CN211441745U

CN211441745U - High school mathematics coordinate drawing device

Info

Publication number: CN211441745U
Application number: CN201921766377.2U
Authority: CN
Inventors: 张平奎; 张翘楚
Original assignee: Chongqing Preschool Education College
Current assignee: Chongqing Preschool Education College
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-09-08
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses a high school mathematics coordinate drawing device relates to high school mathematics teaching aid technical field, specifically is a high school mathematics coordinate drawing device, including coordinate drawing device, coordinate drawing device comprises coordinate fixed plate and coordinate drawing pen, first cross axle spout and first axis of ordinates spout have been seted up to one side of coordinate fixed plate, second cross axle spout and second axis of ordinates spout have been seted up to the opposite side of coordinate fixed plate, inside third cross axle spout and the third axis of ordinates spout of having seted up of coordinate fixed plate sits the plotting system pen and comprises button, movable block, first movable rod, second movable rod, slider and drawing refill. This high school mathematics coordinate drawing device draws the cooperation setting of pen through coordinate fixed plate and coordinate, can be convenient draw horizontal axis and axis of ordinates for the coordinate axis that draws is perpendicular and standard, and sits the simple structure of plotting system pen, convenient to use.

Description

High school mathematics coordinate drawing device

Technical Field

The utility model relates to a high school mathematics teaching aid technical field specifically is a high school mathematics coordinate drawing device.

Background

The high school mathematics content includes the parts of set and function, trigonometric function, inequality, number sequence, complex number, arrangement and combination, binomial theorem, solid geometry and plane analytic geometry, etc. In the study of high school mathematics, students often need to draw coordinate graphs on exercise books and analyze various curve functions, the use of ordinary rulers or triangles for students to draw coordinate axes and function curves is often inconvenient, the drawn coordinate system is often not standard enough, and the horizontal axis and the vertical axis are not vertical enough.

Therefore, there is a need for a high school mathematical coordinate drawing apparatus that can help students draw mathematical coordinates.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a high school mathematics coordinate drawing device 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: a high school mathematics coordinate drawing device comprises a coordinate drawing device, wherein the coordinate drawing device consists of a coordinate fixing plate and a coordinate drawing pen, a first transverse shaft sliding chute is formed in one side of the coordinate fixing plate, a first longitudinal shaft sliding chute is formed in one side, close to the first transverse shaft sliding chute, of the coordinate fixing plate, a second transverse shaft sliding chute is formed in one side, far away from the first transverse shaft sliding chute, of the coordinate fixing plate, a second longitudinal shaft sliding chute is formed in one side, far away from the first longitudinal shaft sliding chute, of the coordinate fixing plate, a third transverse shaft sliding chute is formed in the coordinate fixing plate and located between the first transverse shaft sliding chute and the second transverse shaft sliding chute, a third longitudinal shaft sliding chute is formed in the coordinate fixing plate and located between the first longitudinal shaft sliding chute and the second longitudinal shaft sliding chute, the coordinate drawing pen consists of a button, a movable block, a first movable rod, a second movable rod, a sliding block and a drawing pen, one side and slider fixed connection that the movable block was kept away from to first movable rod, one side and second movable rod fixed connection that first movable rod was kept away from to the slider, one side fixedly connected with connecting rod that the button is close to the drawing refill, the one end fixedly connected with limiting plate of button is kept away from to the connecting rod, one side and drawing refill fixed connection that the connecting rod was kept away from to the limiting plate.

Optionally, the included angle of first cross axle spout and first axis of ordinates spout is 90 degrees, the included angle of second cross axle spout and second axis of ordinates spout is 90 degrees, the included angle of third cross axle spout and third axis of ordinates spout is 90 degrees.

Optionally, the movable block is arranged on one side, close to the first transverse shaft sliding groove, of the coordinate fixing plate, the inner walls of the first transverse shaft sliding groove and the first longitudinal shaft sliding groove are movably connected with the first movable rod, the inner walls of the second transverse shaft sliding groove and the second longitudinal shaft sliding groove are movably connected with the second movable rod, and the inner walls of the third transverse shaft sliding groove and the third longitudinal shaft sliding groove are movably connected with the sliding block.

Optionally, the inside of movable block is provided with first reset spring, the inside of slider all is provided with second reset spring, first reset spring's one end and button fixed connection, second reset spring's one end and limiting plate fixed connection.

Optionally, the connecting rod runs through the inside of the first movable rod, the limiting plate is arranged inside the sliding block, and the drawing pen core runs through the inside of the second movable rod.

Optionally, the coordinate fixing plate is fixedly connected with four non-slip pads on one side close to the second longitudinal axis sliding groove, and the four non-slip pads are respectively arranged at four corners of one side of the coordinate fixing plate close to the second longitudinal axis sliding groove.

(III) advantageous effects

The utility model provides a high school mathematics coordinate drawing device possesses following beneficial effect:

1. this high school mathematics coordinate drawing device through the cooperation setting of first cross axle spout, first axis of ordinates spout, second cross axle spout, second axis of ordinates spout, third cross axle spout, third axis of ordinates spout and sit plotting system pen, can make and sit plotting system pen and slide in the coordinate fixed plate, can be convenient draw the cross axle and the axis of ordinates for the coordinate axis that draws is perpendicular and standard.

2. This high school mathematics coordinate drawing device uses through the cooperation of button, drawing refill, connecting rod, limiting plate, first reset spring and second reset spring, and the button just can make the drawing refill follow coordinate drawing pen roll-off down to draw, loosen the button after drawing, because first reset spring and second reset spring's setting can make the drawing refill rebound to sit in the plotting system pen, simple structure, convenient to use.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the present invention;

fig. 4 is a schematic view of the bottom view structure of the present invention;

FIG. 5 is a schematic structural view of the sitting plotting pen of the present invention;

fig. 6 is an internal structure diagram of the sitting plotting pen of the present invention.

In the figure: the system comprises a 1-coordinate drawing device, a 2-coordinate fixing plate, a 3-coordinate drawing pen, a 301-button, a 302-movable block, a 303-first movable rod, a 304-second movable rod, a 305-sliding block, a 306-drawing pen core, a 307-connecting rod, a 308-limiting plate, a 309-first return spring, a 3010-second return spring, a 4-first transverse-axis sliding groove, a 5-first longitudinal-axis sliding groove, a 6-second transverse-axis sliding groove, a 7-second longitudinal-axis sliding groove, a 8-third transverse-axis sliding groove, a 9-third longitudinal-axis sliding groove and a 10-non-slip mat.

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 6, the present invention provides a technical solution: a high school mathematics coordinate drawing device comprises a coordinate drawing device 1, the coordinate drawing device 1 is composed of a coordinate fixing plate 2 and a coordinate drawing pen 3, one side of the coordinate fixing plate 2 is provided with a first transverse shaft sliding chute 4, one side of the coordinate fixing plate 2 close to the first transverse shaft sliding chute 4 is provided with a first longitudinal shaft sliding chute 5, the included angle between the first transverse shaft sliding chute 4 and the first longitudinal shaft sliding chute 5 is 90 degrees, one side of the coordinate fixing plate 2 far away from the first transverse shaft sliding chute 4 is provided with a second transverse shaft sliding chute 6, one side of the coordinate fixing plate 2 far away from the first longitudinal shaft sliding chute 5 is provided with a second longitudinal shaft sliding chute 7, the included angle between the second transverse shaft sliding chute 6 and the second longitudinal shaft sliding chute 7 is 90 degrees, a third transverse shaft sliding chute 8 is arranged between the first transverse shaft sliding chute 4 and the second transverse shaft sliding chute 6 inside the coordinate fixing plate 2, and a third longitudinal shaft sliding chute 9 is arranged between the, the included angle between the third horizontal-axis sliding chute 8 and the third vertical-axis sliding chute 9 is 90 degrees, the coordinate drawing pen 3 can slide in the coordinate fixing plate 2 through the matching arrangement of the first horizontal-axis sliding chute 4, the first vertical-axis sliding chute 5, the second horizontal-axis sliding chute 6, the second vertical-axis sliding chute 7, the third horizontal-axis sliding chute 8, the third vertical-axis sliding chute 9 and the coordinate drawing pen 3, the coordinates of the horizontal axis and the vertical axis can be conveniently drawn, the drawn coordinate axes are vertical and standard, the coordinate drawing pen 3 comprises a button 301, a movable block 302, a first movable rod 303, a second movable rod 304, a sliding block 305 and a drawing pen core 306, the lower surface of the movable block 302 is fixedly connected with the first movable rod 303, the side of the first movable rod 303 far away from the movable block 302 is fixedly connected with the sliding block 305, the side of the sliding block 305 far away from the first movable rod 303 is fixedly connected with the second movable rod 304, the movable block 302 is arranged on the side, the inner walls of the first transverse-axis chute 4 and the first longitudinal-axis chute 5 are movably connected with a first movable rod 303, the inner walls of the second transverse-axis chute 6 and the second longitudinal-axis chute 7 are movably connected with a second movable rod 304, the inner walls of the third transverse-axis chute 8 and the third longitudinal-axis chute 9 are movably connected with a sliding block 305, the first movable rod 303 slides in the first transverse-axis chute 4 and the first longitudinal-axis chute 5, the second movable rod 304 slides in the second transverse-axis chute 6 and the second longitudinal-axis chute 7, the sliding block 305 slides in the third transverse-axis chute 8 and the third longitudinal-axis chute 9, one side of the button 301 close to the drawing pen core 306 is fixedly connected with a connecting rod 307, one end of the connecting rod 307 far away from the button 301 is fixedly connected with a limiting plate 308, a first return spring 309 is arranged inside the movable block 302, a second return spring 3010 is arranged inside the sliding block 305, one end of the first return spring, one end of a second reset spring 3010 is fixedly connected with a limit plate 308, a connecting rod 307 penetrates inside the first movable rod 303, the limit plate 308 is arranged inside a sliding block 305, a drawing pen core 306 penetrates inside the second movable rod 304, one side of the limit plate 308, which is far away from the connecting rod 307, is fixedly connected with the drawing pen core 306, through the matched use of a button 301, the drawing pen core 306, the connecting rod 307, the limit plate 308, the first reset spring 309 and a second reset spring 3010, the drawing pen core 306 can slide out of the coordinate drawing pen 3 by pressing the button 301, so as to draw, the button 301 is released after drawing is finished, the drawing pen core 306 can rebound to the sitting drawing pen 3 due to the arrangement of the first reset spring 309 and the second reset spring 3010, a non-slip mat 10 is fixedly connected to one side of the coordinate fixing plate 2, which is close to the second vertical axis sliding chute 7, the number of the non-slip mats 10, four slipmats 10 set up respectively in the four corners department that coordinate fixed plate 2 is close to second axis of ordinates spout 7 one side, through the setting of slipmat 10, when can preventing to draw, coordinate fixed plate 2 slides.

In summary, in the high school mathematics coordinate drawing device, the coordinate drawing pen 3 can slide in the coordinate fixing plate 2 through the matching arrangement of the first horizontal-axis chute 4, the first vertical-axis chute 5, the second horizontal-axis chute 6, the second vertical-axis chute 7, the third horizontal-axis chute 8, the third vertical-axis chute 9 and the coordinate drawing pen 3, so that the coordinates of the horizontal axis and the vertical axis can be conveniently drawn, the drawn coordinate axis is vertical and standard, the button 301, the drawing pen core 306, the connecting rod 307, the limiting plate 308, the first return spring 309 and the second return spring 3010 are used in a matching way, the drawing pen core 306 can slide out from the coordinate drawing pen 3 by pressing the button 301, so as to draw, the button 301 is released after drawing, and the drawing pen core 306 can rebound to the coordinate drawing pen 3 due to the arrangement of the first return spring 309 and the second return spring 3010, simple structure and convenient use.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

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 high school mathematics coordinate drawing device, includes coordinate drawing device (1), coordinate drawing device (1) comprises coordinate fixed plate (2) and coordinate drawing pen (3), its characterized in that: first cross axle spout (4) have been seted up to one side of coordinate fixed plate (2), first axis of ordinates spout (5) have been seted up to one side that coordinate fixed plate (2) are close to first cross axle spout (4), second cross axle spout (6) have been seted up to one side that coordinate fixed plate (2) are kept away from first cross axle spout (4), second axis of ordinates spout (7) have been seted up to one side that coordinate fixed plate (2) are kept away from first axis of ordinates spout (5), coordinate fixed plate (2) inside is located and has been seted up third cross axle spout (8) between first cross axle spout (4) and second cross axle spout (6), coordinate fixed plate (2) inside is located and has been seted up third axis of ordinates spout (9) between first axis of ordinates spout (5) and second axis of ordinates spout (7), sit plotting system pen (3) by button 301, movable block (302), first movable rod (303), Second movable rod (304), slider (305) and drawing refill (306) are constituteed, the lower surface and first movable rod (303) fixed connection of movable block (302), one side and slider (305) fixed connection of movable block (302) are kept away from in first movable rod (303), one side and second movable rod (304) fixed connection of first movable rod (303) are kept away from in slider (305), one side fixedly connected with connecting rod (307) that button (301) are close to drawing refill (306), the one end fixedly connected with limiting plate (308) of button (301) are kept away from in connecting rod (307), one side and drawing refill (306) fixed connection of connecting rod (307) are kept away from in limiting plate (308).

2. The high school mathematical coordinate drawing device according to claim 1, wherein: the contained angle of first cross axle spout (4) and first axis of ordinates spout (5) is 90 degrees, the contained angle of second cross axle spout (6) and second axis of ordinates spout (7) is 90 degrees, the contained angle of third cross axle spout (8) and third axis of ordinates spout (9) is 90 degrees.

3. The high school mathematical coordinate drawing device according to claim 1, wherein: the movable block (302) is arranged on one side, close to the first transverse shaft sliding groove (4), of the coordinate fixing plate (2), the inner walls of the first transverse shaft sliding groove (4) and the first longitudinal shaft sliding groove (5) are movably connected with the first movable rod (303), the inner walls of the second transverse shaft sliding groove (6) and the second longitudinal shaft sliding groove (7) are movably connected with the second movable rod (304), and the inner walls of the third transverse shaft sliding groove (8) and the third longitudinal shaft sliding groove (9) are movably connected with the sliding block (305).

4. The high school mathematical coordinate drawing device according to claim 1, wherein: the inside of movable block (302) is provided with first reset spring (309), the inside of slider (305) all is provided with second reset spring (3010), the one end and button (301) fixed connection of first reset spring (309), the one end and limiting plate (308) fixed connection of second reset spring (3010).

5. The high school mathematical coordinate drawing device according to claim 1, wherein: the connecting rod (307) penetrates through the inside of the first movable rod (303), the limiting plate (308) is arranged inside the sliding block (305), and the drawing pen core (306) penetrates through the inside of the second movable rod (304).

6. The high school mathematical coordinate drawing device according to claim 1, wherein: one side of the coordinate fixing plate (2) close to the second longitudinal axis sliding groove (7) is fixedly connected with four anti-slip pads (10), the number of the anti-slip pads (10) is four, and the four anti-slip pads (10) are respectively arranged at four corners of one side of the coordinate fixing plate (2) close to the second longitudinal axis sliding groove (7).