286 results about "Capstan" patented technology

The invention relates to the technical field of ship mooring, and discloses a mooring device for a ship, the mooring device for the ship comprises a base and a winch assembly arranged on one side of the base, synchronous movement is achieved through a dynamic rope adjusting structure, the diameter is automatically adjusted through a horn-shaped guide part according to the thickness of a mooring rope, and when the ship is affected by stormy waves, the mooring rope is automatically adjusted. The diameter of the arc plate can be automatically adjusted according to the tensile force of the cable, unwinding buffering and rolling of the balls are achieved, cable abrasion is effectively reduced, the damage risk of stormy waves to the cable is reduced, the service life and safety of the cable under complex working conditions are guaranteed, in addition, bidirectional self-adaptive steering can be conducted along with ship swinging, excessive deflection is limited while ship swinging is allowed, and the service life of the cable is prolonged. It is ensured that the mooring rope is evenly and stably stressed, and the safety, reliability and operation efficiency of ship mooring are greatly improved.

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.

The utility model relates to hoisting equipment for a bridge deck pass-keeping steel plate. The utility model discloses a hoisting device which comprises a flat car, a swing mechanism arranged on the flat car, a stand column arranged on an output shaft of the swing mechanism, a hoisting hydraulic cylinder hinged to the output shaft of the swing mechanism, a hydraulic telescopic arm hinged to the top end of the stand column and a hoisting winch arranged at the hinged end of the hydraulic telescopic arm. The guide roller set is arranged at the moving end of the hydraulic telescopic arm. According to the utility model, mechanical operation is carried out through the slewing mechanism, the lifting hydraulic cylinder, the hydraulic telescopic arm, the permanent magnet lifting jack and the like, so that rapid and safe lifting of a steel plate can be realized, the construction efficiency is greatly improved, the risk of manual operation is remarkably reduced, and remarkable economic benefits and social benefits are brought to the bridge construction industry.

The utility model belongs to the field of electric capstan, and particularly relates to an electric capstan capable of automatically arranging ropes, which comprises a mounting frame, a pressing mechanism is arranged on the upper surface of the mounting frame, the pressing mechanism comprises a fixing rod and a pressing plate, U-shaped plates are fixed at two ends of the fixing rod, the two U-shaped plates are fixed on the upper surface of the mounting frame, and the pressing plate is fixed on the upper surface of the mounting frame. A fixing sleeve is fixed to the outer surface of the fixing rod, and symmetrical sliding sleeves are slidably connected to the outer surface of the fixing rod. According to the electric capstan capable of automatically arranging the ropes, through the arrangement of the mounting frame, the pressing mechanism and other structures, the wound ropes can be pressed, so that the wound ropes can be compactly attached together; the situation that due to the fact that the wound rope is in a loose state, the wound rope is wound or knotted along with shaking in the running process of a vehicle is avoided, and therefore people can use the rope more conveniently in the next time.

The invention discloses a lubrication type capstan power transmission gear box of a constant tension winch, and relates to the field of gear boxes, the lubrication type capstan power transmission gear box comprises a box body, an input shaft, a speed reducing mechanism and an output shaft, the input shaft is installed on the left side of the box body, the right side of the input shaft is connected with the speed reducing mechanism, and the right side of the speed reducing mechanism is connected with the output shaft; a circulating lubricating mechanism is arranged in the box body and used for lubricating components in the box body, the speed reducing mechanism comprises a transmission shaft, a meshing wheel and a transmission gear set, the transmission shaft is rotationally installed in the box body, and the meshing wheel is arranged on the surface of the transmission shaft. According to the lubricating type capstan power transmission gear box of the constant tension winch, rotation power is provided for the output shaft through meshing of the meshing wheel and the input shaft, and the meshing wheel can move on the transmission shaft, so that connection control between the meshing wheel and the input shaft is achieved; when the transmission shaft is manually controlled subsequently, the engagement wheel can be prevented from being locked by disconnecting the engagement wheel from the input shaft.

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.

The present invention relates to the technical field of windlasses, and discloses an anchoring structure, a windlass based on this structure and a usage method. Through the setting of the connection component, when it is necessary for the windlass to simultaneously retrieve the ship anchor and the cable, the crew uses the lever to push the engagement shaft to dock with the engagement disc of the winch, becoming an integral whole. So that when the windlass drives the winch to rotate and retrieve the anchor chain, it can also synchronously drive the auxiliary drum to rotate, enabling the auxiliary drum to retrieve the cable. When it is necessary for the windlass to separately retrieve the ship anchor or the cable, the crew uses the lever to push the connecting shaft to separate from the engagement disc of the winch, making the winch and the auxiliary drum independent of each other, and capable of separately retrieving the ship anchor or the cable. Thus, the windlass can be applied to various situations, improving the applicability of the device.

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 invention provides a full-rotation tug with both port mooring assistance and coastal towing, and belongs to the technical field of tugs. The ship comprises a ship body structure, the ship body structure comprises a main deck and a head lifting deck, the main deck and the head lifting deck form a connecting deck structure in the middle of the ship body structure, a towing engine is arranged at the position, close to the middle of the ship body structure, of the main deck, and two anchor winches are symmetrically arranged on the head lifting deck; a folding arm crane and a winch are arranged on the main deck located behind the towing engine, a cabin platform is arranged in the ship body structure below the main deck, a standby cable winding machine is installed on the cabin platform, and a cable hatch cover used for allowing a cable on the standby towing engine to enter and exit is arranged on the main deck. A larger coverage range is provided for tail towing, sailors can be ensured to safely engage in towing work by canceling the design of the rear lifting deck, and the cylinder hanging space required by maintenance of the medium-speed engine can be met by extending the first lifting deck.

The utility model relates to the technical field of wind power generation, in particular to an adjusting device for hoisting a wind power generation blade, which comprises a hoisting plate, a stabilizing mechanism capable of stabilizing the position of the blade, a plurality of fixing mechanisms capable of being fixed with the blade and a plurality of moving mechanisms. According to the utility model, the lifting hook of the crane is hooked on the lifting ring, the two fixing boxes are fixed on the ground through the connecting pieces, the blades are fixed on the plurality of fixing mechanisms, the motor is started to drive the lifting plate and the blades to move upwards, and in the lifting process, the automatic winch is used for releasing the inhaul cable and keeping the inhaul cable straight, so that the lifting plate is kept in a relatively stable state and is not easy to shake; after the blade moves to a proper height, the movable ends of two electric push rods on a plurality of moving mechanisms are started to synchronously move in different directions so as to drive the blade to deflect, and a power motor can be started to drive an adjusting screw rod to rotate and drive the blade and a fixing mechanism to synchronously and transversely move, so that the position of the blade is finely adjusted, and the blade is conveniently mounted.

The utility model relates to a manual winch for vehicle escape, which is characterized by comprising an outer frame body and a rotating winch detachably connected in the outer frame body, the rotating winch comprises a sleeve, ratchet wheels fixed at the two end parts of the sleeve, and rocking arms rotationally connected on the outer side surfaces of the ratchet wheels, the swing arm is connected with a first pawl so as to drive the ratchet wheel to rotate when the swing arm swings in the forward direction, the outer frame body is connected with a second pawl so as to limit rotation of the ratchet wheel when the swing arm swings in the reverse direction, and a first detachable connecting rod in threaded connection with the outer frame body is arranged in the sleeve in a penetrating mode. An opening window through which the end part of the traction ring can penetrate and sleeve the first detachable connecting rod is arranged on the wall of the sleeve; the manual winch for vehicle escape is compact in structure, reasonable in design, convenient to carry and use and favorable for realizing vehicle escape.

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 utility model discloses a 25-meter-level navigation mark boat for an inland river. The 25-meter-level navigation mark boat comprises a bottom cabin, a boat room and a front deck. A hydraulic crane, a hydraulic capstan and a hydraulic turnover platform are arranged on the foredeck, the hydraulic crane is arranged in the middle of the foredeck, the hydraulic capstan is arranged in front of the hydraulic crane, and the hydraulic turnover platform is arranged on one side of the foredeck; and the hydraulic crane, the hydraulic capstan and the hydraulic turnover platform share one set of hydraulic pump station. According to the utility model, the mechanization degree of navigation channel maintenance operation is improved, and compared with the conventional 25-meter-level navigation mark boat, the manual operation can be reduced, and the working efficiency is improved.

The present invention discloses an upper and lower disk structure of a horizontal cabling machine and a method of using the same, comprising a supporting wheel mechanism, a capstan winch, a plurality of cradle frames, a wire drum, a plurality of filling rope pay-off frames, a filling rope wire drum, a plurality of positioning sleeves for upper disks, a photoelectric switch, an oil cylinder, a positioning pin for upper disks, a reflector, a lifting platform, a track, a remote-controlled mobile trolley, a fine-tuning mechanism, a telescopic operating platform, a telescopic mechanism, a spring and an intermediate guardrail. The structure utilizes a photoelectric switch and a reflector to cooperate to determine a position, and then the positioning pin for the upper disk extends into the positioning sleeve for the upper disk, so that the wire drum and the filling rope wire drum will not rotate due to the weight imbalance of the capstan winch when the wire drum is lowered or lowered, thereby greatly improving safety. At the same time, since a plurality of positioning sleeves for the upper disk are provided, in combination with the telescopic operating platform and the lifting platform at fixed positions, the structure can realize the upper and lowering of all wire drums and the filling rope wire drums at the same position, thereby greatly improving the efficiency of the upper and lower disks.

A towing apparatus, comprising a winch module (10), a pulley module and a power supply (41), wherein the winch module (10) comprises a winch (11) and a driving assembly in transmission connection with the winch (11), with a twisted rope (12) winding around the winch (11); the pulley module comprises at least one movable pulley (31), with the twisted rope (12) winding around the movable pulley (31), and the movable pulley (31) being used to be connected to a device to be towed; and the power supply (41) is electrically connected to the driving assembly.

The rail-type pile driver connected to the bucket shaft of the excavator belongs to the technical field of pile drivers. The rod body is installed on the penetrating hammer assembly, and the propulsion system provides reciprocating power for the penetrating hammer assembly. The combination of the hydraulic static jacking provided by the propulsion system and the impact hammer provided by the penetrating hammer assembly acts on the rod body. The frame body is installed on the mechanical arm of the excavator through a flip capstan, and the support rod assembly is installed on the frame body to support the rod body. The present invention is designed to be rail-type - ① making it possible to "drive the anchor rod according to the expected position and angle of the anchor rod"; ② the driving efficiency is high, making "large-scale production or construction" possible; ③ the travel trajectory is as linear as possible to reduce the driving resistance, reduce the disturbance to the soil around the pile, reduce the damage to the pile body, protect the anchor rod from breaking or bending as much as possible, ensure the completion of the piling process, the good appearance of the work results and meet the needs of subsequent operations.

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.

The invention belongs to the technical field of ship and ocean engineering equipment, and discloses an anchoring device with a ship single-anchor capstan matched with double anchors and a ship. The anchoring device with the single-anchor capstan matched with the double anchors for the ship comprises the anchor capstan, a port anchoring system and a starboard anchoring system. Wherein the anchor capstan is arranged in the middle of a deck of the ship; the larboard anchoring system and the starboard anchoring system are arranged on the left side and the right side of the anchor capstan correspondingly, and the larboard anchoring system and the starboard anchoring system can both be arranged on the anchor capstan in a winding mode; the anchor capstan is configured to be selectively connected with the port anchoring system so as to drive the port anchoring system to work; or selectively connected with the starboard anchoring system so as to drive the starboard anchoring system to work. According to the anchoring device with the single-anchor capstan matched with the double anchors for the ship, driving of the double anchors can be achieved through the single-anchor capstan, the structure is simplified, cost and weight are reduced, maintenance convenience is improved, and the anchors are flexible, changeable, convenient and attractive in retracting and releasing direction.

The utility model relates to mechanical transmission equipment field especially relates to a portable winch, including capstan assembly and electric control element, electric control element is connected with capstan assembly, capstan assembly includes motor, speed reducer, reel, traction part, fixed part, electric control element includes relay, power cord, still include: protective shell, capstan assembly sets up in protective shell, protective shell is divided into shell and bottom plate, the shell is open frame structure, the bottom plate two long sides are provided with the frame part that forms to the extension of opposite bottom plate plane upward, the shell is fixedly connected with the one end of bottom plate through frame part, and the other end of bottom plate is provided with the rope outlet, fixed seat, the fixed seat sets up at the rope outlet of bottom plate, the fixed seat is connected with the rope outlet, the fixed seat is equipped with the opening corresponding with the rope outlet of bottom plate, effectively protects inside capstan assembly and electric control element, and also is convenient for dismouting maintenance, and the whole structure is compact, is convenient for carrying, and the suitability is strong.

A bridle system (30) arranged on a multi-hull marine vessel (200), the vessel comprising an anchor deployment and retrieval system (100) comprising a windlass (101), an anchor chain (102) connected to an anchor and operatively engaged with the windlass for deploying / retrieving the anchor and the anchor chain, the bridle system (30) comprising a bridle (10) comprising a port-side leg (11) and a starboard-side leg (12) connected to a chain hook (13) adapted for releasably engaging with the anchor chain (102) at any position along the anchor chain (102), where the bridle system (30) further comprises a port-side bow winch (21) for independently adjusting the length of the port-side leg (11) and a starboard-side bow winch (22) for independently adjusting the length of the starboard-side leg (12). A multi-hull marine vessel (200) comprising the bridle system (30) and a respective method of using a bridle (10) are herein also disclosed.

The present invention relates to the field of surface recovery of autonomous underwater vehicles (AUVs). Specifically, it relates to a tilting and lifting slide-type rope capture and recovery device. The slide-type rope capture mechanism is mounted on the deck of a mother ship via a channel steel slide. The channel steel slide is equipped with adapter plates on both sides and connected to the mother ship via bolts. A base frame and the channel steel slide form a slide assembly via channel steel pulleys fixed to both sides of the base frame. The base frame is connected to a bracket via two electric push rods, four hinges, and two bearing seats. A winch is arranged inside the bracket and connected to a recovery rope. The end of the recovery rope is arranged in a triangular shape. Air drums are arranged on both sides of the bracket, extending two tensioning ropes connected to the end of the recovery rope. Two rows of pulleys are arranged on the bracket to serve as the recovery slide. The present invention has the advantages of high safety, reliable connection, and easy operation.

This invention discloses a dual-drum adjustable-speed submarine cable laying and recovery winch and its usage method, including a base, a drum winch, a power system, and a clamping system. The base includes a working deck and a support frame. The working deck has circular holes and circular grooves. The support frame is mounted on the working deck. Rollers and cylindrical rollers are evenly distributed circumferentially within the circular grooves of both the working deck and the support frame. The drum winch includes an upper drum and a lower drum, which are rotatably connected in the circular grooves. The power system includes an upper motor and a lower motor, connected to both the upper and lower drums. The clamping system includes elastic clamps and electromagnet boxes. The elastic clamps are connected to the side walls of the upper and lower drums. Each elastic clamp has two electromagnet boxes at its end. This invention enables safe and efficient recovery of submarine cables, effectively protects the normal sections of the cable, and further saves space and cost.

1. Name of the designed product: guide rope frame. 2. Use of the designed product: for installation on a vehicle and for guiding the towing rope of a capstan. 3. Design points of the designed product: in shape. 4. Picture or photo showing the design points most: perspective view.

The invention discloses a marine anchor and mooring equipment positioning mechanism, and relates to marine equipment, the marine anchor and mooring equipment positioning mechanism comprises a mounting bottom plate, an anchor and mooring equipment main body is fixedly connected above the mounting bottom plate, the anchor and mooring equipment main body comprises a driving shaft fixedly connected with a winch, a manual locking mechanism is arranged on the outer side of the driving shaft, and an auxiliary locking mechanism is arranged on the outer side of the winch. And the auxiliary locking mechanism is matched with the side edge of the winch. Compared with the prior art, the locking device has the beneficial effects that the locking device is simple in structure and convenient to use, the positioning and locking effect of the anchor and mooring equipment can be greatly improved through cooperation of the manual locking mechanism and the auxiliary locking mechanism during use, property loss caused by out-of-control of the anchor and mooring equipment is avoided, and the risk of personnel injury is reduced. And through cooperation of the driving unit and the transmission unit, the transverse movement limiting rod can be promoted to be exposed, the friction force between the anchor chain and the winch is greatly improved, the using effect is good, and the device is worthy of popularization.

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.