A high temperature resistant and fireproof fire fighting communication optical cable
By using protective devices and support devices on fire-fighting communication optical cables, the problem of high insulation cost in the production process of optical cables in the prior art is solved, and the effective protection and stable use of optical cables under high-temperature fire conditions is achieved.
Patent Information
- Application Number
- CN202420788049.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-16
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-04-16
AI Technical Summary
During the production process, existing fire communication optical cables are filled with a large amount of materials for insulation, which increases product costs. Most optical cables are buried and only need to be heat-insulated for exposed parts.
Protective devices including a first protective cover and a second protective cover are adopted, and thermal insulation and fire protection are achieved through these protective covers and foams, protection is carried out against exposed optical cables, and loss of bending at optical cables is reduced by supporting devices.
Effectively protect the stable use of optical cables under high-temperature fire conditions, reduce optical cable losses, and reduce production costs, making it easier to use.
Smart Images
Figure CN222704774U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of communication, in particular to a high temperature resistant and fireproof communication optical cable. Background Art
[0002] Communication optical cables are composed of a cable core composed of several optical fibers and an outer sheath. With the development of society, communication optical cables are widely used in firefighting.
[0003] Prior art such as the utility model with publication number CN216772057U discloses a high temperature resistant fireproof firefighting communication optical cable, including a core structure, the core structure including a loose tube, an optical fiber body is arranged inside the loose tube, a filling fiber paste is arranged inside the loose tube, a nano-composite ceramic coating is arranged on the outer side wall of the loose tube, the loose tube surrounds the outer side of the reinforcing steel wire rope, and a fireproof structure is arranged on the outer side wall of the core structure. The utility model is provided with a loose tube, an optical fiber body, a reinforcing steel wire rope, a filling fiber paste and a nano-composite ceramic coating. The loose tube and the filling fiber paste can avoid the optical fiber body from being squeezed together, and the reinforcing steel wire rope is arranged in the middle of six groups of loose tubes, which effectively enhances the toughness and strength of the communication optical cable, can be bent repeatedly, and avoids the phenomenon of excessive bending of the communication optical cable, so that the repeated bending performance of the communication optical cable remains unchanged.
[0004] The inventors found in their daily work that most fire communication optical cables are insulated by filling a large amount of materials inside, which increases the cost of the product during the production process. At the same time, most optical cables are buried, and only the optical cables exposed to the outside need to be insulated. Therefore, improved operations are needed. Utility Model Content
[0005] The purpose of the utility model is to solve the shortcomings in the prior art that most fire communication optical cables are insulated by filling a large amount of materials inside, which increases the cost of the product during the production process, and most of the optical cables are buried, and only the exposed optical cables need to be insulated. A high temperature resistant and fireproof fire communication optical cable is proposed to solve the shortcomings that
[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a high-temperature resistant and fireproof firefighting communication optical cable, comprising an optical cable body and a protective device, wherein the protective device is arranged on the surface of the optical cable body, and the protective device comprises a first protective cover and a second protective cover, wherein the first protective cover and the second protective cover are both sleeved on the cable body, a support block is fixedly connected to the surface of the first protective cover, and the inner wall of the second protective cover is rotatably connected to the support block, a male Velcro patch is fixedly connected to the surface of the first protective cover, and a female Velcro patch is fixedly connected to the inner wall of the second protective cover, and heat insulation and fire prevention are achieved by the first protective cover, the second protective cover and foam, which effectively protects the optical cable for stable use, reduces the loss of the optical cable when encountering a fire, and is convenient for popularization and use.
[0007] Preferably, the inner walls of the first protective cover and the second protective cover are fixedly connected with foam, and the first protective cover and the second protective cover are put on the part of the optical cable body exposed to the outside, and then the foam wraps the cable body, and then the Velcro male patch is buckled on the Velcro female patch, and the positioning and installation operation of the protective cover is completed. By setting up a protective device, the exposed optical cable can be protected.
[0008] Preferably, the two foams have the same specifications.
[0009] Preferably, a supporting device is provided on the surface of the optical cable body, and the supporting device includes a first ferrule and a second ferrule, and the first ferrule and the second ferrule are both clamped on the optical cable body, and a first connecting rod is fixedly connected to the surface of the first ferrule, and a second connecting rod is fixedly connected to the surface of the second ferrule. By providing the supporting device, the cable can be supported, reducing the probability of damage at the bending point of the cable, and facilitating normal use of the equipment.
[0010] Preferably, one end of the first connecting rod away from the first ferrule is fixedly connected to the sleeve block, one end of the second connecting rod away from the second ferrule passes through the sleeve block, and the second connecting rod is slidably connected to the inner wall of the sleeve block.
[0011] Preferably, a handle is fixedly connected to the end of the second connecting rod away from the second ferrule, and a through hole is opened on the surface of the handle to provide support for the cable corners. The first ferrule and the second ferrule can be mounted on the cable body, and then the distance required for support can be adjusted by turning the bolt and then pulling the handle to adjust the distance between the first ferrule and the second ferrule. After the adjustment is appropriate, the bolt can be tightened.
[0012] Preferably, a threaded hole is provided on the surface of the sleeve block, and a bolt is threadedly connected to the inner wall of the threaded hole to complete the positioning operation of the second clamping block, thereby fixing the distance between the first clamping sleeve and the second clamping sleeve.
[0013] Compared with the prior art, the advantages and positive effects of the utility model are:
[0014] 1. In the utility model, the first protective cover and the second protective cover are put on the part of the optical cable body exposed to the outside, and then the cable body is wrapped with foam, and then the Velcro male patch is buckled on the Velcro female patch, and then the positioning and installation operation of the protective cover is completed. By setting the protective device, the exposed optical cable can be protected, and the first protective cover, the second protective cover and the foam are used to achieve heat insulation and fire prevention, effectively protect the optical cable for stable use, reduce the loss of the optical cable when encountering a fire, and facilitate popularization.
[0015] 2. In the utility model, in order to support the corners of the cable, the first ferrule and the second ferrule can be installed on the cable body, and then the distance required for support can be adjusted by turning the bolt and then pulling the handle to adjust the distance between the first ferrule and the second ferrule. After the adjustment is appropriate, the bolt can be tightened. By setting up a supporting device, the cable can be supported, the probability of damage at the cable bend is reduced, and the normal use of the equipment is facilitated. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 A three-dimensional structural diagram of a high temperature resistant and fireproof fire-fighting communication optical cable is proposed for the utility model;
[0017] Figure 2 The utility model provides a schematic diagram of the upward structure of a high temperature resistant and fireproof fire communication optical cable;
[0018] Figure 3 A schematic diagram of the structure of a protective device in a high temperature resistant and fireproof communication optical cable is proposed for the utility model;
[0019] Figure 4 The utility model proposes a high temperature resistant fireproof fire communication optical cable Figure 3 Schematic diagram of the expanded structure;
[0020] Figure 5 The utility model provides a structural schematic diagram of a supporting device in a high temperature resistant and fireproof fire-fighting communication optical cable.
[0021] Legend:
[0022] 1. Optical cable body; 2. Protective device; 21. First protective cover; 22. Second protective cover; 23. Foam; 24. Male Velcro; 25. Support block; 26. Female Velcro; 3. Support device; 31. First ferrule; 32. Second ferrule; 33. First connecting rod; 34. Second connecting rod; 35. Pull handle; 36. Block; 37. Bolt. DETAILED DESCRIPTION
[0023] See also Figure 1-5The utility model provides a technical solution: a high temperature resistant fireproof firefighting communication optical cable, comprising an optical cable body 1 and a protective device 2, the protective device 2 is arranged on the surface of the optical cable body 1, the protective device 2 comprises a first protective cover 21 and a second protective cover 22, the first protective cover 21 and the second protective cover 22 are both sleeved on the cable body, a support block 25 is fixedly connected to the surface of the first protective cover 21, the inner wall of the second protective cover 22 is rotatably connected to the support block 25, a Velcro male patch 24 is fixedly connected to the surface of the first protective cover 21, and a Velcro female patch 26 is fixedly connected to the inner wall of the second protective cover 22, heat insulation and fire prevention are achieved by the first protective cover 21, the second protective cover 22 and the foam 23, the optical cable is effectively protected for stable use, the loss of the optical cable when encountering a fire is reduced, and it is convenient for popularization and use.
[0024] Specifically, the inner walls of the first protective cover 21 and the second protective cover 22 are fixedly connected with foam 23. The first protective cover 21 and the second protective cover 22 are put on the exposed part of the optical cable body 1, and then the foam 23 wraps the cable body. Then the Velcro male patch 24 is buckled on the Velcro female patch 26, and the positioning and installation operation of the protective cover is completed. By setting the protective device 2, the exposed optical cable can be protected.
[0025] Specifically, the specifications of the two foams 23 are consistent.
[0026] In this embodiment: a supporting device 3 is provided on the surface of the optical cable body 1, and the supporting device 3 includes a first ferrule 31 and a second ferrule 32. The first ferrule 31 and the second ferrule 32 are both clamped on the optical cable body 1. A first connecting rod 33 is fixedly connected to the surface of the first ferrule 31, and a second connecting rod 34 is fixedly connected to the surface of the second ferrule 32. By providing the supporting device 3, the cable can be supported, the probability of damage at the bending part of the cable is reduced, and the normal use of the equipment is facilitated.
[0027] Specifically, one end of the first connecting rod 33 away from the first clamping sleeve 31 is fixedly connected to the sleeve block 36 , one end of the second connecting rod 34 away from the second clamping sleeve 32 passes through the sleeve block 36 , and the second connecting rod 34 is slidably connected to the inner wall of the sleeve block 36 .
[0028] In this embodiment: the end of the second connecting rod 34 away from the second clamping sleeve 32 is fixedly connected with a handle 35, and a through hole is opened on the surface of the handle 35 to support the cable corners. The first clamping sleeve 31 and the second clamping sleeve 32 can be mounted on the cable body, and then the distance required for support can be adjusted by turning the bolt 37 and then pulling the handle 35 to adjust the distance between the first clamping sleeve 31 and the second clamping sleeve 32. After the adjustment is appropriate, tighten the bolt 37.
[0029] Specifically, a threaded hole is formed on the surface of the sleeve block 36 , and a bolt 37 is threadedly connected to the inner wall of the threaded hole to complete the positioning operation of the second clamping block, thereby fixing the distance between the first clamping sleeve 31 and the second clamping sleeve 32 .
[0030] Working principle: put the first protective cover 21 and the second protective cover 22 on the exposed part of the optical cable body 1, then wrap the foam 23 around the cable body, then buckle the male Velcro 24 on the female Velcro 26, and then complete the positioning and installation operation of the protective cover. By setting the protective device 2, the exposed optical cable can be protected. The first protective cover 21, the second protective cover 22 and the foam 23 can be used to achieve heat insulation and fire prevention, effectively protect the optical cable for stable use, reduce the loss of the optical cable when encountering a fire, and facilitate popularization. For support at the corners of the cable, the first ferrule 31 and the second ferrule 32 can be put on the cable body, and then the distance required for support can be adjusted. Turn the bolt 37, and then pull the handle 35 to adjust the distance between the first ferrule 31 and the second ferrule 32. After the adjustment is appropriate, tighten the bolt 37. By setting the supporting device 3, the cable can be supported to reduce the probability of damage at the cable bend, which is convenient for normal use of the equipment.
Claims
1. A high temperature resistant fireproof communication optical cable, comprising an optical cable body (1) and a protective device (2), characterized in that: The protective device (2) is arranged on the surface of the optical cable body (1), and comprises a first protective cover (21) and a second protective cover (22). The first protective cover (21) and the second protective cover (22) are both sleeved on the cable body. A support block (25) is fixedly connected to the surface of the first protective cover (21), and an inner wall of the second protective cover (22) is rotatably connected to the support block (25). A male Velcro patch (24) is fixedly connected to the surface of the first protective cover (21), and a female Velcro patch (26) is fixedly connected to the inner wall of the second protective cover (22).
2. A high temperature resistant and fireproof firefighting communication optical cable according to claim 1, characterized in that: The inner walls of the first protective cover (21) and the second protective cover (22) are both fixedly connected with foam (23).
3. A high temperature resistant and fireproof firefighting communication optical cable according to claim 2, characterized in that: The specifications of the two foams (23) are consistent.
4. The high temperature resistant and fireproof firefighting communication optical cable according to claim 1, characterized in that: A supporting device (3) is provided on the surface of the optical cable body (1), and the supporting device (3) comprises a first ferrule (31) and a second ferrule (32), both of which are clamped on the optical cable body (1), a first connecting rod (33) is fixedly connected to the surface of the first ferrule (31), and a second connecting rod (34) is fixedly connected to the surface of the second ferrule (32).
5. A high temperature resistant and fireproof firefighting communication optical cable according to claim 4, characterized in that: One end of the first connecting rod (33) away from the first clamping sleeve (31) is fixedly connected to the sleeve block (36), and one end of the second connecting rod (34) away from the second clamping sleeve (32) passes through the sleeve block (36), and the second connecting rod (34) is slidably connected to the inner wall of the sleeve block (36).
6. The high temperature resistant and fireproof firefighting communication optical cable according to claim 4, characterized in that: One end of the second connecting rod (34) away from the second clamping sleeve (32) is fixedly connected to a pull handle (35), and a through hole is formed on the surface of the pull handle (35).
7. The high temperature resistant and fireproof firefighting communication optical cable according to claim 5, characterized in that: A threaded hole is provided on the surface of the sleeve block (36), and a bolt (37) is threadedly connected to the inner wall of the threaded hole.