CN206038000U - Measuring instrument with annular spirit level - Google Patents

Measuring instrument with annular spirit level Download PDF

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Publication number
CN206038000U
CN206038000U CN201620265884.8U CN201620265884U CN206038000U CN 206038000 U CN206038000 U CN 206038000U CN 201620265884 U CN201620265884 U CN 201620265884U CN 206038000 U CN206038000 U CN 206038000U
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China
Prior art keywords
measuring instrument
toroidal cavity
circular
annular horizontal
instrument
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CN201620265884.8U
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Chinese (zh)
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沈向安
王艳娟
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Individual
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Individual
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Abstract

Measuring instrument with annular spirit level is equipped with annular spirit level on one of them plane, the annular spirit level includes transparent toroidal cavity, locates liquid and circular scale in the transparent toroidal cavity, it is half the that the liquid volume is transparent toroidal cavity volume, transparent toroidal cavity sets up with the concentric coplane of circular scale is fixed, be equipped with the angle scale and the scale interval that use this circular centre of a circle to express as the summit on the circular scale, the annular spirit level is fixed on measuring instrument. The line of finding out horizontal plane, vertical face, inclined plane inclination, certain angle that can high efficiency.

Description

Measuring instrument with annular horizontal instrument
Technical field
Measuring instrument with annular horizontal instrument, belongs to survey tool and survey tool manufacture field.
Background technology
The angle on the acquisition inclined-plane of accurate quicklook is usually needed in the activities such as reality production, teaching, finds out level Face, vertical plane etc., in order to rapidly and efficiently find out horizontal plane, vertical plane, inclination angle of inclined plane, certain angle line spy devise Measuring instrument with annular horizontal instrument.Its technical characteristic is as follows.
The content of the invention
Measuring instrument with annular horizontal instrument, the measuring instrument at least include two orthogonal planes, at which In a plane be provided with annular horizontal instrument;The annular horizontal instrument includes transparent toroidal cavity, located at transparent toroidal cavity Interior liquid and circular scale;The liquid volume is transparent toroidal cavity volume half;The transparent toroidal cavity and circle Shape graduated disc is coplanar with one heart to be fixedly installed;The circular scale is provided with the angle index of the circular center of circle as vertex representation And scale value;The annular horizontal instrument is fixed in measuring instrument;It is characterized in that:The circular scale plane is by ferromagnetism Material is made, and is adsorbed with small magnet in its plane.The graduated disc high scale line is diametrically provided with the thick of 4 excessively circular centers of circle Line;The thick line is by circular 8 decile;2 tubbiness line graduation marks are provided with again on each decile correspondence circular arc, by its place circular arc 3 deciles.The transparent toroidal cavity is all identical along arbitrary cross section of annular radius.The cross section of the transparent toroidal cavity is Arbitrary shape.Described graduated disc is provided with the one side of graduation mark and does mirror process.
Description of the drawings
Fig. 1:A kind of measuring instrument set square for teaching with annular horizontal instrument.
Specific embodiment
Below to this by taking a kind of measuring instrument set square for teaching manual fabrication procedures with annular horizontal instrument as an example Invention is further explained.
Making material:Waste disk 4, the lucite pipe 50cm of a diameter of 1cm, ink solution, sandwich rubber(Or it is two-sided Glue), set square for teaching.
Tools:Blade, three seconds glue, 302 glue, syringe 1, hone, marking pen, mat applying, weight line, bottles Lid, ruler, protractor.
Manufacturing process.
4 CDs are coaxially neatly stacked, 3 seconds glue is instilled in CD gap, be integrated 4 CD bondings.Phase When the boss on the graduated disc in procedures set forth of the present invention.
The lucite pipe of CD girth is slightly larger than with blade intercepted length, by the two ends hone of the lucite pipe Polish flat.
A little 3 seconds glue is dropped on bottle cap, glue upper 3 second, two ends alignment are dipped in in the lucite pipe two ends polished Extruding, makes lucite pipe stick into sealed tube.
Blue ink solution is drawn with syringe, injection sealed plastic pipe is a little, checks the sealing of sealed plastic pipe.
Closed lucite pipe is enclosed within the CD for having bonded, to CD and lucite pipe contact position drop glue upper 3 second Water, makes CD firmly be connected with transparent closed plastic pipe.
Ink solution is injected into transparent closed plastic pipe, make to form minute bubbles in pipe, by transparent closed plastic pipe On syringe pin hole closed with 302 glue.
CD high scale is described.
By the annular horizontal instrument double faced adhesive tape made(Or sandwich rubber)It is pasted onto in set square for teaching plane.In order to carry The accuracy of high hand drawing graduation mark, therefore should first paste and describe afterwards, produce in batches as machine, be first directly provided with circle Describe scale in plane.
Set square plane is adjacent to into vertical blackboard plane, makes with weight line a right-angle side of set square be in vertical direction. Fixed triangle plate, mobile weight line, makes weight line fall on bubble in annular horizontal instrument, is marked with marking pen on disc periphery 2 points.
2 points marked by ruler connection with marking pen.
In aforementioned manners another right-angle side is vertically placed, is marked at other 2 points and is used marking pen line.
When in aforementioned manners vertically place hypotenuse, mark at 2 points and use marking pen line.
Drawn while being horizontal 15 degree angle on blackboard with protractor.Adjustment is fixed with the set square of above-mentioned level indicator and makes One side of set square is overlapped with the one side at drawn 15 degree of angles, so marks 15 degree of Along ents on CD.
Design self-examination and the improvement of teaching aid.
So far, made set square is fully able to accurately draw horizontal line, vertical curve, the angle with 15 degree as multiple.But examine The intuitive of the teaching aid of worry and drawing processes should have good visuality to student, therefore transparent closed liquid in pipe is kept to institute State the half of transparent closed cavity volume preferably, visuality can be strengthened.
In view of influence factor of the temperature to ink, such as ice condition, ink solution should be changed to the anti-icing fluid of automobile.
Made teaching aid Test of accuracy after improvement.
A vertical curve is drawn on blackboard, and with weight line, to judge, whether setting-out is vertical.
Vertical curve, horizontal line, 60 degree of angles, 45 degree of angles, 30 degree of angles, 15 degree of angles, orthogonal straight lines are drawn on blackboard, And with right angle triangle check 60 degree, 45 degree, 30 degree, vertically.
Using method.
Draw horizontal line:When drawing horizontal line with triangle edges, make left and right two ends liquid level in pipe parallel with institute's setting-out on institute CD.
Draw vertical curve:Drawn with right-angle side, allow and manage the interior left and right two ends liquid level line phase with right-angle side parallel with the CD Concordantly, vertical curve is drawn with another right-angle side.
Judge whether setting-out is vertical or parallel:Set square any side is overlapped with judged line, interior two ends liquid level is kept an eye on Whether overlap with the line parallel to the side.
Judge plane whether level:Set square any side is put on institute's Judge plane, keep an eye on interior two ends liquid level whether with Overlap parallel to the line on the side, allow set square to change another direction on this plane and place, in observing tube liquid level whether with light On disk, institute's setting-out is parallel.
The oblique line of certain angle is drawn on blackboard:Make intraluminal fluid face angled with institute's setting-out on CD, on CD The line that the side of a parallel set square of the line draws is the line of required angle.

Claims (5)

1. the measuring instrument of annular horizontal instrument is carried, and the measuring instrument at least includes two orthogonal planes, wherein A plane be provided with annular horizontal instrument;The annular horizontal instrument includes transparent toroidal cavity, in transparent toroidal cavity Liquid and circular scale;The liquid volume is transparent toroidal cavity volume half;The transparent toroidal cavity and circle Graduated disc is coplanar with one heart to be fixedly installed;The circular scale be provided with the angle index of the circular center of circle as vertex representation and Scale value;The annular horizontal instrument is fixed in measuring instrument;It is characterized in that:The circular scale plane is by ferromagnetism material Material is made, and is adsorbed with small magnet in its plane.
2. the measuring instrument with annular horizontal instrument according to claim 1, it is characterised in that:The graduated disc high scale Line is diametrically provided with the thick line in 4 excessively circular centers of circle;The thick line is by circular 8 decile;Set on each decile correspondence circular arc again There are 2 tubbiness line graduation marks, by its 3 decile of place circular arc.
3. the measuring instrument with annular horizontal instrument according to claim 1, it is characterised in that:The transparent toroidal cavity Arbitrary cross section along annular radius is all identical.
4. the measuring instrument with annular horizontal instrument according to claim 1, it is characterised in that:The transparent toroidal cavity Cross section be arbitrary shape.
5. the measuring instrument with annular horizontal instrument according to claim 1, it is characterised in that:Described graduated disc is provided with The one side of graduation mark does mirror process.
CN201620265884.8U 2016-04-02 2016-04-02 Measuring instrument with annular spirit level Active CN206038000U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620265884.8U CN206038000U (en) 2016-04-02 2016-04-02 Measuring instrument with annular spirit level

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620265884.8U CN206038000U (en) 2016-04-02 2016-04-02 Measuring instrument with annular spirit level

Publications (1)

Publication Number Publication Date
CN206038000U true CN206038000U (en) 2017-03-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620265884.8U Active CN206038000U (en) 2016-04-02 2016-04-02 Measuring instrument with annular spirit level

Country Status (1)

Country Link
CN (1) CN206038000U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108571950A (en) * 2018-06-28 2018-09-25 四川省建筑科学研究院 A kind of novel 3 spirit levels
CN108711389A (en) * 2018-03-20 2018-10-26 中山市红典照明有限公司 A kind of advertisement projection lamp that projection pattern is variable
CN110712457A (en) * 2018-07-12 2020-01-21 沈向安 Multifunctional set square

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108711389A (en) * 2018-03-20 2018-10-26 中山市红典照明有限公司 A kind of advertisement projection lamp that projection pattern is variable
CN108571950A (en) * 2018-06-28 2018-09-25 四川省建筑科学研究院 A kind of novel 3 spirit levels
CN110712457A (en) * 2018-07-12 2020-01-21 沈向安 Multifunctional set square

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