CN203895154U - Anti-extrusion and bending-proof comprehensive electric cable - Google Patents
Anti-extrusion and bending-proof comprehensive electric cable Download PDFInfo
- Publication number
- CN203895154U CN203895154U CN201420162273.1U CN201420162273U CN203895154U CN 203895154 U CN203895154 U CN 203895154U CN 201420162273 U CN201420162273 U CN 201420162273U CN 203895154 U CN203895154 U CN 203895154U
- Authority
- CN
- China
- Prior art keywords
- outer cylinder
- inner cylinder
- cylinder
- cable core
- extrusion
- 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
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses an anti-extrusion and bending-proof comprehensive electric cable comprising a cable core, a second winding and wrapping layer, a metal woven protecting layer and a protection sleeve layer. An elastic support rack is included in the cable core and consists of an inner cylinder, an outer cylinder and a plurality of support plates; the support plates are arranged a long the radial direction of the cable core, one end of each support plate is positioned in the inner cylinder, and the other end of each support plate extends beyond the inner cylinder and the outer cylinder in a penetrating manner; an arc protecting member, arranged at the tail end of the outer side of the outer cylinder, of each support plate is abutted against the inner wall of the second winding and wrapping layer in a match manner; a plurality of conducting wires are lengthwise arranged between any two neighboring support plates and are arranged outside the outer cylinder; the plurality of conducting wires are very close to the support plates arranged at two sides, the outer wall of the outer cylinder and the inner wall of the arc protecting member; a plurality of signal line pairs are respectively lengthwise arranged between any two neighboring support plates and are arranged between the inner cylinder and the outer cylinder; a winding and wrapping layer, the metal woven protecting layer and the protection sleeve layer are orderly wound and wrapped around the outer part of the cable core. The anti-extrusion and bending-proof comprehensive electric cable brought forward by the utility model is characterized by anti-extrusion and bending-proof properties, simple structure and stability.
Description
Technical field
The utility model relates to cable technology field, relates in particular to a kind of anti-extrusion resistance to crooked composite cable.
Background technology
In metallurgy, electric power, petrochemical industry etc., cable is had in the operational environment of the mobile specific (special) requirements such as anticorrosion, cable laying is more prone to be subject to extraneous extruding and stretching after installing, especially the yielding even easily broken core of cable core inside conductor in anti-extrusion process, the transmission that can not guarantee electric power and communication is unobstructed, causes huge economic loss.Therefore, how to produce a kind of anti-extrusion resistance to bending, simple in structure and stable composite cable, become those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
In order to solve the technical problem existing in background technology, the utility model proposes a kind of anti-extrusion resistance to crooked composite cable, its resistance to bend(ing) simple in structure and stable, anti-extrusion can be excellent.
A kind of anti-extrusion resistance to crooked composite cable the utility model proposes, comprises cable core, the second lapping layer, metal knitted overcoat, restrictive coating, described cable core is by flexible supporting frames, multiple conducting wires and many group holding wires are to forming, flexible supporting frames is by inner cylinder, outer cylinder and polylith form along the supporting bracket of cable core radial arrangement, supporting bracket one end is in inner cylinder, the other end passes inner cylinder and outer cylinder, one end that supporting bracket is positioned at outer cylinder outside has arc protective part, arc protective part coordinates the inwall that leans the second lapping layer, wire comprises the first conductor and outside the first coated insulating barrier of the first conductor, holding wire is to comprising the first lapping layer of two holding wires and coated two holding wires, every holding wire comprises the second conductor and outside the second coated insulating barrier of the second conductor that is positioned at middle part, multiple conducting wires is vertical respectively to be put between two supporting brackets of arbitrary neighborhood and is positioned at outer cylinder outside, and near supported on both sides plate, outer cylinder outer wall and arc protective part inwall, organize holding wire to indulging and put between two supporting brackets of arbitrary neighborhood and between inner cylinder and outer cylinder respectively more, at outside coated the second lapping layer of described cable core, the outside clad metal braid shield of the second lapping layer, the outside coated restrictive coating of metal knitted overcoat (5).
Preferably, the angle between two supporting brackets of arbitrary neighborhood is equal to each other.
Preferably, two of arc protective part end rounding ofves.
Preferably, the first lapping layer adopts aluminium-plastic tape.
Preferably, in flexible supporting frames, longitudinally arrange many steel wires.
Preferably, the cross section of inner cylinder and outer cylinder is donut.
Preferably, the side that all supporting brackets are positioned at inner cylinder crosses at the place, axis of cylinder.
Preferably, metal knitted overcoat adopts tinned copper wire and braided steel wire to form.
Preferably, flexible supporting frames adopts thermoplastic elastomer (TPE) to make.
In the utility model, in cable core, comprise flexible supporting frames, flexible supporting frames is by inner cylinder, outer cylinder and polylith form along the supporting bracket of cable core radial arrangement, supporting bracket one end is positioned at inner cylinder, the other end passes inner cylinder and outer cylinder, the arc protective part of supporting bracket end coordinates the inwall that leans the second lapping layer, multiple conducting wires is indulged respectively and is put outer cylinder outside between two supporting brackets of arbitrary neighborhood, and near supported on both sides plate, outer cylinder outer wall and arc protective part inwall, many group holding wires are to indulging and put between two supporting brackets of arbitrary neighborhood and between inner cylinder and outer cylinder respectively, and at the outside coated coated lapping layer successively of cable core, metal knitted overcoat and restrictive coating.In said structure arrangement, when cable is bent, flexible supporting frames middle part inner cylinder is alleviated the holding wire that is positioned at outside it to suffered bending stress by deformation, and adjacent two supporting brackets and inside and outside cylinder protect its around holding wire pair, when cable is subject to external force collision, the arc protective part of supporting bracket is protected its inner wire, alleviates its suffered power simultaneously, reduce wire and the holding wire risk to disconnected core, improved the anti-extrusion performance of resistance to bending of cable; Further, when cable is collided external force, the radial force of the arc protective part in wire outside and the metal knitted overcoat force buffer process peripheral wire of cable core outside, further improves the anti-extrusion performance of cable.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of anti-extrusion resistance to crooked composite cable that the utility model proposes.
Embodiment
As shown in Figure 1, Fig. 1 is the structural representation of a kind of anti-extrusion resistance to crooked composite cable that the utility model proposes.
With reference to Fig. 1, a kind of anti-extrusion resistance to crooked composite cable the utility model proposes, comprises cable core, lapping layer 4, metal knitted overcoat 5, restrictive coating 6;
Cable core consists of 3 flexible supporting frames 1, eight wires 2 and four groups of holding wires;
Flexible supporting frames 1 adopts thermoplastic elastic material to make, it is by inner cylinder 11, outer cylinder 12 and four supporting brackets 13 along cable core radial arrangement form, the cross section of inner cylinder 11 and outer cylinder 12 is donut, supporting bracket 13 one end cross at the place, axis of cylinder, the other end passes inner cylinder 11 and outer cylinder 12, one end that supporting bracket is positioned at outer cylinder outside has arc protective part 14, arc protective part 14 coordinates the inwall that leans lapping layer 4, two end rounding ofves of arc protective part 14, angle between adjacent two supporting brackets 13 is 90 degree, many steel wires of the interior longitudinal layout of flexible supporting frames 1 15,
Wire 2 comprises the first conductor 21 and outside the first coated insulating barrier 22 of the first conductor 21 that is positioned at middle part, holding wire is to 3 aluminium-plastic tapes 33 that comprise two holding wires and wrapped two holding wires, and every holding wire comprises the second conductor 31 and outside the second coated insulating barriers 32 of the second conductor 31 that are positioned at middle part; By wire 2 and holding wire are set, realized the comprehensive transmission of cable;
In wire and the right placement process of holding wire, eight wires 2 are equally divided into four groups, every group of two wires 2 are indulged and are put outer cylinder 12 outsides between adjacent two supporting brackets 13, and near supported on both sides plate, outer cylinder 12 outer walls and arc protective part 14 inwalls, four groups of holding wires are indulged and put between adjacent two supporting brackets 13 and between inner cylinder 11 and outer cylinder 12 respectively 3; Cable core structure is compact and stablize, and electromagnetic field is evenly distributed.
At the outside coated lapping layer 4 of cable core, lapping layer 4 is near arc protective part 11 outsides of flexible supporting frames 1, and lapping layer 4 outsides are coated overcoats 5, and overcoat 5 adopts tinned copper wires and braided steel wire to form, the outside coated restrictive coating 6 of overcoat 5.
In the present embodiment, in cable core, comprise flexible supporting frames, flexible supporting frames is by inner cylinder 11, outer cylinder 12 and four supporting brackets 13 along cable core radial arrangement form, supporting bracket 13 one end are positioned at inner cylinder 11 inner sides, the other end passes inner cylinder 11 and outer cylinder 12, the arc protective part 14 of supporting bracket 13 ends coordinates the inwall that leans lapping layer 4, eight wires 2 are indulged and are put between adjacent two supporting brackets 13 and be positioned at outer cylinder 12 outsides respectively, and near supported on both sides plate 13, outer cylinder 12 outer walls and arc protective part 14 inwalls, four groups of holding wires are indulged and are put between two supporting brackets 13 of arbitrary neighborhood and between inner cylinder 11 and outer cylinder 12 respectively 3, and at the outside coated coated lapping layer 4 successively of cable core, metal knitted overcoat 5 and restrictive coating 6.In said structure arrangement, when cable is bent, flexible supporting frames 1 middle part inner cylinder 11 by deformation alleviate be positioned at its outside holding wire to suffered bending stress, and adjacent two supporting brackets and inside and outside cylinder protect its around holding wire pair, when cable is subject to external force collision, arc protective part 14 its inner wires of protection of supporting bracket 13, alleviate its suffered power simultaneously, reduce wire and the holding wire risk to disconnected core, improved the anti-extrusion performance of resistance to bending of cable; Further, when cable is collided external force, the radial force of the metal knitted overcoat force buffer process peripheral wire of the arc protective part 14 in wire 2 outsides and cable core outside, further improves the anti-extrusion performance of cable.
In concrete structure design, the inner cylinder 11 of flexible supporting frames 1 and the cross section of outer cylinder 12 are donut, supporting bracket 13 one end cross at the place, axis of cylinder, and between two supporting brackets of arbitrary neighborhood, angle is 90 degree, flexible supporting frames is divided into cable core space to be uniformly distributed from inside to outside enclosure space and open space, only by flexible supporting frames 1 is set, makes cable core compact and stablize, when cable is subject to external force, wire 2 and holding wire are difficult for mobile to 3 position stabilities; In flexible supporting frames 1, longitudinally arrange many steel wires 15, improve the stretch-proof performance of cable; Arc protective part 14 end rounding ofves, have guaranteed can not destroy outside coating layer at making and the use procedure Elastic bracing frame 1 of cable.
At the outside metallized aluminum plastic composite strips 33 of two holding wires, aluminium-plastic tape 33 by holding wire tightly wrapped together, when guard signal line, its thin aluminium lamination plays the effect of screen, for each holding wire is to 3 shielding external electromagnetic waves; Further, overcoat 5 adopts tinned copper wire and braided steel wire to form, and plays the effect of shielding external electromagnetic wave interference in the time of protection cable core, and in addition, bimetallic braiding structure carries out complementation in electromagnetic wave shielding scope, has strengthened shielding properties.
In embodiment, the thermoplastic elastomer (TPE) that flexible supporting frames 1 adopts is high-strength abrasion-proof elastomer, and it comprises following component by mass fraction: 20-30 part EVA, 30-45 part HDPE, 30-50 part TPUE, 70-100 part Firebrake ZB, 1-5 part silane coupler, 5-15 part paraffin, 1-5 part calcium stearate, 0.5-5 part phosphite ester, 10-15 part nano-calcium carbonate, 8-12 part carbon fiber; Particularly, its component and content are as follows: 30 parts of EVA, 30 parts of HDPE, 45 parts of TPUEs, 80 parts of Firebrake ZBs, 2 parts of silane couplers, 7 parts of paraffin, 3 parts of calcium stearates, 2 parts of phosphite esters, 10 parts of nano-calcium carbonates, 12 parts of carbon fibers.
1 pair of inner cable core of flexible supporting frames is played a supporting role, and by adopting the high-strength abrasion-proof elastomeric material of above-mentioned raw materials component to make, can guarantee the flexible while, high temperature resistant, insulation effect good; Wherein, the interpolation of nano-calcium carbonate and carbon fiber, can promote anti-wear performance.Therefore, the elastomeric flexible supporting frames 1 of this high-strength abrasion-proof has the advantages such as good springiness, stretch-proof, high temperature resistant, satisfactory mechanical property.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; according to the technical solution of the utility model and utility model design thereof, be equal to replacement or changed, within all should being encompassed in protection range of the present utility model.
Claims (9)
1. an anti-extrusion resistance to crooked composite cable, is characterized in that, comprises cable core, the second lapping layer (4), metal knitted overcoat (5), restrictive coating (6), described cable core is by flexible supporting frames (1), multiple conducting wires (2) and many group holding wires form (3), flexible supporting frames (1) is by inner cylinder (11), outer cylinder (12) and polylith form along the supporting bracket (13) of cable core radial arrangement, supporting bracket (13) one end is in inner cylinder, the other end passes inner cylinder and outer cylinder, one end that supporting bracket (13) is positioned at outer cylinder (12) outside has arc protective part (14), arc protective part (14) coordinates the inwall that leans the second lapping layer (4), wire (2) comprises the first conductor (21) and outside coated the first insulating barrier (22) of the first conductor (21), holding wire comprises first lapping layer (33) of two holding wires and coated two holding wires to (3), every holding wire comprises the second conductor (31) and outside coated the second insulating barrier (32) of the second conductor (31), multiple conducting wires (2) is vertical respectively to be put between two supporting brackets of arbitrary neighborhood (13) and is positioned at outer cylinder (12) outside, and near supported on both sides plate (13), outer cylinder (12) outer wall and arc protective part (14) inwall, organize holding wire to (3) vertical putting between two supporting brackets of arbitrary neighborhood (13) and be positioned between inner cylinder (11) and outer cylinder (12) respectively more, at outside coated the second lapping layer (4) of described cable core, the outside clad metal braid shield of the second lapping layer (4) (5), the outside coated restrictive coating (6) of metal knitted overcoat (5).
2. anti-extrusion resistance to crooked composite cable according to claim 1, is characterized in that, the angle between two supporting brackets of arbitrary neighborhood (13) is equal to each other.
3. anti-extrusion resistance to crooked composite cable according to claim 1, is characterized in that, two end rounding ofves of arc protective part (14).
4. anti-extrusion resistance to crooked composite cable according to claim 1, is characterized in that, the first lapping layer (4) adopts aluminium-plastic tape.
5. anti-extrusion resistance to crooked composite cable according to claim 1, is characterized in that, longitudinally arranges many steel wires (15) in flexible supporting frames (1).
6. anti-extrusion resistance to crooked composite cable according to claim 1, is characterized in that, the cross section of inner cylinder (11) and outer cylinder (12) is donut.
7. anti-extrusion resistance to crooked composite cable according to claim 1, is characterized in that, one end that all supporting brackets (13) are positioned at inner cylinder (11) crosses at the place, axis of cylinder.
8. anti-extrusion resistance to crooked composite cable according to claim 1, is characterized in that, metal knitted overcoat (5) adopts tinned copper wire and braided steel wire to form.
9. anti-extrusion resistance to crooked composite cable according to claim 1, is characterized in that, flexible supporting frames (1) adopts thermoplastic elastomer (TPE) to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420162273.1U CN203895154U (en) | 2014-04-02 | 2014-04-02 | Anti-extrusion and bending-proof comprehensive electric cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420162273.1U CN203895154U (en) | 2014-04-02 | 2014-04-02 | Anti-extrusion and bending-proof comprehensive electric cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203895154U true CN203895154U (en) | 2014-10-22 |
Family
ID=51721526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420162273.1U Expired - Fee Related CN203895154U (en) | 2014-04-02 | 2014-04-02 | Anti-extrusion and bending-proof comprehensive electric cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203895154U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104123985A (en) * | 2014-04-02 | 2014-10-29 | 安徽复兴电缆集团有限公司 | Extruding-resistant and bending-resistant complex cable |
| CN104392783A (en) * | 2014-12-02 | 2015-03-04 | 安徽渡江电缆集团有限公司 | Compact anti-extrusion cable |
| CN107978386A (en) * | 2017-11-14 | 2018-05-01 | 江苏长城电缆有限公司 | A kind of intelligent equipment controls cable and preparation method thereof with flexible tension |
-
2014
- 2014-04-02 CN CN201420162273.1U patent/CN203895154U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104123985A (en) * | 2014-04-02 | 2014-10-29 | 安徽复兴电缆集团有限公司 | Extruding-resistant and bending-resistant complex cable |
| CN104123985B (en) * | 2014-04-02 | 2017-02-15 | 安徽复兴电缆集团有限公司 | Extruding-resistant and bending-resistant complex cable |
| CN104392783A (en) * | 2014-12-02 | 2015-03-04 | 安徽渡江电缆集团有限公司 | Compact anti-extrusion cable |
| CN107978386A (en) * | 2017-11-14 | 2018-05-01 | 江苏长城电缆有限公司 | A kind of intelligent equipment controls cable and preparation method thereof with flexible tension |
| CN107978386B (en) * | 2017-11-14 | 2024-04-05 | 江苏长城电缆有限公司 | Flexible tensile control cable for intelligent equipment and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203895154U (en) | Anti-extrusion and bending-proof comprehensive electric cable | |
| CN203311878U (en) | AC charging connection flat cable for electromobile | |
| CN202855423U (en) | Power cable for frequency converter | |
| CN103956209A (en) | Extruding-resistant and stretch-proof power cable | |
| CN206236464U (en) | A kind of anti-extrusion stretch-proof power cable | |
| CN105609181A (en) | Straight high-bending resistance strength cable | |
| CN208834801U (en) | One kind is around aluminium foil double shield cable architecture | |
| CN103956200A (en) | Flexible aluminum alloy cable | |
| CN104123985A (en) | Extruding-resistant and bending-resistant complex cable | |
| CN203596212U (en) | Signal cable | |
| CN203895155U (en) | Extrusion-proof and stretching-proof electric power cable | |
| CN103871647A (en) | Special high-voltage power cable for seabed | |
| CN203910290U (en) | Flexible aluminum alloy cable | |
| CN103035329A (en) | Anti-interference composite wire cable | |
| CN202855412U (en) | Self-locking armored medium-voltage fire resistant cable | |
| CN202632822U (en) | Low-smoke halogen-free flame-retardant A type stainless steel armored cable | |
| CN203134410U (en) | Three-channel five-core integrated cable for large-size electrical equipment | |
| CN205194367U (en) | Shielding binode constructs cable | |
| CN104835583A (en) | Shielding insulating cable | |
| CN104821194A (en) | Armored shielding flexible cable for coal cutter | |
| CN204966129U (en) | Programme -controlled communication data cable of fire -retardant type with fire -resistant function | |
| CN203150194U (en) | Three-channel five-core oil-filled cable used on seafloor | |
| CN202720929U (en) | High-flexible servo motor cable | |
| CN204558072U (en) | The light-duty flexible cable of a kind of low-smoke non-halogen flame-retardant | |
| CN203490989U (en) | Cable for coal cutter in coal mine |
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: 20141022 Termination date: 20160402 |