CN212461569U

CN212461569U - Intelligent residual current circuit breaker device

Info

Publication number: CN212461569U
Application number: CN202021446124.XU
Authority: CN
Inventors: 周生才; 董爱丽; 张腾; 刘志龙
Original assignee: Beijing Bevone Electric Co ltd
Current assignee: Beijing Bevone Electric Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-02-02
Anticipated expiration: 2030-07-21

Abstract

An intelligent residual current circuit breaker device comprises a power supply module, a control module, an experiment button, a control button, a circuit breaker body module and a residual current module; the power supply module provides a working power supply for the residual current circuit breaker, the residual current module is used for collecting the residual current information of the circuit, and the experiment button triggers the control module to realize a residual current test function on the circuit; the control button triggers the control module to give an instruction, and controls the breaker body module to perform the switching-on and switching-off functions. The utility model discloses a leakage module detects the electric leakage condition of circuit to judge the electric leakage information that detects through control module, control circuit breaker body module and carry out the separating brake, when the electric leakage executor has the trouble, carry out the separating brake through driving motor, realize secondary protect function; the utility model discloses when electric leakage original paper trouble, still can effectual cutting off circuit, the personal safety of protection has improved the security of power consumption.

Description

Intelligent residual current circuit breaker device

Technical Field

The utility model relates to a power equipment field especially relates to an intelligence electric leakage circuit breaker device.

Background

With the law of low-voltage circuit breakers, the daily work and life amount is more and more, in order to ensure the safety of power utilization. The circuit breaker is widely applied to the intelligent power grid, wherein the leakage circuit breaker can be used for not only carrying out current protection on load equipment in an electric loop, but also being used for personal electric shock and equipment leakage protection; the common electric leakage circuit breaker device comprises an electric leakage detection component zero sequence transformer, a circuit board element and an electric leakage execution device; when the circuit has the leakage condition, the leakage signal is detected, the leakage magnitude and the leakage time are judged to determine whether the leakage signal is output, and after the tripping command is output, the leakage actuator executes the action command to enable the circuit breaker to cut off the circuit, so that the safety of a user is protected.

Among the prior art, electric leakage circuit breaker can protect circuit and user's safety at the electric leakage in-process, but if the electric leakage original paper had the circumstances of trouble, can not realize the action of opening circuit, thereby if the circumstances of electric leakage appears in the circuit under this circumstances, the circuit breaker just can not cut off circuit protection circuit safety, at this moment, causes the circumstances that personnel electrocute easily, causes the incident.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligence electric leakage circuit breaker device to solve the aforementioned problem that exists among the prior art.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

an intelligent residual current circuit breaker device comprises a power supply module, an experiment button, a control module, a circuit breaker body module and a residual current module; the control module comprises a circuit board assembly, a leakage actuator, a driving motor, a gear assembly, a handle gear, a trip rod and a voltage collector;

the power supply module is connected with the control module and the electric leakage module respectively and provides a working power supply for the intelligent electric leakage circuit breaker device;

the experiment button and the control button are in contact with the circuit board assembly, and the circuit board assembly is respectively connected with the electric leakage actuator and the driving motor; the circuit board assembly is connected with the electric leakage module; the tripping rod is connected with the leakage actuator and the breaker body module; the driving motor drives the gear assembly to rotate, and the gear assembly is matched with the trip rod to drive the novel switching-on and switching-off actions of the breaker body module; the circuit breaker body module drives the handle gear to move through the driving shaft.

Preferably, the structure of the experiment button and the control button further comprises: the elastic component, the micro switch and the small button plate; the experiment button and the control button are in one-to-one contact with the elastic component, the elastic component is in contact with the micro switch, and the micro switch is fixedly arranged on the button small plate; the microswitch is connected with the circuit board assembly.

Preferably, the handle gear is also internally provided with a magnet and a driving wheel; the circuit board assembly Hall element is used for detecting the position of the magnet so as to judge the position of the handle gear; the driving wheel is arranged in the middle of the handle gear, and when the driving motor works, the driving shaft drives the handle gear to rotate; when the handle gear is manually controlled to rotate, the driving wheel drives the breaker body module to perform switching-on or switching-off actions.

Preferably, the gear assembly further comprises a driving gear and a tripping shifting block; the tripping rod further comprises a tripping linkage shaft; the driving motor is connected with the gear assembly, the gear assembly is meshed with the driving gear, the tripping shifting block is coaxially connected with the driving gear, the driving gear drives the tripping shifting block to rotate to push the tripping rod to move, and the tripping linkage shaft drives the breaker body module to perform switching-on or switching-off actions under the action of the tripping rod.

The utility model has the advantages that: the utility model discloses an intelligent electric leakage circuit breaker device, which detects the electric leakage condition of a circuit through an electric leakage module, judges the detected electric leakage information through a control module, controls a circuit breaker body module to open a brake and execute an electric leakage protection function, and can realize a secondary protection function through a driving motor when an electric leakage actuator has a fault; the utility model can effectively cut off the circuit when the leakage element is in fault, thereby protecting the personal safety and improving the safety of power consumption; the utility model discloses use safe and reliable, the practicality is high, and the function is comprehensive.

Drawings

Fig. 1 is a schematic diagram of the structure of an intelligent residual current circuit breaker device;

fig. 2 is an exploded view of the structure of the leakage module;

FIG. 3 is a schematic diagram of a control module architecture;

FIG. 4 is a schematic view of a button configuration;

FIG. 5 is a schematic view of a gear configuration;

fig. 6 is a schematic structural diagram of the circuit breaker body.

In the figure: 1-power module, 2-control module, 3-experiment button, 4-control button, 5-circuit breaker body module, 6-communication module, 7-electric leakage module, 71-electric leakage base, 72-support, 73-wire outlet row, 74-wiring frame, 75-support, 76-zero sequence current transformer, 77-wire inlet row, 78-buckle cover, 21-base, 22-circuit board assembly, 23-driving motor, 24-gear assembly, 25-handle gear, 26-trip rod, 27-electric leakage actuator, 28-voltage collector, 31-button platelet, 32-microswitch, 33-elastic component, 51-circuit breaker body, 52-handle, 53-circuit breaker body shell, 241-driving gear, 242-trip shifting block, 251-magnet, 252-driving shaft, 261-trip linkage shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.

An intelligent residual current circuit breaker device is shown in figure 1 and comprises a power supply module 1, a control module 2, an experiment button 3, a control button 4, a circuit breaker body module 5, a communication module 6 and a residual current module 7; the power supply module 1 is connected with a power supply; the power module 1 is respectively connected with the control module 2, the communication module 6 and the electric leakage module 7; the output end of the electric leakage module 7 is connected with the input end of the control module 2; the experiment button 3 and the control button 4 are respectively connected to the control module 2; the output end of the control module 2 is connected with the breaker body module 5; the input end of the communication module 6 is connected with the output end of the control module 2; the communication module 6 is connected with the display equipment through a connecting cable; the power supply module 1 provides a working power supply for the intelligent residual current circuit breaker device; the leakage module 7 collects the leakage condition of the product, transmits the leakage condition to the control module 2 for analysis, and controls the breaker body module 5 to open the brake when the collected leakage information meets the leakage requirement, so as to realize the leakage protection function; the control module 2 transmits the analysis result of the electric leakage information to the display device through the communication module 6 for displaying; the experiment button 3 triggers the control module 2 to detect the electric leakage condition of the product, and the control button 4 triggers the control module 2 to control the closing and opening states of the product.

The structure of the leakage module 7 is shown in fig. 2, and includes a base 21, a support 72, a wire outlet bank 73, a wire frame 74, a bracket 75, a zero sequence current transformer 76, a wire inlet bank 77, and a buckle cover 78; the zero sequence current transformer 76 is used for collecting leakage information of the product;

the structure of the control module 2 is shown in fig. 3, and comprises a base 21, a circuit board assembly 22, a driving motor 23, a gear assembly 24, a handle gear 25, a trip bar 26, a leakage actuator 27 and a voltage collector 28; the output end of the zero sequence current transformer 76 in the leakage module 7 is connected to the input end of the circuit board assembly 22, the output end of the circuit board assembly 22 is connected to the input ends of the driving motor 23 and the leakage actuator 27, respectively, and the circuit board assembly 22 is connected to the voltage collector 28; the electric leakage actuator 27 is arranged adjacent to the trip bar 26, and the trip bar 26 is connected with the breaker body module 5 through a linkage shaft; the driving motor 23 is connected to the gear assembly 24, the gear assembly 24 pushes the trip bar 26 to operate through a trip module, so as to drive the breaker body module 5 to open, the driving shaft 252 of the breaker body module 5 is connected to the handle gear 25, and the circuit board assembly 22 detects the position of the handle gear 25 through a hall element.

The structure of the button is shown in fig. 4, and comprises an experiment button 3, a control button 4, a small button plate 31, a microswitch 32 and an elastic component 33; the experiment button 3 and the control button 4 contact the micro switch 32 through the elastic component 33, and the micro switch 32 is welded with the button small plate 31; the microswitch 32 is connected to the circuit board assembly 22.

The structure of the gear is shown in fig. 5, and the gear comprises a handle gear 25, a driving gear 241, a gear assembly 24, a trip shifting block 242, a trip linkage shaft 261 and a trip rod 26, wherein a magnet 251 is installed in the handle gear 25, fixedly installed on a driving shaft 252, and connected with the circuit breaker body module 5 through the driving shaft 252; the driving motor 23 is connected to the gear assembly 24, the gear assembly 24 is meshed with the driving gear 241, the driving gear 241 is coaxially connected to the tripping shifting block 242, the driving gear 241 rotates to drive the tripping shifting block 242 to rotate, the tripping shifting block 242 rotates to push the tripping rod 26 to rotate, and the tripping rod 26 drives the tripping link shaft 261 to rotate, so that the breaker body module 5 is triggered to perform a switching-off or switching-on action.

The structure of the breaker body module 5 is shown in fig. 6, and comprises a breaker body 51, a handle 52 and a breaker body shell 53; the breaker body shell 53 is the shell of the intelligent residual current circuit breaker device, the handle 52 is connected with the handle gear 25, and the breaker body 51 controls the states of closing and opening.

The working principle of the button of the intelligent residual current circuit breaker device is as follows: the experimental button 3 is used for controlling the electric leakage test function, and the control button 4 is used for controlling the closing and opening states of the product; when the experiment button 3 or the control button 4 is pressed, the elastic force of the elastic component 33 is overcome, the microswitch 32 is triggered, the microswitch 32 triggers the circuit board component 22 of the control unit, and when the experiment button 3 is pressed, the circuit board component 22 issues an instruction to the voltage collector 28 to realize a leakage test function; when the control button 4 is pressed, the circuit board assembly 22 issues an instruction to the driving motor 23 to control the closing and opening states of the product.

The working principle of the leakage protection mode is as follows: after the leakage module 7 receives the instruction, the zero sequence current transformer 76 in the leakage module 7 collects leakage information of a product, transmits the collected leakage information to the circuit board assembly 22, and is judged by the circuit board assembly 22, if the leakage information meets the leakage requirement, an action instruction is issued to the leakage actuator 27, and the leakage actuator 27 pushes the trip bar to rotate the trip link shaft 261, so as to drive the breaker body module 5 to complete the opening action, thereby realizing the leakage protection function;

rated time is set in the circuit board assembly 22, when the circuit board assembly 22 determines that the circuit breaker body module 5 is not subjected to switching-off within the rated time, the circuit board assembly 22 issues an instruction to the driving motor 23 to perform switching-off operation, the driving motor 23 drives the gear assembly 24 and the driving gear 241 to rotate, the trip shifting block 242 installed in the driving gear 241 pushes the trip bar 26 to rotate, and the trip linkage shaft 261 installed in the trip bar 26 drives the circuit breaker body module 5 to perform switching-off operation; handle 52 in the circuit breaker body module 5 drives handle gear 25 rotates the position of separating brake, install magnet 251 in the handle gear 25, thereby hall element in the circuit board assembly 22 can detect the position of magnet 251 detects the position of handle gear 25, when detecting handle gear 25 is in the position of separating brake, circuit board assembly 22 issues the instruction and makes driving motor 23 stall, realizes the secondary protect function of electric leakage.

Examples

In this embodiment, the structure of the leakage module 7 is as shown in fig. 2, the leakage base 2171 is a housing of the leakage module 7, a support 72 is installed on the bottom layer inside the leakage module 7, the outgoing line bank 73 is installed on the support 72, the wire frames 74 are installed in the outgoing line bank 73 one-to-one, the zero sequence current transformer 76 is installed on the wire frame 74 through a bracket 75, and the incoming line bank 77 is fixedly installed above the bracket 75; the inlet line row 77 and the outlet line row 73 are respectively connected to the inlet end and the outlet end of the zero sequence current transformer 76; the drain base 2171 is finally sealed by the cover 78.

The working process of the intelligent residual current circuit breaker device is as follows: triggering the circuit board assembly 22 to issue an electric leakage test instruction through the experiment button 3, and triggering the circuit board assembly 22 to issue a switching-on and switching-off instruction through the control button 4; through experiment button 3 with control button 4 is right the function of intelligence electric leakage circuit breaker detects and manual control to realize the earth leakage protection function of circuit.

Through adopting the utility model discloses an above-mentioned technical scheme has obtained following profitable effect:

the utility model discloses an intelligent electric leakage circuit breaker device, which detects the electric leakage condition of a circuit through an electric leakage module, judges the detected electric leakage information through a control module, controls a circuit breaker body module to open a brake and execute an electric leakage protection function, and can realize a secondary protection function through a driving motor when an electric leakage actuator has a fault; the utility model can effectively cut off the circuit when the leakage element is in fault, thereby protecting the personal safety and improving the safety of power consumption; the utility model discloses use safe and reliable, the practicality is high, and the function is comprehensive.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be viewed as the protection scope of the present invention.

Claims

1. An intelligent residual current circuit breaker device is characterized by comprising a power supply module, an experiment button, a control module, a circuit breaker body module and a residual current module; the control module comprises a circuit board assembly, a leakage actuator, a driving motor, a gear assembly, a handle gear, a trip rod and a voltage collector;

2. The intelligent residual current circuit breaker apparatus according to claim 1, wherein the structure of said experiment button and said control button further comprises: the elastic component, the micro switch and the small button plate; the experiment button and the control button are in one-to-one contact with the elastic component, the elastic component is in contact with the micro switch, and the micro switch is fixedly arranged on the button small plate; the microswitch is connected with the circuit board assembly.

3. The intelligent residual current circuit breaker device according to claim 1, wherein the handle gear further has a magnet and a driving wheel mounted therein; the circuit board assembly Hall element is used for detecting the position of the magnet so as to judge the position of the handle gear; the driving wheel is arranged in the middle of the handle gear, and when the driving motor works, the driving shaft drives the handle gear to rotate; when the handle gear is manually controlled to rotate, the driving wheel drives the breaker body module to perform switching-on or switching-off actions.

4. The intelligent residual current circuit breaker apparatus according to claim 2, wherein said gear assembly further comprises a driving gear, a trip block; the tripping rod further comprises a tripping linkage shaft; the driving motor is connected with the gear assembly, the gear assembly is meshed with the driving gear, the tripping shifting block is coaxially connected with the driving gear, the driving gear drives the tripping shifting block to rotate to push the tripping rod to move, and the tripping linkage shaft drives the breaker body module to perform switching-on or switching-off actions under the action of the tripping rod.