15 results about "Water area" patented technology

The invention relates to a portable water quality sampler, which mainly comprises a water quality sampling probe, a telescopic pole, a sampling pipeline automatic winding and unwinding reel and a handheld terminal. The water quality sampling probe comprises a deep detection sensor and a sampling pump; the telescopic pole comprises a plurality of telescopic rods, a pulley block, a hook and a suspension seat; the sampling pipeline automatic winding and unwinding reel comprises a reeling disk, a winding motor, a counterweight, a cable, a sample conveying tube, a suspension balance frame and a reel bracket, and the handheld terminal comprises a LCD screen and keys. The whole system has the advantages of light quality, disassemble components and convenient carrying; the telescopic pole structure can be used to collect intermediate water samples in rivers, ditches and reservoir banks, the winding motor controls the reeling disk to adjust the putting-in depth of the probe for water quality sampling of different water depths, the deep detection sensor can be used for real-time detecting of the water depth of the probe so as to ensure the sampling pump can accurately acquire a surface layer, middle layer and bottom layer water sample, and the handheld terminal can be used for sampling horizon setting and sampling motor control.

The invention discloses a water pollution online analysis and quick source tracing method used for strengthening supervision of wastewater discharged by enterprises in the industries of printing and dyeing, coking, electroplating, electronic manufacturing, papermaking, pharmacy, metal manufacturing and the like. According to the method, a multi-channel laser Raman online analysis and multi-channelelectrochemical online analysis combined technology is adopted to perform online analysis and monitoring on multiple types of pollutants possibly occurring in a monitored water area, and the online analyzed and monitored water pollution data is analyzed automatically by utilizing a pre-constructed pollution source database, source tracing software and a data analysis platform so as to realize online water pollution source tracing. By adopting measures such as multiple test channels, a wide-electrochemical potential window three-dimensional bismuth film alloy electrode, a modulation asymmetricsquare wave test method, a surface enhanced Raman accessory and the like, the test rate, the detection capability and the monitoring resolution capability of online analyzing and testing various types of pollutants are ensured.

The invention discloses an omnidirectional current meter of a coupled water quality sensor, of which a technical scheme is as follows: the omnidirectional current meter of the coupled water quality sensor comprises a water quality sensor, and the omnidirectional current meter of the coupled water quality sensor is characterized in that the water quality sensor comprises a housing, a fixed shaft is arranged at the centre of the working surface of the water quality sensor, the fixed shaft is provided with an omnidirectional turbine flow rate vane wheel through a bearing, at least two permanent magnets are mounted on the omnidirectional turbine flow rate vane wheel, and magnetic polarities of neighboring permanent magnets are opposite to each other; the housing of the water quality sensor isfurther provided with an induction element of a bipolar latch-type Hall sensor, the induction element is matched with the permanent magnets, and the Hall sensor and the water quality sensor share a power supply circuit and a cable. The omnidirectional current meter of the coupled water quality sensor has the following advantages that: the omnidirectional current meter can be adaptive to the change of flow direction in a water area of which the flow direction is unknown, or can be carried on a buoy to work; and the bipolar latch-type Hall sensor improves the accuracy and the reliability of flow rate measurement, and shares the housing, relative circuits and cables with the water quality sensor, so that cost is reduced, and structure is simplified.

The invention discloses a treatment method of a contaminated water body by promoting degrading bacteria to be fixedly planted at a biological film. The method comprises the following steps of: screening bridging bacteria and degrading bacteria with wide conglutination capability, and respectively collecting bacteria bodies; preparing bacterium suspension in which OD660=1 by a liquid which contains CaCl2.2H2O and MgSO4.7H2O and is used for promoting the conglutination; and adding the mixed bacterium suspension of the bridging bacteria and the degrading bacteria into a biofilm process waste water treatment pond containing toxic and difficult-degradable organic matters, or a water area polluted by the toxic and difficult-degradable organic matters. Aiming at the phenomenon that the waster water or the contaminated water body normally contains various difficult-degradable organic matters, the bacteria which are wide in conglutination capability are adopted to be mixed with various high-efficiency degrading bacteria, so that the conglutination function among various functional bacteria can be further enhanced due to the improvement of a bacteria cultivating condition or a conglutination condition, various degrading bacteria can be promoted to be immobilized at the biological film, the loss of the degrading bacteria can be reduced, the stability can be remained, and the treatment effect of the contaminated water body can be effectively improved.

The invention relates to the technical field of sewage treatment, and especially relates to a strong positive pressure spray aeration system. The system comprises an aeration tank having a hollow structure, nozzles, a water pump and an oxygen generator, the liquid phase inlets of the nozzles are communicated with the water outlet of the water pump through water inlet tubes, and the water inlet ofthe water pump is communicated with an aerobic tank; the water outlet of the nozzle is communicated with the inner chamber of the aeration tank, and the inner chamber of the aeration tank is formed byan upper atomization area and a lower high-oxygen water area; the outlet of the oxygen generator is communicated with the atomization zone; and a return tube is arranged at the lower part the sidewall of the aeration tank, one end of the return tube is communicated with the high-oxygen water area, and the other end of the return tube is communicated with the lower part of the sidewall of the aerobic tank. The strong positive pressure spray aeration system has the advantages of simple and complete structure, low price, wide aeration range, and uniform and rapid distribution of dissolved oxygen.

The present invention provides a method for systematically controlling rapid proliferation of cyanobacteria cells in lakes in spring. The method applies physical, biological and chemical methods in an integrated and synergistic manner and includes using flexible enclosures to close a control water area and using modified soil to adsorb and settle algal cells; coupling four technologies including algae control by fish, algae control by biological floating islands, algae inhibition by plants and algae control by microorganisms; and using H₂O₂ to kill algae and using 40% FeCl₃+CaCO₃ and 50% Ca(NO₃)₂ to treat sediment. The method of the present invention has established a complete system for physical, chemical and biological control of algae, forms joint control of exogenous contaminants, endogenous contaminants and cyanobacteria, integrates physical, biological and chemical methods and optimizes systematic methods that are used synergistically.

The invention discloses a method for preparing a wollastonite toughened epoxy resin. The method comprises the following steps: (1) hydrolyzing a silane coupling agent in a mixed solution of absolute ethyl alcohol and deionized water, adding the solution into a flask, and adding wollastonite; (2) placing the flask in a water area, conducting reaction under electromagnetic stirring, performing suction filtration on the mixed solution, and drying the precipitate in a vacuum oven; (3) grinding the dried modified wollastonite in a planetary ball mill, thereby obtaining the modified wollastonite; (4) mixing the modified wollastonite and a bisphenol A epoxy resin 127, and grinding through a three-rod grinder for 3 hours, thereby obtaining a master batch with solid content, wherein the rod spacing of the grinder is 15pm, the grinding time is 2 hours, and a mass ratio of the modified wollastonite to the epoxy resin is 2:3; (5) uniformly mixing the epoxy resin, methyl tetrahydrophthalic anhydride and modified wollastonite master batch, and adding an initiator BDMA, a release agent silicone oil and an antifoaming agent BYK-530 for mixing, so that the stability of the modified wollastonite in the epoxy resin system is improved.

The invention relates to a drum-type ship with a drum-type outer ship body. The outer ship body and an inner ship body are movably connected through transverse peripheral rotating mechanisms. The outer ship body can transversely rotate along with wind and waves on the water and by internal power. A horizontal line of the inner ship body can always be perpendicular to an earth gravity line. The drum-type ship is mainly characterized in that the interior of the cross section of the outer ship body which contacts with the water is a standard circle, and the outer ship body can perform circular motions relative to the inner ship body; the outer ship body and the inner ship body are movably connected through various transverse peripheral rotating mechanisms. The drum-type ship has the advantages that adverse effects of external environments on the interior of the ship is eliminated, and sailing time periods of the ship is expanded; sailing manners of the ship is flexible and diversified, sailable water areas for the ship is expanded, and the ship can transversely land to leave the water areas along a ramp.

The invention discloses a vehicle escaping and rescue device which comprises a body part. The front end of the body part is connected with a cylinder with a backward opening, the rear end of the body part is provided with an air bag which can enable a person to float up in water after being inflated, the front end of the cylinder is provided with a conical alloy head which can be used for breaking window glass to enable a person to quickly escape, and an air storage tank storing high-pressure air is arranged in the cylinder. A sliding block which moves in sealing fit with the inner wall of the body part is arranged between the air bag and the air storage tank, and the front end of the sliding block is provided with a puncture part which can move forwards to puncture an air outlet of the air storage tank. An inflation channel penetrating through the air outlet of the air storage tank and the air bag is arranged in the sliding block, and a shifting rod for pushing the sliding block to move forwards is installed on the body part. According to the vehicle escaping and rescue device, after a person breaks the window glass with force through the conical alloy head and escapes from a vehicle, the puncture part punctures a membrane on the end face of the air outlet of the air storage tank, the air bag is inflated with high-pressure carbon dioxide in the air storage tank through the inflation channel to form a life ring, and the person in the vehicle can be helped by the life ring to float out of the water surface quickly and then escapes from the dangerous falling-into-water area, so that self-rescue is achieved.

The invention relates to a foaming type degradable water surface oil spill dispersant and a preparation method thereof, and belongs to the field of water body pollution prevention and control. According to the dispersing agent, a nonionic surfactant, an anionic surfactant, an adhesive, an acid agent, an alkaline agent and a filler are compounded according to a specific proportion, so that a largenumber of bubbles are generated after the dispersing agent is added into a water body, a rapid stirring effect is achieved, spilled oil can be rapidly dispersed and emulsified, and emulsified oil drops are small in particle size and good in dispersion effect. The active agent is a bio-based environment-friendly surfactant, so that the oil spill dispersant is environmentally friendly, is easy to degrade, causes little secondary pollution to a water area, and is suitable for various water surface environments such as oceans, lakes and the like.

The invention discloses a water level real-time monitoring device for intelligent construction and a use method thereof, and belongs to the technical field of intelligent construction. In order to solve the problems that the position of a monitoring device cannot be rapidly adjusted according to the actual water area condition, the collection effect is general and the functionality is poor, a second electric cylinder stretches out and draws back to drive a monitoring device body and a movable plate to move, the length of a first electric cylinder is adjusted, and the angle position of an adjustable plate in the monitoring device body is changed; the electric lead screw is opened to adjust the positions of the telescopic rod and the vertical positioning head, the positions of the monitoring device main body and the adjustable plate can be adjusted, and the positions of the floating ball liquid level sensor and the vertical positioning head can be adjusted, so that the device can adapt to water areas of different areas, can be adjusted at any time, facilitates different types of work, is simple to operate, and can improve the monitoring effect. According to different environment conditions and water quality conditions, judgment is performed through the processor module, so that the accuracy of water level detection is improved.

The invention discloses a steel pipe-reinforced concrete composite pile. The steel pipe-reinforced concrete composite pile is characterized in that steel pipe-reinforced concrete is of a combined structure of two types of piles, a pile body is divided into three sections, the lower portion is a reinforced concrete pile (1), the upper portion is a steel pipe pile (2), and the middle portion is a steel pipe encased concrete pile (3); and the reinforced concrete piles and the steel pipe piles are connected through steel-concrete connecting pieces (4) in the middle. According to the steel pipe-reinforced concrete composite pile, a large-bearing-capacity temporary structure in a deep soft soil layer or a water area environment meets the requirements that a pile foundation is large in vertical and horizontal bearing capacity, large in horizontal deformation resistance, convenient to construct and dismantle and small in influence on the water area environment.

The invention relates to an unattended ship sailing early warning device, method, system and terminal, and the method comprises the following steps: S1, judging whether a server transmits data or not,if yes, executing a step S3, and if not, working according to a preset instruction, modulating a radio station into a frequency band used by a corresponding water area, and executing the step S2; s2,playing the audio file stored in the sound pickup; s3, the black box receives the data issued by the server, analyzes the configuration data and returns to the step S2. When the server issues data, the server sends the data; the black box receives data issued by the server; analyzing the configuration data and playing the audio file stored in the sound pickup; and if not, the radio station worksaccording to a preset instruction, modulates the radio station into a frequency band used by a corresponding water area, and plays the audio file stored in the sound pickup, so that the radio stationcan broadcast the passing ships under the unmanned condition, the manpower is greatly saved, and the safety performance is improved.