CN214848383U

CN214848383U - Integrated switch

Info

Publication number: CN214848383U
Application number: CN202120722273.2U
Authority: CN
Inventors: 李承霖
Original assignee: Heilongjiang Cosco Electric Equipment Manufacturing Co ltd
Current assignee: Heilongjiang Cosco Electric Equipment Manufacturing Co ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-11-23
Anticipated expiration: 2031-04-09

Abstract

The utility model discloses an integrated switch, including electromagnetic system, contact and arc extinguishing system and intelligent control ware, be provided with digital processing module, display module in the intelligent control ware, set module, current acquisition module and excitation/demagnetization module, the utility model provides a pair of integrated switch multi-functional integrated control protection switch is a novel integrated low-voltage apparatus who uses intelligent control ware as the core, can frequently put through or divide the branch main loop under normal operating condition, also can be under the abnormal conditions such as overload, short circuit, divide the branch main loop automatically, except having the advantage of intelligent low-voltage apparatus such as function is many, the protective properties is good, the reliability is high and trouble self-diagnosis, can also fuse on a single electrical apparatus body with contactor and circuit breaker's whole functions, realizes integrating of low-voltage apparatus.

Description

Integrated switch

Technical Field

The utility model relates to the field of switch technology, the concrete field is an integrated switch.

Background

The contactor is an electric appliance which utilizes the current flowing through a coil to generate a magnetic field in industrial electricity to close a contact so as to control a load, and comprises an electromagnetic system, a contact system and an arc extinguishing device. The contactor can be used for controlling electric loads such as factory equipment, electric heaters, machine tools, various electric power units and the like, and not only can be used for connecting and disconnecting a circuit, but also has a low-voltage release protection function. The circuit breaker is a switching device capable of closing, bearing and breaking current under normal or abnormal loop conditions, the circuit breaker can be used for distributing electric energy, an asynchronous motor is not frequently started, a power supply line, the motor and the like are protected, the circuit breaker is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the use range of the circuit breaker, an integrated switch in the market only has the functions of a contactor or one of the circuit breakers, the two can only be purchased and used at the same time when the functions of the two are required to be combined, and great inconvenience is brought to the connection of equipment while the cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integrated switch to the integrated switch on solving the existing market that proposes in the above-mentioned background art only has the function of contactor or one of them of circuit breaker, can only purchase the use simultaneously with both when needing both functions combined action, also brings a great deal of inconvenient problem to the connection of equipment when having improved the cost.

In order to achieve the above object, the utility model provides a following technical scheme: an integrated switch comprises an electromagnetic system, a contact, an arc extinguishing system and an intelligent controller, wherein a digital processing module, a display module, a setting module, a current collecting module and an excitation/demagnetization module are arranged in the intelligent controller.

Preferably, the electromagnetic system, the contact and arc extinguishing system and the intelligent controller are all in bidirectional electrical connection.

Preferably, the output end of the current collection module is unidirectionally and electrically connected to the input end of the digital processing module, the output end of the setting module is unidirectionally and electrically connected to the input end of the digital processing module, and the output end of the digital processing module is electrically connected to the input ends of the display module and the excitation/demagnetization module.

Preferably, the excitation/demagnetization module is electrically connected with a coil in a bidirectional way, and the input end of the excitation/demagnetization module is electrically connected with the output end of a power supply in a unidirectional way.

Preferably, the output end of the coil is electrically connected to the input end of the main control element in a unidirectional manner, the input end of the coil is electrically connected to the output ends of the first control loop module and the second control loop module, and the input ends of the first control loop module and the second control loop module are electrically connected to the output end of the single chip microcomputer module.

Preferably, the input end of the first control loop module is electrically connected to the output end of the rectification loop module, the input end of the rectification loop module is electrically connected to the output end of the full-voltage ac module, and the input end of the second control loop module is electrically connected to the output end of the low-voltage dc power supply.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a pair of multi-functional integrated control protection switch of integrated switch is a novel use intelligent control ware as the integrated low-voltage apparatus of core, can frequently put through or divide the branch main loop under normal operating condition, also can be transshipping, under the abnormal conditions such as short circuit, divide the branch main loop automatically, except having the advantage of intelligent low-voltage apparatus such as the fault self-diagnosis that the function is many, protective properties is good, the reliability is high, can also fuse all functions of contactor and circuit breaker on a single electrical apparatus body, realize low-voltage apparatus's integration.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the present invention;

fig. 3 is a schematic diagram of the present invention.

In the figure: the system comprises an electromagnetic system 1, a contact and arc extinguishing system 2, an intelligent controller 3, a digital processing module 4, a setting module 5, a current acquisition module 6, an excitation/demagnetization module 7, a coil 8, a power supply 9, a main control element 10, a first control loop module 11, a second control loop module 12, a singlechip module 13, a rectification loop module 14, an alternating current full voltage module 15 and a direct current low voltage power supply 16.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an integrated switch comprises an electromagnetic system 1, a contact and arc extinguishing system 2 and an intelligent controller 3, wherein a digital processing module 4, a display module, a setting module 5, a current acquisition module 6 and an excitation/demagnetization module 7 are arranged in the intelligent controller 3, the digital processing module 4 adopts a PIC16F877 chip of a microchip company as a main control chip of the system, the speed is high, the size is small, the power consumption is low, a 256 multiplied by 8 EEPROM is arranged in the chip, the integrated switch has an 8-path 10bi tADC sampling function, and the requirement of real-time control can be met.

Specifically, the electromagnetic system 1, the contact and arc extinguishing system 2 and the intelligent controller 3 are all in bidirectional electrical connection.

Specifically, the output end of the current collection module 6 is unidirectionally and electrically connected to the input end of the digital processing module 4, the output end of the setting module 5 is unidirectionally and electrically connected to the input end of the digital processing module 4, and the output end of the digital processing module 4 is electrically connected to the input ends of the display module and the excitation/demagnetization module 7.

Specifically, the excitation/demagnetization module 7 is electrically connected with a coil 8 in a bidirectional manner, the coil 8 is an electromagnetic coil, and an input end of the excitation/demagnetization module 7 is electrically connected with an output end of a power supply 9 in a unidirectional manner.

Specifically, the output end of the coil 8 is electrically connected to the input end of the main control element 10 in a unidirectional manner, the input end of the coil 8 is electrically connected to the output ends of the first control circuit module 11 and the second control circuit module 12, and the input ends of the first control circuit module 11 and the second control circuit module 12 are electrically connected to the output end of the single chip microcomputer module 13.

Specifically, the input end of the first control loop module 11 is electrically connected to the output end of the rectifying loop module 14, the input end of the rectifying loop module 14 is electrically connected to the output end of the full ac voltage module 15, and the input end of the second control loop module 12 is electrically connected to the output end of the low dc voltage power supply 16.

The working principle is as follows: the utility model discloses at the during operation, current collection module 6 mainly is used for gathering the current signal of major loop, in order to carry out fault diagnosis and action protection, excitation/demagnetization module 7 is the most important part among the hardware circuit, synthesize modern power electronic technology, sensing technology, intelligent control ware 3's excitation/demagnetization module 7 has been designed, let coil 8 get electric under the effect of exchanging full voltage module 15, in order to provide sufficient electromagnetic suction, make the quick actuation of contact system, after the actuation of contact system, switch over direct current low voltage power supply 16 at once, let electromagnetic system keep under the direct current low pressure, weaken magnetic field intensity, in order to do benefit to the cut-off of major loop.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An integrated switch, characterized by: the electromagnetic arc extinguishing device comprises an electromagnetic system (1), a contact and arc extinguishing system (2) and an intelligent controller (3), wherein a digital processing module (4), a display module, a setting module (5), a current acquisition module (6) and an excitation/demagnetization module (7) are arranged in the intelligent controller (3).

2. An integrated switch according to claim 1, characterized in that: the electromagnetic system (1), the contact and arc extinguishing system (2) and the intelligent controller (3) are all in bidirectional electric connection.

3. An integrated switch according to claim 1, characterized in that: the output end of the current acquisition module (6) is unidirectionally and electrically connected with the input end of the digital processing module (4), the output end of the setting module (5) is unidirectionally and electrically connected with the input end of the digital processing module (4), and the output end of the digital processing module (4) is electrically connected with the input ends of the display module and the excitation/demagnetization module (7).

4. An integrated switch according to claim 1, characterized in that: the excitation/demagnetization module (7) is electrically connected with a coil (8) in a bidirectional way, and the input end of the excitation/demagnetization module (7) is electrically connected with the output end of a power supply (9) in a unidirectional way.

5. An integrated switch according to claim 4, wherein: the output end of the coil (8) is unidirectionally and electrically connected with the input end of the main control element (10), the input end of the coil (8) is electrically connected with the output ends of the first control loop module (11) and the second control loop module (12), and the input ends of the first control loop module (11) and the second control loop module (12) are electrically connected with the output end of the single chip microcomputer module (13).

6. An integrated switch according to claim 5, wherein: the input end of the first control loop module (11) is electrically connected to the output end of the rectification loop module (14), the input end of the rectification loop module (14) is electrically connected to the output end of the full-voltage AC module (15), and the input end of the second control loop module (12) is electrically connected to the output end of the low-voltage DC power supply (16).