CN105004247B - One kind measurement circular arc device - Google Patents
One kind measurement circular arc device Download PDFInfo
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- CN105004247B CN105004247B CN201510351419.6A CN201510351419A CN105004247B CN 105004247 B CN105004247 B CN 105004247B CN 201510351419 A CN201510351419 A CN 201510351419A CN 105004247 B CN105004247 B CN 105004247B
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- support bar
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- circular arc
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Abstract
The present invention relates to one kind to measure circular arc device, includes left support bar and right support bar；The left slide bar overlapped with left support bar perpendicular bisector is provided with the left support bar；The right slide bar overlapped with right support bar perpendicular bisector is provided with the right support bar；Slidable sliding block and top shoe are correspondingly arranged on the left slide bar and right slide bar respectively；The bottom of the sliding block and top shoe is rotatably connected；The left support bar and the both ends of right support bar and middle part are respectively arranged with through hole；Measurement bar is provided with the middle through-hole of the left support bar and right support bar；When measuring arc radius, one end of the left support bar and one end of right support bar are rotatably connected by measurement bar, and the other end of the other end of left support bar and right support bar is provided with measurement bar；The present invention can measure the radius of circular arc, and and can measures the central angle of circular arc, and measures simply, easy to use.
Description
Technical field
The present invention relates to fields of measurement, refers in particular to a kind of measurement circular arc device.
Background technology
Prior art 201210379608.0 discloses a kind of circular arc radius measurement ruler, including main scale, in hang down guide groove rocking bar,
Cylinder contact and the part of vernier four are formed, wherein in the guide groove that hangs down on guide groove rocking bar be on the perpendicular bisector of rocking bar, main scale
One end be connected with the end of two rocking bars with revolute pair, have the vernier that can be slided along main scale on main scale, on vernier and two rocking bars
Guide groove forms prismatic pair, and the end with main scale, two rocking bars do not form revolute pair to three identical cylinder contacts with main scale respectively
End is fixedly connected；In use, the radius of circular arc can only be measured, but the central angle of circular arc can not be measured, therefore, we have developed
One kind measurement circular arc device, the radius of circular arc can be measured, and can measures the central angle of circular arc, and measures simply, easy to use.
The content of the invention
A kind of measurement circular arc device is provided the invention aims to overcome the deficiencies in the prior art, circular arc can be measured
Radius, and can measures the central angle of circular arc, and measure it is simple, it is easy to use.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：One kind measurement circular arc device, comprising left support bar and
Right support bar；The left slide bar overlapped with left support bar perpendicular bisector is provided with the left support bar；On the right support bar
It is provided with the right slide bar overlapped with right support bar perpendicular bisector；Being correspondingly arranged on respectively on the left slide bar and right slide bar to slide
Dynamic sliding block and top shoe；The bottom of the sliding block and top shoe is rotatably connected；The left support bar and right support bar
Both ends and middle part be respectively arranged with through hole；Measurement bar is provided with the middle through-hole of the left support bar and right support bar；Survey
When measuring arc radius, one end of the left support bar and one end of right support bar are rotatably connected by measurement bar, and left support
The other end of bar and the other end of right support bar are provided with measurement bar.
Preferably, it is respectively arranged with scale on the left slide bar and right slide bar；
Preferably, the bottom of the sliding block and top shoe is respectively arranged with angle value.
Preferably, screw is respectively arranged with the sliding block and top shoe, can be by sliding block and upper cunning by screw
Block is correspondingly fixed on left slide bar and right slide bar.
Preferably, the measurement bar is arranged in through hole by interference fits.
Due to the utilization of above-mentioned technical proposal, the present invention has following advantages compared with prior art：
Measurement circular arc device of the present invention can measure the radius of circular arc, and and can measures the central angle of circular arc, and surveys
Amount is simple, easy to use.
Brief description of the drawings
Technical solution of the present invention is described further below in conjunction with the accompanying drawings：
Accompanying drawing 1 is the operating diagram of the present invention for measuring circular arc measurement device arc radius；
Accompanying drawing 2 is the operating diagram of the present invention that measure circular arc central angle for measuring circular arc device；
Wherein：1st, left support bar；2nd, right support bar；3rd, left slide bar；4th, right slide bar；5th, sliding block；6th, top shoe；7th, measure
Bar；8th, through hole.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is described in further detail.
Accompanying drawing 1-2 is measurement circular arc device of the present invention, includes left support bar 1 and right support bar 2；The left support
The both ends and middle part of bar 1 and right support bar 2 are respectively arranged with through hole 8；The measurement bar 7 of interference fits is provided with the through hole 8；
The left slide bar 3 overlapped with the perpendicular bisector of left support bar 1 is provided with the left support bar 1；It is provided with the right support bar 2
The right slide bar 4 overlapped with the perpendicular bisector of right support bar 2；Scale is respectively arranged with the left slide bar 3 and right slide bar 4, can be with
Directly read the radius of circle；Slidable sliding block 5 and top shoe are correspondingly arranged on the left slide bar 3 and right slide bar 4 respectively
6；The bottom of the sliding block 5 and top shoe 6 is respectively arranged with angle value, and is rotatably connected by rivet, makes the left He of slide bar 3
Right slide bar 4 can rotate around rivet；Screw is respectively arranged with the sliding block 5 and top shoe 6, will can be glided by screw
Block 5 and top shoe 6, which correspond to, to be fixed on left slide bar 3 and right slide bar 4, is prevented from sliding during reading, is influenceed precision.
When measuring arc radius, as shown in figure 1, one end of one end of left support bar 1 and right support bar 2 is passed through into measurement bar
7 are rotatably connected, then the other end of the other end of left support bar 1 and right support bar 2 is installed into measurement bar 7, pass through three measurements
Bar 7 is assured that a circle, and then round radius can be read out on left slide bar 3 and right slide bar 4.
During measure center angle：First measure arc diameter；As shown in Fig. 2 at the middle part of left support bar 1 and right support bar 2
Measurement bar 7 is installed, rotates left slide bar 3 and right slide bar 4, is placed in left support bar 1 and the bar point of measurement bar 7 at the middle part of right support bar 2
The both ends of circular arc, the central angle angle of circular arc is directly read by the angle value can of sliding block 5 or the bottom of top shoe 6.
Due to the utilization of above-mentioned technical proposal, the present invention has following advantages compared with prior art：
Measurement circular arc device of the present invention can measure the radius of circular arc, and and can measures the central angle of circular arc, and surveys
Amount is simple, easy to use.
It the above is only the concrete application example of the present invention, protection scope of the present invention be not limited in any way.All uses
Equivalent transformation or equivalent replacement and the technical scheme formed, all fall within rights protection scope of the present invention.
Claims (1)
1. one kind measurement circular arc device, includes left support bar and right support bar；It is provided with the left support bar and left support bar
The left slide bar that perpendicular bisector overlaps；The right slide bar overlapped with right support bar perpendicular bisector is provided with the right support bar；
It is characterized in that：Slidable sliding block and top shoe are correspondingly arranged on the left slide bar and right slide bar respectively；The downslide
The bottom of block and top shoe is rotatably connected；The left support bar and the both ends of right support bar and middle part are respectively arranged with through hole；
Measurement bar is provided with the middle through-hole of the left support bar and right support bar；When measuring arc radius, the left support bar
One end and one end of right support bar are rotatably connected by measurement bar, and the other end of the other end of left support bar and right support bar
Measurement bar is installed；Scale is respectively arranged with the left slide bar and right slide bar；The bottom difference of the sliding block and top shoe
It is provided with angle value；Screw is respectively arranged with the sliding block and top shoe, can be by sliding block and top shoe by screw
It is corresponding to be fixed on left slide bar and right slide bar；The measurement bar is arranged in through hole by interference fits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510351419.6A CN105004247B (en) | 2015-06-24 | 2015-06-24 | One kind measurement circular arc device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510351419.6A CN105004247B (en) | 2015-06-24 | 2015-06-24 | One kind measurement circular arc device |
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| Publication Number | Publication Date |
|---|---|
| CN105004247A CN105004247A (en) | 2015-10-28 |
| CN105004247B true CN105004247B (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510351419.6A Active CN105004247B (en) | 2015-06-24 | 2015-06-24 | One kind measurement circular arc device |
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| CN (1) | CN105004247B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108592754A (en) * | 2018-06-26 | 2018-09-28 | 江苏理工学院 | A kind of deep hole internal diameter detection instrument |
| CN110702012B (en) * | 2019-10-24 | 2021-02-26 | 安徽民防工程质量检测中心 | Diagonal angle detection device of civil air defense door frame |
| CN111504151A (en) * | 2020-04-28 | 2020-08-07 | 重庆长安汽车股份有限公司 | Measuring device and method for determining circle center |
| CN113551582A (en) * | 2021-07-16 | 2021-10-26 | 钱源 | Metering type electric power large-diameter pipeline inner diameter measuring device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1457542A1 (en) * | 1986-11-10 | 1990-09-15 | Предприятие П/Я Г-4615 | Radius meter |
| CN202485641U (en) * | 2012-03-02 | 2012-10-10 | 山西省电力公司电力科学研究院 | Pipe radian measuring device |
| CN202562413U (en) * | 2012-01-11 | 2012-11-28 | 王慧 | Measuring instrument for radius of arc |
| CN202599299U (en) * | 2012-03-10 | 2012-12-12 | 王慧 | Circular arc radius measuring instrument |
| CN203364684U (en) * | 2013-06-26 | 2013-12-25 | 衡水捷联钢结构有限公司 | Steel-plate bending-angle measurement scale |
| CN103727861A (en) * | 2012-10-10 | 2014-04-16 | 张瑞强 | Circular arc radius measuring ruler |
| CN204037169U (en) * | 2014-07-28 | 2014-12-24 | 陈蕴 | A kind of novel angle gauge |
| CN204854564U (en) * | 2015-06-24 | 2015-12-09 | 苏州市职业大学 | Measure circular arc device |
-
2015
- 2015-06-24 CN CN201510351419.6A patent/CN105004247B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1457542A1 (en) * | 1986-11-10 | 1990-09-15 | Предприятие П/Я Г-4615 | Radius meter |
| CN202562413U (en) * | 2012-01-11 | 2012-11-28 | 王慧 | Measuring instrument for radius of arc |
| CN202485641U (en) * | 2012-03-02 | 2012-10-10 | 山西省电力公司电力科学研究院 | Pipe radian measuring device |
| CN202599299U (en) * | 2012-03-10 | 2012-12-12 | 王慧 | Circular arc radius measuring instrument |
| CN103727861A (en) * | 2012-10-10 | 2014-04-16 | 张瑞强 | Circular arc radius measuring ruler |
| CN203364684U (en) * | 2013-06-26 | 2013-12-25 | 衡水捷联钢结构有限公司 | Steel-plate bending-angle measurement scale |
| CN204037169U (en) * | 2014-07-28 | 2014-12-24 | 陈蕴 | A kind of novel angle gauge |
| CN204854564U (en) * | 2015-06-24 | 2015-12-09 | 苏州市职业大学 | Measure circular arc device |
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|---|---|
| CN105004247A (en) | 2015-10-28 |
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