阅读说明：本技术 一种基于光通信的水下无线传感器通信组网系统 (Underwater wireless sensor communication networking system based on optical communication ) 是由 沈宏岩 于 2020-06-11 设计创作，主要内容包括：本发明公开了一种基于光通信的水下无线传感器通信组网系统,包括水面通讯平台、水下节点,水下节点包括传感器组、光通信组件、以及自供电模组,水下节点收集数据信息并通信传输给水面通讯平台,组网系统还包括位于水下的航行器,航行器上也设有光通信组件以及传感器组,航行器与水下节点之间进行数据传输,极大的拓展了通信组网系统的范围,相比传统本申请的光通信组网方式更加灵活摆脱线缆束缚,并且误码率更低,速率更高,从而提供更直观,准确和丰富的水下信息,带宽更大也利于大数据传输的发展,还可以定期的对光通信探头和检测探头进行清理,从而可以防止藻类或者微生物包覆住光通信探头和检测探头,提高检测有效性以及保证通信正常。(The invention discloses an underwater wireless sensor communication networking system based on optical communication, which comprises a water surface communication platform and underwater nodes, wherein the underwater nodes comprise a sensor group, an optical communication component and a self-powered module, the underwater nodes collect data information and transmit the data information to the water surface communication platform in a communication way, the networking system also comprises an underwater vehicle, the vehicle is also provided with the optical communication component and the sensor group, and the data transmission is carried out between the vehicle and the underwater nodes, so that the range of the communication networking system is greatly expanded, compared with the traditional optical communication networking mode, the networking system is more flexible to get rid of cable constraint, has lower error rate and higher speed, thereby providing more visual, accurate and abundant underwater information, has larger bandwidth and is beneficial to the development of large data transmission, and can also regularly clean the optical communication probes and the detection probes, thereby preventing algae or microorganisms from coating the optical communication probes and the detection probes, the detection effectiveness is improved and the communication is ensured to be normal.)

1. The utility model provides an underwater wireless sensor communication networking system based on optical communication which characterized in that: the underwater node comprises a water surface communication platform and an underwater node, wherein the underwater node comprises a sensor group for data acquisition, an optical communication assembly for data communication and a self-powered module, and the underwater node collects data information and transmits the data information to the water surface communication platform in a communication mode.

2. The underwater wireless sensor communication networking system based on optical communication according to claim 1, characterized in that: the underwater node comprises a plurality of underwater nodes, at least one of the underwater nodes is used as a host node, the plurality of underwater nodes transmit data through optical communication and finally gather the data to the host node, the host node is in communication connection with the water surface communication platform, the underwater node located in the center position in the plurality of underwater nodes is used as a source node, and the source node is in optical communication connection with the host node or the source node and the host node are the same underwater node.

3. The underwater wireless sensor communication networking system based on optical communication according to claim 2, characterized in that: the water surface communication platforms are multiple and are in radio frequency-based wireless communication, and at least one of the water surface communication platforms is used as a main communication platform and is loaded with a remote communication module.

4. The underwater wireless sensor communication networking system based on optical communication according to claim 1, characterized in that: the networking system further comprises an underwater vehicle, an optical communication assembly and a sensor group which are used for data communication are also arranged on the underwater vehicle, and data transmission is carried out between the underwater vehicle and the underwater nodes through the optical communication assembly.

5. The underwater wireless sensor communication networking system based on optical communication according to claim 4, characterized in that: the number of the aircrafts is multiple, data transmission is carried out among the aircrafts through the optical communication assembly, and at least one aircraft is used as a main aircraft for collecting data information of all other aircrafts and transmitting the data information to an underwater node connected with the water surface communication platform.

6. The underwater wireless sensor communication networking system based on optical communication according to claim 1, characterized in that: the underwater node exists in a submerged type, a suspended type and an anchoring type and in an underwater environment.

7. The underwater wireless sensor communication networking system based on optical communication according to claim 1, characterized in that: the supporting body (3) is arranged outside the underwater node, the supporting body (3) comprises an outer shell (301), the outer shell (301) is connected with an installation rod (303) in a sliding mode through a hollow groove (302) formed in the outer shell, an inner cavity (305) is formed in the installation rod (303), an optical communication probe (306) and a wedge block (307) are installed at the upper end and the lower end of the inner cavity (305) respectively, the optical communication probe (306) and the wedge block (307) are connected with each other, a first spring (308) is connected between the wedge block (307) and the side wall of the inner cavity (305), and a rubber block (318) used for cleaning the optical communication probe (306) is arranged at the top of the inner cavity (305);

the installation pole (303) have test probe (310) through spout (309) sliding connection who opens on it, and the upper end of shell (301) still is equipped with brush (317) that are used for clearing up test probe (310), the internally mounted of dead slot (302) has motor (311) that are used for controlling test probe (310) and installation pole (303) and go up and down.

8. The underwater wireless sensor communication networking system based on optical communication according to claim 7, characterized in that: the utility model discloses a detection device, including motor (311), sealed frame (312), installation pole (303) and test probe (310), and the upper end of stay cord (313) is connected with second spring (314) between the cell wall of installation pole (303) and dead slot (302), the cell bottom at dead slot (302) is installed in motor (311), and the outside of motor (311) is equipped with sealed frame (312), the motor shaft of motor (311) runs through sealed frame (312) and fixedly connected with stay cord (313), the upper end of stay cord (313) runs through installation pole (303) and test probe (310) fixed connection, and test probe (310) upper end fixedly connected with plectane (304), be connected with between the cell wall of installation pole (303) and dead slot (302) second spring (314), be connected with third spring (315) between the cell wall of.

9. The underwater wireless sensor communication networking system based on optical communication according to claim 7, characterized in that: the improved structure of the air conditioner is characterized in that an adjusting groove (4) is formed in the shell (301) and below the empty groove (302), an adjusting screw rod (5) is connected to the groove wall of the adjusting groove (4) in a rotating mode, a sealing plate (6) is connected to the inner portion of the adjusting groove (4) in a sliding mode, the sealing plate (6) is connected with the adjusting screw rod (5) in a meshed mode, and a valve (7) is arranged on the sealing plate (6).

10. The underwater wireless sensor communication networking system based on optical communication according to claim 9, characterized in that: the valve (7) comprises a fixing frame (701), the fixing frame (701) is fixedly connected to the sealing plate (6), a sealing screw (702) is connected to the fixing frame (701) in a meshed mode, and the sealing screw (702) extends to the inside of the adjusting groove (4) through a through hole formed in the sealing plate (6) and is fixedly connected with a rubber ball (703).

Technical Field

The invention relates to the technical field of underwater signal transmission, in particular to an underwater wireless sensor communication networking system based on optical communication.

Background

The ocean is an important natural resource, the change of the state of the ocean can obviously affect the surrounding environment, and the research on the ocean environment has important significance for offshore exploration, pre-tightening of ocean disasters and ocean military. Sensor detection is an important marine environment detection tool. Obviously, in order to acquire relevant data in real time or at regular time, an acquisition mode of online data acquisition or timing transmission data is indispensable. Due to the particularity of the ocean, data detection not only needs to be carried out on the ocean surface, but also needs to be carried out on the deep water layer. The traditional data transmission modes comprise electromagnetic wave, acoustic communication and wired communication modes, the electromagnetic wave is absorbed by a water body greatly, the transmission is extremely short under water and is not suitable for communication in a water body environment, and the acoustic communication is possibly subjected to refraction caused by medium layering in seawater and multipath effect caused by reflection of the sea surface and the seabed in underwater application, so that the data transmission is disordered; and the bandwidth of acoustic communication is limited and extending the bandwidth by increasing the frequency increases the loss of the acoustic wave. The communication through the wire mode is the transmission through the point-to-point mode, and a large amount of wiring is required; is that the point-to-point communication data range is affected; the presence of cables in the ocean can affect the surrounding environment.

The optical communication has the advantages of low waiting time, high bandwidth, low energy consumption, one-to-many and the like, is very used for communication networking activities of the underwater sensor, and can cause certain interference to communication and detection after long-term use in the process of underwater detection communication because the optical communication needs to be exposed in a water body for a long time and because the seawater environment is special and easy to attach to seaweed or other organisms.

Disclosure of Invention

The invention aims to provide an underwater wireless sensor communication networking system based on optical communication, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an underwater wireless sensor communication networking system based on optical communication, includes surface of water communication platform, node under water, contain sensor group, the optical communication subassembly and the self-power module that are used for data communication that are used for data acquisition in the node under water, the node collects data information and the communication transmission gives surface of water communication platform under water.

Preferably, the number of the underwater nodes is multiple, at least one of the underwater nodes is used as a host node, the multiple underwater nodes transmit data through optical communication and finally gather the data to the host node, the host node is in communication connection with the water surface communication platform, the underwater node located in the center position in the multiple underwater nodes is used as a source node, and the source node is in optical communication connection with the host node or the source node and the host node are the same underwater node.

Preferably, the water surface communication platforms are multiple, and radio frequency-based wireless communication is performed among the multiple water surface communication platforms, wherein at least one of the multiple water surface communication platforms is used as a main communication platform and is loaded with a remote communication module.

Preferably, the networking system further comprises an underwater vehicle, the underwater vehicle is also provided with an optical communication assembly for data communication, and data transmission is performed between the underwater vehicle and the underwater node through the optical communication assembly.

Preferably, the number of the aircrafts is multiple, the plurality of aircrafts are used for data transmission through the optical communication assembly, and at least one aircraft is used as a main aircraft for collecting data information of all other aircrafts and transmitting the data information to the underwater node connected with the water surface communication platform.

Preferably, the underwater node exists in a submerged type, a suspended type and an anchoring type in an underwater environment.

The underwater joint is characterized in that a supporting body is arranged outside the underwater joint and comprises a shell, the shell is connected with an installation rod in a sliding mode through a hollow groove formed in the shell, an inner cavity is formed in the installation rod, an optical communication probe and a wedge block are installed at the upper end and the lower end of the inner cavity respectively, the optical communication probe and the wedge block are connected with each other, a first spring is connected between the wedge block and the side wall of the inner cavity, and a rubber block used for cleaning the optical communication probe is arranged at the top of the cavity of the inner cavity;

the installation pole has test probe through the spout sliding connection that it has to open on it, and the upper end of shell still is equipped with the brush that is used for clearing up test probe, the internally mounted of dead slot has the motor that is used for controlling test probe and installation pole lift.

Preferably, the motor is installed at the tank bottom of dead slot, and the outside of motor is equipped with sealed frame, the motor shaft of motor runs through sealed frame and fixedly connected with stay cord, the upper end of stay cord runs through installation pole and test probe fixed connection, and test probe's upper end fixedly connected with plectane, be connected with the second spring between the cell wall of installation pole and dead slot, test probe and the cell wall of spout between be connected with the third spring, it has a plurality of through grooves to open on the cell wall of dead slot.

Preferably, an adjusting groove is formed in the shell and below the empty groove, an adjusting screw rod is connected to the groove wall of the adjusting groove in a rotating mode, a sealing plate is connected to the inner portion of the adjusting groove in a sliding mode, the sealing plate is connected with the adjusting screw rod in a meshed mode, and a valve is arranged on the sealing plate.

Preferably, the valve comprises a fixing frame, the fixing frame is fixedly connected to the sealing plate, the fixing frame is connected with a sealing screw rod in a meshed mode, and the sealing screw rod extends to the inside of the adjusting groove through a through hole formed in the sealing plate and is fixedly connected with a rubber ball.

Compared with the prior art, the invention has the beneficial effects that: the networking method further comprises a plurality of aircrafts capable of moving underwater, so that the range of a communication networking system is greatly expanded, the networking method is not limited to the application of underwater sensors, and can also be widely applied to the fields of underwater communication, scientific investigation and the like, such as ultrahigh-definition video monitoring, big-data cloud computing and the like which rely on high-bandwidth and high-rate transmission; the invention can regularly clean the optical communication probe and the detection probe, thereby preventing algae or microorganisms from coating the optical communication probe and the detection probe, improving the detection effectiveness and ensuring the normal communication.

Drawings

FIG. 1 is a schematic diagram of the networking of the present invention;

FIG. 2 is a schematic communication flow diagram of an optical communication module according to the present invention;

FIG. 3 is a schematic view of the connection between the carrier and the floating plate according to the present invention;

FIG. 4 is a schematic view of the connection between the carrier and the weight plate according to the present invention;

FIG. 5 is a schematic external view of a carrier body according to the present invention;

FIG. 6 is an exploded view of the mounting bar and the cavity of the present invention;

FIG. 7 is an enlarged view taken at A of FIG. 6 in accordance with the present invention;

FIG. 8 is an enlarged view taken at B of FIG. 6 in accordance with the present invention;

fig. 9 is a cross-sectional view of a carrier of the present invention.

In the figure: 1. the device comprises a floating plate, 2, a weight plate, 3, a bearing body, 301, a shell, 302, an empty groove, 303, an installation rod, 304, a circular plate, 305, an inner cavity, 306, an optical communication probe, 307, a wedge block, 308, a first spring, 309, a sliding groove, 310, a detection probe, 311, a motor, 312, a sealing frame, 313, a pull rope, 314, a second spring, 315, a third spring, 316, a through groove, 317, a brush, 318, a rubber block, 4, an adjusting groove, 5, an adjusting screw, 6, a sealing plate, 7, a valve, 701, a fixing frame, 702, a sealing screw, 703, a rubber ball, 8, a sealing groove, 9, a rubber ring, 10, a stabilizing block, 11, a hook, 12 and energy conversion equipment.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Please refer to fig. 1-9: