CN115341525A - Monitoring system and method for earth volume of deep foundation pit excavation - Google Patents
Monitoring system and method for earth volume of deep foundation pit excavation Download PDFInfo
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- CN115341525A CN115341525A CN202211023446.7A CN202211023446A CN115341525A CN 115341525 A CN115341525 A CN 115341525A CN 202211023446 A CN202211023446 A CN 202211023446A CN 115341525 A CN115341525 A CN 115341525A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 34
- 238000009412 basement excavation Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000012806 monitoring device Methods 0.000 claims abstract description 76
- 239000000428 dust Substances 0.000 claims abstract description 43
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 238000005192 partition Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- 239000007921 spray Substances 0.000 claims description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 11
- 238000009423 ventilation Methods 0.000 claims description 11
- 238000007605 air drying Methods 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 7
- 238000005070 sampling Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 8
- 230000001105 regulatory effect Effects 0.000 description 12
- 238000005096 rolling process Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/024—Cleaning by means of spray elements moving over the surface to be cleaned
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
- F16M11/425—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels along guiding means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Analytical Chemistry (AREA)
- Soil Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The monitoring system comprises a monitoring device and a guide rail conveying device, wherein the monitoring device is used for collecting point cloud data of any position of the deep foundation pit, and the guide rail conveying device is a carrier of the monitoring device and is used for enabling a monitoring unit to move along a deep foundation pit supporting system framework; and the guide rail conveying device is provided with a cleaning device for cleaning the surface of the monitoring device. According to the method, the monitoring device can acquire point cloud data of different positions in the deep foundation pit through the guide rail conveying device, so that the excavated earth volume and the excavation allowance of each partition in the deep foundation pit are calculated, and the aim of acquiring the excavated earth volume of the deep foundation pit is fulfilled; the surface of the monitoring device is cleaned through the cleaning device, dust on the surface of the monitoring device is effectively reduced and accumulated, the collected point cloud data are more accurate, and therefore construction scheduling is timely and accurately performed by constructors.
Description
Technical Field
The application relates to the technical field of monitoring of deep foundation pits, in particular to a system and a method for monitoring earth volume of deep foundation pit excavation.
Background
Along with the development of urban modern construction, various underground projects are more and more constructed, and the requirements of large-scale underground projects on deep foundation pit projects are higher and higher. In general, a deep foundation pit refers to a project which has an excavation depth of more than 5 meters (including 5 meters), or more than three floors (including three floors) of a basement, or has a depth of less than 5 meters, but has particularly complicated geological conditions, surrounding environments and underground pipelines. In the process of excavation of foundation ditch, can produce more earth, earth can be cleared away after piling up to a certain degree usually. Because the deep foundation pit engineering has the characteristics of being long, large and deep, a partition and layered excavation mode is generally adopted, in the construction process, excavated earth volume and parts which are not excavated in each area need to be mastered through monitoring equipment, and the purpose of timely and accurately allocating earth outsourcing vehicles is achieved.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: because deep basal pit engineering all can produce the raise dust in construction site and work progress, the raise dust leads to supervisory equipment's monitoring data inaccurate easily to influence the construction dispatch of deep basal pit engineering.
Disclosure of Invention
In order to improve the protection of monitoring equipment, the application provides a monitoring system and a monitoring method for the earth volume of deep foundation pit excavation.
The application provides a monitoring system of deep basal pit excavation earthwork volume adopts following technical scheme:
a monitoring system for the earth volume excavated in a deep foundation pit comprises a monitoring device and a guide rail conveying device, wherein the monitoring device is used for acquiring point cloud data of any position of the deep foundation pit, and the guide rail conveying device is a carrier of the monitoring device and is used for enabling a monitoring unit to move along a support system framework of the deep foundation pit; and the guide rail conveying device is provided with a cleaning device for cleaning the surface of the monitoring device.
By adopting the technical scheme, the guide rail conveying device is utilized to drive the monitoring device to move along the support system framework of the deep foundation pit, so that the monitoring device can acquire point cloud data of different positions in the deep foundation pit, the excavated earth volume and the excavation allowance of each partition in the deep foundation pit are calculated, and the aim of acquiring the excavated earth volume of the deep foundation pit is fulfilled; the surface of the monitoring device is cleaned through the cleaning device, dust on the surface of the monitoring device is effectively reduced and accumulated, the collected point cloud data are more accurate, and accordingly construction scheduling is timely and accurately performed by constructors.
Optionally, the cleaning device includes a plurality of carriages that slide and set up on guide rail conveyor, be provided with the removal subassembly that is used for driving the carriage and removes on the carriage, be provided with the dust removal shower nozzle on the carriage, still be provided with the conveying subassembly that is used for water delivery in to the dust removal shower nozzle on the carriage.
Through adopting above-mentioned technical scheme, utilize and remove the subassembly and can drive the carriage and remove on guide rail conveyor to adjust the position of a plurality of carriages on the guide rail conveyor. In the area with larger dust, the distance between two adjacent sliding frames on the guide rail conveying device is shorter; in the area with less dust, the distance between two adjacent sliding frames on the guide rail conveying device is far, and more dust removing spray heads are prevented from being arranged in the area with less dust. The distance between the adjacent sliding frames on the guide rail conveying device is adjusted, so that the distance between the dust removing spray heads on the guide rail conveying device is adjusted conveniently, and the cleaning effect on the surface of the monitoring device is improved.
Optionally, the sliding frame comprises a transverse plate and vertical plates arranged on two sides of the transverse plate, a plurality of rollers used for abutting against the side wall of the guide rail conveying device are rotatably arranged on the opposite surfaces of the vertical plates on two sides, and the sliding frame is slidably arranged on the guide rail conveying device through the rollers; the transverse plate comprises a fixed plate and moving plates positioned on two sides of the fixed plate, the moving plates on two sides are inserted into the fixed plate and are connected into the fixed plate in a sliding mode, and an adjusting assembly used for adjusting the positions of the moving plates on two sides in the fixed plate is arranged on the fixed plate; the vertical plates on two sides are respectively fixed on the movable plates on two sides.
Through adopting above-mentioned technical scheme, utilize adjusting part can drive both sides movable plate and be located the fixed plate and remove to adjust the length of diaphragm, realize the regulation to interval between the both sides riser, thereby make both sides riser applicable to the guide rail conveyor of different thickness, improve cleaning device's suitability.
Optionally, fixed first regulating plate, both sides of being provided with on the fixed plate all be provided with the relative second regulating plate that sets up with first regulating plate on the movable plate, the adjusting part is including wearing to establish and rotate the two-way lead screw of connecting on first regulating plate, two all fixed threaded sleeve, two of being provided with on the second regulating plate is established and threaded connection is in the both ends of two-way lead screw respectively the threaded sleeve overlaps, be provided with on the first regulating plate and be used for driving two-way lead screw pivoted driving piece.
By adopting the technical scheme, the driving piece is utilized to drive the bidirectional screw rod to rotate, and the threaded sleeve is sleeved and connected to the bidirectional screw rod in a threaded manner and cannot rotate along with the rotation of the bidirectional screw rod, so that the threaded sleeve moves on the bidirectional screw rod; can drive the second regulating plate through the thread bush and remove to drive both sides riser and be close to each other or keep away from, adopt its simple structure of setting up of two-way lead screw, can drive the riser automatically fixed to the position after the removal, improved the regulation effect to both sides riser.
Optionally, the conveying assembly comprises a mounting plate and a water storage tank arranged on the mounting plate, the mounting plate is fixedly arranged on the side face, deviating from the fixing plate, of the vertical plate, a first conveying pipe is arranged on the water storage tank and communicated with the water storage tank, a water delivery pump is arranged on the first conveying pipe, a second conveying pipe is arranged on the first conveying pipe and communicated with the first conveying pipe, and the end, far away from the first conveying pipe, of the second conveying pipe is communicated to the input end of the dust removal spray head.
Through adopting above-mentioned technical scheme, utilize the water delivery pump can carry the water in the storage water tank to spout in the dust removal shower nozzle through the second conveyer pipe, adopt the storage water tank set up its simple structure, the dust removal shower nozzle of being convenient for realizes monitoring devices's surface cleaning in the position of difference.
Optionally, an air drying component for air drying the surface of the monitoring device is arranged on the sliding frame, the air drying component comprises a fan and a ventilation pipe, the fan is fixedly arranged on the sliding frame, the ventilation pipe is communicated with the fan, and a plurality of branch pipes communicated with the ventilation pipe are arranged on the opposite surfaces of the vertical plates on the two sides; the dust removal spray head and the branch pipe are sequentially arranged along the moving direction of the monitoring device.
By adopting the technical scheme, air can be conveyed into the branch pipes through the ventilation pipes by the fans to be sprayed out, so that the moisture on the surface of the monitoring device can be conveniently dried, and on one hand, the influence of the moisture on the point cloud data acquired by the monitoring device can be reduced; on the other hand, the adhesion of dust to the surface of the monitoring device can be reduced.
Optionally, the opposite surfaces of the vertical plates on the two sides are provided with first travel switches electrically connected with the water delivery pump.
By adopting the technical scheme, when the monitoring device reaches the dust removal spray head, the first travel switch is utilized to control the water delivery pump to work, so that the aim of saving water resources is fulfilled.
Optionally, a second travel switch electrically connected with the fan is arranged on the opposite surface of the vertical plate on the two sides.
By adopting the technical scheme, when the monitoring device reaches the branch pipe, the second travel switch is utilized to control the fan to work, so that the purpose of saving power is achieved.
The application also provides a method for monitoring the excavation earth volume of the deep foundation pit, which adopts the following technical scheme:
a method for monitoring the excavated earth volume of a deep foundation pit comprises the following steps:
according to the set walking route, the guide rail conveying device is used as a carrier of the monitoring device, so that the monitoring device moves along the deep foundation pit supporting system framework;
in the moving process of the monitoring device, sequentially collecting point cloud data of different positions of the deep foundation pit by the monitoring device according to preset data sampling interval time, and transmitting the collected point cloud data to the data processing module in real time until the monitoring device moves to the end point of the walking route;
and the data processing module constructs a corresponding digital elevation model in real time according to the point cloud data received in real time, and calculates to obtain the excavated earth volume and the excavation allowance of each partition in the current deep foundation pit by combining the preset earth volume to be excavated of the deep foundation pit.
By adopting the technical scheme, the guide rail conveying device is utilized to drive the monitoring device to move along the support system frame of the deep foundation pit, so that the monitoring device can acquire point cloud data of different positions in the deep foundation pit, the excavated earth volume and the excavation allowance of each partition in the deep foundation pit are calculated, and the aim of acquiring the excavated earth volume of the deep foundation pit is fulfilled.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the guide rail conveying device is utilized to drive the monitoring device to move along the support system framework of the deep foundation pit, so that the monitoring device can acquire point cloud data of different positions in the deep foundation pit, the excavated earth volume and the excavation allowance of each partition in the deep foundation pit are calculated, and the aim of acquiring the excavated earth volume of the deep foundation pit is fulfilled; the surface of the monitoring device is cleaned through the cleaning device, dust accumulation on the surface of the monitoring device is effectively reduced, and collected point cloud data are more accurate, so that construction scheduling can be timely and accurately performed by constructors;
2. the sliding frames can be driven by the moving assembly to move on the guide rail conveying device, so that the positions of the sliding frames on the guide rail conveying device are adjusted. In an area with larger dust, the distance between two adjacent sliding frames on the guide rail conveying device is shorter; in the area with less dust, the distance between two adjacent sliding frames on the guide rail conveying device is far, and more dust removing spray heads are prevented from being arranged in the area with less dust. The distance between the adjacent sliding frames on the guide rail conveying device is adjusted, so that the distance between the dust removing spray heads on the guide rail conveying device is adjusted conveniently, and the cleaning effect on the surface of the monitoring device is improved.
Drawings
Fig. 1 is a schematic structural diagram of a system for monitoring earth volume of deep foundation pit excavation according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a cleaning device in an embodiment of the present application.
FIG. 3 is a schematic structural diagram of the cross plate, the adjustment assembly and the driving member in the embodiment of the present application.
Fig. 4 is a partial structural schematic diagram of a monitoring device and a guide rail conveying device in an embodiment of the application.
Description of the reference numerals: 1. a monitoring device; 11. a rolling seat; 12. a laser radar transmitter; 13. an optical receiver; 14. a wireless transmitting device; 2. a guide rail conveying device; 21. a wheel; 22. a conveying motor; 3. a cleaning device; 31. a carriage; 311. a transverse plate; 3111. a fixing plate; 3112. moving the plate; 312. a vertical plate; 32. a moving assembly; 321. a roller; 322. a moving motor; 323. a connecting plate; 33. a dust removal spray head; 34. a delivery assembly; 341. mounting a plate; 342. a water storage tank; 343. a first delivery pipe; 344. a water delivery pump; 345. a second delivery pipe; 4. an adjustment assembly; 41. a bidirectional screw rod; 42. a threaded sleeve; 5. a first adjusting plate; 6. a second adjusting plate; 7. a drive member; 71. a first bevel gear; 72. a second bevel gear; 73. a knob; 8. air-drying the assembly; 81. a fan; 82. a vent pipe; 83. a branch pipe; 9. a first travel switch; 10. a second travel switch.
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. 1-4 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 a monitoring system for the earth volume excavated in a deep foundation pit, and referring to fig. 1 and fig. 2, the monitoring system comprises a monitoring device 1 and a guide rail conveying device 2, wherein the monitoring device 1 is used for collecting point cloud data of any position of the deep foundation pit, and the guide rail conveying device 2 is a carrier of the monitoring device 1 and is used for enabling a monitoring unit to move along a deep foundation pit supporting system framework; the guide rail conveying device 2 is provided with a cleaning device 3 for cleaning the surface of the monitoring device 1. In this embodiment, there are four cleaning devices 3, which are respectively located around the deep foundation pit; guide rail conveyor 2's guide rail is the circular arc guide rail in the corner of deep basal pit, and monitoring devices 1 moves more steadily on guide rail conveyor 2.
Referring to fig. 1 and 2, the cleaning device 3 includes a plurality of sliding frames 31 slidably disposed on the guide rail conveying device 2, a moving assembly 32 for driving the sliding frames 31 to move is disposed on the sliding frames 31, a dust removing nozzle 33 is disposed on the sliding frames 31, and a conveying assembly 34 for conveying water into the dust removing nozzle 33 is further disposed on the sliding frames 31. In this embodiment, the sliding rack 31 can be driven by the moving component 32 to move on the guide rail conveying device 2, so as to adjust the positions of the plurality of sliding racks 31 on the guide rail conveying device 2. In areas with large dust, the distance between two adjacent sliding frames 31 on the guide rail conveying device 2 is short; in the areas with less dust, the distance between two adjacent sliding frames 31 on the guide rail conveying device 2 is far away, and the arrangement of more dust removing spray heads 33 in the areas with less dust is avoided. That is, the distance between the dust removal nozzles 33 on the rail conveyor 2 is adjusted by adjusting the distance between adjacent carriages 31 on the rail conveyor 2, thereby improving the cleaning effect on the surface of the monitoring device 1.
Referring to fig. 2 and 3, the sliding rack 31 includes a horizontal plate 311 and vertical plates 312 disposed on both sides of the horizontal plate 311, a plurality of rollers 321 for abutting against the side walls of the guide rail conveying device 2 are rotatably disposed on the opposite surfaces of the vertical plates 312 on both sides, and the sliding rack 31 is slidably disposed on the guide rail conveying device 2 through the rollers 321. In this embodiment, there are four rollers 321, and two rollers 321 are disposed inside each side plate, and a moving motor 322 for driving the rollers 321 to rotate is fixedly disposed on one side plate.
Referring to fig. 2 and 3, in order to adjust the distance between the two side risers 312, so that the two side risers 312 are suitable for the guide rail conveying device 2 with different thicknesses, the transverse plate 311 can adopt a telescopic structure. That is, the horizontal plate 311 includes a fixed plate 3111 and moving plates 3112 located at two sides of the fixed plate 3111, and the moving plates 3112 at two sides are inserted into the fixed plate 3111 and slidably connected thereto.
Referring to fig. 2 and 3, in order to drive the two side moving plates 3112 to move, the fixed plate 3111 is provided with an adjusting assembly 4 for adjusting the position of the two side moving plates 3112 in the fixed plate 3111; the side risers 312 are fixed to the side shift plate 3112. Wherein, fixed being provided with first regulating plate 5 on the fixed plate 3111, all being provided with the second regulating plate 6 with the relative setting of first regulating plate 5 on the movable plate 3112 of both sides, adjusting part 4 is including wearing to establish and rotate the two-way lead screw 41 of connecting on first regulating plate 5, all fixedly on two second regulating plates 6 is provided with thread bush 42, and two thread bush 42 overlap respectively and establish and threaded connection is in the both ends of two-way lead screw 41.
Referring to fig. 2 and 3, in order to drive the bidirectional screw rod 41 to rotate, the first adjusting plate 5 is provided with a driving member 7 for driving the bidirectional screw rod 41 to rotate. In this embodiment, the driving member 7 includes a knob 73, a first bevel gear 71 and a second bevel gear 72, a rotating shaft of the knob 73 is inserted through and rotatably connected to the first adjusting plate 5, the first bevel gear 71 is sleeved and fixedly connected to the bidirectional screw rod 41, the second bevel gear 72 is fixedly connected to an end portion of the rotating shaft of the knob 73 close to the fixing plate 3111, and the first bevel gear 71 and the second bevel gear 72 are meshed with each other.
Referring to fig. 2 and 3, in order to supply water to the interior of the dust removing nozzle 33 when the sliding rack 31 moves along the guide rail conveying device 2, the conveying assembly 34 includes a mounting plate 341 and a water storage tank 342 disposed on the mounting plate 341, the mounting plate 341 is fixedly disposed on a side surface of the vertical plate 312 facing away from the fixing plate 3111, a first conveying pipe 343 is disposed on the water storage tank 342 and is communicated with the water storage tank 342, a water conveying pump 344 is disposed on the first conveying pipe 343, a second conveying pipe 345 is disposed on the first conveying pipe 343 and is communicated with the first conveying pipe 343, and an end of the second conveying pipe 345 far away from the first conveying pipe 343 is communicated with an input end of the dust removing nozzle 33. In this embodiment, the water in the water storage tank 342 can be transported into the dust removing nozzle 33 through the second transport pipe 345 by the water transport pump 344 and sprayed out, and the structure is simple by adopting the water storage tank 342, so that the dust removing nozzle 33 can clean the surface of the monitoring device 1 at different positions.
Referring to fig. 2 and 3, in order to reduce the influence of moisture on the point cloud data acquired by the monitoring device 1, an air drying component 8 for air drying the surface of the monitoring device 1 is arranged on the sliding frame 31, the air drying component 8 includes a fan 81 and a ventilation pipe 82, the fan 81 is fixedly arranged on the sliding frame 31, the ventilation pipe 82 is communicated with the fan 81, and a plurality of branch pipes 83 communicated with the ventilation pipe 82 are arranged on the opposite surfaces of the risers 312 at two sides; the dust removing nozzle 33 and the branch pipe 83 are arranged in this order along the moving direction of the monitoring device 1. In this embodiment, the blower 81 can convey air into the branch pipes 83 through the ventilation pipes 82 to be sprayed out, so that the moisture on the surface of the monitoring device 1 can be air-dried conveniently, and on one hand, the influence of the moisture on the point cloud data acquired by the monitoring device 1 can be reduced; on the other hand, the adhesion of dust to the surface of the monitoring device 1 can be reduced.
Referring to fig. 2 and 3, in order to save water and power, first travel switches 9 electrically connected to the water transfer pump 344 are provided on opposite surfaces of the two side risers 312, and second travel switches 10 electrically connected to the blower fan 81 are provided on opposite surfaces of the two side risers 312. In this embodiment, when the monitoring device 1 reaches the dust removing nozzle 33, the first travel switch 9 is used to control the water pump 344 to work, so as to achieve the purpose of saving water resources; the second travel switch 10 is used for controlling the fan 81 to work, thereby achieving the purpose of saving power.
Referring to fig. 1 and 4, the monitoring device 1 includes a rolling seat 11, a laser radar transmitter 12, an optical receiver 13 and a wireless transmitting device 14, the laser radar transmitter 12, the optical receiver 13 and the wireless transmitting device 14 are all fixedly arranged on the rolling seat 11, wherein the laser radar transmitter 12 and the optical receiver 13 are located on the rolling seat 11 and close to one side of the deep foundation pit, and the wireless transmitting device 14 is located on the rolling seat 11 and far away from one side of the deep foundation pit. The laser radar transmitter 12 sends an LD pulse laser signal through a power supply driving circuit, and the LD pulse laser signal is emitted into the deep foundation pit through a lens and is used for transmitting a laser signal to position and measure distance; the optical receiver 13 is used for receiving echo signals of the pulse laser reflected by soil in the deep foundation pit; the wireless transmitting device 14 is used for transmitting the collected deep foundation pit monitoring data to the data processing module in a wireless transmission mode. The cleaning device 3 mainly cleans the laser emission portion of the laser radar transmitter 12 and the laser recovery portion of the optical receiver 13.
Referring to fig. 1 and 4, in order to move the monitoring device 1 on the rail transport device 2, a plurality of wheels 21 for abutting against the side wall of the rail transport device 2 are rotatably provided at the bottom of the rolling base 11, and the rolling base 11 is slidably provided on the rail transport device 2 by the wheels 21. In the embodiment, there are four wheels 21, and a conveying motor 22 for driving the wheels 21 to rotate is fixedly arranged on the rolling seat 11; wherein, the contact position of the wheel 21 and the side wall of the guide rail conveying device 2, and the contact position of the roller 321 and the side wall of the guide rail conveying device 2 are staggered in the vertical direction of the guide rail conveying device 2.
The implementation principle of the monitoring system for the earth volume of deep foundation pit excavation in the embodiment of the application is as follows: the guide rail conveying device 2 drives the monitoring device 1 to move along a support system framework of the deep foundation pit, so that the monitoring device 1 can acquire point cloud data of different positions in the deep foundation pit, the excavated earth volume and excavation allowance of each partition in the deep foundation pit are calculated, and the aim of acquiring the excavated earth volume of the deep foundation pit is fulfilled; the surface of the monitoring device 1 is cleaned through the cleaning device 3, dust on the surface of the monitoring device 1 is effectively reduced and accumulated, the collected point cloud data are more accurate, and therefore construction scheduling is timely and accurately performed by constructors.
The embodiment of the application also discloses a method for monitoring the excavated earth volume of the deep foundation pit, which comprises the following steps:
and S1, according to a set walking route, using the guide rail conveying device 2 as a carrier of the monitoring device 1, and enabling the monitoring device 1 to move along the deep foundation pit supporting system frame.
And S2, in the moving process of the monitoring device 1, sequentially collecting point cloud data of different positions of the deep foundation pit by the monitoring device 1 according to preset data sampling interval time, and transmitting the collected point cloud data to a data processing module in real time until the monitoring device 1 moves to the end point of the walking route.
And S3, constructing a corresponding digital elevation model in real time by the data processing module according to the point cloud data received in real time, and calculating to obtain the excavated earth volume and the excavation allowance of each partition in the current deep foundation pit by combining the preset excavated earth volume of the deep foundation pit.
It should be noted that the digital elevation model is a grid diagram, and the excavated earth volume of each area in the deep foundation pit is calculated and obtained in a logical operation mode, wherein the logical operation flow is as follows: and determining the fluctuation state of each grid in the deep foundation pit by using the data after spatial interpolation on the grid, respectively obtaining the volume difference of each grid, and summing the volume differences corresponding to the grids forming the areas according to the grid composition of each area in the deep foundation pit to obtain the excavated earth volume of the area. In this embodiment, drive monitoring devices 1 through guide rail conveyor 2 and remove along the braced system frame of deep basal pit for monitoring devices 1 can gather the point cloud data of different positions in the deep basal pit, thereby calculates excavation earthwork volume and excavation allowance that obtain each subregion in the deep basal pit, realizes obtaining the purpose of deep basal pit excavation earthwork volume.
The foregoing is a preferred embodiment of the present application and is not intended to limit the scope of the present 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 (9)
1. The monitoring system for the earth volume excavated in the deep foundation pit is characterized by comprising a monitoring device (1) and a guide rail conveying device (2), wherein the monitoring device (1) is used for acquiring point cloud data of any position of the deep foundation pit, and the guide rail conveying device (2) is a carrier of the monitoring device (1) and is used for enabling a monitoring unit to move along a deep foundation pit supporting system framework; the guide rail conveying device (2) is provided with a cleaning device (3) used for cleaning the surface of the monitoring device (1).
2. The system for monitoring the excavation earthwork of the deep foundation pit according to claim 1, wherein the cleaning device (3) comprises a plurality of sliding frames (31) slidably arranged on the guide rail conveying device (2), a moving assembly (32) for driving the sliding frames (31) to move is arranged on each sliding frame (31), a dust removing spray head (33) is arranged on each sliding frame (31), and a conveying assembly (34) for conveying water into the dust removing spray head (33) is further arranged on each sliding frame (31).
3. The system for monitoring the excavation earth volume of the deep foundation pit according to claim 2, wherein the sliding frame (31) comprises a transverse plate (311) and vertical plates (312) arranged at two sides of the transverse plate (311), a plurality of rollers (321) used for abutting against the side walls of the guide rail conveying device (2) are rotatably arranged on opposite surfaces of the vertical plates (312) at two sides, and the sliding frame (31) is slidably arranged on the guide rail conveying device (2) through the rollers (321); the transverse plate (311) comprises a fixed plate (3111) and moving plates (3112) located on two sides of the fixed plate (3111), the moving plates (3112) on the two sides are inserted into the fixed plate (3111) in a sliding mode, and an adjusting assembly (4) used for adjusting the positions, located in the fixed plate (3111), of the moving plates (3112) on the two sides is arranged on the fixed plate (3111); the vertical plates (312) on two sides are respectively fixed on the moving plates (3112) on two sides.
4. The system for monitoring the excavation earth volume of the deep foundation pit according to claim 3, wherein a first adjusting plate (5) is fixedly arranged on the fixing plate (3111), a second adjusting plate (6) opposite to the first adjusting plate (5) is arranged on the moving plate (3112) on two sides, the adjusting assembly (4) comprises a bidirectional screw rod (41) which is arranged on the first adjusting plate (5) in a penetrating and rotating mode, threaded sleeves (42) are fixedly arranged on the two second adjusting plates (6), the two threaded sleeves (42) are respectively sleeved on two ends of the bidirectional screw rod (41) in a threaded mode, and a driving piece (7) used for driving the bidirectional screw rod (41) to rotate is arranged on the first adjusting plate (5).
5. The system for monitoring the earth volume excavated in the deep foundation pit as claimed in claim 3, wherein the conveying assembly (34) comprises a mounting plate (341) and a water storage tank (342) arranged on the mounting plate (341), the mounting plate (341) is fixedly arranged on the side of the vertical plate (312) facing away from the fixing plate (3111), a first conveying pipe (343) is arranged on the water storage tank (342) and communicated with the water storage tank (342), a water delivery pump (344) is arranged on the first conveying pipe (343), a second conveying pipe (345) is arranged on the first conveying pipe (343) and communicated with the first conveying pipe (343), and the end of the second conveying pipe (345) far away from the first conveying pipe (343) is communicated to the input end of the dust removal nozzle (33).
6. The system for monitoring the excavation earth volume of the deep foundation pit according to claim 3, wherein an air drying component (8) for air drying the surface of the monitoring device (1) is arranged on the sliding frame (31), the air drying component (8) comprises a fan (81) and a ventilation pipe (82), the fan (81) is fixedly arranged on the sliding frame (31), the ventilation pipe (82) is communicated with the fan (81), and a plurality of branch pipes (83) communicated with the ventilation pipe (82) are arranged on the opposite surfaces of the vertical plates (312) on the two sides; the dust removal spray head (33) and the branch pipe (83) are sequentially arranged along the moving direction of the monitoring device (1).
7. The system for monitoring the earth volume excavated in the deep foundation pit as claimed in claim 5, wherein the first travel switch (9) electrically connected to the water delivery pump (344) is provided on the opposite surfaces of the vertical plates (312).
8. The system for monitoring the earth volume excavated in the deep foundation pit according to claim 6, wherein the two sides of the vertical plate (312) are provided with second travel switches (10) on the opposite surfaces thereof, and the second travel switches are electrically connected with the fan (81).
9. A method for monitoring earth volume of a deep foundation pit excavation using the monitoring system of any one of claims 1-8, comprising the steps of:
according to a set walking route, the guide rail conveying device (2) is used as a carrier of the monitoring device (1), so that the monitoring device (1) moves along the deep foundation pit supporting system framework;
in the moving process of the monitoring device (1), sequentially collecting point cloud data of different positions of the deep foundation pit by the monitoring device (1) according to preset data sampling interval time, and transmitting the collected point cloud data to the data processing module in real time until the monitoring device (1) moves to the end point of a walking route;
and the data processing module constructs a corresponding digital elevation model in real time according to the point cloud data received in real time, and calculates the excavated earth volume and the excavation allowance of each partition in the current deep foundation pit by combining the preset excavated earth volume of the deep foundation pit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211023446.7A CN115341525A (en) | 2022-08-25 | 2022-08-25 | Monitoring system and method for earth volume of deep foundation pit excavation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211023446.7A CN115341525A (en) | 2022-08-25 | 2022-08-25 | Monitoring system and method for earth volume of deep foundation pit excavation |
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| CN115341525A true CN115341525A (en) | 2022-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211023446.7A Pending CN115341525A (en) | 2022-08-25 | 2022-08-25 | Monitoring system and method for earth volume of deep foundation pit excavation |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001046526A1 (en) * | 1999-12-21 | 2001-06-28 | Tristanagh Pty. Ltd. | Earth retention and piling systems |
| CN104029659A (en) * | 2014-06-27 | 2014-09-10 | 武汉格林美城市矿产装备有限公司 | Automatic cleaning method and automatic cleaning device of scraped car |
| CN112344904A (en) * | 2020-10-20 | 2021-02-09 | 同济大学 | System and method for monitoring earth volume of deep foundation pit excavation |
| CN114733292A (en) * | 2022-05-17 | 2022-07-12 | 四川优筑建设工程有限公司 | Dust collecting equipment for building |
-
2022
- 2022-08-25 CN CN202211023446.7A patent/CN115341525A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001046526A1 (en) * | 1999-12-21 | 2001-06-28 | Tristanagh Pty. Ltd. | Earth retention and piling systems |
| CN104029659A (en) * | 2014-06-27 | 2014-09-10 | 武汉格林美城市矿产装备有限公司 | Automatic cleaning method and automatic cleaning device of scraped car |
| CN112344904A (en) * | 2020-10-20 | 2021-02-09 | 同济大学 | System and method for monitoring earth volume of deep foundation pit excavation |
| CN114733292A (en) * | 2022-05-17 | 2022-07-12 | 四川优筑建设工程有限公司 | Dust collecting equipment for building |
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Application publication date: 20221115 |