Wear-resistant and durable drag chain

CN224836044UActive Publication Date: 2026-10-09ECI HUIZHOU CABLE SCI & TECH CO LTD
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Patent Information

Application Number
CN202522185777.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-16
Publication Date
2026-10-09
Estimated Expiration
2035-10-16

AI Technical Summary

Technical Problem

[0003]现有拖链的内壁仅有一层无纺布,线束在拖链内没有保护并且直接与拖链的内壁相接触,使得拖链内的线束自然状态下是处于交叉和缠绕状态,没有固定,这就使得拖链的耐久性能和耐磨性能不佳

Benefits of technology

[0011]本产品生产和组装方便,增加了网管和定位扎带,可以提升耐低温性能、耐磨抗弯折能力及使用寿命,使得产品在性能上更有优势,从而适用于汽车内车载冰箱、汽车车门、抽拉柜等领域。

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of tow chain, concretely is a kind of tow chain with good wear resistance and durability, including tow chain body, wire harness, web pipe and positioning tie, wire harness is installed in tow chain body and both ends of wire harness are extended to the outside of tow chain body, web pipe is installed in the outside of wire harness, and positioning tie is installed at the wire harness of the both ends of tow chain body respectively.The product is convenient to produce and assemble, increases web pipe and positioning tie, can promote low temperature resistance, wear resistance and bending resistance and service life, so that product has more advantage in performance, thereby applicable to the field of car refrigerator, car door, pull-out cabinet etc.
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Description

Technical Field

[0001] This utility model relates to the field of cable chains, specifically a cable chain with good wear resistance and durability. Background Technology

[0002] Cable chains resemble tank tracks in shape and are composed of numerous interconnected units that can rotate freely. They are suitable for use in reciprocating motion applications and can provide traction and protection for internal cables, oil pipes, air pipes, water pipes, etc. They are widely used in CNC machine tools, electronic equipment, stone machinery, glass machinery, door and window machinery, injection molding machines, robotic arms, lifting and transportation equipment, automated warehouses, and more.

[0003] The inner wall of existing cable chains consists of only one layer of non-woven fabric. The cable bundles are not protected inside the cable chain and are in direct contact with the inner wall of the cable chain. This results in the cable bundles being in a state of crossing and tangling without being fixed, which leads to poor durability and wear resistance of the cable chain. Utility Model Content

[0004] To achieve the above objectives, this utility model provides a cable chain with good wear resistance and durability, which can solve the above problems. This utility model provides the following technical solution:

[0005] A wear-resistant and durable cable chain includes a cable chain body, a wire harness, a mesh tube, and positioning straps. The wire harness is installed inside the cable chain body, with both ends extending beyond the body. The mesh tube is installed on the outside of the wire harness. The positioning straps are installed at the wire harness ends of the cable chain body. The cable chain body has ample internal space, and the mesh tube ensures the wire harness is smooth and neat, thus increasing wear resistance and reducing tension on individual wires. During operation, the wire harness avoids direct contact with the inner wall of the cable chain body, preventing wear and jamming. The positioning straps secure the wire harness, preventing excessive movement during operation while maintaining slack when bending. This enhances the wear resistance of the wire harness and the cable chain body, improving operational stability and service life.

[0006] As a further embodiment of this utility model, the mesh tube is made of nylon material, which is readily available and has a mature manufacturing process.

[0007] As a further embodiment of this utility model: the cable chain body includes multiple connected links, and the number of links can be selected to suit working scenarios of different lengths.

[0008] As a further embodiment of this invention, the chain links are made of wear-resistant rubber.

[0009] As a further embodiment of this utility model, the network management system is installed on the outside of the wire harness in a woven manner.

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

[0011] This product is easy to manufacture and assemble. The addition of a mesh tube and positioning straps improves its low-temperature resistance, wear resistance, bending resistance, and service life, making it more competitive in performance and suitable for applications such as car refrigerators, car doors, and pull-out cabinets. Attached Figure Description

[0012] Figure 1 This is a schematic diagram of the structure of a conventional cable chain in an embodiment of this utility model.

[0013] Figure 2 This is a perspective view of a drag chain with good wear resistance and durability in an embodiment of this utility model.

[0014] In the diagram: 1. Wiring harness; 2. Network tube; 3. Cable drag chain body; 4. Positioning cable tie. Detailed Implementation

[0015] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0016] The specific implementation of this utility model will be described in detail below with reference to specific embodiments.

[0017] Example 1, see Figure 1-2 A wear-resistant and durable cable chain includes a cable chain body 3, a wire harness 1, a mesh tube 2, and positioning straps 4. The wire harness 1 is installed inside the cable chain body 3, with both ends extending outside the cable chain body 3. The mesh tube 2 is installed on the outside of the wire harness 1. The positioning straps 4 are installed at the wire harness 1 at both ends of the cable chain body 3. The internal space of the cable chain body 3 is ample and not congested. The mesh tube 2 ensures that the wire harness 1 inside the cable chain body 3 is smooth and neat, thereby increasing wear resistance and reducing the tension of individual wire harness 1. During operation, the wire harness 1 is prevented from directly contacting the inner wall of the cable chain body 3, thus preventing wear and jamming of the wire harness 1. The positioning straps 4 can fix the wire harness 1, preventing excessive movement of the wire harness 1 during operation, while also ensuring the slack of the wire harness 1 when bending. With the cooperation of these components, the wear resistance of the wire harness 1 and the cable chain body 3 can be enhanced, and the stability of operation and service life can be improved.

[0018] In one embodiment of this utility model, the network tube 2 is made of nylon material, which is readily available and has a mature manufacturing process.

[0019] In one embodiment of this utility model, the cable chain body 3 includes multiple connected links, and the number of links can be selected as needed to suit different lengths of working scenarios and meet different user needs.

[0020] In one embodiment of this utility model, the chain link is made of wear-resistant rubber, which is easy to process, has a certain bending performance, and has good performance.

[0021] In one embodiment of this utility model, the mesh tube 2 is installed on the outside of the wire harness 1 in a braided manner, which provides a strong connection and ensures the wear resistance of the wire harness 1 and the drag chain body 3.

[0022] It should be noted that, in this utility model, unless otherwise explicitly specified and limited, the terms "fixed," "set," etc., should be interpreted broadly. For example, they can refer to welded connections, bolted connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0023] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A cable chain with good wear resistance and durability, characterized in that, It includes a cable chain body, a wire harness, a mesh tube, and positioning cable ties. The wire harness is installed inside the cable chain body and both ends of the wire harness extend outside the cable chain body. The mesh tube is installed outside the wire harness, and the positioning cable ties are installed at the wire harnesses at both ends of the cable chain body.

2. The drag chain with good wear resistance and durability according to claim 1, characterized in that, The network tube is made of nylon material.

3. The drag chain with good wear resistance and durability according to claim 1 or 2, characterized in that, The network management system is installed externally on the wire harness using a programmed method.

4. The drag chain with good wear resistance and durability according to claim 1, characterized in that, The drag chain body comprises multiple interconnected links.

5. The drag chain with good wear resistance and durability according to claim 4, characterized in that, The links are made of wear-resistant rubber.