CN215007669U - High-flexibility stretch-proof halogen-free low-smoke fire-resistant cable - Google Patents
High-flexibility stretch-proof halogen-free low-smoke fire-resistant cable Download PDFInfo
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- CN215007669U CN215007669U CN202120993611.6U CN202120993611U CN215007669U CN 215007669 U CN215007669 U CN 215007669U CN 202120993611 U CN202120993611 U CN 202120993611U CN 215007669 U CN215007669 U CN 215007669U
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- 239000000779 smoke Substances 0.000 title claims description 15
- 230000009970 fire resistant effect Effects 0.000 title claims description 14
- 239000010410 layer Substances 0.000 claims abstract description 133
- 239000011241 protective layer Substances 0.000 claims abstract description 35
- 239000011248 coating agent Substances 0.000 claims abstract description 22
- 238000000576 coating method Methods 0.000 claims abstract description 22
- 238000009413 insulation Methods 0.000 claims description 23
- 239000012792 core layer Substances 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 abstract description 8
- 239000002184 metal Substances 0.000 abstract description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 6
- 229910000623 nickel–chromium alloy Inorganic materials 0.000 abstract description 5
- 235000019504 cigarettes Nutrition 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 2
- 239000004411 aluminium Substances 0.000 abstract description 2
- 238000005452 bending Methods 0.000 abstract description 2
- 229910052736 halogen Inorganic materials 0.000 abstract description 2
- 150000002367 halogens Chemical class 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- -1 polyethylene Polymers 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 238000009941 weaving Methods 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 230000017105 transposition Effects 0.000 description 2
- 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 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
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Abstract
The utility model discloses a belong to cable technical field, specifically be a low cigarette fire resisting cable of nothing halogen of high flexibility stretch-proof, including sinle silk layer, insulating element, tensile protective layer and high flexible layer, the sinle silk layer outer wall cup joints insulating element, the insulating element outer wall is equipped with the tensile protective layer, the tensile protective layer outside is equipped with high flexible layer, high flexible layer still includes inoxidizing coating one, inoxidizing coating two and thread bush, inoxidizing coating cup joints at tensile protective layer outer wall, the fixed protective layer two that connects of inoxidizing coating one outer wall, the inoxidizing coating outer wall is equipped with the thread bush, the thread bush inner wall is equipped with the internal thread, the beneficial effects of the utility model are that: under the cooperation of inoxidizing coating one and inoxidizing coating two, at last the both ends installation thread bush of cable is fixed, and metal aluminium and nickel chromium alloy cooperation are used, have good plasticity, are difficult for the reconversion after bending the plasticity with the cable, and the convenience is moulded fixedly to the cable.
Description
Technical Field
The utility model relates to the technical field of cables, concretely relates to stretch-proof halogen-free low cigarette fire resisting cable of high flexibility.
Background
The cable is an electric energy or signal transmission device, usually several or several groups of conducting wires, each group of at least two twisted cable similar to rope, every group of conducting wires are mutually insulated and usually twisted around a centre, the whole outer surface is covered with a high-insulating covering layer, the cable has the characteristics of internal energization and external insulation, and the cable includes power cable, control cable, compensation cable, shielding cable, high-temp. cable, computer cable, signal cable, coaxial cable, fire-resisting cable, ship cable, mine cable and aluminium alloy cable, etc. all of them are formed from single-strand or multi-strand conducting wire and insulating layer, and can be used for connecting circuit and electric equipment, etc High temperature resistance, high flexibility and other performance requirements.
The prior art has the following defects: the existing cable is usually processed by adopting rubber materials to perform extrusion molding process on a metal core to form a conventional cable, the cable has better flexibility, but is not applicable when the cable needs to be shaped and fixed, and the cable is required to have high flexibility.
Therefore, the invention is necessary to invent a halogen-free low-smoke fire-resistant cable with high flexibility and stretch resistance.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a high flexible stretch-proof no halogen low cigarette fire resisting cable through setting up high flexible layer, under inoxidizing coating one and the cooperation of inoxidizing coating two, prepares inoxidizing coating one through the metal aluminium system, and rethread nickel chromium alloy preparation inoxidizing coating wraps up to the cable skin, fixes at the both ends installation thread bush of cable at last to thereby solve and improve the flexible problem that possesses convenient fixed plasticity of cable.
In order to achieve the above object, the present invention provides the following technical solutions: a high-flexibility stretch-proof halogen-free low-smoke fire-resistant cable comprises a core layer, an insulation component, a tensile protection layer and a high-flexibility layer, the outer wall of the wire core layer is sleeved with an insulating component, the outer wall of the insulating component is provided with a tensile protection layer, the outer side of the tensile protection layer is provided with a high-flexibility layer, the high-flexibility layer also comprises a first protective layer, a second protective layer and a threaded sleeve, the protective layer is sleeved on the outer wall of the tensile protective layer, the outer wall of the first protective layer is fixedly sleeved with a second protective layer, the outer wall of the protective layer is provided with external threads, the outer wall of the protective layer is provided with a threaded sleeve, the inner wall of the threaded sleeve is provided with internal threads, the external threads of the outer wall of the protective layer are matched with the internal threads of the inner wall of the threaded sleeve for use, the protective layer is characterized in that a nut is arranged at the end of the left side of the threaded sleeve, the right end of the nut is fixedly connected with the sleeve, the threaded sleeve is in threaded connection with the outer wall of the two ends of the protective layer, and the end of the outer side of the threaded sleeve is flush with the two ends of the protective layer.
Preferably, the core layer comprises a first wire core, the first wire core is provided with three groups, and the first wire core is of a twisted structure.
Preferably, the insulation assembly comprises a first insulation layer, the first insulation layer is provided with three groups, and the first insulation layer of the three groups is tightly wrapped on the outer wall of the first wire core.
Preferably, the outer wall of the first insulating layer is provided with a second insulating layer, the second insulating layer tightly wraps the third insulating layer, and the third insulating layers are mutually isolated.
Preferably, the tensile protection layer comprises a shielding net layer, and the shielding net layer is sleeved on the two outer walls of the insulation layer.
Preferably, the outer wall of the shielding net layer is provided with a braided layer, and the braided layer is tightly sleeved on the outer wall of the shielding net layer.
Preferably, the first wire core is arranged in a cylindrical shape, and a diameter of the first wire core is arranged to be 2-4 mm.
Preferably, the thickness of the second protective layer is set to be 1.5-3 mm.
Preferably, the overlapping length of the thread sleeve and the protective layer is not less than 80 mm.
Preferably, the core layer includes sinle silk two, sinle silk two is equipped with three groups, three groups sinle silk two sets up to single structure of integral type, sinle silk outer wall parcel insulating layer one.
The utility model has the advantages that:
1. through the arrangement of the high-flexibility layer, the first protection layer is prepared through metal aluminum under the matching of the first protection layer and the second protection layer, the two cable outer layers are wrapped through the nickel-chromium alloy preparation protection layers, and finally the threaded sleeves are installed at the two ends of the cable for fixing;
2. the outer walls of the two ends of the protective layer are wrapped by the thread sleeves, so that the wear resistance of the end part of the cable is improved, the tensile property of the cable is improved, and the service life of the cable is prolonged;
3. through setting up the cooperation of inoxidizing coating one and inoxidizing coating two and using, have the fire behavior and the fire resistance that separate that improve the cable, improved the security that the cable used.
Drawings
FIG. 1 is a cross-sectional view provided by the present invention;
fig. 2 is a cross-sectional view provided by the present invention;
fig. 3 is a schematic view of a thread bushing structure provided by the present invention;
fig. 4 is a schematic structural diagram of embodiment 2 provided by the present invention.
In the figure: the cable comprises a core layer 100, a first cable core 110, a second cable core 120, an insulation assembly 200, a first insulation layer 210, a second insulation layer 220, a tensile protection layer 300, a shielding mesh layer 310, a braided layer 320, a high flexibility layer 400, a first protection layer 410, a second protection layer 420, a threaded sleeve 430, a nut 431 and a sleeve 432.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1:
referring to fig. 1-3, the utility model provides a high-flexibility stretch-proof halogen-free low-smoke fire-resistant cable, which comprises a core layer 100, an insulation assembly 200, a tensile protection layer 300 and a high-flexibility layer 400, specifically, the outer wall of the core layer 100 is sleeved with the insulation assembly 200, the outer wall of the insulation assembly 200 is provided with the tensile protection layer 300, the outer side of the tensile protection layer 300 is provided with the high-flexibility layer 400, the high-flexibility layer 400 further comprises a first protection layer 410, a second protection layer 420 and a thread sleeve 430, the first protection layer 410 is sleeved on the outer wall of the tensile protection layer 300, the first protection layer 410 is fixedly sleeved with the second protection layer 420, the outer wall of the second protection layer 420 is provided with external threads, the outer wall of the second protection layer 420 is provided with the thread sleeve 430, the inner wall of the thread sleeve 430 is provided with internal threads, the external threads of the second protection layer 420 are matched with the internal threads of the inner wall of the thread sleeve 430, the left end of the thread sleeve 430 is provided with a nut 431, the right end of the nut 431 is fixedly connected with a sleeve 432, the threaded sleeve 430 is in threaded connection with the outer wall of the end part of the second protective layer 420, and the outer end part of the threaded sleeve 430 is flush with the end part of the second protective layer 420;
the core layer 100 has the function of conducting and outputting electric energy, the insulating component 200 has the function of insulating and flame-retardant, the tensile protection layer 300 has the function of improving the tensile property of the cable and improving the mechanical property of the cable, the high-flexibility layer 400 has the functions of improving the flexibility, wear resistance and flame retardance of the cable, the first protection layer 410 is made of metal aluminum, the metal aluminum is not easy to recover to the original shape after being stressed and bent, the metal aluminum has the function of improving the flexibility of the cable and is convenient to shape the cable, the second protection layer 420 is made of nickel-chromium alloy, the nickel-chromium alloy has high strength and corrosion resistance, the alloy formed by the iron and the nickel is commonly called stainless steel, the second protection layer 420 has the function of improving the flexibility and the mechanical property of the cable, the thread sleeve 430 has the function of protecting the end part of the second protection layer 420 and is convenient to improve the tensile property of the second protection layer 420, and the nut 431 has the function of facilitating the installation of the thread sleeve 430 through a wrench, the threaded sleeve 430 is in threaded connection with the outer wall of the second protective layer 420, so that the tightness between the second protective layer 420 and the threaded sleeve 430 is improved conveniently;
further, the core layer 100 includes a first core 110, the first core 110 has three groups, and the first core 110 of the three groups is arranged in a twisted structure, specifically, the first core 110 has a function of facilitating electric conduction, so that the bending performance and tensile strength of the cable are improved, the size of the cable is reduced, the core wires can be reasonably arranged through twisting, the cable is more round, and the corona phenomenon is conveniently improved;
further, the insulation assembly 200 comprises three insulation layers 210, the three insulation layers 210 are tightly wrapped on the outer wall of the core wire 110, and specifically, the insulation layer 210 is made of polyethylene, and the polyethylene has the properties of no odor, no toxicity, good chemical stability, resistance to most of acid and alkali erosion, excellent electrical insulation and the like;
further, the outer wall of the first insulating layer 210 is provided with a second insulating layer 220, the second insulating layer 220 tightly wraps the second three insulating layers 220, the second three insulating layers 220 are isolated from each other, specifically, the second insulating layer 220 is made of polypropylene, the polypropylene is a colorless, odorless, nontoxic and semitransparent solid substance, the polypropylene is thermoplastic synthetic resin with excellent performance, is colorless and semitransparent thermoplastic light general plastic, and has chemical resistance, heat resistance, electric insulation, high-strength mechanical performance, good high-wear-resistance processing performance and the like;
further, the tensile protection layer 300 comprises a shielding mesh layer 310, the shielding mesh layer 310 is sleeved on the outer wall of the second insulation layer 220, specifically, the shielding mesh layer 310 is made of tinned copper wires, so that interference of external electromagnetic signals on the cable can be shielded, and the use stability of the cable can be improved;
further, the outer wall of the shielding mesh layer 310 is provided with a braided layer 320, the braided layer 320 is tightly sleeved on the outer wall of the shielding mesh layer 310, and specifically, the braided layer 320 has an effect of improving the tensile property of the cable;
further, the first wire core 110 is cylindrical, the diameter of the first wire core 110 is 2-4 mm, and particularly, the first wire core 110 is circular, so that the wire connection is more attractive, the point discharge is avoided, the electric energy loss is reduced, and the conductive efficiency is improved;
further, the thickness of the second protective layer 420 is set to be 1.5-3 mm, and specifically, the second protective layer 420 has the function of improving the flexibility of the cable;
further, the overlapping length of the threaded sleeve 430 and the second protective layer 420 is not less than 80 mm, and particularly, the effect of improving the strength of the joint of the threaded sleeve 430 and the second protective layer 420 is achieved.
The utility model discloses a use as follows: when using the utility model discloses the time technical personnel of the field process through passing through the transposition form with the fine copper wire of multiunit, make 2-4 millimeters diameter with sinle silk 110 according to the in-service use needs, then wrap up insulating layer 210 through extrusion molding process to sinle silk 110 outer wall, fix three insulating layer 210 of group and then wrap up insulating layer two 220 with insulating layer 210 outer wall again, then wrap up shielding stratum reticulare 310 at insulating layer two 220 outer wall, closely wind the package with insulating layer two 220 outer walls through shielding stratum reticulare 310, then wrap up weaving layer 320 at shielding stratum reticulare 310 outer wall, then wrap up protection layer one 410 at weaving layer 320 outer wall, cup joint protection layer two 420 at protection layer one 410 outer wall again, install thread bush 430 at the cable both ends through the spanner and fix, flush the setting of thread bush 430 tip and protection layer two 420 tip.
Example 2:
referring to fig. 4, the utility model provides a high-flexibility stretch-proof halogen-free low-smoke fire-resistant cable, which comprises a core two 120;
further, two 120 of sinle silk are equipped with three groups, three groups two 120 of sinle silk set up to the single structure of integral type, two 120 outer walls of sinle silk parcel insulating layer 210, and is concrete, and two 120 materials of sinle silk adopt metal copper, have good electric conductive property, and two 120 of sinle silk adopt the single structure of integral type to have the sectional area ratio little, are difficult to by the oxidation, and the short-circuit current is strikeed, and the life-span of using relatively is longer etc. advantage has the effect that improves the cable flexibility simultaneously.
The utility model discloses a use as follows: when using the utility model discloses the time technical personnel of the field process through passing through the transposition form with the fine copper wire of multiunit, make 2-4 millimeters diameter with sinle silk 110 according to the in-service use needs, then wrap up insulating layer 210 through extrusion molding process to sinle silk 110 outer wall, fix three insulating layer 210 of group and then wrap up insulating layer two 220 with insulating layer 210 outer wall again, then wrap up shielding stratum reticulare 310 at insulating layer two 220 outer wall, closely wind the package with insulating layer two 220 outer walls through shielding stratum reticulare 310, then wrap up weaving layer 320 at shielding stratum reticulare 310 outer wall, then wrap up protection layer one 410 at weaving layer 320 outer wall, cup joint protection layer two 420 at protection layer one 410 outer wall again, install thread bush 430 at the cable both ends through the spanner and fix, flush the setting of thread bush 430 tip and protection layer two 420 tip.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (9)
1. The utility model provides a high flexible stretch-proof halogen-free low smoke fire resisting cable, includes sinle silk layer (100), insulating part (200), tensile protective layer (300) and high flexible layer (400), insulating part (200) are cup jointed to the sinle silk layer (100) outer wall, insulating part (200) outer wall is equipped with tensile protective layer (300), tensile protective layer (300) outside is equipped with high flexible layer (400), its characterized in that: high flexibility layer (400) still includes inoxidizing coating one (410), inoxidizing coating two (420) and thread bush (430), inoxidizing coating one (410) cup joints tensile protective layer (300) outer wall, the fixed protective layer two (420) of cup jointing of inoxidizing coating one (410) outer wall, inoxidizing coating two (420) outer wall is equipped with the external screw thread, inoxidizing coating two (420) outer wall is equipped with thread bush (430), thread bush (430) inner wall is equipped with the internal thread, inoxidizing coating two (420) outer wall external screw thread cooperation thread bush (430) inner wall internal thread uses, thread bush (430) left side tip is equipped with nut (431), nut (431) right-hand member fixed connection sleeve (432), thread bush (430) and inoxidizing coating two (420) tip threaded connection, thread bush (430) outside end flushes with inoxidizing coating two (420) tip.
2. The highly flexible stretch-proof halogen-free low smoke fire resistant cable of claim 1, wherein: the core layer (100) comprises a first wire core (110), the first wire core (110) is provided with three groups, the first wire core (110) is of a stranded structure, the first wire core (110) is cylindrical, and the diameter of the first wire core (110) is 2-4 mm.
3. The highly flexible stretch-proof halogen-free low smoke fire resistant cable of claim 1, wherein: the insulation assembly (200) comprises a first insulation layer (210), three groups of the first insulation layers (210) are arranged, and the first insulation layers (210) of the three groups are tightly wrapped on the outer wall of the first wire core (110).
4. The highly flexible stretch-proof halogen-free low smoke fire resistant cable of claim 3, wherein: the outer wall of the first insulating layer (210) is provided with a second insulating layer (220), the second insulating layer (220) tightly wraps the three second insulating layers (220), and the two insulating layers (220) are isolated from each other.
5. The highly flexible stretch-proof halogen-free low smoke fire resistant cable of claim 1, wherein: the tensile protection layer (300) comprises a shielding mesh layer (310), and the shielding mesh layer (310) is sleeved on the outer wall of the second insulation layer (220).
6. The highly flexible stretch-proof halogen-free low smoke fire resistant cable of claim 5, wherein: the outer wall of the shielding net layer (310) is provided with a woven layer (320), and the woven layer (320) is tightly sleeved on the outer wall of the shielding net layer (310).
7. The highly flexible stretch-proof halogen-free low smoke fire resistant cable of claim 1, wherein: the thickness of the second protective layer (420) is set to be 1.5-3 mm.
8. The highly flexible stretch-proof halogen-free low smoke fire resistant cable of claim 1, wherein: the overlapping length of the thread sleeve (430) and the second protective layer (420) is not less than 80 mm.
9. The highly flexible stretch-proof halogen-free low smoke fire resistant cable of claim 1, wherein: the wire core layer (100) comprises a second wire core (120), the second wire core (120) is provided with three groups, the second wire core (120) is of an integrated single structure, and the outer wall of the second wire core (120) is wrapped by a first insulating layer (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120993611.6U CN215007669U (en) | 2021-05-11 | 2021-05-11 | High-flexibility stretch-proof halogen-free low-smoke fire-resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120993611.6U CN215007669U (en) | 2021-05-11 | 2021-05-11 | High-flexibility stretch-proof halogen-free low-smoke fire-resistant cable |
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| Publication Number | Publication Date |
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| CN215007669U true CN215007669U (en) | 2021-12-03 |
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| CN202120993611.6U Active CN215007669U (en) | 2021-05-11 | 2021-05-11 | High-flexibility stretch-proof halogen-free low-smoke fire-resistant cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116885511A (en) * | 2023-09-08 | 2023-10-13 | 江苏安澜万锦电子股份有限公司 | Cable connector and wiring method thereof |
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2021
- 2021-05-11 CN CN202120993611.6U patent/CN215007669U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116885511A (en) * | 2023-09-08 | 2023-10-13 | 江苏安澜万锦电子股份有限公司 | Cable connector and wiring method thereof |
| CN116885511B (en) * | 2023-09-08 | 2024-01-02 | 江苏安澜万锦电子股份有限公司 | Cable connector and wiring method thereof |
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