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32results about How to "Control works" patented technology
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Hydraulic control device for hybrid power transmission
ActiveCN101994825AHigh transmission efficiencyImprove cooling effectGear lubrication/coolingGearing controlElectric power transmissionLubrication
The invention discloses a hydraulic control device for a hybrid power transmission, wherein a main oil-way is respectively connected with a lubricating oil-way, a clutch control oil-way and an electromagnetic valve control oil-way, the main oil-way is connected with a cooling and lubricating oil-way through an unloading valve, the cooling and lubrication oil-way is connected with a valve core control oil port of the unloading valve at the same time, the oil outlet of the unloading valve is respectively connected with an oil inlet of an overflow valve and the clutch control oil-way, the oil outlet of the overflow valve is connected with the lubricating oil-way, the clutch control oil-way is respectively connected with oil inlets of proportional reducing valves A and B, a reducing valve is arranged between the electromagnetic valve control oil-way and the main oil-way, the electromagnetic valve control oil-way is respectively connected with valve core control oil ports of the proportional reducing valves A and B through oil-saving holes, and is respectively connected with a switching electromagnetic valve and a halt locking hydraulic cylinder through the oil-saving holes. The hydraulic control device has simple structure, can rapidly lubricate the transmission, and is suitable for the hydraulic control of the hybrid power transmission.
Owner:江西鼎盛新材料科技有限公司
Method and circuit for detecting working condition of relay in high voltage loop of electric automobile
ActiveCN102162833AEnsure controls are working properlyControl worksCurrent/voltage measurementCircuit interrupters testingHigh pressureControl circuit
The invention relates to the field of a control circuit of an electric automobile, in particular to the control field of a relay in a high voltage loop, and provides a method and a circuit for detecting working conditions of the relay in the high voltage loop of the electric automobile. The method and the circuit for detecting the working condition of the relay in the high voltage loop of the electric automobile comprise the following steps of: collecting the voltage of a battery pack and the relay in the high voltage loop of the electric automobile, and judging the working conditions of an anode relay and a cathode relay according to the collected voltage values so as to provide the accurate working condition information of the relay to the driver, thereby achieving the safety protectionin the high voltage loop.
Owner:奇瑞新能源汽车股份有限公司
Large-scale airplane fuel oil system test device
The invention discloses a large-scale aircraft fuel system test device, which belongs to the field of aviation industry, and comprises a trailer, a tank-shaped fuel tank, a purification and refueling module and an electronic control module, the tank-shaped fuel tank is fixedly connected to the top of the trailer, and the The purification and refueling module is arranged on the trailer and connected with the tank-like fuel tank, the electronic control module is arranged on the trailer and connected with the purification and refueling module through wires, and the device connects the tank-like fuel tank through the trailer. The fuel tank is transported to the designated location. The device has four functions: aircraft gravity refueling, transfer fuel tank aircraft refueling, transfer fuel tank purification, and self-circulation purification functions. It can independently complete the calibration of large aircraft fuel oil. Its unique design improves Efficiency, the device is designed with a refueling channel and a fuel return channel, and the refueling and fuel return cycle calibration can be performed at the same time during the aircraft fuel system test. This device reduces measurement errors, improves accuracy, reduces costs, and improves equipment durability.
Owner:中航通飞华南飞机工业有限公司
Isolation control circuit and method and mobile terminal
ActiveCN107026671AReduce coupling effectImprove isolationAntenna supports/mountingsTransmissionCommunication qualityCoupling
The disclosure relates to an isolation control circuit and method and a mobile terminal. The circuit comprises a switching module, a decoupling module, and an earphone of which a distance with a first antenna is in a preset range; working frequency bands of the first antenna and a second antenna meet preset conditions; a first pin of the earphone is connected with the switching module, and the switching module selectively switches on the decoupling module; the switching module is configured to switch on the decoupling module when the first antenna works, and is configured to not switch on the decoupling module and control the earphone to normally work when the second antenna works; and the decoupling module is configured to eliminate coupling of the earphone on the first antenna. The isolation control circuit in the embodiment of the disclosure improves isolation of the first antenna and the second antenna in the mobile terminal and improves communication quality of the mobile terminal.
Owner:BEIJING XIAOMI MOBILE SOFTWARE CO LTD
Intelligent operation device of environmental protection equipment
InactiveCN105244991ALow costImprove performanceEmergency power supply arrangementsControl signalComputer module
The invention relates to an intelligent operation device of environmental protection equipment, which comprises a power supply device, a voltage detection unit, a generator device and storage battery power supply module, an MCU, an on-off control circuit and a system power supply, and is characterized in that an input pin of the MCU is connected with the output end of the voltage detection unit, the output end of the MCU is connected with the on-off control circuit, the on-off control circuit is connected with the power supply device, the on-off control circuit receives control signals from the MCU, and the on-off control circuit is provided with different function modules and controls operations of the generator device and storage battery power supply module; and the MCU judges a given power supply state through monitoring for the voltage state of the power supply device, calls a given operation subprogram, starts a standby power supply module and provides a real-time power supply for the environmental protection equipment. The intelligent operation device provided by the invention has the characteristics of low cost, stable performance and the like, and can effectively control normal operations of the equipment.
Owner:徐皓
Ink spray-head
The invention discloses an ink spray-head. The ink spray-head comprises a base, wherein the base comprises an upper cover and a lower cover, the upper cover is provided with circuit interfaces and liquid path connectors, a supporting seat is arranged in the base, insertion holes distributed at intervals are formed in the supporting seat, a metal bag pipe is connected into each insertion hole in amatching mode, a steel wire is arranged in each metal bag pipe, a spring is arranged on each steel wire in a sleeving mode, a plug is further arranged on each steel wire, each metal bag pipe is connected with a solenoid valve, used for controlling the corresponding steel wire to move, in a matching mode, a nozzle seat is arranged on the lower cover, the metal bag pipes are matched with the nozzleseat, and protruding edge-covering protection pieces are further arranged at inner side ends of the upper cover and the lower cover. According to the ink spray-head, through the structural design of the edge-covering protection pieces, the situation that the ink spray-head deforms due to external force impact in a spray-printing process or a transporting process is prevented, and the safety of a product is enhanced.
Owner:DRA JET PRINT TECH
Controller system and vacuum pump
InactiveCN108678940AControl worksPump testingPositive displacement pump componentsRelative pressureControl theory
The invention discloses a controller system and a vacuum pump. The controller system comprises an absolute pressure sensor, a relative pressure sensor and a controller. The absolute pressure sensor iscapable of detecting the altitude of the environment. The relative pressure sensor is capable of detecting the pressure value inside the vacuum pump. The absolute pressure sensor and the relative pressure sensor are both connected with the controller through signals, the controller is connected with the vacuum pump through signals, and the controller can adjust the pressure value corresponding tothe start and stop of the vacuum pump according to the altitude signal output by the absolute pressure sensor. In use, the absolute pressure sensor transmits the detected altitude signal to the controller, and the controller adjusts the pressure value corresponding to the start and stop of the vacuum pump according to the detected altitude signal. The controller system can control the normal operation of the vacuum pump even after the external altitude changes.
Owner:湖南江南汽车制造有限公司
Comprehensive electricity utilization monitoring system
InactiveCN106200438ARealize acquisitionGrasp status parameters in real timeProgramme control in sequence/logic controllersOvervoltageElectricity
The invention provides a comprehensive electricity utilization monitoring system. The comprehensive electricity utilization monitoring system comprises an intelligent socket, an intelligent control terminal, a wireless communication module and a remote controller. The intelligent socket is connected with the intelligent control terminal. The intelligent socket and the intelligent control terminal are connected with the remote controller through the wireless communication module. The comprehensive electricity utilization monitoring system has the advantages that domestic electricity information can be collected, overvoltage and overcurrent protection can be carried out on an electric device, the collected data information is uploaded to a user mobile phone, a user can remotely know the state parameters of the electric device in real time, and normal work of the electric device can be effectively controlled; the comprehensive electricity utilization monitoring system is simple in structure, convenient to maintain, low in manufacturing cost, high in working efficiency and the like.
Owner:TIANDAQIUSHI ELECTRIC POWER HIGH TECH CO LTD
Fuel oil system and fuel oil system protection method
ActiveCN112377343AGuaranteed to workImprove protectionMachines/enginesLiquid fuel feedersProcess engineeringFuel oil
The invention discloses a fuel oil system and a fuel oil system protection method. The fuel oil system protection method comprises the steps that a water level signal, a pressure signal and a moisturecontent signal in an oil-water separator are obtained; the state of the oil-water separator is judged according to the obtained water level signal, pressure signal and moisture content signal, and the engine is controlled to work normally only when the water level signal, the pressure signal and the moisture content signal meet the requirements; and under other conditions, the engine is controlled to get into a protection mode or the engine is controlled to get into a speed-limiting and torque-limiting mode when started next time. The oil-water separator can be drained and maintained in time,normal work of the oil-water separator is guaranteed, and protection on the engine is improved.
Owner:HANGCHA GRP
Waterproof and dustproof electromagnet for valve
ActiveCN106678418AImprove waterproof and dustproof levelReduce energy consumptionOperating means/releasing devices for valvesRise rateElectric energy
The invention relates to a waterproof and dustproof electromagnet for a valve. The waterproof and dustproof electromagnet for the valve comprises a sleeve, a movable core is arranged in the middle portion of an inner cavity of the sleeve in a loosing manner, and the bottom of the movable core is connected with a rubber head. The top of the sleeve is connected with a top cover, and the bottom of the sleeve is connected with a valve body through a valve clack set. An outer shaft of the sleeve is sleeved with an iron frame, a coil is arranged in the iron frame, and an outer shell is arranged on the outer side of the iron frame. The bottom of the outer shell is connected with the valve body, and the top of the outer shell is connected with the top cover. A PIN corner is connected between the top cover and the outer shell. The PIN corner is connected with the inside coil through a wire. A pipe body is arranged on the top of the inner cavity of the sleeve in a tight manner, and a magnet and a fixed core are sequentially arranged in the pipe body from top to bottom. A spring is arranged between the fixed core and the movable core. The coil controls attraction and repellence between the movable core and the fixed core through the power-on state. The waterproof and dustproof electromagnet for the valve solves the problems that under the damp and dusty environment, an ordinary electromagnet is short in service life and prone to invalidation. The electric energy loss of a coil is reduced, and the temperature rising rate is appropriately reduced.
Owner:TSE TECH NINGBO
Ceramsite sand preheating discharging device and discharging preheating method
PendingCN114440646APrevent splashPrevent leakageRotary drum furnacesIncreasing energy efficiencyThermodynamicsExpanded clay aggregate
The invention discloses a ceramsite sand preheating and discharging device which comprises a discharging device, a preheating device is arranged at the bottom of the discharging device, a rotary kiln is arranged at the bottom of the preheating device, the preheating device comprises a mixing device, and a heat preservation device is arranged outside the mixing device. According to the ceramsite sand preheating and discharging device and the discharging and preheating method, the preheating device and the discharging device are arranged to control the feeding amount of materials, hot air in the rotary kiln enters the mixing device, the heat preservation device delays the heat leakage speed of equipment through heat circulation and water circulation, and under the action of the stirring device, the falling speed of the materials is deferred; the stirring frequency is increased, the preheating time of the materials is prolonged, the materials are preheated by utilizing redundant heat generated during working of the rotary kiln, the heat utilization rate is increased, the energy consumption is reduced, and the problems that traditional preheating equipment is low in heat utilization rate and high in energy consumption and does not conform to the green and environment-friendly production concept are solved.
Owner:江苏睿新世越环保新材料科技有限公司
Remote monitoring and control device for photovoltaic power generation system
InactiveCN106125634ASimple structureEasy to maintainProgramme controlComputer controlRemote monitoring and controlLiquid-crystal display
The invention provides a remote monitoring and control device for a photovoltaic power generation system, and the device comprises a photovoltaic system, a microprocessor unit, a communication module, a monitoring center and a power module, wherein the photovoltaic system, the microprocessor unit, the communication module, the monitoring center and the power module are arranged sequentially. The power module supplies power to the photovoltaic system, the microprocessor unit, the communication module and the monitoring center. The advantages and positive effects of the device are that the device can achieve the real-time collection of the mean power, the power generation quantity of each day, the power generation value quantity of the photovoltaic power generation system; the above collected data information is timely transmitted to a far-end liquid crystal display and a remote controller through a communication module, thereby enabling a user to be able to achieve the remote and timely obtaining of the state parameters of the photovoltaic power generation system; moreover, the device can effectively control the normal operation of the photovoltaic power generation system; the device is simple in structure, is convenient to maintain, is low in manufacture cost, and is high in work efficiency.
Owner:TIANDAQIUSHI ELECTRIC POWER HIGH TECH CO LTD
Method and circuit for detecting working condition of relay in high voltage loop of electric automobile
ActiveCN102162833BEnsure controls are working properlyControl worksCurrent/voltage measurementCircuit interrupters testingDriver/operatorEngineering
Owner:奇瑞新能源汽车股份有限公司
Hydraulic valve control device
InactiveCN106439172AControl worksGuaranteed to workOperating means/releasing devices for valvesDriving currentActuator
The invention provides a hydraulic valve control device. The hydraulic valve control device comprises a first voltage input end, at least one actuator for driving an electromagnetic coil, an output end which is used for outputting driving current of the actuator and provided with a second voltage input end, and checking circuits which are used for checking whether a first switch works normally when the output end is located in a connection position, and turning on the first switch when the output end is located in a disconnection position, wherein the first switch is arranged between the first voltage input end and the second voltage input end; the output end is provided with an enabling input end which is used for switching the output end between the connection position and the disconnection position. Through the hydraulic valve control device, stable operation of a hydraulic valve can be protected, damage of the hydraulic valve due to failures is avoided, and the service life of the hydraulic valve is prolonged.
Owner:HEFEI XIELI HYDRAULIC TECH CO LTD
Electric heating and heat preservation system for delivery pump orifice
Owner:大唐彬长发电有限责任公司 +1
Turnover pulse width control circuit and control method of piezoelectric energy collection interface circuit
PendingCN114499235AReduce signal false triggeringCorrect logic timingAc-dc conversion without reversalPiezoelectric/electrostriction/magnetostriction machinesSwitching signalHemt circuits
The invention discloses a flip pulse width control circuit and control method of a piezoelectric energy collection interface circuit, the circuit comprises a piezoelectric sensor, an inductor, a switch, a detection circuit module, a pulse width control module and a switch signal module, the piezoelectric sensor, the detection circuit module, the pulse width control module, the switch signal module and the switch are connected in sequence, and the inductor is respectively connected with the switch and the piezoelectric sensor. The control method is applied to the working step of the flip pulse width control circuit of the piezoelectric energy collection interface circuit. The flip pulse width control circuit and control method of the piezoelectric energy collection interface circuit can be widely applied to the field of integrated circuits.
Owner:桂林海纳德半导体科技有限公司
Intelligent startup integrated and dispersed control system of circulating water cooling pump
ActiveCN110566445ARealize one-click openingGuaranteed uptimeVery high resistance measurementsPump controlControl systemMotor insulation
The invention relates to the technical field of intelligent devices, in particular to an intelligent startup integrated and dispersed control system of a circulating water cooling pump. The intelligent startup integrated and dispersed control system comprises a man-machine interaction unit, a central control unit, an intelligent control and data processing unit, an automatic water supplementing bottom valve, an automatic barring device, a motor insulation testing device, a driving motor, a circulating water pump, a pipe pressure controller and an exhaust and water level switch. The dispersed control and integrated display of a circulating water cooling pump startup device can be realized, it is ensured that the machine pump can operate under the complete and failure-free conditions, and all important data indexes of the machine pump are fed back in real time.
Owner:HEFEI AIDEWEN TECH CO LTD
Ultraviolet lamp excitation method and device and circuit
PendingCN112714529AControl worksWork reliablyElectrical apparatusElectric lighting sourcesChemistryUltraviolet
The invention discloses an ultraviolet lamp excitation method and device and a circuit. The ultraviolet lamp excitation method comprises the following steps: acquiring the direction of resonance current I1 of an ultraviolet lamp excitation circuit and parameters of the ultraviolet lamp excitation circuit; determining the resonant frequency of the ultraviolet lamp excitation circuit according to the direction of the resonant current I1 of the ultraviolet lamp excitation circuit and the parameters of the ultraviolet lamp excitation circuit; controlling the switching direction of a switching control branch of the ultraviolet lamp excitation circuit according to the resonant frequency of the ultraviolet lamp excitation circuit; and outputting the resonance voltage of the ultraviolet lamp excitation circuit so as to control the normal work of the ultraviolet lamp. By adopting the technical scheme of the invention, the ultraviolet lamp can be stably and reliably excited in the application of ultraviolet lamps with different power levels and different excitation voltages, so that the ultraviolet lamp can work normally.
Owner:NANTONG ELITE MARINE EQUIP & ENG INC JIANGSU
Isolation control circuit, method and mobile terminal
ActiveCN107026671BReduce coupling effectImprove isolationAntenna supports/mountingsTransmissionCommunication qualityControl engineering
The disclosure relates to an isolation control circuit and method and a mobile terminal. The circuit comprises a switching module, a decoupling module, and an earphone of which a distance with a first antenna is in a preset range; working frequency bands of the first antenna and a second antenna meet preset conditions; a first pin of the earphone is connected with the switching module, and the switching module selectively switches on the decoupling module; the switching module is configured to switch on the decoupling module when the first antenna works, and is configured to not switch on the decoupling module and control the earphone to normally work when the second antenna works; and the decoupling module is configured to eliminate coupling of the earphone on the first antenna. The isolation control circuit in the embodiment of the disclosure improves isolation of the first antenna and the second antenna in the mobile terminal and improves communication quality of the mobile terminal.
Owner:BEIJING XIAOMI MOBILE SOFTWARE CO LTD
A method and system for controlling low-temperature pressing of peanuts
ActiveCN106354176BControl worksUse impactFatty-oils/fats productionSimultaneous control of multiple variablesControl systemEngineering
An embodiment of the invention discloses a low-temperature peanut pressing control method. The method comprises steps as follows: a temperature threshold value T and a pressure threshold value P of a fifth gear area of an oil press are set; the actual temperature t and the actual pressure p of the fifth gear area of the oil press are acquired; the size between t and T and the size between p and P are judged; when t is larger than T, the difference of t and 5 DEG C is smaller than or equal to T, p is larger than P and the difference of p and 0.4 Mp is smaller than or equal to P, the output frequency of a miniature spiral conveyor for cake particles is reduced, the introduction amount of steam into a conditioning pot is reduced, and the input quantity of materials into the conditioning pot is increased; when t is smaller than T, the sum of t and 5 DEG C is larger than or equal to T, p is smaller than P and the sum of p and 0.4 Mp is larger than or equal to P, the output frequency of the miniature spiral conveyor of cake particles is improved, the introduction amount of steam into the conditioning pot is increased, and materials are stopped from being added to the conditioning pot; when t is equal to T and p is equal to P, the output frequency of the miniature spiral conveyor for the cake particles is kept unchanged, the introduction amount of steam into the conditioning pot and the material input quantity are unchanged; otherwise, the oil press is stopped from running. The invention further discloses a low-temperature peanut pressing control system for controlling peanut press equipment.
Owner:QINGDAO CHANGSHOU FOOD
Low-temperature peanut pressing control method and system
ActiveCN106354176AControl worksUse impactFatty-oils/fats productionSimultaneous control of multiple variablesControl systemEngineering
An embodiment of the invention discloses a low-temperature peanut pressing control method. The method comprises steps as follows: a temperature threshold value T and a pressure threshold value P of a fifth gear area of an oil press are set; the actual temperature t and the actual pressure p of the fifth gear area of the oil press are acquired; the size between t and T and the size between p and P are judged; when t is larger than T, the difference of t and 5 DEG C is smaller than or equal to T, p is larger than P and the difference of p and 0.4 Mp is smaller than or equal to P, the output frequency of a miniature spiral conveyor for cake particles is reduced, the introduction amount of steam into a conditioning pot is reduced, and the input quantity of materials into the conditioning pot is increased; when t is smaller than T, the sum of t and 5 DEG C is larger than or equal to T, p is smaller than P and the sum of p and 0.4 Mp is larger than or equal to P, the output frequency of the miniature spiral conveyor of cake particles is improved, the introduction amount of steam into the conditioning pot is increased, and materials are stopped from being added to the conditioning pot; when t is equal to T and p is equal to P, the output frequency of the miniature spiral conveyor for the cake particles is kept unchanged, the introduction amount of steam into the conditioning pot and the material input quantity are unchanged; otherwise, the oil press is stopped from running. The invention further discloses a low-temperature peanut pressing control system for controlling peanut press equipment.
Owner:QINGDAO CHANGSHOU FOOD
A kind of fuel system and fuel system protection method
The invention discloses a fuel system and a method for protecting the fuel system. The method for protecting the fuel system includes: obtaining a water level signal, a pressure signal and a water content signal in an oil-water separator; The state of the oil-water separator is judged. Only when the water level signal, pressure signal and moisture content signal meet the requirements, can the engine be controlled to work normally; Speed limit and torque limit mode. The oil-water separator can be drained and maintained in time, which ensures the normal operation of the oil-water separator and improves the protection of the engine.
Owner:HANGCHA GRP
Conveying device for injection syringe production
The invention discloses a conveying device for injection syringe production. The conveying device comprises a working table top, rollers, a cutting support, a falling slide channel, a conveying belt and a turnover car. The rollers are both arranged at the two sides above the working table top. The cutting support is arranged above the working table top. The falling slide channel is formed in one side of the cutting support. The conveying belt is arranged below the falling slide channel. The turnover car is arranged at one end of the conveying belt. A top beam is arranged at the upper side of the cutting support. A cutting cylinder is arranged at the upper side of the top beam. The lower side of the cutting cylinder is connected with a balancing plate through cutting telescopic rods. Sliding blocks are both arranged at the two ends of the balancing plate. The conveying device for injection syringe production is simple in structure and novel in design, transfusion hoses can be stably conveyed due to arrangement of the conveying belt and the turnover car, damage to the transfusion hoses in the conveying process is avoided, the transfusion hoses can be accurately cut due to arrangementof cutters, and the promotional value is good.
Owner:浙江圣利机械设备有限公司
Large aircraft fuel system test device
The invention discloses a large-scale airplane fuel oil system test device, and belongs to the field of aviation industry. The large-scale airplane fuel oil system test device comprises a trailer, a filling type fuel tank, a purification oiling module and an electric control module, wherein the filling type fuel tank is fixedly connected to the top of the trailer; the purification oiling module is arranged on the trailer and is connected with the filling type fuel tank; the electric control module is arranged on the trailer, and is connected with the purification oiling module through an electric wire; the device conveys the filling type fuel tank to a specified position through the trailer. The large-scale airplane fuel oil system test device has four functions including airplane gravity oiling, transfer oil tank airplane oiling, transfer oil tank purification and self circulation purification; the calibration work of the large-scale airplane fuel oil quantity can be independently completed; the design is unique; the efficiency is improved; an oil oiling passage and an oil return passage are respectively designed for the large-scale airplane fuel oil system test device; during the airplane fuel oil system test, the oiling and oil return circulation calibration work can be performed at the same time; the metering errors are reduced by the device; the precision is improved; the cost is reduced; the durability of equipment is improved.
Owner:中航通飞华南飞机工业有限公司
Accelerator for Automobile Fuel Saving and Environmental Protection
InactiveCN105971777BBurn fullyIncrease motivationExhaust gas recirculationMachines/enginesEngineeringInlet manifold
The invention discloses an automobile fuel saving environmental protection accelerator which comprises a barrel with two ends sealed by end covers, wherein a valve is arranged in the barrel; the valve divides the barrel into a cabin I and a cabin II; the valve is controlled by a valve element connected with a corrugated pipe, the corrugated pipe communicates with an engine intake manifold, the stretching of the corrugated pipe is controlled by using the vacuum degree of the intake manifold so as to control the opening and closing of the valve, thus realizing on / off control on the cabin I and the cabin II; and when an automobile accelerates, the vacuum in the intake manifold is reduced, the valve is opened, engine waste gas and air enters the engine to achieve circulating combustion, waste gas combustion is favorable for energy saving and environmental protection, and input of air can promote the power of the engine.
Owner:汪榆杰
Hydraulic control device for hybrid power transmission
ActiveCN101994825BControl work statusGuaranteed to workGear lubrication/coolingGearing controlHydraulic cylinderElectric power transmission
The invention discloses a hydraulic control device for a hybrid power transmission, wherein a main oil-way is respectively connected with a lubricating oil-way, a clutch control oil-way and an electromagnetic valve control oil-way, the main oil-way is connected with a cooling and lubricating oil-way through an unloading valve, the cooling and lubrication oil-way is connected with a valve core control oil port of the unloading valve at the same time, the oil outlet of the unloading valve is respectively connected with an oil inlet of an overflow valve and the clutch control oil-way, the oil outlet of the overflow valve is connected with the lubricating oil-way, the clutch control oil-way is respectively connected with oil inlets of proportional reducing valves A and B, a reducing valve is arranged between the electromagnetic valve control oil-way and the main oil-way, the electromagnetic valve control oil-way is respectively connected with valve core control oil ports of the proportional reducing valves A and B through oil-saving holes, and is respectively connected with a switching electromagnetic valve and a halt locking hydraulic cylinder through the oil-saving holes. The hydraulic control device has simple structure, can rapidly lubricate the transmission, and is suitable for the hydraulic control of the hybrid power transmission.
Owner:江西鼎盛新材料科技有限公司
A distributed control system for intelligent start-up of circulating water-cooled water pumps
ActiveCN110566445BControl worksGuaranteed to workVery high resistance measurementsPump controlMotor insulationChilled water
The invention relates to the technical field of intelligent devices, in particular to an intelligent startup integrated and dispersed control system of a circulating water cooling pump. The intelligent startup integrated and dispersed control system comprises a man-machine interaction unit, a central control unit, an intelligent control and data processing unit, an automatic water supplementing bottom valve, an automatic barring device, a motor insulation testing device, a driving motor, a circulating water pump, a pipe pressure controller and an exhaust and water level switch. The dispersed control and integrated display of a circulating water cooling pump startup device can be realized, it is ensured that the machine pump can operate under the complete and failure-free conditions, and all important data indexes of the machine pump are fed back in real time.
Owner:HEFEI AIDEWEN TECH CO LTD
Metering equipment compulsory inspection auxiliary apparatus
ActiveCN106052742AControl worksGuaranteed to workProgramme controlMeasurement apparatus componentsElectricityButton battery
The invention specifically relates to a metering equipment compulsory inspection auxiliary apparatus which is installed on a power supply male plug of metering equipment to be compulsorily inspected. The apparatus comprises a control box, a control circuit, a female plug and a fastener, wherein the female plug comprises an insulation cover body and a power line, the insulation cover body is arranged at the outer surface of the control box, the insulation cover body is internally provided with a strip-shaped insertion hole with a metal contact sheet, the fastener is arranged in the control box and extends out of the control box to be engaged with the metal contact sheet in the strip-shaped insertion hole, and the metal contact sheet matches a conductive terminal of a male plug of the metering equipment to be compulsorily inspected; one end of the power line is connected with the metal contact sheet, and the other end passes through the control box to be connected with an external power source; the control circuit comprises a processor, a relay, a button battery supplying power to the processor and a clock circuit electrically connected with the processor; and the relay is arranged on a loop where the power line and the external power source are disposed, and the control end of the relay is connected with the processor electrically. Through such a technical scheme, power of metering equipment which is used beyond a compulsory inspection period can be automatically cut off.
Owner:甘肃省计量研究院
Automobile fuel saving environmental protection accelerator
InactiveCN105971777ABurn fullyIncrease motivationExhaust gas recirculationMachines/enginesEngineeringInlet manifold
The invention discloses an automobile fuel saving environmental protection accelerator which comprises a barrel with two ends sealed by end covers, wherein a valve is arranged in the barrel; the valve divides the barrel into a cabin I and a cabin II; the valve is controlled by a valve element connected with a corrugated pipe, the corrugated pipe communicates with an engine intake manifold, the stretching of the corrugated pipe is controlled by using the vacuum degree of the intake manifold so as to control the opening and closing of the valve, thus realizing on / off control on the cabin I and the cabin II; and when an automobile accelerates, the vacuum in the intake manifold is reduced, the valve is opened, engine waste gas and air enters the engine to achieve circulating combustion, waste gas combustion is favorable for energy saving and environmental protection, and input of air can promote the power of the engine.
Owner:汪榆杰
An auxiliary device for strong inspection of measuring equipment
ActiveCN106052742BControl worksGuaranteed to workProgramme controlMeasurement apparatus componentsElectricityButton battery
The invention specifically relates to a metering equipment compulsory inspection auxiliary apparatus which is installed on a power supply male plug of metering equipment to be compulsorily inspected. The apparatus comprises a control box, a control circuit, a female plug and a fastener, wherein the female plug comprises an insulation cover body and a power line, the insulation cover body is arranged at the outer surface of the control box, the insulation cover body is internally provided with a strip-shaped insertion hole with a metal contact sheet, the fastener is arranged in the control box and extends out of the control box to be engaged with the metal contact sheet in the strip-shaped insertion hole, and the metal contact sheet matches a conductive terminal of a male plug of the metering equipment to be compulsorily inspected; one end of the power line is connected with the metal contact sheet, and the other end passes through the control box to be connected with an external power source; the control circuit comprises a processor, a relay, a button battery supplying power to the processor and a clock circuit electrically connected with the processor; and the relay is arranged on a loop where the power line and the external power source are disposed, and the control end of the relay is connected with the processor electrically. Through such a technical scheme, power of metering equipment which is used beyond a compulsory inspection period can be automatically cut off.
Owner:甘肃省计量研究院
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