CN120799138A - Restarting device for drilling ball valve - Google Patents
Restarting device for drilling ball valveInfo
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- CN120799138A CN120799138A CN202511256268.6A CN202511256268A CN120799138A CN 120799138 A CN120799138 A CN 120799138A CN 202511256268 A CN202511256268 A CN 202511256268A CN 120799138 A CN120799138 A CN 120799138A
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Abstract
本发明涉及钻井球阀技术领域，且公开了一种钻井球阀重启装置，包括球阀壳体，所述球阀壳体的上端安装有安装仓，且安装仓的内部设置有驱动组件，所述驱动组件的一侧安装有第一辅助重启组件，且驱动组件的另一侧设置有第二辅助重启组件。该一种钻井球阀重启装置，通过第一辅助重启组件，通过驱动电机驱动皮带绷紧皮带轮以增加摩擦力，并带动阀杆转动，增强重启可靠性，利用高摩擦力克服阀球卡滞问题，降低人工风险，支持远程或自动化操作，减少高危环境下的手动干预，通过第二辅助重启组件，提供冗余重启能力，在电机驱动失效时作为二次备份确保可靠性，结构简单响应快，气动系统动作迅速，适合紧急工况。
The present invention relates to the technical field of drilling ball valves, and discloses a drilling ball valve restart device, comprising a ball valve housing, an installation compartment installed at the upper end of the ball valve housing, and a drive assembly provided inside the installation compartment, a first auxiliary restart assembly installed on one side of the drive assembly, and a second auxiliary restart assembly provided on the other side of the drive assembly. The drilling ball valve restart device, through the first auxiliary restart assembly, drives a motor to drive a belt to tighten a pulley to increase friction, and drives the valve stem to rotate, thereby enhancing restart reliability, utilizing high friction to overcome the problem of valve ball sticking, reducing manual risks, supporting remote or automated operations, and reducing manual intervention in high-risk environments. The second auxiliary restart assembly provides redundant restart capability, serving as a secondary backup to ensure reliability when the motor drive fails. The device has a simple structure and fast response, and the pneumatic system operates quickly, making it suitable for emergency conditions.
Description
Technical Field
The invention relates to the technical field of drilling ball valves, in particular to a restarting device of a drilling ball valve.
Background
The drilling ball valve is a key fluid control device in the field of petroleum and natural gas drilling, and is mainly used for cutting off, connecting or regulating the flow of drilling fluid, oil gas and other mediums, and has the core functions of safety control, flow switching, pressure management and the like in the drilling process.
In oil and gas drilling operations, the downhole ball valve is used as a key component for controlling a fluid channel, the downhole ball valve needs to rely on external energy supply, and when the downhole ball valve is in failure, a downhole ball valve restarting device needs to be developed, so that the downhole ball valve is convenient to restart.
The invention discloses a device for restarting a well drilling ball valve, which comprises a lifting hook type spring clamp and a shell, wherein one end of the shell is provided with a U-shaped opening, the lifting hook type spring clamp is hinged in the U-shaped opening through a pin shaft, a jaw of the lifting hook type spring clamp can hold and lift a ball body of the well drilling ball valve, the outer diameter of the shell is smaller than the inner diameter of a drill string and larger than the diameter of the ball body.
According to the prior art, although the lifting hook type spring clamp falls under the action of gravity and embraces the ball body of the drilling ball valve, the circulation channel of the drilling ball valve is opened to form a gap channel, so that the drilling ball valve can reestablish liquid circulation, the drilling ball valve does not have active driving capability, cannot provide enough opening torque under the working condition of high pressure difference or serious clamping stagnation, lacks accurate control, only depends on gravity, is difficult to ensure the stability and adjustability of the opening degree of the valve, has a limited application range, has higher requirements on the surface finish and structural integrity of the ball body, can fail under the conditions of abrasion or deformation, has no redundant design, has insufficient reliability under the complex working condition of a single mechanical structure, cannot realize remote operation, and still needs manual intervention in a high-risk environment.
It can be seen that there is a need for a ball valve restarting device that addresses the above-mentioned problems of the background art that lack of active drive and precise control, no redundant design and remote operation capability, and insufficient reliability under complex operating conditions.
Disclosure of Invention
The invention aims to provide a restarting device of a drilling ball valve, which is used for solving the problems in the background technology.
In order to solve the technical problems, the invention provides the technical scheme that the well drilling ball valve restarting device comprises a ball valve shell, wherein an installation bin is arranged at the upper end of the ball valve shell, a driving assembly is arranged in the installation bin, a first auxiliary restarting assembly is arranged on one side of the driving assembly, and a second auxiliary restarting assembly is arranged on the other side of the driving assembly;
The driving assembly comprises a first motor, the output end of the first motor is connected with a first bevel gear, one side of the first bevel gear is provided with a second bevel gear, the lower end of the second bevel gear is connected with the first gear, one side of the first gear is provided with a second gear, the middle position of the second gear is provided with a valve rod, the outer side of the valve rod is sleeved with a sealing ring, and the lower end of the valve rod is provided with a valve body;
The first auxiliary restarting component comprises a placing bin, the upper end of the placing bin is provided with a second motor, the output end of the second motor is connected with a rotary table, two sides of the rotary table are connected with connecting rods, one end of each connecting rod is connected with a sliding rod, the placing bin is provided with a first sliding groove at a position corresponding to the movement of each sliding rod, the lower end of each sliding rod is connected with a tightening belt pulley, a driving motor is installed in the installing bin, the output end of each driving motor is connected with a fixed belt pulley, and the outer side of each fixed belt pulley is sleeved with a belt;
The second auxiliary restarting component comprises a fixed bin, one side of the fixed bin is provided with a third motor, the output end of the third motor is connected with a screw rod, the outer side of the screw rod is sleeved with a moving block, the upper end of the moving block is provided with a sliding block, the upper end of the sliding block is provided with a placing plate, the upper end of the placing plate is provided with a pneumatic telescopic rod, the output end of the pneumatic telescopic rod is connected with a rack, and one side of the rack is provided with a third gear.
Preferably, the top of valve rod is connected with manual auxiliary restarting subassembly, manual auxiliary restarting subassembly includes the installing frame, and the intermediate position of installing frame is provided with the regulating plate, the bull stick is installed to the intermediate position of regulating plate, and the lower extreme of bull stick is provided with the cam, the sliding ring is installed in the outside of regulating plate, and the lower extreme of regulating plate is provided with symmetrical second spring, the second spout has been seted up at the sliding ring corresponding position of removal to the installing frame, concave wheel is installed on the top of valve rod.
Preferably, the first bevel gear is meshed with the second bevel gear, the first gear is meshed with the second gear, and the sealing ring is of an annular structure.
Preferably, the second motor is detachably arranged at the upper end of the placing bin, the two groups of connecting rods are symmetrically arranged at two sides of the turntable, two ends of each connecting rod are respectively connected with the turntable and the sliding rod in a rotating mode, the sliding rod is arranged in the first sliding groove in a sliding mode, the two groups of fixed pulleys are arranged, one group of fixed pulleys are sleeved on the outer side of the valve rod, and the belt is matched with the tightening pulley and the fixed pulleys.
Preferably, one side of the rack, which is far away from the third gear, is provided with a connecting rod, one end of the connecting rod is provided with a connecting block, one side of the connecting block is provided with a first spring, the outer sides of the first spring and the connecting block are sleeved with a sliding cabin, and one side of the sliding cabin is provided with a sliding rail in sliding connection.
Preferably, the fixed bin is detachably arranged on one side of the installation bin, the screw rod is matched with the moving block, the sliding groove is formed in the position corresponding to the movement of the sliding block in the fixed bin, the transverse groove is formed in the position corresponding to the movement of the pneumatic telescopic rod in the installation bin, the output end of the pneumatic telescopic rod is detachably connected with the rack, the rack is meshed with the third gear, the sliding bin and the connecting rod form a telescopic mechanism through the first spring and the connecting block, and the third gear is sleeved on the outer side of the valve rod.
Preferably, the installation frame is fixedly arranged at the top end of the installation bin, the adjusting plate is arranged in the installation frame in a sliding mode through the sliding ring and the second sliding groove, the clamping ring is sleeved on the outer side of the rotating rod, and the clamping ring is arranged in the adjusting plate.
Preferably, the rotating rod penetrates through the adjusting plate and extends to the outer side of the adjusting plate, the cam is clamped with the concave wheel, and the concave wheel is fixedly arranged at the top end of the valve rod.
Compared with the prior art, the invention has the following beneficial effects:
According to the invention, through the first auxiliary restarting component, the belt pulley is driven by the driving motor to tighten the belt pulley so as to increase friction force and drive the valve rod to rotate, so that restarting reliability is enhanced, the problem of valve ball clamping is overcome by using high friction force, manual risk is reduced, remote or automatic operation is supported, manual intervention in a high-risk environment is reduced, the structure is compact, compatibility is strong, different valve rod sizes can be adapted, torque is accurate and controllable, the valve is prevented from being damaged by overload, maintenance is simple and convenient, cost is low, a belt transmission system is durable and easy to replace, meanwhile, the belt transmission system can be used as a redundant backup of a hydraulic/pneumatic system, emergency processing capacity under severe working conditions is improved, and drilling efficiency and safety are remarkably improved.
The second auxiliary restarting component is arranged, the redundant restarting capability is provided, the reliability is ensured as a secondary backup when the motor drive fails, the structure is simple, the response is quick, the pneumatic system acts rapidly, the pneumatic system is suitable for emergency working conditions and high torque output, the driving force can be amplified efficiently by gear transmission, the valve ball is easily overcome to be stuck, the pneumatic element is suitable for severe environments, the pneumatic element is high-temperature resistant and explosion-proof and is not affected by electromagnetic interference, the pneumatic element can be controlled remotely/automatically, the pneumatic element is integrated with a drilling control system, unmanned operation is realized, and the safety and the continuity of drilling operation are improved.
The third, the invention provides emergency manual operation guarantee through the manual auxiliary restarting component, can forcedly restart the valve when the electric power or pneumatic system fails, has simple and reliable structure, does not need a complex power source for cam-concave turbine transmission, has low maintenance cost, is suitable for emergency treatment when the electric power is interrupted or an automatic system fails, and ensures the safety and continuity of drilling operation.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic diagram of a driving assembly according to the present invention;
FIG. 4 is a schematic diagram of a first auxiliary restarting device according to the present invention;
FIG. 5 is a schematic diagram of a second auxiliary restarting device according to the present invention;
fig. 6 is an enlarged view of the structure of fig. 2a according to the present invention.
Wherein 1, ball valve housing, 2, installation bin, 3, drive assembly, 301, first motor, 302, first bevel gear, 303, second bevel gear, 304, first gear, 305, second gear, 306, valve stem, 307, sealing ring, 308, valve body, 4, first auxiliary restarting assembly, 401, placement bin, 402, second motor, 403, turntable, 404, connecting rod, 405, slide bar, 406, first chute, 407, tightening pulley, 408, belt, 409, fixed pulley, 410, drive motor, 5, second auxiliary restarting assembly, 501, fixed bin, 502, third motor, 503, screw rod, 504, moving block, 505, slider, 506, placement plate, 507, pneumatic telescoping rod, 508, rack 509, connecting rod, 510, connecting block, 511, first spring, 512, sliding bin, 513, slide rail, 514, third gear, 6, manual auxiliary restarting assembly, 601, installation frame, 602, adjusting plate, 603, rotating rod, 604, cam, slide ring, 607, slide ring, 606, second chute, 608, second spring, concave spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, a well drilling ball valve restarting device comprises a ball valve shell 1, a mounting bin 2 is mounted at the upper end of the ball valve shell 1, a driving component 3 is arranged in the mounting bin 2, a first auxiliary restarting component 4 is mounted on one side of the driving component 3, the driving component 3 comprises a first motor 301, a first bevel gear 302 is connected to the output end of the first motor 301, a second bevel gear 303 is arranged on one side of the first bevel gear 302, a first gear 304 is connected to the lower end of the second bevel gear 303, a second gear 305 is mounted on one side of the first gear 304, a valve rod 306 is mounted at the middle position of the second gear 305, a sealing ring 307 is sleeved outside the valve rod 306, a valve body 308 is arranged at the lower end of the valve rod 306, the first auxiliary restarting component 4 comprises a placing bin 401, a second motor 402 is arranged at the upper end of the placing bin 401, a turntable 403 is connected to the output end of the second motor 402, a connecting rod 404 is connected to two sides of the turntable 403, a slide rod 405 is connected to one end of the connecting rod 404, a slide rod 405 is arranged at the position of the placing bin 401 corresponding to the slide rod 405, a first slide rod 405 is provided with a slide rod 405, a driving pulley 408 is connected to the lower end of the slide rod 405, a driving pulley 408 is connected to the slide rod 408, and a driving pulley 410 is fixedly mounted at the lower end of the slide rod 410 is fixedly mounted on the slide rod 409, and is fixedly connected to the slide rod 409.
In this embodiment, the first motor 301 in the driving assembly 3 is used as a power source, the first motor 301 is externally connected with a power source and a controller, and is used for guaranteeing independent operation of each device, a sensor is installed in the ball valve housing 1, real-time monitoring and intelligent regulation of the working state of the drilling ball valve can be achieved, the operation reliability and operation safety of the device are obviously improved, the output torque of the first motor 301 is finally transmitted to the valve rod 306 through the transmission of the first bevel gear 302, the second bevel gear 303, the first gear 304 and the second gear 305, the valve body 308 is driven to rotate, the basic torque is provided for restarting the ball valve, the problem of slight clamping stagnation of the ball valve is solved, the sealing ring 307 ensures the tightness between the valve rod 306 and the installation bin 2, drilling fluid leakage is prevented, when the basic power cannot restart the ball valve, the first auxiliary restarting assembly 4 plays a role, the second motor 402 is started, the turntable 403 is driven to rotate, the slide rod 405 is enabled to move in the first slide groove 406 through the connecting rod 404, the position of the tightening belt 407 is further changed, the tensioning force of the belt 408 is driven by the driving motor 410 in the installation bin 2, the fixed belt 409 is driven, the clamping belt 408 is matched with the tensioning belt 408, the clamping force is greatly increased, the sealing ring 306 is integrated with the installation bin 2, the additional clamping torque is improved, the installation space is increased, the installation space of the auxiliary torque is occupied space is reduced, the well 2 is occupied by the well is occupied, and the well 2 is easy to be integrated, and the well-occupied space is improved, and the well-occupied space is easy to be improved, and the installation space is improved, and the well-occupied, and the installation space is well-occupied.
Specifically, the first bevel gear 302 is meshed with the second bevel gear 303, the first gear 304 is meshed with the second gear 305, and the seal ring 307 has a ring structure.
In this embodiment, the first bevel gear 302 is meshed with the second bevel gear 303, the output power of the first motor 301 is converted in transmission direction, meanwhile, the adjustment of torque and rotation speed is realized through different gear ratios, the power can be transmitted to the subsequent transmission component in a proper mode, the problem that the output direction of the motor is inconsistent with the rotation direction of the valve rod 306 is effectively solved, the torque is optimized according to actual requirements, a reliable power foundation is provided for restarting the ball valve, the first gear 304 is meshed with the second gear 305, the power is further transmitted to the valve rod 306, the number of teeth and the size of the two gears are reasonably designed, the torque can be amplified again or the rotation speed can be adjusted, the valve rod 306 is ensured to obtain enough torque to drive the valve body 308 to rotate, the gear transmission has the characteristics of stable transmission ratio and high reliability, the accuracy and stability of power transmission are ensured, the sealing ring 307 is in an annular structure and is sleeved outside the valve rod 306, the clearance between the valve rod 306 and the installation bin 2 is tightly filled, drilling fluid, impurities and the like are effectively prevented from entering the installation bin 2, corrosion and damage to components such as the driving component 3 and the like are prevented, the normal service life of the drilling fluid is guaranteed, and the drilling fluid is guaranteed.
Specifically, the second motor 402 is detachably disposed at the upper end of the placement bin 401, the two groups of connecting rods 404 are symmetrically disposed at two sides of the turntable 403, two ends of the connecting rods 404 are respectively rotatably connected with the turntable 403 and the slide rod 405, the slide rod 405 is slidably disposed in the first slide groove 406, two groups of fixed pulleys 409 are disposed, one group of fixed pulleys 409 is sleeved on the outer side of the valve rod 306, and the belt 408 is matched with the tightening pulley 407 and the fixed pulleys 409.
In this embodiment, the second motor 402 is externally connected with a power supply and a controller, and is used for guaranteeing independent operation of each device, the second motor 402 is detachably arranged at the upper end of the placement bin 401, so that the quick replacement is facilitated during faults, driving force is flexibly adjusted through adapting different power motors, light or heavy clamping scene requirements are met, two symmetrical connecting rods 404 are rotationally connected with a rotary table 403 and a sliding rod 405 at two ends, rotary motion of the rotary table is synchronously converted into relative motion of the sliding rod, smooth movement of the tightening belt pulley 407 is guaranteed, the sliding rod 405 slides in the first sliding groove 406, the tightening belt pulley 407 is enabled to move along the guiding direction through accurate limiting guiding, the tightness of a belt 408 is adjusted, two fixed belt pulleys 409 are respectively sleeved on a valve rod 306 and connected with a driving motor 410, and a whole set of components drive the valve rod to rotate through the belt 408.
Referring to fig. 5, a ball valve restarting device for drilling is disclosed, and a second auxiliary restarting component 5 is disposed on the other side of the driving component 3, the second auxiliary restarting component 5 includes a fixed bin 501, a third motor 502 is disposed on one side of the fixed bin 501, an output end of the third motor 502 is connected with a screw rod 503, a moving block 504 is sleeved on an outer side of the screw rod 503, a slider 505 is mounted on an upper end of the moving block 504, a placing plate 506 is mounted on an upper end of the slider 505, a pneumatic telescopic rod 507 is disposed on an upper end of the placing plate 506, a rack 508 is connected to an output end of the pneumatic telescopic rod 507, and a third gear 514 is mounted on one side of the rack 508.
In this embodiment, the third motor 502 drives the screw rod 503 to rotate, the moving block 504 is driven by screw thread to linearly move along the axis of the screw rod, the rotational motion of the motor is converted into linear displacement, the meshing gap between the rack 508 and the third gear 514 is ensured to be adjustable, the sliding block 505 at the upper end of the moving block 504 slides in the sliding groove of the fixed bin 501, lateral guidance is provided for the placing plate 506, the deviation is prevented when the pneumatic telescopic rod 507 acts, meanwhile, the lateral load of the rack 508 is borne, the stable force transmission path is ensured, the pneumatic telescopic rod 507 adjusts the output thrust according to the instruction of the control system, the rack 508 is pushed to linearly move, the rotational torque is generated after the rack 508 is meshed with the third gear 514, the air source can still independently work when the electric power system is in fault, redundant power is provided, the linear motion of the rack 508 is converted into the rotational motion of the third gear 514 through meshing, and the torque superposition effect is formed with the gear transmission of the driving assembly 3.
Specifically, a connecting rod 509 is disposed on one side of the rack 508 away from the third gear 514, a connecting block 510 is mounted at one end of the connecting rod 509, a first spring 511 is disposed on one side of the connecting block 510, a sliding cabin 512 is sleeved on the outer sides of the first spring 511 and the connecting block 510, and a sliding rail 513 in sliding connection is mounted on one side of the sliding cabin 512.
In this embodiment, the sliding cabin 512 is supported by the sliding rail 513 to slide, so that the rack 508 is movable in the horizontal direction, and meanwhile, the first spring 511 and the connecting block 510 are installed in the sliding cabin 512 to provide a telescopic function for the connecting rod 509 and the sliding cabin 512, so that the stability of the movement of the rack 508 is ensured, and the sliding rail 513 is fixedly arranged at a proper position.
Specifically, the fixed bin 501 is detachably arranged on one side of the installation bin 2, the screw rod 503 is matched with the moving block 504, a sliding groove is formed in a position corresponding to the movement of the sliding block 505 in the fixed bin 501, a transverse groove is formed in a position corresponding to the movement of the pneumatic telescopic rod 507 in the installation bin 2, the output end of the pneumatic telescopic rod 507 is detachably connected with the rack 508, the rack 508 is meshed with the third gear 514, the sliding bin 512 and the connecting rod 509 form a telescopic mechanism through the first spring 511 and the connecting block 510, and the third gear 514 is sleeved on the outer side of the valve rod 306.
In this embodiment, each part of the second auxiliary restarting component 5 is designed and matched skillfully, so as to realize a flexible and efficient ball valve restarting auxiliary function, the fixed cabin 501 is detachably arranged on one side of the installation cabin 2, so that installation, maintenance and replacement are facilitated, universality and expandability of the device are improved, the screw rod 503 is matched with the moving block 504 accurately, the rotary motion of the third motor 502 is converted into linear motion efficiently, the sliding block 505 is driven to slide in a sliding groove of the fixed cabin 501 smoothly, the positions of the pneumatic telescopic rod 507 and the rack 508 are regulated accurately, the transverse groove formed in the installation cabin 2 provides guiding and space for the expansion and contraction of the pneumatic telescopic rod 507, the movement stability of the pneumatic telescopic rod 507 is guaranteed, the pneumatic telescopic rod 507 is connected with the rack 508 in a detachable manner, the pneumatic thrust is converted into rotary torque of the valve rod 306, the auxiliary driving component 3 restarts the ball valve, the sliding cabin 512, the connecting rod 509, the first spring 511 and the telescopic mechanism formed by the first spring 510 are regulated in a self-adapting manner, transmission stability is ensured, the telescopic joint stability is cooperated, and the complex restarting capability of the ball valve restarting device is improved.
Referring to fig. 6, in the well ball valve restarting device, a manual auxiliary restarting component 6 is connected to the top end of a valve rod 306, the manual auxiliary restarting component 6 includes a mounting frame 601, an adjusting plate 602 is disposed in the middle of the mounting frame 601, a rotating rod 603 is disposed in the middle of the adjusting plate 602, a cam 604 is disposed at the lower end of the rotating rod 603, a sliding ring 605 is disposed on the outer side of the adjusting plate 602, a symmetrical second spring 607 is disposed at the lower end of the adjusting plate 602, a second sliding groove 606 is disposed at the corresponding position of the sliding ring 605 in the mounting frame 601, and a concave wheel 608 is disposed at the top end of the valve rod 306.
In this embodiment, the manual auxiliary restarting component 6 realizes the emergency restarting function of the ball valve through a purely mechanical structure, the mounting frame 601 is fixed at the top end of the mounting bin 2, a support is provided for the whole structure, when the rotating rod 603 rotates, the lower end cam 604 of the manual auxiliary restarting component is driven to be clamped with the concave wheel 608 at the top end of the valve rod 306, manual torque is transmitted to the valve rod 306, the adjusting plate 602 slides in the second sliding groove 606 through the sliding ring 605 to be matched with the lower end second spring 607, the cam 604 is contacted with the concave wheel 608 when being pressed, when the driving component 3 or the auxiliary component fails, an operator can manually rotate the valve rod 306 through the component, the manual auxiliary restarting component is suitable for a power failure or an automatic system failure scene, and the fault tolerance and the operation safety of the device are remarkably improved.
Specifically, the mounting frame 601 is fixedly arranged at the top end of the mounting bin 2, the adjusting plate 602 is slidably arranged in the mounting frame 601 through the slip ring 605 and the second sliding groove 606, the clamping ring is sleeved on the outer side of the rotating rod 603, and the clamping ring is arranged in the adjusting plate 602.
In this embodiment, the mounting frame 601 is fixed on the top end of the mounting bin 2, a stable mounting foundation is provided for the manual auxiliary restarting component 6, the whole structure is ensured not to shake in the operation process, the adjusting plate 602 is in sliding fit with the second sliding groove 606 through the sliding ring 605, the adjusting plate 602 moves stably in the mounting frame 601, the heights of the rotating rod 603 and the cam 604 can be accurately adjusted, the rotating rod 603 and the cam 604 are accurately aligned with the concave wheel 608 on the top end of the valve rod 306, the clamping ring sleeved on the outer side of the rotating rod 603 is mounted in the adjusting plate 602, the axial displacement of the rotating rod 603 is effectively limited, looseness or offset in the manual rotation process is prevented, the cam 604 and the concave wheel 608 are ensured to be stably meshed, further, the manual torque applied by an operator is ensured to be reliably transmitted to the valve rod 306, the emergency restarting of the drilling ball valve is realized, and a reliable standby solution is provided for extreme cases such as failure of an automatic system.
Specifically, the rotating rod 603 penetrates the adjusting plate 602 and extends to the outer side of the adjusting plate, the cam 604 is engaged with the concave wheel 608, and the concave wheel 608 is fixedly arranged at the top end of the valve rod 306.
In this embodiment, the parts such as the rotating rod 603, the cam 604, the concave wheel 608 and the like cooperate, a reliable manual emergency restarting mechanism is constructed, the rotating rod 603 penetrates through the adjusting plate 602 and extends to the outer side, an operator can directly apply force to rotate, the rotating rod 603 drives the cam 604 at the lower end to synchronously rotate, the cam 604 is clamped with the concave wheel 608 fixed at the top end of the valve rod 306, the manual rotating torque is effectively transmitted to the valve rod 306, the valve body is driven to rotate, and the ball valve restarting is completed.
In use, under normal use conditions, the first motor 301 is started to drive the first bevel gear 302 to rotate, the meshed second bevel gear 303 is driven to rotate, the second bevel gear 303 drives the first gear 304 to rotate, and then the second gear 305 is driven to rotate, the second gear 305 drives the valve rod 306 to rotate, the valve body 308 of the ball valve is enabled to rotate, the opening/closing of the ball valve is achieved, the sealing ring 307 and the tightness of the ball valve are ensured, when the first auxiliary restarting is needed, the second motor 402 drives the turntable 403 to rotate, the turntable 403 rotates to drive one end of the connecting rod 404 to move, the symmetrically arranged sliding rod 405 moves relatively along the first sliding groove 406, the symmetrically arranged tightening pulley 407 relatively moves, the belt 408 is tensioned, the driving motor 410 is driven to rotate, the fixed pulley 409 is driven to rotate by the belt 408, the valve rod 306 is driven to forcibly restart, when the second auxiliary restarting is needed, the third motor 502 drives the lead screw 503 to rotate, the moving block 504 moves the sliding block 505 and the placing plate 506, when the first auxiliary restarting is needed, the moving rod 507 drives the third gear 508 to move close to the third gear 508, the third gear 508 drives the third gear 508 to rotate, the third gear 508 drives the third gear 508 to move, the second sliding rod 508 drives the third gear 508 to rotate, the second sliding rod 602 rotates the second sliding rod 602 to rotate, the second sliding rod 602 rotates the second sliding rod 603, the second sliding rod 603 rotates the sliding rod 603, and the second sliding rod 603 rotates the sliding rod 603 to rotate the second sliding rod 603, when the second sliding rod 603 rotates the sliding rod 603 rotates, and the second sliding rod 603 rotates the second sliding rod 603, when the second sliding rod 603 rotates and the sliding rod 603 rotates. And the opening and closing of the ball valve is controlled manually.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and scope of the present application. The scope of the application is defined by the appended claims and equivalents thereof.
Claims (8)
1. The well drilling ball valve restarting device comprises a ball valve shell (1) and is characterized in that an installation bin (2) is installed at the upper end of the ball valve shell (1), a driving assembly (3) is arranged in the installation bin (2), a first auxiliary restarting assembly (4) is installed on one side of the driving assembly (3), and a second auxiliary restarting assembly (5) is arranged on the other side of the driving assembly (3);
The driving assembly (3) comprises a first motor (301), the output end of the first motor (301) is connected with a first bevel gear (302), one side of the first bevel gear (302) is provided with a second bevel gear (303), the lower end of the second bevel gear (303) is connected with a first gear (304), one side of the first gear (304) is provided with a second gear (305), the middle position of the second gear (305) is provided with a valve rod (306), the outer side of the valve rod (306) is sleeved with a sealing ring (307), and the lower end of the valve rod (306) is provided with a valve body (308);
The first auxiliary restarting component (4) comprises a placing bin (401), a second motor (402) is arranged at the upper end of the placing bin (401), a rotary table (403) is connected to the output end of the second motor (402), connecting rods (404) are connected to two sides of the rotary table (403), one ends of the connecting rods (404) are connected with sliding rods (405), a first sliding groove (406) is formed in the corresponding moving position of the sliding rods (405) in the placing bin (401), a tightening belt pulley (407) is connected to the lower end of the sliding rods (405), a driving motor (410) is arranged in the mounting bin (2), a fixed belt pulley (409) is connected to the output end of the driving motor (410), and a belt (408) is sleeved on the outer side of the fixed belt pulley (409);
The second auxiliary restarting component (5) comprises a fixed bin (501), one side of the fixed bin (501) is provided with a third motor (502), the output end of the third motor (502) is connected with a screw rod (503), the outer side of the screw rod (503) is sleeved with a moving block (504), the upper end of the moving block (504) is provided with a sliding block (505), the upper end of the sliding block (505) is provided with a placing plate (506), the upper end of the placing plate (506) is provided with a pneumatic telescopic rod (507), the output end of the pneumatic telescopic rod (507) is connected with a rack (508), and one side of the rack (508) is provided with a third gear (514).
2. The device for restarting the ball valve of drilling well of claim 1, wherein the top end of the valve rod (306) is connected with a manual auxiliary restarting component (6), the manual auxiliary restarting component (6) comprises a mounting frame (601), an adjusting plate (602) is arranged at the middle position of the mounting frame (601), a rotating rod (603) is arranged at the middle position of the adjusting plate (602), a cam (604) is arranged at the lower end of the rotating rod (603), a sliding ring (605) is arranged at the outer side of the adjusting plate (602), a symmetrical second spring (607) is arranged at the lower end of the adjusting plate (602), a second sliding groove (606) is formed in the corresponding position of the sliding ring (605) in a moving mode, and a concave wheel (608) is arranged at the top end of the valve rod (306).
3. A wellbore ball valve restarting device according to claim 1 characterized in that the first bevel gear (302) is meshed with the second bevel gear (303), the first gear (304) is meshed with the second gear (305), and the sealing ring (307) is of an annular structure.
4. The device for restarting the ball valve of drilling well of claim 1, wherein the second motor (402) is detachably arranged at the upper end of the placing bin (401), the two groups of connecting rods (404) are symmetrically arranged at two sides of the turntable (403), two ends of the connecting rods (404) are respectively and rotatably connected with the turntable (403) and the sliding rod (405), the sliding rod (405) is slidably arranged in the first sliding groove (406), the two groups of fixed pulleys (409) are arranged, one group of fixed pulleys (409) is sleeved at the outer side of the valve rod (306), and the belt (408) is matched with the tightening pulley (407) and the fixed pulleys (409).
5. The device for restarting the ball valve of well drilling of claim 1, wherein a connecting rod (509) is arranged on one side, far away from the third gear (514), of the rack (508), a connecting block (510) is arranged at one end of the connecting rod (509), a first spring (511) is arranged on one side of the connecting block (510), a sliding bin (512) is sleeved on the outer sides of the first spring (511) and the connecting block (510), and a sliding rail (513) in sliding connection is arranged on one side of the sliding bin (512).
6. The device for restarting the ball valve of well drilling of claim 5, characterized in that the fixed bin (501) is detachably arranged on one side of the installation bin (2), the screw rod (503) is matched with the moving block (504), the fixed bin (501) is provided with a sliding groove at a position corresponding to the movement of the sliding block (505), the installation bin (2) is provided with a transverse groove at a position corresponding to the movement of the pneumatic telescopic rod (507), the output end of the pneumatic telescopic rod (507) is detachably connected with the rack (508), the rack (508) is meshed with a third gear (514), the sliding bin (512) and the connecting rod (509) form a telescopic mechanism through a first spring (511) and a connecting block (510), and the third gear (514) is sleeved on the outer side of the valve rod (306).
7. The device for restarting the ball valve of the well drilling of claim 2, wherein the installation frame (601) is fixedly arranged at the top end of the installation bin (2), the adjusting plate (602) is slidably arranged in the installation frame (601) through a sliding ring (605) and a second sliding groove (606), a clamping ring is sleeved on the outer side of the rotating rod (603), and the clamping ring is arranged in the adjusting plate (602).
8. A wellbore ball valve restarting device according to claim 2 characterized in that the rotating rod (603) penetrates the adjusting plate (602) and extends to the outer side of the adjusting plate, the cam (604) is clamped with the concave wheel (608), and the concave wheel (608) is fixedly arranged at the top end of the valve rod (306).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202511256268.6A CN120799138B (en) | 2025-09-04 | 2025-09-04 | Restarting device for drilling ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202511256268.6A CN120799138B (en) | 2025-09-04 | 2025-09-04 | Restarting device for drilling ball valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN120799138A true CN120799138A (en) | 2025-10-17 |
| CN120799138B CN120799138B (en) | 2025-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202511256268.6A Active CN120799138B (en) | 2025-09-04 | 2025-09-04 | Restarting device for drilling ball valve |
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| Country | Link |
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| CN (1) | CN120799138B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1092849A (en) * | 1993-03-22 | 1994-09-28 | 吴爱斌 | A kind of electric device for valve |
| US20010035510A1 (en) * | 2000-04-27 | 2001-11-01 | Oh Yong Soo | Electromotion ball valve |
| KR200288029Y1 (en) * | 2002-06-20 | 2002-09-09 | 배재호 | a combined manual and electromotion globe valve apparatus |
| CN112049977A (en) * | 2020-09-12 | 2020-12-08 | 济南高瓴机械科技有限公司 | Electric ball valve |
| CN118517543A (en) * | 2024-05-29 | 2024-08-20 | 西南石油大学 | Pneumatic gear rack type driving device and automatic control system of LNG safety cut-off valve |
| CN222458432U (en) * | 2024-05-29 | 2025-02-11 | 江苏享旺阀门有限公司 | Quick closing cut-off ball valve |
-
2025
- 2025-09-04 CN CN202511256268.6A patent/CN120799138B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1092849A (en) * | 1993-03-22 | 1994-09-28 | 吴爱斌 | A kind of electric device for valve |
| US20010035510A1 (en) * | 2000-04-27 | 2001-11-01 | Oh Yong Soo | Electromotion ball valve |
| KR200288029Y1 (en) * | 2002-06-20 | 2002-09-09 | 배재호 | a combined manual and electromotion globe valve apparatus |
| CN112049977A (en) * | 2020-09-12 | 2020-12-08 | 济南高瓴机械科技有限公司 | Electric ball valve |
| CN118517543A (en) * | 2024-05-29 | 2024-08-20 | 西南石油大学 | Pneumatic gear rack type driving device and automatic control system of LNG safety cut-off valve |
| CN222458432U (en) * | 2024-05-29 | 2025-02-11 | 江苏享旺阀门有限公司 | Quick closing cut-off ball valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN120799138B (en) | 2025-11-21 |
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