38results about How to "Realize automatic operation" patented technology

The automatic soot blowing furnace comprises a furnace body, a conveying device is arranged outside the furnace body, the conveying device is used for conveying a cupel into the furnace body, and a furnace door capable of being automatically opened and closed is arranged on the furnace body; and an endoscopic camera is arranged in the furnace body and is used for monitoring a soot blowing end point. The device can control the cupel to automatically enter and exit from the hearth, frequent door opening and closing are not needed, the temperature in the furnace is stable, energy consumption loss is reduced, harmful gas emission is reduced, and cost reduction and efficiency improvement are facilitated; image data are acquired by adopting a light supplementing lamp and an endoscopic camera, so that the method is more reliable and accurate; and the cupel subjected to soot blowing is taken out in time through the material taking module, the loss of metal silver is reduced, and the extraction content is increased. Due to feeding and discharging of the cupel, automatic operation is achieved, the working efficiency is improved by 50%, and the cupel can be in butt joint with full-automatic equipment.

A novel production scale-up adsorption separation device relates to the technical field of bioengineering product adsorption separation, and the technical scheme is: a filter is provided, the filter comprises an outer column pipe, an inner column pipe is arranged in the outer column pipe, and a hole is arranged in the inner column pipe; the filter is one or more than one; when the filter is one, a connecting piece is arranged in the middle of the outer column pipe, and N baffles are arranged on the connecting piece; the beneficial effects of the technical scheme are that the addition of the baffles enables the inner column pipe to form a relatively independent processing space, and liquid is circulated and communicated outside, so that the stability and uniformity of the fluid in the column pipe during the processing process are ensured, the production scale is expanded, the advantages of the original single equipment are guaranteed, the production land is saved, a plurality of single equipment is connected in series, each step is coordinated, the production efficiency is greatly improved, the utilization efficiency of the equilibrium liquid, the eluent and the like is improved, the cost is saved, and long-time automatic operation is realized.

The invention discloses a semi-direct-drive wind power generator rotor magnetic pole automatic assembling system which comprises a workbench, a main shaft, a horizontal feeding mechanism, a lifting machine, a magnetic pole pushing mechanism, a magnetic pole mounting mechanism and an industrial personal computer. Two main shaft rotary tables are arranged at the top end of the workbench, and the front end and the rear end of the main shaft are movably connected to the top ends of the two main shaft rotary tables in a one-to-one correspondence mode; one main shaft rotary table is connected with a pole changing device; the elevator is arranged on the workbench; a rack is arranged at the top end of the workbench, the magnetic pole mounting mechanism is arranged at the top end of the rack, and a visual monitor is arranged on the side face of the magnetic pole mounting mechanism. The magnetic pole pushing device is arranged at the top end of the elevator, and one end of the magnetic pole pushing device is connected with the magnetic pole mounting mechanism. According to the automatic assembling system for the rotor magnetic pole of the semi-direct-drive wind driven generator, automatic assembling of the rotor magnetic pole of the wind power high-capacity semi-direct-drive wind driven generator can be achieved, the production efficiency is improved, and the assembling precision is improved.

The utility model discloses an efficient self-cleaning device in a heat exchange tube. The efficient self-cleaning device comprises a scraper device, the heat exchange tube, a spring, a fixed end and an end cover. The scraping blade device comprises a central shaft and a scraping blade, and the scraping blade is fixed on the central shaft; one end of the fixed end is fixed at one end of the heat exchange tube, and the end cover is mounted at the other end of the fixed end; one end of the spring is hung on the end cover, and the other end is hung on the scraper device. According to the utility model, a self-operated mode is adopted, so that automatic operation of the scale cleaning part is realized, and extra manpower and energy do not need to be consumed; the center shaft is made of a hollow pipe and a light material, gravity-buoyancy dynamic balance is achieved, it is guaranteed that the scraper and the heat exchange pipe run concentrically, and the stuck failure rate is reduced. The scraper blade adopts a spiral curved surface structure, generates high-intensity turbulent flow, destroys a thermal boundary layer, and has the functions of dirt removal and heat transfer enhancement. The dirt deposition probability is reduced through fluid disturbance, and the heat transfer coefficient is greatly increased; flow change is dynamically responded through the spring device, and the axial movement of the scraper is adjusted.

The present application relates to the field of coking, synthetic ammonia and the like containing ammonia wastewater treatment, and discloses a novel ammonia evaporation energy-saving process system, a primary ammonia evaporation tower, an intermediate pressurizing pump set, a water flow regulating device, a secondary ammonia evaporation device, a flash tank, a steam ejector, a pressurizing pump set and a control unit. After the ammonia-containing wastewater is preliminarily treated by the primary ammonia evaporation tower, it is delivered to the secondary ammonia evaporation device by the pressurizing pump, and introduced into new steam for secondary ammonia evaporation. After the secondary ammonia evaporation, the wastewater flows into the flash tank to produce flash steam by cooling and pressure reduction, and the flash steam is pressurized by mixing with the new steam through the steam ejector, and then returns to the primary ammonia evaporation tower or the secondary ammonia evaporation device, so that the steam is recycled multiple times. The system can effectively reduce the new steam consumption by 35-45% under the premise of ensuring the stability of the ammonia nitrogen index of the effluent, improve the energy utilization rate, reduce carbon emissions, and is suitable for direct ammonia evaporation and indirect ammonia evaporation systems.

This utility model relates to an automatic underwater screening device, comprising a main frame, a water tank, a housing, a screening fixture, and a screening fixture drive mechanism. The main frame and water tank are mounted on the housing, with the main frame located outside the water tank. The screening fixture drive mechanism is installed on the upper part of the main frame. The screening fixture drive mechanism includes a vibration source fixture, a linear bearing mounting bracket, a linear bearing, a tie rod, and a chain. The vibration source fixture and the linear bearing mounting bracket are mounted on the upper part of the main frame, and the linear bearing is mounted on the linear bearing mounting bracket. The tie rod is arranged vertically. The advantages of this utility model are: by integrating the main frame, water tank, housing, screening fixture, and drive mechanism into one unit, the equipment size is significantly reduced, facilitating transportation and installation, and solving the problems of large size and complex assembly of traditional split-type equipment.

A seawater frequency conversion system suitable for an iCER main machine is characterized in that a high-position sea chest and a low-position sea chest are respectively connected with an iCER system plate heat exchanger and a central plate heat exchanger through a seawater main pipe, and the high-position sea chest and the low-position sea chest are respectively provided with a seawater pump; and after sequentially entering an iCER system flue gas cooler and an iCER system fresh water circulating water cabinet through a pipeline, returning to the central plate heat exchanger through an iCER low-temperature fresh water lightering pump. A first temperature sensor is arranged at a smoke outlet of an iCER system smoke cooler and used for monitoring the actual temperature T2 of smoke exhaust gas of a host, a host iCER system control box collects the T2, the T2 is sent to a seawater pump frequency conversion control box after being collected, and the seawater pump frequency conversion control box compares the T2 with the required smoke exhaust temperature T1 and controls the conveying frequency of a seawater pump. According to the seawater frequency conversion system control method, normal operation of the low-temperature fresh water cooling system and the iCER system of the ship can be guaranteed at the same time, and the power of the seawater pump can be reduced to the maximum extent.

The utility model relates to an unstacker control system based on visual analysis, and belongs to the technical field of structural steel unstacking application equipment in the metallurgical industry. According to the technical scheme, the unstacker comprises a steel conveying roller way (1), an unstacker (2) and an unstacker electromagnet (3) and further comprises an inlet light source (6), an inlet camera (7), an outlet light source (8), an outlet camera (9), an inlet camera portal frame (10) and an outlet camera support (11), the inlet camera portal frame (10) is installed at an inlet of the steel conveying roller way (1), and the inlet light source (6) and the inlet camera (7) are fixed to the inlet camera portal frame (10) respectively. An outlet camera support (11) is installed at an inlet and an outlet of the conveying roller way (1), and an outlet light source (8) and an outlet camera (9) are respectively fixed on the outlet camera support (11). The electromagnet magnetism is adjusted through visual analysis, the phenomena of less attraction and more attraction of the electromagnet can be avoided, and automatic operation of the unstacker is achieved.

This invention discloses a packing strap cutting device for an automatic steel pipe unpacking, sorting, and transfer system. The device includes a horizontal moving mechanism, a lifting mechanism mounted at the bottom of the horizontal moving mechanism, a swinging mechanism mounted at the lower end of the lifting mechanism, a rotating mechanism connected to the bottom of the swinging mechanism, and a cutting mechanism connected to the bottom of the rotating mechanism. A cutting guide fine-tuning mechanism is mounted on the cutting mechanism. This invention features a reasonable structural design, enabling rapid and precise cutting of the packing straps, facilitating the unpacking of bundled steel pipes. The entire process is automated, improving work efficiency and saving labor costs.

The application provides a corpse automatic transfer device, which comprises a base body, a moving assembly, a bearing support and a moving and transferring assembly, wherein the base body comprises a bottom plate; the moving assembly is connected to one side of the bottom plate; the bearing support is connected to the side of the bottom plate away from the moving assembly, and the bearing support comprises a first guide rail which is arranged perpendicularly to the bottom plate; and the moving and transferring assembly is connected with the first guide rail and can move along the first guide rail. The multi-faceted feature data acquisition system provided by the application at least solves the problem of low automation degree of corpse transfer in the prior art.

To achieve the above objectives, this utility model provides an integrated device for demolding and surface treatment of cured wind turbine blades, comprising: a supercritical CO2 (carbon dioxide) demolding unit, including: a reaction vessel for containing the cured blade and mold; and a fluid system connected to the reaction vessel via pipeline, the fluid system including a CO2 storage tank, a high-pressure pump, and a heater; a laser surface treatment unit, including: a laser; an optical path system including a reflector and a focusing lens to guide and focus the laser emitted by the laser onto the surface of the cured blade; and a defect detection system including a collecting mirror and a spectrometer; wherein the laser surface treatment unit is located downstream of the supercritical CO2 demolding unit. This utility model fundamentally solves the problems of process separation and low efficiency in existing technologies by physically integrating the supercritical CO2 demolding unit and the laser surface treatment unit into a single structure.

The utility model relates to the technical field of workpiece production, and provides an automatic appearance detection device for rod workpieces, which comprises a workbench provided with a fixed seat, a feeding unit, a conveying unit, a first detection unit, a second detection unit and a sorting unit; wherein the fixed seat is used for supporting a workpiece, and the feeding unit is used for feeding the workpiece; the first detection unit is provided with a first visual detection piece, and the first visual detection piece moves in the axis direction of the workpiece to conduct visual detection on the surface of the workpiece; the second detection unit is provided with a second visual detection piece, a third visual detection piece and a rotating wheel, the rotating wheel drives the workpiece to rotate, the second visual detection piece conducts full-circumferential surface visual detection on the workpiece, and the third visual detection piece conducts visual detection on the two ends of the workpiece; the sorting unit is used for sorting the detected workpieces; through the arrangement, a complete automatic detection system is constructed; the labor cost is reduced, and the detection efficiency and the result consistency are greatly improved.

The invention relates to the technical field of vacuum evaporation equipment, in particular to an anti-sputtering mechanism for a condenser pipe of a vacuum evaporator, which comprises a shell and a condenser pipe fixedly mounted on the inner wall of the shell, a baffle is fixedly mounted at the position of the condenser pipe in the shell, and a guide plate is further fixedly mounted on the inner wall of the shell. And a drainage mechanism is arranged between the flow guide plate and the shell and is used for discharging condensate water in real time. The baffle, the flow guide plate and the drainage mechanism are arranged on the periphery of the condensation pipe, the baffle forms a barrier, metal steam can smoothly pass through and fully exchanges heat with the condensation pipe, meanwhile, liquid drops and impurities splashed from the surface of the condensation pipe during vacuum removal can be effectively blocked, and therefore the risk that products are polluted is greatly reduced. The condensate water can be rapidly collected into the drainage mechanism through the guide plate, rapid collection and drainage of the condensate water are achieved, and the influence of the condensate water on follow-up vacuumizing is avoided.

The utility model relates to the technical field of upper trim panel assembly in the automobile industry, and discloses coil spring assembly inertia lock assembly equipment which comprises an equipment body, an automatic coil spring seat feeding module is arranged on the left side of the upper surface of the equipment body, and an automatic coil spring feeding module is arranged in the middle of the upper surface of the equipment body. And a coil spring and injection molding part assembling module is arranged on the left side of the upper surface of the equipment body. According to the coil spring assembly inertia lock assembling equipment, through the arrangement of multiple sets of modules, the six-axis mechanical arm drives and clamps to achieve automatic operation, the cooperation of the six-axis mechanical arm is adopted to simulate manual actions, assembling of a coil spring base and an inertia lock is achieved, meanwhile, interference assembling of a coil spring and the coil spring base is achieved, the labor intensity of workers is reduced, and the product stability is guaranteed; according to the automatic assembling device, the automatic assembling function is achieved, the assembling operation speed is effectively increased, the product yield is increased, stability is good, and the production efficiency and the product quality are effectively improved.

This invention relates to a packaging box conveying and feeding mechanism, comprising a box storage assembly and a box suction assembly. The box storage assembly includes a mounting base with a conveyor belt. Multiple toothed grooves are continuously arranged on the conveying surface of the conveyor belt, with equal spacing along its length. Folded boxes are inserted into these toothed grooves by their sides, thus forcibly confining each box to its corresponding groove in the conveying direction. An inner baffle is located on the inner side of the conveyor belt, with the bottom of the box abutting and aligned with it. This invention eliminates the fan-shaped effect caused by uneven box thickness through the combined limiting effect of the toothed grooves and the inner baffle, ensuring that each box reaches a consistent height at the output end. The suction cup can accurately and stably pick up each box individually, effectively improving packaging efficiency and equipment reliability. This invention is compact, easy to adjust, and suitable for the automated supply of various foldable packaging boxes.

This utility model relates to the field of warehousing and transportation vehicle technology, and discloses a warehousing and transportation vehicle with guiding function, including a vehicle body, a guiding component at the bottom of the vehicle body, movable wheels fixedly installed at the bottom of the vehicle body, a lighting lamp installed at one end of the vehicle body, a heat dissipation plate fixedly installed at the other end of the vehicle body, and a vertical plate fixedly installed on the top of the vehicle body. The scanned goods are identified by a scanning control panel, and the vehicle automatically plans a route. An electromagnetic navigation board emits signals to automatically start the drive motor and stepper motor. The steering mechanism drives the rotating shaft to rotate, allowing the drive wheels to move. This enables the two drive wheels to drive the entire device to operate automatically inside the warehouse, reducing manual intervention. It can handle the inbound and outbound transportation, handling, and storage of goods, improving warehouse space utilization and logistics processing capacity, and increasing operational efficiency and accuracy.

The application provides a key thread bushing automatic installation tool, and belongs to the technical field of assembly tools for fastening. The installation tool comprises a mandrel and a force bearing sleeve. The front end of the mandrel is provided with an external thread, and the rear end of the mandrel is in transmission connection with a rotary power output mechanism. The force bearing sleeve is sleeved on the outside of the mandrel and can move relatively in the axial and circumferential directions. The front end of the force bearing sleeve is used for pressing a pin key. The rotary power output mechanism comprises a transmission shaft and a transmission sleeve which are guided in the axial direction and are in rotation-stopping cooperation in the circumferential direction. The transmission shaft or the transmission sleeve is matched with a direct-acting power output mechanism, so that the transmission shaft or the transmission sleeve applies a pulling force to the mandrel, thereby indirectly making the pressing end of the force bearing sleeve translate towards the pin key. The application can improve the installation efficiency, reduce the labor intensity, accurately control the installation position, has the functions of installation pressure and installation speed adjustment, installation force real-time monitoring, feedback and automatic compensation, saving, can guarantee the product installation consistency, and improve the quality reliability.

The utility model discloses a novel dust removal and purification device of a solid particle negative ion machine. The novel dust removal and purification device comprises a dust removal main body, an equipment inlet, a hopper, a negative ion machine, a nitrogen port and a discharge port, wherein the equipment inlet is arranged at the upper part of the dust removal main body, the hopper is arranged at the lower part of the dust removal main body, the hopper is provided with the discharge port, the negative ion machine is connected with the nitrogen port, and the nitrogen port is arranged at the lower part of the hopper; a dust collection tank is communicated with the dust removal main body through a connecting pipe, a discharge port and a fan are arranged at the upper part of the dust collection tank, and a slag discharge port is formed in the lower end of the dust collection tank. Therefore, the technical problems that the particle silicon size is not uniform, and the turbidity value uniformity is insufficient after electrostatic adsorption particle silicon products are subjected to dust removal can be solved.

The utility model relates to the technical field of sewage discharge equipment, and discloses a protection device for a sewage pump, which comprises a sewage pump main body, an upper shell, a support buffer component, a rotating ring, a cleaning component, a transmission component and a protection component, the upper shell is fixedly installed at the bottom of the sewage pump body, a pump shaft extending into the upper shell is rotatably installed in the sewage pump body, the rotating ring is rotatably installed on the upper shell in a sealed mode, and a plurality of water inlets are formed in the peripheral side of the sewage pump body. The cleaning assembly is arranged on the rotating ring and connected with the peripheral side of the sewage pump body, the cleaning assembly is matched with the multiple water inlets, and the transmission assembly is arranged in the upper shell and connected with the pump shaft and the rotating ring. The sewage pump has the following advantages and effects that the sewage pump can be effectively prevented from being blocked by sundries, has a buffering protection function, and can be comprehensively guaranteed to stably run.

The invention provides a culture method and device of anaerobic ammonia oxidation sludge particles and application, and belongs to the technical field of anaerobic ammonia oxidation. Iron-rich activated carbon is used as a carrier, sludge is inoculated, and a nutrient solution is added for sludge granulation culture; the preparation method of the iron-rich activated carbon comprises the following steps: impregnating biochar with a potassium ferrate solution, and drying to obtain potassium ferrate modified biochar; calcining the potassium ferrate modified charcoal in an anaerobic environment to obtain iron-rich activated carbon; the sludge contains microbial flora of Bacteroidota, Planctomycin and Chloroflexi, and the microbial flora of Bacteroidota, Planctomycin and Chloroflexi is used as a raw material. According to the present invention, iron-rich active carbon is adopted as a carrier, AL-2 and c-di-GMP bi-component quorum sensing signal molecules secreted by flora and other EPS with high protein content ratio are adopted, and Chloroflexi filamentous structure and gliding movement ability are adopted to promote the copolymerization of the three bacteria, such that the granulation of the anaerobic ammonium oxidation bacteria important family member Planctomycin is promoted.

This utility model relates to the field of vacuum suction tray technology, and more particularly to an automatic cleaning vacuum suction tray structure. It includes a cleaning bucket, with mounting brackets symmetrically arranged on its upper and lower sides. The inner wall of one side of the upper mounting bracket has a sliding groove, and each mounting bracket contains a drive assembly. The upper drive assembly is connected to a material placement and water-spinning component, while the lower drive assembly is connected to a cleaning component. After cleaning, this utility model activates a second motor to drive a rotating roller at high speed, using centrifugal force to remove the cleaning liquid temporarily remaining on the vacuum suction tray. It effectively removes residual liquid from the grooves, avoiding the inconvenience of manual water removal required in traditional methods. This solves the problems of low efficiency and inconsistent results associated with manual operation, providing favorable conditions for subsequent drying, ensuring drying effectiveness, and improving product quality.

This utility model relates to a water-sealing device with floats. The device includes a liquid-sealed water tank and a secondary water tank, which are connected by a connecting pipe. A valve is installed on the connecting pipe. The water-sealing device includes two sets of floats connected by connecting rods, respectively disposed in the liquid-sealed water tank and the secondary water tank. The middle part of the connecting rod is connected to a sliding mechanism in a sliding pipe, and the sliding mechanism is connected to the valve on the connecting pipe. The liquid level change of the floats drives the sliding mechanism to control the opening and closing of the valve, realizing automatic water replenishment from the secondary water tank to the liquid-sealed water tank. The water-sealing device also includes a pressure roller assembly for squeezing out liquid from the fabric. The water-sealing device provided by this utility model, through the automatic control of the float assembly, solves the problem of liquid level drop in the liquid-sealed water tank during continuous operation due to moisture loss from the fabric, ensuring stable and reliable sealing performance of the water-sealing device.

The invention is applicable to the technical field of film blowing machines, and provides a winding mechanism for a film blowing machine, which comprises a base, and an upper roller unit, a lower roller unit and a winding unit are arranged on the base; the upper roller unit comprises a fixed shaft connected to the two end walls of the base, rotatable extension rods are arranged at the two ends of the fixed shaft correspondingly, and sliding rods are arranged on the extension rods in a sliding mode and used for lifting a winding roller. The roll unloading unit comprises a plurality of turntables rotationally connected to the end wall of the base, eccentric rods are arranged on the turntables, the eccentric rods located at one end of the base are rotationally connected to the same unloading seat, and the unloading seat carries out roll unloading operation on the wind-up roll; the rolling unit comprises an extrusion base arranged on the top of the base in a sliding mode, and a blade capable of horizontally moving in a reciprocating mode is arranged on one side of the extrusion base. Therefore, continuous operation of procedures such as rolling, cutting and roll changing can be achieved, it can be guaranteed that the roll changing process is stable and continuous, and the stability of the initial rolling stage is further improved.

This invention relates to the field of machine learning, providing a method, system, and electronic device for rock damage identification. The method includes: acquiring multi-stage damage data of a rock under test, wherein the multi-stage damage data is acquired through a piezoelectric sensing element disposed on or inside the surface of the rock under test; constructing an original dataset based on the multi-stage damage data; and inputting the original dataset into a pre-constructed convolutional neural network model to obtain the damage identification result of the rock under test. This invention addresses the shortcomings of related technologies, such as the easy loss of key damage details like local spectral deformation and peak shift, enabling real-time, non-destructive, and continuous monitoring of rock damage. It automatically extracts damage features and accurately classifies damage at each cycle stage from initial loading to final failure, providing reliable technical support for early warning of geotechnical engineering disasters.

The invention provides a radar fault diagnosis and self-tuning method based on deep reinforcement learning, and relates to the technical field of radar fault diagnosis. Comprising the steps of constructing a simulation environment, a single-photon laser radar system model, a teacher strategy network model and a student strategy network model; a target training data set is obtained through simulation of the single-photon laser radar system model; training a teacher strategy network model based on a particle resampling algorithm through the target data set to obtain a target teacher strategy network model; training the student strategy model through the teacher strategy network model to obtain a target student strategy model; and through interaction between the student strategy network model and the real radar, fault diagnosis information and equipment health degree information are generated, and a control strategy and self-tuning are output according to the information. According to the method, the target student strategy model can be obtained through training to realize early prediction and accurate classification of radar potential faults, and the optimal parameter adjustment strategy can be automatically executed when the faults occur or before the faults occur.

The utility model provides a kind of material box feeding device and material box transport line, it is related to the technical field of product production transport system, including bunker assembly, material blocking component and material distributing component;Bunker assembly has the channel of discharging;Material blocking component includes material blocking component mounting bracket, rotating mechanism and at least two baffle;Baffle extends along horizontal direction, every two baffle is arranged in the outside of opposite sides along horizontal direction in the channel of discharging and all baffle is at the same height;Rotating mechanism is installed in material blocking component mounting bracket, drives all baffle to rotate in horizontal plane to make baffle support or release the box body rim of the bottom layer or the next bottom layer material box in the channel of discharging;Material distributing component includes lifting mechanism and clamping mechanism;Clamping mechanism is connected with the execution end of lifting mechanism, clamps or releases the box body rim of the bottom layer material box in the channel of discharging.The utility model alleviates the problem that effective, accurate material distribution cannot be carried out to the material box stacked up and down in prior art.

The utility model discloses a kind of efficient purification devices for nervonic acid production, including separation bucket, the bottom end of separation bucket is clamped and is equipped with firm base, the inner wall of separation bucket is equipped with several guide vanes, the bottom end of separation bucket is penetrated firm base, the bottom end of firm base is equipped with purification box, the inner wall of purification box is equipped with distillation bucket, the outside of distillation bucket is equipped with several filter channels, the bottom end of distillation bucket is equipped with low-temperature crystallization bucket;From the primary interception of large-particle impurities of primary filter screen in the top end of separation bucket, to the accurate filtration of fine impurities by transition pipe inner filter ball surface separation filter screen, again to the depth purification of porous sieve plate in distillation bucket outside filter channel, different particle size impurities in material can be removed comprehensively, effectively avoid the influence of impurity residue on nervonic acid purity, compared with single filtration mode, the purity of product is improved, meet the strict requirement of biomedical, high-end health care product etc. to nervonic acid high purity.

The application discloses a device and a use method for assisting droplet generation, wherein one way of the output end of a gas storage unit is connected to a pressure applying device, and the other way is connected to external atmosphere, gas is delivered into a droplet generation unit through the pressure applying device, and an airtight connection can be formed between the pressure applying device and the droplet generation unit, pressure construction and droplet preparation process can realize full-process automation, in the process of use, firstly, the gas pressure of the gas storage unit is increased to a preset value greater than a target value, then the pressure increasing of the gas storage unit is stopped, then the gas storage unit is gradually exhausted to the atmosphere through control, so that the gas pressure in the gas storage unit gradually decreases, the influence of the rapid flow of gas on the accuracy of real-time gas pressure detection in the pressure feedback control process can be effectively avoided, the accuracy and stability of providing the positive pressure of the target value of the gas pressure to the droplet generation unit are improved, and the reliability of the droplet generation unit in completing the droplet preparation of a specific volume of dispersed phase reagent at a specific time under a specific pressure is ensured.

The invention discloses a centrifugal drive integrated micro-fluidic chip integrating LAMP (loop-mediated isothermal amplification) and CRISPR-Cas12b (clustered regularly interspaced short palindromic repeats) and application of the centrifugal drive integrated micro-fluidic chip, and relates to the technical field of biological chips and virus detection, and the centrifugal drive integrated micro-fluidic chip is provided by integrating nucleic acid extraction / purification, LAMP isothermal amplification and CRISPR-Cas12b specific detection in a single chip. By utilizing the chip, rapid, high-sensitivity, high-specificity and low-pollution detection of the EB virus EBNA1 gene is realized. The method is time-saving and labor-saving, the whole detection process can be completed within 45 minutes, professional operators are not needed, and the method has obvious advantages in detection speed and operability. The scheme has important application value for disease control field screening, rapid shunting of primary medical treatment and early warning and monitoring of tumor-related pathogens.

This invention relates to the field of wastewater treatment technology and discloses a phosphate wastewater purification and treatment device, including a reboiler with an inner cavity containing a feed chamber and a reaction chamber. The feed chamber is equipped with a connecting pipe and a flow control system, and the reaction chamber contains a float that can rise and fall with the liquid level. The rise and fall of the float triggers the opening and closing of the flow control system, realizing the automatic proportioning and dosing of wastewater and reagents. When the liquid flow converges, the air bladder ring rises with the liquid level, automatically triggering the valve plate to close the inlet and the shut-off valve rod to insert into the throat, cutting off the feed channel. When the liquid level drops, the air bladder ring falls back, triggering the valve plate to open the inlet and the shut-off valve rod to exit the throat, reopening the feed channel. This invention achieves automatic proportioning and dosing without manual intervention, reducing the operational burden and safety risks, avoiding reagent waste and incomplete reaction, and improving the stability and reliability of the phosphorus removal reaction.