CN204719297U - A kind of protection against rodents resistance to compression inside cable - Google Patents
A kind of protection against rodents resistance to compression inside cable Download PDFInfo
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- CN204719297U CN204719297U CN201520470111.9U CN201520470111U CN204719297U CN 204719297 U CN204719297 U CN 204719297U CN 201520470111 U CN201520470111 U CN 201520470111U CN 204719297 U CN204719297 U CN 204719297U
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- against rodents
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Abstract
The utility model provides a kind of protection against rodents resistance to compression inside cable, belong to optical cable field, comprise the tight tube fiber, aramid yarn, inner sheath and the oversheath that set gradually from the inside to the outside, aramid yarn is coated on outside tight tube fiber, inner sheath is coated on outside aramid yarn, be provided with protection against rodents resistance to compression layer between inner sheath and oversheath, oversheath is outside equipped with rat destruction dope layer.The protection against rodents resistance to compression inside cable that the utility model provides enhances rodent-proof characteristic and the compressive property of optical cable, strengthens the ability that optical cable adapts to complex environment, adds practicality and the reliability of optical cable.
Description
Technical field
The utility model relates to optical cable field, in particular to a kind of protection against rodents resistance to compression inside cable.
Background technology
Along with the arrival of information age, optical signal technologies is more and more close to user side, and the technology such as FTTB, FTTH are increasingly mature.Along with the development of current optical communication, increasing need for environment uses optical communication, such as building, house, military, civilian naval vessel etc.The poor-performing and current inside cable conforms, cannot meet the request for utilization of the complex environment such as high pressure, damaged by rats.
Utility model content
The utility model provides a kind of protection against rodents resistance to compression inside cable, is intended to improve the problems referred to above.
The utility model is achieved in that
A kind of protection against rodents resistance to compression inside cable, comprise the tight tube fiber, aramid yarn, inner sheath and the oversheath that set gradually from the inside to the outside, described aramid yarn is coated on outside described tight tube fiber, described inner sheath is coated on outside described aramid yarn, be provided with protection against rodents resistance to compression layer between described inner sheath and described oversheath, described oversheath is outside equipped with rat destruction dope layer.
Further, described protection against rodents resistance to compression layer is coated on outside described inner sheath, and described oversheath is coated on outside described protection against rodents resistance to compression layer.When making this optical cable, adopt directly coated mode, the convenient operation when needs strip off optical cable.
Further, described protection against rodents resistance to compression layer is netted stainless steel wire braid, and described stainless steel wire braid is evenly coated on outside described inner sheath.Protection against rodents resistance to compression layer adopts stainless steel wire braiding to form, and material is difficult to be bitten broken by mouse, and structural strength is high, enhances rodent-proof characteristic and the compressive property of optical cable.
Further, described stainless steel wire braid is two-layer, and the mesh of two-layer stainless steel wire braid staggers.The two-layer stainless steel wire braid staggered, further increases rodent-proof characteristic and compressive property.
Further, the mesh being positioned at the stainless steel wire braid in outside is rhombus, and the mesh being positioned at the stainless steel wire braid of inner side is hexagon.Adopt different shape of a mesh, both enhanced compressive property, also make mouse be difficult to bite broken, enhance rodent-proof characteristic.
Further, the stainless steel wire that described stainless steel wire braid is 0.1mm by diameter weaves and forms.Adopt the stainless steel wire of 0.1mm, material is easy to obtain, and cost is lower, and protection against rodents compressive property is good.
Further, also comprise enhancement Layer, described enhancement Layer is arranged between described stainless steel wire braid and described oversheath.By arranging enhancement Layer, improve the measuring body performance of protection against rodents further.
Further, described enhancement Layer is polyester aramid fiber yarn fibrage.Enhancement Layer adopts polyester aramid fiber yarn fiber, and polyester aramid fiber yarn fiber itself can the glass fibre that bites of the animal such as natural protection against rodents, thus improves the rodent-proof characteristic of optical cable further.
Further, described inner sheath and described oversheath adopt low smoke halogen-free flame-retardant polyolefin or Polyvinylchloride to make.Adopt low smoke halogen-free flame-retardant polyolefin or Polyvinylchloride, make inner sheath and oversheath have better protective effect, make optical cable be applicable to different environments for use.
Further, the thickness of described inner sheath is at least 0.8mm, and the thickness of described oversheath is at least 1.0mm.The thickness of inner sheath and oversheath is unlikely to too small, and enhancing inner sheath and oversheath are to the protective effect of inner structure.
The beneficial effects of the utility model are: the protection against rodents resistance to compression inside cable that the utility model is obtained by above-mentioned design, owing to being provided with protection against rodents resistance to compression layer between inner sheath and oversheath, enhance rodent-proof characteristic and the compressive property of optical cable, strengthen the ability that optical cable adapts to complex environment, add practicality and the reliability of optical cable.And put rat destruction dope layer at oversheath peripheral hardware, improve rodent-proof characteristic further.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the protection against rodents resistance to compression inside cable that the utility model first embodiment provides;
Fig. 2 is the structural representation of the protection against rodents resistance to compression inside cable that the utility model second embodiment provides;
Fig. 3 is the structural representation of the stainless steel wire braid in the outside of the protection against rodents resistance to compression inside cable that the utility model second embodiment provides;
Fig. 4 is the structural representation of the stainless steel wire braid of the inner side of the protection against rodents resistance to compression inside cable that the utility model second embodiment provides;
Fig. 5 is the structural representation of the two-layer stainless steel wire braid of the protection against rodents resistance to compression inside cable that the utility model second embodiment provides;
Fig. 6 is the structural representation of the protection against rodents resistance to compression inside cable that the utility model the 3rd embodiment provides.
Figure acceptance of the bid note is respectively:
Tight tube fiber 101; Aramid yarn 102; Inner sheath 103; Oversheath 104; Protection against rodents resistance to compression layer 105; Rat destruction dope layer 106; Stainless steel wire braid 107; Enhancement Layer 108.
Embodiment
Current inside cable conforms poor-performing, cannot meet the request for utilization of the complex environment such as high pressure, damaged by rats.
Those skilled in the art are seeking a kind of instrument or the method for improving this problem for a long time always.
Given this, deviser of the present utility model is by long-term exploration and trial, and experiment repeatedly and effort, continuous reform and innovation, devise a kind of protection against rodents resistance to compression inside cable, enhance rodent-proof characteristic and the compressive property of optical cable, strengthen the ability that optical cable adapts to complex environment, add practicality and the reliability of optical cable.
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
First embodiment
Refer to Fig. 1, the protection against rodents resistance to compression inside cable that the present embodiment provides comprises the tight tube fiber 101, aramid yarn 102, inner sheath 103 and the oversheath 104 that set gradually from the inside to the outside, aramid yarn 102 is coated on outside tight tube fiber 101, inner sheath 103 is coated on outside aramid yarn 102, be provided with protection against rodents resistance to compression layer 105 between inner sheath 103 and oversheath 104, oversheath 104 is outside equipped with rat destruction dope layer 106.
In the present embodiment, protection against rodents resistance to compression layer 105, for having the layer structure of strong construction, can adopt metal to make, and the macromolecular material of glass fibre or other high strength also can be adopted to make.As long as can mouse bite preventing, and improve lateral pressure resistant effect.
In addition, in the present embodiment, rat destruction dope layer 106 adopts rat destruction paint to be formed in oversheath 104 is outer, rat destruction coating is a kind of existing material, the smell of rat destruction can be given out, thus make mouse away from optical cable, thus reach the object improving optical cable rodent-proof characteristic.
The protection against rodents resistance to compression inside cable that the present embodiment provides, owing to being provided with protection against rodents resistance to compression layer 105 between inner sheath 103 and oversheath 104, enhance rodent-proof characteristic and the compressive property of optical cable, strengthen the ability that optical cable adapts to complex environment, add practicality and the reliability of optical cable.And rat destruction dope layer 106 is set outside oversheath 104, improves rodent-proof characteristic further.
Second embodiment
Refer to Fig. 2, the protection against rodents resistance to compression inside cable that the present embodiment provides, its basic structure is identical with the first embodiment with the technique effect of principle and generation, is concise and to the point description, and the not mentioned part of the present embodiment part, can with reference to corresponding contents in the first embodiment.
Refer to Fig. 2, protection against rodents resistance to compression layer 105 is coated on outside inner sheath 103, and oversheath 104 is coated on outside protection against rodents resistance to compression layer 105.When making this optical cable, adopt directly coated mode, the convenient operation when needs strip off optical cable.
Refer to Fig. 2, protection against rodents resistance to compression layer 105 is netted stainless steel wire braid 107, and stainless steel wire braid 107 is evenly coated on outside inner sheath 103.Protection against rodents resistance to compression layer 105 adopts stainless steel wire to weave and forms, and material is difficult to be bitten broken by mouse, and structural strength is high, enhances rodent-proof characteristic and the compressive property of optical cable.
Refer to Fig. 2, stainless steel wire braid 107 is two-layer, and the mesh of two-layer stainless steel wire braid 107 staggers.The mesh of indication staggers herein, and refer to that the intersection point of the stainless steel wire of the formation mesh of any layer just in time corresponds to the mesh of another layer, so two-layer mesh does not just face, but stagger.
The two-layer stainless steel wire braid 107 staggered, further increases rodent-proof characteristic and compressive property.The size of mesh regulates according to actual conditions, and mesh is less, and protection against rodents anti-pressure ability is better.
Refer to Fig. 2 ~ Fig. 5, as preferably, in the present embodiment, the mesh being positioned at the stainless steel wire braid 107 in outside is rhombus, and the mesh being positioned at the stainless steel wire braid 107 of inner side is hexagon.Should be appreciated that stainless steel wire braid 107 entirety being positioned at inner side is the reticulate texture of honeycomb shape.Two-layer stainless steel wire braid 107 adopts different shape of a mesh, both enhances compressive property, also makes mouse be difficult to bite broken, enhances rodent-proof characteristic.Certainly, mesh can also adopt other shapes, such as rectangle etc.
The stainless steel wire that stainless steel wire braid 107 is 0.1mm by diameter weaves and forms.Adopt the stainless steel wire of 0.1mm, material is easy to obtain, and cost is lower, and protection against rodents compressive property is good.
Inner sheath 103 and oversheath 104 adopt low smoke halogen-free flame-retardant polyolefin or Polyvinylchloride to make, namely inner sheath 103 adopts low smoke halogen-free flame-retardant polyolefin or Polyvinylchloride to make, oversheath 104 also adopts low smoke halogen-free flame-retardant polyolefin or Polyvinylchloride to make, and is to extrude and forms.
Adopt low smoke halogen-free flame-retardant polyolefin or Polyvinylchloride, make inner sheath 103 and oversheath 104 have better protective effect, make optical cable be applicable to different environments for use.
The thickness of inner sheath 103 is at least 0.8mm, permissible variation 0.02mm; The thickness of oversheath 104 is at least 1.0mm, permissible variation 0.02mm.The thickness of inner sheath 103 and oversheath 104 is unlikely to too small, strengthens the protective effect of inner sheath 103 and oversheath 104 pairs of inner structures.
In addition, tight tube fiber 101 adopts the insensitive optical fiber of tight cover G657A2 microbend loss, and its diameter is 0.9mm.
Aramid yarn 102 for its material of stiffener be a kind of synthon, domestic aramid yarn 1670dtex in can adopting, has superhigh intensity, high-modulus and high temperature resistant, acid-fast alkali-proof, many advantages such as lightweight.For ensureing the pull resistance of optical cable, aramid yarn 102 with the form uniform fold kept flat outside described tight tube fiber 101.
The protection against rodents resistance to compression inside cable that the present embodiment provides, owing to being provided with protection against rodents resistance to compression layer 105 between inner sheath 103 and oversheath 104, protection against rodents resistance to compression layer 105 adopts stainless steel wire braid 107, enhance rodent-proof characteristic and the compressive property of optical cable, strengthen the ability that optical cable adapts to complex environment, add practicality and the reliability of optical cable.And rat destruction dope layer 106 is set outside oversheath 104, improves rodent-proof characteristic further.
3rd embodiment
The difference of the protection against rodents resistance to compression inside cable that the protection against rodents resistance to compression inside cable that the present embodiment provides and the first embodiment provide is:
Refer to Fig. 6, the protection against rodents resistance to compression inside cable that the present embodiment provides also comprises enhancement Layer 108, and enhancement Layer 108 is arranged between stainless steel wire braid 107 and oversheath 104.By arranging enhancement Layer 108, improve the measuring body performance of protection against rodents further.
As preferably, enhancement Layer 108 is polyester aramid fiber yarn fibrage.Enhancement Layer 108 adopts polyester aramid fiber yarn fiber, and polyester aramid fiber yarn fiber itself can the glass fibre that bites of the animal such as natural protection against rodents, thus improves the rodent-proof characteristic of optical cable further.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the equipment of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a protection against rodents resistance to compression inside cable, it is characterized in that, comprise the tight tube fiber, aramid yarn, inner sheath and the oversheath that set gradually from the inside to the outside, described aramid yarn is coated on outside described tight tube fiber, described inner sheath is coated on outside described aramid yarn, be provided with protection against rodents resistance to compression layer between described inner sheath and described oversheath, described oversheath is outside equipped with rat destruction dope layer.
2. protection against rodents resistance to compression inside cable according to claim 1, is characterized in that, described protection against rodents resistance to compression layer is coated on outside described inner sheath, and described oversheath is coated on outside described protection against rodents resistance to compression layer.
3. protection against rodents resistance to compression inside cable according to claim 1, is characterized in that, described protection against rodents resistance to compression layer is netted stainless steel wire braid, and described stainless steel wire braid is evenly coated on outside described inner sheath.
4. protection against rodents resistance to compression inside cable according to claim 3, is characterized in that, described stainless steel wire braid is two-layer, and the mesh of two-layer stainless steel wire braid staggers.
5. protection against rodents resistance to compression inside cable according to claim 4, is characterized in that, the mesh being positioned at the stainless steel wire braid in outside is rhombus, and the mesh being positioned at the stainless steel wire braid of inner side is hexagon.
6. protection against rodents resistance to compression inside cable according to claim 5, is characterized in that, the stainless steel wire that described stainless steel wire braid is 0.1mm by diameter weaves and forms.
7. protection against rodents resistance to compression inside cable according to claim 1, is characterized in that, also comprise enhancement Layer, and described enhancement Layer is arranged between described stainless steel wire braid and described oversheath.
8. protection against rodents resistance to compression inside cable according to claim 7, is characterized in that, described enhancement Layer is polyester aramid fiber yarn fibrage.
9. protection against rodents resistance to compression inside cable according to claim 1, is characterized in that, described inner sheath and described oversheath adopt low smoke halogen-free flame-retardant polyolefin or Polyvinylchloride to make.
10. protection against rodents resistance to compression inside cable according to claim 1, it is characterized in that, the thickness of described inner sheath is at least 0.8mm, and the thickness of described oversheath is at least 1.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520470111.9U CN204719297U (en) | 2015-07-01 | 2015-07-01 | A kind of protection against rodents resistance to compression inside cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520470111.9U CN204719297U (en) | 2015-07-01 | 2015-07-01 | A kind of protection against rodents resistance to compression inside cable |
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| CN204719297U true CN204719297U (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520470111.9U Expired - Fee Related CN204719297U (en) | 2015-07-01 | 2015-07-01 | A kind of protection against rodents resistance to compression inside cable |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105549171A (en) * | 2016-02-29 | 2016-05-04 | 苏州国华特种线材有限公司 | Anti-static optical cable |
| CN107357014A (en) * | 2017-08-29 | 2017-11-17 | 广东亨通光电科技有限公司 | A kind of protection against rodents resistance to compression is prefabricated into connecting line |
| CN114994848A (en) * | 2022-07-13 | 2022-09-02 | 长飞光电线缆(苏州)有限公司 | Multiple protection against rodents optical cable |
| US20230314745A1 (en) * | 2017-01-25 | 2023-10-05 | Afl Telecommunications Llc | Reduced diameter ruggedized fiber optic distribution cables |
-
2015
- 2015-07-01 CN CN201520470111.9U patent/CN204719297U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105549171A (en) * | 2016-02-29 | 2016-05-04 | 苏州国华特种线材有限公司 | Anti-static optical cable |
| US20230314745A1 (en) * | 2017-01-25 | 2023-10-05 | Afl Telecommunications Llc | Reduced diameter ruggedized fiber optic distribution cables |
| US12130486B2 (en) * | 2017-01-25 | 2024-10-29 | Afl Telecommunications Llc | Reduced diameter ruggedized fiber optic distribution cables |
| CN107357014A (en) * | 2017-08-29 | 2017-11-17 | 广东亨通光电科技有限公司 | A kind of protection against rodents resistance to compression is prefabricated into connecting line |
| CN114994848A (en) * | 2022-07-13 | 2022-09-02 | 长飞光电线缆(苏州)有限公司 | Multiple protection against rodents optical cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20200701 |