CN204857568U - Novel power switchgear of junction current mutual -inductor - Google Patents
Novel power switchgear of junction current mutual -inductor Download PDFInfo
- Publication number
- CN204857568U CN204857568U CN201520607462.XU CN201520607462U CN204857568U CN 204857568 U CN204857568 U CN 204857568U CN 201520607462 U CN201520607462 U CN 201520607462U CN 204857568 U CN204857568 U CN 204857568U
- Authority
- CN
- China
- Prior art keywords
- current transformer
- hold
- down support
- vacuum circuit
- breaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model discloses a novel power switchgear of junction current mutual -inductor, internally mounted have vacuum circuit breaker, current transformer, fixed subassembly and conductive component. Vacuum circuit breaker includes bus bar, the conductive component is connected to the wire generating line. Fixed subassembly includes elasticity grommet, fixing support and fixed main part, be equipped with set interface in the fixed main part, fixing support's one end is passed through the elasticity grommet and is connected fixed main part. Fixing support is equipped with mounting flange. A plurality of current transformer pass pipy fixing support in proper order. The full skirt of elasticity grommet with the common centre gripping of mounting flange current transformer. The conductive component includes generating line conductor, electrically conductive bolt and electrically conductive mounting, electrically conductive bolt passes electrically conductive mounting and fixed main part is connected to the generating line conductor. The utility model discloses simple structure dwindles the vacuum circuit breaker equipment shell volume of junction current mutual -inductor, facilitates the use, and the space that takies is little.
Description
Technical field
The utility model relates to field of electrical equipment, what be specifically related to is the novel electric power switchgear connecting current transformer.
Background technology
Vacuum circuit-breaker, is generally installed in shell all removedly, and the size of shell depends on the size of vacuum circuit-breaker.For the user, shell is the smaller the better.But, in correlation technique, the current transformer measured and flow through the size of current of vacuum circuit-breaker can be installed near vacuum circuit-breaker, the enclosure volume of vacuum circuit-breaker is increased, and user is in placement needs easy to use, wish that enclosure volume is little as much as possible.If the irreducible words of enclosure volume, user expects that the length of the shell of vacuum circuit-breaker is little as much as possible, but not too responsive to the size of vacuum circuit-breaker width on the contrary.
Utility model content
For the problems referred to above, the purpose of this utility model is to provide the novel electric power switchgear connecting current transformer, and after arranging current transformer in the device housings of solution vacuum circuit-breaker, volume is comparatively large, is not easy to the technical problem used.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is the novel electric power switchgear connecting current transformer, comprises shell, is provided with vacuum circuit-breaker assembly, current transformer, fixation kit and conductive component in described shell.
Described vacuum circuit-breaker assembly comprises the vacuum circuit-breaker of multiple extension be arranged in order, described vacuum circuit-breaker comprises vacuum interrupter, a pair separable contact, busbar and the electrical fitting of the restriction of airtight insulating cylinder, described a pair contact is arranged at vacuum extinction indoor and is connected respectively one end of a described busbar, the other end of described busbar connects described electrical fitting, and described conductive component is electrically connected described electrical fitting.
Described busbar is divided into the first extension and the second extension, the central shaft that described first extension is parallel to described vacuum circuit-breaker is vertically arranged, described second extension is arranged perpendicular to described first extension, makes the shape of described vacuum circuit-breaker for " [".
Described fixation kit comprises tubulose and non-conductive hold-down support and hollow and non-conductive stationary body, one end of described hold-down support is provided with circumferentially outstanding mounting flange in outward direction, the central opening of multiple current transformer successively through tubulose hold-down support and be arranged at the outer surface of hold-down support.Main body first side that described stationary body comprises main body second side and opens wide.Described main body second side caves inward and extends to form socket, and is provided with passage between described socket and described stationary body, and described socket is by the inside of stationary body described in described channel connection.Described fixation kit also comprises elasticity grommet, described elasticity grommet is arranged at one end of hold-down support, described hold-down support is by socket described in described elasticity grommet compact siro spinning technology, the side surface of described elasticity grommet is provided with the full skirt extended outwardly, and described full skirt and described mounting flange clamp described current transformer jointly.
Described conductive component comprises the conduction fixture that bus-bars conductor, conducting bolt and center have fixing hole, described conduction fixture is arranged at the inside also contiguous described passage of stationary body, and described bus-bars conductor arranges the inside of described hold-down support and connects external bus.And the two ends of described bus-bars conductor are respectively equipped with bolt hole, described conducting bolt through the fixing hole of described conduction fixture and expanding channels to the bolt hole of bus-bars conductor near one end of stationary body.
Further, the cross-sectional area of described mounting flange is greater than the center open area of described current transformer.
Further, described hold-down support is cylinder, and the diameter of hold-down support is less than the diameter of the central opening of current transformer, and further, the diameter of described hold-down support is 7cm ~ 12cm.
Further, the diameter of described conduction fixture is greater than the diameter of described passage, makes it to be fixed between conducting bolt and bus-bars conductor.
Further, described bus-bars conductor is bolted shell away from the bolt hole of the other end of stationary body.
The utility model structure is simple, and will connect the vacuum circuit-breaker device housings volume-diminished of current transformer, its length also reduces, and makes it more convenient to use, and the space taken when arranging installation is little.
Accompanying drawing explanation
Accompanying drawing is utilized to be described further utility model, but the embodiment in accompanying drawing does not form any restriction of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the following drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model fixation kit and conductive component.
Reference numeral: 20, shell, 32, vacuum circuit-breaker assembly, 36, vacuum circuit-breaker, 38, airtight insulating cylinder, 40, vacuum interrupter, 42, contact, 44, busbar, 60, fixation kit, 62, stationary body, 64, hold-down support, 72, main body first side, 74, main body second side, 80, passage, 84A, full skirt, 85, elasticity grommet, 90, socket, 110, mounting flange, 150, conductive component, 154, bus-bars conductor, 156, conduction fixture, 166, conducting bolt, 168,169, bolt hole, 200, current transformer.
Embodiment
With the following Examples the utility model is further described.
Connect the novel electric power switchgear of current transformer, comprise shell 20, vacuum circuit-breaker assembly 32, current transformer 200, fixation kit 60 and conductive component 150 are installed in described shell 20.
Described vacuum circuit-breaker assembly 32 comprises the vacuum circuit-breaker 36 of multiple extension be arranged in order, described vacuum circuit-breaker 36 comprises vacuum interrupter 40, a pair separable contact 42, busbar 44 and the electrical fitting of the restriction of airtight insulating cylinder 38, described a pair contact 42 to be arranged in vacuum interrupter 40 and to be connected respectively one end of a described busbar 44, the other end of described busbar 44 connects described electrical fitting, and described conductive component 150 is electrically connected described electrical fitting.
Described busbar 44 is divided into the first extension and the second extension, the central shaft that described first extension is parallel to described vacuum circuit-breaker 36 is vertically arranged, described second extension is arranged perpendicular to described first extension, makes the shape of described vacuum circuit-breaker for " [".
Described fixation kit 60 comprises tubulose and non-conductive hold-down support 64 and hollow and non-conductive stationary body 62, and one end of described hold-down support 64 is provided with circumferentially outstanding mounting flange 110 in outward direction.The central opening of multiple current transformer 200 passes the hold-down support 64 of tubulose successively, by described hold-down support 64 support force upwards.Main body first side 72 that described stationary body 62 comprises main body second side 74 and opens wide, described main body second side 74 caves inward and extends to form socket 90, and being provided with passage 80 between described socket 90 and described stationary body 62, described socket 90 is communicated with the inside of described stationary body 62 by described passage 80.Described fixation kit 60 also comprises elasticity grommet 85, and described elasticity grommet 85 is arranged at one end of hold-down support 64, and described hold-down support 64 is by socket 90 described in described elasticity grommet 85 compact siro spinning technology.The side surface of described elasticity grommet 85 is provided with the full skirt 84A extended outwardly, and described full skirt 84A and described mounting flange 110 clamp described current transformer 200 jointly.
Described conductive component 150 comprises the conduction fixture 156 that bus-bars conductor 154, conducting bolt 166 and center have fixing hole, and described conduction fixture 156 is arranged at the inside also contiguous described passage 80 of stationary body 62.Described bus-bars conductor 154 arranges the inside of described hold-down support 64 and connects external bus.And the two ends of described bus-bars conductor 154 are respectively equipped with bolt hole 168,169, described conducting bolt 166 is connected to the bolt hole 168 of bus-bars conductor 154 near one end of stationary body 62, by fixation kit 60 and hold-down support 64 compact siro spinning technology through the fixing hole of described conduction fixture 156 and passage 80.
In concrete enforcement, the cross-sectional area of described mounting flange 110 is greater than the center open area of described current transformer 200.
In concrete enforcement, described hold-down support 64 is cylinder, and the diameter of hold-down support 64 is less than the diameter of the central opening of current transformer 200, and particularly, the diameter of described hold-down support 64 is 7cm ~ 12cm.
In concrete enforcement, the diameter of described conduction fixture 156 is greater than the diameter of described passage 80, makes it to be fixed between conducting bolt 166 and bus-bars conductor 154.
In concrete enforcement, described bus-bars conductor 154 is bolted shell 20 away from the bolt hole 169 of the other end of stationary body 62, fixing bus-bars conductor 154.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection range; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of the invention technical scheme.
Claims (6)
1. connect the novel electric power switchgear of current transformer, comprise shell, it is characterized in that, vacuum circuit-breaker assembly, current transformer, fixation kit and conductive component are installed in described shell, described vacuum circuit-breaker assembly comprises the vacuum circuit-breaker of multiple extension be arranged in order, described vacuum circuit-breaker comprises vacuum interrupter, a pair separable contact, busbar and the electrical fitting of the restriction of airtight insulating cylinder, described a pair contact is arranged at vacuum extinction indoor and is connected respectively one end of a described busbar, the other end of described busbar connects described electrical fitting, and described conductive component is electrically connected described electrical fitting, described busbar is divided into the first extension and the second extension, the central shaft that described first extension is parallel to described vacuum circuit-breaker is vertically arranged, described second extension is arranged perpendicular to described first extension, makes the shape of described vacuum circuit-breaker for " [", described fixation kit comprises tubulose and non-conductive hold-down support and hollow and non-conductive stationary body, one end of described hold-down support is provided with circumferentially outstanding mounting flange in outward direction, the central opening of multiple current transformer successively through tubulose hold-down support and be arranged at the outer surface of hold-down support, main body first side that described stationary body comprises main body second side and opens wide, described main body second side caves inward and extends to form socket, and be provided with passage between described socket and described stationary body, described socket is by the inside of stationary body described in described channel connection, described fixation kit also comprises elasticity grommet, described elasticity grommet is arranged at one end of hold-down support, described hold-down support is by socket described in described elasticity grommet compact siro spinning technology, the side surface of described elasticity grommet is provided with the full skirt extended outwardly, described full skirt and described mounting flange clamp described current transformer jointly, described conductive component comprises the conduction fixture that bus-bars conductor, conducting bolt and center have fixing hole, described conduction fixture is arranged at the inside also contiguous described passage of stationary body, described bus-bars conductor arranges the inside of described hold-down support and connects external bus, and the two ends of described bus-bars conductor are respectively equipped with bolt hole, described conducting bolt through the fixing hole of described conduction fixture and expanding channels to the bolt hole of bus-bars conductor near one end of stationary body.
2. connect the novel electric power switchgear of current transformer according to claim 1, it is characterized in that, the cross-sectional area of described mounting flange is greater than the center open area of described current transformer.
3. connect the novel electric power switchgear of current transformer according to claim 1, it is characterized in that, described hold-down support is cylinder, and the diameter of hold-down support is less than the diameter of the central opening of current transformer.
4. connect the novel electric power switchgear of current transformer according to claim 3, it is characterized in that, the diameter of described hold-down support is 7cm ~ 12cm.
5. connect the novel electric power switchgear of current transformer according to claim 3, it is characterized in that, the diameter of described conduction fixture is greater than the diameter of described passage.
6. connect the novel electric power switchgear of current transformer according to claim 3, it is characterized in that, described bus-bars conductor is bolted shell away from the bolt hole of the other end of stationary body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520607462.XU CN204857568U (en) | 2015-08-12 | 2015-08-12 | Novel power switchgear of junction current mutual -inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520607462.XU CN204857568U (en) | 2015-08-12 | 2015-08-12 | Novel power switchgear of junction current mutual -inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204857568U true CN204857568U (en) | 2015-12-09 |
Family
ID=54748095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520607462.XU Expired - Fee Related CN204857568U (en) | 2015-08-12 | 2015-08-12 | Novel power switchgear of junction current mutual -inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204857568U (en) |
-
2015
- 2015-08-12 CN CN201520607462.XU patent/CN204857568U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20180812 |