CN213752585U

CN213752585U - Automatic switching-on and switching-off device of residual current circuit breaker

Info

Publication number: CN213752585U
Application number: CN202021467108.9U
Authority: CN
Inventors: 周生才; 董爱丽; 梁晓宇; 贾港京
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: 2021-07-20
Anticipated expiration: 2030-07-21

Abstract

The utility model provides an automatic switching on/off device of electric leakage ware, through the reasonable layout of the gear stack structure of control module inside, the mounted position of voltage collector and electric leakage executor, has reduced the volume of product, has stopped the waste of material, has improved the convenience of product installation. The internal structure of the utility model enables the breaker to have the functions of opening and closing, and simultaneously has the functions of voltage detection and leakage detection; the safety of the product is improved, and meanwhile, the multifunctional requirement is met.

Description

Automatic switching-on and switching-off device of residual current circuit breaker

Technical Field

The utility model relates to an electrical equipment field especially relates to an automatic switching on/off device of leakage circuit breaker.

Background

The automatic switching-on and switching-off device of the circuit breaker in the prior art generally comprises a gear set system mechanical structure, a circuit board control assembly and an electric leakage actuator assembly; when the circuit breaker works, the switching-on and switching-off actions of the circuit breaker are controlled through a control command, the information of current, voltage and power of a circuit is detected, and the action protection function on electric leakage faults can be realized. The common automatic switching device of the circuit breaker is used together with the circuit breaker, in a three-phase circuit to be matched with a short-circuit device for use, the user demand functions comprise automatic switching, current and voltage detection, electric leakage and overvoltage and undervoltage functions, the space inside the automatic switching device is limited, functional components in the internal layout can only meet partial requirements of the user, and other equipment must be added if all the requirements are to be met. Thereby necessarily increasing the volume of the equipment and increasing the cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic switching on/off device of residual current circuit breaker 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:

a layout structure of an automatic switching-on and switching-off device of a residual current circuit breaker comprises a base, a power supply module, a control module, a circuit breaker body module and a residual current module; the control module comprises a driving motor, a gear assembly, a trip bar assembly, a leakage actuator, a voltage collector, a microswitch and a circuit board assembly; the electric leakage actuator, the microswitch and the voltage collector are welded on the circuit board assembly; the power supply module, the driving motor, the gear assembly, the shedding rod assembly and the circuit board assembly are all arranged in the base; the power supply module, the driving motor, the gear assembly, the shedding rod assembly and the electric leakage actuator are arranged in the base side by side; the voltage collector comprises three original elements of a voltage collector A phase, a voltage collector B phase and a voltage collector C phase, which are respectively connected with the three-phase circuit of the power module and are welded on the circuit board assembly side by side.

Preferably, the circuit breaker further comprises a circuit breaker body module and a button; the circuit breaker body module is arranged outside the base, and the button is arranged on the circuit breaker body module and is in contact with the microswitch through an elastic component.

Preferably, the gear assembly is mounted on the driving motor through a layout structure worm, and is meshed through multiple gears to form a complete structure of the gear assembly.

Preferably, the electric leakage actuator comprises an actuator push rod, an elastic assembly, an actuator static iron core, an actuator coil framework, an actuator coil and an actuator moving iron core; the actuator static iron core is fixedly arranged in the actuator coil framework and is in interference fit with the actuator coil framework; the actuator push rod is pressed into the actuator movable iron core, is in interference fit with the actuator movable iron core, and penetrates through the actuator coil framework; the actuator coil is wound outside the actuator coil framework; the elastic component is wound on the outer side of the movable iron core of the actuator and is arranged in the coil framework of the actuator.

Preferably, an actuator welding pin is welded on the actuator coil skeleton, and the electric leakage actuator is installed in the circuit board assembly through the actuator welding pin.

Preferably, the voltage collector is provided with a welding pin of the voltage collector, the circuit board assembly is provided with a welding hole, and the voltage collector is welded in the circuit board assembly through the welding pin of the voltage collector and the welding hole.

The utility model has the advantages that: the utility model discloses an automatic switching-on and switching-off device of intelligence electric leakage ware, through the reasonable layout of the mounted position of the inside gear stack structure of control module, voltage collector and electric leakage executor, reduced the volume of product, stopped the waste of material, improved the convenience of product installation. The internal structure of the utility model enables the breaker to have the functions of opening and closing, and simultaneously has the functions of voltage detection and leakage detection; the safety of the product is improved, and meanwhile, the multifunctional requirement is met.

Drawings

Fig. 1 is an external structure schematic diagram of an intelligent leakage device automatic switching on and off device;

fig. 2 is a schematic diagram of an internal structure of an intelligent leakage device automatic switching-on and switching-off device;

FIG. 3 is a diagram of a leakage actuator;

FIG. 4 is a connection structure diagram of a voltage collector

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, 8-base, 21-driving motor, 22-gear assembly, 23-trip rod assembly, 24-experiment micro-switch, 25-control micro-switch, 26-electric leakage actuator, 27-voltage collector, 28-circuit board assembly, 261-actuator push rod, 262-elastic assembly, 263-actuator static iron core, 264-actuator coil framework, 265-actuator coil, 266-actuator dynamic iron core, 267-actuator welding needle, 271-voltage collector welding needle, 281-welding hole.

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 external structure of an intelligent leakage device automatic switching-on and switching-off device is shown in figure 1 and comprises a power module 1, a control module 2, an experiment button 3, a control button 4, a breaker body module 5, a communication module 6 and a leakage module 7; the power supply module 1 is respectively connected with the control module 2, the communication module 6 and the electric leakage module 7 to provide a working power supply; the experiment button 3 and the control button 4 are arranged in the control module 2 and control the action of the control module 2; the control module 2 is connected with the breaker body module 5 and drives the breaker body module 5 to perform switching-on or switching-off actions; the communication module 6 is connected with the control module, wherein a connector is arranged to be connected with other county and city equipment, and can display the detected current or voltage value; the electric leakage module 7 is connected with the control module 2, receives a control instruction and collects electric leakage information.

The internal structure of the intelligent leakage device automatic switching-on and switching-off device is shown in fig. 2, and the control module 2 comprises a driving motor 21, a gear assembly 22, a trip rod assembly 23, an experiment microswitch 24, a control microswitch 25, a leakage actuator 26, a voltage collector 27 and a circuit board assembly 28; the driving motor 21 is connected with the power module 1, the gear assembly 22 is mounted on the driving motor 21 by using a layout structure worm, and the multiple gears are meshed by using a laminated structure, so that the gears are driven to rotate, the transmission torque is amplified, the rotating speed is reduced, and the gear assembly 22 is formed; the gear assembly 22 is matched with the shedding rod assembly 23 to realize linkage; the shedding rod assembly 23 is connected with the electric leakage actuator 26; the experiment microswitch 24 and the control microswitch 25 are connected with the circuit board assembly 28, and the experiment button 3 triggers the experiment microswitch 24 to detect the electric leakage condition of the product; the control button 4 triggers the control microswitch 25 to control the closing and opening states of the product; the electric leakage actuator 26, the experiment microswitch 24, the control microswitch 25 and the voltage collector 27 are welded in the circuit board assembly 28; the voltage collector 27 includes three elements, a voltage collector a phase, a voltage collector B phase, and a voltage collector C phase, and performs leakage detection, voltage detection, and power calculation.

As shown in fig. 2, the intelligent leakage device automatic switching device is characterized in that the power module 1, the driving motor 21, the gear assembly 22, the trip rod assembly 22 and the leakage actuator 26 are sequentially connected to the upper layer of the leakage module 8 in parallel; three original paper of voltage collector 27 respectively with power module 1's three-phase line phase is connected, is a straight line install in 8 lower floors of electric leakage module are parallel with 8 bases of electric leakage module, and reserve certain amount clearance between three voltage collector 27's the mounted position, place the circuit between the component.

Examples

The electric leakage actuator 26 in this embodiment is shown in fig. 3, and includes an actuator push rod 261, an elastic component 262, an actuator stationary core 263, an actuator coil 265 skeleton 264, an actuator coil 265, an actuator movable core 266, and an actuator welding pin 267; the actuator static iron core 263 is fixedly installed inside the actuator coil 265 framework 264 and is in interference fit with the actuator coil 265 framework 264; the actuator push rod 261 is pressed into the actuator plunger 266, is in interference fit with the actuator plunger 266, and penetrates through the actuator coil 265 framework 264; the actuator coil 265 is wound outside the actuator coil 265 skeleton 264; the elastic component 262 is wound outside the actuating movable iron core and is arranged in the actuator coil 265 framework 264; an actuator welding pin 267 is welded on the actuator coil 265 framework 264, and the electric leakage actuator 26 is installed in the circuit board assembly 28 through the actuator welding pin 267. The actuator push rod 261 moves within the actuator coil 265 and is held in an initial position by a spring assembly 262. When the leakage actuator 26 detects the line leakage, a tripping instruction is received, and the product is tripped.

As shown in fig. 4, the voltage collector 27 is provided with a voltage collector welding pin 271, the circuit board assembly 28 is provided with a welding hole 281, and the voltage collector 27 is welded in the circuit board assembly 28 through the voltage collector welding pin 271 and the welding hole 281.

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

the utility model discloses an automatic switching-on and switching-off device of intelligence electric leakage ware, through the reasonable layout of the mounted position of the inside gear stack structure of control module, voltage collector and electric leakage executor, reduced the volume of product, stopped the waste of material, improved the convenience of product installation. The internal structure of the utility model enables the breaker to have the functions of opening and closing, and simultaneously has the functions of voltage detection and leakage detection; the safety of the product is improved, and meanwhile, the multifunctional requirement is met.

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 automatic switching-on and switching-off device of a residual current circuit breaker is characterized by comprising a base, a power supply module, a control module, a circuit breaker body module and a residual current module; the control module comprises a driving motor, a gear assembly, a trip bar assembly, a leakage actuator, a voltage collector, a microswitch and a circuit board assembly; the electric leakage actuator, the microswitch and the voltage collector are welded on the circuit board assembly; the power supply module, the driving motor, the gear assembly, the shedding rod assembly and the circuit board assembly are all arranged in the base; the power supply module, the driving motor, the gear assembly, the shedding rod assembly and the electric leakage actuator are arranged in the base side by side; the voltage collector comprises three original elements of a voltage collector A phase, a voltage collector B phase and a voltage collector C phase, which are respectively connected with the three-phase circuit of the power module and are welded on the circuit board assembly side by side.

2. The automatic opening and closing device of the residual current circuit breaker as claimed in claim 1, further comprising a circuit breaker body module and a button; the circuit breaker body module is arranged outside the base, and the button is arranged on the circuit breaker body module and is in contact with the microswitch through an elastic component.

3. The automatic opening and closing device of a residual current circuit breaker as claimed in claim 1, wherein the gear assembly is mounted on the driving motor through a layout structure worm, and is meshed through multiple gears to form a complete structure of the gear assembly.

4. The automatic opening and closing device of the residual current circuit breaker according to claim 1, wherein the residual current actuator comprises an actuator push rod, an elastic component, an actuator static iron core, an actuator coil framework, an actuator coil and an actuator movable iron core; the actuator static iron core is fixedly arranged in the actuator coil framework and is in interference fit with the actuator coil framework; the actuator push rod is pressed into the actuator movable iron core, is in interference fit with the actuator movable iron core, and penetrates through the actuator coil framework; the actuator coil is wound outside the actuator coil framework; the elastic component is wound on the outer side of the iron core of the actuator and is arranged in the coil framework of the actuator.

5. The automatic opening and closing device of a residual current circuit breaker as claimed in claim 4, wherein an actuator welding pin is welded on the actuator coil framework, and the residual current circuit breaker is installed in the circuit board assembly through the actuator welding pin.

6. The automatic switching on and off device of the residual current circuit breaker as claimed in claim 1, wherein the voltage collector is provided with a welding pin of the voltage collector, the circuit board assembly is provided with a welding hole, and the voltage collector is welded in the circuit board assembly through the welding pin of the voltage collector and the welding hole.