CN111599523A - Tensile wear-resistant cable for motor train unit - Google Patents
Tensile wear-resistant cable for motor train unit Download PDFInfo
- Publication number
- CN111599523A CN111599523A CN202010350489.0A CN202010350489A CN111599523A CN 111599523 A CN111599523 A CN 111599523A CN 202010350489 A CN202010350489 A CN 202010350489A CN 111599523 A CN111599523 A CN 111599523A
- Authority
- CN
- China
- Prior art keywords
- cable
- layer
- core
- tensile
- cores
- 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
Links
Images
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
- H01B7/182—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments
- H01B7/1825—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments forming part of a high tensile strength core
-
- 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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
Abstract
The invention relates to the technical field of cables and discloses a tensile wear-resistant cable for a motor train unit, which comprises an outer sleeve and a cable core, wherein the cable core is arranged in the outer sleeve, six tensile cores are uniformly and equidistantly distributed on the annular outer side wall of the cable core, the six tensile cores are stranded on the annular outer side wall of the cable core by taking the cable core as the center, an inner armor layer is sleeved on the outer sides of the six tensile cores together, a plurality of reinforcing cores are arranged between the inner armor layer and the outer sleeve, the plurality of reinforcing cores are distributed in an annular shape by taking the inner armor layer as the center, a lime layer is arranged between the inner armor layer and the outer sleeve, and the lime layer wraps the reinforcing cores. The tensile wear-resistant cable for the motor train unit can solve the problem that the existing cable still needs to have higher tensile wear-resistant performance so as to meet the requirement of overlarge cable torsion frequency in the running process of the high-speed motor train unit.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a tensile wear-resistant cable for a motor train unit.
Background
With the increase of the speed of the motor train unit, the speed per hour of the CRH380A motor train unit independently developed and researched in China can reach 350 km/h, and when the speed per hour reaches 350 km, the insulating material of the required cable not only has higher voltage-resistant and temperature-resistant grade, but also has higher tensile and wear-resistant performance so as to adapt to the requirement of overlarge cable torsion frequency in the running process of the high-speed motor train unit.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the tensile wear-resistant cable for the motor train unit, which has the advantage of higher tensile wear-resistant performance, and solves the problem that the conventional cable still needs to have higher tensile wear-resistant performance so as to meet the requirement of overlarge cable torsion frequency in the running process of the high-speed motor train unit.
(II) technical scheme
In order to achieve the purpose of higher tensile and wear resistance, the invention provides the following technical scheme: the utility model provides a EMUs are with tensile wear-resisting cable, includes outer tube and cable core, the cable core sets up in the outer tube, even equidistance distribution has six stretch-proofing cores on the annular lateral wall of cable core, six stretch-proofing cores use the cable core to strand on the annular lateral wall of cable core as the center, six the common cover in the outside of stretch-proofing core is equipped with interior armor layer, be equipped with a plurality of enhancement cores between interior armor layer and the outer tube, a plurality of the enhancement core is the annular distribution setting with interior armor layer as the center, be equipped with the lime layer between interior armor layer and the outer tube, the setting of enhancement core is wrapped up in the lime layer.
Preferably, the tensile core comprises a tensile pipe, a Kevlar fiber core is arranged in the tensile pipe, the Kevlar fiber core is formed by twisting a plurality of Kevlar tensile fibers into one strand, a plurality of circular elastic frameworks are arranged between the tensile pipe and the Kevlar fiber core, and the elastic frameworks are annularly distributed between the tensile pipe and the Kevlar fiber core by taking the Kevlar fiber core as a center.
Preferably, a flame-retardant high-temperature filling layer is arranged between the inner armor layer and the stretch-resistant core.
Preferably, a plurality of the reinforcing cores are respectively connected with the inner armor layer and the outer sleeve through viscose.
Preferably, an aramid fiber woven layer is arranged between the tensile pipe and the Kevlar fiber core and wraps the elastic framework.
Preferably, the annular outer side wall of the outer sleeve is wrapped with an insulating layer, and the annular outer side wall of the insulating layer is wrapped with a wear-resistant layer.
Preferably, the inner pipe wall of the outer sleeve is coated with an insulating layer, and the lime layer is composed of lime powder.
(III) advantageous effects
Compared with the prior art, the invention provides a tensile wear-resistant cable for a motor train unit, which has the following beneficial effects:
1. this EMUs are with tensile wear-resisting cable, through setting up the cable core, the stretch-proofing core, interior armor, strengthen core and lime layer, strand the stretch-proofing core with the cable core as the center on the annular lateral wall of cable core, still improved its tensile effect when protecting the cable core, protect the cable core through the outer tube, prevent that it from taking place wearing and tearing in the use, the life of cable has been improved, simultaneously through setting up the lime layer, when small fire source appears near the cable, after the outer tube firing appears damaged when the fire source, lime in the dust layer can be followed the damage and revealed, put out the fire source, the protection effect to the cable has been improved, make the cable adapt to the too big requirement of cable torsional frequency in the high-speed EMUs operation process.
Drawings
FIG. 1 is a schematic structural view of a tensile and wear-resistant cable for a motor train unit according to the present invention;
fig. 2 is a partially enlarged schematic view of fig. 1.
In the figure: the cable comprises an outer sleeve 1, a cable core 2, a stretch-proof core 3, a tensile pipe 31, a Kevlar fiber core 32, an elastic framework 33, an inner armor layer 4, a reinforcing core 5, a lime layer 6, a flame-retardant high-temperature filling layer 7, an aramid fiber braided layer 8, an insulating layer 9, a wear-resistant layer 10 and a heat-insulating layer 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a tensile and wear-resistant cable for a motor train unit comprises an outer sleeve 1 and a cable core 2, wherein the cable core 2 is arranged in the outer sleeve 1, six tensile cores 3 are uniformly and equidistantly distributed on the annular outer side wall of the cable core 2, the six tensile cores 3 are stranded on the annular outer side wall of the cable core 2 by taking the cable core 2 as a center, an inner armor layer 4 is commonly sleeved on the outer sides of the six tensile cores 3, a plurality of reinforcing cores 5 are arranged between the inner armor layer 4 and the outer sleeve 1, the plurality of reinforcing cores 5 are annularly distributed by taking the inner armor layer 4 as the center, a lime layer 6 is arranged between the inner armor layer 4 and the outer sleeve 1, the lime layer 6 wraps the reinforcing cores 5, the tensile cores 3 are stranded on the annular outer side wall of the cable core 2 by taking the cable core 2 as the center, the tensile effect of the cable core 2 is improved while the cable core 2 is protected, and the cable core, prevent to take place wearing and tearing in its use, improved the life of cable, simultaneously through setting up lime layer 6, when the small fire source appears near the cable, appear damaged back when the fire source with outer tube 1 firing, lime in the dust layer 6 can be followed and is leaked out after the damage, puts out the fire source, has improved the protection effect to the cable for the too big requirement of cable torsional frequency in the high-speed EMUs operation process of cable adaptation.
The stretch-proofing core 3 comprises a stretch-proofing pipe 31, a Kevlar fiber core 32 is arranged in the stretch-proofing pipe 31, the Kevlar fiber core 32 is formed by twisting a plurality of Kevlar stretch-proofing fibers into one strand, a plurality of circular elastic frameworks 33 are arranged between the stretch-proofing pipe 31 and the Kevlar fiber core 32, the elastic frameworks 33 are annularly distributed between the stretch-proofing pipe 31 and the Kevlar fiber core 32 by taking the Kevlar fiber core 32 as the center, when the stretch-proofing core 3 is pulled, the stretch-proofing pipe 31 is stressed to deform, the elastic frameworks 33 are compressed, the elastic frameworks 33 are stressed to deform, and meanwhile, the stretch-proofing effect of the stretch-proofing core 3 is improved.
And a flame-retardant high-temperature filling layer 7 is arranged between the inner armor layer 4 and the stretch-resistant core 3, and the flame-retardant effect is improved through the flame-retardant high-temperature filling layer 7.
A plurality of reinforced cores 5 are respectively connected with the inner armor layer 4 and the outer sleeve 1 through viscose, so that the tightness of the reinforced cores 5 when being connected with the inner armor layer 4 and the outer sleeve 1 is improved.
An aramid fiber weaving layer 8 is arranged between the tensile pipe 31 and the Kevlar fiber core 32, and the aramid fiber weaving layer 8 wraps the elastic framework 33, so that the overall tensile property and the mechanical property of the tensile core 3 are improved.
The annular outer side wall of the outer sleeve 1 is wrapped with the insulating layer 9, the annular outer side wall of the insulating layer 9 is wrapped with the wear-resistant layer 10, and the insulation performance and the wear-resistant performance of the cable are improved.
The inner pipe wall of the outer sleeve 1 is coated with a heat preservation layer 11, so that the heat preservation effect on the cable is improved, and the lime layer 6 is composed of lime powder.
To sum up, this EMUs are with tensile wear-resisting cable, use cable core 2 as the annular lateral wall of central transposition on cable core 2 with tensile core 3, still improved its tensile effect when protecting cable core 2, protect cable core 2 through outer tube 1, prevent that it from taking place wearing and tearing in the use, the life of cable has been improved, simultaneously through setting up lime layer 6, when small fire source appears near the cable, after the damage appears in the firing of outer tube 1 with the fire source, lime in dust layer 6 can be followed the damage and is revealed, put out the fire source, the protection effect to the cable has been improved, make the cable adapt to the too big requirement of cable torsional frequency in the high-speed EMUs operation process.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (7)
1. The utility model provides a EMUs are with wear-resisting cable of tensile, includes outer tube (1) and cable core (2), its characterized in that: the cable core (2) is arranged in the outer sleeve (1), six anti-stretching cores (3) are uniformly and equidistantly distributed on the annular outer side wall of the cable core (2), the anti-stretching cores (3) are twisted on the annular outer side wall of the cable core (2) by taking the cable core (2) as a center, the outer sides of the anti-stretching cores (3) are jointly sleeved with an inner armor layer (4), a plurality of reinforcing cores (5) are arranged between the inner armor layer (4) and the outer sleeve (1), the reinforcing cores (5) are annularly distributed by taking the inner armor layer (4) as the center, a lime layer (6) is arranged between the inner armor layer (4) and the outer sleeve (1), and the lime layer (6) wraps the reinforcing cores (5).
2. The tensile wear-resistant cable for the motor train unit according to claim 1, wherein: the stretch-proof core (3) comprises a stretch-proof pipe (31), a Kevlar fiber core (32) is arranged in the stretch-proof pipe (31), the Kevlar fiber core (32) is formed by twisting a plurality of Kevlar stretch-proof fibers into one strand, a plurality of circular elastic frameworks (33) are arranged between the stretch-proof pipe (31) and the Kevlar fiber core (32), and the elastic frameworks (33) are annularly distributed between the stretch-proof pipe (31) and the Kevlar fiber core (32) by taking the Kevlar fiber core (32) as a center.
3. The tensile wear-resistant cable for the motor train unit according to claim 1, wherein: and a flame-retardant high-temperature filling layer (7) is arranged between the inner armor layer (4) and the stretch-resistant core (3).
4. The tensile wear-resistant cable for the motor train unit according to claim 1, wherein: and the plurality of reinforcing cores (5) are respectively connected with the inner armor layer (4) and the outer sleeve (1) through viscose glue.
5. The tensile wear-resistant cable for the motor train unit according to claim 2, wherein: an aramid fiber woven layer (8) is arranged between the tensile pipe (31) and the Kevlar fiber core (32), and the aramid fiber woven layer (8) wraps the elastic framework (33).
6. The tensile wear-resistant cable for the motor train unit according to claim 1, wherein: the annular outer side wall of the outer sleeve (1) is wrapped with an insulating layer (9), and the annular outer side wall of the insulating layer (9) is wrapped with a wear-resistant layer (10).
7. The tensile wear-resistant cable for the motor train unit according to claim 1, wherein: an insulating layer (11) is coated on the inner pipe wall of the outer sleeve (1), and the lime layer (6) is composed of lime powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010350489.0A CN111599523A (en) | 2020-04-28 | 2020-04-28 | Tensile wear-resistant cable for motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010350489.0A CN111599523A (en) | 2020-04-28 | 2020-04-28 | Tensile wear-resistant cable for motor train unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111599523A true CN111599523A (en) | 2020-08-28 |
Family
ID=72192101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010350489.0A Pending CN111599523A (en) | 2020-04-28 | 2020-04-28 | Tensile wear-resistant cable for motor train unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111599523A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202275614U (en) * | 2011-10-17 | 2012-06-13 | 安徽新宇缆业集团有限公司 | High strength thermostability fireproofing installation wire |
| CN203839127U (en) * | 2014-04-23 | 2014-09-17 | 中国电子科技集团公司第二十三研究所 | Low-expansion high-strength multi-core signal cable |
| CN107958738A (en) * | 2017-11-15 | 2018-04-24 | 合肥华福土工合成材料有限公司 | A kind of protection against rodents worm cable |
| CN207425407U (en) * | 2017-10-25 | 2018-05-29 | 扬州市红旗电缆制造有限公司 | High intensity resist bending tension flexible cable |
| WO2018145736A1 (en) * | 2017-02-08 | 2018-08-16 | Prysmian S.P.A. | Cable or flexible pipe with improved tensile elements |
| CN207977123U (en) * | 2018-02-10 | 2018-10-16 | 京缆电缆有限公司 | One kind having high-strength tensile wear-resistant cable |
| CN208141889U (en) * | 2018-05-23 | 2018-11-23 | 四川金开特种电线电缆有限公司 | A kind of novel cable of resistance to compression stretch-proof |
| CN209822328U (en) * | 2019-06-04 | 2019-12-20 | 广州澳通电线电缆有限公司 | Fireproof cable for robot |
| CN209980834U (en) * | 2019-07-01 | 2020-01-21 | 湖北红旗永盛电缆有限公司 | Cable for municipal construction |
| CN210073392U (en) * | 2019-07-04 | 2020-02-14 | 扬州苏能电缆有限公司 | Environment-friendly high-low temperature resistant mining control cable |
| CN210223591U (en) * | 2019-08-28 | 2020-03-31 | 杭州川口特种电线电缆有限公司 | Reel type charging pile cable |
| CN210245138U (en) * | 2019-08-29 | 2020-04-03 | 杭州电缆股份有限公司 | Flame-retardant impact-resistant power cable |
| CN210378549U (en) * | 2019-07-02 | 2020-04-21 | 成都瑞虎电子科技有限公司 | Wear-resistant and stretch-proof cable for underground use |
-
2020
- 2020-04-28 CN CN202010350489.0A patent/CN111599523A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202275614U (en) * | 2011-10-17 | 2012-06-13 | 安徽新宇缆业集团有限公司 | High strength thermostability fireproofing installation wire |
| CN203839127U (en) * | 2014-04-23 | 2014-09-17 | 中国电子科技集团公司第二十三研究所 | Low-expansion high-strength multi-core signal cable |
| WO2018145736A1 (en) * | 2017-02-08 | 2018-08-16 | Prysmian S.P.A. | Cable or flexible pipe with improved tensile elements |
| CN207425407U (en) * | 2017-10-25 | 2018-05-29 | 扬州市红旗电缆制造有限公司 | High intensity resist bending tension flexible cable |
| CN107958738A (en) * | 2017-11-15 | 2018-04-24 | 合肥华福土工合成材料有限公司 | A kind of protection against rodents worm cable |
| CN207977123U (en) * | 2018-02-10 | 2018-10-16 | 京缆电缆有限公司 | One kind having high-strength tensile wear-resistant cable |
| CN208141889U (en) * | 2018-05-23 | 2018-11-23 | 四川金开特种电线电缆有限公司 | A kind of novel cable of resistance to compression stretch-proof |
| CN209822328U (en) * | 2019-06-04 | 2019-12-20 | 广州澳通电线电缆有限公司 | Fireproof cable for robot |
| CN209980834U (en) * | 2019-07-01 | 2020-01-21 | 湖北红旗永盛电缆有限公司 | Cable for municipal construction |
| CN210378549U (en) * | 2019-07-02 | 2020-04-21 | 成都瑞虎电子科技有限公司 | Wear-resistant and stretch-proof cable for underground use |
| CN210073392U (en) * | 2019-07-04 | 2020-02-14 | 扬州苏能电缆有限公司 | Environment-friendly high-low temperature resistant mining control cable |
| CN210223591U (en) * | 2019-08-28 | 2020-03-31 | 杭州川口特种电线电缆有限公司 | Reel type charging pile cable |
| CN210245138U (en) * | 2019-08-29 | 2020-04-03 | 杭州电缆股份有限公司 | Flame-retardant impact-resistant power cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2015024443A1 (en) | Double-layer stranded all-dry type optical cable | |
| CN102331610A (en) | Novel optical cable for optical fiber bundle communication | |
| CN107907953A (en) | A kind of all dielectric self-supporting gunshot-proof optical cable and its manufacture craft | |
| CN209168779U (en) | A kind of anti-torsion cable | |
| CN210605123U (en) | Fireproof optical cable | |
| CN111599523A (en) | Tensile wear-resistant cable for motor train unit | |
| CN106653179A (en) | Photoelectric composite cable for submarine laying for transmission of optical signals and electric power | |
| CN207586497U (en) | A kind of all dielectric self-supporting gunshot-proof optical cable | |
| CN110993192A (en) | Method for manufacturing fire-resistant cable | |
| CN217506201U (en) | All-dielectric pipeline direct-buried optical cable | |
| CN202929266U (en) | Mining optical cable | |
| CN202256807U (en) | Indoor and outdoor self-supporting armored bow-type drop optical cable | |
| CN113866926A (en) | All-dielectric pipeline direct-buried optical cable | |
| CN209000585U (en) | A kind of compound aerial cable of high intensity strengthening core | |
| CN206515533U (en) | A kind of anti-deformation optical cable of high temperature | |
| CN2864722Y (en) | Light type optical cable | |
| CN220208606U (en) | Novel three-core super-flexible cable | |
| CN202267764U (en) | Indoor optical cable | |
| CN206639613U (en) | A kind of submarine cable reinforcement structure | |
| CN220171810U (en) | Fracture-preventing power cable | |
| CN210090762U (en) | Leading-in cable for outdoor wiring | |
| CN220650949U (en) | Novel special bending-resistant optical cable and photoelectric composite cable with same | |
| CN210270306U (en) | Anti-pulling optical fiber for communication engineering construction | |
| CN217061512U (en) | High-strength tensile cable conductor | |
| CN210777900U (en) | Optical fiber composite reel flexible cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200828 |