CN204046261U - A kind of double power supply converting switch control circuit - Google Patents
A kind of double power supply converting switch control circuit Download PDFInfo
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- CN204046261U CN204046261U CN201420404734.1U CN201420404734U CN204046261U CN 204046261 U CN204046261 U CN 204046261U CN 201420404734 U CN201420404734 U CN 201420404734U CN 204046261 U CN204046261 U CN 204046261U
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- commutation circuit
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Abstract
The utility model discloses a kind of double power supply converting switch control circuit, wherein, comprise 1# power supply, 2# power supply, microcontroller, the first commutation circuit, the second commutation circuit, point deenergizing and ATS switch; Described 1# power supply is connected with microcontroller with the input of 2# power supply, I/O port PA1, PA2, PA3 of microcontroller connect the input of the first commutation circuit, the second commutation circuit and point deenergizing respectively, and the first commutation circuit, the second commutation circuit are connected with the input terminal of ATS switch with the output of point deenergizing.The utility model achieve the automatic switchover of double loop power supply and the power supply that supplies power with double circuit all abnormal time switch disjunction control, ensure reliability and the fail safe of power supply.
Description
Technical field
The utility model relates to a kind of control circuit, especially relates to a kind of double power supply converting switch control circuit.
Background technology
Along with the raising that power supply reliability requires, being gradually improved of anti-accident measures, increasing sophisticated equipment is applied in electric power system.Double power supply converting switch is widely used in the important place that skyscraper, community, hospital, airport, harbour, fire-fighting, metallurgy, chemical industry, weaving etc. do not allow to have a power failure, realize unattended operation to power continuously, therefore, for ensureing reliability and the fail safe of power supply, realizing the control circuit that double power supply converting switch controls automatically becomes in prior art the problem needing to solve.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of double power supply converting switch control circuit, achieve the automatic switchover of double loop power supply and the power supply that supplies power with double circuit all abnormal time switch disjunction control, ensure reliability and the fail safe of power supply.
For achieving the above object, the utility model by the following technical solutions:
A kind of double power supply converting switch control circuit, wherein, comprises 1# power supply, 2# power supply, microcontroller, the first commutation circuit, the second commutation circuit, point deenergizing and ATS switch; Described 1# power supply is connected with microcontroller with the input of 2# power supply, I/O port PA1, PA2, PA3 of microcontroller connect the input of the first commutation circuit, the second commutation circuit and point deenergizing respectively, and the first commutation circuit, the second commutation circuit are connected with the input terminal of ATS switch with the output of point deenergizing.
As preferably, described first commutation circuit comprises resistance R1, triode Q1, diode D1 and relay K 1; Described resistance R1 one end connectivity port PA1, the base stage of other end connecting triode Q1, the grounded emitter of triode Q1, collector electrode connects the input of diode D1 and the coil of relay K 1 respectively, the coils from parallel connection of coils of relay K 1 is at the two ends of diode D1, the output termination 5V power positive end of diode D1, the switch in parallel of relay K 1 is on input terminal 1 terminal and 2 terminals of ATS switch.
As preferably, described second commutation circuit comprises resistance R2, triode Q2, diode D2 and relay K 2; Described resistance R2 one end connectivity port PA2, the base stage of other end connecting triode Q2, the grounded emitter of triode Q2, collector electrode connects the input of diode D2 and the coil of relay K 2 respectively, the coils from parallel connection of coils of relay K 2 is at the two ends of diode D2, the output termination 5V power positive end of diode D2, the switch in parallel of relay K 2 is on input terminal 3 terminal and 4 terminals of ATS switch.
As preferably, described point of deenergizing comprises resistance R3, triode Q3, diode D3 and relay K 3; Described resistance R3 one end connectivity port PA3, the base stage of other end connecting triode Q3, the grounded emitter of triode Q3, collector electrode connects the input of diode D3 and the coil of relay K 3 respectively, the coils from parallel connection of coils of relay K 3 is at the two ends of diode D3, the output termination 5V power positive end of diode D3, the switch in parallel of relay K 3 is on input terminal 5 terminal and 6 terminals of ATS switch.
As preferably, described microcontroller adopts 32 ARM single-chip microcomputers.
The beneficial effects of the utility model are:
The utility model can realize controlling the double power supply converting switch of ATS switch, is specially adapted to high beautiful VS, VE, ATyS3, ATySM3S type ATS switch that traces back.The utility model compact conformation, wiring are simple, convenient for installation and maintenance, and environment resistant interference is strong, can be widely used in the industries such as electric power, post and telecommunications, oil, coal, metallurgy, railway, municipal administration, intelligent building, the electric device of department and automatic control system.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, or can be instructed from practice of the present utility model.Target of the present utility model and other advantages can be realized by structure specifically noted in specification below or accompanying drawing and be obtained.
Accompanying drawing explanation
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in Figure 1, the utility model comprises 1# power supply, 2# power supply, microcontroller, the first commutation circuit, the second commutation circuit, point deenergizing and ATS switch.1# power supply is connected with microcontroller with the input of 2# power supply, I/O port PA1, PA2, PA3 of microcontroller connect the input of the first commutation circuit, the second commutation circuit and point deenergizing respectively, and the first commutation circuit, the second commutation circuit are connected with the input terminal of ATS switch with the output of point deenergizing.
First commutation circuit comprises resistance R1, triode Q1, diode D1 and relay K 1; Resistance R1 one end connectivity port PA1, the base stage of other end connecting triode Q1, the grounded emitter of triode Q1, collector electrode connects the input of diode D1 and the coil of relay K 1 respectively, the coils from parallel connection of coils of relay K 1 is at the two ends of diode D1, the output termination 5V power positive end of diode D1, the switch in parallel of relay K 1 is on input terminal 1 terminal and 2 terminals of ATS switch.
Second commutation circuit comprises resistance R2, triode Q2, diode D2 and relay K 2; Resistance R2 one end connectivity port PA2, the base stage of other end connecting triode Q2, the grounded emitter of triode Q2, collector electrode connects the input of diode D2 and the coil of relay K 2 respectively, the coils from parallel connection of coils of relay K 2 is at the two ends of diode D2, the output termination 5V power positive end of diode D2, the switch in parallel of relay K 2 is on input terminal 3 terminal and 4 terminals of ATS switch.
Point deenergizing comprises resistance R3, triode Q3, diode D3 and relay K 3; Resistance R3 one end connectivity port PA3, the base stage of other end connecting triode Q3, the grounded emitter of triode Q3, collector electrode connects the input of diode D3 and the coil of relay K 3 respectively, the coils from parallel connection of coils of relay K 3 is at the two ends of diode D3, the output termination 5V power positive end of diode D3, the switch in parallel of relay K 3 is on input terminal 5 terminal and 6 terminals of ATS switch.
1# power supply, 2# power supply are three-phase mains, and microcontroller adopts 32 ARM single-chip microcomputers.When ATS switching load is on a road, the parameter such as voltage, frequency, phase sequence of CPU to 1# power supply, 2# power supply is monitored, and detects that 2# power supply is normal, during 1# abnormity of power supply, PA2 port exports high level, and relay K 2 closing of contact, makes ATS switching load turn to two tunnels.When ATS switching load is on two tunnels, detect that 1# power supply is normal, during 2# abnormity of power supply, PA1 port exports high level, and relay K 1 closing of contact, makes ATS switching load turn to a road.If when detecting that 1# power supply, 2# power supply are all abnormal, PA3 port exports high level, and relay K 3 closing of contact, makes ATS switching load turn to interposition, 1# power supply, 2# power supply are not all with and are carried.Here the parameter such as voltage, frequency, phase sequence of CPU to 1# power supply, 2# power supply is monitored, and can adopt software simulating, and hardware circuit signal acquisition circuit and logic judging circuit also can be adopted to realize.
When ATS switching load is on a road, detect that two-way power supply is normal, a road abnormal electrical power supply, after the abnormal time delay in a road terminates, separating brake relay K 3 exports; Separating brake success rear (namely switch is in disjunction position) No. two closing relay K1, K2 export, and make ATS switching load turn to two tunnels.When ATS switching load is on two tunnels, detect that a road powers normally, two-way power supply abnormal, after the abnormal time delay in two roads terminates, separating brake relay K 3 exports; After separating brake success, a road closing relay K1 exports, and makes ATS switching load turn to a road.When detecting that duplex feeding power supply is all normal, if a road Power supply is preferential, ATS switching load is powered by a road; If two road Power supplies are preferential, make ATS switching load by two-way power supply.When detecting that duplex feeding power supply is all abnormal, separating brake relay K 3 exports, and makes ATS switch be in disjunction position.Output signal of closing a floodgate can be set to according to ATS switch difference: pulse exports or continues to export.
The output contact capacity of relay K 1, K2, K3 is 5A 250V AC, is passive contact and can be directly used in driving switch conversion.Power supply of the present utility model is identical with the working power of controlled ATS switch, does not need other configuration.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the field have been to be understood that: still can modify to embodiment of the present utility model or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope of the utility model request protection.
Claims (5)
1. a double power supply converting switch control circuit, is characterized in that: comprise 1# power supply, 2# power supply, microcontroller, the first commutation circuit, the second commutation circuit, point deenergizing and ATS switch; Described 1# power supply is connected with microcontroller with the input of 2# power supply, I/O port PA1, PA2, PA3 of microcontroller connect the input of the first commutation circuit, the second commutation circuit and point deenergizing respectively, and the first commutation circuit, the second commutation circuit are connected with the input terminal of ATS switch with the output of point deenergizing.
2. a kind of double power supply converting switch control circuit according to claim 1, is characterized in that: described first commutation circuit comprises resistance R1, triode Q1, diode D1 and relay K 1; Described resistance R1 one end connectivity port PA1, the base stage of other end connecting triode Q1, the grounded emitter of triode Q1, collector electrode connects the input of diode D1 and the coil of relay K 1 respectively, the coils from parallel connection of coils of relay K 1 is at the two ends of diode D1, the output termination 5V power positive end of diode D1, the switch in parallel of relay K 1 is on input terminal 1 terminal and 2 terminals of ATS switch.
3. a kind of double power supply converting switch control circuit according to claim 2, is characterized in that: described second commutation circuit comprises resistance R2, triode Q2, diode D2 and relay K 2; Described resistance R2 one end connectivity port PA2, the base stage of other end connecting triode Q2, the grounded emitter of triode Q2, collector electrode connects the input of diode D2 and the coil of relay K 2 respectively, the coils from parallel connection of coils of relay K 2 is at the two ends of diode D2, the output termination 5V power positive end of diode D2, the switch in parallel of relay K 2 is on input terminal 3 terminal and 4 terminals of ATS switch.
4. a kind of double power supply converting switch control circuit according to claim 3, is characterized in that: described point of deenergizing comprises resistance R3, triode Q3, diode D3 and relay K 3; Described resistance R3 one end connectivity port PA3, the base stage of other end connecting triode Q3, the grounded emitter of triode Q3, collector electrode connects the input of diode D3 and the coil of relay K 3 respectively, the coils from parallel connection of coils of relay K 3 is at the two ends of diode D3, the output termination 5V power positive end of diode D3, the switch in parallel of relay K 3 is on input terminal 5 terminal and 6 terminals of ATS switch.
5. a kind of double power supply converting switch control circuit according to claim 1 or 4, is characterized in that: described microcontroller adopts 32 ARM single-chip microcomputers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420404734.1U CN204046261U (en) | 2014-07-22 | 2014-07-22 | A kind of double power supply converting switch control circuit |
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| CN201420404734.1U CN204046261U (en) | 2014-07-22 | 2014-07-22 | A kind of double power supply converting switch control circuit |
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| CN204046261U true CN204046261U (en) | 2014-12-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111900789A (en) * | 2020-08-05 | 2020-11-06 | 泰豪科技股份有限公司 | ATS switch control device, circuit system and control method |
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- 2014-07-22 CN CN201420404734.1U patent/CN204046261U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111900789A (en) * | 2020-08-05 | 2020-11-06 | 泰豪科技股份有限公司 | ATS switch control device, circuit system and control method |
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