45results about How to "Stable on the ground" patented technology

The invention discloses a high-rise building emergency evacuation rescue control speed slow descent device and method. The device comprises an automatic slow descent device fixed to a building and a rope reel matched with the automatic slow descent device through a winding safety rope; an auxiliary safety rope is fixedly arranged at the position, beside the automatic slow descent device, of the building, and a manual slow descent device is arranged on the winding safety rope and the auxiliary safety rope in a sliding manner. The method comprises the steps of firstly, high-rise building emergency evacuation preparation; secondly, manual slow descent device mounting; thirdly, rope reel starting; fourthly, control speed slow descent of escape personnel; fifthly, landing unbundling of the escape personnel; sixthly, resetting of the rope reel. The descent speed of the escape personnel can be automatically adjusted, manual deceleration brake is achieved, the device can be repeatedly used, operation is easy, safety and reliability are achieved, and complex and long-term training is avoided.

The invention provides a sole with a multi-layer shock absorption system. The sole comprises a midsole and an outsole, wherein the bottoms of a heel part and a half sole part of the midsole extend downwards to form compound shock absorption bulged platforms; each compound shock absorption bulged platform comprises a midsole bulged platform, high-elastic flexible sheets and a rubber sheet serving as the outsole; the compound shock absorption bulged platform on the heel part of the sole is provided with two layers of high-elastic flexible sheets; a middle-layer shock absorption sheet is clampedbetween the two layers of high-elastic flexible sheets; and the upper and lower layers of high-elastic flexible sheets are fixed with the midsole bulged platform and the rubber sheet. By a compound shock absorption bulged platform group, the sole is stable and steady on the ground, excellent functions of shock absorption and ground holding can be realized, slippage can be prevented effectively onthe soft mud ground, and thin positions such as the half sole also can be subjected to shock absorption effectively, so that motion impact force and fatigue feeling are relieved, motion injury is avoided, and the motion stability of the sole is not influenced; and the sole has an automatic balance function and prevents sprain, so that walking or motion is easier and the vigor is multiplied.

The invention specifically relates to a multi-rotor unmanned aerial vehicle with lifting wing-like undercarriages, belonging to the field of unmanned aerial vehicles. The multi-rotor unmanned aerial vehicle comprises a shell, wherein two sides of the shell are both fixedly provided with steering engines; the output shafts of the steering engines are parallel to the advancing direction of the unmanned aerial vehicle and are fixedly connected with the wing-like undercarriages; and the output shafts of the steering engines are parallel to the aerofoils of the wing-like undercarriages. The invention has the beneficial effects that air current can support the wing-like undercarriages when the multi-rotor unmanned aerial vehicle is flying forward, so lifting force is improved, and the cruising ability of the multi-rotor unmanned aerial vehicle is improved; the wing-like undercarriages employ a bionic design, conventional undercarriages producing ineffective resistance during flight and increasing weight are optimized into wing-like undercarriages capable of providing lifting force, so the flight efficiency of the multi-rotor unmanned aerial vehicle is enhanced; the wing-like undercarriages are no longer the burden of the unmanned aerial vehicle and can also providing lifting force like wings during flying of the unmanned aerial vehicle; and the wing-like undercarriages can be foldedand stored, and is smaller in occupied space and resistance and higher in reliability during flight.

A system for and method of remediating existing mud and reducing future mud in an animal stable, pen, paddock, or arena through the use of geocells filled with aggregate matter. A new surface is formed through the placing of a layer of networked geocells filled with compacted aggregate matter on top of the existing stable, pen, paddock or arena ground soil. A geotextile barrier may be placed below the layer of networked geocells. An optional aggregate layer may also be added on top of the aggregate-filled geocells. The geocells distribute loads (weight from the animals) across the soil, preventing soil displacement and mud formation.

The invention relates to rubbish bins, in particular to a rubbish bin with wheels capable of being folded up and taken out and used in an inpatient ward. The rubbish bin comprises a first rocking bar,a second rocking bar, a first crank, a second crank, a compression bar, a pressing plate, a pedestal, sliding parts, a sliding chute, an inner barrel, a lower barrel, a battery switch, a linear stepping motor, a push plate and the like. Short arm sections located above the first crank and the second crank are held with both hands correspondingly, and the hands are drawn together towards the middle so that the short arm sections located above the first crank and the second crank can get close to each other. The first crank and the second crank drive the compression bar to slide downwards alonga square through hole in the center position of the sliding chute through the first rocking bar and the second rocking bar separately, and accordingly the pressing plate is driven to move downwards to compress rubbish. The three sliding parts are arranged below the pedestal. When the wheels on the sliding parts touch the floor, the rubbish bin can be moved conveniently. The rubbish bin with the wheels capable of being folded up and taken out and used in the inpatient ward has the beneficial effects that the rubbish can be compressed, and the cleaning frequency of the rubbish bin and the replacement frequency of rubbish bags are lowered; and the wheels can be folded up and taken out, the landing stability of the rubbish bin can be improved when the wheels are folded up, and the rubbish bincan be moved conveniently when the wheels are landed.

The invention relates to a prosthetic foot with a base spring (23) with a forefoot area (231) and a heel area (232), a connecting means (9, 10) arranged above the base spring (23) and used to fasten the prosthetic foot to a prosthesis, and a frontal support (25, 26, 27), at the upper end (140) of which the connecting means (9, 10) is arranged and which, at its lower end (250), is secured on a torsion element (28) that can twist about the longitudinal axis (230) of the prosthetic foot, wherein the torsion element (28) is designed as a leaf spring arrangement secured to the base spring (23) at one end in the heel area (232) or in the forefoot area (231).

The invention discloses a constructional engineering building material hoisting device which comprises a hoisting box and a hoisting part. A rotary disc is rotatably arranged in the hoisting part, a movable column is fixedly connected to the outer wall of the bottom of the rotary disc, a hoisting ring is fixedly connected to the outer wall of the bottom of the movable column, fixing rings are fixedly connected to the four corners of the outer wall of the top of the hoisting box, and the fixing rings and the hoisting ring are in bolted connection through a steel wire rope; and the hoisting boxis provided with a limiting mechanism, the outer wall of the bottom of the rotary disc is fixedly connected with idler wheels which are annularly distributed at equal intervals, and the limiting mechanism comprises a movable plate, an abutting plate and a sliding rod. According to the constructional engineering building material hoisting device, building materials with different lengths and thicknesses can be fixedly hoisted, the use flexibility of the hoisting device is effectively improved, a guide plate at the bottom of the hoisting box can be kept in the position parallel to the wind direction, wind can penetrate through the hoisting box, the wind resistance of the guide plate can be effectively reduced through ventilation holes in the guide plate, and the stability in the hoisting process is effectively improved.

The invention provides a rope releasing device of an unmanned aerial vehicle, belongs to the technical field of fire rescue equipment, and solves the problem that it is difficult for existing rope releasing devices of unmanned aerial vehicles to perform the traction rope landing operation at the high altitude. The rope releasing device of the unmanned aerial vehicle comprises a rope reel support and a rope reel for winding a traction rope; the top of the rope reel support is connected with the unmanned aerial vehicle; the rope releasing device of the unmanned aerial vehicle further comprises athrowing frame and a driving piece; the throwing frame is connected to the side or the bottom of the rope reel support through a connecting component; and the driving piece can drive the connecting component to act to enable the throwing frame to be separated from the rope reel support. According to the rope releasing device of the unmanned aerial vehicle, when the traction rope is realized to belanded, all that is required is to control the action of the driving piece remotely and throw the throwing frame, the operation is very convenient, and the traction rope can be arranged efficiently during high-rise fire-fighting.

The invention relates to the technical field of unmanned aerial vehicles, and in particular relates to an intelligent flaming obstacle clearing unmanned aerial vehicle which comprises a vehicle body,power devices and a flaming device, the vehicle body is of a vertically-arranged hollow cylinder structure, and the power devices and the flaming device are fixed to the side wall of the vehicle body.The number of the power devices is multiple, each power device comprises a support, one end of each support is fixedly connected with the side wall of the vehicle body, a mounting groove is fixed tothe other end of each support, a motor is fixed in each mounting groove, and a paddle is fixed to the output end of each motor; the flaming device comprises an oil tank, a fuel rod, an igniter and a nozzle, the oil tank is fixed in the vehicle body, and the nozzle is connected with the oil tank through the fuel rod; the igniter is fixed at the nozzle; the intelligent flaming obstacle clearing unmanned aerial vehicle further comprises a first undercarriage device and a second undercarriage device which are positioned at the lower end of the vehicle body; by adopting the scheme, the problem of short service life of the unmanned aerial vehicle can be solved.

The invention discloses a shockproof hoist, comprising a machine body, wherein two sides of the inner cavity of the machine body are provided with supporting frames; the top of each supporting frame is fixedly connected with a connection beam and a motor; the output of the motor is connected with a roller; a steel wire rope is sleeved outside the roller; the outer side of the roller is connected with a fixing rod by the steel wire rope;a lift plate is connected with the bottom of the fixing rod; the bottom of the lift plate is fixedly connected with a support rod; a shockproof device is set outside the support rod; the shockproof device comprises a substrate; the two inner walls of the substrate are provided with sliding slots; the inner cavity of each sliding slot is in sliding connection with a sliding card plate; and the bottom of the connection rod is fixedly connected with a second pressing plate.The shockproof lift is convenient to absorb the shock and impact energy by setting an inner spring and an outer spring so as to reduce the vibration of the lift, and then the lift can fall stably.

The invention discloses a body-building instrument which comprises a base, a backrest and a cushion fixed on the base. The lower end of the backrest is hinged with the rear end of the base. The body-building instrument further comprises a pedal, at least one first telescopic assembly, at least one second telescopic assembly and a movable supporting rod, wherein the first telescopic assembly extends towards the rear end of the base and can automatically retract; the second telescopic assembly extends towards the front end of the base and can automatically retract; and one end of the movable supporting rod is hinged with the backrest. The other end of the movable supporting rod is rotationally connected with the telescopic end of the first telescopic assembly; the other end of the first telescopic assembly is fixed on the base; the telescopic end of the second telescopic assembly is hinged with the pedal; the other end of the second telescopic assembly is fixed on the base; at least one horizontal shaft rod is arranged at the upper end of the backrest; and a backrest cylinder is sleeved on the horizontal shaft rod; and a massaging cushion with a massaging bulge is fixed on the backrest cylinder. The body-building instrument has the beneficial effects that waists and abdomens as well as leg muscles can be excised, the sports injury is not easily caused, and the waist and back pain can be relieved.

The invention provides a movable car unloader which comprises a moving device used for driving the movable car unloader to advance. One end of the overturning frame is pivotally connected with the bottom plate through a hinge shaft; the supporting frame comprises two sets of supporting frames arranged side by side, and each set of supporting frame comprises an overturning frame arranged on one side of the overturning frame; the driving device is telescopic, one end of the driving device is pivotally connected with a fixed seat on the bottom plate, and the other end of the driving device is pivotally connected with a hinge piece arranged on the turnover frame; the auxiliary supporting frame comprises four auxiliary supporting devices, and the four auxiliary supporting devices are arranged on the bottom plate and are close to the four bottom corners of the bottom plate respectively; the auxiliary supporting device is telescopic, one end of the auxiliary supporting device is connected with the bottom plate, and the auxiliary supporting device is used for controlling the bottom plate to be horizontal relative to the ground. Therefore, the mobile car unloader can effectively ensure that the mobile car unloader touches the ground stably during use and does not shake, so that the use safety is improved.

The invention discloses an unmanned aerial vehicle with a buffering protection device through using a knee structure as a basis to achieve pressure bending. The unmanned aerial vehicle structurally comprises a supporting frame, an operating cabin, blades, an intelligent buffering device, an empennage, and wings. An internal stressed frame makes contact with a floor, power is received through a joint block at the same time, bending is carried out, an overall structure at the upper portion is pressed downwards at the same time, then a universal wheel at the upper portion is rotated, then a sliding frame is displaced and rotated, and a supporting pad is subjected to suction and separation, so that the device is prevented from quickly making contact with the damaged impression of a support; and then an internal pressing pad is pushed through a hinge rod at the upper part, so that internal gas is discharged, an internal air pressure pad is expanded at the same time, and then a memory spongeinside a damping pad is compressed, so that impulsive force is subjected to secondary pushing for damping, and the gas displacement replaces an internal spring to buffer the operation of the internaldevice.