CN211207679U

CN211207679U - Height-adjustable and mobilizable teaching aid for english teaching

Info

Publication number: CN211207679U
Application number: CN202020185493.1U
Authority: CN
Inventors: 张群
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2020-08-07
Anticipated expiration: 2030-02-19

Abstract

The utility model belongs to the technical field of teaching, especially, be a height-adjustable and mobilizable english teaching aid, the on-line screen storage device comprises a base, set up the cavity in the base, be provided with the ratch in the cavity, the upper end fixedly connected with universal joint of ratch, the upper end fixedly connected with backup pad of universal joint, set up flutedly in the backup pad; the utility model discloses, through setting up the universal joint angle of being convenient for adjust the backup pad tilt around under the effect of ratch, make things convenient for the teaching personnel to demonstrate the teaching to the teaching articles for use in the backup pad simultaneously, also make things convenient for the study personnel to observe, it can drive splint to control relative movement to set up spring and telescopic link, the teaching personnel of also being convenient for simultaneously presss from both sides tightly teaching aid, it removes the integrated device to set up the universal wheel and is convenient for the teaching personnel, also make things convenient for the teaching of different positions and angle simultaneously, the whole that makes through mutually supporting between each structure uses better.

Description

Height-adjustable and mobilizable teaching aid for english teaching

Technical Field

The utility model belongs to the technical field of the teaching, concretely relates to teaching aid is used in english teaching of height-adjustable and mobilizable.

Background

English is the most extensive first language in the world, and English contains about 49 ten thousand words, and about 30 ten thousand technical nouns of plus are the language that the vocabulary is the most, also are the official language of European Union and many international organizations and the state of the English federal, possess the third position's native language user number in the world, only be inferior to Chinese and Spanish native language user people, at present in the aspect of the show of english teaching materials, the teacher can only put the article that needs the show on the podium, be not convenient for the study personnel to comprehensive observation of show, because the study personnel that present show platform height must be inconvenient carry out better study, for better letting the study personnel carry out the mobilizable english teaching materials of height adjustable specially.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a height-adjustable and mobilizable teaching aid for english teaching has can cup joint height and angle, and the integrated device of also being convenient for simultaneously removes characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a height-adjustable and mobilizable teaching aid for english teaching, the on-line screen storage device comprises a base, the cavity has been seted up in the base, be provided with the ratch in the cavity, the upper end fixedly connected with universal joint of ratch, the upper end fixedly connected with backup pad of universal joint, set up flutedly in the backup pad, fixedly connected with telescopic link in the recess, the one end fixedly connected with splint of telescopic link, the spring has been cup jointed on the telescopic link surface, the one end of spring and the inner wall fixed connection of recess, the other end and the splint fixed connection of spring.

Preferably, the bearing is embedded in the base, a rotating shaft penetrates through the bearing, a rotary disc is fixedly connected with one end of the rotating shaft, a gear is fixedly connected with the other end of the rotating shaft, and the gear is meshed with the rack.

Preferably, a sliding groove is formed in the groove, a sliding block is connected in the sliding groove in a sliding mode, and the sliding block is fixedly connected with the clamping plate.

Preferably, a storage chamber is arranged in the base, and an observation window is arranged on the side surface of the base.

Preferably, the base is movably connected with a box door through a hinge, a handle is arranged on the box door, the box door is in lap joint with the storage chamber, and universal wheels are fixedly connected to the bottom end of the base.

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

the utility model discloses, through setting up the universal joint angle of being convenient for adjust backup pad front and back slope under the effect of ratch, make things convenient for the teaching personnel to demonstrate the teaching to the teaching articles for use in the backup pad simultaneously, also make things convenient for the study personnel to observe, it can drive the ratch through the gear and carry out the oscilaltion to set up the carousel under the effect of pivot and bearing, the personnel that also make things convenient for the teaching simultaneously are to the operation of backup pad, set up spring and telescopic link and can drive splint and control relative movement, the teaching personnel of also being convenient for simultaneously press from both sides the utensil of imparting knowledge to students, it removes integrated device to set up the universal wheel and be convenient for the teaching personnel of imparting knowledge to students, the whole that makes through the mutually supporting between each.

Drawings

The accompanying drawings 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 invention and not to limit the invention. In the drawings:

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

fig. 2 is a schematic top view of the support plate of the present invention;

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

in the figure: 1. a base; 2. a chamber; 3. a rack bar; 4. a universal joint; 5. a gear; 6. a bearing; 7. a rotating shaft; 8. a turntable; 9. a storage chamber; 10. a box door; 11. a hinge; 12. a handle; 13. a support plate; 14. a groove; 15. a telescopic rod; 16. a spring; 17. a splint; 18. a chute; 19. a slider; 20. an observation window; 21. a universal wheel.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a height-adjustable and movable teaching aid for English teaching comprises a base 1, wherein a cavity 2 is formed in the base 1, a toothed bar 3 is arranged in the cavity 2, a universal joint 4 is fixedly connected to the upper end of the toothed bar 3, the front and back inclined angle of a supporting plate 13 can be conveniently adjusted under the action of the toothed bar 3 through the universal joint 4, teaching personnel can conveniently display and teach teaching articles on the supporting plate 13, and can conveniently observe the teaching articles, a supporting plate 13 is fixedly connected to the upper end of the universal joint 4, a groove 14 is formed in the supporting plate 13, a telescopic rod 15 is fixedly connected in the groove 14, a clamping plate 17 is fixedly connected to one end of the telescopic rod 15, a spring 16 is sleeved on the surface of the telescopic rod 15, the spring 16 and the telescopic rod 15 are arranged to drive the clamping plate 17 to move left and right relatively, and the teaching personnel can conveniently clamp the teaching articles, one end of the spring 16 is fixedly connected with the inner wall of the groove 14, and the other end of the spring 16 is fixedly connected with the clamping plate 17.

It is specific, it has bearing 6 to inlay in the base 1, wear to be equipped with pivot 7 in the bearing 6, the one end fixedly connected with carousel 8 of pivot 7 sets up carousel 8 and can drive ratch 3 through gear 5 and carry out the oscilaltion under the effect of pivot 7 and bearing 6, also makes things convenient for the personnel of teaching to the operation of backup pad 13 simultaneously, the other end fixedly connected with gear 5 of pivot 7,

gear

5 and 3 meshes of ratch.

Specifically, a sliding groove 18 is formed in the groove 14, a sliding block 19 is connected in the sliding groove 18 in a sliding manner, and the sliding block 19 is fixedly connected with the clamping plate 17.

Specifically, set up apotheca 9 in the base 1, set up apotheca 9 and can store the article of show, the side of base 1 is provided with observation window 20.

Specifically, base 1 has chamber door 10 through 11 swing joint of hinge, be provided with handle 12 on the chamber door 10,

chamber door

10 and 9 overlap joints of apotheca, 1 bottom fixedly connected with universal wheel 21 of base sets up universal wheel 21 and is convenient for the teaching personnel and removes the integrated device, also makes things convenient for the teaching of different positions and angle simultaneously.

The utility model discloses a theory of operation and use flow: the utility model discloses, during the use, the teaching personnel move the device appointed position through universal wheel 21, put teaching aid between splint 17 through pulling splint 17 under the effect of spring 16 and telescopic link 15, the carousel 8 of rethread rotation both sides, carousel 8 rotates and will drive gear 5 through pivot 7 and rotate, gear 5 drives ratch 3 and carries out the upward movement simultaneously, can adjust the height of backup pad 13 under the cooperation of universal joint 4, the angle of slope can be adjusted backup pad 13 around according to ratch 3 around and demonstrate, the teaching personnel also can open chamber door 10 under the effect of hinge 11 through handle 12, take out or store the teaching show article, and accomplish the teaching of teaching personnel.

Finally, it should be noted that: 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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a height-adjustable and mobilizable teaching aid for english teaching, includes base (1), its characterized in that: the utility model discloses a portable electric tool, including base (1), cavity (2) have been seted up in base (1), be provided with ratch (3) in cavity (2), upper end fixedly connected with universal joint (4) of ratch (3), upper end fixedly connected with backup pad (13) of universal joint (4), recess (14) have been seted up on backup pad (13), fixedly connected with telescopic link (15) in recess (14), one end fixedly connected with splint (17) of telescopic link (15), spring (16) have been cup jointed on telescopic link (15) surface, the one end of spring (16) and the inner wall fixed connection of recess (14), the other end and splint (17) fixed connection of spring (16).

2. The height-adjustable and movable teaching aid for english teaching according to claim 1, characterized in that: the base is embedded with a bearing (6) in the base (1), a rotating shaft (7) is arranged in the bearing (6) in a penetrating mode, one end of the rotating shaft (7) is fixedly connected with a turntable (8), the other end of the rotating shaft (7) is fixedly connected with a gear (5), and the gear (5) is meshed with a rack bar (3).

3. The height-adjustable and movable teaching aid for english teaching according to claim 1, characterized in that: a sliding groove (18) is formed in the groove (14), a sliding block (19) is connected in the sliding groove (18) in a sliding mode, and the sliding block (19) is fixedly connected with the clamping plate (17).

4. The height-adjustable and movable teaching aid for english teaching according to claim 1, characterized in that: a storage chamber (9) is formed in the base (1), and an observation window (20) is arranged on the side face of the base (1).

5. The height-adjustable and movable teaching aid for english teaching according to claim 1, characterized in that: base (1) has chamber door (10) through hinge (11) swing joint, be provided with handle (12) on chamber door (10), chamber door (10) and apotheca (9) overlap joint, base (1) bottom fixedly connected with universal wheel (21).