47results about How to "Strong output ability" patented technology

The invention discloses a gate driving circuit which comprises a plurality of gate driving sub-circuits, wherein each gate driving sub-circuit comprises an upward-pull switch element, a downward-pull switch element and a latch; and the latch is used for respectively carrying out first-stage upward pull and second-stage upward pull on voltage output from the output end of the latch through a first upward pull signal and a second upward pull signal which are respectively input from a first upward pull signal input end and a second upward pull signal end so as to improve a control signal output from the latch to a first control end of the upward-pull switch element. According to the invention, the latches can output very high voltage to the upward-pull switch elements in a time period in which the gate driving sub-circuits output gate voltage, and then the output capability of the upward-pull switch element is improved, so that the sizes of the upward-pull switch elements can be further decreased on the premise of outputting enough gate voltage, therefore, the gate driving circuit is specifically suitable for meeting the design requirements of small-panel liquid crystal display devices.

A circuit for regulating a leakage current in a charge pump is disclosed. The circuit includes a bias voltage generating circuit and a first transistor, wherein: the bias voltage generating circuit generates a bias voltage that is proportional to a supply voltage; a gate of the first transistor is coupled to the bias voltage; the first transistor has a drain that is coupled to an output of the charge pump and a source that is grounded; a voltage the drain of the first transistor is proportional to the supply voltage; and a current flowing through the source and drain of the first transistor is proportional to the supply voltage that powers the charge pump.

The invention discloses a straw gasification combustion furnace, and relates to improvement on a straw combustion furnace structure. The invention provides the straw gasification combustion furnace more suitable for straw combustion and having high combustion efficiency. The straw gasification combustor comprises a furnace body; the inside of the furnace is provided with a combustion chamber; and the straw gasification combustor has structural key points that: the bottom of the combustion chamber is provided with a slag falling baffle with air holes; an outlet on the bottom of the slag falling baffle is provided with aslag outlet screw; a secondary air duct is arranged between a furnace wall with air holes of the combustion chamber and a shell of the furnace body; an outlet of the combustion chamber is a cyclone spout with spiral blades; a feeding hole of the combustion chamber is provided with an electric heater which is connected with a feed delivery pipe of which the inside is provided with a feeding screw and the upper part is provided with a fuel bin; and the inside of the feeding screw is provided with an ignition air duct.

The invention provides a power battery pack with a heat superconducting heat exchanger and a power battery pack system. The power battery pack comprises a heat superconducting heat exchanger and a plurality of battery cells, wherein the heat superconducting heat exchanger comprises a heat radiator, a heater and a plurality of heat superconducting plates arranged at intervals in parallel; the heater is positioned on one side of the heat radiator; the heat superconducting plates are positioned between the heat radiator and the heater, a heat superconducting pipeline is formed inside each heat superconducting plate, each heat superconducting pipeline is a closed pipeline, and each heat superconducting pipeline is filled with a heat transfer medium; the battery cells are positioned between theheat radiator and the heater, and each battery cell is in contact with the corresponding heat superconducting plate. According to the power battery pack, the battery cells can be quickly heated whenthe temperatures of the battery cells are relatively low, so that the heating starting time of the battery cells in cold conditions is improved; and simultaneously, quick heat radiation and cooling can also be carried out on the battery cells when the temperatures of the battery cells are relatively high.

The present invention provides a flyback switching power supply, including a power input and rectification circuit, a DC-DC switch circuit and a voltage-current feedback circuit, the DC-DC switch circuit includes a PWM control integrated circuit U1, and the PWM control integrated circuit U1 has GND terminal, FB terminal, Vin terminal, RI terminal, RT terminal, Sense terminal, VDD terminal and Gate terminal. The flyback switching power supply also includes a frequency adjustment circuit connected between the FB terminal and the RI terminal of the PWM control integrated circuit. The above frequency adjustment circuit is used to change the operating frequency of the flyback switching power supply according to the working state of the flyback switching power supply: when the flyback switching power supply is under light load, the frequency adjustment circuit will lower the operating frequency; when the flyback switching power supply When the power supply is under heavy load, the frequency regulation circuit will increase the operating frequency. Compared with the prior art, the flyback switching power supply of the present invention can adjust the operating frequency according to the working environment, so it is applicable to a wider range of occasions, and can save energy and reduce temperature rise at the same time.

The utility model discloses a processing circuit used for improving the performance of the audio equipment, and the processing equipment thereof. The processing equipment comprises a casing body, the input terminal interface of an audio host machine is arranged at one side of the casing body, the input terminal interface of a power supply is arranged at the other side of the casing body, a protective tube with filtering function is connected on the anode power wire of the input terminal of the audio host machine in series, and a capacitor is bridged between the anode power wire of the input terminal and the cathode power wire of the input terminal of the audio host machine. The processing equipment has the advantages that all sorts of harmful resonance in the circuit can be effectively restrained through the capacitor, and the capacitor plays the role of filtering; the protective tube with the filtering function can effectively restrain all sorts of harmful resonance in the circuit, and plays the role of filtering, reduces the impedance caused by vibration, and improves the degree of purity and the stability of the power supply, the higher harmonics components harmful to the signals are eliminated through the optimization of the quality of the power supply, and the powerful output capability is provided for the machine through the high-quality abundant electric current.

The invention provides a bionic waist mechanism of a humanoid robot, which includes a linear drive input module, a pitch deflection output module, and a support connection structure; wherein, the linear drive input module includes two independently driven parallel linear telescopic drive devices , forming a parallel differential mechanism. Moreover, the linear telescopic drive device is inclined and symmetrically distributed relative to the vertical axis of the humanoid robot in space, forming a triangular structure in space, and improving the stability, rigidity and bearing capacity of the entire waist mechanism. The bionic waist mechanism of the present invention has the advantages of simple structure, reduced mass, stronger output capability, reduced energy consumption, improved carrying capacity, and meets the design goal of light weight.

The invention provides a flyback switching power supply, which comprises a power supply input and rectification circuit, a DC-DC switching circuit and a voltage and current feedback circuit. The DC-DCswitching circuit comprises a PWM control integrated circuit U1. The PWM control integrated circuit U1 is provided with a GND end, an FB end, a Vin end, an RI end, an RT end, a Sense end, a VDD end and a Gate end. The flyback switching power supply further comprises a frequency adjusting circuit connected between the FB end and the RI end of the PWM control integrated circuit. The frequency adjusting circuit is used for changing the working frequency of the flyback switching power supply according to the working state of the flyback switching power supply. When the flyback switching power supply is in a light load state, the working frequency is reduced by the frequency adjusting circuit. When the flyback switching power supply is in a heavy load state, the working frequency is increasedby the frequency adjusting circuit. Compared with the prior art, the flyback switching power supply has the advantage that the working frequency can be adjusted according to the working environment, so that the flyback switching power supply is suitable for wider occasions, energy can be saved, and temperature rise can be reduced.