CN214647191U

CN214647191U - Mathematics teaching is with supplementary teaching device

Info

Publication number: CN214647191U
Application number: CN202120840206.0U
Authority: CN
Inventors: 谢凤
Original assignee: Hunan Applied Technology University
Current assignee: Hunan Applied Technology University
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-09
Anticipated expiration: 2031-04-23

Abstract

The application provides a mathematics teaching is with supplementary teaching device includes: the device comprises a first straight plate, a rotating piece and a clamping groove, wherein one end part of the first straight plate is provided with a rotating piece, and the other end part of the first straight plate is provided with the clamping groove; the second straight plate is arranged in the clamping groove and can move in the clamping groove, so that the second straight plate has a first state of being fixed with the first straight plate through a limiting part and a second state of moving relative to the second straight plate; the middle parts of the first straight plate and the second straight plate are provided with moving grooves, the moving grooves are provided with locking assemblies, and the locking assemblies can move in the moving grooves. Realized can adjusting the length that the second straight board stretches out first straight board for the staff can adjust the amount that stretches out of second straight board according to the actual requirement of drawing a circle, solved when drawing a circle, because the teaching aid size is too big, cause the not convenient problem of use.

Description

Mathematics teaching is with supplementary teaching device

Technical Field

The utility model relates to an auxiliary teaching device field, in particular to mathematical education is with supplementary teaching device.

Background

In the teaching process, traditional special compasses of teacher are inconvenient to draw the circle on the blackboard, and the teacher often carries multiple instrument, will produce more expense to carry inconvenient and brought very big inconvenience for work, the device structure that integrates several kinds of drawing teaching aids together is complicated a bit, makes the teaching aid size big, causes to use and to get up comparatively difficultly.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses a main objective is to solve the teacher when drawing the circle, because the teaching aid is oversize, causes the not convenient problem of use.

The utility model provides a mathematical education is with supplementary teaching device, include: the device comprises a first straight plate, a rotating piece and a clamping groove, wherein one end part of the first straight plate is provided with a rotating piece, and the other end part of the first straight plate is provided with the clamping groove; the second straight plate is arranged in the clamping groove and can move in the clamping groove, so that the second straight plate has a first state of being fixed with the first straight plate through a limiting part and a second state of moving relative to the second straight plate; the middle parts of the first straight plate and the second straight plate are provided with moving grooves, the moving grooves are provided with locking assemblies, and the locking assemblies can move in the moving grooves.

In some embodiments of the present invention, the locking assembly comprises: a stopper contacting a surface of the first straight plate or a surface of the second straight plate; one end of the accommodating barrel is fixed on the stop block, and the other end of the accommodating barrel extends out of the first straight plate or the second straight plate; and the locking ring is sleeved on one end part of the accommodating cylinder extending out of the first straight plate or the second straight plate.

The utility model discloses an in some embodiments, the inside of a holding section of thick bamboo is provided with the holding chamber, the holding intracavity is provided with the joint subassembly, the joint subassembly can be followed the radial direction of a holding section of thick bamboo is flexible.

In some embodiments of the present invention, the clamping assembly comprises: the clamping block is partially arranged in the accommodating cavity; and one end of the second spring is fixed on the inner wall of the accommodating barrel, and the other end of the second spring is fixedly connected with the clamping block.

In some embodiments of the present invention, the rotating member comprises a butting block, a connecting block, and a magnetic block; the connecting block is arranged in the through hole of the first straight plate, one end of the connecting block is movably connected with the magnetic attraction block, and the other end of the connecting block is fixedly connected with the abutting block.

In some embodiments of the present invention, the limiting member is disposed on the first straight plate, and the lower portion of the second straight plate is disposed with a plurality of limiting holes; the limiting part comprises a bolt and a first spring, the bolt is sleeved with the first spring, one end of the first spring is fixed to the inner wall of the first straight plate, and the other end of the first spring is fixed to the outer wall of the bolt.

The utility model provides a pair of mathematics teaching is with supplementary teaching device has following beneficial effect:

1. adopt the second straight board to remove on first straight board to fix first straight board and second straight board through the locating part, realized can adjusting the length that the second straight board stretches out first straight board, make the staff can be according to the actual requirement of drawing a circle, adjust the amount that stretches out of second straight board, solved when drawing a circle, because the teaching aid size is too big, cause the problem that uses inconveniently.

2. The chalk is placed in the locking assembly, the clamping assembly is arranged in the locking assembly, and the chalk is clamped through the clamping assembly, so that the chalk can be fixed and can be suitable for the chalks of different sizes to draw circles.

Drawings

Fig. 1 is an assembly schematic view of an auxiliary teaching device for mathematical education according to an embodiment of the present invention;

fig. 2 is a schematic sectional view of an auxiliary teaching device for mathematical education according to an embodiment of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2;

FIG. 4 is an enlarged view at B of FIG. 2;

fig. 5 is a structural diagram of a locking assembly of an auxiliary teaching device for mathematical education according to an embodiment of the present invention;

fig. 6 is a cross-sectional view of a rotating member of an auxiliary teaching device for mathematical education according to an embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a first straight plate; 11. a rotating member; 1101. a butting block; 1102. connecting blocks; 1103. a magnetic block; 12. a limiting member; 1201. a bolt; 1202. a first spring; 13. a moving groove; 14. a clamping groove; 20. a second straight plate; 21. a limiting hole; 30. a locking assembly; 31. a stopper; 32. an accommodating cylinder; 3201. an accommodating cavity; 33. locking a ring; 40. a clamping assembly; 41. a second spring; 42. and a clamping block.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the relevant portions of the related inventions are shown in the drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 6, there is shown an auxiliary teaching device for mathematics teaching according to the present application, including: a first straight plate 10, wherein one end part of the first straight plate 10 is provided with a rotating piece 11, and the other end part of the first straight plate 10 is provided with a clamping groove 14; the second straight plate 20 is arranged in the clamping groove 14, and the second straight plate 20 can move in the clamping groove 14, so that the second straight plate 20 has a first state of being fixed with the first straight plate 10 through the limiting part 12 and a second state of moving relative to the second straight plate 10; wherein, the middle parts of the first straight plate 10 and the second straight plate 20 are respectively provided with a moving groove 13, the moving groove 13 is provided with a locking component 30, and the locking component 30 can move in the moving groove 13.

By applying the technical scheme of the embodiment, a worker inserts the second straight plate 20 into the clamping groove 14 of the first straight plate 10, the first straight plate 10 and the second straight plate 20 are fixed through the limiting part 12, in the using process, a teacher places chalk in the locking assembly 30 and fixes the rotating part 11 at the center of a circle, and the locking assembly 30 can move in the moving groove 13, so that the chalk fixing device is suitable for drawing circles with different diameters. Wherein, adopt the second straight board 20 to remove on first straight board 10 to fix first straight board 10 and second straight board 20 through locating part 12, realized can adjusting the length that the second straight board 20 stretches out first straight board 10, make the staff can adjust the amount that stretches out of second straight board 20 according to the actual requirement of drawing a circle, solved when drawing a circle, because the teaching aid size is too big, cause and use inconvenient problem.

Referring to fig. 5, the specific structure of the locking assembly 30, the locking assembly 30 includes: a stopper 31, the stopper 31 contacting with the surface of the first straight plate 10 or the surface of the second straight plate 20; one end of the accommodating cylinder 32 is fixed on the stopper 31, and the other end of the accommodating cylinder 32 extends out of the first straight plate 10 or the second straight plate 20; and a locking ring 33 sleeved on one end of the accommodating cylinder 32 extending out of the first straight plate 10 or the second straight plate 20.

According to the structural design, the accommodating cylinder 32 is placed in the moving groove 13, one end of the accommodating cylinder 32 fixes the stopper 31, the stopper 31 abuts against the surface of the first straight plate 10 or the second straight plate 20, and the other end of the accommodating cylinder 32 is in threaded connection with the locking ring 33, so that the accommodating cylinder 32 is fixed on the first straight plate 10 or the second straight plate 20.

In some alternative embodiments, the accommodating chamber 3201 is disposed inside the accommodating barrel 32, and the clamping assembly 40 is disposed inside the accommodating chamber 3201, and the clamping assembly 40 can extend and retract along a radial direction of the accommodating barrel 32. Thus, when the chalk is inserted into the accommodating barrel 32, the end of the chalk is abutted against the stopper 31, and the middle part of the chalk is clamped and fixed by the clamping assembly 40.

Referring to fig. 4, regarding the specific structure of the clip assembly 40, the clip assembly 40 includes: a clamping block 42 partially arranged in the accommodating cavity 3201; and one end of the second spring 41 is fixed on the inner wall of the accommodating barrel 32, and the other end of the second spring 41 is fixedly connected with the clamping block 42.

With the structure, when the chalk is inserted into the accommodating cylinder 32, the clamping block 42 abuts against the side wall of the chalk due to the elastic force of the second spring 41, so that the chalk is clamped and fixed. Moreover, through the spirit of the clamping block 42, the chalk fixing device can fix the chalk and is suitable for the chalks of different sizes to draw circles.

Referring to fig. 6, the rotating member 11 includes an abutting block 1101, a connecting block 1102 and a magnetic block 1103; the connecting block 1102 is disposed in a through hole of the first straight plate 10, one end of the connecting block 1102 is movably connected to the magnetic attraction block 1103, and the other end of the connecting block 1102 is fixedly connected to the abutment block 1101.

Like this, magnetism is inhaled piece 1103 and is fixed with the blackboard, and when needs rotate first straight plate 10, first straight plate 10 can rotate along the axis direction of connecting block 1102, and when rotating in order to improve first straight plate 10, magnetism is inhaled the stability of piece 1103, and butt piece 1101 and connecting block 1102 can be when first straight plate 10 rotates, also take place to rotate to reduce the frictional force of first straight plate 10 and butt piece 1101.

In some alternative embodiments, the limiting member 12 is disposed on the first straight plate 10, and the lower portion of the second straight plate 20 is provided with a plurality of limiting holes 21; the position-limiting member 12 includes a plug 1201 and a first spring 1202, the first spring 1202 is sleeved on the plug 1201, one end of the first spring 1202 is fixed on the inner wall of the first straight plate 10, and the other end of the first spring 1202 is fixed on the outer wall of the plug 1201.

The above are only some embodiments of the present invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. The utility model provides a mathematics teaching is with supplementary teaching device which characterized in that includes:

the device comprises a first straight plate (10), wherein a rotating piece (11) is arranged at one end of the first straight plate (10), and a clamping groove (14) is arranged at the other end of the first straight plate (10);

a second straight plate (20) arranged in the clamping groove (14), wherein the second straight plate (20) can move in the clamping groove (14) so that the second straight plate (20) has a first state of being fixed with the first straight plate (10) through a limiting piece (12) and a second state of moving relative to the second straight plate (20);

the middle parts of the first straight plate (10) and the second straight plate (20) are respectively provided with a moving groove (13), a locking component (30) is arranged on the moving groove (13), and the locking component (30) can move in the moving groove (13).

2. An auxiliary teaching device for mathematics teaching as claimed in claim 1, wherein said locking assembly (30) comprises:

a stopper (31), the stopper (31) being in contact with a surface of the first straight plate (10) or a surface of the second straight plate (20);

one end of the accommodating cylinder (32) is fixed on the stop block (31), and the other end of the accommodating cylinder (32) extends out of the first straight plate (10) or the second straight plate (20); and

and the locking ring (33) is sleeved on one end part of the accommodating cylinder (32) extending out of the first straight plate (10) or the second straight plate (20).

3. The auxiliary teaching device for mathematics teaching as claimed in claim 2, wherein said containing cylinder (32) is internally provided with a containing cavity (3201), said containing cavity (3201) is internally provided with a clamping assembly (40), and said clamping assembly (40) can be extended and retracted along the radial direction of said containing cylinder (32).

4. An auxiliary teaching device for mathematics teaching as claimed in claim 3, wherein said clamping assembly (40) comprises:

the clamping block (42) is partially arranged in the accommodating cavity (3201); and

one end of the second spring (41) is fixed on the inner wall of the accommodating barrel (32), and the other end of the second spring (41) is fixedly connected with the clamping block (42).

5. An auxiliary teaching device for mathematics teaching as claimed in claim 1, wherein said rotating member (11) comprises an abutment block (1101), a connecting block (1102) and a magnetic block (1103);

the connecting block (1102) is arranged in a through hole of the first straight plate (10), one end of the connecting block (1102) is movably connected with the magnetic attraction block (1103), and the other end of the connecting block (1102) is fixedly connected with the abutting block (1101).

6. The auxiliary teaching device for mathematics teaching as claimed in claim 1, wherein said limiting member (12) is arranged on said first straight plate (10), and a plurality of limiting holes (21) are arranged on the lower portion of said second straight plate (20);

the limiting piece (12) comprises a plug pin (1201) and a first spring (1202), the plug pin (1201) is sleeved with the first spring (1202), one end of the first spring (1202) is fixed on the inner wall of the first straight plate (10), and the other end of the first spring (1202) is fixed on the outer wall of the plug pin (1201).