CN106410658A - Electronic anti-tripping, opening, and closing monitoring device of distribution terminal - Google Patents
Electronic anti-tripping, opening, and closing monitoring device of distribution terminal Download PDFInfo
- Publication number
- CN106410658A CN106410658A CN201611051089.XA CN201611051089A CN106410658A CN 106410658 A CN106410658 A CN 106410658A CN 201611051089 A CN201611051089 A CN 201611051089A CN 106410658 A CN106410658 A CN 106410658A
- Authority
- CN
- China
- Prior art keywords
- jump
- module
- monitoring module
- combined floodgate
- distribution terminal
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B15/00—Supervisory desks or panels for centralised control or display
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses an electronic anti-tripping, opening, and closing monitoring device of a distribution terminal. An operating power supply is connected with an operating power supply protection module; and a signal indication transmission module is arranged between a signal power supply and a signal acquisition unit. A closing monitoring module and a tripping prevention module are arranged between a closing relay and a switch closing unit; an opening monitoring module is arranged between an opening relay and a switch opening unit; a first anti-tripping monitoring module is arranged between the closing relay and the opening relay; and a second anti-tripping monitoring module is arranged between the tripping prevention module and the operating power supply. Compared with the traditional relay type anti-tripping, opening, and closing monitoring device, the provided electronic anti-tripping, opening, and closing monitoring device employing the electronic component as a core device has advantages of small size, large operating power supply voltage range, and high electromagnetic compatibility protection capability and the like. In addition, the tripping prevention function of the distribution terminal can be realized by using the opening and closing loops of the distribution terminal directly without the need to add an auxiliary contact of a switch body; and the function of the anti-tripping loop for in-service and out-of-service software is also realized.
Description
Technical field
The invention belongs to distribution terminal operational power source circuit controls the application monitoring, particularly to a kind of distribution terminal
Electronic type anti-jump and point, combined floodgate monitoring arrangement.
Background technology
Switch is anti-jump and divides, combined floodgate surveillance technology is widely used to microcomputer protecting device, in the application of 10kV distribution terminal
Less.Existing anti-jump and point, combined floodgate surveillance technology be typically based on relay realize anti-jump and point, close a floodgate monitor, be based on
Its device volume of the technology of relay is larger, or even needs special anti-trip relay.Additionally, existing anti-jump and point, close a floodgate
Surveillance technology limits because of factors such as the actuating range of relay and impedances, also exist operation power working range less, can not be soft
The shortcomings of part anti-bouncing function.
Content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the invention provides using electronic devices and components as the distribution of core devices
The electronic type of terminal anti-jump and point, combined floodgate monitoring arrangement, have small volume, the big and achievable software of operation power working range prevent
The advantages of jump function.
The technical solution adopted for the present invention to solve the technical problems is：A kind of electronic type of distribution terminal anti-jump and point,
Combined floodgate monitoring arrangement, described distribution terminal includes operation power, signal power source, signal gathering unit, closing relay, separating brake continue
Electrical equipment, switch combined floodgate unit and switch separating brake unit, described operation power is connected with an operation power protection module, described signal
Power supply is connected with signal gathering unit by a signal designation transport module, and described closing relay passes through to close a floodgate to monitor mould respectively
Block is connected with switch combined floodgate unit with anti-jump module, and described separating brake relay passes through separating brake monitoring module and switch separating brake unit phase
Even, it is provided with one first anti-jump monitoring module, described anti-jump module and operation between described closing relay and separating brake relay
It is provided with one second anti-jump monitoring module between power supply.
Further, described operation power protection module is included by varistor Z1, Anti-surge resistor R1 and R2, TVS pipe group
The protection loop becoming, for automatic absorption surge current and protection back-end circuit.
Further, described combined floodgate monitoring module includes two current-limiting resistances being serially connected, between two current-limiting resistances also
It is connected with Zener diode, the outfan of described current-limiting resistance has been arranged in parallel protection electric capacity and protection diode, described protection
The outfan of electric capacity and protection diode is additionally provided with isolation optocoupler.
Further, described separating brake monitoring module includes two current-limiting resistances being serially connected, between two current-limiting resistances also
It is connected with Zener diode, the outfan of described current-limiting resistance has been arranged in parallel protection electric capacity and protection diode, described protection
The outfan of electric capacity and protection diode is additionally provided with isolation optocoupler.
Further, described first anti-jump monitoring module includes pressure limiting diode, isolation optocoupler and the resistance being sequentially connected, when
First anti-jump monitoring module conducting when closing relay is abnormal, the first anti-jump monitoring module cut-off when separating brake relay is abnormal,
Realize the anti-jump function for monitoring of non-sub-switching operation.
Further, described second anti-jump monitoring module includes pressure limiting diode, isolation optocoupler and the resistance being sequentially connected, real
The existing anti-jump function for monitoring of sub-switching operation, prevents anti-jump Module Fail during separating brake.
Further, described signal designation transport module include some for real-time instruction the first anti-jump monitoring module, second
The LED light of anti-jump monitoring module, combined floodgate monitoring module and separating brake monitoring module state.
Beneficial effects of the present invention have：A kind of electronic type of distribution terminal of the present invention anti-jump and point, combined floodgate monitoring arrangement, with
Electronic devices and components, as core devices, including operation power protection module, signal designation transport module, combined floodgate monitoring module, divide
Lock monitoring module, the first anti-jump monitoring module, the second anti-jump monitoring module and anti-jump module etc..Using electronic devices and components as core
Heart device, compare traditional relay system anti-jump and point, combined floodgate monitoring arrangement, have small volume, operating power voltage scope big,
The advantages of electromagnetic compatible protective ability is strong.Additionally, this device need not increase Switch main body auxiliary contact, directly pass through distribution terminal
Point, closing circuit, you can realize distribution terminal anti-bouncing function, be also equipped with software throw move back anti-jump loop function.
Brief description
Below in conjunction with the accompanying drawings and specific embodiment the invention will be further described, wherein：
Fig. 1 be the present invention anti-jump and point, the structural representation of combined floodgate monitoring arrangement；
Fig. 2 be the present invention anti-jump and point, the circuit theory diagrams of combined floodgate monitoring arrangement.
Specific embodiment
Referring to Fig. 1, Fig. 1 be the present invention anti-jump and point, the structural representation of combined floodgate monitoring arrangement.A kind of distribution of the present invention is eventually
The electronic type at end anti-jump and point, combined floodgate monitoring arrangement, described distribution terminal includes operation power 11, signal power source 12, signal are adopted
Collection unit 13, closing relay 14, separating brake relay 15, switch combined floodgate unit 16 and switch separating brake unit 17, described operation electricity
Source 11 is connected with an operation power protection module 21, and described signal power source 12 is adopted with signal by a signal designation transport module 22
Collection unit 13 is connected, and described closing relay 14 passes through combined floodgate monitoring module 23 and anti-jump module 24 and switch combined floodgate unit respectively
16 are connected, and described separating brake relay 15 is passed through separating brake monitoring module 25 and is connected with switch separating brake unit 17, described closing relay
It is provided with one first anti-jump monitoring module between 14 and separating brake relay 15, set between described anti-jump module 24 and operation power 11
It is equipped with one second anti-jump monitoring module.This device inputs two-way distribution terminal DC source, i.e. operation power 11 and signal power source
12, wherein operation power 11 is used for providing separating brake monitoring module 25 and the working power of combined floodgate monitoring module 23, and signal power source
12 are used for providing the isolation signals power supply 12 of each module.By combined floodgate monitoring module 23 monitor switch combined floodgate unit 16 conducting,
Cut-off state, monitors conducting, the cut-off state of switch separating brake unit 17 by separating brake monitoring module 25；Transmitted by signal designation
Module 22 indicates the first anti-jump monitoring module, the second anti-jump monitoring module, combined floodgate monitoring module 23 and separating brake monitoring module in real time
25 state, and the signal-isolated transmission that combined floodgate monitoring module 23 and separating brake monitoring module 25 are gathered is to distribution terminal；Logical
Cross the anti-bouncing function that the first anti-jump monitoring module, the second anti-jump monitoring module and anti-jump module 24 realize distribution terminal.One kind is joined
The electronic type of electric terminals anti-jump and point, combined floodgate monitoring arrangement, using electronic devices and components as core devices, there is small volume, operation
Power work scope is big and the advantages of achievable software anti-bouncing function, need not increase Switch main body auxiliary contact, directly pass through to join
Electric terminals divide, closing circuit, you can realize the anti-bouncing function of distribution terminal.
As shown in Fig. 2 operation power protection module 21 is included by varistor Z1, Anti-surge resistor R1 and R2, TVS pipe group
The protection loop becoming, for automatic absorption surge current and protection back-end circuit, DC+, D1- end is subject to common mode or differential mode interference
Afterwards, the protection circuit of Z1, R1, R2, TVS composition can automatic absorption surge current, it is to avoid back-end circuit is caused damage and disturbs.
Adopt Anti-surge resistor, varistor, the protection loop of TVS pipe composition between operation power 11 positive and negative electrode, prevent operation power
11 loops are interfered and the electronic circuit of whole device are caused to damage, for providing separating brake monitoring module 25 and supervision of closing a floodgate
The working power of module 23, possesses《DL/T 721-2013 distribution power automation terminal》The electromagnetic compatibility highest ranking of regulation requires,
Capacity of resisting disturbance is stronger.
Combined floodgate monitoring module 23 includes two current-limiting resistances being serially connected, and is also associated with voltage stabilizing between two current-limiting resistances
Diode, the outfan of described current-limiting resistance has been arranged in parallel protection electric capacity and protection diode, described protection electric capacity and protection
The outfan of diode is additionally provided with isolation optocoupler.During switch combined floodgate unit 16 conducting, combined floodgate monitoring module 23 exports high level
Signal, meets the wide operation power of DC36V-DC64V 11 voltage range；Additionally, this loop is also adopted by Anti-surge resistor, pressure-sensitive electricity
Resistance, the protection circuit of TVS pipe composition, prevent combined floodgate monitoring module 23 to be interfered and cause to damage or signal wrong report, anti-interference
Ability is stronger.As shown in Fig. 2 combined floodgate monitoring module 23 includes two current-limiting resistance R3 and R4 being serially connected, described R3 and R4
Between be also associated with a Zener diode D1, the outfan of described R4 has been arranged in parallel protection electric capacity C1 and protection diode D2,
The outfan of described C1 and D2 is additionally provided with isolation optocoupler U1, and R3, R4, D1, C1, D2, R4 have collectively constituted monitoring circuit, full
Foot breadth scope operation power.In addition, the principle of separating brake monitoring module 25 is with the principle of above-mentioned combined floodgate monitoring module 23, here is not superfluous
State.
Described first anti-jump monitoring module includes pressure limiting diode, isolation optocoupler and the resistance being sequentially connected, when combined floodgate continues
First anti-jump monitoring module conducting during electrical equipment 14 exception, when separating brake relay 15 exception, the first anti-jump monitoring module cut-off, real
The existing anti-jump function for monitoring of non-sub-switching operation.Described second anti-jump monitoring module includes pressure limiting diode, the isolation light being sequentially connected
Coupling and resistance, realize the anti-jump function for monitoring of sub-switching operation, prevent anti-jump module 24 during separating brake to lose efficacy.
First anti-jump monitoring module is connected between closing relay 14 and separating brake relay 15, using pressure limiting diode,
Resistance, the loop of isolation optocoupler composition, realize the anti-jump function for monitoring of non-sub-switching operation, that is, the closing relay 14 of distribution terminal goes out
Mouth exception or distribution terminal CPU output abnormality, when exporting switching voltage always, the first anti-jump monitoring module loop conducting, output
High level；But when separating brake relay 15 exports abnormal, the first anti-jump monitoring module loop cutoff.Pressure limiting diode is used for preventing
In the case of normal switch separating brake unit 17 conducting, combined floodgate monitoring module 23 and separating brake monitoring module 25 occur reporting anti-jump signal by mistake.
Second anti-jump monitoring module is connected to the normally opened electric shock of anti-trip relay and operation power 11 negative pole of anti-jump module 24
Between, using pressure limiting diode, resistance, isolation optocoupler composition loop, realize the anti-jump function for monitoring of sub-switching operation, that is, distribution is eventually
The closing relay 14 at end exports exception or distribution terminal CPU output abnormality, always in the case of output switching voltage, anti-with first
Jump monitoring module, the self-sustaining of anti-jump module 24 relay is realized in anti-jump module 24 cooperation, prevents anti-jump during distribution terminal separating brake
Module 24 lost efficacy.
Anti-jump module 24 is connected between the closing relay 14 of distribution terminal and switch combined floodgate unit 16, is continued using two-stage
Anti-bouncing function realized by electrical equipment and the first anti-jump monitoring module and the second anti-jump monitoring module cooperation.The closing relay of distribution terminal
14 outlet exceptions or distribution terminal CPU output abnormality, always in the case of output switching voltage, the first anti-jump monitoring module, second
Anti-jump monitoring module, anti-jump module 24 realize auto-lock function, disconnect the closing circuit of switch combined floodgate unit 16, thus realizing anti-jump
Jump function.
Signal gathering unit 13 and the first anti-jump monitoring module, the second anti-jump monitoring module, combined floodgate monitoring module 23 and point
Lock monitoring module 25 is connected, and gathers the signal of above-mentioned module respectively.Signal designation transport module 22 includes and some indicates for real-time
Combined floodgate monitoring module 23 and the LED light of separating brake monitoring module 25 state, using TLP127 optocoupler, resistance, LED light group
The anti-jump instruction of circuit realiration that becomes, sub-gate circuit state instruction and closing circuit state instruction, and by signal-isolated transmission to joining
Electric terminals, are easy to distribution terminal and carry out signals collecting.
The above, the simply better embodiment of the present invention, but the present invention is not limited to above-described embodiment, as long as
It reaches the technique effect of the present invention with any same or similar means, all should belong to protection scope of the present invention.
Claims (7)
1. a kind of electronic type of distribution terminal anti-jump and point, combined floodgate monitoring arrangement, described distribution terminal includes operation power（11）、
Signal power source（12）, signal gathering unit（13）, closing relay（14）, separating brake relay（15）, switch combined floodgate unit（16）
With switch separating brake unit（17）It is characterised in that：Described operation power（11）With an operation power protection module（21）Connect, institute
State signal power source（12）By a signal designation transport module（22）With signal gathering unit（13）It is connected, described closing relay
（14）Pass through combined floodgate monitoring module respectively（23）With anti-jump module（24）With switch combined floodgate unit（16）It is connected, described separating brake relay
Device（15）By separating brake monitoring module（25）With switch separating brake unit（17）It is connected, described closing relay（14）With separating brake relay
Device（15）Between be provided with one first anti-jump monitoring module, described anti-jump module（24）And operation power（11）Between be provided with one
Second anti-jump monitoring module.
2. a kind of electronic type of distribution terminal according to claim 1 anti-jump and point, combined floodgate monitoring arrangement, its feature exists
In：Described operation power protection module（21）Including the protection being made up of varistor Z1, Anti-surge resistor R1 and R2, TVS pipe
Loop, for automatic absorption surge current and protection back-end circuit.
3. a kind of electronic type of distribution terminal according to claim 1 anti-jump and point, combined floodgate monitoring arrangement, its feature exists
In：Described combined floodgate monitoring module（23）Including two current-limiting resistances being serially connected, it is also associated with steady between two current-limiting resistances
Pressure diode, the outfan of described current-limiting resistance has been arranged in parallel protection electric capacity and protection diode, described protection electric capacity and guarantor
The outfan of shield diode is additionally provided with isolation optocoupler.
4. a kind of electronic type of distribution terminal according to claim 1 anti-jump and point, combined floodgate monitoring arrangement, its feature exists
In：Described separating brake monitoring module（25）Including two current-limiting resistances being serially connected, it is also associated with steady between two current-limiting resistances
Pressure diode, the outfan of described current-limiting resistance has been arranged in parallel protection electric capacity and protection diode, described protection electric capacity and guarantor
The outfan of shield diode is additionally provided with isolation optocoupler.
5. a kind of electronic type of distribution terminal according to claim 1 anti-jump and point, combined floodgate monitoring arrangement, its feature exists
In：Described first anti-jump monitoring module includes pressure limiting diode, isolation optocoupler and the resistance being sequentially connected, and works as closing relay
（14）First anti-jump monitoring module conducting when abnormal, when separating brake relay（15）When abnormal, the first anti-jump monitoring module cut-off, real
The existing anti-jump function for monitoring of non-sub-switching operation.
6. a kind of electronic type of distribution terminal according to claim 1 anti-jump and point, combined floodgate monitoring arrangement, its feature exists
In：Described second anti-jump monitoring module includes pressure limiting diode, isolation optocoupler and the resistance being sequentially connected, and realizes sub-switching operation and prevents
Jump function for monitoring, prevent anti-jump module during separating brake（24）Lost efficacy.
7. a kind of electronic type of distribution terminal according to claim 1 anti-jump and point, combined floodgate monitoring arrangement, its feature exists
In：Described signal designation transport module（22）Including some for real-time instruction the first anti-jump monitoring module, the second anti-jump supervision
Module, combined floodgate monitoring module（23）With separating brake monitoring module（25）The LED light of state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051089.XA CN106410658B (en) | 2016-11-24 | 2016-11-24 | A kind of electronic type of distribution terminal is anti-jump and switching on and off monitoring arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051089.XA CN106410658B (en) | 2016-11-24 | 2016-11-24 | A kind of electronic type of distribution terminal is anti-jump and switching on and off monitoring arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106410658A true CN106410658A (en) | 2017-02-15 |
| CN106410658B CN106410658B (en) | 2018-11-06 |
Family
ID=58081717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611051089.XA Active CN106410658B (en) | 2016-11-24 | 2016-11-24 | A kind of electronic type of distribution terminal is anti-jump and switching on and off monitoring arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106410658B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599551A (en) * | 2018-05-14 | 2018-09-28 | 北京新能源汽车股份有限公司 | Transient impulse interference filtering module |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102420425A (en) * | 2011-12-26 | 2012-04-18 | 贵州航天天马机电科技有限公司 | Anti-surging protection device for computer controller |
| CN103323711A (en) * | 2013-06-09 | 2013-09-25 | 东北大学 | Low voltage grid-connected detection device and method of distributed new energy power generation system |
| CN104505805A (en) * | 2014-12-16 | 2015-04-08 | 榆林学院 | Breaker operating circuit for medium voltage system |
| CN204696804U (en) * | 2015-06-30 | 2015-10-07 | 山东鲁亿通智能电气股份有限公司 | A kind of anti-jump monitoring arrangement |
| CN204760336U (en) * | 2015-06-25 | 2015-11-11 | 西安交通大学 | Circuit breaker alternating current -direct current operation circuit |
| CN204835232U (en) * | 2015-06-16 | 2015-12-02 | 国网山东省电力公司济南供电公司 | Looped netowrk cabinet secondary circuit stator indicator |
| CN206272139U (en) * | 2016-11-24 | 2017-06-20 | 珠海许继电气有限公司 | A kind of electronic type of distribution terminal it is anti-jump and point, combined floodgate monitoring arrangement |
-
2016
- 2016-11-24 CN CN201611051089.XA patent/CN106410658B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102420425A (en) * | 2011-12-26 | 2012-04-18 | 贵州航天天马机电科技有限公司 | Anti-surging protection device for computer controller |
| CN103323711A (en) * | 2013-06-09 | 2013-09-25 | 东北大学 | Low voltage grid-connected detection device and method of distributed new energy power generation system |
| CN104505805A (en) * | 2014-12-16 | 2015-04-08 | 榆林学院 | Breaker operating circuit for medium voltage system |
| CN204835232U (en) * | 2015-06-16 | 2015-12-02 | 国网山东省电力公司济南供电公司 | Looped netowrk cabinet secondary circuit stator indicator |
| CN204760336U (en) * | 2015-06-25 | 2015-11-11 | 西安交通大学 | Circuit breaker alternating current -direct current operation circuit |
| CN204696804U (en) * | 2015-06-30 | 2015-10-07 | 山东鲁亿通智能电气股份有限公司 | A kind of anti-jump monitoring arrangement |
| CN206272139U (en) * | 2016-11-24 | 2017-06-20 | 珠海许继电气有限公司 | A kind of electronic type of distribution terminal it is anti-jump and point, combined floodgate monitoring arrangement |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599551A (en) * | 2018-05-14 | 2018-09-28 | 北京新能源汽车股份有限公司 | Transient impulse interference filtering module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106410658B (en) | 2018-11-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204204692U (en) | Current monitoring formula electronic arc-suppressor | |
| CN103646805B (en) | A kind of direct-current breaker topology | |
| CN203894386U (en) | Fault detection circuit and combination switch arranged in fault detection circuit | |
| CN101527234B (en) | Shunt release capable of detecting abnormal power state | |
| CN103631163B (en) | A kind of on-off circuit of AC power | |
| CN211628046U (en) | Digital signal acquisition circuit of power distribution switch monitoring terminal | |
| CN106410658A (en) | Electronic anti-tripping, opening, and closing monitoring device of distribution terminal | |
| CN202583416U (en) | New type residual-current circuit breaker switch-on and switch-off detection circuit | |
| CN208874279U (en) | A kind of improved breaker body unbalanced three-phase lines outlet loop | |
| CN204967234U (en) | Multi -functional residual current operated circuit breaker circuit | |
| CN204696376U (en) | A kind of changing voltage type leakage protecting plug | |
| CN202103400U (en) | Electronic release for intelligent MCCB | |
| CN206272139U (en) | A kind of electronic type of distribution terminal it is anti-jump and point, combined floodgate monitoring arrangement | |
| CN204189728U (en) | A kind of functional module of circuit breaker and circuit breaker | |
| CN203135401U (en) | AC invasion protection device for DC system of transformer substation | |
| CN203439864U (en) | Elevator control cabinet | |
| CN201584906U (en) | Thyristor trigger circuit for neutral point direct-current blocking device of transformer | |
| CN104901090A (en) | Voltage conversion type earth leakage protection plug | |
| CN206452094U (en) | Cross undervoltage intelligence from restoring to throne protection device | |
| CN205484714U (en) | Circuit is listened to killer switch state | |
| CN201281888Y (en) | Gang control device for electric fire alarm and fire alarm system | |
| CN208675104U (en) | A kind of multiple-channel output is under-voltage and short-circuit protection circuit | |
| CN208955640U (en) | A kind of Self-recover overvoltage-undervoltage protector | |
| CN110365322A (en) | A kind of digital output card | |
| CN205246778U (en) | Mimic -disconnecting switch for electric power |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |