CN221125599U - Flame-retardant fire-resistant cable for communication - Google Patents
Flame-retardant fire-resistant cable for communication Download PDFInfo
- Publication number
- CN221125599U CN221125599U CN202322765063.3U CN202322765063U CN221125599U CN 221125599 U CN221125599 U CN 221125599U CN 202322765063 U CN202322765063 U CN 202322765063U CN 221125599 U CN221125599 U CN 221125599U
- Authority
- CN
- China
- Prior art keywords
- auxiliary
- injection molding
- cable
- inner core
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004891 communication Methods 0.000 title claims abstract description 26
- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 24
- 239000003063 flame retardant Substances 0.000 title claims abstract description 20
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 238000001746 injection moulding Methods 0.000 claims abstract description 38
- 230000000903 blocking effect Effects 0.000 claims abstract description 20
- 238000000926 separation method Methods 0.000 claims abstract description 18
- 239000004033 plastic Substances 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 241000463219 Epitheca Species 0.000 claims 4
- 239000010410 layer Substances 0.000 description 66
- 210000001503 joint Anatomy 0.000 description 6
- 238000000465 moulding Methods 0.000 description 4
- 230000000181 anti-adherent effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Landscapes
- Insulating Bodies (AREA)
Abstract
The utility model relates to the technical field of cables, in particular to a flame-retardant fire-resistant cable for communication, which comprises a cable inner core and an inner core insulating layer, wherein the inner core insulating layer is wrapped outside the cable inner core, a blocking structure is arranged outside the inner core insulating layer and comprises a blocking inner frame, the blocking inner frame is wrapped outside the inner core insulating layer, an injection molding outer layer is wrapped on the surface of the blocking inner frame in an injection molding mode, and an auxiliary structure is arranged outside the injection molding outer layer. The utility model can form the long-strip-shaped cable with orderly sections through the separation of the blocking inner frame and the injection molding of the injection molding outer layer, is convenient for respectively isolating flame retardance and fire resistance, and is more convenient to use.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a flame-retardant fire-resistant cable for communication.
Background
Along with the continuous development of science and technology, the communication facility network is also continuously perfected, the communication cable is used as an important transmission carrier, the application is very wide, and the communication cable is an important connection cell for transmitting telephones, telegraphs, fax files, televisions, broadcasting programs, data and other electric signals, and is usually formed by combining a plurality of mutually insulated wires, and flame retardance, fire resistance and the like are required to be achieved when the communication cable is used;
For this, chinese application number: CN214705536U discloses a fire-retardant fire-resistant cable for communication, including electric core, bifilar cable core and insulating cladding, be provided with on the electric core bifilar cable core, bifilar cable core outside is provided with insulating cladding. The beneficial effects are that: according to the utility model, the polyvinyl chloride flame-retardant inner layer, the polyvinyl chloride flame-retardant outer layer and the water-based inorganic zinc-rich coating layer are arranged, so that the inside of the electric core of the cable, the middle part of the cable and the exposed part of the outer surface layer have high flame-retardant performance, and the cable is not easy to ignite, thereby prolonging the service life of the cable;
However, the conventional communication cable is mostly cylindrical in cross section, and the multi-strand wires are mutually contacted and entangled, if one group of wires is unexpected, the contact and mutual influence of other wires are easily caused,
Accordingly, in order to solve the above problems, a flame retardant fire resistant cable for communication has been proposed.
Disclosure of Invention
The utility model aims to provide a flame-retardant fire-resistant cable for communication, which solves the problems that the conventional communication cable proposed in the background art is mostly cylindrical in cross section, and a plurality of wires are mutually contacted and entangled, and if one group of wires is unexpected, the contact of other wires is easily affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fire-retardant fire-resistant cable for communication, includes cable inner core and inner core insulating layer, the inner core insulating layer parcel is outside the cable inner core, the inner core insulating layer outside is provided with the separation structure, the separation structure includes the separation inside casing, the separation inside casing parcel is outside the inner core insulating layer, the outside of injection moulding of separation inside casing surface parcel has the outer layer of moulding plastics, the outer outside of moulding plastics is provided with auxiliary structure.
Preferably, the cross sections of the blocking inner frame and the injection molding outer layer are in a strip shape, the inner part of the blocking inner frame is divided into a plurality of identical inner cavities, and the outer wall of the injection molding outer layer is coated with a wear-resistant coating.
Preferably, still be provided with inlayer protective sheath, braced frame, armor and rubber inlayer between separation inside casing and the inner core insulating layer, the inlayer protective sheath is located braced frame inside, the inlayer protective sheath parcel is outside the inner core insulating layer, the armor is inside the rubber inlayer, the armor cover is established outside braced frame, the laminating of rubber inlayer is at separation inside casing inner wall.
Preferably, the support frame is supported between two groups of cable inner cores in a B shape, and the middle inside of the support frame is internally provided with a pull-preventing strip in a penetrating way.
Preferably, a filling fire-resistant layer is filled between the supporting frame and the armor layer, and the filling fire-resistant layer is adhered to the outer wall of the supporting frame.
Preferably, the auxiliary structure comprises an auxiliary upper shell and an auxiliary lower head which are integrally arranged with the injection molding outer layer, the auxiliary upper shell is positioned on the upper surface of the injection molding outer layer, the auxiliary lower head is positioned on the lower surface of the injection molding outer layer, a limiting convex ball is integrally arranged on the inner wall of the auxiliary upper shell, a limiting groove corresponding to the limiting convex ball is formed in the outer wall of the auxiliary lower head, and the auxiliary upper shell and the auxiliary lower head are inserted through a degumming prevention rod when assembled.
Preferably, an auxiliary jack corresponding to the anti-degumming rod is arranged between the auxiliary upper shell and the auxiliary lower head side wall, and the two side edges of the injection molding outer layer are also provided with an auxiliary side shell and an auxiliary side head which are consistent with the auxiliary upper shell and the auxiliary lower head, the auxiliary side shell is positioned on the left side of the injection molding outer layer, and the auxiliary side head is positioned on the right side of the injection molding outer layer.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the strip-shaped cable with a orderly section can be formed by separating the blocking inner frame and injection molding the injection molding outer layer, so that the insulation, flame retardance and fire resistance are realized, and the use is more convenient;
according to the utility model, the separation structure is arranged, the plurality of areas are separated under the arrangement of the separation inner frame, so that the support assembly of the electric core in the separation inner frame is facilitated, the electric core can not be mutually contacted and entangled during subsequent use, the use is more convenient, and the convenience and the practicability of the communication cable are improved through the design.
The auxiliary structure is arranged, so that the upper and lower butt joint assembly of the injection molding outer layer is facilitated under the arrangement of the auxiliary upper shell and the auxiliary lower head, the upper and lower butt joint assembly is facilitated during assembly and use, the winding between cables is reduced and improved, the subsequent use is more convenient, and the convenience and the practicability of the communication cable are improved through the design.
Drawings
FIG. 1 is a schematic elevational cross-sectional view of the structure of the present utility model;
FIG. 2 is a schematic top view of the structure of the present utility model;
FIG. 3 is a schematic cross-sectional elevation view of a partial structure of the auxiliary upper shell and the auxiliary lower head during auxiliary splicing according to the present utility model;
FIG. 4 is an enlarged schematic view of the structure A in FIG. 1 according to the present utility model;
FIG. 5 is an enlarged schematic view of the structure of FIG. 2B according to the present utility model;
In the figure: 111. a cable core; 112. an inner core insulating layer; 2. a barrier structure; 211. a barrier inner frame; 212. injection molding the outer layer; 213. an inner protective sleeve; 214. a support frame; 215. filling a fire-resistant layer; 216. an armor layer; 217. a rubber inner layer; 218. preventing bracing; 219. a wear-resistant coating; 3. an auxiliary structure; 311. an auxiliary upper case; 312. auxiliary lower head; 313. limiting convex balls; 314. a limit groove; 315. an anti-degumming rod; 316. an auxiliary jack; 317. an auxiliary side shell; 318. auxiliary edge heads.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, an embodiment of the present utility model is provided:
The utility model provides a fire-retardant fire-resistant cable for communication, includes cable inner core 111 and inner core insulating layer 112, and the outside of cable inner core 111 is wrapped up in to inner core insulating layer 112, and the outside of inner core insulating layer 112 is provided with separation structure 2, and separation structure 2 includes separation inside casing 211, separation inside casing 211 parcel outside inner core insulating layer 112, separation inside casing 211 surface injection molding parcel have the outer layer 212 of moulding plastics, and the outer layer 212 outside of moulding plastics is provided with auxiliary structure 3;
The cross sections of the inner blocking frame 211 and the outer injection molding layer 212 are in a long strip shape, the inner blocking frame 211 is internally divided into a plurality of identical inner cavities, and the outer wall of the outer injection molding layer 212 is coated with the wear-resistant coating 219;
An inner layer protection sleeve 213, a support frame 214, an armor layer 216 and a rubber inner layer 217 are further arranged between the inner blocking frame 211 and the inner core insulating layer 112, the inner layer protection sleeve 213 is positioned inside the support frame 214, the inner layer protection sleeve 213 is wrapped outside the inner core insulating layer 112, the armor layer 216 is positioned inside the rubber inner layer 217, the armor layer 216 is covered outside the support frame 214, the rubber inner layer 217 is attached to the inner wall of the inner blocking frame 211, through the design, the support assembly of the cable inner core 111 and the inner core insulating layer 112 is facilitated, mutual independence between all areas is facilitated, and the use is more convenient;
The support frame 214 is supported between the two groups of cable cores 111 in a B shape, and the middle of the support frame 214 is internally provided with the anti-bracing piece 218 in a penetrating way, so that the anti-bracing piece 218 is convenient to assist in preventing pulling damage, and the use is safer;
A filling fire-resistant layer 215 is filled between the supporting frame 214 and the armor layer 216, and the filling fire-resistant layer 215 is adhered to the outer wall of the supporting frame 214, so that the filling support, flame retardance and fire resistance between the supporting frame 214 and the armor layer 216 can be conveniently maintained through the design;
The auxiliary structure 3 comprises an auxiliary upper shell 311 and an auxiliary lower head 312 which are integrally arranged with the injection molding outer layer 212, wherein the auxiliary upper shell 311 is positioned on the upper surface of the injection molding outer layer 212, the auxiliary lower head 312 is positioned on the lower surface of the injection molding outer layer 212, a limiting convex ball 313 is integrally arranged on the inner wall of the auxiliary upper shell 311, a limiting groove 314 corresponding to the limiting convex ball 313 is formed in the outer wall of the auxiliary lower head 312, and auxiliary assembly is inserted through an anti-degumming rod 315 when the auxiliary upper shell 311 and the auxiliary lower head 312 are clamped and assembled, so that the upper and lower butt joint assembly of the injection molding outer layer 212 is facilitated through the design;
Auxiliary jack 316 corresponding to anti-degumming rod 315 is arranged in the middle of the side walls of auxiliary upper shell 311 and auxiliary lower head 312, auxiliary side shells 317 and auxiliary side heads 318 which are consistent with auxiliary upper shell 311 and auxiliary lower head 312 are arranged on the two sides of injection molding outer layer 212, auxiliary side shells 317 are positioned on the left side of injection molding outer layer 212, and auxiliary side heads 318 are positioned on the right side of injection molding outer layer 212.
When the communication cable is required to be assembled and used, under a plurality of areas separated by the blocking inner frame 211, the cable inner core 111 and the inner core insulating layer 112 inside the communication cable are conveniently isolated relatively, then under the supporting assembly of the inner layer protecting sleeve 213 and the supporting frame 214, the stable supporting assembly between the cable inner core 111 and the inner core insulating layer 112 inside each area is conveniently carried out, further under the shielding of the armor layer 216 and the rubber inner layer 217, the relatively independent flame-retardant and fire-resistant mutual noninterference is conveniently carried out in each area, other groups of lines are prevented from being influenced by the ignition of one group of lines, the mutually-burning condition caused by the interference is reduced, further, the splicing is conveniently carried out when a plurality of injection molding outer layers 212 are assembled under the strip-shaped arrangement, the upper auxiliary upper shell 311 and the auxiliary lower head 312 are in up-down butt joint, or the upper and lower auxiliary side shells 317 and the auxiliary side heads 318 are in up-down butt joint, the mutual clamping is conveniently carried out through the cooperation of the limiting convex balls 313 and the limiting grooves 314 during the butt joint, then the anti-adhesive rod is inserted into the side walls of the auxiliary upper shell 311 and the auxiliary lower head 312 through the auxiliary jacks 316, one end of the anti-adhesive rod is conveniently softened in advance, the other end is conveniently pressed flat, the other end is prevented from being adhered, the other end is conveniently pressed, the other end is prevented from being influenced by the line is more flat, the other groups of lines are more easily deformed, the mutually-parallel and the outer layers 315 are conveniently and the mutually-wound and the mutually-parallel and maintained by the injection molding and the outer layers 315 are conveniently and convenient to be conveniently maintained when the mutually-parallel.
Claims (7)
1. The utility model provides a fire-retardant fire-resistant cable for communication, includes cable inner core (111) and inner core insulating layer (112), inner core insulating layer (112) parcel is outside cable inner core (111), its characterized in that: the novel insulation structure is characterized in that a blocking structure (2) is arranged outside the inner core insulating layer (112), the blocking structure (2) comprises a blocking inner frame (211), the blocking inner frame (211) is wrapped outside the inner core insulating layer (112), an injection molding outer layer (212) is wrapped on the surface of the blocking inner frame (211) in an injection molding mode, and an auxiliary structure (3) is arranged outside the injection molding outer layer (212).
2. A fire resistant and flame retardant cable for communication according to claim 1, wherein: the cross sections of the blocking inner frame (211) and the injection molding outer layer (212) are in a strip shape, the inner part of the blocking inner frame (211) is divided into a plurality of identical inner cavities, and the outer wall of the injection molding outer layer (212) is coated with a wear-resistant coating (219).
3.A fire resistant and flame retardant cable for communication according to claim 1, wherein: still be provided with inlayer protective sheath (213), braced frame (214), armor (216) and rubber inlayer (217) between separation inside casing (211) and inner core insulating layer (112), inlayer protective sheath (213) are located braced frame (214) inside, inlayer protective sheath (213) parcel is outside inner core insulating layer (112), armor (216) are located inside rubber inlayer (217), armor (216) cover is established in braced frame (214) outside, laminating of rubber inlayer (217) is at separation inside casing (211) inner wall.
4. A fire resistant and flame retardant cable for communication according to claim 3, wherein: the support frame (214) is supported between the two groups of cable cores (111) in a B shape, and an anti-bracing strip (218) is arranged in the middle of the support frame (214) in a penetrating manner.
5. A fire resistant and flame retardant cable for communication according to claim 3, wherein: and a filling fire-resistant layer (215) is filled between the supporting frame (214) and the armor layer (216), and the filling fire-resistant layer (215) is adhered to the outer wall of the supporting frame (214).
6. A fire resistant and flame retardant cable for communication according to claim 1, wherein: auxiliary structure (3) include with mould plastics outer (212) an organic whole be provided with supplementary epitheca (311) and supplementary lower head (312), supplementary epitheca (311) are located and mould plastics outer (212) upper portion surface, supplementary lower head (312) are located and mould plastics outer (212) lower part surface, supplementary epitheca (311) inner wall an organic whole is provided with spacing protruding ball (313), supplementary lower head (312) outer wall has seted up spacing recess (314) that correspond with spacing protruding ball (313), supplementary epitheca (311) are established with supplementary lower head (312) card and are inserted through anti-degumping stick (315) and establish supplementary assembly.
7. The flame retardant and fire resistant cable for communication according to claim 6, wherein: auxiliary jack (316) corresponding to anti-degumming rod (315) is arranged in the middle of the side walls of auxiliary upper shell (311) and auxiliary lower head (312), auxiliary side shells (317) and auxiliary side heads (318) which are consistent with auxiliary upper shell (311) and auxiliary lower head (312) are arranged on two sides of injection molding outer layer (212) as well, auxiliary side shells (317) are positioned on the left side of injection molding outer layer (212), and auxiliary side heads (318) are positioned on the right side of injection molding outer layer (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322765063.3U CN221125599U (en) | 2023-10-16 | 2023-10-16 | Flame-retardant fire-resistant cable for communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322765063.3U CN221125599U (en) | 2023-10-16 | 2023-10-16 | Flame-retardant fire-resistant cable for communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221125599U true CN221125599U (en) | 2024-06-11 |
Family
ID=91336464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322765063.3U Active CN221125599U (en) | 2023-10-16 | 2023-10-16 | Flame-retardant fire-resistant cable for communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221125599U (en) |
-
2023
- 2023-10-16 CN CN202322765063.3U patent/CN221125599U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN221125599U (en) | Flame-retardant fire-resistant cable for communication | |
| CN217182496U (en) | Waterproof high-flame-retardant fire-resistant cable | |
| CN217740210U (en) | Efficient shielding computer cable based on triple shielding structure | |
| CN214428361U (en) | Intelligent anti-theft cold-resistant medium-voltage multi-core armored cable | |
| CN216697883U (en) | Crosslinked polyethylene insulation environment-friendly rat and termite resistant medium-voltage power cable | |
| CN114924371A (en) | Tensile 5G optical fiber ribbon with shielding prevention | |
| CN212322689U (en) | Outdoor fireproof flexible cable | |
| CN213691558U (en) | Novel flame-retardant power cable | |
| CN211181691U (en) | Special cable for fireproof instrument robot | |
| CN210896707U (en) | Stretch-proof flame-retardant water-blocking cable | |
| CN113782267A (en) | Optical fiber composite submarine cable and preparation method thereof | |
| CN218896489U (en) | Long-life wire and cable | |
| CN210039738U (en) | Armored oxygen-barrier insulating flame-retardant polyethylene plastic cable structure | |
| CN216287652U (en) | High-flame-retardant cold-resistant moisture-resistant low-voltage control cable | |
| CN219553257U (en) | High-temperature-resistant fire-proof cable | |
| CN216053966U (en) | Thermoplastic elastomer new energy cable | |
| CN211265067U (en) | Optical fiber composite fire-resistant low-voltage cable | |
| CN215069371U (en) | Special vertical water-blocking cable for irrigation system | |
| CN221125594U (en) | Fire-resistant cable of multilayer protection | |
| CN216119599U (en) | Environment-friendly B1-grade high-performance flame-retardant cable | |
| CN216014878U (en) | Wear-resistant cable | |
| CN217157756U (en) | Anti-bending compression-resistant cable | |
| CN216487452U (en) | Photoelectric composite cable | |
| CN218214676U (en) | Integrated cable and integrated device thereof | |
| CN217506936U (en) | Super-shielded control cable for intelligent electrical equipment switch cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |