CN212083756U - Optical cable with flame retardant effect - Google Patents
Optical cable with flame retardant effect Download PDFInfo
- Publication number
- CN212083756U CN212083756U CN202020856783.4U CN202020856783U CN212083756U CN 212083756 U CN212083756 U CN 212083756U CN 202020856783 U CN202020856783 U CN 202020856783U CN 212083756 U CN212083756 U CN 212083756U
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- China
- Prior art keywords
- layer
- optical cable
- arc
- flame
- shaped plate
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- Expired - Fee Related
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- 230000003287 optical effect Effects 0.000 title claims abstract description 45
- 239000003063 flame retardant Substances 0.000 title claims abstract description 35
- 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 30
- 230000000694 effects Effects 0.000 title claims description 11
- 239000004744 fabric Substances 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000013307 optical fiber Substances 0.000 claims abstract description 15
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 10
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 10
- 239000000835 fiber Substances 0.000 claims abstract description 9
- -1 loose sleeve pipe Substances 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 65
- 239000011241 protective layer Substances 0.000 claims description 24
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 239000011888 foil Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 2
- 230000032683 aging Effects 0.000 abstract description 6
- 239000011521 glass Substances 0.000 abstract description 6
- 230000002787 reinforcement Effects 0.000 abstract description 6
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 229920000742 Cotton Polymers 0.000 abstract description 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 abstract description 4
- 235000011613 Pinus brutia Nutrition 0.000 abstract description 4
- 241000018646 Pinus brutia Species 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 3
- 239000003365 glass fiber Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000006071 cream Substances 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an optical cable with flame retardant efficiency, including optical cable body, outer jacket, fire-retardant layer, first water blocking layer, inner sheath, second water blocking layer, cable cream, loose sleeve pipe, optical fiber core, fine cream, central reinforcement, connecting block, arc and through-hole. The cable is characterized in that a flame-retardant layer is arranged inside the cable body, the flame-retardant layer is made of polyvinyl chloride coated cloth, the polyvinyl chloride coated cloth is made of glass fiber cloth, glass cotton cloth and chemical fiber cloth serving as base cloth and coated by a special process, the cable has good performances of water resistance, flame retardance, mildew resistance, cold resistance, corrosion resistance, aging resistance and the like, and the flame retardance and the water resistance of the cable body can be enhanced by matching the first water-resistant layer and the second water-resistant layer; evenly distributed has the arc in the surperficial equidistance of central reinforcement, can fix a position the pine sleeve pipe through the arc, can be with the inside of pine sleeve pipe block at the arc when filling the cable paste simultaneously, has avoided the inside phenomenon that the dislocation warp appears when receiving the extrusion of optical cable body, has improved optical cable body compressive capacity.
Description
Technical Field
The utility model relates to an optical cable specifically is an optical cable with flame retardant efficiency, belongs to optical cable application technical field.
Background
Fiber optic cables are manufactured to meet optical, mechanical, or environmental performance specifications by utilizing one or more optical fibers disposed in a covering jacket as the transmission medium and are used individually or in groups as telecommunication cable assemblies; the optical cable is mainly composed of optical fibers (thin like glass filaments of hair), a plastic protective sleeve and a plastic outer skin, metals such as gold, silver, copper and aluminum and the like are not contained in the optical cable, the optical cable generally has no recycling value, a cable core is formed by a certain number of optical fibers according to a certain mode, a sheath is wrapped outside the optical cable, and an outer protective layer is also wrapped outside the optical cable, so that the optical signal transmission is realized.
In the prior art, the optical cable has obtained extensive application in urban construction, and current optical cable inner structure is generally comparatively simple, and it possesses fire retardance and water-blocking nature comparatively limited, is unfavorable for using in some special environment, and present optical cable produces the deformation easily when receiving external force, and more serious can make its inside optical fiber core damage. Accordingly, an optical cable having a flame retardant effect is proposed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an optical cable with flame retardant efficiency just in order to solve above-mentioned problem.
The utility model realizes the purpose through the following technical proposal, an optical cable with flame retardant effect, which comprises an optical cable body, an optical fiber core, a central reinforcement, a connecting block and an arc plate which are arranged in sequence;
the optical cable body comprises an outer protective layer, a flame-retardant layer, a first waterproof layer, an inner protective layer and a second waterproof layer, wherein the inner surface of the outer protective layer is fixedly connected with the outer surface of the flame-retardant layer, the inner surface of the flame-retardant layer is fixedly connected with the outer surface of the first waterproof layer, the inner surface of the first waterproof layer is fixedly connected with the outer surface of the inner protective layer, and the inner surface of the inner protective layer is fixedly connected with the outer surface of the second waterproof layer;
the central reinforcing piece is positioned in the second waterproof layer, cable paste is filled between the central reinforcing piece and the second waterproof layer, the connecting block is fixedly connected to the surface of the central reinforcing piece, and the arc-shaped plate is fixedly connected to the outer end of the connecting block; the surface of the optical fiber core is sleeved with a loose tube, fiber paste is filled between the loose tube and the optical fiber core, and the loose tube is clamped inside the arc-shaped plate.
Preferably, the outer sheath and the inner sheath both adopt polyethylene sheaths, and the thicknesses of the outer sheath and the inner sheath are the same.
Preferably, the flame-retardant layer is polyvinyl chloride coated fabric, and is bonded with the adjacent inner layer and the outer layer.
Preferably, the first water-resistant layer and the second water-resistant layer are both made of aluminum foil materials and are bonded with the adjacent inner layer and the outer layer.
Preferably, the inner diameter of the arc-shaped plate is the same as the outer diameter of the loose tube, and the arc-shaped plate is uniformly distributed on the surface of the central reinforcing part at equal intervals.
Preferably, the surface of the arc-shaped plate is provided with through holes, and the through holes are uniformly distributed on the surface of the arc-shaped plate.
The utility model has the advantages that:
1. the utility model discloses be equipped with fire-retardant layer in the inside of optical cable body, fire-retardant layer adopts polyvinyl chloride coated fabric, and polyvinyl chloride coated fabric is by fine cloth of glass, glass cotton cloth, chemical fabric as the base cloth, and with special technology coating, it has good performances such as waterproof, fire-retardant, mould proof, winter protection, anticorrosion, ageing-resistant, the fire-retardant and waterproof ability of optical cable body can be strengthened to the cooperation first water blocking layer and second water blocking layer simultaneously;
2. the utility model discloses there is the arc at the surperficial equidistance evenly distributed of center reinforcement, can fix a position the pine sleeve pipe through the arc, can be simultaneously when filling the cable paste with the inside of pine sleeve pipe block at the arc to this has avoided the phenomenon that the optical cable body is inside to appear the dislocation deformation when receiving the extrusion, has improved optical cable body compressive capacity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 the drawings without inventive exercise.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the end face structure of the present invention;
fig. 3 is the connection diagram of the connection block and the arc plate of the utility model.
In the figure: 1. the optical cable comprises an optical cable body, 2, an outer protective layer, 3, a flame retardant layer, 4, a first water-resistant layer, 5, an inner protective layer, 6, a second water-resistant layer, 7, cable paste, 8, a loose tube, 9, an optical fiber core, 10, fiber paste, 11, a central reinforcing piece, 12, a connecting block, 13, an arc-shaped plate, 14 and a through hole.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-3, an optical cable with flame retardant effect includes an optical cable body 1, an optical fiber core 9, a central reinforcement 11, a connection block 12 and an arc-shaped plate 13, which are sequentially installed;
the optical cable body 1 comprises an outer protective layer 2, a flame-retardant layer 3, a first waterproof layer 4, an inner protective layer 5 and a second waterproof layer 6, wherein the inner surface of the outer protective layer 2 is fixedly connected with the outer surface of the flame-retardant layer 3, the inner surface of the flame-retardant layer 3 is fixedly connected with the outer surface of the first waterproof layer 4, the inner surface of the first waterproof layer 4 is fixedly connected with the outer surface of the inner protective layer 5, and the inner surface of the inner protective layer 5 is fixedly connected with the outer surface of the second waterproof layer 6;
the central reinforcing part 11 is positioned inside the second waterproof layer 6, cable paste 7 is filled between the central reinforcing part 11 and the second waterproof layer 6, the connecting block 12 is fixedly connected to the surface of the central reinforcing part 11, and the arc-shaped plate 13 is fixedly connected to the outer end of the connecting block 12; the surface of the optical fiber core 9 is sleeved with a loose tube 8, fiber paste 10 is filled between the loose tube 8 and the optical fiber core 9, and the loose tube 8 is clamped inside the arc-shaped plate 13.
The outer protection layer 2 and the inner protection layer 5 both adopt polyethylene sheaths, the thicknesses of the outer protection layer and the inner protection layer are the same, and the polyethylene sheaths have strong ageing resistance and corrosion resistance and long service life; the flame-retardant layer 3 is made of polyvinyl chloride coated cloth, and is bonded with the adjacent inner layer and the adjacent outer layer, the polyvinyl chloride coated cloth is made of glass fiber cloth, glass cotton cloth and chemical fiber cloth which are used as base cloth and coated by a special process, and the polyvinyl chloride coated cloth has the performances of water resistance, flame retardance, mildew resistance, cold resistance, corrosion resistance, aging resistance and the like; the first water-resistant layer 4 and the second water-resistant layer 6 are both made of aluminum foil materials, and are bonded and connected with the adjacent inner layer and the outer layer, and the aluminum foil materials have strong water-resistant capacity; the inner diameter of the arc-shaped plate 13 is the same as the outer diameter of the loose tube 8, the arc-shaped plates 13 are uniformly distributed on the surface of the central reinforcing part 11 at equal intervals, and the central reinforcing part 11 can reinforce the optical cable body 1; through holes 14 are formed in the surface of the arc-shaped plate 13, and the through holes 14 are uniformly distributed on the surface of the arc-shaped plate 13, so that the loose tube 8 can be fixed conveniently through the fiber paste 10.
When the utility model is used, firstly, the outer protective layer 2 and the inner protective layer 5 both adopt polyethylene sheaths, and the polyethylene sheaths have stronger ageing resistance and corrosion resistance and longer service life; the flame-retardant layer 3 is made of polyvinyl chloride coated cloth which is formed by coating glass fiber cloth, glass cotton cloth and chemical fiber cloth serving as base cloth by a special process and has the performances of water resistance, flame retardance, mildew resistance, cold resistance, corrosion resistance, aging resistance and the like; the first water-resistant layer 4 and the second water-resistant layer 6 are both made of aluminum foil materials which have strong water-resistant capacity;
then evenly distributed has arc 13 in the surface equidistance of central reinforcement 11, can fix a position loose sleeve 8 through arc 13, can be with the inside of loose sleeve 8 block at arc 13 when filling cable paste 7 simultaneously to this has avoided optical cable body 1 to receive the phenomenon that the dislocation warp appears in the inside when the extrusion, has improved optical cable body compressive capacity.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. An optical cable with flame retardant effect which characterized in that: the optical cable comprises an optical cable body (1), an optical fiber core (9), a central reinforcing piece (11), a connecting block (12) and an arc-shaped plate (13) which are sequentially arranged;
the optical cable body (1) comprises an outer protective layer (2), a flame-retardant layer (3), a first waterproof layer (4), an inner protective layer (5) and a second waterproof layer (6), wherein the inner surface of the outer protective layer (2) is fixedly connected with the outer surface of the flame-retardant layer (3), the inner surface of the flame-retardant layer (3) is fixedly connected with the outer surface of the first waterproof layer (4), the inner surface of the first waterproof layer (4) is fixedly connected with the outer surface of the inner protective layer (5), and the inner surface of the inner protective layer (5) is fixedly connected with the outer surface of the second waterproof layer (6);
the central reinforcing piece (11) is positioned inside the second waterproof layer (6), cable paste (7) is filled between the central reinforcing piece (11) and the second waterproof layer (6), the connecting block (12) is fixedly connected to the surface of the central reinforcing piece (11), and the arc-shaped plate (13) is fixedly connected to the outer end of the connecting block (12); the surface of the optical fiber core (9) is sleeved with a loose tube (8), a fiber paste (10) is filled between the loose tube (8) and the optical fiber core (9), and the loose tube (8) is clamped inside the arc-shaped plate (13).
2. An optical cable having a flame retardant effect according to claim 1, wherein: the outer protective layer (2) and the inner protective layer (5) both adopt polyethylene protective sleeves, and the thicknesses of the outer protective layer and the inner protective layer are the same.
3. An optical cable having a flame retardant effect according to claim 1, wherein: the flame-retardant layer (3) is made of polyvinyl chloride coated cloth and is bonded with the adjacent inner layer and the outer layer.
4. An optical cable having a flame retardant effect according to claim 1, wherein: the first water-resistant layer (4) and the second water-resistant layer (6) are both made of aluminum foil materials and are bonded and connected with the adjacent inner layer and the outer layer.
5. An optical cable having a flame retardant effect according to claim 1, wherein: the inner diameter of the arc-shaped plate (13) is the same as the outer diameter of the loose tube (8), and the arc-shaped plate (13) is uniformly distributed on the surface of the central reinforcing part (11) at equal intervals.
6. An optical cable having a flame retardant effect according to claim 1, wherein: the surface of the arc-shaped plate (13) is provided with through holes (14), and the through holes (14) are uniformly distributed on the surface of the arc-shaped plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020856783.4U CN212083756U (en) | 2020-05-20 | 2020-05-20 | Optical cable with flame retardant effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020856783.4U CN212083756U (en) | 2020-05-20 | 2020-05-20 | Optical cable with flame retardant effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212083756U true CN212083756U (en) | 2020-12-04 |
Family
ID=73568708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020856783.4U Expired - Fee Related CN212083756U (en) | 2020-05-20 | 2020-05-20 | Optical cable with flame retardant effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212083756U (en) |
-
2020
- 2020-05-20 CN CN202020856783.4U patent/CN212083756U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |