CN213339270U

CN213339270U - Teaching aid is used in english teaching of high school convenient to adjust

Info

Publication number: CN213339270U
Application number: CN202022570357.7U
Authority: CN
Inventors: 彭继峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-08
Filing date: 2020-11-08
Publication date: 2021-06-01
Anticipated expiration: 2030-11-08

Abstract

The utility model belongs to the technical field of the teaching aid, especially, be a teaching aid is used in high school's english teaching convenient to adjust, including the blackboard, the left and right sides of blackboard rotates and is connected with the pivot, the one end of pivot is rotated and is connected with the support column, the draw-in groove has been seted up in the left and right sides four corners of blackboard, notch one has been seted up to the lower extreme of support column, sliding connection has the checkpost in the notch one, checkpost one end fixedly connected with protecting cover, the lower extreme fixedly connected with fixed block one of support column, the lower extreme fixedly connected with screw thread post. The utility model discloses the teaching aid passes through the design of blackboard and pivot, can write at the blackboard two-sided, writes regional grow, need not often clean the blackboard, through the design of draw-in groove and checkpost for the blackboard is more stable, can not appear rocking when writing, through designs such as screw post, screw thread urceolus and gear, can height-adjusting by oneself, and convenient different height users use.

Description

Teaching aid is used in english teaching of high school convenient to adjust

Technical Field

The utility model relates to a teaching aid technical field specifically is a teaching aid is used in high school's english teaching convenient to adjust.

Background

The teaching aid is a model, a real object, a specimen, an instrument, a chart, a slide show and the like for explaining something, and comprises teaching equipment, a teaching instrument, practical training equipment, education equipment, experimental equipment, a teaching specimen, a teaching model and the like. The teacher in the middle school foreign language needs to continuously write and erase words on the blackboard with chalk when teaching the students with foreign language words, and the teacher in the teaching mode wastes time and labor, is not easy to make the students remember English words, and is not convenient to enlarge the vocabulary of the students.

The teaching aid on the market has the following problems:

1. the teaching aid on the market structure is single, just is a simple blackboard, all fixes on the wall basically, can destroy the wall, and the length and width of blackboard is fixed moreover, because height, the region of blackboard eminence can not be ignored easily.

2. Because the teaching aid on the market is fixed, students sitting on the back row can hardly see characters below the blackboard, the teaching aid is not beneficial to learning, the writing area of the blackboard is limited, and no chalk is placed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a teaching aid is used in high school's english teaching convenient to adjust has solved fixed height, extravagant regional problem of writing.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a teaching aid convenient to adjust for high school English teaching comprises a blackboard, wherein the left side and the right side of the blackboard are rotatably connected with a rotating shaft, one end of the rotating shaft is rotatably connected with a supporting column, the four corners of the left side and the right side of the blackboard are provided with clamping grooves, the lower end of the supporting column is provided with a first notch, a clamp is slidably connected in the first notch, one end of the clamp is fixedly connected with a protecting cover, the lower end of the supporting column is fixedly connected with a first fixing block, the lower end of the first fixing block is fixedly connected with a threaded column, the threaded column is rotatably connected with a threaded outer cylinder, the lower end of the threaded outer cylinder is fixedly connected with a first gear, the first gear is rotatably connected with a second gear, the center of the second gear is fixedly connected with a U-shaped rod, one end of the, the utility model discloses a bicycle, including U type pole, running gear two, the shell, the lower extreme fixedly connected with supporting leg of shell, the lower extreme fixedly connected with base of supporting leg, the lower extreme four corners fixedly connected with fixed block two of base, the lower extreme fixedly connected with outer groove of fixed block two, the lower extreme fixedly connected with spring one of fixed block two, the lower extreme fixedly connected with basement of spring one, the upper end fixedly connected with elastic component of basement, the inboard fixedly connected with connecting rod of basement, the one end fixedly connected with fixed block three of connecting rod, both ends fixedly connected with spring two around the fixed block three, the one end fixedly connected with annular piece of spring two, both ends fixedly connected with support bar about the annular piece, the inboard fixedly connected with fixed block two of support bar.

As an optimized technical proposal of the utility model, the upper end of the shell is fixedly connected with a drawer, and the upper end of the drawer is fixedly connected with a table edge.

As an optimized technical scheme of the utility model, the quantity of draw-in groove is four, every the draw-in groove is at blackboard left and right sides four corners symmetric distribution.

As an optimized technical proposal of the utility model, the rotating shaft is rotationally connected with the blackboard, and the rotating range of the blackboard is 0-360 degrees.

As an optimized technical scheme of the utility model, there is the gap between connecting rod and the annular piece, the distance of connecting rod and annular piece is 0.5 cm.

As a preferred technical scheme of the utility model, the screw thread post is connected with the screw thread urceolus rotation, the rotation range of screw thread post is 0cm-120 cm.

(III) advantageous effects

Compared with the prior art, the utility model provides a teaching aid is used in high school's english teaching convenient to adjust possesses following beneficial effect:

1. this teaching aid is used in english teaching of high school convenient to adjust through the design of blackboard and pivot, can write at the blackboard double-sided, writes regional grow, need not often clean the blackboard, through the design of draw-in groove and checkpost for the blackboard is more stable, can not appear rocking when writing, through designs such as screw thread post, screw thread urceolus and gear, can adjust the height by oneself, makes things convenient for different height users to use.

2. This teaching aid is used in english teaching of high school convenient to adjust through design such as spring, outer slot, annular piece and support bar for the blackboard has shock-absorbing function, and is more stable safety, through the design on drawer and table edge, makes article such as chalk angle square have the place to put, makes things convenient for in the user to use.

Drawings

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

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

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

FIG. 4 is a schematic view of the structure of the utility model at A in FIG. 1;

FIG. 5 is a schematic view of the present invention taken at B in FIG. 1;

fig. 6 is a schematic view of the structure of the utility model at the position C in fig. 3.

In the figure: 1. a blackboard; 2. a rotating shaft; 3. a support pillar; 4. a card slot; 5. a first notch; 6. a clip; 7. A protective cover; 8. a first fixed block; 9. a threaded post; 10. a threaded outer cylinder; 11. a first gear; 12. a second gear; 13. a U-shaped rod; 14. a baffle plate; 15. a second notch; 16. a housing; 17. a foot pedal; 18. supporting legs; 19. a base; 20. a second fixed block; 21. an outer tank; 22. a first spring; 23. a substrate; 24. an elastic member; 25. a connecting rod; 26. a third fixed block; 27. a second spring; 28. a ring block; 29. a supporting strip; 30. A drawer; 31. a table edge.

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. 1-6, the present invention provides the following technical solutions: a teaching aid convenient to adjust for high school English teaching comprises a blackboard 1, wherein the left side and the right side of the blackboard 1 are rotatably connected with a rotating shaft 2, one end of the rotating shaft 2 is rotatably connected with a supporting column 3, four corners of the left side and the right side of the blackboard 1 are provided with clamping grooves 4, the lower end of the supporting column 3 is provided with a first notch 5, the first notch 5 is slidably connected with a clamp 6, one end of the clamp 6 is fixedly connected with a protecting cover 7, the lower end of the supporting column 3 is fixedly connected with a first fixing block 8, the lower end of the first fixing block 8 is fixedly connected with a threaded column 9, the threaded column 9 is rotatably connected with a threaded outer barrel 10, the lower end of the threaded outer barrel 10 is fixedly connected with a first gear 11, the first gear 11 is rotatably connected with a second gear 12, the center of the second gear 12 is fixedly connected with a U-, u type pole 13 runs through gear two 12 and shell 16, U type pole 13 rotates and is connected with running-board 17, the lower extreme fixedly connected with supporting leg 18 of shell 16, the lower extreme fixedly connected with base 19 of supporting leg 18, the lower extreme four corners fixedly connected with fixed block two 20 of base 19, the lower extreme fixedly connected with outer groove 21 of fixed block two 20, the lower extreme fixedly connected with spring one 22 of fixed block two 20, the lower extreme fixedly connected with basement 23 of spring one 22, the upper end fixedly connected with elastic component 24 of basement 23, the inboard fixedly connected with connecting rod 25 of basement 23, the one end fixedly connected with fixed block three 26 of connecting rod 25, both ends fixedly connected with spring two 27 around the fixed block three 26, the one end fixedly connected with annular piece 28 of spring two 27, both ends fixedly connected with support bar 29 about annular piece 28, the inboard fixedly connected with fixed block two 20 of support bar.

In the embodiment, the blackboard 1 can be adjusted through the rotating shaft 2, so that two sides of the blackboard 1 can be replaced for writing, the writing area is enlarged, the blackboard 1 is reduced to be erased, the blackboard 1 is fixed through the supporting column 3, the clamping groove 4, the notch I5, the clamp 6 and the protecting cover 7, so that the blackboard 1 is more stable, the blackboard 1 cannot shake during writing, the height of the blackboard 1 is adjusted through the fixing block I8, the threaded column 9 and the threaded outer cylinder 10, so that a user can adjust the height suitable for writing by himself, the writing is convenient, the user can write without squatting down, the writing area is avoided being wasted, the threaded outer cylinder 10 is driven through the gear I11, the gear II 12 and the U-shaped rod 13, so that the height of the blackboard 1 is adjusted, the U-shaped rod 13 is protected through the baffle 14, the U-shaped rod 13 is ensured not to break away, the supporting work is kept, the gear I11, the gear II, not receive the damage, drive U type pole 13 through running-board 17, it is laborsaving convenient, keep holistic stability through supporting leg 18 and base 19, through two fixed blocks 20, outer groove 21, a spring 22, basement 23 and elastic component 24 carry out a shock attenuation decompression to blackboard 1, through connecting rod 25, three 26 fixed blocks, two 27 springs and annular block 28 carry out the secondary shock attenuation decompression to blackboard 1, couple together two damping device through support bar 29, make wholly more steady, can not take place askewly, effectively prevent to cause the injury to the people.

Specifically, a drawer 30 is fixedly connected to the upper end of the housing 16, and a table edge 31 is fixedly connected to the upper end of the drawer 30.

In this embodiment, the drawer 30 and the table edge 31 can be used to place the articles required for class, and the storage space is large.

Specifically, the number of the card slots 4 is four, and each card slot 4 is symmetrically distributed at four corners of the left side and the right side of the blackboard 1.

In this embodiment, through draw-in groove 4 and checkpost 6 for blackboard 1 is more stable, can not appear rocking when writing, and checkpost 6 and draw-in groove 4 also just coincide completely.

Specifically, the rotating shaft 2 is rotatably connected with the blackboard 1, and the rotating range of the blackboard 1 is 0-360 degrees.

In this embodiment, the blackboard 1 rotates through the pivot 2 for blackboard 1 can write on two sides, improves study and availability factor.

Specifically, a gap exists between the connecting rod 25 and the annular block 28, and the distance between the connecting rod 25 and the annular block 28 is 0.5 cm.

In this embodiment, the gap between the connecting rod 25 and the annular block 28 avoids the friction force, and improves the use efficiency of the second spring 27.

Specifically, the threaded column 9 is rotatably connected with the threaded outer cylinder 10, and the rotation range of the threaded column 9 is 0cm-120 cm.

In this embodiment, the height of the blackboard 1 is adjusted by the threaded column 9 and the threaded outer cylinder 10, so that a user can adjust the height suitable for writing by himself, and writing is facilitated.

The utility model discloses a theory of operation and use flow: the blackboard 1 can be adjusted through the rotating shaft 2, the blackboard 1 is well fixed through the support column 3, the clamping groove 4, the notch I5, the clamp 6 and the protective cover 7 without shaking, the height of the blackboard 1 is adjusted through the fixed block I8, the threaded column 9 and the threaded outer cylinder 10, the threaded outer cylinder 10 is driven through the gear I11, the gear II 12 and the U-shaped rod 13, the U-shaped rod 13 is protected through the baffle 14, the gear I11, the gear II 12 and the U-shaped rod 13 are protected through the shell 16, the U-shaped rod 13 is driven through the pedal 17, the whole stability is kept through the support legs 18 and the base 19, the blackboard 1 is subjected to primary damping and decompression through the fixed block II 20, the outer groove 21, the spring I22, the base 23 and the elastic piece 24, the blackboard 1 is subjected to secondary damping and decompression through the connecting rod 25, the fixed block III 26, the spring II 27 and the annular block 28, and the two damping, items are placed through the drawer 30 and table edge 31.

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 teaching aid is used in high school's english teaching convenient to adjust, includes blackboard (1), its characterized in that: the blackboard is characterized in that the left side and the right side of the blackboard (1) are connected with a rotating shaft (2) in a rotating mode, one end of the rotating shaft (2) is connected with a supporting column (3) in a rotating mode, the four corners of the left side and the right side of the blackboard (1) are provided with clamping grooves (4), the lower end of the supporting column (3) is provided with a notch I (5), the notch I (5) is connected with a clamp (6) in a sliding mode, one end of the clamp (6) is fixedly connected with a protective cover (7), the lower end of the supporting column (3) is fixedly connected with a fixing block I (8), the lower end of the fixing block I (8) is fixedly connected with a threaded column (9), the threaded column (9) is connected with a threaded outer cylinder (10) in a rotating mode, the lower end of the threaded outer cylinder (10) is fixedly connected with a, one end of the U-shaped rod (13) is fixedly connected with a baffle (14), the U-shaped rod (13) is rotatably connected with a second notch (15), the second notch (15) is fixedly connected with a shell (16), the U-shaped rod (13) penetrates through a second gear (12) and the shell (16), the U-shaped rod (13) is rotatably connected with a pedal (17), the lower end of the shell (16) is fixedly connected with a supporting leg (18), the lower end of the supporting leg (18) is fixedly connected with a base (19), four corners of the lower end of the base (19) are fixedly connected with a second fixing block (20), the lower end of the second fixing block (20) is fixedly connected with an outer groove (21), the lower end of the second fixing block (20) is fixedly connected with a first spring (22), the lower end of the first spring (22) is fixedly connected with a base (23), and the upper end of the base (, inboard fixedly connected with connecting rod (25) of basement (23), the one end fixedly connected with fixed block three (26) of connecting rod (25), both ends fixedly connected with spring two (27) around fixed block three (26), the one end fixedly connected with annular piece (28) of spring two (27), both ends fixedly connected with support bar (29) about annular piece (28), the inboard fixedly connected with fixed block two (20) of support bar (29).

2. The teaching aid convenient to adjust for high school english teaching of claim 1, characterized by: the upper end of the shell (16) is fixedly connected with a drawer (30), and the upper end of the drawer (30) is fixedly connected with a table edge (31).

3. The teaching aid convenient to adjust for high school english teaching of claim 1, characterized by: the number of the clamping grooves (4) is four, and each clamping groove (4) is symmetrically distributed at four corners of the left side and the right side of the blackboard (1).

4. The teaching aid convenient to adjust for high school english teaching of claim 1, characterized by: the rotating shaft (2) is rotatably connected with a blackboard (1), and the rotating range of the blackboard (1) is 0-360 degrees.

5. The teaching aid convenient to adjust for high school english teaching of claim 1, characterized by: a gap exists between the connecting rod (25) and the annular block (28), and the distance between the connecting rod (25) and the annular block (28) is 0.5 cm.

6. The teaching aid convenient to adjust for high school english teaching of claim 1, characterized by: the threaded column (9) is rotatably connected with the threaded outer cylinder (10), and the rotating range of the threaded column (9) is 0cm-120 cm.