CN210692128U

CN210692128U - Unshielded twisted pair

Info

Publication number: CN210692128U
Application number: CN201922169130.9U
Authority: CN
Inventors: 吴添发
Original assignee: Guangdong Hikon Cable Co ltd
Current assignee: Guangdong Hikon Cable Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-06-05
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a non-shielding paired line, which comprises a protective sleeve, the inside sheath that is equipped with of protective sheath, the sheath middle part is equipped with the through-hole, be equipped with plastic skeleton in the through-hole, through-hole outside symmetry is equipped with the interlayer, all be equipped with the paired line body in the interlayer, the paired line body includes insulating adhesive tape, rubber sleeve, insulating varnish and wire body and constitutes, insulating adhesive tape is inside fixed be equipped with quantity for two the wire body. Has the advantages that: the outside at the wire body is equipped with the rubber sleeve, the outside of twisted pair is equipped with the insulating tape, protective sheath and sheath, through setting up the protection of multilayer insulation, prevent traditional twisted pair from appearing, when single insulating protection layer receives the damage, have very big phenomenon that probably takes place the electric leakage, thereby greatly guaranteed the security of twisted pair in the use, the protective sheath has further improved the effect of protection buffering, prevent under the exogenic action, lead to the twisted pair to be crushed, the life of twisted pair has been prolonged.

Description

Unshielded twisted pair

Technical Field

The utility model relates to a paired line particularly, relates to an unshielded paired line.

Background

Twisted pair is one of the most common transmission media in integrated wiring engineering and consists of two copper wires with an insulating protective layer. Two insulated copper wires are twisted together according to a certain density, and the electric wave radiated by each wire in transmission can be counteracted by the electric wave emitted by the other wire, thereby effectively reducing the degree of signal interference. The existing twisted-pair cable is generally only provided with one layer of insulation protection layer in the using process, so that when the insulation protection layer is damaged, the phenomenon of electric leakage is possibly generated; in addition, the twisted pair is lack of a pressure-relief device in the use process, and can be crushed under the action of external force, and is lack of fireproof performance, so that the use safety is low, and the service life of the twisted pair is influenced to a certain extent.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a non-shielding twisted pair line to solve the problem that proposes in 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 non-shielding twisted pair line, includes the protective sheath, the protective sheath is inside to be equipped with the sheath, the sheath middle part is equipped with the through-hole, be equipped with the plastics skeleton in the through-hole, the through-hole outside symmetry is equipped with the interlayer, all be equipped with the twisted pair line body in the interlayer, the twisted pair line body includes that insulating tape, rubber sleeve, insulating varnish and wire body constitute, insulating tape is inside to be fixed be equipped with quantity is two the wire body.

Furthermore, the interlayers are uniformly separated by insulating partition plates.

Furthermore, a plurality of reinforcing ribs are uniformly arranged in the protective sleeve.

Furthermore, the protective sleeve comprises a buffer layer, a first protective layer, a carbon fiber layer, a second protective layer and a fireproof coating which are fixedly arranged from inside to outside in sequence.

Furthermore, the buffer layer is filled with a plurality of buffer elastic particles.

Furthermore, the first protective layer is a polyvinyl chloride protective layer.

Further, the second protective layer is a nylon protective layer.

The utility model provides a non-shielding twisted pair line, beneficial effect as follows:

(1) in the use, be equipped with the rubber sleeve in the outside of wire body, the outside of twisted pair is equipped with the insulating adhesive tape, protective sheath and sheath, through setting up the protection of multilayer insulation, prevent to appear traditional twisted pair, when single insulating protection layer receives the damage, the phenomenon that has very big possibility to take place the electric leakage, thereby greatly guaranteed the security of twisted pair in the use, the protective sheath has further improved the effect of protection buffering, prevent under the exogenic action, lead to the twisted pair to be crushed, the life of twisted pair has been prolonged.

(2) Through being equipped with insulating barrier and interlayer, conveniently separate the storage to every twisted pair, prevent to take place the winding between the twisted pair. The strength of the twisted pair is improved by arranging the reinforcing ribs. Through being equipped with buffer layer and buffering elastic particle, can direct action on the outside when the protective sheath receives external force extrusion, effectively avoided the paired line directly to receive external force extrusion and lead to warping, the buffer layer can reduce the impact force that receives with buffering elastic particle, avoided adjacent paired line to receive the external force action contact each other or produce the phenomenon that the dislocation jumps the strand, further guarantee the security of paired line, through being equipped with inoxidizing coating one and inoxidizing coating two, greatly guaranteed the security of paired line in the use, through being equipped with carbon fiber layer and fire protection coating, play the effect of fire prevention flame retardant protection.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an unshielded twisted pair line according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a protective sheath in an unshielded twisted pair, in accordance with an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a twisted pair body in an unshielded twisted pair according to an embodiment of the present invention.

Reference numerals:

1. a sheath; 2. a through hole; 3. a plastic skeleton; 4. a twisted pair body; 5. an insulating tape; 6. a lead body; 7. a rubber sleeve; 8. insulating paint; 9. an insulating spacer; 10. reinforcing ribs; 11. a buffer layer; 12. a first protective layer; 13. a carbon fiber layer; 14. a second protective layer; 15. a fire-retardant coating; 16. buffering the elastic particles; 17. and (6) a protective sleeve.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-3, an unshielded twisted pair according to an embodiment of the present invention includes a protective sheath 17, a sheath 1 is disposed inside the protective sheath 17, a through hole 2 is disposed in the middle of the sheath 1, a plastic skeleton 3 is disposed in the through hole 2, a partition is symmetrically disposed outside the through hole 2, twisted pair bodies 4 are disposed in the partition, each twisted pair body 4 includes an insulating tape 5, a rubber sleeve 7, an insulating varnish 8 and a conductor body 6, the two conductor bodies 6 are fixed inside the insulating tape 5, the rubber sleeve 7 is disposed outside the conductor body 6 during use, the insulating tape 5, the protective sheath 17 and the sheath 1 are disposed outside the twisted pair, and by providing multiple layers of insulation protection, the phenomenon that the leakage of electricity may occur greatly when a single insulation protection layer is damaged is prevented, thereby greatly guaranteed the security of twisted pair in the use, protective sheath 17 has further improved the effect of protection buffering, prevents that the exogenic action from leading to the twisted pair to be crushed, has prolonged the life of twisted pair.

Example two:

referring to fig. 1-3, for the compartments, the compartments are uniformly separated by the insulating partition 9, and by providing the insulating partition 9 and the compartments, it is convenient to store each twisted pair separately, and prevent the twisted pairs from winding. For the protective sleeve 17, a plurality of reinforcing ribs 10 are uniformly arranged in the protective sleeve 17, and the strength of the twisted pair is improved by arranging the reinforcing ribs 10. For the protective sleeve 17, the protective sleeve 17 comprises a buffer layer 11, a first protective layer 12, a carbon fiber layer 13, a second protective layer 14 and a fireproof coating 15 which are fixedly arranged from inside to outside in sequence. For the cushioning layer 11, the cushioning layer 11 is internally filled with a plurality of cushioning elastic particles 16. For the first protective layer 12, the first protective layer 12 is a polyvinyl chloride protective layer. For the second protection layer 14, the second protection layer 14 is a nylon protection layer, and by arranging the buffer layer 11 and the buffer elastic particles 16, the protection cover 17 can directly act on the outer side when being extruded by external force, so that deformation of the twisted pair caused by external force extrusion is effectively avoided, the buffer layer 11 and the buffer elastic particles 16 can reduce the received impact force, the phenomenon that adjacent twisted pairs are contacted with each other or dislocated and jumped due to external force is avoided, the safety of the twisted pair is further ensured, the safety of the twisted pair in the use process is greatly ensured by arranging the first protection layer 12 and the second protection layer 14, and the carbon fiber layer 13 and the fireproof coating 15 are arranged to play a role in fireproof and flame-retardant protection.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process

When practical application, in the use, be equipped with rubber sleeve 7 in the outside of wire body 6, the outside of twisted pair is equipped with insulating adhesive tape 5, protective sheath 17 and sheath 1, through setting up the protection of multilayer insulation, prevent to appear in the traditional twisted pair, when single insulating protective layer receives the damage, the phenomenon of electric leakage can take place for the utmost point, thereby greatly guaranteed the security of twisted pair in the use, protective sheath 17 has further improved the effect of protection buffering, prevent under the exogenic action, lead to the twisted pair to be crushed, the life of twisted pair has been prolonged. Through being equipped with insulating barrier 9 and interlayer, conveniently separate the storage to every twisted pair, prevent to take place the winding between the twisted pair. The strength of the twisted pair is improved by providing the reinforcing ribs 10. Through being equipped with buffer layer 11 and buffering elastic particle 16, can direct action on the outside when protecting jacket 17 receives external force extrusion, effectively avoided the twisted pair directly to receive external force extrusion and lead to warping, buffer layer 11 and buffering elastic particle 16 can reduce the impact force that receives, avoided adjacent twisted pair to receive the external force action contact each other or produce the phenomenon that the dislocation jumps the thigh, further guarantee the security of twisted pair, through being equipped with inoxidizing coating one 12 and inoxidizing coating two 14, the security of twisted pair in the use has greatly been guaranteed, through being equipped with carbon fiber layer 13 and fire protection coating 15, play the effect of fire prevention flame retardant protection.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The unshielded twisted pair line is characterized by comprising a protective sleeve (17), the protective sleeve (17) is internally provided with a protective sleeve (1), the middle of the protective sleeve (1) is provided with a through hole (2), a plastic framework (3) is arranged in the through hole (2), interlayers are symmetrically arranged on the outer sides of the through hole (2), twisted pair line bodies (4) are arranged in the interlayers, each twisted pair line body (4) comprises an insulating adhesive tape (5), a rubber sleeve (7), insulating paint (8) and a wire body (6), and the two wire bodies (6) are fixedly arranged in the insulating adhesive tape (5).

2. The unshielded twisted pair according to claim 1, wherein said spacers are uniformly spaced apart by an insulating spacer (9).

3. The unshielded twisted pair according to claim 2, wherein a plurality of ribs (10) are uniformly disposed in said protective jacket.

4. The unshielded twisted pair according to claim 3, wherein said protective sheath (17) comprises a buffer layer (11), a first protective layer (12), a carbon fiber layer (13), a second protective layer (14) and a fireproof coating (15) fixed in sequence from inside to outside.

5. The twisted pair of unshielded cables as claimed in claim 4, wherein said buffer layer (11) is internally filled with a plurality of buffer elastomer particles (16).

6. The unshielded twisted pair according to claim 5, wherein said first shielding layer (12) is a polyvinyl chloride shielding layer.

7. The unshielded twisted pair cable as claimed in claim 6, wherein said second shielding layer (14) is a nylon shielding layer.