CN205645708U - Electricity leakage circuit breaker - Google Patents
Electricity leakage circuit breaker Download PDFInfo
- Publication number
- CN205645708U CN205645708U CN201620438407.7U CN201620438407U CN205645708U CN 205645708 U CN205645708 U CN 205645708U CN 201620438407 U CN201620438407 U CN 201620438407U CN 205645708 U CN205645708 U CN 205645708U
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- CN
- China
- Prior art keywords
- rccb
- circuit board
- cover plate
- chute
- housing
- 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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Abstract
The utility model discloses an its technical scheme main points electricity leakage circuit breaker, including casing, electromagnetism release, zero sequence current transformer, circuit board, operating device and contact mechanism, the circuit board is coupled in the electromagnetism release, be provided with change over switch on the casing, zero sequence current transformer and circuit board all are coupled the signal transmission between change over switch is by change over switch control zero sequence current transformer and circuit board. An object of the utility model is to provide a whether the user can the free choice needs electric leakage protection function's electricity leakage circuit breaker, and the suitability is higher.
Description
Technical field
This utility model relates to low-tension switch electric appliance field, and it relates to a kind of RCCB in particular.
Background technology
RCCB is widely used in low voltage terminal distribution system, has the functions such as electric leakage, short-circuit, instantaneous and overload protection.
At present, in prior art, Authorization Notice No. is that the Chinese patent document of CN20378366 U discloses a kind of RCCB, including insulation crust, mechanical component, magnetictrip, wiring board, assay device, described assay device includes test button, torsion spring, conducting strip, test resistance, test button is arranged on insulation crust, conducting strip is arranged in insulation crust, the upper foot of torsion spring contacts with test button, and provide precompression for test button, when pressing test button, the upper foot of torsion spring contacts with conducting strip, when unclamping test button, the upper foot of torsion spring separates with conducting strip and makes push-button reset；The leftover bits and pieces of torsion spring is connected with the yoke of magnetictrip, and test resistance is arranged in the circuit board, and conducting strip is connected to one end of test resistance, yoke and the test resistance other end and is respectively connecting to phase line and the neutral conductor of power supply.
Existing electronic type residual current circuit breaker is to add earth leakage protective part relative to common chopper; leakage current is detected by ZCT; through circuit board current signal it is amplified and is delivered to magnetictrip, magnetictrip promoting the snap close of operating mechanism thus cause contact mechanism separating brake.Above-mentioned RCCB, earth leakage protective part combines with normal circuit breaker partial function so that this RCCB in use creepage protection function is the most in running order；But much occasion is not required to creepage protection function; such as the main switch of household electricity, if main switch is with creepage protection function, once main switch can be caused to trip with the presence of electrical equipment drain conditions; affect the power supply of whole circuit, therefore the existing RCCB suitability need to improve.
Utility model content
The deficiency existed for prior art, the purpose of this utility model is to provide a kind of user can be with unrestricted choice the need of the RCCB of creepage protection function, and the suitability is higher.
For achieving the above object, this utility model provides following technical scheme: a kind of RCCB, including housing, magnetictrip, zero sequence current mutual inductor, circuit board, operating mechanism and contact mechanism, circuit board is coupled to magnetictrip；Being provided with switching switch on described housing, zero sequence current mutual inductor and circuit board are all coupled to switching switch by the signal transmission between switching on-off control zero sequence current mutual inductor and circuit board.
By using technique scheme; RCCB compared to prior art; signal transmission between zero sequence current mutual inductor and circuit board is switched on-off control; when switching switches off the signal transmission between zero sequence current mutual inductor and circuit board; current signal is not received on circuit board; therefore magnetictrip will not will not work in action, i.e. earth leakage protective part, and now RCCB uses as common chopper；When the signal transmission switched between switch connection zero sequence current mutual inductor and circuit board, now the earth leakage protective part of RCCB normally works.
By manual operation switching switch, can freely choose whether to need creepage protection function, the suitability to be improved, the scope of application is wider.
This utility model is further arranged to: described switching switch is inching button switch.
By using technique scheme, using inching button switch as switching switch, volume is little, easy for installation.
This utility model is further arranged to: be provided with the draw-in groove for being embedded inching button switch in described housing, and described draw-in groove is provided with the opening exposed for inching button switch, and described opening part is removably connected with cover plate.
By using technique scheme; the mounting structure of inching button switch is described further; the space that inching button switch carries out installing is given by draw-in groove; opening exposes so that artificially can operate inching button switch for inching button switch; cover plate plays the effect of protection inching button switch; avoid being touched by false touch artificially, improve the stability used.
This utility model is further arranged to: the side of described draw-in groove opposing cover plates is provided with and limits the retaining wall that inching button switch is deviate from from opening.
By using technique scheme, can improve the fixation of inching button switch, prevent it from deviating from from opening part, serviceability is more stable.
This utility model is further arranged to: described housing is positioned at opening part and is provided with chute, and described cover plate is slidably connected to chute and can skid off from chute.
By using technique scheme, removably connecting cover plate and be described further, cover plate uses the mode being slidably connected to opening part, by the CONTACT WITH FRICTION between cover plate and chute, has good fixing effect, and cover plate is difficult to the effect lost.
This utility model is further arranged to: the outer surface of described cover plate and the flush with outer surface of housing or the outer surface less than housing.
By using technique scheme, cover plate is not above the outer surface of housing and arranges, and its effect is to be not easy to be touched by false touch artificially, plays the effect preventing maloperation.
This utility model is further arranged to: the cross section of described chute is dovetail shaped, and the shape of described cover plate is suitable with chute.
By using technique scheme, swallow-tailed structure has spacing effect, and cover plate shape is suitable with chute, and when cover plate is slidably connected in chute, fixed effect is more preferable, is difficult to lose, and serviceability is stable.
This utility model is further arranged to: described cover plate outer surface is provided with groove.
By using technique scheme, groove is conveniently used for abutting with some small tools, such as screwdriver etc., thus by small tool slide cover so that inching button switch exposes, convenient uses.
This utility model is further arranged to: described groove is two, and all in arrow shaped, two grooves are symmetrical arranged and are respectively directed to chute two ends.
By using technique scheme, groove also acts as indicative function simultaneously, facilitates first user to know the unfolding mode of cover plate.
This utility model is further arranged to: this RCCB splices side by side sub-chopper, and in sub-chopper, the snap close of operating mechanism is connected by a gangbar with the snap close of operating mechanism in this RCCB.
By using technique scheme, by splicing sub-chopper, making this RCCB is multilevel hierarchy, and connect the snap close of this RCCB and sub-chopper by gangbar so that this RCCB is Tong Bu with sub-circuit-breaker switching on-off, it can be used for connecting polyphase circuit, uses more convenient.
In sum, RCCB described in the utility model can freely choose whether to need creepage protection function, and the suitability is high; applied widely; and the inching button switch as switching switch use has fixing reliable, preventing the feature of maloperation, serviceability is stable.
Accompanying drawing explanation
Fig. 1 is the exploded perspective view of embodiment one；
Fig. 2 is enlarged drawing at the A of Fig. 1；
Fig. 3 is the installation site schematic diagram of the sub-chopper of embodiment one；
Fig. 4 is the front view under Fig. 3 state；
Fig. 5 is the rearview (side, sub-chopper place) under Fig. 3 state；
Fig. 6 is the structural representation of embodiment two.
Description of reference numerals: 1, housing；2, magnetictrip；3, zero sequence current mutual inductor；4, circuit board；5, operating mechanism；6, contact mechanism；7, inching button switch；8, draw-in groove；9, opening；10, cover plate；11, chute；12, retaining wall；13, groove；14, sub-chopper；15, snap close；16, gangbar；17, toggle switch.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
Embodiment one, a kind of RCCB, as it is shown in figure 1, include housing 1, magnetictrip 2, zero sequence current mutual inductor 3, circuit board 4, operating mechanism 5 and contact mechanism 6, circuit board 4 is coupled to magnetictrip 2；Above-mentioned parts mount position and structure are with reference to this accompanying drawing, and it can also be identical with prior art, therefore seldom repeats.
The feature of the present embodiment is, as in figure 2 it is shown, be provided with inching button switch 7, zero sequence current mutual inductor 3 and circuit board 4 on housing 1 be all coupled to the signal transmission that this inching button switch 7 is controlled by between zero sequence current mutual inductor 3 and circuit board 4.
As in figure 2 it is shown, be provided with the draw-in groove 8 for being embedded inching button switch 7 in housing 1, draw-in groove 8 is provided with the opening 9 exposed for inching button switch 7, and connecting at opening 9 has cover plate 10, and wherein, cover plate 10 uses transparent plastic to make.The side of draw-in groove 8 opposing cover plates 10 is provided with and limits the retaining wall 12 that inching button switch 7 is deviate from from opening 9.Cover plate 10, for shielding inching button switch 7, prevents it from being touched by false touch.
For the installation of cover plate 10, as in figure 2 it is shown, housing 1 is positioned at opening 9 is provided with chute 11, cover plate 10 is slidably connected to chute 11, and chute 11 extends outside housing 1 so that cover plate 10 can skid off housing 1, the cross section of chute 11 is dovetail shaped, and the shape of cover plate 10 is suitable with chute 11.Cover plate 10 can skid off from chute 11, so that inching button switch 7 exposes, user-friendly；Chute 11 and cover plate 10, can be to 10 more preferable fixations of cover plate in dovetail shaped.
Wherein, the flush with outer surface of the outer surface of cover plate 10 and housing 1, and cover plate 10 outer surface is provided with two and is symmetrical arranged in sagittate groove 13, two grooves 13 are respectively directed to chute 11 two ends.The outer surface of the non-bulging housing of cover plate 10 1 arranges and is possible to prevent cover plate 10 to be touched by false touch and causes losing, itself and the flush with outer surface of housing 1, the most attractive in appearance.
RCCB compared to prior art; signal transmission between zero sequence current mutual inductor 3 and circuit board 4 is controlled by inching button switch 7; when inching button switch 7 disconnects the signal transmission between zero sequence current mutual inductor 3 and circuit board 4; current signal is not received on circuit board 4; therefore magnetictrip 2 will not action; i.e. earth leakage protective part will not work, and now RCCB uses as common chopper；When inching button switch 7 connects the signal transmission between zero sequence current mutual inductor 3 and circuit board 4, now the earth leakage protective part of RCCB normally works.By manual operation switching switch, can freely choose whether to need creepage protection function, the suitability to be improved, the scope of application is wider.
It addition, as in Figure 3-5, this RCCB splices side by side sub-chopper 14, and sub-chopper 14 is installed on the dorsal part of this RCCB, and the structure of sub-chopper 14 does not have creepage protection function compared with this RCCB, but other structure is identical.In sub-chopper 14, the snap close 15 of operating mechanism 5 is connected by a gangbar 16 with the snap close 15 of operating mechanism 5 in this RCCB so that when this RCCB or any one appearance of its sub-chopper 14 are threaded off, both can synchronization action.It can be used for connecting polyphase circuit, uses more convenient.
Embodiment two, a kind of RCCB, as shown in Figure 6, the difference with embodiment one is to replace with inching button switch 7 toggle switch 17, and toggle switch 17 inlay card is fixed in housing 1, and its driving lever is placed in outside housing 1.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, all within design concept of the present utility model, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (10)
1. a RCCB, including housing (1), magnetictrip (2), zero sequence current mutual inductor (3), circuit board (4), operating mechanism (5) and contact mechanism (6), circuit board (4) is coupled to magnetictrip (2)；It is characterized in that: be provided with switching switch on described housing (1), zero sequence current mutual inductor (3) and circuit board (4) are all coupled to switching switch by the signal transmission between switching on-off control zero sequence current mutual inductor (3) and circuit board (4).
RCCB the most according to claim 1, it is characterised in that: described switching switch is inching button switch (7).
RCCB the most according to claim 2, it is characterized in that: in described housing (1), be provided with the draw-in groove (8) for being embedded inching button switch (7), described draw-in groove (8) is provided with the opening (9) exposed for inching button switch (7), and described opening (9) place is removably connected with cover plate (10).
RCCB the most according to claim 3, it is characterised in that: the side of described draw-in groove (8) opposing cover plates (10) is provided with and limits the retaining wall (12) that inching button switch (7) is deviate from from opening (9).
RCCB the most according to claim 4, it is characterised in that: described housing (1) is positioned at opening (9) place and is provided with chute (11), and described cover plate (10) is slidably connected to chute (11) and can skid off from chute (11).
RCCB the most according to claim 5, it is characterised in that: the outer surface of described cover plate (10) and the flush with outer surface of housing (1) or the outer surface less than housing (1).
RCCB the most according to claim 6, it is characterised in that: the cross section of described chute (11) is dovetail shaped, and the shape of described cover plate (10) is suitable with chute (11).
RCCB the most according to claim 7, it is characterised in that: described cover plate (10) outer surface is provided with groove (13).
RCCB the most according to claim 8, it is characterised in that: described groove (13) is two, and all in arrow shaped, two grooves (13) are symmetrical arranged and are respectively directed to chute (11) two ends.
10. according to the RCCB described in claim 1-9 any one, it is characterized in that: this RCCB splices side by side sub-chopper (14), in sub-chopper (14), the snap close (15) of operating mechanism (5) is connected by a gangbar (16) with the snap close (15) of operating mechanism (5) in this RCCB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620438407.7U CN205645708U (en) | 2016-05-13 | 2016-05-13 | Electricity leakage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620438407.7U CN205645708U (en) | 2016-05-13 | 2016-05-13 | Electricity leakage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205645708U true CN205645708U (en) | 2016-10-12 |
Family
ID=57060521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620438407.7U Expired - Fee Related CN205645708U (en) | 2016-05-13 | 2016-05-13 | Electricity leakage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205645708U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106373835A (en) * | 2016-12-05 | 2017-02-01 | 威胜电气有限公司 | External breaker of electric energy meter |
| CN107248488A (en) * | 2017-07-20 | 2017-10-13 | 国隆电气有限公司 | Shove the back-up protection device of protector |
| CN109390187A (en) * | 2017-08-09 | 2019-02-26 | 施耐德电气工业公司 | Leakage circuit breakers |
| CN109671597A (en) * | 2019-01-22 | 2019-04-23 | 浙江明晖智能电气有限公司 | Electromagnetic-type leakage circuit breaker |
-
2016
- 2016-05-13 CN CN201620438407.7U patent/CN205645708U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106373835A (en) * | 2016-12-05 | 2017-02-01 | 威胜电气有限公司 | External breaker of electric energy meter |
| CN106373835B (en) * | 2016-12-05 | 2018-04-03 | 威胜电气有限公司 | The external breaker of electric energy meter |
| CN107248488A (en) * | 2017-07-20 | 2017-10-13 | 国隆电气有限公司 | Shove the back-up protection device of protector |
| CN107248488B (en) * | 2017-07-20 | 2019-11-12 | 国隆电气有限公司 | Shove the back-up protection device of protector |
| CN109390187A (en) * | 2017-08-09 | 2019-02-26 | 施耐德电气工业公司 | Leakage circuit breakers |
| CN109390187B (en) * | 2017-08-09 | 2020-09-04 | 施耐德电气工业公司 | Earth leakage circuit breaker |
| CN109671597A (en) * | 2019-01-22 | 2019-04-23 | 浙江明晖智能电气有限公司 | Electromagnetic-type leakage circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180525 Address after: 325606 New River village, Weng street, Yueqing, Wenzhou, Zhejiang Patentee after: Yueqing Sixiang Electric Co., Ltd. Address before: 325619 Zhejiang, Wenzhou, Yueqing City, Xiangyang Town, the village of Patentee before: ZHEJIANG XIANGXING ELECTRICAL WHOLE SET CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190515 Address after: 325600 211 weft six road, Yueqing Economic Development Zone, Wenzhou, Zhejiang Patentee after: Xiangxing Electric Co., Ltd. Address before: 325606 New River village, Weng street, Yueqing, Wenzhou, Zhejiang Patentee before: Yueqing Sixiang Electric Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 Termination date: 20200513 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |