CN106017412B - The additional survey method of the differential settlement difference of large-span steel girder deflection metrology - Google Patents
The additional survey method of the differential settlement difference of large-span steel girder deflection metrology Download PDFInfo
- Publication number
- CN106017412B CN106017412B CN201610585445.XA CN201610585445A CN106017412B CN 106017412 B CN106017412 B CN 106017412B CN 201610585445 A CN201610585445 A CN 201610585445A CN 106017412 B CN106017412 B CN 106017412B
- Authority
- CN
- China
- Prior art keywords
- steel
- differential settlement
- girder
- settlement difference
- riser
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The present invention relates to a kind of additional survey methods of the differential settlement difference of large-span steel girder deflection metrology, include the following steps：1）, steel column fixing steel plate and removable rest are made, steel column fixing steel plate is respectively welded on the brace steel post of girder steel both ends to be monitored bottom, and the top surface of two steel column fixing steel plates is horizontal and is in same Level Height；2）, removable rest is shelved on steel column fixing steel plate top surface；3）, level measuring rule is shelved on the removable rest, and spirit level is coordinated to carry out Level Height measurement, measures the differential settlement difference of girder steel both ends to be monitored bottom brace steel post；4）, using two fixing steel plate center line distances as bottom edge, with the vertical edges that the differential settlement difference that spirit level measures is vertical bottom edge, closed triangle at a right angle calculates the differential settlement difference of each monitoring point of girder steel to be monitored using equilateral triangle principle.The measurement method of the present invention is simple and practicable, and measurement result is accurate.
Description
【Technical field】
The present invention relates to a kind of construction account methods, and in particular to a kind of differential settlement of large-span steel girder deflection metrology
The additional survey method of difference, belongs to construction engineering technical field.
【Background technology】
Often height is higher for large-span steel building, and span is larger, in service stage, such as needs to scratch steel structure girder
Degree carries out tracking and monitoring, needs to carry out the measurement of higher degree to each monitoring point of girder steel using total powerstation.But in Practical Project, knot
Often there is differential settlement in structure main body, the amount of deflection of girder steel is directly measured if not considering the sedimentation situation of main structure body,
Measurement result is often distorted larger, and may obtain and true antipodal conclusion.Therefore, we first have to solve steel construction
The measurement of agent structure differential settlement, and then the measurement of each monitoring point of girder steel is carried out, two data are finally combined into meter again
It calculates, obtains the deflection value of each monitoring point of girder steel.As a result, in steel structure girder deflection monitoring, it would be desirable to which supplement is to girder steel lower part
The differential settlement of corresponding steel column is monitored, to which the correspondence differential settlement for extrapolating each monitoring point of girder steel is poor.
Therefore, in order to solve the above technical problems, it is necessory to provide a kind of large-span steel girder deflection metrology of innovation
The additional survey method of differential settlement difference, to overcome the defect in the prior art.
【Invention content】
To solve the above problems, the purpose of the present invention is to provide a kind of simple and practicable, accurate large spans of measurement result
The additional survey method of the differential settlement difference of girder steel deflection metrology.
To achieve the above object, the technical solution that the present invention takes is：The uneven of large-span steel girder deflection metrology is sunk
The additional survey method of difference drops comprising following steps：
1) it, makes steel column fixing steel plate and removable rest, the steel column fixing steel plate is respectively welded in steel to be monitored
On the brace steel post of beam both ends bottom, the top surface of two steel column fixing steel plates is horizontal and is in same Level Height；
2) the removable rest, is shelved on steel column fixing steel plate top surface；
3), level measuring rule is shelved on the removable rest, and spirit level is coordinated to carry out Level Height measurement, is surveyed
Go out the differential settlement difference of girder steel both ends to be monitored bottom brace steel post；
4), using two fixing steel plate center line distances as bottom edge, with the girder steel both ends to be monitored of spirit level measurement
The differential settlement difference of bottom brace steel post is the vertical edges on vertical bottom edge, and closed triangle at a right angle uses equilateral three
Angular principle calculates the differential settlement difference of each monitoring point of girder steel to be monitored.
The additional survey method of differential settlement difference of the large-span steel girder deflection metrology of the present invention is further：It is described
Removable rest includes putting up riser, horizontal snap-gauge, support plate, hinge, adjusting rope and draw ring；Wherein, described to put up riser
Equipped with two pieces to be mutually parallel；The horizontal snap-gauge is welded with riser level is puted up；The support plate is hinged to water by hinge
Flat snap-gauge；Described one end for adjusting rope is hinged with riser is puted up, and the other end and support plate are hinged；The draw ring be welded in put up it is perpendicular
The top of plate.
The additional survey method of differential settlement difference of the large-span steel girder deflection metrology of the present invention is further：It is described
It puts up riser and puts up riser for tool is magnetic, can be adsorbed on steel column.
The additional survey method of differential settlement difference of the large-span steel girder deflection metrology of the present invention is further：It is described
The middle part of support plate is equipped with levelling tube；The adjusting rope is adjusted, keeps the bubble in the levelling tube placed in the middle.
The additional survey method of differential settlement difference of the large-span steel girder deflection metrology of the present invention is also：The adjusting
Rope is made of the flower basket bolt at screw rod and middle part.
Compared with prior art, the present invention has the advantages that：
1. the additional survey method of the differential settlement difference of the large-span steel girder deflection metrology of the present invention is simple and practicable, survey
It is accurate to measure result.
2. the additional survey method of the differential settlement difference of the large-span steel girder deflection metrology of the present invention overcomes routine
Steel structure girder deflection monitoring does not consider the common problem of differential settlement, to correctly reflecting the normal work shape of girder steel different parts
State has notable meaning.
3. the additional survey method of the differential settlement difference of the large-span steel girder deflection metrology of the present invention need not be in steel
More prominent precision rest is set on column, will effectively be avoided to steel building adverse effect used in everyday.
4. the removable branch of the additional survey method of the differential settlement difference of the large-span steel girder deflection metrology of the present invention
The riser of putting up of support has magnetism, can tightly be adsorbed on steel column, so when measuring, there is no need to specially arrange personnel to help
Firmly rest, the draw ring is held after measurement to pull open rest and steel column, therefore, easy to use, and can be had enough to meet the need repeatedly
It uses.
【Description of the drawings】
Fig. 1 is the structural schematic diagram of the girder steel to be monitored of the present invention, steel column, fixing steel plate.
Fig. 2 is the schematic diagram calculation of the present invention.
Fig. 3 is the structural schematic diagram of the removable rest of the present invention.
Fig. 4 is in Fig. 3 along A-A diagrammatic cross-sections.
Fig. 5 is in Fig. 3 along B-B diagrammatic cross-sections.
【Specific implementation mode】
It please refers to shown in Figure of description 1 to attached drawing 5, the present invention is a kind of the uneven heavy of large-span steel girder deflection metrology
The additional survey method of difference drops comprising following steps：
1) it, makes steel column fixing steel plate 3 and removable rest 4, the steel column fixing steel plate 3 is respectively welded in be monitored
On 1 both ends bottom brace steel post 2 of girder steel, the top surface of two steel column fixing steel plates 3 is horizontal and is in same Level Height；
2) the removable rest 4, is shelved on 3 top surface of steel column fixing steel plate；
3), level measuring rule is shelved on the removable rest 4, and spirit level is coordinated to carry out Level Height measurement,
Measure the differential settlement difference of 1 both ends bottom brace steel post 2 of girder steel to be monitored；
4), with two fixing steel plate 3 center line distances for bottom edge 5, with 1 liang of the girder steel to be monitored of spirit level measurement
It is the vertical edges 6 on 5 side of vertical bottom to hold the differential settlement difference of bottom brace steel post 2, and closed triangle at a right angle uses
Side Triangle Principle calculates the differential settlement difference of each monitoring point of girder steel to be monitored.
Further, the removable rest 4 is by putting up riser 41, horizontal snap-gauge 42, support plate 43, hinge 44, adjusting
A few part compositions such as rope 45 and draw ring 46.
Wherein, the riser 41 of putting up is equipped with two pieces to be mutually parallel, elongated, and with magnetism, puts up in this way
Riser 41 can be tightly adsorbed on steel column 2, and so when measuring there is no need to specially arrange personnel to buttress rest, measurement finishes
It states draw ring and rest and steel column can be pulled open in post-tensioning residence.
The horizontal snap-gauge 42 is steel plate, is welded with 41 level of riser is puted up.
The support plate 43 is hinged to horizontal snap-gauge 42 by hinge 44, and can be stirred relative to about 42 horizontal snap-gauge.
The middle part of the support plate 43 is equipped with levelling tube 431.
Described one end for adjusting rope 45 is hinged with riser 41 is puted up, and the other end and support plate 43 are hinged, by 451 He of screw rod
The flower basket bolt 452 at middle part forms.By adjusting the adjusting rope 45 and hinge 44, the bubble in the levelling tube 431 is made to occupy
In, to ensure measurement accuracy.
The draw ring 46 is welded in the top for putting up riser 41.The draw ring 46 and adjusting rope 45 are located at the upper of support plate 43
Under not homonymy.
Above specific implementation mode is only the preferred embodiment of this creation, all in this wound not to limit this creation
Any modification, equivalent substitution, improvement and etc. done within the spirit and principle of work, should be included in this creation protection domain it
It is interior.
Claims (5)
1. the additional survey method of the differential settlement difference of large-span steel girder deflection metrology, it is characterised in that：Including walking as follows
Suddenly：
1）, make steel column fixing steel plate and removable rest, the steel column fixing steel plate be respectively welded in girder steel two to be monitored
It holds on the brace steel post of bottom, the top surface of two steel column fixing steel plates is horizontal and is in same Level Height；
2）, the removable rest is shelved on steel column fixing steel plate top surface；
3）, level measuring rule is shelved on the removable rest, and spirit level is coordinated to carry out Level Height measurement, measures and wait for
Monitor the differential settlement difference of girder steel both ends bottom brace steel post；
4）, using two fixing steel plate center line distances as bottom edge, with the girder steel both ends to be monitored bottom of spirit level measurement
The differential settlement difference of brace steel post is the vertical edges on vertical bottom edge, and closed triangle at a right angle uses equilateral triangle
Principle calculates the differential settlement difference of each monitoring point of girder steel to be monitored.
2. the additional survey method of the differential settlement difference of large-span steel girder deflection metrology as described in claim 1, special
Sign is：The removable rest includes putting up riser, horizontal snap-gauge, support plate, hinge, adjusting rope and draw ring；Wherein, institute
It states and puts up riser equipped with two pieces to be mutually parallel；The horizontal snap-gauge is welded with riser level is puted up；The support plate passes through hinge
Chain is hinged to horizontal snap-gauge；Described one end for adjusting rope is hinged with riser is puted up, and the other end and support plate are hinged；The draw ring weldering
It is connected to the top for putting up riser.
3. the additional survey method of the differential settlement difference of large-span steel girder deflection metrology as claimed in claim 2, special
Sign is：The riser of putting up puts up riser for tool is magnetic, can be adsorbed on steel column.
4. the additional survey method of the differential settlement difference of large-span steel girder deflection metrology as claimed in claim 2, special
Sign is：The middle part of the support plate is equipped with levelling tube；The adjusting rope is adjusted, keeps the bubble in the levelling tube placed in the middle.
5. the additional survey method of the differential settlement difference of large-span steel girder deflection metrology as claimed in claim 2, special
Sign is：The adjusting rope is made of the flower basket bolt at screw rod and middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610585445.XA CN106017412B (en) | 2016-07-21 | 2016-07-21 | The additional survey method of the differential settlement difference of large-span steel girder deflection metrology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610585445.XA CN106017412B (en) | 2016-07-21 | 2016-07-21 | The additional survey method of the differential settlement difference of large-span steel girder deflection metrology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106017412A CN106017412A (en) | 2016-10-12 |
| CN106017412B true CN106017412B (en) | 2018-10-26 |
Family
ID=57116386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610585445.XA Expired - Fee Related CN106017412B (en) | 2016-07-21 | 2016-07-21 | The additional survey method of the differential settlement difference of large-span steel girder deflection metrology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106017412B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238223B (en) * | 2018-07-30 | 2021-04-27 | 中铁七局集团西安铁路工程有限公司 | Differential settlement accumulation measuring method and device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201724656U (en) * | 2010-06-24 | 2011-01-26 | 上海启鹏工程材料科技有限公司 | Device for measuring ground differential settlement |
| CN101975566A (en) * | 2010-09-29 | 2011-02-16 | 北京交通大学 | Remote multi-point monitoring system and method for subgrade surface settlement |
| CN203349814U (en) * | 2013-05-23 | 2013-12-18 | 国家电网公司 | Auxiliary settlement observation device |
| CN204007593U (en) * | 2014-08-14 | 2014-12-10 | 中交三公局（北京）工程试验检测有限公司 | A kind of settlement observer |
| CN105136109A (en) * | 2015-08-06 | 2015-12-09 | 中交四公局第二工程有限公司 | Highway bridge-culvert settlement deformation monitoring system |
-
2016
- 2016-07-21 CN CN201610585445.XA patent/CN106017412B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201724656U (en) * | 2010-06-24 | 2011-01-26 | 上海启鹏工程材料科技有限公司 | Device for measuring ground differential settlement |
| CN101975566A (en) * | 2010-09-29 | 2011-02-16 | 北京交通大学 | Remote multi-point monitoring system and method for subgrade surface settlement |
| CN203349814U (en) * | 2013-05-23 | 2013-12-18 | 国家电网公司 | Auxiliary settlement observation device |
| CN204007593U (en) * | 2014-08-14 | 2014-12-10 | 中交三公局（北京）工程试验检测有限公司 | A kind of settlement observer |
| CN105136109A (en) * | 2015-08-06 | 2015-12-09 | 中交四公局第二工程有限公司 | Highway bridge-culvert settlement deformation monitoring system |
Non-Patent Citations (2)
| Title |
|---|
| 城市浅埋大跨连拱隧道非对称开挖地表沉降偏态性研究及其对策;汪海滨等;《岩石力学与工程学报》;20080630;第27卷;第3203-3209页 * |
| 基于钢轨应变监测的多跨铁路简支梁桥桥墩差异沉降识别;王少杰等;《铁道学报》;20150531;第37卷(第5期);第106-110页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106017412A (en) | 2016-10-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106092024B (en) | Model Pile PORE SIZE APPARATUS FOR and stake holes bore diameter measuring method | |
| CN103470041B (en) | The cast-in-place concrete beam template steel pipe support precompressed construction method that adopts loose sand to load | |
| CN205940522U (en) | Model pile surveys kong yi | |
| CN202614236U (en) | Portable template verticality detection tool | |
| CN206038442U (en) | On --spot load detection device of horizontal pushing force | |
| CN106017412B (en) | The additional survey method of the differential settlement difference of large-span steel girder deflection metrology | |
| CN208721078U (en) | A kind of fixed holder of hand-held construction account equipment | |
| CN208059808U (en) | A kind of bridge machine arch measurer | |
| CN203798350U (en) | Open caisson squareness measurement device | |
| CN102967237A (en) | Multifunctional measuring apparatus for erecting main cable strand of suspension bridge | |
| CN105423880A (en) | Method for suspending main cable to measure bridge deflection | |
| CN105334014B (en) | A kind of adjustable suspension cable method for testing deflection of bridge span | |
| CN206832237U (en) | The detection means that a kind of tapered stud is spent vertically | |
| CN104713523A (en) | Liquid level-type settlement observation auxiliary apparatus and usage method thereof | |
| CN103575258B (en) | Wirerope center measures target framework | |
| CN212409694U (en) | Building engineering straightness measuring device that hangs down | |
| CN101788285B (en) | Levelling staff capable of adjusting observation position and measurement technique thereof | |
| CN208026258U (en) | A kind of roadbed side slope slope detection device | |
| CN203132551U (en) | Building wall type measuring-observing pillar | |
| CN205909753U (en) | A portable support for steel structure column erects on surface measurment scale | |
| CN206037998U (en) | Slope slope measurement device | |
| CN204944486U (en) | Levelling pole fixator | |
| CN202994055U (en) | A multifunctional measuring instrument used for laying the main cable strand of a suspension bridge | |
| CN206034511U (en) | A GPS RTK device that is used for than dark cushion cap foundation ditch | |
| CN205537621U (en) | Cross slope degree detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190102 Address after: 312000 Huahui Building, 339 Zhongxing North Road, Yuecheng District, Shaoxing City, Zhejiang Province, 15th Floor Patentee after: ZHEJIANG HUAHENG TRAFFIC CONSTRUCTION SUPERVISION Co.,Ltd. Address before: 312000 No. 339 Zhongxing North Road, Yuecheng District, Shaoxing, Zhejiang Patentee before: HUAHUI ENGINEERING DESIGN GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181026 Termination date: 20210721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |