CN104242208B - A kind of overhead transmission line double back cable terminal steel pipe pole - Google Patents
A kind of overhead transmission line double back cable terminal steel pipe pole Download PDFInfo
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- CN104242208B CN104242208B CN201410484216.XA CN201410484216A CN104242208B CN 104242208 B CN104242208 B CN 104242208B CN 201410484216 A CN201410484216 A CN 201410484216A CN 104242208 B CN104242208 B CN 104242208B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 34
- 239000010959 steel Substances 0.000 title claims abstract description 34
- 230000005540 biological transmission Effects 0.000 title claims abstract description 14
- 239000004020 conductor Substances 0.000 claims abstract description 30
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000012212 insulator Substances 0.000 claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000011787 zinc oxide Substances 0.000 claims abstract description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052802 copper Inorganic materials 0.000 claims abstract description 5
- 239000010949 copper Substances 0.000 claims abstract description 5
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 8
- 239000002131 composite material Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 7
- 229910052573 porcelain Inorganic materials 0.000 description 6
- 238000000465 moulding Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 241000209094 Oryza Species 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 241001616957 Macrotyphula fistulosa Species 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
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- 230000007812 deficiency Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000010421 standard material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The invention discloses a kind of overhead transmission line double back cable terminal steel pipe pole, it includes rod body of steel pipe rod (1), upper conductor cross-arm (2), middle wire cross-arm (3), lower wire cross-arm (4), full pre-fabricated dry cable terminal (5), single-core cable (6), zinc oxide lightning arrester for power lines (7), support insulator (8), single busbar stationary fixture (9), aluminum row (10), copper to aluminum adapter bar (11), c-type device clamp (12), A type device clamp (14), wire wire jumper telescopic joint (15), aerial condutor (16), round plate bird-proof cover (17), wire tension-resistant string (18) etc., the present invention is safe and reliable, full pre-fabricated dry cable terminal is avoided to damage because of wind-force, bar hotline maintenance can be stepped on, integral arrangement is compact, attractive in appearance.
Description
Technical field:
The present invention relates to a kind of overhead transmission line double back cable terminal steel pipe pole, belong to power system overhead transmission line design, run, maintenance field.
Background technology:
So far, the standard material of State Grid Corporation of China's competitive bidding is described as the composite bushing cable terminal of rigidity, " although Code for design of cables of electric works " (GB50217-2007) the 4.1.2 article regulation " cable outdoor terminal preferably selects dry type prefabrication type ", but for the not bid always of full pre-fabricated dry (or dry type prefabrication type) cable terminal；This is because according to operating statistic, there is operational defect in conventional mounted indivedual full pre-fabricated dry cable terminals；Reason is, full pre-fabricated dry cable terminal belongs to flexible material, swings and damaged internal stress cone under wind-force effect, causes that internal field intensity is uneven, puncture insulating barrier further；It addition, the most ripe measure rigidly fixing full pre-fabricated dry cable terminal.According to disclosed document, site search to 9 patented technologies in terms of cable terminal pole, all it is not directed to rigidly fix the correlation technique of the measure of full pre-fabricated dry cable terminal.Below these 9 patented technologies are respectively described as follows:
1, cable terminal pole (inventor Li Yan et al., application number CN200820177282.2): cable terminal pole top, equipped with three groups of cross-arms, is equipped with a cable termination and lightning arrester base in one end of each cross-arm；The two sides of the body of rod are respectively provided with some groups and fix lead-up cable support.Do not mention and how to rigidly fix full pre-fabricated dry cable termination (flexible), and moulding is unsightly.
2, cable terminal support arrangement structure (inventor's Zhang Zhijian et al., application number CN201110067309.9): described cable termination shaft tower is provided with installing plate, described installing plate is installed with spark gap and tag, and the distance between described tag and spark gap is 1～1.5m.This patent is applicable to rigid composite sleeve pipe (or porcelain sheath) cable termination, does not mentions and how to rigidly fix full pre-fabricated dry cable termination (flexible), and moulding is unsightly.
3, cable terminal pole draws lower device (inventor Zhao Shu people et al., application number CN201320671644.4): cable terminal pole draws lower device and includes the body of rod, cross-arm, cable terminal, spark gap and cable termination cushion cap, cross-arm, cable termination cushion cap are all fixedly installed in the body of rod, cable terminal is installed on cable termination cushion cap, cross-arm is provided with for by supports insulative of cable guide to cable terminal, it is characterized in that: this cable terminal pole draws lower device and also includes being fixedly installed in the spark gap cushion cap of the body of rod, spark gap is installed on spark gap cushion cap.This patent is applicable to rigid composite sleeve pipe (or porcelain sheath) cable termination, and shortcoming is, several supports insulative are between aerial line and cable termination, and structure is complicated, it is impossible to step on bar hotline maintenance.
4, (inventor Tang Min is beautiful et al. for high voltage electric transmission cable terminal pole, application number CN201320671723.5): cable terminal pole includes the body of rod, cross-arm and cable termination cushion cap, described cross-arm includes wire cross-arm, wire cross-arm and cable termination cushion cap are both secured to the body of rod, it is characterised in that: wire cross-arm is provided with the spark gap link for zinc oxide surge arresters.This patent is applicable to rigid composite sleeve pipe (or porcelain sheath) cable termination, does not mentions and how to rigidly fix full pre-fabricated dry cable termination (flexible), and moulding is unsightly.
5, cable termination platform and include its cable termination tower, Li Zhipeng et al., application number CN201220364507.1): described cable termination platform includes platform；Least one set cable termination mounting assembly, arrange in described main platform body, each organize described cable termination mounting assembly and include installing three installation portions of cable terminal, three described installation portions be arranged so that distance each other and described cable terminal apart from the minimum range of described platform be all higher than wire charged time safe distance.This patent is applicable to rigid composite sleeve pipe (or porcelain sheath) cable termination, does not mentions zinc oxide lightning arrester for power lines and how to rigidly fix full pre-fabricated dry cable termination (flexible), and moulding is unsightly.
6, cable termination tower (inventor Wu Jun et al., application number CN201320278476.2): it is characterized in that: include tower bar and be arranged at the independent rack of tower bar side, described tower bar is provided with several wire cross-arms, it is disposed with the first support, the second bracing frame below described tower bar upper conductor cross-arm, described second bracing frame and the first bracing frame each arrange 3 cross arm type supports insulative, and the junction of the first bracing frame with cross arm type supports insulative is provided with spark gap；Described independent rack top has terminal platform, and described terminal platform is provided with the cable terminal for fixing cable.This technology is similar to patent 3, it is adaptable to rigid composite sleeve pipe (or porcelain sheath) cable termination, and difference is that spark gap is not built up on terminal platform, and shortcoming is, several supports insulative are between aerial line and cable termination, and structure is complicated, it is impossible to step on bar hotline maintenance.
7, a kind of double loop cable termination tower (inventor's He Guangyuan et al., application number CN201220150373.3): include tower body and tower leg, described tower body is installed with at least 4 layers of consistent cross-arm in direction the most respectively, it is characterized in that: the two ends of described second layer cross-arm are respectively arranged with corner bracket in the same side, the tower body position below described lowermost layer cross-arm is respectively arranged with from top to bottom and keeps at a certain distance away and the up and down two-layer platform identical with cross-arm installation direction.What this technology described is cable bearer needed for tower and cable termination platform on cable, does not mentions cable termination and spark gap, does not mentions and how to rigidly fix full pre-fabricated dry cable termination (flexible), and moulding is unsightly.
8, (inventor Liao Chang is green for cable terminal steel pipe pole, application number CN201210556488.7): include being provided with cross-arm, spark gap and the mobile jib of cable terminal, characterized by further comprising: for the cable termination shelf layer of concentrated setting cable terminal, surge arrester support layer and silicon rod shelf layer for concentrated setting spark gap, described cable termination shelf layer it is disposed with from lower to upper at described mobile jib, surge arrester support layer, silicon rod shelf layer and some cross bars, described cable terminal is arranged in described cable termination shelf layer, described spark gap is arranged on described surge arrester support layer.This technology is similar to patent 3, it is adaptable to rigid composite sleeve pipe (or porcelain sheath) cable termination, difference be spark gap not on platform, shortcoming is, several supports insulative is between aerial line and cable termination, and structure is complicated, it is impossible to step on bar hotline maintenance.
9, Double-loop overhead cable terminal station (inventor Shen just unit et al., application number CN03220371.3): Double-loop overhead cable terminal station, it is characterized in that utilizing the steel pipe pole composition cable terminal station of two differing heights, utilize connecting rod to be connected with each other between two steel pipe poles.This technical disadvantages is that floor space is big, and structure is complicated, it is impossible to step on bar hotline maintenance.
Summary of the invention:
It is an object of the invention to overcome the deficiency of above-mentioned prior art to provide a kind of safe and reliable, it is to avoid full pre-fabricated dry cable terminal damages because of wind-force, can step on bar hotline maintenance, the overhead transmission line double back cable terminal steel pipe pole that integral arrangement is compact, attractive in appearance.
The purpose of the present invention can be reached by following measure: a kind of overhead transmission line double back cable terminal steel pipe pole, it includes sole plate, rod body of steel pipe rod, rod body of steel pipe rod is provided with upper conductor cross-arm, middle wire cross-arm, lower wire cross-arm, it is characterized in that between upper conductor cross-arm and middle wire cross-arm, hanging down away from for 3.5m to 4m between middle wire cross-arm and lower wire cross-arm；Upper conductor cross-arm, middle wire cross-arm, the lower end of lower wire cross-arm is all symmetrically connected with zinc oxide lightning arrester for power lines, upper conductor cross-arm, middle wire cross-arm, support insulator all it is horizontally installed with on the rod body of steel pipe rod of the underface of lower wire cross-arm, support insulator is parallel to upper conductor cross-arm, middle wire cross-arm, lower wire cross-arm, full pre-fabricated dry cable terminal successively passes through copper to aluminum adapter bar, aluminum is arranged, A type device clamp, support insulator, single busbar stationary fixture is connected with wire wire jumper telescopic joint end, realization rigidly fixes full pre-fabricated dry cable terminal, zinc oxide lightning arrester for power lines is arranged by aluminum, device clamp is connected to the end of wire wire jumper telescopic joint；Upper conductor cross-arm, middle wire cross-arm, the two ends of lower wire cross-arm all connect aerial condutor by wire tension-resistant series winding, aerial condutor connects wire wire jumper telescopic joint, upper conductor cross-arm, middle wire cross-arm, the upper end of lower wire cross-arm are equipped with round plate bird-proof cover, each full pre-fabricated dry cable terminal is all connected with a single-core cable, single-core cable is fixed on the cable bearer on rod body of steel pipe rod, and 3 single-core cables of every time below lower wire cross-arm are isosceles triangle arrangement；The arc length of described wire wire jumper telescopic joint is 3.5-4 rice；Described upper conductor cross-arm length 2.0m, middle wire cross-arm length 2.5m, lower wire cross-arm length 2.0m.
In order to realize the purpose of the present invention further, the distance between described zinc oxide lightning arrester for power lines and rod body of steel pipe rod is 1.5m.
In order to realize the purpose of the present invention further, described support insulator respectively with upper conductor cross-arm, middle wire cross-arm, lower wire cross-arm at a distance of 1.7m.
In order to realize the purpose of the present invention further, described single-core cable is provided with cable protection pipe.
In order to realize the purpose of the present invention further, described single-core cable enter ground sweep radius be 20D, D be the external diameter of cable.
The present invention can produce following good effect compared with the prior art: one is in conventional head design basis, strengthen between 3 layer conductor cross-arms hang down away from, by 3.5m to 4m, it is easy to the organic linking between full pre-fabricated dry cable terminal 5, zinc oxide lightning arrester for power lines 7, support insulator 8 three, makes Cable Bending Radius meet technology requirement；Two be arrange 10 copper to aluminum adapter bar 11 by support insulator 8, aluminum, A type device clamp 14 rigidly fixes full pre-fabricated dry cable terminal 5, it is to avoid its internal stress cone destroy；Three is to install full pre-fabricated dry cable terminal 5, zinc oxide lightning arrester for power lines 7, support insulator 8 at head position distributing, and electrical design is compact, symmetrical, attractive in appearance；Four is wire jumper telescopic joint sag, the length set up between aerial condutor 16 and support insulator 8, meets the requirement that wire tension-resistant string is upper and lower during line oscillation or strong wind, swing；Five be shaft side, every time 3 single-core cables of lower wire cross-arm less than 4 be isosceles triangle arrangement, thus reach the purpose that appearance design is compact, attractive in appearance.By cable in shaft 1 side isosceles triangle compact Layout, it is simple to step on bar hotline maintenance；Overall compact, attractive in appearance.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of the club head portion of Fig. 1；
Fig. 3 is the side view of Fig. 1；
Fig. 4 is the A portion enlarged drawing of Fig. 2；
Fig. 5 is the B portion enlarged drawing of Fig. 3；
Fig. 6 is the 6-6 profile of Fig. 1；
Fig. 7 is the 5-5 profile of Fig. 1；
Fig. 8 is the 4-4 profile of Fig. 1；
Fig. 9 is the 3-3 profile of Fig. 1；
Figure 10 is the 2-2 profile of Fig. 1；
Figure 11 is the 1-1 profile of Fig. 1；
Detailed description of the invention: below in conjunction with the accompanying drawings the preferred forms of the present invention is elaborated:
Embodiment: a kind of overhead transmission line double back cable terminal steel pipe pole (seeing Fig. 1-Fig. 5), it includes sole plate 30, sole plate 30 joint steel pipe club body 1, and rod body of steel pipe rod 1 is provided with upper conductor cross-arm 2, middle wire cross-arm 3, lower wire cross-arm 4；Upper conductor cross-arm 2 length 2.0m, middle wire cross-arm 3 length 2.5m, lower wire cross-arm 4 length 2.0m, between upper conductor cross-arm 2 and middle wire cross-arm 3, hanging down away from for 3.5m to 4m between middle wire cross-arm 3 and lower wire cross-arm 4；Upper conductor cross-arm 2, middle wire cross-arm 3, the lower end of lower wire cross-arm 4 are all symmetrically connected with zinc oxide lightning arrester for power lines 7, distance between spark gap 7 and rod body of steel pipe rod 1 is 1.5m, upper conductor cross-arm 2, middle wire cross-arm 3, lower wire cross-arm 4 underface rod body of steel pipe rod 1 on be all horizontally installed with support insulator 8, support insulator 8 is parallel to upper conductor cross-arm 2, middle wire cross-arm 3, lower wire cross-arm 4, and respectively with upper conductor cross-arm 2, middle wire cross-arm 3, lower wire cross-arm 4 at a distance of 1.7m；Full pre-fabricated dry cable terminal 5 is successively connected with wire wire jumper telescopic joint 15 end by MG-100 × 10 copper to aluminum adapter bar 11 ,-80 × 12 type aluminum row 10 of external seal heat-shrink tube, A type device clamp 14, and rigidly fix full pre-fabricated dry cable terminal 5 by support insulator 8, single busbar stationary fixture 9, to avoid full pre-fabricated dry cable terminal 5 internal structure impaired because wind speed swings；It is wound with aluminium armor tape 13 outside wire wire jumper telescopic joint 15, shields.Zinc oxide lightning arrester for power lines 7 is connected to the end of wire wire jumper telescopic joint 15 by aluminum row 10, SY-300/40C type device clamp 12；Upper conductor cross-arm 2, middle wire cross-arm 3, lower wire cross-arm 4 two ends all by wire tension-resistant string 18 link hollow wire 16, aerial condutor 16 connects wire wire jumper telescopic joint 15, aerial condutor 16 is under the support of wire tension-resistant string 18, it is achieved be connected with wire wire jumper telescopic joint 15, full pre-fabricated dry cable terminal 5, zinc oxide lightning arrester for power lines 7 reliable electric.The arc length of wire wire jumper telescopic joint 15 is 3.5-4 rice, to reduce during meeting wire tension-resistant string about 18, swinging, support insulator 8 is produced tensile force.Upper conductor cross-arm 2, middle wire cross-arm 3, the upper end of lower wire cross-arm 4 are equipped with round plate bird-proof cover 17, and it is located at the surface of support insulator 8, in case bird pest.Each full pre-fabricated dry cable terminal 5 is all connected with a single-core cable 6, on cable bearer 25 that single-core cable 6 is fixed on rod body of steel pipe rod 1, cable bearer 24, cable bearer 23, cable bearer 22.Double back cable on rod body of steel pipe rod 1 is horizontally arranged (seeing Fig. 6, Fig. 7), 3 single-core cables of every time of lower wire cross-arm less than 4 are isosceles triangle arrangement (seeing Fig. 8-Figure 11), it is fixed on the cable bearer of rod body of steel pipe rod 1, reaches to reduce the purpose that metal sheath induced voltage, increase current-carrying capacity of cable and double back cable terminal steel pipe pole appearance and modeling are attractive in appearance；Single-core cable 6 is provided with cable protection pipe 19, it is to avoid by wound.Full sweep between pre-fabricated dry cable terminal 5 and single-core cable 6, single-core cable 6 enter the sweep radius on ground and all should meet cable minimum and install bending radius (20D, D are the outside diameter of cable).
Claims (5)
1. an overhead transmission line double back cable terminal steel pipe pole, it includes sole plate (30), rod body of steel pipe rod (1), rod body of steel pipe rod (1) is provided with upper conductor cross-arm (2), middle wire cross-arm (3), lower wire cross-arm (4), it is characterized in that between upper conductor cross-arm (2) and middle wire cross-arm (3), hanging down away from for 3.5m to 4m between middle wire cross-arm (3) and lower wire cross-arm (4)；nullUpper conductor cross-arm (2)、Middle wire cross-arm (3)、The lower end of lower wire cross-arm (4) is all symmetrically connected with zinc oxide lightning arrester for power lines (7)，Upper conductor cross-arm (2)、Middle wire cross-arm (3)、Support insulator (8) all it is horizontally installed with on the rod body of steel pipe rod (1) of the underface of lower wire cross-arm (4)，Support insulator (8) is parallel to upper conductor cross-arm (2)、Middle wire cross-arm (3)、Lower wire cross-arm (4)，Full pre-fabricated dry cable terminal (5) is successively by copper to aluminum adapter bar (11)、Aluminum row (10)、A type device clamp (14)、Support insulator (8)、Single busbar stationary fixture (9) is connected with wire wire jumper telescopic joint (15) end，Realization rigidly fixes full pre-fabricated dry cable terminal (5)，Zinc oxide lightning arrester for power lines (7) arranges (10) by aluminum、Device clamp (12) is connected to the end of wire wire jumper telescopic joint (15)；Upper conductor cross-arm (2), middle wire cross-arm (3), the two ends of lower wire cross-arm (4) are all by wire tension-resistant string (18) link hollow wire (16), aerial condutor (16) connects wire wire jumper telescopic joint (15), upper conductor cross-arm (2), middle wire cross-arm (3), the upper end of lower wire cross-arm (4) is equipped with round plate bird-proof cover (17), each full pre-fabricated dry cable terminal (5) is all connected with a single-core cable (6), single-core cable (6) is fixed on the cable bearer on rod body of steel pipe rod (1), lower wire cross-arm (4) every time 3 single-core cables below are isosceles triangle arrangement；The arc length of described wire wire jumper telescopic joint (15) is 3.5-4 rice；Described upper conductor cross-arm (2) length 2.0m, middle wire cross-arm (3) length 2.5m, lower wire cross-arm (4) length 2.0m.
A kind of overhead transmission line double back cable terminal steel pipe pole the most according to claim 1, it is characterised in that the distance between described zinc oxide lightning arrester for power lines (7) and rod body of steel pipe rod (1) is 1.5m.
A kind of overhead transmission line double back cable terminal steel pipe pole the most according to claim 1, it is characterised in that described support insulator (8) respectively with upper conductor cross-arm (2), middle wire cross-arm (3), lower wire cross-arm (4) at a distance of 1.7m.
A kind of overhead transmission line double back cable terminal steel pipe pole the most according to claim 1, it is characterised in that described single-core cable (6) is provided with cable protection pipe (19).
A kind of overhead transmission line double back cable terminal steel pipe pole the most according to claim 1, it is characterised in that described single-core cable (6) enter the sweep radius on ground be 20D, D be the external diameter of cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410484216.XA CN104242208B (en) | 2014-09-22 | 2014-09-22 | A kind of overhead transmission line double back cable terminal steel pipe pole |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410484216.XA CN104242208B (en) | 2014-09-22 | 2014-09-22 | A kind of overhead transmission line double back cable terminal steel pipe pole |
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| CN104242208A CN104242208A (en) | 2014-12-24 |
| CN104242208B true CN104242208B (en) | 2016-09-28 |
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| CN201410484216.XA Expired - Fee Related CN104242208B (en) | 2014-09-22 | 2014-09-22 | A kind of overhead transmission line double back cable terminal steel pipe pole |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105406437B (en) * | 2015-11-26 | 2017-11-24 | 国网浙江省电力公司台州供电公司 | The anti-settlement of foundation device of outdoor arrester and arrester |
| CN107386771B (en) * | 2017-08-24 | 2019-07-12 | 国网山东省电力公司济南市历城区供电公司 | A kind of 110kV overhead transmission line front and back cable type double back steel pipe rod-type terminal tower |
| CN107905613B (en) * | 2017-12-01 | 2019-06-11 | 浙江科诺电力发展有限公司 | FTU single rod system |
| CN108824936A (en) * | 2018-06-25 | 2018-11-16 | 中国能源建设集团湖南省电力设计院有限公司 | A kind of double loop " X " type cross-arm arrangement cable terminal steel pipe pole |
| CN108868288A (en) * | 2018-06-28 | 2018-11-23 | 海宁市金能电力实业有限公司 | A kind of steel pipe pole of distribution line |
| CN111188525A (en) * | 2019-12-27 | 2020-05-22 | 国网山东省电力公司海阳市供电公司 | Combined device for reliably connecting double-circuit cable terminal and equipment cable clamp |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2453559Y (en) * | 2000-10-31 | 2001-10-10 | 镇江供电局 | Double loop hanging wire and terminal rod combined with cable |
| JP2002300708A (en) * | 2001-03-30 | 2002-10-11 | Sumiden Asahi Industries Ltd | Structure and method for insulating coating |
| JP2004080923A (en) * | 2002-08-20 | 2004-03-11 | Kansai Electric Power Co Inc:The | Branch connection structure and its construction method for power transmission branched steel tower |
| CN2612127Y (en) * | 2003-03-14 | 2004-04-14 | 无锡供电设计研究院 | Double-loop overhead cable terminal station |
| KR101077083B1 (en) * | 2010-10-29 | 2011-10-26 | 대원전기 주식회사 | Multi-cap for installing overrhead earth wire combined with neutral line |
| WO2012078073A1 (en) * | 2010-12-10 | 2012-06-14 | Открытое Акционерное Общество "Федеральная Сетевая Компания Единой Энергетической Системы" (Оао "Фск Еэс") | Transition tower for an overhead electrical transmission line into a power cable, and overhead electrical transmission line having such a tower |
| CN102227077A (en) * | 2011-03-21 | 2011-10-26 | 江苏省电力公司无锡供电公司 | Tower arrangement structure at cable terminal |
| CN203260976U (en) * | 2013-05-21 | 2013-10-30 | 国家电网公司 | Cable termination tower |
| CN203654846U (en) * | 2013-10-21 | 2014-06-18 | 杭州市电力设计院有限公司 | Steel pipe pole used for cable terminal of electric transmission line |
| CN203729647U (en) * | 2014-01-26 | 2014-07-23 | 盘锦电力设计研究所 | Cable terminal tower device |
| CN203783224U (en) * | 2014-04-30 | 2014-08-20 | 广州汇隽电力工程设计有限公司 | 110kV cable terminal tower optimization structure convenient to operate and maintain |
| CN204089116U (en) * | 2014-09-22 | 2015-01-07 | 国家电网公司 | A kind of overhead transmission line double back cable terminal steel pipe pole |
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- 2014-09-22 CN CN201410484216.XA patent/CN104242208B/en not_active Expired - Fee Related
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