CN211106611U

CN211106611U - Economics figure drawing device

Info

Publication number: CN211106611U
Application number: CN201921024833.6U
Authority: CN
Inventors: 陈萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-07-28
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses an economics figure drawing device, including the chi frame, the chi frame is the setting of mouth style of calligraphy and has certain thickness, chi frame upper surface four sides three side sign indicating number has the scale, the inside upper and lower card in space that the chi frame formed has vertical chi, vertical chi right side swing joint has horizontal chi, and horizontal chi is perpendicular setting with vertical chi, chi frame right side chi board side is provided with the opening, and horizontal chi level violently passes chi frame side opening, chi frame left side chi board surface is provided with the compasses groove, the compasses have been placed in the compasses groove, the compasses left side is provided with the radius scale corresponding with the compasses. The utility model discloses in, through the mating reaction of horizontal chi and vertical chi, realized the bar chart and drawn the simplification, the accuracy is higher than general ruler drawing precision, has improved the drawing quality, has increased the teaching quality, adopts ruler and compasses integration setting, convenient to carry, and the practicality is high.

Description

Economics figure drawing device

Technical Field

The utility model relates to a figure drawing field especially relates to an economics figure drawing device.

Background

In economics, in order to analyze economic trends and quantitative trends, two-dimensional graphs are often drawn for analysis, in economics teaching, the drawn graphs mainly include bar graphs and sector graphs, and teachers mostly draw two-dimensional graphs with rulers and compasses.

However, the traditional hand painting and the straight ruler and compass painting are sloppy, the deviation of the made figure and the actual figure is easy to see, and the single straight ruler painting bar graph is tedious and inaccurate, so that the corresponding relation with the reality is difficult to embody, and the teaching efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an economics figure drawing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an economics figure drawing device, includes the chi frame, the chi frame is the setting of mouth style of calligraphy and has certain thickness, chi frame upper surface four sides three side sign indicating number has the scale, the inside card has vertical chi from top to bottom of space that the chi frame formed, vertical chi right side swing joint has horizontal chi, and horizontal chi and vertical chi are perpendicular setting, chi frame right side chi board side is provided with the opening, and horizontal chi level violently passes chi frame side opening, chi frame left side chi board surface is provided with the compasses groove, the compasses inslot has placed the compasses, the compasses left side is provided with the radius scale corresponding with the compasses.

As a further description of the above technical solution:

the two ends of the vertical ruler are fixedly provided with sliding blocks, the side faces of the upper ruler plate and the lower ruler plate of the ruler frame are provided with sliding grooves corresponding to the sliding blocks, the sliding blocks are arranged in the sliding grooves, and the connecting mode of the transverse ruler and the vertical ruler is the same as that of the vertical ruler and the ruler frame.

As a further description of the above technical solution:

the compasses fixed rod bottom fixedly connected with ball, the chi frame upper surface is provided with the circular slot corresponding with the ball, and the ball card is within the circular slot.

As a further description of the above technical solution:

the horizontal ruler and the vertical ruler are both perpendicular to the ruler plate of the ruler frame.

As a further description of the above technical solution:

the depth of the compass groove is the same as the thickness of the compasses, and the upper surface of the compasses and the upper surface of the ruler plate are positioned on the same horizontal plane.

As a further description of the above technical solution:

the horizontal ruler, the vertical ruler and the compass grooves on the ruler frame are all positioned on the same surface, and the back surfaces are smooth.

The utility model discloses following beneficial effect has:

1. the utility model discloses a mating reaction of horizontal chi and vertical chi has realized the bar chart and has drawn the simplification.

2. The utility model discloses on add and put movable compasses, realized the circular drawing of economics sector drawing.

3. The utility model discloses the accuracy is higher than general ruler drawing precision, has improved drawing quality, has increased the teaching quality.

4. The utility model discloses a ruler and compasses integration set up, convenient to carry, the practicality is high.

Drawings

FIG. 1 is a top view of an economic graphics-rendering device;

FIG. 2 is a schematic view of the vertical ruler and ruler frame connection of an economical graphics drawing device;

FIG. 3 is a schematic view showing the connection between the compasses and the ruler holder of the economical drawing device.

Illustration of the drawings:

1. a ruler frame; 2. a transverse ruler; 3. a vertical ruler; 4. a compass groove; 5. compasses; 6. a ball bearing; 7. a slider; 8. a chute; 9. a circular groove.

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 utility model provides an economics figure drawing device, including ruler frame 1, ruler frame 1 is the setting of mouth style of calligraphy and has certain thickness, ruler frame 1 upper surface four sides three sides sign indicating number has the scale, inside upper and lower card of space that ruler frame 1 formed has

vertical chi

3, 3 right sides swing joint of vertical chi has horizontal chi 2, and horizontal chi 2 is perpendicular setting with vertical chi 3, ruler frame 1 right side chi board side is provided with the opening, and 2 levels of horizontal chi violently pass ruler frame 1 side opening, ruler frame 1 left side chi board surface is provided with compasses groove 4, compasses 5 have been placed in the compasses groove 4, compasses 5 left side is provided with the radius scale corresponding with compasses 5.

3 both ends of vertical chi 3 all are fixed and are provided with slider 7, and chi board side all is provided with the spout 8 corresponding with slider 7 about chi frame 1, slider 7 is arranged in spout 8, and horizontal chi 2 is connected with vertical chi 3 and vertical chi 3 is the same with chi frame 1 connected mode, 5 fixed rod bottom fixedly connected with balls 6 of compasses, 1 upper surface of chi frame is provided with the circular slot 9 corresponding with balls 6, and balls 6 card is within circular slot 9, horizontal chi 2 and vertical chi 3 all perpendicular to chi frame 1 chi board, 4 degree of depth in compass slot are the same with 5 thickness of compasses, and 5 upper surfaces of compasses are in on the same horizontal plane with the chi board upper surface, horizontal chi 2, vertical chi 3 all is in the same face with the compass slot 4 on the chi frame 1, the back sets up to level and smooth.

The working principle is as follows: when drawing, keep flat chi rest 1 on the drawing surface, chi rest 1 upper and lower both sides scale can be used for drawing sharp and linear drawing, and inside realizes the width and the height of bar graph through adjusting horizontal chi 2 and vertical chi 3, just can directly draw after adjusting, when needing to carry out fan-shaped drawing, lifts compasses 5 from the compasses inslot 4, and the radius of the circle of drawing of compasses 5 is adjusted through chi rest 1 left side chi board carries out the drawing of circle.

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 scope of the invention.

Claims

1. An economics graphics drawing device, includes chi frame (1), its characterized in that: the ruler frame (1) is arranged in a shape of a Chinese character kou and has a certain thickness, scales are arranged on the four sides and the three sides of the upper surface of the ruler frame (1), a vertical ruler (3) is clamped in a space formed by the ruler frame (1) up and down, a transverse ruler (2) is movably connected to the right side of the vertical ruler (3), the transverse ruler (2) and the vertical ruler (3) are arranged vertically, an opening is formed in the side face of a ruler plate on the right side of the ruler frame (1), the transverse ruler (2) horizontally penetrates through the opening in the side face of the ruler frame (1), a compass groove (4) is formed in the surface of the ruler plate on the left side of the ruler frame (1), compasses (5) are placed in the compass groove (4), radius scales corresponding to the compasses (5) are arranged on the left side of the compasses (5), a ball (6) is fixedly connected to the bottom of a fixed rod of the compasses (5), a circular groove (9) corresponding to the ball (6, and the ball (6) is clamped in the circular groove (9).

2. An economic graphics-rendering device according to claim 1, wherein: the two ends of the vertical ruler (3) are fixedly provided with sliders (7), the side faces of the upper ruler plate and the lower ruler plate of the ruler frame (1) are provided with sliding grooves (8) corresponding to the sliders (7), the sliders (7) are arranged in the sliding grooves (8), and the transverse ruler (2) is connected with the vertical ruler (3) in the same mode as the vertical ruler (3) is connected with the ruler frame (1).

3. An economic graphics-rendering device according to claim 1, wherein: the transverse ruler (2) and the vertical ruler (3) are both vertical to the ruler plate of the ruler frame (1).

4. An economic graphics-rendering device according to claim 1, wherein: the depth of the compass groove (4) is the same as the thickness of the compasses (5), and the upper surface of the compasses (5) and the upper surface of the ruler plate are positioned on the same horizontal plane.

5. An economic graphics-rendering device according to claim 1, wherein: the horizontal ruler (2), the vertical ruler (3) and the compass groove (4) on the ruler frame (1) are all located on the same surface, and the back surfaces are smooth.