CN112833857A - Real-time displacement multi-point monitor for engineering foundation pit - Google Patents
Real-time displacement multi-point monitor for engineering foundation pit Download PDFInfo
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- CN112833857A CN112833857A CN202110006556.1A CN202110006556A CN112833857A CN 112833857 A CN112833857 A CN 112833857A CN 202110006556 A CN202110006556 A CN 202110006556A CN 112833857 A CN112833857 A CN 112833857A
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 98
- 230000037431 insertion Effects 0.000 claims 3
- 238000003780 insertion Methods 0.000 claims 3
- 238000012544 monitoring process Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Radar, Positioning & Navigation (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a real-time displacement multipoint monitor for an engineering foundation pit, which comprises a cylinder body and a measuring instrument, wherein a plurality of detection cavities are equidistantly formed in the cylinder body, a plurality of angle rods are symmetrically installed in each detection cavity, a plurality of detection rods are symmetrically and slidably inserted into the outer wall of the cylinder body, each detection rod extends into the corresponding detection cavity and is provided with a detection plate, the detection plates are slidably sleeved on the angle rods in the corresponding detection cavities, a control pipe is rotatably inserted into the upper end of the cylinder body, and the control pipe penetrates through the detection cavities and extends into a detection groove. The invention realizes the real-time monitoring function of quick response by utilizing the condition that the detection rod and the detection column feed back the displacement of the foundation pit in real time at the same time of supporting and protecting and converting the position relation between the detection plate and the detection column and the angle rod and the straight rod into resistance value change respectively, thereby being safer and more reliable and more accurate and effective in monitoring.
Description
Technical Field
The invention relates to the field of building construction, in particular to a real-time displacement multipoint monitor for an engineering foundation pit.
Background
The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation, and the safety of the foundation pit can reflect the safety of the construction of an underground structure and the surrounding environment of the foundation pit, so that the protection and the detection of the foundation pit are important work for ensuring the construction safety.
The existing foundation pit displacement detection is usually detected in an artificial measurement mode of an inclinometer pipe, the detection response is slow, and the foundation pit cannot be monitored in real time, namely the foundation pit cannot be corrected in time and risk cannot be avoided in time.
Disclosure of Invention
The invention aims to solve the defects that the detection response is slow and real-time monitoring cannot be realized in the prior art, and provides a real-time displacement multipoint monitor for an engineering foundation pit.
In order to achieve the purpose, the invention adopts the following technical scheme:
a real-time displacement multipoint monitor for an engineering foundation pit comprises a cylinder body and a measuring instrument, wherein a plurality of detection cavities are formed in the cylinder body at equal intervals, a plurality of angle rods are symmetrically installed in each detection cavity, a plurality of detection rods are symmetrically inserted into the outer wall of the cylinder body in a sliding manner, each detection rod extends into the corresponding detection cavity and is provided with a detection plate, the detection plates are sleeved on the angle rods in the corresponding detection cavities in a sliding manner, a control pipe is rotatably inserted into the upper end of the cylinder body and penetrates through the detection cavities and extends into a detection groove, two control discs are symmetrically sleeved on one section of the control pipe in the detection cavities, a detection groove is formed in the lower end of the cylinder body, two straight bars are symmetrically installed at the bottom of the detection groove, a detection column is inserted into the detection groove in a sliding manner, two jacks are formed in the upper end of the detection column, the two straight rods are respectively inserted into the two inserting holes in a sliding mode.
Preferably, every the one end that the cylinder was kept away from to the measuring pole all installs the location acanthopore plate, every the measuring pole is located and all overlaps between location acanthopore plate and the cylinder and is equipped with the side stay spring.
Preferably, the fixed plate is installed to the lower extreme that detects the post, it is equipped with supporting spring to detect the cover that the post is located between the lower extreme of the cylinder of fixed plate.
Preferably, two line holes are symmetrically formed in one section of the side wall, located in the detection cavities, of the control tube, and the measuring instrument is electrically connected with the angle rods and the straight rods through the control tube and the line holes respectively.
Preferably, two control discs in the same detection cavity are vertically symmetrical, a plurality of control bent blocks are annularly and equidistantly arranged on one side wall of each control disc, close to the angle rod, and each control bent block is arranged between the detection plate and the inner wall of the detection cavity.
The invention has the following beneficial effects:
1. fix the inner wall in the foundation ditch through a plurality of location thorn boards and realize the multiple spot monitoring to the foundation ditch, increase measurement accuracy, and can fix a position the position of foundation ditch displacement fast, fix in the bottom of foundation ditch through fixed plate and detection post, can monitor the settlement of foundation ditch bottom, realize the all-round displacement monitoring of foundation ditch.
2. Make measuring rod and detection post relative cylinder take place relative motion through foundation ditch displacement, then take place relative motion between detection board and the angle bar, take place relative motion between detection post and the straight-bar, make equivalent resistance value between many angle bars and the equivalent resistance value between two straight-bars change, then the measuring apparatu can feed back the equivalent resistance value of angle bar and straight-bar fast, realize real-time multiple spot monitoring, and response speed is fast.
3. Through the measuring pole with detect the post and fix respectively in the lateral wall and the bottom of foundation ditch for the foundation ditch can real-time conduction and convert resistance change when taking place the displacement, and through the support of measuring pole and measuring post and the support of side stay spring and supporting spring, can provide effectual holding power when the displacement takes place for the foundation ditch, avoid the foundation ditch to collapse because of the displacement fast and can't remedy and cause loss or incident, increase the safety protection function.
4. Can make the control panel rotate through rotating the control panel, the control panel rotates and makes the bent piece of a plurality of controls rotate and extrude the pick-up plate for the pick-up plate can stimulate the measuring pole shrink, is convenient for along transferring foundation ditch and quick installation.
In summary, the invention utilizes the detection rod and the detection column to support and protect the foundation pit displacement in real time and feed back the situation of the foundation pit displacement in multiple points, and converts the position relationship between the detection plate and the detection column and the angle rod and the straight rod into resistance value change respectively, thereby realizing the real-time monitoring function of quick response, being safer and more reliable, and being more accurate and effective in monitoring.
Drawings
Fig. 1 is a schematic structural diagram of a real-time displacement multipoint monitor for an engineering foundation pit according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is an enlarged view of a control panel of the real-time displacement multi-point monitor for an engineering pit according to the present invention.
In the figure: 1 column body, 11 detection cavities, 12 detection grooves, 2 control tubes, 21 line holes, 3 control panels, 31 control bent blocks, 4 detection rods, 41 positioning thorn plates, 42 side supporting springs, 43 detection plates, 5 corner rods, 6 straight rods, 7 detection columns, 71 fixing plates, 72 supporting springs, 73 jacks and 8 measuring instruments.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a real-time displacement multipoint monitor for an engineering foundation pit comprises a cylinder body 1 and a measuring instrument 8, wherein a plurality of detection cavities 11 are equidistantly formed in the cylinder body 1, a plurality of angle rods 5 are symmetrically installed in each detection cavity 11, a plurality of detection rods 4 are symmetrically inserted into the outer wall of the cylinder body 1 in a sliding manner, each detection rod 4 extends into the corresponding detection cavity 11 and is provided with a detection plate 43, the plurality of detection plates 43 are slidably sleeved on the plurality of angle rods 5 in the corresponding detection cavities 11, a control tube 2 is rotatably inserted into the upper end of the cylinder body 1, the control tube 2 penetrates through the plurality of detection cavities 11 and extends into a detection groove 12, two control discs 3 are symmetrically sleeved on a section of the control tube 2 in the plurality of detection cavities 11, the cylinder body 12 is formed at the lower end of the control tube 1, two straight rods 6 are symmetrically installed at the bottom of the detection groove 12, a detection column 7 is slidably inserted, two jacks 73 are formed in the upper end of the detection column 7, and the two straight rods 6 are respectively inserted into the two jacks 73 in a sliding manner.
Every measuring rod 4 keeps away from the one end of cylinder 1 and all installs location acanthopore plate 41, and every measuring rod 4 is located and all overlaps between location acanthopore plate 41 and the cylinder 1 and is equipped with side stay spring 42, and location acanthopore plate 41 is fixed at the foundation ditch lateral wall, avoids appearing the slip condition that drops, increases the protective capacities to the foundation ditch, and can feed back the lateral wall displacement of foundation ditch to the position change between pick-up plate 43 and the horn bar 5 through measuring rod 4 in real time.
The fixing plate 71 is installed at the lower end of the detection column 7, the supporting spring 72 is sleeved between the lower ends of the columns 1, located on the fixing plate 71, of the detection column 7, the fixing plate 71 is fixedly connected with the bottom of the foundation pit, the sedimentation condition of the bottom of the foundation pit can be detected in real time, and the bottom displacement of the foundation pit is fed back in real time through the detection column 7 and changes in position between the straight rod 6.
Two line holes 21 have been seted up to equal symmetry on a plurality of one section lateral walls that detect the chamber 11 that control tube 2 is located, and measuring apparatu 8 is through control tube 2 and a plurality of line holes 21 a plurality of angle poles of electric connection 5 and two straight-bars 6 respectively, and the displacement condition of foundation ditch can be known to measuring apparatu 8 through detecting equivalent resistance value between a plurality of angle poles 5 and the equivalent resistance value between two straight-bars 6 in same detection chamber 11, and the response is rapid and can multiple spot real-time supervision.
Two control panels 3 of same detection intracavity 11 are symmetry from top to bottom, every control panel 3 all installs the bent piece 31 of a plurality of controls in annular equidistance on being close to an lateral wall of horn rod 5, every bent piece 31 of control all arranges detection plate 43 in and detects between the 11 inner walls of chamber, can make control panel 3 rotate through rotating control tube 2, control panel 3 rotates and makes the bent piece 31 of a plurality of controls rotate and extrude detection plate 43, make detection plate 43 can stimulate 4 contractions of detection lever, be convenient for transfer foundation ditch and quick installation.
When the detection device is used, the control panel 3 is rotated to drive the control crank block 31 to rotate to extrude the detection plate 43 so that the detection plate 43 contracts inwards and extrudes the side supporting spring 42, then the column body 1 is lowered into a foundation pit and the control tube 2 is loosened, the detection rod 4 extends outwards under the action of the side supporting spring 42 and enables the positioning barbed plate 41 to pierce the inner wall of the foundation pit for fixing, and then the fixing plate 71 is fixed with the bottom wall of the foundation pit;
when the side wall of the foundation pit displaces, the side wall of the foundation pit extrudes the positioning thorn plate 41 to enable the detection rod 4 to move and compress the side supporting spring 42, the detection plate 43 slides on the angle rod 5, the equivalent resistance value between the angle rods 5 is reduced, the measuring instrument 8 can quickly detect and display the changed mark number of the detection cavity 11, real-time monitoring and quick positioning are realized, and the reaction speed is high;
when the foundation pit bottom wall subsides, the foundation pit bottom wall passes through fixed plate 71 pulling and detects post 7 and move down, makes the equivalent resistance value of two straight-bars 6 increase, and measuring apparatu 8 can feed back out measured data in real time.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The utility model provides an engineering foundation ditch real-time displacement multiple spot monitor, includes cylinder (1) and measuring apparatu (8), its characterized in that, a plurality of detection chambeies (11) have been seted up to the interior equidistance of cylinder (1), the lower extreme of cylinder (1) has been seted up and has been detected groove (12), every detect equal symmetry in chamber (11) and install a plurality of angle poles (5), the outer wall symmetry slip of cylinder (1) is inserted and is equipped with a plurality of detection poles (4), every detection pole (4) all extend to correspond and detect in chamber (11) and install pick-up plate (43), and are a plurality of pick-up plate (43) equal slip cap is established on corresponding a plurality of angle poles (5) that detect in chamber (11), the upper end of cylinder (1) is rotated and is inserted and is equipped with control tube (2), control tube (2) pass a plurality of detection chamber (11) and extend to in detecting groove (12), one section that control tube (2) are located a plurality of detection chamber (11) all the symmetry cover is equipped with two control discs ) Two straight rods (6) are symmetrically installed at the bottom of the detection groove (12), the detection groove (12) is provided with a detection column (7) in a sliding insertion mode, two insertion holes (73) are formed in the upper end of the detection column (7), and the straight rods (6) are inserted into the two insertion holes (73) in a sliding mode respectively.
2. The real-time displacement multipoint monitor for the engineering foundation pit according to claim 1, wherein a positioning stab plate (41) is installed at one end of each detection rod (4) far away from the column body (1), and a side supporting spring (42) is sleeved between the positioning stab plate (41) and the column body (1) of each detection rod (4).
3. The real-time displacement multipoint monitor for the engineering foundation pit as claimed in claim 1, wherein the lower end of the detection column (7) is provided with a fixing plate (71), and a support spring (72) is sleeved between the lower ends of the columns (1) of the fixing plate (71) of the detection column (7).
4. The real-time displacement multipoint monitor for the engineering foundation pit according to claim 1, wherein two wire holes (21) are symmetrically formed in a section of the side wall of the control pipe (2) located in the detection cavities (11), and the measuring instrument (8) is electrically connected with the angle rods (5) and the straight rods (6) through the control pipe (2) and the wire holes (21).
5. The real-time displacement multipoint monitor for the engineering foundation pit as claimed in claim 1, wherein two control disks (3) in the same detection chamber (11) are vertically symmetrical, a plurality of control curved blocks (31) are annularly and equidistantly mounted on one side wall of each control disk (3) close to the angle rod (5), and each control curved block (31) is arranged between the detection plate (43) and the inner wall of the detection chamber (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110006556.1A CN112833857A (en) | 2021-01-05 | 2021-01-05 | Real-time displacement multi-point monitor for engineering foundation pit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110006556.1A CN112833857A (en) | 2021-01-05 | 2021-01-05 | Real-time displacement multi-point monitor for engineering foundation pit |
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| Publication Number | Publication Date |
|---|---|
| CN112833857A true CN112833857A (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110006556.1A Pending CN112833857A (en) | 2021-01-05 | 2021-01-05 | Real-time displacement multi-point monitor for engineering foundation pit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115262666A (en) * | 2022-08-29 | 2022-11-01 | 广东粤能工程管理有限公司 | Foundation pit engineering monitor for high-rise building |
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| CN105887792A (en) * | 2016-04-12 | 2016-08-24 | 河海大学 | Observation device for observing soil deformation based on slide rheostat and measuring method |
| CN206131979U (en) * | 2016-10-25 | 2017-04-26 | 国动网络通信集团有限公司 | Communication tower warp automatic checkout device and communication tower |
| CN207567833U (en) * | 2017-08-25 | 2018-07-03 | 贵州鼎盛岩土工程有限公司 | A kind of novel foundation pit deformation monitoring device |
| CN108914996A (en) * | 2018-09-03 | 2018-11-30 | 温州市林鸥工程建设监理有限公司 | A kind of foundation pit displacement automatic monitoring system and method |
| CN209131648U (en) * | 2018-12-25 | 2019-07-19 | 广东省地质建设工程勘察院 | A kind of foundation pit deformation monitoring device |
| CN110599743A (en) * | 2019-10-09 | 2019-12-20 | 河南城建学院 | Buried landslide early warning device |
| CN210566992U (en) * | 2019-10-16 | 2020-05-19 | 无锡德鼎科技有限公司 | Novel steel structure |
| CN210689597U (en) * | 2019-11-18 | 2020-06-05 | 江苏工程职业技术学院 | Land subsidence monitoring probe |
| CN211523304U (en) * | 2019-12-13 | 2020-09-18 | 深圳百勤建设工程有限公司 | Foundation pit deformation monitoring device |
-
2021
- 2021-01-05 CN CN202110006556.1A patent/CN112833857A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887792A (en) * | 2016-04-12 | 2016-08-24 | 河海大学 | Observation device for observing soil deformation based on slide rheostat and measuring method |
| CN206131979U (en) * | 2016-10-25 | 2017-04-26 | 国动网络通信集团有限公司 | Communication tower warp automatic checkout device and communication tower |
| CN207567833U (en) * | 2017-08-25 | 2018-07-03 | 贵州鼎盛岩土工程有限公司 | A kind of novel foundation pit deformation monitoring device |
| CN108914996A (en) * | 2018-09-03 | 2018-11-30 | 温州市林鸥工程建设监理有限公司 | A kind of foundation pit displacement automatic monitoring system and method |
| CN209131648U (en) * | 2018-12-25 | 2019-07-19 | 广东省地质建设工程勘察院 | A kind of foundation pit deformation monitoring device |
| CN110599743A (en) * | 2019-10-09 | 2019-12-20 | 河南城建学院 | Buried landslide early warning device |
| CN210566992U (en) * | 2019-10-16 | 2020-05-19 | 无锡德鼎科技有限公司 | Novel steel structure |
| CN210689597U (en) * | 2019-11-18 | 2020-06-05 | 江苏工程职业技术学院 | Land subsidence monitoring probe |
| CN211523304U (en) * | 2019-12-13 | 2020-09-18 | 深圳百勤建设工程有限公司 | Foundation pit deformation monitoring device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115262666A (en) * | 2022-08-29 | 2022-11-01 | 广东粤能工程管理有限公司 | Foundation pit engineering monitor for high-rise building |
| CN115262666B (en) * | 2022-08-29 | 2023-08-18 | 广东粤能工程管理有限公司 | Foundation pit engineering monitor for high-rise building |
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Application publication date: 20210525 |
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