57results about How to "To stabilize" patented technology

The invention discloses a multi-component coal water slurry additive and application thereof. The multi-component coal water slurry additive comprises 50-80 parts of a polycarboxylate dispersing agent, 10-60 parts of a surfactant, 5-45 parts of cellulose ether, 1-15 parts of phosphate and 0-3 parts of inorganic base. The polycarboxylate dispersing agent is used for dispersing coal water slurry, can simultaneously take the effects of a dispersing agent and a stabilizer and is low in consumption, sulfur-free, little in pollution, efficient and environmentally friendly in the coal water slurry preparation process; the polycarboxylate dispersing agent, the surfactant and the phosphate are compounded, so that the interfacial tension and hydrophilicity/hydrophobicity of the surfaces of coal particles are changed, the dispersing agent is accelerated to be uniformly distributed on the pulverized coal particles, and the lubricating effect of a water film among the pulverized coal particles is improved; through a synergistic effect, the dispersing and stabilizing effects are achieved to the maximum extent; and due to the addition of the cellulose ether and the inorganic base, the storage stability of the coal water slurry can be improved. The coal water slurry disclosed by the invention has relatively high concentration and also has the characteristics of low viscosity, good stability and good flowability.

The invention provides a method for synthesizing monodisperse SiO<2> micrometer-size particles through a one-step method and belongs to the technical field of micron material preparation. The method includes the specific steps that ammonium hydroxide serves as a catalyst, CTAB serves as electrolyte, tetraethyl orthosilicate is catalyzed and hydrolyzed under an alcohol/water system, and the monodisperse SiO<2> micrometer-size particles are obtained. The method is simple in operation and little in TEOS consumption, only the functions of electrolyte and particles are achieved in the alcohol/water system, the preparation condition is mild, the obtained SiO<2> particles are good in monodispersity, and the size can reach 2 micron.

The invention discloses a microorganism-supported platinum-palladium alloy nano catalyst. The microorganism=supported platinum-palladium alloy nano catalyst adopts microorganisms as a carrier, and platinum-palladium alloy nano particles are supported inside and/or outside cells of the microorganisms. The invention also provides a preparation method of the microorganism-supported platinum-palladiumalloy nano catalyst. The preparation method comprises the following steps: inoculating the microorganisms into an LB culture medium, performing enlarged culture, and centrifuging to obtain wet thallus; preparing a mixed solution of platinum and palladium metal ions; and adding the wet thallus into the mixed solution, adsorbing to obtain a mixed sample of the microorganism and metal, adding an electron donor, introducing nitrogen, removing oxygen in the mixed sample, then performing reduction reaction, vacuum freeze drying, and obtaining the microorganism-supported platinum-palladium alloy nano catalyst. The microorganism=supported platinum-palladium alloy nano catalyst of the invention can simultaneously meet various requirements of high catalytic activity, reusability, stability and thelike. The preparation method of the invention is simple in preparation process, low in cost and environmentally friendly.

The invention provides an aluminum strip for cigarette package ink. A preparation process is as the follows: under a heating condition, carrying out functionalization modification on a surface of an aluminum sheet by cooperation of partial free acrylic acid and/or acrylic acid ester in a solution and cellulose functional molecules, carrying out a free radical polymerization reaction on residual acrylic acid and/or acrylic acid ester on the surface of the aluminum sheet to form a polymer serving as molded resin, and carrying out pressure filtration, hydraulic extrusion molding and vacuum staticbaking on the materials to obtain the aluminum strip. The preparation raw materials comprise a solvent, an initiator, aluminum paste, a component A and a component B, wherein the component A comprises at least one selected from hydroxypropyl methacrylate, methyl methacrylate, hydroxyethyl acrylate, isobornyl acrylate, butyl acrylate and methacrylic acid, and the component B comprises at least oneselected from cellulose acetate butyrate, cellulose acetate propionate and cellulose nitrate. According to the invention, functionalization of the surface of the aluminum sheet and one-step generation of the molded resin are realized, and the aluminum strip product has excellent metal effect, striping property and printing adaptability.

The invention discloses a composition of plant direct gene transformation, transforming method and appliance, which is characterized by the following: making the component include goal gene and free nucleic acid component of adjusted and controlled element, transforming buffer liquid and transforming assistance component; co-culturing; soaking; surface-daubing; injecting; dripping; spraying; transforming with dip flower method or through genetic gun bombardment, supersonic wave and electric shock method. This component can be used to receptor plant cell direct transformation of fertilized ovum, suspended cell, protoplast, single-layer cell and diachyma cell and can be used to seed, receptor plant pollen, pistil, flower pillar, pollen pipe and ovary, which possesses impotent meaning for plant genetic seeding, variety improvement and gene functional analysis.

The invention relates to the technical field of 3D movies and televisions, in particular to a pair of 3D glasses with which a user can watch a movie conveniently. The pair of 3D glasses is low in mass, can be conveniently used by audiences who wear myopia glasses or presbyopic glasses. A wearing unit of the 3D glasses is of an annular structure used for being worn on the head of a wearer, the wearing unit is connected to one end of a connecting unit, the other end of the connecting unit is connected with a lens unit, the lens unit comprises two lens bodies, blue light can be transmitted through one lens body, and red light can be transmitted through the other lens body. An existing common loading mode is changed by the wearing mode that the pair of 3D glasses is worn on the head of the wearer through the wearing unit, the load of the pair of 3D glasses to the bridge of the nose is not increased any longer, the burden of the wearer, particularly the user who wears the myopia glasses or presbyopic glasses is reduced, the pair of 3D glasses does not need to be fixed to the myopia glasses or presbyopic glasses any longer, fatigue caused when the wearer watches the 3D movie is relieved, and the load and fixation problems brought when the user wears the 3D glasses are solved.

The invention discloses a high- and low-voltage power distribution cabinet capable of being automatically powered off when overheated. The high- and low-voltage power distribution cabinet comprises acabinet body, wherein limitation racks are fixedly connected to the top and the bottom of two sides of an inner wall of the cabinet body, one end of each limitation rack is fixedly connected with thetop and the bottom of two sides of an outer surface of a placement box, temperature sensors are clamped in inner cavities of two sides of the top and the bottom of the placement box, and middle partsof inner cavities of the four temperature sensors are clamped with alarm lamps. In the high- and low-voltage power distribution cabinet capable of being automatically powered off when overheated, a temperature in the cabinet can be detected in real time by the temperature sensors, detection and comparison are performed by a detection module and a comparison module, the alarm lamp can be controlledto be flicking when the compared data is excessively large, warning processing is performed, the running of a circuit breaker and a knife switch are controlled according to heat of the temperature, the switch can be switched off by the circuit breaker when the heat is medium and can be directly cut off by the knife switch when the heat is excessively high, and the safety is greatly improved.

The invention relates to a non-ferrous metal beneficiation agent storage device, in particular to a non-ferrous metal beneficiation agent storage device capable of keeping dry. The invention provides the non-ferrous metal beneficiation agent storage device capable of keeping dry. The non-ferrous metal beneficiation agent storage device can fix a container and can prevent moisture of a non-ferrous metal beneficiation agent by means of moisture dissipation and blowing. The non-ferrous metal beneficiation agent storage device capable of keeping dry comprises a storage box, fixing rods, a rotating plate, a magnet, a containing mechanism and a clamping mechanism; the fixing rods are arranged at the two ends of the storage box, the number of the fixing rods is six, the rotating plate is rotationally arranged on the upper portion of the storage box, the magnet is arranged on the upper portion of the storage box, and the magnet is matched with the rotating plate; and the containing mechanism is arranged at the bottom in the storage box, and the clamping mechanism is arranged in the middle in the storage box. According to the non-ferrous metal beneficiation agent storage device, by arranging the containing mechanism and the clamping mechanism, the effects of stabilizing the container and preventing the container from being collided and broken are achieved; and a damp-proof mechanism and an air guide mechanism are arranged, so that the storage box is prevented from being humid, and the non-ferrous metal beneficiation agent is better protected.

The invention discloses a new-energy electric car storage battery protecting device. The new-energy electric car storage battery protecting device comprises a protective block, an cavity is formed inthe protective block, two symmetric first grooves are formed in the inner bottom wall of the cavity, two symmetric second grooves are formed in the inner side wall of the cavity, sliding rods are arranged in the second grooves, the two ends of each sliding rod are fixedly connected with the inner bottom wall and the inner top wall of the corresponding second groove respectively, and the outer surfaces of the sliding rods are sleeved with first sliding rings. According to the new-energy electric car storage battery protecting device, a storage battery box can be lifted upwards by holding pull belts with hands, and convenience is brought to replacement or maintenance of a storage battery; the storage battery box can be placed on a pressure reduction plate, and a shock-absorption effect on the pressure reduction plate can be achieved in the driving process of an electric car; when the second sliding ring moves downwards, the shock-absorption effect can be achieved, and the storage batterybox is kept to be stable; through cooperation of second springs, the storage battery box can be sealed in the cavity, and the storage battery box can be compactly squeezed by using a pressure plate.

The invention discloses an environment-friendly asphalt mixture additive and a preparation method thereof. The environment-friendly asphalt mixture additive is prepared from, by weight, 55%-90% of powdery solids, 7%-20% of polyethylene, 1%-5% of a fluorocarbon surfactant, 1%-10% of Kaloamine and 1%-10% of alkyl glycoside. The preparation method comprises the following steps that the powdery materials, polyethylene, the fluorocarbon surfactant, Kaloamine and alkyl glycoside are put into a screw extruder in proportion, mixed to be uniform and extruded to obtain a finished product, and then the asphalt mixture additive is obtained. According to the asphalt mixture additive, the powdery solids generated after thermal extraction treatment of oily sludge can be fully reused and can be put into asphalt mixture production by replacing ore powder, environmental pollution is reduced, the cost is reduced, the rutting deformation resistance of the asphalt mixture is improved, and the service life of a pavement can be prolonged.

The invention discloses machining equipment for producing mechanical parts. The machining equipment comprises a base. Supporting rods are fixedly connected to the two sides of the top of the base correspondingly. The tops of the two supporting rods are both fixedly connected with telescopic cylinders. The tops of the two telescopic cylinders are both fixedly connected with top plates. The two topplates are fixedly connected through a molding device. Stop pieces are fixedly connected to the two sides of the inner wall of the molding device correspondingly. The outer surfaces of the two stop pieces are fixedly connected with the two sides of the outer surface of a pneumatic cylinder correspondingly. The top of the pneumatic cylinder is fixedly connected with a clamping seat. The bottom of ahydraulic cylinder is fixedly connected with a hydraulic column. The bottom end of the hydraulic column penetrates through the middle portion of the bottom of the molding device and is fixedly connected with the top of a molding plate. According to the machining equipment for producing the mechanical parts, supporting rods, the telescopic cylinders and the top plate are used in cooperation to achieve the effect of supporting and fixing the molding device. When the molding device conducts molding treatment on the mechanical parts in a containing seat, the hydraulic column and the molding plateare driven through the hydraulic cylinder to conduct molding treatment.

The invention discloses an unmanned aerial vehicle retractable type ski recovery device. The unmanned aerial vehicle retractable type ski recovery device comprises that a front shrinking cylinder is installed inside a belly of a machine body, the top end of a front shock absorber is fixedly installed at the bottom of the front shrinking cylinder and the bottom end of the shock absorber is installed on a front sliding block through a hanging lug and a connecting bolt, the front sliding block is installed in a guide groove of a front sliding seat, and the front sliding seat is installed on a front sliding seat base. An electromagnetic switch is installed on the bottom face of the belly of the machine body, and the electromagnetic switch is located right above a suction cup. A rear shrinkingcylinder is installed in a belly of the machine body, the top end of a rear shock absorber is fixedly installed at the bottom of the rear shirking cylinder and the bottom end of the rear shock absorber is installed on a rear sliding block through a hanging lug and a connecting bolt, and metal ploughs are installed on the outside of two sides of the rear end of a ski. The unmanned aerial vehicle retractable type ski recovery device is simple in structure and realizable in separation, and can obtain good landing buffering performance; a replaceable wear resistant layer is installed on the frontpart of the ski to effectively protect a ski body structure; and the metal ploughs are installed on the rear portion of the ski to play the role of stable guidance and deceleration.

The invention relates to automatic cable stripping equipment, and the equipment relates to the field of mechanical manufacturing and processing. The equipment comprises a bottom plate, a stripping device and a fixed device; the stripping device comprises a chain wheel motor, a driving chain wheel, a driven chain wheel, a chain, a contraction mechanism, a supporting seat and a cleaning mechanism, and the fixed device comprises a clamping mechanism, a base, a screw rod motor and a ball screw rod. A cable is clamped through the right end clamping mechanism, the right end clamping mechanism controls the cable to be conveyed forwards through front-back movement of the ball screw; meanwhile, the contraction mechanism moves inwards to abut against the cable, the sliding cutter slides to cut the sheath of the cable, and the rotating cutter on the driving disc rotates to cut the sheath of the cable; the surface debris of a cable core is removed through the cleaning device, the left end clampingmechanism clamps the cable and continues to convey the cable forwards, the manual operation is not needed, secondary cable core surface treatment is not needed, and the automatic peeling efficiency of equipment is improved.

The invention provides a multifunctional teaching robot matched practical training platform, and the platform comprises a chute, a display stand, a liftable adjustment rail device, an I-shaped platform, a variable angle plate device, a desk frame folding device, a rectangular connecting pipe, a height adjustment foot stool, a hanging buckle, a computer placing seat, a foreign matter absorbing dust-removing device, a desk cleaning device, a placement box, and a classification teaching board device. According to the invention, the setting of a rotating plate, a rotating shaft, a first-stage fixed block, a second-stage fixed block and a locking block facilitates the extending of the platform, so as to enable the application and operation to be more convenient. The setting of a locking screw, a locking nut, a jack disc and a rotating handle facilitates the supporting, tightening and locking of the rotating plate. The setting of a lifting plate, a movable shaft, a sliding block, a sliding rail and a fastening bolt facilitates the adjustment of the height of the display stand at any time according to the display and teaching demands, so as to enable the use to be more convenient.

The invention belongs to the technical field of illumination equipment, and discloses a reflective projection lamp. The reflective projection lamp comprises a pedestal; the internal side of a lamp housing is fixedly connected with stop supports; one side of each stop support is fixedly connected with the external surface of a light shielding plate; the top and the bottom of the light shielding plate are fixedly connected with buffer seats; one side of the external surface of each buffer seat is fixedly connected with a buffer column; one end of each of the two buffer column is fixedly connected with the top and the bottom of a lampshade; an internal cavity of the lampshade is fixedly connected with lamp beads; the two sides of the external surface of the lampshade are fixedly connected with shielding plates; one end of each of the two shielding plates is fixedly connected with a corresponding positioning seat. According to the reflective projection lamp, cooperation of the light shielding plate, the lampshade, the shielding plates, and the positioning seats is capable of realizing gathering light emitted by the lamp beads, and radiating of the gathered light, so that light scattering is avoided, and light illumination brightness is increased greatly.

The invention relates to a room temperature sodium-sulfur battery positive electrode material and a preparation method and an application thereof. The preparation method comprises the steps of S1, blending polyacrylonitrile and sulfur powder, ball milling and calcining to obtain a sulfurized polyacrylonitrile precursor material; S2, polymerizing pyrrole monomers on the precursor material in situ to obtain a polypyrrole (PPy) nanolayer; S3, annealing the material obtained in the step S2 to obtain the room temperature sodium-sulfur battery positive electrode material. The surface of sulfurized polyacrylonitrile is coated with an N-doped carbon layer, thereby being capable of well playing a role of protecting and stabilizing the electrode. Meanwhile, the doping of the element N can acceleratethe kinetic process of the electrochemical reaction, reduce the polarization in the electrochemical reaction process, improve the discharge voltage platform of the battery and thus improve the energydensity of the battery. Furthermore, the positive electrode material is carbonized at a low temperature, thereby avoiding the loss of sulfur; and the obtained positive electrode material has excellent cycle performance, stable Coulomb efficiency, high specific capacity and excellent electrochemical performance.

The invention relates to a method for preparing concrete from a waste denitration catalyst and coal ash through combined admixture and concrete. The method comprises the following steps: stirring a vanadium-titanium series waste denitration catalyst, coal ash, cement and dinas with water and a water reduction agent, performing hydration reaction, and performing curing molding, thereby obtaining the concrete. The concrete is made by using the method. By adopting the method, a superimposed effect is brought into play, the anti-permeability and the collapsbillity of the concrete are improved, the compressive strength meets requirements on strength of C30 concrete, and the amount of the water reduction agent is reduced; the anti-permeability of the concrete is superior to that of concrete without the coal ash or the waste denitration catalyst; due to the hydration reaction in admixture preparation, functions of curing and stabilizing heavy metal elements in the waste denitration catalyst are achieved, leaching of the heavy metal elements is effectively reduced, and thus secondary environment pollution is reduced; the total mass of substituted cement can be up to 20%, the working performance of the concrete is improved, the production cost of the concrete is lowered, resource utilization of wastes is achieved, and prepared commercial concrete has wide application prospects.

The invention provides a dispersoid and application of the dispersoid in protein gel food. The chlorella powder and the milk powder are compounded to serve as the dispersoid, when the dispersoid forms colloid in water, protease contained in the chlorella powder cooperates with sodium caseinate and other substances in the milk powder, so that the whole protein system forms a special gel structure, and animal polysaccharide dispersoid added in existing protein gel food can be replaced; the protein gel food containing the dispersoid is obtained, and the purpose of cleaning product labels is achieved through the mode. When the dispersoid is used for preparing the protein gel food, the dispersoid and soybean protein isolate or chickpea protein are compounded into gel to form a high-molecular organic polymer, so that the obtained protein gel food can still keep the original form after pasteurization, and can be preserved at normal temperature.

The invention relates to a protective gas device for laser processing. The device comprises a shell; and a protective gas cavity and a cover plate for covering the upper end of the protective gas cavity are arranged in the shell. The device is characterized in that the protective gas cavity is an inverted conical cavity; the cover plate is provided with a lens for enabling laser to penetrate into the protective gas cavity; an exhaust port aligned to machined workpieces is formed in the bottom of the protective gas cavity; and the cover plate is provided with an intake port communicating with the protective gas cavity. The device is simple in structure and stable in airflow, and improves the laser welding quality.

The invention discloses a nutrient and fertilizer-retaining culture substrate and a preparation method thereof, and relates to the technical field of culture substrates. The nutrient and fertilizer-maintenance culture substrate is prepared from the following raw materials in parts: 70 to 80 parts of attapulgite, 55 to 60 parts of perlite, 45 to 55 parts of micro-porus starch, 25 to 30 parts of inorganic fertilizer, 15 to 25 parts of organic fertilizer, 10 to 15 parts of straw powder, 2 to 4 parts of micro-components and 100 to 120 parts of water. The nutrient and fertilizer-retaining culture substrate and the preparation method thereof have the advantages of high lightness, fertilizer retention capacity and gas permeability, and is easy to obtain raw materials, simple in preparation method, safe and environmentally friendly.

The invention discloses an LED chandelier which can conveniently adjust the suspension height, which comprises a main body of the LED chandelier, a protective shell, a push rod, a winder, a fixed shaft and a push block. A protective cover is arranged under the main body of the LED chandelier. And the lower part of the protective cover is connected with the transparent sealing plate, the protective shell is arranged above the protective cover, and the upper part of the protective cover is connected with the fixing device, the compression spring is arranged inside the fixing device through the fixing groove, and fixed Both the device and the protective shell are provided with wire holes, the push rod is set inside the fixing device through a compression spring, the retractor is set inside the protective shell, and the fixed shaft is set inside the winding shaft through a spring , and the outside of the winding shaft is connected with the wire. The LED chandelier which can conveniently adjust the suspension height is provided with a fixing device above the protective shell, which facilitates the fixing of the main body of the LED chandelier at different heights and facilitates the adjustment of the height of the main body of the LED chandelier.

The invention discloses an outdoor rainproof type internet of things distribution box, including a distribution box. Support devices are arranged on the left and right sides of the distribution box. Each support device includes a fixing plate. Fixing plates are installed on the left and right sides of the distribution box, an arc-shaped stopper is installed on the top of a first connecting rod, third pads are installed on the left and right sides of the distribution box, and the outside of each third pad is a stabilizing device, each stabilizing device includes a third baffle plate, a first connecting column is installed inside the third baffle plate, second springs are installed on the upper and lower sides of the inner cavity of the first connecting column, a second baffle is mounted onthe inner side of each second spring, and second pads are mounted on the left and right sides of the bottom of the distribution box. The outdoor rainproof type internet of things distribution box is not shaken when the wind blows through the staggered cooperation of the first pads and the second pads, so that the stable stability is achieved, and the safety is improved.

The invention discloses a fennel crisp and a processing method thereof, and belongs to the field of food processing. The fennel crisp is prepared by taking 30-50wt% of fennel powder, 45-65wt% of cooked sweet corn powder and 5-15wt% of sorbitol as raw materials, mixing, forming and drying. The fennel crisp reserves beneficial nutritional ingredients of fennel to the greatest extent, has a full-bodied fennel natural flavor and a particular fennel spicy smell, is attractive in appearance, full-bodied in spicy smell, fragrant, sweet and delicious, and is fashionable leisure food; the fennel adopts a superfine grinding technique, so that the mixing uniformity is good, and absorption is facilitated; the fennel crisp is simple in processing technology, is suitable for industrial production, and has a good market prospect; and the technology is easy to control.

The invention relates to the technical field of plastic product processing equipment, and discloses a plastic product raw material stirring device with a position-limiting function, which includes a body, and threaded columns are connected through the inner cavities on both sides of the body, and the threaded columns A baffle is fixedly connected to one end located in the inner cavity of the body, a support plate is fixedly connected to one end of the threaded column located on the outer surface of the body, a buffer seat is fixedly connected to the middle part of one side of the support plate, and one side of the buffer seat passes through the buffer The spring is fixedly connected with the middle part inside the baffle plate. The raw material mixing equipment for plastic products with limit function is used in conjunction with threaded columns, support plates, baffles, buffer springs and buffer seats. The elasticity of the spring, driving the rebound force of the baffle can not only improve the mixing effect of the material, but also play a limit, preventing the stirred material from falling into the corner, which greatly improves the practicability.

The invention discloses a multi-angle guard bar used for solar power station operation and maintenance. The multi-angle guard bar comprises a guard bar frame, a guard bar net is embedded into the surface of the guard bar frame, anti-theft needle points are fixedly installed on the upper surface of the guard bar frame, upper connecting blocks are fixedly installed on the positions, close to the upper and lower surfaces, of the surfaces of the two sides of the guard bar frame respectively, a first rotating shaft is fixedly installed on the side, away from the guard bar frame, of the surface of each upper connecting block, a supporting rod is movably installed on the inner surface of each first rotating shaft, and a fixing sleeve ring is fixedly installed at the position, close to the upper end, of the surface of each supporting rod. The multi-angle guard bar used for solar power station operation and maintenance is provided with the first rotating shafts, stable discs and plastic outer sleeves, the installing angle for usage can be changed conveniently, the properties of stability and anti0impact capacity after installation can be enhanced, structural corruption can be prevented, a good protective effect is realized, and the multi-angle guard bar is suitable for different working conditions and brings better application prospects.

The invention discloses automatic high-efficiency gluing equipment for electronic components, and relates to the technical field of electronic component gluing equipment. The automatic high-efficiency gluing equipment comprises a machining table, a control box and a containing plate arranged on the machining table, wherein a first air cylinder is arranged at the top of the control box; the control box is connected with a lifting mechanism through the first air cylinder; the bottom of the lifting mechanism is connected with a fine adjustment mechanism; a gluing mechanism is arranged above the containing plate; a fixing mechanism is arranged in the containing plate; the lifting mechanism comprises a connecting rod, a moving block and a sliding block; the fine adjustment mechanism comprises an electric sliding rail, a vehicle body and a fixing frame; and the fixing mechanism comprises a second air cylinder, a damping frame, a movable column, a limiting plate, a damping spring and a clamping plate. According to the automatic high-efficiency gluing equipment for the electronic components, the height of a spraying mechanism can be adjusted, the electronic components can be firmly fixed, the spraying range is widened, the spraying effect is improved, the spraying efficiency is improved, full-automatic spraying is achieved, manual operation is not needed, convenience and rapidness are achieved, and manpower and material resources are saved.

The invention relates to the technical field of feed production equipment, and discloses a fish feed processing and treating device capable of reducing nutrition loss through pressure change. The fishfeed processing and treating device comprises a feeding bin and a discharging bin, wherein a driving power supply device is connected to the middle part of the top of an inner cavity of the feeding bin in a penetrating manner; a limiting rotating device is welded to one end of the bottom of an output shaft of the driving power supply device; a driving rod is welded to one end of the bottom of thelimiting rotating device; one end of the bottom of the driving rod is welded to the middle part of the top of a first classifying frame; and the bottom of the first classifying frame is welded to thetop of a lifting and pressing device. The fish feed processing and treating device capable of reducing nutrition loss through pressure change disclosed by the invention, through the lifting and pressing device, lifting and pressing treatment can be performed on products; when fed materials enter an extruding device, according to the quantity of the fed materials, the position can be automaticallyadjusted by an adjusting device, so that each part in the lifting and pressing device is driven to brake, pressure in the extruding device can be increased or reduced, and extrusion processing and treating of a fish feed are convenient.

The invention discloses a production process of a farm chemical emulsion in water. A proportion of an emulsifier monomer solves the problem of layering of an emulsifier in long-time storage, an added dispersing agent is beneficial to dispersity and stability of the farm chemical emulsion in water, and organic bentonite added into the farm chemical emulsion in water after stirring simultaneously plays roles of a thickening agent and a physical stabilizing agent to improve stability of the farm chemical emulsion in water. By adoption of the production process, the produced farm chemical emulsion in water has advantages of freeness of layering in long-time storage and high stability and has a promising market prospect.

The invention relates to a kicking preventive quilt for babies. The kicking preventive quilt comprises a quilt. A rectangular shielding layer is arranged on the upper surface of the quilt, a connecting portion is arranged in the middles of the shielding layer and the quilt, a circle of snap fasteners is arranged around the edge of the connecting portion, fixing components are arranged at four corners of the shielding layer and are used for connecting the shielding layer onto railings of a baby crib, and a U-shaped supplementing section is arranged at the tail end of the quilt. The kicking preventive quilt has the advantages that the kicking preventive quilt is simple in structure, compact in design and convenient to use; effects of fixing the integral quilt can be realized by the shieldinglayer, and certain shielding and warmth keeping effects further can be realized by the shielding layer; the length of the tail end of the quilt can be prolonged by the U-shaped supplementing section,and effects of preventing wind and stabilizing the quilt can be realized by the U-shaped supplementing section.