CN218403376U - Three-pulley sliding block cable guide device - Google Patents

Abstract

The utility model discloses a three-pulley slider cable guide device, which is externally connected with a crane arm support and comprises a first traction rope, wherein the first traction rope is hung on a hook on the crane arm support and is tied on a rope buckle on the upper surface of a hanging object support; the side wall of the object hanging bracket is provided with a first traction rope pulley, a second traction rope is tied on the first traction rope pulley, the second traction rope is movably connected to a stabilizing assembly for maintaining the wind catching angle, and the crane arm support is provided with a guide rope. The utility model provides a for solve traditional cable wind loose pulley assembly, when the hoist goods, the goods can produce rocking by a wide margin, influences the problem of the steady operation of hoist.

Description

Three-pulley sliding block cable guide device

Technical Field

The utility model relates to a pylon cable wind technical field, in particular to three pulley slider fairleads cable device.

Background

The guy cable and the ground anchor jointly form a stabilizing system of the mast crane, and the existence of the stabilizing system is directly related to the safe operation of the mast crane. The traditional cable wind equipment purchased in the current wind field project is mainly composed of a crane arm support, a goods stabilizing winch and a steel wire rope, wherein the goods stabilizing winch respectively pulls the steel wire rope to bypass a pulley group fixed on the arm support and then is connected with a lifted object.

Chinese patent document patent publication No. CN214167162U discloses an adaptive cable wind system of a cable crane, which includes: a tower; the cable wind equipment comprises a front cable wind mechanism and a rear cable wind mechanism, wherein the front cable wind mechanism and the rear cable wind mechanism are oppositely arranged on two sides of the tower in the bridge direction. This device has the following drawbacks: when the goods are lifted, the goods may shake greatly, which affects the stable operation of the crane.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three pulley slider fairlead device can provide more stable support for the goods of hoisting, reduces rocking that the goods produced.

The technical scheme for realizing the purpose is as follows: a three-pulley slider cable guide device is externally connected with a crane arm support and comprises a first traction rope, wherein the first traction rope is hung on a hook on the crane arm support and tied on a rope buckle on the upper surface of a hanging object support; the side wall of the object hanging bracket is provided with a first traction rope pulley, a second traction rope is tied on the first traction rope pulley, the second traction rope is movably connected to a stabilizing assembly for maintaining the wind catching angle, and the crane arm support is provided with a guide rope.

Preferably, the stabilizing assembly comprises a base panel, an opening and closing panel, a guide rope pulley, two second traction rope pulleys, three rope blocking carrier rollers and a pin shaft, and a plurality of rope holes are formed in the base panel; one end of the opening and closing panel is hinged to the base panel; the other end of the opening and closing panel is fixed with the base panel through two pin shafts; a plurality of pin holes are formed in the opening and closing panel and the base panel, and the two pin shafts are located in the corresponding pin holes; a guide rope pulley, two traction rope pulleys and three rope blocking carrier rollers are arranged in the base panel; the guide rope and the second traction rope are positioned in the base panel; the guide rope penetrates through the two rope holes and is movably connected to the guide rope pulley; the second traction ropes penetrate through the rope holes and are movably connected to the first traction rope pulley and the two second traction rope pulleys.

Preferably, one side of each of the two rope blocking rollers positioned in the middle of the base panel is in contact with the guide rope, the other side of each of the two rope blocking rollers is in contact with the second traction rope, and the rope blocking roller positioned between the two second traction rope pulleys in the three rope blocking rollers is in contact with the second traction rope.

Preferably, wear-resisting sleeves are arranged on the three rope blocking carrier rollers.

Preferably, the plurality of cord holes are provided with a protective sleeve.

Preferably, the wear sleeve and the protective sleeve are made of a rubber material.

Preferably, the first traction rope, the second traction rope and the guide rope are made of steel wires.

Preferably, the article to be lifted is fixed on the article lifting bracket.

The utility model has the advantages that: the guide rope is movably connected to the guide rope pulleys, the second traction rope is movably connected to the first traction rope pulley and the two second traction rope pulleys, the crane boom drives the first traction rope and the object hanging bracket to move upwards, at the moment, the second traction rope drives the stabilizing assembly to move upwards along the guide rope, and the traction rope is always kept in an optimal state of an approximately horizontal position by depending on the pulley assembly moving upwards and downwards along with the object to be hung, so that the traction force is continuously stable, more stable support can be provided for the lifted goods, and the shaking of the goods is reduced;

articulated on the base panel have the one end of switching panel, and the other end of switching panel is fixed mutually with the base panel through two round pin axles, and two round pin axles are located the pin hole that corresponds, through two round pin axles of installation and dismantlement, can be free open or close the switching panel, open the switching panel can guide rope and second haulage rope easy to assemble, need not to dismantle whole fairlead subassembly, and the structure is exquisite, labour saving and time saving.

Drawings

FIG. 1 is a schematic diagram of the operation of the present invention;

figure 2 is a top view of the stabilizing assembly of the present invention;

fig. 3 is a cross-sectional view of the present invention.

In the figure: 1. a crane boom; 2. a first pull cord; 3. a hanging bracket; 4. a first pull rope pulley; 5. A second pull cord; 6. a stabilizing assembly; 7. a guide rope; 61. a base panel; 62. an opening and closing panel; 63. a guide rope pulley; 64. a second pull rope pulley; 65. a rope blocking supporting roller; 66. and (7) a pin shaft.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1-3, a three-pulley slider fairlead assembly includes a first pull cord 2, a hoist support 3, a first pull cord pulley 4, a second pull cord 5, a stabilizing assembly 6, and a guide cord 7.

A first traction rope 2 is hung on a hook on the crane boom 1, the first traction rope 2 is tied on a rope buckle on the upper surface of the hoisted object support 3, and the crane boom 1 hoists the hoisted object support 3 and a hoisted object through the first traction rope 2; the lateral wall of the object hanging bracket 3 is provided with a first traction rope pulley 4, a second traction rope 5 is tied on the first traction rope pulley 4, the stabilizing component 6 is movably connected to the second traction rope 5 and can maintain the wind-catching angle, the crane boom 1 is provided with a guide rope 7, and the guide rope 7 is fixed between the crane boom 1 and the ground to play a role in guiding.

The stabilizing assembly 6 comprises a base panel 61, an opening and closing panel 62, a guide rope pulley 63, two second traction rope pulleys 64, three rope blocking carrier rollers 65 and a pin shaft 66, wherein a plurality of rope holes are formed in the base panel 61; one end of an opening and closing panel 62 is hinged on the base panel 61; the other end of the opening and closing panel 62 is fixed to the base panel 61 by two pins 66, and the opening and closing panel 62 can be freely opened or closed by mounting and dismounting the two pins 66; the opening and closing panel 62 and the base panel 61 are provided with a plurality of pin holes, and two pin shafts 66 are positioned in the corresponding pin holes; the guide rope 7 and the second traction rope 5 can be conveniently installed by opening the opening and closing panel 62, the whole cable guide assembly does not need to be disassembled, the structure is exquisite, and time and labor are saved; a guide rope pulley 63, two traction rope pulleys 64 and three rope blocking carrier rollers 65 are arranged in the base panel 61; the guide rope 7 and the second traction rope 5 are positioned in the base panel 61; the guide rope 7 passes through the two rope holes and is movably connected to the guide rope pulley 63; second haulage rope 5 passes a plurality of rope holes swing joint on first haulage rope pulley 4 and two second haulage rope pulleys 64, and hoist lift is followed in direction rope pulley 63, two haulage rope pulleys 64 self-adaptation, need not to break off the operation and dismantles the adjustment position, can improve the efficiency of construction.

Two rope blocking carrier rollers 65 positioned in the middle of the base panel 61 in the three rope blocking carrier rollers 65 have one side in contact with the guide rope 7 and the other side in contact with the second traction rope 5, and the rope blocking carrier rollers 65 positioned between the two second traction rope pulleys 64 in the three rope blocking carrier rollers 65 are in contact with the second traction rope 5; be equipped with wear-resisting cover on the three rope bearing roller 65 that keeps off, can effectually prevent to extrude the winding each other between direction rope 7 and second haulage rope 5 or the second haulage rope 5, avoid excessive wearing and tearing, improve life.

The rope holes are provided with protective sleeves, so that damage to the protective guide rope 7 and the second traction rope 5 caused by friction is reduced; the wear-resistant sleeve and the protective sleeve are made of rubber materials; the first traction rope 2, the second traction rope 5 and the guide rope 7 are made of steel wires, have good toughness and can provide larger supporting force; the hoisted goods are fixed on the hoisted object bracket 3.

The working principle is as follows: before hoisting construction, the two pin shafts 66 fixed on the opening and closing panel 62 are taken out, the reversible opening and closing panel 62 is opened, the guide rope 7 and the second traction rope 5 penetrate through the plurality of rope holes, the opening and closing panel 62 is closed, the two pin shafts 66 are inserted into the pin holes, hoisting is started, the crane boom 1 drives the first traction rope 2 and the object hanging bracket 3 to move upwards, and at the moment, the second traction rope 5 drives the stabilizing component 6 to move upwards along the guide rope 7.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (8)

1. A three-pulley slider cable guide device is characterized in that an external crane boom (1) comprises a first traction rope (2), the first traction rope (2) is hung on a hook on the crane boom (1), and the first traction rope (2) is tied on a rope buckle on the upper surface of a lifting support (3); the lateral wall of lifting support (3) is equipped with first haulage rope pulley (4), system has second haulage rope (5) on first haulage rope pulley (4), and second haulage rope (5) swing joint is used for maintaining and holds stable subassembly (6) of wind angle, be equipped with direction rope (7) on crane boom (1).

2. The three-pulley sliding block cable guide device according to claim 1, wherein the stabilizing assembly (6) comprises a base panel (61), an opening and closing panel (62), a guide rope pulley (63), two second traction rope pulleys (64), three rope blocking rollers (65) and a pin shaft (66), and a plurality of rope holes are formed in the base panel (61); one end of the opening and closing panel (62) is hinged to the base panel (61); the other end of the opening and closing panel (62) is fixed with the base panel (61) through two pin shafts (66); a plurality of pin holes are formed in the opening and closing panel (62) and the base panel (61), and the two pin shafts (66) are located in the corresponding pin holes; a guide rope pulley (63), two traction rope pulleys (64) and three rope blocking carrier rollers (65) are arranged in the base panel (61); the guide rope (7) and the second traction rope (5) are positioned in the base panel (61); the guide rope (7) penetrates through the two rope holes and is movably connected to the guide rope pulley (63); the second traction ropes (5) penetrate through the rope holes and are movably connected to the first traction rope pulley (4) and the two second traction rope pulleys (64).

3. A three-pulley block fairlead according to claim 2, characterized in that two of said three rope-blocking idlers (65) located in the middle of said base panel (61) are in contact with said guide rope (7) on one side and said second traction rope (5) on the other side, and said rope-blocking idlers (65) located between two of said second traction rope pulleys (64) in said three rope-blocking idlers (65) are in contact with said second traction rope (5).

4. A three-pulley-block fairlead arrangement according to claim 2, characterized in that said three rope-blocking idlers (65) are provided with wear sleeves.

5. A three-pulley-block fairlead according to claim 2, characterized in that said plurality of rope holes are provided with a protective sheath.

6. A three-sheave-block-fairlead arrangement as claimed in claim 4, characterized in that the wear-resistant bushing and the protective bushing are made of rubber material.

7. A three-sheave block fairlead according to claim 1, characterized in that said first (2), second (5) and guide ropes (7) are made of steel wire.

8. A three-pulley block fairlead arrangement according to claim 1, characterized in that the hoisted goods are fixed to said hoisted goods support (3).

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