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CN109273157A - A kind of railway CAN fire resisting bus - Google Patents

A kind of railway CAN fire resisting bus Download PDF

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Publication number
CN109273157A
CN109273157A CN201811197978.6A CN201811197978A CN109273157A CN 109273157 A CN109273157 A CN 109273157A CN 201811197978 A CN201811197978 A CN 201811197978A CN 109273157 A CN109273157 A CN 109273157A
Authority
CN
China
Prior art keywords
layer
far
conductor
fire resisting
oversheath
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
Application number
CN201811197978.6A
Other languages
Chinese (zh)
Inventor
李芃
单晓伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Matno (ma'anshan) Special Cable Co Ltd
Original Assignee
Matno (ma'anshan) Special Cable Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matno (ma'anshan) Special Cable Co Ltd filed Critical Matno (ma'anshan) Special Cable Co Ltd
Priority to CN201811197978.6A priority Critical patent/CN109273157A/en
Publication of CN109273157A publication Critical patent/CN109273157A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1835Sheaths comprising abrasive charges
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/184Sheaths comprising grooves, ribs or other projections
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1875Multi-layer sheaths
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H01B7/282Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
    • H01B7/2825Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29Protection against damage caused by extremes of temperature or by flame
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29Protection against damage caused by extremes of temperature or by flame
    • H01B7/292Protection against damage caused by extremes of temperature or by flame using material resistant to heat
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/42Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
    • H01B7/421Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation

Landscapes

  • Insulated Conductors (AREA)

Abstract

The invention discloses a kind of railway CAN fire resisting buses, including the first conductor, second conductor and third conductor, first flame retardant coating is provided with integral type fixed ring far from the side of inner sheath, shielded layer is provided with oversheath far from the side of the second flame retardant coating, the oversheath is provided with O shape circular arc protrusion far from the side of shielded layer, the surface of inner sheath is provided with the first flame retardant coating, integral type fixed ring is provided with filler far from the side of the first flame retardant coating, the surface of filler offers heat release hole, filler is provided with insulating layer far from integral type fixed ring, insulating layer is provided with the second flame retardant coating far from the side of filler, reflecting layer is provided with high-temperature-resistant layer far from the side of the first waterproof layer, the present invention relates to field of cable technology.A kind of railway CAN fire resisting bus, has reached fire resisting, and the effect of anti-extrusion stretch-proof, structure is simple, easy to use, prolongs the service life, improves security performance, sheath is avoided to rupture.

Description

A kind of railway CAN fire resisting bus
Technical field
The present invention relates to field of cable technology, specially a kind of railway CAN fire resisting bus.
Background technique
With China's expanding economy, various architectural engineerings are developed with unprecedented scale and speed, to electrical equipment Requirement it is also higher and higher.In recent years, since fire caused by electrical gradually increases, and wherein drawn due to wire and cable The fire of hair occupies sizable ratio, currently, cable type used in market at different levels is various, quality is irregular, respectively has Its defect brings certain hidden danger for safety fire fighting, and it is most widely used in the world that CAN, which is the abbreviation of controller local area network, One of fieldbus, the high-performance and reliability of CAN bus are accepted, and are widely used in industrial automation, ship Oceangoing ship, Medical Devices, industrial equipment, railway etc., its appearance are real-time between each node of dcs, reliable Data communication provides strong technical support, and CAN belongs to the scope of fieldbus, it is a kind of distributed control of effectively support The serial communication network of system or real-time control, is quite suitable for the distributed testing of cable.Currently, existing CAN is total in the market Cable architecture is too simple, inconvenient to use, and fire resisting effect is general, non-refractory, is easy aging, reduces the service life, do not shield Function, poor anti jamming capability are covered, and anti-extrusion tensile resistance is poor, self-strength is low, easily causes under external force The case where sheath ruptures, and is easy to appear electric leakage.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of railway CAN fire resisting bus, it is excessively simple to solve structure Single, inconvenient to use, fire resisting effect is general, non-refractory, is easy aging, reduces the service life, anti-interference without function of shielding Ability is poor, and anti-extrusion tensile resistance is poor, and self-strength is low, easily causes sheath to rupture under external force, is easy The problem of leaking electricity.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of railway CAN fire resisting bus, Including the first conductor, the second conductor and third conductor, the surface of first conductor, the surface of the second conductor and third conductor Surface is provided with inner sheath, and the surface of the inner sheath is provided with the first flame retardant coating, and first flame retardant coating is far from inner sheath Side be provided with integral type fixed ring, the integral type fixed ring is provided with filler far from the side of the first flame retardant coating, institute The surface for stating filler offers heat release hole, and the filler is provided with insulating layer, the insulating layer far from integral type fixed ring Side far from filler is provided with the second flame retardant coating, and second flame retardant coating is provided with shielded layer far from the side of insulating layer, The shielded layer is provided with oversheath far from the side of the second flame retardant coating, and the oversheath is provided with O far from the side of shielded layer Shape circular arc protrusion.
Preferably, the oversheath includes oversheath ontology, and the surface of the oversheath ontology is provided with the first metal layer, The first metal layer is provided with the first antirust coat far from the side of oversheath ontology, and first antirust coat is far from the first metal The side of layer is provided with the first waterproof layer, and first waterproof layer is provided with reflecting layer far from the side of the first antirust coat, described Reflecting layer is provided with high-temperature-resistant layer far from the side of the first waterproof layer, and the high-temperature-resistant layer is provided with rubber far from the side in reflecting layer Glue-line, the rubber layer are provided with anti-skid chequer far from the side of high-temperature-resistant layer.
Preferably, the wall thickness of the oversheath ontology and the wall thickness of the first metal layer do thickening processing, the anti-skid chequer It is evenly distributed on the surface of rubber layer.
Preferably, the inner sheath includes inner sheath ontology, and the surface of the inner sheath ontology is provided with second metal layer, The second metal layer is provided with the second antirust coat far from the side of inner sheath ontology, and second antirust coat is far from the second metal The side of layer is provided with the second waterproof layer, and matcoveredn is arranged far from the side of the second antirust coat in second waterproof layer, described Protective layer is provided with wearing layer far from the side of the second waterproof layer.
Preferably, the wall thickness of the inner sheath ontology and the wall thickness of second metal layer do thickening processing.
Preferably, the inner wall of the integral type fixed ring is respectively arranged with the table with the surface of the first conductor, the second conductor The compatible concave curved surface in face and the surface of third conductor.
Preferably, the material of the integral type fixed ring is set as elastic wear-resisting material.
Preferably, the heat release hole is evenly distributed on the surface of filler.
Preferably, the material of the inner sheath and the material of oversheath are disposed as crosslinked polyethylene material.
Preferably, the O shape circular arc protrusion is evenly distributed on the surface of oversheath.
(3) beneficial effect
The present invention provides a kind of railway CAN fire resisting buses.Have it is following the utility model has the advantages that
(1), railway CAN fire resisting bus is provided with the first flame retardant coating, integral type fixed ring by the surface of inner sheath Side far from the first flame retardant coating is provided with filler, and the surface of filler offers heat release hole, and filler is solid far from integral type Determine ring and be provided with insulating layer, insulating layer is provided with the second flame retardant coating far from the side of filler, and reflecting layer is far from the first waterproof layer Side be provided with high-temperature-resistant layer, achieved the effect that with fire resisting, it is structurally reasonable simple, it is easy to use, there is the resistance to height of fire resisting Temperature function prolongs the service life, and substantially increases security performance.
(2), railway CAN fire resisting bus, passes through the surface of the first conductor, the surface of the second conductor and third conductor Surface is provided with inner sheath, and the first flame retardant coating is provided with integral type fixed ring far from the side of inner sheath, and shielded layer is far from The side of two flame retardant coatings is provided with oversheath, and the oversheath is provided with O shape circular arc protrusion far from the side of shielded layer, reaches The effect of anti-extrusion stretch-proof, it is structurally reasonable simple, it is easy to use, there is anti-extrusion tensile resistance, improve self-strength, Sheath is avoided to rupture.
Detailed description of the invention
Fig. 1 is cross section structure figure of the present invention;
Fig. 2 is inner sheath cross section structure schematic diagram;
Fig. 3 is oversheath cross section structure schematic diagram;
Fig. 4 is appearance diagram of the present invention.
In figure: 1 first conductor, 2 second conductors, 3 third conductors, 4 inner sheaths, 401 inner sheath ontologies, 402 second metals Layer, 403 second antirust coats, 404 second waterproof layers, 405 protective layers, 406 wearing layers, 5 first flame retardant coatings, 6 integral type fixed rings, 7 fillers, 8 heat release holes, 9 insulating layers, 10 second flame retardant coatings, 11 shielded layers, 12 oversheaths, 121 oversheath ontologies, 122 first Metal layer, 123 first antirust coats, 124 first waterproof layers, 125 reflecting layer, 126 high-temperature-resistant layers, 127 rubber layers, 128 anti-skid chequers, 13O shape circular arc protrusion.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of railway CAN fire resisting bus, including the first conductor 1, the surface of the second conductor 2 and third conductor 3, the surface of the first conductor 1, the surface of the second conductor 2 and third conductor 3 is respectively provided with There is inner sheath 4, the material of inner sheath 4 is set as crosslinked polyethylene material, and inner sheath 4 includes inner sheath ontology 401, inner sheath sheet The surface of body 401 is provided with second metal layer 402, and the wall thickness of inner sheath ontology 401 and the wall thickness of second metal layer 402 add Thickness processing, improves self-strength, prolongs the service life, and second metal layer 402 is provided with the far from the side of inner sheath ontology 401 Two antirust coats 403, the second antirust coat 403 are provided with the second waterproof layer 404, the second waterproof far from the side of second metal layer 402 Matcoveredn 405, side of the protective layer 405 far from the second waterproof layer 404 is arranged in side of the layer 404 far from the second antirust coat 403 It is provided with wearing layer 406, the surface of inner sheath 4 is provided with the first flame retardant coating 5, and the first flame retardant coating 5 is set far from the side of inner sheath 4 It is equipped with integral type fixed ring 6, the material of integral type fixed ring 6 is set as elastic wear-resisting material, improve itself anti-extrusion ability, one The inner wall of body formula fixed ring 6 is respectively arranged with the surface with the surface of the first conductor 1, the surface of the second conductor 2 and third conductor 3 Compatible concave curved surface, integral type fixed ring 6 are provided with filler 7, the table of filler 7 far from the side of the first flame retardant coating 5 Face offers heat release hole 8, and heat release hole 8 is evenly distributed on the surface of filler 7, reduces internal temperature, filler 7 is far from integral type Fixed ring 6 is provided with insulating layer 9, and insulating layer 9 is provided with the second flame retardant coating 10, the second flame retardant coating 10 far from the side of filler 7 Side far from insulating layer 9 is provided with shielded layer 11, and shielded layer 11 is provided with oversheath 12 far from the side of the second flame retardant coating 10, The material of oversheath 12 is disposed as crosslinked polyethylene material, and oversheath 12 includes oversheath ontology 121, oversheath ontology 121 Surface be provided with the first metal layer 122, improve self-strength, prolong the service life, the wall thickness of oversheath ontology 121 and first The wall thickness of metal layer 122 does thickening processing, and the first metal layer 122, which is provided with first far from the side of oversheath ontology 121, to be prevented Rusty scale 123, the first antirust coat 123 are provided with the first waterproof layer 124, the first waterproof layer 124 far from the side of the first metal layer 122 Side far from the first antirust coat 123 is provided with reflecting layer 125, and reflecting layer 125 is provided with far from the side of the first waterproof layer 124 High-temperature-resistant layer 126, high-temperature-resistant layer 126 are provided with rubber layer 127 far from the side in reflecting layer 125, and rubber layer 127 is far from high temperature resistant The side of layer 126 is provided with anti-skid chequer 128, and oversheath 12 is provided with O shape circular arc protrusion 13, O shape far from the side of shielded layer 11 Circular arc protrusion 13 is evenly distributed on the surface of oversheath 12, improves the tensile resistance of itself.
In use, the first flame retardant coating 5 and the second flame retardant coating 10 have the function of fire resisting, and when internal temperature increases, heat release hole 8 It can radiate in time to inside, when being squeezed by external force, integral type fixed ring 6 has resilient support effect, leads to first Body 1, the second conductor 2 and third conductor 3 have defencive function, and O shape circular arc protrusion 13 has tensile resistance, the first metal layer 122 and second metal layer 402 improve self-strength, prolong the service life.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that There is also other identical elements in the process, method, article or apparatus that includes the element ".
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (10)

1. a kind of railway CAN fire resisting bus, including the first conductor (1), the second conductor (2) and third conductor (3), feature exists In: the surface on the surface of first conductor (1), the surface of the second conductor (2) and third conductor (3) is provided with inner sheath (4), the surface of the inner sheath (4) is provided with the first flame retardant coating (5), and the one of first flame retardant coating (5) separate inner sheath (4) Side is provided with integral type fixed ring (6), and the integral type fixed ring (6) is provided with filling far from the side of the first flame retardant coating (5) The surface of object (7), the filler (7) offers heat release hole (8), and the filler (7) is arranged far from integral type fixed ring (6) Have insulating layer (9), the insulating layer (9) is provided with the second flame retardant coating (10) far from the side of filler (7), second fire resisting Layer (10) is provided with shielded layer (11) far from the side of insulating layer (9), and the shielded layer (11) is far from the second flame retardant coating (10) Side is provided with oversheath (12), and the oversheath (12) is provided with O shape circular arc protrusion (13) far from the side of shielded layer (11).
2. a kind of railway according to claim 1 CAN fire resisting bus, it is characterised in that: the oversheath (12) includes The surface of oversheath ontology (121), the oversheath ontology (121) is provided with the first metal layer (122), the first metal layer (122) it is provided with the first antirust coat (123) far from the side of oversheath ontology (121), first antirust coat (123) is far from the The side of one metal layer (122) is provided with the first waterproof layer (124), and first waterproof layer (124) is far from the first antirust coat (123) side is provided with reflecting layer (125), and the reflecting layer (125) is provided with resistance to far from the side of the first waterproof layer (124) Heat zone (126), the high-temperature-resistant layer (126) are provided with rubber layer (127), the rubber far from the side of reflecting layer (125) Layer (127) is provided with anti-skid chequer (128) far from the side of high-temperature-resistant layer (126).
3. a kind of railway according to claim 2 CAN fire resisting bus, it is characterised in that: the oversheath ontology (121) Wall thickness and the wall thickness of the first metal layer (122) do thickening processing, the anti-skid chequer (128) is evenly distributed on rubber layer (127) surface.
4. a kind of railway according to claim 1 CAN fire resisting bus, it is characterised in that: the inner sheath (4) includes interior The surface of sheath ontology (401), the inner sheath ontology (401) is provided with second metal layer (402), the second metal layer (402) it is provided with the second antirust coat (403) far from the side of inner sheath ontology (401), second antirust coat (403) is far from the The side of two metal layers (402) is provided with the second waterproof layer (404), and second waterproof layer (404) is far from the second antirust coat (403) matcoveredn (405) are arranged in side, and the protective layer (405) is provided with resistance to far from the side of the second waterproof layer (404) It grinds layer (406).
5. a kind of railway according to claim 4 CAN fire resisting bus, it is characterised in that: the inner sheath ontology (401) Wall thickness and the wall thickness of second metal layer (402) do thickening processing.
6. a kind of railway according to claim 1 CAN fire resisting bus, it is characterised in that: the integral type fixed ring (6) Inner wall be respectively arranged with and mutually fitted with the surface on the surface of the first conductor (1), the surface of the second conductor (2) and third conductor (3) The concave curved surface matched.
7. a kind of railway according to claim 1 CAN fire resisting bus, it is characterised in that: the integral type fixed ring (6) Material be set as elastic wear-resisting material.
8. a kind of railway according to claim 1 CAN fire resisting bus, it is characterised in that: the heat release hole (8) is uniformly divided Surface of the cloth in filler (7).
9. a kind of railway according to claim 1 CAN fire resisting bus, it is characterised in that: the material of the inner sheath (4) Crosslinked polyethylene material is disposed as with the material of oversheath (12).
10. a kind of railway according to claim 1 CAN fire resisting bus, it is characterised in that: the O shape circular arc protrusion (13) it is evenly distributed on the surface of oversheath (12).
CN201811197978.6A 2018-10-15 2018-10-15 A kind of railway CAN fire resisting bus Pending CN109273157A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811197978.6A CN109273157A (en) 2018-10-15 2018-10-15 A kind of railway CAN fire resisting bus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811197978.6A CN109273157A (en) 2018-10-15 2018-10-15 A kind of railway CAN fire resisting bus

Publications (1)

Publication Number Publication Date
CN109273157A true CN109273157A (en) 2019-01-25

Family

ID=65196163

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811197978.6A Pending CN109273157A (en) 2018-10-15 2018-10-15 A kind of railway CAN fire resisting bus

Country Status (1)

Country Link
CN (1) CN109273157A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011511611A (en) * 2008-02-04 2011-04-07 タイコ・エレクトロニクス・レイケム・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング External sleeve
CN203774007U (en) * 2013-12-10 2014-08-13 河南久通电缆有限公司 Novel YJV type cross-linked polyethylene insulated power cable
CN104934124A (en) * 2015-06-16 2015-09-23 安徽天元电缆有限公司 Interior structure of fire-resistant cable
CN105304198A (en) * 2015-10-28 2016-02-03 合肥安奎思成套设备有限公司 Indoor ventilation heat radiation type cable
CN206921534U (en) * 2017-01-24 2018-01-23 广州市铜源电子有限公司 A kind of multicore waterproof anti-corrosion power line

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011511611A (en) * 2008-02-04 2011-04-07 タイコ・エレクトロニクス・レイケム・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング External sleeve
CN203774007U (en) * 2013-12-10 2014-08-13 河南久通电缆有限公司 Novel YJV type cross-linked polyethylene insulated power cable
CN104934124A (en) * 2015-06-16 2015-09-23 安徽天元电缆有限公司 Interior structure of fire-resistant cable
CN105304198A (en) * 2015-10-28 2016-02-03 合肥安奎思成套设备有限公司 Indoor ventilation heat radiation type cable
CN206921534U (en) * 2017-01-24 2018-01-23 广州市铜源电子有限公司 A kind of multicore waterproof anti-corrosion power line

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Application publication date: 20190125