A kind of hoist for high-rise prefabricated assembly laminated slab construction

Abstract

The utility model relates to a high -rise prefabricated assembly type laminated slab construction hoist belongs to building engineering technical field, including support frame, the top swing joint of support frame has two groups of symmetrical telescopic link, the both ends of support frame all are provided with the sliding slot, the inside sliding connection of sliding slot has a group of symmetrical sliding block, the top of sliding block is swing joint with the top of telescopic link respectively, the middle position of support frame is provided with adjusting mechanism, and adjusting mechanism is connected with the end of telescopic link, the outside of telescopic link is provided with traction mechanism, the top fixed connection of support frame has the lifting group chain, through the telescopic nature of telescopic link, can control sliding block along with the mutual approach or mutual of sliding slot away, thereby the position adjustment of the hook according to the position of metal ring on laminated slab is convenient, through the adjustment of the distance of the opposite side of hook, effectively increased the stability of hoisting laminated slab.

Claims

1. A hoisting tool for construction of high-rise prefabricated composite slabs, characterized in that: The system includes a support frame, with two sets of symmetrical telescopic rods movably connected to the top of the support frame. Both ends of the support frame have grooves, and a set of symmetrical sliders are slidably connected inside the grooves. The tops of the sliders are movably connected to the tops of the telescopic rods. An adjustment mechanism is provided in the middle of the support frame and is connected to the end of the telescopic rod. A traction mechanism is provided on the outside of the telescopic rod. A lifting chain is fixedly connected to the top of the support frame.

2. The hoisting tool for construction of high-rise prefabricated composite slabs according to claim 1, characterized in that: The adjusting mechanism includes a rack, a gear, a drive rod, a rotating rod, and a conical wheel. The rack, gear, drive rod, rotating rod, and conical wheel form two sets. The rack is located on the opposite side of the gear and meshes with the gear. The rotating rod passes through the gear and is fixedly connected to the gear. The drive rod has a thread on its outer side, passes through the rack, and is threadedly connected to the rack. The conical wheel is fixedly connected to the end of the drive rod.

3. The hoisting tool for construction of high-rise prefabricated composite slabs according to claim 2, characterized in that: The rack is movably connected to the inside of the support frame, and the drive rod is movably connected to the inside of the support frame. The gear is movably connected to the inside of the support frame via a rotating rod. The top end of the rotating rod passes through the end of the telescopic rod, and the rotating rod is fixedly connected to the telescopic rod.

4. A hoisting tool for construction of high-rise prefabricated composite slabs according to claim 3, characterized in that: The adjustment mechanism also includes a second conical wheel and a first servo motor. The second conical wheel is movably connected to the inside of the support frame via a rotating shaft. The second conical wheel is located on the opposite side of the first conical wheel, and the first conical wheel meshes with the second conical wheel. The first servo motor is fixedly connected to the top of the support frame, and the output end of the first servo motor is fixedly connected to the rotating shaft of the second conical wheel.

5. A hoisting tool for construction of high-rise prefabricated composite slabs according to claim 4, characterized in that: The traction mechanism includes a rotating shaft, a traction rope, a first pair of teeth, a second pair of teeth, and a connecting plate. The first pair of teeth is fixedly connected to the bottom end of the rotating shaft, and the second pair of teeth is fixedly connected to the top end of the connecting plate. The first pair of teeth and the second pair of teeth mesh with each other. The traction rope passes through the rotating shaft and is movably connected to the rotating shaft. One end of the traction rope is fixedly connected to the center of the top end of the second pair of teeth.

6. A hoisting tool for construction of high-rise prefabricated composite slabs according to claim 5, characterized in that: The rotating shaft passes through the slider and is fixedly connected to the slider. The rotating shaft also passes through the telescopic end of the telescopic rod and is movably connected to the telescopic rod. A set of symmetrical hooks is fixedly connected to the bottom end of the connecting plate.

7. A hoisting tool for construction of high-rise prefabricated composite slabs according to claim 6, characterized in that: Each telescopic rod has a turntable fixedly connected to its top end. The end of the traction rope away from the connecting plate is wrapped around the outside of the turntable. Each telescopic rod has a servo motor II fixedly connected to its outside end, and the output end of the servo motor II is fixedly connected to the axis of the turntable.

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