CN108692667A - The measurement method of concrete masonry arc-shaped surface radius and inclination angle of inclined plane - Google Patents
The measurement method of concrete masonry arc-shaped surface radius and inclination angle of inclined plane Download PDFInfo
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- CN108692667A CN108692667A CN201810338713.7A CN201810338713A CN108692667A CN 108692667 A CN108692667 A CN 108692667A CN 201810338713 A CN201810338713 A CN 201810338713A CN 108692667 A CN108692667 A CN 108692667A
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- laser infrared
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
- G01B11/12—Measuring arrangements characterised by the use of optical techniques for measuring diameters internal diameters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of measurement methods of concrete wall arc-shaped surface radius to carry out as steps described below:One, laser infrared line rangefinder is placed in the circular section of concrete masonry measured circular arc, irradiates A points, B points, C points successively in order to measured circular arc;Two, the angle of photophore light rotation is measured;Three, distance of photophore position O ' to A points, B points, C points is measured;Four, operation laser infrared line rangefinder central processing unit calculates measured circular arc radius R according to the cosine law;Five, the angle value α that will be measured in second step1,α2, β, distance value L1, L2, L3 for measuring in third step, the circumradius R values calculated in the 4th step are shown by laser infrared line rangefinder display screen.The invention has the advantages that realizing the quick and precisely measurement to concrete masonry arc-shaped surface radius, bending machining purpose quickly and accurately is carried out to suspension and support column and conduit to reach construction site, improves suspension and support installation efficiency.
Description
Technical field
The present invention relates to concrete deposit construction survey method, more particularly, to concrete masonry arc-shaped surface radius and
The measurement method of inclination angle of inclined plane.
Background technology
Suspension and support product is widely used in the engineerings such as tunnel, bridge, railway, piping lane, nuclear power station, urban architecture, domestic
Current operational procedure is that suspension and support is fixed on concrete with expansion bolt after concreting.But tunnel,
Iron, etc. in engineerings its concrete surface be arc-shaped, as shown in figure 4, in construction suspension and support 6 fixed to concrete masonry 7 it
Before require suspension and support column 8 or postposition conduit first to bend to corresponding arc, to ensure that suspension and support column 8 or postposition conduit are pacified
It can be close to 7 surface of concrete masonry after dress;Although designing institute has corresponding arc radius parameter, radius ginseng in design
Number has a tremendous difference with engineering real radius parameter, it is therefore desirable to 7 surface arc radius parameter of actual concrete masonry is measured,
Instruct the bending machining of suspension and support column 8 or postposition conduit.Currently, the method used in engineering construction is mixed by measuring with hardboard
Then by manually calculating its radius value, this method not only measures tedious process but also is difficult to solidifying soil 7 surface circular arc of masonry
Ensure the accuracy and construction efficiency that measure, often will appear suspension and support column 8 after bending or the bending of postposition conduit product
Radius is misfitted with 7 surface circular arc of concrete masonry causes product rejection.In addition, for the concrete with certain angle of inclination
When masonry wall installs suspension and support product, however it remains the above problem.
Invention content
Present invention aims at provide a kind of quick and precisely survey to concrete masonry arc-shaped surface radius and inclination angle of inclined plane
Amount method.
To achieve the above object, the present invention takes following technical proposals:
The measurement method of concrete wall arc-shaped surface radius of the present invention carries out as steps described below:
The first step places laser infrared line rangefinder steadily, and the photophore of the laser infrared line rangefinder is made to be located at coagulation
In the circular section of native masonry measured circular arc, A points, B points, C points are irradiated successively in order to the measured circular arc;
Second step, the angle for measuring the photophore light rotation respectively, i.e. rotational angle α of the A points to B points1, B points to C points
Rotational angle α2And the angle β, i.e. angle ∠ A O ' C arrived between A points and C points of photophore position O ';By the rotation
Angle [alpha]1, rotational angle α2It is stored in laser infrared line rangefinder data library with angle β value;
Third step measures photophore position O ' to A points, distance L1, L2, L3 of B points, C points respectively, by the distance L1, L2,
L3 values are stored in laser infrared line rangefinder data library;
4th step, operation laser infrared line rangefinder central processing unit carry out operation, calculate measured circular arc radius R;The center
Processor calculates measured circular arc radius R, and steps are as follows:
A, triangle △ O ' AB, triangle △ O ' BC, the AB length of sides of triangle △ O ' AC, the sides BC are calculated separately using the cosine law
Long, the AC length of sides;
In triangle △ O ' AB, it is known that length of side O ' A, O ' B length be L1, L2, it is known that angle ∠ AO ' B be α1, fixed according to cosine
Reason:
So:
Similarly find out:
B, any one interior angle ∠ ABC in triangle △ ABC are calculated using the cosine law, i.e.,:
C, triangle △ ABC circumradius R are calculated using sine, i.e.,:
5th step, the angle value α that will be measured in the second step1,α2, β, the distance value L1, L2 measured in third step,
L3, the circumradius R values calculated in the 4th step are shown by laser infrared line rangefinder display screen;
The measurement method of the concrete masonry inclination angle of inclined plane carries out as steps described below:
Laser infrared line rangefinder is placed steadily, the photophore of the laser infrared line rangefinder is made to be located at coagulation by the first step
Native masonry is tested in the same section of inclination angle of inclined plane, to the both sides of the tested inclination angle of inclined plane and intersection point in order successively irradiation A points,
B points, C points;
Second step, the angle for measuring the photophore light rotation respectively, i.e. rotational angle α of the A points to B points1, B points to C points
Rotational angle α2And the angle β, i.e. angle ∠ A O ' C arrived between A points and C points of photophore position O ';By the rotation
Angle [alpha]1, rotational angle α2It is stored in laser infrared line rangefinder data library with angle β value;
Third step measures photophore position O ' to A points, distance L1, L2, L3 of B points, C points respectively, by the distance L1, L2,
L3 values are stored in laser infrared line rangefinder data library;
4th step, operation laser infrared line rangefinder central processing unit carry out operation, and triangle is calculated separately out using the cosine law
Shape △ O ' AB, triangle △ O ' BC, the AB length of sides in triangle △ O ' AC, the BC length of sides, the AC length of sides;
The central processing unit calculates that the AB length of sides, the BC length of sides, steps are as follows for the AC length of sides:
So:
It can similarly find out:
Using the cosine law, the interior angle ∠ ABC of triangle △ ABC are calculated in triangle △ ABC, calculating process is as follows:
The value of angle ∠ ABC, i.e. concrete masonry inclination angle of inclined plane value x are finally found out using antitrigonometric function;
5th step, the angle value α that will be measured in the second step1,α2, β, the distance value L1, L2 measured in third step,
L3, the concrete masonry inclination angle of inclined plane value x that the four-step calculation goes out are shown by laser infrared line rangefinder display screen.
The invention has the advantages that realize the quick and precisely measurement to concrete masonry arc-shaped surface radius or inclination angle of inclined plane, from
And the accurate determination for suspension and support column in construction and conduit bending radius provides science data, and it is quick, accurate to reach construction site
Bending machining purpose really is carried out to suspension and support column and conduit, improves suspension and support installation efficiency.
Description of the drawings
Fig. 1 is the principle schematic of arc-shaped surface radius measurement of the present invention.
Fig. 2 is the schematic diagram that the present invention carries out radius measurement for concrete masonry arc-shaped surface.
Fig. 3 is the principle schematic that inclination angle of inclined plane of the present invention measures.
Fig. 4 is the structural schematic diagram of arc-shaped surface concrete masonry installation suspension and support.
Specific implementation mode
It elaborates below in conjunction with the accompanying drawings to the embodiment of the present invention, the present embodiment before being with technical solution of the present invention
It puts and is implemented, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to down
State embodiment.
As shown in Figure 1, 2, the measurement method of concrete masonry arc-shaped surface radius of the present invention, as steps described below into
Row:
The first step places laser infrared line rangefinder steadily, and the photophore of laser infrared line rangefinder is made to be located at concrete block
In the circular section 3 of 1 measured circular arc 2 of body, to measured circular arc 2, transmitting light irradiates A points, B points, C points successively in order;
Second step, the angle for measuring the rotation of photophore light respectively, i.e. light turn to the rotational angle α of B points from A points1, light
The rotational angle α of C points is turned to from B points2And the angle β, i.e. angle ∠ arrived between A points and C points of photophore position O '
A O´C;By rotational angle α1, rotational angle α2It is stored in laser infrared line rangefinder data library with angle β value;
Third step measures photophore position O ' distance L1, L2, L3 for arriving A points, B points, C points respectively, will distance L1, L2, L3 value
It is stored in laser infrared line rangefinder data library;
4th step, operation laser infrared line rangefinder central processing unit carry out operation, calculate measured circular arc radius R;The center
Processor calculates measured circular arc radius R, and steps are as follows:
A, triangle △ O ' AB, triangle △ O ' BC, the AB length of sides of triangle △ O ' AC, the sides BC are calculated separately using the cosine law
Long, the AC length of sides;
In triangle △ O ' AB, it is known that length of side O ' A, O ' B length be L1, L2, it is known that angle ∠ AO ' B be α1, fixed according to cosine
Reason:
So:
Similarly find out:
B, any one interior angle ∠ ABC in triangle △ ABC are calculated using the cosine law, i.e.,:
C, triangle △ ABC circumradius R are calculated using sine, i.e.,:
5th step, the angle value α that will be measured in second step1,α2, β, distance value L1, L2, L3 for measuring in third step, the 4th step
The circumradius R values of middle calculating are shown by laser infrared line rangefinder display screen.
As shown in figure 3, the measurement method of the concrete masonry inclination angle of inclined plane carries out as steps described below:
The first step places laser infrared line rangefinder steadily, and the photophore of laser infrared line rangefinder is made to be located at concrete block
Body is tested in the same section of inclination angle of inclined plane, irradiates A points, B points, C successively in order to the both sides 4,5 of tested inclination angle of inclined plane and intersection point
Point;
Second step, the angle for measuring the rotation of photophore light respectively, i.e. light turn to the rotational angle α of B points from A points1, light
The rotational angle α of C points is turned to from B points2And the angle β, i.e. angle ∠ arrived between A points and C points of photophore position O '
A O´C;By rotational angle α1, rotational angle α2It is stored in laser infrared line rangefinder data library with angle β value;
Third step measures photophore position O ' distance L1, L2, L3 for arriving A points, B points, C points respectively, will distance L1, L2, L3 value
It is stored in laser infrared line rangefinder data library;
4th step, operation laser infrared line rangefinder central processing unit carry out operation, and triangle is calculated separately out using the cosine law
Shape △ O ' AB, triangle △ O ' BC, the AB length of sides in triangle △ O ' AC, the BC length of sides, the AC length of sides,
The central processing unit calculates that the AB length of sides, the BC length of sides, steps are as follows for the AC length of sides:
So:
It can similarly find out:
Using the cosine law, the interior angle ∠ ABC of triangle △ ABC are calculated in triangle △ ABC, calculating process is as follows:
The value of angle ∠ ABC, i.e. concrete masonry inclination angle of inclined plane value x are finally found out using antitrigonometric function;
5th step, the angle value α that will be measured in the second step1,α2, β, the distance value L1, L2 measured in third step,
L3, the concrete masonry inclination angle of inclined plane value x that the four-step calculation goes out are shown by laser infrared line rangefinder display screen.
Claims (1)
1. a kind of measurement method of concrete masonry arc-shaped surface radius and inclination angle of inclined plane, it is characterised in that:
The measurement method of the concrete wall arc-shaped surface radius carries out as steps described below:
The first step places laser infrared line rangefinder steadily, and the photophore of the laser infrared line rangefinder is made to be located at coagulation
In the circular section of native masonry measured circular arc, A points, B points, C points are irradiated successively in order to the measured circular arc;
Second step, the angle for measuring the photophore light rotation respectively, i.e. rotational angle α of the A points to B points1, B points to C points
Rotational angle α2And the angle β, i.e. angle ∠ A O ' C arrived between A points and C points of photophore position O ';By the rotation
Angle [alpha]1, rotational angle α2It is stored in laser infrared line rangefinder data library with angle β value;
Third step measures photophore position O ' to A points, distance L1, L2, L3 of B points, C points respectively, by the distance L1, L2,
L3 values are stored in laser infrared line rangefinder data library;
4th step, operation laser infrared line rangefinder central processing unit carry out operation, calculate measured circular arc radius R;The center
Processor calculates measured circular arc radius R, and steps are as follows:
A, triangle △ O ' AB, triangle △ O ' BC, the AB length of sides of triangle △ O ' AC, the sides BC are calculated separately using the cosine law
Long, the AC length of sides;
In triangle △ O ' AB, it is known that length of side O ' A, O ' B length be L1, L2, it is known that angle ∠ AO ' B be α1, fixed according to cosine
Reason:
So:
Similarly find out:
B, any one interior angle ∠ ABC in triangle △ ABC are calculated using the cosine law, i.e.,:
C, triangle △ ABC circumradius R are calculated using sine, i.e.,:
5th step, the angle value α that will be measured in the second step1,α2, β, distance value L1, L2, the L3 measured in third step,
The circumradius R values calculated in 4th step are shown by laser infrared line rangefinder display screen;
The measurement method of the concrete masonry inclination angle of inclined plane carries out as steps described below:
Laser infrared line rangefinder is placed steadily, the photophore of the laser infrared line rangefinder is made to be located at coagulation by the first step
Native masonry is tested in the same section of inclination angle of inclined plane, to the both sides of the tested inclination angle of inclined plane and intersection point in order successively irradiation A points,
B points, C points;
Second step, the angle for measuring the photophore light rotation respectively, i.e. rotational angle α of the A points to B points1, B points to C points
Rotational angle α2And the angle β, i.e. angle ∠ A O ' C arrived between A points and C points of photophore position O ';By the rotation
Angle [alpha]1, rotational angle α2It is stored in laser infrared line rangefinder data library with angle β value;
Third step measures photophore position O ' to A points, distance L1, L2, L3 of B points, C points respectively, by the distance L1, L2,
L3 values are stored in laser infrared line rangefinder data library;
4th step, operation laser infrared line rangefinder central processing unit carry out operation, and triangle is calculated separately out using the cosine law
Shape △ O ' AB, triangle △ O ' BC, the AB length of sides in triangle △ O ' AC, the BC length of sides, the AC length of sides;
The central processing unit calculates that the AB length of sides, the BC length of sides, steps are as follows for the AC length of sides:
So:
It can similarly find out:
Using the cosine law, the interior angle ∠ ABC of triangle △ ABC are calculated in triangle △ ABC, calculating process is as follows:
The value of angle ∠ ABC, i.e. concrete masonry inclination angle of inclined plane value x are finally found out using antitrigonometric function;
5th step, the angle value α that will be measured in the second step1,α2, β, distance value L1, L2, the L3 measured in third step,
The concrete masonry inclination angle of inclined plane value x that the four-step calculation goes out is shown by laser infrared line rangefinder display screen.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887452A (en) * | 2019-12-05 | 2020-03-17 | 中国人民解放军国防科技大学 | Method for measuring surface inclination angle of target position of curved surface object |
| CN112325782A (en) * | 2020-10-30 | 2021-02-05 | 太原科技大学 | Method and device for measuring radius of arc-shaped workpiece in real time |
| CN114719784A (en) * | 2022-04-11 | 2022-07-08 | 沈阳理工大学 | Device and method for detecting inclination angle of cylindrical weighing sensor |
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| CN112325782A (en) * | 2020-10-30 | 2021-02-05 | 太原科技大学 | Method and device for measuring radius of arc-shaped workpiece in real time |
| CN114719784A (en) * | 2022-04-11 | 2022-07-08 | 沈阳理工大学 | Device and method for detecting inclination angle of cylindrical weighing sensor |
| CN114719784B (en) * | 2022-04-11 | 2023-08-18 | 沈阳理工大学 | Device and method for detecting inclination angle of cylindrical weighing sensor |
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