50results about How to "Automatic charging" patented technology

The oil-burning and electrically driven two-purpose forklift includes a frame, a power system, a gear box, a walking system, a hydraulic pump station, a hydraulic system, an operation system, an automatic control system, a cable reel, a reel oil motor and a walking oil motor. The power system includes one oil-burning engine and one AC motor; the hydraulic pump station includes one engine driven hydraulic pump station and one motor driven hydraulic pump station connected via a two-position three-way valve to the hydraulic system; the motor driven hydraulic pump station provides hydraulic oil to the reel oil motor and the walking oil motor, while the engine drives the input shaft of the gear box; and the automatic control system controls the forklift under the driving of the motor. The present invention can save fuel oil, reduce environmental pollution caused by oil burning tail gas and lower operation cost.

The invention relates to the field of parking lot electric vehicle charging and in particular discloses a parking lot electric vehicle automatic charging system. The parking lot electric vehicle automatic charging system comprises an original parking space, where a vehicle owner parks an electric vehicle, a target parking space, where the electric vehicle is conveyed, a connecting device and an adapter device, wherein the connecting device is connected with an electric vehicle charging device on the target parking space, and the adapter device is conveyed together with the electric vehicle when a transferring device automatically conveys the electric vehicle; an electric vehicle charging plug is arranged on the adapter device; and the adapter device can be in automatic communication with the connecting device when being conveyed to the target parking space by the transferring device. Compared with the prior art, the parking lot electric vehicle automatic charging system has the advantage that a purpose of automatically charging the parked electric vehicle needing to be charged after the parked electric vehicle needing to be charged is automatically conveyed to another parking spaceis realized.

The invention provides lift energy feedback, reactive compensation and switched-off emergency running method and system. The system comprises an energy feedback module, a reactive compensation module and a lift switched-off emergency running module. The energy feedback module comprising an inverted circuit, a control circuit and a filter circuit and the reactive compensation module can feed back energy generated when a lift brakes to a power grid and generate reactive current for compensating reactive power when the lift is in an electric running state; and a lift switched-off emergency running circuit can ensure that lift control power is taken over by the switching of a switch under abnormal power supply of the power grid, run the lift to the leveling position and open a car door and a hall door so that a passenger safely walks out of the lift. The system has the advantages of simple structure, reliable running, less loss, low cost, high power factor and no harmonic pollution on thepower grid and integrates various functions of lift frequency converter plug-in type energy feedback, reactive compensation, emergency leveling, and the like.

The invention provides a fuel-electricity dual-purpose bulldozer, which comprises a chassis, a power system, a transmission case, a running system, a hydraulic power station, a hydraulic system, an operating system, a control circuit, a cable drum, an oil motor for a drum, a driving oil motor, a driving transmission case of the power system and a hydraulic pump station. The output shaft of the transmission case drives the running system, the hydraulic pump station provides pressure oil for the hydraulic system which drives the operating system; the power system comprises a fuel engine and an AC motor; the hydraulic pump station comprises a hydraulic pump station driven by the fuel engine and an electric hydraulic pump station driven by the AC motor, the two hydraulic pump stations are connected with the hydraulic system through a two-position three-way valve; the electric and hydraulic pump station provides pressure oil for the drum oil motor and the driving oil motor; the fuel enginedrives the input shaft of the transmission case; the driving oil motor drives the intermediate shaft of the transmission case through an engaging and disengaging device; a cable drum is used for drawing or releasing the cable and the drum oil motor drives the cable drum to draw or release the cable; a control circuit controls the bulldozer when the bulldozer is driven by the AC motor. The invention can effectively save fuel, reduce the pollution to the environment by the exhaust gas of the fuel and can considerably reduce the operation cost.

The invention discloses an electric connector plug-in mechanism and an in-position detection method of the electric connector plug-in mechanism. The electric connector plug-in mechanism includes: a base; The transmission assembly, the actuating part is supported above the base through the cooperation between the pivot and the connecting rod; the electrical connection device is fixed on the actuating part, and the actuating part Under the action of external force, the moving part drives the electrical connection device to move relative to the base in the vertical direction and the horizontal direction and approach the base. Therefore, through the cooperation of the base and the actuating part, the battery pack and the electrical connection device can be quickly and accurately docked together, the charging time of the battery pack can be shortened, the charging efficiency of the battery pack can be improved, and automatic charging can also be realized. The working purpose of charging the battery pack.

The present invention proposes a parking lot automatic charging method. The method includes: when the user's vehicle is about to drive out of the parking lot, the Internet of Vehicles charging server obtains the user's vehicle identification code through the mobile phone of the Internet of Vehicles user; the user's vehicle is pre-registered in the Internet of Vehicles , and the user's vehicle identification code is bound to a payment account; and the obtained vehicle identification code is matched with the user's vehicle identification code form recorded in the parking lot; after the matching is successful, the user's vehicle parking fee is calculated ; Deduct the user's vehicle parking fee from the payment account. The invention can intelligently identify the vehicle identification code, lock the payment account bound with the user's vehicle identification code, calculate the parking fee of the user's vehicle, and automatically complete the whole process of charging, that is, the user can pay without parking, making the payment more convenient and fast, and improving It improves the efficiency of parking lot management and operation, and it is more accurate and reliable to identify user vehicles with vehicle identification codes.

The invention discloses an LED emergency controller which comprises a charging module, an outage detecting circuit, an emergency power supply module, a boosting module and an LED display module. The input end of the charging module is connected with a mains supply, the output end of the charging module is connected with the outage detecting circuit and the emergency power supply module, the outage detecting circuit and the emergency power supply module are further connected with the boosting module, and the output end of the boosting module is connected with the LED display module. The LED emergency controller can be automatically switched to use a standby storage battery to perform emergency lighting when the mains supply is in power outage, and meanwhile can automatically charge the storage battery under the condition that the power outage does not occur.

The invention relates to the technical field of battery charging, and discloses a charging control method, terminal equipment and a storage medium. The charging control method includes: when the terminal device enters the G0 working state, obtain the charging control parameters under the operating system, and charge the battery according to the charging control parameters; at the same time, write the charging control parameter information into the register of the battery management chip ; When the G3 is mechanically shut down, detect whether there is an external power supply connection; when detected, read the charging control parameters from the battery management chip, and continue to charge the battery according to the charging control parameters. The present invention uses the readable and writable space inside the battery management chip to store the charging threshold, and when the terminal device enters the G3 mechanical shutdown state and plugs in the external power supply again, it actively reads the charging threshold from the battery management chip, and continues to follow the The charging threshold is used for charging control, so as to automatically realize charging control and effectively prevent the battery from overcharging.

The invention discloses a plug-in mechanism for an electric connector. The plug-in mechanism for the electric connector comprises: a base; The matching activity is supported above the base; the electrical connection device, the electrical connection device is supported above the actuation part through the transmission assembly, the actuation part moves towards the base in the vertical direction under the action of external force and drives the transmission assembly to drive the electrical connection device in the vertical direction. direction and horizontal direction relative to the base to be electrically connected with the battery pack. Therefore, through the cooperation of the base, the actuating part and the electrical connection device, the battery pack and the electrical connection device can be quickly and accurately docked together, the charging time of the battery pack can be shortened, and the charging efficiency of the battery pack can be improved. Moreover, The working purpose of automatically charging the battery pack can also be realized.