CN219123162U

CN219123162U - Circuit breaker with plug module pops out function

Info

Publication number: CN219123162U
Application number: CN202223524765.4U
Authority: CN
Inventors: 谭锦雄; 覃翊程; 龙紫筠; 魏杏; 何钢华; 梁小爱; 戴健聪; 李宏仍
Original assignee: Jiangmen Daguangming Electric Power Design Co ltd
Current assignee: Jiangmen Daguangming Electric Power Design Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-06-02
Anticipated expiration: 2032-12-26

Abstract

The utility model provides a circuit breaker with plug module popup function, comprising: the circuit breaker body is provided with a containing cavity, and the containing cavity is provided with an assembly port; the plug module is arranged in the accommodating cavity and is electrically connected with the breaker body in a plug-in type manner, and one side of the plug module is provided with a limit groove; the ejecting mechanism is arranged in the accommodating cavity, and the ejecting direction is opposite to the assembling port; the locking mechanism is provided with a button and a locking part, the button is arranged on the surface of the breaker body, and the button is in linkage connection with the locking part; when operating personnel need take out plug module, through pressing the button, locking portion removes to the unblock position from the locking position for locking portion and plug module's spacing recess separation, plug module's spacing recess does not receive the spacing effect of locking portion, and plug module moves in outside direction under pop-up mechanism's elasticity effect, makes plug module and circuit breaker body disconnection and protrusion in the circuit breaker body, makes things convenient for operating personnel to take out plug module.

Description

Circuit breaker with plug module pops out function

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a circuit breaker with a plug module ejecting function.

Background

With the refinement of industrial production and the diversification of living demands of residents, various new electrical equipment is generated, and electrical equipment with mixed resistance, inductance and capacitance has put more strict requirements on an electrical system, and particularly has more obvious influence on rural power grids. As an important control unit in a power distribution system, a circuit breaker is considered to be replaced because electronic components of a circuit portion thereof are easily aged, and the circuit portion is easily damaged when a main circuit passes a fault current. Most of circuit parts of the traditional circuit breaker are arranged in the circuit breaker main body, and the circuit parts are not easy to replace independently.

The Chinese patent with publication number of CN 215731526U discloses a pluggable module and a circuit breaker, wherein the pluggable module is integrally spliced on the outer side of the circuit breaker shell, so that the pluggable module is connected with the circuit breaker, and the pluggable module can be directly spliced on the circuit breaker shell from the outer side of the circuit breaker shell. The operators act on the surfaces or two sides of the plug-in modules to take out the plug-in modules, but the circuit breakers are generally installed in the electric boxes together with other electric controls and often are adjacently installed, so that the taking-out space of the operators on the two sides of the plug-in modules is occupied; if the surface of the plug module is acted, operators need to pay attention to the shell surface of the plug module and the buttons on the shell surface not to be damaged by the taking-out work, and careful wings are needed when taking out, so that inconvenience is brought to the operators.

Disclosure of Invention

The utility model mainly aims to provide a circuit breaker with a plug module ejecting function, and aims to effectively solve the problem that an operator is inconvenient to take out the plug module.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a circuit breaker with plug module popup function, comprising:

the circuit breaker body is provided with a containing cavity, and the containing cavity is provided with an assembly port;

the plug module is arranged in the accommodating cavity and is electrically connected with the breaker body in a plug-in type manner, and one side of the plug module is provided with a limiting groove;

the ejecting mechanism is arranged in the accommodating cavity, and the ejecting direction is opposite to the assembling port;

the locking mechanism is provided with a button and a locking part, the button is arranged on the surface of the breaker body, and the button is in linkage connection with the locking part; so that the locking part has a locking position and an unlocking position relative to the limit groove of the plug module;

and the button is pressed, the locking part moves from the locking position to the unlocking position, so that the locking part is separated from the plug module, and the plug module in the accommodating cavity is disconnected with the breaker body under the action of the elasticity of the ejecting mechanism.

Compared with the prior art, the circuit breaker with the plug module ejecting function has the advantages that when the locking part is at the locking position, the locking part is clamped with the limiting groove; when the locking part is at the unlocking position, the locking part is separated from the plug module; when operating personnel need take out plug module, through pressing the button, locking portion removes to the unblock position from the locking position for locking portion and plug module's spacing recess separation, plug module's spacing recess does not receive the spacing effect of locking portion, plug module is in under pop-up mechanism's the elasticity effect outside direction removes, make plug module with breaker body disconnection and protrusion in the breaker body, so operating personnel can act on the bulge of plug module, will plug module easily takes out, has made things convenient for operating personnel to take out plug module.

In a preferred embodiment, the plug module has a row of female arranged protruding from the bottom surface; the bottom surface of the accommodating cavity is provided with a row of pins; the row of bus bars is connected with the row of pins in a matched manner.

In a preferred embodiment, the ejecting mechanism comprises an ejecting plate and a plurality of first springs, one ends of the first springs are fixedly connected with the ejecting plate, and the other ends of the first springs are fixedly connected with the bottom surface of the accommodating cavity; when the plug module is installed, the bottom surface of the plug module is propped against the pop-up plate.

In a preferred embodiment, a plurality of said first springs are evenly spaced.

In a preferred embodiment, the ejector plate is provided with an opening, which is arranged opposite to the row of pins.

In a preferred embodiment, the locking part comprises a fixing frame and a clamping tongue, the fixing frame is arranged in the circuit breaker body and below the button, the clamping tongue is transversely arranged on the fixing frame, and the clamping tongue is matched and clamped with the limiting groove; the button is connected with the locking part in a linkage way; when the button is pressed, the button drives the clamping tongue to move out of the range of the containing cavity.

In a preferred embodiment, the side of the button remote from the receiving cavity has a first bevel; the clamping tongue is provided with a through groove, and one side of the through groove is provided with a second inclined surface which is abutted against the first inclined surface.

In a preferred embodiment, the locking mechanism further comprises a second spring; one end of the second spring is connected with the fixing frame, and the other end of the second spring is connected with the button.

In a preferred embodiment, the locking part further comprises a third spring, one end of the third spring is connected with the fixing frame, and the other end of the third spring is connected with the clamping tongue; when the button is pressed, the third spring is compressed; the third spring automatically expands when the button is released.

In a preferred embodiment, the bottom side edge angle of the plug-in module is an arc surface or a chamfer surface; the clamping tongue is provided with a sphere part which is arranged at one end of the clamping tongue, which is close to the accommodating cavity; when the plug module is installed, the sphere part is pressed down by the arc surface or the chamfer surface.

For a better understanding and implementation, the following drawings illustrate the utility model in detail.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic diagram of a circuit breaker with plug module pop-up function for an automobile according to the present utility model;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a schematic cross-sectional view of the breaker body of the present utility model;

FIG. 4 is a schematic cross-sectional view of the installation process of the plug module of the present utility model.

Reference numerals illustrate:

100-breaker body, 110-holding cavity, 120-row needle, 200-plug module, 210-limit groove, 220-row mother, 300-ejection mechanism, 310-ejection plate, 311-opening, 320-first spring, 400-locking part, 410-fixing frame, 420-clamping tongue, 421-through groove, 422-second inclined plane, 423-sphere part, 430-third spring, 500-button, 510-first inclined plane, 600-second spring.

Detailed Description

In order to better illustrate the present utility model, the present utility model will be described in further detail below with reference to the accompanying drawings.

It should be understood that the described embodiments are merely some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the embodiments of the present application, are within the scope of the embodiments of the present application.

The terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present application as detailed in the accompanying claims. In the description of this application, it should be understood that the terms "first," "second," "third," and the like are used merely to distinguish between similar objects and are not necessarily used to describe a particular order or sequence, nor should they be construed to indicate or imply relative importance. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

Furthermore, in the description of the present application, unless otherwise indicated, "a plurality" means two or more. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship.

Specifically, referring to fig. 1 to 4, the present utility model provides a circuit breaker with a plug module ejecting function, including:

a circuit breaker body 100 having a receiving chamber 110 provided with an assembly port;

the plug module 200 is installed in the accommodating cavity 110 and is electrically connected with the breaker body 100 in a plug mode, and one side of the plug module 200 is provided with a limit groove 210;

an ejecting mechanism 300 disposed in the accommodating chamber and having an ejecting direction facing the fitting opening;

a lock mechanism having a button 500 and a lock portion 400, wherein the button 500 is provided on the surface of the breaker body 100, and the button 500 is connected to the lock portion 400 in a linked manner; so that the locking portion 400 has a locking position and an unlocking position relative to the limit groove 210 of the plug module 200;

the button 500 is pressed, the locking portion moves from the locking position to the unlocking position, so that the locking portion 400 is separated from the plug module 200, and the plug module 200 in the accommodating cavity 110 is disconnected from the circuit breaker 100 body under the elastic force of the ejector 300.

In this embodiment, the plug module 200 has a row of female blocks 220 protruding from the bottom surface; the bottom surface of the accommodating cavity 110 is provided with a pin header 120; the row bus 220 is connected with the row pins 120 in a matched manner, the plug module is electrically connected with the circuit breaker body in a plug-in type manner through the row bus and the row pins, no wire connection is needed, and the assembly and the disassembly are convenient.

Further, the ejector mechanism 300 includes an ejector plate 310 and a plurality of first springs 320, wherein one end of each first spring 320 is fixedly connected to the ejector plate 310, and the other end is fixedly connected to the bottom surface of the accommodating cavity 110; when the plug module 200 is mounted, the bottom surface of the plug module 200 abuts against the eject plate 310. After the plug module is installed, the locking part is positioned at the locking position, and the plug module keeps a pressed state on the pop-up plate all the time due to the limiting and fixing effects of the locking part on the plug module, so that the first spring is in a compressed state; when a user presses the button, the locking part is positioned at the unlocking position, and the plug module is not limited and fixed by the locking part, so that the first spring releases the elastic performance and drives the pop-up plate and the plug module to move towards the outer side. Compared with the fact that the first springs directly act on the plug-in module, the first springs act on the plug-in module through the middle transition of the pop-up plate, the stress area of the plug-in module is larger, the stress is more uniform, and the pop-up operation of the plug-in module is more reliable.

Preferably, the plurality of first springs 320 are uniformly distributed at intervals, so that the plug module is stressed uniformly throughout the ejecting process, and the ejecting mechanism can more reliably eject the plug module.

Further, the ejector plate 310 is provided with an opening 311, and the opening 311 is disposed opposite to the pin header 120, so that the pin header 220 can be connected with the pin header 120 through the opening 311.

In this embodiment, the locking portion 400 includes a fixing frame 410 and a locking tongue 420, the fixing frame 410 is disposed in the circuit breaker body 100 and below the button 500, the locking tongue 420 is transversely disposed on the fixing frame 410, and the locking tongue 420 is engaged with the limit groove 210 in a matching manner; the button 500 is connected with the clamping tongue 420 in a linkage way; when the button 500 is pressed, the button 500 drives the tongue 420 to move out of the range of the accommodating chamber 110.

Further, the button 500 has a first inclined surface 510 at a side remote from the receiving chamber 110; the latch 420 has a through groove 421, and one side of the through groove 421 has a second inclined surface 422 that abuts against the first inclined surface 510.

Further, the locking mechanism further includes a second spring 600; the second spring is disposed along a vertical direction, one end of the second spring 600 is connected to the fixing frame 410, and the other end is connected to the button 500.

Further, the locking portion 400 further includes a third spring 430, one end of the third spring 430 is connected to the fixing frame 410, and the other end is connected to the locking tongue 420; when the button 500 is pressed, the third spring 430 is compressed; the third spring 430 automatically expands when the button 500 is released.

Further, the bottom side corner of the plug module 200 is an arc surface or a chamfer surface; the latch 420 has a ball portion 423 disposed at an end of the latch 420 near the accommodating cavity 110; when the plug module 200 is mounted, the ball portion 423 is pressed down by the circular arc surface or the chamfer surface.

In the description of the present utility model, it should be understood that the terms "vertical," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the protection of the present utility model.

If the terms "first," "second," etc. are used herein to define a part, those skilled in the art will recognize that: the use of "first" and "second" is for convenience only as well as for simplicity of description, and nothing more than a particular meaning of the terms is intended to be used unless otherwise stated.

The present utility model is not limited to the above-described embodiments, but, if various modifications or variations of the present utility model are not departing from the spirit and scope of the present utility model, the present utility model is intended to include such modifications and variations as fall within the scope of the claims and the equivalents thereof.

Claims

1. A circuit breaker with plug module pops out function, characterized in that includes:

2. The circuit breaker with plug module ejection function according to claim 1, wherein:

the plug module is provided with a row of bus bars protruding from the bottom surface; the bottom surface of the accommodating cavity is provided with a row of pins;

the row of bus bars is connected with the row of pins in a matched manner.

3. The circuit breaker with plug module ejection function according to claim 2, wherein:

the ejecting mechanism comprises an ejecting plate and a plurality of first springs, one end of each first spring is fixedly connected with the ejecting plate, and the other end of each first spring is fixedly connected with the bottom surface of the accommodating cavity;

when the plug module is installed, the bottom surface of the plug module is propped against the pop-up plate.

4. A circuit breaker with plug module ejection function according to claim 3, wherein:

the plurality of first springs are uniformly distributed at intervals.

5. A circuit breaker with plug module ejection function according to claim 3, wherein:

the ejecting plate is provided with an opening, and the opening is opposite to the row of pins.

6. The circuit breaker with plug module ejection function according to claim 1, wherein:

the locking part comprises a fixing frame and a clamping tongue, the fixing frame is arranged in the circuit breaker body and below the button, the clamping tongue is transversely arranged on the fixing frame, and the clamping tongue is matched and clamped with the limiting groove;

the button is connected with the locking part in a linkage way; when the button is pressed, the button drives the clamping tongue to move out of the range of the containing cavity.

7. The circuit breaker with plug module ejection function of claim 6, wherein:

the side of the button, which is far away from the accommodating cavity, is provided with a first inclined plane;

the clamping tongue is provided with a through groove, and one side of the through groove is provided with a second inclined surface which is abutted against the first inclined surface.

8. The circuit breaker with plug module ejection function of claim 7, wherein:

the locking mechanism further comprises a second spring;

one end of the second spring is connected with the fixing frame, and the other end of the second spring is connected with the button.

9. The circuit breaker with plug module ejection function of claim 8, wherein:

the locking part further comprises a third spring, one end of the third spring is connected with the fixing frame, and the other end of the third spring is connected with the clamping tongue;

when the button is pressed, the third spring is compressed; the third spring automatically expands when the button is released.

10. The circuit breaker with plug module ejection function of claim 9, wherein:

the bottom side edge angle of the plug-in module is an arc surface or a chamfer surface;

the clamping tongue is provided with a sphere part which is arranged at one end of the clamping tongue, which is close to the accommodating cavity;

when the plug module is installed, the sphere part is pressed down by the arc surface or the chamfer surface.