53results about How to "Solve the problem of not being able to charge" patented technology

The invention relates to the technical field of electric vehicles charging, especially a charging control device for electric vehicles. The charging control device for an electric vehicle comprises a control box, wherein one end of the control box is provided with a plug, and the other end of the control box is provided with a charging gun; the charging gun is connected with an vehicle socket and the vehicle socket is connected with the electric vehicle; an on-board charging control circuit is arranged inside the electric vehicle; the control box comprises a on-off switch, a current detecting device for detecting the current, a voltage detecting device for detecting voltage, a earth wire detecting device, a residual current detecting device, a control circuit and an indicator lamp. The charging control device can be adapted to more domestic shortage of local supply voltage charging solution when the voltage is too low, solves the problems that when the voltage is too low, the charging device work under a rated current for a long time, thereby causing the fire caused by the overheat of the circuit, and solves the problems that the low voltage causes overcurrent alarm and the electric vehicle can not be charged.

The invention relates to a ground hidden charging device used for new-energy automobiles. The ground hidden charging device comprises multiple parking spaces distributed in rows, each parking space iscorrespondingly provided with an installation groove formed underground, a guide rail is arranged between every two adjacent installation grooves, a movable charging mechanism hinged to the corresponding guide rail is arranged in each installation groove, every two installation grooves are arranged in a group, multiple groups of the installation grooves are arranged, a drive mechanism for pushingtwo adjacent movable charging mechanisms to be turned over upwards is arranged in the position of each group of the installation grooves, and sheltering mechanisms for filling gaps of the installation grooves are arranged below the guide rails; each movable charging mechanism comprises a turnover guide rail, a trolley, a clamping mechanism and a charging pile; and each sheltering mechanism comprises a second lead screw, a baffle, a second motor and a lifting guide rail. The hidden charging piles are adopted to achieve a protection effect, the charging piles are prevented from being damaged and broken after collisions and kept clean and tidy, the automobiles in different parking spaces can be charged, and the problem that the automobile cannot be charged in the corresponding parking spaceafter the corresponding charging pile is destroyed is solved.

The invention provides a method and system for simultaneously charging one electric vehicle by multiple charging guns of charging equipment. The method comprises the steps of inserting the multiple charging guns into multiple direct-current charging ports of a to-be-charged electric vehicle respectively; judging whether each charging gun has a message response or not, if only one charging gun detects an interaction message, determining that the to-be-charged electric vehicle is a single BMS vehicle type, and if each charging gun detects the interaction message, determining that the to-be-charged electric vehicle is a multi-BMS vehicle type; for a single BMS vehicle type, if each charging port can detect the battery voltage, distributing the required current of the BMS averagely to each charging gun, adjusting the output current of each charging gun, and carrying out charging; for a multi-BMS vehicle type, if each charging port can detect the battery voltage, adjusting the power outputof each charging gun automatically according to the charging demand of each BMS. The problem that a plurality of charging guns charge one electric vehicle at the same time is solved.

The embodiment of the invention discloses a charging method and apparatus of a terminal having a data exchange function. The method comprises: whether a power pin of a USB interface of a terminal receives a charging signal or not is detected; if so, the terminal is switched into an equipment charging access execution mode and the terminal is controlled to be charged; if not, a voltage value of an identified pin of the USB interface of the terminal is detected and corresponding control is executed. According to the embodiment of the invention, whether the power pin of the universal serial bus (USB) interface of the terminal receives the charging signal is used as the determination condition of switching to the terminal access mode, so that switching of the access mode of the USB interface of the terminal is realized and a problem that the terminal can not be charged due to short circuit of the USB interface of the terminal in the prior art can be solved.

The invention provides an intelligent charging method based on third party payment. The intelligent charging method based on third party payment comprises the following steps: receiving charging duration; after discharging charging cost, receiving a payment mode, and judging whether the payment mode is a third party payment mode or communication expense withholding payment mode; when the payment mode is the third party payment mode, displaying a corresponding two-dimensional code; if the payment mode is the communication expense withholding payment mode, displaying a payment interface, and receiving and forwarding communication expense information; receiving a charging command, and providing a power supply for charging; and after the charging time exceeds the charging duration, switching off the power supply to finish charging operation. The invention further provides an intelligent charging system based on third party payment.

The invention discloses a handheld dust sweeping device. The handheld dust sweeping device comprises a handle and a dust collector connected with the handle and is characterized in that a battery is arranged in the handle, a switch is arranged outside the handle, the battery is electrically connected with the dust collector and the switch, the front end of the dust collector is provided with a dust sweeping head, the front side of the dust sweeping head is provided with soft sweeping bristles and dust collection holes, the dust sweeping head is communicated with the dust collector through a connecting rod, and the back of the dust sweeping head is provided with a metal sheet connected with the connecting rod. The handheld dust sweeping device has the advantages that the device can replacea mop and a wipe, dust can be collected during the sweeping of dust on the surface of a vehicle body, the dust flying problem during sweeping is solved, the situation that dust falls to the surface ofthe vehicle body again is avoided, sweeping efficiency is increased, sweeping time is saved, sanitation during sweeping is guaranteed, clothes can be prevented from being dirtied by the dust, fresh air during sweeping can be achieved, damage, caused by the flying dust, to human bodies is avoided, and user health is guaranteed.

Provided are a series-parallel gas-electric hybrid vehicle power system and a control method. The system comprises a complete vehicle controller, an engine, an ISG motor, a drive motor, a super capacitor bank and a DC / DC converter, wherein a clutch I is in transmission connection to the engine and the ISG motor, a clutch II is connected between the front end of the ISG motor and the drive motor. The rear end of the drive motor is in transmission connection to the ISG motor and the front end of the drive motor, the back end of the drive motor is connected to a transmission shaft capable of driving wheels, the ISG motor, an ISG motor controller and a high-tension distribution box form a circuit, the drive motor, a drive motor controller and the high-tension distribution box form a circuit, apower battery and the super capacitor bank are arranged in parallel and form a circuit with the high-tension distribution box, and the DC / DC converter is connected to the power battery and the high-tension distribution box; and the control method mainly comprises a power consumption stage and a power recovery stage. The series-parallel gas-electric hybrid vehicle power system and the control method improve the operational efficiency of the gas-electric hybrid vehicle.

The invention discloses an aluminum alloy door that is convenient for receiving express delivery, relates to the technical field of aluminum alloy doors and windows, and includes a door frame and a door body. A switch mechanism is provided on the front of the door body. The positive longitudinal section of the input port and the express input port is a rectangular structure. The two ends of the express input port are respectively equipped with a front flap and a rear flap. There is also an engaging piece made of elastic material on the top, one end of the engaging piece is fixedly connected to the back of the door body, and the other end of the engaging piece is bent downward to engage with the flip cover on the back. In the present invention, the courier delivery port is set so that the courier items can be put into the room to prevent the courier from being lost, the operation is simple, flexible and convenient, and the safety is high, which solves the problem that the courier cannot be collected when the head of the household is not at home.

The invention discloses an electric vehicle charge control device which comprises a vehicle-mounted charger, a first switch module, a second switch module and a control system. The vehicle-mounted charger is connected with a power battery; a first end of the first switch module is connected with the vehicle-mounted charger, and a second end of the first switch module is connected with the control system; a first end of the second switch module is connected with the first end of the first switch module, and a second end of the second switch module is connected with the second end of the first switch module; and the control system is used for controlling the vehicle-mounted charger to charge for the power battery when the first switch module or the second switch module is communicated. When the first switch module breaks down, the second switch module can be communicated so as to enable the control system to control the vehicle-mounted charger to charge for the power battery, and therefore convenience of charge of an electric vehicle is improved.

The embodiment of the invention discloses a charging method and apparatus of a terminal having a data exchange function. The method comprises: whether a terminal is in a turning-off state is detected; if so, a data exchange access mode of the USB interface of the terminal is turned off and switching to an equipment charging access execution mode is carried out. According to the invention, whether the display panel of the terminal is in a turning-off state is detected and is used as the determination condition of switching to the terminal access mode. Therefore, switching of the access mode of the USB interface of the terminal is realized and a problem that the terminal can not be charged due to short circuit of the identification pin of the USB interface of the terminal in the prior art can be solved.

The invention provides a multilevel management method for occupation of a parking space in a charging station. The charging station comprises a charging pile cloud platform, a vehicle sensing module,a vehicle identification module, a communication module and at least one charging pile are contained. The method comprises the steps of: after a vehicle enters a charging pile area, the vehicle sensing module judges whether the vehicle is moved into the parking space, transmits an identification bit to the charging pile cloud platform to identify the parking space, confirms that the parking spaceis occupied, and connects the charging pile, the vehicle identification module identifies vehicle information and uploads the vehicle information to the charging pile cloud platform, and the chargingpile cloud platform judges whether the current charging pile is available and judges whether the vehicle is charged according to status information uploaded by the charging pile, and implements a corresponding early warning mechanism. According to the multilevel management method provided by the invention, by judging vehicle charging, expected charging prediction data and parking space occupationtime data and the like during the vehicle occupation, the problem that due to the occupation of fuel vehicles or non-charged vehicles in the existing charging station, the charging station cannot perform normal charging at vehicle charging peaks is solved.

The invention provides a vehicle-mounted charging and discharging device. The vehicle-mounted charging and discharging device comprises an alternating current-direct current converter, a direct current converter, a first switch module and a second switch module; the alternating current-direct current converter is connected in series with the direct current converter, an AC end of the alternating current-direct current converter is connected with an AC charging port, and a DC end of the alternating current-direct current converter is connected with a first end of the first switch module. One end of the direct current converter is connected with the first end of the first switch module, and the other end is connected with the second end of the second switch module and a battery pack. The second end of the first switch module is connected with the direct current charging port. The first end of the second switch module is connected with the direct current charging port. According to the vehicle-mounted charging and discharging device, the new energy vehicle with the vehicle-mounted charging and discharging device can be suitable for the charging pile with the highest voltage of 500v, 750v and even 1000v, and then the market competitiveness of the new energy vehicle is enhanced.

The invention discloses a multi-link portable communication device and a voice coding compression and decoding method thereof. The invention comprises a shell, a circuit board is arranged in the shell, and an ARM main controller, a power management module, a 4G / 5G communication module, a Tiantong satellite communication module and a Beidou satellite communication module are installed in the shelland fixed to a first grounding end, a second grounding end and a third grounding end of the circuit board respectively. The beneficial effects are that the invention achieves the link fusion of a plurality of communication modes, can achieve the data exchange through a Tiantong satellite, a Beidou satellite and a ground 4G / 5G network, can achieve the Beidou short message communication even under an extreme environment condition, and meets the communication demands in a desert environment without a mobile wireless network; meanwhile, a lithium battery and various intelligent terminals can be charged through a hand-operated power generation handle, and the problem that charging cannot be conducted outdoors is solved; and an emergency help-seeking key is also arranged, and geographic position information, help-seeking signals and the like are simultaneously sent through multiple links, so that the personal safety of the user is guaranteed.

Embodiments of the invention provide a charging circuit, a charging method and a terminal. The charging circuit comprises a normal charging circuit and a standby charging circuit; the normal chargingcircuit is composed of a USB female base, and a common mode inductor, a first switch circuit, a second switch circuit and a charging management chip PMIC which are connected in sequence through a connecting line led out from D+ and D- pins of the USB female base; the standby charging circuit consists of a VBUS contact, a timer and a reverser I0; one end of the VBUS contact is connected with the charging management chip PMIC, and the other end of the VBUS contact comprises a first branch circuit and a second branch circuit; the first branch circuit is connected with the first switch circuit, and the second branch circuit is sequentially connected with the timer, the reverser I0 and the second switch circuit; and when the normal charging circuit breaks down, the VBUS contact of the standby charging circuit inputs a low level, so as to activate the standby charging circuit to charge the terminal, so that the problem that the terminal cannot be temporarily charged after a charging fault occurs in the normal charging circuit is solved.

The invention discloses a general-type charging connector converter of an electric bicycle. The general-type charging interface converter comprises a small-power bridge rectifier module, a power supply module, a photoelectric coupler module, a relay module, an LED (Light Emitting Diode) lamp module and a large-power bridge rectifier module. After the converter is connected into a charging connector of the electric bicycle, the photoelectric coupler module acquires information of an interface mode of the electric bicycle from an electric bicycle connector, and then the relay module is controlled, so that a relay skips to a corresponding connector mode; current output by a charger passes through the relay module and then is communicated to the electric bicycle; finally, a process from conversion to charging is finished. The general-purpose charging connector converter of the electric bicycle has the beneficial technical effects that chargers with different charging connectors can be used for charging electric bicycles with different charging connectors, and the technical problems that the connector mode is not compatible so that the electric bicycles cannot be charged or the charger is damaged and the like are solved.

The invention discloses a vehicle and a charging device. The device comprises a charging unit, a voltage feedback unit, a charging line and a charging interface. The charging line is connected with acharging circuit and the charging interface. The voltage feedback unit is connected with the charging unit and the charging interface. The voltage feedback unit is used for detecting the current actual charging voltage of the charging interface, and providing feedback of a voltage drop indication signal to the charging unit if the actual charging voltage is smaller than the reference voltage. Thecharging unit is configured to, after detecting the voltage drop indication signal, in accordance with the voltage drop indication signal, raising the charge voltage to the charge output. The adjustedcharging voltage is utilized to continue supplying power to the charging interface through a charging wire, so that the problem that the charging voltage drops due to the excessive length of a wire harness of the charging interface and the charging interface cannot be charged can be effectively solved, and the length and the diameter of the wire harness and contact impedance energy factors need not to be considered. The charging device is adaptable to all wire harnesses and vehicle models, and is flexible in application.

The invention discloses a self-service charging detection and control method for an electric vehicle. According to the method, a socket port of a charging device is detected and detection informationis sent to a cloud server; after receiving confirmation information sent by the cloud server, the user carries out payment; and after payment, the cloud server sends a charging instruction to the charging device to carry out charging for the user. Therefore, the charging device, the cloud server and the user client can carry out transmission and communication in payment by the user based on the flow, so that a problem that charging can not be carried out after the user makes payment because the mobile network signal of the environment in which the charging device is located is not good is solved and the user experiment in the charging device application process is improved. Meanwhile, the charging process is monitored in real time and detection fault information in the charging process canbe transmitted to the user client and the equipment maintenance personnel in time and be displayed on the charging device, thereby improving the efficiency of equipment operation and maintenance management and thus further enhancing the user experience.

The invention discloses a method and system for controlling precharging currents of a mobile terminal and the mobile terminal. The method includes the steps that when the mobile terminal detects that a charger is disconnected, instantaneous precharging current signals before the charger is disconnected are acquired; voltage stabilization processing and voltage reduction processing are conducted on voltage signals converted from the current signals; the voltage signals obtained after voltage stabilization processing and voltage reduction processing are converted into new current signals, and the converted new current signals are used for precharging the mobile terminal; when the new current signals are used for precharging the mobile terminal for preset time, the new current signals are amplified into the instantaneous precharging current signals before the charger is disconnected, and the instantaneous precharging current signals are restored again to charge the mobile terminal. By the adoption of the method and system, the problem that a mobile phone cannot be charged due to the fact that the precharging currents are too large in the prior art can be solved, and safety is improved.

The embedment of the invention provides a charging method for a mobile terminal and the mobile terminal. The method comprises the steps of obtaining a current state of VR equipment connected with the mobile terminal when detecting connection of a charging power supply, wherein the current state comprises an idle state and a running state; and closing an OTG function of the mobile terminal when the current state of the VR equipment is the idle state. The mobile terminal is charged through a USB, and the problem that the mobile terminal cannot be charged after being connected with the VR equipment in the prior art is solved, so that the mobile terminal put in the VR equipment can be directly charged, and the charging efficiency for the mobile terminal is improved.

The invention relates to an outdoor laptop. The laptop comprises a host and a display screen, wherein one end of the display screen is hinged to one end of the host. The host comprises a key assemblyand a battery. The key assembly comprises a piezoelectric positioning plate and keys. The plurality of keys are longitudinally arranged on the upper surface of the host shell in a sliding manner; thepiezoelectric positioning plate is arranged in the host, the piezoelectric positioning plate array is provided with a plurality of piezoelectric generators, the number of the piezoelectric generatorsis equal to the number of the keys, the piezoelectric generators are arranged in a one-to-one correspondence mode, springs are arranged between the piezoelectric generators and the keys, and the piezoelectric generators are connected with the battery. The invention aims to solve or at least relieve the problem that an existing notebook is not easy to charge outdoors, and provides the outdoor laptop.

The invention relates to the technical field of street lamps, in particular to solar street lamp equipment with intelligent charging and discharging functions. The equipment comprises a mounting cylinder, a base is fixedly mounted at the bottom of the mounting cylinder, a guide sleeve is fixedly mounted at the top of the mounting cylinder, a sleeve rod is slidably mounted on the inner side of the guide sleeve, and a mounting rod is fixedly mounted at the top of the sleeve rod. A fixing plate is fixedly mounted in the outer side of the mounting rod, a storage battery box is fixedly mounted on the fixing plate, an electric telescopic rod is hinged to one side of the top end of the mounting rod, a rotating rod is hinged to the output end of the electric telescopic rod, one end of the rotating rod is hinged to the mounting rod, and a solar photovoltaic panel is fixedly mounted at the other end of the rotating rod; a fixing rod is fixedly mounted on the other side of the top end of the mounting rod, and a lighting lamp is fixedly mounted at the end, away from the mounting rod, of the fixing rod. According to the invention, intelligent switching of charging modes can be realized, so that the problem that the solar photovoltaic panel cannot be charged in cloudy and rainy days is solved.

The invention belonging to the field of electronic technology discloses a charging wire, a charging assembly,and a charging method and device. The charging wire consists of a first connector and a second connector; the second connector is connected with a to-be-charged device; and the first connector includes a ground pin and a first ID pin and the ground pin is connected with the first ID pin electrically. After the first connector is connected with an interface of a mobile device, a second pin in the interface is connected with the first ID pin, so that the second ID pin is grounded. The mobile device outputs power through the interface. Therefore, a problem that an electronic cigarette can not be charged because the user does not carry a charging device when going out is solved.

The invention relates to the technical field of charging control, and provides a double-charging control circuit and a double-charging control method. The circuit comprises a power adapter charging circuit and a type-c adapter charging circuit. When the power adapter charging circuit or type-c adapter charging circuit is independently connected into a corresponding adapter, power is supplied to amainboard system and a battery. When the power adapter charging circuit and the type-c adapter charging circuit are connected into adapters at the same time, the power adapter charging circuit supplies power to the mainboard system, and the type-c adapter charging circuit charges the battery. According to the embodiment of the invention, when a computer system is in heavy load operation, the powerutilization requirement of a system can be met, the battery can be charged, the problem that the current generates a current loop between the two adapters due to inconsistent output voltages of the adapters does not exist, and the problem that the computer battery cannot be charged due to insufficient power consumption of the adapters can be effectively solved.

The invention relates to a multifunctional afternoon nap pillow that comprises an afternoon nap pillow body, a heating layer and a cooling layer; the heating layer and the cooling layer are used in cooperation with the afternoon nap pillow body, a rotary knob and an interface are arranged on the side face of the afternoon nap pillow body, and a power module, a mechanical timing module and a vibration module are arranged in the afternoon nap pillow body; the heating layer is electrically connected with the input end of the interface, the output end of the interface is electrically connected with the input end of the power module, the output end of the power module is electrically connected with the input end of the mechanical timing module, and the output end of the mechanical timing moduleis electrically connected with the input end of the vibration module. The multifunctional afternoon nap pillow has the functions of temperature adjustment, timing vibration and charging of equipmentsuch as a mobile phone, is specially designed for afternoon nap, arms can be placed below the unique radian structure of the nap pillow during afternoon nap, the two arms cannot feel uncomfortable dueto unsmooth blood flow, and the multifunctional afternoon nap pillow is very comfortable and convenient to use.

The invention provides a vehicle emergency starting device with hand-cranking power generation, and relates to the technical field of vehicles. The vehicle emergency starting device specifically comprises a shell internally provided with a control panel, a hand-cranking power generation assembly, a voltage processing circuit, and an energy storage component, wherein the hand-cranking power generation assembly comprises a rocking handle which is arranged outside the shell, one end of the rocking handle penetrates through the shell and extends towards the interior of the shell, the hand-crankingpower generation assembly further comprises a power generator which is arranged in the shell, the end, facing the shell, of the rocking handle is connected with the power generator through a gear set, the voltage processing circuit is arranged on the control panel and is connected with the generator; the energy storage component is arranged on the control panel, is at least one super capacitor and is connected with the output end of the voltage processing circuit; the energy storage part is provided with a large-current output end. The vehicle emergency starting device has the advantages thatthe super capacitor is used for replacing an ultrahigh-rate lithium battery, a vehicle is started more safely and conveniently, the hand-cranking power generation assembly is additionally arranged tocharge the super capacitor, and the charging is more environmentally friendly.

The invention discloses an individual seat for a high-speed railway. The individual seat for the high-speed railway structurally comprises a cushion, a left armrest, a right armrest, a backrest cushion, a bottom plate, a supporting plate, an object bearing plate, a limiting pin, an adjusting panel, a controller, a telescopic rod, an electric push rod, a row socket, a double-hole socket, a three-hole socket and a USB socket. According to the individual seat for the high-speed railway, the adjusting panel can be operated, so that the electric push rod can control the telescopic rod to extend orcontract, the height of the cushion is adjusted, the cushion is adjusted to the most suitable height of a user, great convenience is provided for the user, a passenger gets a good driving process whentraveling, and the problem that the height of a seat cannot be freely adjusted for the user is solved; the row socket is arranged at the rear end of the backrest cushion, the double-hole socket, thethree-hole socket and the USB socket are arranged on the row socket, thus the user can use conveniently, and the problem that electric equipment is insufficient and cannot be charged during travellingof the passenger is solved.

The invention discloses a wall type electronic equipment charging apparatus, and belongs to the field of an electric appliance. The wall type electronic equipment charging apparatus comprises a main shell mounted on a wall body and a power supply assembly arranged on the main shell, wherein an electricity output end for allowing the electronic equipment to obtain electricity is arranged on the main shell; the electricity output end is connected with the power supply assembly; a bracket for placing the electronic equipment is arranged on the main shell; the electricity output end is arranged on the bracket; and the electricity output end comprises a charging connector matched with a charging interface of the electronic equipment. The wall type electronic equipment charging apparatus has the advantage of higher convenience in charging the electronic equipment.

The invention discloses a method for undisturbed switching between double power sources of a hydraulic station of a refuse incinerator. A plurality of super-capacitors are used as energy storage elements. The problem that during switching by a commonly-used switch for the double power sources, continuous control power cannot be output is solved. By means of a power failure detection signal of double groups of mains supply, a corresponding control program is designed in the PLC control system, and heavy-load starting or acceleration of a motor is avoided in a power source switching period; according to actual power source voltage class demand, a modularized equalization circuit is used for guaranteeing that the super-capacitors which are connected in series are charged equally, and the service life of the super-capacitors is prolonged.

The invention discloses a portable projection lamp. The portable projection lamp is characterized by comprising a mobile power supply (5) mounted in an integrally molded lamp body (1), an LED projection lamp (2) electrically connected with the mobile power supply (5) and a light transmission cover (3) arranged on the LED projection lamp (2); a waterproof sealing gasket and a bracket (4) rotationally connected with the lamp body (1) are arranged between the light transmission cover (3) and the lamp body (1); and the mobile power supply (5) is fixedly connected with a radiator at the back part of the LED projection lamp through a screw. The projection lamp has such advantages as good water resistance and convenience to carry, and is suitable for large-scale popularization.