CN211808716U - Drawing tool for drawing polygon - Google Patents
Drawing tool for drawing polygon Download PDFInfo
- Publication number
- CN211808716U CN211808716U CN202020320379.5U CN202020320379U CN211808716U CN 211808716 U CN211808716 U CN 211808716U CN 202020320379 U CN202020320379 U CN 202020320379U CN 211808716 U CN211808716 U CN 211808716U
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- CN
- China
- Prior art keywords
- ruler board
- ruler
- board
- angle
- rotating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a drawing polygonal drawing tool, including the ruler board, the lateral wall of ruler board is provided with accomodates the groove, the inside of accomodating the groove is provided with left ruler board and right ruler board, be provided with slewing mechanism between left side ruler board and the right ruler board, the lateral wall of left side ruler board is provided with the angle scale mark that the angle was discerned. The utility model has the advantages of reasonable design, through the cooperation of controlling the ruler board, can change the angle between the left and right sides ruler board, can look over the pivoted angle through the sign line, conveniently draw the line segment of corresponding angle, still conveniently control taking in of ruler board and preserve.
Description
Technical Field
The utility model relates to a learning tools technical field especially relates to a drawing instrument of drawing polygon.
Background
The polygon is mathematical expression, and the plane figure formed by sequentially connecting three or more line segments end to end is called the polygon. According to different standards, polygons can be classified into regular polygons and non-regular polygons, convex polygons, concave polygons, and the like.
In daily life, in the in-process of mathematics study, the student often can meet the drawing of polygon, and the polygon is drawn to the learning tools that is used for drawing common, when drawing, need change multiple different instrument and draw, wastes time and energy, still makes mistakes easily at the drawing in-process, influences the speed of drawing to can reduce the progress of study.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the drawing instrument of drawing polygon that proposes, its cooperation through controlling the ruler board can change the angle between the left and right sides ruler board, can look over the pivoted angle through the sign line, conveniently draws the line segment of corresponding angle, still conveniently controls taking in of ruler board and preserve.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a drawing tool of polygon, includes the ruler board, the lateral wall of ruler board is provided with accomodates the groove, the inside of accomodating the groove is provided with left ruler board and right ruler board, be provided with slewing mechanism between left side ruler board and the right ruler board, the lateral wall of left side ruler board is provided with the angle scale mark that the angle was discerned, left side ruler board with accomodate and be provided with magnetism between the groove and inhale the mechanism.
Preferably, a second magnetic block is embedded in the side wall of the left ruler plate, and a first magnetic block is embedded in the inner side of the accommodating groove.
Preferably, the opposite surfaces of the first magnetic block and the second magnetic block have opposite magnetic poles, and the first magnetic block and the second magnetic block are in the same horizontal line.
Preferably, slewing mechanism is including setting up the rotation groove on left ruler board lateral wall, the lateral wall of left ruler board link up and is provided with the perforating hole, the inside of perforating hole is provided with rotatable pivot, the outside cover of pivot is equipped with the turning block, and both fixed connection, the turning block is located the inside in rotation groove, turning block fixed connection is on the lateral wall of right ruler board.
Preferably, two bearings are symmetrically arranged inside the through hole, the rotating shaft is located inside the bearings, and the rotating shaft and the bearings are fixedly connected.
Preferably, the through hole and the angle scale mark are located in the same circle center, and one end of the rotating shaft is provided with a mark line convenient for identifying the rotating angle.
The utility model discloses possess following beneficial effect:
1. by arranging the rotating mechanism, the left ruler plate and the right ruler plate can rotate through the matching of the rotating shaft and the bearing, so that the angle change of the left ruler plate and the right ruler plate is facilitated, and the drawing use is facilitated;
2. by setting the angle scale lines and the identification lines, the rotating angle can be checked through the identification lines, and line segments with corresponding angles can be drawn conveniently;
3. through setting up magnetism and inhale the mechanism, utilize the principle that magnetism opposite poles attracted, make things convenient for left ruler board to be located the inside of accomodating the groove, help the save of left ruler board, also make things convenient for about taking out of ruler board.
The utility model discloses in, can be through controlling the cooperation of ruler board, can change about the angle between the ruler board, can look over the pivoted angle through the sign line, conveniently draw the line segment of corresponding angle, still conveniently control the taking in of ruler board and preserve.
Drawings
Fig. 1 is a schematic structural diagram of a drawing tool for drawing polygons according to the present invention;
fig. 2 is a schematic side view of the drawing tool for drawing polygons according to the present invention.
In the figure: the magnetic scale comprises a ruler plate 1, a first magnetic block 2, a storage groove 3, a second magnetic block 4, a left ruler plate 5, angle scale lines 6, identification lines 7, a rotating shaft 8, a right ruler plate 9, a rotating groove 10, a rotating block 11, a through hole 12 and a bearing 13.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being 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.
Referring to fig. 1-2, a drawing tool for drawing polygons, including a ruler plate 1, a containing groove 3 is provided on the side wall of the ruler plate 1, a left ruler plate 5 and a right ruler plate 9 are provided inside the containing groove 3, a rotating mechanism is provided between the left ruler plate 5 and the right ruler plate 9, the rotating mechanism includes a rotating groove 10 provided on the side wall of the left ruler plate 5, a through hole 12 is provided on the side wall of the left ruler plate 5, a rotatable rotating shaft 8 is provided inside the through hole 12, two bearings 13 are symmetrically provided inside the through hole 12, the rotating shaft 8 is located inside the bearings 13, and both are fixedly connected, the bearings 13 are convenient for the rotating shaft 8 to rotate, a rotating block 11 is sleeved outside the rotating shaft 8 and is fixedly connected with both, the rotating block 11 is located inside the rotating groove 10, and the rotating block 11 is fixedly connected to the side wall of the right ruler plate 9.
The lateral wall of left ruler board 5 is provided with the angle scale mark 6 that the angle was discerned, and perforating hole 12 is in same centre of a circle with angle scale mark 6, and the one end of pivot 8 is provided with conveniently discerns turned angle's sign line 7, can look over the pivoted angle through sign line 7, conveniently draws the line segment of corresponding angle.
Left ruler board 5 and accomodate and be provided with magnetism between the groove 3 and inhale the mechanism, left ruler board 5's lateral wall inlays and is equipped with second magnetic path 4, the inboard of accomodating groove 3 inlays and is equipped with first magnetic path 2, the one side that first magnetic path 2 and second magnetic path 4 are relative each other is the opposite magnetic pole, first magnetic path 2 and second magnetic path 4 are in same water flat line, utilize the principle that magnetism opposite polarity was inhaled, make things convenient for left ruler board 5 to be located the inside of accomodating groove 3, help left ruler board 5's save.
During the use, usable ruler board 1 carries out simple drawing, during the sideline of certain angle of drawing, can be with left ruler board 5 and the pulling of right ruler board 9, the second magnetic path 4 and the separation of first magnetic path 2 of left ruler board 5, make things convenient for taking out of left ruler board 5 to use, left ruler board 5 is at the in-process of drawing, right ruler board 9 rotates and to drive pivot 8 and rotate, thereby can look over the pivoted angle through identification line 7, conveniently draw the line segment of corresponding angle, easy operation is convenient.
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 design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a drawing tool of polygon, includes ruler board (1), its characterized in that, the lateral wall of ruler board (1) is provided with accomodates groove (3), the inside of accomodating groove (3) is provided with left ruler board (5) and right ruler board (9), be provided with slewing mechanism between left side ruler board (5) and right ruler board (9), the lateral wall of left side ruler board (5) is provided with angle scale mark (6) that the angle was discerned, be provided with magnetism between left side ruler board (5) and the accomodating groove (3) and inhale the mechanism.
2. The drawing tool for drawing polygons as claimed in claim 1, wherein a second magnet (4) is embedded in the side wall of the left ruler plate (5), and a first magnet (2) is embedded in the inner side of the receiving groove (3).
3. The drawing tool for drawing polygons according to claim 2, wherein the opposite surfaces of the first magnetic block (2) and the second magnetic block (4) are opposite magnetic poles, and the first magnetic block (2) and the second magnetic block (4) are in the same horizontal line.
4. The drawing tool for drawing polygons as claimed in claim 1, wherein the rotating mechanism comprises a rotating groove (10) disposed on the side wall of the left ruler plate (5), a through hole (12) is disposed through the side wall of the left ruler plate (5), a rotatable rotating shaft (8) is disposed inside the through hole (12), a rotating block (11) is sleeved on the outer side of the rotating shaft (8), and the rotating block and the rotating shaft are fixedly connected, the rotating block (11) is located inside the rotating groove (10), and the rotating block (11) is fixedly connected to the side wall of the right ruler plate (9).
5. The drawing tool for drawing polygons according to claim 4, wherein two bearings (13) are symmetrically arranged inside the through hole (12), and the rotating shaft (8) is located inside the bearings (13) and fixedly connected with the bearings.
6. The drawing instrument for drawing polygons according to claim 5, wherein the through hole (12) is located at the same center as the angle scale line (6), and one end of the rotating shaft (8) is provided with a mark line (7) for conveniently identifying the rotation angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020320379.5U CN211808716U (en) | 2020-03-16 | 2020-03-16 | Drawing tool for drawing polygon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020320379.5U CN211808716U (en) | 2020-03-16 | 2020-03-16 | Drawing tool for drawing polygon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211808716U true CN211808716U (en) | 2020-10-30 |
Family
ID=73012972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020320379.5U Expired - Fee Related CN211808716U (en) | 2020-03-16 | 2020-03-16 | Drawing tool for drawing polygon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211808716U (en) |
-
2020
- 2020-03-16 CN CN202020320379.5U patent/CN211808716U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20210316 |