A method and apparatus for underwater connection device separation, recovery

Abstract

The application provides a method and device for underwater connection device separation and recovery, which can meet large-depth preset requirements and provide guarantee for component separation of a vehicle during underwater test and platform recovery. The method comprises the following steps: step one, preset parameters are set for the separation device by using an upper computer; step two, after the vehicle or underwater equipment is laid, when the separation device reaches a predetermined depth, a water pressure switch safety device is disarmed, a power supply circuit starts to supply power, and a stable voltage is supplied to a microprocessor; step three, a separation circuit control module starts to work, when the time reaches a preset separation time, a microcontroller ignition control I / O port is set to high, after amplification by a transistor in a logic protection circuit, an ignition control signal is output; step four, a water pressure mechanism is connected to the power supply, after the I / O state is determined, a working mode is entered, a timer is started, and the set parameters are integrated into pulse numbers, when the time reaches a predetermined time, an ignition current is output, and the separation device completes the separation function.

Description

TECHNICAL FIELD

[0001] The present application relates to a method and device for separating and recovering underwater connecting devices, which is suitable for separating underwater connecting devices, so as to separate the components of a vehicle or underwater equipment, and then carry out the subsequent recovery work. BACKGROUND

[0002] With the continuous development of science and technology, underwater equipment is emerging in an endless stream. As a sharp tool for underwater research, underwater connecting devices are currently shining in their own field. Taking underwater connectors as an example, it is a device for connecting cables or cable components in underwater environment, which is usually used in submersible, deep-sea weapons, submarine pipelines, deep-sea robots and other applications. Generally speaking, underwater connectors have the following characteristics due to the environment: good water resistance, good temperature resistance, good corrosion resistance, good wear resistance, etc.

[0003] When a vehicle or some underwater equipment works in deep water, it often has some needs for its components, especially in the test process, which requires the use of underwater connecting devices, and the use of the device to separate the components, so as to lay a good foundation for the subsequent recovery research work.

[0004] The prior art generally uses mechanical separation mechanism to separate the components of underwater vehicle, but it cannot achieve ideal timing function and cannot meet the requirement of large depth preset. SUMMARY

[0005] The present application provides a method and device for separating and recovering underwater connecting devices, which can meet the requirement of large depth preset, and provide protection for the separation of components of a vehicle during underwater test and the recovery of platform.

[0006] The present application is achieved by the following technical solutions.

[0007] A method for separating and recovering underwater connecting devices, comprising the following steps:

[0008] Step one, using the upper computer to set the preset parameters for the separation device;

[0009] Step two, after the vehicle or underwater equipment is deployed, when the separation device reaches the predetermined depth, the water pressure switch safety device is disarmed, and the power supply circuit starts to supply power to the microprocessor;

[0010] Step three, the separation circuit control module starts to work, and when the time reaches the preset separation time, the microcontroller ignition control I / O port is set high, and after amplification by the transistor in the logic protection circuit, the ignition control signal is output;

[0011] Step four, the water pressure mechanism is powered on, the I / O state is determined, and then the working mode is entered, the timer is started, the set parameters are integrated into the pulse number, the 1HZ square wave is taken as the basis, the internal clock of the timing control module starts to run, when the running time reaches the predetermined time, the ignition current is output, and the separation device completes the separation function.

[0012] A separation and recovery device for underwater connecting device, comprising: a host computer, a water pressure switch safety device, a battery, a power supply circuit, a microprocessor and a logic protection circuit; the host computer, the microprocessor and the logic protection circuit are connected in sequence, and the water pressure switch safety device, the battery, the power supply circuit and the microprocessor are connected in sequence; the host computer is used for sending preset instructions to the microprocessor; the battery is used for long-time power supply for the microprocessor; the logic protection circuit is used for protecting the whole separation circuit module; the water pressure switch safety device plays an insurance role and is used for detecting whether the underwater preset depth reaches the target depth; when the depth is reached, the switch is released, and the battery supplies power to the separation circuit.

[0013] The beneficial effects of the present application are:

[0014] 1. The present application uses a separation device assisted by a circuit and program design, which is based on accurate timing, assisted by low-power long-time service, and meets the requirements of large-depth presetting, and provides protection for the separation of components of a vehicle during underwater testing and the recovery of a platform;

[0015] 2. The present application uses the designed circuit and program to set the running time, so as to realize the separation of the connecting device and the recovery of the platform after the vehicle or underwater equipment is placed in deep water (with a connecting device installed);

[0016] 3. Before testing, the host computer sets the separation time for the separation device. After the vehicle or underwater equipment is placed, when the separation device reaches the predetermined depth, the water pressure mechanism is powered on, the internal clock of the timing control module starts to run, and when the running time reaches the predetermined time, the ignition current is output, so that the separation device completes the separation function. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The present application is used for the separation and recovery method of underwater connecting device, and the flow chart is shown in the figure.

[0018] Figure 2 The present application is used for the separation and recovery device of underwater connecting device, and the schematic diagram is shown in the figure. DETAILED DESCRIPTION

[0019] The exemplary embodiments of the present application will be described in detail below with reference to the accompanying drawings. It should be understood that the embodiments shown and described in the drawings are merely exemplary and are intended to illustrate the principles and spirit of the present application, and are not intended to limit the scope of the present application.

[0020] AsFigure 1 As shown in the method for separating and recovering the underwater connecting device, the method specifically comprises the following steps:

[0021] Step one, the host computer is used to set the preset parameters for the separating device; in the specific implementation, the preset parameters include the separating time and the battery power supply voltage; the I / O state is determined by using the judgment working mode function, and the state is determined for three times in succession to ensure the accuracy of the state; after the I / O state is determined, the preset mode is entered, and the parameters are set by the host computer through the communication protocol.

[0022] Step two, after the vehicle or the underwater equipment is laid, when the separating device reaches the predetermined depth, the water pressure switch safety device is disarmed, and the power supply circuit starts to supply power to the microprocessor with a stable voltage of 3.3V;

[0023] Step three, the separating circuit control module starts to work, and when the time reaches the preset separating time, the microcontroller (i.e. the main control chip) is controlled to ignite the I / O port to be high, and after being amplified by the transistor in the logic protection circuit, the ignition control signal is outputted;

[0024] In the embodiment, the logic protection circuit adopts a 14-core 3-channel logic chip, the ignition control signal and the reset signal pass through two channels of the chip, and then pass through the voltage signal, that is, only when the ignition control signal has an output, the next step is guaranteed to have an output, and then the output ignition control signal is amplified by the transistor twice to stably output the ignition signal; this way plays a role in protecting the circuit,

[0025] Step four, the water pressure mechanism is connected to the power supply, and after the I / O state is determined, the working mode is entered, the timer is started, the set parameters are integrated into the pulse number, the 1HZ square wave is taken as the basis, the internal clock of the timing control module starts to run, and when the running time reaches the predetermined time, the ignition current is outputted to make the separating device complete the separating function.

[0026] As shown in the method for separating and recovering the underwater connecting device, the method specifically comprises the following steps: Figure 2 As shown in the separating and recovering device for the underwater connecting device, the device specifically comprises a host computer, a water pressure switch safety device, a battery, a power supply circuit, a microprocessor and a logic protection circuit; the host computer, the microprocessor and the logic protection circuit are connected in sequence, and the water pressure switch safety device, the battery, the power supply circuit and the microprocessor are connected in sequence.

[0027] The host computer is used to send the preset instructions to the microprocessor; the battery is used to supply power to the microprocessor for a long time; the logic protection circuit is used to protect the entire separating circuit module; the water pressure switch safety device plays a role in safety, and is used to detect whether the underwater preset depth reaches the target depth; after the depth is reached, the switch is disarmed, and the battery supplies power to the separating circuit.

[0028] In conclusion, the above only is the preferred embodiment of the present application, and is not used to limit the protection scope of the present application. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application should be included in the protection scope of the present application.

[0029] It is obvious for those skilled in the art that the embodiments of the present application are not limited to the details of the above exemplary embodiments, and the embodiments of the present application can be realized in other specific forms without departing from the spirit or essential characteristics of the embodiments of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, and the scope of the embodiments of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the embodiments of the present application. Any reference signs in the claims should not be considered as limiting the involved claims. In addition, it is obvious that the word "comprise" does not exclude other units or steps, and the singular does not exclude the plural. The plurality of units, modules or devices stated in the system, device or terminal claims can also be realized by the same unit, module or device through software or hardware. The words first, second, etc. are used to express the names, and do not express any specific order.

[0030] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the embodiments of the present application, and are not limited. Although the embodiments of the present application are described in detail with reference to the above preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the embodiments of the present application can be modified or replaced without departing from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A method for separating and recovering underwater connecting devices, characterized in that, Includes the following steps: Step 1: Set preset parameters for the separation device using the host computer; Step 2: After the vehicle or underwater equipment is deployed, when the separation device reaches the predetermined depth, the water pressure switch fuse is released, the power circuit starts to supply power, and a stable voltage is given to the microprocessor. Step 3: The separation circuit control module starts working. When the preset separation time is reached, the microcontroller's ignition control I / O port is set high. After being amplified by the transistor in the logic protection circuit, the ignition control signal is output. Step 4: The water pressure mechanism is powered on. After the I / O status is determined, it enters the working mode and starts the timer. The set parameters are integrated into the number of pulses. Based on the 1HZ square wave, the internal clock of the timing control module starts to run. When the time reaches the predetermined time, the ignition current is output so that the separation device completes the separation function. The preset parameters include separation time and battery power supply voltage; the working mode judgment function is used to judge the I / O status, and the judgment is made three times in a row to ensure the accuracy of the status. After the I / O status is determined, the preset mode is entered, and the parameters are set in conjunction with the host computer through the communication protocol. The ignition control signal and the reset signal are ANDed through the two channels of the logic protection circuit chip, and then ANDed with the voltage signal. That is, the next step of output is guaranteed only when there is an output of the ignition control signal. The output ignition control signal is then double-amplified by a transistor to stably output the ignition signal.

2. The method for separating and recovering an underwater connection device as described in claim 1, characterized in that, The logic protection circuit uses a 14-core, 3-channel logic chip.

3. A device for separating and recovering underwater connection devices, used to implement the separation and recovery method described in claim 1 or 2, characterized in that, include: The system comprises a host computer, a water pressure switch fuse, a battery, a power supply circuit, a microprocessor, and a logic protection circuit. The host computer, microprocessor, and logic protection circuit are connected in sequence, as are the water pressure switch fuse, battery, power supply circuit, and microprocessor. The host computer sends preset instructions to the microprocessor. The battery provides power to the microprocessor for extended periods. The logic protection circuit protects the entire separation circuit module. The water pressure switch fuse acts as a safety device, detecting whether the preset underwater depth has been reached. Once the depth is reached, the switch releases the fuse, and the battery powers the separation circuit.

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