CN205272967U - Drawing sired results utensil - Google Patents

Drawing sired results utensil Download PDF

Info

Publication number
CN205272967U
CN205272967U CN201520941702.XU CN201520941702U CN205272967U CN 205272967 U CN205272967 U CN 205272967U CN 201520941702 U CN201520941702 U CN 201520941702U CN 205272967 U CN205272967 U CN 205272967U
Authority
CN
China
Prior art keywords
circle
center
graduation line
location graduation
instrument
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
Application number
CN201520941702.XU
Other languages
Chinese (zh)
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201520941702.XU priority Critical patent/CN205272967U/en
Application granted granted Critical
Publication of CN205272967U publication Critical patent/CN205272967U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a drawing sired results utensil to it is complicated to solve the compasses preparation, operate inconvenient, the function singleness scheduling problem. The utility model discloses the device is by length instrument (1), circle center location device (2), drawing circle positioner (7) triplex, circle center location device (2) are drawn circle positioner (7) and are fixed in length instrument (1) with drawing circle fixed screw (6) level with centre of a circle fixed screw (3) vertical fixation in length instrument (1), circle center location device (2) connect gradually centre of a circle fixed screw (3), swivel bearing (4) and adhesion instrument (5), it is equipped with drawing circle fixed screw (6) and mapping hole (8) to draw circle positioner (7), circle center location device (2) indicate the centre of a circle and fix a position scale mark (101), the centre of a circle on perpendicularly and fix a position scale mark (102), centre of a circle level left side location scale mark (11) perpendicularly down and fix a position scale mark (12) with the centre of a circle level right side, it indicates to fix a position on marginal scale mark (13), the radius and fixes a position scale mark (142) under scale mark (141) and the radius to draw circle positioner (7). The utility model discloses simple structure, with low costs, convenient to use, the function is various, convenient to carry, both the light drawing circle of instruments such as available ruler, set -square, protractor, rod, plank, pencil box can be used to classroom teaching and engineering drawing circle again, also can be used to draw on cement, metal, glass, the plastics blackboard small circle or great circle, still applicable draw on the homework book in the student round.

Description

A kind of circle tool
Technical field
The utility model relates to a kind of circle tool.
Background technology
At present, there is following main problem in common compasses: 1. liang pin is pointed very dangerous, it is easy to scratch blackboard and book; 2. the blackboard upper drawing circle made at metal, glass, plastics easily slides, and the center of circle is unstable, and the size of radius also easily changes, and not easily operates; 3. radius size is limited, needs to change hand when drawing circle, draws little circle very light, draws great circle very painstaking.
Disclosed the patented product of many compasses in recent years, such as compasses (201220743175.8, it is applicable to blackboard), magnetic pin compasses (201110397134.8, it is applicable to blackboard), anti-skidding compasses (200910211016.6, it is applicable to blackboard), sucker compass (201110368802.4, it is applicable to blackboard), a kind of educational compasses (201520287153.9, it is applicable to blackboard), a kind of portable blackboard special compasses (201520439714.2, it is applicable to blackboard), new-type compasses (201310231917.8, special), dismountable engineering compasses (201520376946.8, engineering is special), the picture the received great circle instrument (201520471176.5 of a kind of free pen, it is applicable to great circle), a kind of compasses (201010231872.0, use limited), determine axle compasses (201410615195.0, design is complicated), dual-purpose compasses (200910063031.0, dual-purpose), compasses (201220757302.X, use inconvenience), a kind of safe and portable compasses (201520222943.9 with precisely regulating radius scale, design is complicated), a kind of portable compasses pen (201510531079.5, pen), but still there is following main problem: 1. use range is limited, purposes is single, 2. make complicated, cost height, inconvenient operation, 3. big Multipurpose ruler becomes compasses as vector modification, and ruler bad compasses are bad, 4. cannot solve the problem fixing the center of circle on homework book, 5. sucker adheres is insecure, it is easy to come off, 6. picture round belting and plane are tangent, it is easy to draw and hinder plane.
Practical novel content
The purpose of this utility model is open a kind of circle tool, makes complicated to solve compasses, inconvenient operation, the problems such as function singleness.
Technical solutions of the utility model are as follows:
A kind of circle tool, it is made up of length instrument (1), center of circle positioning device (2), picture circle locating device (7) three part, described center of circle positioning device (2) center of circle retaining screw (3) is vertically fixed on length instrument (1), draws circle locating device (7) picture circle retaining screw (6) level and is fixed on length instrument (1); Described center of circle positioning device (2) connects center of circle retaining screw (3), swivel bearing (4) and the instrument of adhesion (5) successively, and described picture circle locating device (7) is provided with picture circle retaining screw (6) and mapping hole (8); Described center of circle positioning device (2) indicates that location graduation line (101) is vertically gone up in the center of circle, location graduation line (102) is vertically descended in the center of circle, center of circle level left location graduation line (11) and the right location graduation line (12) of center of circle level, and described picture circle locating device (7) indicates on edge scale marks (13), radius location graduation line (142) under location graduation line (141) and radius.
The utility model structure is simple, cost is low, easy to use, diverse in function, easy to carry, both circle be can easily draw with instruments such as ruler, set square, protractor, rod, plank, pencil boxs, classroom instruction and mechanical drawing circle can be used for again, also can be used for cement, metal, glass, plastic blackboard are drawn little circle or great circle, also applicable in student at homework book upper drawing circle.
Accompanying drawing explanation
Fig. 1 of the present utility model faces structural representation.
Fig. 2 is the plan structure schematic diagram of center of circle positioning device of the present utility model.
Fig. 3 is the plan structure schematic diagram drawing circle locating device of the present utility model.
In figure: length instrument (1), center of circle positioning device (2), center of circle retaining screw (3), swivel bearing (4), adhesion instrument (5), draw circle retaining screw (6), draw circle locating device (7), mapping hole (8), mapping pen (9), vertically orient scale marks (101) on the center of circle, vertical location graduation line (102) under the center of circle, edge scale marks (13), the left location graduation line (11) of center of circle level, the right location graduation line (12) of center of circle level, location graduation line (142) under location graduation line (141) and radius on radius.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A kind of circle tool, it is made up of length instrument (1), center of circle positioning device (2), picture circle locating device (7) three part, described center of circle positioning device (2) center of circle retaining screw (3) is vertically fixed on length instrument (1), draws circle locating device (7) picture circle retaining screw (6) level and is fixed on length instrument (1); Described center of circle positioning device (2) connects center of circle retaining screw (3), swivel bearing (4) and the instrument of adhesion (5) successively, and described picture circle locating device (7) is provided with picture circle retaining screw (6) and mapping hole (8); Described center of circle positioning device (2) indicates that location graduation line (101) is vertically gone up in the center of circle, location graduation line (102) is vertically descended in the center of circle, center of circle level left location graduation line (11) and the right location graduation line (12) of center of circle level, and described picture circle locating device (7) indicates on edge scale marks (13), radius location graduation line (142) under location graduation line (141) and radius.
The described center of circle is vertically gone up location graduation line (141) or the center of circle on location graduation line (101) and radius and is vertically descended under location graduation line (102) and radius the horizontal throw between location graduation line (142) to be the radius of circle, and center of circle level left location graduation line (11) and the right location graduation line (12) of center of circle level must on sea lines.
Described length instrument (1) is ruler, set square, protractor, rod, plank and pencil box; When cement, plastics, Glass blackboard upper drawing circle, adhesion instrument (5) is sucker, it is magnet when adhering to instrument (5) when metallic blackboard, homework book upper drawing circle.
The length 1-1.5cm in described center of circle retaining screw (3).
Described mapping pen (9) is pencil, chalk, white plate pen.
Example 1 is in the concrete operation (with ruler be example as length instrument) of cement blackboard upper drawing circle
Draw the top that circle locating device (7) is fixed on ruler, need correct position center of circle positioning device (2) being fixed on ruler according to radius, ensure that center of circle level left location graduation line (11) and the right location graduation line (12) of center of circle level must on sea lines; Adhesion instrument (5) sucker adheres on cement blackboard, chalk insertion mapping hole (8) is inner, and rotary picture circle locating device (7) draws circle.
The same at plastic and glass blackboard upper drawing circle.
Example 2 is in the concrete operation (with pencil box be example as length instrument) of metallic blackboard upper drawing circle
Draw the top that circle locating device (7) is fixed on pencil box, need correct position center of circle positioning device (2) being fixed on pencil box according to radius, ensure that center of circle level left location graduation line (11) and the right location graduation line (12) of center of circle level must on sea lines; Adhesion instrument (5) magnet is adhered on metallic blackboard, and chalk insertion mapping hole (8) is inner, and rotary picture circle locating device (7) draws circle.
Example 3 is in the concrete operation (with protractor be example as length instrument) of metal white plate upper drawing circle
Draw the top that circle locating device (7) is fixed on protractor, need correct position center of circle positioning device (2) being fixed on protractor according to radius, ensure that center of circle level left location graduation line (11) and the left location graduation line (12) of center of circle level must on sea lines; Adhesion instrument (5) magnet is adhered on the white plate of metal, and it is inner that white plate penholder enters hole of mapping (8), and rotary picture circle locating device (7) draws circle.
Example 4 is in the concrete operation (with set square be example as length instrument) of homework book upper drawing circle
Draw the top that circle locating device (7) is fixed on set square, need correct position center of circle positioning device (2) being fixed on set square according to radius, ensure that center of circle level left location graduation line (11) and the left location graduation line (12) of center of circle level must on sea lines; Adhesion instrument (5) magnet is placed in below operation paper, and vertical at operation paper directly adheres to swivel bearing (4) above, and pencil insertion mapping hole (8) is inner, and rotary picture circle locating device (7) is drawn round.
Above-described is only better embodiment of the present utility model; the technical solution of the utility model is not limited thereto; should be understood that to those skilled in the art; under technology provided by the utility model is enlightened; other equivalent modifications and improvement can also be made, also should be considered as the scope of the utility model claim protection.

Claims (4)

1. a circle tool, it is made up of length instrument (1), center of circle positioning device (2), picture circle locating device (7) three part, described center of circle positioning device (2) center of circle retaining screw (3) is vertically fixed on length instrument (1), draws circle locating device (7) picture circle retaining screw (6) level and is fixed on length instrument (1); Described center of circle positioning device (2) connects center of circle retaining screw (3), swivel bearing (4) and the instrument of adhesion (5) successively, and described picture circle locating device (7) is provided with picture circle retaining screw (6) and mapping hole (8); Described center of circle positioning device (2) indicates that location graduation line (101) is vertically gone up in the center of circle, location graduation line (102) is vertically descended in the center of circle, center of circle level left location graduation line (11) and the right location graduation line (12) of center of circle level, and described picture circle locating device (7) indicates on edge scale marks (13), radius location graduation line (142) under location graduation line (141) and radius.
2. a kind of circle tool according to claim 1, it is characterized in that: the described center of circle is vertically gone up location graduation line (141) or the center of circle on location graduation line (101) and radius and vertically descended under location graduation line (102) and radius the horizontal throw between location graduation line (142) to be the radius of circle, the right location graduation line (12) of the length 1-1.5cm in described center of circle retaining screw (3), center of circle level left location graduation line (11) and center of circle level must on a sea line.
3. a kind of circle tool according to claim 1, it is characterised in that: described mapping pen (9) is pencil, chalk, white plate pen.
4. a kind of circle tool according to claim 1, it is characterised in that: described length instrument (1) is ruler, set square, protractor, rod, plank and pencil box; When cement, plastics, Glass blackboard upper drawing circle, adhesion instrument (5) is sucker, it is magnet when adhering to instrument (5) when metallic blackboard, homework book upper drawing circle.
CN201520941702.XU 2015-11-24 2015-11-24 Drawing sired results utensil Expired - Fee Related CN205272967U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520941702.XU CN205272967U (en) 2015-11-24 2015-11-24 Drawing sired results utensil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520941702.XU CN205272967U (en) 2015-11-24 2015-11-24 Drawing sired results utensil

Publications (1)

Publication Number Publication Date
CN205272967U true CN205272967U (en) 2016-06-01

Family

ID=56057577

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520941702.XU Expired - Fee Related CN205272967U (en) 2015-11-24 2015-11-24 Drawing sired results utensil

Country Status (1)

Country Link
CN (1) CN205272967U (en)

Similar Documents

Publication Publication Date Title
CN201646147U (en) Multipurpose ruler-compass for teaching
CN205272967U (en) Drawing sired results utensil
CN214523060U (en) Diagraph for mathematics teaching
CN201501217U (en) Multi-functional plotting instrument
CN201931855U (en) Multifunctional ruler
CN205718710U (en) A kind of mathematical education clinometer
CN201970705U (en) Multi-use teaching aid for classroom
CN202189488U (en) Multifunctional learning ruler
CN201158253Y (en) Teaching compasses
CN204160956U (en) A kind of multifunctional triangle
CN104163062A (en) Drawing tool
CN205970500U (en) Multifunctional teaching ruler
CN103879200B (en) Classroom draughting board tool
CN2325809Y (en) Sine function quick calculating rule
CN2875837Y (en) Multifunction teaching compass
CN201544649U (en) Stable type compasses for teaching
CN209111821U (en) A kind of portable mathmatical ruler
CN201961024U (en) Set square for mathematics teaching
CN203110681U (en) Ruler for elementary school mathematics teaching
CN202826860U (en) Multifunctional student ruler
CN210309686U (en) Multifunctional goniometer for junior middle school teaching
CN209879910U (en) Multifunctional plane figure transformation drawing and demonstration teaching aid
CN201833762U (en) Teaching compasses
CN206124546U (en) Teaching meter ruler
CN201604430U (en) Compass adopting sucking disc for positioning

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
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: 20160601

Termination date: 20161124