Abstract: Disclosed are methods of message processing, apparatuses therefor, and an electronic device. An implementation of the disclosure includes: presenting, responsive to a user's preset trigger operation in a target conversation, a schedule set area and a scheduled send button in the target conversation; determining a message send time set by the user via the schedule set area; and retrieving, after the user triggers the scheduled send button, message content in a message input box of the target conversation as message content for a target scheduled message, and creating the target scheduled message according to the message send time. This implementation realizes direct creation of a scheduled message via a message input box of an instant messaging client, facilitates converting an edited instant message to a scheduled message, extends functions of the instant messaging client, and enhances user experience.

Abstract: The disclosure discloses a liquid-cooled battery module and a battery pack. The liquid-cooled battery module includes a housing, the outer side surfaces of the two opposite side walls of the housing are provided with connecting portions, so that the liquid-cooled battery module is connected to the battery pack through the connecting portions; a single battery pack, which is disposed in the housing; further includes a heat-dissipating component, which is disposed at the bottom of the housing and connected with the single battery pack. In the vertical direction, the top surface of the heat-dissipating component is spaced apart from the bottom surface of two opposite side walls provided with the connection portions.

Abstract: A battery module and a battery pack are provided. The battery module includes a casing and a cell assembly disposed in the casing. The casing includes two side plates opposite to each other. Each of the side plates includes a side plate body, a protruding rib portion, and lifting lugs. The protruding rib portion is disposed on an outer side surface of the side plate body and extends in a length direction of the side plate body. The protruding rib portion includes a protruding rib and a notch, and the protruding rib and the notch are adjacent to each other in an extending direction of the protruding rib portion. The notch is provided on at least one end of the protruding rib portion in the extending direction. The lifting lugs are disposed on the protruding rib at intervals in the extending direction of the protruding rib portion.

Abstract: The disclosure provides a handheld power tool, which at least includes a housing assembly, a handle assembly and a switch assembly. The switch assembly includes a button assembly and a push-pull assembly. When the push-pull assembly is configured to complete at least two actions, the button assembly is unlocked, the first action is to slide back and forth along the handle assembly, and the second action is to slide back and forth obliquely along the handle assembly. With the handheld power tool of the disclosure, a trigger switch can be unlocked by a palm, so as to improve a problem of poor comfort during use caused by unlocking the trigger switch by a thumb.

Abstract: Disclosed herein is an albumin pharmaceutical composition, comprising albumin and at least one amino acid having a relative molecular mass of 145-175. Clinically, the albumin pharmaceutical composition can effectively reduce undesirable responses, such as rash, urticaria, anaphylaxis and possible immune responses in the human body caused by albumin polymers and dimers, thereby further ensuring the safety in clinical medication.

Abstract: A modified positive electrode material includes an inner core and a cladding layer. The inner core is a positive electrode material, and the cladding layer includes a polymer electrolyte body and a ferroelectric ceramic material dispersed in the polymer electrolyte body.

Abstract: A single battery, a battery apparatus, and a power consumption apparatus are provided. The single battery includes a casing having an accommodating cavity and at least one winding core accommodated in the accommodating cavity. The winding core includes a positive electrode piece, a negative electrode piece, and a separator. After being laminated, the winding core is formed with flat surfaces opposite to each other and corner regions connected to two sides of the opposite flat surfaces. A distance between the flat surfaces opposite to each other is h. Four endpoints connecting the opposite flat surfaces and the corner regions and the opposite flat surfaces surround and form a middle region. The middle region has a rectangular structure. A length of the middle region in a winding direction is d, and a maximum thickness of each of the corner regions in the winding direction is a, where 0.015?2a2/dh?0.1.

Abstract: Provided are a battery pack and a method for assembling the battery pack. The battery pack includes a battery string and a busbar support. The battery string includes a plurality of batteries arranged along a first direction. Surface of the battery perpendicular to the first direction is provided with a pole assembly. The busbar support is arranged on a surface of the battery parallel to the first direction. The busbar support includes a main body portion and a protection portion. The main body portion is configured for setting the busbar. The protection portion is connected to one side of the main body portion. The protection portion is located on one side of the pole assembly facing away from the battery along the first direction.

Abstract: A positive electrode active material and a preparation method thereof, a secondary battery, and an electric apparatus are provided. The positive electrode active material in the present invention includes: a core, where the core is a lithium-containing phosphate; a first coating layer disposed on at least part of surface of the core, where the first coating layer is a carbon coating layer co-doped with titanium and nitrogen; and a second coating layer disposed on at least part of surface of the first coating layer, where the second coating layer includes Li1+xMxTi2?x(PO4)3, where M is at least one element selected from aluminum, lanthanum, indium, zirconium, gallium, and scandium, and 0.2?x?0.8. With use of the positive electrode active material of the present invention, a high discharge capacity, excellent rate performance, and excellent cycling performance can be achieved.

Abstract: A positive electrode material includes a core including a lithium-rich manganese-based positive electrode material, and a coating layer enveloping outer surface of the core and including a composite material of a transition metal oxoacid salt and carbon. The transition metal in the transition metal oxoacid salt is selected from at least one of Ti, Mo, W, V, Ta, Nb or Nd and the composite material has a mesh structure.

Abstract: A secondary battery includes a positive electrode sheet having a positive electrode active material and a non-aqueous electrolyte. The positive electrode active material includes a central core material and a modification layer disposed on a surface of the central core material. The modification layer including an orthophosphate with a molecular formula Aa+x[PO4]3?y, where A denotes one or more of Li, Na, K, Rb, Cs, Mg, Ca, Ba, Ni, Fe, Co, Ti, Al, Cr, V, Nb, and W, 1?a?6, and ax=3y. The non-aqueous electrolyte includes a fluorinated phosphate with a molecular formula Bb+m[PO1+cF3-c]c?n, where B denotes one or more of Li, Na, K, Rb, Cs, Mg, Ca, and Ba, 1?b?2, c denotes 1 or 2, and bm=cn.

Abstract: A pin testing system for a multi-pin chip and method thereof are disclosed. In the system, a chip testing circuit board includes a testing circuit, a to-be-tested chip fixture, a testing chip and a JTAG port, each pin of the testing chip is electrically connected to a corresponding pin of the to-be-tested chip fixture through the testing circuit. The JTAG port, the testing chip and the to-be-tested chip fixture are serially connected to form a JTAG link through the testing circuit, the testing device, the JTAG controller and the chip testing circuit board are serially connected, the testing device generates a testing signal to test each of the pins of the to-be-tested chip through the JTAG controller, and a testing result for each of the pins is transmitted to the testing device, so that the testing on the pins of the to-be-tested chip is completed.

Abstract: A battery pack and an output end protection support are provided. The battery pack includes a box body, a first output end protection support, and a second output end protection support. The first output end protection support is arranged on the box body. The second output end protection support is arranged on the box body. The first output end protection support is directly connected to the second output end protection support, and the first output end protection support and the second output end protection support are movably arranged relative to each other.

Abstract: The disclosure relates to the technical field of batteries and provides a battery apparatus. The battery apparatus includes a terminal component and a busbar. At least one of the terminal component and the busbar is provided with a welding identification portion, and the welding identification portion includes two notches opposite to each other.

Abstract: A battery pack, an assembly method thereof, and a disassembly method thereof are provided. The battery pack includes a battery box, a first battery assembly, a second battery assembly, and a separator. The separator is located between the second battery assembly and the first battery assembly. An expansion gap is formed between a first surface and a second surface, the expansion gap gradually expands from a second direction, and/or an expansion structure is formed between a third surface and a fourth surface, the expansion structure gradually expands from a second direction. The second direction is perpendicular to the first direction, and the second direction extends from a bottom surface of the battery box toward a top surface of the battery box.

Abstract: A battery cell pack and an assembly method of the battery cell pack are provided. The battery cell pack includes an end plate and at least one cell. The end plate is provided with a limiting protrusion. The cell is provided with a recess. At least part of the limiting protrusion is located in the recess to position the end plate and the cell.

Abstract: A damping device with a fixing structure includes a housing and a valve stem which extends through the housing. The inner housing plate is disposed in the housing, and the inner housing plate separates a space in the housing to be a first housing chamber and a second housing chamber which are independent and communicated with each other. An end of the valve stem is in sliding and sealing fit with the first housing chamber, and the valve stem separates the first housing chamber to be two independent sub-chambers with variable volumes. A plunger rod is directly or indirectly slidably sealed on the plug hole. The powerhead assembly is configured to drive the plunger rod to move. The housing is separated to be two chambers The plunger rod is moved to communicate or block the damping liquid, which realizes two functions of damping and supporting.

Abstract: An end insulating plate is arranged in a battery device to insulate a battery set from other components. An adhesive overflow tank is arranged at one side of the end insulating plate facing away from the battery set. The adhesive overflow tank includes an adhesive feed area and an adhesive storage area, and an adhesive feed port is provided at one side of the adhesive feed area facing the bottom surface of the end insulating plate. The adhesive storage area communicates with the adhesive feed area, and a baffle structure for blocking adhesive is provided at one side of the adhesive storage area close to the bottom surface of the end insulating plate. The adhesive overflow tank is configured to allow adhesive to enter the adhesive feed area from the adhesive feed port, and enter the adhesive storage area from the adhesive feed area.

Abstract: A battery pack and a method for disassembling the battery pack are provided. The battery pack includes a battery box, a first connector, a first battery, and a second battery. The first connector is detachably disposed in the battery box. The first battery is fixed on the first connector to be arranged in the battery box through the first connector. The second battery is arranged in the battery box. The first connector is not fixedly connected to the second battery to prevent the second battery from blocking the first battery and the first connector from being simultaneously detached from the battery box.