6results about How to "Avoid the sun and wind" patented technology

The utility model belongs to the technical field of fire safety, and particularly relates to a fire hydrant protection device for fire safety, which comprises a base, the bottom of the base is fixed on the ground through bolts, corner columns are fixedly arranged on the top surfaces of four corners of the base, the top ends of the corner columns are fixedly connected with a top plate, and a baffle is arranged between every two adjacent corner columns. The bottom end of the baffle is hinged to the base, and the top end of the baffle is clamped to the top plate through a clamping assembly. The protection space is formed among the four corner columns, the four baffles, the base and the top plate, and the fire hydrant is located in the protection space, so that the fire hydrant can be prevented from being collided and damaged and can also be prevented from being eroded by wind, sunlight and rainwater, and the service life of the fire hydrant is prolonged; the clamping assembly is arranged, so that the operation time of the firefighter in the opening process is shortened, and more fire fighting time is gained.

The utility model relates to a stone tombstone breakage-proof fixing device, which belongs to the technical field of funeral appliances, and comprises a tombstone, a fixing block is fixed on the outer surface of the tombstone, two fixing plates are fixed at the top of the fixing block, the tombstone is positioned in the fixing plates, a support plate is fixed at the tops of the two fixing plates, and the support plate is fixed on the top of the fixing block. A ceiling is fixed to the top of the supporting plate, a fixing assembly is in threaded connection with the interior of the fixing block, the fixing assembly is used for fixing the fixing block, and a buffering assembly is slidably connected with the interior of the fixing plate. According to the breakage-proof fixing device for the stone tombstone, the fixing block can be stably fixed to the ground through the arranged fixing assembly, so that the stability of the tombstone can be effectively guaranteed, the tombstone can be effectively prevented from being exposed to the sun through the arranged ceiling, vibration borne by the tombstone can be buffered through the arranged buffering assembly, and the stability of the tombstone is improved. Therefore, the overall stability is effectively ensured.

The invention discloses a photovoltaic panel cleaning robot, and belongs to the field of cleaning robots. A photovoltaic panel cleaning robot comprises a cleaning machine and a windproof box. The cleaning machine comprises a machine shell, a cleaning roller rotating in the machine shell and a rolling wheel driving the machine shell to move on the photovoltaic panel. The windproof box comprises a box body and ventilation mechanisms installed on the two sides of the box body respectively. A brush body for cleaning the cleaning roller is arranged in the box body; a through hole is formed in the side wall of the box body; the ventilation mechanism comprises a rotating frame which rotates in the box body and a plurality of blades which are rotatably mounted on the rotating frame; rotating shafts of the blades are perpendicular to rotating shafts of the rotating frames; rotating shafts of the rotating frames are perpendicular to the side wall of the box body; when the blades are located at the first position, the blades can be used for sealing the through opening and sealing the box body, and outside sand wind is prevented from entering the box body; when the blades are located at the second position, the blades can generate axial airflow, and sundries cleaned by the cleaning roller are discharged to the outside.

The present invention relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle and a catapult thereof, comprising a flight mechanism, wherein the flight mechanism is provided with a catapult mechanism, the catapult mechanism is provided with a folding mechanism, a power mechanism is installed between the folding mechanism and the catapult mechanism, the power mechanism drives the catapult mechanism, a placement mechanism is rotatably provided on the folding mechanism, and a shielding mechanism is arranged on the placement mechanism; the arrangement of the flight mechanism facilitates folding and storing the wings of the unmanned aerial vehicle, facilitates the placement mechanism to transport the unmanned aerial vehicle, and reduces the space occupied by the unmanned aerial vehicle; the arrangement of the placement mechanism facilitates carrying the folding mechanism and the flight mechanism for movement, and facilitates holding the unfolded folding mechanism; the arrangement of the folding mechanism facilitates extending the flight track, so that the flight mechanism obtains sufficient acceleration; the arrangement of the shielding mechanism facilitates shielding and protection of the auxiliary parts of the flight mechanism, and improves the outdoor survival ability of the unmanned aerial vehicle and the launcher.

The application discloses a new energy fast charging pile capable of accommodating a wire harness, a lifting wire storage mechanism and a charging gun telescopic mechanism are arranged on a support, the lifting wire storage mechanism comprises elastic members and a lifting frame, the elastic members are arranged on the upper portion of the support, the upper portion of the lifting frame is connected to the elastic members and is arranged on the support and can move up and down, and a charging cable is wound around the lifting frame to form an inverted U-shaped suspension state; the charging gun telescopic mechanism comprises a connecting rod set and a storage seat, the two ends of the connecting rod set are connected to the support and the storage seat respectively, the connecting rod set is telescopic to make the storage seat close to or away from the support, the charging gun is connected to the charging cable and is detachably arranged at the storage seat, when the storage seat is driven to be away from or close to the support, the lifting frame is lowered or raised through synchronous driving of the charging cable, and the elastic members store or release elastic force to balance the lifting frame at the position or stably lift the lifting frame. The application has low operation difficulty, is safer, and improves the overall service life.

The utility model relates to the technical field of motor homes, in particular to a fixed ladder for motor homes, which comprises two groups of first connecting rods, a support arm, a clamping head, a connecting piece and a movable plate, the tops of the two groups of first connecting rods are fixedly connected through a U-shaped seat, the bottom ends of the two groups of first connecting rods are both hinged to the top end of a second connecting rod, and the top end of the second connecting rod is hinged to the support arm. Buckle devices are arranged on one sides of the two second connecting rods, each buckle device comprises a first positioning piece and a second positioning piece, a clamping groove is formed in each second positioning piece, mounting plates are fixedly connected to the two sides of each second positioning piece, and a clamping piece is fixedly connected to one side of each first positioning piece; the two sides of the first positioning piece are both fixedly connected with the mounting plates, mounting of the supporting arm can be completed only by inserting the clamping piece on the first positioning piece connected with the supporting arm into the clamping groove of the second positioning piece connected with the second connecting rod, dismounting can be completed by pulling the clamping piece out of the clamping groove, and the supporting arm and the baffle can be directly stored in a vehicle.