CN111058858A - Arc-shaped pipe jacking construction device and construction method - Google Patents
Arc-shaped pipe jacking construction device and construction method Download PDFInfo
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- CN111058858A CN111058858A CN201911386215.0A CN201911386215A CN111058858A CN 111058858 A CN111058858 A CN 111058858A CN 201911386215 A CN201911386215 A CN 201911386215A CN 111058858 A CN111058858 A CN 111058858A
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- 238000010276 construction Methods 0.000 title claims abstract description 57
- 238000012545 processing Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000013078 crystal Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 10
- 239000002689 soil Substances 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 claims description 4
- 241000237858 Gastropoda Species 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 239000010802 sludge Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 3
- 238000010205 computational analysis Methods 0.000 abstract 1
- 238000012937 correction Methods 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
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- CBVWMGCJNPPAAR-HJWRWDBZSA-N (nz)-n-(5-methylheptan-3-ylidene)hydroxylamine Chemical compound CCC(C)C\C(CC)=N/O CBVWMGCJNPPAAR-HJWRWDBZSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
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- 229910000831 Steel Inorganic materials 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/108—Remote control specially adapted for machines for driving tunnels or galleries
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
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- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses an arc-shaped pipe jacking construction device, which comprises a tool pipe body, wherein a driving system, a deviation correcting system, a screw mud conveying system, an electric appliance control system and a hydraulic control system are also arranged in the tool pipe body, the electric appliance control system comprises a PIC programmable interrupt controller, and the PIC programmable interrupt controller is connected with a crystal oscillator, a storage battery, a processor, an LED display screen and a tripper through data lines, and the arc-shaped pipe jacking construction method comprises the following steps: s1: excavating a foundation pit and processing: excavating a construction site, excavating a foundation pit, mounting the back of the foundation pit, excavating a muck pool, leveling the land surface at the bottom of the pit, fixedly mounting a guide rail above the muck pool, and mounting a water stop valve plate in the foundation pit; the invention can solve the problems of curve pipe jacking propulsion, pipe joint leakage prevention, uneven stress distribution of pipe joint curve points and the like, and achieves the purposes of feasible technology, safety and high efficiency through practical implementation effect and computational analysis.
Description
Technical Field
The invention particularly relates to the technical field of underground construction, in particular to an arc-shaped pipe jacking construction device and a construction method.
Background
At present, the construction of infrastructures such as urban rail transit, underground pipe gallery and underground deep flood drainage in China is in a rapid development period, but the development and utilization of urban underground space are restricted by complex surrounding environment.
In recent years, a novel trenchless subway station building technology is invented abroad, namely a curved pipe jacking technology. The curved jacking pipe is called as a curved jacking pipe because the jacking pipe shell and the pipe joint are both arc-shaped, and the propelling device is also an arc-shaped guide rail with the same curvature radius, so that the curved jacking pipe and the pipe joint can be propelled along the preset curvature radius.
However, the existing device can not study the main construction parameters and equipment performance of the curve push bench and the propelling device thereof, and is difficult to meet the requirements of people.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an arc-shaped pipe jacking construction device and a construction method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
arc push pipe construction equipment, including the instrument pipe body, instrument pipe body is inside still to be equipped with actuating system, rectifying system, screw mud conveying system, electrical apparatus control system and hydraulic control system, electrical apparatus control system includes PIC programmable interrupt controller, and PIC programmable interrupt controller is connected with crystal oscillator, battery, treater, LED display screen and release through the data line, and actuating system, rectifying system, screw mud conveying system and hydraulic control system all are through data line and PIC programmable interrupt controller electric connection.
Furthermore, the driving system comprises a driving motor, the driving motor is installed at one end of the tool pipe body, and a cutter head is welded at one end of an output shaft of the driving motor.
On the basis of the scheme, the deviation correcting system comprises a remote controller and a variable frequency controller, wherein the variable frequency controller comprises a speed regulation control key and an input disc, and the speed regulation control key and the input disc are electrically connected with the PIC programmable interrupt controller through data lines.
As a further scheme of the invention, the screw mud conveying system comprises a mounting frame, a conveying motor and a plurality of conveying wheels are fixedly mounted on the mounting frame, and a conveying belt is connected between the conveying motor and the plurality of conveying wheels in a conveying manner.
Furthermore, hydraulic control system includes hydraulic oil pump, oil circuit pipeline, hydraulic controller and jack, and hydraulic controller passes through data line and PIC programmable interrupt controller electric connection, and the hydraulic stem one end fixed mounting of jack has the sliding seat, and the guide rail of specification looks adaptation is installed to the sliding seat bottom.
The construction method of the arc-shaped jacking pipe comprises the following steps:
s1: excavating a foundation pit and processing: excavating a construction site, excavating a foundation pit, mounting the back of the foundation pit, excavating a muck pool, leveling the land surface at the bottom of the pit, fixedly mounting a guide rail above the muck pool, and mounting a water stop valve plate in the foundation pit;
s2: determining the hydraulic control system position: a jack is arranged on the back of the foundation pit, a sliding seat at one end of the jack slides on a guide rail in S1, and the tail end of the tool pipe body is fixedly connected with the sliding seat;
s3: determining a construction position: a cutter head at the front end of the tool pipe body is contacted with a construction position;
s4: angle adjustment: adjusting the construction angle of the cutter head by using a deviation correcting system;
s5: and (3) starting to work: a constructor operates the electric appliance control system, and the cutter head works;
s6: measuring and correcting deviation: measuring and correcting the deviation by using a deviation correcting system at the moment of the construction process;
s7: conveying the snail sludge: transporting the screw mud generated in the construction process to a residue soil pool by using a screw mud conveying system;
s8: and (3) treating the muck: and (6) processing and transporting away the muck in the muck pool in the S9.
As a further scheme of the present invention, the deviation rectification principle of the deviation rectification system includes an on-duty measurement and correction principle, a small-angle deviation rectification principle, and a stable deviation rectification principle.
Furthermore, in the principle of small-angle deviation correction, the deviation correction angle change value pointed out by the microcomputer each time is not more than 0.5 degrees.
The invention has the beneficial effects that:
1. through the setting of the deviation correcting system, the problems of curve jacking pipe propulsion, pipe joint leakage prevention, uneven stress distribution of pipe joint curve points and the like can be solved, and the purposes of feasible technology, safety and high efficiency are realized through actual implementation effect and calculation analysis.
2. Through the setting of remote control module for the controller can be to operating current, the control of voltage fact, carries out the record to angle of rectifying, temperature, conveying system, underground piping jacking process data fact, has ensured the basis for device solution problem.
3. Through the setting of frequency conversion control module, through the variable frequency controller among the frequency conversion control module, carry out the big moment of torsion of low-speed and start, through speed governing control key and data input system for the device can carry out accurate frequency conversion, thereby guarantees to impel the route and correctly perfectly.
4. Through the principle of rectifying of making a trial and error on duty, when the device advances one section distance every time, when measuring tool head axis and the elevation deviation condition, furthest has reduced the probability of taking place the deviation for the device accuracy is higher.
5. Through the setting of the small-angle deviation correction principle, the deviation correction angle is small every time, the deviation correction angle change value pointed out by the microcomputer every time is not more than 0.5 degrees, the analysis and processing results of the device are more accurate through fine data, and the deviation correction accuracy is guaranteed again.
6. Through the arrangement of the stable deviation rectifying principle, the deviation rectifying operation cannot be lifted and fallen greatly, if a large deviation occurs at a certain position, the pipeline axis is gradually returned to the axis by a proper curvature radius, the phenomenon that an included angle formed between two adjacent sections is too large is avoided, the deviation rectifying transition condition is avoided through the mode, and the deviation rectifying capacity of the device is improved.
Drawings
FIG. 1 is a schematic construction structure diagram of an arc-shaped pipe jacking construction device provided by the invention;
FIG. 2 is a schematic view showing the relationship between the turning radius and the pipe diameter of the arc pipe jacking construction device provided by the invention;
FIG. 3 is a schematic view of a combined curved pipe jacking head of the arched pipe jacking construction device according to the present invention;
FIG. 4 is a schematic diagram of the arrangement of the jacking control points of the arched jacking pipe construction device provided by the present invention;
FIG. 5 is a schematic circuit diagram of the arched pipe jacking construction device according to the present invention.
In the figure: 1-foundation pit back, 2-slag-soil pool, 3-guide rail, 4-jack, 5-steel pipe inner support, 6-water stop valve plate, 7-tool pipe body and 8-cutterhead.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and unless otherwise explicitly specified and limited, the terms "mounted," "connected," and "disposed" should be construed broadly, and specific meanings of the above terms in the patent can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-5, the arc-shaped pipe jacking construction device comprises a tool pipe body 7, wherein a driving system, a deviation correcting system, a screw mud conveying system, an electrical appliance control system and a hydraulic control system are further arranged inside the tool pipe body 7, the electrical appliance control system comprises a PIC programmable interrupt controller, the PIC programmable interrupt controller is connected with a crystal oscillator, a storage battery, a processor, an LED display screen and a tripper through data lines, the driving system, the deviation correcting system, the screw mud conveying system and the hydraulic control system are all electrically connected with the PIC programmable interrupt controller through the data lines, the driving system comprises a driving motor, the driving motor is installed at one end of the tool pipe body 7, and a cutter disc 8 is welded at one end of an output shaft of the driving motor;
the deviation correcting system comprises a remote controller and a variable frequency controller, wherein the remote controller monitors working current and voltage facts and data facts of deviation correcting angles, temperatures, a conveying system and an underground pipeline jacking process; the variable frequency controller comprises a speed regulation control key and an input disc, the speed regulation control key and the input disc are electrically connected with the PIC programmable interrupt controller through data lines, low-speed large-torque starting is carried out through the variable frequency controller, and the variable frequency controller is provided with the speed regulation control key and a data input system for precise frequency conversion; thereby ensuring the correct and perfect propulsion route;
the screw mud conveying system comprises a mounting frame, a conveying motor and a plurality of conveying wheels are fixedly mounted on the mounting frame, a conveying belt is connected between the conveying motor and the plurality of conveying wheels in a conveying manner, the motor drives the conveying belt to run, and muck generated in the construction process is conveyed into a muck pool 2 through the conveying belt, so that the situation that residual muck obstructs the construction is avoided;
hydraulic control system includes hydraulic oil pump, oil circuit pipeline, hydraulic controller and jack 4, hydraulic controller passes through data line and PIC programmable interrupt controller electric connection, and the hydraulic stem one end fixed mounting of jack 4 has the sliding seat, the guide rail 3 of specification looks adaptation is installed to the sliding seat bottom, through the change of operation PIC programmable interrupt controller control hydraulic system well oil circuit, and then make jack 4 can make the action that is fit for the current situation, be convenient for go on of being under construction.
The construction method of the arc-shaped jacking pipe comprises the following steps:
s1: excavating a foundation pit and processing: excavating a construction site, excavating a foundation pit, mounting the back 1 of the foundation pit, excavating a muck pool 2, leveling the land surface at the bottom of the pit, fixedly mounting a guide rail 3 above the muck pool 2, and mounting a water stop valve plate 6 in the foundation pit;
s2: determining the hydraulic control system position: a jack 4 is arranged on the back 1 of the foundation pit, a sliding seat at one end of the jack 4 slides on the guide rail 3 in the S1, and the tail end of the tool pipe body 7 is fixedly connected with the sliding seat;
s3: determining a construction position: a cutter head 8 at the front end of the tool pipe body 7 is contacted with a construction position;
s4: angle adjustment: adjusting the construction angle of the cutter head 8 by using a deviation correcting system;
s5: and (3) starting to work: a constructor operates the electric appliance control system, and the cutter head 8 works;
s6: measuring and correcting deviation: measuring and correcting the deviation by using a deviation correcting system at the moment of the construction process;
s7: conveying the snail sludge: the screw mud generated in the construction process is transported to a residue soil pool 2 by using a screw mud conveying system;
s8: and (3) treating the muck: and (4) processing and transporting away the muck in the muck pool 2 in the S9.
7 head of instrument pipe body is measured and is mutually supported of rectifying, and the main means of accomplishing the pipeline line type of rectifying is rectified, and the principle of rectifying of deviation system rectifies the principle and stabilizes the principle of rectifying including the measurement of duty principle, the low-angle of rectifying, and the measurement of duty principle of rectifying: measuring the deviation condition of the axis and the elevation of the tool head once every time the tool head is jacked for a certain distance; the probability of deviation is reduced to the maximum extent, so that the device is higher in accuracy;
small-angle deviation correction principle: the deviation correcting angle is small each time, and the deviation correcting angle change value pointed out by the microcomputer each time is not more than 0.5 degrees; the analysis and processing results of the device are more accurate through fine data, and the accuracy of deviation correction is ensured again;
and (3) stabilizing a deviation rectification principle: the pipeline cannot be lifted and dropped greatly in the deviation rectifying operation, and if a large deviation occurs at a certain position, the pipeline axis is gradually returned to the axis by keeping a proper curvature radius, so that an included angle formed between two adjacent sections is avoided being overlarge; by the mode, the condition of deviation rectifying transition is avoided, and the deviation rectifying capacity of the device is improved.
The working principle of the embodiment is as follows: when the device is used, the cutter disc 8 is aligned to a construction point, a constructor adjusts the construction angle of the cutter disc 8 through a correction system, the PIC programmable interrupt controller is operated to enable the device to start working, the jack 4 jacks the tool pipe body 7, the cutter disc 8 digs soil of the construction point, the dug soil is conveyed into the residue soil pool 2 through a conveyor belt on the screw mud conveying system, the correction system measures and corrects the deviation constantly during working, the remote controller monitors working current and voltage facts and monitors the correction angle, the temperature and the jacking process data fact of the conveying system and the underground pipeline; the device guarantees the foundation for solving the problems, low-speed and high-torque starting is realized through a variable frequency controller, and accurate frequency conversion is carried out through a speed regulation control key and an input disc; therefore, the correct and perfect propulsion route is ensured, the probability of deviation occurrence is reduced to the greatest extent by utilizing three deviation rectifying principles of a deviation rectifying system, the device is higher in accuracy, the deviation rectifying angle change value at each time is not more than 0.5 degrees, the deviation rectifying accuracy is ensured again, the deviation rectifying operation cannot be greatly raised and fallen, if a larger deviation occurs at a certain position, the pipeline axis is gradually returned to the axis by a proper curvature radius, the overlarge included angle formed between two adjacent sections is avoided, the deviation rectifying transition condition is avoided by the mode, the deviation rectifying capacity of the device is improved, the problems of curve pipe jacking propulsion, pipe joint leakage prevention, uneven stress distribution of pipe joint curve points and the like can be solved, and the purposes of feasible technology, safety and high efficiency are achieved through practical implementation effect and calculation analysis.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. Arc push pipe construction equipment, including instrument pipe body (7), its characterized in that, instrument pipe body (7) inside still is equipped with actuating system, rectifying system, spiral shell mud conveying system, electrical apparatus control system and hydraulic control system, electrical apparatus control system includes PIC programmable interrupt controller, and PIC programmable interrupt controller is connected with crystal oscillator, battery, treater, LED display screen and release through the data line, and actuating system, rectifying system, spiral shell mud conveying system and hydraulic control system all are through data line and PIC programmable interrupt controller electric connection.
2. The arched push pipe construction device according to claim 1, wherein: the driving system comprises a driving motor, the driving motor is installed at one end of the tool pipe body (7), and a cutter head (8) is welded at one end of an output shaft of the driving motor.
3. The curved pipe jacking construction device according to claim 2, wherein: the deviation correcting system comprises a remote controller and a variable frequency controller, wherein the variable frequency controller comprises a speed regulation control key and an input disc, and the speed regulation control key and the input disc are electrically connected with the PIC programmable interrupt controller through a data line.
4. The curved pipe jacking construction device according to claim 3, wherein: the screw mud conveying system comprises a mounting frame, a conveying motor and a plurality of conveying wheels are fixedly mounted on the mounting frame, and a conveying belt is connected between the conveying motor and the plurality of conveying wheels in a conveying mode.
5. The curved pipe jacking construction device according to claim 4, wherein: the hydraulic control system comprises a hydraulic oil pump, an oil pipeline, a hydraulic controller and a jack (4), the hydraulic controller is electrically connected with the PIC programmable interrupt controller through a data line, a sliding seat is fixedly mounted at one end of a hydraulic rod of the jack (4), and a guide rail (3) with the matched specification is mounted at the bottom end of the sliding seat.
6. The construction method of the arc-shaped jacking pipe is characterized by comprising the following steps: the arched pipe jacking construction equipment according to claim 1, comprising the steps of:
s1: excavating a foundation pit and processing: excavating a construction site, excavating a foundation pit, mounting the back (1) of the foundation pit, excavating a muck pool (2), leveling the land surface at the bottom of the pit, fixedly mounting a guide rail (3) above the muck pool (2), and mounting a water stop valve plate (6) in the foundation pit;
s2: determining the hydraulic control system position: a jack (4) is arranged on the back (1) of the foundation pit, a sliding seat at one end of the jack (4) slides on a guide rail (3) in S1, and the tail end of a tool pipe body (7) is fixedly connected with the sliding seat;
s3: determining a construction position: a cutter head (8) at the front end of the tool pipe body (7) is contacted with a construction position;
s4: angle adjustment: the construction angle of the cutter head (8) is adjusted by using a deviation rectifying system;
s5: and (3) starting to work: a constructor operates the electric appliance control system, and the cutter head (8) works;
s6: measuring and correcting deviation: measuring and correcting the deviation by using a deviation correcting system at the moment of the construction process;
s7: conveying the snail sludge: the screw mud generated in the construction process is transported to a residue soil pool (2) by using a screw mud conveying system;
s8: and (3) treating the muck: and (4) treating and transporting away the muck in the muck pool (2) in the S9.
7. The arched pipe jacking construction method according to claim 6, wherein: the deviation rectifying principle of the deviation rectifying system comprises an on-duty measurement deviation rectifying principle, a small-angle deviation rectifying principle and a stable deviation rectifying principle.
8. The curved pipe jacking construction method according to claim 7, wherein: in the small-angle deviation correcting principle, the deviation correcting angle change value pointed out by the microcomputer each time is not more than 0.5 degrees.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911386215.0A CN111058858A (en) | 2019-12-29 | 2019-12-29 | Arc-shaped pipe jacking construction device and construction method |
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| CN201911386215.0A CN111058858A (en) | 2019-12-29 | 2019-12-29 | Arc-shaped pipe jacking construction device and construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113790054A (en) * | 2021-08-23 | 2021-12-14 | 上海市城市建设设计研究总院（集团）有限公司 | Multifunctional tunnel section fitting jacking pipe |
| CN114215964A (en) * | 2021-12-27 | 2022-03-22 | 中建协和建设有限公司 | Large-curvature corner-adjustable compensation hinge construction method for large-diameter municipal engineering jacking pipe |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113790054A (en) * | 2021-08-23 | 2021-12-14 | 上海市城市建设设计研究总院（集团）有限公司 | Multifunctional tunnel section fitting jacking pipe |
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| CN114215964A (en) * | 2021-12-27 | 2022-03-22 | 中建协和建设有限公司 | Large-curvature corner-adjustable compensation hinge construction method for large-diameter municipal engineering jacking pipe |
| CN114215964B (en) * | 2021-12-27 | 2023-08-04 | 中建协和建设有限公司 | Large-curvature corner adjustable compensation hinge construction method for large-diameter municipal engineering jacking pipe |
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Application publication date: 20200424 |
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| RJ01 | Rejection of invention patent application after publication |