38results about How to "Guaranteed vertical lift" patented technology

The invention provides a solid-liquid composite cast rolling machine for a dual-metal-layer composite pipe. The machine comprises a machine frame, a pouring unit used for aluminum liquid pouring, a pressing-down and balance adjusting device and a cast roller unit, and further comprises an annular flow distribution device and a guide support. The annular flow distribution device is covered with a heating device used for keeping metal liquid in a molten state. The cast roller unit comprises a first cast roller and a second cast roller which jointly form a circular hole, and a pipe base material to be composited enters the circular hole. The solid-liquid cast rolling forming technology is adopted for producing the dual-metal-layer composite pipe, and metallurgical bonding of dual metal interfaces can be achieved by combining the rapid solidification technology with the rolling technology. Compared with the prior art, cladding metal is poured in a liquid state, the problem that the requirements of traditional solid-solid composite technologies such as drawing composite, expanded connection composite and spinning composite for blank size and shape precision are high is solved, and the solid-liquid composite cast rolling machine has the beneficial effects of remarkably saving energy, being high in efficiency and short in process, and the like.

The invention discloses a bilateral container loader, and aims to provide a loader with a self-walking function, which can meet transport requirement after being furled, and can operate ground-to-ground and vehicle to vehicle loading and unloading operation. The loader comprises an engine, a frame, two hoisting systems with the same structure respectively installed on two ends of the frame, a self-walking system, a rear axle and a suspension system. The hoisting system consists of a suspension arm device and a landing leg device, the suspension arm device comprises a guide pillar and a T-shaped lifting arm connected with a lifting driving system, two sides of the horizontal part of the T-shaped lifting arm are respectively hinged with a folding type horizontal arm stretching mechanism, and the landing leg device comprises two supporting units each of which comprises a fixed support seat, a horizontal expansion support seat, a swing leg, a connecting bar, a swing driving mechanism and a horizontal expansion driving mechanism. The self-walking system comprises two wheels, a support shaft for connecting the two wheels, a support, an overturning hydraulic cylinder, a steering hydraulic cylinder, a square steering shaft and a self-walking driving mechanism.

The invention discloses a brake device for a pneumatic monorail hoist. The brake device comprises the pneumatic monorail hoist, a mounting plate, brake mechanisms, a straightening mechanism and an alignment mechanism, the mounting plate is mounted on the bottom of the pneumatic monorail hoist, the multiple brake mechanisms are mounted on one side of the mounting plate, the straightening mechanismis mounted at the position, below the brake mechanisms, of one side of the mounting plate, the alignment mechanism is mounted on the bottom of the mounting plate, the brake mechanisms are mounted on the mounting plate for braking a sling, a first air pressure rod on a fixed frame shrinks to drive a lifting connecting plate to move towards a fixed frame, at the moment, a holding connecting rod is driven to rotate around a connecting pin, a holding clamping base connected with shaft connecting blocks on the two sides gets close to the sling until the sling is clamped to achieve braking through the holding clamping base, when the pneumatic monorail hoist drives the sling to ascend and descend, and emergency brake is carried out, it is ensured that a lifting object hangs at the fixed height, and application in actual operation is facilitated.

The invention relates to a lifting-and-descending type medical treatment bed, which comprises support legs, a bed frame arranged on the support legs and a mattress located on the bed frame, wherein a lifting and descending assembly is arranged between the bed frame and the support legs; the lifting and descending assembly comprises guide rails parallelly arranged on two support legs at both sides of the bed frame and screws capable of sliding in the guide rails; two screws are arranged in each guide rail; each screw is hinged with one end of a connecting rod, and the other end of the connecting rod is hinged under the bed frame; each screw is socketed on a rotation shaft; one end, extending out of the guide rail, of each rotation shaft is fixedly connected with a chain wheel; two chain wheels at the head of the bed frame are respectively connected with two chain wheels at the tail of the bed frame through chains; and a crank handle is arranged on each of one of two chain wheels at the head of the bed frame and one of two chain wheels at the tail of the bed frame. The lifting-and-descending type medical treatment bed provided by the invention has simple structure and ingenious design; and the height of the bed frame of the medical treatment bed can be adjusted through operating the crank handles by hands, thus the patients can conveniently go to bed or get out of the bed and medical care is facilitated; and in addition, the inconsistency in the height of the head and tail of the bed frame can be realized, therefore, the medical treatment bed is particularly convenient.

The invention belongs to the technical field of mechanical devices and traffic power transmission and particularly relates to a novel umbrella-shaped vertical-lifting pantograph body. The novel umbrella-shaped vertical-lifting pantograph body comprises a base, a lower arm, an upper arm, a middle slide rack, a support arm and an air cylinder. The pantograph body has the advantages that the pantograph body adopts the umbrella-shaped structure, and vertical lifting of a pantograph head can be guaranteed; the lower arm drives a traction part to drive a sector support plate through a transmission chain, and the positive pressure between the pantograph head and an overhead line system can be kept unchanged when the pantograph head works at optional working heights.

The invention relates to a lifting device, in particular to a stereoscopic garage lifting device. The stereoscopic garage lifting device comprises a cross beam frame and a plurality of parallel longitudinal beams fixed to the cross beam frame, wherein a lifting motor and a driven wheel set are arranged on the cross beam frame, a rectangular car carrying plate is arranged under the longitudinal beams, the longitudinal beams and the rectangular car carrying plate are connected through a transverse car carrying plate lifting mechanism and longitudinal car carrying plate lifting mechanisms, and the longitudinal car carrying plate lifting mechanisms are arranged in the directions of two opposite lateral sides of the rectangular car carrying plate; each longitudinal car carrying plate lifting mechanism comprises a first longitudinal beam lifting wheel set, two longitudinal car carrying plate lifting wheels, a first steel wire rope anti-loosening adjustment device and a first steel wire rope; the transverse car carrying plate lifting mechanism comprises a second longitudinal beam lifting wheel set, two transverse car carrying plate lifting wheels, a second steel wire rope anti-loosening adjustment device and a second steel wire rope. The stereoscopic garage lifting device is more stable and safer when the rectangular car carrying plate is lifted.

The invention relates to an overhead garage. The overhead garage comprises a garage body, a vertical lifting channel, a storing mechanism and a meeting and seeing-off mechanism, wherein the garage body is a rectangular main body frame; the rectangular main body frame is provided with bottom parking space and at least one upper parking space; a plurality of parking lots are arranged in each upper parking space; the bottom parking space is connected with the upper parking space by the vertical lifting channel; the storing mechanism comprises a storing platform and a storing lifting mechanism for driving the storing platform; the storing platform is placed in the vertical lifting channel; the meeting and seeing-off mechanism comprises a meeting and seeing-off support and a meeting and seeing-off platform; the meeting and seeing-off support is supported at the upper end of the main body frame, and can be driven by a horizontal moving mechanism to move in a reciprocating manner along a linear array extension direction; and the meeting and seeing-off platform is mounted below the meeting and seeing-off support, and can be driven by a vertical lifting mechanism to move in a reciprocating manner in the vertical direction. The overhead garage has the advantages that the garage is divided into a plurality of layers of parking space distributed in the up-down direction, and lots of cars can be parked in limited space.

The invention discloses a coil core patting and aligning device. The coil core patting and aligning device comprises a frame and a lifting type patting and aligning mechanism, wherein the frame comprises vertical beams and a transverse beam. The coil core patting and aligning device is characterized in that the lifting type patting and aligning mechanism comprises lifting platforms, driving motors, patting palms and hydraulic cylinders; the driving motors drive the lifting platforms to rise and fall; the hydraulic cylinders are horizontally fixed on the lifting platforms; the patting palms face to the inner side of the frame; inner end surfaces of the patting palms are steel coil patting and aligning planes; the outer end surfaces of the patting palms are fixed to piston rods of the hydraulic cylinders; guide rods arranged in the same direction of each hydraulic cylinder are fixed on two sides of each hydraulic cylinder; the ends of the guide rods are fixed to the outer end surfaces of the patting palms. The coil core patting and aligning device is capable of patting coil core positions on two sides of the steel coils under the driving action of the hydraulic cylinders on the patting palms and patting and aligning the coil cores; the coil core patting and aligning device is suitable for patting and aligning different-sized steel coils by driving the lifting platforms to rise and fall; the range of application is more extensive; the beneficial effects are remarkable; the coil core patting and aligning device is suitable for popularization and application.

The invention provides automatic equipment for ring cutting and chamfering of a cast pipe. The automatic equipment comprises a ring cutting and chamfering device, a cast pipe socket end face detectingdevice, a cast pipe supporting device, a cast pipe positioning device and a controller; the ring cutting and chamfering device comprises a six-freedom-degree manipulator, a cutting motor, a grindinghead and a cutting disc; the cutting motor is rotationally connected with a shaft T of the six-freedom-degree manipulator; the two ends of the cutting motor are each provided with an output shaft; theoutput shaft at one end of the cutting motor is fixedly connected with the grinding head; and the output shaft at the other end of the cutting motor is fixedly connected with the cutting disc. The automatic equipment provided by the invention can implement ring cutting of the cast pipe, can also implement chamfering after ring cutting is ended, and realizes unmanned operation in the whole processfrom the moment the cast pipe enters the station to the moment the cast pipe leaves away from the station.

The invention discloses a buffer type liftable machine tool for precision instrument machining. The buffer type liftable machine tool comprises a machine tool body, and a support is fixedly connectedto the bottom of the machine tool body. According to the liftable machine tool for precision instrument machining, lifting of the machine tool is achieved, production and maintenance are convenient, the cost is low, vertical lifting of a transverse plate is guaranteed, uneven stress of a lifting device is avoided, the stability of the machine tool is guaranteed; through cooperation of a square plate, a circular plate, a double-end stud, a rolling wheel, a conical wheel, a second sliding block and a base, the liftable machine tool for precision instrument machining is convenient to move, aftermovement, supporting can be carried out on the liftable machine tool for precision instrument machining, the stability of the liftable machine tool for precision instrument machining is guaranteed; and through cooperation of the circular plate, a bolt and an ejection plate, the angle of the machine tool is convenient to rotate and fix, the operation process is simple, and the liftable machine toolfor precision instrument machining can better meet the use requirements of people, and is suitable for popularization and use.

The invention discloses a radionuclide generator positioning and lifting device, and relates to a lead shielding cabinet. The positioning and lifting device is arranged in the lead shielding cabinet and comprises a rack and a lifting device, wherein a top plate of the lead shielding cabinet is provided with a through hole matched with a lead trap. The positioning and lifting device is characterized in that a positioning rail is arranged on a bottom plate of the lead shielding cabinet, a rolling wheel is arranged at the bottom of the rack and matched with the positioning rail in work, the lifting device is arranged on the rack, the lifting device comprises a jacking device and a bearing device, the bearing device is arranged at the top of the jacking device, and the lead trap is arranged on the bearing device. According to the radionuclide generator positioning and lifting device, the positioning rail is in positioning match with the rolling wheel of the lifting device so that the positioning can be performed more easily, faster and more accurately. A guide mechanism guarantees that a lead nuclide generator can accurately reach a pre-determined working position. The radionuclide generator positioning and lifting device is simple in structure, easy and convenient to operate and capable of effectively relieving labor intensity, shortening the radiation time and guaranteeing personal safety of operators and has good promotion and application value.

The invention provides a vertical well cable construction device used for a high-rise building. The vertical well cable construction device comprises fender bracket units. Each fender bracket unit comprises a bent frame crosspiece, a first limiting part and a second limiting part, wherein each first limiting part comprises two first limiting units, the first limiting units are arranged between the bent frame crosspieces and the wall of the high-rise building, each second limiting part comprises two second limiting units, the two ends of the second limiting units are arranged on the first limiting units respectively, through holes are formed between the first limiting units and the second limiting units, and the through holes in every two adjacent fender bracket units are coaxially arranged. The vertical well cable construction device is simplified in overall structure; rows of cables can be constructed and laid from one end to the other end through the design of installation holes, and the construction efficiency is improved; the through holes are formed between the first limiting units and the second limiting units, large-amplitude shifting in the cable or cable set lifting process can be prevented, the damage probability of the cables is reduced, and the construction efficiency is further improved.

The invention relates to the technical field of electronic components, and discloses a drilling device for electronic component machining. The drilling device for electronic component machining comprises a supporting plate; clamping devices are arranged on the upper surface of the supporting plate; the clamping devices comprise second electric push rods; horizontal plates are fixedly connected tothe inner side surfaces of the second electric push rods; clamping fixing plates are fixedly connected to the tops of the inner side faces of the horizontal plates; and buffer layers are arranged on the lower surfaces of the clamping fixing plates. According to the drilling device for electronic component machining, by enabling the inner side faces of the two groups of horizontally moving horizontal plates to abut against the left side face and the right side face of the electronic component to fix the electronic component for the first time, and then enabling the lower surfaces of the two groups of buffer layers to abut against the left side and the right side of the upper surface of the electronic component to fix the electronic component for the second time, the fixing effect of the electronic component is improved, and the situation that the electronic components deviate during punching is avoided; and moreover, the device can fix the electronic components with different sizes, sothat the accuracy of the device is guaranteed.

The invention discloses a pressurized leakage-plugging device for a hydrogen cooling generator, comprising a leakage-plugging port, a fitting box, a reinforcing device, a casing, and an injection port, wherein the casing is inlaid with the fitting box, which is provided on an inner surface of the casing and communicates with the injection port, the injection port is provided on a side surface of the casing, the leakage-plugging port is provided on an outer surface of the fitting box, the reinforcing device is mounted on the upper side and lower side of the casing and is composed of a pulling device, a reset mechanism, a reciprocating transmission device, a lifting device, a tightening device and a tensioning device. The top of the pulling device is in movable contact with the reciprocatingtransmission device, and the reciprocating transmission device is connected with the reset mechanism. The pressurized leakage-plugging device for a hydrogen cooling generator has the beneficial effects that two symmetrically designed reinforcing devices make leakage-plugging and fixing effect better, no extra mounting steps are required when fixing the device, only fixing a fixing hook to a supporting point and then pulling a tab for tightening up and fixing, it is labor-saving when pulling, and the winding wheel is capable of preventing reversing of itself, the operation is convenient and fast, and the work efficiency is improved.

The invention discloses a quick exhaust valve of an agricultural irrigation pipeline. The quick exhaust valve comprises a valve body, a sealing plate is fixedly connected between the inner walls of the two sides of the valve body, a movable rod is vertically arranged on the side wall of the sealing plate and penetrates through the sealing plate, and a floating ball is fixedly connected to the side wall of the lower end of the movable rod. The inner wall of the valve body is rotationally connected with two fusiform rods through a rotating shaft, the two fusiform rods are symmetrically located on the two sides of the movable rod correspondingly, the side walls of the two sides of the upper end of the movable rod are rotationally connected with one ends of the two fusiform rods correspondingly, and the ends, away from the movable rod, of the fusiform rods are rotationally connected with lifting rods; a sealing plug is fixedly connected to the end, away from a fusiform rod, of a lifting rod, a ventilation opening matched with the sealing plug is formed in the side wall of the sealing plate, and a sliding rod is fixedly connected between the side wall of the upper end of the sealing plate and the inner wall of the upper end of the valve body. According to the quick exhaust valve of the agricultural irrigation pipeline, gas is rapidly exhausted through lifting of the floating ball, pipeline installation is convenient, and time and labor are saved.

The invention provides an innovative energy-saving petroleum elevator and belongs to the technical field of lever-type pumping units. The innovative energy-saving petroleum elevator comprises a cross beam (3), a support (2), a sector part (5) and a steel wire rope (8), wherein the middle of the cross beam (3) is hinged to the upper end of the support (2), a balance weight mechanism is arranged at the rear end of the cross beam (3), the sector part (5) is fixed at the front end of the cross beam (3), the upper end of the steel wire rope (8) is fixedly connected with the sector part (5), an oil extraction rod connecting mechanism is arranged at the lower end of the steel wire rope (8), a lifting air cylinder (4) is arranged under the cross beam (3), the lower end of the lifting air cylinder (4) is hinged to the ground, and the upper end of the lifting air cylinder (4) is hinged to the cross beam (3) between the support (2) and the sector part (5). The lifting air cylinder drives the cross beam to vertically swing, the lifting air cylinder utilizes a balance weight block to drive the cross beam to swing with small force, the energy consumption of the lifting air cylinder is low, action frequency conversion is quick, the lifting air cylinder drives the cross beam to swing relative to a speed reducer, the innovative energy-saving petroleum elevator is simple in structure and convenient to install and dismount, and the whole machine weight is reduced.

The invention provides a passenger plane capable of vertically lifting and lowering. According to the passenger plane capable of vertically lifting and lowering, rotatable wings are adopted to combinewith a plurality of rotor wings arranged in the wings, different angle force to a plane can be provided by the rotor wings through the rotation of the wings, adjustment can be realized according to requirements, so that vertically lifting and lowering of the plane can be realized. When encountering chaotic airflow in the navigation process, the plane can carry out emergency hovering outside a airflow area until the airflow disappears, or the rotating speeds of the rotor wings in the wings on both sides can be adjusted to be different to provide rotating force for the plane to make emergency steering and change course, so that the comfort and safety of the plane are increased; and meanwhile, the plane capable of vertically lifting and lowering does not need to run up, so that the area of an airport is greatly reduced, the airport can even be constructed in a city, the convenience of traveling is increased, and the application value and popularization value are high.

The invention discloses a crane and a lifting system thereof. The lifting system is connected to a rack of the crane and used for lifting a heavy article, the lifting system comprises hoisting mechanisms, driving wheels, driven wheels, driving belts, a connection disc and an article picking device, the hoisting mechanisms and a guide cylinder are installed on and below the rack respectively, the hoisting mechanisms are in transmission connection with the driving wheels, the driven wheels are installed below the guide cylinder, each driving belt is provided with a first end and a second end, each first end bypasses the corresponding driving wheel from above the corresponding driving wheel and is fixed to the upper portion of the connection disc, each second end bypasses the corresponding driven wheel from below the corresponding driven wheel and is fixed to the lower portion of the connection disc, the article picking device is connected to the connection disc, and the hoisting mechanisms can drive the driving wheels to drive the driving belts and the article picking device to move up and down.

The invention discloses a novel horizontal sliding door hoist. The novel horizontal sliding door hoist comprises a door body. The bottom of the door body is connected with a bottom base in a sliding mode. The end, away from the bottom base, of the door body far is connected with a top beam in a sliding mode. Human body infrared sensors are arranged at two ends of the one side, close to the door body, of the top beam, and the two groups of human body infrared sensors are symmetrical with respect to the door body. An accommodating groove is formed in the one end of the top beam; an electromagnetis arranged at the bottom of the accommodating groove, and an on-off device is arranged on the upper side of the electromagnet. The on-off device comprises an on-off motor, a rotating shaft, a transmission gear and a connecting sliding block, wherein the top end of the on-off motor is connected with the top wall of the accommodating groove through a spring, the output end of the on-off motor is connected with the rotating shaft through a shaft connector; the rotating shaft is provided with the transmission gear, and a tooth groove matched with the transmission gear is formed in the top of thedoor body. The on-off device in the invention can automatically complete the opening and closing of the door when pedestrians pass by, is convenient to use, and can be separated from the door body during outage or power failure without affecting the normal opening and closing of the door.

The invention discloses a lifting structure used for tank transportation. The lifting structure comprises an electric hoist, a limiting mechanism and a clamping mechanism, the electric hoist is connected with the top end of the clamping mechanism through a steel cable, and the electric hoist and the clamping mechanism are connected with the limiting mechanism. When the clamping mechanism ascends and descends till peripheral clamping plates are located on the outer side of a tank, a second servo motor works at the moment, a speed reducer adjusts the speed to drive a driving bevel gear to rotate, at the moment, driven bevel gears and threaded rods are driven through engagement transmission to rotate, sliding blocks in threaded connection with the threaded rods move in sliding groove simultaneously to get close to the middle, then the tank is clamped and fixed through the clamping plates, and tanks of different outer diameters can be clamped; and after lifting, a third servo motor on a motor plate works to drive a rotating shaft to rotate, then rotation of a rotating plate is achieved, at the moment, the rotating plate rotates from the vertical state to the horizontal state to supportthe bottom of the tank, and a protection function is achieved during tank lifting and transportation.