107results about How to "Realistic shape" patented technology

The invention relates to a method for manufacturing a humid preparation of an original plant which can effectively solve the humid preparation of the original plant so as to meet the problem of needing specimens in scientific research, teaching and practicality. The technical scheme solved by the invention is that the humid preparation of the original plan is prepared by firstly preparing a biocidal stationary liquid and a preservation liquid, cleaning a fresh collected specimens body such as a fresh bioplast of botanical after shearing and arranging in the biocidal stationary liquid instantly, dipping and fetching out the preparation after the biocidal stationary liquid completely dips into a frond of the preparation and using purifying water to clean; then shearing for secondary shaping and fixing on a glass plate, arranging in a container with the preservation liquid slowly and adjusting the position, capping, sealing by a wax and labeling, and finally the humid preparation of then original plant can be obtained. The invention has the advantages of simple structure, low cost, easy manufacture, no rot, no worm damage, good application effect and long depositing time, thus effectively protecting the original state of the medicinal materials in the original plant, being greatly for the successful implement of researching and teaching and the improvement on quality. The invention is a great innovation on manufacturing a plant preparation.

The invention provides an archaistic building and a manufacturing method thereof, relating to the technical field of manufacturing of historic buildings. The archaistic building comprises a ground foundation, a main body steel structure, archaistic upright pillars and archaistic joint tiles, wherein the archaistic joint tiles and the archaistic upright pillars are made of modified cement and are factory prefabricates with lifelike forms and excellent assembling and archaistic effects. Besides, the steps of the manufacturing method are simple, and the manufactured archaistic joint tiles are scientific in physical dimension design and reasonably butted and have the advantages that water seepage and rain leakage are avoided, the texture is real, the durability is good, and the appearance and the proportion are accordant with traditional tiles. According to the manufacturing method, the technical problems of long construction cycle and short service life in the prior art are solved, the construction of the archaistic building is relatively reasonable, and the application of the archaistic building is relatively wide.

The invention relates to a disperse dye digital printing technology. The disperse dye digital printing technology comprises the following steps that 1, fabric is divided into polyester fabric and non-polyester fabric, wherein the polyester fabric comprises blended fabric taking polyester as the main material, and the non-polyester fabric needs to be subjected to pretreatment to obtain the pretreated non-polyester fabric; 2, disperse dye ink or printing ink for printing is prepared, and the color base is a printing colorant formed by blending the disperse dye; 3, color ink obtained in the second step is printed on transfer paper, namely stained paper through a printing or digital printing method; 4, the front face of the stained paper in the third step is tightly attached to the printed fabric, wherein the printed fabric is the polyester fabric or the pretreated non-polyester fabric; 5, the disperse dye in the color ink sublimates through high temperature pressing to be adsorbed on the surface of the fabric, fixation is conducted on fiber, and patterns with corresponding colors are displayed. The disperse dye digital printing technology has the advantages of being simple in equipment, small in investment, short in technological process, environmentally friendly, good in quality, high in flexibility and the like.

The invention discloses a switchable flame lamp, which belongs to the technical field of lamps and lanterns. The prior flame decoration lamp has single function. The switchable flame lamp comprises a main body, a data wire connected with the main body, an LED driver and a program control switch which can realize the mutual switching of a flame mode and a lighting mode and has light adjustment function, wherein the main body consists of a lamp cap, a bottom case and an LED array body which are orderly assembled; the inside of the bottom case is provided with a circuit board; the circuit board comprises a PCB as well as a serial interface, an intelligent control system CPU and a storage which are assembled with the PCB respectively; the LED driver is electrically connected with the circuit board; one end of the data wire is inserted into the serial interface, while the other end is assembled with the program control switch; the storage stores a plurality of programs comprising the flame mode and the lighting mode; and the program control switch, the LED array body and the storage are electrically connected with the intelligent control system CPU respectively. The flame lamp can realize the mutual switching of the flame mode and the lighting mode, and has light adjustment function.

The invention discloses a method for cultivating a big ficus microcarpa-like forest styling tree, and relates to the technical field of horticulture cultivation methods. The method includes the following steps: (1) handling a site for planting the big styling tree; (2) selecting, handling and transplanting basic trees; (3) cultivating grafting roots of the same variety; (4) planting the basic trees and cultivating parallel tree trunks; (5) grafting and managing the roots; (6) trimming the big styling trees. The method for cultivating the big ficus microcarpa-like forest styling tree can achieve the purpose of one tree being styled to make a forest; the forest is true in style, high in aesthetics, simple in method and low in cost; the method can be used to artificially produce expected forest landscape at many occasions, with huge market potential and relatively high social and economic benefits.

The invention discloses a concave and convex hand feeling texture printing method with the high simulation degree. The method comprises following steps that A, a plan pattern with textures is generated on printing software; B, through digital printing equipment, multiple layers of UV ink are printed on the position, with the texture position, of the surface of the plane base material to be machined; C, through an ultraviolet lamp, the UV ink is cured to form a texture layer, and a height difference exists between the texture layer and the surface of the plane base material; D, through the digital printing equipment, the plane patterns are printed on the surface layer of the plane base material and the texture layer. According to the printing method, the surface of the made board has the concave and convex hand feeling, particular hand feeling and visual effects of true wood, stone, fabric and the like can be simulated on the plane base material, the plane pattern is directly printed onthe surface of the plane base material and the surface of the texture layer, the pattern effect and the hand feeling get close to the reality, and the simulation degree is high;

The invention discloses a manufacturing technology of lepidopteron plastinated specimens. By the method for manufacturing specimens, instruments and equipment used are simple. A constant temperature incubator is only needed for a simple drying treatment, and vacuum drying and pressure infiltration processing are not required. Plastification time is shortened. The manufacturing process is simpler and easier to do. Reagents which are harmful to human body are not used during the manufacturing process. Manufactured specimens can directly be contacted. External morphology, especially scale, is not influenced. Manufactured specimens can be widely applied in teaching, scientific research and collection and display. According to plastinated specimens of butterflies (such as papilionoidea, brush-footed butterflies and Pieridae), phalaenae (such as tussah and silkworm) and the like which are manufactured by the above technology, scale is maintained perfect, forms are lifelike, and the color of larva is very similar to that of a living body.

The invention discloses a preparation method of miniature marine animal plastinated specimens. By the method for preparing specimens, instruments and equipment used are simple; vacuum drying and pressurization and osmotic treatment are not required; plastination time is shortened; the preparation process is simpler and easier to operate; and no reagent which is harmful to human body is also not used during the preparation process. Miniature marine animal plastinated specimens of short-necked clam, comb shell, chlamys farreri, oyster drill, hermit crab, Octopus, cuttlefish, sea catfish and the like, that are finished by the above plastination technology, has long storage time, can be directly contacted and have true forms. The specimens can be widely applied in fields of teaching job, scientific research and collecting and appreciating.

The invention discloses a manufacturing process of a zinc alloy tourism craft, which is characterized by comprising the following steps of: a, carrying out creative design; b, selecting materials; c, engraving a die casting die; d, carrying out die casting forming; and e, polishing, buffing and electroplating. Compared with the prior art, the manufacturing process has the advantages that the zinc alloy tourism craft is produced by utilizing a large-tonnage die casting machine; the zinc alloy tourism craft produced by adopting a die casting process is of a fine and attractive shape; meanwhile, production cost is low; yield is high; and standard and scale production can be implemented.

The invention relates to a production method of a freehand microcrystalline glass board. The production method comprises the following steps of respectively preparing seven microcrystalline glass aggregates with different colors, getting the microcrystalline glass aggregates with any two or more colors and uniformly scattering the microcrystalline glass aggregates with different colors in a stainless steel mould frame with a textured grating in sequence; moving a glass gate board at the bottom of the stainless steel mould frame for dropping the microcrystalline glass aggregates into a fireproof mould sprayed with an aluminum oxide sizing agent which is 1mm thick, and the fireproof mould carrying the microcrystalline glass aggregates enters a roller kiln; preheating, fusing the aggregates, crystallizing and preserving the heat at 1100 DEG C-1150 DEG C, cooling and discharging out of the kiln for firing a freehand microcrystalline glass board crude product with whole-body textures; and carrying out surface coarse-grinding, fine-grinding and polishing to obtain a freehand microcrystalline glass board finished product with clear texture patterns and board glossiness of over 90 degrees. The freehand microcrystalline glass board prepared by the production method disclosed by the invention has abundant colors, line textures from the inside to the outside, and physical and chemical performances better than those of a stone.

Disclosed are an airborne paratrooper chariot model special for juvenile national defense science literacy education and training and application. The airborne paratrooper chariot model special for juvenile national defense science literacy education and training comprises an airborne paratrooper chariot body, a communication antenna, a left viewing port, a right viewing port, a first paratrooper entrance, a front rocket launcher, a left rocket launcher, a fire control radar antenna, a main gun, a remote control receiving antenna, a front bulletproof baffle, a left track, left track wheels, a right track, right track wheels, a right track bulletproof plate, a second paratrooper entrance, a third paratrooper entrance, a right rocket launchers and a paratrooper parachute box. The airborne paratrooper chariot model special for juvenile national defense science literacy education and training and application is realistic in style and similar to an actual combat airborne paratrooper fighting vehicle, has the advantages of being stable, reliable, safe and efficient in operation, can be used for juvenile national defense science literacy education and training in children's palaces, juvenile arts centers and juvenile national defense schools and is a special airborne paratrooper chariot model teaching aid similar to actual combat simulation.

The invention relates to artificial sea cucumbers and a method for preparing the same. The preparation method comprises the following steps of: adding sodium alginate into water, quickly stirring the mixed solution, heating the mixed solution, adding calcium chloride powder into the mixed solution and then slowly and uniformly stirring, adding soybean protein isolates, modified starch, white sugar, monosodium glutamate, yeast extracts and fish flavorings into the mixed solution and then slowly and uniformly stirring to obtain milk white meat materials; preparing milk white glue-like materials according to the same process and raw materials, coloring the milk white glue-like materials by adding caramel pigments, and uniformly stirring the milk white glue-like materials to obtain red brown coarse materials; and mixing the coarse materials and the meat materials in a ratio of 1:1-2, putting the mixture into a die, compacting, steaming, demolding, cooling, packaging and refrigerating to obtain the finished product. The artificial sea cucumbers have the advantages of high content of protein and dietary fiber, red brown color, similar shape and good taste. The preparation method has the advantages of reasonable process, easy preparation, low cost and high operability.

The invention discloses a production method of all-cotton transfer printing base paper. The production method comprises the steps of pulp selection and repulping, pulping, burdening, deslagging, dewatering on a net and rewinding. The invention also discloses the all-cotton transfer printing base paper obtained by the method. According to the invention, a brand-new pulp ratio, an advanced pulping new process and an automatic papermaking control system are adopted; the indexes of tensile strength, smoothness, tightness and the like of finished paper are greatly improved, paper defects such as folding, wrinkling, pattern running, white points, red light running and the like are not prone to happening in the using process, and transferred fabric patterns are fine in outline, clear in layer andvivid in form.

The invention relates to a disposable handle feeling slurry for simulation flowers, as well as a preparation method and application of the slurry. The hand feeling slurry comprises a component A and a component B, wherein the component A comprises the following components in parts by weight: 50-70 parts of a polyacrylic ester emulsion with the glass transition temperature of -5 DEG C to -10 DEG C, 5-10 parts of polyethylene wax emulsion with the mass fraction of 40%, 2-5 parts of a plasticizer, 2-5 parts of gas-phase silicon dioxide, 8-40 parts of purified water, 0.05-0.15 part of a pH stabilizer and 1-3 parts of a thickener; the component B comprises 1-5 parts by weight of an organic silicon coupling agent. The handle feeling slurry is applied to the simulation flowers adopting textile fabric and EVA foam as base materials, can not only keep advantages of realistic modeling, convenient production and low cost of the simulation flowers, but also remarkably improve the hand feeling of the simulation flowers to enable the simulation flowers to be full in hand feeling, bright in color and layered; only one procedure is required to be added, the operation is simple, and the slurry has an important market prospect.

The invention relates to a method for producing simulation ornament painting glass, which comprises: 1, via spraying or colorful ink printing, printing preset pattern on the crystal transparent film; 2, using UV non-shade glue to adhere the crystal transparent film on clear glass; 3, using rubber roller to compress out the foam; 4, radiating with ultraviolet to solidify; removing the crystal transparent bottom film; 6 using glass sand glaze to seal bottom, and using glass steel resin to seal surface to improve the strengthen and smoothness of basic material. The invention has simple process, lower cost, and the functions of colored drawing, patter translation, etc, while the pattern has better adherent ability and stability.

The invention relates to a method for repairing and renovating a medium and large bird specimen. The method comprises the following steps of: (1) separating the specimen, i.e. the original medium and large bird specimens are separated so as to obtain the bird pelt; (2) resoftening and washing the pelt, i.e. placing the bird pelt into infusing liquid till the bird pelt becoming completely resoftened; and washing and draining the resofttened pelt, and drying the resofttened pelt with 40-60% drying degree; (3) repairing and sewing the pelt, i.e. repairing the damage part of the pelt by using an ordinary method so as to obtain the repaired bird pelt; (4) coating preservative, i.e. uniformly coating the powder preservative inside the repaired bird pelt; (5) manufacturing and fixing a support frame, i.e. manufacturing a support frame by using an ordinary method, wherein the support frame penetrates inside the repaired bird pelt after being manufactured; (6) filling and sewing, i.e. filling a pearl cotton fruit net inside the bird body; the bird body is sown after the filling so as to obtain the sown specimen; and (7) shaping and specimen fixing. The method is simple to operate; and the original specimen can be repaired and renovated on the basis that the specimen acquisition is not increased.

The invention discloses a bamboo shoot picture. In the invention bamboo shoot leaf is bonded on animal model and bonded animal model is matched with root seat to constitute stereo bamboo shoot picture. Or bonded animal or plant model is bonded on veneer or advertisement board to constitute plane bamboo shoot picture. The manufacturing method for bamboo shoot picture are washing, selecting and cutting bamboo shoot leaf; boiling or fumigating bamboo shoot leaf, washing and drying; coloring; model preparation; bonding bamboo shoot leaf; assembling frame and packaging. The bamboo shoot picture manufactured by the method mentioned above is provided with realer sculpt, more vivid image and brighter color.

The invention discloses a stimulated panda made by otter fur and the method for producing it. The lining of the artificial panda is proportional sewed by white and black otter fur, and the filler is polypropylene cotton. Said stimulated panda is produced by such processes as tanning otter fur-selecting material-shaping-cutting-sewing-mounting, applying to synergic fast tannage with aluminium, chromium and modified glutaraldehyde for tanning, which improves the silky aspect, degree of mellow and extension, and intensity of the skin, good for dyeing and level-dyeing, as a result, the panda made by otter fur is provided with natural appearance, comfortable hand feeling, natural shape, attraction, quite good for enjoying and collecting. Meanwhile, the technique applied to synergic fast tannage with aluminium, chromium and modified glutaraldehyde, merges acid and enzyme together, which simplifies the process, reduces the production cycle, and improves work efficiency.

The invention discloses a 3D human body reconstruction method based on infrared thermal imaging, belongs to the field of computer vision processing, and aims to overcome the defect that a human body three-dimensional model reconstruction method based on a visible light environment does not meet the real-time infrared image human body model reconstruction demand, and the method comprises the following steps: making an infrared human body image; enhancing the infrared human body image; making a 3D human body model of infrared human body image registration; constructing an infrared thermal imaging 3D human body reconstruction network; 5, training the infrared thermal imaging 3D human body reconstruction network; testing the performance of the infrared thermal imaging 3D human body reconstruction network; and evaluating the performance of the infrared thermal imaging 3D human body reconstruction network. Three-dimensional human body reconstruction is carried out by adopting a single infrared thermal imaging image, and the invention is suitable for detection environments which cannot be dealt with by visible light cameras and common digital night vision devices, such as environments without light at night, environments with weather influence such as smoke and the like, and has great application value in the technical fields of security and virtual reality and the like in severe weather environments.

The method for making artificial flower body cloning fresh flower includes the following steps: selecting material, injection moulding convex-concave mould, colouring, preparing artificial flower materials and proportioning, press-forming, stem forming and assembling finished product. It is characterized by that before injection molding, it has need of making fresh flower, plaster convex-concave mould containing fresh flower specimen, cloning, flower, convex-concave vein and grain of branches and leaves, making plaster mould into silicon gel mould, injecting plastics or unsaturated polyester resin, so that said invented artificial flower can be obtained. Said artificial flower can sent forth flower fragrance, said invention is suitable for making various decorative flowers and plants.

A bar of electronic incense comprises a light guide strip, a hollow sleeve and a light source, wherein the light guide strip is sleeved with the hollow sleeve. The light guide strip comprises a first end and a second end which are opposite to each other, the light source is located at the first end, an incense head is formed at the second end and comprises a first area far away from the first end and a second area connected with the first area, and the roughness of the first area is smaller than that of the second area. When the electronic incense emits light, the first area having the small roughness can simulate a burning part of a bar of real incense, and the second area having the large roughness can simulate an incense ash part of the real incense, so that the incense head can represent the effect of burning of the real incense. In addition, the invention further relates to a manufacturing method for the electronic incense.

The doll base consists of head, body and limbs, which are in proper proportion similar to human body and independent parts connected via metal wires and elastic rings in between. The body includes three parts of chest, abdomen and underbelly connected successively and to the head via two wires. Each of the limbs includes two part and each of the hands and foots is connected via universal joint. The doll base may be formed into different postures and used as flexible and vivid mannequin.

The invention relates to a sand blasting technology for crystal products. The sand blasting technology comprises the following steps of firstly, determining sand blasting locations of each crystal product, coating locations where sand blasting is not needed, and enabling the sand blasting locations to be exposed; then, positioning the crystal products in a sand blasting box line upon line, arranging the sand blasting locations upwards, and adjusting the sand blasting angle of each spray gun in the sand blasting box so as to enable the angle of each spray gun and the corresponding crystal product to be 40-60 degrees; during sand blasting, firstly using 160-200-mesh emery, enabling the atmospheric pressure of each spray gun to be 0.15-0.25MPa, and performing first sand blasting grinding on the surface of each crystal product; and under the same atmospheric pressure of the spray guns, using 380-420-mesh emery, and performing second sand blasting grinding on the surface of each crystal product after the first sand blasting, so that the sand blasting is completed. According to the sand blasting technology disclosed by the invention, two kinds of emery of different mesh numbers are adopted to perform sand blasting treatment twice on the crystal products in batches; and the sand blasting angle is controlled, so that in the process of sand blasting, damage caused by collisions of the crystal products is avoided, and the layering of the crystal products is improved.

The invention discloses an imitated marble wall structure. A coarse putty layer, a fine putty layer, a primer layer, an aggregate filling layer, an imitated marble coating and a finishing face oil layer are sequentially formed on a wall base body to play a comprehensive protection role and are attractive and practical. The imitated marble wall structure is ingenious and reasonable in design, the shortcoming that natural marbles are heavy in weight, high in price, non-environment-friendly, radioactive, non-renewable and the like is further overcome, and the imitated marble wall structure is life-like in style, rich in texture and grain, good in stereoscopic effect, attractive, elegant and low in manufacture cost, the upper surface of the imitated marble wall structure is a coarse face, and the cost is one fifth of the cost of natural marbles. In addition, construction processes are simple, a construction period is greatly shortened, construction efficiency is improved, self weight is low, security coefficient is high, and wide popularization and application are facilitated.

The invention relates to a method for efficient color retention, insect prevention and corrosion prevention of plant specimens. The method comprises the steps of collecting fresh branches, correcting the specimens, wrapping the specimens with absorbent paper, pressing the specimens with an iron, sterilizing the specimens for a short time by using high-pressure steam, dipping the specimens in stationary liquid and preserving liquid, sealing with mixed molten wax, binding and the like. According to the method, branches and leaves are made into specimens in a split mode; according to the cell permeability and body color differences of the leaves and the branches, a copper sulfate solution with a concentration of 2.8-3.2 wt% is used as the stationary liquid for the branches, sulfurous acid with a concentration of 2.8-3.2 wt% is used as the preserving liquid for the branches, and the branches are soaked in a specimen bottle for preservation; and for leaves, the leaves are soaked in alcohol with a concentration of 14-16% for 3-4 days, then sulfurous acid is added until a concentration is 15% after spots appear on the surfaces of the leaves, then the leaves are soaked for 1-2 days, then the leaves are washed with distilled water and soaked in alcohol with a concentration of 19-22% for hardening and bleaching until spots are eliminated, and the leaves are soaked in a specimen bottle for preservation with a mixed solution containing 1-2% of sulfurous acid and 1-2% of glycerinum as the preserving liquid. The specimens prepared by the method have the characteristics that the color of the specimens is bright, the stereoscopic impression of the specimens is strong, the forms of the specimens are vivid, the morphological characteristics of plants are convenient to observe, and the identification of the plants is not limited by seasons.

The invention relates to method for carving and embedding chromatic organic glass, which can effectively solve the engraving and embedding problems of chromatic organic glass with different shapes. The method has the technical solution that chromatic patterns are designed and created on articles with different shapes by drawing or photographing, and the chromatic patterns are decomposed into a plurality of parts according to different colors and positions, and then organic glass having the same color with the discomposed parts is selected to be respectively carved. The method comprises the following steps: relief carving, openwork carving or emblazonry carving; three-dimensional carving or emblazonry carving; rim and corner ornamental carving; putting, combining and adhering the created chromatic patterns on each carved part according to the original drawing, photographing or design; lustre adding: spraying environment-friendly polyurethane paint of a lustre adding material to the surface of the pattern after a whole carved and embedded pattern is completed. The method is advanced, scientific and unique and is effectively used for carving and embedding the chromatic organic glass,and thereby, the chromatic organic glass is solid and durable and is resistant to erosion and dampness. Therefore, the method is an innovation on organic glass carving.

The invention provides a special solar fighter missile provided with luminescent lamps and used for national defense scientific literacy educational training of teenagers. The special solar fighter missile comprises an early-warning-radar-shaped solar disk, a middle left wing internally-hung missile-lamp-shaped device, a front left wing missile-lamp-shaped device, a storage battery, a propeller, a nose, a cockpit, a middle left wing, a front right wing missile-lamp-shaped device, a middle right wing, a middle left wing externally-hung missile-lamp-shaped device, a middle left wing bomb-lamp-shaped device, a rear left tail wing short-range missile-lamp-shaped device, a left engine exhaust pipe device, a converter, a right engine exhaust pipe device, a middle right wing internally-hung missile-lamp-shaped device, a rear right wing short-range missile-lamp-shaped device, a middle right wing bomb-lamp-shaped device and a middle right wing externally-hung missile-lamp-shaped device. The special solar fighter missile is vivid in modeling, attractive, elegant, resistant to corrosion, capable of saving energy, environmentally friendly, capable of stimulating interest of teenagers on military science and has a special effect integrating national defense education, practicality and interestingness, and light rays are gentle.

The invention discloses a bionic bait with a swingable fish head. The bionic bait with the swingable fish head comprises a fish head shell and a fish body shell which are made of plastics, the front end of the fish body shell extends forwards to form an extension section, the fish head shell is movably sleeved on the extension section of the fish body shell, a plurality of soft wattles are further mounted on the extension section of the fish body shell and float backwards to cover the fish body shell, 8-shaped rings connected with three-jaw fishhooks are mounted on the fish head shell and the fish body shell respectively, and a weight is arranged in a hollow cavity which is arranged in the fish body shell. The bionic bait with the swingable fish head is simple in structure, life-like in shape by the aid of the swingable fish head and the floating soft wattles, and capable of attracting attention of fish when swinging in water, so that fishing efficiency is improved.

The invention discloses a simulated fishing bait controllable in floating water level, and relates to the technical field of fishing tools. The simulated fishing bait comprises a fish-shaped shell, and the fish-shaped shell comprises a fish mouth section, a fish body section and a fish tail section; one end of the fish tail section is provided with a cavity, a rotary vane wheel structure is installed in the cavity, vertical slide tubes are horizontally arranged in the fish body section, and lead particles are placed in the vertical slide tubes. According to the simulated fishing bait, the two-section-type modified degradable plastic fish-shaped shell structure connected by insertion pins is provided, the surfaces of a fish tail and simulated fins are coated with colorful glitter powder, the side surface of the fish tail is provided with groove channels which water can flow through to make the fish tail swing automatically, and the rotary vane wheel structure is installed at one end ofthe fish tail; the fish body section is internally provided with the vertical slide tubes containing the lead particles, the outer side surface of the fish body section is coated with colorful glitterpowder, splay rings and circular rings are installed outside a fish shell and connected with fish hooks and pendants coated with colorful glitter powder respectively, the shape of the simulated fishing bait is enriched, and the independent ascending and descending capability of the fishing bait is improved.

The invention discloses a bionic bait with a free swinging tail fin, and relates to the technical field of fishing gears. The bait comprises a fish-shaped shell, the fish-shaped shell comprises a fishbody section and a fish tail section, the fish body section and the fish tail section are connected by a first bolt, and one end of the fish tail section is connected with a swinging tail fin by a second bolt; an S-shaped slide tube is arranged in the fish body section, and lead particles are placed in the S-shaped slide tube; the swinging tail fin is of a prismatic structure, and transverse grooves are formed in both sides of the swinging tail fin. A multi-stage modified degradable plastic fish-shaped shell structure connected by the bolts is arranged, surfaces of a fishtail and a simulatedfin are coated with colorful glitter powder, a groove channel for water passing and tail fin automatic swing is formed in the side surface of the tail fin, the S-shaped slide tube with the lead particles is arranged in the fish body section, a fish material box with lure baits is installed on the outer side surface of the fish body section, a hanging ring is installed outside a fish shell, the structure of the simulated bait is enriched, the form is realistic, and the attractiveness for fishes and the efficiency of bait swallowing are improved.