40 results about "Balanomorpha" patented technology

The invention discloses a clearing device for barnacles. The clearing device for the barnacles comprises a shell, outer cutters and inner cutters. The shell comprises an outer shell and an inner shell which are connected into a whole; the outer cutters are arranged at the lower edge of the outer shell and protrude outwards; the inner cutters are arranged between the inner shell and the outer shell; lowermost ends of the inner cutters are lower than the lower edge of the outer shell and the lower edge of the inner shell; and the shell is driven by a power plant to rotate. As the clearing device comprises the outer cutters and the inner cutters, during a brushing process, the shell is driven by the power plant to rotate, the outer cutters and the inner cutters rotate along with the rotation of the shell, blocky dirty substances connected together are cut off by the outer cutters for preliminary clearing, and fine clearing is performed by using the inner cutters, and therefore, barnacles are thoroughly cleared. The clearing device is simple in structure and obvious in brushing effect, especially very good in barnacle brushing effect.

A preparation method of a diphenyl ether compound and application of the compound as a natural marine organism antifouling agent. The preparation method is as below: culturing marine fungus Aspergillus sp. (HM535361) in a fungus culture medium; conducting fermentation culture on the fungi in a fermentation medium; then soaking the fermentation products with methanol; conducting decompression concentration to obtain a methanol crude extract; suspending the extract in water; extracting the extract with ethyl acetate, conducting vacuum concentration on the extract and conducting chromatographic separation; and concentrating the eluent to obtain four colorless or light red oil, 4-methoxycarbonyl-diorcinol, 3, 3 '-O-dimethyl-violaceol-I, cordyolC and diorcinol. The invention provides an environment-friendly natural marine organism antifouling agent, which is characterized by using the diphenyl ether compound as an effective ingredient. The antifouling agent can be used for the prevention and treatment of marine organism biofouling caused by attachment of barnacle Balanus Amphitrite larvae, and has the advantages of high efficiency and low toxicity. The raw material can be obtained from mass production by fungal fermentation, and is not subjected to resource constraints; therefore, the invention has wide application prospect.

Various methods and apparatuses for facilitating cleaning of submerged geophysical equipment using sound waves transmitted at ultrasonic frequencies are disclosed. In some embodiments, one or more transducers may be configured to transmit sound at one or more ultrasonic frequencies. The sound at ultrasonic frequencies may be transmitted in the vicinity of submerged geophysical equipment, such as a sensor streamer towed behind a survey vessel. Obstructions (e.g., barnacle larvae) adhering to surfaces of the geophysical equipment may be loosened or removed altogether when ultrasonic transmissions occur within its vicinity. The transducers used to transmit the ultrasonic frequencies may be implemented in various ways, such as being attached to a remote operated vehicle, a cleaning unit, or as being an integral component of the geophysical equipment.

The invention discloses a ship-mounted power assisting device, and the device comprises a ship body; a fixed beam is fixedly arranged on the right end face of the part, immersed in water, of the shipbody, a sliding rail is arranged in the fixed beam, the lower side of the sliding rail is provided with a sliding way with a downward opening in a communicating mode, and a sliding plate capable of sliding front and back is arranged in the sliding rail; A connecting rod is fixedly arranged on the lower end face of the sliding plate, and a removing machine is fixedly arranged on the lower end faceof the connecting rod. According to the invention, barnacles growing at the bottom of a fishing boat are cleaned in a barnacle root cutting mode, a vibration plate moves left and right in a reciprocating mode, the cutting effect of a cutting knife is more remarkable, and when the cutting knife makes contact with the barnacles and abuts against the barnacles, paddles are accelerated by applying a reaction force to the bottom of the ship body through front-back swinging, and the resistance between the bottom of the ship body and water flow can be effectively reduced through rapid overturning ofthe paddles.

The invention discloses a sargassum henslouianum ethyl acetate extract separating component E, a preparation method and application thereof in marine fouling organism control. When low dosage of sargassum henslouianum ethyl acetate extract separating component E is covered on a solid surface, the sargassum henslouianum ethyl acetate extract separating component E has a remarkable effect on inhibiting barnacle and mussel larvae settlement so as to be used for preparing a marine fouling organism control agent. The sargassum henslouianum ethyl acetate extract separating component E is extracted from sargassum henslouianum, is a natural organic compound, cannot pollute a water environment, cannot be enriched in organism caused by transferring through a food chain, is environmentally-friendly and high in safety, can effectively inhibit marine organism settlement, does not contain heavy metal elements such as copper and tin at the same time, has a favorable social benefit from the perspective of environmental protection, is wide in sources, simple and convenient to separate and prepare, suitable for mass production, and large in popularization potential, and has a favorable application prospect in marine fouling organism control.

A scraping tool having a thick, durable scraping blade attached to a weighted main body is particularly useful in scraping encrusted marine growth from seawalls, dock and pier pilings, and bridge structures is disclosed. A scraping blade formed of 316 Stainless Steel having a thickness of approximately 3 / 16″, with a front end that is preferably angled approximately 15-degrees from the longitudinal axis of the tool arranges the blade for maximum effectiveness. The blade has teeth with each tooth defining a beveled upper tip surface to aid in piercing encrusted barnacle growth.

A boat chiller system (1) wherein a self-contained externally cooled fresh water supply is used in place of water in which the boat is docked, such as seawater, to transfer heat from an interior space of a boat (4) to outside of the boat. The use of recirculated fresh water eliminates barnacle growth in an onboard water cooled a / c system (2) and / or excess barnacles and other sea life from growing near an external water discharge (12) on the boat as would occur with the discharge of heated sea water in a conventional boat a / c system.

The invention discloses a solar turtle carapace barnacle cleaning device. The device comprises a box body, wherein a cleaning cavity is formed in the box body, a barnacle cleaning mechanism is arranged in the cleaning cavity, and turtle catching mechanisms are arranged at the left end and the right end of the box body. The device floats within the range of a fixed point in the sea through an anchor chain, and is powered by solar energy, when sensors on the periphery of the device detect that turtles pass nearby, a power mechanism may be started to drive the device to approach the turtles, the turtles are caught into the device through a power claw and lifted away from the water surface for barnacle cleaning, and the cleaned turtles can stay in the dark environment in the device for a week, during the period, the turtles are flushed with disinfected seawater regularly to prevent the condition that the turtles are directly released into the sea and cause wound infection, and the turtles are released back into the sea when possible wounds start to heal in one week.

The invention discloses a first-aid double-bionic gel hemostatic material and a preparation method thereof. The double-bionic gel hemostatic material for emergency treatment is inspired by an underwater adhesion mechanism of marine mussels and barnacles, and contains bionic marine mussel biological substances and bionic marine barnacles biological substances as well as bioactive molecules. The prepared double-bionic gel hemostatic material for first aid is high in bonding speed in a wet environment, has the advantages of being high in hemostatic efficiency, rapid in tissue repair, high in antibacterial activity, safe, non-toxic and good in biocompatibility, can be extruded out through an integrated device, is convenient to operate, is expected to replace a traditional hemostatic mode, and has a wide application prospect. The method becomes a new development direction of hemostatic materials in the future.

The invention relates to the field of food material processing, in particular to a marine product deinsectization device. The technical problem to be solved by the invention is to provide the marine product deinsectization device. The marine product deinsectization device comprises a bottom frame, a water flow pulsation desilting mechanism, a positive and negative scrubbing mechanism, a positive and negative wave pressure scraping mechanism and a control screen, wherein the control screen, the water flow pulsation desilting mechanism, the positive and negative scrubbing mechanism and the positive and negative wave pressure scraping mechanism are sequentially arranged above the underframe; the water flow pulsation desilting mechanism is connected with the positive and negative scrubbing mechanism; and the positive and negative scrubbing mechanism is connected with the positive and negative wave pressure scraping mechanism. When the device is used, silt on the surfaces of oysters is automatically removed, sea grass wound on oyster shells is automatically removed, and barnacles and parasites on the oyster shells are scraped off; and the device is simple in structure, convenient to maintain and high in efficiency when being used.

A preparation method of a diphenyl ether compound and application of the compound as a natural marine organism antifouling agent. The preparation method is as below: culturing marine fungus Aspergillus sp. (HM535361) in a fungus culture medium; conducting fermentation culture on the fungi in a fermentation medium; then soaking the fermentation products with methanol; conducting decompression concentration to obtain a methanol crude extract; suspending the extract in water; extracting the extract with ethyl acetate, conducting vacuum concentration on the extract and conducting chromatographic separation; and concentrating the eluent to obtain four colorless or light red oil, 4-methoxycarbonyl-diorcinol, 3, 3 '-O-dimethyl-violaceol-I, cordyolC and diorcinol. The invention provides an environment-friendly natural marine organism antifouling agent, which is characterized by using the diphenyl ether compound as an effective ingredient. The antifouling agent can be used for the prevention and treatment of marine organism biofouling caused by attachment of barnacle Balanus Amphitrite larvae, and has the advantages of high efficiency and low toxicity. The raw material can be obtained from mass production by fungal fermentation, and is not subjected to resource constraints; therefore, the invention has wide application prospect.

A boat chiller system (1) wherein a self-contained externally cooled fresh water supply is used in place of water in which the boat is docked, such as seawater, to transfer heat from an interior space of a boat (4) to outside of the boat. The use of recirculated fresh water eliminates barnacle growth in an onboard water cooled a / c system (2) and / or excess barnacles and other sea life from growing near an external water discharge (12) on the boat as would occur with the discharge of heated sea water in a conventional boat a / c system.

The invention discloses a stable and automatic collection vehicle for barnacle shellfishes on a seaside reef. The stable and automatic collection vehicle comprises a vehicle body, a working cavity with a downward opening is formed in the vehicle body, a chain cavity is formed in the upper side of the working cavity, a screw rod groove is formed in the upper wall of the working cavity in a communicating mode, the screw rod groove communicates with the chain cavity, and a motor is fixedly arranged in the upper wall of the left side of the chain cavity. The stable and automatic collection vehicle is used for automatically collecting the barnacle shellfishes on the reef, a traveling trolley runs to the position above the barnacle shellfishes, the barnacle shellfishes are shoveled down and fished up through an arc shovel plate and then poured into a collecting cavity to be collected, and when the terrain of the reef is too dangerous and stormy waves are too large, a clamping plate is clamped into gaps on the ground of the reef to fix the trolley, therefore, stability during collection is enhanced, the dangerous operation of collecting the barnacle shellfishes by manpower is replaced, safety is guaranteed, and the stable and automatic collection vehicle is fast and efficient.

The invention belongs to the field of animal protection, and relates to a sea turtle back parasitic shellfish cleaning device. The sea turtle back parasitic shellfish cleaning device comprises a shell; a front fixed groove is fixedly formed in the upper side wall of the shell; clamp sliding blocks in bilateral symmetry are arranged in the front fixed groove in a sliding mode; sea turtle clamping devices are arranged on the lower sides of the clamp sliding blocks; and the sea turtle clamping devices are used for clamping the side wall of the shell of a sea turtle to prevent the sea turtle from moving randomly. According to the invention, parasitic shellfish cleaning can be carried out on the sea turtle living in the ocean; and after the sea turtle is bound, parasitic shellfishes on the back of the sea turtle can be scraped off, parasitic shellfishes with relatively strong adsorption capacity such as barnacles can be pried off, and disinfectant fluid is sprayed to the pried positions, so that acid liquors of the barnacles are prevented from corroding the turtle back, the survival rate of the sea turtles is increased, the diversity of marine organisms is protected, the efficiency of cleaning the parasitic shellfishes is improved, and the manpower expenditure is reduced, and the safety is improved.

The invention discloses a sargassum henslouianum ethyl acetate extract separation component D as well as a preparation method and application thereof to prevention and removal of marine fouling organisms. When the sargassum henslouianum ethyl acetate extract separation component D disclosed by the invention is covered on the surface of a solid by a low dosage, the effect of inhibiting the attachment of acorn barnacle and mussel larvae is realized, so that the sargassum henslouianum ethyl acetate extract separation component D can be used for preparing a marine fouling organism prevention and removal agent. The sargassum henslouianum ethyl acetate extract separation component D is obtained by extracting from sargassum henslouianum and a natural organic compound, so that a water body environment is not polluted and enrichment of the sargassum henslouianum ethyl acetate extract separation component D in organisms is caused by food chain transferring; the sargassum henslouianum ethyl acetate extract separation component D is environmentally friendly and has high safety, is used for effectively inhibiting the attachment of the marine organisms and does not contain heavy metal elements including copper, tin, and the like; the sargassum henslouianum ethyl acetate extract separation component D has good social benefits from the aspect of environment protection and has a wide source; aseparation and preparation way is simple and convenient and is suitable for being produced in a large scale, so that the sargassum henslouianum ethyl acetate extract separation component D has a greatpopularization potential and has a good application prospect in the prevention and removal of the marine fouling organisms.

The invention discloses a sargassum henslouianum ethyl acetate extract separation component D as well as a preparation method and application thereof to prevention and removal of marine fouling organisms. When the sargassum henslouianum ethyl acetate extract separation component D disclosed by the invention is covered on the surface of a solid by a low dosage, the effect of inhibiting the attachment of acorn barnacle and mussel larvae is realized, so that the sargassum henslouianum ethyl acetate extract separation component D can be used for preparing a marine fouling organism prevention and removal agent. The sargassum henslouianum ethyl acetate extract separation component D is obtained by extracting from sargassum henslouianum and a natural organic compound, so that a water body environment is not polluted and enrichment of the sargassum henslouianum ethyl acetate extract separation component D in organisms is caused by food chain transferring; the sargassum henslouianum ethyl acetate extract separation component D is environmentally friendly and has high safety, is used for effectively inhibiting the attachment of the marine organisms and does not contain heavy metal elements including copper, tin, and the like; the sargassum henslouianum ethyl acetate extract separation component D has good social benefits from the aspect of environment protection and has a wide source; aseparation and preparation way is simple and convenient and is suitable for being produced in a large scale, so that the sargassum henslouianum ethyl acetate extract separation component D has a greatpopularization potential and has a good application prospect in the prevention and removal of the marine fouling organisms.

The invention relates to a method for measuring barnacle adhesive force on the surface of a marine antifouling coating, belongs to the technical field of antifouling performance testing on the surface of an antifouling coating, and aims at solving the problem that an existing testing method can only be used for testing under a quasi-static condition and cannot be used for testing under a hydrodynamic condition. On the basis, a high-speed camera is added to collect the moment when the barnacle is separated from the surface of the coating, the rotating speed omega of the motor at the moment is checked, and the magnitude of the adhesive force is obtained by calculating the resultant force of the gravity, the buoyancy, the centripetal force and the water resistance which are balanced with the adhesive force through stress analysis. The test under the hydrodynamic condition is realized, and the method is suitable for real barnacles and virtual barnacles as no tension meter is used.

The invention discloses a sargassum henslowianum ethyl acetate extract separated component C, a preparation method thereof and application thereof to marine fouling organism control. When the surfaceof a solid is coated with the sargassum henslowianum ethyl acetate extract separated component C at a low dose, the sargassum henslowianum ethyl acetate extract separated component C has a significanteffect of inhibiting attachment of barnacle and mussel larvae, so that the sargassum henslowianum ethyl acetate extract separated component C can be applied to preparation of a marine fouling organism control agent. The sargassum henslowianum ethyl acetate extract separated component C is extracted from sargassum henslowianum, is a natural organic compound, does not pollute a water body environment or cause enrichment thereof in organisms through food chain transport, is environment-friendly and high in safety, and does not contain heavy metals such as copper and tin while attachment of marine organisms is effectively inhibited, so that the sargassum henslowianum ethyl acetate extract separated component C has good social benefits in terms of environmental protection; in addition, the sargassum henslowianum ethyl acetate extract separated component C is wide in source and simple and convenient in separation and preparation approach, is suitable for large-scale production, and has a great popularization potential, and has a good application prospect in the marine fouling organism control.

The invention relates to a quick measurement method for evaluating the antifouling capacity by using balanus albicostatus venus larva. The method comprises the following steps of: culturing balanus albicostatus larva into balanus albicostatus venus larva, hatching the balanus albicostatus venus larva on the surface of an antifouling material to be detected, and fixing a balanus adhesive on the surface of the antifouling material by using a fixing solution; then dripping a coomassie brilliant blue dyeing solution on the surface of the material; decoloring the dyed antifouling material by using a decoloring solution; putting the decolored material in the air for natural airing, putting under a microscope and observing, wherein a visible blue part on the surface of the material sample is the adhesive secreted by the balanus albicostatus venus larva in a reversible stage on the surface of the antifouling material; shooting; and analyzing and calculating the attachment number and the attachment area of the adhesive. By the method, the adhesives secreted by the balanus albicostatus venus larva on the surfaces of various antifouling materials can be represented effectively; and the method has the characteristics of high resolution, short evaluation time, convenience for operation, reliable data and the like, and can be applied to the technical field of sea antifouling.

The invention discloses a method for preventing aquatic organism parasitism on a ship bottom shell. According to the bionic squamous hull material manufactured by using a novel process, the density of the squamous protrusions is 15000-2000 particles per square meter, and barb type squamous polymeric protrusions are arranged at the squamous protrusions every 1.5 mm to prevent large types of parasitic organisms from adhering to the bionic squamous hull material. The ship bottom shell is built through the process, attachment of barnacles and other harmful marine parasites can be effectively prevented, and the ship maintenance cost is reduced.

The invention discloses an avermectin derivative which is obtained by extracting and separating Anthogorgia caerulea and is named as 5-O-dimethyl-25-bis-(1-methyl propyl)-25-[(1S)-1,4-dimethyl amyl] abamectin Ala. The test shows that the EC50 value of the avermectin derivative B1e to resist adhering of typical marine fouling organism barnacle (0.12+-0.02 mu g / mL) is far smaller than the positive control butenolide (4.37+-1.22 mu g / mL), and the derivative has excellent activity to resist the typical marine fouling organism barnacle. The compound Ble is a marine natural active ingredient, is easily soluble in methanol and ethanol and has excellent alcohol-philicity, so that the avermectin derivative can be used separately or combined for preparing efficient marine anti-fouling paint. A new application is developed for the avermectin derivative, and a new source is provided for preparing the novel marine anti-fouling paint.

The invention discloses a blue whale skin surface camera installation device. The blue whale skin surface camera installation device comprises a box body; a cavity with a downward opening is formed inthe box body; a lens installation device is arranged in the cavity; the lens installation device is fixed through a wound left after a barnacle on the surface of a blue whale is pulled out, and medicine is applied to the wound of the blue whale while fixing the lens installation device; there is no influential damage to the whale; a water turbine is arranged in the lens installation device; hugeelectric energy generated by whale swimming in seawater is used for supplying power to all electric appliances in the device, and the problem of lens power endurance does not need to be considered; anair bag is arranged in the lens installation device, and rapid return can be achieved after special conditions happen; the air bag can be recovered manually; a barnacle pulling-out device used for removing barnacles is arranged on the lower side of the box body; a moving device used for enabling the box body to move in seawater is arranged on the upper side of the lens installation device; and recycling devices are arranged on the left side and the right side of the box body, and the recycling devices are used for returning the box body to the sea surface after work is finished.

The invention provides application of a nigakilactone compound in preventing marine biofouling, and relates to the field of biotechnology. The structural formula of the nigakilactone compound is formula I, and in the formula I, each of R1, R2, R3 and R4 is selected from -H or -OH or -CH3 or -COOR' or -OOCR'', wherein R' is -H or -CH3, and R'' is an aliphatic chain having 3 to 7 carbon atoms. The nigakilactone compound has strong inhibitory effect on marine fouling organisms, especially barnacles, and is a non-toxic natural active compound which can be effectively degraded in a water environment and does not cause environmental pollution, and has characteristics of environmental friendliness and high safety. The formula I is shown in the description.

The invention discloses a cleaning device, in particular to a device and a method for removing barnacles on a ship body, which are technically characterized by comprising a shell and a rotating shaft for driving the shell to rotate, and further comprising a removing mechanism which rotates along with the shell and peels barnacles on the surface of the ship body by means of ultrasonic oscillation, the scraping knife rotates along with the shell and is used for obliquely cutting the bonding surface of the barnacle and the ship body, and the ultrasonic assembly is fixedly connected with the scraping knife and transmits ultrasonic mechanical oscillation to the scraping knife. The ultrasonic assembly comprises an ultrasonic generator used for emitting alternating current signals and a transducer used for converting the alternating current signals into ultrasonic vibration, and further comprises an amplitude-change pole used for enhancing the ultrasonic vibration amplitude. By means of the barnacle cleaning device, barnacles on the surface of the ship body can be cleaned only by overcoming small resistance.