CN104762883A - Matching measurement method used during bridge precasting with stud matching method - Google Patents
Matching measurement method used during bridge precasting with stud matching method Download PDFInfo
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- CN104762883A CN104762883A CN201510207137.9A CN201510207137A CN104762883A CN 104762883 A CN104762883 A CN 104762883A CN 201510207137 A CN201510207137 A CN 201510207137A CN 104762883 A CN104762883 A CN 104762883A
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- matching
- rangefinder
- beam section
- distance value
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- 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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Bridges Or Land Bridges (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a matching measurement method used during bridge precasting with the stud matching method. The method comprises the steps of installing a matching measurement system; inputting the designed distance value between each matching measurement point of a matched bridge segment and a corresponding range finder and the matching tolerance value into a mobile device after the matched bridge section is in place; starting a matching measurement program and the range finders, and measuring the actual distance value between each range finder and the corresponding matching measurement point; directing matching measurement, adjusting the position of the matched bridge section and the like. By the adoption of the method, the range finders arranged in the directions of corresponding coordinate axes are adopted to replace a traditional total station and level gauge for matching measurement, the mobile device controls the range finders to conduct range finding and matching data calculation through Bluetooth, and the matching process is directed. Matching measurement is conducted under the control of the mobile device, quick matching can be achieved, and matching efficiency can be improved.
Description
Technical field
The present invention relates to the auxiliary measuring method in a kind of precast bridge pouring construction process, particularly a kind of Matched measurement method of slug matching precast bridge.
Background technology
In bridge construction, the bridge of tens meters long need be divided into several long sections of 3-5 rice, be also beam section, carry out pouring construction piecemeal continuously, and then assembled method is called short line casting.
In order to make the smooth and easy linking of each beam section, general sequence of construction is: first build the basis that a joint beam section saves as next, be called matching beam section, also known as cooperation beam section, after having built, hang matching beam section, again new beam section is moved to matching beam fragment position by designing requirement, as the basis of next beam section, by that analogy, until whole bridge has been built.Wherein, the position fixing process that new beam section moves to matching beam fragment position is called coupling, need repeated measurement matching beam fragment position, guidance is raised, reduce, adjust matching beam fragment position, attitude all around, be one progressively adjust, the time-consuming process of convergence, repeated measurement guiding work therebetween, is also Matched measurement.
Current Matched measurement method, generally adopts total powerstation, level gauge, with manual mode of operation, carrys out the three-dimensional coordinate position of repeated measurement matching beam section, instructs matching process.This mode automaticity is low, and measure the processes such as a measuring point needs to throw light on, sights, reading, calculating, length consuming time, a general Matched measurement, has 4-6 measuring point at least, and each measuring point has surveyed general needs 3 minutes, and speed is very slow, affects the construction period.
Summary of the invention
The technical problem to be solved in the present invention is for above-mentioned the deficiencies in the prior art, and a kind of Matched measurement method of slug matching precast bridge is provided, the Matched measurement method of this slug matching precast bridge, traditional total powerstation is replaced to carry out Matched measurement by the rangefinder settled at respective coordinates direction of principal axis, use mobile device by the range finding of Bluetooth control rangefinder, calculate matched data, instruct matching process, Matched measurement carries out in real time under mobile device controls, and can reach Rapid matching, improve the object of matching efficiency.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A Matched measurement method for slug matching precast bridge, comprises the following steps:
The first step, matching beam section is in place;
Second step, Matched measurement system is installed: Matched measurement system comprises at least 6 and is built-in with the rangefinder of bluetooth and a mobile device with the equal wireless connections of each bluetooth;
Each rangefinder all can measure the distance value of himself and Corresponding matching measuring point;
Mobile device is built-in with Matched measurement program, this Matched measurement program comprises the designed distance value that the matching beam section that can be automatically imported or manually input respectively mates measuring point, by the distance value that the corresponding rangefinder of Bluetooth receptions provides, and this distance value and designed distance value are compared and calculation deviation value, instruct matching beam section to move according to deviate;
At least 6 described rangefinders are respectively: at least 2 to rotate and movable X-direction rangefinder, at least 1 for measuring Y direction rangefinder and at least 3 that matching beam section moves left and right for measuring the Z-direction rangefinder that matching beam section moves up and down for measuring matching beam section;
The arrangement of described rangefinder is: be provided with at least 3 Z-direction rangefinders at the top of matching beam fragment position, be provided with at least one Y direction rangefinder in the left side of matching beam fragment position or right side, be at least provided with 2 X-direction rangefinders in the front side of matching beam section or rear side;
3rd step, each coupling measuring point of Input matching beam section limits difference with the designed distance value of corresponding rangefinder with mating in a mobile device;
4th step, starts the Matched measurement program in mobile device and all rangefinders, and each rangefinder will measure himself actual distance value with Corresponding matching measuring point, and passes through bluetooth, and each actual distance value is flowed to mobile device all in real time;
5th step, Matched measurement program, by according to the designed distance value inputted in each actual distance value received in the 4th step and the 3rd step, calculates the deviate that matching beam section respectively mates measuring point and designed distance value automatically; Matching beam section is and guided to move according to deviate;
6th step, when the deviate of Matched measurement program computation is when mating in limit difference range, the match is successful; Otherwise, repeat the 4th step and the 5th step.
Described Matched measurement system comprises the rangefinder that 8 are built-in with bluetooth, and 8 rangefinders are respectively: 4 Z-direction rangefinders, 2 Y direction rangefinders and 2 X-direction rangefinders.
Described Matched measurement system also comprises total powerstation.
In described 4th step, before each rangefinder all starts, first use the initial position of total station survey matching beam section, and by this initial position message input mobile device, and then the Matched measurement program started in rangefinder and mobile device, Matched measurement program, according to the designed distance value of input and initial position message, directly calculates designed distance value and initial position message deviate between the two, and guides matching beam section to move according to deviate.
Described matching beam section is laid with several coupling measuring points.
After the present invention adopts said method, by distance reacting condition coupling measuring point changes in coordinates.Rangefinder is placed on the three-dimensional coordinate direction of principal axis of matching beam section adjustment, is changed, and be converted into the coordinate value of all directions by the distance detected between coupling measuring point and rangefinder, and reflection adjustment, convergence situation, instruct coupling.Because rangefinder is with bluetooth equipment, can automatically control range finding and layback data by mobile device, calculate matching beam section adjustment deviation simultaneously.The present invention is principle accordingly, settle rangefinder at matching beam section coupling measuring point correspondence position, by the Matched measurement program of mobile device, automatically control rangefinder range finding, detect situation of movement, the calculation deviation of matching beam section in real time, instruct matching process, reach Rapid matching object.
Accompanying drawing explanation
Fig. 1 shows central sill section of the present invention and mates and the schematic diagram of having built;
Fig. 2 shows the schematic diagram of central sill section Matched measurement of the present invention.
Wherein have: 1. matching beam section; 2. fixed end mould; 3. treat casting beams section; 4. mate measuring point; 5. the first Z-direction rangefinder; 6. the second Z-direction rangefinder; 7. the 3rd Z-direction rangefinder; 8. the 4th Z-direction rangefinder; 9. the first Y direction rangefinder; 10. the second Y direction rangefinder; 11. first X-direction rangefinders; 12. second X-direction rangefinders.
Detailed description of the invention
Below in conjunction with accompanying drawing and concrete better embodiment, the present invention is further detailed explanation.
A Matched measurement system for slug matching precast bridge, comprises at least 6 rangefinders, a mobile device and a total powerstation.
In matching beam section 1 as required, several coupling measuring points are provided with.As depicted in figs. 1 and 2, be provided with 4 coupling measuring points 4 at the top of matching beam section 1, be respectively coupling measuring point A, coupling measuring point B, coupling measuring point C and coupling measuring point D.
All be built-in with bluetooth in each rangefinder, each rangefinder is all connected with mobile device by bluetooth, all can measure the distance value of himself and Corresponding matching measuring point.
The quantity of rangefinder is preferably 8, and 8 rangefinders are respectively: 4 Z-direction rangefinders, 2 Y direction rangefinders and 2 X-direction rangefinders.
4 Z-direction rangefinders are preferably arranged as shown in Figure 2, and 4 Z-direction rangefinders mate measuring point 4 one_to_one corresponding with 4, and 4 Z-direction rangefinders are jointly for measuring moving up and down of matching beam section 1.
4 Z-direction rangefinders are respectively: the first Z-direction rangefinder 5, second Z-direction rangefinder 6, the 3rd Z-direction rangefinder 7, the 4th Z-direction rangefinder 8.
Wherein, the first Z-direction rangefinder 5 is corresponding with coupling measuring point A, and the second Z-direction rangefinder 6 is corresponding with coupling measuring point B, and the 3rd Z-direction rangefinder 7 is corresponding with coupling measuring point C, and the 4th Z-direction rangefinder 8 is corresponding with coupling measuring point D.
As replacement, Z-direction rangefinder also can only arrange 3, also can be set to 5 or multiple.
2 Y direction rangefinders, as shown in Figure 2, are separately positioned on left side and the right side of matching beam section 1, jointly for measuring moving left and right of matching beam section 1.As replacement, also only a Y direction rangefinder can be set in the left side of matching beam section 1 or right side.
2 Y direction rangefinders, are respectively the first Y direction rangefinder 9 and the second Y direction rangefinder 10.
2 X-direction rangefinders, as shown in Figure 2, are all preferably arranged on the front side of matching beam section 1, are also namely arranged between fixed end mould 2 and matching beam section 1, jointly for measuring the rotation of matching beam section 1 and moving forward and backward.
2 X-direction rangefinders, are respectively the first X-direction rangefinder 11 and the second X-direction rangefinder 12.
Matched measurement program is built-in with in above-mentioned mobile device, this Matched measurement program comprises the designed distance value that the matching beam section that can be automatically imported or manually input respectively mates measuring point, by the distance value that the corresponding rangefinder of Bluetooth receptions provides, and this distance value and designed distance value are compared and calculation deviation value, instruct matching beam section 1 to move according to deviate.
A Matched measurement method for slug matching precast bridge, comprises the following steps:
The first step, matching beam section 1 is in place.
Second step, Matched measurement system is installed: by above-mentioned 8 rangefinders according to the preferred arrangement shown in above-mentioned Fig. 2, be fixed layout.
3rd step, each coupling measuring point of Input matching beam section 1 limits difference with the designed distance value of corresponding rangefinder with mating in a mobile device.
Coupling limit difference design and input time, preferably arrange to three change in coordinate axis direction according to Z-direction, Y-direction and X, be called that high degree is poor in Z-direction, be called that Y-direction axis limit is poor in Y-direction, X to be called that X limits to axis poor.
4th step, starts the Matched measurement program in mobile device and all rangefinders, and each rangefinder will measure himself actual distance value with Corresponding matching measuring point, and passes through bluetooth, and each actual distance value is all flowed to mobile device.
5th step, Matched measurement program, by according to the designed distance value inputted in each actual distance value received in the 4th step and the 3rd step, calculates the deviate that matching beam section respectively mates measuring point and designed distance value automatically; Corresponding rangefinder is and guided to move according to deviate.
Rangefinder carries out moving as follows according to deviate:
1. mobile device is by guidance first Z-direction rangefinder 5, second Z-direction rangefinder 6, the 3rd Z-direction rangefinder 7, the moving up and down, until meet elevation poor demand limit of the 4th Z-direction rangefinder 8.
2. mobile device moving left and right, until meet Y-direction axis poor demand limit by guidance first Y direction rangefinder 9 and the second Y direction rangefinder 10.
3. mobile device passes through the rotation of guidance first X-direction rangefinder 11 and the second X-direction rangefinder 12 and moves forward and backward, until meet X to axis poor demand limit.
Preferably, in the 4th step, before each rangefinder all starts, first use the initial position of total station survey matching beam section 1, and by this initial position message input mobile device, and then starting the Matched measurement program in rangefinder and mobile device, Matched measurement program is according to the designed distance value of input and initial position message, directly calculate both deviates, and guide corresponding rangefinder to move according to deviate.
6th step, when the deviate of Matched measurement program computation is when mating in limit difference range, the match is successful; Otherwise, repeat the 4th step and the 5th step.
After adopting said method, by distance reacting condition coupling measuring point changes in coordinates.Rangefinder is placed on the three-dimensional coordinate direction of principal axis of matching beam section adjustment, is changed, and be converted into the coordinate value of all directions by the distance detected between coupling measuring point and rangefinder, and reflection adjustment, convergence situation, instruct coupling.Because rangefinder is with bluetooth equipment, can automatically control range finding and layback data by mobile device, calculate matching beam section adjustment deviation simultaneously.The present invention is principle accordingly, settle rangefinder at matching beam section coupling measuring point correspondence position, by the Matched measurement program of mobile device, automatically control rangefinder range finding, detect situation of movement, the calculation deviation of matching beam section in real time, instruct matching process, reach Rapid matching object.
More than describe the preferred embodiment of the present invention in detail; but the present invention is not limited to the detail in above-mentioned embodiment, within the scope of technical conceive of the present invention; can carry out multiple equivalents to technical scheme of the present invention, these equivalents all belong to protection scope of the present invention.
Claims (5)
1. a Matched measurement method for slug matching precast bridge, is characterized in that: comprise the following steps:
The first step, matching beam section is in place;
Second step, Matched measurement system is installed: Matched measurement system comprises at least 6 and is built-in with the rangefinder of bluetooth and a mobile device with the equal wireless connections of each bluetooth;
---each rangefinder all can measure the distance value of himself and Corresponding matching measuring point;
---mobile device is built-in with Matched measurement program, this Matched measurement program comprises the designed distance value that the matching beam section that can be automatically imported or manually input respectively mates measuring point, by the distance value that the corresponding rangefinder of Bluetooth receptions provides, and this distance value and designed distance value are compared and calculation deviation value, instruct matching beam section to move according to deviate;
---at least 6 described rangefinders are respectively: at least 2 to rotate and movable X-direction rangefinder, at least 1 for measuring Y direction rangefinder and at least 3 that matching beam section moves left and right for measuring the Z-direction rangefinder that matching beam section moves up and down for measuring matching beam section;
---the arrangement of described rangefinder is: be provided with at least 3 Z-direction rangefinders at the top of matching beam fragment position, be provided with at least one Y direction rangefinder in the left side of matching beam fragment position or right side, be at least provided with 2 X-direction rangefinders in the front side of matching beam section or rear side;
3rd step, each coupling measuring point of Input matching beam section limits difference with the designed distance value of corresponding rangefinder with mating in a mobile device;
4th step, starts the Matched measurement program in mobile device and all rangefinders, and each rangefinder will measure himself actual distance value with Corresponding matching measuring point, and passes through bluetooth, and each actual distance value is flowed to mobile device all in real time;
5th step, Matched measurement program, by according to the designed distance value inputted in each actual distance value received in the 4th step and the 3rd step, calculates the deviate that matching beam section respectively mates measuring point and designed distance value automatically; Matching beam section is and guided to move according to deviate;
6th step, when the deviate of Matched measurement program computation is when mating in limit difference range, the match is successful; Otherwise, repeat the 4th step and the 5th step.
2. the Matched measurement method of slug matching precast bridge according to claim 1, it is characterized in that: described Matched measurement system comprises the rangefinder that 8 are built-in with bluetooth, 8 rangefinders are respectively: 4 Z-direction rangefinders, 2 Y direction rangefinders and 2 X-direction rangefinders.
3. the Matched measurement method of slug matching precast bridge according to claim 1, is characterized in that: described Matched measurement system also comprises total powerstation.
4. the Matched measurement method of slug matching precast bridge according to claim 4, it is characterized in that: in described 4th step, before each rangefinder all starts, first use the initial position of total station survey matching beam section, and by this initial position message input mobile device, and then the Matched measurement program started in rangefinder and mobile device, Matched measurement program is according to the designed distance value of input and initial position message, directly calculate designed distance value and initial position message deviate between the two, and guide matching beam section to move according to deviate.
5. the Matched measurement method of slug matching precast bridge according to claim 1, is characterized in that: described matching beam section is laid with several coupling measuring points.
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735134A (en) * | 2016-03-17 | 2016-07-06 | 中交第二航务工程局有限公司 | Temporary tensioning method for stub matching prefabricated box girders |
| CN106436579A (en) * | 2016-08-25 | 2017-02-22 | 中铁二十三局集团轨道交通工程有限公司 | Linear control method and linear control device for sectional beam with specially-shaped cross section through short-line pedestal matching method |
| CN108731598A (en) * | 2018-05-22 | 2018-11-02 | 上海贝英吉工程咨询有限公司 | Matching girder segment localization method based on distance controlling |
| CN108762059A (en) * | 2018-08-12 | 2018-11-06 | 广州瀚阳工程咨询有限公司 | A kind of automatic control system applied to short-line prefabrication bridge subsection |
| CN109680615A (en) * | 2018-12-30 | 2019-04-26 | 广东瀚阳轨道信息科技有限公司 | The three-dimensional coordinate measurement construction method of short line casting beam sections |
| CN109750603A (en) * | 2019-01-26 | 2019-05-14 | 中铁三局集团广东建设工程有限公司 | The Geometry monitoring system and monitoring method constructed in conjunction with segment girder construction short line casting |
| CN110777669A (en) * | 2019-11-15 | 2020-02-11 | 中铁北京工程局集团有限公司 | High-speed rail continuous beam short line matching prefabricated cantilever assembly line shape control method |
| CN111809523A (en) * | 2020-07-07 | 2020-10-23 | 中交二航局第四工程有限公司 | Measurement and check method based on section box girder short line matching prefabricated pedestal foundation |
| CN112192741A (en) * | 2020-09-09 | 2021-01-08 | 广州瀚阳工程咨询有限公司 | Numerical control method for measuring accuracy analysis of segmental precast bridge |
| CN112964234A (en) * | 2021-02-03 | 2021-06-15 | 中铁大桥科学研究院有限公司 | Method for monitoring closure length of steel truss bridge |
| CN113293704A (en) * | 2021-05-21 | 2021-08-24 | 中铁十六局集团第三工程有限公司 | End template of super-tonnage precast box girder and installation method |
| CN113910444A (en) * | 2021-11-08 | 2022-01-11 | 湖南中铁五新钢模有限责任公司 | Segment beam short line method prefabricating method matched with trolley automatic adjustment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105735134A (en) * | 2016-03-17 | 2016-07-06 | 中交第二航务工程局有限公司 | Temporary tensioning method for stub matching prefabricated box girders |
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| CN109750603A (en) * | 2019-01-26 | 2019-05-14 | 中铁三局集团广东建设工程有限公司 | The Geometry monitoring system and monitoring method constructed in conjunction with segment girder construction short line casting |
| CN110777669A (en) * | 2019-11-15 | 2020-02-11 | 中铁北京工程局集团有限公司 | High-speed rail continuous beam short line matching prefabricated cantilever assembly line shape control method |
| CN111809523A (en) * | 2020-07-07 | 2020-10-23 | 中交二航局第四工程有限公司 | Measurement and check method based on section box girder short line matching prefabricated pedestal foundation |
| CN112192741A (en) * | 2020-09-09 | 2021-01-08 | 广州瀚阳工程咨询有限公司 | Numerical control method for measuring accuracy analysis of segmental precast bridge |
| CN112192741B (en) * | 2020-09-09 | 2022-04-01 | 瀚阳国际工程咨询有限公司 | Numerical control method for measuring accuracy analysis of segmental precast bridge |
| CN112964234A (en) * | 2021-02-03 | 2021-06-15 | 中铁大桥科学研究院有限公司 | Method for monitoring closure length of steel truss bridge |
| CN112964234B (en) * | 2021-02-03 | 2022-05-20 | 中铁大桥科学研究院有限公司 | Method for monitoring closure length of steel truss bridge |
| CN113293704A (en) * | 2021-05-21 | 2021-08-24 | 中铁十六局集团第三工程有限公司 | End template of super-tonnage precast box girder and installation method |
| CN113293704B (en) * | 2021-05-21 | 2022-12-06 | 中铁十六局集团第三工程有限公司 | End template of super-tonnage precast box girder and installation method |
| CN113910444A (en) * | 2021-11-08 | 2022-01-11 | 湖南中铁五新钢模有限责任公司 | Segment beam short line method prefabricating method matched with trolley automatic adjustment |
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