21results about How to "Less residue" patented technology

The river channel cleaning device comprises a ship body and a collecting cavity formed in the ship body, two sets of fixing bases are symmetrically fixed to the ship body, two sets of connecting plates are symmetrically fixed to the outer wall of one end of the ship body, salvage equipment is arranged between the connecting plates and the fixing bases, and the salvage equipment comprises a conveying belt; a cleaning and brushing mechanism is arranged between the two sets of fixing bases and comprises two sets of supporting bases, a rotating shaft is rotationally connected between the two sets of supporting bases, a plurality of sets of brushes are fixed to the surface of the rotating shaft, and the brushes are located above one end of the conveying belt and used for cleaning and brushing garbage fished by the conveying belt. Garbage on the conveying belt can be brushed into the collecting cavity through rotation of the brush, so that some light and thin or scattered garbage on the conveying belt can be timely brushed and taken away, and the time of the garbage staying on the conveying belt is effectively shortened.

The utility model relates to the technical field of soil sampling, and discloses a high-standard farmland construction soil sampling device which comprises a movable cart, a sampling mechanism is arranged on one side of the top of the movable cart, two sampling pipes are placed on the top of the movable cart, and a cleaning and rust preventing mechanism is arranged on the other side of the top of the movable cart. A user starts the motor, the motor drives the lead screw to make the movable support slide in a reciprocating mode, along with the reciprocating sliding of the movable support, the connecting rod on the front face of the movable support drives the two cleaning scraping plates to scrape off soil on the inner wall of the sampling pipe, and residues in the sampling pipe can be reduced by cleaning the inner wall of the sampling pipe; meanwhile, along with sliding of the movable support, the rust removal liquid in the storage box can be conveyed into the relay box through the conveying pipe and sprayed out from the multiple spray heads, the sampling pipe can be prevented from rusting, the purity of the sampling result is guaranteed, and meanwhile the service life of the sampling pipe is prolonged.

The application discloses a kind of polyacrylamide thickening agent for fracturing and preparation method thereof, belong to thickening agent technical field;The thickening agent includes the following weight parts of raw materials: anionic polyacrylamide 88~92 parts, chitosan 3~7 parts, lignosulfonate 3~7 parts;Among them, the anionic polyacrylamide is prepared by aqueous solution polymerization method under the action of initiator by acrylamide monomer and acrylic acid monomer, and the acrylic acid structural unit content is 5%~9%;The application is synergized by anionic polyacrylamide, chitosan, lignosulfonate, solves the problem that traditional polyacrylamide thickening agent is poor in temperature resistance and salt resistance, and environmental protection is insufficient, has good industrial application value.

The utility model relates to the technical field of footwear production, in particular to a baking device for footwear production, which comprises a device shell, a driving motor and a support plate, an electric heating plate is arranged in the device shell, the driving motor is arranged at the upper end of the device shell, a rotating shaft is arranged in the device shell, and the support plate is arranged on the side surface of the rotating shaft. A side baffle is arranged at the upper end of the supporting plate, a fixed baffle is installed at one end of the supporting plate, a rotating stud is arranged in the other end of the supporting plate, an installation block is arranged on the outer side of the rotating stud in a threaded meshing mode, and a movable baffle is fixed at the upper end of the installation block. The positions of the fixed baffles and the movable baffles can be adjusted according to the sizes and shapes of shoes to adapt to different types of shoes, the influence of the baffles and the supporting plates on the baking effect can be reduced, and the baking efficiency is improved.

The invention discloses a preparation method of a foam inhibiting and defoaming agent for a polyvinyl alcohol (PVA) aqueous solution, which comprises the following preparation steps: S1, preparing raw materials including ethylene oxide, propylene oxide, polyethylene glycol (PEG), absolute ethyl alcohol, a catalyst and silicone oil; according to the method, organic pollutants in the reactor are effectively removed, microbial cleaning not only has high selectivity and environmental protection property, but also can be carried out under mild conditions, damage of chemical cleaning agents to equipment is avoided, the organic pollutants in the reactor can be more thoroughly removed, and the method is suitable for industrial production. Residues possibly generated by a traditional chemical cleaning method are reduced, the cleaning effect is improved, the method does not depend on harmful chemicals, potential hazards to the environment and personnel are reduced, the requirement of green chemistry is met, the inner wall of the reactor is fully cleaned, residues of previous reactants or catalysts are avoided, the reaction purity can be improved, and the production cost is reduced. Generation of by-products is reduced, and the stability and quality of the final product are improved.

The invention provides a gold-plated solder laser deplating recovery method and system based on AI cooperation, and the method comprises the steps: carrying out the multi-modal data collection and AI cooperation modeling of a to-be-machined part, and obtaining a partition characteristic model; laser processing parameters and a laser processing path are generated based on the partition characteristic model, and laser deplating processing is carried out; the method comprises the following steps: carrying out negative pressure adsorption enrichment on noble metal particles through a micro-fluidic chip, and synchronously collecting characteristic spectrum data and temperature data; a laser deplating effect evaluation result is obtained through an AI evaluation model; and performing dynamic fine adjustment on the laser processing parameters according to an effect evaluation result to form closed-loop iteration. According to the application, integrated intelligent cooperation of gold-plated solder deplating detection, process execution and precious metal recovery is realized through cooperative linkage of multi-mode sensing, AI cooperative regulation and control, laser precision processing and micro-fluidic recovery feedback and differential process adaptation; and the plating adaptability of the laser deplating process, the controllability of the deplating process and the high efficiency of precious metal recovery are improved.

The utility model relates to the technical field of separation and purification, in particular to glycyrrhiza glabra active ingredient multistage membrane separation and purification equipment which comprises a main body, a separation mechanism is mounted in the main body, a driving mechanism is mounted on the side edge of the main body, a filtering mechanism is mounted at the bottom of the main body, and the main body comprises a centrifugal chamber. The outer surface of the centrifugal chamber is fixedly connected with a motor chamber, the separating mechanism comprises a separating cover, the outer surface of the separating cover is fixedly connected with a gear ring, the driving mechanism comprises a motor, the output end of the motor is fixedly connected with a rotating shaft, the top of the rotating shaft is fixedly connected with a gear, and the filtering mechanism comprises a filtering chamber. A first filter membrane is mounted in the filter chamber, and a second filter membrane is mounted in the filter chamber. The utility model provides the multi-stage membrane separation and purification equipment which can be used for collecting filtered and separated residues and can be used for quickly treating the residues.

A substrate processing apparatus for processing a substrate, the substrate processing apparatus including: a holding and rotating portion capable of holding and rotating the substrate; a supply unit including at least one gas nozzle capable of supplying an inert gas to the substrate to which the developer has been supplied, and at least one rinsing nozzle capable of supplying a rinsing liquid to the substrate at a discharge position provided on an outer peripheral side of a gas supply position of the gas nozzle; and a control unit that, while continuously discharging the inert gas from the gas nozzle, moves the discharge position of the rinsing liquid from the rinsing nozzle in the outer circumferential direction from the center of the substrate, moves the gas-liquid interface formed by the inert gas and the rinsing liquid in the outer circumferential direction from the center, and controls the discharge position of the rinsing liquid from the rinsing nozzle in the outer circumferential direction from the center of the substrate. When the rinsing nozzle moves from the center side to the outer peripheral side of the substrate, the direction of the rinsing liquid discharged from the rinsing nozzle is switched from the direction along the rotation direction of the substrate to the direction along the radial direction of the substrate.

The utility model provides a laser plate splitting device suitable for a light source plate group. The laser plate splitting device comprises a rack; a laser cutting mechanism; the positioning mechanism is arranged at the top of the rack, the positioning mechanism comprises a base driven by the transverse movement driving device to transversely move, a supporting plate installed above the base and material pressing assemblies symmetrically arranged on the two sides of the supporting plate, and a plurality of cutting holes corresponding to the multiple inner receiving materials are formed in the supporting plate; the two material pressing assemblies are driven by the alignment driving device to transversely move and driven by the material pressing driving device to ascend and descend, each material pressing assembly comprises a material pressing piece and an alignment piece which are stacked up and down, and the close ends of the two material pressing pieces protrude out of the close ends of the two alignment pieces. Therefore, the light source plate set is aligned with the supporting plate through the aligning part, then the light source plate set is integrally attached to the supporting plate in a flush mode through the material pressing part, accurate positioning can be achieved in laser cutting, the situations that internal receiving materials or edge materials are excessively left and the light source plates are cut by mistake are avoided, and the finished product quality of the light source plates is improved.

The utility model discloses a cleaning device for medicinal material production, the cleaning device comprises a cleaning box, a support assembly, a scrubbing assembly, a connecting rod and a scrubbing roller, the support assembly is fixedly arranged at the bottom end of the inner side of the cleaning box, the scrubbing assembly is connected above the support assembly in a sliding manner, and the scrubbing assembly moves back and forth at the top end of the support assembly; the connecting rod is arranged on one side of the scrubbing assembly, one end of the scrubbing roller is rotationally connected with one end of the connecting rod, the outer side wall of the scrubbing roller makes contact with the top end of the cleaning box, and the end, away from the scrubbing roller, of the connecting rod is rotationally connected with a rotating rod. The scrubbing assembly arranged on the inner side of the cleaning box drives the scrubbing roller to rub and scrub above the supporting assembly, Chinese herbal medicine plants placed on the inner side of the cleaning box are scrubbed, in this way, the Chinese herbal medicine plants can be washed clean as much as possible, residues generated in the later slicing and drying process of the Chinese herbal medicine plants are reduced, and the yield of the Chinese herbal medicine plants is improved. Residues can be prevented from affecting the efficacy of Chinese herbal medicines.

The invention discloses an oxide layer polishing solution and application thereof. The oxide layer polishing solution comprises the following components in percentage by mass: 10%-20% of a grinding agent, 0.2%-1% of a pH regulator, 0.01%-0.05% of an auxiliary agent and deionized water, wherein the auxiliary agent is a compound containing a conjugated structure and containing amino and carboxyl. The chemical mechanical polishing solution for the oxide layer has the characteristics of high polishing rate, few corrosion pits, few residues of particles and metal ions and the like.

The utility model discloses high-digestibility pet food formula mixing equipment, which relates to the technical field of pet food processing, and comprises a mixing cylinder, the top end of the mixing cylinder is fixedly connected with a fixed frame, and the top of the fixed frame is provided with a movable mechanism. The raw materials are effectively prevented from being agglomerated or layered due to single-direction movement in the mixing process, various raw materials in the mixing barrel can be uniformly distributed along with periodic change of the stirring direction, the mixing effect is remarkably improved, the mixing time is shortened, and the overall uniformity and quality are improved. Residues in the equipment can be reduced, the cleaning process is simplified, the service life of the equipment is prolonged, the maintenance frequency is reduced, and high-quality and uniform production of pet food is ensured through the efficient and stable stirring mode.

The utility model discloses a mixer for production of hydroxypropyl methyl cellulose, and relates to the technical field of production of hydroxypropyl methyl cellulose. The device comprises a storage plate, the bottom of the storage plate is fixedly connected with a blocking box, the bottom of the blocking box is fixedly connected with a motor, the output end of the motor is fixedly connected with an inner shaft, the outer surface of the inner shaft is fixedly connected with a first rotating disc, the top of the first rotating disc is fixedly connected with a first gear ring, and the inner wall of the first gear ring is connected with a first gear in a meshed mode. According to the stirring device, the inner shaft and the sleeve shaft are arranged, specifically, the motor is started, the motor drives the inner shaft to rotate, the inner shaft drives the sleeve shaft to rotate, the inner shaft drives the stirring blade I and the stirring rod I to rotate together, and the sleeve shaft drives the stirring blade II and the stirring rod II to rotate together, so that attention needs to be paid to that the rotating directions of the inner shaft and the sleeve shaft are opposite; by means of the design, materials can be stirred and mixed more evenly, the mixing efficiency can be improved, and the waiting time of workers is saved.

The invention discloses a preparation method of lithium sulfide, a solid-state electrolyte and a solid-state battery, the lithium sulfide is used for preparing the solid-state electrolyte, and the preparation method comprises the following steps: uniformly mixing lithium sulfate, an organic carbon source and a high-molecular polymer in a solvent to obtain a mixed solution; wherein the mass ratio of the lithium sulfate to the organic carbon source is 1: (0.7-1), and the mass ratio of the organic carbon source to the high-molecular polymer is (0.7-1): (0.1-2.5); the ratio of the mass sum of the residual carbon amount of the organic carbon source and the residual carbon amount of the high-molecular polymer to the mass of the lithium sulfate is (0.2-0.25): 1; carrying out spray drying on the mixed solution to obtain a precursor material; and sintering the precursor material to obtain the product lithium sulfide. The sulfide solid electrolyte prepared by the preparation method is high in purity and low in carbon impurity content.

The invention relates to the field of inorganic materials, and in particular to a method for preparing ultrafine potassium perchlorate and an application thereof. A potassium chloride aqueous solution is added to an oil phase containing a sulfonate type gemini surfactant to obtain a microemulsion A; a sodium perchlorate aqueous solution is added to an oil phase containing a sulfonate type gemini surfactant to obtain a microemulsion B; the microemulsion A and the microemulsion B are simultaneously added to an organic solvent, reacted at a constant temperature of 50-100 DEG C for 1-10 hours, and then centrifuged, and the product is collected, washed, and dried. The method prepares potassium perchlorate with a hollow rod-shaped structure by combining a microemulsion method with a sulfonate type gemini surfactant, and the potassium perchlorate is used as a smoke generator oxidant and has broad application prospects in the military and civil rescue fields.

The invention relates to a preparation method of a slow-release solid acid rod for oil field plug removal operation, and belongs to the technical field of oil field chemistry. The preparation method comprises the following steps: mixing water-soluble epoxy resin, water-insoluble epoxy resin, anhydride monomers, organic acid monomers and sulfamic acid to prepare a prepolymer, and on the basis, further reacting at high temperature to generate an esterification product until the esterification product is completely cured, thereby preparing the slow-release solid acid rod. A result test shows that the prepared slow-release solid acid rod has excellent slow-release and dissolving properties. The process for preparing the slow-release solid acid rod is simple, and the slow-release solid acid rod is convenient to transport and use and has a wide application prospect in oil field plug removal operation.

The flux of the present invention contains a first solvent and a thixotropic agent. The first solvent has a viscosity of 10 Pa.s or more at 30 DEG C, or is a solid at 30 DEG C, has a boiling point of 200 DEG C or more, and has a weight loss rate of less than 96 mass% when heated to 230 DEG C. The thixotropic agent contains one or more polyamides selected from the group consisting of condensates of aliphatic carboxylic acids and amines, and condensates of aliphatic carboxylic acids, hydroxyl group-containing aliphatic carboxylic acids, and amines. The content of the first solvent is 30% by mass or more relative to the total mass of the flux. The content of the polyamide is more than 2% by mass relative to the total mass of the flux.

The application discloses an online mixing-free variable-viscosity high-resistance-slowing acid, and provides an online mixing-free variable-viscosity high-resistance-slowing acid system, wherein the performance of acid liquid can be changed by changing the adding amount of the agent, and the acid liquid does not need to be prepared in advance. The film-forming agent can form an adsorption film on the surface of rock, and the adsorption film blocks the contact between H+ and rock, thereby slowing the acid-rock reaction rate. The application also has multiple composite slow-down performances, and combines the characteristics of foam slow-down acid and gelling slow-down acid. Through the thickening and slowing down of the multiple-effect agent and the blocking and slowing down of the film-forming agent, the acid-rock reaction rate is greatly reduced under the double slow-down effect of the two. In addition to the good thickening effect, the application also has excellent resistance-reducing performance, and one agent is used for multiple purposes to reduce the adding amount and type of the additive. Meanwhile, the resistance-reducing rate of the system reaches more than 85%, which is much higher than the 70% of the traditional system.

The invention discloses a method for preparing humic acid of a fertilizer by using waste hay and the humic acid fertilizer, and relates to the technical field of fertilizer preparation, fine hay dried under a preset temperature condition is crushed to obtain fine hay powder, an acetic acid solution is added into the fine hay powder for acid pickling pretreatment, and the humic acid is prepared in a grinding state. The fine hay powder subjected to acid pickling is washed to be neutral with deionized water and dried, the dried fine hay powder and an H2O2 solution are added into a reaction kettle for a reaction, stirring is conducted for a preset time period, and a humic acid product is obtained. According to the method, the fine hay powder is added into the reaction kettle, so that when the reaction is performed in the reaction kettle and the humic acid product is prepared, the fine hay powder can be fully dissolved, the residue of the fine hay powder is reduced, the residue of the fine hay powder does not need to be abandoned, the utilization efficiency of waste resources is improved, and the pollution to the environment is avoided.

The invention belongs to the technical field of production equipment, and particularly relates to integrally-formed wood-grain-like plastic product production equipment and a preparation process thereof.The integrally-formed wood-grain-like plastic product production equipment comprises a mixing bin, a rotary cleaning mechanism, a lifting cleaning mechanism, a plurality of friction type cleaning mechanisms and a synergistic mechanism; a sealing cover is installed on the mixing bin, a rotary cleaning mechanism is arranged on the outer side of the mixing bin and used for turning the orientation of the sealing cover, and the rotary cleaning mechanism comprises a rotary support. According to the integrally-formed wood-grain-like plastic product production equipment and the preparation process thereof, through arrangement of corresponding mechanisms, the mixing device can clean the inner wall, residues attached to the inner wall of the mixing device are reduced, the possibility of pollution to follow-up raw materials is reduced, the influence on the raw material configuration proportion is reduced, and meanwhile, the production efficiency is improved. The possibility of reducing the volume of the mixing device by residues is reduced, and the use efficiency of the mixing device is improved.

Provided is an agglutinant for pellicles that can reduce residues stuck onto an exposure original plate when a pellicle is peeled from the exposure original plate after being used in lithography, in particular ArF lithography, and also provided are a pellicle, an exposure original plate with a pellicle, a method for regenerating an exposure original plate, and a peeling residue reduction method. An agglutinant for pellicles for bonding a pellicle to an exposure original plate, in which the agglutinant includes an acrylic polymer having an SP value of 10.0 or more and 12.0 or less as a base material.