CN109297453A - The linear measurement method of lining trolley arc formwork - Google Patents
The linear measurement method of lining trolley arc formwork Download PDFInfo
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- CN109297453A CN109297453A CN201811045049.3A CN201811045049A CN109297453A CN 109297453 A CN109297453 A CN 109297453A CN 201811045049 A CN201811045049 A CN 201811045049A CN 109297453 A CN109297453 A CN 109297453A
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- measurement
- arc
- fixed form
- datum mark
- testing site
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/20—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring contours or curvatures, e.g. determining profile
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Lining And Supports For Tunnels (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The present invention provides a kind of linear measurement methods of lining trolley arc formwork, comprising the following steps: S1) four the first datum marks of label on arc fixed form, two the second datum marks of label in each arcuate movement template；S2 the elevation of every one first datum mark, and the vertical range of every dome apex of one second datum mark away from arc fixed form of measurement) are measured；S3) adjustment lining trolley arc formwork reaches theory state；S4 the three-dimensional coordinate of three-dimensional measurement coordinate system and label the first datum mark and the second datum mark) is established；S5) three-dimensional coordinate that total station sets up point is obtained in any arc-shaped side edges direction of arc fixed form；S6 multiple measurement websites) are demarcated in the horizontal plane；S7 it) measures the three-dimensional coordinate of testing site and radial error is calculated by the three-dimensional coordinate of measurement testing site.Measurement method provided by the invention solves the problems, such as that conventional method cannot directly and accurately confirm arc formwork Linear Error on lining trolley, improves measurement accuracy.
Description
Technical field
The present invention relates to tunnel construction fields, and in particular, to a kind of linear measurement of lining trolley arc formwork
Method.
Background technique
In constructing tunnel, the integral curved template arrangement of concrete lining trolley is usually the fixed section by trolley arch crown part
This three sections of templates connect and compose with the extendable temple members of trolley two sides transverse direction.If the integral curved template alignment control of trolley is improper,
Its distortion inaccuracy can increase with template stress during casting concrete, may finally cause lining concrete product faulting of slab ends
With encroachment line phenomenon.
The conventional method for examining template linear is on trolley end vault point extension vertical line, vertical line at interval of a distance
(usually 50cm) marks point, by the real standard offset distance of final mark point to two side template outer profile marginal point of vertical line and reason
It is compareed by offset distance, the Linear Error of trolley formwork is judged with this, the disadvantages of the method are as follows can not directly and precisely really
Recognize the Linear Error at the arc formwork position of lining trolley.
Summary of the invention
The object of the present invention is to provide a kind of linear measurement method of lining trolley arc formwork, this method can be counted directly
Calculate the Linear Error at arc formwork position on lining trolley.
To achieve the goals above, the embodiment of the present invention provides a kind of linear measurement method of lining trolley arc formwork,
The lining trolley arc formwork includes an arc fixed form and multiple arcs collapsible form, two of them arcuate movement mould
Plate is connected and is symmetrical arranged, the measurement method on the circumferencial direction of the arc fixed form with the arc fixed form
The following steps are included:
S1) four the first datum marks of label on the arc fixed form, four first datum marks are located at
The apex of the quadrangle of the outer profile of the arc fixed form；In each arcuate movement being connected with the arc fixed form
One the second datum mark of label respectively in two arc outer side edges of template, second datum mark be respectively positioned in same plane and
The center of circle of second datum mark and the arc fixed form is in same plane；
S2 the elevation of every one first datum mark, and every one second datum mark of measurement) are measured away from the arc fixed form
Dome apex vertical range and every center line of one second datum mark away from the arc fixed form vertical range；
S3) pass through the elevation of every one first datum mark, every vault top of one second datum mark away from the arc fixed form
The vertical range of point and the vertical range of every center line of one second datum mark away from the arc fixed form, adjust the lining
Platform building cart arc formwork reaches theory state；
S4) using the arc fixed form, axially above three-dimensional measurement coordinate system is established as origin in the center of circle of either end facet, and
The three-dimensional coordinate of first datum mark and second datum mark is marked in the three-dimensional measurement coordinate system；
S5 total station) is set up on the horizontal plane in any arc-shaped side edges direction of the arc fixed form, by whole station
Instrument sets up point and is adjusted to two the first benchmark that total station described in distance is nearest on the total station and the arc fixed form
Point can obtain the three-dimensional coordinate that the total station sets up point in the case where intervisibility；
S6 multiple measurement websites) are demarcated in the horizontal plane, and the measurement website includes setting in total station erection point
Measurement home site and the measurement secondary site that is arranged in other three side directions of the arc fixed form, select institute
Any point on lining trolley arc formwork is stated as measurement testing site, in the measurement website opposite with the measurement testing site
It is upper to set up the total station and using the three-dimensional coordinate for measuring testing site described in the total station survey；
S7 origin of the origin on the section of the lining trolley arc formwork where the measurement testing site) is obtained to throw
Shadow calculates the distance between the measurement testing site and the origin projection value by the three-dimensional coordinate of the measurement testing site,
And it is compared to the principal radii of the lining trolley arc formwork where the distance value and the measurement testing site to calculate institute
State the radial error of measurement testing site.
Specifically, step S3) by the elevation of every one first datum mark, every one second datum mark away from the arc stent
The vertical range of the vertical range of the dome apex of plate and every center line of one second datum mark away from the arc fixed form,
It adjusts the lining trolley arc formwork and reaches theory state, comprising:
Four first datum marks are adjusted to same elevation；
By the vertical range of every dome apex of one second datum mark away from the arc fixed form and away from the arc
The vertical range of the center line of fixed form is adjusted to equal with the radius of the arc fixed form.
Specifically, step S5) in obtain the three-dimensional coordinate that the total station sets up point, comprising:
According to the three-dimensional coordinate of two first datum mark nearest apart from the total station, institute is obtained using resection method
State the three-dimensional coordinate that total station sets up point.
Specifically, step S7) in by the lining trolley arc formwork where the distance value and the measurement testing site
Principal radii is compared to calculate the radial error of the measurement testing site, comprising: uses formulaCalculate the radial error of the measurement testing site, wherein ΔLFor the measurement testing site
Radial error, R are the principal radii of the lining trolley arc formwork where the measurement testing site, and Z and Y are measurement test
Vertical range of the point away from the reference axis parallel with the section of lining trolley arc formwork where the measurement testing site.
The linear measurement method of lining trolley arc formwork provided by the invention, passes through the arc in lining trolley arc formwork
The first datum mark and are respectively set on shape fixed form and two arcuate movement templates being connected with the arc fixed form
Two datum marks, after adjustment lining trolley arc formwork reaches theory state, be arranged on arc fixed form two the
One datum mark is the three-dimensional coordinate for the erection point that reference coordinate obtains total station, demarcates multiple measurement websites and selects a measurement
Testing site, using described in total station survey measure testing site three-dimensional coordinate, according to it is described measurement testing site three-dimensional coordinate with
And the distance between the measurement testing site and the origin projection value are calculated, and according to theoretical the half of lining trolley arc formwork
Diameter and calculated distance value calculate the radial error of the measurement testing site.Lining trolley arc formwork provided by the invention
Linear measurement method, measurement data is intuitive, and arc mould on lining trolley cannot directly and accurately be confirmed by solving conventional method
The work problem of plate Linear Error, and improve measurement accuracy.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is and to constitute part of specification for providing further understanding of the present application, with following tool
Body embodiment is used to explain the application together, but does not constitute the limitation to the application.In the accompanying drawings:
Fig. 1 is the step flow chart of the linear measurement method of lining trolley arc formwork provided by the invention；
Fig. 2 is lining cutting in the linear measurement method for the lining trolley arc formwork that the present invention provides according to a kind of embodiment
The main view of trolley arc formwork；
Fig. 3 is lining cutting in the linear measurement method for the lining trolley arc formwork that the present invention provides according to a kind of embodiment
The rearview of trolley arc formwork；
Fig. 4 is lining cutting in the linear measurement method for the lining trolley arc formwork that the present invention provides according to a kind of embodiment
The top view of trolley arc formwork.
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the embodiment of the present invention.It should be understood that this
Locate described specific embodiment and be merely to illustrate and explain the present invention embodiment, is not intended to restrict the invention embodiment.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
It will be understood by those skilled in the art that in the present invention, in the absence of explanation to the contrary, the noun of locality used
If " upper and lower, top, bottom " is usually for direction shown in the drawings either on vertical, vertical or gravity direction
For each component mutual alignment relation word is described.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Fig. 1 is the step flow chart of the linear measurement method of lining trolley arc formwork provided by the invention, and the present invention mentions
The lining trolley arc formwork of confession includes an arc fixed form and multiple arcs collapsible form, two of them arcuate movement mould
Plate is connected and is symmetrical arranged, the measurement method on the circumferencial direction of the arc fixed form with the arc fixed form
The following steps are included: S1) four the first datum marks of label on the arc fixed form, four the first datum marks difference
Apex positioned at the quadrangle of the outer profile of the arc fixed form；In each arc being connected with the arc fixed form
One the second datum mark of label, second datum mark are respectively positioned on same plane respectively in two arc outer side edges of collapsible form
The center of circle of interior and described second datum mark and the arc fixed form is in same plane；S2 every one first benchmark) is measured
The elevation of point, and the vertical range and every 1 the of every dome apex of one second datum mark away from the arc fixed form of measurement
The vertical range of center line of two datum marks away from the arc fixed form；S3) by the elevation of every one first datum mark, each
The vertical range of dome apex of second datum mark away from the arc fixed form and every one second datum mark are away from the arc
The vertical range of the center line of fixed form adjusts the lining trolley arc formwork and reaches theory state；S4) with the arc
Three-dimensional measurement coordinate system is established for origin in the center of circle of the upper either end facet of fixed form axial direction, and in the three-dimensional measurement coordinate system
Mark the three-dimensional coordinate of first datum mark and second datum mark；S5) in any arc of the arc fixed form
Total station is set up on the horizontal plane of side directions, then total station is set up into point and is adjusted to the total station and the arc stent
Two nearest the first datum marks of total station described in distance can obtain the total station and set up point in the case where intervisibility on plate
Three-dimensional coordinate；S6 multiple measurement websites) are demarcated in the horizontal plane, and the measurement website includes setting in total station erection point
Measurement home site and the measurement secondary site that is arranged in other three side directions of the arc fixed form, select institute
Any point on lining trolley arc formwork is stated as measurement testing site, in the measurement website opposite with the measurement testing site
It is upper to set up the total station and using the three-dimensional coordinate for measuring testing site described in the total station survey；S7 the origin) is obtained
Origin projection on the section of the lining trolley arc formwork where the measurement testing site passes through the measurement testing site
Three-dimensional coordinate calculates the distance between the measurement testing site and the origin projection value, and the distance value and the measurement are tried
A principal radii for the lining trolley arc formwork at place is tested to be compared to calculate the radial error of the measurement testing site.
According to the technique and scheme of the present invention, first according to the formwork structure of the lining trolley arc formwork, in the lining
Four the first datum marks are arranged in the apex of quadrangle on the arc fixed form outer profile of platform building cart arc formwork, with arc
One is respectively set in two arc outer side edges of the outer profile for each piece of arcuate movement template that fixed form two sides are circumferentially connected
A second datum mark, each second datum mark of setting and the center of circle of the arc fixed form are in same plane.
Secondly, the dome apex of the elevation and every one second distance between reference arc fixed form of measurement four first datum marks
The vertical range of vertical range and every center line of one second datum mark away from the arc fixed form, adjusts according to measurement result
The lining trolley arc formwork is to theory state.After the lining trolley arc formwork reaches theory state, with the arc
Axially above the center of circle of either end facet is that origin establishes three-dimensional measurement coordinate system to shape fixed form, is marked in three-dimensional measurement coordinate system
The three-dimensional coordinate of four first datum marks and four the second datum marks, according to being located at the axial same end of arc fixed form
Two known to the first datum mark be reference point, obtain total station and set up the three-dimensional coordinate of point, and demarcate erection point as more
Measurement home site in a measurement website, in other three side directions calibration measurement secondary site of arc fixed form.
In one embodiment, for measurement examination arbitrarily selected on the comprehensive measurement lining trolley arc formwork
Three-dimensional coordinate a little is tested, other three side directions calibration measurement secondary site in arc fixed form, every a side side are needed
To at least one measurement secondary site is marked, i.e., in the opposite arc fixed form axial direction of measurement home site another end and
Setting measurement secondary site on the horizontal plane of the arc fixed form circumferential direction two sides.The determining for measurement secondary site position needs
Satisfaction is erected at tripod, pedestal and range finder prism head in measurement secondary site can with the total station being erected on measurement home site
Depending on.After determining measurement secondary site, pass through tripod, pedestal and the range finder prism head set up in the measurement secondary site
To obtain the three-dimensional coordinate of the measurement secondary site.
After obtaining measurement home site and measuring the three-dimensional coordinate of secondary site, specifically, in order to measure lining trolley arc
The three-dimensional coordinate of a selected measurement testing site in template, needs for total station to be moved to corresponding with the measurement testing site
It measures on website, the three-dimensional coordinate of the measurement testing site is gone out using total station survey；Since three-dimensional measurement coordinate system is with institute
Stating arc fixed form, axially above the center of circle of either end facet is what origin was established, therefore the measurement testing site is located at lining trolley
On some section of arc formwork, projection (the i.e. described origin projection) center of circle with the section of the origin on the section
It is overlapped.According to the technique and scheme of the present invention, the distance value for calculating the measurement testing site and origin projection, will be calculated
Distance value is compared the radial error that the measurement testing site can be obtained with the principal radii of lining trolley arc formwork.
Using measurement method provided by the invention, any point on lining trolley arc formwork can be precisely calculated
The radial error of (the i.e. described measurement testing site), the measurement method can mention for the adjustment or manufacture of subsequent lining trolley arc formwork
For accurate reference frame, it is ensured that the pouring quality that subsequent tunnel two serves as a contrast.
Specifically, in measurement method provided by the invention, step S3) pass through the elevation of every one first datum mark, every 1 the
The vertical range of dome apex of two datum marks away from the arc fixed form and every one second datum mark are solid away from the arc
The vertical range of the center line of solid plate adjusts the lining trolley arc formwork and reaches theory state, comprising: by described four
First datum mark is adjusted to same elevation；By the vertical range of every dome apex of one second datum mark away from the arc fixed form
And the vertical range of the center line away from the arc fixed form is adjusted to equal with the radius of the arc fixed form.
In one embodiment, as shown in figs 2-4, the lining trolley arc formwork includes an arc fixed form
With two arcuate movement templates, arc fixed form is circumferentially connected with two arcuate movement templates respectively, the arc is fixed
The vertex of the quadrangle of the outer profile of template is respectively labeled as the first datum mark, as shown in figure 4, four the first datum marks are respectively
A1、A2、A1-1、A2-1, equal one the second datum mark of label in two arc outer side edges of each arcuate movement template, four
A second datum mark is respectively B1、B2、B1-1、B2-1, and the second datum mark B1、B2、B1-1、B2-1With the arc stent
The center of circle of plate is in same plane；A is measured using total station conventional method1、A2、A1-1、A2-14 points of elevation, using total station
Measurement of higher degree method measures B1、B2、B1-1、B2-14 points of vertical ranges away from arc fixed form dome apex, using total station opposite side
Measure functional measurement B1、B2、B1-1、B2-14 points of vertical ranges away from arc fixed form center line；Adjust the lining trolley arc
Shape template reaches theory state.Specifically, in practical applications, the arc fixed form and the arcuate movement template by
Driving device control movement, for example, the driving device can be hydraulic cylinder, cylinder or linear motor etc., adjusts the lining cutting
When trolley arc formwork reaches theory state, according to the A measured1、A2、A1-1、A2-1Elevation, by control arc fixed form
Driving device control arc fixed form movement, until A1、A2、A1-1、A2-1In same elevation face (i.e. A1、A2、A1-1、A2-1
Four point heights are equal), two pieces of arcuate movement template movements are controlled by the driving device of two arcuate movement templates of control, until
B1、B2、B1-1、B2-1The vertical range of 4 points of dome apex apart from arc fixed form and apart from arc fixed form center line
Vertical range be equal to the radius of arc fixed form, at this point, the lining trolley arc formwork reaches theory state.
In one embodiment, as shown in Figure 2 and Figure 4, after the lining trolley arc formwork reaches theory state, with
The center of circle o of the axial upper end face of the arc fixed form for origin establish three-dimensional measurement coordinate system (three-dimensional measurement coordinate system
Reference axis is respectively x-axis, y-axis, z-axis, wherein the end face setting of x-axis vertical arc fixed form), and in three-dimensional measurement coordinate system
Upper mark A1、A2、A1-1、A2-1And B1、B2、B1-1、B2-1Three-dimensional coordinate.
According to the technique and scheme of the present invention, using survey arbitrarily selected on lining trolley arc formwork described in total station survey
The three-dimensional coordinate for measuring testing site, needs first to determine the erection point of total station and the three-dimensional coordinate for obtaining the erection (determines
Measure home site), specifically, step S5) in obtain the three-dimensional coordinate that the total station sets up point, comprising: according to distance
The three-dimensional coordinate of two nearest the first datum marks of total station obtains the three-dimensional that the total station sets up point using resection method
Coordinate.
The whole station instrument may be provided on the horizontal plane of any end of the arc fixed form, in above-described embodiment
In, selection a little sets up total station on the horizontal plane of any end of the arc fixed form, which sets up point
That sets determines the A of the telescope and known the same end that need to meet the total station that point is set up at this1And A2Or A1-1And A2-1?
Intervisibility.After total station erection point determines, the three-dimensional coordinate of total station erection is obtained using resection method.
In one embodiment, after the three-dimensional coordinate for obtaining the multiple measurement website, when needs are to the lining cutting platform
When arbitrarily selected measurement testing site on vehicle arc formwork carries out three-dimensional coordinate measurement, mobile total station to the measurement testing site
Corresponding measurement website, using the three-dimensional coordinate of the total station non-prism functional measurement measurement testing site.
According to the technique and scheme of the present invention, the radial of the measurement testing site is calculated according to the three-dimensional coordinate of measurement testing site to miss
Difference.Specifically, step S7) in by theoretical half of the lining trolley arc formwork where the distance value and the measurement testing site
Diameter is compared to calculate the radial error of the measurement testing site, comprising: uses formula
Calculate the radial error of the measurement testing site, wherein ΔLFor the radial error of the measurement testing site, R is measurement examination
The principal radii of a lining trolley arc formwork where testing, Z and Y for the measurement testing site away from the measurement testing site institute
Lining trolley arc formwork the parallel reference axis in section vertical range.
In the above-described embodiments, the section of the lining trolley arc formwork where the measurement testing site and three-dimensional measurement are sat
X-axis in mark system is vertical, parallel with the coordinate plane that y-axis and z-axis form, in this way coordinate of the measurement testing site in y-axis and z-axis
The length of the hypotenuse projected on section is the distance between the measurement testing site and the origin projection value, fixed according to stock is hooked
Reason, using formulaCalculate the distance value, by the principal radii R of the distance value and lining trolley arc formwork into
Row relatively you can get it is described measurement testing site radial error ΔL。
Calculated radial error ΔLTheoretical foundation can be provided for the adjustment or production of subsequent lining trolley template,
The radial error ΔLIn the case where 0, indicate that the measurement tries on the measurement testing site and lining trolley arc formwork
A little corresponding mathematical point is tested to be overlapped；When calculated radial error ΔLNot equal to 0, the measurement testing site and lining cutting platform are indicated
There are radial error Δs for the corresponding mathematical point in the measurement testing site on vehicle arc formworkL, with calculated radial error ΔLFor
It moves according to as the lining trolley template where driving device controls the measurement testing site to eliminate radial error ΔL。
The linear measurement method of lining trolley arc formwork provided by the invention, passes through the arc in lining trolley arc formwork
The first datum mark and are respectively set on shape fixed form and two arcuate movement templates being connected with the arc fixed form
Two datum marks, after adjustment lining trolley arc formwork reaches theory state, be arranged on arc fixed form two the
One datum mark is the three-dimensional coordinate for the erection point that reference coordinate obtains total station, demarcates multiple measurement websites and selects a measurement
Testing site, using described in total station survey measure testing site three-dimensional coordinate, according to it is described measurement testing site three-dimensional coordinate with
And the distance between the measurement testing site and the origin projection value are calculated, and according to theoretical the half of lining trolley arc formwork
Diameter and calculated distance value calculate the radial error of the measurement testing site.Lining trolley arc formwork provided by the invention
Linear measurement method, measurement data is intuitive, and arc mould on lining trolley cannot directly and accurately be confirmed by solving conventional method
The work problem of plate Linear Error, and improve measurement accuracy.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited to above-mentioned realities
The detail in mode is applied, within the scope of the technical concept of the present invention, a variety of letters can be carried out to technical solution of the present invention
Monotropic type, these simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, any combination can also be carried out between a variety of different embodiments of the application, as long as it is without prejudice to originally
The thought of application equally should be considered as content disclosed in the present application.
Claims (4)
1. a kind of linear measurement method of lining trolley arc formwork, the lining trolley arc formwork includes that an arc is fixed
Template and multiple arcs collapsible form, two of them arcuate movement template and the arc fixed form are in the arc stent
On the circumferencial direction of plate be connected and be symmetrical arranged, which is characterized in that the measurement method the following steps are included:
S1) four the first datum marks of label on the arc fixed form, four first datum marks are located at described
The apex of the quadrangle of the outer profile of arc fixed form；In each arcuate movement template being connected with the arc fixed form
Two arc outer side edges on one the second datum mark of label respectively, second datum mark is respectively positioned in same plane and described
The center of circle of second datum mark and the arc fixed form is in same plane；
S2 the elevation of every one first datum mark, and every arch of one second datum mark away from the arc fixed form of measurement) are measured
Push up the vertical range on vertex and the vertical range of every center line of one second datum mark away from the arc fixed form；
S3) pass through the elevation of every one first datum mark, every dome apex of one second datum mark away from the arc fixed form
The vertical range of vertical range and every center line of one second datum mark away from the arc fixed form, adjusts the lining cutting platform
Vehicle arc formwork reaches theory state；
S4) using the arc fixed form, axially above three-dimensional measurement coordinate system is established as origin in the center of circle of either end facet, and in institute
State the three-dimensional coordinate that first datum mark and second datum mark are marked in three-dimensional measurement coordinate system；
S5 total station) is set up on the horizontal plane in any arc-shaped side edges direction of the arc fixed form, by total station frame
Setting up an office, it is equal to be adjusted to the total station two first datum marks nearest with total station described in distance on the arc fixed form
The three-dimensional coordinate that the total station sets up point can be obtained in the case where intervisibility；
S6 multiple measurement websites) are demarcated in the horizontal plane, and the measurement website includes the survey that the total station is arranged in and sets up point
Amount home site and the measurement secondary site being arranged in other three side directions of the arc fixed form, select the lining
Any point on platform building cart arc formwork is as measurement testing site, in the measurement website restocking opposite with the measurement testing site
If the total station simultaneously uses the three-dimensional coordinate for measuring testing site described in the total station survey；
S7 origin projection of the origin on the section of the lining trolley arc formwork where the measurement testing site) is obtained,
The distance between the measurement testing site and the origin projection value are calculated by the three-dimensional coordinate of the measurement testing site, and will
The principal radii of lining trolley arc formwork where the distance value and the measurement testing site is compared to calculate the survey
Measure the radial error of testing site.
2. measurement method according to claim 1, which is characterized in that step S3) by the elevation of every one first datum mark,
The vertical range of every dome apex of one second datum mark away from the arc fixed form and every one second datum mark are away from described
The vertical range of the center line of arc fixed form adjusts the lining trolley arc formwork and reaches theory state, comprising:
Four first datum marks are adjusted to same elevation；
It is fixed by the vertical range of every dome apex of one second datum mark away from the arc fixed form and away from the arc
The vertical range of the center line of template is adjusted to equal with the radius of the arc fixed form.
3. measurement method according to claim 1, which is characterized in that step S5) in obtain the total station and set up point
Three-dimensional coordinate, comprising:
According to the three-dimensional coordinate of two first datum mark nearest apart from the total station, obtained using resection method described complete
Instrument of standing sets up the three-dimensional coordinate of point.
4. measurement method according to claim 1, which is characterized in that step S7) in by the distance value and the measurement
The principal radii of lining trolley arc formwork where testing site is compared to calculate the radial error of the measurement testing site,
Include:
Using formulaCalculate the radial error of the measurement testing site, wherein ΔLIt is described
The radial error of testing site is measured, R is the principal radii of the lining trolley arc formwork where the measurement testing site, and Z and Y are
It hangs down away from the reference axis parallel with the section of lining trolley arc formwork where the measurement testing site the measurement testing site
Straight distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811045049.3A CN109297453B (en) | 2018-09-07 | 2018-09-07 | Linear measurement method for arc-shaped template of lining trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811045049.3A CN109297453B (en) | 2018-09-07 | 2018-09-07 | Linear measurement method for arc-shaped template of lining trolley |
Publications (2)
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