CN209375238U - A kind of mother prepared auto restart blocking device of mother controller - Google Patents
A kind of mother prepared auto restart blocking device of mother controller Download PDFInfo
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- CN209375238U CN209375238U CN201920140441.XU CN201920140441U CN209375238U CN 209375238 U CN209375238 U CN 209375238U CN 201920140441 U CN201920140441 U CN 201920140441U CN 209375238 U CN209375238 U CN 209375238U
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Abstract
The utility model relates to mother controller technology field, in particular to the mother prepared auto restart blocking device of a kind of mother controller.By the first wire inlet control device, the second wire inlet control device, mother control device and processing unit, two inlet wires can be controlled freely, realize mother prepared auto restart basic function, reduced spare capacity, saved cost.Mother closing circuit is connected on after both concatenated normally opened contact 1KM4 and normally-closed contact 2QF are in parallel with both concatenated normally opened contact 1KM4 and normally-closed contact 2QF, the mother prepared auto restart blocking device can control the whole bus connections of disconnection through the processing unit, and disconnect whole bus connections automatically in the case where two inlet wires all work or two inlet wires all disconnect, its circuit is flexible in application, can be widely applied to mother controller.
Description
Technical field
The utility model relates to mother controller technology field, in particular to a kind of mother prepared auto restart of mother controller closes
Locking device.
Background technique
In power distribution network, in order to improve Supply Security, needs to be arranged the mother controller connect between two buses and come
Isolated fault switches the power supply of two-way electric power incoming line, enhances the power supply reliability of electric system.As shown in Figure 1, if I section of mother
Line, which breaks down, to disconnect the 1# incoming switch of I section of bus and the 3# mother of mother controller to subordinate load normal power supply
Switch, is closed the 2# incoming switch of II section of bus, to maintain to power to critical loads.But bus-bar fault overstepping,
When transformer fault tripping or higher level's power loss, needs to disconnect whole bus connections, avoid mother controller from being switched to standby
Secondary failure is caused with fault loop is supplied electricity to after bus.Existing open circuit control is mostly hand control switch, reaction speed
Degree is slow and safety is not high.
Utility model content
For the prior art there are above-mentioned technical problem, the utility model provides the mother prepared auto restart locking of mother controller
The hardware circuit of device is programmed for processor of the programming personnel to circuit, so that the mother controller realizes that mother is standby certainly
The automatic blocking function of throwing.
In order to achieve the above objectives, the utility model is achieved through the following technical solutions:
The mother prepared auto restart blocking device of mother controller, including the control of the first wire inlet control device, the second inlet wire are provided
Device, mother control device and processing unit；
First wire inlet control device includes that the first relay circuit in parallel, the first sub-gate circuit and first close a floodgate back
Road, first relay circuit include the concatenated normal open switch being electrically connected with the processing unit and coil 1KM, and first point
Lock circuit and the first closing circuit include breaker 1QF and normally opened contact 1KM1,1KM2 corresponding with coil 1KM, and first point
Lock circuit includes the opening coil 1YT and normal open switch connected in series, normally opened contact 1KM1 of breaker 1QF, and first closes a floodgate back
Road includes the closing coil 1YC and normally closed switch connected in series, normally opened contact 1KM2 of breaker 1QF；
Second wire inlet control device includes that the second relay circuit in parallel, the second sub-gate circuit and second close a floodgate back
Road, second relay circuit include the concatenated normal open switch being electrically connected with the processing unit and coil 2KM, and second point
Lock circuit and the second closing circuit include breaker 2QF and normally opened contact 2KM1,2KM2 corresponding with coil 2KM, and second point
Lock circuit includes the opening coil 2YT and normal open switch connected in series, normally opened contact 2KM1 of breaker 2QF, and second closes a floodgate back
Road includes the closing coil 2YC and normally closed switch connected in series, normally opened contact 2KM2 of breaker 2QF；
The mother control device include mother relay circuit in parallel, mother sub-gate circuit, mother closing circuit and
Tank circuit specifically includes breaker 3QF, coil 3KM, normally opened contact 3KM1 corresponding with coil 3KM and normally-closed contact 3KM2
And it is and the corresponding normally opened contact 2KM4 of the corresponding normally opened contact 1KM4 and coil 2KM of coil 1KM, corresponding with breaker 1QF
Normally-closed contact 1QF, normally-closed contact 2QF corresponding with breaker 2QF；The mother relay circuit includes concatenated breaker
A normal open switch and coil 3KM of 3QF；The mother sub-gate circuit includes opening coil 3YT and connected in series normally opened opens
It closes, normally opened contact 3KM1；The mother closing circuit includes closing coil 3YC and normally closed switch connected in series, normally-closed contact
3KM2, both concatenated normally opened contact 1KM4 and normally-closed contact 2QF and concatenated normally opened contact 1KM4 and normally-closed contact 2QF this
The mother closing circuit is connected on after the two is in parallel；The tank circuit include concatenated rotary switch SA, energy storage motor M and
A normally closed switch of breaker 3QF；
The breaker 1QF, breaker 2QF, breaker 3QF are electrically connected with the processing unit respectively.
Wherein, described normally opened contact 1KM1,1KM2,2KM1,2KM2,3KM1 are parallel with a mother automatic bus respectively
A mother automatic bus BZT6 is parallel to after BZT1,2,3,4,5, the normally opened contact 1KM4 and normally-closed contact 2QF series connection.
Wherein, first closing circuit, the second closing circuit, mother closing circuit are in series with normally opened button respectively
1SB1,2SB1,3SB1；First sub-gate circuit, the second sub-gate circuit, mother sub-gate circuit are in series with normally opened button respectively
The normally closed button 1SB2 of 1SB1/, the normally closed button 2SB2 of normally opened button 2SB1/, the normally closed button 3SB2 of normally opened button 3SB1/.
Wherein, first relay circuit is parallel with subsidiary control loop, including concatenated coil KM0 and coil 1KM
Corresponding normally opened contact 1KM3 and normally opened contact 2KM3 corresponding with coil 2KM；The normally opened contact and breaker of coil KM0
The normally opened contact series connection of 3QF is followed by between the input terminal and bus of opening coil 1YT/2YT；Another normally opened touching of coil KM0
Point is in parallel with the normally opened contact 3KM1 of mother sub-gate circuit.
Wherein, show circuit, the show circuit packet are parallel on the energy storage motor M and normally closed switch of the tank circuit
Include a normal open switch and lamp bead of concatenated breaker 3QF.
Wherein, the mother control device is also parallel with work instruction circuit, which indicates that circuit includes breaker 3QF
A normal open switch, a normally closed switch and the different lamp bead of two colors, the two normal open switch and normally closed switch difference
It connects and then is connected in parallel with a lamp bead.
Wherein, the input terminal of detection coil 1KM, 2KM of the first wire inlet control device and the second wire inlet control device all connects
It is connected to and respectively connects by signal processing circuit all the way as the control switch K, the control terminal YX of each control switch K of normal open switch
It is connected to the unlike signal output end of processing unit.
Wherein, the signal processing circuit includes the filter circuit of sequentially connected resistance R4 and capacitor C1 composition, pressure stabilizing
Pipe D1, divider resistance R2 and R3, photo-coupler, pull-up resistor R1, the control terminal YX of control switch K be connected to pull-up resistor R1 and
Between photo-coupler, the signal output end of processing unit is connected to the input terminal of filter circuit.
Wherein, the photo-coupler is the transistor output photoelectric coupler of model TLP785.
Wherein, the power access end of the first wire inlet control device, the second wire inlet control device and mother control device is all gone here and there
It is associated with fuse.
After peopleware's programming, the hardware circuit realization of the mother prepared auto restart blocking device of the mother controller is following to be had
Beneficial effect: pass through the first wire inlet control device, the second wire inlet control device, mother control device and processing unit, two inlet wires
It can freely control, realize mother prepared auto restart basic function, reduce spare capacity, save cost.Concatenated normally opened contact
Mother is connected on after both 1KM4 and normally-closed contact 2QF are in parallel with both concatenated normally opened contact 1KM4 and normally-closed contact 2QF
Join closing circuit, which can control the whole bus connections of disconnection through the processing unit, and two
Automatically whole buses connections are disconnected in the case that inlet wire all works or two inlet wires all disconnect, circuit is flexible in application, can be with
It is widely used in mother controller.
Detailed description of the invention
Fig. 1 is the incoming line structure schematic diagram of mother controller in the prior art.
Fig. 2 is the circuit diagram of the mother control device of the mother prepared auto restart blocking device.
Fig. 3 is the circuit diagram of the first wire inlet control device of the mother prepared auto restart blocking device.
Fig. 4 is the circuit diagram of the second wire inlet control device of the mother prepared auto restart blocking device.
Fig. 5 is the circuit diagram of the signal processing circuit of the mother prepared auto restart blocking device.
Specific embodiment
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below
In conjunction with the embodiments and attached drawing, the present invention will be further described in detail.It should be appreciated that specific implementation described herein
Example is only used to explain the utility model, is not used to limit the utility model.
The mother prepared auto restart blocking device of the mother controller includes the first wire inlet control device (see Fig. 3), the second inlet wire
Control device (see Fig. 4), mother control device (see Fig. 2) and processing unit 3, further include communicated respectively with processing unit 3 to
Control the breaker 1QF, breaker 2QF, breaker 3QF of its working condition.
Specifically, as shown in figure 3, the first wire inlet control device includes the first relay circuit in parallel, the first separating brake time
Road and the first closing circuit.First relay circuit includes the concatenated normal open switch and coil being electrically connected with processing unit 3
1KM；First sub-gate circuit and the first closing circuit include breaker 1QF and normally opened contact 1KM1 corresponding with coil 1KM,
1KM2, the first sub-gate circuit include the opening coil 1YT and normal open switch connected in series, normally opened contact 1KM1 of breaker 1QF,
First closing circuit includes the closing coil 1YC and normally closed switch connected in series, normally opened contact 1KM2 of breaker 1QF.
Specifically, as shown in figure 4, the second wire inlet control device includes the second relay circuit in parallel, the second separating brake time
Road and the second closing circuit.Second relay circuit includes the concatenated normal open switch and coil being electrically connected with processing unit 3
2KM.Second sub-gate circuit and the second closing circuit include breaker 2QF and normally opened contact 2KM1 corresponding with coil 2KM,
2KM2, the second sub-gate circuit include the opening coil 2YT and normal open switch connected in series, normally opened contact 2KM1 of breaker 2QF；
Second closing circuit includes the closing coil 2YC and normally closed switch connected in series, normally opened contact 2KM2 of breaker 2QF.
Specifically, as shown in Fig. 2, mother control device include mother relay circuit in parallel, mother sub-gate circuit 1,
Mother closing circuit 2 and tank circuit 4.Specifically include breaker 3QF, coil 3KM, normally opened contact corresponding with coil 3KM
3KM1 and normally-closed contact 3KM2 and and the corresponding normally opened contact 1KM4 of coil 1KM, normally opened contact corresponding with coil 2KM
The corresponding normally-closed contact 1QF of 2KM4 and breaker 1QF, normally-closed contact 2QF corresponding with breaker 2QF.Mother relay circuit
A normal open switch and coil 3KM including concatenated breaker 3QF；Mother sub-gate circuit 1 is including opening coil 3YT and therewith
Concatenated normal open switch, normally opened contact 3KM1；Mother closing circuit 2 include closing coil 3YC and normally closed switch connected in series,
Normally-closed contact 3KM2, both concatenated normally opened contact 1KM4 and normally-closed contact 2QF and concatenated normally opened contact 1KM4 and normally closed
Mother closing circuit 2 is connected on after both contact 2QF are in parallel.
Wherein, the first relay circuit is parallel with subsidiary control loop, including concatenated coil KM0, corresponding with coil 1KM
Normally opened contact 1KM3 and normally opened contact 2KM3 corresponding with coil 2KM；The normally opened contact of coil KM0 is with breaker 3QF's
Normally opened contact series connection is followed by between the input terminal and bus of opening coil 1YT/2YT, another normally opened contact of coil KM0 and mother
The normally opened contact 3KM1 for joining sub-gate circuit 1 is in parallel.In two inlet wires all in working condition and the breaker 3QF of mother controller
Mother controller is disconnected automatically in the case where being also at working condition, simultaneously switches off two inlet wires, avoids all supplying in two buses
Both be connected in the case where electricity.
Wherein, normally opened contact 1KM1,1KM2,2KM1,2KM2,3KM1 be parallel with respectively a mother automatic bus BZT1,
2, a mother automatic bus BZT6 is parallel to after 3,4,5, normally opened contact 1KM4 and normally-closed contact 2QF series connection.Each mother is certainly
Device BZT is thrown be electrically connected with processing unit 3 respectively, according to preset program or real-time command on-off, thus realization to two into
The control respectively on road.
Wherein, the first sub-gate circuit, the second sub-gate circuit, mother sub-gate circuit 1 be in series with respectively normally opened button 1SB1,
2SB1,3SB1；It is normally closed that first closing circuit, the second closing circuit, mother closing circuit 2 are in series with normally opened button 1SB1/ respectively
Button 1SB2, the normally closed button 2SB2 of normally opened button 2SB1/, the normally closed button 3SB2 of normally opened button 3SB1/.These buttons are all manual
Operation button manually controls for realizing to the mother prepared auto restart blocking device.
Wherein, mother control device is also parallel with work instruction circuit 5, which indicates that circuit 5 includes breaker 3QF's
One normal open switch, a normally closed switch and the different lamp bead of two colors (respectively red and green), normal open switch and red
Colored lights bead string connection, normally closed switch and green light bead string connection, then the two is connected in parallel.Two switch synchronism switchings, green light
Pearl and red lamp bead show the working condition and off working state of breaker 3QF respectively.
Wherein, tank circuit 4 includes one of concatenated rotary switch SA, energy storage motor M and breaker 3QF and normally closed opens
It closes, is parallel with show circuit on energy storage motor M and normally closed switch, show circuit includes that one of concatenated breaker 3QF is normally opened
Switch and lamp bead HW, motor M disconnect then lamp bead HW and are lit.
Wherein, the input terminal of detection coil 1KM, 2KM of the first wire inlet control device and the second wire inlet control device all connects
It is connected to and respectively connects by signal processing circuit all the way as the control switch K, the control terminal YX of each control switch K of normal open switch
It is connected to the unlike signal output end of processing unit 3.Specifically, as shown in figure 5, signal processing circuit includes sequentially connected resistance
Filter circuit, the voltage-stabiliser tube D1, divider resistance R2 and R3, photo-coupler U1, pull-up resistor R1 of R4 and capacitor C1 composition, control are opened
The control terminal YX for closing K is connected between pull-up resistor R1 and photo-coupler U1, and the signal output end of processing unit 3 is connected to filtering
The input terminal DI of circuit.Photo-coupler is specifically the transistor output photoelectric coupler of model TLP785.
Wherein, the power access end difference of the first wire inlet control device, the second wire inlet control device and mother control device
It is in series with fuse 1FU, 2FU, 3FU6.
The mother prepared auto restart blocking device of the mother controller passes through the first wire inlet control device, the second inlet wire control dress
It sets, mother control device and processing unit 3, two inlet wires can be controlled freely, realization mother prepared auto restart basic function, reduction
Spare capacity saves cost.Both concatenated normally opened contact 1KM4 and normally-closed contact 2QF and concatenated normally opened contact 1KM4
With both normally-closed contact 2QF it is in parallel after be connected on mother closing circuit 2, which can pass through processing
The control of unit 3 disconnects whole bus connections, and in the case where two inlet wires all work or two inlet wires are all disconnected from dynamic circuit breaker
Whole bus connections are opened, circuit is flexible in application, can be widely applied to mother controller.
Finally it should be noted that above embodiments are merely to illustrate the technical solution of the utility model rather than to this is practical
The limitation of novel protected range, although being explained in detail referring to preferred embodiment to the utility model, the common skill of this field
Art personnel should be appreciated that can be practical without departing from this with the technical solution of the present invention is modified or equivalently replaced
The spirit and scope of new technique scheme.
Claims (10)
1. a kind of mother prepared auto restart blocking device of mother controller, it is characterised in that: including the first wire inlet control device, second
Wire inlet control device, mother control device and processing unit；
First wire inlet control device includes the first relay circuit, the first sub-gate circuit and the first closing circuit of parallel connection,
First relay circuit includes the concatenated normal open switch being electrically connected with the processing unit and coil 1KM, the first separating brake
Circuit and the first closing circuit include breaker 1QF and normally opened contact 1KM1,1KM2 corresponding with coil 1KM, the first separating brake
Circuit includes the opening coil 1YT and normal open switch connected in series, normally opened contact 1KM1 of breaker 1QF, the first closing circuit
Closing coil 1YC and normally closed switch connected in series, normally opened contact 1KM2 including breaker 1QF；
Second wire inlet control device includes the second relay circuit, the second sub-gate circuit and the second closing circuit of parallel connection,
Second relay circuit includes the concatenated normal open switch being electrically connected with the processing unit and coil 2KM, the second separating brake
Circuit and the second closing circuit include breaker 2QF and normally opened contact 2KM1,2KM2 corresponding with coil 2KM, the second separating brake
Circuit includes the opening coil 2YT and normal open switch connected in series, normally opened contact 2KM1 of breaker 2QF, the second closing circuit
Closing coil 2YC and normally closed switch connected in series, normally opened contact 2KM2 including breaker 2QF；
The mother control device includes mother relay circuit, mother sub-gate circuit, mother closing circuit and energy storage in parallel
Circuit, specifically include breaker 3QF, coil 3KM, normally opened contact 3KM1 corresponding with coil 3KM and normally-closed contact 3KM2 and
And it is the corresponding normally opened contact 2KM4 of the corresponding normally opened contact 1KM4 and coil 2KM of coil 1KM, corresponding with breaker 1QF normally closed
Contact 1QF, normally-closed contact 2QF corresponding with breaker 2QF；The mother relay circuit includes concatenated breaker 3QF
One normal open switch and coil 3KM；The mother sub-gate circuit includes opening coil 3YT and normal open switch connected in series, often
Open contact 3KM1；The mother closing circuit includes closing coil 3YC and normally closed switch connected in series, normally-closed contact 3KM2,
Both both concatenated normally opened contact 1KM4 and normally-closed contact 2QF and concatenated normally opened contact 1KM4 and normally-closed contact 2QF
The mother closing circuit is connected on after parallel connection；The tank circuit includes concatenated rotary switch SA, energy storage motor M and open circuit
A normally closed switch of device 3QF；
The breaker 1QF, breaker 2QF, breaker 3QF are electrically connected with the processing unit respectively.
2. a kind of mother prepared auto restart blocking device of mother controller according to claim 1, it is characterised in that: described normal
It opens contact 1KM1,1KM2,2KM1,2KM2,3KM1 and is parallel with mother automatic bus BZT1,2,3,4,5 respectively, it is described normally opened
A mother automatic bus BZT6 is parallel to after contact 1KM4 and normally-closed contact 2QF series connection.
3. a kind of mother prepared auto restart blocking device of mother controller according to claim 1, it is characterised in that: described
One closing circuit, the second closing circuit, mother closing circuit are in series with normally opened button 1SB1,2SB1,3SB1 respectively；Described first
Sub-gate circuit, the second sub-gate circuit, mother sub-gate circuit are in series with the normally closed button 1SB2 of normally opened button 1SB1/ respectively, normally opened press
The normally closed button 2SB2 of button 2SB1/, the normally closed button 3SB2 of normally opened button 3SB1/.
4. a kind of mother prepared auto restart blocking device of mother controller according to claim 1, it is characterised in that: described
One relay circuit is parallel with subsidiary control loop, including concatenated coil KM0, normally opened contact 1KM3 corresponding with coil 1KM
And normally opened contact 2KM3 corresponding with coil 2KM；After the normally opened contact of coil KM0 is connected with the normally opened contact of breaker 3QF
It connects between the input terminal and bus of opening coil 1YT/2YT；Another normally opened contact of coil KM0 is normal with mother sub-gate circuit
Open contact 3KM1 parallel connection.
5. a kind of mother prepared auto restart blocking device of mother controller according to claim 1, it is characterised in that: the storage
It can be parallel with show circuit on the energy storage motor M and normally closed switch in circuit, the show circuit includes concatenated breaker 3QF
One normal open switch and lamp bead.
6. a kind of mother prepared auto restart blocking device of mother controller according to claim 1, it is characterised in that: the mother
Control device is also parallel with work instruction circuit, which indicates that circuit includes a normal open switch of breaker 3QF, one
Normally closed switch and the different lamp bead of two colors, the two normal open switch and normally closed switch respectively with a lamp bead series connection then simultaneously
It is linked togather.
7. a kind of mother prepared auto restart blocking device of mother controller according to claim 1, it is characterised in that: first into
The input terminal of detection coil 1KM, 2KM of thread control device and the second wire inlet control device is all connected with the control as normal open switch
Switch K is made, the control terminal YX of each control switch K is respectively connected to the different letters of processing unit by signal processing circuit all the way
Number output end.
8. a kind of mother prepared auto restart blocking device of mother controller according to claim 7, it is characterised in that: the letter
Number processing circuit include the filter circuit of sequentially connected resistance R4 and capacitor C1 composition, voltage-stabiliser tube D1, divider resistance R2 and R3,
The control terminal YX of photo-coupler, pull-up resistor R1, control switch K is connected between pull-up resistor R1 and photo-coupler, and processing is single
The signal output end of member is connected to the input terminal of filter circuit.
9. a kind of mother prepared auto restart blocking device of mother controller according to claim 8, it is characterised in that: the light
Coupler is the transistor output photoelectric coupler of model TLP785.
10. a kind of mother prepared auto restart blocking device of mother controller according to claim 1, it is characterised in that: first
The power access end of wire inlet control device, the second wire inlet control device and mother control device is all in series with fuse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920140441.XU CN209375238U (en) | 2019-01-28 | 2019-01-28 | A kind of mother prepared auto restart blocking device of mother controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920140441.XU CN209375238U (en) | 2019-01-28 | 2019-01-28 | A kind of mother prepared auto restart blocking device of mother controller |
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| CN209375238U true CN209375238U (en) | 2019-09-10 |
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| CN201920140441.XU Active CN209375238U (en) | 2019-01-28 | 2019-01-28 | A kind of mother prepared auto restart blocking device of mother controller |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983370A (en) * | 2020-08-31 | 2020-11-24 | 国网河南省电力公司濮阳供电公司 | Calibrator for calibrating backup power automatic switching protection device |
| CN113595223A (en) * | 2021-07-29 | 2021-11-02 | 陈佃鹏 | Power-off switching system with multiple regions serving as standby power supplies |
-
2019
- 2019-01-28 CN CN201920140441.XU patent/CN209375238U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983370A (en) * | 2020-08-31 | 2020-11-24 | 国网河南省电力公司濮阳供电公司 | Calibrator for calibrating backup power automatic switching protection device |
| CN113595223A (en) * | 2021-07-29 | 2021-11-02 | 陈佃鹏 | Power-off switching system with multiple regions serving as standby power supplies |
| CN113595223B (en) * | 2021-07-29 | 2023-10-17 | 陈佃鹏 | Power-off switching system with multiple areas being standby power supplies |
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