CN107014359B - Stayed bridge pylon cable cableway pipe positioning measuring device and its measurement method - Google Patents
Stayed bridge pylon cable cableway pipe positioning measuring device and its measurement method Download PDFInfo
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- CN107014359B CN107014359B CN201710166506.3A CN201710166506A CN107014359B CN 107014359 B CN107014359 B CN 107014359B CN 201710166506 A CN201710166506 A CN 201710166506A CN 107014359 B CN107014359 B CN 107014359B
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- CWFOCCVIPCEQCK-UHFFFAOYSA-N Chlorfenapyr Chemical compound BrC1=C(C(F)(F)F)N(COCC)C(C=2C=CC(Cl)=CC=2)=C1C#N CWFOCCVIPCEQCK-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 238000000691 measurement method Methods 0.000 title claims abstract description 11
- 238000005259 measurement Methods 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000002940 repellent Effects 0.000 claims description 6
- 239000005871 repellent Substances 0.000 claims description 6
- 238000004873 anchoring Methods 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 claims description 3
- 230000002035 prolonged Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 14
- 230000004048 modification Effects 0.000 description 4
- 238000006011 modification reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000002991 Coptis groenlandica Nutrition 0.000 description 1
- 244000247747 Coptis groenlandica Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005591 charge neutralization Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001264 neutralization Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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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
- G01C15/002—Active optical surveying means
- G01C15/004—Reference lines, planes or sectors
Abstract
The invention discloses a kind of stayed bridge pylon cable cableway pipe positioning measuring device and its measurement methods, it is related to cable guide pipe positioning measurement field, the device includes total station, instrument adjuster, total station foot rest, transparent column, the total station is placed on instrument adjuster, the instrument adjuster is placed on total station foot rest, the transparent column is placed in cableway pipe, concentric circles mark is had on the top plate and bottom plate of the transparent column, the instrument adjuster realizes the elevation precision contraposition of total station by adjusting the height of total station.Cableway pipe positioning measuring device of the invention and measurement method have visualization, without prism, people's measuring characteristic, it can intuitively observe the deviation situation of cableway pipe, construction personnel's fast precise is prompted to carry out cableway pipe positioning, and prisms centering error source is eliminated, measurement accuracy and construction efficiency are substantially increased.
Description
Technical field
The present invention relates to cable guide pipe positioning measurement fields, are specifically related to a kind of stayed bridge pylon cable cableway pipe positioning measurement dress
It sets and its measurement method, suitable for the position fixing process of stayed bridge pylon cable cableway pipe, to the gradient and inclined direction of cableway pipe
Carry out accurate measurement, be a kind of mark testee theoretical axis and practical axis and carry out its gradient of quick precise measurement with
The device and technology of inclined direction.
Background technique
Cableway pipe positioning measurement is the important link of relationship stayed bridge pylon cable construction quality, cableway pipe positioning accuracy and positioning
Speed is the key that influence Construction of Pylon structure safety and normal construction, and wherein cableway pipe gradient is that CONSTRUCTION OF CABLE-STAYED BRIDGE requires most
High measurement accuracy index (the axis relative deviation of anchor point to export center point is not more than 3mm).Cableway pipe just positions handle and goes out
After mouth root edge mileage direction is fixed, the task of cableway pipe fine positioning is exactly its gradient of accurate measurement and inclined direction.King-post is applied
During work, work surface is very narrow, and the crisscross intersection of steel construction, interferes with each other in tower, adds cableway piping hollow structure, anchor
Solid point, export center point and axis point be it is virtual, its gradient of accurate measurement and inclined direction are difficult.
The method of cableway pipe of cable-stayed bridge positioning at present, it is general there are two types of:
1) using measurement virtualization anchor point and export center point three-dimensional coordinate method, indirectly measure cableway pipe axis into
Row positioning.Prism is disposed respectively in four characteristic points of four characteristic points of anchor plate and outlet, passes through eight characteristic points of measurement
Three-dimensional coordinate converses anchor point and export center point three-dimensional coordinate, measures the gradient and inclined direction of cableway pipe indirectly, this
Kind of method program is complicated, and positioning indirectly, needs that survey crew is more, takes a lot of work, is time-consuming, and positioning accuracy is by prisms error and measurement
Error in point measurement is affected.
2) using measurement hypostazation anchor point and export center point three-dimensional coordinate method, indirectly measure cableway pipe axis into
Row positioning.In the entity component of anchor plate and exit installation pre-production, found out in anchor point and outlet by entity component
Heart point simultaneously disposes prism, respectively measure anchor point and export center point three-dimensional coordinate, indirectly measure cableway pipe gradient and
Inclined direction.This method anchor point and export center point location mutually restrain, and repeated measurement is needed to adjust repeatedly, cause to take a lot of work
It is time-consuming.Several above survey crew's testings are needed, measurement work efficiency is low, and positioning accuracy is affected by prisms error.
Summary of the invention
The purpose of the invention is to overcome the shortcomings of above-mentioned background technique, a kind of stayed bridge pylon cable cableway pipe positioning is provided
Measuring device and its measurement method, positioning measuring device of the invention and its measurement method have visualization, survey without prism, a people
Amount feature can intuitively observe the deviation situation of cableway pipe, and construction personnel's fast precise is prompted to carry out cableway pipe positioning, and
Prisms centering error source is eliminated, measurement accuracy and construction efficiency are substantially increased.
The present invention provides a kind of stayed bridge pylon cable cableway pipe positioning measuring device, including total station, instrument adjuster, complete
It stands instrument foot prop, transparent column, the total station is placed on instrument adjuster, and the instrument adjuster is placed on total station
On foot prop, the transparent column is placed in cableway pipe, and concentric circles mark, institute are had on the top plate and bottom plate of the transparent column
State the elevation precision contraposition that instrument adjuster realizes total station by adjusting the height of total station.
Based on the above technical solution, the two sides of the instrument adjuster, which respectively correspond, is provided with the quarter with gear
Anale settting scale and accurate adjustment gear set, the accurate adjustment gear set are engaged with the gear of graduated scale, and the accurate adjustment gear set connects accurate adjustment
Knob, and pass through the height that twisting accurate adjustment knob adjusts total station, it is provided with tightening knob on the instrument adjuster, it is described
Tightening knob is used to lock the height of instrument adjuster.
Based on the above technical solution, it is provided with link bolt hole in the both ends of the surface of the instrument adjuster, and
It is connect respectively with total station and total station foot rest by connecting bolt.
Based on the above technical solution, the transparent column includes the company of two pieces of transparent panels of two pieces of transparent panels and connection
Extension bar is provided with the concentric circles center of circle in the middle part of the transparent panel, and the diameter of the transparent panel and the internal diameter of cableway pipe are equal, described
Connecting rod is evenly arranged transparent panel being fixed as transparent column along the circumferencial direction of transparent panel.
Based on the above technical solution, the length of the transparent column is consistent with cableway pipe pipe range, the transparent circle
The top surface of column is aligned with the anchoring plate top surface of cableway tube end, and the both ends of the connecting rod are bolted on transparent panel.
Based on the above technical solution, the cableway pipe is mounted on cableway pipe locating support, and the cableway pipe is fixed
Cableway pipe base opening mileage baffle is provided on the bracket of position, the cableway pipe base opening mileage baffle is in the base opening root edge of cableway pipe
The fixation of journey.
The present invention also provides a kind of measurement methods of stayed bridge pylon cable cableway pipe positioning measuring device, which is characterized in that packet
Include following steps:
S1: placement total station is on instrument adjuster；
S2: total station is quickly accurately adjusted into the space extending line of cableway pipe theoretical axis by instrument adjuster
Heart point；
S3: the operation total station water repellent straight angle and vertical angle make the sight and cableway pipe theoretical tilt degree and inclination of total station
Direction is consistent；
S4: the transparent column with concentric circles mark is placed in the cableway pipe of Primary Location, the top of transparent column
Concentric circles mark on plate and bottom plate is used to indicate the practical anchor point B ' and the practical export center of cableway pipe of cableway pipe respectively
The line of the practical export center point C ' of point C ', the practical anchor point B ' and cableway pipe of cableway pipe indicates the practical axis of cableway pipe；
S5: opening the laser aid of total station, and cableway pipe theoretical axis is indicated in the concentric of transparent column with laser beam
On circle mark plate, cableway pipe theory anchor point B and cableway pipe theory export center point C is formed, according to concentric circles mark central point
And the deviation situation of hot spot can directly observe the actual inclination and inclined direction of cableway pipe；
S6: adjustment cableway pipe is overlapped the concentric circles mark center at transparent column both ends with laser facula；
Based on the above technical solution, in the step S2, it is known that cableway pipe theory anchor point B, cableway pipe are theoretical
Theoretical coordinate (the x of export center point CB、yB、zB)、(xc、yc、zc) and set the distance L of mirror point to anchor pointAB, calculate and be located at cableway
Coordinate (the x for setting mirror point A on pipe axis extended lineA、yA、zA), formula is as follows:
Coordinate (the x for setting mirror point A on cableway pipe axis extended line is calculated by formula (1), (2) and (3)A、yA、zA),
It is setting at the projected position A ' of mirror point A in the plane, is disposing total station foot rest, instrument adjuster is placed in total station foot rest
On, while total station is mounted on instrument adjuster, instrument adjuster is moved horizontally, precise centering flattens total station extremely
A ' point；
The vertical angle of total station is allocated to 90 ° of 00 ' 00 ", observes the levelling rod being placed on bench mark, reads total station water
Look squarely the height difference of line and projected position A " of the A point on elevation；
The knob of rotary apparatus adjuster, the reading numerical value for adjusting graduated scale is consistent with height difference, by total station level
Sight precision aligns the projected position A " to A point on elevation, so far completes total station space to positioned at A point.
Based on the above technical solution, in the step S3, the water repellent straight angle α and vertical angle β of total station is operated, is made
Total station sight is consistent with cableway pipe theoretical axis, and horizontal angle α and vertical angle β calculation formula are as follows:
α=arctan ((yB-yC)/(xB-xC)) (4)
Horizontal angle α and vertical angle β are calculated by formula (4) and (5), total station passes through the laser beam of laser aid
Indicate cableway pipe theoretical axis.
Compared with prior art, advantages of the present invention is as follows:
Cableway pipe positioning measuring device provided by the invention and measurement method have visualization, measure spy without prism, a people
Point can intuitively observe the deviation situation of cableway pipe, prompt construction personnel's fast precise to carry out cableway pipe positioning, and eliminate
Prisms centering error source, substantially increases measurement accuracy and construction efficiency.
Meanwhile cableway pipe positioning measuring device provided by the invention is smart total station plane by setting instrument adjuster
Close adjust to neutralization elevation precision separately carries out, and solves plane and the mutual containing of elevation precision adjustment, finely tunes repeatedly, is difficult to reality
The problem of existing space precise contraposition, total station is facilitated to carry out space precise contraposition.
Further it is provided that cableway pipe positioning measuring device directly can intuitively indicate cableway pipe theoretical axis and actual axle
The deviation situation of line, can prompt at any time construction personnel quickly, high accuracy positioning cableway pipe, substantially increase and construction efficiency and apply
Working medium amount；Prism is not used in measurement, is eliminated prisms centering error source, is substantially increased measurement accuracy；Only need
Observation can be completed in one survey crew, improves measurement efficiency.
Detailed description of the invention
Fig. 1 is the measurement method schematic diagram of the embodiment of the present invention.
Fig. 2 is total station three-dimensional space precision contraposition schematic illustration.
Fig. 3 is the instrument adjuster schematic diagram of the embodiment of the present invention.
Fig. 4 is the A-A sectional view of Fig. 3.
Fig. 5 is the B-B sectional view of Fig. 4.
Fig. 6 is the transparent column schematic diagram of the embodiment of the present invention.
Fig. 7 is the C-C sectional view of Fig. 6.
In figure, 1- total station, 2- instrument adjuster, 3- transparent column, 4- cableway pipe, 5- cableway pipe theoretical axis, 6-
Total station foot rest, 7- cableway pipe locating support, 8- cableway pipe base opening mileage baffle, 9- link bolt hole, 10- accurate adjustment knob, 11-
Accurate adjustment gear set, 12- tightening knob, 13- graduated scale, 14- transparent panel, 15- connecting rod, 16- bolt, the 17- concentric circles center of circle,
18- levelling rod, 19- total station horizontal line of sight, 20- bench mark set mirror point on A- cableway pipe axis extended line, and A '-A point is flat
Projected position of projected position on face, the A "-A point on elevation, B- cableway pipe theory anchor point, C- cableway pipe theory outlet in
Heart point, the B '-practical anchor point of cableway pipe, the practical export center point of C '-cableway pipe.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention is described in further detail.
As shown in Figure 1, the embodiment of the present invention provides a kind of stayed bridge pylon cable cableway pipe positioning measuring device, including total station
1, instrument adjuster 2, total station foot rest 6, transparent column 3, the total station 1 are placed on instrument adjuster 2, the instrument
Device adjuster 2 is placed on total station foot rest 6, and the transparent column 3 is placed in cableway pipe 4, the top of the transparent column 3
Concentric circles mark is had on plate and bottom plate, the instrument adjuster 2 realizes total station 1 by adjusting the height of total station 1
The contraposition of elevation precision.
As shown in Figure 1, the length of transparent column 3 is consistent with 4 pipe range of cableway pipe, the top surface of the transparent column 3 and cableway
The anchoring plate top surface of 4 end of pipe is aligned.The cableway pipe 4 is mounted on cableway pipe locating support 7, the cableway pipe locating support
Cableway pipe base opening mileage baffle 8 is provided on 7, the cableway pipe base opening mileage baffle 8 is used for the base opening root edge mileage of cableway pipe 4
Fixation.
As shown in figure 3, figure 4 and figure 5, the two sides of the instrument adjuster 2, which respectively correspond, is provided with the graduated scale with gear
Ruler 13 and accurate adjustment gear set 11, the accurate adjustment gear set 11 are engaged with the gear of graduated scale 13, and the accurate adjustment gear set 11 connects
Accurate adjustment knob 10 is connect, and adjusts the height of total station 1 by twisting accurate adjustment knob 10, is provided on the instrument adjuster 2
Tightening knob 12, the tightening knob 12 is for locking 2 height of instrument adjuster.It tightens tightening knob 12 and makes instrument accurate adjustment
2 top and the bottom of device squeeze tightly, can not slide, to realize locking.Wherein, it is set in the both ends of the surface of the instrument adjuster 2
It is equipped with link bolt hole 9, and is connect respectively with total station 1 and total station foot rest 6 by connecting bolt.
As shown in Figure 6, Figure 7, the transparent column 3 includes two pieces of transparent panels 14 and the company for connecting two pieces of transparent panels 14
Extension bar 15, the middle part of the transparent panel 14 are provided with the concentric circles center of circle 17, the diameter of the transparent panel 14 and the internal diameter of cableway pipe 4
Equal, the connecting rod 15 is evenly arranged transparent panel 14 being fixed as transparent column 3 along the circumferencial direction of transparent panel 14.Institute
The both ends for stating connecting rod 15 are connected on transparent panel 14 by bolt 16.
In conjunction with shown in Fig. 1 to Fig. 7, a kind of measurement method of stayed bridge pylon cable cableway pipe positioning measuring device, including it is as follows
Step:
S1: placement total station 1 is on instrument adjuster 2；
S2: total station 1 is quickly accurately adjusted to the space extending of 4 theoretical axis of cableway pipe by instrument adjuster 2
Line central point；
S3: the operation 1 water repellent straight angle of total station and vertical angle makes the sight of total station 1 and 4 theoretical tilt degree of cableway pipe and inclines
Tilted direction is consistent；
S4: being placed in the transparent column 3 with concentric circles mark in the cableway pipe 4 of Primary Location, transparent column 3
Concentric circles mark on top plate and bottom plate is used to indicate respectively in the practical anchor point B ' and the practical outlet of cableway pipe of cableway pipe
The line of the practical export center point C ' of heart point C ', the practical anchor point B ' and cableway pipe of cableway pipe indicates the actual axle of cableway pipe 4
Line；
S5: the laser aid of total station 1 is opened, cableway pipe theoretical axis 5 is indicated in the same of transparent column 3 with laser beam
On heart circle mark plate, cableway pipe theory anchor point B and cableway pipe theory export center point C is formed, according to concentric circles mark center
The deviation situation of point and hot spot, can directly observe the actual inclination and inclined direction of cableway pipe；
S6: adjustment cableway pipe 4 is overlapped the concentric circles mark center at 3 both ends of transparent column with laser facula；
Wherein, in the step S2, it is known that cableway pipe theory anchor point B, the theoretical of cableway pipe theory export center point C are sat
Mark (xB、yB、zB)、(xc、yc、zc) and set the distance L of mirror point to anchor pointAB, calculate and be located at setting on cableway pipe axis extended line
Coordinate (the x of mirror point AA、yA、zA), formula is as follows:
Coordinate (the x for setting mirror point A on cableway pipe axis extended line is calculated by formula (1), (2) and (3)A、yA、zA),
It is setting at the projected position A ' of mirror point A in the plane, is disposing total station foot rest 6, instrument adjuster 2 is placed in total station foot rest
On 6, while total station 1 is mounted on instrument adjuster 2, moves horizontally instrument adjuster 2, precise centering flattens whole station
Instrument 1 is to A ' point；
The vertical angle of total station 1 is allocated to 90 ° of 00 ' 00 ", observes the levelling rod 18 being placed on bench mark 20, is read complete
The height difference for 1 horizontal line of sight 19 and projected position A " of the A point on elevation of instrument of standing；
The knob 10 of rotary apparatus adjuster 2, the reading numerical value for adjusting graduated scale 13 is consistent with height difference, by total station
Projected position A " of the accurate contraposition of 1 horizontal line of sight 19 to A point on elevation, so far completes 1 space of total station to positioned at A point.
Wherein, in the step S3, total station 1 water repellent straight angle α and vertical angle β is operated, 1 sight of total station and cableway pipe are made
Theoretical axis 5 is consistent, and horizontal angle α and vertical angle β calculation formula are as follows:
α=arctan ((yB-yC)/(xB-xC)) (4)
Horizontal angle α and vertical angle β are calculated by formula (4) and (5), the laser beam that total station 1 passes through laser aid is
Signable cableway pipe theoretical axis 5 out.
In an implementation, construction personnel can directly observe the deviation feelings of cableway pipe practical axis B ' C ' and theoretical axis BC
Condition, while cableway pipe both ends are adjusted, make concentric circles center of circle B ', concentric circles center of circle C ' point and light on transparent column top plate and bottom plate
Spot B, hot spot C are overlapped, and complete cableway pipe positioning.
Those skilled in the art can carry out various modifications to the embodiment of the present invention and modification, if these modifications and change
For type within the scope of the claims in the present invention and its equivalent technologies, then these modifications and variations are also in protection scope of the present invention
Within.
The prior art that the content being not described in detail in specification is known to the skilled person.
Claims (9)
1. a kind of stayed bridge pylon cable cableway pipe positioning measuring device, it is characterised in that: including total station (1), instrument adjuster
(2), total station foot rest (6) and transparent column (3), the total station (1) are placed on instrument adjuster (2), the instrument
Adjuster (2) is placed on total station foot rest (6), and the transparent column (3) is placed in cableway pipe (4), the transparent circle
On the top plate and bottom plate of column (3) have concentric circles mark, the instrument adjuster (2) by adjusting total station (1) height
Realize the elevation precision contraposition of total station (1).
2. stayed bridge pylon cable cableway pipe positioning measuring device as described in claim 1, it is characterised in that: the instrument accurate adjustment dress
The two sides for setting (2) respectively correspond the graduated scale (13) and accurate adjustment gear set (11) being provided with gear, the accurate adjustment gear set
(11) it is engaged with the gear of graduated scale (13), the accurate adjustment gear set (11) connects accurate adjustment knob (10), and passes through twisting essence
The height of knob (10) adjustment total station (1) is adjusted, is provided with tightening knob (12) on the instrument adjuster (2), it is described tight
Gu knob (12) is used to lock the height of instrument adjuster (2).
3. stayed bridge pylon cable cableway pipe positioning measuring device as claimed in claim 2, it is characterised in that: the instrument accurate adjustment dress
Set and be provided in the both ends of the surface of (2) link bolt hole (9), and by connection bolt respectively with total station (1) and total station foot rest
(6) it connects.
4. stayed bridge pylon cable cableway pipe positioning measuring device as described in claim 1, it is characterised in that: the transparent column
(3) include two pieces of transparent panels (14) and the connecting rod (15) for connecting two pieces of transparent panels (14), set in the middle part of the transparent panel (14)
It is equipped with the concentric circles center of circle (17), the diameter of the transparent panel (14) is equal with the internal diameter of cableway pipe (4), connecting rod (15) edge
The circumferencial direction of transparent panel (14) is evenly arranged transparent panel (14) being fixed as transparent column (3).
5. stayed bridge pylon cable cableway pipe positioning measuring device as claimed in claim 4, it is characterised in that: the transparent column
(3) length is consistent with cableway pipe (4) pipe range, the top surface of the transparent column (3) and the anchoring plate top surface of cableway pipe (4) end
The both ends of alignment, the connecting rod (15) are connected on transparent panel (14) by bolt (16).
6. stayed bridge pylon cable cableway pipe positioning measuring device as claimed in claim 4, it is characterised in that: the cableway pipe (4)
It is mounted on cableway pipe locating support (7), is provided with cableway pipe base opening mileage baffle (8) on the cableway pipe locating support (7),
Fixation of the cableway pipe base opening mileage baffle (8) for the base opening root edge mileage of cableway pipe (4).
7. a kind of measurement side based on stayed bridge pylon cable cableway pipe positioning measuring device of any of claims 1-6
Method, which comprises the steps of:
S1: placement total station (1) is on instrument adjuster (2)；
S2: total station (1) is quickly accurately adjusted to the space of cableway pipe (4) theoretical axis by instrument adjuster (2) and is prolonged
Long line central point；
S3: operation total station (1) the water repellent straight angle and vertical angle, make total station (1) sight and cableway pipe (4) theoretical tilt degree and
Inclined direction is consistent；
S4: the transparent column (3) with concentric circles mark is placed in the cableway pipe (4) of Primary Location, transparent column (3)
Top plate and bottom plate on concentric circles mark be used to indicate practical anchor point B ' and the practical outlet of cableway pipe of cableway pipe respectively
The line of the practical export center point C ' of central point C ', the practical anchor point B ' and cableway pipe of cableway pipe indicates the reality of cableway pipe (4)
Border axis；
S5: the laser aid of total station (1) is opened, cableway pipe theoretical axis (5) is indicated in transparent column (3) with laser beam
On concentric circles mark plate, cableway pipe theory anchor point B and cableway pipe theory export center point C is formed, according in concentric circles mark
The deviation situation of heart point and hot spot can directly observe the actual inclination and inclined direction of cableway pipe；
S6: adjustment cableway pipe (4) is overlapped the concentric circles mark center at transparent column (3) both ends with laser facula.
8. measurement method as claimed in claim 7, it is characterised in that: in the step S2, it is known that cableway pipe theory anchor point
B, the theoretical coordinate (x of cableway pipe theory export center point CB、yB、zB)、(xc、yc、zc) and set the distance L of mirror point to anchor pointAB,
Calculate the coordinate (x for setting mirror point A being located on cableway pipe axis extended lineA、yA、zA), formula is as follows:
Coordinate (the x for setting mirror point A on cableway pipe axis extended line is calculated by formula (1), (2) and (3)A、yA、zA), it is setting
It at the projected position A ' of mirror point A in the plane, disposes total station foot rest (6), instrument adjuster (2) is placed in total station foot rest
(6) on, while total station (1) is mounted on instrument adjuster (2), moves horizontally instrument adjuster (2), precise centering
Total station (1) is flattened to A ' point；
The vertical angle of total station (1) is allocated to 90 ° of 00 ' 00 ", observes the levelling rod (18) being placed on bench mark (20), is read
The height difference of total station (1) horizontal line of sight (19) and projected position A " of the A point on elevation；
The accurate adjustment knob (10) of rotary apparatus adjuster (2), the reading numerical value for adjusting graduated scale (13) is consistent with height difference, will
Projected position A " of the accurate contraposition of total station (1) horizontal line of sight (19) to A point on elevation, so far completes total station (1) space
To positioned at A point.
9. measurement method as claimed in claim 8, it is characterised in that: in the step S3, operate total station (1) water repellent straight angle
α and vertical angle β makes total station (1) sight and cableway pipe theoretical axis (5) unanimously, and horizontal angle α and vertical angle β calculation formula are such as
Under:
α=arctan ((yB-yC)/(xB-xC)) (4)
Horizontal angle α and vertical angle β are calculated by formula (4) and (5), total station (1) passes through the laser beam of laser aid
Indicate cableway pipe theoretical axis (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710166506.3A CN107014359B (en) | 2017-03-20 | 2017-03-20 | Stayed bridge pylon cable cableway pipe positioning measuring device and its measurement method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710166506.3A CN107014359B (en) | 2017-03-20 | 2017-03-20 | Stayed bridge pylon cable cableway pipe positioning measuring device and its measurement method |
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| CN107014359A CN107014359A (en) | 2017-08-04 |
| CN107014359B true CN107014359B (en) | 2019-02-22 |
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| CN108360386B (en) * | 2018-03-29 | 2019-07-05 | 石家庄铁道大学 | A kind of accurate erection construction method of whole opening prefabricated simple supported box beam bridge |
| CN108680103B (en) * | 2018-05-02 | 2020-06-09 | 中铁大桥局集团有限公司 | Rapid and precise positioning measurement method for cable-stayed bridge ultrahigh bridge tower pier anchoring structure |
| CN111060034B (en) * | 2019-12-31 | 2021-12-24 | 中国水利水电第八工程局有限公司 | Cable guide central axis positioning device and cable guide central axis deviation measuring method |
| CN111564084B (en) * | 2020-04-14 | 2022-05-20 | 北京仿真中心 | Method for mounting foundation plate of three-axis flight turntable |
| CN111455855B (en) * | 2020-04-16 | 2021-11-12 | 中交一公局第四工程有限公司 | Construction process of main bridge of double-tower single-cable-plane short-tower cable-stayed bridge |
| CN112144415A (en) * | 2020-09-30 | 2020-12-29 | 中铁大桥局第七工程有限公司 | Positioning auxiliary tool and hollow beam provided with same |
| CN112729262B (en) * | 2020-12-26 | 2022-08-12 | 新疆工程学院 | Forced alignment connecting device for gyroscopic total station |
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| CN202119434U (en) * | 2011-04-27 | 2012-01-18 | 中铁港航局集团第二工程有限公司 | Positioning device for cableway pipe of cable-stayed bridge |
| CN204535707U (en) * | 2015-03-30 | 2015-08-05 | 葛洲坝集团第五工程有限公司 | Suspension cable catheter positioning measurement mechanism |
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