CN204190252U - SF6 insulate vacuum demarcation switch cabinet - Google Patents
SF6 insulate vacuum demarcation switch cabinet Download PDFInfo
- Publication number
- CN204190252U CN204190252U CN201420623425.3U CN201420623425U CN204190252U CN 204190252 U CN204190252 U CN 204190252U CN 201420623425 U CN201420623425 U CN 201420623425U CN 204190252 U CN204190252 U CN 204190252U
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- vacuum
- operating mechanism
- gas tank
- box type
- type gas
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of SF6 insulate vacuum demarcation switch cabinet.The utility model comprises cabinet (1), common box type gas tank (2), vacuum extinction chamber component (4), vacuum circuit-breaker spring operating mechanism (5), isolator operating mechanism (6), isolation knife assembly (7), static contact component (8), earthed switch assembly (9), conducting copper (10), integral type zero sequence current mutual inductor (11), outlet casing tube (12), entrance bushing (13), voltage transformer (14).The utility model compact conformation, parts are few, can realize monitoring and defencive function, outdoor (interior) is easy for installation, stable performance, long service life, various adverse circumstances can be adapted under use.
Description
Technical field
The utility model relates to electric power system high-tension distribution equipment, particularly a kind of miniaturized vacuum demarcation switch cabinet the complete sets of equipment.
Background technology
Along with power industry development, China's distribution system has had new requirement to city net, relate to some residence districts, shopping centre, region that power load is larger all will install vacuum dividing switch cubicle additional, its objective is each place normal power supply of protection, under the prerequisite broken down, do not affect adjacent region electricity consumption; Current domestic vacuum dividing switch cubicle inner structure design comprises the electric components such as vacuum circuit-breaker, isolating switch, current transformer, voltage transformer, most employing air insulation, cabinet molded dimension is all larger, and especially voltage transformer is connected with electric power incoming line side and adopts external, connects with conductor, electrified body is exposed, by the erosion of air, dust, easily cause the corrosion of electrified body, reduce the class of insulation, life-span is short, runs have larger hidden danger to equipment.
Utility model content
Technical problem to be solved in the utility model is, provides that a kind of structure is simple, volume is little, have common box type voltage transformer supply cell, stable and reliable for performance, long service life, manufactures and SF6 insulate vacuum demarcation switch cabinet that maintenance cost is lower.
The technical solution adopted in the utility model is for this reason: the utility model comprises cabinet (1), common box type gas tank (2), vacuum extinction chamber component (4), vacuum circuit-breaker spring operating mechanism (5), isolator operating mechanism (6), isolation knife assembly (7), static contact component (8), earthed switch assembly (9), conducting copper (10), integral type zero sequence current mutual inductor (11), outlet casing tube (12), entrance bushing (13), voltage transformer (14);
Common box type gas tank (2) is spliced by a point casing for two separation seal in left and right, and common box type gas tank (2) is fixed on cabinet (1) upper back;
Middle part arranges vacuum extinction chamber component (4) in common box type gas tank (2), cut-offs short-circuit current and blow-out has been come by vacuum interrupter group (4) part;
Vacuum extinction chamber component (4) top arranges isolation knife assembly (7), adopts double-fracture design protection, and vacuum circuit-breaker closes a floodgate prior to vacuum extinction chamber component (4), after in vacuum extinction chamber component (4) separating brake;
Bottom half establishes earthed switch assembly (9), closed a floodgate by earthed switch assembly (9) after breaker open operation and circuit breaker is discharged, static contact component (8) is established on isolation knife assembly (7) top, the front panel of bottom is provided with three-phase outlet casing tube (12), for user's branch line for electrical connection;
Integral type zero sequence current mutual inductor (11) is sleeved on outlet casing tube (12), is monitoring and protection user branch line line fault;
Header board top, common box type gas tank (2) left side is provided with isolator operating mechanism (6) and vacuum circuit-breaker spring operating mechanism (5), isolator operating mechanism (6) driving isolation knife assembly (7) splitting or integrating lock;
Vacuum circuit-breaker spring operating mechanism (5) drives vacuum extinction chamber component (4) splitting or integrating lock, isolator operating mechanism (6) and vacuum circuit-breaker spring operating mechanism (5) have realized first closing operation isolation knife assembly (7), rear closing operation vacuum extinction chamber component (4) by mechanical interlocked, separating brake first operates vacuum extinction chamber component (4), rear separating brake isolation knife assembly (7);
Top, common box type gas tank (2) the right is provided with voltage transformer (14), and middle part header board is provided with two-phase entrance bushing (13), connects top voltage transformer (14) with tangible cable plug, and its effect provides linear quadratic control power supply to switchgear;
Bottom header board is provided with three-phase entrance bushing (13), is connected with trunk cable; Common box type gas tank (2) interval, the left side is connected by conducting copper (10) with the right spaced apart intervals active electrical element, and one end is connected on static contact component (8), and end is connected to entrance bushing (13) in addition.
Cabinet (1) upper front portion be provided with instrument control monitoring room (3), for control operation switchgear and line fault monitoring, defencive function.
Described common box type gas tank (2) inside the air pressure SF6 gas such as to be full of as insulation valency matter.
The utility model has the advantages that: SF6 insulate vacuum demarcation switch cabinet of the present utility model includes a cabinet, in cabinet, fore-upper part is provided with instrument and controls monitoring room, upper back is provided with a hermetic common box type gas tank being filled with SF6 gas, the vacuum extinction chamber component being positioned at middle part is installed in the common box type gas tank left side, be positioned at the isolation knife assembly above vacuum extinction chamber component and the earthed switch being positioned at bottom half, isolation knife assembly top is that static contact component is connected with conducting copper, the front panel of bottom is provided with three-phase outlet casing tube, integral type zero sequence current mutual inductor is sleeved on outlet casing tube, for monitoring and protect user's branch line line fault, the spring operating mechanism of isolator operating mechanism and vacuum circuit-breaker is installed on header board top, the common box type gas tank left side, on the right of common box type gas tank, top arranges voltage transformer, middle part header board is provided with two-phase entrance bushing, and connect top voltage transformer with tangible cable plug, its effect provides linear quadratic control power supply to switchgear, bottom header board is provided with three-phase entrance bushing, is to be connected with trunk cable, interval, the common box type gas tank left side is connected by conducting copper with the right spaced apart intervals active electrical element, this project organization is compact, parts are few, can realize monitoring and defencive function, outdoor (interior) is easy for installation, stable performance, long service life, various adverse circumstances can be adapted under use.
Accompanying drawing explanation
Fig. 1 is the right schematic diagram of structure of the present utility model.
Fig. 2 is the front cross-sectional structural representation of Fig. 1.
Fig. 3 is block diagram in Fig. 1.
Embodiment
Reference numeral comprises: cabinet 1, common box type gas tank 2, instrument control room monitoring room 3 vacuum extinction chamber component 4, vacuum circuit breaker operating mechanism 5, isolator operating mechanism 6, isolation knife assembly 7, static contact component 8, earthed switch assembly 9, conducting copper 10, integral type zero sequence current mutual inductor 11, outlet casing tube 12, entrance bushing 13, voltage transformer 14.
as Fig. 1, shown in 2, common box type gas tank 2 is welded by two, left and right separation seal to be spliced, common box type gas tank 2 is fixed on cabinet 1 upper back, be positioned at cabinet 1 upper front portion and be provided with instrument control monitoring room 3, for control operation switchgear and line fault monitoring, defencive function, in common box type gas tank 2, middle part arranges vacuum extinction chamber component 4, cut-off short-circuit current and blow-out has all been come by vacuum interrupter group 4, common box type gas tank 2 inside the air pressure SF6 gas such as to be full of as insulation valency matter, protect the insulation property of internally charged electric component, be positioned at the isolation knife assembly 7 above vacuum extinction chamber component 4, adopt double-fracture design protection, close a floodgate prior to arc control device assembly at vacuum circuit-breaker, after in arc control device assembly separating brake, being positioned at bottom half is earthed switch assembly 9, closed a floodgate by earthed switch assembly after breaker open operation and circuit breaker is discharged, isolation knife assembly 7 top is static contact component 8, the front panel of bottom is provided with three-phase outlet casing tube 12, for user's branch line for electrical connection, integral type zero sequence current mutual inductor 11 is sleeved on outlet casing tube 12, monitoring and protection user branch line line fault, the spring operating mechanism 5 of isolator operating mechanism 6 and vacuum circuit-breaker is installed on header board top, the common box type gas tank left side, isolator operating mechanism 6 is that driving isolation knife assembly 7 closes, separating brake, spring operating mechanism of circuit breaker drives arc control device assembly 4 to close, separating brake, isolator operating mechanism 6 and spring operating mechanism of circuit breaker 5 have realized first closing operation isolation knife assembly 7 by mechanical interlocked, rear closing operation arc control device assembly 4, separating brake first operates arc control device assembly 4, rear separating brake isolation knife assembly 7, on the right of common box type gas tank, top is provided with voltage transformer 14, middle part header board is provided with two-phase entrance bushing 13, top voltage transformer is connected with tangible cable plug, its effect provides linear quadratic control power supply to switchgear, bottom header board is provided with three-phase entrance bushing 13, is to be connected with trunk cable, interval, the common box type gas tank left side is connected by conducting copper 10 with the right spaced apart intervals active electrical element, and one end is connected on static contact component 8, and end to be connected on entrance bushing 13 in addition.
Claims (3)
1. a SF6 insulate vacuum demarcation switch cabinet, it is characterized in that, comprise cabinet (1), common box type gas tank (2), vacuum extinction chamber component (4), vacuum circuit-breaker spring operating mechanism (5), isolator operating mechanism (6), isolation knife assembly (7), static contact component (8), earthed switch assembly (9), conducting copper (10), integral type zero sequence current mutual inductor (11), outlet casing tube (12), entrance bushing (13), voltage transformer (14);
Common box type gas tank (2) is spliced by a point casing for two separation seal in left and right, and common box type gas tank (2) is fixed on cabinet (1) upper back;
Middle part arranges vacuum extinction chamber component (4) in common box type gas tank (2), cut-offs short-circuit current and blow-out has been come by vacuum interrupter group (4) part;
Vacuum extinction chamber component (4) top arranges isolation knife assembly (7), adopts double-fracture design protection, and vacuum circuit-breaker closes a floodgate prior to vacuum extinction chamber component (4), after in vacuum extinction chamber component (4) separating brake;
Bottom half establishes earthed switch assembly (9), closed a floodgate by earthed switch assembly (9) after breaker open operation and circuit breaker is discharged, static contact component (8) is established on isolation knife assembly (7) top, the front panel of bottom is provided with three-phase outlet casing tube (12), for user's branch line for electrical connection;
Integral type zero sequence current mutual inductor (11) is sleeved on outlet casing tube (12), is monitoring and protection user branch line line fault;
Header board top, common box type gas tank (2) left side is provided with isolator operating mechanism (6) and vacuum circuit-breaker spring operating mechanism (5), isolator operating mechanism (6) driving isolation knife assembly (7) splitting or integrating lock;
Vacuum circuit-breaker spring operating mechanism (5) drives vacuum extinction chamber component (4) splitting or integrating lock, isolator operating mechanism (6) and vacuum circuit-breaker spring operating mechanism (5) have realized first closing operation isolation knife assembly (7), rear closing operation vacuum extinction chamber component (4) by mechanical interlocked, separating brake first operates vacuum extinction chamber component (4), rear separating brake isolation knife assembly (7);
Top, common box type gas tank (2) the right is provided with voltage transformer (14), and middle part header board is provided with two-phase entrance bushing (13), connects top voltage transformer (14) with tangible cable plug, and its effect provides linear quadratic control power supply to switchgear;
Bottom header board is provided with three-phase entrance bushing (13), is connected with trunk cable; Common box type gas tank (2) interval, the left side is connected by conducting copper (10) with the right spaced apart intervals active electrical element, and one end is connected on static contact component (8), and end is connected to entrance bushing (13) in addition.
2. a kind of SF6 insulate vacuum demarcation switch cabinet according to claim 1, is characterized in that, cabinet (1) upper front portion be provided with instrument control monitoring room (3), for control operation switchgear and line fault monitoring, defencive function.
3. a kind of SF6 insulate vacuum demarcation switch cabinet according to claim 1, is characterized in that, described common box type gas tank (2) inside the air pressure SF6 gas such as to be full of as insulation valency matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623425.3U CN204190252U (en) | 2014-10-27 | 2014-10-27 | SF6 insulate vacuum demarcation switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623425.3U CN204190252U (en) | 2014-10-27 | 2014-10-27 | SF6 insulate vacuum demarcation switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204190252U true CN204190252U (en) | 2015-03-04 |
Family
ID=52622224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420623425.3U Expired - Fee Related CN204190252U (en) | 2014-10-27 | 2014-10-27 | SF6 insulate vacuum demarcation switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204190252U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786005A (en) * | 2016-11-14 | 2017-05-31 | 北京双杰电气股份有限公司 | A kind of high-tension switch cabinet |
| CN108390304A (en) * | 2018-03-23 | 2018-08-10 | 华翔翔能电气股份有限公司 | Environment-friendly type air insulation ring main unit |
| CN109546562A (en) * | 2018-12-14 | 2019-03-29 | 北京双杰电气股份有限公司 | Staged vacuum breaker cabinet |
| CN110086091A (en) * | 2019-05-31 | 2019-08-02 | 国网电力科学研究院武汉南瑞有限责任公司 | Shunt nodes type PT cabinet |
-
2014
- 2014-10-27 CN CN201420623425.3U patent/CN204190252U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786005A (en) * | 2016-11-14 | 2017-05-31 | 北京双杰电气股份有限公司 | A kind of high-tension switch cabinet |
| CN108390304A (en) * | 2018-03-23 | 2018-08-10 | 华翔翔能电气股份有限公司 | Environment-friendly type air insulation ring main unit |
| CN109546562A (en) * | 2018-12-14 | 2019-03-29 | 北京双杰电气股份有限公司 | Staged vacuum breaker cabinet |
| CN110086091A (en) * | 2019-05-31 | 2019-08-02 | 国网电力科学研究院武汉南瑞有限责任公司 | Shunt nodes type PT cabinet |
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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: 20150304 Termination date: 20171027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |