32results about How to "Lift achieved" patented technology

The invention relates to a nursing bed, in particular to a nursing bed for the elderly in a rural nursing home, comprising a bed head, a bed body and a lifting mechanism. Installed under the head of the bed, the lifting mechanism cooperates with the front bed board to control the lifting of the front bed board. In the present invention, by installing a lifting mechanism at the head of the bed, the defecation opening can be avoided, and the lifting of the front bed board can be realized. At the same time, the lifting mechanism is realized by a mechanical structure. Pull the front bed board to raise it, and when it is lowered, just press the lifting handle obliquely down to press the front bed board down. The operation is very convenient, and the overall structure is simple, with low cost and strong universal applicability.

The invention discloses an adjustable displacement screw sand-carrying lifting device and technology, wherein the device includes a driving system, a sucker rod, and a double-stage spiral ladder lifting system located in the horizontal section, and the driving system sucker rod It is connected with a two-stage spiral ladder lifting system, which includes a large-displacement all-metal internal helical stator, a small-displacement all-metal internal helical stator, and a two-stage external helical rotor. The metal internal helical stator and the small-displacement all-metal internal helical stator are axially connected into one body through the middle yield pipe. The left half of the two-stage external helical rotor is the large-displacement rotor end, and the right half is the small-displacement rotor. end. The invention utilizes the control system to control the surface drive system to perform rotational movement, and transmits the torque to the downhole double-stage spiral ladder lifting device through the sucker rod, and the lifting device lifts the production fluid in the oil layer to the ground through the oil pipe according to the displacement requirement. Realize high-efficiency sand-carrying lifting in the horizontal section under high temperature environment.

The invention belongs to the technical field of medical devices, and in particular relates to a spondylolisthesis resetter, which includes a handle and a support head, and an included angle is formed between the handle and the support head, and the included angle is 90°-145°. A handle and a second handle, the first handle is hinged to the second handle, the front ends of the first handle and the second handle are respectively provided with a first opening and a second opening, and the first opening includes a connecting rod and a lifting rod, so The rear part of the lifting rod is sheathed in the connecting rod, and the front end of the lifting rod and the front end of the second supporting head are both sheet-shaped, and the outer surfaces of both are provided with triangular teeth. The present invention can not only realize the distraction of the vertebral body, but also realize the lifting of the vertebral body. Unnecessary operations during the operation are greatly reduced, the operation time is saved, and the risk of the operation is greatly reduced.

The invention relates to a continuous variable valve lift device and aims to provide the continuous variable valve lift device with a simple and reliable structure. The continuous variable valve lift device comprises a valve component, a cam and a control shaft capable of moving axially, wherein the control shaft is sleeved with two helical gears linked with the control shaft; the two helical gears have opposite tooth inclining directions; one helical gear is provided with a swinging rocker arm matched with the helical gear; the other helical gear is provided with a roller rocker arm matched with the helical gear; the roller rocker arm is propped against the edge of the cam to generate interaction; and the swinging rocker arm is propped against the valve component to generate interaction. The continuous variable valve lift device has the benefits that the continuous variable valve lift is realized; and the device has compact structure, small occupied area and high reliability, and is suitable for popularization and use.

The invention discloses a textile lifting device, which belongs to the field of textile devices, and comprises a side plate, a dust collecting box, a support plate, a gear and a first link mechanism, and the front and rear sides of the lower surface of the support plate are fixedly connected with a first A link mechanism, the other end of the first link mechanism is fixedly connected to the upper surface of the bottom plate, and the front and rear sides of the lower surface of the support plate are fixedly connected to the second link mechanism. The textile pulling device provided by the present invention is provided with a motor, a gear and a pulling mechanism, and the two lifting mechanisms can support the spinning thread, thereby realizing pulling the spinning thread. When the motor works, a gear can be driven to rotate, and the Changing the overall position of the pulling mechanism can also change the pulling effect of the spinning thread. By using the effect of two-stage adjustment, the accuracy of pulling the spinning thread is improved, so as to adjust the pulling degree that is more suitable for the spinning thread , to reduce the chance of yarn breakage.

The invention discloses a storage battery articulated narrow roadway forklift, which comprises a forklift body, the forklift body is connected with a central bearing connecting plate, the central bearing connecting plate is connected with a rotary center bearing mechanism, and the rotary center bearing mechanism is connected by transmission There is a steering motor, an upper balance board is connected to the lower part of the slewing center bearing mechanism, the upper balance board is connected to a door frame connecting frame, an upper balance seat is provided at the bottom of the upper balance board, and an upper balance board is provided on the upper balance board. There are two inclined oil cylinders, and the two inclined oil cylinders are connected with a lifting mast mechanism, and a cargo fork is installed on the lifting mast mechanism; it also includes a front axle, and the front axle is connected with a front wheel. A lower balance board, the lower balance board is provided with a lower balance seat, and a fixed shaft is penetrated between the lower balance seat and the upper balance seat. The invention can carry goods flexibly, shortens the width of the channel, realizes the maximum storage space, realizes the steering at a large angle, and reduces the cost.

The invention relates to the technical field of ammunition loading vehicles and particularly discloses a lifting and horizontal moving system of an ammunition loading vehicle. The lifting and horizontal moving system of the ammunition loading vehicle comprises a horizontal moving system and a lifting system. The horizontal moving system comprises a horizontal moving vehicle body and an electric push rod. A moving gear engaged with a rack is arranged under the electric push rod. The lifting system comprises two sets of parallelogram connecting rod mechanisms and two pairs of lifting arms. The two sets of parallelogram connecting rod mechanisms are connected, and each set of parallelogram connecting rod mechanism comprises two rotary shafts and two connecting rods, wherein the rotary shaft located on the lower side is connected with the electric push rod. The two pairs of lifting arms are connected to the two ends of the two rotary shafts located on the upper sides correspondingly. The horizontal moving vehicle body comprises a chassis, a side support and front supporting rods, wherein the side support and the front supporting rods are located above the chassis. The lifting and horizontal moving system of the ammunition loading vehicle has the advantages that the horizontal moving system is simple in structure and stable in operation; and the parallelogram connecting rod mechanisms are adopted for the lifting system so that long-travel lifting can be achieved.

The invention discloses a shaft product lifting device. A gearbox and a lifting plate are arranged. In the use process, a shaft product is placed in a placement bin, a lifting power device is started,a cover plate driving shaft and a lifting input shaft can be driven at the same time, cover plate frames cover the placement bin under the action of the cover plate driving shaft, and the technical effect of fixing the shaft product is achieved. A lifting link mechanism drives the lifting plate to rotate around a rotating shaft under the action of the lifting input shaft, so one end of the lifting plate is raised to a set height, and thus the technical effect of lifting the shaft product to a set position is achieved. The invention further provides a shaft product transfer device. Lifting andtransfer of the shaft product can be achieved, besides, the posture can be flexibly adjusted, and the shaft product transfer device can be used in working scenes such as a nuclear radiation scene.

The invention discloses a lifting device for shaft products. By setting a gear box and a lifting plate, when in use, the shaft products are placed in a storage compartment, and a lifting power device is started to simultaneously drive the drive shaft of the cover plate and the lifting plate. Lifting the input shaft, the cover frame is covered on the storage compartment under the action of the cover drive shaft, which has the technical effect of fixing shaft products; the lift linkage mechanism drives the lift plate around the shaft under the action of the lift input shaft Rotate to raise one end of the lifting plate to the set height, so as to achieve the technical effect of lifting the shaft product to the set position. The invention also proposes a shaft product transfer device, which can not only realize the lifting and transfer of shaft products, but also can flexibly adjust the posture, and can be used in working scenarios such as nuclear radiation.

The invention provides a mechanical spiral lifting device which comprises a base and a lifting part, wherein a cylindrical containing space is formed in the base, and a screw thread is arranged on the inner wall of the base for defining the containing space; a rotatable rotation shaft driven bya transmission mechanism is arranged at the central position of the bottom of the base, and the lifting part is cylindrical and is telescopically arranged at the base; the rotation shaft extends into the lifting part and can drive the lifting part to rotate, and a screw thread matched with the screw thread on the inner wall of the base is arranged on the outer wall of the lifting part. The mechanical spiral lifting device realizes a lifting function through a mechanical transmission lifting structure. By a standardization and modularization design, the mechanical spiral lifting device can be used as a set of standardized and modularized lifting device to be applied to various lifting equipment, vehicles or machines. The mechanical spiral lifting structure can increase the lifting height and has a high lifting performance. As the mechanical spiral lifting structure is adopted, when multiple mechanical spiral lifting devices are jointly used, the synchronous lifting for objects can be realized, and the lifting stability is improved.

The invention provided oil extraction production string of a high vapor liquid ratio oil extraction well, through providing a foam rising device on an oil pipe, enables the foam rising agent to produce a large amount of foams to carry the crude oil of a well bottom, under the lifting action of the earth formation gas inside a pit shaft, lifts the crude oil upwards along the pit shaft to the ground. The pipe pillar fully utilizes the natural energy of inner earth formation gas, achieves the lifting of the crude oil of the well bottom, and avoids the problems of low pump efficiency and no fluid coming caused by the inner earth formation gas affecting the oil drawing pump in the oil extraction process of the rod pumping of normal oil pumping machine. Meanwhile the oil extraction pipe pillar can remove the oil pumping machine and the oil drawing pump and other installations, which lowers the investment costs, and provides a new means for the lifting of the oil extraction well.

The invention relates to the technical field of an ammunition hanging vehicle, and particularly discloses an unmanned electric remote-control intelligent ammunition carrier and hanging comprehensive support vehicle. The unmanned electric remote-control intelligent ammunition carrier and hanging comprehensive support vehicle comprises a movable chassis system, a translation lifting system, a pose adjusting system, a control drive system, an external wall touch signal and acoustic-optic alarming system, a remote controller and a power supply, wherein the movable chassis system comprises a left vehicle body framework, a right vehicle body framework and a middle connecting frame; the lifting translation system comprises a translation system and a lifting system; the pose adjusting system comprises a base, and a guide plate, a transverse translation plate, a longitudinal translation plate, a fixed plate and a carrier plate, which are successively disposed above the base; the control drive system adopts a direct-current driving-type control system; and the external wall touch signal and acoustic-optical alarming system comprises a controller, an ultrasonic radar detector, an absolute encoder, an IO module, a remote controller receiver, a voltage detector, an alarm and a remote controller. The comprehensive support vehicle has the advantages that an airdrop guide missile is adopted as a main hanging object, the missile is suitable for being embedded, the external hanging is also considered, the size is small, the operation is easy, and the adjustment is flexible.

The invention discloses a film material downhole oil-water separating device and a production pipe column and oil-water separation method. The film material downhole oil-water separating device is a film material work cylinder mounted in a downhole production pipe column. The film material work cylinder comprises an outer cylinder, a hydrophobic and lipophilic net film, a hydrophile and oleophobicnet film and a salvage head. According to the film material downhole oil-water separating device and the production pipe column and oil-water separation method, through the film material work cylinder, the whole downhole production pipe column is partitioned into three channels, namely, the produced liquid entering channel, the oil-phase lifting channel, and the water-phase back injection channel; through an inner film material and the channels, the functions of separation of an oil phase and a water phase in the work cylinder, oil-phase lifting and water-phase back injection are achieved; the work cylinders can be used in a multi-stage parallel connection mode according to different liquid producing quantities; the film material work cylinder does not need to be equipped with a complex auxiliary facility, operation is easy, the film material work cylinder is located behind an electric submersible pump in a regular pipe column, a salvage connector is formed, and regular salvaging replacement of the net film material can be achieved; meanwhile, a back-injected water oil-containing monitoring device is arranged in the back injection channel, and real-time online monitoring of the water quality of back-injected water can be achieved; and the film material downhole oil-water separating device and the production pipe column and oil-water separation method have the advantages that the application range is wide, and the separating effect is good.