CN117514040A - Rotary pile drilling machine - Google Patents
Rotary pile drilling machine Download PDFInfo
- Publication number
- CN117514040A CN117514040A CN202410024268.2A CN202410024268A CN117514040A CN 117514040 A CN117514040 A CN 117514040A CN 202410024268 A CN202410024268 A CN 202410024268A CN 117514040 A CN117514040 A CN 117514040A
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- Prior art keywords
- pipe fitting
- drilling machine
- semi
- transmission
- rotary platform
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- 238000005553 drilling Methods 0.000 title claims abstract description 70
- 230000005540 biological transmission Effects 0.000 claims abstract description 97
- 238000002360 preparation method Methods 0.000 claims abstract description 18
- 230000014759 maintenance of location Effects 0.000 claims description 16
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 239000002689 soil Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/10—Slips; Spiders ; Catching devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/14—Racks, ramps, troughs or bins, for holding the lengths of rod singly or connected; Handling between storage place and borehole
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a rotary pile drilling machine, which relates to the technical field of rotary jet grouting pile drilling machines, and comprises a drilling machine vertical frame, wherein a pipe fitting preparation bracket is arranged on one side of the drilling machine vertical frame and can be used for preparing and placing pipe fittings, and a pipe fitting dismounting assembly is arranged on the outer side wall of the drilling machine vertical frame; the pipe fitting dismouting subassembly is including locking clip structure and semi-ring support, through above-mentioned technical scheme, its aim at, through setting up preparation pipe fitting support, pipe fitting dismouting subassembly, locking clip structure, semi-ring support, it gets from both ends clamp to press from both sides through the pipe fitting in the preparation pipe fitting support through locking clip structure, through the rotation of transmission semi-ring, drive the pipe fitting and shift to the top alignment of boring down to the pipe fitting on ground, and with the drill bit alignment, the drill bit is rotated after shifting down, can accomplish the pipe fitting and connect, when tearing open the pipe, reverse operation, can demolish the pipe fitting and shift to in the preparation pipe fitting support, it takes consuming time to shorten the operation of continuous pipe and tearing open the pipe, reduce the time length of stopping, improve availability factor.
Description
Technical Field
The invention relates to the technical field of rotary jet grouting pile drilling rigs, in particular to a rotary pile drilling rig.
Background
The jet grouting pile is characterized in that a jet grouting pipe and a spray nozzle are drilled on a pile bottom by a drilling machine, slurry is sprayed out from a nozzle at the edge of the grouting pipe at a high speed, a drill rod is drilled downwards while rotating, and then lifting and stirring are carried out, so that the jet grouting pile is suitable for treating foundations such as silt, mucky soil, flow plastic, soft plastic or plastic cohesive soil, silt soil, sand soil, loess, plain filling soil, crushed stone soil and the like; the drill pipe adopts the segmentation to connect to satisfy the depth of boring, when spouting soon downwards, follow-up drill pipe can cooperate stake machine top lifting device to accomplish, when upwards promoting the stirring, can cooperate lifting device to accomplish the drill pipe dismantlement equally.
At present, in the connection operation of pipe-continuing and pipe-dismantling of the rotary jet pile drilling machine in the prior art, a worker is required to draw the pipe fitting for pipe-continuing to align, connection is completed, the pipe-dismantling is required to draw the pipe fitting out by the worker, detachment is completed, the operation occupies a long time, the time of shutdown is long, and the construction efficiency is influenced, so the invention provides the rotary pile drilling machine.
Disclosure of Invention
The invention aims to solve the defects that a jet grouting pile drilling machine in the prior art occupies long time, is stopped for a long time and affects the construction efficiency in the operation of connecting and disconnecting a pipe.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the rotary pile drilling machine comprises a drilling machine vertical frame, wherein a pipe fitting preparation bracket is arranged on one side of the drilling machine vertical frame and can be used for preparing and placing pipe fittings, and a pipe fitting dismounting assembly is arranged on the outer side wall of the drilling machine vertical frame;
the pipe fitting dismounting assembly comprises a locking clamp structure and two semi-ring supports, wherein the two semi-ring supports are fixedly connected to the outer side wall of the drilling machine stand, the inner side walls of the semi-ring supports are respectively and slidably connected with a transmission semi-ring, an L-shaped transmission rod is fixedly connected between the two transmission semi-rings, the locking clamp structure is arranged between the two transmission semi-rings, and the pipe fitting can be transferred between the lower part of a drill bit and a preparation pipe fitting support after being clamped;
the preparation pipe fitting support comprises a hollowed-out plate, two ends of the hollowed-out plate are fixedly connected with a rotary platform, one side of the rotary platform, which is positioned at the bottom end, is fixedly connected with a driven rotary platform, the rotary platform and the driven rotary platform are fixedly connected on the outer side wall of a drilling machine stand, driving belts are arranged on the outer side walls of the rotary platform and the driven rotary platform, the driving belts on the rotary platform and the driven rotary platform are synchronously driven by a driving rotating rod, the driving directions of the rotary platform and the driven rotary platform are opposite, driving half cylinders are arranged on the outer side wall of the driving belt, the driving half cylinders positioned below can be combined into cylinders and used for conveying pipe fittings, a plurality of rollers are fixedly arranged between the driven rotary platform and the rotary platform and used for bearing and bearing force during pipe fitting transmission, and jacking cylinders capable of ejecting the pipe fittings from the driving half cylinders are arranged below the side of the drum, which is close to the drilling machine stand.
Further, the L-shaped transmission rod is in an L-shaped structure, two ends of the L-shaped transmission rod are respectively and slidably connected to the outer side walls of the two semi-ring supports, the bottom end of the L-shaped transmission rod is fixedly connected with a disassembly and assembly motor, and the disassembly and assembly motor is arranged on the outer side wall of the drilling machine stand.
Further, the rotary platform at the bottom end is of a double-layer structure, the upper layer of the rotary platform is positioned above the driven rotary platform, and the rotary platform and the driven rotary platform are both in sliding connection with the transmission half cylinder.
Further, the lock clamp structure comprises a retention side clamp and a movable side clamp, the retention side clamp and the movable side clamp are provided with two pairs, the retention side clamps are fixedly connected to the outer side walls of the two transmission semi-rings respectively, the outer side walls of the retention side clamps are rotationally connected with threaded transmission rods, the movable side clamps are all in threaded connection with the outer side walls of the threaded transmission rods, guide rods are fixedly connected to the outer side walls of the movable side clamps, the movable side clamps are all in sliding connection with the outer side walls of the guide rods, a synchronous rod is fixedly connected between the retention side clamps, a lock clamp motor is mounted on the outer side walls of the synchronous rod, and the output ends of the lock clamp motor are in transmission connection with the two threaded transmission rods through a toothed chain transmission assembly.
Furthermore, the inner side walls of the retention side clamp and the movable side clamp are fixedly connected with a plurality of biting strips.
Further, two semi-ring supports are distributed in an upper layer and a lower layer, the two semi-ring supports are arranged in a central symmetry mode, the semi-ring support located on the upper layer is located on the back face of the drilling machine stand, and the semi-ring support located on the lower layer is located on the front face of the drilling machine stand.
Further, the auxiliary clamping piece is further arranged below the drill bit and comprises a clamping semi-ring and a clamping air cylinder, two pairs of clamping semi-rings and clamping air cylinders are arranged, the clamping air cylinders are arranged on extension plates on two sides of the bottom end of the drilling machine stand, and the clamping semi-rings are fixedly connected to the output end of the clamping air cylinders.
Further, the outer side walls of the clamping semi-rings are fixedly connected with sliding rods used for limiting, and the sliding rods are in sliding connection with the extension plates.
Further, the transmission half cylinders positioned on the outer side of the rotary platform at the bottom end are respectively connected with a top plate in a sliding manner, and the output end of the jacking cylinder is contacted with the top plate.
Compared with the prior art, the invention has the advantages and positive effects that:
1. according to the invention, the pipe fitting assembly and disassembly components are arranged, when the drilling machine drills down and continues pipes, the pipe fitting in the pipe fitting support is clamped from two ends through the locking structure by arranging the pipe fitting support, the pipe fitting assembly and disassembly components, the locking structure and the semi-ring support, the pipe fitting is driven to be transferred to the upper side of the pipe fitting drilled down to the ground to be aligned with the drill bit through the rotation of the transmission semi-ring, the drill bit is rotated after being moved down, the pipe fitting connection can be completed, when the pipe is disassembled, the pipe fitting can be disassembled and transferred into the pipe fitting support through reverse operation, the time consumption of pipe continuing and pipe disassembling operation is shortened, the stop time is shortened, and the use efficiency is improved.
2. According to the invention, after the pipe fitting is disassembled, the pipe fitting is put in the spare pipe fitting bracket for standby, so that the pipe is convenient to use when the drill pipe is drilled next time.
3. According to the invention, the prepared pipe fitting support is positioned at one side of the drilling machine stand, so that the drill bit can not be disturbed in the up-and-down movement, the pipe fitting can be stably conveyed in the prepared pipe fitting support, and the pipe fitting can not be inclined in the prepared pipe fitting support.
Drawings
Fig. 1 is a front perspective view of a rotary pile drilling machine according to the present invention;
fig. 2 is a schematic perspective view of the whole back of a rotary pile drilling machine according to the present invention;
FIG. 3 is a schematic view of a pipe fitting assembly and disassembly assembly in a rotary pile drilling machine according to the present invention;
FIG. 4 is an exploded view of a half ring support and a drive half ring in a rotary pile drilling machine according to the present invention;
FIG. 5 is a schematic view of a part of a rotary pile drilling machine for preparing pipe holders according to the present invention;
fig. 6 is an exploded view of a driving half cylinder in a rotary pile drilling machine according to the present invention.
Legend description: 1. a drilling machine stand;
2. preparing a pipe fitting bracket; 21. a hollowed-out plate; 22. a rotary platform; 23. a driven rotary platform; 24. driving the rotating rod; 25. a transmission belt; 26. a transmission half cylinder; 27. jacking the air cylinder; 28. a roller; 29. a top plate;
3. a pipe fitting disassembly and assembly component;
4. a locking clip structure; 41. a retention side clip; 42. a movable side clamp; 43. a threaded transmission rod; 44. a guide rod; 45. a synchronizing lever;
5. a semi-ring support; 51. a transmission half ring; 52. an L-shaped transmission rod; 53. disassembling and assembling the motor;
6. an auxiliary clamping member; 61. clamping the semi-ring; 62. clamping cylinder.
Detailed Description
In order that the above objects, features and advantages of the invention will be more clearly understood, a further description of the invention will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as described herein, and therefore the present invention is not limited to the specific embodiments of the disclosure that follow.
The jet grouting pile drilling machine is used for jet grouting downwards, continuous pipe connection operation is needed, when the jet grouting pile drilling machine is lifted and stirred upwards, pipe connection operation is needed to be disassembled, continuous pipes and the pipe are disassembled, workers need to lift the pipe to be suspended after being connected with the pipe fitting through hoisting equipment at the top of the drilling machine, the pipe fitting is pulled to align, connection is completed, workers also need to pull the pipe fitting to move out when the pipe is disassembled, disassembly is completed, the operation occupies a long time, the machine is stopped for a long time, and the construction efficiency is influenced.
Therefore, the purpose of the rotary pile drilling machine is at least that the pipe fitting in the pipe fitting preparation support 2 is clamped from two ends through the locking clamp structure 4 by arranging the pipe fitting preparation support 2, the pipe fitting disassembly and assembly component 3, the locking clamp structure 4 and the semi-ring support 5, the pipe fitting is driven to be transferred to the upper side of the pipe fitting drilled down to the ground to be aligned with the drill bit through the rotation of the transmission semi-ring 51, the drill bit is rotated after being moved downwards, the pipe fitting connection can be completed, when the pipe fitting is disassembled, the pipe fitting can be disassembled and transferred into the pipe fitting preparation support 2 through reverse operation, the time consumption of pipe fitting connection and pipe disassembly operation is shortened, the downtime is shortened, and the use efficiency is improved.
1-6, as shown in FIG. 1, a rotary pile drilling machine provided by the embodiment of the invention comprises a drilling machine stand 1, wherein a pipe preparation bracket 2 is arranged on one side of the drilling machine stand 1, so that pipe preparation and placement can be performed, and a pipe disassembly and assembly component 3 is arranged on the outer side wall of the drilling machine stand 1;
as shown in fig. 2 and 3, the pipe fitting dismounting assembly 3 comprises a locking clamp structure 4 and a half ring support 5, the half ring support 5 is provided with two half ring supports 5, the half ring supports 5 are fixedly connected to the outer side wall of the drilling machine vertical frame 1, the inner side walls of the half ring supports 5 are respectively and slidably connected with a transmission half ring 51, an L-shaped transmission rod 52 is fixedly connected between the two transmission half rings 51, the locking clamp structure 4 is arranged between the two transmission half rings 51, and can transfer a pipe fitting clamped by the locking clamp structure 4 between the lower part of a drill bit and the preparation pipe fitting support 2, when the L-shaped transmission rod 52 rotates, the transmission half rings 51 can be driven to rotate in the half ring supports 5, meanwhile, the locking clamp structure 4 is transferred to one side of the pipe fitting in the preparation pipe fitting support 2, after the pipe fitting is clamped by the locking clamp structure 4, the pipe fitting is transferred to the lower part of the drill bit through rotation, and the pipe fitting can be transferred into the preparation pipe fitting support 2 through reverse operation;
as shown in fig. 1, 5 and 6, the preparation pipe fitting support 2 comprises a hollowed plate 21, two ends of the hollowed plate 21 are fixedly connected with a rotary platform 22, one side of the rotary platform 22 at the bottom end is fixedly connected with a driven rotary platform 23, the rotary platform 22 and the driven rotary platform 23 are fixedly connected on the outer side wall of the drilling machine stand 1, the outer side walls of the rotary platform 22 and the driven rotary platform 23 are respectively provided with a driving belt 25, the driving belts 25 on the rotary platform 22 and the driven rotary platform 23 are synchronously driven by a driving rotating rod 24, the driving directions of the rotary platform 22 and the driven rotary platform 23 are opposite, the outer side walls of the driving belts 25 are respectively provided with a driving half cylinder 26, the driving half cylinders 26 between the driving belts 25 below can be combined into cylinders and transmit pipe fittings, a plurality of rollers 28 are fixedly arranged between the driven rotary platform 23 and the rotary platform 22, the lower part of one side of the roller 28, which is close to the drilling machine vertical frame 1, is provided with a jacking cylinder 27 capable of jacking the pipe from the transmission half cylinder 26 during pipe transmission, the bottom end of the driving rotary rod 24 is fixedly connected with a driving motor for transmission, the rotary platform 22 and the driven rotary platform 23 are fixedly connected with tooth cylinders for driving the transmission belt 25, the output end of the driving rotary rod 24 is simultaneously fixedly connected with the tooth cylinders on the two rotary platforms 22, the tooth cylinders on the driven rotary platform 23 and the driving rotary rod 24 are transmitted through two meshed fluted discs, the rotation directions of the tooth cylinders on the driven rotary platform 23 and the driving rotary rod 24 are opposite, so that the transmission belt 25 between the rotary platform 22 at the bottom end and the driven rotary platform 23 synchronously and reversely moves, the transmission half cylinder 26 between the two transmission belts 25 is combined at one side close to each other to form an empty cylinder for placing the pipe, so that the pipe can be transported by the transmission of the transmission belt 25, the transmission half-drum 26.
As shown in fig. 6, the driving half cylinders 26 located at the outer sides of the rotary platform 22 at the bottom end are all slidably connected with a top plate 29, the output ends of the jacking cylinders 27 are in contact with the top plate 29, the output ends of the jacking cylinders 27 push the top plate 29 to jack the pipe fittings in the driving half cylinders 26 at two sides to the upper side of the driving half cylinders 26, and the contact effect between the output ends of the jacking cylinders 27 and the hollow pipe fittings is improved;
as shown in fig. 3 and 4, the L-shaped transmission rod 52 is provided with an L-shaped structure, two ends of the L-shaped transmission rod 52 are respectively and slidably connected to the outer side walls of the two half-ring supports 5, a disassembly and assembly motor 53 is fixedly connected to the bottom end of the L-shaped transmission rod 52, and the disassembly and assembly motor 53 is mounted on the outer side wall of the drilling machine stand 1 to further limit the movement track of the L-shaped transmission rod 52 when rotating, so that the rotation action of the L-shaped transmission rod 52 driving the transmission half-rings 51 is more stable;
in fig. 1, 2 and 3, two semi-ring supports 5 are distributed in two layers up and down, the two semi-ring supports 5 are arranged in a central symmetry manner, the semi-ring support 5 on the upper layer is positioned on the back of the drilling machine stand 1, the semi-ring support 5 on the lower layer is positioned on the front of the drilling machine stand 1, transmission semi-rings 51 in the two semi-ring supports 5 arranged in a central symmetry manner are connected into a whole through an L-shaped transmission rod 52, and when the dismounting motor 53 is started, the L-shaped transmission rod 52 is driven to rotate, the L-shaped transmission rod 52 is stressed uniformly, and the rotation is more stable;
as shown in fig. 5, the rotary platform 22 at the bottom end has a double-layer structure, and the upper layer of the rotary platform 22 is located above the driven rotary platform 23, and the rotary platform 22 and the driven rotary platform 23 are both slidably connected with the transmission half cylinder 26.
As shown in fig. 3, the locking structure 4 comprises two pairs of fixing side clamps 41 and movable side clamps 42, the fixing side clamps 41 and the movable side clamps 42 are respectively fixedly connected to the outer side walls of the two transmission half rings 51, the outer side walls of the fixing side clamps 41 are rotatably connected with a threaded transmission rod 43, the movable side clamps 42 are respectively and spirally sleeved on the outer side walls of the threaded transmission rod 43, the outer side walls of the movable side clamps 42 are respectively and fixedly connected with a guide rod 44, the movable side clamps 42 are respectively and slidingly sleeved on the outer side walls of the guide rods 44, a synchronizing rod 45 is fixedly connected between the two fixing side clamps 41, a locking motor is mounted on the outer side walls of the synchronizing rods 45, the output end of the locking clamp motor is in transmission connection with the two threaded transmission rods 43 through a toothed chain transmission assembly, the locking clamp motor is started, the toothed chain transmission assembly can drive the two threaded transmission rods 43 to synchronously rotate, so that the two threaded transmission rods 43 can simultaneously feed the movable side clamps 42 in a threaded manner to move towards the direction close to the retention side clamps 41, the pipe fitting is held tightly between the adjacent pipe fittings, when the L-shaped transmission rods 52 and the transmission semi-rings 51 drive the retention side clamps 41 and the pipe fitting to move to the position where a drill bit is placed, the output end of the locking clamp motor is started to reversely rotate, and the two threaded transmission rods 43 can be synchronously driven to reversely rotate, so that the two movable side clamps 42 can both move towards the direction far away from the retention side clamps 41, the pipe fitting is released, and the drill is convenient to drive the pipe fitting to be connected with a lower pipe fitting; as shown in fig. 4, the inner side walls of the fixing side clamp 41 and the movable side clamp 42 are fixedly connected with a plurality of biting strips, and the pipe fitting is not easy to slip when the fixing side clamp 41 and the movable side clamp 42 are used for holding the pipe fitting tightly.
As shown in fig. 1, an auxiliary clamping piece 6 is further arranged below the drill bit, the auxiliary clamping piece 6 comprises a clamping half ring 61 and a clamping air cylinder 62, two pairs of clamping half rings 61 and clamping air cylinders 62 are arranged, the clamping air cylinders 62 are arranged on extension plates at two sides of the bottom end of the drilling machine stand 1, and the clamping half rings 61 are fixedly connected to the output ends of the clamping air cylinders 62; the outer side wall of the clamping semi-ring 61 is fixedly connected with a sliding rod used for limiting, the sliding rod is in sliding connection with the extending plate, the clamping semi-ring 61 is in sliding connection with the extending plate through the sliding rod in the output end shrinkage process of the clamping cylinder 62, the angle of the clamping semi-ring 61 is limited, the clamping semi-ring is prevented from rotating, the outer wall of a pipe fitting is locked more easily, and the pipe fitting is convenient to connect and disassemble.
In this embodiment, when the drilling machine sprays the continuous pipe downwards, the dismounting motor 53 is started, the two transmission semi-rings 51 are driven to synchronously rotate in the semi-ring support 5 by the L-shaped transmission rod 52, so that the fixed side clamps 41 and the movable side clamps 42 are respectively positioned at two sides of the pipe fitting, the locking clamp driving motor in the locking clamp structure 4 is started, the toothed chain transmission assembly drives the threaded transmission rod 43 to synchronously rotate, the threaded feeding movable side clamp 42 moves towards the fixed side clamps 41, meanwhile, the jacking cylinder 27 is started, the top plate 29 in the pipe fitting bottom transmission semi-cylinder 26 is pushed to ascend, the pipe fitting is ejected out of the cylinder bottom and moved to the upper side of the driven rotary platform 23, after the movable side clamp 42 and the fixed side clamps 41 jointly clamp the pipe fitting, the two transmission semi-rings 51 are controlled to synchronously slide in the semi-ring support 5, the pipe fitting is transferred to the upper side of the pipe fitting which is drilled into the soil, the pipe fitting is aligned with the pipe fitting to be connected and the drill bit, the drill bit is inserted into the pipe fitting after being shifted downwards, the clamping of the locking clamp structure 4 is released, and the pipe fitting is continuously driven to drive the pipe fitting to complete the continuous connection;
when the drilling machine lifts and stirs the pipe fitting to be disassembled upwards, the locking clamp structure 4 is driven to the two sides of the pipe fitting to be disassembled through the L-shaped transmission rod 52, the lower pipe fitting is clamped through the auxiliary clamping piece 6, after the drilling machine drill bit drives the pipe fitting to be separated from the lower pipe fitting, the pipe fitting is clamped through the fixing side clamp 41 and the movable side clamp 42, the pipe fitting is separated from the drill bit, the L-shaped transmission rod 52 and the transmission half ring 51 are driven to rotate through the starting dismounting motor 53, the clamped pipe fitting is transferred to one side of the rotary platform 22, then the pipe fitting is released, the pipe fitting is inserted into the two combined transmission half cylinders 26 between the rotary platform 22 and the driven rotary platform 23 under the action of gravity, the driving motor connected with the driving rotating rod 24 is started, the transmission belt 25 on the rotary platform 22 and the driven rotary platform 23 is driven, and one end distance of the pipe fitting is driven on the rotary drum 28 is driven through the driving transmission half cylinder 26, and space is reserved for disassembling and placing the lower pipe fitting;
the drilling machine is used for spraying downwards in a rotary mode, when the pipe is fed, the operation is simple, the time consumption is short, when the stirring is lifted upwards, the operation of disassembling the pipe fitting is simple, the time consumption is short, and the construction efficiency is improved.
The present invention is not limited to the above embodiments, and any equivalent embodiments which can be changed or modified by the technical disclosure described above can be applied to other fields, but any simple modification, equivalent changes and modification to the above embodiments according to the technical matter of the present invention will still fall within the protection scope of the technical disclosure.
Claims (9)
1. Rotary pile drilling machine, comprising a drilling machine stand (1), characterized in that: a pipe fitting preparation bracket (2) is arranged on one side of the drilling machine stand (1) and can be used for preparing and placing pipe fittings, and a pipe fitting dismounting assembly (3) is arranged on the outer side wall of the drilling machine stand (1);
the pipe fitting dismounting assembly (3) comprises a locking clamp structure (4) and semi-ring supports (5), the semi-ring supports (5) are arranged in two, the semi-ring supports (5) are fixedly connected to the outer side wall of the drilling machine vertical frame (1), transmission semi-rings (51) are slidably connected to the inner side wall of the semi-ring supports (5), an L-shaped transmission rod (52) is fixedly connected between the two transmission semi-rings (51), the locking clamp structure (4) is arranged between the two transmission semi-rings (51), and pipe fitting can be transferred between the lower part of a drill bit and a spare pipe fitting support (2) after being clamped;
the preparation pipe fitting support (2) comprises a hollowed plate (21), both ends of the hollowed plate (21) are fixedly connected with a rotary platform (22), one side of the rotary platform (22) at the bottom is fixedly connected with a driven rotary platform (23), the rotary platform (22) and the driven rotary platform (23) are fixedly connected to the outer side wall of a drilling machine vertical frame (1), a transmission belt (25) is arranged on the outer side wall of each of the rotary platform (22) and the driven rotary platform (23), the transmission belt (25) on the rotary platform (22) and the driven rotary platform (23) is synchronously driven by a driving rotary rod (24), the transmission directions of the rotary platform (22) and the driven rotary platform (23) are opposite, a transmission half cylinder (26) is arranged on the outer side wall of each of the transmission belt (25), the transmission half cylinder (26) between the transmission belt (25) is capable of being combined into a cylinder and transmitting a pipe fitting, a plurality of rollers (28) are fixedly arranged between the driven rotary platform (23) and the outer side wall of the rotary platform (22), and the cylinder (28) is capable of being pushed out of the cylinder (27) from the vertical frame (1) in a bearing mode.
2. A rotary pile drilling machine according to claim 1, characterised in that: the L-shaped transmission rod (52) is arranged in an L-shaped structure, two ends of the L-shaped transmission rod (52) are respectively and slidably connected to the outer side walls of the two semi-ring supports (5), a disassembly and assembly motor (53) is fixedly connected to the bottom end of the L-shaped transmission rod (52), and the disassembly and assembly motor (53) is installed on the outer side wall of the drilling machine stand (1).
3. A rotary pile drilling machine according to claim 1, characterised in that: the rotary platform (22) at the bottom end is of a double-layer structure, the upper layer of the rotary platform (22) is positioned above the driven rotary platform (23), and the rotary platform (22) and the driven rotary platform (23) are both in sliding connection with the transmission half cylinder (26).
4. A rotary pile drilling machine according to claim 1, characterised in that: the locking clamp structure (4) comprises a retention side clamp (41) and a movable side clamp (42), the retention side clamp (41) and the movable side clamp (42) are provided with two pairs, the retention side clamps (41) are fixedly connected to the outer side walls of two transmission semi-rings (51) respectively, a threaded transmission rod (43) is rotationally connected to the outer side walls of the retention side clamps (41), the movable side clamps (42) are all in threaded connection with the outer side walls of the threaded transmission rods (43), guide rods (44) are fixedly connected to the outer side walls of the movable side clamps (42), the movable side clamps (42) are all in sliding connection with the outer side walls of the guide rods (44), a synchronous rod (45) is fixedly connected between the two retention side clamps (41), and a locking clamp motor is mounted on the outer side walls of the synchronous rod (45), and the output ends of the locking clamp motor are in transmission connection with the two threaded transmission rods (43) through a toothed chain transmission assembly.
5. A rotary pile drilling machine according to claim 4, characterised in that: the inner side walls of the retention side clamp (41) and the movable side clamp (42) are fixedly connected with a plurality of biting strips.
6. A rotary pile drilling machine according to claim 1, characterised in that: the two semi-ring supports (5) are distributed in an upper layer and a lower layer, the two semi-ring supports (5) are arranged in a central symmetry mode, the semi-ring support (5) located on the upper layer is located on the back face of the drilling machine stand (1), and the semi-ring support (5) located on the lower layer is located on the front face of the drilling machine stand (1).
7. A rotary pile drilling machine according to claim 1, characterised in that: the drill bit is characterized in that an auxiliary clamping piece (6) is further arranged below the drill bit, the auxiliary clamping piece (6) comprises a clamping semi-ring (61) and a clamping cylinder (62), two pairs of clamping semi-rings (61) and clamping cylinders (62) are arranged, the clamping cylinders (62) are arranged on extension plates on two sides of the bottom end of the drilling machine stand (1), and the clamping semi-rings (61) are fixedly connected to the output ends of the clamping cylinders (62).
8. A rotary pile drilling machine according to claim 7, characterised in that: and the outer side walls of the clamping semi-rings (61) are fixedly connected with sliding rods for limiting, and the sliding rods are in sliding connection with the extension plates.
9. A rotary pile drilling machine according to claim 1, characterised in that: a top plate (29) is slidably connected in each transmission half cylinder (26) positioned on the outer side of the rotary platform (22) at the bottom end, and the output end of the jacking cylinder (27) is contacted with the top plate (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410024268.2A CN117514040B (en) | 2024-01-08 | 2024-01-08 | Rotary pile drilling machine |
Applications Claiming Priority (1)
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| CN117514040B CN117514040B (en) | 2024-03-19 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1175983A (en) * | 1982-02-24 | 1983-09-01 | Drill Systems International Ltd | Drilling apparatus |
| CN103758452A (en) * | 2014-01-02 | 2014-04-30 | 河南科技大学 | Mining hydraulic drill carriage |
| CN108104740A (en) * | 2016-11-25 | 2018-06-01 | 上海工程机械厂有限公司 | A kind of drilling rod adjunction clamping device |
| CN108756782A (en) * | 2018-06-13 | 2018-11-06 | 中国煤炭科工集团太原研究院有限公司 | A kind of coal mine rotary large capacity drilling rod storehouse |
| CN209653956U (en) * | 2019-03-22 | 2019-11-19 | 吉林大学 | All-hydraulic deep drilling rig |
| CN114382426A (en) * | 2021-12-16 | 2022-04-22 | 四川宏华石油设备有限公司 | Well drilling and repairing machine and continuous tripping method thereof |
| CN116122750A (en) * | 2022-12-07 | 2023-05-16 | 中煤科工西安研究院(集团)有限公司 | Intelligent drilling machine drill rod automatic loading and unloading system with accurate positioning and gesture monitoring compensation functions |
| CN116255086A (en) * | 2023-03-22 | 2023-06-13 | 重庆澳瑞玛智能装备有限公司 | All-round automatic drilling machine for coal mine |
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- 2024-01-08 CN CN202410024268.2A patent/CN117514040B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1175983A (en) * | 1982-02-24 | 1983-09-01 | Drill Systems International Ltd | Drilling apparatus |
| EP0087917B1 (en) * | 1982-02-24 | 1987-05-20 | Dualco Manufacturing Ltd. | Drilling apparatus |
| CN103758452A (en) * | 2014-01-02 | 2014-04-30 | 河南科技大学 | Mining hydraulic drill carriage |
| CN108104740A (en) * | 2016-11-25 | 2018-06-01 | 上海工程机械厂有限公司 | A kind of drilling rod adjunction clamping device |
| CN108756782A (en) * | 2018-06-13 | 2018-11-06 | 中国煤炭科工集团太原研究院有限公司 | A kind of coal mine rotary large capacity drilling rod storehouse |
| CN209653956U (en) * | 2019-03-22 | 2019-11-19 | 吉林大学 | All-hydraulic deep drilling rig |
| CN114382426A (en) * | 2021-12-16 | 2022-04-22 | 四川宏华石油设备有限公司 | Well drilling and repairing machine and continuous tripping method thereof |
| CN116122750A (en) * | 2022-12-07 | 2023-05-16 | 中煤科工西安研究院(集团)有限公司 | Intelligent drilling machine drill rod automatic loading and unloading system with accurate positioning and gesture monitoring compensation functions |
| CN116255086A (en) * | 2023-03-22 | 2023-06-13 | 重庆澳瑞玛智能装备有限公司 | All-round automatic drilling machine for coal mine |
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| CN117514040B (en) | 2024-03-19 |
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