CN2765296Y - Multi-purpose plastic photoelectric cable - Google Patents
Multi-purpose plastic photoelectric cable Download PDFInfo
- Publication number
- CN2765296Y CN2765296Y CNU2004200778185U CN200420077818U CN2765296Y CN 2765296 Y CN2765296 Y CN 2765296Y CN U2004200778185 U CNU2004200778185 U CN U2004200778185U CN 200420077818 U CN200420077818 U CN 200420077818U CN 2765296 Y CN2765296 Y CN 2765296Y
- Authority
- CN
- China
- Prior art keywords
- optical cable
- braid
- core
- plastic optical
- cable
- 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.)
- Expired - Fee Related
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
- G02B6/4433—Double reinforcement laying in straight line with optical transmission element
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02033—Core or cladding made from organic material, e.g. polymeric material
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4416—Heterogeneous cables
Abstract
The utility model provides a multi-purpose plastic optical cable. The multi-purpose plastic cable comprises a core, a braiding layer and an outer layer, wherein the core is made of optical fiber substances, the outer surface of the core is covered by the braiding layer and the outer surface of the braiding layer is covered by the outer layer which is made of thermoplastic resin. In the multi-purpose plastic optical cable of the utility model, the outer surface of the core is covered by the braiding layer; as a result, when the outer layer is formed by a high temperature extruding moulding process on the outer surface of the braiding layer, the core is not damaged, signals can be effectively transmitted, the work efficiency, the elasticity and the extensibility are increased and the stability is maintained after the plastic optical cable is arranged. The multi-purpose plastic optical cable with the braiding layer is electrically coupled with the existing devices; thereby, expenses for the arrangement of the optical cable are decreased, users are allowed to work effectively and the utility model can be used in various industrial fields.
Description
Technical field
The present invention relates to a kind of optical cable, especially for the multipurpose plastic optical cable of various industrial circles, for example office's local area network (LAN), motor vehicles, aircraft, lighting apparatus etc., and high-speed home network.
Background technology
Usually, plastic fiber is made of PMMA (polymethyl methacrylate, i.e. polymethyl methacrylate) and allyl resin plastic material with strong transparency.
Optical fiber is divided into two classes: plastic fiber (POF) and glass optical fiber (GOF).Plastic fiber is lower than glass optical fiber on transmission performance.However, plastic fiber can be used for different purposes, for example high-speed transfer, mass data transmission or the like.And plastic fiber has solved the glass optical fiber poor flexibility, has connected the problem of difficulty.Therefore, compare with glass optical fiber, plastic fiber has the advantage of installation, maintenance, reparation and cost aspect.So in high-speed transfer and mass data transmission, plastic fiber is absolutely necessary.
Usually the multipurpose plastic optical cable comprises above-mentioned plastic fiber.But traditional multipurpose plastic optical cable also has problems, when thermoplastic resin by the moulding of extrusion molding process round plastic fiber, when cable outer was provided, because extrusion temperature is about 120 ℃-230 ℃, plastic fiber may damage.So traditional multipurpose plastic optical cable can not transmit the signal of expection.
As shown in Figure 1, propose another kind of multipurpose plastic optical cable, overcome the problem that often appears in traditional multipurpose plastic optical cable.For making this conventional plastic optical cable, the cable core 1 that is made of the optical fiber material is coated with the thin layer 2 that forms by the extrusion molding process, and this layer is made of thermoplastic resin, prevents that cable core 1 from being damaged by high temperature.Thereafter, cable core 1 and thin layer 2 are extruded moulding process heating, cool to room temperature again, and the thick-layer 3 by thermoplastic resin constitutes covers on the thin layer 2 by the extrusion molding process.
But above-mentioned conventional plastic optical cable has been forced extra-pay to the user, because thin layer overwrite procedure and thick-layer overwrite procedure must separately be implemented.And the outer surface of thin layer 2 and cable core 1 does not closely contact.Therefore, even connector all has been connected with plastics optical cable two ends, cable core 1 also might break away from thin layer 2.And the ductility of conventional plastic optical cable and poor flexibility have been brought inconvenience to the user in the plastics optical cable is installed.And, when the conventional plastic optical cable is used for communication system, to the two-terminal-grounding of the plastics optical cable of peripheral hardware (as active element, passive component etc.) will be connected in, need an extra ground wire, for example extra ground wire that the premise equipment ground connection that provides by each family's feeder pillar (as apartment building etc.) must be provided.
The utility model content
Therefore, the present invention is directed to the problems referred to above that occur in the prior art, purpose is to provide a kind of multipurpose plastic optical cable, and wherein, when forming skin by high temperature extrusion molding process on cable core, the cable core that is made of the optical fiber material can not be damaged.
For achieving the above object, the invention provides a kind of multipurpose plastic optical cable, comprise that a cable core, that is made of the optical fiber material covers the skin that covers the braid outer surface that the braid of core outer surface, is made of thermoplastic resin.
Braid can be made of metal wire.
Braid can comprise an individual layer when covering the outer surface of the core that is made of the optical fiber material.
The metal wire of braid can comprise that external diameter is the soft tinned wird of 0.01mm.
Braid can comprise the element line of being made by synthetic fibers.
Description of drawings
By the detailed description below in conjunction with accompanying drawing, above-mentioned and other purposes of the present invention, feature and other advantages be easy to understand more:
Fig. 1 is the stereogram of conventional plastic optical cable;
Fig. 2 is the stereogram of the multipurpose optical fiber cable of first kind of embodiment according to the present invention;
Fig. 3 is the transverse sectional view of multipurpose plastic optical cable among Fig. 2;
Fig. 4 is the longitudinal sectional view of multipurpose plastic optical cable among Fig. 2;
Fig. 5 is the stereogram by the multipurpose optical fiber cable of second kind of embodiment of the present invention, and two-layer braid wherein is for one deck wherein is covered on another layer.
Embodiment
Hereinafter, embodiments of the invention will describe in detail with reference to the accompanying drawings.
Please in conjunction with the accompanying drawings, the identical Reference numeral that wherein uses in different accompanying drawings is used to represent same or analogous element.
As Fig. 2-Fig. 4, the skin 12 that covers braid 11 outer surfaces that comprises the cable core 10 that constitutes by the optical fiber material, the braid 11 that covers core 10 outer surfaces, constitutes by thermoplastic resin by the multipurpose plastic optical cable of first kind of embodiment of the present invention.
When the outer surface of the core 10 that is made of the optical fiber material is covered by braid, when no longer being exposed to the outside, braid 11 comprises individual layer or two or more layers.
Plastics optical cable used according to the invention, braid 11 can be by the different kinds of metals line, and perhaps the element line of synthetic fibers formation constitutes.
That is to say that braid 11 can sequentially be intersected to form mutually by the outer surface of metal wire round core 10.Perhaps, braid 11 can replace metal wire by element line, and the outer surface that covers core 10 sequentially intersects to form mutually.
As shown in Figure 5, comprise a cable core 10, a braid 11 and a skin 12 by the multipurpose plastic optical cable of second kind of embodiment of the present invention, identical with the multipurpose plastic optical cable mode of first kind of embodiment.But, when the braid 11 of second kind of embodiment covers core 10 outer surfaces, comprising multilayer, these are different with first kind of embodiment.The braid 11 of second kind of embodiment comprises one first braid 11a, and this layer sequentially intersects to form to cover core 10 outer surfaces mutually by metal wire.
The braid 11 of second kind of embodiment further comprises one second braid 11b, and this layer sequentially intersects to form to cover the first braid 11a outer surface mutually by metal wire.
Simultaneously, replace metal wire to form under the situation of braid 11 in the synthetic fibers element line, element line sequentially intersects to form the first braid 11a and the second braid 11b mutually around core 10.So braid 11 comprises multilayer.
As Fig. 2-Fig. 5, in the plastics optical cable of first kind and second kind embodiment, every wires of braid 11 preferably uses soft tinned wird, and this line is by being that the zinc-plated film of annealed copper wire outer surface of 0.01mm is made at external diameter.Perhaps, every wires of braid 11 can use the aluminum steel of external diameter as 0.01mm.Every root element line of braid 11 is made of synthetic fibers, preferably uses the polyester line of external diameter as 0.01mm.Just, the every wires of braid 11 or the external diameter of element line are necessary for 0.01mm, because when the external diameter of every wires or element line during greater than 0.01mm, because the minimizing of metal wire or element line quantity, metal wire or element line can not center on the outer surface braiding of core 10 subtly, may cause occurring core 10 and break away from, and this situation does not wish to take place from braid 11.When the external diameter of every wires or element line during less than 0.01mm, the fracture that metal wire or element line may occur not expecting.In addition, the metal wire of braid 11 can be soft tinned wird or aluminum steel, because compare with other different metal line, soft tinned wird or aluminum steel can stand high temperature, are easy to ground connection, firm protective core 10 does not break away from from braid 11.Simultaneously, the element line of braid is the polyester line preferably, because the polyester line is meticulousr, thereby can allow braid 11 comprise a large amount of element line.
In the multipurpose plastic optical cable invention of having used said structure, when the skin 12 that covers braid 11 outer surfaces under 120 ℃-230 ℃ of high temperature, during by the moulding of extrusion molding process, braid 11 has played the effect that prevents that the core that is made of the optical fiber material 10 is destroyed.And the invention of these plastics optical cable has elasticity and ductility preferably.Simultaneously, traditional optical cable is an insulator, so necessarily require to use extra earth connection will be connected in the optical cable two-terminal-grounding of peripheral hardware (for example active element, passive component etc.).But plastics optical cable of the present invention can use itself be exactly the braid 11 of conductor, directly with peripheral hardware ground connection, and no longer needs any independent earth connection.So when disposing optical cable, plastics optical cable of the present invention has reduced cost, and be easy to user's use.
For manufacturing covers braid 11 on the core 10, be that the metal wire of 0.01mm or synthetic fibers element line that external diameter is 0.01mm are wrapped on the default spool with the external diameter of predetermined quantity.Thereafter, volume has the spool of metal wire or element line to be inserted on the braiding machine, and core 10 vertically is inserted in the braiding machine that has spool.Then, regulate the coverage rate of braiding machine, braiding machine is just started working, and covers core 10 with metal wire or element line, makes it no longer be exposed to the outside.Then, metal wire or element line cover core 10 by zigzag and form eyed structure, and braid 11 is just around core 10 moulding.
As mentioned above, multipurpose plastic optical cable provided by the invention is different with traditional plastics optical cable, the outer surface that the former uses metal wire or synthetic fibers element line to cover core forms braid, and the latter uses thermoplastic to form two skins and covers on the core that is made of optical fiber.Therefore, in multipurpose plastic optical cable of the present invention, when skin at the outer surface of braid during by the moulding of high temperature extrusion molding process, braid has prevented that core is destroyed, like this with regard to the effective transmission signals of energy, increase work efficiency, elasticity and ductility, and after the plastics optical cable is disposed, can keep stable.
And multipurpose plastic optical cable and the existing equipment with braid of the present invention is electrical couplings, thereby reduced the expense of disposing optical cable, allows the user effectively to work, and can be widely used in different industrial circles.
Though for illustrative purposes, disclose the preferred embodiments of the present invention, all can understand for person skilled in the art person, every do not break away from various modifications under the claim scope and spirit of the present invention, replenish and substitute all can realize.
Claims (8)
1. a multipurpose plastic optical cable is characterized in that, comprising:
One core that constitutes by the optical fiber material;
One covers the braid of core outer surface;
Cover the skin of the thermoplastic resin formation of braid outer surface.
2. multipurpose plastic optical cable according to claim 1 is characterized in that wherein braid is made of metal wire.
3. multipurpose plastic optical cable according to claim 1 and 2 is characterized in that, wherein braid comprises an individual layer when covering the outer surface of the core that is made of the optical fiber material.
4. multipurpose plastic optical cable according to claim 1 and 2 is characterized in that, wherein braid comprises two or more layers when covering the outer surface of the core that is made of the optical fiber material.
5. multipurpose plastic optical cable according to claim 2 is characterized in that, wherein the metal wire of braid comprises that external diameter is the soft tinned wird of 0.01mm.
6. multipurpose plastic optical cable according to claim 2 is characterized in that, wherein the metal wire of braid comprises that external diameter is the aluminum steel of 0.01mm.
7. multipurpose plastic optical cable according to claim 1 is characterized in that, wherein braid includes the element line that synthetic fibers constitute.
8. multipurpose plastic optical cable according to claim 7 is characterized in that, wherein the braid that is made of the element line of synthetic fibers comprises that external diameter is the polyester line of 0.01mm.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2020040010635 | 2004-04-17 | ||
| KR20-2004-0010635U KR200358165Y1 (en) | 2004-04-17 | 2004-04-17 | Multipurpose plastic optic cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2765296Y true CN2765296Y (en) | 2006-03-15 |
Family
ID=36168213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004200778185U Expired - Fee Related CN2765296Y (en) | 2004-04-17 | 2004-07-12 | Multi-purpose plastic photoelectric cable |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR200358165Y1 (en) |
| CN (1) | CN2765296Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102236131A (en) * | 2010-04-29 | 2011-11-09 | 苑润东 | Optical fiber power wire |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100975029B1 (en) | 2007-10-22 | 2010-08-11 | (주)지엠지 | Optical fiber sensor |
| KR100956038B1 (en) | 2009-08-21 | 2010-05-06 | 주식회사 엘티전자 | Method and apparatus for water-resisting optical fiber yarn |
-
2004
- 2004-04-17 KR KR20-2004-0010635U patent/KR200358165Y1/en not_active IP Right Cessation
- 2004-07-12 CN CNU2004200778185U patent/CN2765296Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102236131A (en) * | 2010-04-29 | 2011-11-09 | 苑润东 | Optical fiber power wire |
Also Published As
| Publication number | Publication date |
|---|---|
| KR200358165Y1 (en) | 2004-08-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060315 |