CN207572086U - A kind of EMU high temperature resistant fire resisting cold resistant cable - Google Patents
A kind of EMU high temperature resistant fire resisting cold resistant cable Download PDFInfo
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- CN207572086U CN207572086U CN201721291448.9U CN201721291448U CN207572086U CN 207572086 U CN207572086 U CN 207572086U CN 201721291448 U CN201721291448 U CN 201721291448U CN 207572086 U CN207572086 U CN 207572086U
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- high temperature
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- fire resisting
- emu
- resisting cold
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Abstract
The utility model is related to a kind of EMU high temperature resistant fire resisting cold resistant cables.The utility model belongs to technical field of electric wires and cables.A kind of EMU high temperature resistant fire resisting cold resistant cable, its main feature is that：EMU is made of with high temperature resistant fire resisting cold resistant cable conductor (1), mica tape flame retardant coating (2), insulating layer (3) and braiding layer (4)；Conductor (1) uses twisted copper conductors in the same direction, wrapped mica tape flame retardant coating (2) outside conductor (1), conductor and the longitudinal tear rope (5) of mica interband, mica tape flame retardant coating (2) squeezes out insulating layer (3) outside, and traction-resistant fibre braiding (4) is woven on the outside of insulating layer (3).The utility model has simple in structure, light-weight, flexibility height, and constructing operation is convenient, high temperature resistance is excellent, and Inverter fed motor and arc performance are good, and reliability, antijamming capability and non-deformability are high, low cigarette, Halogen, nontoxic, fire-retardant, product safety environmental protection, it is applied widely the advantages that.
Description
Technical field
The utility model belongs to technical field of electric wires and cables, is resisted cold electricity with high temperature resistant fire resisting more particularly to a kind of EMU
Cable.
Background technology
At present, standard EMU refers to be standardized as premise, using demand as traction, R ＆ D design a new generation high speed motor car
Group.With reference to some demands of speed per hour 400km/h high speed passenger transportations standard EMU of new generation, such as to continue high-speed cruising, long range,
Density is higher, handling capacity of passengers is larger and high and cold, more snow, plateau dust storm, coastal damp and hot, bridge tunnel, non-fragment orbit and
The conditions such as haze, catkin, existing product further adapt to the low cigarette of track traffic cable, Halogen, it is nontoxic, fire-retardant the features such as, emphatically
Cable is solved the problems, such as in low temperature (- 50 DEG C), big current-carrying and continuous operation when fire is occurring, greatly improves the suitable of product
Answer the ability of environment.
Invention content
The utility model provides a kind of EMU high temperature resistant fire resisting to solve technical problem present in known technology
Cold resistant cable.
The purpose of this utility model be to provide it is a kind of have simple in structure, light-weight, flexibility is high, and constructing operation is convenient,
High temperature resistance is excellent, and Inverter fed motor and arc performance are good, and reliability, antijamming capability and non-deformability are high, low cigarette, nothing
It is halogen, nontoxic, fire-retardant, product safety environmental protection, it is applied widely the features such as EMU high temperature resistant fire resisting cold resistant cable.
The utility model is directed to train high-speed cruising, continues high current to the supply requirement of electricity to provide higher operation speed
Degree, this product select the insulating materials that temperature resistant grade is 180 DEG C, and the current capacity of product improves 1.3 under comparable operating conditions
Times.Cable has the function of fire resisting, under Fire Conditions, in 830--870 DEG C of flame and with interval 5min impact, still
It can ensure the integrality 90min of circuit.
The characteristics of the utility model EMU high temperature resistant fire resisting cold resistant cable：
● using the fexible conductor of optimization, filament diameter is small, using twisting process lay ratio in the same direction no more than 10 times, reduces
Product outer diameter and weight, and further improve cable flexibility itself, so as to improve the portability of product and removable
Dynamic property；
● using high-temperature refractory, improve Product Safety and practicability, under Fire Conditions, 830--870 DEG C of fire
In flame and with the impact of interval 5min, it still can ensure the integrality 90min of circuit；
● the high temperature resistant grade of cable is promoted to 180 DEG C, and within the scope of wider temperature, keeps good elasticity and makes
With performance, the current capacity of product promotes 1.3 times, and current capacity is strong, and anti-overload ability is strong
● this product uses high-strength tensile fibrage, improves anti-Electro Magnetic Compatibility, the safety of cable, while not
Reduce product flexibility；
● low temperature resistant -50 DEG C of product still ensures portability and mobility (bending radius 4D) at low ambient temperatures.
The utility model EMU is different from existing cable with high temperature resistant fire resisting cold resistant cable：The soft structure conductor of optimization,
Using high-temperature flame-proof isolated material, using high-strength tensile fibrage.The process characteristic having：Insulation and sheath material use
High-temperature steam vulcanization；Flame retardant coating is using high-temperature refractory around packet mode.
The utility model EMU high temperature resistant fire resisting cold resistant cable is adopted the technical scheme that：
A kind of EMU high temperature resistant fire resisting cold resistant cable, it is characterized in that：EMU with high temperature resistant fire resisting cold resistant cable by
Conductor, mica tape flame retardant coating, insulating layer and braiding layer are formed；Conductor uses twisted copper conductors in the same direction, wrapped mica tape outside conductor
Flame retardant coating, conductor and the longitudinal tear rope of mica interband, mica tape flame retardant coating squeeze out insulating layer, are woven on the outside of insulating layer outside
Traction-resistant fibre weaves.
The utility model EMU high temperature resistant fire resisting cold resistant cable can also adopt the following technical scheme that：
EMU high temperature resistant fire resisting cold resistant cable, its main feature is that：The monofilament of conductor twisted copper conductors in the same direction is straight
Diameter 0.1-0.39mm, twisted lay ratio is less than 10 times in the same direction.
EMU high temperature resistant fire resisting cold resistant cable, its main feature is that：Insulating layer is 180 DEG C of silica gel of temperature grade
Layer, thickness 1-4mm.
The utility model has the advantages and positive effects of：
EMU with high temperature resistant fire resisting cold resistant cable as a result of the completely new technical solution of the utility model, with existing skill
Art is compared, and the utility model has simple in structure, and light-weight, flexibility is high, and constructing operation is convenient, and high temperature resistance is excellent, resistance to
Corona and arc performance are good, and reliability, antijamming capability and non-deformability are high, low cigarette, Halogen, nontoxic, fire-retardant, product peace
Loopful protect, it is applied widely the advantages that.
Description of the drawings
Fig. 1 is the utility model EMU high temperature resistant fire resisting cold resistant cable structure diagram.
In figure, 1, conductor, 2, flame retardant coating, 3, insulating layer, 4, braiding, 5, tear rope.
Specific embodiment
For that can further appreciate that the utility model content, feature and effect of the utility model, the following examples are hereby given, and
It is described in detail with the accompanying drawings as follows：
Refering to attached drawing 1.
Embodiment 1
A kind of EMU high temperature resistant fire resisting cold resistant cable, by soft structure conductor 1, mica tape flame retardant coating 2,3 and of insulating layer
Braiding layer 4 is formed；The use of soft structure conductor 1 twisted copper conductors in the same direction, 1 outer lapped insulation mica tape flame retardant coating 2 of soft structure conductor,
A longitudinal tear rope 5 between soft structure conductor and mica tape fire resisting interlayer, it is exhausted that insulation mica tape flame retardant coating 2 squeezes out high-temperature plastic outside
Edge layer 3,3 outside of high-temperature plastic insulating layer are woven with high-strength tensile fibrage 4.
The filament diameter 0.1-0.39mm of 1 twisted copper conductors in the same direction of soft structure conductor, twisted lay ratio is less than 10 in the same direction
Times.High-temperature plastic insulating layer 3 be 180 DEG C of layer of silica gel of temperature grade, thickness 1-4mm.
The present embodiment specific implementation process：
The utility model EMU high temperature resistant fire resisting cold resistant cable claims section 1.5-400mm2。
The EMU of the present embodiment high temperature resistant fire resisting cold resistant cable design feature：
1. conductor is similar to twisted copper conductors using the 6th, filament diameter 0.1-0.39mm promotes product soft, promotes production
Product mobility.
2. wrapped mica tape outside conductor, and in conductor and the longitudinal high intensity tear rope of mica interband, it is resistance to promote product
Fire and safety；Tear rope is convenient for the stripping of conductor and flame retardant coating and insulating layer in finished product, facilitates constructing operation.
3. insulation uses temperature grade, for 180 DEG C of silica gel materials, high temperature resistance is excellent, and Inverter fed motor and arc performance are good
Good, promotion product can be used, reliability.
4. product antijamming capability and non-deformability are improved using high-strength tensile fibrage outside insulating layer.
The present embodiment is simple with the structure, light-weight, and flexibility is high, and constructing operation is convenient, and high temperature resistance is excellent
Different, Inverter fed motor and arc performance are good, and reliability, antijamming capability and non-deformability are high, low cigarette, Halogen, nontoxic, fire-retardant,
Product safety environmental protection, it is applied widely to wait good effects.
Claims (3)
1. a kind of EMU high temperature resistant fire resisting cold resistant cable, it is characterized in that：EMU high temperature resistant fire resisting cold resistant cable is by leading
Body (1), mica tape flame retardant coating (2), insulating layer (3) and braiding layer (4) are formed；Conductor (1) uses twisted copper conductors in the same direction, conductor
(1) wrapped mica tape flame retardant coating (2) outside, conductor and the longitudinal tear rope (5) of mica interband, mica tape flame retardant coating (2) squeeze outside
Go out insulating layer (3), traction-resistant fibre braiding (4) is woven on the outside of insulating layer (3).
2. EMU according to claim 1 high temperature resistant fire resisting cold resistant cable, it is characterized in that：Conductor (1) is twisted in the same direction
The filament diameter 0.1-0.39mm of copper conductor, twisted lay ratio is less than 10 times in the same direction.
3. EMU according to claim 1 or 2 high temperature resistant fire resisting cold resistant cable, it is characterized in that：Insulating layer (3) is temperature
Spend 180 DEG C of layer of silica gel of grade, thickness 1-4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721291448.9U CN207572086U (en) | 2017-10-09 | 2017-10-09 | A kind of EMU high temperature resistant fire resisting cold resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721291448.9U CN207572086U (en) | 2017-10-09 | 2017-10-09 | A kind of EMU high temperature resistant fire resisting cold resistant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207572086U true CN207572086U (en) | 2018-07-03 |
Family
ID=62694962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721291448.9U Active CN207572086U (en) | 2017-10-09 | 2017-10-09 | A kind of EMU high temperature resistant fire resisting cold resistant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207572086U (en) |
-
2017
- 2017-10-09 CN CN201721291448.9U patent/CN207572086U/en active Active
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