42results about How to "Does not affect normal walking" patented technology

The invention discloses an external artificial knee joint-noninvasive correction device for knee joint osteoarthropathy. The Correction device consists of a shank support, a far-end coupling screw, a regulating system, a near-end coupling screw, a thigh support and a regulating spanner, wherein the regulating system is the core part of the correction device; a worm gear at one end of the regulating system is in fastened connection with the shank support plate of the shank support through the far-end coupling screw; and a rotary plate at the other end of the regulating system is in fastened connection with a thigh support plate on the thigh support through the near-end coupling screw, so that the main body of the correction device is formed; the regulating spanner is sleeved on the worm of the regulating system, the regulating system can change an angle between the shank support and the thigh support of the correction device through rotating the regulating spanner; and furthermore, the change of the angulation of the knee joint is realized, and the knee joint osteoarthropathy correction is completed. The correction device can be used for effectively correcting the knee joint osteoarthropathy, and can also be used for correcting patients suffering from genu varum or genu valgum in real time.

The embodiment of the invention provides an obstacle crossing wheel device and a self-walking robot. The obstacle crossing wheel device comprises a wheel body and an obstacle crossing assembly. The wheel body is provided with a rotating axis and a walking surface. The obstacle crossing assembly comprises a mounting base, supporting legs and elastic pieces, the mounting base and the wheel body synchronously rotate around the rotating axis, the supporting legs can slide in the inner-outer direction of the wheel body relative to the mounting base, and the elastic pieces apply acting force towardsthe outer side of the wheel body to the supporting legs so that the ends, away from the rotating axis, of the supporting legs can protrude out of the walking surface. According to the obstacle crossing wheel device, when the obstacle crossing wheel device encounters an obstacle, one end of each supporting leg abuts against the top surface of the obstacle, in the climbing process, overturning is conducted with the contact point of the supporting leg and the obstacle as the supporting point, the friction force between the wheel body and the obstacle is increased through the supporting point, and the obstacle crossing wheel device can be assisted in climbing over the obstacle.

The invention belongs to the technical field of related exoskeleton, and discloses a wearable exoskeleton chair. The exoskeleton chair comprises a human body connecting assembly, a thigh structure assembly, a shank structure assembly and a sitting position supporting assembly, wherein the shank structure assembly is glidingly connected to the thigh structure assembly; two ends of the sitting position supporting assembly are correspondingly connected to the thigh structure assembly and the shank structure assembly; the sitting position height of the exoskeleton chair can be adjusted by adjusting the sitting position; the sitting position supporting assembly comprises a supporting rod, a positioning lug ring sliding block, a positioning pin, an eccentric wheel and a driving assembly; the driving assembly is arranged on the shank structure assembly, and an output shaft of the driving assembly is connected to the eccentric wheel; one end of the supporting rod is rotationally connected to the thigh structure assembly, and the other end of the supporting rod is rotationally connected to the positioning lug ring sliding block; the positioning pin is connected to the positioning lug ring sliding block and is glidingly connected to the eccentric wheel. The wearable exoskeleton chair is high in adaptability and cannot influence normal walking after being worn.

The invention relates to the technical field of environmental protection, in particular to a formaldehyde gas purifier for a living room. The purifier comprises universal wheels, a control mechanism,a support column, a box body, a collecting mechanism, a fixing mechanism, a retaining mechanism, a partition plate, a storage battery, a compression mechanism, a solenoid valve, a cooling mechanism and a shock absorbing mechanism; when the temperature in concrete is high, the control mechanism switches on the solenoid valve, the cooling mechanism sprays mist to the surface of the concrete to reduce the temperature of the concrete instead of directly spraying water to the surface of the concrete, and therefore the surface of the concrete is prevented from being impacted by water; the retainingmechanism is arranged around the concrete and encloses uncondensed concrete, the situation that sunlight rainwater is directly sprayed to the surface of the concrete is avoided, and the concrete is protected; the shock absorbing mechanism is arranged around the concrete, when a vehicle passes by the concrete, the ground transmits vibration to the shock absorbing mechanism to cause vibration, the vibration energy is reduced, shock absorption on the concrete is conducted, and the situation is avoided that the uncondensed concrete greatly vibrates due to ground vibration and cracks.

The invention relates to a leg type orthotic device. The leg type orthotic device comprises a rigid framework used for being arranged at the outer sides of the legs of the human body during use, wherein the rigid framework is composed of an upper framework body and a lower framework body which are connected with each other through a hinge structure, the upper framework body is provided with thighbandages used for fixing the upper framework body and the thighs, the lower framework body is provided with orthotic force application rods capable of being adjusted laterally through threads, and theinner sides of the orthotic force application rods are provided with crus bandages used for being connected with the cruses. The leg type orthotic device solves the technical problem that the use ofa leg type orthotic device in the prior art can be affected due to the interference of a rigid positioning piece between the left leg and the right leg during use.

The invention relates to a simulation experiment device for gas extraction spontaneous combustion in a coal bed gob region. The simulation experiment device comprises two side wall channels and a U-shaped channel connected between the two side wall channels and composed of a bottom channel, one side wall channel forms an air inlet roadway, the other side wall channel forms an air return roadway, an inner hole of the bottom channel forms the gob region, coal storage sandwiched layers used for placing coal briquettes are arranged on the channel walls of the top and the bottom of the U-shaped channel, ventilating holes are formed in the walls of the sides, close to the inner cavity of the U-shaped channel, of the coal storage sandwiched layers, and multiple layers of coal storage plates usedfor placing the coal briquettes are arranged at intervals on the lateral channel walls of the U-shaped channel in the vertical direction. The simulation experiment device solves the problem that in the prior art, the coal briquettes are only placed at the bottom of the gob region, and since the number of the coal briquettes and the number of coal briquettes in a real extraction construction are large in difference, spontaneous combustion can not be formed.

The invention provides a leg shape correction device and belongs to the technical field of medical equipment. The leg shape correction device comprises two correction mechanisms, wherein each correction mechanism comprises a knee sleeve ring I, a knee sleeve ring II and a shank sleeve ring; each knee sleeve ring I comprises a left fixed block I, a right fixed block I and two elastic bands I whichare transversely symmetrically arranged; each knee sleeve ring II comprises a left fixed block II, a right fixed block II and two elastic bands II which are transversely symmetrically arranged; hinging plates I are arranged on the lower side faces of each left fixed block I and each right fixed block I; hinging plates II are arranged on the upper side faces of each left fixed block II and each right fixed block II; the hinging plates II are hinged to the corresponding hinging plates II through pin shafts; a storage battery is arranged on the upper side face of each left fixed block I and an electromagnet is arranged on the right side face of each right fixed block I through a bracket; a controller is arranged on the right side face of each right fixed block II; each electromagnet is electrically connected with the corresponding storage battery through the controller. The leg shape correction device provided by the invention can be used for correcting a leg shape by utilizing a repelling force and an attraction force of the electromagnets and is simple and practical.

A water and air permeable tile for sidewalk is characterized by that it has the through holes between top and bottom surfaces and the density of said through holes does not affect the standing up andwalking of pedestrains. Its advantages are high strength and water and air permeability, and easy manufacture.

The invention relates to a sealed floor washing sanitation vehicle in the technical field of sanitation. The sealed floor washing sanitation vehicle comprises a tractor head and an on-board controllerarranged on the tractor head, a hollow compartment with a hollow structure and an open lower end, a shower mechanism arranged in the hollow compartment, a mist discharge passage, a filter mechanism and a spray mechanism arranged on the top of the hollow compartment. Not only can not affect the normal walking of pedestrians when washing the floor, but also can remove the dust above the road.

The invention relates to a cultivator, which comprises a supporting wheel, an engine cooling device, a weed rake and a weed extractor, wherein the supporting wheel is located at the front end of the cultivator and can rise and fall, the engine cooling device is located at the front end of the cultivator, the weed rake is located at the rear end of the cultivator and can rise and fall, and the weed extractor is located at the rear end of the cultivator and is provided with a height adjustable device; a travelling wheel comprises a wheel axle, a spoke and an inner wheel connected with the spoke; the inner wheel is provided with an angle plate; one side edge of the angle plate is fixedly provided with a guard plate. The cultivator provided by the invention is compact in structure, diversified in function, convenient and practical, and is suitable for spaced crops of corn, orchard fruits, tobacco, green Chinese onion and the like.

The invention relates to an intelligent agricultural machine with obstacle crossing capability. The intelligent agricultural machine comprises a frame provided with a front traveling wheel and a rear traveling wheel, the front traveling wheel is connected with the frame through a damping mechanism, the damping mechanism comprises a pneumatic rod and a connecting rod which are arranged up and down, one end of the connecting rod is hinged with the frame, and a hinge shaft is fixed at the other end of the connecting rod; the hinge shaft is rotatably matched with a hinge hole in the front walking wheel, a large gear is fixed to the hinge shaft, a small gear in meshed transmission with the large gear is rotatably assembled on the front walking wheel, a connecting rod is fixed to a gear shaft of the small gear, and a laser displacement sensor used for irradiating laser forwards is arranged at the lower end of the connecting rod; and the laser displacement sensor is provided with a measuring position and a retracting position higher than the measuring position in the process of swinging along with the connecting rod, and when the laser displacement sensor is located at the measuring position, the height of the laser displacement sensor is consistent with the bottommost height of the front walking wheel. The invention provides the intelligent agricultural machine with the obstacle crossing capability, and the intelligent agricultural machine can cross ridges and can prevent the ridges from being damaged.

The invention discloses a buried rainwater shunting system which comprises a shaft way, wherein a rainwater shunting device is arranged in the shaft way; a rainwater perforated strainer is arranged above the rainwater shunting device; the rainwater perforated strainer is fixedly arranged at the top of the shaft way through a well loop; the rainwater shunting device comprises a base plate; a passageway opening is formed in the middle of the base plate; a first fence is arranged on the peripheral edge of the passageway opening; a second fence is arranged on the peripheral edge of the base plate; a separation plate is arranged between the top of the first fence and the top of the second fence; a drainage pipeline is further arranged at the periphery of the second fence; the rainwater perforated strainer comprises a perforated strainer body; a plurality of first rainwater gaps are formed in the perforated strainer body; a plurality of second rainwater gaps are formed in the peripheral edges of the first rainwater gaps; the width of each second rainwater gap is less than that of each first rainwater gap; and flow turbulence bulges are further arranged on the surface of the perforated strainer body on one side, which is located in a first mesh region, of the second rainwater gaps. The buried rainwater shunting system can effectively separate rainwater and reduce the rainwater treatment difficulty and cost and is high in recycling efficiency.

A safety protection method for personnel on an iron working platform, in which permanent magnets are arranged in the soles of the safety shoes of users, and a plurality of magnetic yokes are arranged on the peripheral side of the permanent magnets; by rotating the position of the permanent magnets in the magnetic yokes, the The magnetic force line of the permanent magnet forms a circuit through the yoke and the iron working platform, and the safety shoes are fixed on the iron working platform; the magnetic force line is shielded by the yoke by rotating the permanent magnet, so that the permanent magnet does not show magnetism to the iron working platform, and then Separate the safety shoes from the iron work platform. A magnetic safety shoe, comprising a shoe sole, a through hole is opened on the shoe sole, and a radially magnetized cylindrical permanent magnet is arranged in the through hole, and two completely identical yokes are symmetrically arranged on the outer peripheral side of the permanent magnet A yoke air gap is set between the two yokes; a handle is fixedly connected to the upper end of the permanent magnet, and the handle extends out of the side of the sole. The invention enables the user to be fixed or detached from the iron working platform, so as to realize the flexible adjustment of the position.

The invention belongs to the technical field of safety production, and particularly provides a wellhead safety protection device which comprises a protective fence and a first cover plate, the protective fence is of a foldable frame structure, and the protective fence is erected around a wellhead; the first cover plate is installed on the side face of the protective fence and used for covering the well mouth. According to the wellhead safety protection device provided by the invention, the requirements of spot inspection and overhaul access functions of facilities on the lower layer of a vestibule of a belt conveyor are met, and the problem of potential safety hazards caused by the fact that a wellhead cover plate is not covered in time is thoroughly solved; the first cover plate and the protective guard are designed into a linkage device of an integrated structure, the structure is compact, folding and retracting are convenient, when the first cover plate is opened, the protective guard is unfolded at the same time, a fence is formed on the periphery of a wellhead, and the safety protection effect is also achieved; when the protective fence is folded downwards, the first cover plate can move downwards along with the protective fence to seal and cover the wellhead, operation is easy and convenient, and operation convenience is improved.

The invention provides a valve fastening device and a use method of the valve fastening device. The valve fastening device solves the problems that in the prior art, a valve is inconvenient to operateand hinders walk of staff. The valve fastening device comprises a rotating handle, a rotating shaft and multiple fixing forks. The rotating handle is fixed to the upper end of the rotating shaft andis perpendicular to the rotating shaft. The connection point between the rotating shaft and the rotating handle is located in the middle of the rotating handle. The extension direction of the rotatingshaft and the extension direction of a valve transmission shaft are identical. The fixing forks are arranged at the lower end of the rotating shaft. Each fixing fork is in an L shape, wherein one side of the L-shaped fixing fork is perpendicularly connected to the rotating shaft, and the other side of the L-shaped fixing fork is parallel to the rotating shaft and extends downwards. The L-shaped fixing forks are inserted into a hand wheel of the valve. The rotating handle is rotated to switch on or switch off the valve.

The invention provides a child walking posture detection and early warning device. The walking posture detection device is used for a child to wear on the foot; a data acquisition module is arranged on the walking posture detection device; the data acquisition module is used for recording foot bottom stress of the child, relative positions of the double feet and a gravity position of the child inwalking; a data processing module is used for processing child walking data acquired by the data acquisition module, and uploading the data to a data analysis module through a wireless transmission module; and the data analysis module is used for performing analytic comparison on the child walking data uploaded by the data processing module with average data of a database in the data analysis module, performing speculative analysis on a walking posture of a user, summarizing an abnormal problem and speculating possible causes. According to the device, the walking postures, gaits and walking habits of children can be detected to timely discover bad walking habits of the children, and the bad walking habits of the children are timely fed back to guardians for correction.

The invention relates to the technical field of Internet of Things and smart cities, in particular to a smart city road intelligent parking system. The system comprises a plurality of local parking devices, a plurality of local service nodes arranged corresponding to the plurality of local parking devices, and a control center used for being in wireless communication connection with the pluralityof local service nodes, also being in communication connection with a mobile navigation system, and also used for inquiring a navigation destination in the mobile navigation system and the number of current idle parking plates of the plurality of local service nodes in a certain area around the destination in real time, and returning a query result to the mobile navigation system corresponding tothe navigation destination in real time. According to the intelligent road parking system for the smart city, the space of an existing urban road is fully excavated, the number of parking spaces is effectively increased, the problem that the urban parking spaces are difficult to find is solved, navigation parking space finding of mobile terminals such as a mobile phone can be achieved, the destination parking space supply dynamic state can be accurately mastered through an existing navigation APP, the parking spaces are found, and the urban traffic system operation efficiency is improved.