CN205212394U - A cable protector and wind generating set for wind generating set - Google Patents

A cable protector and wind generating set for wind generating set Download PDF

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Publication number
CN205212394U
CN205212394U CN201521054716.6U CN201521054716U CN205212394U CN 205212394 U CN205212394 U CN 205212394U CN 201521054716 U CN201521054716 U CN 201521054716U CN 205212394 U CN205212394 U CN 205212394U
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CN
China
Prior art keywords
guard ring
cable
roller
protecting device
wind turbine
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Application number
CN201521054716.6U
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Chinese (zh)
Inventor
雷现永
吴海龙
张海峰
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Beijing Goldwind Science and Creation Windpower Equipment Co Ltd
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Beijing Goldwind Science and Creation Windpower Equipment Co Ltd
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Priority to CN201521054716.6U priority Critical patent/CN205212394U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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  • Wind Motors (AREA)

Abstract

The embodiment of the utility model provides a cable protector and wind generating set for wind generating set. This cable protector holds rotation portion and includes interior protective shroud and rather than fixed outer protective shroud, form at least one first cable portion of holding between interior protective shroud and the outer protective shroud including holding rotation portion and circular orbit, and hold the still central protective shroud in the protective shroud in being fixed in of rotation portion, central protective shroud forms the second cable portion of holding, and outer protective shroud is rotationally located on the circular orbit. This cable protector can solve effectively that the wearing and tearing of cable, cable, cable gliding are turned round to the wind generating set cable, the heat dissipation is not enough, the cable maintenance scheduling problem.

Description

For cable protecting device of roller and the wind turbine generator of wind turbine generator
Technical field
The utility model relates to wind generating technology, particularly relates to the cable protecting device of roller for wind turbine generator and wind turbine generator.
Background technology
Along with the increase of wind turbine generator installed capacity, the demand of cable for wind generating set is also increasing.Wind turbine generator private cable generally includes power cable, control cables, communication cable (data cable).During use, according to designing requirement, cable for wind generating set has the overhang (in tower barrel of wind generating set vertical run part) of tens meters.
When wind turbine generator implements driftage control (during wind vector, wind turbine generator needs quick smoothly to aim at wind direction, so that wind wheel obtains maximum wind energy), the overhang of cable will reverse with wind generating set yaw, add the operational environment that wind field is severe, the security incident of wind turbine generator hanging cord gets more and more.Wherein, comparatively distinct issues comprise cable wearing and tearing, cable glides, cable reverse after the problems such as heat radiation is not enough, cause the gross distortion short circuit of switch cubicle inner copper line thus and initiation fire, thus cause heavy economic losses.
In view of this, the safeguard procedures carrying out cable for wind generating set are very important, in prior art, only address only that cable turned round by cable, cable is fixed, cable dissipate heat, cable glide and certain problem in the problems such as cable maintenance, but attend to one thing and lose sight of another unavoidably, one does not comprehensively solve the complete scheme of aforementioned all problems.
Utility model content
Embodiment of the present utility model provides a kind of cable protecting device of roller for wind turbine generator and wind turbine generator, and comprehensively to solve, cable turned round by cable, cable is fixed, cable dissipate heat, cable glide and the series of problems such as cable maintenance.
According to one side of the present utility model, a kind of cable protecting device of roller for wind turbine generator is provided, this cable protecting device of roller comprises and holds rotation section and circular orbit, hold the outer guard ring that rotation section comprises interior guard ring and fixes with it, at least one first cable accommodation section is formed between interior guard ring and outer guard ring, hold rotation section and also comprise the center guard ring be fixed in interior guard ring, center guard ring forms the second cable accommodation section, and outer guard ring is located on circular orbit rotationally.
Preferably, circular orbit is provided with groove, and the bottom of outer guard ring is circumferentially with multiple first rolling member along it, groove and the first rolling member suitable.
Preferably, the first rolling member is steel ball roller or pulley.
Preferably, circular orbit surface is provided with supine second rolling member of multiple rolling, and cannelure is offered in the bottom of guard ring outside, and make cannelure and the second rolling member suitable.
Preferably, the bottom of outer guard ring is provided with trundle, circular orbit is equipped with the wheel rail suitable with trundle.
Preferably, the inner edge of outer guard ring is provided with the first recess, and the outer rim of interior guard ring is provided with the second recess, and when interior guard ring and outer guard ring are fixed, the first recess matches with the second recess to form at least one first cable accommodation section.
Preferably, interior guard ring is ducted body, is provided with connecting portion between interior guard ring and center guard ring.
Preferably, subregion portion is provided with in the guard ring of center.
Preferably, outer guard ring and/or interior guard ring are made up of the split that two have symmetric shape, and the sidewall of outer guard ring and interior guard ring is equipped with through hole, and are fixed by securing member.
According to another aspect of the present utility model, a kind of wind turbine generator is also provided, comprise tower cylinder, be arranged on cat ladder and the cable protecting device of roller of tower cylinder inside, cable protecting device of roller is above-mentioned cable protecting device of roller, the circular orbit of cable protecting device of roller be fixed on cat ladder or tower cylinder inwall on.
Preferably, circular orbit is fixed on cat ladder by support.
The problems such as cable turned round by wind turbine generator cable, cable weares and teares, cable glides, heat radiation deficiency, cable maintenance effectively can be solved according to the cable protecting device of roller for wind turbine generator that the utility model embodiment provides.
Accompanying drawing explanation
The schematic top plan view of guard ring in the cable that Fig. 1 illustrates the utility model embodiment;
The schematic perspective view of guard ring in the cable that Fig. 2 illustrates the utility model embodiment;
Fig. 3 illustrates the schematic top plan view of the outer guard ring of the cable of the utility model embodiment;
Fig. 4 illustrates the schematic perspective view of the outer guard ring of the cable of the utility model embodiment;
Guard ring, outer guard ring assembly schematic diagram in the cable that Fig. 5 illustrates the utility model embodiment;
Fig. 6 illustrates the steel ball roller schematic front view of the utility model embodiment;
Fig. 7 illustrates the schematic perspective view of the steel ball roller of the utility model embodiment;
Guard ring and steel ball roller entirety assembling elevational schematic view inside and outside the cable that Fig. 8 illustrates the utility model embodiment;
Guard ring and steel ball roller entirety assembling schematic perspective view inside and outside the cable that Fig. 9 illustrates the utility model embodiment;
Figure 10 illustrates that the circular orbit of the utility model embodiment is assemblied in the schematic diagram on tower cylinder cat ladder;
Figure 11 illustrates the cable protecting device of roller result of use schematic diagram of the utility model embodiment.
Drawing reference numeral illustrates:
1-center guard ring; 10-perforate; Guard ring in 2-; 20-first through hole; 23-first recess; 23'-second recess; The outer guard ring of 3-; 30-screwed hole; 31-second through hole; 32-otic placode; 320-pilot hole; 12-connecting portion; 4-circular orbit; 5-steel ball roller; 61-cat ladder; 62-A-frame; 612-second long bolt.
Embodiment
Exemplary embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
As shown in Figure 10, according to embodiment of the present utility model, provide a kind of cable protecting device of roller for wind turbine generator, comprise the rotation section and the circular orbit 4 that arrange corresponding to rotation section that hold cable.The rotation section holding cable is arranged on circular orbit 4 rotationally.
As shown in Figures 1 to 5, hold the outer guard ring 3 that rotation section comprises interior guard ring 2 and is fixedly connected with it, form at least one first cable accommodation section between interior guard ring 2 and outer guard ring 3, the first cable accommodation section is used for holding power cable.Also be provided with center guard ring 1 in interior guard ring 2, center guard ring 1 forms the second cable accommodation section, is used for holding control cables, the communication cable (data cable) except power cable.
The above-mentioned cable protecting device of roller for wind turbine generator, the rotation section holding cable because of it has one or more first cable accommodation section and the second cable accommodation section.During use, can as required, power cable grouping be positioned in the first cable accommodation section in an orderly manner, control cables, communication cable are positioned over the second cable accommodation section (in center guard ring 1).On the one hand, solve between cable and be intertwined desultorily, not smooth problem of dispelling the heat; On the other hand, because the outer guard ring 3 of this cable protecting device of roller can rotate on circular orbit 4, generation can effectively be untied the mooring rope after turning round cable with wind generating set engine room driftage to make cable.
As the one preferably execution mode of embodiment of the present utility model, the inner edge of outer guard ring 3 is provided with the first recess 23, the outer rim of interior guard ring 2 is provided with the second recess 23', when interior guard ring 2 is fixedly connected with outer guard ring 3, the first recess 23 is made to match with the second recess 23' to form at least one first cable accommodation section.Particularly, the first recess 23 and the second recess 23' form the first cable accommodation section of three pore structures (ABC three-phase power cable triangularity being arranged in three pore structures lay) after coordinating.The size of three pore structures can design according to the outside diameter of cable, can effectively prevent it from gliding by clamping cables.For guaranteeing the cooling requirements of cable, the distance of at least two outside diameters of cable in interval between adjacent two the first cable accommodation sections.Certainly, three pore structures of the first cable accommodation section also can be designed to single hole arrangements (the external diameter distance of the cable in single hole arrangements interval) or other loose structures as required, its quantity also can according to actual conditions need adjustment, might not be 8 that provide in embodiment of the present utility model.Such as, when the quantity of power cable is 30, according to one group, 3 cables (three pore structures are laid), then need to arrange 10 the first cable accommodation sections; Again such as, when the quantity of power cable is 24, need to arrange 8 the first cable accommodation sections; Again such as, when the quantity of power cable is 18, need to arrange 6 the first cable accommodation sections.
Certainly, the set-up mode of the first cable accommodation section is also not limited to be matched by the first recess 23 of outer guard ring 3 and the second recess 23' of interior guard ring 2.First cable accommodation section also can all be arranged on interior guard ring 2, or the first cable accommodation section is all arranged on outer guard ring 3.During concrete selection, many-sided factors such as assembly technology, design and maintainability can be considered.
Be connected more firm between guard ring 2 with outer guard ring 3 in meeting, interior guard ring 2 and the sidewall of outer guard ring 3 are equipped with through hole, and particularly, the sidewall of interior guard ring 2 is provided with the first through hole 20, and the sidewall of outer guard ring 3 is provided with the second through hole 31.After treating that cable laying is complete, adopt the first long bolt through the first through hole 20 and the second through hole 31, and undertaken fastening by bolt and nut.
In order to make the lighter in weight of the accommodation rotation section of cable protecting device of roller (when holding the lighter in weight of rotation section, more easily realize with cabin yaw rotation), interior guard ring 2 is ducted body, in order to realize being fixedly connected with of interior guard ring 2 and the center guard ring 1 in the middle part of it, between interior guard ring 2 and center guard ring 1, be provided with connecting portion 12.Particularly, the outside of center guard ring 1 is circumferentially with multiple reinforcement along it, in the tongue formed between the second recess 23' that two adjacent spaces that reinforcement inserts interior guard ring 2 are accordingly arranged.Or one end of reinforcement is fixedly connected with the outer rim of center guard ring 1, the other end is fixedly connected with the inner edge of interior guard ring 2, to form being fixedly connected with of interior guard ring 2 and center guard ring 1.Reinforcement can the outer rim of centrally guard ring 1 evenly be arranged, the setting of about 90 degree, 4 the reinforcement intervals such as, provided in embodiment of the present utility model.Certainly, reinforcement also can be arranged by non-uniform spacing, and be fixedly connected with interior guard ring 2 as long as can realize center guard ring 1, the utility model embodiment does not limit at this.
For ease of the I&M of cable protecting device of roller, center guard ring 1, interior guard ring 2 and the connecting portion of the two 12 (reinforcement) is directly processed into two semicircle splits with symmetrical structure by one-body molded mode.Outer guard ring 3 is formed by the semicircular ring separable assembled that two have symmetric shape, the mating surface of two semicircular ring splits of outer guard ring 3 all has and stretches out otic placode 32, otic placode 32 is provided with corresponding pilot hole 320 (as shown in Figure 4), is fixed by bolt and nut.During use, after cable laying, first the semicircle split of interior guard ring 2 (center guard ring 1 and the one-body molded rear formation of interior guard ring 2) and the semicircular ring split of outer guard ring 3 are carried out fastening after forms semicircle assembly, fixing at merging securing member that two semicircle assemblies are matched.
For optimizing the design of cable protecting device of roller further, the sidewall in center guard ring 1 is provided with one or more perforate 10.Like this, when control cables, communication cable are positioned in center guard ring 1, are effectively fixed on the madial wall of center guard ring 1 after cable (control cables and communication cable) being divided into groups by band or insulating cord, thus effectively prevent cable from gliding.
As a kind of embodiment of the present utility model, be provided with subregion portion (not shown) in center guard ring 1, subregion portion can be the partition of similar reinforcement, and the quantity of partition can need the situation of subregion according to cable and determine.Particularly, region that can be corresponding with the optimum configurations such as quantity and external diameter of communication cable according to control cables, so, after cable is efficient zoned, plays the effect of clamping cables equally.
Inside and outside guard ring 3 and center guard ring 1 can be made up of nylon, macromolecular material, rubber or fire proofing processing and fabricating.
As shown in Fig. 3 to Fig. 9, for the rotation section realizing holding cable can be rotated on the circular orbit 4 of rotating base, circular orbit 4 is provided with groove, and the bottom of outer guard ring 3 is circumferentially with multiple screwed hole 30 along it, for installing multiple first rolling member, first rolling member is steel ball roller 5, and make groove and the first rolling member suitable.Like this, namely the rotation section holding cable rotates by the horizontal 360-degree on circular orbit 4 of the steel ball roller 5 bottom it, and the cable be conducive to after torsion when cable go off course with cabin and torsion unties the mooring rope.Circular orbit 4 is preferably formed by two semicircular ring separable assembleds, facilitates the later stage to change like this and safeguards.It should be noted that, the position of multiple screwed holes 30 that the bottom of outer guard ring 3 is offered along its circumference needs rationally distributed, and after such guarantee cable laying is complete, there is gap between cable and circular orbit 4, the two can not produce friction.
Conversely, can also arrange supine second rolling member of multiple rolling on circular orbit 4 surface, the second rolling member also can be steel ball roller 5.Now, cannelure is offered in the bottom of guard ring 3 outside accordingly, and make cannelure and the second rolling member suitable.So, rotation section horizontal 360-degree on circular orbit 4 that also can realize holding cable rotates.
Certainly, first, second rolling member can be steel ball roller 5, can also be pulley, trundle etc., and roll on circular orbit 4 as long as can realize rolling member, the utility model embodiment does not limit this.
The bottom of outer guard ring 3 also can be provided with trundle, then circular orbit 4 is equipped with the wheel rail suitable with trundle.Trundle both sides have wheel rim, and centre has recess, the track of the trundle that can arrange in correspondence rolls, and guarantees to derail; Or trundle is common wheel, the track both sides of trundle have protruding rib, prevent trundle from derailing.Trundle and wheel rail are similar to the principle that mini train (train) operates above track for a train.
Due to pendency distance longer (usually at about 15 meters) of hanging cord, thus keep at a certain distance away and need to adopt this cable protecting device of roller, one can partly alleviate cable own wt, prevent cable from gliding (being realized by the cable bondage of inside and outside guard ring to the clamping force of cable and center guard ring 1), two due to the design of circular orbit 4 groove, prevent rolling member in wind turbine generator running from deflecting away from circular orbit 4 region, thus the amplitude of fluctuation (scope of activities of cable be limited in and do not exceed beyond circular orbit 4) of cable can be limited, thus effectively can solve the problem of colliding with surrounding objects caused because cable rocks.
The cable protecting device of roller for wind turbine generator that the utility model embodiment provides, can effectively solve wind turbine generator cable in use, be intertwined desultorily between cable, the problem of phase mutual friction between the not smooth problem of heat radiation and cable.On the other hand, because the rotation section of the accommodation cable of this cable protecting device of roller can be rotated on circular orbit 4, generation can be untied the mooring rope after reversing with fan engine room driftage to make cable, efficiently solves the problem that cable turned round by cable.Another advantage of the cable protecting device of roller of the utility model embodiment is, during use, can keep at a certain distance away and use this cable protecting device of roller, thus effectively prevent cable from gliding, and limit the amplitude of fluctuation of cable, thus effectively can solve the problem of colliding with surrounding objects caused because cable rocks.
As shown in Figures 10 and 11, another aspect of the present utility model, provides a kind of wind turbine generator.This wind turbine generator comprises tower cylinder, is arranged on cat ladder 61 and the cable protecting device of roller of described tower cylinder inside, and cable protecting device of roller is the cable protecting device of roller in above-described embodiment.The circular orbit 4 of cable protecting device of roller can be fixed on cat ladder 61, can also be fixed on the inwall of tower cylinder.The mode that fixed form can adopt support bracket fastened mode or be welded and fixed.
For strengthening cable protecting device of roller fastness in use, circular orbit 4 is fixed on cat ladder 61 by A-frame 62 structure, and cat ladder 61 and A-frame 62 can adopt the second long bolt 612 to fix.Adopt the support bracket fastened structure of triangle, the bearing part of cable protecting device of roller can be made more firmly stable, thus more effectively play the load-bearing effect of cable.
The cable protecting device of roller for wind turbine generator that the utility model embodiment provides and wind turbine generator have following technique effect:
Effectively can solve the problem that cable turned round by wind turbine generator cable, solve the problem such as cable wearing and tearing, cable downslide, heat radiation deficiency, cable maintenance that cable in use exists simultaneously, for cable for wind generating set provides overall protected solution, and simple and reasonable, fitting operation convenience, high practicability.
The above; be only embodiment of the present utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of described claim.

Claims (11)

1. the cable protecting device of roller for wind turbine generator, it is characterized in that, comprise and hold rotation section and circular orbit (4), the outer guard ring (3) that described accommodation rotation section comprises interior guard ring (2) and fixes with it, forms at least one first cable accommodation section between described interior guard ring (2) and described outer guard ring (3);
Described accommodation rotation section also comprises the center guard ring (1) be fixed in described interior guard ring (2), and described center guard ring (1) forms the second cable accommodation section;
Described outer guard ring is located on described circular orbit (4) rotationally.
2. the cable protecting device of roller for wind turbine generator according to claim 1, it is characterized in that, described circular orbit (4) is provided with groove, the bottom of described outer guard ring (3) is circumferentially with multiple first rolling member along it, described groove and described first rolling member suitable.
3. the cable protecting device of roller for wind turbine generator according to claim 2, is characterized in that, described first rolling member is steel ball roller or pulley.
4. the cable protecting device of roller for wind turbine generator according to claim 1, it is characterized in that, described circular orbit (4) surface is provided with supine second rolling member of multiple rolling, offer cannelure in the bottom of described outer guard ring (3), and make described cannelure and described second rolling member suitable.
5. the cable protecting device of roller for wind turbine generator according to claim 1, it is characterized in that, the bottom of described outer guard ring (3) is provided with trundle, and (4) are equipped with the wheel rail suitable with described trundle to described circular orbit.
6. the cable protecting device of roller for wind turbine generator according to claim 1, it is characterized in that, the inner edge of described outer guard ring (3) is provided with the first recess (23), the outer rim of described interior guard ring (2) is provided with the second recess (23'), when described interior guard ring (2) is fixing with described outer guard ring (3), described first recess (23) is matched to form at least one first cable accommodation section with described second recess (23').
7. the cable protecting device of roller for wind turbine generator according to claim 1, it is characterized in that, described interior guard ring (2) is ducted body, is provided with connecting portion (12) between described interior guard ring (2) and described center guard ring (1).
8. the cable protecting device of roller for wind turbine generator according to claim 1, is characterized in that, is provided with subregion portion in described center guard ring (1).
9. the cable protecting device of roller for wind turbine generator according to claim 1, it is characterized in that, described outer guard ring (3) and/or described interior guard ring (2) are made up of the split that two have symmetric shape, and described outer guard ring (3) and the sidewall of described interior guard ring (2) are equipped with through hole, and fixed by securing member.
10. a wind turbine generator, comprise tower cylinder, be arranged on cat ladder (61) and the cable protecting device of roller of described tower cylinder inside, it is characterized in that, described cable protecting device of roller is the cable protecting device of roller described in claim 1 to 9 any one, and the circular orbit (4) of described cable protecting device of roller is fixed on described cat ladder (61) or on the inwall of described tower cylinder.
11. wind turbine generator according to claim 10, is characterized in that, described circular orbit (4) is fixed on described cat ladder (61) by support (62).
CN201521054716.6U 2015-12-16 2015-12-16 A cable protector and wind generating set for wind generating set Active CN205212394U (en)

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Application Number Priority Date Filing Date Title
CN201521054716.6U CN205212394U (en) 2015-12-16 2015-12-16 A cable protector and wind generating set for wind generating set

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Application Number Priority Date Filing Date Title
CN201521054716.6U CN205212394U (en) 2015-12-16 2015-12-16 A cable protector and wind generating set for wind generating set

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105429092A (en) * 2015-12-16 2016-03-23 北京金风科创风电设备有限公司 Cable protection device for wind generating set and wind generating set
CN109003722A (en) * 2018-07-13 2018-12-14 扬州市金阳光电缆有限公司 A kind of resistance to wind energy cable with twisting of stretch-proof used for wind power generation
CN109065248A (en) * 2018-07-17 2018-12-21 扬州驿丰诚信息科技有限公司 A kind of stretch-proof high flame retardant wind energy cable
CN109087746A (en) * 2018-07-13 2018-12-25 扬州市金阳光电缆有限公司 A kind of stretch-proof high stability cable used for wind power generation
CN109102954A (en) * 2018-07-17 2018-12-28 扬州驿丰诚信息科技有限公司 A kind of cable used for wind power generation with automatic fire-extinguishing function

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105429092A (en) * 2015-12-16 2016-03-23 北京金风科创风电设备有限公司 Cable protection device for wind generating set and wind generating set
CN109003722A (en) * 2018-07-13 2018-12-14 扬州市金阳光电缆有限公司 A kind of resistance to wind energy cable with twisting of stretch-proof used for wind power generation
CN109087746A (en) * 2018-07-13 2018-12-25 扬州市金阳光电缆有限公司 A kind of stretch-proof high stability cable used for wind power generation
CN109003722B (en) * 2018-07-13 2020-11-20 扬州市金阳光电缆有限公司 Stretch-resistant and torsion-resistant wind energy cable for wind power generation
CN109065248A (en) * 2018-07-17 2018-12-21 扬州驿丰诚信息科技有限公司 A kind of stretch-proof high flame retardant wind energy cable
CN109102954A (en) * 2018-07-17 2018-12-28 扬州驿丰诚信息科技有限公司 A kind of cable used for wind power generation with automatic fire-extinguishing function
CN109102954B (en) * 2018-07-17 2020-06-19 扬州智鑫电子科技有限公司 Cable with automatic fire extinguishing function for wind power generation
CN109065248B (en) * 2018-07-17 2020-11-13 扬州驿丰诚信息科技有限公司 Anti-tensile high-flame-retardancy wind energy cable

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