66results about How to "Stable environment" patented technology

The invention relates to the technical field of wastewater treatment, in particular to a hydrolytic acidification wastewater treatment process for strengthening extracellular electron transfer, which comprises the following steps: S1, constructing a hydrolytic acidification reactor, taking carbon fiber suspension filler as an anode, taking a steel wire mesh frame as a cathode, connecting the carbon fiber suspension filler in series by a stainless steel wire rope, and taking the stainless steel wire rope as a cathode; the carbon fiber suspension filler is connected with the steel wire mesh frame through an electrochemical workstation; s2, inoculating hydrolytic acidification bacteria into a reactor, controlling culture conditions, and domesticating microorganisms in a micro-current environment until a biological membrane is formed on the carbon fiber suspension filler; s3, inputting wastewater to be treated into the reactor, controlling treatment conditions, monitoring an effluent result, and discharging after the effluent result reaches the standard. Compared with traditional interspecific electron transfer, the wastewater treatment method has higher efficiency and speed, the oxygenolysis process of organic matter is accelerated, and the overall efficiency of wastewater treatment is improved.

The invention relates to the field of bioengineering, in particular to a three-dimensional porous scaffold and sustained-release gel system for alveolar regeneration, which is composed of a three-dimensional porous hydrogel scaffold and temperature-sensitive hydrogel loaded with FGF-7. The three-dimensional porous hydrogel scaffold is prepared from hydroxyethyl methylacrylate-sodium alginate-gelatin frozen gel, and the temperature-sensitive hydrogel loaded with the FGF-7 is chitosan / beta-glycerophosphoric acid / gelatin temperature-sensitive hydrogel loaded with the FGF-7. The invention constructs an effective pulmonary alveolar regeneration promoting system, which not only can promote the repair of damaged pulmonary alveoli and improve the life quality of patients, but also provides new strategies and hopes for the treatment of lung diseases, and has wide clinical transformation prospects.

The invention discloses lyocell spinning equipment which comprises a coagulating bath tank used for containing coagulating bath liquid; at least partial section of the wire guide pipe horizontally extends, one end of the wire guide pipe is provided with a liquid inlet communicated with the coagulating bath tank, and the other end of the wire guide pipe is provided with a wire outlet; the spinning nozzle is arranged above the coagulating bath tank, a spinning opening of the spinning nozzle faces a tank opening of the coagulating bath tank, and tows sprayed out of the spinning opening enter the coagulating bath tank to be preliminarily coagulated, then enter the yarn guide pipe to be coagulated and then are pulled out of a yarn outlet of the yarn guide pipe. According to the invention, through the cooperation of the coagulating bath tank, the spinning nozzle and the wire guide pipe, the optimized design of the spinning equipment is realized, the spinning nozzle sprays the fibers into the coagulating bath tank for preliminary solidification, then the tows enter the wire guide pipe, and the horizontal extension section of the wire guide pipe prolongs the retention time of the fibers in coagulating bath liquid, so that the fibers are ensured to be fully solidified; and the mechanical property and the quality consistency are improved.

The invention provides a hydrocolloid wrinkle patch, belongs to the technical field of medical instruments and personal care products, and aims at solving the problems that an existing wrinkle patch is uncomfortable to patch and long in service time. Due to the skin-friendly property of the hydrocolloid and the waterproof and breathable properties of the polymer semi-permeable membrane, the use time of the wrinkle patch is longer, the hydrocolloid wrinkle patch can contain beauty components or medical beauty components, and the use experience of a user is improved.

The invention discloses an ion trap mass spectrometry device and method capable of switching internal and external ion sources, and the device comprises an ion source cavity, the exterior of the ion source cavity is provided with a heating module, the side wall of the ion source cavity is provided with a sample introduction hole, and the sample introduction hole is internally provided with a chromatographic column I; the electron beam generation system is arranged at the front side position of the ion source cavity; the insulation connecting piece is communicated with the ion source cavity, and a lens I, a lens II and a lens III are sequentially arranged in the insulation connecting piece in the sample injection direction; a signal acquisition system; wherein a chromatographic column II is arranged on the ion trap. The two ionization modes inside and outside the trap are integrated, and different detection requirements can be flexibly met by switching the sample introduction path of the chromatographic column and regulating and controlling the voltage parameters of the lens I, the lens II and the lens III.

The present application belongs to the technical field of concrete preparation detection, and particularly relates to a concrete aggregate water content detection device, which comprises a base and a rack installed above the base. A controller is installed on the side wall of the rack. The device further comprises a through hole opened in the top of the base, a support seat slidably connected inside the through hole, and a weighing mechanism installed inside the through hole for supporting the support seat. A flat hopper is arranged above the base and located on the side of the feed end direction of the support seat. The rack is provided with an adjusting drive mechanism for driving the vertical movement of the flat hopper. A microwave detection unit is arranged on one side of the flat hopper. The present application can perform online detection of the water content of concrete aggregate, improve the detection accuracy by combining weight detection and thickness control, reduce single detection interference error by cross verification of multiple sensing data, and improve data reliability to support subsequent dynamic batching.

The application provides a temperature determination method, a refrigerator and a storage medium. The method is applied to the technical field of refrigerators. The method is applied to a refrigerator. The refrigerator is internally provided with a plurality of temperature sensors. The method comprises the following steps: collecting original temperatures of articles in the refrigerator monitored by the plurality of temperature sensors respectively under the condition that the refrigerator is in a stable state; calibrating each original temperature based on a reference temperature to obtain a calibration temperature corresponding to each original temperature; wherein the reference temperature is an average temperature of the plurality of original temperatures; and determining the temperature of the articles in the refrigerator based on the calibration temperatures corresponding to the plurality of original temperatures respectively. The method can accurately obtain the temperature of the articles in the refrigerator.

The utility model relates to the technical field of planting, and provides a greenhouse ventilation device based on informatization control, which is not easy to block and long in cleaning period and comprises an air inlet main machine and a ventilation pipe arranged on one side of the air inlet main machine and extending into a greenhouse. The air inlet main machine comprises an air inlet shell with one side connected with the ventilation pipe and an air extractor arranged in the air inlet shell, a filter screen is detachably arranged on the inner wall of the air inlet shell, the top of the filter screen penetrates through the air inlet shell and extends upwards, and a rotary cleaning block capable of making contact with the filter screen is further arranged on the side, located on the filter screen, of the inner wall of the air inlet shell. The airflow enters to drive the rotary cleaning block to rotate to contact with the filter screen to clean attachments on the surface of the filter screen.

The invention provides a safe medicine injection device for children, and relates to the technical field of medical instruments. The handheld frame is of a U-shaped structure, and the handle base is fixedly installed on the upper portion of the middle of the side wall of the outer end of the handheld frame. A control box is fixedly installed on the handheld frame above the handle base, and a storage battery is embedded in an inner cavity of the handle base. The injection sleeve seat is ingeniously combined with the skin attaching plate, so that stable support is provided for the injection tube, and it is ensured that the device can be tightly attached to the skin of the child during use. The arc-shaped design is adopted for the skin attaching plate, the arc-shaped design is matched with the shape of the arm, the gap between the device and the skin is effectively reduced, and the accuracy and safety of injection are improved. Meanwhile, the injection tube is vertically inserted into a combined structure of the sleeve and the guide jacket, so that the stability of the injection tube is enhanced, the push plate is elastically supported through the arrangement of a lower limiting disc, an upper limiting disc, a buffer rod and a spring, and the stability and comfort in the injection process are further improved.

The utility model provides a kind of aeration pipe for compost, mainly relates to aeration equipment technical field.A kind of aeration pipe for compost, including aeration pipe, the both ends of the aeration pipe are respectively screwed with quick connector, the top surface of the aeration pipe is equipped with several evenly distributed aeration holes, and the section of the aeration pipe is regular hexagon structure.The utility model has the beneficial effect that: aeration pipe adopts regular hexagon section design, can be stably placed on ground when installing, avoid the deviation of aeration hole caused by rolling, ensure that gas is evenly discharged;Evenly distributed aeration hole makes the gas distribution of compost area more balanced, effectively improves oxygen supply efficiency, promotes the uniformity and efficiency of compost fermentation process, provides stable environment for microbial activity.

The invention relates to the technical field of power grid operation, and provides a power grid operation safety distance accurate sensing device and method in a non-fixed scene, and the device comprises a hardware device and terminal software which is in communication connection with the hardware device. The hardware device is integrated and deployed on a movable support or a holder, and comprises a laser radar sensor which is used for rapidly scanning a power grid operation scene and obtaining three-dimensional point cloud data including three-dimensional coordinates, laser intensity and echo information; the high-definition visible light camera is approximately parallel to the optical axis of the laser radar sensor and is used for collecting real-time video images of the operation scene; an AI visual analysis module and a point cloud processing unit are arranged in the embedded processor; and the terminal software is deployed on the edge computing equipment or the background server and is used for receiving and processing the data from the hardware device. According to the invention, the safe distance can be accurately sensed.

The utility model relates to the technical field of equipment for glass tube production, and discloses a transfer device for glass tube production, which comprises a bottom plate, a first cylinder machine is fixedly connected inside a cylinder box, a driven fluted disc is fixedly connected outside a rotating rod, a driving rack is arranged inside a column tube, and a second cylinder machine is fixedly connected outside the column tube. And the upper surface of the transverse plate is fixedly connected with a second air cylinder machine, and the interior of the hopper box is fixedly connected with a hydraulic machine. The utility model has the following advantages and effects: the driving rack is meshed with the driven fluted disc, so that the driven fluted disc rotates, and the transverse plate rotates by 90 degrees, so that one end of the transverse plate is butted with the processing platform, and meanwhile, the second cylinder machine and the hydraulic machine are quickly started; and the output end of the hydraulic machine pushes the push plate to move so as to push the storage plate placed in the hopper box to the upper surface of the machining platform, and through the operation, manpower is saved, and the effect that the glass tube transfer effect is good is achieved.

The utility model relates to the technical field of bag-type dust removers, and discloses a bag-type dust removal connecting structure which comprises a first connecting ring, two connecting blocks are fixedly connected to the inner wall of the first connecting ring, an expansion ring is fixedly connected to the left side of the first connecting ring, and a convex ring is fixedly connected to the left side of the first connecting ring. A second connecting ring is detachably connected to the left side of the first connecting ring, a sealing groove is formed in the second connecting ring, a plurality of first springs are fixedly connected to the inner wall of the sealing groove, sealing rings are fixedly connected to the right sides of the first springs, and a clamping ring is fixedly connected to the interior of the second connecting ring. According to the utility model, dust-containing gas can be effectively prevented from escaping, the clean and safe working environment is guaranteed, the harm of dust to the health of personnel and the surrounding environment is greatly reduced, the stable airflow and pressure environment in the bag-type dust collector can be maintained, the efficient development of dust collection operation is ensured, and the reliable operation cycle and the service life of equipment are prolonged in an assisting manner.

The invention provides a preparation method of a high-safety composite gel electrolyte, a sodium ion battery and a preparation method thereof, and the preparation method comprises the following steps: dissolving an electrolyte sodium salt in an organic solvent to prepare a mixed solution; adding a polymer monomer, a cross-linking agent and an initiator into the mixed solution to prepare an electrolyte; the preparation method comprises the following steps: dissolving polyvinylidene fluoride co-hexafluoropropylene in dimethylformamide, then adding black phosphorus nanosheets and graphene nanosheets, carrying out primary ultrasonic treatment, and then removing a solvent to prepare a polyvinylidene fluoride co-hexafluoropropylene coated black phosphorus / graphene material; and adding the polyvinylidene fluoride co-hexafluoropropylene coated black phosphorus / graphene material into the electrolyte, and carrying out secondary ultrasonic treatment to prepare the composite gel electrolyte. According to the invention, the liquid electrolyte of the sodium-ion battery is solidified into a gel state, so that the electrolyte loses fluidity, the problems that the electrolyte of the existing sodium-ion battery is easy to leak and burn are solved, and the use requirements of the sodium-ion battery are met.

This utility model discloses a battery pack housing, a battery pack, and an electrical device. The battery pack housing includes a casing and a cover. The casing has a first connecting portion at its open end, and a magnetic field groove is provided on the first connecting portion. The inner and outer walls of the magnetic field groove have opposite magnetic poles facing each other. The magnetic field groove is configured with space for filling with a magnetic fluid and for accommodating a magnetically conductive sheet. The cover has a second connecting portion adapted to the first connecting portion at its connecting end. By providing a magnetic field groove on the first connecting portion, with the inner and outer walls of the groove having opposite magnetic poles facing each other, the battery pack housing allows for filling the magnetic field groove with a magnetic fluid during battery pack production and maintenance, achieving a seal through the magnetic fluid. The battery pack includes this battery pack housing, and the electrical device includes the aforementioned battery pack, achieving the same beneficial effects.

The utility model discloses an energy-saving ventilation device for a yak breeding house, and relates to the technical field of breeding house ventilation. The air inlet device comprises an air inlet mechanism and a supporting frame, a transmission part of the air inlet mechanism is located in the supporting frame, an air inlet part of the air inlet mechanism is located at the top end of the supporting frame, the air inlet mechanism comprises an air inlet barrel, a guide block and an air inlet cover, and the conical guide block is fixedly installed on the top of the inner side of the air inlet barrel. And a clamping ring is fixedly mounted at the bottom of the air inlet barrel. Through the arrangement of the air inlet mechanism, external natural air is guided and conveyed into the ventilation pipeline through the air inlet barrel, the guide block and the air inlet cover to conduct ventilation treatment on the interior of the yak breeding house, so that external wind power is used for conducting ventilation work on the yak breeding house, energy consumption is reduced, the resource consumption cost is reduced, the air supply mechanism can be switched for use, and the ventilation efficiency is improved. Normal ventilation when external wind power is insufficient and smoothness of a ventilation pipeline when the wind power is sufficient are guaranteed.

The invention provides an MOCVD (Metal Organic Chemical Vapor Deposition) reaction chamber and a celing level adjusting method thereof, and belongs to the field of chemical deposition. The adjusting parts are uniformly distributed between the top plate and the top cover around the center of the surface of the top plate, apply acting force in the vertical direction of the surface of the top cover, and adjust the distance between the top plate and the top cover at the positions of the adjusting parts; the detection part is arranged on the edge of the top plate and detects the distance between the top plate and the top cover in real time; the control part controls the acting force applied by the adjusting part according to detection data of the detection part. Whether the top plate is horizontal or not is determined through the detection part, the adjusting parts are controlled to adjust the horizontal condition of the top plate according to the collected detection data, and upward or downward acting force is applied to the top plate through the adjusting parts distributed in all directions of the edge of the top plate so as to offset horizontal unbalance of the top plate caused by deformation of the edge of the top plate. And the negative influence caused by non-levelness of the surface of the top plate in the deposition process is avoided.

This invention relates to the field of output terminal moisture protection technology, and discloses an intelligent moisture-proof device for photovoltaic inverter output terminals, comprising: a sealed protective shell with an opening at the bottom and a sealing groove around the opening, a sealing gasket embedded in the sealing groove, mounting holes for matching bolts around the perimeter of the sealed protective shell, and an alarm, controller, and semiconductor cooler mounted on the top. The inner cavity of the sealed protective shell has a temperature-conducting inclined plate that fits against the semiconductor cooler, and a temperature and humidity detector is installed on the inner wall. The outer surface has a wiring hole with a sealing ring, an exhaust hole with an exhaust fan, and a sealing groove. A sealing block and a sealing outer plate are respectively fitted into the inner cavity of the sealing groove and the exhaust hole. This device can form a closed-loop, surface-sealed barrier, effectively preventing external moisture from intruding into the inverter output terminal area, avoiding terminal oxidation and degradation of insulation performance due to moisture.

The invention provides a method for prolonging the cycle life of a conversion reaction positive electrode battery based on large-current pulse activation. According to the invention, a conventional low-current constant-current activation mode is replaced by a specific charge-discharge system activation method for the conversion reaction positive electrode battery; a conversion reaction positive electrode is repeatedly stimulated, a product is regulated and controlled to be uniformly nucleated, a stable reaction interface is formed, a homogeneous reaction of the product is smoothly realized, a diffusion barrier of a two-phase product reaction is reduced, and a discharge product is promoted to be fully converted into an active substance material; and the volume expansion of the pole piece is effectively inhibited, so that the problems of capacity attenuation and unstable cycle performance of a conversion reaction positive electrode battery caused by inactivation, falling and passivation of active substances are improved. Besides, compared with a traditional low-current activation system, the charging and discharging system provided by the invention shortens the time and can promote the battery to quickly reach the optimal performance state, so that the commercialization value is further improved for the application of the battery.

The utility model discloses an anti-climbing crib, which belongs to the field of cribs and comprises a crib board, a loop bar is fixedly connected to the upper surface of the crib board, a woven mesh is fixedly connected to the bottom of the inner side wall of the loop bar, a protection mechanism is fixedly connected to the middle of the inner side wall of the loop bar, and adjusting rods are fixedly connected to the periphery of the bottom of the crib board. The outer surface of the adjusting rod is sleeved with a sleeve, the bottom of the sleeve is fixedly connected with a damping mechanism, the protection mechanism comprises a folding plate, and the other side of the folding plate is fixedly connected with a connecting block. Through cooperative use of all the devices, the protection function can be added to the baby crib through the arranged protection mechanism, the protection mechanism is pulled upwards or downwards, the protection mechanism is adjusted to the proper height and fixed according to the needed protection height, the applicability can be improved, personnel operation is facilitated, and convenience is improved; and the baby can be prevented from climbing out of the bed, so that the injury caused by climbing and falling can be reduced.

The utility model relates to a foundation pit surrounding protection structure, and belongs to the field of foundation pit surrounding protection structures, the foundation pit surrounding protection structure comprises a plurality of stand columns, the stand columns are sequentially arranged on the periphery of a foundation pit, and one ends of the stand columns are inserted into the top face of the foundation pit. A first transverse rod is arranged between every two adjacent stand columns, and the first transverse rods are connected to the top ends of the stand columns. A dense-mesh net is arranged on one side of each stand column and covers all the stand columns and the first transverse rods, and the end, close to the top face of the foundation pit, of each dense-mesh net is connected with the top face of the foundation pit. The first cross rod is provided with a magnet, and the first cross rod and the dense mesh are fixed through the magnet. The stand column is provided with a plurality of fixing pieces, the fixing pieces are in a C shape and can be clamped to the surface of the stand column in the axis direction of the stand column, and the dense mesh is connected with the stand column. The method has the effects that the dense mesh structure is not damaged, and the stability of the enclosure structure is guaranteed.

The utility model discloses a yarn winding forming device relates to yarn winding technical field, including bottom plate, support block, first fixed plate, first motor and winding roller, the right side of bottom plate top is provided with second fixed plate, the top of winding roller is provided with the apron, the right side fixed connection of apron has the connecting block, the top of second fixed plate left side has established first sliding slot, the right side fixed connection of connecting block has the first sliding block. The utility model discloses through setting up second fixed plate, apron, connecting block, first sliding slot and first sliding block, make connecting block with second fixed plate left side top first sliding slot in first sliding block link to each other, make apron can slide up and down along first sliding slot, carry out pressure to the yarn of different thickness, solved in the current yarn winding forming process, when completing winding, cut off the operation to yarn end, will make the yarn in the package body lose inherent tension, and then cause the problem of loose yarn structure.

The utility model relates to the technical field of cold chain transportation, and discloses a cold chain carriage temperature self-adjusting device which comprises a box body, a heat preservation inner box fixedly installed on the inner surface of the box body, a temperature controller fixedly installed on the upper surface of the box body, a sensor fixedly installed on the upper surface of the box body and a signal collector fixedly installed on the upper surface of the box body. A temperature controller is fixedly installed on the upper inner wall of the heat preservation inner box, a temperature sensor is fixedly installed on the lower surface of the temperature controller, a temperature sensing rod is fixedly installed on the lower surface of the signal collector, and an air cooler is fixedly installed on the upper inner wall of the heat preservation inner box. The compartment can be rapidly filled with cold air, the cargo cold chain transportation requirement is met, the temperature of the compartment can be monitored in real time in the cold chain compartment transportation process, the temperature can be automatically adjusted to the specified required temperature, and it is guaranteed that the environment of cold chain cargo transportation is stable.

The invention belongs to the technical field of wine brewing, and particularly relates to a brewing process and device of sweet-scented osmanthus honey wine. S2, steaming the glutinous rice; s3, spreading and cooling the glutinous rice and mixing with yeast; s4, making a first batch of wine embryos; s5, making a second batch of wine embryos; s6, embryo mixing: mixing the first batch of wine embryos and the second batch of wine embryos; s7, fermenting: adding honey and sweet osmanthus into the mixed wine embryo, sealing a fermentation vat, fermenting for one year, and stirring the wine liquid regularly; by improving the traditional process and designing special wine brewing equipment, the invention aims to overcome the defects of the traditional process in the aspects of quality and production efficiency. Improvement is carried out on the basis of inheriting a traditional technology, high-quality raw materials are selected, technological parameters of all links are strictly controlled, and it is ensured that the quality of honey wine is stable.

The utility model discloses a transfer car for circuit board production, including bottom plate, and the both ends fixed connection two support columns of bottom plate, and four support columns are rectangular distribution, and the bottom plate includes frame, placing plate and two adjusting grooves, and placing plate slidingly sets up on the frame, and two adjusting grooves are fixedly connected with the both ends of frame respectively, a plurality of longitudinal distribution is adjusted board and a top plate same with its structure above bottom plate, and the top plate is located above a plurality of adjusting board, and the adjusting board and top plate all are slidingly connected with four support columns, lifting assembly, and two lifting assemblies are symmetrically equipped with on every frame top near both ends place, the transfer car in the utility model cooperates through the unique lifting assembly and adjusting assembly, has realized the flexible adjustment of adjusting board and top plate height. The handle of rotating adjusting assembly, worm drives worm wheel to rotate, and then makes screw column group rotate, drives threaded sleeve to move along screw column, and the transmission of connecting rod realizes the lifting of adjusting board and top plate.

A hydride ion conductor is represented by a general formula:         MAMBH4-xFx     Formula (1) , where MA is selected from the group consisting of Ca, Sr, and Ba, MB is selected from the group consisting of Mg and Ca, and is different from MA, and x is 0 < x < 4.

The invention discloses a remote control system and method for a pig farm, relates to the technical field of pig farm breeding, and aims to solve the technical problems that a current control system is relatively high in construction difficulty, low in reliability, high in maintenance cost, large and incomplete in data volume of environment variables, difficult to realize remote monitoring, poor in equipment use experience and difficult to improve the breeding level. Comprising a pluggable wireless environment collector, a pig farm intelligent gateway, a wireless intelligent controller and a digital intelligent comprehensive management platform. The invention relates to the Internet of Things, intellectualization, big data and cloud computing technology, adopts an environment collector, a wireless gateway, a wireless controller and a digital intelligent integrated management platform on the premise of ensuring the reliability of data acquisition, has high cost performance, high reliability, stability and expansibility, and is suitable for popularization and application. Remote control, real-time monitoring, intelligent analysis and automatic control of the pig farm can be realized.

The utility model discloses an electrothermal furnace for ferroboron production, and relates to the technical field of ferroboron production. The furnace comprises a furnace body, a smoke hood assembly, a feeding assembly and a monitoring assembly, a smoke hole is formed in the center of the top of the furnace body and connected with a smoke hood assembly, an electrode hole and a discharging hole are formed in the edge of one side of the top of the furnace body, the electrode hole is connected with an electrode assembly, the discharging hole is connected with a feeding assembly, and a monitoring hole is formed in the edge of the other side of the top of the furnace body and connected with a monitoring assembly. The smoke hood assembly comprises a smoke hood body and a water cooling sleeve; the smoke hood body is in a circular truncated cone shape. By arranging the smoke hood assembly, heat energy in tail gas can be recycled and reused, by arranging the feeding assembly, the input amount of raw materials can be accurately controlled, by arranging the monitoring assembly, parameters such as the temperature and the pressure in the electric heating furnace can be monitored in real time, and the problems that an existing electric heating furnace is single in function and inconvenient to regulate and control are solved.

The invention relates to the technical field of ginseng planting, in particular to an artificial cultivation device for under-forest ginseng, which comprises a frame serving as a carrier of the whole device, rollers are arranged on the frame, a stock bin for storing ginseng seeds is fixedly connected to the frame, and a discharging mechanism for quantitatively conveying the seeds is arranged on the frame. A seeding mechanism for planting seeds is arranged on the frame, and a liquid conveying mechanism for injecting a nutrient solution is also mounted on the frame. According to the device, the discharging mechanism and the transmission belt are arranged for operation, guide holes with seeds are moved to the lower position, then the seeds fall into the storage sleeve through the guide holes in the limiting cover, the seeds in the guide holes can be sequentially guided into the storage sleeve, then quantitative material guiding can be achieved, the number of the seeds planted in each position is kept to be the same, and the device is convenient to use. The seeds are automatically placed through the mechanism, so that the quantification of the seeds is more accurate, and the accurate quantification of the seeds can help farmers to realize better crop management and maximized yield.

This invention discloses a highly efficient composite solubilizer for the hydration of butene to sec-butanol, belonging to the field of chemical process technology. Its composition includes: 0-60 parts of a polyether-based polymeric surfactant, 15-35 parts of a highly polar aprotic solvent, and 10-20 parts of a co-catalyst. The main solubilizing component of this invention disperses oily butene into extremely small droplets, allowing it to mix uniformly in water, thereby increasing the surface area for the reaction. The co-solvent, as the main component, provides a stable environment, ensuring that this highly mixed state is maintained for a certain period. The added additives, possessing both water and oil solubility, facilitate smoother dissolution of the mixture and help the reactants quickly contact the active sites of the catalyst. This accelerates the reaction rate of butene and water, significantly improving the efficiency of the one-time conversion to sec-butanol and greatly saving the large amount of energy required for material recycling.