32results about How to "Flip to save effort" patented technology

The invention relates to a sand box overturning mechanism. The sand box comprises an upper box and a lower box, wherein lifting lugs are arranged at two end parts of the sand box, the overturning mechanism comprises a pair of overturning plates, a pair of overturning shafts, a movable connection rod, a fixed connection rod, a support frame and a lifting appliance lifting lug, the pair of overturning plates are installed on the lifting lugs of the sand box, the pair of overturning plates are connected with one ends of the pair of corresponding overturning shafts, the other end of one overturning shaft is connected with the fixed connection rod which is fixedly connected with the support frame, the other end of the other overturning shaft is connected with the movable connection rod which is movably hinged with the support frame, and the lifting appliance lifting lug is arranged on the support frame. According to the invention, by combining the overturning shafts and the overturning plates, the sand box can be overturned conveniently and effortlessly, and meanwhile, the sand box overturning mechanism provided by the invention is simple in structure and easy to operate.

Disclosed is a tower crane access platform structure, comprising: an access platform (5) having a hinged part (7) hinged to a tower crane main body (1); guy rods (3, 6), the first end of which is connected to the tower crane main body (1), and the second end of which is connected to the access platform (5); and a flipping and lifting mechanism (2) for driving the connection to the access platform (5), making the access platform (5) flip around the hinged part (7). The tower crane access platform can prevent interference between the lifting hook and the platform, reducing latent safety dangers, while also reducing the size of the access platform, facilitating use and transportation.

The invention provides a vehicle roof structure and a vehicle. The vehicle roof structure is used for covering the opening of the top of a vehicle box. The vehicle roof structure comprises a roof installed on one side of the box in a rotating mode through a rotating shaft. The roof rotates around the box to cover or open the opening. The vehicle roof structure further comprises at least one elastic element. One end of the elastic element is fixed to the roof, and the other end of the elastic element is fixed to the box. When the roof turns over, torque generated by the elastic element can offset part of torque generated by the gravity of the roof.

The invention relates to a sand box overturning mechanism. The sand box comprises an upper box and a lower box, wherein lifting lugs are arranged at two end parts of the sand box, the overturning mechanism comprises a pair of overturning plates, a pair of overturning shafts, a movable connection rod, a fixed connection rod, a support frame and a lifting appliance lifting lug, the pair of overturning plates are installed on the lifting lugs of the sand box, the pair of overturning plates are connected with one ends of the pair of corresponding overturning shafts, the other end of one overturning shaft is connected with the fixed connection rod which is fixedly connected with the support frame, the other end of the other overturning shaft is connected with the movable connection rod which is movably hinged with the support frame, and the lifting appliance lifting lug is arranged on the support frame. According to the invention, by combining the overturning shafts and the overturning plates, the sand box can be overturned conveniently and effortlessly, and meanwhile, the sand box overturning mechanism provided by the invention is simple in structure and easy to operate.

The invention provides a vehicle roof structure and a vehicle. The vehicle roof structure is used to cover the opening at the top of the vehicle box body. The roof, the roof is turned around the box to cover or open the opening, the roof structure of the vehicle also includes at least one elastic element, one end of the elastic element is fixed to the roof, and the other end It is fixed on the box body, and the moment generated by the elastic element can counteract at least part of the moment generated by the gravity of the canopy during the overturning process of the canopy.

The invention discloses an upturning dam gate capable of realizing instant self-locking control. The upturning dam gate comprises a gate body whose top is rotationally connected to the top of a closure port, a left embedded bracket, a right embedded bracket, and a wedged base; the top of the gate body is connected to the top of the closure port for rotary opening through a double-lug bracket, a hinge shaft, a gate extension oil cylinder and a tension bracket; limiting modules are connected between the left embedded bracket, the right embedded bracket and the side surfaces of the gate body; anda PLC control device controls the gate extension oil cylinder, a first openness detecting device, a second openness detecting device, two displacement sensors, two limiting servo hydraulic oil cylinders, a gate flow calculating module, a flow monitoring module and a remote communication module. The dam gate is convenient to overturn with labor saving, and can be instantly locked; the gate body with any openness can be controlled to open; the gate flow calculating module can be used for timely calculating the openness of a hydraulic gate with specific flow; and better monitoring performances are achieved.

The invention discloses a buried trash can, and relates to a garbage collection device applicable to streets or residential areas to facilitate residents' domestic garbage disposal. Its structure is composed of an outer bucket and an inner bucket movable inside the outer bucket. It is mainly to add a bracket between the bottom of the inner bucket and the inner bottom of the outer bucket for support, and at the same time, there are flipping arms on both sides of the bottom of the inner bucket; the support of the bracket can make the inner bucket full of garbage, and the bottom of the bucket can bear the load. The gravity can be shared and released through the bracket, which can effectively prevent the bottom of the inner bucket from breaking, and the turning arm at the bottom of the inner bucket can make it easier and less labor-saving to flip the hoisted inner bucket when dumping garbage.

The invention discloses an automobile rear tail plate capable of rising, falling and turning. A rising, falling and turning mechanism comprises a supporting frame. An oil cylinder is hinged to the supporting frame. Supporting arm installation supporting lugs are arranged on the two sides of the supporting frame respectively. Supporting arms and a first connecting rod are hinged to the supporting arm installation supporting lugs. The supporting arms are hinged to a supporting arm installation base on the lower surface of a first rear tail plate body. A connecting supporting rod is connected between the supporting arms. A piston rod of the oil cylinder is connected with the connecting supporting rod. The first connecting rod is hinged to a second connecting rod. The second connecting rod is hinged to a connecting rod installation base. A limiting adjusting bolt is arranged at the position, on the lower side of the supporting frame, of the rear portion of the first connecting rod. An auxiliary turning mechanism comprises a supporting base which is arranged on the lower surface of the first rear tail plate body. A supporting block is hinged to the supporting base. A torsional spring is arranged on the lower surface of the first rear tail plate body and connected with a connecting rod. The connecting rod is connected with a pull rod through a pin. The other end of the connecting rod is connected with the supporting block. A turning frame is arranged at the rear portion of the rear tail plate body. The supporting block can extend to the lower side of the turning frame. The rear tail plate saves strength and is low in cost.

The invention provides an operating bed turning-over device which comprises wrapping sheets, supporting rods, a supporting frame, hooks, rotating shafts, uprights, upright banks, inserting grooves, inserting frames, lifting cranks and a tensioning crank. The operating bed turning-over device is characterized in that the wrapping sheets on upper and lower layers wrap a patient to be fixed on the supporting frame through the supporting rods and the hooks; after being tensioned by the tensioning crank, the wrapping sheets are synchronously lifted to break away from the surface of a bed by the lifting cranks, and turning-over action of the patient is completed by turning-over of the rotating shaft. Compared with the prior art, the operating bed turning-over device has the advantages that the operating bed turning-over device is simple to operate, convenient to use, time-saving, labor-saving, safe and reliable, parts in the process of turning-over are synchronous and free of twisting and rubbing, and aseptic sheets, dressings and other related medical implements on the patient are less prone to shedding and displacement, so that the operating bed turning-over device has great popularization and application value.

The invention discloses an auxiliary turning device for a rear tailgate of an automobile, which comprises a rear tailgate body (1), and is characterized in that: a support seat (3) is provided on the rear lower surface of the rear tailgate body (1), and a support block One end of (4) is hinged on the support seat (3) by a pin, and the rear lower surface of the rear tailgate body (1) is also provided with an extension spring (6), and one end of the extension spring (6) is connected to On the rear tailgate body (1), the other end is connected to the end of the connecting rod (7), and the end connected to the extension spring (6) of the connecting rod (7) is connected to the pull rod (8) through a pin. The other end of the connecting rod (7) is connected with the supporting block (4), and a turning frame (2) is arranged behind the rear tailgate body (1), and the pulling rod (8) is pulled, and the supporting block (4) extends to the turning frame (2) BELOW. The mechanism is labor-saving and low-cost when the rear tailgate is overturned.