247results about How to "Avoid sprains" patented technology

The invention provides a multifunctional gait rehabilitation training device, and aims to provide a multifunctional gait rehabilitation training robot. The multifunctional gait rehabilitation training device adopts a step length adjustable, ankle gesture controllable and phalanx joint trainable multifunctional gait rehabilitation training robot structure, and comprises four main components, namely, a rack playing a supporting function, a gait movement simulating mechanism for realizing gait track, an ankle gesture adjusting mechanism for realizing ankle gesture real-time adjustment and a phalanx rehabilitation mechanism for conducting phalanx joint rehabilitation training. The multifunctional gait rehabilitation training robot can be applied to a series of lower limb rehabilitation training of gait track walking, ankle joint rehabilitation training, phalanx joint rehabilitation and the like by patients with lower limb dyskinesia.

The invention discloses an airbag device and a vehicle comprising the same. The airbag device comprises an airbag (1) and an air generator used for inflating the airbag (1), the airbag device includes an inflatable state and a non-inflatable state, the airbag (1) shrinks and folds in the non-inflatable state, and the airbag (1) can unfold in the inflatable state to form an unclosed annular portion (11) used for enclosing the head and/or the neck of a human body. Since the airbag of the airbag device can unfold to form the unclosed annular portion to limit the head and the neck to move in all directions after collision of the vehicle, collision of the head, sprain of the neck and the like can be prevented.

The invention relates to a take-up and pay-off device applied to a mobile device. The take-up and pay-off device applied to the mobile device comprises a wire coil for winding cables and a support. A hollow spindle is arranged in the center of the wire coil, a volute spiral spring is mounted in the cavity inside the wire groove of the wire coil, the inner end of the volute spiral spring is fixed on the spindle, and the outer end of the volute spiral spring is hinged to a pull rod fixedly connected to the wire coil. One end of the spindle is fixed on the support, a collecting ring assembly is fixed at the other end of the spindle, a carbon brush and a carbon brush holder are fixed on the wire coil through a fixing shaft, one end of a cable in the middle of the spindle is electrically connected to the electric appliance part of the mobile device, and the other end of the cable in the middle of the spindle is connected to the collecting ring assembly. A cable wound in the wire groove of the wire coil is electrically connected with the carbon brush holder. The volute spiral spring is used as power for taking up or paying off the cables, electric energy is not consumed, the taking up and the paying off of the cables are flexible, and maintenance is convenient to carry out.

The invention discloses a child head anesthesia fixator. The child head anesthesia fixator comprises a supporting bottom frame. Supporting rotating shafts are rotatably connected to two sides in the supporting bottom frame. A baffle block is fixedly connected to the middle position of the supporting rotating shafts. Transmission threaded rods are fixedly connected to the positions, located on twosides of thebaffle block, on the supporting rotating shafts. Transmission threaded sliding blocks are connected to the outer surfaces of the transmission threaded rods in a sleeving and threaded connection mode. Face clamping grooves are fixedly connected to the tops of the transmission threaded sliding blocks and located outside the supporting bottom frame. Face protection pads are uniformly andfixedly connected to the surface of the ends, close to the inner side, of the face clamping grooves. A stabilization auxiliary mechanism is fixedlyconnected to the end, located at one end of the outerpart of an inner limiting rail, of a limiting inner sliding block. The invention relates to the technical field of anesthesia. The child head anesthesia fixator achieves the purposes of avoiding sprain caused by unstable power generation due to manual fixation of medical staff, improving security of child anesthesia, relieving pain during anesthesia by massage, and promoting spread of anestheticsin the body.

The invention provides a connector tail accessory and an adhering sleeve. The connector tail accessory comprises a combining sleeve which is internally provided with an adhering sleeve which is used for being connected with an outdoor optical cable. The tail part of the combining sleeve is provided with a throat structure and a locking member which is used for enabling the throat structure to radially contract. The rear end of the adhering sleeve is provided with an extension segment which backwardly extends to the throat structure and is used for being matched with the throat structure in a radial direction in an extruding way. The extension segment is internally provided with a channel used for insertion of the outdoor optical cable along a front-and-back direction. The throat structure is enabled to radially contract to be extruded on the extension segment of the adhering sleeve by the locking member in use so that a certain distance is reserved between the rear end of the adhering sleeve and the combining sleeve even a plug and a socket are plugged, the adhering sleeve and the combining sleeve are also maintained to be relatively fixed under the effect of friction force generated by extruding the extension segment via the throat structure, the outdoor optical cable does not backwardly move and the socket and the plug are not separated when the outdoor optical cable is backwardly pulled, and thus connection reliability is guaranteed.

The invention discloses an adjustable tree whitening device and a using method thereof, and relates to the technical field of nursery stock protection devices. The device comprises a handheld rod andan annular fixing plate, wherein a first blind hole and a second blind hole are formed in the two ends of the interior of the handheld rod, a water pump communicating with the first blind hole is movably arranged at one end of the handheld rod, and supporting plates are symmetrically arranged on the other end surface of the handheld rod; through holes communicating with the first blind hole are formed in the supporting plates, a first fixing rod is rotationally connected between the two supporting plates, and the first fixing rod is in interference fit with a half-gear column; and the half gear column comprises a half gear and a guide column, the guide column is fixedly connected to the peripheral side surface of the half gear, and the other end of the guide column is located in the secondblind hole. According to the adjustable tree whitening device, the white angle of a movable plate is adjusted through meshing of the half gear column between the supporting plates and the cylindricalgear on the fixing plate, and the diameter of the movable plate is adjusted through bolts on the fixing plate so as to correspond to trees with different diameters, so that the working efficiency oftree whitening is effectively improved, and the labor pressure of people is relieved.

The invention provides a damping and torsion-resisting element for a shoe sole. The damping and torsion-resisting element comprises a substrate, wherein positioning sheets extend from both sides of the substrate along the width direction of the substrate respectively, and are divided into an upper positioning sheet and a lower positioning sheet; the upper positioning sheet obliquely extends upwards, and then extends upwards in a bending way; the lower positioning sheet obliquely extends downwards, and then extends downwards in a bending way; bending positions are in circular transition; the middle parts of the upper positioning sheet and the lower positioning sheet are hollowed; the upper positioning sheet and the lower positioning sheet are distributed in a staggered way; and the middle part and the end part of the upper positioning sheet and the lower positioning sheet cling to the two outer side walls of a middle sole and an inner sole, so that the peripheries of shoe waists of themiddle sole and the inner sole are supported in a jointing way. The damping and torsion-resisting element has damping, supporting, shaping, rebounding and stabilizing functions, can be taken as a damping element applied to a thin position on the shoe sole for effectively absorbing and eliminating front face and side face impact force of the ground on feet, and can automatically restore to the original shape to prevent the shoe sole from being deformed excessively in a torsional way and prevent the feet from being wrenched.

The invention provides a shockproof balance part of a sole, which is characterized by comprising an elliptically annular left frame and an elliptically annular right frame. The front end and the rear end of the left frame are connected with the front end and the rear end of the right frame through transverse arc bars to form an elliptical frame, the width of the cross section of the lower half circle of each of the left frame and the right frame is more than 3 times larger than the height of the cross section, a cambered shockproof sheet arching down is suspended on the elliptical frame, first support sheets connected with the upper half circle of each of the left frame and the right frame are arranged on the cambered shockproof sheet, and a shockproof rack arching up is disposed below the cambered shockproof sheet. With the shockproof balance part, the sole can have a sufficient deformation space and fine shock proofing, and can firmly hold a whole heel to keep a shoe stable. The shockproof balance part with cradle type buffering and shock absorption is high in comfort, has the function of automatic balancing and is capable of avoiding foot strain.

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 belongs to the technical field of stairways, and particularly relates to a stairway for constructional engineering based on a worm wheel and a worm. The stairway comprises stairway pedals, telescopic baffles, adjusting mechanisms, and stairway side plates. The two adjusting mechanisms are respectively installed in the two stairway side plates. The four stairway pedals are respectively installed at the position between the two stairway side plates through cooperation with the two adjusting mechanisms. One telescopic baffle is respectively installed between at the position every two neighboring stairway pedals in the four stairway pedals. In a normal state of the designed stairway, the stairway pedals are positioned in a horizontal state, under this situation, the stairway canbe used as a normal stairway. While the disabled sitting in a wheelchair wants to climb the stairway, the multiple stairway pedals are enabled to form a smooth slope through regulating swing of the stairway pedals. People can push the wheelchair to walk on the smooth slope, so the wheelchair passes through the stairway smoothly, and the stairway has the better using effect.

The invention provides a balanced and stable sole, comprising a middle sole and a big sole. The balanced and stable sole is characterized in that the front sole of the middle sole is in a fishbone-shaped structure which is provided with a backbone and lateral middle sole balanced strips, wherein the lateral middle sole balanced strips are correspondingly arranged at the inner and outer sides of the backbone respectively and distributed at intervals along the longitudinal direction; the backbone is positioned on the longitudinal center axis of the middle sole; a plurality of first grooves which penetrate through the upper surface and the lower surface of the middle sole and space the adjacent longitudinal middle sole balanced strips are formed between every two longitudinal middle sole balanced strips; the middle sole is made of a hard elastic soft material; the bending directions of the left side and the right side of each middle sole balanced strip are opposite; and supporting sheetsare arranged between the middle sole ranging from the front part of the sole to the middle part of heel and the big sole. According to the invention, the structures are adopted so that the sole has good flexural stability while effectively buffering and damping. In addition, the design of the wave-shaped middle sole balanced strips realizes the purpose of balanced conduction of inner-side pressure and outer-side pressure to further take the effects of balancing and stabilizing.

The invention relates to the field of transportation, in particular to a novel bus lifting ring handle. The novel bus lifting ring handle comprises a bus stand, a fixing support, an upper spherical joint, a shock absorber, a lower spherical joint and a handle body. The fixing support is connected to the surface of the bus stand. The upper spherical joint is movably connected with the fixing support. The shock absorber is fixedly connected with the upper spherical joint. The lower spherical joint is fixedly connected with the shock absorber. The handle body is movably connected with the lower spherical joint. By the adoption of the novel bus lifting ring handle, in order to achieve stress evenness, the handle body is designed for achieving fluid damping shock absorption, and the huge tension caused by inertia to the human body is reduced; and the fixing support and a linking part are designed to be in spherical linkage, and the linking part and the handle body are designed to be in spherical linkage, so that the torsion caused by inertia to the human body is reduced. The novel bus lifting ring handle has the beneficial effects that the tension and the torsion which are generated by the handle body in the vehicle turning process are reduced, the situation that the human body is hurt by collisions and sprained is avoided, and the comfortable bus taking experience of a passenger is improved.

The invention discloses ball-blocking preventive basketball stands. Each of the ball-blocking preventive basketball stands comprises a base and a first rotating shaft. A vertical stand column is arranged at the front end of the base. A protection cushion is arranged at the front end of the stand column. A horizontal cross arm is fixedly connected to the top end of the stand column. A vertical backboard is fixedly connected to a front end position of the cross arm. The first rotating shaft is arranged horizontally, and one end of the first rotating shaft enters the stand column from the side face. An exit is formed in a position, above a basket, of the backboard, a stop plate is arranged in the exit, and one end of the stop plate is connected with one end of a connection rod. The ball-blocking preventive basketball stands have the advantages that conventional fixed connection modes for the basket and the backboard are changed; when a basketball is clamped at a gap between the basket and the backboard, a rotating disc is rotated to drive the basket to rotate, and the clamped basketball can be taken down easily; the protection cushion is arranged at the front end of the stand column on the base, so that foot sprain of players can be avoided, and personal safety of the players can be guaranteed better; damage to a net can be avoided by the aid of the stop plate, so that service life of the net is longer.

The invention relates to a composite seat energy absorption structure for vehicles. The composite seat energy absorption structure comprises a seat back, a seat cushion and a buffer and energy absorption structure. The bottom ends of two sides of the seat back are mounted to the rear ends on two sides of the seat cushion respectively through connecting plates, a front mounting support and a rear mounting support are arranged on the lower sides of each connecting plate, and each front mounting support is hinged to the seat cushion. The composite seat energy absorption structure is characterized in that the buffer and energy absorption structure comprises C-shaped buffer plate structures and buffer and energy absorption material layers, wherein each C-shaped buffer plate structure is mounted between each rear mounting support and the seat cushion, and the buffer and energy absorption material layers are arranged on the back of the seat back and the bottom of the seat cushion. Each C-shaped buffer plate structure comprises a C-shaped buffer plate and a limiting plate, one endpoint of each C-shaped buffer plate is hinged to the the rear mounting support of the corresponding connecting plate while the other endpoint is hinged to the seat cushion, a positioning hole and a limiting slot are formed in each limiting plate, one endpoint of each C-shaped buffer plate is hinged to the positioning hole of the corresponding limiting pate while the other endpoint is moveably mounted in the corresponding limiting slot, the positioning holes are round holes, the limiting slots are oblong holes, and the circle center of each positioning hole is located on the center line of the corresponding limiting slot.