76 results about "Control switch" patented technology

The invention discloses a multi-control end unmanned aerial vehicle as well as consoles and a control switching method thereof, belonging to the field of unmanned aerial vehicles. The unmanned aerial vehicle comprises a first transmitter, a first receiver, a flight control panel, at least two consoles and a communication monitor for detecting the communication state between the unmanned aerial vehicle and the consoles in real time, wherein the first receiver is electrically connected with the flight control panel and the communication monitor respectively; and the first receiver selectively receives a flight control instruction sent by the console meeting the preset condition according to the communication state and inputs the flight control instruction to the flight console. According to the invention, the flight control right of the unmanned aerial vehicle can be switched and transferred to another authorized console (such as an alternate console or a relay console) arranged in advance, so that even if the console coupled with the unmanned aerial vehicle currently has a fault, the control on the unmanned aerial vehicle can be effectively ensured; and on the other hand, the flight movement range of the unmanned aerial vehicle can also be enlarged through the relay control of the flight control right.

An electrical communication switch, an electrical communication outlet, an electrical communication companion device, and an electrical communication system are provided. The electrical communication switch includes a user-controlled switch having a plurality of switch leads and a controller. The controller is coupled to the user-controlled switch. The controller is configured to determine a change of state of the switch, and upon determining the switch has changed state to a new state, to send a signal. The electrical communication outlet includes a socket having a plurality of socket slots, at least one controlled switch, and a controller. The controller is coupled to said at least one controlled switch and is configured to receive a signal and to change a state of at least one of said at least one controlled switch pursuant to the signal.

The invention discloses an intelligent luminous cup. The intelligent luminous cup comprises a cup body, wherein a containing space is arranged on the cup body. The containing space is provided with a luminous element arranged inside and used for emitting light, a battery providing power for the luminous element through a closed loop circuit, an electronic control switch arranged in the closed loop circuit and used for controlling on and off of the closed loop circuit, and an acceleration sensor which detects an acceleration signal or an inclination angle signal of the cup body, simultaneously translates the acceleration signal or the inclination angle signal into an electric signal, and sends the electric signal as a control signal to the electronic control switch. According to the intelligent luminous cup, due to the fact the acceleration sensor is arranged in the cup body, the cup can achieve intelligent luminescence when the cup inclines or generates acceleration, does not need artificial control, and is convenient to use, ingenious in design, suitable for a variety of joyous occasions such as bars, wedding feasts, parties and the like, and strong in practicability.

The invention discloses a novel single-crystal furnace for a zinc cadmium telluride single crystal and a growth process. A furnace body and a heating power supply are provided; a quartz tube is arranged in the hearth; a crucible is arranged in the quartz tube; a seed crystal cavity is form on a lower part in the crucible; a support frame is arranged below the quartz tube; sealing plugs are arranged at an upper end and a lower end of the hearth; nine heating areas are arranged in the hearth of the furnace body from top to bottom in sequence; each heating area is provided with an electrode which communicates with a power supply cabinet, a cable and a self-control switch; a temperature control system is provided further. The novel single-crystal furnace has the advantages of suitability for growth of the zinc cadmium telluride single crystal, omission of mechanical movement, formation of a no-vibration growth environment, realization of segmental flexible control of the growth temperature, great reduction in time for heating and smelting materials and receiving the seed crystal, and improvement on the quality and production efficiency of the single crystal. Moreover, the novel single-crystal furnace has the advantages of compact entire structure, small floor area, lower equipment cost, easiness in mounting, programmed control, accurate running, and stable repeatability. By adopting the novel single-crystal furnace, a large-diameter zinc cadmium telluride single crystal can be generated rapidly.

The invention discloses a novel clinical thyroid surgery support for the surgery department. The novel clinical thyroid surgery support comprises a bottom plate and is characterized in that support columns are arranged on the surface of the bottom plate, a neck support ring is arranged at the top ends of the support columns, mounting plates are arranged on two sides of the neck support ring, fixing straps are arranged on the lateral sides of the mounting plates, through holes are arranged in mounting plate parts below the fixing straps, a pressing plate is connected to the top end of each bottom-end through hole through a first electric telescopic rod, a heat support ring is connected to the surface of the bottom plate through a second electric telescopic rod, and a control switch group isfurther arranged on the surface of the bottom plate. The novel clinical thyroid surgery support has the advantages that the neck of a patient can be supported through the neck support ring, the headof the patient can be supported through the head support ring, the shoulders of the patient can be fixed by the fixing by the fixing straps passing under the arms of the patient, and accordingly bodymovement of the patient can be prevented effectively, and surgery can be performed conveniently.

The invention discloses a LED gelatine powder precision automatic burdening method, the method can be realized through hardware and software, software is arranged in a PLC controller system, hardware comprises several powder feeding apparatus, several gelatin feeding apparatus and an air compressor, a container cup is arranged at lower part of a discharge hatch, a container cup is placed on a precision weighing instrument, the air compressor is connected to the gelatin feeding apparatus through a pipeline, the gelatin feeding apparatus can control a switch by a solenoid valve, a large gelatin valve and a small gelatin valve are arranged at a discharge end, the large gelatin valve and the small gelatin valve are connected to a solenoid valve respectively through a flexible pipe, the solenoid valve is connected to a PLC controller, the PLC controller can control switch of the solenoid valve according to weight feedback information weighed by the precision weighing instrument, the PLC controller can control the feeding speed, vibration frequency, motor rotating speed and operation voltage value of the powder feeding apparatus according to the weight feedback information weighed by the precision weighing instrument, and thereby precision ratio is reached.

The invention discloses a derailment monitoring system of endless-rope continuous towing vehicles and a monitoring method of the derailment monitoring system. An inductance type proximity switch of the derailment monitoring system is installed on a shuttle car; the shuttle car is provided with an emitter; the emitter is connected with the inductance type proximity switch; the emitter emits detection signals of the inductance type proximity switch; a router is installed at one side of a tunnel; the router receives the detection signals emitted by the emitter and transmits the detection signals to a receiver; the receiver is connected with a PLC processor through a bus; the PLC processor is connected with a display screen; the PLC is also connected with a relay; and the relay is connected with a control switch of a winch. With the monitoring method of the derailment monitoring system adopted, the position of the shuttle car can be positioned in real time, and the operation state of the shuttle car can be judged, and if a sensor predicts derailment, alarm signals can be generated, and the motor of the winch can be locked, and therefore, major accidents can be avoided, and efficient and safe operation of a coal mine auxiliary transportation system can be ensured; and derailment prediction information and shuttle car position information can be combined together, so that fault points can be found timely, and therefore, maintenance and repair can be performed.

An image forming apparatus includes a power supply control unit that controls switching a power source to an auxiliary power supply that stores therein power from a main power supply when the main power supply is off, and to the main power supply when the main power supply is on; a detection unit that detects whether the power source is the main or the auxiliary power supply; a communication mode control unit that switches a data transfer rate from a first high-speed mode to a first low-speed mode allowing power consumption lower than the first high-speed mode when the power source is the auxiliary power supply; and a print mode control unit that switches a print speed from a second high-speed mode to a second low-speed mode allowing the power consumption lower than the second high-speed mode when the power source is the auxiliary power supply.

The invention discloses a wearable glove device which comprises a casing, an air extraction device and a control switch, wherein two circular encapsulation ports are arranged in the top end of the casing, an anti-disconnection ring is arranged on each circular encapsulation port, the air extraction device is installed on the bottom of the casing, and the control switch is connected with casing through a control wire and placed on the ground. The wearable glove device can be worn in a germ-free box, thereby reducing the possibility of glove contamination. The aseptic operation effect is improved, the aseptic wearing process is simplified, and the operation efficiency is increased.

The invention discloses a burn drug applicator. The burn drug applicator comprises an upper machine body portion, a lower machine body portion, a medical rubber gasket, a battery, a motor, a spiral transmission rod, a drug cavity, a transmission baffle, drug application holes, a distance sensor and a control switch. The lower machine body portion is arranged at the bottom of the upper machine body portion, the medical rubber gasket is arranged at the bottom of the lower machine body portion, the battery is arranged inside the upper machine body portion, and the motor is arranged inside the upper machine body portion; the spiral transmission rod is arranged on the motor, the drug cavity is arranged inside the lower machine body portion, and the transmission baffle is arranged inside the drug cavity and connected with the spiral transmission rod; the drug application holes are formed in the medical rubber gasket, the distance sensor is arranged on the lower portion of the lower machine body portion, and the control switch is arranged on the outer side of the upper machine body portion. According to the burn drug applicator, the drug application quantity can be uniformly controlled through the motor, the spiral transmission rod and the transmission baffle; due to the fact that the medical rubber gasket is arranged at the front end, hygiene and comfort in the drug application process can be guaranteed; the burn drug applicator is simple in structure and convenient to operate, and solves the problem that existing ordinary burn drug application is not uniform and not hygienic.

The invention relates to a circuit for realizing constant current control in a primary control switch power converter. The circuit comprises a controller, wherein the controller comprises a sampling/holding circuit, a voltage/current conversion circuit, an oscillator circuit, a flip-flop and a current limiting comparator; the sampling/holding circuit samples and holds feedback voltage VFB and inputs the feedback voltage VFB to the voltage/current conversion circuit; the voltage/current conversion circuit converts the feedback voltage VFB to obtain required control current; the oscillator circuit outputs a corresponding oscillation frequency signal according to the control current, and inputs the oscillation frequency signal to a setting end of the flip-flop; when the oscillation frequency signal is at a high level, an output ends of the flip-flop outputs a high level signal to switch on a driving power tube; and when sampling voltage VCS is higher than reference voltage VREF of an antiphase end of the current limiting comparator, the current limiting comparator outputs a current limiting signal to allow the flip-flop to output a low level so as to switch off the power tube. The circuit is compact in structure, wide in application scope, safe and reliable, and can realize the constant current control.

The invention discloses a digital controlled drilling machine capable of automatically adjusting the depth of a hole. The digital controlled drilling machine capable of automatically adjusting the depth of the hole comprises a drilling machine body, an axial driving mechanism, a workpiece clamping and fixing mechanism, a rotation driving mechanism, a control system, a lifting support frame, a horizontal bracket, and a lifting and driving mechanism. The workpiece clamping and fixing mechanism is installed right above the lifting support frame through the horizontal bracket. The control system comprises a second electrical parameter detection unit, a lifting height detection unit, a first parameter input unit, a second parameter input unit, a main controller, a first electromagnetic control switch, a lifting speed detection unit, a lifting direction detection unit, a data storage unit, and a display unit, wherein the main controller is used for controlling the lifting and driving mechanism according to information input by the first parameter input unit and then adjusting the depth of the hole to be drilled at present, and the first electromagnetic control switch is connected with a power supply return circuit of the axial driving mechanism in series. The digital controlled drilling machine capable of automatically adjusting the depth of the hole has the advantages of being reasonable in design, convenient to install and arrange, simple in use and operation, high in intellectualization degree, good in using effect, and capable of automatically adjusting and monitoring the depth of the hole to be drilled easily and conveniently.

The invention discloses a pretreatment device for wastewater reuse. The device comprises a shell, wherein a water inlet is formed at the upper end of the shell; a water draining pipe is arranged at the lower end of the shell; a reflux device is arranged on the water draining pipe; a second filtering film is arranged in the water draining pipe; a motor and a control switch are arranged on the upper surface of the shell; the motor is electrically connected with the control switch. The pretreatment device for wastewater reuse firstly treats the wastewater in the manner of multi-level filtering, can save time for the subsequent wastewater treatment and can prolong the service life of the related device in the subsequent treatment link; a sewage draining port which is capable of being manually opened and closed is formed on the device; the sewage draining port is under a closed state in a filtering process, so that the sewage can be more sufficiently filtered; the sludge in the sewage can be discharged after the filtering is ended, so that the preparation for the filtering at the next time can be made; a stirring device is arranged for continuously stirring the wastewater in a filtering process, preventing wastewater lamination and blocking, so that the filtering efficiency is increased; the reflux device is arranged for further increasing the efficiency of wastewater treatment.

The invention relates to a planetary gear train built-in construction winch device, comprising a rack, a motor, a control switch, and a steel wire rope. The control switch is arranged on the upper part of the rack. The motor is arranged above the control switch. A side of the motor is provided with a coupling. A side of the coupling is provided with a coiling block. The outer side of the coiling block is winded with the steel wire rope. The center of the coiling block is provided with a gear shaft. The gear shaft is provided with a gear planet carrier. A side of the gear shaft is provided with a planet wheel and a planet gear. A side of the planet gear is provided with the planet carrier. Since a planetary wheel reducing mechanism is arranged in the coiling block, weight is reduced, space is reduced, manufacturing cost of the device is low, structure is compact, and use is convenient.

The invention discloses a control device for displaying a water curtain image based on a black and white picture. The control device comprises a water drop generator retainer, water drop generators, a water injection pipeline and a computer controller. The water drop generators are arranged on the water drop generator retainer side by side. A water outlet of the water injection pipeline is communicated with water inlets of the water drop generators. Controlled switches of the water drop generators are connected with the computer controller. The number of the water drop generators is the same as that of the subregions which are obtained by segmenting an image to be displayed according to transverse strips and segmenting each strip in the longitudinal direction. The computer controller comprises an image segmentation module and a water curtain imaging control module. The image segmentation module is used for segmenting the black and white picture to be displayed according to transverse strips from the bottom of the picture, and segmenting each strip in the longitudinal direction into subregions. The water curtain imaging control module is used for controlling the state of the controlled switches of the water drop generators by judging the pixel values of the centers of the subregions obtained after each transverse strip is segmented. The control device is low in cost, easy to operate and control, novel in form and good in man-machine interaction.

The invention belongs to the field of integrated circuit design, and particularly relates to a current source unit circuit of a current-steering digital analog converter. The current source unit circuit comprises a current source module, a switch module and a digital control module, wherein the current source module comprises a current source tube Mb2 and a current source tube Mb1, the digital control module comprises a first signal output end SWP and a second signal output end SWN, and the signals output by the first signal output end SWP and the second signal output end SWN are contrary. The switch module is formed by a control signal processing module and a control switch module. Via four MOS (metal oxide semiconductor) tubes including M1, M2, M3 and M4 which are particularly connected, variation amplitude of a control signal is reduced by about two threshold voltage, glitch of an output signal of the current-steering digital analog converter is reduced, dynamic performance is improved, and the current source unit circuit can be widely applied on the current-steering digital analog converter. Meanwhile, the utilization of a complementation control switch can also improve the glitch.

The invention discloses a novel mower, relates to the technical field of agricultural mechanical equipment and particularly relates to improvements on conveniently-adjusted novel mowers. The downside of a handle lever is connected to the inclined upside of a mower upper shell, a control switch is arranged on the handle lever, a heat dissipating device is arranged on the mower upper shell, a mowing motor is arranged in the mower upper shell and is connected with a mowing mechanism through a transmission device, a plurality of foot supports are separately arranged at the lower part of the mower upper shell, height adjusting devices are arranged below the foot supports, castors are arranged below the height adjusting devices, and the mowing mechanism is arranged inside the mower upper shell. The heat dissipating device is arranged at the upper part of the mower upper shell and comprises a heat dissipating fan, and an air outlet direction of the heat dissipating fan is upward. Heat dissipating can be carried out, and grass leaves and chopped grass below can be blown out. The novel mower has the following beneficial effects that the adjustment is convenient and rapid, labor and time are saved, the work efficiency is high, and the use is convenient.

The invention provides a urine and excrement detection device, method and system. The device is arranged independently and comprises a shell, a processor, a smell detection module, an alarm module and a control switch; the control switch is electrically connected to the processor, the smell detection module and the alarm module and used for controlling the processor, the smell detection module and the alarm module to be started or shut down; the smell detection module is also electrically connected to the processor and used for detecting the smell in an environment to be detected, identifying whether the smell is that of urine or excrement and outputting the identification result to the processor; the processor is also electrically connected to the alarm module and used for controlling the alarm module to give an alarm when the identification result indicates that the smell is that of urine or excrement. The device has the advantages of being small in size and convenient to use, and production cost of diapers is greatly reduced due to repeatable use.

The invention discloses a high-frequency output AC-AC phase shift frequency conversion circuit, a motor, and a motor control system. The circuit comprises three groups of control switch groups which are connected between a three-phase power input end and a frequency conversion output end. The three-phase power input end is connected with a three-phase power supply, and three frequency conversion output connection ends of the frequency conversion output end are respectively connected with three power connection ends. The input end of each control switch group is connected with a power supply of one phase of the three-phase unit. Each control switch group is provided with three control switches in a parallel manner, wherein the three control switches are sequentially connected. Each frequency conversion output connection end is connected with the output end of one control switch of each control switch group. When each control switch group is connected, the phase shift of the three-phase power outputted by the frequency conversion output end is carried out clockwise or anticlockwise. The beneficial effects of the invention are that the circuit achieves the AC-AC frequency conversion operation (greater than 50Hz), and enlarges the AC-AC frequency conversion speed regulation range; the circuit is convenient to control, is reliable in operation, and also can achieve the operation (greater than 50Hz) in a circulating current system.

Provided is a method of operating a magnetic random access memory device comprising a switch structure and a magnetoresistance structure. According to the method, current variation depending on the direction of the current can be reduced by controlling a gate voltage of the switch structure when supplying current to write data to the magnetoresistance structure.

The invention provides a tea leaf storage device and relates to the field of storage equipment. The tea leaf storage device comprises a box body, a box cover, a sensor, a storage unit, a transmissionmechanism, a quantitative tea taking device and a display device. The tea leaf storage device further comprises a first control unit, a first control switch and a plurality of second control switches.Through the tea leaf storage device, corresponding quantities of tea leaves can be acquired according to tea drinking habits of users, so that quantitative tea taking device is realized, and the classified tea leaves are acquired without depending on the human hands and thus are clean and sanitary. The tea leaf storage device has reliability, convenience and practicability more.