CN214410839U - High-strength special bending-resistant tensile cable - Google Patents
High-strength special bending-resistant tensile cable Download PDFInfo
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- CN214410839U CN214410839U CN202120344099.2U CN202120344099U CN214410839U CN 214410839 U CN214410839 U CN 214410839U CN 202120344099 U CN202120344099 U CN 202120344099U CN 214410839 U CN214410839 U CN 214410839U
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- 238000005452 bending Methods 0.000 title claims abstract description 13
- 239000004020 conductor Substances 0.000 claims abstract description 36
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052802 copper Inorganic materials 0.000 claims abstract description 8
- 239000010949 copper Substances 0.000 claims abstract description 8
- 229920006231 aramid fiber Polymers 0.000 claims abstract description 7
- 238000009941 weaving Methods 0.000 claims abstract description 6
- 230000002787 reinforcement Effects 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 41
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 6
- 239000004760 aramid Substances 0.000 claims description 6
- 229920003235 aromatic polyamide Polymers 0.000 claims description 6
- 239000003063 flame retardant Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000011241 protective layer Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 229920001169 thermoplastic Polymers 0.000 claims description 3
- 239000004416 thermosoftening plastic Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims 2
- 230000032683 aging Effects 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Ropes Or Cables (AREA)
Abstract
The utility model discloses a resistant crooked tensile cable of high strength special type, including the conductor unit, the outside of conductor unit is provided with the insulating layer, the outside of insulating layer is provided with the high strength tensile layer, the outside of high strength tensile layer is provided with outer jacket, its characterized in that: the conductor unit is formed by stranding a plurality of tinned soft copper stranded wires and a special aramid fiber wire reinforcement together into strands, and the high-strength tensile layer is formed by weaving tinned copper wires. The utility model discloses possess excellent characteristics such as bending resistance, resistant torsional properties, high tensile strength, tear resistance, wear resistance, ageing-resistant.
Description
Technical Field
The utility model belongs to the technical field of wire and cable, concretely relates to resistant crooked tensile cable of high strength special type.
Background
The special cable is a series of products with unique performance and special structure, and has the characteristics of higher technical content, stricter use conditions, smaller batch and higher added value compared with the common electric wires and cables with large quantity and wide range. At present, in order to improve the tensile property of the cable, the conventional special cable adopts a steel wire reinforcing piece, so that the flexibility of the cable is poor, although the flexibility can be improved by changing the insulating and sheathing materials, the effect is poor, and the service life is short.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a resistant crooked tensile cable of high strength special type possesses good characteristics such as bending resistance ability, resistant torsional properties, high tensile strength, tear resistance, wear resistance, ageing-resistant.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a resistant crooked tensile cable of high strength special type, includes the conductor unit, the outside of conductor unit is provided with the insulating layer, the outside of insulating layer is provided with the high strength tensile layer, the outside of high strength tensile layer is provided with the outer jacket, the conductor unit adopts stranded tinned soft copper stranded wire and special aramid fiber silk reinforcement to restraint together and twists into the strand, the high strength tensile layer adopts the tinned copper wire to weave and forms.
Preferably, 3 or more than 3000 denier aramid filament single-strand twisted aramid yarn reinforcements are placed in the center of each strand of the conductor unit and are bundled together to form a strand.
Preferably, the maximum monofilament diameter in the conductor unit is controlled to be not more than 0.21mm, the stranding pitch ratio of the strands is controlled to be 10-12 times, and the strand stranding direction of the strands is the same.
Preferably, the weaving density of the high-strength tensile layer is more than or equal to 80%.
Preferably, the surface of the insulating layer is coated with a liquid release agent.
Preferably, the insulating layer and the outer sheath are extruded by thermoplastic flame-retardant TPE.
Preferably, the number of the conductor units is 1-4, and when the number of the conductor units is multiple, the conductor units further comprise a filling layer.
Preferably, the filling layer is made of glass fiber with flame retardant property and tensile property.
Compared with the prior art, the beneficial effects of the utility model are that:
by adopting the above technical scheme, the utility model, possess characteristics such as good bending resistance, resistant torsional properties, high tensile strength, tear resistance, wear resistance, ageing-resistant. The requirements of high strength and reciprocating motion in use environment are met. The device is particularly suitable for occasions such as high-speed elevators, port crane drag chains, coal mines, oil platforms and the like, and has good use effect.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: the cable comprises a conductor unit 1, a tinned soft copper stranded wire 11, a special aramid fiber wire 12, an insulating layer 2, a high-strength tensile layer 3, an outer protective layer 4 and a filling layer 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1, the utility model provides a pair of resistant tensile cable that bends of high strength special type, including conductor unit 1, the outside of conductor unit 1 is provided with insulating layer 2, the outside of insulating layer 2 is provided with high strength tensile layer 3, the outside of high strength tensile layer 3 is provided with outer jacket 4, conductor unit 1 adopts stranded tinned soft copper stranded wire 11 and special aramid fiber 12 reinforcement to restraint strand together, high strength tensile layer 3 adopts the tinned copper wire to weave and forms.
The utility model discloses the central point of per strand put in the well conductor unit 1 places 3 strands and above 3000 denier aramid fiber long filament single strand twisted aramid fiber yarn silk reinforcers and restraints into a strand together. By adopting the structure, the load capacity of the cable is improved, the tensile force applied to the insulated wire core is reduced, and the problem of core breakage of the conductor in a high-strength occasion is solved.
In order to ensure that the conductor has excellent flexibility and good torsion resistance, the tensile capacity of the conductor is improved to the maximum extent. The maximum monofilament diameter in the conductor unit 1 is controlled to be not more than 0.21mm, the stranding pitch ratio of the strands is controlled to be 10-12 times, and the strand stranding direction of the strands is the same. Specifically, when the compound twisted strands are twisted, the twisting direction of the strand units on the same layer is the same, the compound twisting direction of the strand units on the same layer is the same as that of the layer, the compound twisting direction of adjacent layers is opposite, the compound twisting direction of the outermost layer is the right direction, and the compound twisting pitch-diameter ratio is controlled to be 12-13 times.
The utility model discloses the advantage that 3 adoption tinned copper wires of well high strength tensile layer were woven lies in, possesses the electrostatic shielding function to cable conductor body tinned copper wire at the in-process that uses, avoids external electromagnetic wave etc. to disturb the electric current production, also effectively avoids the interference of the electromagnetic wave that the cable produced to producing on every side simultaneously, and the weaving layer has very strong pull resistance, effectively strengthens the pull resistance of cable conductor body. In order to improve the flexibility and the suitability for reciprocating motion, the weaving density of the high-strength tensile layer 3 is more than or equal to 80 percent.
The utility model discloses well insulating layer 2's surface coating liquid separant. Specifically, the insulated wire core is immersed in the release agent, so that the surface of the insulated wire core is uniformly coated, the bending resistance of the cable core is further improved,
the insulating layer 2 and the outer protective layer 4 are extruded by thermoplastic flame-retardant TPE. The insulating layer 2 is extruded on the outer side of the conductor unit 1 in an extrusion mode, so that the wrapping force of the outer sheath on the conductor unit 1 can be enhanced; the outer sheath is extruded outside the conductor unit 1 in an extrusion mode, so that the wrapping force of the outer sheath on the conductor unit 1 can be enhanced
The utility model discloses well conductor unit 1 sets up to 1 ~ 4, still includes filling layer 5 when conductor unit 1 is a plurality of. The filling layer 5 is made of glass fiber with flame retardant property and tensile property.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a resistant crooked tensile cable of high strength special type, includes conductor unit (1), the outside of conductor unit (1) is provided with insulating layer (2), the outside of insulating layer (2) is provided with high strength tensile layer (3), the outside of high strength tensile layer (3) is provided with outer jacket (4), its characterized in that: the conductor unit (1) is formed by stranding a plurality of tinned soft copper stranded wires (11) and a special aramid fiber wire (12) reinforcement together into strands, and the high-strength tensile layer (3) is formed by weaving tinned copper wires.
2. The special high-strength bending-resistant tensile cable according to claim 1, characterized in that: 3 strands of 3000-denier aramid filament single-strand twisted aramid yarn fiber wire reinforcing pieces which are more than or equal to 3000 denier aramid filament single-strand twisted aramid yarn fiber wire reinforcing pieces are arranged at the center of each strand of the conductor unit (1) and are bundled together to be stranded.
3. The special high-strength bending-resistant tensile cable according to claim 2, wherein: the diameter of the largest monofilament in the conductor unit (1) is controlled to be not more than 0.21mm, the stranding pitch ratio of the strands is controlled to be 10-12 times, and the strand stranding direction adopts the same stranding direction.
4. The special high-strength bending-resistant tensile cable according to claim 1, characterized in that: the weaving density of the high-strength tensile layer (3) is more than or equal to 80 percent.
5. The special high-strength bending-resistant tensile cable according to claim 1, characterized in that: and the surface of the insulating layer (2) is coated with a liquid release agent.
6. The special high-strength bending-resistant tensile cable according to claim 1, characterized in that: the insulating layer (2) and the outer protective layer (4) are extruded by thermoplastic flame-retardant TPE.
7. The special high-strength bending-resistant tensile cable according to claim 1, characterized in that: the number of the conductor units (1) is 1-4, and when the number of the conductor units (1) is multiple, the conductor units further comprise filling layers (5).
8. The special high-strength bending-resistant tensile cable according to claim 7, wherein: the filling layer (5) adopts glass fiber with flame retardant property and tensile property.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120344099.2U CN214410839U (en) | 2021-02-04 | 2021-02-04 | High-strength special bending-resistant tensile cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120344099.2U CN214410839U (en) | 2021-02-04 | 2021-02-04 | High-strength special bending-resistant tensile cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214410839U true CN214410839U (en) | 2021-10-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120344099.2U Active CN214410839U (en) | 2021-02-04 | 2021-02-04 | High-strength special bending-resistant tensile cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214410839U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114068107A (en) * | 2021-11-12 | 2022-02-18 | 红旗电缆电器仪表集团有限公司 | A kind of super soft electric vehicle DC charging pile cable processing method |
| CN117275817A (en) * | 2023-11-08 | 2023-12-22 | 江苏亨通电力电缆有限公司 | Cable and manufacturing method thereof |
-
2021
- 2021-02-04 CN CN202120344099.2U patent/CN214410839U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114068107A (en) * | 2021-11-12 | 2022-02-18 | 红旗电缆电器仪表集团有限公司 | A kind of super soft electric vehicle DC charging pile cable processing method |
| CN117275817A (en) * | 2023-11-08 | 2023-12-22 | 江苏亨通电力电缆有限公司 | Cable and manufacturing method thereof |
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