CN108468539A - A kind of drill pressure real-time measurement apparatus when cement-soil stirring pile construction - Google Patents
A kind of drill pressure real-time measurement apparatus when cement-soil stirring pile construction Download PDFInfo
- Publication number
- CN108468539A CN108468539A CN201810268491.6A CN201810268491A CN108468539A CN 108468539 A CN108468539 A CN 108468539A CN 201810268491 A CN201810268491 A CN 201810268491A CN 108468539 A CN108468539 A CN 108468539A
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- Prior art keywords
- probe
- cement
- soil
- single bridge
- drill
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Classifications
-
- 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
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
-
- 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
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
Abstract
The invention discloses drill pressure real-time measurement apparatus when a kind of cement-soil stirring pile construction, including:Single bridge probe probe, special joint and monitoring host computer;Single bridge probe is popped one's head in, drill rod of cement mixing pile end is installed on by special joint, the data measured in real time by single bridge probe probe in going down process reflect the drill pressure of cement mixing method, and the monitoring host computer on the data remote transmission measured to cement mixing method stake machine is analyzed, obtain the practical soil layer situation at drill bit place, spouting velocity is adjusted accordingly, realizes different soil difference whitewashing.Beneficial effects of the present invention are:The different soil in pile depth bounds is accurately identified, whitewashing amount is adjusted according to practical soil layer property in real time, Optimizing construction parameter improves cement mixing method Ground Treatment effect;It can be differentiated according to real-time soil layer as a result, on the basis of design strength, adjust whitewashing amount in real time, reduced unnecessary cement waste, reduce project cost.
Description
Technical field
The present invention relates to drill pressure when a kind of Geotechnical Engineering field, especially cement-soil stirring pile construction is real-time
Measuring device.
Background technology
Cement mixing method technology is domestic and international widely applied foundation reinforcement method, and cement mixed weight is still root when design
It is determined according to most soft layer, determines running speed and spouting velocity according to this cement mixed weight when construction.But this cement is mixed
Enter amount and determine that method does not account for the distribution characteristics of the practical soil body, is applied to by the cement mixed weight that most soft layer determines other
When soil layer, it is bound to cause waste.
Current cement-soil mixing pile machine carries out operation by manual operation, its running speed and whitewashing speed in going down process
Degree remains unchanged, operating personnel only there is bit freezing, electric current is uprushed etc. it is apparent abnormal when, can just manually adjust lower drilling speed
Degree, restores normal construction when abnormal disappearance again, and in addition to this, operating personnel can not almost perceive soil layer variation, therefore basis
Soil layer variation is not known where to begin then by manually adjusting whitewashing amount.It is practical to be still unable to automatic identification soil layer for cement-soil stirring pile construction at present
Situation adjusts whitewashing amount in real time.
Invention content
Technical problem to be solved by the present invention lies in drill pressure when providing a kind of cement-soil stirring pile construction is real-time
Measuring device, can adjust whitewashing amount in real time according to practical soil layer property, and Optimizing construction parameter improves cement mixing method processing
Effect of Ground Treatment.
In order to solve the above technical problems, the drill pressure when present invention provides a kind of cement-soil stirring pile construction measures in real time
Device, including:Single bridge probe probe, special joint and monitoring host computer;Single bridge probe probe is passed through into special joint
It is installed on drill rod of cement mixing pile end, the data measured in real time by single bridge probe probe in going down process reflect water
The drill pressure of soil mixing pile, and the monitoring host computer on the data remote transmission measured to cement mixing method stake machine is carried out
Analysis obtains the practical soil layer situation at drill bit place, adjusts spouting velocity accordingly, realizes different soil difference whitewashing.
Preferably, single bridge probe probe includes the probe conical surface 1, probe sleeve 2, probe pipe 3, lengthens steel pipe 4;Probe
Sleeve 2 is connected with the probe conical surface 1, lengthens steel pipe 4 and is connected with probe pipe 3, probe pipe 3 is connected with probe sleeve 2;Probe
The welding of 3 end of pipe lengthens steel pipe 4.
Preferably, special joint is formed by connecting by two symmetrical split components 13 by bolt 10, cylinder;Split
5, No. 2 liners 6 of No. 1 liner, circular steel plate 8, bolt hole 9, bolt 10 and circular hole 12 are provided on component 13;Special joint
Symmetrical four circular holes 12 in top, a diameter of 2cm;Circular hole 12 is embedding mutually with the circular steel plate 8 on drill rod end 7
Button;Middle part is 5 and No. 2 liners 6 of No. 1 liner, the lengthening steel pipe 4 of fixed single bridge probe probe;10 phase of bolt hole 9 and bolt
It is connected;Lower part is cone, is smoothly connected with single bridge probe probe.
Preferably, the inside of special joint is equipped with mobile power 11, and mobile power 11 is set between two liners.
Preferably, the monitoring host computer on cement mixing method stake machine is technical grade computer.
Beneficial effects of the present invention are:(1) different soil in pile depth bounds is accurately identified, according to practical soil layer
Matter adjusts whitewashing amount in real time, and Optimizing construction parameter improves cement mixing method Ground Treatment effect;It (2) can be according to real-time soil layer
Differentiate as a result, on the basis of design strength, adjust whitewashing amount in real time, reduces unnecessary cement waste, reduce project cost.
Description of the drawings
Fig. 1 is the single bridge probe probe diagrammatic cross-section of the present invention.
Fig. 2 is single bridge probe used in the present invention probe schematic diagram.
Fig. 3 is the split block diagram of the special joint of the present invention.
Fig. 4 is No. 1 liner schematic diagram of the present invention.
Fig. 5 is No. 2 liner schematic diagrames of the present invention.
Fig. 6 is the cement-soil mixing pile machine drill rod end schematic diagram of the present invention.
Wherein, 1, the probe conical surface;2, probe sleeve;3, probe pipe;4, steel pipe is lengthened;5, No. 1 liner;6, No. 2 liners;7、
Drill rod end;8, the circular steel plate of drill rod end;9, bolt hole;10, bolt;11, mobile power;12, circular hole;13, specially
With connector split component.
Specific implementation mode
A kind of drill pressure real-time measurement apparatus when cement-soil stirring pile construction, including:Single bridge probe is popped one's head in, specially
With connector and monitoring host computer;Single bridge probe is popped one's head in, drill rod of cement mixing pile end is installed on by special joint, under
The data measured in real time by single bridge probe probe during brill reflect the drill pressure of cement mixing method, and will measure
Data remote transmission to cement mixing method stake machine on monitoring host computer analyzed, obtain the practical soil layer at where drill bit
Situation adjusts spouting velocity accordingly, realizes different soil difference whitewashing.
The present invention is to realize to adjust whitewashing amount, drill bit when providing a kind of cement-soil stirring pile construction according to practical soil layer situation
Pressure real-time measuring device.Single bridge probe probe is installed on cement-soil mixing pile machine drilling rod bottom end by the device, in lower brill
In the process, static sounding probe is not only used as lower drill bit, but also measures the specific penetration resistance of the soil body in real time.
The cross section of the probe pipe welding 100mm long at used single bridge probe probe top is rectangular steel pipe, and
In steel pipe top two steel bars of symmetrical welding, for steel bar length with the steel pipe cross section length of side, width is the half of length.
Single bridge probe probe is mounted on drill rod of cement mixing pile bottom end by special joint, the special joint
It is bolted by two symmetrical components, it is cylinder.Symmetrical four circular holes in connector top, it is a diameter of
20mm;Middle part is liner, for fixing static sounding probe, prevents it from moving up and down and rotating relative to drilling rod;Pad it
Between movable power source is installed, by conducting wire for single bridge probe probe operating current is provided;Lower part is 45 ° of circular conical surfaces, with
Static sounding probe smoothly connects.The drilling rod bottom end seal of cement-soil mixing pile machine, in position corresponding with connector upper circular hole
Set, welding can nested circular steel plate therewith, prevent connector from moving up and down and rotating relative to drilling rod.Split on connector
Place, connector and single bridge probe probe junction and connector and drilling rod junctions do water-proofing treatment.
The data that single bridge probe probe measures in real time are real-time transmitted to monitoring host computer, institute by way of wireless transmission
There are data to be stored in monitoring host computer, and is handled by monitoring host computer field assay, the soil layer property of analysis drill bit position, and according to
The spouting velocity of stock pump is sent in this adjustment in real time, to achieve the purpose that adjust whitewashing amount in real time according to practical soil layer property.Soil cement
Monitoring host computer on mixing pile machine is technical grade computer, has the ability of data storage, data processing, analyzes soil layer property
Principle be:According to the site inspection in local engineering experience or place as a result, arranging single bridge probe data and soil layer property
Correspondence, and monitoring host computer working procedure is written into the correspondence, monitoring host computer is according to real-time reception from static sounding
The data of probe are matched, and determine the soil layer property of drill bit position.
Embodiment 1:
As shown in Figure 1, drill pressure real-time measurement apparatus when a kind of cement-soil stirring pile construction, including single bridge probe
Probe and special connector, single bridge probe probe are fixed on the end of the drilling rod 7 of cement mixing method by special joint.
Fig. 2 is the single bridge probe probe after the repacking that the present embodiment uses, including the probe conical surface 1, probe sleeve 2, probe pipe 3
With lengthening steel pipe 4, lengthens steel pipe cross section and be square, length 100mm, a pair of long 20mm of the symmetrical welding in end,
The steel bar of wide 10mm.Special joint main body is cylinder, is connect by four bolts 10 by two full symmetric split components 13
It closes, Fig. 3 is split component 13, and Fig. 4 is that No. 15, Fig. 5 of liner is that No. 2 liners 5 and 2 of liner 6,1 pad 6 for fixing
Single bridge probe is popped one's head in, and prevents it from moving up and down and rotating for opposing tabs occurs;Fig. 6 shows that 7 end circle of drilling rod is convex
The welding position of platform 8, circular hole 12 and the 8 mutual buckle of round boss on drilling rod 7, prevent connector from opposite drilling rod 7 occurs
It rotates and falls off;Mobile power 11 is placed between two No. 2 liners, and operating current is provided for single bridge probe probe.
Embodiment 2:
As shown in Figure 1, drill pressure real-time measurement apparatus when a kind of cement-soil stirring pile construction, including Double lumen intubation
Probe and special connector, Double lumen intubation probe are fixed on the end of the drilling rod 7 of cement mixing method by special joint.
Fig. 2 is the Double lumen intubation probe after the repacking that the present embodiment uses, including the probe conical surface 1, probe sleeve 2, probe pipe 3
With lengthening steel pipe 4, lengthens steel pipe cross section and be square, length 100mm, a pair of long 20mm of the symmetrical welding in end,
The steel bar of wide 10mm.Special joint main body is cylinder, is connect by four bolts 10 by two full symmetric split components 13
It closes, Fig. 3 is one of split component 13, and Fig. 4 is that No. 15, Fig. 5 of liner is No. 2 liners 6 of liner 5 and 2 of liner 6,1
For fixing Double lumen intubation probe, prevent it from moving up and down and rotating for opposing tabs occurs;Fig. 6 shows 7 end of drilling rod
The welding position of portion's round boss 8, circular hole 12 and the 8 mutual buckle of round boss on drilling rod 7, prevent connector from occurring opposite
It the rotation of drilling rod 7 and falls off;Mobile power 11 is placed between two No. 2 liners, and work electricity is provided for Double lumen intubation probe
Stream.
The object of the present invention is to provide a kind of cement mixing method drill pressure real-time measurement apparatus, the device is quiet by single bridge
Power feeler inspection probe is installed on drill rod of cement mixing pile end by special joint, is visited by single bridge probe in going down process
The drill pressure for the data reflection cement mixing method that head measures in real time, and by the prison on the data remote transmission measured to stake machine
Control host is analyzed, and is obtained the practical soil layer situation at drill bit place, is adjusted spouting velocity accordingly, realizes different soil difference
Whitewashing.
Meaning of the present invention is, can depth where real time discriminating drill bit practical soil layer situation, using design strength as base
Standard sprays with different slurry amounts in different soil, is wasted with reducing unnecessary cement, save cement consumption, reduce project cost,
It reduces environmental pollution.
Claims (5)
1. drill pressure real-time measurement apparatus when a kind of cement-soil stirring pile construction, which is characterized in that including:Single bridge static(al) touches
Probe, special joint and monitoring host computer;Single bridge probe probe is installed on cement mixing method by special joint to bore
Boom end, the data measured in real time by single bridge probe probe in going down process reflect the drill bit pressure of cement mixing method
Power, and the monitoring host computer on the data remote transmission measured to cement mixing method stake machine is analyzed, obtain drill bit place
The practical soil layer situation at place adjusts spouting velocity accordingly, realizes different soil difference whitewashing.
2. drill pressure real-time measurement apparatus when cement-soil stirring pile construction as described in claim 1, which is characterized in that single
Bridge static sounding probe includes the probe conical surface (1), probe sleeve (2), probe pipe (3), lengthens steel pipe (4);Probe sleeve (2) with
The probe conical surface (1) is connected, and lengthens steel pipe (4) and is connected with probe pipe (3), probe pipe (3) is connected with probe sleeve (2);
(3) end welding of probe pipe lengthens steel pipe (4).
3. drill pressure real-time measurement apparatus when cement-soil stirring pile construction as described in claim 1, which is characterized in that specially
It is formed by connecting by bolt (10) by two symmetrical split components (13) with connector, it is cylinder;Split component is set on (13)
It is equipped with No. 1 liner (5), No. 2 liners (6), circular steel plate (8), bolt hole (9), bolt (10) and circular hole (12);It is special to connect
Symmetrical four circular holes (12) in head top, a diameter of 2cm;Circular hole (12) and the circular steel on drill rod end (7)
Plate (8) mutual buckle;Middle part is No. 1 liner (5) and No. 2 liners (6), the lengthening steel pipe (4) of fixed single bridge probe probe;
Bolt hole (9) and bolt (10) are in mating connection;Lower part is cone, is smoothly connected with single bridge probe probe.
4. drill pressure real-time measurement apparatus when cement-soil stirring pile construction as described in claim 1, which is characterized in that specially
Mobile power (11) is installed with the inside of connector, mobile power (11) is set between two liners.
5. drill pressure real-time measurement apparatus when cement-soil stirring pile construction as described in claim 1, which is characterized in that water
Monitoring host computer on soil mixing pile stake machine is technical grade computer.
Priority Applications (1)
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CN201810268491.6A CN108468539B (en) | 2018-03-29 | 2018-03-29 | Drill bit pressure real-time measuring device during construction of cement soil mixing pile |
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CN201810268491.6A CN108468539B (en) | 2018-03-29 | 2018-03-29 | Drill bit pressure real-time measuring device during construction of cement soil mixing pile |
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CN108468539A true CN108468539A (en) | 2018-08-31 |
CN108468539B CN108468539B (en) | 2021-08-24 |
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Cited By (7)
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CN109322302A (en) * | 2018-11-30 | 2019-02-12 | 中国二十冶集团有限公司 | Pile-forming effect control method of the cement mixing pile in Different Strata |
CN109555169A (en) * | 2018-12-26 | 2019-04-02 | 青岛大学 | A kind of cement earth pile corrosion depth test device |
CN109736300A (en) * | 2018-12-14 | 2019-05-10 | 东南大学 | A kind of intelligence cement-soil mixing pile machine |
CN109763490A (en) * | 2018-12-14 | 2019-05-17 | 东南大学 | A kind of cement mixing method frequency conversion refractory gunning equipment |
CN112627175A (en) * | 2020-12-18 | 2021-04-09 | 中铁第五勘察设计院集团有限公司 | Cement mixing pile construction system and method |
CN113309087A (en) * | 2021-06-16 | 2021-08-27 | 汉江生态水利(武汉)有限公司 | Stirring pile construction device and method for dynamically adjusting guniting, lifting and sinking speeds |
CN114880747A (en) * | 2022-05-24 | 2022-08-09 | 中交第四航务工程局有限公司 | Cement mixing pile soil layer identification method based on mixing energy consumption |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109322302A (en) * | 2018-11-30 | 2019-02-12 | 中国二十冶集团有限公司 | Pile-forming effect control method of the cement mixing pile in Different Strata |
CN109736300A (en) * | 2018-12-14 | 2019-05-10 | 东南大学 | A kind of intelligence cement-soil mixing pile machine |
CN109763490A (en) * | 2018-12-14 | 2019-05-17 | 东南大学 | A kind of cement mixing method frequency conversion refractory gunning equipment |
CN109555169A (en) * | 2018-12-26 | 2019-04-02 | 青岛大学 | A kind of cement earth pile corrosion depth test device |
CN109555169B (en) * | 2018-12-26 | 2023-11-14 | 青岛理工大学 | Cement soil pile corrosion depth testing device |
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CN113309087A (en) * | 2021-06-16 | 2021-08-27 | 汉江生态水利(武汉)有限公司 | Stirring pile construction device and method for dynamically adjusting guniting, lifting and sinking speeds |
CN114880747A (en) * | 2022-05-24 | 2022-08-09 | 中交第四航务工程局有限公司 | Cement mixing pile soil layer identification method based on mixing energy consumption |
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