CN104596475A - System and method for monitoring stratum sedimentation - Google Patents
System and method for monitoring stratum sedimentation Download PDFInfo
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- CN104596475A CN104596475A CN201510085282.4A CN201510085282A CN104596475A CN 104596475 A CN104596475 A CN 104596475A CN 201510085282 A CN201510085282 A CN 201510085282A CN 104596475 A CN104596475 A CN 104596475A
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- metal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
Abstract
The invention relates to the monitoring of vertical deformation of a stratum, further relates to a system and method for monitoring stratum sedimentation, and also relates to a system and method for monitoring settlement and layering of a stratum with one hole and a plurality of marks. The system for monitoring the stratum sedimentation comprises a vertical well, a monitoring metal mark head embedded in a hole wall stratum of the vertical well in depth to be monitored, a bracket, a pulley positioned above the bracket, a metal detector perpendicularly moving along the vertical well, a measuring line for dragging the metal detector through the pulley and a displacement meter for metering the movement amount of the measuring line and then measuring the movement amount of the metal detector in the vertical well. Compared with an existing technology, the system and the method disclosed by the invention have the advantages that components of an underground part of the system are relatively few, the monitoring metal mark head is the main component, the mounting cost of the underground part is lower, and an aboveground part can be flexibly moved, so that the whole body is convenient to maintain.
Description
Technical field:
The present invention relates to the monitoring of vertical deformation layer by layer, relate to a kind of stratum settlement monitoring system and method further, also relate to a kind of hole many marks stratum settlement hierarchical monitor system and method.
Background technology:
The sedimentation on stratum is extremely important to safety such as above ground structure, pipeline, municipal works, hydraulic engineerings.Existing technology is mainly through at embedded underground signal generation apparatus, and carry out range observation with the signal receiving device of ground fixed position, monitoring equipment is embedded in underground, once monitoring equipment is impaired, whole monitoring device is scrapped, and monitoring periods is shorter, can not adapt to long-term settlement detection requirement.Stratum
Summary of the invention:
The object of the present invention is to provide a kind of system and method meeting land subsidence long term monitoring.The present invention is achieved through the following technical solutions:
Stratum settlement monitoring system, comprising:
Under ground portion: vertical shaft 611; Embed the monitoring metal header 601 of the vertical shaft hole wall stratum degree of depth to be monitored;
Aerial part: support 607, is positioned at the pulley 701 on support; Along the metal detector 608 of vertical shaft vertical movement; By the survey line 612 of pulley traction metal detector; Displacement measurement instrument 604, the amount of movement of metering survey line, and then measure the amount of movement of metal detector in vertical shaft.
The stratum settlement monitoring method that said system realizes, comprises the steps:
Metal detector 608 is sunk to vertical shaft 611 from specific vertical height, the measuring point of setting survey line displacement;
When metal detector 608 detects monitoring metal header 601, be set as the metering terminal of survey line displacement;
Between measuring point and metering terminal, the displacement of survey line is the vertical range of monitoring metal header distance measuring starting point.
Preferably, system also comprises:
Be nested in the non-metal inner sleeve pipe 610 in vertical shaft; Be positioned at the demarcation metal header 609 on non-metal inner sleeve tube wall, adjacent and not identical in vertical height with monitoring metal header.Described demarcation metal header is preferably ring-type, is fixed on non-metal inner sleeve pipe outer wall; The optimum position of described demarcation metal header is positioned at the top of monitoring metal header in the vertical direction.
By the setting of non-metal inner sleeve pipe and the setting of demarcation metal gauge outfit, the metering of vertical range between monitoring header and ground survey starting point is reduced into the metering of monitoring header and demarcating vertical range between header; Reduce gauge length, reduce error.
The stratum settlement monitoring method that said system realizes, comprises the steps:
Metal detector 608 is avaled from non-metal inner sleeve pipe upper end, when to detect first demarcate metal header 609 or monitoring metal header 601 time, be set as the measuring point of survey line displacement;
When metal detector again detects monitoring metal header 601 or demarcates metal header 609, be set as the metering terminal of survey line displacement;
Between measuring point and metering terminal, the displacement of survey line is for monitoring metal header 601 and demarcating Relative vertical distance between metal header 609; Because the vertical range of demarcating between metal header 609 and non-metal inner sleeve pipe upper end immobilizes, and then obtain the vertical range between monitoring metal header 601 and non-metal inner sleeve pipe upper end.
One hole many marks stratum settlement hierarchical monitor system, comprising:
Under ground portion: vertical shaft 611; The N number of monitoring metal header 601,702,703, N embedding the N number of degree of depth to be monitored in same vertical shaft hole wall stratum is more than or equal to 2; Be nested in the non-metal inner sleeve pipe 610 in vertical shaft; Be positioned at the N number of demarcation metal header 609,704,705 on non-metal inner sleeve tube wall, each demarcation metal header and corresponding monitoring metal header are adjacent and not identical in vertical height;
Aerial part: support 607, is positioned at the pulley 701 on support; Along the metal detector 608 of vertical shaft vertical movement; By the survey line 612 of pulley traction metal detector; Displacement measurement instrument 604, the amount of movement of metering survey line, and then measure the amount of movement of metal detector in vertical shaft.
Preferably, above-mentioned demarcation metal header is ring-type, is fixed on non-metal inner sleeve pipe outer wall.The position of above-mentioned demarcation metal header 609,704,705 is preferably positioned at the top of corresponding monitoring metal header 601,702,703 in the vertical direction.
Hole many marks stratum settlement hierarchical monitor method that said system realizes, comprises the steps:
Sunk to from non-metal inner sleeve pipe 610 upper end by metal detector 608, for N group monitoring metal header 601,702,703 and demarcation metal header 609,704,705, often group is:
The signal that odd-times detects is the signal demarcating metal header, is set as the measuring point of this group position survey line displacement;
The signal that corresponding even-times detects is the signal of monitoring metal header, is set as the metering terminal of this group position survey line displacement;
Between every Sets of Measurement starting point and metering terminal, the displacement of survey line is monitored metal header for this group and demarcates Relative vertical distance between metal header; Because the vertical range between each demarcation metal header and inner sleeve upper end immobilizes, and then obtain the vertical range between corresponding monitoring metal header and inner sleeve upper end.
The present invention is relative to the advantage of prior art:
(1) native system under ground portion parts are relatively less, and be mainly monitoring metal header, under ground portion installation cost is lower; And aerial part can movement flexibly, whole implementation cost is lower.
(2) preferred version of the present invention, employs non-metal inner sleeve pipe and is positioned at the demarcation metal header on non-metal inner sleeve tube wall, will measure range and shorten, and decrease error and the accumulation of error.
(3) one hole many marks stratum settlement hierarchical monitor systems are marked relative to a hole one of the prior art, and decrease the quantity of boring, construction costs significantly reduces, and floor area significantly reduces.
Accompanying drawing illustrates:
Fig. 1 is hole many marks stratum settlement hierarchical monitor system schematic in embodiment; In figure, 601,702,703 representative monitoring metal headers, 602 represent sub-surface, 603 represent bobbin winoler, and 604 represent displacement measurement instrument, 605 representative data registering instruments, 606 represent expansion tightening wheel, and 607 represent support, and 608 represent metal detector, 609, metal header is demarcated in 704,705 representatives, and 610 represent non-metal inner sleeve pipe, and 611 represent vertical shaft, 612 represent survey line, 613 objects representing aerial part, 614 represent cushion cap, and 615 represent non-metal inner sleeve pipe base; 701 represent pulley.
Fig. 2 is the structural front view of monitoring metal header in embodiment; 502,503 represent header pawl, 506 represent Center stake, and it is rectangular pyramid that 506-1 represents bottom Center stake, and 506-2 represents the right cylinder that Center stake top is; Rear view, left view, right view are identical with this view.
Fig. 3 is the vertical view that Fig. 2 is corresponding; In figure, 504,505 represent header pawl.
Fig. 4 is the upward view that Fig. 2 is corresponding.In figure, 501 represent rectangle outer face.
Fig. 5 is the metal header erector centrally line diagrammatic cross-section with monitoring metal header cooperating in embodiment, in figure, 1 represents the first oil cylinder, 2 represent pulling needle, 3 represent the second sensor, 4 represent first sensor, 5 representatives extrude mouth, 6 represent metal header, 7 represent header storehouse, 8 represent pressure exerting arrangement, 9 represent housing, 10, 11 oil circuits representing the second oil cylinder, 12 represent the second oil cylinder, 14 represent cross-brace holder, 15, 16 oil circuits representing the first oil cylinder, 201 represent the first jointed shaft, 202 represent the second jointed shaft, 203 represent the 3rd jointed shaft, 302 represent second exerts pressure bar, 303 represent the 3rd exerts pressure bar, 401 represent tapered lower end head, 402 represent tapered upper end head.
Embodiment:
Contrast Fig. 1, hole many marks stratum settlement hierarchical monitor system, comprising:
Under ground portion: vertical shaft 611; Embed 3 monitoring metal headers 601,702,703 of 3 degree of depth to be monitored in same vertical shaft hole wall stratum; Be nested in the non-metal inner sleeve pipe 610 in vertical shaft; 3 of being positioned on non-metal inner sleeve tube wall demarcate metal header 609,704,705, it is circular for demarcating metal header 609,704,705, be fixed on non-metal inner sleeve pipe outer wall, its position is positioned at the top of corresponding monitoring metal header 601,702,703 in the vertical direction; Non-metal inner sleeve pipe base 615, plays the effect of filtering the solids such as silt;
Aerial part: support 607, is positioned at the pulley 701 on support; Along the metal detector 608 of vertical shaft vertical movement; By the survey line 612 of pulley traction metal detector; Displacement measurement instrument 604, the amount of movement of metering survey line, and then measure the amount of movement of metal detector in vertical shaft; Bobbin winoler 603; Datalogger 605, record comprises the measurement data of displacement measurement instrument data; Expansion tightening wheel 606; Aerial part housing 613; Cushion cap 614; Described metal detector comprises EDDY CURRENT sensing unit, can to 400mm
2metal is found out at distance 100mm place.
Under ground portion is installed: construction shaft 611, monitoring metal header 601 is determined by sampling, 702, 703 installation sites in sub-surface 602, then metal header erector is utilized to be arranged in predetermined sub-surface one by one by monitoring metal header, for the position of each monitoring metal header, in each monitoring metal header depth minus 1 meter of position, corresponding demarcation metal header 609 is installed, 704, 705, demarcation metal header position according to determining is arranged on non-metal inner sleeve pipe 610 one by one, non-metal inner sleeve length of tube at the bottom of vertical shaft hole to ground, non-metal inner sleeve pipe base 615 is installed in non-metal inner sleeve pipe lower end, to install and demarcate metal header 609, 704, 705 and non-metal inner sleeve pipe base 615 non-metal inner sleeve pipe under enter in vertical shaft, between non-metal inner sleeve pipe and vertical shaft, clearance filled clay seals, so far complete under ground portion to install.
Aerial part is installed: assemble cushion cap 614 on ground around vertical shaft 611 and non-metal inner sleeve pipe 610, cushion cap is installed aerial part housing 613, and be connected with the bolted be embedded in cushion cap 614; Mounting bracket 607, bobbin winoler 603, displacement measurement instrument 604, expansion tightening wheel 606, data recorder 605, survey line 612 in partial shell on the ground successively, is connected survey line one end with metal detector 608, so far completes aerial part and install.
Hole many marks stratum settlement hierarchical monitor method that said system realizes, comprises the steps:
Rotate bobbin winoler 603, metal detector 608 sunk to from non-metal inner sleeve pipe 610 upper end, for 3 groups of monitoring metal headers 601,702,703 and demarcation metal header 609,704,705:
1, the signal detected for 3,5 times is the signal demarcating metal header, is set as the measuring point of this group position survey line displacement;
2, the signal detected for 4,6 times is the signal of corresponding monitoring metal header, is set as the metering terminal of this group position survey line displacement;
Between every Sets of Measurement starting point and metering terminal, the displacement of survey line is monitored metal header for this group and demarcates Relative vertical distance between metal header; Because the vertical range between each demarcation metal header and inner sleeve upper end immobilizes, and then obtain the vertical range between corresponding monitoring metal header and inner sleeve upper end.
Contrast Fig. 2-4, monitoring metal header comprises: square outer face 501 is stress surface in header installation process; Be positioned at 4 header pawls 502,503,504,505 that four, rectangle outer face right angle is symmetrical, header pawl is cuboid, and outermost end is rectangular pyramid, wedges soil when being convenient to be subject to external force pressure in outer face;
With four header pawl homonymies, be positioned at the Center stake 506 of center, rectangle outer face, when its role is to run into hard object in header installation process, Center stake is used for hard object to back down;
The concrete scheme of described Center stake is: outermost end is tapered, and cone point is all longer to the distance of rectangle outer face than the cone point of any one header pawl in 4 header pawls to the distance of rectangle outer face; Center stake is divided into two sections, and bottom is rectangular pyramid 506-1, and the cone end one only extends to edge, square outer face; Top is right cylinder 506-2, and right cylinder outermost end is circular cone;
Described metal header material selects No. 45 steel, external coating anticorrosive coat.
Contrast Fig. 5, with monitoring metal header with the use of metal header erector, comprising:
The housing 9 of pole shape cavity-like, housing overall diameter is slightly less than the interior diameter of settlement monitoring vertical shaft;
The square-shaped metal header being positioned at lateral location extrudes mouth 5, aims at the vertical shaft inwall will laying metal header in installation process;
Be positioned at the header storehouse 7 that metal header extrudes mouth normal position;
Be positioned at header storehouse, and the pressure exerting arrangement 8 in the top;
Pulling needle 2, shape is " Z " shape, is fixed on housing by hinged mode, when pulling needle rotates along the first jointed shaft 201, just in time can by metal header by being pressed on monitoring vertical shaft hole wall;
First oil cylinder 1, first oil cylinder hinged with pulling needle can drive pulling needle to rotate along the first jointed shaft 201;
To extrude mouth just right with metal header, is also positioned at the cross-brace holder 14 of housing lateral location, before installation metal header, first cross-brace holder stretched out, housing is got direction skew to header, guarantees that metal header has relatively-stationary transverse shifting amount;
Second the exert pressure bar 302 and three hinged with cross-brace holder is exerted pressure bar 303; Second bar and the 3rd of exerting pressure exerts pressure rod-shape for " Z " shape, is fixed on housing respectively by the second jointed shaft 202, the 3rd jointed shaft 203; When the second bar of exerting pressure rotates along the second jointed shaft, the 3rd exerts pressure bar when rotating along the 3rd jointed shaft, just in time cross-brace holder can be crossed out;
To exert pressure simultaneously slide hinged the second oil cylinder 12 of bar with the second bar and the 3rd of exerting pressure, when the second oil cylinder moves along axis, the second bar and the 3rd bar of exerting pressure of exerting pressure can be driven to rotate along the second jointed shaft, the 3rd jointed shaft respectively;
First sensor 4, whether induction metal header arrives out bin location; Second sensor 3, induction pulling needle leans out the maximum position of housing; 3rd sensor 17, the initial position of induced lateral supporting bracket;
Be positioned at the tapered lower end 401 of housing lower surface, be positioned at the tapered upper end head 402 of housing upper surface.
Claims (10)
1. stratum settlement monitoring system, is characterized in that, comprising:
Under ground portion: vertical shaft (611); Embed the monitoring metal header (601) of the vertical shaft hole wall stratum degree of depth to be monitored;
Aerial part: support (607), is positioned at the pulley (701) on support; Along the metal detector (608) of vertical shaft vertical movement; By the survey line (612) of pulley traction metal detector; Displacement measurement instrument (604), the amount of movement of metering survey line, and then measure the amount of movement of metal detector in vertical shaft.
2. stratum settlement monitoring system according to claim 1, is characterized in that, also comprise:
Be nested in the non-metal inner sleeve pipe (610) in vertical shaft; Be positioned at the demarcation metal header (609) on non-metal inner sleeve tube wall, adjacent and not identical in vertical height with monitoring metal header.
3. stratum settlement monitoring system according to claim 2, is characterized in that: described demarcation metal header is ring-type, is fixed on non-metal inner sleeve pipe outer wall.
4. stratum settlement monitoring system according to claim 2, is characterized in that: described demarcation metal header is positioned at the top of monitoring metal header in the vertical direction.
5. stratum settlement monitoring method system described in claim 1 realized, is characterized in that, comprise the steps:
Metal detector (608) is sunk to vertical shaft (611) from specific vertical height, the measuring point of setting survey line displacement;
When metal detector (608) detects monitoring metal header (601), be set as the metering terminal of survey line displacement;
Between measuring point and metering terminal, the displacement of survey line is the vertical range of monitoring metal header distance measuring starting point.
6. stratum settlement monitoring method system described in claim 2 realized, is characterized in that, comprise the steps:
Metal detector (608) is avaled from non-metal inner sleeve pipe upper end, when to detect first demarcate metal header (609) or monitoring metal header (601) time, be set as the measuring point of survey line displacement;
When metal detector again detects monitoring metal header (601) or demarcates metal header (609), be set as the metering terminal of survey line displacement;
Between measuring point and metering terminal, the displacement of survey line is for monitoring metal header (601) and demarcating Relative vertical distance between metal header (609); Because the vertical range of demarcating between metal header (609) and non-metal inner sleeve pipe upper end immobilizes, and then obtain the vertical range between monitoring metal header (601) and non-metal inner sleeve pipe upper end.
7. hole many marks stratum settlement hierarchical monitor system, is characterized in that, comprising:
Under ground portion: vertical shaft (611); Embed N number of monitoring metal header (601,702,703) of the N number of degree of depth to be monitored in same vertical shaft hole wall stratum, N is more than or equal to 2; Be nested in the non-metal inner sleeve pipe (610) in vertical shaft; Be positioned at the N number of demarcation metal header (609,704,705) on inner sleeve tube wall, each demarcation metal header and corresponding monitoring metal header are adjacent and not identical in vertical height;
Aerial part: support (607), is positioned at the pulley (701) on support; Along the metal detector (608) of vertical shaft vertical movement; By the survey line (612) of pulley traction metal detector; Displacement measurement instrument (604), the amount of movement of metering survey line, and then measure the amount of movement of metal detector in vertical shaft.
8. stratum settlement monitoring system according to claim 7, is characterized in that: described demarcation metal header is ring-type, is fixed on non-metal inner sleeve pipe outer wall.
9. stratum settlement monitoring system according to claim 7, is characterized in that: described demarcation metal header (609,704,705) is positioned at the top of corresponding monitoring metal header (601,702,703) in the vertical direction.
10. hole many marks stratum settlement hierarchical monitor method system described in claim 9 realized, is characterized in that, comprise the steps:
Sunk to from non-metal inner sleeve pipe (610) upper end by metal detector (608), for N group monitoring metal header (601,702,703) and demarcation metal header (609,704,705), often group is:
The signal that odd-times detects is the signal demarcating metal header, is set as the measuring point of this group position survey line displacement;
The signal that corresponding even-times detects is the signal of monitoring metal header, is set as the metering terminal of this group position survey line displacement;
Between every Sets of Measurement starting point and metering terminal, the displacement of survey line is monitored metal header for this group and demarcates Relative vertical distance between metal header; Because the vertical range between each demarcation metal header and inner sleeve upper end immobilizes, and then obtain the vertical range between corresponding monitoring metal header and inner sleeve upper end.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510085282.4A CN104596475A (en) | 2015-02-17 | 2015-02-17 | System and method for monitoring stratum sedimentation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510085282.4A CN104596475A (en) | 2015-02-17 | 2015-02-17 | System and method for monitoring stratum sedimentation |
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| CN201510085282.4A Pending CN104596475A (en) | 2015-02-17 | 2015-02-17 | System and method for monitoring stratum sedimentation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345909A (en) * | 2018-11-21 | 2019-10-18 | 广州日昇岩土科技有限公司 | A kind of full-automatic mechanical-type intelligence laminated settlement meter |
| CN111058435A (en) * | 2019-11-29 | 2020-04-24 | 上海建工集团股份有限公司 | Method and device for layered settlement monitoring of deep soil body of soft soil stratum |
| CN111058436A (en) * | 2019-11-29 | 2020-04-24 | 上海建工集团股份有限公司 | Radial implantation device and method for settlement signal marker in soft soil stratum drill hole |
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| CN101078220A (en) * | 2007-06-19 | 2007-11-28 | 中国科学院武汉岩土力学研究所 | Soft soil roadbed settlement monitoring method and device |
| CN101476337A (en) * | 2009-01-15 | 2009-07-08 | 北京交通大学 | Automatic monitoring apparatus and method for layered vertical sedimentation and lateral displacement of roadbed |
| CN102877447A (en) * | 2012-09-24 | 2013-01-16 | 中铁建设集团有限公司 | Shallow stratum multi-point settlement real-time monitoring device and method |
| CN204535693U (en) * | 2015-02-17 | 2015-08-05 | 建设综合勘察研究设计院有限公司天津分院 | Stratum settlement monitoring system and hole many marks stratum settlement hierarchical monitor system |
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2015
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101078220A (en) * | 2007-06-19 | 2007-11-28 | 中国科学院武汉岩土力学研究所 | Soft soil roadbed settlement monitoring method and device |
| CN101476337A (en) * | 2009-01-15 | 2009-07-08 | 北京交通大学 | Automatic monitoring apparatus and method for layered vertical sedimentation and lateral displacement of roadbed |
| CN102877447A (en) * | 2012-09-24 | 2013-01-16 | 中铁建设集团有限公司 | Shallow stratum multi-point settlement real-time monitoring device and method |
| CN204535693U (en) * | 2015-02-17 | 2015-08-05 | 建设综合勘察研究设计院有限公司天津分院 | Stratum settlement monitoring system and hole many marks stratum settlement hierarchical monitor system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345909A (en) * | 2018-11-21 | 2019-10-18 | 广州日昇岩土科技有限公司 | A kind of full-automatic mechanical-type intelligence laminated settlement meter |
| CN111058435A (en) * | 2019-11-29 | 2020-04-24 | 上海建工集团股份有限公司 | Method and device for layered settlement monitoring of deep soil body of soft soil stratum |
| CN111058436A (en) * | 2019-11-29 | 2020-04-24 | 上海建工集团股份有限公司 | Radial implantation device and method for settlement signal marker in soft soil stratum drill hole |
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