CN213751511U

CN213751511U - Foldable college mathematics teaching aid

Info

Publication number: CN213751511U
Application number: CN202022132608.3U
Authority: CN
Inventors: 王彩琴
Original assignee: Gansu Institute of Mechanical and Electrical Engineering
Current assignee: Gansu Institute of Mechanical and Electrical Engineering
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-07-20
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a foldable university mathematics teaching aid, including box and case lid, box and case lid pass through hinge joint, and the fixed handle recess that is equipped with in case lid top, the inside fixedly connected with pivot of handle recess, the inside sliding connection of pivot has the handle, and handle recess inner wall are connected through the pivot, and the fixed drawer groove that is equipped with of box lateral wall, drawer inslot portion fixed mounting have the drawer, and the drawer both sides are equipped with the mounting panel, the fixed handle that is equipped with in mounting panel both sides. The utility model discloses with block strip on the box from the last manual break away from of case lid, then the user opens the case lid on the box, pull out the drawer in the box from the box simultaneously, the user puts into the drawer with teaching aids such as miniature set square or compasses in, then closes the top of box with the case lid, in the fixed plate of block strip block to the case lid, and then seals the box.

Description

Foldable college mathematics teaching aid

Technical Field

The utility model relates to a teaching field specifically is a foldable college mathematics teaching aid.

Background

At present, the country attaches more and more importance to education, and the quality requirement to education is also higher and more, and in order to improve the teaching quality, the mr uses some teaching tools to increase the pluralism of teaching mode, especially in these more abstract teaching fields of mathematical education, uses the teaching aid to enable the teaching more lively, can increase student's understanding. In the teaching of mathematics, besides carrying necessary textbooks and pens, teachers need to use various teaching display instruments, such as compasses, protractors, rulers, set squares and the like. The more the number of tools will often appear missing and take the phenomenon.

At present, when the existing tool box for the teaching aid is used for storing the teaching aid, the tool box with different sizes needs to be replaced when the tool box is used for storing the teaching aid due to different sizes and lengths of the teaching aid, so that the tool box is difficult to adapt to the teaching aid with different sizes and lengths, and the efficient and sufficient use of the tool box is further influenced; simultaneously current toolbox can only deposit the teaching aid, is difficult to realize other functions in the teaching, leads to the phenomenon that the toolbox function is more single. Therefore, the foldable university mathematics teaching aid is provided by improving the teaching aid.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model provides a foldable college mathematics teaching aid.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a foldable university's mathematics teaching aid, comprising a box body and a box cover, the inside fixed mounting of box has the tongue, box lateral wall fixed mounting has the hinge, box and case lid pass through hinge joint, the fixed handle recess that is equipped with in case lid top, the inside fixedly connected with pivot of handle recess, the inside sliding connection of pivot has the handle, handle and handle recess inner wall are connected through the pivot, the fixed drawer groove that is equipped with of box lateral wall, drawer inslot portion fixed mounting has the drawer, the drawer both sides are equipped with the mounting panel, the fixed handle that is equipped with in mounting panel both sides.

As a preferred technical scheme of the utility model, box lateral wall fixed mounting has the fixed block, fixed block inner wall fixed mounting has the roller bearing.

As a preferred technical scheme of the utility model, roller bearing outer wall fixed mounting has the block strip, case lid lateral wall fixed mounting has the fixed plate, the gomphosis is connected between fixed plate and the block strip.

As an optimal technical scheme of the utility model, case lid inner wall top fixed mounting has the board, tongue top fixed mounting has the rubber pad.

As an optimal technical scheme of the utility model, case lid inner wall both sides fixed mounting has the support, the support is located the board both sides respectively.

As an optimized technical scheme of the utility model, drawer groove surface shape is the same with the drawer, drawer groove side is equipped with semi-circular recess and can contacts the handle through the recess.

As an optimal technical scheme of the utility model, the fixed T type block strip that is equipped with in drawer top, T type block strip and the inside sliding connection of box.

As an optimal technical scheme of the utility model, mounting panel lateral wall bottom fixed mounting has the hinge, mounting panel bottom fixed mounting has the protruding post of rotation.

The utility model has the advantages that: this kind of foldable college mathematics teaching aid, case lid inner wall top fixed mounting has the board, tongue top fixed mounting has the rubber pad, the rubber pad that is equipped with through the tongue top, make the board will not damaged when the case lid closes, installation through the board, also make this device will not be the toolbox of an mounting tool, but can write and demonstrate, mounting panel lateral wall bottom fixed mounting has the hinge, mounting panel bottom fixed mounting has the protruding post of rotation, the protruding post of rotation through the installation of mounting panel bottom, make the drawer will be easier when taking out.

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 structural diagram of a folding type university mathematics teaching aid of the utility model;

fig. 2 is a schematic front structure diagram of a folding type university mathematics teaching aid of the utility model;

fig. 3 is a schematic structural diagram of a box body of the folding type university mathematics teaching aid of the utility model;

figure 4 is the utility model relates to a case lid cross section structure schematic diagram of foldable university's mathematics teaching aid.

In the figure: 1. a box body; 2. a box cover; 3. a handle recess; 4. a handle; 5. a rotating shaft; 6. a hinge; 7. a drawer; 8. a fixed block; 9. a roller; 10. clamping the strip; 11. a fixing plate; 12. a support; 13. mounting a plate; 14. t-shaped clamping strips; 15. a handle; 16. a hinge; 17. rotating the protruding columns; 18. a drawer slot; 19. a convex groove; 20. a writing board.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-4, the utility model relates to a foldable university mathematics teaching aid, including box 1 and case lid 2, the inside fixed mounting of box 1 has tongue 19, 1 lateral wall fixed mounting of box has hinge 6, box 1 and case lid 2 pass through hinge 6 hinged joint, 2 fixed handle recesses 3 that are equipped with in top of case lid, the inside fixedly connected with pivot 5 of

handle recesses

3, 5 inside sliding connection of pivot has handle 4, handle 4 and 3 inner walls of handle recesses connect through pivot 5, the fixed drawer groove 18 that is equipped with of 1 lateral wall of box, the inside fixed mounting in drawer groove 18 has drawer 7, drawer 7 both sides are equipped with mounting panel 13, the fixed handle 15 that is equipped with in mounting panel 13 both sides.

Wherein, 1 lateral wall fixed mounting of box has fixed

block

8, and 8 inner walls fixed mounting of fixed block have roller bearing 9, through the effect of fixed block 8 for block strip 10 will hang on roller bearing 9 when opening.

Wherein, the outer wall fixed mounting of roller 9 has block strip 10, and case lid 2 lateral wall fixed mounting has fixed plate 11, and the gomphosis is connected between fixed plate 11 and the block strip 10, through the gomphosis of fixed plate 11 and block strip 10 for box 1 will stably close the lid when being lifted.

Wherein, case lid 2 inner wall top fixed mounting has board 20, and tongue 19 top fixed mounting has the rubber pad, and the rubber pad that is equipped with through tongue 19 top for board 20 will not damaged when case lid 2 closes.

Wherein, the bracket 12 is fixedly arranged on both sides of the inner wall of the case cover 2, the bracket 12 is respectively arranged on both sides of the writing board 20, and the writing board 20 can be stably fixed by the action of the bracket 12 when in use.

Wherein, drawer groove 18 surface shape is the same with drawer 7, and drawer groove 18 side is equipped with semicircular groove and can contacts handle 15 through the recess, through the handle 15 that is equipped with in the recess for the user can pull out the drawer through handle 15 when using the drawer.

Wherein, the fixed T type block strip 14 that is equipped with in drawer 7 top, T type block strip 14 and the inside sliding connection of box 1, through the inside sliding connection of T type block strip 14 and box 1 for drawer 7 is more convenient when taking out.

Wherein, mounting panel 13 lateral wall bottom fixed mounting has hinge 16, and mounting panel 13 bottom fixed mounting has the protruding post 17 of rotation, and the protruding post 17 of rotation through the installation of mounting panel 13 bottom for drawer 7 will be easier when taking out.

When the box body 1 is in work, when a user needs to put teaching aids, such as a set square, a ruler or compasses and the like, into the box body 1, the clamping strips 10 on the box body 1 are manually separated from the box cover 2, then the user opens the box cover 2 on the box body 1, meanwhile, the drawer 7 in the box body 1 is pulled out of the box body 1, the user puts small-sized teaching aids, such as a set square or compasses and the like, into the drawer 7, then the box cover 2 is covered above the box body 1, the clamping strips 10 are clamped into the fixing plate 11 of the box cover 2, and further the box body 1 is closed; if the user needs to use the tablet 20, the support 12 is taken out and fixed between the cover 2 and the box body 1, so that the cover 2 stands upright above the box body 1, the user can write on the tablet by the tool in the drawer 7, and when the user does not need to use the tool, the operation is repeated, and the tablet 20 is protected from being damaged by the rubber pad on the convex groove 19.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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. A folding type university mathematics teaching aid, which comprises a box body (1) and a box cover (2), it is characterized in that a convex groove (19) is fixedly arranged in the box body (1), a hinge (6) is fixedly arranged on the side wall of the box body (1), the box body (1) and the box cover (2) are hinged through a hinge (6), a handle groove (3) is fixedly arranged at the top of the box cover (2), a rotating shaft (5) is fixedly connected inside the handle groove (3), a handle (4) is connected in the rotating shaft (5) in a sliding way, the handle (4) is connected with the inner wall of the handle groove (3) through the rotating shaft (5), a drawer groove (18) is fixedly arranged on the side wall of the box body (1), a drawer (7) is fixedly arranged in the drawer groove (18), mounting plates (13) are arranged on two sides of the drawer (7), and handles (15) are fixedly arranged on two sides of the mounting plates (13).

2. A folding university mathematics teaching aid as claimed in claim 1, wherein the side wall of the box (1) is fixedly provided with a fixed block (8), and the inner wall of the fixed block (8) is fixedly provided with a roller (9).

3. A folding university mathematics teaching aid as claimed in claim 2, wherein the outer wall of the roller (9) is fixedly provided with a clamping strip (10), the side wall of the box cover (2) is fixedly provided with a fixing plate (11), and the fixing plate (11) and the clamping strip (10) are connected in a jogged manner.

4. A folding type university mathematics teaching aid according to claim 1, wherein the top of the inner wall of the case cover (2) is fixedly provided with a writing board (20), and the top of the convex groove (19) is fixedly provided with a rubber pad.

5. A folding university mathematics teaching aid as claimed in claim 1, wherein brackets (12) are fixedly mounted on both sides of the inner wall of the case cover (2), and the brackets (12) are respectively located on both sides of the writing board (20).

6. A folding university mathematics teaching aid as claimed in claim 1, characterized in that the drawer channel (18) has the same surface shape as the drawer (7), the sides of the drawer channel (18) being provided with semicircular grooves through which the handles (15) are accessible.

7. A folding university mathematics teaching aid as claimed in claim 1, wherein a T-shaped clamping strip (14) is fixed on the top of the drawer (7), and the T-shaped clamping strip (14) is connected with the inside of the box body (1) in a sliding manner.

8. A folding university mathematics teaching aid as claimed in claim 1, wherein the bottom of the side wall of the mounting plate (13) is fixedly provided with a hinge (16), and the bottom of the mounting plate (13) is fixedly provided with a rotary protruding column (17).