CN107747935A - Gravitational settling tilt and vibration monitor and its application method - Google Patents

Gravitational settling tilt and vibration monitor and its application method Download PDF

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Publication number
CN107747935A
CN107747935A CN201711107583.8A CN201711107583A CN107747935A CN 107747935 A CN107747935 A CN 107747935A CN 201711107583 A CN201711107583 A CN 201711107583A CN 107747935 A CN107747935 A CN 107747935A
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China
Prior art keywords
crossbeam
fixed
building element
swing arm
vibration monitor
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Granted
Application number
CN201711107583.8A
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Chinese (zh)
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CN107747935B (en
Inventor
严澍
娄坚鑫
陈太
颜莹莹
郑瑜
陈亮
郑作霖
林捷
詹光星
黄登煌
齐瑞
陈春剑
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Fujian Hoshing Hi-Tech Industrial Ltd
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Fujian Hoshing Hi-Tech Industrial Ltd
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Priority to CN201711107583.8A priority Critical patent/CN107747935B/en
Publication of CN107747935A publication Critical patent/CN107747935A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C5/00Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/02Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C9/00Measuring inclination, e.g. by clinometers, by levels
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01HMEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H17/00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups

Abstract

The present invention provides a kind of gravitational settling tilt and vibration monitor and its application method,Including a crossbeam,Different subregions of the crossbeam across building element phase,One end that crossbeam is located in one of in subregion is articulated with building element and below the crossbeam is fixedly connected with control box,Two axial rake sensors and displacement sensor for pull rope are fixed with control box,One end that crossbeam is located in another subregion is hinged with swing arm,Swing arm upper end is articulated with the building element of another subregion,The upper end of swing arm is fixedly connected with fixed pulley,The drawstring of displacement sensor for pull rope is fixed on another subregion of building element on through crossbeam upper end and around fixed pulley,The present invention is simple in construction,The monitoring to structural environment is realized using the collective effect of obliquity sensor and displacement sensor for pull rope by the stretching in different subregions and crossbeam,Structure has reliability height,Wide coverage,Cost is low,The features such as facilitating installation to safeguard,It is particularly adapted to the environmental monitoring of cable tunnel.

Description

Gravitational settling tilt and vibration monitor and its application method
Technical field
The present invention relates to a kind of structure trunk of long range segmented construction(Such as:It is cable tunnel, integrated pipe canal, large-scale Bridge)Impact shock amplitude, vertical sedimentation distance, horizontal tilt angle, horizontal relative displacement it is sustainable it is quantifiable Line measures product, and in particular to a kind of gravitational settling tilt and vibration monitor.
Background technology
The structure trunk measurement Oscillation Amplitude of existing long range segmented construction, vertical sedimentation distance, horizontal tilt Angle, the technical scheme of horizontal relative displacement mainly include following several:
1. tunnel/bridge hydrostatic level/horizon rule:The strong cavity of pressure measurement of multiple hydrostatic levels passes through fluid-through tube coupled in series To liquid level container, measured by sensor, signal acquiring system is transferred to by RS485 signals, passes through the letter of pressure monitoring process Number change is transmitted to signal acquiring system, is calculated by analyzing, is synchronously changed with the change of pressure measxurement, thus measure each survey Point pressure variety and analyze earth's surface relative settlement height.Product utilization connects the principle of liquid, connects branched general communicating pipe The liquid level for the fluid reservoir being connected together is always in same level, by the liquid level and static level that measure different fluid reservoirs The basic point of instrument(Fixed point)It is compared, the relative different settling amount that can draw each hydrostatic level is calculated by formula. Which has the following disadvantages:
1)Communicating pipe, difficulty of construction was big, and construction cost is high, and later maintenance cost is high, needs communicating pipe to use whole seal pipe, ties up The problems such as shield considers to connect the supplement of liquid, pollution, leakage.Certain potential safety hazard be present using fluid processing simultaneously.
2)Measurement measurement content can not embody the overall situation, situation, can only measure sedimentation.
2. tunnel/building delaminating deposition meter:It is mainly used for foundation ditch, side slope, dam body, ground is using rectilinear transducer prison The sedimentation of depth measurement portion different layers position.Installation is using the pre-buried mode that drills, i.e., drilling is embedded in foundation soil body at plan observation.Extensively It is general to be applied to various highways, railway, the measurement of levee foundation Compression Settlement and slope displacement deformation monitoring.Following lack be present in which Point:
1)Difficulty of construction is big, and construction cost is high, and later maintenance cost is high, and datum mark needs to drill on ground buried, and maintenance is examined The problems such as considering the burn into obstruction of hidden connecting rod, safeguards ten subparagraph energy.
2)Measurement measurement content can not embody the overall situation, situation, can only measure sedimentation.
3)Tunnel optical fiber vibration monitor system/tunnel optical fiber monitoring system of stress and strain:Utilize laser, Fibre Optical Sensor and light The technologies such as communication, collection external disturbance effect of signals in itself, are reacted to optical fiber by the change conditions of laser measurement optical fiber in itself The intensity in oscillation point.It is widely used in the security monitorings such as tunnel, bridge, circumference.Program presence can only qualitatively judge, and pass through stress Or the change of strain, where it can only know there occurs larger deformation, can not forming amount for specific amplitude of deformation and scale The shortcomings of changing index.And rate of false alarm is high, meiofauna touching can also cause irreversible strain alarm.
The content of the invention
The present invention is improved above mentioned problem, i.e., the technical problem to be solved in the present invention is existing long range structure Enviromental monitoring equipment deposit can not real-time monitoring variable, to measuring each monitoring vertical sedimentation distance of subregion, angle of inclination, vibration punching Hit, horizontal displacement range measurement it is not comprehensive enough, and defects such as each measured value precision is low.
Specific embodiments of the present invention are:A kind of gravitational settling tilt and vibration monitor, including a crossbeam, the crossbeam Across the different subregions of building element phase, one end that the crossbeam is located in one of in subregion is articulated with building element and crossbeam Lower section is fixedly connected with control box, and two axial rake sensors and displacement sensor for pull rope, the horizontal stroke are fixed with the control box One end that beam is located in another subregion is hinged with swing arm, and swing arm upper end is articulated with the building element of another subregion, swing arm it is upper End is fixedly connected with fixed pulley, and the drawstring of the displacement sensor for pull rope through crossbeam upper end and is fixed on building around fixed pulley On another subregion of component.
Further, the Guide rollerses being fixed on crossbeam are provided with above the control box, the track pulley includes One pair roller, the drawstring in the middle part of a pair roller by passing through.
Further, one end that the drawstring is located in control box is further fixed on counterweight.
Further, the collection being connected with displacement sensor for pull rope and two axial rake sensors is fixed with the control box Device, the collector are connected through network line with work station.
Single unit system can contiguous segmentation installation, the fixation using each left side fixing point as the right displacement line of next device End, the sedimentation, displacement and impact monitoring of monitored facility in a wide range of can be realized.
Compared with prior art, the invention has the advantages that:
It is 1. simple in construction:Installation is simple, and integral device is foldable, compact-sized, and installation is simple.
2. it is easily installed:Relative to existing spirit level or optical fiber horizontal sedimentometer, its construction requirement is very low, according to cable The characteristics of tunnel, installed at the tap of cable tunnel body.
3. reliability is high:Material selection stainless steel makes, degree of protection IP66, and corrosion resistance is strong.
4. have a wide range of application:With construction of the country to underground pipe network and regulatory requirement more and more higher.Should using optical fiber type Become sedimentation, cost is high, and can only know strain, without specific quantization index value.By spirit level, need often to carry out again Later maintenance.Using this product, above mentioned problem is overcome.For the bridge of construction, bridge, culvert, cable tunnel, integrated pipe Corridor, important large scale equipment.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention.
Fig. 2 is track pulley structure schematic diagram of the present invention.
Fig. 3 is schematic layout pattern of the present invention.
Embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
As shown in Figures 1 to 3, a kind of gravitational settling tilt and vibration monitor, including a crossbeam 10, the crossbeam 10 is across building Build the different subregions of component phase, it is described due to different subregions construction in building course be present exemplified by the cable tunnel of the present embodiment one One end that crossbeam is located in the first subregion 101 is articulated with building element and below the crossbeam is fixedly connected with control box 20, the control Two axial rake sensors 210 and displacement sensor for pull rope 220 are fixed with box 20 processed, the crossbeam is located at the second adjacent subregion One end in 102 is hinged with swing arm 30, and the upper end of swing arm 30 is fixed on the building element of the second subregion 102, the upper end of swing arm 30 Fixed pulley 310 is fixedly connected with, the drawstring 221 of the displacement sensor for pull rope 220 is consolidated through crossbeam upper end and around fixed pulley Due on the second subregion 102.
In the present embodiment, crossbeam 10 positioned at the first subregion 101 and building element it is be hinged with realize crossbeam and the first subregion 101 and second subregion 102 occur to swing during relative displacement, and the upper end of swing arm 30 is hinged with the building element of the second subregion 102 Place can be in the first subregion 101 and the run-off the straight of the second subregion 102.
In the present embodiment, the Guide rollerses 40 being fixed on crossbeam, the track pulley are provided with above the control box 40 include a pair roller 410, and the drawstring in the middle part of a pair roller by passing through.
Can be arranged as required on the building element of the first subregion 101 and the second subregion 102 multiple pulleys in favor of The position of drawstring.For the drawstring by Gravity transmission equipment 51, one end is further fixed on counterweight 50, and in general counterweight is lead, institute The collector for being fixed with control box and being connected with displacement sensor for pull rope and two axial rake sensors is stated, the collector is through network Circuit is connected with work station.
Control box enclosure material manufactures for stainless steel, can accomplish IP68 degree of protection.Even if the same energy under water It is enough not damage.
In the present embodiment, two axial rake sensors 210 can realize the measurement at Gravity Reference System sill angle of inclination, pass through The on-line monitoring of the data such as sideways pitch and fair line gradient to crossbeam, it is inclined that combined circuit design parameter provides shaft tower Warning information, measurement accuracy are high:Angle-measurement accuracy:0.2°;
Displacement sensor for pull rope 30 coordinates gravity counterweight that vertical sedimentation displacement is converted into electricity measurable, linearly Signal.When two tested subregions produce relative displacement, the drawstring that another subregion is connected pulls counterweight, and drawstring 221, which drives, to be drawn Transmission mechanism and sensing element synchronous axial system inside rope sensor 220;When displacement moves backward, the convolution of sensor internal Device will automatically retract rope, and keep its tension force constant during rope stretches receipts, so as to export one and rope amount of movement Directly proportional electric signal.
Rope sensor has independent automatic line arranging mechanism, ensures pull rope automatic uniform winding displacement, ensures that sensor has High independent linearity precision and longer sensor service life.
Specific works step and principle are as follows:
(1)Selected reference point:According to the feature of tunnel/pipe trench, select near seam crossing.
(2)Fixed cross beam 10, left end hinge head is fixed using cement and expanded screw, right-hand member fixes swing arm.
(3)Selected reference dynamic point, each pulley is fixed using cement and expanded screw, each detector can install 2~4 cunnings Wheel, each about 3~5 meters of pulley distance, avoids drawstring from hindering.
(4)Calibrated horizontal position, by horizontal position adjustment it is 180 degree by debugger, calibrates vertical sedimentation, position will be settled Put and be adjusted to 0.
Now horizontal displacement distance calibration is 0 under original state, and settling height is demarcated as 0;
When 102 relative first subregion 101 of the second subregion misplaces(During sedimentation)During generation:On two axial rake sensors 210 It is Xo that a differential seat angle angle change, which can be produced, and L is crossbeam length, and now horizontal displacement distance is Y, and vertical range is V, between there is triangle reduction formula is as follows:
Y=L-L × cos (Xo) additional distance is horizontal displacement.
V=L × sin (Xo) is sedimentation deformation.
Single unit system can contiguous segmentation installation, the fixation using each left side fixing point as the right displacement line of next device End, the sedimentation, displacement and impact monitoring of monitored facility in a wide range of can be realized.
The every acceleration for cutting axle can be collected in time by obliquity sensor.Using Newton's second law, this is obtained The weight of equipment combines the situation of the equipment at scene
F = m*a ;Wherein F is the size of external impact force, and unit is newton, and a is the acceleration of the collection of the present apparatus, m for= The quality of the present apparatus.If the present apparatus is integrally fixed with testee, present apparatus quality is plus the quality of testee M, with reference to the acceleration a measured, you can calculate the size of external impact strength using F=m*a.Position can interpolate that with this Move, the failure cause of sedimentation generation is the behaviors such as geology is vibrated, vehicle passes through, artificial percussion.
Any technical scheme disclosed in the invention described above unless otherwise stated, if it discloses number range, then Disclosed number range is preferable number range, it is any it should be appreciated by those skilled in the art:Preferable number range The only obvious or representative numerical value of technique effect in many enforceable numerical value., can not because numerical value is more Exhaustion, so the present invention just discloses component values to illustrate technical scheme, also, the above-mentioned numerical value enumerated is not The limitation to the invention protection domain should be formed.
If limiting parts if the word such as " first ", " second " is used herein, those skilled in the art should This knows:The use of " first ", " second " is intended merely to facilitate in description and parts is distinguished as not having Stated otherwise Outside, above-mentioned word does not have special implication.
Meanwhile if the invention described above discloses or relate to the parts or structural member of connection fastened to each other, then, except another There is statement outer, be fixedly connected and can be understood as:(such as using bolt or mode connects for screw) can be releasably fixedly connected with, also may be used To be interpreted as:Non-removable to be fixedly connected with (such as riveting, welding), certainly, connection fastened to each other can also be integral type knot Structure (such as being manufactured using casting technique is integrally formed) substitutes (substantially can not be using except integrally formed technique).
In addition, the art for being used to represent position relationship or shape applied in any technical scheme disclosed in the invention described above Its implication includes approximate with its, similar or close state or shape to language unless otherwise stated.
Either component provided by the invention can be assembled by multiple individually parts, or one The separate part that forming technology manufactures.
Finally it should be noted that:The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof;To the greatest extent The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that:Still The embodiment of the present invention can be modified or equivalent substitution is carried out to some technical characteristics;Without departing from this hair The spirit of bright technical scheme, it all should cover among the claimed technical scheme scope of the present invention.

Claims (5)

1. a kind of gravitational settling tilt and vibration monitor, it is characterised in that including a crossbeam, the crossbeam is across building element phase Different subregions, one end that the crossbeam is located in one of in subregion is articulated with building element and below the crossbeam is fixedly connected with Control box, two axial rake sensors and displacement sensor for pull rope is fixed with the control box, the crossbeam is located at another subregion Interior one end is hinged with swing arm, and swing arm upper end is articulated with the building element of another subregion, and the upper end of swing arm, which is fixedly connected with, determines Pulley, the drawstring of the displacement sensor for pull rope are fixed on another subregion of building element through crossbeam upper end and around fixed pulley On.
2. a kind of gravitational settling tilt and vibration monitor according to claim 1, it is characterised in that above the control box The Guide rollerses being fixed on crossbeam are provided with, the track pulley includes a pair roller, and the drawstring is by from a pair roller Portion passes through.
3. a kind of gravitational settling tilt and vibration monitor according to claim 1, it is characterised in that the drawstring is positioned at control One end in box processed is further fixed on counterweight.
4. a kind of gravitational settling tilt and vibration monitor according to claim 2, it is characterised in that solid in the control box Surely there is the collector being connected with displacement sensor for pull rope and two axial rake sensors, the collector is through network line and work station Connection.
5. a kind of gravitational settling tilt and vibration monitor application method, it is characterised in that including gravity as claimed in claim 4 Tilt and vibration monitor is settled, specific works step is as follows:
(1)Selected reference point:According to the feature of tunnel/pipe trench, select near seam crossing;
(2)Fixed cross beam fixes left end hinge head using cement and expanded screw, and right-hand member fixes swing arm, it is ensured that crossbeam can freely revolve Turn;
(3)Selected reference dynamic point, each pulley is fixed using cement and expanded screw, each detector can install 2~4 pulleys, Each about 3~5 meters of pulley distance, avoids drawstring from hindering;
(4)Calibrated horizontal position, by horizontal position adjustment it is 180 degree by debugger, calibrates vertical sedimentation, sedimentation location is adjusted Whole is 0.
CN201711107583.8A 2017-11-10 2017-11-10 Gravity sedimentation inclination vibration monitor and use method thereof Active CN107747935B (en)

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CN110243335A (en) * 2019-07-16 2019-09-17 贵州省交通规划勘察设计研究院股份有限公司 A kind of constructing tunnel wall rock loosening ring deformation auto-monitoring prior-warning device and method
CN110473388A (en) * 2018-05-11 2019-11-19 深圳世元云标识科技有限公司 A kind of intelligence lamp box structure exception monitoring and alarm system
CN110631547A (en) * 2019-09-26 2019-12-31 成都理工大学 Roadbed monitoring and early warning system based on Internet of things
CN111693132A (en) * 2020-06-23 2020-09-22 交通运输部公路科学研究所 Bridge health monitoring system based on vibration sensor
CN112344909A (en) * 2020-11-06 2021-02-09 国核信息科技有限公司 Method and device for monitoring inclination of fan tower
CN113008352A (en) * 2021-03-05 2021-06-22 商丘工学院 Building structure vibration monitoring devices
CN114459430A (en) * 2022-04-14 2022-05-10 厚普清洁能源股份有限公司 Storage tank settlement inclination monitoring method and system
CN114485557A (en) * 2021-12-08 2022-05-13 中铁二十局集团第六工程有限公司 Method for detecting structural deformation of super high-rise building
CN114803190A (en) * 2021-01-21 2022-07-29 中国石油天然气集团有限公司 Included angle monitoring device, system and method

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CN110473388A (en) * 2018-05-11 2019-11-19 深圳世元云标识科技有限公司 A kind of intelligence lamp box structure exception monitoring and alarm system
CN110243335A (en) * 2019-07-16 2019-09-17 贵州省交通规划勘察设计研究院股份有限公司 A kind of constructing tunnel wall rock loosening ring deformation auto-monitoring prior-warning device and method
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CN112344909A (en) * 2020-11-06 2021-02-09 国核信息科技有限公司 Method and device for monitoring inclination of fan tower
CN114803190A (en) * 2021-01-21 2022-07-29 中国石油天然气集团有限公司 Included angle monitoring device, system and method
CN113008352A (en) * 2021-03-05 2021-06-22 商丘工学院 Building structure vibration monitoring devices
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CN114485557A (en) * 2021-12-08 2022-05-13 中铁二十局集团第六工程有限公司 Method for detecting structural deformation of super high-rise building
CN114459430A (en) * 2022-04-14 2022-05-10 厚普清洁能源股份有限公司 Storage tank settlement inclination monitoring method and system
CN114459430B (en) * 2022-04-14 2022-07-12 厚普清洁能源股份有限公司 Storage tank settlement and inclination monitoring method and system

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