CN216005496U - Building water supply monitoring devices - Google Patents

Building water supply monitoring devices Download PDF

Info

Publication number
CN216005496U
CN216005496U CN202122166533.5U CN202122166533U CN216005496U CN 216005496 U CN216005496 U CN 216005496U CN 202122166533 U CN202122166533 U CN 202122166533U CN 216005496 U CN216005496 U CN 216005496U
Authority
CN
China
Prior art keywords
water
sensor
flow
monitoring
module
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
Application number
CN202122166533.5U
Other languages
Chinese (zh)
Inventor
尧军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harbin Jingna Technology Co ltd
Original Assignee
Guangzhou Shengxi Information Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangzhou Shengxi Information Technology Co ltd filed Critical Guangzhou Shengxi Information Technology Co ltd
Priority to CN202122166533.5U priority Critical patent/CN216005496U/en
Application granted granted Critical
Publication of CN216005496U publication Critical patent/CN216005496U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/152Water filtration

Landscapes

  • Water Treatment By Sorption (AREA)

Abstract

The utility model discloses a building water supply monitoring devices, including the stationary flow compensator, be equipped with the baffle in the stationary flow compensator, baffle one side is equipped with carries the clean room opposite side and is equipped with the water quality testing room, it is equipped with the water inlet to carry clean room outside top, the water inlet link is equipped with back type pipe, it has the filter core to return type intraductal the packing, it is equipped with the water injection pipe to return the type pipe other end, it is equipped with microwave generator to carry the clean room top. The utility model discloses a be equipped with back type pipe, filter core and microwave generator, the impurity of filter core filtration aquatic, microwave generator vibrate the purification to water, and the water after the purification flows from the overflow mouth, and water injection pipe and water inlet can be dismantled with back type pipe and be connected, dismantles back type pipe renew cartridge, and motor normal running fit cylinder output pulling scraper blade carries out the trash cleaning, reduces the inside dirt of stationary flow compensator, avoids bacterial growing.

Description

Building water supply monitoring devices
Technical Field
The utility model relates to a water supply system technical field, in particular to building monitoring devices that supplies water.
Background
The intelligent building adopts the building automatic control system, adopts advanced computer control technology, management software and energy-saving system program to ensure that the equipment in the building electromechanical or building group can be orderly, comprehensively, coordinately and scientifically operated, thereby achieving the purposes of effectively ensuring comfortable working environment in the building, realizing energy conservation, saving maintenance and management workload and operating cost, needing water quality monitoring equipment in the intelligent building water supply monitoring system, the device generally comprises a steady flow compensator, a negative pressure suppressor, a water pump, a valve, a pipe fitting, a sensor and an electrical control system, the steady flow compensator can not form a negative pressure state when supplying water normally, has a totally closed structure, is not contacted with air, has no secondary pollution, however, in long-term use, water scales and impurities can be adhered to the water injection pipe and the flow stabilizing compensator, so that bacteria can grow and water quality can be affected.
Therefore, it is necessary to develop a building water supply monitoring device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a building monitoring devices that supplies water, through being equipped with back type pipe, filter core and microwave generator, the impurity of filter core filtration aquatic, microwave generator vibrates the purification to water, the water after the purification flows from the overflow mouth, water injection pipe and water inlet can be dismantled with back type pipe and be connected, dismantle back type pipe renew cartridge, motor normal running fit cylinder output pulling scraper blade is decontaminated, reduce the inside dirt of stationary flow compensator, avoid bacterial growing, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a building water supply monitoring devices, includes the stationary flow compensator, be equipped with the baffle in the stationary flow compensator, baffle one side is equipped with carries the clean room opposite side and is equipped with the water quality testing room, carry clean room outside top and be equipped with the water inlet, the water inlet link is equipped with back the type pipe, it has the filter core to return the type intussuseption, it is equipped with the water injection pipe to return the type pipe other end, it is equipped with microwave generator to carry the clean room top, it is equipped with the drain to carry clean room bottom one side, it is equipped with the motor to carry clean room one side, motor output shaft fixedly connected with cylinder, the cylinder output is equipped with the scraper blade, water quality testing room top is equipped with water quality monitoring system, water quality testing room bottom is equipped with the delivery port.
Preferably, a first electromagnetic valve is arranged in the water injection pipe, a second electromagnetic valve is arranged in the water outlet, and a sealing valve is arranged at the bottom of the sewage draining outlet.
Preferably, the water quality monitoring system includes monitoring module, monitor terminal and customer end, monitoring module includes pressure sensor, flow sensor, PH sensor and time-recorder, pressure sensor runs through water quality testing roof portion, pressure sensor one side is equipped with flow sensor, flow sensor one side is equipped with the PH sensor, PH sensor one side is equipped with the time-recorder, time-recorder one side is equipped with the singlechip, specifically as follows:
the water pressure sensor is used for sensing the water pressure in the flow stabilization compensator, the flow sensor is used for sensing the internal water flow passing through the flow stabilization compensator, the PH sensor is used for detecting the PH value of water in the urban water pipeline, the timer is used for calculating the service time of the filter element, and the singlechip is used for receiving signals of the pressure sensor, the flow sensor, the PH sensor and the timer and controlling the first electromagnetic valve and the second electromagnetic valve to be opened and closed;
the monitoring module is electrically connected with the monitoring terminal through the wireless communication module, the monitoring terminal comprises an A/D (analog to digital) converter, a display module and an intelligent alarm module, the A/D converter is used for receiving signals of the monitoring module, such as a pressure sensor, a flow sensor, a PH (potential of Hydrogen) sensor and a timer, and converting the signals into data signals, the data signals are displayed on the display module and are compared with a water quality data value set by the monitoring terminal, and when the data error is large, the intelligent alarm module gives an alarm prompt;
the monitoring terminal is electrically connected with the client through the wireless communication module.
Preferably, return the type pipe both ends and all be equipped with flange, water injection pipe and water inlet can dismantle with returning the type pipe and be connected, the junction of water injection pipe and water inlet and returning the type pipe all is equipped with sealed packing.
Preferably, an overflow port is arranged between the conveying purification chamber and the water quality detection chamber, a metal filter screen is arranged in the overflow port, the scraper is crescent-shaped and made of rubber materials, and the scraper is matched with the inner wall of the conveying purification chamber.
Preferably, the monitoring module comprises a pressure sensor, a flow sensor, a PH sensor and a timer which are electrically connected with the single chip microcomputer, and the first electromagnetic valve and the second electromagnetic valve are electrically connected with the single chip microcomputer.
The utility model discloses a technological effect and advantage:
1. the filter element filters impurities in water, the microwave generator emits microwaves to vibrate and purify the water, so that the carried substances in the water are precipitated at the bottom of the conveying purification chamber, the purified water flows out of an overflow port, the precipitates are isolated and filtered by the metal filter screen, the water quality is favorably improved, the water injection pipe and the water inlet are detachably connected with the loop pipe, the loop pipe is disassembled to replace the filter element, the sealing valve is opened, the motor is controlled to rotate so that the scraper is matched with the inner bottom wall of the conveying purification chamber, the scraper is pulled by the output end of the air cylinder to be decontaminated, the blockage of the device is favorably prevented, the dirt in the steady flow compensator is reduced, the breeding of bacteria is avoided, and the water quality is cleaned;
2. through being equipped with water quality monitoring system, pressure sensor, flow sensor, the inside water pressure of stationary flow compensator is sensed respectively to PH sensor and time-recorder, the live time of rivers water gaging PH value calculation filter core that passes through, the singlechip receives monitoring module's signal and control in time first solenoid valve and second solenoid valve are opened and close, avoid the rivers play of quality of water problem, through wireless communication module, monitoring module sends monitor signal monitor terminal, AD analog-to-digital converter is with sensing analog signal and change into data signal and show at display module, compare through the quality of water data value of setting for with monitor terminal, when data error is great, intelligent alarm module warning suggestion, be favorable to realizing the intelligent monitoring of intelligent building's water supply, in time provide the maintenance management, in time change the filter core and clear up impurity.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the utility model discloses an intelligent monitoring system schematic structure.
Fig. 3 is a schematic structural diagram of the monitoring terminal of the present invention.
Fig. 4 is the structural schematic diagram of the control system of the monitoring module of the present invention.
In the figure: the device comprises a flow stabilizing compensator 1, a conveying and purifying chamber 2, a water quality detection chamber 3, a return pipe 4, a filter element 5, a microwave generator 6, a sewage discharge outlet 7, a motor 8, a cylinder 9, a scraper 10, a first electromagnetic valve 11, a second electromagnetic valve 12, a sealing valve 13, a monitoring module 14, a monitoring terminal 15, a client 16, a pressure sensor 17, a flow sensor 18, a PH sensor 19, a timer 20, a singlechip 21, a wireless communication module 22, an analog-to-digital (A/D) converter 23, a display module 24, an intelligent alarm module 25, a connecting flange 26 and an overflow port 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a building water supply monitoring device as shown in figures 1-4, which comprises a steady flow compensator 1, a baffle is arranged in the steady flow compensator 1, a conveying purifying chamber 2 is arranged on one side of the baffle, a water quality detecting chamber 3 is arranged on the other side of the conveying purifying chamber 2 on one side of the baffle, a water inlet is arranged on the top outside the conveying purifying chamber 2, a return pipe 4 is arranged at the connecting end of the water inlet, a filter element 5 is filled in the return pipe 4, a water injection pipe is arranged at the other end of the return pipe 4, a microwave generator 6 is arranged on the top of the conveying purifying chamber 2, a drain outlet 7 is arranged on one side of the bottom of the conveying purifying chamber 2, a motor 8 is arranged on one side of the conveying purifying chamber 2, a cylinder 9 is fixedly connected with an output shaft of the motor 8, a scraper 10 is arranged at the output end of the cylinder 9, a water quality monitoring system is arranged on the top of the water quality detecting chamber 3, the bottom of the water quality detection chamber 3 is provided with a water outlet, city water enters the return pipe 4 from the water injection pipe, impurities in the water are intercepted under the filtration of the filter element 5, the city water enters the conveying purification chamber 2 and is intercepted by a partition plate, the microwave generator 6 sends microwaves to vibrate and purify the water, the carried substances in the water are precipitated at the bottom of the conveying purification chamber 2, the purified water flows out from an overflow port 27, a metal filter screen isolates and filters the precipitates, the water quality is improved, the water injection pipe and the water inlet are detachably connected with the return pipe 4, the return pipe 4 is disassembled, the filter element 5 is replaced by the return pipe 4, the sealing valve 13 is opened, the motor 8 is controlled to rotate, so that the scraper 10 is matched with the inner side bottom wall of the conveying purification chamber 2, the output end of the cylinder 9 pulls the scraper 10 to clean, the blockage prevention device is facilitated, the internal dirt of the flow stabilization compensator 1 is reduced, the bacterial growth is avoided, and the water quality is cleaned.
Further, in the above technical scheme, a first electromagnetic valve 11 is arranged in the water injection pipe, a second electromagnetic valve 12 is arranged in the water outlet, and a sealing valve 13 is arranged at the bottom of the sewage outlet 7.
Further, in the above technical scheme, the water quality monitoring system includes monitoring module 14, monitor terminal 15 and customer end 16, monitoring module 14 includes pressure sensor 17, flow sensor 18, PH sensor 19 and timer 20, pressure sensor 17 runs through the top of water quality testing room 3, pressure sensor 17 one side is equipped with flow sensor 18, flow sensor 18 one side is equipped with PH sensor 19, PH sensor 19 one side is equipped with timer 20, timer 20 one side is equipped with singlechip 21, specifically as follows:
the pressure sensor 17 is used for sensing the water pressure in the steady flow compensator 1, the flow sensor 18 is used for sensing the internal water flow passing through the steady flow compensator 1, the PH sensor 19 is used for detecting the PH value of water in the urban water pipeline, the timer 20 is used for calculating the service time of the filter element 5, and the singlechip 21 is used for receiving signals of the pressure sensor 17, the flow sensor 18, the PH sensor 19 and the timer 20 and controlling the opening and closing of the first electromagnetic valve 11 and the second electromagnetic valve 12;
the monitoring module 14 is electrically connected with the monitoring terminal 15 through the wireless communication module 22, the monitoring terminal 15 comprises an A/D analog-to-digital converter 23, a display module 24 and an intelligent alarm module 25, the A/D analog-to-digital converter 23 is used for receiving signals of the monitoring module 14, including a pressure sensor 17, a flow sensor 18, a PH sensor 19 and a timer 20, and converting the signals into data signals, the data signals are displayed on the display module 24 and compared with a water quality data value set by the monitoring terminal 15, and when a data error is large, the intelligent alarm module 25 gives an alarm prompt;
the monitoring terminal 15 is electrically connected with the client 16 through a wireless communication module 22.
Further, in the above technical scheme, both ends of the pipe 4 are provided with the connecting flanges 26, the water injection pipe and the water inlet are detachably connected with the pipe 4, and the joints of the water injection pipe and the water inlet with the pipe 4 are provided with the sealing packing, so that the filter element 5 and the pipe 4 can be conveniently replaced.
Further, in the above technical scheme, be equipped with overflow mouth 27 between transport clean room 2 and the water quality testing room 3, be equipped with metal filters in the overflow mouth 27, scraper blade 10 sets up to crescent, scraper blade 10 is made by rubber materials, scraper blade 10 and transport 2 inner walls phase-matchs of clean room, conveniently clear up impurity, scrape clean inner wall.
Further, in the above technical solution, the monitoring module 14 includes a pressure sensor 17, a flow sensor 18, a PH sensor 19 and a timer 20, which are all electrically connected to a single chip 21, and the first electromagnetic valve 11 and the second electromagnetic valve 12 are both electrically connected to the single chip 21.
Further, in the above technical solution, the model of the pressure sensor 17 is set to be an LPS25HBTR type pressure sensor, the model of the flow sensor 18 is set to be an EXQ41W type flow meter, the model of the PH sensor 19 is set to be a PS-701 type PH sensor, and the model of the single chip microcomputer 21 is set to be an M68HC16 type single chip microcomputer.
This practical theory of operation:
referring to the attached drawing 1 of the specification, in use, city water enters the return pipe 4 from the water injection pipe, impurities in the water are intercepted under the filtration of the filter element 5, after the city water enters the conveying purification chamber 2, the city water is intercepted by the partition plate, the microwave generator 6 sends microwaves to vibrate and purify the water, the carried substances in the water are precipitated at the bottom of the conveying purification chamber 2, the purified water flows out from the overflow port 27, the precipitates are isolated and filtered by the metal filter screen, the water quality is improved, the water injection pipe and the water inlet are detachably connected with the return pipe 4, the return pipe 4 is disassembled, the filter element 5 is replaced, the sealing valve 13 is opened, the scraper 10 is matched with the inner side bottom wall of the conveying purification chamber 2 by controlling the rotation of the motor 8, the scraper 10 is pulled by the output end of the cylinder 9 to clean the dirt, the blockage of the device is prevented, the dirt in the flow stabilizer 1 is reduced, the bacterial growth is avoided, and the water quality is cleaned;
referring to the attached drawings 2-4 of the specification, in use, the utility model, a pressure sensor 17, a flow sensor 18, a PH sensor 19 and a timer 20 respectively sense the water pressure inside the steady flow compensator 1 and the PH value of the water flowing through, calculate the service time of the filter element 5, a single chip 21 receives the signal of a monitoring module 14 and controls the on-off of a first electromagnetic valve 11 and a second electromagnetic valve 12 in time, to avoid the water with water quality problems from flowing out, a wireless communication module 22 is used for sending the monitoring signal to a monitoring terminal 15 by the monitoring module 14, an A/D analog-to-digital converter 23 converts the sensed analog electrical signal into a data signal and displays the data signal on a display module 24, and the data value of the water quality set by the monitoring terminal 15 is compared, when the data error is large, an intelligent alarm module 25 gives an alarm to prompt, which is beneficial to realizing the intelligent monitoring of the water supply of intelligent buildings and provides maintenance management in time, and timely replacing the filter element 5 and cleaning impurities.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a building water supply monitoring devices, includes stationary flow compensator (1), its characterized in that: the flow stabilization compensator is characterized in that a partition plate is arranged in the flow stabilization compensator (1), a conveying purification chamber (2) is arranged on one side of the partition plate, a water quality detection chamber (3) is arranged on the other side of the conveying purification chamber (2) on one side of the partition plate, a water inlet is arranged at the top of the outer side of the conveying purification chamber (2), a return pipe (4) is arranged at the connecting end of the water inlet, a filter element (5) is filled in the return pipe (4), a water injection pipe is arranged at the other end of the return pipe (4), a microwave generator (6) is arranged at the top of the conveying purification chamber (2), a sewage discharge outlet (7) is arranged at one side of the bottom of the conveying purification chamber (2), a motor (8) is arranged at one side of the conveying purification chamber (2), a cylinder (9) is fixedly connected with an output shaft of the motor (8), a scraper (10) is arranged at the output end of the cylinder (9), and a water quality monitoring system is arranged at the top of the water quality detection chamber (3), a water outlet is arranged at the bottom of the water quality detection chamber (3).
2. A building water supply monitoring device as claimed in claim 1, wherein: the water injection pipe is internally provided with a first electromagnetic valve (11), the water outlet is internally provided with a second electromagnetic valve (12), and the bottom of the sewage draining outlet (7) is provided with a sealing valve (13).
3. A building water supply monitoring device as claimed in claim 2, wherein: water quality monitoring system includes monitoring module (14), monitor terminal (15) and customer end (16), monitoring module (14) includes pressure sensor (17), flow sensor (18), PH sensor (19) and time-recorder (20), water quality testing room (3) top is run through in pressure sensor (17), pressure sensor (17) one side is equipped with flow sensor (18), flow sensor (18) one side is equipped with PH sensor (19), PH sensor (19) one side is equipped with time-recorder (20), time-recorder (20) one side is equipped with singlechip (21), specifically as follows:
the pressure sensor (17) is used for sensing the water pressure in the steady flow compensator (1), the flow sensor (18) is used for sensing the water flow passing through the steady flow compensator (1), the PH sensor (19) is used for detecting the PH value of water in an urban water pipeline, the timer (20) is used for calculating the service time of the filter element (5), and the single chip microcomputer (21) is used for receiving signals of the pressure sensor (17), the flow sensor (18), the PH sensor (19) and the timer (20) and controlling the first electromagnetic valve (11) and the second electromagnetic valve (12) to be opened and closed;
the monitoring system is characterized in that the monitoring module (14) is electrically connected with the monitoring terminal (15) through a wireless communication module (22), the monitoring terminal (15) comprises an A/D (analog to digital) converter (23), a display module (24) and an intelligent alarm module (25), the A/D converter (23) is used for receiving signals of the monitoring module (14) including a pressure sensor (17), a flow sensor (18), a PH sensor (19) and a timer (20) and converting the signals into data signals, the data signals are displayed on the display module (24) and are compared with a water quality data value set by the monitoring terminal (15), and when data errors are large, the intelligent alarm module (25) gives an alarm prompt;
the monitoring terminal (15) is electrically connected with the client (16) through a wireless communication module (22).
4. A building water supply monitoring device as claimed in claim 1, wherein: return pipe (4) both ends and all be equipped with flange (26), water injection pipe and water inlet can be dismantled with return pipe (4) and be connected, the junction of water injection pipe and water inlet and return pipe (4) all is equipped with sealed packing.
5. A building water supply monitoring device as claimed in claim 1, wherein: carry and be equipped with overflow mouth (27) between clean room (2) and water quality testing room (3), be equipped with metal filters in overflow mouth (27), scraper blade (10) set up to crescent, scraper blade (10) are made by rubber materials, scraper blade (10) and carry clean room (2) inner wall phase-match.
6. A building water supply monitoring device as claimed in claim 3, wherein: the monitoring module (14) comprises a pressure sensor (17), a flow sensor (18), a PH sensor (19) and a timer (20) which are electrically connected with a single chip microcomputer (21), and the first electromagnetic valve (11) and the second electromagnetic valve (12) are electrically connected with the single chip microcomputer (21).
CN202122166533.5U 2021-09-08 2021-09-08 Building water supply monitoring devices Active CN216005496U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122166533.5U CN216005496U (en) 2021-09-08 2021-09-08 Building water supply monitoring devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122166533.5U CN216005496U (en) 2021-09-08 2021-09-08 Building water supply monitoring devices

Publications (1)

Publication Number Publication Date
CN216005496U true CN216005496U (en) 2022-03-11

Family

ID=80592263

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122166533.5U Active CN216005496U (en) 2021-09-08 2021-09-08 Building water supply monitoring devices

Country Status (1)

Country Link
CN (1) CN216005496U (en)

Similar Documents

Publication Publication Date Title
CN210322992U (en) Intelligent sewage sampling and detecting device
CN216005496U (en) Building water supply monitoring devices
CN206391707U (en) A kind of supply channel filter with self-inspection warning function
CN214252249U (en) Online water quality monitoring sensor cleaning system
CN211621788U (en) Secondary water supply automatic control system
CN210340561U (en) High-efficient domestic sewage treatment plant
CN215137235U (en) Filter
CN214244122U (en) AO-MBR integration sewage treatment plant
CN215948338U (en) Tail end water discharging control device for municipal pipeline
CN213805636U (en) Efficient intelligence thawing machine
CN108584857A (en) A kind of glue feeder
CN210719339U (en) Electric float liquid level meter
CN211111414U (en) Full-automatic swimming pool water quality monitoring device
CN209397698U (en) A kind of sewage lifter with backwashing function
CN210445438U (en) Integrated device for liquid collection level and flow monitoring and medicine box comprising integrated device
CN210288618U (en) Drainage pipe network flow measuring device
CN218204811U (en) Integrated rainwater flow distribution intelligent control system
CN220134029U (en) Automatic monitoring device for tunnel water seepage quantity
CN216515855U (en) Wisdom water utilities water supply equipment
CN216791485U (en) Anti-blocking type pressure transmitter
CN218405661U (en) Wisdom water utilities intelligent monitoring device that waters
CN218360891U (en) Water quality monitoring self-cleaning system
CN212294862U (en) Integrated non-negative pressure water supply equipment
CN212403505U (en) Drainage system without liquid level sensor and sewage treatment system
CN220918390U (en) Precise filtering system for agricultural irrigation

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20230602

Address after: Room 209, Floor 2, No. 41, Hanguang Street, Nangang District, Harbin City, Heilongjiang Province, 150000

Patentee after: Harbin Jingna Technology Co.,Ltd.

Address before: 510000 No. 106 Fengze East Road, Nansha District, Guangzhou City, Guangdong Province

Patentee before: Guangzhou Shengxi Information Technology Co.,Ltd.