CN103746324B - A kind of U-shaped commutation common box bus - Google Patents
A kind of U-shaped commutation common box bus Download PDFInfo
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- CN103746324B CN103746324B CN201310563203.7A CN201310563203A CN103746324B CN 103746324 B CN103746324 B CN 103746324B CN 201310563203 A CN201310563203 A CN 201310563203A CN 103746324 B CN103746324 B CN 103746324B
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Abstract
The invention discloses a kind of U-shaped commutation common box bus, U-shaped housing and three-phase conductor, three-phase conductor is located in housing, utilize multiple conductor, adopt the mode that bolt is connected with plug-in type, three-phase conductor is connected for U-shaped bus, wherein, segment conductor adopts conductor both ends of the surface phase sequence to differ the integrated formed structure of 30 ° counterclockwise, reaches the object that bus both ends of the surface phase sequence is identical; Meanwhile, bolt and plug-in connection detachably, are conveniently installed, time saving and energy saving.
Description
Technical field
The present invention relates to GIS application technology or power transmission technology field, particularly relate to a kind of U-shaped commutation common box bus.
Background technology
In GIS projects design process, the common female connection type of employing list, Fig. 1 (a) is situation one: segmentation is every position, only DS/ES is installed, GCB and CT is extension project T, U-shaped structure bus U need be used to connect two place DS/ES and export, such as, export terminals 1,2; Situation two: sometimes according to electrical configurations needs, only install DS/ES, as shown in Fig. 1 (b), need use U-shaped structure bus U to connect two place DS/ES and export, and namely exports terminals 3,4; Situation three: arrange needs according to room, indivedual feeder clearance from the opposite side outlet of main bus bar, as shown in Fig. 1 (c), also need need to use U-shaped structure bus U to adjust interval outlet direction, namely exports terminals 5.
Also there is two female connection type in the design of GIS projects, as shown in Figure 2, and common feeder clearance shown in Fig. 2 (a), I bus installs DS, and II female installation DS/ES, GCB and CT is extension project T, U-shaped structure bus U need be used to connect DS and DS/ES outlet, namely export terminals 1,2; Fig. 2 (b) is depicted as typical mother every position, I female installation DS/ES, and II female installation DS/ES, GCB and CT is extension project T, U-shaped structure bus U need be used to connect two place DS/ES and export, namely export terminals 3,4; As shown in Fig. 2 (c), according to electrical configurations needs, mother only installs DS/ES every position, U-shaped structure bus U need be used to connect two place DS/ES and export, and namely exports terminals 5,6, thus can save expensive GCB, very convenient.
Above-mentioned many places all need to adopt U-shaped structure bus U, but in Practical Project, the use location of U-shaped structure bus U is not limited only to the situation shown in Fig. 1 and Fig. 2.Due to the identical standard of physics docking demand fulfillment docking port phase sequence of product, outlet terminals 1,2,3,4,5 place such as shown in Fig. 1 is identical with the phase sequence at outlet terminals 1,2,3,4,5,6 place shown in Fig. 2, so, usually use two L-type buses to connect two place DS/ES at present to export, L-type bus not only cost is higher, and in-site installation trouble, waste of manpower, material resources, financial resources.
Summary of the invention
The object of this invention is to provide a kind of U-shaped commutation common box bus, make bus export terminals phase sequence identical, meet physics docking requirement, meanwhile, installation, convenient disassembly, cost is lower, saves financial resources, material resources.
The technical solution used in the present invention is:
A kind of U-shaped commutation common box bus, comprise U-shaped housing and three-phase conductor, three-phase conductor is located in housing, first-phase conductor comprises the first conductor, the first end phase sequence of the first conductor differs 30 ° counterclockwise with the second end phase sequence, the first end of the first conductor is parallel with the first end face of U-shaped housing, second end of the first conductor vertically connects the first end of the second conductor by bolt, second end of the second conductor is taken advantage of a situation by plug-in type the first end of connection the 3rd conductor, second end of the 3rd conductor connects the first end of L-type the 4th conductor by plug-in type, the first end of the 4th conductor differs 30 ° counterclockwise with the second end phase sequence, second end of the 4th conductor is parallel with the second end face of U-shaped housing, second-phase conductor comprises the 5th conductor, the first end phase sequence of the 5th conductor differs 30 ° counterclockwise with the second end phase sequence, the first end of the 5th conductor is parallel with the first end face of U-shaped housing, 5th conductor is provided with a semi-circular recesses, second end of the 5th conductor vertically connects the first end of the 6th conductor by bolt, second end of the 6th conductor is taken advantage of a situation by plug-in type the first end of connection the 7th conductor, second end of the 7th conductor connects the first end of L-type the 8th conductor by plug-in type, the first end of the 8th conductor differs 30 ° counterclockwise with the second end phase sequence, second end of the 8th conductor is parallel with the second end face of U-shaped housing, third phase conductor comprises the 9th conductor, the tenth conductor, 11 conductors, 12 conductors, 9th conductor structure and the 5th conductor structure symmetry, tenth conductor is identical with the 6th conductor structure, and 11 conductors are identical with the 7th conductor structure, and 12 conductors are identical with the 8th conductor structure, wherein, the second conductor passes through the concave part of the 9th conductor and the 5th conductor.
Second end of the second end of the second described conductor, the second end of the 3rd conductor, the 6th conductor, the second end of the 7th conductor, the second end of the tenth conductor, the second end of 11 conductors are equipped with contact.
The first end of the first end of the 3rd described conductor, the first end of the 4th conductor, the 7th conductor, the first end of the 8th conductor, the first end of 11 conductors, the first end of 12 conductors are equipped with fingertip.
The first described conductor adopts two conductors to be welded, and two conductor phase sequences differ 30 ° counterclockwise.
The 4th described conductor, the 5th conductor, the 8th conductor, the 9th conductor, 12 conductor phase sequence structure are identical with the first conductor.
The present invention utilizes multiple conductor, adopt the mode that bolt is connected with plug-in type, three-phase conductor is connected for U-shaped bus, wherein, segment conductor adopts conductor both ends of the surface phase sequence to differ the integrated formed structure of 30 ° counterclockwise, reaches the object that bus both ends of the surface phase sequence is identical; Meanwhile, bolt and plug-in connection detachably, are conveniently installed, time saving and energy saving.
Accompanying drawing explanation
Fig. 1 is that single female wiring uses U-shaped structure bus schematic diagram;
Fig. 2 is that two female wiring uses U-shaped structure bus schematic diagram;
Fig. 3 is front view of the present invention;
Fig. 4 is left view of the present invention;
Fig. 5 is right view of the present invention;
Fig. 6 is vertical view of the present invention;
Fig. 7 is Phase-Sequence Transformation schematic diagram of the present invention;
Fig. 8 is the present invention second conductor placement figure;
Fig. 9 is plug-in type connection diagram of the present invention;
Figure 10 is minute surface relation lexical or textual analysis figure.
Embodiment
As Fig. 3, Fig. 4, shown in Fig. 5 and Fig. 6, the present invention includes U-shaped housing 13 and A, B, C three-phase conductor, three-phase conductor is located in housing, first-phase conductor B comprises the first conductor 1, the first end phase sequence of the first conductor 1 differs 30 ° counterclockwise with the second end phase sequence, first conductor adopts two conductors to be welded, wherein, the solder side phase sequence of weld part two conductors differs 30 ° counterclockwise, the first end of the first conductor 1 is parallel with the first end face of U-shaped housing 13, second end of the first conductor vertically connects the first end of the second conductor 2 by bolt, second end of the second conductor 2 is taken advantage of a situation by plug-in type the first end of connection the 3rd conductor 3, second end of the 3rd conductor 3 connects the first end of L-type the 4th conductor 4 by plug-in type, the first end of the 4th conductor 4 differs 30 ° counterclockwise with the second end phase sequence, second end of the 4th conductor 4 is parallel with the second end face of U-shaped housing 13, second-phase conductor A comprises the 5th conductor 5, the first end phase sequence of the 5th conductor 5 differs 30 ° counterclockwise with the second end phase sequence, the first end of the 5th conductor 5 is parallel with the first end face of U-shaped housing 13, 5th conductor 5 is provided with a semi-circular recesses, second end of the 5th conductor 5 vertically connects the first end of the 6th conductor 6 by bolt, 6th conductor 6 second end is taken advantage of a situation by plug-in type the first end of connection the 7th conductor 7, second end of the 7th conductor 7 connects the first end of L-type the 8th conductor 8 by plug-in type, the first end of the 8th conductor 8 differs 30 ° counterclockwise with the second end phase sequence, second end of the 8th conductor 8 is parallel with the second end face of U-shaped housing 13, third phase conductor C comprises the 9th conductor 9, the tenth conductor 10,11 conductor 11,12 conductor 12,9th conductor 9 structure and the 5th conductor 5 symmetrical configuration, tenth conductor 10 is identical with the 6th conductor 6 structure, 11 conductors 11 are identical with the 7th conductor 7 structure, and 12 conductors 12 are identical with the 8th conductor 8 structure, wherein, the second conductor 2 passes the whole hole of the concave part split of the 9th conductor 9 and the 5th conductor 5.Wherein, second end of the second end of the second conductor 2, the second end of the 3rd conductor 3, the 6th conductor 6, the second end of the 7th conductor 7, the second end of the tenth conductor 10, the second end of 11 conductors 11 are equipped with the first end of the 3rd conductor 3 of contact 14 correspondence, the first end of the 4th conductor 4, the first end of the 7th conductor 7, the first end of the 8th conductor 8, the first end of 11 conductors 11, the first end of 12 conductors 12 are equipped with fingertip 15, and this mode is that plug-in type connects.Wherein, the second conductor 2, the 5th conductor 5, the 8th conductor 8, the 9th conductor 9,12 conductor 12 phase sequence structure are identical with the first conductor.
The present invention's U-shaped commutation common box bus Phase-Sequence Transformation schematic diagram, as shown in Figure 7, wherein, D is U-shaped commutation common box bus upper surface view in Fig. 3 to phase sequence, and E is U-shaped commutation common box bus lower surface view in Fig. 3 to phase sequence; D is identical to phase sequence with E to phase sequence, composition graphs 3 is with shown in Fig. 7, from D to Phase-Sequence Transformation to H-H phase sequence, utilize the first conductor 1, the 5th conductor 5, the inner special construction of the 9th conductor 9, such as the first conductor 1, adopt two conductors to be welded, wherein, after welding, the second end of the first conductor 1 is rotated counterclockwise 30 ° relative to first end, and the 5th conductor 5 and the 9th conductor 9 equally, are equivalent to that three-phase conductor is reversed 30 ° counterclockwise simultaneously and reach H-H phase sequence; From H-H Phase-Sequence Transformation to J-J phase sequence, utilize the second conductor 2, the 5th conductor 5, the 9th conductor 9 carries out space and pass through, namely the second conductor 2 passes in the middle of the 5th conductor 5, the 9th conductor 9, as shown in Figure 6 and Figure 8; Next utilize the 3rd conductor 3 from J-J Phase-Sequence Transformation to K-K phase sequence, the 7th conductor 7,11 conductor 11 nature of taking advantage of a situation is arranged in parallel; And from K-K Phase-Sequence Transformation to L-L phase sequence, utilize the 4th conductor 4, the 8th conductor 8,12 conductor 12 three-phase is rotated counterclockwise 30 ° simultaneously; Composition graphs 3 and Fig. 7 can find out that L-L phase sequence and E are to phase sequence minute surface relation each other, namely L-L phase sequence and E all have expressed to phase sequence the phase sequence that U-shaped structure bus exports below, from Fig. 7, obviously can find out that E is identical to phase sequence with D to phase sequence, thus realizing U-shaped structure bus two, to export phase sequence identical, meet product docking requirement.
Wherein, in the present invention, phase sequence refers to: in three-phase combined type transmission of electricity bus, the physical spatial location relation of A, B, C three-phase conductor, as shown in Figure 7, and the relative tertiary location relation of A, B, C three-phase that common box bus cross section presents.Minute surface relation refers to: can be expressed as shown in Figure 10 (a) when the phase sequence of a three-phase combined type equipment somewhere section is seen from left to right, and phase sequence when seeing from right to left can be expressed as shown in Figure 10 (b), Figure 10 (a) and Figure 10 (b) all have expressed the phase sequence of same three-phase combined type equipment somewhere section in fact, and now we claim phase sequence minute surface relation each other shown in phase sequence and Figure 10 (b) shown in Figure 10 (a).
A in three-phase non-segregated bus, B, in general C three-phase conductor is all take advantage of a situation to be arranged in parallel in physical space, even if commutation be also three-phase simultaneously clockwise or be rotated counterclockwise a certain angle, and in Fig. 7 from H-H Phase-Sequence Transformation to J-J phase sequence time, identical for realizing U-shaped structure bus two exit phase sequence on the whole, and do not increase bus diameter of the housing as far as possible, reduce costs, make the second conductor 2 from the 5th conductor 5, the whole hole of the concave part split of the 9th conductor 9 is passed, now by the reduced of the second conductor 2, and be less than the length of the 5th conductor 5 and the 9th conductor 9 due to the length of the first conductor 1, the outer wall of U-shaped housing 13 is pressed close in the phase sequence position of the second conductor 2, by H-H Phase-Sequence Transformation to J-J phase sequence time, need by the second conductor 2 through the semi-circular recesses that the 5th conductor 5 and the 9th conductor 9 are arranged, two semi-circular recesses piece together a whole hole, second conductor 2 diameter and whole bore dia adaptation, this structure had both met high-tension apparatus space insulation, space electric field needs, meet mechanical strength again, conductor ampacity needs, ensure that the commutation needs of U-shaped structure bus on the whole.
In addition, when the two ends of the 3rd conductor 3, the 7th conductor 7,11 conductor 11 are connected with other conductor, all adopt plug-in connection, namely, conductor one end of band contact 14 is made directly to insert conductor one end of band fingertip 15, see Fig. 9, both met conductor electrical connection needs, and made again U-shaped commutation common box bus install, to disassemble etc. very convenient.
Claims (5)
1. a U-shaped commutation common box bus, it is characterized in that: comprise U-shaped housing and three-phase conductor, three-phase conductor is located in U-shaped housing, first-phase conductor comprises the first conductor, the first end phase sequence of the first conductor differs 30 ° counterclockwise with the second end phase sequence, the first end of the first conductor is parallel with the first end face of U-shaped housing, second end of the first conductor vertically connects the first end of the second conductor by bolt, second end of the second conductor is taken advantage of a situation by plug-in type the first end of connection the 3rd conductor, second end of the 3rd conductor connects the first end of L-type the 4th conductor by plug-in type, the first end of the 4th conductor differs 30 ° counterclockwise with the second end phase sequence, second end of the 4th conductor is parallel with the second end face of U-shaped housing, second-phase conductor comprises the 5th conductor, the first end phase sequence of the 5th conductor differs 30 ° counterclockwise with the second end phase sequence, the first end of the 5th conductor is parallel with the first end face of U-shaped housing, 5th conductor is provided with a semi-circular recesses, second end of the 5th conductor vertically connects the first end of the 6th conductor by bolt, second end of the 6th conductor is taken advantage of a situation by plug-in type the first end of connection the 7th conductor, second end of the 7th conductor connects the first end of L-type the 8th conductor by plug-in type, the first end of the 8th conductor differs 30 ° counterclockwise with the second end phase sequence, second end of the 8th conductor is parallel with the second end face of U-shaped housing, third phase conductor comprises the 9th conductor, the tenth conductor, 11 conductors, 12 conductors, 9th conductor structure and the 5th conductor structure symmetry, tenth conductor is identical with the 6th conductor structure, and 11 conductors are identical with the 7th conductor structure, and 12 conductors are identical with the 8th conductor structure, wherein, the second conductor passes the whole hole of the concave part split of the 9th conductor and the 5th conductor,
Described phase sequence refers to: the physical spatial location relation of three-phase conductor.
2. U-shaped commutation common box bus according to claim 1, is characterized in that: the second end of the second end of the second described conductor, the second end of the 3rd conductor, the 6th conductor, the second end of the 7th conductor, the second end of the tenth conductor, the second end of 11 conductors are equipped with contact.
3. U-shaped commutation common box bus according to claim 2, is characterized in that: the first end of the first end of the 3rd described conductor, the first end of the 4th conductor, the 7th conductor, the first end of the 8th conductor, the first end of 11 conductors, the first end of 12 conductors are equipped with fingertip.
4. U-shaped commutation common box bus according to claim 3, is characterized in that: the first described conductor adopts two conductors to be welded, and two conductor phase sequences differ 30 ° counterclockwise.
5. U-shaped commutation common box bus according to claim 4, is characterized in that: the 4th described conductor, the 5th conductor, the 8th conductor, the 9th conductor, 12 conductor phase sequence structure are identical with the first conductor.
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CN201310563203.7A CN103746324B (en) | 2013-11-14 | 2013-11-14 | A kind of U-shaped commutation common box bus |
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CN201310563203.7A CN103746324B (en) | 2013-11-14 | 2013-11-14 | A kind of U-shaped commutation common box bus |
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CN103746324A CN103746324A (en) | 2014-04-23 |
CN103746324B true CN103746324B (en) | 2016-02-24 |
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CN201310563203.7A Active CN103746324B (en) | 2013-11-14 | 2013-11-14 | A kind of U-shaped commutation common box bus |
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CN111193218B (en) * | 2019-12-20 | 2021-05-11 | 河南平高电气股份有限公司 | Three-phase common-box bus turning structure and GIS |
CN114068231B (en) * | 2020-08-07 | 2023-10-27 | 平高集团有限公司 | Three-phase common-box type circuit breaker and high-voltage switch equipment |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0029386A1 (en) * | 1979-11-14 | 1981-05-27 | Merlin Gerin | Insulating conductor support for high-voltage threephase metal-clad switchgear with common housing |
CN1419325A (en) * | 2001-11-13 | 2003-05-21 | 株式会社日立制作所 | Three-phase integrated gas isolated bus |
CN201725927U (en) * | 2010-06-11 | 2011-01-26 | 河南平高东芝高压开关有限公司 | Large-current conductor connection structure for GIS |
CN202172242U (en) * | 2011-07-25 | 2012-03-21 | 中国西电电气股份有限公司 | Three-phase enclosed main bus structure |
CN202405633U (en) * | 2012-01-13 | 2012-08-29 | 北京宏达日新电机有限公司 | Conductor connecting device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0865864A (en) * | 1994-08-17 | 1996-03-08 | Toshiba Corp | Gas insulated bus assembly |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0029386A1 (en) * | 1979-11-14 | 1981-05-27 | Merlin Gerin | Insulating conductor support for high-voltage threephase metal-clad switchgear with common housing |
CN1419325A (en) * | 2001-11-13 | 2003-05-21 | 株式会社日立制作所 | Three-phase integrated gas isolated bus |
CN201725927U (en) * | 2010-06-11 | 2011-01-26 | 河南平高东芝高压开关有限公司 | Large-current conductor connection structure for GIS |
CN202172242U (en) * | 2011-07-25 | 2012-03-21 | 中国西电电气股份有限公司 | Three-phase enclosed main bus structure |
CN202405633U (en) * | 2012-01-13 | 2012-08-29 | 北京宏达日新电机有限公司 | Conductor connecting device |
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Address after: 467013 No. 645, east section, Jianshe Road, Henan, Pingdingshan Applicant after: HENAN PINGZHI HIGH VOLTAGE SWITCHGEAR CO., LTD. Address before: 467013 No. 645, east section, Jianshe Road, Henan, Pingdingshan Applicant before: Henan Pinggao Toshiba High Voltage Switchgear Co., Ltd. |
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