CN216507634U

CN216507634U - Multi-functional high school mathematics teacher uses self-control teaching aid

Info

Publication number: CN216507634U
Application number: CN202123182344.3U
Authority: CN
Inventors: 贾堃邦
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-05-13
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a multifunctional self-made teaching aid for high school mathematics teachers, and relates to the field of teaching aids. According to the teaching aid, the sliding groove, the sliding block, the mounting plate, the fixing rod and the sucking disc are connected with the triangular ruler, and the mounting plate is provided with the placing hole, the clamping plate, the screw rod and the threaded hole.

Description

Multi-functional high school mathematics teacher uses self-control teaching aid

Technical Field

The utility model relates to a self-made teaching aid, in particular to a multifunctional self-made teaching aid for high school mathematics teachers.

Background

Mathematics is a subject of researching concepts such as quantity, structure, change, space, information and the like, is a universal means for strictly describing abstract structures and modes of things by human beings, can be applied to any problem in the real world, all mathematical objects are artificially defined essentially, in this sense, the mathematics belongs to form science, not natural science, different mathematicians and philosophers have a series of opinions on the exact range and definition of the mathematics, in human historical development and social life, the mathematics plays an irreplaceable role and is also an essential basic tool for learning and researching modern scientific technology, high school students can also contact the subject of mathematics in the learning process, and high school teachers need to draw mathematical graphs by using teaching aids in the teaching process.

Present high school mathematics teacher still has some defects and not enough with teaching aid when using, and the place that specifically needs the improvement is as follows:

the teaching aid is used to current high school mathematics teacher mostly all function singleness, needs the teacher to carry the teaching aid of different functions when drawing different figures, consequently leads to current teaching aid practicality relatively poor and carry the teacher's walking of being not convenient for of multiple teaching aid.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multifunctional self-made teaching aid for high school mathematics teachers, and aims to solve the problems that the existing teaching aids for high school mathematics teachers in the background technology are single in function, and teachers are required to carry teaching aids with different functions when drawing different figures, so that the existing teaching aids are poor in practicability and inconvenient to walk when carrying various teaching aids.

In order to achieve the purpose, the utility model provides the following technical scheme: a multifunctional homemade teaching aid for high school mathematics teachers comprises a set square, wherein a sliding groove is formed in the front surface of the set square, a slide block is connected in the sliding groove in a sliding way, the left side surface of the slide block is fixedly connected with the right side surface of the mounting plate, the left side of the inner wall at the rear side of the sliding chute is movably connected with the rear end of a fixed rod through a rolling bearing, the front end of the fixed rod is fixedly connected with the rear side surface of the sucking disc, two containing grooves are formed in the front side face and the rear side face of the triangular ruler, the containing grooves are two in the rear side face and are respectively movably connected with the upper end and the lower end of the rear side handle, the rear side of the rear side handle is fixedly connected with the rear ends of the two connecting rods, the front ends of the connecting rods penetrate through the two connecting holes and are fixedly connected to the rear side face of the front side handle, the two connecting holes are formed in the triangular ruler, and the two containing grooves are communicated with the front side and the rear side through the connecting holes.

As a preferable technical scheme of the utility model, an installation groove is formed in the front surface of the sliding block, two push plates are lapped in the installation groove, and opposite surfaces of the two push plates are respectively fixedly connected with two ends of the spring.

As a preferable technical scheme of the utility model, the opposite surfaces of the two push plates are respectively fixedly connected with the opposite ends of the two insertion rods, and the ends far away from the two insertion rods respectively penetrate through the two through holes and are respectively movably connected in the two groups of insertion holes.

As a preferred technical scheme of the utility model, the two through holes are respectively arranged on the upper and lower inner walls of the mounting groove, the two through holes respectively communicate the upper and lower surfaces of the sliding block with the mounting groove in a penetrating manner, the two groups of jacks are respectively arranged on the upper and lower inner walls of the sliding groove, and each group of jacks is provided with a plurality of jacks.

As a preferable technical scheme of the utility model, a placing hole is formed in the mounting plate, a clamping plate is arranged in the placing hole, and the upper surface of the clamping plate is movably connected with the bottom end of the screw rod through a rolling bearing.

As a preferred technical scheme of the utility model, the upper side of the screw is in threaded connection with a threaded hole, the threaded hole is formed in the upper surface of the mounting plate, and the clamping plate is arranged in an arc-shaped plate.

As a preferred technical scheme of the utility model, the sliding block and the sliding groove are arranged in a T shape, the side surfaces of the two handles are arranged in an arc shape, and a triangular through groove is formed in the triangular ruler.

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

1. the blackboard eraser is connected with a set square through the arrangement of the sliding groove, the sliding block, the mounting plate, the fixing rod and the sucker, the mounting plate is provided with the placing hole, the clamping plate, the screw rod and the threaded hole, when the blackboard eraser is used for teaching and drawing, a teacher can flatly place the rear side face of the set square on a blackboard and linearly draw by using the set square, meanwhile, chalk can be placed in the placing hole to rotate the screw rod to enable the clamping plate to move downwards to clamp and fix the chalk, then the sucker is adsorbed with the blackboard and the set square is rotated to enable the set square to rotate along the fixing rod, at the moment, the blackboard is drawn in a circular shape by using the chalk in the mounting plate, so that the functional use of the blackboard eraser is more convenient due to the fact that the linear drawing tool and the circular drawing tool are integrated, the fact that the teacher needs to carry various tools and is not convenient to carry and move during teaching is avoided, and the installation groove is arranged in the sliding block, The jack connection in push pedal, spring and inserted bar and the spout uses the device to draw circular, and the mr can promote the push pedal and make the inserted bar break away from the jack, then stimulates the slider and slides in the spout and adjust the distance between mounting panel and the dead lever to convenient to use person adjusts drawing circular diameter, and then utilizes the device to draw the circular pattern of different diameters, and then has further increased the device's practicality.

2. The storage groove, the connecting rod and the handle are connected with the triangular ruler, so that a user can conveniently hold the handle to move and fix the device when using the device, the connecting rod is arranged to connect the two handles, the device can be taken by using different handles when using different functions of the device, the unused handle can be stored in the storage groove, the condition that the handle is protruded to influence the joint of the triangular ruler and the blackboard to draw is avoided, and the practicability of the device is further improved.

Drawings

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

FIG. 2 is a schematic diagram of a right-side cross-sectional structure of the present invention;

FIG. 3 is a schematic diagram of a mounting plate structure according to the present invention;

FIG. 4 is an enlarged structural diagram A of the present invention;

FIG. 5 is a schematic view of a slider structure according to the present invention.

In the figure: the multifunctional combined ruler comprises a triangular ruler 1, a sliding groove 2, a jack 3, a sliding block 4, a mounting plate 5, a fixing rod 6, a sucking disc 7, a handle 8, a holding groove 9, a placing hole 10, a clamping plate 11, a screw rod 12, a threaded hole 13, a through hole 14, a spring 15, a push plate 16, a mounting groove 17, an insertion rod 18, a connecting hole 19 and a connecting rod 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the utility model provides a technical scheme of a multifunctional homemade teaching aid for high school mathematics teachers: comprises a set square 1, a chute 2 is arranged in the front surface of the set square 1, a slide block 4 is connected in the chute 2 in a sliding way, the left side surface of the slide block 4 is fixedly connected with the right side surface of a mounting plate 5, the chute 2 is arranged in the front surface of the set square 1, the slide block 4 is connected in the chute 2 in a sliding way and is connected with the mounting plate 5, when the device is used for drawing a circle, a user pulls the slide block 4 to slide in the chute 2 to adjust the distance between the mounting plate 5 and a fixed rod 6, thereby facilitating the user to adjust the diameter for drawing the circle, the left side of the inner wall at the rear side of the chute 2 is movably connected with the rear end of the fixed rod 6 through a rolling bearing, the front end of the fixed rod 6 is fixedly connected with the rear side surface of a sucker 7, the rear end of the fixed rod 6 is movably connected with the chute 2, and the sucker 7 is arranged at the front end of the fixed rod 6, thereby utilizing the sucker 7 to be adsorbed with a blackboard to fix the fixed rod 6 to avoid the fixed rod 6 from sliding on the blackboard, further, the triangular ruler 1 is rotated along the fixing rod 6 and draws a circle by taking the fixing rod 6 as a circle center, the front side and the rear side of the triangular ruler 1 are respectively provided with two containing grooves 9, the two containing grooves 9 at the rear side are respectively movably connected with the upper end and the lower end of the handle 8 at the rear side, the containing grooves 9 are movably connected with the handle 8 through the containing grooves 9 arranged on the triangular ruler 1, so that the handle 8 is contained and hidden by the containing grooves 9, the handle 8 is prevented from being protruded to influence the joint of the triangular ruler 1 and a blackboard, the upper side and the lower side of the front surface of the handle 8 at the rear side are respectively fixedly connected with the rear ends of two connecting rods 20, the front ends of the two connecting rods 20 respectively pass through two connecting holes 19 and are fixedly connected on the rear side of the handle 8 at the front side, the two connecting holes 19 are respectively arranged in the triangular ruler 1, the two connecting holes 19 respectively communicate the containing grooves 9 at the front side and the rear side, a mounting groove 17 is arranged in the front surface of the sliding block 4, and the mounting groove 17 is lapped with two push plates 16, the opposite surfaces of the two push plates 16 are respectively fixedly connected with the two ends of a spring 15, the spring 15 is arranged between the two push plates 16, so that the two push plates 16 are fixedly supported by the spring 15, the two push plates 16 can be pushed to restore to the original position by the elasticity of the spring 15 after the two push plates 16 are pushed to approach each other, the opposite surfaces of the two push plates 16 are respectively fixedly connected with opposite ends of two insertion rods 18, the far ends of the two insertion rods 18 respectively penetrate through two through holes 14 and are respectively movably connected in two groups of insertion holes 3, the two through holes 14 are respectively arranged on the upper and lower inner walls of a mounting groove 17, the two through holes 14 respectively penetrate and communicate the upper and lower surfaces of the sliding block 4 with the mounting groove 17, the two groups of insertion holes 3 are respectively arranged on the upper and lower inner walls of the sliding groove 2, the insertion rods 18 are respectively arranged on the push plates 16 and are connected with the insertion holes 3 in the sliding groove 2, so that the positions of the adjusted sliding block 4 are fixed by the connection of the insertion rods 18 and the insertion holes 3, the drawing operation is prevented from being influenced by the sliding of the sliding block 4 when the circular drawing is carried out, a plurality of jacks 3 are arranged in each group, a placing hole 10 is formed in the mounting plate 5, a clamping plate 11 is arranged in the placing hole 10, the upper surface of the clamping plate 11 is movably connected with the bottom end of the screw 12 through a rolling bearing, the upper side of the screw 12 is in threaded connection with the threaded hole 13, the threaded hole 13 is formed in the upper surface of the mounting plate 5, the clamping plate 11 is arranged in an arc-shaped plate, the sliding block 4 and the sliding groove 2 are both in T-shaped arrangement, the placing hole 10, the clamping plate 11, the screw 12 and the threaded hole 13 are arranged on the mounting plate 5, when the device is used for teaching and drawing the circular drawing, a chalk can be placed in the placing hole 10, the screw 12 is rotated to enable the clamping plate 11 to move downwards to clamp and fix the chalk, the side surfaces of the two handles 8 are both in arc-shaped arrangements, and the side surfaces of the handles 8 are arranged in arc-shaped arrangements, so that the comfort level of holding the handles 8 can be improved by the hands of a user, a triangular through groove is formed in the triangular ruler 1.

The method comprises the following operation steps:

when the device is used for drawing a straight line, a user pulls the front side handle 8 forwards to take the device by using the front side handle 8, then the user attaches the rear side surface of the triangular ruler 1 to a blackboard for drawing, when the device is used for drawing a circle, the user pulls the two push plates 16 to approach each other to extrude the spring 15 and enable the two inserting rods 18 to be separated from the inserting holes 3, then the user pulls the sliding block 4 to slide in the sliding groove 2 according to the diameter for drawing the circle to adjust the position of the mounting plate 5, the user releases the push plates 16 after adjusting the mounting plate 5 to a proper position, at the moment, the two push plates 16 are pushed by the elasticity of the spring 15 to be away from each other to enable the inserting rods 18 to be connected with the corresponding inserting holes 3 to fix the sliding block 4, then the user inserts chalks into the placing holes 10, and rotates the screw rod 12 to enable the clamping plate 11 to move downwards to clamp and fix the chalks, then the user pulls out the rear side handle 8 from the accommodating groove 9, adsorbs the sucking disc 7 on the blackboard to fix the fixed rod 6, then the user rotates the triangular ruler 1 to enable the triangular ruler 1 to rotate along the fixed rod 6 to draw a circle on the blackboard by using chalk on the mounting plate 5, and after the drawing is finished, the sucking disc 7 is taken down from the blackboard.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multi-functional high school mathematics teacher is with self-control teaching aid, includes set square (1), its characterized in that: the triangular ruler is characterized in that a sliding groove (2) is formed in the front surface of the triangular ruler (1), a sliding block (4) is connected in the sliding groove (2), the left side surface of the sliding block (4) is fixedly connected with the right side surface of a mounting plate (5), the left side of the inner wall of the rear side of the sliding groove (2) is movably connected with the rear end of a fixing rod (6) through a rolling bearing, the front end of the fixing rod (6) is fixedly connected with the rear side surface of a sucker (7), the front side and the rear side surface of the triangular ruler (1) are respectively provided with two accommodating grooves (9), the two accommodating grooves (9) on the rear side are respectively movably connected with the upper end and the lower end of a rear side handle (8), the upper side and the lower side of the front surface of the handle (8) on the rear side are respectively fixedly connected with the rear ends of two connecting rods (20), the front ends of the two connecting rods (20) respectively penetrate through two connecting holes (19) and are fixedly connected on the rear side surface of the front handle (8), and the two connecting holes (19) are both formed in the triangular ruler (1), the front and rear side accommodating grooves (9) are respectively communicated with the two connecting holes (19) in a penetrating manner.

2. The self-made teaching aid for the multifunctional high school mathematics teacher according to claim 1, wherein: set up mounting groove (17) in slider (4) front surface, mounting groove (17) overlap joint has two push pedal (16), two push pedal (16) opposite face respectively with spring (15) both ends fixed connection.

3. The self-made teaching aid for the multifunctional high school mathematics teacher according to claim 2, wherein: the opposite surfaces of the two push plates (16) are fixedly connected with the opposite ends of the two insertion rods (18) respectively, and the ends, far away from the two insertion rods (18), of the two push plates respectively penetrate through the two through holes (14) and are movably connected into the two groups of insertion holes (3) respectively.

4. The self-made teaching aid for the multifunctional high school mathematics teacher according to claim 3, wherein: two through-hole (14) are seted up respectively on the inboard wall of side about mounting groove (17), two through-hole (14) are respectively with slider (4) upper and lower surface and mounting groove (17) run through the intercommunication, two sets of jack (3) are seted up respectively on the inboard wall of side about spout (2), every group jack (3) all are provided with a plurality ofly.

5. The self-made teaching aid for the multifunctional high school mathematics teacher according to claim 1, wherein: a placing hole (10) is formed in the mounting plate (5), a clamping plate (11) is arranged in the placing hole (10), and the upper surface of the clamping plate (11) is movably connected with the bottom end of the screw rod (12) through a rolling bearing.

6. The self-made teaching aid for the multifunctional high school mathematics teacher according to claim 5, wherein: screw rod (12) upside threaded connection is in screw hole (13), screw hole (13) are seted up in mounting panel (5) upper surface, splint (11) are the arc setting.

7. The self-made teaching aid for the multifunctional high school mathematics teacher according to claim 1, wherein: the sliding block (4) and the sliding groove (2) are arranged in a T shape, the side faces of the handles (8) are arranged in an arc shape, and a triangular through groove is formed in the triangular ruler (1).