CN215706957U - Underwater data wireless transmission submerged buoy - Google Patents

Abstract

The utility model relates to an underwater data wireless transmission submerged buoy, and belongs to the technical field of marine environment information monitoring. The device comprises a hydrophone, a water channel machine, an electronic cabin, a releaser, a floating ball, a mark body frame and a base; the hydrophone is fixedly arranged on the upper part of the mark body frame; the water dredging machine is fixedly arranged on the upper part of the mark body frame; the electronic cabin is arranged at the lower part of the target body frame; the releaser is arranged on the mark body frame, is connected with the base and can release the base; the floating ball is fixed above the mark body frame. The submerged buoy is provided with the water channel machine, real-time transmission of underwater data can be realized, and equipment is not easy to expose underwater when transmitting data, has concealment performance and is not easy to lose. The submerged buoy performs data processing on the original data, the data amount of the result data is greatly reduced compared with that of the original data, and underwater data transmission is facilitated. The submerged buoy has small size and light weight, does not need heavy hoisting equipment, does not need an additional anchoring device, and is simple and convenient to distribute and recover.

Description

Underwater data wireless transmission submerged buoy

Technical Field

The utility model relates to an underwater data wireless transmission submerged buoy, and belongs to the technical field of marine environment information monitoring.

Background

The acoustic submerged buoy system is an effective means for acquiring marine environment information, can work continuously and covertly underwater for a long time under severe marine environment conditions, and collects environmental noise information of passing ships and warships, underwater moving targets and various sea conditions. In the sixties of the last century, some developed countries in the ocean began to use submerged buoy and rapidly developed submerged buoy technology in their own countries on the basis of the submerged buoy. After decades of development, the submerged buoy system becomes one of important means for investigating marine environment, does not need personnel to control, can work in most marine environments, has long working period and good concealment, and can automatically detect marine weather in real time. Meanwhile, the method has high automation degree, large information capturing amount, safety and reliability, so the method has wide development and application prospect in the field of marine environment information research.

At present, a submerged buoy is used for marine environment information monitoring, if submerged buoy data information is required to be obtained, the submerged buoy needs to be recovered every several months or even several years, and the submerged buoy data is not real-time. If the acquisition system has problems, the subsurface buoy data can be unusable, and a large amount of manpower and material resources are consumed.

Patent publication No. CN112367112A discloses a multi-mode satellite communication system-based real-time data transmission system for a deep sea submerged buoy, which uses a satellite communication system to transmit real-time data, but when data is transmitted through a satellite, the equipment needs to be exposed above the water surface, the submerged buoy is easily salvaged and lost, and the data transmission is original data, so the data volume is large, and the data transmission time is long under the condition of limited data transmission bandwidth. The patent publication No. CN112478059A discloses a marine submerged buoy system device based on multi-factor measurement, which is complex in structure, large in size and heavy in weight, needs heavy equipment such as a crane and a winch for a test ship to carry out deployment and recovery, and brings great labor and material cost for deployment and recovery.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide an underwater data wireless transmission submerged buoy. The submerged buoy has small size, light weight, good concealment, capability of transmitting data for a long time, and simple and convenient arrangement and recovery.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an underwater data wireless transmission submerged buoy comprises a buoy body frame, wherein a hydrophone and a water channel machine are fixedly arranged at the top of the buoy body frame, a floating ball is arranged in the upper frame, a base is arranged at the bottom of the buoy body frame, an electronic cabin for data processing is arranged in the buoy body frame below the floating ball, and a releaser for disconnecting the connection between the buoy body frame and the base is further arranged on the buoy body frame; the hydrophone and the water circulating machine are electrically connected with the electronic cabin through cables.

Furthermore, the hydrophone is an MEMS capacitive accelerometer for sensing marine environment information, and comprises an MEMS capacitive chip and an ASIC circuit, wherein the marine environment information comprises a sound pressure signal and a vibration velocity signal.

Furthermore, the water traffic machine comprises a transducer and a first acquisition processing circuit, wherein the transducer is used for performing underwater acoustic communication, and the first acquisition processing circuit is used for acquiring, analyzing and processing information received by the transducer and transmitting processing result information of the electronic cabin to the transducer;

when data is sent, the first acquisition processing circuit receives frequency result information obtained by processing of the electronic cabin and transmits the information to the transducer for underwater acoustic communication transmission;

when receiving data, the transducer receives underwater acoustic communication information and transmits the information to the first acquisition and processing circuit, and the first acquisition and processing circuit acquires, analyzes and processes the data and transmits the processed data to the electronic cabin.

Furthermore, a battery and a second acquisition and processing circuit are arranged in the electronic cabin; the battery supplies power to the second acquisition processing circuit; the second acquisition processing circuit receives and stores marine environment information original data acquired by the hydrophone, FFT data processing is carried out on the marine environment information original data every 10 minutes, obtained frequency result information is stored, and wireless transmission is carried out on the frequency result information through a water communication machine.

Furthermore, the hydrophone is suspended at the top of the mark body frame in a multi-stage vibration damping mode, and flexible materials for offsetting water flow scouring influence are wrapped on the surface of the hydrophone.

Furthermore, the shell material of the electronic cabin is a high-strength glass material, the cable is a watertight cable, and the base is a ballast weight block for providing base gravity for the submerged buoy.

The utility model has the following advantages:

1) the utility model adopts the water traffic machine to transmit data, can transmit the marine environment information data collected by the submerged buoy in real time, and has the advantages of difficult exposure and difficult loss and concealment because the equipment is positioned underwater when transmitting the data.

2) The utility model processes the data of the original data, the data amount of the processing result is greatly reduced compared with the data of the original data, and the underwater data transmission is convenient.

3) The utility model has the characteristics of small size, light weight and easy distribution and recovery.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

FIG. 2 is a schematic structural diagram of a hydrophone in an embodiment of the utility model.

Fig. 3 is a schematic structural diagram of a water circulating machine in the embodiment of the utility model.

Fig. 4 is a schematic structural diagram of an electronic cabin in an embodiment of the utility model.

FIG. 5 is a flow chart of data processing according to an embodiment of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the drawings and examples, which are provided for illustration of the present invention and are not intended to limit the scope of the present invention.

In the present specification, terms of orientation or positional relationship such as up, down, left, right, inside, outside, front, rear, head, and tail are established based on the orientation or positional relationship shown in the drawings. The corresponding positional relationship may also vary depending on the drawings, and therefore, should not be construed as limiting the scope of protection.

In the present invention, the terms "mounted," "connected," "fixed," and the like are to be understood in a broad sense, and for example, may be fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected or capable of communicating with each other, directly connected, indirectly connected through an intermediate medium, or communicated between two components, or interacting between two components. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

An underwater data wireless transmission submerged buoy comprises a hydrophone, a water communication machine, an electronic cabin, a releaser, a floating ball, a buoy body frame and a base; the hydrophone is fixedly arranged on the upper part of the mark body frame; the water dredging machine is fixedly arranged on the upper part of the mark body frame; the electronic cabin is arranged at the lower part of the target body frame; the releaser is arranged on the mark body frame, is connected with the base and can release the base; the floating ball is fixed above the mark body frame.

The hydrophone is an MEMS capacitive accelerometer, can adopt an S2C R18/34 hydrophone of Evo Logics company, comprises an MEMS capacitive chip and an ASIC circuit, and is used for sensing marine environment information.

The water circulating machine comprises an energy converter and an acquisition processing circuit; the transducer receives underwater acoustic communication information; the acquisition processing circuit can acquire, analyze and process information received by the transducer.

The electronic cabin comprises a battery and an acquisition processing circuit; the battery supplies power to the acquisition processing circuit; the acquisition processing circuit is used for carrying out data acquisition, data storage and data processing on the hydrophone; the electronic cabin is connected with the water circulating machine and the hydrophone through watertight cables.

The releaser can receive releaser information on the upper end of the water for releasing and recycling the equipment.

The floating ball can provide positive buoyancy for the mark body after releasing the base, and the mark body can float to the water surface.

The buoy body frame has good seawater corrosion resistance and can be used for fixing floating balls, electronic cabins, releasers, water communication machines and hydrophones.

The base provides the base strength for the submerged buoy, and the buoy body can be positioned at the base under water.

The following is a more specific example:

a schematic diagram of an underwater data wireless transmission submerged buoy structure is shown in figure 1 and comprises a hydrophone 1, a water channel machine 2, a floating ball 3, an electronic cabin 4, a releaser 5, a buoy body frame 6 and a base 7.

Specifically, the hydrophone 1 and the water circulating machine 2 are arranged above the mark body frame 6; the floating ball 3 is fixed inside the upper part of the mark body frame 6; the electronic cabin 4 and the releaser 5 are arranged below the target body frame 6; the base 7 is connected with the releaser 5 and supports the object frame 6.

Specifically, the hydrophone 1 and a support frame above the object frame 6 are rigidly mounted, the hydrophone 1 is mounted in a multi-stage vibration reduction mode in a hanging mode, flexible materials wrap the surface of the hydrophone 1 to offset the influence of water flow scouring, and the hydrophone 1 and the electronic cabin 4 are connected through watertight cables.

The hydrophone 1 is a MEMS capacitive accelerometer, as shown in fig. 2. Comprising a MEMS capacitive chip 8 and an ASIC circuit 9. The hydrophone 1 can detect the sound pressure signal and the vibration velocity signal at the same position underwater while reducing the volume of the hydrophone, and improves the accuracy of signal detection. The sensor has the characteristics of small volume, low cost, high sensitivity, simple preparation process, good consistency, high reliability, mass production and the like, and can be used for sensing marine environment information.

The water jet machine 2 is shown in fig. 3 and comprises a first acquisition and processing circuit 11 and a transducer 10. The transducer 10 receives underwater acoustic communications. The first acquisition processing circuit 11 can acquire, analyze and process the information received by the transducer. The water traffic machine 2 and the support frame above the mark body frame 6 are rigidly installed, the water traffic machine 2 and the electronic cabin 4 are connected by a watertight cable, and underwater wireless transmission can be carried out on ocean environment information data in the electronic cabin 4.

When data is sent, the first acquisition processing circuit receives frequency result information obtained by processing of the electronic cabin and transmits the information to the transducer for underwater acoustic communication transmission;

when receiving data, the transducer receives underwater acoustic communication information and transmits the information to the first acquisition and processing circuit, the first acquisition and processing circuit acquires, analyzes and processes the data, and transmits the processed data to the electronic cabin

The water traffic machine 2 has the characteristics of small volume, low cost, long communication distance and high communication speed, and is convenient for underwater wireless data transmission.

The floating ball 3 provides positive buoyancy, has self-righting capacity in the launching process of the submerged buoy, and ensures the maintenance of the posture of the submerged buoy. After the releaser 5 is released, the releaser 5 is disconnected with the base 7, and after the base 7 is abandoned, the submerged buoy floats to the water surface under the positive buoyancy effect of the floating ball 3.

The electronic compartment 4 is shown in fig. 4 and includes a battery 13 and a second acquisition and processing circuit 12. The battery 13 supplies power to the second acquisition processing circuit. The second acquisition processing circuit 12 performs data acquisition, data storage and data processing on the hydrophone. Marine environment information is collected through the hydrophone 1, and data processing is carried out. The processing result is transmitted wirelessly through the water machine 2.

As shown in fig. 5, the electronic cabin 4 collects marine environment information, performs FFT data processing on marine environment information raw data every 10 minutes, stores frequency result information, and finally performs wireless transmission through a water traffic machine. The data volume of the result obtained by data processing is greatly reduced compared with the data volume of the original data, and underwater wireless data transmission is facilitated.

The electronic cabin 4 is made of high-strength glass material, so that the weight can be greatly reduced while the pressure resistance is ensured.

Specifically, the releaser 5 is rigidly mounted with the target frame 6 and connected with the base 7.

Specifically, the buoy body frame 6 is rigidly mounted with the hydrophone 1, the water ventilation machine 2, the floating ball 3, the electronic cabin 4 and the releaser 5, and provides protection.

Specifically, the base 7 is a ballast weight, and provides the gravity action of the base for the submerged buoy.

The submerged buoy is provided with the water channel machine, real-time transmission of underwater data can be achieved, equipment is not prone to being exposed underwater when the data are transmitted, concealment is achieved, and the equipment is not prone to being lost. The general data volume of marine environment information data is great, and if data transmission is carried out through a water machine, the transmission time is too long. If the marine environment information data is subjected to data processing, the data volume of the processed result data can be greatly reduced, and the time for data transmission by using the water traffic machine can be greatly prolonged. The submerged buoy has small size and light weight, does not need hoisting equipment such as a crane and the like, does not need additional anchoring devices such as a floating ball, a weight block, an anchor chain and the like, and is simple and convenient to lay and recover.

While the principles of the utility model have been described in detail in connection with the preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing embodiments are merely illustrative of exemplary implementations of the utility model and are not limiting of the scope of the utility model. The details of the embodiments are not to be interpreted as limiting the scope of the utility model, and any obvious changes, such as equivalent alterations, simple substitutions and the like, based on the technical solution of the utility model, can be interpreted without departing from the spirit and scope of the utility model.

Claims (6)

1. An underwater data wireless transmission submerged buoy comprises a buoy body frame and is characterized in that a hydrophone and a water channel machine are fixedly arranged at the top of the buoy body frame, a floating ball is arranged in an upper frame, a base is arranged at the bottom of the buoy body frame, an electronic cabin for data processing is arranged in the buoy body frame below the floating ball, and a releaser for disconnecting the connection between the buoy body frame and the base is further arranged on the buoy body frame; the hydrophone and the water circulating machine are electrically connected with the electronic cabin through cables.

2. The underwater data wireless transmission submerged buoy according to claim 1, wherein the hydrophone is a MEMS capacitive accelerometer for sensing marine environment information, the MEMS capacitive accelerometer comprises a MEMS capacitive chip and an ASIC circuit, and the marine environment information comprises a sound pressure signal and a vibration velocity signal.

3. The underwater data wireless transmission subsurface buoy of claim 1, wherein the water traffic machine comprises a transducer and a first acquisition processing circuit.

4. The underwater data wireless transmission submerged buoy of claim 1, wherein a battery and a second acquisition and processing circuit are arranged in the electronic cabin; the battery supplies power for the second acquisition processing circuit.

5. The underwater data wireless transmission submerged buoy of claim 1, wherein the hydrophone is suspended at the top of the buoy body frame in a multi-stage vibration reduction mode, and a flexible material for counteracting the influence of water flow scouring is wrapped on the surface of the hydrophone.

6. The underwater data wireless transmission subsurface buoy of claim 1, wherein the shell material of the electronic cabin is a high-strength glass material, the cable is a watertight cable, and the base is a ballast weight for providing base gravity for the subsurface buoy.

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