CN115817721A - Ocean communication base station buoy based on satellite communication - Google Patents
Ocean communication base station buoy based on satellite communication Download PDFInfo
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- CN115817721A CN115817721A CN202211479973.9A CN202211479973A CN115817721A CN 115817721 A CN115817721 A CN 115817721A CN 202211479973 A CN202211479973 A CN 202211479973A CN 115817721 A CN115817721 A CN 115817721A
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- vertical rod
- base station
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- 238000004891 communication Methods 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims description 24
- 238000007906 compression Methods 0.000 claims description 24
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims 2
- 239000013535 sea water Substances 0.000 abstract description 6
- 238000003466 welding Methods 0.000 description 4
- 238000007667 floating Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The invention provides a satellite communication-based ocean communication base station buoy, which relates to the field of communication base station buoys and comprises a base, wherein a monitoring module is fixedly arranged on the base, a buoy rod is arranged in the center of the base and vertically penetrates through the base, the top of the buoy rod is connected with an antenna, the outer side of the base is connected with an extension sheet, the top of the base is provided with a rubber ring, and the lower end of the rubber ring is inserted into the base. This ocean communication base station buoy based on satellite communication, the department sliding fit has the buoy stick in base center, and the base is undulant from top to bottom along with the wave, utilizes sliding fit, reduces the influence of wave to the buoy, reduces the fluctuation of buoy stick to a certain extent, makes the buoy stick keep certain horizontal position. Through the cooperation of the vertical rod and the grating, the inclination degree of the buoy is detected, and then the buoy is reversely inclined by the positioning mechanism, so that the overall stability of the buoy is kept. Thereby avoiding the ocean communication base station buoy from being overturned by the seawater.
Description
Technical Field
The invention relates to the technical field of communication base station buoys, in particular to a marine communication base station buoy based on satellite communication.
Background
The multifunctional buoy of the marine communication base station is used for monitoring marine ecological environment by utilizing the buoy, people establish marine observation stations on coastal areas and islands to measure wave height, ocean current, sea temperature, tide level, wind speed, air pressure and other hydrological meteorological elements, grasp the information and bring more convenience to people, and the multifunctional buoy of the marine communication base station is usually anchored on the sea and forms an automatic marine hydrological meteorological observation station through a plurality of monitoring buoys.
In order to measure wave elements, the conventional buoy is generally good in following wave property, has a large swing inclination angle in a wind wave environment, and is most likely to overturn due to large swing of the buoy.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a marine communication base station buoy based on satellite communication, which solves the problems in the background technology.
(II) technical scheme
In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a marine communication base station buoy based on satellite communication, includes the base, and fixed mounting has monitoring module on the base, base central authorities department is equipped with the buoy stick, and the buoy stick is vertical to run through the base, the buoy stick top is connected with the antenna, and the base outside is connected with the extension piece, and the base top is equipped with the rubber circle, and in the base was inserted to rubber circle lower extreme, rubber circle bottom was connected with the iron cable, and the iron cable lower extreme is connected with the counter weight ball.
The base is internally provided with a first cavity which is arranged on the inner side of the rubber ring, an air compression tank is arranged in the first cavity, the bottom of the base is connected with an electronic valve, the electronic valve is communicated with the air compression tank, a cross rod is arranged above the air compression tank, a first vertical rod is connected between the cross rod and the top of the air compression tank, a first magnet is arranged on the rod body of the first vertical rod in a sliding fit mode, the top of the first magnet is connected with a first spring, and the first spring is sleeved outside the rod body of the first vertical rod.
The air compression tank is internally provided with a second vertical rod, the second vertical rod is aligned with the first vertical rod, the second vertical rod is sleeved with a second spring, a piston plate is arranged in the second vertical rod and is in sliding fit with the second vertical rod, the second vertical rod is provided with a second magnet in sliding fit, the top of the second magnet is connected with the bottom of the piston plate, and the bottom of the second magnet is connected with the upper end of the second spring.
Compressed air is stored in the air compression tank, the second magnet is aligned with the first magnet, the air compression tank and the electronic valve form a position adjusting mechanism, and the position adjusting mechanism is distributed around the buoy rod at equal angles.
Preferably, cavity two has been seted up to just being located the rubber circle outside in the base, the base bottom is equipped with a plurality of spherical storehouses, and angular distribution such as spherical storehouse is around the buoy stick, and spherical storehouse upper end and cavity two intercommunication, spherical storehouse bottom trompil, spherical storehouse trompil below are equipped with the apron, the symmetry is equipped with the motor in the spherical storehouse, and motor drive shaft is connected with the steel wire, and the steel wire passes spherical storehouse and cover connection.
Preferably, a cavity is formed in the buoy rod, a vertical rod is hung in the cavity, a plurality of gratings are arranged in the cavity and distributed around the vertical rod, the gratings correspond to the position adjusting mechanisms one to one, a sponge gasket is arranged on the inner wall of the cavity, and the sponge gasket is aligned with the lower end of the vertical rod.
Preferably, the top of the base is located over the second cavity and provided with a water inlet, and the rubber ring is provided with a drainage hole towards one side of the water inlet.
Preferably, the outer side of the counterweight ball is in sliding fit with a shell, the counterweight ball is semi-wrapped by the shell, and the surface of the shell is provided with a streamline groove.
Preferably, a control module and a power supply module are arranged in the first cavity, one end of the cross rod is connected with the inner wall of the first cavity, a trigger switch is arranged at the bottom of the cross rod and above the first magnet, and the control module, the power supply module, the electronic valve and the trigger switch are electrically connected.
Preferably, a through hole is formed in the center of the base, the buoy rod is located in the through hole, a slide bar is connected to the inner wall of the through hole, a slide groove is formed in the outer side of the buoy rod, and the slide bar is in sliding fit with the slide groove.
(III) advantageous effects
The invention provides a marine communication base station buoy based on satellite communication. The method has the following beneficial effects:
1. this ocean communication base station buoy based on satellite communication, the department sliding fit has the buoy stick in base center, and the base is undulant from top to bottom along with the wave, utilizes sliding fit, reduces the influence of wave to the buoy, reduces the fluctuation of buoy stick to a certain extent, makes the buoy stick keep certain horizontal position. Through the cooperation of the vertical rod and the grating, the inclination degree of the buoy is detected, and then the buoy is reversely inclined by the positioning mechanism, so that the overall stability of the buoy is maintained. Thereby avoiding the ocean communication base station buoy from being overturned by the seawater.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of a base structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the base of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3A according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 3 at B in accordance with the present invention;
FIG. 6 is a schematic view of another angle of the base structure of the present invention;
FIG. 7 is a schematic view of the internal structure of the air compression tank of the present invention;
FIG. 8 is a schematic view of a counterweight ball according to the present invention;
FIG. 9 is a schematic view of the internal structure of the buoy rod of the present invention.
In the figure: 1 base, 11 through holes, 12 sliding bars, 13 chamber I, 14 chamber II, 15 control modules, 16 power supply modules, 17 water inlet holes, 2 floating rod, 21 antenna, 22 sliding groove, 23 cavity, 24 vertical rod, 25 grating, 26 sponge gasket, 3 extending sheet, 4 rubber ring, 41 drainage hole, 5 iron cable, 6 counterweight ball, 61 shell, 62 flow groove, 7 spherical bin, 71 cover plate, 72 motor, 73 steel wire, 8 air compression tank, 81 cross bar, 82 vertical bar I, 83 spring I, 84 magnet I, 85 vertical bar II, 86 spring II, 87 piston plate, 88 magnet II, 89 trigger switch and 9 electronic valve.
Detailed Description
The embodiment of the invention provides a satellite communication-based ocean communication base station buoy, which comprises a base 1, wherein a monitoring module is fixedly installed on the base 1, and the monitoring module is conventional in the prior art.
The central sliding fit of base 1 has buoy stick 2, and buoy stick 2 vertically runs through base 1, and 2 top fixed mounting of buoy stick have antenna 21, and 1 outside of base is inlayed and is had extension piece 3, and extension piece 3 is made by the plastics kickboard to this floating performance that improves base 1. The top of the base 1 is fixedly provided with a rubber ring 4, the lower end of the rubber ring 4 is inserted into the base 1, the bottom of the rubber ring 4 is fixedly provided with an iron cable 5, and the lower end of the iron cable 5 is fixedly provided with a counterweight ball 6.
The inner side of the rubber ring 4 in the base 1 is provided with a cavity 13, the air compression tank 8 is fixedly mounted in the cavity 13, the bottom of the base 1 is fixedly provided with an electronic valve 9, and the electronic valve 9 is communicated with the air compression tank 8 in a welding manner. A cross rod 81 is arranged above the air compression tank 8, a vertical rod 82 is welded between the cross rod 81 and the top of the air compression tank 8, a magnet 84 is arranged on the rod body of the vertical rod 82 in a sliding fit mode, a spring 83 is fixedly bonded to the top of the magnet 84, and the spring 83 is sleeved outside the rod body of the vertical rod 82.
A second vertical rod 85 is welded in the air compression tank 8, the second vertical rod 85 is aligned with the first vertical rod 82, a second spring 86 is sleeved on a rod body of the second vertical rod 85, a piston plate 87 is arranged in the second vertical rod 85, the piston plate 87 is in sliding fit with the second vertical rod 85, a second magnet 88 is in sliding fit with the rod body of the second vertical rod 85, the top of the second magnet 88 is fixedly bonded with the bottom of the piston plate 87, and the bottom of the second magnet 88 is fixedly bonded with the upper end of the second spring 86.
Compressed air is stored in the air compression tank 8, the second magnet 88 is aligned with the first magnet 84, the air compression tank 8 and the electronic valve 9 form a positioning mechanism, and the positioning mechanism is distributed around the buoy rod 2 at equal angles.
Two 14 cavities have been seted up in the base 1 and be located the rubber ring 4 outside, 1 bottom fixed mounting of base has a plurality of spherical storehouses 7, angular distribution such as spherical storehouse 7 is around the buoy stick 2, two 14 intercommunications of spherical storehouse 7 upper ends and cavity, 7 bottom trompil in spherical storehouse, 7 trompil in spherical storehouse below are equipped with apron 71, symmetrical fixed mounting has motor 72 in the spherical storehouse 7, the welding of motor 72 transmission shaft has steel wire 73, steel wire 73 passes spherical storehouse 7 and laps 71 welding.
A cavity 23 is formed in the buoy rod 2, a vertical rod 24 is hung in the cavity 23, a plurality of gratings 25 are fixedly installed in the cavity 23, the gratings 25 are distributed around the vertical rod 24, the gratings 25 correspond to the position adjusting mechanisms one by one, a sponge gasket 26 is fixedly installed on the inner wall of the cavity 23, and the sponge gasket 26 is aligned with the lower end of the vertical rod 24. The sponge washer 26 serves to protect the lower end of the vertical rod 24.
A singlechip and a storage battery are fixedly arranged in the buoy rod 2, and a sponge washer 26 plays a role of a vertical rod 24 for protection. The singlechip and the storage battery are electrically connected with the grating 25. The vertical bar 24 is used to detect the degree of inclination of the buoy bar 2.
The top of the base 1 is provided with a water inlet 17 right above the second cavity 14, and the rubber ring 4 is provided with a drain hole 41 towards one side of the water inlet 17.
The outer side of the counterweight ball 6 is in sliding fit with a shell 61, the shell 61 is wrapped on the counterweight ball 6 in a half mode, and the surface of the shell 61 is provided with a ripple groove 62. The housing 61 can rotate around the center of the counterweight ball 6. The counterweight balls 6 are immersed in seawater.
The control module 15 and the power module 16 are fixedly installed in the first chamber 13, one end of the cross rod 81 is welded to the inner wall of the first chamber 13, the trigger switch 89 is fixedly installed at the bottom of the cross rod 81 and above the first magnet 84, and the control module 15, the power module 16, the electronic valve 9 and the trigger switch 89 are electrically connected.
In operation, the buoy 2 rocks with the waves as the lower end of the vertical rod 24 passes over the grating 25 to contact the sponge washer 26. When the time that the vertical rod 24 passes the grating 25 exceeds the expected value, the inclination of the whole device is serious, and the possibility of being overturned by sea waves exists, and the single chip microcomputer feeds information back to the control module 15. The control module 15 operates the tilt-direction positioning mechanism to open the electronic valve 9 on the side to release the compressed air, thereby pushing the base 1 to tilt in the opposite direction.
Second, the magnetically influenced magnet one 84 attracts the magnet two 88, and the spring is pulled. After the air in the air compression tank 8 is used, the piston plate 87 descends, and the piston plate 87 drives the second magnet 88 to descend. The first magnet 84 and the second magnet 88 are far away from each other, and the magnetic influence is weakened due to the gradual distance, and the first magnet 84 is gradually pulled to rise by the first spring 83. When magnet one 84 contacts trigger switch 89, indicating that additional air is required, control module 15 communicates information to maintenance personnel.
Through-hole 11 has been seted up to base 1 central point department, and buoy rod 2 is located through-hole 11, and the welding of through-hole 11 inner wall has draw runner 12, and spout 22 has been seted up to the buoy rod 2 outside, and draw runner 12 and spout 22 sliding fit.
When the waves are violent, the whole device shakes violently. Seawater falls into the rubber ring 4, is accumulated on the base 1, enters the second chamber 14 through the drain hole 41 and the water inlet hole 17, and finally flows into the spherical bin 7. At this time, the motor 72 rotates the winding wire 73, and the cover plate 71 is lifted to cover the lower opening of the spherical silo 7, thereby stocking up the seawater. The rubber ring 4 is matched with the spherical bin 7 to increase the weight of the whole device, so that the device is prevented from being turned over by sea waves.
To sum up, this ocean communication base station buoy based on satellite communication, the sliding fit has buoy stick 2 in base 1 central authorities department, and base 1 is undulant from top to bottom along with the wave, utilizes sliding fit, reduces the influence of wave to the buoy, reduces buoy stick 2's undulant to a certain extent, makes buoy stick 2 keep certain horizontal position. The inclination degree of the buoy is detected through the cooperation of the vertical rod 24 and the grating 25, and the buoy is reversely inclined by the positioning mechanism, so that the overall stability of the buoy is kept. Thereby avoiding the ocean communication base station buoy from being overturned by the seawater.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a marine communication base station buoy based on satellite communication, includes base (1), and fixed mounting has monitoring module, its characterized in that on base (1): the center of the base (1) is provided with a buoy rod (2), the buoy rod (2) vertically penetrates through the base (1), the top of the buoy rod (2) is connected with an antenna (21), the outer side of the base (1) is connected with an extending sheet (3), the top of the base (1) is provided with a rubber ring (4), the lower end of the rubber ring (4) is inserted into the base (1), the bottom of the rubber ring (4) is connected with an iron cable (5), and the lower end of the iron cable (5) is connected with a counterweight ball (6);
a first cavity (13) is formed in the base (1) and located on the inner side of the rubber ring (4), an air compression tank (8) is arranged in the first cavity (13), an electronic valve (9) is connected to the bottom of the base (1), the electronic valve (9) is communicated with the air compression tank (8), a cross rod (81) is arranged above the air compression tank (8), a vertical first vertical rod (82) is connected between the cross rod (81) and the top of the air compression tank (8), a first magnet (84) is slidably matched with a rod body of the first vertical rod (82), a first spring (83) is connected to the top of the first magnet (84), and the first spring (83) is sleeved outside the rod body of the first vertical rod (82);
a second vertical rod (85) is arranged in the air compression tank (8), the second vertical rod (85) is aligned with the first vertical rod (82), a second spring (86) is sleeved on the rod body of the second vertical rod (85), a piston plate (87) is arranged in the second vertical rod (85), the piston plate (87) is in sliding fit with the second vertical rod (85), a second magnet (88) is in sliding fit with the rod body of the second vertical rod (85), the top of the second magnet (88) is connected with the bottom of the piston plate (87), and the bottom of the second magnet (88) is connected with the upper end of the second spring (86);
compressed air is stored in the air compression tank (8), the second magnet (88) is aligned with the first magnet (84), the air compression tank (8) and the electronic valve (9) form a positioning mechanism, and the positioning mechanism is distributed around the buoy rod (2) at equal angles.
2. The marine communication base station buoy based on satellite communication as claimed in claim 1, wherein: the utility model discloses a buoy rod, including base (1), base (7), spherical storehouse (7), motor (72), steel wire (73) and cover plate (71), base (1) bottom is equipped with a plurality of spherical storehouses (7), and angular distribution such as spherical storehouse (7) is around buoy rod (2), and spherical storehouse (7) upper end and two (14) intercommunications of cavity, and spherical storehouse (7) bottom trompil is equipped with apron (71) below the trompil of spherical storehouse (7), the symmetry is equipped with motor (72) in spherical storehouse (7), and motor (72) transmission shaft is connected with steel wire (73), and steel wire (73) pass spherical storehouse (7) and are connected with apron (71).
3. The marine communication base station buoy based on satellite communication as claimed in claim 2, wherein: the utility model discloses a buoy rod, including buoy rod (2), cavity (23) have been seted up in buoy rod (2), cavity (23) are hung vertical rod (24), are equipped with a plurality of gratings (25) in cavity (23), and a plurality of gratings (25) distribute around vertical rod (24), and grating (25) and positioning mechanism one-to-one, and cavity (23) inner wall is equipped with sponge packing ring (26), and sponge packing ring (26) are aligned with vertical rod (24) lower extreme.
4. The marine communication base station buoy based on satellite communication as claimed in claim 3, wherein: the top of the base (1) is located right above the second cavity (14) and provided with a water inlet hole (17), and the rubber ring (4) is provided with a drainage hole (41) towards one side of the water inlet hole (17).
5. The marine communication base station buoy based on satellite communication as claimed in claim 1, wherein: the outer side of the counterweight ball (6) is in sliding fit with a shell (61), the shell (61) is wrapped on the counterweight ball (6) in a half wrapping mode, and the surface of the shell (61) is provided with a flow pattern groove (62).
6. The marine communication base station buoy based on satellite communication as claimed in claim 1, wherein: be equipped with control module (15), power module (16) in chamber (13), horizontal pole (81) one end and chamber (13) inner wall connection, horizontal pole (81) bottom just is located magnet (84) top and is equipped with trigger switch (89), control module (15), power module (16), electronic valve (9) and trigger switch (89) electric connection.
7. The marine communication base station buoy based on satellite communication as claimed in claim 1, wherein: through-hole (11) have been seted up to base (1) central point department, buoy stick (2) are located through-hole (11), and through-hole (11) inner wall is connected with draw runner (12), and spout (22) have been seted up in buoy stick (2) outside, and draw runner (12) and spout (22) sliding fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211479973.9A CN115817721B (en) | 2022-11-23 | 2022-11-23 | Ocean communication base station buoy based on satellite communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211479973.9A CN115817721B (en) | 2022-11-23 | 2022-11-23 | Ocean communication base station buoy based on satellite communication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115817721A true CN115817721A (en) | 2023-03-21 |
| CN115817721B CN115817721B (en) | 2024-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211479973.9A Active CN115817721B (en) | 2022-11-23 | 2022-11-23 | Ocean communication base station buoy based on satellite communication |
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| Country | Link |
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| CN (1) | CN115817721B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001193626A (en) * | 2000-01-11 | 2001-07-17 | Masaharu Miyake | Ocean generator using wave energy |
| EP1271113A1 (en) * | 2001-06-18 | 2003-01-02 | Philippe Deneuvis | Device for assessing visually the consumption level of a gas cylinder |
| DE10351186A1 (en) * | 2003-10-30 | 2005-06-02 | Brandl, Gerhard, Dipl.-Ing. | Device for generating sea waves comprises a float body connected via a universal joint or a spring part to a sliding tube that can slide up and down a buoy tube |
| TW201829249A (en) * | 2017-02-10 | 2018-08-16 | 呂正忠 | Intelligent hydraulic boat and operation method thereof capable of resisting lateral storm and huge wave and cruising in super high speed and energy efficiency, safely and comfortably |
| CN208119370U (en) * | 2018-04-10 | 2018-11-20 | 廖铖 | A kind of conveying device for deep water construction in hydraulic engineering dam |
| CN111619737A (en) * | 2020-04-20 | 2020-09-04 | 浙江海洋大学 | Mooring system for a floating structure |
| CN212373613U (en) * | 2020-04-27 | 2021-01-19 | 湖北华崟智控科技有限公司 | Anti-forage-twisting type aquaculture unmanned ship |
| CN114148455A (en) * | 2021-11-05 | 2022-03-08 | 浙江海洋大学 | Satellite communication-based multifunctional buoy for ocean communication base station |
-
2022
- 2022-11-23 CN CN202211479973.9A patent/CN115817721B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001193626A (en) * | 2000-01-11 | 2001-07-17 | Masaharu Miyake | Ocean generator using wave energy |
| EP1271113A1 (en) * | 2001-06-18 | 2003-01-02 | Philippe Deneuvis | Device for assessing visually the consumption level of a gas cylinder |
| DE10351186A1 (en) * | 2003-10-30 | 2005-06-02 | Brandl, Gerhard, Dipl.-Ing. | Device for generating sea waves comprises a float body connected via a universal joint or a spring part to a sliding tube that can slide up and down a buoy tube |
| TW201829249A (en) * | 2017-02-10 | 2018-08-16 | 呂正忠 | Intelligent hydraulic boat and operation method thereof capable of resisting lateral storm and huge wave and cruising in super high speed and energy efficiency, safely and comfortably |
| CN208119370U (en) * | 2018-04-10 | 2018-11-20 | 廖铖 | A kind of conveying device for deep water construction in hydraulic engineering dam |
| CN111619737A (en) * | 2020-04-20 | 2020-09-04 | 浙江海洋大学 | Mooring system for a floating structure |
| CN212373613U (en) * | 2020-04-27 | 2021-01-19 | 湖北华崟智控科技有限公司 | Anti-forage-twisting type aquaculture unmanned ship |
| CN114148455A (en) * | 2021-11-05 | 2022-03-08 | 浙江海洋大学 | Satellite communication-based multifunctional buoy for ocean communication base station |
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| CN115817721B (en) | 2024-05-24 |
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