CN208738618U - Distribution structure applied to double-bus outlet - Google Patents

Abstract

The utility model discloses a kind of distribution structure applied to double-bus outlet；The technical issues of solution: the substation of double bus scheme pattern is used for existing substation, during HGIS equipment, using external tube type bus, for the safe distance requirement for meeting main bus-bar operating maintenance, substation takes up a large area, engineering investment cost is high, the unreasonable technical problem of substation's technology, economic indicator.The technical solution of use: distribution structure, including two sections of tube type bus and the HGIS equipment being connect respectively by flexible circuit conductor with two sections of tube type bus, the leading-out terminal of two sections of tube type bus passes through flexible circuit conductor and is respectively connected to HGIS equipment, and the outgoing line side of HGIS equipment, which passes through the double-deck outlet structure and draws, is connected to leading-out terminal.Advantage, solve the problems, such as under double bus scheme pattern HGIS equipment can not biserial outlet arrangement, adapted to the further development of power grid, made full use of limited land resource, reduced the occupied area of substation.

Description

Distribution structure applied to double-bus outlet

Technical field

The utility model designs a kind of distribution structure applied to double-bus outlet, belongs to field of electrical equipment；It is related to becoming Tube type bus, HGIS equipment and the double-deck outlet structure in power station, the specifically interval the two of biserial outlet HGIS, by sharing Bus casing reduces the quantity of bus casing, compresses substation's longitudinal size, and the outlet casing tube of HGIS equipment passes through double-layer frame Draw and be connected to outgoing line side, realizes the distribution structure of biserial overhead outlet.

Background technique

As more and more miniaturization power equipments are in the application of substation, more and more substations are set using HGIS It is standby, to reduce the occupied area of substation.In order to ensure reliability, the safety of substation operation, substation mostly uses double mothers Line wiring.HGIS equipment is used at this time, need to be used external tube type bus, be cannot achieve substation's dually arrayed, substation sets It is standby to be only capable of using single-row layout pattern, in order to meet substation safety net distance requirement, substation's longitudinal size is relatively large.

Utility model content

The technical problem to be solved by the utility model is to using the power transformation of double bus scheme pattern for existing substation Stand, using HGIS equipment during, using external tube type bus, wanted to meet the safe distance of main bus-bar operating maintenance It asks, substation takes up a large area, and engineering investment cost is high, the unreasonable technical problem of substation's technology, economic indicator.

The purpose of this utility model is to propose a kind of distribution structure applied to double-bus outlet, is a kind of new distribution Device type optimizes substation's horizontal layout pattern, has compressed substation by using HGIS equipment and the double-deck outlet pattern Longitudinal size, reduce the quantity of HGIS equipment bus casing, realize that substation's technology, economic indicator are optimal.

In order to solve the above technical problems, the technical solution adopted in the utility model is:

A kind of distribution structure applied to double-bus outlet, including two sections of tube type bus and lead to respectively with two sections of tube type bus The HGIS equipment of flexible circuit conductor connection is crossed, the leading-out terminal of two sections of tube type bus passes through flexible circuit conductor and is respectively connected to HGIS equipment, The outgoing line side of HGIS equipment, which passes through the double-deck outlet structure and draws, is connected to leading-out terminal；

HGIS equipment includes #1 outlet casing tube, 1M bus casing, HGIS equipment, #2 outlet casing tube, 2M are female built in #1 outlet HGIS equipment built in thread casing and #2 outlet, #1 outlet casing tube, 1M bus casing, #2 outlet casing tube and 2M bus casing pass through Equipment supporter is fixed on place, and HGIS equipment built in #1 outlet, #2 outlet are connected between #1 outlet casing tube and 1M bus casing HGIS equipment built in connecting #2 outlet between casing and 2M bus casing, passes through GIL between 1M bus casing and 2M bus casing Tracheae, which draws, to be connect；

#1 outlet casing tube and #2 outlet casing tube are made of A phase outlet casing tube, B phase outlet casing tube and C phase outlet casing tube,

1M bus casing and 2M bus casing are made of A phase bus casing, B phase bus casing and C phase bus casing,

HGIS equipment built in HGIS equipment built in #1 outlet and #2 outlet as built in A phase outlet HGIS equipment, in B outlet HGIS equipment built in HGIS equipment and C outlet is set to constitute,

A phase bus casing in 1M bus casing and the first GIL points of setting between the A phase bus casing in 2M bus casing Bronchus and the 2nd GIL branch tracheae, the first GIL points bronchial one A phase bus casings terminated in 2M bus casings, first A phase bus casing in GIL points of bronchial other end access 1M bus casings goes out with the A phase built in #1 outlet in HGIS equipment Built in line between HGIS equipment；A phase bus casing in 2nd GIL points of bronchial termination 1M bus casings, the 2nd GIL points A phase bus casing in bronchial other end access 2M bus casing in the A phase outlet built in #2 outlet in HGIS equipment It sets between HGIS equipment；

B phase bus casing in 1M bus casing and the 3rd GIL points of setting between the B phase bus casing in 2M bus casing Bronchus and the 4th GIL branch tracheae, the 3rd GIL points bronchial one B phase bus casings terminated in 2M bus casings, third B phase bus casing in GIL points of bronchial other end access 1M bus casings goes out with the B phase built in #1 outlet in HGIS equipment Built in line between HGIS equipment；B phase bus casing in 4th GIL points of bronchial termination 1M bus casings, the 4th GIL points B phase bus casing in bronchial other end access 2M bus casing in the B phase outlet built in #2 outlet in HGIS equipment It sets between HGIS equipment；

C phase bus casing in 1M bus casing and the 5th GIL points of setting between the C phase bus casing in 2M bus casing Bronchus and the 6th GIL branch tracheae, the 5th GIL points bronchial one C phase bus casings terminated in 2M bus casings, the 5th C phase bus casing in GIL points of bronchial other end access 1M bus casings goes out with the C phase built in #1 outlet in HGIS equipment Built in line between HGIS equipment；C phase bus casing in 6th GIL points of bronchial termination 1M bus casings, the 6th GIL points C phase bus casing in bronchial other end access 2M bus casing in the C phase outlet built in #2 outlet in HGIS equipment It sets between HGIS equipment；

Two sections of tube type bus pass through equipment supporter respectively and are fixed on place, and the leading-out terminal of two sections of tube type bus all passes through soft Conducting wire is separately connected 1M bus casing and 2M bus casing；

#2 outlet casing tube is connected on the first suspension insulator on the first outlet structure by flexible circuit conductor, the first outlet Framework is fixed on place, is arranged the first frame girder and the second frame girder on the first outlet structure, and the first frame girder is located at the The top of two frame girders；First suspension insulator is arranged on the second frame girder, and the first strain insulator is arranged on the second frame girder Insulator chain, connects flexible circuit conductor between the first suspension insulator and the first strain insulator string, on the first strain insulator string Pick out the second outlet；

#1 outlet casing tube is connected on the second suspension insulator on the second outlet structure by flexible circuit conductor, the second outlet Framework is fixed on place, third frame girder is arranged at the top of the second outlet structure, the setting of the second suspension insulator is the On three frame girders, the second strain insulator string is set on third frame girder, the second suspension insulator and the second strain insulator insulate Connect flexible circuit conductor between substring, the third being arranged on the first frame girder on the second strain insulator string by flexible circuit conductor connection is resistance to Insulator chain is opened, the 4th strain insulator string is set on the first frame girder, third strain insulator string and the 4th strain insulator insulate Flexible circuit conductor is connected between substring, picks out the first outlet on the 4th strain insulator string.

The distribution structure of the utility model, #1 outlet casing tube are hanged by second that flexible circuit conductor is connected on the second outlet structure Vertical insulator chain leads to the second strain insulator string, and the second strain insulator string leads to the first outlet structure upper layer by flexible circuit conductor Third strain insulator string, third strain insulator string leads to the 4th strain insulator string by flexible circuit conductor, and the 4th strain insulator is exhausted The first outlet is picked out on edge substring；Realize overhead outlet.

#2 outlet casing tube is connected to the first suspension insulator on the first outlet structure by flexible circuit conductor and leads to the first strain insulator Insulator chain picks out the second outlet on the first strain insulator string；Realize overhead outlet.

The first frame girder, lower layer's setting second is arranged at the top of the first outlet structure in the distribution structure of the utility model Frame girder, the first frame girder and the second frame girder constitute the double-deck outlet structure.Third strain insulator is arranged on the first frame girder to insulate Substring and the 4th strain insulator string are connected between third strain insulator string and the 4th strain insulator string by flexible circuit conductor, First strain insulator string and the first suspension insulator are set on the second frame girder, and the first strain insulator string and first are hanged It is connected between vertical insulator chain by flexible circuit conductor.

The distribution structure of the utility model, two outgoing line intervals that double-bus, dual-breaker are arranged share same group of HGIS Bus casing；Two outgoing line intervals realize overhead outlet by double-layer frame；It solves double outgoing line intervals and mother set pipe is respectively set, Place takes up a large area, it is difficult to the problem of compressing substation's longitudinal size.

HGIS equipment in technical solutions of the utility model, the characteristics of female connector pipe is arbitrarily drawn by GIL tracheae, by bus two The built-in HGIS equipment of side connects, and on the basis of not changing double bus scheme principle, realizes that bus, outlet casing tube are on-demand Arrangement is finally arranged tetra- groups of casings of HGIS by the arrangement of " outlet-bus-bus-outlet ".Wherein each interval outlet Casing and bus casing form " c-type ", and two outgoing line intervals form bis- " c-type " shapes.

Preferably, HGIS equipment built in the outlet of A phase, HGIS equipment built in B outlet and HGIS equipment built in C outlet include 1M bus bar side disconnecting switch, 2M bus bar side disconnecting switch, breaker, current transformer, outgoing line side disconnecting switch and mutual induction of voltage Device, the input terminal of 1M bus bar side disconnecting switch connect bus casing, and the output end of 1M bus bar side disconnecting switch connects 2M bus bar side The output end and breaker of disconnecting switch, the output end of 2M bus bar side disconnecting switch connect breaker, and it is mutual that breaker connects electric current Sensor, current transformer connect outgoing line side disconnecting switch, and outgoing line side disconnecting switch connects outlet casing tube and voltage transformer.

The utility model compared with prior art, the beneficial effect is that:

1, the utility model device, solve HGIS equipment under double bus scheme pattern can not biserial outlet arrangement difficulty Topic, has adapted to the further development of power grid, has made full use of limited land resource, reduced the occupied area of substation.

2, the utility model device, two outgoing line intervals share 1 group of bus casing, reduce bus casing quantity, reduce work Journey investment.

3, the utility model device, the workloads such as corresponding field test, debugging are also minimized, and be can satisfy engineering and are built If timing node requirement.

4, the utility model device meets power grid security reliability service using double bus scheme pattern.

Detailed description of the invention

Fig. 1 is substation's outgoing line interval end face layout drawing of the utility model distribution structure.

Fig. 2 is the wiring schematic diagram of the HGIS equipment in the utility model distribution structure.

Fig. 3 is the floor plan of the HGIS equipment in the utility model distribution structure.

Fig. 4 is the section layout drawing of the HGIS equipment in the utility model distribution structure.

Specific embodiment

Technical solutions of the utility model are described in detail below, but the protection scope of the utility model is not limited to The embodiment.

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing 1-4 and reality Example is applied, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain The utility model is not used to limit the utility model.

Embodiment:

The utility model is described in further detail for distribution to be applied to outside the room 220kV for the present embodiment.

As shown in Figure 1, be applied to the distribution structure of double-bus outlet in the present embodiment, including two sections of tube type bus and with two The HGIS equipment that section tube type bus is connected by flexible circuit conductor respectively, the leading-out terminal of two sections of tube type bus pass through flexible circuit conductor and connect respectively It is connected to HGIS equipment, the outgoing line side of HGIS equipment, which passes through the double-deck outlet structure and draws, is connected to leading-out terminal.

As shown in Figures 2 and 3, including #1 outlet casing tube 7,1M bus casing 8, HGIS equipment 9, #2 lead collar built in #1 outlet Pipe 10,2M bus casing 11 and HGIS equipment 12 built in #2 outlet, #1 outlet casing tube 7,1M bus casing 8, #2 outlet casing tube 10 It is fixed on place by equipment supporter with 2M bus casing 11, #1 is connected between #1 outlet casing tube 7 and 1M bus casing 8 and is gone out HGIS equipment 9 built in line connects HGIS equipment 12 built in #2 outlet, 1M bus between #2 outlet casing tube 10 and 2M bus casing 11 Drawn between casing 8 and 2M bus casing 11 by GIL tracheae and is connect.The characteristics of arbitrarily drawing female connector pipe by GIL tracheae, by bus two The built-in HGIS equipment of side connects, and on the basis of not changing double bus scheme principle, realizes that bus, outlet casing tube are on-demand Arrangement is finally arranged tetra- groups of casings of HGIS by the arrangement of " outlet-bus-bus-outlet ".

As shown in figure 3, #1 outlet casing tube 7 and #2 outlet casing tube 10 are gone out by A phase outlet casing tube, B phase outlet casing tube with C phase Thread casing is constituted, and 1M bus casing 8 and 2M bus casing 11 are by A phase bus casing, B phase bus casing and C phase bus casing Constitute, HGIS equipment 12 built in HGIS equipment 9 built in #1 outlet and #2 outlet as built in A phase outlet HGIS equipment, in B outlet HGIS equipment built in HGIS equipment and C outlet is set to constitute.

As shown in figure 4, HGIS equipment built in A phase outlet in the present embodiment, in HGIS equipment and C outlet built in B outlet Setting HGIS equipment includes 1M bus bar side disconnecting switch 1,2M bus bar side disconnecting switch 2, breaker 3, current transformer 4, outlet The input terminal of side disconnecting switch 5 and voltage transformer 6,1M bus bar side disconnecting switch 1 connects bus casing, and 1M bus bar side is kept apart The output end and breaker 3 of 1 output end connection 2M bus bar side disconnecting switch 2 are closed, the output end of 2M bus bar side disconnecting switch 2 connects Breaker 3 is connect, breaker 3 connects current transformer 4, and current transformer 4 connects outgoing line side disconnecting switch 5, and outgoing line side is kept apart Close 5 connection outlet casing tubes and voltage transformer 6.

As shown in figure 4, the outlet casing tube of each outgoing line interval and bus casing form " c-type ", two outgoing line intervals are formed Bis- " c-type " shapes.

As shown in figure 4, the A phase bus casing in 1M bus casing 8 and between the A phase bus casing in 2M bus casing 11 First GIL branch tracheae 13 and the 2nd GIL branch tracheae 14, a termination 2M bus casing of the first GIL branch tracheae 13 are set Interior A phase bus casing, the A phase bus casing that the other end of the first GIL branch tracheae 13 accesses in 1M bus casing 8 go out with #1 Built in A phase outlet built in line in HGIS equipment 9 between HGIS equipment；One termination 1M bus sheath of the 2nd GIL branch tracheae 14 A phase bus casing in pipe, the other end of the 2nd GIL branch tracheae 14 access A phase bus casing and # in 2M bus casing 11 Built in A phase outlet built in 2 outlets in HGIS equipment 12 between HGIS equipment.

As shown in figure 4, the B phase bus casing in 1M bus casing 8 and between the B phase bus casing in 2M bus casing 11 3rd GIL branch tracheae 15 and the 4th GIL branch tracheae 16, a termination 2M bus casing of the 3rd GIL branch tracheae 15 are set B phase bus casing in 11, the other end of the 3rd GIL branch tracheae 15 access B phase bus casing and #1 in 1M bus casing 8 Built in B phase outlet built in outlet in HGIS equipment 9 between HGIS equipment；One termination 1M bus of the 4th GIL branch tracheae 16 B phase bus casing in casing, the other end of the 4th GIL branch tracheae 16 access the B phase bus casing in 2M bus casing 11 With #2 outlet built in built in B phase outlet in HGIS equipment 12 between HGIS equipment.

As shown in figure 4, the C phase bus casing in 1M bus casing 8 and between the C phase bus casing in 2M bus casing 11 5th GIL branch tracheae 17 and the 6th GIL branch tracheae 18, a termination 2M bus casing of the 5th GIL branch tracheae 17 are set C phase bus casing in 11, the other end of the 5th GIL branch tracheae 17 access C phase bus casing and #1 in 1M bus casing 8 Built in C phase outlet built in outlet in HGIS equipment 9 between HGIS equipment；One termination 1M bus of the 6th GIL branch tracheae 18 C phase bus casing in casing, the other end of the 6th GIL branch tracheae 18 access the C phase bus casing in 2M bus casing 11 With #2 outlet built in built in C phase outlet in HGIS equipment 12 between HGIS equipment.

As shown in figure 3, the HGIS equipment in the present embodiment technical solution, the characteristics of female connector pipe is arbitrarily drawn by GIL tracheae, The built-in HGIS equipment of bus two sides is connected, on the basis of not changing double bus scheme principle, realizes bus, outlet Casing arranges on demand, finally arranges tetra- groups of casings of HGIS by the arrangement of " outlet-bus-bus-outlet ".It is wherein each It is spaced outlet casing tube and bus casing forms " c-type ", two outgoing line intervals form bis- " c-type " shapes.

As shown in figure 4, the built-in HGIS equipment of two outgoing line intervals in the present embodiment shares one group of bus casing.Every group Outgoing line interval reduces by 3 bus casings, and whole equipment reduces by 6 bus casings.

The HGIS equipment of the present embodiment, double bus scheme pattern, double outgoing line intervals share same group of bus casing；It solves When double bus scheme, bus casing is respectively set in outgoing line interval, and place takes up a large area, it is difficult to compress substation's longitudinal size Problem.Dual-breaker interval common bus casing has compressed the distance between different outgoing line interval casings, saves substation Longitudinal size.

It is fixed on place as shown in Figure 1, two sections of tube type bus pass through equipment supporter respectively, the outlet of two sections of tube type bus End is all separately connected 1M bus casing 8 and 2M bus casing 11 by flexible circuit conductor.

As shown in Figure 1, #2 outlet casing tube 10 is insulated by the first pendency that flexible circuit conductor is connected on the first outlet structure 19 On substring 20, the first outlet structure 19 is fixed on place, and the first frame girder 21 and second is arranged on the first outlet structure 19 Frame girder 22, the first frame girder 21 are located at the top of the second frame girder 22；First suspension insulator 20 is arranged in the second framework On beam 22, the first strain insulator string 23 is set on the second frame girder 22, the first suspension insulator 20 and the first strain insulator are exhausted Flexible circuit conductor is connected between edge substring 23, picks out the second outlet on the first strain insulator string 23.

As shown in Figure 1, #1 outlet casing tube 7 is connected to the second suspension insulator on the second outlet structure 24 by flexible circuit conductor String 25 on, the second outlet structure 24 is fixed on place, the second outlet structure 24 top be arranged third frame girder 26, second Suspension insulator 25 is arranged on third frame girder 26, and the second strain insulator string 27 is arranged on third frame girder 26, the Flexible circuit conductor is connected between two suspension insulators 25 and the second strain insulator string 27, is passed through on the second strain insulator string 27 soft Conducting wire connects the third strain insulator string 28 being arranged on the first frame girder 21, and the 4th strain insulator is arranged on the first frame girder 21 Insulator chain 29 connects flexible circuit conductor, the insulation of the 4th strain insulator between third strain insulator string 28 and the 4th strain insulator string 29 The first outlet is picked out on substring 29.

The distribution structure of the present embodiment, #1 outlet casing tube 7 are connected to second on the second outlet structure 24 by flexible circuit conductor Suspension insulator 25 leads to the second strain insulator string 27, and the second strain insulator string 27 leads to the first outlet by flexible circuit conductor The third strain insulator string 28 on 19 upper layer of framework, third strain insulator string 28 lead to the 4th strain insulator by flexible circuit conductor String 29 picks out the first outlet on the 4th strain insulator string 29；Realize overhead outlet.#2 outlet casing tube 10 is connected by flexible circuit conductor First suspension insulator 20 leads to the first strain insulator string 23, the first strain insulator string 23 on to the first outlet structure 19 On pick out the second outlet；Realize overhead outlet.

As shown in Figure 1, the distribution structure of the present embodiment, is arranged the first frame girder 21 at the top of the first outlet structure 19, The second frame girder 22 is arranged in lower layer, and the first frame girder 21 and the second frame girder 22 constitute the double-deck outlet structure.In the first frame girder Third strain insulator string 28 is set on 21 and the 4th strain insulator string 29, third strain insulator string 28 and the 4th strain insulator are exhausted It is connected between edge substring 29 by flexible circuit conductor, the first strain insulator string 23 is set on the second frame girder 22 and the first pendency is exhausted Edge substring 20 is connected between first strain insulator string 23 and the first suspension insulator 20 by flexible circuit conductor.

The distribution structure of the present embodiment, double outgoing line intervals share same group of bus casing；Solves double bus scheme pattern Under, the problem of substation can not implement dually arrayed.Double outgoing line intervals share same group of bus casing, and it is double female to realize substation Line wiring, dually arrayed power distribution equipment pattern, compress substation's occupied area, reduce substation's cost, improve operation of power networks Reliability and safety.

The distribution structure of the present embodiment meets the requirement of power network development, ensures power grid security reliability service；It makes full use of Limited land resource reduces the occupied area of substation；Bus casing quantity is reduced, construction investment is reduced；Corresponding scene The workloads such as test, debugging are also minimized, and can satisfy the timing node requirement of engineering construction.

As described above, although the utility model has been indicated and described referring to specific preferred embodiment, it must not It is construed to the limitation to the utility model itself.In the spirit and scope for not departing from the utility model that appended claims define Under the premise of, it can various changes can be made in the form and details to it.

Claims (2)

1. a kind of distribution structure applied to double-bus outlet, which is characterized in that including two sections of tube type bus and with two sections of casts The HGIS equipment that bus is connected by flexible circuit conductor respectively, the leading-out terminal of two sections of tube type bus are respectively connected to by flexible circuit conductor HGIS equipment, the outgoing line side of HGIS equipment, which passes through the double-deck outlet structure and draws, is connected to leading-out terminal；

HGIS equipment includes #1 outlet casing tube (7), 1M bus casing (8), HGIS equipment (9), #2 outlet casing tube built in #1 outlet (10), HGIS equipment (12) built in 2M bus casing (11) and #2 outlet, #1 outlet casing tube (7), 1M bus casing (8), #2 go out Thread casing (10) and 2M bus casing (11) are fixed on place by equipment supporter, #1 outlet casing tube (7) and 1M bus sheath It manages and connects HGIS equipment (9) built in #1 outlet between (8), #2 is connected between #2 outlet casing tube (10) and 2M bus casing (11) and is gone out HGIS equipment (12) built in line are drawn by GIL tracheae between 1M bus casing (8) and 2M bus casing (11) and are connect；

#1 outlet casing tube (7) and #2 outlet casing tube (10) are by A phase outlet casing tube, B phase outlet casing tube and C phase outlet casing tube structure At,

1M bus casing (8) and 2M bus casing (11) are by A phase bus casing, B phase bus casing and C phase bus casing structure At,

HGIS equipment (12) HGIS equipment, B as built in A phase outlet go out built in HGIS equipment (9) built in #1 outlet and #2 outlet HGIS equipment built in HGIS equipment built in line and C outlet is constituted,

A phase bus casing in 1M bus casing (8) and it is arranged first between the A phase bus casing in 2M bus casing (11) GIL branch tracheae (13) and the 2nd GIL branch tracheae (14), the one of the first GIL branch tracheae (13) terminate in 2M bus casing A phase bus casing, the first GIL branch tracheae (13) the other end access 1M bus casing (8) in A phase bus casing and #1 Built in A phase outlet built in outlet in HGIS equipment (9) between HGIS equipment；One termination 1M of the 2nd GIL branch tracheae (14) A phase bus casing in bus casing, the other end of the 2nd GIL branch tracheae (14) access the A phase in 2M bus casing (11) Bus casing with built in the A phase outlet built in #2 outlet in HGIS equipment (12) between HGIS equipment；

B phase bus casing in 1M bus casing (8) and third is set between the B phase bus casing in 2M bus casing (11) GIL branch tracheae (15) and the 4th GIL branch tracheae (16), a termination 2M bus casing of the 3rd GIL branch tracheae (15) (11) the B phase bus casing in, the other end of the 3rd GIL branch tracheae (15) access the B phase bus sheath in 1M bus casing (8) Manage with built in the B phase outlet built in #1 outlet in HGIS equipment (9) between HGIS equipment；The one of 4th GIL branch tracheae (16) The B phase bus casing in 1M bus casing is terminated, other end access 2M bus casing (11) of the 4th GIL branch tracheae (16) is interior B phase bus casing with built in the B phase outlet built in #2 outlet in HGIS equipment (12) between HGIS equipment；

C phase bus casing in 1M bus casing (8) and setting the 5th between the C phase bus casing in 2M bus casing (11) GIL branch tracheae (17) and the 6th GIL branch tracheae (18), a termination 2M bus casing of the 5th GIL branch tracheae (17) (11) the C phase bus casing in, the other end of the 5th GIL branch tracheae (17) access the C phase bus sheath in 1M bus casing (8) Manage with built in the C phase outlet built in #1 outlet in HGIS equipment (9) between HGIS equipment；The one of 6th GIL branch tracheae (18) The C phase bus casing in 1M bus casing is terminated, other end access 2M bus casing (11) of the 6th GIL branch tracheae (18) is interior C phase bus casing with built in the C phase outlet built in #2 outlet in HGIS equipment (12) between HGIS equipment；

Two sections of tube type bus pass through equipment supporter respectively and are fixed on place, and the leading-out terminal of two sections of tube type bus all passes through flexible circuit conductor It is separately connected 1M bus casing (8) and 2M bus casing (11)；

#1 outlet casing tube (7) is connected on the first suspension insulator (20) on the first outlet structure (19) by flexible circuit conductor, First outlet structure (19) is fixed on place, and the first frame girder (21) and the second framework are arranged on the first outlet structure (19) Beam (22), the first frame girder (21) are located at the top of the second frame girder (22)；First suspension insulator (20) is arranged second On frame girder (22), it is arranged on the second frame girder (22) the first strain insulator string (23), the first suspension insulator (20) Flexible circuit conductor is connected between the first strain insulator string (23), the first strain insulator string picks out the second outlet on (23)；

#2 outlet casing tube (10) is connected on the second suspension insulator (25) on the second outlet structure (24) by flexible circuit conductor, Second outlet structure (24) is fixed on place, and third frame girder (26) are arranged at the top of the second outlet structure (24), and second Suspension insulator (25) is arranged on third frame girder (26), and the second strain insulator string is arranged on third frame girder (26) (27), flexible circuit conductor, the second strain insulator are connected between the second suspension insulator (25) and the second strain insulator string (27) The third strain insulator string (28) being arranged on the first frame girder (21) on string (27) by flexible circuit conductor connection, in the first framework 4th strain insulator string (29) is set on beam (21), third strain insulator string (28) and the 4th strain insulator string (29) it Between connect flexible circuit conductor, pick out the first outlet on the 4th strain insulator string (29).

2. being applied to the distribution structure of double-bus outlet as described in claim 1, which is characterized in that HGIS built in A phase outlet HGIS equipment built in HGIS equipment built in equipment, B outlet and C outlet include 1M bus bar side disconnecting switch (1), 2M bus bar side every Leave pass (2), breaker (3), current transformer (4), outgoing line side disconnecting switch (5) and voltage transformer (6), 1M bus bar side every The input terminal connection bus casing of pass (1) is left, the output end of 1M bus bar side disconnecting switch (1) connects 2M bus bar side disconnecting switch (2) output end of output end and breaker (3), 2M bus bar side disconnecting switch (2) connects breaker (3), breaker (3) connection Current transformer (4), current transformer (4) connect outgoing line side disconnecting switch (5), and outgoing line side disconnecting switch (5) connects lead collar Pipe and voltage transformer (6).