483 results about "Fish scale" patented technology

The invention discloses a low-cost large-molecular-weight fish scale collagen extraction method, and belongs to the technical field of fish scale collagen. The method comprises the following steps: (1) pretreatment: repeatedly freezing and storing fish scales and unfreezing and redissolving the fish scales; 2) impurity protein removal: taking out the fish scales, and removing fish silver; soaking in a sodium chloride solution, washing and drying; 3) extracting fish scale collagen, namely extracting the dried fish scales for 1-4 hours at 40-100 DEG C according to a solid-liquid ratio of 1: (5-20) by adopting a hydrothermal extraction mode, carrying out solid-liquid separation, and collecting fish scale collagen extract liquids in different molecular weight intervals; and 4) freeze-drying the collagen extract liquid to obtain a fish scale collagen solid product. According to the method, acid or alkali solution pretreatment is not needed, and a sodium chloride salt solution is used for mildly removing impure protein. And the structure of the fish scale collagen is relatively completely maintained while the relatively high yield is ensured.

The invention provides a fish collagen peptide with skin brightening and freckle removing effects as well as a preparation method and application thereof, and belongs to the technical field of protein peptides. The preparation method comprises the following steps: by taking fish skin and / or fish scales as raw materials, performing degreasing and fishy smell removal treatment, and then sequentially performing heat treatment, homogenization treatment, enzymolysis treatment and enzyme deactivation refining to obtain the fish collagen peptide. In the fish collagen peptide prepared by the invention, the proportion of polypeptide with the molecular weight of 189-3000Da is more than 90%, and the protein content is more than 99.23%. Experiments show that the fish collagen peptide can effectively reduce the skin color spot area proportion of a subject and improve the skin L value and ITA value of the subject at the same time. Therefore, the fish collagen peptide prepared by the invention has good skin brightening and freckle removing effects, and a new way is provided for preparing related products.

The embodiment of the invention discloses a flexible piezoelectric sensor packaged by a fish scale microstructure elastomer and a preparation method thereof, the flexible piezoelectric sensor is provided with a flexible main body structure, the flexible main body structure comprises a first packaging layer, a piezoelectric layer, an electrode layer and a second packaging layer, the central area of the first packaging layer is provided with a rectangular notch, and the piezoelectric layer is arranged in the rectangular notch; a rectangular notch is formed in the first packaging layer, an elastomer packaging layer covers the rectangular notch, the elastomer packaging layer comprises a substrate and a fish scale microstructure, and the stress distribution effect of the elastomer packaging layer is optimized through the fish scale microstructure, so that the composite packaging structure of the first packaging layer and the elastomer packaging layer can guide stress to be concentrated in a specific area; the flexible piezoelectric sensor has the advantages that the flexible piezoelectric sensor is provided with the fish scale microstructure, local strain capacity is enhanced, energy dissipation is reduced, the fish scale microstructure comprises a plurality of fish scale microstructure units, the fish scale microstructure units are arranged in an array mode, and sensitivity and response speed of the flexible piezoelectric sensor under the low-pressure or low-frequency condition are further improved.

The present invention relates to the technical field of active substance extraction, and specifically relates to a mineral-containing high-purity collagen tripeptide and a preparation method therefor. A high-purity collagen tripeptide containing mineral elements and having a high hydroxyproline content and no bad flavor, particularly no bitterness is obtained by using a byproduct of aquatic product processing, i.e., fish skin or fish scales, as a raw material, using a one-step enzymolysis method, and performing nanofiltration twice.

Collagen peptide compositions and methods for producing these collagen peptide compositions from fish skin or fish scale are provided. The collagen peptide compositions are characterized by high protein content, minimal impurities, enriched hydroxyproline, and specific peptide sequences, making them suitable for use as supplements or additives in food and beverages.

The utility model relates to the technical field of aquatic product processing, and discloses a multifunctional fish killing machine which comprises a working table, a first supporting frame is fixedly connected to the working table, a motor gearbox assembly used for providing power is arranged on the working table, and a plurality of transmission shafts are arranged on the motor gearbox assembly. Through the arranged fish pressing assembly, when fish is scaled by the scaling assembly, two vertical springs apply downward acting force to corresponding sliding sleeves, so that corresponding fixing shafts can drive conical tooth wheels on the fixing shafts to move downwards, and the front end of the fish can be pressed by the two conical tooth wheels moving downwards; therefore, the fish cannot deviate due to the acting force of the scaling assembly, the scaling effect and the operation stability are further improved, the problem that in a traditional mode, due to the fact that the fish deviates due to uneven stress in the scaling process, scaling is uneven or fish meat is damaged is solved, and the fish scaling efficiency is improved. And meanwhile, the scaling stability, the fish meat protection effect and the equipment reliability are also improved.

The invention relates to a preparation method and application of a functional gradient layered bone-imitating GBR (Guarantee Boron Reactor) membrane, the GBR membrane is a novel GBR membrane obtained by taking decellularized fish scales as a base material, constructing an EGCG-fish scale complex through EGCG cross-linking modification and then combining biomimetic mineralization, and the GBR membrane has certain mechanical properties and can maintain a space required by bone regeneration; meanwhile, mineralized hydroxyapatite wraps fish scale collagen, so that the degradation speed of fish scales is reduced, the action time is prolonged, and sufficient time is provided for bone repair; in addition, the mineralized fish scales are similar to natural cortical bones in structure and composition, a cell growth microenvironment is simulated, good biocompatibility is achieved, adhesion and differentiation of osteoblasts are promoted, and the healing speed is increased.

The invention relates to the technical field of image enhancement, in particular to a turbid water fish image enhancement system based on image enhancement, which comprises an attenuation feature layering module used for acquiring a turbid water fish image, extracting a color attenuation value and a local contrast value of each pixel point, and outputting the color attenuation value and the local contrast value; and calculating the pixel attenuation degree influenced by the suspended matters in the water body and the background scattered light to obtain a pixel attenuation distribution diagram, and setting a plurality of attenuation thresholds. According to the method, a turbid image is divided into a plurality of layers such as a foreground, a middle scene and a background by calculating a color attenuation value and a local contrast ratio of each pixel influenced by suspended matters in a water body and scattered light, and then differential gain coefficients are applied to extracted initial details such as fish scale and fin textures according to the layers to carry out injection; high-fidelity enhancement of a key foreground target is realized, and excessive sharpening and noise amplification of a background area are avoided.

An efficient water-saving type automatic fish scale cleaning machine comprises a main machine frame, two net-shaped conveying belts and two high-pressure nozzles, a conveying mechanism is installed in the main machine frame, and the two net-shaped conveying belts are rotatably installed on the periphery of the conveying mechanism; the efficient water-saving type automatic fish scale cleaning machine has obvious advantages and remarkable benefits in the modern aquatic product processing industry, the unique upper and lower conveying mechanisms are matched with a high-pressure spray-washing mechanism, and a fine-tuning stainless steel net-shaped conveying belt is arranged, so that high-pressure water flow can directly and uniformly act on each part of a fish body, and the fish scale cleaning efficiency is improved. The height of the conveying mechanism can be adjusted according to fish bodies of different sizes and shapes, the cleaning efficiency is ensured, meanwhile, damage to fish meat is reduced to the maximum extent, rapid and comprehensive cleaning of the two faces of the fish bodies can be achieved, the scaling efficiency is remarkably improved, the cleaning process is optimized, damage to the fish bodies is reduced to the maximum extent, and the service life of the fish bodies is prolonged. The integrity and the quality of the fish meat are kept.

The invention provides a seabed anti-scouring system based on a bionic flow guide structure and a manufacturing method, and belongs to the technical field of offshore structure construction. In the seabed anti-scouring system based on the bionic flow guide structures, a seabed building is located on a seabed, a plurality of first flow guide structures are arranged around the seabed building, and each first flow guide structure comprises a flow guide groove and a plurality of first bionic fish scale plates rotationally connected with the flow guide groove; the multiple first bionic fish scale plates are arranged on the flow guide groove in the extending direction of the flow guide groove, multiple open holes are formed in the groove wall of the flow guide groove, and the multiple second flow guide structures are located between two first flow guide structures in the multiple first flow guide structures correspondingly. Each second flow guide structure comprises a strip-shaped bottom plate and a plurality of second bionic fish scale plates mounted on the strip-shaped bottom plate; the gel layer is located on the seabed and located between the multiple first flow guide structures and in the flow guide grooves. The beneficial effects that the stability of the seabed anti-scouring system based on the bionic flow guide structure is improved, and the service life of the seabed anti-scouring system is prolonged are achieved.

The invention discloses a high-temperature-resistant environment-friendly material for a water cup, and belongs to the technical field of environment-friendly materials, the high-temperature-resistant environment-friendly material for the water cup comprises a modified PP material, and the modified PP material is prepared from the following raw materials in parts by weight: 220-350 parts of PP master batch, 40.8-56.7 parts of ultrahigh-pressure modified combined fish scale gelatin-chitosan assembled hydroxyapatite microspheres, and 9.6-15.5 parts of Mxene / carbon dot doped additive; wherein the ultrahigh-pressure modified and fish scale gelatin-chitosan assembled hydroxyapatite microspheres are obtained by firstly performing high-pressure modification treatment on pre-balled fish scale gelatin-chitosan assembled hydroxyapatite microspheres, then performing slit ultrasonic modification treatment and finally performing freezing treatment. The prepared high-temperature-resistant environment-friendly material can meet the high-temperature requirement and has the advantages of being high in mechanical strength, safe, environmentally friendly and the like.

The invention discloses a multi-layer gradually-perforated fish scale-pin fin mixed radiator, and belongs to the technical field of heat management and heat dissipation. The radiator is of a multi-layer structure, each layer is formed by combining cooling fins of a fish scale-shaped opening structure and a pin fin structure for turbulent flow, the number of the cooling fins of the fish scale-shaped structure is gradually increased in the flowing direction of a cooling medium, and the opening design in the fish scale-shaped structure enhances the passing rate of airflow, reduces thermal resistance and improves the heat dissipation efficiency. The heat conduction and dissipation capacity is further enhanced through mixed use with the pin-fin structure, the boundary layer of the cooling fluid is effectively broken through the turbulent flow effect generated by the pin-fin structure, and the fluid is promoted to make more contact with the hot surface. Through the mixed design of the progressive fish scale structure and the pin fin structure, the cooling effects of all layers are overlapped, the overall heat dissipation performance can be remarkably improved, and meanwhile the compactness of the structure is kept. According to the invention, the problem of heat dissipation of hot spots in a high-heat-flux area is solved, and the heat dissipation efficiency is enhanced.

The invention discloses a fish scale composite hydrogel for drug loading and a preparation method thereof. The method comprises the following steps: alternately treating fish scales by adopting high-frequency and low-frequency sound waves, respectively extracting fish scale collagen and hydroxyapatite by adopting a hot-pressing method and an ionic liquid method, and then cross-linking acrylic acid modified beta-cyclodextrin with a peptide calcium chelate to prepare the fish scale composite hydrogel. According to the method, high-frequency and low-frequency sound waves are used for alternately treating the fish scales, a gluing structure of collagen and hydroxyapatite is dissociated through cooperation of the cavitation effect and mechanical vibration, and the extraction efficiency is improved while collagen denaturation is avoided; the prepared fish scale composite hydrogel has a jellyfish structure: a stable gel core layer structure is formed by coating a hydroxyapatite-chitosan cross-linked network with beta-cyclodextrin; the branched whisker structure formed by covalent linkage of the acrylic acid modified beta-cyclodextrin and the collagen realizes gradient controlled release of the drug, and the strong adhesiveness of the whisker can accurately locate the drug release part, thereby providing an innovative solution for the fields of drug delivery and tissue engineering.

The embodiment of the invention provides a fish scale-shaped bionic groove dry gas sealing device. The fish scale-shaped bionic groove dry gas sealing device comprises a movable ring, a static ring, a shaft sleeve, a rotating shaft, a static ring O-shaped ring, an annular supporting base, a static ring base and a spring. The two sides of the rotating shaft are sleeved with the shaft sleeve, the movable ring and the static ring are oppositely installed on the shaft sleeve in a matched mode, the static ring base is installed behind the static ring through the spring and the annular supporting base, the annular supporting base is tightly attached to the back face of the static ring due to the action of the spring, and the static ring O-shaped ring is extruded by the annular supporting base and the static ring base. The centers of the moving ring, the shaft sleeve, the static ring, the annular supporting base, the static ring O-shaped ring and the static ring base are located on the same axis. A movable ring sealing end face is arranged on the movable ring, a plurality of movable pressure grooves are formed in the movable ring sealing end face in the circumferential direction, the movable pressure grooves are fish scale-shaped bionic grooves, sealing working media flow into the movable pressure grooves through flow channels between fish scale-shaped bosses, a movable pressure groove high-pressure area is formed due to the hindering effect of the roots of the movable pressure grooves, and therefore the static ring is squeezed open; a sealing film is formed, and the sealing effect is achieved.

The invention provides a biological preparation for regulating placenta dysplasia, and belongs to the technical field of gynaecology and obstetrics. Core effective components of the biological preparation are lutjanus mixed polypeptide with the molecular weight ranging from 2 kDa to 10 kDa, and the lutjanus mixed polypeptide is prepared by combining lutjanus fish bones, fish scales and fish flesh according to the mass ratio of 5: 3: 2 through the steps of desalting treatment, ultrasonic-assisted degreasing, double-enzyme synergistic enzymolysis, double ultrafiltration purification and the like. Experimental results show that the lutjanus mixed polypeptide has a remarkable protection effect on a human trophoblast cell line HTR-8 / SVneo in a high-glucose environment, and can effectively promote cell proliferation and migration and reduce high-glucose-induced cell damage. Therefore, the biological preparation provides a novel effective intervention means for placenta dysplasia caused by gestational diabetes mellitus, and has a good application prospect.

The utility model provides a drum-type automatic scaling machine convenient to clean, which comprises a fixed tank, a blanking hopper, a drum, a rotary driving mechanism and a cleaning mechanism, the cleaning mechanism comprises an electric sliding table, a spray head, a fixed pipe, an electromagnetic valve, a telescopic pipe, a battery pack, a mounting table, a lug boss and a normally open button, and fishes can be added into the drum through the blanking hopper. Under the driving of the rotary driving mechanism, fish scales can be removed, the roller can drive the convex part to synchronously rotate in the rotating process, and the convex part is intermittently contacted with the normally-open button when rotating, so that the normally-open button is triggered to be in a closed state, electric energy of the battery pack can be transmitted to the electromagnetic valve, and after the electromagnetic valve is opened, the normally-open button can be turned on. Water can be conveyed to the spray head, the spray head sprays water to the roller so as to achieve cleaning of fish scales in the roller, when the rotating speed of the roller is high, the water spraying frequency of the spray head can be increased, the cleaning speed can be adjusted according to the production process, and therefore the fish scales can be reasonably cleaned.

The invention relates to the field of GTAW fish scale welding, in particular to a high-skill welder imitating GTAW fish scale welding system and method based on multi-sensor collaborative sensing. The invention provides a GTAW scale welding system and method for simulating high-skill welders based on multi-sensor collaborative sensing, and aims to solve the problem of how to realize the automation of a regular scale pattern forming technology presented by high-level welders in the GTAW welding process. The invention provides the GTAW scale welding system and method for simulating the high-skill welders based on multi-sensor collaborative sensing. Swing of a welding gun is controlled through a welding gun swing control method for simulating GTAW fish scale welding of a high-skill welder based on multi-sensor collaborative sensing. The swing frequency of a welding gun is controlled through a welding gun swing frequency control method for simulating high-skill welder GTAW fish scale welding based on multi-sensor collaborative sensing; filling of welding wires is controlled through a high-skill welder GTAW fish scale welding wire filling control method based on multi-sensor collaborative sensing; and the welding quality is controlled by using a multi-sensor collaborative sensing-based GTAW scale welding closed-loop control method for simulating high-skill welders.

The application provides a flow control method based on three-curved-surface fish scale bionic structure, comprising the following steps: S1, constructing a main structure of an impeller blade, including a suction surface e and a pressure surface f, and fish scale areas g with multiple fish scale bionic structure coupling elements arranged regularly are arranged on the suction surface e and the pressure surface f; S2, constructing and designing a single fish scale bionic structure coupling element, including a bottom surface adhering to a blade surface, a top surface in a fish scale structure, and a rear side cylindrical surface; the top surface comprises two groups of parallel fold surfaces, and each group of fold surfaces is composed of three quadrilateral surfaces; a space rectangular coordinate system is established with a front end point of the bottom surface as an origin, and the fish scale bionic structure coupling element is constructed in the space rectangular coordinate system; and S3, establishing multiple fish scale bionic structure arrangement rules. The application can improve the fluid flow characteristics of the blade surface and reduce noise generation based on the control of flow by bionic structure.

1. Name of the product in this design: Courtyard Lamp Head (Fan-shaped - Fish Scale Pattern). 2. Purpose of this design: for lighting. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The application discloses a fish scale protein polypeptide anti-chronic heart failure efficacy evaluation system, relates to the technical field of biological active polypeptide evaluation and cardiovascular disease function analysis, and comprises a raw material processing module for preparing fish scale protein polypeptides, a CHF model construction module for animal experiments, a function detection module, and a data processing and analysis module. Multidimensional statistics and visual algorithm are adopted to integrate tissue remodeling indexes such as heart function, oxidative stress and inflammatory reaction, so that comprehensive evaluation of the efficacy of fish scale protein polypeptides is realized. The application can realize systematic, quantitative and mechanistic evaluation of the anti-chronic heart failure effect of fish scale protein polypeptides, solve the problems of single evaluation index, poor repeatability of results and lack of mechanism correlation in the prior art, and has the advantages of comprehensive evaluation, reliable results, wide application range and strong generalizability.

The invention relates to the technical field of environmental protection and water treatment, in particular to a preparation method and application of a one-step aluminum modified fish scale calcium defluorination material. The defluorination material with economical efficiency and high efficiency is successfully prepared through combination of hydrochloric acid demineralization pretreatment and a sodium metaaluminate one-step modification process; the removal rate of the prepared composite material to a 10mg / L fluorine ion solution can reach 94.76%, the theoretical maximum adsorption capacity reaches 118.53 mg / g, the actual test adsorption capacity reaches 9.56 mg / g, and stable and efficient adsorption performance is kept within the pH range of 3-6; the method is simple in technological process and mild in reaction condition, the material preparation cost is remarkably reduced, and an innovative solution with practicability and economical efficiency is provided for fluorine-containing wastewater treatment.

1. The name of this design product: Fish Scale Pot. 2. Application of this design product: for household utensils. 3. The key design point of this design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

1. The name of the design product: fish scale balance. 2. The use of the design product: balance for screening fish. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The invention relates to fish scale polypeptide chelated zinc. The amino acid sequence of the fish scale polypeptide chelated zinc is HMGPR. According to the fish scale polypeptide chelated zinc disclosed by the invention, a polypeptide ligand HMGPR does not have antibacterial activity, but a nitrogen atom in a histidine imidazole group at an N end of the polypeptide ligand HMGPR is coordinated with Zn < 2 + > through lone pair electrons, and meanwhile, a carboxyl oxygen atom of arginine at a C end is used as an electron donor to form coordination with Zn < 2 + >, so that the fish scale polypeptide chelated zinc HMGPR (at) Zn is endowed with broad-spectrum antibacterial activity. Besides, HMGPR is chelated with Zn < 2 + > through a coordinate bond, so that the stability of the polypeptide is remarkably improved, and the defect that a peptidyl antibacterial agent is easily hydrolyzed by protease is overcome. The fish scale polypeptide chelated zinc can serve as a novel antibacterial preservative to be applied to the food industry, microbial infection is effectively prevented, and meanwhile the additional value and the comprehensive social value of the aquatic product industry are improved.

The utility model discloses a fish scale classifying and screening machine which comprises a frame, a vibration screening mechanism is connected to the inner side of the frame, one end of the vibration screening mechanism is connected with a feeding port, a screen is arranged in the vibration screening mechanism, and a rapid dismounting and replacing mechanism is arranged between the screen and the vibration screening mechanism. A metal adsorption mechanism is arranged in the feeding hole; through the designed connecting groove, the connecting block, the guide groove, the guide block, the clamping groove and the elastic buckle, the screen and the vibration screening mechanism can be rapidly connected in a limiting mode or detached, meanwhile, the screen can be firmly locked after being installed in cooperation with the designed positioning hole, the threaded hole, the positioning rod and the anti-skid gasket, and therefore the screening effect is improved. And moreover, the anti-skid gaskets can also prevent the positioning rods from loosening after long-time vibration, and compared with the prior art, the screen mesh replacement work of the fish scale grading screening machine is greatly facilitated.

The utility model discloses a tooth-shaped tool bit, which belongs to the technical field of fish scale removing machines and comprises a hexagonal rod, a bending plate is arranged on the surface of the hexagonal rod, a plurality of welding holes are arranged inside the bending plate, and a sawtooth groove is arranged at the upper end of the bending plate. The bending plate is attached to the surface of the hexagonal rod, and then spot welding is performed in the welding hole in the bending plate, so that the influence of the outside on a welding spot when the tool bit is used is reduced, the firmness of the bending plate after welding is improved, the use strength of equipment is ensured, the service life of the equipment is prolonged, and the working cost of the equipment is reduced; the hexagonal rod can be disassembled and assembled through the splicing holes, the replacement convenience of the tool bit is guaranteed, manpower resources are saved, the fish scale scraping quality is guaranteed, two rows of sawtooth grooves are formed in the upper end of each bending plate, the fish scale scraping efficiency is improved, the use stability of equipment is guaranteed, and the situation that scraping is omitted or insufficient is prevented.

1. The name of the product of this design: sun protection clothing (a fish scale craft with fast breathable function). 2. Purpose of the product of this design: for wearing. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. The bottom surface of this design product is not easy to see or cannot be seen when in use, so the top view is omitted; the view content has been expressed in other submitted views, so the top view is omitted.

1. The name of the design product: scissors (YH01). 2. The use of the design product: used in kitchen to cut, trim vegetables, cut meat, hold walnut, remove fish scales, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: front view.

1. The name of the design product: Frisbee (fish scale pattern). 2. The use of the design product: Frisbee for entertainment or fitness. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The invention discloses a post-cast strip water-stop fish scale mesh welding supporting system and a construction method, and relates to the technical field of post-cast strip water-stop fish scale mesh welding. The post-cast strip water-stop fish scale mesh welding supporting system comprises a stand column, a supporting plate is fixedly connected to the upper side of the stand column, a control module is arranged on the side wall of the stand column, and a mounting plate is fixedly connected to the side wall of the stand column; a first motor is fixedly connected to the upper surface of the rear side of the mounting plate, a transmission wheel is fixedly connected to the output end of the first motor, the first motor is electrically connected with the control module, and the transmission wheel is located in the middle of the upper side of the supporting plate and used for transmitting the fish scale net pieces; by arranging the first electric telescopic rod, the welding module and other electric welding modules, automatic downward pressing and returning operation of the welding module can be achieved, the welding efficiency is improved, manpower input is reduced, and the beneficial effects that practicability is high, and the positioning precision and detachability of the supporting piece are improved are achieved.