112results about How to "Sports effects" patented technology

The invention discloses a ship stabilization crane. The ship stabilization crane comprises a crane body, a lifting hook with a stabilization disc, folding stabilization arms and a lifting cable. The crane body is installed on a ship body, the lifting hook is connected with a main motor of the crane body through the lifting cable; the crane body self carries a stabilization device; the stabilization disc is fixedly connected to the lifting hook; the folding stabilization arms are symmetrically fixedly connected on the two sides of a crane jib in a hinged mode and controlled through hydraulic cylinders to expand and draw back; and the folding stabilization arms are connected with three lifting lugs in the circumferential direction of the outer wall of the stabilization disc of the lifting hook in the way that three additionally installed stabilization hydraulic motors and rollers are matched with corresponding steel wire cables and guiding pulleys, swinging is reduced in the way that movement of the corresponding motors is controlled to pre-tighten a stabilization rope, and traction stabilization of a stereoscopic triangle can be directly achieved through installation of equal division of circumference of the three lifting lugs. The ship stabilization crane is novel in structure, convenient to machine and use and safe and reliable and prevent a lifting tool and goods from swinging.

The invention discloses a modularized variable-rigidity joint mechanism of an S-shaped robot and belongs to the field of robot research and engineering. When universal wheels rotate around the central axis of a module, the S-shaped robot can achieve wheel type motion; when parallel linear drivers in the joint telescope, small passive wheels in the universal wheels contact with the ground to generate anisotropy friction force to achieve S-shaped motion, and lateral covers arranged on two sides of the wheels can have a certain protection effect on the wheels. The damping force control of a magneto-rheological damping link is separated from branch chain motion control, current magnitude in the coil of a piston head can be controlled according to needs to change the magnetic field intensity in a magneto-rheological sleeve so as to change the state of magneto-rheological liquid, and accordingly damping force can be controlled, and variable rigidity is achieved. The link does not affect the various motion gaits of the S-shaped robot, the joint self-locking and self-protection ability of the S-shaped robot can be increased, and the environment adaptability of the S-shaped robot is increased greatly.

The invention relates to an aluminum section finishing saw, which belongs to the technical field of aluminum section processing equipment. The aluminum section finishing saw comprises a bottom framework (1); the top of the bottom framework (1) is provided with a top assembly (3); a sawing assembly (2) is arranged above the top assembly (3); and a dust sucking assembly (4) is arranged below the top assembly (3). According to the aluminum section finishing saw provided by the invention, the sawing assembly of the saw is arranged above the top assembly, aluminum dust generated during sawing is pumped out through the dust sucking assembly arranged below the top assembly, so cleaning is very convenient and poses no influence on the movement of the sawing assembly.

The invention discloses a method and a device for measuring rotation speed of a moving ball. According to the method provided by the invention, an equation or an equation set is constructed by using maximum micro Doppler frequency shift of reflection wave to calculate the rotation speed of the ball body; and the position and the movement speed of the ball body in movement can also be calculated, and data of related movement positions including height over a net of the ball body and a point of fall and data of speed are acquired by using arrival moment and the Doppler frequency shift of the reflection wave. The device comprises an emitter, one or more receivers, output equipment and a central processor. The measuring equipment is simple, and normal movement of the ball body is not affected; and an algorithm is low in complexity and convenient to quickly realize. The device provided by the invention is adopted for measurement; the measurement result is accurate; and the functions are complete.

The invention discloses an adjusting method for a wearable device. The method comprises the steps of acquiring a current wearing position of the wearable device; when the current wearing position of the wearable device is a preset body part, judging whether the wearable device is in a motion mode or not; and when the wearable device is in the motion mode, increasing the size of a wearing mechanismof the wearable device, and sending a prompt message, wherein the prompt message is used for prompting a user to replace the wearing position of the wearable device. In addition, the invention discloses the wearable device. In this way, when the wearable device is worn on the preset body part and is in the motion mode, the size of the wearing mechanism can be automatically adjusted, and the usercan be prompted to replace the wearing position, so that the user can quickly replace the wearing position, the wearing effect is improved, and the wearable device is prevented from affecting the motion of the user.

The invention discloses a workpiece feeding device at least used for conveying a workpiece to a workbench. The workpiece feeding device is characterized by comprising a conveying mechanism and further comprising a jacking mechanism, wherein the conveying mechanism extends to the workbench and is used for conveying the workpiece to the upper portion of the workbench; the jacking mechanism is arranged below the workbench and used for jacking the workpiece to make the workpiece leave the conveying mechanism and lifting the workpiece downwards to make the workpiece fall on the workbench. According to the workpiece feeding device, the conveying mechanism is matched with the jacking mechanism, so the workpiece can be conveyed to the position nearby the target workbench and can be automatically operated to directly fall onto the workbench, the structure is simple, cost is low, and convenience and practicality are achieved. The workpiece feeding device is especially suitable for being installed in a closed shell of detection or machining equipment.

The invention discloses a dustproof structure for an MEMS device and an MEMS microphone packaging structure. The dustproof structure for the MEMS device comprises a grid membrane and a carrier, the grid membrane is provided with a fixed connection area and an acoustic transmission area, the fixed connection area surrounds the acoustic transmission area, and the fixed connection area is located onthe edge of the grid membrane; the carrier is provided with a through opening; the opening corresponds to the position of the sound transmission area; the carrier comprises at least two carrier layers, a first carrier layer in the carrier layers is connected to one side of the fixed connection area, the other carrier layers are sequentially distributed on the side, away from the mesh membrane, ofthe first carrier layer in a stacked mode in the thickness direction of the mesh membrane, and the thermal expansion coefficients of the carrier layers are different.

The invention relates to the technical field of molecular biology and discloses a magnetic-bead-based low field NMR (nuclear magnetic resonance) rare cell detection method which comprises the following steps: (1) a standard sample and a to-be-tested sample of a target rare cell suspension are respectively prepared; (2) a nuclear magnetic resonance contrast medium coupled with a specific expression antibody of target rare cells is respectively added, the nuclear magnetic resonance contrast medium is enriched in the rare cells in the samples by immunoreactions, and the unreacted nuclear magnetic resonance contrast medium is removed to obtain the nuclear magnetic resonance contrast medium-enriched standard sample and to-be-tested sample; (3) the relaxation time of the standard sample and the to-be-tested sample are respectively detected by use of a low field nuclear magnetic resonance analyzer, and sterile deionized water or a buffer solution is used as a blank control; and (4) the change amount of the relaxation time is calculated for drawing a standard curve to obtain the content of the target rare cells in the to-be-tested sample. The detection method can be used for convenient, fast, high specificity and high sensitivity detection of low content of rare cells in biological fluid samples.

The invention discloses an aluminum plate machining platform with a compression device. The aluminum plate machining platform comprises an operation table, supporting legs, sliding plates, clamping plates, telescopic rods, limiting plates, sliding rods, limiting rods, a pushrod motor, baffles, a fixing plate, connecting rods, sliding blocks, telescopic springs and bulged blocks, the supporting legs are fixed to the four corners of the bottom of the operation table correspondingly, a machining groove is formed in the top of the operation table, and the limiting plates are symmetrically arrangedon the positions, on the two sides of the machining groove, of the top of the operation table; sliding grooves are symmetrically formed in the positions, on the two sides of the machining groove, ofthe top of the operation table, and the bottom ends of the two symmetrically-arranged limiting plates are slidably connected into sliding ways; and a mounting groove is formed in the operation table.Through sliding arrangement of the sliding rods in the limiting rods, the limiting plates are driven by the pushrod motor to slide in the sliding ways, thus an aluminum plate is fixed, the structure is simple, operation is convenient and quick, human resource consumption for manual fixing is reduced, the time is saved, and the working efficiency is improved.

The invention provides an electrostatic gyro servo testing device based on a turntable position working mode. The electrostatic gyro servo testing device comprises a turntable body, a turntable control cabinet, a shell rolling control circuit, a gyro control cabinet and a gyro testing cabinet, wherein the turntable body is used for loading a gyroscope; the turntable control cabinet performs motion closed-loop control over the turntable body according to a real-time angular position deviation signal of a turntable; the shell rolling control circuit is connected with a gyroscope shell to control the a gyroscope body to do periodic rotation motion relative to the gyroscope shell; the gyro control cabinet is connected with the gyroscope, the turntable control cabinet and the shell rolling control circuit to monitor and control the gyroscope, to acquire shell rolling angle signals and gyro deflection angle signals and to generate angular position increment instructions of turntable motion according to the gyro deflection angle signals; the gyro testing cabinet is connected with the turntable body and a turntable control cabinet to establish a gyro drift error model according to angular position data of inner and outer ring axes of the turntable body and output a gyroscope drift error testing result. The electrostatic gyro servo testing device has the advantages of being convenient to debug, strong in robustness and high in reliability.

The invention belongs to the technical field of medical instruments, and particularly relates to a weight reduction device for rehabilitation training. The device includes a main frame a suspension vest wore by a patient. The main frame consists of a left frame body, a right frame body and two transverse rods arranged between the left frame body and the right frame body. The transverse rods are anupper transverse rod and a lower transverse rod. The middle section of a first hinge bar is hinged with a second hinge bar. The first hinge bar and the second hinge strip are hinged in an X shape. The upper end of the second hinge bar is transversely provided with a first slide bar. The left side and the right side of a handrail are provided with a third sliding groove matched with the first sliding bar. A latch is arranged the back end of the lower end face of a clamping bar. Clamping grooves, matched with the clamping bar, are arranged on the upper end faces of the left frame body and theright frame body and at the back of the first sliding groove. A plurality of gaps, matched with the latch, are arranged at the bottom of the clamping groove. A controller is arranged on one of the handrails, and the output end of the controller is connected with a connecting driving motor and a stepping motor in signal mode. The device aims to solve the problems of inconvenient use and limited activity range caused by the structural defects of the weight reduction device in the prior art.

The invention discloses a sludge treatment device. The sludge treatment device comprises a centrifuging device, wherein the centrifuging device comprises an outer barrel and an inner barrel which is arranged in the outer barrel; the outer barrel is provided with a sludge inlet pipe for conveying raw sludge into the inner barrel and a transmission mechanism for driving the inner barrel to rotate; the inner barrel comprises a barrel-shaped body; a plurality of water holes are uniformly distributed in the side wall of the barrel-shaped body; a barrel-shaped framework is arranged inside the barrel-shaped body; the barrel-shaped framework comprises an upper round ring, a lower round ring and four connecting rods for connecting the upper round ring and the lower round ring; a piece of barrel-shaped gauze is arranged outside the barrel-shaped framework in a sleeving manner; the barrel-shaped gauze is compressed on the inner wall of the barrel-shaped body through the barrel-shaped framework. According to the sludge treatment device, the gauze is arranged in the barrel. Compared with a filter screen, the gauze has the advantage that mud containing more moisture can be blocked on the inner side of the gauze instead of being thrown away, so that the sludge-water separation can be realized to the maximum extent.

The invention discloses a rope traction type finger rehabilitation training device which comprises a mechanical frame, a main control module, a safety module and a rehabilitation evaluation module. The mechanical frame comprises a support base, a motor groove, a motor follow-up lever, a transfer rod, a soft structure glove, a spring fixing rod, a spring, a nylon rope, a thumb frame, a fingerstallof the thumb frame, glove fixing steel strips and an emergency stop button. The nylon rope is a transmission structure for a motor; the main control module is an STM32 main control module; the safetymodule comprises pressure sensors and the emergency stop button, the pressure sensors are embedded into the front side and the rear side of the inside of a fingerstall of each finger, and the emergency stop button is arranged on a glove fixing rod; the rehabilitation evaluation module comprises strain gauge torque sensors and pressure sensors, the strain gauge torque sensors are arranged at four finger joints, and the pressure sensors are arranged at the front ends of the fingerstalls. A finger training method is designed according to the rope traction type finger rehabilitation training device.

Provided is an artificial on-ring mechanical valve for replacing a bicuspid valve membrane. The artificial on-ring mechanical valve is used for being implanted into the heart to replace the cardiac bicuspid valve membrane which is positioned on the junction of the left atrium and the left ventriculus and has a lesion. The artificial on-ring mechanical valve includes a valve stent, a pair of openable valve leaflets and a suturing ring, wherein the valve stent includes a tubular part matched with a bicuspid valve ring in the left ventriculus, the valve leaflets are installed on the valve stent,contained in the tubular part and used for controlling one-way circulation of blood, and the suturing ring is fixed to the tubular part and used for being sutured with the bicuspid valve ring. The tubular part is also provided with an inflow end opening part and an outflow end opening part for blood to flow from the left atrium into the left ventriculus, and the suturing ring is arranged on the outflow end opening part.

The invention discloses an eccentric shearing type low-impact expansion pipe double-groove-plate separation device which comprises an explosive cable, filler, a flat pipe, an H-shaped separation plate, an upper end frame, a lower end frame, an upper fastening bolt and a lower fastening bolt. The H-shaped separation plate comprises an upper U-shaped groove, a lower U-shaped groove and a connectingarea; the upper U-shaped groove and the lower U-shaped groove are located in the upper side and the lower side of the connecting area respectively. The upper end frame and the upper U-shaped groove are installed in a butt joint mode and fastened through an upper fastening bolt. The lower end frame and the lower U-shaped groove are installed in a butt joint mode and fastened through a lower fastening bolt. The flat pipe is arranged between the lower end frame and the lower U-shaped groove; the flat pipe is hollow, and the explosive cable is arranged in a hollow cavity of the flat pipe; and thefiller is filled in a cavity between the flat tube and the explosive cable. Impact generated in the action process can be reduced while it is guaranteed that the structure has high separation reliability.

The invention discloses a bionic tower climbing robot. The bionic tower climbing robot mainly comprises a main control machine body module and clamping and moving structure modules; the two ends of the main control machine body module are each connected with one clamping and moving mechanism module through an elastic universal joint, the two clamping and moving mechanism modules can alternately lock and loosen an anti-falling track of an iron tower, the clamping and moving mechanism module at the upper end of the main control machine body module is alternately pushed upwards through the main control machine body module, and the clamping moving mechanism module at the lower end of the main control machine body module is pulled upwards, therefore, the robot can climb along the anti-falling track. When operation is started, a rope can be carried to climb on the tower, after the rope is fixed to a designated position, a reliable force bearing point is provided for follow-up operation, and by means of the force bearing point, the purpose of carrying operation personnel, operation tools, related hardware fittings and the like can be achieved by combining corresponding devices according to operation requirements; when a power transmission line tower has a fault in extreme weather and manual tower climbing inspection and unmanned aerial vehicle inspection cannot be carried out, the robot carries the related detection device to climb the tower to inspect and detect the fault point.

The invention belongs to accelerator design techniques, and particularly relates to a beam halo treatment nonlinear magnet for an accelerator. The beam halo treatment nonlinear magnet for the accelerator comprises four magnetic poles, every two magnetic poles are oppositely arranged, and an excitation coil is arranged outside each magnetic pole, wherein a pair of shaded poles are arranged in the middle of the four magnetic poles, the magnetic pole head of each shaded pole is a plane, magnetic fields generated by the plane magnetic pole heads are null fields, and the magnetic fields generated by the magnetic pole heads of the four magnetic poles are linear focusing areas or non-linear focusing areas. The beam halo treatment nonlinear magnet for the accelerator can generate a wider range of null field and focusing field strength, so that the current beam halo treatment problem can be overcome, low-density particles at the edges are focused and overlaid on the high-density particles of the center, and the adverse impact of beam halo particles is avoided.

The present invention designs a round-head buttonhole sewing machine, which includes an x-y workbench (9) on which a sewing material clamp (11) mounted for movement in the x direction is arranged. The sewing clamp (11) is actuated by a pneumatically actuated piston-cylinder drive (20) mounted on the sewing clamp (11) and connected to a compressed air hose (28). The compressed air hose (28) is detachably connected to the piston-cylinder drive (20) by means of a hose connection (32).

The invention provides a measuring device for a ship water gauge, and relates to the technical field of ship auxiliary equipment. The measuring device comprises a vehicle body, a main motor and a camera device, wherein a mechanical arm of the vehicle body is provided with the camera device, the camera device comprises a camera, a driving motor and a reflective mirror assembly, the driving motor is adjacent to the camera, the driving motor and the camera are respectively and fixedly arranged on a bottom plate of the vehicle body, the reflective mirror assembly is connected with the driving motor through a small shaft, the small shaft is connected with the driving motor through a flange, and the main motor is fixedly arranged on the bottom plate and is adjacent to the camera device. The measuring device for the ship water gauge has the advantages that the cost is low, the operation is simple, and the safety and the reliability are realized.

The invention belongs to the technical field of building engineering, and discloses a repairing and caulking vehicle for building crack construction. The repairing and caulking vehicle for building crack construction comprises a machine body, wherein the interior of the machine body is of a hollow structure; a lifting mechanism and a stirring mechanism are mounted in the machine body; a horizontaldriving mechanism is mounted on the lifting mechanism; a moving mechanism is mounted on the horizontal driving mechanism; a controller is mounted on the inner top wall of the machine body; a storagebattery is mounted on the inner bottom wall of the machine body, and the controller is electrically connected with the storage battery; the input ends of the stirring mechanism, the lifting mechanismand the horizontal driving mechanism are correspondingly electrically connected with the output end of the storage battery; the lower surface of the machine body and one side wall of the machine bodyare jointly provided with two limiting rails, and the output end of the moving mechanism penetrates through the limiting rails and is provided with a discharging seat; the side wall of the stirring mechanism is provided with a pressure pump; and the discharge end of the pressure pump communicates with the discharge seat through a hose. The repairing and caulking vehicle for building crack construction is reasonable in design, saves trouble and labor for repairing horizontal ground and lower wall surfaces, avoids a large amount of manual operation and is uniform to repair.