30results about How to "Small operating radius" patented technology

The invention relates to a trepang catching device which comprises a driving device and the like. The driving device comprises storage batteries, an underwater motor control switch and an underwater motor which are electrically connected in sequence. The driving device further comprises a propeller arranged at the rear end of a floating body, wherein the shaft of the propeller is connected with the output shaft of the underwater motor, the floating body is arranged on a floating body frame, and a monitor is connected onto the floating body frame. A rope is connected onto the floating body frame, an anchor body is connected with the rope, and the lower end of the middle of the floating body frame is connected with a foot stepping frame. An inlet is formed in the upper end of a trepang cage, an elastic blocking strip is arranged on the inlet, and the trepang cage is connected onto the floating body frame through a trepang cage lifting rope. One end of a mechanical claw return spring is connected with the rear end of the foot stepping frame, the other end of the mechanical claw return spring is connected with the middle of a manual control mechanical claw, a rod portion of the manual control mechanical claw penetrates through the floating body frame, a handle connected with the upper end of the rod portion extends out the upper end of the floating body frame, a clamping claw connected with the lower end of the rod portion extends out of the bottom end of the floating body frame, and an underwater camera is arranged on the front side of the manual control mechanical claw.

Provided are a frost heaving resisting device and a construction method thereof. The device comprises a chassis, a screw rod, a thrust bearing, a hexagon nut, a pushing needle plate, a chain rod, a butt joint rod and an inserting rod. The chain rod is an iron chain rod, and is hinged to a force bearing point of the nut and a force bearing point of the pushing needle plate. The butt joint rod is aniron rod, and is in butt joint with the upper portion of the screw rod through a mortise and tenon structure. The inserting rod is an iron rod, and is inserted into a round hole preserved in the upper portion of the butt joint rod to serve as a force arm to rotate the screw rod. All the parts of the device can be prefabricated, and can be fast assembled on site. According to the construction method, a gasoline portable drill is adopted for drilling a hole in advance, the device is overall placed in the drilled hole, and pushing force for the pushing needle plate is generated through the spiraling of the screw rod, so the pushing needle plate is stuck into the a hole side wall soil body. According to the frost heaving resisting device and the construction method thereof, the construction difficulty of a frost heaving resisting measure, the construction period is shortened, the comprehensive building cost is reduced, and the basic tensile capacity is improved.

The invention discloses a power generating device utilizing train wind power. A base is included, and a stand column is installed on the top wall of the base; the top end of the stand column is provided with a small wind driven generator; the outer side wall of the top end of the stand column is sleeved with a movable base; the small wind driven generator is installed on the top wall of the movable base; a fixed base is installed on the outer side wall of the bottom end of the stand column; two adjusting rods are arranged between the fixed base and the movable base, and each comprise a threaded pipe and a threaded rod which are in thread engagement; the top end of each threaded rod is fixed to the bottom wall of the movable base; the bottom end of each threaded pipe penetrates through thefixed base and extends to the lower side of the fixed base; and each threaded pipe is rotationally connected with the fixed base through a rotating ring. Due to the technical scheme, the problems thatin the prior art, the wind energy in the train driving process cannot be utilized very well, and the overhead wind energy cannot be sufficiently utilized when no trains run are solved.

The invention relates to a traffic cone grabbing method. The grabbing method includes the steps that after a suction cup sucks or carries a traffic cone, a rear mechanical arm is driven by a power mechanism to rotate forward around the rotation axis of the rear mechanical arm, under transmission of the rear mechanical arm, a front mechanical arm rotates reversely around the rotation axis of the rear mechanical arm, under transmission of the front mechanical arm, a rotary shaft penetrating the front mechanical arm drives the suction cup to rotate forward around the rotation axis of the rotary shaft, and the ratio of the angular speeds of the rear mechanical arm and the front mechanical arm is equal to that of the angular speeds of the rotary shaft and the front mechanical arm. The inventionrelates to the traffic cone grabbing method, linkage cooperative design of the front mechanical arm and the rear mechanical arm is used in the method, the operating radius in the rotation process iseffectively reduced, the traffic cone conducts vertical lifting motion all the time in the grabbing process, and a grabbing effect is guaranteed.

The invention discloses an automatic turnover box type feeding device for a cigarette machine. The automatic turnover box type feeding device comprises a rack, a feeding system, a turnover system andan electric control system, wherein the feeding system, the turnover system and the electric control system are arranged on the rack; the feeding system is used for feeding a tobacco stem packaging carton with an upper-end opening into a turnover frame, turning over under action of the turnover system, and adding cigarette stems in the cigarette stem packaging box into a feeding buffer cabinet; and the feeding system and the turnover system are connected to the electric control system, and work under control of the electric control system. The core of the invention is to provide the automaticturnover type feeding device which can turn over a transported box with cigarette stems, feeds materials into a feeding bin after being turned over by 150 degrees (size of the angle being adjustable),reduces labor intensity, and improves feeding production efficiency.

The invention discloses a vehicle-mounted multi-rotor unmanned aerial vehicle remote take-off and landing system which comprises an unmanned aerial vehicle, a command vehicle and a landing preparation point preset at a landing place, the unmanned aerial vehicle is parked on a take-off place command vehicle take-off and landing platform, visual identification panels are arranged on the take-off and landing platform and the landing preparation point, and nested patterns are arranged on the visual identification panels; the unmanned aerial vehicle and the command vehicle are provided with positioning modules for accurate positioning of mutual positions and a wireless data transmission module for keeping mutual communication and data transmission, the unmanned aerial vehicle is further provided with a visual identification module for identifying nested patterns; the unmanned aerial vehicle arrives at the landing place before taking off, and lands after identifying the nested pattern of the take-off and landing platform or the standby landing point on the command vehicle. According to the invention, remote take-off and landing of the unmanned aerial vehicle can be realized, and the unmanned aerial vehicle can accurately land to a landing point through high-precision positioning, so that ground landing of a take-off landing ground is realized, the working radius is reduced, and the working efficiency and safety are greatly improved.

The invention discloses a ditch ecological water treatment method and aims to achieve the objects of high degree of automation, high efficiency, convenience in popularization, low cost, low energy consumption, low maintenance load, high efficiency and the function of overload prevention.. According to the technical scheme, aquatic plant collecting equipment is arranged in a ditch; the eutrophic water body is subjected to plant collection; the collecting equipment comprises a roller body; the roller body comprises a driving shaft, a first telescopic frame, a second telescopic frame connected tothe output end of the first telescopic frame and a plurality of aquatic plant collecting devices arranged at the output end of the second telescopic frame. The first telescopic frame comprises two input ends, which are movably connected and are connected to the driving shaft; shear pins are arranged at the two input ends of the driving shaft and the two input ends of the first telescopic frame. The invention belongs to the technical field of water environment treatment and ecological remediation.

The invention discloses a cyclic hoisting tool and relates to the field of hoisting. The cyclic hoisting tool comprises a supporting part and a hoisting part. The supporting part comprises a base (1) and a first main rod (2) fixed on the base (1), wherein the base (1) consists of two steel plates provided with adjustable bolts (3); the hoisting part comprises a second main rod (4) and a cantilever (5); the second main rod (4) and the first main rod (2) are sleeved for connecting the two parts; the cantilever (5) is circular and is provided with a guide rail; an electric hoist (6) and an electric hoist (7) which are opposite to each other are arranged on the guide rail and can slide on the cantilever (5); steel balls (8) are arranged at a gap between the electric hoist (6) and the electric hoist (7) on the guide rail. The hoisting tool has the advantages that the service range is wide; and the occupied space of the base is small, the operation radius is small, the power outage range is narrowed, and the working efficiency is greatly improved, thereby shortening the power outage cycle.

The invention discloses a self-balancing electric scooter with a swivel wheel. The self-balancing electric scooter comprises a balance scooter frame and power wheels, wherein the power wheels are movably fixed to the balance scooter frame; the balance scooter frame is provided with the swivel wheel; and the power wheels can rotate around the swivel wheel. By virtue of the swivel wheel, the operation radius of the self-balancing electric scooter can be effectively reduced and the handling performance of the self-balancing electric scooter can be further improved, so that the operation of the self-balancing electric scooter can be very convenient and simple. The swivel wheel can also rotate on the own axis of the swivel wheel for steering and cooperate with the power wheels to achieve the in-situ steering operation in the place where the turning radius is relatively small. In addition, the balance scooter frame can effectively balance the self-balancing electric scooter and effectively ensure the balance of the self-balancing electric scooter during the running process, so as to effectively ensure the riding safety of a user.

The invention relates to the technical field of logistics sorting, in particular to a high-speed small package overturning machine. The high-speed small package overturning machine comprises an accelerating belt conveyor, a package supplying belt conveyor, an overturning belt conveyor, a cargo receiving belt conveyor and an decelerating sliding groove; and the tail of the accelerating belt conveyor is connected with the head of the package supplying belt conveyor, the tail of the package supplying belt conveyor is located at the input end of the overturning belt conveyor, the output end of theoverturning belt conveyor is located above the input end, the output end and the input end of the overturning belt conveyor are connected through a semi-circular overturning structure, the output endof the overturning belt conveyor is provided with the cargo receiving belt conveyor, and the tail of the cargo receiving belt conveyor is provided with the decelerating sliding groove. Compared withthe prior art, the high-speed small package overturning machine is designed, the overturning through put of small packages is increased, and the pass rate is also guaranteed. The semi-circular overturning structure is adopted, the overturning attitude is basically not affected by the mass of the packages and the gravity center position, when packages pass through the overturning belt conveyor, thelarger the mass of the packages is, the smaller the operating radius of the gravity center is, the packages are tightly attached to a belt better, and thus the pass accuracy rate is guaranteed.

The multifunctional side-suction and upper-discharge integrated stove comprises a fan assembly, a smoke collecting hood assembly and a main machine, the main machine comprises a stove function module, a steaming function module, a baking function module, a tableware disinfection chamber function module, a rack module and a water supply system, the fan assembly comprises a smoke exhaust pipe seat, and the smoke exhaust pipe seat is provided with an upward smoke exhaust port. Different from an existing side-suction lower-discharge integrated stove, the fan assembly is arranged above the main machine to form the side-suction upper-discharge integrated stove, and the fan assembly does not occupy the internal space of the integrated stove. On the basis of basic configuration of the integrated stove, namely a gas stove and an oil smoke suction and exhaust device, the integrated stove has five functions, at least one more function is provided compared with an existing integrated stove, and chambers with the steaming function, the baking function and the cooking function are independent from one another; the independent cavity is arranged, so that the corresponding functional modules can operate independently or simultaneously, the kitchen space is greatly saved, the operation radius during cooking is reduced, and the efficiency is improved.

The invention discloses an offshore heavy-load low-clearance variable-amplitude crane which is arranged on a ship deck and comprises a single-herringbone frame assembly arranged on a ship stern deck and two inverted-L-shaped suspension arm assemblies arranged on a ship bow deck in the transverse ship direction, and the two inverted-L-shaped suspension arm assemblies are symmetrically arranged relative to the center line of the deck. According to the crane ship, a large amount of deck space can be reserved for later-stage construction through the single-herringbone frame assembly and the double-inverted-L-shaped suspension arm assembly, and the space utilization rate of the deck of the crane ship is greatly increased; meanwhile, the inverted-L-shaped suspension arm assembly is of an asymmetric space truss structure, the dead weight is reduced, and meanwhile the effective hoisting space between the two suspension arms is increased during double-arm hoisting.

The invention provides a traffic cone placing and recovery method. The traffic cone placing process is that a shaping mechanism (3) is lifted in the process that a vehicle advances along a path on which traffic cones are arranged, and a grab mechanism (2) places the traffic cones along the arranging path by adsorbing the traffic cones. The traffic cone recovery process is that the shaping mechanism (3) is lifted upwards when the bottom of the traffic cone falling to the ground faces towards the shaping mechanism (3); a shifting fork (2.11) of the grab mechanism (2) is inserted into the bottomof a cone cylinder of the traffic cone so as to lift the traffic cone upwards; the traffic cone vertically rises to a position beside a top platform surface for operation personnel to fetch; and whenthe head of the traffic cone falling to the ground faces towards the shaping mechanism (3) and after a shaping rod (3.3) of the shaping mechanism (3) props against the upper half part of a base of thetraffic cone in the process of advancing with a vehicle, the traffic cone is turned over and righted by using the contact part of the lower half part of the base of the traffic cone and the ground asa supporting point. The traffic cone placing and recovery method has the advantages of high placing and recovery efficiency and safer and more reliable placing and recovery process.