CN209692423U - A kind of one mother electric interlock control system of two inlet wire - Google Patents
A kind of one mother electric interlock control system of two inlet wire Download PDFInfo
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- CN209692423U CN209692423U CN201822143699.3U CN201822143699U CN209692423U CN 209692423 U CN209692423 U CN 209692423U CN 201822143699 U CN201822143699 U CN 201822143699U CN 209692423 U CN209692423 U CN 209692423U
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Abstract
The utility model discloses a kind of one mother electric interlock control systems of two inlet wire, including three breakers, two power supply units and two sections of buses, constitute two inlet wires, one bus electric loop, it further include interlocking modules, the interlocking modules be used for detect power supply unit and/or detect breaker working condition and control its operation so that have in three breakers and only any two be closed；The utility model replaces the microcomputer of existing two inlet wires, one mother electric interlock control system to control using the interlocking modules that relay forms, and has the advantages that cheap, strong interference immunity, easy to maintain.
Description
Technical field
The utility model relates to interlock control system fields, especially a kind of one mother gas interlock control system of two inlet wire.
Background technique
Data center is 24 hours uninterrupted power supplies, once there is power blackout situation, the data saved will be lost, because
This existing data center is powered by the way of 2 inlet wire, 1 mother by two power supply unit paired runnings, two power supplies
Equipment is respectively different power supply for electrical equipment, when a power supply unit breaks down, the use powered originally by the power supply unit
Electric equipment can be powered through bus by another power supply unit, realize the uninterrupted confession of all electrical equipments of data center
Electricity.
Existing two inlet wires, one mother electric interlock control system is controlled using microcomputer, detects power supply unit by microcomputer
Operating status, control the divide-shut brake of breaker realize interlocking, advantage be that by it is unattended and automatically control, but
The shortcomings that being this two inlet wires, one mother electric interlock control system be it is at high price, have structure is complicated and anti-interference it is poor
The problem of, it easily breaks down, Breakdown Maintenance difficulty and cost are relatively high.
Utility model content
The utility model provides a kind of two inlet wire one mother electric interlock control system, to solve existing two inlet wires, one mother
The problem that structure is complicated for electrical interlocking system, at high price and poor anti-interference.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of one mother electric interlock control of two inlet wire
System processed, including circuit breaker Q F1, circuit breaker Q F2, circuit breaker Q F3, the first power supply unit, the second power supply unit, the first bus with
And second bus, one end of the circuit breaker Q F1 are connect with the first power supply unit, the other end passes through the first bus and breaker
One end of QF3 connects, and the other end of circuit breaker Q F3 is connect by the second bus with one end of circuit breaker Q F2, circuit breaker Q F2's
The other end is connect with the second power supply unit, and first bus and the second bus are respectively different power supply for electrical equipment, is also wrapped
Interlocking modules are included, the interlocking modules are used to detect the working condition and/or detection of the first power supply unit and the second power supply unit
The working condition of circuit breaker Q F1, circuit breaker Q F2 and circuit breaker Q F3 control circuit breaker Q F1, circuit breaker Q F2 and breaker
QF3 operation so that have in circuit breaker Q F1, circuit breaker Q F2 and circuit breaker Q F3 and only any two be closed.
The interlocking modules include the first detection part, the second detection part, third detection part, first switch component,
Second switch component, third switch block, the 4th switch block, the 5th switch block and the 6th switch block；
First detection part for detecting, whether or whether circuit breaker Q F1 closes a floodgate if powering by the first power supply unit；
Second detection part for detecting, whether or whether circuit breaker Q F2 closes a floodgate if powering by the second power supply unit；
Whether simultaneously third detection part for detecting the first power supply unit and the second power supply unit power supply or breaker
Whether QF1 and circuit breaker Q F2 closes a floodgate simultaneously；
First detection part can control first switch component and the synchronous on-off of the 4th switch block, the second detection part energy
Enough control the synchronous on-off of second switch component and the 5th switch block, third detection part can control third switch block and the
Six switch blocks synchronize on-off；
The second switch component and third switch block form the first parallel circuit, the head end and electricity of the first parallel circuit
Source connection, the tail end of the first parallel circuit are connect to control circuit breaker Q F1 on-off with the closing coil of circuit breaker Q F1；
The first switch component and the 6th switch block form the second parallel circuit, the head end and electricity of the second parallel circuit
Source connection, the tail end of the second parallel circuit are connect to control circuit breaker Q F2 on-off with the closing coil of circuit breaker Q F2；
4th switch block and the 5th switch block form third parallel circuit, the head end and electricity of third parallel circuit
Source connection, the tail end of third parallel circuit are connect to control circuit breaker Q F3 on-off with the closing coil of circuit breaker Q F3.
The interlocking modules further include first manual control switch, the first automatic control switch, first state switching switch,
Second hand control switch, the second automatic control switch, the second state switch, third hand control switch, third are automatic
Control switch, third state switching switch, first automatically control detection part, the second automatic control detection part and third certainly
Dynamic control detection part；
First state switching switch includes first input end, the first output end and second output terminal, the switching of the second state
Switch includes the second input terminal, third output end and the 4th output end, and third state switching switch includes third input terminal, the
Five output ends and the 6th output end, and being capable of synchronously control first input end and the first output end closure, the second input terminal
It is closed with third output end closure, third input terminal with the 5th output end, first input end and second output terminal are closed, second defeated
Enter end to be closed with the 4th output end closure and third input terminal and the 6th output end；
First automatic control detection part is able to detect whether the first power supply unit powers and can control the first automatic control
System switches on-off；
Second automatic control detection part is able to detect whether the second power supply unit powers and can control the second automatic control
System switches on-off；
Third automatically control detection part be able to detect the first power supply unit and the second power supply unit whether power simultaneously and
The on-off of third automatic control switch can be controlled；
One end of the first manual control switch respectively with one end of the first automatic control switch and circuit breaker Q F1
Closing coil connection, the other end of first manual control switch connect with the first output end, the first automatic control switch it is another
End is connect with second output terminal, and first input end is connect with the tail end of the first parallel circuit；
One end of second hand control switch respectively with one end of the second automatic control switch and circuit breaker Q F2
Closing coil connection, the other end of the second hand control switch connect with third output end, the second automatic control switch it is another
End is connect with the 4th output end, and the second input terminal is connect with the tail end of the second parallel circuit；
One end of the third hand control switch respectively with one end of third automatic control switch and circuit breaker Q F3
Closing coil connection, the other end of third hand control switch connect with the 5th output end, third automatic control switch it is another
End is connect with the 6th output end, and third input terminal is connect with the tail end of third parallel circuit.
It further include the 4th detection part, the 5th detection part, the 6th detection part, the 7th switch block, the 8th switch portion
Part, the 9th switch block, the tenth switch block and the 7th state switch；
Switching while 4th detection part can control the 7th switch block and the 8th switch block on off operating mode,
And the 7th switch block and the 8th switch block are different on off operating modes, one end of the 4th detection part is grounded,
The other end of 4th detection part is connect with one end of circuit breaker Q F1 and the 7th switch block respectively, and the one of the 8th switch block
End is connect with circuit breaker Q F2；
5th detection part is for detecting whether the first power supply unit powers and can control the 9th switch block
On-off；
6th detection part is for detecting whether the second power supply unit powers and can control the tenth switch block
On-off；
9th switch block and the tenth switch block form the 4th parallel circuit, the 7th state switch with
4th parallel circuit is in parallel, and the head end of the 4th parallel circuit is switched with the other end of the 7th switch block and the 8th respectively
The other end of component connects, and the tail end of the 4th parallel circuit is connect with the head end of third parallel circuit.
Described first, which automatically controls detection part, includes the first driving part and the 4th state switch；
First driving part can control the on-off of the first automatic control switch, one end of first driving part
Ground connection, the other end of the first driving part connect with one end of the 4th state switch, the 4th state switch it is another
End is connect with the tail end of the first parallel circuit.
Described second, which automatically controls detection part, includes the second driving part and the 5th state switch；
Second driving part can control the on-off of the second automatic control switch, one end of second driving part
Ground connection, the other end of the second driving part connect with one end of the 5th state switch, the 5th state switch it is another
End is connect with the tail end of the second parallel circuit.
It includes third driving part and the 6th state switch that the third, which automatically controls detection part,；
The third driving part can control the on-off of third automatic control switch, one end of the third driving part
Ground connection, the other end of the second driving part connect with one end of the 6th state switch, the 6th state switch it is another
End is connect with the tail end of third parallel circuit.
The detection part is the coil of relay, and the switch block is the contact of relay.
The beneficial effects of the utility model are: two inlet wire of the technical program, one mother electric interlock control system, passes through connection
Lock module is controlled instead of existing microcomputer, each breaker interlocking switching on off operating mode is driven, when two inlet wires, one mother electrically joins
When the power supply unit of lock control system is all normal, the circuit breaker Q F1 and QF2 connecting with power supply unit close a floodgate, and busbar breaker
QF3 is disconnected；When two inlet wires, one mother electric interlock control system has a power supply unit to break down, it is connect with power supply unit
Circuit breaker Q F1 and QF2 in one disconnection, busbar breaker QF3 close a floodgate, set originally by the electricity consumption that failure power supply unit is powered
It is standby power through mother by another power supply unit, realize uninterrupted power supply, the utility model with it is cheap, easy to maintain,
Anti-interference strong advantage.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the primary connection schematic diagram of the utility model；
Fig. 2 is the first secondary connection schematic diagram of the utility model；
Fig. 3 is the second secondary wiring schematic diagram of the utility model；
Fig. 4 is the third secondary connection schematic diagram of the utility model.
Specific embodiment
Referring to Fig.1~Fig. 4, the utility model are a kind of one mother electric interlock control system of two inlet wire, including breaker
QF1, circuit breaker Q F2, circuit breaker Q F3, the first power supply unit 11, the second power supply unit 12, the first bus 21 and the second bus
22, one end of the circuit breaker Q F1 is connect with the first power supply unit 11, and the other end is by the first bus 21 and circuit breaker Q F3's
The other end of one end connection, circuit breaker Q F3 is connect by the second bus 22 with one end of circuit breaker Q F2, and circuit breaker Q F2's is another
End is connect with the second power supply unit 12, and first bus 21 and the second bus 22 are respectively different power supply for electrical equipment, also
Including interlocking modules, the interlocking modules be used to detect the working condition of the first power supply unit 11 and the second power supply unit 12 with/
Or the working condition of circuit breaker Q F1, circuit breaker Q F2 and circuit breaker Q F3 are detected to control circuit breaker Q F1, circuit breaker Q F2 and open circuit
Device QF3 operation so that have in circuit breaker Q F1, circuit breaker Q F2 and circuit breaker Q F3 and only any two be closed.
Two inlet wires, the one mother electric interlock control system can be in the first power supply unit 11 and the second power supply unit 12
In one when break down by closing bus bar breaker, enable the electrical equipment powered by the failure power supply unit
Enough power supply units worked normally by another are powered, and guarantee the normal use of all electrical equipments, two inlet wires, the one mother electricity
Gas interlock control system is provided with interlocking modules to guarantee that three breakers can only have wherein two combined floodgates, another disconnection.
The interlocking modules include the first detection part 31, the second detection part 32, third detection part 33, first switch
Component 41, second switch component 42, third switch block 43, the 4th switch block 44, the 5th switch block 45 and the 6th are opened
Close component 46；
First detection part 31 for detecting, whether or whether circuit breaker Q F1 closes a floodgate if powering by the first power supply unit；
Second detection part 32 for detecting, whether or whether circuit breaker Q F2 closes a floodgate if powering by the second power supply unit；
Whether simultaneously third detection part 33 for detecting the first power supply unit and the second power supply unit power supply or open circuit
Whether device QF1 and circuit breaker Q F2 closes a floodgate simultaneously；
First detection part 31 can control the on-off synchronous with the 4th switch block 44 of first switch component 41, the second inspection
The on-off synchronous with the 5th switch block 45 of second switch component 42 can be controlled by surveying component 32, and third detection part 33 can control
The on-off synchronous with the 6th switch block 46 of third switch block 43；
The second switch component 42 forms the first parallel circuit, the head end of the first parallel circuit with third switch block 43
It connects to power supply, the tail end of the first parallel circuit is connect to control circuit breaker Q F1 on-off with the closing coil of circuit breaker Q F1；
The first switch component 41 and the 6th switch block 46 form the second parallel circuit, the head end of the second parallel circuit
It connects to power supply, the tail end of the second parallel circuit is connect to control circuit breaker Q F2 on-off with the closing coil of circuit breaker Q F2；
4th switch block 44 and the 5th switch block 45 form third parallel circuit, the head end of third parallel circuit
It connects to power supply, the tail end of third parallel circuit is connect to control circuit breaker Q F3 on-off with the closing coil of circuit breaker Q F3.
One end of first detection part 31 is connect with the first power supply unit 11, the combined floodgate of the other end and circuit breaker Q F1
Coil connection, only circuit breaker Q F1 switching, the first detection part 31 just can control first switch component 41 and the 4th switch
Component 44 synchronizes on-off；One end of second detection part 32 is connect with the second power supply unit 12, the other end and circuit breaker Q F2
Closing coil connection, only circuit breaker Q F2 switching, the second detection part 32 just can control second switch component 42 and the
Five switch blocks 45 synchronize on-off；One end of the third detection part 33 powers with the first power supply unit 11 and second respectively
Equipment 12 connects, the other end connect with the closing coil of circuit breaker Q F3, only the first detection part of circuit breaker Q F3 switching
33 just can control the on-off synchronous with the 6th switch block 46 of third switch block 43；
First detection part is the coil of intermediate relay 1K, and first switch component is the normally closed touching of intermediate relay 1K
Point；Second detection part is the coil of intermediate relay 2K, and second switch component is intermediate relay 2K normally-closed contact；Third inspection
The coil that component is intermediate relay 3K is surveyed, third switch block is intermediate relay 3K normally-closed contact.
Then the 1L1 that the control power supply of circuit breaker Q F1 is derived from 11 side of the first power supply unit connects using 3FU fuse
Intermediate relay 2K and intermediate relay 3K normally-closed contact in parallel, when having 1 in intermediate relay 2K and intermediate relay 3K
Or (being equivalent in circuit breaker Q F2 and circuit breaker Q F3 has 1 or 2 to be in gate-dividing state), the X of circuit breaker Q F1 when 2 closures
Closing coil obtains electric, circuit breaker Q F1 completion combined floodgate.
It (is equivalent to circuit breaker Q F2 if intermediate relay 2K and intermediate relay 3K are simultaneously switched off and circuit breaker Q F3 is same
When be in "on" position), power supply can not reach the closing coil of circuit breaker Q F1, make its circuit breaker Q F1 that can not obtain electric combined floodgate, real
Having showed 3 breakers can only close a floodgate 2 electric interlocks simultaneously.
Then the 2L1 that the control power supply of circuit breaker Q F2 is derived from 12 side of the second power supply unit connects using 4FU fuse
Intermediate relay 1K and intermediate relay 3K normally-closed contact in parallel, when having 1 in intermediate relay 1K and intermediate relay 3K
Or (being equivalent in circuit breaker Q F1 and circuit breaker Q F3 has 1 or 2 to be in gate-dividing state), the X of circuit breaker Q F2 when 2 closures
Closing coil obtains electric, circuit breaker Q F2 completion combined floodgate.
It (is equivalent to circuit breaker Q F1 if intermediate relay 1K and intermediate relay 3K are simultaneously switched off and circuit breaker Q F3 is same
When be in "on" position), power supply can not reach the closing coil of circuit breaker Q F2, make its circuit breaker Q F2 that can not obtain electric combined floodgate, real
Having showed 3 breakers can only close a floodgate 2 electric interlocks simultaneously.
The control power supply of circuit breaker Q F3 is derived from the outgoing line side 2L11 of the outgoing line side 1L11 and circuit breaker Q F2 of circuit breaker Q F1,
Then power supply is through overcurrent fuse 1FU and 2FU, then the normally closed touching of intermediate relay 1K normally-closed contact and intermediate relay 2K in parallel
Point, effect are intermediate relay 1K and intermediate relay if circuit breaker Q F1 and circuit breaker Q F2 two-way have all closed a floodgate
The normally closed point of 2K just disconnects, then can not close a floodgate for circuit breaker Q F3 power supply, realizing 3 breakers can only close a floodgate 2 simultaneously
Electric interlock；If circuit breaker Q F1 and circuit breaker Q F2 only wherein 1 is closed a floodgate, intermediate relay 1K and intermediate relay
2K just has 1 normally-closed contact to be not turned off, and the X closing coil of circuit breaker Q F3 obtains electric, circuit breaker Q F3 completion combined floodgate.
4th detection part 34 is the coil of intermediate relay 3K1, and the 7th switch block 47 is intermediate relay
Device 3K1 normally opened contact, the 8th switch block 48 are intermediate relay 3K1 normally-closed contact.
Referring to Fig. 4, the control power supply of circuit breaker Q F3 is derived from going out for the outgoing line side 1L11 and circuit breaker Q F2 of circuit breaker Q F1
Line side 2L11, then power supply is through overcurrent fuse 1FU and 2FU, then connects the normally opened contact and normally-closed contact of intermediate relay 3K1, makees
Be guarantee 1L11 and 2L11 can only 1 tunnel be circuit breaker Q F3 power supply, which Lu You electricity powers with regard to which road, and intermediate relay 3K1 is arranged
The advantages of normally opened contact and normally-closed contact, is that another way power supply is to disconnect when power supply power supply all the way, can prevent two
Road power supply short circuit.
The interlocking modules further include first manual control switch 51, the first automatic control switch 61, first state switching
Switch 71, the second hand control switch 52, the second automatic control switch 62, the second state switch 72, third manually control
Switch 53, third automatic control switch 63, third state switching switch 73, first automatically control detection part 81, second automatically
It controls detection part 82 and third automatically controls detection part 83；
It includes first input end, the first output end and second output terminal that first state, which switches switch 71, and the second state is cut
Changing switch 72 includes the second input terminal, third output end and the 4th output end, and it includes that third is defeated that the third state, which switches switch 73,
Enter end, the 5th output end and the 6th output end, and being capable of synchronously control first input end and the first output end closure, second
Input terminal and third output end closure, third input terminal and the 5th output end closure, first input end and second output terminal be closed,
Second input terminal and the 4th output end closure and third input terminal and the 6th output end are closed；
First automatic control detection part 81 is able to detect whether the first power supply unit powers and can control first automatically
The on-off of control switch 61；
Second automatic control detection part 82 is able to detect whether the second power supply unit powers and can control second automatically
The on-off of control switch 62；
Third automatically control detection part 83 be able to detect the first power supply unit and the second power supply unit whether and meanwhile power
And the on-off of third automatic control switch 63 can be controlled；
One end of the first manual control switch 51 respectively with one end of the first automatic control switch 61 and breaker
The closing coil of QF1 connects, and the other end of first manual control switch 51 is connect with the first output end, the first automatic control switch
61 other end is connect with second output terminal, and first input end is connect with the tail end of the first parallel circuit；
One end of second hand control switch 52 respectively with one end of the second automatic control switch 62 and breaker
The closing coil of QF2 connects, and the other end of the second hand control switch 52 is connect with third output end, the second automatic control switch
62 other end is connect with the 4th output end, and the second input terminal is connect with the tail end of the second parallel circuit；
One end of the third hand control switch 53 respectively with one end of third automatic control switch 63 and breaker
The closing coil of QF3 connects, and the other end of third hand control switch 53 is connect with the 5th output end, third automatic control switch
63 other end is connect with the 6th output end, and third input terminal is connect with the tail end of third parallel circuit.
The first manual control switch 51, the second hand control switch 52 and third hand control switch 53 are to close a floodgate
Button, first automatic control switch 61, the second automatic control switch 62 and third automatic control switch 63 be the time after
The on-delay normally opened contact of electric appliance KT.
Described first, which automatically controls detection part 81, includes the first driving part 811 and the 4th state switch 812；
First driving part 811 can control the on-off of the first automatic control switch 61, first driving part
811 one end ground connection, the other end of the first driving part 811 are connect with one end of the 4th state switch 812, the 4th state
The other end of switching switch 812 is connect with the tail end of the first parallel circuit.
Described second, which automatically controls detection part 82, includes the second driving part 821 and the 5th state switch 822；
Second driving part 821 can control the on-off of the second automatic control switch 62, second driving part
821 one end ground connection, the other end of the second driving part 821 are connect with one end of the 5th state switch 822, the 5th state
The other end of switching switch 822 is connect with the tail end of the second parallel circuit.
It includes third driving part 831 and the 6th state switch 832 that the third, which automatically controls detection part 83,；
The third driving part 831 can control the on-off of third automatic control switch 63, the third driving part
831 one end ground connection, the other end of third driving part 831 are connect with one end of the 6th state switch 832, the 6th state
The other end of switching switch 832 is connect with the tail end of third parallel circuit.
First driving part 811, the second driving part 821 and third driving part 831 are time relay KT
On-delay coil, first state switching switch 71, the second state switch 72, the third state switch switch 73,
4th state switch 812, the 5th state switch 822, the 6th state switch 832 and the switching of the 7th state are opened
74 are closed as the different contacts of the same state switch.
The interlocking modules further include that the 4th detection part 34, the 5th detection part 35, the 6th detection part the 36, the 7th are opened
Close component 47, the 8th switch block 48, the 9th switch block 49, the tenth switch block 410 and the 7th state switch 74；
4th detection part 34 can control the same of the 7th switch block 47 and 48 on off operating mode of the 8th switch block
When switch, and the 7th switch block 47 and the 8th switch block 48 are different on off operating modes, the 4th detection part
34 one end ground connection, the other end of the 4th detection part 34 are connect with one end of circuit breaker Q F1 and the 7th switch block 47 respectively,
One end of 8th switch block 48 is connect with circuit breaker Q F2；
5th detection part 35 is for detecting whether the first power supply unit powers and can control the 9th switch block
49 on-off；
6th detection part 36 is for detecting whether the second power supply unit powers and can control the tenth switch block
410 on-off；
9th switch block 49 and the tenth switch block 410 form the 4th parallel circuit, the 7th state switching
Switch 74 is in parallel with the 4th parallel circuit, one end of the 4th parallel circuit respectively with the other end of the 7th switch block 47 with
And the 8th switch block 48 other end connection, the tail end of the 4th parallel circuit connect with the head end of third parallel circuit.
5th detection part 35 is the coil of intermediate relay 1K1, and the 9th switch block 49 is intermediate relay
1K1 normally-closed contact, the 6th detection part 36 are the coil of intermediate relay 2K1, the tenth switch block 410 be it is intermediate after
Electric appliance 2K1 normally-closed contact.
When state switch gets to automatic catch, power supply passes through 2K1 and/or 1K1, when state switch is got to manually
When gear, power supply is without 2K1 and/1K1.
State switch has manually and from runback 2 selections are thrown, and when change-over switch gets to manual position, SS combined floodgate is pressed
Button closure, then the X closing coil of breaker obtains electric, breaker closing.
When state switch is got to from throwing runback position, the on-delay coil energized action of time relay KT,
The on-delay normally opened contact closure of time relay KT connects the X closing coil of breaker, breaker closing.
When state switch is got to from throwing runback position, if circuit breaker Q F1 and circuit breaker Q F2 have the event of 1 road power supply
Barrier, then circuit breaker Q F3 automatic closing is the power supply of this 1 tunnel；If after this 1 tunnel fault recovery, being equivalent to 2 road power supplys has power supply
, then the normally-closed contact of intermediate relay 1K1 and intermediate relay 2K1 just simultaneously switch off, such 2 road power supply 1L11 and
2L11 is unable to reach the under-voltage coil of Q of circuit breaker Q F3, then the under-voltage coil motion automatic brake separating open circuit of the Q of circuit breaker Q F3
Device QF3, the circuit breaker Q F1 or circuit breaker Q F2 of failure connect disconnected by the on-delay normally opened contact closure of time relay KT
The X closing coil of road device QF1 or circuit breaker Q F2, circuit breaker Q F1 or QF2 just close a floodgate, and realize from the function of throwing runback.
First detection part 31 is the coil of relay, and the first switch component 41 is the contact of relay.
Above-described embodiment is the preferred embodiment of the utility model, and the utility model can also have other embodiments.Ability
The technical staff in domain can also make equivalent deformation or replacement without departing from the spirit of the present invention, these equivalent changes
Type or replacement are all contained in range set by the claim of this application.
Claims (8)
1. a kind of one mother electric interlock control system of two inlet wire, including circuit breaker Q F1, circuit breaker Q F2, circuit breaker Q F3, first
Power supply unit (11), (12) first bus (21) of the second power supply unit and the second bus (22), one end of the circuit breaker Q F1
It is connect with the first power supply unit (11), the other end is connect by the first bus (21) with one end of circuit breaker Q F3, circuit breaker Q F3
The other end connect with one end of circuit breaker Q F2 by the second bus (22), the other end of circuit breaker Q F2 and the second power supply unit
(12) it connects, first bus (21) and the second bus (22) are respectively different power supply for electrical equipment, it is characterised in that: also
Including interlocking modules, the interlocking modules are used to detect the working condition of the first power supply unit (11) and the second power supply unit (12)
And/or detection circuit breaker Q F1, circuit breaker Q F2 and circuit breaker Q F3 working condition come control circuit breaker Q F1, circuit breaker Q F2 and
Circuit breaker Q F3 operation so that have in circuit breaker Q F1, circuit breaker Q F2 and circuit breaker Q F3 and only any two be closed.
2. one mother electric interlock control system of a kind of two inlet wire according to claim 1, it is characterised in that: the interlocking
Module include the first detection part (31), the second detection part (32), third detection part (33), first switch component (41),
Second switch component (42), third switch block (43), the 4th switch block (44), the 5th switch block (45) and the 6th open
It closes component (46)；
Whether the first detection part (31) powers for detection the first power supply unit (11) or whether circuit breaker Q F1 closes a floodgate；
Whether the second detection part (32) powers for detection the second power supply unit (12) or whether circuit breaker Q F2 closes a floodgate；
Third detection part (33) whether power simultaneously for detecting the first power supply unit (11) and the second power supply unit (12) or
Whether person's circuit breaker Q F1 and circuit breaker Q F2 closes a floodgate simultaneously；
First detection part (31) can control first switch component (41) on-off synchronous with the 4th switch block (44), the second inspection
Second switch component (42) on-off synchronous with the 5th switch block (45), third detection part (33) can be controlled by surveying component (32)
Third switch block (43) on-off synchronous with the 6th switch block (46) can be controlled；
The second switch component (42) and third switch block (43) form the first parallel circuit, the head end of the first parallel circuit
It connects to power supply, the tail end of the first parallel circuit is connect to control circuit breaker Q F1 on-off with the closing coil of circuit breaker Q F1；
The first switch component (41) and the 6th switch block (46) form the second parallel circuit, the head end of the second parallel circuit
It connects to power supply, the tail end of the second parallel circuit is connect to control circuit breaker Q F2 on-off with the closing coil of circuit breaker Q F2；
4th switch block (44) and the 5th switch block (45) form third parallel circuit, the head end of third parallel circuit
It connects to power supply, the tail end of third parallel circuit is connect to control circuit breaker Q F3 on-off with the closing coil of circuit breaker Q F3.
3. one mother electric interlock control system of a kind of two inlet wire according to claim 2, it is characterised in that: further include
One hand control switch (51), the first automatic control switch (61), first state switching switch (71), the second hand control switch
(52), the second automatic control switch (62), the second state switch (72), third hand control switch (53), third are automatic
Control switch (63), third state switching switch (73), first automatically control detection part (81), the second automatic control test section
Part (82) and third automatically control detection part (83)；
First state switching switch (71) includes first input end, the first output end and second output terminal, the switching of the second state
Switching (72) includes the second input terminal, third output end and the 4th output end, and third state switching switch (73) includes third
Input terminal, the 5th output end and the 6th output end, and being capable of synchronously control first input end and the first output end closure, the
Two input terminals are closed with third output end, third input terminal is closed with the 5th output end, first input end and second output terminal close
Conjunction, the second input terminal and the 4th output end closure and third input terminal and the 6th output end are closed；
First, which automatically controls detection part (81), is able to detect whether the first power supply unit (11) powers and can control first certainly
The on-off of dynamic control switch (61)；
Second, which automatically controls detection part (82), is able to detect whether the second power supply unit (12) powers and can control second certainly
The on-off of dynamic control switch (62)；
Third automatically controls whether together detection part (83) are able to detect the first power supply unit (11) and the second power supply unit (12)
When power and the on-off of third automatic control switch (63) can be controlled；
One end of the first manual control switch (51) respectively with one end of the first automatic control switch (61) and breaker
The closing coil of QF1 connects, and the other end of first manual control switch (51) is connect with the first output end, and the first automatic control is opened
The other end for closing (61) is connect with second output terminal, and first input end is connect with the tail end of the first parallel circuit；
One end of second hand control switch (52) respectively with one end of the second automatic control switch (62) and breaker
The closing coil of QF2 connects, and the other end of the second hand control switch (52) is connect with third output end, and the second automatic control is opened
The other end for closing (62) is connect with the 4th output end, and the second input terminal is connect with the tail end of the second parallel circuit；
One end of the third hand control switch (53) respectively with one end of third automatic control switch (63) and breaker
The closing coil of QF3 connects, and the other end of third hand control switch (53) is connect with the 5th output end, and third automatic control is opened
The other end for closing (63) is connect with the 6th output end, and third input terminal is connect with the tail end of third parallel circuit.
4. one mother electric interlock control system of a kind of two inlet wire according to claim 3, it is characterised in that: further include
Four detection parts (34), the 5th detection part (35), the 6th detection part (36), the 7th switch block (47), the 8th switch portion
Part (48), the 9th switch block (49), the tenth switch block (410) and the 7th state switch (74)；
4th detection part (34) can control the 7th switch block (47) and the 8th switch block (48) on off operating mode
Switch simultaneously, and the 7th switch block (47) and the 8th switch block (48) are different on off operating modes, the 4th inspection
Survey component (34) one end ground connection, the other end of the 4th detection part (34) respectively with circuit breaker Q F1 and the 7th switch block
(47) one end connection, one end of the 8th switch block (48) is connect with circuit breaker Q F2；
5th detection part (35) is for detecting whether the first power supply unit powers and can control the 9th switch block
(49) on-off；
6th detection part (36) is for detecting whether the second power supply unit powers and can control the tenth switch block
(410) on-off；
9th switch block (49) and the tenth switch block (410) form the 4th parallel circuit, the 7th state switching
Switch (74) is in parallel with the 4th parallel circuit, and the head end of the 4th parallel circuit is another with the 7th switch block (47) respectively
The connection of the other end of end and the 8th switch block (48), the tail end of the 4th parallel circuit and the head end of third parallel circuit connect
It connects.
5. one mother electric interlock control system of a kind of two inlet wire according to claim 3, it is characterised in that:
Described first, which automatically controls detection part (81), includes the first driving part (811) and the 4th state switch
(812)；
First driving part (811) can control the on-off of the first automatic control switch (61), first driving part
(811) one end ground connection, the other end of the first driving part (811) are connect with one end of the 4th state switch (812), the
The other end of four state switch (812) is connect with the tail end of the first parallel circuit.
6. one mother electric interlock control system of a kind of two inlet wire according to claim 3, it is characterised in that: described second
Automatically controlling detection part (82) includes the second driving part (821) and the 5th state switch (822)；
Second driving part (821) can control the on-off of the second automatic control switch (62), second driving part
(821) one end ground connection, the other end of the second driving part (821) are connect with one end of the 5th state switch (822), the
The other end of five state switch (822) is connect with the tail end of the second parallel circuit.
7. one mother electric interlock control system of a kind of two inlet wire according to claim 3, it is characterised in that: the third
Automatically controlling detection part (83) includes third driving part (831) and the 6th state switch (832)；
The third driving part (831) can control the on-off of third automatic control switch (63), the third driving part
(831) one end ground connection, the other end of third driving part (831) are connect with one end of the 6th state switch (832), the
The other end of six state switch (832) is connect with the tail end of third parallel circuit.
8. one mother electric interlock control system of a kind of two inlet wire according to claim 2, it is characterised in that: described first
Detection part (31) is the coil of relay, and the first switch component (41) is the contact of relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822143699.3U CN209692423U (en) | 2018-12-19 | 2018-12-19 | A kind of one mother electric interlock control system of two inlet wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822143699.3U CN209692423U (en) | 2018-12-19 | 2018-12-19 | A kind of one mother electric interlock control system of two inlet wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209692423U true CN209692423U (en) | 2019-11-26 |
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ID=68596331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822143699.3U Active CN209692423U (en) | 2018-12-19 | 2018-12-19 | A kind of one mother electric interlock control system of two inlet wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209692423U (en) |
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2018
- 2018-12-19 CN CN201822143699.3U patent/CN209692423U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20201225 Address after: No.1, Hengmen Xingye West Road, Nanlang Town, Zhongshan City, Guangdong Province, 528400 Patentee after: Guangdong Mingyang Electric Co.,Ltd. Address before: 528437 office building, No.25 Jiangling West Road, Torch Development Zone, Zhongshan City, Guangdong Province Patentee before: ZHONGSHAN MINGYANG ELECTRIC Co.,Ltd. |
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