CN216487904U

CN216487904U - Circuit breaker connection structure

Info

Publication number: CN216487904U
Application number: CN202121384563.7U
Authority: CN
Inventors: 李达; 邓彦军; 张建伟; 应威; 邵江华; 夏晓敏; 涂兵
Original assignee: Zhejiang Chint Electrics Co Ltd
Current assignee: Zhejiang Chint Electrics Co Ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-05-10
Anticipated expiration: 2031-06-21

Abstract

The application provides a circuit breaker connecting structure, which comprises at least one circuit breaker and a circuit breaker module, and is additionally provided with a conversion plug and a wiring terminal, wherein the conversion plug is spliced with a circuit board contact pin of the circuit breaker and comprises a first input end, a first output end and a second output end; when a plurality of groups of circuit breakers need to be connected, the wiring efficiency is improved, a plurality of connecting wires in a cabinet for installing the circuit breakers are reduced, and the space of the cabinet is saved.

Description

Circuit breaker connection structure

Technical Field

The utility model relates to the field of low-voltage electric appliances, in particular to a circuit breaker connecting structure.

Background

The circuit breaker refers to a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. Along with the development of the internet, the intelligent circuit breaker is produced at the right moment, and the intelligent circuit breaker is connected to the internet to upload self data.

At present, an intelligent circuit breaker is directly connected with communication equipment through a communication line; under the condition of a plurality of groups of circuit breakers, each circuit breaker needs to be directly connected with communication equipment, wiring is complex, and a large number of connecting wires are arranged in a cabinet for installing the circuit breakers, so that the space in the cabinet is occupied.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a circuit breaker connecting structure, which improves the wiring efficiency of a circuit breaker and saves the installation space in a circuit breaker box.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a circuit breaker connection structure, includes at least one circuit breaker and circuit breaker module, still includes changeover plug and binding post, changeover plug includes first input and two at least outputs, and two outputs are first output and second output, the circuit board contact pin plug-in connection of first input and circuit breaker, first output can be connected with the circuit breaker of preceding one-level, the second output can be connected or with the circuit breaker of back one-level through binding post.

Preferably, one end of the connecting terminal can be connected with a circuit board contact pin of one of the circuit breakers or the first output end or the second output end of the conversion plug installed on one of the circuit breakers, and the other end of the connecting terminal is connected with the first output end of the conversion plug installed on the other circuit breaker or connected with the circuit breaker module.

Preferably, the circuit breaker module is communication equipment, communication equipment and circuit breaker communication, communication equipment is equipped with the communication port of grafting cooperation.

Preferably, the circuit breaker is a plurality of miniature circuit breakers; a plurality of miniature circuit breakers and circuit breaker module set up side by side, and circuit breaker module's shape matches with miniature circuit breaker's shape, and at least one circuit breaker's circuit board contact pin is installed changeover plug.

Preferably, the conversion plug comprises a plug shell and at least one contact pin arranged in the plug shell, wherein one end of the contact pin is provided with the first input end, and the other end of the contact pin is provided with the first output end and the second output end.

Preferably, the one end extension of contact pin is equipped with first syringe needle and second syringe needle, first syringe needle and second syringe needle conduct first input, the other end of contact pin is equipped with fourth syringe needle and fifth syringe needle, and fourth syringe needle and fifth syringe needle form respectively first output with the second output.

Preferably, the distance between the first pinhead and the second pinhead is smaller than the distance between the fourth pinhead and the fifth pinhead; the width of the distance between the first pin head and the second pin head is less than or equal to the width of the circuit board pin; the width of the plug shell, the first pin head and the second pin head is smaller than the width of the fourth pin head and the width of the fifth pin head.

Preferably, the contact pin is provided with a third contact pin head which is positioned and installed with the plug shell towards the installation direction of the plug shell, and the plug shell is provided with a positioning structure which is positioned and installed with the third contact pin head.

Preferably, the plug shell is of a hollow structure, partition plates for partitioning the cavity are arranged in the cavity of the plug shell at intervals, and the cavity is partitioned into a plurality of installation cavities for installing the contact pins by the partition plates.

Preferably, the plug shell of the conversion plug is matched with the breaker in a clamping mode.

Preferably, a first clamping hook connected with the circuit breaker is arranged on the plug shell, and a partition plate boss in snap fit with the first clamping hook is arranged on a partition plate of the circuit breaker; the first clamping hook is arranged at the top of the plug shell and comprises a connecting part connected with the top of the plug shell and a hook-shaped part connected above the connecting part, and a clamping buckle bulge is arranged at the end part of the hook-shaped part in a downward protruding mode; be equipped with the male draw-in groove of first trip on the baffle, the bottom protrusion of draw-in groove sets up the baffle boss.

Preferably, a first plug and a second plug are respectively arranged at two ends of the wiring terminal, and the first plug and the second plug are connected through a wire.

Preferably, the conversion plug comprises a plug shell, a hook boss matched with a first plug in a buckling mode is arranged on one side, close to the wiring terminal, of a first hook on the top of the plug shell, and a second hook matched with the hook boss in a buckling mode is arranged on the top of the first plug.

Preferably, the trip boss includes two boss structure that the interval set up, sliding fit's sliding tray when forming between two boss structure and the installation of second trip.

The circuit breaker comprises a circuit board contact pin which is electrically connected with a circuit breaker module; the circuit breaker further comprises a conversion plug and a wiring terminal, wherein the conversion plug is additionally arranged and is spliced with the circuit board contact pin, the conversion plug comprises a first input end, a first output end and a second output end, the first input end can be connected with the circuit board contact pin of the circuit breaker, the first output end can be connected with the previous stage of circuit breaker, and the second output end can be connected with the next stage of circuit breaker or a circuit breaker module through the wiring terminal; according to the circuit breaker switching device, the switching plug is additionally arranged to be connected with the circuit board contact pins, two output ends of the switching plug can be connected with the previous stage and the next stage of equipment through the wiring terminals respectively, when multiple groups of circuit breakers need to be connected, the circuit breakers and the circuit breaker modules are directly connected through the switching plug and the wiring terminals in an inserting mode, wiring efficiency is improved, multiple connecting wires in a cabinet for installing the circuit breakers are reduced, and the space of the cabinet is saved.

Drawings

Fig. 1 is a schematic view illustrating a structure in which a single-pole circuit breaker of the present invention is connected using a transfer plug;

FIG. 2 is a schematic diagram of the structure of the communication device of the present invention;

FIG. 3 is a schematic structural view of the patch plug of the present invention;

FIG. 4 is a schematic structural diagram of a spacer and a circuit board pin according to the present invention;

fig. 5 is a schematic view of the structure of the connection terminal of the present invention;

fig. 6 is a schematic structural view of a no-changeover plug of the single-stage circuit breaker of the present invention;

fig. 7 is a schematic diagram of the structure of the multiple-set circuit breaker connection of the present invention.

Detailed Description

The following further describes a specific embodiment of the circuit breaker connecting structure according to the present invention with reference to the embodiments shown in fig. 1 to 7. The circuit breaker connecting structure of the present invention is not limited to the description of the following embodiments.

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. Along with the development of the internet, the intelligent circuit breaker takes place at the right moment, and the intelligent circuit breaker is networked to upload self data. In order to realize the communication function of the intelligent circuit breaker, the communication device 2 needs to be additionally arranged.

As shown in fig. 2, a schematic structural diagram of a communication device 2 according to an embodiment of the present application is shown. The communication equipment 2 of the application is a data conversion and transmission network adapter specially used for a matched circuit breaker with a communication function. Communication equipment 2 can adopt the WIFI mode to connect the router to can use RS 485's communication mode to realize with the data link of circuit breaker, can transmit data such as cloud platform, host computer for the supporting circuit breaker that has communication function through data protocol conversion, and then realize data acquisition and remote control to the circuit breaker.

At present, a circuit breaker is respectively and independently provided with a wiring port and a communication port; the connection port is connected with an external power supply through a power line to carry out power supply access, and the communication port is connected with the communication equipment 2 through a communication line to realize a communication function. The wiring mode of present circuit breaker is comparatively complicated, consequently, needs to provide a circuit breaker connection structure who improves circuit breaker wiring efficiency.

As shown in fig. 1 to 7, the present application provides an embodiment of a circuit breaker connection structure, including at least one circuit breaker 1 and a communication device 2 connected to the circuit breaker 1, where the communication device 2 communicates with the circuit breaker 1, and the circuit breaker 1 includes a circuit board pin 12 for communication; still include with circuit board contact pin 12 grafting conversion plug 3 and with binding post 4, conversion plug 3 includes first input, first output and second output, first input can be connected with circuit board contact pin 12 of circuit breaker, first output can be connected with the circuit breaker 1 of preceding one-level, the second output can be connected with the circuit breaker of back one-level through binding post 4 or with communication equipment 2 is connected.

It should be noted that the connection structure of the circuit breaker of the present application may be used not only for connecting the communication device 2, but also for connecting other circuit breaker modules, such as a controller module. The utility model provides a circuit breaker connection structure promptly, including at least one circuit breaker 1 and circuit breaker module, still include change over plug 3 and binding post 4, change over plug 3 includes first input and two at least outputs, and two outputs are first output and second output, the circuit board contact pin 12 plug-in connection of first input and circuit breaker, first output can be connected with the circuit breaker 1 of preceding one-level, the second output can be connected or with the circuit breaker of back one-level through binding post 4.

Note that, when there are a plurality of circuit breakers 1; the changeover plug 3 is installed on the circuit board pins 12 of the plurality of circuit breakers 1, and the changeover plug 3 is not installed on the outermost circuit breaker 1 of the plurality of circuit breakers 1 because the outermost circuit breaker 1 is only connected with the circuit breaker 1 at the next stage, so that connection changeover is not needed, and the changeover plug 3 is not installed; if the outermost circuit breaker 1 is equipped with a conversion plug 3, the first output terminal and the second output terminal of the conversion plug 3 may be selected as the output terminals connected to the connection terminals 4. As shown in fig. 7, there are two circuit breakers 1, and the two circuit board pins 12 of the circuit breakers 1 are each mounted with a conversion plug 3, wherein a first output terminal of the conversion plug 3 of the circuit breaker 1 located in the middle is connected to the circuit breaker of the previous stage, and a second output terminal of the conversion plug 3 of the circuit breaker 1 located in the middle is connected to the communication device 2 (a group of wires is shown in a box, and another group of wires is shown in an ellipse). It is clear that the conversion plug 3 can also be provided with more outputs, preferably two outputs, as desired.

The circuit breaker connecting structure is suitable for small circuit breakers, and the circuit breaker 1 is a plurality of small circuit breakers according to the embodiment shown in fig. 7; a plurality of miniature circuit breakers and circuit breaker module set up side by side, and the shape of circuit breaker module matches with miniature circuit breaker's shape, all becomes convex type, and at least one circuit board contact pin 12 of circuit breaker 1 installs changeover plug 3. In fig. 7, two circuit breakers and the communication device 2 are separately arranged for convenience of description, and the three circuit breakers are closely attached to and installed in a track or a switch cabinet side by side during actual assembly, so that two, three or more circuit breakers can be in communication connection with the communication device 2 according to needs through the circuit breaker connection structure of the present application.

The circuit breaker connection structure of the present application will be further described below with reference to a circuit breaker module as the communication device 2 as an embodiment. The circuit breaker module is communication equipment 2, communication equipment 2 and circuit breaker 1 communication, communication equipment 2 is equipped with grafting complex communication port 21.

As shown in fig. 6, when the circuit breaker 1 is single, the conversion plug 3 is not installed on the circuit board pins 12 of the circuit breaker 1, the circuit board pins 12 of the circuit breaker 1 are directly connected to one end of the connection terminal 4, and the other end of the connection terminal 4 is connected to the communication port 21 of the communication device 2.

As shown in fig. 3, a structure of the conversion plug 3 according to the embodiment of the present application is schematically illustrated. The conversion plug 3 comprises a plug shell 31 and at least one pin 32 arranged in the plug shell 31, wherein one end of the pin 32 is provided with a first input end, and the other end of the pin 32 is provided with a first output end and a second output end. The contact pin 32 of the embodiment of the present application is detachably mounted and matched with the plug housing 31, so that the contact pin 32 can be conveniently replaced and maintained.

Specifically, as shown in fig. 3, one end of the pin 32 extends to form a first pin head 321 and a second pin head 322, the first pin head 321 and the second pin head 322 are used as a first input end to be connected to the circuit board pin 12, the other end of the pin 32 is provided with a fourth pin head 324 and a fifth pin head 325, and the fourth pin head 324 and the fifth pin head 325 form a first output end and a second output end, respectively. It can be seen that the pin 32 of the embodiment of the present application is simple and compact. The pin 32 is provided with a third pin head 323 which is positioned and mounted with the plug housing 31 facing the mounting direction of the plug housing 31, and the plug housing 31 is provided with a positioning structure (not shown) which is positioned and mounted with the third pin head 323. The positioning structure positioned and installed with the third needle head 323 can be a positioning hole or a positioning groove, and can be adjusted according to actual conditions. When the contact pin 32 is inserted into the plug housing 31 for installation, the third contact pin head 323 of the contact pin 32 is installed and matched with the positioning structure of the plug housing 31, so that the stability of the contact pin 32 is improved.

It should be noted that the distance between the first pin head 321 and the second pin head 322 is smaller than the distance between the fourth pin head 324 and the fifth pin head 325, wherein the width of the distance between the first pin head 321 and the second pin head 322 is smaller than or equal to the width of the circuit board pin 12; the width of the fitting mating portion of the plug housing 31 with the first and

second spike heads

321 and 322 is smaller than the width of the fitting mating portion with the fourth and

fifth spike heads

324 and 325. The distance between the first pin head 321 and the second pin head 322 is smaller than the distance between the fourth pin head 324 and the fifth pin head 325, and the distance between the fourth pin head 324 and the fifth pin head 325 adopts a larger distance to form two output ends, so that the connection with the two wiring terminals 4 is facilitated. The width of the interval between the first pin head 321 and the second pin head 322 is less than or equal to the width of the circuit board pin 12, the gap formed between the first pin head 321 and the second pin head 322 is in plug connection with the circuit board pin 12, preferably, the width of the interval between the first pin head 321 and the second pin head 322 is less than the width of the circuit board pin 12, the stability of connection between the input end of the pin 32 and the circuit board pin 12 is ensured, and the performance of the circuit breaker is improved.

As shown in fig. 3, the plug housing 31 has a hollow structure, and the plug housing 31 is convex as a whole. The cavity of the plug housing 31 is provided with a cavity dividing plate 313 at intervals, and the cavity is divided into a plurality of mounting cavities 314 for mounting the pins 32 by the cavity dividing plate 313. The width of the fitting and matching part of the plug housing 31 and the first pin head 321 and the second pin head 322 is smaller than the width of the fitting and matching part of the fourth pin head 324 and the fifth pin head 325, i.e. the width of the plug housing 31 facing the housing on the side where the plug 12 is fitted to the circuit board is smaller than the width of the housing on the other side.

Preferably, the plug housing 31 of the conversion plug 3 is matched with the breaker in a clamping way, and the conversion plug 3 is installed on the partition board 11 of the breaker in a clamping way. As shown in fig. 4, a schematic structural diagram of a partition 11 of a circuit breaker according to an embodiment of the present application. As shown in fig. 4, a window 112 is formed on one side of the partition 11, through which the circuit board pins 12 extend, one end of the circuit board pins 12 is electrically connected to the circuit board of the circuit breaker, and a card slot 110 is formed above the window 112. The simple structure of this application embodiment's baffle 11 is compact.

Further, as shown in fig. 3 and 4, in order to improve the stability of the installation of the conversion plug 3, a first hook 311 connected to the circuit breaker 1 is provided on the plug housing 31, and a partition boss 111 snap-fitted to the first hook 311 is provided on the partition 11 of the circuit breaker 1. During installation, the first hook 311 on the plug housing 31 extends into the window 112 to be in snap fit with the partition boss 111, so that the plug housing 31 and the circuit breaker 1 are stably connected, and the installation stability of the conversion plug 3 is improved.

Specifically, as shown in fig. 3, the first hook 311 is disposed on the top of the plug housing 31, the first hook 311 includes a connection portion 311a connected to the top of the plug housing 31 and a hook portion 311b connected to the top of the connection portion 311a, and an end of the hook portion 311b protrudes downward to form a catch protrusion 3111 b. In an embodiment, after the first hooks 311 on the plug housing 31 are inserted into the windows 112, the latching protrusions 3111b of the first hooks 311 are in latching fit with the partition bosses 111, so as to improve the mounting stability of the conversion plug 3.

In this embodiment, one end of the connection terminal 4 can be connected to the first output terminal or the second output terminal of the circuit board pin 12 of one of the circuit breakers 1 or the conversion plug 3 mounted on one of the circuit breakers 1, and the other end of the connection terminal 4 is connected to the first output terminal of the conversion plug 3 mounted on the other circuit breaker 1 or to the communication port 21 of the communication device 2.

As shown in fig. 5, a first plug 411 and a second plug 412 are respectively disposed at two ends of a connection terminal 4 of the connection terminal according to the embodiment of the present application, and the first plug 411 and the second plug 412 are connected by a wire. The wires between the first plug 411 and the second plug 412 are 5, and are from top to bottom: two communication lines, a +12V power line, a-12V power line and a ground line. The number and the type of the conducting wires are not limited in the embodiment of the application, and can be adjusted according to actual conditions.

As shown in fig. 3 and 5, in order to improve the connection stability between the conversion plug 3 and the connection terminal 4, the conversion plug 3 includes a plug housing 31, a hook boss 315 snap-fitted with the first plug 411 is disposed on one side of the first hook 311 on the top of the plug housing 31, which is close to the connection terminal 4, and a second hook 415 snap-fitted with the hook boss 315 is disposed on the top of the first plug 411. The second hook 415 can be designed to have a shape corresponding to the first hook 311. Correspondingly, the top of the second plug 412 is also provided with a corresponding second hook 415.

Specifically, as shown in fig. 3, the hook boss 315 includes two boss structures arranged at an interval, a sliding groove in sliding fit with the second hook 415 when the hook boss 315 is installed is formed between the two boss structures, and a sliding inclined surface in sliding fit with the second hook 415 is arranged on one side of the hook boss 315 facing the second hook 415. When the connection terminal 4 is connected and matched with the conversion plug 3, the second hook 415 is in sliding fit along the sliding groove and the sliding inclined planes at two sides of the sliding groove until the second hook 415 is fastened with the rear wall of the hook boss 315, and the connection terminal 4 is stably connected with the conversion plug.

The circuit breaker connection structure of the present application will be described below with reference to fig. 1 to 6, and fig. 7 as an example.

As shown in fig. 7, two circuit breakers 1 are provided, one communication device 2 is provided, the two circuit breakers 1 and the communication device 2 are connected through a connection terminal 4, so that the communication device 2 can communicate with chips of circuit boards of the two circuit breakers 1 to perform data transmission, and the communication device 2 monitors a plurality of circuit breaker parameters and uploads the parameters to a cloud platform. The changeover plug 3 is installed to circuit board contact pin 12 of two circuit breakers 1, wherein, the first output that is located the changeover plug 3 of middle circuit breaker 1 is connected with the circuit breaker of preceding one-level through binding post 4, and the second output that is located the changeover plug 3 of middle circuit breaker 1 is connected with communication equipment 2 through binding post 4.

During installation, after the first hook 311 on the plug housing 31 is inserted into the window 112, the buckle protrusion 3111b of the first hook 311 is in buckle fit with the partition boss 111, so that the stability of installation of the conversion plug 3 is improved, and the conversion plug 3 is installed on the two circuit breakers 1 respectively. Then, one end of the wiring terminal 4 is connected with the second output end of the changeover plug 3 of the first circuit breaker, and the other end of the wiring terminal 4 is connected with the first output end of the changeover plug 3 of the second circuit breaker; the second output of the changeover plug 3 of the second circuit breaker is connected via a further connection terminal 4 to a communication port 21 of the communication device 2.

Taking the connection between the connection terminal 4 and the conversion plug 3 as an example for illustration, when the connection terminal 4 is connected and matched with the conversion plug 3, the second hook 415 is slidably matched along the sliding groove and the sliding inclined planes at the two sides of the sliding groove until the second hook 415 and the rear wall of the hook boss 315 complete the fastening, and the connection terminal 4 and the conversion plug are stably connected.

According to the circuit breaker switching device, the switching plug is additionally arranged to be connected with the circuit board contact pins in a circuit board contact pin mode, two output ends of the switching plug can be connected with previous-stage equipment and next-stage equipment through the wiring terminals respectively, when multiple groups of circuit breakers need to be connected, the circuit breakers and the communication equipment can be directly plugged, wiring efficiency is improved, multiple connecting wires in a cabinet for installing the circuit breakers are reduced, and the space of the cabinet is saved.

The foregoing is a more detailed description of the utility model in connection with specific preferred embodiments and it is not intended that the utility model be limited to these specific details. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.

Claims

1. A circuit breaker connection structure comprising at least one circuit breaker (1) and a circuit breaker module, characterized in that: still include change over plug (3) and binding post (4), change over plug (3) include first input and two at least outputs, and two outputs are first output and second output, first input and circuit board contact pin (12) plug-in connection of circuit breaker, first output can be connected with circuit breaker (1) of preceding one-level, the second output can be connected with the circuit breaker of back one-level through binding post (4) or with circuit breaker module connects.

2. The circuit breaker connection structure according to claim 1, wherein: one end of the wiring terminal (4) can be connected with a circuit board contact pin (12) of one of the circuit breakers (1) or the first output end or the second output end of the conversion plug (3) installed on one of the circuit breakers (1), and the other end of the wiring terminal (4) is connected with the first output end of the conversion plug (3) installed on the other circuit breaker (1) or is connected with the circuit breaker module.

3. The circuit breaker connection structure according to claim 1, wherein: the circuit breaker module is communication equipment (2), communication equipment (2) and circuit breaker (1) communication, communication equipment (2) are equipped with grafting complex communication port (21).

4. The circuit breaker connection structure according to claim 1, wherein: the circuit breaker (1) is a plurality of small circuit breakers; a plurality of miniature circuit breakers and circuit breaker module set up side by side, and circuit breaker module's shape matches with miniature circuit breaker's shape, and install circuit board contact pin (12) of at least one circuit breaker (1) changeover plug (3).

5. The circuit breaker connecting structure according to any one of claims 1 to 4, wherein: the conversion plug (3) comprises a plug shell (31) and at least one contact pin (32) arranged in the plug shell (31), wherein one end of the contact pin (32) is provided with the first input end, and the other end of the contact pin (32) is provided with the first output end and the second output end.

6. The circuit breaker connection structure according to claim 5, wherein: the one end of contact pin (32) extends and is equipped with first contact pin head (321) and second contact pin head (322), first contact pin head (321) and second contact pin head (322) are regarded as first input, the other end of contact pin (32) is equipped with fourth contact pin head (324) and fifth contact pin head (325), and fourth contact pin head (324) and fifth contact pin head (325) form respectively first output with the second output.

7. The circuit breaker connection structure according to claim 6, wherein: the distance between the first needle head (321) and the second needle head (322) is smaller than the distance between the fourth needle head (324) and the fifth needle head (325); the width of the distance between the first pin head (321) and the second pin head (322) is less than or equal to the width of the circuit board pin (12); the width of the plug shell (31) and the first plug needle head (321) and the second plug needle head (322) is smaller than the width of the fourth plug needle head (324) and the fifth plug needle head (325).

8. The circuit breaker connection structure according to claim 5, wherein: the plug pin (32) is provided with a third plug pin head (323) which is positioned and installed with the plug shell (31) towards the installation direction of the plug shell (31), and the plug shell (31) is provided with a positioning structure which is positioned and installed with the third plug pin head (323).

9. The circuit breaker connection structure according to claim 6, wherein: the plug shell (31) is of a hollow structure, dividing plates (313) for dividing the cavity are arranged in the cavity of the plug shell (31) at intervals, and the dividing plates (313) divide the cavity into a plurality of mounting cavities (314) for mounting the contact pins (32).

10. The circuit breaker connecting structure according to claim 5, wherein: and a plug shell (31) of the conversion plug (3) is matched with the breaker in a clamping manner.

11. The circuit breaker connection structure according to claim 10, wherein: a first clamping hook (311) connected with the circuit breaker (1) is arranged on the plug shell (31), and a partition plate boss (111) in clamping fit with the first clamping hook (311) is arranged on a partition plate (11) of the circuit breaker (1); the first clamping hook (311) is arranged at the top of the plug shell (31), the first clamping hook (311) comprises a connecting part (311a) connected with the top of the plug shell (31) and a hook-shaped part (311b) connected above the connecting part (311a), and the end part of the hook-shaped part (311b) protrudes downwards to be provided with a clamping protrusion (3111 b); the partition board is characterized in that a clamping groove (110) into which a first clamping hook (311) is inserted is formed in the partition board (11), and the partition board boss (111) is arranged at the bottom of the clamping groove (110) in a protruding mode.

12. The circuit breaker connection structure according to claim 1, wherein: the two ends of the wiring terminal (4) are respectively provided with a first plug (411) and a second plug (412), and the first plug (411) is connected with the second plug (412) through a conducting wire.

13. The circuit breaker connection structure according to claim 12, wherein: the conversion plug (3) comprises a plug shell (31), one side, close to the wiring terminal (4), of a first clamping hook (311) at the top of the plug shell (31) is provided with a clamping hook boss (315) in clamping fit with the first plug (411), and the top of the first plug (411) is provided with a second clamping hook (415) in clamping fit with the clamping hook boss (315).

14. The circuit breaker connection structure according to claim 13, wherein: the trip boss (315) comprises two boss structures arranged at intervals, and a sliding groove in sliding fit with the second trip (415) is formed between the two boss structures.