CN203760099U - Electric wire cable for drag chain system - Google Patents
Electric wire cable for drag chain system Download PDFInfo
- Publication number
- CN203760099U CN203760099U CN201320882348.9U CN201320882348U CN203760099U CN 203760099 U CN203760099 U CN 203760099U CN 201320882348 U CN201320882348 U CN 201320882348U CN 203760099 U CN203760099 U CN 203760099U
- Authority
- CN
- China
- Prior art keywords
- electric wire
- drag chain
- chain system
- core
- conductor
- 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
Links
- 239000004020 conductor Substances 0.000 claims abstract description 58
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000010949 copper Substances 0.000 claims abstract description 10
- 229910052802 copper Inorganic materials 0.000 claims abstract description 10
- 238000009413 insulation Methods 0.000 claims description 48
- 239000002390 adhesive tape Substances 0.000 claims description 17
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 230000004888 barrier function Effects 0.000 claims description 8
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 7
- 239000004800 polyvinyl chloride Substances 0.000 claims description 7
- 230000004308 accommodation Effects 0.000 claims description 4
- 238000005728 strengthening Methods 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract description 6
- 230000003044 adaptive effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 239000005030 aluminium foil Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model relates to an electric wire cable for a drag chain system, and the cable sequentially comprises an electric wire core and a sheath layer (3) wrapping the exterior of the electric wire core from the inside to the outside. The electric wire core is formed by the intertwisting of an insulating core wire (1). The insulating core wire (1) sequentially comprises a conductor group consisting of a plurality of conductors (11), and an insulating layer (12) wrapping the conductor group from the inside to the outside, wherein each conductor (11) is formed by the bunch stranding of a plurality of fine soft copper wires (111). The diameter of a single copper wire (111) is less than 0.2 mm. The bunch stranding direction in which the fine soft copper wires (111) form one conductor (11) in a bunch stranding manner is opposite to the intertwisting direction in which the plurality of conductors (11) form the conductor group in an intertwisting manner. The electric wire cable provided by the utility model is strong in capability of resisting to bending, is long in service life, is high in adaptability, and is wide in range of application.
Description
Technical field
The utility model relates to a kind of electric wire, relates in particular to a kind of electric wire for drag chain system.
Background technology
Along with the raising of electric automatization degree, the occasion that unit need to move around is also more and more, for preventing that cable tangles, weares and teares, pulls, fractures, often cable is put into cable-pulling chain, and cable is formed to protection.In actual use, drag chain system electric wire also usually comes and goes bending with drag chain, and this bend resistance and lear energy to drag chain system electric wire has proposed very high request.
But the conductor part of existing drag chain system electric wire internal core uses blister copper skein silk to close and makes, and useful life, bend resistance and lear energy are all very limited, easily rupture and affect physics and the electric property of cable; And in the time that the requirement of existing drag chain system is different, such as in the time that practical application changes its internal core quantitative requirement, existing drag chain system electric wire cannot do adaptive adjustment, internal structure and production all need to readjust and design, and this has limited adaptive capacity and the scope of application of existing drag chain system electric wire greatly.
Utility model content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provide a kind of have very strong bend resistance ability, long service life, drag chain system electric wire adaptable and applied widely.
The utility model solves the technical scheme that its technical problem adopts: a kind of drag chain system electric wire is provided, it is characterized in that, comprise successively from inside to outside electric wire core and the restrictive coating that is coated on described electric wire core outside, described electric wire core forms by insulation core wire is stranded; Described insulation core wire comprises the conductor group being formed by many conductor twistings and the insulating barrier that is coated on described conductor group outside from inside to outside successively, and described in each, conductor is formed by many copper wire bundles strands; The twisting direction of lay that the bundle strand direction of lay that many described copper wire bundle strands are described conductor is described conductor group with many described conductor twistings is contrary.
The filament diameter of described copper wire is less than 0.18mm, and monofilament percentage elongation is greater than 30%.
The bundle strand twisting pitch that many described copper wire bundle strands are described conductor is less than or equal to 10 times of stranded external diameter.
The twisting twisting pitch that described conductor twisting is described conductor group is less than or equal to 14 times of stranded external diameter.
The twisting pitch of described electric wire core is less than or equal to 18 times of the stranded external diameter of described electric wire core.
Described electric wire core also comprises for replacing the described insulation core wire of part to make the adhesive tape of accommodation, and described electric wire core is by described insulation core wire and described adhesive tape is stranded forms.
Described adhesive tape and described insulation core wire add up to seven, the diameter of described rubber strip cross section is identical with the diameter of described insulation core wire cross section.
Described insulating barrier and described restrictive coating are made up of modified polyvinyl chloride.
Described drag chain system electric wire also comprises the screen for strengthening shield effectiveness.
Described drag chain system electric wire also comprise wrapped in described electric wire core outside the paper tape to guarantee that described electric wire core can be not loosening, the wrapped Duplication of described paper tape is greater than 20%.
Implement drag chain system electric wire of the present utility model, its beneficial effect is: conductor in insulation core wire adopts many soft copper wires first to restraint to twist twisting again to be made, and utilizes monofilament percentage elongation and the less diameter that soft copper wire is higher to make the insulation core wire making have extremely strong bend resistance ability; Insulation core wire is made by the many conductor twistings with identical external diameter, identical direction of lay and identical twisting pitch, guarantee the conductor energy uniform stressed in the back and forth movement of drag chain system electric wire in this insulation core wire, further strengthen the ability of its bend resistance; Restrictive coating and insulating barrier use modified polyvinyl chloride to make, and can extend its useful life by the flexibility and the resistance to bending that strengthen drag chain system electric wire; For meeting the needs of practical application, introduce adhesive tape and fill Substitute For Partial insulation core wire so that drag chain system electric wire is carried out to accommodation, thereby maintain, its overall structure is constant evenly extends its useful life to ensure that every wire rod is stressed, simple and great adaptive capacity and the scope of application that has strengthened described drag chain system electric wire of this adaptive adjustment.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the cross section structure schematic diagram of drag chain system electric wire in the first embodiment of the present utility model;
Fig. 2 is the cross section structure schematic diagram of the interior insulation core wire of drag chain system electric wire in Fig. 1;
Fig. 3 is the cross section structure schematic diagram of drag chain system electric wire in the second embodiment of the present utility model;
Fig. 4 is the cross section structure schematic diagram of drag chain system electric wire in the 3rd embodiment of the present utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be understood that, specific embodiment described herein is only for explaining the utility model, and is not used in restriction the utility model.
Fig. 1 is the cross section structure schematic diagram of the drag chain system electric wire of the first embodiment of the present utility model.Drag chain system electric wire comprises many insulation core wires 1, is coated on the paper tape 2 of insulation core wire 1 outside and is coated on the restrictive coating 3 of described paper tape 2 outsides.
Fig. 2 shows the structural representation of insulation core wire 1, and every insulation core wire 1 comprises the conductor group being made by seven conductor 11 twistings and the insulating barrier 12 that is coated on conductor group outside.Wherein, every conductor 11 is all to restraint strand by many soft copper wires 111 to form, and then seven conductor 11 twistings is made in insulation core wire 1, to be used for the conductor group of conduction.
Be different from blister copper silk of the prior art, in the utility model, adopt many soft copper wires 111 first to restraint to twist twisting again and make insulation core wire 1, the filament diameter of the soft copper wire 111 using is all less than 0.2mm, is preferably less than 0.18mm, and the monofilament percentage elongation of described copper wire 111 exceedes 30%.The quantity of the soft copper wire that the little conductor 11 of making same external diameter of filament diameter uses is much larger than the quantity of the blister copper silk using in prior art, and this can effectively dispersed suffered external force; The high explanation of monofilament percentage elongation copper wire is soft, ductility is strong, and bend resistance ability is strong.So the drag chain system electric wire that the utility model uses described soft copper wire to make has extremely strong bend resistance ability, millions of time can not rupture after coming and going bending motion through exceeding, so guarantee the physics of drag chain system electric wire and electric property unaffected.
Many soft copper wires 111 are stranding into conductor 11 by bundle, and the twisting pitch of bundle strand is less than or equal to 10 times of stranded external diameter and has stronger intensity and bend resistance ability with the conductor 11 of guaranteeing to make.There is identical external diameter, identical direction of lay and identical twisting pitch for the manufacture of seven conductors 11 of insulation core wire 1, to guarantee in the back and forth movement of drag chain system electric wire, seven conductors 11 can uniform stresseds be that the power of bearing on every conductor 11 is roughly the same, avoid because stressed concentrations on a certain conductor 11 and make its fracture.
By seven conductors 11 that make according to above-mentioned requirements, according to forming a branch of conductor group in insulation core wire 1 with the direction twisting of self bundle strand opposite direction, and the twisting pitch of twisting is less than or equal to 14 times of stranded external diameter.Be understandable that, described in insulation core wire 1, the quantity of conductor 11 can change, be not limited to seven, but in the utility model, be preferably seven conductors 11, because the shape of cross section of the conductor group that seven conductor 11 twistings make approaches full circle, Stability Analysis of Structures and every conductor 11 stressed evenly.
A kind of modified polyvinyl chloride is wrapped in to the outside insulating barrier 12 that forms of the conductor group being made by seven described conductor 11 twistings, and then the insulation core wire 1 of acquisition composition drag chain system electric wire, this modified polyvinyl chloride has super flexible, extremely strong resistance to tearing and excellent anticorrosive property, the useful life of energy significant prolongation drag chain system electric wire.
Adopt the stranded mode of armour formula to carry out seven insulation core wires 1 as shown in Figure 2 stranded, and twisting pitch is less than or equal to 18 times of its external diameter.Wherein, the stranded mode of armour formula refers to that filling is stranded for the outer gap between seven a branch of insulation core wires 1, makes its cross section become complete circle.
According to the described a branch of tightly wrapped one deck paper tape 2 in electric wire core outside being formed by seven insulation core wires 1 that requires stranded gained, and the wrapped Duplication of paper tape 2 is greater than 20%, guarantee that electric wire core can not become flexible, can there is not because of becoming flexible larger variation in twisting pitch, the stranded external diameter etc. of electric wire core.
Restrictive coating 3 is the outsides that are evenly coated on paper tape 2 by the mode of extruding, makes drag chain system electric wire become the entirety of rounding light; Meanwhile, restrictive coating 3 also selects modified polyvinyl chloride to make, and can better protect inner wire rod, extends the useful life of drag chain system electric wire.
In actual applications, different to the requirement of drag chain system electric wire, if only require and use four insulation core wires 1, the structure of so existing electric wire and produce and all need to readjust and design, otherwise will cause remaining four insulation core wire 1 unbalance stress and reduce useful life.And the drag chain system electric wire that the utility model provides can solve this problem by introducing the alternative insulated wire cores 1 of the adhesive tape consistent with described conductor 11 external diameters 4 filling, the quantity that increases or reduce adhesive tape 4 according to actual requirement maintains seven with the total quantity of insulation core wire 1 and adhesive tape 4 in guarantee drag chain system electric wire, so just can require carry out adaptive adjustment according to the difference of drag chain system, thereby it be constant to maintain the overall structure of drag chain cable.
Be understandable that, the total quantity of insulation core wire 1 and adhesive tape 4 is not limited to 7, can also adjust as required, but be preferably seven; The reason that the total quantity of insulation core wire 1 and adhesive tape 4 is controlled to the reason of seven and interior preferably seven conductors 11 of insulation core wire 1 is similar, does not repeat them here.
Fig. 3 shows the second embodiment of the present utility model, and it is stranded that the electric wire core of the drag chain system electric wire shown in figure adopts the mode of armour formula to carry out by six roots of sensation insulation core wire 1 and adhesive tape 4, and electric wire core outside is coated with paper tape 2 and restrictive coating 3 equally.According to the actual conditions that only need six roots of sensation insulation core wire 1, the adhesive tape 4 identical with described insulation core wire 1 with an external diameter substitutes, to ensure still to maintain the original overall structure of drag chain system electric wire after insulation core wire 1 quantity reduces, ensure that every insulation core wire 1 is stressed evenly to extend the useful life of drag chain system electric wire.This adaptive adjustment is simple, and does not affect the performances such as production and the resistance to bending of electric wire itself.
Fig. 4 shows the 3rd embodiment of the present utility model, the electric wire core of the stranded drag chain system electric wire making of mode that adopts armour formula by four insulation core wires 1 and three adhesive tape 4 according to actual needs in figure.The outside of electric wire core is coated with paper tape 2, and the outside of paper tape 2 has been coated one deck screen 5 and is used for increasing shield effectiveness.Screen 5 can be selected aluminium foil or tinned copper wire woven shield.Restrictive coating 4 is coated on the outside of screen 5 and plays protective action.
Comprehensive above three embodiment analyses, conductor 11 in insulation core wire 1 in drag chain system electric wire in the utility model adopts many soft copper wires 111 first to restraint to twist twisting again to be made, and utilizes monofilament percentage elongation that soft copper wire is higher and less diameter to make the insulation core wire 1 that makes stronger than the bend resistance ability of heart yearn in existing drag chain cable; Insulation core wire 1 is made by seven conductor 11 twistings with identical external diameter, identical direction of lay and identical twisting pitch, guarantee the conductor 11 energy uniform stressed in the back and forth movement of drag chain system electric wire in this insulation core wire 1, further strengthen the ability of its bend resistance; Restrictive coating 3 and insulating barrier 12 use modified polyvinyl chloride to make, and can extend its useful life by the flexibility and the resistance to bending that strengthen drag chain system electric wire; For meeting the needs of practical application, drag chain system electric wire in the utility model is introduced adhesive tape 4 and is carried out Substitute For Partial insulation core wire 1, to realize, drag chain system electric wire is carried out to accommodation, the simple and great adaptive capacity that has strengthened described drag chain system electric wire of this adaptive adjustment.
Claims (10)
1. a drag chain system electric wire, is characterized in that, comprises successively from inside to outside electric wire core and the restrictive coating (3) that is coated on described electric wire core outside, and described electric wire core is by stranded the forming of insulation core wire (1);
Described insulation core wire (1) comprises the conductor group being formed by many conductors (11) twisting and the insulating barrier (12) that is coated on described conductor group outside from inside to outside successively, and conductor described in each (11) is formed by many copper wires (111) bundle strand; Bundle strand direction of lay and many described conductors (11) twisting that many described copper wires (111) bundle strand is described conductor (11) is that the twisting direction of lay of described conductor group is contrary.
2. drag chain system electric wire according to claim 1, is characterized in that, the filament diameter of described copper wire (111) is less than 0.18mm, and monofilament percentage elongation is greater than 30%.
3. drag chain system electric wire according to claim 1, is characterized in that, the bundle strand twisting pitch that many described copper wires (111) bundle strand is described conductor (11) is less than or equal to 10 times of stranded external diameter.
4. according to the drag chain system electric wire described in claim 1, it is characterized in that, described conductor (11) twisting is 14 times that the twisting twisting pitch of described conductor group is less than or equal to stranded external diameter.
5. drag chain system electric wire according to claim 1, is characterized in that, the twisting pitch of described electric wire core is less than or equal to 18 times of the stranded external diameter of described electric wire core.
6. drag chain system electric wire according to claim 1, it is characterized in that, described electric wire core also comprises for replacing the described insulation core wire of part (1) to make the adhesive tape (4) of accommodation, and described electric wire core is by described insulation core wire (1) and stranded the forming of described adhesive tape (4).
7. drag chain system electric wire according to claim 6, is characterized in that, described adhesive tape (4) adds up to seven with described insulation core wire (1), and the diameter of described adhesive tape (4) cross section is identical with the diameter of described insulation core wire (1) cross section.
8. drag chain system electric wire according to claim 1, is characterized in that, described insulating barrier (12) and described restrictive coating (3) are made up of modified polyvinyl chloride.
9. drag chain system electric wire according to claim 1, is characterized in that, also comprises the screen (5) for strengthening shield effectiveness.
10. according to the drag chain system electric wire described in claim 1 to 9 any one, it is characterized in that, also comprise wrapped in described electric wire core outside the paper tape (2) to guarantee that described electric wire core can be not loosening, the wrapped Duplication of described paper tape (2) is greater than 20%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320882348.9U CN203760099U (en) | 2013-12-30 | 2013-12-30 | Electric wire cable for drag chain system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320882348.9U CN203760099U (en) | 2013-12-30 | 2013-12-30 | Electric wire cable for drag chain system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203760099U true CN203760099U (en) | 2014-08-06 |
Family
ID=51255345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320882348.9U Expired - Fee Related CN203760099U (en) | 2013-12-30 | 2013-12-30 | Electric wire cable for drag chain system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203760099U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104751944A (en) * | 2013-12-30 | 2015-07-01 | 安徽联嘉祥特种电缆有限公司 | Electric wire of drag chain system and manufacturing method of electric wire |
| CN105448412A (en) * | 2014-09-26 | 2016-03-30 | 深圳市联嘉祥科技股份有限公司 | Flat combination drag chain cable and preparation method thereof |
| CN105513682A (en) * | 2014-09-26 | 2016-04-20 | 深圳市联嘉祥科技股份有限公司 | Circular shielding control towline cable and production method thereof |
| CN105655024A (en) * | 2014-11-24 | 2016-06-08 | 深圳市联嘉祥科技股份有限公司 | Anti-interference shielding communication tow-chain cable and preparation method thereof |
| CN110349695A (en) * | 2018-04-02 | 2019-10-18 | 赣州金信诺电缆技术有限公司 | Drag chain cable and its manufacturing method |
-
2013
- 2013-12-30 CN CN201320882348.9U patent/CN203760099U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104751944A (en) * | 2013-12-30 | 2015-07-01 | 安徽联嘉祥特种电缆有限公司 | Electric wire of drag chain system and manufacturing method of electric wire |
| WO2015100761A1 (en) * | 2013-12-30 | 2015-07-09 | 深圳市联嘉祥科技股份有限公司 | Electric cable for towing chain system and manufacturing method therefor |
| CN105448412A (en) * | 2014-09-26 | 2016-03-30 | 深圳市联嘉祥科技股份有限公司 | Flat combination drag chain cable and preparation method thereof |
| CN105513682A (en) * | 2014-09-26 | 2016-04-20 | 深圳市联嘉祥科技股份有限公司 | Circular shielding control towline cable and production method thereof |
| CN105448412B (en) * | 2014-09-26 | 2017-05-10 | 深圳市联嘉祥科技股份有限公司 | Flat combination drag chain cable and preparation method thereof |
| CN105655024A (en) * | 2014-11-24 | 2016-06-08 | 深圳市联嘉祥科技股份有限公司 | Anti-interference shielding communication tow-chain cable and preparation method thereof |
| CN110349695A (en) * | 2018-04-02 | 2019-10-18 | 赣州金信诺电缆技术有限公司 | Drag chain cable and its manufacturing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104751944B (en) | Electric wire of drag chain system and manufacturing method of electric wire | |
| CN203760099U (en) | Electric wire cable for drag chain system | |
| CN201527811U (en) | Novel cable for coal winning machine | |
| WO2018059434A1 (en) | Electric cable for use in searching and imaging | |
| CN105448412B (en) | Flat combination drag chain cable and preparation method thereof | |
| CN106558368B (en) | A kind of electric car charging cable and preparation method thereof | |
| CN201397696Y (en) | Waterproof type composite flat cable for controlling kinetic energy | |
| CN104112506A (en) | Flexible cable of coal cutter | |
| CN109872842A (en) | A kind of airport charging of wisdom energy winds flexible cable and its production technology with intermediate frequency | |
| CN202694975U (en) | Power cable special for oil well | |
| CN201717025U (en) | Towing chain cable | |
| CN203377000U (en) | Chariot-used CAT5e cable | |
| CN204029415U (en) | A kind of soft cable of coal mining machine | |
| CN203366834U (en) | Rubber sleeve flexible cable for coal cutter | |
| CN203351248U (en) | Flexible light-duty cable insulated by PTFE and PI composite | |
| CN216849357U (en) | Heavy-current soft charging pile quick-charging external connection cable | |
| CN201477959U (en) | Robot arm control cable | |
| CN204087878U (en) | A kind of signal controlling drag chain cable | |
| CN204315250U (en) | A kind of novel communication drag chain cable | |
| CN204440924U (en) | Subway communication pair twist shielded type cable | |
| CN203760124U (en) | Free movement fatigue bending preventing and anti-interference control cable for oil well in polar region | |
| CN208368189U (en) | A kind of resistance to conductor wire waved | |
| CN105513682A (en) | Circular shielding control towline cable and production method thereof | |
| CN205911029U (en) | Novel warping strength control cable | |
| CN210640005U (en) | Power and network cable integrated cable |
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: 20140806 |