37results about How to "Stable working power" patented technology

The invention discloses a novel solid-state relay, and belongs to the technical field of relays. The novel solid-state relay comprises a control input end, an isolating circuit, a trigger driving circuit, a logical reverse circuit, an output circuit and a floating direct-current voltage-stabilized source. The grids of two power field-effect transistors are controlled through the floating direct-current voltage-stabilized source, so that control of an alternating-current load or a direct-current load is realized, and the on-state voltage drop is low. The novel solid-state relay has high universality and a wide application range.

The invention relates to a power processing interface of the radiofrequency identification system, which comprises a resonating circuit to sense a first modulating signal sent by a sending end as an AC voltage source, a first rectification circuit which is connected with the resonating circuit and transfer the AC voltage source into a DC voltage, a voltage monitoring circuit which is connected with the wave filter circuit and the first rectification circuit and monitor the working voltage, a second rectification circuit which is connected with the voltage clamp modulating circuit and the resonating circuit, and a voltage clamp modulating circuit which is connected with the first rectification circuit and the second rectification circuit and use the output of the voltage monitoring circuit and the corresponding monitoring working voltage to control the condition of the second rectification circuit to roadside the excess current and provide a effect lowest voltage position to the radiofrequency identification system to maintain the normal running of the radiofrequency identification system.

An electronic circuit structure uses an analog-to-digital conversion concept for saving circuit pins and installs a control circuit on a main board, and the control circuit includes a processor, an analog-to-digital converter circuit, a power supply circuit and an ID generator circuit; wherein the power supply circuit is connected separately to the processor, the analog-to-digital converter circuit, and the ID generator circuit for providing a stable operating power supply; the analog-to-digital converter circuit is connected to the ID generator circuit for receiving a voltage divide power produced by the ID generator circuit and converting the voltage divide power into a digital machine ID; and the analog-to-digital converter circuit is connected to the processor for sending the machine ID. After the processor obtains the machine ID, the processor can analyze and determine the hardware configuration represented by the voltage divide power for the main board to carry out the booting operation.

The invention discloses an electronic thermometer used in connection to a smart phone. The electronic thermometer mainly comprises a thermo-sensitive probe and a main module which has AD detection and OTG communication functions; when measuring temperature, the main module is connected with the smart phone which is pre-installed with special APP software by virtue of an OTG interface; the main module is powered by the smart phone through the OTG interface and communicates with the smart phone by virtue of the OTG interface; and the smart phone is used for displaying and storing a temperature measurement result. The electronic thermometer used in connection to the smart phone disclosed by the invention, compared with conventional electronic thermometers, can reduce necessary power supply batteries and display devices, so as to reduce cost and to simultaneously relieve pollution from waste batteries; and the electronic thermometer has a more user-friendly functional setting and temperature testing result display interface and has stronger data handling and storing capacities.

The invention discloses a protective automatic irrigation control system based on a voltage compensation circuit, which is characterized in that: a control chip U3, a diode D2, a detection probe Q1, a detection probe Q2, and a P The resistor R2 between the electrodes is composed of. The present invention adopts the A6210 integrated chip as the control chip, and combines the logic gate to control the water pump. Compared with the traditional control system using mechanical switches to control, the present invention has a lower error rate and can control the work of the water pump more accurately. The invention can compensate the voltage drop caused by wires or resistance, so that the working voltage of the invention is more stable.

The invention belongs to the technical field of medical equipment, in particular to a multifunctional ophthalmologic operation table. The ophthalmologic operation table include a first operation tableand a power supply box; the lower side of the ophthalmologic operation table is provided with a first telescopic rod, the lower side of the first telescopic rod is provided with a second telescopic rod, one side of the second telescopic rod is provided with a first adjustment knob, the lower side of the second telescopic rod is provided with a base, and one side of the first operation table is provided with a second operation table; the lower side of one end of the first operation table is provided with a head board connection base, a head board adjustment rod is arranged on the head board connection base, the upper side of the head board adjustment rod is provided with a head board fixing base, and the upper side of the head board fixing base is provided with a head board; the power supply box includes a bottom box and a box cover, wherein the bottom box is used for bearing a power panel device, and the box cover covers the bottom cover and is used for sealing the power panel device;the bottom box and a side plate mutually matched with the box cover are provided with buckle components which can be mutually matched, and the buckle components are used for buckling the box cover and the bottom box.

The invention discloses a seabed base platform with an ocean current energy power generation function. The seabed base platform comprises a platform body and a gravity ballast assembly connected withthe bottom of the platform body through steel cables, wherein the downward pulling force generated by the gravity of the gravity ballast assembly is balanced with the buoyancy of the platform body. The platform body comprises a connecting bridge assembly, power generation assemblies and a yaw wing, wherein the connecting bridge assembly is provided with a ballast compartment. The gravity ballast assembly comprises a gravity block and a steering assembly fixed to the gravity block and used for achieving horizontal steering of the platform body. The steering assembly comprises a lower thrust bearing, a sliding table capable of freely rotating around the axis, an upper thrust bearing and a fixing ring, wherein the fixing ring is fixedly connected with the gravity block and tightly presses thesteering assembly. One end of each steel cable is fixed to the platform body, and the other end of each steel cable is fixed to the sliding table and can rotate along with the sliding table. Horizontal steering of the platform body is achieved through the steering assembly, the seabed base platform keeps its direction consistent with the direction of incoming flow, and therefore power generationof higher efficiency is further achieved.

The present invention discloses a microwave magnetron single power supply for medical use, which comprises a bridge rectification circuit and a transformer equipped with a primary winding a high voltage secondary winding, and a low-voltage secondary winding for providing voltage for magnetron filament, as an improvement, the output end of the rectification circuit is also provided with a constant-current source control circuit.

The invention relates to a power processing interface of the radiofrequency identification system, which comprises a resonating circuit to sense a first modulating signal sent by a sending end as an AC voltage source, a first rectification circuit which is connected with the resonating circuit and transfer the AC voltage source into a DC voltage, a voltage monitoring circuit which is connected with the wave filter circuit and the first rectification circuit and monitor the working voltage, a second rectification circuit which is connected with the voltage clamp modulating circuit and the resonating circuit, and a voltage clamp modulating circuit which is connected with the first rectification circuit and the second rectification circuit and use the output of the voltage monitoring circuit and the corresponding monitoring working voltage to control the condition of the second rectification circuit to roadside the excess current and provide a effect lowest voltage position to the radiofrequency identification system to maintain the normal running of the radiofrequency identification system.

A single-board power-on device includes power-on rods (2) provided with extensible hooks. Power-on spring contacts serving as connection points for the single-board power supply are provided on the single-board. The device also includes a clip which clamps and holds the single-board. Conducting strips (4) are provided on one arm of the clip. The conducting strips (4) are provided with hook-rings on an outer face of the arm, said hook-rings being connectable with the hooks. The conducting strips (4) are further provided with connection elements on the inner face of the arm, said connection elements being in connectable contact with the power-on spring contacts. The device can supply a stable and reliable working power source for the single-board and is easy to disassemble and assemble.

The invention discloses an electro-hydraulic actuator control system. The electro-hydraulic actuator control system comprises a power module, a signal collecting module, a signal processing module anda driving module. According to the power module provided by the invention, the alternate current side is subjected to overcurrent protection through a fuse, a surge suppressor achieves lightning protection and surge protection, an alternating current filter achieves the alternate current side filtering function, then, AC-DC switching is achieved through a linear power circuit, a direct current power source is input into a direct current filter to achieve the filtering and signal stabilizing functions and is converted into a plurality of direct current power sources through a DC-DC and voltageadjusting device, a power source system applied to complex working conditions is formed, and a stable work power source is provided for the electro-hydraulic actuator control system.

The invention discloses an electrodeless fluorescent lamp, which comprises a lamp tube, a lamp, power couplers coupled at both ends of the lamp tube and a ballast electrically connected with the power couplers, wherein mixed gas is filled into the lamp tube. The electrodeless fluorescent lamp is characterized in that: the power coupler is in heat conducting connection with the lamp, so that the integral lamp or a lamp shade is a radiating device of the coupler; and a U-shaped groove or a V-shaped groove is formed on a heat conducting plane to increase a heat conducting area further. In the electrodeless fluorescent lamp, a gas structure is changed, the structure of a glass lamp tube is simplified, and the bridging and sealing-in process is saved; and due to the adoption of the proportioning of the gas, the problem that an electrodeless lamp (the electrodeless fluorescent lamp) is difficult to start in high-power lamp tubes with long loops and thin tube diameters is solved, and the low-temperature starting performance of lamp bulbs is improved.

The invention discloses a solar trough type heat accumulation type magnetic fluid thermomagnetic convective circulation double power generation system and device. The system and device comprises a magnetic fluid thermomagnetic convective circulation induction generator, a magnetic fluid thermomagnetic convective driving rotating wheel generator, a solar trough type heat accumulation and phase change heat storage device, a cylindrical permanent magnet, a water bath cooler, a sensor, a magnetic fluid thermomagnetic convective circulation pipeline, an intelligent controller, a storage battery anda circuit. A magnetic fluid is assembled in the magnetic fluid thermomagnetic convective circulation pipeline; and the magnetic fluid adopts nanoscale ferromagnetic small particles. The magnetic fluid thermomagnetic convective circulation induction generator comprises an induction coil; and the magnetic fluid thermomagnetic convection driving rotating wheel generator comprises magnetic fluid rotating blades and a magnetic fluid rotating wheel. When the magnetic fluid flows through the middle part of the induction coil, the induction coil generates induction current to generate electricity. The magnetic fluid thermomagnetic convection driving rotating wheel generator drives the magnetic fluid rotating blades and the magnetic fluid rotating wheel to rotate through the magnetic fluid to generate power.

The invention discloses an HA digital infrared correlation photoelectric switch sensor. The switch sensor comprises an infrared transmitter circuit and an infrared receiver circuit, the infrared transmitter circuit comprises a first power supply circuit, a first single-chip microcomputer and an infrared emission driving circuit, and the infrared receiver circuit comprises a second power supply circuit, a second single-chip microcomputer, an infrared receiving circuit and a signal output circuit; the first single-chip microcomputer U1 and the second single-chip microcomputer U1 both adopt STC15W104 single-chip microcomputers and are packaged by SOP8, and an internal crystal oscillator reaches 33MHz. Compared with an analog infrared correlation sensor, the temperature drift problem caused bylong-time operation of the analog sensor is solved, the circuit is simple, the number of circuit devices is small, the anti-interference capability is high, and the circuit is suitable for long-timeuninterrupted power operation of the underground coal mine all the year round.

The invention discloses a seabed base platform capable of power generation by ocean currents, comprising a platform main body, a gravity ballast assembly connected to the bottom of the platform main body through a steel cable, the downward pull force generated by the gravity of the gravity ballast assembly and the platform main body itself The buoyancy is balanced; the main body of the platform includes a connecting bridge assembly with a ballast compartment, a power generation assembly, and a yaw wing; the gravity ballast assembly includes a gravity block and a steering assembly fixed on the gravity block to realize the horizontal steering of the platform main body. It includes a lower thrust bearing, a sliding table that can freely rotate around the axial direction, an upper thrust bearing and a fixed ring, wherein the fixed ring is fixedly connected with the gravity block and presses the steering assembly. One end of the steel cable is fixed to the main body of the platform, and the other end is connected to the sliding table. It can be fixed and rotate with the sliding table. The invention uses the steering assembly to realize the horizontal steering of the platform main body, so that the seabed base platform is consistent with the incoming flow direction, thereby further realizing higher efficiency power generation.

The invention provides a high-power electronic gun comprising a built-in electronic gun core which is arranged on an upper barrel of a gun chamber, wherein an anode seat is arranged below the upper barrel of the gun chamber, and an anode of an electronic emission system is arranged on the anode seat; the bottommost part of the electronic gun is a gun seat of the electronic gun; an inner cover for bombarding current bunching is arranged outside a lamp filament of the gun core; two groups of magnetic lenses and blocked holes are arranged in a light path system of electron beams, wherein the magnetic lenses and the blocked holes are matched; a coiling chamber of first magnetic lenses is arranged between the anode seat and a lower barrel of the gun chamber, a water-cooling blocked hole seat is arranged between the lower barrel and the seat, and the blocked holes are arranged on the blocked hole seat; deflecting and scanning coils are arranged on the gun seat, and coils of second magnetic lenses are arranged above the defecting and scanning coils; and a gun cover is additionally arranged outside the gun core, a draught fan is arranged on the gun cover, and a safety hood, a group of air barrels and an outer cover assembly arranged outside a cathode encircle a gun core body to form a cooling wind path. According to the invention, the problem of the urgent need for the high-power electronic gun in the existing industrialization is solved.

The invention discloses a novel solid-state relay, and belongs to the technical field of relays. The novel solid-state relay comprises a control input end, an isolating circuit, a trigger driving circuit, a logical reverse circuit, an output circuit and a floating direct-current voltage-stabilized source. The grids of two power field-effect transistors are controlled through the floating direct-current voltage-stabilized source, so that control of an alternating-current load or a direct-current load is realized, and the on-state voltage drop is low. The novel solid-state relay has high universality and a wide application range.

The invention belongs to the technical field of sleep aids, and in particular relates to a driving circuit of a shaded pole motor sleep aid, which includes a constant voltage adaptation unit, a WiFi circuit, an LED control circuit, and a fan motor control circuit respectively connected to a single-chip electromechanical device. In addition to the inherent transformer, the distribution unit is also equipped with a switching power supply chip for voltage feedback control, which provides a more stable working power supply. The structure design of the WiFi circuit, LED control circuit and fan motor control circuit is simpler, while reducing the complexity of the control circuit. , also makes the MCU control the fan speed more reliable, making the generated white noise more stable and comfortable, and the MCU is connected to the two-way fan motor control circuit, which is used as the two gears of the fan motor, making the white noise sleep aid function more humane.