33results about How to "Shorten the mixing time" patented technology

The invention discloses a wear-resistant, oil-resistant and ageing-resistant control cable. The wear-resistant, oil-resistant and ageing-resistant control cable comprises a conductor. The conductor is wrapped by a polyvinyl chloride insulating layer, the polyvinyl chloride insulating layer is wrapped by a lining layer, the lining layer is wrapped by an armor layer, and the armor layer is wrapped by an outer sheath. The outer sheath is prepared from a modified natural rubber composite, and the modified natural rubber composite is prepared from natural rubber, butadiene styrene rubber, butadiene rubber, epoxidized natural rubber, modified composite filler, stearic acid, zinc oxide, sulphur, 1,1-bis(tert-butylperoxy)-3,3,5-trimethylcyclohexane, an accelerant, an age resister, a scorch retarder, a resorcinol-hexamine complex and 2-ethylhexyl epoxystearate. The wear-resistant, oil-resistant and ageing-resistant control cable is high in strength, excellent in wear resistance and oil resistance, good in ageing resistance and long in service life.

The invention discloses a chloroprene mixing rubber preparation method through a backward feed one-step mixing, and a formula and a preparation technology thereof. A technical scheme of one-step mixing is employed in the invention by simultaneously adding a vulcanizing agent, chloroprene rubber and other cooperative auxiliaries into an internal mixer for mixing, so as to overcome problems and insufficiencies of prior art, such as waste of time and labor, low efficiency, high costs and uneven quality. According to the chloroprene mixing rubber preparation method through the backward feed one-step mixing provided by the invention, purposes of reducing mixing time, increasing mixing efficiency, lowering man-hour cost and raising quality of mixing rubber in the mixing preparation of the chloroprene mixing rubber are realized through the backward feed one-step mixing.

The invention relates to the technical field of plastic particle processing, in particular to an intermittent anti-sticking feeding device for plastic particle processing. The intermittent anti-sticking feeding device comprises a detachable feeding cylinder, a bearing plate is arranged on the inner wall of the detachable feeding cylinder, a chock plug is inserted into the surface of the bearing plate, the chock plug is fixed at the bottom end of a driving shaft of a driving motor, the driving motor is fixed in a rack, the outer wall of the rack is sleeved with a lantern ring, and a guide groove is formed in the bottom face of the lantern ring. The intermittent anti-sticking feeding device for plastic particle processing has the beneficial effects that the chock plug is additionally arranged in a material conveying opening, the chock plug can synchronously rise along with a stirring structure, when material conveying is needed, the chock plug is extracted upwards, the chock plug is separated from the material conveying opening, and when the material conveying opening needs to be closed, the chock plug is pushed downwards to be inserted into the material conveying opening; due to thefact that the chock plug is formed by splicing the two circular tables and is matched with a spiral plate, moving resistance is reduced, and the position of the conveying opening is prevented from being blocked.

The invention relates to a distributor and a clarification tank. The distributor is arranged in a pipeline under the working condition. The inside of the distributor is provided with a hollow cavity for accommodating a liquid medicament, and the distributor is provided with several distribution holes used for letting the liquid medicament in the hollow cavity flow out. Baffle boards are arranged adjacent to at least part of the distribution holes, and the baffle boards are arranged according to the following mode: at least a part of the liquid medicament flowing out of the corresponding distribution holes is impacted by the liquid in the pipeline onto the baffle boards and is then reflected towards the place outside the area of the baffle boards under the action of the baffle boards so asto be mixed with the liquid in the pipeline by the utilization of the flowing liquid. By the flowing of the liquid during the pipeline transportation of the liquid, the liquid medicament and the liquid in the pipeline are mixed, and the liquid medicament flowing out of the distribution holes will be impacted by the liquid onto the baffle boards and reflected to the place outside the area of the baffle boards. Thereby, the liquid medicament is quickly dispersed under the reflection effect of the baffle boards, and the mixing effect is improved.

The invention discloses a pigment blending device for art pattern design. The pigment blending device comprises a pigment blending barrel, a barrel cover, quantitative pigment storage devices, Venturitubes, gas supply devices and conveying pipes; the barrel cover is arranged at the top of the pigment blending barrel, and three first through holes are formed in the barrel cover in the longitudinaldirection; the three quantitative pigment storage devices penetrate into the through holes from the upper end openings of the through holes in the longitudinal direction correspondingly and are connected with the through holes in a sealed mode, and openings for pigment to flow out are formed in the bottom walls of the quantitative pigment storage devices; the three Venturi tubes are correspondingly arranged on the bottom wall of the barrel cover on the peripheral walls of the lower ports of the through holes in the longitudinal direction, and the top ends of the Venturi tubes are connected with the bottom wall of the barrel cover in a sealing mode; the gas supply devices are correspondingly in communication with the Venturi tubes; and the top ends of the three conveying pipes are in communication with the openings correspondingly, the bottom ends of the conveying pipes penetrate through the corresponding through holes and enter the correspondingly Venturi tubes, and electromagnetic valves are further arranged on the conveying pipes. According to the pigment blending device for art pattern design, pigment can be dispersed in the Venturi tubes, agglomeration of the pigment in the pigment blending barrel is reduced, the stirring time can be shortened during blending, and therefore energy consumption is reduced.

The invention discloses a flame-retardant hot melt adhesive. The flame-retardant hot melt adhesive is prepared from the following components in percentage by mass: 20 to 50 percent of thermoplastic elastomer, 20 to 50 percent of tackifying resin, 8 to 27 percent of flame retardant master batch, 10 to 30 percent of synthetic wax and 1 to 5 percent of an antioxidant, wherein the flame retardant master batch comprises a nitrogen-phosphorus flame retardant and an EVA carrier. By designing the raw materials and the proportions thereof, the specific flame retardant master batch is selected to replace general flame retardant powder and has better compatibility with a hot melt adhesive formula, and the problem of non-uniform dispersion of the flame retardant does not exist. The invention discloses a preparation method of a flame-retardant hot melt adhesive. The preparation method comprises the following steps: uniformly mixing tackifying resin and a flame retardant master batch, adding a thermoplastic elastomer and synthetic wax, and carrying out mixing. Thus, the dispersion effect of the flame retardant master batch is further improved, the original performance of the hot melt adhesive is maintained, and flame-retardant performance also meets corresponding requirements.

The invention provides a preparation method of a hyaluronic acid filling agent. The preparation method comprises the following steps: uniformly mixing dried first hyaluronic acid or salt thereof with dried degradable polymer microspheres to obtain a starting raw material; carrying out a cross-linking reaction on the initial raw material by using a cross-linking agent, purifying and granulating to obtain hyaluronic acid gel containing microspheres; and purifying, filling and sterilizing the hyaluronic acid gel containing the microspheres to obtain the hyaluronic acid filling agent. The microspheres and the hyaluronic acid or the salt thereof are mixed in a dry powder state, so that materials can be uniformly mixed in a relatively short time, microsphere aggregation is effectively avoided, the uniform mixing time is shortened, deformation and fusion of the microspheres caused by aggregation and exposure in the sterilization and temperature rise process are avoided, Therefore, the occurrence rate of needle blockage in the injection process and postoperative adverse reaction is reduced.

The invention relates to a preparation method of polymer cement waterproof mortar, which applies preparation equipment of the polymer cement waterproof mortar.The preparation equipment of the polymer cement waterproof mortar comprises a base, a stirring device and a feeding device, wherein the stirring device is arranged on the upper surface of the base, and the feeding device is arranged above the stirring device. The invention can solve the following problems in the prior art: raw materials of mortar are put into existing stirring equipment in proportion for stirring, the stirring equipment needs longer time to uniformly stir the raw materials of the mortar in the stirring equipment due to the large input amount of the raw materials in the stirring process of the raw materials of the mortar, the use efficiency of the mortar is reduced, and the construction period is prolonged; and the stirring treatment mode of mortar raw materials is too simple, all the raw materials of the mortar are difficult to fully and uniformly mix, the prepared mortar is common in quality and low in use value, and the safety of buildings is influenced.

The invention relates to a raw material premixing device for manufacturing denitrification catalysts. The raw material premixing device comprises a cone, wherein a motor is arranged in the middle of the upper part of the cone and is provided with a motor shaft, the motor shaft is connected with a metal rod, a long threaded rod and a short threaded rod are welded at the two ends of the metal rod, the upper part of the cone is further provided with a feeding port, the bottom of the cone is provided with a discharge port, a metal sleeve is arranged under the discharge port, and the cone is connected with a mixing mill by the metal sleeve. The raw material premixing device can uniformly mix raw materials, efficiently improve a mixing effect, and enhance production efficiency.

The invention relates to the technical field of fermentation equipment accessory devices, in particular to efficient porous cellulose fermentation culture equipment. The equipment comprises a horizontally-arranged bottom plate. A box opening is formed in the top end of a box body, and a box cover arranged at the box opening. A connecting shaft longitudinally and rotatably arranged in the middle of the box cover, and a stirring mechanism arranged at the bottom end of the connecting shaft. The stirring mechanism comprises four supporting shafts horizontally arranged in the positive direction, and each supporting shaft is fixedly sleeved with a stirring wheel. A driving mechanism is arranged at the top end of the connecting shaft and comprises a motor. A fixing column is arranged on the bottom plate, a top plate is arranged at the top end of the fixing column, and a guide column is arranged at the bottom end of the top plate. A groove plate is slidably arranged in the middle of the fixing column, and an arc-shaped inclined face is arranged on the side wall of the groove plate. Two connecting rods are arranged on the box cover. A supporting plate is rotationally arranged on the lower portion of the fixing column, and two air cylinders are symmetrically arranged on the supporting plate. Raw materials are stirred in multiple dimensions, the stirring time is shortened, cleaning is convenient, and the working efficiency is improved.

The invention belongs to the technical field of mixing equipment, and particularly relates to raw material mixing equipment for 3D printing material production. The raw material mixing equipment comprises a machine body screwed and fixed with an upper cover, the bottom of the machine body is fixedly connected with a motor, the motor is electrically connected with an external power supply, and theoutput end of the motor is fixedly connected with a connecting rod; various raw materials dispersedly flow downwards through a two-way pipe due to the influence of gravity; when the raw materials reach the position of the material distributing pipe, one part of the raw materials is dispersed and directly flow downwards; the two-way pipe and the material distributing pipe play a role in increasingthe flowing path of the raw materials; various raw materials are gradually mixed during flowing and falling; the raw materials are divided into two strands through the two-way pipe and the material distributing pipe to flow into a material mixing filter cone, the two strands of raw materials make contact with each other when making contact with two guide plates, the mixing degree is further increased till the raw materials penetrate through the material mixing filter cone and flow into the machine body, preliminary mixing is achieved, and therefore the mixing time of subsequent mixing work canbe shortened.

The invention discloses a capsule type 90% hyperconcentrated clothing cleaning care agent and an environment-friendly preparation process, and belongs to the technical field of cleaning agents. The cleaning agent is composed of the following raw materials in percentage by weight: 0-35% of anionic surfactant, 55-90% of nonionic surfactant, 0-5% of dirt suspension dispersant, 0-5% of humectant, 0-3%of neutralizer, 0-0.5% of preservative, 0-2.0% of essence, pigment and the balance of deionized water. According to the invention, the effective concentration reaches 90%, which is several times of that of common products in the market, so that a large amount of packing materials can be saved. The product has the advantages of low carbon, environmental protection, high concentration efficiency, greenness, energy conservation, less moisture, and water resource saving; wherein bacteria growth of the product is not easily caused by reduction of deionized water, and the antibacterial ability is further improved by filling the PVA water-soluble plastic film capsule with the product, and external water vapor immersion can be reduced; therefore, the storage life is prolonged, and the packaging difficulty is reduced.

The invention discloses a preparation process of a novel polymer material for coating preparation. The preparation process comprises the following steps: S11, weighing the following raw materials in parts by weight: 50-70 parts of a polymer mixed base material, 3-4 parts of an antibacterial agent, 4-5 parts of graphene, 1.6-2 parts of a coupling agent, 5-6 parts of a curing agent and 1-1.2 parts of a flatting agent; s12, adding the weighed polymer mixed base material, graphene and coupling agent into stirring equipment together, stirring for the first time under the condition that the temperature is 25-40 DEG C, naturally cooling to 0-5 DEG C, then adding the flatting agent, antibacterial agent and curing agent into the stirring equipment together, and stirring for the second time, thereby obtaining the coating after the second-time stirring is completed; the high polymer material product meets the low-temperature curing condition, the water resistance, weather resistance and mechanical performance of the coating can be improved, it is guaranteed that the coating has good fluidity in the curing process, and the coating has good appearance and mechanical performance.

The invention relates to the technical field of textile production, and discloses a finishing agent air exhaust defoaming stirring device which comprises a tank body and a stirring mechanism, the stirring mechanism comprises a rotating shaft and stirring blades, an automatic air exhaust mechanism is arranged on the upper end face of the tank body, and the automatic air exhaust mechanism comprises an air cylinder and a piston moving in the air cylinder in a sealed mode. Reciprocating movement of the piston is controlled by a driving mechanism, the upper end of the rotating shaft extends into the air cylinder and is in sealing running fit with the air cylinder and the tank body, an air suction hole is formed in the rotating shaft and located above the interior of the tank body, and an exhaust hole communicated with the air suction hole is formed in the rotating shaft and located in the air cylinder. A first one-way valve for discharging air in the tank body in a one-way mode is arranged in the exhaust hole, an exhaust pipe is arranged at one end of the air cylinder, a second one-way valve for discharging air in the air cylinder in a one-way mode is arranged in the exhaust pipe, and a linkage mechanism for driving the rotating shaft to rotate along with reciprocating motion of the piston is arranged between the rotating shaft and the piston. The stirring device can obviously improve the production efficiency of the finishing liquid and effectively reduce the equipment cost.

The invention relates to an organic dye for fabric dyeing and a preparation method thereof. The organic dye is prepared from the following components in percentage by weight: 3-8% of a dyeing agent, 3-5% of a leveling agent, 1.3-1.6% of a semi-emulsion thickening agent, 20-25% of a cosolvent, 2-5% of a dispersing agent, 1-2% of a stabilizer and the balance of water, the coloring agent is organic dye; the leveling agent is an isocyanate compound; the semi-emulsion thickening agent is prepared from a thickening agent and an emulsifying agent according to the weight ratio of 50: (2-3); the cosolvent is an organic solvent; the dispersing agent is an anionic dispersing agent or an amphoteric dispersing agent. The preparation method comprises the following steps: S1, preparing a semi-emulsion thickening agent; s2, dye grinding; s3, preparing the organic dye. The dye has the advantages of being wide in application range, long in storage time and good in stability.

The invention relates to the technical field of life science and medicine, in particular to a paclitaxel liposome dissolution stirring mechanism. The paclitaxel liposome dissolution stirring mechanismcomprises a stirring barrel, wherein a first stirring shaft is arranged in the stirring barrel; the top of the stirring barrel is provided with a slide sleeve; the first stirring shaft is glidingly arranged in the slide sleeve; a tension spring is arranged in the slide sleeve; one end of the tension spring is fixedly connected with the stirring barrel; the other end of the tension spring is rotationally connected onto the first stirring shaft; the bottom of the stirring barrel is provided with a slide groove; an electromagnet is arranged at the end part of the slide groove; iron semicircle buckle plates are oppositely arranged in the slide groove; the semicircle buckle plates are in slide arrangement and can be buckled to form a sleeve; the sleeve and the first stirring shaft form a pairof threaded pairs; springs are connected between the semicircle buckle plates and the electromagnet; the bottom end of the first stirring shaft is provided with a first wafer; an annular second waferin contact with the first wafer is arranged on the bottom wall of the stirring barrel; a pressure spring is connected between the bottom end of the first stirring shaft and the bottom wall of the stirring barrel. The paclitaxel liposome dissolution stirring mechanism solves the problem of nonuniform liposome stirring in the prior art.

The invention provides long-acting antibacterial and mildew-proof PP/PS plastic and a preparation method thereof. The long-acting antibacterial and mildew-proof PP/PS plastic is prepared from following raw materials in parts by weight: 120-165 parts of PP master batch, 170-240 parts of PS master batch, 6-13 parts of an antibacterial and mildew-proof agent, 6-9 parts of microcrystalline cellulose, 2-4 parts of a plasticizer, 1-5 parts of a toughening agent, 1-5 parts of an antioxidant and 1-3 parts of an ultraviolet light absorber. The preparation method comprises the following steps: S1, adding the raw materials into a double-screw extruder according to the proportion, and mixing and extruding; and S2, conveying the materials extruded in the step S1 to a single-screw extruder, and granulating to obtain a finished product. The long-acting antibacterial and mildew-proof PP/PS plastic is prepared from the PP master batch, the PS master batch, the antibacterial and mildew-proof agent, the microcrystalline cellulose, the plasticizer, the toughening agent, the antioxidant and the ultraviolet light absorber, and the raw materials are premixed before entering a shell of the extruder, so that the mixing uniformity is improved, and the mixing time in an extrusion screw is shortened.

The invention provides battery production stirring equipment with a premixing function. The battery production stirring equipment comprises a screw stirrer body and a premixing device mounted at the top of the screw stirrer body, and the premixing device comprises a liquid supply mechanism and a powder feeding mechanism; the liquid supply mechanism comprises a liquid spraying pipe, the liquid spraying pipe is arranged in the middle of the powder feeding mechanism in a penetrating mode, and the liquid spraying pipe can spray liquid to the periphery of the outer side of the bottom; the powder feeding mechanism can feed powder downwards, a feeding area is in a circular-ring-shaped outline, and the fed powder makes contact with liquid diffusing towards the periphery to be premixed. The device is novel in structure, can preliminarily mix fed liquid and powder, and is also convenient for uniformly distributing and feeding subsequently added materials, so that the subsequent stirring and mixing time is shortened, and the working efficiency is improved.