CN116927194A - Rectangular steel sleeve vertical immersed tube combined horizontal drill coring and obstacle removing construction method - Google Patents
Rectangular steel sleeve vertical immersed tube combined horizontal drill coring and obstacle removing construction method Download PDFInfo
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- CN116927194A CN116927194A CN202310941297.0A CN202310941297A CN116927194A CN 116927194 A CN116927194 A CN 116927194A CN 202310941297 A CN202310941297 A CN 202310941297A CN 116927194 A CN116927194 A CN 116927194A
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- rectangular steel
- steel sleeve
- oil cylinder
- horizontal drilling
- pipe
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 111
- 239000010959 steel Substances 0.000 title claims abstract description 111
- 238000010276 construction Methods 0.000 title claims abstract description 55
- 238000005553 drilling Methods 0.000 claims abstract description 62
- 238000000034 method Methods 0.000 claims abstract description 28
- 239000002699 waste material Substances 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 4
- 239000003921 oil Substances 0.000 claims description 69
- 239000010720 hydraulic oil Substances 0.000 claims description 11
- 238000005527 soil sampling Methods 0.000 claims description 6
- 239000002689 soil Substances 0.000 abstract description 5
- 238000009435 building construction Methods 0.000 abstract description 2
- 239000004568 cement Substances 0.000 abstract 2
- 238000009434 installation Methods 0.000 abstract 1
- 230000005641 tunneling Effects 0.000 description 18
- 238000011084 recovery Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/08—Removing obstacles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/20—Placing by pressure or pulling power
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D9/00—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof
- E02D9/02—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof by withdrawing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/58—Construction or demolition [C&D] waste
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The application relates to the technical field of building construction, in particular to a coring and obstacle-removing construction method combining a rectangular steel sleeve with a vertical immersed tube and a horizontal drill; the method specifically comprises the following steps: the method comprises the steps of hardening a field, drilling, taking out soil, preparing horizontal drilling equipment, performing horizontal drilling operation, completing the breaking of hole sites of piles (walls), taking out construction wastes generated in the breaking process, pulling out a rectangular steel sleeve upwards from a pipe, simultaneously backfilling cement soil, performing drilling operation on the next hole site, completing the breaking of the next hole site, taking out the construction wastes generated in the breaking process, repeating until the breaking of all the hole sites is completed, taking out all the construction wastes, and grouting and reinforcing the backfilled cement soil hole sites; according to the application, through combining the rectangular steel sleeve vertical sinking pipe with the horizontal drilling coring, and adopting special tooling rectangular steel sleeve sinking (drawing) pipe equipment, the assembly type transportation and installation are realized, and the efficient and accurate obstacle clearance of the underground of the existing subway is realized.
Description
Technical Field
The application relates to the technical field of building construction, in particular to a coring and obstacle-removing construction method combining a rectangular steel sleeve with a vertical immersed tube and a horizontal drill.
Background
When a new subway passes through a built subway station, a shield machine is required to successfully pass through a pile (wall) structure at the lower part of the existing subway station, and a guard pile (wall) in the diameter range of a shield tunnel is required to be removed, so that the engineering is deep, the depth is often more than 20m, the area of a clearance hole is large, and because the geological condition is complex at the deep place of the ground, sandy silt and silt powder clay are rich in underground water and pressure-bearing water, and the obstacle is closely adjacent to the existing subway main structure, the existing subway main structure is easily damaged by adopting a general clearance method, and in addition, when the clearance construction is carried out, the manual hole (well) operation is not allowed under the premise that the safety cannot be ensured, and if the thought of firstly making a foundation pit and then clearing the obstacle is adopted, the construction period is long, and the construction cost is high.
Aiming at the situation, the applicant invents a rectangular steel sleeve vertical immersed tube combined horizontal drilling coring and obstacle removing construction method, the construction method replaces manual underground obstacle removing by combining an oversized diameter steel sleeve with a horizontal drilling, the construction safety is guaranteed, however, the construction method needs to convey a large auxiliary tool to the site before construction, the transportation cost is high, in the construction process, because the steel sleeve is of a cylindrical structure, a horizontal drilling machine needs a specific supporting structure during the operation in a tube, the precision is insufficient due to vibration in the construction process, and certain construction difficulty exists when the construction operation with higher precision is faced.
Disclosure of Invention
The application aims to provide a novel underground obstacle clearing construction method, which solves the problems in the background art, reduces the transportation cost of auxiliary tools in the construction process and improves the underground obstacle clearing construction precision.
In order to achieve the above purpose, the application adopts the following technical scheme: the rectangular steel sleeve vertical immersed tube combined horizontal drilling coring and obstacle removing construction method specifically comprises the following steps:
1) Leveling and hardening the ground, and positioning special equipment M for sinking (pulling) the rectangular steel sleeve;
2) Putting the rectangular steel sleeve into rectangular steel sleeve sinking (drawing) equipment M for sinking pipe operation, and performing first row pipe inner soil sampling pore-forming operation;
3) Hoisting horizontal drilling equipment A to a designated position in a rectangular steel sleeve by using a crane;
4) Performing horizontal drilling operation by using horizontal drilling equipment A to finish the breaking of the first (group of) hole sites;
5) Lifting out the horizontal drilling equipment A, and taking out the construction waste generated in the breaking process;
6) Drawing out the rectangular steel sleeve upwards during pipe drawing operation, and simultaneously backfilling;
7) Putting the rectangular steel sleeve into rectangular steel sleeve sinking (drawing) equipment M for sinking pipe operation, and performing soil sampling pore-forming operation in the next row of pipes;
8) Hoisting horizontal drilling equipment A to a designated position in the steel sleeve by using a crane;
9) Performing horizontal drilling operation by using horizontal drilling equipment A to finish the breaking of the next (group of) hole sites;
10 Hanging out the horizontal drilling equipment A, and taking out the construction waste generated in the breaking process;
11 Tube drawing operation, namely, drawing the rectangular steel sleeve upwards and backfilling at the same time;
12 Repeating the steps 7) to 11) until the breaking of all hole sites is completed and all construction wastes are taken out;
13 Removing the horizontal drilling equipment A and the crane, and grouting and reinforcing the backfill hole site.
Preferably, it is: the rectangular steel sleeve sinking (drawing) pipe equipment M comprises a chassis, a positioning oil cylinder and a lifting pressing oil cylinder are arranged on the chassis, the lifting pressing oil cylinder is connected with an operation platform, clamping oil cylinders are arranged around the operation platform, one end of the lifting pressing oil cylinder is arranged at four corners of the operation platform, and the other end of the lifting pressing oil cylinder is arranged on the chassis and is perpendicular to the chassis and the operation platform; the positioning cylinders are provided with 4 positioning cylinders which are respectively arranged around the chassis, one end of each positioning cylinder is connected with the chassis, and the other end of each positioning cylinder is connected with a rectangular steel sleeve; the clamping cylinders are arranged in a plurality, are respectively arranged around the operating platform, one end of each clamping cylinder is connected with the rectangular steel sleeve, a plurality of counterweights are arranged above the chassis, and the bottom of each rectangular steel sleeve is connected with a cutter head.
Preferably, it is: and 2) according to the underground construction height, one or more sections of rectangular steel sleeves are arranged in the step 2), and the sections of steel sleeves are mutually connected in a male-female mode.
Preferably, it is: and 2) forming a preformed hole on the side wall of the first rectangular steel sleeve put in the step 2).
Preferably, it is: the hydraulic working station is characterized by further comprising a hydraulic working station, wherein an oil pipe on the hydraulic working station is connected to the hydraulic oil pipe group reel and is further connected with the horizontal drilling equipment A through a hydraulic oil pipe group guide wheel.
Preferably, it is: the horizontal drilling operation is operated in a gridding mode.
Preferably, it is: the immersed tube operation steps are as follows:
s1, hoisting a rectangular steel sleeve and placing the rectangular steel sleeve between a chassis and an equipment operation platform;
s2, the positioning oil cylinder stretches out to fix the rectangular steel sleeve;
s3, retracting the clamping oil cylinder;
s4, lifting the lower pressure oil cylinder to a certain height;
s5, the clamping oil cylinder stretches out and clamps the rectangular steel sleeve;
s6, retracting the positioning oil cylinder;
s7, lifting the lower pressure oil cylinder to retract, and tightly holding the rectangular steel sleeve by the operating platform to press down;
s8, repeating the steps S2 to S7 until the pipe sinking operation is completed;
and S9, the positioning oil cylinder stretches out, and the positioning oil cylinder and the clamping oil cylinder jointly fix the rectangular steel sleeve for subsequent construction.
The tube drawing operation steps are as follows:
s1, retracting a positioning oil cylinder;
s2, clamping the rectangular steel sleeve by a clamping cylinder;
s3, lifting the lower pressure oil cylinder to extend out;
s4, the operation platform holds the rectangular steel sleeve tightly and lifts upwards;
s5, the positioning oil cylinder extends out of the fixed rectangular steel sleeve;
s6, retracting the clamping oil cylinder;
s7, lifting the lower pressure oil cylinder to retract;
s8, the clamping oil cylinder stretches out to clamp the rectangular steel sleeve;
s9, repeating the steps S3 to S8 until the tube drawing operation is completed.
The beneficial technical effects of the application are as follows:
(1) the obstacle clearing method has the advantages of strong operability, high construction efficiency and relatively high speed, and can shorten the construction period.
(2) The rectangular steel sleeve is subjected to construction operation by adopting special auxiliary tool rectangular steel sleeve sinking (drawing) equipment, the auxiliary tool adopts an assembled structure, so that the assembly and disassembly are convenient, each component is transported to the site for assembly, the transportation is convenient, and the transportation cost is saved;
(3) according to the application, through the arrangement of the positioning oil cylinder, the rectangular sleeve can be well and accurately positioned, and through the arrangement of the clamping oil cylinder and the lifting and pressing oil cylinder, the combined operation can be realized, and the sinking (pulling) operation of the rectangular sleeve is realized.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the application, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a construction flow chart of the present application;
FIG. 2 is a schematic view of the structure of the present application in construction;
FIG. 3 is a schematic view of a rectangular steel bushing sinking (pulling) apparatus M according to the present application;
FIG. 4 is a top view of a rectangular steel bushing sinking (pulling) apparatus M of the present application;
FIG. 5 is a schematic diagram of a borehole meshing operation in accordance with the present application;
FIG. 6 is a flow chart of the immersed tube operation construction in the application;
FIG. 7 is a flow chart of the pipe drawing operation construction in the application;
FIG. 8 is a schematic diagram of a dual well operation in accordance with the present application.
Wherein: 1, a chassis; 2, operating a platform; 3, clamping an oil cylinder; 4, positioning an oil cylinder; 5, sleeving; 6, a cutter head; lifting a pressing oil cylinder; 8, balancing weight; 9, a hydraulic working station; 10 hydraulic oil pipe group reel; 11 hydraulic oil pipe group guide wheels; 12 horizontal drilling machine.
Description of the embodiments
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Examples
As shown in figures 1-5, the coring and obstacle-removing construction method by combining a rectangular steel sleeve and a vertical immersed tube and a horizontal drill specifically comprises the following steps:
1) Leveling and hardening the ground, and positioning special equipment M for sinking (pulling) the rectangular steel sleeve;
the special equipment M for the rectangular steel sleeve sinking (pulling) pipe comprises a chassis 1, wherein a positioning oil cylinder 4 and a lifting lower pressure oil cylinder 7 are arranged on the chassis 1, the lifting lower pressure oil cylinder 7 is connected with an operation platform 2, clamping oil cylinders 3 are arranged around the operation platform 2, one ends of the lifting lower pressure oil cylinders 7 are arranged at four corners of the operation platform 2, and the other ends of the lifting lower pressure oil cylinders 7 are arranged on the chassis 1 and are perpendicular to the chassis 1 and the operation platform 2; the positioning cylinders 4 are arranged and are respectively arranged at the periphery of the chassis 1, one end of each positioning cylinder is connected with the chassis 1, and the other end of each positioning cylinder is connected with the rectangular steel sleeve 5; the clamping cylinders 3 are arranged in a plurality and are respectively arranged around the operation platform 2, one end of each clamping cylinder is connected with the rectangular steel sleeve 5, a plurality of counterweights 8 are arranged above the chassis 1, and the bottom of each rectangular steel sleeve is connected with the cutter head 6;
2) Putting the rectangular steel sleeve into rectangular steel sleeve sinking (drawing) equipment M for sinking pipe operation, and performing first row pipe inner soil sampling pore-forming operation;
according to the underground construction height, one or more sections of rectangular steel sleeves 5 are arranged, the sections of rectangular steel sleeves 5 are mutually connected in a male-female mode, and a reserved hole is formed in the side wall of a first section of rectangular steel sleeve in the arranged sections of rectangular steel sleeves 5 and is used for tunneling of horizontal drilling equipment A in the subsequent step; the soil taking operation can be performed by adopting a punching grabbing soil or a hydraulic grab bucket, or a rotary digging machine, or other modes.
3) Hoisting horizontal drilling equipment A to a designated position in a rectangular steel sleeve by using a crane, wherein the concrete structure of the horizontal drilling equipment A is shown in another patent of underground construction obstacle clearing equipment of a subway station of the inventor, the patent number is 2022231682806, the horizontal drilling equipment A comprises a horizontal drilling machine, a tunneling pipe is arranged in the middle of the horizontal drilling machine, one end of the tunneling pipe is connected with a tunneling pipe recovery cylinder, a tunneling pipe recovery standby device is arranged beside the tunneling pipe recovery cylinder, the tunneling pipe recovery standby device is connected with the tunneling pipe, a hydraulic workstation 9 is further arranged on the ground, and an oil pipe on the hydraulic workstation 9 is connected to a hydraulic oil pipe group reel 10 and is further connected with the horizontal drilling equipment A through a hydraulic oil pipe group guide wheel 11;
4) Performing horizontal drilling operation by using horizontal drilling equipment A to finish the breaking of the first (group of) hole sites;
5) Lifting out the horizontal drilling equipment A, and taking out the construction waste generated in the breaking process;
6) Drawing out the rectangular steel sleeve upwards during pipe drawing operation, and simultaneously backfilling;
7) Putting the rectangular steel sleeve into rectangular steel sleeve sinking (drawing) equipment M for sinking pipe operation, and performing soil sampling pore-forming operation in the next row of pipes;
8) Hoisting horizontal drilling equipment A to a designated position in the steel sleeve by using a crane;
9) Performing horizontal drilling operation by using horizontal drilling equipment A to finish the breaking of the next (group of) hole sites;
10 Hanging out the horizontal drilling equipment A, and taking out the construction waste generated in the breaking process;
11 Tube drawing operation, namely, drawing the rectangular steel sleeve upwards and backfilling at the same time;
12 Repeating the steps 7) to 11) until the breaking of all hole sites is completed and all construction wastes are taken out;
13 Removing the horizontal drilling equipment A and the crane, and grouting and reinforcing the backfill hole site.
According to the application, a full-rotary drilling machine is preferred for the horizontal drilling machine, during construction operation, a crane and an auxiliary crane are in place, rectangular steel sleeve sinking (pulling) pipe equipment is installed, the auxiliary crane lifts a hydraulic oil pipe group guide wheel 11 into place, an oil pipe on a hydraulic working station 9 is connected to a hydraulic oil pipe group reel 10 and is further connected with the horizontal drilling machine through the hydraulic oil pipe group guide wheel 11, a tunneling pipe is installed in the horizontal drilling machine, the rectangular steel sleeve 5 is installed on the rectangular steel sleeve sinking (pulling) pipe equipment, the crane lifts the horizontal drilling machine into the rectangular steel sleeve 5 until a specified station, the hydraulic working station 9 controls a tunneling pipe recovery cylinder to stretch and retract, an opening is formed in an obstacle such as a pile (wall), if the tunneling pipe recovery cylinder fails, a tunneling pipe recovery standby device is started to control the tunneling pipe, the tunneling pipe is prevented from being clamped on the obstacle such as the pile (wall), one end of the steel wire rope is connected to the tunneling pipe, the other end of the rectangular steel sleeve 5 is placed on the surface, and after construction operation is completed, the horizontal drilling machine is lifted.
The horizontal drilling equipment A and the internal structure thereof are provided with 2 groups, and the simultaneous double-hole obstacle clearance operation can be realized during construction.
It should be noted that the present application is not limited to single-hole operation and double-hole operation, and may be single-hole operation, double-hole operation or multi-hole operation depending on the environment and construction requirements of a specific construction site operation. When the multi-hole operation is adopted, the horizontal drilling equipment A and the internal structure thereof in the application are repeatedly provided with a plurality of groups. The number of the tunneling pipes corresponds to the number of the reserved holes in the rectangular steel sleeve.
The immersed tube operation in the above embodiment comprises the following steps:
the immersed tube operation steps are as follows:
s1, hoisting a rectangular steel sleeve 5, and placing the rectangular steel sleeve in the middle of a chassis 1 and an operation platform 2;
s2, the positioning oil cylinder 4 extends out to fix the rectangular steel sleeve 5;
s3, retracting the clamping cylinder 3;
s4, lifting the lower pressure oil cylinder 7 to a certain height;
s5, the clamping cylinder 3 stretches out and clamps the rectangular steel sleeve 5;
s6, the positioning oil cylinder 4 is retracted;
s7, lifting the lower pressure oil cylinder 7, retracting, and tightly holding the rectangular steel sleeve 5 by the operation platform 2 for pressing down;
s8, repeating the steps S2 to S7 until the pipe sinking operation is completed;
and S9, the positioning oil cylinder 4 stretches out, and the positioning oil cylinder and the clamping oil cylinder 3 are used for fixing the rectangular steel sleeve 5 together, so that subsequent construction is performed.
The operation steps of the tube drawing operation in the embodiment are as follows:
s1, the positioning oil cylinder 4 is retracted;
s2, clamping the rectangular steel sleeve 5 by the clamping cylinder 3;
s3, lifting the lower pressure oil cylinder 7 to extend out;
s4, the operation platform 2 holds the rectangular steel sleeve 5 tightly and lifts upwards;
s5, the positioning oil cylinder 4 extends out of the fixed rectangular steel sleeve 5;
s6, retracting the clamping cylinder 3;
s7, lifting the lower pressure oil cylinder 7 to retract;
s8, the clamping cylinder 3 stretches out of the rectangular steel sleeve 5;
s9, repeating the steps S3 to S8 until the tube drawing operation is completed.
The positioning cylinder 4 and the clamping cylinder 3 jointly fix the rectangular steel sleeve 5 before tube drawing operation.
According to the application, through the cooperative operation of the oil cylinders, the pipe sinking and drawing operation of the rectangular steel sleeve 5 is completed, and the construction operation can be easily completed without complex large-scale mechanical equipment.
According to the application, the drilling operation is performed according to the gridding operation, and referring to fig. 5, firstly, holes to be drilled on piles (walls) are positioned, then the holes to be drilled and the size of a tunneling pipe are equally divided into a plurality of round holes which are arranged horizontally and vertically, every two adjacent round holes are intersected or tangential, when in construction, according to the longitudinal direction, the holes in one row are firstly broken, then the holes in the next row are broken, and the holes are sequentially broken until all the holes are broken.
The construction method is used for removing obstacles only in a fixed point in a range where the tunneling of the shield machine is affected, and obstacles (obstacles) such as piles (walls) and the like do not need to be removed downwards from the ground, so that the existing subway station main body cannot be damaged.
The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the application.
Claims (7)
1. The utility model provides a rectangular steel sleeve pipe vertical immersed tube combines horizontal drill coring to remove an obstacle building method which characterized in that: the method specifically comprises the following steps:
1) Leveling and hardening the ground, and positioning special equipment M for sinking (pulling) the rectangular steel sleeve;
2) Putting the rectangular steel sleeve into rectangular steel sleeve sinking (drawing) equipment M for sinking pipe operation, and performing first row pipe inner soil sampling pore-forming operation;
3) Hoisting horizontal drilling equipment A to a designated position in a rectangular steel sleeve by using a crane;
4) Performing horizontal drilling operation by using horizontal drilling equipment A to finish the breaking of the first (group of) hole sites;
5) Lifting out the horizontal drilling equipment A, and taking out the construction waste generated in the breaking process;
6) Drawing out the rectangular steel sleeve upwards during pipe drawing operation, and simultaneously backfilling;
7) Putting the rectangular steel sleeve into rectangular steel sleeve sinking (drawing) equipment M for sinking pipe operation, and performing soil sampling pore-forming operation in the next row of pipes;
8) Hoisting horizontal drilling equipment A to a designated position in the steel sleeve by using a crane;
9) Performing horizontal drilling operation by using horizontal drilling equipment A to finish the breaking of the next (group of) hole sites;
10 Hanging out the horizontal drilling equipment A, and taking out the construction waste generated in the breaking process;
11 Tube drawing operation, namely, drawing the rectangular steel sleeve upwards and backfilling at the same time;
12 Repeating the steps 7) to 11) until the breaking of all hole sites is completed and all construction wastes are taken out;
13 Removing the horizontal drilling equipment A and the crane, and grouting and reinforcing the backfill hole site.
2. The rectangular steel sleeve vertical immersed tube combined horizontal drilling coring and obstacle clearing method as recited in claim 1, wherein the method comprises the following steps: the special equipment M for the rectangular steel sleeve sinking (pulling) pipe comprises a chassis (1), wherein a positioning oil cylinder (4) and a lifting lower pressure oil cylinder (7) are arranged on the chassis (1), the lifting lower pressure oil cylinder (7) is connected with an operation platform (2), clamping oil cylinders (3) are arranged around the operation platform (2), one ends of the lifting lower pressure oil cylinders (7) are arranged at four corners of the operation platform (2), and the other ends of the lifting lower pressure oil cylinders are arranged on the chassis (1) and are perpendicular to the chassis (1) and the operation platform (2);
the positioning cylinders (4) are arranged and are respectively arranged around the chassis (1), one end of each positioning cylinder is connected with the chassis (1), and the other end of each positioning cylinder is connected with the rectangular steel sleeve (5);
the clamping cylinders (3) are arranged in a plurality, are respectively arranged around the operating platform (2), one end of each clamping cylinder is connected with the operating platform (2), the other end of each clamping cylinder is connected with the rectangular steel sleeve (5), a plurality of counterweights (8) are arranged above the chassis (1), and the bottom of each rectangular steel sleeve is connected with the cutter head (6).
3. The rectangular steel sleeve vertical immersed tube combined horizontal drilling coring and obstacle clearing method as recited in claim 1, wherein the method comprises the following steps: and 2) according to the underground construction height, one or more sections of rectangular steel sleeves are arranged in the step 2), and the sections of steel sleeves are mutually connected in a male-female mode.
4. The rectangular steel sleeve vertical immersed tube combined horizontal drilling coring and obstacle clearing method as recited in claim 2, wherein the method comprises the following steps: and 2) forming a preformed hole on the side wall of the first rectangular steel sleeve put in the step 2).
5. The rectangular steel sleeve vertical immersed tube combined horizontal drilling coring and obstacle clearing method as recited in claim 2, wherein the method comprises the following steps: the hydraulic drilling device further comprises a hydraulic working station (9), wherein an oil pipe on the hydraulic working station (9) is connected to the hydraulic oil pipe group reel (10) and is further connected with the horizontal drilling device A through the hydraulic oil pipe group guide wheel (11).
6. The rectangular steel sleeve vertical immersed tube combined horizontal drilling coring and obstacle clearing method as recited in claim 1, wherein the method comprises the following steps: the horizontal drilling operation is operated in a gridding mode.
7. The method for removing the obstacle by combining the rectangular steel sleeve and the vertical immersed tube and the horizontal drill for coring according to any one of claims 2 to 6, which is characterized in that: the immersed tube operation steps are as follows:
s1, hoisting a rectangular steel sleeve and placing the rectangular steel sleeve between a chassis and an equipment operation platform;
s2, the positioning oil cylinder stretches out to fix the rectangular steel sleeve;
s3, retracting the clamping oil cylinder;
s4, lifting the lower pressure oil cylinder to a certain height;
s5, the clamping oil cylinder stretches out and clamps the rectangular steel sleeve;
s6, retracting the positioning oil cylinder;
s7, lifting the lower pressure oil cylinder to retract, and tightly holding the rectangular steel sleeve by the operating platform to press down;
s8, repeating the steps S2 to S7 until the pipe sinking operation is completed;
s9, the positioning oil cylinder stretches out, and a rectangular steel sleeve is fixed together with the clamping oil cylinder for subsequent construction;
the tube drawing operation steps are as follows:
s1, retracting a positioning oil cylinder;
s2, clamping the rectangular steel sleeve by a clamping cylinder;
s3, lifting the lower pressure oil cylinder to extend out;
s4, the operation platform holds the rectangular steel sleeve tightly and lifts upwards;
s5, the positioning oil cylinder extends out of the fixed rectangular steel sleeve;
s6, retracting the clamping oil cylinder;
s7, lifting the lower pressure oil cylinder to retract;
s8, the clamping oil cylinder stretches out to clamp the rectangular steel sleeve;
s9, repeating the steps S3 to S8 until the tube drawing operation is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310941297.0A CN116927194A (en) | 2023-07-28 | 2023-07-28 | Rectangular steel sleeve vertical immersed tube combined horizontal drill coring and obstacle removing construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310941297.0A CN116927194A (en) | 2023-07-28 | 2023-07-28 | Rectangular steel sleeve vertical immersed tube combined horizontal drill coring and obstacle removing construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116927194A true CN116927194A (en) | 2023-10-24 |
Family
ID=88386023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310941297.0A Pending CN116927194A (en) | 2023-07-28 | 2023-07-28 | Rectangular steel sleeve vertical immersed tube combined horizontal drill coring and obstacle removing construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116927194A (en) |
-
2023
- 2023-07-28 CN CN202310941297.0A patent/CN116927194A/en active Pending
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