CN105604540A - Suspension type counter weight clinometer and measurement method - Google Patents
Suspension type counter weight clinometer and measurement method Download PDFInfo
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- CN105604540A CN105604540A CN201610176001.0A CN201610176001A CN105604540A CN 105604540 A CN105604540 A CN 105604540A CN 201610176001 A CN201610176001 A CN 201610176001A CN 105604540 A CN105604540 A CN 105604540A
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- 238000000691 measurement method Methods 0.000 title claims abstract description 8
- 239000000725 suspension Substances 0.000 title abstract 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 75
- 239000010959 steel Substances 0.000 claims abstract description 75
- 238000005553 drilling Methods 0.000 claims abstract description 13
- 238000007667 floating Methods 0.000 claims abstract description 4
- 238000005259 measurement Methods 0.000 claims description 41
- 229920003266 Leaf® Polymers 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000012546 transfer Methods 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 10
- 238000001514 detection method Methods 0.000 abstract 2
- 238000011897 real-time detection Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005292 diamagnetic effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005339 levitation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
- E21B47/0236—Determining slope or direction of the borehole, e.g. using geomagnetism using a pendulum
Abstract
The invention relates to a suspension type counter weight clinometer and a measurement method. The suspension type counter weight clinometer comprises a winch motor, wherein a steel wire rope winds a winch barrel of the winch motor and penetrates through a fixed pulley fixed at the top of a supporting platform; a floating barrel device is mounted in the middle of the supporting platform; the steel wire rope passes through the floating barrel device; a linear vertical suspension device is connected with the tail end of the steel wire rope and is located in a hole to be detected; and a measuring device is located at an inlet position of the hole to be detected. The clinometer provided by the invention can be used for carrying out high-frequency and high-precision detection in drilling construction with very high perpendicularity requirements; and an efficient and high-precision perpendicularity detection device, which is convenient to mount, has accurate and reliable data and can meet real-time detection requirements, can be provided for a drilling construction site through the clinometer.
Description
Technical field
The present invention relates to verticality measurement device and measuring method, be mainly used in measuring borehole perpendicularity (gradient)Measuring appliance, relate in particular to a kind of with levitation device for measuring the measurement in a closed series utensil of drill hole inclination.
Background technology
Perpendicularity is an important indicator that often needs measurement in drilling construction process, and the quality of perpendicularity is directThe construction quality of impact boring. Especially in water conservancy and hydropower safety monitoring engineering, can run into various types of brillsHole, as direct plumb line hole, inverted vertical hole, the boring of bimetallic mark, the boring of thermometric steel pipe mark etc., these borings are mainly used toPrecision monitor equipment is installed, is required between boring effective aperture 150～400, the requirement of perpendicularity is very high, existingEvery trade industry code requirement gradient is less than 0.1%, and in large hydropower station safety monitoring project, exceedes 100 metersHole very general, by 100 meters, perpendicularity deviation can not exceed 10cm, and such required precision existsConventional drilling construction is at least high order of magnitude. And the quality of borehole perpendicularity quality directly affects the one-tenth of boringLose, if it is undesirable to hole, will cause has holed scraps redrilling again, such quality accident meetingCause great economic loss. Therefore, need in boring procedure, often detect the perpendicularity of boring, generally wantAsk and often creep into 1m～2m and should detect once. In construction in the past, conventionally use comparatively simple and crude vertical line deviational surveyEquipment, measurement category and precision are all difficult to meet the demands; Or use very expensive diamagnetic interference inclinometer,Measure efficiency very low, directly affect the construction period. In order to adapt to the testing requirement of high accuracy like this, high frequency,Design a kind of floated weight inclination measurement device fast, precision is high that operates.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of floated weight inclinometer and measuring method, this surveyTiltedly instrument requires to need high frequency, high accuracy to detect in very high drilling construction for perpendicularity, by this deviational surveyInstrument for drilling construction scene provide a kind of install convenient, data accurately and reliably, meet and detect in real time the efficient height of needsPrecision testing apparatus for verticality.
In order to realize above-mentioned technical characterictic, the technology used in the present invention feature is: a kind of floated weight is surveyedTiltedly instrument, it comprises elevator motor, on the winding drum of elevator motor, volume has steel wire rope, steel wire penetrating to be fixed onThe fixed pulley of support table top, the middle part of described support platform is provided with device with float, steel wire penetrating floating drum dressPut, connect wired hang device that overhangs at the end of steel wire rope, described line overhangs hang device and is positioned at the inside for the treatment of gaging hole,The entrance location for the treatment of gaging hole is provided with measurement mechanism.
Described support platform comprises many supporting legs, and the top of supporting leg is welded with top platform by intersection angle steel;The middle part of described supporting leg is fixed with middle deck, and the center of middle deck is processed with centre bore, centre boreBottom be connected with stirrup, the bottom of stirrup is welded with gripper shoe, the lower surface of described gripper shoe is fixed with clampDevice; The central vertical of described top platform is provided with fixed pulley.
Described device with float comprises outer cylinder body, and the center of outer cylinder body is provided with central seal pipe, in described outer cylinder bodyPortion is equipped with inner barrel, and the center of inner barrel is provided with location open tubular column, and described outer cylinder body inside is marked with water,Described inner barrel can swim in waterborne.
Described measurement mechanism comprises cross measure bar, and cross measure bar is fixed with longitudinally measuring stick is vertical, described horizontal strokeUpper surface to measuring stick is processed with chute, on chute, by the slide block that has been slidably installed, on slide block, is fixed withLongitudinally board foot, the edge of described cross measure bar is fixed with horizontal board foot, described cross measure bar and longitudinally measurementThe crosspoint of bar is set to the origin of coordinates; On described longitudinal board foot and horizontal board foot, be all processed with graduation mark, described inCross measure bar and longitudinally measuring stick are rectangular coordinate system.
Described line overhangs hang device and comprises connector, and connector is fixed on the upper top of screw rod by threaded engagement,Connector is connected with steel wire rope, causes down centering disk, middle fixing right is installed successively on described screw rod from aboveMiddle disk and lower centering disk, described upper centering disk is fixed on screw rod by upper adjusting nut; Described centreFixing centering disk is fixed on screw rod by middle adjusting nut; Described lower centering disk is solid by lower adjusting nutFix on screw rod; Between described upper centering disk and lower centering disk, be provided with six uniform steel hand tape spring leafs,The upper end of described steel hand tape spring leaf is hinged on upper centering disk by upper pin, described steel hand tape spring leafLower end is hinged on lower centering disk by lower pin; Between described upper centering disk and middle fixing centering diskThree uniform short adjusting screw(rod)s are installed; The end of described screw rod has been threaded connection weight.
Adopt floated weight inclinometer to carry out aperture inclination measurement method, it comprises the following steps:
1) support platform is installed, builds measuring table, treating after being positioned at boring built survey directly over gaging holeAmount platform, wherein support platform distance treats that the height of gaging hole is 2m;
2) settle device with float, outer cylinder body is placed in the stirrup of support platform, make outer cylinder body center andThe axial line of stirrup is consistent, and by inner outer cylinder body topped up with water, and it is waterborne that inner barrel is swum in;
3) adjustment line overhangs the diameter of hang device, it is matched with the aperture for the treatment of gaging hole, and ensure that it canPass smoothly aperture to be measured,
4) hang steel wire rope, will be wrapped in the stainless steel wire of the diameter 1.0～1.2mm on the winding drum of elevator motorRope is by fixed pulley, through the device with float being arranged in support platform, then by the end of steel wire rope with adjustThe connector that the line of diameter overhangs hang device is connected, and wherein on steel wire rope, has marked scale;
5) ask the center, aperture for the treatment of gaging hole, at drilling orifice, guide pipe is all set, and in addition fixed with concrete,Before measurement, to treat gaging hole and carry out in length and breadth the vertical quartering and demarcate, and on concrete, paint and marked the quarteringDirection line, aims at respectively quartering direction line by the cross measure bar of measurement mechanism and longitudinal measuring stick, can sentenceThe initial point of determining measurement mechanism is drilling orifice center point;
6) after measurement mechanism is fixing, respectively using cross measure bar and the X of longitudinal measuring stick as coordinate systemAxle and Y-axis, the initial point using the initial point of measurement mechanism as coordinate system, and divide marked I, II, III,IV quadrant;
7) data message of the differing heights of gaging hole is treated in measurement;
8) according to step 7) in data calculate and treat the gradient of gaging hole.
Described step 3) the center line adjustment process that overhangs hang device is:
1), according to treating gaging hole difference, by regulating steel hand tape spring leaf bending radius, change difference thereby reachMeasure the object in aperture, by regulating upper adjusting nut, middle adjusting nut and lower adjusting nut, loosening upper centeringDisk and lower centering disk, thus regulate upper and lower two centering disks and the distance of middle fixing centering disk to changeSteel hand tape spring leaf bending radius or diameter, and then adjust manufactured line and overhang the diameter of hang device, adjustDiameter after whole approaches consistent with the diameter for the treatment of gaging hole; And the screw rod bottom that overhangs online hang device installs weight,The weight of weight is according to the depth calculation of boring, and its computing formula is: W≤10 (1+0.02L), wherein W isWeight weight, unit K g; L is hole depth, the m of unit;
2) overhang on hang device and fasten steel wire rope at the line that hangs up properly weight, put it into and treat to hole in gaging holeAperture is soundd out for the first time, if at the bottom of being put into hole from aperture smoothly, illustrates that the diameter that line overhangs hang device adjusts to the right place,Otherwise, need the diameter that line is overhang to hang device to re-start adjustment, diameter can be adjusted to and be slightly less than brillBore dia 0.5～1mm, again carries out boring aperture and sounds out for the first time, until device is adjusted to the right place in elastic conducting.
Described step 7) in the measuring process of differing heights data message be:
1) line that hangs up properly steel wire rope is overhang to hang device and puts into hole, the winding drum by elevator motor slowly underPut steel wire rope, in the time placing 2m place, stop unwrapping wire, utilize the tension disk on device with float that steel wire rope is clamped,Avoid gliding, make that inner barrel in keg float device does not stress, not outer cylindrical shell simultaneously, in keg float in freedomState, in the time of steel wire rope transfixion, is treating the distance of gaging hole measurement mechanism mensuration steel wire rope to X, Y-axis,Be 2m place drill center and relatively treat the coordinate at gaging hole center;
2) unclamp tension disk, again slowly transfer steel wire rope, respectively at 4m, 6m, 8m ... at the bottom of hole, measureGo out this position drill center relatively with treat to have completed hole deviation measurement by the coordinate at gaging hole center.
Described step 8) computational process is:
1) by by step 7) in the coordinate that measures by 0m, 2m, 4m, 6m ... each point projects to sameIn plane, wherein the aperture coordinate { 0, } when 0m, is followed successively by { Li,(xi,yi), wherein i is measure inferiorNumber, LiFathoming while being i for measuring number of times, xi、yiFor fathoming as LiTime treat gaging hole inThe coordinate of the heart in X, Y-axis;
2) do circle taking the each point circle of position heart, boring radius as radius, all circles intersect and form a public domain;
3) do the inscribed circle of public domain, mark out the center of circle and obtain its coordinate (x, y);
4) utilize the coordinate figure of obtaining, pass through formulaThe angle of calculating is wholeThe hole deviation of individual boring.
The present invention has following beneficial effect:
1, can stretch to steel wire rope by elevator motor is set, and then can overhang extension to line easilyDevice is transferred and is risen, and can simplify the operation by automation control, improves operating efficiency.
2, can support whole Lift-on/Lift-off System by support platform is set, and ensure the steady of platformQualitative, can be supported on stably the top for the treatment of gaging hole.
3, reduce the frictional force of steel wire rope operation by fixed pulley, guaranteed to change its steel wire rope simultaneouslyTraffic direction.
4, by being set in support platform, device with float can ensure that whole line overhangs hang device and keeps vertical outstandingExtension state, and then ensure that it keeps stress balance under buoyancy of water effect, avoid interior device with float near outer floatingCylinder or other sidewalls, avoid the vertical hanging state that line is overhang to hang device to exert an influence.
5, can change its diameter and then ensure that it can adapt to different to be measured by regulating line to overhang hang deviceThe diameter in hole, in the time regulating by adjusting nut under turn, and then change lower centering disk and upper centering disk itBetween distance, and then change the bending radius of steel hand tape spring leaf, thereby change its diameter; Also can be by changingIn the middle of becoming, fix the distance between centering disk and upper centering disk, change the bending radius of steel hand tape spring leaf,And then change its diameter and make it adapt to the different gaging holes for the treatment of.
6, by arrange measurement mechanism accurately measuring steel wire rope transfer to different depth until gaging hole timeThe coordinate figure of the hole heart.
7, can be follow-up inclining by repeatedly measuring the centre bore coordinate figure obtaining when the gaging hole of different depthNatural measurement of tilt provides data.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is support platform structural representation of the present invention.
Fig. 3 is outer cylinder body structural representation of the present invention.
Fig. 4 is inner barrel structural representation of the present invention.
Fig. 5 is measurement mechanism structural representation of the present invention.
Fig. 6 is that line of the present invention overhangs hang device structural representation.
In figure: elevator motor 1, winding drum 2, steel wire rope 3, support platform 4, fixed pulley 5, device with float6, measurement mechanism 7, line overhang hang device 9, treat gaging hole 10, water 11;
Supporting leg 401, top platform 402, middle deck 403, centre bore 404, stirrup 405, gripper shoe406, tension disk 407;
Outer cylinder body 601, central seal pipe 602, location open tubular column 603, inner barrel 604;
Cross measure bar 701, chute 702, longitudinal measuring stick 703, longitudinal board foot 704, slide block 705, horizontal strokeTo board foot 706;
Connector 901, screw rod 902, upper centering disk 903, upper pin 904, steel hand tape spring leaf 905,Middle fixing centering disk 906, middle adjusting nut 907, lower pin 908, lower centering disk 909, weight910, upper adjusting nut 911, short adjusting screw(rod) 912.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the present invention are described further.
Embodiment 1:
Referring to Fig. 1-6, a kind of floated weight inclinometer, it comprises elevator motor 1, the volume of elevator motor 1Raising volume on cylinder 2 has steel wire rope 3, and steel wire rope 3 passes the fixed pulley 5 that is fixed on support platform 4 tops, described inThe middle part of support platform 4 is provided with device with float 6, and steel wire rope 3 is through device with float 6, at steel wire rope 3End connects wired hang device 9 that overhangs, and described line overhangs hang device 9 and is positioned at the inside for the treatment of gaging hole 10, to be measuredThe entrance location in hole 10 is provided with measurement mechanism 7. Can smoothly line be overhang to hang device 9 by said structureBelow is to treating gaging hole 10 inside, and the steel hand tape spring leaf 905 simultaneously overhanging on hang device 9 by line can be adjustedThat saves its diameter and then can adapt to different pore size treats gaging hole 10, can ensure it by device with float 6The line that below hangs overhangs 9 of hang devices under buoyancy, and is not subject to External Force Acting, and then ensures that it is verticalDegree, has ensured certainty of measurement.
Further, described support platform 4 comprises many supporting legs 401, and the top of supporting leg 401 is by handing overFork angle steel is welded with top platform 402; The middle part of described supporting leg 401 is fixed with middle deck 403,Middle deck 403 center is processed with centre bore 404, and the bottom of centre bore 404 is connected with stirrup 405, steelThe bottom of hoop 405 is welded with gripper shoe 406, and the lower surface of described gripper shoe 406 is fixed with tension disk 407;The central vertical of described top platform 402 is provided with fixed pulley 5. Can be whole measurement by support platform 4Device provides support platform, and then has ensured normally carrying out of whole measurement.
Further, described device with float 6 comprises outer cylinder body 601, and outer cylinder body 601 center is provided with centerSealed tube 602, described outer cylinder body 601 inside are equipped with inner barrel 604, and inner barrel 604 establishes at centerBe equipped with location open tubular column 603, described outer cylinder body 601 inside are marked with water 11, and described inner barrel 604 can be floatingOn water 11. By being set, device with float 6 can ensure that inner barrel 604 avoids the effect of external force, only floatingUnder power effect, ensure the precision of measuring.
Further, described measurement mechanism 7 comprises cross measure bar 701, cross measure bar 701 and longitudinally surveyGauge rod 703 is vertically fixing, and the upper surface of described cross measure bar 701 is processed with chute 702, on chute 702By the slide block 705 that has been slidably installed, on slide block 705, be fixed with longitudinal board foot 704, described cross measureThe edge of bar 701 is fixed with horizontal board foot 706, described cross measure bar 701 and the longitudinally friendship of measuring stick 703Crunode is set to the origin of coordinates; On described longitudinal board foot 704 and horizontal board foot 706, be all processed with graduation mark, instituteStating cross measure bar 701 is rectangular coordinate system with longitudinal measuring stick 703.
Further, described line overhangs hang device 9 and comprises connector 901, and connector 901 passes through threaded engagementBe fixed on the upper top of screw rod 902, connector 901 is connected with steel wire rope 3, on described screw rod 902, causes from aboveUnder centering disk 903, middle fixing centering disk 906 and lower centering disk 909 are installed successively, described inUpper centering disk 903 is fixed on screw rod 902 by upper adjusting nut 911; Centering disk is fixed in described centre906 are fixed on screw rod 902 by middle adjusting nut 907; Described lower centering disk 909 is by lower adjusting spiral shellFemale 913 are fixed on screw rod 902; Between described upper centering disk 903 and lower centering disk 909, be provided with sixIndividual uniform steel hand tape spring leaf 905, the upper end of described steel hand tape spring leaf 905 is hinged by upper pin 904On upper centering disk 903, it is lower right that the lower end of described steel hand tape spring leaf 905 is hinged on by lower pin 908On middle disk 909; Between described upper centering disk 903 and middle fixing centering disk 906, be provided with three allThe short adjusting screw(rod) 912 of cloth; The end of described screw rod 902 has been threaded connection weight 910.
Further, in the time need to adjusting line and overhang the diameter of hang device 9, only need to change by adjusting nutSpacing between upper centering disk 903, middle fixing centering disk 906 and lower centering disk 909, can be rightThe bending radius of steel hand tape spring leaf 905 is adjusted, and then changes its whole line and overhang the diameter of hang device 9.
Embodiment 2:
Adopt floated weight inclinometer to carry out aperture inclination measurement method, it comprises the following steps:
1) support platform 4 is installed, builds measuring table, treating after being positioned at boring taken directly over gaging hole 10Build measuring table, wherein support platform 4 distances treat that the height of gaging hole 10 is 2m;
2) settle device with float 6, outer cylinder body 601 is placed in the stirrup 405 of support platform 4, outside makingThe axial line of cylindrical shell 601 center and stirrup 405 is consistent, by inner outer cylinder body 601 topped up with water 11,And inner barrel 604 is swum on water 11;
3) adjustment line overhangs the diameter of hang device 9, it is matched with the aperture for the treatment of gaging hole 10, and ensure itCan pass smoothly aperture 10 to be measured,
4) hang steel wire rope 3, will be wrapped in diameter 1.0～1.2mm on the winding drum 2 of elevator motor 1 notRust steel wire rope 3, by fixed pulley 5, passes the device with float 6 being arranged in support platform 4, then by steel wire rope3 end is connected with the connector 901 that the line of adjusting diameter overhangs hang device 9, wherein steel wire rope 3 subscriptsNote scale;
5) ask the center, aperture for the treatment of gaging hole 10, at drilling orifice, guide pipe is all set, and consolidated with concreteKnot, will treat gaging hole 10 and carry out vertical quartering demarcation in length and breadth, and on concrete, paint mark before measurementGood quartering direction line, aims at respectively four by the cross measure bar of measurement mechanism 7 701 and longitudinal measuring stick 703Decile direction line, the initial point that can judge measurement mechanism 7 is drilling orifice center point;
6) after measurement mechanism 7 is fixing, respectively using cross measure bar 701 and longitudinally measuring stick 703 asThe X-axis of coordinate system and Y-axis, the initial point using the initial point of measurement mechanism 7 as coordinate system, and divide and markI, II, III, IV quadrant;
7) data message of the differing heights of gaging hole 10 is treated in measurement;
8) calculate according to the data in step 7 gradient for the treatment of gaging hole 10.
Further, described step 3) the center line adjustment process that overhangs hang device 9 is:
1), according to treating gaging hole 10 differences, by regulating steel hand tape spring leaf 905 bending radius, change thereby reachBecome the object in different measuring aperture, by regulating upper adjusting nut 911, middle adjusting nut 907 and lower adjusting spiral shellMother 913, loosening upper centering disk 903 and lower centering disk 909, regulate upper and lower two centering disks with middleThereby the distance of fixing centering disk 906 changes steel hand tape spring leaf 905 bending radius or diameter, and then adjustWhole manufactured line overhangs the diameter of hang device 9, the diameter after adjustment with treat that the diameter of gaging hole 10 approaches oneCause; And overhang online hang device 9 screw rod 902 bottoms install weights 910, the weight of weight according to boringDepth calculation, its computing formula is: W≤10 (1+0.02L), wherein W is weight weight, unit K g; LFor hole depth, the m of unit;
2) overhang on hang device 9 and fasten steel wire rope at the line that hangs up properly weight 910, put it into and treat gaging hole 10In carry out boring aperture and sound out for the first time, if at the bottom of being put into hole from aperture smoothly, illustrate that line overhangs the straight of hang device 9Adjust to the right place in footpath, otherwise, need the diameter that line is overhang to hang device 9 to re-start adjustment, diameter can be adjustedWholely again carry out boring aperture and sound out for the first time to being slightly less than bore diameter 0.5～1mm, until device in elastic conductingAdjust to the right place.
Further, described step 7) in the measuring process of differing heights data message be:
1) line that hangs up properly steel wire rope 3 is overhang to hang device 9 and put into hole, by the winding drum of elevator motor 12 slowly transfer steel wire rope 3, in the time placing 2m place, stop unwrapping wire, utilize the tension disk 407 on device with float 6Steel wire rope 3 is clamped, avoid gliding, make that inner barrel 604 in keg float device does not stress, not outer cylinder simultaneouslyBody 601 in free state, in the time of steel wire rope 3 transfixion, is being treated gaging hole 10 use measurements in keg floatDevice 7 is measured the distance of steel wire rope 3 to X, Y-axis, is 2m place drill center and relatively treats in gaging hole 10The coordinate of the heart;
2) unclamp tension disk 407, again slowly transfer steel wire rope 3, respectively at 4m, 6m, 8m ... at the bottom of holeMeasure this position drill center relatively with treat to have completed hole deviation measurement by the coordinate at gaging hole 10 centers.
Further, described step 8) computational process is:
1) pass through the coordinate measuring in step 7 0m, 2m, 4m, 6m ... each point projects to same flatOn face, wherein { 0,0,0} is followed successively by { L to aperture coordinate when 0mi,(xi,yi), wherein i is what measureNumber of times, LiFathoming while being i for measuring number of times, xi、yiFor fathoming as LiTime treat gaging hole 10The coordinate of center in X, Y-axis;
2) with the each point circle of position heart { Li,(xi,yi), boring radius is that radius does circle, all circles intersect and form public affairsRegion altogether;
3) do the inscribed circle of public domain, mark out the center of circle and obtain its coordinate (x, y), wherein x, y is respectivelyFor the circular coordinate figure of inscribed circle;
4) utilize the coordinate figure of obtaining, pass through formulaThe angle of calculating is wholeThe hole deviation of individual boring.
The present invention is applied in the safety monitoring project of Large Hydro-Junction, and cost of manufacture is low, simple operation,Precision is high. Be applicable to high frequency, the measurement of high-precision borehole perpendicularity and detect. Can provide for drilling constructionAccurate deviant, is conducive to rectify a deviation in time in construction, can effectively evade and transfiniting because of the error of perpendicularityThe risk that causes boring to be scrapped.
Claims (9)
1. a floated weight inclinometer, is characterized in that: it comprises elevator motor (1), elevator motor(1) the upper volume of winding drum (2) has steel wire rope (3), and steel wire rope (3) is through being fixed on support platform (4)The fixed pulley (5) at top, the middle part of described support platform (4) is provided with device with float (6), steel wire rope (3)Through device with float (6), connect wired hang device (9) that overhangs at the end of steel wire rope (3), described line hangs downSuspension arrangement (9) is positioned at the inside for the treatment of gaging hole (10), treats that the entrance location of gaging hole (10) is provided with measurementDevice (7).
2. a kind of floated weight inclinometer according to claim 1, is characterized in that: described support is flatPlatform (4) comprises many supporting legs (401), and the top of supporting leg (401) is welded with top by intersection angle steelPlatform (402); The middle part of described supporting leg (401) is fixed with middle deck (403), middle deck(403) center is processed with centre bore (404), and the bottom of centre bore (404) is connected with stirrup (405),The bottom of stirrup (405) is welded with gripper shoe (406), and the lower surface of described gripper shoe (406) is fixed with folderLine device (407); The central vertical of described top platform (402) is provided with fixed pulley (5).
3. a kind of floated weight inclinometer according to claim 1, is characterized in that: described floating drum dressPut (6) and comprise outer cylinder body (601), the center of outer cylinder body (601) is provided with central seal pipe (602), instituteState outer cylinder body (601) inside and be equipped with inner barrel (604), the center of inner barrel (604) is provided with fixedPosition open tubular column (603), described outer cylinder body (601) inside is marked with water (11), described inner barrel (604) energyEnough swim on water (11).
4. a kind of floated weight inclinometer according to claim 1, is characterized in that: described measurement dressPut (7) and comprise cross measure bar (701), cross measure bar (701) is with longitudinally measuring stick (703) is verticalFixing, the upper surface of described cross measure bar (701) is processed with chute (702), and chute passes through on (702)The slide block (705) that has been slidably installed, is fixed with longitudinal board foot (704) on slide block (705), described laterallyThe edge of measuring stick (701) is fixed with horizontal board foot (706), described cross measure bar (701) and longitudinally surveyThe crosspoint of gauge rod (703) is set to the origin of coordinates; Described longitudinal board foot (704) and laterally board foot (706)On be all processed with graduation mark, described cross measure bar (701) and longitudinally measuring stick (703) are rectangular coordinate system.
5. a kind of floated weight inclinometer according to claim 1, is characterized in that: described line overhangsHang device (9) comprises connector (901), and connector (901) is fixed on screw rod (902) by threaded engagementUpper top, connector (901) is connected with steel wire rope (3), upper the causing down from above of described screw rod (902) complied withInferior centering disk (903), middle fixing centering disk (906) and the lower centering disk (909) of being provided with,Described upper centering disk (903) is fixed on screw rod (902) by upper adjusting nut (911); In describedBetween fix centering disk (906) and be fixed on screw rod (902) by middle adjusting nut (907); Under describedCentering disk (909) is fixed on screw rod (902) by lower adjusting nut (913); Described upper centering circleBetween dish (903) and lower centering disk (909), be provided with six uniform steel hand tape spring leafs (905), instituteThe upper end of stating steel hand tape spring leaf (905) is hinged on upper centering disk (903) above by upper pin (904),The lower end of described steel hand tape spring leaf (905) is hinged on lower centering disk (909) by lower pin (908)On; Between described upper centering disk (903) and middle fixing centering disk (906), be provided with three uniformShort adjusting screw(rod) (912); The end of described screw rod (902) has been threaded connection weight (910).
6. adopt any one floated weight inclinometer of claim 1-5 to carry out aperture inclination measurement method,It is characterized in that, it comprises the following steps:
1) install support platform (4), build measuring table, be positioned at boring after just treating gaging hole (10)Measuring table is built in top, and wherein support platform (4) distance treats that the height of gaging hole (10) is 2m;
2) settle device with float (6), outer cylinder body (601) is placed into the stirrup (405) of support platform (4)In, the center of outer cylinder body (601) and the axial line of stirrup (405) are consistent, by outer cylinder body (601)Inner topped up with water (11), and inner barrel (604) is swum on water (11);
3) adjustment line overhangs the diameter of hang device (9), and it is matched with the aperture for the treatment of gaging hole (10), andEnsure that it can pass aperture to be measured (10) smoothly,
4) hang steel wire rope (3), will be wrapped in the diameter 1.0～1.2mm on the winding drum (2) of elevator motor (1)Stainless steel wire rope (3) by fixed pulley (5), through the device with float (6) being arranged in support platform (4),Again the end of steel wire rope (3) and the line of adjusting diameter are overhang to connector (901) phase of hang device (9)Connect, wherein on steel wire rope (3), marked scale;
5) ask the center, aperture for the treatment of gaging hole (10), at drilling orifice, guide pipe is all set, and add with concreteWith fixed, before measurement, to treat gaging hole (10) and carry out vertical quartering demarcation in length and breadth, and on concrete, use oilPaint has marked quartering direction line, by the cross measure bar (701) of measurement mechanism (7) and longitudinal measuring stick (703)Aim at respectively quartering direction line, the initial point that can judge measurement mechanism (7) is drilling orifice center point;
6) after measurement mechanism (7) is fixing, respectively by cross measure bar (701) and longitudinal measuring stick (703)As X-axis and the Y-axis of coordinate system, the initial point using the initial point of measurement mechanism (7) as coordinate system, and divideI, II, III, IV quadrant are marked;
7) data message of the differing heights of gaging hole (10) is treated in measurement;
8) according to step 7) in data calculate and treat the gradient of gaging hole (10).
7. aperture inclination measurement method according to claim 6, is characterized in that described step 3)The adjustment process that center line overhangs hang device (9) is:
1) according to treating gaging hole (10) difference, by regulating steel hand tape spring leaf (905) bending radius, therebyReach the object that changes different measuring aperture, by regulating upper adjusting nut (911), middle adjusting nut (907)With lower adjusting nut (913), loosening upper centering disk (903) and lower centering disk (909), regulate upper and lowerTwo centering disks with middle fixing centering disk (906) thus distance change steel hand tape spring leaf (905)Bending radius or diameter, and then adjust manufactured line and overhang the diameter of hang device (9), after adjustmentDiameter approaches consistent with the diameter for the treatment of gaging hole (10); And overhang online screw rod (902) end of hang device (9)Weight (910) is installed by portion, and the weight of weight is according to the depth calculation of boring, and its computing formula is: W≤10 (1+0.02L), wherein W is weight weight, unit K g; L is hole depth, the m of unit;
2) overhang on hang device (9) and fasten steel wire rope at the line that hangs up properly weight (910), put it into be measuredIn hole (10), carry out boring aperture and sound out for the first time, if at the bottom of being put into hole from aperture smoothly, illustrate that line overhangs to mountPut the diameter of (9) and adjust to the right place, otherwise, need the diameter that line is overhang to hang device (9) to re-start tuneWhole, diameter can be adjusted to and be slightly less than bore diameter 0.5～1mm, again carry out boring aperture and sound out for the first time,Until device is adjusted to the right place in elastic conducting.
8. aperture inclination measurement method according to claim 6, is characterized in that described step 7)The measuring process of middle differing heights data message is:
1) line that hangs up properly steel wire rope (3) is overhang to hang device (9) and put into hole, by elevator motor (1)Winding drum (2) slowly transfer steel wire rope (3), stop unwrapping wire when placing when 2m place, utilize device with float(6) tension disk (407) on clamps steel wire rope (3), avoids gliding, and makes in keg float device simultaneouslyInner barrel (604) does not stress, not outer cylindrical shell (601), in keg float, in free state, works as steel wire rope(3), when transfixion, treating that gaging hole (10) measurement mechanism (7) measures steel wire rope (3) to X, YThe distance of axle, is 2m place drill center and relatively treats the coordinate at gaging hole (10) center;
2) unclamp tension disk (407), again slowly transfer steel wire rope (3), respectively at 4m, 6m, 8mAt the bottom of hole, measure this position drill center relatively with treat the coordinate at gaging hole (10) center, completed hole deviation measurement.
9. aperture inclination measurement method according to claim 6, is characterized in that described step 8)Computational process is:
1) by by step 7) in the coordinate that measures by 0m, 2m, 4m, 6m ... each point projects to sameIn plane, wherein the aperture coordinate { 0, (0,0) } when 0m, is followed successively by { Li,(xi,yi), wherein i is for surveyingThe number of times of amount, LiFathoming while being i for measuring number of times, xi、yiFor fathoming as LiTime to be measuredThe coordinate of the center in hole (10) in X, Y-axis;
2) do circle taking the each point circle of position heart, boring radius as radius, all circles intersect and form a public domain;
3) do the inscribed circle of public domain, mark out the center of circle and obtain its coordinate (x, y);
4) utilize the coordinate figure of obtaining, pass through formulaThe angle of calculating is wholeThe hole deviation of individual boring.
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| CN106197375A (en) * | 2016-08-31 | 2016-12-07 | 广州市吉华勘测股份有限公司 | A kind of remote automation tilt measurement and device |
| CN107143081A (en) * | 2017-03-30 | 2017-09-08 | 苏州金螳螂建筑装饰股份有限公司 | Combined hanging type decoration element perpendicularity adjusting part |
| CN109029215A (en) * | 2018-09-17 | 2018-12-18 | 中国五冶集团有限公司 | A kind of mechanism for the measurement of pile foundation hole depth |
| CN113251930A (en) * | 2021-06-29 | 2021-08-13 | 长江空间信息技术工程有限公司(武汉) | High-precision intelligent measuring device and method for effective pipe or aperture and circle center in pipe or hole |
| CN113756788A (en) * | 2021-10-18 | 2021-12-07 | 中国地质大学（北京） | Mechanical type is along with boring well deviation measuring apparatu |
| CN113931618A (en) * | 2021-09-07 | 2022-01-14 | 深圳宏业基岩土科技股份有限公司 | Bored concrete pile straightness detection device that hangs down |
| CN115031703A (en) * | 2022-03-04 | 2022-09-09 | 中铁十局集团第三建设有限公司 | One-well directional connection measurement construction method |
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| CN113931618B (en) * | 2021-09-07 | 2023-07-25 | 深圳宏业基岩土科技股份有限公司 | Bored concrete pile straightness detection device that hangs down |
| CN113756788A (en) * | 2021-10-18 | 2021-12-07 | 中国地质大学（北京） | Mechanical type is along with boring well deviation measuring apparatu |
| CN115031703A (en) * | 2022-03-04 | 2022-09-09 | 中铁十局集团第三建设有限公司 | One-well directional connection measurement construction method |
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