151 results about "Drill floor" patented technology

The utility model relates to blast hole drilling equipment for tunnel construction, and relates to the technical field of tunnel blast hole drilling, the blast hole drilling equipment comprises a base, rollers are arranged at the bottom of the base, a combined sliding rail is fixedly mounted on the base, and a translation table is slidably arranged on the combined sliding rail in the width direction of the base; a lifting table is arranged on the translation table in the height direction of the base in a sliding mode, a drill floor is arranged on the lifting table in the length direction of the base in a sliding mode, and a drill bit is rotationally arranged at the end, in the length direction of the base, of the drill floor. The tunnel drilling device has the effects that different width positions of the tunnel wall face can be conveniently drilled, the operation of re-aligning a drill bit is reduced, and the drilling efficiency is improved.

The invention relates to the technical field of petroleum drilling and workover treatment, in particular to a petroleum drilling and workover rig pipe tool operation method. The pushing and supporting robot is arranged between the wellhead of the drill floor surface and the power catwalk, and is matched with equipment such as a traveling and hoisting system and an iron roughneck to execute the steps of transferring, screwing, lowering and the like of pipes, so that the single pushing and supporting robot can simultaneously cover the transferring of the pipes from the catwalk to the wellhead and a rat hole and the transferring of the pipes from a racking platform to the wellhead, and a special drill floor pipe racking machine does not need to be additionally arranged; and furthermore, the operation method is suitable for various working conditions, and collaborative operation is simple and convenient.

The utility model relates to the technical field of geothermal drilling machine drilling tool placement, and discloses a geothermal drilling machine drilling rod bin which comprises a storage structure, a drilling rod bin body and a drilling rod bin body, the storage structure body comprises a plurality of sets of placement layers which are arranged in a layered mode, and intervals are arranged between the placement layers; the upper and lower adjacent groups of placing layers are parallel and horizontally distributed, and the two ends are aligned; according to the pipe arranging bin, in the drilling construction process, the occupied area for storing drilling tools is greatly reduced, the drilling tools can go up and down a drill floor conveniently, and the pipe arranging bin is integrally constructed and convenient to carry.

The utility model discloses a lubricating pinion production device. The lubricating pinion production device comprises a rack, a rotating shaft is rotationally mounted on the rack, a driving mechanism for driving the rotating shaft is arranged on the rack, a stud is rotationally mounted at the upper end of the rotating shaft, a balancing weight is arranged on the upper side of the stud, a fixing disc for supporting and fixing a lubricating pinion blank is rotationally mounted on the upper side of the balancing weight, and a moving ring is arranged on the stud. A plurality of first connecting rods are hinged to the outer wall of the movable ring, a plurality of second connecting rods which are in one-to-one correspondence with the first connecting rods in the vertical direction are hinged to the outer wall of the fixed disc, arc-shaped plates matched with lubricating pinion blanks are arranged at the ends of the second connecting rods, and the ends of the first connecting rods are hinged to the second connecting rods; the rotating shaft is sleeved with a connecting plate, and the connecting plate is connected with the moving ring through a plurality of telescopic rods. Compared with the prior art, drilling can be known after drilling is completed, damage to the drill floor caused by the drilling mechanism is avoided, and the lubricating pinion production efficiency can be improved.

The invention discloses punching equipment for crankshaft production, and relates to the field of punching equipment, the punching equipment comprises a machining table, a chip removal box and two electric control clamps are mounted on the machining table, two crankshaft charge bars are placed on the machining table, and the electric control clamps are used for clamping the crankshaft charge bars. It needs to be explained that in the punching process of the crankshaft charge bar, when the electric control clamp clamps the crankshaft charge bar in place, holes in the lifting isolation plate and the buffering isolation plate are aligned with the crankshaft charge bar, the clamping stability of the electric control clamp is guaranteed, and if a drill rod is excessively abraded or fractured, the buffering isolation plate stops moving upwards, and therefore the crankshaft charge bar is punched. Meanwhile, an emergency stop switch is triggered, so that the motor is suddenly stopped, the punching work is paused, and the problem of insufficient punching depth is avoided; in addition, in the moving process of the sliding drill floor, the cleaning integrated frame drives the cleaning sleeve to clean the drill rod, scrap iron is prevented from being wound or attached to the drill rod, cleanliness of the drill rod is guaranteed, and then the punching quality is guaranteed.

The invention relates to an intelligent industrial centralized control method and system for digital twinning enabling, and the method comprises the steps: controlling an intelligent driller cabin to be switched between an operation mode and a virtual mode in response to a mode switching instruction; and under the condition of the virtual mode, activating the digital twin link, and disconnecting the remote control link, so that the remote control system PLC sends the acquired multi-source data of the drill floor area equipment to the digital twin server, and the digital twin server sends the multi-source data to the digital twin server. Enabling the digital twin server to implement collaborative virtual debugging including mechanical behaviors and electrical logic based on a deployed equipment digital model and an electrical behavior model; and under the condition of the operation mode, the remote control link is activated, and the digital twin link is disconnected, so that the remote control system PLC performs remote multi-mode operation on the drill floor area equipment. According to the invention, two links of far-end operation and virtual debugging are constructed through the reconfigurable communication topology, and the safety of drilling operation and the debugging control efficiency are remarkably improved under the flexible switching of the two modes.

The utility model relates to the technical field of drilling guiders, in particular to a drilling guider for a small-end hole of a connecting rod. The drilling device comprises a base, a stand column is fixedly connected to the upper surface of the base, a motor is fixedly connected to the interior of the stand column, a drill bit is fixedly connected to the output end of the motor, an electric wire is fixedly connected to the interior of the motor, the other end of the electric wire is fixedly connected with the stand column, and a guide device is arranged at one end of the stand column. The guiding device comprises a sliding groove, the sliding groove is formed in the stand column, a sliding block is slidably connected to the interior of the sliding groove, a guiding plate is fixedly connected to one end of the sliding block, an opening groove is formed in the guiding plate, and a sliding rod is slidably connected to the interior of the opening groove. The problems that when a drill floor is used for drilling a to-be-machined connecting rod, the to-be-machined connecting rod cannot move up and down, the drilling depth of the to-be-machined connecting rod is limited, the production quality is affected, and therefore the production efficiency of a traditional drill floor is reduced are solved.

The utility model relates to the technical field of oil exploitation, and provides a drill floor manipulator which comprises a base, a pulley and a mechanical arm frame assembly. The pulley is slidably connected to the base. The mechanical arm frame assembly is connected with the tackle. The pulley slides on the base so as to drive the mechanical arm frame assembly to adjust the working position. The mechanical arm frame assembly can be turned over and converted between a working position and a conveying position. When the pipe supporting work needs to be carried out, the mechanical arm frame assembly is overturned to a working position, that is, the mechanical arm frame assembly is overturned to a vertical state; when the drill floor manipulator needs to be transported, the mechanical arm frame assembly is overturned to the transportation position, namely the mechanical arm frame assembly is overturned to the laying-down state, so that the transportation height is reduced, and transportation is facilitated. Therefore, the drill floor manipulator does not need to be disassembled, and the transportation cost can be greatly reduced.

The invention relates to the technical field of safety protection, in particular to a protection device for well drilling safety engineering, which comprises a derrick and a drill column, a drill bit is fixedly connected to the bottom of the drill column, a drill floor is fixedly connected to the lower part of the derrick, protection plates are fixedly connected to the periphery of the bottom of the drill floor, a protection cavity is formed at the bottom of the drill floor, and each protection plate comprises an outer layer plate and an inner layer plate; a plurality of springs are arranged between the outer-layer plates and the inner-layer plates, the tops of the outer-layer plates are fixedly connected with the corresponding edges of the bottom of the drill floor, and the bottoms of the outer-layer plates are fixedly connected with the ground; the tops of the inner-layer plates are in sliding fit with the bottom of the drill floor, and transmission assemblies used for decomposing stress of the inner-layer plates to provide supporting force for the drill floor are arranged on the outer-layer plates. By means of the design of the protection plate of the double-layer structure, buffering is formed on impact of drilling splash, the service life of the protection plate is prolonged, and meanwhile the impact force of the splash is converted into supporting force on the drill floor through the transmission assembly so as to reduce vibration of the drill floor.

The invention discloses a site multifunctional tubular column processing device and a drilling tool feeding and throwing method thereof. The device comprises a base, a turnover arm assembly is hinged to one end of the base, and the turnover arm assembly can turn over relative to the base so as to be switched into a horizontal state / a vertical state; the turnover arm assembly comprises a main body frame, at least one group of holding clamps is arranged on the main body frame, the holding clamps can hold / release a drilling tool placed on the turnover arm assembly, and when the number of the holding clamps is more than two, the holding clamps are arranged at intervals in the length direction of the turnover arm assembly. The drilling tool is turned over from the horizontal state to the vertical state through the light and energy-saving concept, and then the function that the drilling tool of multiple specifications is lifted to the drill floor face on the site is achieved. Meanwhile, by means of flexible configuration and collaborative operation of the device and a power drill rod box or a drill rod frame, the requirements of drilling tools with different lengths for getting on and off a drill floor are met.

The invention relates to the field of petroleum and natural gas drilling equipment, in particular to a drill floor automatic rope blocking device and a drill connecting and throwing method of a drill floor drilling tool. The automatic rope blocking device of the drill floor comprises a rope blocking assembly, at least one end of the rope blocking assembly is connected with a contraction rope blocking mechanism, the contraction rope blocking mechanism comprises a support and at least one pulley contraction assembly and pulley buffering assembly which are located in the support, and pulleys of the pulley contraction assembly and pulleys of the pulley buffering assembly are oppositely arranged in a staggered mode. The end of the rope blocking assembly sequentially penetrates through pulleys on the pulley contraction assembly and the pulley buffering assembly to be fixed to the rear end of the support. The pulley contraction assembly is connected with the driving device, and the pulley buffering assembly is fixed to the support. The device is simple in structure, capable of effectively replacing manpower, time-saving and labor-saving, and good in safety and reliability.

The petroleum drilling machine three-joint unit building system comprises a base, a drill floor face is arranged on the base, a derrick is installed on the drill floor face, a pipe grabbing mechanical arm is installed on one side of the derrick, a racking platform is installed on the other side of the derrick, a well opening is formed in the drill floor face and located at the bottom of the derrick, and a three-joint unit box is arranged at the position, right opposite to the racking platform, of the drill floor face. A first mouse hole and a second mouse hole are formed in the side, away from the three-unit box, of the wellhead, an iron roughneck is arranged on one side of the first mouse hole, a control system is arranged on one side of the iron roughneck, and a power catwalk is in lap joint with the position, opposite to the pipe grabbing mechanical arm, of the drill floor face. The control system is electrically connected with the pipe grabbing manipulator, the drill floor manipulator, the iron roughneck and the power catwalk. The invention further discloses a three-joint unit construction method, the problem that the pipe column is limited to go up and down the drill floor surface is solved, the pipe column conveyed by the power catwalk does not need to be lifted to a higher position, and the drill floor manipulator does not need to be provided with an avoiding track.

The application provides a modular drilling rod conveying system, which comprises a drilling rod storage module and a conveying module, the drilling rod storage module comprises an upper frame and a lower frame, and a jacking mechanism is arranged in the lower frame; the conveying module has a receiving end which extends into the lower frame to receive a single drilling rod, and an output end which conveys the drilling rod to a drilling platform; the conveying module comprises a conveying mechanism and a limiting and clamping assembly arranged on the conveying mechanism, and the limiting and clamping assembly is used for radially positioning and self-adapting clamping the drilling rod when the drilling rod is received. The drilling rod storage module and the conveying module are decoupled into independent structures which can be physically separated, so that the upper frame is light and can be conveniently hoisted and transported, the conveying module and the lower frame can be used at fixed points, the self-weight of the equipment and the transportation cost are reduced, the reliability and safety of automatic conveying are improved, and the land occupation area of a well site is saved.

The present invention relates to clamping devices that connect to a fracking tool body and associated attached flow lines and the method of use thereof. More particularly, the present invention relates to clamping devices that connect to and stabilize a fracking tool body and associated attached flow lines that aid in locating and supporting the inlet connection allowing it to be closer to the rig floor, and consequently, making it safer to install the rest of the rig flow lines.

The present invention relates to the technical field of drilling devices, and discloses a wear-resistant hardware processing drilling device for conveyor rollers of precision CNC machine tools, comprising a drilling platform, a slide groove extending through the top of the drilling platform, and two groups of first fixing seats distributed left and right fixedly connected to the bottom of the drilling platform, the two groups of first fixing seats being located outside the slide groove. The output shaft of a driving motor drives a rotating shaft to rotate, thereby driving a pair of spline blocks and two groups of gears on the rotating shaft to rotate, thereby driving another two groups of gears meshing with the rotating shaft to rotate in the opposite direction, and then driving another group of rotating shafts and spline blocks to rotate, causing each group of winding rollers to rotate in the opposite direction, tensioning the two ends of the tensioning hoop, so that the tensioning hoop is firmly sleeved on the outer wall of the blank, fixing the hardware round blank of the conveyor roller, improving the fixing strength of the hardware round blank of the conveyor roller, preventing the hardware round blank of the conveyor roller from loosening during processing, and improving the processing efficiency of the conveyor roller.

A forestry planting and fertilizing device comprises an equipment base, universal wheels, a worm, a worm motor, a lower end supporting plate shaft, a drill floor supporting plate, a punching motor and a punching drill, the lower portion of the equipment base is fixedly connected with the universal wheels, the rear portion of the equipment base is fixedly connected with a handle, and the upper portion of the equipment base is fixedly connected with a storage barrel base; the upper portion of the storage barrel base is fixedly connected with the storage barrel, the front portion of the storage barrel is fixedly connected with the observation window, the upper portion of the storage barrel is fixedly connected with the feeding hopper, a driving shaft groove is formed in the storage barrel, the interior of the stirring shaft is fixedly connected with the stirring blades, a driving shaft is arranged on the side portion of the stirring shaft, the driving shaft groove is matched with the driving shaft, and the driving shaft groove is connected with the driving shaft. The driving shaft rotates in the driving shaft groove, the side portion of the storage barrel is fixedly connected with the stirring motor, and the interior of the stirring motor is fixedly connected with the driving shaft.

The invention discloses a double-extension-arm lifting type drill floor mechanical arm which comprises a walking device, the top of the walking device is connected with one end of a connecting rod assembly, the other end of the connecting rod assembly is connected with the bottom of a mounting base, the top of the mounting base is connected with a fixed part of a second rotating device, and a rotating part of the second rotating device is hinged to one end of an extension arm. The other end of the extending arm is connected with the fixed end of the first rotating device, the rotating part of the first rotating device is connected with the clamping mechanical arm, the rotating part of the second rotating device is hinged to the cylinder barrel end of the overturning hydraulic cylinder, and the piston end of the overturning hydraulic cylinder is hinged to the extending arm. The drill floor mechanical hand equipment is small in boundary dimension and accurate in control, a pipe column three-joint arranging form of lifting up and lifting down is adopted, a drill floor mechanical hand lifts the lower end of a three-joint, a high-position racking platform pipe arranging mechanical hand or a top drive device supports the upper end of a pipe column, vertical synchronous work is achieved, operation is stable, and the pipe column three-joint arranging efficiency is improved.

The application discloses a kind of quick punching device of anchor pad, it is related to machining technical field, including vertical drilling platform, material placing platform, bottom clamp, top clamp and support sleeve.The application realizes positioning in the process of anchor pad punching by using the mode of cooperation of bottom clamp and top clamp, bottom clamp and top clamp respectively realize positioning to anchor pad horn part, anchor hole part, positioning is carried out by the unique structural characteristics of anchor pad, the influence of uneven reference surface of anchor pad in positioning process is avoided, the positioning accuracy in the process of anchor pad punching is guaranteed, by setting multiple groups of positioning steel sleeve outside top clamp, positioning steel sleeve guarantees the vertical drilling of drill bit in the process of punching, further guarantee the perpendicularity of mounting hole after anchor pad punching, improve the anchor pad punching processing efficiency while guarantee the yield of anchor pad.

The present application belongs to the technical field of oil and gas drilling, and particularly relates to a pipe string automatic processing method and system. The pipe string automatic processing method comprises the following steps: turning the pipe string from a horizontal state to a vertical state by a lifting robot, and sending the pipe string to a predetermined height at the front end of a drilling platform; controlling a pipe arranging robot and a positioning robot to move to a predetermined position at the front end of the drilling platform; righting the pipe string by the positioning robot, clamping the upper part of the pipe string by the pipe arranging robot, and moving the pipe string upwards to above the drilling platform; clamping the lower part of the pipe string by the positioning robot, and moving the pipe string to a wellhead in cooperation with the pipe arranging robot.

This invention discloses a low-profile, dual-stage sealing rotary blowout preventer (BOP), solving the problems of existing rotary BOPs being large, tall, and complex in structure, resulting in high wellhead height, inconvenient maintenance, and requiring a remote hydraulic control station for lubrication, cooling, and pressure balancing, leading to high size and cost. The rotary BOP of this invention includes a housing assembly, a rotating body, a drive gland, a drive sleeve, an upper rubber sleeve, an annular pressure ring, a lower rubber sleeve, a clamping device, and a drive compensation core. This invention places both the upper and lower rubber sleeves within the rotating body, fully utilizing the space of the rotating body and reducing the height of the rotary BOP by half. This allows for a wider range of applicable drilling platforms and facilitates maintenance. Simultaneously, a threaded connection structure is used, injecting high-temperature resistant grease into the mounting chamber of the first bearing through a grease injection hole to achieve lubrication and cooling of the first bearing. This ensures that the lubrication and cooling of the rotary BOP does not require any external control unit, resulting in a simple structure, convenient operation, and low cost.

The utility model relates to the field of plastic workpiece machining equipment.The plastic shell special-shaped multi-hole safe punching device comprises a drill floor, an impact mechanism, a vibration mechanism, a displacement mechanism and a machining mechanism, the drill floor comprises a bottom table, a stand column and a lifting table, one end of the stand column is fixed to the bottom table, the lifting table is slidably connected to the stand column, and the impact mechanism is installed on the lifting table; the vibration mechanism is connected to the impact mechanism, the machining mechanism is connected with the vibration mechanism, the impact mechanism is used for driving the machining mechanism to do reciprocating motion in the vertical direction, the vibration mechanism is used for driving the machining mechanism to do forward and reverse reciprocating rotation, and the displacement mechanism is arranged on the stand column and used for driving the lifting table to vertically slide. The special-shaped hole machining device has the effect that the special-shaped hole can be machined in the workpiece.

The utility model provides an easily assembled and disassembled sleeve suspension grouting circulating device which comprises a body, the upper end of the body is provided with an upper end female buckle matched with a top drive, and the lower end of the body is provided with a lower end male buckle matched with a sleeve. A discharge pipe is arranged on the side face of the body, a union is arranged at the top end of the discharge pipe, and an exhaust valve is arranged on the discharge pipe. The upper end of the body is directly connected with the top drive, the lower end of the body is directly connected with the sleeve, and the bypass exhaust pipe with the exhaust valve is arranged, so that the functions of a grouting cap and a special circulating cap are integrated, the operation process of repeatedly replacing the grouting cap and the special circulating cap during sleeve running operation is omitted, the field operation efficiency is improved, and the construction cost is reduced. And slurry pollution to the drill floor surface in the operation process of replacing the grouting cap and the special circulating cap is avoided. Moreover, by adopting a direct-connection top drive structure arranged on the device, when the sleeve moves up and down, the up-down movement range of the sleeve can be greatly expanded because a water hose is not adopted for middle connection.

A system (1) for a drilling rig (30) comprising equipment (400,500) with machines operable on a drill floor (37), the system (1) comprising an operator station (100) including an operator station controller (120) and an operating device (130) comprising a control interface (60,61) for an operator (77) and located in a driller's cabin (36) adjacent the drill floor (37); wherein an equipment controller (410,510) is operatively connected to the operator station controller (120) and configured to control the equipment (400,500); and the system (1) further comprises a safety controller (300) configured to manipulate an actuation signal between the equipment controller (410,510) and an actuator (430,530) forming part of the equipment (400,500). There is also provided a method of upgrading a drilling rig (30) comprising retrofitting a safety controller (300) to the drilling rig (30).

The application relates to the technical field of building construction, in particular to a building surface water permeation resistance performance detection device, which comprises a base, lifting rollers are arranged at the bottom of the base near the four corners, a support is arranged on the base, a drilling platform motor is vertically arranged at the top of the support, a through hole coaxial with the drilling platform motor is arranged on the base, a drilling platform mechanism is arranged at the bottom end of the output shaft of the drilling platform motor, the drilling platform mechanism is arranged in the through hole and the bottom surface of the drilling platform mechanism is lower than the bottom surface of the base; a sealing cover tank is coaxially and slidingly sealed arranged on the output shaft of the drilling platform motor, an electric push rod is arranged between the top surface of the sealing cover tank and the top of the support; a sealing rubber ring is sleeved on the outer periphery of the drilling platform mechanism, and a water permeation detection sensor is arranged on the top of the sealing cover tank. The lifting rollers can reduce the overall height of the detection device, so that the drilling platform mechanism is in contact with the surface of the building and is indented, then the sealing rubber ring is pressed down by the sealing cover tank to tightly seal against the surface of the building, the sealing property of the test area is ensured, and the accuracy of the water permeation detection is improved.

The invention relates to the technical field of drilling engineering, and discloses a drill rod landing detection method, device and system, a lifting drill floor and a storage medium. The method comprises the steps that the numerical value of lifting force needing to be generated by the drill rod landing detection system is determined, and the lifting force is smaller than the gravity of a drill rod; according to the numerical value of the lifting force, the drill rod landing detection system is adjusted to generate the corresponding lifting force, and the position of an oil cylinder piston rod in the drill rod landing detection system is recorded; and when the piston rod of the oil cylinder generates displacement of a preset threshold value, determining that the drill rod falls to the ground. The landing state of the drill rod is accurately recognized by automatically detecting the displacement change of the piston rod of the oil cylinder, the landing state of the drill rod can be automatically and accurately recognized, manual judgment errors are avoided, and operation safety and continuity are improved.

The application discloses a bit weakness anti-disconnection protection device, which comprises a protective sleeve, an inner cavity is formed in the protective sleeve by hollowing, the shape of the inner cavity of the protective sleeve is the same as the shape of the outside of a bit, and the protective sleeve is nested on the outside of the bit. The front end of the protective sleeve is nested in the torpedo part of the top of the bit, the inner diameter of the front end of the inner cavity of the protective sleeve is smaller than the outer diameter of the top of the torpedo, and the rear end of the protective sleeve is connected with the bit by using a limiting screw. When the bit is instantaneously disconnected due to weakness when being connected with instruments at a well mouth, the bit can avoid falling into a well or falling from a drilling platform, and an unsafe accident of the instruments or people can be avoided.

The invention discloses a drilling platform system for red phosphorus production, and relates to the technical field of red phosphorus production equipment.The system comprises a material collecting pool, a drilling platform, a blocking device and an electrical control system; the material collecting pool is provided with a crucible placing area for placing a crucible; the drill floor comprises a front-back walking mechanism, an up-down running mechanism and a rotary drilling mechanism, and the rotary drilling mechanism is connected with the up-down running mechanism to crush solid / condensed substances in the crucible; the blocking device is arranged between the machine base and the track and clamps and fixes the machine base during rotary drilling. The electrical control system adopts safe voltage and is provided with a stroke control unit and an emergency stop unit. The system can replace an air pick, realizes single-person operation, saves manpower, reduces noise, remarkably improves safety, environmental protection and energy-saving performance, and reduces occupational disease harm.

The integrated drilling disc comprises a drilling disc body provided with a diamond containing cavity with an upward opening, the drilling disc body comprises a first side plate and a second side plate which are oppositely arranged, the position, close to the opening, of the first side plate is provided with a first close-fitting part, and the second side plate is provided with an opening groove communicated with the opening; the drilling disc main body further comprises a bottom plate of which the inner side surface is provided with a plurality of ribs at intervals; the drilling disc body is connected with a drilling disc cover capable of turning over relative to the drilling disc body, and one end of the drilling disc cover is provided with a second close-fitting part matched with the first close-fitting part. When the drilling disc cover is overturned towards the drilling disc body to cover the opening of the drilling disc body, the second close-fitting part and the first close-fitting part are matched with each other to enable the drilling disc to be in a closed state; when the drilling disc cover is turned over to be parallel to the drilling disc body away from the drilling disc body, at least part of the drilling disc cover is arranged in the open groove. The integrated diamond disc can be used as a diamond disc for diamond dispensing and can also be used as a diamond bottle for containing diamonds.

1. Name of the product in this design: Catway Intelligent Pipe Gripping Robot. 2. Purpose of this design: It is used for fully electric drive control, which can grab and transport the pipe string on the ground pipe laying machine to the wellhead of the drilling platform. 3. The key design feature of this product is its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. The product in this design is a long and slender item, and its length is drawn using an abbreviated method.

This invention discloses a method for offline root establishment using a small winch. It utilizes the existing drilling rig's top-and-bottom tools, drilling platform robot, second-level platform robot, and small winch, and adds equipment such as a lifting clamp, rat-hole slips, rat holes, and wire rope guide pulleys. The power catwalk transports the riser to the drilling platform. The small winch drum rotates in both directions to raise and lower the lifting clamp. The lifting clamp then secures the upper end of a single or riser to lift or lower the drilling tool. The rat hole and rat-hole slips are used to temporarily store single, double, or triple risers. The top-and-bottom tools connect the threads of multiple single risers, ultimately establishing a riser. Finally, the lifting clamp, in conjunction with the drilling platform robot and second-level platform robot, stores the riser in the riser platform. After retrofitting older drilling rigs using this method, automated offline root establishment can be achieved with minimal work, low difficulty, and low cost. The entire root establishment process is also simpler and easier for on-site operators.