CN115973893A - A hoisting device for assembled building components - Google Patents

Abstract

The invention relates to the technical field of hoisting equipment, in particular to a hoisting device for assembled building components, including a tower crane boom and a hoisting part; a double-ended screw rod is installed between two trusses for rotation at the upper part; There are also two adjustment parts that can move horizontally relative to each other; through the set hoisting part: on the one hand, it is convenient to lift the components and parts of the prefabricated building through the tower crane, and to facilitate the assembly of the components; on the other hand, the first motor drives The rotation of the double-headed screw is convenient for adjusting the horizontal position of the two adjustment parts and hoisting components of different lengths. At the same time, the second motor drives the reel to rotate, which is convenient for adjusting the downward extension length of the third sling, thus facilitating The hoisting part requires oblique hoisting of components; this design is convenient for oblique hoisting of components of some prefabricated buildings, which is easy to operate and reduces the difficulty of hoisting operations.

Description

A hoisting device for assembled building components

technical field

The invention relates to the technical field of hoisting equipment, in particular to a hoisting device for assembled building components.

Background technique

Prefabricated building refers to the transfer of a large number of on-site operations in the traditional construction method to the factory, where the building components and accessories (such as floor slabs, wall panels, stairs, balconies, etc.) are processed and manufactured in the factory, and transported to the construction site. The reliable connection method is a building assembled and installed on site; due to the heavy weight of the components and accessories of the prefabricated building, it is necessary to use tower cranes or cranes for assistance during assembly.

The invention patent with the authorized notification number CN215626152U discloses a prefabricated building wall panel hoisting device. The prefabricated building wall panel hoisting device includes a hanging plate, the bottom of the hanging plate is provided with an inserting plate, and the bottom of the inserting plate is connected with a balance frame, and Chains are arranged symmetrically on both sides of the bottom of the hanging plate, and there are rings at both ends of the chain. The rings at the top of the chain are connected with the hanging plate, and the rings at the bottom of the chain are equipped with connectors, which are covered on both sides of the balance frame; The plate is convenient to connect with the hook of the lifting equipment; through the improvement and optimization of the structure of the lifting head, the lifting head can be adjusted according to the use requirements, so that the flexibility of the whole lifting head is effectively improved. At the same time, the lifting head of this structure The head can balance the wall, which is convenient for the wall to be hoisted, so that the wall is stable enough to prevent the wall from being tilted during hoisting and affecting the installation of the wall.

Although the prefabricated building wall panel hoisting device improves and optimizes the structure of the hanging head to facilitate the hoisting of the wall, the device is only limited to the horizontal hoisting of prefabricated walls; , there are the following situations: when some components are hoisted, it is necessary to ensure that the components are in an inclined state. Inclined, but the existing hoisting equipment needs to use different lengths of slings to hang on the spreader in order to ensure the inclination of the stairs when hoisting stairs and other components that need to be installed obliquely. The height difference at both ends is used to realize the inclined hoisting of the stairs, but this operation method is complicated and cumbersome, which increases the difficulty of hoisting operations. In view of this, we propose a hoisting device for prefabricated building components.

Contents of the invention

The object of the present invention is to provide a hoisting device for a prefabricated building component to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the present invention provides the following technical solutions:

A hoisting device for a prefabricated building component, including a tower crane boom and a hoisting part;

The jib of the tower crane is used to lift the hoisting part to hoist the components, and the trolley of the jib of the tower crane is provided with a first sling for connecting the hoisting part;

The hoisting part is used for hoisting components and is set under the boom of the tower crane; it includes two symmetrical trusses, and two connecting plates are installed between the two trusses, and both sides of the top surface of the upper truss are installed There is a fixing ring, and a connecting piece is provided on the top of the truss. The top of the connecting piece is installed with a lifting lug fixedly connected with the first sling, and the bottom end of the connecting piece is installed with two connecting rings. The connecting ring and the corresponding fixing ring A second sling is fixed between the two trusses; a double-ended screw rod is installed on the upper part of the two trusses, and a first motor for driving the rotation of the double-ended screw rod is installed on the connecting plate on one side; between the two trusses There are also two regulating parts that can move relative to each other horizontally.

As a preferred technical solution of the present invention, the adjustment part includes two symmetrical fixed plates, a vertical plate is installed between the two fixed plates, and a connecting block threaded with a double-ended screw rod is installed on the top of the upper fixed plate , the fixed plate below is provided with gaps; both sides of the bottom surface of the fixed plate below are equipped with limit plates that can slide against the outer wall of the truss.

As a preferred technical solution of the present invention, two lug plates are installed on the top surface of the fixed plate below, and a reel is installed rotating between the two lug plates, and the third reel for lifting components is wound on the reel. A sling, and the third sling passes through the gap; a second motor for driving the reel is installed on the lug plate on one side.

As a preferred technical solution of the present invention, the overall shape of the third sling is Y-shaped, and the top end of the third sling is fixed on the reel by rivets.

As a preferred technical solution of the present invention, guide grooves are provided on the two opposite side walls of the two limiting plates, guide rails are installed on the two side walls of the truss below, and the guide rails are connected with the corresponding Corresponding guide groove sliding connection.

As a preferred technical solution of the present invention, the truss is provided with a rectangular cavity, and the truss is a manufactured product made of galvanized steel.

As a preferred technical solution of the present invention, the two ends of the double-ended screw rod have opposite thread winding directions, and the two ends of the double-ended screw rod are rotatably connected to the connecting plates on both sides through bearings.

As a preferred technical solution of the present invention, the connecting piece and the connecting plate are integrally formed, and both the connecting piece and the connecting plate are made of galvanized steel.

As a preferred technical solution of the present invention, a reinforcing plate is installed in the cavity, and a through groove is opened on the reinforcing plate.

As a preferred technical solution of the present invention, the fixed plate and the vertical plate are integrally formed, and both the fixed plate and the vertical plate are made of galvanized steel.

Compared with prior art, the beneficial effect of the present invention:

The hoisting part provided: on the one hand, by installing the hoisting part on the trolley of the boom of the tower crane, it is convenient to lift the hoisting part through the tower crane, to lift the components of the prefabricated building, and to assemble the components; on the other hand On the one hand, when hoisting components such as stairs, the double-headed screw rod is driven by the first motor to rotate, which is convenient for adjusting the horizontal position of the two adjustment parts, for adjusting the distance between the two third slings, and for adjusting the distance between the two third slings. The components are hoisted, and at the same time, the second motor drives the reel to rotate, which is convenient for adjusting the downward extension length of the third sling, so that there is a height difference between the third slings on both sides, so that it is convenient for the hoisting part to be hoisted obliquely. Components; this design is convenient for inclined hoisting of components of some prefabricated buildings, which is easy to operate and reduces the difficulty of hoisting operations.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is a schematic diagram of the use state of the hoisting part in the present invention;

Fig. 3 is the structural representation of hoisting part in the present invention;

Fig. 4 is the partial structural representation of hoisting part in the present invention;

Fig. 5 is a structural schematic diagram of the regulating part in the present invention;

Fig. 6 is a side view of the structure of the regulating part in the present invention.

In the picture:

1. The jib of the tower crane; 11. The first sling;

2. Hoisting department; 21. Truss; 211. Reinforcement plate; 2111. Through groove; 212. Guide rail; 22. Connecting plate; 23. Fixed ring; 24. Second sling; 25. Connecting piece; 251. Lifting ear; 252, connecting ring; 26, first motor; 27, double-headed screw; 28, adjustment part; 281, fixed plate; 282, vertical plate; 283, connecting block; 284, limit plate; 2841, guide groove; 285 , ear plate; 286, reel; 287, the second motor; 288, the third sling.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

This embodiment provides a technical solution:

Please refer to Figure 1-6, a hoisting device for fabricated building components, including a tower crane boom 1 and a hoisting part 2; the tower crane jib 1 is used to lift the hoisting part 2 to lift the components, and the tower crane The trolley of the arm 1 is provided with a first sling 11 for connecting the hoisting part 2; the hoisting part 2 is used for hoisting components and is arranged under the boom 1 of the tower crane; it includes two symmetrical trusses 21, Two connecting plates 22 are installed between the two trusses 21, and the connecting plates 22 and the trusses 21 are tightly welded, and fixing rings 23 are installed on both sides of the top surface of the upper truss 21, and the fixing rings 23 and the trusses 21 are tightly welded , the top of the truss 21 is provided with a connecting piece 25, the top of the connecting piece 25 is installed with the lifting lug 251 fixedly connected with the first sling 11, and the bottom end of the connecting piece 25 is equipped with two connecting rings 252, and the connecting ring 252 Tightly welded with the connecting piece 25, the second sling 24 is fixed between the connecting ring 252 and the corresponding fixing ring 23, and the two ends of the second sling 24 are connected and fixed with the connecting ring 252 and the fixing ring 23 respectively; Between the two trusses 21, a double-ended screw mandrel 27 is installed to rotate at the top, and a first motor 26 for driving the double-ended screw mandrel 27 to rotate is installed on the connecting plate 22 on one side, and the first motor 26 connects the connecting plate through a bolt. 22 fixed connection.

Specifically, two adjusting parts 28 that can move horizontally relative to each other are installed between the two trusses 21 . The adjustment part 28 comprises two symmetrical fixed plates 281, a vertical plate 282 is installed between the two fixed plates 281, a connecting block 283 threaded with the double-ended screw mandrel 27 is installed on the top of the fixed plate 281 above, and a connecting block 283 threaded on the lower one There is a gap on the fixed plate 281; both sides of the bottom surface of the fixed plate 281 below are equipped with a limit plate 284 that can slide against the outer wall of the truss 21, and the limit plate 284 is tightly welded to the fixed plate 281; the fixed plate below Two lugs 285 are installed on the top surface of 281, and the lugs 285 and the fixed plate 281 are tightly welded, and a reel 286 is installed in rotation between the two lugs 285, and the reel 286 is wound with a tool for lifting components. The third sling 288, and the third sling 288 passes through the gap; the second motor 287 for driving the reel 286 to rotate is installed on the ear plate 285 on one side, and the second motor 287 is fixedly connected to the ear plate 285 by bolts .

In this embodiment, the overall shape of the third sling 288 is Y-shaped, and the top end of the third sling 288 is fixed on the reel 286 by rivets. The Y-shaped design facilitates the fixing of the two bottom ends of the third sling 288 On the structural parts, with the third slings 288 on both sides, four points can be fixed on the structural parts, which improves the stability and reliability when hoisting the structural parts.

In this embodiment, guide grooves 2841 are provided on the two opposite side walls of the two limiting plates 284, and guide rails 212 are installed on the two side walls of the truss 21 below, and the guide rails 212 correspond to The guide groove 2841 is slidingly connected, and the setting of the guide rail 212 and the guide groove 2841 plays a role of guiding and limiting the horizontal movement of the adjustment part 28, ensuring the stability and fluency of the adjustment part 28 during movement.

In this embodiment, a rectangular cavity is provided on the truss 21, and the truss 21 is a finished product made of galvanized steel. The setting of the cavity can not only increase the structural strength of the truss 21, but also reduce the weight and Production materials, and galvanized steel material has better structural strength, which improves the structural strength of the hoisting part 2 and improves the stability during hoisting.

In this embodiment, the threads at both ends of the double-ended screw 27 are in opposite directions, and the two ends of the double-ended screw 27 are rotatably connected to the connecting plates 22 on both sides through bearings. When the double-ended screw 27 rotates, the two ends The two adjustment parts 28 on the side can move relative to each other synchronously, which is convenient for adjusting the horizontal position of the two adjustment parts 28, and can adjust the distance between the two third slings 288, which is convenient for hoisting components of different lengths.

In this embodiment, the connecting piece 25 and the connecting plate 22 are integrally formed, and both the connecting piece 25 and the connecting plate 22 are made of galvanized steel. This design can improve the stability of the connecting piece 25 and the connecting plate 22 performance and structural strength, and improve the reliability of the connection with the first sling 11.

In this embodiment, a reinforcement plate 211 is installed in the cavity, and a through groove 2111 is opened on the reinforcement plate 211. The arrangement of the reinforcement plate 211 is beneficial to increase the structural strength of the truss 21 and the structural strength of the hoisting part 2 .

In this embodiment, the fixed plate 281 and the vertical plate 282 are integrally formed, and both the fixed plate 281 and the vertical plate 282 are made of galvanized steel. This design can improve the structural stability and reliability of the adjustment part 28. Sex, which in turn makes the stability of hoisting components better.

What needs to be added is that the jib 1 of the tower crane in this embodiment is one of the main components of the tower crane, and the tower crane is the most commonly used lifting device on the construction site. The heavy arm, trolley and hoisting mechanism etc., after the heavy object is hoisted by steel cables, the trolley drives the heavy object to move horizontally. The above is the existing conventional technology, so it is not described in this embodiment; and In this embodiment, through the arrangement of the tower crane jib 1 and the first sling 11, etc., it is convenient to lift the hoisting part 2 and the components, and it is convenient to assemble the components.

It is worth noting that, the first motor 26 and the second motor 287 in this embodiment are existing conventional technologies, and will not be repeated here.

During specific use, the user first connects the power supply of the first motor 26, and the first motor 26 starts to work. The output shaft of the first motor 26 rotates to drive the double-ended screw 27 to rotate. 281 synchronous relative horizontal movement, when the adjustment part 28 moves to a suitable position, the user stops the power supply of the first motor 26, then the user turns on the power supply of the second motor 287 on one side, the second motor 287 starts to work, the second motor The rotation of the output shaft of 287 drives the reel 286 to rotate. With the rotation of the reel 286, the third sling 288 can be driven to move, and the height of the third sling 288 will change. When the third sling 288 moves to a suitable height, The user stops the power supply of the second motor 287, repeats the above steps, adjusts the height of the third sling 288 on the other side, and finally the user fixes the two bottom ends of the third sling 288 on both sides to the component parts respectively. , that is, the structural parts are lifted by the tower crane jib 1 and the first sling 11 to assemble the structural parts.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and those described in the above-mentioned embodiments and description are only preferred examples of the present invention, and are not intended to limit the present invention, without departing from the spirit and scope of the present invention. Under the premise, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. The utility model provides a hoist device of assembly type structure accessory, includes tower crane jib loading boom (1) and hoist and mount portion (2), its characterized in that:

the tower crane boom (1) is used for lifting the hoisting part (2) to hoist the hoisting accessory, and a load-carrying trolley of the tower crane boom (1) is provided with a first sling (11) for connecting the hoisting part (2);

the hoisting part (2) is used for hoisting the hoisting accessory and is arranged below the tower crane boom (1); the lifting device comprises two symmetrical trusses (21), two connecting plates (22) are installed between the two trusses (21), fixing rings (23) are installed on two sides of the top surface of the upper truss (21), a connecting piece (25) is arranged above the truss (21), lifting lugs (251) fixedly connected with first lifting ropes (11) are installed at the top end of the connecting piece (25), two connecting rings (252) are installed at the bottom end of the connecting piece (25), and second lifting ropes (24) are fixed between the connecting rings (252) and the corresponding fixing rings (23); a double-end screw rod (27) is rotatably arranged at the upper part between the two trusses (21), and a first motor (26) for driving the double-end screw rod (27) to rotate is arranged on the connecting plate (22) at one side; two adjusting parts (28) capable of moving horizontally relative to each other are also arranged between the two trusses (21).

2. The hoist device of prefabricated building component of claim 1, characterized in that: the adjusting part (28) comprises two symmetrical fixing plates (281), a vertical plate (282) is arranged between the two fixing plates (281), a connecting block (283) in threaded connection with the double-head screw rod (27) is arranged at the top end of the upper fixing plate (281), and a notch is formed in the lower fixing plate (281); and limiting plates (284) which can slide along the outer wall of the truss (21) are arranged on two sides of the bottom surface of the lower fixing plate (281).

3. The hoist device of fabricated building component according to claim 2, characterized in that: two ear plates (285) are installed on the top surface of the fixing plate (281) below, a winding drum (286) is rotatably installed between the two ear plates (285), a third sling (288) used for hoisting a component part is wound on the winding drum (286), and the third sling (288) penetrates through the notch; a second motor (287) for driving the reel (286) to rotate is arranged on the ear plate (285) on one side.

4. The hoist device of fabricated building component according to claim 3, characterized in that: the overall shape of the third sling (288) is Y-shaped, and the top end of the third sling (288) is fixed on the winding drum (286) through a rivet.

5. The hoist device of fabricated building component according to claim 2, characterized in that: two all seted up guide way (2841) on two relative lateral walls of limiting plate (284), the below all install guide rail (212) on the both sides wall of truss (21), and guide rail (212) and corresponding guide way (2841) sliding connection.

6. The hoist device of prefabricated building component of claim 1, characterized in that: the truss (21) is provided with a rectangular cavity, and the truss (21) is a finished product made of galvanized steel.

7. The hoist device of fabricated building component according to claim 1, characterized in that: the two ends of the double-head screw rod (27) are opposite in thread surrounding direction, and the two ends of the double-head screw rod (27) are rotatably connected with the connecting plates (22) on the two sides through bearings.

8. The hoist device of prefabricated building component of claim 1, characterized in that: the connecting piece (25) and the connecting plate (22) are of an integrally formed structure, and the connecting piece (25) and the connecting plate (22) are made of galvanized steel.

9. The hoist device of prefabricated building component of claim 6, characterized in that: and a reinforcing plate (211) is arranged in the cavity, and a through groove (2111) is formed in the reinforcing plate (211).

10. The hoist device of fabricated building component according to claim 2, characterized in that: the fixing plate (281) and the vertical plate (282) are of an integrally formed structure, and the fixing plate (281) and the vertical plate (282) are made of galvanized steel.

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