CN205709634U - The pendulum-type rope guide of hoist rope - Google Patents

Abstract

The utility model discloses a pendulum type rope arrangement device for hoisting steel wire ropes, which comprises a mounting bracket, a swing pulley assembly and a transition pulley assembly. The swing pulley assembly includes a swing pulley, a swing pulley frame and a counterweight, and the swing pulley frame includes two The pulley side plate, the first lug plate and the second lug plate, the lower end of the first lug plate is installed in the middle of the pulley side plate, the lower end of the second lug plate is installed in the rear end of the pulley side plate, and the swing pulley is installed in the pulley side plate The front end of the first lug plate and the lower part of the second lug plate are respectively provided with a first installation hole and a second installation hole; the two ends of the first fastening connector are respectively installed in the first installation hole and the second installation hole through bearings. The hole is connected to the mounting bracket through the first fastening piece; the upper part of the second lug plate is provided with a third mounting hole for installing a counterweight, and the counterweight drives the swing pulley to swing left and right. The utility model makes the swing pulley assembly swing left and right according to the different angles of the hoisting wire ropes in or out.

Description

Pendulum Rope Arranging Device for Hoisting Wire Rope

technical field

The utility model relates to a pendulum type rope arranging device for hoisting steel wire ropes, which belongs to the field of tower cranes.

Background technique

The national standard stipulates that the angle between the steel wire rope and the vertical plane of the drum axis is not more than 1.5°. Therefore, the rope arrangement is basically installed in the tower crane to meet the requirements. The rope arrangement devices currently on the market are all in the form of sliding friction of pulleys, so that the specifications of the wire ropes are arranged. Although the regular arrangement of the wire ropes on the lifting drum is satisfied and the service life of the wire ropes is improved, the sliding friction of the pulleys is easy to wear. If the rusted pulley is damaged, the pulley will not slide, which will affect the arrangement and service life of the wire rope. Increased maintenance costs.

Contents of the invention

In order to overcome some unsafe factors caused by the easy wear of the pulley of the existing tower crane rope arrangement device and the corrosion after wear, the utility model provides a simple structure, convenient installation, not easy to wear, and the pulley enters the rope with the hoisting wire rope and The pendulum type rope arrangement device of the hoisting wire rope that the angle of the rope can swing freely.

The technical scheme that the utility model adopts is:

The pendulum type rope arrangement device for hoisting wire ropes is characterized in that it includes a mounting bracket, a swing pulley assembly and a transition pulley assembly mounted on the mounting bracket, and the transition pulley assembly is installed above the swing pulley assembly;

The swing pulley assembly includes a swing pulley for passing the hoisting wire rope, a swing pulley frame and a counterweight, and the swing pulley frame includes two pulley side plates for installing the swing pulley, a first ear plate and The second ear plate, the lower end of the first ear plate is installed on the middle part of the pulley side plate, the lower end of the second ear plate is installed on the rear end of the pulley side plate, and the swing pulley is installed on the pulley side plate , and the lower parts of the first lug plate and the second lug plate are respectively opened with a first mounting hole and a second mounting hole for mounting the bearing, and the first mounting hole and the second mounting hole are located at the same level On the center line: the two ends of the first fastening connector are respectively installed in the first mounting hole and the second mounting hole through the bearings, and are connected to the mounting bracket through the first fastening connector ; The upper part of the second ear plate is provided with a third installation hole for installing a counterweight, and the counterweight is mounted on the third installation hole in cooperation with the second fastening connector. The counterweight drives the swing pulley to swing left and right through the swing pulley frame.

The transition pulley assembly includes two transition pulley side plates and a transition pulley, one end of the transition pulley side plate is installed with a transition pulley, and the other end is fixed on the mounting bracket.

The installation bracket includes a beam, a third ear plate connected to the first fastening connector, a mounting vertical bar, a connecting piece, and a connecting rod, and the beam, the mounting vertical bar, and the connecting rod are jointly enclosed to form an installation frame, The crossbeam is located above the installation frame, the two ends of the crossbeam are respectively installed with installation vertical rods, and the connecting rod is connected between the two installation vertical rods; the third ear plate is welded A fourth installation hole is opened on the beam and on the third ear plate, the fourth installation hole is used to connect with the first fastening connector, and the connector can be installed on the fourth Rotate in the hole; the connecting piece is fixed on the installation vertical bar and can be connected with other structural parts.

The installation bracket also includes a reinforcement plate, and there are two reinforcement plates, one side of the reinforcement plate is welded to one side of the transition pulley side plate, and the other side is welded to the cross beam.

The installation bracket also includes hanging plates for hoisting. There are two hanging plates, and the two hanging plates are respectively welded to the two ends of the beam.

The transition pulley assembly is welded at the center of the beam.

The center of the hole of the third ear plate is located on the same center line as the centers of the holes of the first ear plate and the second ear plate on the swing pulley frame.

A spacer for limiting the position of the swing pulley is installed on the end face of the second ear plate opposite to the counterweight.

When the utility model is used, it is only necessary to pass the hoisting wire rope through the swing pulley in the swing pulley assembly, and then pass through the transition pulley on the mounting bracket. The swing pulley assembly makes the swing The pulley assembly swings left and right according to the angle of the wire rope entering or exiting, so as to achieve the orderly arrangement of the wire rope winding and meet the requirements of the relevant wire rope entering and exiting angles.

The beneficial effects of the utility model are mainly manifested in that the structure is simple, and the angles of the ropes entering or exiting according to the different hoisting wire ropes. Make the swing pulley assembly can swing left and right.

Description of drawings

Fig. 1a and Fig. 1b are structural schematic diagrams of existing tower crane rope arranging devices.

Fig. 2a is a schematic view 1 of the state of the pendulum type rope arrangement device of the tower crane of the present invention.

Fig. 2b is a schematic diagram 2 of the state of the pendulum rope arrangement device of the tower crane of the present invention.

Fig. 3 is the overall structure diagram of the swing pulley assembly of the utility model.

Fig. 4a is a structural diagram of the side plate of the pulley on the swing pulley frame of the present invention.

Fig. 4b is a side view of the swing pulley assembly of the present invention.

Fig. 4c is a perspective view of the swing pulley assembly of the present invention.

Fig. 5a is an overall structural diagram of the mounting bracket of the present invention.

Fig. 5b is a partial side view of the mounting bracket of the present invention.

detailed description

Referring to Fig. 2a to Fig. 5b, the pendulum type rope arrangement device for hoisting wire ropes includes a mounting bracket 1, a swing pulley assembly 2 and a transition pulley assembly 3 installed on the mounting bracket 1, and the transition pulley assembly 3 is installed on the swing pulley block above piece 2;

The swing pulley assembly 2 includes a swing pulley 21 for threading the hoisting wire rope, a swing pulley frame 22 and a counterweight 23, and the swing pulley frame 22 includes two pulley side plates 221 for installing the swing pulley , the first ear plate 222 and the second ear plate 223, the lower end of the first ear plate 222 is installed in the middle of the pulley side plate 221, and the lower end of the second ear plate 223 is installed in the rear of the pulley side plate 221 The swing pulley 21 is mounted on the front end of the pulley side plate 221, and the lower parts of the first lug plate 222 and the second lug plate 223 are respectively provided with a first mounting hole 2221 and a second mounting hole 2221 for mounting the bearing 7. Mounting hole 2231, the first mounting hole 2221 and the second mounting hole 2231 are located on the same horizontal center line; the two ends of the first fastening connector 5 are respectively installed on the first mounting hole through the bearing 7 hole 2221 and the second installation hole 2231, and is connected to the installation bracket 1 through the first fastening connector 5; the upper part of the second ear plate 223 is provided with a third installation for installing the counterweight 23 hole 2232 , the counterweight 23 and the second fastening connector 6 are fitted in the third mounting hole 2232 , and the counterweight 23 drives the swing pulley 21 to swing left and right through the swing pulley frame 22 .

The transition pulley assembly 3 includes two transition pulley side plates 32 and a transition pulley 31 , one end of the transition pulley side plate 32 is installed with the transition pulley 31 , and the other end is fixed on the mounting bracket 1 .

The mounting bracket 1 includes a crossbeam 11, a third ear plate 12 connected to the first fastening connector 5, a mounting vertical rod 13, a connecting piece 4 and a connecting rod 14, the crossbeam 11, the mounting vertical rod 13 and The connecting rods 14 are jointly enclosed to form an installation frame, the crossbeam 11 is located above the installation frame, and installation vertical rods 13 are respectively installed under the two ends of the crossbeam 11, and two installation vertical rods 13 are connected with The connecting rod 14; the third ear plate 12 is welded on the beam 11 and the third ear plate 12 is provided with a fourth mounting hole, and the fourth mounting hole is used for The first fastening connector 5 is connected, and the first fastening connector 5 can rotate in the fourth installation hole; the connecting member 4 is fixed on the installation vertical rod 13 and can be connected with other structural components.

The mounting bracket 1 also includes a reinforcement plate 15, and there are two reinforcement plates 15, one side of the reinforcement plate is welded to one side of the transition pulley side plate, and the other side is welded to the cross beam superior.

The installation bracket 1 also includes a hanging plate 16 for hoisting, there are two hanging plates, and the two hanging plates are respectively welded to the two ends of the beam.

The transition pulley assembly 3 is welded at the center of the beam 11 .

The hole centers of the third ear plate 12 and the hole centers of the first ear plate 222 and the second ear plate 223 on the swing pulley frame 22 are located on the same center line.

A spacer 8 for limiting the position of the swing pulley is installed on the end surface of the second ear plate 223 opposite to the counterweight 23 .

When the utility model is used, it is only necessary to pass the hoisting wire rope through the swing pulley in the swing pulley assembly, and then pass through the transition pulley on the mounting bracket. The swing pulley assembly makes the swing The pulley assembly swings left and right according to the angle of the wire rope entering or exiting, so as to achieve the orderly arrangement of the wire rope winding and meet the requirements of the relevant wire rope entering and exiting angles.

The content described in the embodiments of this specification is only an enumeration of the implementation forms of the inventive concept, and the protection scope of the present utility model should not be regarded as limited to the specific forms stated in the embodiments, and the protection scope of the present utility model also extends to this invention Equivalent technical means that those skilled in the art can think of according to the concept of the utility model.

Claims (8)

1. The pendulum type rope arrangement device for hoisting steel wire ropes is characterized in that: it includes a mounting bracket, a swing pulley assembly and a transition pulley assembly mounted on the mounting bracket, and the transition pulley assembly is installed above the swing pulley assembly; The swing pulley assembly includes a swing pulley for passing the hoisting wire rope, a swing pulley frame and a counterweight, and the swing pulley frame includes two pulley side plates for installing the swing pulley, a first ear plate and The second ear plate, the lower end of the first ear plate is installed on the middle part of the pulley side plate, the lower end of the second ear plate is installed on the rear end of the pulley side plate, and the swing pulley is installed on the pulley side plate , and the lower parts of the first lug plate and the second lug plate are respectively opened with a first mounting hole and a second mounting hole for mounting the bearing, and the first mounting hole and the second mounting hole are located at the same level On the center line: the two ends of the first fastening connector are respectively installed in the first mounting hole and the second mounting hole through the bearings, and are connected to the mounting bracket through the first fastening connector ; The upper part of the second ear plate is provided with a third installation hole for installing the counterweight, and the counterweight is installed in the third installation hole in cooperation with the second fastening connector. The counterweight drives the swing pulley to swing left and right through the swing pulley frame. 2. The pendulum type rope arrangement device for hoisting wire ropes according to claim 1, characterized in that: the transition pulley assembly includes two transition pulley side plates and transition pulleys, and one end of the transition pulley side plates is installed The other end of the transition pulley is fixed on the mounting bracket. 3. The pendulum type rope arranging device for hoisting steel wire ropes according to claim 2, characterized in that: the installation bracket includes a beam, a third ear plate connected with the first fastening connector, a vertical rod for installation, a connecting Components and connecting rods, the crossbeams, installation vertical rods and connecting rods together form the installation frame, the crossbeams are located above the installation frame, and the installation vertical rods are respectively installed under the two ends of the crossbeams. The connecting rod is connected between the above-mentioned installation vertical bars; the third ear plate is welded on the beam and the third ear plate is provided with a fourth installation hole, and the fourth The installation hole is used to connect with the first fastening connector, and the connector can be rotated in the fourth installation hole, and the connector is fixed on the installation vertical rod, and can be connected with other structural parts. 4. The pendulum type rope arrangement device for hoisting steel wire ropes as claimed in claim 3, characterized in that: said mounting bracket further comprises a reinforcing plate, said reinforcing plate has two pieces, and one side of said reinforcing plate is welded On one side of the transition pulley side plate, the other side is welded on the cross beam. 5. The pendulum type rope arranging device for hoisting steel wire ropes as claimed in claim 4, characterized in that: said mounting bracket also includes a hanging plate for hoisting, said hanging plate has two pieces, and said two pieces The suspension plates are respectively welded to the two ends of the beam. 6. The pendulum type rope arrangement device for hoisting steel wire ropes according to claim 5, characterized in that: said transition pulley assembly is welded at the center of said beam. 7. The pendulum type rope arrangement device for hoisting steel wire ropes according to claim 6, characterized in that: the center of the hole of the third lug plate and the holes of the first lug plate and the second lug plate on the swing pulley frame The centers are on the same centerline. 8. The pendulum type rope arrangement device for hoisting steel wire ropes according to claim 7, characterized in that: a spacer for limiting the position of the swing pulley is installed on the end surface of the second ear plate opposite to the counterweight.