Flexible wear-resistant drag chain cable

Abstract

The utility model discloses a flexible wear-resistant drag chain cable, which comprises a wire core, the outer surface of the wire core is sleeved with a first fixing sleeve, the outer surface of the first fixing sleeve is fixedly connected with a plurality of spiral reinforcing wires, the outer surfaces of the spiral reinforcing wires are sleeved with a second fixing sleeve, the outer surface of the second fixing sleeve is sleeved with a high-strength fiber sleeve, and the outer surface of the high-strength fiber sleeve is fixedly connected with the first fixing sleeve. The outer surface of the high-strength fiber sleeve is sleeved with a cable sleeve, the outer surface of the cable sleeve is provided with a plurality of fixing grooves, the inner surfaces of the fixing grooves are movably connected with pulleys, the cable sleeve comprises a substrate layer, the outer surface of the substrate layer is fixedly connected with a first functional layer, and the first functional layer comprises a chloroprene rubber layer and a polyurethane layer. According to the utility model, through cooperation of the chloroprene rubber layer, the polyurethane layer, the nitrile rubber layer and the polyethylene layer, the wear resistance of the cable sleeve can be greatly increased, and the pulley is arranged in the fixing groove, so that the possibility of contact between the cable and the ground can be reduced, and the service life of the cable is greatly prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of drag chain cables, in particular to a flexible wear-resistant drag chain cable. Background Art

[0002] A drag chain cable is a cable that moves back and forth with the drag chain. It is mainly suitable for moving machines and equipment. Drag chain cables come in various specifications, and you can choose the appropriate drag chain cable for different purposes.

[0003] For example, the Chinese utility model provides "a flexible wear-resistant drag chain cable", and its announcement number is: CN215815239U, including a drag chain cable body and protrusions; the protrusions are evenly arranged around the outer side of the drag chain cable body; including: a connecting ring, installed on the left and right sides of the drag chain cable body, the interior of the drag chain cable body is provided with an insulating layer for isolating the conductor, and the interior of the insulating layer is provided with a conductor for conducting function; an outer sheath is arranged inside the drag chain cable body; a copper core wire is installed in the center of the inside of the drag chain cable body. The flexible wear-resistant drag chain cable is installed with marbles, protrusions, inner sheaths and outer sheaths. The marbles can buffer external forces, thereby preventing the drag chain cable body from being deformed under the action of external forces, and protecting the drag chain cable body. The installation of the inner sheath and the outer sheath can protect the drag chain cable body, and the drag chain cable body can be easily disassembled, and the operation is simple. The existing flexible wear-resistant drag chain cables replace the friction between the cable and the ground by setting a protruding structure, but the wear resistance of the protruding structure and the cable itself is poor, which makes it easy to wear during use, affecting the safety of use. Therefore, we propose a flexible wear-resistant drag chain cable. Utility Model Content

[0004] The purpose of the utility model is to provide a flexible wear-resistant drag chain cable, which has the advantage of good wear resistance and solves the problem that the existing flexible wear-resistant drag chain cable replaces the friction between the cable and the ground by setting a protruding structure, but the protruding structure and the cable itself have poor wear resistance, which makes it easy to wear during use and affects the safety of use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a flexible wear-resistant drag chain cable, comprising a wire core, the outer surface of the wire core is sheathed with a first fixed sleeve, the outer surface of the first fixed sleeve is fixedly connected with a plurality of spiral reinforcement wires, the outer surface of the spiral reinforcement wire is sheathed with a second fixed sleeve, the outer surface of the second fixed sleeve is sheathed with a high-strength fiber sleeve, the outer surface of the high-strength fiber sleeve is sheathed with a cable sleeve, the outer surface of the cable sleeve is provided with a plurality of fixed grooves, the inner surface of the fixed groove is movably connected with a pulley, the cable sleeve comprises a base layer, the outer surface of the base layer is fixedly connected with a first functional layer, the first functional layer comprises a chloroprene rubber layer and a polyurethane layer, the inner surface of the base layer is fixedly connected with a second functional layer, the second functional layer comprises a nitrile rubber layer and a polyethylene layer.

[0006] Preferably, the polyurethane layer is fixedly connected to the outer surface of the base layer, and an adhesive is provided between the chloroprene rubber layer and the polyurethane layer.

[0007] Preferably, the thickness of the chloroprene rubber layer is the same as that of the polyurethane layer, and the thickness of the first functional layer is the same as that of the base layer.

[0008] Preferably, the nitrile rubber layer is fixedly connected to the inner surface of the base layer, and an adhesive is provided between the nitrile rubber layer and the polyethylene layer.

[0009] Preferably, the thickness of the nitrile rubber layer is the same as the thickness of the polyethylene layer, and the thickness of the second functional layer is the same as the thickness of the first functional layer.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] The utility model can greatly increase the wear resistance of the cable sheath by cooperating the chloroprene rubber layer, the polyurethane layer, the nitrile rubber layer and the polyethylene layer, and can reduce the possibility of the cable contacting the ground by arranging the pulley in the fixed groove, thereby greatly increasing the service life of the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of the first functional layer of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the second functional layer of the utility model.

[0015] In the figure: 1, wire core; 2, first fixed sleeve; 3, spiral reinforcement wire; 4, second fixed sleeve; 5, high-strength fiber sleeve; 6, cable sleeve; 61, base layer; 62, first functional layer; 621, chloroprene rubber layer; 622, polyurethane layer; 63, second functional layer; 631, nitrile rubber layer; 632, polyethylene layer; 7, pulley; 8, fixing groove. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] See also Figure 1-3 A flexible wear-resistant drag chain cable comprises a wire core 1, the outer surface of the wire core 1 is sheathed with a first fixed sleeve 2, the outer surface of the first fixed sleeve 2 is fixedly connected with a plurality of spiral reinforcement wires 3, the outer surface of the spiral reinforcement wire 3 is sheathed with a second fixed sleeve 4, the outer surface of the second fixed sleeve 4 is sheathed with a high-strength fiber sleeve 5, the outer surface of the high-strength fiber sleeve 5 is sheathed with a cable sleeve 6, the outer surface of the cable sleeve 6 is provided with a plurality of fixed grooves 8, the inner surface of the fixed groove 8 is movably connected with a pulley 7, the cable sleeve 6 comprises a base layer 61, the outer surface of the base layer 61 is fixedly connected with a first functional layer 62, the first functional layer 62 comprises a chloroprene rubber layer 621 and a polyurethane layer 622, the inner surface of the base layer 61 is fixedly connected with a second functional layer 63, the second functional layer 63 comprises a nitrile rubber layer 631 and a polyethylene layer 632.

[0018] The polyurethane layer 622 is fixedly connected to the outer surface of the base layer 61 , and an adhesive is provided between the chloroprene rubber layer 621 and the polyurethane layer 622 .

[0019] The thickness of the chloroprene rubber layer 621 is the same as that of the polyurethane layer 622 , and the thickness of the first functional layer 62 is the same as that of the base layer 61 .

[0020] By providing the chloroprene rubber layer 621 and the polyurethane layer 622 , the wear resistance of the first functional layer 62 can be greatly increased.

[0021] The nitrile rubber layer 631 is fixedly connected to the inner surface of the base layer 61 , and an adhesive is provided between the nitrile rubber layer 631 and the polyethylene layer 632 .

[0022] The thickness of the nitrile rubber layer 631 is the same as that of the polyethylene layer 632 , and the thickness of the second functional layer 63 is the same as that of the first functional layer 62 .

[0023] By providing the nitrile rubber layer 631 and the polyethylene layer 632 , the wear resistance of the second functional layer 63 can be greatly increased.

[0024] When in use, the chloroprene rubber layer 621 has good hydrolysis resistance, UV resistance and thermal stability; the polyurethane layer 622 has the advantages of high hardness, good flexibility, good wear resistance and good oil resistance; the nitrile rubber layer 631 has the advantages of good oil resistance, chemical corrosion resistance and good wear resistance; the polyethylene layer 632 has the advantages of good heat resistance, bending resistance and good wear resistance; the chloroprene rubber layer 621, the polyurethane layer 622, the nitrile rubber layer 631 and the polyethylene layer 632 all have the advantage of good wear resistance.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flexible wear-resistant drag chain cable, comprising a wire core (1), characterized in that: The outer surface of the wire core (1) is sleeved with a first fixing sleeve (2), the outer surface of the first fixing sleeve (2) is fixedly connected with a plurality of spiral reinforcement wires (3), the outer surface of the spiral reinforcement wires (3) is sleeved with a second fixing sleeve (4), the outer surface of the second fixing sleeve (4) is sleeved with a high-strength fiber sleeve (5), the outer surface of the high-strength fiber sleeve (5) is sleeved with a cable sleeve (6), the outer surface of the cable sleeve (6) is provided with a plurality of fixing grooves (8), the inner surface of the fixing groove (8) is movably connected with a pulley (7), the cable sleeve (6) comprises a base layer (61), the outer surface of the base layer (61) is fixedly connected with a first functional layer (62), the first functional layer (62) comprises a chloroprene rubber layer (621) and a polyurethane layer (622), the inner surface of the base layer (61) is fixedly connected with a second functional layer (63), the second functional layer (63) comprises a nitrile rubber layer (631) and a polyethylene layer (632).

2. A flexible wear-resistant drag chain cable according to claim 1, characterized in that: The polyurethane layer (622) is fixedly connected to the outer surface of the base layer (61), and an adhesive is provided between the chloroprene rubber layer (621) and the polyurethane layer (622).

3. A flexible wear-resistant drag chain cable according to claim 1, characterized in that: The thickness of the chloroprene rubber layer (621) is the same as the thickness of the polyurethane layer (622), and the thickness of the first functional layer (62) is the same as the thickness of the base layer (61).

4. A flexible wear-resistant drag chain cable according to claim 1, characterized in that: The nitrile rubber layer (631) is fixedly connected to the inner surface of the base layer (61), and an adhesive is provided between the nitrile rubber layer (631) and the polyethylene layer (632).

5. A flexible wear-resistant drag chain cable according to claim 1, characterized in that: The thickness of the nitrile rubber layer (631) is the same as the thickness of the polyethylene layer (632), and the thickness of the second functional layer (63) is the same as the thickness of the first functional layer (62).

Images