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51results about How to "Unrestricted movement" patented technology

Remote electrocardiogram monitoring system

InactiveCN107714029ATo achieve the purpose of ECG remote monitoringComfortable to wearUser/patient communication for diagnosticsSensorsMonitoring systemBody posture
The invention discloses a remote electrocardiogram monitoring system which comprises a wearable electrocardiogram acquisition unit, a smart phone module and a cloud server. The smart phone module is in communication connection with the cloud server through a mobile network or a wireless local area network; the wearable electrocardiogram acquisition unit acquires physiological electrocardiogram signals and three-axis acceleration data of a patient in real time; the smart phone module analyzes the electrocardiogram data and the three-axis acceleration data so as to obtain electrocardiogram pre-judgment classification and body posture data by using an intelligent analysis algorithm; the cloud server pushes the electrocardiogram data and the electrocardiogram pre-judgment classification and body posture data to a browser of an electrocardiogram specialist; the electrocardiogram specialist gives diagnostic results according to the electrocardiogram of the patient and the pre-judgment classification and body posture data; and the cloud server pushes the diagnostic results to the smart phone module of the patient, and finally, the patient can see the diagnostic results of the electrocardiogram specialist, so that the aim of performing remote monitoring on patient electrocardiogram is achieved.
Owner:BEIJING UNIV OF TECH

Passive flexible knee-ankle joint power-assisted exoskeleton robot

The invention relates to the technical field of power-assisted robots, in particular to a passive flexible knee-ankle joint power-assisted exoskeleton robot. Comprising an exoskeleton support and a pair of energy recovery and release devices. Each energy recovery and release device comprises an input clutch mechanism, an energy storage mechanism and an output mechanism; in a knee joint bending stage, a first flexible cable or a second flexible cable pulls a corresponding input transmission pulley to rotate, so that an input transmission gear and a transmission inner gear ring are in meshed transmission, and energy storage of an energy storage spring is realized; in an ankle joint power assisting stage, a steering engine gear is in gear meshing transmission with a transmission rack, so that a clutch gear is meshed with an output transmission gear and an output transmission pulley at the same time, an energy storage spring releases stored energy, and a third flexible cable is stretched to pull a foot plate upwards to move; therefore, part of negative work done by the knee joint during stretching is collected in a mode of assisting the knee joint in doing negative work, part of negative work generated by the knee joint during bending is also absorbed, and the negative work collecting efficiency is higher when the negative work collecting device is used for collecting negative work.
Owner:HEFEI UNIV OF TECH

Fetal electrocardiogram remote monitoring system based on cloud platform

The invention discloses a fetal electrocardiogram remote monitoring system. The system comprises a fetal electrocardiogram collector, a smart phone APP and a cloud server. The smart phone APP is in communication connection with the cloud server through a mobile network or a wireless local area network. The fetal electrocardiogram collector collects a pregnant woman abdomen three-lead electrocardiosignal and a fetal single-lead electrocardiosignal in real time; the smart phone APP extracts the fetal electrocardiosignal in real time and draws data on a screen of a mobile phone in real time, andmeanwhile, fetal electrocardiogram data is locally stored in the mobile phone; the cloud server pushes the fetal electrocardiogram data to an electrocardiogram expert terminal browser; a fetal electrocardiogram expert views the fetal electrocardiogram, and a diagnosis result is given; the cloud server pushes the diagnosis result to the smart phone APP of a pregnant woman. According to the system,a fetal electrocardiogram extraction algorithm is embedded into the smart phone APP, and the system is efficient and convenient to use; an emergency response mechanism is added; a data storage mode isimproved, and the mass fetus electrocardiogram data is transferred from a MySQL database to an HDFS distributed file system for storage.
Owner:BEIJING UNIV OF TECH

High-temperature pipeline vibration reduction device with guide bracket and vibration reduction method

The invention belongs to the technical field of high-temperature pipeline vibration treatment, and particularly relates to a high-temperature pipeline vibration reduction device with a guide bracket and a vibration reduction method. The high-temperature pipeline vibration reduction device with the guide bracket comprises an upper pipe clamp, locking bolts, a lower pipe clamp, a guide base and a polytetrafluoroethylene pad, wherein the upper pipe clamp and the lower pipe clamp are both of semicircular structures; protruding bolt holes are formed in the two sides of the upper pipe clamp and the two sides of the lower pipe clamp respectively; the upper pipe clamp and the lower pipe clamp are connected through the locking bolts, and then the interior of the connected upper pipe clamp and lower pipe clamp is matched with a high-temperature process pipeline in shape; a guide rail matched with the guide base is welded to the bottom of the lower pipe clamp and embedded into the guide base; and the polytetrafluoroethylene pad is laid in the guide base. According to the high-temperature pipeline vibration reduction device with the guide bracket and the vibration reduction method provided by the invention, the high-temperature pipeline vibration reduction device has high feasibility and universality, can replace a damper to conduct vibration reduction on a high-temperature pipeline, and is short in implementation period and high in economic benefit.
Owner:JIANGSU NUCLEAR POWER CORP

Fast mounting and demounting device for aviation plug

The invention discloses a fast mounting and demounting device for an aviation plug. The fast mounting and demounting device comprises a locking block and an inserting block. The locking block and theinserting block are rotationally connected through a torsion spring. An inserting groove is formed in the side wall of the locking block, and an inserting rod is welded to the side wall of the inserting block. The inserting rod abuts against the inner wall of the inserting groove. A locking mechanism used for limiting moving of the inserting rod is arranged in the inserting groove. Clamping grooves are formed in the side walls of the locking block and the inserting block correspondingly in a penetrating manner, and a set of clamping springs are welded on each of the inner walls of the sides, away from each other, of the two clamping grooves. The fast mounting and demounting device has the beneficial effects that the locking block and the inserting block are designed so that a cable connected with the plug can penetrate the locking block and the inserting block in the process that the locking block and the inserting block are combined, blockage and interference cannot be caused in the subsequent plug screwing process, the whole demounting and mounting process is not hindered, convenience and rapidness are achieved, and the whole demounting and mounting efficiency is greatly improved.
Owner:NANJING CHENXI AERODYNAMIC TECH

Basic shaft type metal 3D printer

The invention discloses a base shaft type metal 3D printer. The base shaft type metal 3D printer comprises a machine frame, a powder cylinder is arranged in the middle of the machine frame, the machine frame is connected with a base shaft driving device, long-strip-shaped limiting through holes are correspondingly formed in the opposite sides of the machine frame and the powder cylinder, and a base shaft comprises a base shaft body and base shaft connecting shafts at the two ends; the base shaft is located in the powder cylinder, and the base shaft connecting shafts at the two ends of the baseshaft penetrate through the long-strip-shaped limiting through holes to be detachably and fixedly connected with the base shaft driving device; and sealing assemblies used for preventing metal powderin the powder cylinder from overflowing are arranged between the base shaft connecting shafts and the long-strip-shaped limiting through holes. The basic shaft type metal 3D printer is simple in structure and convenient to use, complex components such as a powder laying device and a powder scraping device are omitted, the requirements for machining symmetry and the like of some rotating components are well met, the quality of printed and machined products is guaranteed, and the temperature stress of workpieces in the printing process is controlled.
Owner:ZHEJIANG YIDONG TECH CO LTD

Boarding frame for aviation passenger plane

ActiveCN112009716AAvoid damageAvoid the problem that the height is not suitable for the boarding gate of the airliner with different heightsLifting devicesGround installationsMarine engineeringArchitectural engineering
The invention relates to the technical field of civil aviation transportation and discloses a boarding frame for an aviation passenger plane. The boarding frame comprises a boarding frame transport cart, two supporting plates are fixedly installed at the top end of the boarding frame transport cart, the top ends of the two supporting plates are movably connected with a rotating fixing plate through rotating rods, the top end of the rotating fixing plate is fixedly connected with a fixing frame, and a rack plate is fixedly installed at the bottom end of the fixing frame. According to the boarding frame for an aviation passenger plane, a rubber limiting plate on the left side face of a parallel ladder makes contact with an outer shell of an airliner. A telescopic rod is extruded by matchingwith a supporting spring in an extension groove; the boarding frame transport cart transports the boarding frame to the entrance of the airliner, so that the problem that the airliner shell is damageddue to collision between the boarding frame transport vehicle and the airliner shell, the attractiveness of the airliner shell is affected, and a large amount of manpower, material resources and financial resources need to be consumed for repairing the airliner is solved.
Owner:平湖市中美包装科技有限公司

Pointing mechanism with micro-vibration isolation characteristic

The invention provides a pointing mechanism with a micro-vibration isolation characteristic, and the mechanism comprises a first flexible support device, a second flexible support device, an azimuth angle movement mechanism and a rotary disc bearing gear, wherein the bottom of a pitching support base is fixedly connected to the azimuth angle movement mechanism; a first side ring of the first flexible supporting device is fixedly installed on the inner side of one end of the pitching supporting base, a fourth side ring of the second flexible supporting device is fixedly installed on the inner side of the other end of the pitching supporting base, one side of a first lug plate of the pitching platform is fixedly installed on a second side wheel, and the other side of the first lug plate is fixedly installed on a first driven wheel. One side of the second lug plate is fixedly installed on the third side wheel, and the other side of the second lug plate of the pitching platform is fixedlyinstalled on the second driven wheel. And a driving bevel gear of the driving mechanism is meshed with the driven bevel gear. According to the invention, the rigidity of a local structure on a micro-vibration transmission path can be reduced, and micro-vibration is isolated, so that the influence of micro-vibration on the control precision of the pointing mechanism is effectively solved.
Owner:TIANJIN AEROSPACE ELECTROMECHANICAL EQUIP RES INST
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