CN204290338U - A kind of intelligent power capacitor of easy-to-connect - Google Patents
A kind of intelligent power capacitor of easy-to-connect Download PDFInfo
- Publication number
- CN204290338U CN204290338U CN201520004012.1U CN201520004012U CN204290338U CN 204290338 U CN204290338 U CN 204290338U CN 201520004012 U CN201520004012 U CN 201520004012U CN 204290338 U CN204290338 U CN 204290338U
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- China
- Prior art keywords
- circuit breaker
- instrument transformer
- capacitor
- intelligent power
- circuit board
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
Abstract
The utility model relates to a kind of intelligent power capacitor of easy-to-connect, include base, capacitor and circuit board assemblies, capacitor is arranged on base, circuit board assemblies is arranged on capacitor upper end, circuit board assemblies includes circuit board, instrument transformer and circuit breaker, and capacitor top is covered with cover cap, and circuit board assemblies is placed in cover cap, plug wire number of openings and the position of circuit breaker upper incoming line mouth and shroud end are corresponding, and described instrument transformer is positioned at the line outlet side of circuit breaker.The utility model is compared with prior art, and patching operations is convenient, advantage easy to maintenance.
Description
Technical field
The utility model relates to technical field of electric equipment, is specifically related to a kind of intelligent power capacitor.
Background technology
Intelligent capacitor is the intelligent powerless compensation device that the advanced technologies such as a kind of integrated modern test and control, power electronics, network communication, Automated condtrol, power capacitor are integrated.
On existing market, intelligent power capacitor primary structure is: include base, capacitor, circuit board assemblies, circuit board assemblies includes circuit board, instrument transformer and circuit breaker, on circuit board with electronic component and and instrument transformer, circuit breaker forms intelligent measurement and control unit, operating passing zero switching circuit, protected location etc., its each circuit unit connects for technology known in the art, for improving capacitor harmonic-resistant performance further, usually humorous wave reactor is also connected into, form anti-Harmonic Type intelligent power capacitor, it is also existing comparatively mature technology that the intelligent power capacitor circuit of this type connects, capacitor is fixed on base, capacitor upper end frame is provided with circuit board fixing bracket, circuit board assemblies is fixed on circuit board fixing bracket, cover cap is covered with outside circuit board assemblies, cover cap is fixed on circuit board fixing bracket, cover cap length direction one end face is provided with control panel, relative other end is provided with the plug wire through hole corresponding with circuit breaker incoming line, instrument transformer is placed between the plug wire through hole of circuit breaker incoming line and cover cap, for ensureing that wiring is fixing firm on-board the circuit breaker, when wiring, usually along plug wire through hole, through wires hole on instrument transformer, circuit breaker incoming line inserts metal spool, the end of a thread inserts in metal spool, screw stringing screw on circuit breaker metal wire tube end is flattened, thus lock in circuit breaker incoming line together with the end of a thread, complete wiring.
But because its instrument transformer is arranged in the incoming line side of circuit breaker, metal spool crosses through wires hole on instrument transformer, on instrument transformer, through wires hole and inlet wire need to coordinate reliably, after metal wire tube end flattens, its end size becomes large, full-size is greater than through wires hole on instrument transformer, when then dismounting inlet wire carries out safeguarding or change metal spool, the end, one end that metal spool flattens is blocked by instrument transformer, cover cap is needed to open, after instrument transformer is removed, metal spool could be taken out, and cannot directly metal spool be extracted, again metal spool patching operations is changed, complex operation, to the maintenance inconvenience of intelligent power capacitor.
And, on existing intelligent power capacitor, 4 binding posts (3 phase terminal terminals and a zero line binding post) of circuit breaker are all integrated in circuit breaker internal, the inner space of circuit breaker is limited to, the compliant fuser that existing intelligent power capacitor is applied is caused to be restricted, small dimension can only be used to design, limit circuit breaker breaking capacity on intelligent power capacitor, thus reduce intelligent power capacitor functional reliability.
Summary of the invention
For the deficiency that prior art exists, it is convenient that the purpose of this utility model is to provide a kind of patching operations, intelligent power capacitor easy to maintenance.
For achieving the above object, the utility model provides following technical scheme: a kind of intelligent power capacitor of easy-to-connect, include base, capacitor and circuit board assemblies, capacitor is arranged on base, circuit board assemblies is arranged on capacitor upper end, circuit board assemblies includes circuit board, instrument transformer and circuit breaker, capacitor top is covered with cover cap, circuit board assemblies is placed in cover cap, plug wire number of openings and the position of circuit breaker upper incoming line mouth and shroud end are corresponding, it is characterized in that: described instrument transformer is positioned at the line outlet side of circuit breaker.
By adopting technique scheme, instrument transformer is placed on the line outlet side of circuit breaker, the stop of instrument transformer is no longer included between the incoming line of circuit breaker and the plug wire through hole of shroud end, and the plug wire through-hole diameter of shroud end is larger usually, after metal wire tube end flattens, also directly metal spool can be extracted, carry out changing and patching operations; On the other hand, on the plug wire through hole distance circuit breaker upper incoming line mouth of shroud end, distance diminishes, and can reduce the length of metal spool, reduce costs.
The utility model is set to further: the line outlet side location fit of described instrument transformer and circuit breaker, the corresponding line outlet side of shell of corresponding described circuit breaker is provided with instrument transformer location structure, and described instrument transformer is provided with the positioning and mounting structure with instrument transformer location structure adaptation.
By adopting technique scheme, directly and the direct location fit of circuit breaker, instrument transformer coordinates accurately and reliably with circuit breaker instrument transformer, facilitates the installation of instrument transformer.
The utility model is set to further: described instrument transformer location structure is locating slot, locating slot is located on corresponding line outlet one sidewall of shell of described circuit breaker, on instrument transformer, positioning and mounting structure is protruding insert sheet for positioning, insert sheet for positioning positioning and plug-in mounting, in locating slot, forms described instrument transformer location and installation on-board the circuit breaker.
By adopting technique scheme; open locating slot on-board the circuit breaker, instrument transformer is formed protruding insert sheet for positioning, form the location fit of instrument transformer and circuit breaker; there is structure simple; location and installation is advantage easily, and on usual instrument transformer, the plastic housing of its coil coated is thinner; employing insert sheet for positioning designs; without being conveniently processed to form, and insert sheet for positioning has the plastic casing booster action to instrument transformer, makes instrument transformer more firm.
The utility model is set to further: described base is provided with zero terminal installing rack and zero line binding post, zero line binding post is independent of circuit breaker, zero line binding post is arranged on base through zero terminal installing rack, and circuit breaker is provided with the phase terminal terminal of its three phase lines corresponding.
By adopting technique scheme, by zero line binding post independent of circuit breaker design, effectively save circuit breaker internal space, make circuit breaker under equal volume, there is larger disjunction specification, improve the breaking capacity of circuit breaker, make the work of intelligent power capacitor more reliable and stable.
The utility model is set to further: described zero terminal installing rack is the frame-shaped with wire containing cavity, and zero line binding post installing rack side plate offers thermal window.
By adopting technique scheme, facilitating layout and the protection of the connection wire of zero line binding post, thermal window on zero line binding post installing rack side plate, improving heat dispersion, ensure the functional reliability of intelligence power capacitor.
The utility model is set to further: described zero line binding post includes metallic conduction stake, and the insulating case be coated on outside metallic conduction stake, metallic conduction stake one end is provided with screwed hole, clamping screw is installed with in screwed hole, screwed hole one end of the corresponding metallic conduction stake of insulating case is extended with the extension set portion exceeding metallic conduction stake, and extension set portion sidewall offers breach.
Usual employing technique scheme; external wire upper end sub-pieces embedded in extension set portion, and be locked in metallic conduction stake through clamping screw, external wire stretches out from the breach in extension set portion; zero line binding post easy-to-connect, and the extension set portion of insulating case forms reliable protection.
The utility model is set to further: described clamping screw is hexagon socket head cap screw.
By adopting technique scheme, there is coupling mechanism force large, the advantage that wiring is solid and reliable.
The utility model is set to further: described base is provided with tool fixing seat, and tool fixing seat is detachably provided with inner hexagon spanner.
By adopting technique scheme, the convenient maintenance to intelligent power capacitor.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the intelligent power capacitor perspective view of the utility model specific embodiment easy-to-connect;
Fig. 2 is the utility model specific embodiment exploded view;
Fig. 3 is part A partial enlarged view in Fig. 2;
Fig. 4 is part B partial enlarged view in Fig. 2;
Fig. 5 is the utility model specific embodiment U-shaped shielded frame structural representation.
Embodiment
As Fig. 1 to Fig. 5, a kind of intelligent power capacitor of easy-to-connect disclosed in the utility model, includes base 1, capacitor 2, circuit board fixing bracket 3 and circuit board assemblies; Wherein circuit board assemblies includes circuit board 41, circuit board 41 is integrated with corresponding electronic component, instrument transformer 42, circuit breaker 43 etc., for realizing the anti-humorous wave energy of intelligent power capacitor, usually humorous wave reactor 6 has been connected into, form the anti-Harmonic Type intelligent power capacitor with anti-humorous wave energy, the intelligent power capacitor of this specific embodiment is the anti-Harmonic Type intelligent power capacitor with humorous wave reactor 6, wherein humorous wave reactor 6 is fixed on base 1, on humorous wave reactor 6 place in circuit board component; Be existing more ripe type for anti-Harmonic Type intelligent power capacitor, its circuit formed and the mode of connection, wherein circuit board assemblies, and be connected into the anti-Harmonic Type intelligent power capacitor of humorous wave reactor, its circuit and the known technology of the mode of connection known by those skilled in the art, therefore repeat no more (in figure, in order to more intuitively show modified node method, each electronic component and connection wire being omitted); Capacitor 2 is arranged on base 1, circuit board fixing bracket 3 is erected at capacitor 2 top, and circuit board assemblies is fixedly mounted on circuit board fixing bracket 3, and capacitor 2 tip shroud is provided with cover cap 5, cover cap 5 is fixed on circuit board fixing bracket 3 through screw, and circuit board assemblies is placed in cover cap 5; Plug wire through hole 53 quantity and the position of described circuit breaker 43 upper incoming line mouth and cover cap 5 end are corresponding, and described instrument transformer 42 is positioned at line outlet 431 side of circuit breaker 43.
In this specific embodiment, the line outlet 431 side location fit of described instrument transformer 42 and circuit breaker 43, corresponding line outlet 431 side of shell of corresponding described circuit breaker 43 is provided with instrument transformer location structure, and described instrument transformer 42 is provided with the positioning and mounting structure with instrument transformer location structure adaptation.Like this, instrument transformer 42 is the direct location fit with circuit breaker 43 directly, and instrument transformer 42 coordinates accurately and reliably with circuit breaker 43, facilitates the installation of instrument transformer.Certainly also only can design the mounting structure of instrument transformer in circuit board or case, reach the location and installation to instrument transformer, but there is the problem of location fit inconvenience between instrument transformer and circuit breaker, therefore the preferential structural design adopting this specific embodiment.
Wherein, described instrument transformer location structure is locating slot 432, locating slot 432 is located on corresponding line outlet 431 1 sidewall of shell of described circuit breaker 43, on instrument transformer 42, positioning and mounting structure is protruding insert sheet for positioning 421, insert sheet for positioning 421 positioning and plug-in mounting, in locating slot 431, forms described instrument transformer 42 location and installation on circuit breaker 43.Open locating slot on-board the circuit breaker; instrument transformer is formed protruding insert sheet for positioning; form the location fit of instrument transformer and circuit breaker, have structure simple, location and installation is advantage easily; and; on usual instrument transformer, the plastic housing of its coil coated is thinner, adopts insert sheet for positioning design, without being conveniently processed to form; and insert sheet for positioning has the plastic casing booster action to instrument transformer, make instrument transformer more firm.Also convex tendon can be set on-board the circuit breaker, instrument transformer is established groove realize coordinate, but due to instrument transformer wall thickness thinner, fluting design, cause the intensity step-down of instrument transformer, easily damage.
Described circuit breaker 43 is provided with the phase terminal terminal of its three phase lines corresponding, base 1 is provided with the zero line binding post 9 independent of circuit breaker 43, and for the zero terminal installing rack 8 that zero line binding post 9 is installed, zero line binding post 9 is arranged on base 1 through zero terminal installing rack 8, and circuit breaker 43 is provided with the phase terminal terminal of its three phase lines corresponding.Zero terminal installing rack 8 is placed in below circuit board fixing bracket 3, and zero terminal installing rack 8 bottom support is fixed on humorous wave reactor 3 upper end, and zero terminal installing rack 8 is connected with circuit board fixing bracket 3; Described zero terminal installing rack 8 for having the frame-shaped of wire containing cavity 80, and zero line binding post installing rack 8 side plate offers thermal window 81.The wire that zero line binding post is connected with circuit board assemblies can be placed in wire containing cavity; facilitate layout and the protection of the connection wire of zero line binding post; thermal window on zero line binding post installing rack side plate, improves heat dispersion, ensures the functional reliability of intelligence power capacitor.
In this specific embodiment, described zero line binding post 9 includes metallic conduction stake 91, and the insulating case 92 be coated on outside metallic conduction stake 91, metallic conduction stake 91 one end has latch assembly fixing for external wire upper end sub-pieces 90, wherein latch assembly comprises clamping screw 93, be provided with screwed hole 911 in metallic conduction stake 91 one end, clamping screw 93 spinning is in screwed hole 911; And be extended with in screwed hole 911 one end of the corresponding metallic conduction stake 91 of insulating case 92 the extension set portion 921 exceeding metallic conduction stake 91, extension set portion 921 sidewall offers breach 922.External wire upper end sub-pieces 90 is embedded in extension set portion 921; and be locked in metallic conduction stake 91 through clamping screw 93; external wire stretches out from the breach 922 in extension set portion 921, zero line binding post easy-to-connect, and the extension set portion of insulating case forms reliable protection.
For making wiring solid and reliable, described clamping screw 93 is hexagon socket head cap screw.It is large that hexagon socket head cap screw has coupling mechanism force, the advantage that wiring is solid and reliable.
Described base is provided with tool fixing seat, tool fixing seat is detachably provided with inner hexagon spanner.Described tool fixing seat 7 includes ear compressing tablet 71, ear compressing tablet 71 includes semicircular bodies 711, semicircular bodies 711 has inner hexagon spanner and inserts fixing semicircle holddown groove, semicircular bodies 711 two ends are extended with stator 712, semicircular bodies tips upside down on base, and stator is detachably fixed on base through screw.
Claims (8)
1. the intelligent power capacitor of an easy-to-connect, include base, capacitor and circuit board assemblies, capacitor is arranged on base, circuit board assemblies is arranged on capacitor upper end, circuit board assemblies includes circuit board, instrument transformer and circuit breaker, and capacitor top is covered with cover cap, and circuit board assemblies is placed in cover cap, plug wire number of openings and the position of circuit breaker upper incoming line mouth and shroud end are corresponding, it is characterized in that: described instrument transformer is positioned at the line outlet side of circuit breaker.
2. the intelligent power capacitor of easy-to-connect according to claim 1, it is characterized in that: the line outlet side location fit of described instrument transformer and circuit breaker, the corresponding line outlet side of shell of corresponding described circuit breaker is provided with instrument transformer location structure, and described instrument transformer is provided with the positioning and mounting structure with instrument transformer location structure adaptation.
3. the intelligent power capacitor of easy-to-connect according to claim 2, it is characterized in that: described instrument transformer location structure is locating slot, locating slot is located on corresponding line outlet one sidewall of shell of described circuit breaker, on instrument transformer, positioning and mounting structure is protruding insert sheet for positioning, insert sheet for positioning positioning and plug-in mounting, in locating slot, forms described instrument transformer location and installation on-board the circuit breaker.
4. the intelligent power capacitor of easy-to-connect according to claim 1 or 2 or 3, it is characterized in that: described base is provided with zero terminal installing rack and zero line binding post, zero line binding post is independent of circuit breaker, zero line binding post is arranged on base through zero terminal installing rack, and circuit breaker is provided with the phase terminal terminal of its three phase lines corresponding.
5. the intelligent power capacitor of easy-to-connect according to claim 4, is characterized in that: described zero terminal installing rack is the frame-shaped with wire containing cavity, and zero line binding post installing rack side plate offers thermal window.
6. the intelligent power capacitor of easy-to-connect according to claim 4, it is characterized in that: described zero line binding post includes metallic conduction stake, and the insulating case be coated on outside metallic conduction stake, metallic conduction stake one end is provided with screwed hole, clamping screw is installed with in screwed hole, screwed hole one end of the corresponding metallic conduction stake of insulating case is extended with the extension set portion exceeding metallic conduction stake, and extension set portion sidewall offers breach.
7. the intelligent power capacitor of easy-to-connect according to claim 6, is characterized in that: described clamping screw is hexagon socket head cap screw.
8. the intelligent power capacitor of easy-to-connect according to claim 7, is characterized in that: described base is provided with tool fixing seat, and tool fixing seat is detachably provided with inner hexagon spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520004012.1U CN204290338U (en) | 2015-01-04 | 2015-01-04 | A kind of intelligent power capacitor of easy-to-connect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520004012.1U CN204290338U (en) | 2015-01-04 | 2015-01-04 | A kind of intelligent power capacitor of easy-to-connect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204290338U true CN204290338U (en) | 2015-04-22 |
Family
ID=52873468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520004012.1U Active CN204290338U (en) | 2015-01-04 | 2015-01-04 | A kind of intelligent power capacitor of easy-to-connect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204290338U (en) |
-
2015
- 2015-01-04 CN CN201520004012.1U patent/CN204290338U/en active Active
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| GR01 | Patent grant |