CN101050954A - Method for measuring high-rise building drift displacement - Google Patents
Method for measuring high-rise building drift displacement Download PDFInfo
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- CN101050954A CN101050954A CN 200610025405 CN200610025405A CN101050954A CN 101050954 A CN101050954 A CN 101050954A CN 200610025405 CN200610025405 CN 200610025405 CN 200610025405 A CN200610025405 A CN 200610025405A CN 101050954 A CN101050954 A CN 101050954A
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- rise building
- displacement
- drift displacement
- inclinator
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Abstract
A method for measuring drift displacement of high building includes setting tiltmeter on observation point at certain height of high building to measure dip angle of high building at observation point then enabling to accurately calculate out drift displacement of observation point according to height difference of multiple set observation point and said dip angle.
Description
Technical field
The present invention relates to measure buildings drift displacement field, relate in particular to a kind of method of measuring high-rise building drift displacement.
Background technology
Along with expanding economy, high-rise, high-rise building more and more, especially the high-rise building as the Jin Mao Tower not only has very detailed Design Theory parameter, and the theoretical vibration parameters value of mansion when suffering earthquake and typhoon in addition.Such mansion is carried out the observation of actual vibration and carries out suitable calculating, not only can check the deviation of actual observation result and Design Theory, but also can detect the performance of mansion self structure, can guidance, reference value be arranged, the design of homogeneous structure after helping to domestic high-rise building design thus.
Carrying out to hazard prediction, quantitatively estimate also significantly of above-mentioned work, it can make government department understand which type of earthquake or the wind-force structures effect to some type in advance, can keep away to exert oneself unnecessary in alarm, helps correct decisions.Also have, the typhoon of what wind-force may cause damage to the structures as the Jin Mao Tower, or the like.In addition, the data accumulation that the skyscraper of some has been arranged, can be for having fabulous reference value in the process of building skyscraper afterwards, which type of displacement how high position can produce when can Aided Design teacher considering to be subjected to much wind-force where when the design skyscraper, thereby it is stressed to analyze buildings, plays splendid reference role thereby draw correct data for the selection setting of buildings.
In the prior art, the measurement of object random vibration displacement is mainly measured with the vibration displacement measuring instrument, also have plenty of with speed instrument or accelerograph and measure its speed or acceleration, obtain its vibration displacement by integration or twice integration again.But the displacement that general vibration measuring set is measured all is to be under the prerequisite of little amplitude or less amplitude in random vibration, and skyscraper is because it is highly very big, the drift of its high-rise position is also bigger, and current measuring methods and equipment, for measuring the vibration that amplitude is the rice magnitude, the instrument of be fit to measuring is few, and measuring accuracy and frequency band are restricted.In addition, because skyscraper is in the process of stressed drift, displacement on its differing heights and nonlinearities change are so adopt the not enough science of method of measuring the displacement of calculating other position then an observation station for the measurement of differing heights.
Summary of the invention
The technical matters that the present invention solves is to solve the deficiencies in the prior art, and a kind of method that can measure high-rise building drift displacement is provided.
For addressing the above problem, the invention provides a kind of method of measuring high-rise building drift displacement, it is being provided with inclinator to measure the inclination angle of skyscraper on the observation station position on observation station of the certain altitude of skyscraper.
The present invention also has following technical characterictic: a plurality of observation stations are set on high-rise, inclinator is set at the observation station height on perpendicular to the direction finding on the plane of vertical direction, in addition, can inclinator be set on perpendicular to two orthogonal direction findings on the plane of vertical direction at the observation station height, inclinator is sent to data collecting instrument with the simulating signal that records, the data transmission that data collecting instrument is collected is to data converter then, is digital signal by data converter with analog signal conversion, and unifies time service with GPS.
By said method, can then in conjunction with the residing height of observation station, calculate the drift displacement of observation station present position by the angle of inclination of skyscraper on certain altitude with respect to structure foundation.
Description of drawings
Below in conjunction with the drawings and the specific embodiments the present invention is further described.
The measuring principle of measurement system synoptic diagram of an embodiment of the method that Fig. 1 measures high-rise building drift displacement for the present invention is a kind of.
Fig. 2 is the inclinator structural representation in the measuring system of an embodiment of a kind of method of measuring high-rise building drift displacement of the present invention.
Fig. 3 is the synoptic diagram of skyscraper drift displacement under wind effect.
Embodiment
See also shown in Figure 1, the employed system of method that the present invention measures high-rise building drift displacement comprises a plurality of inclinators 1, this inclinator 1 is arranged on a plurality of observation stations of skyscraper, this inclinator 1 can be in order to measure the inclination angle at each observation station place, this inclinator 1 links to each other with a data collecting instrument 2, thereby aanalogvoltage is transferred to data collecting instrument 2, data collecting instrument 2 further links to each other with a data converter 3, it can be converted to digital signal with analog voltage signal, and unify time service, thereby convenient digital data transmission is analyzed and handled to data center 4 with GPS.
See also shown in Figure 2ly, the inclinator 1 that it is measured for the present invention in the method for high-rise building drift displacement comprises base 19, has leveling angle spiral 18 at the both ends of base 19, the balance that can regulate inclinator 10 by this leveling angle spiral 18.Extending upward a pendulum from base 19 is support 13, pendulum is to have hang spring 14 on the support 13, hang spring 14 belows hang a pendulum 15, below pendulum 15, be connected with an electric capacity moving plate 16, be provided with two capacitor fixed plates 17 in the both sides of electric capacity moving plate 16, above-mentioned capacitor fixed plate 17 is that support 13 is fixedlyed connected with pendulum, and this capacitor fixed plate 17 is electrically connected with a prime amplifier 11, and prime amplifier 11 also is electrically connected with two electric capacity moving plates 16.Has shell 12 in the periphery of above-mentioned base 19.
See also shown in Figure 3, it is the synoptic diagram of skyscraper drift displacement under wind effect, many levels in building are provided with observation station, because this mansion drift displacement does not increase with highly linear, but it is big more to arrive eminence drift displacement more, and based on this point, observation station the first half is arranged closeer, the latter half is dredged, and promptly observation station is not with highly being equally spaced.Lay layer position two inclination sensors respectively are set, observe the inclination angle of x direction and perpendicular y direction respectively, establishing sensor difference in height between any two is H (i), and the drift displacement is respectively D on both direction
x(i), D
y(i), corresponding inclination angle is θ
x(i), θ
y(i), i represents the i observation layer, then:
D
x(1)＝h(1)tanθ
x(1)；
D
x(2)＝D
x(1)+H(2)tanθ
x(2)；
D
x(3)＝D
x(2)+H(3)tanθ
x(3)；
……
Be that general formula is:
D
x(i)＝D
x(i-1)+H(i)tanθ
x(i)，
Wherein:
i＝1，2，3，…，n；D
x(0)＝0。
In like manner:
D
y(i)＝D
y(i-1)+H(i)tanθ
y(i)，
Wherein:
i＝1，2，3，…，n；D
y(0)＝0。
When carrying out actual measurement, at first regulate by regulating leveling angle spiral 18, make base 19 be horizontal, therefore the pendulum of fixedlying connected with it is that support 13 also is horizontal, at pendulum is to be that messenger wire 14 is arranged on the support 13, and 14 times suspended pendulums 15 of hang spring, inclinator 1 is according to the principle of pendulum 15 with hang spring 14 Hang Seng Index the earth's core, when object tilt, because the interaction between electric capacity moving plate 16 and the capacitor fixed plate 17, differential capacitor will change thereupon, and its variable quantity is converted to aanalogvoltage by prime amplifier 11 and detects, and with the angle of inclination linear dependence.After data collecting instrument 2 is gathered, be converted to digital signal through signal converter 3 at above-mentioned aanalogvoltage again.
Above-mentioned digital data transmission to data center 4 is handled, can conveniently obtain drift displacement data in each observation station.
Owing to adopt above method, thereby adopt the dipmeter survey inclination angle to calculate the way of this observation station drift displacement for skyscraper, so can not be the rice magnitude because of the drift displacement of skyscraper, cause measurement data unreliable above measurement range, even the problem that can't measure.In addition, measure, also the insecure problem of measurement data that can not produce because of the non-linear of the drift displacement of skyscraper in a plurality of observation stations.
Comprehensively above-mentioned, the present invention has finished the goal of the invention of invention, adopts the method for measurement high-rise building drift displacement of the present invention, can finish the accurate measurement of the drift displacement on a large scale of skyscraper.
Claims (6)
1, a kind of method of measuring high-rise building drift displacement is characterized in that: inclinator is set to measure the inclination angle of skyscraper on the observation station position on the observation station of the certain altitude of skyscraper.
2, the method for measurement high-rise building drift as claimed in claim 1 position is characterized in that: a plurality of observation stations are set on high-rise.
3, the method for measurement high-rise building drift displacement as claimed in claim 1 is characterized in that: inclinator is set at the observation station height on perpendicular to the direction finding on the plane of vertical direction.
4, the method for measurement high-rise building drift displacement as claimed in claim 3 is characterized in that: inclinator is set at the observation station height on perpendicular to two direction findings on the plane of vertical direction.
5, the method for measurement high-rise building drift displacement as claimed in claim 4 is characterized in that: described two direction findings are orthogonal.
6, the method for measurement high-rise building drift displacement as claimed in claim 1, it is characterized in that: inclinator is sent to data collecting instrument with the aanalogvoltage that records, the data transmission that data collecting instrument is collected is to signal converter then, convert data-signal to by signal converter, and unify time service with GPS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610025405 CN101050954A (en) | 2006-04-03 | 2006-04-03 | Method for measuring high-rise building drift displacement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610025405 CN101050954A (en) | 2006-04-03 | 2006-04-03 | Method for measuring high-rise building drift displacement |
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| CN101050954A true CN101050954A (en) | 2007-10-10 |
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| CN 200610025405 Pending CN101050954A (en) | 2006-04-03 | 2006-04-03 | Method for measuring high-rise building drift displacement |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823465A (en) * | 2016-05-20 | 2016-08-03 | 吴清荣 | Ground tilt monitoring device |
| CN112141841A (en) * | 2019-06-28 | 2020-12-29 | 奥的斯电梯公司 | Building drift determination based on elevator roping position |
| CN113916136A (en) * | 2021-11-19 | 2022-01-11 | 招商局重庆交通科研设计院有限公司 | High-rise structure dynamic displacement measurement method based on unmanned aerial vehicle aerial photography |
-
2006
- 2006-04-03 CN CN 200610025405 patent/CN101050954A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823465A (en) * | 2016-05-20 | 2016-08-03 | 吴清荣 | Ground tilt monitoring device |
| CN105823465B (en) * | 2016-05-20 | 2018-12-25 | 吴清荣 | Ground device for monitoring inclination |
| CN112141841A (en) * | 2019-06-28 | 2020-12-29 | 奥的斯电梯公司 | Building drift determination based on elevator roping position |
| CN112141841B (en) * | 2019-06-28 | 2022-08-12 | 奥的斯电梯公司 | Building drift determination based on elevator roping position |
| CN113916136A (en) * | 2021-11-19 | 2022-01-11 | 招商局重庆交通科研设计院有限公司 | High-rise structure dynamic displacement measurement method based on unmanned aerial vehicle aerial photography |
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