8 results about "Turning angle" patented technology

The invention relates to a system and method for making vehicles automatically driven out of narrow lateral parking spaces and an electric vehicle. The system comprises an environmental information obtaining unit configured to obtain information of front parking spaces, back parking spaces and an ambient environments of the narrow lateral parking spaces where vehicles are parked, a scene re-establishment unit configured to re-establish three-dimensional scenes in certain ranges of the vehicles based on the obtained information of front parking spaces, back parking spaces and an ambient environments, and a control unit configured to calculate steering wheel turning angles for driving-out strategy selection according to the re-established three-dimensional scenes, determine driving-out strategies and corresponding driving-out routes according to the calculated steering wheel turning angles and control vehicle owners to execute driving-out operation according to the driving-out routes.

The invention discloses a switching valve which comprises a valve body, a valve core, a driving device and a main pipe. A plurality of branch pipes which are communicated and sequentially arranged on one side of the outer wall of the valve body are communicated with the tail end of the main pipe. A plurality of output pipes are communicated with the other side of the outer wall of the valve body. Through holes for communicating the corresponding branch pipes with the output pipes are formed in the valve core. When the valve core slides to the set position inside the valve body, one branch pipe on one side of the outer wall of the valve body is communicated with the corresponding output pipe on the other side of the outer wall of the valve body through the corresponding through hole; the number of the output pipes of the switching valve is adjustable, no large turning angle exists in the switching process, the switching resistance and impact on the valve core are small, and therefore the switching valve can achieve on-off switching of the pipes in a long-term and efficient mode. The invention further discloses a pipe conveying device comprising the switching valve.

The invention discloses a wind power generator automatic turning lifter. The wind power generator automatic turning lifter consists of a lifting rod, a hydraulic system, a rope and a turnover power system; the lifting rode mainly consists of a lifting rod body, extension rods, a cable wind hole, a hydraulic oil pipe fixed hanging hook and a lifting rod support leg; the extension rods positioned at two ends of the lifting rod body respectively realize elongation of single surface of the lifting rod through hydraulic rods; the hydraulic system consists of a hydraulic station, hydraulic pipe branch joints, hydraulic pipe quick joints, hydraulic oil pipes and hydraulic rods; the hydraulic rods positioned at two ends of the lifting rod body are respectively connected with the hydraulic pipe quick joints on the hydraulic station through the hydraulic oil pipes; a pair of hydraulic rods at the middle part of the lifting rod body is respectively connected with the hydraulic pipe branch joints on the hydraulic station through hydraulic oil pipes. The wind power generator automatic turning lifter has the following beneficial effects: the wind power generator automatic turning lifter is reasonable in structure and convenient for installation and operation, and greatly improves the generator turning efficiency and precise control of the generator turning angle.

The invention discloses a vertical support assembly of a layered goods shelf for automobile stamping parts. The vertical support assembly comprises a support body and a bearing fixing plate connected with the support body; the support body is provided with a top wall, a base and side walls connected to the two ends of the top wall and the two ends of the base, and the bearing fixing plate is clamped between the side walls; a plurality of bearing through holes are uniformly distributed in the bearing fixing plate, and bearings with linkage mechanisms are arranged in the bearing through holes; each linkage mechanism comprises a positioning block and a connecting rod connected with the positioning block; and the bearing fixing plate is provided with upper limiting pins and lower limiting pins which are used for limiting the turning angles of the positioning blocks. According to the technical scheme, blockage caused by supporting parts on the layered goods shelf is prevented, smooth operation of a mechanical arm is guaranteed, the working efficiency is improved, and the production cost is reduced.

The invention relates to a clamping and hanging device for wing plate variable cross-section beam suspension. The clamping and hanging device for the wing plate variable cross-section beam suspensioncomprises a left clamping and hanging device and a right clamping and hanging device which are symmetrically placed on two sides of the turning point of a beam wing plate. The left clamping and hanging device comprises a left sticking plate, a plurality of left rib plates, a left supporting plate, a left reserved horizontal hole and a left reserved vertical hole. The left sticking plate comprisesat least a first sticking plate with an alpha angle and a second sticking plate with an alpha angle. The alpha angle is equal or greater than the turning angle of the beam wing plate. The connecting position of the first sticking plate and the second sticking plate is fixedly connected or integrated to form the left supporting plate. The upper and lower portions of the left supporting plate are connected with the first sticking plate and the second sticking plate through the left rib plates. The left reserved horizontal hole is formed in the second sticking plate. Friction force is generated in the way that two sides horizontally pass fining threaded steel bar through the reserved hole and a nut is screwed up to clamp a beam body to resist horizontal shear force of a hanger, and at the same time, the pre-tightening force and friction force are formed between the upper and lower nuts of the hanger, so that the horizontal shear force of the hanger is resisted doubly.

The invention relates to a rear-wheel auxiliary steering scooter structure. The rear-wheel auxiliary steering scooter structure is characterized in that the rear-wheel auxiliary steering scooter structure comprises a front-end vehicle body and a rear-end vehicle body; the front-end vehicle body comprises a steering handle, a left front wheel, a left rocker arm, a left steering shaft, a potentiometer, a steering cam, a steering transverse pull rod, a right front wheel, a right steering shaft and a right rocker arm. The lower end of the steering handle is fixed to a half shaft of the potentiometer through a positioning screw. The steering handle and the steering cam are connected through a through screw. The potentiometer is fixed to a front frame through a screw. The steering cam passes through an opening in the steering transverse pull rod. The transverse pull rod is connected with the left rocker arm and the right rocker arm through screws. When the steering handle is rotated, the potentiometer and the steering cam are driven to rotate. The steering cam drives the steering transverse pull rod, the steering transverse pull rod drives the left rocker arm and the right rocker arm, and therefore the left front wheel and the right front wheel rotate by corresponding angles. The rear-wheel auxiliary steering scooter structure has the advantages that the safety speed of a scooter atdifferent turning angles is obtained through theoretical calculation; intelligent control is carried out through a circuit; and when the speed exceeds the safety speed, the scooter is actively brakedand decelerated, and turning and tilting are avoided.

The invention discloses a device and method for 360-degree full steering of a vehicle. The device comprises a steering sensor, extensible oil cylinders, auxiliary wheels, an oil pump, an oil storage tank and a controller. The method comprises the steps that after a switch is switched on by a driver, oil is pumped to the oil cylinders through the oil pump, the oil cylinders extend, so that the auxiliary wheels are in contact with the ground and a vehicle body is lifted, and therefore original wheels are separated from the ground and suspended; after a steering instruction is sent by the driver, the auxiliary wheels steer; when the steering sensor senses that the vehicle body reaches a preset turning angle, the auxiliary wheels stop steering and are driven by a driving motor to horizontally move in a set direction. According to the device and method, 360-degree full steering of the vehicle in place is easily achieved, the difficulties of parking and in-place steering of the vehicle are overcome, the function that when the driver finds an ideal parking place, adjustment of the vehicle is not needed, the driver only needs to slightly push a button, stably sit and be relax and the vehicle automatically and directly enters the parking place.