CN210924030U

CN210924030U - Stable high temperature resistant optical fiber jumper wire

Info

Publication number: CN210924030U
Application number: CN201921976081.3U
Authority: CN
Inventors: 吴娟
Original assignee: Suzhou State Road Communication Technology Co ltd
Current assignee: Suzhou State Road Communication Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-03
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a stable high temperature resistant optical fiber jumper wire, this optical fiber jumper wire includes the jumper wire body, and the connector of fixed connection in this jumper wire body both ends, this jumper wire body includes the center core, wrap up in the plural number optical fiber pencil around this center core, twine the special fluorine dragon tape layer outside this plural number optical fiber pencil, the shielding layer of cladding outside this special fluorine dragon tape layer, the first polyvinyl chloride insulating mantle layer of cladding outside this shielding layer, the water blocking material layer of cladding outside this first polyvinyl chloride insulating mantle layer, the armor of cladding outside this water blocking material layer, and the second polyvinyl chloride insulating mantle layer of cladding outside this armor; each optical fiber wire harness in the plurality of optical fiber wire harnesses comprises a plurality of optical fiber wire cores, a third polyvinyl chloride insulating sleeve layer coated outside the plurality of optical fiber wire cores, a nylon net layer coated outside the third polyvinyl chloride insulating sleeve layer and a fourth polyvinyl chloride insulating sleeve layer coated outside the nylon net layer.

Description

Stable high temperature resistant optical fiber jumper wire

Technical Field

The utility model relates to a stabilize high temperature resistant optic fibre wire jumper.

Background

The existing optical fiber patch cord is poor in overall strength, easy to break when stressed and stretched, poor in high-temperature resistance and easy to conduct a fire source when a fire disaster occurs.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's above-mentioned defect provides a stabilize high temperature resistant optic fibre wire jumper.

The utility model provides a technical scheme that its technical problem adopted is: constructing a stable high-temperature-resistant optical fiber jumper, wherein the optical fiber jumper comprises a jumper body and connectors fixedly connected to two end parts of the jumper body, the jumper body comprises a central reinforcing core, a plurality of optical fiber wire harnesses wrapped around the central reinforcing core, a Teflon adhesive tape layer wound outside the plurality of optical fiber wire harnesses, a shielding layer wrapped outside the Teflon adhesive tape layer, a first polyvinyl chloride insulating sleeve layer wrapped outside the shielding layer, a water-blocking material layer wrapped outside the first polyvinyl chloride insulating sleeve layer, an armor layer wrapped outside the water-blocking material layer and a second polyvinyl chloride insulating sleeve layer wrapped outside the armor layer;

each optical fiber wire harness in the plurality of optical fiber wire harnesses comprises a plurality of optical fiber wire cores, a third polyvinyl chloride insulating sleeve layer coated outside the plurality of optical fiber wire cores, a nylon net layer coated outside the third polyvinyl chloride insulating sleeve layer and a fourth polyvinyl chloride insulating sleeve layer coated outside the nylon net layer.

In the stable high temperature resistant optical fiber jumper wire, the central reinforcing core is a glass fiber reinforcing core or an aramid fiber reinforcing core.

In the stable high temperature resistant optical fiber jumper wire, this shielding layer is plastic-coated aluminum strip or copper wire network management outside this Teflon adhesive tape layer of cladding, this armor is the plastic-coated steel strip outside this water-blocking material layer of cladding.

In the stable high temperature resistant optical fiber patch cord, the water blocking material layer is a silicone rubber layer.

In the stable high temperature resistant optical fiber jumper wire, a first filler is arranged in the Teflon adhesive tape layer, and a second filler is arranged in the third polyvinyl chloride insulating sleeve layer.

In the stable high temperature resistant optical fiber jumper wire, the first filler and the second filler are glass fiber fillers.

In the stable high temperature resistant optical fiber jumper wire, the thickness of the third polyvinyl chloride insulating jacket layer is the same as that of the fourth polyvinyl chloride insulating jacket layer.

In the stable high temperature resistant optical fiber jumper wire, the thickness of the second polyvinyl chloride insulating jacket layer is greater than that of the first polyvinyl chloride insulating jacket layer.

Implement the utility model discloses a stabilize high temperature resistant optical fiber jumper wire has following beneficial effect: use the utility model discloses a during stable high temperature resistant optical fiber jumper wire, when the atress is tensile, the whole tensile strength of multiplicable optical fiber jumper wire of center stiffener prevents the fracture of wire jumper body. The Teflon adhesive tape layer can achieve the effects of high temperature resistance, flame retardance and the like. Through setting up the shielding layer, play the signal shielding effect, prevent that external electromagnetism from causing the interference to the wire jumper body, also reduce the electromagnetic radiation of wire jumper body. Through setting up the material layer that blocks water, play waterproof effect. Through setting up the armor, play the resistance to compression, the effect such as pest bite. Furthermore, the strength of each optical fiber wire harness can be increased by wrapping the nylon net layer outside each optical fiber wire harness.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic structural view of the stable high-temperature resistant optical fiber patch cord of the present invention;

fig. 2 is the utility model discloses stabilize the cross section structure sketch map of wire jumper body among the high temperature resistant optical fiber jumper wire.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, in the first embodiment of the stable high temperature resistant optical fiber jumper of the present invention, the optical fiber jumper 1 includes a jumper body 2 and connectors 3 fixedly connected to two ends of the jumper body 2, the jumper body 2 includes a central reinforcing core 4, a plurality of optical fiber harnesses 11 wrapped around the central reinforcing core 4, a teflon tape layer 5 wrapped outside the plurality of optical fiber harnesses 11, a shielding layer 6 wrapped outside the teflon tape layer 5, a first pvc insulating sheath layer 7 wrapped outside the shielding layer 6, a water blocking material layer 8 wrapped outside the first pvc insulating sheath layer 7, an armor layer 9 wrapped outside the water blocking material layer 8, and a second pvc insulating sheath layer 10 wrapped outside the armor layer 9;

each optical fiber harness 11 of the plurality of optical fiber harnesses 11 comprises a plurality of optical fiber cores 12, a third polyvinyl chloride insulating jacket layer 13 coated outside the plurality of optical fiber cores 12, a nylon mesh layer 14 coated outside the third polyvinyl chloride insulating jacket layer 13, and a fourth polyvinyl chloride insulating jacket layer 15 coated outside the nylon mesh layer 14.

Use the utility model discloses a during stable high temperature resistant optical fiber jumper wire 1, when the atress is tensile, central stiffener 4 multiplicable optical fiber jumper wire 1 whole tensile strength prevents the 2 fracture of wire jumper body. The Teflon adhesive tape layer 5 can achieve the effects of high temperature resistance, flame retardance and the like. Through setting up shielding layer 6, play the signal shielding effect, prevent that external electromagnetism from causing the interference to wire jumper body 2, also reduce the electromagnetic radiation of wire jumper body 2. Through setting up water blocking material layer 8, play waterproof effect. Through setting up armor 9, play the resistance to compression, the effect such as pest bite. Further, by coating the nylon mesh layer 14 outside each optical fiber strand 11, the strength of each optical fiber strand 11 can be increased.

Specifically, the central reinforcing core 4 is a glass fiber reinforcing core or an aramid fiber reinforcing core.

Further, the shielding layer 6 is a plastic-coated aluminum tape or a copper wire mesh tube coated outside the teflon adhesive tape layer 5, and the armor layer 9 is a plastic-coated steel tape coated outside the water-blocking material layer 8. The water blocking material layer 8 is a silicone rubber layer.

Further, a first filler 16 is disposed in the teflon tape layer 5, and a second filler 17 is disposed in the third pvc insulating jacket layer 13. Preferably, the first filler 16 and the second filler 17 are both glass fiber fillers.

In the present embodiment, the thickness of the third insulating sheath layer 13 is the same as that of the fourth insulating sheath layer 15. The thickness of the second pvc insulating jacket layer 10 is greater than the thickness of the first pvc insulating jacket layer 7.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The stable high-temperature-resistant optical fiber jumper wire is characterized by comprising a jumper wire body and connectors fixedly connected to two end parts of the jumper wire body, wherein the jumper wire body comprises a central reinforcing core, a plurality of optical fiber wire harnesses wrapped around the central reinforcing core, a Teflon adhesive tape layer wound outside the plurality of optical fiber wire harnesses, a shielding layer wrapped outside the Teflon adhesive tape layer, a first polyvinyl chloride insulating sleeve layer wrapped outside the shielding layer, a water-blocking material layer wrapped outside the first polyvinyl chloride insulating sleeve layer, an armor layer wrapped outside the water-blocking material layer and a second polyvinyl chloride insulating sleeve layer wrapped outside the armor layer;

each optical fiber wire harness of the plurality of optical fiber wire harnesses comprises a plurality of optical fiber wire cores, a third polyvinyl chloride insulating sleeve layer coated outside the plurality of optical fiber wire cores, a nylon net layer coated outside the third polyvinyl chloride insulating sleeve layer, and a fourth polyvinyl chloride insulating sleeve layer coated outside the nylon net layer.

2. The stable high temperature resistant optical fiber jumper of claim 1, wherein the central strength core is a glass fiber strength core or an aramid fiber strength core.

3. The stable high-temperature-resistant optical fiber jumper wire of claim 1, wherein the shielding layer is a plastic-coated aluminum tape or a copper wire mesh pipe coated outside the Teflon adhesive tape layer, and the armor layer is a plastic-coated steel tape coated outside the water-blocking material layer.

4. The stable high temperature resistant optical fiber patch cord of claim 1, wherein the water blocking material layer is a silicone rubber layer.

5. The stable high temperature resistant optical fiber jumper of claim 1, wherein a first filler is disposed in the teflon tape layer, and a second filler is disposed in the third pvc insulating jacket layer.

6. The stable high temperature resistant optical fiber jumper of claim 5, wherein the first filler and the second filler are both glass fiber fillers.

7. The stable high temperature resistant optical fiber jumper of claim 1, wherein the thickness of the third polyvinyl chloride insulating jacket layer is the same as the thickness of the fourth polyvinyl chloride insulating jacket layer.

8. The stable high temperature resistant optical fiber jumper of claim 1, wherein the thickness of the second polyvinyl chloride insulating jacket layer is greater than the thickness of the first polyvinyl chloride insulating jacket layer.