CN209446028U - The flat measurement of higher degree system of vibro-rammer based on mangneto displacement sensor - Google Patents
The flat measurement of higher degree system of vibro-rammer based on mangneto displacement sensor Download PDFInfo
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- CN209446028U CN209446028U CN201822178853.0U CN201822178853U CN209446028U CN 209446028 U CN209446028 U CN 209446028U CN 201822178853 U CN201822178853 U CN 201822178853U CN 209446028 U CN209446028 U CN 209446028U
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Abstract
The utility model discloses a kind of flat measurement of higher degree systems of vibro-rammer based on mangneto displacement sensor, it is installed on the leveling ship equipped with vibro-rammer, including the GPS receiver being installed on leveling ship and vibration compensation amount test cell, vibrating magnitude of recruitment test cell includes mangneto displacement sensor, the waveguide of mangneto displacement sensor ontology is arranged along vibro-rammer direction of vibration, the induction magnetic patch of mangneto displacement sensor connects the vibrational structure of vibro-rammer by transmission parts, it is interlocked on vibro-rammer direction of vibration with vibro-rammer vibrational structure, mangneto displacement sensor ontology is fixed in the vibro-rammer rack for being not involved in vibration by mounting bracket, it is equipped in mounting bracket and sliding rail is set along vibro-rammer direction of vibration, induction magnetic patch, which is fixedly installed in, to be slidably connected on component along what sliding rail slided.The measurement of higher degree is made in the underwater dumped rockfill lathe leveling that the measurement of higher degree system and test method are applied to leveling ship vibro-rammer, it can be achieved that high-acruracy survey, and can be applied to off-lying sea.
Description
Technical field
The utility model belongs to construction of hydro project field, and in particular to the flat height of the vibro-rammer based on mangneto displacement sensor
Journey measuring system.
Background technique
At present using vibro-rammer quadratic method carry out underwater dumped rockfill bedding carry out operation when, at present using vibro-rammer quadratic method into
When row underwater dumped rockfill bedding carries out operation, there are mainly two types of elevation observing and controlling methods: one is using wirerope and vibro-rammer
Plate is attached, and the throughput of wirerope is recorded by encoder, and is calculated with the real-time absolute altitude of GPS on ship, still, by
Tamping plate is constantly in high-frequency vibration in screed operation, and wirerope is caused to be shaken, to be caused by the increasing of wirerope throughput
Add and this fractional error can not be corrected, causes the elevation test method measuring accuracy low；The second is being installed on vibration using by prism
Dynamic structure, provides elevation in such a way that total station automatically tracks prism elevation, but be limited to total station following range, this method
It can not be used in off-lying sea.
The prior art lacks the Precision Elevation of the underwater dumped rockfill lathe screed operation suitable for off-lying sea leveling ship vibro-rammer
Measuring system and measurement method.
Summary of the invention
In view of the shortcomings of the prior art, the technical problems to be solved in the utility model is, the vibration based on mangneto displacement sensor
Dynamic to ram flat measurement of higher degree system, elevation survey is made in the underwater dumped rockfill lathe leveling which is applied to leveling ship vibro-rammer
Amount can be applied to off-lying sea, it can be achieved that high-acruracy survey.
In order to achieve the above object, the technical solution adopted in the utility model are as follows:
A kind of flat measurement of higher degree system of vibro-rammer based on mangneto displacement sensor, is installed on the leveling ship equipped with vibro-rammer
On, including the GPS receiver being installed on leveling ship and vibration compensation amount test cell, vibrating magnitude of recruitment test cell includes magnetic
Displacement sensor is caused, the waveguide of mangneto displacement sensor ontology is arranged along vibro-rammer direction of vibration, mangneto displacement sensor sheet
Body is fixed in the vibro-rammer rack for being not involved in vibration by mounting bracket, is equipped in mounting bracket along vibro-rammer direction of vibration
The sliding rail of setting, the induction magnetic patch of mangneto displacement sensor, which is fixedly installed in, to be slidably connected on component along what sliding rail slided, felt
It answers magnetic patch to connect the vibrational structure of vibro-rammer by transmission parts, and connects on vibro-rammer direction of vibration with vibro-rammer vibrational structure
It is dynamic.
Preferably, the transmission parts of connection induction magnetic patch and vibrational structure are horizontally disposed two link mechanism, two connect
One end of two bodies of rod of linkage is connected by shaft, and shaft is arranged along vibro-rammer direction of vibration, two bodies of rod from
The vibrational structure of induction magnetic patch and vibro-rammer is separately connected by end.
Preferably, sliding rail includes two tracks along the setting of vibro-rammer direction of vibration, the component that is slidably connected is installed on two
Between track, the component that is slidably connected includes two pulley blocks, and each pulley blocks are slidably matched with a track respectively, pulley blocks
Pulley by perpendicular to vibro-rammer direction of vibration shaft connection induction magnetic patch bracket, induction magnetic patch carriage center be equipped with is used for
The mounting hole of installation induction magnetic patch.
Preferably, pulley blocks include the pulley of two with the cooperation of same track.
Preferably, it further includes the inclination angle test for testing hull tilt angle being installed on leveling ship that above-mentioned elevation, which is surveyed,
Unit.
Preferably, inclination angle test cell includes double-shaft tilt angle sensor, the installation direction of double-shaft tilt angle sensor is ship
Cross dip exports positive value when body "Left"-deviationist, and vertical inclination angle output valve is negative value when hull tail inclines.
Preferably, further including the microprocessing unit being installed on leveling ship, the microprocessing unit is wirelessly electrically connected respectively
Connect GPS receiver, obliquity sensor and mangneto displacement sensor.
Compared with prior art, it the advantages of the utility model and has the active effect that and provides based on mangneto displacement sensing
The flat measurement of higher degree system of the vibro-rammer of device, the underwater dumped rockfill lathe which is applied to leveling ship vibro-rammer, which flattens, to be made
The industry measurement of higher degree can be applied to off-lying sea, it can be achieved that high-acruracy survey.Specifically:
(1) system can measure to be sunk by tamping plate using mangneto displacement sensor, vibration and ship rolling influence bring height
Journey error, mangneto displacement sensor can export continuous high-precision change in displacement signal in real time in vibration processes, have
Conducive to elevation real-tune TT & C, it can be achieved that in screed operation the underwater dumped rockfill lathe screed operation elevation of vibro-rammer it is real-time accurate
Measurement, and mangneto displacement sensor is not directly mounted to the vibrational structure of vibro-rammer, it is ensured that the service life of equipment is not vibrated
Dynamic process influences.The system provides elevation basic value measurement data using GPS, is not limited by away from bank transmission range, Ke Yiying
For offshore construction.
(2) in preferred embodiment, system is added to inclination angle test cell, and inclination angle test cell cooperates mangneto displacement sensor can
The variation of mangneto displacement sensor, calculates corresponding slope compensation parameter caused by test leveling ship hull is inclined transversely or longitudinally,
Keep gained measurement of higher degree result more accurate.
(3) in preferred embodiment, system is added to and GPS receiver, obliquity sensor and mangneto displacement sensor radio
The microprocessing unit of connection, microprocessing unit can carry out real-time data acquisition, calculating, display and storage, more convenient system
Use.
Detailed description of the invention
Fig. 1 is the assembled state schematic diagram of the measurement of higher degree system of the utility model；
Fig. 2 is the part A enlarged drawing of Fig. 1；
Fig. 3 is the structural schematic diagram of the vibration compensation amount test cell of the utility model；
Fig. 4 is the bottom view of the vibration compensation amount test cell of the utility model；
Fig. 5 is the structural schematic diagram of the component that is slidably connected of the utility model；
Fig. 6 is the structure parameter schematic diagram that heel compensation rate calculates in the utility model test method；
Fig. 7 is the structure parameter schematic diagram that trim compensation rate calculates in the utility model test method.
In last figure: 1- vibration compensation amount test cell, 11- mounting bracket, 12- waveguide, 13- incude magnetic patch,
14- is slidably connected component, and 141- incudes magnetic patch bracket, 142- pulley, 143- shaft, 144- mounting hole, 15- sliding rail, 16- bis-
Link mechanism, 161- connecting rod shaft, 2- rack, 3- stretch out steel pipe, the inclination angle 4- test cell, 5-GPS receiving pole, 6- leveling ship.
Specific embodiment
In the following, the utility model is specifically described by illustrative embodiment.It should be appreciated, however, that not having
In the case where being further discussed below, element, structure and features in an embodiment can also be advantageously incorporated into other implementations
In mode.
It should be noted that in the description of the present invention, term "inner", "outside", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "front", "rear" is positional relationship based on the figure, is merely for convenience of describing this reality
It is described with novel with simplified, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as limiting the present invention.
Embodiment:
As shown in Figs. 1-5, the flat measurement of higher degree system of a kind of vibro-rammer based on mangneto displacement sensor is installed on and is equipped with vibration
On the dynamic leveling ship 6 rammed, including the GPS receiver 5 and vibration compensation amount test cell 1 being installed on leveling ship 6, vibration is mended
Charge test cell 1 includes mangneto displacement sensor, and the waveguide 12 of mangneto displacement sensor ontology is along vibro-rammer direction of vibration
Setting, mangneto displacement sensor ontology are fixed in the vibro-rammer rack 2 for being not involved in vibration by mounting bracket 11, mounting bracket
Sliding rail 15 along the setting of vibro-rammer direction of vibration is installed, the induction magnetic patch 13 of mangneto displacement sensor is fixedly installed in can on 11
It is slidably connected on component 14 along what sliding rail 15 slided, induction magnetic patch 13 connects the vibrational structure of vibro-rammer by transmission parts 16
(as connection tamping plate participates in the stretching steel pipe 3 of vibration), and knot is vibrated on vibro-rammer direction of vibration and (stretched out steel pipe 3) with vibro-rammer
Structure interlocks.
Using the elevation test method of the flat measurement of higher degree system of the above-mentioned vibro-rammer based on mangneto displacement sensor, with leveling
6 place horizontal plane of ship is 0 point, is upwards height positive value, is downwards height negative value, comprising the following steps:
Basic value measurement: it after leveling ship 6 is in place, is measured and is shaken using conventional method (being such as measured by laser range finder)
When dynamic rammer position tamping plate is located at deck plane or more, the vertical distance A and tamping plate and bedding stone to be flattened of GPS receiver 5 and tamping plate
The vertical distance b of material, the real-time height value H of the record GPS receiver 5 that GPS receiver 5 is shown at this timeGPS, then elevation basic value
For H0=HGPS-A-b；
The test of elevation compensation rate: elevation magnitude of recruitment Δ H includes the compensation rate influenced by tamping plate sinking, vibration and ship rolling
Δ X, Δ X are displaced for the mangneto displacement sensor real value measured in tamping plate in place rear vibration service with the mangneto before vibration service
The difference of sensor initial value, the show value of mangneto displacement sensor be its 12 lower end of waveguide and incude between magnetic patch 13 away from
From；
Data correction: the practical elevation H of vibro-rammer is the adduction of elevation basic value and elevation compensation rate, i.e. H=HGPS-A-b
+ΔH。
Above-mentioned elevation test macro mangneto displacement sensor can measure the sinking of vibro-rammer tamping plate, vibration and ship rolling band
Carry out vertical error, for calculating vibration compensation amount, mangneto displacement sensor can export continuous signal in real time in vibration processes,
Be conducive to the real-tune TT & C of elevation, it can be achieved that in screed operation the underwater dumped rockfill lathe screed operation elevation of vibro-rammer real-time essence
Really measurement, and mangneto displacement sensor is not directly mounted to the vibrational structure of vibro-rammer, it is ensured that the service life of equipment not by
Vibration processes influence.The test macro and test method are using GPS offer elevation basic value measurement data, not by away from bank transmission distance
From limitation, can be applied to offshore construction.
Specifically, the transmission parts of connection induction magnetic patch 2 and vibrational structure (stretching out steel pipe 3) are horizontally disposed two connecting rod
One end of mechanism 16, two bodies of rod of two link mechanisms 16 is connected by shaft 161, and shaft 161 is along vibro-rammer vibration side
To setting, the free end of two bodies of rod is respectively fixedly connected with the vibrational structure (stretching out steel pipe 3) of induction magnetic patch 13 and vibro-rammer.Two
Transmission parts of the link mechanism 16 as induction magnetic patch 13 and the vibrational structure of vibro-rammer, and are arranged along vibro-rammer direction of vibration
Sliding rail 15 cooperates, it can be ensured that induction magnetic patch 13 interlocks on vibro-rammer direction of vibration with the vibrational structure of vibro-rammer, and is only shaking
Displacement is generated on the dynamic direction of vibration rammed, it is ensured that the accuracy of vibration compensation parameter test.
Specifically, in order to ensure the stability for incuding magnetic patch 13 and moving along the direction of vibration of vibro-rammer, sliding rail 15 includes
Two tracks along the setting of vibro-rammer direction of vibration, the component 14 that is slidably connected are installed between two tracks, and be slidably connected component
14 include two pulley blocks, and each pulley blocks are slidably matched with a track respectively, and the pulley 142 of pulley blocks is by perpendicular to vibration
The dynamic connection induction magnetic patch bracket 141 of shaft 143 for ramming direction of vibration, induction 141 center of magnetic patch bracket is equipped with for installing induction
The mounting hole 144 of magnetic patch 13.
Specifically, measurement elevation in order to be more accurate, test 6 hull of leveling ship tilts the influence to the measurement of higher degree, on
Stating test macro further includes the inclination angle test cell 6 for testing hull tilt angle being installed on leveling ship.
Specifically, in order to which by 6 lateral inclination of leveling ship and fore-and-aft tilt, test scope is all included in the influence to the measurement of higher degree,
Inclination angle test cell 4 includes double-shaft tilt angle sensor, the cross dip when installation direction of double-shaft tilt angle sensor is hull "Left"-deviationist
Positive value is exported, and vertical inclination angle output valve is negative value when hull tail inclines.
As shown in fig. 6, considering that hull lateral inclination influences elevation, then elevation test method using above-mentioned test macro
In, elevation compensation rate further includes heel compensation rate For because of mangneto position caused by 6 hull lateral inclination of leveling ship
Displacement sensor changing value, elevation compensation rate testing procedure further include the test of heel compensation rate:
It (is such as ginseng with 21 upper surface of crossbeam of vibro-rammer rack 2 that a fixed site on hull, which is selected, as object of reference
According to object), using conventional method measure horizontal distance L1 of the GPS receiver 5 away from 6 hull rolling center of leveling ship, tamping plate center away from
The horizontal distance L2 of 6 hull rolling center of leveling ship, 6 deck of leveling ship is away from the vertical height H1 of water line, and GPS receiver 5 is away from first
The vertical height H2 of plate, vertical height H3 of the GPS receiver 5 away from object of reference (21 upper surface of crossbeam), object of reference (table on crossbeam 21
Face) away from the vertical height H4 away from deck, 12 lower end of mangneto displacement sensor waveguide and object of reference (21 upper surface of crossbeam)
The vertical distance H5 and vertical distance H7 of object of reference (21 upper surface of crossbeam) away from tamping plate bottom；
The mangneto displacement sensor registration H6 and cross dip measured value in tamping plate vibration are recorded, cross dip actual measurement is calculated
The difference of initial value before value and operation is as cross dip changing value Δ α；
Utilize formulaCalculate rolling center and GPS receiver 5
Line distance L33；
Utilize formula α1=arcsin [(H1+H3+H4)/L3] calculates GPS receiver 5 and hull rolling center line
With deck angle α1；
Utilize formula α2It is real-time to calculate mangneto displacement sensor induction magnetic patch 13 by=arcsin [(H6-H5+H4+H1)/L4]
Position and hull rolling center line with deck angle d2；
Utilize formulaCalculate rolling center and mangneto position
The line distance L44 of displacement sensor induction magnetic patch 13；
Utilize formula It calculatesUp to heel compensation rate
The introducing of heel magnitude of recruitment in above-mentioned test macro and test method has been included in because of 6 hull lateral inclination of leveling ship
The influence of caused mangneto displacement sensor value introduces corresponding heel compensation rate, can preferably adapt to work waterborne
Industry leveling ship generates the case where inclination often, keeps elevation test result more accurate.
As shown in fig. 7, consider that hull fore-and-aft tilt influences elevation, using above-mentioned test macro, then elevation test method
In, elevation compensation rate further includes trim compensation rate-Δ Hβ, Δ HβTo be passed because of mangneto displacement caused by leveling ship hull fore-and-aft tilt
Sensor changing value, elevation compensation rate testing procedure further include the test of trim compensation rate:
Horizontal distance L1 ' of the GPS receiver away from leveling ship hull pitching center, tamping plate center are measured using conventional method
Horizontal distance L2 ' away from leveling ship hull pitching center；
Vertical inclination angle measured value is recorded, vertical inclination angle measured value is calculated and the difference of the initial value before operation is inclined as longitudinal
Angle changing value Δ β；
Utilize formulaIt calculates pitching center and GPS receiver connects
Linear distance L3 '；
Utilize formulaPitching center is calculated away from mangneto position
Displacement sensor line distance L4 '；
Utilize formula β1=arcsin [(H1+H3+H4)/L3 '] calculates the line of GPS receiver and hull pitching center
With deck angle β1；
Utilize formula β2=arcsin [(H6-H5+H4+H1)/L4 '] incudes the real-time position of magnetic patch for mangneto displacement sensor
It sets and the line at hull pitching center and deck angle β2；
Utilize formula Δ Hβ=L4 ' [sin (β2+Δβ)-sinβ2]+L3’[sin(β1+ Δβ)-sinβ1], calculate Δ Hβ,
Up to trim compensation rate-Δ Hβ。
At this point, elevation compensation ratePractical height value is
Above-mentioned test macro and test method have been further introduced into trim magnitude of recruitment while introducing heel magnitude of recruitment,
It has been included in the influence because of 6 hull fore-and-aft tilt of leveling ship to mangneto displacement sensor value, has introduced corresponding trim compensation
Amount can preferably adapt to the case where operation at sea leveling ship generates inclination often, keep elevation test result more accurate.
Actual measurement height value can be used for carrying out with preset bedding elevation design value of constructing in vibro-rammer leveling under water effect
Whether multilevel iudge leveling ship and vibro-rammer construction meet the requirements in place, ifMeet construction requirement, it can be according to calculating if being unsatisfactory for construction requirement
As a result it adjusts accordingly.
Specifically, in order to keep the test macro more convenient to use, above-mentioned test macro further include further include be installed on it is whole
Microprocessing unit on flat ship, the microprocessing unit difference radio connection GPS receiver 5, inclination angle test cell 4 and mangneto
Displacement sensor.Microprocessing unit can carry out the data of GPS receiver 5, inclination angle test cell 4 and mangneto displacement sensor real
When data acquisition, calculate, display and storage, the use of more convenient system.
In addition to above scheme, it is based on above-mentioned test method thinking, other other than mangneto displacement sensor can also be used
The displacement sensor of sensor body and induction module split settings tests compensation rate Δ X, such as replaces magnetic using laser range finder
Displacement sensor is caused, laser range finder is installed in fixed rack 2, reflector is installed on vibrational structure 3, also can
Δ X is enough tested, but mangneto displacement sensor is less than using the measuring accuracy of other sensors test Δ X.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation is applied to other fields, but all without departing from the content of the technical scheme of the utility model, according to this reality
With novel technical spirit any simple modification, equivalent variations and remodeling to the above embodiments, it is practical new to still fall within this
The protection scope of type technical solution.
Claims (7)
1. a kind of flat measurement of higher degree system of vibro-rammer based on mangneto displacement sensor, is installed on the leveling ship equipped with vibro-rammer
On, which is characterized in that including the GPS receiver being installed on leveling ship and vibration compensation amount test cell, vibration supplement is measured
Examination unit includes mangneto displacement sensor, and the waveguide of mangneto displacement sensor ontology is arranged along vibro-rammer direction of vibration, mangneto
Displacement sensor ontology is fixed in the vibro-rammer rack for being not involved in vibration by mounting bracket, is equipped in mounting bracket along vibration
The dynamic sliding rail for ramming direction of vibration setting, the induction magnetic patch of mangneto displacement sensor, which is fixedly installed in, to be connected along the sliding that sliding rail slides
On relay part, induction magnetic patch by transmission parts connection vibro-rammer vibrational structure, and on vibro-rammer direction of vibration with vibration
Vibrational structure is rammed to interlock.
2. the flat measurement of higher degree system of the vibro-rammer according to claim 1 based on mangneto displacement sensor, which is characterized in that
Transmission parts are horizontally disposed two link mechanism, and an end of two bodies of rod of two link mechanisms is connected by shaft, turned
Axis is arranged along vibro-rammer direction of vibration, and the free end of two bodies of rod is separately connected the vibrational structure of induction magnetic patch and vibro-rammer.
3. the flat measurement of higher degree system of the vibro-rammer according to claim 1 based on mangneto displacement sensor, which is characterized in that
Sliding rail includes two tracks along the setting of vibro-rammer direction of vibration, and the component that is slidably connected is installed between two tracks, and sliding connects
Relay part includes two pulley blocks, and each pulley blocks are slidably matched with a track respectively, the pulleys of pulley blocks by perpendicular to
The shaft connection induction magnetic patch bracket of vibro-rammer direction of vibration, induction magnetic patch carriage center are equipped with the peace for installing induction magnetic patch
Fill hole.
4. the flat measurement of higher degree system of the vibro-rammer according to claim 3 based on mangneto displacement sensor, which is characterized in that
Pulley blocks include the pulley of two with the cooperation of same track.
5. the flat measurement of higher degree system of the vibro-rammer according to claim 1 based on mangneto displacement sensor, which is characterized in that
It further include the inclination angle test cell for testing hull tilt angle being installed on leveling ship.
6. the flat measurement of higher degree system of the vibro-rammer according to claim 5 based on mangneto displacement sensor, which is characterized in that
Inclination angle test cell includes double-shaft tilt angle sensor, and cross dip is defeated when the installation direction of double-shaft tilt angle sensor is hull "Left"-deviationist
Positive value out, and vertical inclination angle output valve is negative value when hull tail inclines.
7. the flat measurement of higher degree system of the vibro-rammer according to claim 6 based on mangneto displacement sensor, which is characterized in that
It further include the microprocessing unit being installed on leveling ship, the microprocessing unit difference radio connection GPS receiver, inclination angle are surveyed
Try unit and mangneto displacement sensor.
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| CN109373967A (en) * | 2018-12-24 | 2019-02-22 | 中交第航务工程局有限公司 | The flat measurement of higher degree system of vibro-rammer and test method based on mangneto displacement sensor |
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| CN109373967A (en) * | 2018-12-24 | 2019-02-22 | 中交第航务工程局有限公司 | The flat measurement of higher degree system of vibro-rammer and test method based on mangneto displacement sensor |
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