CN215868785U

CN215868785U - Resistance to compression type network cable

Info

Publication number: CN215868785U
Application number: CN202122444661.1U
Authority: CN
Inventors: 谢永良; 莫国良
Original assignee: Changzhou Yongbo Electronic Co ltd
Current assignee: Changzhou Yongbo Electronic Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-02-18
Anticipated expiration: 2031-10-11

Abstract

The utility model relates to a resistance to compression type network cable relates to network communication's field, aims at solving the problem that network cable receives transmission quality easily influenced after the extrusion, and it includes insulating cable cover and wears to locate the stranded paired line in insulating cable cover, the paired line includes sinle silk and cladding in sinle silk outlying protective layer, be equipped with the pellosil buffer layer between sinle silk and the protective layer, be provided with the elastic layer on the insulating cable cover inner wall. The method and the device have the effect of improving the transmission quality of the network cable which is easily influenced after being extruded.

Description

Resistance to compression type network cable

Technical Field

The application relates to the field of network communication, in particular to a pressure-resistant network cable.

Background

The network cable is a medium for transmitting information from one network device to another network device, is an essential basic component for connecting a local area network, and along with the rapid development of the society, the requirements of people on the network quality are higher and higher, and the requirements on the quality of the network cable are also improved.

Chinese utility model patent document with application number 201420212314.3 discloses a two twisted network cable, including the stranded conductor, be equipped with the inner protective sheath at the peripheral cover of stranded conductor, the inner protective sheath outside is equipped with the outer protective layer, is equipped with the rubber magnet layer between outer protective layer and the inner protective sheath, and the complex has the magnetic shielding net that can keep apart magnetism in the outer protective layer, is equipped with the glass fiber layer between rubber magnet layer and the outer protective layer, and the rubber magnet layer links to each other with the glass fiber layer is compound.

For the related technologies, the network cable is often laid outdoors or underground and is easily extruded by external force during the laying process, and the inventor thinks that the rubber magnet layer and the stranded wires are easily damaged due to the extrusion of the twisted-pair network cable, thereby affecting the transmission quality of the stranded wires in the network cable.

Disclosure of Invention

In order to overcome the defect that the transmission quality of a network cable is susceptible to influence after the network cable is extruded, the application provides a pressure-resistant network cable.

The application provides a resistance to compression type network cable adopts following technical scheme:

the utility model provides a resistance to compression type network cable, includes the insulating cable cover and wears to locate the stranded paired line in the insulating cable cover, the paired line includes sinle silk and cladding in sinle silk outlying protective layer, be equipped with the pellosil buffer layer between sinle silk and the protective layer, be provided with the elastic layer on the insulating cable cover inner wall.

By adopting the technical scheme, the elastic layer is used for elastically protecting the twisted pair in the insulating cable sleeve, so that the pressure resistance of the twisted pair is improved; the silica gel membrane in the protective layer is used for elastically coating the wire core, so that the effect of external force on the wire core is reduced, the wire core is protected jointly through the cooperation of the elastic layer and the silica gel membrane, and the network cable can still keep better transmission quality after being extruded by the external force.

Optionally, the sinle silk includes two conduction lines and a first elasticity muscle, the equal spiral winding of conduction line first elasticity muscle, and two the conduction line transposition.

Through adopting above-mentioned technical scheme, when the network cable lay the in-process and take place to buckle, first elasticity muscle carries out elastic support to the conducting wire, is helped reducing the condition emergence of being broken when the conducting wire is crooked, and then promotes the bending resistance of network cable.

Optionally, the elastic layer is formed by a plurality of elastic balls uniformly distributed on the insulating cable sleeve.

Through adopting above-mentioned technical scheme, when the network cable lay the in-process and receive external force extrusion, on external force acts on a plurality of elastic ball, receive extruded a plurality of elastic ball to take place deformation thereupon, form great elasticity and carry out elastic support to the network cable, help promoting the crushing resistance of network cable.

Optionally, a second elastic rib is coaxially arranged in the insulating cable sleeve, and the twisted pair is arranged on the periphery of the second elastic rib.

By adopting the technical scheme, the second elastic rib elastically supports the twisted pair in the network cable, and the situation that the twisted pair in the insulating cable sleeve is damaged due to mutual friction caused by extrusion is reduced.

Optionally, the elastic rib is connected with the insulating cable sleeve through a plurality of elastic interlayer belts, the elastic interlayer belts separate the inner part of the insulating cable sleeve into a plurality of cavities, and each twisted pair correspondingly penetrates through one cavity.

By adopting the technical scheme, the elastic interlayer belt separates each twisted pair into the corresponding cavity, on one hand, the elastic interlayer belt elastically supports each twisted pair, is favorable for reducing the damage of the twisted pairs in the insulating cable sleeve caused by mutual friction due to extrusion, and further improves the pressure resistance of the network cable; on the other hand, the twisted pair cable is beneficial to reducing the possibility of breaking when twisted, and further the torsion resistance of the network cable is improved.

Optionally, a glass fiber line is disposed at a gap between the elastic layer and the twisted pair.

By adopting the technical scheme, the glass fiber wire has good flame retardance, which is beneficial to reducing the damage of the joint of the network cable or the spark generated by the outside to the twisted pair, thereby reducing the economic loss.

Optionally, a flame retardant layer is disposed between the elastic layer and the cable sleeve.

By adopting the technical scheme, the flame-retardant layer can effectively slow down the extension of the joint of the network cable or the spark generated outside to the inside of the network cable, and the economic loss is reduced.

Optionally, an armor layer is arranged between the flame-retardant layer and the cable sleeve.

Through adopting above-mentioned technical scheme, help promoting the intensity of network cable, make the network cable use under adverse circumstances.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the elastic layer is used for elastically protecting the twisted pair in the insulating cable sleeve, so that the compression resistance of the twisted pair is improved; the silicone film in the protective layer elastically coats the wire core, so that the effect of external force on the wire core is reduced, and the wire core is protected together through the matching of the elastic layer and the silicone film, so that the network cable can still keep better transmission quality after being extruded by the external force;

2. the elastic balls are arranged on the inner wall of the network cable, when the network cable is extruded by external force in the arrangement process, the external force acts on the elastic balls, and the extruded elastic balls deform along with the external force to form larger elastic surfaces to elastically support the network cable, so that the compression resistance of the network cable is improved;

3. the flame-retardant layer is arranged between the elastic layer and the cable sleeve, so that the joint of the network cable or the spark generated outside can be effectively prevented from spreading to the inside of the network cable, and the economic loss is reduced.

Drawings

FIG. 1 is a cross-sectional view of a pressure-resistant network cable according to an embodiment.

Fig. 2 is a schematic structural view of the core of fig. 1.

FIG. 3 is a sectional view of a pressure-resistant network cable according to the second embodiment.

Reference numerals: 1. an insulating cable sleeve; 2. a twisted pair; 21. a wire core; 211. a conductive line; 212. a first resilient rib; 22. a protective layer; 23. a silicone membrane; 3. an elastic layer; 31. an elastic ball; 4. a second elastic rib; 5. an elastic barrier tape; 6. a cavity; 7. a glass fiber thread; 8. a flame retardant layer; 9. an armor layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The first embodiment is as follows:

the embodiment of the application discloses resistance to compression type network cable. Referring to fig. 1, a pressure-resistant type network cable is provided with a second elastic rib 4, four twisted pairs 2, an elastic layer 3 and an insulating cable sleeve 1 from inside to outside in sequence. The second elastic rib 4 is coaxially arranged in the insulating cable sleeve 1, the four twisted pairs 2 are arranged on the periphery of the second elastic rib 4, the elastic layer 3 is sleeved outside the four twisted pairs 2, and the insulating cable sleeve 1 is sleeved outside the elastic layer 3.

Referring to fig. 1 and 2, the twisted pair 2 includes a wire core 21 and a protective layer 22 covering the wire core 21, in this embodiment, the protective layer 22 is a rubber shielding sleeve, and the rubber shielding sleeve has good flame retardancy and shielding property, and can effectively protect network cable transmission; the core 21 includes two conductive wires 211 and a first elastic rib 212, the two conductive wires 211 are spirally wound on the first elastic rib 212, and the two conductive wires 211 are twisted; when the network cable is bent in the laying process, the twisted pair 2 is bent, and the first elastic rib 212 elastically supports the conductive wire 211 in the twisted pair 2, so that the possibility that the conductive wire 211 is broken can be reduced, and the network cable can be conveniently and normally transmitted.

Referring to fig. 1, the second elastic rib 4 is connected with the insulating cable sleeve 1 through four elastic interlayer belts 5, the elastic interlayer belts 5 divide the inside of the insulating cable sleeve 1 into four cavities 6, and each twisted pair 2 correspondingly penetrates through one cavity 6. The twisted pair 2 is elastically supported by the elastic interlayer belt 5, so that the pressure resistance of the network cable can be effectively enhanced.

Referring to fig. 1, the elastic layer 3 is formed by a plurality of elastic balls 31 uniformly distributed in the insulating cable sheath 1, the elastic balls 31 are made of rubber materials, and the elastic balls 31 are bonded on the inner wall of the insulating cable sheath 1. In this embodiment, the gap between the elastic layer 3 and the twisted pair 2 is filled with the glass fiber wire 7, and the glass fiber wire 7 has good flame retardancy, so that the flame retardancy of the network cable can be effectively enhanced. In other embodiments, mica tape, resin, etc. may be used for filling, and any material may be used for flame retardation.

The implementation principle of the pressure-resistant network cable in the embodiment of the application is as follows: when the network cable is laid, the first elastic rib 212 elastically supports the conductive wire 211 in the twisted pair 2, the silicone film 23 in the protective layer 22 elastically coats the wire core 21 in the twisted pair 2, the elastic interlayer belt 5 separates each twisted pair 2 into the corresponding cavity 6, the elastic ball 31 elastically coats the twisted pair 2 and elastically supports the twisted pair 2, so that the extrusion force of the twisted pair 2 from the outside is reduced.

Example two:

referring to fig. 3, the difference between this embodiment and the first embodiment is that a flame retardant layer 8 and an armor layer 9 are disposed between the elastic layer 3 and the insulating cable sheath 1, and the armor layer 9 is sleeved outside the flame retardant layer 8. In this embodiment, the flame retardant layer 8 is formed by extrusion molding of a polyester resin material, and in other embodiments, the flame retardant layer 8 may also be made of any one of a flame retardant glass tape, an organic black masterbatch for nylon and nylon exposion prevention, and an epoxy resin material. Meanwhile, the flame retardance of the network cable can be effectively improved by the flame retardant layer 8. In this embodiment, the armor layer 9 is made of steel tape wound, and in other embodiments, steel wire weaving or aluminum alloy tape filling can be adopted.

This embodiment further carries out fire-retardant protection through fire-retardant layer 8 to twisted-pair 2 in the network cable, and armor 9 promotes the intensity of network cable, carries out tensile, anti protection of rolling over to the network cable for the network cable can use under adverse circumstances.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a resistance to compression type network cable, includes insulating cable cover (1) and wears to locate stranded twisted pair (2) in insulating cable cover (1), twisted pair (2) include sinle silk (21) and cladding in sinle silk (21) peripheral protective layer (22), its characterized in that: be equipped with pellosil (23) buffer layer between sinle silk (21) and protective layer (22), be provided with elastic layer (3) in insulating cable cover (1) inner wall.

2. The pressure resistant network cable of claim 1, wherein: the cable core (21) comprises two conducting wires (211) and a first elastic rib (212), wherein the conducting wires (211) are spirally wound on the first elastic rib (212), and the conducting wires (211) are twisted.

3. The pressure resistant network cable of claim 1, wherein: the elastic layer (3) is formed by a plurality of elastic balls (31) which are uniformly distributed on the insulating cable sleeve (1).

4. The pressure resistant network cable of claim 1, wherein: and a second elastic rib (4) is coaxially arranged in the insulating cable sleeve (1), and the twisted pair (2) is arranged on the periphery of the second elastic rib (4).

5. The pressure resistant network cable of claim 4, wherein: the second elastic rib (4) is connected with the insulating cable sleeve (1) through a plurality of elastic interlayer belts (5), the elastic interlayer belts (5) divide the inside of the insulating cable sleeve (1) into a plurality of cavities (6), and each twisted pair (2) correspondingly penetrates through one cavity (6).

6. The pressure resistant network cable of claim 5, wherein: and a glass fiber line (7) is arranged in the gap between the elastic layer (3) and the twisted pair (2).

7. The pressure resistant network cable of claim 1, wherein: and a flame-retardant layer (8) is arranged between the elastic layer (3) and the insulating cable sleeve (1).

8. The pressure resistant network cable of claim 7, wherein: an armor layer (9) is arranged between the flame-retardant layer (8) and the insulating cable sleeve (1).