CN105696540A - Measuring method and device for foundation pit deep horizontal displacement and underground water level - Google Patents
Measuring method and device for foundation pit deep horizontal displacement and underground water level Download PDFInfo
- Publication number
- CN105696540A CN105696540A CN201510524903.4A CN201510524903A CN105696540A CN 105696540 A CN105696540 A CN 105696540A CN 201510524903 A CN201510524903 A CN 201510524903A CN 105696540 A CN105696540 A CN 105696540A
- Authority
- CN
- China
- Prior art keywords
- monitoring
- connecting rod
- water level
- monitoring unit
- measurement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention discloses a monitoring device for foundation pit deep horizontal displacement and the underground water level. The monitoring device comprises a monitoring module which is formed by detachably assembling a plurality of monitoring units in series. Universal couplings are adopted for mechanical connection between the monitoring units. Electric power and electric signals are all connected through cables with aviation plugs or sockets. According to the monitoring device for the foundation pit deep horizontal displacement and the underground water level, the multiple inclination monitoring units are connected in series, and therefore the monitoring device can adapt to deformation of a monitoring hole and can continuously monitor inclination changes of the monitoring hole for a long time in the monitoring hole. All the monitoring units are connected through spherical joints, the monitoring device can still be sunk into or be pulled out of the monitoring hole freely under the condition that the monitoring hole deforms, the repeated usage rate of the device is increased, and the engineering cost is reduced.
Description
Technical field
The present invention relates to the monitoring device that the monitoring apparatus and method of a kind of foundation ditch deeply mixing cement-soil pile and level of ground water, especially a kind of foundation ditch deeply mixing cement-soil pile and level of ground water can carry out automatic measurement in same monitoring holes and the method utilizing this device to measure。
Background technology
Along with the fast development of urban construction, the deep foundation pit construction project such as City Underground Transportation station, high-rise building, high ferro engineering station gets more and more。
At deep basal pit in digging process, the deformation of the soil body inside and outside supporting construction displacement and deep basal pit can be caused due to various stress。The over-large displacement of supporting construction and the soil body by supporting construction supporting, not only entail dangers to deep basal pit itself, go back entail dangers to surrounding building, as easy as rolling off a log initiation serious accident。
It addition, foundation ditch before excavation have to lowering of watertable, but after lowering of watertable likely cause hole outer level of ground water to hole in seepage, bring out foundation ditch occur cave in。
Therefore, foundation pit construction process is carried out water table measure inside and outside retaining wall and hole Zhou Tuti deeply mixing cement-soil pile monitoring, foundation ditch, for ensureing that base pit engineering safety in production, protection foundation ditch surrounding enviroment have important function。
At present, foundation ditch deeply mixing cement-soil pile monitoring mainly by boring or with steel reinforcement cage improving bud grafting, by the interior vertical pre-buried underground of inclinometer pipe setting gathering sill, as monitoring holes；Then put into slidingtype clinograph by human at periodic intervals, moved up along gathering sill by the bottom of pipe, piecemeal angle between measuring probe axis and former directrix, it is thus achieved that monitoring holes horizontal displacement is along the change curve of the degree of depth。This measuring method is on-the-spot artificial by the measurement of rice countersinking operation due to needs, and not only labor intensity is greatly, poor in timeliness, and the error that anthropic factor produces is often much larger than the error of equipment self。In addition, when soil mass of foundation pit generation large deformation, deviational survey hole also produces corresponding deformation, sometimes equipment is caused cannot to put into inclinometer pipe, causing that monitoring holes is scrapped, monitoring is interrupted, and redrilling is measured and cannot be docked with former measurement data, owing to critical data lacks, measurement data is difficult to as decision-making foundation。
In prior art, foundation ditch water table measure then mainly lays water level observation well at foundation ditch periphery, is embedded in inspection well by water level pipe, adopts electric water level gauge to measure SEA LEVEL VARIATION situation。Foundation ditch level of ground water generally also needs survey crew collection in worksite data, it is impossible to implement automatization's remote measurement, effective poor。Further, in a monitoring holes, simultaneously completing the measurement of tilt displacement and water level owing to there is no equipment at present, causing that pit inclinometer pipe and water level pipe must separately be buried underground, thus adding operating expenses and construction period。
Summary of the invention
It is an object of the invention to provide a kind of novel structure unique, easy to use, and in same monitoring holes, foundation ditch deeply mixing cement-soil pile and level of ground water can be carried out the monitoring device of continuous monitoring。
The monitoring device of a kind of foundation ditch deeply mixing cement-soil pile and level of ground water, described monitoring device includes monitoring modular, and described monitoring modular is made up of the detachable assembled in series of several monitoring means；It is mechanically connected between described monitoring means and all adopts Hooks coupling universal coupling, electric power and the signal of telecommunication all to adopt the cable with aviation plug or socket to connect。
Further, having at least a monitoring means in described monitoring modular is water level monitoring unit, and other are displacement monitoring unit；Described water level monitoring unit is positioned at bottom when described monitoring device sinks to monitoring holes。
Further, described displacement monitoring unit includes natural measurement of tilt plate, and the length-wise axis of the measurement plane of the angle of bank measurement sensor in described natural measurement of tilt plate and described displacement monitoring unit is vertically arranged；The gradient of two orthogonal axis in described measurement plane is measured by described natural measurement of tilt sensor。
Further, described water level monitoring unit includes pressure transducer。
Further, dismountable Hooks coupling universal coupling is all adopted to connect between described monitoring means。
Further, described dismountable Hooks coupling universal coupling includes bulb connecting rod and ball cup connecting rod；The bulb of described bulb connecting rod is connected with the ball cup adaptation of described ball cup connecting rod；Bulb connecting rod and ball cup connecting rod are provided with screw thread, are connected with the monitoring means at two ends respectively through screw thread。
Further, the shell of described displacement monitoring unit is tetragonal prism。
Further, four lateral surface of described shell are provided with guide support wheel。
Further, the bonding strength of described guide support wheel and described shell is less than the bonding strength of described Hooks coupling universal coupling。
The invention also discloses a kind of automatization same-pore measurement foundation ditch deeply mixing cement-soil pile and level of ground water method, concretely comprise the following steps:
1) hole by monitoring desired depth, and by 70mm standard slip inclinometer pipe counterbore, after counterbore completes, to the fixing inclinometer pipe of grouting outside inclinometer pipe, deviational survey pore is as monitoring holes；
2) according to pit retaining monitoring hole depth, indoor assembling, by some joint displacement monitoring unit monitoring device in series, is connected water level monitoring unit at head joint again, and is coiled on auxiliary wheel shaft；
3) the whole series are monitored device and is transported to scene, use electric hand drill by bidirectional slide wheel Fast Installation section by section on each monitoring means。Then, by the handle on hand auxiliary wheel shaft, each joint monitoring means is gradually put in monitoring holes, order counterbore；
4) after counterbore, data wire is connected with collecting unit, configures front-end software and back-end server；
5) start automatic real-time measurement, generate deeply mixing cement-soil pile and level of ground water curve form online。When Monitoring Data exceedes setting threshold value, system sends alarm automatically。
The monitoring device of foundation ditch deeply mixing cement-soil pile of the present invention and level of ground water is connected in series by some joint gradient monitoring means, being adapted to the deformation of the monitoring holes of different depth, in monitoring holes, the tilt displacement of monitoring holes is changed and carries out continuous and automatic monitoring by longer period。Connect each monitoring means by ball-and-socket joint, make monitoring device still when monitoring holes deforms can freely sink to and pull out monitoring holes, improve the repeat usage of device, reduce engineering cost。
Accompanying drawing explanation
Fig. 1 is natural measurement of tilt principle schematic of the present invention；
Fig. 2 is the structural representation that the present invention monitors device；
Fig. 3 is gradient monitoring means structural representation；
Fig. 4 is gradient monitoring means structure top view；
Fig. 5 is universal joint structure schematic diagram；
Fig. 6 is water level monitoring cellular construction schematic diagram；
Fig. 7 is water level monitoring unit top view；
Fig. 8 is monitoring device construction schematic diagram。
In figure: 1, monitoring modular；2, displacement monitoring unit；2-1, bidirectional slide wheel assembly；2-2, heat-shrink tube；2-3, aviation plug male；2-4, aviation plug female；2-5, screwed hole；2-6, eccentric orfice；2-7, housing；2-8, cable；2-9, packaging body；2-9.1, shell；2-9.2, transverse slat；2-9.3, riser；2-9.4, fixed mount；3, water level monitoring unit；3-1, screwed hole；3-2, eccentric orfice；3-3, aviation plug female；3-4, housing；3-5, cable；3-6, packaging body；3-6.1, circuit board；3-6.2, fixed mount；3-6.3, package casing；3-9, hydraulic pressure are popped one's head in；3-10, front shroud；3-10.1, filter cover；3-10.2, limbers；4, Hooks coupling universal coupling；4-1, ball head connecting rod；4-2, ball cup connecting rod；4-2.1, the end of thread；5, wheel shaft transport vehicle；6, monitoring holes；7, auxiliary wheel shaft;7-1, rocking handle；8, bidirectional slide wheel component；8-1, pulley supporting plate；8-2, interface arrangment；8-3, pulley；8-4, flexible shaft, 8-5, spring；8-6, pulley groove。
Detailed description of the invention
Below with embodiment, the present invention is more fully illustrated。The present invention can be presented as multiple multi-form, is not construed as the exemplary embodiment being confined to describe here。
For ease of illustrating, here can use such as " on ", the space relative terms such as D score " left side " " right side ", be used for shown in figure a element or the feature relation relative to another element or feature is described。It should be understood that except the orientation shown in figure, spatial terminology is intended to include device different azimuth in use or operation。Such as, if the device in figure is squeezed, be stated as the element being positioned at other elements or feature D score will be located into other elements or feature " on "。Therefore, exemplary term D score can comprise upper and lower both orientation。Device can otherwise position (90-degree rotation or be positioned at other orientation), relatively illustrates used herein of space correspondingly to explain。
The present invention measures the measuring principle of foundation ditch deeply mixing cement-soil pile and is illustrated in figure 1, monitoring device is divided into some joint monitoring means, the horizontal bidirectional displacement of the measurement scope often saving monitoring means place can be calculated by the angle with vertical direction of the measurement length of each joint monitoring means He this joint monitoring means；The horizontal displacement of all monitoring means can be obtained after accumulative total displacement within the scope of the measurement of whole monitoring device。
The monitoring device (hereinafter referred to as monitoring device) of the foundation ditch deeply mixing cement-soil pile in the present embodiment and level of ground water includes: monitoring modular 1, monitoring modular 1 is in series by some joint monitoring means。Monitoring means is divided into displacement monitoring unit 2 and water level monitoring unit 3, is linked together by detachable Hooks coupling universal coupling 4 between each monitoring means。As in figure 2 it is shown, monitoring modular includes 2 joint displacement monitoring unit 2 and water saving position monitoring means 3 of concatenation；Water level monitoring unit 3 is positioned at the bottom of monitoring modular in monitoring process。If level of ground water need not be monitored, then can not concatenate water level monitoring unit 3；The degree of depth according to monitoring holes 6, it is possible to save 7, the displacement monitoring unit 2 of 8 joints or more more piece is serially connected。Certainly, if the length of the depth ratio monitoring modular 1 of the monitoring holes of job site 6 is shallow, it is also possible under dismounting, a few joint monitoring means are to adapt to the degree of depth of monitoring holes 6。Monitoring modular 1 is set to another advantage is that of detachable assembling, when one of them monitoring means breaks down, is convenient for changing。
Monitoring device can also coordinate with data acquisition unit and data reprocessing analysis software, the data of monitoring modular is processed。
Water level monitoring unit 3 is serially connected in the bottom of monitoring modular 1, provide the device of a kind of automatization same-pore measurement foundation ditch deeply mixing cement-soil pile and level of ground water, solve the problem that in prior art, pit retaining monitoring equipment automatically cannot measure deeply mixing cement-soil pile and level of ground water in same monitoring holes。
As it is shown on figure 3, described displacement monitoring unit 2 includes housing 2-7 and packaging body 2-9。Packaging body 2-9 is arranged in the inner chamber of housing 2-7, and the cable 2-8 of power line and data wire composition is connected with the aviation plug of other monitoring means or data acquisition unit by the aviation plug male 2-3 or aviation plug female 2-4 of waterproof。
Packaging body 2-9 is made up of fixed support 2-9.4, shell 2-9.1 and obliquity sensor circuit board。Obliquity sensor circuit board is divided into transverse slat 2-9.2 and riser 2-9.3。Transverse slat 2-9.2 is vertical with the axis direction of displacement monitoring unit 2 length, embedded high accuracy MEMS dual-shaft acceleration sensor or double-shaft tilt angle sensor, accurately measures the displacement monitoring unit 2 angle of inclination in horizontal X, Y-direction。Riser 2-9.3 is parallel with the axis direction of displacement monitoring unit 2 length, comprises computing single-chip microcomputer, RS485 chip, amplifier module, power supply voltage stabilizing isolation module and signal isolation module, completes collection and the process of chip data。Power supply and data between transverse slat 2-9.2 with riser 2-9.3 are connected by arranging cable, and row's cable adopts welding manner to fix, and connects more reliable。
Fixed support 2-9.4 is T font metal aluminum component, is divided into transverse slat standing part and riser standing part, the transverse slat 2-9.2 and riser 2-9.3 of obliquity sensor circuit board is fixed respectively by screw, it is ensured that the stability of whole obliquity sensor board structure of circuit。The outer wall mark XY direction of principal axis marking of shell 2-9.1, inwall is fixing with fixed support 2-9.4 to be connected。The shell 2-9.1 of packaging body is cylinder type metal aluminum component, and its upper and lower top cover arranges cable hole, hole for injecting glue and injecting glue steam vent。The cable hole of upper and lower top cover is for the extraction of obliquity sensor circuit board power-on and power-off source data cable。Sensor main device circuitry, for epoxy glue is poured into inner barrel, is carried out permanent waterproof, packaging protection against pressure, shockproof by the hole for injecting glue of upper and lower top cover and injecting glue steam vent。
As shown in Figure 4, the housing of displacement monitoring unit 2 is according to measurement demand, it is generally selected the alloy in lightweight cuboid pipe fitting of 450mm length, its upper and lower top cover arranges cabling eccentric orfice 2-6 and screwed hole 2-5, inwall is provided with fixing screwed hole, is fixed on the inwall of housing 2-7 by obliquity sensor circuit board package structure by screw。The cabling eccentric orfice 2-6 of upper and lower top cover is used for drawing upper and lower electric power data line。The aviation plug connected between monitoring means is each through water-proofing treatment。The screwed hole 2-5 of upper and lower top cover is for the connection of Hooks coupling universal coupling 4, and passes through nut-locking。Placing the packaging body 2-9 of circuit board in housing 2-7 inner chamber, remainder uses silicone filler。The housing 2-7 outer wall mark XY direction of principal axis marking, the X-axis label orientation of packaging body 2-9 outer wall keeps consistent with the X-axis label orientation of housing 2-7 outer wall。The unified installation site arranging displacement monitoring unit during convenient construction, it is to avoid the confusion of measurement data。
Along with the increase of foundation depth, inclinometer pipe pressure experienced can incrementally increase, and this pressure can cause the local deformation of inclinometer pipe, and according to national standard, the deformation of inclinometer pipe should less than 20mm。Occur to reduce the situation making monitoring modular to extract because of inclinometer pipe deformation, housing 2-7 two ends along its length are provided with two groups of bidirectional slide wheel components 8。
Often group bidirectional slide wheel component 8 is made up of 4 pulley 8-3 and a pulley supporting plate 8-1；Pulley 8-3 takes turns as guide support, play the guiding role on the one hand, on the other hand displacement monitoring means 2 is supported, and reduces the frictional force between displacement monitoring unit 2 and deviational survey tube wall, makes displacement monitoring unit 2 sink to and extract operation more smooth and easy。Pulley supporting plate 8-1 is quadra, and each limit is provided with two interface arrangment 8-2, by the outer wall clamping of interface arrangment Yu housing 2-7；Pulley 8-3 is connected with pulley supporting plate 8-1 by flexible shaft 8-4, it is possible to the rail groove along inclinometer pipe rolls。Space is left between outer rim and the housing 2-7 outer wall of pulley 8-3；Gap is provided with the grooved of pulley groove 8-6, pulley groove 8-6 and allows pulley 8-3 front and back in groove to move；Pulley groove 8-6 is provided with spring 8-5, outside pushing tow pulley 8-3。Utilizing the flexibility characteristics of flexible shaft 8-4, pulley 8-3 can move front and back in pulley groove 8-6。
When inclinometer pipe deformation is less, inclinometer pipe inwall extruding pulley 8-3, compression spring 8-5 gets deeply stuck in inside pulley groove 8-6, does not affect the normal operation of pulley。When inclinometer pipe deformation continues to increase, when pulley 8-3 presses close to the deformation that housing 2-7 outer wall still can not eliminate inclinometer pipe, pulley 8-3 can fall side under pressure, makes the deformation of quadra increase, and even makes quadra fracture or interface arrangment 8-2 clamping depart from；Pulley 8-3 departs from one of in the above described manner housing, makes the distance of housing 2-7 and inclinometer pipe inwall increase so that monitoring means can be extracted from inclinometer pipe。
Data acquisition unit includes Zigbee+GPRS data acquisition discharger, installs protection distribution box and charging system, utilizes mobile base station transmission of monitoring data, convenient Real-time Collection and the transmission realizing completing data under unattended operation environment。The data wire of monitoring device adopts RS485 bus communication interface to be connected with data acquisition discharger, is beneficial to extension, the high communication quality and easy construction。
Data Post is analyzed software and is represented B/S framework software sharing by on-the-spot test LAN-ignorant program, backstage, the software function such as convenient complete the reception of Monitoring Data online by handheld terminals such as mobile phones, storage, process, analysis, warning, visualization represent。
As it is shown in figure 5, detachable Hooks coupling universal coupling 4 includes ball head connecting rod 4-1 and ball cup connecting rod 4-2；The link rod part of ball head connecting rod 4-1 and ball cup connecting rod 4-2 is solid cylinder, and diameter is 15mm。The bulb of ball head connecting rod 4-1 and the ball cup of ball cup connecting rod 4-2 are adaptive, formation flexibly connects, one end that the link rod part of ball head connecting rod is relative with bulb is provided with end of thread 4-2.1, is connected fixing for ball head connecting rod 4-1 and housing 2-7 by the screwed hole 2-5 of monitoring means housing 2-7 end。Equally, one end that the link rod part of ball cup connecting rod 4-2 is relative with ball cup is provided with end of thread 4-2.1, is connected fixing for ball cup connecting rod 4-2 and housing 2-7 by the screwed hole 2-5 of monitoring means housing 2-7 end。Ball head connecting rod 4-1, housing 2-7 and ball cup connecting rod 4-2 composition monitoring joint, the centre of sphere of the centre of sphere of the bulb of the ball head connecting rod 4-1 ball cup from ball cup connecting rod 4-2 is the length of monitoring joint；The effective length of monitoring joint is set as 500mm, to guarantee that whole device is accurately according to 0.5 meter of interval measurement monitoring holes angle of inclination。Certainly, the size changing ball head connecting rod 4-1 and ball cup connecting rod 4-2 and monitoring means housing 2-7 can change measurement interval。
The connection between adjacent two monitoring means can be realized by Hooks coupling universal coupling 4, and absorb the deformation energy that in monitoring holes deformation process, monitoring means produces, under realizing the monitoring device premise with monitoring holes compatible deformation, guarantee that monitoring means structure is without damage, the space tilt condition of institute's measuring angle true representations monitoring means。Meanwhile, hinged connected mode is easily installed and dismounting, facilitates collapsed transportable。The mode of being articulated and connected coordinated relative to other flexible connection modes, ball head connecting rod and ball cup connecting rod can ensure that the length of each monitoring joint is fixed, and will not change because of the deformation of inclinometer pipe or Curvature varying, drastically increase the certainty of measurement to horizontal displacement。
The ball head connecting rod 4-1 and ball cup connecting rod 4-2 of detachable Hooks coupling universal coupling 4 are high strength stainless steel part, it is possible to avoid affecting bonding strength in the wet environment of underground because of corrosion and affecting flexible rotating between bulb and ball cup for a long time。
As shown in Figure 6, water level monitoring unit 3 includes housing 3-4, front shroud 3-10, packaging body 3-6 and hydraulic pressure probe 3-9；Hydraulic pressure probe 3-9 adopts pressure sensitive water pressure sensor, is scheduled the bottom of housing 3-4 by glue sealing, is connected with hydraulic pressure welding circuit board by cable, not only ensures bonding strength, it is also possible to resist the erosion of subsoil water。Front shroud 3-10 is fixed on the bottom of housing 3-4, is provided with limbers 3-10.2, and limbers 3-9.2 is outside equipped with filter cover 3-9.1, while guaranteeing monitoring holes internally launching stress is accurately measured, it is possible to prevent silt blocking probe。
Packaging body 3-6 includes hydraulic pressure circuit board 3-6.1, fixed support 3-6.2 and package casing 3-6.3。Fixed support 3-6.2 is metal aluminum component, is used for fixing hydraulic pressure circuit board 3-6.1, it is ensured that the stability of board structure of circuit。Packaging body 3-6 is fixed in the inner chamber of housing 3-4, is connected with upper level monitoring means by being furnished with the cable 3-5 of waterproof aviation plug。
Package casing 3-6.3 is cylinder type metal aluminum component, and its upper and lower top cover arranges cable hole, hole for injecting glue and injecting glue steam vent, and its ladle body inwall is fixing with fixed support 3-6.2 to be connected。The cable hole of upper and lower top cover is for the extraction of hydraulic pressure circuit board power-on and power-off source data cable。Sensor main device circuitry, for epoxy glue is poured into inner barrel, is carried out permanent waterproof, packaging protection against pressure, shockproof by the hole for injecting glue of upper and lower top cover and injecting glue steam vent。By waterproofing design such as package casing, waterproof aviation plugs, it is possible to improve the water resistance of monitoring means, reduce the fault rate of monitoring means。
As it is shown in fig. 7, the housing 3-4 of water level monitoring unit is column type stainless steel tube, its upper top cover arranges cabling eccentric orfice 3-2 and hinge bar installs screwed hole 3-1, hydraulic pressure circuit board 3-8 by the fixing housing 3-4 inwall of screw。The cabling eccentric orfice 3-2 of upper top cover is used for drawing electric power data line, and makes waterproof aviation plug by welding to glued joint。The hinge bar of upper top cover installs screwed hole 3-1 for being connected with the hinge bar of ball-type hinge unit, and passes through nut-locking。In order to avoid circuit part is corroded by subsoil water, after hydraulic pressure circuit board is fixing, it is possible to the inner chamber of the full housing of silicone filler。
For easy construction, monitoring device is further equipped with transport installation unit。Transport installation unit is made up of the fixing device in packaged equipment aperture, auxiliary wheel shaft 7, it is convenient to the sinking completing measurement device is installed and extracts recovery。
Monitoring modular is coiled on auxiliary wheel shaft 7, and auxiliary wheel shaft can be cylindric, it is also possible to is eight prisms as shown in Figure 8, and the end face length of side of prism is consistent with the length of monitoring joint to be more beneficial for being coiled in by monitoring modular on auxiliary wheel shaft。Auxiliary wheel pedestal is located in wheel shaft transport vehicle 5, it is possible to alleviate the burden of carrying。
Can also installation protection distribution box (not shown) be set on auxiliary wheel shaft 7 side, data acquisition unit be fixed in distribution box, the running environment of safety is provided for data acquisition unit, it is to avoid it is damaged rainwater or dusty wind weather。
The work process of monitoring device is as follows:
1., by displacement monitoring unit 2, water level monitoring unit 3 carries out temperature coefficient correction in temperature-controlled cabinet；
2., by displacement monitoring unit 2, the sensor in water level monitoring unit 3 carries out whole unit precision calibration；
3. the displacement monitoring unit 2 according to the practical measurement requirement some length of connection forms monitoring modular 1 with water level monitoring unit 3, and wherein, water level monitoring unit 3 is arranged on first joint；
4. if estimating, the underground monitoring time more than two months, then will require over use spray gun to connecting aviation plug and carry out glue spray protection and at aviation plug outer cladding heat-shrink tube 2-2；
5. the monitoring modular 1 that will connect, is coiled on counterbore auxiliary wheel shaft 7；
6. data acquisition discharger, charging system are fixed in protection distribution box, and protection distribution box are fixed on the right side of equipment conveying counterbore auxiliary wheel shaft 7 side；
7. counterbore is assisted wheel shaft 7 be erected in wheel shaft transport vehicle 5, and transport is to job site；
8. take out accessory bidirectional slide wheel component 8 from the workbox assisted in the middle part of wheel shaft, often by electric hand drill Fast Installation two groups on joint monitoring means, monitoring means is sunk to inclinometer pipe by guide rail section by section that after first segment and second section installation, pulley is directed at inclinometer pipe, bidirectional slide wheel component 8 is installed when sinking to section by section more section by section, treat time joint number sinks to some, craft is sunk to when starting laboriously, uses the rotation rocking handle 7-1 on auxiliary wheel shaft, slowly sinks to by connecing；
If 9. actual monitoring hole 6 depth ratio projected depth is shallow, it is possible to use a joint aviation plug heat-shrink tube 2-2 below removed by instrument wallpaper cutter, unplugs aviation plug, uses spanner to turn on detachable ball-type hinge bar, shortens the length of monitoring modular；
10., after monitoring modular 1 counterbore completes, the upper end of monitoring modular 1 is fixed on the aperture of monitoring holes 6；
11. the distribution box of built-in data acquisition discharger, charging system is unloaded from auxiliary wheel shaft 7, it is fixed on the fixing device in aperture of packaged equipment, and 485 buses of monitoring means are connected with data acquisition discharger；
12. use on-the-spot test LAN-ignorant program to read just secondary data, and carry out sample frequency setting；
13. use mobile phone wireless online viewing data variation curve, errorless, start periodic monitoring, real-time online checks data variation, and arranges alarm threshold value and type of alarm；Withdraw auxiliary wheel shaft 7。
After monitoring completes, auxiliary wheel shaft 7 is used to be shaken out by whole piece equipment。If monitoring holes 6 deforms relatively big, damaging detachable bidirectional slide wheel component 8 time equipment shakes out, main equipment is not damaged, and changes bidirectional slide wheel component 8 when next time uses。
If damaging in use occurs in sensor, it is unique owing to often saving the IP address of monitoring means, after only standby monitoring means need to being arranged IP address, replacing malfunction monitoring unit to access monitoring modular can put into operation；Easy to maintenance。
Rotate smooth as monitored the subsoil water detachable Hooks coupling universal coupling 4 of immersion for a long time, use next time and can carry out accessory replacing。
Monitoring device can accurately measure in monitoring holes at the bottom of level of ground water absolute altitude amount and hole to aperture every 0.5 meter of interval location place body horizontal displacement, and monitoring cost is low, and precision is high, easy for installation, reusable。
Above-mentioned example be only intended to illustrate the present invention, in addition, also have multiple different embodiment, and these embodiments be all those skilled in the art after comprehension inventive concept it is also envisioned that therefore, will not enumerate at this。
Claims (10)
1. a monitoring device for foundation ditch deeply mixing cement-soil pile and level of ground water, including monitoring modular, it is characterised in that described monitoring modular is made up of the detachable assembled in series of several monitoring means；It is mechanically connected between described monitoring means and all adopts Hooks coupling universal coupling, electric power and the signal of telecommunication all to adopt the cable with aviation plug or socket to connect。
2. monitoring device as claimed in claim 1, it is characterised in that having at least a monitoring means in described detection module is water level monitoring unit, other are displacement monitoring unit；Described water level monitoring unit is positioned at bottom when described monitoring device sinks to monitoring holes。
3. monitor device as claimed in claim 1, it is characterised in that described displacement monitoring unit includes the length-wise axis of natural measurement of tilt plate, the measurement plane of the angle of bank measurement sensor in described natural measurement of tilt plate and described displacement monitoring unit and is vertically arranged；The gradient of two orthogonal axis in described measurement plane is measured by described natural measurement of tilt sensor。
4. monitor device as claimed in claim 1, it is characterised in that described water level monitoring unit includes pressure transducer。
5. monitor device as claimed in claim 1, it is characterised in that between described monitoring means, all adopt dismountable Hooks coupling universal coupling to connect。
6. monitor device as claimed in claim 4, it is characterised in that described dismountable Hooks coupling universal coupling includes bulb connecting rod and ball cup connecting rod；The bulb of described bulb connecting rod is connected with the ball cup adaptation of described ball cup connecting rod；Bulb connecting rod and ball cup connecting rod are provided with screw thread, are connected with the monitoring means at two ends respectively through screw thread。
7. monitor device as claimed in claim 1, it is characterised in that the shell of described displacement monitoring unit is tetragonal prism。
8. monitor device as claimed in claim 6, it is characterised in that four lateral surface of described shell are provided with guide support wheel。
9. monitor device as claimed in claim 7, it is characterised in that the bonding strength of described guide support wheel and described shell is less than the bonding strength of described Hooks coupling universal coupling。
10. the measuring method of a foundation ditch deeply mixing cement-soil pile and level of ground water, it is characterised in that concretely comprise the following steps:
1) hole by monitoring desired depth, and by 70mm standard slip inclinometer pipe counterbore, after counterbore completes, to the fixing inclinometer pipe of grouting outside inclinometer pipe, deviational survey pore is as monitoring holes；
2) according to pit retaining monitoring hole depth, indoor assembling, by some joint displacement monitoring unit monitoring device in series, is connected water level monitoring unit at head joint again, and is coiled on auxiliary wheel shaft；
3) the whole series are monitored device and is transported to scene, use electric hand drill by bidirectional slide wheel Fast Installation section by section on each monitoring means;Then, by the handle on hand auxiliary wheel shaft, each joint monitoring means is gradually put in monitoring holes, order counterbore；
4) after counterbore, data wire is connected with collecting unit, configures front-end software and back-end server；
5) start automatic real-time measurement, generate deeply mixing cement-soil pile and level of ground water curve form online;When Monitoring Data exceedes setting threshold value, system sends alarm automatically。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510524903.4A CN105696540A (en) | 2015-08-25 | 2015-08-25 | Measuring method and device for foundation pit deep horizontal displacement and underground water level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510524903.4A CN105696540A (en) | 2015-08-25 | 2015-08-25 | Measuring method and device for foundation pit deep horizontal displacement and underground water level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105696540A true CN105696540A (en) | 2016-06-22 |
Family
ID=56228080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510524903.4A Pending CN105696540A (en) | 2015-08-25 | 2015-08-25 | Measuring method and device for foundation pit deep horizontal displacement and underground water level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105696540A (en) |
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106248029A (en) * | 2016-08-29 | 2016-12-21 | 南京理工大学 | A kind of modular isolation heat bridge type erosion and deposition depth transducer |
| CN106382972A (en) * | 2016-09-02 | 2017-02-08 | 中国地质大学（武汉） | Single hole underground water level monitoring method and real-time monitoring device |
| CN106441224A (en) * | 2016-07-01 | 2017-02-22 | 上海星陀数据科技有限公司 | Fixed clinometer and using method thereof |
| CN106638536A (en) * | 2016-11-18 | 2017-05-10 | 东南大学 | Double wheel type sea cone penetration test penetration equipment and penetration method thereof |
| CN107288115A (en) * | 2017-08-09 | 2017-10-24 | 中交公局厦门工程有限公司 | Soft stratum foundation ditch deeply mixing cement-soil pile monitoring method |
| CN108088417A (en) * | 2017-12-26 | 2018-05-29 | 上海建工集团股份有限公司 | A kind of foundation pit enclosure structure high-precision detection system and detection method |
| CN108088410A (en) * | 2017-12-26 | 2018-05-29 | 上海建工集团股份有限公司 | Underground enclosure wall integration deformation monitoring system and monitoring method |
| CN108225431A (en) * | 2018-01-17 | 2018-06-29 | 中国地质调查局水文地质环境地质调查中心 | For the multi-parameter sensor and method of mining Subsidence Area, slip mass to be observed continuously |
| CN108362261A (en) * | 2017-12-25 | 2018-08-03 | 上海建工集团股份有限公司 | A kind of flexible wall-attached probe apparatus and attached wall method |
| CN108458813A (en) * | 2017-02-20 | 2018-08-28 | 上海新物科技有限公司 | Device, equipment and the system of a kind of measuring temperature and/or humidity |
| CN108643159A (en) * | 2018-06-04 | 2018-10-12 | 浙江省水利河口研究院 | Soft base deepwater diking deeply mixing cement-soil pile monitoring device and method |
| CN108871461A (en) * | 2018-09-13 | 2018-11-23 | 北京城建十六建筑工程有限责任公司 | A kind of Multifunctional measuring tool |
| CN108917718A (en) * | 2018-09-06 | 2018-11-30 | 福建汇川物联网技术科技股份有限公司 | A kind of wireless tilt and displacement monitoring device, system and method |
| CN109540091A (en) * | 2018-11-28 | 2019-03-29 | 中交公局桥隧工程有限公司 | It is a kind of can one-dimensional development and folding cross-sectional instrument propulsion device |
| CN110424399A (en) * | 2019-07-18 | 2019-11-08 | 梁家红 | Traffic construction deep-foundation side wall deflection monitoring device |
| CN110984108A (en) * | 2019-11-15 | 2020-04-10 | 河海大学 | Deep horizontal displacement and underground water level integrated monitoring and early warning system and method based on OFDR |
| CN111637868A (en) * | 2020-06-16 | 2020-09-08 | 无锡新蓝图测绘技术有限公司 | Inclinometer with high measurement precision and use method thereof |
| KR102157125B1 (en) * | 2019-05-28 | 2020-09-17 | 주식회사 정이노베이션 | Water quality improvement apparatus for underground water well |
| CN112197806A (en) * | 2020-09-25 | 2021-01-08 | 中煤科工开采研究院有限公司 | Method for installing equipment for monitoring movement deformation, hydrology and stress of coal mining subsidence area |
| CN113405510A (en) * | 2021-06-15 | 2021-09-17 | 山东高速工程建设集团有限公司 | Device and method for monitoring horizontal absolute displacement of surrounding rock |
| CN113587998A (en) * | 2021-08-11 | 2021-11-02 | 广东智云工程科技有限公司 | Multifunctional integrated intelligent sensor equipment |
| CN114059518A (en) * | 2021-12-28 | 2022-02-18 | 长沙金码测控科技股份有限公司 | Integrated multi-parameter engineering monitoring device and matrix type monitoring system |
| CN114111708A (en) * | 2021-11-15 | 2022-03-01 | 天津大学 | Soil deformation monitoring device and system and using method thereof |
| CN114894850A (en) * | 2022-04-01 | 2022-08-12 | 河海大学 | Monitoring probe and monitoring method suitable for underground water in coastal intertidal zone |
| CN115355951A (en) * | 2022-10-19 | 2022-11-18 | 北京云庐科技有限公司 | Device for automatically monitoring underground water level and deep layer displacement in same hole |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202734825U (en) * | 2012-08-13 | 2013-02-13 | 浙江华东工程安全技术有限公司 | Inclinometers connecting and protecting device |
| CN203163706U (en) * | 2013-01-30 | 2013-08-28 | 湖南致力工程科技有限公司 | Deep displacement and underground water level monitoring device |
| CN104048631A (en) * | 2014-06-30 | 2014-09-17 | 江西飞尚科技有限公司 | Pipeline displacement meter |
| CN204252103U (en) * | 2014-11-24 | 2015-04-08 | 中国电建集团中南勘测设计研究院有限公司 | A kind of deviational survey hole osmometer device |
| CN104596479A (en) * | 2014-12-26 | 2015-05-06 | 上海建工集团股份有限公司 | Inclinometry device for measuring underground horizontal deformation |
-
2015
- 2015-08-25 CN CN201510524903.4A patent/CN105696540A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202734825U (en) * | 2012-08-13 | 2013-02-13 | 浙江华东工程安全技术有限公司 | Inclinometers connecting and protecting device |
| CN203163706U (en) * | 2013-01-30 | 2013-08-28 | 湖南致力工程科技有限公司 | Deep displacement and underground water level monitoring device |
| CN104048631A (en) * | 2014-06-30 | 2014-09-17 | 江西飞尚科技有限公司 | Pipeline displacement meter |
| CN204252103U (en) * | 2014-11-24 | 2015-04-08 | 中国电建集团中南勘测设计研究院有限公司 | A kind of deviational survey hole osmometer device |
| CN104596479A (en) * | 2014-12-26 | 2015-05-06 | 上海建工集团股份有限公司 | Inclinometry device for measuring underground horizontal deformation |
Cited By (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106441224A (en) * | 2016-07-01 | 2017-02-22 | 上海星陀数据科技有限公司 | Fixed clinometer and using method thereof |
| CN106248029A (en) * | 2016-08-29 | 2016-12-21 | 南京理工大学 | A kind of modular isolation heat bridge type erosion and deposition depth transducer |
| CN106382972A (en) * | 2016-09-02 | 2017-02-08 | 中国地质大学（武汉） | Single hole underground water level monitoring method and real-time monitoring device |
| CN106382972B (en) * | 2016-09-02 | 2017-11-07 | 中国地质大学（武汉） | A kind of single hole water table measure method and real time monitoring apparatus |
| CN106638536A (en) * | 2016-11-18 | 2017-05-10 | 东南大学 | Double wheel type sea cone penetration test penetration equipment and penetration method thereof |
| CN108458813A (en) * | 2017-02-20 | 2018-08-28 | 上海新物科技有限公司 | Device, equipment and the system of a kind of measuring temperature and/or humidity |
| CN107288115A (en) * | 2017-08-09 | 2017-10-24 | 中交公局厦门工程有限公司 | Soft stratum foundation ditch deeply mixing cement-soil pile monitoring method |
| CN108362261A (en) * | 2017-12-25 | 2018-08-03 | 上海建工集团股份有限公司 | A kind of flexible wall-attached probe apparatus and attached wall method |
| CN108088410A (en) * | 2017-12-26 | 2018-05-29 | 上海建工集团股份有限公司 | Underground enclosure wall integration deformation monitoring system and monitoring method |
| CN108088417A (en) * | 2017-12-26 | 2018-05-29 | 上海建工集团股份有限公司 | A kind of foundation pit enclosure structure high-precision detection system and detection method |
| CN108225431A (en) * | 2018-01-17 | 2018-06-29 | 中国地质调查局水文地质环境地质调查中心 | For the multi-parameter sensor and method of mining Subsidence Area, slip mass to be observed continuously |
| CN108225431B (en) * | 2018-01-17 | 2021-05-11 | 中国地质调查局水文地质环境地质调查中心 | Multi-parameter sensor and method for continuously observing mining subsidence area and landslide body |
| CN108643159A (en) * | 2018-06-04 | 2018-10-12 | 浙江省水利河口研究院 | Soft base deepwater diking deeply mixing cement-soil pile monitoring device and method |
| CN108917718A (en) * | 2018-09-06 | 2018-11-30 | 福建汇川物联网技术科技股份有限公司 | A kind of wireless tilt and displacement monitoring device, system and method |
| CN108871461A (en) * | 2018-09-13 | 2018-11-23 | 北京城建十六建筑工程有限责任公司 | A kind of Multifunctional measuring tool |
| CN109540091A (en) * | 2018-11-28 | 2019-03-29 | 中交公局桥隧工程有限公司 | It is a kind of can one-dimensional development and folding cross-sectional instrument propulsion device |
| KR102157125B1 (en) * | 2019-05-28 | 2020-09-17 | 주식회사 정이노베이션 | Water quality improvement apparatus for underground water well |
| CN110424399A (en) * | 2019-07-18 | 2019-11-08 | 梁家红 | Traffic construction deep-foundation side wall deflection monitoring device |
| CN110984108B (en) * | 2019-11-15 | 2021-07-09 | 河海大学 | Deep horizontal displacement and underground water level integrated monitoring and early warning system and method based on OFDR |
| CN110984108A (en) * | 2019-11-15 | 2020-04-10 | 河海大学 | Deep horizontal displacement and underground water level integrated monitoring and early warning system and method based on OFDR |
| CN111637868A (en) * | 2020-06-16 | 2020-09-08 | 无锡新蓝图测绘技术有限公司 | Inclinometer with high measurement precision and use method thereof |
| CN112197806B (en) * | 2020-09-25 | 2021-08-06 | 中煤科工开采研究院有限公司 | Method for installing equipment for monitoring movement deformation, hydrology and stress of coal mining subsidence area |
| CN112197806A (en) * | 2020-09-25 | 2021-01-08 | 中煤科工开采研究院有限公司 | Method for installing equipment for monitoring movement deformation, hydrology and stress of coal mining subsidence area |
| CN113405510A (en) * | 2021-06-15 | 2021-09-17 | 山东高速工程建设集团有限公司 | Device and method for monitoring horizontal absolute displacement of surrounding rock |
| CN113587998A (en) * | 2021-08-11 | 2021-11-02 | 广东智云工程科技有限公司 | Multifunctional integrated intelligent sensor equipment |
| CN114111708A (en) * | 2021-11-15 | 2022-03-01 | 天津大学 | Soil deformation monitoring device and system and using method thereof |
| CN114059518A (en) * | 2021-12-28 | 2022-02-18 | 长沙金码测控科技股份有限公司 | Integrated multi-parameter engineering monitoring device and matrix type monitoring system |
| CN114894850A (en) * | 2022-04-01 | 2022-08-12 | 河海大学 | Monitoring probe and monitoring method suitable for underground water in coastal intertidal zone |
| CN115355951A (en) * | 2022-10-19 | 2022-11-18 | 北京云庐科技有限公司 | Device for automatically monitoring underground water level and deep layer displacement in same hole |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105696540A (en) | Measuring method and device for foundation pit deep horizontal displacement and underground water level | |
| CN104833328B (en) | Flexible intelligent inclination measuring rope | |
| CN105423936B (en) | A kind of fully-automatic laser tunnel cross section convergence instrument and measuring method | |
| CN111156425B (en) | Pipeline state monitoring method, device and system | |
| CN213092515U (en) | Landslide monitoring and early warning system based on slope internal stress and strain monitoring | |
| CN104406559B (en) | A kind of landslide horizontal shift vertical characteristics sensor unit and using method | |
| CN109751975A (en) | A kind of full-automatic deep displacement inclinometer of more piece independent assortment | |
| CN106759545A (en) | A kind of recoverable lateral displacement test system in parallel | |
| CN110924457A (en) | Foundation pit deformation monitoring method and system based on measuring robot | |
| CN104457687B (en) | Laser Measuring ramp and tilt measurement thereof | |
| CN108877177A (en) | A kind of fixed wireless inclination monitoring early warning system | |
| CN204212184U (en) | The full-automatic inclination measurement system of bracing of foundation pit wall | |
| CN105258649B (en) | A kind of pipe welding seam 3 D deformation automatic monitoring system | |
| CN114659442A (en) | Visual slope deformation intelligent monitoring and early warning system | |
| WO2024041667A1 (en) | Multi-parameter measurement-while-drilling system for underground coal mines, and measurement method | |
| CN106895821B (en) | A kind of settlement monitoring street lamp based on BEI-DOU position system | |
| CN203716957U (en) | Subsonic wave water source well liquid level tester | |
| CN110220460B (en) | Tunnel safety step monitoring and measuring device | |
| CN104501773A (en) | Device and method for monitoring vertical deformation of hydraulic construction | |
| CN209495678U (en) | A kind of deep displacement automated watch-keeping facility integrated with surface displacement | |
| CN104020499B (en) | The mounting structure of Electromagnetism of Earthquake perturbation sensor and installation method | |
| CN206638272U (en) | A kind of reservoir dam monitoring system | |
| CN114109365B (en) | Dynamic liquid level monitoring method for drilling well | |
| CN107101624B (en) | Geological deformation three-dimensional observation system, installation and embedding method and measurement method thereof | |
| CN215296381U (en) | A automation equipment for deep basal pit excavation ground water level monitoring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160622 |
|
| RJ01 | Rejection of invention patent application after publication |