CN201910268U

CN201910268U - Rubber sheathed flexible cable of reel for harbor machinery

Info

Publication number: CN201910268U
Application number: CN2010206865036U
Authority: CN
Inventors: 李永江; 陆云春
Original assignee: Jiangsu Yuanyang Dongze Cable Co Ltd
Current assignee: Jiangsu Yuanyang Dongze Cable Co Ltd
Priority date: 2010-12-29
Filing date: 2010-12-29
Publication date: 2011-07-27
Anticipated expiration: 2020-12-29

Abstract

The utility model discloses a rubber sheathed flexible cable of a reel for harbor machinery in the field of cables, which aims at solving the problem that the mechanical strength and the flexibility of a traditional cable can not be compromised, and comprises three layers of core wires. A first core wire layer, a second core wire layer and a third core wire layer are sequentially arranged from the inside to the outside, the first core wire layer is formed by arranging a plurality of concyclic insulated core wire conductors, each core wire conductor is respectively formed by twisting a plurality of tinned copper wires, the outsides of the core wire conductors are provided with insulating layers, an air clearance in the first core wire layer is provided with a rubber core reinforced by modified polypropylene fibre, the second core wire layer and the third core wire layer are both formed by arranging a plurality of concyclic insulated core wire conductors, the outside of the third core wire layer is provided with a halogen-free inner sheath, the outside of the halogen-free inner sheath is provided with an aramid fibre weaving layer, the outside of the weaving layer is pressed and wrapped with an outer sheath, and a halogen-free winding and wrapping belt is arranged between the three layers of core wires. The mechanical strength of the cable is reinforced by the rubber core, the flexibility of the cable is enhanced by a multi-layer structure, and the rubber sheathed flexible cable of the reel for the harbor machinery can be used in the harbor machinery.

Description

Port machine reel rubber sleeve flexible cable

Technical field

The utility model relates to a kind of cable, particularly a kind of port machine reel rubber sleeve flexible cable.

Background technology

Fast development along with China's water transportation industry, the dynamics of investment of port construction is progressively accelerated, riverine, coastal cargo throughput of port is risen progressively year by year, thereby driven harbour cargo handling equipment to scientific, the development of automation aspect is particularly active, emerged in large numbers all kinds of harbours loop wheel machine of many novel high-performances, because the needs of loop wheel machine operation principle, the motor power transmission line then needs frequent lifting in the loop wheel machine, be wound on back and forth on the reel of loop wheel machine, this just all has higher requirement to the flexibility and the mechanical strength of cable, in the prior art, a kind of naval vessel and ocean engineering high flexible cable are arranged, publication number is: CN201549253U, comprise the cored wire conductor of being made up of some tinned copper wires, tinned copper wire is divided into soft dried bundle, and the equidirectional stranded synnema of every Shu Zishen constitutes strand, all strand is twisted into cored wire conductor in the other direction again, and cored wire conductor is extruded with insulating barrier outward.Its weak point is: this cable has only extruded insulating barrier outside cored wire conductor, make that the mechanical strength of cable itself is low, and the power that stretched effect cable is fragile.

The utility model content

The purpose of this utility model is to provide a kind of port machine reel rubber sleeve flexible cable, makes cable machinery intensity height, and flexility is good.

For solving above technical problem, the utility model provides a kind of port machine reel rubber sleeve flexible cable, comprise first core-wire layer, described first core-wire layer is arranged by many concyclic cored wire conductors and is formed, every cored wire conductor of this layer is by some stranded the forming of tinned copper wire, cored wire conductor in first core-wire layer is provided with insulating barrier outward, the described first core-wire layer internal pore is provided with cotton synthetic fibre and strengthens eraser core, described first core-wire layer is coated with the Halogen twining package tape, and described Halogen twining package tape is outside equipped with second core-wire layer; Described second core-wire layer is arranged by many concyclic cored wire conductors and is formed, every cored wire conductor of this layer is by some stranded the forming of tinned copper wire, cored wire conductor in first core-wire layer is provided with insulating barrier outward, described second core-wire layer is coated with the Halogen twining package tape, and described Halogen twining package tape is outside equipped with the 3rd core-wire layer; Described the 3rd core-wire layer is arranged by many concyclic cored wire conductors and is formed, every cored wire conductor of this layer is by some stranded the forming of tinned copper wire, cored wire conductor in first core-wire layer is provided with insulating barrier outward, described the 3rd core-wire layer peripheral hardware has the Halogen inner sheath, the Halogen inner sheath is provided with aramid fiber braided layer outward, and braid is extruded with oversheath outward.

Compared with prior art, the beneficial effects of the utility model are: cotton synthetic fibre material has tension, and wear-resisting characteristic is provided with cotton synthetic fibre in the first core-wire layer internal pore and strengthens eraser core, has strengthened the anti-mechanical pulling force of cable, thereby has improved cable machinery intensity; The twining package tape that is provided with between three layers of heart yearn has avoided the friction between the cored wire conductor to cause cored wire conductor to jump silk, has further strengthened the pliability of cable; Be arranged on the outer Halogen inner sheath of three layers of heart yearn by the mode that extrudes, the Halogen inner sheath is outside equipped with aramid fiber braided layer, and the aramid fiber material has characteristics such as intensity height, high temperature resistant, corrosion-resistant, flexible, has further strengthened the mechanical strength of cable.The utility model can be used in the harbour machinery.

As improvement of the present utility model, described jacket material is low temperature resistant neoprene oversheath.Improve the mechanical strength of cable, made the utility model under-40 ℃ of environment, to work.

As further improvement of the utility model, the cored wire conductor in described first core-wire layer is twisted into by 77 tinned copper wires, and the cored wire conductor in second, third core-wire layer is by 65 stranded forming of tinned copper wire.

Description of drawings

Fig. 1 is the utility model structural representation.

Among the figure: 1 oversheath, 2 braids, 3 inner sheaths, 4 the 3rd core-wire layers, 5 second core-wire layers, 6 first core-wire layers, 7a cored wire conductor, 7b cored wire conductor, 7c cored wire conductor, 8 cotton synthetic fibres are strengthened eraser core, 9a twining package tape, 9b twining package tape, 10 insulating barriers, 10b insulating barrier, 10c insulating barrier.

Embodiment

As shown in Figure 1, be port machine reel rubber sleeve flexible cable, comprise first core-wire layer 6, first core-wire layer 6 is arranged by many concyclic cored wire conductor 7c and is formed, every cored wire conductor 7c of this layer is by some stranded the forming of tinned copper wire, and cored wire conductor 7c is provided with insulating barrier 10a outward, and first core-wire layer, 6 internal pores are provided with cotton synthetic fibre and strengthen eraser core 8, first core-wire layer 6 is coated with Halogen twining package tape 9a, and Halogen twining package tape 9a is outside equipped with second core-wire layer 5; Second core-wire layer 5 is arranged by many concyclic cored wire conductor 7b and is formed, every cored wire conductor 7b of this layer is by some stranded the forming of tinned copper wire, cored wire conductor 7b is provided with insulating barrier 10b outward, and second core-wire layer 5 is coated with Halogen twining package tape 9b, and Halogen twining package tape 9b is outside equipped with the 3rd core-wire layer 4; The 3rd core-wire layer 4 is arranged by many concyclic cored wire conductor 7a and is formed, every cored wire conductor 7a of this layer is by some stranded the forming of tinned copper wire, cored wire conductor 7a is provided with insulating barrier 10c outward, cored wire conductor 7c in first core-wire layer 6 is twisted into by 77 tinned copper wires, cored wire conductor 7b in second core-wire layer 5, cored wire conductor 7a in the 3rd core-wire layer 4 is by 65 stranded forming of tinned copper wire, the 3rd core-wire layer 4 peripheral hardwares have Halogen inner sheath 3, the Halogen inner sheath 3 outer aramid fiber braided layers 2 that are provided with, be extruded with oversheath 1 outside the braid 2, oversheath 1 material is low temperature resistant neoprene oversheath 1.

Cotton synthetic fibre is strengthened rubber and is had tension, and wear-resisting characteristic is provided with cotton synthetic fibre in first core-wire layer, 6 internal pores and strengthens eraser core 8, has strengthened the anti-mechanical pulling force of cable; Be arranged on the outer Halogen inner sheath 3 of three layers of heart yearn by the mode that extrudes, Halogen inner sheath 3 is outside equipped with aramid fiber braided layer 2, and the aramid fiber material has characteristics such as intensity height, high temperature resistant, corrosion-resistant, flexible, thereby has strengthened the mechanical strength of cable; Low temperature resistant neoprene overcoat makes cable to work under outdoor-40 ℃ environment.

In addition to the implementation, the utility model can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection range of the utility model requirement.

Claims

1. port machine reel rubber sleeve flexible cable, it is characterized in that: comprise first core-wire layer, described first core-wire layer is arranged by many concyclic cored wire conductors and is formed, every cored wire conductor of this layer is by some stranded the forming of tinned copper wire, cored wire conductor in first core-wire layer is provided with insulating barrier outward, the described first core-wire layer internal pore is provided with cotton synthetic fibre and strengthens eraser core, and described first core-wire layer is coated with the Halogen twining package tape, and described Halogen twining package tape is outside equipped with second core-wire layer;

Described second core-wire layer is arranged by many concyclic cored wire conductors and is formed, every cored wire conductor of this layer is by some stranded the forming of tinned copper wire, cored wire conductor in first core-wire layer is provided with insulating barrier outward, described second core-wire layer is coated with the Halogen twining package tape, and described Halogen twining package tape is outside equipped with the 3rd core-wire layer;

Described the 3rd core-wire layer is arranged by many concyclic cored wire conductors and is formed, every cored wire conductor of this layer is by some stranded the forming of tinned copper wire, cored wire conductor in first core-wire layer is provided with insulating barrier outward, described the 3rd core-wire layer peripheral hardware has the Halogen inner sheath, the Halogen inner sheath is provided with aramid fiber braided layer outward, and braid is extruded with oversheath outward.

2. port according to claim 1 machine reel rubber sleeve flexible cable is characterized in that: described jacket material is low temperature resistant neoprene oversheath.

3. port according to claim 1 and 2 machine reel rubber sleeve flexible cable is characterized in that: the cored wire conductor in described first core-wire layer is twisted into by 77 tinned copper wires, and the cored wire conductor in second, third core-wire layer is by 65 stranded forming of tinned copper wire.