CN214705082U

CN214705082U - Multifunctional mathematics teaching aid

Info

Publication number: CN214705082U
Application number: CN202121242701.8U
Authority: CN
Inventors: 佟良; 邹大伟; 迟彩霞
Original assignee: Suihua University
Current assignee: Suihua University
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-12
Anticipated expiration: 2031-06-04

Abstract

A multifunctional mathematics teaching aid belongs to the technical field of teaching aids. The bottom of the front side of the shell is provided with a sliding through hole, the connecting slide block is slidably arranged in the sliding through hole, the connecting slide block is connected with the frame selecting flexible rule, the middle part in the shell is provided with a middle partition plate, the middle partition plate is provided with a plurality of through holes in a linear equidistant mode, the bottom of the middle partition plate is provided with a sliding groove, the inner wall of the shell at the left end and the right end of the sliding groove is provided with a guide cylinder, one end of a soft barrier strip is slidably arranged in the sliding groove, and the other end of the soft barrier strip is connected with the frame selecting flexible rule through the connecting slide block; the casing rear side bottom has seted up the rear side opening, and the ball is placed on the soft shelves strip of through-hole, when selecting frame tape measure to drive soft shelves strip and slide from the through-hole bottom, the ball falls to on the casing bottom inner wall. The purpose is that the teaching aid structure and the function in order to solve current mathematical thinking training are more single, have like the problem that the effect is not good, simple structure, design benefit is suitable for using widely.

Description

Multifunctional mathematics teaching aid

Technical Field

The utility model relates to a mathematics teaching aid belongs to teaching aid technical field that helps.

Background

Mathematics has high abstraction, rigorous logicality and application universality, so that the abstract mathematical concepts, knowledge, laws, properties and the like are difficult to master by children in teaching, and the teaching aid for training mathematical thinking is particularly important in order to comprehensively develop the potential of left and right brains of children, improve the learning ability, problem solving ability and creativity of children and is intuitive and interesting;

the teaching aid is used as a tool for assisting teaching by teachers and has an irreplaceable effect of other means. No matter which subject, a certain teaching aid can be used as an auxiliary tool, manual operation is a practice activity very popular with children, and is also one of the effective ways for children to learn mathematics enlightenment, the curiosity of the children on external objects is very strong, and the children often learn by taking interests as a starting point, so that the children are very easy to be attracted by fresh objects and then explore the objects. The teacher really brings the teaching aid into the teaching process as required, is in fact based on the foundation, selects and uses the teaching aid in good time, can arouse student's interest in learning, highlights the teaching focus, breaks through the difficult point of teaching, optimizes classroom teaching structure, develops student's innovative thinking ability, can effectively improve teaching quality and efficiency.

The existing teaching aid for mathematical thinking training has single structure and function, and particularly for an abstract algorithm of addition, the abstract algorithm usually adopts forms of digital beads and the like, so that the teaching aid has poor effect.

Therefore, a new multifunctional mathematics teaching aid is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the research and development purpose is that the teaching aid structure and the function in order to solve current mathematical thinking training are more single, especially to the algorithm of this kind of abstraction of addition, often adopts forms such as digital abacus pearl, has like the problem that the effect is not good, has given about in the following the utility model discloses a brief summary to provide about the utility model discloses a basic understanding of some aspects. It should be understood that this summary is not an exhaustive overview of the invention. It is not intended to identify key or critical elements of the invention or to delineate the scope of the invention.

The technical scheme of the utility model:

a multifunctional mathematics teaching aid comprises a shell, a middle partition plate, a soft stop strip, a frame selecting flexible rule, a ball and a connecting slide block, wherein a sliding through hole is formed in the bottom of the front side of the shell, the connecting slide block is slidably installed in the sliding through hole and is connected with the frame selecting flexible rule, the middle partition plate is installed in the middle of the shell, a plurality of through holes are linearly and equidistantly processed on the middle partition plate, a sliding groove is processed in the bottom of the middle partition plate, guide cylinders are installed on the inner wall of the shell at the left end and the right end of the sliding groove, one end of the soft stop strip is slidably installed in the sliding groove, and the other end of the soft stop strip is connected with the frame selecting flexible rule through the connecting slide block;

the casing rear side bottom has seted up the rear side opening, and the ball is placed on the soft shelves strip of through-hole, when selecting frame tape measure to drive soft shelves strip and slide from the through-hole bottom, the ball falls to on the casing bottom inner wall.

Preferably: the casing front side evenly is equipped with figure n ~ 0n and is the positive integer, select frame tape rule bottom to be the tape rule, and the top has a selection frame, and the selection frame sets up with the figure on the casing side by side, and the number on the tape rule is from 1-nn to be the positive integer, and is the same with the distance between the figure on the casing, and the digit position of leftmost end lags behind the digit position of leftmost end on a casing on the tape rule.

Preferably: all install the slip buckle on casing front side and the right side outer wall, tape slidable mounting is in the slip buckle.

Preferably: the device also comprises a chassis arranged at the bottom of the shell, and a baffle is arranged on the chassis.

Preferably: a plurality of grooves are processed on the base plate.

Preferably: the shell is provided with an observation window.

Preferably: the outlet of the shell and the outlet of the rear side opening are both provided with slopes.

The utility model discloses following beneficial effect has:

1. the utility model discloses a multifunctional mathematics teaching aid, through the quantity that the ball falls, the number is experienced directly perceivedly, and through the combination of casing front side digit and selection frame tape measure, can know which figures add and can obtain the figure of frame selection simultaneously, the teaching and the student of the mr of being convenient for understand;

2. the utility model discloses a multifunctional math teaching aid, which solves the abstract teaching problem of the addition and subtraction method, has novel structure, is easy to excite the learning interest of students, is visual, and improves the math thinking ability and the practical ability of children;

3. the utility model discloses a multi-functional mathematics teaching aid simple structure, design benefit, easy dismounting, low cost are suitable for popularization and application.

Drawings

FIG. 1 is a perspective view of a multi-functional mathematical teaching aid;

FIG. 2 is a block diagram of a multi-functional mathematical teaching aid;

FIG. 3 is a top view of a multi-functional mathematical teaching aid;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a cross-sectional view B-B of FIG. 3;

FIG. 6 is a cross-sectional view C-C of FIG. 3;

FIG. 7 is a cross-sectional view D-D of FIG. 3;

FIG. 8 is a front view of a multi-functional mathematical teaching aid;

FIG. 9 is a state diagram of the use of a multi-functional mathematical teaching aid;

in the figure, 1-shell, 2-middle partition board, 3-soft stop strip, 4-frame selecting flexible rule, 5-ball, 6-connecting slide block, 11-sliding through hole, 12-rear side opening, 13-sliding buckle, 14-observation window, 15-top opening, 16-slope, 21-through hole, 22-sliding groove, 23-guide cylinder, 41-flexible rule, 42-frame selecting, 1-1-chassis, 1-2-baffle and 1-3-groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The utility model discloses the connection that mentions divide into fixed connection and can dismantle the connection, fixed connection is for the conventional fixed connection mode such as undetachable connection including but not limited to hem connection, rivet connection, adhesive connection and welded connection, can dismantle the connection including but not limited to conventional dismantlement modes such as threaded connection, buckle connection, pin joint and hinged joint, when not clearly prescribing a limit to concrete connection mode, acquiesces to always can find at least one kind of connected mode in current connected mode and can realize this function, and the technical staff in the art can select by oneself as required. For example: the fixed connection selects welding connection, and the detachable connection selects hinge connection.

The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 9, and the multifunctional mathematics teaching aid of the embodiment comprises a shell 1, a middle partition plate 2, a soft stop strip 3, a frame selecting flexible rule 4, a round ball 5 and a connecting slide block 6, wherein the bottom of the front side of the shell 1 is provided with a sliding through hole 11, the connecting slide block 6 is slidably installed in the sliding through hole 11, the connecting slide block 6 is connected with the frame selecting flexible rule 4, the middle part of the shell 1 is fixedly provided with the middle partition plate 2, the middle partition plate 2 is provided with a plurality of through holes 21 at linear equal intervals, the bottom of the middle partition plate 2 is provided with a sliding chute 22, guide cylinders 23 are installed on the inner wall of the shell 1 at the left end and the right end of the sliding chute 22, one end of the soft stop strip 3 is slidably installed in the sliding chute 22, and the other end of the soft stop strip 3 is connected with the frame selecting flexible rule 4 through the connecting slide block 6;

the bottom of the rear side of the shell 1 is provided with a rear side opening 12, the ball 5 is placed on the soft barrier strip 3 of the through hole 21, and when the selection frame flexible rule 4 drives the soft barrier strip 3 to slide from the bottom of the through hole 21, the ball 5 falls onto the inner wall of the bottom of the shell 1 and slides out from the rear side opening 12;

the number of the round balls 5 is equal to the number of the through

holes

21, and 10 are taken as an example in the present embodiment, as shown in fig. 1 to 9.

The second embodiment is as follows: the embodiment is described with reference to fig. 1 to 9, and based on the first embodiment, the multifunctional mathematics teaching aid of the embodiment is characterized in that the front side of the shell 1 is uniformly provided with numbers n-0, wherein n is a positive integer, the bottom of the frame selecting flexible rule 4 is a flexible rule 41, the top of the frame selecting flexible rule is provided with a frame selecting 42, the frame selecting 42 and the numbers on the shell 1 are arranged in parallel, the numbers on the flexible rule 41 are 1-n, wherein n is a positive integer and is the same as the distance between the numbers on the shell 1, the number position at the leftmost end on the flexible rule 41 lags behind the number position at the leftmost end on the shell 1, the distance between two adjacent through holes 21 is equal to the distance between two adjacent numbers on the shell 1, and the purpose is that after the device is initially set, each time when the distance of moving one number is increased, a corresponding round ball 5 falls.

The third concrete implementation mode: referring to fig. 1 to 9, the present embodiment is described, and based on the first embodiment, the multifunctional mathematics teaching aid of the present embodiment has slide fasteners 13 mounted on the outer walls of the front side and the right side of the housing 1, and the tape 41 is slidably mounted in the slide fasteners 13.

The fourth concrete implementation mode: the embodiment is described with reference to fig. 1 to 9, and the multifunctional mathematics teaching aid of the embodiment further comprises a chassis 1-1 installed at the bottom of the shell 1, and a baffle 1-2 is arranged on the chassis 1-1 to prevent the round balls 5 from scattering around.

The fifth concrete implementation mode: the embodiment is described with reference to fig. 1 to 9, and a plurality of grooves 1 to 3 are processed on the chassis 1-1 for placing balls for study and display.

The sixth specific implementation mode: the embodiment is described with reference to fig. 1 to 9, and the multifunctional mathematics teaching aid of the embodiment is characterized in that the shell 1 is provided with an observation window 14, the top of the shell 1 is provided with a top opening 15, and the number and the falling condition of the round balls can be observed through the observation window 14.

The seventh embodiment: referring to fig. 1 to 9, the multifunctional mathematics teaching aid of the embodiment is described, wherein slopes 16 are arranged in the shell 1 and at the outlet of the rear opening 11, so that the ball 5 can slide out of the shell 1 conveniently.

The seventh embodiment: the embodiment is described with reference to fig. 1 to 9, and the multifunctional mathematical teaching aid of the embodiment is exemplified by taking the maximum number n as 10, and as shown in fig. 1 to 9, the use steps are as follows:

initial reset:

step 1, manually adjusting the frame selection flexible rule 4 until the frame selection is at the rightmost side, and selecting the minimum number 0 on the shell 1 by a frame selection 42;

step 2, a user puts the round balls 5 into all the through holes 21 of the middle partition plate 2 one by one, and the round balls 5 cannot fall down due to the action of the soft barrier strips 3;

and (3) self-selection:

step 3, the user manually adjusts the frame selecting tape 4 until the frame selecting 42 selects the number to be calculated, here exemplified by the number 6, as shown in fig. 9;

step 4, when the frame selecting flexible rule 4 is operated in the step 3, the soft stop strips 3 are driven to slide due to the action of the connecting slide block 6, and the distance between the through holes 21 and the number is the same, so that the same number of balls 5 can fall according to the number actually selected by the frame;

learning and observation:

and 5, a user can observe which two numbers are added to obtain a framed number according to the corresponding numbers on the flexible rule 41 and the shell 1, and the ball 5 can intuitively sense the change of the specific numbers.

It should be noted that the present invention is only suitable for the learning of plus-minus observation operation of positive integer, and the size of the number and the number of the round balls 5 and the through holes 21 can be adjusted according to the actual situation, and the terms used herein are only for describing the specific embodiment and are not intended to limit the exemplary embodiment according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

It should be noted that, in the above embodiments, as long as the technical solutions can be aligned and combined without contradiction, those skilled in the art can exhaust all possibilities according to the mathematical knowledge of the alignment and combination, and therefore, the present invention does not describe the technical solutions after alignment and combination one by one, but it should be understood that the technical solutions after alignment and combination have been disclosed by the present invention.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 multi-functional mathematics teaching aid which characterized in that: the device comprises a shell (1), a middle partition plate (2), soft barrier strips (3), a frame selecting flexible rule (4), a ball (5) and a connecting slide block (6), wherein a sliding through hole (11) is formed in the bottom of the front side of the shell (1), the connecting slide block (6) is slidably mounted in the sliding through hole (11), the connecting slide block (6) is connected with the frame selecting flexible rule (4), the middle partition plate (2) is mounted in the shell (1), a plurality of through holes (21) are linearly and equidistantly processed on the middle partition plate (2), a sliding chute (22) is processed at the bottom of the middle partition plate (2), guide cylinders (23) are mounted on the inner wall of the shell (1) at the left end and the right end of the sliding chute (22), one end of each soft barrier strip (3) is slidably mounted in the sliding chute (22), and the other end of each soft barrier strip (3) is connected with the frame selecting flexible rule (4) through the connecting slide block (6);

rear side opening (12) have been seted up to casing (1) rear side bottom, and ball (5) are placed on soft shelves strip (3) of through-hole (21), when selecting frame flexible rule (4) to drive soft shelves strip (3) and slide from through-hole (21) bottom, ball (5) fall to casing (1) bottom inner wall on.

2. A multi-functional mathematics teaching aid according to claim 1 characterized in that: the number n-0 is uniformly arranged on the front side of the shell (1), wherein n is a positive integer, the bottom of the frame selecting flexible rule (4) is a flexible rule (41), the top of the frame selecting flexible rule is provided with a frame selecting (42), the frame selecting (42) and the number on the shell (1) are arranged in parallel, the number on the flexible rule (41) is 1-n, wherein n is a positive integer and is the same as the distance between the numbers on the shell (1), and the number position of the leftmost end on the flexible rule (41) lags behind the number position of the leftmost end on the shell (1).

3. A multi-functional mathematical teaching aid according to claim 2, characterized in that: all install slip buckle (13) on casing (1) front side and the right side outer wall, tape (41) slidable mounting is in slip buckle (13).

4. A multi-functional mathematical teaching aid according to any of claims 1 to 3, characterized in that: the device also comprises a chassis (1-1) arranged at the bottom of the shell (1), and a baffle (1-2) is arranged on the chassis (1-1).

5. A multi-functional mathematics teaching aid according to claim 4 characterized in that: a plurality of grooves (1-3) are processed on the chassis (1-1).

6. A multi-functional mathematics teaching aid according to claim 4 characterized in that: an observation window (14) is arranged on the shell (1), and a top opening (15) is arranged at the top of the shell (1).

7. A multi-functional mathematical teaching aid according to any of claims 1 to 3, characterized in that: slopes (16) are arranged at the outlets of the inner side of the shell (1) and the rear side opening (12).