CN219489450U - Overhead wire tensioning winch - Google Patents

Abstract

The utility model belongs to the technical field of hoisting equipment, in particular to an overhead wire tensioning winch, which comprises a base, wherein two supporting frames and a driving motor are fixedly arranged at the top of the base, the tops of the two supporting frames are provided with the same roller, one end of the roller and an output shaft of the driving motor are respectively fixedly provided with a first fluted disc and a second fluted disc, the first fluted disc and the second fluted disc are sleeved with the same chain, and the first fluted disc and the second fluted disc are sleeved with the same protective cover.

Description

Overhead wire tensioning winch

Technical Field

The utility model relates to the technical field of hoisting equipment, in particular to an overhead wire tensioning winch.

Background

The hoist is a light and small hoisting device for hoisting or pulling heavy objects by winding steel wire ropes or chains by using reels, is also called a winch, can be used independently, can also be used as a component part in hoisting, road building, mine hoisting and other machines, is widely applied due to simple operation, large rope winding quantity and convenient displacement, and is an indispensable tool in overhead wire working.

However, in the existing equipment, a winding machine with a transitional structure is not provided, when winding wires are wound and unwound, the wires are easy to rub with a base of the equipment or a steel frame of the equipment, and the friction force between the object and the equipment can be increased due to the large weight of the wound object, so that the wires are easy to damage, and therefore, the overhead wire tensioning winding machine is provided.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an overhead wire tensioning winch.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the overhead wire tensioning winch comprises a base, two supporting frames and a driving motor are fixedly arranged at the top of the base, two same winding rollers are arranged at the top of the supporting frames, a first fluted disc and a second fluted disc are fixedly arranged at one end of each winding roller and an output shaft of the driving motor respectively, the same chain is sleeved on the first fluted disc and the second fluted disc, the same protective cover is sleeved outside the first fluted disc and the second fluted disc, and a transition structure is fixedly arranged at the top of the base.

As a further description of the above technical solution:

the transition structure includes the mount pad with base fixed connection, the top of mount pad is equipped with the recess, and the recess internal fixation is equipped with the slide bar, the activity is equipped with the slider on the slide bar, the fixed pole setting that is equipped with in top of slider, the fixed dead lever that is equipped with in one side of pole setting, one side that the pole setting was kept away from to the dead lever is equipped with first transition wheel, the both sides of pole setting are all fixed and are equipped with the mounting panel, two one side that the mounting panel kept away from mutually all is equipped with the sliding tray, two one side that the mounting panel is close to mutually all is equipped with the guide way, two all move about in the sliding tray is equipped with the sliding block, fixed being equipped with the spring on the bottom inner wall of sliding tray, the top of spring and the bottom fixed connection of sliding block, two one side that the sliding block is close to mutually is fixed and is equipped with the connecting rod, the connecting rod is kept away from the fixed guide block that is equipped with in one end of sliding block, two the activity is equipped with same second transition wheel between the guide block, two the top of guide block is fixed and is equipped with same spacing.

As a further description of the above technical solution:

limiting grooves are formed in the inner walls of the two sides of the groove, limiting blocks are fixedly arranged on the two sides of the sliding block, and the limiting blocks are matched with the limiting grooves.

As a further description of the above technical solution:

the two sides of the second transition wheel are fixedly provided with rotating shafts, and the two rotating shafts are respectively and movably connected with the two guide blocks.

As a further description of the above technical solution:

one side of the guide block, which is far away from the connecting rod, is provided with a mounting hole, a bearing is fixedly arranged in the mounting hole, the outer ring of the bearing is fixedly connected with the inner wall of the mounting hole, and the inner ring of the bearing is fixedly sleeved on the rotating shaft.

As a further description of the above technical solution:

the base and the two support frames are both made of stainless steel.

The utility model has the following beneficial effects:

1. compared with the prior art, the overhead wire tensioning winch has the advantages that the second transition wheels at the top and the vertical rod can be driven to move left and right according to the arrangement positions of the wires during paying off through the sliding blocks, the second transition wheels, the limiting frames, the vertical rods, the sliding rods and the like, the guiding effect can be achieved, the inclined rods and the first transition wheels can enable the wires to be far away from the equipment base and the peripheral steel frame of the equipment when being paid out, the wires are effectively prevented from being contacted and rubbed with the equipment, and the wires are protected from being damaged.

2. Compared with the prior art, the overhead wire tensioning winch has the advantages that the spring, the second transition wheel, the guide block, the connecting rod and other components are arranged, the guide wire applies pressure to the second transition wheel during the wire winding and unwinding, so that the second transition wheel moves up and down, the guide block is driven by the second transition wheel, the guide block drives the sliding block through the connecting rod, the sliding block extrudes the spring again, the compressible stroke of the spring is equal to the displaceable distance of the second transition wheel, and the buffer protection effect on the guide wire can be achieved.

Drawings

Fig. 1 is a schematic view of a first perspective three-dimensional structure of an overhead wire tensioning hoist according to the present utility model;

fig. 2 is a schematic view of a second perspective structure of the overhead wire tensioning hoist according to the present utility model;

FIG. 3 is a schematic perspective view of a transition structure in the overhead wire tensioning hoist according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of the portion a of the overhead wire tensioning hoist according to the present utility model.

Legend description:

1. a base; 2. a support frame; 3. a driving motor; 4. a roller; 5. a first toothed disc; 6. a second toothed disc; 7. a chain; 8. a protective cover; 9. a transition structure; 901. a mounting base; 902. a slide bar; 903. a slide block; 904. a vertical rod; 905. a diagonal rod; 906. a first transition wheel; 907. a mounting plate; 908. a sliding block; 909. a spring; 910. a connecting rod; 911. a guide block; 912. a second transition wheel; 913. and a limiting frame.

Detailed Description

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.

Referring to fig. 1 to 4, the overhead wire tensioning hoist provided by the present utility model: the novel rain-proof chain comprises a base 1, wherein two supporting frames 2 and a driving motor 3 are mounted on top bolts of the base 1, the base 1 and the two supporting frames 2 are made of stainless steel, the top of each supporting frame 2 is provided with a same roller 4, one end of each roller 4 and an output shaft of the driving motor 3 are respectively welded with a first fluted disc 5 and a second fluted disc 6, the first fluted disc 5 and the second fluted disc 6 are sleeved with the same chain 7, the first fluted disc 5 and the second fluted disc 6 are sleeved with the same protective cover 8, dust can be prevented from being attached to the chain 7 through the arrangement of the protective cover 8, and the chain 7 is prevented from being corroded by rainwater, so that a protective effect is achieved;

the top bolt of the base 1 is provided with a transition structure 9, the transition structure 9 comprises a mounting seat 901 connected with the base 1 through bolts, the top of the mounting seat 901 is provided with a groove, a slide bar 902 is welded in the groove, a slide block 903 is slidably mounted on the slide bar 902, limit grooves are formed in the inner walls of the two sides of the groove, limiting blocks are welded on the two sides of the slide block 903, the limit grooves and the limiting grooves are matched, the limiting blocks can not only play a limiting role, but also can improve the stability of the slide block 903 in moving, the top of the slide block 903 is welded with a vertical rod 904, one side of the vertical rod 904 is provided with an inclined rod 905, one side of the inclined rod 905, which is far away from the vertical rod 904, is provided with a first transition wheel 906, the inclined rod 905 and the first transition wheel 906 are arranged to enable wires to be far away from equipment, damage to the wires caused by friction with the equipment is prevented, two sides of the vertical rod 904 are provided with limiting grooves by bolts, sliding blocks are arranged on two sides of the two mounting plates 907, sliding blocks are slidably mounted in the two sliding grooves, a spring 909 is welded on the inner wall of the bottom of the sliding grooves, a connecting rod 909 is welded on the top of the sliding block, a connecting rod 908 is welded on the two sides of the sliding block, a connecting rod 912 is welded in the same side, two ends of the connecting rod is welded between the two connecting rods, and a connecting rod 912 is welded between the two connecting rods 912 are welded in the two connecting rods, and two connecting rods are welded between the two connecting rods, and two connecting rods are arranged in the connecting rods 912 are welded between the connecting rods, and one side of the connecting rods are arranged between the connecting rods and one side and two connecting rods are welded, and one side between the connecting rod and two connecting rods are arranged. The limiting frame 913 is arranged to prevent the wire from being separated from the second transition wheel 912 to hurt people.

Working principle: when the wire paying-off device is used, one end of a wire to be paid-off is passed through the second transition wheel 912, the wire is positioned above the second transition wheel 912, one end of the wire is pulled and passes through the lower part of the first transition wheel 906 on the diagonal rod 905, then the driving motor 3 is started, the driving motor 3 drives the second fluted disc 6, the second fluted disc 6 drives the chain 7, the chain 7 drives the first fluted disc 5, the first fluted disc 5 drives the winding roller 4 again, the winding roller 4 rotates to realize the paying-off function, one end of the wire is pulled and erected, and because the wire is distributed at different positions on the winding roller 4, the vertical rod 904 drives the sliding block 903 and the diagonal rod 905 to move left and right during paying-off, the wire applies pressure to the second transition wheel 912, so that the second transition wheel 912 moves up and down, the second transition wheel 912 drives the guide block 911, the guide block 911 drives the connecting rod 910, the sliding block 908 and the spring 909, and the second transition wheel 908 presses the spring 909 again.

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 (6)

1. High altitude overhead line stretch-draw hoist engine, including base (1), its characterized in that: the utility model discloses a base, including base (1) and base, support frame (2) and driving motor (3) are fixed to the top of base (1), two the top of support frame (2) is equipped with same roller (4), fixed first fluted disc (5) and second fluted disc (6) of being equipped with respectively on the output shaft of roller (4) one end and driving motor (3), the cover is equipped with same chain (7) on first fluted disc (5) and second fluted disc (6), first fluted disc (5) and second fluted disc (6) overcoat are equipped with same protection casing (8), the fixed transition structure (9) that is equipped with in top of base (1).

2. The overhead wire tensioning hoist of claim 1, wherein: the transition structure (9) comprises a mounting seat (901) fixedly connected with the base (1), a groove is arranged at the top of the mounting seat (901), a slide bar (902) is fixedly arranged in the groove, a sliding block (903) is movably arranged on the sliding rod (902), a vertical rod (904) is fixedly arranged at the top of the sliding block (903), an inclined rod (905) is fixedly arranged on one side of the vertical rod (904), a first transition wheel (906) is arranged on one side of the inclined rod (905) away from the vertical rod (904), the two sides of the vertical rod (904) are fixedly provided with mounting plates (907), one side of the two mounting plates (907) far away from each other is provided with a sliding groove, one side of the two mounting plates (907) near to each other is provided with a guide groove, sliding blocks (908) are movably arranged in the two sliding grooves, a spring (909) is fixedly arranged on the inner wall of the bottom of the sliding groove, the top of the spring (909) is fixedly connected with the bottom of the sliding block (908), a connecting rod (910) is fixedly arranged on one side of the two sliding blocks (908) close to each other, one end of the connecting rod (910) far away from the sliding block (908) is fixedly provided with a guide block (911), one second transition wheel (912) is movably arranged between the two guide blocks (911), and the tops of the two guide blocks (911) are fixedly provided with one limiting frame (913).

3. The overhead wire tensioning hoist of claim 2, wherein: limiting grooves are formed in the inner walls of the two sides of the groove, limiting blocks are fixedly arranged on the two sides of the sliding block (903), and the limiting blocks are matched with the limiting grooves.

4. The overhead wire tensioning hoist of claim 2, wherein: the two sides of the second transition wheel (912) are fixedly provided with rotating shafts, and the two rotating shafts are respectively and movably connected with the two guide blocks (911).

5. The overhead wire tensioning hoist of claim 4, wherein: one side of the guide block (911) far away from the connecting rod (910) is provided with a mounting hole, a bearing is fixedly arranged in the mounting hole, the outer ring of the bearing is fixedly connected with the inner wall of the mounting hole, and the inner ring of the bearing is fixedly sleeved on the rotating shaft.

6. The overhead wire tensioning hoist of claim 1, wherein: the base (1) and the two supporting frames (2) are both made of stainless steel.