CN105655017A - Water pressure-resistant drag chain cable of deep-water robot - Google Patents

The invention discloses a water pressure-resistant drag chain cable of a deep-water robot and relates to the field of cables. The water pressure-resistant drag chain cable comprises multiple metallized conductors, a water-blocking isolation layer, an insulating layer, an isolation layer, a filler, a first shielding layer, a second shielding layer and an outer protection layer, wherein the axial directions of the metallized conductors are parallel to each other; the water-blocking isolation layer wraps the metallized conductors independently; the insulating layer is extruded over the water-blocking isolation layer; the isolation layer wraps the insulating layer; the filler is arranged between the insulating layer and the isolation layer; the first shielding layer wraps the isolation layer; the second shielding layer is arranged on the outer-layer surface of the first shielding layer; and the outer protection layer is extruded over the second shielding layer. The water pressure-resistant drag chain cable of a deep-water robot disclosed by the invention can resist water pressure and has strong anti-jamming capability, wherein the cable can resist up to 6Mpa of water pressure and endure 10000000 times of bending circulation, and the service life of the cable is perfectly prolonged.

Deep water robot water pressure resistance drag chain cable

Technical field

The present invention relates to field of cables, it is specifically related to a kind of deep water robot water pressure resistance drag chain cable.

Background technology

Deep water robot is mainly used in the operations such as the installation of production system under water, debugging and maintenance, because it can replace artificial in long working under water in the waters of highly dangerous environment, contaminated environment and zero visibility, widely uses in the world at present.

Current You Lan deep water robot mainly provides power and the information of exchange by drag chain cable to robot, owing to deep water robot Working environment is dangerous, long-time operation in deep water, drag chain cable water pressure resistance, immunity from interference and work-ing life are required very high, if drag chain cable can not reach requirement, will directly have influence on the underwater operation of deep water robot.

Summary of the invention

For the defect existed in prior art, it is an object of the invention to provide a kind of can water pressure resistance, immunity from interference be strong and the deep water robot water pressure resistance drag chain cable of long service life.

For reaching above object, the technical scheme that the present invention takes is: a kind of deep water robot water pressure resistance drag chain cable, comprises,

Many metallizing conductors, and the axial direction due of many described metallizing conductors is parallel to each other;

Block water sealing coat, and it is wrapped on described metallizing conductor;

Insulation layer, its be extruded in described in block water on sealing coat;

Sealing coat, it is wrapped on described insulation layer;

Weighting material, it is located between described insulation layer and sealing coat;

First screen layer, it is wrapped on described sealing coat;

2nd screen layer, it is located on the outer surface of described first screen layer; And

Outer jacket, it is extruded on described 2nd screen layer.

On the basis of technique scheme, described in the sealing coat that blocks water be that insulation blocks water band.

On the basis of technique scheme, described insulation layer is low smoke and zero halogen terpolymer EP rubber.

On the basis of technique scheme, described sealing coat is low smoke and zero halogen white soft nonwoven.

On the basis of technique scheme, described weighting material is extrusion type low smoke and zero halogen terpolymer EP rubber or thermoplastic elastomer insulating material.

On the basis of technique scheme, described first screen layer is aluminium foil.

On the basis of technique scheme, described 2nd screen layer is zinc-plated copper wire organization level.

On the basis of technique scheme, described outer jacket is urethane.

On the basis of technique scheme, described metallizing conductor is 3, and is also provided with described weighting material between described insulation layer.

Compared with prior art, it is an advantage of the current invention that:

The deep water robot water pressure resistance drag chain cable of the present invention adopts metallizing conductor, and wrapped insulation on metallizing conductor blocks water band as the sealing coat that blocks water, it is extruded in the low smoke and zero halogen terpolymer EP rubber blocking water on sealing coat as insulation layer, wrapped low smoke and zero halogen white soft nonwoven on the insulating layer is as sealing coat, wrapped aluminium foil on sealing coat is as the first screen layer, the zinc-plated copper wire being woven on the first screen layer is made as outer jacket as the 2nd screen layer and the urethane being extruded on the 2nd screen layer, wherein also it is filled with weighting material between insulation layer and between insulation layer and sealing coat, the optional extrusion type low smoke and zero halogen terpolymer EP rubber of weighting material or thermoplastic elastomer insulating material. adopting the deep water robot water pressure resistance drag chain cable that this kind of structure is made, greatly high cable water pressure resistance and anti-interference ability, its water pressure resistance can reach 6Mpa, it is possible to stands 1,000 ten thousand bend cycles, well extends the work-ing life of cable.

Accompanying drawing explanation

Fig. 1 is the structural representation of deep water robot water pressure resistance drag chain cable in the present invention.

In figure: 1-metallizing conductor, 2-blocks water sealing coat, 3-insulation layer, 4-sealing coat, 5-weighting material, 6-first screen layer, 7-the 2nd screen layer, 8-outer jacket.

Embodiment

Below in conjunction with accompanying drawing, the present invention is described in further detail.

Shown in Figure 1, the present invention provides a kind of deep water robot water pressure resistance drag chain cable, and it comprises metallizing conductor 1, the sealing coat 2 that blocks water, insulation layer 3, sealing coat 4, weighting material 5, first screen layer 6, the 2nd screen layer 7 and outer jacket 8.

In the present invention, the quantity of metallizing conductor 1 is 3, and metallizing conductor 1 generally selects meticulous soft structure conductor, adopts special stranded technique to make, and the axial direction due of 3 metallizing conductors 1 is parallel to each other, and its monofilament external diameter is 0.08mm, and pitch diameter ratio is 8.

The sealing coat 2 that blocks water is wrapped on metallizing conductor 1, and the insulation of its material selection blocks water band, and the band Duplication that blocks water of insulating is not less than 25%.

Insulation layer 3 is extruded in and blocks water on sealing coat 2, its material selection extrusion type low smoke and zero halogen terpolymer EP rubber, and this aging front tensile strength of extrusion type low smoke and zero halogen terpolymer EP rubber is not less than 12.5N/mm², elongation is not less than 300%.

Sealing coat 4 is on the insulating layer 3 wrapped, and its material is low smoke and zero halogen white soft nonwoven, and this low smoke and zero halogen white soft nonwoven thickness is 0.06mm, and Duplication is 25%.

Weighting material 5 is filled between insulation layer 3 and between insulation layer 3 and sealing coat 4, it can be extruded by extrusion type low smoke and zero halogen terpolymer EP rubber or thermoplastic elastomer insulating material and form.

First screen layer 6 is wrapped on sealing coat 4, and selected materials is thickness is the aluminium foil of 0.05mm, and its Duplication is not less than 25%.

The zinc-plated copper wire of 2nd screen layer 7 for being woven on the first screen layer 6, its knitting tightness is more than 90%.

Outer jacket 8 is extruded on the 2nd screen layer 7, and selected materials is the urethane of protection against corrosion, mineral oil wear-resisting, resistance to, resistance to low temperature, acid and alkali-resistance, water-fast, ageing-resistant, uvioresistant, tear-resistant and fault offset.

Taking the deep water robot water pressure resistance drag chain cable that said structure is made, greatly high cable water pressure resistance and anti-interference ability, its water pressure resistance can reach 6Mpa, it is possible to stands 1,000 ten thousand bend cycles, well extends the work-ing life of cable.

The present invention is not limited to above-mentioned enforcement mode, for those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, and these improvements and modifications are also considered as within protection scope of the present invention. The content not being described in detail in this specification sheets belongs to the known prior art of professional and technical personnel in the field.