100 results about "Capstan" patented technology

The invention relates to a movable disc pay-off system with a precise tension control function and a using method thereof, and belongs to the technical field of cable manufacturing equipment. The movable disc pay-off system comprises a rack, a tension system arranged on the rack, a winding displacement system, a centering device, a movable disc pay-off system and a control host; the tension system comprises a servo motor, a tension swing rod, a tension wheel, a balancing weight, a limiting roller, a tension detection guide wheel and a tension detector, an output shaft of the servo motor is in transmission connection with the tension wheel through the tension swing rod, the conductor sequentially bypasses the tension wheel and the tension detection guide wheel of the centering device to form an S-shaped path, and the tension detector is a wheel type pressure sensor. And the bearing seat is arranged on the tension detection guide wheel. According to the invention, high-precision tension control can be realized, the torque is dynamically adjusted through a closed-loop control algorithm and a servo motor according to the feedback of a tension detector, constant-tension pay-off is realized, stretching or outer diameter fluctuation of a superfine conductor is prevented, and the quality consistency and transmission performance of the cable are ensured.

The invention relates to the technical field of hydraulic capstan, in particular to a hydraulic capstan for cableway laying and a method for achieving cableway laying through the hydraulic capstan. Lateral supporting frames are fixedly arranged on the front side and the rear side of the top of the machine connecting rack correspondingly. A first winch unit and a second winch unit are installed on the left side and the right side of the top of the connecting machine frame respectively, a driving unit is arranged between the first winch unit and the second winch unit, and the first winch unit and the second winch unit are matched to achieve winding of a steel wire rope. The two winch units are synchronously driven by the single driving unit, and a built-in braking system is matched, so that the problems of asynchronous driving and insufficient braking force of the traditional double winches are solved from the double dimensions of power transmission and braking guarantee, and the safety and stability of large-load cableway laying operation are greatly improved.

A system and method for assisting a drag operation of a floating wind turbine (FWT) is disclosed. The FWT is provided with a wireless communication system and at least one position sensor for measuring the position of the FWT in at least three degrees of freedom. The main towing vessel is connected to the floating wind turbine by a towing line. The main dragging ship comprises a winch, a DP system and a two-way wireless communication system. A drag assist system / module / controller may be combined with a DP system. The one or more auxiliary drag vessels are connected to the floating wind turbine by drag lines. And one or more auxiliary dragging ships are provided with a two-way wireless communication system. A drag assist system / module / controller calculates setpoints (forces and directions) for all drag ships based on one or more input parameters from the floating wind turbine, one or more input parameters from each auxiliary drag ship, and one or more input parameters from the main drag ship.

The utility model provides a capstan motor system used on a chopper of a harvester, comprising a capstan motor main body which is installed on a backpack of the harvester and is connected with the chopper through a stranded wire; the chopper is mounted at a knapsack of the harvester and is rotationally connected with the harvester through a rotating shaft; the capstan motor controller is installed on the harvester, and the capstan motor controller is used for controlling the capstan motor body to work and pulling the chopper to rotate, retract and release through the capstan motor body; the winch motor controller is respectively connected with a motor receiving button, a motor releasing button, a motor operation indicating lamp remote control signal indicating lamp, a motor output U phase and a motor output V phase. The winch motor is additionally arranged on the knapsack, so that the labor cost is reduced, and the chopper is more convenient to fold and unfold; and a winch motor controller is mounted, so that the operation is simpler.

Described are various embodiments of capstan drive transmission self-tensioning apparatus and method. In one embodiment, the capstan drive transmission self-tensioning apparatus comprises a body coupled to the capstan drive drum comprising a force providing member coupled to the cable and configured to displace the cable along a path increasing an effective distance between said first end and said second end of the cable thereby increasing a tension within said cable; a jamming assembly directly or indirectly coupled to said cable and configured to: allow motion of said cable along said path upon said tension being below a lower designated level; and prevent motion of said cable along an opposite path upon said tension being above an upper designated level. In some embodiments, the jamming assembly may comprise a spring-loaded rocker mechanism, a ratcheting mechanism or a directional frictional material to provide the jamming effect.

The utility model relates to a lifting rod which comprises an insulating pipe material, a hand knob is arranged at the bottom of the insulating pipe material, two stay wires are arranged at the bottom of the hand knob, a wire guide ring is arranged at the bottoms of the two stay wires jointly, two wind rope stay wires are arranged on the left side of the insulating pipe material, and a wire tightener is arranged at the bottom ends of the two wind rope stay wires jointly. The lifting device is composed of a lifting rod, supporting legs, a capstan type lifting device, a wire pulling system and the like, the capstan type lifting device transmits power through a steel wire rope combination to achieve the lifting purpose, a double-stretching mechanism is adopted, in other words, all movable rods ascend and descend at the same time, the speed is high, the steel wire rope is exposed after ascending, and the movable rods can be self-locked at any height position and do not slide down; the winding mode of the steel wire rope is reasonably arranged in the limited space between the rods, the surface is subjected to anode hardening treatment, and the steel wire rope has high hardness, abrasion resistance and corrosion resistance, meanwhile, lifting is fast, and running is stable.

The utility model discloses truss hoisting equipment in large-span reticulated shell construction, which comprises a crane, a lifting hook group is arranged at the tail end of a lifting rope of the crane, mounting racks are arranged on two side walls of the lifting hook group, electric winches are arranged on the mounting racks, and guide wheel components capable of moving in an arc shape are arranged on the inner side walls of the mounting racks; the guide wheel assembly comprises two arc-shaped sliding plates, two guide wheels are rotationally connected between the two arc-shaped sliding plates, and annular grooves are formed in the side walls of the guide wheels. According to the truss hoisting equipment in the large-span reticulated shell construction, through cooperation of the electric capstan and the guide wheel assembly, the effect of adjusting the angle of a truss is achieved by winding and unwinding a steel wire rope with a certain distance through the electric capstan on one side, so that the truss hoisting equipment adapts to different mounting angles, and the flexibility and accuracy in the truss mounting process are improved; the stability and reliability of the steel wire rope on the electric capstan in the rope winding and unwinding process are ensured, and abrasion and shaking of the steel wire rope are reduced.

The invention relates to a quick cable release hook device which comprises a base mechanism, a winch mechanism, a winch torque monitoring mechanism, a fixing mechanism, a cable release hook mechanism, an anti-release mechanism and a control mechanism. The winch torque monitoring device has the advantages that the winch torque monitoring mechanism is arranged in the winch mechanism, so that the torque of the winch mechanism is monitored in real time, the control mechanism can judge whether a torque value detected by the winch torque monitoring mechanism exceeds a preset torque value or not, and an overload signal is sent out when the torque value exceeds the preset torque value; the capstan torque monitoring mechanism can give out voice alarm prompt when the control mechanism judges that the capstan is overloaded, so that the overload condition of the capstan in the cable winding process is accurately and timely predicted, and an operator is prompted through voice alarm; the anti-falling mechanism is arranged on the fixing mechanism, so that the situation that the mooring rope of the ship falls off from the cable falling hook mechanism due to the fact that the up-down floating height of the berthing ship is too large can be avoided, and the safety is improved.

An embodiment of the present disclosure provides an anchoring apparatus including a windlass unit configured to heave an anchor chain, and a chain compressor including a main body part to which a support roller that supports the anchor chain is rotatably connected, a base part that connects the main body part to a vessel, and a position adjustment unit configured to adjust a position of the main body part on the base part, wherein the windlass unit and the main body part are arranged on the base part.

A tourniquet includes a tourniquet band, a windlass, a windlass base and buckle. The tourniquet band may comprise an outer sleeve and an inner tightening strap. The windlass is operable to apply tension to the inner tightening strap to build occlusion pressure. The windlass base includes a strap guide with first and second guide slots. The strap guide is configured to allow smooth movement of the inner tightening strap during operation of the windlass to allow the windlass to smoothly build occlusion pressure beginning in the first rotation of the windlass.

The utility model relates to cargo anchoring technical field especially marine transportation goods storehouse cargo anchoring equipment, including base, the top of base places has the tray, the top of tray is piled up with a plurality of storage box, the both sides of base all are provided with anchoring mechanism, two anchoring mechanism are symmetrically provided, the inside of anchoring mechanism is provided with the limiting mechanism, through setting anchoring mechanism, through respectively rotating two capstans drive screw rod no.

1. Name of the designed product: electric anchor winch. 2. Use of the designed product: for winding the anchor chain of a ship. 3. Design points of the designed product: the combination of shape and color. 4. Picture or photo best indicating the design points: perspective view. 5. The designed product contains color.

The invention relates to the technical field of hoisting, in particular to steel structure safety hoisting equipment convenient to install, which comprises a hoisting frame, a first electric capstan and the like, two first electric winches are mounted on the hanging bracket in a bilateral symmetry manner; a motor is mounted on the first electric capstan; and two pull ropes are wound on each first electric capstan. When dispersed steel structure columns are hoisted, the connecting frames and the rotating blocks are matched to limit horizontal displacement and vertical displacement between every two adjacent steel structure columns, so that the dispersed steel structure columns form a whole and then are hoisted, a plurality of steel structure columns are hoisted at a time under the condition that safe hoisting is guaranteed, and the hoisting efficiency is improved; and the middle of the steel structure column is supported through the supporting clamping block, so that the shaking amplitude of the steel structure column under the wind load effect can be reduced, the wind resistance of the steel structure column in the air is enhanced, and the safety of hoisting operation is improved.

The invention discloses a mold bag rapid laying auxiliary device and a construction method thereof, the mold bag rapid laying auxiliary device comprises an auxiliary positioning ship platform, a laying track assembly and a buoy auxiliary unfolding device, and the auxiliary positioning ship platform is provided with a winding drum mechanism used for winding and releasing a mold bag and a winch system used for pulling the front end of the mold bag and adjusting the cloth unfolding tension of the mold bag; the positioning navigation system is used for controlling the ship body to move along a preset path, the laying track assembly comprises guide sliding rails arranged along the two sides of the ship body and hanging wheel devices connected with the edges of the mold bags, the guide sliding rails can provide a circulating moving path for the hanging wheel devices, and the hook structures are detachably matched with connecting rings at the edges of the mold bags. The buoy auxiliary unfolding device is used for supporting and guiding the mold bag to be unfolded and automatically unhooking after the mold bag enters water and comprises a buoy body detachably connected with the edge of the mold bag. The problems that mold bag laying is inaccurate in positioning, low in efficiency, insufficient in precision and the like are effectively solved.

The utility model is suitable for winching machine technical field provides an electric winching device, including device bottom plate, the upper surface fixed connection of device bottom plate has winching machine main part, the side surface of device bottom plate is bent upwards and forms side stand in winching machine main part capstan one end's one side. This electric winching device, through setting up the clamping block and the clamping pipe, this device when using, when needing to wind the cable on the capstan of winching machine, can push outwards the sliding block, make the clamping pipe and the clamping block separate, at this moment, it is convenient to wind the cable, after winding, push inwards the sliding block, make the clamping pipe and the clamping block interconnect, through the clamping pipe, extension frame, sliding block and device pole let the other end of capstan also obtain certain support, share part of the pressure that bears, also avoided the connecting shaft of capstan because of the pressure and bent or damaged too much, improved the service life of device whole.

The utility model discloses traction equipment for harbor machinery, which belongs to the technical field of traction equipment and comprises a mounting plate, four positioning holes are arranged at the upper end of the mounting plate, an adjusting mechanism is fixedly connected to the upper end of the mounting plate, and a traction mechanism is fixedly connected to the upper end of the mounting plate. Through cooperative work of a lifting assembly and a positioning assembly in the adjusting mechanism, the height and the horizontal position of a pulling rope can be dynamically adjusted, it is ensured that the pulling rope and the stress point of a pulled machine are located on the same straight line all the time, a first motor drives a first lead screw to ascend and descend a moving block, and the horizontal distance of a moving plate is adjusted in combination with a second bidirectional lead screw in the positioning assembly; vertical and horizontal two-way positioning of the traction rope is achieved, traction force dispersion is effectively avoided, through cooperation of the limiting piece of the traction mechanism and the winch, it is guaranteed that the traction rope is evenly wound and unwound, traction stability is enhanced, the function of guaranteeing stable stress of dragged mechanical equipment can be achieved, and the practicability of the equipment is improved.

The utility model belongs to the technical field of machinery, and particularly relates to a heavy hand-cranking capstan which comprises a capstan seat, a main shaft gear set, a middle shaft gear set and a large gear set, the main shaft gear set, the middle shaft gear set and the large gear set are arranged in an inner cavity of the capstan seat, and main shaft limiting sleeves are fixedly installed on the front sides of the left side wall and the right side wall of the inner cavity of the capstan seat. A main shaft gear set is movably arranged between the two main shaft limiting sleeves, middle shaft limiting sleeves are fixedly installed in the middles of the left side wall and the right side wall of an inner cavity of the winch base, a middle shaft gear set is movably arranged between the two middle shaft limiting sleeves, and a second limiting screw rod is movably arranged between the rear portions of the left side wall and the right side wall of the inner cavity of the winch base. The second limiting screw is fixedly sleeved with a large gear set. When in use, the main shaft gear set, the middle shaft gear set and the large gear set are meshed to transmit power, so as to ensure that the output force is larger, the single-tooth load force is reduced, and the service life is longer.

The utility model relates to the technical field of electric capstan, and discloses an illuminable electric capstan which comprises a bottom plate, a motor is fixedly connected to the front side of the right portion of the top face of the bottom plate, a transmission shaft is fixedly connected to the output end of the motor, and a driving gear is fixedly connected to the outer wall of the transmission shaft. The outer wall of the driving gear is in meshed connection with a first belt, the other side of the first belt is in meshed connection with a first driven gear, the middle of the first driven gear is fixedly connected with a rotating shaft, the rear side of the outer wall of the rotating shaft is fixedly connected with a take-up winch, and the outer wall of the take-up winch is rotationally connected with a steel wire. The front side of the outer wall of the rotating shaft is fixedly connected with a second driven gear. According to the steel wire collecting device, through mutual cooperation of the motor, the winding winch, the gear and the reciprocating threaded rod, uniform collection of steel wires is achieved, and the situation that equipment is damaged and use is affected due to the fact that a mooring rope is wound on the winding winch unevenly is avoided.

A speed control method for a winch system, a winch system, and a crane. The method comprises: acquiring a load ratio and presetting a control current of a proportional pressure reducing valve, wherein the load ratio represents a ratio of a current load to a full load; acquiring a signal of a control pressure of a control handle; calculating a limiting current for the proportional pressure reducing valve when the load ratio is greater than a preset ratio threshold; and performing secondary adjustment on the control pressure of the control handle so as to adjust an opening degree of a main valve, thereby limiting a rotational speed of a winch motor.

The utility model discloses a sinking type capstan support, including the horizontal setting of the hanging plate, one side of the hanging plate is fixedly connected with the extension plate that extends vertically downward, the other end of extension plate is bent out the connecting plate vertically, the hanging plate, extension plate and connecting plate group are Z type settings. The utility model belongs to capstan installation technical field, and specifically refers to a sinking type capstan support, and it is designed to solve at least the problem that the height of capstan installed on the frame is higher than the bottom plate and influences loading.

The application provides an automatic speed change assembly and a capstan. The automatic speed change assembly can directly transmit power when the load is small, the transmission ratio is 1, and higher efficiency is obtained under the premise of meeting power performance. When the load is large, the automatic speed change assembly can change transmission, maximally realize speed reduction and torque increase, and meet work requirements. The automatic speed change assembly and the capstan with the automatic speed change function can realize the automatic speed change function without using any electric control elements, and have good reliability.

The invention discloses an electric composite bow, and belongs to the technical field of composite bows. An electric composite bow comprises a bow body, the bow body comprises a bow body, a bow piece, a bow piece seat, a wheel set and a bow string, the upper end and the lower end of the bow body are each provided with a first installation shaft and a second installation shaft, the rear end of the bow piece seat is hinged to the first installation shaft, and the front end of the bow piece seat is provided with a third installation shaft; each of the second mounting shaft and the third mounting shaft is at least sleeved with a pulley; the capstan structure comprises a pull rope and a capstan arranged in the middle of the bow body, and the capstan is provided with a rope hanging point and a storage groove; the power system comprises a battery and a driving device, and the driving device can drive the winch to rotate so as to take up and pay off the rope. According to the electric composite bow provided by the invention, a user with small strength can also smoothly operate a composite bow with a high pound number.

The invention discloses a sea rescue system which comprises a flying disc type life buoy and a life buoy catching device, the flying disc type life buoy comprises an annular floating body and a water-soluble film system, and the water-soluble film system wraps the whole annular floating body; the water-soluble film system is provided with an inflation inlet in the range of the inner ring of the annular floating body, and the longitudinal section of the annular floating body is composed of two wing-like sections in mirror symmetry; and the life buoy capturing device is used for pulling back the life buoy. According to the sea rescue system provided by the invention, the life buoy adopts an asymmetric section structure and a water-soluble film system, so that efficient remote accurate throwing is realized, the aircraft system quickly positions the position of the life buoy through the visual capture system, the mooring rope is brought to the position of the life buoy, and the winch quickly tows the life buoy and personnel to a ship; rapid and long-distance rescue of the ship is achieved, rescue cost is reduced, and rescue efficiency is improved.

The utility model discloses an outer rotor permanent magnet motor dip paint frock, including platform baseplate, the bottom of platform baseplate is equipped with two roller groups, and one roller group includes the multiple arc rollers in line, the middle part of platform baseplate is opened one and is provided for the through -hole of outer rotor permanent magnet motor, and the both sides of platform baseplate correspond the through -hole and are installed with two stand column beams symmetrically, and all are installed with hoist motor and capstan on stand column beam, and the drive shaft of hoist motor is connected with capstan coaxially, and the free end of steel wire rope is installed with lifting hook and is wound on capstan, and the both sides of platform baseplate are installed with two embrace clamp devices symmetrically to the through -hole. The utility model discloses an outer rotor permanent magnet motor dip paint frock, and the structure design is reasonable, and the required site of production is reduced, and the operation efficiency is high, and the operation safety is good, and the application prospect is good.

The utility model relates to the technical field of boarding equipment, in particular to a hand-operated boarding ladder. The boarding ladder comprises a supporting frame, a boarding ladder body is rotatably installed on one side of the supporting frame, a connecting plate is fixedly connected to the surface of the boarding ladder body, a hinge is rotatably arranged on one side of the connecting plate, a supporting plate is fixedly connected to the surface of the supporting frame, and a rotating wheel is installed on the surface of the supporting plate. A rotating wheel is arranged on the surface of the boarding ladder body, the arc surface of the rotating wheel is rotationally connected with a hinge, one end of the hinge is fixedly connected with a hand-cranking winch, the hand-cranking winch is fixedly installed on the surface of the supporting frame, the surface of the boarding ladder body is fixedly connected with a long handrail and a short handrail, and the surface of the long handrail and the surface of the short handrail are each sleeved with an anti-skid pad. The problems that a plurality of problems exist in a boarding ladder, the ladder needs to be manually erected on a wharf when a part of boarding ladders are in shore, the fixing effect is poor, and accidents such as violent shaking, unstable gravity center, poor safety and easy rollover are caused when people pass through are solved.

A medical device includes a lever with an applied force position, a load position, and a fulcrum position. A first cable extends from the applied force position of the lever to a first capstan, the first cable wrapping around the first capstan. A second cable extends from the applied force position of the lever to a second capstan, the second cable wrapping around the second capstan. A rod couples the load position of the lever and a surgical end effector. The first and second capstans may be fixed to an axle. The axle may receive a rotational input from a rotary actuator. A hand wheel may be coupled to the axle. There may be a spring between a support structure and the lever to bias the lever to rotate about the fulcrum position of the lever.

The ship steering control mechanism and control method of the present application relate to a ship power generation and steering method and mechanism, which is provided with a water flow channel on the hull below the waterline, and a side thrust steering device is fixed in the water flow channel; a wire control device is arranged in the engine room control room of the hull; a retractable winch is arranged on the deck of the hull, a mooring line is fixed on the retractable winch, and a high-altitude wind power generation device is connected to the other end of the mooring line, and the power transmission line of the high-altitude wind power generation device is connected with the power system of the hull. The side thrust steering device can provide side thrust for the steering of the hull, which can control the steering when the hull approaches the shore to replace the tugboat and improve the efficiency, and can overcome the side stress generated when the high-altitude wind power generation device works to realize the control of the sailing posture of the hull, which is good in flexibility, greatly reduces the shipping cost, is not affected by the natural environment, and will not cause the situation of ship position deviation and impact on the wharf; the high-altitude wind power generation device can provide power for the power system and energy storage system of the hull, and can save a part of energy.

The utility model discloses a marine electric anchor capstan convenient for gear replacement, which comprises a base, a power source component fixedly connected to the rear side of the top of the base, a capstan component movably connected to the front side of the top of the base through a bearing, and a gear sleeved on the right side of the surface of the capstan component, the top and the bottom of the outer side of the gear are fixedly connected with conveniently-disassembled mechanisms, the conveniently-disassembled mechanisms comprise fixing plates, pull rods are arranged on the outer sides of the fixing plates in a penetrating mode, connecting plates are fixedly connected to the inner sides of the pull rods, springs are fixedly connected to the front sides and the rear sides of the outer sides of the connecting plates, and the outer sides of the springs are fixedly connected with the fixing plates. According to the electric anchor capstan, the traditional mode that a connecting bolt is screwed off is changed, the clamping block is separated from the interior of the rectangular clamping groove, and then the gear is pulled out, so that a matched dismounting tool is not needed, the operation is not very troublesome, the phenomenon of thread slipping is avoided, and the situation that the replacing and dismounting efficiency becomes slow is avoided.

The utility model discloses a pneumatic mooring winch for a ship, and relates to the technical field of pneumatic mooring winches, the pneumatic mooring winch comprises a pneumatic motor, the output end of the pneumatic motor is fixedly connected with a winch body, one side of the winch body is provided with an auxiliary assembly, and the top of the auxiliary assembly is provided with an adjusting assembly; and the adjusting assembly comprises a motor, the motor is fixed to the top of the pneumatic motor, the output end of the motor is fixedly connected with a two-way lead screw, and the outer wall of the two-way lead screw is in threaded connection with a guide sleeve. According to the pneumatic mooring winch for the ship, by starting a motor, the motor can drive a two-way lead screw to rotate, the two-way lead screw can rotate in a guide sleeve, the guide sleeve can push a movable rod to move under the supporting of a second spring, and the movable rod can drive a fixed shell to move; and the fixing shell can conduct auxiliary winding and conveying on the cable on the winch body through the pressing roller.