7results about How to "Prevent over-rotation" patented technology

The utility model discloses a valve mechanism of micro -fluidic chip, including the upper valve disc of installing in the inside of micro -fluidic chip, the integral molding of a plurality of connecting columns of upper valve disc bottom end and the integral molding of a plurality of connecting column bottom end lower valve seat, the inside of lower valve seat is provided with a plurality of both ends all through to the arc drainage cavity of lower valve seat outside. Upper valve disc, lower valve seat in the utility model are driven by outside micro -motor and rotate in micro -fluidic chip, and the arc drainage cavity in lower valve seat is communicated with the corresponding flow passage in micro -fluidic chip, and the elastic retreat -stopping structure, the anti -slip groove maintain the rotation angle of upper valve disc, lower valve seat.

The utility model discloses a car brush of washable angle adjustable, including handle and the brush head of being located handle one end, the brush head is connected through a set in the handle casing, the casing with the brush head is hinged through first hinged axle, the casing is equipped with the limit hole of annular array setting with first hinged axle as the center, the position of casing near first hinged axle is equipped with second hinged axle, when second hinged axle inserts into the limit hole, can with first hinged axle angle of brush head fixed, the casing is equipped with the trigger assembly of can make axial both ends of second hinged axle close or away simultaneously, the casing is equipped with the locking piece for making trigger assembly keep steady state under no external force effect. The utility model has the advantage that can realize the state switching of angle fixed control or maintain free swing of brush head.

The utility model relates to the field of automobile parts, concretely relates to an electronic mechanical double unlocking structure, including handle seat, handle that rotates set on handle seat, micro -switch and be used for making handle reset's first gear spring, be equipped with rotation part on handle, and the probe of micro -switch is contacted with rotation part, still including swing claw that rotates set on handle seat, the second gear spring of swing claw rotation resistance, swing claw's end is the opposite end, and the opposite end is opposite with the tail end of handle, when handle rotates in the rotation range of electronic unlocking, the tail end of handle and the opposite end are in the separate state, when handle rotates in the rotation range of mechanical unlocking, the tail end of handle and the opposite end are in the opposite state, through the scheme of the application, realize first gear spring and second gear spring different shaft setting, facilitate electronic mechanical double unlocking structure's assembly, reduce assembly difficulty.

An object of the present application is to provide a vehicle control device capable of sufficiently suppressing excessive rotation of an engine. A vehicle control device includes a determination section that determines whether an engine mounted on a vehicle is excessively rotating, and a control section that, in a case where the determination section determines positively, performs a torque reduction process that reduces the torque of the engine as compared with a case where the determination section determines negatively, the control section performing the torque reduction process by reducing the torque of the engine in stages or gradually.

The utility model relates to a kind of angle adjustable snow machine, with movable base, multiple rollers are equipped on movable base, snow making cylinder is equipped on movable base, the snow spraying end of snow making cylinder is equipped with water ring and multiple spray pipes, the snow spraying end of snow making cylinder is further equipped with air ring and multiple, air pipe, the tail end of snow making cylinder is equipped with air blower, adjusting assembly is equipped on movable base, adjusting assembly includes drive motor, rotating platform and rotating support, driving gear is fixedly arranged on connecting shaft, adjusting rotating rod is equipped on rotating platform, driven gear is equipped on the lower end of adjusting rotating rod, thread part is equipped on adjusting rotating rod, limit block is equipped on the top of adjusting rotating rod, transmission block is sleeved on thread part, threaded hole is equipped on transmission block, link is equipped on the side of transmission block, side edge sliding slot is equipped on the side wall of snow making cylinder, side edge sliding block is slidably arranged in side edge sliding slot, link is rotatably connected on side edge sliding block.The utility model structure is ingenious, convenient and practical.

The application discloses a high-elasticity polyurethane material preparation device and a process thereof, and relates to the technical field of polyurethane preparation. The device comprises a processing frame, lifting cylinders are installed on both sides of the processing frame, and a swing mechanism is installed on one side of the processing frame; a connecting frame is connected with the two groups of lifting cylinders, and mixed components are installed on the lower side of the connecting frame in parallel; a rotating frame is rotatably connected to the inside of the processing frame, and one end of the rotating frame is connected with the output end of the swing mechanism; a plurality of mixed kettles are installed in the inside of the rotating frame, and the distribution mode and the number of each mixed kettle are the same as those of the plurality of mixed components. Compared with the prior art, the device is provided with a pushing component on the lower side of each mixed kettle, and the mixed kettle and the mixed component adopt a separation structure. After the mixed kettle and the mixed component are separated, the pushing component can be used to push the raw materials in the inside of the mixed kettle, so that too much raw materials are prevented from adhering to the inside of the mixed kettle.

The utility model discloses a kind of measuring devices for water conservancy and hydropower engineering belongs to measuring device technical field, its technical scheme main points include adjusting structure, the top of adjusting structure is fixedly connected with support structure, the outside of support structure is rotatably connected with water level gauge body, two fixed blocks are respectively arranged at the both sides of support structure bottom, the outside of fixed block is rotatably connected with the inside of support piece, the front side of support piece top is bolted with the bottom of rotating part, the inner wall of rotating part is rotatably connected with the bottom of adjusting rod outer wall, the outer wall of adjusting rod is rotatably connected with the inner wall of fixed block, in the water level measurement operation of existing water conservancy and hydropower engineering, traditional device is generally plane support frame, it is difficult to flexibly adjust inclination angle, when facing different gradient river bank or dam, cannot conform to measuring surface, prone to angle deviation to lead to reading inaccuracy, affect the accuracy of measurement data.