CN215590950U - Water quality environment monitoring buoy - Google Patents

Water quality environment monitoring buoy Download PDF

Info

Publication number
CN215590950U
CN215590950U CN202122121570.4U CN202122121570U CN215590950U CN 215590950 U CN215590950 U CN 215590950U CN 202122121570 U CN202122121570 U CN 202122121570U CN 215590950 U CN215590950 U CN 215590950U
Authority
CN
China
Prior art keywords
buoy
water quality
solar panel
cavity
buoy body
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
CN202122121570.4U
Other languages
Chinese (zh)
Inventor
陈杰
贾飞
宋成
吴天足
李智亮
袁巧林
沈星
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.)
Zhejiang Jiunhe Geological Ecological Environment Planning And Design Co ltd
Original Assignee
Zhejiang Jiunhe Geological Ecological Environment Planning And Design 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 Zhejiang Jiunhe Geological Ecological Environment Planning And Design Co ltd filed Critical Zhejiang Jiunhe Geological Ecological Environment Planning And Design Co ltd
Priority to CN202122121570.4U priority Critical patent/CN215590950U/en
Application granted granted Critical
Publication of CN215590950U publication Critical patent/CN215590950U/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
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Abstract

The utility model provides a water quality environment monitoring buoy, which relates to the technical field of water quality monitoring and comprises a buoy body, wherein an installation seat is installed above the buoy body, sliding grooves are formed in two sides of the installation seat, a hinge block is connected in the sliding grooves in a sliding mode, a solar panel is rotatably installed on the hinge block, an adjusting mechanism for adjusting the angle of the solar panel is arranged below the solar panel, an anti-collision mechanism is arranged on the outer side of the buoy body, a water quality monitor is arranged below the buoy body, and anchor bodies are arranged at the bottoms of the buoy body on two sides of the water quality monitor through a rope retracting mechanism; according to the solar panel, the adjusting mechanism is arranged below the solar panel, so that the solar panel can be driven to move, and the angle of the solar panel can be adjusted according to the irradiation angle of the sun, so that the energy storage efficiency of the solar panel is improved, and the solar panel can stably supply power for a water quality monitor and other electric elements.

Description

Water quality environment monitoring buoy
Technical Field
The utility model relates to the technical field of water quality monitoring, in particular to a water quality environment monitoring buoy.
Background
The water quality monitoring is a process for monitoring and determining the types of pollutants in a water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition, the monitoring range is very wide, the monitoring range comprises uncontaminated and polluted natural water (rivers, lakes, seas and underground water) and various industrial drainage and the like, and a water quality monitoring buoy is usually used during water quality monitoring;
at present, most of novel water quality monitoring buoys utilize a solar panel to supply power for a water quality monitor, the existing water quality monitoring buoys are lack of mechanisms for adjusting the angle of the solar panel, so that the solar panel cannot adjust the angle according to the sun irradiation angle, the solar energy recycling rate is low, if the existing water quality monitoring buoys meet long-time rainy weather, the energy storage of the solar panel is insufficient, the power supply of the water quality monitor is influenced, and the monitoring data of the water quality monitor are unstable.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a water quality environment monitoring buoy which is provided with an adjusting mechanism through the lower part of a solar panel, and the cavity, a first servo motor, a threaded rod, a threaded sleeve and a hinge block of the adjusting mechanism are mutually matched to drive the solar panel to move, so that the angle of the solar panel can be adjusted according to the irradiation angle of the sun, the energy storage efficiency of the solar panel is improved, a water quality monitor and other electric elements can be stably supplied with power, and the water quality environment monitoring buoy can obtain stable data when monitoring water quality data.
In order to realize the purpose of the utility model, the utility model is realized by the following technical scheme:
a water quality environment monitoring buoy comprises a buoy body, wherein an installation seat is installed above the buoy body, a wind vane is installed on one side above the installation seat, an indicator lamp is installed on the other side above the installation seat, sliding grooves are formed in two sides of the installation seat, hinge blocks are connected in the sliding grooves in a sliding mode, a solar panel is installed on the hinge blocks in a rotating mode, an adjusting mechanism for adjusting the angle of the solar panel is arranged below the solar panel, an anti-collision mechanism is arranged on the outer side of the buoy body, a water quality monitor is arranged below the buoy body, and anchor bodies are arranged at the bottoms of the buoy body on two sides of the water quality monitor through a rope retracting mechanism;
adjustment mechanism includes cavity, first servo motor, threaded rod, thread bush and articulated piece, the cavity is installed in the both sides of mount pad, the internally mounted of cavity has the threaded rod, the threaded rod is through the drive of first servo motor, be provided with the thread bush on the threaded rod, be provided with the cell body that is parallel to each other with the threaded rod on the cavity, thread bush and cell body sliding connection, and the top and the solar panel rotation of thread bush are connected.
The further improvement lies in that: anticollision institution includes anticollision baffle, expanding spring, attenuator and installation piece, the outside at the buoy body is installed to the installation piece, one side of installation piece is provided with a plurality of attenuators, the outside cover of attenuator is equipped with expanding spring, anticollision baffle is installed to the one end of attenuator.
The further improvement lies in that: the anticollision baffle is provided with four, four the anticollision baffle all is the arc design, four the anticollision baffle is the annular at the outside of buoy body and distributes, and is a plurality of the attenuator is equidistant distribution at the inner wall of anticollision baffle.
The further improvement lies in that: and a winding mechanism is arranged above the water quality monitor and is connected with the bottom of the buoy body.
The further improvement lies in that: winding mechanism includes installation cavity, wind-up roll, cable wire, second servo motor and buckler, the installation cavity is installed in the bottom of buoy body, the internally mounted of installation cavity has the wind-up roll, be provided with the cable wire on the wind-up roll, the one end of cable wire extends the outside of installation cavity and is connected with water quality monitor's top, the buckler is installed in the outside of installation cavity, the internally mounted of buckler has second servo motor, second servo motor's output is connected with the one end of wind-up roll.
The further improvement lies in that: the rope winding and unwinding mechanism comprises a winding cavity, a winding shaft rod and a pull rope, the winding cavity is provided with the winding shaft rod, the pull rope is arranged below the winding cavity, and the upper end of the pull rope is connected with the winding shaft rod.
The further improvement lies in that: handles are symmetrically arranged above the buoy body, and the two handles are symmetrically distributed above the buoy body.
The utility model has the beneficial effects that:
1. according to the solar water quality environment monitoring buoy, the adjusting mechanism is arranged below the solar panel, the cavity of the adjusting mechanism, the first servo motor, the threaded rod, the threaded sleeve and the hinge block are matched with each other, the solar panel can be driven to move, and the angle of the solar panel can be adjusted according to the irradiation angle of the sun, so that the energy storage efficiency of the solar panel is improved, the water quality monitor and other electric elements can be stably supplied with power, and the water quality environment monitoring buoy can obtain stable data when monitoring water quality data.
2. According to the utility model, the anti-collision mechanism is arranged on the outer side of the buoy body, and the anti-collision baffle, the telescopic spring, the damper and the mounting block of the anti-collision mechanism are mutually matched, so that the water quality environment monitoring buoy is safer in use, can avoid the impact of impurities on the buoy body from the water surface under severe weather environment, can prevent the buoy body from turning over, and ensures the safety of the water quality environment monitoring buoy in use.
3. According to the utility model, the winding mechanism is arranged below the buoy body, and the height of the water quality monitor can be adjusted by utilizing the mutual matching of the mounting cavity of the winding mechanism, the winding roller, the steel cable, the second servo motor and the waterproof shell, so that the water quality of water areas with different heights can be monitored, and the high efficiency of the water quality environment monitoring buoy in use is greatly improved.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a schematic front sectional view of the adjusting mechanism of the present invention.
Wherein: 1. a buoy body; 2. a mounting seat; 3. a wind vane; 4. a water quality monitor; 5. an indicator light; 6. a solar panel; 7. a cavity; 8. a first servo motor; 9. a threaded rod; 10. a threaded sleeve; 11. a hinged block; 12. an anti-collision baffle plate; 13. a tension spring; 14. a damper; 15. mounting blocks; 16. a mounting cavity; 17. a wind-up roll; 18. a steel cord; 19. a second servo motor; 20. a waterproof shell; 21. a winding cavity; 22. pulling a rope; 23. an anchor body; 24. a handle; 25. a chute.
Detailed Description
In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
According to fig. 1-3, the embodiment provides a water quality environment monitoring buoy, which comprises a buoy body 1, an installation seat 2 is arranged above the buoy body 1, a wind vane 3 is arranged on one side above the installation seat 2, an indicator light 5 is arranged on the other side above the mounting seat 2, sliding grooves 25 are arranged on the two sides of the mounting seat 2, the sliding groove 25 is internally connected with a hinged block 11 in a sliding way, the hinged block 11 is rotatably provided with a solar panel 6, an adjusting mechanism for adjusting the angle of the solar panel 6 is arranged below the solar panel 6, an anti-collision mechanism is arranged on the outer side of the buoy body 1, a water quality monitor 4 is arranged below the buoy body 1, the bottom of the buoy body 1 at two sides of the water quality monitor 4 is provided with an anchor body 23 through a rope retracting mechanism, the buoy body 1 is placed in water, and water quality is detected by using a wind vane 3 and the water quality monitor 4;
adjustment mechanism includes cavity 7, first servo motor 8, threaded rod 9, thread bush 10 and articulated piece 11, cavity 7 is installed in the both sides of mount pad 2, the internally mounted of cavity 7 has threaded rod 9, threaded rod 9 is through the drive of first servo motor 8, be provided with thread bush 10 on the threaded rod 9, be provided with the cell body that is parallel to each other with threaded rod 9 on the cavity 7, thread bush 10 and cell body sliding connection, and the top of thread bush 10 rotates with solar panel 6 to be connected, and it is rotatory to start first servo motor 8 and drive threaded rod 9, so drive thread bush 10 and remove, and then utilize mutually supporting of spout 25 and articulated piece 11 to adjust solar panel 6's angle.
Anticollision institution includes anticollision baffle 12, expanding spring 13, attenuator 14 and installation piece 15, installation piece 15 is installed in the outside of buoy body 1, one side of installation piece 15 is provided with a plurality of attenuators 14, the outside cover of attenuator 14 is equipped with expanding spring 13, anticollision baffle 12 is installed to attenuator 14's one end, when the object strikes buoy body 1, utilizes expanding spring 13 to drive anticollision baffle 12 and stretches out and draws back, and then protects buoy body 1.
The anticollision baffle 12 is provided with four, four the anticollision baffle 12 all is the arc design, four the anticollision baffle 12 is the annular at buoy body 1's the outside and distributes, and is a plurality of the attenuator 14 is equidistant distribution at the inner wall of anticollision baffle 12.
And a winding mechanism is arranged above the water quality monitor 4 and is connected with the bottom of the buoy body 1.
The winding mechanism comprises a mounting cavity 16, a winding roller 17, a steel cable 18, a second servo motor 19 and a waterproof shell 20, the mounting cavity 16 is mounted at the bottom of the buoy body 1, the winding roller 17 is mounted inside the mounting cavity 16, the steel cable 18 is arranged on the winding roller 17, one end of the steel cable 18 extends out of the mounting cavity 16 and is connected with the upper part of the water quality monitor 4, the waterproof shell 20 is mounted on the outer side of the mounting cavity 16, the second servo motor 19 is mounted inside the waterproof shell 20, the output end of the second servo motor 19 is connected with one end of the winding roller 17, the second servo motor 19 is started to drive the winding roller 17 to rotate, the steel cable 18 is further utilized to drive the water quality monitor 4 to gradually descend, water levels with different heights are monitored, the high efficiency of the water quality environment monitoring buoy in use is improved, and in order to prolong the service life of the steel cable 18, the surface of the steel cord 18 in this embodiment is coated with a corrosion resistant paint.
The rope winding and unwinding mechanism comprises a winding cavity 21, a winding shaft rod and a pull rope 22, the winding cavity 21 is provided with the winding shaft rod, the pull rope 22 is arranged below the winding cavity 21, the upper end of the pull rope 22 is connected with the winding shaft rod, the buoy body 1 of the water quality environment monitoring buoy can be fixed by the aid of the anchor body 23, and the sinking depth of the pull rope 22 and the sinking depth of the anchor body 23 can be reasonably selected according to use requirements.
Handles 24 are symmetrically arranged above the buoy body 1, the two handles 24 are symmetrically distributed above the buoy body 1, and the two handles 24 can be used for conveniently extracting and moving the buoy body 1.
When the buoy is used, a worker firstly places the buoy body 1 in water, then uses the matching of the rolling cavity 21 and the pull rope 22 to place the anchor body 23 to the water bottom, uses the anchor body 23 to fix the buoy body 1 of the water quality environment monitoring buoy, then starts the second servo motor 19 to drive the rolling roller 17 to rotate, further uses the steel rope 18 to drive the water quality monitor 4 to gradually descend, monitors water levels with different heights, when the angle of the solar panel 6 needs to be adjusted, starts the first servo motor 8 to drive the threaded rod 9 to rotate, so as to drive the threaded sleeve 10 to move, further uses the mutual matching of the sliding groove 25 and the hinge block 11 to adjust the angle of the solar panel 6, when severe weather occurs, the telescopic spring 13 drives the anti-collision baffle 12 to stretch, so as to prevent sundries on the water surface from impacting the buoy body 1, and further can protect the buoy body 1, preventing the generation of damage.
According to the utility model, the adjusting mechanism is arranged below the solar panel 6, and the solar panel 6 can be driven to move by utilizing the mutual matching of the cavity 7, the first servo motor 8, the threaded rod 9, the threaded sleeve 10 and the hinge block 11 of the adjusting mechanism, so that the angle of the solar panel 6 can be adjusted according to the irradiation angle of the sun, the energy storage efficiency of the solar panel 6 is improved, the water quality monitor 4 and other electric elements can be stably supplied with power, and the water quality environment monitoring buoy can obtain stable data when monitoring water quality data; according to the utility model, the anti-collision mechanism is arranged on the outer side of the buoy body 1, and the anti-collision baffle 12, the telescopic spring 13, the damper 14 and the mounting block 15 of the anti-collision mechanism are matched with each other, so that the water quality environment monitoring buoy is safer in use, the impact of impurities on the buoy body 1 from the water surface under severe weather environment can be avoided, the buoy body 1 can be prevented from turning over, and the safety of the water quality environment monitoring buoy in use is ensured; according to the utility model, the winding mechanism is arranged below the buoy body 1, and the height of the water quality monitor 4 can be adjusted by utilizing the mutual matching of the mounting cavity 16, the winding roller 17, the steel cable 18, the second servo motor 19 and the waterproof shell 20 of the winding mechanism, so that the water quality of water areas with different heights can be monitored, and the high efficiency of the water quality environment monitoring buoy in use is greatly improved.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a quality of water environmental monitoring buoy, includes buoy body (1), its characterized in that: the buoy comprises a buoy body (1), and is characterized in that a mounting seat (2) is installed above the buoy body (1), a wind vane (3) is installed on one side above the mounting seat (2), an indicator lamp (5) is installed on the other side above the mounting seat (2), sliding grooves (25) are formed in the two sides of the mounting seat (2), hinged blocks (11) are connected in the sliding grooves (25) in a sliding mode, a solar panel (6) is installed on the hinged blocks (11) in a rotating mode, an adjusting mechanism for adjusting the angle of the solar panel (6) is arranged below the solar panel (6), an anti-collision mechanism is arranged on the outer side of the buoy body (1), a water quality monitor (4) is arranged below the buoy body (1), and anchor bodies (23) are arranged at the bottoms of the buoy bodies (1) on the two sides of the water quality monitor (4) through a rope winding and unwinding mechanism;
adjustment mechanism includes cavity (7), first servo motor (8), threaded rod (9), thread bush (10) and articulated piece (11), install in the both sides of mount pad (2) cavity (7), the internally mounted of cavity (7) has threaded rod (9), threaded rod (9) are driven through first servo motor (8), be provided with thread bush (10) on threaded rod (9), be provided with the cell body that is parallel to each other with threaded rod (9) on cavity (7), thread bush (10) and cell body sliding connection, and the top of thread bush (10) rotates with solar panel (6) and is connected.
2. The buoy for monitoring the water quality and environment as claimed in claim 1, which is characterized in that: anticollision institution includes anticollision baffle (12), expanding spring (13), attenuator (14) and installation piece (15), install the outside in buoy body (1) in installation piece (15), one side of installation piece (15) is provided with a plurality of attenuators (14), the outside cover of attenuator (14) is equipped with expanding spring (13), anticollision baffle (12) are installed to the one end of attenuator (14).
3. The buoy for monitoring the water quality and environment as claimed in claim 2, which is characterized in that: anticollision baffle (12) are provided with four, four anticollision baffle (12) all are the arc design, four anticollision baffle (12) are the annular in the outside of buoy body (1) and distribute, and are a plurality of attenuator (14) are equidistant distribution at the inner wall of anticollision baffle (12).
4. The buoy for monitoring the water quality and environment as claimed in claim 1, which is characterized in that: and a winding mechanism is arranged above the water quality monitor (4), and the winding mechanism is connected with the bottom of the buoy body (1).
5. The buoy for monitoring the water quality and environment as claimed in claim 4, which is characterized in that: winding mechanism includes installation cavity (16), wind-up roll (17), cable wire (18), second servo motor (19) and waterproof case (20), installation cavity (16) are installed in the bottom of buoy body (1), the internally mounted of installation cavity (16) has wind-up roll (17), be provided with cable wire (18) on wind-up roll (17), the one end of cable wire (18) is extended the outside of installation cavity (16) and is connected with the top of water quality monitor (4), waterproof case (20) are installed in the outside of installation cavity (16), the internally mounted of waterproof case (20) has second servo motor (19), the output of second servo motor (19) is connected with the one end of wind-up roll (17).
6. The buoy for monitoring the water quality and environment as claimed in claim 1, which is characterized in that: the rope winding and unwinding mechanism comprises a winding cavity (21), a winding shaft rod and a pull rope (22), the winding shaft rod is arranged in the winding cavity (21), the pull rope (22) is arranged below the winding cavity (21), and the upper end of the pull rope (22) is connected with the winding shaft rod.
7. The buoy for monitoring the water quality and environment as claimed in claim 1, which is characterized in that: handles (24) are symmetrically arranged above the buoy body (1), and the two handles (24) are symmetrically distributed above the buoy body (1).
CN202122121570.4U 2021-09-03 2021-09-03 Water quality environment monitoring buoy Active CN215590950U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122121570.4U CN215590950U (en) 2021-09-03 2021-09-03 Water quality environment monitoring buoy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122121570.4U CN215590950U (en) 2021-09-03 2021-09-03 Water quality environment monitoring buoy

Publications (1)

Publication Number Publication Date
CN215590950U true CN215590950U (en) 2022-01-21

Family

ID=79884192

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122121570.4U Active CN215590950U (en) 2021-09-03 2021-09-03 Water quality environment monitoring buoy

Country Status (1)

Country Link
CN (1) CN215590950U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114839335A (en) * 2022-04-01 2022-08-02 青海省水利水电科学研究院有限公司 Water quality automatic detection and analysis system and assessment model construction method
CN114987692A (en) * 2022-06-29 2022-09-02 深圳市自然资源和不动产评估发展研究中心(深圳市地质环境监测中心) Buoy device for marine ecological monitoring capable of carrying out information processing
CN116331421A (en) * 2023-05-30 2023-06-27 青岛海联智信息科技有限公司 Marine meteorological monitoring equipment
CN116923642A (en) * 2023-07-21 2023-10-24 昆明南湾机械设备有限公司 Observation signal platform for environmental monitoring

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114839335A (en) * 2022-04-01 2022-08-02 青海省水利水电科学研究院有限公司 Water quality automatic detection and analysis system and assessment model construction method
CN114987692A (en) * 2022-06-29 2022-09-02 深圳市自然资源和不动产评估发展研究中心(深圳市地质环境监测中心) Buoy device for marine ecological monitoring capable of carrying out information processing
CN114987692B (en) * 2022-06-29 2024-03-26 深圳市自然资源和不动产评估发展研究中心(深圳市地质环境监测中心) Buoy device capable of carrying out information processing and used for marine ecological monitoring
CN116331421A (en) * 2023-05-30 2023-06-27 青岛海联智信息科技有限公司 Marine meteorological monitoring equipment
CN116331421B (en) * 2023-05-30 2024-04-19 青岛海联智信息科技有限公司 Marine meteorological monitoring equipment
CN116923642A (en) * 2023-07-21 2023-10-24 昆明南湾机械设备有限公司 Observation signal platform for environmental monitoring

Similar Documents

Publication Publication Date Title
CN215590950U (en) Water quality environment monitoring buoy
CN213071711U (en) Motor-driven field operations lightning protection system lift lightning rod
CN220076625U (en) Environment monitoring buoy
JP2007528464A (en) Wind power generator
KR101039576B1 (en) generator apparatus of using windmill with tower type
CN108953042B (en) Single-column type offshore power generation device
CN216244026U (en) Intelligent solar LED street lamp
CN212534091U (en) Pile driving device for ocean engineering
CN112412710A (en) Offshore wind power generation equipment
CN210599270U (en) Novel multifunctional wind driven generator
CN109826753B (en) Strong wind resistant offshore power generation device
CN210163035U (en) Vertical lifting appliance for assembling wind power impeller
CN111947090A (en) Energy-saving marine reef touch warning lamp
CN220985575U (en) Photovoltaic energy storage device with wind pressure resistance function
CN211116418U (en) Wind power generation device supported in suspension mode
CN216645523U (en) Water conservancy water level detection device
CN213538899U (en) Protection mechanism applied to electric gate
CN219506197U (en) Floating type photovoltaic anchoring device
CN219960473U (en) Solar photovoltaic panel lifting device
CN217605835U (en) Environmental wastewater monitoring device capable of adjusting monitoring height
CN217034903U (en) Monitoring device for ocean disaster early warning
CN219139271U (en) A ground protection device for wind power generation cabin cover
CN213363930U (en) Hydraulic engineering water level monitoring device
CN116517778B (en) Groundwater wind power generation extraction device
CN219508889U (en) Safe energy storage wall

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant