34results about How to "Large lifting force" patented technology

The invention discloses a lifting table, and belongs to the technical field of furniture. The technology problem that the lifting force of an existing lifting table is small is solved. The lifting table comprises a first table top, first supporting plates, second supporting plates, first sliding blocks in sliding fit with the first supporting plates, second sliding blocks in sliding fit with the second supporting plates and X-shaped supports formed by rotationally connecting the middles of first supporting rods with the middles of second supporting rods. The first supporting plates or the second supporting plates are fixed to the lower surface of the first table top, one ends of the first supporting rods are hinged to the first supporting plates, the other ends of the first supporting rods are hinged to the second sliding blocks, one ends of the second supporting rods are hinged to the first sliding blocks, and the other ends of the second supporting rods are hinged to the second supporting plates; locking devices for limiting sliding of the first sliding blocks are arranged on the first supporting plates, elastic pieces capable of exerting elastic force to the second sliding blocks are arranged on the second supporting plates, one ends of the elastic pieces are hinged to the second supporting plates, and the other ends of the elastic pieces are hinged to the second sliding blocks.

The invention discloses an electric control automatic loading and unloading shelf and belongs to the field of storage equipment. The electric control automatic loading and unloading shelf comprises a storage shelf, wherein an electric control trolley is arranged at the top part of the storage shelf and is composed of a trolley body, a drive mechanism, a guide mechanism and a hoist mechanism; the drive mechanism drives the trolley body to transversely slide on the top part of the storage shelf along the guide mechanism; a suspender for mounting the hoist mechanism extends out of the trolley body; the storage shelf is composed of a shelf main frame body and a layer frame; the layer frame is composed of a carrying tray, a tray slide rail and a tray pushing mechanism; the carrying tray is mounted on the shelf main frame body through the tray slide rail; and the tray pushing mechanism is installed between the shelf main frame body and the carrying tray. According to the electric control automatic loading and unloading shelf disclosed by the invention, as the movable electric control trolley is arranged at the top part of the storage shelf, the hoist mechanism is installed on the suspender of the electric control trolley, and the layer frame of the storage shelf can stretch and draw back, the electric control automatic loading and unloading shelf automatically loads and unloads goods, weakens the labor intensity of workers, improves the safety and the working efficiency and can be used for loading and unloading the goods at the high layer.

The invention discloses a high level rack with intelligent and automatic loading and unloading functions and belongs to the field of storage equipment. The high level rack comprises a storage rack body, a movable cage frame and an electrically-controlled trolley. The movable cage frame comprises an outer frame body, an inner frame body, a lifting guiding-sliding mechanism and a carrying table with an extensible carrying supporting plate, wherein a camera used for observing goods loading and unloading actions is arranged on the upper portion of the inner frame body. The electrically-controlled trolley comprises a trolley body, a driving mechanism, a guiding mechanism and a hoisting mechanism, wherein the driving mechanism drives the trolley body to transversely slide on the top of the storage rack body, and the hoisting mechanism is connected with the inner frame body. The movable electrically-controlled trolley is arranged on the top of the storage rack body, the hoisting mechanism is used for driving the inner frame body of the movable cage frame to go up and down, the extensible carrying table in the inner frame body is used for automatically taking and conveying goods, and the camera is used for observing the goods loading and unloading actions, so that intelligent and automatic unloading and unloading of the goods are achieved; the problem that high level goods are hard to load and unload is solved, safety of operation of workers is improved, and loading and unloading efficiency of the high level goods is improved.

The invention discloses a transport trolley applied to a muddy road of a construction site. A vehicle body is included. Four lifting mechanisms are symmetrically distributed below the vehicle body; each lifting mechanism comprises a wheel supporting block fixedly arranged on a lower end surface of the vehicle body; a wheel frame is arranged below the wheel supporting block; a rotating cavity withan upward opening is arranged in an upper end of the wheel frame; and a rotating sliding block is rotatably arranged in the rotating cavity. In the invention, wheel sinking can be automatically detected when the trolley passes through a muddy road; then the auxiliary lifting mechanism is controlled to be unfolded to increase a contact area between the wheels and the ground; a lifting force is increased through the method of increasing the contact area; in addition, the lifting mechanism can automatically determine an unfolding size according to a sinking degree of the wheels, and action efficiency is improved; and meanwhile, the auxiliary pushing mechanism can apply a forward assisting force to the trolley to help the trolley move on a muddy and wet slide way.

The invention discloses a tire blank unloading device for a tire industry forming machine. The tire unloading device comprises a cross beam, a transverse movable rack, a longitudinal movable rack, a steering base and a profiling supporting plate. The transverse movable rack is slidably installed on the cross beam and capable of transversely moving relative to the cross beam. The longitudinal movable rack is slidably installed on the transverse movable rack and capable of moving up and down relative to the transverse movable rack. The bottom of the longitudinal movable rack is connected with the steering base through an external-tooth type turntable bearing. A third motor reduction box is further fixedly connected to the longitudinal movable rack. The output end of the third motor reduction box is fixedly connected with a driving gear engaged with the external-tooth type turntable bearing. The profiling supporting plate is arranged at the upper end of the steering base. A weighing module is arranged between the steering base and the profiling supporting plate. The tire blank unloading device is large in lifting force, stable in walking, adjustable in swing angle, and capable of achieving reversal swing according to site requirements. A tire unloading disc is designed in a profiling mode, and the tire blank deformation in the tire unloading process is reduced through cooperation of the constant-velocity tire unloading action.

The invention discloses an assembly material car, which is characterized by the following: connecting shaft (7) and shaft (13) on the walking car rack (5); connecting shaft (3) on the moving rack (2); connecting the bottom of connection rod (4) with walking car rack (5) through shaft (7) and top with moving rack (2) through shaft (3); connecting the left end of connection rod (16) with shaft (3) and right end with bellcrank (12); connecting bellcrank (12) and crank (14) on the shaft (13); connecting the other end of crank (14) with cylinder (10); connecting the other end of cylinder (10) with the walking car rack (5). The invention adapts one cylinder lift material, which avoids non-synchronizing problem of multiple cylinders.

A vessel has a hull, a contact area at the hull near keel level for attaching to a structure, a lifting device and a lifting cable attached thereto and extending along a heave compensating member. The lifting cable extends along a substantially vertical lifting trajectory to a connect position below keel level. The heave compensating member includes a guide element for guiding the lifting cable and which is connected to a displacement device. The heave compensating member includes a compensator arm with a pivot end pivotally connected to a pivot point on the vessel at a predetermined transverse distance from the lifting trajectory, the cable guide element being attached to a free end of the compensator arm at or near the lifting trajectory, guiding the lifting cable in the direction of the pivot point, the arm being at or near the free end connected to the displacement device.

The invention provides a juice squeezer, and belongs to the technical field of juice squeezing. The juice squeezer comprises a frame body, an actuator and a capsule bag, wherein the actuator also comprises a fixed piece, a movable piece, a driving rod, an acting block and a driver; according to the juice squeezer, a mounting surface is arranged in the frame body, and a surface which is opposite to the mounting surface is arranged as a fixed surface; the actuator is arranged on the mounting surface; a propelling plate is arranged on one side, far away from the mounting surface, of the actuator; the actuator drives the propelling plate to perform reciprocating rectilinear movement along the mounting surface to the fixed surface, so as to extrude a food raw material which is stored between the propelling plate and the fixed surface; therefore, the work of squeezing juice is finished, and the noise is low; the juice squeezer is driven by a motor, and is provided with a speed changing device, so that the thrust of the actuator is greater, the squeezing is more thorough, and the efficiency is higher; by adopting the coordinated movement of a screw and the acting block, the reciprocating property is high, and the working time is effectively prolonged; the capsule bag is arranged between the actuator and the fixed surface, so that squeezed juice cannot be sputtered on components, and the purpose of avoiding cleaning is achieved.

The present invention concerns a sort of split return wing. The split return wing contains main wing body, which connects with the fuselage main support frame, and the tilting-able segments of main wing-spar are installed on the fuselage main support frame actively. Two ends of the tilting-able segments of main wing-spar connect with the fixed segments of main wing-spar actively. Two split return wing sector wing-pieces are installed on the right and the left tilting-able segment of main wing-spar separately. There is one group tilting-able dynamic device in front of every split return sector wing-piece. The split return sector wing-pieces can be in the perforation spaces of the main wing body, and their shapes are same. And two big wingspan outer-wings are set on the right and left of the main wing body separately. The Split return wing will decrease unbalanced moment of aircraft to the minimum when the aircraft is taking off & landing vertically. They also will decrease the air resistance of the whole wing to the minimum when the aircraft flies transitionally. At the same time, the whole wing, especially the big wingspan outer-wings still keep horizontally from beginning to end. In this case, it will ensure that the aircraft is taking off & landing vertically, and will fly transitionally toward horizontal high-speed flight smoothly, so, the wing could satisfy the demand of persons.

A lift force generating aircraft having an engine and a thrust force producing device. A pair of elongated and rotating bodies, an axial centerline through the bodies extending in a direction substantially perpendicular to a fore to aft axis extending between the engine and thrust-producing device and at a location above a center of gravity associated with the engine and thrust-producing device. The rotating bodies being constructed of a material inflatable to a desired pressure. A rotary output associated with the engine rotating the bodies, causing them to deflect to angles lesser than the perpendicular with the fore to aft axis, and in response to air stream forces acting upon the bodies in order to reduce drag forces experienced on a rear side of the rotating bodies.

The invention discloses a roadway advanced self-moving type supporting hoisting machine and relates to coal mine underground hoisting supporting equipment. The roadway advanced self-moving type supporting hoisting machine is used for hoisting, moving and placing other equipment and materials in a roadway advanced supporting system or under a well. The roadway advanced self-moving type supporting hoisting machine comprises a hoisting support, an anchoring support, push-and-pull jacks and a guide limiting rod, wherein the push-and-pull jacks are mounted on the left side and the right side of the space between a base of the hoisting support and a base of the anchoring support, and the guide limiting rod is mounted behind the base of the hoisting support. In the hoisting process, a top beam of the hoisting support is used for supporting a top plate, protects the top plate and meanwhile is a counterbalance to a hoisting mechanism, and thus hoisting reliability is improved. The hoisting mechanism can rotate and swing up and down, and the movement range of the hoisting mechanism is widened through a telescopic jib. The anchoring support and the hoisting support are fulcrums for each other and can automatically move forwards or backwards, the accuracy of movement paths of the anchoring support and the hoisting support is improved through the guide limiting rod, and the support movement capacity and the flexibility in the movement process are enhanced through the two push-and-pull jacks. The roadway advanced self-moving type supporting hoisting machine has high hoisting capacity, good maneuverability and high reliability, and is used for hoisting the equipment and meanwhile safely supporting a roadway.

The invention relates to the technical field of energy environmental protection, and in particular to a flue gas white removal system and method based on partial organic Rankine cycle. The flue gas white removal system based on partial organic Rankine cycle comprises an electric bag dust remover, an induced draft fan, a waste heat recovery stage of a flue gas multi-stage deep cooling system, a desulfurizing tower and a wet electrostatic dust collector, wherein an inlet of the induced draft fan is connected with an outlet of the electric bag dust remover through a flue; an inlet of the waste heat recovery stage of the flue gas multi-stage deep cooling system is connected with an outlet of the induced draft fan through a flue; an inlet of the desulfurizing tower is connected with an outlet of the waste heat recovery stage of the flue gas multi-stage deep cooling system through a flue; and an inlet of the wet electrostatic dust collector is connected with an outlet of the desulfurizing tower through a flue. Through circulation of a working medium in the flue gas multi-stage deep cooling system and a flue gas heating system, high-efficiency recovery of flue gas waste heat is achieved,and the waste heat is directly used for flue gas heating to increase the lifting force of flue gas; and meanwhile, through deep cooling of the smoke, the white smoke plume phenomenon is thoroughly eliminated, and smoke condensate water is recycled.

The invention provides a trailer. The trailer comprises a trailer frame and a trailer bridge, wherein the trailer frame extends in the forward-backward direction; the trailer bridge is used for supporting and is assembled below the trailer frame; the trailer bridge is provided with walking wheels; the left side and the right side of the trailer frame are provided with brackets for clamping the wheels; the trailer bridge and the trailer frame can be assembled and disassembled; the trailer frame is provided with a lifting device for lifting the trailer frame upwards to a set installation height at which the trailer bridge can be assembled below the trailer frame when the brackets are used for clamping the wheels. By adopting the trailer provided by the invention, extra lifting device is not required to lift the wheels; the trailer frame is lifted through the lifting device, so that the wheels can be clamped conveniently, and the trailer frame can be directly used for supporting a vehicle in a narrow environment; the trailer is easy and convenient to operate.

An object is to provide a lifting-magnet attachment magnetic pole unit, a lifting magnet, a steel material conveying method, and a steel plate manufacturing method with which only one or a desired pieces of steel materials can be held. The present invention is a lifting-magnet attachment magnetic pole unit for a lifting magnet used to lift and convey a steel material with magnetic force. The lifting-magnet attachment magnetic pole unit includes a first split magnetic pole that is in contact with an iron core of the lifting magnet and has a branched structure, and a second split magnetic pole that is in contact with a yoke of the lifting magnet and has a branched structure. The first and second split magnetic poles are alternately arranged.

The invention discloses a remote control electric single-chain lifting device. The remote control electric single-chain lifting device can be used for a port, a wharf and cargo lifting and elevating, can also be installed on a forklift and an elevator for lifting and elevating, is widely used in the lifting and elevating environment, is not limited by the environment, is controlled by a remote controller and is used for achieving lifting and elevating through a lithium battery, a driving motor, a reduction gearbox and a lifting chain. A traditional lifting device needs to be fixedly installed at the top end or fixed to the ground. A traditional lifting mode is subverted, and the remote control electric single-chain lifting device is convenient to carry and wider in the use environment.

The carriage to deliver packaging material and feed comprises brace, motor switch, car body, rotation shaft, motor, storage battery, worm-and-wheel system, brace summer and fulcrum. Brace and brace summer connects with car body via rotation shaft. One side of worm-and-wheel system connects with car body and the other side connects with brace summer. Joint point is at the 25% of overall length near rotation shaft. The system and brace summer form angle of 90-120DEG. The lower brace summer connects with rotation shaft and upper edge supports fulcrum. Motor and storage battery are set on car body and switch of motor is located on crank at drag link end. The invention can completely meet the needs of high speed packaging equipment to deliver packaging material and feed and has the advantages of simplicity and labor saving of operation, simplicity of maintenance and low cost.

The invention discloses a pantograph device with a jet device. The pantograph device comprises a triangular support, a gas jet generator, a vertical rotation stepping motor, a front wing type sliding plate pantograph angle, a rear trapezoid type sliding plate pantograph angle, an upper frame, a pantograph head support, a balance rod and a tail wing type hinge base. According to the invention, two pairs of reverse and forward gas jet generators are used for respectively draining gas around the front wing type sliding plate arch angle and the rear trapezoid type sliding plate arch angle, and the collision between the gas and the two sliding plates is reduced by matching with the improved front wing type sliding plate arch angle and the improved rear trapezoid type sliding plate arch angle; the air lifting force of the front sliding plate is increased by guiding air, the air vortex and the air resistance at the bow corner of the rear sliding plate are reduced, finally, the tail wing type hinge base is combined, collision between the air and the pantograph is effectively relieved, noise reduction of the pantograph is achieved, the offline rate of a pantograph net is reduced, and safe and stable operation of a high-speed railway is guaranteed.