CN210325260U - High-strength armored cable - Google Patents

Abstract

The utility model discloses a high strength armoured cable mainly includes sheath, copper pipe steel core, shielding sleeve, steel cable and bush, the sheath inboard runs through and is provided with the bush, bush outer wall and sheath fixed connection, the bush inboard runs through and installs the inner sheath, runs through between inner sheath outer wall and the bush inner wall and installs the steel cable that the equidistance was arranged, and the steel cable outside is located to be filled between inner sheath outer wall and the bush inner wall and has sealed glue, the inner sheath inboard runs through and installs the shielding sleeve, shielding sleeve outer wall and inner sheath inside wall fixed connection, the inboard running through of shielding sleeve installs the band. The utility model has reasonable structure design, the armored cable adopts the mode of spirally winding the steel rope and is matched with the special internal conductor, the tensile capacity is strong, and the strength of the armor is ensured; and when using, through the inseparable high strength inner structure of appearance cooperation, when receiving external impact, self stability is strong.

Description

High-strength armored cable

Technical Field

The utility model relates to a cable specifically is a high strength armoured cable.

Background

The cable is an insulated conductor formed by arranging one or more mutually insulated conductive cores in a sealed sheath, each group of conductors are mutually insulated and usually twisted around a center, a high-insulation covering layer is wrapped outside the whole cable, a plurality of cables are erected in the air or are arranged underground or underwater, and the armored cable is formed by arranging different material conductors in a metal sleeve with an insulating material and is processed into a flexible solid assembly.

The existing armored cable is mostly in an arrangement mode that metal armored belts are coiled on the outermost side and are stacked, so that the tensile capacity is insufficient, and the armored strength is influenced; and when using, in order to avoid the cable to take place inner structure to damage because of suffering external force too big, need be when raising strength, increase inner structure self protective capacities under the unfavorable condition of armor protection.

Disclosure of Invention

An object of the utility model is to provide a high strength armoured cable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a high-strength armored cable mainly comprises a sheath, a copper pipe steel core, a shielding sleeve, a steel rope and a lining, a lining is arranged on the inner side of the sheath in a penetrating manner, the outer wall of the lining is fixedly connected with the sheath, an inner sheath is arranged on the inner side of the lining in a penetrating manner, steel ropes which are arranged at equal intervals are arranged between the outer wall of the inner sheath and the inner wall of the lining in a penetrating manner, sealant is filled between the outer wall of the inner sheath and the inner wall of the lining on the outer side of the, the inner side of the inner sheath is provided with a shielding sheath in a penetrating way, the outer wall of the shielding sheath is fixedly connected with the inner side wall of the inner sheath, a wrapping tape is arranged on the inner side of the shielding sleeve in a penetrating manner, the outer wall of the wrapping tape is fixedly connected with the inner wall of the shielding sleeve, a steel core is arranged on the inner side of the wrapping tape in a penetrating manner, a copper pipe is sleeved on the outer side of the steel core, the inner wall of the copper pipe is fixedly connected with the outer wall of the steel core, the outer wall of the copper pipe is wrapped with a PE sleeve, the outer side of the PE sleeve is sleeved with an insulating sleeve, and the inner wall of the insulating sleeve is fixedly connected with the outer wall of the PE sleeve.

As a further aspect of the present invention: the PE sleeve adopts mutually matched long strips with sector cross sections.

As a further aspect of the present invention: and filling glue is filled between the outer wall of the insulating sleeve and the inner wall of the wrapping tape.

As a further aspect of the present invention: the outer wall of the steel rope, the outer wall of the inner sheath and the inner wall of the lining are fixedly connected through glue by the sealant.

As a further aspect of the present invention: the steel rope is sleeved outside the inner sheath in a spiral winding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has reasonable structure design, the armored cable adopts the mode of spirally winding the steel rope and is matched with the special internal conductor, the tensile capacity is strong, and the strength of the armor is ensured; and when using, through the inseparable high strength inner structure of appearance cooperation, when receiving external impact, self stability is strong.

Drawings

Fig. 1 is a schematic structural diagram of a high-strength armored cable.

Fig. 2 is a schematic cross-sectional view of a high strength armored cable.

Fig. 3 is a right side view of a high strength armored cable.

In the figure: the cable comprises a sheath 1, a copper pipe 2, a steel core 5, a PE sleeve 6, an insulating sleeve 7, a wrapping tape 8, a shielding sleeve 9, filling glue 10, an inner sheath 11, a steel rope 12, sealing glue 13 and a lining 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, in an embodiment of the present invention, a high strength armored cable mainly includes a sheath 1, a copper pipe steel core 5, a shielding sheath 9, a steel cable 12 and a lining 14, wherein the lining 14 is disposed inside the sheath 1, the outer wall of the lining 14 is fixedly connected to the sheath 1, an inner sheath 11 is disposed inside the lining 14, the steel cable 12 is disposed between the outer wall of the inner sheath 11 and the inner wall of the lining 14, a sealant 13 is filled between the outer wall of the steel core 11 and the inner wall of the lining 14, the shielding sheath 9 is disposed inside the inner sheath 11, the outer wall of the shielding sheath 9 is fixedly connected to the inner wall of the inner sheath 11, a steel core 5 is disposed inside the shielding sheath 9, a copper pipe 2 is disposed outside the steel core 5 and the steel tape, the inner wall of the copper pipe 2 is fixedly connected with the outer wall of the steel core 5, the outer wall of the copper pipe 2 is wrapped by the PE sleeve 6, the outer side of the PE sleeve 6 is sleeved with the insulating sleeve 7, and the inner wall of the insulating sleeve 7 is fixedly connected with the outer wall of the PE sleeve 6.

The PE sleeve 6 adopts mutually matched fan-shaped cross section strips.

And filling glue 10 is filled between the outer wall of the insulating sleeve 7 and the inner wall of the wrapping tape 8.

The outer wall of the steel rope 12, the outer wall of the inner sheath 11 and the inner wall of the lining 14 are fixedly connected through glue by the sealant 13.

The steel rope 12 is sleeved outside the inner sheath 11 in a spiral winding mode.

The utility model discloses a theory of operation is:

the utility model relates to a high strength armoured cable, in use, because when carrying out data transmission, the electric current concentrates on the apparent lamina of conductor, the inside electric current is less in fact in the conductor, consequently make the resistance of conductor increase, make its loss power also increase, this phenomenon is called skin effect, adopt steel core 5 to make the inner core that the circular telegram utilization ratio is low, adopt copper product to make the outside copper pipe 2 that the circular telegram utilization ratio is high, the wire ability of copper product is stronger, can reduce the power loss of skin effect to data transmission, simultaneously the intensity and the rigidity of steel are more superior than the copper product, the cost is also lower, improve the service strength of device, it utilizes extensively when carrying out radio frequency transmission to notice this device, do not propose to use in low frequency video transmission, but current video transmission equipment adopts digital radio frequency signal transmission more, traditional analog video signal uses very fewly, the device has wide application range, can meet the use in most cases, the shielding sleeve 9 adopts the appearance of a thin-wall copper pipe for shielding protection, the steel rope 12 is sleeved outside the inner sheath 11 in a spiral winding mode, the self-protection capability of the device is further improved, compared with the traditional armor mode of winding rigid sheets, the strip-shaped steel sheets are overlapped, the tensile capability is insufficient, the tensile capability of the steel rope is stronger, the inner wires are wrapped by the high-strength PE sleeve 6, the appearance of the PE sleeve 6 is tightly matched, gaps are small, when external impact is received, the self-stability is strong, the inner wires are far separated, the mutual short circuit condition can not be caused under the impact of external force in a certain range, the armored cable adopts the spiral steel rope winding mode, is matched with the special inner wires, and has strong tensile capability, the strength of the armor is ensured; and when using, through the inseparable high strength inner structure of appearance cooperation, when receiving external impact, self stability is strong.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a high strength armoured cable, mainly includes sheath (1), copper pipe steel core (5), shield (9), steel cable (12) and bush (14), its characterized in that, sheath (1) inboard is run through and is provided with bush (14), bush (14) outer wall and sheath (1) fixed connection, bush (14) inboard is run through and is installed inner sheath (11), runs through between inner sheath (11) outer wall and bush (14) inner wall and installs steel cable (12) of equidistance range, and it has sealed glue (13) to lie in between inner sheath (11) outer wall and bush (14) inner wall in the steel cable (12) outside, shield (9) inboard is run through and is installed shield (9), shield (9) outer wall and inner sheath (11) inside wall fixed connection, shield (9) inboard is run through and is installed band (8), band (8) outer wall and shield (9) inner wall fixed connection, band (8) inboard runs through to install steel core (5), and steel core (5) outside cover is established and is installed copper pipe (2), copper pipe (2) inner wall and steel core (5) outer wall fixed connection, copper pipe (2) outer wall package is equipped with PE cover (6), and PE cover (6) outside cover is established and is installed insulating cover (7), insulating cover (7) inner wall and PE cover (6) outer wall fixed connection.

2. A high strength armoured cable according to claim 1 characterized in that said PE jacket (6) is provided with cooperating strips of sector cross-section.

3. The high-strength armored cable according to claim 1, wherein a filling adhesive (10) is filled between the outer wall of the insulating sheath (7) and the inner wall of the wrapping tape (8).

4. The high strength armored cable of claim 1, wherein the sealant (13) fixedly bonds the outer wall of the steel cord (12), the outer wall of the inner sheath (11) and the inner wall of the liner (14).

5. The high strength armored cable of claim 1, wherein the steel cords (12) are helically wound around the inner sheath (11).

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