CN108574160B - Conductive device for controlling and protecting switch electric appliance - Google Patents
Conductive device for controlling and protecting switch electric appliance Download PDFInfo
- Publication number
- CN108574160B CN108574160B CN201810558148.5A CN201810558148A CN108574160B CN 108574160 B CN108574160 B CN 108574160B CN 201810558148 A CN201810558148 A CN 201810558148A CN 108574160 B CN108574160 B CN 108574160B
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- input current
- output current
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- 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
- H01R13/02—Contact members
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- 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
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
-
- 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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/6608—Structural association with built-in electrical component with built-in single component
- H01R13/6633—Structural association with built-in electrical component with built-in single component with inductive component, e.g. transformer
-
- 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
- H01R31/065—Intermediate parts for linking two coupling parts, e.g. adapter with built-in electric apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformers For Measuring Instruments (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention provides a conductive device for controlling and protecting a switch electric appliance, which comprises: the current input end, the current output end, the mutual inductor and the connecting piece, the four-phase input current-guiding body and the four-phase output current-guiding body are positioned on two opposite sides of the mutual inductor, the free ends of the four-phase input current-guiding body and the four-phase output current-guiding body are positioned on different planes, the fixed ends of two adjacent input current-guiding bodies on the outer side are not positioned in the same plane and are arranged in a space crossing manner, and the fixed ends of the four-phase output current-guiding bodies are positioned in the same plane. The invention mainly aims to provide a conductive device for controlling and protecting a switching device, so as to solve the problem of phase sequence dislocation of the conductive device in the prior art.
Description
Technical Field
The invention relates to the technical field of control and protection switching appliances, in particular to a conductive device of a control and protection switching appliance.
Background
In the prior art, when the current-guiding body phase sequence N, a, B and C phases of the current input end of the current-carrying device are not located on the same side of the horizontal center plane of the transformer, for example, the current input end is located above the horizontal center plane of the transformer, the positions of the current-guiding body phase sequence N, a, B and C phases of the current input end are interchanged with the positions of the current-guiding body phase sequence N, a, B and C phases of the current output end, so that the current-guiding body phase sequence N, a, B and C phases of the current input end are interchanged, and the current-guiding body phase sequence N, a, B, C, phase of the current input end are not arranged in a one-to-one manner, and the current input end is not disturbed. Therefore, there is a need for a leakage current conducting device with a phase sequence that can be used to control and protect a switching device in a one-to-one correspondence.
Disclosure of Invention
The invention mainly aims to provide a conductive device for controlling and protecting a switching device, which is used for solving the problem of phase sequence dislocation of the conductive device for controlling and protecting the switching device in the prior art.
To achieve the above object, the present invention provides a conductive device for controlling and protecting a switching device, comprising: the current input end comprises a four-phase input current conductor; the current output end is arranged opposite to the current input end and comprises four-phase output current conductors; the transformer is provided with a circular through hole and is arranged between the current input end and the current output end; the connecting piece is positioned in the circular through hole, and the current input end and the current output end are fixed on the connecting piece through fasteners; the four-phase input current guide body and the four-phase output current guide body are positioned on two opposite sides of the transformer, the free ends of the four-phase input current guide body and the four-phase output current guide body are positioned on different planes, the fixed ends of two adjacent input current guide bodies on the outer side are not positioned in the same plane and are arranged in a space crossing mode, and the fixed ends of the four-phase output current guide bodies are positioned in the same plane.
Further, the plane of the free end of the four-phase input current conductor is higher than the horizontal center plane of the transformer; the plane of the free end of the four-phase output current conductor is lower than the horizontal center plane of the transformer.
Further, the connector includes: the four connecting columns are spliced into a cylindrical structure, and each connecting column is connected with a pair of input current conductors and output current conductors corresponding to each other in phase sequence.
Further, the conductive device further comprises insulating pieces, and the insulating pieces are sleeved on two sides of the transformer.
Further, the insulating member includes: the transformer comprises a first insulator and a second insulator which are oppositely arranged, wherein one sides of the first insulator and the second insulator which are opposite are respectively provided with a notch, two notches enclose a long hole, and the transformer penetrates out of the long hole.
Further, the free ends of the input current-carrying body and the output current-carrying body are bent towards the side far away from the mutual inductor.
Further, the free ends of the input current-carrying body and the output current-carrying body are respectively provided with a connecting hole.
Further, the four-phase input current-guiding body is an N-phase input current-guiding body, an A-phase input current-guiding body, a B-phase input current-guiding body and a C-phase input current-guiding body; the four-phase output fluid director comprises: the device comprises an N-phase output current guide body corresponding to an N-phase input current guide body, an A-phase output current guide body corresponding to an A-phase input current guide body phase sequence, a B-phase output current guide body corresponding to a B-phase input current guide body phase sequence and a C-phase output current guide body corresponding to a C-phase input current guide body phase sequence; the free ends of the N-phase input current-conducting body, the A-phase input current-conducting body, the B-phase input current-conducting body and the C-phase input current-conducting body are arranged side by side, the free ends of the N-phase output current-conducting body, the A-phase output current-conducting body, the B-phase output current-conducting body and the C-phase output current-conducting body are arranged side by side and are of a straight plate structure, and the fixed ends of the N-phase input current-conducting body and the C-phase input current-conducting body are arranged opposite to each other and are both L-shaped.
Further, the fixed ends of the A-phase input current-conducting body and the B-phase input current-conducting body are arranged in opposite directions.
Further, the fixed ends of the N-phase output current-conducting body, the A-phase output current-conducting body, the B-phase output current-conducting body and the C-phase output current-conducting body are oppositely arranged and are L-shaped, and the free ends of the N-phase output current-conducting body, the N-phase output current-conducting body and the N-phase output current-conducting body are straight plate structures.
The invention has the following advantages: when the current conductors of the current input end and the current output end are not on the same side of the horizontal central plane of the transformer, the phase sequences of the current conductors of each phase of the current input end and the current conductors of each phase of the current output end cannot be in one-to-one correspondence, so that phase sequence position interchange is caused.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art. In the drawings:
Fig. 1 is a schematic diagram showing the overall structure of a conductive device of a control and protection switching apparatus of the present invention;
FIG. 2 is a schematic diagram of a first arrangement of the input end of the conductive device of FIG. 1 with parts removed;
FIG. 3 is a schematic diagram showing a second arrangement of the input end of the conductive device of FIG. 1 with parts removed;
Fig. 4 shows a schematic structural diagram of a third arrangement of the input end of the conductive device of fig. 1 with parts removed.
Wherein, the reference numerals in the drawings are as follows:
10. A transformer; 21. a connecting column; 31. a first insulator; 32. a second insulator; 41. n-phase input current carrier; 42. phase a input current carrier; 43. phase B input current carrier; 44. phase C input current-conducting body; 51. n-phase output current carrier; 52. phase a output current carrier; 53. phase B output current carrier; 54. and C phase output current-conducting body.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1, the present invention provides a conductive device for controlling and protecting a switching device, comprising: the current input end comprises a four-phase input current conductor, a current output end, a mutual inductor 10 and a connecting piece; the current output end is arranged opposite to the current input end and comprises four-phase output current conductors; a transformer 10 having a circular through hole, the transformer 10 being disposed between the current input terminal and the current output terminal; the connecting piece is positioned in the circular through hole, and the current input end and the current output end are fixed on the connecting piece through fasteners; the four-phase input current conductors and the four-phase output current conductors are positioned on two opposite sides of the transformer 10, the free ends of the four-phase input current conductors and the four-phase output current conductors are positioned on different planes, and the fixed ends of the two adjacent input current conductors on the outer sides are not positioned on the same plane and are arranged in a space crossing manner, and the fixed ends of the four-phase output current conductors are positioned on the same plane.
When the current conductors of the current input end and the current output end are not on the same side of the horizontal central plane of the transformer 10, the phase sequences of the current conductors of each phase of the current input end and the current conductors of each phase of the current output end cannot be in one-to-one correspondence, so that phase sequence position interchange is caused.
Specifically, the free end of the four-phase input current conductor is located in a plane higher than the horizontal center plane of the transformer 10; the free ends of the four-phase output current conductors lie in a plane that is below the horizontal center plane of the transformer 10. The arrangement mode can meet the structural form of some products, so that the use is convenient and the appearance is attractive.
Specifically, the connecting piece includes: the four connecting columns 21 are spliced into a cylindrical structure, and each connecting column 21 is connected with a pair of input current conductors and output current conductors corresponding to each other in phase sequence. Each connecting column 21 is provided with a connecting hole, and a fastening piece is arranged on the fluid guide body and the connecting column 21 in a penetrating way, so that the fluid guide bodies of all phases can be fixed on the connecting column 21 through the fastening piece, and the fastening piece can be a screw or other parts with fastening functions.
Specifically, the conductive device further includes insulation members sleeved on both sides of the transformer 10. The insulating member can realize an insulating function and prevent phase sequences of the phase conductors from interfering.
Specifically, the insulator includes: the first insulator 31 and the second insulator 32 are oppositely arranged, one side of the first insulator 31 and one side of the second insulator 32, which are opposite, are respectively provided with a notch, a long hole is formed by surrounding the two notches, and the transformer 10 penetrates out of the long hole. The first insulator 31 and the second insulator 32 are fastened together through bolts, and then the first insulator 31, the transformer 10 and the second insulator 32 are fixed together by clamping the first insulator 31 and the second insulator 32, the insulating piece can realize an insulating function, and the phase sequences of the current conductors of all phases can not interfere.
Specifically, the free ends of the input current conductor and the output current conductor are each bent toward a side away from the transformer 10. Thus, the fluid conductors of each phase can be conveniently and fixedly connected with other parts.
Specifically, the free ends of the input current carrier and the output current carrier are provided with connecting holes. The connection holes, which are not shown in the figures, facilitate the fixed connection of the conductive means of the control and protection switching device with other electrical components.
As shown in fig. 1 and 2, specifically, the four-phase input current carriers are an N-phase input current carrier 41, an a-phase input current carrier 42, a B-phase input current carrier 43, and a C-phase input current carrier 44; the four-phase output fluid director comprises: an N-phase output current collector 51 corresponding to the phase sequence of the N-phase input current collector 41, an a-phase output current collector 52 corresponding to the phase sequence of the a-phase input current collector 42, a B-phase output current collector 53 corresponding to the phase sequence of the B-phase input current collector 43, and a C-phase output current collector 54 corresponding to the phase sequence of the C-phase input current collector 44; the free ends of the N-phase input current-guiding body 41, the A-phase input current-guiding body 42, the B-phase input current-guiding body 43 and the C-phase input current-guiding body 44 are arranged side by side, the free ends of the N-phase output current-guiding body 51, the A-phase output current-guiding body 52, the B-phase output current-guiding body 53 and the C-phase output current-guiding body 54 are arranged side by side and are of a straight plate structure, and the fixed ends of the N-phase input current-guiding body 41 and the C-phase input current-guiding body 44 are arranged opposite to each other and are of L-shaped structures. Of course, the shape of each phase conductor may be other structures which are convenient to use.
Specifically, fixed ends of the a-phase input current-guiding body 42 and the B-phase input current-guiding body 43 are disposed opposite to each other. Of course, other configurations for ease of use are also possible.
Specifically, the fixed ends of the N-phase output current-guiding body 51, the a-phase output current-guiding body 52, the B-phase output current-guiding body 53 and the C-phase output current-guiding body 54 are opposite to each other and are all L-shaped, and the free ends of the N-phase output current-guiding body 51, the N-phase output current-guiding body 51 and the N-phase output current-guiding body 51 are all straight plate structures. Of course, other configurations for ease of use are also possible.
Example 2
As shown in fig. 3, a second arrangement of input ends of the conductive device is provided, in this embodiment, the N-phase input current collector 41 and the a-phase input current collector 42 are changed based on the modification of embodiment 1, so as to form the second arrangement of input ends of the conductive device;
Example 3
As shown in fig. 4, a third arrangement of input terminals of the conductive device is provided, and this embodiment is a modification of the embodiment 2, in which the positions of the B-phase input current collector 43 and the C-phase input current collector 44 are changed, so as to form the third arrangement of input terminals of the conductive device.
As an alternative implementation, the above embodiments may all be interchanged with the structure of the current input terminal and the structure of the current output terminal.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (9)
1. A conductive device for controlling and protecting a switching device, comprising:
The current input end comprises four-phase input current conductors, wherein the four-phase input current conductors are an A-phase input current conductor (42), an N-phase input current conductor (41), a C-phase input current conductor (44) and a B-phase input current conductor (43);
The current output end is arranged opposite to the current input end and comprises four-phase output current guiding bodies, and the four-phase output current guiding bodies comprise: an N-phase output current collector (51) corresponding to the N-phase input current collector (41), an a-phase output current collector (52) corresponding to the a-phase input current collector (42), a B-phase output current collector (53) corresponding to the B-phase input current collector (43), and a C-phase output current collector (54) corresponding to the C-phase input current collector (44);
A transformer (10) having a circular through hole, the transformer (10) being disposed between the current input terminal and the current output terminal;
the connecting piece is positioned in the circular through hole, and the current input end and the current output end are fixed on the connecting piece through fasteners;
The plane of the free ends of the four phases of input current conductors is higher than the horizontal central plane of the mutual inductor (10), and the plane of the free ends of the four phases of output current conductors is lower than the horizontal central plane of the mutual inductor (10); the four-phase input current-conducting body and the four-phase output current-conducting body are positioned on two opposite sides of the mutual inductor (10) and the free ends of the two opposite sides are positioned on different planes, the fixed ends of the A-phase input current-conducting body (42) and the B-phase input current-conducting body (43) are respectively bent and extended towards the axis direction of the mutual inductor (10), the fixed ends of the A-phase input current-conducting body (42) and the fixed ends of the N-phase input current-conducting body (41) are arranged in a space crossing manner, the fixed ends of the B-phase input current-conducting body (43) and the fixed ends of the C-phase input current-conducting body (44) are arranged in a space crossing manner, and the fixed ends of the four-phase input current-conducting body are positioned in the same plane.
2. The electrically conductive device of claim 1, wherein the connector comprises: the four connecting columns (21) are spliced into a cylindrical structure, and each connecting column (21) is connected with a pair of input current conductors and output current conductors which correspond to each other in phase sequence.
3. The electrically conductive device according to claim 1, further comprising insulation members, which are sleeved on both sides of the transformer (10).
4. A conductive device according to claim 3, wherein the insulator comprises: the transformer comprises a first insulator (31) and a second insulator (32) which are oppositely arranged, wherein a notch is formed in one side, opposite to the first insulator (31), of the second insulator (32), two notches are formed in a surrounding mode to form a long hole, and the transformer (10) penetrates out of the long hole.
5. The electrically conductive device according to claim 2, characterized in that the free ends of the input current conductor and the output current conductor are each bent towards a side remote from the transformer (10).
6. The conductive device of claim 2, wherein the free ends of the input and output current conductors each have a connection hole.
7. The conducting device according to claim 1, wherein the N-phase input current-guiding body (41), the a-phase input current-guiding body (42), the B-phase input current-guiding body (43) and the C-phase input current-guiding body (44) are arranged side by side, the N-phase output current-guiding body (51), the a-phase output current-guiding body (52), the B-phase output current-guiding body (53) and the C-phase output current-guiding body (54) are arranged side by side and are in a straight plate structure, and the fixed ends of the N-phase input current-guiding body (41) and the C-phase input current-guiding body (44) are arranged opposite to each other and are all L-shaped.
8. The conductive device of claim 7, wherein the fixed ends of the a-phase input current conductor (42) and the B-phase input current conductor (43) are disposed opposite each other.
9. The conductive device according to claim 7, wherein fixed ends of the N-phase output current collector (51), the a-phase output current collector (52), the B-phase output current collector (53) and the C-phase output current collector (54) are disposed opposite to each other and are L-shaped, and free ends of the N-phase output current collector (51), the a-phase output current collector (52), the B-phase output current collector (53) and the C-phase output current collector (54) are disposed opposite to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810558148.5A CN108574160B (en) | 2018-06-01 | 2018-06-01 | Conductive device for controlling and protecting switch electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810558148.5A CN108574160B (en) | 2018-06-01 | 2018-06-01 | Conductive device for controlling and protecting switch electric appliance |
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| Publication Number | Publication Date |
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| CN108574160A CN108574160A (en) | 2018-09-25 |
| CN108574160B true CN108574160B (en) | 2024-09-10 |
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| CN201810558148.5A Active CN108574160B (en) | 2018-06-01 | 2018-06-01 | Conductive device for controlling and protecting switch electric appliance |
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| CN (1) | CN108574160B (en) |
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| CN202333160U (en) * | 2011-12-08 | 2012-07-11 | Tcl空调器(中山)有限公司 | Error prevention terminal table |
| CN208157692U (en) * | 2018-06-01 | 2018-11-27 | 浙江中凯科技股份有限公司 | A kind of electric installation of control and protective switching device |
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| FR2772979B1 (en) * | 1997-12-18 | 2002-09-20 | Schneider Electric Sa | DEVICE FOR ELECTRICALLY CONNECTING A DIFFERENTIAL BLOCK ON A CIRCUIT BREAKER OR THE LIKE AND DIFFERENTIAL BLOCK EQUIPPED WITH SUCH A DEVICE |
| JP2003007546A (en) * | 2001-06-18 | 2003-01-10 | Fdk Corp | Coil component and method of connecting the coil component |
| JP4158542B2 (en) * | 2003-02-05 | 2008-10-01 | 富士電機ホールディングス株式会社 | Zero phase current transformer |
| DE102005016155A1 (en) * | 2005-04-07 | 2006-10-12 | Condor-Werke Gebr. Frede Gmbh & Co. Kg | Residual-current device |
| JP4736949B2 (en) * | 2006-05-23 | 2011-07-27 | 富士電機機器制御株式会社 | Earth leakage breaker |
| US7714566B2 (en) * | 2007-05-16 | 2010-05-11 | Perez Marcelo A | Clamp-on current and voltage module for a power monitoring system |
| CN105474347B (en) * | 2014-02-17 | 2017-12-12 | 富士电机机器制御株式会社 | Detection of electrical leakage unit and RCCB |
| CN105514072A (en) * | 2016-01-29 | 2016-04-20 | 南京银茂微电子制造有限公司 | Power module low-inductance lead terminal |
| CN205355542U (en) * | 2016-02-01 | 2016-06-29 | 深圳日海通讯技术股份有限公司 | Three -phase copper bar subassembly and rack |
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| CN102290292A (en) * | 2011-06-28 | 2011-12-21 | 常熟开关制造有限公司(原常熟开关厂） | Aftercurrent protection circuit breaker |
| CN202333160U (en) * | 2011-12-08 | 2012-07-11 | Tcl空调器(中山)有限公司 | Error prevention terminal table |
| CN208157692U (en) * | 2018-06-01 | 2018-11-27 | 浙江中凯科技股份有限公司 | A kind of electric installation of control and protective switching device |
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| CN108574160A (en) | 2018-09-25 |
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