72 results about "Marine water quality" patented technology

The invention relates to a long-term on-line sea water quality monitoring device and method based on a small buoy. The monitoring device comprises a buoy body, and a meteorological equipment installing tower is arranged on the upper portion of the buoy body. The monitoring device further comprises a multi-parameter water quality sensor and a sampling pool, the water quality sensor is installed on the sampling pool through a fixing frame, a probe of the sensor is located in the sampling pool, and the sampling pool is installed below the meteorological equipment installing tower arranged on the upper portion of the buoy body through a fixing frame; ultraviolet lamps are arranged on the inner wall of the sampling pool, the sampling pool is provided with a water inlet pipe with a peristaltic pump and a drainage pipe with a solenoid valve, and a water inlet of the peristaltic pump is communicated with sea water. The design that the water quality sensor is arranged above the buoy and placed above the sea water surface is provided for the first time, measured liquid is drained after measurement is finished, the sensor is placed in air, cheap and efficient air is used for achieving anti-biological adhesion of the water quality sensor, the service cycle is greatly prolonged, it is unnecessary to store or prepare disinfectant and cleaning fluid as a traditional method, and cost and safety risks are greatly reduced.

The invention provides a three-dimensional layered water quality monitoring method and a three-dimensional layered water quality monitoring system. The method comprises the following steps of collecting water quality information of each measurement point, calculating mean square deviation of water quality parameters of each measurement point in real time, and collecting positions underwater according to the mean square deviation value; automatically controlling the underwater collection speed according to the water-level fluctuation speed; and collecting water quality information at different underwater depths according to the mean square deviation of water quality information, measurement points with water-level fluctuation selective adaptability and underwater speed, and establishing water body information in a layered manner. The system comprises a lifting execution device, an underwater collection device arranged on the lifting execution device, and an overwater control device respectively connected with the lifting execution device and the underwater collection device. The method and the system are capable of automatically and accurately monitoring ocean water quality or surface water quality, intelligently controlling the collection depth, speed and interval, accurately, effectively and automatically dividing each water layer along the direction, and providing accurate and reliable data guarantee for water quality research.

The invention relates to multistage marine water quality stratified sampling equipment and a sampling method thereof. The multistage marine water quality stratified sampling equipment comprises a floating plate, a pay-off device and a sampling device, wherein the floating plate is of a rectangular structure, the pay-off device is installed at the upper end of the floating plate, the sampling device is arranged below the floating plate, and the sampling device is connected with the pay-off device through a steel wire rope. The problems as follows are solved: when the existing equipment is usedfor sampling the ocean water quality, the sampling effect is poor and the sampling is inaccurate, and stratified sampling cannot be effectively carried out on seawater with different depths, which isnot conducive to the study of ocean water quality; and the existing equipment cannot effectively seal the sampled seawater when sampling the ocean water quality, so that the sampled seawater is easilymixed with seawater in areas with different depths, the sample is inaccurate, and the accuracy of a water sample analysis result is influenced.

The invention provides a multifunctional ocean water quality monitoring device. The multifunctional ocean water quality monitoring device comprises a water quality monitoring floating pontoon, a storage hoop, a supporting rod, a solar panel, an intelligent displaying apparatus, a seawater quality detection apparatus, a seawater classified storage apparatus, a supporting frame, a driving motor, a winding shaft, a guiding rope, a seawater collection apparatus, a flotage fishing apparatus, a battery mounting plate, a storage battery, a warning ball structure and a photovoltaic controller, whereinthe storage hoop is welded on the left side and the right side of the front surface of the water quality monitoring floating pontoon. By arranging an electromagnetic valve, a shallow water level collection bottle and a deep water level collection bottle, the electromagnetic valve can be opened when in a shallow water level or a deep water level, and the seawater at the shallow water level or thedeep water level can be sampled; by arranging a seawater quality sensor, a seawater temperature sensor and a seawater salinity sensor, the sweater in a detection hopper can be conveniently detected; and by arranging a classification tag, the seawater can be stored in a classifying manner, and the seawater is easy to classify when in storage and fetching.

The invention relates to a marine environmental monitoring system based on an underwater robot. The marine environmental monitoring system comprises a data collection module, a microprocessor module, a signal transmission module, an onboard monitoring center and a power supply module, wherein the data collection module is used for collecting data of each parameter influencing a marine environment; the microprocessor module is connected with the data collection module and is used for processing the collected data to evaluate conditions of the marine environment according to the processed data and transmitting an evaluation result to the onboard monitoring center through the signal transmission module; the onboard monitoring center is used for storing the received data and sending various control signals to the microprocessor module so as to change a motion state of the robot; and the power supply module is used for guaranteeing the stable power supply of the whole system. The marine environmental monitoring system based on the underwater robot has the beneficial effects that the data collection module, the microprocessor module, the signal transmission module, the onboard monitoring center and the power supply module are arranged, and the structure is simple, flexible and convenient; and by virtue of mutual cooperation of the modules, the effective monitoring of a marine water quality environment can be realized, and a monitoring result is transmitted to the onboard monitoring center, so that the marine water quality pollution can be timely found and treated in advance.

The invention relates to the technical field of marine water quality monitoring, in particular to a remote monitoring and control system for the marine water quality based on multi-buoy sensing nodes.The system comprises a buoy sensing network node group, a node information comprehensive processing module and a remote automatic monitoring and control module, the buoy sensing network node group includes a plurality of buoy sensing nodes, each buoy sensing node includes a buoy body, and a data online monitoring module, a data wireless transceiver module, a data preprocessing module, an electricquantity comprehensive management module and a satellite positioning module are integrated on each buoy body. The data online monitoring modules are used for obtaining water quality data, and the water quality data is sent to the node information comprehensive processing module through the data wireless transceiver modules; the node information comprehensive processing module is in real-time communication with the remote automatic monitoring and control module through a wireless remote transmission unit. The system can achieve fast, accurate and real-time monitoring of water quality parameters of specific sea areas.

The invention discloses a marine water quality testing boat. The marine water quality testing boat comprises a monitoring base station and a transportation boat, wherein the monitoring base station isconstructed on the shore of a broad water area; the transportation boat walks in the water area administered by the monitoring base station and is controlled by the monitoring base station for cruising and water taking operation, and a water sample is fed into the monitoring base station for testing after water taking of the transportation boat is finished; the monitoring base station comprises abase station main body, a boat docking cabin, a bottle exchange cabin, a control cabin, a sampling bottle storage cabin and a water quality testing cabin; and the transportation boat comprises an upper boat body, a lower boat body, a boat body support, an antenna, a boat body control room, an image pick-up device, a water sample collection module, a sampling cabin, an electric push rod module, alighting device, a water sample collection opening and a screw propeller. The transportation boat of the marine water quality testing boat is high in wind resistance and wave resistance, a water quality testing sensor does not need to be installed on the transportation boat, the cost of the boat is reduced, and moreover, more accurate data can be obtained through a water quality testing instrumentconfigured inside the monitoring base station.

The invention discloses a marine-water quality sampling device. The marine-water quality sampling device comprises a waterproof hood, a first motor, a first steel rope disc, a first steel rope, a second motor, a second steel rope disc, a second steel rope, a rotary-wheel sensor, a storage battery, an installing plate, vertical columns, a third motor, a fixed pulley, a pulling rope, a bottom plate,a first rotary shaft, a moving plate, a sampling box, a lifting frame, sampling bottles, a clamping plate, a piston, floating balls, motor hoods, a fourth motor, second rotary shafts and blades. Themarine-water sampling device disclosed by the invention has the beneficial effects that rubber pads are respectively arranged between the waterproof hood and the installing plate and between the motorhoods and the bottom plate, so that the connecting positions are closer; the rotary-wheel sensor is attached under the first steel rope and is connected with the first steel rope in a rolling manner,so that a sampling person can master the depth of the sampling box extending into the water level in time; pistons on the sampling bottles are connected by loose connecting ropes, and the diameter ofeach floating ball in the sampling bottle is larger than that of each bottleneck, so that collected water samples can be prevented from flowing out of the sampling bottles.

The invention relates to an ocean water quality detecting system, and in particular, relates to an ocean water quality sampling-detecting system including a sample acquisition unit, a suspended matter detection unit, a suspended matter processing unit, a parameter detection unit, a sample collecting unit and a drainage pipeline unit; the sample acquisition unit is connected with the suspended matter detection unit, then is connected with the suspended matter processing unit, and finally is connected with the parameter detection unit and the drainage pipeline unit. The invention provides the ocean water quality sampling-detecting system; the shortcomings that a conventional sampling-detecting technology is small in detection range and low in efficiency are overcome, and the ocean water quality sampling-detecting system having high efficiency, wide detection range and timely detection is provided.

The invention discloses a sampling structure of nearshore marine water quality and sediment. The sampling structure comprises an outer cylinder sleeve, the outer cylinder sleeve is formed by two semicircular cylinders in a mutually locked mode, a base is connected to the bottom of the outer cylinder sleeve through an adjusting rod, and rollers are mounted on the base. The sampling structure is characterized in that an upper cylinder sleeve is connected to the upper part of the outer cylinder sleeve, the upper cylinder sleeve is connected with a steel wire rope, and interval plates are mountedon the steel wire rope in an evenly-distributed mode; and water intake structures are mounted on the cylinder edge of the outer cylinder sleeve in an evenly-distributed mode, the water intake structure comprises a water intake groove, and a water intake tank is mounted in the water intake groove. The sampling structure has the beneficial effects that by utilizing reasonable structure design, watersamples of different depths can be collected, meanwhile sediment soil samples at different positions can be taken without recovering the sampling structure, and the soil samples can be recovered in advance, less time is taken in the whole process, usage is convenient, the sampling speed is high, and the sampling structure is suitable for being used and popularized.

The invention discloses a near-shore marine water quality detection sampling device capable of collecting water sources of different depths, the near-shore marine water quality detection sampling device comprises a floating platform, a storage battery, a servo motor, a third bevel gear and a discharge pipe, the bottom of the floating platform is fixedly provided with an outer box body, the outer box body is internally provided with the storage battery and the servo motor, and the front side of a vertical plate is provided with a limiting block; and a sealing plug is arranged at the bottom of the vertical plate, the other end of the steel wire rope is connected with the second rotating shaft, and the inner box body is arranged in the outer box body. According to the near-shore marine waterquality detection sampling device capable of collecting water sources of different depths, the screw rod is in threaded connection with the three connecting plates, and the connecting blocks made of rubber are arranged on the outer sides of the connecting plates, so that when the screw rod rotates, the connecting plates can be driven to move together, and water sampled in the earlier stage is pushed; sample water in different depths is stored in a classified mode, subsequent detection and comparison are facilitated, and the detection efficiency is improved.

The invention discloses a marine water quality environment monitoring device, which comprises a floating plate, a cylinder, and a controller, a detecting mechanism and a power source mounted in the cylinder. One end of the cylinder is opened and the other end is closed. The opening of the cylinder is provided with a ring of flanging, which is fixed to the floating plate through a plurality of fastening bolts. A sealing gasket for sealing is also provided between the flanging and the floating plate. The closed end of the cylinder is fixed with a weight through a thread. The cylinder is mountedwith an electrically connected controller, a detection mechanism, and a power source. The controller communicates with the background service terminal through a network module, wherein the network module is a 4G module. The floating plate is also fixed with an antenna which connected to the controller. The invention has the advantages that the stability of the structure in a complex environment inthe sea can be ensured through the design of a T-shaped structure formed by the floating plate and the cylinder, and the weight; the endurance of the device can be greatly improved, and the overall structure becomes simple and compact through a photovoltaic panel.

The invention discloses an automatic seawater sample filtration and back-purge device which mainly comprises two parts, namely an automatic seawater filtration system and a pipeline back-purge system, wherein the automatic seawater filtration system and the pipeline back-purge system are controlled by a master control system respectively. The automatic seawater filtration system mainly comprises a water sampling device, a membrane pump, a graded filtration device, a nutritive salt detector, a waste liquid tank, an ozone generator and a series of electromagnetic valves.The device can perform on-line water sample analysis on a water sample conveyed to the nutritive salt detector; analysis datais fed back to a ground control console by a master controller; automatic filtration, detection and analysis of the seawater sample can be achieved; distribution pipelines and detection instruments can be subjected to back surge after filtration; the device is simple in structure and simple to operate; a testing and analysis result is accurate and reliable; operating risks of marine water quality sampling workers can be reduced; the working strength of the workers can be reduced; and the device has an important application value for gradually raising an automatic monitoring level of a sea area around a sea island.

The invention relates to a self-balancing type ocean water quality environment fixed-point monitoring device, belongs to the technical field of water quality monitoring, and provides a self-balancing type ocean water quality environment fixed-point monitoring device which comprises a floating platform, floating balls are installed on the side face of the floating platform, a protection cage is installed at the bottom of the floating platform, and a sampling device is arranged below the protection cage. The sampling device is connected to the bottom of the floating platform, a sampling barrel and an inner barrel are arranged in the sampling device, and a second monitoring device is mounted in the middle of the inner barrel, so that the water quality of a seabed water body is conveniently detected through the second monitoring device, and seawater at different positions is detected along with the sinking depth of the sampling device, mixed filling of seawater and air is arranged in the sampling barrel, and the specific gravity of the seawater and the air in the sampling barrel is controlled through an air pump and a water pump, so that the weight of the sampling device on the seabed is controlled, the sampling device floats or sinks, the putting depth of the sampling device is conveniently adjusted, and the device is controlled to sample and monitor seawater with different depths.

The invention discloses a water quality detection device and method based on a laser-induced breakdown spectroscopy technology, belongs to the field of marine water quality monitoring, and aims to solve the problem that coastal zone heavy metal elements and water pollution are difficult to automatically detect online in real time so as to decrease the risk of heavy metal pollution in seafood and reducethe risk of the heavy metal pollution in seafood the source. The device structurally comprises an unmanned ship, a visual detection module, a spectrum detection module and the like. According to the water quality detection device and method based on the laser-induced breakdown spectroscopy technology of the invention, a rasterized information transmission system is established on a coastal zone; map positioning is conducted on the unmanned ship after rasterizing treatment is conducted on the coastal zone; heavy metal elements and water quality in grids of the coastal zone are detected through the spectrum detection module; the content of the heavy metal elements in the coastal zone is analyzed through a non-standard analysis method; if the content exceeds the standard, the area is marked and early warning is performed; the effect of all-day real-time online automatic detection of the coastal zone is achieved; and the risks that the health condition of the human body is abnormal due to the heavy metal elements and water pollution are reduced.

The invention discloses an ocean water quality fast sampling boat. The ocean water quality fast sampling boat comprises a main machine body and an air bag, wherein the main machine body is fixedly arranged at the bottom end of the air bag, the air bag is filled with air, first fixing plates are fixedly arranged at the left end and right end of the main machine body, second fixing plates are fixedly arranged at the bottom ends of the first fixed plate, each second fixing plate is internally provided with a turbofan mechanism, the turbofan mechanisms drive the whole ocean water quality fast sampling boat to move forward, a power cavity is formed in the main machine body, a power mechanism is arranged in the power cavity, the power mechanism can provide power for the turbofan mechanisms, a steering cavity is formed in the main machine body on the bottom of the power cavity, and guiding grooves are formed in the main machine body on the left side and the right side of the steering cavity.According to the ocean water quality fast sampling boat, seawater in different depths can be collected, and test tubes can be further replaced, so that collection of a plurality of tubes of seawater at one time can be guaranteed, the sample quantity is guaranteed, and the calculated average value is more accurate.

The invention discloses marine water quality detecting and sampling equipment comprising a sleeve. A GPS is fixedly connected to the top end of the sleeve; an explosion-proof shell is fixedly connected to the surface of the sleeve in a sleeving mode; a fixed ring is fixedly connected to the bottom end of the explosion-proof shell and is fixedly connected to the middle of the surface of the sleevein a sleeving mode. A balancing weight is fixedly connected to the bottom end of the fixed ring in a sleeving manner; and a floating device is fixedly connected to the top of the side surface of the balancing weight. The invention relates to the field of deep sea sampling equipment. According to the marine water quality detecting and sampling equipment, with the flocking device, an air bag is inflated by means of enabling calcium carbide to react with water to generate acetylene gas and the whole equipment can be lifted rapidly by using the buoyancy force of the air bag, so that the constraintof a mooring rope in traditional sampling is eliminated, the releasing and returning speeds of the sample sampling device are effectively increased, and the sampling time is shortened. Therefore, problems of long releasing time and slow sampling of the marine water quality sampling equipment are solved.

The invention discloses a sea test method based on an ocean fixed platform and used for ocean water quality instruments. The method includes: inspecting a to-be-tested instrument; mounting and arranging the to-be-tested instrument; collecting and analyzing a water sample; processing data; analyzing the data. The method has the advantages that the method can provide detailed sea test steps of the ocean water quality measuring instruments, field water sampling data is used as the comparison data, the use controversy of standard instruments is avoided, the data is real and reliable, and a data analysis method with long-term stability and reliability is provided; the method improves part of the content of HY/T 141-2011 Specifications for Sea Test of Oceanographic Instruments which is exiting ocean industrial standards, and the sea test steps and data analysis method which are applicable to the research-stage measuring instruments for measuring ocean water quality factor such as pH, dissolved oxygen and turbidity are provided.

The invention relates to the technical field of deep sea sampling, in particular to a marine monitoring sampling device with different depths and multiple times of sampling. The marine monitoring sampling device comprises a support main body; a balancing weight is hung at the front end of the support main body; a first water tank is welded at the lower end of the balancing weight; the first watertank comprises a first cover plate; the upper surface of the first cover plate is welded to the lower surface of the balancing weight; a water tank side wall is welded to the lower surface of the first cover plate; a water inlet is welded to the side face of the water tank side wall; a filter screen is welded to the right side of the water inlet; a spherical shell is welded to the left side of thewater inlet; a water inlet pipe is welded to the lower end of the spherical shell; and a water control ball is arranged on the inner side of the spherical shell. The problems that a traditional sampling device cannot sample corresponding seawater with different depths and cannot sample water quality for multiple times during single operation are solved; the depth of sampled water quality is visualized and visualized; the sea water quality sampling efficiency is improved; and the sampling operation cost is reduced.

The invention discloses a three-dimensional remote sensing detection method for marine water quality. The three-dimensional remote sensing detection method comprises the following detection steps: starting a computer, a laser device, a signal acquiring device ICCD and a numerical control rotation shaft, and moving a first guide rail and a second guide rail on a guide rail arm; sequentially increasing the laser collection depth and acquiring strongest simulated brillouin scattering signals in each layer by the computer; gathering the acquired simulated brillouin scattering signals by the computer, and drawing a distribution map of the simulated brillouin scattering signals in a two-dimensional space, thereby calibrating the signal-to-noise ratio of the simulated brillouin scattering signals in different positions; and finally analyzing the signal-to-noise ratio of the simulated brillouin scattering signals in a large-range sea area, thereby implementing three-dimensional remote sensing detection on the marine water quality. By virtue of the three-dimensional remote sensing detection method for marine water quality, the long-distance marine water quality is evaluated in advance when the remote sensing detection is carried out on the marine water quality, and then the detailed sampling analysis is carried out in the water area which exceeds the predetermined value.

The invention discloses marine water quality ecological detection equipment convenient to carry on a ship, and belongs to the technical field of water quality detection.The marine water quality ecological detection equipment convenient to carry on the ship comprises a loading base and a detection box, the detection box is detachably connected to the loading base, and a plurality of storage cavities and detection cavities are formed in the detection box; the top of the storage cavity is fixedly connected with an electric telescopic rod, the telescopic end of the electric telescopic rod is fixedly connected with a mounting part, the bottom of the mounting part is fixedly connected with a detector, and the outer wall of the mounting part is connected with a flow limiting mechanism for reducing the shaking degree of the seawater sample; during use, the detection box is firstly loaded on the loading base, mounting and dismounting are convenient, when the detector detects seawater, the flow limiting mechanism can greatly reduce shaking of the water surface of a detected sample, meanwhile, shaking of the seawater sample can be further reduced through the flow blocking assembly, the influence on the accuracy of the detector can be reduced, and the detection accuracy is improved. And the damage to the detector caused by the shaking of the sample seawater is greatly reduced.

The invention discloses a marine environment observation device based on a marine station, and the device comprises a buoyancy seat, the top of the buoyancy seat is fixedly provided with a protection box, the protection box is internally and fixedly provided with a transversely arranged sliding rod, the sliding rod is slidably sleeved with a sliding plate, the top of the sliding plate is provided with a carrying plate, an ocean water quality detector body is fixedly mounted at the top of the carrying plate, a detection probe is fixedly mounted at the bottom of the buoyancy seat, and a buffer mechanism is arranged in the protection box. The marine environment observation device is reasonable in design and good in practicability, and effective damping protection can be carried out on the marine water quality detector body, so that the marine water quality detector body is prevented from being damaged due to long-term vibration force, and the service life of the marine water quality detector body is prolonged; and by utilizing driving force generated by seawater surge, effective water-cooling heat dissipation and cooling can be carried out on the interior of the protection box, a good heat dissipation effect of the ocean water quality detector body can be kept, and stable work of the ocean water quality detector body is guaranteed.

The invention relates to a marine water quality sensor device based on a timer self awakening mechanism, which comprises a pH value sensor module, a turbidity sensor module, a temperature sensor module, a main control chip, a self awakening circuit and an external timer, wherein the pH value sensor module comprises a PH meter main body (1) and an electrode bulb (3) connected with the PH meter main body, an ultrasonic wave radiation flat plate (4) and an ultrasonic wave module (2) are arranged at one end, connected with the electrode bulb (3), of the PH meter main body (1), and the ultrasonic wave radiation flat plate (4) is located around the electrode bulb for enabling ultrasonic waves generated by the ultrasonic wave module (2) to form oscillation near the surface of the electrode bulb (3). After a reference time interval arrives, the external timer flows over; after the self awakening circuit senses the overflow of the external timer, awakening signals for the marine water quality information are acquired and transmitted to the main control chip; and thus, the effective working time duration of an integrated sensor can be prolonged.

The invention discloses a novel marine environment restoration sphere. The invention belongs to the field of environmental remediation. According to the novel marine environment restoration sphere, through the arrangement of a kelp-imitating flexible baffle in a longitudinal strip, marine organisms can be well protected; through the arrangement of balls, the friction force between marine organismepidermis and the balls can be effectively reduced, and normal passage of marine organisms is ensured; adsorption fibers are uniformly distributed on the outer surfaces of fixing blocks, and under theaction of the adsorption fibers, impurities and garbage can be effectively adsorbed and blocked, and an isolation effect can be effectively achieved; and a linkage mechanism in a floating sphere floating on the sea surface is made to rotate through circulation of sea waves, and therefore purification powder is quantitatively released, the purification powder is fully mixed with seawater, and batch purification of regional sea water is facilitated.