CN112728261A - Two net automatic balance adjusting valve of heating pipeline - Google Patents
Two net automatic balance adjusting valve of heating pipeline Download PDFInfo
- Publication number
- CN112728261A CN112728261A CN202011601390.XA CN202011601390A CN112728261A CN 112728261 A CN112728261 A CN 112728261A CN 202011601390 A CN202011601390 A CN 202011601390A CN 112728261 A CN112728261 A CN 112728261A
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- China
- Prior art keywords
- water supply
- pipeline
- water
- clamping
- automatic balance
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
- F16K1/2268—Sealing means for the axis of rotation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/10—Means to prevent accidental or unauthorised actuation with locking caps or locking bars
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe
- F16L41/16—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe the branch pipe comprising fluid cut-off means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
- F24D19/1015—Arrangement or mounting of control or safety devices for water heating systems for central heating using a valve or valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The invention discloses a two-network automatic balance adjusting valve for a heating pipeline, which comprises a water supply pipeline and a water return pipeline, wherein the water supply pipeline and the water return pipeline are communicated through a bypass pipeline, an adjusting switch is connected to the bypass pipeline in a threaded manner, a water supply inlet is formed in the bottom of the water supply pipeline, a water supply outlet is formed in the top of the water supply pipeline, a flowmeter is fixedly inserted into one end, close to the water supply inlet, of the water supply pipeline, a water supply locking switch is connected to one end, close to the water supply outlet, of the water supply pipeline in a threaded manner, and a water return inlet is formed in the. According to the invention, the temperature of supply and return water is obtained by monitoring the value of the temperature sensor, the instantaneous flow value is obtained by reading the numerical value of the flow meter, the theoretical heat consumption can be obtained according to the charging data of the thermal power company and the residential heat dissipation model, the theoretical heat consumption is taken as a setting value, the actual heating effect is combined, and the two-network balance of the heating system can be realized by finely adjusting the bypass adjusting valve.
Description
Technical Field
The invention relates to the technical field of heating, in particular to a two-network automatic balance adjusting valve for a heating pipeline.
Background
The two-network balance adjustment is a difficult problem in the heating industry all the time, the heating quality of a heating power company is directly influenced by poor two-network balance, and the specific expression is that the room temperature of part of heat users does not reach the standard, and the room temperature of the other part of heat users is too high. The occurrence of the problem causes great trouble to the operation and maintenance personnel of the heating power company, the problem that the temperature of the user does not reach the standard can not be solved by simply increasing the heating temperature, and even the indoor temperature of the user with overhigh temperature is higher, so that the phenomenon of windowing and radiating in cold winter is caused.
However, the existing method of adjusting the home-entry valve for a single user to realize overheating users and users with substandard temperature has the disadvantages of large workload and insignificant effect.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to solve the problem of large workload in the method of adjusting a home-entry valve by a single user to realize overheating users and users with substandard temperature in the prior art, and provides a heating pipeline two-network automatic balance adjusting valve.
2. Technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a two net automatic balance adjustment valves of heating pipe, includes water supply pipeline and return water pipe, through the by pass line intercommunication between water supply pipeline and the return water pipe, threaded connection has regulating switch on the by pass line, water supply pipeline's bottom is equipped with the water supply entry, water supply pipeline's top is equipped with the water supply export, water supply pipeline is close to the one end fixed the inserting of water supply entry and is equipped with the flowmeter, water supply pipeline is close to the one end threaded connection who supplies the water export and is equipped with water supply locking switch, return water pipe's top is equipped with the return water entry, return water pipe's bottom is equipped with the return water export, threaded connection has return water locking switch on the return.
Preferably, the adjusting switch comprises a rotating rod and a baffle plate, the baffle plate is rotatably connected with the inner wall of the bypass pipeline through the rotating rod, and the top of the rotating rod penetrates through the inner wall of the bypass pipeline and is fixedly connected with a knob.
Preferably, the top of the rotating rod is rotatably sleeved with a sealing ring, and one side of the sealing ring is abutted to the inner wall of the bypass pipeline.
Preferably, the outer wall of the bypass pipeline is fixedly connected with a clamping block, a clamping rod is slidably inserted into the clamping block, and a plurality of clamping grooves corresponding to the clamping rod are formed in the outer wall of the knob in an encircling manner.
Preferably, a clamping sleeve is fixedly sleeved at one end, close to the knob, of the clamping rod, a pull rod is fixedly connected at one end, far away from the clamping sleeve, of the clamping rod, a spring is sleeved on the clamping rod, and two ends of the spring are fixedly connected with the clamping sleeve and the clamping block respectively.
Preferably, temperature sensors are fixedly inserted in the water return pipeline and the water supply pipeline.
Preferably, the temperature sensor is a PT100 temperature sensor.
Preferably, the flow meter is model number EXQ 41W.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) in the invention, the water supply and return of the heating ventilation pipeline and the water supply and return of the indoor heating equipment of a user are controlled by the valve water supply locking switch and the valve water return locking switch to control the entrance channel, so that the balance of the whole two networks is not influenced by the adjustment of a single user, the valve is provided with the valve by-pass pipeline and the valve by-pass pipeline adjusting switch, and the water supply locking valve, the water return locking valve and the by-pass locking valve are matched for adjustment to realize the purpose of adjusting the entrance water quantity without influencing the balance of the two networks.
(2) According to the invention, the temperature of supply and return water is obtained by monitoring the value of the temperature sensor, the instantaneous flow value is obtained by reading the numerical value of the flow meter, the theoretical heat consumption can be obtained according to the charging data of a heating power company and a residential heat dissipation model, the theoretical heat consumption is taken as a setting value, the actual heating effect is combined, and the two-network balance of the heating system can be realized by finely adjusting the bypass adjusting valve.
(3) According to the invention, the rotary rod is driven to rotate by rotating the knob, so that the baffle plate is driven to rotate, the flow is regulated, meanwhile, the clamping rod can conveniently fix the knob, meanwhile, the spring can elastically support the clamping rod to a certain extent, and the sealing ring can prevent fluid from leaking.
Drawings
Fig. 1 is a schematic structural diagram of a two-network automatic balance regulating valve for a heating pipe according to the present invention;
fig. 2 is a schematic side view of a rotating rod of a two-network automatic balance adjusting valve for a heating pipe according to the present invention;
fig. 3 is a schematic structural view of a portion a of fig. 2.
In the figure: the device comprises a water supply pipeline 1, a water return pipeline 2, a bypass pipeline 3, a regulating switch 4, a water supply inlet 5, a water supply outlet 6, a flowmeter 7, a water supply locking switch 8, a water return inlet 9, a water return outlet 10, a water return locking switch 11, a rotating rod 12, a baffle plate 13, a knob 14, a sealing ring 15, a clamping block 16, a clamping rod 17, a clamping sleeve 18, a pull rod 19, a spring 20 and a temperature sensor 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1:
referring to fig. 1-3, a heating pipeline two-network automatic balance adjusting valve comprises a water supply pipeline 1 and a water return pipeline 2, wherein a temperature sensor 21 is fixedly inserted in the water return pipeline 2 and the water supply pipeline 1 and used for detecting the return water temperature of the water return pipeline 2 and the water supply pipeline 1, the temperature sensor 21 is a PT100 temperature sensor, the water supply pipeline 1 and the water return pipeline 2 are communicated through a bypass pipeline 3, and an adjusting switch 4 is in threaded connection with the bypass pipeline 3 and used for adjusting the flow rate of fluid in the bypass pipeline 3;
in the invention, the adjusting switch 4 comprises a rotating rod 12 and a baffle 13, the baffle 13 is rotatably connected with the inner wall of the bypass pipeline 3 through the rotating rod 12 and is used for driving the baffle 13 to rotate, the top of the rotating rod 12 penetrates through the inner wall of the bypass pipeline 3 and is fixedly connected with a knob 14 and is used for driving the rotating rod 12 to rotate, a sealing ring 15 is rotatably sleeved at the top of the rotating rod 12, one side of the sealing ring 15 abuts against the inner wall of the bypass pipeline 3 to prevent water from leaking out, a clamping block 16 is fixedly connected to the outer wall of the bypass pipeline 3, and a clamping rod 17 is slidably inserted into the clamping block 16 to conveniently fix the knob 14;
in the invention, a plurality of clamping grooves corresponding to the clamping rods 17 are arranged on the outer wall of the knob 14 in a surrounding manner, one end, close to the knob 14, of each clamping rod 17 is fixedly sleeved with a clamping sleeve 18, one end, far away from the clamping sleeve 18, of each clamping rod 17 is fixedly connected with a pull rod 19, so that the clamping rods 17 are conveniently pulled, springs 20 are sleeved on the clamping rods 17, two ends of each spring 20 are respectively fixedly connected with the clamping sleeves 18 and the clamping blocks 16, and certain elastic support is provided for the clamping rods 17;
in the invention, a water supply inlet 5 is arranged at the bottom of a water supply pipeline 1, a water supply outlet 6 is arranged at the top of the water supply pipeline 1, a flow meter 7 is fixedly inserted at one end of the water supply pipeline 1 close to the water supply inlet 5, and the model of the flow meter 7 is EXQ 41W;
in the invention, one end of a water supply pipeline 1 close to a water supply outlet 6 is in threaded connection with a water supply locking switch 8, the top of a water return pipeline 2 is provided with a water return inlet 9, the bottom of the water return pipeline 2 is provided with a water return outlet 10, and the water return pipeline 2 is in threaded connection with a water return locking switch 11.
In the invention, the water supply and return of the heating ventilation pipeline and the water supply and return of the indoor heating equipment of a user are controlled by the water supply locking switch 8 and the return water locking switch 11, so that the balance of the whole two networks is not influenced by the adjustment of a single user, and the water supply locking switch 8, the return water locking switch 11 and the adjusting switch 4 are matched for adjustment to realize the purpose of adjusting the water amount of the user without influencing the balance of the two networks.
In the invention, the temperature of supply and return water is obtained by monitoring the value of the temperature sensor 21, the instantaneous flow value is obtained by reading the value of the flowmeter 7, the theoretical heat consumption can be obtained according to the charging data of a heating power company and a residential heat dissipation model, the theoretical heat consumption is taken as a setting value, the actual heating effect is combined, and the two-network balance of the heating system can be realized by finely adjusting the bypass adjusting switch 4.
In the invention, the rotary knob 14 is rotated to drive the rotary rod 12 to rotate, so that the baffle 13 is driven to rotate to adjust the flow, meanwhile, the clamping rod 17 can conveniently fix the rotary knob 14, meanwhile, the spring 20 can elastically support the clamping rod 17 to a certain extent, and the sealing ring 15 can prevent the leakage of fluid.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A two-network automatic balance adjusting valve of a heating pipeline comprises a water supply pipeline (1) and a water return pipeline (2), it is characterized in that the water supply pipeline (1) is communicated with the water return pipeline (2) through a bypass pipeline (3), the bypass pipeline (3) is in threaded connection with an adjusting switch (4), the bottom of the water supply pipeline (1) is provided with a water supply inlet (5), a water supply outlet (6) is arranged at the top of the water supply pipeline (1), a flowmeter (7) is fixedly inserted at one end of the water supply pipeline (1) close to the water supply inlet (5), one end of the water supply pipeline (1) close to the water supply outlet (6) is connected with a water supply locking switch (8) through screw threads, a backwater inlet (9) is arranged at the top of the backwater pipeline (2), a backwater outlet (10) is arranged at the bottom of the backwater pipeline (2), and a backwater locking switch (11) is connected to the backwater pipeline (2) in a threaded manner.
2. The heating pipe two-network automatic balance regulating valve according to claim 1, characterized in that the regulating switch (4) comprises a rotating rod (12) and a baffle (13), the baffle (13) is rotatably connected with the inner wall of the bypass pipe (3) through the rotating rod (12), and the top of the rotating rod (12) penetrates through the inner wall of the bypass pipe (3) and is fixedly connected with a knob (14).
3. The heating pipe two-net automatic balance regulating valve according to claim 2, characterized in that a sealing ring (15) is rotatably sleeved on the top of the rotating rod (12), and one side of the sealing ring (15) is abutted against the inner wall of the bypass pipe (3).
4. The heating pipe two-network automatic balance adjusting valve according to claim 2, wherein a clamping block (16) is fixedly connected to an outer wall of the bypass pipe (3), a clamping rod (17) is slidably inserted into the clamping block (16), and a plurality of clamping grooves corresponding to the clamping rod (17) are circumferentially arranged on an outer wall of the knob (14).
5. The heating pipe two-net automatic balance regulating valve according to claim 4, characterized in that a clamping sleeve (18) is fixedly sleeved on one end of the clamping rod (17) close to the knob (14), a pull rod (19) is fixedly connected on one end of the clamping rod (17) far from the clamping sleeve (18), a spring (20) is sleeved on the clamping rod (17), and two ends of the spring (20) are respectively fixedly connected with the clamping sleeve (18) and the clamping block (16).
6. The heating pipe two-network automatic balance adjusting valve according to claim 1, wherein a temperature sensor (21) is fixedly inserted in the water return pipe (2) and the water supply pipe (1).
7. The heating pipe two-net automatic balance regulating valve according to claim 6, characterized in that the temperature sensor (21) is a PT100 temperature sensor.
8. The heating pipe two-net automatic balance regulating valve according to claim 1, characterized in that the type of the flowmeter (7) is EXQ 41W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011601390.XA CN112728261A (en) | 2020-12-29 | 2020-12-29 | Two net automatic balance adjusting valve of heating pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011601390.XA CN112728261A (en) | 2020-12-29 | 2020-12-29 | Two net automatic balance adjusting valve of heating pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112728261A true CN112728261A (en) | 2021-04-30 |
Family
ID=75611647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011601390.XA Pending CN112728261A (en) | 2020-12-29 | 2020-12-29 | Two net automatic balance adjusting valve of heating pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112728261A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100969426B1 (en) * | 2009-07-16 | 2010-07-14 | 송창한 | Butterfly valve |
| CN108644888A (en) * | 2018-05-16 | 2018-10-12 | 廊坊华宇天创能源设备有限公司 | Heating temperature regulating device, heating system and heating temperature adjusting method |
| CN208779553U (en) * | 2018-09-07 | 2019-04-23 | 北京海源信达科技有限公司 | Pipe network balance-conditioning system |
| CN209782785U (en) * | 2019-05-07 | 2019-12-13 | 李明甲 | distributed building hydraulic balance adjusting system |
| CN210003836U (en) * | 2019-06-12 | 2020-01-31 | 江苏奥凯自动化设备技术有限公司 | butterfly valve with upper limit locking device |
| CN211175756U (en) * | 2019-12-24 | 2020-08-04 | 刘玉江 | Pipe orifice connecting and sealing device for crude oil pipeline transportation |
| CN111750422A (en) * | 2020-05-29 | 2020-10-09 | 万江新能源集团有限公司 | Water loss alarm heating valve |
| CN211716680U (en) * | 2020-01-15 | 2020-10-20 | 杨树明 | Special balance adjusting valve group for primary heating network |
| CN212080192U (en) * | 2020-04-22 | 2020-12-04 | 宁波市仪表阀门厂 | Multi-gear adjustable vacuum butterfly valve |
-
2020
- 2020-12-29 CN CN202011601390.XA patent/CN112728261A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100969426B1 (en) * | 2009-07-16 | 2010-07-14 | 송창한 | Butterfly valve |
| CN108644888A (en) * | 2018-05-16 | 2018-10-12 | 廊坊华宇天创能源设备有限公司 | Heating temperature regulating device, heating system and heating temperature adjusting method |
| CN208779553U (en) * | 2018-09-07 | 2019-04-23 | 北京海源信达科技有限公司 | Pipe network balance-conditioning system |
| CN209782785U (en) * | 2019-05-07 | 2019-12-13 | 李明甲 | distributed building hydraulic balance adjusting system |
| CN210003836U (en) * | 2019-06-12 | 2020-01-31 | 江苏奥凯自动化设备技术有限公司 | butterfly valve with upper limit locking device |
| CN211175756U (en) * | 2019-12-24 | 2020-08-04 | 刘玉江 | Pipe orifice connecting and sealing device for crude oil pipeline transportation |
| CN211716680U (en) * | 2020-01-15 | 2020-10-20 | 杨树明 | Special balance adjusting valve group for primary heating network |
| CN212080192U (en) * | 2020-04-22 | 2020-12-04 | 宁波市仪表阀门厂 | Multi-gear adjustable vacuum butterfly valve |
| CN111750422A (en) * | 2020-05-29 | 2020-10-09 | 万江新能源集团有限公司 | Water loss alarm heating valve |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20210430 |