CN205255844U - Multifunctional teaching ruler - Google Patents
Multifunctional teaching ruler Download PDFInfo
- Publication number
- CN205255844U CN205255844U CN201520850032.0U CN201520850032U CN205255844U CN 205255844 U CN205255844 U CN 205255844U CN 201520850032 U CN201520850032 U CN 201520850032U CN 205255844 U CN205255844 U CN 205255844U
- Authority
- CN
- China
- Prior art keywords
- limit
- ruler
- parallel
- summit
- set square
- 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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- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model relates to a multifunctional teaching ruler, including set square and ruler, the set square includes AB limit, BC limit and AC limit, the AB limit equals with AC length of side degree, the A point of ruler and set square rotates to be connected, still includes parallel rule and two parallel arrangement side frames that have, is provided with many parallel arrangement's setting -out chi between two side frames, the parallel rule includes GF limit, FE limit and ED limit, GF limit and ED limit are parallel and equal, the D summit F summit of the both ends of side frame, the D summit of parallel rule, parallel rule and the punishment of the D summit G summit of parallel rule do not are provided with the cassette, be provided with the locking bolt on the cassette, the utility model discloses multifunctional teaching ruler is ruler, set square, parallel rule and ingenious the putting together of setting -out chi, multiple figure such as the isosceles triangle that can draw up, parallelogram, isosceles trapezoid, circular, parallel lines, and convenience simple to use, the function is various.
Description
Technical field
The utility model relates to a kind of school instruction teaching aid, specifically, relates to a kind of multifunction teachingUse chi.
Background technology
In existing mathematics classroom teaching, need to tell about geometric knowledge, several special geometric figures of commonly using in teachingThere are isosceles triangle, right angled triangle, isosceles trapezoid, parallelogram, circle and parallel lines etc., thisSeveral conventional plane geometric figure techniques of painting require higher, and some need to carry out picture according to size, and teacher is frequentDraw because attend class and waste time, affect efficiency of teaching, and mapping teaching aid number is numerous, teacher carriesStorage is also inconvenient.
Utility model content
The purpose of this utility model is to overcome the weak point of above-mentioned conventional art, provides one to carry storageConvenient, of many uses, the simple multifunctional teaching gauge of the technique of painting.
The technical solution of the utility model is:
A kind of multifunctional teaching gauge, comprises set square and ruler, described set square comprise AB limit, BC limit andAC limit, described AB limit equates with AC edge lengths, the A point of described ruler and set square is rotationally connected, also bagDraw together parallel rule and two side frames that are arranged with in parallel, between two side frames, be provided with many and be arranged in parallelLine drawing ruler, described parallel rule comprises GF limit, FE limit and ED limit, described GF limit is parallel with ED limit and equal,The F summit, D summit of the two ends of described side frame, the D summit of parallel rule, parallel rule and the D of parallel rule topPoint G summit place is respectively arranged with deck, is provided with clamping screw on described deck, the F top of described parallel ruleThe deck at some place and the AC limit of set square removably connect, the card at the G summit of described parallel rule and D summit placeSeat removably connects with ruler, and two side frames wherein deck of one end and the AB limit of set square removably connect,Wherein the BC limit of the deck of the other one end of side frame and set square removably connects, an other side frameThe deck of one end and ruler removably connect in addition.
A kind of concrete prioritization scheme, described parallel rule is positioned at a side of ruler, and described side frame is positioned at rulerOpposite side.
A kind of concrete prioritization scheme, the A point of described set square is provided with joint pin, and described ruler is provided with and connectsConnect the through hole that post coordinates.
A kind of concrete prioritization scheme, the outer end of described joint pin is provided with screw thread, and described joint pin passes through spiral shellLine is connected with locking nut.
A kind of concrete prioritization scheme, wherein one end of described ruler is provided with chalk sleeve.
A kind of concrete prioritization scheme, described ruler is shrinkage-rule.
A kind of concrete prioritization scheme, A, the B of described set square, tri-summits of C are provided with sucker or magnet.
The utility model multifunctional teaching gauge combines ruler, set square, parallel rule and line drawing ruler cleverlyTogether, can draw isosceles triangle, parallelogram, isosceles trapezoid, circle, parallel lines etc. multipleFigure, easy to use, draw rapid quick, carry and store conveniently, to make simply, dismounting is rapidly justPrompt.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of multifunctional teaching gauge of the utility model;
Accompanying drawing 2 is the cutaway view of accompanying drawing 1 intermediate cam chi and deck.
In figure:
1-set square; 2-side frame; 3-deck; 4-clamping screw; 5-line drawing ruler; 6-ruler; 7-connectsPost; 8-locking nut; 9-through hole; 10-parallel rule; 11-chalk sleeve.
Detailed description of the invention
Embodiment: as shown in Figures 1 and 2, a kind of multifunctional teaching gauge, comprises set square 1 HeRuler 6, described set square 1 comprises AB limit, BC limit and AC limit, described AB limit equates with AC edge lengths,Described ruler 6 is rotationally connected with the A point of set square 1, also comprises what parallel rule 10 and two were arranged with in parallelBetween 2, two side frames 2 of side frame, be provided with many line drawing rulers that be arranged in parallel 5, described parallel rule 10Comprise GF limit, FE limit and ED limit, described GF limit is parallel with ED limit and equal, two of described side frame 2D summit, the F summit, D summit of parallel rule 10 and the D summit G of parallel rule 10 top of end, parallel rule 10Point place is respectively arranged with deck 3, is provided with clamping screw 4, the F of described parallel rule 10 on described deck 3The deck 3 at summit place removably connects with the AC limit of set square 1, G summit and the D of described parallel rule 10Deck 3 and the ruler 6 at summit place removably connect, wherein deck 3 and the triangle of one end of two side frames 2The AB limit of chi 1 removably connects, wherein the deck 3 of side frame 2 other one end and the BC of set square 1Limit removably connects, and deck 3 and the ruler 6 of an other side frame 2 other one end removably connect.
Described parallel rule 10 is positioned at a side of ruler 6, and described side frame 2 is positioned at the opposite side of ruler 6.
The A point of described set square 1 is provided with joint pin 7, and described ruler 6 is provided with and coordinates with joint pin 7Through hole 4.
The outer end of described joint pin 7 is provided with screw thread, and described joint pin 7 has been threaded connection locking screwFemale 8.
Wherein one end of described ruler 6 is provided with chalk sleeve 11, can, at the interior placement chalk of chalk sleeve 11, useCarry out picture circular arc etc.
Described ruler 6 one or both ends are provided with through hole 9, and described ruler 6 is shrinkage-rule, can regulate ruler 6Length, described ruler 6 is provided with scale, scale is not shown.
A, the B of described set square 1, tri-summits of C are provided with sucker or magnet, can by sucker or magnetSo that set square 1 is fixed on blackboard or in board of education.
Claims (7)
1. a multifunctional teaching gauge, comprise set square (1) and ruler (6), described set square (1) comprises AB limit, BC limit and AC limit, described AB limit equates with AC edge lengths, it is characterized in that: described ruler (6) is rotationally connected with the A point of set square (1), also comprise parallel rule (10) and two side frames that are arranged with in parallel (2), article two, between side frame (2), be provided with many line drawing rulers that be arranged in parallel (5), described parallel rule (10) comprises GF limit, FE limit and ED limit, described GF limit is parallel with ED limit and equal, the two ends of described side frame (2), the D summit of parallel rule (10), G summit, the D summit place of the F summit, D summit of parallel rule (10) and parallel rule (10) is respectively arranged with deck (3), on described deck (3), be provided with clamping screw (4), the deck (3) at the F summit place of described parallel rule (10) removably connects with the AC limit of set square (1), the deck (3) at the G summit of described parallel rule (10) and D summit place removably connects with ruler (6), article two, side frame (2) wherein removably connects on the AB limit of the deck of one end (3) and set square (1), wherein the other deck (3) of one end of a side frame (2) and the BC limit of set square (1) removably connect, an other side frame (2) the in addition deck (3) of one end removably connects with ruler (6).
2. multifunctional teaching gauge according to claim 1, is characterized in that: described parallel rule (10) is positioned at a side of ruler (6), and described side frame (2) is positioned at the opposite side of ruler (6).
3. multifunctional teaching gauge according to claim 1, it is characterized in that: the A point of described set square (1) is provided with joint pin (7), described ruler (6) is provided with the through hole (4) coordinating with joint pin (7).
4. multifunctional teaching gauge according to claim 1, is characterized in that: the outer end of described joint pin (7) is provided with screw thread, and described joint pin (7) has been threaded connection locking nut (8).
5. multifunctional teaching gauge according to claim 1, is characterized in that: wherein one end of described ruler (6) is provided with chalk sleeve (11).
6. multifunctional teaching gauge according to claim 1, is characterized in that: described ruler (6) is shrinkage-rule.
7. multifunctional teaching gauge according to claim 1, is characterized in that: A, the B of described set square (1), tri-summits of C are provided with sucker or magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520850032.0U CN205255844U (en) | 2015-10-22 | 2015-10-22 | Multifunctional teaching ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520850032.0U CN205255844U (en) | 2015-10-22 | 2015-10-22 | Multifunctional teaching ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205255844U true CN205255844U (en) | 2016-05-25 |
Family
ID=55997392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520850032.0U Expired - Fee Related CN205255844U (en) | 2015-10-22 | 2015-10-22 | Multifunctional teaching ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205255844U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106079980A (en) * | 2016-07-02 | 2016-11-09 | 深圳市中幼国际教育科技有限公司 | A kind of mathematics lift isosceles triangle drawing tools |
-
2015
- 2015-10-22 CN CN201520850032.0U patent/CN205255844U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106079980A (en) * | 2016-07-02 | 2016-11-09 | 深圳市中幼国际教育科技有限公司 | A kind of mathematics lift isosceles triangle drawing tools |
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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 |
Granted publication date: 20160525 Termination date: 20161022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |