CN206532633U - High reliability through ground wire - Google Patents
High reliability through ground wire Download PDFInfo
- Publication number
- CN206532633U CN206532633U CN201621202455.2U CN201621202455U CN206532633U CN 206532633 U CN206532633 U CN 206532633U CN 201621202455 U CN201621202455 U CN 201621202455U CN 206532633 U CN206532633 U CN 206532633U
- Authority
- CN
- China
- Prior art keywords
- copper conductor
- trapezoidal
- ground wire
- high reliability
- restrictive coating
- 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 a kind of high reliability Through ground wire, including the circle copper conductor positioned at center, 6 trapezoidal copper conductors are stranded in circle outer surface of copper conductor, a diameter of 1.8 ~ 2.2mm of the round copper conductor, the twisting pitch of this 6 trapezoidal copper conductors is 50 ~ 70mm, one seamless metal restrictive coating is coated on 6 trapezoidal outer surface of copper conductor, the seamless metal restrictive coating outer surface has a metal passivation layer, the short base of this trapezoidal copper conductor is arc-shaped side and contacted with circle copper conductor, the long base of this trapezoidal copper conductor is arc-shaped side and contacted with seamless metal restrictive coating, the round outer surface of copper conductor is coated with an insulating barrier, it is arc corners portion positioned at the long base two ends corner of trapezoidal copper conductor.The utility model high reliability Through ground wire further increases the stability of high reliability Through ground wire structure and reduces resistivity, and can rapidly find out damage or disconnect position, and convenient maintenance also improves the reliability of product.
Description
Technical field
The utility model is related to a kind of railway cable, more particularly to a kind of high reliability Through ground wire.
Background technology
As railroad train travel speed is more and more faster, to the electrical equipment security reliability of railway and personal safe protection
Propose higher requirement, railway high reliability Through ground wire on railway, for various metallic facilities and various ground wires
Connection, it is ensured that the good connection of electrical equipment and the earth, earthing potential is consistent.Common subway high reliability Through ground wire
For simple copper stranded conductor, it is electrically conductive to discharge electrostatic, but railway high reliability Through ground wire is second-rate, it is wear-resisting and
Poor corrosion resistance, safely, can produce abrasion after long-term use, cause the use longevity of railway high reliability Through ground wire
Life is shorter.
The content of the invention
The utility model provides a kind of high reliability Through ground wire, and the high reliability Through ground wire further increases height can
Stability by property Through ground wire structure and reduce resistivity, and damage can be rapidly found out or position is disconnected, convenient maintenance,
Improve the reliability of product.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of high reliability Through ground wire, including position
Circle copper conductor, 6 trapezoidal copper conductors in center are stranded in circle outer surface of copper conductor, the round copper conductor a diameter of 1.8 ~
2.2mm, the twisting pitch of this 6 trapezoidal copper conductors is 50 ~ 70mm, and a seamless metal restrictive coating is coated on 6 trapezoidal copper conductors
Outer surface, the seamless metal restrictive coating outer surface has a metal passivation layer, and the short base of this trapezoidal copper conductor is arc-shaped side
And contacted with circle copper conductor, the long base of this trapezoidal copper conductor is arc-shaped side and contacted with seamless metal restrictive coating, the round copper
Conductor outside surfaces are coated with an insulating barrier, are arc corners portion positioned at the long base two ends corner of trapezoidal copper conductor.
Further improved technical scheme is as follows in above-mentioned technical proposal：
1. in such scheme, the thickness of the seamless metal restrictive coating is 0.8 ~ 1.2mm.
2. in such scheme, the metal sheath layer is bell metal layer, brass alloys layer or White brass alloy layer.
3. in such scheme, the radius of the round copper conductor and the thickness ratio of insulating barrier are 10：3~5.
Because above-mentioned technical proposal is used, the utility model has following advantages compared with prior art：
1. the utility model high reliability Through ground wire, the short base of its trapezoidal copper conductor is led for arc-shaped side and with circle copper
Body is contacted, and the long base of this trapezoidal copper conductor contacts for arc-shaped side and with seamless metal restrictive coating, is greatly reduced between conductor
Gap, add contact surface, compact conformation realizes close cladding, further increases high reliability Through ground wire structure
Stability, reduce resistivity and reduce caloric value；Secondly, its seamless metal restrictive coating outer surface is passivated with a metal
Layer, improves the service life and electric conductivity of railway high reliability Through ground wire, corrosion resistance is greatly enhanced, it is ensured that Gao Ke
By the long-term work of property Through ground wire in the environment of inclement condition, and it is able to take high vibration.
2. the utility model high reliability Through ground wire, its center outer surface of copper conductor is coated with an insulating barrier, survey is used as
Line is tried, if ground wire is damaged or disconnected under external force, the disconnection of the p-wire can be caused, cause warning system to be alarmed, from
And damage can be rapidly found out or position is disconnected, convenient maintenance also improves the reliability of product.
Brief description of the drawings
Accompanying drawing 1 is the utility model high reliability Through ground wire structural representation.
In the figures above：1st, circle copper conductor；2nd, trapezoidal copper conductor；21st, arc corners portion；3rd, seamless metal restrictive coating；4、
Metal passivation layer；7th, insulating barrier.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to the utility model：
Embodiment 1：A kind of high reliability Through ground wire, including circle copper conductor 1,6 trapezoidal copper conductors 2 positioned at center are twisted
Together in circle copper conductor 1 outer surface, a diameter of 2.1mm of the round copper conductor 1, the twisting pitch of this 6 trapezoidal copper conductors 2 is
58mm, a seamless metal restrictive coating 3 is coated on 6 trapezoidal outer surfaces of copper conductor 2, the appearance mask of seamless metal restrictive coating 3
There is a metal passivation layer 4, the short base of this trapezoidal copper conductor 2 is arc-shaped side and contacted with circle copper conductor 1, this trapezoidal copper conductor 2
Long base arc-shaped side and to be contacted with seamless metal restrictive coating 3.
The thickness of above-mentioned seamless metal restrictive coating 3 is 0.9mm；Above-mentioned seamless metal restrictive coating 3 is White brass alloy layer.
The radius of above-mentioned round copper conductor 1 is 10 with the thickness ratio of insulating barrier 7：4.
Embodiment 2：A kind of high reliability Through ground wire, including circle copper conductor 1,6 trapezoidal copper conductors 2 positioned at center are twisted
Together in circle copper conductor 1 outer surface, a diameter of 1.9mm of the round copper conductor 1, the twisting pitch of this 6 trapezoidal copper conductors 2 is
65mm, a seamless metal restrictive coating 3 is coated on 6 trapezoidal outer surfaces of copper conductor 2, the appearance mask of seamless metal restrictive coating 3
There is a metal passivation layer 4, the short base of this trapezoidal copper conductor 2 is arc-shaped side and contacted with circle copper conductor 1, this trapezoidal copper conductor 2
Long base arc-shaped side and to be contacted with seamless metal restrictive coating 3.
The thickness of above-mentioned seamless metal restrictive coating 3 is 1.1mm；Above-mentioned seamless metal restrictive coating 3 is bell metal layer.
The radius of above-mentioned round copper conductor 1 is 10 with the thickness ratio of insulating barrier 7：4.5.
During using above-mentioned high reliability Through ground wire, the short base of its trapezoidal copper conductor connects for arc-shaped side and with circle copper conductor
Touch, the long base of this trapezoidal copper conductor contacts for arc-shaped side and with seamless metal restrictive coating, between greatly reducing between conductor
Gap, adds contact surface, and compact conformation realizes close cladding, further increases the steady of high reliability Through ground wire structure
It is qualitative, reduce resistivity and reduce caloric value；Secondly, its seamless metal restrictive coating outer surface has a metal passivation layer, carries
The high service life and electric conductivity of railway high reliability Through ground wire, corrosion resistance is greatly enhanced, it is ensured that high reliability
Through ground wire long-term work is able to take high vibration in the environment of inclement condition；Again, its center outer surface of copper conductor
An insulating barrier is coated with, as p-wire, if ground wire is damaged or disconnected under external force, the disconnected of the p-wire can be caused
Open, cause warning system to be alarmed, damaged or disconnection position so as to rapidly find out, convenient maintenance also improves the reliable of product
Property.
Above-described embodiment is only to illustrate technical concepts and features of the present utility model, and its object is to allow be familiar with technique
Personage can understand content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover protection domain of the present utility model it
It is interior.
Claims (4)
1. a kind of high reliability Through ground wire, it is characterised in that：Including the circle copper conductor positioned at center（1）, 6 pieces trapezoidal copper conductors
（2）It is stranded in circle copper conductor（1）Outer surface, the round copper conductor（1）A diameter of 1.8 ~ 2.2mm, this 6 trapezoidal copper conductors
（2）Twisting pitch be 50 ~ 70mm, a seamless metal restrictive coating（3）It is coated on 6 trapezoidal copper conductors（2）Outer surface, the nothing
Stitch metal sheath layer（3）Outer surface has a metal passivation layer（4）, this trapezoidal copper conductor（2）Short base for arc-shaped side and with
Circle copper conductor（1）Contact, this trapezoidal copper conductor（2）Long base for arc-shaped side and with seamless metal restrictive coating（3）Contact, it is described
Circle copper conductor（1）Outer surface is coated with an insulating barrier（7）, positioned at trapezoidal copper conductor（2）Long base two ends corner be circular arc
Corner part（21）.
2. high reliability Through ground wire according to claim 1, it is characterised in that：The seamless metal restrictive coating（3）'s
Thickness is 0.8 ~ 1.2mm.
3. high reliability Through ground wire according to claim 1, it is characterised in that：The seamless metal restrictive coating（3）For
Bell metal layer, brass alloys layer or White brass alloy layer.
4. high reliability Through ground wire according to claim 1, it is characterised in that：The round copper conductor（1）Radius with
Insulating barrier（7）Thickness ratio be 10：3~5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621202455.2U CN206532633U (en) | 2016-11-08 | 2016-11-08 | High reliability through ground wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621202455.2U CN206532633U (en) | 2016-11-08 | 2016-11-08 | High reliability through ground wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206532633U true CN206532633U (en) | 2017-09-29 |
Family
ID=59922543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621202455.2U Expired - Fee Related CN206532633U (en) | 2016-11-08 | 2016-11-08 | High reliability through ground wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206532633U (en) |
-
2016
- 2016-11-08 CN CN201621202455.2U patent/CN206532633U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206532633U (en) | High reliability through ground wire | |
| CN206441567U (en) | Corrosion resistant type Through ground wire | |
| CN205451866U (en) | Cable with clad structure | |
| CN206441560U (en) | Track traffic combined through ground wire | |
| CN202855330U (en) | Grounding cut-through ground wire for rail traffic | |
| CN203490967U (en) | Alloy sheath through ground wire special for railway signal system | |
| CN206441547U (en) | Through ground wire for railway | |
| CN201886888U (en) | High-voltage wiring device for voltage transformer used on combined electrical apparatus | |
| CN204045744U (en) | A kind of Graphene electric wire jockey | |
| CN202855329U (en) | Through ground wire used in railway system | |
| CN203397719U (en) | Novel through ground wire for railway | |
| CN203325547U (en) | Corrosion-resistant railway through ground wire | |
| CN202855332U (en) | Environmental-friendly metal ground wire used in railway | |
| CN203250560U (en) | A grounding through ground wire | |
| CN202855328U (en) | Environmental protection type metal ground wire for railway | |
| CN102364586B (en) | Comprehensive grounding cable for rail transit | |
| CN202282174U (en) | Through earthing cable for railway signal system | |
| CN202976870U (en) | Corrosion resisting type grounding through ground wire for railways | |
| CN219677582U (en) | 10kV cable switch connector | |
| CN205722873U (en) | High current-carrying softness charging pile cable | |
| CN202677869U (en) | Through grounding wire used in rail traffic | |
| CN2914260Y (en) | Conducting wire for long-span high-tension transmitting and transforming circuit | |
| CN202677864U (en) | Double metal ground wire used in railway system | |
| CN202677868U (en) | Track traffic through cable possessing conductive plastic | |
| CN102364584B (en) | Cutthrough grounding cable applied in railway signal system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170929 Termination date: 20171108 |