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137results about How to "Simple and lightweight structure" patented technology

Hand external skeleton rehabilitation system based on memory alloy driving

The invention discloses a hand external skeleton rehabilitation system based on memory alloy driving. The hand external skeleton rehabilitation system comprises a glove (1), a palm plate (2), a power source (3) and a finger linkage system. The palm plate (2), the power source (3) and the finger linkage system are all fixed on the glove (1). The finger linkage system is connected with the palm plate (2). A memory alloy spring is used as a driving device, the structure is simple and light, the five fingers can move independently, and the flexibility is high. A four-bar mechanism is used as an external skeleton transmission mechanism, and the hand external skeleton rehabilitation system is easy to install and maintain and can be suitable for patients with different finger lengths. The external skeleton is different from a traditional driven rehabilitation external skeleton. Surface electromyogram signals are used as control signals of the hand external skeleton, rehabilitation movement is controlled by the patients themselves, and a curative effect is promoted. The hand external skeleton rehabilitation system is convenient, easy to use, safe, effective and low in cost and has wide application prospects.
Owner:亿慈(上海)医疗科技有限公司

All-electric driven concrete laser leveler

The invention discloses an all-electric driven concrete laser leveler. The all-electric driven concrete laser leveler comprises a vibrating plate module, a scraping plate module, a pull rod module, a walking mechanism, a central control box, a horizontal sensor, a protective shell, a frame, a control panel, a power generator unit, a caster, a power generator unit bottom plate, a pull rod pin, an electric cylinder pin, a motor protective plate, an electric cylinder, a first connecting rod pin, a second connecting rod pin, a connecting rod welding body, an electric push rod, a third connecting rod pin, an electric cylinder connecting rod, a laser transmitter, a vibrating scraping plate module, a laser receiver and other main parts. As an advanced laser control technology and a computer controlled servo driving technology are adopted in the whole machine and the original hydraulic driving system is replaced with an all-electric driving system, the all-electric driven concrete laser leveler disclosed by the invention has the advantages of high automation degree, high construction efficiency, high accuracy, light weight, simplicity in operation, less construction personnel, low construction cost and so on, and is suitable for places with comparatively small loads, such as terraces laid with double-layer reinforcing meshes, floor terraces and so on.
Owner:张晓军

Concrete laser leveling machine driven by driving type pure electric power

The invention relates to a concrete laser leveling machine driven by driving type pure electric power. The laser leveling machine comprises a machine skeleton, a machine power system, a control system, a laser measuring and controlling system and a leveling head capable of feeding automatically, wherein the leveling head can be connected and matched with the front end of the machine skeleton through an electric pusher capable of ascending or descending; the leveling head comprises a vibration plate, a vibration plate installation seat, a vibration motor installation seat, a vibration motor, a connection assembly, a steel rope and a spiral feeding mechanism, wherein the vibration motor is mounted on the vibration motor installation seat and is connected and matched with the vibration plate; the vibration plate is mounted on the vibration plate installation seat; the connection assembly is fixed on the side surface of the spiral feeding mechanism; and the vibration plate installation seat is suspended on the connection assembly through the steel rope and is movably matched with the spiral feeding mechanism through the connection assembly. The spiral feeding mechanism of the machine can automatically clear concrete accumulated in front of a scraper, thereby reducing working resistance; and at the same time, the spiral feeding mechanism is provided with the scraper, thereby keeping the accuracy of the surface elevation of the concrete.
Owner:上海捷舟工程机械有限公司

Underwater bionic flexible flapping wing propelling device

The invention discloses an underwater bionic flexible flapping wing propelling device. The device is composed of a motor, a transmission gear, a bracing wire wheel set, a fin ray mechanism, an outer framework and a skin. The outer framework is installed on pressed rods of the fin ray mechanism and covered with the skin. The fin ray mechanism is composed of the multiple pressed rods and inhaul cables to flap and is high in rigidity and capable of transmitting large power and bringing the performance of materials into full play. The structure of the flexible flapping wing propelling device is simple and light and quick and convenient to use, and the motor drives the transmission gear through a coupling to rotate. The moment is transmitted to the bracing wire wheel set through a reduction gear, the bracing wire wheel set rotates to pull the multiple inhaul cables, so that the fin ray mechanism is pulled to swing up and down, the outer framework fixed to the fin ray mechanism and the skincovering the outer framework move and deform along with the swing of fin rays, and streams are pushed to generate stable periodical thrust. The flexible flapping wing propelling device has the beneficial effects of being simple in control, large in deformation range, small in noise and high in stability.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Air-drop type sea air interface integrated detection device and method

The invention discloses an air-drop type sea air interface integrated detection device and method. The air-drop type sea air interface integrated detection device comprises a parachute cabin, a radiosonde cabin and an XCTD cabin which are arranged from top to bottom; a deceleration parachute is arranged in the parachute cabin, and the top of the parachute cabin is of an open structure; a radiosonde used for completing meteorological element detection is arranged in the radiosonde cabin; one or more windows communicated with the outside are formed in the side wall of the radiosonde cabin; an XCTD used for completing marine water body element detection is configured in the XCTD cabin, the bottom of the cabin is of an open structure, and the XCTD is fixed in the XCTD cabin through a locking mechanism; the integrated detection device also comprises a communication floating body capable of floating on the sea surface; and the communication floating body is in connection with the radiosondeand the XCTD for communication through a data line, and is used for receiving the returned meteorological element and X sea water body element data and forwarding the data to a user through satellitecommunication. By virtue of the air-drop type sea air interface integrated detection device, the integrated measurement of the air atmosphere and the marine water body can be realized, and an innovative detection means for sea and sea air detection of an unmanned aerial vehicle, marine scientific investigation and the like can be provided, so that the blank of instruments in the sea-air integrateddetection field in China is made up.
Owner:NAT UNIV OF DEFENSE TECH

Spraying device with high-speed rail bridge pier automatic maintenance function

The invention relates to a spraying device with the function of automatic maintenance of high-speed railway pier, which is used for spraying high-speed railway pier; its hoist is installed on the top of the high-speed railway pier; one end of the steel wire rope is wound on the hoist, the other end is connected to the reinforced steel pipe, and can The reinforced steel pipe is raised and lowered; the steel wire rope is supported by the roller; the water supply pipe is horizontally installed on the reinforced steel pipe; the spray nozzles are evenly distributed on the water supply pipe; the spray guide device is also installed on the reinforced steel pipe, which abuts on the high-speed railway bridge pier; One end of the water pipe is connected to the water supply pipe, and the other end is connected to the water pump; the water ditch is arranged at the bottom of the high-speed railway pier, and is connected to the water tank; the water pump is located in the water tank. The invention is light and simple in structure, reasonable in design, easy to install, and the equipment is automatically operated during use without any manual assistance; the equipment can be used repeatedly; the construction water can be recycled to save water; it is suitable for the maintenance of high-speed railway bridge pier concrete, piers Good body care.
Owner:CHINA RAILWAY BEIJING ENG GRP CO LTD +2

Biochemical reactor

The invention provides a biochemical reactor which can be supplied for a test tube to be arranged in the reactor for reaction. The biochemical reactor is provided with a temperature control device, and a first body and a second body which are respectively arranged at the lower part and the upper part of the temperature control device; the temperature control device comprises a basal plate, a first conductive layer, a second conductive layer, an accommodating hole and a heating element; the basal plate is provided with a through hole supplied for the test tube to stretch into; the accommodating hole is close to the through hole and is provided for accommodating the heating element; the first conductive layer is provided with a connection layer covering a hole wall of the through hole; two ends of the heating element are respectively electrically connected with the first conductive layer and the second conductive layer, therefore, heat generated by the heating element is conducted to the through hole to heat the test tube through the first conductive layer; the temperature control device not only is simple and light in self structure, more makes the overall biochemical reactor lightweighted, is easy to assemble, carry and repair, and can reduce the manufacturing cost.
Owner:GENEREACH BIOTECH CORP

Electric lifting wire pole

InactiveCN103015788ASimple and lightweight structureExcellent impact resistance and insulation performanceTowersRebarElectric machinery
The invention discloses an electric lifting wire pole. The electric lifting wire pole comprises a wire pole body, wherein the wire pole body comprises at least two wire pole bodies, a thread transmission sleeve, a driving motor and a lead screw, one of the wire rod bodies is nested inside the other one, a positioning block is arranged between the wire pole body at the inner layer and the wire pole body at the outer layer, a thread is arranged at the inner wall of the thread transmission sleeve, the outer wall of the thread transmission sleeve is smooth and reliably connected with the inner walls of the wire pole bodies, the driving motor is reliably connected with the foundation of the wire pole bodies and connected with the lead screw by a coupler, and the lead screw is reliably connected with the thread transmission sleeve and is in thread transmission. The electric lifting wire pole is made of hard light type insulating material reinforcing bars, combined by the plurality of pole bodies and lifted by transmission via the lead screw. The electric lifting wire pole has the advantages of being free and convenient in height adjustment, simple and portable in structure, excellent in corrosion resistance, impact resistance and insulating property, wide in usage range, long in service life, and higher in resource recovery rate.
Owner:XINYANG POWER SUPPLY OF HENAN ELECTRIC POWER CORP

Leg massage manipulator

The invention discloses a leg massage manipulator. The leg massage manipulator comprises a base, wherein a motor base is arranged on the base, a motor is arranged on the motor base, and is connected with a transmission shaft, the transmission shaft is arranged on the base by virtue of a bearing base, a first left joint and a driving gear are arranged on the transmission shaft, the driving gear is meshed with a driven gear, the driven gear is arranged on a rotating shaft, the rotating shaft is arranged on the bearing base, and a first right joint is arranged on the transmission shaft; the transmission shaft is driven to rotate by virtue of the motor, so that the driving gear and the driven gear are driven to rotate, further the first left joint and the first right joint are driven to be closed inward, and muscles are pressed. The leg massage manipulator disclosed by the invention is compact and light in structure, can be conveniently used by a patient paralyzing on a bed, different massage modes and strengths can be adjusted according to different patients, the simulation capability is high, the massage effect is good, the energy consumption is also low as the whole structure is simplified when the leg massage manipulator is used, the leg massage manipulator is easy to use, and the leg massage manipulator is applicable to wide crowds.
Owner:SOUTHEAST UNIV

Crushing station

ActiveCN102921525AIncrease stiffnessStructural stress distribution is reasonableGrain treatmentsEngineeringCantilever
The invention discloses a crushing station, which relates to the technical field of engineering machinery. The crushing station comprises a material loading and conveying device, a crushing device and a material unloading and discharging device as well as a supporting mechanism, wherein the supporting mechanism is arranged at the bottom of the crushing device; the material unloading and discharging device is mounted on the supporting mechanism, wherein the supporting mechanism can be used for driving the material unloading and discharging device to transversely swing relative to the supporting mechanism and can be used for controlling the material unloading and discharging device to longitudinally swing; and a supporting unit is arranged at the bottom of the supporting mechanism, wherein the supporting mechanism can be used for driving the material unloading and discharging device to transversely swing relative to the supporting unit. According to the invention, a cantilever mounting structure is avoided, the rigidity of the equipment is greatly enhanced, the structural stress distribution is more reasonable, the structure is simple and lightweight, and a transfer material unloading unit is not needed in the whole set of equipment, so that the reliability and economic efficiency of the equipment are enhanced.
Owner:益阳市科技成果转化服务中心 +1

Shoulder joint maintaining exoskeleton and application thereof

The invention discloses a shoulder joint maintaining exoskeleton and application thereof, and belongs to the field of upper limb exoskeleton robots. The shoulder joint maintaining exoskeleton comprises a right arm exoskeleton, a left arm exoskeleton and a force bearing belt; the right arm exoskeleton and the left arm exoskeleton are connected with the force bearing belt, and the right arm exoskeleton and the left arm exoskeleton are of the same structure; the right arm exoskeleton includes a supporting mechanism and a locking mechanism, and the middle portion of a supporting rod in the supporting mechanism is provided with clamping teeth and sliding grooves; and the locking mechanism comprises a first fixing plate, an upper stopping block, a lower stopping block, a second fixing plate andclamping jaws, wherein the first fixing plate and the second fixing plate slide along the sliding grooves through guiding rollers, the upper blocking block and the lower blocking block are located onthe upper and lower ends of the clamping teeth correspondingly, and the clamping jaws are separated from or engaged with the clamping teeth. According to the shoulder joint maintaining exoskeleton, rotary motion of a shoulder joint is converted into reciprocating motion; the structures of the clamping jaws and the clamping teeth are adopted, the shoulder joint can be maintained at any angle, the structure is simple and light, limitation by the control algorithm and the endurance time is avoided, and complete unloading can be realized.
Owner:HUAZHONG UNIV OF SCI & TECH
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