CN211719545U - Combined residual current circuit breaker - Google Patents
Combined residual current circuit breaker Download PDFInfo
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- CN211719545U CN211719545U CN202020484710.7U CN202020484710U CN211719545U CN 211719545 U CN211719545 U CN 211719545U CN 202020484710 U CN202020484710 U CN 202020484710U CN 211719545 U CN211719545 U CN 211719545U
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Abstract
The utility model relates to the technical field of circuit breakers, in particular to a combined residual current circuit breaker, which comprises a general circuit breaker module and a residual current circuit breaker module, the general breaker module is provided with an incoming line end and an outgoing line end, the residual current breaker module comprises a mutual inductor component, a breaker functional component and a residual current functional component, the breaker functional component and the leakage functional component are integrally arranged to form a leakage breaker integrated component, the leakage breaker integrated component is provided with an input end and an output end, the mutual inductor component is positioned at the outlet end of the universal circuit breaker module and comprises a mutual inductor, a current-carrying part and a wiring terminal, the current-carrying part is arranged on the mutual inductor in a penetrating way, one end of the universal circuit breaker module is electrically connected with the circuit breaker functional component, the other end of the universal circuit breaker module is connected with the wiring terminal, the mutual inductor subassembly is the removable setting with general circuit breaker module and electric leakage circuit breaker integral type subassembly.
Description
Technical Field
The utility model relates to a circuit breaker technical field, especially a modular earth leakage circuit breaker.
Background
At present, the structure of the residual current circuit breaker has two types of modular assembly or integrated assembly, wherein the modular assembly generally comprises a general circuit breaker module and a residual current release module, the general circuit breaker module is connected with the residual current release module through a longer lead, the resistance is large, the temperature is increased, the size is large after the assembly, a large amount of space is occupied after the universal circuit breaker module and the residual current release module are installed on a power distribution box body, the expansion of a circuit is limited, and particularly in a multi-pole leakage protection product, the wiring is complex and the assembly and disassembly are difficult; at present, in the electric leakage circuit breaker integrally assembled on the market, although the electric leakage function volume is slightly reduced compared with the modularized assembling, the manufacturing process is complex, the assembling is difficult, the production assembling time of a single circuit breaker is generally longer, and the technical requirement on an assembler is overhigh. And because general circuit breaker module and the integrative setting of electric leakage circuit breaker module are in same casing, no matter which module takes place functional failure and all can lead to whole platform product to become invalid or scrap. The product is not easy to maintain due to the complex structure, and the production and manufacturing cost is relatively high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides an adopt independent function's modularization mode of assembling has realized that connection structure is reliable, the width narrows down, and simultaneously, its functional module is independent, and the equipment is overhauld conveniently and is easily realized batch automated production's combination formula leakage circuit breaker.
In order to realize the purpose, the utility model discloses a technical scheme is: a combined residual current circuit breaker comprises a general circuit breaker module and a residual current circuit breaker module, wherein the general circuit breaker module is provided with a wire inlet end and a wire outlet end, the residual current circuit breaker module comprises a mutual inductor assembly, a circuit breaker functional assembly and a residual current functional assembly, the breaker functional component and the leakage functional component are integrally arranged to form a leakage breaker integrated component, the leakage breaker integrated component is provided with an input end and an output end, the mutual inductor component is positioned at the outlet end of the universal circuit breaker module and comprises a mutual inductor, a current-carrying part and a wiring terminal, the current-carrying part is arranged on the mutual inductor in a penetrating way, one end of the universal circuit breaker module is electrically connected with the circuit breaker functional component, the other end of the universal circuit breaker module is connected with the wiring terminal, the mutual inductor subassembly is the removable setting with general circuit breaker module and electric leakage circuit breaker integral type subassembly.
Among the above-mentioned technical scheme, general circuit breaker module generally is a plurality of, in the prior art, mutual-inductor subassembly and earth leakage circuit breaker integral type subassembly are all located the side of general circuit breaker module as an organic whole setting, need be connected each general circuit breaker module and mutual-inductor with long wire during the connection, the wiring is complicated, the wiring difficulty, dismouting and maintenance are inconvenient, this design falls into two parts with the earth leakage circuit breaker module, the volume of earth leakage circuit breaker module has been reduced, and the mutual-inductor subassembly is located the outlet end department of general circuit breaker module, reduce the connection degree of difficulty, realize that whole width narrows down, save the cost, improve assembly efficiency.
As a further setting of the utility model, the mutual-inductor subassembly includes a casing, and mutual-inductor, current-carrying parts and binding post are all installed in the casing, this casing respectively with general circuit breaker module and electric leakage circuit breaker integral type subassembly joint.
Among the above-mentioned technical scheme, for dismantling the connection between each general circuit breaker module, for dismantling the connection between general circuit breaker module and the electric leakage circuit breaker integral type subassembly, mutual-inductor subassembly also for dismantling the connection with general circuit breaker module and electric leakage circuit breaker integral type subassembly, constitutes a complete circuit breaker through the combination of each part, and is small, and the combination is convenient.
As a further setting of the utility model, the casing includes base and shroud, the shroud includes shroud body and the side cap of one-tenth L type, and a right angle limit lid of this side cap is established on leading-out terminal or output, and another right angle limit is located the side of leading-out terminal or output, constitutes the space that supplies the side cap installation between shroud body and general circuit breaker module or the electric leakage circuit breaker integral type subassembly, through pivot fixed connection between this side cap and general circuit breaker module and the electric leakage circuit breaker integral type subassembly.
Among the above-mentioned technical scheme, the setting of L type side cap helps linking together general circuit breaker module and mutual-inductor subassembly or earth leakage circuit breaker integral type subassembly and mutual-inductor subassembly, and the setting of pivot helps fixing the side cap on general circuit breaker module and earth leakage circuit breaker integral type subassembly, and the pivot passes side cap, each general circuit breaker module and earth leakage circuit breaker integral type subassembly in proper order, and it is all very convenient to dismantle and install.
As a further setting of the utility model, the side cap of L type is two and is first side cap and second side cap respectively, first side cap has first connection structure and second connection structure respectively with shroud body and general circuit breaker module's junction and makes up mutual-inductor subassembly and general circuit breaker module as an organic whole, and the second side cap has third connection structure and fourth connection structure respectively with shroud body and electric leakage circuit breaker integral type subassembly and makes up mutual-inductor subassembly and electric leakage circuit breaker integral type subassembly as an organic whole, the curb plate of second side cap and electric leakage circuit breaker integral type subassembly sets up as an organic whole.
Among the above-mentioned technical scheme, wear to be equipped with the pivot on two L type side covers, firm in connection, two side covers set up relatively, distribute in both sides, and the second side cover sets up with the curb plate of electric leakage circuit breaker integral type subassembly is integrative, improves the stability of connecting.
As a further setting of the utility model, first connection structure, second connection structure, third connection structure and fourth connection structure all have protruding muscle and the guide slot of mutual direction joint, be provided with the spacing fixture block of restricting protruding muscle in the guide slot on the relative one side of two guide slots on first connection structure and the second connection structure, also be provided with the spacing fixture block of restricting protruding muscle in the guide slot on the relative one side of two guide slots on third connection structure and the fourth connection structure.
Among the above-mentioned technical scheme, the setting of spacing fixture block can avoid side cap and casing or general circuit breaker module or electric leakage circuit breaker integral type subassembly to throw off in the combination direction of general circuit breaker module and mutual-inductor subassembly for the side cap has the effect of drawing mutual-inductor subassembly and general circuit breaker module or mutual-inductor subassembly and electric leakage circuit breaker integral type subassembly together, makes its both connections more firmly inseparable.
As a further arrangement of the present invention, the ribs or the guide grooves are distributed on the inner side surfaces of the two right-angle sides of the side cover.
Among the above-mentioned technical scheme, some of protruding muscle or guide slot are located the medial surface on a right angle limit of side cap, and some are located the medial surface on another right angle limit, make two right angle limits all have the pulling force, and the active area that the increase is connected makes to connect more stably firm.
As a further configuration of the present invention, a connection hole for connecting an attachment is provided between the first side cover and the cover body or/and the base.
In the technical scheme, the connecting holes are arranged to facilitate combination if some additional parts need to be connected in the subsequent use process.
As a further setting of the utility model, all be provided with mutual spacing first lug and second lug between base and general circuit breaker module and the electric leakage circuit breaker integral type subassembly.
Among the above-mentioned technical scheme, first lug and second lug are spacing to the mutual-inductor subassembly in the direction of perpendicular guide rail, make its location more accurate.
As a further arrangement of the present invention, the electrical connection structure between the circuit breaker function assembly and the current-carrying component is consistent with the electrical connection structure between the general circuit breaker module and the current-carrying component.
In the above technical solution, the function of the circuit breaker functional assembly is consistent with that of the general circuit breaker module, and it also needs to be connected with the current-carrying component and the connection structure is consistent.
As a further setting of the utility model, the current-carrying part includes a plurality of electrically conductive pieces, the electric junction of general circuit breaker module or circuit breaker functional module and electrically conductive piece has two metal wiring boards, and two metal wiring boards pass through bolted connection.
Among the above-mentioned technical scheme, electrically conductive can be wire or metal conducting strip or the electrically conductive combination of wire and metal, the position of the electricity connection of preferred mutual-inductor subassembly and general circuit breaker module and electric leakage circuit breaker integral type subassembly all has the metal wiring board, the metal wiring board can not rock, has the effect of location, all be provided with the screw hole on the metal wiring board, only need like this with two metal wiring boards that correspond align then through screw fixed connection can, need not to weld, simplify the assembly step, need not to consider the wiring, the efficiency is improved.
As a further setting of the utility model, the current-carrying part still includes the N line, and the one end of N line is connected with the binding post that corresponds, and the other end passes the binding post connection of mutual-inductor and electric leakage functional unit input.
Among the above-mentioned technical scheme, the N line need pass the output of electric leakage circuit breaker integral type subassembly then be connected with the binding post of input, so be provided with the direction passageway that supplies the N line to pass in the electric leakage circuit breaker integral type subassembly, make N line ability rational layout, avoid the wire to run indiscriminately.
As the utility model discloses a further setting, one of them metal wiring board in two metal wiring boards is located the outlet end department of general circuit breaker module or the output end department of residual-current circuit breaker integral type subassembly, and this metal wiring board's corresponding both sides are provided with and constitute first stopper and the second stopper of spacing complex with metal wiring board, metal wiring board's side still is provided with the baffle that separates two adjacent metal wiring boards.
Among the above-mentioned technical scheme, the setting of first stopper and second stopper is in order to fix the position of metal wiring board, avoids metal wiring board to shift, improves connection efficiency, and the creepage distance that adjacent metal wiring board can be increased in the setting of baffle, improves insulating nature.
As the utility model discloses a further setting, link through the connecting rod between adjacent general circuit breaker module and the electric leakage circuit breaker integral type subassembly, and be provided with location bump and positioning groove between adjacent general circuit breaker module and the electric leakage circuit breaker integral type subassembly, wear to be equipped with the pivot on each general circuit breaker module and the electric leakage circuit breaker integral type subassembly.
Among the above-mentioned technical scheme, the setting of location bump and positioning groove is for the concatenation between the convenient adjacent two modules, and the setting of connecting rod makes actuating mechanism in each general circuit breaker module and the circuit breaker functional assembly can link, and the setting of pivot is in the same place each general circuit breaker module and electric leakage circuit breaker integral type subassembly is fixed, connects closely, simple structure, and is small.
The present invention will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an exploded view of the structure of the embodiment of the present invention;
FIG. 3 is an exploded view of a transformer assembly according to an embodiment of the present invention;
fig. 4 is an exploded view of the integrated assembly of the earth leakage circuit breaker according to the embodiment of the present invention;
fig. 5 is an exploded view of a general circuit breaker module according to an embodiment of the present invention;
fig. 6 is an exploded view of a general circuit breaker module according to an embodiment of the present invention;
FIG. 7 is an exploded view of a side cover according to an embodiment of the present invention;
fig. 8 is a structural diagram of the first bump and the second bump according to the embodiment of the present invention.
Detailed Description
The specific embodiment of the utility model is shown in figures 1-8, a combined residual current circuit breaker, comprising a general circuit breaker module 1 and a residual current circuit breaker module, wherein the general circuit breaker module 1 is provided with an incoming line end and an outgoing line end 11, the residual current circuit breaker module comprises a mutual inductor component 3, a circuit breaker functional component and a leakage functional component, the circuit breaker functional component and the leakage functional component are integrally arranged to form a residual current circuit breaker integrated component 2, the residual current circuit breaker integrated component 2 is provided with an input end and an output end 21, the mutual inductor component 3 is positioned at the outgoing line end 11 of the general circuit breaker module 1, the mutual inductor component 3 comprises a mutual inductor 31, a current carrying part 32 and a connecting terminal 33, the current carrying part 32 is arranged on the mutual inductor 31, one end of the current carrying part is respectively electrically connected with the general circuit breaker module 1, mutual-inductor subassembly 3 is removable the setting with general circuit breaker module 1 and electric leakage circuit breaker integral type subassembly 2. General circuit breaker module 1 generally is a plurality of, in the prior art, mutual-inductor 31 mutual-inductor subassembly 3 all is located general circuit breaker module 1's side with the integration setting of electric leakage circuit breaker integral type subassembly 2, need be connected each general circuit breaker module 1 with mutual-inductor 31 with long wire during the connection, the wiring is complicated, the wiring difficulty, the dismouting is inconvenient with the maintenance, this design falls into two parts with electric leakage circuit breaker module, the volume of electric leakage circuit breaker module has been reduced, and mutual-inductor 31 mutual-inductor subassembly 3 is located general circuit breaker module 1's leading-out terminal 11 department, reduce the connection degree of difficulty, realize that whole width narrows down, the cost is saved, and the assembly efficiency is improved.
The transformer assembly 3 includes a casing 34, the transformer 31, the current-carrying component 32 and the connection terminal 33 are all installed in the casing 34, and the casing 34 is respectively connected with the general breaker module 1 and the residual current circuit breaker integrated assembly 2 in a clamping manner. For dismantling the connection between each general circuit breaker module 1, for dismantling the connection between general circuit breaker module 1 and the electric leakage circuit breaker integral type subassembly 2, mutual-inductor subassembly 3 mutual-inductor 31 binding post 33 also for dismantling the connection with general circuit breaker module 1 and electric leakage circuit breaker integral type subassembly, constitutes a complete circuit breaker through the combination of each part, and is small, and the combination is convenient.
The housing 34 includes a base 341 and a cover 342, the cover 342 includes a cover body 3421 and an L-shaped side cover, a right-angle side cover of the side cover is disposed on the outgoing line end 11 or the outgoing line end 21, the other right-angle side is disposed on the side of the outgoing line end 11 or the outgoing line end 21, a gap for mounting the side cover is formed between the cover body 3421 and the general breaker module 1 or the residual current circuit breaker integrated assembly 2, and the side cover is fixedly connected with the general breaker module 1 and the residual current circuit breaker integrated assembly through a shaft pin 35 a. The setting of L type side cap helps linking together general circuit breaker module 1 and mutual-inductor subassembly 3 or electric leakage circuit breaker integral type subassembly 2 and mutual-inductor subassembly 3, being provided with of pivot 35a helps fixing the side cap on general circuit breaker module 1 and electric leakage circuit breaker integral type subassembly 2, pivot 35a passes the side cap in proper order, each general circuit breaker module 1 and electric leakage circuit breaker integral type subassembly 2, it is all very convenient that general circuit breaker module 1 mutual-inductor 31 mutual-inductor subassembly 3 dismantles and installs.
The side covers of above-mentioned L type are two and are first side cover 3422 and second side cover 3423 respectively, first side cover 3422 has first connection structure and second connection structure respectively with shroud body 3421 and general circuit breaker module 1's junction and makes up mutual-inductor subassembly 3 and general circuit breaker module 1 into an organic whole, second side cover 3423 has third connection structure and fourth connection structure respectively with shroud body 3421 and electric leakage circuit breaker integral type subassembly 2's junction and makes up mutual-inductor subassembly 3 and electric leakage circuit breaker integral type subassembly 2 into an organic whole, second side cover 3423 sets up as an organic whole with electric leakage circuit breaker integral type subassembly 2's curb plate. Wear to be equipped with pivot 35b on two L type side covers, firm in connection, two side covers set up relatively, distribute in both sides, and second side cover 3423 sets up with electric leakage circuit breaker integral type subassembly 2's curb plate is integrative, improves the stability of connecting.
The first connecting structure, the second connecting structure, the third connecting structure and the fourth connecting structure are respectively provided with a convex rib 3424 and a guide groove 3425 which are mutually guided and clamped, a limiting fixture block 3426 which limits the convex rib 3424 in the guide groove 3425 is arranged on one side of the first connecting structure, which is opposite to the two guide grooves 3425 on the second connecting structure, and a limiting fixture block 3426 which limits the convex rib 3424 in the guide groove 3425 is also arranged on one side of the third connecting structure, which is opposite to the two guide grooves 3425 on the fourth connecting structure. The first side cover 3422 and the second side cover 3423 are symmetrically arranged, and the arrangement of the limiting fixture block 3426 can prevent the side cover from being separated from the casing 34 or the general circuit breaker module 1 or the electric leakage circuit breaker integrated assembly 2 in the combination direction of the general circuit breaker module 1 and the mutual inductor assembly 3, so that the side cover has the function of drawing the mutual inductor assembly 3 and the general circuit breaker module 1 or the mutual inductor assembly 3 and the electric leakage circuit breaker integrated assembly 2, and the connection between the two components is firmer and more tight.
The ribs 3424 or the guide grooves 3425 are disposed on the inner sides of the two right-angle sides of the side cover. Part of the convex rib 3424 or the guide groove 3425 is located on the inner side surface of one right-angle side of the side cover, and part of the convex rib is located on the inner side surface of the other right-angle side, so that the two right-angle sides have tensile force, the connecting action area is increased, and the connection is more stable and firm.
A connection hole 343 for connecting an attachment is provided between the first side cap 3422 and the cap body 3421 or/and the base 341. The connecting holes 343 are provided to facilitate assembly if some additional parts are required to be connected in the subsequent use process.
The base 341 and the universal circuit breaker module 1 and the residual current circuit breaker integrated assembly 2 are provided with a first bump 344 and a second bump 13, 22 which are mutually limited. The first projection 344 and the second projections 13 and 22 limit the transformer assembly 3 in the direction perpendicular to the guide rails, so that the positioning is more accurate.
The electrical connection structure between the output terminal 21 of the breaker function block and the current carrying member 32 described above is identical to the electrical connection structure between the general breaker module 1 and the current carrying member 32. The function of the circuit breaker functional assembly is consistent with the function of the universal circuit breaker module 1, which also needs to be connected with the current carrying part 32 and the connection structure is consistent with the output 21 of the universal circuit breaker module 1 and the universal circuit breaker module 1.
The current-carrying component 32 includes a plurality of conductive members 321, two metal terminal blocks 3211, 23, 12 are provided at the electrical connection position between the general circuit breaker module 1 or the circuit breaker functional assembly and the conductive members 321, and the two metal terminal blocks 3211, 23, 12 are connected by screws 4. The electrically conductive piece 321 can be wire or metal conducting strip or the electrically conductive combination of wire and metal, the position of the electric connection of preferred mutual-inductor subassembly 3 and general circuit breaker module 1 and electric leakage circuit breaker integral type subassembly 2 all has metal wiring board 3211, 23, 12, metal wiring board 3211, 23, 12 can not rock, the effect of location has, all be provided with the screw hole on the metal wiring board 3211, 23, 12, only need like this with two metal wiring boards 3211 that correspond, 23, 12 align then through screw 4 fixed connection can, need not to weld, simplify the assembly step, need not to consider the wiring, and efficiency is improved.
The current-carrying component 32 further includes an N-wire 322, one end of the N-wire 322 is connected to the corresponding connection terminal 33, and the other end of the N-wire passes through the transformer 31 and the connection terminal 33 at the input end of the leakage functional component to be connected to the conductive member 321. N line 322 need pass the output 21 of electric leakage circuit breaker integral type subassembly 2 and then be connected with the binding post 33 of input, so be provided with the direction passageway that supplies N line 322 to pass in the electric leakage circuit breaker integral type subassembly 2, make N line 322 rationally distributed, avoid the wire to run indiscriminately.
One of the two metal wiring boards 3211, 23, 12 is located at the outlet end 11 of the general breaker module 1 or the output end 21 of the leakage breaker integrated assembly 2, the two corresponding sides of the metal wiring boards 23, 12 are provided with a first stopper 111, 211 and a second stopper 112, 212 which form a limiting fit with the metal wiring boards 23, 12, and the sides of the metal wiring boards 23, 12 are further provided with a partition 113 which separates the two adjacent metal wiring boards 23, 12. The first limiting blocks 111 and 211 and the second limiting blocks 112 and 212 are arranged to fix the position of the metal wiring board, so that the metal wiring board is prevented from shifting, the connection efficiency is improved, and the creepage distance between adjacent metal wiring boards can be increased by arranging the partition plates 113, so that the insulation performance is improved.
Through the connecting rod linkage between above-mentioned adjacent general circuit breaker module 1 and the electric leakage circuit breaker integral type subassembly 2, and be provided with location bump 61 and positioning groove 62 between adjacent general circuit breaker module 1 and the electric leakage circuit breaker integral type subassembly 2, wear to be equipped with pivot 5 on each general circuit breaker module 1 and the electric leakage circuit breaker integral type subassembly 2. The setting of location bump 61 and positioning groove 62 is for the convenience of the concatenation between the two adjacent modules, and the setting of connecting rod makes the actuating mechanism in each general circuit breaker module 1 and the circuit breaker functional unit can link, and the setting of pivot 5 is fixed together each general circuit breaker module 1 and electric leakage circuit breaker integral type subassembly 2, connects closely, simple structure, and is small.
The utility model discloses do not confine the above-mentioned embodiment to, the general technical personnel in this field can adopt other multiple embodiments to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope.
Claims (13)
1. The utility model provides a modular residual current circuit breaker, includes general circuit breaker module and residual current circuit breaker module, general circuit breaker module has inlet wire end and outlet terminal, its characterized in that: the leakage circuit breaker module comprises a mutual inductor assembly, a breaker function assembly and a leakage function assembly, the mutual inductor assembly comprises a mutual inductor, a current-carrying component and a wiring terminal, the leakage circuit breaker function assembly comprises an input end and an output end, the mutual inductor assembly is located at the outlet end of the universal breaker module, the mutual inductor assembly comprises a mutual inductor, a current-carrying component and a wiring terminal, the current-carrying component is arranged on the mutual inductor in a penetrating mode, one end of the current-carrying component is electrically connected with the universal breaker module and the breaker function assembly respectively, the other end of the current-carrying component is connected with the wiring terminal, and the mutual inductor assembly and the universal breaker module and the leakage.
2. Combined residual current circuit breaker according to claim 1, characterized in that: the mutual inductor assembly comprises a shell, the mutual inductor, the current-carrying component and the wiring terminal are all installed in the shell, and the shell is connected with the general breaker module and the residual current circuit breaker integrated assembly in a clamped mode respectively.
3. Combined residual current circuit breaker according to claim 2, characterized in that: the casing includes base and shroud, the shroud includes the shroud body and the side cap of one-tenth L type, and a right angle limit lid of this side cap is established on leading-out terminal or output, and another right angle limit is located the side of leading-out terminal or output, constitutes the space that supplies the side cap installation between shroud body and general circuit breaker module or the electric leakage circuit breaker integral type subassembly, passes through pivot fixed connection between this side cap and general circuit breaker module and the electric leakage circuit breaker integral type subassembly.
4. A combined residual current circuit breaker as claimed in claim 3, characterized in that: the side covers of L type are two and are first side cover and second side cover respectively, first side cover has first connection structure and second connection structure respectively with shroud body and general circuit breaker module's junction and makes up mutual-inductor subassembly and general circuit breaker module as an organic whole, and the second side cover has third connection structure and fourth connection structure respectively with shroud body and electric leakage circuit breaker integral type subassembly and makes up mutual-inductor subassembly and electric leakage circuit breaker integral type subassembly as an organic whole, the curb plate of second side cover and electric leakage circuit breaker integral type subassembly sets up as an organic whole.
5. Combined residual current circuit breaker according to claim 4, characterized in that: first connection structure, second connection structure, third connection structure and fourth connection structure all have protruding muscle and the guide slot of mutual direction joint, be provided with the spacing fixture block of restricting protruding muscle in the guide slot on the relative one side of two guide slots on first connection structure and the second connection structure, also be provided with the spacing fixture block of restricting protruding muscle in the guide slot on the relative one side of two guide slots on third connection structure and the fourth connection structure.
6. Combined residual current circuit breaker according to claim 5, characterized in that: the convex ribs or the guide grooves are distributed on the inner side surfaces of the two right-angle sides of the side cover.
7. Combined residual current circuit breaker according to claim 4 or 5 or 6, characterized in that: and a connecting hole for connecting an additional piece is arranged between the first side cover and the cover body or/and the base.
8. Combined residual current circuit breaker according to claim 3 or 4 or 5 or 6, characterized in that: all be provided with first lug and the second lug of mutual spacing between base and general circuit breaker module and the electric leakage circuit breaker integral type subassembly.
9. A combined residual current circuit breaker according to any one of claims 1 to 6, characterized in that: the electrical connection between the circuit breaker functional assembly and the current carrying component is identical to the electrical connection between the universal circuit breaker module and the current carrying component.
10. A combined residual current circuit breaker as claimed in claim 9, characterized in that: the current-carrying component comprises a plurality of conductive pieces, two metal wiring boards are arranged at the electric connection part of the universal circuit breaker module or the circuit breaker functional assembly and the conductive pieces, and the two metal wiring boards are connected through screws.
11. A combined residual current circuit breaker as claimed in claim 10, characterized in that: the current-carrying component further comprises an N wire, one end of the N wire is connected with the corresponding wiring terminal, and the other end of the N wire penetrates through the mutual inductor and is connected with the wiring terminal at the input end of the leakage functional component.
12. Combined residual current circuit breaker according to claim 10 or 11, characterized in that: one of the two metal wiring boards is located at the outlet end of the universal circuit breaker module or at the output end of the residual current circuit breaker integrated assembly, a first limiting block and a second limiting block which are in limiting fit with the metal wiring boards are arranged on the two corresponding sides of the metal wiring boards, and a partition board for separating the two adjacent metal wiring boards is further arranged on the side edge of the metal wiring board.
13. Combined residual current circuit breaker according to claim 1 or 2 or 3 or 4 or 5 or 6 or 10 or 11, characterized in that: link through the connecting rod between adjacent general circuit breaker module and the electric leakage circuit breaker integral type subassembly, and be provided with location bump and positioning groove between adjacent general circuit breaker module and the electric leakage circuit breaker integral type subassembly, wear to be equipped with the pivot on each general circuit breaker module and the electric leakage circuit breaker integral type subassembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020484710.7U CN211719545U (en) | 2020-04-03 | 2020-04-03 | Combined residual current circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020484710.7U CN211719545U (en) | 2020-04-03 | 2020-04-03 | Combined residual current circuit breaker |
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| Publication Number | Publication Date |
|---|---|
| CN211719545U true CN211719545U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020484710.7U Active CN211719545U (en) | 2020-04-03 | 2020-04-03 | Combined residual current circuit breaker |
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| CN (1) | CN211719545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4064313A1 (en) * | 2021-03-26 | 2022-09-28 | Schneider Electric Industries SAS | Electrical protection device and electrical switchboard comprising such an electrical protection device |
-
2020
- 2020-04-03 CN CN202020484710.7U patent/CN211719545U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4064313A1 (en) * | 2021-03-26 | 2022-09-28 | Schneider Electric Industries SAS | Electrical protection device and electrical switchboard comprising such an electrical protection device |
| FR3121273A1 (en) * | 2021-03-26 | 2022-09-30 | Schneider Electric Industries Sas | Electrical protection device and electrical panel comprising such an electrical protection device |
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