CN213211736U

CN213211736U - Communication cable with double-end connection type stretch-proofing structure

Info

Publication number: CN213211736U
Application number: CN202022448008.8U
Authority: CN
Inventors: 艾勇
Original assignee: Qingdao Tianhang Cable Co ltd
Current assignee: Qingdao Tianhang Cable Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-05-14
Anticipated expiration: 2030-10-29

Abstract

The utility model relates to a communication cable technical field specifically is a communication cable with stretch-proofing structure of double-end connection formula, including the even copper conductor of a plurality of distributions, the copper conductor comprises wire and No. two wire intertwine couplings, and the outside cover of copper conductor has insulating protective layer, and insulating protective layer outside is around having the package, has the tinfoil shielding layer around the outside cover of package, and tinfoil shielding layer outside cover has the inner sheath, and the outside cover of inner sheath has the tensile metal level, and the outside cover of tensile metal level has the oversheath. This communication cable with stretch-proofing structure of double-end hookup formula is divided to set to by a wire and No. two wires with the copper conductor, and a wire and No. two wire intertwine are joined, increase the tensile strength of copper conductor, need not the mutual transposition of insulating protective layer, avoid insulating protective layer friction damage, ensure the precision of communication, increase of service life, including the sheath outside be equipped with the tensile metal level, further increase the tensile strength of whole cable through the tensile metal level.

Description

Communication cable with double-end connection type stretch-proofing structure

Technical Field

The utility model relates to a communication cable technical field specifically is a communication cable with stretch-proofing structure of double-end joint formula.

Background

The communication cable is used for transmitting telephone, telegraph, fax document, television, broadcasting program, data and other electric signals, has the advantages of large communication capacity, high transmission stability, good confidentiality, little influence from natural conditions and external interference and the like, most of the existing communication cables are formed by twisting conducting wires wrapped with insulating covers, when the communication cables are used, the insulating covers rub against each other, abrasion is easily caused, the communication precision is influenced, meanwhile, the existing communication cables are poor in tensile property, and the conducting wires are easy to break and damage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a communication cable with stretch-proofing structure of double-end hookup formula 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 communication cable with stretch-proofing structure of double-end hookup formula, includes the even copper conductor of a plurality of distributions, the copper conductor comprises wire and No. two wire intertwine couplings, the outside cover of copper conductor has insulating protective layer, the outside solderless wrapped connection of insulating protective layer has around the package, be equipped with the ribbon around the inside insulating protective layer that is located of package, it has tin foil shielding layer to wrap outside cover of package, tin foil shielding layer outside cover has the inner sheath, the outside cover of inner sheath has the tensile metal layer, the outside cover of tensile metal layer has the oversheath.

Preferably, the first conducting wire and the second conducting wire are of the same structure.

Preferably, the insulating protective layer hugs closely on the copper conductor lateral wall, just the thickness dimension of insulating protective layer is 0.8mm-1.2mm, the utility model discloses in preferred 1.0 mm.

Preferably, hug closely on insulating protective layer lateral wall around the package, just the thickness dimension around the package is 0.2mm-0.6mm, the utility model discloses well preferred 0.4 mm.

Preferably, the tinfoil shielding layer is hugged closely around wrapping, just the thickness size of tinfoil shielding layer is 0.3mm-0.7mm, the utility model discloses well preferred 0.5 mm.

Preferably, the inner sheath hugs closely on the tinfoil shielding layer, just the thickness size of inner sheath is 0.8mm-1.2mm, the utility model discloses in preferred 1.0 mm.

Preferably, the tensile metal level is hugged closely on the inner sheath, just the thickness size of tensile metal level is 0.8mm-1.2mm, the utility model discloses well preferred 1.0 mm.

Preferably, the oversheath hugs closely on the tensile metal level, just the thickness size of oversheath is 1.5mm-2.5mm, the utility model discloses well preferred 2.0 mm.

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

this communication cable with stretch-proofing structure of double-end hookup formula, separately set the copper conductor to by a wire and No. two wires, and a wire and No. two wire intertwine the connection, increase the tensile strength of copper conductor, need not the mutual transposition of insulating protective layer simultaneously, can effectively avoid insulating protective layer friction damage, and then ensure the precision of communication, increase of service life, and including the sheath outside be equipped with the tensile metal level, further increase the tensile strength of whole cable through the tensile metal level.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the overall structure of the present invention;

fig. 3 is a schematic structural diagram of the middle copper wire of the present invention.

In the figure:

1. a copper wire; 10. a first conductive line; 11. a second lead;

2. an insulating protective layer;

3. binding a belt;

4. wrapping;

5. a tin foil shielding layer;

6. an inner sheath;

7. a tensile metal layer;

8. an outer sheath.

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", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but 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.

Referring to fig. 1-3, the present invention provides a technical solution:

a communication cable with a double-end connection type stretch-proofing structure comprises a plurality of copper wires 1 which are uniformly distributed, wherein each copper wire 1 is formed by mutually winding and connecting a first wire 10 and a second wire 11, an insulating protective layer 2 is sleeved outside each copper wire 1, the insulating protective layer 2 is tightly attached to the outer side wall of each copper wire 1, the insulating protective layer 2 is made of polyethylene, the thickness of the insulating protective layer 2 is 0.8-1.2 mm, 1.0mm is selected in the embodiment, the first wire 10 and the second wire 11 are mutually wound and connected, the tensile strength of each copper wire 1 is increased, meanwhile, the insulating protective layers 2 are not required to be mutually twisted, the friction and damage of the insulating protective layers 2 can be effectively avoided, the communication precision is further ensured, and the service life is prolonged; the outside of insulating protective layer 2 has been around having connect around package 4, winds package 4 and adopts polyester film to make, hugs closely on insulating protective layer 2 lateral wall around package 4, and the thickness dimension around package 4 is 0.2mm-0.6mm, selects to use 0.4mm in this embodiment, through playing the constraint fixed action to insulating protective layer 2 around package 4.

In the embodiment, the tin foil shielding layer 5 is sleeved outside the wrapping 4, the tin foil shielding layer 5 is tightly attached to the wrapping 4, the thickness of the tin foil shielding layer 5 is 0.3mm-0.7mm, 0.5mm is selected in the embodiment, and the tin foil shielding layer 5 shields the influence of external electromagnetic signals on the copper wire 1, so that the accuracy of communication is ensured; the outer cover of tinfoil shielding layer 5 has inner sheath 6, and inner sheath 6 adopts the polyethylene to make, and inner sheath 6 hugs closely on tinfoil shielding layer 5, and the thickness size of inner sheath 6 is 0.8mm-1.2mm, selects 1.0mm in this embodiment, carries out the insulation protection to tinfoil shielding layer 5 through inner sheath 6.

In addition, be equipped with ribbon 3 around 4 inside being located between the insulating protective layer 2 of package, be convenient for when using, will stretch out through ribbon 3 and tighten fixedly around 1 of copper conductor outside 4 of package.

Furthermore, a tensile metal layer 7 is sleeved outside the inner sheath 6, the tensile metal layer 7 is tightly attached to the inner sheath 6, the thickness of the tensile metal layer 7 is 0.8mm-1.2mm, 1.0mm is selected in the embodiment, and the tensile strength of the whole cable is further increased through the tensile metal layer 7; an outer sheath 8 is sleeved outside the tensile metal layer 7, the outer sheath 8 is made of polyethylene, the outer sheath 8 is tightly attached to the tensile metal layer 7, the thickness of the outer sheath 8 is 1.5mm-2.5mm, 2.0mm is selected in the embodiment, and the whole cable is insulated and protected.

Specifically, the first lead 10 and the second lead 11 have the same structure, so that the production and the manufacture are convenient.

When the communication cable with the double-end connection type tensile-resistant structure is used, a worker firstly checks the integrity of the communication cable and whether the connection is firm at each position; in the use process, the first lead 10 and the second lead 11 are mutually wound and connected, so that the tensile strength of the copper lead 1 is increased, and meanwhile, the insulation protective layers 2 are not required to be mutually twisted, so that the friction damage of the insulation protective layers 2 can be effectively avoided; meanwhile, the tensile strength of the whole cable is further increased through the tensile metal layer 7, and the cable is prevented from being excessively stretched to break and damage.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a communication cable with tensile structure of double-end hookup formula which characterized in that: including even copper conductor (1) of a plurality of distributions, copper conductor (1) is formed by a wire (10) and No. two wires (11) intertwine connection, copper conductor (1) outside cover has insulating protective layer (2), insulating protective layer (2) outside wire-wrapping has around package (4), be equipped with ribbon (3) around package (4) inside being located between insulating protective layer (2), the outside cover has tinfoil shielding layer (5) around package (4), tinfoil shielding layer (5) outside cover has inner sheath (6), the outside cover of inner sheath (6) has tensile metal level (7), tensile metal level (7) outside cover has oversheath (8).

2. The communications cable with a double-ended, hitched, stretch resistant construction according to claim 1, wherein: the first conducting wire (10) and the second conducting wire (11) are of the same structure.

3. The communications cable with a double-ended, hitched, stretch resistant construction according to claim 1, wherein: the insulating protective layer (2) is tightly attached to the outer side wall of the copper conductor (1), and the thickness of the insulating protective layer (2) is 0.8mm-1.2 mm.

4. The communications cable with a double-ended, hitched, stretch resistant construction according to claim 1, wherein: the wrapping (4) is tightly attached to the outer side wall of the insulating protective layer (2), and the thickness of the wrapping (4) is 0.2-0.6 mm.

5. The communications cable with a double-ended, hitched, stretch resistant construction according to claim 1, wherein: the tin foil shielding layer (5) is tightly attached to the wrapping (4), and the thickness of the tin foil shielding layer (5) is 0.3-0.7 mm.

6. The communications cable with a double-ended, hitched, stretch resistant construction according to claim 1, wherein: the inner sheath (6) is tightly attached to the tin foil shielding layer (5), and the thickness of the inner sheath (6) is 0.8mm-1.2 mm.

7. The communications cable with a double-ended, hitched, stretch resistant construction according to claim 1, wherein: the tensile metal layer (7) is tightly attached to the inner sheath (6), and the thickness of the tensile metal layer (7) is 0.8mm-1.2 mm.

8. The communications cable with a double-ended, hitched, stretch resistant construction according to claim 1, wherein: the outer sheath (8) is tightly attached to the tensile metal layer (7), and the thickness of the outer sheath (8) is 1.5mm-2.5 mm.