CN215867260U

CN215867260U - Temperature-sensing type combined optical cable

Info

Publication number: CN215867260U
Application number: CN202122296706.5U
Authority: CN
Inventors: 李卫
Original assignee: Jiangsu Youmi Intelligent Technology Co ltd
Current assignee: Jiangsu Youmi Intelligent Technology Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-02-18
Anticipated expiration: 2031-09-23

Abstract

The utility model provides a temperature-sensing combined optical cable which comprises a temperature-sensing optical cable, a reinforcing piece, an inner ring sheath, optical cable paste, an outer ring sheath, a separation sleeve, an armor layer and a flame-retardant PVC sheath, wherein the temperature-sensing optical cable comprises a fiber core, a tight covering layer, aramid yarn, a stainless steel woven mesh and a PE sheath, the tight covering layer is attached to and sleeved on the fiber core, the aramid yarn is attached to and sleeved on the tight covering layer, the stainless steel woven mesh is attached to and sleeved on the aramid yarn, the PE sheath is attached to and sleeved on the stainless steel woven mesh, the inner ring sheath is attached to and sleeved on the reinforcing piece, a plurality of groups of temperature-sensing optical cables are all attached to the surface of the inner ring sheath, the outer ring sheaths are attached to and sleeved on a plurality of groups of temperature-sensing optical cables, the optical cable paste is filled between the outer ring sheath and the inner ring sheath, the separation sleeve is attached to and sleeved on the outer ring sheath, and the armor layer is attached to and sleeved on the separation sleeve, the flame-retardant PVC sheath is sleeved on the armor layer in a fitting manner.

Description

Temperature-sensing type combined optical cable

Technical Field

The utility model relates to the technical field of temperature-sensing optical cables, in particular to a temperature-sensing combined optical cable.

Background

The optical cable is manufactured for meeting the performance specification of optics, machinery or environment, and is a communication cable component which uses one or more optical fibers as transmission media and can be used singly or in groups in a cladding sheath, the optical cable mainly comprises optical fibers (thin glass fibers like hair), a plastic protective sleeve and a plastic outer sheath, metals such as gold, silver, copper and aluminum and the like are not contained in the optical cable, the recovery value is not generally available, the optical cable is a communication line which is formed by a certain number of optical fibers according to a certain mode to form a cable core, the outer sheath is wrapped outside, and the outer sheath is also wrapped outside, so that the optical signal transmission is realized, namely: the basic structure of an optical cable, which is formed by an optical fiber (optical transmission carrier) through a certain process, generally consists of a cable core, a reinforcing steel wire, a filler, a sheath and the like, and further comprises a waterproof layer, a buffer layer, an insulated metal wire and other components according to requirements.

The temperature-sensing optical cable is used as a linear temperature-sensing part of a temperature-sensing optical cable system, and is often used singly in a group, and if the temperature-sensing optical cable is damaged by external force, rats and fire, signals cannot be transmitted in time, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model provides a temperature-sensing type combined optical cable, wherein an outer layer adopts a flame-retardant PVC sheath to prevent the optical cable from being damaged by burning; an armor layer is used inside to prevent the rat and insect from biting the optical cable; the inner center is provided with a reinforcing piece to prevent the optical cable from being damaged by excessive pulling; the temperature sensing optical cables are combined for use, the transmission signal is strong, and even if one optical cable is damaged, other optical cables can be guaranteed to continuously operate and use.

In order to achieve the purpose of the utility model, the utility model adopts the technical scheme that:

a temperature-sensing combined optical cable comprises a temperature-sensing optical cable, a reinforcement, an inner ring sheath, optical cable paste, an outer ring sheath, a spacer sleeve, an armor layer and a flame-retardant PVC sheath, wherein the temperature-sensing optical cable comprises a fiber core, a tight covering layer, aramid yarn, a stainless steel woven mesh and a PE sheath, the tight covering layer is sleeved on the fiber core in a fitting manner, the aramid yarn is sleeved on the tight covering layer in a fitting manner, the stainless steel woven mesh is sleeved on the aramid yarn in a fitting manner, the PE sheath is sleeved on the stainless steel woven mesh in a fitting manner, the inner ring sheath is sleeved on the reinforcement in a fitting manner, a plurality of groups of temperature-sensing optical cables are arranged on the surface of the inner ring sheath in a fitting manner, the outer ring sheath is sleeved on the plurality of groups of temperature-sensing optical cables, the optical cable paste is filled between the outer ring sheath and the inner ring sheath, the spacer sleeve is sleeved on the outer ring sheath in a fitting manner, the armor layer is sleeved on the spacer sleeve, the flame-retardant PVC sheath is sleeved on the armor layer in a fitting manner.

As an improvement, a plurality of groups of temperature sensing optical cables are distributed on the surface of the inner ring sheath at equal intervals.

As an improvement, the thickness of the armor layer is larger than that of the stainless steel woven mesh.

As an improvement, the thickness of the inner ring sheath is equal to that of the outer ring sheath.

The utility model has the beneficial effects that:

according to the temperature-sensing type combined optical cable, the inner ring sheath and the outer ring sheath play a better protection role and a better fixing role for multiple groups of temperature sensing, the flame-retardant PVC sheath prevents internal optical fibers from being burnt by fire, the armor layer provides harder protection to prevent rats and insects from biting the optical cable, the reinforcement is arranged in the center of the inside of the cable to prevent the optical cable from being excessively pulled and damaged, and the multiple groups of temperature-sensing optical cables are combined for use to ensure the stability of signal transmission.

Drawings

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

FIG. 2 is a schematic view of a temperature sensing optical cable according to the present invention;

FIG. 3 is a schematic diagram of a half-cut structure according to the present invention.

Reference symbol comparison table:

1. a temperature sensing optical cable; 2. a fiber core; 3. a tight wrapping layer; 4. aramid yarn; 5. stainless steel mesh grid; 6. a PE sheath; 7. a reinforcement; 8. an inner ring sheath; 9. a cable paste; 10. an outer ring sheath; 11. an isolation sleeve; 12. an armor layer; 13. a flame retardant PVC jacket.

Detailed Description

The following further describes embodiments of the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

In order to make the content of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

As shown in fig. 1-3, a temperature-sensing type combined optical cable comprises a temperature-sensing optical cable 1, a reinforcement 7, an inner ring sheath 8, an optical cable paste 9, an outer ring sheath 10, a spacer sleeve 11, an armor layer 12 and a flame-retardant PVC sheath 13, wherein the temperature-sensing optical cable 1 comprises a fiber core 2, a cladding layer 3, aramid yarn 4, a stainless steel woven mesh 5 and a PE sheath 6, the cladding layer 3 is fitted and sleeved on the fiber core 2, the aramid yarn 4 is fitted and sleeved on the cladding layer 3, the stainless steel woven mesh 5 is fitted and sleeved on the aramid yarn 4, the PE sheath 6 is fitted and sleeved on the stainless steel woven mesh 5, the inner ring sheath 8 is fitted and sleeved on the reinforcement 7, a plurality of groups of temperature-sensing optical cables 1 are all fitted and arranged on the surface of the inner ring sheath 8, a plurality of groups of temperature-sensing optical cables 10 are fitted and sleeved on the plurality of groups of temperature-sensing optical cables 1, the optical cable paste 9 is filled between the outer ring sheath 10 and the inner ring sheath 8, the isolation sleeve 11 is sleeved on the outer ring sheath 10 in a fitting mode, the armor layer 12 is sleeved on the isolation sleeve 11 in a fitting mode, and the flame-retardant PVC sheath 13 is sleeved on the armor layer 12 in a fitting mode.

The temperature sensing optical cables 1 are distributed on the surface of the inner ring sheath 8 at equal intervals.

The thickness of the armor layer 12 is larger than that of the stainless steel woven mesh 5.

The thickness of the inner ring sheath 8 is equal to that of the outer ring sheath 10.

The utility model discloses a during the use, will tighten up the covering laminating cover and establish on the fibre core, establish aramid yarn laminating cover again on the layer of tightly covering, establish stainless steel mesh grid laminating cover again on the aramid yarn, establish PE sheath laminating cover again on stainless steel mesh grid, establish inner circle sheath laminating cover again on the reinforcement, establish multiunit temperature sensing optical cable inner circle sheath surface of all laminating again, establish outer lane sheath laminating cover again and establish the multiunit on the temperature sensing optical cable, pack optical cable cream closely between inner circle sheath and outer lane sheath again, establish the spacer sleeve laminating cover on the outer lane sheath again, establish the armor laminating cover on the spacer sleeve again, establish the fire-retardant PVC sheath laminating cover on the armor again.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A temperature-sensing combined optical cable is characterized by comprising a temperature-sensing optical cable (1), a reinforcement (7), an inner ring sheath (8), optical cable paste (9), an outer ring sheath (10), a spacer sleeve (11), an armor layer (12) and a flame-retardant PVC sheath (13), wherein the temperature-sensing optical cable (1) comprises a fiber core (2), a covering layer (3), aramid yarn (4), a stainless steel woven mesh (5) and a PE sheath (6), the covering layer (3) is fitted and sleeved on the fiber core (2), the aramid yarn (4) is fitted and sleeved on the covering layer (3), the stainless steel woven mesh (5) is fitted and sleeved on the aramid yarn (4), the PE sheath (6) is fitted and sleeved on the stainless steel woven mesh (5), the inner ring sheath (8) is fitted and sleeved on the reinforcement (7), and a plurality of temperature-sensing optical cables (1) are all fitted and arranged on the surface of the inner ring sheath (8), the temperature sensing optical cable is characterized in that the outer ring sheath (10) is attached to and sleeved on the multiple groups of temperature sensing optical cables (1), optical cable paste (9) is filled between the outer ring sheath (10) and the inner ring sheath (8), the isolation sleeve (11) is attached to and sleeved on the outer ring sheath (10), the armor layer (12) is attached to and sleeved on the isolation sleeve (11), and the flame-retardant PVC sheath (13) is attached to and sleeved on the armor layer (12).

2. A temperature-sensing combination optical cable according to claim 1, wherein the temperature-sensing optical cables (1) are distributed equidistantly on the surface of the inner sheath (8).

3. A temperature-sensitive combination optical cable according to claim 1, wherein the armor (12) is thicker than the stainless steel woven mesh (5).

4. A temperature-sensitive combination optical cable according to claim 1, wherein the inner jacket (8) has a thickness equal to the outer jacket (10).