High-flexibility drag chain cable with sleeve structure

Abstract

The utility model discloses a high flexibility drag chain cable of sleeve structure, including wear-resistant sleeve, thermal insulation sleeve, protection sleeve, cable core and isolation sheath, isolation sheath is sleeved on the corresponding cable core outer cambered surface, the protection sleeve is fixed in the thermal insulation sleeve, wear-resistant sleeve is attached to the thermal insulation sleeve outer cambered surface, the inner wall of the protection sleeve is provided with rubber protection sleeve, and the rubber protection sleeve is fixed on the thermal insulation sleeve outer cambered surface. The plurality of groups of isolation sheaths are arranged in the rubber protection sleeve; a stabilizing assembly used for improving the connection stability of the isolation sheath and the rubber protection sleeve is arranged in the rubber protection sleeve. The limiting blocks are arranged on the outer arc surface of the isolation sheath, the filling layer is arranged between the isolation sheath and the rubber protection sleeve, and the positions of the limiting blocks and the rubber protection sleeve are fixed through the filling layer, so that sliding between the isolation sheath and the rubber protection sleeve is avoided, and the stability of the cable in the using process is enhanced; and the wear-resistant sleeve, the thermal insulation sleeve and the protective sleeve are arranged to protect the whole cable core, so that the service life of the whole cable is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable technical field, concretely is a high flexible towed chain cable of sleeve structure. BACKGROUND

[0002] Towed chain cable is a kind of high flexible cable, mainly used in the occasion where equipment unit needs to move back and forth, to prevent cable entanglement wear, pull off hang and scatter.It is usually placed in towed chain, to protect cable and prevent its wear when equipment moves back and forth.Towed chain cable is also called towed cable or tank chain cable, and its main characteristics include high flexibility and wear resistance, can keep stable work in the environment of frequent bending and movement;The use scene of towed chain cable includes industrial electronics, warehousing metallurgy, fire fighting hoisting and other fields, and these fields usually need cable to keep stable and protect when equipment moves;

[0003] The existing high flexible towed chain cable of sleeve structure cannot rebound well after frequent bending and twisting, so that the outer sheath of towed chain cable is prone to breakage and damage, the existing towed chain cable has poor tensile and torsional resistance, and the towed chain cable is also prone to breakage and damage after being frequently pulled, so that the service life of the existing towed chain cable is short;Therefore, we need to propose a high flexible towed chain cable of sleeve structure. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a kind of high flexible towed chain cable of sleeve structure, by setting limiting block in the outer camber of isolating sheath, and setting filling layer between isolating sheath and rubber protective sleeve, the position of limiting block and rubber protective sleeve is fixed by filling layer, to avoid sliding between isolating sheath and rubber protective sleeve, and wear-resistant sleeve, temperature isolation sleeve and protective sleeve are set to protect cable core as a whole, to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of high flexible towed chain cable of sleeve structure, including wear-resistant sleeve, temperature isolation sleeve, protective sleeve, cable core and isolating sheath, the cable core and isolating sheath are all provided with several groups, and several groups of isolating sheath are connected to the outer camber of corresponding cable core, the protective sleeve is fixedly arranged in temperature isolation sleeve, the wear-resistant sleeve is attached to the outer camber of temperature isolation sleeve, the inner wall of protective sleeve is provided with rubber protective sleeve, and several groups of isolating sheath are arranged in rubber protective sleeve.

[0006] The rubber protective sleeve is provided with a stabilizing assembly for improving the stability of the connection between the isolating sheath and the rubber protective sleeve.

[0007] Preferably, the stabilizing assembly comprises a filling layer and a limiting block, the limiting block is provided with a plurality of groups, the limiting blocks in the plurality of groups are fixedly arranged on the outer arc surface of the isolation sheath, and the filling layer is filled in the interior of the rubber protective sheath.

[0008] Preferably, a support column is arranged in the interior of the rubber protective sheath and between the plurality of groups of isolation sheaths, and the support column is in contact with the plurality of groups of isolation sheaths.

[0009] Preferably, the filling layer is polyurethane foam, and the filling layer is in contact with the isolation sheath, the support column and the limiting block.

[0010] Preferably, the inner layer of the wear-resistant sleeve is an armor layer, and the outer layer of the wear-resistant sleeve is an asphalt mat layer.

[0011] Preferably, the outer layer of the temperature insulation sleeve is a fluoroplastic layer, the fluoroplastic layer is in contact with the wear-resistant sleeve, and the inner layer of the temperature insulation sleeve is a polyvinyl chloride layer.

[0012] Preferably, the outer layer of the protective sheath is a steel belt sheath layer, the steel belt sheath layer is in contact with the temperature insulation sleeve, the inner layer of the protective sheath is a metal foil layer, and the metal foil layer is in contact with the rubber protective sheath.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The utility model discloses a limiting block is arranged on the outer arc surface of the isolation sheath, and a filling layer is arranged between the isolation sheath and the rubber protective sheath, the position of the limiting block and the rubber protective sheath is fixed through the filling layer, so that the sliding between the isolation sheath and the rubber protective sheath is avoided, and the stability of the cable during use is strengthened, and the wear-resistant sleeve, the temperature insulation sleeve and the protective sheath are arranged to protect the cable core as a whole, and the service life of the cable as a whole is improved.

[0015] Other features and advantages of the present application will be set forth in the following description of the application, and in part will become apparent to those skilled in the art upon examination of the following or can be learned by practice of the application. The objects and other advantages of the application can be realized and attained by the structure particularly pointed out in the written description and claims hereof. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic diagram of the utility model;

[0017] Figure 2 It is the whole structure explosion drawing of the utility model;

[0018] Figure 3 It is the whole structure cross section view of the utility model;

[0019] Figure 4The utility model discloses a temperature insulation sleeve and protective sleeve structure.

[0020] In the drawing: 1, wear-resistant sleeve; 2, temperature insulation sleeve; 3, protective sleeve; 4, cable core; 5, isolation sheath; 6, support column; 7, filling layer; 8, limiting block; 9, rubber protective sleeve; 10, fluoroplastic layer; 11, polyvinyl chloride layer; 12, steel belt sheath layer; 13, metal foil layer. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] The utility model provides: a kind of high flexibility drag chain cable of sleeve structure, as shown in Figures 1-4 The utility model discloses a temperature insulation sleeve and protective sleeve structure.

[0023] As preferred, rubber protective sleeve 9 is internally provided with a stabilizing assembly for improving the stability of the connection between isolation sheath 5 and rubber protective sleeve 9;The stabilizing assembly includes filling layer 7 and limiting block 8, limiting block 8 is provided with several groups, and several groups of limiting block 8 are fixedly arranged on the outer arc surface of isolation sheath 5;Filling layer 7 is filled in the interior of rubber protective sleeve 9, limiting block 8 is arranged as an inverted trapezoid, so that when filling layer 7 is filled between isolation sheath 5 and rubber protective sleeve 9, limiting block 8 is limited by filling layer 7, so as to limit isolation sheath 5 and rubber protective sleeve 9, and then avoid sliding between isolation sheath 5 and rubber protective sleeve 9, and then strengthen the stability of cable use process.

[0024] Specific, rubber protective sleeve 9 inside and between several groups of isolation sheath 5 is provided with support column 6, and support column 6 and several groups of isolation sheath 5 are in contact; the filling layer 7 is set to polyurethane foam, and the filling layer 7 is in contact with the isolation sheath 5, the support column 6 and the limiting block 8, the polyurethane foam has good sealing and mechanical properties, can be used to fill the gap in the cable, has lower bulk density and weight, can clear the irregular gap, the filling performance is good, so as to fill the rubber protective sleeve 9 inside through the filling layer 7, so as to ensure that the filling layer 7 is in contact with the isolation sheath 5, the support column 6 and the limiting block 8, and then avoid the sliding phenomenon.

[0025] Further, the inner layer of the wear-resistant sleeve 1 is provided with an armored layer, and the outer layer of the wear-resistant sleeve 1 is provided with an asphalt felt layer, the armored layer is mainly used for protecting the cable from external damage, and the commonly used types include steel belt armor and steel wire armor. For example, the steel belt armor is mainly used for compression resistance, and the steel wire armor is mainly used for tensile resistance, so as to strengthen the overall strength of the cable and avoid the cable from being broken during dragging. The asphalt felt layer is used for preventing the armored layer from being corroded, thereby improving the corrosion resistance of the cable.

[0026] Further, the outer layer of the temperature insulation sleeve 2 is provided with a fluoroplastic layer 10, and the fluoroplastic layer 10 is in contact with the wear-resistant sleeve 1, and the inner layer of the temperature insulation sleeve 2 is provided with a polyvinyl chloride layer 11. The polyvinyl chloride layer 11 has good flexibility and firmness, and has the effects of fireproofing, oilproofing and heat preservation. At the same time, the fluoroplastic layer 10 has the characteristics of high and low temperature resistance, water resistance and oil resistance, thereby improving the cold resistance and high temperature resistance of the cable, avoiding the cable from being cracked in a low temperature environment, and avoiding the internal temperature of the cable from being too high to melt the filling layer 7 in a high temperature environment, so that the cable is suitable for different temperature environments.

[0027] It is worth mentioning that the outer layer of the protective sleeve 3 is provided with a steel belt sheath layer 12, and the steel belt sheath layer 12 is in contact with the temperature insulation sleeve 2. The inner layer of the protective sleeve 3 is provided with a metal foil layer 13, and the metal foil layer 13 is in contact with the rubber protective sleeve 9. The steel belt sheath layer 12 is widely used in the cable protection layer, which can effectively prevent the cable from being mechanically damaged, and can also prevent electromagnetic wave and static electricity interference. The metal foil layer 13 has the effects of limiting electric field, preventing electromagnetic interference and homogenizing electric field, thereby improving the stability of the cable in the whole use process.

[0028] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A high-flexibility cable for a drag chain of a sleeve structure, characterized in that, It includes: wear-resistant sleeve (1), temperature insulation sleeve (2), protective sleeve (3), cable core (4) and isolation sheath (5), the cable core (4) and isolation sheath (5) are provided with several groups, and several groups of the isolation sheath (5) are connected and arranged on the outer arc surface of the corresponding cable core (4), the protective sleeve (3) is fixedly arranged in the temperature insulation sleeve (2), the wear-resistant sleeve (1) is attached to the outer arc surface of the temperature insulation sleeve (2), the inner wall of the protective sleeve (3) is provided with a rubber protective sleeve (9), and several groups of the isolation sheath (5) are arranged inside the rubber protective sleeve (9); The rubber protective sleeve (9) is provided with a stabilizing assembly for improving the connection stability of the isolation sheath (5) and the rubber protective sleeve (9).

2. A high-flexibility cable for a sleeve structure according to claim 1, characterized in that: The stabilizing assembly includes a filling layer (7) and a limiting block (8), the limiting block (8) is provided with several groups, and the limiting block (8) is fixedly arranged on the outer arc surface of the isolation sheath (5), and the filling layer (7) is filled in the rubber protective sleeve (9).

3. A high-flexibility wireline cable of the sock structure according to claim 2, characterized in that: The rubber protective sleeve (9) is provided with a support column (6) between the several groups of isolation sheaths (5), and the support column (6) is in contact with the several groups of isolation sheaths (5).

4. A high-flexibility wireline cable of the sock structure according to claim 3, characterized in that: The filling layer (7) is made of polyurethane foam, and the filling layer (7) is in contact with the isolation sheath (5), the support column (6) and the limiting block (8).

5. A high-flexibility cable for a sleeve structure according to claim 1, characterized in that: The inner layer of the wear-resistant sleeve (1) is made of an armored layer, and the outer layer of the wear-resistant sleeve (1) is made of an asphalt mat layer.

6. A high-flexibility wireline cable of the sock structure according to claim 1, characterized in that: The outer layer of the temperature insulation sleeve (2) is made of a fluoroplastic layer (10), and the fluoroplastic layer (10) is in contact with the wear-resistant sleeve (1), and the inner layer of the temperature insulation sleeve (2) is made of a polyvinyl chloride layer (11).

7. A high-flexibility cable chain of the sock structure according to claim 1, characterized in that: The outer layer of the protective sleeve (3) is made of a steel belt sheath layer (12), and the steel belt sheath layer (12) is in contact with the temperature insulation sleeve (2), and the inner layer of the protective sleeve (3) is made of a metal foil layer (13), and the metal foil layer (13) is in contact with the rubber protective sleeve (9).

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