CN201068040Y - Set square for teaching - Google Patents

Set square for teaching Download PDF

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Publication number
CN201068040Y
CN201068040Y CNU2007200229054U CN200720022905U CN201068040Y CN 201068040 Y CN201068040 Y CN 201068040Y CN U2007200229054 U CNU2007200229054 U CN U2007200229054U CN 200720022905 U CN200720022905 U CN 200720022905U CN 201068040 Y CN201068040 Y CN 201068040Y
Authority
CN
China
Prior art keywords
set square
utility
model
teaching
hinge
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
CNU2007200229054U
Other languages
Chinese (zh)
Inventor
王虹霞
赵勇
Original Assignee
王虹霞
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 王虹霞 filed Critical 王虹霞
Priority to CNU2007200229054U priority Critical patent/CN201068040Y/en
Application granted granted Critical
Publication of CN201068040Y publication Critical patent/CN201068040Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a teaching appliance, in particular to a teaching used set square. The utility model adopts the technical proposal that the teaching appliance is composed of a set square (1) and a hinge (3). The utility model is characterized in that hand grips (2) are arranged on the inner sides of three right angle sides of the set square (1), and the hinge (3) is arranged in the center of two arbitrary right angle sides of the set square (1). The utility model has the advantages that a hand grip is arranged on the inner side of the three right angle sides of the prior set square to ensure the operator to operate more expediently, a hinge is arranged at two arbitrary right angle sides of the prior set square, and the utility model can be folded after usage to ensure that the desk is tidy and beautiful.

Description

The teaching set square
One, technical field:
The utility model relates to a kind of teaching aid, particularly relates to a kind of teaching set square.
Two, background technology:
At present, the set square shortcoming of teaching usefulness mainly is: when 1, using, owing to do not establish handle on existing set square, so very inconvenient when the user draws on blackboard.2, the teacher of school is after using set square mostly now, and all extension is placed on the wall or conveniently, so not only makes lectern messy, and is suspended on the body of wall also very not attractive in appearance.
Three, summary of the invention:
The purpose of this utility model is exactly the above-mentioned defective that exists at prior art, provide a kind of easy to use, make lectern teaching set square neat, attractive in appearance.
Its technical scheme is: be made up of set square (1) and hinge (3), wherein, the inboard of three right-angle sides of set square (1) is equipped with handle (2), is equipped with hinge (3) in the center of any two right-angle sides of set square (1).
Be provided with circle (4) in the described set square (1).
The beneficial effects of the utility model are: by the inboard at three right-angle sides that have set square now handle is set, it is more convenient that the operator is used, any two right-angle side places at existing set square are provided with hinge, can fold placement after using, and make lectern neat, attractive in appearance.
Four, description of drawings:
Accompanying drawing 1 is a structural representation of the present utility model.
Five, the specific embodiment:
In conjunction with the accompanying drawings, the utility model will be further described:
Be made up of set square 1 and hinge 3, wherein, the inboard of three right-angle sides of set square 1 is equipped with the handle 2 that can let go and refer to, be equipped with in the center of any two right-angle sides of set square 1 can set square is folding hinge 3; In addition, be provided with circle (4) in the set square (1), can be convenient to teaching more and use.
During use, open the handle that set square finger is put into set square, set square is put into to draw on the blackboard gets final product.
After using, set square is put into the lectern drawer after folding or hang up.

Claims (2)

1. teaching set square, it is characterized in that: be made up of set square (1) and hinge (3), the inboard of three right-angle sides of set square (1) is equipped with handle (2), is equipped with hinge (3) in the center of any two right-angle sides of set square (1).
2. teaching set square according to claim 1 is characterized in that: be provided with circle (4) in the described set square (1).
CNU2007200229054U 2007-05-30 2007-05-30 Set square for teaching Expired - Fee Related CN201068040Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200229054U CN201068040Y (en) 2007-05-30 2007-05-30 Set square for teaching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200229054U CN201068040Y (en) 2007-05-30 2007-05-30 Set square for teaching

Publications (1)

Publication Number Publication Date
CN201068040Y true CN201068040Y (en) 2008-06-04

Family

ID=39489413

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007200229054U Expired - Fee Related CN201068040Y (en) 2007-05-30 2007-05-30 Set square for teaching

Country Status (1)

Country Link
CN (1) CN201068040Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103157266A (en) * 2012-10-16 2013-06-19 河北科技师范学院 Portable folding smoke screen used for starting
CN104309369A (en) * 2014-10-27 2015-01-28 张合英 Integrated mathematical measuring tool

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103157266A (en) * 2012-10-16 2013-06-19 河北科技师范学院 Portable folding smoke screen used for starting
CN103157266B (en) * 2012-10-16 2016-05-18 河北科技师范学院 The portable folding smoke background of the use of issuing an order
CN104309369A (en) * 2014-10-27 2015-01-28 张合英 Integrated mathematical measuring tool

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080604