CN203119607U - Economic-type dual-power supply automatic change-over switch controller - Google Patents
Economic-type dual-power supply automatic change-over switch controller Download PDFInfo
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- CN203119607U CN203119607U CN 201320049388 CN201320049388U CN203119607U CN 203119607 U CN203119607 U CN 203119607U CN 201320049388 CN201320049388 CN 201320049388 CN 201320049388 U CN201320049388 U CN 201320049388U CN 203119607 U CN203119607 U CN 203119607U
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- power supply
- circuit
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- microprocessor
- supply automatic
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Abstract
The utility model discloses an economic-type dual-power supply automatic change-over switch controller, which is electrically connected with a dual-power supply automatic change-over switch. The economic-type dual-power supply automatic change-over switch controller comprises a microprocessor, a direct current voltage stabilization circuit, an optoelectronic isolation detection circuit, a control signal output circuit, a communication circuit, and a man-machine interface circuit. The microprocessor and the man-machine interface circuit are integrated in a panel circuit board. The direct current voltage stabilization circuit, the optoelectronic isolation detection circuit, the control signal output circuit, and the communication circuit are integrated in a bottom plate circuit board. The panel circuit board is electrically connected with the bottom plate circuit board. According to the dual-power supply automatic change-over switch controller, a corresponding working state change-over command can be sent to the switch according to a mode set by a user, therefore the switch can be switched from one power supply to the other power supply timely; or the generator can be started to generate the power; or the switch can be switched to a middle position, which is not communicated with any of the power supplies. The continuity, the reliability, and the safety of the power supply can be guaranteed.
Description
Technical field
The utility model relates to a kind of controller, is specifically related to a kind of economical double power supply automatic transfer switch controller that can realize the automatic conversion between power supply commonly used and the stand-by power supply to double power supply automatic transfer switch.
Background technology
Automatic change-over is a kind of use terminal appliance widely, and it mainly is to utilize the controller on it to drive the action that relay comes control switch,, stand-by power supply commonly used with connection or disjunction, thus guarantee the safety of electric power system and the continuity of production.Automatic transfer switch controller at present commonly used normally detects commonly used and standby voltage status respectively, when, overvoltage under-voltage when having detected, phase shortage, shows and reports to the police, and switch by predefined mode.Must dispose different electric instruments when the user need measure parameters of electric power such as electric current, frequency, power, cause system bulk increase, wiring complexity, cost raises.
The utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide the power supply that a kind of measuring speed is fast, precision is high, anti-electromagnetic interference capability is strong automatic transfer switch controller.
For achieving the above object, the technical solution of the utility model is as follows: a kind of economical two
The source automatic transfer switch controller, be electrically connected with double power supply automatic transfer switch, it is characterized in that, comprise microprocessor, direct current regulation circuit, photoelectricity isolation detection circuit, control signal output circuit, communicating circuit and man-machine dialogue interface circuit, described microprocessor and man-machine dialogue interface circuit are integrated in the panel circuit plate, described direct current regulation circuit, photoelectricity isolation detection circuit, control signal output circuit and communicating circuit are integrated in the backplane circuit plate, described panel circuit plate is electrically connected with described backplane circuit plate, wherein:
Microprocessor is used for the detection of the power supply circuit of reception double power supply automatic transfer switch
Signal, and convert testing result the output of to corresponding control signal;
Direct current regulation circuit, its input is electrically connected with the alternating current of described power supply, its output is electrically connected with the power input mouth of described microprocessor, is used for converting external ac power source to described controller required DC power supply, thereby is whole described controller power supply;
The photoelectricity isolation detection circuit, an end is electrically connected with the alternating current of described power supply, and the other end is electrically connected with the input of described microprocessor, is used for the signal of telecommunication of described power supply is transferred to described microprocessor; Also be used for described power supply and described microprocessor are carried out electrical isolation;
The control signal output circuit, an end is electrically connected with the output of described microprocessor, and the other end is electrically connected with light-current relay, is used for realizing the switching of control double power supply automatic transfer switch (ATS);
Communicating circuit, an end is electrically connected with the output of described microprocessor, and the other end is electrically connected with PC by RS485 local communication bus, is used for the communication between the described microprocessor of realization and the PC;
The man-machine dialogue interface circuit, comprise command input unit and display unit, described command input unit is electrically connected with the input of described microprocessor, described display unit is electrically connected with the output of described microprocessor, the instruction that is used for the user is assigned by input unit is transferred to described microprocessor, the state parameter after the described microprocessor processes is shown by described display unit again.
Preferably, described microprocessor is Programmable Logic Controller PLC or micro-control unit MCU or digital signal processor DSP.
Preferably, described photoelectricity isolation detection circuit is provided with high-speed photoelectric coupler.
Preferably, described communicating circuit is RS485/MODBUS communication interface circuit.
Preferably, described command input unit comprises button or switch or electric resistance touch screen or capacitance touch screen.
Preferably, described display unit comprises LED light and LCD display screen.
Preferably, the output voltage of described direct current regulation circuit is 5V.
Adopt the beneficial effect of above technical scheme to be: the user sets pattern by command input unit and sends corresponding conversion work status command to microprocessor; the photoelectricity isolation detection circuit according to set will insert power supply the signal of telecommunication be transferred to microprocessor; after the microprocessor receives signals with memory in setup parameter make after comparing and insert that power supply is normal or unusual to be judged; and carry out follow-up control command and send, the switching between the power supply of realization dual-power transfer switch.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the utility model embodiment technology, to do to introduce simply to the accompanying drawing of required use in the embodiment technical description below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the fundamental diagram of a kind of economical double power supply automatic transfer switch controller of the utility model;
Fig. 2 is the electrical schematic diagram of the microprocessor work circuit in the utility model;
Fig. 3 is the electrical schematic diagram of the direct current regulation circuit in the utility model;
Fig. 4 is the electrical schematic diagram of the photoelectricity isolation detection circuit in the utility model;
Fig. 5 is the electrical schematic diagram of the communicating circuit in the utility model;
Fig. 6 is the electrical schematic diagram of the control signal output circuit in the utility model;
Fig. 7 is the electrical schematic diagram of the LCD display part in the man-machine dialogue interface circuit in the utility model;
Fig. 8 is the electrical schematic diagram of the LED display part in the man-machine dialogue interface circuit in the utility model;
Fig. 9 is the electrical schematic diagram of the key input part in the man-machine dialogue interface circuit in the utility model;
The represented corresponding component title of numeral among the figure:
1, microprocessor 2, direct current regulation circuit 3, photoelectricity isolation detection circuit 4, command input unit 5, LCD display 6, LED light 7, RS485 communication interface circuit 8, control signal output circuit 9, PC 10, ATS.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Shown in Fig. 1-9, the utility model provides a kind of intelligent duplicate power supply automatic transfer switch controller, be electrically connected with double power supply automatic transfer switch, comprise microprocessor 1, direct current regulation circuit 2, power parameter Acquisition Circuit, control signal output circuit 8, communicating circuit 7 and man-machine dialogue interface circuit, microprocessor 1 and man-machine dialogue interface circuit are integrated in the panel circuit plate.
Direct current regulation circuit 2, photoelectricity isolation detection circuit 3, control signal output circuit 8 and communicating circuit 7 are integrated in the backplane circuit plate, wherein,
Direct current regulation circuit 2, its input is electrically connected with the alternating current of power supply, its output is electrically connected with the power input mouth of microprocessor 1, be used for converting external ac power source 160V-270V alternating current to controller required direct current, direct voltage after the conversion is 5V, for microprocessor provides working power.
Photoelectricity isolation detection circuit 3, one ends are electrically connected with the alternating current of power supply, and the other end is electrically connected with the input of microprocessor 1, are used for the signal of telecommunication of power supply is transferred to microprocessor 1; Also be used for power supply and described microprocessor 1 are carried out electrical isolation.The photoelectricity isolation detection circuit is provided with high-speed photoelectric coupler, the signal of telecommunication of AC power can be carried out the conversion of electrical-optical-electricity, and the signal of telecommunication after will changing directly is transferred to microprocessor 1, and microprocessor 1 is made corresponding control and demonstration after comparing with setup parameter in the memory.There is not electrical link between the input circuit of photoelectrical coupler and the output loop, between distributed capacitance minimum, and insulation resistance is very big, so loop various jamming incoherent signals on one side all are difficult to be fed to microprocessor by photoelectrical coupler, has avoided the generation of interference signal.
Control signal output circuit 8, one ends are electrically connected with the output of microprocessor 1, and the other end is electrically connected with light-current relay, are used for realizing that the power supply of control double power supply automatic transfer switch ATS10 switches.Data after microprocessor 1 receives processing and the setup parameter in the memory compare, and microprocessor sends corresponding control signal, the control switch circuit leave the relay adhesive, thereby control transfer switch unit switches to another road power supply.
Communicating circuit, an end is electrically connected with the output of microprocessor 1, and the other end joins by RS485 local communication bus and PC 9, is used for the communication between realization microprocessor 1 and the PC9.Communicating circuit is RS485 communication interface circuit 7, be provided with RS485 isolated form communication interface, the application standard communication protocol has remote control, remote signalling and telemetry function, can or set any one group of power supply of control parameter remote control double power supply automatic transfer switch and drop into or disconnection by the PC change.The communicating circuit interface also can adopt the MODBUS communication interface.
The man-machine dialogue interface circuit, comprise command input unit 4 and display unit, command input unit 4 is electrically connected with the input of described microprocessor 1, display unit is electrically connected with the output of described microprocessor, the instruction that is used for the user is assigned by input unit is transferred to microprocessor, the state parameter after the microprocessor processes is shown by display unit again.Command input unit is a plurality of function buttons or electric resistance touch screen or capacitance touch screen, the operating state that is used for setting the control parameter or sets double power supply automatic transfer switch.Display unit comprises LED light 6 and LCD display screen 5, can the display power supply operating state.
The panel circuit plate is electrically connected with the backplane circuit plate, forms complete controller circuitry.
The operation principle of the automatic transfer switch controller that the utility model provides: the user sets pattern by command input unit and sends corresponding conversion work status command to microprocessor; the photoelectricity isolation detection circuit according to set will insert power supply the signal of telecommunication be transferred to microprocessor; after the microprocessor receives signals with memory in setup parameter make after comparing and insert that power supply is normal or unusual to be judged; and carry out follow-up control command and send; realize that power supply commonly used closes the stand-by power supply branch; or power supply commonly used divides stand-by power supply to close; or the stand-by power supply commonly used operation that all grades, finish the automatic switchover of power supply thus.Simultaneously, microprocessor shows on display unit by the man-machine interface circuit in real time with the electrical quantity of photoelectricity isolation detection circuit collection, when situation, the power status of preceding switch.In addition, when system need realize remote signalling, remote regulating and distant control function, microprocessor can be by carrying out communication between communicating circuit and the PC.
In the above-described embodiments, microprocessor can also adopt Programmable Logic Controller PLC or digital signal processor DSP; Command input unit also can adopt switch or touch-screen, does not limit herein.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments herein.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the wideest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. economical double power supply automatic transfer switch controller is with double power supply automatic transfer switch
Be electrically connected, it is characterized in that, comprise microprocessor, direct current regulation circuit, photoelectricity isolation detection circuit, control signal output circuit, communicating circuit and man-machine dialogue interface circuit, described microprocessor and man-machine dialogue interface circuit are integrated in the panel circuit plate, described direct current regulation circuit, photoelectricity isolation detection circuit, control signal output circuit and communicating circuit are integrated in the backplane circuit plate, described panel circuit plate is electrically connected with described backplane circuit plate, wherein:
Microprocessor be used for to receive the detection signal of the power supply circuit of double power supply automatic transfer switch, and converts testing result to corresponding control signal output;
Direct current regulation circuit, its input is electrically connected with the alternating current of described power supply, its output is electrically connected with the power input mouth of described microprocessor, is used for converting external ac power source to described controller required DC power supply, thereby is whole described controller power supply;
The photoelectricity isolation detection circuit, an end is electrically connected with the alternating current of described power supply, and the other end is electrically connected with the input of described microprocessor, is used for the signal of telecommunication of described power supply is transferred to described microprocessor; Also be used for described power supply and described microprocessor are carried out electrical isolation;
The control signal output circuit, an end is electrically connected with the output of described microprocessor, and the other end is electrically connected with light-current relay, is used for realizing the switching of control double power supply automatic transfer switch (ATS);
Communicating circuit, an end is electrically connected with the output of described microprocessor, and the other end is electrically connected with PC by RS485 local communication bus, is used for the communication between the described microprocessor of realization and the PC;
The man-machine dialogue interface circuit, comprise command input unit and display unit, described command input unit is electrically connected with the input of described microprocessor, described display unit is electrically connected with the output of described microprocessor, the instruction that is used for the user is assigned by input unit is transferred to described microprocessor, the state parameter after the described microprocessor processes is shown by described display unit again.
2. double power supply automatic transfer switch controller according to claim 1 is characterized in that, described microprocessor is Programmable Logic Controller PLC or micro-control unit MCU or digital signal processor DSP.
3. double power supply automatic transfer switch controller according to claim 1 is characterized in that, described photoelectricity isolation detection circuit is provided with high-speed photoelectric coupler.
4. double power supply automatic transfer switch controller according to claim 1 is characterized in that, described communicating circuit is RS485/MODBUS communication interface circuit.
5. double power supply automatic transfer switch controller according to claim 1 is characterized in that, described command input unit comprises button or switch or electric resistance touch screen or capacitance touch screen.
6. double power supply automatic transfer switch controller according to claim 1 is characterized in that, described display unit comprises LED light and LCD display screen.
7. double power supply automatic transfer switch controller according to claim 1 is characterized in that, the output voltage of described direct current regulation circuit is 5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320049388 CN203119607U (en) | 2013-01-30 | 2013-01-30 | Economic-type dual-power supply automatic change-over switch controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320049388 CN203119607U (en) | 2013-01-30 | 2013-01-30 | Economic-type dual-power supply automatic change-over switch controller |
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| CN203119607U true CN203119607U (en) | 2013-08-07 |
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| CN 201320049388 Expired - Lifetime CN203119607U (en) | 2013-01-30 | 2013-01-30 | Economic-type dual-power supply automatic change-over switch controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105391160A (en) * | 2015-12-28 | 2016-03-09 | 合肥金新允电子技术有限公司 | Double power supply intelligent switching system |
-
2013
- 2013-01-30 CN CN 201320049388 patent/CN203119607U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105391160A (en) * | 2015-12-28 | 2016-03-09 | 合肥金新允电子技术有限公司 | Double power supply intelligent switching system |
| CN105391160B (en) * | 2015-12-28 | 2018-08-31 | 合肥金新允电子技术有限公司 | A kind of double-power intelligent switching system |
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Granted publication date: 20130807 |
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| CX01 | Expiry of patent term |