26results about How to "Simple control" patented technology

This utility model relates to an intelligent water temperature control module, characterized by comprising a flow regulation module, a pressure balancing module, and a temperature control module. The flow regulation module includes a first valve seat and a flow regulating valve core. The first valve seat has a first cold water inlet channel, a first hot water inlet channel, a flow regulating valve core mounting cavity, a first cold water outlet channel, and a first hot water outlet channel. The pressure balancing module includes a second valve seat and a balancing valve core. The second valve seat has a second cold water inlet channel, a second hot water inlet channel, a balancing valve core mounting cavity, a second cold water outlet channel, and a second hot water outlet channel. The temperature control module includes a third valve seat and a temperature control valve core. The third valve seat has a third cold water inlet channel, a third hot water inlet channel, a temperature control valve core mounting cavity, a mixing chamber, and a mixed water outlet channel. Each module exists independently and is independently controlled, simplifying the control method, reducing control and manufacturing difficulty, improving the control accuracy of water flow and temperature, and allowing for selection and combination of different modules.

The application provides an integrated aircraft refueling lamp, and belongs to the technical field of illumination design of an aircraft in-flight refueling system, and specifically comprises a shell assembly, a light source assembly, a driving assembly and a light source regulator, the shell assembly comprises a shell and first and second cavities arranged in the shell, the light source assembly is arranged in the first cavity, the driving assembly and the light source regulator are arranged in the second cavity, the light source assembly, the driving assembly and the light source regulator are sequentially connected, the light source assembly is provided with a refueling probe illumination mode and a conical sleeve floodlight illumination mode, the driving assembly is used for dividing voltage and controlling constant current, and the light source assembly is used for stabilizing input voltage when light intensity is changed. Through the processing scheme, the airborne equipment has the advantages of light weight, integration, low cost and simple control.

This invention provides an air guiding device, an air conditioner, and a control method. The ventilation equipment has an air outlet. The air guiding device includes a rotating shaft and air guiding components. The rotating shaft is rotatably mounted at the air outlet. Multiple air guiding components are arranged alternately along the circumference of the rotating shaft. When the rotating shaft rotates, the multiple air guiding components can rotate synchronously. By controlling the rotating shaft to rotate to different angles, the air outlet can achieve simultaneous upward and downward airflow, upward airflow alone, and downward airflow alone. The airflow volume of the air outlet can be adjusted by adjusting the rotation angle of the rotating shaft. The structure and control method are simple, occupy little space, and have stable movement. The two sides of the first air guiding component in the thickness direction are both airfoil-like structures, and the connection between the air guiding component and the rotating shaft is smoothly transitioned to reduce air resistance. The target rotation angle of the rotating shaft is determined according to the current position and target position of the air guiding component. By controlling the rotating shaft to rotate to the target rotation angle, the air outlet can be in the target state.

The utility model discloses an automatic closing ice outlet device based on gravity effect and ice maker thereof, including shell, ice storage basket and spiral ice outlet mechanism, install ice storage basket in the shell, the ice storage basket upper side outer edge is provided with the ice outlet that downward extension is used for the ice block automatic sliding of ice block along the side surface on the shell to the corresponding, spiral ice outlet mechanism is set up in the shape of inclination, to push out the ice block that the ice storage basket cavity stores from the ice outlet through the rotation spiral axle, the ice outlet upper side is hanged with the ice outlet door that both ends rotate and articulate in the ice outlet both sides, and the whole side surface export is automatically sealed with the ice outlet door with the gravity, the ice block that spiral ice outlet mechanism pushes out along the axial direction of spiral axle pushes the ice outlet door, and the articulated pivot is the pivot center with the upper side and turns over and opens the ice outlet conveniently, and the ice block automatically slides and falls along the side surface, realize the automatic closing ice outlet, simplify the ice control structure.

This utility model relates to the technical field of air dehumidification systems, specifically disclosing a low-energy, precision-controlled low-temperature dehumidifier system. The system includes a dehumidification channel, heat pipes, an evaporator, a condenser, a compressor, an expansion valve, a heat exchanger, a low-temperature storage tank, a first pump body, a first valve body, a second pump body, and a second valve body. The heat pipes include a heat-absorbing section and a heat-releasing section. The heat-absorbing section, evaporator, heat-releasing section, and condenser are sequentially arranged within the dehumidification channel along the gas flow direction. The heat exchanger has a first heat exchange channel and a second heat exchange channel that can exchange heat with each other. One end of the first heat exchange channel, the compressor, the condenser, the expansion valve, and the other end of the first heat exchange channel are sequentially connected. One end of the second heat exchange channel, the low-temperature storage tank, the first valve body, the first pump body, and the other end of the second heat exchange channel are sequentially connected. The evaporator, the low-temperature storage tank, the second valve body, and the second pump body are sequentially connected. This utility model simplifies the control method of evaporator refrigeration and reduces manufacturing costs.

This utility model belongs to the technical field of mixed gas-liquid fluid equipment in the medical instrument industry and industrial automation industry, and provides an automatic drainer, including an upper valve body, a lower valve body, an elastic reset component, and a valve core component. Compared with traditional electronic timed discharge devices or discharge devices composed of liquid level sensors, this application has a reasonable structural design, reduces electronic sensors, has a small overall size, automatically detects liquid level and automatically discharges, and achieves the function of discharging liquid without venting air. At the same time, the control method is simple, does not require circuit control wiring, and the product is safer to use, has a longer lifespan, and lower operating costs.

The application relates to a star ceiling control method, a star ceiling control device, a star ceiling control equipment and a storage medium, and belongs to the star ceiling field, wherein the star ceiling control method comprises the following steps: in response to a control instruction, the control instruction is analyzed, and a lamp effect configuration is updated; and a lamp effect is generated according to the analyzed instruction and is executed. The star ceiling control method of the application realizes wireless and intelligent lamp effect regulation and control of the star ceiling through Bluetooth (BLE) and light voice control, has special effects such as constellations and meteors, supports flexible adaptation of 256 / 512 lamp beads, and realizes binding of special effects and custom instructions.

This invention provides a front-end treatment device for electroplating wastewater contaminated with heavy metals, relating to the field of electroplating wastewater technology. The device includes a first treatment chamber, a transmission chamber, a mounting rod, a permanent magnet, a connecting rod, a second treatment chamber, a connecting pipe, and a stirring assembly. This invention uses neodymium iron boron (NdFeB) permanent magnets as the core element for heavy metal adsorption. These magnets possess extremely strong magnetic adsorption properties, rapidly adsorbing magnetic heavy metal ions such as iron, nickel, and cobalt, as well as pollutants containing magnetic components, from electroplating wastewater. Simultaneously, the permanent magnets are driven by a swing assembly to oscillate reciprocally at an angle of 30–60°. Combined with the opposite polarity of adjacent permanent magnets, a dynamically changing magnetic field environment is formed. This not only expands the magnetic field coverage but also avoids the formation of adsorption saturation regions, significantly improving the capture efficiency of heavy metal ions. The titanium alloy or polyvinyl chloride corrosion-resistant protective shell on the outer surface of the permanent magnets ensures magnetic stability and extends service life, guaranteeing long-term and efficient heavy metal separation.

The utility model relates to the technical field of marine ranches, and discloses an automatic netting covering system which comprises a net cage frame and further comprises a covering module, the covering module is composed of a covering assembly and a control rope, and the control rope is divided into a covering part, a rotating part, a covering connecting part and a rotating connecting part through a direction adjusting roller set. The sealing cover connecting part and the rotary connecting part are independently dragged through a winding module A and a winding module B. The top face of the net cage frame is fixedly connected with two end frames, and the sealing cover part penetrates through hole bodies in the side faces of the end frames and is in sliding connection with the end frames. By means of the mode that the lifting tractor drives the net cage frame to descend, by means of the distance change between the net cage frame and the rolling module, the net cage frame drives the cover net to move according to the control track to achieve closing, the movement track of the net cage frame and the movement track of the cover net are coupled, and the control mode is simplified; and the problem of traction fracture caused by insufficient control precision due to speed difference adjustment is avoided.

The application discloses a genetically engineered bacterium capable of regulating the content of lactic acid component in polyhydroxyalkanoate, characterized in that the genetically engineered bacterium is a gene pct controlled by an m2 promoter cp The gene is integrated into the genome of the E. coli, and a recombinant strain WJ01 is constructed; then, the recombinant strain WJ01 is used as a starting strain, a pTrc99aABC plasmid and a pBAD-PTrc-lepgt plasmid are introduced into the recombinant strain WJ01 by calcium transformation to obtain a production strain. The application further discloses a construction method of the genetically engineered bacterium and application of the genetically engineered bacterium. The genetically engineered bacterium obtained by the method has little influence on cell growth, and polyhydroxyalkanoate with different contents of lactic acid component can be obtained.

The utility model relates to the technical field of tobacco leaf airing, in particular to a non-partition flat layer temperature control cigar airing device which comprises an airing frame, a temperature control device and a temperature control device. The lifting devices are symmetrically arranged on the two sides of the airing rack, each lifting device comprises a plurality of guide rods and conveying chains, the guide rods transversely extend along the edge of each layer of airing rack, and the conveying chains are connected end to end to form a closed conveying loop and distributed along the guide rods to form an S-shaped path so as to achieve vertical movement; the clamping device comprises clamping pieces and a hanging rod, the multiple clamping pieces are evenly distributed along the path of the conveying chain, the two ends of the hanging rod are detachably connected with the two symmetrically-arranged clamping pieces respectively, tobacco leaves are hung on the hanging rod, and the tobacco leaves move up and down through the conveying chain, so that ascending and descending of the airing rack are achieved.

The application belongs to the technical field of liquid crystal lens and relates to a liquid crystal Fresnel lens and an electronic product. The application provides a liquid crystal Fresnel lens, which comprises a first substrate, a first electrode layer, a first orientation layer, a liquid crystal layer, a second orientation layer, a second electrode layer and a second substrate arranged in sequence; the first electrode layer is a surface electrode; the second electrode layer comprises a plurality of electrode units arranged in sequence from the center to the edge of the second electrode layer; the electrode unit comprises a first potential distribution line and a second potential distribution line; the first potential distribution line is provided with a first position and a second position, and the second potential distribution line is provided with a third position and a fourth position; and the application can significantly improve the optical effect of the liquid crystal Fresnel lens.

The invention discloses a phase change energy storage rolling driving system for a high-speed dynamic platform, which comprises a high-speed dynamic test platform, an intermediate mechanical transmission device, a blade oscillating cylinder, a phase change energy storage assembly, a hydraulic servo system and an electrical control system, the high-speed dynamic test platform is a supporting mechanism of a tested piece, a phase change energy storage assembly, an intermediate mechanical transmission device, a blade swing cylinder, a hydraulic servo system and an electrical system, and a sub-supersonic speed dynamic environment is achieved through electromagnetic launching, gunpowder propelling and high-pressure gas driving modes. The intermediate mechanical transmission device is a connecting mechanism between the driving device of the blade swinging cylinder and a tested piece, and realizes rolling movement through the blade swinging cylinder; the phase change energy storage assembly generates high-pressure gas through carbon dioxide phase change and breaks through a rupture disk to drive a piston type energy accumulator to generate a high-pressure oil source to drive a blade swing cylinder. The blade oscillating cylinder is controlled by a hydraulic servo system, and any attitude angle and angular velocity control rule of the tested piece is realized by adopting a waveform iterative algorithm.

A full mode flutter double cable support device belongs to the technical field of wind tunnel flutter test, and aims to solve the problem of complex structure and movement control mode of the existing full machine flutter test support device. The device comprises a support frame, which is installed on a bending knife mechanism of a test section. A lead screw is rotatably arranged on the support frame, and the lead screw is in threaded connection with a nut. A rear end mounting plate is connected with the nut. Steering pulleys are rotatably arranged at the upper and lower ends of the support frame. The tail of a model is connected with a rear mounting seat through two rear end steel cables which pass through the two steering pulleys. The front part of the model is connected with the left and right wall plate ends of the test section through a front end steel cable. The attack angle of the model can be adjusted by driving the rear end connecting plate to move up and down through the lead screw, so that the control mode of the flutter support system when adjusting the attack angle of the model test is greatly simplified, and the operation is convenient.

The present application relates to the field of aerospace technology, in particular to a kind of deployment testing device under thermal vacuum environment, including support mechanism, sliding mechanism and compression release mechanism;Support mechanism is placed in fixed surface, sliding mechanism is arranged on the upper surface of support mechanism, lifting mechanism is arranged at one end of support mechanism, and is connected with sliding mechanism, sliding mechanism is used to guide when lifting mechanism is deployed;Compression release mechanism is at least one and is arranged in support mechanism, and is communicated with power supply, initially, compression release mechanism is used to compress lifting mechanism, after power on, compression release mechanism releases lifting mechanism.The deployment testing device under thermal vacuum environment provided by the present application significantly improves the accuracy and reliability of test results, and provides strong guarantee for the effectiveness of solar wing on-orbit deployment.

The application provides a low-temperature drying system and a balance adjustment method with heat and cold balance adjustment functions, which can adjust the actual supplied heat and cold according to the required heat and cold, realize accurate control of the heat and cold, and further improve the drying condensation effect and efficiency of the low-temperature drying system. In the low-temperature drying system, a hot water pump and a valve A are sequentially arranged on a hot water pipeline between a heat exchanger and a low-temperature drying system heat exchange module heater; a cold water pump and a valve B are sequentially arranged on a cooling water pipeline between a cooling tower and a low-temperature drying system heat exchange module cooler; a temperature and humidity sensor A is arranged on a return air pipeline of the heat exchange module and used for monitoring the temperature and humidity of return air; temperature and humidity sensors B are arranged on air inlet and outlet pipelines of the cooler and used for measuring the temperature and humidity of air before and after the cooler.

The application provides a register device, an air conditioner and a control method. The register device comprises a rotating shaft and a plurality of registers. The rotating shaft is rotatably arranged at an air outlet. The registers are arranged on the rotating shaft in a circumferential direction of the rotating shaft. When the rotating shaft rotates, the registers rotate synchronously. When the rotating shaft rotates to different angles, the air outlet can be closed, air can be discharged upward and downward simultaneously, air can be discharged upward alone, and air can be discharged downward alone. The air volume of the air outlet can be adjusted by adjusting the rotating angle of the rotating shaft. The structure and control method are simple, the occupied space is small, and the movement is stable. The two side surfaces of each register in the thickness direction are wing-shaped structures. The registers and the rotating shaft are connected smoothly, reducing the air resistance when air passes through. The target rotating angle of the rotating shaft is determined according to the current position and the target position of the register. The rotating shaft is controlled to rotate to the target rotating angle, so that the air outlet is in the target state.

The invention relates to the technical field of spaceflight, in particular to an unfolding test device in a thermal vacuum environment, which comprises a supporting mechanism, a sliding mechanism and a pressing and releasing mechanism, the supporting mechanism is placed on the fixed face, the sliding mechanism is arranged on the upper surface of the supporting mechanism, the lifting mechanism is arranged at one end of the supporting mechanism and connected with the sliding mechanism, and the sliding mechanism is used for guiding the lifting mechanism when the lifting mechanism is unfolded. The at least one pressing and releasing mechanism is arranged on the supporting mechanism and communicated with the power source, at the beginning, the pressing and releasing mechanism is used for pressing the lifting mechanism, and after being powered on, the pressing and releasing mechanism releases the lifting mechanism. According to the unfolding test device in the thermal vacuum environment, the accuracy and the reliability of a test result are remarkably improved, and a powerful guarantee is provided for the effectiveness of solar wing on-orbit unfolding.

This utility model relates to a toilet equipped with a dual-membrane negative pressure collector. The dual-membrane negative pressure collector has a collection chamber, an inlet chamber with a collector inlet, and an outlet chamber with a collector outlet within its housing. A first valve sealing pair is provided between the inlet chamber and the collection chamber, and a second valve sealing pair is provided between the collection chamber and the outlet chamber. The collection chamber is equipped with a gas distribution valve. The first valve sealing pair is a completely sealed pair when closed, including a first sealing port and a first sealing diaphragm. The second valve sealing pair is a partially sealed pair when closed, including a second sealing port and a second sealing diaphragm. Both the first and second sealing diaphragms are curved surfaces bulging towards their respective sealing ports. When this collector is applied to toilet waste disposal, its collector inlet is connected to the toilet's waste outlet, and its collector outlet is connected to a negative pressure pipeline. This utility model can reduce negative pressure consumption while reducing noise, construction costs, and other increases in operating costs.

The invention relates to a liquid metal three-dimensional porous electrode based on fluidity regulation and control. The liquid metal three-dimensional porous electrode comprises a three-dimensional porous substrate, the liquid metal layer is arranged on the three-dimensional porous substrate, and the liquid metal layer and the three-dimensional porous substrate form a conductive network; wherein the fluidity of the liquid metal layer can be regulated and controlled through the temperature, and the liquid metal layer can be uniformly coated on the three-dimensional porous matrix in different flowing states, so that based on the setting, the regulation and control effect of the temperature on the fluidity of the liquid metal can be utilized to realize accurate control on an electro-catalysis reaction path; particularly, hydroxylamine is prepared in a high-selectivity manner in a nitrate reduction reaction.

The utility model discloses an electric power direct-current high-voltage generator which comprises a bottom box, a supporting frame, a lifting assembly, a bearing platform, a guide assembly, a rocker and a voltage-multiplying cylinder. The supporting frame comprises a base and a vertical frame fixedly installed in the middle of the base, a transversely-arranged installation plate is arranged in the lower section area of the vertical frame, a lifting assembly is installed between the installation plate and an ejector rod of the vertical frame, and the lifting assembly is connected with a bearing platform. The lifting assembly adopts a lifting mode combining lead screw transmission and a flexible traction structure and can adjust the lifting height of the bearing platform, a rocker used for controlling the lifting action of the lifting assembly is installed on one side of the outer portion of the vertical frame, and a pressure doubling cylinder is detachably connected to the bearing platform. The voltage doubling cylinder is connected with a direct-current high-voltage generator control mechanism located outside the supporting frame through a cable, and a bottom box located on one side of the vertical frame is arranged on the base. The platform is suitable for working scenes with various height requirements, and use obstacles caused by limitation of the height of the platform are reduced.

This invention discloses an automatic feeding and cleaning experimental device, comprising a cage installation system, a mobile platform system, and a screw feeding system and an automatic flushing system integrated on the mobile platform. The mobile platform system moves precisely along the cage arrangement direction via lead screws and linear guides, driving the screw feeding system to sequentially feed each cage quantitatively using a stepper motor. Simultaneously, the automatic flushing system operates accordingly, with high-pressure nozzles rinsing the cleaning tray below and a bottom scraper removing adhering feces; wastewater is then discharged through a drain outlet. This device is centrally controlled by a PLC controller, allowing for preset feeding and cleaning programs, achieving coordinated automated operation of feed delivery and feces cleaning. It features a compact structure, precise operation, and fully unattended operation, making it particularly suitable for long-term animal husbandry and management in special experimental environments such as simulated high-altitude areas and closed ecological chambers.

The utility model discloses a micro -electronic pressure controller, including valve base, and the proportioning valve and pressure feedback module are equipped with side -by -side in valve base top, and pressure feedback module includes circuit board and the pressure sensor integrated on circuit board, and the proportioning valve is equipped with proportioning valve air inlet and proportioning valve air outlet, and the valve base is equipped with the valve base air inlet pipeline for intercommunication air source and the valve base air outlet pipeline for conveying steady voltage gas, and the inside of valve base is equipped with the valve base air inlet for communicating with proportioning valve air inlet and the valve base air outlet for communicating with proportioning valve air outlet, and the valve base still is equipped with pressure sensing channel for installing pressure sensor, and pressure sensing channel communicates with valve base air outlet pipeline, and the above -mentioned design solves the technical problem that the import electronic pressure controller procurement price is high, and there is no standard spare replacement when maintaining inside.

A kind of pure electric underground mine car power assembly, including traction motor and reducer, traction motor is arranged above the reducer, the output shaft of traction motor is downward and is connected with the input shaft of reducer by spline;First gear and second gear are equipped on the input shaft of reducer, third gear and first conical gear are equipped on the transmission shaft of reducer, second conical gear is equipped on the output shaft of reducer, first gear is engaged with third gear, power is transmitted to first conical gear after one-stage speed change, first conical gear is engaged with second conical gear, further speed reduction is increased by the engagement of first conical gear and second conical gear, and the direction of rotation is changed, and finally power is output through the output shaft of reducer;Second gear is engaged with oil pump gear, drives oil pump after one-stage speed reduction, and the oil pressure established by oil pump is used to lubricate and cool the reducer.

The invention provides a multidirectional motor operation protection platform, and relates to the technical field of motors. The top of the supporting structure is fixedly connected with the storage mechanism, the supporting structure is movably connected with the connecting structure, the connecting structure is movably connected with the driving mechanism, the driving mechanism is movably connected with the linkage structure, one end of the linkage structure is movably connected with the ventilation structure, and the limiting structure is fixedly connected into the supporting structure. The limiting structure is movably connected with the adjusting mechanism, the adjusting mechanism is attached to the ventilation structure, the ventilation structure comprises a rotating column, a transmission belt, a rotating disc and fan blades, the two ends of the transmission belt are movably connected with the rotating column and the rotating disc respectively, the rotating disc is fixedly connected to the fan blades at the same time, and the rotating column can control the fan blades to rotate while rotating. And the fan blades drive air to circulate, so that the cooling efficiency of the motor during working can be effectively improved, and the situation that the temperature of the motor during working is too high is avoided.