CN109944450A - A kind of structure construction Multipoint synchronous high-precision locating method based on Beidou GNSS&BIM - Google Patents
A kind of structure construction Multipoint synchronous high-precision locating method based on Beidou GNSS&BIM Download PDFInfo
- Publication number
- CN109944450A CN109944450A CN201910199037.4A CN201910199037A CN109944450A CN 109944450 A CN109944450 A CN 109944450A CN 201910199037 A CN201910199037 A CN 201910199037A CN 109944450 A CN109944450 A CN 109944450A
- Authority
- CN
- China
- Prior art keywords
- coordinate
- point
- construction
- key node
- beidou
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention patent provides a kind of structure construction Multipoint synchronous high-precision locating method based on Beidou GNSS&BIM, using 360 degree of automatically controlled rotary photoelectric range units to the multiple key node synchro measures of measured structure, the coordinate provided by Beidou GNSS, and the relative distance between range unit and high-precision positioner, tested key node, the opposite elevation angle and deflection, the automatic geodetic coordinates for calculating tested node, and by coordinate transformation and mapping relations, the coordinate of respective nodes directly in replacement BIM model.A kind of structure construction Multipoint synchronous high-precision locating method based on Beidou GNSS&BIM of the present invention can realize the synchro measure of the multiple key node coordinates of structure, and BIM model is made to keep synchronous with structure construction.
Description
Technical field
It is mainly used in measurement and the precision controlling of Construction of Civil Engineering process, in particular with BIM technology to construction essence
Degree carries out intellectual analysis and construction simulation.
Background technique
Due to lacking the interaction of data, construction BIM model is difficult to reflect construction site reality.Although there is the automatic whole station in part
Instrument can be according to BIM model scene unwrapping wire, review, but BIM model and live mutually unification can not be not easy to construct by the technology
Journey precision controlling and security management services.
For large-scale steel structure hydraulic pressure lift and sliding, grasps it and promotes the coordinate with slipping key node,
It is extremely necessary for the safety for assessing precision and work progress that it is finally constructed.Existing technological means, can only be to it
Other key node be monitored (patent No.: 201610637972.0, patent name: a kind of steel structure net rack based on BIM is hydraulic
The method for promoting precision controlling), it is not able to satisfy the needs of large-span structure construction large-range monitoring.Based on this, proposing based on north
The structure construction Multipoint synchronous method for rapidly positioning of bucket GNSS high accuracy positioning.
Summary of the invention
Goal of the invention: the purpose of the present invention is to solve deficiencies in the prior art, provide kind based on Beidou GNSS&
The structure construction Multipoint synchronous high-precision locating method of BIM can be realized the synchro measure of the multiple key node coordinates of structure, and
BIM model is set to keep synchronous with structure construction.
Technical solution: a kind of structure construction Multipoint synchronous high-precision locating method based on Beidou GNSS&BIM, it is specific to wrap
Include following steps,
(1) while structure construction, it is high-precision fixed that Beidou GNSS is not laid by the region of construction interference in structure itself
Position device, obtains the geodetic coordinates of the position；
(2) depletion region between measured structure and Beidou GNSS positioning device is laid 360 degree of automatically controlled rotary photoelectrics and is surveyed
Away from device, electro-optical distance measurement device be used to monitor its own with Beidou GNSS positioning device and measured structure key node it is opposite
Distance, the opposite elevation angle and deflection；
(3) remote control electro-optical distance measurement device measures the multiple key node real-time synchronizations of measured structure, obtains tested close
The geodetic coordinates of key node, and stored；
(4) corresponding to construction BIM model according to the mapping relations between measured structure key node and construction BIM model
The synchronous replacement of coordinate, it is synchronous with structure construction to carry out construction BIM model.
A further improvement of the present invention is that Beidou GNSS positioning device is directly laid in practice of construction area in step (1)
Cross-post coordinate points in domain, rather than outside construction site.
A further improvement of the present invention is that in construction, can adjust the reality of Beidou GNSS positioning device in step (2)
Range unit is realized to GNSS positioning device and measured structure key node one-shot measurement, to avoid accumulated error pair in position
The influence of measurement result.
A further improvement of the present invention is that there is 360 degree of automatically controlled rotary photoelectric range units high speed to revolve in step (2)
Turn and high position precision, the ranging localization of 6 points or so theoretically can be achieved within 1 minute；
A further improvement of the present invention is that being tested the geodetic coordinates of key node in step (3), being counted by Beidou GNSS
Calculate relative distance, the opposite elevation angle and deflection between the positioning device coordinate obtained, positioning device and range unit and by
The parameters such as relative distance, the opposite elevation angle and deflection between survey key node and range unit, directly calculate and obtain.
A further improvement of the present invention is that in step (3), Beidou GNSS positioning device coordinate and measured structure key section
Point coordinate algorithm is as follows:
(1) Beidou GNSS positioning device coordinate algorithm
Beidou positioning device A point coordinate (x in known Beidou GNSS positioning device1,y1,z1), Beidou GNSS positioning device
In Beidou positioning device B point coordinate (x2,y2,z2), the distance of unknown point C to A point is ρ1, the distance of unknown point C to B point is
ρ2, the elevation angle of unknown point C to A point is α, then measuring device C point coordinate (x3,y3,z3) calculate it is as follows:
z3=z1-ρ1sinα
And there is ρ3=ρ1cosα
Solve problems become, in the plane that absolute altitude is z3, using A1 as the center of circle, ρ3For the circle of radius and using B1 as the center of circle, ρ4
Intersecting point coordinate for the circle intersection of radius solves；
(x3-x1)2+(y3-y1)2=ρ3 2 (1)
(x3-x2)2+(y3-y2)2=ρ4 2 (2)
I.e.
x3 2-2x3x1+x1 2+y3 2-2y3y1+y1 2=ρ3 2 (3)
x3 2-2x3x2+x2 2+y3 2-2y3y2+y2 2=ρ4 2 (4)
Two formulas are subtracted each other, and disappear quadratic term, are obtained
Above formula is substituted into (3) formula or (4) formula, x can be solved to obtain3, then (5) formula is substituted into, y can be solved3；
Because two circles intersect there are two intersection point, in two groups of solutions, we select wherein one group of solution as needed；
(2) measured structure key node coordinate algorithm
Known distance-measuring equipment C point coordinate (x3, y3, z3), structural key node D, C point to be measured are ρ, water at a distance from D point
Azimuth (deflection) α and vertical corner (elevation angle) β；
Tested point D coordinate (x4, y4, z4) is sought, is solved:
x4=ρ cos β sin α+x3
y4=ρ cos β cos α+y3
z4=ρ sin β+z3
Write as matrix form
I.e.
A further improvement of the present invention is that being finished in step (4) in measured structure key node Geodetic Coordinate Calculation
Afterwards, it is converted by coordinate, its coordinate-system is made to become local coordinate, be consistent with construction BIM model.
A further improvement of the present invention is that when monitoring on a large scale to longspan structure, two can be laid in step (2)
Platform is to more 360 degree of automatically controlled rotary photoelectric range units.Every equipment is in 10 minutes measurement step-lengths, it can be achieved that up to 50 points
Synchro measure positioning, far super efficiency of manual measurement, meet large-span structure body slide, jack-up construction when key node multiple spot it is same
Walk measurement and positioning；When using more 360 degree of automatically controlled rotary photoelectric range units, when measuring large-span structure Multipoint synchronous, calculate
Method is as follows:
S1 device measuring point P11, P12, P13 ..., P1 (m1-1), P1 (m1)
S2 device measuring point P21, P22, P23 ..., P2 (m2-1), P2 (m2)
……
Sn device measuring point Pn1, Pn2, Pn3 ..., Pn (mn-1), Pn (mn)
That is, S1 device measuring point coordinate:
S2 device measuring point coordinate
Sn device measuring point coordinate:
Compared with prior art, a kind of structure construction Multipoint synchronous based on Beidou GNSS&BIM provided by the invention is high-precision
Spend localization method, at least realize it is following the utility model has the advantages that
1, the present invention can synchronize measurement to the multiple key node coordinates of structure in work progress.
2, the present invention realizes BIM model and keeps synchronous with structure construction.
3, by more 360 degree of automatically controlled rotary photoelectric range units, large-span structure larger range key node can be measured
The measurement task of coordinate, it is ensured that the precision and synchronism of measurement.
4, the present invention is suitable for the Simultaneous Monitoring of steel construction deformation when hydraulic pressure lift across component greatly or sliding.
Certainly, not specific needs are implemented any of the products of the present invention while reaching all the above technical effect.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the invention patent, and
And the principle of patent is used to explain the present invention together with its explanation.
Fig. 1 is work flow diagram of the invention；
Fig. 2 is the diagram of range unit survey station point coordinate algorithm；
Fig. 3 is the diagram of measured structure key node coordinate algorithm；
Fig. 4 is that more automatically controlled rotary photoelectric range units illustrate key node Multipoint synchronous measurement and positioning algorithm.
Specific embodiment
The existing various exemplary embodiments of detailed description of the present invention.It should also be noted that unless specifically stated otherwise, otherwise at this
Component described in a little embodiments and the positioned opposite of step, numerical expression and numerical value do not limit the scope of the invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
Embodiment 1, certain riverine and coastal city International Conference and Exhibition Center engineering, including two masters of conference centre and exhibition center
Body, about 12.3 ten thousand m of overall floorage2.Steel truss and steel grid roof is respectively adopted in structure roof, corresponding using jacking and sliding
Construction.In order to which the lower flexure strain to steel worm-gearing node in jacking, slipping controls, side is provided using the invention patent
Method, by 2 Taibei struggle against GNSS high accuracy positioning equipment, 2 360 degree of high precision electric control electro-optical distance measurement devices to lift up of steel structure,
Slipping synchronizes monitoring, it is ensured that the primary success of construction does not have safety and Quality Construction.
A kind of structure construction Multipoint synchronous high-precision locating method based on Beidou GNSS&BIM, specifically includes following step
Suddenly,
(1) while structure construction, 2 Taibei bucket GNSS high-precision is not laid by the region of construction interference in structure itself
Positioning device obtains the geodetic coordinates of the position；
(2) depletion region between measured structure and Beidou GNSS positioning device lays 2 360 degree of automatically controlled rotation light
Electric range unit, electro-optical distance measurement device are used to monitoring its own with Beidou GNSS positioning device and measured structure key node
Relative distance, the opposite elevation angle and deflection；
(3) remote control electro-optical distance measurement device measures the multiple key node real-time synchronizations of measured structure, obtains tested close
The geodetic coordinates of key node, and stored；
(4) corresponding to construction BIM model according to the mapping relations between measured structure key node and construction BIM model
The synchronous replacement of coordinate, it is synchronous with structure construction to carry out construction BIM model.
Based on the above embodiment, the present invention is using 360 degree of automatically controlled rotary photoelectric range units to the multiple keys of measured structure
Node synchro measure by the Beidou GNSS coordinate provided and range unit and Beidou GNSS high-precision positioner, is tested
Relative distance, the opposite elevation angle and deflection between key node, the automatic geodetic coordinates for calculating tested node, and pass through coordinate
Conversion and mapping relations, can directly replace the coordinate of respective nodes in BIM model, realize the multiple key node coordinates of structure
Synchro measure, and BIM model is made to keep synchronous with structure construction.
In order to which the present embodiment is explained further, it should be noted that in step (2), range unit is to GNSS positioning device
One-shot measurement is carried out with measured structure key node.Reasonable distance-measuring equipment installation position is selected, so that distance-measuring equipment only needs point
It is other that GNSS positioning device and measured structure key node are measured once, caused accumulated error is measured so as to avoid multiple,
To improve whole measurement accuracy.
In order to which the present embodiment is explained further, it should be noted that in step (1), the direct cloth of Beidou GNSS positioning device
Cross-post coordinate points in practice of construction region, rather than outside construction site.
In order to which the present embodiment is explained further, it should be noted that in step (2), in construction, it is fixed to can adjust Beidou GNSS
The physical location of position device realizes range unit to GNSS positioning device and measured structure key node one-shot measurement, to keep away
Exempt from influence of the accumulated error to measurement result.
In order to which the present embodiment is explained further, it should be noted that in step (2), 360 degree of automatically controlled rotary photoelectric ranging dresses
It sets with high speed rotation and high position precision, the ranging localization of 6 points or so theoretically can be achieved within 1 minute；
In order to which the present embodiment is explained further, it should be noted that in step (3), it is tested the geodetic coordinates of key node,
By Beidou GNSS calculate relative distance between the positioning device coordinate obtained, positioning device and range unit, the opposite elevation angle and
The parameters such as relative distance, the opposite elevation angle and deflection between deflection and tested key node and range unit, are directly counted
It calculates and obtains, the use of the multiple key node synchro measures of smaller range structure can be met.
In order to which the present embodiment is explained further, it should be noted that in step (3), Beidou GNSS positioning device coordinate with
Measured structure key node coordinate algorithm is as follows:
(1) 360 degree of automatically controlled rotary photoelectric range unit coordinate algorithm
Beidou positioning device A point coordinate (x in known Beidou GNSS positioning device1,y1,z1), Beidou GNSS positioning device
In Beidou positioning device B point coordinate (x2,y2,z2), the distance of unknown point C to A point is ρ1, the distance of unknown point C to B point is
ρ2, the elevation angle of unknown point C to A point is α, such as Fig. 2, then electro-optical distance measurement device C point coordinate (x3,y3,z3) calculate it is as follows:
z3=z1-ρ1sinα
And there is ρ3=ρ1cosα
Solve problems become, in the plane that absolute altitude is z3, using A1 as the center of circle, ρ3For the circle of radius and using B1 as the center of circle, ρ4
Intersecting point coordinate for the circle intersection of radius solves；
(x3-x1)2+(y3-y1)2=ρ3 2 (1)
(x3-x2)2+(y3-y2)2=ρ4 2 (2)
I.e.
x3 2-2x3x1+x1 2+y3 2-2y3y1+y1 2=ρ3 2 (3)
x3 2-2x3x2+x2 2+y3 2-2y3y2+y2 2=ρ4 2 (4)
Two formulas are subtracted each other, and disappear quadratic term, are obtained
Above formula is substituted into (3) formula or (4) formula, x can be solved to obtain3, then (5) formula is substituted into, y can be solved3；
Because two circles intersect there are two intersection point, in two groups of solutions, we select wherein one group of solution as needed；
(2) such as Fig. 3, measured structure key node coordinate algorithm:
Known distance-measuring equipment C point coordinate (x3, y3, z3), structural key node D, C point to be measured are ρ, water at a distance from D point
Azimuth (deflection) α and vertical corner (elevation angle) β；
Tested point D coordinate (x4, y4, z4) is sought, is solved:
x4=ρ cos β sin α+x3
y4=ρ cos β cos α+y3
z4=ρ sin β+z3
Write as matrix form
I.e.
In order to which the present embodiment is explained further, it should be noted that in step (4), in measured structure key node the earth
It after coordinate calculates, is converted by coordinate, its coordinate-system is made to become local coordinate, be consistent with construction BIM model.
In order to which the present embodiment is explained further, it should be noted that in step (2), when being supervised on a large scale to longspan structure
When survey, two to more 360 degree of automatically controlled rotary photoelectric range units can be laid.If the key node of larger range structure need to be measured
Coordinate then needs more range units while using, to ensure the precision and synchronism that measure；The present invention is suitable for Construction of Steel Structure
The Simultaneous Monitoring of steel construction deformation when large-scale component hydraulic pressure lift or sliding.According to mapping relations, the structure converted through coordinate
Tested node coordinate replacing structure construction BIM model corresponding coordinate, to keep construction BIM model synchronous with live holding.
Every equipment is in 10 minutes measurement step-lengths, it can be achieved that the synchro measure positioning of up to 50 points, remote superman's work are surveyed
Amount efficiency meets the key node Multipoint synchronous measurement and positioning when sliding of large-span structure body, jack-up construction；When using more 360
When spending automatically controlled rotary photoelectric range unit, when measuring large-span structure Multipoint synchronous, such as Fig. 4, algorithm is as follows:
S1 device measuring point P11, P12, P13 ..., P1 (m1-1), P1 (m1)
S2 device measuring point P21, P22, P23 ..., P2 (m2-1), P2 (m2)
……
Sn device measuring point Pn1, Pn2, Pn3 ..., Pn (mn-1), Pn (mn)
That is, S1 device measuring point coordinate:
S2 device measuring point coordinate
Sn device measuring point coordinate:
Through the foregoing embodiment it is found that a kind of structure construction Multipoint synchronous based on Beidou GNSS&BIM provided by the invention
High-precision locating method, at least realize it is following the utility model has the advantages that
1, the present invention can synchronize measurement to multiple key node coordinates.
2, the present invention realizes BIM model and keeps synchronous with structure construction.
3, at least 360 degree of automatically controlled rotary photoelectric range units, the key node that can measure larger range structure are sat
Mark, it is ensured that the precision and synchronism of measurement.
4, the present invention is suitable for the synchronization of steel construction deformation when large-span structure construction large-scale component hydraulic pressure lift or sliding
Monitoring.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (7)
1. a kind of structure construction Multipoint synchronous high-precision locating method based on Beidou GNSS&BIM, which is characterized in that specific packet
Include following steps,
(1) while structure construction, Beidou GNSS high accuracy positioning is not laid by the position of construction interference in structure itself and set
It is standby, obtain the geodetic coordinates of the position；
(2) depletion region between measured structure and Beidou GNSS positioning device lays 360 degree of automatically controlled rotary photoelectric ranging dresses
Set, the electro-optical distance measurement device be used to monitor its own with Beidou GNSS positioning device and measured structure key node it is opposite
Distance, the opposite elevation angle and deflection；
(3) remote control range unit measures the multiple key node real-time synchronizations of measured structure, calculates tested key node
Geodetic coordinates, and store；
(4) according to the mapping relations between measured structure key node and construction BIM model, to construction BIM model corresponding coordinate
It is synchronous with structure construction to carry out construction BIM model for synchronous replacement.
2. a kind of structure construction Multipoint synchronous high accuracy positioning side based on Beidou GNSS&BIM according to claim 1
Method, which is characterized in that in the step (2), the range unit only needs GNSS positioning device and measured structure key node
One-shot measurement, without considering influence of the accumulated error to measurement result.
3. a kind of structure construction Multipoint synchronous high accuracy positioning side based on Beidou GNSS&BIM according to claim 1
Method, which is characterized in that in the step (3), the geodetic coordinates of the tested key node, by Beidou GNSS high accuracy positioning meter
Calculate relative distance, the opposite elevation angle and deflection between the positioning device coordinate obtained, positioning device and range unit and by
The parameters such as relative distance, the opposite elevation angle and deflection between survey key node and range unit, directly calculate and obtain.
4. a kind of structure construction Multipoint synchronous high accuracy positioning side based on Beidou GNSS&BIM according to claim 1
Method, which is characterized in that
In the step (3), the Beidou GNSS positioning device coordinate and measured structure key node coordinate algorithm are as follows:
(1) Beidou GNSS positioning device coordinate algorithm
Beidou positioning device A point coordinate (x in known Beidou GNSS positioning device1,y1,z1), in Beidou GNSS positioning device
Beidou positioning device B point coordinate (x2,y2,z2), the distance of unknown point C to A point is ρ1, the distance of unknown point C to B point is ρ2, to
The elevation angle for seeking point C to A point is α, then measuring device C point coordinate (x3,y3,z3) calculate it is as follows:
z3=z1-ρ1 sinα
And there is ρ3=ρ1 cosα
Solve problems become, in the plane that absolute altitude is z3, using A1 as the center of circle, ρ3For the circle of radius and using B1 be the center of circle, ρ 4 is half
The intersecting point coordinate of the circle intersection of diameter solves；
(x3-x1)2+(y3-y1)2=ρ3 2 (1)
(x3-x2)2+(y3-y2)2=ρ4 2 (2)
I.e.
x3 2-2x3x1+x1 2+y3 2-2y3y1+y1 2=ρ3 2 (3)
x3 2-2x3x2+x2 2+y3 2-2y3y2+y2 2=ρ4 2 (4)
Two formulas are subtracted each other, and disappear quadratic term, are obtained
Above formula is substituted into (3) formula or (4) formula, x can be solved to obtain3, then (5) formula is substituted into, y can be solved3；
Because two circles intersect there are two intersection point, in two groups of solutions, we select wherein one group of solution as needed；
(2) measured structure key node coordinate algorithm
Known distance-measuring equipment C point coordinate (x3, y3, z3), structural key node D, C point to be measured are ρ at a distance from D point, and level turns
Angle (deflection) α and vertical corner (elevation angle) β；
Tested point D coordinate (x4, y4, z4) is sought, is solved:
x4=ρ cos β sin α+x3
y4=ρ cos β cos α+y3
z4=ρ sin β+z3
Write as matrix form
I.e.
5. a kind of structure construction Multipoint synchronous high accuracy positioning side based on Beidou GNSS&BIM according to claim 4
Method, which is characterized in that in the step (4), after measured structure key node Geodetic Coordinate Calculation, turned by coordinate
It changes, its coordinate-system is made to become local coordinate, be consistent with construction BIM model.
6. a kind of structure construction Multipoint synchronous high accuracy positioning side based on Beidou GNSS&BIM according to claim 1
Method, which is characterized in that in the step (2), according to application environment and accuracy requirement, lay at least 360 degree of automatically controlled rotations
Electro-optical distance measurement device.
7. a kind of structure construction Multipoint synchronous high accuracy positioning side based on Beidou GNSS&BIM according to claim 6
Method, which is characterized in that when using more 360 degree of automatically controlled rotary photoelectric range units, when measuring large-span structure Multipoint synchronous,
Algorithm is as follows:
S1 device measuring point P11, P12, P13 ..., P1 (m1-1), P1 (m1)
S2 device measuring point P21, P22, P23 ..., P2 (m2-1), P2 (m2)
……
Sn device measuring point Pn1, Pn2, Pn3 ..., Pn (mn-1), Pn (mn)
That is, S1 device measuring point coordinate:
S2 device measuring point coordinate
Sn device measuring point coordinate:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910199037.4A CN109944450B (en) | 2019-03-15 | 2019-03-15 | Structure construction multi-point synchronous high-precision positioning method based on Beidou GNSS & BIM |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910199037.4A CN109944450B (en) | 2019-03-15 | 2019-03-15 | Structure construction multi-point synchronous high-precision positioning method based on Beidou GNSS & BIM |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109944450A true CN109944450A (en) | 2019-06-28 |
| CN109944450B CN109944450B (en) | 2021-04-23 |
Family
ID=67010111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910199037.4A Active CN109944450B (en) | 2019-03-15 | 2019-03-15 | Structure construction multi-point synchronous high-precision positioning method based on Beidou GNSS & BIM |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109944450B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851299A (en) * | 2020-07-07 | 2020-10-30 | 南通大学 | Digital mapping technology bridge pile position deviation rapid control construction method |
| CN112097823A (en) * | 2020-07-29 | 2020-12-18 | 安徽建筑大学 | Based on big dipper high accuracy location and BIM construction multiple spot synchronous monitoring system |
| CN112282063A (en) * | 2020-10-21 | 2021-01-29 | 广州江河幕墙系统工程有限公司 | Site intelligent construction process of complex space grid structure |
| CN112699430A (en) * | 2021-01-04 | 2021-04-23 | 福建汇川物联网技术科技股份有限公司 | Method and device for detecting remote video and drawing models |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003114105A (en) * | 2001-10-04 | 2003-04-18 | Nkk Corp | Construction method for large structure |
| CN104899378A (en) * | 2015-06-10 | 2015-09-09 | 上海大学 | Digital installation method for high-rise steel structure based on BIM and three-dimensional measurement |
| CN106840124A (en) * | 2017-03-30 | 2017-06-13 | 中铁四局集团建筑工程有限公司 | A kind of method for the quick surveying and locating of skyscraper |
| CN208140116U (en) * | 2018-05-25 | 2018-11-23 | 辽宁建筑职业学院 | A kind of mapping laying out apparatus based on BIM |
| CN109165420A (en) * | 2018-08-02 | 2019-01-08 | 南通四建集团有限公司 | Construction site general space monitoring system based on Beidou high accuracy positioning and BIM |
-
2019
- 2019-03-15 CN CN201910199037.4A patent/CN109944450B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003114105A (en) * | 2001-10-04 | 2003-04-18 | Nkk Corp | Construction method for large structure |
| CN104899378A (en) * | 2015-06-10 | 2015-09-09 | 上海大学 | Digital installation method for high-rise steel structure based on BIM and three-dimensional measurement |
| CN106840124A (en) * | 2017-03-30 | 2017-06-13 | 中铁四局集团建筑工程有限公司 | A kind of method for the quick surveying and locating of skyscraper |
| CN208140116U (en) * | 2018-05-25 | 2018-11-23 | 辽宁建筑职业学院 | A kind of mapping laying out apparatus based on BIM |
| CN109165420A (en) * | 2018-08-02 | 2019-01-08 | 南通四建集团有限公司 | Construction site general space monitoring system based on Beidou high accuracy positioning and BIM |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851299A (en) * | 2020-07-07 | 2020-10-30 | 南通大学 | Digital mapping technology bridge pile position deviation rapid control construction method |
| CN112097823A (en) * | 2020-07-29 | 2020-12-18 | 安徽建筑大学 | Based on big dipper high accuracy location and BIM construction multiple spot synchronous monitoring system |
| CN112282063A (en) * | 2020-10-21 | 2021-01-29 | 广州江河幕墙系统工程有限公司 | Site intelligent construction process of complex space grid structure |
| CN112699430A (en) * | 2021-01-04 | 2021-04-23 | 福建汇川物联网技术科技股份有限公司 | Method and device for detecting remote video and drawing models |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109944450B (en) | 2021-04-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109944450A (en) | A kind of structure construction Multipoint synchronous high-precision locating method based on Beidou GNSS&BIM | |
| CN103162671B (en) | Measurement and construction method for special-shaped buildings | |
| CN106550451B (en) | A kind of multiuser ultra-wideband indoor locating system | |
| CN103196425B (en) | The estimating and measuring method of super long tunnel lateral breakthrough error | |
| CN102607506B (en) | Free stationing transformation monitoring method of high-fill airport side slope unit set total station | |
| CN106646509B (en) | A kind of shaft tower slope protection Damage Assessment method based on outdoor scene point cloud data | |
| CN103115610B (en) | Be applicable to the leveling measuring method of composite level | |
| CN101101332A (en) | CCD laser theodolite dynamic radar calibration method | |
| CN106595608B (en) | The general surveying instrument of distributed interactive | |
| CN109635340A (en) | A kind of mine system of processing design method based on oblique photograph and BIM | |
| Kuttykadamov et al. | GEODETIC MONITORING METHODS OF HIGH-RISE CONSTRUCTIONS DEFORMATIONS WITH MODERN TECHNOLOGIES APPLICATION. | |
| CN107607964A (en) | A kind of laser ranging localization method applied to RTK receivers | |
| CN105203994B (en) | A kind of electronic tag localization method, device, server and system | |
| CN110516304B (en) | Indoor space modeling method | |
| CN104569355B (en) | A kind of surface soil corrodes measurement mechanism and method | |
| CN108458710A (en) | Pose measuring method | |
| CN109633544A (en) | A kind of anchor point coordinate scaling method, anchor point localization method and device | |
| CN103884319B (en) | Exempt from tower base sectional drawing measuring method and the equipment of total powerstation | |
| CN105241434B (en) | Mobile cell site's fast orienting method based on wMPS systems | |
| CN106017444A (en) | Independent monitoring method for construction verticality of super-high building | |
| CN106546229B (en) | A kind of surveying and locating method convenient for floor manager | |
| CN105953755A (en) | Networking large-size space positioning system on-site calibration method | |
| Chen et al. | Stereo mapping of Ming Great Wall with remote sensing | |
| CN207423131U (en) | Project security monitoring control net GNSS automatic observation systems | |
| CN204389488U (en) | A kind of surface soil corrodes measurement mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |