CN204488309U - A kind of plug-type compasses - Google Patents

A kind of plug-type compasses Download PDF

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Publication number
CN204488309U
CN204488309U CN201420858221.8U CN201420858221U CN204488309U CN 204488309 U CN204488309 U CN 204488309U CN 201420858221 U CN201420858221 U CN 201420858221U CN 204488309 U CN204488309 U CN 204488309U
Authority
CN
China
Prior art keywords
compasses
plug
regulation foot
groove
pencil
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
CN201420858221.8U
Other languages
Chinese (zh)
Inventor
张文涛
Original Assignee
张文涛
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 张文涛 filed Critical 张文涛
Priority to CN201420858221.8U priority Critical patent/CN204488309U/en
Application granted granted Critical
Publication of CN204488309U publication Critical patent/CN204488309U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of plug-type compasses, comprise holding rod, pencil, push away groove, regulation foot, it is characterized in that: described holding rod and described regulation foot are integral type structure, described push away groove and described regulation foot is integral type structure, and described pushing away in groove is provided with pencil.The beneficial effects of the utility model are: the utility model structure is ingenious, and can solve present compasses and use inconvenient, the problem that drawing scale error is excessive, meanwhile, can not accidentally injure oneself during use.

Description

A kind of plug-type compasses
Technical field
The utility model belongs to student stationery field, particularly relates to a kind of plug-type compasses.
Background technology
Compasses are used to the instrument of picture circle and circular arc.In mathematics and drawing, compasses are used to draw circle or string, are usually used in construction with ruler and compasses.Existing compasses generally include angle and movable leg, and two parts are connected through the hinge, and the distance between angle and movable leg can adjust.Along with the needs of study and work, people constantly improve compasses.Existing compasses, are the bowlder of radius at picture length-specific, operate very inconvenient, and the round scale error drawn in use are larger.
Summary of the invention
For solving the problem, the utility model provides a kind of safe ready, and fixation measuring is a kind of plug-type compasses accurately.
A kind of plug-type compasses, comprise holding rod, pencil, push away groove, regulation foot, it is characterized in that: described holding rod and described regulation foot are integral type structure, described push away groove and described regulation foot is integral type structure, and described pushing away in groove is provided with pencil.
The beneficial effects of the utility model are: the utility model structure is ingenious, and can solve present compasses and use inconvenient, the problem that drawing scale error is excessive, meanwhile, can not accidentally injure oneself during use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Wherein 1, holding rod, 2, pencil, 3, push away groove, 4, regulation foot.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, to detailed description of the invention, structure, feature and effect thereof of providing according to the utility model, be described in detail as follows.
A kind of plug-type compasses, comprise holding rod 1, pencil 2, push away groove 3, regulation foot 4, it is characterized in that: described holding rod 1 and described regulation foot 4 are integral type structure, described push away groove 3 and described regulation foot 4 is integral type structure, and described pushing away in groove 3 is provided with pencil 2.
The beneficial effects of the utility model are: the utility model structure is ingenious, and can solve present compasses and use inconvenient, the problem that drawing scale error is excessive, meanwhile, can not accidentally injure oneself during use.

Claims (1)

1. plug-type compasses, comprise holding rod, pencil, push away groove, regulation foot, it is characterized in that: described holding rod and described regulation foot are integral type structure, described push away groove and described regulation foot is integral type structure, and described pushing away in groove is provided with pencil.
CN201420858221.8U 2014-12-30 2014-12-30 A kind of plug-type compasses Expired - Fee Related CN204488309U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420858221.8U CN204488309U (en) 2014-12-30 2014-12-30 A kind of plug-type compasses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420858221.8U CN204488309U (en) 2014-12-30 2014-12-30 A kind of plug-type compasses

Publications (1)

Publication Number Publication Date
CN204488309U true CN204488309U (en) 2015-07-22

Family

ID=53567599

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420858221.8U Expired - Fee Related CN204488309U (en) 2014-12-30 2014-12-30 A kind of plug-type compasses

Country Status (1)

Country Link
CN (1) CN204488309U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150722

Termination date: 20151230

EXPY Termination of patent right or utility model