CN219553555U

CN219553555U - Leakage circuit breaker

Info

Publication number: CN219553555U
Application number: CN202320699143.0U
Authority: CN
Inventors: 郭宗坤; 黄丽; 周岳云; 罗旭; 江松
Original assignee: Zhejiang Chuangqi Electric Co ltd
Current assignee: Zhejiang Chuangqi Electric Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-08-18
Anticipated expiration: 2033-03-28

Abstract

A leakage breaker. The problem of current leakage circuit breaker's release installation is unstable is mainly solved. The method is characterized in that: the release comprises a coil framework (31) for winding a coil, a first installation part (311) is arranged on the coil framework, and a second installation part (11) which is in plug-in fit with the first installation part is arranged in the shell. The utility model provides an electric leakage breaker, wherein a release is fixed in a shell through a spliced structure, so that the electric leakage breaker is stably installed and does not shake.

Description

Leakage circuit breaker

Technical Field

The utility model relates to the field of circuit breakers, in particular to an electric leakage circuit breaker.

Background

The leakage protector, called leakage switch for short, is mainly used for protecting the life of life with fatal danger when the equipment has leakage fault, has overload and short-circuit protection function, can be used for protecting the overload and short circuit of the circuit or motor, and can also be used for starting the circuit without frequent conversion under normal condition.

The leakage circuit breaker is internally provided with a leakage circuit board and a release, the release is used for driving the opening, such as the Chinese patent with publication number CN112038199A, most of the current releases are provided with a frame in a shell to limit the release, the installation is unstable, and shaking easily occurs.

Disclosure of Invention

In order to overcome the defects of the background technology, the utility model provides an electric leakage breaker, which mainly solves the problem that the release of the current electric leakage breaker is not stably installed.

The technical scheme adopted by the utility model is as follows:

the utility model provides an electric leakage circuit breaker, includes the casing, be equipped with circuit board and release in the casing, the release with the circuit board electricity is connected, the release is including the coil skeleton that is used for winding the coil, be equipped with first installation department on the coil skeleton, be equipped with in the casing with first installation department grafting complex second installation department.

The first installation part is provided with a bolt on the coil framework, and the second installation part is provided with a slot on the shell.

The bolts are four and are respectively arranged at four corners of the coil framework.

The coil framework is also provided with a plurality of sinking grooves, and the circuit board is provided with contact pins matched with the sinking grooves.

The coil skeleton is equipped with the spout axially, the release still includes the pull rod, the pull rod with spout sliding fit, the spout inner wall is equipped with the blocking part, the blocking part is located the rear of pull rod.

The blocking part is a convex ring arranged in the chute.

The shell is internally provided with an installation seat, and the slot is arranged on the installation seat.

The mounting seat side wall is provided with an open slot, the open slot is communicated with the bolt, and the width of the open slot is smaller than the diameter of the bolt.

The beneficial effects of the utility model are as follows: the utility model provides an electric leakage breaker, wherein a release is fixed in a shell through a spliced structure, so that the electric leakage breaker is stably installed and does not shake.

Drawings

Fig. 1 is an exploded view of one embodiment of the present utility model.

Fig. 2 is a schematic perspective view of an embodiment of the present utility model.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is a schematic partial cross-sectional view of an embodiment of the present utility model.

Detailed Description

The utility model is further described below with reference to the accompanying drawings: as shown in the figure, the leakage breaker comprises a shell 1, a circuit board 2 and a release 3 are arranged in the shell, the release is electrically connected with the circuit board, the release comprises a coil framework 31 used for winding a coil, a first mounting part 311 is arranged on the coil framework, and a second mounting part 11 which is in plug-in fit with the first mounting part is arranged in the shell. The first installation department can be bolt or slot, and correspondingly, the second installation department can be slot or bolt to the bolt can set up a plurality of, from this grafting cooperation back, can realize fixing, the installation is firm, can not appear rocking.

In this embodiment, as shown in the drawing, the first mounting portion is a plug pin disposed on the coil bobbin, and the second mounting portion is a slot disposed on the housing.

In this embodiment, as shown in the figure, the pins are provided with four pins, and are respectively disposed at four corners of the coil skeleton. The installation is more stable.

In this embodiment, as shown in the figure, the coil skeleton is further provided with a plurality of sinking grooves 312, and the circuit board is provided with pins matched with the sinking grooves.

In this embodiment, as shown in the drawing, the coil bobbin is axially provided with a chute 313, the release further includes a pull rod 32, the pull rod is slidably matched with the chute, the inner wall of the chute is provided with a blocking portion 3131, and the blocking portion is disposed at the rear of the pull rod. The travel of the pull rod can be limited, and the pull rod is prevented from being broken.

In this embodiment, as shown in the drawing, the blocking portion is a convex ring disposed in the chute.

In this embodiment, as shown in the figure, the housing is provided with a mounting seat 12, and the slot is disposed on the mounting seat. With a better installation depth.

In this embodiment, as shown in the drawing, the side wall of the mounting seat is provided with an open slot 121, the open slot is communicated with the latch, and the width of the open slot is smaller than the diameter of the latch. The deformation of the mounting seat is facilitated, and the insertion of the bolt is facilitated.

In the description of the present utility model, it should 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 the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

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

Claims

1. The utility model provides an electric leakage circuit breaker, includes casing (1), be equipped with circuit board (2) and release (3) in the casing, the release with circuit board electricity is connected, its characterized in that: the release comprises a coil framework (31) for winding a coil, a first installation part (311) is arranged on the coil framework, and a second installation part (11) which is in plug-in fit with the first installation part is arranged in the shell.

2. The earth leakage breaker according to claim 1, characterized in that: the first installation part is provided with a bolt on the coil framework, and the second installation part is provided with a slot on the shell.

3. The earth leakage breaker according to claim 2, characterized in that: the bolts are four and are respectively arranged at four corners of the coil framework.

4. A leakage breaker according to claim 3, wherein: the coil framework is also provided with a plurality of sinking grooves (312), and the circuit board is provided with contact pins matched with the sinking grooves.

5. The earth leakage breaker according to claim 1, characterized in that: the coil skeleton is equipped with spout (313) axially, the release still includes pull rod (32), the pull rod with spout sliding fit, the spout inner wall is equipped with blocking portion (3131), blocking portion locates the rear of pull rod.

6. The earth leakage breaker according to claim 5, wherein: the blocking part is a convex ring arranged in the chute.

7. The earth leakage breaker according to claim 2, characterized in that: an installation seat (12) is arranged in the shell, and the slot is arranged on the installation seat.

8. The earth leakage breaker according to claim 7, wherein: the mounting seat side wall is provided with an open slot (121), the open slot is communicated with the bolt, and the width of the open slot is smaller than the diameter of the bolt.