation device when the time is taken notes extraclass and copies, the in-process of copying is because the division that does not write regional on the clipboard, the phenomenon that the handwriting is confused also appears easily. Therefore, the vocabulary comparison demonstration device for English teaching is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vocabulary contrast presentation device for english teaching to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vocabulary contrast presentation device for english teaching, includes the bottom plate, the bottom of bottom plate sets up the gyro wheel, the top of bottom plate sets up the loose axle, the top of loose axle sets up the telescoping device, and both ends all set up the bearing with the junction of bottom plate and telescoping device respectively about the loose axle, the right side outer wall of telescoping device sets up the diaphragm, the right side bottom of diaphragm sets up the bracing piece, and the bottom of bracing piece sets up the gyro wheel, the right side top of diaphragm is through round pin hub connection turning rod, the top of telescoping device sets up the fixed bolster, the right side outer wall of fixed bolster is through round pin hub connection movable support, the fixed bolster all sets up the clipboard with the front end of movable support, the left side outer wall of fixed bolster sets up the couple, the outer wall of couple cup joints the rope, the other end connection blackboard.

Further, the telescoping device is including setting up the cavity body at the loose axle top, the inner chamber of cavity body sets up the movable rod, the movable rod sets up the slide at hollow cavity body inner chamber expansion end, the right side outer wall of movable rod sets up the pull rod, and the pull rod extends to the outside of cavity body, the outer wall activity of pull rod cup joints the spacing lantern ring.

Furthermore, one end, close to the outer wall of the hollow pipe body, of the limiting lantern ring is provided with a limiting clamping block, the outer wall of the right side of the hollow pipe body is provided with an open slot matched with the pull rod, and the outer walls of the front side and the rear side of the open slot are provided with clamping grooves matched with the limiting clamping block.

Further, the left and right sides outer wall of slide all sets up the slider, and the inner chamber of cavity body sets up the spout that matches with the slider, the left and right sides outer wall of clipboard all sets up spacing slider, and the left and right sides inner wall of fixed bolster and movable support all sets up the spout that matches with spacing slider.

Further, the writing surface of clipboard evenly sets up three line check, and sets up the translation between two sets of adjacent three line check and write the blank, the top of clipboard sets up the link.

Further, the fixed bolster is double-sided support with the movable support, and the fixed bolster all sets up the recess that matches with the clipboard with the both sides outer wall around the movable support.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a round pin hub connection fixed bolster and movable support, fixed bolster and movable support all set up to two-sided can the activity place the clipboard, can drive fixed bolster and movable support through the pivot and rotate, have not only increaseed and write the area, make the teacher can not wipe the word when writing the english, and conveniently change the clipboard, make things convenient for the student to copy the english word on the clipboard in the break simultaneously;

2. the utility model discloses set up three line check on the clipboard and be used for writing the english, set up the blank of writing that is used for the translation in the interval department of three line check, english is write and the translation separately goes on when can conveniently imparting knowledge to students, can not appear the phenomenon of obscuring when making things convenient for the student to copy simultaneously.

Drawings

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

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

fig. 3 is a schematic view of the structure of the telescopic farm of the present invention.

In the figure: 1. a base plate; 2. a movable shaft; 3. a telescoping device; 31. a hollow tube body; 32. a movable rod; 33. a slide plate; 34. a pull rod; 35. a limiting lantern ring; 4. a transverse plate; 5. a support bar; 6. turning over the rod; 7. fixing a bracket; 8. a movable support; 9. a writing board; 10. hooking; 11. a rope; 12. a blackboard eraser; 13. and (4) a groove.

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. 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.

Referring to fig. 1-3, the present invention provides a technical solution: a vocabulary contrast demonstration device for English teaching comprises a bottom plate 1, rollers are arranged at the bottom of the bottom plate 1, a movable shaft 2 is arranged at the top of the bottom plate 1, a telescopic device 3 is arranged at the top of the movable shaft 2, bearings are respectively arranged at the upper end and the lower end of the movable shaft 2 and the joints of the bottom plate 1 and the telescopic device 3, a transverse plate 4 is arranged on the outer wall of the right side of the telescopic device 3, a support rod 5 is arranged at the bottom of the right side of the transverse plate 4, the rollers are arranged at the bottom of the support rod 5, the top of the right side of the transverse plate 4 is connected with a turnover rod 6 through a pin shaft, a fixed bracket 7 is arranged at the top of the telescopic device 3, the outer wall of the right side of the fixed bracket 7 is connected with a movable bracket 8 through a pin shaft, writing boards 9 are arranged at the front ends of the fixed bracket 7 and the movable bracket 8, a hook 10 is arranged on the outer, the blackboard eraser 12 is convenient to use.

As shown in fig. 3, the telescopic device 3 includes a hollow tube 31 disposed at the top of the movable shaft 2, a movable rod 32 is disposed in an inner cavity of the hollow tube 31, the movable rod 32 is disposed at a movable end of the inner cavity of the hollow tube 31 and provided with a sliding plate 33, a pull rod 34 is disposed on an outer wall of a right side of the movable rod 32, the pull rod 34 extends to an outer side of the hollow tube 31, a limiting sleeve ring 35 is movably sleeved on an outer wall of the pull rod 34, and the movable rod 32 is driven by a clamping rod 34 in the telescopic device 3 to move up and down in the hollow tube 31, so that the movable rod 32 can be driven to move up, and the heights of the fixed bracket;

as shown in fig. 3, one end of the limiting lantern ring 35 close to the outer wall of the hollow pipe body 31 is provided with a limiting fixture block, the outer wall of the right side of the hollow pipe body 31 is provided with an open slot matched with the pull rod 34, the outer walls of the front side and the rear side of the open slot are respectively provided with a clamping slot matched with the limiting fixture block, the limiting fixture block is clamped in the clamping slot, the height of the movable rod 32 in the hollow pipe body 31 is fixed, and the stability of the movable rod 32 is ensured;

as shown in fig. 1 and 3, the outer walls of the left and right sides of the sliding plate 33 are provided with sliding blocks, the inner cavity of the hollow tube 31 is provided with sliding grooves matched with the sliding blocks, the outer walls of the left and right sides of the writing board 9 are provided with limiting sliding blocks, and the inner walls of the left and right sides of the fixed support 7 and the movable support 8 are provided with sliding grooves matched with the limiting sliding blocks, so that the sliding blocks slide in the sliding grooves, the movable rod 32 is guaranteed to slide in the hollow tube 31 in a limiting manner, and the limiting sliding blocks slide in the sliding grooves, so that the writing board 9 can be inserted in the fixed support 7 and the movable support;

as shown in fig. 1, three-line grids are uniformly arranged on the writing surface of the writing board 9, a translation writing white board is arranged between two adjacent three-line grids, and a hanging ring is arranged at the top of the writing board 9, so that english can be conveniently written on the writing board 9, translation is convenient, writing marks are clear and can be conveniently recognized, and meanwhile, redundant writing boards can be hung on the wall surface in a classroom by arranging the hanging ring, so that a student can conveniently copy;

as shown in fig. 2, the fixed support 7 and the movable support 8 are double-sided supports, the outer walls of the front side and the rear side of the fixed support 7 and the outer wall of the rear side of the movable support 8 are provided with grooves 13 matched with the writing board 9, and the grooves 13 are arranged on the double sides of the fixed support 7 and the movable support 8, so that the demonstration device can be effectively utilized, and the use space is reduced.

Example (b): when the demonstration device is used for English teaching, the bottom plate 1 is firstly moved into a classroom through the rollers, the height of the fixed bracket 7 is adjusted through the telescopic device 3, the pull rod 34 is pulled by hand to drive the movable rod 32 to move upwards in the hollow tube body 31, after the height is adjusted to a comfortable writing height, the limiting lantern ring 35 on the pull rod 34 is pushed to ensure that the limiting lantern ring 35 is clamped and fixed in the clamping groove on the outer wall of the hollow pipe body 31 through the limiting clamping block, then the movable bracket 8 is turned over on the fixed bracket 7 through the pin shaft, the turning rod 6 is turned over at the same time, the movable bracket 8 is fixed at the top of the turning rod 6, the writing board 9 is placed on the movable bracket 8 and the fixed bracket 7, writing is carried out on the writing board 9, and when the student copied, the student can drive the fixed bolster 7 through the loose axle 2 and rotate, and the movable bolster 8 drives the bracing piece 5 and slides subaerial to conveniently change and copy.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a vocabulary contrast presentation device for english teaching, includes bottom plate (1), the bottom of bottom plate (1) sets up gyro wheel, its characterized in that: the top of the bottom plate (1) is provided with a movable shaft (2), the top of the movable shaft (2) is provided with a telescopic device (3), the upper end and the lower end of the movable shaft (2) are respectively provided with a bearing at the joint of the bottom plate (1) and the telescopic device (3), the right outer wall of the telescopic device (3) is provided with a transverse plate (4), the right bottom of the transverse plate (4) is provided with a support rod (5), the bottom of the support rod (5) is provided with a roller, the right top of the transverse plate (4) is connected with a turning rod (6) through a pin shaft, the top of the telescopic device (3) is provided with a fixed support (7), the right outer wall of the fixed support (7) is connected with a movable support (8) through a pin shaft, the front ends of the fixed support (7) and the movable support (8) are both provided with a writing board (9), the left outer wall, the outer wall of the hook (10) is sleeved with a rope (11), and the other end of the rope (11) is connected with a blackboard eraser (12).

2. The vocabulary contrast presentation device for english teaching of claim 1, characterized in that: telescoping device (3) is including setting up cavity body (31) at loose axle (2) top, the inner chamber of cavity body (31) sets up movable rod (32), movable rod (32) set up slide (33) at cavity body (31) inner chamber expansion end, the right side outer wall of movable rod (32) sets up pull rod (34), and pull rod (34) extend to the outside of cavity body (31), the outer wall activity of pull rod (34) cup joints spacing lantern ring (35).

3. The vocabulary contrast presentation device for english teaching of claim 2, characterized in that: the limiting clamping block is arranged at one end, close to the outer wall of the hollow pipe body (31), of the limiting sleeve ring (35), an open groove matched with the pull rod (34) is formed in the outer wall of the right side of the hollow pipe body (31), and clamping grooves matched with the limiting clamping block are formed in the outer walls of the front side and the rear side of the open groove.

4. The vocabulary contrast presentation device for english teaching of claim 2, characterized in that: the outer wall of the left side and the right side of the sliding plate (33) are both provided with sliding blocks, the inner cavity of the hollow pipe body (31) is provided with sliding grooves matched with the sliding blocks, the outer wall of the left side and the outer wall of the right side of the writing board (9) are both provided with limiting sliding blocks, and the inner walls of the left side and the right side of the fixed support (7) and the movable support (8) are both provided with sliding grooves matched with the limiting sliding blocks.

5. The vocabulary contrast presentation device for english teaching of claim 1, characterized in that: the writing surface of clipboard (9) evenly sets up three line check, and sets up the translation between two sets of adjacent three line check and write the blank, the top of clipboard (9) sets up the link.

6. The vocabulary contrast presentation device for english teaching of claim 1, characterized in that: the fixed support (7) and the movable support (8) are both double-sided supports, and the outer walls of the front side and the rear side of the fixed support (7) and the outer walls of the front side and the rear side of the movable support (8) are both provided with grooves (13) matched with the writing board (9).