CN214012868U

CN214012868U - Circuit breaker

Info

Publication number: CN214012868U
Application number: CN202022998141.0U
Authority: CN
Inventors: 魏首勋; 刘魁; 唐宏利; 蒋冬日
Original assignee: Shenzhen Mantunsci Technology Co ltd
Current assignee: Shenzhen Mantunsci Technology Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-20
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a circuit breaker, wherein, the circuit breaker includes; drive assembly, drive assembly locate the casing, and drive assembly and divide-shut brake mechanism drive are connected for control divide-shut brake mechanism carries out closing a floodgate or separating brake action: the control panel, the control panel is located in the casing to be connected with the drive assembly electricity: and the pressing switch assembly is electrically connected with the control panel, one side of the shell is provided with a mounting hole, the pressing switch assembly is arranged in the mounting hole, and when the pressing switch assembly is pressed and triggered, the pressing switch assembly outputs a trigger signal to the control panel so as to control the driving assembly to drive the switching-on/off mechanism to perform switching-on or switching-off actions. The utility model discloses technical scheme has effectively improved the operation convenience of circuit breaker.

Description

Circuit breaker

Technical Field

The utility model relates to an electrical apparatus protection technical field, in particular to circuit breaker.

Background

At present, the traditional low-voltage circuit breaker mainly depends on manual pulling of a handle when switching-on/switching-off operation is carried out, but the mechanization degree of the mode is low. In order to solve the problem of low mechanization degree of a manual pulling handle, an electric transmission mechanism with an auxiliary effect is provided, the electric transmission mechanism is loaded on a low-voltage circuit breaker and is matched with a manual operation push rod to realize switching-on/switching-off operation, and in actual application, the manual operation push rod still has the problem of inconvenient operation.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a circuit breaker aims at solving the inconvenient technical problem of current circuit breaker operation.

In order to achieve the above object, the present invention provides a circuit breaker, which includes a housing, and a first terminal, a second terminal and a switching mechanism respectively disposed on the housing, wherein the switching mechanism is electrically connected to the first terminal and the second terminal, the switching mechanism is used for performing a switching-on or switching-off operation to control the connection or disconnection of a power supply between the first terminal and the second terminal, and the circuit breaker further includes;

the driving assembly is arranged in the shell and is in driving connection with the switching-on and switching-off mechanism and used for controlling the switching-on and switching-off mechanism to execute switching-on or switching-off actions:

the control panel, the control panel is located in the casing, and with the drive assembly electricity is connected: and

the pressing switch assembly is electrically connected with the control panel, a mounting hole is formed in one side of the shell, the pressing switch assembly is arranged in the mounting hole, and when the pressing switch assembly is pressed and triggered, the pressing switch assembly outputs a trigger signal to the control panel to control the driving assembly to drive the switching-on and switching-off mechanism to execute switching-on or switching-off actions.

Optionally, the press switch assembly includes a switch key and an operation button, the operation button is installed in the installation hole, the switch key is arranged corresponding to the position of the operation button, and when the operation button is pressed, the switch key is triggered to output a trigger signal.

Optionally, the push switch assembly further includes a switch circuit board, the switch button is disposed on the switch circuit board and electrically connected to the switch circuit board, and the switch circuit board is electrically connected to the control board.

Optionally, the operation button includes a pressing plate, a surface of the pressing plate opposite to the switch key is provided with an abutting protrusion in a protruding manner, and the abutting protrusion corresponds to the switch key in position.

Optionally, the two ends of the pressing plate extend to form limiting plates, and the limiting plates are located in the shell and abut against the inner wall of the shell on the inner hole opening periphery side of the mounting hole.

Optionally, the push switch assembly further includes an indicator light electrically connected to the switch circuit board for displaying an operating state of the circuit breaker.

Optionally, the indicator light is arranged close to the operation button, and the operation button is made of a transparent material.

Optionally, the indicator light is disposed on the switch circuit board, and is disposed on a surface of the switch circuit board facing the operation button.

Optionally, the circuit breaker further comprises a shifting lever assembly in transmission connection with the switching-closing mechanism, one side of the shell is provided with an installation groove, and the shifting lever assembly is arranged in the installation groove in a switchable manner between a first shifting position and a second shifting position;

in a first shifting position, the shifting lever assembly drives the switching-on and switching-off mechanism to perform switching-on action;

and at the second toggle position, the toggle rod component drives the opening and closing mechanism to execute the opening action.

Optionally, the shift lever assembly and the push switch assembly are disposed on the same side of the housing.

The utility model discloses the mounting hole has been seted up to the technical scheme casing, the mounting hole is located to the push switch subassembly, and appear outside the casing, so that the user is through combined floodgate or the separating brake of this push switch subassembly control circuit breaker, specifically do, drive assembly is connected with the divide-shut brake mechanism of circuit breaker, carry out combined floodgate or separating brake action with drive divide-shut brake mechanism, in addition, the circuit breaker still includes the control panel of being connected with the drive assembly electricity, this control panel is used for controlling drive assembly and carries out the drive action, through being connected push switch subassembly and control panel electricity, thereby user's accessible push switch subassembly control divide-shut brake mechanism carries out combined floodgate or separating brake action, compare in the divide-shut brake that current circuit breaker realized the circuit breaker through the manually operation push rod, the push switch subassembly has effectively improved the operation convenience of circuit breaker.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the circuit breaker of the present invention;

FIG. 2 is a schematic view of an angular structure of the embodiment of FIG. 1;

FIG. 3 is a schematic view of an angled internal structure of the embodiment of FIG. 1;

FIG. 4 is a schematic view of another angle internal structure of the embodiment of FIG. 1.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Shell body	20	Push switch assembly
11	First terminal	21	Operating button
				12	Second terminal	22	Pressing plate
13	Switching-on and switching-off mechanism	23	Abutting projection
				14	Mounting hole	24	Limiting plate
15	Mounting groove	25	Switch push-button
				30	Drive assembly	26	Switch circuit board
40	Control panel	27	Indicator light
				50	Deflector rod assembly	60	Transmission gear set

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a circuit breaker, this circuit breaker include casing 10 and locate casing 10's first wiring end 11, second wiring end 12 and divide-shut brake mechanism 13 respectively, divide-shut brake mechanism 13 electricity be connected with first wiring end 11 and second wiring end 12 between, divide-shut brake mechanism 13 is used for carrying out combined floodgate or separating brake action to control power intercommunication or disconnection between first wiring end 11 and the second wiring end 12.

In an embodiment of the present invention, as shown in fig. 1 to 4, the circuit breaker includes;

the driving assembly 30 is arranged in the shell 10, the driving assembly 30 is in driving connection with the switching-on/off mechanism 13 and is used for controlling the switching-on/off mechanism 13 to execute switching-on or switching-off actions:

a control board 40, wherein the control board 40 is disposed in the housing 10 and electrically connected to the driving assembly 30: and

the pressing switch assembly 20 is electrically connected with the control board 40, a mounting hole 14 is formed in one side of the housing 10, the pressing switch assembly 20 is disposed in the mounting hole 14, and when the pressing switch assembly 20 is pressed and triggered, the pressing switch assembly 20 outputs a trigger signal to the control board 40 to control the driving assembly 30 to drive the switching mechanism 13 to perform a switching-on or switching-off action.

In this embodiment, the housing 10 is a protective casing of the circuit breaker, configured to protect other components of the circuit breaker and provide an installation space for the other components of the circuit breaker, the first terminal 11 and the second terminal 12 are ports of the circuit breaker connected to an external circuit, and the switching mechanism 13 is configured to perform a switching-on or switching-off operation to control connection or disconnection of a power supply between the first terminal 11 and the second terminal 12, where a connection line of the first terminal 11, the switching mechanism 13, and the second terminal 12 is a main circuit, and of course, when a new circuit, a component, or an element is connected in series on the connection line of the first terminal 11, the switching mechanism 13, and the second terminal 12, the main circuit is also a part of the main circuit.

The driving assembly 30 is used for driving the switching-on and switching-off mechanism 13 to perform switching-on or switching-off actions, the driving assembly 30 comprises a transmission gear set 60 and a driving piece, the driving piece can be a motor or an air cylinder, and is not limited herein specifically, the driving piece is in driving connection with the transmission gear set 60 to drive the transmission gear set 60 to rotate, and then the transmission gear set 60 drives the switching-on and switching-off mechanism 13 to perform switching-on or switching-off actions.

The control board 40 is disposed in the housing 10 and electrically connected to the driving assembly 30 for controlling the driving assembly 30 to perform a driving operation.

The push switch assembly 20 is one of the control components of the circuit breaker exposed outside the housing 10, and is electrically connected to the control board 40, so as to control the driving assembly 30 to perform a driving action through the control board 40, specifically, the mounting hole 14 is formed in one side of the housing 10, the push switch assembly 20 is disposed in the mounting hole 14, and is exposed outside the housing 10 so as to be pressed by a user, when the push switch assembly 20 is pressed and triggered, the push switch assembly 20 outputs a trigger signal to the control board 40, and the control board 40 controls the driving assembly 30 to drive the switching-on/off mechanism 13 to perform a switching-on or switching-off action, so as to implement a switching-on/off action of the circuit breaker.

The utility model discloses technical scheme casing 10 has seted up mounting hole 14, mounting hole 14 has been located to push switch subassembly 20, and show out outside casing 10, so that the user is through closing a floodgate or separating brake of this push switch subassembly 20 control circuit breaker, specifically do, drive assembly 30 is connected with the divide-shut brake mechanism 13 of circuit breaker, carry out closing a floodgate or separating brake action with drive divide-shut brake mechanism 13, in addition, the circuit breaker still includes the control panel 40 of being connected with drive assembly 30 electricity, this control panel 40 is used for controlling drive assembly 30 and carries out the drive action, be connected with control panel 40 electricity through push switch subassembly 20, thereby user's accessible push switch subassembly 20 control divide-shut brake mechanism 13 carries out closing a floodgate or separating brake action, compare in the divide-shut brake that current circuit breaker realized the circuit breaker through the manually operation push rod, push switch subassembly 20 has effectively improved the operation convenience of circuit breaker.

Further, as shown in fig. 1 to 4, the push switch assembly 20 includes a switch button 25 and an operation button 21, the operation button 21 is mounted in the mounting hole 14, the switch button 25 is disposed corresponding to a position of the operation button 21, and when the operation button 21 is pushed, the switch button 25 is triggered to output a trigger signal. In the embodiment, the operation button 21 is a pressing member of the pressing switch assembly 20, which is installed in the installation hole 14 and exposed to the outer opening of the installation hole 14 for being pressed by a user, the switch 25 is an electrical component of the switch assembly for generating a trigger signal to the control board 40 when the operation button 21 is pressed, the switch 25 is disposed on one side of the pressing direction of the operation button 21 and within the pressing range of the operation button 21, so that when the operation button 21 is pressed, the switch 25 is triggered to generate a trigger signal to the control board 40 to control the driving assembly 30 to drive the switching mechanism 13 to perform a switching operation or a switching operation.

Further, the push switch assembly 20 further includes a switch circuit board 26, the switch button 25 is disposed on the switch circuit board 26 and electrically connected to the switch circuit board 26, and the switch circuit board 26 is electrically connected to the control board 40. In this embodiment, the switch circuit board 26 is configured to generate a trigger signal and provide a mounting position for the switch key 25, specifically, one side of the switch circuit board 26 abuts against the housing 10, and the other side faces the operation button 21, the switch key 25 is disposed on a surface of the switch circuit board 26 facing the operation button 21 and is disposed at a position of the switch circuit board 26 opposite to the operation button 21, so that when the operation button 21 is pressed, the switch key 25 is triggered and the switch circuit board 26 generates the trigger signal, wherein the switch circuit board 26 is electrically connected to the control board 40, and the switch circuit board 26 transmits the trigger signal to the control board 40 to control the driving component 30 to drive the switching mechanism 13 to perform a switching-on or switching-off operation.

Further, the operation button 21 includes a pressing plate 22, an abutting protrusion 23 is convexly provided on a surface of the pressing plate 22 opposite to the switch key 25, and the abutting protrusion 23 corresponds to a position of the switch key 25. In the present embodiment, the pressing plate 22 is a pressing portion of the operation button 21, and a contact protrusion 23 is disposed on a surface of the pressing plate opposite to the switch key 25, and the contact protrusion contacts with the switch key 25, so that the accuracy of pressing the switch key 25 by the operation button 21 can be effectively improved.

Further, limiting plates 24 extend from both ends of the pressing plate 22, and the limiting plates 24 are located in the housing 10 and abut against the inner wall of the housing 10 on the inner orifice peripheral side of the mounting hole 14. In the present embodiment, the limiting plate 24 is used to limit the operation button 21 in the housing 10 to prevent the operation button 21 from being separated from the housing 10, which affects the use of the circuit breaker, and thus effectively improves the installation stability of the push switch assembly 20.

Further, as shown in fig. 1 to 4, the push switch assembly 20 further includes an indicator lamp 27, and the indicator lamp 27 is electrically connected to the switch circuit board 26 for displaying an operation state of the circuit breaker. In this embodiment, the user can visually see the real-time operating status of the circuit breaker by setting the indicator light 27, and further can prevent the user from misoperation, wherein the indicator light 27 can be disposed on the housing 10 or on the switch circuit board 26, and it is not limited herein specifically, and it should be explained that when the indicator light 27 is disposed on the housing 10, a light hole can be opened for the housing 10, and an area of the housing 10 corresponding to the indicator light 27 can also be made of a transparent material.

Further, the indicator light 27 is disposed near the operation button 21, and the operation button 21 is made of a transparent material. In this embodiment, the indicator 27 is disposed near the operating button 21, and specifically, may be disposed on the switch circuit board 26 near the operating button 21, and may also be disposed on the casing 10 near the operating button 21, which is not limited herein, and meanwhile, the operating button 21 is made of a transparent material, so that the user can observe the state of the indicator 27 through the operating button 21, and further know the operating state of the circuit breaker, thereby effectively improving the safety of the user in using the circuit breaker.

Further, the indicator lamp 27 is disposed on the switch circuit board 26, and is disposed on a surface of the switch circuit board 26 facing the operation button 21. In this embodiment, the indicator 27 is disposed on the switch circuit board 26, so that the internal installation space of the circuit breaker is more compact, and the volume of the occupied space of the circuit breaker can be further reduced, wherein the indicator 27 is disposed on one surface of the switch circuit board 26 facing the operation button 21 and disposed close to the switch button 25, and a user observes the indicator 27, and can observe through opening a light hole at a position of the housing 10 corresponding to the indicator 27, or through disposing a transparent portion at a position of the housing 10 corresponding to the indicator 27, which is not particularly limited herein.

Further, as shown in fig. 1 to 4, the circuit breaker further includes a shift lever assembly 50 in transmission connection with the switching-closing mechanism 13, one side of the housing 10 is provided with an installation groove 15, and the shift lever assembly 50 is switchably arranged in the installation groove 15 between a first shift position and a second shift position; in the first toggle position, the toggle lever assembly 50 drives the switching-on/off mechanism 13 to perform a switching-on action; in the second toggle position, the toggle lever assembly 50 drives the switching mechanism 13 to perform a switching-off operation. In this embodiment, driving lever subassembly 50 is used for the manual switching-on or the separating brake action that realizes the circuit breaker of user, specifically do, mounting groove 15 has been seted up to one side of casing 10, driving lever subassembly 50 locates in mounting groove 15, and be connected with the transmission of closing and opening brake mechanism 13, driving lever subassembly 50 can make a round trip to fluctuate in the notch within range of mounting groove 15, wherein, driving lever subassembly 50 has first toggle position and second toggle position stirring the process, be circuit breaker closed state at first toggle position, be circuit breaker open state at second toggle position, when second toggle position stirs towards first toggle position, driving lever subassembly 50 drives closing and opening brake mechanism 13 and carries out the closing brake action, when first toggle position stirs towards second toggle position, driving lever subassembly 50 drives closing and opening brake mechanism 13 and carries out the separating brake action.

Further, the lever assembly 50 and the push switch assembly 20 are disposed on the same side of the housing 10. In this embodiment, the lever assembly 50 and the push switch assembly 20 are disposed on the same side of the housing 10, so that the convenience of the user for operating the circuit breaker to open and close the switch can be effectively improved.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. A circuit breaker comprises a shell, a first wiring terminal, a second wiring terminal and a switching-on and switching-off mechanism, wherein the first wiring terminal, the second wiring terminal and the switching-on and switching-off mechanism are respectively arranged on the shell;

2. The circuit breaker of claim 1, wherein the push switch assembly comprises a switch button and an operation button, the operation button is mounted in the mounting hole, the switch button is disposed corresponding to a position of the operation button, and when the operation button is pushed, the switch button is triggered to output a trigger signal.

3. The circuit breaker of claim 2, wherein the push switch assembly further comprises a switch circuit board, wherein the switch button is disposed on and electrically connected to the switch circuit board, and wherein the switch circuit board is electrically connected to the control board.

4. The circuit breaker according to claim 2, wherein the operation button includes a pressing plate, and an abutting protrusion is convexly provided on a surface of the pressing plate opposite to the switch key, and corresponds to a position of the switch key.

5. The circuit breaker according to claim 4, wherein a stopper plate is extended from both ends of the pressing plate, and the stopper plate is located in the case and abuts against an inner wall of the case on a side of an inner opening of the mounting hole.

6. The circuit breaker of claim 3, wherein the push switch assembly further comprises an indicator light electrically connected to the switch circuit board for displaying an operational status of the circuit breaker.

7. The circuit breaker of claim 6, wherein the indicator light is disposed proximate to the operating button, and the operating button is made of a transparent material.

8. The circuit breaker of claim 6, wherein the indicator light is disposed on the switch circuit board on a side of the switch circuit board facing the operation button.

9. The circuit breaker of claim 1, further comprising a lever assembly in driving connection with the switching mechanism, wherein a mounting slot is formed in one side of the housing, and the lever assembly is switchably disposed in the mounting slot between a first toggle position and a second toggle position;

10. The circuit breaker of claim 9, wherein the toggle assembly and the push switch assembly are disposed on a same side of the housing.