CN210443302U - Anti-interference and anti-stretching cable for communication equipment - Google Patents

Abstract

The utility model relates to the technical field of cables, in particular to an anti-interference and anti-stretching cable for communication facilities, which comprises an outer sleeve hose, an outer protective sleeve and an inner protective sleeve, wherein the inner part of the outer sleeve hose is fixedly connected with the outer protective sleeve, and the inner part of the outer protective sleeve is provided with at least three inner protective sleeves in a running manner, the outer side of the outer sleeve hose is fixedly provided with a convex strip integrated with the outer sleeve hose, the inner side of the outer sleeve hose is fixedly connected with a soft layer positioned on the outer side of the outer protective sleeve, and; outer protective sheath is inboard and lie in the interior protective sheath outside and closely laminate and have outer shielding layer, and this kind of anti-interference stretch-proofing cable for communication facilities receives the extrusion when the cable, and the overcoat hose can receive pressure earlier, because it has the dashpot to open on the soft layer, so extruded pressure can make the overcoat hose deformation of dashpot department, but can directly not pass outer protective sheath to turn into deformation with one of them some extrusion force, reduce the pressure that receives.

Description

Anti-interference and anti-stretching cable for communication equipment

Technical Field

The utility model relates to the technical field of cables, specifically be a communication equipment is with anti-interference stretch-proofing cable.

Background

A cable is a cable that transmits telephone, telegraph, facsimile documents, television and radio programs, data and other electrical signals. The communication line is formed by twisting more than one pair of mutually insulated wires or conductors into a cable core and an outer sheath for protecting the cable core from moisture and mechanical damage. Compared with an overhead open wire, the communication cable has the advantages of large communication capacity, high transmission stability, good confidentiality and the like.

However, when the existing anti-interference and anti-stretching cable is used in communication equipment, when a foreign object extrudes the cable, the cable is easily deformed under pressure, and a lead in the cable is deformed, so that the normal use of the cable is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a communication facility is with anti-interference stretch-proofing cable to solve and to provide in the above-mentioned background art and extrude the messenger to the cable as the foreign object, the cable receives pressure and warp easily, and the inside wire of cable will warp, thereby influences the normal use of cable, just. When the cable is installed and used, the cable is subjected to tension, and if the tension is too large or is pulled for a long time, the cable is easy to break.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-interference and anti-stretching cable for a communication facility comprises an outer sleeve hose, an outer protective sleeve and inner protective sleeves, wherein the outer protective sleeve is fixedly connected inside the outer sleeve hose, at least three inner protective sleeves are arranged inside the outer protective sleeve in a penetrating manner, a convex strip integrated with the outer sleeve hose is fixed on the outer side of the outer sleeve hose, a soft layer is fixedly connected on the inner side of the outer sleeve hose and positioned on the outer side of the outer protective sleeve, and a buffer groove is formed in the soft layer; the utility model discloses a shield structure, including outer protective sheath, inner protective sheath, filler, anti-stretching layer, insulating cover, outer protective sheath inboard and lie in the inner protective sheath outside and closely laminate and have the outer shielding layer, and be equipped with the filler between outer shielding layer and the inner protective sheath, the filler middle part just is located fixedly connected with iron core between the inner protective sheath, and the inner protective sheath inboard meets the anti-stretching layer, the inboard closely laminating of anti-stretching layer has the inner shielding layer, and the inner shielding layer inboard meets the insulating cover, the conductor has been cup jointed in the insulating.

The utility model discloses further set up to: the inner side of the section of the outer protective sleeve is tightly connected with a rubber anti-corrosion layer, the inner side of the rubber anti-corrosion layer is tightly attached with a fluoroplastic anti-fracture layer, and the inner side of the fluoroplastic anti-fracture layer is tightly connected with a polyurethane waterproof layer.

The utility model discloses still further set up to: the number of the convex strips is at least five, and the convex strips are uniformly distributed outside the outer sleeve hose.

The utility model discloses still further set up to: the soft layer material is made by mixing rubber and plastic.

The utility model discloses still further set up to: the insulating sleeve is made of a high-density cross-linked polyethylene material, and the outer shielding layer and the inner shielding layer are tinned copper wire braided shielding layers.

The utility model discloses still further set up to: the filler is made of asbestos materials.

The utility model discloses still further set up to: the tensile layer is a net-shaped steel wire layer, the thickness of the tensile layer is 1mm, the tensile layer is distributed on the outer side of the conductor, and the diameter of the iron core is 5 mm.

The utility model has the advantages that: compared with the prior art, the method has the advantages that,

1. this kind of anti-interference stretch-proofing cable for communication facilities, when the cable received the extrusion, the overcoat hose can receive pressure earlier, because it has the dashpot to open on the soft layer, so extruded pressure can make the overcoat hose of dashpot department warp, but can directly not give outer protective sheath, thereby turn into deformation with one of them some extrusion force, reduce the pressure that the cable received, and soft layer material is made by rubber and plastics mixture, when pressure passes to soft layer from the overcoat hose, soft layer also can cushion pressure and unload the power, further reduce the pressure that the cable received, and then prevent cable compressive deformation, the sand grip can increase the friction between overcoat hose and the hand, conveniently spur the cable.

2. When tensile cable, will produce pulling force to the cable, through the stretch-proofing layer, the stretch-proofing layer distributes in the conductor outside, and then the stretch-proofing layer will share the pulling force that the conductor received, and the stretch-proofing layer is netted steel wire layer, thickness is 1mm, thereby be difficult to elongated and tear, the pulling force that the conductor received like this will reduce, and it has the iron core to distribute between the interior protective sheath, and the diameter of iron core is 5mm, also can stimulate the iron core of the inside in the pulling cable, the iron core also has fine tensile effect and difficult fracture, consequently, the iron core just can bear a part of pulling force, thereby can promote the whole tensile effect of cable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure of a conductor according to the present invention;

FIG. 3 is a schematic view of a partial structure of a rubber anti-corrosion layer of the present invention;

in the figure: 1-a flexible pipe is sleeved; 2-a softer layer; 3-convex strips; 4-a buffer tank; 5-an outer protective sleeve; 6-outer shielding layer; 7-a filler; 8-inner protective sleeve; 9-iron core; 10-a stretch resistant layer; 11-an inner shield layer; 12-an insulating sleeve; 13-a conductor; 14-a rubber anti-corrosion layer; 15-fluoroplastic fracture-resistant layer; 16-polyurethane waterproof layer.

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 "upper", "lower", "front", "rear", "left", "right", "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 only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-3, the present invention provides a technical solution: an anti-interference and anti-stretching cable for communication facilities comprises an outer casing hose 1, an outer protective casing 5 and an inner protective casing 8, wherein the inner part of the outer casing hose 1 is fixedly connected with the outer protective casing 5, at least three inner protective casings 8 are arranged in the outer protective casing 5 in a penetrating manner, a raised strip 3 integrated with the outer casing hose 1 is fixed on the outer side of the outer casing hose 1, a soft layer 2 is fixedly connected on the inner side of the outer casing hose 1 and positioned on the outer side of the outer protective casing 5, a buffer groove 4 is formed in the soft layer 2, the raised strips 3 are at least five in number and uniformly distributed outside the outer casing hose 1, the soft layer 2 is made of a mixture of rubber and plastic, when the cable is extruded, the outer casing hose 1 is firstly subjected to pressure, and because the buffer groove 4 is formed in the soft layer 2, the extruded pressure can deform the outer casing hose 1 at the position of the buffer groove 4 and cannot be directly, the pressure borne by the cable is reduced, the soft layer 2 is made of rubber and plastic in a mixed mode, when the pressure is transmitted to the soft layer 2 from the outer sleeved hose 1, the soft layer 2 can buffer and unload the pressure, the pressure borne by the cable is further reduced, the cable is further prevented from being deformed under the pressure, the protruding strips 3 can increase the friction between the outer sleeved hose 1 and the hand, and the cable can be pulled conveniently;

an outer shielding layer 6 is tightly attached to the inner side of the outer protective sleeve 5 and positioned on the outer side of the inner protective sleeve 8, a filler 7 is arranged between the outer shielding layer 6 and the inner protective sleeve 8, the middle of the filler 7 is fixedly connected with an iron core 9 positioned between the inner protective sleeve 8, the inner side of the inner protective sleeve 8 is connected with a stretch-resistant layer 10, the inner side of the stretch-resistant layer 10 is tightly attached with an inner shielding layer 11, the inner side of the inner shielding layer 11 is connected with an insulating sleeve 12, a conductor 13 is sleeved in the insulating sleeve 12, the stretch-resistant layer 10 is a net-shaped steel wire layer and is 1mm thick, the stretch-resistant layer 10 is distributed on the outer side of the conductor 13, the diameter of the iron core 9 is 5mm, the stretch-resistant layer 10 can share the tensile force borne by the conductor 13, the stretch-resistant layer 10 is a net-shaped steel wire layer and is 1mm thick, so that the stretch-resistant layer is difficult to be stretched, and can stimulate the iron core 9 of the inside when pulling the cable, the iron core also has fine tensile effect and difficult fracture, therefore iron core 9 just can bear a part of pulling force to can promote the whole tensile effect of cable.

For making the utility model discloses the structure is more reasonable, and as preferred, the inboard zonulae occludens in 5 sections of this embodiment outer protective sheath has rubber anti-corrosion coating 14, and protection outer protective sheath 5 is not corroded, and the inboard zonulae occludens of rubber anti-corrosion coating has fluoroplastics anticracking layer 15, and then outer protective sheath 5 is difficult for splitting, and fluoroplastics anticracking layer 15 inboard zonulae occludens has polyurethane waterproof layer 16, prevents that the cable is inside to intake.

Preferably, the insulating sleeve 12 is made of high-density cross-linked polyethylene material, and the outer shielding layer 6 and the inner shielding layer 11 are braided shielding layers of tinned copper wires, so that current interference is prevented when the cable works.

Preferably, the filler 7 is made of asbestos, and can fill the gap between the outer shield 6 and the inner protective sheath 8 to prevent the inner part from loosening.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although reference number 1-wrap hose is used more herein in the figures; 2-a softer layer; 3-convex strips; 4-a buffer tank; 5-an outer protective sleeve; 6-outer shielding layer; 7-a filler; 8-inner protective sleeve; 9-iron core; 10-a stretch resistant layer; 11-an inner shield layer; 12-an insulating sleeve; 13-a conductor; 14-a rubber anti-corrosion layer; 15-fluoroplastic fracture-resistant layer; 16-polyurethane waterproofing and the like, but does not exclude the possibility of using other terms; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (7)

1. The utility model provides a communication facility is with anti-interference stretch-proofing cable, includes outer protective sheath (5) and interior protective sheath (8) of overcoat hose (1), outer protective sheath (5) of inside fixedly connected with of overcoat hose (1), and outside protective sheath (5) inside run through be provided with three at least interior protective sheaths (8), its characterized in that: the outer side of the outer sleeved hose (1) is fixedly provided with a raised strip (3) integrated with the outer sleeved hose, the inner side of the outer sleeved hose (1) and positioned on the outer side of the outer protective sleeve (5) are fixedly connected with a soft layer (2), and a buffer groove (4) is formed in the soft layer (2); outer protective sheath (5) inboard is located protective sheath (8) outside and closely laminates and has outer shielding layer (6), and is equipped with filler (7) between outer shielding layer (6) and inner protective sheath (8), filler (7) middle part just is located fixed connection between inner protective sheath (8) has iron core (9), and inner protective sheath (8) inboard has connect stretch-proofing layer (10), stretch-proofing layer (10) inboard closely laminates and has inner shielding layer (11), and inner shielding layer (11) inboard has connect insulating cover (12), conductor (13) have been cup jointed in insulating cover (12).

2. The interference-proof, stretch-proof cable for communication facilities according to claim 1, wherein: the inner side of the section of the outer protective sleeve (5) is tightly connected with a rubber anti-corrosion layer (14), the inner side of the rubber anti-corrosion layer (14) is tightly attached with a fluoroplastic anti-fracture layer (15), and the inner side of the fluoroplastic anti-fracture layer (15) is tightly connected with a polyurethane waterproof layer (16).

3. The interference-proof, stretch-proof cable for communication facilities according to claim 1, wherein: the number of the convex strips (3) is at least five, and the convex strips are uniformly distributed outside the outer sleeve hose (1).

4. The interference-proof, stretch-proof cable for communication facilities according to claim 1, wherein: the soft layer (2) is made of a mixture of rubber and plastic.

5. The interference-proof, stretch-proof cable for communication facilities according to claim 1, wherein: the insulating sleeve (12) is made of a high-density cross-linked polyethylene material, and the outer shielding layer (6) and the inner shielding layer (11) are tinned copper wire braided shielding layers.

6. The interference-proof, stretch-proof cable for communication facilities according to claim 1, wherein: the filler (7) is made of asbestos materials.

7. The interference-proof, stretch-proof cable for communication facilities according to claim 1, wherein: the tensile-resistant layer (10) is a net-shaped steel wire layer, the thickness of the tensile-resistant layer is 1mm, the tensile-resistant layer (10) is distributed on the outer side of the conductor (13), and the diameter of the iron core (9) is 5 mm.

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