Abstract: The present invention belongs to the field of medical technology and specifically relates to an active ingredient group for treating UC. An active ingredient group for treating UC, characterized in that it uses an active ingredient group to act on key target combination of UC, and prevents and treats UC by regulating tryptophan metabolism, glycerolphospholipid metabolism, and linoleic acid metabolism. The active ingredient group for treating UC provided in this application can effectively prevent and treat UC by regulating tryptophan metabolism, glycerolphospholipid metabolism and linoleic acid metabolism by establishing strong combination between the active ingredient group and the key target combination of UC. This application also discloses the biomarkers for the diagnosis and treatment of UC.

Abstract: This application provides a random access method and a communication apparatus. The method includes: receiving, by a terminal device, a response message from a network device; determining, by the terminal device, a message format of the response message, where the message format includes a first format or a second format; and parsing, by the terminal device, the response message based on the determined message format, where the response message in the first format includes a contention resolution identity and a control plane message; and the response message in the second format includes a contention resolution identity and includes no control plane message. A two-step random access method provided in this application includes two message formats of a random access response.

Abstract: This application provides a method for processing timing advance (TA) of a terminal, and an apparatus. A terminal obtains a correspondence between first TA and a beam, determines, based on the correspondence, the beam corresponding to the first TA, and further determines, based on the beam corresponding to the first TA, whether the first TA is invalid. According to this application, the terminal may determine, by using a finer granularity, whether the first TA is invalid, and this helps trigger selection of more appropriate TA, thereby further reducing interference between uplink transmission.

Abstract: Provided is a lock mechanism, wherein the lock mechanism includes a lock base, the lock base is provided with an opening and a cavity extending from the opening, the opening is used for the lock shaft mounted to the battery pack to enter the cavity, the lock mechanism further includes: a lock assembly, the lock assembly is connected to one side of the lock base opposite the lock shaft, the lock assembly is moveable relative to the lock base, and the side of the lock base opposite the lock shaft extends into the cavity or exits the cavity; wherein, the lock assembly is capable of preventing the lock shaft from exiting the cavity from the opening when the lock assembly extends into the cavity; the lock assembly is capable of allowing the lock shaft to exit the cavity from the opening when the lock assembly exits the cavity.

Abstract: An electrical connection plug, an electrical connection device and an electric. The electrical connection plug includes a first fixing plate, a mounting base, an electrical connection assembly and a plurality of plug-in assemblies, the electrical connection assembly and the plurality of the plug-in assemblies are all connected to the mounting base, and the mounting base is in floating connection with the first fixing plate. The electrical connection device includes an electrical connection socket and the above electrical connection plug, the electrical connection assembly and the plurality of plug-in assemblies are all connected to the electrical connection socket. The electric vehicle includes a battery pack, a vehicle body and the above electrical connection device, the electrical connection plug is connected to the vehicle body, and the electrical connection socket is connected to the battery pack.

Abstract: Provided is a lock mechanism, wherein the lock mechanism includes a lock base, the lock base is provided with an opening and a cavity extending from the opening, the opening is used for the lock shaft mounted to the battery pack to enter the cavity, the lock mechanism further includes: a lock assembly, the lock assembly is connected to one side of the lock base opposite the lock shaft, the lock assembly is moveable relative to the lock base, and the side of the lock base opposite the lock shaft extends into the cavity or exits the cavity; wherein, the lock assembly is capable of preventing the lock shaft from exiting the cavity from the opening when the lock assembly extends into the cavity; the lock assembly is capable of allowing the lock shaft to exit the cavity from the opening when the lock assembly exits the cavity.

Abstract: The invention discloses a battery swapping system for an electric vehicle, an electric vehicle and a battery swapping method for an electric vehicle, and the electric vehicle comprises two longitudinal beams, the battery swapping system comprises a battery pack and a plurality of locking mechanisms, and the plurality of locking mechanisms are respectively arranged on the two longitudinal beams, and the top of the battery pack is provided with a groove, and the groove is used for embedding the longitudinal beam, and the battery pack is provided with a plurality of locking members, and the plurality of locking members are located in the groove, and the battery pack is connected with the longitudinal beams by the plurality of locking members locked in the plurality of locking mechanisms.

Abstract: A liquid cooling plug-in assembly, a liquid cooling plug-in device, and a battery pack assembly are provided. The liquid cooling plug-in assembly includes a first fixed plate, a floating plate, at least one first elastic member, and a plurality of plug-in members, the plurality of plug-in members are all connected to the floating plate, the first fixed plate is provided with a movement cavity therein, the floating plate and the first elastic member are both located in the movement cavity, and the floating plate is in floating connection with the first fixed plate by means of the first elastic member.

Abstract: The present disclosure discloses a quick-swapping battery pack and electric vehicle comprising the same, the quick-swapping battery pack is detachably provided on the longitudinal beam, the top of the quick-swapping battery pack is provided with a groove, the quick-swapping battery pack includes a battery pack box and an battery cell, the battery pack box is provided with several locking connection structures, several locking connection structures are located in the groove, the battery pack box is provided with several battery cell holding cavities for placing the battery cell, at least some of the battery cell holding cavities are distributed on both sides of the groove, the battery pack box is connected to the longitudinal beam, reducing the center of gravity of the battery pack and increasing the stability of the battery pack, and enhancing a larger space for vehicle smoothness and safety.

Abstract: Discloses an electric vehicle battery swapping assembly and battery swapping station. An electric vehicle battery swapping assembly comprises a battery swapping equipment and a battery pack box, both the battery swapping equipment and the battery pack box are arranged at the bottom of the electric vehicle, and the battery pack box is removed or installed from the bottom of the electric vehicle by means of the battery swapping equipment, during the removal or installation process, the height of the electric vehicle is unchanged, and the bearing plane for carrying the battery swapping equipment and the bearing plane for carrying the electric vehicle are in the same plane. The invention does not need to lift the vehicle or dig a hole on the ground to set up the battery swapping equipment, which improves the safety of the battery swapping station and can improve the battery swapping efficiency.

Abstract: Provided are a battery holder, a power transfer device, an electric vehicle and an installation method for electric vehicle. The battery holder includes a fixing bracket, the fixing bracket has an upper-position accommodation cavity, an upper-position sensor is arranged in the upper-position accommodation cavity, the upper-position sensor is used for detecting the supporting portion of the battery pack, so as to determine whether the battery pack has been installed in place relative to the battery holder in the height direction of the electric vehicle; and/or, the fixing bracket has a front-position accommodation cavity, a front-position sensor is arranged in the front-position accommodation cavity, the front-position sensor is used to detect the supporting portion of the battery pack, so as to determine whether the battery pack is installed in place relative to the battery holder in the length direction of the electric vehicle.

Abstract: Provided are a battery holder, a power transfer device, an electric vehicle and an installation method for electric vehicle. The battery holder is mounted on the body of the electric vehicle to fix the battery pack, the battery holder includes a plurality of supporting devices, the plurality of supporting devices are distributed on both sides of the fixing bracket in the length direction of the fixing bracket; in the length direction of the fixing bracket, both sides of the fixing bracket are both arranged with the lock mechanism, the lock mechanism is a primary lock mechanism and a secondary lock mechanism; the secondary lock mechanism is used to provide a secondary locking function or a locking protection function for the battery pack, when the primary lock mechanism fails, it is used to prevent the battery pack from falling.

Abstract: The present application discloses a top hanging type battery pack and an electric vehicle. The top hanging type battery pack is detachably connected to locking mechanisms on longitudinal beams of an electric vehicle. The top hanging type battery pack comprises a battery pack case and lock connecting structures. When the top hanging type battery pack is installed on an electric vehicle, the center of gravity of the battery pack is low and located below the longitudinal beams, thereby lowering the center of gravity of the whole electric vehicle and improving the driving stability of the electric truck; moreover, the battery pack does not occupy the space behind the driver, and thus, the driving experience can be improved, or the electric vehicle can provide more space to carry more goods.

Abstract: Disclosed are a locking mechanism, a battery bracket, an electric vehicle, and a method for locking and unlocking a battery pack. The locking mechanism comprises a lock base and a lock tongue; the lock tongue is rotatably mounted on the lock base around a rotary shaft; the lock base is provided with an accommodating cavity; the lock tongue is rotated so that a lock shaft located within the accommodating cavity is in a locked state and an unlocked state. When the lock shaft moves in the accommodating cavity, the lock tongue may be driven to rotate downward, preventing the lock tongue from rotating upward and causing the lock shaft to convert into the unlocked state, and improving the reliability of fixing a battery pack.

Abstract: A movable battery replacing platform includes a travel-driving portion used for driving the movable battery replacing platform to move on the ground; a lifting portion mounted on the travel-driving portion, for lifting a battery during the replacement of the battery; and a battery mounting portion mounted on the top of the lifting portion, for placing a battery to be replaced or a replaced battery. The battery mounting porting is provided with a battery replacing device. The device can use an unlocking device to unlock a battery locked on the bottom of an electric vehicle, automatically aligning an unlocking point of a battery locking mechanism and realizing automatic unlocking in the movement. The angle of an upper board relative to the battery unlocking position can be adjusted by a movement actuating device, so that the unlocking point of the battery can automatically fit where the movable battery replacing platform remains still.

Abstract: Disclosed is a battery swapping system, comprising a battery swapping device, a signal transmission unit, a position sensor, and a detection section. The battery swapping device comprises a master control unit and a battery pack disassembly and assembly unit. The battery pack disassembly and assembly unit is used for clamping the battery pack, the master control unit is used for controlling the battery pack disassembly and assembly unit to move along a preset path. The position sensor is used for generating a stopping instruction upon sensing of the detection section, sending the stopping instruction to the master control unit which is used for stopping moving the battery pack disassembly and assembly unit according to the stopping instruction. According to the present invention, whether a battery pack is mounted in place can be accurately detected, the accuracy and safety of battery pack swapping is ensured and the costs are low.

Abstract: Disclosed is an unlocking device, battery replacing platform and movable battery replacing platform. The unlocking device comprises: a guide rail; a movable seat mounted on the guide rail; an unlocking ejector rod vertically mounted on the movable seat; and a driving member to drive the movable seat to move horizontally along a plane of the guide rail, the driving member is a driving push rod; the movable seat mounted on the guide rail includes a fixing cylinder fixed vertically mounted direct on the movable seat, and the unlocking ejector rod is movably mounted inside of the fixing cylinder, and a second spring is provided in the fixing cylinder, the second spring is configured to apply an upward thrust to the unlocking ejector rod. The unlocking ejector rod can be controlled to move on the predetermined rail, and the battery locking mechanism on the electric vehicle can be automatically unlocked.

Abstract: A battery pack locking mechanism, used for unlocking or locking a battery pack on the bracket, and comprising a fixing portion. The fixing portion has a locking space. When the battery pack is placed relative to the bracket, the locking mechanism is used for locking a connecting portion on the battery pack in the locking space. On one side of the locking space, the locking mechanism is provided with an opening facing towards the battery pack and entering the bracket along the horizontal direction, so that the connecting portion enters the opening along the horizontal direction and moves into the locking space. According to the locking mechanism, effectively reducing the complexity of the process and the step of mounting and fixing the battery pack on the bracket. Also provided are a bracket assembly, an electric vehicle, and a battery pack locking method.

Abstract: Disclosed is a battery unlocking control method, a battery locking control method and an electric vehicle battery swapping control method. The battery locking control method comprises the following steps: moving the battery to the fixing base to enable the lock shafts to enter the lock slots; after the lock shafts enter the lock slots, detecting the locations of the lock shafts, and moving the battery until the lock shafts arrive at locking locations; and with the lock tongues falling, snapping the lock shafts into the lock slots. By providing various location detection components, the battery is accurately located and locked when being loaded into a fixing base, and then accurately located and unlocked when being removed from the fixing base, thereby achieving full-automatic control during swapping of the battery and improving the swapping speed and success rate of the battery.