CN207302688U - A kind of shield machine special connects flexible cord - Google Patents
A kind of shield machine special connects flexible cord Download PDFInfo
- Publication number
- CN207302688U CN207302688U CN201620428220.9U CN201620428220U CN207302688U CN 207302688 U CN207302688 U CN 207302688U CN 201620428220 U CN201620428220 U CN 201620428220U CN 207302688 U CN207302688 U CN 207302688U
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- layer
- cable
- nylon rope
- conductor
- metal screen
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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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Abstract
A kind of shield machine special connects flexible cord, it includes more cores (7), every core (7) is made of tin plating soft copper conductor layer (2) and the insulating layer (3) being coated on tin plating soft copper conductor layer (2), more cores (7) are twisted around center nylon rope (1) is arranged to cable core (8), cable core (8) outer cladding nonwoven layer (4), nonwoven layer (4) peripheral hardware metal screen layer (5), metal screen layer (5) extrude oversheath (6) outside.With the above structure, center nylon rope (1) is strengthened, under equal conditions, both it ensure that the softness bending radius of cable was small, the tensile property of soft structure class cable is greatly improved again, while also has the characteristics that high abrasion, high oil resistant, high cold-resistant, mobile use, bending radius are small.
Description
Technical field
A kind of special joining flexible cable is the utility model is related to, more particularly to a kind of shield machine special connects soft electricity
Cable, belongs to field of cable technology.
Background technology
Shielding tunnel excavator, referred to as " shield machine ".Be a kind of tunnel piercing special engineering machinery, modern shield machine collection
Light, mechanical, electrical, liquid, sensing, information technology have to excavate and cut the soil body, convey soil quarrel, assembled tunnel-liner, measure and lead in one
To multiple functions such as corrections.
Modern Tunnel Engineering is related to the geographical environment of the Various Complexes such as rivers, ocean, massif, city, and frequently encounters evil
Bad Changes in weather.The diversity of complexity and its action just because of shield machine working environment, it is desirable to which it, which is connected, uses
Control, the cable such as data transfer do not need only to have reliable electric property, while should also have high abrasion, high tensile, height
Oil resistant, movement, cold-resistant, bending radius is small etc., and particular/special requirement, common cable can not meet, so needing supporting special cable.
The content of the invention
The purpose of this utility model is to provide a kind of shield machine special connection flexible cord, it not only has reliable electric
Performance, while also have the characteristics that high abrasion, high tensile, high oil resistant, high cold-resistant, mobile use, bending radius are small.
To realize above-mentioned technical purpose, the utility model uses following technical scheme：A kind of shield machine special connection
Flexible cord, its structure are：Cable core is formed including being twisted by more cores around center nylon rope；Every core is by tin plating soft copper material
Conductor and be coated on outside conductor insulating layer composition；Cable core outer cladding nonwoven layer, nonwoven layer peripheral hardware metal screen layer, gold
Belong to and extrude oversheath outside shielded layer；The conductor is the 5th warping strength tinned copper conductor of class for meeting IEC60228 requirements；It is described exhausted
The Insulation Material of edge layer is thermoplastic elastomer (TPE) Insulation Material；The metal screen layer is made of tinned copper wire braiding；The outer shield
The protective cover material of set is thermoplastic polyurethane elastomer rubber outer protection material.
Further, the conductor is that the resistance to song being twisted by more tin plating thin copper wires disturbs 5 class flexible conductors, is twisted lay ratio
20~25.
Further, the insulating layer is high-performance TPE (Thermoplastic Elastomer) elastic body insulated layer, mark
Claim thickness 0.5~0.6mm.
Further, the center nylon rope is twisted nylon rope for high intensity, and nylon rope diameter phi 4.0mm~φ 8.0mm can
Bear 40~100kg pulling force.
Further, the nonwoven layer nominal thickness is 0.2mm.
Further, the metal screen layer is tinned copper wire woven shield, the copper wire mark of tinned copper wire woven shield
It is φ 0.15mm~φ 0.30mm to claim diameter, and count is not less than 85%.
Further, the oversheath is high-performance TPU (Thermoplastic polyurethanes, thermoplastic polyurethane
Elastomer rubber) elastomer oversheath, TPU elastomer oversheath nominal thickness 1.5mm~2.5mm.
After adopting the above technical scheme, the utility model has the advantages that：
Center uses nylon rope reinforcement structure form, under equal conditions, both ensure that the softness bending half of cable
Footpath is small, and bending radius is not less than 6D (D cable sizes), and greatly improves the tensile property of soft structure class cable, cable energy
The maximum pull born is not less than 20N/mm2；Conductor uses the 5th warping strength tinned copper conductor of class, is more suitable for mobile occasion, corrosion
Property high occasion use；Insulation uses high-performance TPE (Thermoplastic Elastomer, thermoplastic elastomer (TPE)) elastomer
Insulation Material, has excellent electric property and softness, while resistance to low temperature is good, and cable can be under -40 DEG C of low temperature environments
Normal operation, compatibly descends low-temperature tunnel engineering construction, improves the service life of cable；Cable core outer cladding metal screen layer, it is special
It is not the tinned copper wire woven shield of specified diameter and count, improves the shielding properties of cable, ensures that cable signal passes
Defeated stabilization；High-performance TPU (Thermoplastic polyurethanes, the thermoplastic polyurethane elastomer rubber of specific thicknesses
Glue) elastomer oversheath, the abrasion resistance properties of cable are improved, by ± 90 °, 20,000 cycles, alternating bending test；Resistance to mineral
Oiliness energy, is tested by 90 DEG C of immersion oil 24h, and sheath tensile strength and extension at break change rate are no more than 40%, have cable
Preferable environmental suitability.It can be used for the electric of the shield machine equipment in complex environment with the special joining flexible cord of said structure
Control, signal transmission connection system.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
In figure：1st, center nylon rope, 2, conductor, 3, insulating layer, 4, nonwoven layer, 5, shielded layer, 6, oversheath, 7, line
Core, 8, cable core
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the utility model is described in more detail.
Embodiment
As shown in Figure 1, a kind of shield machine special connection flexible cord, it includes more cores 7, and every core 7 is by plating
Tin soft copper conductor 2 and the insulating layer 3 being coated in tin plating soft copper conductor 2 form, and more cores 7 are twisted around center nylon rope 1
It is arranged to cable core 8,8 outer cladding nonwoven layer 4 of cable core, 4 peripheral hardware metal screen layer 5 of nonwoven layer, metal screen layer 5 extrudes outer outside
Sheath 6.
With the above structure, center is strengthened with nylon rope, under equal conditions, both ensure that the softness of cable was curved
Bilge radius are small, and greatly improve the tensile property of soft structure class cable.
In actual use, to make best results, inventor on aforementioned base it is further proposed that：Aforesaid central nylon
Restrict 1 preferred high strength nylon rope.The foregoing preferably resistance to song of tin plating soft copper conductor 2 disturbs conductor, is twisted lay ratio 20~25.Aforementioned dielectric
3 preferred high-performance TPE elastomer insulating layer of layer, 0.5~0.6mm of nominal thickness.4 preferred nominal thickness of aforementioned nonwoven layer of cloth is
0.2mm.The preferred tinned copper wire woven shield of aforementioned metal shielded layer 5, and the tinned copper wire of aforementioned metal shielded layer 5 is nominally straight
Footpath is 0.15mm~0.30mm, and count is not less than 85%.The foregoing preferred high-performance TPU elastomer oversheaths of oversheath 6, and
Foregoing 6 nominal thickness 1.5mm~2.5mm of oversheath.
It is as follows by detection, the technical indicator of this cable：
High-wear resistance, by ± 90 °, 20,000 cycles, alternating bending test.
High tensile energy, the maximum pull that cable can be born are not less than 20N/mm2。
High cold tolerance, cable can under -40 DEG C of low temperature environments normal operation.
High oil resistance, is tested, sheath tensile strength and extension at break change rate are no more than by 90 DEG C of immersion oil 24h
40%.
High flexibility, its bending radius are not less than 6D (D cable sizes).
The utility model is not limited to above-described embodiment, and all technical solutions formed using equivalent or equivalence replacement each fall within this
The protection domain of utility model requirement.
Claims (1)
1. a kind of shield machine special connects flexible cord, it is characterized in that structure is：
Cable core (8) is formed including being twisted by more cores (7) around center nylon rope (1)；
Every core (7) by tin plating soft copper material conductor (2) and be coated on the insulating layer (3) of conductor (2) outside and form；
Cable core (8) outer cladding nonwoven layer (4), nonwoven layer (4) peripheral hardware metal screen layer (5), metal screen layer (5) extrude outside
Oversheath (6)；
The conductor is the 5th warping strength tinned copper conductor of class for meeting IEC60228 requirements；
The Insulation Material of the insulating layer is thermoplastic elastomer (TPE) Insulation Material；
The metal screen layer is made of tinned copper wire braiding；
The protective cover material of the oversheath is thermoplastic polyurethane elastomer rubber outer protection material；
The center nylon rope (1) is that high intensity is twisted nylon rope, nylon rope diameter phi 4.0mm~φ 8.0mm, and intensity requirement is
Bear 40~100kg pulling force；
The tin plating soft copper conductor (2) is to be twisted to form by more tin plating thin copper wires, is twisted lay ratio 20~25；
0.5~0.6mm of nominal thickness of the insulating layer (3)；
Nonwoven layer (4) nominal thickness is 0.2mm；
The tinned copper wire nominal diameter of the metal screen layer (5) is φ 0.15mm~φ 0.30mm, and count is 85%；
Nominal thickness 1.5mm~2.5mm of the oversheath (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620428220.9U CN207302688U (en) | 2016-05-11 | 2016-05-11 | A kind of shield machine special connects flexible cord |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620428220.9U CN207302688U (en) | 2016-05-11 | 2016-05-11 | A kind of shield machine special connects flexible cord |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207302688U true CN207302688U (en) | 2018-05-01 |
Family
ID=62270056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620428220.9U Active CN207302688U (en) | 2016-05-11 | 2016-05-11 | A kind of shield machine special connects flexible cord |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207302688U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036655A (en) * | 2018-07-31 | 2018-12-18 | 山东华凌电缆有限公司 | A kind of oil resistant resist bending cable for robot arm |
-
2016
- 2016-05-11 CN CN201620428220.9U patent/CN207302688U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036655A (en) * | 2018-07-31 | 2018-12-18 | 山东华凌电缆有限公司 | A kind of oil resistant resist bending cable for robot arm |
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