CN113405844A - Geotechnical engineering investigation informatization integrated supervision method - Google Patents
Geotechnical engineering investigation informatization integrated supervision method Download PDFInfo
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- CN113405844A CN113405844A CN202110732228.XA CN202110732228A CN113405844A CN 113405844 A CN113405844 A CN 113405844A CN 202110732228 A CN202110732228 A CN 202110732228A CN 113405844 A CN113405844 A CN 113405844A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N2001/021—Correlating sampling sites with geographical information, e.g. GPS
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Abstract
The application relates to an informationized integrated monitoring method for geotechnical engineering investigation, which comprises the following steps: presetting a plurality of survey points in a designated area; obtaining and storing standard positions of a plurality of survey points; acquiring real-time positioning of any survey point in a plurality of survey points; comparing the real-time positioning with a plurality of standard positioning one by one; if the real-time positioning is in accordance with any standard positioning, the correct survey positioning is considered and stored; if the real-time positioning does not accord with any standard positioning, determining error survey positioning and storing; and sending a dislocation alarm according to the wrong surveying location, wherein the dislocation alarm is used for warning surveying personnel in the area where the real-time location is located. The method has the effect of improving the accuracy of data in geological evaluation made later by a surveying staff.
Description
Technical Field
The application relates to the field of intelligent measurement and control devices, in particular to a geotechnical engineering investigation informatization integrated supervision method.
Background
The aim of geotechnical engineering investigation at present is mainly to find out engineering geological conditions, analyze existing geological problems and make engineering geological evaluation on building areas.
In the geotechnical investigation process, a specific investigation tool is required to be used for sampling soil qualities of different depths of a building area, and the soil qualities of the building area are transferred to a test room for detailed detection after sampling, so that detailed engineering geological evaluation is made on the soil qualities of the building area.
For the related technologies, the inventor thinks that, due to the harsh outdoor surveying working environment, when some surveying personnel survey the rock and soil in the preset area, some soil samples are not surveyed and sampled in the preset building area, so that the geological evaluation error formed in the later period is large.
Disclosure of Invention
In order to be helpful for improving the accuracy of data in geological evaluation made by survey personnel in the later period, the application provides an information-based integrated monitoring method for geotechnical engineering investigation.
An information-based integrated monitoring method for geotechnical engineering investigation comprises the following steps:
presetting a plurality of survey points in a designated area;
obtaining and storing standard positions of a plurality of survey points;
acquiring real-time positioning of any survey point in a plurality of survey points;
comparing the real-time positioning with a plurality of standard positioning one by one;
if the real-time positioning is in accordance with any standard positioning, the correct survey positioning is considered and stored; if the real-time positioning does not accord with any standard positioning, determining error survey positioning and storing;
and sending a dislocation alarm according to the wrong surveying location, wherein the dislocation alarm is used for warning surveying personnel in the area where the real-time location is located.
Through adopting above-mentioned technical scheme, survey the initial stage, the system carries out preliminary selection according to the point of surveying of treating in the selected building region and forms a plurality of standard location, survey the during operation when surveying at each survey point as surveying personnel, through surveying personnel's real-time survey place and acquireing, then carry out contrast one by one with the real-time location after acquireing with a plurality of standard location, whether look over surveying personnel on the real-time location and reached predetermined standard location and survey the sample, thereby be favorable to improving the precision of data in the geological evaluation that surveying personnel later stage made.
Optionally, the step of sending a misalignment alarm to alert survey personnel based on the faulty survey location further comprises the steps of:
acquiring and storing a real-time image in the area where the real-time positioning is located according to the correct surveying positioning;
judging whether a surveyor exists in the area where the real-time positioning is carried out or not according to the real-time image;
acquiring whether the soil sampler in the area where the real-time positioning is located is in an operating state;
if survey personnel exist in the area where the real-time positioning is carried out and the soil sampler is in the running state, the sampling state is considered and stored; if survey personnel exist in the area where the real-time positioning is carried out and the soil sampler is not in the running state, the state to be sampled is considered and stored; if no survey staff exists in the area where the real-time positioning is carried out and the soil sampler is in the running state, the early warning state is considered and stored; if no survey staff exists in the area where the real-time positioning is carried out and the soil sampler is not in the running state, the state is considered to be acquired again and stored;
executing a transportation supervision plan according to the sampling state;
repeating the step of obtaining a real-time image according to the state to be obtained;
sending an unmanned alarm according to the early warning state;
and repeating the step of acquiring the real-time image according to the reacquisition state.
By adopting the technical scheme, after the surveying personnel start surveying according to the preset standard positioning, whether the surveying personnel exist in the real-time positioning and the running state of the soil sampler are judged to determine the real-time progress of the surveying work; if the soil sampler is in an operating state and a surveyor is on site, a transportation supervision plan is started to be executed so as to conveniently transport and supervise the soil sample to be taken out, and therefore interference factors generated in the process of transporting the soil sample to a laboratory after the soil sample is taken out can be timely processed.
Optionally, the transportation supervision plan includes the following steps:
acquiring the actual depth of the soil sampler in the drill hole during sampling;
acquiring a preset depth range of sampling in real-time positioning;
comparing the actual depth with a preset depth range;
if the actual depth is within the preset depth range, determining that the sampling depth is correct and storing; if the actual depth is not within the preset depth range, determining that the sampling depth is wrong and storing;
acquiring a soil sample transportation state according to the correct sampling depth;
and sending an instruction for re-obtaining the soil sample according to the wrong sampling depth.
Through adopting above-mentioned technical scheme, at first acquire the actual degree of depth of this soil property sample to the soil property sample of taking out to be convenient for compare actual degree of depth and preset depth range, if this soil property sample is not take out in this survey point preset depth range, can indicate the surveying personnel secondary according to presetting the degree of depth and enter the sample, thereby improve the geological evaluation medium data's that the surveying personnel later stage was made accuracy.
Optionally, the step of obtaining the actual depth of the soil sampler in the borehole during sampling specifically includes the following steps:
acquiring real-time depth h of a plurality of soil samplers in an operating state, wherein h is a positive number;
arranging the real-time depths according to sizes;
a maximum value within a plurality of real-time depths is obtained.
By adopting the technical scheme, the maximum depth of the soil sampler in the running state is obtained, and the depth can be considered as the taking depth of the soil sample.
Optionally, the step of obtaining the transportation state of the soil sample comprises the following steps;
acquiring and storing initial data L0 of a soil sample in the soil sampler;
acquiring and storing real-time data Ln of the soil sample in the sample bag;
presetting an error range +/-x;
if Ln is not equal to L0 +/-x; and if the error range is out, sending a transportation early warning alarm to a surveyor for transporting the sample so as to facilitate the surveyor to timely adjust the storage environment of the soil sample in transportation.
Through adopting above-mentioned technical scheme, obtain the back and contrast with initial data at the transportation way to the real-time data of soil property sample, if real-time data surpasss outside the error range, then in time handle the storage environment of soil property sample through the staff of transportation early warning suggestion transportation soil property sample to it leads to the reduction of the availability ratio of soil property sample to prevent to preserve improper in the soil property sample transportation.
Optionally, the soil sampler comprises a pipe body, a tip part detachably connected to one end of the pipe body, and an air blowing assembly arranged at the other end of the pipe body; one end of the tube body close to the tip part is provided with a soil sampling cavity, and the other end of the tube body is provided with an air blowing cavity communicated with an air blowing assembly; the soil sampling cavity is detachably connected with a sample bag, the sample bag is used for coating a soil sample, and the outer wall of the sample bag can be abutted against the inner wall of the soil sampling cavity; the soil sampling device comprises a pipe body, a blowing cavity, an air exhaust channel, a plurality of air outlets, a plurality of soil sampling cavities and a plurality of soil sampling cavities, wherein the pipe body is provided with the air exhaust channel, the peripheral wall of the air exhaust channel is provided with the plurality of air outlets, the plurality of air outlets are communicated with the inside of the soil sampling cavity, one end of the air exhaust channel is communicated with the blowing cavity, and the other end of the air exhaust channel is communicated with the soil sampling cavity; the air blowing assembly is used for driving the soil fixing assembly to move back and forth in the exhaust channel.
By adopting the technical scheme, in order to prevent the taken soil sample from contacting with the external environment, the selected positioning inner drill hole is drilled, after the drill hole is drilled to the preset depth, the soil sampler is placed in the drill hole, and the soil with the preset depth is directly sampled; after the sample bag is sleeved in the soil taking cavity, the opening of the sample bag is opposite to one end, close to the tip end, of the pipe body, the folded edge at the opening of the sample bag is installed between the tip end and the end face of the pipe body, so that the initial installation of the sample bag is completed, then the air blowing assembly sucks air, and the air blowing cavity, the exhaust pipeline and the soil taking cavity are sucked out, so that the sample bag is adsorbed in the soil taking cavity; thereby avoiding the sample bag from separating from the soil sampling cavity in the process of moving the soil sampler downwards; when soil is taken, the pipe body is pressed through external equipment, so that one end of the tip part, which is far away from the pipe body, can be drilled into soil, and the soil with a preset depth can conveniently enter the soil taking cavity; after the soil sample enters the soil taking cavity, the soil fixing component is started to fix the soil sample in the soil taking cavity, then the movable pipe body moves upwards in the drilled hole, and the soil fixing component prevents the soil sample in the soil taking cavity from falling from the sampling bag, so that the stability in the soil taking process is improved; after the soil sample is taken out, the tip part is detached, the opening of the sample bag is sealed, and then the running state of the soil fixing assembly is adjusted, so that the soil sample filled with the sample belt in the soil taking cavity is taken out and then starts to be prepared for transportation.
Optionally, the soil fixing assembly comprises a pressing plate connected in the air blowing cavity in a sliding manner and a plurality of elastic fixing jaws arranged on one side of the pressing plate, and one ends of the fixing jaws, which are far away from the pressing plate, penetrate through the exhaust channel and then can be abutted by the outer wall of the sample bag; the pressing plate is provided with a vent hole in a penetrating way, and a control piece for controlling the air flow passing direction in the vent hole is arranged on the pressing plate; one side of the pressing plate, which is far away from the fixed clamping jaw, is provided with a first spring, the other side of the pressing plate is provided with a second spring, and one ends of the first spring and the second spring, which are far away from the pressing plate, are both connected with the inner wall of the air blowing cavity.
By adopting the technical scheme, when the sample bag needs to be adsorbed, the air holes are in an open state through the control piece, the air blowing assembly sucks out air in the exhaust channel through the air holes, and the sample bag is adsorbed on the inner wall of the soil taking cavity through the exhaust holes; when a soil sample in the soil sampling cavity needs to be fixed, air flow passing through the air holes is reduced through the control piece, the air blowing assembly blows air into the air blowing cavity, so that the pressing plate is forced to move in the direction close to the soil sampling cavity in the air blowing cavity, the first spring is compressed at the moment, the fixing clamping jaws are driven to move in the direction close to the sampling bag in the exhaust channel, and the fixing clamping jaws are buckled into the inner side of the soil edge in the soil sampling cavity, so that the stability of the soil sample in the soil sampling cavity is improved when the pipe body rises and is far away from a drill hole; the first spring and the second spring are arranged to drive the pressing plate to reset in the blowing cavity.
Optionally, the outer wall of the sampling bag is detachably connected with an annular clamp, an annular groove for the annular clamp to buckle into is concavely arranged in the soil sampling cavity, and the annular groove is positioned at the lower part of the exhaust channel; the inner edge side of the annular clamp is concavely provided with a clamping groove for buckling the sampling bag after the sampling bag is curled, and the annular clamp has elasticity.
By adopting the technical scheme, the annular clamp rolls up the peripheral wall of part of the sample bag, after one end of the fixed clamping jaw, which is far away from the pressing plate, is buckled into the outer edge side of the soil sample, the outer wall of the sample bag is driven to move synchronously, and part of the sample bag is rolled up in the clamping groove of the annular clamp, so that the sample bag is prevented from being punctured when the fixed clamping jaw is buckled into the soil sample, and the practicability of the sample bag is improved; meanwhile, in order to avoid the contact between the soil sample to be sampled and the external environment, the soil of partial bottom layer of the soil sample to be sampled is synchronously taken out so as to cover the opening of the sample bag when the sampling is carried out, when the sample bag needs to be taken out from the soil sampler, the pointed end part can be detached, the opening of the sample bag is sealed, then the air in the exhaust channel is sucked out through the air blowing assembly, the clamping of the fixing clamping jaw on the soil sample is released, the sample bag, the soil sample and the soil at the bottom end of the soil sample are taken out from the soil taking cavity, the sample bag part in the clamping groove is pulled out, the storage space in the sample bag is increased, then the annular clamp is used for clamping off the soil sample in the sample bag and the soil at the bottom end, the sample bag in the clamping groove is completely taken out, the annular clamp is moved towards any end, the area with less soil impurities on the inner wall of the sample bag is subjected to hot melt adhesion and then is cut, and the sealed package of the soil to be sampled can be completed.
Optionally, the control part comprises a blocking piece rotatably connected in the vent hole and a blocking plate rotatably connected to one side of the pressing plate, a rack is arranged on the outer edge side of the blocking plate, and one side of the blocking plate close to the pressing plate is provided with an avoiding groove for the outer edge side of the blocking piece to pass through and for the side wall of the blocking piece to abut against; the pressing plate is rotatably connected with a worm, the worm is meshed with one side, away from the clamping plate, of the rack, a driving motor is arranged on the pressing plate, and an output shaft of the driving motor is coaxially connected with the worm.
By adopting the technical scheme, the blocking pieces can circumferentially rotate in the vent holes, a certain gap exists between the outer edge sides of the blocking pieces and the inner walls of the vent holes, when the vent holes need to be opened, the blocking pieces circumferentially rotate in the vent holes under the influence of air suction of the air blowing assembly, and the avoidance grooves in the blocking plates prevent the blocking plates from being abutted to the blocking pieces, so that the vent holes are opened; when needs promote according to the pressing plate when removing to the direction that is close to the soil cavity, closed bleeder vent increases according to the wind pressure that the pressing plate receives, and driving motor passes through the meshing of worm and cingulum to drive the cardboard and rotate, the cardboard rotates to dodging the groove not detain with the outer fringe side of separation blade, thereby avoids the separation blade to last at the bleeder vent internal rotation, thereby closed bleeder vent.
Optionally, the control piece includes the otter board that sets up in the venthole, the otter board runs through and has seted up a plurality of meshes, all be provided with the check valve in a plurality of meshes, the check valve only supplies to press the gas flow that the board is close to fixed jack catch one side to the opposite side of pressing the board.
Through adopting above-mentioned technical scheme, set up the check valve and only supply when blowing the subassembly and breathe in with the interior gas suction of exhaust passage to the subassembly of blowing of being convenient for drives the pressing plate and removes to the direction that is close to exhaust passage in blowing the intracavity to blowing the chamber and blowing gas, thereby is convenient for detain the outer fringe side of soil property sample with fixed jack catch.
In summary, the present application includes at least one of the following beneficial technical effects:
when a surveying worker carries out surveying work at each surveying point, the real-time surveying location of the surveying worker is acquired, then the acquired real-time location is compared with a plurality of standard locations one by one, and whether the surveying worker at the real-time location reaches the preset standard location is checked to carry out surveying sampling;
the soil sample to be taken out is transported and monitored, so that interference factors generated in the process of transporting the soil sample to a laboratory after the soil sample is taken out are processed in time;
after the soil sample enters the soil taking cavity, the soil fixing component is started to fix the soil sample in the soil taking cavity, then the movable pipe body moves upwards in the drilled hole, and the soil fixing component prevents the soil sample in the soil taking cavity from falling from the sampling bag, so that the stability in the soil taking process is improved; after the soil sample is taken out, the tip part is detached, the opening of the sample bag is sealed, and then the running state of the soil fixing assembly is adjusted, so that the soil sample filled with the sample belt in the soil taking cavity is taken out and then starts to be prepared for transportation.
Drawings
FIG. 1 is a flow chart of the steps of a supervision method in the present application;
FIG. 2 is a schematic view of the overall construction of the soil sampler of the present application;
FIG. 3 is a cross-sectional view taken along line F-F of FIG. 2;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
FIG. 5 is a schematic view of the internal structure of the tube;
FIG. 6 is a schematic view of the mounting structure of a control member in embodiment 1 of the present application;
FIG. 7 is a flow chart of the steps of a transportation management protocol;
FIG. 8 is a schematic view of the mounting structure of a control member in embodiment 2 of the present application;
fig. 9 is an enlarged structural view of a portion B in fig. 8.
Description of reference numerals: 1. a pipe body; 11. an air blowing cavity; 12. a soil sampling cavity; 13. a sample bag; 14. an annular groove; 15. an exhaust passage; 151. an exhaust port; 2. a hanging part; 3. a tip portion; 31. a through groove; 4. a blowing assembly; 41. a connecting flange; 42. an air tube; 5. a bag collecting component; 51. a ring-shaped clamp; 52. a magnetic strip; 53. a clamping groove; 6. a soil fixing component; 61. a pressing plate; 611. air holes are formed; 62. fixing the clamping jaw; 621. a first card segment; 622. a second card segment; 63. a first spring; 64. a second spring; 65. a control member; 651. a baffle plate; 652. clamping a plate; 653. a rack; 654. a worm; 655. a drive motor; 656. an avoidance groove; 657. a screen plate; 658. a one-way valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to fig. 1-9 and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The embodiment of the application discloses an informationized integrated monitoring method for geotechnical engineering investigation.
Example 1:
referring to fig. 1, the geotechnical engineering investigation informatization integrated supervision method comprises the following steps:
s100: preparation work:
s110: presetting a plurality of survey points in a designated area through a control end and storing the survey points;
s120: obtaining and storing standard positions of a plurality of survey points;
presetting standard positioning of a plurality of survey points by professional workers according to the scene situation of the designated area, and storing the standard positioning into a control end; preparing equipment such as an unmanned aerial vehicle and a control end in a laboratory, wherein a camera is installed on the unmanned aerial vehicle and is in wireless connection with the control end; surveying equipment such as a geotome, a drilling machine, a bracket, a hydraulic device and the like are prepared by site surveying personnel, and then the surveying work is started when the site surveying personnel reach a preset place according to standard positioning; the hydraulic device can be arranged on the bracket, and the output end of the hydraulic device can be connected with the soil sampler through bolts.
S200: and (3) survey positioning judgment:
s210: the control end obtains real-time positioning of any survey point of a survey site in a specified area;
acquiring real-time positioning of a final surveying point of a surveying staff by installing a positioning component on a drilling machine; after the surveyor arrives at a preset place, drilling by using a drilling machine, and then installing a support above the drilled hole; the positioning assembly comprises a controller, a GPRS module in communication connection with the controller and a drilling pull rope type sensor installed on the soil sampler.
The signal output end of the drilling stay rope type sensor is wirelessly connected with the first signal input end of the controller, the drilling stay rope type sensor is installed on the support, and the stay rope is fixed on the soil sampler and used for acquiring the depth of the soil sampler in a drilling hole.
The signal output end of the GPRS module is in communication connection with the second signal input end of the controller and is arranged on the bracket for obtaining the positioning of the bracket; the signal output end of the controller is wirelessly connected with the control end; the power input end of the soil sampler is electrically connected with a current sensor, the signal output end of the current sensor is wirelessly connected with the third signal input end of the controller, and the current sensor is used for detecting whether the soil sampler is in an operating state.
S220: the control end compares the real-time positioning with the plurality of standard positioning one by one;
if the real-time positioning is in accordance with any standard positioning, the correct survey positioning is considered and stored; if the real-time positioning does not accord with any standard positioning, determining error survey positioning and storing;
s221: the control end sends a dislocation alarm to the controller according to the error surveying location, and then continues to acquire the real-time location in the area; the dislocation alarm is used for warning the surveyor in the area where the real-time positioning is located to timely move to the standard positioning to start surveying work.
S222: the control end sends an image acquisition instruction to the unmanned aerial vehicle according to the correct surveying location; the image acquisition instructions include real-time positioning.
S300: acquisition of survey events at the survey point:
s310: the unmanned aerial vehicle moves to a region where the real-time positioning is located, acquires a real-time image in the region, stores the real-time image and forwards the real-time image to the control end;
s320: the control end receives the real-time image and acquires whether the image contains a human figure or not according to the real-time image;
s330: the control end judges whether a surveyor exists in the area where the real-time positioning is located according to whether a humanoid image exists in the real-time image;
s340: the control end acquires whether the soil sampler positioned in the area is in the running state in real time;
if the soil sampler is in a use state, the current passes through the control end, and the current sensor sends a signal that the soil sampler is in a running state to the controller; otherwise, no signal is sent; the controller can transmit the signal of the soil sampler in the operating state to the control end;
if survey personnel exist in the area where the real-time positioning is carried out and the soil sampler is in the running state, the sampling state is considered and stored; if survey personnel exist in the area where the real-time positioning is carried out and the soil sampler is not in the running state, the state to be sampled is considered and stored; if no survey staff exists in the area where the real-time positioning is carried out and the soil sampler is in the running state, the early warning state is considered and stored; if no survey staff exists in the area where the real-time positioning is carried out and the soil sampler is not in the running state, the state is considered to be acquired again and stored;
s341: executing a transportation supervision plan according to the sampling state;
s342: repeating the step of obtaining a real-time image according to the state to be obtained;
s343: the step of repeatedly acquiring a real-time image after sending an unmanned alarm according to the early warning state;
s344: and repeating the step of acquiring the real-time image according to the reacquisition state.
Referring to fig. 2 and 3, the soil sampler comprises a pipe body 1, a hanging part 2 bolted to the top end of the pipe body 1, and a tip part 3 bolted to the bottom end of the pipe body 1; wherein the hanging part 2, the tube body 1 and the tip part 3 are coaxially arranged.
The hanging part 2 is used for connecting an output end bolt of an external hydraulic device, an air blowing cavity 11 is formed in one end, close to the hanging part 2, of the pipe body 1, and an air blowing assembly 4 capable of blowing air or sucking air into the air blowing cavity 11 is connected to the top end of the pipe body 1 through a bolt.
The end face of the bottom end of the pipe body 1 is provided with a soil sampling cavity 12 in a concave manner, when the soil sampler is in a use state, a sample bag 13 is sleeved in the soil sampling cavity 12, the peripheral wall of the sample bag 13 is detachably connected with a bag collecting component 5, and the bag collecting component 5 is used for winding up part of the peripheral wall of the sample bag, so that the adjustment of the accommodating space of the sample bag is realized; an annular groove 14 for buckling the bag receiving component 5 is concavely arranged on the inner wall of the soil taking cavity 12; the pointed end 3 runs through the logical groove 31 of seting up intercommunication soil sampling chamber 12, and the one end outer fringe side that the body 1 was kept away from to pointed end 3 is the chamfer setting to be convenient for bore into inside the soil property.
A plurality of exhaust channels 15 are arranged in the tube body 1, and the exhaust channels 15 extend along the vertical direction and are distributed in a circumferential equidistant manner by taking the axis of the tube body 1 as the center of a circle; one end of each exhaust pipe 42 is communicated with the inside of the air blowing cavity 11, and the other end of each exhaust pipe is communicated with the inside of the soil taking cavity 12; the exhaust passage 15 is connected with a soil fixing component 6 in a sliding way.
Referring to FIG. 3, insufflation assembly 4 includes a connection flange 41 and an air tube 42; one end of the air pipe 42 is fixedly connected with the connecting flange 41, and the other end is connected with an air pump placed on the ground; the connecting flange 41 is connected with the top end of the pipe body 1 through bolts; the end of the air tube 42 remote from the air pump communicates with the inside of the insufflation chamber 11.
Referring to fig. 3 and 4, the bag collecting assembly 5 comprises an annular clip 51 and a plurality of magnetic strips 52, the annular clip 51 is made of elastic material, and the bottom of the annular groove 14 is provided with a metal sheet for magnetic attraction of the magnetic strips 52; the magnetic strips 52 are embedded on the outer edge side of the annular clamp 51, the inner edge side of the annular clamp 51 is concavely provided with a clamping groove 53, and the clamping groove 53 can be used for buckling the middle section of the sample bag 13 after being rolled; temperature sensor and humidity transducer are installed to 13 inner walls in sample area, and temperature sensor and humidity transducer's signal output part all with control end wireless connection.
Referring to fig. 5, a plurality of exhaust ports 151 are formed in the inner wall of the exhaust passage 15, and the exhaust ports 151 are distributed at equal intervals in the vertical direction and are all communicated with the inside of the soil taking cavity 12; the soil fixing component 6 comprises a pressing plate 61, a plurality of fixing claws 62, a first spring 63 and a second spring 64, the pressing plate 61 is connected inside the air blowing cavity 11 in a sliding manner, the pressing plate 61 can slide back and forth in the air blowing cavity 11 along the vertical direction, and the outer edge side of the pressing plate 61 can be abutted to the inner wall of the air blowing cavity 11; the pressing plate 61 is provided with an air hole 611 along the vertical direction, and a control member 65 for adjusting the air flow passing direction in the air hole 611 is installed in the air hole 611.
At least two first springs 63 are arranged, one end of each first spring 63 is fixedly connected to the upper surface of the pressing plate 61, and the other end of each first spring 63 is fixedly connected to the inner wall of the top end of the blowing cavity 11; at least two second springs 64 are arranged, one end of each second spring 64 is fixedly connected to the lower surface of the pressing plate 61, and the other end of each second spring 64 is fixedly connected to the inner wall of the bottom end of the blowing cavity 11; the provision of the first and second springs 63 and 64 prevents the pressing plate 61 from being completely attached to the top or bottom inner wall of the blowing chamber 11, thereby facilitating the movement of the pressing plate 61 by controlling the air flow in the blowing chamber 11.
A plurality of fixing claws 62 are vertically fixed on the lower surface of the pressing plate 61, and the diameter of the fixing claws 62 is smaller than the inner diameter of the exhaust passage 15, so that the gas in the blowing chamber 11 can be blown into the exhaust passage 15; the fixing jaw 62 includes a first catching section 621 and a second catching section 622 obliquely fixed to a bottom end of the first catching section 621; one end of the first clamping section 621, which is far away from the second clamping section 622, is fixedly connected to the lower surface of the pressing plate 61; the first clamping section 621 has elasticity, the second clamping section 622 is made of metal, one end of the second clamping section 622, which is close to the first clamping section 621, cannot completely extend out of the exhaust passage 15, and the other end can drive the side wall of the sample bag 13 to be buckled into the soil sample; the end surface of the second clip section 622 far away from the first clip section 621 is a cambered surface.
Referring to fig. 5 and 6, the control member 65 includes a stopper 651, a catch plate 652, a rack 653, a worm 654, and a driving motor 655; wherein the blocking piece 651 is circular sheet-shaped and is rotatably connected to the inner wall of the air hole 611; the thickness of the blocking piece 651 is the same as that of the pressing plate 61; however, the outer edge of the stopper 651 is smaller in diameter than the inner diameter of the air hole 611, so that a gap is formed between the outer edge of the broken stopper 651 and the inner wall of the air hole 611, thereby facilitating the flow of air.
The worm screw 654 is rotatably connected to the lower surface of the pressing plate 61; the mounting seat of the driving motor 655 is mounted on the lower surface of the pressing plate 61, the output shaft of the driving motor 655 is coaxially fixed with the worm 654, and the worm 654 is meshed with the rack 653; the second signal output end of the controller is wirelessly connected with the control end of the driving motor 655.
Referring to fig. 7, the transportation regulatory protocol includes the steps of:
a100: judging the sampling depth of the soil sample:
a110: acquiring the actual depth of the soil sampler in the drill hole during sampling;
a111: acquiring real-time depth h of a plurality of soil samplers in an operating state, wherein h is a positive number;
a112: when the pull rope is drilled, the sensor sends the depth of the position of the soil sampler to the controller in real time;
a113: arranging a plurality of real-time depths of the soil sampler in a running state according to sizes to form a sequence (h 1, h2... hn);
a114: a maximum value hm within a plurality of real-time depths is obtained.
Hm is considered to be the actual depth.
A120: the control end obtains a preset depth range of real-time positioning internal sampling;
a130: comparing the actual depth with a preset depth range by the control end;
if the actual depth is within the preset depth range, determining that the sampling depth is correct and storing; if the actual depth is not within the preset depth range, determining that the sampling depth is wrong and storing;
a131: the control end sends a soil sample re-acquisition instruction to the controller according to the wrong sampling depth so as to facilitate the re-sampling of the surveyor at the surveying point;
a132: and acquiring the soil sample transportation state according to the correct sampling depth.
A200: monitoring the transportation condition of the soil sample:
a210: acquiring and storing initial data L0 of a soil sample in the soil sampler; the initial data comprises soil temperature and soil humidity;
a220: acquiring and storing real-time data Ln of the soil sample in the sample bag;
a230: presetting an error range +/-x;
if Ln = L0 ± x; if the error range is considered to be within, repeating the steps to obtain real-time data of the soil sample in the sample bag and storing the data;
if Ln is not equal to L0 +/-x; and if the error range is out, sending a transportation early warning alarm to a surveyor for transporting the sample so as to facilitate the surveyor to timely adjust the storage environment of the soil sample in transportation.
The implementation principle of the embodiment 1 is as follows:
in the initial state, the chucking plate 652 is rotated to a state where the escape groove 656 is allowed to pass through the outer edge side of the stopper 651;
preparation work: firstly, drilling a selected positioning inner hole, after drilling to a preset depth, sleeving a sample bag 13 in a soil taking cavity 12, facing an opening of the sample bag 13 to one end, close to the tip end 3, of the tube body 1, folding and installing the folded edge of the opening of the sample bag 13 between the tip end 3 and the end surface of the tube body 1, so as to finish primary installation of the sample bag 13, then starting an air pump to pump air, sucking air in an air suction cavity through an air tube 42, sucking air between the inner wall of the soil taking cavity 12 and the sample bag 13 through an exhaust channel 15, and accordingly adsorbing the sample bag 13;
sampling: the external hydraulic device is arranged on the ground outside the drilled hole, and an output shaft of the hydraulic device is connected with the hanging part 2 through a bolt, so that the pipe body 1 is driven to enter the drilled hole; the tip part 3 is drilled into soil to be sampled, and a soil sample enters a sample bag 13 in the soil sampling cavity 12; the air pump stops sucking air;
and (3) soil fixation process: the controller sends a starting instruction to the driving motor 655, the driving motor 655 starts to drive the worm screw 654 to rotate, so that the rack 653 drives the fixture block to rotate to the avoiding groove 656, the outer edge side of the blocking piece 651 cannot pass through, the blocking piece 651 rotates to a horizontal state under the influence of the airflow blown into the blowing air cavity 11, the air holes 611 are closed in a large area, the pressing plate 61 is driven by the air blown into the blowing air cavity 11 to press downwards, meanwhile, the plurality of fixing clamping claws 62 are driven to slide along the exhaust channel 15, the bottom end of the fixing clamping claws drives the sampling bag to be buckled on the outer edge side of soil, and the holding and clamping tendency of the soil sample in the soil taking cavity 12 is formed;
a bag taking process: the movable pipe body 1 moves upwards in the drilled hole, and the plurality of fixing claws 62 prevent the soil sample in the soil taking cavity 12 from falling from the sampling bag, so that the stability in the soil taking process is improved; the annular clamp 51 winds up the peripheral wall of part of the sample bag 13, after one end of the fixed claw 62, which is far away from the pressing plate 61, is buckled into the outer edge side of the soil sample, the outer wall of the sample bag 13 is driven to move synchronously, and part of the sample bag 13 is wound in the clamping groove 53 of the annular clamp 51, so that the sample bag 13 is prevented from being punctured when the fixed claw 62 is buckled into the soil sample, and the practicability of the sample bag 13 is improved; meanwhile, in order to avoid the contact between the soil sample to be sampled and the external environment, when the sample is taken, the soil on the partial bottom layer of the soil sample to be sampled is synchronously taken out so as to cover the opening of the sample bag, when the sample bag needs to be taken out of the soil sampler, the tip end part 3 can be detached, the opening of the sample bag 13 is sealed, the air in the exhaust channel 15 is sucked out through the air blowing assembly 4, the clamping of the fixing clamping claw 62 on the soil sample is released, after the sample bag 13, the soil sample and the soil at the bottom end of the soil sample are taken out of the soil sampling cavity 12, the sample bag 13 in the clamping groove 53 is partially pulled out, the storage space in the sample bag 13 is increased, then the soil sample in the sample bag 13 and the soil at the bottom end are clamped through the annular clamp 51, the sample bag 13 in the clamping groove 53 is completely taken out, the annular clamp 51 is moved to any end, the area with less soil impurities on the inner wall of the sample bag 13 is subjected to hot melting and cutting, and the sealed packaging of the soil to be sampled can be completed.
Example 2:
referring to fig. 8 and 9, the present embodiment is different from embodiment 1 in that the control member 65 includes a mesh plate 657 and a plurality of check valves 658; the net plate 657 is fixedly connected to the inner wall of the air hole 611, and a plurality of meshes are formed in the vertical direction in a penetrating manner, a plurality of one-way valves 658 are correspondingly installed in the plurality of meshes, and the one-way valves 658 are used for allowing the air in the air exhaust channel 15 to pass through when the air blowing assembly 4 sucks air.
The implementation principle of the embodiment 2 is as follows: the one-way valve 658 is provided to suck out the gas in the air discharge passage 15 only when the air pump sucks air, so that the air pump blows the gas into the air blowing chamber 11 to drive the pressing plate 61 to move in the air blowing chamber 11 toward the air discharge passage 15, thereby facilitating the fastening of the fixing claws 62 to the outer edge side of the soil sample.
It can be clearly understood by those skilled in the art that, for convenience and simplicity of description, the foregoing division of the functional modules is merely used as an example, and in practical applications, the foregoing function distribution may be performed by different functional modules according to needs, that is, the internal structure of the device is divided into different functional modules to perform all or part of the above-described functions. For the specific working processes of the system, the apparatus and the unit described above, reference may be made to the corresponding processes in the foregoing method embodiments, and details are not described here again.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules or units is only one logical division, and there may be other divisions when actually implemented, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application may be substantially implemented or contributed by the prior art, or all or part of the technical solution may be embodied in a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, a network device, or the like) or a processor (processor) to execute all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: u disk, removable hard disk, read only memory, random access memory, magnetic or optical disk, etc. for storing program codes.
The foregoing is a preferred embodiment of the present application and is not intended to limit the scope of the application in any way, and any features disclosed in this specification (including the abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Claims (10)
1. An information-based integrated monitoring method for geotechnical engineering investigation is characterized by comprising the following steps:
presetting a plurality of survey points in a designated area;
obtaining and storing standard positions of a plurality of survey points;
acquiring real-time positioning of any survey point in a plurality of survey points;
comparing the real-time positioning with a plurality of standard positioning one by one;
if the real-time positioning is in accordance with any standard positioning, the correct survey positioning is considered and stored; if the real-time positioning does not accord with any standard positioning, determining error survey positioning and storing;
and sending a dislocation alarm according to the wrong surveying location, wherein the dislocation alarm is used for warning surveying personnel in the area where the real-time location is located.
2. The integrated supervisory method for geotechnical engineering survey according to claim 1, wherein said step of sending a misalignment warning to alert the surveyor according to the mis-survey location further includes the steps of:
acquiring and storing a real-time image in the area where the real-time positioning is located according to the correct surveying positioning;
judging whether a surveyor exists in the area where the real-time positioning is carried out or not according to the real-time image;
acquiring whether the soil sampler in the area where the real-time positioning is located is in an operating state;
if survey personnel exist in the area where the real-time positioning is carried out and the soil sampler is in the running state, the sampling state is considered and stored; if survey personnel exist in the area where the real-time positioning is carried out and the soil sampler is not in the running state, the state to be sampled is considered and stored; if no survey staff exists in the area where the real-time positioning is carried out and the soil sampler is in the running state, the early warning state is considered and stored; if no survey staff exists in the area where the real-time positioning is carried out and the soil sampler is not in the running state, the state is considered to be acquired again and stored;
executing a transportation supervision plan according to the sampling state;
repeating the step of obtaining a real-time image according to the state to be obtained;
sending an unmanned alarm according to the early warning state;
and repeating the step of acquiring the real-time image according to the reacquisition state.
3. The geotechnical engineering investigation informatization integrated supervision method according to claim 2, characterized in that: the transportation supervision plan comprises the following steps:
acquiring the actual depth of the soil sampler in the drill hole during sampling;
acquiring a preset depth range of sampling in real-time positioning;
comparing the actual depth with a preset depth range;
if the actual depth is within the preset depth range, determining that the sampling depth is correct and storing; if the actual depth is not within the preset depth range, determining that the sampling depth is wrong and storing;
acquiring a soil sample transportation state according to the correct sampling depth;
and sending an instruction for re-obtaining the soil sample according to the wrong sampling depth.
4. The geotechnical engineering investigation informatization integrated supervision method according to claim 3, characterized in that: the step of obtaining the actual depth of the soil sampler in the drill hole during sampling specifically comprises the following steps:
acquiring real-time depth h of a plurality of soil samplers in an operating state, wherein h is a positive number;
arranging the real-time depths according to sizes;
a maximum value within a plurality of real-time depths is obtained.
5. The geotechnical engineering investigation informatization integrated supervision method according to claim 3, characterized in that: the step of obtaining the transportation state of the soil sample comprises the following steps;
acquiring and storing initial data L0 of a soil sample in the soil sampler;
acquiring and storing real-time data Ln of the soil sample in the sample bag;
presetting an error range +/-x;
if Ln is not equal to L0 +/-x; and if the error range is out, sending a transportation early warning alarm to a surveyor for transporting the sample so as to facilitate the surveyor to timely adjust the storage environment of the soil sample in transportation.
6. The geotechnical engineering investigation informatization integrated supervision method according to claim 3, characterized in that: the soil sampler comprises a pipe body (1), a tip part (3) detachably connected to one end of the pipe body (1) and an air blowing assembly (4) arranged at the other end of the pipe body (1); one end of the tube body (1) close to the pointed end part (3) is provided with a soil sampling cavity (12), and the other end of the tube body (1) is provided with an air blowing cavity (11) communicated with the air blowing assembly (4); a sample bag is detachably connected in the soil taking cavity (12), the sample bag is used for coating a soil sample, and the outer wall of the sample bag can be abutted against the inner wall of the soil taking cavity (12); an exhaust passage (15) is formed in the pipe body (1), a plurality of exhaust ports (151) are formed in the peripheral wall of the exhaust passage (15), the exhaust ports (151) are communicated with the interior of the soil taking cavity (12), one end of the exhaust passage (15) is communicated with the air blowing cavity (11), and the other end of the exhaust passage is communicated with the soil taking cavity (12); the soil fixing component (6) is connected to the inner portion of the exhaust channel (15) in a sliding mode, and the blowing component (4) is used for driving the soil fixing component (6) to move back and forth in the exhaust channel (15).
7. The geotechnical engineering investigation informatization integrated supervision method according to claim 6, characterized in that: the soil fixing component (6) comprises a pressing plate (61) connected in the air blowing cavity (11) in a sliding mode and a plurality of fixing clamping jaws (62) with elasticity, wherein the fixing clamping jaws (62) are arranged on one side of the pressing plate (61), and one ends, far away from the pressing plate (61), of the fixing clamping jaws (62) penetrate through the air exhaust channel (15) and then can be abutted to the outer wall of the sample bag; the pressing plate (61) is provided with an air hole (611) in a penetrating way, and the pressing plate (61) is provided with a control piece (65) for controlling the air flow passing direction in the air hole (611); one side of the pressing plate (61) far away from the fixed clamping jaw (62) is provided with a first spring (63), the other side of the pressing plate is provided with a second spring (64), and one ends of the first spring (63) and the second spring (64) far away from the pressing plate (61) are connected with the inner wall of the air blowing cavity (11).
8. The geotechnical engineering investigation informatization integrated supervision method according to claim 7, characterized in that: the outer wall of the sampling bag is detachably connected with an annular clamp (51), the soil sampling cavity (12) is provided with an annular groove (14) which can be buckled by the annular clamp (51) in an inwards concave manner, and the annular groove (14) is positioned at the lower part of the exhaust channel (15); the inner edge side of the ring-shaped clamp (51) is concavely provided with a clamp groove (53) for buckling a sampling bag after being rolled, and the ring-shaped clamp (51) has elasticity.
9. The geotechnical engineering investigation informatization integrated supervision method according to claim 7, characterized in that: the control piece (65) comprises a blocking piece (651) rotatably connected in the air hole (611) and a clamping plate (652) rotatably connected to one side of the pressing plate (61), a rack (653) is arranged on the outer edge side of the clamping plate (652), one side of the clamping plate (652) close to the pressing plate (61) can be abutted to the side wall of the blocking piece (651), and an avoiding groove (656) through which the outer edge side of the blocking piece (651) can pass is formed in the clamping plate (652); the pressing plate (61) is rotatably connected with a worm (654), the worm (654) is meshed with one side, away from the clamping plate (652), of the rack (653), the pressing plate (61) is provided with a driving motor (655), and an output shaft of the driving motor (655) is coaxially connected with the worm (654).
10. The geotechnical engineering investigation informatization integrated supervision method according to claim 7, characterized in that: the control piece (65) is including setting up otter board (657) in bleeder vent (611), a plurality of meshes have been seted up in otter board (657) run through, all be provided with check valve (658) in a plurality of meshes, check valve (658) only supply to press gas flow to the opposite side of pressing board (61) that board (61) are close to fixed jack catch (62) one side.
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