CN210325242U - Composite buried armored cable - Google Patents

Abstract

The utility model discloses a compound ground armoured cable that buries mainly includes sheath, shielding ring, just cover, interior line and spiral support, just the cover inside jacket is established and is installed the neck bush, neck bush outer wall and just the cover inner wall fixed connection, the inboard cover of neck bush is established and is installed the shielding ring, shielding ring outer wall and neck bush outside fixed connection, the interior line that installs the equidistance and arrange is established to the inboard cover of shielding ring, interior line outer wall fixed mounting has insulating cover, the inboard cover of shielding ring is established and is installed the packing rope, and the packing rope staggers with interior line position each other, the heliciform recess has been seted up to just the cover outer wall, just the cover outside is located the groove department cover and is established and install spiral support, spiral support and just cover lateral wall fixed connection. The utility model has the advantages of reasonable design in structure, the cable uses the inside stable in structure of assurance that also can be long-term under local underground, and has bearing structure, and the interference killing feature is strong, and the tensile crack resistance ability is outstanding.

Description

Composite buried armored cable

Technical Field

The utility model relates to a cable specifically is a compound ground armoured cable that buries.

Background

The cable is an insulated wire formed by arranging one or more mutually insulated conductive wire cores in a sealed sheath, each group of wires are mutually insulated and usually twisted around one center, a high-insulation covering layer is wrapped outside the whole cable, the cable is erected in the air or arranged underground or underwater, in 1832 years, telegraph lines are buried underground by sars and Russian back-wood officers and officers, and the six wires are mutually insulated by rubber and then are placed in a glass tube, so that the earliest underground cable in the world is formed.

The existing underground cable is not protected enough, is easy to be pressed to deform to influence an internal structure, has poor internal anti-interference capacity, is not protected enough when transmitting signals, causes signal distortion, needs to be pulled vigorously at the end part when being laid, and penetrates the cable through a low embedded position, so that the anti-pulling crack capacity is very important.

Disclosure of Invention

An object of the utility model is to provide a compound ground armoured cable that buries 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:

the utility model provides a compound underground armoured cable, mainly includes sheath, shielding ring, just cover, interior line and spiral support, just the cover inside is overlapped and is established and install the neck bush, neck bush outer wall and just the cover inner wall fixed connection, the inboard cover of neck bush is established and is installed the shielding ring, shielding ring outer wall and neck bush outside fixed connection, the interior line of installing the equidistance range is established to the inboard cover of shielding ring, interior line outer wall fixed mounting has insulating cover, the inboard cover of shielding ring is established and is installed the packing rope, and the packing rope staggers each other with interior line position, the heliciform recess has been seted up to just the cover outer wall, just the cover outside is located groove department cover and is established and installs spiral support, spiral support and just cover lateral wall fixed connection, just cover and spiral support outer wall package are equipped with the sheath.

As a further aspect of the present invention: and the outer wall of the sheath is fixedly provided with a water dredging sleeve, and the water dredging sleeve is made of tetrafluoroethylene.

As a further aspect of the present invention: the inner side of the shielding ring is provided with soft gel, and the shielding ring, the filling rope and the outer wall of the insulating sleeve are fixedly connected through the soft gel.

As a further aspect of the present invention: and the inner side of the inner bushing is provided with a ground wire in a penetrating way.

As a further aspect of the present invention: the inner line is formed by copper wire twisting.

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

the utility model has the advantages of reasonable design in structure, the cable uses the inside stable in structure of assurance that also can be long-term under local underground, and has bearing structure, and the interference killing feature is strong, and the tensile crack resistance ability is outstanding.

Drawings

Fig. 1 is a schematic structural diagram of a composite buried armored cable.

Fig. 2 is a schematic cross-sectional view of a composite buried armored cable.

Fig. 3 is a right side view of a composite buried armored cable.

In the figure: the cable comprises a sheath 1, a shielding ring 2, a rigid sleeve 3, an inner lining 4, a filling rope 5, an insulating sleeve 6, an inner wire 7, soft gel 8, a water dredging sleeve 9, a ground wire 10 and a spiral support 11.

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. 1-3, in an embodiment of the present invention, a composite buried armored cable mainly includes a sheath 1, a shielding ring 2, a rigid sleeve 3, an inner wire 7 and a spiral support 11, an inner bushing 4 is sleeved in the rigid sleeve 3, the outer wall of the inner bushing 4 is fixedly connected with the inner wall of the rigid sleeve 3, the inner side of the inner bushing 4 is sleeved with a shielding ring 2, the outer wall of the shielding ring 2 is fixedly connected with the outer side of the inner bushing 4, inner wires 7 which are arranged at equal intervals are sleeved on the inner side of the shielding ring 2, an insulating sleeve 6 is fixedly arranged on the outer wall of each inner wire 7, the inner side of the shielding ring 2 is sleeved with a filling rope 5, the positions of the filling rope 5 and the inner wire 7 are staggered, the outer wall of the rigid sleeve 3 is provided with a spiral groove, a spiral support 11 is sleeved at the position, located at the groove, of the outer portion of the rigid sleeve 3, the spiral support 11 is fixedly connected with the side wall of the rigid sleeve 3, and the outer wall of the rigid sleeve 3 and the outer wall of the spiral support 11 are wrapped with a protective sleeve 1.

The outer wall of the sheath 1 is fixedly provided with a hydrophobic sleeve 9, and the hydrophobic sleeve 9 is made of tetrafluoroethylene.

The inner side of the shielding ring 2 is provided with soft gel 8, and the outer walls of the shielding ring 2, the filling rope 5 and the insulating sleeve 6 are fixedly connected through the soft gel 8.

The inner side of the inner bushing 4 is provided with a ground wire 10 in a penetrating way.

The inner wire 7 is formed by copper wire twisting.

The utility model discloses a theory of operation is:

the utility model relates to a composite buried armored cable, which carries out insulation protection on an inner wire 7 through an insulation sleeve 6, and adopts a shielding ring 2 to carry out internal signal shielding, carries out ground treatment through a ground wire 10, the shielding ring 2 adopts a copper strip to shield, thereby avoiding the external environment from influencing the definition degree of signal transmission, a filling rope 5 is arranged inside the shielding ring 2, when the cable is pulled, the pulling force is distributed on a plurality of filling ropes 5, thereby improving the tensile capacity of the cable, the cable is fixed into a whole through an inner bushing 4 and a soft gel 8, more uniformly sharing the acting force applied from the outside, ensuring the tensile capacity, carrying out armor protection through adopting a rigid sleeve 3, carrying out 360-degree support protection without dead angle through a high-tenacity spiral support 11, carrying out support protection on the inner wire 7, the cable adopts a corrosion-resistant hydrophobic layer under the local, and can also ensure the stable structure of the inner part for a long time when being used under the moist ground, and through the bearing structure of dual structure, protect inner structure, the interference killing feature is strong, when the transmission signal, is difficult for producing signal distortion phenomenon, and the tensile crack ability is outstanding, and is more stable when the assembly is used.

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 composite buried armored cable mainly comprises a sheath (1), a shielding ring (2), a rigid sleeve (3), an inner wire (7) and a spiral support (11), and is characterized in that the inner sleeve of the rigid sleeve (3) is provided with the inner bushing (4), the outer wall of the inner bushing (4) is fixedly connected with the inner wall of the rigid sleeve (3), the inner side of the inner bushing (4) is provided with the shielding ring (2), the outer wall of the shielding ring (2) is fixedly connected with the outer side of the inner bushing (4), the inner wire (7) which is arranged at equal intervals is sleeved on the inner side of the shielding ring (2), the outer wall of the inner wire (7) is fixedly provided with an insulating sleeve (6), the inner side of the shielding ring (2) is provided with the filling rope (5), the positions of the filling rope (5) and the inner wire (7) are staggered mutually, the outer wall of the rigid sleeve (3) is provided with a spiral groove, the spiral support (11) is sleeved on the outer portion of, the spiral support (11) is fixedly connected with the side wall of the rigid sleeve (3), and the outer walls of the rigid sleeve (3) and the spiral support (11) are wrapped with the protective sleeve (1).

2. The composite buried armored cable of claim 1, wherein the outer wall of the sheath (1) is fixedly provided with a water dredging sleeve (9).

3. The composite buried armored cable of claim 1, wherein the inner side of the shielding ring (2) is provided with a soft gel (8), and the soft gel (8) fixedly connects the shielding ring (2), the filling rope (5) and the outer wall of the insulating sleeve (6).

4. A composite buried armoured cable according to claim 1 characterized in that ground wire (10) is installed through the inside of the inner liner (4).

5. A composite buried armoured cable according to claim 1 characterized in that said inner wire (7) is formed by copper wire stranding.

Images