CN205542670U - Electric leakage unit has electric leakage circuit breaker of explosion chamber - Google Patents
Electric leakage unit has electric leakage circuit breaker of explosion chamber Download PDFInfo
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- CN205542670U CN205542670U CN201620255058.5U CN201620255058U CN205542670U CN 205542670 U CN205542670 U CN 205542670U CN 201620255058 U CN201620255058 U CN 201620255058U CN 205542670 U CN205542670 U CN 205542670U
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- arc
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- electric leakage
- chamber
- rccb
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Abstract
The utility model provides an electric leakage unit has electric leakage circuit breaker of explosion chamber. The electric leakage unit of mainly solving present electric leakage circuit breaker does not have an arc -extinguish chamber, the problem of extinguishing that the arcing that produces when cutting off like this can not be fine. The utility model provides an electric leakage unit has electric leakage circuit breaker of explosion chamber, including the casing, be equipped with the second cavity that is used for installing circuit breaker unit's first cavity and is used for installing the electric leakage unit in the casing, circuit breaker unit includes tripping device, and the electric leakage unit includes second lever and static touch pad, is equipped with the moving contact that corresponds with static touch pad on the second lever, still includes the arc -extinguish chamber, and the arc -extinguish chamber corresponds the setting with the moving contact. Extinguish electric arc through the arc -extinguish chamber, the arc extinguishing effect is better, uses safelyr.
Description
Technical field
This utility model belongs to field of circuit breakers, has the RCCB of arc-chutes particularly to a kind of unit that leaks electricity.
Background technology
RCCB: the switch of energy auto-action when leakage current exceedes predetermined value in circuit.Conventional RCCB is divided into voltage-type and current mode two class, and current mode is divided into electromagnetic type and electron type two kinds.
RCCB is actually a kind of chopper with creepage protection function; RCCB includes breaker mechanism and electric leakage unit; but existing electric leakage unit is all to keep being connected with the chopper snap close in breaker mechanism by a connecting rod; after i.e. electric leakage unit detects that circuit leaks electricity; drive lock for circuit breaker to pull work by connecting rod, and then realize disjunction dropout by breaker mechanism.
The electric leakage unit of present RCCB does not has arc-extinguish chamber, and the arcing so produced when cutting off can not well extinguish.
Utility model content
In order to overcome the deficiency of background technology, this utility model provides a kind of unit that leaks electricity to have the RCCB of arc-chutes, and the electric leakage unit mainly solving present RCCB does not has arc-extinguish chamber, the problem that the arcing so produced when cutting off can not well extinguish.
This utility model be the technical scheme is that
A kind of unit that leaks electricity has the RCCB of arc-chutes, including housing, the first chamber for installing breaker unit it is provided with and for installing the second chamber of electric leakage unit in described housing, described breaker unit includes tripping mechanism, described electric leakage unit includes the second lever and static contact, described second lever is provided with the moving contact corresponding with described static contact panel, also includes that arc-extinguish chamber, described arc-extinguish chamber are correspondingly arranged with described moving contact.
Described inner walls is also correspondingly provided with for the limited impression with described arc-extinguish chamber snap-fit engagement.
Described inner walls is provided with at least two limited block, and described limited impression is located between two described limited blocks.
Described electric leakage unit also includes that wiring board, described wiring board side are provided with the relief portion for dodging zero sequence current mutual inductor, and opposite side is correspondingly arranged at above described moving contact, is additionally provided with dividing plate between described moving contact and wiring board.
Described arc-extinguish chamber is correspondingly arranged at below described dividing plate.
Also including that magnetictrip, described second chamber are additionally provided with the rotating turret being correspondingly arranged with described magnetictrip, described tripping mechanism also includes that snap close, described rotating turret are articulated with on described second lever and are linked with described snap close by second connecting rod in bottom.
The beneficial effects of the utility model are: a kind of unit that leaks electricity has the RCCB of arc-chutes, including housing, the first chamber for installing breaker unit it is provided with and for installing the second chamber of electric leakage unit in housing, breaker unit includes tripping mechanism, electric leakage unit includes the second lever and static contact panel, second lever is provided with the moving contact corresponding with static contact panel, also includes arc-extinguish chamber, and arc-extinguish chamber is correspondingly arranged with moving contact.Extinguishing electric arc by arc-extinguish chamber, arc quenching effect is more preferable, uses safer.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of one embodiment of this utility model.
Fig. 2 is the schematic diagram of the second chamber of one embodiment of this utility model.
Fig. 3 is the sectional perspective schematic diagram of the second chamber of one embodiment of this utility model.
Fig. 4 is the sectional perspective schematic diagram of the second chamber of one embodiment of this utility model.
Fig. 5 is the sectional perspective schematic diagram of one embodiment of this utility model.
Fig. 6 is the sectional perspective schematic diagram of one embodiment of this utility model.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings: as shown in the figure, a kind of unit that leaks electricity has the RCCB of arc-chutes, including housing 9, the first chamber for installing breaker unit it is provided with and for installing the second chamber 2 of electric leakage unit in described housing 9, described breaker unit includes tripping mechanism, described electric leakage unit includes the second lever 21 and static contact panel 214, described second lever 21 is provided with the moving contact 213 corresponding with described static contact panel 214, also include that arc-extinguish chamber 215, described arc-extinguish chamber 215 are correspondingly arranged with described moving contact 213.A kind of unit that leaks electricity has the RCCB of arc-chutes, including housing, the first chamber for installing breaker unit it is provided with and for installing the second chamber of electric leakage unit in housing, breaker unit includes tripping mechanism, electric leakage unit includes the second lever and static contact panel, second lever is provided with the moving contact corresponding with static contact panel, also includes arc-extinguish chamber, and arc-extinguish chamber is correspondingly arranged with moving contact.Extinguishing electric arc by arc-extinguish chamber, arc quenching effect is more preferable, uses safer.
In this utility model, as it can be seen, described housing 9 inwall is also correspondingly provided with for the limited impression 91 with described arc-extinguish chamber 215 snap-fit engagement.The when of installation, can be connected in limited impression by arc-extinguish chamber, limited impression can be that the groove that housing caves in can also be provided in the groove between two limited blocks, assembles more stable, will not arbitrarily rock.
In this utility model, as it can be seen, described housing 9 inwall is provided with at least two limited block 216, described limited impression 91 is located between two described limited blocks 216.Here use and limited impression is arranged between limited block, convenient processing.
In this utility model, as shown in the figure, described electric leakage unit also includes wiring board 22, described wiring board 22 side is provided with the relief portion 221 for dodging zero sequence current mutual inductor 6, opposite side is correspondingly arranged at above described moving contact 213, being additionally provided with dividing plate 5 between described moving contact 213 and wiring board 22, dividing plate is located between moving contact and wiring board.By being provided above dividing plate at moving contact, again wiring board is arranged on above dividing plate, then zero sequence current mutual inductor is arranged on the relief portion of the opposite side of wiring board, add the installing space of zero-sequence current mutual stone sensor, add the insulation gap between circuit, decrease the risk being short-circuited.
In this utility model, as it can be seen, described arc-extinguish chamber 215 is correspondingly arranged at below described dividing plate 5.Structure detection, it is to avoid arcing flies out and causes wiring board short circuit.
In this utility model, as shown in the figure, also include magnetictrip 25, described second chamber 2 is additionally provided with the push rod 26 being correspondingly arranged with described magnetictrip 25, described tripping mechanism also includes snap close, described is articulated with on described second lever 21 according to push rod 26 and linked with described snap close by second connecting rod 27 in bottom.The when of dropout, driving push rod by magnetictrip, and then drive the tripping mechanism of breaker unit to thread off by second connecting rod, then drive the second lever rotation, the second lever to leave the elastic component of conduction, elastic component resets, and disconnects L line and the connection of wiring board；The when of combined floodgate, handle drives the first lever then to drive the second lever, the second lever pushing elastic component to be connected with L line；When threading off here, can be actively to drive by the tripping mechanism of breaker unit, it is also possible to be that electric leakage unit drives tripping mechanism to thread off.Simple in construction, using effect is good.
Embodiment is not construed as restriction of the present utility model, but any based on spirit improvements introduced of the present utility model, all should be within protection domain of the present utility model.
Claims (6)
1. the unit that leaks electricity has the RCCB of arc-chutes, including housing (9), the first chamber for installing breaker unit it is provided with and for installing second chamber (2) of electric leakage unit in described housing (9), described breaker unit includes tripping mechanism, described electric leakage unit includes the second lever (21) and static contact panel (214), described second lever (21) is provided with the moving contact (213) corresponding with described static contact panel (214), it is characterized in that: also include arc-extinguish chamber (215), described arc-extinguish chamber (215) is correspondingly arranged with described moving contact (213).
A kind of unit that leaks electricity the most according to claim 1 has the RCCB of arc-chutes, it is characterised in that: described housing (9) inwall is also correspondingly provided with for the limited impression (91) with described arc-extinguish chamber (215) snap-fit engagement.
A kind of unit that leaks electricity the most according to claim 2 has the RCCB of arc-chutes, it is characterised in that: described housing (9) inwall is provided with at least two limited block (216), and described limited impression (91) is located between two described limited blocks (216).
A kind of unit that leaks electricity the most according to claim 1 has the RCCB of arc-chutes, it is characterized in that: described electric leakage unit also includes wiring board (22), described wiring board (22) side is provided with the relief portion (221) for dodging zero sequence current mutual inductor (6), opposite side is correspondingly arranged at described moving contact (213) top, is additionally provided with dividing plate (5) between described moving contact (213) and wiring board (22).
A kind of unit that leaks electricity the most according to claim 4 has the RCCB of arc-chutes, it is characterised in that: described arc-extinguish chamber (215) is correspondingly arranged at described dividing plate (5) lower section.
A kind of unit that leaks electricity the most according to claim 1 has the RCCB of arc-chutes, it is characterized in that: also include magnetictrip (25), described second chamber (2) is additionally provided with the push rod (26) being correspondingly arranged with described magnetictrip (25), described tripping mechanism also includes snap close, described push rod (26) being articulated with described second lever (21), and above and linked with described snap close by second connecting rod (27) in bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620255058.5U CN205542670U (en) | 2016-03-30 | 2016-03-30 | Electric leakage unit has electric leakage circuit breaker of explosion chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620255058.5U CN205542670U (en) | 2016-03-30 | 2016-03-30 | Electric leakage unit has electric leakage circuit breaker of explosion chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205542670U true CN205542670U (en) | 2016-08-31 |
Family
ID=56785628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620255058.5U Active CN205542670U (en) | 2016-03-30 | 2016-03-30 | Electric leakage unit has electric leakage circuit breaker of explosion chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205542670U (en) |
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2016
- 2016-03-30 CN CN201620255058.5U patent/CN205542670U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |