CN220265014U

CN220265014U - Pulley wire device of travelling crane cable

Info

Publication number: CN220265014U
Application number: CN202321596587.8U
Authority: CN
Inventors: 韦翔献; 戴万隆
Original assignee: Liuzhou Acid King Pump Manufacture Co ltd
Current assignee: Liuzhou Acid King Pump Manufacture Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-12-29
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses a pulley wire device of a travelling crane cable, which is used for traction of the cable and comprises a track beam, a main beam, wires, a pulley device and the cable; the wire is positioned below the track beam; the upper end of the pulley device is connected with the lead wire, and the lower end of the pulley device is connected with the cable; the crane hoist is positioned at the lower end of the main beam; the pulley device comprises a pulley, a pulley box and a box cover; the pulley box is opened downwards; the pulley is positioned in the pulley box; the pulley box is arranged on the lower end of the pulley box, the pulley device moves on the lead to drag the cable, the main beam can conveniently move on the track beam, paint can be prevented from adhering to the pulley when the pulley box and the pulley box cover of the pulley device are arranged to paint, the pulley is adhered to the lead, the phenomenon that the pulley cannot rotate is caused, and the pulley box is convenient to integrally install and convenient to operate.

Description

Pulley wire device of travelling crane cable

Technical Field

The utility model relates to the technical field of driving electric equipment, in particular to a pulley wire device of a driving cable.

Background

The travelling crane is commonly called as a crane such as a crane, a navigation vehicle, a crown block and the like, and is generally conductive by using a trolley wire.

A trolley line, also known as a trolley line, is a set of power transmission devices that supply power to a mobile device. The single-pole aluminum sliding contact wire, the single-pole copper sliding contact wire, the steel sliding contact wire, the multi-pole tubular sliding contact wire, the seamless sliding contact wire, the copper contact wire and other common sliding contact wires are mainly divided. Except that steel body wiping line belongs to unsafe wiping line, and the rest all belongs to safe wiping line, and power supply wiping line device can be used to electric block, electric beam type and electric single beam bridge crane.

For hoisting and transporting machinery, such as bridge cranes, portal cranes, double-beam cranes, single-beam cranes, electric hoists and the like, the power supply mode of a safety trolley line or a flexible cable is basically adopted.

Patent CN202022645144.6 discloses a safe and reliable's driving cable conductor slide wire device, including the track, be equipped with the driving on the track, the driving is connected with the cable conductor, orbital one end is equipped with the support, install the fixed pulley group on the support, the fixed pulley group below is equipped with the running block, the cable conductor deviates from the one end of driving is crisscross to be passed in proper order the first pulley of fixed pulley group with the second pulley of running block and be connected with external power supply equipment, just the quantity of first pulley is more than the quantity of second pulley. The device adopts the cable conductor to wear to establish on the assembly pulley, utilizes the removal of driving to receive and release the cable to supply power to the driving, although can avoid the wiping line to take place with the poor conductive phenomenon of conducting block contact, nevertheless the cable conductor pulls through a plurality of pulleys and encircles and supply power, through pulley elasticity cable conductor when receiving the cable conductor of discharging, causes the wearing and tearing of cable conductor easily.

And paint room adopts the driving to rise or carry the heavy object usually, but the driving adopts the wiping line to supply power, and when carrying out spraying work, paint is easy to adhere on the conducting block of wiping line, makes conducting block and brush, and contact failure between the wiping line, causes the phenomenon of striking sparks, phase failure, and the phenomenon of driving hoist tripping, even equipment trouble takes place.

Disclosure of Invention

The utility model aims to provide a pulley wire device of a travelling crane cable, which is convenient for moving a cable wire, high in safety, convenient to install and simple to operate, so as to solve the technical problems of phenomena of ignition, phase failure, tripping of travelling crane and electric hoist and equipment failure caused by poor contact between sliding contact wire equipment.

In order to solve the technical problems, the utility model adopts the following scheme:

a pulley wire device of a travelling crane cable is used for traction of the cable and comprises a travelling crane hoist, a track beam, a main beam, wires, pulley devices and the cable; the wire is positioned below the track beam; the upper end of the pulley device is connected with the lead wire, and the lower end of the pulley device is connected with the cable; the crane hoist is positioned at the lower end of the main beam;

the pulley device comprises a pulley, a pulley box and a box cover; the pulley box is opened downwards; the pulley is positioned in the pulley box; the box cover is positioned at the lower end of the pulley box. The pulley contacts with the wire and moves the cable, and pulley box and lid can avoid when carrying out the work of spraying paint, and paint gets into the adhesion on the pulley, leads to the pulley unable rotation.

Further, clamping blocks are arranged on two sides of the upper end of the box cover, and matched grooves are formed on two sides of the pulley box. The box cover is connected with the pulley box through the clamping block and the slot, so that the box cover is prevented from falling off when the cable is pulled.

Further, the pulley device comprises a connecting rope and a fixing strip; the upper end of the connecting rope is connected with the box cover, and the lower end of the connecting rope is connected with the fixing strip. After the cable is fixed by the fixing strip, the fixing strip is connected with the box cover through the connecting rope.

Furthermore, the fixing strip is provided with two layers, wherein the inner layer is made of a memory alloy steel sheet, and the outer layer is made of rubber. The memory alloy steel sheet is convenient to wind the cable for fixing, and the rubber avoids the cable from being cut by the memory alloy steel sheet, so that electric leakage is caused.

Further, the cable comprises a cable A and a cable B; the cable A is connected with the lead through the pulley device; one end of the cable B is connected with the main beam, and the other end is connected with the crane hoist. The cable A is used for supplying power to the main beam, and the cable B is connected with the main beam to supply power to the crane hoist.

Further, a cable collecting box is arranged below the lead; a motor is arranged at the front side of the cable collecting box; the cable collecting box is used for containing the cable A. The cable collecting box can store the cable A, the cable A is sent out when the motor rotates forward, the girder can move forward conveniently, and the girder moves backward to rotate reversely by the motor to store the cable A.

Further, the pulley device is provided with more than three pulley devices. More than three cables with different lengths can be conveniently fixed.

The working principle of the utility model is as follows:

the cable A is accommodated in the cable collecting box, when the cable collecting box is used, the cable A is fixed by the fixing strip of the pulley device, the pulley in the pulley box is contacted with a wire to move, the clamping block of the box cover is clamped on the groove of the pulley box, the box cover is arranged at the lower end of the pulley box, paint can be prevented from splashing in the process of spraying paint, the pulley device can be increased or decreased at will, the cable collecting box is suitable for cables with different lengths, when the main beam moves forwards, the motor rotates forwards or reversely, the cable A is discharged or retracted, the main beam can conveniently move on the track beam, the crane hoist moves on the main beam, the cable B is used for supplying power to the crane hoist, and the pulley device can also be used for fixing and pulling.

The beneficial effects of the utility model are as follows:

1. the utility model cancels the conductive mode of the sliding contact wire, and moves on the lead wire to drag the cable through the pulley device, and simultaneously, the arrangement of the pulley box and the box cover of the pulley device can avoid the phenomenon that paint adheres to the pulley when paint is sprayed, so that the pulley cannot rotate.

2. The fixing strip disclosed by the utility model uses the memory alloy steel sheet, so that the cable is convenient to fix and detach, and the rubber on the outer layer of the memory alloy steel sheet can avoid the phenomenon that the steel sheet cuts the cable to cause funnel electricity.

3. The cable collecting box is convenient for accommodating cables, the motor rotates forwards to pay out the cables, and the cable collecting box rotates reversely to accommodate the cables, so that the main beam can conveniently move forwards and backwards on the track beam.

4. The box cover is fixed on the pulley box through the grooving of the pulley box and the clamping block of the box cover, so that the pulley device is convenient to install and detach.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic view of a left-hand cross-sectional structure of the pulley device of the present utility model;

fig. 3 is a schematic cross-sectional elevation view of the pulley device of the present utility model.

In the figure: 1. driving hoist; 2. a rail beam; 3. a main beam; 4. a wire; 5. a pulley device; 501. a pulley; 502. a pulley box; 503 lid; 504. a connecting rope; 505. a fixing strip; 506. a clamping block; 507. slotting; 6. a cable; 601. a cable A; 602. a cable B; 7. a cable collection box; 701. and a motor.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The pulley wire device of the travelling crane cable is further described in detail below with reference to the accompanying drawings:

example 1: a pulley wire device of travelling crane cable for traction cable, its characterized in that: the device comprises a crane hoist 1, a track beam 2, a main beam 3, a wire 4, a pulley device 5 and a cable 6; the lead 4 is positioned below the track beam 2; the upper end of the pulley device 5 is connected with the lead 4, and the lower end is connected with the cable 6; the crane hoist 1 is positioned at the lower end of the main beam 3;

the pulley device 5 comprises a pulley 501, a pulley box 502 and a box cover 503; the pulley box 502 is opened downwards; the pulley 501 is located within the pulley box 502; the box cover 503 is located at the lower end of the pulley box 502.

The working principle of this embodiment is as follows:

when the pulley device is used, the cable 6 is fixed at the lower end of the pulley device 5, the pulley 501 in the pulley box 502 is contacted with the lead 4 to move, when the main beam 3 moves forwards, the cable 6 is pulled by the pulley device 5, the box cover 503 is arranged at the lower end of the pulley box 502, the pulley box 502 is sleeved on the lead 4, the box cover 503 is movably arranged on the lead 4, the crane hoist 1 moves on the main beam 3, and power is supplied to the crane hoist 1 by the cable 6.

Example 2: the difference from embodiment 1 is that the pulley means 5 comprises a connecting rope 504 and a fixing bar 505; the upper end of the connecting rope 504 is connected with the box cover 503, and the lower end is connected with the fixing strip 505; the fixing strip 505 is provided with two layers, wherein the inner layer is made of a memory alloy steel sheet, and the outer layer is made of rubber; two sides of the upper end of the box cover 503 are provided with clamping blocks 506, and two sides of the pulley box 502 are provided with matched grooves 507. After the memory alloy steel sheet of the fixing strip 505 is wound around the cable 6 to fix the cable 6, the memory alloy steel sheet is connected with the box cover 503 through the connecting rope 504, the box cover 503 is connected with the pulley box 502 through the clamping block 506 and the groove 507, when the cable 6 is prevented from being pulled, the box cover 503 falls off, and rubber prevents the memory alloy steel sheet from cutting the cable, so that electric leakage of the cable 6 is avoided.

The working principle of this embodiment is the same as that of embodiment 1.

Example 3: the difference from embodiment 2 is that the cable 6 includes a cable a601 and a cable B602; the cable a601 is connected with the lead wire 4 through the pulley device 5; one end of the cable B602 is connected with the main beam 3, one end of the cable B is connected with the crane hoist 1, and a cable collecting box 7 is arranged below the lead 4; a motor 701 is arranged at the front side of the cable collection box 7; the cable collection box 7 is used for accommodating the cable A601; the pulley device 5 is provided with six. The cable collecting box 7 can store the cable A601, and the motor 701 sends the cable A601 when rotating forward, so that the main beam 3 can conveniently move forward, and the motor 701 reversely rotates when the main beam 3 moves backward, so that the cable A601 is stored, the cable A601 is used for supplying power to the main beam 3, the cable B602 is connected with the main beam 3 to supply power to the travelling crane hoist 1, and the cable 6 is fixed by the six pulley devices 5, so that the traction is convenient.

The working principle of this embodiment is the same as that of embodiment 2.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A pulley wire device of travelling crane cable for traction cable, its characterized in that: comprises a crane hoist (1), a track beam (2), a main beam (3), a lead (4), a pulley device (5) and a cable (6); the lead (4) is positioned below the track beam (2); the upper end of the pulley device (5) is connected with the lead (4), and the lower end of the pulley device is connected with the cable (6); the crane hoist (1) is positioned at the lower end of the main beam (3);

the pulley device (5) comprises a pulley (501), a pulley box (502) and a box cover (503); the pulley box (502) is opened downwards; the pulley (501) is positioned in the pulley box (502); the box cover (503) is positioned at the lower end of the pulley box (502).

2. A pulley wire device for a travelling cable according to claim 1, wherein: the pulley device (5) comprises a connecting rope (504) and a fixing strip (505); the upper end of the connecting rope (504) is connected with the box cover (503), and the lower end is connected with the fixing strip (505).

3. A pulley wire device for a travelling cable according to claim 2, wherein: the fixing strip (505) is provided with two layers, wherein the inner layer is made of a memory alloy steel sheet, and the outer layer is made of rubber.

4. A pulley wire device for a travelling cable according to claim 2, wherein: clamping blocks (506) are arranged on two sides of the upper end of the box cover (503), and matched grooves (507) are formed on two sides of the pulley box (502).

5. A pulley wire device for a travelling cable according to claim 1, wherein: the cable (6) comprises a cable A (601) and a cable B (602); the cable A (601) is connected with the lead (4) through the pulley device (5); one end of the cable B (602) is connected with the main beam (3), and the other end is connected with the crane hoist (1).

6. A pulley wire device for a travelling cable according to claim 1, wherein: a cable collecting box (7) is arranged below the lead (4); a motor (701) is arranged at the front side of the cable collection box (7); the cable collection box (7) is used for containing the cable A (601).

7. A pulley wire device for a travelling cable according to claim 1, wherein: the pulley device (5) is provided with more than three pulley devices.