CN208094000U - High-tension switch cabinet group - Google Patents
High-tension switch cabinet group Download PDFInfo
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- CN208094000U CN208094000U CN201820694240.XU CN201820694240U CN208094000U CN 208094000 U CN208094000 U CN 208094000U CN 201820694240 U CN201820694240 U CN 201820694240U CN 208094000 U CN208094000 U CN 208094000U
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- cabinet
- phase
- branch bar
- tension switch
- busbar
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Abstract
The utility model is related to a kind of high-tension switch cabinet groups.The high-tension switch cabinet group includes the first cabinet and the second cabinet being set up in parallel, the first branch bar is equipped in first cabinet, the second branch bar is equipped in second cabinet, three phase lines of the first branch bar and three phase lines of the second branch bar are correspondingly connected with by getting in touch with busbar, the high-tension switch cabinet group further includes the threephase current transformer being respectively sleeved in three phase lines of contact busbar, and the inlet wire cable being connect with the first branch bar is equipped in the first cabinet.The contact busbar of the high-tension switch cabinet group realizes the connection of the first branch bar and the second branch bar, threephase current transformer is respectively sleeved in three phase lines of contact busbar, to leave the space of setting inlet wire cable in the first cabinet, the connector for making inlet wire cable be connected with the first branch bar and meet national standard at a distance from the first cabinet bottom of cabinet.
Description
Technical field
The utility model is related to a kind of high-tension switch cabinet groups.
Background technology
With the development and transformation of China's urban and rural power grids, the AC metal closed switch of KYN28A-12 armored type withdraw-types is set
It is standby to be widely used in rated voltage 3.6kV~12kV, rated frequency 50Hz in big power station, substation and operating mode enterprise
AC network in, when in use, often multiple switch cabinet is arranged side by side to form switchgear group switchgear, for receive and
Electric energy is distributed to use.
Publication No. is CN106159688A, and date of publication is that the Chinese patent application of 2016.11.23 discloses one kind back-to-back
12 kV switchgear groups, the switchgear group include the first cabinet and the second cabinet, and band A, B, C three phase terminals are equipped at the top of the first cabinet
First phase modulation room of son, the second cabinet top are equipped with the second phase modulation room with A, B, C three-phase terminal, the first cabinet and the second cabinet
Mutually patch is held together and is overlapped back-to-back, and indoor A, B, C three-phase Zhi Duanzi of the first phase modulation and the first phase modulation room side wall are fixed
One end is fixedly installed the back side and that A, B, C three-phase Zhi Duanzi, A, B, C three-phase Zhi Duanzi sequentially pass through the first cabinet respectively
The back side of two cabinets stretches into the second phase modulation room, connection of the indoor A phase terminals of the second phase modulation across the B phase terminals in it
Phase Zhi Duanzi, connection C phase terminal of the indoor C phase terminals of the second phase modulation across the B phase terminals in it.The switchgear group knot
Structure is simple, and space hold is small, and use cost is low.
Requirement of many state's net projects to the current transformer of switchgear is high, to ensure technical parameter, can only use size
Larger mutual inductor mutual inductor and makes cable lug meet national standard at a distance from switch cabinet bottom in order to facilitate the installation of,
The scheme routinely used is to widen lengthening cabinet, and still, widening lengthening cabinet cannot make the space in switchgear obtain effective profit
With cabinet is larger to be not easy to in-site installation.
Utility model content
The purpose of this utility model is to provide a kind of high-tension switch cabinet groups, solve switchgear in the prior art due to mutual
Sensor size is larger and space in switchgear cannot be made to be utilized effectively and install inconvenient problem.
To achieve the above object, the technical solution of the utility model high-tension switch cabinet group is:The high-tension switch cabinet group includes
The first cabinet and the second cabinet being set up in parallel, the first cabinet is interior to be equipped with the first branch bar, and second point is equipped in the second cabinet
Branch bus, three phase lines of the first branch bar and three phase lines of the second branch bar are connected by getting in touch with busbar and corresponding to
It connecing, the high-tension switch cabinet group further includes the threephase current transformer being respectively sleeved in three phase lines of contact busbar, the
The inlet wire cable being connect with the first branch bar is equipped in one cabinet.
Advantage is:The contact busbar of the high-tension switch cabinet group realizes the first branch bar and the second branch bar
Connection, threephase current transformer is respectively sleeved in three phase lines of contact busbar, to leave setting in the first cabinet
Meet national standard at a distance from the space of inlet wire cable, the connector for making inlet wire cable be connected with the first branch bar and the first cabinet bottom of cabinet
It is required that.
The inlet wire cable is introduced by the bottom of the first cabinet.
The threephase current transformer is arranged on the opposite side wall of the first cabinet and the second cabinet, threephase current transformer
Both ends be respectively protruding into the first cabinet and the second cabinet.
The contact busbar is the horizontal busbar through the first cabinet and the second cabinet.
Three phase lines arranged along the vertical direction of the contact busbar.
The phase sequence of three phase line exits of first branch bar and the second branch bar is C from top to bottom
Phase, B phases, A phases, the phase sequence for getting in touch with three phase lines of busbar are followed successively by C phases, B phases, A phases from top to bottom.
Advantage is:Such structure convenient in branch bar and the second cabinet in the first cabinet branch bar with
The connection for getting in touch with busbar reduces intersection when three phase lines of branch bar in two cabinets are to get in touch with busbar connection.
The phase sequence of three phase lines of first branch bar and the second branch bar is on contact busbar extending direction
It is that A phase, B phase, C phase, the first cabinet and the second cabinet are arranged side by side along contact busbar extending direction.
It is mutual that the three-phase current passed through for three phase lines of the branch bar in the second cabinet is equipped in second cabinet
Sensor.
Description of the drawings
The structural representation that Fig. 1 connects for two cabinet branch bars in the embodiment 1 of the utility model high-tension switch cabinet group
Figure;
Fig. 2 is the partial sectional view of the side view of the first cabinet of high-tension switch cabinet group shown in FIG. 1;
Fig. 3 is the layout drawing of the A phase lines of the first branch bar shown in Fig. 2;
Fig. 4 is sectional views of the Fig. 3 along M-M lines;
Fig. 5 is the layout drawing of the B phase lines of the first branch bar shown in Fig. 2;
Fig. 6 is sectional views of the Fig. 5 along M-M lines;
Fig. 7 is the layout drawing of the C phase lines of the first branch bar shown in Fig. 2;
Fig. 8 is sectional views of the Fig. 7 along M-M lines;
Fig. 9 is the partial sectional view of the side view of the second cabinet of high-tension switch cabinet group shown in Fig. 1;
Figure 10 is the layout drawing of the A phase lines of the second branch bar shown in Fig. 9;
Figure 11 is sectional views of the Figure 10 along M-M lines;
Figure 12 is the layout drawing of the B phase lines of the second branch bus shown in Fig. 9;
Figure 13 is sectional views of the Figure 12 along M-M lines;
Figure 14 is the layout drawing of the C phase lines of the second branch bar shown in Fig. 9;
Figure 15 is sectional views of the Figure 14 along M-M lines;
Reference sign:1. the first cabinet;2. the second cabinet;3. the first branch bar;4. the second branch bar;5.
Network busbar;6. the first contact box;71. the first A phase current mutual inductors;72. the first B phase current mutual inductors;73. the first C phase currents
Mutual inductor;8. inlet wire cable;9. the second contact box;101. the 2nd A phase current mutual inductors;102. the 2nd B phase current mutual inductors;
103. the 2nd C phase current mutual inductors.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
The embodiment 1 of the utility model high-tension switch cabinet group, as shown in Fig. 1 to Figure 15, which includes simultaneously
The first cabinet 1 and the second cabinet 2 of setting are arranged, the first branch bar 3 is equipped in the first cabinet 1, second is equipped in the second cabinet 2
Branch bar 4, three phase lines of the first branch bar 3 and three phase lines of the second branch bar 4 are right by getting in touch with busbar 5
It should connect, high-tension switch cabinet group further includes the threephase current transformer being respectively sleeved in three phase lines of contact busbar 5, the
It is equipped with the inlet wire cable 8 being connect with the first branch bar 3 in one cabinet 1.
In the present embodiment, contact busbar 5 is the horizontal busbar through the first cabinet 1 and the second cabinet 2, first switch cabinet
Phase sequence with three phase line exits of branch bar in second switch cabinet is C phases, B phases, A phases from top to bottom, gets in touch with busbar 5
Arranged, the phase sequence for getting in touch with three phase lines of busbar 5 are followed successively by C phases, B to three phase lines from top to bottom along the vertical direction
Phase, A phases.
In the present embodiment, inlet wire cable 8 is introduced by the bottom of the first cabinet 1, and inlet wire cable 8 is located in the first cabinet 1
The lower section of first contact box 6.The opposite side wall of first cabinet 1 and the second cabinet 2 be equipped with the first threephase current transformer, first
Threephase current transformer include respectively with the corresponding first A phase current mutual inductors 71 of contact three articles of phase lines of busbar 5, the first B
The both ends of phase current mutual inductor 72 and the first C phase current mutual inductors 73, each phase current mutual inductor are respectively protruding into the first cabinet 1 and
Two cabinets 2.
In the present embodiment, in the second cabinet 2 second contact box 9 lower section be equipped with the second threephase current transformer, second
Threephase current transformer includes the 2nd A phase current mutual inductances corresponding with three articles of phase lines of branch bar in the second cabinet 2 respectively
Device 101, the 2nd B phase current mutual inductors 102 and the 2nd C phase current mutual inductors 103.
In the present embodiment, the phase sequence of three phase lines of the first branch bar 3 and the second branch bar 4 is in contact busbar
It is that A phase, B phase, C phase, the first cabinet 1 and the second cabinet 2 are arranged side by side along contact 5 extending direction of busbar on 5 extending directions.
The high-tension switch cabinet group, will be in the first cabinet 1 of inlet wire cable 8 and high-tension switch cabinet during carrying out distribution
Contact box below branch bar connection, the branch bar in the first cabinet 1 is correspondingly connected with contact busbar 5, contact busbar 5
Three phase lines be pierced by the first cabinet 1 by the first threephase current transformer respectively, three of the branch bar in the second cabinet 2
Phase line is each passed through the second threephase current transformer and is connect with the contact busbar 5 stretched into the second cabinet 2, and then realizes the
The connection of the second branch bar 4 in the first branch bar 3 and the second cabinet 2 in one cabinet 1, the first cabinet 1 and the second cabinet
Body 2 can carry out distribution work, disclosure satisfy that requirement.
The contact busbar 5 of the utility model high-tension switch cabinet group realizes the first branch bar 3 and the second branch bar 4
Connection, threephase current transformer are respectively sleeved in three phase lines of contact busbar 5, for leave in the first cabinet be arranged into
The space of line cable 8, the connector for making inlet wire cable 8 be connected with the first branch bar 3 and meets state at a distance from the first cabinet bottom of cabinet
Mark requires.
The embodiment 2 of the utility model high-tension switch cabinet group, difference from example 1 is that, the three of contact busbar 5
The phase sequence of phase line exit is followed successively by A phase, B phase, C phase from top to bottom.But setting may result in two cabinets in this way
The case where three phase lines of interior branch bar are intersected when being connect with contact busbar 5.
The embodiment 3 of the utility model high-tension switch cabinet group, difference from example 1 is that, it is touched in the second cabinet 2
Current transformer is not provided with below head cartridge.
The embodiment 4 of the utility model high-tension switch cabinet group, difference from example 1 is that, the first three-phase current
Mutual inductor is arranged on the side wall in the first cabinet, and contact busbar 5 is drawn in the first cabinet 1 and passes through first in the first cabinet 1
Threephase current transformer, then be pierced by from the side wall of the first cabinet 1 and enter the second cabinet.
Claims (8)
1. it is female it to be equipped with the first branch high-tension switch cabinet group, including the first cabinet and the second cabinet that are set up in parallel, in the first cabinet
Line, the second cabinet is interior to be equipped with the second branch bar, it is characterised in that:Three phase lines of the first branch bar and the second branch are female
Three phase lines of line are correspondingly connected with by getting in touch with busbar, and the high-tension switch cabinet group further includes being respectively sleeved at contact busbar
Threephase current transformer in three phase lines, the first cabinet is interior to be equipped with the inlet wire cable being connect with the first branch bar.
2. high-tension switch cabinet group according to claim 1, it is characterised in that:The inlet wire cable by the first cabinet bottom
It introduces.
3. high-tension switch cabinet group according to claim 1, it is characterised in that:The threephase current transformer is arranged first
On the opposite side wall of cabinet and the second cabinet, the both ends of threephase current transformer are respectively protruding into the first cabinet and the second cabinet.
4. high-tension switch cabinet group according to claim 1 or 2 or 3, it is characterised in that:The contact busbar is through first
The horizontal busbar of cabinet and the second cabinet.
5. high-tension switch cabinet group according to claim 4, it is characterised in that:Three phase lines of the contact busbar are along upper
Lower direction arranged.
6. high-tension switch cabinet group according to claim 5, it is characterised in that:First branch bar and the second branch are female
The phase sequence of three phase line exits of line is C phases, B phases, A phases from top to bottom, gets in touch with the phase sequence of three phase lines of busbar
It is followed successively by C phases, B phases, A phases from top to bottom.
7. high-tension switch cabinet group according to claim 4, it is characterised in that:First branch bar and the second branch are female
The phase sequence of three phase lines of line is A phase, B phase, C phase, the first cabinet and the second cabinet edge on contact busbar extending direction
Busbar extending direction is got in touch with to be arranged side by side.
8. high-tension switch cabinet group according to claim 1 or 2 or 3, it is characterised in that:It is equipped in second cabinet for the
The threephase current transformer that three phase lines of the branch bar in two cabinets pass through.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820694240.XU CN208094000U (en) | 2018-05-10 | 2018-05-10 | High-tension switch cabinet group |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820694240.XU CN208094000U (en) | 2018-05-10 | 2018-05-10 | High-tension switch cabinet group |
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CN208094000U true CN208094000U (en) | 2018-11-13 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108512057A (en) * | 2018-05-10 | 2018-09-07 | 河南森源电气股份有限公司 | A kind of high-tension switch cabinet group |
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2018
- 2018-05-10 CN CN201820694240.XU patent/CN208094000U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108512057A (en) * | 2018-05-10 | 2018-09-07 | 河南森源电气股份有限公司 | A kind of high-tension switch cabinet group |
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