阅读说明：本技术 一种水下潜标可扩展电源系统 (Underwater submerged buoy extensible power supply system ) 是由 曾俊宝 张岳星 李一平 刘鑫宇 徐高朋 裘天佑 于 2019-02-28 设计创作，主要内容包括：本发明涉及一种水下潜标可扩展电源系统,该系统包括：电源母板和电源功能板；电源母板,用于接入外部电源,采集电源系统工作电压和电流反馈至上位机,同时为上位机与电源功能板提供通信数据信息的传输通道和用电电源；电源功能板,包括多个电源功能模块,根据电源母板接入的控制信号为潜标的用电设备提供数据传输接口和电源。本发明具有低功耗、稳定可靠、容错能力强等优点,电源功能板采用模块化设计理念,可根据潜标需求调整模块数量和功能,即插即用,扩展性强,同时适合用于其它要求扩展性强和功耗低的平台,具有较强的移植性。(The invention relates to an underwater submerged buoy extensible power supply system, which comprises: the power supply motherboard and the power supply function board; the power supply motherboard is used for accessing an external power supply, collecting working voltage and current of a power supply system, feeding the working voltage and current back to the upper computer, and providing a transmission channel for communication data information and a power supply for the upper computer and the power supply function board; and the power supply function board comprises a plurality of power supply function modules and provides a data transmission interface and a power supply for the electric equipment of the submerged buoy according to the control signal accessed by the power supply mother board. The power supply function board adopts a modular design concept, can adjust the number and functions of modules according to the needs of submerged buoy, is plug-and-play, has strong expansibility, is suitable for other platforms with strong requirement on expansibility and low power consumption, and has strong portability.)

1. An expandable power supply system for a submersible buoy, the system comprising: the power supply motherboard and the power supply function board;

the power supply motherboard is used for accessing an external power supply, collecting working voltage and current of a power supply system, feeding the working voltage and current back to the upper computer, and providing a transmission channel for communication data information and a power supply for the upper computer and the power supply function board;

and the power supply function board comprises a plurality of power supply function modules and provides a data transmission interface and a power supply for the electric equipment of the submerged buoy according to the control signal accessed by the power supply mother board.

2. The scalable power supply system of an underwater submerged buoy of claim 1, characterized in that the power motherboard comprises motherboard circuitry and transmission channels; and the transmission channel is used for information transmission and communication between the upper computer and the power supply function board.

3. The underwater submerged buoy extensible power supply system as claimed in claim 1, wherein the motherboard circuit comprises a power supply main switch voltage stabilizing circuit, a power supply conversion circuit connected with the power supply main switch voltage stabilizing circuit, and a power supply abnormality detection circuit;

the power supply main switch voltage stabilizing circuit is used for controlling the on and off of a power supply system, the input end of the power supply main switch voltage stabilizing circuit is used for accessing a power supply, and the output voltage supplies power to the power supply conversion circuit, the power supply abnormality detection circuit and the power supply function board;

the power supply abnormality detection circuit is used for collecting the working voltage and current of the power supply system and feeding back the working voltage and current to the upper computer;

and the power supply conversion circuit is used for supplying power to the power supply system and the upper computer by the output voltage of the power supply main switch voltage stabilizing circuit.

4. The underwater submerged buoy extensible power supply system as claimed in claim 1, wherein the power supply main switch voltage stabilizing circuit adopts a relay, a reed switch and a triode;

one end of a starting contact, one end of a closing contact and one end of a first loop of the relay are connected with the positive electrode of the power supply, the other end of the starting contact and the other end of the closing contact are respectively connected with an emitting electrode of a first triode Don1 and an emitting electrode of a second triode Doff1, and the other end of the first loop is used as output end output voltage of a voltage stabilizing circuit of a main switch of the power supply; one end of the second loop is connected with a power ground, and the other end of the second loop is an output ground;

the base of the Don1 and the base of the Doff1 are respectively connected with the collector of the Don1 and the collector of the Doff1 through a resistor Ron and a resistor Roff; the collector of Don1 and the collector of Doff1 are grounded through a first reed switch Pon and a second reed switch Poff respectively, and the base of Don1 and the base of Doff1 are connected with a power supply through a first diode Don and a second diode Doff respectively.

5. The underwater submerged buoy expandable power supply system as claimed in claim 4, wherein the power supply main switch voltage stabilizing circuit further comprises a buzzer, an input end of the buzzer is connected with the power supply, and a first output end and a second output end of the buzzer are respectively connected with the other end of the starting contact and the other end of the closing contact and used for being connected with different channels to give out sound prompts with different frequencies when the relay is opened or closed.

6. The underwater submerged buoy extensible power supply system as claimed in claim 4, wherein the power supply main switch voltage stabilizing circuit;

when the first reed pipe Pon is closed and the second reed pipe Poff is disconnected, the starting contact of the relay is closed, the first loop and the second loop are respectively conducted, and the output end of the power supply main switch voltage stabilizing circuit outputs voltage; the triode Don1 provides current for the buzzer, so that the input end of the buzzer is conducted with the first output end and sounds;

when the second reed pipe Pon is disconnected and the second reed pipe Poff is closed and opened, the closing contact of the relay is closed, and the first loop and the second loop are respectively disconnected; the triode Doff1 provides an amplifying current for the buzzer, so that the input end and the second output end of the buzzer are conducted and sound.

7. The underwater submerged buoy expandable power supply system as claimed in claim 1, wherein the power supply function board is provided with a slot for plugging a plurality of power supply function modules; and is also connected with a power supply motherboard through a contact pin.

8. The scalable power supply system of claim 1, wherein the power supply function module comprises a power conversion circuit that outputs a specific power according to the power requirement of the electric device.

9. The scalable power supply system of claim 8, wherein the power functional module further comprises at least one of a communication interface circuit and an AD conversion circuit.

Technical Field

The invention relates to the field of ocean engineering and electronic engineering, in particular to an expandable power supply system of an underwater ocean characteristic information acquisition submerged buoy.

Background

From ancient times to present, the enthusiasm of human beings for understanding and developing oceans is higher and higher, in recent years, with the vigorous development of information technologies represented by cloud computing, big data and artificial intelligence, powerful technical support is provided for people to deeply understand and explore oceans, therefore, the acquisition of ocean characteristic information data is more and more important, the submerged buoy provides an effective carrying platform for equipment for statically acquiring ocean information for a long time, but with the increase of submerged buoy functions and equipment, a submerged buoy power supply system needs to be changed along with the submerged buoy, most of the existing power supply systems are power supply systems designed aiming at the special submerged buoy platform, the adjustment of the submerged buoy system lacks adaptability, the transportability and the expandability are poor, and the failure of a certain part in the system also often causes the whole power supply system to be incapable of continuously working, and the fault tolerance is weak; in order to meet the requirement that the submerged buoy can work for a long time, the conventional power supply conversion module cannot well adjust the output power and effectively switch the on-off state of a power supply according to actual requirements so as to achieve the purpose of low power consumption, and therefore the low power consumption performance needs to be further improved.

Disclosure of Invention

The invention solves the technical problem that the underwater submerged buoy extensible power supply system has the advantages of portability, extensibility, low power consumption and the like, and when a certain part of a power supply fails, the whole system is not influenced by normal work of other parts, so that the fault tolerance capability is strong.

The invention adopts the following technical scheme; an underwater submersible buoy extendable power supply system comprising: the power supply motherboard and the power supply function board;

the power supply motherboard is used for accessing an external power supply, collecting working voltage and current of a power supply system, feeding the working voltage and current back to the upper computer, and simultaneously providing a transmission channel for communication data information and a power supply for the upper computer and the power supply function board;

and the power supply function board comprises a plurality of power supply function modules and provides a data transmission interface and a power supply for the electric equipment of the submerged buoy according to the control signal accessed by the power supply mother board.

The power supply motherboard comprises a motherboard circuit and a transmission channel; and the transmission channel is used for information transmission and communication between the upper computer and the power supply function board.

The motherboard circuit comprises a power supply main switch voltage stabilizing circuit, a power supply conversion circuit connected with the power supply main switch voltage stabilizing circuit and a source abnormity detection circuit;

the power supply main switch voltage stabilizing circuit is used for controlling the on and off of a power supply system, the input end of the power supply main switch voltage stabilizing circuit is used for accessing a power supply, and the output voltage supplies power to the power supply conversion circuit, the source abnormity detection circuit and the power supply function board;

the power supply abnormality detection circuit is used for collecting the working voltage and current of the power supply system and feeding back the working voltage and current to the upper computer;

and the power supply conversion circuit is used for supplying power to the power supply system by the output voltage of the power supply main switch voltage stabilizing circuit.

The voltage stabilizing circuit of the power supply main switch adopts a relay, a reed switch and a triode;

one end of a starting contact, one end of a closing contact and one end of a first loop of the relay are connected with a power supply, the other end of the starting contact and the other end of the closing contact are respectively connected with an emitting electrode of a first triode Don1 and an emitting electrode of a second triode Doff1, and the other end of a first channel is used as output end output voltage of a voltage stabilizing circuit of a power supply main switch; the other end of the first loop and the other end of the second loop are grounded;

the base of the Don1 and the base of the Doff1 are respectively connected with the collector of the Don1 and the collector of the Doff1 through a resistor Ron and a resistor Roff; the collector of Don1 and the collector of Doff1 are grounded through a first reed switch Pon and a second reed switch Poff respectively, and the base of Don1 and the base of Doff1 are connected with a power supply through a first diode Don and a second diode Doff respectively.

The power supply main switch voltage stabilizing circuit further comprises a buzzer, wherein the input end of the buzzer is connected with the power supply, and the first output end and the second output end of the buzzer are respectively connected with the other end of the starting contact and the other end of the closing contact and used for being connected into different channels to send sound prompts with different frequencies when the relay is opened or closed.

The power supply main switch voltage stabilizing circuit comprises the following steps;

when the first reed pipe Pon is closed and the second reed pipe Poff is disconnected, the starting contact of the relay is closed, the first loop and the second loop are respectively conducted, and the output end of the power supply main switch voltage stabilizing circuit outputs voltage; the triode Don1 provides current for the buzzer, so that the input end of the buzzer is conducted with the first output end and sounds;

when the second reed pipe Pon is disconnected and the second reed pipe Poff is closed and opened, the closing contact of the relay is closed, and the first loop and the second loop are respectively disconnected; the transistor Doff1 provides current for the buzzer, so that the input end and the second output end of the buzzer are conducted and sound.

The power supply function board is provided with slots for plugging a plurality of power supply function modules; and is also connected with a power supply motherboard through a contact pin.

The power supply functional module comprises a power supply conversion circuit, and the circuit outputs specific power according to the power requirement of the electric equipment.

The power supply functional module further includes at least one of a communication interface circuit and an AD conversion circuit.

The underwater submerged buoy extensible power supply system has the following advantages and benefits:

1. the main switch circuit on the power supply motherboard has a self-locking function, so that the use convenience is improved, and the system works stably; the power supply motherboard is connected with the power supply function board through the pin slot, and the provided signal transmission channel information transmission channel increases convenience for connection of the processing unit and the equipment, saves wiring space and is convenient to use.

2. The modules on the power supply function board can be subjected to quantity and function adjustment according to requirements, and the modules can be used in a plug-and-play manner; the working state of the power supply conversion circuit can be controlled by the control signal, and the output power of the power supply can be set according to the actual required power consumption of the electric equipment; therefore, the system has strong expandability and excellent low-power consumption performance.

3. By adopting the modular design concept, the blocks are independent from each other and are not influenced by each other, and the fault-tolerant capability is stronger.

4. The system is also suitable for other platforms with the requirements of function expansion and low power consumption, and has strong portability.

Drawings

FIG. 1 is a schematic diagram of the connection of an expandable power supply system of an underwater submerged buoy of the invention;

wherein: 1, a battery; 2, a power supply motherboard; 3, a power supply function board; 4, a functional module;

FIG. 2 is a block diagram of a motherboard circuit configuration;

FIG. 3 is a diagram of a voltage stabilizing circuit of a main switch of a power supply;

fig. 4 is a functional block diagram.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

The invention provides an underwater submerged buoy extensible power supply system, which is characterized in that the number of modules on a power supply function board and the functions of the modules are extensible, the power supply output power and the communication interface type of the modules can be adjusted according to the requirements of connected electric equipment, the working state of a power supply can be controlled by a control signal, and the requirements of low power consumption and extensibility are met; the modules are independent of each other, and have strong fault-tolerant capability; the system is also suitable for other platforms with the requirements of function expansion and low power consumption, and has strong portability.

An underwater submersible buoy expandable power supply system, the system comprising: the power supply motherboard is responsible for accessing a power supply, acquiring data of working voltage and current of a power supply system, and providing a channel for transmitting control signals and communication data and a power supply for the processor unit and the power supply function board; the power supply function board is composed of a plurality of power supply function modules, is controlled by a control signal and is responsible for providing a data transmission interface and a power supply for the electric equipment of the submerged buoy.

The power supply motherboard is composed of a power supply main switch voltage stabilizing circuit, a power supply conversion circuit and a power supply detection circuit, and the power supply motherboard is connected with the power supply function board through the slots and the contact pins, so that the power supply boards of the system can be conveniently connected, and the space is saved.

The input end of the power supply main switch voltage stabilizing circuit can be connected with a 24-48V power supply, and the output is 24V.

The input end of the power supply conversion circuit is connected with the output end of the power supply mother board, the circuit can be opened and closed in working state, the output power of the power supply is adjustable, and different power supply functional modules provide power for different electric equipment.

The connection schematic diagram of the system is shown in fig. 1, a power supply is directly connected with a power supply mother board and provides power supply for the whole system, the power supply output end of the power supply mother board is connected with a processing unit and the power supply input end of each module of a power supply function board, control signals and data between the power supply function board and the processing unit are transmitted through a transmission channel integrated on the power supply mother board, and the transmission channel comprises an enabling control signal transmission channel, a serial port data and an AD analog data transmission channel; the enabling control signals of all the circuits except the power supply conversion circuit for supplying power to the processing unit are directly or indirectly provided by the processing unit; the power output end of each module on the power function board is connected with the power input end of the electric equipment, and the serial port or the AD interface is connected with the corresponding interface of the external equipment. According to the practical requirements of the submerged buoy, the power function board comprises 12 power function modules, the number, the output power value and the interface type of the modules on the power function board can be adjusted according to the practical requirements, and the expandability and the portability of the system are improved.

As shown in the schematic circuit diagram of the motherboard of the power supply system in fig. 2, the motherboard circuit includes a power supply main switch voltage stabilizing circuit, a power supply abnormality detection circuit and a power supply conversion circuit; the input end of the power supply main switch voltage stabilizing circuit is connected with an external power supply, and the output of the circuit is respectively connected to the power supply abnormality detection circuit, the power supply conversion circuit and the power supply function board; the power supply abnormality detection circuit comprises current and voltage detection of a system, the current detection is realized based on a current detection chip (ACS722LLCTR-05AB), the voltage detection is realized by a voltage division circuit, the on and off of the detection circuit are realized by controlling an MOS (metal oxide semiconductor) tube by a control signal sent by a processing unit, and analog data acquired by the detection circuit are transmitted to the processing unit. The motherboard comprises two power conversion circuits which respectively provide power for the interior of the power system and the processing unit; the current detection circuit is connected between the power supply and the power supply motherboard main switch voltage stabilizing circuit, and the voltage detection circuit is connected behind the power supply motherboard main switch voltage stabilizing circuit.

Fig. 3 shows a schematic circuit diagram of a power supply main switch voltage stabilizing circuit on a power supply mother board, which is composed of a reed switch, a zener diode, a triode, a buzzer and a resistor capacitor, BAT _ IN is an external power supply input, S _ OUT is a circuit output, a relay (DSP2a-L2) connected with the POn and POff of the reed switch and having a self-locking function is responsible for switching on and off of the power supply, the zener diode Don and DOff stabilize the voltage output at a specific voltage value, the buzzer is connected to different channels at the moment of switching on and off to emit sounds with different frequencies to prompt the switching on and off of the circuit, and the triodes Don1 and DOff1 are used for meeting the current requirements of the buzzer. As shown in fig. 4, the functional module on the power function board is a schematic diagram, the functions of the functional module include that the power conversion circuit realizes DC/DC power conversion, the serial port conversion circuit realizes 232 or 485 and TTL signal conversion, the AD interface circuit realizes that the range of the collected analog signal quantity is converted to 0-3.3V, and each functional module includes one or more functional circuits according to the actual requirements of the device connected to the module. All circuits on the functional module are controlled by control signals of the receiving and processing unit, the functional module receives output voltage on the power supply motherboard to provide power for the circuits on the template, the power output end provides power with specific power for the electric equipment, and the interface circuit is responsible for conversion and transmission of communication data between the processing unit and the equipment.

The power conversion circuit is realized based on the TSP54560 voltage conversion chip, and the output power can be adjusted according to actual requirements; the chip of the TTL and 232 conversion circuit is realized by adopting a MAX3221 chip; the TTL and 485 conversion is realized by adopting a circuit for automatically switching transmitting and receiving based on a (SN65HVD78DR) chip; the working power of all chips is provided by a power conversion circuit on the power motherboard. The opening and closing of the circuit may be controlled by a control signal of the processing unit at the enable terminal.