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.

The invention provides a continuous jumping bionic mechanism. The continuous jumping bionic mechanism comprises a machine body, bouncing mechanisms, a driving mechanism and power supply; the machine body is a bionic trunk main body and used for mounting and fixing the bouncing mechanisms, the driving mechanism and the power supply; the bouncing mechanisms are divided into two groups and symmetrically mounted on the left and right sides of the machine body through connecting rods; and the driving mechanism is mounted in the machine body and comprises a gear motor, an incomplete gear mechanism and a gear shaft, and the power supply is connected with the gear motor to be used as power sources of the whole mechanism. Connecting arms and rocking arms of the bouncing mechanisms are further driven to rotate in combination by using the gear motor to drive the incomplete gear mechanism, front legs and rear legs of the bouncing mechanisms are driven to rotate through connecting frames, so that torsional springs are compressed, gears mesh to missing teeth, energy of the torsional springs is released to realize taking-off of the mechanisms, after taking-off, a large arm continuously rotates forwards to an initial position, and the gear motor drives incomplete gears to rotate to realize continuous jumping of the bionic mechanism. The structure and control system are simple, and the manufacturing cost is low.

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.

An electronic apparatus has a main body chassis, first antennas, second antennas, high pitched sound speakers, low pitched sound speakers, and speaker antenna boxes provided inside the main body chassis. Each of the speaker antenna boxes includes a part of the first antenna, a part of the second antenna, the high pitched sound speaker, and the low pitched sound speaker. Inside each of the speaker antenna boxes, the low pitched sound speaker is placed between the first antenna and the second antenna, thus providing an electromagnetic shield between the first antenna and the second antenna. Each of the speaker antenna boxes has an L-shape and is provided at a place that includes a corner section. The first antennas are provided along side walls and the second antennas are provided along a front wall.

The invention relates to a sports test running shoe sole which comprises a sole body, the sole body comprises an outsole and a midsole compounded on the outsole, a supporting plate is arranged on the side, corresponding to the outsole, of the midsole, the hardness of the supporting plate is larger than that of the midsole, the position, corresponding to the front portion of the foot, of the sole body is a half sole portion, and the position, corresponding to the arch, of the sole body is an arch portion. The position, corresponding to the heel, of the sole body is a heel part, the side, corresponding to the inner side of an instep, of the sole body is arranged as the inner side, the side, corresponding to the outer side of the instep, of the sole body is arranged as the outer side, and a plurality of ground gripping nails are integrally formed on the lower surface of the supporting plate and distributed on the half sole part. The outsole is provided with through holes corresponding to the ground gripping nails, and the ground gripping nails can stretch out downwards through the through holes. After the technical scheme is adopted, a supporting block can improve the supporting performance of the insole and avoid energy loss caused by excessive deformation of the insole, the supporting plate can play a role in boosting when bent and rebounded, the ground gripping nails are ingeniously and integrally formed on the supporting plate and can stably grip the ground, and therefore the sole can stably touch the ground and powerfully rebounds, and the running performance is improved.

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 safe goods lifting mechanism. The safe goods lifting mechanism comprises a bed frame, a first guide rail frame and a second guide rail frame, wherein the first guide rail frame and the second guide rail frame are arranged on the bed frame and are parallel. A conveying box is arranged between the first guide rail frame and the second guide rail frame. The upper ends of the first guide rail frame and the second guide rail frame are fixedly provided with a top frame. The upper end of the top frame is provided with a conveying mechanism. The guide rail frames are connected with an electrical control device. A laser emitter is arranged at the connection portion between the bottom ends of the guide rail frames and the bed frame. The lower end of the top frame is provided with a laser receiver matched with the laser emitter. The safe goods lifting mechanisms can guarantee that the goods are always kept stable in the conveying process and cannot incline, on the emergency conditions of power failure and drive motor failure, emergency brake is automatically conducted, the work efficiency of drive motors is improved, the extra consumption of electricity is reduced, the safety coefficient of the lifting mechanism is increased, and the service life of a safety mechanism is prolonged.

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.

A CMP pad conditioner is provided with a grinding part formed by fixing abrasive grains on a metal base by soldering, wherein the grinding part has a flat part near an inner periphery and an inclined part near an outer periphery, wherein abrasive grains having regular shapes are fixed to the flat part, and wherein abrasive grains having acute shapes are fixed to the inclined part.

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 high efficiency reaction tank, which comprises a tank body and a rotating shaft. The side of the tank body is provided with a feed inlet, the rotating shaft is arranged at inside the tank body, the rotating shaft is connected to at least 2 motors, the rotating shaft is provided with an impeller, the impeller consists of an upper impeller and a lower impeller, and the upper impeller and the lower impeller are 15-20cm away from the tank body. The feed inlet is provided with a distributing pipe, and the tank bottom is equipped with at least two discharge ports. During reaction operation, the rotating shaft rotates driven by the at least 2 motors simultaneously, the stirring efficiency is high, the upper impeller and the lower impeller work at the same time, so that the reaction liquid is fully stirred and mixed between the two impellers, the reaction is complete, the distributing pipe enables even and smooth feeding, thus being conducive to proceeding of reaction. With the advantages of reasonable structure, convenience and simplicity, the high efficiency reaction tank is suitable for popularization and use.

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.

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 discloses an intelligent telescopic cane. The intelligent telescopic cane comprises a display fixing frame, a handle, pistons, a cushion cover, an iron wire, an iron wire sleeve, a button, and a horn. The lower end of the handle is fixedly connected with the upper end of a small pipe. The lower end of the handle is provided with the display fixing frame. The handle is internally andfixedly provided with the horn. The horn is connected with an intelligent display. An upper cover of the handle is provided with the button. The button can control the piston of the small pipe to be moved. The small pipe can be slidably stretched or retracted in a middle pipe. The middle pipe can be slidably stretched or retracted in a big pipe. The piston of the small pipe can control the small pipe to be paused and fixed in a pause hole position of the middle pipe. The piston of the middle pipe can control the middle pipe to be paused and fixed in a pause hole position of the big pipe. The middle pipe and the small pipe can be stretched to pause and fix or retracted to pause and fix. The lower end of the big pipe is provided with the cushion cover. The cushion cover is capable of fixinga folding umbrella in the big pipe, and enabling the cane to be more stable in a landing process, and more convenient for using by people.

The invention relates to a gliding robot taking off in a bouncing mode. Stable takeoff can be achieved, overturning is avoided in the bouncing process, the attitude is stable after landing, adjustingof the jumping angle, continuous bouncing and gliding advancing can be achieved, and accordingly the skip distance and height which conform to the requirements are achieved. The gliding robot is simple in adopted mechanism, light and large in bouncing height and distance, and can complete tasks in the complex environments through remote control. The gliding robot can be applied to the special environments, for example, the gliding robot conducts on-site research and rescue in rescue and relief work and conducts exoplanet ground exploration, and the gliding robot can be further applied to the military aspect, for example, the gliding robot goes deep into dangerous zones for intelligence reconnaissance and can even carry small chemical and biological weapons.

The invention provides a low-corrosion self-generating energized fracturing fluid and a preparation method thereof. The fracturing fluid of the present invention is prepared by mixing an air generator solution and an initiator solution; 0.2-1 part of joint agent, 0.02-0.1 part of gel breaker, 0.05-0.2 part of bactericide, 25-43 parts of water; the initiator solution includes the following raw materials in parts by weight: 0.02-0.1 part of drag reducing agent, 3 parts of methyl formate -20 parts, 1.5-10 parts of ammonium chloride, 0.5-1.2 parts of methanol, 21-45 parts of water. The fracturing fluid of the present invention has the characteristics of self-gasification, low corrosion, no reaction or slight reaction at normal temperature, good stability, easy control of reaction, rapid response at formation temperature, full and effective use of fracturing fluid, no harmful gas generation, safety and environmental protection, And it has the advantages of little impact on the reservoir near the wellbore.

The invention discloses an efficient dual-purpose fertilizer applying and pesticide spraying unmanned aerial vehicle which comprises an unmanned aerial vehicle body. A connecting base is fixedly connected to the lower surface of the unmanned aerial vehicle body, the left side of the lower surface of the connecting base is fixedly connected with the upper surface of a material storage cavity through two first fixing blocks, the front side and the back side of the inner wall of the material storage cavity are fixedly connected through a first baffle, and the left side face and the right side face of the first baffle are fixedly connected with second baffles. According to the efficient dual-purpose fertilizer applying and pesticide spraying unmanned aerial vehicle, a sliding plate performs left-right reciprocating motion under the combined action of a cam and a first elastic device by arranging a motor, and when a second through hole is located in the lower portion of a hard plastic pipe,a fertilizer in the hard plastic pipe flows into a discharging port through the second through hole, and accordingly the unmanned aerial vehicle body applies fertilizers while spraying pesticides. Compared with transitional agricultural unmanned aerial vehicles, fertilizer applying and pesticide spraying can be performed simultaneously, the time and fuel resources of a user are saved, and convenience is provided for the user to perform agricultural planting by using the unmanned aerial vehicle body.

A walking stick comprises a stick body. The walking stick is characterized in that a plurality of stick heads are arranged on the landed end of the stick body. Due to the fact that the stick heads are designed at the end of the stick body, the walking stick has a plurality of landing points, the balance of the walking stick is improved, the walking stick is landed more stably, the old are prevented from falling down, and the invention aim of the walking stick is achieved accordingly.

Provided is a support device capable of self-locking for a non-manpower vehicle. A lock core is arranged on a vehicle lock panel. A machine case is arranged on a vehicle body pedal, a rotary shaft frame is arranged on the machine case, two ends of a rotary shaft are respectively and fixedly connected with two supports outside the machine case, the two supports are located on the outer side of thepedal, and a motor is arranged on one side of the rotary shaft in the machine case and is in matched connection with the rotary shaft through a transmission device. A turntable is arranged at the position of the rotary shaft away from the motor and installed in a turntable base in the machine case, a pair of centrosymmetric pin holes is arranged on the outer peripheral face of the turntable, a pair of through holes forming an angle of 90 degrees is arranged on the peripheral face of the turntable base, a first spring and a pin shaft are arranged in each through hole, two pin shafts are respectively connected with the ends of a shifting rod through flexible connecting shafts, the shifting rod is fixed on the lock core and rotates along with the lock core synchronously, a first trigger switch and a second trigger switch are arranged at two positions of the vehicle lock panel corresponding to the lock core, the switches are respectively and correspondingly matched with the two ends of the shift rod to as to control forward rotation and reverse rotation of the motor. The support device replaces manpower with motor driving to support or fold the supports, thereby saving time and labor.