67results about How to "Quick catch" patented technology

The invention relates to a track planning method of a redundant space mechanical arm for on-track catching. The catching operation of the space mechanical arm is divided into a rough catching stage and a fine catching stage, so that problems are simplified. By aiming at outstanding problems of different stages, different planning algorithms are adopted. In the rough catching stage, a track searching algorithm based on configuration space is adopted, and the algorithm is based on the test in the configuration space; and in the fine catching stage, a pseudo-inverse algorithm based on kinematics is adopted, and the final precise catching is guaranteed by compensating the relative movement of a target.

The invention relates to a multi-rotor aircraft composed of a fuel engine and a motor. The aircraft comprises an electronic speed regulator, a flight control system, the fuel engine, the motor, a battery pack, a fuselage composed of multiple crankshafts, and multiple propellers, which can be divided into first propellers driven by the fuel engine and second propellers driven by the motor. The multiple first propellers provide the main lifting force of the whole aircraft, while the multiple second propellers are responsible for the balance, direction and a small part of the lifting force of the whole aircraft. Thus, most of the lifting force of the invention is provided by the fuel engine, and a small part of the lifting force, balance control, directional control, and height control are provided by the motor. Perfectly realizing fuel-electric hybrid, the aircraft of the invention is endowed with the maneuverability and flexibility of pure electric aircrafts as well as the large load capacity of fuel engines.

The invention relates to a kind of trinity sectional core drill. It incldues rope salvaging tool, outer tube assemblage, inside tube assemblage, screw rod motor, hydrodynamic drowning hole hammer, drill core carrying pipe, drillnig bit, position-setting device that is used to fix inside tube assemblage and eliminate the anti-torsion produced by the stator of the screw rod motor, torsion-transmitting gear and III that is used to transmit the tosional from the screw rod motor to the outer tube assemblage and drilling bit, dividing gear of flushing liquor that is used to divide the flushing liquor before it enter into hydrodynamic drowning hole hammer, movnig-only gear of outer tube that make the underpart drilling tool of outer tube assemblage rotate back, transmitting gear of impact energy that is used to transmit the impact energy from the hydrodynamic drowning hole hammer to theo uter tube, and the trimmer gear VII that is used to adjust the crooked degree of inside tube assemblage. This invention combines the rope core-fetching gear, bottom well power and garrulous rock hydrodynamic drowning hole hammer organically into a whole, thus can get the core without carrying the drill, improve the drilling efficiency in certain time greatly, reduce the times of removing the bit, and increase the pure drilling time.

The invention discloses a multi-finger envelope fault-tolerant catching device and method for a space rolling failure target, The device comprises a service spacecraft carrying a multi-fingered hand catching mechanism, wherein each finger of the multi-fingered hand catching mechanism comprises a point finger composed of an intermediate rigid portion and an outer flexible portion, and the flexibleportion enables the space roll-over failure target and the multi-fingered hand catching mechanism to collide without affecting the normal operation of the service spacecraft. When the service spacecraft is synchronized with the space roll-over failure target, the multi-fingered hand capture mechanism approaches the target and envelopes the target in a given time interval, that is, the target is constrained in the capture space region formed by the multi-fingered hand mechanism, and then the finger is tightened to capture the target. Aiming at the target with space roll-over failure, the accurate target information is not needed in capturing and the target is adaptive. After the capture, the target can be precisely manipulated to achieve takeover control.

The invention discloses a passive yarn cutter which is characterized by comprising a cutter rest, a yarn-cutting blade, a safe cutter cover and a yarn-capturing device; the yarn-cutting blade is obliquely arranged on the cutter rest; the cutting edge thereof is scissor-type and form a yarn-leading groove with the cutter rest and a notch of the safe cutter cover; and the yarn-capturing device which arranges filament bundles into the yarn-leading groove is arranged at the front of the cutter rest. Compared with the prior art, the yarn cutter has the advantages of fast yarn capturing and yarn cutting, high success ratio of yarn cutting, simple structure and stable quality of products.

The invention provides an anti-riot steel fork. The anti-riot steel fork comprises a steel fork body, the middle part of the steel fork body communicates with a steel pipe, two sets of locking mechanisms are arranged in the steel fork body, a trigger mechanism is installed on the steep pipe, and the two sets of locking mechanisms are correspondingly connected with the trigger mechanism through flexible ropes. The locking mechanisms comprise arc-shaped slide ways and arc-shaped cavities, wherein the steel fork body is internally provided with the arc-shaped slide ways and the arc-shaped cavities, and one sides of the slide ways communicate with the arc-shaped cavities; first springs and arc-shaped fork rods are installed in the arc-shaped slide ways in a matching mode; guide pulleys are connected to one ends, close to the steel pipe, of the arc-shaped cavities in a shaft mode; one-way stopping mechanisms connected with the fork rods are arranged in the arc-shaped cavities, and pressingrods are hinged in notches; second springs are arranged between the pressing rods and sliding columns, top blocks are fixedly connected to one ends of the pressing rods, and the second springs push the top blocks to be inserted into inserting holes. The anti-riot steel fork can quickly subdue a rioter, and can effectively prevent the rioter escaping from the steel fork body.

The embodiment of the invention discloses a positioning tracking method and a related device, and the method comprises the steps of obtaining the feature information of a plurality of subway passengers through at least one piece of information sensing device, wherein the at least one piece of information sensing device is distributed in a plurality of carriages of a subway; determining suspiciouspassengers in the plurality of subway passengers according to the feature information of the plurality of subway passengers; acquiring the suspicious passenger positioning information, and selecting atarget information sensing device from the at least one information sensing device according to the positioning information to monitor the suspicious passenger; and sending the monitoring video of the suspicious passenger to the palm track device. According to the embodiment of the invention, the suspicious passengers mixed in the subway passengers can be identified in time, so that the suspicious passengers can be positioned and tracked.

The invention discloses a semiconductor failure location test unit, which is a snake-comb structure in a metal layer. The bonding lines of the test unit are divided into first-type bonding lines and second-type bonding lines. The adjacent first-type bonding lines are connected through the second-type bonding lines. The first-type bonding lines are longer than the second-type bonding lines. The first-type bonding lines are arranged in a metal line I, the second-type bonding lines are arranged in a metal line II, and the metal layer I and the metal layer II are different metal layers. The invention also discloses a semiconductor failure location method. According to the semiconductor failure location test unit and the failure location method thereof of the invention, a semiconductor failurelocation test unit at a failure point (a hot spot) can be quickly and accurately grasped by using the existing failure location analysis instrument.

The invention discloses a lift car gravity center tester which is simple in structure, convenient to operate and capable of rapidly capturing a lift car gravity center. The lift car gravity center tester comprises a lift car installation seat (1), an upper support (2) and a lower support (3), the lift car installation seat (1) is fixedly arranged at a central position of the upper support (2), an X shaft double-wheel bearing device (4) doing free motion along an X shaft and a Y shaft double-wheel bearing device (5) doing free motion along a Y shaft are arranged between the upper support (2) and the lower support (3), the upper support (2) is in floating connection with the lower support (3) through the X shaft double-wheel bearing device (4) and the Y shaft double-wheel bearing device (5), a pressure sensor (6) is arranged on both the X shaft double-wheel bearing device (4) and the Y shaft double-wheel bearing device (5), and the pressure sensors (6) are electrically connected with a peripheral control platform. The lift car gravity center tester can be used in the field of elevator lift cars.

The invention relates to a repairing device, in particular to a wall face repairing device for concrete. According to the wall face repairing device for the concrete, the repairing efficiency is high,the environmental protection property is good, and both the time and labor are saved. The wall face repairing device for the concrete comprises a bracket, a first supporting rod, a first motor, a first rotating shaft, a first disc, a first connecting plate, a second disc, a second connecting plate, a first sliding block, a sliding plate and the like; and wheels are arranged on the left side and the right side of the bottom of the bracket, the first supporting rod is arranged on the top in the bracket, the lower end of the first supporting rod is connected with the first motor, the front end of the first motor is provided with the first rotating shaft, and the first rotating shaft is provided with the first disc and the second disc. According to the wall face repairing device for the concrete, the effects that the repairing efficiency is high, the environmental protection property is good, and both the time and labor are saved are achieved, a magnet and an iron block are mutually matched, disassembly and replacement of a repairing brush are facilitated, the movement distance of a second sliding block is limited through a limiting block, and the stability of the device is enhanced.

The invention relates to the technical field of fishing, in particular to a cage culture fishing system and a fishing method applying the system. The cage culture fishing system comprises a fishing boat body, a fish hold arranged inside the fishing boat body, a fish inlet and a fish outlet which are respectively connected with the fish hold, wherein the fishing boat body is further provided with a driving system for driving a water body to flow; the driving system comprises a pump, pipelines, and a power device which is connected with the pump and supplies power to the pump; the pipelines are connected with the pump; a fish pushing grating for pushing fishes to swim is arranged in the fish hold. According to the system disclosed by the invention, quick fishing can be realized, and the work efficiency is high, so that the manpower consumption for traditional fishing is reduced, the fishing time is reduced, and the system is extremely simple and convenient; the survival rate of fishes during the fishing process can be greatly increased, the method is simple in steps, and the effect of quick fishing can be realized.

The invention provides a drilling tool check valve and oil tube plug valve remote quick grab device for drilling and repairing a well. The drilling tool check valve and oil tube plug valve remote quick grab device comprises a moving assembly, a positioning assembly and a turnbuckle assembly, the moving assembly comprises a stand column, a telescopic arm, a driving cylinder, a connection pipe, a telescopic cylinder, a connection inserting pipe, and a telescopic column, wherein the telescopic arm comprises a main pipe and a casing pipe; the connection pipe is connected with the casing pipe; thetelescopic cylinder is arranged on the inner side of the connection pipe; the lower end of the connection inserting pipe is inserted into the connection pipe; and the upper end of the telescopic column is connected into the connection inserting pipe. The positioning assembly comprises a positioning plate, two clamping cylinders, two clamping arms, and at least two positioning blocks, wherein the positioning plate is connected to the lower end of the connection pipe; bodies of the clamping cylinders are rotatably connected with the positioning plate; one ends of the clamping arms are rotatablyconnected with piston rods of the clamping cylinders, and the middle parts of the clamping arms are rotatably connected with the positioning plate; and the positioning blocks are rotatably and connected to the clamping arms. The turnbuckle assembly comprises a suspension beam, a main pliers, a motor, a gear pair, a conversion joint, and a compression bar, wherein an output shaft of the motor is stretched into the inner side of a shell body; and the gear pair comprises driving wheels and driven wheels. According to the drilling tool check valve and oil tube plug valve remote quick grab device,the work efficiency and personal safety are endured by remote operation, the production cost is low, maintenance is convenient, and promotion is easy.

The invention relates to a football training robot, which is formed by a motor, an ox horn type funnel, a snail type shell, a support and a geneva wheel, wherein the motor and the ox horn type funnel are pasted on the snail type shell; the support is connected with the motor and the ox horn type funnel through a support shaft; the motor is bonded with the support; the geneva wheel is connected with the support through a bearing; the geneva wheel is connected with the snail type shell through a transmission rod. The football training robot is simple, reasonable and novel in structure and simple and convenient to operate, not only can substitute for football training partners for partner training, but also can be beneficial to improving the training effect, and has high practicability.

A golf bag includes a first shoulder strap attached to the body of the golf bag at its upper end on a first side of the spinal axis of the body and at its lower end on the opposite second side of the spinal axis of the body. A second shoulder strap is attached to the body at its upper and lower ends on the sides opposite the first shoulder strap, so that the two shoulder straps cross each other over the spinal axis of the body. A strap guide assembly comprising an elastic cord is connected to an intermediate portion of the second shoulder strap to urge it toward the first side of the golf bag to prevent the second shoulder strap from falling away from the golfer as the golf bag is hoisted onto the golfer's shoulders.

The invention relates to a new technology for arranging loach breeding nests, and belongs to the technical field of aquaculture. According to the technical scheme, the breeding nests are manufactured through waste bicycle tyres with particular specifications in an artificial breeding pond to replace soil, and an elusive habitat is provided for ecological and healthy breeding of the loach. The new technology for arranging the loach breeding nests has the advantages that the structure is simple, the waste is turned into things of value, catching is convenient and fast, the application range is wide, the success rate is high and the management is facilitated.

The invention relates to a soilless loach culturing technology, and belongs to the technical field of aquaculture. According to the technical scheme of the invention, waste bicycle tire casings of specific specifications are made into culture nests for replacing soil in an artificial culturing pond, thereby providing a hidden dwelling site for ecological and healthy culture of loaches. The soilless loach culturing technology has the advantages of simple structure, capability of turning waste into valuable, rapidness in catching, high suitability, high yield, convenience in management and the like.

The invention discloses a chip feeding mechanism for assembling a USB chip module. The chip feeding mechanism comprises a machine body and a motor, a collecting box is arranged below the machine body,a fixing support is welded to the bottom end of a feeding pipe, an operation bin is arranged at the right side of a conveying pipe, and a second gear is welded to the surface of an output shaft of the motor; and a moving strip is arranged on the front face of the second gear, the surface of the conveying pipe is sleeved with a clamping block, two sets of fixing plates are arranged on the periphery of the inner wall of the top end of the collecting box, a bearing plate is arranged in the collecting box, and a second gear is sewed on the surface of buffer cloth at the left side. By means of themechanism, a user can quickly adjust a fixing support, so that the feeding pipe is quickly aligned to a feeding port of the machine body, produced and assembled chips are quickly received, leaving aside in the traditional feeding process is avoided, the chips are prevented from making direct contact with the inner wall of the collecting box, damage to the chips is avoided, and the chips are protected to a certain extent.