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42results about How to "Job control" patented technology
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Remote controller, control method of air conditioner, and air conditioner
InactiveCN104501372AImprove performanceAvoid confusionMechanical apparatusSpace heating and ventilation safety systemsTarget controlEngineering
The invention provides a remote controller, a control method of an air conditioner, and the air conditioner. The remote controller comprises an acquisition unit and a setting unit, wherein the acquisition unit is used for acquiring the current working parameters of an indoor unit and / or an outdoor unit from the air conditioner; the setting unit is used for setting target control parameters for the indoor unit and / or the outdoor unit according to the current working parameters and preset working parameters, so that the indoor unit and / or the outdoor unit operate / operates according to the target control parameters. Through the technical scheme, logical control codes in the indoor unit and the outdoor unit of the air conditioner are transferred into the remote controller, so that the control for the indoor unit and the outdoor unit can be realized by utilizing the total logical control codes in the remote controller, and the logical control codes of the air conditioner are prevented from being dispersed in the indoor unit and the outdoor unit and from causing disordered logical control codes of the indoor unit and the outdoor unit; meanwhile, the remote controller is also convenient for a user to operate, so that unified maintenance and upgrading can be carried out on the total logical control codes of the air conditioner.
Owner:GD MIDEA AIR-CONDITIONING EQUIP CO LTD
Constant temperature and humidity system
InactiveCN105032519ATemperature controlJob controlHeating or cooling apparatusWeather/light/corrosion resistanceEngineeringMoisture sensor
The invention discloses a constant temperature and humidity system which comprises a constant temperature and humidity chamber, a controller, temperature sensors, humidity sensors, a heating device, a cooling device and an air flow mixing device, wherein the temperature sensors and the humidity sensors are arranged on all side walls of the constant temperature and humidity chamber; the temperature sensors and the humidity sensors detect information of the temperature and humidity in the temperature and humidity chamber in a real-time manner, and sending the detected information to the controller; the controller processes the information sent from the temperature sensors and the humidity sensors, and controls the running of the heating device, the cooling device and the air flow mixing device according to the processing result. The constant temperature and humidity system has the advantages that the air flow mixing device is added, and the controller can regulate the running of the heating device and the cooling device according the internal information detected by the temperature sensors and the humidity sensors. Therefore, when detecting non-uniform temperature or humidity, the controller can effectively controls the running of the air flow mixing device, so as to ensure uniform temperature and humidity in the constant temperature and humidity chamber as soon as possible.
Owner:SUZHOU XUANHE IOT TECH
Small-lobster cleaning device and cleaning method thereof
InactiveCN106172687AJob controlHigh degree of automationShrimp/lobster processingControl systemCleaning methods
The invention discloses a small-lobster cleaning device and a cleaning method thereof. The small-lobster cleaning device comprises a support, a plurality of driving mechanisms, a lifting platform mounted on the support, a mechanical claw unit, a claw line-up mechanism unit, a tail clamp manipulator unit, a cleaning unit and a control system. A small lobster clamped with multiple portions, the tail of the small lobster is clamped through the tail clamp manipulator unit, the head of the small lobster is clamped through the mechanical claw unit, the claw line-up mechanism unit is used for lining up claws and pincers on two sides of the small lobster and to have the claws and the pincers fixed, the situation that cleaning process cannot be performed normally since a brush unit is clamped by the pincers and the claws of the small lobster is avoided, and problems about falling off of and the like of the small lobster due to self-motion of the small lobster during cleaning are solved.
Owner:梁敖铭
Brine pump remote energy saving diagnostic analysis system and method
ActiveCN106704165ARealize the start and stop functionSimple structurePump testingPositive-displacement liquid enginesDynamic modelsClosed loop
The invention discloses a brine pump remote energy saving diagnostic analysis system and method. The system comprises a brine well, a brine pump, an intelligent collector, a server, a client and a flowmeter; a current transformer is electrically connected to the brine pump; an industrial switch is arranged between the brine pump and the intelligent collector through a signal line; the current transformer is electrically connected with the intelligent collector through a signal line; the server comprises a signal processing module, a dynamic modeling analysis module, a work order generating module and a database; a brine pipe is arranged between the brine well and the brine pump; and the flowmeter is arranged on the brine pipe. According to the brine pump remote energy saving diagnostic analysis system and method, the system is simple in structure, and the method is simple and convenient to implement; the intelligent collector is adopted to measure brine data through the flowmeter so that the appropriate brine pump can be selected, the working current is transmitted through the current transformer, the situation that the server remotely controls starting and stopping of the brine pump in a closed loop mode is achieved, resources are utilized reasonably, energy consumption is reduced, and the operating life of the brine pump is prolonged.
Owner:NANJING ZHIZHONG INFORMATION TECH
Buzzer driving circuit and corresponding buzzer driving method
The invention relates to a buzzer driving circuit and a corresponding buzzer driving method. The driving circuit comprises a control circuit module, a boost circuit module and a switch driving circuitmodule. The control circuit module is used for controlling the working state of the boost circuit module and the switch driving circuit module. The boost circuit module is used for boosting the voltage supplied by the voltage source and transmitting the boosted voltage to the switch driving circuit module. The switch driving circuit module controls the buzzer according to the signal outputted bythe control module. With application of the buzzer driving circuit and the corresponding buzzer driving method, the buzzer can be controlled effectively; meanwhile, functional control of the circuit can be realized by only using the common inductors and components in the circuit, the cost is low, the device volume is small, the current performance is stable and the buzzer works stably. When the driving circuit is in the standby state, the boost circuit module and the switch driving circuit module have no static power consumption, and thus the power consumption is low.
Owner:CRM ICBG (WUXI) CO LTD
Novel tire glue spraying machine and using method thereof
InactiveCN109718996APrecise flow controlInput stableLiquid surface applicatorsCoatingsAtmospheric pressureDeep processing
The invention discloses a novel tire glue spraying machine and a using method thereof, belongs to the field of tire deep processing equipment, and particularly relates to the novel tire glue sprayingmachine. The novel tire glue spraying machine comprises a machine box mechanism, a glue spraying machine body and a workbench mechanism. The novel tire glue spraying machine and the using method havethe beneficial effects that the safety during working is improved, output air pressure is stabilized, the flow accuracy is further controlled, the glue spraying amount is controlled to be uniformly distributed, the generation of bubbles is reduced, and the thickness of the coating layer is uniform; and tires with different specifications and different models can be met, and the problem that the thickness difference of the inner wall spraying layers among the tires of different specifications and different models is large is fundamentally solved.
Owner:浙江宽途智能科技有限公司
Air conditioning energy saving controller
PendingCN106839342ANew technologyHigh utility valueMechanical apparatusSpace heating and ventilation safety systemsHemt circuitsEngineering
The invention discloses an air conditioning energy saving controller, which comprises a controller, an aluminum alloy shell, a temperature sensor, a semiconductor refrigeration chip and a heat conduction cavity, wherein two faces of the semiconductor refrigeration chip respectively cling to the inner wall of the aluminum alloy shell and the outer wall of the heat conduction cavity; a temperature probe of an air conditioner is arranged in the heat conduction cavity; the controller comprises a semiconductor refrigeration chip control circuit, a single-chip microcomputer, a cooling or heating selecting circuit, a temperature setting circuit and an indicating circuit; output ends of the temperature sensor, the cooling or heating selecting circuit and the temperature setting circuit are respectively connected with the input end of the single-chip microcomputer; the output end of the single-chip microcomputer is respectively connected with the input ends of the semiconductor refrigeration chip control circuit and the indicating circuit; the output end of the semiconductor refrigeration chip control circuit is connected with the semiconductor refrigeration chip. According to the air conditioning energy saving controller provided by the invention, the detection temperature of the air conditioner is adjusted through the semiconductor refrigeration chip, so that the air conditioner is forced to work within a specified temperature range, and the aims of energy conservation and emission reduction are achieved.
Owner:合肥天鹅制冷科技有限公司
Smart Nursing Bed
ActiveCN109568046BEasy to defecateSolve the problem of poor urine and urine treatment effectNursing bedsAmbulance serviceNursing careControl cell
Owner:THE FIRST AFFILIATED HOSPITAL OF ARMY MEDICAL UNIV
Method for detecting tension of round-link chain on scraper conveyer
InactiveCN104176462ACheck tightnessGuaranteed to workControl devices for conveyorsChain linkWork status
The invention relates to a method for detecting the tension of a round-link chain on a scraper conveyer. The method is characterized by comprising the steps as follows: S1, collecting tension information of at least one link of the round-link chain; S2, sending the tension information in a wireless manner; S3, receiving the tension information through at least one wireless receiving device in a preset range around the round-link chain. According to the method, data are transmitted in the wireless manner, so that the tension and the working state of the round-link chain can be monitored in real time.
Owner:CHINA UNIV OF MINING & TECH (BEIJING)
Electric toothbrush controlled and adjusted through stress of toothbrush head
The invention discloses an electric toothbrush controlled and adjusted through stress of a toothbrush head. The electric toothbrush comprises a toothbrush handle and the toothbrush head, wherein a support frame, a driving device, a circuit board and a battery are arranged in the toothbrush handle, the driving device is mounted in the support frame in a swinging manner and is used for driving the toothbrush head to vibrate, the circuit board is mounted on the support frame and is used for controlling the driving device, the battery is used for providing electric energy, a swinging support is arranged at the swinging end of the driving device, a first induction device which is spaced from one side of the swinging support is arranged on the circuit board, and a first reset device is arranged between the circuit board and the side of the swinging support. The first induction device drives the swinging support to swing according to the stress of the toothbrush head to trigger the driving device to work, and the first reset device is arranged between the swinging support and the circuit board to push the swinging support to reset, so that the toothbrush head is started under extrusion force and stopped immediately after being loosened, the toothbrush head can be controlled to work at any time, and therefore, the electric toothbrush can be started immediately when being put into the mouth, and can be stopped immediately when taken out of the mouth.
Owner:DONGGUAN INFLY LIFE TECH CO LTD
Circuit board drilling device
ActiveCN111251368AJob controlReduce accumulationPrinted circuit manufactureMetal working apparatusElectric machineDrive shaft
The invention discloses a circuit board drilling device. The circuit board drilling device comprises a machine body, wherein a working cavity which penetrates through left and right is formed in the middle of the machine body; a waste groove is formed in the bottom wall of the working cavity; a rotary motor is fixedly mounted on the bottom wall of the waste groove; the rotary motor is in power connection with a main transmission shaft; a fixed block is fixedly mounted at the upper end of the main transmission shaft; a material supporting plate which is in rotary match with the inner wall of the waste groove is arranged at the upper end of the main transmission shaft; a clamping groove which is in sliding match with the fixed block is formed in the lower end of the material supporting plate; extension frames are symmetrically and fixedly mounted at left and right sides of the upper end wall of the material supporting plate; a fixing device is arranged in each extension frame; and a second sliding groove with a downward opening is formed in the top wall of the working cavity.
Owner:TAIZHOU BOTAI ELECTRONICS
Electromagnetic multi-disc clutch device, water pump with electromagnetic multi-disc clutch device, and transportation means
ActiveCN106641019AReduce wasteJob controlCoolant flow controlMagnetically actuated clutchesStart timeTransmitted power
The invention discloses an electromagnetic multi-disc clutch device, a water pump with the electromagnetic multi-disc clutch device, and a transportation means, which can solve the problem that temperature increase of engines is influenced due to the fact that the common vehicle-mounted water pumps enter a working state while the engines starts. The electromagnetic multi-disc clutch device can select the suitable start time according to different temperature conditions in running of the engine. The clutch device includes a drive unit, a driven unit, an operation unit, and an iron core; the drive unit includes a support, a belt pulley, and a drive friction plate; the driven unit includes a driven shaft and a driven friction plate; the operation unit includes an attraction disc, an elastic portion, an operation block, and an inclined slide block; the attraction disc is pressed on the support through the elastic portion, the support transmits power to the driven friction plate, and the driven friction plate drives the driven shaft to rotate; and after the iron core is energized, the iron core drives the attraction disc to keep away from the support, and the drive friction plate is separated from the driven friction plate.
Owner:LONGKOU ZHONGYU THERMAL MANAGEMENT SYST SCIAND TECH
Control method and device of ventilator and ventilator
ActiveCN110464944AJob controlImprove effectivenessRespiratorsMedical devicesMedicinePhysiologic States
The embodiment of the application is applicable to the technical field of medical equipment, and provides a control method, a device and a ventilator of the ventilator. The method comprises the following steps of: collecting current physiological signals of a user, wherein the physiological signals comprise electroencephalogram signals and electromyogram signals; Identifying the brain wave type corresponding to the brain wave signal, and determining the current sleep phase of the user according to the brain wave type, wherein the sleep phase comprises a sleep phase, a microawakening phase or awaking phase; Identifying a voltage value corresponding to the electromyography signal, and determining the current physiological state of the user according to the voltage value, wherein the physiological state comprises a tension state or a relaxation state; According to the sleep stage and the physiological state, the working state of the ventilator is controlled. According to the embodiment,muscle tension and waking degree are judged in real time by collecting physiological signals of users, so that the work of the ventilator can be more accurately controlled according to different stages or states, and the use efficiency of the ventilator is improved.
Owner:EEGSMART TECHNPLOGY CO LTD
Anti-interference method, device and equipment and readable storage medium
InactiveCN112737614AJob controlDoes not affect normal workTransmissionInterference resistanceRF module
The invention discloses an anti-interference method, device and equipment and a readable storage medium. The method comprises the following steps: determining a minimum value and a maximum value in a first working frequency value range of a radio frequency module; calculating a first ratio of the minimum value to the to-be-measured frequency value and a second ratio of the maximum value to the to-be-measured frequency value; wherein the to-be-measured frequency value is the working frequency value of the interference source; and if the difference value between the first ratio and the second ratio meets the preset condition, determining that the to-be-measured frequency value does not interfere with the radio frequency module, and controlling the interference source to work at the to-be-measured frequency value. No matter how the working frequency of the radio frequency module changes, the selected frequency value to be measured does not influence the normal work of the radio frequency module, so that the working frequency of the interference source does not need to be frequently adjusted, the normal work of the radio frequency module and the interference source is ensured, and the anti-interference is realized on the premise of not increasing the hardware cost. The anti-interference device and equipment and the readable storage medium provided by the invention also have the above technical effects.
Owner:GOERTEK OPTICAL TECH CO LTD
Starting power supply intelligent control system
PendingCN112260332AFunction as an integrated controlControl workCircuit monitoring/indicationDifferent batteries chargingCold seasonHemt circuits
The invention discloses a starting power supply intelligent control system, which comprises a capacitor, a heating plate, a lithium battery pack and a battery management system. The intelligent control system is arranged, the whole circuit can be monitored through the intelligent control system, the balance of the circuit can be ensured, and faults in a starting circuit can be recorded; in order to ensure the normal operation of the circuit in cold seasons, the system has an automatic heating function, the whole circuit also has the functions of overcharge protection, overdischarge protection,overcurrent protection and the like, the microprocessor can monitor the state of each lithium battery, and once a certain lithium battery breaks down or is damaged, the microprocessor can record thefault of the lithium battery, and therefore, a worker can accurately find out the problem.
Owner:苏州妙益科技股份有限公司
Backflow and airway damage preventing sterile sealed sputum suction pipe
PendingCN109364311AGuaranteed unobstructedPrevent backflowIntravenous devicesSuction devicesPediatricsMucous membrane
The invention discloses a backflow and airway damage preventing sterile sealed sputum suction pipe. The sputum suction pipe comprises a negative pressure connecting pipe, an annular protrusion, a negative pressure adjusting backflow preventing device, an adjusting button, a sterile sputum suction pipe, a backflow preventing device, a damage preventing liquid inlet end, a main attracting hole, a side guiding hole and a protecting body. The purpose is to solve the problems that holes in the side wall of the pipe adhere to the pharyngeal portion or the airway mucous membrane when negative pressure attraction is conducted, the mucous membrane deforms and protrudes into the side wall holes causing hyperemia oedema to block the airway, sputum liquid backflow in the pipe easily takes place aftersputum suction, sputum liquid backflow takes place to cause contamination, and the negative pressure in the sputum suction pipe cannot be easily controlled after a negative pressure machine is conducted.
Owner:江西安联医疗器械有限公司
Automatic measuring device for electrical devices and measuring method thereof
The invention discloses an automatic measuring device for electrical devices and a measuring method thereof. The automatic measuring device for the electrical devices includes a detecting module, a control module and a central processing unit. The detecting module and the control module are connected to the central processing unit. The detecting module is connected to the control module. The detecting module is used for detecting one or a few among the current value, the voltage value, the power value and the quality factor of the electrical devices. The control module is used for, in accordance with operation commanders sent by the central processing unit, controlling a circuit to be executed through a switching value output, an analog output or a duty ratio output. The central processing unit is used for processing the electric signals which are acquired by the detecting module and giving real-time instructions for feedback operation in accordance with executive strategy programmed in advance and the acquired signals. According to the invention, through variations of current, voltage, power or quality factor, working states of the electric devices within the same network are rapidly learned, and through effective controlling of the electric devices by the preset executive strategy of the central processing unit, energy saving and environmental protection can be achieved.
Owner:徐光梅
Intelligent nursing bed
ActiveCN109568046AEasy to defecateSolve the problem of poor urine and urine treatment effectNursing bedsAmbulance serviceGerontologyControl unit
The invention relates to the field of medical instruments, in particular to an intelligent nursing bed. The intelligent nursing bed comprises a bedstead, a bed board fixedly installed on the bedsteadand a detachable mattress installed on the bed board, wherein the mattress comprises a moving board and a nursing board, a nursing hole is formed in the nursing board, a defecation suction base is installed at the lower end of the nursing hole, and the intelligent nursing bed further comprises a nursing hole blind used for opening or closing the nursing hole, a driving device used for driving thenursing hole blind to move, a nursing device used for collecting urine and excrement, a first detecting device used for detecting whether or not a user defecates, a second detecting device used for detecting whether or not defecation of the user is completed, a cleaning device used for cleaning a defecation portion of the user, a control unit which receives a first detection signal of the first detecting device and a second detection signal of the second detecting device and controls the driving device, the nursing device and the cleaning device to work. By means of the intelligent nursing bed, the problem that due to the fact that an existing nursing bed cannot detect defecation of the user in time, the effect of treating urine and excrement of the user is poor can be solved.
Owner:THE FIRST AFFILIATED HOSPITAL OF ARMY MEDICAL UNIV
Rod and wire rolling mill control method and device
The invention discloses a rod and wire rolling mill control method and device. The method comprises the steps that a set rotating speed value of a rod and wire rolling mill is controlled to increase or decrease to a target rotating speed value in a process that the rod and wire rolling mill works according to the set rotating speed value, and the actual rotating speed value of the rod and wire rolling mill is made to present a step response; the set rotating speed value and the actual rotating speed value of the rod and wire rolling mill are collected in the process that the actual rotating speed value of the rod and wire rolling mill presents the step response; an equivalent proportionality coefficient and an integral time constant are identified according to the collected set rotating speed value and the collected actual rotating speed value; a transfer function of the rod and wire rolling mill is determined according to the identified equivalent proportionality coefficient and the identified integral time constant; and the rod and wire rolling mill is controlled to work according to the transfer function. The transfer function more conforming to the actual rotating speed of therod and wire rolling mill can be obtained, the rod and wire rolling mill is then controlled to work, accumulation of rods and wires on the rolling mill is effectively prevented, and the rod and wire production efficiency is improved.
Owner:MCC CAPITAL ENGINEERING & RESEARCH +1
Continuous heating furnace for oil pipe surface treatment
ActiveCN112138915AAchieve sprayingEfficient sprayingPretreated surfacesLiquid spraying apparatusSprayerThreaded pipe
The invention relates to the technical field of petroleum pipelines, and discloses a continuous heating furnace for oil pipe surface treatment. The continuous heating furnace comprises a processor, wherein a storage barrel is fixedly mounted at the right end of the top of the processor; a high-pressure air pump is fixedly mounted on the left side of the storage barrel; a supporting base is fixedlymounted at the bottom of the processor; protective covers are fixedly mounted in the middles of the two sides of the processor; and two sprayers are fixedly mounted at the right end of the interior of the processor. According to the continuous heating furnace for oil pipe surface treatment, the processor, spraying pipes, a heating plate and the like are arranged, so that the purposes of convenient use and good effect are achieved; hydraulic rods at the two ends are used for controlling threaded pipes to fix the position of a large oil pipe, then the hydraulic rods start to extend and retract,that is to say, the oil pipe slowly moves in the processor, the sprayers are arranged in the mode, the high-pressure air pump can be used for quickly realizing the spraying work of the sprayers, andannular material pipes and material spraying heads are uniformly distributed on the periphery of the oil pipe in an annular shape.
Owner:DAQING CITY HUAYU PETROLEUM MASCH MFG CO LTD
Novel tire rubber spraying machine
PendingCN109482383AImprove performanceIncrease pressurePretreated surfacesLiquid spraying apparatusHeating timeAgricultural engineering
The invention discloses a novel tire rubber spraying machine, belongs to the field of deep processing equipment for tires, and particularly relates to the novel tire rubber spraying machine. The noveltire rubber spraying machine comprises a machine case mechanism, a rubber spraying machine and a workbench mechanism. The novel tire rubber spraying machine has the advantages that the heating time can be effectively shortened, power consumption is reduced, and then the performance of a heated material is good; the working safety is improved; the output pressure is stabilized, the flow is furthercontrolled to be precise, the rubber spraying amount is controlled to be evenly distributed, generation of bubbles is reduced, and the thickness of a coating is uniform; and a cooling molding mechanism is adopted, therefore, liquid rubber materials can be quickly molded, and the rubber spraying working time is saved.
Owner:浙江宽途智能科技有限公司
Intelligent household electrical appliance awakening method and device and intelligent household electrical appliance
PendingCN114092997AJob controlReduce false wake-up rateBiometric pattern recognitionSpeech recognitionFace detectionMan machine
The invention provides an intelligent household electrical appliance awakening method and device and an intelligent household electrical appliance. The method comprises the steps: obtaining the distance between a target person and the intelligent household electrical appliance, and obtaining a first picture of a target region corresponding to the intelligent household electrical appliance under the condition that the distance is smaller than a target distance; and performing face detection on the first photo, and awakening a man-machine interaction function of the intelligent household electrical appliance when determining that the first photo contains a face. According to the intelligent household electrical appliance awakening method and device and the intelligent household electrical appliance provided by the invention, the defect that the intelligent household electrical appliance is easily awakened by mistake in the prior art can be solved, and the probability of awakening by mistake of the intelligent household electrical appliance is reduced.
Owner:QINGDAO HAIER TECH +1
Ultrasonic scalpel excitation device and excitation method
The invention provides an ultrasound knife exciting device and an exciting method, and aims to solve the technical problems that a traditional ultrasound knife exciting device adopts more separation elements, electric signals among the elements have poor transmission accuracy, and separation elements have large performance drift after long-time using and cannot generate stable and high-performance sinusoidal signals or generate sinusoidal signals with stable frequency and uniform amplitude to excite the ultrasound knife. The device comprises a main processor, a main power supply, a fixed reference power supply, a user keyboard, an LCD display module, an FPGA unit, a digital-to-analogue conversion unit, an analogue-to-digital conversion unit I, an analogue-to-digital conversion unit II, an adjustable switch power supply, an adjustable reference power supply, a clock unit, an amplification circuit, a signal regulation circuit, a voltage monitor module, a current monitor module and a signal output end. The ultrasound knife exciting device and the exciting method can be widely applied to surgical operation devices.
Owner:SHANDONG WEIRUI SURGICAL MEDICAL PROD
Ventilator control method, device and ventilator
ActiveCN110464944BJob controlImprove effectivenessRespiratorsMedical devicesPhysiologic StatesType ventilator
Owner:EEGSMART TECHNPLOGY CO LTD
Heat-balancing heat dissipation device for computer
InactiveCN106445032ASimple structurePracticalDigital data processing detailsEnergy efficient computingEngineeringHeat balance
The invention provides a heat-balancing heat dissipation device for a computer. The heat dissipation device comprises a working switch, a power supply, a temperature sensor, a main heat conduction pipe, a heat dissipation body, a first fan, a second fan and an auxiliary heat conduction pipe, wherein the working switch is connected with the power supply in series, the temperature sensor is connected with the first fan in series, the second fan is connected with a main circuit in series, the first fan and the second fan are located on the same side of the heat dissipation body, the heat dissipation body is connected with the main heat conduction pipe and the auxiliary heat conduction pipe, the main heat conduction pipe is connected with a computer CPU, the auxiliary heat conduction pipe is connected with a computer display card, and the heat dissipation body comprises a plurality of heat dissipation rods and heat dissipation fins. The heat dissipation device has the advantages of being simple in structure, high in practicality, good in heat dissipation effect, capable of saving more energy and convenient to use and popularize.
Owner:南京译海网络科技股份有限公司
Method and apparatus for controlling operation of signal decoder in broadcasting system
InactiveCN1147147CJob controlSpatial transmit diversityTransmission control/equalisingControl signalBroadcast system
In a method and apparatus for controlling the operation of a signal decoder in a broadcasting system, a broadcast signal and an encrypted signature are generated and the signature is added to the signal. The signal together with the signature is broadcasted and received in the decoder, where the signature is decrypted and compared with a verification value. If a match occurs, further operation of the decoder is allowed. If a match does not occur, further operation of the decoder is disallowed.
Owner:IRDETO ACCESS
Computer cooler
InactiveCN106484058ASimple structurePracticalPower supply for data processingEnergy efficient computingCooling effectEngineering
The invention provides a computer cooler. The computer cooler comprises a working switch, a power supply, a temperature sensor, a main heat-conduction tube, a cooler, a first fan, a second fan and a secondary heat-conduction tube, wherein the working switch is connected in series with the power supply; the temperature sensor is connected in series with the first fan; the second fan is connected in series with a main circuit; the first fan and the second fan are arranged on the same side of the cooler; the cooler is connected with the primary heat-conduction tube and the second heat-conduction tube respectively; the primary heat-conduction tube is connected with a CPU (Central Processing Unit) of a computer; the secondary heat-conduction tube is connected with a video card of the computer; and the cooler comprises a plurality of cooling bars and cooling fins. The computer cooler has the beneficial effects of simple structure, high practicability, good cooling effect, saving of more energy, and convenience in popularization and use.
Owner:南京译海网络科技股份有限公司
A method for detecting the tension of a circular link chain on a scraper conveyor
InactiveCN104176462BCheck tightnessGuaranteed to workControl devices for conveyorsEngineeringChain link
The invention relates to a method for detecting the tension of a round-link chain on a scraper conveyer. The method is characterized by comprising the steps as follows: S1, collecting tension information of at least one link of the round-link chain; S2, sending the tension information in a wireless manner; S3, receiving the tension information through at least one wireless receiving device in a preset range around the round-link chain. According to the method, data are transmitted in the wireless manner, so that the tension and the working state of the round-link chain can be monitored in real time.
Owner:CHINA UNIV OF MINING & TECH (BEIJING)
Jig for accurately positioning upper lampshade of high-brightness backlight double-lampshade structure
The invention relates to the technical field of medical cause display prevention and treatment, and discloses a high-brightness backlight double-lampshade structure upper lampshade accurate positioning jig. According to the embodiment, a limiting pin is pulled, a rotating shaft is driven to rotate through rotation of a rotating handle, so that a rotating wheel is driven to drive a screw to rotate through a belt, and a fixing base can be adjusted in the horizontal direction through a supporting rod; the dust suction device is matched with the air filtering device to work, dust on the surface of the lampshade and the surface of the lamp holder can be sucked, in the embodiment, through matched work of the dust exhaust device and the sealing device, dust collected in the collecting box can be conveniently treated and discharged, in the embodiment, supporting legs in the height adjusting device rotate, height adjustment is conducted along a threaded sleeve, and the dust exhaust efficiency is improved. The supporting legs are used for supporting, the whole device can be stably supported, and stable work of the device is guaranteed.
Owner:新谱(惠州)电子有限公司