149results about How to "Realize rotary connection" patented technology

The invention discloses an LED street lamp capable of achieving the high solar energy utilization ratio. The LED street lamp comprises assembling frames and assembling seats, assembling grooves are formed in the tops of the assembling frames, and the bottoms of the assembling frames are rotatably connected with the assembling seats in a matched mode; assembling plates are installed in the assembling grooves, solar-energy photovoltaic plates are installed on the front end faces of the assembling plates, and first steering shafts and second steering shafts are installed on the left sides and the right sides of the assembling plates correspondingly; first sliding blocks are rotatably connected with the tail ends of the left sides of the first steering shafts in a matched mode, and grooves are formed in the first sliding blocks; third gears being fixedly connected with the first steering shafts are installed in the grooves, second sliding blocks are rotatably connected with the tail ends of the right sides of the second steering shafts in a matched mode, and containing grooves are symmetrically formed in the tops of the inner walls of the left sides and the right sides of the assembling grooves; first cavities are formed in the assembling frames on the sides, being away from the assembling grooves, of the containing grooves on the left sides, second cavities are formed in the assembling frames below the first cavities, and third cavities are formed in the assembling frames on the right sides of the second cavities; and transmission shafts extending leftwards and rightwards are installed in the third cavities, and the right side ends of the transmission shafts are connected with a first motor.

The invention discloses a bridge monitoring equipment convenient to debug. The bridge monitoring equipment convenient to debug comprises a rack, a rack base, a hollow mechanism is arranged in the inner top of the rack, the rack base is in operating fit connection with the bottom of the rack, the hollow mechanism is internally provided with a fixing plate, and a monitoring probe is arranged on thefront end face of the fixing plate; a first rotating pin shaft and a second rotating pin shaft are arranged on the left side and the right side of the fixing plate correspondingly, a first sliding block is in operating fit connection with the tail part of the left side of the first rotating pin shaft, and the first sliding block is internally provided with an opening part groove, and a third toothed wheel which is fixedly connected with the first rotating pin shaft is arranged in the opening part groove; a second sliding block is in operating fit connection with the tail part of the right sideof the second rotating pin shaft, placing grooves are correspondingly formed in the tops of the inner walls of the left side and the right side of the hollow mechanism, and a first accommodating cavity is formed in rack and is located on the side, deviated from the hollow mechanism, the left placing groove; and a second accommodating cavity is formed in the rack below the first accommodating cavity, a third accommodating cavity is formed in the rack on the right side of the second accommodating cavity , a rod shaft which is arranged in a left-right extending mode is arranged in the third accommodating cavity, and the right side end of the rod shaft is connected with a first electric rotating machine.

The invention relates to the field of asphalt construction, in particular to a smoke suppression asphalt construction device which comprises a vehicle body, wheels and a material box are arranged on the vehicle body, a discharging pipe is arranged on the material box, a swing pipe is rotationally connected to the bottom end of the discharging pipe, a swing gear is coaxially and fixedly connected to the swing pipe, and a torsional spring is arranged between the swing pipe and the discharging pipe; the wheels are coaxially and fixedly connected with axles, the axles are coaxially and fixedly connected with first bevel gears, the first bevel gears are meshed with second bevel gears, the second bevel gears are coaxially and fixedly connected with rotating shafts, and the rotating shafts are coaxially and fixedly connected with first driven gears; a driving shaft is rotationally connected to the vehicle body, a sector gear is arranged on the driving shaft and located between the first driven gear and the swing gear, and the swing gear and the first driven gear are intermittently and alternately meshed with the sector gear; and a driving mechanism for driving the driving shaft to rotate is arranged on the vehicle body. According to the smoke suppression asphalt construction device, the smoke suppression asphalt mixture can be uniformly poured on the ground.

The invention discloses a projector. The projector comprises a projector body, a base and connecting mechanisms, wherein the base is used for supporting the projector body, and the projector body is rotationally connected to the base to enable the projector body to swing up and down relative to the base. According to the projector, the base and the connecting mechanisms are arranged so that the projector body can swing up and down, so that simple rotation operation is carry out on the projector body to conveniently and flexibly adjust the arrangement position of the projector, and therefore the working effect of the projector is remarkably improved, and the user has better use experience.