CN208754262U - A kind of novel contactless electron formula switching device - Google Patents

Abstract

The utility model discloses a kind of novel contactless electron formula switching devices, including switching input module, switching value output module, communication module, CPU module, state indication unit, power module and Voltage stabilizing module, the power module is connected by Voltage stabilizing module with the input terminal of CPU module, the CPU module acquires the signal of switching input module in real time, current state is shown simultaneously, the CPU module realizes that the signal of switch amount output module is controlled according to the signal of switching input module, output is to state indication unit simultaneously, the CPU module carries out backstage telecommunication by communication module.The utility model is switched using zero passage mode contactless electron formula, it is insulated between input/output by phototransistor coupler or controlled silicon coupler, noise is few, without arc light, working environment can be improved, it is reliable for operation, easy to maintenance, control triggering is simple, efficient, and failure rate is low, and there is intelligent trouble to cut off warning function.

Description

A kind of novel contactless electron formula switching device

Technical field

The utility model relates to a kind of novel contactless electron formula switching devices.

Background technique

The negative control tripping and alarm circuit specially become in negative control purchase electricity corollary apparatus is based on conventional AC contactor into main structure The combined loop of part.Traditional tripping and alarm circuit are complicated, and A.C. contactor is easy to damage, has the disadvantages that

1, arrearage tripping, it is low take alarm circuit complexity, wherein the isolation of driving power and power information acquisition terminal is not Enough, situations such as the generation of failure such as short circuit, ground connection, power information acquisition terminal is easily burnt；

2, vibration is very big when A.C. contactor switches on and off, and contactor acts frequently, and has adverse effect, main touching to instrument Head and coil are easy to damage；

3, even failure is disconnected not in time since main noddle on contactor melting welding or mechanical card plug often result in main circuit, and Prolonged machinery card plug will cause burning for coil；

4, when contactor works, the noise and electric arc of formation are harmful to other devices and environment；

5, maintenance is complicated, and general contactor coil replacement at least needs 10 minutes.

In summary defect, traditional negative control tripping and alarm circuit high failure rate, and once break down and will directly lead Tripping and the disorder or forfeiture of warning function are caused, the normal electricity consumption of user is seriously affected.

Utility model content

The utility model one of to solve the above-mentioned problems, provides a kind of novel contactless electron formula switching device, With the silicon-controlled electronic switch circuit for core, integrated power supply solution, high pressure and signal are realized in the access of single-chip microcontroller circuit The isolation in circuit.

In order to achieve the above object, the technical scheme adopted by the utility model is that:

A kind of novel contactless electron formula switching device, including it is switching input module, switching value output module, logical Believe that module, CPU module, state indication unit, power module and Voltage stabilizing module, the power module pass through Voltage stabilizing module and CPU The input terminal of module is connected, and the CPU module acquires the signal of switching input module in real time, at the same to current state into Row display, the CPU module realize that the signal of switch amount output module is controlled according to the signal of switching input module, Output simultaneously carries out backstage telecommunication by communication module to state indication unit, the CPU module.

Further, the switching input module includes intake 1 and intake 2, when switching value 1 is connected, CPU module The relay output of switch amount output module is controlled, while the buzzer of state indication unit sounds；When switching value 2 is led When logical, the silicon-controlled output of CPU module switch amount output module is controlled, and allows load to charge, while state indication unit LED light light, SCR control and intake 2 conducting have real-time.

Further, the CPU module uses 32 ARM core processors.

Further, the communication module is communicated using RS485 Magnetic isolation mode.

Further, the power module uses rectified filtered 220V alternating current-direct current.

Further, the switching input module acquires signal using Phototube Coupling.

The beneficial effects of the utility model are:

1, the utility model is switched using zero passage mode contactless electron formula, by phototransistor coupler or silicon-controlled Coupler insulate between input/output, and noise is few, without arc light, can improve working environment, reliable for operation, easy to maintenance, control touching Hair is simple, efficient, and failure rate is low, and there is intelligent trouble to cut off warning function.

2, the utility model uses the functional module of integrated form, convenient for manufacture installation and maintenance, when maintenance is greatly shortened Between and cost, reduce maintenance and human cost；Meanwhile equipment life is also extended, social synthesis's energy consumption is reduced, energy conservation subtracts Row.

Detailed description of the invention

Fig. 1 is the principles of the present invention structural block diagram；

Fig. 2 is the power module circuitry figure of the utility model；

Fig. 3 is the switching input module circuit diagram of the utility model；

Fig. 4 is the switching value output module circuit diagram of the utility model；

Fig. 5 is the state indication unit circuit diagram of the utility model；

Fig. 6 is the CPU element and communication module circuitry figure of the utility model.

Specific embodiment

Is illustrated to the utility model with reference to the accompanying drawings and detailed description

As shown in Figures 1 to 6, a kind of novel contactless electron formula switching device, including switching input module, open Output module, communication module, CPU module, state indication unit, power module and Voltage stabilizing module are measured in pass, and the power module is logical It crosses Voltage stabilizing module to be connected with the input terminal of CPU module, power module uses rectified filtered 220V alternating current-direct current, described CPU module acquires the signal of switching input module in real time, and switching input module acquires signal using Phototube Coupling, while right Current state is shown that the CPU module realizes switch amount output module according to the signal of switching input module Signal is controlled, while being exported to state indication unit, and the CPU module carries out backstage telecommunication by communication module, CPU module uses 32 ARM core processors, and communication module can carry out backstage telecommunication by modes such as RS485.

For the utility model when system operates normally, power module power supply, CPU acquires the letter of switching input module in real time Number, while current state is shown；When intake 1 is connected in switching input module, CPU switch amount exports mould Relay output is controlled in block, while buzzer sounds；When intake 2 is connected in switching input module, CPU is split It is silicon-controlled in the amount output module of pass to be controlled, allow load to charge, while indicator light lights, SCR control is led with intake 2 It is logical that there is real-time；This device can touch products panel when buzzer warning with releasing buzzer warning function manually Switch above carries out releasing alarm；In addition, device can configure communication module can carry out backstage remotely by modes such as RS485 Communication.

The parameter of the utility model: power supply: AC220V, power: < 5W, startup threshold values: it is adjustable according to test case, it is suitble to Operating temperature range: -25 DEG C~55 DEG C, it is suitble to operating humidity range: 20%~95%RH.

The utility model is switched using zero passage mode contactless electron formula, passes through phototransistor coupler or silicon-controlled coupling Clutch insulate between input/output.After input signal sets ON, AC load voltage is attached in no-voltage by built-in zero crossing circuitry It is closely triggered, and bidirectional triode thyristor is made to set ON, then when input signal sets OFF, load current passes through bidirectional triode thyristor Locking effect, sets OFF near the zero of load current.

It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims Property range.

Claims (5)

1. a kind of novel contactless electron formula switching device, it is characterised in that: it is defeated including switching input module, switching value Module, communication module, CPU module, state indication unit, power module and Voltage stabilizing module out, the power module pass through pressure stabilizing Module is connected with the input terminal of CPU module, and the CPU module acquires the signal of switching input module, CPU module root in real time Realize that the signal of switch amount output module is controlled according to the signal of switching input module, while state instruction list is given in output Member, the CPU module carry out backstage telecommunication by communication module.

2. a kind of novel contactless electron formula switching device according to claim 1, it is characterised in that: the CPU Module uses 32 ARM core processors.

3. a kind of novel contactless electron formula switching device according to claim 1, it is characterised in that: the communication Module is communicated using RS485 Magnetic isolation mode.

4. a kind of novel contactless electron formula switching device according to claim 1, it is characterised in that: the power supply Module uses rectified filtered 220V alternating current-direct current.

5. a kind of novel contactless electron formula switching device according to claim 1, it is characterised in that: the switch It measures input module and signal is acquired using Phototube Coupling.