CN203932914U - 500 KV transmission line compacts turn conventional type transition and conversion limit phase bridle wire apparatus - Google Patents

500 KV transmission line compacts turn conventional type transition and conversion limit phase bridle wire apparatus Download PDF

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Publication number
CN203932914U
CN203932914U CN201420116277.6U CN201420116277U CN203932914U CN 203932914 U CN203932914 U CN 203932914U CN 201420116277 U CN201420116277 U CN 201420116277U CN 203932914 U CN203932914 U CN 203932914U
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CN
China
Prior art keywords
conventional type
compact
branch support
transmission line
steel pipe
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Expired - Fee Related
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CN201420116277.6U
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Chinese (zh)
Inventor
陈宏�
吕建国
赵晋生
朱晓东
郭青
赵虎元
郝静亮
姚斌
薛立民
邱召海
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China Energy Engineering Group Shanxi Electric Power Engineering Co Ltd
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China Energy Engineering Group Shanxi Electric Power Engineering Co Ltd
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Priority to CN201420116277.6U priority Critical patent/CN203932914U/en
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Abstract

The utility model discloses a kind of 500 KV transmission line compacts and turn conventional type transition and conversion limit phase bridle wire apparatus, what solve market in urgent need effectively stablizes transition and conversion problem by six division transmission pressures and conductors on quad bundled.Be included on conversion steel tower and be respectively arranged with wire cross-arm (1) and ground wire cross-arm (23), one end of compact strain insulator string (2) is connected with wire cross-arm, and the other end is connected with compact transmission line (7); One end of conventional type strain insulator string (3) is connected with wire cross-arm, and the other end is connected with conventional type transmission line (6); Between the lower end of two suspension insulator strings that are fixedly connected with wire cross-arm, be horizontally disposed with steel pipe (9), at the middle part of steel pipe, be fixedly installed supporting guide plate (10), compact six-multiple conductor (15) and conventional type conductors on quad bundled (16) are by supporting guide plate (10) transition arranging on steel pipe.The utility model has been realized the stable conversion of compact line and conventional type circuit.

Description

500 KV transmission line compacts turn conventional type transition and conversion limit phase bridle wire apparatus
Technical field
The present invention relates to a kind of transmission line conversion equipment, be particularly related to a kind of when compact 500 KV transmission lines are converted to conventional type transmission line or convert conventional type 500 KV transmission lines to compact transmission line, the transition and conversion bridle wire apparatus using on conversion steel tower.
Background technology
Compact transmission line is that three-phase conducting wire is placed in same tower window, and three alternate no ground members reach and improve nature transmission power, reduce circuit width of corridor, improve the overhead transmission line of unit corridor transmission line capability.Compact line is in service has in recent years exposed that the windage yaw, ice-shedding, the icing that under ice, wind acting in conjunction, easily cause are waved, V string bulb is deviate from and the fault such as inter-phase spacer mounting bracket fracture, also have because waving the trip accident causing, serious threat is to the safe and stable operation of electrical network.Therefore, require transmission line crowded to corridor, that transmission capacity is larger to carry out differentiation design, level land, light ice formation and the non-section of waving adopt compact line, mountain region, middle heavy icing area and to wave the common corridor of section unrestricted and adopt conventional line.This transmission line need to arrange conversion steel tower, the conversion bridle wire apparatus of transmission line is set on conversion steel tower, six division transmission pressures and conductors on quad bundled are carried out to effective transition and conversion, this conversion equipment not also in the prior art, a kind of safety and stability transition and conversion bridle wire apparatus with low cost are developed in market in urgent need.
Summary of the invention
The invention provides a kind of 500 KV transmission line compacts and turn conventional type transition and conversion limit phase bridle wire apparatus, what solve market in urgent need effectively stablizes six division transmission pressures and conductors on quad bundled the technical problem of transition and conversion.
The present invention solves above technical problem by the following technical programs:
A kind of 500 KV transmission line compacts turn conventional type transition and conversion limit phase bridle wire apparatus, comprise conversion steel tower, on conversion steel tower, be respectively arranged with wire cross-arm and ground wire cross-arm, one end of the left end of wire cross-arm and compact strain insulator string links together, the other end of compact strain insulator string is provided with compact grading ring, in the left-hand end of compact grading ring, be connected with compact transmission line, one end of the right-hand member of wire cross-arm and conventional type strain insulator string links together, the other end of conventional type strain insulator string is provided with conventional type grading ring, on the right-hand end of conventional type grading ring, be connected with conventional type transmission line, the upper end of two suspention strain insulator strings is fixed together with wire cross-arm respectively, between the lower end of two suspention strain insulator strings, be horizontally disposed with steel pipe, middle part at steel pipe is fixedly installed supporting guide plate, on the left surface of supporting guide plate, be fixedly installed compact conduction wire clamp, on the right flank of supporting guide plate, be fixedly installed conventional type conduction wire clamp, on the steel pipe in the left side of supporting guide plate, compartment of terrain is provided with compact septal branch support, on compact septal branch support, be provided with compact septal branch support wire clamp, on the steel pipe on the right side of supporting guide plate, compartment of terrain is provided with conventional type septal branch support, on conventional type septal branch support, be provided with conventional type septal branch support wire clamp, one end and the compact transmission line of compact six-multiple conductor link together, the other end of compact six-multiple conductor links together by compact septal branch support wire clamp and compact conduction wire clamp, on the sagging compact six-multiple conductor between compact grading ring and the left end of steel pipe, be provided with compact mouse cage spider, one end of conventional type conductors on quad bundled and conventional type transmission line link together, the other end of conventional type conductors on quad bundled links together by conventional type septal branch support wire clamp and conventional type conduction wire clamp, on the sagging conventional type conductors on quad bundled between conventional type grading ring and the right-hand member of steel pipe, be provided with conventional type cross spider.
Compact septal branch support is that the card pipe anchor ear and the steel pipe strap that by its center, arrange are connected together, and is provided with six wire cards on compact septal branch support; Conventional type septal branch support is that the semicircle two that arranges by its center hoop of filling the span of a man's arms is connected together with steel pipe strap, and on conventional type septal branch support, cross is provided with four wire cards.
The present invention has realized the stable conversion of compact line and conventional type circuit, with low cost, reliable, and bridle wire apparatus is neither traditional flexible jumper, firmly wire jumper.But in soft, have firmly, and have in hard softly, utilized the high feature of natural torsion, conductance of steel reinforced aluminium conductor, adopted again steel pipe rigidity large, the advantage that the inclined to one side ability of wind resistance is strong, two kinds of equipment are learnt from other's strong points to offset one's weaknesses, and combine dexterously.Realized compact line and improved nature transmission power, reduced circuit width of corridor, improved unit corridor transmission line capability, also realized that circuit phase spacing is large routinely simultaneously, the advantage anti-ly wave, the inclined to one side ability of wind resistance being strong.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of installation conversion steel tower of the present invention;
Fig. 3 is the structural representation of the amplification of wire jumper of the present invention conversion place;
Fig. 4 is the structural representation of compact septal branch support 12 of the present invention;
Fig. 5 is the structural representation of conventional type septal branch support 11 of the present invention;
Fig. 6 is the structural representation of compact mouse cage spider 17 of the present invention;
Fig. 7 is the structural representation of conventional type cross spider 18 of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated:
A kind of 500 KV transmission line compacts turn conventional type transition and conversion limit phase bridle wire apparatus, comprise conversion steel tower, on conversion steel tower, be respectively arranged with wire cross-arm 1 and ground wire cross-arm 23, one end of the left end of wire cross-arm 1 and compact strain insulator string 2 links together, the other end of compact strain insulator string 2 is provided with compact grading ring 5, in the left-hand end of compact grading ring 5, be connected with compact transmission line 7, one end of the right-hand member of wire cross-arm 1 and conventional type strain insulator string 3 links together, the other end of conventional type strain insulator string 3 is provided with conventional type grading ring 4, on the right-hand end of conventional type grading ring 4, be connected with conventional type transmission line 6, the upper end of two suspention strain insulator strings 8 is fixed together with wire cross-arm 1 respectively, between the lower end of two suspention strain insulator strings 8, be horizontally disposed with steel pipe 9, at the middle part of steel pipe 9, be fixedly installed supporting guide plate 10, on the left surface of supporting guide plate 10, be fixedly installed compact conduction wire clamp 19, on the right flank of supporting guide plate 10, be fixedly installed conventional type conduction wire clamp 20, on the steel pipe 9 in the left side of supporting guide plate 10, compartment of terrain is provided with compact septal branch support 12, on compact septal branch support 12, be provided with compact septal branch support wire clamp 14, on the steel pipe 9 on the right side of supporting guide plate 10, compartment of terrain is provided with conventional type septal branch support 11, on conventional type septal branch support 11, be provided with conventional type septal branch support wire clamp 13, one end of compact six-multiple conductor 15 and compact transmission line 7 link together, the other end of compact six-multiple conductor 15 links together by compact septal branch support wire clamp 14 and compact conduction wire clamp 19, on the sagging compact six-multiple conductor 15 between compact grading ring 5 and the left end of steel pipe 9, be provided with compact mouse cage spider 17, one end of conventional type conductors on quad bundled 16 and conventional type transmission line 6 link together, the other end of conventional type conductors on quad bundled 16 links together by conventional type septal branch support wire clamp 13 and conventional type conduction wire clamp 20, on the sagging conventional type conductors on quad bundled 16 between conventional type grading ring 4 and the right-hand member of steel pipe 9, be provided with conventional type cross spider 18.
Compact septal branch support 12 is that the card pipe anchor ear 22 arranging by its center is connected together with steel pipe 9, is provided with six wire cards on compact septal branch support 12; Conventional type septal branch support 11 is that the semicircle two that arranges by its center hoop 21 of filling the span of a man's arms is connected together with steel pipe 9, and on conventional type septal branch support 11, cross is provided with four wire cards.
In the phase bridle wire apparatus of this transition and conversion limit, the conversion wiring from normal transmission line to wire jumper, on sagging conductors on quad bundled and six-multiple conductor, broken the way of traditional conductor spacer constant spacing, make conductor spacer according to bundle conductor actual flexion degree, the ingenious radius that bundle conductor is set, has realized wire jumper smooth transition.Wire adopts natural torsion, the principle that stress discharges completely, and concrete technological means is that path from the top down, the external diameter edge of the external diameter of each compact mouse cage spider 17 or each cross spider 18 is reduced successively, and forms wire jumper hexagon or quadrangle layout.

Claims (2)

1. a KV transmission line compact turns conventional type transition and conversion limit phase bridle wire apparatus, comprise conversion steel tower, on conversion steel tower, be respectively arranged with wire cross-arm (1) and ground wire cross-arm (23), it is characterized in that, one end of the left end of wire cross-arm (1) and compact strain insulator string (2) links together, the other end of compact strain insulator string (2) is provided with compact grading ring (5), in the left-hand end of compact grading ring (5), be connected with compact transmission line (7), one end of the right-hand member of wire cross-arm (1) and conventional type strain insulator string (3) links together, the other end of conventional type strain insulator string (3) is provided with conventional type grading ring (4), on the right-hand end of conventional type grading ring (4), be connected with conventional type transmission line (6), the upper end of two suspention strain insulator strings (8) is fixed together with wire cross-arm (1) respectively, between the lower end of two suspention strain insulator strings (8), be horizontally disposed with steel pipe (9), at the middle part of steel pipe (9), be fixedly installed supporting guide plate (10), on the left surface of supporting guide plate (10), be fixedly installed compact conduction wire clamp (19), on the right flank of supporting guide plate (10), be fixedly installed conventional type conduction wire clamp (20), the upper compartment of terrain of steel pipe (9) in the left side of supporting guide plate (10) is provided with compact septal branch support (12), on compact septal branch support (12), be provided with compact septal branch support wire clamp (14), the upper compartment of terrain of steel pipe (9) on the right side of supporting guide plate (10) is provided with conventional type septal branch support (11), on conventional type septal branch support (11), be provided with conventional type septal branch support wire clamp (13), one end of compact six-multiple conductor (15) and compact transmission line (7) link together, the other end of compact six-multiple conductor (15) links together by compact septal branch support wire clamp (14) and compact conduction wire clamp (19), on the sagging compact six-multiple conductor (15) between compact grading ring (5) and the left end of steel pipe (9), be provided with compact mouse cage spider (17), one end of conventional type conductors on quad bundled (16) and conventional type transmission line (6) link together, the other end of conventional type conductors on quad bundled (16) links together by conventional type septal branch support wire clamp (13) and conventional type conduction wire clamp (20), on the sagging conventional type conductors on quad bundled (16) between conventional type grading ring (4) and the right-hand member of steel pipe (9), be provided with conventional type cross spider (18).
2. a kind of 500 KV transmission line compacts according to claim 1 turn conventional type transition and conversion limit phase bridle wire apparatus, it is characterized in that, compact septal branch support (12) is that the card pipe anchor ear (22) arranging by its center is connected together with steel pipe (9), is provided with six wire cards on compact septal branch support (12); Conventional type septal branch support (11) is that the semicircle two that arranges by its center hoop (21) of filling the span of a man's arms is connected together with steel pipe (9), at the upper cross of conventional type septal branch support (11), is provided with four wire cards.
CN201420116277.6U 2014-03-14 2014-03-14 500 KV transmission line compacts turn conventional type transition and conversion limit phase bridle wire apparatus Expired - Fee Related CN203932914U (en)

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CN201420116277.6U CN203932914U (en) 2014-03-14 2014-03-14 500 KV transmission line compacts turn conventional type transition and conversion limit phase bridle wire apparatus

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103812065A (en) * 2014-03-14 2014-05-21 中国能源建设集团山西省电力勘测设计院 Compact to conventional transition side-phase jumper device for 500kV power transmission circuit
CN105391017A (en) * 2015-12-14 2016-03-09 江东金具设备有限公司 Extra-high voltage large-crossing cage type rigid wire jumper string with eight small-section drainage wire clamps and six large-section drainage wire clamps

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103812065A (en) * 2014-03-14 2014-05-21 中国能源建设集团山西省电力勘测设计院 Compact to conventional transition side-phase jumper device for 500kV power transmission circuit
CN105391017A (en) * 2015-12-14 2016-03-09 江东金具设备有限公司 Extra-high voltage large-crossing cage type rigid wire jumper string with eight small-section drainage wire clamps and six large-section drainage wire clamps

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C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: CHINA ENERGY ENGINEERING GROUP SHANXI ELECTRIC POW

Free format text: FORMER NAME: CEEC SHANXI ELECTRIC POWER EXPLORATION + DESIGN INSTITUTE

CP01 Change in the name or title of a patent holder

Address after: 030001 Yingze street, Shanxi, No. 255, No.

Patentee after: CHINA ENERGY ENGINEERING GROUP, SHANXI ELECTRIC POWER ENGINEERING Co.,Ltd.

Address before: 030001 Yingze street, Shanxi, No. 255, No.

Patentee before: CEEC Shanxi Electric Power Exploration & Design Institute

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141105