64results about How to "Accurate requirements for rotational speed" patented technology

The application discloses a crane with a running trolley and a balanced end girder, which includes a double-girder bridge frame with two end girders and two main girders; The running trolley is connected on the track; the end beam is composed of a balanced end beam and a connecting rod; one end of the balanced end beam is connected to the driving device of the cart, and the other end is connected to the passive wheel group; both ends of the end beam are connected to the horizontal wheel device; the outer side of the main beam is equipped with rails; Both sides of the trolley are connected with anti-roller devices, and the anti-roller devices are hooked and run on the rails; the two driving wheels on the trolley are connected to the same driving axle to drive; the trolley is equipped with a rotating mechanism; the lower end of the boom shaft and the cantilever member Connection, the upper end is connected to the collector slip ring; the electric hoist is installed on the cantilever member; the car stop device is connected to the cantilever beam; the cantilever beam is located under the main beam and can rotate at any angle on the horizontal plane.

This application discloses a cantilever crane with a running trolley and a collector slip ring, including an end beam and a main beam; an electric pick-up frame and hanging cables are arranged on the outside of one of the main beams; a track is arranged above the main beam, and a The running trolley; the end beam is equipped with an anti-tipping device; the outer side of the main beam is equipped with a side track and a safety hook, and the safety hook is connected to the running trolley with a rotating mechanism; the boom shaft in the rotating mechanism passes through the center of the bearing seat and the thrust Bearing connection; the thrust bearing is connected to the upper part of the bearing seat; the locknut A above the thrust bearing is threadedly connected with the boom shaft, and is loosened and fixed by the bolt passing through the diameter; the driving device is connected with the small fan gear, the small fan gear and the large fan The gear meshing connection, the large fan gear is connected to the boom shaft; the cantilever member and the collector slip ring are connected to the boom shaft; the electric hoist is connected to the cantilever beam; the cantilever beam is under the main beam and can rotate at any angle; the cantilever beam is connected There are two sets of car gears and their positions are adjustable.

This application discloses a crane with double trolleys and balanced end girder anti-tipping, including a double-girder bridge frame; the double-girder bridge frame includes an end girder and a main girder; ; One end of the balance end beam is connected to the driving device of the cart, and the other end is connected to the passive wheel group; two ends of the end beam are respectively connected to a set of anti-tipping device; there is a track under the main beam; The lifting trolley and the suspended end beam trolley are connected to the two rails; the lifting trolley is provided with a lifting device; the suspended end beam trolley is provided with a rotating mechanism; the lower end of the boom shaft in the rotating mechanism is connected to the cantilever member , the upper end is connected to the collector slip ring; the electric hoist is installed on the cantilever member and can move back and forth along the cantilever beam; the cantilever beam is under the main beam and can rotate at any angle; the cantilever beam is connected with a car stop device and its position is adjustable; Two independently movable hanging cables are arranged in the hanging cable device.

This application discloses a cantilever crane with double trolleys and fan gear transmission, which includes two end beams and two main beams, the ends of the two main beams are respectively connected to the two end beams; There is a trolley running device; two end beams are connected with safety hooks; I-steel rails are installed under the two main beams; both ends of the I-steel rails are connected to the car stop device; the lifting trolley is connected between the two I-steel rails and the suspended end beam trolley; the suspended end beam trolley is provided with a rotating mechanism with fan gear transmission; one end of the boom shaft in the rotating mechanism is connected to the cantilever component; the cantilever component is provided with a rotation limit device; the cantilever beam on the cantilever component The electric hoist is installed, and the electric hoist can move back and forth horizontally along the cantilever beam; the cantilever beam is located under the two main beams and can rotate; two end beams are each equipped with a lifting frame, and two steel cable rails are connected between the lifting frames , the two steel cable rails are connected with hanging cables.

The application discloses a cantilever crane with a lifting trolley and a suspension trolley that can rotate at any angle, including a double-girder bridge frame; the double-girder bridge frame includes an end beam and a main beam; the two ends of the track below the main beam are welded with stoppers and buffers; The lifting trolley and the suspension trolley are connected to the two rails; the suspension trolley is equipped with a rotation mechanism; the lower end of the boom shaft in the rotation mechanism is connected to the cantilever member, and the upper end is connected to the collector slip ring; the electric hoist is installed on the cantilever The cantilever beam moves horizontally; the cantilever beam is located under the main girder and can rotate at any angle; the end girder of the double-girder bridge is equipped with a lifting frame, and two steel cable rails are connected between the two lifting frames. The two hanging cables are respectively connected to the electrical connections on the suspension trolley and the lifting trolley.

This application discloses a double-girder crane with double trolleys and balanced end girder anti-tipping, including a double-girder bridge frame; the end girder in the bridge frame is composed of a balanced end girder and a connecting rod; device, the other end is connected to the passive wheel group; the two ends of the end beam are connected to anti-tipping devices; the lifting trolley and the suspension end beam trolley are connected between the rails under the two main beams; the lifting trolley is equipped with a hook lifting device; The suspended end beam trolley is provided with a rotating mechanism with fan gear transmission; the lower end of the boom shaft is connected to the cantilever member, and the upper end is connected to the safety ruler; the electric hoist is installed on the cantilever member and can move back and forth along the cantilever beam; The lower part can be rotated; the double-girder bridge frame is equipped with a trolley hanging cable device, and the trolley hanging cable device is equipped with two sets of hanging cables that can move independently.

The invention discloses a crane with two trolleys and telescopic cantilever beams capable of rotating at any angle. The crane comprises a double-beam crane span structure with end beams and main beams; the two ends of each end beam are both provided with cart driving devices and safe hooks; tracks at the lower portions of main beams are connected with two suspended trolleys; the suspended trolleysare provided with rotating mechanisms driving fan gears to rotate; the lower ends of suspension bar shafts in the rotating mechanism are connected with cantilever components, and the upper ends of the suspension bar shafts are connected with electricity collection sliding rings; the cantilever beams in the cantilever components are telescopic beams; the telescopic movement of the cantilever beamsis controlled by hydraulic cylinders; one end of each cantilever beam is connected with a hydraulic pressure station, and the other end of the corresponding cantilever beam is fixedly connected withan electric block; the cantilever beams are located at the lower portions of the main beams and can stretch out of a workshop to work, and can rotate at any angle in a horizontal plane.

This application discloses a crane with a suspended end beam trolley and a rotating mechanism with open transmission, including an end beam and a main beam; the end beam is composed of a balanced end beam and a connecting rod; Tilting device; there are tracks under the two main beams; the suspended end beam trolley connected to the tracks has a rotating mechanism; the boom shaft is connected to the thrust bearing and bearing A and bearing B; the thrust bearing is connected inside the bearing seat , Bearing A and Bearing B are respectively connected to both ends of the above-mentioned bearing housing through a fixed cover and a flange cover; the driving device is connected to the support of the reducer; the output shaft of the driving device is connected to the pinion, and the pinion is meshed with the large gear. The large gear is connected to the upper part of the boom shaft; the lower part of the boom shaft is connected to the cantilever member; the upper end of the boom shaft is connected to the safety ruler; two travel switches are connected to the small frame; the cantilever beam in the cantilever member is connected to the electric hoist; the cantilever beam It is under the main beam and can be rotated.

This application discloses a cantilever crane with two suspension trolleys and an end girder anti-tipping, including a double girder bridge frame; the double girder bridge frame includes an end girder and a main girder; the end girder is connected by two balanced end girders and a connecting rod One end of the balanced end beam is connected to the driving device of the cart, and the other end is connected to the passive wheel group; two ends of the end beam are respectively connected to a set of anti-tipping device; there is a track under the main beam; Two suspension trolleys are connected between them; the suspension trolley is equipped with a rotating mechanism; the lower end of the boom shaft in the rotating mechanism is connected to the cantilever member, and the upper end is connected to the collector slip ring; the electric hoist is installed on the cantilever member and can move back and forth along the cantilever beam The cantilever beam is located under the main beam and can rotate at any angle; the trolley hanging cable device is installed on the double beam bridge frame, and the two hanging cables in the trolley cable hanging device are respectively connected to the electrical connections on the two suspended trolleys.

The application discloses a crane with a suspended trolley and a movable block that can rotate at any angle, including a double-girder bridge frame; device; there is a track under the main beam; the two ends of the track are connected to the car block device; the two tracks are connected to the suspension trolley; the suspension trolley is equipped with a rotation mechanism with fan gear transmission; the lower end of the boom shaft in the rotation mechanism is connected to the cantilever member , the upper end is connected to the current collector slip ring; the electric hoist is installed on the cantilever member and can move back and forth along the cantilever beam; the cantilever beam is under the main beam and can rotate at any angle; Connect the guide cable rail; connect the hanging cable on the guide cable rail, and one end of the hanging cable is connected to the electrical connection on the suspension trolley.

This application discloses a crane with two suspended end girder trolleys and a cantilever beam that can rotate at any angle, including a double girder bridge frame with end girders and main girders; Turning device; two suspended end beam trolleys are connected to the rails below the two main beams; a rotating mechanism with fan gear transmission is installed on the suspended end beam trolley; the lower end of the boom shaft in the rotating mechanism is connected to the cantilever member, and the upper end is connected to the collector Slip ring; the cantilever member includes a cantilever beam and a suspension seat; the suspension seat is welded at one end of the cantilever beam; the cantilever beam is made of I-beam; the cantilever beam is provided with a guide rail; The hanging cable; one end of the hanging cable passes through the center hole of the boom shaft and is connected to the collector slip ring; the electric hoist is connected to the cantilever beam, and the cantilever beam is located under the main beam and can be extended outside the workshop, and can Rotate at any angle on the horizontal plane.

This application discloses a crane with a trolley running on reverse rollers and a horizontal wheel device, which includes a bridge frame composed of two end girders and two main girders; The running trolley is connected to the track above the main girder; a set of horizontal wheel devices are installed at both ends of the end girder; steel rails are set on the outside of the main girder; anti-roller devices are connected to both sides of the running trolley, and the anti-roller devices are hooked on the rails Running; the two active wheels on the running trolley are connected to the same driving axle to drive; the center of the running trolley is equipped with a rotating mechanism; the lower end of the boom shaft is connected to the cantilever component, and the upper end is connected to the collector slip ring; the cantilever component is connected to the electric hoist and can Move back and forth horizontally along the cantilever beam; the cantilever beam is under the main beam and can rotate at any angle on the horizontal plane.

This application discloses a bridge-type cantilever crane with a trolley running on reverse rollers and a safety hook. It includes two end girders and two main girders to form a double-girder bridge structure; The running trolley is connected to the track above the beam; both ends of the end beam are equipped with a cart driving device with wheel rims and gear teeth and an anti-tipping device; steel rails are set on the outside of the main beam; both sides of the running trolley are connected with anti-rolling device The device runs on the rails; the two active wheel groups on the running trolley are driven independently; the running trolley is equipped with a rotating mechanism; the thrust bearing in the rotating mechanism is connected to the upper part of the bearing seat; the lower part of the boom shaft in the rotating mechanism is connected to the cantilever The components are connected, and the upper part is connected to the collector slip ring; the electric hoist is installed on the cantilever component and can move back and forth horizontally along the cantilever beam; the cantilever beam is under the main beam and can rotate at any angle on the horizontal plane.

This application discloses a bridge-type cantilever crane with a suspended end girder trolley and end girder anti-tipping, including a double-girder bridge frame; the double-girder bridge frame includes an end girder and a main girder; device and anti-tipping device; there is a track under the main beam; the two ends of the track are connected to the stop device; the two rails are connected to the suspension end beam trolley; the suspension end beam trolley is equipped with a rotation mechanism with fan gear transmission; The lower end of the boom shaft in the rotating mechanism is connected to the cantilever member, and the upper end is connected to the collector slip ring; the cantilever member has a triangular structure; the electric hoist is connected to the cantilever member and can move back and forth along the cantilever beam; Rotation; the cantilever end of the cantilever beam is connected to the car stop device; the two end girders on the double-girder bridge are respectively connected to a power frame, and the two power frames are connected to a steel cable rail, and one end of the hanging cable on the steel cable rail is connected to the suspension Electrical connection on end beam trolley.

The invention discloses a half-portal crane with a lifting trolley and a cantilever beam hanging balance weight. A half portal is composed of an end beam, two main beams and a support frame; walking boards are arranged on the outer side faces of the two main beams, and the outer portion of one walking board is connected with a supporting power frame; rails at the upper portions of the two main beams are connected with the lifting trolley and a running trolley; the lifting trolley is provided with a lifting-hook craning lifting device; the outer sides of the two main beams are each provided with a steel rail with the rail face formed downwards, and the steel rails are parallel to the rails; the two sides of the running trolley are connected with two reverse rolling wheel devices respectively, and the reverse rolling wheel devices are hooked and overlapped on the steel rails to run; a rotating mechanism is arranged on the running trolley; the lower end of a derrick shaft in the rotatingmechanism is connected with a cantilever member, and the upper end of the derrick shaft in the rotating mechanism is connected with a safety rule; the balance weight is hung at the end, close to a hanging base, of a cantilever beam in the cantilever member, the other end, close to a hanging base, of the cantilever beam in the cantilever member is connected with an electric hoist, the electric hoist can horizontally move along the cantilever beam, and the cantilever beam is located at the lower portions of the main beams, can extend out of a workshop to work, and can rotate on the horizontal plane.

The invention discloses a crane with a running trolley, balancing end beams and arbitrary angle rotation. The crane comprises a double-beam bridge frame formed by two end beams and two main beams; an electric cable suspension scaffolding and a hanging cable are arranged outside one main beam; tracks are arranged on the two main beams respectively and are connected with the running trolley; each end beam is formed by connecting the two balancing end beams with a connection rod therebetween; one end of each balancing end beam is connected with a cart drive device, and the other end is connected with a driven wheel group; each end of each end beam is connected with a set of horizontal wheel device; side tracks are arranged on the outer side surfaces of the two main beams respectively; an interval below each side track is connected with a safety hook; each safety hook is connected to the running trolley; the running trolley is provided with a rotation mechanism; a thrust bearing in the rotation mechanism is connected with the upper part of a bearing seat; the lower end of a suspender shaft in the rotation mechanism is connected with a cantilever member, and the upper end is connected with a current collecting slip ring; an electric hoist is installed on the cantilever member and can move back and forth along a cantilever beam; and the cantilever beam is arranged below the main beams and can rotate with an arbitrary angle.

The application discloses a crane with a hoisting trolley and a suspension trolley that can rotate at any angle, including a double-girder bridge frame with end girders and main girders; both ends of the end girders are provided with cart driving devices; rails are provided under the main girders; The two ends of the track are connected to the stop device; the two rails are connected with a lifting trolley and a suspension trolley; the lifting trolley is provided with a hook-type lifting device; the suspension trolley is provided with a rotation mechanism; the boom shaft in the rotation mechanism The lower end is connected to the cantilever member, and the upper end is connected to the collector slip ring; the electric hoist is installed on the cantilever member and can move back and forth along the cantilever beam; the cantilever beam is under the main beam and can rotate at any angle; Set up a safety hook; there are a number of pick-up racks on the top of the double-girder bridge, and two rows of guide rails are connected under the pick-up racks; movable hanging cables are connected to the guide guide rails.

The application discloses a crane with a suspended end beam trolley and a cantilever beam that can rotate at any angle, including a double-girder bridge frame with an end beam and a main beam; both ends of the end beam are equipped with a cart driving device and an anti-tipping device ;The suspension end beam trolley is connected to the track below the main beam; the suspension end beam trolley is equipped with a rotation mechanism with fan gear transmission; the lower end of the boom shaft in the rotation mechanism is connected with the cantilever component, and the upper end is connected with the collector slip ring; the cantilever component It includes a cantilever beam and a hanging seat; the hanging seat is welded at one end of the cantilever beam; the cantilever beam is made of I-beam or H-shaped steel; the cantilever beam is provided with a guide rail; Hanging cable; one end of the hanging cable passes through the center hole of the boom shaft and is connected to the collector slip ring; the electric hoist is connected to the cantilever beam, and the cantilever beam is located under the main beam and can be extended outside the workshop, and can be Rotate at any angle on the horizontal plane.

The invention discloses a crane with a lifting trolley, a suspending trolley and a balance weight. The crane comprises a double-beam bridge frame formed by main beams and end beams. Large vehicle driving devices with wheel teeth arranged on wheel rims and safety hooks are arranged at the two ends of the end beams. The lifting trolley and the suspending trolley are connected between two rails. A lifting hook type jack-up lifting device is arranged on the lifting trolley. A rotating mechanism is arranged on the suspending trolley. The lower end of a suspender shaft in the rotating mechanism is connected with a hanging base in a cantilever component, and the upper end of the suspender shaft is connected with a collecting slip ring. The hanging base in the cantilever component is welded to oneend of the cantilever beam. The balance weight is hung at the end, close to the hanging base, of the cantilever beam, the other end of the cantilever beam is connected with an electric hoist and a vehicle bumper device, the electric hoist can horizontally move along the cantilever beam, and the cantilever beam is located below the main beams, can stretch out of a workshop to work, and can rotateon the horizontal plane at any angle.

This application discloses a bridge-type cantilever crane with a suspension trolley and a collector slip ring, including an end girder and a main girder; the end girder is composed of a balanced end girder and a connecting rod; Anti-tipping device; the track below the main girder is connected to a suspension trolley with a rotating mechanism; the boom shaft is connected to the thrust bearing and bearing A and bearing B; the thrust bearing is connected inside the bearing seat, and bearing A and bearing B are respectively The two ends of the above-mentioned bearing seat are connected through the fixed cover and the flange cover; the driving device is composed of a brake motor and a vertical reducer; the output shaft of the driving device is connected to the pinion, and the pinion is meshed with the large On the upper part of the boom shaft; the lower part of the boom shaft is connected to the cantilever member; the upper end of the boom shaft is connected to the collector slip ring; the cantilever beam in the cantilever member is connected to the electric hoist; the cantilever beam is located under the main beam and can rotate at any angle.

This application discloses a crane with a running trolley and a safety hook that can rotate at any angle. It includes a double-girder bridge frame composed of two end girders and two main girders; There is a track on the top of the beam, and the running trolley is connected to the track; the two ends of the end beam are equipped with a cart driving device and a buffer with a shaft wheel; the outer side of the main beam is equipped with a side track; the gap below the side track is connected with a safety hook. The safety hook is connected to the running trolley; there is a rotating mechanism in the center of the running trolley; the thrust bearing in the rotating mechanism is connected to the upper part of the bearing seat; the lower part of the boom shaft in the rotating mechanism is connected to the cantilever member, and the upper part is connected to the collector slip ring; the cantilever An electric hoist is installed on the component and can move back and forth horizontally along the cantilever beam on the cantilever component; the cantilever beam is under the main beam and can rotate at any angle on the horizontal plane.

This application discloses a double-girder crane with a suspended end beam trolley and a balanced end beam anti-tilt, including a double-girder bridge; the end beam in the bridge frame is composed of a balanced end beam and a connecting rod; one end of the balanced end beam is connected to a large The other end is connected to the passive wheel group; the two ends of the end beam are connected to the anti-tipping device; the track below the main beam is connected to the suspended end beam trolley; the suspended end beam trolley is equipped with a rotating mechanism with fan gear transmission; the boom The lower end of the shaft is connected to the cantilever member, and the upper end is connected to the safety ruler; the electric hoist is installed on the cantilever member and can move back and forth along the cantilever beam; the cantilever beam is located under the main girder and can rotate; the trolley hanging cable device is installed on the double girder bridge, and the trolley hanging cable device The hanging cable on the top is connected to the electrical connection on the suspended end beam trolley.

This application discloses a crane with suspended end girder trolley and balanced end girder anti-tipping, including double-girder bridge frame; double-girder bridge frame includes end girder and main girder; end girder is connected by two balanced end girders and a connecting rod in the middle One end of the balanced end beam is connected to the driving device of the cart, and the other end is connected to the passive wheel group; two ends of the end beam are respectively connected to a set of anti-tipping device; there is a track under the main beam; Connect the buffer; the two rails are connected to the suspended end beam trolley; the suspended end beam trolley is equipped with a rotating mechanism; the lower end of the boom shaft in the rotating mechanism is connected to the cantilever member, and the upper end is connected to the collector slip ring; the electric motor is installed on the cantilever member. The hoist can also move back and forth along the cantilever beam; the cantilever beam is under the main beam and can rotate at any angle; the cantilever beam is connected with a car stop device and its position can be adjusted; on the electrical connection.

The application discloses a semi-gantry crane with a lifting trolley, a running trolley and an open drive, including a semi-gantry. The semi-gantry is composed of an end beam, two main beams, and a leg frame. One end of the main girder is connected to the end girder and the other end is connected to the outrigger frame; one main girder is equipped with a pick-up frame; two sets of hanging cables are installed on the pick-up rack; a lifting trolley and a running trolley are connected to the track above the main girder ;The outer side of the main beam is equipped with side rails; the lower gap of the side rails is connected with a safety hook; the running trolley is driven by a ZSC reducer; the running trolley is equipped with an open transmission rotation mechanism; the boom shaft in the open transmission rotation mechanism It is connected with the cantilever component; the cantilever component is provided with a rotation limit device; the cantilever component is equipped with an electric hoist and can move back and forth horizontally along the cantilever beam; the cantilever beam is connected with a position-adjustable car stop device; Stretch out to work outside the workshop, and can rotate on the horizontal plane.

This application discloses a cantilever crane with two suspension trolleys that can be rotated at any angle, including a double-girder bridge frame; There are two suspension trolleys connected to the track; the suspension trolley is provided with a rotation mechanism; the lower end of the boom shaft in the rotation mechanism is connected to the cantilever member, and the upper end is connected to the collector slip ring; the electric hoist is installed on the cantilever member and can move along the cantilever Horizontal movement; the cantilever beam is under the main girder and can rotate at any angle; the end girder of the double-girder bridge is equipped with a pick-up frame, and two steel cable rails are connected between the two pick-up frames, and the hanging cables are connected to the steel cable rails. The two hanging cables are respectively connected to the electrical connections on the two suspension trolleys.

This application discloses a cantilever crane with a running trolley and a rotating mechanism with a collector slip ring, including an end beam and a main beam; an electric pick-up frame and a hanging cable are arranged on the outside of one of the main beams; a rail is arranged above the main beam, and the track The running trolley is connected to the top; the end beam is composed of a balanced end beam and a connecting rod; a cart driving device and an anti-tipping device are installed on the end beam; side rails and safety hooks are set on the outer side of the main beam, and the safety hook is connected to a rotating The running trolley of the mechanism; the boom shaft in the rotating mechanism is connected with the thrust bearing and bearing A and bearing B; the thrust bearing is connected inside the bearing seat, and the bearing A and bearing B are respectively connected to the bearing seat through the fixed cover and the flange cover Both ends; the output shaft of the driving device is connected to the pinion gear, the pinion gear is meshed with the large gear, and the large gear is connected to the upper part of the boom shaft; the lower part of the boom shaft is connected to the cantilever member; the upper end of the boom shaft is connected to the collector slip ring; the cantilever The beam is connected to the electric hoist; the cantilever beam is under the main beam and can rotate at any angle.

The invention discloses a crane with double trollies and a balance weight cantilever beam. A double-beam bridge frame comprises end beams and main beams. A lifting trolley is connected between rails below the two main beams. Large vehicle driving devices with spline sleeve wheels and anti-tipping devices are arranged at the two ends of the end beams respectively. A suspension end beam trolley is further connected to the rails. A rotating mechanism is arranged on the suspension end beam trolley. The lower end of a suspender shaft in the rotating mechanism is connected with a hanging base in a cantilever component, and the upper end of the suspender shaft is connected with a collecting slip ring. The cantilever component comprises the cantilever beam and the hanging base. The hanging base iswelded to one end of the cantilever beam. A balance weight is hung at the end, close to the hanging base, of the cantilever beam, the other end of the cantilever beam is connected with an electric hoist and can horizontally move along the cantilever beam, and the cantilever beam is located below the main beams, can stretch out of a workshop to work, and can rotate on the horizontal plane at any angle.

This application discloses a cantilever crane with a lifting trolley and a balanced end beam that can rotate at any angle. It includes a double-girder bridge frame with two end beams and two main beams; ;A lifting trolley and a running trolley are connected to the track above the main beam; the end beam is composed of a balanced end beam and a connecting rod; one end of the balanced end beam is connected to the driving device of the cart, and the other end is connected to the passive wheel set; Horizontal wheel device; the outer side of the main beam is equipped with rails; both sides of the running trolley are connected with anti-roller devices, and the anti-rolling wheel devices are hooked and run on the rails; There is a rotating mechanism; the lower end of the boom shaft is connected to the cantilever member, and the upper end is connected to the collector slip ring; the electric hoist is installed on the cantilever member; the car stop device is connected to the cantilever beam; the cantilever beam is located under the main beam and can rotate at any angle on the horizontal plane.