A positioning buoy for a hydrophone

Abstract

The utility model relates to hydrophone technical field, concretely is a kind of hydrophone's positioning buoy, the utility model includes float, the top of float is equipped with solar panel and antenna, the top of float is fixedly installed with light transmission cover, the bottom of float is fixedly connected with waterproof cover, waterproof cover and light transmission cover are all half-round design;The inside of waterproof cover is installed with MCU, power, power management module and communication module, the positioning buoy of hydrophone proposed in the utility model, solar panel is charged for the power supply inside buoy, and charging management is carried out through power management module, the sustained operation ability of equipment is guaranteed, while installing SD card in waterproof cover, when communication signal interruption, local storage hydrophone's data and positioning information of acquisition are retransmitted after signal recovery, prevent data loss, ensure the complete transmission of hydrophone data.

Description

Technical Field

[0001] This utility model relates to the field of hydrophone technology, specifically a positioning buoy for a hydrophone. Background Technology

[0002] Hydrophones are widely used in marine environmental monitoring, underwater target detection, and seismic wave detection. To accurately locate hydrophones deployed in waterways and acquire their data in real time, they are typically used in conjunction with positioning buoys.

[0003] In the prior art, such as the positioning buoy for autonomously adjusting the deployment depth of a hydrophone array proposed in patent application number "CN202422776943.5", it includes a depth sensor, a cable assembly and a communication assembly, as well as an antenna for transmitting and receiving signals and a positioning component for positioning. It can locate the hydrophones connected to it and collect and transmit data through the positioning component.

[0004] However, existing buoy devices, including buoys and hydrophones, can only be powered by built-in power supplies, requiring periodic battery replacements. This makes it impossible to guarantee continuous operation of the equipment, and the data cannot be transmitted in real time or saved. Data loss will occur when the battery is replaced or the signal is interrupted. Utility Model Content

[0005] The purpose of this invention is to provide a positioning buoy for a hydrophone to solve the problems mentioned in the background art.

[0006] The objective of this utility model can be achieved through the following technical solutions:

[0007] A positioning buoy for a hydrophone includes a float body, a solar panel and an antenna mounted on the top of the float body, a light-transmitting cover fixedly mounted on the top of the float body, and a waterproof cover fixedly connected to the bottom of the float body. Both the waterproof cover and the light-transmitting cover are semi-circular in design.

[0008] The waterproof cover houses an MCU, power supply, power management module, and communication module, among which:

[0009] The MCU is used to coordinate the operation of all modules;

[0010] The power supply and power management module are electrically connected. The power management module is electrically connected to the MCU. The MCU controls the working state of the PMIC through GPIO or serial port instructions. The power management module is electrically connected to the solar panel. The power management module is used to receive and efficiently convert the electrical energy input from the solar panel and to charge the power supply.

[0011] Preferably, the bottom of the waterproof cover is provided with a feeder connection port for connecting the feeder of the hydrophone.

[0012] Preferably, the top of the float is provided with a threaded hole, the bottom of the waterproof cover is fixedly connected with a mounting ring, the bottom of the mounting ring is fixedly connected with a sealing ring, and the mounting ring is provided with mounting holes arranged in a ring array.

[0013] A fixing bolt is provided above the mounting ring. A sealing gasket is fitted on the bolt body. The fixing bolt passes through the mounting hole and the threaded hole for threaded connection, which is used to install and fix the light-transmitting cover to the top of the float.

[0014] Preferably, a clock module is also installed inside the waterproof cover. The clock module is electrically connected to the MCU to provide accurate timestamps for the buoy system.

[0015] Preferably, a GPS positioning module is also installed inside the waterproof cover. The GPS positioning module is electrically connected to the MCU and is used to locate the position of the buoy and the connected hydrophone in real time.

[0016] Preferably, a communication module is also installed inside the waterproof cover. The communication module is electrically connected to the MCU and connected to an antenna located above the float via a wire for network transmission of data collected by the buoy and the connected hydrophone.

[0017] Preferably, an SD card is also installed inside the waterproof cover. The SD card is electrically connected to the MCU and is used to locally store the data and positioning information collected by the hydrophone when the communication signal is interrupted. The data will be retransmitted after the signal is restored to prevent data loss.

[0018] The beneficial effects of this utility model are:

[0019] I. The positioning buoy of the hydrophone proposed in this utility model uses a solar panel to charge the internal power source of the buoy, and manages the charging through a power management module to ensure the continuous operation of the device. At the same time, an SD card is installed inside the waterproof cover to locally store the data and positioning information collected by the hydrophone when the communication signal is interrupted, and retransmit it after the signal is restored to prevent data loss and ensure the complete transmission of hydrophone data.

[0020] Second, this utility model, through the semi-circular design of the waterproof cover and the light-transmitting cover, and by installing the power supply and other components inside the waterproof cover, can lower the center of gravity of the buoy, making the buoy float more stably on the water surface. At the same time, the light-transmitting cover provides protection for the antenna and solar panel, improving the long-term working reliability of the buoy in harsh marine environments. Attached Figure Description

[0021] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, for those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0022] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0023] Figure 2 This is a utility model Figure 1 Schematic diagram of the bottom structure of the mid-float body;

[0024] Figure 3 This is a utility model Figure 1 Schematic diagram of the central fixing bolt;

[0025] Figure 4 This is a utility model Figure 1 A schematic diagram of the modular structure inside the waterproof cover.

[0026] The attached figures are labeled as follows:

[0027] 1. Float; 101. MCU; 102. Power supply; 103. Power management module; 104. Clock module; 105. SD card; 106. GPS positioning module; 107. Communication module; 2. Waterproof cover; 201. Feeder connection port; 3. Light-transmitting cover; 4. Solar panel; 5. Antenna; 6. Mounting ring; 601. Sealing ring; 602. Mounting hole; 7. Fixing bolt; 701. Sealing gasket; 8. Threaded hole. Detailed Implementation

[0028] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0029] A positioning buoy for a hydrophone includes a float 1 that can float on the water surface. A semi-circular waterproof cover 2 is fixedly connected to the bottom of the float 1, and a semi-circular light-transmitting cover 3 is installed on the top of the float 1. A solar panel 4 and an antenna 5 are fixedly installed on the top of the float 1. The solar panel 4 and the antenna 5 are both located inside the light-transmitting cover 3. The light-transmitting cover 3 adopts a semi-circular design, which provides protection for the solar panel 4 and the antenna 5 without obstructing the sunlight to the solar panel 4.

[0030] The waterproof cover 2 is equipped with an MCU (microcontroller) 101, a power supply 102, a power management module 103, a clock module 104, an SD card 105, a GPS positioning module 106, and a communication module 107. All electrical devices on the float 1 are powered by the power supply 102.

[0031] Among them, the MCU101, which acts as the "brain" of the entire buoy, is responsible for coordinating the work of all modules. Its model number is STM32L476.

[0032] Power supply 102 is electrically connected to power management module 103 (PMIC), power management module 103 is electrically connected to MCU 101, MCU 101 controls the working state of PMIC through GPIO or serial port instructions, power management module 103 is electrically connected to solar panel 4, power management module 103 is responsible for receiving and efficiently converting the electrical energy input from solar panel 4 (MPPT function), and charging power supply 102. The model of power management module 103 is Texas Instruments BQ25570.

[0033] The SD card 105 is electrically connected to the MCU 101 and is used to locally store the data and positioning information collected by the hydrophone when the communication signal is interrupted, and retransmit it after the signal is restored to prevent data loss.

[0034] Clock module 104 is a real-time clock (RTC). Clock module 104 is electrically connected to MCU 101 and is used to provide accurate timestamps for the buoy system, so that timing can be maintained even when MCU 101 is in sleep mode.

[0035] The GPS positioning module 106 and MCU 101 are electrically connected for real-time positioning of the buoy and the connected hydrophone.

[0036] The communication module 107 is an NB-IoT module, which is electrically connected to the MCU 101 and is also connected to the antenna 5 located above the float 1 via a wire, so as to realize the network transmission of data collected by the buoy and the connected hydrophone.

[0037] The bottom of the waterproof cover 2 is provided with a feeder connection port 201. The feeder connection port 201 is used to connect the feeder of the hydrophone and is controlled by the MCU101 to realize the power supply and signal transmission of the hydrophone. The feeder connection port 201 adopts a waterproof design and is wrapped with Teflon tape and waterproof tape for waterproof protection after being connected to the hydrophone feeder.

[0038] The top of the float 1 is provided with a threaded hole 8, the bottom of the waterproof cover 2 is fixedly connected with a mounting ring 6, the bottom of the mounting ring 6 is fixedly connected with a sealing ring 601, and the mounting ring 6 is provided with mounting holes 602 arranged in a ring array. The number of mounting holes 602 is the same as the number of threaded holes 8.

[0039] A fixing bolt 7 is provided above the mounting ring 6. A sealing gasket 701 is fitted on the bolt body of the fixing bolt 7. The number of fixing bolts 7 is the same as the number of mounting holes 602, and they are located above the mounting holes 602. By using the fixing bolts 7 to pass through the mounting holes 602 and the threaded holes 8 for threaded connection, the mounting ring 6 and the waterproof cover 2 can be fixed to the top of the float 1. At this time, the sealing ring 601 is pressed between the mounting ring 6 and the float 1 to seal the waterproof cover 2 and the float 1.

[0040] Compared with related technologies, the positioning buoy for a hydrophone provided by this utility model has the following beneficial effects:

[0041] The positioning buoy of the hydrophone proposed in this utility model uses a solar panel 4 to charge the internal power of the buoy, and the charging is managed by a power management module 103 to ensure the continuous operation of the device. At the same time, an SD card 105 is installed inside the waterproof cover 2 to locally store the data and positioning information collected by the hydrophone when the communication signal is interrupted, and retransmit it after the signal is restored to prevent data loss and ensure the complete transmission of hydrophone data.

[0042] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. A positioning buoy for a hydrophone, comprising a float (1), characterized in that, The top of the float (1) is equipped with a solar panel (4) and an antenna (5). A light-transmitting cover (3) is fixedly installed on the top of the float (1). A waterproof cover (2) is fixedly connected to the bottom of the float (1). Both the waterproof cover (2) and the light-transmitting cover (3) adopt a semi-circular design. The waterproof cover (2) houses an MCU (101), a power supply (102), a power management module (103), and a communication module (107), among which: The MCU (101) is used to coordinate the operation of all modules; The power supply (102) and the power management module (103) are electrically connected. The power management module (103) and the MCU (101) are electrically connected. The MCU (101) controls the working state of the PMIC through GPIO or serial port instructions. The power management module (103) and the solar panel (4) are electrically connected. The power management module (103) is used to receive and efficiently convert the electrical energy input from the solar panel (4) and to charge the power supply (102).

2. The positioning buoy of a hydrophone according to claim 1, characterized in that, The bottom of the waterproof cover (2) is provided with a feeder connection port (201) for connecting the feeder of the hydrophone.

3. The positioning buoy of a hydrophone according to claim 1, characterized in that, The top of the float (1) is provided with a threaded hole (8), the bottom of the waterproof cover (2) is fixedly connected with a mounting ring (6), the bottom of the mounting ring (6) is fixedly connected with a sealing ring (601), and the mounting ring (6) is provided with mounting holes (602) arranged in a ring array. A fixing bolt (7) is provided above the mounting ring (6). A sealing gasket (701) is fitted on the bolt body of the fixing bolt (7). The fixing bolt (7) passes through the mounting hole (602) and the threaded hole (8) for threaded connection, and is used to install and fix the light-transmitting cover (3) to the top of the float (1).

4. A positioning buoy for a hydrophone according to claim 2, characterized in that, The waterproof cover (2) also houses a clock module (104), which is electrically connected to the MCU (101) to provide a precise timestamp for the buoy system.

5. A positioning buoy for a hydrophone according to claim 4, characterized in that, The waterproof cover (2) is also equipped with a GPS positioning module (106). The GPS positioning module (106) and the MCU (101) are electrically connected to each other for real-time positioning of the buoy and the connected hydrophone.

6. A positioning buoy for a hydrophone according to claim 5, characterized in that, The waterproof cover (2) is also equipped with a communication module (107). The communication module (107) is electrically connected to the MCU (101) and connected to the antenna (5) located above the float (1) via wires for network transmission of data collected by the buoy and the connected hydrophone.

7. A positioning buoy for a hydrophone according to claim 5, characterized in that, The waterproof cover (2) also has an SD card (105) installed inside. The SD card (105) is electrically connected to the MCU (101) and is used to store the data and positioning information collected by the hydrophone locally when the communication signal is interrupted. The data will be retransmitted after the signal is restored to prevent data loss.

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