86results about "Drilling without earth removal" patented technology

A drill string tool can be used in a drilling system, with the drill string tool configured for wireless communication. The drill string can include a central structural member, a wire coil, an antenna core, and a wear protection shell. The antenna core can surround the central structural member. The wire coil can be positioned around an outside of the antenna core, with the antenna core and the wire coil forming an antenna assembly. The antenna assembly can be configured to wirelessly transmit the data signals from electronics associated with the drill string tool. The wear protection shell can surround the antenna assembly and be configured to minimize a formation of eddy currents therein during operation of the antenna assembly. In an embodiment, the drill string tool can be a drill head wireless transmitter.

The invention discloses a hydraulic ring geological survey sampling structure, and relates to the technical field of hydraulic ring geological survey, the hydraulic ring geological survey sampling structure comprises a limiting support, the left side and the right side of the upper end of the limiting support are both connected with rotating seats, the two rotating seats are both located on the front side of the upper end of the limiting support, and the front side of the upper end of the limiting support is rotatably connected with a supporting frame through the two rotating seats; the upper ends of the two rotating seats are connected to the left side and the right side of the lower end of the supporting frame correspondingly, a pressure lifting transverse rod is clamped in the upper end of the supporting frame, when a drilling pipe makes contact with the ground and starts drilling, locking is achieved, effective transmission of downward pressing, vibration and rotating actions is ensured, the drilling efficiency is improved, when the drilling pipe is pulled out, unlocking is conducted in time, only upward moving is conducted, vibration and rotation are avoided, and the drilling efficiency is improved. And when the drilling pipe is completely pulled out, the connecting clamping shaft and the driving gear shaft are locked again, only move upwards and vibrate, and do not rotate, so that the sampling efficiency is improved, and the sampling mechanism can automatically perform function conversion according to different drilling stages without human interference.

The invention relates to the technical field of pouring construction, in particular to building construction drilling equipment which comprises a drilling machine body. The rotating shaft is rotatably mounted on the drilling machine main body; the drilling device is fixedly installed at the end of the rotating shaft, and the drilling device is sequentially and coaxially sleeved with a rotary excavating structure from the lower end to the upper end along the rotating shaft, and the inner wall of the pile hole is cut to form a pile hole groove path; a plurality of expansion units capable of stretching out and drawing back in the radial direction are evenly distributed on the periphery of the grouting coating structure in the circumferential direction, and grouting holes are formed between the adjacent expansion units; the leveling structure comprises a plurality of leveling units which can be expanded in the radial direction, and the leveling units are connected with the expansion units; the technical problem that wet spraying materials of a traditional cast-in-place pile are poured only through dead weight and cannot be densely coated on the inner wall of a pile hole, a condensed supporting layer cannot be formed in real time, and consequently the inner wall of the pile hole is prone to shrinkage is solved.

The utility model relates to the technical field of trenchless drilling equipment, and particularly discloses a pipeline trenchless horizontal drilling device which comprises a base, a drilling mechanism is arranged at the top of the base, a sliding groove is formed in the base, a depth limiting mechanism is arranged in the sliding groove, and the depth limiting mechanism comprises an adjusting plate. Scale marks are carved on the two sides of the adjusting plate, a toothed plate is fixedly connected to the top of the adjusting plate, a groove is formed in the position, located above the sliding groove, in the base, a rotating shaft is rotationally connected to the inner wall of the groove, a gear meshed with the toothed plate fixedly sleeves the outer surface of the rotating shaft, and a supporting plate is fixedly connected to one end of the adjusting plate. The top of the supporting plate is fixedly connected with a limiting sleeve; the position of the limiting sleeve can be controlled, so that a worker is assisted in controlling the drilling depth of the drill rod, the deviation of the depth of a hole is avoided, meanwhile, the limiting sleeve can limit the drill rod, the drill rod is prevented from shaking greatly, and the drilling accuracy of equipment is improved.

Various aspects include a robot and method of using the robot, which includes a chassis and a forward propulsion auger. The chassis may include a forward section a rear section; and a maneuvering gimbal. The forward propulsion auger may be positioned on a leading end of the forward section and coupled to a first drive motor. The forward propulsion auger may include at least one fluid nozzle configured to eject a fluid therefrom.

A downhole energy harvesting system configured for use in a downhole tool. The system utilizes at least one harvesting antenna supported within the downhole tool. During operation, the harvesting antenna harvests energy from a beacon signal emanating from a beacon included in the downhole tool. The harvested energy is used to power electronics included within the downhole tool during the course of a boring operation.

A rotary drill bit (200A) for use with a horizontal directional drill string. A coupler (206) at the proximal axial end is configured to attach the rotary drill bit to a gyrator at the distal end of the drill string. The cutting portion at the distal axial end is provided with a plurality of blades (204) having respective cones that operate to cut a wellbore in the ground when the rotary drill bit is rotated about the central axis. The plurality of blades project radially outward from a surface of the cutting portion such that the surface forms respective grooves (214) that are circumferentially staggered with the plurality of blades. A plurality of engagement features (212a) are positioned axially within the cutting portion and radially inward of the outer cutting diameter to facilitate attachment of a production device pull-back device (1000) between the plurality of blades without the need to remove the rotary drill bit or any portion of the rotary drill bit from the gyrator.

This invention belongs to the field of engineering machinery technology and relates to a construction method for a variable-diameter drilling and reaming integrated pile driver. It solves the problem that existing drilling and reaming integrated pile drivers cannot change diameter. The construction method is based on a variable-diameter drilling and reaming integrated pile driver, which includes an active pipe, a driven pipe, an upper wing plate seat, a lower wing plate seat, and a reaming arm. The reaming arm is formed by connecting an upper wing plate and a lower wing plate. The upper wing plate is formed by connecting an upper wing plate and an upper wing plate link, and the lower wing plate is formed by connecting a lower wing plate and a lower wing plate link. The construction method determines the length of the reaming arm to be connected by adjusting the position of the upper wing plate seat on the gear key and the position of the lower wing plate seat on the driven pipe. Then, it adaptively adjusts the number of wing plate link connections. Through the coordinated cooperation between the components, it achieves reaming operations for different pile diameters, angles, and sizes, which is simple, convenient, and greatly improves construction efficiency.

An apparatus for lining for a borehole / utility tunnel / duct / tube / pipe, said apparatus comprising an eversible structure 115 configured to be everted into a distended structure (Fig 4d 400) defi

The invention relates to a novel earth drilling system (100), a novel drilling device (300), and a novel method for creating an earth borehole (3) in the ground (2), in particular for placing a geothermal probe that extracts geothermal energy. An earth drilling system (100) with a drilling device (300) is proposed, which comprises a drill head (304) for removing drilling material from the ground (2), and a housing (306) for accommodating a first drive unit (320) and a second drive unit (370). The first drive unit (320) and the second drive unit (370) are part of the drilling device (300). The first drive unit (320) is designed to drive and / or operate the drill head (304). The second drive unit (370) is designed to advance the drilling device (300) in the ground (2). The drill head (304) is arranged, in particular directly, on a first end face of the housing (306).

Drive and operating method of a drive for a soil drilling device. The invention relates to a drive for a soil drilling device for the insertion, by push or pull, of a drill string comprising a frame and a carriage capable of reciprocating movement relative to the frame, at least one hydraulic cylinder being arranged between the frame and the carriage for the movement of the carriage, and the hydraulic cylinder being able to be arranged between the frame and the carriage in a detachable manner for two different working directions. Figure to be published with the abstract: Fig. 2

Drive of an earth drilling device (2) for pushing or pulling the insertion of a drill string (5) with a frame (25) and a slide (12) that is movable back and forth relative to the frame (25), wherein at least one hydraulic cylinder (1) is arranged between the frame (25) and the slide (12) for moving the slide (12), characterized in that the hydraulic cylinder (1) can be detachably arranged in two different working directions between the frame (25) and the slide (12), so that the hydraulic cylinder (1) can be rotated such that, after rotating the hydraulic cylinder (1) transversely to its longitudinal direction, one and the same side of the hydraulic cylinder (1) can always be pressurized for both the pushing and pulling working movements.

The utility model belongs to the technical field of anchor rod drilling, and particularly relates to a hydraulic reamer for horizontal anchor rod drilling, which comprises a rod body used for being inserted into a drill hole, a flow channel is arranged in the rod body, one end of the flow channel inserted into the drill hole is closed, and the other end is communicated with a high-pressure water pump. The rod body is sleeved with a plurality of sets of elastic ring sleeves at intervals in the axial direction of the rod body, the two ends of each elastic ring sleeve and the outer wall face of the rod body are sealed so that a sealed interlayer can be formed between the outer wall face of the rod body and the inner wall face of each elastic ring sleeve, and a plurality of sets of water outlet holes in one-to-one correspondence with the elastic ring sleeves are formed in the rod body. And the flow channels are communicated with an interlayer formed between the corresponding elastic ring sleeve and the rod body through the water outlet holes. Water in the flow channel is pressurized, so that the elastic ring sleeve expands to extrude a soil body on the side wall of a drilled hole so as to form a string-bead-shaped anchor hole, the purpose of improving anchoring force is achieved, meanwhile, the anchor hole can be formed without deslagging work in the using process, using is convenient, the hole expanding efficiency is high, and the effect is good.

The application discloses a ground drilling robot. The robot comprises a body, the outer side of the body is provided with an extending mechanism, the extending mechanism comprises an extending sheet, a middle groove and a middle block, the extending sheet is slidingly arranged on one side of the body, the upper side of the extending sheet is provided with the middle groove, the surface of the middle groove is rotatably provided with the middle block, the edge of the body is provided with an unfolding mechanism, the unfolding mechanism comprises an unfolding strip, a supporting strip and an extending strip, the arrangement of the unfolding strip rotation can extrude the soil on the edge of the unfolding strip to the direction of the extending sheet, the soil at the position of the extending sheet is more filled, the extending sheet is supported and stabilized, the arrangement of the middle groove can store the soil, meanwhile, the friction with the soil can be increased, the rotatable arrangement of the middle block can loosen the soil in the middle groove, and the sampling soil can be separated.

A tunneling device includes a body assembly extending along a longitudinal axis, a tether, and a control section coupled between the body assembly and the tether. The control section includes a flexible shell defining a cavity, at least one control component in the cavity, and at least one tension member extending along the longitudinal axis and between the body assembly and the tether. The at least one tension member is arranged to transfer forces between the body assembly and the tether.

Various embodiments include a robot including a chassis, an aft section, and a forward propulsion auger. The chassis includes a forward section, a first drive motor disposed within the forward section, the aft section, an interface for coupling the chassis to a fluid intake and a power line, and a steering gimbal. The forward propulsion auger is disposed at a forward end of the forward section and is coupled to the first drive motor. The forward propulsion auger includes at least one fluid nozzle configured to eject a fluid to fluidize at least a portion of a viscous mixture. The forward section and the aft section are configured to selectively pivot relative to one another about a pivot axis of the steering gimbal. And, the forward propulsion auger is configured to be rotated by the first drive motor relative to the forward section about an axis of rotation perpendicular to the pivot axis of the steering gimbal.

Directional drilling device for installing underground cables or tubes, comprising a housing having a drill space extending between two openings in sides of the housing for accommodating a drill string through the two openings, and defining a longitudinal drill axis; and a drive mechanism arranged in the housing for engagement with the drill string configured to move the drill string in a drilling direction along the longitudinal drill axis and configured to selectively rotate the drill string about the longitudinal drill axis to perform directional drilling; wherein the drive mechanism comprises a first clamping device for clamping the drill string; wherein the drive mechanism further comprises a second clamping device for clamping the drill string; wherein the first clamping device and the second clamping device are each configured to be arranged in a clamping state, in which the drill string is clamped by the respective clamping device, and in a release state, in which the drill string is movable with respect to the respective clamping device, wherein the drive mechanism is configured to move the clamping devices back and forth along the longitudinal drill axis, and wherein the directional drilling device comprises a control device operatively connected to the drive mechanism and the clamping devices for alternating movement of the clamping devices and for switching the clamping devices between the clamping state and the release state to perform directional drilling.

The present invention relates to a hydraulic oscillator for three-dimensional multi-directional vibration in horizontal well drilling, which comprises a drill pipe connection part, a circumferential vibration part, an axial vibration part, a radial vibration part, a power part and a radio frequency part that are sequentially connected axially. The outer side wall of the drill pipe connection part is threadedly connected to the circumferential vibration part, and one end of the drill pipe connection part is elastically connected to the axial vibration part; the power part includes a single-head screw, a stator sleeve and a pressure stabilizing filter element, and the radial vibration part includes a moving valve seat; wherein, when the single-head screw rotates driven by the fluid in the clearance flow channel, the moving valve seat radially knocks the stator sleeve to generate radial vibration, and the flow area of the radio frequency flow channel changes periodically, so that the axial vibration part and the circumferential vibration part respectively perform axial vibration and circumferential vibration relative to the drill pipe connection part.

The invention relates to the technical field of building construction, in particular to a foundation pile drilling treatment device for building foundation construction and an operation method of the foundation pile drilling treatment device. According to the technical scheme, the soil filling device comprises a drill rod and further comprises a soil filling mechanism, the soil filling mechanism comprises a boss frame, the lower portion of the drill rod is fixedly connected with the boss frame through a transverse rod, a plurality of evenly-distributed tamping blocks are slidably connected into the boss frame, and elastic pieces A are arranged between the tamping blocks and the boss frame. Through the design of the soil filling mechanism, in the rotating process of a drill rod, a plurality of tamping blocks can continuously push soil to the hole wall of a foundation pile hole, so that soil layer collapse caused by defects existing in the hole wall is prevented, through the design of the soil loosening mechanism, in the rotating process of an outer cylinder, two soil loosening plates revolve around the circle center of the outer cylinder, and the soil loosening effect is improved. And the two soil loosening plates rotate, so that soil in the outer cylinder can be scattered.

The invention discloses an earth drilling robot. Comprising a machine body, an extending mechanism is arranged on the outer side of the machine body, the extending mechanism comprises an extending piece, a middle groove and a middle block, the extending piece is arranged on one side of the machine body in a sliding mode, the middle groove is formed in the upper portion of the extending piece, the middle block is rotationally arranged on the surface of the middle groove, and an unfolding mechanism is arranged on the edge of the machine body. The unfolding mechanism comprises an unfolding strip, a supporting strip and an extending strip, the unfolding strip is rotationally arranged, soil on the edge of the unfolding strip can be extruded towards the extending piece, the soil at the position of the extending piece is more solid, the extending piece is stably supported, the soil can be stored through the middle groove, and the soil storage effect is improved. Meanwhile, the friction force with the soil can be increased, the soil in the middle groove can be loosened due to the rotatable arrangement of the middle block, and the sampled soil can be conveniently separated.

Locking and rotating device, twister, for tubular casing elements for vertical excavations. Mechanical locking and rotating device also known as twister, consisting of three elements coaxially connected one inside the other (1, 9, 19), by means of plugs and interpenetrating screws in slots formed on the cylindrical surfaces of the elements, in which a first upper element (1) is used to maneuver the device, a second central element (9) used to rotate the lining tube and a third element (19) deputy to the connection of the end of the lining tube.

The invention relates to the technical field of down-the-hole drills, in particular to a down-the-hole drill for mine field blasting drilling, which comprises a sliding frame, an air cylinder is fixedly mounted in the middle of the inner surface of the sliding frame, a length supplementing sliding rod is movably arranged in the middle of the upper surface of the air cylinder, and the other end of the length supplementing sliding rod penetrates through the upper surface of the sliding frame and extends to the outside; connecting rods are fixedly installed at the ends, extending outwards, of the length-supplementing sliding rods, length-supplementing auxiliary rods are fixedly installed at the two ends of the lower surfaces of the connecting rods, a movable frame is movably installed in the middle of the front end of the outer surface of the sliding frame, and the other ends of the length-supplementing auxiliary rods penetrate through the two sides of the upper surface of the sliding frame to be fixedly installed and connected with the two sides of the outer surface of the movable frame; a rotary power head mechanism is fixedly installed at the front end of the outer surface of the movable frame. According to the drilling device, the influence of flying dust and splashed broken stones generated in a dry drilling hole forming mode on the working environment and the health and safety of workers can be reduced, meanwhile, the inner wall of a drilled hole can be extruded and polished step by step, and the using effect of the drilled hole can be improved.

The invention discloses a rotary cutting and extruding device for static pressure bottom expansion piles in loess areas and a construction method thereof, comprising a mold pile, the mold pile is composed of a plurality of straight pile unit tubes and a rotary cutting and bottom expansion mold, a motor and an annular guide rail are arranged in the straight pile tube at the bottom of the straight pile unit tube, and the rotary cutting and bottom expansion mold comprises four curved surface rotary cutting blades, the four curved surface rotary cutting blades form an inverted conical pile tip, the top of the inverted conical pile tip is hinged to the annular guide rail through a hinge; a hydraulic rod is fixed on the curved surface rotary cutting blade, the output end of the hydraulic rod extends to the inner wall of the curved surface rotary cutting blade, the non-jacking end of the hydraulic rod is fixed on a support, and the rotating shaft of the motor is fixed at the center of the support. The static pressure bottom expansion pile rotary cutting and extruding device is used to carry out straight pile pressing and expansion end hole forming construction, so as to realize mechanized and standardized bottom expansion pile hole forming, reduce the construction risk of the expansion end, and with the pressing in of the pile mold and rotary cutting and extruding, the loess around the pile is effectively compacted, the collapsibility of the loess around the pile is reduced, and the bearing capacity of the single pile is improved.

The present invention discloses a drilling device for ground construction, which relates to the technical field of ground drilling; it includes a drilling member, and a lateral movement assisting member is installed on the drilling member, and the lateral movement assisting member is used to prevent soil leakage during the lateral movement of the drilling member; a soil shifting member is installed on the lateral movement assisting member; the soil shifting member is used to shift the drilled soil; two outward expansion and extrusion members are installed on the lateral movement assisting member; the outward expansion and extrusion members are used to fit the hole wall; a downward pressing driving part is respectively installed on the two lateral movement assisting members; the downward pressing driving part is used to squeeze the two outward expansion and extrusion members to expand; to solve the problems that the existing drilling device for ground construction is not convenient for directly drilling and moving laterally, and the soil between adjacent holes is prone to collapse; by using the lateral movement assisting member in cooperation with the drilling member, the structure can be displaced laterally during actual drilling, and the drilling efficiency of the structure can be improved.

A tunneling device (102) includes a body assembly (136) configured to travel through an underground location. The body assembly extends along a longitudinal axis (140). A tip (142) is coupled to the body assembly. The tip includes a tunneling tool configured to displace material and form a tunnel as the tip moves. The tip is positionable relative to the body assembly. The tip is arranged to extend at an angle relative to the longitudinal axis. At least one actuator (148) is coupled to the tip and configured to change a position of the tip about the longitudinal axis and redirect the tunneling device through the underground location. The tip is capable of rotating circumferentially about the longitudinal axis.

This invention discloses a sampling structure for hydrogeological and environmental geological exploration, relating to the field of hydrogeological and environmental geological exploration technology. It includes a limiting support, with rotating seats connected to both the left and right sides of the upper end of the limiting support. Both rotating seats are located at the front of the upper end of the limiting support. A support frame is rotatably connected to the front of the upper end of the limiting support via the two rotating seats, with the upper ends of the two rotating seats respectively connected to the left and right sides of the lower end of the support frame. A lifting crossbar is internally engaged at the upper end of the support frame. When the drill pipe contacts the ground and drilling begins, it locks, ensuring effective transmission of downward pressure, vibration, and rotation, thus improving drilling efficiency. When the drill pipe is pulled out, it unlocks promptly, moving only upwards without vibration or rotation, ensuring sampling integrity. When the drill pipe is completely pulled out, the connecting shaft and the drive gear shaft lock again, moving only upwards and vibrating without rotation, further improving sampling efficiency. This allows the sampling mechanism to automatically switch functions according to different drilling stages without human intervention.

The invention discloses a drilling soft-bodied robot and a drilling method.The drilling soft-bodied robot comprises a trunk part, a head part and a tail part, the trunk part comprises a head scaling ring, a tail scaling ring and a driving part, and the head scaling ring and the tail scaling ring are connected through a soft-bodied pipe; the head part comprises a head supporting ring and a drilling ring which are sequentially arranged, the tail part comprises a tail supporting ring, the head scaling ring, the tail scaling ring, the head supporting ring, the drilling ring and the tail supporting ring are all made of chiral metamaterials, and the flexible pipe is made of folded metamaterials. The motor drives the chiral metamaterials of the head part and the tail part to deform, creeping of the folded metamaterials of the trunk part in the axial direction is achieved, then creeping drilling of the robot in the axial direction is achieved, the drilling robot is simple in structure and capable of adapting to operation in a narrow space, disturbance to the soil environment during creeping advancing is small, and the working efficiency of the robot is improved. And the device is suitable for fine operation of underground soil.