48results about How to "Avoid being unable to charge" patented technology

A charging device is used for charging for a mobile robot and comprises a bearing part and a charging part which also comprises a supporting part, a rotating part and a driver, wherein, the bearing part is used for bearing the mobile robot; the charging part is used for charging for the mobile robot; the supporting part is arranged on the bearing part; the rotating part is fixedly connected on thesupporting part in a rotating manner; the driver is used for driving the rotating part to rotate; the rotating part is provided with a conducting plate and rotates by the driving of the driver, and leads the conducting plate to be electrically contacted with the electrical contact of the robot on the bearing part; the rotating part is driven by the driver to rotate to lead the conducting plate tobe separated from the robot after charging for the mobile robot is completed.

The invention discloses an unmanned aerial vehicle charging device and method and a computer readable storage medium. The unmanned aerial vehicle charging device is assembled in a take-off and landingcabin used for an unmanned aerial vehicle to take off and land. The unmanned aerial vehicle charging device comprises a drive part and a telescopic part; and the telescopic part is provided with a charging piece, when the unmanned aerial vehicle lands in the take-off and landing cabin, the telescopic part can be driven by the drive part to extend out and be pressed down, the charging piece makescontact with a charging contact arranged on a battery of an unmanned aerial vehicle body, and the unmanned aerial vehicle is charged. By the adoption of the scheme, the charging piece in the chargingdevice extends out to make contact with the charging contact of the battery in the unmanned aerial vehicle, and the situation that the charging contact is arranged on an undercarriage of the unmannedaerial vehicle, so that contact is poor or charging cannot be achieved due to abrasion of the undercarriage in the take-off and landing process is avoided; and it is guaranteed that the charging process of the unmanned aerial vehicle is normally conducted.

Embodiments of the invention disclose a wireless charger capable of prompting position adjustment, a prompting method and chargeable implantable medical equipment. The wireless charger comprises a driver used for generating a high-frequency waveform signal, a resonance circuit used for generating and radiating electromagnetic waves according to the high-frequency waveform signal, and a prompting module used for prompting a user to adjust the position of the wireless charger when abnormal charging of the wireless charger is detected, wherein the driver is connected with the resonance circuit; and the prompting module is connected with the resonance circuit. Whether the current position of the wireless charger is a proper position or not can be detected according to the voltage changes on one side of the charger in wireless charging; prompting can be sent to the user when the wireless charger is in an improper position, so that the user can adjust the position of the wireless charger according to the prompting so as to avoid the problem that the implantable equipment is relatively far from the wireless charger and cannot be charged; and therefore, the charging quality and efficiency of the implantable equipment are improved.

The invention discloses a portable power supply box for an electric vehicle. The portable power supply box comprises a box body for accommodating a battery. The box body is characterized in that an inner cavity for accommodating the battery is formed in the box body, a pull rod roller device is arranged on the back of the box body, and an interface connected to a circuit of the electric vehicle isarranged on the side face of the box body; a wire storage room for placing a charging wire is arranged at the side face II, close to the box body, of the back of the box body, and an inlet hole for the charging wire is formed in the side face II; the pull rod roller device comprises a telescopic roller mechanism which is movably connected to a pull rod operating mechanism. The portable power supply box has the beneficial effects that according to the scheme, the portable power supply box is simple in structure, reasonable in design and convenient to charge, and is particularly suitable for urban young office workers and urban expressage tricycles.

The invention discloses a charging method and device for a charging wire, a charging wire and a storage medium. The method includes: monitoring the abnormal phenomenon of the authentication command in the fast charging authentication process, and automatically controlling and restarting the charging of the charging wire when the abnormal phenomenon is detected. The authentication process, and use the ordinary wire model data to interact with the charging device, and perform ordinary charging for the charging device, avoiding the problem that the charging device cannot be charged due to abnormal performance of the fast charging type wire or the charging device is not compatible with fast charging. And in terms of mass production control, since the present invention can automatically switch from fast charging to normal charging, the hardware production also saves the need to remove the MCU of the fast charging type wire and replace it with the MCU of the normal charging type wire. The problem of increased costs.

The invention provides a charging circuit polarity automatic adjusting device, comprising a first diode, a second diode, a third diode, a fourth diode, a first input terminal, a second input terminal, a first output terminal and a second output terminal; the anode of the first diode is connected with the first input terminal and the cathode thereof is connected with the first output terminal; the anode of the second diode is connected with the second input terminal and the cathode thereof is connected with the first output terminal; the cathode of the third diode is connected with the first input terminal and the anode thereof is connected with the second output terminal; the cathode of the fourth diode is connected with the second input terminal and the anode thereof is connected with the second output terminal. The adjusting device can automatically adjust the polarity so as to lead the polarity of the charging power output terminal to match with the polarity of the charging circuit input terminal.

The invention provides an operation auxiliary device for a vehicle-mounted fuel cell, which belongs to the technical field of fuel cell engines, and solves the problem in the prior art that a power battery suddenly loses power or cannot provide electricity when a fuel cell vehicle is in normal operation. The device includes a DC-DC booster, a bidirectional DC-DC converter, a supercapacitor, a vehicle step-down DC converter, a vehicle low-voltage power supply device, a lithium battery and a controller; wherein, the power supply terminal of the fuel cell stack is The DC-DC booster is respectively connected to the vehicle motor, the vehicle step-down DC converter, the input end of the lithium battery and one end of the bidirectional DC-DC converter; the lithium battery is connected in parallel with the vehicle motor; the bidirectional DC-DC converter The other end is connected to the super capacitor; the output end of the step-down DC converter of the vehicle is connected to the low-voltage power supply equipment of the vehicle; the output end of the controller is respectively connected to the DC‑DC booster, bidirectional DC‑DC converter, lithium battery, The vehicle step-down DC converter and the control terminal connection of the vehicle low-voltage power supply equipment. Realized fast low-temperature start-up and stable operation.

The invention provides an AGV wireless charging pile system and its usage method. In the daily working state of the AGV, the detection module detects the power of the AGV, and the main controller controls the vehicle-mounted wireless communication module to send a charging request to the control center, and the control center obtains the charging request. Analyze, determine the corresponding charging method, and send the corresponding charging command to the wireless charging pile; n wireless charging piles wirelessly charge the AGV at the same time, and the control center according to the current distance S between each wireless charging pile and the AGV n Find the weight W n , according to the weight W n Distribute the charging current I to each wireless charging pile n ;The total charging current I is greater than the maximum allowable current I of the AGV max , the n wireless charging piles are sorted and divided into multiple grades according to the distance, and the charging current is directly allocated according to the grade priority, and the detection module detects the power to determine whether the charging is completed. The invention can operate flexibly, does not affect the working efficiency of the AGV, and can charge the AGV quickly.

The invention provides a method and a device for protecting a mobile terminal. The mobile terminal is configured with a configuration channel detection module, wherein the configuration channel detection module is in an uplink port mode, and the method comprises the steps of: receiving an operation instruction for performing mode switching on the configuration channel detection module; switching the working mode of the configuration channel detection module from the uplink port mode to the dual role port mode according to the operation instruction; and switching the working mode of the configuration channel detection module from the dual role port mode to the uplink port mode when detecting that the usage state of the mobile terminal meets the preset condition. In the embodiments of the invention, since the mobile terminal acts as a slave device by default, the problem that the working mode of the channel detecting module is misjudged due to impurities or liquid entering the USB Type-Cinterface, and the mobile terminal cannot be charged is avoided.