CN223911609U

CN223911609U - Conductive structure of an electronic residual current circuit breaker

Info

Publication number: CN223911609U
Application number: CN202520504168.XU
Authority: CN
Inventors: 叶选镇; 黄河敏; 李轩; 王清峰
Original assignee: Zhejiang Soneng Electric Group Co ltd
Current assignee: Zhejiang Soneng Electric Group Co ltd
Priority date: 2025-03-21
Filing date: 2025-03-21
Publication date: 2026-02-13
Anticipated expiration: 2035-03-21

Abstract

The utility model discloses a conductive structure of an electronic leakage breaker, which comprises a base, wherein a plurality of mounting cavities are formed in the base, connecting positions are formed in the front end of the base and located at the opposite positions of the mounting cavities, mounting positions are formed between the mounting cavities and the connecting positions in the base, current transformers are mounted in the mounting cavities, zero sequence transformers are mounted in the mounting positions, conductors are mounted in the connecting positions respectively, pass through the zero sequence transformers and move in the current transformers corresponding to the conductors, and insulating pieces are sleeved between the zero sequence transformers and the current transformers. Replace traditional sticky tape winding's technological means with this through setting up the insulating part to effectual production efficiency that has improved has reduced manufacturing cost, offered the spread groove with the electric conductor adaptation simultaneously on the insulating part surface to the spread groove is laminated with the electric conductor, this kind of setting, thereby effectually increased the creepage distance of electric conductor.

Description

Conductive structure of electronic leakage circuit breaker

Technical Field

The utility model relates to the technical field of electronic leakage circuit breakers, in particular to a conductive structure of an electronic leakage circuit breaker.

Background

The electronic leakage circuit breaker is also called a leakage switch and a leakage protector, mainly plays roles of overload and short-circuit protection, can be used for infrequent switching of a circuit under normal conditions, and has the advantages of strong current breaking capability and good action characteristic.

However, in the prior art, a plurality of conductors are arranged in the electronic leakage breaker, and mutual interference is easy to occur among the plurality of conductors, so that in order to solve the problem, the existing manufacturers generally wind an insulating tape on the surface of the conductor, and through the method, the production efficiency is reduced, and the production cost of the product is increased.

Disclosure of Invention

The utility model aims to provide a conductive structure of an electronic leakage breaker, which solves the problems that a plurality of conductors are arranged in the electronic leakage breaker in the prior art mentioned in the background art and mutual interference is easy to occur among the plurality of conductors.

The utility model provides a conductive structure of an electronic leakage breaker, which comprises a base, wherein a plurality of mounting cavities are formed in the base, connecting positions are formed in the front end of the base and located at the opposite positions of the mounting cavities, mounting positions are formed between the mounting cavities and the connecting positions in the base, current transformers are mounted in the mounting cavities, zero sequence transformers are mounted in the mounting positions, conductors are mounted in the connecting positions respectively, pass through the zero sequence transformers and move in the current transformers corresponding to the conductors, and insulating pieces are sleeved between the zero sequence transformers and the current transformers.

Preferably, connecting grooves are formed in the two ends and the middle of the outer wall of the insulating piece.

Preferably, the inner wall of the connecting groove is attached to the outer wall of the electric conductor, and the connecting groove is matched with the electric conductor.

Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the insulating piece is arranged to replace the traditional tape winding process, so that the production efficiency is effectively improved, the production cost is reduced, meanwhile, the connecting groove matched with the conductor is formed on the surface of the insulating piece, and the connecting groove is attached to the conductor.

Drawings

FIG. 1 is a schematic diagram of the overall mating structure of the present utility model;

FIG. 2 is a schematic view of a partial mating structure of the present utility model;

fig. 3 is a schematic view of the structure of the insulating member according to the present utility model.

1. The system comprises a base, a current transformer, a zero sequence transformer, a conductor, an insulator and a mounting cavity, wherein the base, the current transformer, the zero sequence transformer, the conductor, the insulator and the mounting cavity are arranged in sequence;

12. Mounting position, 13, connecting position and 51, connecting groove.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", "vertical", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements to be referred to must have a specific direction, construct and operate in the specific direction, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Fig. 1-3 are schematic structural diagrams of a conductive structure of an electronic leakage breaker according to a preferred embodiment of the present utility model, in this embodiment, the conductive structure of the electronic leakage breaker includes a base 1, a plurality of mounting cavities 11 are provided in the base 1, a connecting position 13 is provided at a position opposite to the mounting cavity 11 at a front end of the base 1, a mounting position 12 is provided between the mounting cavity 11 and the connecting position 13 in the base 1, a current transformer 2 is installed in the mounting cavity 11, a zero sequence transformer 3 is installed in the mounting position 12, a conductor 4 is installed in the connecting position 13, and the conductor 4 passes through the zero sequence transformer 3 and moves in the current transformer 2 corresponding to the conductor 4, and an insulating member 5 is sleeved between the zero sequence transformer 3 and the current transformer 2.

In this embodiment, the connecting grooves 51 are formed at two ends and the middle of the outer wall of the insulating member 5, meanwhile, the inner wall of the connecting groove 51 is attached to the outer wall of the conductor 4, the connecting groove 51 is matched with the conductor 4, and the connecting groove 51 matched with the conductor 4 is formed on the surface of the insulating member 5, and the connecting groove 51 is attached to the conductor 4.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides an electronic type electric leakage breaker's conductive structure, includes base (1), its characterized in that a plurality of installation cavity (11) have all been seted up to base (1) etc. base (1) front end is located installation cavity (11) relative position and has been seted up connecting position (13), installation position (12) have been seted up between installation cavity (11) and connecting position (13) in base (1), install current transformer (2) in installation cavity (11), install zero sequence transformer (3) in installation position (12), install electric conductor (4) in connecting position (13) respectively, just electric conductor (4) pass zero sequence transformer (3) and move about in current transformer (2) corresponding with electric conductor (4), electric conductor (4) are located between zero sequence transformer (3) and current transformer (2) cover and are equipped with insulating part (5).

2. The electrical conduction structure of an electronic leakage breaker according to claim 1, wherein connecting grooves (51) are formed in two ends and the middle of the outer wall of the insulating member (5).

3. The electrical conduction structure of an electronic leakage breaker according to claim 2, wherein the inner wall of the connecting groove (51) is attached to the outer wall of the electrical conductor (4), and the connecting groove (51) is matched with the electrical conductor (4).