CN207098611U - The positive and negative two-way anti-misoperation system of ring network power supply - Google Patents
The positive and negative two-way anti-misoperation system of ring network power supply Download PDFInfo
- Publication number
- CN207098611U CN207098611U CN201720536369.3U CN201720536369U CN207098611U CN 207098611 U CN207098611 U CN 207098611U CN 201720536369 U CN201720536369 U CN 201720536369U CN 207098611 U CN207098611 U CN 207098611U
- Authority
- CN
- China
- Prior art keywords
- incoming line
- electric
- main unit
- power supply
- cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
It the utility model is related to electric power electric technical field, more particularly to a kind of two-way anti-misoperation system of positive and negative ring network power supply.The positive and negative two-way anti-misoperation system of ring network power supply includes positive power supply anti-misoperation unit, reverse power supply anti-misoperation unit, electronics electrical verification key；The positive power supply anti-misoperation unit includes the first folding condition acquisition module and the first electric locking module；The reverse power supply anti-misoperation unit includes the second folding condition acquisition module and the second electric locking module；Subordinate is needed to authorize while to subordinate's power transmission, this mode solves the problems, such as that different ring main unit power transmission earthed switches do not have separating brake；Solve the problems, such as that single looped network cabinet wire misses splice grafting earthing knife-switch, avoid maloperation of multiple ring main units in looped network transmission process；Installation process is convenient and swift without having a power failure；The effective guarantee personal safety of operating personnel and the safe operation of equipment.
Description
Technical field
It the utility model is related to electric power electric technical field, more particularly to a kind of two-way anti-misoperation system of positive and negative ring network power supply
System.
Background technology
At present, ring main unit mainly includes one or one by the component units cabinet such as incoming line cabinet and outgoing line cabinet, every group of unit cabinet
Above incoming line cabinet, multiple unit cabinets form ring network power supply system, structural representation such as Fig. 1 institutes of ring network power supply by the connection of its incoming line cabinet
Show.Wherein, A units are A level ring-main unit cabinets, including cabinet 1, cabinet 2, cabinet 3 and cabinet 4, and wherein cabinet 2 is the incoming line cabinet of A units；B is mono-
Member is B level ring-main unit cabinets, including cabinet 1, cabinet 2, cabinet 3 and cabinet 4, and wherein cabinet 1 is unit B incoming line cabinet；B level ring-main unit cabinet inlet wires
The earthed switch of cabinet is G1-1, and the on-load switch (or being breaker) of A level ring-main unit cabinet incoming line cabinets is K2；A level looped network lists
The earthed switch of first cabinet incoming line cabinet is G2, and the on-load switch (or being breaker) of B level ring-main unit cabinet incoming line cabinets is K2-1, A
The incoming line cabinet of unit can be with positive and negative bidirectional power supply, high standard mode power with unit B incoming line cabinet.
The operating mechanism departure of ring-main unit cabinet is moved and manual+electronic two kinds of modes, usually, at on-load switch handle hole
Blocking device is installed, on-load switch can also be controlled by electric operating.On-load switch or open circuit in this unit interval of ring main unit
There is mechanical interlocked control between device and earthing, can realize that forced blocking is realized in following two kind five anti-requirement：
1st, on-load switch or breaker when knife closes a floodgate can be grounded and be unable to power transmission combined floodgate；
2nd, it can realize that earthed switch can not close a floodgate when on-load switch or breaker closing.
By forced blocking, the short circuit grounding failure of power transmission maloperation can be effectively prevented.
In ring main unit operation, according to the signal map analysis to more than, when K2 (on-load switch) power transmission of A units, B is mono-
1 spacing ground switch G1-1 of member must be gate-dividing state, otherwise will result in ground connection and short trouble.
But in the prior art, different units cabinet is not present due to being that independent unit cabinet is set between different units cabinet
The control of mechanical interlocking, powered the problem of missing splice grafting earthing knife-switch, the i.e. non-separating brake of B levels earthing, A levels are easily caused in operating process
Misdeliver the problem of electric；And it is this high standard quasi-mode of bidirectional power supply that existing ring main unit power supply mode is also mostly, so reversely supplying
When electric, above mentioned problem is equally existed.
Utility model content
(1) technical problems to be solved
The technical problems to be solved in the utility model is to provide a kind of two-way anti-misoperation system of positive and negative ring network power supply, with solution
Certainly multiple ring main units easy maloperation, the personal safety to operating personnel and safe operation of equipment when bidirectional loop network is powered easily are made
The problem of being done harm into prestige, particularly how to be solved the above problems under this high standard quasi-mode requirement of bidirectional power supply.
(2) technical scheme
It is in order to solve the above technical problems, provided by the utility model.A kind of two-way anti-misoperation system of positive and negative ring network power supply,
Characterized in that, it includes positive power supply anti-misoperation unit, reverse power supply anti-misoperation unit, electronics electrical verification key；It is described
Forward direction power supply anti-misoperation unit includes the first folding condition acquisition module and the first electric locking module；The reverse power supply is prevented
Maloperation unit includes the second folding condition acquisition module and the second electric locking module；
Under positive electric power thus supplied, the first folding condition acquisition module is arranged on connecing for B level ring-main unit cabinet incoming line cabinets
On ground switch, to detect the folding condition of earthed switch herein；Electronics electrical verification key and the first folding condition acquisition module
Connect to obtain earthed switch folding condition information herein；The first electric locking module and A level ring-main unit cabinet incoming line cabinets
On-load switch be connected, to control the folding of on-load switch herein；Electronics electrical verification key connects with the first electric locking module
Connect the folding condition information of the earthed switch of the first electric locking module input B level ring-main unit cabinet incoming line cabinets described in Shi Yixiang；
In the case of reverse power supply, the second folding condition acquisition module is arranged on connecing for A level ring-main unit cabinet incoming line cabinets
On ground switch, to detect the folding condition of earthed switch herein；Electronics electrical verification key and the second folding condition acquisition module
Connect to obtain earthed switch folding condition information herein；The second electric locking module and B level ring-main unit cabinet incoming line cabinets
On-load switch be connected, to control the folding of on-load switch herein；Electronics electrical verification key connects with the second electric locking module
Connect the folding condition information of the earthed switch of the second electric locking module input A level ring-main unit cabinet incoming line cabinets described in Shi Yixiang.
Wherein, the first folding condition acquisition module includes first state detection circuit and first authorizes interface, described
First electric locking module includes the first solution lock interface and the first electric locking terminal；The second folding condition acquisition module bag
Include the second state detection circuit and second and authorize interface, the second electric locking module includes the second solution lock interface and the second electricity
Sub- locking terminal；
The first state detection circuit is arranged on the earthed switch of B level ring-main unit cabinet incoming line cabinets；Described first awards
Power interface is connected with first state detection circuit, and the electronics electrical verification key authorizes Interference fit with described first, is being inserted
To obtain earthed switch folding condition information herein when entering the first mandate interface；The first electric locking terminal and A level looped networks
The on-load switch of unit cabinet incoming line cabinet is connected；The first solution lock interface is connected with the first electric locking terminal, the electricity
Sub- electrical verification key and the described first unblock Interference fit, when inserting the first solution lock interface with to the first electric locking terminal
Input the folding condition information of the earthed switch of B level ring-main unit cabinet incoming line cabinets；
Second state detection circuit is arranged on the earthed switch of A level ring-main unit cabinet incoming line cabinets；Described second awards
Power interface is connected with second state detection circuit, and the electronics electrical verification key authorizes Interference fit with described second, is being inserted
To obtain earthed switch folding condition information herein when entering the second mandate interface；The second electric locking terminal and B level looped networks
The on-load switch of unit cabinet incoming line cabinet is connected；The second solution lock interface is connected with the second electric locking terminal, the electricity
Sub- electrical verification key and the described second unblock Interference fit, when inserting the second solution lock interface with to the second electric locking terminal
Input the folding condition information of the earthed switch of A level ring-main unit cabinet incoming line cabinets.
Wherein, the auxiliary contact of the first state detection circuit and the earthed switch of B level ring-main unit cabinet incoming line cabinets connects
Connect；Second state detection circuit is connected with the auxiliary contact of the earthed switch of A level ring-main unit cabinet incoming line cabinets.
Wherein, the first electric locking terminal is the first electric padlock locking terminal, and the first solution lock interface is located at
In first electric padlock locking terminal；The first electric padlock locking terminal is arranged on A level ring-main unit cabinet incoming line cabinet loads
On the handle hole of switch；The second electric locking terminal is the second electric padlock locking terminal, the second solution lock interface position
In in the second electric padlock locking terminal；The second electric padlock locking terminal is born installed in B level ring-main unit cabinet incoming line cabinets
On the handle hole of lotus switch.
Wherein, the first electric locking terminal and the second electric locking terminal are anti-error electric operating control electricity
Road, the anti-error electric operating control circuit are arranged on the main inlet wire of corresponding motor-operating mechanism, and A level ring-main unit cabinets enter
The anti-error electric operating control circuit of line cabinet is connected with the described first solution lock interface；The anti-error electricity of B level ring-main unit cabinet incoming line cabinets
Dynamic operation control circuit is connected with the described second solution lock interface.
Wherein, the anti-error electric operating control circuit of A levels ring-main unit cabinet incoming line cabinet includes the first relay, the second relay
Device, the first node and the second node；First node connects with corresponding motor-operating mechanism, the second node and corresponding electronic behaviour
Make the power input connection of mechanism；First relay is connected between the first node and the second node, the second relay
It is connected between the first node and the second node；The anti-error electric operating control circuit of A level ring-main unit cabinet incoming line cabinets with it is corresponding
A level ring-main unit cabinet incoming line cabinet earthed switch auxiliary contact are connected between main incoming power.
Wherein, the anti-error electric operating control circuit of B levels ring-main unit cabinet incoming line cabinet includes the first relay, the second relay
Device, the first node and the second node；First node connects with corresponding motor-operating mechanism, the second node and corresponding electronic behaviour
Make the power input connection of mechanism；First relay is connected between the first node and the second node, the second relay
It is connected between the first node and the second node；The anti-error electric operating control circuit of B level ring-main unit cabinet incoming line cabinets with it is corresponding
B level ring-main unit cabinet incoming line cabinet earthed switch auxiliary contact are connected between main incoming power.
Wherein, in the first solution lock interface and the anti-error electric operating control circuit of A level ring-main unit cabinet incoming line cabinets
Second relay connects；Second state detection circuit, second authorize interface, the first solution lock interface and A level ring-main unit cabinets
The anti-error integrated setting of electric operating control circuit of incoming line cabinet.
Wherein, in the second solution lock interface and the anti-error electric operating control circuit of B level ring-main unit cabinet incoming line cabinets
Second relay connects；The first state detection circuit, first authorize interface, the second solution lock interface and B level ring-main unit cabinets
The anti-error integrated setting of electric operating control circuit of incoming line cabinet.
Wherein, the electronics electrical verification key include memory module and be sequentially connected power module, key controller module and
Electrical verification joint, electrical verification joint are engaged with the described first mandate interface and the second mandate interface；The memory module and the key
Spoon control module connection, to store the folding condition information of corresponding earthed switch；The electronics electrical verification key also includes display mould
Block and alarm modules, the display module are connected with the key controller module, to show the folding condition of corresponding earthed switch
Information；The alarm modules are connected with the key controller module, in the solution latching connector of electrical verification joint insertion first or the second unblock
Joint and corresponding on-load switch send a warning when being not turned on.
(3) beneficial effect
Above-mentioned technical proposal of the present utility model has the following advantages that：
In the two-way anti-misoperation system of the positive and negative ring network power supply of the utility model, forward direction power supply in the case of, B levels (or
For subordinate) the first folding condition acquisition module is installed on the earthed switch of ring-main unit cabinet incoming line cabinet, when earthed switch closes a floodgate,
First folding condition acquisition module exports block signal, the first folding condition acquisition module output unlocking when grounding switch tripping
Signal；Electronics electrical verification key is connected with the first folding condition acquisition module obtains earthed switch folding condition information；Electronics
To input B level ring-main unit cabinet incoming line cabinets to the first electric locking module when electrical verification key is connected with the first electric locking module
The folding condition information of earthed switch, on-load switch is just opened, carry out power transmission.During reverse power supply, the second folding condition collection mould
Block is arranged on the earthed switch of A levels (or being higher level) ring-main unit cabinet incoming line cabinet, the second electric locking module and B level looped networks
The on-load switch of unit cabinet incoming line cabinet is connected, to control the folding of on-load switch herein.
In the utility model, B level mandates are needed while to B levels (or being subordinate) power transmission, this mode solves
Different ring main unit power transmission earthed switches do not have the problem of separating brake；Solve the problems, such as that single looped network cabinet wire misses splice grafting earthing knife-switch, keep away
Exempt from maloperation of multiple ring main units in looped network transmission process；Installation process is convenient and swift without having a power failure；Effective guarantee operation
The personal safety of personnel and the safe operation of equipment.
Brief description of the drawings
Fig. 1 is the structural representation of ring network power supply in the prior art.
Fig. 2 is positive electric power thus supplied in the control structure of the two-way anti-misoperation system of the positive and negative ring network power supply of the utility model
Control principle schematic diagram；
Fig. 3 is the first shell mechanism and electronics electrical verification key of the two-way anti-misoperation system of the positive and negative ring network power supply of the utility model
The schematic diagram that spoon coordinates；
Fig. 4 is electronic unblock and the unblock of manual unlocking in the two-way anti-misoperation system of the positive and negative ring network power supply of the utility model
Schematic diagram；
Fig. 5 is the control of anti-error electric operating control circuit in the two-way anti-misoperation system of the positive and negative ring network power supply of the utility model
Principle schematic processed；
Fig. 6 is the second shell structure and electronics electrical verification key of the two-way anti-misoperation system of the positive and negative ring network power supply of the utility model
The schematic diagram that spoon coordinates.
In figure：1st, anti-error electric operating control circuit；2nd, the first relay；3rd, the second relay；4th, motor-operating mechanism；
5th, earthed switch auxiliary contact；6th, the first solution lock interface；7th, first interface is authorized；8th, electronics electrical verification key；9th, the first housing；
10th, the first node；11st, the second node；12nd, the second solution lock interface；13：Second authorizes interface；14th, the second housing.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to the scope of the utility model.
In description of the present utility model, it is to be understood that term " " center ", " top ", " bottom " " interior ", " outer ", " just ",
The orientation or position relationship of the instruction such as negation, " higher level ", " subordinate " be based on orientation shown in the drawings or position relationship, be only for
Be easy to describe the utility model and simplify to describe, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ",
" second " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
The two-way anti-misoperation system of positive and negative ring network power supply that the utility model embodiment provides includes the positive anti-error behaviour that powers
Make unit, reverse power supply anti-misoperation unit, electronics electrical verification key；The positive power supply anti-misoperation unit includes the first folding
State acquisition module and the first electric locking module；The reverse power supply anti-misoperation unit includes the second folding condition collection mould
Block and the second electric locking module；
Under positive electric power thus supplied, the first folding condition acquisition module is arranged on B levels (or being subordinate) ring-main unit
On the earthed switch of cabinet incoming line cabinet, to detect the folding condition of earthed switch herein；Electronics electrical verification key and first folding
State acquisition module is connected to obtain earthed switch folding condition information herein；The first electric locking module and A levels (or
For higher level) on-load switch of ring-main unit cabinet incoming line cabinet is connected, to control the folding of on-load switch herein；Electronics electrical verification key with
With connecing to the first electric locking module input B level ring-main unit cabinet incoming line cabinets during the first electric locking module connection
The folding condition information of ground switch；
In the case of reverse power supply, the second folding condition acquisition module is arranged on connecing for A level ring-main unit cabinet incoming line cabinets
On ground switch, to detect the folding condition of earthed switch herein；Electronics electrical verification key and the second folding condition acquisition module
Connect to obtain earthed switch folding condition information herein；The second electric locking module and B level ring-main unit cabinet incoming line cabinets
On-load switch be connected, to control the folding of on-load switch herein；Electronics electrical verification key connects with the second electric locking module
Connect the folding condition information of the earthed switch of the second electric locking module input A level ring-main unit cabinet incoming line cabinets described in Shi Yixiang.
In above-described embodiment, in the case of forward direction power supply, the is installed on the earthed switch of B level ring-main unit cabinet incoming line cabinets
One folding condition acquisition module, when earthed switch closes a floodgate, the first folding condition acquisition module output block signal, when ground connection is opened
First folding condition acquisition module output unlocking signal when closing separating brake；Electronics electrical verification key and first folding condition collection mould
Block connection obtains earthed switch folding condition information；With electric to first when electronics electrical verification key is connected with the first electric locking module
The folding condition information of the earthed switch of sub- lock modules input B level ring-main unit cabinet incoming line cabinets, just opens on-load switch, carries out
Power transmission.During reverse power supply, the second folding condition acquisition module is arranged on the earthed switch of A level ring-main unit cabinet incoming line cabinets, the
Two electric locking modules are connected with the on-load switch of B level ring-main unit cabinet incoming line cabinets, to control the folding of on-load switch herein.Its
In " A levels ", " B levels " be corresponding description, other modes name can also be used to give giving in the power supply of different directions
Supplier of electricity is distinguished with receiving electricity side.
In ring network power supply anti-misoperation system of the present utility model B level mandates, this side are needed while to B level power transmissions
Formula solves the problems, such as that different ring main unit power transmission earthed switches do not have separating brake；Solve single looped network cabinet wire and miss splice grafting earthing knife-switch
Problem, avoid maloperation of multiple ring main units in looped network transmission process；Installation process is convenient and swift without having a power failure；Effectively protect
The personal safety of operating personnel and the safe operation of equipment are hindered.
Specifically, as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 6, the first folding condition acquisition module include first state detection
Circuit and first authorizes interface 7, and the first electric locking module includes the first solution electric locking terminal of lock interface 6 and first；Second
Folding condition acquisition module includes the second state detection circuit and second authorizes interface 13, and the second electric locking module includes second
Solve the electric locking terminal of lock interface 12 and second；
First state detection circuit is arranged on the earthed switch of B level ring-main units cabinet (being specially unit B) incoming line cabinet (cabinet 1)
On G1-1；First mandate interface 7 is connected with first state detection circuit, and electronics electrical verification key 8 coordinates with the first mandate interface 7,
When inserting the first mandate interface 7 to obtain earthed switch folding condition information herein；First electric locking terminal and A level looped networks
The on-load switch K2 of unit cabinet (being specially A units) incoming line cabinet (cabinet 2) is connected；First solution lock interface 6 and first electric locking is whole
End connection, electronics electrical verification key 8 coordinate with the first solution lock interface 6, insert first solve lock interface 6 when with to the first electric locking
The folding condition information of the earthed switch of terminal input B level ring-main unit cabinet incoming line cabinets；
In above-described embodiment, when forward direction is powered, circuit is detected in the earthed switch G1-1 installation first states of unit B, when
When earthed switch G1-1 closes a floodgate, first state detection circuit output block signal, the first state when earthed switch G1-1 separating brakes
Detect circuit output unlocking signal；Electronics electrical verification key 8 with first mandate interface 7 coordinate, insert first authorize interface 7 when with
Obtain earthed switch folding condition information；First electric locking terminal and A level ring-main units cabinet (being specially A units) incoming line cabinet
The on-load switch K2 of (cabinet 2) is connected, and after the unlocking signal of electronics electrical verification key 8 is obtained, just opens on-load switch K2, is sent
Electricity；That is, it must could be operated with the electrical verification of electronics electrical verification key 8 when wanting power transmission on-load switch K2 to close a floodgate, the unlocking signal got
It is exactly that unit B earthed switch G1-1 separating brakes are not grounded, power transmission operation can be carried out.
Specifically, the second state detection circuit is arranged on A level ring-main units cabinet (being specially A units) incoming line cabinet (cabinet 2)
On earthed switch (G2)；Second mandate interface is connected with the second state detection circuit, and electronics electrical verification key 8 and second authorizes interface
Coordinate, when inserting the second mandate interface to obtain earthed switch folding condition information herein；Second electric locking terminal and B levels
The on-load switch K2-1 of ring-main unit cabinet (being specially unit B) incoming line cabinet (cabinet 1) is connected；Second solution lock interface is closed with the second electronics
Lock terminal connection, electronics electrical verification key 8 and second unlocks Interference fit, insert second solve lock interface when to be closed to the second electronics
Lock the earthed switch G2 of terminal input A level ring-main unit cabinet incoming line cabinets folding condition information.
During reverse power supply, the second state detection circuit is installed in the earthed switch G2 of A units, when earthed switch G2 closes a floodgate
When, the second state detection circuit output block signal, when earthed switch G2 separating brakes, the output of the second state detection circuit, which is unlocked, believes
Number；Electronics electrical verification key 8 and second authorizes Interference fit, when inserting the second mandate interface to obtain earthed switch G2 folding shapes
State information；Second electric locking terminal and the on-load switch K2-1 of B level ring-main units cabinet (being specially unit B) incoming line cabinet (cabinet 1)
It is connected, after the unlocking signal of electronics electrical verification key 8 is obtained, just opens on-load switch K2-1, carry out power transmission；That is, want power transmission
On-load switch K2-1 must could be operated when closing a floodgate with the electrical verification of electronics electrical verification key 8, and the unlocking signal got is exactly A units ground connection
Switch G2 separating brakes are not grounded, and can carry out power transmission operation.
Further, the auxiliary contact of first state detection circuit and the earthed switch of B level ring-main unit cabinet incoming line cabinets connects
Connect；Second state detection circuit is connected with the auxiliary contact of the earthed switch of A level ring-main unit cabinet incoming line cabinets.State detection circuit
State depend on earthed switch auxiliary contact state, when earthed switch closes a floodgate, state detection circuit export block signal,
When grounding switch tripping, state detection circuit exports unlocking signal.
Electric locking terminal, which is unlocked, in the utility model two kinds of forms, and one kind is manual mode, and one kind is electric model.
Manual mode is：First electric locking terminal is the first electric padlock locking terminal, and the first solution lock interface 6 is positioned at the
In one electric padlock locking terminal；First electric padlock locking terminal is arranged on A level ring-main unit cabinet incoming line cabinet on-load switches
On handle hole；Second electric locking terminal is the second electric padlock locking terminal, and the second solution lock interface is located at the second electric padlock
In locking terminal；Second electric padlock locking terminal is arranged on the handle hole of B level ring-main unit cabinet incoming line cabinet on-load switches.Just
To power supply, the first electric padlock locking terminal is opened by electronics electrical verification key 8, manually by the first electric padlock locking terminal from
Handle hole is removed, and then carries out on-load switch K2 operation；Reverse power supply, the second electronics is opened by electronics electrical verification key 8 and hung
Locking locks terminal, manually removes the second electric padlock locking terminal from handle hole, and then carries out on-load switch K2-1 operation.
Electric model：First electric locking terminal and the second electric locking terminal are anti-error electric operating control circuit 1
(such as in Fig. 5), anti-error electric operating control circuit 1 be arranged on the main inlet wire of corresponding motor-operating mechanism 4 (i.e. with A level rings
Anti-error electric operating control circuit associated net unit cabinet incoming line cabinet on-load switch K2 is arranged on A level ring-main unit cabinet incoming line cabinets
Motor-operating mechanism main inlet wire on, control on-load switch K2 folding by controlling motor-operating mechanism herein；
The anti-error electric operating control circuit associated with B level ring-main unit cabinet incoming line cabinet on-load switches K2-1 is arranged on B level looped network lists
On the main inlet wire of the motor-operating mechanism 4 of first cabinet incoming line cabinet, load is controlled to open by controlling motor-operating mechanism herein
Close K2-1 folding), the anti-error electric operating control circuit of A level ring-main unit cabinet incoming line cabinets is connected with the first solution lock interface 6；B
The anti-error electric operating control circuit of level ring-main unit cabinet incoming line cabinet is connected with the second solution lock interface.Electronics electrical verification key 8 inserts
First solution lock interface 6 or second solves lock interface, and electric operating machine is automatically controlled by corresponding anti-error electric operating control circuit
Structure, and then realize the folding of corresponding on-load switch.
Further, as shown in figure 5, the anti-error electric operating control circuit 1 of A level ring-main unit cabinet incoming line cabinets includes first
Relay 2, the second relay 3, the first node 10 and the second node 11；First node 10 connects with corresponding motor-operating mechanism 4
Connect, the second node 11 connects with the power input of corresponding motor-operating mechanism 4；First relay 2 is connected to the first node
And second between node, the second relay 3 is connected between the first node and the second node；Further, the first solution lock interface 6
It is connected with the second relay in the anti-error electric operating control circuit of A level ring-main unit cabinet incoming line cabinets；A level ring-main unit cabinets enter
A level ring-main unit cabinet incoming line cabinet earthed switches are connected between the anti-error electric operating control circuit of line cabinet and corresponding main incoming power
Auxiliary contact 5.Because being required according to anti-misoperation, auxiliary contact folding herein is patrolled with the folding of corresponding motor-operating mechanism
It is consistent to collect.Electric operating can carry out remote operation and local operation, and electrically operated principle is actually in A units
Cabinet 2 is found into electrically operated motor-operating mechanism 4, the main inlet wire of motor-operating mechanism 4 with an anti-error electric operating
The control of control circuit 1 is got up.
In above-mentioned control circuit, the first solution lock interface 6, which is connected to after electrical verification unlocking information, to be triggered the second relay 3 and works, the
Two relays 3 connect the first node 10 with the second node 11, and corresponding motor-operating mechanism 4 works, control on-load switch K2
Combined floodgate power transmission；Meanwhile first node 10 connected with the second node 11 after, the first relay 2 obtains power supply, and the work that is triggered,
After electronics electrical verification key 88 is removed, in the case that the disconnection of the second relay 3 is stopped, the constant conduction work of the first relay 2
Make, maintain the work of motor-operating mechanism 4, power transmission state continues.
Further, during positive power supply, it is above-mentioned prevent electric operating misdeliver electrically operated operation principle can do it is described below：
3.1A units earthed switch (G2) is connected in series to power supply major loop, is accessed by the first relay 2 and the second relay 3
Corresponding motor-operating mechanism 4, after earthed switch G2 separating brakes, earthed switch G2 auxiliary contact 5 turn on；After earthed switch G2 closes a floodgate
Auxiliary contact are disconnected, and major loop is stopped power supply；When now operating the on-load switch of A unit cabinets 2 combined floodgate, controlled by mechanical interlocking
System, it is necessary to which, first by earthed switch G2 separating brakes, major loop ground auxiliary contact are begun to turn on after separating brake, pass through electronics electrical verification key 88
After getting unlocking instruction after electrical verification, electronics electrical verification key 88 and electrical verification interface (the first solution lock interface 66) control circuit communication, drive
Dynamic second relay 3 (KA2) conducting, after the conducting of the second relay 3 (KA2), the first relay 2 (KA1) obtains power supply and starts to protect
Conducting is held, now motor-operating mechanism 4 obtains power supply, and electronics electrical verification key 88, which is removed, completes combined floodgate power transmission.
Directly carrying out a distant place and local operation during the 3.2 electronic separating brake of needs can complete, after power failure, at on-load switch KA2
In gate-dividing state, earthed switch G2 can be closed a floodgate, carry out inspection operation flow, be now grounded auxiliary contact and be in open circuit shape
State, the step of rear power transmission operation need to repeat 3.1 is overhauled.
Similarly, the anti-error electric operating control circuit of B levels ring-main unit cabinet incoming line cabinet includes the first relay, the second relay
Device, the first node and the second node；First node connects with corresponding motor-operating mechanism, the second node and corresponding electronic behaviour
Make the power input connection of mechanism；First relay is connected between the first node and the second node, the connection of the second relay
Between the first node and the second node, similarly, the second solution lock interface and the anti-error electronic behaviour of B level ring-main unit cabinet incoming line cabinets
Make the second relay connection in control circuit；The anti-error electric operating control circuit of B level ring-main unit cabinet incoming line cabinets with it is corresponding
B level ring-main unit cabinet incoming line cabinet earthed switch auxiliary contact are connected between main incoming power.Because being required according to anti-misoperation, this
The auxiliary contact folding at place is consistent with the folding logic of corresponding motor-operating mechanism.Electric operating can be grasped remotely
Make and local operation, electrically operated principle are actually to be found in unit B cabinet 1 into electrically operated electric operating machine
Structure, the main inlet wire of motor-operating mechanism is got up with an anti-error electric operating control circuit control.
Similarly, during reverse power supply, prevent electric operating from misdelivering electrically operated operation principle as above.It will not be repeated here.
Preferably, as shown in fig. 6, the second state detection circuit, the second mandate interface 13, first solve lock interface 6 and A level rings
The anti-error integrated setting of electric operating control circuit of net unit cabinet incoming line cabinet, is such as integrally disposed on the second housing 14；
It is more convenient by integrated setting, more compact structure, installation.
Preferably, as shown in figure 3, first state detection circuit, the first mandate interface 7, second solve lock interface 12 and B level rings
The 1 integrated setting of anti-error electric operating control circuit of net unit cabinet incoming line cabinet, as shown in figure 3, can be integrally disposed in
On first housing 9；It is more convenient by integrated setting, more compact structure, installation.
Specifically, electronics electrical verification key 8 includes memory module and the power module being sequentially connected, key controller module and tested
Electric connection, electrical verification joint authorize interface to be engaged with the first mandate interface 7 and second；Memory module connects with key controller module
Connect, to store the folding condition information of corresponding earthed switch；Electronics electrical verification key 8 also includes display module and alarm modules, shows
Show that module is connected with key controller module, to show the folding condition information of corresponding earthed switch；Alarm modules and key controller
Module connects, and is sent out when the solution latching connector of electrical verification joint insertion first or the second solution latching connector and corresponding on-load switch are not turned on
Go out warning information.
It the above is only preferred embodiment of the present utility model, it is noted that for the ordinary skill people of the art
Member for, on the premise of the utility model technical principle is not departed from, some improvement and modification can also be made, these improve and
Modification also should be regarded as the scope of protection of the utility model.
Claims (10)
- A kind of 1. two-way anti-misoperation system of positive and negative ring network power supply, it is characterised in that it include positive power supply anti-misoperation unit, Reverse power supply anti-misoperation unit, electronics electrical verification key；The positive power supply anti-misoperation unit is adopted including the first folding condition Collect module and the first electric locking module；The reverse power supply anti-misoperation unit includes the second folding condition acquisition module and the Two electric locking modules；Under positive electric power thus supplied, the ground connection that the first folding condition acquisition module is arranged on B level ring-main unit cabinet incoming line cabinets is opened Shut, to detect the folding condition of earthed switch herein；Electronics electrical verification key is connected with the first folding condition acquisition module To obtain earthed switch folding condition information herein；The first electric locking module is negative with A level ring-main unit cabinet incoming line cabinets Lotus switch is connected, to control the folding of on-load switch herein；When electronics electrical verification key is connected with the first electric locking module To input the folding condition information of the earthed switch of B level ring-main unit cabinet incoming line cabinets to the first electric locking module；In the case of reverse power supply, the ground connection that the second folding condition acquisition module is arranged on A level ring-main unit cabinet incoming line cabinets is opened Shut, to detect the folding condition of earthed switch herein；Electronics electrical verification key is connected with the second folding condition acquisition module To obtain earthed switch folding condition information herein；The second electric locking module is negative with B level ring-main unit cabinet incoming line cabinets Lotus switch is connected, to control the folding of on-load switch herein；When electronics electrical verification key is connected with the second electric locking module To input the folding condition information of the earthed switch of A level ring-main unit cabinet incoming line cabinets to the second electric locking module.
- 2. the positive and negative two-way anti-misoperation system of ring network power supply as claimed in claim 1, it is characterised in that the first folding shape State acquisition module includes first state detection circuit and first authorizes interface, and the first electric locking module includes the first unblock Interface and the first electric locking terminal；The second folding condition acquisition module includes the second state detection circuit and second and authorized Interface, the second electric locking module include the second solution lock interface and the second electric locking terminal；The first state detection circuit is arranged on the earthed switch of B level ring-main unit cabinet incoming line cabinets；First mandate connects Mouthful be connected with first state detection circuit, the electronics electrical verification key and the described first mandate Interference fit, inserting the One authorizes during interface to obtain earthed switch folding condition information herein；The first electric locking terminal and A level ring-main units The on-load switch of cabinet incoming line cabinet is connected；The first solution lock interface is connected with the first electric locking terminal, and the electronics is tested Electrical key with described first unblock Interference fit, insert first solution lock interface when with to the first electric locking terminal input The folding condition information of the earthed switch of B level ring-main unit cabinet incoming line cabinets；Second state detection circuit is arranged on the earthed switch of A level ring-main unit cabinet incoming line cabinets；Second mandate connects Mouthful be connected with second state detection circuit, the electronics electrical verification key and the described second mandate Interference fit, inserting the Two authorize during interface to obtain earthed switch folding condition information herein；The second electric locking terminal and B level ring-main units The on-load switch of cabinet incoming line cabinet is connected；The second solution lock interface is connected with the second electric locking terminal, and the electronics is tested Electrical key with described second unblock Interference fit, insert second solution lock interface when with to the second electric locking terminal input The folding condition information of the earthed switch of A level ring-main unit cabinet incoming line cabinets.
- 3. the positive and negative two-way anti-misoperation system of ring network power supply as claimed in claim 2, it is characterised in that the first state inspection Slowdown monitoring circuit is connected with the auxiliary contact of the earthed switch of B level ring-main unit cabinet incoming line cabinets；Second state detection circuit and A levels The auxiliary contact connection of the earthed switch of ring-main unit cabinet incoming line cabinet.
- 4. the positive and negative two-way anti-misoperation system of ring network power supply as claimed in claim 3, it is characterised in that：First electronics closes Lock terminal is the first electric padlock locking terminal, and the first solution lock interface is located in the first electric padlock locking terminal；It is described First electric padlock locking terminal is arranged on the handle hole of A level ring-main unit cabinet incoming line cabinet on-load switches；Second electronics Locking terminal is the second electric padlock locking terminal, and the second solution lock interface is located in the second electric padlock locking terminal；Institute The second electric padlock locking terminal is stated on the handle hole of B level ring-main unit cabinet incoming line cabinet on-load switches.
- 5. the positive and negative two-way anti-misoperation system of ring network power supply as claimed in claim 3, it is characterised in that：First electronics closes It is anti-error electric operating control circuit to lock terminal and the second electric locking terminal, the anti-error electric operating control circuit It is arranged on the main inlet wire of corresponding motor-operating mechanism, the anti-error electric operating control circuit of A level ring-main unit cabinet incoming line cabinets It is connected with the described first solution lock interface；The anti-error electric operating control circuit of B level ring-main unit cabinet incoming line cabinets and the described second solution Lock interface connects.
- 6. the positive and negative two-way anti-misoperation system of ring network power supply as claimed in claim 5, it is characterised in that：A level ring-main unit cabinets The anti-error electric operating control circuit of incoming line cabinet includes the first relay, the second relay, the first node and the second node；First Node connects with corresponding motor-operating mechanism, and the second node connects with the power input of corresponding motor-operating mechanism；Institute The first relay is stated to be connected between the first node and the second node, the second relay be connected to the first node and the second node it Between；A level looped network lists are connected between the anti-error electric operating control circuit of A level ring-main unit cabinet incoming line cabinets and corresponding main incoming power First cabinet incoming line cabinet earthed switch auxiliary contact.
- 7. the positive and negative two-way anti-misoperation system of ring network power supply as claimed in claim 5, it is characterised in that：B level ring-main unit cabinets The anti-error electric operating control circuit of incoming line cabinet includes the first relay, the second relay, the first node and the second node；First Node connects with corresponding motor-operating mechanism, and the second node connects with the power input of corresponding motor-operating mechanism；Institute The first relay is stated to be connected between the first node and the second node, the second relay be connected to the first node and the second node it Between；B level looped network lists are connected between the anti-error electric operating control circuit of B level ring-main unit cabinet incoming line cabinets and corresponding main incoming power First cabinet incoming line cabinet earthed switch auxiliary contact.
- 8. the positive and negative two-way anti-misoperation system of ring network power supply as claimed in claim 6, it is characterised in that：The first solution interlocking Mouth is connected with the second relay in the anti-error electric operating control circuit of A level ring-main unit cabinet incoming line cabinets；Second state Detect the anti-error electric operating control circuit of circuit, the second mandate interface, the first solution lock interface and A level ring-main unit cabinet incoming line cabinets Integrated setting.
- 9. the positive and negative two-way anti-misoperation system of ring network power supply as claimed in claim 7, it is characterised in that：The second solution interlocking Mouth is connected with the second relay in the anti-error electric operating control circuit of B level ring-main unit cabinet incoming line cabinets；The first state Detect the anti-error electric operating control circuit of circuit, the first mandate interface, the second solution lock interface and B level ring-main unit cabinet incoming line cabinets Integrated setting.
- 10. the two-way anti-misoperation system of positive and negative ring network power supply as described in claim 2 or 9, it is characterised in that the electronics is tested Electrical key includes memory module and the power module, key controller module and the electrical verification joint that are sequentially connected, electrical verification joint with it is described First mandate interface and the second mandate interface are engaged；The memory module is connected with the key controller module, to store phase Answer the folding condition information of earthed switch；The electronics electrical verification key also includes display module and alarm modules, the display mould Block is connected with the key controller module, to show the folding condition information of corresponding earthed switch；The alarm modules with it is described Key controller module connects, and in the solution latching connector of electrical verification joint insertion first or the second solution latching connector, corresponding on-load switch does not have Sent a warning during opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720536369.3U CN207098611U (en) | 2017-05-16 | 2017-05-16 | The positive and negative two-way anti-misoperation system of ring network power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720536369.3U CN207098611U (en) | 2017-05-16 | 2017-05-16 | The positive and negative two-way anti-misoperation system of ring network power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207098611U true CN207098611U (en) | 2018-03-13 |
Family
ID=61551364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720536369.3U Expired - Fee Related CN207098611U (en) | 2017-05-16 | 2017-05-16 | The positive and negative two-way anti-misoperation system of ring network power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207098611U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972489A (en) * | 2017-05-16 | 2017-07-21 | 国网山东省电力公司菏泽供电公司 | The positive and negative two-way anti-misoperation system of ring network power supply |
-
2017
- 2017-05-16 CN CN201720536369.3U patent/CN207098611U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972489A (en) * | 2017-05-16 | 2017-07-21 | 国网山东省电力公司菏泽供电公司 | The positive and negative two-way anti-misoperation system of ring network power supply |
| CN106972489B (en) * | 2017-05-16 | 2023-10-27 | 国网山东省电力公司菏泽供电公司 | Forward and reverse looped network power supply bidirectional misoperation prevention system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105488872B (en) | Switch cubicle anti-misoperation locking device and its method of work | |
| CN201150012Y (en) | Locking device for safely monitoring electric power line | |
| CN206451986U (en) | It is easy to the power distribution automation station institute terminal of wiring | |
| CN205476947U (en) | Remote management intelligence cabinet lock | |
| CN205985599U (en) | Prevent cable of opening a way | |
| CN109532550A (en) | A kind of control system of split type alternating-current charging pile | |
| CN209365943U (en) | A kind of control system of split type alternating-current charging pile | |
| CN204044230U (en) | With the high voltage display device that error proof locking system of microcomputer is supporting | |
| CN206790101U (en) | A kind of ring network power supply anti-misoperation system | |
| CN207098611U (en) | The positive and negative two-way anti-misoperation system of ring network power supply | |
| CN106972489A (en) | The positive and negative two-way anti-misoperation system of ring network power supply | |
| CN106655463B (en) | Safe related function and sound-light alarm integrated logic system for voltage parallel device | |
| CN206957441U (en) | Mine flameproof and intrinsically safe throttle control device | |
| CN205657497U (en) | Online management system of earthing for work line | |
| CN102881491A (en) | Passive forcible locking device | |
| CN108832624A (en) | Voltage security parallel device | |
| CN110273587B (en) | Anti-misoperation lockset of ring main unit grounding switch | |
| CN209365929U (en) | A kind of split type alternating-current charging pile | |
| CN107069719A (en) | A kind of ring network power supply anti-misoperation system | |
| CN103269034A (en) | Intelligent on-line anti-error protection system | |
| CN203086118U (en) | 10kV cable network feeder automation device | |
| CN207149445U (en) | Plant equipment control device and system | |
| CN109450055A (en) | Bluetooth charging head and Bluetooth charging device | |
| CN107575096A (en) | A kind of security tool box for electric power overhaul | |
| CN207098759U (en) | Multifunctional error electrical verification main frame and distribution net equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |