CN217640962U

CN217640962U - Current transformer module

Info

Publication number: CN217640962U
Application number: CN202221612421.6U
Authority: CN
Inventors: 张寅�; 方初富; 余炜垚; 蒋政; 卢权胜; 李晓蒙; 吴碧如
Original assignee: Zhejiang Tengen Electric Co Ltd
Current assignee: Zhejiang Tengen Electric Co Ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-10-21
Anticipated expiration: 2032-06-27

Abstract

A current transformer module. The problem that the current transformer module is difficult to realize full-automatic production is mainly solved. The method is characterized in that: the shell is provided with a lug plate (2), a conductive plate (3) and a mutual inductance coil (3), the lug plate and the conductive plate are connected through an electric connector (5), and the mutual inductance coil is sleeved outside the electric connector; be equipped with boss (11) in the casing, be equipped with installation department (111) on the boss, the conducting plate includes first conducting plate (31), first conducting plate part with the installation department is connected. The utility model provides a current transformer module is equipped with the boss in the casing, is provided with the wiring board on the boss, and this wiring board can be connected with the lug of circuit breaker, the automatic assembly of being convenient for.

Description

Current transformer module

Technical Field

The utility model relates to a circuit breaker field, concretely relates to current transformer module.

Background

Chinese patent publication No. CN111430198a discloses an integrated earth leakage circuit breaker, the N pole of which is connected by a flexible conductor, and this flexible conductor must be directly connected to the inside of the N pole module of the circuit breaker, which may cause the mutual inductor module and the circuit breaker module to be unable to be arbitrarily assembled between two modules, and the mutual inductor module and the circuit breaker module must be assembled in advance, which makes it difficult to realize full-automatic production.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of background art, the utility model provides a current transformer module mainly solves the problem that current transformer module is difficult to realize full automated production.

The utility model adopts the technical proposal that:

a current transformer module comprises a shell, wherein the shell is provided with a lug plate, a conductive plate and a mutual inductance coil, the lug plate is connected with the conductive plate through an electric connector, and the mutual inductance coil is sleeved outside the electric connector;

be equipped with the boss in the casing, be equipped with the installation department on the boss, the current conducting plate includes first current conducting plate, first current conducting plate part with the installation department is connected.

The installation department does the spacing groove that the boss top was equipped with, first current conducting plate bottom with the cooperation of spacing groove joint.

The lug boss is made of an insulating material or an insulating layer is arranged in the limiting groove.

The side wall of the top end of the boss is provided with a slope, and the top end of the slope is arranged at the edge of the limiting groove.

The first current-conducting plate comprises a plug board and a connecting board, the plug board is connected with the limiting groove, and a mounting hole used for being connected with a circuit breaker wiring screw is formed in the connecting board.

The electric connecting pieces comprise first electric connecting pieces which are conducting wires, the lug plate comprises a first lug plate, and the first conducting plate is electrically connected with the first lug plate through the first electric connecting pieces.

The conductive plate includes the second conductive plate, electric connector includes second electric connector, the lug includes the second lug, the second conductive plate, the second lug and second electric connector are made integratively.

The casing is internally provided with a mounting groove, a wiring frame is arranged in the mounting groove, the second wiring piece is connected with the wiring frame, the edge of the mounting groove is provided with an insulating cover, and the second electric connecting piece is partially arranged in the insulating cover.

The utility model has the advantages that: the utility model provides a current transformer module is equipped with the boss in the casing, is provided with the wiring board on the boss, and this wiring board can be connected with the lug of circuit breaker, the automatic assembly of being convenient for.

Drawings

Fig. 1 is a schematic diagram of a local explosion installed in a circuit breaker according to an embodiment of the present invention.

Fig. 2 is a partial perspective view of an embodiment of the present invention.

Fig. 3 is a partial perspective view of the second embodiment of the present invention.

Fig. 4 is a partial perspective view illustrating a third embodiment of the present invention.

Fig. 5 is a partial perspective view of the fourth embodiment of the present invention.

Fig. 6 is a schematic perspective view of a first conductive plate according to an embodiment of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings: as shown in the figure, the current transformer module comprises a shell 1, wherein the shell is provided with a lug plate 2, a conductive plate 3 and a mutual inductance coil 4, the lug plate and the conductive plate are connected through an electric connector 5, and the mutual inductance coil is sleeved outside the electric connector; be equipped with boss 11 in the casing, be equipped with installation department 111 on the boss, the conducting plate includes first conducting plate 31, first conducting plate part with the installation department is connected. When the shell is connected with the shell of the circuit breaker, the boss is used for lifting the current conducting plate to enable the current conducting plate to be electrically connected with a lug plate of the circuit breaker, the first current conducting plate can be an A-phase current conducting plate or/and an N-phase current conducting plate, the connection between the first current conducting plate and the lug plate can be a flexible connection (for example, a conducting wire), the lug plate is used for being connected with an external electric wire, and particularly, the connection can be realized by adopting modes such as a wiring frame and the like, and the circuit breaker is the prior art.

The utility model discloses in, as shown in the figure, the installation department does the spacing groove that the boss top was equipped with, first current conducting plate bottom with the cooperation of spacing groove joint. The bottom of the first current-conducting plate is connected with the limiting groove, and the conducting wire is connected with the exposed part of the first current-conducting plate to realize the conduction.

In the present invention, as shown in the figure, the boss is made of an insulating material or an insulating layer is provided in the limiting groove. Can realize insulating effect, can make or spacing inslot wall sets up insulating structure or coating for the boss is whole by materials such as plastics.

In the present invention, as shown in the figure, the side wall of the top end of the boss is provided with a slope 112, and the top end of the slope is provided at the edge of the limiting groove. Can be used for the wire part to depend on, do benefit to more and paste tightly and be connected with the current conducting plate.

The utility model discloses in, as shown in the figure, first current conducting plate includes plugboard 311 and connecting plate 312, the plugboard with the spacing groove is connected, be equipped with on the connecting plate and be used for the mounting hole 3121 with circuit breaker wiring screw connection. The plugboard and the connecting plate can be a certain angle, the plugboard is connected with the mounting groove, and the connecting plate is used for the connection of the circuit breaker, and is convenient to install.

In the present invention, as shown in the figure, the electrical connector includes a first electrical connector 51, the first electrical connector is a wire, the tab includes a first tab, and the first conductive plate is electrically connected to the first tab through the first electrical connector. First current conducting plate is through the flexible coupling, and it locates both sides, because apart from relatively far away, it is more convenient to be applicable to the flexible coupling.

In the present invention, as shown in the figure, the conductive plate includes the second conductive plate 32, the electrical connector includes the second electrical connector 52, the lug includes the second lug, the second conductive plate the second lug and the second electrical connector are integrally made. The second conductive plate is in a middle phase, and the distance between the second conductive plate and the lug is close, so that hard connection is adopted, the second conductive plate, the second lug and the second electric connector can be integrally bent to form the second conductive plate, and the second conductive plate, the second lug and the second electric connector can also be in soft connection.

The utility model discloses in, as shown in the figure, be equipped with mounting groove 13 in the casing, be equipped with wire frame 14 in the mounting groove, the second lug with the wire frame is connected, the mounting groove edge is equipped with insulating boot 131, second electric connector part is located in the insulating boot. The insulating effect is increased, and the insulating boot separates second electric connector and wire, realizes secondary insulation, reduces the possibility of short circuit.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The embodiments described with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of the present invention.

Claims

1. A current transformer module comprising a housing (1), characterized in that: the shell is provided with a lug plate (2), a conductive plate (3) and a mutual inductance coil (4), the lug plate and the conductive plate are connected through an electric connector (5), and the mutual inductance coil is sleeved outside the electric connector;

be equipped with boss (11) in the casing, be equipped with installation department (111) on the boss, the conducting plate includes first conducting plate (31), first conducting plate part with the installation department is connected.

2. A current transformer module according to claim 1, wherein: the installation department does the spacing groove that the boss top was equipped with, first current conducting plate bottom with the cooperation of spacing groove joint.

3. A current transformer module according to claim 2, wherein: the boss is made of an insulating material or an insulating layer is arranged in the limiting groove.

4. A current transformer module according to claim 1, wherein: be equipped with mounting groove (13) in the casing, be equipped with wire frame (14) in the mounting groove, the lug includes the second lug, electric connector includes second electric connector (52), the second lug with the wire frame is connected, the mounting groove edge is equipped with insulating boot (131), second electric connector part is located in the insulating boot.

5. A current transformer module according to claim 2, wherein: the side wall of the top end of the boss is provided with a slope (112), and the top end of the slope is arranged at the edge of the limiting groove.

6. A current transformer module according to claim 2, wherein: the first conductive plate comprises a plug board (311) and a connecting board (312), the plug board is connected with the limiting groove, and a mounting hole (3121) used for being connected with a circuit breaker wiring screw is arranged on the connecting board.

7. The current transformer module of claim 6, wherein: the electric connecting piece comprises a first electric connecting piece (51), the first electric connecting piece is a conducting wire, the lug plate comprises a first lug plate, and the first conducting plate is electrically connected with the first lug plate through the first electric connecting piece.

8. A current transformer module according to claim 1, wherein: the conductive plate includes a second conductive plate (32), the electrical connections include second electrical connections (52), the lug includes a second lug, and the second conductive plate, the second lug, and the second electrical connections are integrally formed.