CN109509686B - Combined breaker connector - Google Patents
Combined breaker connector Download PDFInfo
- Publication number
- CN109509686B CN109509686B CN201811272096.1A CN201811272096A CN109509686B CN 109509686 B CN109509686 B CN 109509686B CN 201811272096 A CN201811272096 A CN 201811272096A CN 109509686 B CN109509686 B CN 109509686B
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- China
- Prior art keywords
- circuit breaker
- shell
- connecting part
- conductive
- plate
- Prior art date
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 35
- 229910052802 copper Inorganic materials 0.000 claims description 35
- 239000010949 copper Substances 0.000 claims description 35
- 238000005191 phase separation Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 230000009467 reduction Effects 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
- H01H71/082—Connections between juxtaposed circuit breakers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
Abstract
The invention relates to the field of piezoelectric devices, in particular to a combined circuit breaker connector which comprises a shell, a connecting part arranged at one end of the shell and a plurality of conductive connecting pieces arranged in the middle of the shell, wherein the connecting part is provided with a plurality of connecting pieces; one end of the connecting part is clamped with the busbar, and the other end of the connecting part is electrically connected with the plurality of conductive connecting pieces respectively; one end of each conductive connecting piece is electrically connected with the connecting part, and the other end of each conductive connecting piece is electrically connected with the wire inlet end of the circuit breaker; the other end of the shell is connected with the circuit breaker; the combined breaker connector is simple in structure, convenient to overhaul and replace a single breaker and free of capacity reduction.
Description
Technical Field
The invention relates to the field of piezoelectric devices, in particular to a combined circuit breaker connector.
Background
The electric switch cabinet has the main functions of opening and closing, controlling and protecting electric equipment in the process of generating, transmitting, distributing and converting electric energy of the electric power system. The electric switch cabinet mainly comprises a breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like, and is mainly suitable for various different occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industry textile, factory and mine enterprises, residential communities, high-rise buildings and the like. The classification method of the electrical switch cabinet is many, for example, the electrical switch cabinet can be divided into a drawer type switch cabinet and a fixed type switch cabinet through a breaker installation mode, particularly in the fixed type switch cabinet, the connection mode of the breaker and a main loop is adopted in the prior art, and the problems of poor replacement flexibility, poor isolation effect and the like of the breaker exist.
In the prior art, the circuit breaker incoming line is usually directly passed through a copper bar or a wire, and passes through a hole punched in the vertical busbar in advance through a screw, a nut and other fasteners, so that the copper bar or the wire is fastened on the vertical busbar, and the circuit breaker incoming line and the vertical busbar are electrically connected. In general, according to the difference of the current required by each feeder circuit of a user, the circuit breakers are installed in compartments with different sizes, and the circuit breakers with different housing sizes are selectively installed in the same compartment. At this time, due to the difference of the installation positions of the circuit breakers, corresponding installation accessories are required to be replaced when the circuit breakers are replaced, and the hole positions of the vertical busbar are required to be adjusted. Once the breaker has a fault condition and needs to be replaced, the incoming line side of the breaker is fastened with the vertical busbar and cannot be disconnected, and the whole loop of the electrical switch cabinet can be powered off, so that the fault breaker is replaced or overhauled, and inconvenience in overhauling and replacing the fault breaker is caused. At present, some electrical switch cabinets adopt the socket base of circuit breaker in order to avoid this kind of problem, but the socket base of circuit breaker ubiquitous appearance condition that falls, in order to satisfy rated current's demand, must join in marriage the circuit breaker of bigger current class, has always caused economic cost and waste in the compartment space.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a combined circuit breaker connector which has a simple structure, is convenient for the overhaul and replacement of a single circuit breaker and does not cause capacity reduction.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a combined circuit breaker connector comprises a shell 1, a connecting part 2 arranged at one end of the shell 1 and a plurality of conductive connecting pieces 3 arranged in the middle of the shell 1; one end of the connecting part 2 is clamped with the busbar 7, and the other end of the connecting part is respectively and electrically connected with the plurality of conductive connecting pieces 3; one end of each conductive connecting piece 3 is electrically connected with the connecting part 2, and the other end is electrically connected with the wire inlet end of the circuit breaker 9; the other end of the housing 1 is connected to a circuit breaker 9.
Preferably, the housing 1 has a "" structure, and includes a housing bottom plate 12, and a first housing side plate 10 and a second housing side plate 11 respectively disposed at two ends of the housing bottom plate 12, where the first housing side plate 10 and the second housing side plate 11 are disposed opposite to each other and are respectively connected to the housing bottom plate 12 vertically;
the connecting part 2 is arranged in the middle of the shell bottom plate 12 and is connected with the shell bottom plate, and two ends of the connecting part 2 are respectively positioned at two sides of the shell bottom plate 12; the plurality of conductive couplers 3 are disposed in a space surrounded by the case bottom plate 12, the first case side plate 10, and the second case side plate 11.
Preferably, the connecting part 2 comprises a connecting part shell 20, and the connecting part shell 20 is arranged in the middle of the bottom plate 12 of the shell 1 and is connected with the bottom plate 12; the connecting part 2 further comprises a plurality of connecting plates 21 arranged in the connecting part shell 20 at intervals, one end of each connecting plate 21 is correspondingly connected with one end of one conductive connecting piece 3, and the other end is provided with at least one clamping piece 24 which is clamped with the busbar 7.
Preferably, the connecting part shell 20 and the housing 1 are of a split type structure; each clamping piece 24 comprises two rollers which are oppositely arranged, and the width of a gap between the two rollers is smaller than the thickness of the copper bar of the busbar 7; one end of each connection plate 21 is fixedly connected to one end of one conductive coupler 3 by a screw.
Preferably, the circuit breaker further comprises a plurality of phase separation plates 95, and one phase separation plate 95 is arranged between two adjacent wiring terminals of the circuit breaker 9.
Preferably, the conductive connecting piece 3 is a conductive copper bar; the incoming line end of the circuit breaker 9 includes a plurality of terminal blocks 91 corresponding to the circuit breakers 9, respectively, and each conductive coupler 3 is connected to one terminal block 91.
Preferably, the connecting portion 2 further includes a second connecting portion 8 connected to the plurality of conductive coupling members 3, two ends of a shell of the second connecting portion 8 are respectively connected to the first shell side plate 10 and the second shell side plate 11 of the shell 1, the second connecting portion 8 includes a plurality of connecting terminals 81, and the plurality of connecting terminals 81 are respectively electrically connected to the wire inlet ends of the circuit breaker 9.
Preferably, the circuit breaker further comprises a plurality of phase separation plates 95, and one phase separation plate 95 is arranged between two adjacent wiring terminals of the circuit breaker 9.
Preferably, the circuit breaker further comprises a housing 13 arranged in the middle of the casing 1 and connected with the housing, a plurality of conductive connecting pieces 3 and second connecting parts 8 are arranged in the housing 13, and one end of each connecting terminal 81 protrudes out of the housing 13 and is electrically connected with the wire inlet end of the circuit breaker 9.
Preferably, the incoming line end of the circuit breaker 9 includes a plurality of binding posts 92 disposed at a lower portion of the incoming line end and corresponding to respective phases of the circuit breaker 9, and each binding post 92 is correspondingly matched with one of the connection terminals 81.
Preferably, the conductive connecting piece 3 is a flexible connection, one end of the flexible connection is provided with a fastening end 320, a first clamping groove is formed in the middle of the fastening end 320, one end of the connecting plate 21 of the connecting portion 2 is clamped in the first clamping groove, one side of the fastening end 320 is also provided with a first threaded hole, and the screw compresses the connecting plate 21 in the first clamping groove through the first threaded hole.
Preferably, the other end of the flexible connection is provided with a protective sleeve 300, and the middle part of the protective sleeve 300 is provided with a first jack; the incoming line end of the circuit breaker 9 comprises a plurality of binding posts 92 which are arranged at the lower part of the incoming line end and respectively correspond to the circuit breaker 9, and each binding post 92 is inserted into a first jack.
The combined type circuit breaker connector comprises a shell, a connecting part and a plurality of conductive connecting pieces, wherein the connecting part is arranged at one end of the shell, the plurality of conductive connecting pieces are arranged in the middle of the shell, one end of the connecting part is clamped with a busbar, the other end of the connecting part is respectively and electrically connected with the plurality of conductive connecting pieces, the conductive connecting pieces are connected with the circuit breaker, are fixed into a whole through the shell and the circuit breaker and are clamped with the busbar of a switch cabinet, so that the circuit breaker is convenient for a user to wire and adjust, and when the circuit breaker breaks down, the circuit breaker and the combined type circuit breaker connector can be separated from the busbar integrally, so that the circuit breaker is convenient to overhaul and replace.
Drawings
Fig. 1 is a schematic structural diagram of a combined circuit breaker connector according to a first embodiment of the present invention;
fig. 2 is a schematic diagram of an assembled circuit breaker connector and circuit breaker according to a first embodiment of the present invention;
fig. 3 is a schematic structural view of a circuit breaker mated with the combined circuit breaker connector of the first embodiment of the present invention;
fig. 4 is a schematic diagram of another assembly structure of a combined circuit breaker connector and circuit breaker according to the first embodiment of the invention;
fig. 5 is a schematic structural diagram of a combined circuit breaker connector according to the first embodiment of the present invention assembled and mated with a circuit breaker and a bus bar, respectively;
fig. 6 is a schematic structural view of a circuit breaker mated with the combined circuit breaker connector of the second embodiment of the present invention;
fig. 7 is a schematic structural diagram of a combined circuit breaker connector according to a second embodiment of the invention;
fig. 8 is a schematic diagram of an assembled circuit breaker connector and circuit breaker according to a second embodiment of the invention;
fig. 9 is a schematic structural view of a combined circuit breaker connector according to a third embodiment of the present invention;
fig. 10 is a schematic diagram of an assembled circuit breaker connector and circuit breaker according to a fourth embodiment of the invention;
FIG. 11 is a schematic view of a conductive coupler according to a fourth embodiment of the present invention;
fig. 12 is a schematic structural view of an electrically conductive coupler according to a fourth embodiment of the present invention, which shows the structure of a protective sheath;
FIG. 13 is a schematic view of a clip according to the present invention;
fig. 14 is another schematic structural view of the fastening member of the present invention.
Detailed Description
Embodiments of the modular circuit breaker connector of the present invention are further described below with reference to the examples shown in fig. 1-14. The modular circuit breaker connector of the present invention is not limited to the description of the embodiments below.
The invention relates to a combined circuit breaker connector, which comprises a shell 1, a connecting part 2 arranged at one end of the shell 1 and a plurality of conductive connecting pieces 3 arranged in the middle of the shell 1; one end of the connecting part 2 is clamped with the busbar 7, and the other end of the connecting part is respectively and electrically connected with the plurality of conductive connecting pieces 3; one end of each conductive connecting piece 3 is electrically connected with the connecting part 2, and the other end is electrically connected with the wire inlet end of the circuit breaker 9; the other end of the housing 1 is connected to a circuit breaker 9.
The existing electrical switch cabinet is internally provided with a plurality of circuit breakers, if one circuit breaker fails and needs to be replaced, the electrical switch cabinet is often required to be powered off integrally, the use of the electrical switch cabinet is affected, and the operation is inconvenient; although the above problem can be avoided by adopting the socket of the circuit breaker in the prior art, the socket of the circuit breaker generally has the capacity-reducing condition, the socket is installed at the back of the circuit breaker, a spring is generally adopted to provide the pre-pressure for the connection of the electric conductor, the heating characteristic of the spring is weakened due to the fact that the electric conductor generates heat in operation, meanwhile, the limit value of the bearing current exists due to the limited volume of the circuit breaker, and the limit value is generally designed to be smaller than the rated current of the circuit breaker, so that the capacity of the circuit breaker can be reduced if the circuit breaker is matched with the socket for application, and in order to meet the requirement of the rated current, the circuit breaker with a larger current level is selected, so that the economic cost and the waste on the installation space of the electrical switch cabinet are caused.
The combined type circuit breaker connector comprises a shell 1, a connecting part 2 and a plurality of conductive connecting pieces 3, wherein the connecting part 2 is arranged at one end of the shell 1, the plurality of conductive connecting pieces 3 are arranged in the middle of the shell 1, one end of the connecting part 2 is clamped with a busbar 7, the other end of the connecting part is respectively and electrically connected with the plurality of conductive connecting pieces 3, the conductive connecting pieces 3 are connected with a circuit breaker 9, and are fixed into a whole through the shell and then clamped with the busbar of a switch cabinet, so that the wiring and adjustment of a user are facilitated, when the circuit breaker 9 breaks down, the circuit breaker 9 and the combined type circuit breaker connector can be separated from the busbar 7 integrally, so that the circuit breaker 9 is convenient to overhaul and replace, and the combined type circuit breaker connector does not cause the problem of capacity reduction, thereby being beneficial to saving the economic cost and installation space of the electrical switch cabinet.
As shown in fig. 1-5, a first embodiment of the modular circuit breaker connector of the present invention is shown.
As shown in fig. 1 and 2, the combined circuit breaker connector of the present embodiment includes a housing 1, a connection portion 2 and a plurality of conductive coupling members 3, the connection portion 2 is disposed in the middle of one end of the housing 1 and is connected with the connection portion, one end of the connection portion 2 is clamped with a busbar 7, the other end of the connection portion is electrically connected with the plurality of conductive coupling members 3, the conductive coupling members 3 are disposed in the middle of the housing 1, one end of each conductive coupling member 3 is electrically connected with the connection portion 2, the other end is electrically connected with a wire inlet end of a circuit breaker 9, and the other end of the housing 1 is connected with the circuit breaker 9.
Preferably, as shown in fig. 1, the housing 1 has a "" structure, which includes a housing bottom plate 12, and a first housing side plate 10 and a second housing side plate 11 respectively disposed at two ends of the housing bottom plate 12, where the first housing side plate 10 and the second housing side plate 11 are disposed opposite to each other and are respectively connected perpendicularly to two ends of the housing bottom plate 12.
Preferably, as shown in fig. 1, the connecting portion 2 includes a connecting portion housing 20, the connecting portion housing 20 is disposed in the middle of the housing bottom plate 12 of the housing 1 and is connected with the middle of the housing bottom plate 12, the connecting portion 2 further includes a plurality of connecting plates 21 disposed in the middle of the connecting portion housing 20 and spaced from each other, the right end of each connecting plate 21 is connected with one conductive connecting member 3, the left end is provided with at least one clamping member 24, and the clamping member 24 is clamped with the busbar 7.
Preferably, the clamping member 24 includes two rollers disposed opposite to each other, and the width of the gap between the two rollers is smaller than the thickness of the copper bar of the busbar 7. It should be noted that the fastening member 24 may be configured in a variety of other non-screw fastening manners, and the final pressure is not provided by a spring, for example, a clip-type structure, so long as the connection portion 2 and the busbar 7 can be in good and stable overlapping contact. The clamping piece 24 is not limited by the volume of the circuit breaker, the pre-pressure provided by the clamping piece is far greater than that of the plugging base, and further, the clamping piece 24 can be designed into a special structure, so that the thermal shrinkage pressure of the clamping piece is increased, the conductive performance of the connecting part 2 and the busbar 7 is not affected, and the capacity reduction problem of the circuit breaker is not caused.
Preferably, as shown in fig. 13, the clip 24 includes a U-shaped clip frame 240, two rollers 241 are respectively disposed at two ends of the U-shaped clip frame 240, and a gap width between the two rollers 241 is less than a thickness of the copper bar of the busbar 7. Further, the clip frame 240 is made of heat-resistant and high-elastic metal material, and is formed by bending, stamping, or injection molding.
Preferably, as shown in fig. 14, the clamping member 24 includes a clamping member connecting plate 243 and two clamping member clamping arms 242 respectively disposed at two ends of the clamping member connecting plate 243, the left end of each clamping member clamping arm 242 is connected with the clamping member connecting plate 243, the right ends of the two clamping member clamping arms 242 are close to each other, and the gap width between the right ends of the two clamping member clamping arms 242 is less than the copper bar thickness of the busbar 7.
Preferably, as shown in fig. 1, the connection part housing 20 is of a unitary structure or a split structure with the housing bottom plate 12 of the housing 1. Preferably, the connector for the combined circuit breaker of the present invention adopts a split structure of the connection housing 20 and the case 1, so as to facilitate the production and assembly of the connection housing 20 and the case 1.
Preferably, as shown in fig. 1, the connection portion 2 is connected to the three-phase busbar 7 (not shown in the drawing), the connection portion 2 includes a connection portion housing 20, and three connection plates 21 (respectively, a first connection plate 211, a second connection plate 212 and a third connection plate 213) disposed in the middle of the connection portion housing 20 at parallel intervals, the right end of each connection plate 21 is electrically connected to one conductive connecting member 3, the left end is provided with three clamping members 24, and the three clamping members 24 are disposed at intervals and are respectively clamped to copper bars of the same phase of the busbar 7.
Preferably, as shown in fig. 2, the conductive connecting piece 3 is a conductive copper bar, and includes a first conductive copper bar 31, a second conductive copper bar 32 and a third conductive copper bar 33, where the left end of the first conductive copper bar 31, the left end of the second conductive copper bar 32 and the left end of the third conductive copper bar 33 are respectively connected with the first connecting plate 211, the second connecting plate 212 and the third connecting plate 213, and the right end of the first conductive copper bar 31, the right end of the second conductive copper bar 32 and the right end of the third conductive copper bar 33 are respectively connected with the wire inlet end of the circuit breaker 9.
Preferably, the first conductive copper bar 31 and the first connection plate 211, the second conductive copper bar 32 and the second connection plate 212, and the third conductive copper bar 33 and the third connection plate 213 are all fixedly connected by screws.
Preferably, the first conductive copper bar 31 and the first connecting plate 211 are in an integral structure or a split structure, the second conductive copper bar 32 and the second connecting plate 212 are in an integral structure or a split structure, and the third conductive copper bar 33 and the third connecting plate 213 are in an integral structure or a split structure. Preferably, the first conductive copper bar 31, the first connecting plate 211, the second conductive copper bar 32, the second connecting plate 212, the third conductive copper bar 33 and the third connecting plate 213 of the combined circuit breaker connector are all preferably split structures, so that different conductive connecting pieces 3 can be replaced according to the structural characteristics of different circuit breakers, and the universality of the combined circuit breaker connector is improved.
As shown in fig. 3, an embodiment of a circuit breaker 9 that mates with the combination circuit breaker connector of the first embodiment is shown.
The incoming line end of the circuit breaker 9 includes a plurality of terminal blocks 91 corresponding to the circuit breakers 9, respectively. Preferably, as shown in fig. 3, the circuit breaker 9 is a 3-phase circuit breaker, and the incoming line end thereof includes a first wiring board 911, a second wiring board 912 and a third wiring board 913.
Preferably, the wiring board 91 is fixedly connected with the conductive coupling member 3 by a screw.
The assembled relationship of the combination circuit breaker connector, circuit breaker 9 and busbar 7 of the first embodiment is shown in the orientation shown in fig. 4 and 5.
The busbar 7 is a three-phase busbar, and includes a first busbar copper bar 71, a second busbar copper bar 72, and a third busbar copper bar 73.
The lower side of the shell of the circuit breaker 9 is connected with the upper end of the shell 1, the incoming line end of the circuit breaker 9 is respectively and electrically connected with the conductive connecting pieces 3, the conductive connecting pieces 3 are electrically connected with the connecting portion 2, and the clamping pieces 24 of the connecting portion 2 are respectively clamped with the first busbar copper bar 71, the second busbar copper bar 72 and the third busbar copper bar 73.
Fig. 6-8 show a second embodiment of the modular circuit breaker connector of the present invention.
The difference between the present embodiment and the combined circuit breaker connector of the first embodiment is that:
the circuit breaker further comprises a second connecting part 8, the second connecting part 8 comprises a plurality of connecting terminals 81, one end of each conductive connecting piece 3 is respectively electrically connected with the connecting part 2, the other end of each conductive connecting piece is electrically connected with one connecting terminal 81, and the connecting terminals 81 are electrically connected with the wire inlet end of the circuit breaker 9.
Preferably, as shown in fig. 7, the two ends of the shell of the second connecting portion 8 are respectively connected to the first shell side plate 10 and the second shell side plate 11 of the shell 1, and a plurality of connecting terminals 81, namely a first connecting terminal 811, a second connecting terminal 812 and a third connecting terminal 813, are provided on one side thereof.
Preferably, as shown in fig. 6, an embodiment of the circuit breaker 9 that mates with the modular circuit breaker connector of the present embodiment.
The incoming line end of the circuit breaker 9 comprises a plurality of binding posts 92 which are arranged at the lower part of the incoming line end and respectively correspond to the circuit breaker 9, and the binding posts are a first binding post 921, a second binding post 922 and a third binding post 923.
As shown in fig. 8, when the combined circuit breaker connector of the present embodiment is assembled with the circuit breaker 9, the lower side of the incoming line end of the circuit breaker 9 is connected to the side of the second connecting portion 8, and the first connecting terminal 811, the second connecting terminal 812, and the third connecting terminal 813 are correspondingly matched with the first binding post 921, the second binding post 922, and the third binding post 923, respectively.
Preferably, as shown in fig. 7, one ends of the first casing side plate 10 and the second casing side plate 11 of the casing 1 are respectively connected with the casing bottom plate 12, the other ends are connected with each other through two spacing ribs 14 arranged at intervals, the circuit breaker 9 is arranged between the second connecting portion 8 and the spacing ribs 14, the lower side of the circuit breaker 9 is connected with the second connecting portion 8, the upper side is in spacing fit with the spacing ribs 14, and the circuit breaker 9 is clamped between the first casing side plate 10 and the second casing side plate 11.
Preferably, a boss is arranged on the upper side of the circuit breaker 9, and two limiting ribs 14 are clamped at two ends of the boss.
Preferably, as shown in fig. 8, a phase-to-phase separator 95 is disposed between two adjacent terminals of the circuit breaker 9, which is beneficial to improving insulation between the adjacent terminals of the circuit breaker 9 and improving electrical safety.
As shown in fig. 9, a third embodiment of the modular circuit breaker connector of the present invention is shown:
the difference between the present embodiment and the combined circuit breaker connector of the second embodiment is that:
as shown in fig. 9, the combined circuit breaker connector of the present embodiment further includes a housing 13 disposed between the first housing side plate 10 and the second housing side plate 11 of the housing 1, a plurality of conductive coupling members 3 and second connection portions 8 are disposed in the housing 13, and one end of each connection terminal 81 protrudes outside the housing 13 and is electrically connected to the incoming end of the circuit breaker 9.
As shown in fig. 10-12, there is a fourth embodiment of the modular circuit breaker connector of the invention.
The difference between the present embodiment and the combined circuit breaker connector of the first embodiment is that:
the conductive connecting piece 3 is in soft connection, one end of the soft connection is provided with a fastening end 320, the middle part of the fastening end 320 is provided with a first clamping groove, one end of the connecting plate 21 of the connecting part 2 is clamped in the first clamping groove, the fastening end 320 is also provided with a first threaded hole, and a screw compresses the connecting plate 21 in the first clamping groove through the first threaded hole.
As shown in fig. 11 and 12, the other end of the flexible connection is provided with a protective sleeve 300, and the middle part of the protective sleeve 300 is provided with a first jack; the incoming line end of the circuit breaker 9 comprises a plurality of binding posts 92 which are arranged at the lower part of the incoming line end and respectively correspond to the circuit breaker 9, and each binding post 92 is inserted into a first jack. The protective sleeve 300 is beneficial to improving the insulativity between the wiring terminals of the circuit breaker 9 and the electrical safety of the combined circuit breaker connector of the embodiment.
The foregoing is a further detailed description of the invention in connection with the preferred embodiments, and it is not intended that the invention be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.
Claims (12)
1. The combined circuit breaker connector is characterized by comprising a shell (1), a connecting part (2) arranged at one end of the shell (1) and a plurality of conductive connecting pieces (3) arranged in the middle of the shell (1); one end of the connecting part (2) is clamped with the busbar (7), and the other end of the connecting part is electrically connected with the plurality of conductive connecting pieces (3) respectively; one end of each conductive connecting piece (3) is electrically connected with the connecting part (2), and the other end is electrically connected with the wire inlet end of the circuit breaker (9); the other end of the shell (1) is connected with a circuit breaker (9);
the connecting part (2) comprises a plurality of connecting plates (21) which are arranged at intervals, one end of each connecting plate (21) is correspondingly connected with one end of one conductive connecting piece (3), and the other end of each connecting plate is provided with at least one clamping piece (24) which is clamped with the busbar (7); each clamping piece (24) comprises two rollers (241) which are oppositely arranged, and the width of a gap between the two rollers (241) is smaller than the thickness of the copper bar of the busbar (7).
2. The modular circuit breaker connector of claim 1, wherein: the shell (1) is of a -shaped structure and comprises a shell bottom plate (12), and a first shell side plate (10) and a second shell side plate (11) which are respectively arranged at two ends of the shell bottom plate (12), wherein the first shell side plate (10) and the second shell side plate (11) are oppositely arranged and are respectively and vertically connected with the shell bottom plate (12);
the connecting part (2) is arranged in the middle of the shell bottom plate (12) and is connected with the shell bottom plate, and two ends of the connecting part (2) are respectively positioned at two sides of the shell bottom plate (12); the plurality of conductive connectors (3) are arranged in a space surrounded by the shell bottom plate (12), the first shell side plate (10) and the second shell side plate (11).
3. The modular circuit breaker connector of claim 1, wherein: the connecting part (2) comprises a connecting part shell (20), and the connecting part shell (20) is arranged in the middle of a shell bottom plate (12) of the shell (1) and is connected with the shell bottom plate (12); the connecting plate (21) is arranged in the connecting part shell (20).
4. The modular circuit breaker connector of claim 3, wherein: the connecting part shell (20) and the shell (1) are of a split type structure; one end of each connecting plate (21) is fixedly connected with one end of one conductive connecting piece (3) through a screw; the clamping piece (24) comprises a U-shaped clamping piece frame (240), and two rollers (241) are respectively arranged at two ends of the U-shaped clamping piece frame (240).
5. The modular circuit breaker connector of claim 1, wherein: the circuit breaker also comprises a plurality of phase separation plates (95), and a phase separation plate (95) is arranged between two adjacent wiring terminals of the circuit breaker (9).
6. The modular circuit breaker connector of any of claims 1-5, wherein: the conductive connecting piece (3) is a conductive copper bar; the incoming line end of the circuit breaker (9) comprises a plurality of wiring boards (91) which are respectively corresponding to the circuit breakers (9), and each conductive connecting piece (3) is correspondingly connected with one wiring board (91).
7. The modular circuit breaker connector of any of claims 1-4, wherein: the connecting part (2) further comprises a second connecting part (8) connected with the conductive connecting pieces (3), two ends of a shell of the second connecting part (8) are respectively connected with a first shell side plate (10) and a second shell side plate (11) of the shell (1), the second connecting part (8) comprises a plurality of connecting terminals (81), and the connecting terminals (81) are respectively electrically connected with a wire inlet end of the circuit breaker (9).
8. The modular circuit breaker connector of claim 7, wherein: the circuit breaker also comprises a plurality of phase separation plates (95), and a phase separation plate (95) is arranged between two adjacent wiring terminals of the circuit breaker (9).
9. The modular circuit breaker connector of claim 7, wherein: the circuit breaker is characterized by further comprising a housing (13) which is arranged in the middle of the housing (1) and connected with the housing, a plurality of conductive connecting pieces (3) and second connecting parts (8) are arranged in the housing (13), and one end of each connecting terminal (81) protrudes out of the housing (13) and is electrically connected with the wire inlet end of the circuit breaker (9).
10. The modular circuit breaker connector of claim 7, wherein: the incoming line end of the circuit breaker (9) comprises a plurality of binding posts (92) which are arranged at the lower part of the incoming line end and respectively correspond to each phase of the circuit breaker (9), and each binding post (92) is correspondingly matched with one connecting terminal (81).
11. The modular circuit breaker connector of any of claims 1-4, wherein: the conductive connecting piece (3) is in soft connection, one end of the soft connection is provided with a fastening end (320), the middle of the fastening end (320) is provided with a first clamping groove, one end of a connecting plate (21) of the connecting part (2) is clamped in the first clamping groove, one side of the fastening end (320) is also provided with a first threaded hole, and a screw presses the connecting plate (21) in the first clamping groove through the first threaded hole.
12. The modular circuit breaker connector of claim 11, wherein: the other end of the flexible connection is provided with a protective sleeve (300), and a first jack is arranged in the middle of the protective sleeve (300); the incoming line end of the circuit breaker (9) comprises a plurality of binding posts (92) which are arranged at the lower part of the incoming line end and are respectively corresponding to the circuit breaker (9), and each binding post (92) is inserted into one first jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811272096.1A CN109509686B (en) | 2018-10-29 | 2018-10-29 | Combined breaker connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811272096.1A CN109509686B (en) | 2018-10-29 | 2018-10-29 | Combined breaker connector |
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| Publication Number | Publication Date |
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| CN109509686A CN109509686A (en) | 2019-03-22 |
| CN109509686B true CN109509686B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811272096.1A Active CN109509686B (en) | 2018-10-29 | 2018-10-29 | Combined breaker connector |
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| Country | Link |
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| CN (1) | CN109509686B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111129892B (en) * | 2019-11-28 | 2021-05-14 | 平高集团有限公司 | Three-phase conductor adapter |
| CN112420454A (en) * | 2020-11-09 | 2021-02-26 | 石家庄通合电子科技股份有限公司 | Switching wire device of plastic case circuit breaker |
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| Publication number | Publication date |
|---|---|
| CN109509686A (en) | 2019-03-22 |
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