CN218058210U - A hoisting device for prefabricated I-beams in house construction - Google Patents

Abstract

The utility model relates to a housing construction assembled I-beam hoisting equipment, the housing construction assembled I-beam hoisting equipment comprises an overhanging I-beam, a hoisting I-beam, hoisting components and a pulling component, the overhanging I-beam is provided with at least two beams at intervals side by side, and the overhanging I-beam can be assembled at the top of the housing construction in a detachable way; the hoisting I-shaped steel beams are connected to the overhanging ends of the overhanging I-shaped steel beams; the hoisting assembly comprises two fixed blocks and a hoisting winch, the two fixed blocks are arranged on the hoisting I-shaped steel beam at intervals along the length direction of the hoisting I-shaped steel beam, hoisting steel wire ropes are wound on the hoisting winch, the end parts of the hoisting steel wire ropes are connected with hoisting rings, the hoisting rings are connected with lifting hooks, the lifting hooks are U-shaped hooks, and the lifting hooks are U-shaped limiting grooves matched with the sections of the I-shaped steel beams; the dragging component comprises a dragging winch, a dragging steel wire rope is wound on the dragging winch, and one end of the dragging steel wire rope is connected with a hanging ring. The utility model discloses can guarantee I-beam and constructor's safety.

Description

A hoisting device for prefabricated I-beams in house construction

technical field

The utility model relates to the technical field of building construction, in particular to an assembly-type I-beam hoisting device for house construction.

Background technique

The I-beam is a long strip of steel with an I-shaped cross section. It has a vertical I-steel web and an I-steel wing perpendicular to the I-steel web. I-beams are widely used in various industries, such as The I-beam is used as a beam structure, and two I-beams are connected to form a beam node. The connection of the I-beam node plays a decisive role in the overall performance of the fabricated steel structure.

During construction on the building site, it is necessary to hoist the I-beams to the corresponding floors. The common hoisting method is to use a crane to vertically hoist the I-beams bound with steel wire ropes to the corresponding floors, and then the construction personnel pull the hook on the crane to lift them to the corresponding floors. I-beams straighten the floors inside. Since there is usually only one hook on the crane, the I-beam is prone to tilt during the hoisting process, which may cause the risk of falling. In addition, the construction personnel usually need to stand on the edge of the floor when pulling the hook, which is prone to the risk of stepping on the air and falling .

Utility model content

In view of this, the purpose of the present utility model is to provide a housing construction assembly type I-beam hoisting equipment to solve the technical problem in the prior art that there is a relatively large safety risk when hoisting the I-beam.

In order to achieve the above object, the technical solution adopted in the utility model is:

Prefabricated I-beam hoisting equipment for house construction, including:

The cantilevered I-beams are used to be detachably fixed on the top of the building and one end cantilever outside the building, and at least two cantilevered I-beams are arranged side by side at intervals;

The hoisting I-beam extends along the arrangement direction of each cantilevered I-beam, and the top of the hoisted I-beam is connected under the overhanging end of each cantilevered I-beam;

The hoisting assembly includes a fixing block installed on the hoisting I-beam and a hoisting winch installed at the bottom of the fixing block. There are two fixing blocks at intervals along the length direction of the hoisting I-beam, and a hoisting wire rope is wound on the hoisting hoist. The end of the hoisting wire rope is connected with a hoisting ring, and the hoisting ring is fixedly connected with a hook. The hook is a U-shaped hook with a U-shaped limiting groove adapted to the section of the I-beam to be hoisted;

The pulling assembly includes a pulling hoist for installation on a corresponding floor, the pulling hoist corresponds to the hoisting hoist one by one, a pulling wire rope is wound on the pulling hoist, and one end of the pulling wire rope is connected to the suspension ring.

The beneficial effects of the above-mentioned technical solution are: the hoisting equipment of the house construction assembly type I-beam of the utility model has two hooks, and the two hooks form two hoisting support points, so that the I-beam is more stable during the lifting process, and The hook is a U-shaped hook, which can make the I-beam stuck in the U-shaped limit groove of the hook, further avoiding the shaking of the I-beam and ensuring the safety of the I-beam hoisting; the I-beam is hoisted under the action of the hoisting hoist When reaching the corresponding floor, there is no need for construction personnel to stand on the edge of the floor to pull. Turn on the pulling hoist to pull the hook to move toward the floor. In this way, the construction personnel can stand in a safe place to unload the I-beam, ensuring the safety of the construction personnel. Safety.

Further, the lower flange of the cantilevered I-beam is provided with installation holes arranged at intervals, and threaded sleeves corresponding to the installation holes are pre-embedded on the top of the building.

Beneficial effect: it is convenient to install and disassemble the cantilevered I-beam.

Further, the top of the hoisted I-beam is hingedly connected to each cantilevered I-beam.

Beneficial effect: when the roof of a building has a certain slope, the safe hoisting of the I-beam can still be realized.

Further, each fixed block is moved and assembled on the hoisting I-beam, and the pulling hoist is moved and assembled on the corresponding floor board.

Beneficial effects: the distance between the two hooks can be adjusted, so that I-beams of different lengths and sizes can be hoisted, and the application range of the entire hoisting device can be improved.

Further, the parts on both sides of the web of the hoisted I-steel beam on the lower wing plate of the hoisted I-steel beam are provided with rack plates extending along the length direction of the hoisted I-steel beam, and the fixing block is U-shaped. The hoisting I-beam is located in the U-shaped groove of the fixed block, and the two relatively parallel block walls of the fixed block are rotatably equipped with two drive shafts arranged side by side at intervals, and the drive shaft passes through the web of the hoisting I-beam. And each drive shaft is fixedly connected with a drive gear that meshes with the rack plate on the corresponding side, the top of the fixed block is connected with a drive motor, and the output shaft of the drive motor is fixedly connected with a drive gear. The intermediate gear meshing with the driving gear is fixedly connected; the bottom of the pulling hoist is equipped with a base, and a guide rail extending along the length direction of the hoisting I-beam is slidably installed on the base, and the guide rail is used to be fixed on the corresponding floor board.

Beneficial effect: it is convenient to realize the position adjustment of the fixed block, and the adjustment is more precise.

Preferably, it also includes a plurality of guide pulleys arranged side by side along the length direction of the hoisting I-beam at intervals, the guide pulleys are used to be arranged at the edge of the corresponding floor plate, and the guide pulleys are provided with wire rope grooves, which are used for lifting the hook downwards. When released, the pulling wire rope goes around the guide pulley.

Beneficial effect: the pulling wire rope can bypass the guide pulley, thereby reducing the friction between the pulling wire rope and the building wall, and improving the service life of the pulling wire rope.

Further, the positions at both ends of the rack plate on the hoisting I-beam are fixedly connected with the limiting plate.

Beneficial effect: the fixing block is prevented from falling out from the hoisting I-beam material.

Description of drawings

Fig. 1 is the front view of the housing construction assembly type I-beam hoisting equipment of the present utility model;

Fig. 2 is a side view of the housing construction assembly type I-beam hoisting device of the present invention;

Fig. 3 is a schematic diagram showing the assembly relationship between the hoisting I-beam and the hoisting components in the house construction assembly type I-beam hoisting device of the present invention.

Explanation of reference signs: 1-cantilevered I-beam, 2-hoisting I-beam, 3-fixing block, 4-hoisting hoist, 5-hoisting wire rope, 6-hanging ring, 7-hook, 8-pull wire rope , 9-wire rope buckle, 10-thread casing, 11-fastening bolt, 12-floor plate, 13-building, 14-base, 15-guide rail, 16-driving gear, 17-intermediate gear, 18-transmission Gear, 19-transmission shaft, 20-guide pulley, 21-limiting plate, 22-connecting block, 23-connecting ear, 24-rack plate, 25-driving motor, 26-pull hoist.

detailed description

The utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Specific embodiments of the house building assembly type I-beam hoisting equipment of the present invention:

As shown in Fig. 1, Fig. 2 and Fig. 3, the prefabricated I-beam hoisting equipment for building construction includes a cantilevered I-beam 1, a hoisting I-beam 2, a hoisting component and a pulling component.

Specifically, as shown in Figure 2, the parts on both sides of the web of the cantilevered I-steel beam 1 on the lower wing plate of the cantilevered I-steel beam 1 are provided with The installation holes arranged at intervals, the top of the building 13 is pre-buried with threaded sleeves 10 corresponding to the installation holes one by one. During installation, the installation holes on the cantilevered I-beam correspond to the threaded sleeves 10, A fastening bolt 11 is installed at the place, and the fastening bolt 11 is threadedly connected with the threaded casing 10, thereby the cantilevered I-beam 1 is fixed on the top of the building 13. One end of the cantilevered I-beam 1 hangs outside the building 13 to form a cantilevered end. In this embodiment, three cantilevered I-shaped steel beams 1 are arranged side by side at intervals, and the distance between two adjacent cantilevered I-shaped steel beams 1 is equal. The bottom of each cantilevered I-beam 1 is welded and fixed with two connecting ears 23 .

The hoisting I-beam 2 extends along the arrangement direction of each cantilevered I-beam 1 , that is, the hoisting I-beam 2 is vertically arranged with the cantilevered I-beam 1 . The top of the hoisted I-beam 2 is provided with a connecting block 22 corresponding to the position of each cantilevered I-beam 1. The connecting block 22 is located between the corresponding two connecting ears 23 and is hingedly connected with the connecting ears 23, thereby realizing The hinged connection between hoisting I-beams 2 and the overhanging ends of each cantilevered I-beams 1 . In this way, even if the top of the building 13 is a slope, the hoisting device of the present utility model can be used normally.

As shown in FIG. 1 , FIG. 2 and FIG. 3 , the hoisting assembly includes two fixing blocks 3 installed on the hoisting I-beam 2 and a hoisting hoist 4 installed at the bottom of each fixing block 3 . Wherein, two fixed blocks 3 are arranged at intervals, and the fixed blocks 3 are U-shaped, and the hoisting I-shaped steel beam 2 is located in the U-shaped groove of the fixed block, and the fixed block 3 supports the hoisting I-shaped steel beam 2 . The parts on both sides of the web of the hoisting I-beam 2 on the lower wing plate of the hoisting I-beam 2 are provided with a rack plate 24 extending along the length direction of the hoisting I-beam 2 . Has a rack. The two relatively parallel block walls of the fixed block 3 are rotatably equipped with two transmission shafts 19 arranged side by side at intervals. The transmission shafts 19 pass through the web of the hoisting I-beam 2, and each transmission shaft 19 is fixedly connected There is a transmission gear 18 for meshing transmission with the rack plate 24 on the corresponding side. The top of the fixed block 3 is connected with a drive motor 25 , the output shaft of the drive motor 25 is fixedly connected with a drive gear 16 , and one of the drive shafts 19 is fixedly connected with an intermediate gear 17 meshing with the drive gear 16 . When the driving motor 25 is turned on, the driving gear 16 drives the intermediate gear 17 to rotate, and the intermediate gear 17 drives the transmission shaft 19 where it is located to rotate, and then the transmission gear 18 on the transmission shaft 19 is engaged with the rack plate for transmission, and then drives the fixed block. 3 Move on the hoisting I-beam 2 for position adjustment. In order to avoid that the fixed block 3 comes off from the rack plate 24, the both sides of the rack plate 24 are fixedly connected with the limiting plate 21.

The hoisting winch 4 is wound with a hoisting wire rope 5, the end of the hoisting wire rope 5 is connected with a hoisting ring 6, and a hoisting hook 7 is fixedly connected to the hoisting hoist 6, and the hoisting hook 7 is a U-shaped hook, which is adapted to the section of the I-beam to be hoisted. The U-shaped limit slot.

The pulling assembly includes a pulling hoist 26 , a guide rail 15 and a base 14 . Wherein, the pulling hoist 26 is fixed on the base 14 , the base 14 is slidably assembled with the guide rail 15 , so that the position of the pulling hoist 26 can be adjusted, and the guide rail 15 is fixed on the corresponding floor plate 12 . There are two pulling winches 26, corresponding to the hoisting winches 4 one by one. The pulling hoist 26 is wound with a pulling wire rope 8, and one end of the pulling wire rope 8 is connected with the suspension ring 6. When connecting, the pulling wire rope 8 bypasses the suspension ring 6, and the bypassed part is connected with the original pulling wire rope by a plurality of wire rope buckles 9.

The floor plate 12 is also provided with a plurality of guide pulleys 20 arranged side by side along the length direction of the hoisting I-beam 2 at intervals. The guide pulleys 20 are located at the edge of the floor plate 12, and the guide pulleys 20 are provided with wire rope grooves. When suspension hook 7 is lowered to be below floor plate 12, pulling wire rope 8 just can be wound on guide pulley 20, thereby reduces the friction between pulling wire rope 8 and building wall, improves the service life of pulling wire rope 8.

The hoisting equipment of the housing construction assembly type I-beam of the utility model has two hooks, and the two hooks form two hoisting support points, so that the I-beam is more stable during the lifting process, and the hook is a U-shaped hook, which can Make the I-beam stuck in the U-shaped limit groove of the hook, further avoid the shaking of the I-beam, and ensure the safety of the hoisting of the I-beam; when the I-beam is hoisted to the corresponding floor under the action of the hoisting winch, no construction personnel are required Stand on the edge of the floor and pull, turn on the pulling hoist to pull the hook to move toward the floor, so that the construction personnel can stand in a safe place to unload the I-beam, ensuring the safety of the construction personnel.

In other embodiments, when the tops of the applied buildings are all flat roofs, the hoisting I-beams can be fixedly connected with the cantilevered I-beams.

In other embodiments, if the hoisted I-beams are uniform in size, the fixing block can be welded on the hoisted I-beams.

The embodiments of the utility model described above do not constitute a limitation to the protection scope of the utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in the protection scope of the claims of the present utility model.

Claims (7)

1. House building assembled I-beam lifting device, its characterized in that includes:

the cantilever I-shaped steel beams are detachably fixed at the top of the house building, one ends of the cantilever I-shaped steel beams are cantilevered outside the house building, and at least two cantilever I-shaped steel beams are arranged side by side at intervals;

hoisting the I-shaped steel beams, extending along the arrangement direction of each overhanging I-shaped steel beam, and connecting the top of each hoisting I-shaped steel beam below the overhanging end of each overhanging I-shaped steel beam;

the hoisting assembly comprises two fixed blocks and a hoisting winch, wherein the two fixed blocks are arranged on the hoisting I-shaped steel beam at intervals along the length direction of the hoisting I-shaped steel beam, the hoisting winch is wound with a hoisting steel wire rope, the end part of the hoisting steel wire rope is connected with a hoisting ring, the hoisting ring is fixedly connected with a lifting hook, and the lifting hook is a U-shaped hook and is provided with a U-shaped limiting groove matched with the cross section of the I-shaped beam to be hoisted;

the dragging component comprises a dragging winch which is used for being installed on a corresponding floor, the dragging winch is in one-to-one correspondence with the hoisting winch, a dragging steel wire rope is wound on the dragging winch, and one end of the dragging steel wire rope is connected with the hanging ring.

2. The building construction assembling type I-beam hoisting equipment according to claim 1, wherein mounting holes are arranged at intervals on the lower wing plate of the cantilever I-beam, and threaded sleeves corresponding to the mounting holes one to one are pre-embedded in the top of the building construction.

3. The housing construction fabricated i-beam hoisting device of claim 1, wherein the top of the hoisting i-beam is hinged to each overhanging i-beam.

4. The building construction fabricated i-beam hoisting device of any one of claims 1 to 3, wherein each fixing block is movably assembled on the hoisting i-beam, and the pulling winch is movably assembled on the corresponding floor slab.

5. The housing construction fabricated I-beam hoisting device according to claim 4, wherein rack plates extending along the length direction of the hoisting I-beam are arranged on the lower wing plate of the hoisting I-beam at the two sides of the web plate of the hoisting I-beam, the fixing block is U-shaped, the hoisting I-beam is positioned in a U-shaped groove of the fixing block, two transmission shafts which are arranged side by side at intervals are rotatably assembled on two relatively parallel block walls of the fixing block, the transmission shafts penetrate through the web plate of the hoisting I-beam, each transmission shaft is fixedly connected with a transmission gear which is meshed with the rack plate at the corresponding side for transmission, the top of the fixing block is connected with a driving motor, an output shaft of the driving motor is fixedly connected with a driving gear, and one transmission shaft is fixedly connected with an intermediate gear meshed with the driving gear; the base is installed to the bottom of dragging the hoist engine, and the sliding assembly has the guide rail that extends along the length direction of hoist and mount I-steel roof beam on the base, and the guide rail is used for fixing on the floor board that corresponds.

6. The building construction fabricated i-beam hoisting device of claim 5, further comprising a plurality of guide pulleys arranged side by side at intervals along the length direction of the hoisted i-beam, the guide pulleys being adapted to be disposed at edges of corresponding floor panels, the guide pulleys being provided with wire rope grooves for allowing the pulling wire ropes to bypass the guide pulleys when the hooks are released downward.

7. The housing construction fabricated i-beam hoisting device of claim 5, wherein limiting plates are fixedly connected to the hoisting i-beam at both ends of the rack plate.

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