CN211124596U

CN211124596U - Teaching aid for mathematics and applied mathematics teaching

Info

Publication number: CN211124596U
Application number: CN202020072330.2U
Authority: CN
Inventors: 芮广亚; 孙林坡; 芮妍; 王建华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-07-28
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a teaching aid for mathematics and applied mathematics teaching, including the worker's shape base, the top of worker's shape base is equipped with the dead eye, the outer lane of bearing is connected with in the dead eye, the interior fixed grafting of bearing has the pivot, the top of pivot is connected at the bottom center of show board, the one end of strip shaped plate is fixedly connected with at the both ends top of show board, the bottom of the one end of strip shaped plate that keeps away from the show board is equipped with the draw-in groove, the both ends top of worker's shape base is fixed and is equipped with the support frame, the top of support frame is fixed and is equipped with the bar post, the top of bar post is equipped with the cavity, the bottom surface is fixed and is connected with the elastic component in the cavity, the free end of elastic component is fixedly connected with the slider, the top of slider is fixed and is equipped with the ripples ball fixture block, ripples ball fixture, the other side of the display board which is not used is turned over for use, so that the utilization rate of the display board is improved.

Description

Teaching aid for mathematics and applied mathematics teaching

Technical Field

The utility model relates to an apparatus technical field is used in the teaching, specifically is a teaching aid is used in mathematics and applied mathematics teaching.

Background

The application mathematics is very important in the teaching of advanced mathematics, master basic theory and basic method of the mathematics science, can cultivate and utilize the mathematical knowledge, ability to solve the actual problem with the computer, in the course of teaching of present day, the teacher uses various teaching tools, although there are high technical computer and projector, the use of the teaching show board of the mathematics still takes a great proportion in the teaching, especially the mathematics lesson, in the teaching that needs to be charted such as the geometry, we can often see the teacher and draw on the teaching show board and the difficult problem is solved and answered the work;

the one side of current mathematical education show board is writing full back, because the show board is fixed connection with the mounting bracket mostly, and is unrotatable, need rotate whole mounting bracket and come to trade the face to the show board, complex operation, extravagant teaching time, for this reason we propose a mathematics and use teaching aid for mathematical education to be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mathematics and applied teaching aid for mathematical education to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a teaching aid for mathematics and applied mathematics teaching comprises an I-shaped base, wherein a bearing hole is formed in the center of the top of the I-shaped base, an outer ring of a bearing is fixedly connected in the bearing hole, a rotating shaft is fixedly inserted in the inner ring of the bearing, the top end of the rotating shaft is fixedly connected to the center of the bottom of a display board, the tops of two ends of the display board are fixedly connected with one end of a strip-shaped plate, and the bottom of one end, away from the display board, of the strip-shaped plate is provided with a clamping groove;

the fixed support frame that is equipped with in both ends top of worker shape base, the fixed bar post that is equipped with in top of support frame, the top of bar post and the top parallel and level of show board, and the top of bar post is equipped with the cavity, bottom surface fixed connection elastic component in the cavity, the free end fixedly connected with slider of elastic component, the fixed ripples ball fixture block that is equipped with in top of slider, ripples ball fixture block extends the cavity activity joint in the draw-in groove of bar board bottom.

As a preferred technical scheme of the utility model, one side of slider is equipped with first screw, the inner wall and the first screw cooperation of cavity are equipped with the second screw, the second screw is the through hole, and the second screw is pegged graft with first screw internal thread and is had the screw rod.

As an optimal technical scheme of the utility model, a fixed holding plate that is equipped with in a terminal of screw rod, the surface of holding the dish covers and is equipped with one deck anti-skidding rubber pad.

As a preferred technical scheme of the utility model, the fixed anticreep piece that is equipped with in one side of first screw of slider dorsad, the inner wall and the cooperation of anticreep piece of cavity are equipped with the anticreep groove, and the top in anticreep groove is for remaining silent the form.

As an optimal technical scheme of the utility model, the bottom of worker's shape base is rotated and is installed a plurality of universal wheel, a plurality of the quantity of universal wheel is four, and is the rectangle and distributes in the bottom four corners department of worker's shape base.

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

utilize to rotate on the mounting bracket that parts such as worker's shape base and support frame are constituteed and install the show board, mr draws and difficult problem work of answering on the show board, improves the teaching quality, in the use of show board, if one side finishes using, is connected through the pivot of show board bottom and the bearing on the worker's shape base, and then drives the show board and rotates, and the another side that will show the board and not use is changeed and is come and use, improves the utilization ratio of show board.

Drawings

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

FIG. 2 is a cross-sectional view of the middle bar-shaped column of the present invention;

fig. 3 is an enlarged structural diagram of a portion a in fig. 1 according to the present invention.

In the figure: 1, an arch base, 11 bearing holes, 12 bearings, 13 rotating shafts, 14 universal wheels, 2 display plates, 21 strip-shaped plates, 22 clamping grooves, 3 supporting frames, 4 strip-shaped columns, 41 cavities, 42 elastic pieces, 43 sliding blocks, 44 wave ball clamping blocks, 45 first screw holes, 46 second screw holes, 47 screw rods, 48 holding discs, 49 anti-falling blocks and 410 anti-falling grooves.

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 teaching aid for mathematics and applied mathematics teaching comprises an I-shaped base 1, a bearing hole 11 is arranged at the top center of the I-shaped base 1, an outer ring of a bearing 12 is fixedly connected in the bearing hole 11, a rotating shaft 13 is fixedly inserted in an inner ring of the bearing 12, the top end of the rotating shaft 13 is fixedly connected at the bottom center of a display board 2, one ends of two end tops of the display board 2 are fixedly connected with one ends of strip-shaped boards 21, the bottom of one end of each strip-shaped board 21, which is far away from the display board 2, is provided with a clamping groove 22, the display board 2 is rotatably installed on an installation frame formed by the I-shaped base 1, a support frame 2 and the like, teachers carry out drawing and problem solving work on the display board 2, the teaching quality is improved, in the use process of the display board 2, if one side is used, the rotating shaft 13 at the bottom of the display board 2 is connected with the bearing 12 on the I-shaped base, the utilization rate of the display board 2 is improved.

The top parts of two ends of the I-shaped base 1 are fixedly provided with a support frame 3, the top end of the support frame 3 is fixedly provided with a strip-shaped column 4, the top part of the strip-shaped column 4 is flush with the top part of the display board 2, the top part of the strip-shaped column 4 is provided with a cavity 41, the inner bottom surface of the cavity 41 is fixedly connected with an elastic piece 42, the free end of the elastic piece 42 is fixedly connected with a slide block 43, the top part of the slide block 43 is fixedly provided with a wave ball clamping block 44, the wave ball clamping block 44 extends out of the cavity 41 and is movably clamped in a clamping groove 22 at the bottom part of the strip-shaped board 21, in the rotating process of the display board 2, the strip-shaped board 21 rotates along with the display board 2, so that the wave ball clamping block 44 is pressed by the slide block 43 under the extrusion of rotating force, the elastic piece 42 is compressed, the wave ball clamping block 44 is separated from, the positioning after the display board 2 is turned over is realized.

One side of slider 43 is equipped with first screw 45, the inner wall of cavity 41 is equipped with second screw 46 with first screw 45 cooperation, second screw 46 is the through hole, and second screw 46 pegs graft with first screw 45 internal thread and has screw rod 47, the fixed dish 48 that holds that is equipped with in one end of screw rod 47, the surface of holding dish 48 covers and is equipped with one deck anti-skidding rubber pad, after the regulation of show board 2 finishes, first screw 45 aligns with first screw 45, fix a position through screw rod 47 screw thread grafting, strengthen the location effect of show board 2, prevent by easy rotation.

The side of the slider 43 opposite to the first screw hole 45 is fixedly provided with an anti-slip block 49, the inner wall of the cavity 41 is provided with an anti-slip groove 410 in cooperation with the anti-slip block 49, and the top of the anti-slip groove 410 is closed to prevent the slider 43 from slipping out of the cavity 41.

The bottom of worker's shape base 1 rotates installs a plurality of universal wheel 14, and the quantity of a plurality of universal wheel 14 is four, and is the rectangle and distributes in the bottom four corners department of worker's shape base 1, the removal of the whole device of being convenient for.

The working principle is as follows: the utility model discloses when daily use, rotate on the mounting bracket that utilizes parts such as worker-shaped base 1 and support frame 2 to constitute and install show board 2, the teacher draws on show board 2 and difficult problem solution work, improves the teaching quality, in the use of show board 2, if one side is used up, be connected with bearing 12 on worker-shaped base 1 through pivot 13 of show board 2 bottom, and then drive show board 2 and rotate, change another side that show board 2 has not used over and use, improve the utilization ratio of show board 2; in the rotating process of the display board 2, the strip-shaped plate 21 rotates along with the display board 2, the wave ball clamping block 44 is extruded by rotating force, the sliding block 43 compresses the elastic piece 42, the wave ball clamping block 44 is separated from the clamping groove 22, the strip-shaped plate 21 and the display board 2 are unlocked, when the unused surface is turned over, the wave ball clamping block 44 is clamped with the clamping groove 22 again, and the display board 2 is positioned after being turned over; after the display board 2 is adjusted, the first screw holes 45 are aligned with the first screw holes 45, and the screw rods 47 are inserted and positioned in a threaded manner, so that the positioning effect of the display board 2 is enhanced, and the display board is prevented from being easily rotated.

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 mathematics and applied teaching aid for mathematics teaching, includes worker shape base (1), its characterized in that: a bearing hole (11) is formed in the center of the top of the I-shaped base (1), an outer ring of a bearing (12) is fixedly connected in the bearing hole (11), a rotating shaft (13) is fixedly inserted into an inner ring of the bearing (12), the top end of the rotating shaft (13) is fixedly connected to the center of the bottom of the display plate (2), the tops of two ends of the display plate (2) are fixedly connected with one end of a strip-shaped plate (21), and the bottom of one end, away from the display plate (2), of the strip-shaped plate (21) is provided with a clamping groove (22);

the fixed support frame (3) that is equipped with in both ends top of worker shape base (1), the fixed bar post (4) that is equipped with in top of support frame (3), the top of bar post (4) and the top parallel and level of show board (2), and the top of bar post (4) is equipped with cavity (41), bottom fixed connection elastic component (42) in cavity (41), the free end fixedly connected with slider (43) of elastic component (42), the fixed ripples ball fixture block (44) that is equipped with in top of slider (43), ripples ball fixture block (44) extend cavity (41) activity joint in draw-in groove (22) of bar board (21) bottom.

2. A teaching aid for mathematics and applied mathematics according to claim 1, characterized in that: one side of the sliding block (43) is provided with a first screw hole (45), the inner wall of the cavity (41) is provided with a second screw hole (46) in cooperation with the first screw hole (45), the second screw hole (46) is a through hole, and a screw rod (47) is inserted into the second screw hole (46) and the first screw hole (45) in an inner thread mode.

3. A teaching aid for mathematics and applied mathematics according to claim 2, characterized in that: a holding disc (48) is fixedly arranged at one end of the screw rod (47), and a layer of anti-skid rubber pad is covered on the outer surface of the holding disc (48).

4. A teaching aid for mathematics and applied mathematics according to claim 1, characterized in that: the one side of slider (43) first screw (45) of dorsad is fixed and is equipped with anticreep piece (49), the inner wall of cavity (41) is equipped with anticreep groove (410) with anticreep piece (49) cooperation, and the top in anticreep groove (410) is for closing the mouth form.

5. A teaching aid for mathematics and applied mathematics according to claim 1, characterized in that: the bottom of worker shape base (1) is rotated and is installed a plurality of universal wheel (14), a plurality of the quantity of universal wheel (14) is four, and is the rectangle and distributes in the bottom four corners department of worker shape base (1).