CN212570119U

CN212570119U - Modified is teaching aid for mathematical education

Info

Publication number: CN212570119U
Application number: CN202021169647.4U
Authority: CN
Inventors: 马钦平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-02-19
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a modified teaching aid for mathematical education, including the backup pad, the last fixed surface of backup pad is connected with the sleeve, and telescopic inside wall has the slide through spout sliding connection. This modified teaching aid for mathematical education, through the casing, the mainboard, the subplate, write the groove, the setting of stop device and stop device isotructure, turn over the subplate outwards along the arc wall, can carry on spacing fixedly to the subplate after turning over a book through stop device, not only can increase the area that mr's teaching was written, and simultaneously, can paste or write contrast data again on the subplate, the mr's of being convenient for contrast teaching, and after using, turn over a book with the subplate and reset, can carry out effectual protection to writing the groove again, the device's life has been improved, through the pulley, a supporting plate, a sleeve, the setting of slide and spacing bolt isotructure, the mr has not only made things convenient for places necessary teaching aid, simultaneously can be according to actual conditions again, reasonable adjustment the device's use height.

Description

Modified is teaching aid for mathematical education

Technical Field

The utility model relates to a teaching aid technical field specifically is a modified teaching aid for mathematical education.

Background

The teaching aid is a Chinese vocabulary, refers to 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.

In the mathematics teaching process, often the teaching aid for the mathematics teaching can be used, wherein just including mathematics teaching board, the teaching board structure commonly used is comparatively single, and usable floor area is limited, can not carry out reasonable expansion according to actual conditions, the teacher's of being not convenient for daily use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a modified teaching aid for mathematical education has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a modified teaching aid for mathematical education, includes the backup pad, the last fixed surface of backup pad is connected with the sleeve, telescopic inside wall has the slide through spout sliding connection, the last fixed surface of slide is connected with the supporting shoe, the last fixed surface of supporting shoe is connected with the casing, there is the drawer in the front of casing through spout sliding connection, the upper surface of casing passes through fixed block fixedly connected with mainboard, there is the subplate both sides of mainboard all through hinge swing joint, the groove of writing has all been seted up in the front of mainboard and subplate, the back fixedly connected with stop device of subplate.

Optionally, arc-shaped grooves are formed in two sides of the upper surface of the shell, and the lower surface of the auxiliary plate slides in the arc-shaped grooves through the sliding blocks.

Optionally, the limiting device comprises an arc-shaped block, a cylindrical shell is fixedly connected to the middle of the arc-shaped block, a limiting plate is connected to the inner side wall of the cylindrical shell through a sliding groove in a sliding mode, a limiting rod is fixedly connected to the middle of the limiting plate, and a spring is sleeved on the surface of the limiting rod.

Optionally, the top end of the spring is fixedly connected to the inner top wall of the cylindrical shell, the bottom end of the spring is fixedly connected to the upper surface of the limiting plate, and the inner bottom wall of the arc-shaped groove is provided with a limiting hole matched with the bottom end of the limiting rod.

Optionally, the lower surface of the supporting plate is fixedly connected with four pulleys.

Optionally, the top of the front surface of the sleeve is in threaded connection with a limiting bolt, and the front surface of the sliding plate is provided with a threaded hole matched with one end of the limiting bolt.

(III) advantageous effects

The utility model provides a modified teaching aid for mathematical education possesses following beneficial effect:

the improved teaching aid for mathematical education is characterized in that the auxiliary plate is outwards turned along the arc-shaped sliding groove through the arrangement of the structures such as the shell, the main plate, the auxiliary plate, the writing groove, the limiting device, the arc-shaped block, the limiting device and the like, the auxiliary plate can be limited and fixed through the limiting device after being turned over, the teaching and writing area of a teacher can be increased, meanwhile, contrast data can be pasted or written on the auxiliary plate, the comparison and the teaching of the teacher are facilitated, in addition, after the teaching aid is used, the auxiliary plate is turned over and reset, the writing groove can be effectively protected, the service life of the teaching aid is prolonged, the arrangement of the structures such as the shell, the drawer, the pulley, the supporting plate, the sleeve, the sliding plate, the limiting bolt and the like is convenient for the teacher to place necessary teaching tools, meanwhile, the use height of the teaching aid can be reasonably adjusted according to actual conditions, the teaching efficiency of the, is convenient for daily use.

Drawings

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

fig. 2 is a schematic diagram of a second structural configuration of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is the schematic view of the sectional structure of the limiting device of the present invention.

In the figure: 1. a support plate; 2. a sleeve; 3. a slide plate; 4. a support block; 5. a housing; 6. a drawer; 7. A main board; 8. a sub-board; 9. a writing slot; 10. a limiting device; 1001. an arc-shaped block; 1002. a cylindrical shell; 1003. a limiting plate; 1004. a limiting rod; 1005. a spring; 11. an arc-shaped slot; 12. a pulley; 13. And a limiting bolt.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a modified teaching aid for mathematical education comprises a supporting plate 1, pulleys 12 are fixedly connected to the lower surface of the supporting plate 1, brake pads are arranged inside the pulleys 12, the number of the pulleys 12 is four, a sleeve 2 is fixedly connected to the upper surface of the supporting plate 1, a limit bolt 13 is in threaded connection with the top of the front of the sleeve 2, a plurality of screw holes matched with one end of the limit bolt 13 are formed in the front of a sliding plate 3, the inner side wall of the sleeve 2 is slidably connected with the sliding plate 3 through a sliding groove, a supporting block 4 is fixedly connected to the upper surface of the sliding plate 3, a shell 5 is fixedly connected to the upper surface of the supporting block 4, arc-shaped grooves 11 are formed in both sides of the upper surface of the shell 5, a drawer 6 is slidably connected to the front of the shell 5 through a sliding groove, necessary teaching tools or books for teachers can be placed inside the drawer 6, both sides of the main board 7 are movably connected with an auxiliary board 8 through hinges, the lower surface of the auxiliary board 8 slides in the arc-shaped groove 11 through a sliding block, the front surfaces of the main board 7 and the auxiliary board 8 are both provided with a writing groove 9, through the setting of writing groove 9, make things convenient for the mr to write the characters in writing groove 9, the back fixedly connected with stop device 10 of subplate 8, stop device 10 includes arc piece 1001, the middle part fixedly connected with cylinder shell 1002 of arc piece 1001, there is limiting plate 1003 cylinder shell 1002's inside wall has through spout sliding connection, the middle part fixedly connected with gag lever post 1004 of limiting plate 1003, spring 1005 has been cup jointed on the surface of gag lever post 1004, the top fixed connection of spring 1005 is in the interior roof of cylinder shell 1002, the bottom fixed connection of spring 1005 is in the upper surface of limiting plate 1003, the interior diapire of arc groove 11 seted up with gag lever post 1004 bottom assorted spacing hole, the quantity in spacing hole is a plurality of.

The detailed description of the known functions and the known components is omitted in the embodiment of the disclosure, and in order to ensure the compatibility of the equipment, the adopted operation means are consistent with the parameters of the instruments on the market.

In summary, the improved teaching aid for mathematics teaching has the following operation steps;

1. when the device is used, a user moves the device to a proper position, stretches the sliding plate 3 to a proper height, and then penetrates through the sleeve 2 and is in threaded connection with the inside of the sliding plate 3 at one end of the limiting bolt 13, so that the height adjustment of the device is completed;

2. the limiting rod 1004 on the limiting device is pulled upwards, one end of the limiting rod is separated from a limiting hole formed in the arc-shaped groove 11, the auxiliary plate 8 is turned outwards at a proper angle along the arc-shaped groove 11, then the limiting rod 1004 is loosened, the limiting rod 1004 moves downwards under the action of the elastic force of the spring 1005, one end of the limiting rod 1004 is clamped in the limiting hole formed in the arc-shaped groove 11, and therefore the angle adjustment and fixation of the auxiliary plate 8 are completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a teaching aid for modified mathematical education, includes backup pad (1), its characterized in that: the utility model discloses a writing tool, including backup pad (1), upper surface fixedly connected with sleeve (2), the inside wall of sleeve (2) has slide (3) through spout sliding connection, the upper surface fixedly connected with supporting shoe (4) of slide (3), the upper surface fixedly connected with casing (5) of supporting shoe (4), there is drawer (6) in the front of casing (5) through spout sliding connection, the upper surface of casing (5) passes through fixed block fixedly connected with mainboard (7), there is subplate (8) all through hinge swing joint in the both sides of mainboard (7), writing groove (9) have all been seted up in the front of mainboard (7) and subplate (8), the back fixedly connected with stop device (10) of subplate (8).

2. An improved teaching aid for mathematical education as claimed in claim 1, wherein: arc-shaped grooves (11) are formed in two sides of the upper surface of the shell (5), and the lower surface of the auxiliary plate (8) slides in the arc-shaped grooves (11) through the sliding blocks.

3. An improved teaching aid for mathematical education as claimed in claim 2, wherein: stop device (10) include arc piece (1001), middle part fixedly connected with cylinder shell (1002) of arc piece (1001), there is limiting plate (1003) the inside wall of cylinder shell (1002) through spout sliding connection, the middle part fixedly connected with gag lever post (1004) of limiting plate (1003), spring (1005) have been cup jointed on the surface of gag lever post (1004).

4. An improved teaching aid for mathematical education as claimed in claim 3, wherein: the top end of the spring (1005) is fixedly connected to the inner top wall of the cylindrical shell (1002), the bottom end of the spring (1005) is fixedly connected to the upper surface of the limiting plate (1003), and a limiting hole matched with the bottom end of the limiting rod (1004) is formed in the inner bottom wall of the arc-shaped groove (11).

5. An improved teaching aid for mathematical education as claimed in claim 1, wherein: the lower surface of the supporting plate (1) is fixedly connected with pulleys (12), and the number of the pulleys (12) is four.

6. An improved teaching aid for mathematical education as claimed in claim 1, wherein: the top of the front surface of the sleeve (2) is in threaded connection with a limiting bolt (13), and the front surface of the sliding plate (3) is provided with a threaded hole matched with one end of the limiting bolt (13).