CN112628719B - Industrial boiler fluviograph of supplementary water purification - Google Patents
Industrial boiler fluviograph of supplementary water purification Download PDFInfo
- Publication number
- CN112628719B CN112628719B CN202011586537.2A CN202011586537A CN112628719B CN 112628719 B CN112628719 B CN 112628719B CN 202011586537 A CN202011586537 A CN 202011586537A CN 112628719 B CN112628719 B CN 112628719B
- Authority
- CN
- China
- Prior art keywords
- water
- reverse osmosis
- water level
- shell
- quartz tube
- 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.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 165
- 238000000746 purification Methods 0.000 title claims abstract description 9
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 41
- 239000010453 quartz Substances 0.000 claims abstract description 31
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000003990 capacitor Substances 0.000 claims abstract description 13
- 239000012528 membrane Substances 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 6
- 239000002775 capsule Substances 0.000 claims description 8
- 235000014676 Phragmites communis Nutrition 0.000 claims description 3
- 230000009123 feedback regulation Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 description 6
- 230000002633 protecting effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/78—Adaptations or mounting of level indicators
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to the technical field of industrial boilers and discloses an auxiliary water purifying industrial boiler fluviograph which comprises a shell, wherein a water inlet pipe is arranged at the bottom of the shell, a quartz tube is arranged at the upper left side of the shell, pressure-bearing end covers are fixedly arranged at the upper end and the lower end of the quartz tube, a floating ball is arranged in the quartz tube, a protection tube is arranged outside the quartz tube, a water level recording capacitor is arranged on the outer wall of the protection tube, and a reverse osmosis water tank is arranged on the right side of the shell. This industry boiler fluviograph of supplementary water purification, with the help of quartz and the metal piece of floater internal interference water level record electric capacity size, when making boiler internal water level change, both can be through quartz tube direct observation on the spot, also accessible master control room panel observe the water level fluctuation, carry out the drainage purification with the help of self high pressure water in the furnace through reverse osmosis membrane simultaneously, carry out feedback regulation and control and protection to reverse osmosis rate with the help of electrode and water hardness record electric capacity, effectively ensured boiler operation safety.
Description
Technical Field
The invention relates to the technical field of industrial boilers, in particular to an auxiliary water purifying industrial boiler fluviograph.
Background
In order to improve production efficiency and reduce cost, a large-scale supercritical boiler, even a supercritical boiler, is selected from a plurality of large-scale factories and power plants, is different from a small-scale industrial steam boiler, has extremely high furnace pressure, can only independently operate circulating water in the boiler, therefore, has extremely high requirements on circulating parameters, particularly, the hardness of water, once the hardness is extremely high, scale can be gradually formed on the inner wall of equipment, the heat transfer efficiency is affected, and when the heat transfer efficiency is serious, the explosion of a hearth can be caused by uneven thermal stress, so that the existing large-scale boiler needs to be provided with circulating water draining and adding devices, during working, ultrapure water is continuously filled into the boiler, meanwhile, the circulating water parameter in the boiler needs to be measured during shutdown maintenance, the whole water is required to be changed when the hardness exceeds the standard, and the engineering quantity is large, so that the environment is not protected.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides an auxiliary water purifying industrial boiler water level meter which has the advantages of monitoring the water level in the boiler and purifying circulating water, and solves the problems of complex circulating water replacement engineering and low efficiency of a large-scale industrial boiler.
(II) technical scheme
In order to achieve the purpose of monitoring the water level in the furnace and purifying the circulating water at the same time, the invention provides the following technical scheme: the utility model provides an auxiliary water purifying's industrial boiler fluviograph, includes the shell, the bottom of shell is provided with the inlet tube, the upper left side of shell is provided with the quartz capsule, the upper and lower end of quartz capsule is fixed to be provided with the pressure-bearing end cover, the inside of quartz capsule is provided with the floater, the outside of quartz capsule is provided with the protection tube, the outer wall of protection tube is provided with water level record electric capacity, the right side of shell is provided with reverse osmosis water tank, the bottom water inlet of reverse osmosis water tank department is provided with the electrode, the centre of reverse osmosis water tank is provided with reverse osmosis membrane, the inside top of reverse osmosis water tank is provided with accuse pressure piston, the top of accuse pressure piston is provided with the magnetic block, the top of magnetic block is provided with the protection knot, the top of protection knot is provided with the safety spring, the top fixedly connected with water purifying pipe on reverse osmosis water tank right side, the below of reverse osmosis water tank is provided with the circulation header, the upper left side fixedly connected with filter tube of circulation header, the middle part of circulation header is provided with the case, the upper end is provided with the electrode, the water control valve core is close to the side of the valve core, the valve core is provided with the valve core, the valve core is close to the water control side.
Preferably, the quartz tube is directly connected with the boiler from top to bottom to form a communicating vessel, and when the valve of the water inlet pipe is normally opened, the water level in the quartz tube changes by no more than five percent due to the flow rate of circulating water at the bottom.
Preferably, a metal block for interfering the size of the water level recording capacitor is arranged in the floating ball.
Preferably, the water inlet pipe is connected with the quartz tube and the reverse osmosis water tank, and the left end is directly connected to the circulating water of the hearth.
Preferably, a coil is wound outside the piston rod at the upper part of the pressure control piston, and a magnetic field is generated after the power is applied.
Preferably, threads matched with the electric control switch are arranged at the bottom of the valve core.
Preferably, the water drain pipe and the return pipe interface are arranged in a valve body fixed in the circulation header and are opened and closed along with the movement of the valve core.
(III) beneficial effects
Compared with the prior art, the invention provides an auxiliary water purifying industrial boiler water level gauge, which has the following beneficial effects:
1. this industry boiler fluviograph of supplementary water purification is through keeping unanimity with the water level in the stove with the help of the communicating vessel principle, sets up the metal piece that interferes water level record electric capacity size in the floater, and when the water level was changed in the boiler, the floater moved and is made different position water level record electric capacity change, converts into the signal transmission and gives the master control room, both can be on-spot through quartz tube direct observation water level, also accessible master control room panel observe the water level fluctuation.
2. The industrial boiler water level gauge for assisting water purification effectively ensures the operation safety of the boiler by filtering and purifying water by means of self high-pressure water in the hearth through the reverse osmosis membrane and regulating and controlling and protecting the reverse osmosis rate by means of the electrode and the water hardness recording capacitor.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged schematic view of portion B of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic diagram showing the structure position of the circulating header of the present invention when circulating water is filtered;
FIG. 5 is a schematic view of the structure of the circulation header of the present invention in the drainage.
In the figure: 2. A water inlet pipe; 3. a quartz tube; 4. a pressure-bearing end cover; 5. a floating ball; 6. a protective tube; 7. a water level recording capacitor; 8. a reverse osmosis water tank; 9. an electrode; 10. a reverse osmosis membrane; 11. a pressure control piston; 12. a magnetic block; 13. a protective buckle; 14. a safety spring; 15. a water purifying pipe; 16. a circulation header; 161. a water filtering pipe; 162. a valve core; 163. a locking reed; 164. an electric control switch; 165. a drain pipe; 166. a return pipe; 167. the water hardness records the capacitance.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, an industrial boiler water level meter for assisting water purification comprises a housing, wherein a water inlet pipe 2 is arranged at the bottom of the housing, a quartz tube 3 is arranged at the left upper side of the housing, the quartz tube 3 is directly connected with a boiler from top to bottom to form a communicating vessel, when a valve of the water inlet pipe 2 is normally opened, the water level change in the quartz tube 3 caused by the flow rate of circulating water at the bottom is not more than five percent, a pressure-bearing end cover 4 is fixedly arranged at the upper end and the lower end of the quartz tube 3, a floating ball 5 is arranged in the quartz tube 3, a protecting tube 6 is arranged outside the quartz tube 3, a water level recording capacitor 7 is arranged on the outer wall of the protecting tube 6, a metal block for interfering the water level recording capacitor 7 is arranged in the floating ball 5, a reverse osmosis water tank 8 is arranged on the right side of the housing, the water inlet pipe 2 is connected with the quartz tube 3 and the reverse osmosis water tank 8, the left end is directly connected to circulating water in a hearth, an electrode 9 is arranged at the water inlet position at the bottom of the reverse osmosis water tank 8, reverse osmosis membrane 10 is arranged in the middle of reverse osmosis water tank 8, pressure control piston 11 is arranged at the top of the inside of reverse osmosis water tank 8, a coil is wound outside a piston rod at the upper part of pressure control piston 11, a magnetic block 12 is arranged above pressure control piston 11, a protection buckle 13 is arranged above magnetic block 12, a safety spring 14 is arranged above protection buckle 13, a water purifying pipe 15 is fixedly connected above the right side of reverse osmosis water tank 8, a circulation header 16 is arranged below reverse osmosis water tank 8, a water filtering pipe 161 is fixedly connected on the left upper part of circulation header 16, a valve core 162 is arranged in the middle of circulation header 16, a locking reed 163 is arranged at the upper end of valve core 162, an electric control switch 164 is movably connected at the lower end of valve core 162, a thread matched with electric control switch 164 is arranged at the bottom of valve core 162, a water draining pipe 165 is arranged below the right side of valve core 162, a return pipe 166 is arranged above the right side of the valve core 162, a water discharge pipe 165 and a return pipe 166 are connected in a valve body fixed in the circulation header 16, the valve body moves along with the valve core 162 to open and close, and a water hardness recording capacitor 167 is arranged outside the circulation header 16, which is close to the water purifying pipe 15.
The water level meter for the auxiliary water purification industrial boiler comprises a water level recording part and a reverse osmosis part, wherein the water level recording part keeps the water level in a quartz tube 3 consistent with the water level in the boiler by means of a communicating vessel principle, a metal block which interferes with the size of a water level recording capacitor 7 is arranged in a floating ball 5, when the water level in the boiler changes, the water level recording capacitor 7 at different positions changes by moving the floating ball 5 and is converted into an electric signal to be transmitted to a main control room, the stirring and trend of the water level of a hearth can be known at first time, and meanwhile, the water level can be directly observed through the quartz tube 3 on site.
The reverse osmosis part of the water level gauge consists of a reverse osmosis water tank 8 and a circulation header 16, furnace water enters the lower part of the reverse osmosis water tank 8 through a water inlet pipe 2, water is filtered through a reverse osmosis membrane 10 by means of self high-pressure water in the furnace, the water filtering speed is controlled by a pressure control piston 11, the piston moves upwards, a water purifying area is at negative pressure, and the water filtering speed is accelerated, otherwise, the water filtering speed is slowed down. The filtered clean water is merged into a circulating water adding pump through a water purifying pipe 15, the residual hearth circulating water enters a circulating header 16, an electrode 9 is arranged at the water inlet position at the bottom of a reverse osmosis water tank 8, when the increased hardness of solute in the circulating water is increased, the conductivity of the water is increased, the resistance between the two electrodes 9 is reduced, the electrode 9 controls the outer coil of a pressure control piston 11 to be electrified, the piston is lifted up, the pressure of the clean water part is reduced, reverse osmosis is accelerated, along with the progress of reverse osmosis, the integral water hardness in the reverse osmosis water tank 8 is increased, the hardness of the water discharged by the water purifying pipe 15 is gradually increased, when the hardness of the clean water is changed, the water hardness recording capacitor 167 is changed, when the hardness exceeds a critical value, an electric control switch 164 controls a valve core 162 to move, a return pipe 166 is closed, a drain pipe 165 is opened, high-hardness filtered water in the reverse osmosis water tank 8 is discharged, and new hearth circulating water enters replacement, so that uninterrupted clean water is reciprocally realized.
When the water hardness recording capacitor 167 exceeds the early warning value, not only the electric control switch 164 controls the drain pipe 165 to be opened, but also the protection buckle 13 is opened, the pressure control piston 11 is directly pressed below the water purifying pipe 15, and the main control room is prompted to stop for maintenance, so that the large fluctuation of the circulating water parameter caused by the damage of the reverse osmosis membrane 10 or the breakage of other parts is prevented.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An auxiliary water purifying industrial boiler water level gauge, includes shell, its characterized in that: the bottom of shell is provided with inlet tube (2), the upper left side of shell is provided with quartz capsule (3), the fixed pressure-bearing end cover (4) that is provided with in upper and lower extreme of quartz capsule (3), the inside of quartz capsule (3) is provided with floater (5), the outside of quartz capsule (3) is provided with protection tube (6), the outer wall of protection tube (6) is provided with water level record electric capacity (7), the right side of shell is provided with reverse osmosis water tank (8), the bottom water inlet of reverse osmosis water tank (8) is provided with electrode (9), the centre of reverse osmosis water tank (8) is provided with reverse osmosis membrane (10), the inside top of reverse osmosis water tank (8) is provided with accuse pressure piston (11), the top of accuse pressure piston (11) is provided with magnetic block (12), the top of magnetic block (12) is provided with protection knot (13), the top of protection knot (13) is provided with safety spring (14), the top fixedly connected with water purification pipe (15) on reverse osmosis water tank (8) right side, circulation box (16) is provided with water circulation box (16), circulation box (162) is provided with water circulation box (16), the upper end of the valve core (162) is provided with a locking reed (163), the lower end of the valve core (162) is movably connected with an electric control switch (164), the lower part of the right side of the valve core (162) is provided with a drain pipe (165), the upper part of the right side of the valve core (162) is provided with a return pipe (166), and the outer side, close to the water purifying pipe (15), of the circulation header (16) is provided with a water hardness recording capacitor (167);
a coil is wound outside the piston rod at the upper part of the pressure control piston (11), and a magnetic field is generated after the power is applied.
2. An auxiliary water purifying industrial boiler water level gauge according to claim 1, wherein: the quartz tube (3) is directly connected with the boiler from top to bottom to form a communicating vessel, and when the valve of the water inlet pipe (2) is normally opened, the water level in the quartz tube (3) caused by the bottom circulating water flow rate is not more than five percent.
3. An auxiliary water purifying industrial boiler water level gauge according to claim 1, wherein: a metal block which interferes with the size of the water level recording capacitor (7) is arranged in the floating ball (5).
4. An auxiliary water purifying industrial boiler water level gauge according to claim 1, wherein: the water inlet pipe (2) is connected with the quartz tube (3) and the reverse osmosis water tank (8), and the left end is directly connected to the circulating water of the hearth.
5. An auxiliary water purifying industrial boiler water level gauge according to claim 1, wherein: the bottom of the valve core (162) is provided with threads matched with the electric control switch (164).
6. An auxiliary water purifying industrial boiler water level gauge according to claim 1, wherein: the joint of the drain pipe (165) and the return pipe (166) is arranged in a valve body fixed in the circulation header (16) and moves along with the valve core (162) to open and close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011586537.2A CN112628719B (en) | 2020-12-29 | 2020-12-29 | Industrial boiler fluviograph of supplementary water purification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011586537.2A CN112628719B (en) | 2020-12-29 | 2020-12-29 | Industrial boiler fluviograph of supplementary water purification |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112628719A CN112628719A (en) | 2021-04-09 |
| CN112628719B true CN112628719B (en) | 2023-12-15 |
Family
ID=75286188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011586537.2A Active CN112628719B (en) | 2020-12-29 | 2020-12-29 | Industrial boiler fluviograph of supplementary water purification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112628719B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005007347A (en) * | 2003-06-20 | 2005-01-13 | Matsushita Electric Ind Co Ltd | Electrodialysis type water purifier |
| JP2009228991A (en) * | 2008-03-24 | 2009-10-08 | Kurita Water Ind Ltd | Boiler system and operating method of boiler system |
| CN204185276U (en) * | 2014-09-23 | 2015-03-04 | 珠海格力电器股份有限公司 | Reverse osmosis purified water system and reverse osmosis water purifier |
| CN210945114U (en) * | 2019-09-03 | 2020-07-07 | 江苏江通科技环保有限公司 | Organic nanofiltration membrane water filtering tank for sewage treatment |
-
2020
- 2020-12-29 CN CN202011586537.2A patent/CN112628719B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005007347A (en) * | 2003-06-20 | 2005-01-13 | Matsushita Electric Ind Co Ltd | Electrodialysis type water purifier |
| JP2009228991A (en) * | 2008-03-24 | 2009-10-08 | Kurita Water Ind Ltd | Boiler system and operating method of boiler system |
| CN204185276U (en) * | 2014-09-23 | 2015-03-04 | 珠海格力电器股份有限公司 | Reverse osmosis purified water system and reverse osmosis water purifier |
| CN210945114U (en) * | 2019-09-03 | 2020-07-07 | 江苏江通科技环保有限公司 | Organic nanofiltration membrane water filtering tank for sewage treatment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112628719A (en) | 2021-04-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107293341B (en) | Pool type reactor | |
| CN112628719B (en) | Industrial boiler fluviograph of supplementary water purification | |
| CN102633371B (en) | Full-automatic boiler feedwater oxygenating device and full-automatic boiler feedwater oxygenating method | |
| CN201429062Y (en) | Industrial boiler continuous blowdown energy-saving device | |
| CN102620278B (en) | Method and device for controlling feedwater flow of boiler | |
| CN112546696A (en) | Cooling water scrubbing device | |
| CN208871581U (en) | A kind of mini type high temperature off-gas recovery waste heat steam boiler | |
| CN203501149U (en) | Automatic regulating device for water level in kiln waste heat boiler drum of cement production line | |
| CN208458499U (en) | A kind of Bottom of Heating Furnace water sealed tank leak-proof device | |
| CN208553347U (en) | A kind of lithium ion battery coating machine filter device | |
| CN208115248U (en) | Filter | |
| CN207585424U (en) | Heat exchanger and its pumping equipment | |
| CN213542439U (en) | Oxygen-eliminating device that thermal power plant used | |
| CN110486709A (en) | A kind of nuclear power station steam generator drainage | |
| CN209196827U (en) | Boiler pressure release water discharge controlling device | |
| CN217209324U (en) | LSS type gas-steam boiler adopting lower water inlet mode | |
| CN101598325B (en) | High-pressure boiler provided with full-automatic water adding device | |
| CN217715009U (en) | Water pipe exhaust-heat boiler of adjustable export flue gas temperature | |
| CN109404875A (en) | A kind of cold conditions purging method of the ultra supercritical double reheat boiler without circulating pump | |
| CN209993451U (en) | Interior oily formula metal ripple stores up oil tank | |
| CN207195822U (en) | A kind of Novel water conservancy project steam trap connection | |
| CN217056810U (en) | Automatic expansion joint condensation discharging system | |
| CN201412823Y (en) | High-pressure boiler with full automatic water filling device | |
| CN218120687U (en) | Pot shell type molten salt heat exchanger | |
| CN206094016U (en) | Automatic blowdown flash tank of control liquid level |
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 | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20231008 Address after: 314500 Room 302, No. 14, xujiabang, Dong'an village, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province Applicant after: Jiaxing liangchuang Technology Co.,Ltd. Address before: No.58 Xinyang Road, Tinghu District, Yancheng City, Jiangsu Province 224000 Applicant before: Chen Xinyan |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20231117 Address after: Room 101, Building 41, No. 126 Guangma Avenue, Machong Town, Dongguan City, Guangdong Province, 523000 Applicant after: Dongguan Haofeng Xinao Energy Co.,Ltd. Address before: 314500 Room 302, No. 14, xujiabang, Dong'an village, Chongfu Town, Tongxiang City, Jiaxing City, Zhejiang Province Applicant before: Jiaxing liangchuang Technology Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |