CN105679437A - Cable convenient to construct and with three-groove frame - Google Patents
Cable convenient to construct and with three-groove frame Download PDFInfo
- Publication number
- CN105679437A CN105679437A CN201610002476.8A CN201610002476A CN105679437A CN 105679437 A CN105679437 A CN 105679437A CN 201610002476 A CN201610002476 A CN 201610002476A CN 105679437 A CN105679437 A CN 105679437A
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- CN
- China
- Prior art keywords
- frame
- skeleton
- groove
- matrix tablet
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
- H01B7/1815—Protections not provided for in groups H01B7/182 - H01B7/26 composed of longitudinal inserts
-
- 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
-
- 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
- G02B6/4439—Auxiliary devices
- G02B6/4459—Ducts; Conduits; Hollow tubes for air blown fibres
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A cable convenient to construct and with a three-groove frame comprises the three-groove frame, wherein the three-groove frame comprises three frame pieces and a reinforcement element, the three frame pieces are connected together by one end of each frame piece, and the reinforcement element is arranged in a region formed by splicing one end of each frame piece; on arbitrary one cross section, the axial lines of adjacent frame pieces form an angle of 120 degrees, and the edges of the other ends of all frame pieces are arranged at the same circumference; the three-groove frame is integratedly formed; each frame piece comprises the following materials based on weight: 96-99.5% of low-density polyethylene and 0.5-4% of elastic body; the elastic body is thermoplastic polyurethane; after arbitrary one segment about 10 centimeters of the frame is folded in half by 180 degrees, no visual crack occurs in the frame, and the time of frame restored to the original state is less than or equal to 5 seconds; on arbitrary one cross section, the edge of the other end of each frame piece is provided with an arc or a point, and two transmission lines are arranged in a frame groove formed by adjacent frame pieces; and a projection layer is extruded outside the three-groove frame.
Description
Technical field
The invention belongs to cable material and technical field of cables, especially relate to a kind of three groove skeletons and adopt the cable of this skeleton.
Background technology
Along with popularizing of the communications industry, the application of cable is increasingly extensive, and signal cable or skeleton optical cable are as the connection product communicated, and demand is more and more wider. In prior art, signal cable major part is stranded by many holding wires, and then plastic sheath formation in intertwist body outer cladding, when the major defect that this cable exists is explanation trouble, construction cost; First wanting strip off sheath during construction, then moved back by intertwist body stranded, take out required line or line pair, this mode makes the line that need not use or line to also being operated, and needs to cut whole cable, and therefore, construction is inconvenience extremely.
Summary of the invention
In order to solve the problems referred to above, the present invention provides a kind of cable with three groove skeletons.
In order to solve the problems referred to above, described three groove skeletons are to adopt following technical scheme to realize.
A kind of three groove skeletons, its three matrix tablets, reinforcements connected together by one end form, and reinforcement is arranged in the region that the split of matrix tablet one end is formed; On arbitrary cross section, the axis of adjacent matrix tablet is mutually 120 degree, and the edge of the other end of all matrix tablets is positioned on same circumference; Described three groove skeletons are integrally formed.
Described three groove skeletons, on arbitrary cross section, the edge of the other end of described matrix tablet is circular arc or point.
Described three groove skeletons, the width of described matrix tablet is 0.2mm 5mm.
Described three groove skeletons, the material of described matrix tablet is Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polypropylene.
Described three groove skeletons, include in the material of described matrix tablet: the Low Density Polyethylene of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights elastomer; Or include the elastomer of the linear low density polyethylene of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights; Or include the elastomer of the medium density polyethylene of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights; Or include the elastomer of the high density polyethylene (HDPE) of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights;Or include the elastomer of the polypropylene of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights; Described elastomer is the polyolefinic thermoplastic elastomer (TPE) of thermoplastic polyurethane or polyolefins thermoplastic elastomer or Halogen or acrylate thermoplastic's elastomer or styrenic elastomer.
Described three groove skeletons, described skeleton is in office take 10 centimetres one section do 180 degree of doublings after, on skeleton without any eyesight visible crack and restorable time≤5 seconds.
Described three groove skeletons, described reinforcement is aramid yarn or aramid fiber rope or polyamide staple fibre spun yarn or caprone cable or water blocking yarn or polyester yarn or tears rope or fiberglass reinforced plastics or steel wire or copper wire or aluminium wire or B alloy wire.
Described three groove skeletons, on arbitrary cross section, described matrix tablet is about its axisymmetrical.
A kind of cable, it includes at least described three groove skeletons, at least has a transmission line and is arranged in the skeleton grooves that adjacent matrix tablet is formed, and the outer extrusion molding of three described groove skeletons has sheath.
In the present invention, reinforcement is arranged in the region that the split of matrix tablet one end is formed, and serves the effect of web frame, when being used in cable, serves the effect strengthening cable; Between adjacent matrix tablet, there is skeleton grooves; there is the holding wire of electric unit or power transmission line or fiber unit can be placed in skeleton grooves; this mode, it is possible to be easily removed required transmission line, it is not necessary to move back cable to twist or only need to locally move back and twist; therefore construct quite convenient; it addition, workmen only needs the sheath of the outer correspondence position of stripping transmission line, therefore; sheath need not be cut by total cross-section, be effectively protected cable.
In the present invention, the material of matrix tablet contains elastomer, therefore, the skeleton of the present invention has the elastic recovery properties of excellence, makes the skeleton of the present invention for time in cable, even if cable there occurs 360 degree loop, also can quickly restore to the original state, greatly increase the performance of cable.
Therefore, the present invention has following main beneficial effect: construct more convenient, make simpler, the protection of cable is more effective.
Accompanying drawing explanation
Fig. 1 is that the embodiment of the present invention 1 takes one section and opens the perspective view after cuing open.
Fig. 2 is Fig. 1 cross-sectional structure schematic diagram amplified.
Fig. 3 is that the embodiment of the present invention 2 opens the perspective view after cuing open.
Fig. 4 is that the embodiment of the present invention 3 opens the perspective view after cuing open.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail; Embodiment 1 is the embodiment of the present invention three groove skeleton, and embodiment 2, embodiment 3 are the embodiment of cable of the present invention.
Embodiment 1
Asking for an interview Fig. 1 to Fig. 2, a kind of three groove skeletons 1,11, second matrix tablet 12 of first matrix tablet that it is connected together by one end, the 3rd matrix tablet 13, reinforcement 14 form, and reinforcement is arranged in the region that the split of matrix tablet one end is formed; On arbitrary cross section, the axis of adjacent matrix tablet is mutually 120 degree, and the edge of the other end of all matrix tablets is positioned on same circumference; Described three groove skeletons are integrally formed; The width of described matrix tablet is 0.2mm 5mm; The material of described matrix tablet is medium density polyethylene; Described reinforcement is polyester yarn; Described three groove skeletons are integrally formed.
Described three groove skeletons, on arbitrary cross section, the edge of the other end of described every matrix tablet can be circular arc or point.
Described three groove skeletons, the width of described every matrix tablet is 0.2mm 5mm.
Described three groove skeletons, the material of described every matrix tablet is Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polypropylene.
Described three groove skeletons, described reinforcement is aramid yarn or aramid fiber rope or polyamide staple fibre spun yarn or caprone cable or water blocking yarn or polyester yarn or tears rope or fiberglass reinforced plastics or steel wire or copper wire or aluminium wire or B alloy wire.
Described three groove skeletons, on arbitrary cross section, described every matrix tablet is about its axisymmetrical.
Described three groove skeletons, include in the material of described matrix tablet: the Low Density Polyethylene of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights elastomer; Or include the elastomer of the linear low density polyethylene of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights; Or include the elastomer of the medium density polyethylene of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights; Or include the elastomer of the high density polyethylene (HDPE) of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights; Or include the elastomer of the polypropylene of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights; Described elastomer is the polyolefinic thermoplastic elastomer (TPE) of thermoplastic polyurethane or polyolefins thermoplastic elastomer or Halogen or acrylate thermoplastic's elastomer or styrenic elastomer.
Described three groove skeletons, described skeleton is in office take 10 centimetres one section do 180 degree of doublings after, on skeleton without any eyesight visible crack and restorable time≤5 seconds.
Embodiment 2
Ask for an interview Fig. 3, and with reference to Fig. 1 and Fig. 2, a kind of cable, it includes three groove skeletons 1 described in embodiment 1, has two transmission lines 2 in the skeleton grooves that adjacent matrix tablet is formed, and the outer extrusion molding of three described groove skeletons has sheath 3; Transmission line is by internally positioned conductor 22 and is positioned at the insulating barrier 21 outside conductor and constitutes; Transmission line in described each skeleton grooves is placed in parallel to each other; Described sheath is low smoke and zero halogen polyethylene.
Embodiment 3
Ask for an interview Fig. 4, and with reference to Fig. 1 and Fig. 2, a kind of cable, substantially with embodiment 2, it is different in that: the skeleton grooves that adjacent matrix tablet is formed also has one and tears rope 4. This embodiment, is more easy to stripping cable sheath.
Any one cable described, described transmission line can be holding wire, it is also possible to be fiber unit, it is also possible to be power transmission line or other transmission line.
Any one cable described, the transmission line in described each skeleton grooves has during transmission line to be at least one.
Any one cable described, the transmission line in described each skeleton grooves can be place in parallel to each other or can also be place in the way of stranded.
Any one cable described, described sheath is Low Density Polyethylene or medium density polyethylene or high density polyethylene (HDPE) or polrvinyl chloride or low smoke and zero halogen polyethylene or low-smoke low-halogen polyethylene or nylon.
Any one cable described, spiral or be longitudinally coated with protection band on described skeleton, described protection band is positioned at sheath, and described protection band is non-woven fabrics or waterstop or the composite band with metal ingredient.
In the present invention, reinforcement is arranged in the region that the split of matrix tablet one end is formed, and serves the effect of web frame, when being used in cable, serves the effect strengthening cable; Between adjacent matrix tablet, there is skeleton grooves; there is the holding wire of electric unit or power transmission line or fiber unit can be placed in skeleton grooves; this mode, it is possible to be easily removed required transmission line, it is not necessary to move back cable to twist or only need to locally move back and twist; therefore construct quite convenient; it addition, workmen only needs the sheath of the outer correspondence position of stripping transmission line, therefore; sheath need not be cut by total cross-section, be effectively protected cable.In the present invention, protection band on skeleton, and when protection band is the composite band with metal ingredient, the transmission for signal is more favourable, and the composite band with metal ingredient can shield the external signal transmission for the signal of telecommunication in transmission line.
In the present invention, the material of matrix tablet contains elastomer, therefore, the skeleton of the present invention has the elastic recovery properties of excellence, makes the skeleton of the present invention for time in cable, even if cable there occurs 360 degree loop, also can quickly restore to the original state, greatly increase the performance of cable.
Therefore, the present invention has following main beneficial effect: construct more convenient, make simpler, the protection of cable is more effective.
The present invention is not limited to above-mentioned preferred forms, it will be appreciated that the design of the present invention can be implemented to use by other various forms, and they also fall within protection scope of the present invention.
Claims (1)
1. a cable, including three groove skeletons, it is characterised in that three matrix tablets, reinforcements that this three grooves skeleton is connected together by one end form, and reinforcement is arranged in the region that the split of matrix tablet one end is formed; On arbitrary cross section, the axis of adjacent matrix tablet is mutually 120 degree, and the edge of the other end of all matrix tablets is positioned on same circumference; Described three groove skeletons are integrally formed; The material of described matrix tablet includes: the Low Density Polyethylene of 96% 99.5% percentage by weights, 0.5% 4% percentage by weights elastomer; Described elastomer is thermoplastic polyurethane or polyolefins thermoplastic elastomer; Described skeleton is in office take 10 centimetres one section do 180 degree of doublings after; on skeleton without any eyesight visible crack and restorable time≤5 seconds; on arbitrary cross section; described every matrix tablet, about its axisymmetrical, has two transmission lines in the skeleton grooves that adjacent matrix tablet is formed, and the outer extrusion molding of three described groove skeletons has sheath; described sheath is polrvinyl chloride; on described skeleton, spiral or longitudinal being coated with protect band, and described protection band is positioned at sheath, and described protection band is non-woven fabrics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610002476.8A CN105679437A (en) | 2013-01-28 | 2013-01-28 | Cable convenient to construct and with three-groove frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610002476.8A CN105679437A (en) | 2013-01-28 | 2013-01-28 | Cable convenient to construct and with three-groove frame |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310030179.0A Division CN103050172B (en) | 2013-01-28 | 2013-01-28 | A kind of three groove skeletons and use the cable of this skeleton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105679437A true CN105679437A (en) | 2016-06-15 |
Family
ID=56190330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610002476.8A Pending CN105679437A (en) | 2013-01-28 | 2013-01-28 | Cable convenient to construct and with three-groove frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105679437A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005055250A1 (en) * | 2003-12-03 | 2005-06-16 | Prysmian Cavi E Sistemi Energia S.R.L. | Impact resistant cable |
| CN101993601A (en) * | 2009-08-28 | 2011-03-30 | 张轶 | Modified plastic |
| CN102492208A (en) * | 2011-12-13 | 2012-06-13 | 黑龙江省科学院技术物理研究所 | Method for modifying linear low-density polyethylene by utilizing thermoplastic polyester elastomer |
| CN102610313A (en) * | 2012-04-07 | 2012-07-25 | 常熟市谷雷特机械产品设计有限公司 | Easily-distinguished framework-type cable |
-
2013
- 2013-01-28 CN CN201610002476.8A patent/CN105679437A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005055250A1 (en) * | 2003-12-03 | 2005-06-16 | Prysmian Cavi E Sistemi Energia S.R.L. | Impact resistant cable |
| CN101993601A (en) * | 2009-08-28 | 2011-03-30 | 张轶 | Modified plastic |
| CN102492208A (en) * | 2011-12-13 | 2012-06-13 | 黑龙江省科学院技术物理研究所 | Method for modifying linear low-density polyethylene by utilizing thermoplastic polyester elastomer |
| CN102610313A (en) * | 2012-04-07 | 2012-07-25 | 常熟市谷雷特机械产品设计有限公司 | Easily-distinguished framework-type cable |
Non-Patent Citations (4)
| Title |
|---|
| 方征平等: "几种弹性体对HDPE共混改性的研究", 《合成橡胶工业》 * |
| 郭红霞: "《电线电缆材料——结构·性能·应用》", 31 March 2012, 机械工业出版社 * |
| 金关泰等: "《热塑性弹性体》", 30 June 1983, 化学工业出版社 * |
| 陆甲明等: "VER/SEPS弹性体的原位聚合制备及其力学性能", 《功能高分子学报》 * |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160615 |
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| WD01 | Invention patent application deemed withdrawn after publication |