CN211843864U - High statistics specialty graphics primitive is stabilized to accuracy - Google Patents

High statistics specialty graphics primitive is stabilized to accuracy Download PDF

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Publication number
CN211843864U
CN211843864U CN202020422070.7U CN202020422070U CN211843864U CN 211843864 U CN211843864 U CN 211843864U CN 202020422070 U CN202020422070 U CN 202020422070U CN 211843864 U CN211843864 U CN 211843864U
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sliding groove
connecting rod
supporting plate
tool
round hole
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CN202020422070.7U
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Chinese (zh)
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周清
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周清
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Abstract

The utility model discloses a statistical professional drawing tool with high precision and stability, in particular to the technical field of drawing tools, which comprises a supporting plate, wherein an auxiliary mechanism is arranged on the supporting plate; the auxiliary mechanism comprises a sliding groove, the sliding groove is arranged on the supporting plate, a round hole is formed in the supporting plate, the sliding groove is arranged outside the round hole, a sliding block is arranged inside the sliding groove, a connecting rod is fixedly arranged on one side of the sliding block, one end of the connecting rod extends out of one side of the sliding groove, the connecting rod extends into the round hole, and a cylinder is fixedly arranged on one end of the connecting rod. The utility model discloses a plurality of parts are cut apart into with the circle that auxiliary mechanism's design can be quick, and it is comparatively simple to use moreover, plays a fine additional action when can drawing for the mr, all is the distribution directly perceived when having avoided the mr to draw for the figure that the mr drawn when drawing is more accurate, has alleviateed the pressure that the mr went up in class, is favorable to guaranteeing the normal clear of teaching.

Description

High statistics specialty graphics primitive is stabilized to accuracy
Technical Field
The embodiment of the utility model provides a drawing tool technical field, concretely relates to accurate high statistics specialty drawing tool of stabilizing.
Background
Statistics is a comprehensive science which can deduce the nature of the tested object and even predict the object future by means of searching, sorting and analyzing data, wherein a large amount of professional knowledge of mathematics and other subjects is used, the application range of the statistics almost covers all fields of social science and natural science, the development history of statistics shows that there is mathematical statistics after the prior social statistics, there is random variable after the prior variable, the social statistics is based on the variable, the mathematical statistics is based on the random variable, the variable and the random variable are mathematical concepts which can be mutually converted under certain conditions, the social statistics is used when describing the variable, and the mathematical statistics is used when describing the random variable.
The prior art has the following defects: in the teaching process of statistics, coordinate axes are often required to be drawn on a blackboard or a circle is required to be divided into a plurality of parts to display the proportion of different substances in the part, due to the fact that no special tool is provided, a teacher generally draws on the blackboard directly by hands, drawn figures are not standard enough, particularly, the circle is divided into a plurality of parts which are generally visually distributed by the teacher, distribution on the figures is not accurate, and the teacher is slightly deviated during drawing to cause inaccurate drawing structures, so that the teacher is subjected to physical and horizontal tests, and the teacher is inconvenient to draw.
Therefore, it is necessary to invent a highly accurate and stable statistical professional drawing tool.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a high accurate stable statistics professional drawing tool, through the design of auxiliary mechanism, can be fast cut apart into a plurality of parts with the circle, and it is comparatively simple to use, can play a fine auxiliary role when drawing for the mr, avoided the mr all be the distribution directly perceived when drawing, made the figure that the mr draws more accurate when drawing, lightened the mr pressure of going to school, be favorable to guaranteeing the normal clear of teaching, in order to solve the prior art because there is not special instrument, the teacher generally draws directly on the blackboard with the hand, the figure that draws is not enough standard, especially divide into if cadre part time with the circle generally the teacher's distribution directly perceived, will cause the distribution on the figure to be inaccurate, and the teacher has the skew slightly when drawing and can cause the drawing structure to be inaccurate, this is the examination on physical strength and level to the teacher, the problem that teachers draw pictures is very inconvenient is caused.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a high-precision and stable statistical professional drawing tool comprises a supporting plate, wherein an auxiliary mechanism is arranged on the supporting plate;
the auxiliary mechanism comprises a sliding groove, the sliding groove is formed in the supporting plate, a round hole is formed in the supporting plate, the sliding groove is formed in the outer portion of the round hole, a sliding block is arranged in the sliding groove, a connecting rod is fixedly arranged on one side of the sliding block, one end of the connecting rod extends out of one side of the sliding groove, the connecting rod extends into the round hole, a cylinder is fixedly arranged at one end of the connecting rod, a sucking disc is fixedly arranged on the rear side of the cylinder, a bamboo joint telescopic rod is fixedly arranged on one side of the sliding block and is arranged at the top of the connecting rod, the bamboo joint telescopic rod extends out of one side of the sliding groove, the bamboo joint telescopic rod extends into the.
Furthermore, the supporting plate is provided with scale marks.
Furthermore, the scale marks are arranged outside the round hole.
Furthermore, a pulley is fixedly arranged on the other side of the sliding block.
Further, the pulley is arranged inside the sliding groove.
Furthermore, four through holes are formed in the supporting plate.
Furthermore, four through holes are respectively arranged at four corners of the supporting plate.
The embodiment of the utility model provides a have following advantage:
through complementary unit's design, compare with prior art, through the design of bamboo joint telescopic link, can be quick draw a straight line, and then can be quick cut apart into a plurality of parts with the circle, it is comparatively simple to use moreover, play a fine additional action when can drawing for the mr, all be the distribution directly perceived when having avoided the mr to draw for the figure that the mr drawn when drawing is more accurate, the pressure when having alleviateed the mr and having gone up in class is favorable to guaranteeing the normal clear of teaching.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a cross-sectional view provided by the present invention;
fig. 3 is an enlarged view of a point a in fig. 2 according to the present invention;
fig. 4 is a perspective view of the bamboo joint telescopic rod provided by the present invention;
fig. 5 is a perspective view of the cylinder provided by the present invention.
In the figure: 1 backup pad, 2 spouts, 3 round holes, 4 sliders, 5 connecting rods, 6 cylinders, 7 suckers, 8 bamboo joint telescopic rods, 9 fixed plates, 10 round grooves, 11 scale marks, 12 pulleys and 13 through holes.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.
With reference to fig. 1-5 of the specification, the statistical professional drawing tool with high accuracy and stability of the embodiment comprises a support plate 1, wherein an auxiliary mechanism is arranged on the support plate 1;
the auxiliary mechanism comprises a sliding groove 2, the sliding groove 2 is formed in a supporting plate 1, a round hole 3 is formed in the supporting plate 1, the sliding groove 2 is formed in the outer portion of the round hole 3, a sliding block 4 is arranged in the sliding groove 2, a connecting rod 5 is fixedly arranged on one side of the sliding block 4, one end of the connecting rod 5 extends out of one side of the sliding groove 2, the connecting rod 5 extends into the round hole 3, a cylinder 6 is fixedly arranged at one end of the connecting rod 5, a sucking disc 7 is fixedly arranged on the rear side of the cylinder 6, a bamboo joint telescopic rod 8 is fixedly arranged on one side of the sliding block 4, the bamboo joint telescopic rod 8 is arranged at the top of the connecting rod 5, the bamboo joint telescopic rod 8 extends out of one side of the sliding groove 2, the bamboo joint telescopic rod 8 extends into the.
Furthermore, the supporting plate 1 is provided with scale marks 11, so that drawing is facilitated.
Furthermore, the scale lines 11 are arranged outside the round hole 3, so that the accuracy in drawing is improved.
Further, a pulley 12 is fixedly arranged on the other side of the sliding block 4, so that the sliding block 4 can move conveniently.
Further, the pulley 12 is disposed inside the chute 2.
Furthermore, four through holes 13 are formed in the support plate 1, so that the support plate 1 can be taken conveniently.
Furthermore, four through holes 13 are respectively arranged at four corners of the support plate 1.
The implementation scenario is specifically as follows: when the utility model is used, when a teacher needs to divide the original into a plurality of parts, the support plate 1 can be placed on the blackboard, the sucker 7 at the bottom of the cylinder 6 is placed at the position of the circle center, the sucker 7 is not pressed at the moment, then the connecting rod 5 is moved to a proper position according to the scale mark 11 on the support plate 1, the connecting rod 5 is moved to drive the slider 4 to move in the chute 2, the bamboo joint telescopic rod 8 can be driven to move while the slider 4 is moved, after the connecting rod 5 is moved to a proper position, the cylinder 6 is pressed down, so that the sucker 7 at the bottom of the cylinder 6 can suck the blackboard, the connecting rod 5 can be fixed, then the chalk is placed in the circular chute 10, the chalk is pulled again, the chalk is moved at the top of the connecting rod 5, the chalk is moved to drive the fixed plate 9 to move, the fixed plate 9 is moved to drive the bamboo joint telescopic rod 8, can be quick cut apart into a plurality of with the circle, and it is comparatively simple to use, play a fine auxiliary action when drawing for the mr, it all is directly perceived distribution when having avoided the mr to draw, make the figure that the mr drawn when drawing more accurate, the pressure when having alleviateed the mr and having gone into class, be favorable to guaranteeing the normal clear of teaching, this embodiment has specifically solved among the prior art because there is not special instrument, the teacher generally draws on the blackboard with the hand directness, the figure of drawing is not enough standard, especially divide into the circle if the cadre branch share is generally the distribution of teacher directly perceivedly, it is inaccurate to cause the distribution on the figure, and the mr has the skew slightly then can cause the drawing structure when drawing, this is the experience on physical power and the level to the teacher, lead to the very inconvenient problem of teacher when drawing.
The working principle is as follows:
referring to the attached drawings 1-5 of the specification, when a teacher needs to divide the original into a plurality of parts, the support plate 1 can be placed on the blackboard, then the sucker 7 at the bottom of the cylinder 6 is placed at the position of the circle center, the sucker 7 is not pressed down, then the connecting rod 5 is moved to a proper position according to the scale marks 11 on the supporting plate 1, the connecting rod 5 is moved to drive the sliding block 4 to move in the sliding groove 2, the sliding block 4 can drive the bamboo joint telescopic rod 8 to move while moving, after the connecting rod 5 is moved to a proper position, the column 6 is pressed down to enable the sucker 7 at the bottom of the column 6 to suck the blackboard, and then the connecting rod 5 can be fixed, then, the chalk is placed inside the round groove 10, and then pulled, so that the chalk moves at the top of the connecting rod 5, the chalk moves to drive the fixing plate 9 to move, and the fixing plate 9 moves to drive the bamboo joint telescopic rod 8 to stretch.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (7)

1. The utility model provides a high statistics specialty graphics primitive is stabilized to accurate, includes backup pad (1), its characterized in that: an auxiliary mechanism is arranged on the supporting plate (1);
the auxiliary mechanism comprises a sliding groove (2), the sliding groove (2) is arranged on a supporting plate (1), a round hole (3) is formed in the supporting plate (1), the sliding groove (2) is arranged outside the round hole (3), a sliding block (4) is arranged inside the sliding groove (2), a connecting rod (5) is fixedly arranged on one side of the sliding block (4), one end of the connecting rod (5) extends out of one side of the sliding groove (2), the connecting rod (5) extends into the round hole (3), one end of the connecting rod (5) is fixedly provided with a cylinder (6), a sucking disc (7) is fixedly arranged on the rear side of the cylinder (6), a bamboo joint telescopic rod (8) is fixedly arranged on one side of the sliding block (4), the bamboo joint telescopic rod (8) is arranged at the top of the connecting rod (5), the bamboo joint telescopic rod (8) extends out of one side of the sliding groove (2), and the bamboo, a fixing plate (9) is fixedly arranged on one side of the bamboo joint telescopic rod (8), and a circular groove (10) is formed in the fixing plate (9).
2. A statistically specialized graphic tool of claim 1 wherein said tool is further characterized by: the support plate (1) is provided with scale marks (11).
3. A statistically specialized graphic tool of claim 2 wherein said tool is further characterized by: the scale marks (11) are arranged outside the round hole (3).
4. A statistically specialized graphic tool of claim 1 wherein said tool is further characterized by: and a pulley (12) is fixedly arranged on the other side of the sliding block (4).
5. A statistically specialized graphic tool of claim 4, wherein said tool is further characterized by: the pulley (12) is arranged inside the sliding groove (2).
6. A statistically specialized graphic tool of claim 1 wherein said tool is further characterized by: four through holes (13) are formed in the supporting plate (1).
7. A statistically specialized graphic tool of claim 6 wherein said tool is further characterized by: the four through holes (13) are respectively arranged at four corners of the supporting plate (1).
CN202020422070.7U 2020-03-28 2020-03-28 High statistics specialty graphics primitive is stabilized to accuracy Active CN211843864U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020422070.7U CN211843864U (en) 2020-03-28 2020-03-28 High statistics specialty graphics primitive is stabilized to accuracy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020422070.7U CN211843864U (en) 2020-03-28 2020-03-28 High statistics specialty graphics primitive is stabilized to accuracy

Publications (1)

Publication Number Publication Date
CN211843864U true CN211843864U (en) 2020-11-03

Family

ID=73137575

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020422070.7U Active CN211843864U (en) 2020-03-28 2020-03-28 High statistics specialty graphics primitive is stabilized to accuracy

Country Status (1)

Country Link
CN (1) CN211843864U (en)

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