CN204059327U - The stratum deformation monitoring device in precipitation region - Google Patents
The stratum deformation monitoring device in precipitation region Download PDFInfo
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- CN204059327U CN204059327U CN201420451900.3U CN201420451900U CN204059327U CN 204059327 U CN204059327 U CN 204059327U CN 201420451900 U CN201420451900 U CN 201420451900U CN 204059327 U CN204059327 U CN 204059327U
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Abstract
The stratum deformation monitoring device in precipitation region, relates to civil engineering technical field, and what solve is that existing monitoring mode operates inconvenient and that accuracy of measurement is low technical problem.This device comprises guard bar pipe, well lid, sedimentation mark post; Described guard bar pipe is the straight tube of upper and lower both ends open, and guard bar pipe is vertically arranged in ground layer soil body, and the inwall of guard bar pipe is fixed with the multiple guard rings laid at interval from bottom to up, and the bottom horizontal of guard bar pipe has base plate; Described base plate coordinates with the activity of guard bar pipe, and the bottom surface of base plate is fixed with vertical dowel; Described well lid covers the top mouth of pipe of guard bar pipe, and well lid and each guard ring are provided with the supported hole that can pass for sedimentation mark post; Described sedimentation mark post is placed in guard bar pipe so that movable fit system is perpendicular, and the shaft of sedimentation mark post is with gap fiting mode through the supported hole of each guard ring and the supported hole of well lid, and bottom and the base plate of sedimentation mark post are affixed.The device that the utility model provides, is applicable to the stratum deformation situation of monitoring precipitation region.
Description
Technical field
The utility model relates to civil engineering technology, particularly relates to a kind of technology of stratum deformation monitoring device of precipitation region.
Background technology
Deep foundation pit precipitation is an important technique measure of deep pit monitor excavation.Should below underground water potential drop to safety depth, control the decline of the outer water level in hole again, protection of the environment is effectively an important ring of engineering construction.
Employing multi-well pumping is tested, the rule of monitoring multi-well pumping effect sub-surface compressed in layers, can be and estimates sedimentation outside hole that foundation pit dewatering produces, provide strong technical basis.
At present, the monitoring method of formation compressed in layers has: magnet ring, multiple position extensometer etc.These means need instrumentation and skilled professional, and the installation of monitoring equipment, complex operation, efficiency is low.In addition, because monitoring equipment installation requirement is higher, comparatively large again by environmental disturbances etc., monitoring equipment fault rate, monitored data error rate are all higher.
Utility model content
For the defect existed in above-mentioned prior art, technical problem to be solved in the utility model is to provide a kind of easy for installation, simple to operate, and the stratum deformation monitoring device in the high precipitation region of accuracy of measurement.
In order to solve the problems of the technologies described above, the stratum deformation monitoring device in a kind of precipitation region provided by the utility model, is characterized in that: comprise guard bar pipe, well lid, sedimentation mark post;
Described guard bar pipe is the straight tube of upper and lower both ends open, and guard bar pipe is vertically arranged in ground layer soil body, and the inwall of guard bar pipe is fixed with the multiple guard rings laid at interval from bottom to up, and the bottom horizontal of guard bar pipe has base plate;
Described base plate coordinates with the activity of guard bar pipe, and the bottom surface of base plate is fixed with vertical dowel;
Described well lid covers the top mouth of pipe of guard bar pipe, and well lid and each guard ring are provided with the supported hole that can pass for sedimentation mark post;
Described sedimentation mark post is placed in guard bar pipe so that movable fit system is perpendicular, and the shaft of sedimentation mark post is with gap fiting mode through the supported hole of each guard ring and the supported hole of well lid, and bottom and the base plate of sedimentation mark post are affixed.
Further, described guard bar pipe has two, and the caliber of two guard bar pipes is different and coaxially sheathed, and interior guard bar pipe is wherein No. 1 pipe, and outer guard bar pipe is No. 2 pipes, and the bottom of No. 1 pipe is lower than the bottom of No. 2 pipes;
Described base plate has two pieces, and one piece of base plate is wherein No. 1 plate, and another block base plate is No. 2 plates, and No. 1 plate is arranged in No. 1 pipe, and No. 2 plates are annular slab, and No. 2 plates are arranged between two guard bar pipes;
Described sedimentation mark post has many, a sedimentation mark post is wherein No. 1 mark post, other sedimentation mark post is No. 2 mark posts, No. 1 mark post is arranged in the tube chamber of No. 1 pipe, the bottom of No. 1 mark post and No. 1 plate affixed, each No. 2 mark posts are all arranged between two guard bar pipes, and the bottom of each No. 2 mark posts is all affixed with No. 2 plates.
The stratum deformation monitoring device in the precipitation region that the utility model provides, according to measurement of the level principle, utilize sedimentation mark post to monitor the stratum deformation in precipitation region, have easy for installation, feature simple to operate, and the bottom of sedimentation mark post and deep soil consolidation, the deformation condition of deep soil can be reflected in time, have the advantages that accuracy of measurement is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the stratum deformation monitoring device in the precipitation region of the utility model first embodiment;
Fig. 2 is the structural representation of the stratum deformation monitoring device in the precipitation region of the utility model second embodiment.
Detailed description of the invention
Illustrate below in conjunction with accompanying drawing and be described in further detail embodiment of the present utility model, but the present embodiment is not limited to the utility model, every employing analog structure of the present utility model and similar change thereof, all should list protection domain of the present utility model in.
As shown in Figure 1, the stratum deformation monitoring device in a kind of precipitation region that the utility model first embodiment provides, is characterized in that: comprise guard bar pipe 11, well lid 14, sedimentation mark post 12;
Described guard bar pipe 11 is straight tubes of upper and lower both ends open, and guard bar pipe is vertically arranged in ground layer soil body, and the inwall of guard bar pipe is fixed with the multiple guard rings 13 laid at interval from bottom to up, and the bottom horizontal of guard bar pipe has base plate 15;
Described base plate 15 coordinates with guard bar pipe 11 activity, and the bottom surface of base plate is fixed with vertical dowel 16;
Described well lid 14 covers the top mouth of pipe of guard bar pipe 11, and well lid 14 and each guard ring 13 are provided with the supported hole that can pass for sedimentation mark post 12;
Described sedimentation mark post 12 is placed in guard bar pipe 11 so that movable fit system is perpendicular, and the shaft of sedimentation mark post is with gap fiting mode through the supported hole of each guard ring and the supported hole of well lid, and bottom and the base plate 15 of sedimentation mark post are affixed.
The utility model first embodiment is applicable to the deformation condition of monitoring single degree of depth stratum, and its embodiment is as follows:
First excavate an observation well on the stratum, monitoring point in precipitation region to predetermined monitoring depth of stratum, again guard bar pipe is entered observation well 11 times, and clay mortar 17 is tamped between guard bar pipe outer wall and the observation well borehole wall, again base plate is entered guard bar pipe 15 times, and make the dowel 16 of base plate bottom surface insert in the soil body 19 in observation well shaft bottom, then sedimentation mark post 12 and each guard ring 13 are installed in guard bar pipe, make the shaft of sedimentation mark post through the supported hole of each guard ring, each can play supporting pad to sedimentation mark post to the guard ring that interval is laid from bottom to up and protect effect, prevent sedimentation mark post from bending when the degree of depth is darker, thus avoid displacement error, then by the bottom of sedimentation mark post and the affixed and poured concrete 18 of base plate, make bottom sedimentation mark post with periphery soil solidifying, then well lid 14 is set at observation well well head and covers the guard bar pipe top mouth of pipe, and make the supported hole of shaft through well lid of sedimentation mark post, the supported hole of well lid can play centralizing function to sedimentation mark post, then eye-catching top mark is set on sedimentation mark post top, and with municipal water on schedule for benchmark, the top utilizing level gauge to monitor sedimentation mark post marks the vertical displacement on schedule of relative municipal water,
Sedimentation mark post puts into observation well and after bottom and periphery soil solidifying, initial stage is due to the deadweight compression of soil body unloading rebound and sedimentation mark post, need the stand-down that certain hour is set, make sedimentation mark post synchronous with the distortion of surrounding formations, the top of sedimentation mark post marks the relative municipal water vertical displacement initial stage on schedule and monitors more than 3 times, the sedimentation mark post stabilization desired time is generally not less than two weeks, at the end of the stable stand-down of sedimentation mark post, the top of sedimentation mark post is marked the calibration value that the vertical displacement on schedule of relative municipal water is set as sedimentation mark post;
After terminating stable stand-down of sedimentation mark post, utilize the top mark of level gauge periodic measurement sedimentation mark post relative to municipal water vertical displacement value on schedule, and analyze distortion numerical value, the deformation rule on stratum according to measured value.
As shown in Figure 2, the stratum deformation monitoring device in a kind of precipitation region that the utility model second embodiment provides, is characterized in that: comprise well lid 24, and two guard bar pipes 211,212, many sedimentation mark posts 221,222;
Described guard bar pipe is the straight tube of upper and lower both ends open, two guard bar pipes 211,212 are all vertically arranged in ground layer soil body, the caliber of two guard bar pipes is different and coaxially sheathed, interior guard bar pipe 211 is wherein No. 1 pipe, outer guard bar pipe 212 is No. 2 pipes, the bottom of No. 1 pipe is lower than the bottom of No. 2 pipes, and the inwall of each guard bar pipe is all fixed with the multiple guard rings 23 laid at interval from bottom to up, and the bottom horizontal of guard bar pipe has base plate;
Described base plate has two pieces, two pieces of base plates 251,252 all coordinate with the activity of guard bar pipe, the bottom surface of every block base plate is all fixed with vertical dowel, one piece of base plate 251 is wherein No. 1 plate, another block base plate 252 is No. 2 plates, No. 1 plate 251 is arranged in No. 1 pipe 211, and No. 2 plates 252 are annular slab, and No. 2 plates are arranged between two guard bar pipes;
Described well lid 24 covers the top mouth of pipe of each guard bar pipe, and well lid and each guard ring are provided with the supported hole that can pass for sedimentation mark post;
Described sedimentation mark post has many, a sedimentation mark post 221 is wherein No. 1 mark post, other sedimentation mark post 222 is No. 2 mark posts, No. 1 mark post 221 is arranged in the tube chamber of No. 1 pipe 211, the bottom of No. 1 mark post and No. 1 plate 251 affixed, each No. 2 mark posts 222 are all arranged between two guard bar pipes, the bottom of each No. 2 mark posts is all affixed with No. 2 plates 252, supported hole quantity on well lid is consistent with sedimentation mark post quantity, and one_to_one corresponding, the shaft of No. 1 mark post is each passed through the corresponding supported hole on the supported hole of No. 1 upper each guard ring of pipe and well lid with gap fiting mode, the shaft of each No. 2 mark posts is each passed through the corresponding supported hole on the supported hole of No. 2 upper each guard rings of pipe and well lid with gap fiting mode.
The utility model second embodiment is applicable to the deformation condition of simultaneously monitoring two different depth stratum, and its embodiment is as follows:
First excavate two-part observation by changing the borehole diameter well wide at the top and narrow at the bottom on the stratum, monitoring point in precipitation region to predetermined monitoring depth of stratum, again No. 1 pipe is entered observation well 211 times, and make the bottom of No. 1 pipe stretch into observation well hypomere, then between No. 1 pipe and observation well hypomere, clay mortar is tamped, again No. 1 plate is entered No. 1 pipe 211 for 251 times, and make the dowel of No. 1 plate bottom surface insert in the soil body bottom observation well hypomere, then at No. 1 inside pipe wall, guard ring is installed, and in No. 1 pipe, No. 1 mark post 221 is installed, make the shaft of No. 1 mark post through the supported hole of each guard ring on No. 1 inside pipe wall, each can play supporting pad to No. 1 mark post to the guard ring that interval is laid from bottom to up and protect effect, prevent No. 1 mark post from bending when the degree of depth is darker, thus avoid displacement error, then by the bottom of No. 1 mark post and the affixed and poured concrete of No. 1 base plate, make bottom No. 1 mark post with periphery soil solidifying,
Then No. 2 pipes are entered observation well 212 times, and make the bottom of No. 2 pipes extend the bottom of observation well epimere, then between No. 2 pipes and observation well epimere, clay mortar is tamped, again No. 2 plates are entered No. 2 pipes 212 for 252 times, and make the dowel of No. 2 plate bottom surfaces insert in the soil body bottom observation well epimere, then at No. 2 inside pipe walls, guard ring is installed, and in No. 2 pipes, each No. 2 mark posts 222 are installed, the shaft of each No. 2 mark posts is made to be each passed through the supported hole of each guard ring on No. 2 inside pipe walls, each can play supporting pad to each No. 2 mark posts to the guard ring that interval is laid from bottom to up and protect effect, prevent each No. 2 mark posts from bending when the degree of depth is darker, thus avoid displacement error, then by the bottom of each No. 2 mark posts and the affixed and poured concrete of No. 2 base plates, make bottom each No. 2 mark posts with periphery soil solidifying,
Then well lid is set at observation well well head and covers each guard bar pipe top mouth of pipe, and make the shaft of each sedimentation mark post be each passed through each supported hole on well lid, each supported hole of well lid can play centralizing function to each sedimentation mark post, then eye-catching top mark is set on each sedimentation mark post top, and with municipal water on schedule for benchmark, the top utilizing level gauge to monitor each sedimentation mark post marks the vertical displacement on schedule of relative municipal water;
Each sedimentation mark post puts into observation well and after bottom and periphery soil solidifying, initial stage is due to the deadweight compression of soil body unloading rebound and sedimentation mark post, need the stand-down that certain hour is set, make each sedimentation mark post synchronous with the distortion of surrounding formations, the top of each sedimentation mark post marks the relative municipal water vertical displacement initial stage on schedule and monitors more than 3 times, each sedimentation mark post stabilization desired time is generally not less than two weeks, at the end of the stable stand-down of sedimentation mark post, the top of each sedimentation mark post is marked the calibration value that the vertical displacement on schedule of relative municipal water is set as each sedimentation mark post respectively,
After terminating stable stand-down of sedimentation mark post, utilize the top mark of each sedimentation mark post of level gauge periodic measurement relative to municipal water vertical displacement value on schedule, and analyze distortion numerical value, the deformation rule on stratum according to measured value.
Claims (2)
1. the stratum deformation monitoring device in precipitation region, is characterized in that: comprise guard bar pipe, well lid, sedimentation mark post;
Described guard bar pipe is the straight tube of upper and lower both ends open, and guard bar pipe is vertically arranged in ground layer soil body, and the inwall of guard bar pipe is fixed with the multiple guard rings laid at interval from bottom to up, and the bottom horizontal of guard bar pipe has base plate;
Described base plate coordinates with the activity of guard bar pipe, and the bottom surface of base plate is fixed with vertical dowel;
Described well lid covers the top mouth of pipe of guard bar pipe, and well lid and each guard ring are provided with the supported hole that can pass for sedimentation mark post;
Described sedimentation mark post is placed in guard bar pipe so that movable fit system is perpendicular, and the shaft of sedimentation mark post is with gap fiting mode through the supported hole of each guard ring and the supported hole of well lid, and bottom and the base plate of sedimentation mark post are affixed.
2. the stratum deformation monitoring device in precipitation region according to claim 1, it is characterized in that: described guard bar pipe has two, the caliber of two guard bar pipes is different and coaxially sheathed, and interior guard bar pipe is wherein No. 1 pipe, outer guard bar pipe is No. 2 pipes, and the bottom of No. 1 pipe is lower than the bottom of No. 2 pipes;
Described base plate has two pieces, and one piece of base plate is wherein No. 1 plate, and another block base plate is No. 2 plates, and No. 1 plate is arranged in No. 1 pipe, and No. 2 plates are annular slab, and No. 2 plates are arranged between two guard bar pipes;
Described sedimentation mark post has many, a sedimentation mark post is wherein No. 1 mark post, other sedimentation mark post is No. 2 mark posts, No. 1 mark post is arranged in the tube chamber of No. 1 pipe, the bottom of No. 1 mark post and No. 1 plate affixed, each No. 2 mark posts are all arranged between two guard bar pipes, and the bottom of each No. 2 mark posts is all affixed with No. 2 plates.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420451900.3U CN204059327U (en) | 2014-08-12 | 2014-08-12 | The stratum deformation monitoring device in precipitation region |
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| CN201420451900.3U CN204059327U (en) | 2014-08-12 | 2014-08-12 | The stratum deformation monitoring device in precipitation region |
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| CN204059327U true CN204059327U (en) | 2014-12-31 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631420A (en) * | 2015-02-17 | 2015-05-20 | 天津市锦昊地质工程科技有限责任公司 | Metal header for monitoring stratum settlement |
| CN106871866A (en) * | 2017-03-24 | 2017-06-20 | 中国水利水电第八工程局有限公司 | A kind of excavation face bottom sinking deformation monitoring device and its application method |
| CN108708361A (en) * | 2018-06-28 | 2018-10-26 | 机械工业勘察设计研究院有限公司 | A kind of deep settlement monitoring device and embedded sedimentation calibration method |
| CN110514184A (en) * | 2019-08-30 | 2019-11-29 | 中铁隧道局集团有限公司 | One kind being used for deeper formation deformation measurement easy device and its method for measurement |
| CN111912384A (en) * | 2020-09-14 | 2020-11-10 | 中国电建集团成都勘测设计研究院有限公司 | Ultra-wideband radar settlement monitoring implementation method |
-
2014
- 2014-08-12 CN CN201420451900.3U patent/CN204059327U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631420A (en) * | 2015-02-17 | 2015-05-20 | 天津市锦昊地质工程科技有限责任公司 | Metal header for monitoring stratum settlement |
| CN106871866A (en) * | 2017-03-24 | 2017-06-20 | 中国水利水电第八工程局有限公司 | A kind of excavation face bottom sinking deformation monitoring device and its application method |
| CN106871866B (en) * | 2017-03-24 | 2023-06-13 | 中国水利水电第八工程局有限公司 | Excavation surface bottom settlement deformation monitoring device and application method thereof |
| CN108708361A (en) * | 2018-06-28 | 2018-10-26 | 机械工业勘察设计研究院有限公司 | A kind of deep settlement monitoring device and embedded sedimentation calibration method |
| CN108708361B (en) * | 2018-06-28 | 2023-12-01 | 机械工业勘察设计研究院有限公司 | Deep sedimentation monitoring device and method for embedding sedimentation marks |
| CN110514184A (en) * | 2019-08-30 | 2019-11-29 | 中铁隧道局集团有限公司 | One kind being used for deeper formation deformation measurement easy device and its method for measurement |
| CN110514184B (en) * | 2019-08-30 | 2021-07-20 | 中铁隧道局集团有限公司 | Simple device for measuring deep stratum deformation and measuring method thereof |
| CN111912384A (en) * | 2020-09-14 | 2020-11-10 | 中国电建集团成都勘测设计研究院有限公司 | Ultra-wideband radar settlement monitoring implementation method |
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| CP01 | Change in the name or title of a patent holder |
Address after: 200444 Shanghai city Baoshan District Jinqiu road 2399 Lane 198, building 1 B zone Patentee after: SHANGHAI GUANGLIAN ENVIRONMENTAL & GEOTECHNICAL ENGINEERING CO., LTD. Address before: 200444 Shanghai city Baoshan District Jinqiu road 2399 Lane 198, building 1 B zone Patentee before: Shanghai Guanglian Building Development Co., Ltd. |