CN111058438A - Long spiral drilling machine pile-forming automatic measurement construction method - Google Patents
Long spiral drilling machine pile-forming automatic measurement construction method Download PDFInfo
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- CN111058438A CN111058438A CN201911372887.6A CN201911372887A CN111058438A CN 111058438 A CN111058438 A CN 111058438A CN 201911372887 A CN201911372887 A CN 201911372887A CN 111058438 A CN111058438 A CN 111058438A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/04—Supports for the drilling machine, e.g. derricks or masts specially adapted for directional drilling, e.g. slant hole rigs
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/04—Measuring depth or liquid level
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0023—Cast, i.e. in situ or in a mold or other formwork
Abstract
The invention discloses a long spiral drilling machine pile-forming automatic measurement construction method, which comprises the following steps: firstly, leveling a construction site and determining a pile position; secondly, installing a trigger rod; estimating the installation elevation of the drill rod limiting module on the arm support; estimating the installation elevation of the pump stopping limit module on the arm support; fifthly, installing a drilling machine end control module and a pump end control module; sixthly, mounting a long spiral drill rod moving direction recognition mechanism; seventhly, drilling; eighthly, forming a pile by pulling a rod and performing concrete pressure pouring operation; ninthly, completing the pouring of the next CFG pile with the same pile length and the designed standard height of the pile bottom; and tenthly, updating elevation parameters of the piles, and completing the pouring of all CFG piles on the construction working face. According to the invention, the triggering rod and the drill rod limiting module are matched to automatically measure the designed elevation of the pile bottom, so that an operator is prompted to stop drilling, over drilling or under drilling is avoided, the pile forming quality is ensured, the triggering rod and the pump stop limiting module are matched to automatically measure the designed elevation of the grouting stop, so that concrete is prompted to stop grouting, insufficient or overlong virtual pile heads are avoided, and the automation degree is high.
Description
Technical Field
The invention belongs to the technical field of long spiral drilling machine pile forming automatic measurement, and particularly relates to a long spiral drilling machine pile forming automatic measurement construction method.
Background
The main construction process of CFG pile (cement fly ash gravel pile) is drilling by long spiral drill and filling into pile by pumping pressure in pipe, and it has the characteristics of strong penetrating power, no mud pollution, no vibration, low noise, wide application range of geological conditions, high construction efficiency, etc. Due to the advantages of technology, economy, construction and the like, the CFG composite foundation technology is generally applied to most regions of the country. During the construction of the CFG pile, the drilling depth and the concrete irrigation stopping height of the CFG pile need to be measured and controlled continuously, otherwise, the phenomena of pile length, insufficient virtual pile head, over-long virtual pile head and the like can be caused. The former affects the quality of the pile, and the latter causes material waste. When the drilling depth of the CFG pile and the concrete stop-grouting height are measured and controlled, the main points are accurately controlled due to the influences of factors such as pile mud accumulation, pile machine displacement, work and seed matching connection and the like, and the construction matching difficulty is high and the labor efficiency is low.
Disclosure of Invention
The invention aims to solve the technical problem that the deficiency in the prior art is overcome, and provides an automatic pile-forming measuring construction method for a long spiral drilling machine.
In order to solve the technical problems, the invention adopts the technical scheme that: a pile-forming automatic measurement construction method of a long spiral drilling machine is characterized by comprising the following steps:
leveling a construction site and determining a pile position: clearing up obstacles in a construction area, leveling a construction site, maintaining a construction working surface at the same elevation, measuring and placing a pile position according to a site level control point, a coordinate control point and a construction drawing, moving a long spiral drilling machine to a specified position, and vertically aligning a long spiral drilling rod to the pile position;
step two, installing a trigger rod: a trigger rod is arranged on a drill rod power head of the long spiral drill rod, and the trigger rod faces the direction of the long spiral drill;
step three, according to a formula L2＝L1-(H0-H3) Estimating the installation elevation of a drill rod limiting module on the arm support, wherein the drill rod limiting module comprises a drill rod limiting shell, a lower limiting switch arranged on the drill rod limiting shell and matched with the trigger rod and a drill rod limiting electronic circuit board arranged in the drill rod limiting shell, a lower controller and a lower transmitter connected with the lower controller are integrated on the drill rod limiting electronic circuit board, and H0For construction work surface elevation, H3Designing elevation, L, for pile bottom2Is the distance between the horizontal central axis of the lower limit switch and the elevation of the construction operation surface, L1The long auger stem is contacted when being in an initial stateThe distance between the horizontal central axis of the engine rod and the elevation of the construction working surface is equal to the distance between the horizontal central axis of the engine rod and the elevation of the construction working surface, and the long spiral drill rod is in an initial state that the drilling end of the long spiral drill rod is located at the elevation of the construction working surface;
step four, according to a formula L3＝L2+(H1-H3) Estimating the installation elevation of the pump stopping limit module on the arm support, wherein the pump stopping limit module comprises a pump stopping limit shell, an upper limit switch arranged on the pump stopping limit shell and matched with the trigger rod, and a pump stopping limit electronic circuit board arranged in the pump stopping limit shell, an upper controller and an upper emitter connected with the upper controller are integrated on the pump stopping limit electronic circuit board, and H1For the elevation of the pile top irrigation stopping point, L3The distance between the horizontal central axis of the upper limit switch and the elevation of the construction operation surface is defined;
step five, installing a drilling machine end control module and a pump end control module: the control method comprises the following steps that a drill end control module is installed in a cab of the long spiral drill, a pump end control module is installed on a conveying pump, the drill end control module comprises a drill end controller and a drill end receiver which is connected with the input end of the drill end controller and used for receiving wireless signals of an upper transmitter or a lower transmitter, the output end of the drill end controller is connected with a drill end warning device, the pump end control module comprises a pump end controller and a pump end receiver which is connected with the input end of the pump end controller and used for receiving wireless signals of the upper transmitter or the lower transmitter, and the output end of the pump end controller is connected with the pump end warning device;
sixthly, installing a long spiral drill rod moving direction recognition mechanism: a direction identification module is arranged on one side of the trigger rod, which faces the pump stopping limit module and the drill rod limit module, a downlink identification module matched with the direction identification module is arranged at the position, which is positioned on the upper side of the pump stopping limit module, on the arm support, an uplink identification module matched with the direction identification module is arranged at the position, which is positioned on the lower side of the pump stopping limit module, on the arm support, the downlink identification module, the uplink identification module and the upper limit switch are all connected with the signal input end of the upper controller, and the direction identification module, the downlink identification module and the uplink identification module form a long spiral drill rod moving direction identification mechanism;
when the direction identification module is matched with the downlink identification module and then matched with the uplink identification module, the long spiral drill rod is explained to move downwards, and when the long spiral drill rod moves downwards, the trigger rod is contacted with the upper limit switch, and the upper transmitter does not work;
when the direction identification module is matched with the uplink identification module firstly and then matched with the downlink identification module, the long spiral drill rod is explained to move upwards, when the long spiral drill rod moves upwards and the trigger rod is contacted with the upper limit switch, the upper transmitter works, and the upper controller controls the upper transmitter to send signals to the drilling machine end control module and the pump end control module;
step seven, drilling: the long spiral drilling machine controls a long spiral drilling rod to vertically align with a pile position for drilling, when a direction recognition module on the long spiral drilling rod is matched with a downlink recognition module and then contacts an upper limit switch, the long spiral drilling rod is explained to move downwards, after a trigger rod is contacted with the upper limit switch, an upper transmitter does not work, a drilling machine end control module and a conveying pump upper pump end control module in a driving cab of the long spiral drilling machine do not send warnings, the long spiral drilling rod moves downwards until the trigger rod on a drilling rod power head triggers the lower limit switch, a lower transmitter works, wireless signals are sent to the drilling machine end control module and the conveying pump upper pump end control module in the driving cab of the long spiral drilling machine simultaneously, a drilling machine end warning device and a pump end warning device both send warning prompts, and an operator of the long spiral drilling;
step eight, pulling the rod and pouring concrete to form a pile: the pump end warning device prompts an operator at the pump end to start a conveying pump, the operator of the long spiral drilling machine stops drilling operation and starts rod pulling operation, construction is performed in a mode of concrete pressure pouring while rod pulling, when the direction identification module is matched with the uplink identification module firstly and then contacts the upper limit switch, the long spiral drilling rod moves upwards, after the trigger rod is contacted with the upper limit switch, the upper emitter works, the upper emitter is controlled by the upper controller to send signals to the drill end control module and the pump end control module, the drill end warning device and the pump end warning device both send warning prompts, the operator at the pump end closes the conveying pump and stops pressure pouring operation, the operator of the long spiral drilling machine continues to pull out a drill bit from a construction working face, and the CFG pile is poured completely;
step nine, finding a next pile position with the same pile length and the designed elevation of the pile bottom, moving a long spiral drilling machine to a specified position, vertically aligning a long spiral drill rod to the pile position, resetting the initial state of the long spiral drill rod, and circulating the step seven and the step eight to finish the pouring of the next CFG pile;
step ten, updating elevation parameters of the piles, and completing the pouring of all CFG piles on the construction working face: determining pile positions with different pile lengths and pile bottom design heights, updating elevation parameters of the piles, and circulating the third step to the ninth step until all CFG piles on a construction working surface are completely poured, wherein the elevation parameters of the piles comprise pile top pouring stop point elevations H1Design elevation H of pile bottom3。
The pile-forming automatic measurement construction method of the long spiral drilling machine is characterized by comprising the following steps of: the drilling machine end warning device and the pump end warning device are flashing warning lamps or buzzing warning devices.
The pile-forming automatic measurement construction method of the long spiral drilling machine is characterized by comprising the following steps of: the direction identification module is a baffle, and the downlink identification module and the uplink identification module are both laser ranging modules matched with the baffle.
The pile-forming automatic measurement construction method of the long spiral drilling machine is characterized by comprising the following steps of: the direction identification module is an infrared transmitting tube, and the downlink identification module and the uplink identification module are both infrared receiving tubes matched with the infrared transmitting tube.
The pile-forming automatic measurement construction method of the long spiral drilling machine is characterized by comprising the following steps of: the upper controller, the lower controller, the drilling machine end controller and the pump end controller are all single-chip microcomputers, ARM microcontrollers or DSP microcontrollers.
The pile-forming automatic measurement construction method of the long spiral drilling machine is characterized by comprising the following steps of: in the ninth step, before moving the long spiral drilling machine to the next pile position, when the pile top of the completed CFG pile stops filling the point elevation H1And when the height is lower than the elevation of the construction working surface, taking a burying or covering protection measure for the opening of the pile top.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the drill rod limiting module is arranged on the arm support, and the trigger rod arranged on the drill rod power head of the long spiral drill rod is matched with the drill rod limiting module to automatically measure the designed elevation of the pile bottom, so that an operator is prompted to stop drilling, the long spiral drill rod is prevented from being over-drilled or under-drilled, the pile forming quality is ensured, and the device is convenient to popularize and use.
2. According to the invention, the pump stop limit module is arranged on the arm support, and the trigger rod arranged on the drill rod power head of the long spiral drill rod is matched with the pump stop limit module to automatically measure the pile top filling stop design elevation, so that an operator is prompted to stop filling concrete, the deficiency or over-length of the virtual pile head is avoided, and the device is economical, practical, reliable and stable and has a good use effect.
3. The direction recognition module is arranged on one side of the trigger rod facing the pump stopping limit module and the drill rod limit module, the downlink recognition module matched with the direction recognition module is arranged at the position, on the arm support, on the upper side of the pump stopping limit module, the uplink recognition module matched with the direction recognition module is arranged at the position, on the arm support, on the lower side of the pump stopping limit module, the uplink recognition module matched with the direction recognition module is arranged, the moving direction of the long spiral drill rod is recognized, when the direction recognition module is firstly matched with the downlink recognition module and then matched with the uplink recognition module, the long spiral drill rod moves downwards, and when the long spiral drill rod moves downwards, the trigger rod is contacted with the upper limit switch, the upper; when the direction recognition module is matched with the uplink recognition module and then matched with the downlink recognition module, the long spiral drill rod is explained to move upwards, when the long spiral drill rod moves upwards and the trigger rod is contacted with the upper limit switch, the upper transmitter works, the upper controller controls the upper transmitter to send signals to the drilling machine end control module and the pump end control module, the error warning of the warning device is avoided, and the using effect is good.
4. The invention visually displays the measured underground depth data on the ground through the drill rod limiting module and the pump stopping limiting module, replaces the traditional mode that a measurer uses a level gauge, a tower ruler, a steel tape or a drill rod identification line to repeatedly measure and control the drilling depth and the pile filling height of the pile driver, converts visual measurement control into visual and auditory warning signals, has the function of remote blind measurement, realizes the automatic measurement operation of the key point control of the CFG pile, reduces the generation amount of construction waste, and has the characteristics of material saving, land saving and energy saving.
5. The method has simple steps, adjusts the installation elevation of the drill rod limiting module on the arm support and the installation elevation of the pump stopping limiting module on the arm support according to the actual pile length and the design elevation of the pile bottom, divides the number of the pile positions according to the pile length and the design elevation of the pile bottom, and identifies the moving direction of the long spiral drill rod, thereby avoiding unnecessary warning, reducing interference, having high construction efficiency and being convenient for popularization and use.
In conclusion, the automatic measurement of the designed elevation of the pile bottom by matching the trigger rod with the drill rod limiting module prompts an operator to stop drilling, avoids over drilling or under drilling, ensures pile forming quality, and prompts to stop pouring concrete by matching the trigger rod with the pump stop limiting module to automatically measure the designed elevation of the stop pouring, so that insufficient or overlong pile heads are avoided, the automation degree is high, and the automatic measurement and control method is convenient to popularize and use.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
Fig. 1 is a schematic structural view of a long auger stem according to the present invention in an initial state.
Fig. 2 is a schematic structural view of the long auger drilling to the pile bottom elevation position according to the present invention.
FIG. 3 is a schematic structural diagram of the position of the long auger stem when the grouting of the delivery pump is stopped.
FIG. 4 is a schematic view of the long auger drilling machine of the present invention moved to another drilling position with the long auger stem in an initial state.
Fig. 5 is a schematic block diagram of the circuit of the present invention.
FIG. 6 is a block flow diagram of a method of the present invention.
Description of reference numerals:
1-long spiral drilling machine; 2, a cantilever crane; 3, a long spiral drill rod;
4, a drill rod power head; 5, a trigger rod; 6, a pump stopping limit module;
7-upper limit switch; 8-downlink identification module; 9-an uplink identification module;
10, a drill rod limiting module; 11-lower limit switch; 12-a transfer pump;
13-a direction identification module; 14-upper controller; 15 — an upper emitter;
16-lower controller; 17-lower emitter; 18-a drill end receiver;
19-a drill end controller; 20-drill end alarm; 21-pump end receiver;
22-pump end controller; 23-pump end alarm.
Detailed Description
As shown in fig. 1 to 6, the pile-forming automatic measuring construction method of the long auger drilling machine of the invention comprises the following steps:
leveling a construction site and determining a pile position: clearing up the obstacles in the construction area, leveling the construction site, maintaining the construction working surface at the same elevation, measuring and placing the pile position according to the site level control point, the coordinate control point and the construction drawing, moving the long spiral drilling machine 1 to a specified position, and vertically aligning the long spiral drilling rod 3 to the pile position;
step two, installing a trigger rod: a trigger rod 5 is arranged on a drill rod power head 4 of the long spiral drill rod 3, and the trigger rod 5 faces the direction of the long spiral drill 1;
step three, according to a formula L2＝L1-(H0-H3) Estimating the installation elevation of the drill rod limiting module 10 on the arm support 2, wherein the drill rod limiting module 10 comprises a drill rod limiting shell, a lower limiting switch 11 arranged on the drill rod limiting shell and matched with the trigger rod 5, and a drill rod limiting electronic circuit board arranged in the drill rod limiting shell, a lower controller 16 and a lower emitter 17 connected with the lower controller 16 are integrated on the drill rod limiting electronic circuit board, and H is0In order to make the construction work surface level,H3designing elevation, L, for pile bottom2Is the distance between the horizontal central axis of the lower limit switch 11 and the elevation of the construction operation surface, L1The distance between the horizontal central axis of the trigger rod 5 and the elevation of the construction working surface is the distance when the long auger stem 2 is in the initial state, and the initial state of the long auger stem 2 is that the drilling end of the long auger stem 2 is positioned at the elevation of the construction working surface;
it should be noted that by arranging the drill rod limiting module 10 on the arm support 2, the triggering rod 5 mounted on the drill rod power head 4 of the long auger stem 3 is matched with the drill rod limiting module 10 to automatically measure the designed elevation of the pile bottom, so as to prompt an operator to stop drilling, avoid over-drilling or under-drilling of the long auger stem 3 and ensure the pile forming quality.
Step four, according to a formula L3＝L2+(H1-H3) Estimating the installation elevation of the pump stopping limit module 6 on the arm support 2, wherein the pump stopping limit module 6 comprises a pump stopping limit shell, an upper limit switch 7 arranged on the pump stopping limit shell and matched with the trigger rod 5, and a pump stopping limit electronic circuit board arranged in the pump stopping limit shell, an upper controller 14 and an upper emitter 15 connected with the upper controller 14 are integrated on the pump stopping limit electronic circuit board, and H is1For the elevation of the pile top irrigation stopping point, L3The distance between the horizontal central axis of the upper limit switch 7 and the elevation of the construction operation surface is set;
it should be noted that by arranging the pump stopping limit module 6 on the arm support 2, the triggering rod 5 installed on the drill rod power head 4 of the long auger stem 3 is matched with the pump stopping limit module 6 to automatically measure the pile top filling stopping design elevation, so as to prompt an operator to stop filling concrete, avoid insufficient or overlong virtual pile heads, and the device is economical, practical, reliable, stable and good in use effect. In this embodiment, the height of the dummy pile head is H1-H2Wherein H is1For the elevation of the pile top irrigation stopping point H2The bottom elevation of the dummy pile head.
Step five, installing a drilling machine end control module and a pump end control module: the method comprises the following steps that a drill end control module is installed in a cab of the long spiral drill 1, a pump end control module is installed on a conveying pump 12, the drill end control module comprises a drill end controller 19 and a drill end receiver 18 which is connected with the input end of the drill end controller 19 and used for receiving wireless signals of an upper transmitter 15 or a lower transmitter 17, the output end of the drill end controller 19 is connected with a drill end alarm 20, the pump end control module comprises a pump end controller 22 and a pump end receiver 21 which is connected with the input end of the pump end controller 22 and used for receiving wireless signals of the upper transmitter 15 or the lower transmitter 17, and the output end of the pump end controller 22 is connected with a pump end alarm 23;
sixthly, installing a long spiral drill rod moving direction recognition mechanism: a direction recognition module 13 is arranged on one side of the trigger rod 5 facing the pump stopping limit module 6 and the drill rod limit module 10, a downlink recognition module 8 matched with the direction recognition module 13 is arranged at the position, on the arm support 2, on the upper side of the pump stopping limit module 6, an uplink recognition module 9 matched with the direction recognition module 13 is arranged at the position, on the arm support 2, on the lower side of the pump stopping limit module 6, the downlink recognition module 8, the uplink recognition module 9 and the upper limit switch 7 are all connected with a signal input end of an upper controller 14, and the direction recognition module 13, the downlink recognition module 8 and the uplink recognition module 9 form a long spiral drill rod moving direction recognition mechanism;
when the direction recognition module 13 is matched with the downlink recognition module 8 and then matched with the uplink recognition module 9, the long auger stem 3 moves downwards, and when the long auger stem 3 moves downwards, the trigger rod 5 is contacted with the upper limit switch 7, and the upper transmitter 15 does not work;
when the direction recognition module 13 is matched with the uplink recognition module 9 firstly and then matched with the downlink recognition module 8, the long spiral drill rod 3 moves upwards, when the long spiral drill rod 3 moves upwards and the trigger rod 5 is contacted with the upper limit switch 7, the upper emitter 15 works, and the upper controller 14 controls the upper emitter 15 to send signals to the drilling machine end control module and the pump end control module;
it should be noted that a direction identification module 13 is installed on one side of the trigger rod 5 facing the pump stop limit module 6 and the drill rod limit module 10, a downlink identification module 8 matched with the direction identification module 13 is installed at the upper side position of the pump stop limit module 6 on the boom 2, an uplink identification module 9 matched with the direction identification module 13 is installed at the lower side position of the pump stop limit module 6 on the boom 2 to identify the moving direction of the long auger rod 3, when the direction identification module 13 is firstly matched with the downlink identification module 8 and then matched with the uplink identification module 9, the long auger rod 3 moves downwards, and when the long auger rod 3 moves downwards, the trigger rod 5 is in contact with the upper limit switch 7, and the upper emitter 15 does not work; when the direction recognition module 13 is matched with the uplink recognition module 9 firstly and then matched with the downlink recognition module 8, the long spiral drill rod 3 moves upwards, when the long spiral drill rod 3 moves upwards and the trigger rod 5 is contacted with the upper limit switch 7, the upper transmitter 15 works, the upper controller 14 controls the upper transmitter 15 to send signals to the drilling machine end control module and the pump end control module, and the warning device is prevented from giving a warning by mistake; the underground depth data is visually displayed on the ground through the drill rod limiting module 10 and the pump stopping limiting module 6, the traditional mode that a measurer uses a level gauge, a tower ruler, a steel tape or a drill rod identification line to measure and control the drilling depth of the pile machine and the pile filling height repeatedly is replaced, visual measurement control is converted into visual and auditory warning signals, the remote blind measurement function is achieved, automatic measurement operation of CFG pile key point control is achieved, the generation amount of building waste is reduced, and the underground depth data display device has the advantages of saving materials, saving land and saving energy.
Step seven, drilling: the long spiral drilling machine 1 controls a long spiral drilling rod 3 to vertically align a pile position for drilling, when a direction recognition module 13 on the long spiral drilling rod 3 is matched with a downlink recognition module 8 and then contacts an upper limit switch 7, the long spiral drilling rod 3 moves downwards, after a trigger rod 5 contacts the upper limit switch 7, an upper transmitter 15 does not work, a drill end control module in a cab of the long spiral drilling machine 1 and a pump end control module on a conveying pump 12 do not send warnings, the long spiral drilling rod 3 moves downwards until the trigger rod 5 on a drilling rod power head 4 triggers the lower limit switch 11, a lower transmitter 17 works, wireless signals are sent to the drill end control module in the cab of the long spiral drilling machine 1 and the pump end control module on the conveying pump 12 at the same time, a drill end warning device 20 and a pump end warning device 23 both send warning prompts, and an operator of the long spiral drilling machine 1 stops drilling operation;
step eight, pulling the rod and pouring concrete to form a pile: the pump end warning device 23 prompts an operator at the pump end to start the conveying pump 12, the operator of the long spiral drilling machine 1 stops drilling operation and starts rod pulling operation, construction is performed in a mode that concrete is poured under pressure while pulling the rod, when the direction recognition module 13 is matched with the uplink recognition module 9 firstly and then contacts the upper limit switch 7, the long spiral drilling rod 3 moves upwards, after the trigger rod 5 contacts the upper limit switch 7, the upper emitter 15 works, the upper controller 14 controls the upper emitter 15 to send signals to the control module at the drill end and the pump end control module, the alarm 20 at the drill end and the alarm 23 at the pump end both send warning prompts, the operator at the pump end closes the conveying pump 12 and stops the pouring operation, the operator of the long spiral drilling machine 1 continues to pull out a drill bit from a construction working face, and the CFG pile pouring is completed;
step nine, finding a next pile position with the same pile length and the designed elevation of the pile bottom, moving the long spiral drilling machine 1 to a specified position, vertically aligning the long spiral drill rod 3 with the pile position, resetting the initial state of the long spiral drill rod 3, and circulating the step seven and the step eight to finish the pouring of the next CFG pile;
in the ninth step, before moving the long spiral drilling machine 1 to the next pile position, when the pile top of the completed CFG pile stops filling the pile to the elevation H1And when the height is lower than the elevation of the construction working surface, taking a burying or covering protection measure for the opening of the pile top.
In actual use, the pile position with the same pile length and the same pile bottom design elevation does not need to adjust the installation elevation of the drill rod limiting module 10 on the arm support 2 and the installation elevation of the pump stopping limiting module 6 on the arm support 2, and the using efficiency is high.
Step ten, updating elevation parameters of the piles, and completing the pouring of all CFG piles on the construction working face: determining pile positions with different pile lengths and pile bottom design heights, updating elevation parameters of the piles, and circulating the third step to the ninth step until all CFG piles on a construction working surface are completely poured, wherein the elevation parameters of the piles comprise pile top pouring stop point elevations H1Design elevation H of pile bottom3。
In actual use, the number of the types of the pile positions is divided according to the pile length and the designed elevation of the pile bottom, and the installation elevation of the drill rod limiting module 10 on the arm support 2 and the installation elevation of the pump stopping limiting module 6 on the arm support 2 are the same as the number of the types of the pile positions in installation and adjustment times.
In this embodiment, the drilling machine end alarm 20 and the pump end alarm 23 are both flashing alarm lamps or buzzing alarm.
In this embodiment, the upper controller 14, the lower controller 16, the drilling machine end controller 19, and the pump end controller 22 are all a single chip, an ARM microcontroller, or a DSP microcontroller.
In this embodiment, the direction identification module 13 is a baffle, and the downlink identification module 8 and the uplink identification module 9 are both laser ranging modules matched with the baffle.
It should be noted that, when the direction identification module 13 adopts a baffle, a distance threshold between the baffle and the downlink identification module 8 and between the baffle and the uplink identification module 9 is designed, and when the baffle is not close to the downlink identification module 8 and the uplink identification module 9, the laser ranging module displays a piece of data; when the baffle plate is close to the downlink identification module 8 and the uplink identification module 9, the laser ranging module displays designed distance threshold data, the moving direction of the long auger stem 3 is identified through the sequence of matching the baffle plate with the downlink identification module 8 and the uplink identification module 9, and the use is reliable.
In this embodiment, the direction identification module 13 is an infrared transmitting tube, and the downlink identification module 8 and the uplink identification module 9 are both infrared receiving tubes matched with the infrared transmitting tube.
It should be noted that, when the direction identification module 13 adopts an infrared transmitting tube, the infrared transmitting tube is matched with the infrared receiving tubes adopted by the downlink identification module 8 and the uplink identification module 9, and when the infrared transmitting tube is not close to the downlink identification module 8 and the uplink identification module 9, the infrared transmitting tube and the infrared receiving tube are not conducted; when the infrared transmitting tube approaches the downlink identification module 8 and the uplink identification module 9, the infrared transmitting tube is conducted with the infrared receiving tube; the moving direction of the long auger stem 3 is identified through the sequence of the infrared transmitting tube matched with the downlink identification module 8 and the uplink identification module 9, and the use is reliable.
In practical use, the direction identification module 13 may also be a microwave transmitter, and the downlink identification module 8 and the uplink identification module 9 may also be microwave receivers matched with the microwave transmitter.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (6)
1. A pile-forming automatic measurement construction method of a long spiral drilling machine is characterized by comprising the following steps:
leveling a construction site and determining a pile position: clearing up obstacles in a construction area, leveling a construction site, maintaining a construction working surface at the same elevation, measuring and placing a pile position according to a site level control point, a coordinate control point and a construction drawing, moving a long spiral drilling machine (1) to a specified position, and vertically aligning a long spiral drilling rod (3) to the pile position;
step two, installing a trigger rod: a trigger rod (5) is installed on a drill rod power head (4) of the long spiral drill rod (3), and the trigger rod (5) faces the direction of the long spiral drill (1);
step three, according to a formula L2＝L1-(H0-H3) Estimating the installation elevation of a drill rod limiting module (10) on the arm support (2), wherein the drill rod limiting module (10) comprises a drill rod limiting shell, a lower limiting switch (11) arranged on the drill rod limiting shell and matched with a trigger rod (5) and a drill rod limiting electronic circuit board arranged in the drill rod limiting shell, a lower controller (16) and a lower emitter (17) connected with the lower controller (16) are integrated on the drill rod limiting electronic circuit board, and H0For construction work surface elevation, H3Designing elevation, L, for pile bottom2Is the distance between the horizontal central axis of the lower limit switch (11) and the elevation of the construction operation surface, L1The distance between the horizontal central axis of the trigger rod (5) and the elevation of the construction working surface is the distance when the long auger stem (2) is in the initial state, and the initial state of the long auger stem (2) is that the drilling end of the long auger stem (2) is positioned at the elevation of the construction working surface;
step four, according to a formula L3＝L2+(H1-H3) Estimating the pumping stop limitThe installation elevation of position module (6) on cantilever crane (2), the spacing module of stall pump (6) is in including the spacing casing of stall pump, setting on the spacing casing of stall pump and with trigger bar (5) complex upper limit position switch (7) and setting stop the spacing electronic circuit board of stall pump in the spacing casing of stall pump, integrated upper portion controller (14) and upper portion transmitter (15) of being connected with upper portion controller (14) on the spacing electronic circuit board of stall pump, wherein, H1For the elevation of the pile top irrigation stopping point, L3The distance between the horizontal central axis of the upper limit switch (7) and the elevation of the construction operation surface is set;
step five, installing a drilling machine end control module and a pump end control module: the method comprises the steps that a drill end control module is installed in a cab of a long spiral drill (1), a pump end control module is installed on a conveying pump (12), the drill end control module comprises a drill end controller (19) and a drill end receiver (18) which is connected with the input end of the drill end controller (19) and used for receiving wireless signals of an upper transmitter (15) or a lower transmitter (17), the output end of the drill end controller (19) is connected with a drill end alarm (20), the pump end control module comprises a pump end controller (22) and a pump end receiver (21) which is connected with the input end of the pump end controller (22) and used for receiving wireless signals of the upper transmitter (15) or the lower transmitter (17), and the output end of the pump end controller (22) is connected with a pump end alarm (23);
sixthly, installing a long spiral drill rod moving direction recognition mechanism: a direction recognition module (13) is arranged on one side, facing the pump stopping limit module (6) and the drill rod limit module (10), of the trigger rod (5), a downlink recognition module (8) matched with the direction recognition module (13) is arranged at the position, located on the upper side of the pump stopping limit module (6), of the arm support (2), an uplink recognition module (9) matched with the direction recognition module (13) is arranged at the position, located on the lower side of the pump stopping limit module (6), of the arm support (2), the downlink recognition module (8), the uplink recognition module (9) and the upper limit switch (7) are all connected with the signal input end of the upper controller (14), and the direction recognition module (13), the downlink recognition module (8) and the uplink recognition module (9) form a long spiral drill rod moving direction recognition mechanism;
when the direction recognition module (13) is matched with the downlink recognition module (8) and then matched with the uplink recognition module (9), the long spiral drill rod (3) moves downwards, and when the long spiral drill rod (3) moves downwards, the trigger rod (5) is contacted with the upper limit switch (7), and the upper transmitter (15) does not work;
when the direction recognition module (13) is matched with the uplink recognition module (9) and then matched with the downlink recognition module (8), the long spiral drill rod (3) moves upwards, when the long spiral drill rod (3) moves upwards and the trigger rod (5) is contacted with the upper limit switch (7), the upper transmitter (15) works, and the upper controller (14) controls the upper transmitter (15) to send signals to the drilling machine end control module and the pump end control module;
step seven, drilling: the long spiral drilling machine (1) controls a long spiral drilling rod (3) to vertically align a pile position for drilling, when a direction recognition module (13) on the long spiral drilling rod (3) is matched with a downlink recognition module (8) firstly and then contacts an upper limit switch (7), the long spiral drilling rod (3) is explained to move downwards, after a trigger rod (5) is contacted with the upper limit switch (7), an upper emitter (15) does not work, a drilling machine end control module in a cab of the long spiral drilling machine (1) and an upper pump end control module of a conveying pump (12) do not send out warning, the long spiral drilling rod (3) moves downwards until a trigger rod (5) on a drilling rod power head (4) triggers the lower limit switch (11), a lower emitter (17) works, meanwhile, wireless signals are sent to the drilling machine end control module in the cab of the long spiral drilling machine (1) and the upper pump end control module of the conveying pump (12), and warning end devices (20) and (23) both send out warning prompts, the long spiral drilling machine (1) stops the drilling operation by an operator;
step eight, pulling the rod and pouring concrete to form a pile: the pump end warning device (23) prompts an operator at the pump end to start the conveying pump (12), the operator of the long spiral drilling machine (1) stops drilling operation and starts to pull the drill rod, construction is carried out in a mode of pressing and pouring concrete while pulling the drill rod, when the direction identification module (13) is matched with the uplink identification module (9) and then contacts the upper limit switch (7), the long spiral drilling rod (3) moves upwards, after the trigger rod (5) is contacted with the upper limit switch (7), the upper emitter (15) works, the upper controller (14) controls the upper emitter (15) to send signals to the drill end control module and the pump end control module, the drill end warning device (20) and the pump end warning device (23) both send warning prompts, the operator at the pump end closes the conveying pump (12), pressing and pouring operation is stopped, the operator of the long spiral drilling machine (1) continues to pull out the drill bit from a construction working face, completing the pouring of the CFG pile;
step nine, finding a next pile position with the same pile length and the designed elevation of the pile bottom, moving the long spiral drilling machine (1) to a specified position, vertically aligning the long spiral drilling rod (3) with the pile position, resetting the initial state of the long spiral drilling rod (3), and circulating the step seven and the step eight to finish the pouring of the next CFG pile;
step ten, updating elevation parameters of the piles, and completing the pouring of all CFG piles on the construction working face: determining pile positions with different pile lengths and pile bottom design heights, updating elevation parameters of the piles, and circulating the third step to the ninth step until all CFG piles on a construction working surface are completely poured, wherein the elevation parameters of the piles comprise pile top pouring stop point elevations H1Design elevation H of pile bottom3。
2. The long auger drilling machine pile-forming automatic measuring construction method according to claim 1, characterized in that: the drilling machine end alarm (20) and the pump end alarm (23) are flashing alarm lamps or buzzing alarm devices.
3. The long auger drilling machine pile-forming automatic measuring construction method according to claim 1, characterized in that: the direction identification module (13) is a baffle, and the downlink identification module (8) and the uplink identification module (9) are both laser ranging modules matched with the baffle.
4. The long auger drilling machine pile-forming automatic measuring construction method according to claim 1, characterized in that: the direction identification module (13) is an infrared transmitting tube, and the downlink identification module (8) and the uplink identification module (9) are both infrared receiving tubes matched with the infrared transmitting tube.
5. The long auger drilling machine pile-forming automatic measuring construction method according to claim 1, characterized in that: the upper controller (14), the lower controller (16), the drilling machine end controller (19) and the pump end controller (22) are all single-chip microcomputers, ARM microcontrollers or DSP microcontrollers.
6. The long auger drilling machine pile-forming automatic measuring construction method according to claim 1, characterized in that: in the ninth step, before moving the long spiral drilling machine (1) to the next pile position, when the pile top of the completed CFG pile stops filling the point elevation H1And when the height is lower than the elevation of the construction working surface, taking a burying or covering protection measure for the opening of the pile top.
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| CN112780261A (en) * | 2021-01-18 | 2021-05-11 | 北京三一智造科技有限公司 | Depth measurement method, depth measurement device and depth measurement equipment of long spiral drilling machine |
| CN113047824A (en) * | 2021-03-12 | 2021-06-29 | 中国十七冶集团有限公司 | Device for controlling drilling depth in cast-in-situ bored pile construction and using method thereof |
| CN114215500A (en) * | 2021-12-29 | 2022-03-22 | 徐州徐工挖掘机械有限公司 | Control system and control method for spiral drill pipe machine of hydraulic excavator |
| CN115059053A (en) * | 2022-07-01 | 2022-09-16 | 中国建筑第七工程局有限公司 | Deep-buried multi-elevation CFG (circulating fluid group) pile depth and pile length control device and control method |
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| CN112780261A (en) * | 2021-01-18 | 2021-05-11 | 北京三一智造科技有限公司 | Depth measurement method, depth measurement device and depth measurement equipment of long spiral drilling machine |
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| CN115059053A (en) * | 2022-07-01 | 2022-09-16 | 中国建筑第七工程局有限公司 | Deep-buried multi-elevation CFG (circulating fluid group) pile depth and pile length control device and control method |
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