CN212024538U - Hoisting sling for prefabricated components of fabricated building - Google Patents

Abstract

The utility model discloses an assembly type structure prefabricated component's hoist and mount hoist, including lifting by crane the stake, the lateral wall that lifts by crane the stake evenly is equipped with four dwangs, every the dwang all rotates with the lateral wall that lifts by crane the stake to be connected, every the dwang is kept away from the one end that lifts by crane the stake and all is equipped with fixed subassembly, four fixed subassembly is fixed with the hoist and mount case jointly, it is equipped with the mounting groove in the stake to lift by crane, fixed mounting has driving motor in the mounting groove, driving motor's output fixedly connected with lead screw, the lead screw runs through to lift by crane the stake and extends to between four dwangs, the outer wall cover of lead screw is equipped with assorted ball nut with it. The utility model discloses a lead screw and ball nut cooperate and realize the rising of round platform, drive tensile pole pulling dwang shrink, realize the fastening of fixed subassembly to the hoist and mount case, compare current hoist exclusive use's wire rope, increased the stress point, promoted bearing toughness greatly, reduced the potential safety hazard.

Description

Hoisting sling for prefabricated components of fabricated building

Technical Field

The utility model relates to a building tool technical field especially relates to an assembly type structure prefabricated component's hoist and mount hoist.

Background

The assembled integral concrete structure (PC) is a structure assembled by precast concrete components through post-cast concrete, slurry anchors or superposition of connecting parts and has reliable force transmission and bearing requirements. The structure is flexible, has strong adaptability, and has the advantages of good integrity, convenient construction, shortened construction period, reduced construction cost, reduced construction waste, improved engineering quality, etc. With the development of economy and the progress of science and technology, the method has good application prospect in China.

In the building construction, large prefabricated components are often required to be hoisted, hoisting equipment such as tower cranes, truck cranes and the like are mostly adopted for hoisting and installing the domestic prefabricated concrete components on site at present, the hoisting equipment takes steel wire ropes as hoisting carriers, but the steel wire ropes are greatly influenced by the toughness and wind resistance of the steel wire ropes, and the potential safety hazard in the hoisting process is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art, and the hoist and mount hoist of an assembly type structure prefabricated component that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a hoisting sling for prefabricated members of an assembly type building comprises a hoisting vertical pile, wherein four rotating rods are uniformly arranged on the outer side wall of the hoisting vertical pile, each rotating rod is rotatably connected with the outer side wall of the hoisting vertical pile, one end of each rotating rod, which is far away from the hoisting vertical pile, is provided with a fixing component, a hoisting box is jointly fixed on the four fixing components, an installation groove is arranged in the lifting vertical pile, a driving motor is fixedly arranged in the installation groove, the output end of the driving motor is fixedly connected with a screw rod, the screw rod penetrates through the lifting vertical pile and extends to the position between the four rotating rods, the outer wall of the screw rod is sleeved with a ball nut matched with the screw rod, the fixed cover of lateral wall of ball nut is equipped with the round platform, the lateral wall of round platform rotates and is connected with four tensile poles that are located the dwang inboard, every the one end that the round platform was kept away from to tensile pole rotates with the inside wall of dwang to be connected.

Preferably, the bottom wall of lead screw fixedly connected with limiting plate.

Preferably, the fixed subassembly includes that four fixed connection are kept away from the fixed block of the one end of lifting by crane the grudging post at the dwang, every all be equipped with in the fixed block and press from both sides the groove, every the fixed plate has all been placed to pressing from both sides the inslot, every the fixed plate all with the lateral wall fixed connection of hoist and mount case.

Preferably, the fixing blocks are provided with through holes with the same positions on the upper side wall and the lower side wall of the clamping groove, screws are inserted into the through holes, and nuts are threaded on the other ends of the screws penetrating through and extending to the fixing plates.

Preferably, the fixing plate is provided with a thread groove matched with the through hole in position and size, and the thread groove is matched with the screw.

Preferably, the driving motor is a servo motor.

Compared with the prior art, this prefabricated component's of prefabricated building hoist and mount hoist's advantage lies in:

1. the lifting of the round table is realized through the matching of the screw rod and the ball nut, so that the stretching rod is driven to pull the rotating rod to contract, the fastening of the fixed assembly to the hoisting box is realized, compared with a steel wire rope which is used independently by the existing hoisting tool, the stress point is increased, the bearing toughness is greatly improved, and the potential safety hazard is reduced;

2. the servo motor ensures the stability of the fixation of the lifting appliance;

to sum up, the utility model discloses a lead screw and ball nut cooperate and realize the rising of round platform, and then drive tensile pole pulling dwang shrink, realize the fastening of fixed subassembly to the hoist and mount case, compare current hoist exclusive use's wire rope, increased the stress point, promoted bearing toughness greatly, reduced the potential safety hazard.

Drawings

Fig. 1 is a front view of a hoisting sling for prefabricated building components according to the present invention;

fig. 2 is a top view of a circular table of a hoisting sling of an assembly type building prefabricated component provided by the utility model;

fig. 3 is an enlarged view of a in the figure.

In the figure: the device comprises a lifting vertical pile 1, a rotating rod 2, a stretching rod 3, a driving motor 4, a lead screw 5, a circular truncated cone 6, a lifting box 7, a ball nut 8, a fixed block 9, a fixed plate 10, a screw 11, a nut 12 and a limiting plate 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a lifting sling for prefabricated components of an assembly type building comprises a lifting stud 1, wherein the outer side wall of the lifting stud 1 is uniformly provided with four rotating rods 2, each rotating rod 2 is rotatably connected with the outer side wall of the lifting stud 1, one end of each rotating rod 2, which is far away from the lifting stud 1, is provided with a fixing assembly, the fixing assembly comprises four fixing blocks 9 fixedly connected with one ends of the rotating rods 2, which are far away from the lifting stud 1, each fixing block 9 is internally provided with a clamping groove, a fixing plate 10 is arranged in each clamping groove, each fixing plate 10 is fixedly connected with the outer side wall of a lifting box 7, through holes with the same position are arranged on the upper side wall and the lower side wall of each fixing block 9, a screw 11 is inserted in each through hole, the other end of the screw 11, which penetrates through and extends to the fixing plate 10, is provided with a nut 12 in a threaded, the thread groove matches the screw 11.

Four fixed subassemblies are fixed with hoist and mount case 7 jointly, lift by crane and be equipped with the mounting groove in the stump 1, fixed mounting has driving motor 4 in the mounting groove, driving motor 4 is servo motor, servo motor then keeps the rigidity, the stability of hoist has been guaranteed, driving motor 4's output fixedly connected with lead screw 5, the diapire fixedly connected with limiting plate 13 of lead screw 5, limiting plate 13 prevents that ball nut 8 from landing from lead screw 5, lead screw 5 runs through to lift by crane stump 1 and extends to between four dwang 2, the outer wall cover of lead screw 5 is equipped with assorted ball nut 8 with it, the fixed cover of lateral wall of ball nut 8 is equipped with round platform 6, the lateral wall of round platform 6 rotates and is connected with four tensile poles 3 that are located dwang 2 inboards, the one end that round platform 6 was kept away from to.

Put prefabricated component in hoist and mount case 7, start driving motor 4, driving motor 4 drives lead screw 5 and rotates, lead screw 5 and ball nut 8 cooperate and realize the rising of round platform 6, and then drive 3 pulling dwang 2 contractions of tensile pole, and then utilize the clamp groove to hold up fixed plate 10, twist screw 11 into through-hole and thread groove, cooperate with nut 12 and realize the fastening to hoist and mount case 7, compare current hoist exclusive use's wire rope, the stress point has been increased, the bearing toughness has been promoted greatly, the potential safety hazard has been reduced.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

cooperate through lead screw 5 and ball nut 8 and realize the rising of round platform 6, and then drive 3 pulling dwang 2 contractions of tensile pole, realize the fastening of fixed subassembly to hoist and mount case 7, and servo motor then keeps the rigidity, has guaranteed the stability of hoist, compares current hoist exclusive use's wire rope, has increased the stress point, has promoted bearing toughness greatly, has reduced the potential safety hazard.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (6)

1. The hoisting sling for the prefabricated members of the fabricated building comprises a hoisting pile (1) and is characterized in that the outer side wall of the hoisting pile (1) is uniformly provided with four rotating rods (2), each rotating rod (2) is rotatably connected with the outer side wall of the hoisting pile (1), each rotating rod (2) is provided with a fixing component and a hoisting box (7) at one end far away from the hoisting pile (1), the fixing components are fixedly provided with a mounting groove, a driving motor (4) is fixedly arranged in the mounting groove, the output end of the driving motor (4) is fixedly connected with a lead screw (5), the lead screw (5) penetrates through the hoisting pile (1) and extends to the space between the four rotating rods (2), the outer wall of the lead screw (5) is sleeved with a ball nut (8) matched with the lead screw, and the outer side wall of the ball nut (8) is fixedly sleeved with a round table (6), the outer side wall of the circular truncated cone (6) is rotatably connected with four stretching rods (3) which are located on the inner side of the rotating rod (2), and each stretching rod (3) is rotatably connected with the inner side wall of the rotating rod (2) at one end, far away from the circular truncated cone (6), of each stretching rod.

2. The hoisting sling of prefabricated building components according to claim 1, wherein the bottom wall of the screw rod (5) is fixedly connected with a limiting plate (13).

3. The assembly type building prefabricated part hoisting sling according to claim 1, wherein the fixing assembly comprises four fixing blocks (9) fixedly connected to one end of the rotating rod (2) far away from the hoisting stud (1), each fixing block (9) is internally provided with a clamping groove, each clamping groove is internally provided with a fixing plate (10), and each fixing plate (10) is fixedly connected with the outer side wall of the hoisting box (7).

4. The assembly type building prefabricated component hoisting sling according to claim 3, wherein through holes with consistent positions are formed in the upper side wall and the lower side wall of each fixing block (9) which are located in the clamping groove, a screw (11) is inserted into each through hole, and a nut (12) is sleeved on the other end, penetrating through and extending to the fixing plate (10), of each screw (11) in a threaded manner.

5. The assembly type building prefabricated component hoisting sling according to claim 3, wherein the fixing plate (10) is provided with a threaded groove matched with the position size of the through hole, and the threaded groove is matched with the screw (11).

6. The hoisting sling of prefabricated building components according to claim 1, wherein the driving motor (4) is a servo motor.

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