CN203135302U - Three-phase box-sharing HGIS structure - Google Patents
Three-phase box-sharing HGIS structure Download PDFInfo
- Publication number
- CN203135302U CN203135302U CN 201220714446 CN201220714446U CN203135302U CN 203135302 U CN203135302 U CN 203135302U CN 201220714446 CN201220714446 CN 201220714446 CN 201220714446 U CN201220714446 U CN 201220714446U CN 203135302 U CN203135302 U CN 203135302U
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- circuit breaker
- hgis
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- sharing
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Abstract
The utility model relates to a three-phase box-sharing HGIS structure. A box body is in bilateral-symmetry on the whole. The three-phase box-sharing HGIS structure comprises a circuit breaker arranged at the middle of the box body and a circuit breaker operating mechanism arranged above the circuit breaker; the left and right sides of the circuit breaker are respectively connected with one built-in type current transformer; the upper left corner and the upper right corner of the box body are respectively provided with one set of wire-entering/outgoing sleeve; three-position disconnecting and grounding switches are arranged between the wire-entering/outgoing sleeves and the current transformers; and an independent quick grounding switch is arranged below one three-position disconnecting and grounding switch at the left side or at the right side. The three-phase box-sharing HGIS structure of the utility model is advantageous in compact and concise structure and reliable performance; and the three-phase box-sharing HGIS structure can be used as a standard module to realize the modular design of a 145kV HGIS, can meet the requirements main wiring of clients such as state grid corporation and south grid corporation, and can assist in decreasing product cost, improving anti-pollution level, reducing the interference of external environment, ensuring the operational stability of products and improving voltage rating.
Description
Technical field
The utility model belongs to SF
6The semiclosed switchgear of gas-insulated metal (HGIS) relates to a kind of three-phase combined type HGIS structure.
Background technology
Present stage, the circuit breaker of the semiclosed switchgear of 126kV gas-insulated metal (HGIS) is placed on a housing the inside separately by A, B, C three-phase arc control device, be connected the spring operating mechanism of circuit breaker again by connecting lever box separately with public drive system, realize three alternate interlocks; Isolation ground connection unit switch A, B, C three-phase are placed on a housing the inside separately, connect the electric operating actuator by public drive system again, realize the breaking-closing operating of isolation and earthed switch, has only electrical interlock between the two, do not have mechanical interlocking, can't realize High-Voltage Electrical Appliances " five is anti-" specification requirement fully.Housing quantity is many, project organization complexity, processing and manufacturing cost height, and operational stability is poor, and product competitiveness is poor.It is ever-changing that the version incompatibility state net of existing old product, southern net and enterprise customer's main electrical scheme require, and had a strong impact on the economic benefit of company.
Summary of the invention
The utility model is in order to remedy the deficiencies in the prior art, provides that a kind of compact conformation is succinct, the three-phase combined type HGIS structure of dependable performance.
The utility model is achieved by the following technical solution:
Three-phase combined type HGIS structure of the present utility model, casing integral body is the left-right symmetric structure, its special character is: comprise the circuit breaker that is installed in the casing middle part, the circuit breaker operation mechanism that is installed in the circuit breaker top, the circuit breaker left and right sides connects a built-in current transformer respectively, one group of turnover thread casing is installed in the casing upper left corner and the upper right corner respectively, install between turnover thread casing and the current transformer and be connected three station isolation earthing switch, independent high speed grounding switch also is set below the three station isolation earthing switch on left side and/or right side; Breaker portion is arranged in the same housing A, B, C three-phase circuit compactness; Three station isolation earthing switch realize that by a circuit breaker operation mechanism three-phase directly connects driving, finish the reciprocating motion of moving contact between isolated location-centre position-earthing position, can realize isolating switch divide-shut brake, earthed switch divide-shut brake.
Three station isolation earthing switch comprise and are installed in ground connection fixed contact, moving contact and the isolation fixed contact that is arranged in order on the casing, the three is positioned on same the angled straight lines, moving contact is installed on the casing by support arm, the first end of movable contact is corresponding with the ground connection fixed contact, the other end is corresponding with the isolation fixed contact, realizes isolation, centre position, three kinds of operating modes of ground connection.
Also be provided with three-phase lightning protector, threephase potential transformer interface on the casing.
The movement of moving contact is driven by rack-and-pinion and realizes, by the gear in the rotating drive drive system of circuit breaker operation mechanism, the motion of tooth bar.
The beneficial effects of the utility model are, not only compact conformation is succinct for this product, dependable performance, and the interface that assembles three-phase lightning protector, threephase potential transformer is equipped with, can be used as standard module and realize the unitization design of 145kVHGIS, satisfy users' such as state's net, south net various main electrical scheme requirements; Simplified product structure, improved the degree of product standardization, reduced the quantity of circuit breaker, isolation, earthed switch operating mechanism driving member, reduced product cost, anti-filthy grade improves, and has reduced the interference of external environment, guaranteed the product operation stability, improve electric pressure, saved floor space more, strengthened product competitiveness.This design is mainly used in domestic electrical network, business electrical and external 145kV level and the semiclosed switchgear of following gas-insulated metal (HGIS).
Description of drawings
Fig. 1, Fig. 2 are followed successively by front view, the right view of the former branch semiclosed switchgear of box 126kV gas-insulated metal (HGIS).Fig. 3 is the utility model structure chart, and the left side is outlet, and the right side is inlet wire.
Among the figure: 1 circuit breaker, 2 current transformers, 3 isolation, ground connection unit switch, 4 turnover thread casings, 5 switch supporters, 6 high speed grounding switches, 7 three station isolation earthing switch.8 circuit breaker operation mechanisms, 9 ground connection fixed contacts, 10 support arms, 11 isolate fixed contact, 12 moving contacts.
Embodiment
Accompanying drawing is a kind of specific embodiment of the present utility model.
Three-phase combined type HGIS structure of the present utility model, casing integral body is the left-right symmetric structure, comprise the circuit breaker 1 that is installed in the casing middle part, the circuit breaker operation mechanism 8 that is installed in the circuit breaker top, the circuit breaker left and right sides connects a built-in current transformer 2 respectively, one group of turnover thread casing 4 is installed in the casing upper left corner and the upper right corner respectively, install between turnover thread casing and the current transformer and be connected three station isolation earthing switch 7, independent high speed grounding switch 6 also is set below the tri-station isolating switch on left side and/or right side.Breaker portion is arranged in the same housing A, B, C three-phase circuit compactness; Three station isolation earthing switch realize that by a circuit breaker operation mechanism three-phase directly connects driving, finish the reciprocating motion of moving contact between isolated location-centre position-earthing position, can realize isolating switch divide-shut brake, earthed switch divide-shut brake.
Three station isolation earthing switch comprise and are installed in ground connection fixed contact 9, moving contact and the isolation fixed contact 11 that is arranged in order on the casing, the three is positioned on same the angled straight lines, moving contact 12 is installed on the casing by support arm 10, the first end of movable contact is corresponding with the ground connection fixed contact, the other end is corresponding with the isolation fixed contact, realizes isolation, centre position, three kinds of operating modes of ground connection.Lower box is provided with switch supporter 5.
Also be provided with three-phase lightning protector, threephase potential transformer interface on the casing.
The movement of moving contact is driven by rack-and-pinion and realizes, by the gear in the rotating drive drive system of circuit breaker operation mechanism, the motion of tooth bar.
Three-phase combined type HGIS structure of the present utility model mainly is made of circuit breaker 1, current transformer 2, three station isolation earthing switch 7, turnover thread casing 4, switch supporter 5, independent high speed grounding switch 6 etc.Breaker portion is with being arranged in the same housing of A, B, C three-phase compactness in this design, and the turnover thread casing of the circuit breaker of three-phase, three-phase, three station isolation earthing switch, high speed grounding switch all are arranged in the same housing.The box structure of the branch that breaks traditions, having substituted traditional A, B, C three links and realizes the three-phase breaking-closing operating same period by the connecting lever box of complexity and kinematic link, phenomenons such as branch mailbox connecting lever box and kinematic link for a long time exposedly get rusty out of doors, clamping stagnation have been avoided, saved 1/4 production cost, performance more is superior to branch mailbox HGIS structure; And the three-station of compact conformation realizes that by a motor-operating mechanism three-phase directly connects driving, rotating by motor-operating mechanism drives the gear in the drive system, the rotation of tooth bar, finish the reciprocating motion of contact between isolated location-centre position-earthing position, can realize isolating switch divide-shut brake, earthed switch divide-shut brake.Thereby realized three station manipulations truly, substituted the outdoor interlock connecting rod of three-phase of the unsettled electric actuator of traditional operating characteristics and transmission performance difference.Not only compact conformation is succinct for this product, dependable performance, and the interface of assembling three-phase lightning protector, threephase potential transformer is equipped with, can be used as the unitization design that standard module is realized 145kVHGIS, satisfies users' such as state's net, south net various main electrical scheme requirements; Simplified product structure, improved the degree of product standardization, reduced the quantity of circuit breaker, isolation, earthed switch operating mechanism driving member, reduced product cost, anti-filthy grade improves, and has reduced the interference of external environment, guaranteed the product operation stability, improve electric pressure, saved floor space more, strengthened product competitiveness.This design is mainly used in domestic electrical network, business electrical and external 145kV level and the semiclosed switchgear of following gas-insulated metal (HGIS).
Claims (4)
1. three-phase combined type HGIS structure, casing integral body is the left-right symmetric structure, it is characterized in that: comprise the circuit breaker that is installed in the casing middle part, the circuit breaker operation mechanism that is installed in the circuit breaker top, the circuit breaker left and right sides connects a built-in current transformer respectively, one group of turnover thread casing is installed in the casing upper left corner and the upper right corner respectively, install between turnover thread casing and the current transformer and be connected three station isolation earthing switch, independent high speed grounding switch also is set below the three station isolation earthing switch on left side and/or right side; Breaker portion is arranged in the same housing A, B, C three-phase circuit compactness; Three station isolation earthing switch realize that by a circuit breaker operation mechanism three-phase directly connects driving, finish the reciprocating motion of moving contact between isolated location-centre position-earthing position, can realize isolating switch divide-shut brake, earthed switch divide-shut brake.
2. according to right 1 described three-phase combined type HGIS structure, it is characterized in that: three station isolation earthing switch comprise and are installed in ground connection fixed contact, moving contact and the isolation fixed contact that is arranged in order on the casing, the three is positioned on same the angled straight lines, moving contact is installed on the casing by support arm, the first end of movable contact is corresponding with the ground connection fixed contact, the other end is corresponding with the isolation fixed contact, realizes isolation, centre position, three kinds of operating modes of ground connection.
3. according to right 1 or 2 described three-phase combined type HGIS structures, it is characterized in that: also be provided with three-phase lightning protector, threephase potential transformer interface on the casing.
4. according to right 2 described three-phase combined type HGIS structures, it is characterized in that: the movement of moving contact is driven by rack-and-pinion and realizes, by the gear in the rotating drive drive system of circuit breaker operation mechanism, the motion of tooth bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220714446 CN203135302U (en) | 2012-12-22 | 2012-12-22 | Three-phase box-sharing HGIS structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220714446 CN203135302U (en) | 2012-12-22 | 2012-12-22 | Three-phase box-sharing HGIS structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203135302U true CN203135302U (en) | 2013-08-14 |
Family
ID=48943243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220714446 Expired - Fee Related CN203135302U (en) | 2012-12-22 | 2012-12-22 | Three-phase box-sharing HGIS structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203135302U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810743A (en) * | 2015-04-16 | 2015-07-29 | 山东泰山恒信开关集团有限公司 | Three-phase common box HGIS (Hybrid Gas Insulated Switchgear) equipment |
| CN109449814A (en) * | 2018-11-13 | 2019-03-08 | 青岛特锐德电气股份有限公司 | A kind of modularized compact type 110kVHGIS combined electric appliance system |
| CN114743837A (en) * | 2021-12-16 | 2022-07-12 | 河南平高电气股份有限公司 | Circuit breaker sleeve assembling auxiliary device and circuit breaker sleeve assembling method |
-
2012
- 2012-12-22 CN CN 201220714446 patent/CN203135302U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810743A (en) * | 2015-04-16 | 2015-07-29 | 山东泰山恒信开关集团有限公司 | Three-phase common box HGIS (Hybrid Gas Insulated Switchgear) equipment |
| CN109449814A (en) * | 2018-11-13 | 2019-03-08 | 青岛特锐德电气股份有限公司 | A kind of modularized compact type 110kVHGIS combined electric appliance system |
| CN114743837A (en) * | 2021-12-16 | 2022-07-12 | 河南平高电气股份有限公司 | Circuit breaker sleeve assembling auxiliary device and circuit breaker sleeve assembling method |
| CN114743837B (en) * | 2021-12-16 | 2024-04-12 | 河南平高电气股份有限公司 | Auxiliary device for assembling circuit breaker sleeve and method for assembling circuit breaker sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20151222 |
|
| EXPY | Termination of patent right or utility model |