CN110345643A - Water heater external hot water circuit control system and control method - Google Patents
Water heater external hot water circuit control system and control method Download PDFInfo
- Publication number
- CN110345643A CN110345643A CN201910786406.XA CN201910786406A CN110345643A CN 110345643 A CN110345643 A CN 110345643A CN 201910786406 A CN201910786406 A CN 201910786406A CN 110345643 A CN110345643 A CN 110345643A
- Authority
- CN
- China
- Prior art keywords
- water
- return
- hot
- water heater
- water pump
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/12—Arrangements for connecting heaters to circulation pipes
- F24H9/13—Arrangements for connecting heaters to circulation pipes for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The present invention proposes water heater external hot water circuit control system and control method.From the check valve on the water return pipeline that hot-water line flows to cold water pipe, it further include the return water water pump for being serially connected on the cold water pipe of water return pipeline and the intelligent socket for the insertion of the power supply of hot water supply device and return water water pump, intelligent socket includes circuit board, for detecting the power sensor whether water heater runs and the wireless communication module for mutually passing data with mobile terminal, the power circuit of return water water pump is equipped with relay, power sensor feeds back to the control module of circuit board when detecting water heater operation to open the relay, drive return water water pump operation, realize the circulating-heating of water in hot-water line.Has the advantages that structure simple, compact, easy disassembly, low in cost, more intelligent.
Description
Technical field
The present invention relates to water heater external hot water circuit control systems and control method.
Background technique
Water heater is mounted on the positions such as balcony or kitchen by resident common at present, farther out apart from toilet, hot water system
System is typically all to be connected on tap or shower by single hot-water line.When user needs using hot water, due to hot-water line
In one section of water retaining cooled down, therefore what is released first is cold water, and hot water could in place, especially after needing to bleed off cold water
It is north cold area, waits the hot water time longer, the cold water for needing to bleed off is more, this results on the one hand influencing making for user
With comfort and convenience, on the other hand also result in a large amount of water waste.
Raising and the improvement of people's living standards with people to the attention rate of domestic environment, occur successively on the market
The hot water cyclesystem of some circumscribeds is set before water recovery apparatus by the way that water recovery apparatus is arranged before the cooling water inlet of water heater
Water flow switch is set, and is connected to hot-water line with the cold water pipe before water flow switch by way of return pipe or without return pipe, water flow
Be additionally provided with check valve on cold water pipe before switch, water recovery apparatus is equipped with water pump, control panel, display screen, the system need using
The components such as water flow switch, control panel, display, structure is complicated, and water recovery apparatus is bulky, generally requires by wall
It punches on body and is fixed using the mode of wood screw and screw, dismounting is inconvenient, and is particularly due to the space one in kitchen
As than narrow, lower space is extremely limited after water heater installation, and the installation of bulky water recovery apparatus is very difficult bothersome.
Summary of the invention
The present invention proposes that a kind of structure is simple, compact, easy disassembly, the external heat of low-cost water heater
Water circulation control system；The object of the invention is also to provide a kind of external hot water circuit control methods of water heater.
Water heater of the invention is achieved in that outside water heater with the technical solution of external hot water circuit control system
Connecing hot water circuit control system includes the check valve being located at from the water return pipeline that hot-water line flows to cold water pipe, further includes for going here and there
It connects the return water water pump on the cold water pipe of water return pipeline and the intelligence for the insertion of the power supply of hot water supply device and return water water pump is inserted
Seat, intelligent socket include circuit board, power sensor and be used for mutual with mobile terminal for detecting whether water heater runs
The wireless communication module of data is passed, the power circuit of return water water pump is equipped with relay, and power sensor detects that water heater is transported
The control module of circuit board is fed back to when row to open the relay, drives return water water pump operation, realizes water in hot-water line
Circulating-heating.
The program has the beneficial effect that: external hot water circuit control system of the invention is used, only by water heater
Socket improve so that socket has the function of that detection is inserted in the power of water heater thereon, to pass through monitoring hot water
The changed power of device knows that water heater working, water heater working represent client and need using hot water, and user opens first after going home
Then hot water tap once changes one's clothes or prepares body washing agent, and water heater itself starts automatically after tap is opened,
At this point, the power sensor on socket obtains information and controls the starting of return water water pump, hot water circuit is realized；System is inserted by intelligence
Seat and the control of mobile terminal Internet of Things, compared with the existing technology, the system structure is simple, and no setting is required water flow switch, control plane
Plate, display screen etc., it is often more important that water recovery apparatus only needs return water water pump, and volume is substantially reduced, and lighter weight, directly
It can be serially connected on the hard tube of the cooling water inlet of water heater lower part, by the support of hard tube, without wall drilling and make
It is fixed with screw, and due to compact, mount and dismount it is very convenient, it is very narrow for some spaces, no
Convenient space is also able to achieve normal mounting use, improves applicability.
On the basis of above scheme, further improvement is as follows, and the return water water pump is W9M water pump.Import water pump tool
Have the advantages that small in size, light weight, noise is small for operation, powerful, is very suitable for small space installation, is suitble to noise ratio
More sensitive family uses.
Water heater of the invention is achieved in that outside water heater with the technical solution of external hot water circuit control method
Connect hot water circuit control method, user opens hot water effluent's threshold switch and stops n seconds to start water heater working, on intelligent socket
Power sensor detect water heater working, the control module of circuit board opens relay after receiving the feedback of power sensor
Device, return water water pump obtain it is electric after start and the water inlet that drives water in water return pipeline towards water heater flows, water flow is washed open unidirectionally
Valve, the water after heating flow to hot-water line from the water outlet of water heater, and control module control relay disconnects behind setting time interval
So that return water water pump is out of service.
The program has the beneficial effect that: the control method only needs on water recovery apparatus without being controlled by water recovery apparatus
Water pump, therefore using control method when has the advantages that low in cost, convenient for disassembly and assembly, is suitable for large-scale promotion and application.
On the basis of above scheme, further improvement is as follows, and user passes through the long-range one-key start of cell phone client, mobile phone
Client is by radioing to the wireless communication module of intelligent socket, and control relay is opened after control module receives signal
To start return water pump working, hot water circuit is realized.As the application of Internet of Things, the Starting mode is very useful, because most
People uses intelligent machine, can be started by mobile phone one-key before going home, reservation water for bathing, and realization is direct without waiting after going home
The characteristics of with water, improves comfort.
On the basis of above scheme, further improvement is as follows, and user passes through cell phone client and sets starting time, mobile phone
By radioing to the wireless communication module of intelligent socket after client timing, control module controls after receiving signal
Relay is opened to start return water pump working, realizes hot water circuit.Start by set date is also a kind of common Starting mode, is used
Technology of Internet of things is timed by cell phone client whenever and wherever possible, very convenient.
On the basis of above scheme, it is further improved as follows, the starting time of molding block record water heater, and by data
Save, reach in the starting probability of certain time period and be recorded as the common starting period after setting probability, control module control after
Electric appliance is opened in the common starting period, to start return water pump working, realizes hot water circuit.Which is that AI is intelligently learnt by oneself
Habit mode is analyzed by recording the use habit of user, and according to data so as to the habit time self-starting selected at this,
It is more intelligent, improve comfort.
On the basis of above scheme, further improvement is as follows, and the range of the n is 1-3.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the specific embodiment structural schematic diagram (nothing time of the external hot water circuit control system of water heater of the invention
Water pipe)；
Fig. 2 is the schematic illustration of intelligent socket；
Fig. 3 is that water heater of the invention (has back with the structural schematic diagram of another embodiment of external hot water circuit control system
Water pipe)；
Wherein: 1- hot-water line, 2- cold water pipe, 3- return pipe, 4- check valve, 5- threeway, 6- intelligent socket, 61- circuit board, 62-
Relay, 63- wireless communication module, 64- power sensor, 7- return water water pump, 8- water heater, 9- power supply line, 10- mobile phone terminal,
The end 11-PC, 12- tap, H- water return pipeline.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The specific embodiment of the external hot water circuit control system of water heater of the invention: as shown in Figs. 1-2, water heater is used
External hot water circuit control system includes the check valve 4 being located at from the water return pipeline H that hot-water line 1 flows to cold water pipe 2, further includes
It return water water pump 7 for being serially connected on the cold water pipe 2 of water return pipeline H and is inserted for the power supply of hot water supply device 8 and return water water pump 7
The intelligent socket 6 entered, intelligent socket 6 include circuit board 61, for detect power sensor 64 that whether water heater 8 runs and
For mutually passing the wireless communication module 63 of data, the power circuit of return water water pump 7 with mobile terminal (mobile phone terminal 10 or the end PC 11)
It is equipped with relay 62, power sensor 64, which detects, feeds back to the control module of circuit board 61 when water heater 8 is run to open
The relay 62, driving return water water pump 7 are run, and realize the circulating-heating of water in hot-water line 1.Return water water pump 7 is W9M water pump.
The import water pump has many advantages, such as that small in size, light weight, noise is small for operation, powerful, be very suitable for small space installation,
It is suitble to use the more sensitive family of noise ratio.
Application method, client can be started by following four mode:
(1) water control starts
User opens hot water effluent's threshold switch (such as shower switch or tap) and stops n(and can be 1-3 seconds) second to be to start heat
Hydrophone 8 works.At this point, the power sensor 64 on intelligent socket 6 detects that water heater 8 works, the control module of circuit board 61
Receive and open relay 62 after the feedback of power sensor 64, return water water pump 7 it is electric after start and drive in water return pipeline H
The water inlet of water towards water heater 8 flows, and water flow washes check valve 4 open, and the water after heating flows to hot water from the water outlet of water heater 8
Pipe 1, control module control relay 62 disconnects so that return water water pump 7 is out of service behind setting time interval.The control method without
Need to be controlled by water recovery apparatus, only need water pump on water recovery apparatus, thus using have when the control method it is low in cost,
Advantage convenient for disassembly and assembly, is suitable for large-scale promotion and application.
(2) mobile phone one-key remotely starts
User is by the long-range one-key start of cell phone client, and cell phone client is by radioing to the channel radio of intelligent socket 6
Believe and control the opening of relay 62 after module 63, control module receive signal to start the work of return water water pump 7, realizes that hot water follows
Ring.As the application of Internet of Things, the Starting mode is very useful, because majority use intelligent machine, can lead to before going home
The characteristics of crossing mobile phone one-key start, reservation water for bathing, realizing after going home without waiting for water is directly used, improves comfort.
(3) start by set date
User sets the starting time by cell phone client, by radioing to intelligent socket after cell phone client timing
6 wireless communication module 63, control relay 62 is opened to start the work of return water water pump 7 after control module receives signal, real
Existing hot water circuit.Start by set date is also that a kind of common Starting mode using technology of Internet of things passes through cell phone customer whenever and wherever possible
End is timed, very convenient.
(4) AI intelligent self-learning starts
Molding block records the starting time of water heater 8, and data are saved, and it is general to reach setting in the starting probability of certain time period
The common starting period is recorded as after rate, control module controls relay 62 and opens in the common starting period, to start back
Water water pump 7 works, and realizes hot water circuit.Which is AI intelligent self-learning mode, by recording the use habit of user, and root
The habit time self-starting to select at this is analyzed according to data, more intelligently, improves comfort.
External hot water circuit control system of the invention, is only improved by the socket to water heater 8, so that socket has
There is detection to be inserted in the function of the power of water heater 8 thereon, to know water heater 8 by the changed power for monitoring water heater 8
Work, the work of water heater 8 represent client and need using hot water, and user opens hot water tap first, then change after going home
Clothes prepares body washing agent, and water heater 8 itself starts automatically after tap is opened, at this point, the power on socket passes
Sensor 64 obtains information and controls the starting of return water water pump 7, realizes hot water circuit；System passes through intelligent socket 6 and mobile terminal object
Networking control, compared with the existing technology, the system structure is simple, and no setting is required water flow switch, control panel, display screen etc., more
It is important that water recovery apparatus only needs return water water pump 7, volume is substantially reduced, and lighter weight, can directly be serially connected in heat
On the hard tube of the cooling water inlet of 8 lower part of hydrophone, by the support of hard tube, it is consolidated without wall drilling and using screw
It is fixed, and due to compact, mount and dismount very convenient, very narrow for some spaces, inconvenient space
It is able to achieve normal mounting use, improves applicability.
Another embodiment of the external hot water circuit control system of water heater of the invention: as shown in figure 3, implementing with upper one
Example the difference is that, be provided with return pipe 3, return pipe 3, cold water pipe 2 and 1 junction of hot-water line are equipped with threeway 5, return pipe
3 are equipped with check valve 4, and cold water pipe 2 is additionally provided with branch line and is connected on the pipeline of 7 lower section of return water water pump, and junction is equipped with three
Logical 5.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. the external hot water circuit control system of water heater, including being located at from the list on the water return pipeline that hot-water line flows to cold water pipe
To valve, which is characterized in that further include return water water pump for being serially connected on the cold water pipe of water return pipeline and for hot water supply device
The intelligent socket being inserted into the power supply of return water water pump, intelligent socket includes circuit board, the function that whether runs for detecting water heater
The power circuit of rate sensor and wireless communication module for mutually passing data with mobile terminal, return water water pump is equipped with relay
Device, power sensor feed back to the control module of circuit board when detecting water heater operation to open the relay, drive back
Water water pump operation realizes the circulating-heating of water in hot-water line.
2. the external hot water circuit control system of water heater according to claim 1, which is characterized in that the return water water pump
For W9M water pump.
3. the external hot water circuit control method of water heater, which is characterized in that user opens hot water effluent's threshold switch and stops n seconds
To start water heater working, the power sensor on intelligent socket detects water heater working, and the control module of circuit board receives
Open relay after to the feedback of power sensor, return water water pump obtain it is electric after start and drive water in water return pipeline towards hot water
The water inlet of device flows, and water flow washes check valve open, and the water after heating flows to hot-water line from the water outlet of water heater, between setting time
It disconnects every rear control module control relay so that return water water pump is out of service.
4. the external hot water circuit control method of water heater according to claim 3, which is characterized in that user passes through mobile phone
Client remote one-key start, cell phone client are connect by radioing to the wireless communication module of intelligent socket, control module
Control relay is opened to start return water pump working after receiving signal, realizes hot water circuit.
5. the external hot water circuit control method of water heater according to claim 3, which is characterized in that user passes through mobile phone
The client setting starting time, by radioing to the wireless communication module of intelligent socket after cell phone client timing,
Control relay is opened to start return water pump working after control module receives signal, realizes hot water circuit.
6. the external hot water circuit control method of water heater according to claim 3, which is characterized in that control module record
The starting time of water heater, and data are saved, it is recorded as commonly using after the starting probability of certain time period reaches setting probability
Start the period, control module controls relay and opens in the common starting period, to start return water pump working, realizes heat
Water circulation.
7. according to the external hot water circuit control method of the described in any item water heaters of claim 3-6, which is characterized in that described
The range of n is 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910786406.XA CN110345643A (en) | 2019-08-23 | 2019-08-23 | Water heater external hot water circuit control system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910786406.XA CN110345643A (en) | 2019-08-23 | 2019-08-23 | Water heater external hot water circuit control system and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110345643A true CN110345643A (en) | 2019-10-18 |
Family
ID=68181169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910786406.XA Pending CN110345643A (en) | 2019-08-23 | 2019-08-23 | Water heater external hot water circuit control system and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110345643A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218068A (en) * | 2021-03-16 | 2021-08-06 | 上海全允暖通科技有限公司 | Intelligent constant-temperature hot water system |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203323394U (en) * | 2013-05-06 | 2013-12-04 | 陈志国 | Energy-saving device of gas water heater |
| CN105299912A (en) * | 2015-11-11 | 2016-02-03 | 顺德职业技术学院 | Water returning control device of air energy heat pump water heater |
| CN105320044A (en) * | 2014-07-01 | 2016-02-10 | 青岛海尔洗衣机有限公司 | Method for monitoring operation states of household electrical appliance and washing machine, intelligent socket, and washing machine |
| CN105428927A (en) * | 2015-12-16 | 2016-03-23 | 中山市贝尔鑫科技有限公司 | Control system of wireless fidelity (wifi) intelligent socket |
| CN106288336A (en) * | 2016-07-13 | 2017-01-04 | 威能（中国）供热制冷环境技术有限公司 | Warm-up block and use the gas and hot water device systems of this warm-up block |
| CN106385350A (en) * | 2016-08-01 | 2017-02-08 | 广东美的制冷设备有限公司 | Intelligent socket and operation information detection method |
| CN106440383A (en) * | 2016-10-20 | 2017-02-22 | 赵阳 | Water consuming controller and intelligent water heater water supply system |
| CN206146002U (en) * | 2016-10-20 | 2017-05-03 | 赵阳 | With water controller and intelligent water heater water supply system |
| CN207006589U (en) * | 2017-06-23 | 2018-02-13 | 深圳市安星装饰设计工程有限公司 | The smart home energy-saving hot-water circulatory system |
| CN108710328A (en) * | 2018-06-11 | 2018-10-26 | 深圳云博科创实业有限公司 | Home wiring control reponse system based on LoRa and its control method |
| CN110160268A (en) * | 2018-02-11 | 2019-08-23 | 胡有根 | A kind of water-saving intelligent water circulating system and method |
| CN211372775U (en) * | 2019-08-23 | 2020-08-28 | 薛兵兵 | External hot water circulation control system for water heater |
-
2019
- 2019-08-23 CN CN201910786406.XA patent/CN110345643A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203323394U (en) * | 2013-05-06 | 2013-12-04 | 陈志国 | Energy-saving device of gas water heater |
| CN105320044A (en) * | 2014-07-01 | 2016-02-10 | 青岛海尔洗衣机有限公司 | Method for monitoring operation states of household electrical appliance and washing machine, intelligent socket, and washing machine |
| CN105299912A (en) * | 2015-11-11 | 2016-02-03 | 顺德职业技术学院 | Water returning control device of air energy heat pump water heater |
| CN105428927A (en) * | 2015-12-16 | 2016-03-23 | 中山市贝尔鑫科技有限公司 | Control system of wireless fidelity (wifi) intelligent socket |
| CN106288336A (en) * | 2016-07-13 | 2017-01-04 | 威能（中国）供热制冷环境技术有限公司 | Warm-up block and use the gas and hot water device systems of this warm-up block |
| CN106385350A (en) * | 2016-08-01 | 2017-02-08 | 广东美的制冷设备有限公司 | Intelligent socket and operation information detection method |
| CN106440383A (en) * | 2016-10-20 | 2017-02-22 | 赵阳 | Water consuming controller and intelligent water heater water supply system |
| CN206146002U (en) * | 2016-10-20 | 2017-05-03 | 赵阳 | With water controller and intelligent water heater water supply system |
| CN207006589U (en) * | 2017-06-23 | 2018-02-13 | 深圳市安星装饰设计工程有限公司 | The smart home energy-saving hot-water circulatory system |
| CN110160268A (en) * | 2018-02-11 | 2019-08-23 | 胡有根 | A kind of water-saving intelligent water circulating system and method |
| CN108710328A (en) * | 2018-06-11 | 2018-10-26 | 深圳云博科创实业有限公司 | Home wiring control reponse system based on LoRa and its control method |
| CN211372775U (en) * | 2019-08-23 | 2020-08-28 | 薛兵兵 | External hot water circulation control system for water heater |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218068A (en) * | 2021-03-16 | 2021-08-06 | 上海全允暖通科技有限公司 | Intelligent constant-temperature hot water system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204243382U (en) | A kind of intelligent air condition socket with Long-distance Control | |
| CN105182786A (en) | Intelligent household management device and system | |
| CN205245589U (en) | Solar water -heating control system | |
| CN205067996U (en) | Intelligence house management device | |
| CN102954591A (en) | Electric water heater | |
| CN110345643A (en) | Water heater external hot water circuit control system and control method | |
| CN203552025U (en) | An intelligent household remote control system | |
| CN107087335A (en) | The intelligent touch-control switching system and method for controlling switch of automatic detection environment | |
| CN211372775U (en) | External hot water circulation control system for water heater | |
| CN209928228U (en) | Green smart home application system and device based on mobile phone APP | |
| CN108919666B (en) | Building automation control system | |
| CN104216309A (en) | Intelligent standby powering on and off device and method | |
| CN202171741U (en) | Remote household electrical appliance cluster controller | |
| CN102799163A (en) | Intelligent monitoring system and monitoring method for operation and power saving of hotel | |
| CN109869863A (en) | A kind of air purifier based on Internet technology | |
| CN103134907A (en) | Lampblack online monitoring device | |
| CN104850099B (en) | A kind of kitchen control device with timing and warning function | |
| KR20220061048A (en) | Situation based ai smart home system using ai switch and ai living information device | |
| CN204113606U (en) | A kind of water pump timing constant temperature controller | |
| CN106766190A (en) | A kind of indoor water warm water amount adjustment control method based on mobile phone A PP | |
| CN111897235A (en) | Multifunctional hotel RCU system | |
| CN107062619A (en) | A kind of anti-dry burning device | |
| CN205899641U (en) | Door lock controller of hotel that support cell -phone opened door | |
| CN212806038U (en) | Independent heating system for water purifier and water purifier | |
| CN205079466U (en) | Intelligence switch induction system of air -source heat pump water heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |