CN204575918U - Novel ratproof optic cable - Google Patents
Novel ratproof optic cable Download PDFInfo
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- CN204575918U CN204575918U CN201520225353.1U CN201520225353U CN204575918U CN 204575918 U CN204575918 U CN 204575918U CN 201520225353 U CN201520225353 U CN 201520225353U CN 204575918 U CN204575918 U CN 204575918U
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Abstract
The utility model discloses a kind of Novel ratproof optic cable; be made up of optical cable core, composite steel-plastic belt, inner sheath protective seam, glass fibre reinforcing band and oversheath protective seam; described optical cable core is coated with composite steel-plastic belt; inner sheath protective seam has been extruded outside described composite steel-plastic belt; described inner sheath protective seam is coated with glass fiber reinforcement band, has extruded oversheath protective seam outside described glass fiber reinforcement band.The utility model make use of the method that physics protection against rodents and biological protection against rodents combine and carries out effective protection against rodents, its cable configuration is relatively simple, easy realization, reduce cost than traditional physics rodent-resistant cable, improve production efficiency, improve protection against rodents effect than traditional chemical rodent-resistant cable, reduce the fiber optic cable communications fault that the plague of rats causes.
Description
Technical field
The utility model relates to optical cable manufacture field, particularly relates to a kind of Novel ratproof optic cable.
Background technology
Along with the reinforcement of China environmental protection, ecologic environment obtains good improvement, and the squirrel in mountain area etc. are more and more serious to the damage of optical cable, and it is normal that impact communicates.Rodent-resistant cable has become a kind of optical cable common in the communications cable.Usual rodent-resistant cable has two kinds: one is physics protection against rodents, one is chemical protection against rodents.
The mode that physics protection against rodents adopts armouring to protect usually, most effective method carefully justifies zinc-coated wire armouring, is secondly stainless steel band armouring, also has nylon sheath wire protection etc., make damaged by rats not destroy interior cables, thus play the effect of protection against rodents; Chemistry protection against rodents adds the chemical addition agent (as pungent element etc.) of protection against rodents usually in the jacket material of optical cable, abandons biting to optical cable, thus reach and play protection against rodents effect to the protection of optical cable after making murine smell chemical odor.The effectiveness comparison of usual physics protection against rodents is good, but because the cost of armoring material is high, optical cable production technology efficiency is low, and optical cable Heavy Weight, the thick constructional difficulties in cable footpath, add optical cable use cost.And chemical protection against rodents has an impact to the health of operating personnel because the chemical material adopted can produce in environmental pollution, production run, and protection against rodents effect is unsatisfactory, seldom adopts in this way now.
Utility model content
The technical matters that the utility model mainly solves is to provide a kind of Novel ratproof optic cable, make use of the method that physics protection against rodents and biological protection against rodents combine and carry out effective protection against rodents, its cable configuration is relatively simple, easy realization, reduce cost than traditional physics rodent-resistant cable, improve production efficiency, improve protection against rodents effect than traditional chemical rodent-resistant cable, existing environmental applications requirement can be met, extend the serviceable life of optical cable, reduce the fiber optic cable communications fault that the plague of rats causes.
For solving the problems of the technologies described above; the technical scheme that the utility model adopts is: provide a kind of Novel ratproof optic cable; be made up of optical cable core, composite steel-plastic belt, inner sheath protective seam, glass fibre reinforcing band and oversheath protective seam; described optical cable core is coated with composite steel-plastic belt; inner sheath protective seam has been extruded outside described composite steel-plastic belt; described inner sheath protective seam is coated with glass fiber reinforcement band, has extruded oversheath protective seam outside described glass fiber reinforcement band.
In the utility model preferred embodiment, tubular structure or layer-twisted type structure centered by described optical cable core.
In the utility model preferred embodiment, described glass fibre reinforcing band adopts vertical bag or wrapped mode to be entirely coated on outside inner sheath protective seam.
In the utility model preferred embodiment, described composite steel-plastic belt is entirely coated to optical cable core with vertical packet mode.
The beneficial effects of the utility model are: cable configuration of the present utility model make use of the method that physics protection against rodents and biological protection against rodents combine and carries out effective protection against rodents, its cable configuration is relatively simple, easy realization, reduce cost than traditional physics rodent-resistant cable, improve production efficiency, protection against rodents effect is improve than traditional chemical rodent-resistant cable, existing environmental applications requirement can be met, extend the serviceable life of optical cable, reduce the fiber optic cable communications fault that the plague of rats causes.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of the utility model Novel ratproof optic cable one preferred embodiment;
Fig. 2 is the structural representation of half described squash type extruded mould;
Fig. 3 is the artwork of Novel ratproof optic cable manufacturing process of the present invention;
In accompanying drawing, the mark of each parts is as follows: 1, optical cable core, and 2, composite steel-plastic belt, 3, inner sheath protective seam; 4, glass fibre reinforcing band; 5, oversheath protective seam, 6, die sleeve, 7, core rod; 8, core pipe die with holes; 9, the first draw drum, the 10, second draw drum, 11, extrusion molding head; 12, vacuum pump, 13 extruding machines.
Embodiment
Be clearly and completely described to the technical scheme in the utility model embodiment below, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ Fig. 3:
Embodiment 1
A kind of Novel ratproof optic cable; be made up of optical cable core 1, composite steel-plastic belt 2, inner sheath protective seam 3, glass fibre reinforcing band 4 and oversheath protective seam 5; described optical cable core 1 is coated with composite steel-plastic belt 2; inner sheath protective seam 3 has been extruded outside described composite steel-plastic belt 2; described inner sheath protective seam 3 is coated with glass fiber reinforcement band 4, has extruded oversheath protective seam 5 outside described glass fiber reinforcement band 4.
The manufacturing process of described Novel ratproof optic cable, specifically comprises the following steps:
(1) at optical cable core 1, outer to adopt composite steel-plastic belt 2 to be formed optical cable core with vertical packet mode entirely coated, tubular structure centered by described optical cable core 1;
(2) extrude inner sheath protective seam 3 in the method for composite steel-plastic belt 2 outer employing extrusion molding and form internal layer optical cable, inner sheath protective seam 3 is add the PE sheath that percentage by weight is the RH-18 protection against rodents repellent of 9.0%;
(3) internal layer optical cable is released from the first draw drum 9, glass fibre reinforcing band 4 is released from the second draw drum 10, it is coated that core pipe die 8 with holes through half squash type extruded mould is formed internal layer optical cable, described glass fibre reinforcing band 4 adopts wrapped mode to be entirely coated on outside inner sheath protective seam 3, wherein, half squash type extruded mould comprises die sleeve 6, core rod 7 and core pipe die 8 with holes, and core rod 7 is arranged in die sleeve 6, and core pipe die 8 with holes is arranged in core rod 7;
(4) sheath material to be extruded in through extrusion molding head 11 by extruding machine 13 be built in half squash type extruded mould glass fibre reinforcing band 4 outside extrude into oversheath protective seam 5; process is vacuumized with between vacuum pump 12 pairs of oversheath protective seams 5 and glass fibre reinforcing band 4 while oversheath protective seam 5 extrudes; wherein; the core rod 7 of half squash type extruded mould is apart from its die sleeve outlet 5-10mm, and oversheath protective seam 5 is add the PE sheath that percentage by weight is the RH-18 protection against rodents repellent of 7.5%.
Embodiment 2
A kind of Novel ratproof optic cable; be made up of optical cable core 1, composite steel-plastic belt 2, inner sheath protective seam 3, glass fibre reinforcing band 4 and oversheath protective seam 5; described optical cable core 1 is coated with composite steel-plastic belt 2; inner sheath protective seam 3 has been extruded outside described composite steel-plastic belt 2; described inner sheath protective seam 3 is coated with glass fiber reinforcement band 4, has extruded oversheath protective seam 5 outside described glass fiber reinforcement band 4.
The manufacturing process of described Novel ratproof optic cable, specifically comprises the following steps:
(1) at optical cable core 1, outer to adopt composite steel-plastic belt 2 to be formed optical cable core with vertical packet mode entirely coated, and described optical cable core 1 is layer-twisted type structure;
(2) extrude inner sheath protective seam 3 in the method for composite steel-plastic belt 2 outer employing extrusion molding and form internal layer optical cable, inner sheath protective seam 3 is add the PE sheath that percentage by weight is the RH-18 protection against rodents repellent of 6.5%;
(3) internal layer optical cable is released from the first draw drum 9, glass fibre reinforcing band 4 is released from the second draw drum 10, it is coated that core pipe die 8 with holes through half squash type extruded mould is formed internal layer optical cable, described glass fibre reinforcing band 4 adopts vertical packet mode to be entirely coated on outside inner sheath protective seam 3, wherein, half squash type extruded mould comprises die sleeve 6, core rod 7 and core pipe die 8 with holes, and core rod 7 is arranged in die sleeve 6, and core pipe die 8 with holes is arranged in core rod 7;
(4) sheath material to be extruded in through extrusion molding head 11 by extruding machine 13 be built in half squash type extruded mould glass fibre reinforcing band 4 outside extrude into oversheath protective seam 5; process is vacuumized with between vacuum pump 12 pairs of oversheath protective seams 5 and glass fibre reinforcing band 4 while oversheath protective seam 5 extrudes; wherein; the core rod 7 of half squash type extruded mould is apart from its die sleeve outlet 5-10mm, and oversheath protective seam 5 is add the PE sheath that percentage by weight is the RH-18 protection against rodents repellent of 6.5%.
Embodiment 3
A kind of Novel ratproof optic cable; be made up of optical cable core 1, composite steel-plastic belt 2, inner sheath protective seam 3, glass fibre reinforcing band 4 and oversheath protective seam 5; described optical cable core 1 is coated with composite steel-plastic belt 2; inner sheath protective seam 3 has been extruded outside described composite steel-plastic belt 2; described inner sheath protective seam 3 is coated with glass fiber reinforcement band 4, has extruded oversheath protective seam 5 outside described glass fiber reinforcement band 4.
The manufacturing process of described Novel ratproof optic cable, specifically comprises the following steps:
(1) at optical cable core 1, outer to adopt composite steel-plastic belt 2 to be formed optical cable core with vertical packet mode entirely coated, tubular structure centered by described optical cable core 1;
(2) extrude inner sheath protective seam 3 in the method for composite steel-plastic belt 2 outer employing extrusion molding and form internal layer optical cable, inner sheath protective seam 3 is add the PE sheath that percentage by weight is the RH-18 protection against rodents repellent of 7.9%;
(3) internal layer optical cable is released from the first draw drum 9, glass fibre reinforcing band 4 is released from the second draw drum 10, it is coated that core pipe die 8 with holes through half squash type extruded mould is formed internal layer optical cable, described glass fibre reinforcing band 4 adopts wrapped mode to be entirely coated on outside inner sheath protective seam 3, wherein, half squash type extruded mould comprises die sleeve 6, core rod 7 and core pipe die 8 with holes, and core rod 7 is arranged in die sleeve 6, and core pipe die 8 with holes is arranged in core rod 7;
(4) sheath material to be extruded in through extrusion molding head 11 by extruding machine 13 be built in half squash type extruded mould glass fibre reinforcing band 4 outside extrude into oversheath protective seam 5; process is vacuumized with between vacuum pump 12 pairs of oversheath protective seams 5 and glass fibre reinforcing band 4 while oversheath protective seam 5 extrudes; wherein; the core rod 7 of half squash type extruded mould is apart from its die sleeve outlet 5-10mm, and oversheath protective seam 5 is add the PE sheath that percentage by weight is the RH-18 protection against rodents repellent of 9.0%.
Cable configuration of the present utility model is: the rodent-resistant cable of Double-protection structure; internal layer adopts steel band protection, and the outer glass fibre reinforcing band that adopts protects, and this optical cable is by the biological protection against rodents of skin; the method of internal layer physics protection against rodents forms the double shielding to optical cable, thus reaches the effect of protection against rodents.Namely murine when the optical cable that bites is outer because the glass fibre in glass fibre reinforcing band can produce tingling sensation to it; it is forced no longer to continue to bite; optical cable can be alleviated like this by the destruction bitten continuously; simultaneously when biting because the operator guards of this optical cable internal layer steel band can protect the intact of optical cable endothecium structure effectively, thus reach good protection against rodents effect.
RH-18 protection against rodents repellent is added in inner sheath protective seam and oversheath protective seam; RH-18 protection against rodents repellent is a kind of graininess polyamide microencapsulation; to be applicable in PE cable cover(ing) and goods moulding process and product properties and outward appearance all without impact; environmentally safe, and there is significant protection against rodents food evil effect.
Oversheath protective seam technique of the present utility model adopts half plsitive mold to add the process of vacuum suction; ensure that each interelement of optical cable combines closely appropriateness; its advantage had both made optical cable become as a whole, can be easy to again carry out the separation between each layer of optical cable, convenient construction when optical cable construction.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (4)
1. a Novel ratproof optic cable; it is characterized in that; be made up of optical cable core, composite steel-plastic belt, inner sheath protective seam, glass fibre reinforcing band and oversheath protective seam; described optical cable core is coated with composite steel-plastic belt; inner sheath protective seam has been extruded outside described composite steel-plastic belt; described inner sheath protective seam is coated with glass fiber reinforcement band, has extruded oversheath protective seam outside described glass fiber reinforcement band.
2. Novel ratproof optic cable according to claim 1, is characterized in that, tubular structure or layer-twisted type structure centered by described optical cable core.
3. Novel ratproof optic cable according to claim 1, is characterized in that, described glass fibre reinforcing band adopts vertical bag or wrapped mode to be entirely coated on outside inner sheath protective seam.
4. Novel ratproof optic cable according to claim 1, is characterized in that, described composite steel-plastic belt is entirely coated to optical cable core with vertical packet mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520225353.1U CN204575918U (en) | 2015-04-15 | 2015-04-15 | Novel ratproof optic cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520225353.1U CN204575918U (en) | 2015-04-15 | 2015-04-15 | Novel ratproof optic cable |
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| CN204575918U true CN204575918U (en) | 2015-08-19 |
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| CN201520225353.1U Active CN204575918U (en) | 2015-04-15 | 2015-04-15 | Novel ratproof optic cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104808301A (en) * | 2015-04-15 | 2015-07-29 | 江苏南方通信科技有限公司 | Novel rodent-resistant optical cable and manufacturing process thereof |
| CN112731608A (en) * | 2021-01-07 | 2021-04-30 | 四川天府江东科技有限公司 | Steel-tape armored rat-proof optical cable |
-
2015
- 2015-04-15 CN CN201520225353.1U patent/CN204575918U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104808301A (en) * | 2015-04-15 | 2015-07-29 | 江苏南方通信科技有限公司 | Novel rodent-resistant optical cable and manufacturing process thereof |
| CN112731608A (en) * | 2021-01-07 | 2021-04-30 | 四川天府江东科技有限公司 | Steel-tape armored rat-proof optical cable |
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