1342results about How to "Reduce physical exertion" patented technology

A power-assisted wheelchair (1) having an electric motor (32), a potentiometer (27) as means for detecting human power applied to wheels (2), and a controller (31) as means for controlling the electric motor (32) according to the detected human power so as to set the time-attenuation rate of the assist power to be greater as the human power is smaller, and to be smaller as the human power is greater.Therefore, the coasting amount of the wheelchair (1) for small indoor movements for example is restricted to a small value. As a result, small indoor movements with a small turning radius are made possible, a sufficient coasting amount is secured for an outdoor running. Therefore, along with the possibility of a comfortable running on a level road, a steep uphill running is made easy, and the physical effort of the rider is alleviated.

The invention discloses a backpack-type walking power assisting device which comprises a supporting frame, wherein a back plate, straps, a backpack and a size-adjustable waistband are arranged on the supporting frame; a rotatable hip joint is mounted at the lower end of the supporting frame; a pair of lower limb exoskeletons are mounted on the hip joint; each lower limb exoskeleton comprises a thigh bone supporting mechanism, a leg bone supporting mechanism and a foot fixing mechanism; the leg bone supporting mechanism is elastically connected with the foot fixing mechanism; the thigh bone supporting mechanism comprises a thigh bone fixing plate and a first gravity balance mechanism; the leg bone supporting mechanism comprises a leg fixing plate and a second gravity balance mechanism; and the thigh bone fixing plate is elastically connected with the leg fixing plate. The backpack-type walking power assisting device has the advantages that the first gravity balance mechanism and the second gravity balance mechanism are used for balancing the lower limb gravity in a moving process of a human body in real time, thereby enabling a user to walk by following a movement trajectory of a human skeleton and reducing the physical output of the user; a pure mechanical structure design is adopted; the device cannot be influenced by an external environment; and the stability and reliability are high.

The invention discloses a citrus picker which comprises a conveyer tube 4, a sleeve body 9, a rotating body, a control mechanism and an electric motor 13. The rotating body comprises an auxiliary gear 3 used to mesh with a main gear 12 on the electric motor 13, and a claw1 used to be fixed on the auxiliary gear 3. The conveyer tube 4 is fixedly connected to the inner ring of a first bearing 5, and the auxiliary gear 3 is fixedly connected to the outer ring of the first bearing 5. The control mechanism comprises a touch body 16, a tact switch 17, and a C-shaped ring 2 and a cutting ferrule 2 in which the sleeve body 9 and the claw 1 are respectively sleeved. The C-shaped ring 2 is fixed on the sleeve body 9 through a screw rod 15. The touch body 16 is L-shaped, the vertical end of the L-shaped touch body 16 is fixed at the open end of the C-shaped ring 2 and the transverse end extends to the area below the sleeve body 9. The tact switch17 is sleeved on the bottom end face of the sleeve body 9; the cutting ferrule 2 and the C-shaped ring 2 are connected through a connecting piece which comprises a connecting rod 11; the connecting rod 11 passes through a socket 7 outside the conveyer tube 4; and a spring 14 is sleeved on the connecting rod 11. When the citrus picker is used to pick fruits, labor can be saved, the working efficiency is high and the fruits are not easy to damage.

The invention relates to an intelligent folding scooter which comprises a front scooter body and a rear scooter body. The front scooter body and the rear scooter body are connected in a foldable mode through a front scooter body and rear scooter body connecting piece. The front scooter body comprises handlebars, a handlebar lifting rod and a driving wheel, wherein the handlebars are connected to the two sides of the top end of the handlebar lifting rod through threads, a front wheel fork piece is fixedly arranged at the bottom of the handlebar lifting rod, and the driving wheel is rotationally installed on the front wheel fork piece. The rear scooter body comprises a pedal, a folding device and a rear wheel, wherein the folding device is fixedly installed at the front end of the pedal and provided with a folding footstep, the front scooter body and rear scooter body connecting piece is movably connected to the folding device, a rear wheel installation base is arranged at the rear end of the pedal, the rear wheel is rotationally installed on the rear wheel installation base, a battery locking device and a controller are arranged on the handlebar lifting rod, a detachable and replaceable battery pack is installed on the battery locking device, and the controller is electrically connected with the detachable and replaceable battery pack. The intelligent folding scooter is light and flexible, easy to fold and store, complete in function and good in man-machine interaction performance.

The invention relates to a deepwater semi-submerged drilling platform, which comprises floating tanks, an upright post, a transverse supporting rod and a main deck, wherein a drilling block is arranged above a moon pool in the middle of the main deck; and a derrick is arranged on the drilling block. The deepwater semi-submerged drilling platform is characterized in that: a half derrick space for pre-connecting a drilling tool is reserved on one side of the derrick; a water isolating pipe, a drilling stem, a blowout preventer and a production tree are arranged on the main deck around the moon pool respectively; and an anchor moored positioning and dynamic positioning combined position system which consists of front and back four groups of anchor gears distributed on the left and right sides of the main deck is adopted, each group of anchor gears are provided with 3 anchor chains, a dynamic positioning system consists of 8 dynamic thrusters capable of rotating 360 degrees at the front and back four corners of the bottom of the two floating tanks. In the deepwater semi-submerged drilling platform, the maximum operation water depth is up to 3,000 meters, the maximum drilling depth is up to 12,000 meters, and the maximum variable load is up to 9,000 tons. The deepwater semi-submerged drilling platform can operate in the South China Sea, Southeast Asian sea area and West Africa sea area with severe sea conditions efficiently and safely.

The invention belongs to the technical field of medical appliances, and particularly relates to a medical transfer frame. The medical transfer frame comprises a frame body, supporting legs arranged at the bottom of the frame body and a support positioned at the top of the frame body, wherein a lifting mechanism is arranged at the upper end of the frame body; the top end of the lifting mechanism is connected with the support; a moving plate is arranged on the support, and can slide out toward left and right sides; the front and rear ends of the moving plate are in sliding connection with those of the support by virtue of a sliding mating part; the sliding mating part comprises an L-shaped fixed part and a sliding part; the outer side of the vertical part of the fixed part is connected with the support, and the inner side of the vertical part of the fixed part is in sliding fit with the sliding part; the sliding part is connected with the moving plate; the horizontal part of the fixed part extends to the bottom side of the moving plate, and is provided with a gliding part for supporting the moving plate. The medical transfer frame has a lifting function, can be retracted to left and right sides, is capable of facilitating patient transfer and greatly reducing pains of patients in the transferring process since the inclined angle can be adjusted, and is convenient to operate and labor-saving.

The invention discloses a carbonization furnace for producing biomass charcoal. The carbonization furnace comprises a smoke tube, a rotary furnace body, a feeding hopper, a discharging hopper and an oil and gas discharging pipe, wherein the rotary furnace body is supported by rotary supporting rollers; the feeding hopper, the discharging hopper and the oil and gas discharging pipe are arranged on the rotary furnace body; the smoke tube is arranged in the rotary furnace body and is coaxial with the rotary furnace body; and the inner wall of the rotary furnace body is provided with helical blades or an angle which is more than 5 degrees and less than 30 degrees is formed between the coaxial line of the smoke tube and the rotary furnace body and the horizontal plane. The biomass charcoal is produced by the following steps that: a biomass material enters the carbonization furnace from the feeding hopper; a motor drives the carbonization furnace to rotate; the helical blades in the furnace stir the material and push the biomass material to move forwards or from top to bottom; the material absorbs the heat of the outer wall so as to evaporate the moisture; and the biomass material is carbonized and discharged from the discharging hopper. The carbonization furnace has the advantages of realizing continuous production, saving the energy resource, improving the production efficiency and reducing the labor intensity, along with simple production process, high efficiency, low labor consumption and low labor intensity.

The present invention is a loadbearing device known by the Applicants' as the “Central Osteoarticular Relief and Performance Structured Load Distribution System” (“CORPS-LDS”), which is worn by a user to help distribute the weight of a load being carried or borne by the user. More specifically, the weight is substantially shifted from the user's shoulders to their hips while not overly inhibiting the user's range of motion. Furthermore, it is an aspect of the CORPS-LDS to distribute the weight being carried in a manner that reduces the strain on the spine and back while lessening the metabolic expenditure of the user. Moreover, the present invention is a protective vest system that utilizes the present invention's CORPS-LDS.

The invention discloses an electricity meter box installing, conveying and operating platform comprising a frame, a hydraulic system, movable wheels, a fixed bracket, a measuring mechanism, a locator and a control device. The fixed bracket is installed on the frame and used for fixing the meter box, and the distance between the meter box and a wall surface is determined upon completion of fixation; and finally, the fixed bracket is turned to the vertical state, and the frame is raised to the specified height through the hydraulic system. The platform has the functions of conveying the meter box and assisting in installing the meter box. The meter box is fixed more quickly and safely through automatic design.

The invention discloses an intelligent mechanical transfer device for operation patients. The transfer device comprises a cart and a movable stand, wherein the cart is composed of a cart main body, a screw rod lifting mechanism, a fixing device and a connecting device; the cart main body is composed of a lifting bed surface bracket and sliding wheels; the sliding wheels are arranged at the bottom of the lifting bed surface bracket; the lifting bed surface bracket is formed by fixedly connecting four telescopic vertical pillars, a bed board and a bed panel; and the screw rod lifting mechanism is arranged between the bed board and the bed panel. The mechanical transfer device disclosed by the invention is reasonable in structure; the device is capable of effectively transferring the patients, and the process is convenient and rapid, intelligent to operate and low in pain in patients, therefore the circumstance that the patients get hurt is avoided and the process is quite safe; and through the intelligent operation, the purpose of operating by a single person is achieved, and the physical exertion of medical personnel is reduced.

The invention discloses a multifunctional cleaning brush which comprises a base, a handle connected with the base, a lifting brush head device and a water absorbing scraper device which are arranged on the base, and a power supply for providing power for the lifting brush head device and the water absorbing scraper device; the lifting brush head device comprises a lifting driving device, and a brush head controlled to stretch out of or retract into a base wiping surface by the lifting driving device; and the water absorbing scraper device comprises scrapers hinged to two ends of the base, a linkage device connecting the two scrapers to link the two scrapers, and an air sucking device for sucking away water stains collected by scraping with the scrapers. The multifunctional cleaning brush provided by the invention has the functions of brushing for washing and water scraping, the two functions do not interfere with each other in use, the use is more humanized, and in use, conversion between brushing for washing and water scraping has continuity, thus improving the efficiency.

The invention discloses a movable personal safety protection method and device for climbing a transmission line tower. The movable personal safety protection device is characterized in that a liftinghook and an electromagnet are arranged at the lower end of a machine body of an unmanned aerial vehicle, a normally-closed self-locking rod is arranged at the opening end of a hook, a fixed pulley isarranged at the lower end of the hook, a hanging ring is arranged at the upper end of the hook, an iron sheet is arranged at the upper end of the hanging ring, an iron lifting rod is arranged in a step hole formed in the lower end of the hanging ring, and the lower end of the lifting rod is connected with the self-locking rod through an unlocking rope; and an insulation force-bearing rope winds around the fixed pulley, one end of the insulation force-bearing rope is fixed on the tower or a stay wire fixing point through a self-locking protector, the other end of the insulation force-bearing rope is connected with a protective belt of an operator, and the insulation force-bearing rope is used for protecting the operator climbing to the high. According to the movable personal safety protection device, a special fixing device for high altitude is arranged, the fixed pullet is arranged, the insulation force-bearing rope is arranged, the unmanned aerial vehicle technology is used for high-altitude installation and disassembly, and therefore the tower-climbing staff can be fully protected in the whole tower climbing process; and the movable personal safety protection device is suitable for towers with various shapes and structures.

The invention discloses an electric meter box installation method. In the method, an electric meter box installation and delivery operation platform is used. The method is characterized by, to begin with, fixing an electric meter box on a fixation frame; then, pushing the operation platform to a place near a wall; adjusting the fixation frame equipped with the electric meter box to be in a vertical state; finally, lifting the operation platform to a specific height and carrying out fixation; and after finishing installation, restoring the operation platform to an initial state. The delivery operation platform adopts automation design of an electric hydraulic pump and automatic leveling and the like, thereby greatly improving installation efficiency of the electric meter box.

A multi-functional modular device includes: a shaft; electric motor(s); propeller(s); battery(s); and paddle blade(s) being removably attachable to the shaft for levering of a boat. With the blade(s) attached to the shaft and motor(s) de-energized, the device is usable for manual levering, and with the motor(s) energized, propeller thrust selectively assists in levering to propel the boat. Propeller thrust in a direction opposite to a propulsive direction from levering reduces work required per stroke, reducing the total levering power per stroke. Alternatively, using the thrust in the same direction as propulsive levering increases total propulsive power per stroke, but requires greater strength / work output by the rower / paddler. Removing the blade permits the propeller and motor to be statically submerged and clocked for directional propulsion. A hinged kayak paddle embodiment is adapted for pure levering, and is convertible to a propulsion device by releasably attaching an electric pod motor to the blade(s).

The invention relates to a passive electric assisting method and device of a bicycle based on an energy recycling technology. The passive assisting method and device aim to overcome the defect that comfort and energy efficiency of the existing bicycle are affected because the bicycle is not assisted when climbing. A system is formed by a motor / generator, an energy storage element with proper capacity, a relevant sensor and a relevant controller according to certain control strategies to efficiently recycle braking energy and overspeed energy in the running process of the bicycle; in the climbing process, the recycled energy is released through a motor drive system by the system to assist in driving the bicycle. According to the scheme, the original design intention of the bicycle is reserved on the premise that external charging systems are not used; the body building and short-distance outgoing purposes are achieved; riding energy efficiency of a rider can be improved, excessive consumption of physical power of the rider can be reduced, complex control devices and control modes for a control system are not needed compared with traditional bicycles, and the implementation cost is low.

The invention belongs to the technical field of floors and relates to a sports field, in particular to a thermoplastic polyurethane foaming body sports field. The sports field is of a double-layer structure, namely a bottom layer and a surface layer; the bottom layer with the thickness being 9-13 mm is paved by mixing thermoplastic polyurethane foaming particles with an adhesive; and the surface layer with the thickness being 2.5-4 mm is formed by spraying breathable slurry doped with EPDM particles. The sports field is good in elasticity, impact force is absorbed, and moderate elasticity and rebound force are achieved so that physical power consumption can be reduced; foot impact force is moderately absorbed, and sports damage is reduced; and permanent deformation performance of the sports field is good, deformation cannot occur after long-term use, and the situation that the sports field cannot restore elasticity due to the heavy weight of track and field equipment is avoided.

The invention relates to a watertight door device which is characterized by comprising a door frame, a door plate, a hydraulic power system and a control system. The door frame is connected with the door plate by a hinge, linkage of a closed / open hydro-cylinder and a locked / loosened hydro-cylinder is employed to automatically perform the motions of closing-locking and delocking-opening; the control system is composed of a plurality of regional control cabinets and a centralized-control box, and can carry out centralized monitoring on the state of the watertight door device and remotely or locally control opening and closing. Compared with the traditional manual type watertight door, the watertight door device provided by the invention not only reduces heavy physical strength dissipation, but also is stable and simple in operation and high in safety and reliability. Meanwhile, compared with the traditional hydraulic sliding type watertight door, the watertight door device is compact instructure, light in weight and small in occupied space.

The invention provides an infant safety monitoring system which comprises a safety monitoring device and safety monitoring software. The safety monitoring device comprises a running mode selection unit used for selecting device running modes, a behavior monitoring unit used for monitoring body temperature, pulses and tumbling information of an infant, a time control unit used for setting time intervals according to a time control instruction, a behavior analysis unit used for analyzing monitored information and sending an analysis result to a result display unit and a Bluetooth communication unit according to the time control instruction, the Bluetooth communication unit used for sending the behavior analysis result to a smart phone, and the display unit used for displaying the display unit. The infant safety monitoring software conducts a safety assessment on received information and displays safety information or sends an early warning or alarm according to an assessment result. The infant safety monitoring system provides a powerful technical guarantee for safe growth of the infant, can help parents find that the infant has a fever, an injury due to tumbling and other situations in time, and also can effectively avoid the event that the infant is kidnapped.

A multi-functional modular device comprises: a shaft; electric motor(s); battery(s); thrust producing fan(s); and blade(s) being removably attachable to the shaft for levering of a paddlesports boat. With the blade(s) attached to the shaft and the motor(s) off, the device is usable for manual levering, and with the motor(s) on, the fan blade thrust may selectively assist in levering to propel the paddlesports boat. Fan thrust may be usable in a direction opposite to a propulsive direction of levering to reduce work required per stroke, which reduces power per stroke, or may alternatively be usable in the same direction as propulsive levering to increase total propulsive power per stroke, which requires greater strength / work output by the rower / paddler. Various sized blades may be interchangeable therein to adjust the work output. Removing the blade(s) permits the fan to be statically submerged and clocked to propel the boat in a desired direction.

The invention discloses a knee arthroscope operation stent, which comprises a stent body fixedly connected with an operation table, a rotating disc I fixedly arranged on the stent body, a connecting rod I, a rotating disc II and a connecting rod IV. A locating hole I is arranged at the edge of the rotating disc I, one end of the connecting rod I is hinged to the center of the rotating disc I, a location pin I is arranged on the connecting rod I, and a connecting rod II is fixedly arranged at the other end of the connecting rod I. The rotating disc II is arranged perpendicular to the rotating disc I, a far end of the connecting rod II is hinged to the center of the rotating disc II, a locating hole II is arranged at the edge of the rotating disc II, and a location pin II matched with the locating hole II is arranged on the connecting rod II. A connecting rod III is fixedly arranged on the rotating disc II, one end of the connecting rod IV is hinged to a far end of the connecting rod III, and a fixing sleeve used for fixing ankles is arranged at the other end of the connecting rod IV. Angles at various directions can be adjusted and continuously fixed by the knee arthroscope operation stent according to operation requirements, a continuously stable and reliable operation environment can be provided for medical personnel, operation quality is guaranteed, manpower resources are saved, efficiency is improved, and the knee arthroscope operation stent is simple in structure, convenient to use and easy to manufacture.

The invention discloses a worm gear, worm, ball and wedge-disc type electronic parking brake which comprises an actuating device and a brake caliper assembly. The brake caliper assembly comprises a push rod assembly and a piston assembly which are arranged in a cavity of a brake caliper. The push rod assembly comprises a wedge disc, balls, a push rod shaft, a self-regulation screw, a pressure spring and a spring limiting sleeve. The push rod shaft extends out of the cavity and is connected with a transmission mechanism of the actuating device. The multiple balls are evenly distributed between the push rod shaft and the wedge disc in a clamped mode and used for generating axial push force. The self-regulation screw is connected with the self-regulation screw of the piston assembly in a threaded mode. The actuating device comprises a shell, the transmission mechanism and a driving motor. The worm gear, worm, ball and wedge-disc type electronic parking brake has the advantages that physical output of a driver can be reduced, a vehicle parking brake system can be simplified, the gap self-regulation function, the speed-reduction and torque-increasing functions, the movement conversion function and the mechanical reverse self-locking function can be conveniently achieved, and electric power consumed during long-time parking can be reduced; in addition, the transformation machining cost is low, and the manufacturing-process succession performance and the technological-process succession performance are good.

The invention discloses a barium slag removal turning table based on a crank connecting rod mechanism. Before the device works, the crank disc rotates under the action of the turning motor, so that the connecting frame rod is located at one of the limit positions, and this position makes the connecting frame rod vertical On the level ground, so that the turning table is in a horizontal state, then the operator places the hopper on the turning table through the equipment, the operator turns the compression handwheel to make the locking screw press the side of the hopper, and then the turning motor starts, through the two-axis The reducer makes the crank disc rotate until the connecting frame rod is at another limit position. At this time, the turning table tilts, and the materials inside the hopper fall to the ground under the action of its own gravity to complete the unloading process of the barium salt firing hopper. The turning table Lifting equipment removes the material box when it is turned to the horizontal position again. The device can dump the materials in the material box at one time, and the amount of dust generated when the materials fall to the ground is small, which is conducive to maintaining a clean working environment and reducing the physical exertion of operators.

The invention discloses a steering column trimming system of an aircraft. The steering column trimming system comprises trimming switches, force sensors, a preamplifier, a trimming amplifier, a trimming steering engine and the like. The steering column trimming system has the advantages that the traditional mechanically transmitted instructions are replaced by telex signals, and the steering column trimming system is in cross-linkage with an automatic pilot system and has an automatic trimming function and an additional function of displaying trimming angles for pilots; the steering column trimming system is simple and reliable and is convenient to operate.

The invention discloses a stretcher for spine surgery. The stretcher comprises a device main frame, wherein both sides of the device main frame are hinged with side frames by virtue of hinges; a group of limiting plates are arranged at the lower sides of the side frames; a group of mounting frames are arranged at the lower side of the device main frame; a group of rotating shafts are arranged on the mounting frames; the rotating shafts are matched with rotary square sleeves in rotary mode; the rotary square sleeves are connected to supporting legs by virtue of supporting springs; universal wheels are arranged at the lower ends of the supporting legs; an air cushion is arranged at the upper side of the device main frame; an inflator, which is matched with the air cushion, is arranged at one end of the device main body; a group of handles are arranged at each of two ends of the device main frame; and clamping block sliding buttons and pull arm sliding buttons are arranged on the handles in a sliding mode. The stretcher for the spine surgery is convenient to operate, and the stretcher, when used, can relieve burden of medical personnel, so that the medical personnel can carry a patient with lower physical power consumed; meanwhile, the patient can be protected well; and the stretcher can effectively prevent the body of the patient from getting displaced, so that the occurrence of secondary injury can be prevented.

The invention discloses a handheld hole drilling device for indoor wiring. A base is included, and a telescopic rod is arranged on the upper portion of the base; a locking switch is arranged on one side of the telescopic rod; a shell is arranged on the upper portion of the telescopic rod, and a control box is arranged on the lower portion of the shell; a handle is arranged on one side of the shell, and a manipulating button is arranged on the upper portion of the handle; a second sleeve is arranged on the other side of the handle, and one side of the second sleeve is provided with a first sleeve; an adjusting spring is arranged outside the first sleeve, and a fixed frame is arranged on one side of the first sleeve; and a blocking ring is arranged on one side of the fixed frame. The handheld hole drilling device for indoor wiring has the beneficial effects that due to the fact that firstly, the telescopic rod is arranged at the bottom of the shell for height adjustment, and consumptionof the physical power of an operator in work is reduced; and secondly, through the fixed frame arranged on the front portion of the device, the structure is simple, the production cost of the device is lowered, and meanwhile the perpendicularity between hole drilling and a wall space is also guaranteed.

The invention discloses a fig picking vehicle. The vehicle includes a mobile loading mechanism, an angle regulating mechanism, a transmission and juice collecting mechanism, a shearing mechanism, a receiving mechanism, a mesh sleeve mechanism and a key module. The mobile loading mechanism comprises a mobile module, a loading box and a fruit feeding and discharging module. The loading box is arranged on the mobile module, the fruit feeding and discharging module is arranged on the loading box, the angle regulating mechanism is arranged on the mobile module, the transmission and juice collectingmechanism is arranged on the right side wall of the angle regulating mechanism, the shearing mechanism is arranged at the tail end of the angle regulating mechanism, the receiving mechanism is arranged at the lower end of the shearing mechanism, the mesh sleeve mechanism is arranged in the loading box, and the key module is arranged on the mobile module. The fig picking vehicle belongs to the technical field of angle regulating mechanisms and particularly provides the fig picking vehicle, and according to the fig picking vehicle, the operation is simple, the movement is convenient, fig juicewithout fig stems can be effectively collected, non-destructive cutting and transportation of figs are ensured, and figs can be automatically packaged in real time.

The invention discloses a medical test tube scrubbing device. The medical test tube scrubbing device comprises a base. The upper surface of the base is fixedly connected with a U-shaped plate. A motor is arranged at the bottom of the inner wall of the U-shaped plate. The output end of the motor penetrates through a first support plate and is fixedly connected with the axis position of the bottom of a driving gear, and the two ends of the first support plate are fixedly connected with the inner walls of the two sides of the U-shaped plate separately. The two sides of the driving gear are engaged with two driven gears correspondingly. Two bearings are inlaid at the two sides of the upper surface of the first support plate. According to the medical test tube scrubbing device, by improving soft bristle sleeves, when the motor drives brush rods to rotate through the driving gear, the soft bristle sleeves can be driven to rotate, cylinders are started to drive corresponding lifting plates to move up and down in sliding rails, and thus the effect of repeatedly scrubbing the inside of a test tube is achieved; and moreover, under the matching action of the two soft bristle sleeves, the experiment progress is accelerated, and the steady cleaning effect is further achieved by improving clamping devices.