21 results about "Acoustic release" patented technology

The invention belongs to the technical field of ocean engineering, and discloses an arrangement, maintenance and recovery method of a seabed-based system observation station. The method aims at providing an efficient, stable and safe solution for long-term marine environment condition monitoring of a submarine cable key routing section so as to realize real-time monitoring and data acquisition of marine hydrological parameters. The method comprises the following steps: firstly, selecting a proper observation station point according to marine hydrological monitoring requirements, transporting a seabed base system to a specified position by adopting a ship anchoring operation mode, and laying the system to the seabed by adopting a manual equipment tying and laying mode; maintenance operation is carried out about 90 days after equipment laying is completed, controllable release and rapid positioning of a floating body are achieved through an acoustic releaser and a Beidou beacon machine, cleaning and maintenance of a sensor and the floating body are carried out, and observation data are exported; and finally, recycling operation is carried out 365 days after equipment laying is completed, the floating body platform is remotely released through an acoustic releaser, and the floating body platform is positioned and recycled through a Beidou beacon machine.

This invention relates to an underwater self-floating unmanned aerial vehicle (UAV) swarm transport device and its operating process, comprising, from top to bottom, a top cover, an airbag compartment, a main body section, a tail section, and a deceleration parachute compartment. The top cover, main body section, and tail section are all externally covered with deep-sea buoyancy material. A transport device is located inside the main body section, comprising an UAV compartment, a battery compartment, and a control compartment. The UAV compartment carries the UAV system to ensure surface launch. The battery compartment and control compartment are located below the UAV compartment. The battery compartment provides power throughout the process, and the control compartment controls the device's movement and signal transmission and reception. A fixing ring is located at the bottom of the transport device for connecting an acoustic release device and a gravity anchor. This facilitates rapid and reliable transport and ascent of the UAV swarm, stable surface launch of multiple UAVs, and ensures operational reliability.

This utility model relates to the field of deep-sea operation equipment deployment and recovery, and provides an acoustic release device, including a transducer module, a housing, and a release module. The housing is a hollow cylindrical shape, with the transducer module located at the top of the housing and the release module located at the bottom. A tension rod is provided inside the housing, with its two ends fixedly connected to the transducer module and the release module, respectively. The rod body is spaced apart from the inner wall of the housing. The acoustic release device provided by this utility model has a housing that is not easily deformed under tension, which helps to maintain a tight seal inside the housing.

The invention relates to the technical field of bird repelling devices, and discloses a bird repelling forced air gun. The sound wave frequency adjusting valve with multiple valve element pipelines is arranged, the device emits different sound waves by switching the different valve element pipelines, and therefore the continuous and effective bird repelling performance of the device is ensured, meanwhile, the auxiliary pipeline is arranged, and when a bird repelling gun compressed air chamber releases air, the auxiliary pipeline is used for adjusting the sound wave frequency. At the moment, part of gas enters an auxiliary pipeline through an auxiliary gas inlet pipe opening, under the action of pressure, a movable sliding block moves upwards, a sliding block reset spring is extruded and contracted, the extruded gas is discharged through an auxiliary gas outlet pipe opening and mixed with gas in a sound wave release pipeline, and composite differential sound waves are formed; at the moment, under the elastic action of the sliding block reset spring, the movable sliding block moves downwards, internal gas is promoted to be exhausted through the auxiliary gas inlet pipe opening, another characteristic sound wave is formed in the sound wave release pipeline, and meanwhile the lasting time of the sound wave is prolonged.

The disclosed invention relates to a method and system 10 for releasing adherent cells 12 in a cell container 14 with a plurality of acoustic transducers 16a, 16b, 16c, 16h. The method comprises: gene

An example line restraint system comprises a housing, processor, motor, release cam, and a receiver. The release cam comprises a stem portion opposite an arm portion. The arm portion may extend away from the stem portion of the release cam. The stem portion may be rotatably coupled to the motor with the motor being configured to turn the arm portion of the release cam between an open and closed state. When in the closed state, an overhang of the arm portion of the release cam at least partially defining a cavity capable of retaining a release line. When in the open state, the release cam opening the cavity to enable release of the release line. The receiver may be configured to receive an acoustic signal. The processor may be configured to trigger the release cam to turn based on the acoustic signal.

The invention discloses a sinking automatic anchoring device of an acoustic positioning beacon and an operation method, the sinking automatic anchoring device comprises a base and a top cover which are connected with each other, and a cavity structure is formed inside; a winch is fixed in the base through a fastener, an anchor cable is wound on the winch, the front end of the anchor cable is connected with an acoustic releaser through a rope lock catch, an acoustic positioning beacon is hinged to the top surface of the acoustic releaser, and the upper part of the acoustic positioning beacon is located at the top access round hole; a control cabin is fixed in the base beside the winch; a driving rack assembly is fixed in the base at the bottom of the winch, and the output end of the driving rack assembly is connected with an anchor drill assembly which extends out of the bottom surface of the base; according to the acoustic positioning beacon sinking automatic anchoring device, the defects that an existing acoustic positioning beacon is prone to being covered by silt and prone to drifting due to the influence of ocean currents when thrown on the seabed are effectively overcome, the anchor cable can be automatically released, operation is easy and convenient, and work reliability is good.

1. The name of the design product: sound wave release device. 2. The use of the design product: for driving away pests and birds. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view. 5. The bottom view is not a common view, so the bottom view is omitted.

This utility model relates to the field of deep-sea exploration and marine engineering equipment, and provides a buoyancy storage device and an acoustic release system for an acoustic release device. The buoyancy storage device includes a storage tank structure, a float body, and a locking assembly for connecting to the acoustic release device. Both the storage tank structure and the float body have a sleeve structure that can be fitted onto the acoustic release device. The locking assembly includes a first clamping ring and a second clamping ring, which are respectively clamped to both sides of the float body. The first clamping ring has a connection structure for connecting to the acoustic release device, and the second clamping ring is connected to the first clamping ring through an adjustable locking structure. The float body is annular, and the inner ring structure of the float body forms a sleeve structure that can be fitted onto the acoustic release device. The buoyancy storage device and acoustic release system provided by this utility model facilitate a stable connection between the float body and the acoustic release device.

The utility model provides a kind of self-floating type seabed node heavy load release recovery device, it is related to marine environmental monitoring technical field, comprising: acoustic release; floating body component, including frame and float; the lower end of float is connected N crossbeam;Annular counterweight is arranged below floating body component, is equipped with N lifting ring;Seabed node, is arranged inside annular counterweight;Rope assembly, including N counterweight connecting rope and M node connecting rope;Counterweight connecting rope forms U-shaped folding rope after passing through release hook;U-shaped folding rope passes through the outside of crossbeam, free end is connected in lifting ring;M node connecting rope one end is fixedly connected in seabed node, wherein, the other end of a node connecting rope is fixedly connected with the upper end of frame, and the other end of remaining node connecting rope is connected with release hook and automatically separates from release hook in release hook opening state.The utility model alleviates the chain invalidation problem of "attitude out of control-positioning lost connection" after release of existing OBN release recovery device.

This invention discloses an acoustic release motor system and its operating method, relating to the field of marine oil seismic exploration. The main control module of the system receives and parses external commands. If the external command is a release command, it sends a wake-up command and a release command to the release control microcontroller, and then enters a low-power operating mode. The release control microcontroller, upon receiving the wake-up command and release command, switches from the low-power operating mode to the normal operating mode in response to the wake-up command. Based on the release command, it analyzes the underwater depth parameters obtained by the depth detection module and the motor operating parameters collected by the motor status detection module to generate a drive signal. The motor drive module responds to the drive signal and controls the rotation direction of the motor. The power supply switch module controls whether to provide power to the various modules in the acoustic release motor system. This invention features a simple and reliable circuit structure, low manufacturing cost, and significantly reduces overall circuit power consumption.

The utility model discloses a heavy-weight underwater accurate laying operation device, which relates to the technical field of underwater laying, and comprises a release frame body, an acoustic releaser and a release mechanism, the upper end of the release frame body is hinged with a hoisting shackle, one end of the acoustic releaser is hinged with the upper part of the release frame body, the other end of the acoustic releaser is hinged with the release mechanism, and the other end of the acoustic releaser is hinged with the lower part of the release frame body. The releasing mechanism is connected to the lower end of the releasing frame; the acoustic releaser controls the releasing mechanism to be separated from the lifting rope ring on the releasing mechanism so as to perform seabed releasing on the laying equipment connected to the lifting rope ring; an ultra-short baseline transducer is arranged at the upper part of the release frame body; according to the utility model, the underwater accurate positioning of the laying equipment and the laying of a heavy-weight device can be realized, and the underwater lighting lamp is also arranged, so that the underwater robot can be assisted to find, and the equipment salvage can be realized; and meanwhile, the releasing mechanism is arranged, underwater rapid laying of the laying equipment is achieved in combination with the acoustic releaser, and the underwater laying efficiency of the laying equipment is effectively improved.

The invention relates to the technical field of acoustic releaser testing devices, in particular to an acoustic releaser underwater passive axial loading testing device which comprises a tank body, a machine frame, a machine base and a vertical supporting column are arranged in the tank body, and the machine frame and the machine base are arranged on the upper portion and the lower portion in the tank body respectively. The upper end and the lower end of the supporting column are connected with the machine frame and the machine base respectively, the supporting column is connected with a horizontal thrust rod in a sliding mode, and the thrust rod is connected with a pressure applying assembly used for applying vertically-downward acting force to the thrust rod. The thrust rod and the pressure applying assembly are arranged on the supporting column in the tank body, and the acting force applied by the pressure applying assembly is transmitted to the hook claw on the lower portion of the releaser body through the thrust rod to simulate the tension state of the releaser body before the load is released, namely, the load tension working condition of the releaser body under the deep sea pressure is effectively simulated; therefore, the actual working environment of the releaser body is accurately simulated, and the overall practicability and reliability of the testing device are enhanced.

The present invention relates to the technical field of acoustic release tester devices, and specifically to an underwater passive axial loading test device for acoustic release devices, which includes a tank body. Inside the tank body, there are a frame, a base, and a vertical support column. The frame and the base are respectively arranged above and below the inside of the tank body. The upper and lower ends of the support column are respectively connected to the frame and the base. A horizontally oriented thrust rod is slidably connected to the support column, and a pressure application assembly for applying a vertically downward acting force to the thrust rod is connected to the thrust rod. By arranging the thrust rod and the pressure application assembly on the support column inside the tank body in the present invention, the acting force applied by the pressure application assembly is transmitted to the hook at the lower part of the release device body through the thrust rod, so as to simulate the tensile state of the release device body before releasing the load, that is, effectively simulate the load tensile working condition of the release device body under deep-sea pressure, and further accurately simulate the actual working environment of the release device body, enhancing the overall practicality and reliability of the test device.

The application discloses a layered water sampling device, which comprises a frame body, detachable weights and a float arranged on the frame body, a sampling assembly comprising a plurality of water sampling bottles which are uniformly distributed on the frame body, an automatic unhooking mechanism arranged on the frame body and having a height higher than that of the water sampling bottles and being connected with the water sampling bottles, and a control assembly connected with the automatic unhooking mechanism and the weights and used for controlling the automatic unhooking mechanism and releasing the weights. The components in the application are matched with each other to realize the full-process automation of "depth detection-automatic sampling-sealing-recovery". The pressure sensor of the control assembly accurately detects the depth, the central controller automatically triggers the magnetic attraction member and the automatic unhooking mechanism, the water sampling bottles complete automatic water sampling and sealing through double connecting ropes, and the acoustic release device realizes automatic release of the weights and recovery of the device.

The invention discloses a subsurface buoy system laying and recycling method, device and equipment and a medium, and relates to the technical field of subsurface buoy systems. The method comprises the steps that all assemblies of the subsurface buoy system are connected through mooring ropes or anchor chains according to a preset sequence; when the subsurface buoy system is laid, a windward side is selected for operation; the method comprises the following steps of: hoisting and fixing an anchorage sinking block of a subsurface buoy system outside a ship board, hoisting a beacon positioning instrument and a first floating ball by utilizing release unhooking, laying a mooring rope, hoisting instrument equipment at each layer, hoisting a second floating ball, hoisting an acoustic releaser, laying an anchor chain and the anchorage sinking block, and finishing the laying of the subsurface buoy system; in the laying process, all assemblies of the subsurface buoy system drift outwards along with the ship under the action of wind waves and flows to release the mooring rope, the mooring rope is kept within the preset tension range, the mooring rope and the sea surface are kept within the preset inclination angle range, and when laying is completed, the mooring rope is in a tensioned state. By means of the method, laying and recycling of the subsurface buoy system can be smoother.

The invention relates to the technical field of ocean engineering observation equipment, in particular to a deep sea seabed gas leakage flux in-situ monitoring device and a measuring method.The deep sea seabed gas leakage flux in-situ monitoring device comprises a fixed cavity, a mounting frame and a balance weight seat, the upper end and the lower end of the fixed cavity are provided with a gas release port and a gas inlet respectively, electromagnetic valves are installed at the upper end and the lower end of the fixed cavity respectively, and a gas measuring device is arranged in the fixed cavity; the top of the mounting frame is fixedly connected with the upper portion of the fixing cavity through a sealing plate, the bottom of the mounting frame is connected with the balance weight seat through an acoustic releaser, a containing cavity is formed between the sealing plate and the balance weight seat in the mounting frame through a floating block, the mounting frame is connected with a pressure-resistant bin and a battery bin in the containing cavity, a controller is arranged in the pressure-resistant bin, and a lithium battery pack is arranged in the battery bin. The controller is electrically connected with the two electromagnetic valves and the acoustic releaser through cables, and an underwater acoustic communication system which is electrically connected with the controller and can transmit data with the outside is further installed in the containing cavity of the installation frame. High-precision deep sea seabed gas leakage flux is realized based on the fiber bragg grating, and continuous real-time long-term observation can be realized.

A bottom sitting ocean equipment release system, the release system comprises: a main float ball, a data acquisition unit float ball is connected below the main float ball by two equal length first bearing cables, the data acquisition unit float ball is used to collect and store transmission seabed observation data;Acoustic release, the top of the acoustic release is connected with the data acquisition unit float ball by the second bearing cable, the release action of the acoustic release is controlled by the acoustic signal issued by the deck acoustic unit, the acoustic release cooperates with the deck acoustic unit to throw the sea bed base after the completion of the collection operation;Seabed sensor float ball, the seabed sensor float ball is electrically connected with the data acquisition unit float ball by the communication cable, so as to realize the collection control and data transmission between the data acquisition unit float ball and the seabed sensor float ball;Sea bed base, a plurality of sea bed base cable rings are uniformly distributed on the top of the sea bed base, and a holding body is arranged on the seabed sensor float ball.

A noise reduction system (100) is provided. The system comprises: a sound receiving module disposed at a source (104) from which external noise enters so as to receive noise from an external uncontrolled noise source; a sound sensor (106) for recording the received noise; a noise model construction module (108) that constructs a plurality of artificial intelligence models based on a plurality of noise data definitions pre-stored in the database (110); an analysis module (114) that classifies and analyzes the recorded noise by using the plurality of artificial intelligence models and determines the intensity of the recorded noise; an acoustic wave release module (116) that releases a series of reverse acoustic waves and amplitudes based on the amplitudes of the noise; and a user interface (118) that detects continuous intermittent noise and enables a user to control the intensity of noise reduction and notify the user of noise indicative of an emergency situation.

The application discloses a kind of underwater equipment's unloading system, including acoustic release, electrochemical unloading device, unloading execution mechanism and tensioner.Acoustic release receives acoustic instruction and executes unloading, electrochemical unloading device executes unloading by electrochemical corrosion fuse in seawater;Two are connected unloading block in series through unloading rope, and tensioner is responsible for tightening rope before unloading.In the system, acoustic release and electrochemical unloading device constitute parallel redundancy structure, and any device triggers unloading, which can make rope slack to release unloading block.The significant advantage is that it solves the uncertainty of traditional acoustic release affected by environment and the defects of electromagnetic unloading device, can emergency unloading when acoustic release fails, timely recovery after work is completed, electrochemical unloading device can also realize timing, event and emergency unloading, improve the safety, practicality and reliability of underwater equipment, and wide application range.