CN116464460A - Secondary crushing angle-adjustable integral jacking reverse well drilling machine and construction method - Google Patents

Secondary crushing angle-adjustable integral jacking reverse well drilling machine and construction method Download PDF

Info

Publication number
CN116464460A
CN116464460A CN202310329948.0A CN202310329948A CN116464460A CN 116464460 A CN116464460 A CN 116464460A CN 202310329948 A CN202310329948 A CN 202310329948A CN 116464460 A CN116464460 A CN 116464460A
Authority
CN
China
Prior art keywords
pushing
jacking
drilling
angle
protective sleeve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310329948.0A
Other languages
Chinese (zh)
Inventor
吕芝林
吴海军
吴鹏
张建花
兰志俭
汪少雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Gezhouba Group Road And Bridge Engineering Co ltd
Original Assignee
China Gezhouba Group Road And Bridge Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Gezhouba Group Road And Bridge Engineering Co ltd filed Critical China Gezhouba Group Road And Bridge Engineering Co ltd
Priority to CN202310329948.0A priority Critical patent/CN116464460A/en
Publication of CN116464460A publication Critical patent/CN116464460A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • E21D9/02—Driving inclined tunnels or galleries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C7/00—Crushing or disintegrating by disc mills
    • 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
    • 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
    • E21D9/1086—Drives or transmissions specially adapted therefor
    • 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
    • E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Food Science & Technology (AREA)
  • Earth Drilling (AREA)

Abstract

The invention provides a secondary crushing angle-adjustable integral jacking reverse well drilling machine and a construction method thereof, wherein the secondary crushing angle-adjustable integral jacking reverse well drilling machine comprises a cutter head system, a protective sleeve, a secondary crushing system, a jacking section, a drilling pushing system and an angle adjusting device; the drilling direction of the traditional downward drilling direction is changed, continuous jacking from the bottom is realized, secondary crushing is carried out on drilling slag through a crushing bin, a millstone structure is adopted for secondary crushing, stone slag is pushed to flow to a slag chute while crushing, the drilling direction angle of the whole drilling machine can be adjusted in a hydraulically controlled manner according to the direction of a well hole, in addition, drilling deflection correction can be carried out in the drilling process, the diameter of a drilling machine is determined according to the actual size of the well hole diameter, the structural length can be adjusted according to the actual size of the well hole, and holes can be formed only by multiple times in the traditional construction method. The invention has the advantages of simple structure, quick installation, convenient operation, safe and reliable use, shortened construction period, improved work efficiency and improved working environment.

Description

Secondary crushing angle-adjustable integral jacking reverse well drilling machine and construction method
Technical Field
The invention relates to the technical field of tunnel inclined shaft construction, in particular to an angle-adjustable integral jacking reverse shaft drilling machine for secondary crushing and a construction method.
Background
In the field of hydraulic and hydroelectric engineering construction, the power station engineering is complex in shape, large in fall and the like. The design of the ventilation holes of long-distance traffic tunnels and the slag sliding well of a sand and stone processing system is a vertical/inclined well structure, particularly a pumped storage power station, the pumping storage power station is selected in a region with large river valley fall, the pumping storage power station consists of two reservoirs which are connected with each other and are positioned at different heights, a water conveying pipeline connects an upper reservoir with a lower reservoir, and the water conveying pipeline is generally an underground water conveying tunnel with a large inclination angle. For long-distance large-dip-angle water delivery tunnels, construction flat holes at the upper and lower steps of the inclined holes are generally excavated in the industry, a small guide hole is drilled from the upper flat hole downwards and forwards by adopting a directional drilling machine, reverse-pulling reaming is performed on a lower flat hole installation cutter disc after the guide hole is formed, a slag sliding well is formed, and full-section expansion and excavation are performed according to a designed section. The directional drilling machine is easy to deviate from the excavation range in the guide hole drilling due to the formation structure and the small diameter of the drill rod. In order to avoid the problems, there is also a scheme of adopting a inclined shaft TBM for construction, but the scheme has a complex equipment structure and high implementation cost. So the reasonable design of the reverse well drilling machine is particularly important.
Disclosure of Invention
The invention mainly aims to provide an angle-adjustable integral jacking reverse well drilling machine for secondary crushing and a construction method thereof, which solve the problems in the background technology.
In order to solve the technical problems, the invention adopts the following technical scheme: comprises a cutterhead system, a protective sleeve, a secondary crushing system, a jacking section, a drilling pushing system and an angle adjusting device;
the cutterhead system comprises a cutterhead, the cutterhead is driven to rotate by a driving device, deviation correction is carried out on the cutterhead system through a deviation correcting device, and the driving device and the deviation correcting device are arranged in a protective sleeve;
the secondary crushing system comprises a crushing bin, wherein the upper layer of the crushing bin is connected with a driving device for rotation, and the lower layer of the crushing bin is fixed on a protective sleeve;
an adjustable jacking joint is arranged between the drilling pushing system and the protective sleeve for adjusting the drilling depth;
the drilling pushing system is used for pushing the jacking section and transmitting pushing force to the cutterhead system;
the pushing base in the angle adjusting device is provided with a bracket device which is hinged and rotated, and the protective sleeve and the jacking joint are propped against the bracket device to slide and can be fixed through the locking device.
Preferably, the driving device comprises a driving motor and a speed reducer, the speed reducer is driven by the driving motor so as to drive the cutterhead and the secondary crushing system to operate, and the driving motor is fixed on a support in the protective sleeve.
Preferably, a slag sliding channel is arranged below the crushing bin, and an outlet of the slag sliding channel is positioned at the jacking section for slag discharging;
the crushing bin is of a millstone structure, and a plurality of through holes are formed in the upper layer of the crushing bin, so that stone slag enters between the upper layer and the lower layer of the crushing bin through the through holes for secondary crushing, and the stone slag can be pushed to flow to the slag sliding channel for slag discharging while crushing.
Preferably, the end part of the protective sleeve is provided with a breaking structure, a plurality of correction cylinders in the correction device are uniformly distributed in an annular shape along the breaking structure of the protective sleeve, two ends of the breaking structure of the protective sleeve are provided with a plurality of correction cylinder supports, and cylinder barrels and piston rods of the correction cylinders are arranged on the correction cylinder supports;
an inclination sensor is arranged on one side of the deviation correcting oil cylinder, and the inclination sensor is fixed in a protective sleeve at the upper part;
and a locator is also arranged in the protective sleeve and used for feeding back the drilling progress of the drilling machine in real time.
Preferably, the breaking structure of the protective sleeve is that the protective sleeve is divided into an upper part and a lower part, the upper part and the lower part are sleeved, and the upper part can circumferentially swing on the lower part, so that the upper part can be pushed by a deviation correcting oil cylinder to carry out deviation correcting adjustment;
the end part of a piston rod of the deviation correcting oil cylinder is provided with a ball head, a ball seat is arranged on a support of the deviation correcting oil cylinder, and the ball head is movably connected with the ball seat.
Preferably, the drilling pushing system comprises a pushing oil cylinder, a pushing oil pump and a pushing system operating platform;
the top of a piston rod of the pushing cylinder is fixedly provided with a pushing upper support, the bottom of the cylinder barrel is fixedly provided with a pushing lower support, the pushing upper support is fixedly connected with the jacking joint, and the pushing lower support is hinged and fixed on the pushing base for rotation.
Preferably, the inner wall of the jacking section is fixedly provided with a plurality of torsion-resistant blocks, the torsion-resistant blocks in two adjacent jacking sections are mutually abutted, the two ends of the jacking section are fixedly provided with flange plates, and the jacking section is fixedly installed through bolts.
Preferably, a plurality of brackets are arranged between two slideway supporting beams in the bracket device, the pushing lower support is fixed at the bottom of the slideway supporting beams, and two ends of the pushing upper support are propped against the slideway supporting beams to slide;
an articulated angle adjusting rod is arranged between the slideway support beam and the pushing base and is used for pushing and adjusting the angle of the integral drilling machine;
the locking device is fixed at the top of the slideway supporting beam and is used for locking the installed jacking section when the jacking section is additionally installed;
the inner side of the bracket is arc-shaped, and the protective sleeve and the jacking joint are propped against the bracket to slide.
Preferably, S1, arranging a cutter disc system, a protective sleeve, a secondary crushing system, a jacking section, a drilling pushing system and an angle adjusting device, and adjusting and determining the angle of a drilling machine according to the drilling direction;
s2, driving the cutter disc and the crushing bin to operate by the driving device, pushing the oil cylinder to drill, crushing drill slag for the second time by the crushing bin, and discharging the drill slag through a slag sliding channel;
s3, drilling a footage, retracting the pushing oil cylinder, locking the installed jacking joint by the locking device, adding a new jacking joint, and then continuing pushing by the pushing oil cylinder;
and S4, repeating the steps S2-S3 to finish the well construction.
Preferably, the oil cylinder is deviated from a preset axis in the drilling process, and the corresponding correction oil cylinder is started to correct the deviation according to the deviation direction.
The invention provides an integral jacking reverse well drilling machine with an adjustable angle for secondary crushing and a construction method, which change the traditional downward drilling direction, realize continuous jacking from the bottom and drill drilling, wherein drill slag is crushed secondarily through a crushing bin, a millstone structure is adopted for secondary crushing, stone slag is pushed to flow to a slag chute while crushing, the drilling angle of the integral drilling machine can be adjusted in a hydraulic control manner according to the direction of a well hole, drilling deflection correction can be carried out in the drilling process, the diameter of the drilling machine is determined according to the actual size of the well hole, the structural length can be adjusted according to the actual size of the well hole, and the traditional construction method can be used for forming holes for multiple times. The invention has the advantages of simple structure, quick installation, convenient operation, safe and reliable use, shortened construction period, improved work efficiency and improved working environment.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a front elevational view of the overall structure of the present invention;
FIG. 2 is a bottom view of FIG. 1 of the present invention;
figure 3 is an internal cross-sectional view of the protective sheath of the present invention;
FIG. 4 is a cross-sectional view of the invention A-A;
FIG. 5 is a cross-sectional view of the invention B-B;
FIG. 6 is a C-C cross-sectional view of the present invention;
FIG. 7 is a D-D cross-sectional view of the present invention;
FIG. 8 is a cross-sectional view of the invention E-E;
FIG. 9 is a cross-sectional view of the F-F of the present invention;
in the figure: a cutterhead 1; a crushing bin 2; a slag chute 3; a protective sleeve 4; a speed reducer 5; a drive motor 6; an inclination sensor 7; a deviation rectifying oil cylinder 8; a deviation rectifying cylinder support 9; an oil pump 10; an electric control box 11; a jack-up section 12; a torsion block 13; a locking device 14; a slideway support beam 15; pushing the upper support 16; pushing an oil cylinder 17; pushing the lower support 18; a push oil pump 19; pushing the system operation table 20; pushing the base 21; an angle adjusting lever 22; a bracket 23; a positioner 24; a water pump 25; a wire slot 26; a water pipe groove 27.
Detailed Description
Example 1
As shown in fig. 1-9, the secondary crushing angle-adjustable integral jacking reverse well drilling machine and the construction method thereof comprise a cutterhead system, a protective sleeve 4, a secondary crushing system, a jacking section 12, a drilling pushing system and an angle adjusting device;
the cutterhead system comprises a cutterhead 1, the cutterhead 1 is driven to rotate by a driving device, deviation correction is carried out on the cutterhead system through a deviation correcting device, and the driving device and the deviation correcting device are arranged in a protective sleeve 4;
the secondary crushing system comprises a crushing bin 2, wherein the upper layer of the crushing bin 2 is connected with a driving device for rotation, and the lower layer of the crushing bin is fixed on a protective sleeve 4;
an adjustable jacking joint 12 is arranged between the drilling pushing system and the protective sleeve 4 and used for adjusting the drilling depth;
the drilling pushing system is used for pushing the jacking joint 12 and transmitting pushing force to the cutterhead system;
the pushing base 21 in the angle adjusting device is provided with a bracket device which is hinged and rotated, and the protective sleeve 4 and the jacking joint 12 are propped against the bracket device to slide and can be fixed through the locking device 14.
Preferably, the driving device comprises a driving motor 6 and a speed reducer 5, the speed reducer 5 is driven by the driving motor 6 so as to drive the cutterhead 1 to operate with the secondary crushing system, and the driving motor 6 is fixed on a support in the protective sleeve 4.
Preferably, a slag chute 3 is arranged below the crushing bin 2, and the outlet of the slag chute 3 is positioned at the jacking joint 12 for slag discharge;
the crushing bin 2 is of a millstone structure, and a plurality of through holes are formed in the upper layer of the crushing bin 2, so that stone slag enters between the upper layer and the lower layer of the crushing bin 2 through the through holes for secondary crushing, and the stone slag can be pushed to flow to the slag sliding channel 3 for slag discharging while crushing.
Preferably, the end part of the protective sleeve 4 is provided with a breaking structure, a plurality of correction cylinders 8 in the correction device are uniformly distributed in a ring shape along the breaking structure of the protective sleeve 4, two ends of the breaking structure of the protective sleeve 4 are provided with a plurality of correction cylinder supports 9, and a cylinder barrel and a piston rod of each correction cylinder 8 are arranged on each correction cylinder support 9;
an inclination sensor 7 is arranged on one side of the deviation rectifying cylinder 8, and the inclination sensor 7 is fixed in the upper protective sleeve 4;
a positioner 24 is also provided in the protective sleeve 4 for feeding back the drilling progress of the drilling machine in real time. With the structure, the oil pump 10 and the electric cabinet 11 are fixedly arranged in the protective sleeve 4 and used for controlling the deviation rectifying oil cylinder 8.
Preferably, the breaking structure of the protective sleeve 4 is that the protective sleeve 4 is divided into an upper part and a lower part, the upper part and the lower part are sleeved, and the upper part can circumferentially swing on the lower part, so that the upper part can be pushed by the deviation rectifying oil cylinder 8 to carry out deviation rectifying adjustment;
the end part of a piston rod of the deviation correcting oil cylinder 8 is provided with a ball head, the deviation correcting oil cylinder support 9 is provided with a ball seat, and the ball head is movably connected with the ball seat.
Preferably, the drilling pushing system comprises a pushing oil cylinder 17, a pushing oil pump 19 and a pushing system operating platform 20;
the top of a piston rod of the pushing cylinder 17 is fixedly provided with a pushing upper support 16, the bottom of the cylinder barrel is fixedly provided with a pushing lower support 18, the pushing upper support 16 is fixedly connected with the jacking joint 12, and the pushing lower support 18 is hinged and fixed on the pushing base 21 to rotate.
Preferably, the inner wall of the jacking section 12 is fixedly provided with a plurality of torsion-resistant blocks 13, the torsion-resistant blocks 13 in two adjacent jacking sections 12 are mutually abutted, two ends of the jacking section 12 are fixedly provided with flanges, and the jacking section 12 is fixedly installed through bolts connected with the flanges. With this structure, the torsion block 13 plays a role of transmitting torsion.
Preferably, a plurality of brackets 23 are arranged between two slideway support beams 15 in the bracket device, a pushing lower support 18 is fixed at the bottom of the slideway support beams 15, and two ends of the pushing upper support 16 are propped against the slideway support beams 15 to slide;
an articulated angle adjusting rod 22 is arranged between the slideway support beam 15 and the pushing base 21, and the angle adjusting rod 22 is used for pushing and adjusting the angle of the integral drilling machine;
the locking device 14 is fixed on the top of the slideway supporting beam 15 and is used for locking the installed jacking joint 12 when the jacking joint 12 is additionally installed;
the inner side of the bracket 23 is arc-shaped, and the protective sleeve 4 and the jacking joint 12 are propped against the bracket 23 to slide.
Example 2
As shown in fig. 1 to 9, further description is given in connection with example 1:
step one, arranging a cutter disc system, a protective sleeve 4, a secondary crushing system, a jacking section 12, a drilling pushing system and an angle adjusting device, and adjusting and determining the angle of a drilling machine according to the drilling direction;
a wire groove 26 and a water pipe groove 27 are arranged on the outer wall of the jacking joint 12, and a water pump 25 is additionally arranged in the jacking joint 12 at intervals in order to ensure water supply at the drill bit;
step two, a driving device drives a cutter head 1 and a crushing bin 2 to operate, a pushing oil cylinder 17 pushes drilling, and drill residues are discharged through a residue sliding channel 3 after being crushed for the second time in the crushing bin 2;
step three, drilling a footage, retracting the pushing oil cylinder 17, locking the mounted jacking joint 12 by the locking device 14, adding a new jacking joint 12, and then continuing pushing by the pushing oil cylinder 17;
and fourthly, repeating the steps S2-S3 to finish the well construction.
Preferably, the corresponding correction oil cylinder 8 is started to correct the deviation according to the deviation direction when the drilling process is deviated from the preset axis.
The above embodiments are only preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this invention are also within the scope of the invention.

Claims (10)

1. The utility model provides a secondary broken integral jacking reverse well rig of adjustable angle which characterized by: comprises a cutterhead system, a protective sleeve (4), a secondary crushing system, a jacking section (12) and a drilling pushing system and an angle adjusting device;
the cutterhead system comprises a cutterhead (1), the cutterhead (1) is driven to rotate by a driving device, deviation correction is carried out on the cutterhead system through a deviation correcting device, and the driving device and the deviation correcting device are arranged in a protective sleeve (4);
the secondary crushing system comprises a crushing bin (2), wherein the upper layer of the crushing bin (2) is connected with a driving device for rotation, and the lower layer of the crushing bin is fixed on a protective sleeve (4);
an adjustable jacking joint (12) is arranged between the drilling pushing system and the protective sleeve (4) for adjusting the drilling depth;
the drilling pushing system is used for pushing the jacking joint (12) and transmitting pushing force to the cutterhead system;
the pushing base (21) in the angle adjusting device is provided with a bracket device which is hinged and rotated, and the protective sleeve (4) and the jacking joint (12) are propped against the bracket device to slide and can be fixed through the locking device (14).
2. The secondary crushing and angle-adjustable integral jacking inverted well drilling machine according to claim 1, wherein: the driving device comprises a driving motor (6) and a speed reducer (5), the speed reducer (5) is driven by the driving motor (6) to drive the cutterhead (1) and the secondary crushing system to operate, and the driving motor (6) is fixed on a support in the protective sleeve (4).
3. The secondary crushing and angle-adjustable integral jacking inverted well drilling machine according to claim 1, wherein: a slag sliding channel (3) is arranged below the crushing bin (2), and an outlet of the slag sliding channel (3) is positioned at the jacking section (12) for slag discharge;
the crushing bin (2) is of a millstone structure, and a plurality of through holes are formed in the upper layer of the crushing bin (2) so that stone slag enters between the upper layer and the lower layer of the crushing bin (2) through the through holes for secondary crushing, and the stone slag can be pushed to flow to the slag sliding channel (3) for slag discharging while crushing.
4. The secondary crushing and angle-adjustable integral jacking inverted well drilling machine according to claim 1, wherein: the end part of the protective sleeve (4) is provided with a breaking structure, a plurality of correction cylinders (8) in the correction device are annularly and uniformly distributed along the breaking structure of the protective sleeve (4), two ends of the breaking structure of the protective sleeve (4) are provided with a plurality of correction cylinder supports (9), and a cylinder barrel and a piston rod of each correction cylinder (8) are arranged on each correction cylinder support (9);
an inclination sensor (7) is arranged on one side of the deviation rectifying oil cylinder (8), and the inclination sensor (7) is fixed in the protective sleeve (4) at the upper part;
and a locator (24) is also arranged in the protective sleeve (4) and is used for feeding back the drilling progress of the drilling machine in real time.
5. The secondary crushing and angle-adjustable integral jacking inverted well drilling machine according to claim 4, wherein: the breaking structure of the protective sleeve (4) is that the protective sleeve (4) is divided into an upper part and a lower part, the upper part and the lower part are sleeved, and the upper part can circumferentially swing on the lower part, so that the upper part can be pushed by a deviation rectifying oil cylinder (8) to carry out deviation rectifying adjustment;
the end part of a piston rod of the deviation correcting oil cylinder (8) is provided with a ball head, a ball seat is arranged on a deviation correcting oil cylinder support (9), and the ball head is movably connected with the ball seat.
6. The secondary crushing and angle-adjustable integral jacking inverted well drilling machine according to claim 1, wherein: the drilling pushing system comprises a pushing oil cylinder (17), a pushing oil pump (19) and a pushing system operating platform (20);
the top of a piston rod of the pushing cylinder (17) is fixedly provided with a pushing upper support (16), the bottom of the cylinder barrel is fixedly provided with a pushing lower support (18), the pushing upper support (16) is fixedly connected with the jacking joint (12), and the pushing lower support (18) is hinged and fixed on the pushing base (21) to rotate.
7. The secondary crushing and angle-adjustable integral jacking inverted well drilling machine according to claim 1, wherein: the inner wall of the jacking section (12) is fixedly provided with a plurality of torsion-resistant blocks (13), the torsion-resistant blocks (13) in two adjacent jacking sections (12) are mutually propped against, the two ends of the jacking section (12) are fixedly provided with flange plates, and the jacking section (12) is connected with the flange plates through bolts for installation and fixation.
8. The secondary crushing and angle-adjustable integral jacking inverted well drilling machine according to claim 1, wherein: a plurality of brackets (23) are arranged between two slideway supporting beams (15) in the bracket device, a pushing lower support (18) is fixed at the bottom of the slideway supporting beams (15), and two ends of a pushing upper support (16) are propped against the slideway supporting beams (15) to slide;
an articulated angle adjusting rod (22) is arranged between the slideway supporting beam (15) and the pushing base (21), and the angle adjusting rod (22) is used for pushing and adjusting the angle of the integral drilling machine;
the locking device (14) is fixed at the top of the slideway supporting beam (15) and is used for locking the installed jacking joint (12) when the jacking joint (12) is additionally installed;
the inner side of the bracket (23) is arc-shaped, and the protective sleeve (4) and the jacking joint (12) are propped against the bracket (23) to slide.
9. The construction method of the angle-adjustable integral jacking reverse well drilling machine for secondary crushing according to any one of claims 1-8, which comprises the following steps: s1, arranging a cutter head system, a protective sleeve (4), a secondary crushing system, a jacking section (12), a drilling pushing system and an angle adjusting device, and adjusting and determining the angle of a drilling machine according to the drilling direction;
s2, a driving device drives the cutter head (1) and the crushing bin (2) to operate, a pushing oil cylinder (17) pushes drilling, and drill slag is discharged through a slag sliding channel (3) after being crushed for the second time by the crushing bin (2);
s3, drilling a footage, retracting a pushing oil cylinder (17), locking the mounted jacking joint (12) by a locking device (14), adding a new jacking joint (12), and then continuing pushing by the pushing oil cylinder (17);
and S4, repeating the steps S2-S3 to finish the well construction.
10. The use method of the secondary crushing angle-adjustable integral jacking reverse well drilling machine, which is characterized in that: and (3) deflecting with a preset axis in the drilling process, and starting a corresponding correction oil cylinder (8) according to the deflection direction to correct the deviation.
CN202310329948.0A 2023-03-30 2023-03-30 Secondary crushing angle-adjustable integral jacking reverse well drilling machine and construction method Pending CN116464460A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310329948.0A CN116464460A (en) 2023-03-30 2023-03-30 Secondary crushing angle-adjustable integral jacking reverse well drilling machine and construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310329948.0A CN116464460A (en) 2023-03-30 2023-03-30 Secondary crushing angle-adjustable integral jacking reverse well drilling machine and construction method

Publications (1)

Publication Number Publication Date
CN116464460A true CN116464460A (en) 2023-07-21

Family

ID=87178193

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310329948.0A Pending CN116464460A (en) 2023-03-30 2023-03-30 Secondary crushing angle-adjustable integral jacking reverse well drilling machine and construction method

Country Status (1)

Country Link
CN (1) CN116464460A (en)

Similar Documents

Publication Publication Date Title
CN109630124B (en) Shaft heading machine adopting open caisson method and construction method of shaft heading machine
CN111852481B (en) Shaft construction method and heading machine
EP3247862B1 (en) Shaft enlargement arrangement for a boring system
CN102913253A (en) Microtunnelling system and apparatus
RU2382165C2 (en) Method and arrangement of improved horizontal-inclined drilling assembly
CN112253128B (en) Full-automatic full-section vertical shield tunneling machine
CN113006841B (en) Three-station propelling beam and automatic drilling, anchoring and anchoring method thereof
US4494617A (en) Shaft boring machine
CN212583691U (en) Shaft heading machine
CN105697018A (en) Shaft excavation construction technology
CN112443286B (en) Underground oil casing plasma cutting device and method
CN108894792B (en) Roller bit type push bench
CN110645010A (en) Pipe jacking equipment and pipe jacking construction method
CN219327537U (en) Secondary crushing angle-adjustable integral jacking well-reversing drilling machine
CN203188899U (en) Full sleeve special-type drilling machine
CN116677386A (en) Shaft heading machine and construction method thereof
CN116464460A (en) Secondary crushing angle-adjustable integral jacking reverse well drilling machine and construction method
CN116163782A (en) Anchor rod pore-forming device and construction method thereof
CN116291471A (en) Construction method and tunneling equipment for large-diameter vertical shaft of upper soft and lower hard stratum
CN216446856U (en) Drilling structure and rig of big angle drilling of high stability
CN114575854A (en) Jacking raise-up raise-boring machine and method
CN209875069U (en) Mechanical arm type diamond water drilling machine
CN211819230U (en) Complete equipment for transverse large-diameter pore forming in coal pillar area of soft coal seam
CN212389263U (en) Anchor cable self-drilling device based on water jet technology
CN211692472U (en) Pipe jacking equipment

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination