CN214410438U

CN214410438U - Presentation device for mathematical education

Info

Publication number: CN214410438U
Application number: CN202120765309.5U
Authority: CN
Inventors: 李晶
Original assignee: Tianjin Huasimai Education Technology Co ltd
Current assignee: Tianjin Huasimai Education Technology Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-10-15
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a presentation device for mathematical education, which comprises a base, wherein the bottom end of the base is provided with a ball collecting groove, the front end of the base is connected with a first transparent window, one side of the base is connected with a first end cover, the bottom end of the first end cover is connected with a clamping block, the upper end of the first end cover is connected with a shifting block, the upper end of the base is connected with a ball containing box, the upper end of the ball containing box is connected with a second end cover, the bottom end of the ball containing box is provided with a ball dropping hole, the bottom end of the ball containing box is connected with a plug block, one side of the ball containing box is connected with a second transparent window, the inner side of the base is provided with a chute, the two ends of the ball containing box are connected with a sliding block, the two ends of the sliding block are connected with pulleys, the inner side of the base is connected with a limiting strip, and the two ends of the chute are provided with lug grooves; the utility model discloses in, can conveniently slide dress ball box, can show more directly perceivedly, make its student understand more when studying, improve mathematical education quality, and equipment is not fragile, use also comparatively simple and convenient.

Description

Presentation device for mathematical education

Technical Field

The utility model relates to an education and teaching presentation device field especially relates to-presentation device is used in mathematical education.

Background

The mathematics course is a subject that our student age must study, and primary and secondary school's mathematical education content mainly includes arithmetic, algebra, geometry, triangle, plane analytic geometry, calculus and statistics, probability's preliminary knowledge etc. when mr develops mathematical education work, need use some presentation device to assist the teaching, makes its abstract mathematical knowledge become more directly perceived, lets classmates understand better to reach better teaching effect.

There are the following problems:

in current mathematical education work, rarely use teaching presentation device, in the infusion to student's knowledge, seem boring, secondly some teaching presentation device are all by mr self-design, and it is crude also easy to damage, when these presentation device use, probably do not have certain intuition nature, can not express the required mathematical knowledge that expresses of department better.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a demonstration device for mathematical education.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the demonstration device for the mathematics teaching comprises a base, wherein a ball receiving groove is formed in the bottom end of the base, a first transparent window is connected to the front end of the base, a first end cover is connected to one side of the base, a clamping block is connected to the bottom end of the first end cover, a shifting block is connected to the upper end of the first end cover, a ball containing box is connected to the upper end of the base, a second end cover is connected to the upper end of the ball containing box, a ball falling hole is formed in the bottom end of the ball containing box, a plugging block is connected to the bottom end of the ball containing box, a second transparent window is connected to one side of the ball containing box, a sliding groove is formed in the inner side of the base, sliding blocks are connected to two ends of the ball containing box, pulleys are connected to two ends of the sliding blocks, limiting strips are connected to the inner side of the base, and lug grooves are formed in two ends of the sliding groove.

As a further description of the above technical solution:

the front end fixed connection of base is in the one end of first transparent window, first transparent window sets up the one side at receipts ball groove.

As a further description of the above technical solution:

one side joint of base is in the one end of first end cover, the upper end fixed connection of first end cover is in the bottom of shifting block, the bottom fixed connection of first end cover is in the upper end of fixture block, the quantity of fixture block has two sets ofly.

As a further description of the above technical solution:

the upper end sliding connection of base is at the both ends of dress ball box, the bottom at the second end cover can be dismantled in the upper end of dress ball box.

As a further description of the above technical solution:

the bottom end of the ball containing box is inserted into the upper end of the plug block, the upper end of the plug block is embedded in the ball falling hole, and the front end of the ball containing box is fixedly connected to one side of the second transparent window.

As a further description of the above technical solution:

the both ends fixed connection of dress ball box is in the one end of slider, the both ends fixed connection of slider is in the one end of pulley, the inboard fixed connection of base is in the one end of spacing, the quantity of spacing has four groups.

As a further description of the above technical solution:

one end sliding connection of slider is in the inside of spout, the bottom sliding connection of pulley is in the inside of ear groove.

The utility model discloses following beneficial effect has:

under the sliding effect of spout, slider, pulley, ear groove, can drive dress ball box and can slide in the base inboard, make its bobble drop from the ball hole to under the effect of first transparent window and second transparent window, can show more directly perceivedly, make its student when study, understand more easily, improve the mathematical education quality, and equipment is not fragile, and it is also comparatively simple and convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of a presentation device for mathematical education according to the present invention;

FIG. 2 is a schematic view of the bottom structure of a ball box of the demonstration apparatus for mathematical education provided by the present invention;

fig. 3 is the utility model provides a regional enlarged effect picture of presentation device for mathematical education.

Illustration of the drawings:

1. a base; 2. a ball collecting groove; 3. a first transparent window; 4. a first end cap; 5. a clamping block; 6. shifting blocks; 7. a ball box is arranged; 8. a second end cap; 9. a ball falling hole; 10. a second transparent window; 11. a limiting strip; 12. a chute; 13. a slider; 14. a pulley; 15. an ear canal; 16. and (6) a chock block.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the demonstration device for mathematical education comprises a base 1, wherein a ball receiving groove 2 is formed in the bottom end of the base 1, a first transparent window 3 is connected to the front end of the base 1, a first end cover 4 is connected to one side of the base 1, a clamping block 5 is connected to the bottom end of the first end cover 4, a shifting block 6 is connected to the upper end of the first end cover 4, a ball containing box 7 is connected to the upper end of the base 1, a second end cover 8 is connected to the upper end of the ball containing box 7, a ball falling hole 9 is formed in the bottom end of the ball containing box 7, a plugging block 16 is connected to the bottom end of the ball containing box 7, a second transparent window 10 is connected to one side of the ball containing box 7, a sliding groove 12 is formed in the inner side of the base 1, sliding blocks 13 are connected to two ends of the ball containing box 7, pulleys 14 are connected to two ends of the sliding blocks 13, a limiting strip 11 is connected to the inner side of the base 1, and ear grooves 15 are formed in two ends of the sliding groove 12.

The front end of the base 1 is fixedly connected with one end of a first transparent window 3, the first transparent window 3 is arranged on one side of the ball collecting groove 2, the ball collecting groove 2 is used for collecting falling small balls, and the first transparent window 3 is used for displaying more intuitively; one side of the base 1 is clamped at one end of a first end cover 4, the upper end of the first end cover 4 is fixedly connected to the bottom end of a shifting block 6, the bottom end of the first end cover 4 is fixedly connected to the upper end of a clamping block 5, the clamping blocks 5 are divided into two groups, the first end cover 4 can be opened by shifting the shifting block 6, small balls in the ball receiving groove 2 can be poured out, and the clamping block 5 has the clamping effect of the base 1 and the first end cover 4; the upper end of the base 1 is slidably connected with two ends of the ball containing box 7, the upper end of the ball containing box 7 is detachably connected with the bottom end of the second end cover 8, and small balls with different colors can be placed in the ball containing box 7 by opening the second end cover 8; the bottom end of the ball containing box 7 is inserted into the upper end of the plug block 16, the upper end of the plug block 16 is embedded in the ball falling hole 9, the front end of the ball containing box 7 is fixedly connected to one side of the second transparent window 10, the ball falling hole 9 is used for falling balls, the plug block 16 is used for blocking the ball falling hole 9 when the teaching device is idle, the balls are prevented from falling and being lost, and the second transparent window 10 is used for visually displaying probability problems; the two ends of the ball containing box 7 are fixedly connected to one end of a sliding block 13, the two ends of the sliding block 13 are fixedly connected to one end of a pulley 14, the inner side of the base 1 is fixedly connected to one end of a limiting strip 11, the limiting strips 11 are four in number, the limiting strip 11 is used for limiting the ball containing box 7, and the sliding block 13 and the pulley 14 are used for matching with a sliding groove 12 and an ear groove 15 to drive the ball containing box 7 to slide; one end of the sliding block 13 is slidably connected inside the sliding groove 12, and the bottom end of the pulley 14 is slidably connected inside the ear groove 15, wherein the sliding groove 12 and the ear groove 15 are used for cooperating with the sliding block 13 and the pulley 14 to generate a sliding effect.

And (3) description of a work flow: opening the second end cover 8, putting the small balls with different colors in the ball containing box 7, taking off the chock 16 at the bottom end of the ball containing box 7, starting to shake the second end cover 8 manually, in the matching of the sliding block 13 and the sliding chute 12 and the sliding matching of the pulley 14 and the ear groove 15, the ball containing box 7 can shake back and forth to drive small balls in the ball containing box 7 to roll to the ball falling hole 9 and fall into the ball collecting groove 2, under the action of the second transparent window 10 and the first transparent window 3, students can clearly observe the falling condition of the small balls, the probability problem is well demonstrated, and students can learn more intuitively by matching with the explanation of teachers, after the demonstration is finished, the poking block 6 is poked, the first end cover 4 is opened, small balls in the ball collecting groove 2 are poured out, the ball containing box 7 is finally placed back, the plug block 16 is plugged into the ball falling hole 9, and the second end cover 8 is covered.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. The utility model provides a presentation device for mathematical education, includes base (1), its characterized in that: the bottom of the base (1) is provided with a ball receiving groove (2), the front end of the base (1) is connected with a first transparent window (3), one side of the base (1) is connected with a first end cover (4), the bottom of the first end cover (4) is connected with a clamping block (5), the upper end of the first end cover (4) is connected with a shifting block (6), the upper end of the base (1) is connected with a ball containing box (7), the upper end of the ball containing box (7) is connected with a second end cover (8), the bottom of the ball containing box (7) is provided with a ball falling hole (9), the bottom of the ball containing box (7) is connected with a plug block (16), one side of the ball containing box (7) is connected with a second transparent window (10), the inner side of the base (1) is provided with a sliding groove (12), the two ends of the ball containing box (7) are connected with sliding blocks (13), the two ends of the sliding blocks (13) are connected with pulleys (14), the inboard of base (1) is connected with spacing (11), the both ends of spout (12) are provided with ear groove (15).

2. A presentation device for mathematical education as claimed in claim 1, wherein: the front end fixed connection of base (1) is in the one end of first transparent window (3), first transparent window (3) set up the one side in receipts ball groove (2).

3. A presentation device for mathematical education as claimed in claim 1, wherein: one side joint of base (1) is in the one end of first end cover (4), the upper end fixed connection of first end cover (4) is in the bottom of shifting block (6), the bottom fixed connection of first end cover (4) is in the upper end of fixture block (5), the quantity of fixture block (5) has two sets ofly.

4. A presentation device for mathematical education as claimed in claim 1, wherein: the upper end sliding connection of base (1) is at the both ends of dress ball box (7), the bottom at second end cover (8) can be dismantled in the upper end of dress ball box (7).

5. A presentation device for mathematical education as claimed in claim 1, wherein: the bottom end of the ball containing box (7) is inserted into the upper end of the plug block (16), the upper end of the plug block (16) is embedded in the ball falling hole (9), and the front end of the ball containing box (7) is fixedly connected to one side of the second transparent window (10).

6. A presentation device for mathematical education as claimed in claim 1, wherein: the both ends fixed connection of dress ball box (7) is in the one end of slider (13), the both ends fixed connection of slider (13) is in the one end of pulley (14), the inboard fixed connection of base (1) is in the one end of spacing (11), the quantity of spacing (11) has four groups.

7. A presentation device for mathematical education as claimed in claim 1, wherein: one end sliding connection of slider (13) is in the inside of spout (12), the bottom sliding connection of pulley (14) is in the inside of ear groove (15).