Abstract: Disclosed are a battery and an electronic device, including a housing, a sealing cover, and a battery cell. The housing has an accommodation cavity, and the battery cell is located in the accommodation cavity. The housing is provided with a liquid injection hole. An upper surface of a peripheral edge of the sealing cover is provided with a first step, and the first step divides the sealing cover into a first cover area and a second cover area. The thickness of the second cover area is less than or equal to a thickness of the housing at a seal-welding position with the second cover area. The battery provided in embodiments of the present disclosure has good seal-welding performance, to resolve problems of low battery yields, difficulty in mass production, and failure to achieve expected safety and stability due to poor seal-welding performance.

Abstract: The present application provides a battery including a shell, a top cover, a battery cell, and a second adapter part. The top cover seals an upper end of the shell and forms a cavity together with the shell, and the battery cell is located in the cavity. The shell includes a side wall surrounding the cavity and a bottom shell arranged at a lower end of the side wall. The battery cell has a first tab and a second tab, the bottom shell is electrically connected to the second tab, the second adapter part includes a second connection sheet and a second pin, the second adapter part is connected to the bottom shell through the second connection sheet; one end of the second pin is connected to the second connection sheet, and the other end thereof extends out of an outer edge of the bottom shell.

Abstract: Embodiments of this application provide a terminal device, including a middle frame, a heat source device, a first heat dissipation assembly, and a second heat dissipation assembly, where the first heat dissipation assembly is disposed on one side of the middle frame, the heat source device and the second heat dissipation assembly are disposed on the other side of the middle frame, and at least one of the first heat dissipation assembly and the second heat dissipation assembly is a graphene heat dissipation assembly.

Abstract: The present disclosure provides a battery cell structure of a button battery and a manufacturing method thereof, and a button battery, where the battery cell structure of the button battery includes a winding core which is formed by winding a laminated structure and is provided with a hollow inner hole, the laminated structure includes at least one positive electrode sheet, at least one negative plate, and a separator which separates the at least one positive electrode sheet from the at least one negative electrode sheet, at least two ends of the winding core are provided with a separator bonding layer wrapping the winding core, and the separator bonding layer is used for fixing the positive electrode sheet and the negative electrode sheet.

Abstract: Disclosed is a battery, the battery including a housing, where the housing is a metal piece, the housing includes a bottom shell and a cap, and the cap covers an opening of the bottom shell; the cap includes a mounting hole, a conductive sealing pin disposed in the mounting hole, a side periphery of the sealing pin is provided with a clamping groove, and the cap close to the mounting hole extends into the clamping groove and is in clamped connection to the clamping groove; and a seal is provided at a connection between the clamping groove and the cap, and the seal is an electrical insulator. The structure improves application stability of the battery and improves sealing performance and safety of the battery.

Abstract: The present application provides a button cell and its manufacturing method and electronic equipment. The button cell includes a housing, an electrode assembly and a covering member, an accommodating cavity being provided in the housing, the electrode assembly being located in the accommodating cavity, the housing having a liquid injection hole for injecting electrolyte into the accommodating cavity; an outer surface of the housing having a recessed portion that is recessed towards an inner side of the accommodating cavity, the recessed portion being located at a orifice of the liquid injection hole and communicated with the liquid injection hole; and the covering member being welded to the outer side of the housing to cover the recessed portion and the liquid injection hole. The button cell and its manufacturing method and electronic equipment of the present.

Abstract: The present application provides a battery housing and a battery, where the battery housing includes a first cover body, a second cover body, a sealing member and a housing body, the second cover body is welded to the housing body, and the first cover body is adhered to the second cover body through the sealing member, so as to seal the housing body; where an adhesion force between the first cover body and the second cover body is less than a first pressure, the first pressure is a pressure borne by the battery housing when the battery housing explodes. When the battery explodes, an adhesion force layer between the first cover body and the second cover body can be broken through to release gas generated in the battery housing, avoiding an explosion due to a continuous increase of an internal pressure of the battery housing.

Abstract: A battery case, a battery, and an electronic device include a case body, a first cover body, a first insulating part, and a second cover body, where the case body includes a bottom wall and a side wall connected to the bottom wall; the first cover body includes a first surface and a second surface disposed opposite to each other; the second cover body includes a third surface and a fourth surface disposed opposite to each other; the first surface of the first cover body is connected to one end of the side wall away from the bottom wall, and the second surface of the first cover body is connected to the third surface of the second cover body by the first insulating part.

Abstract: A method and an apparatus for detecting key points of a human body, and a storage medium are provided. The method includes: extracting, in response to detecting that an image comprises a body, two-dimensional (2D) coordinate data for identifying body keypoint positions in the image to obtain 2D pose data; and performing body keypoint feature fusion on the 2D pose data and depth data corresponding to the body keypoint positions to obtain three-dimensional (3D) pose data for identifying the body keypoint positions.

Abstract: Embodiments of the present invention provide a housing assembly of button cell, a button cell and an electronic product. The housing assembly of button cell includes: a housing and a conductive part, the housing having a holding cavity that is capable of holding a cell of the button cell, the cell having a first tab and a second tab, the housing being provided with a through hole, the conductive part being positioned at and blocking the through hole, and the conductive part and the through hole being sealed and insulated; where, the number of the conductive part is one or two, and when the number of the conductive part is two, the housing is provided with two through holes, where the conductive parts correspond to the through holes one by one. It is beneficial to improving sealability of the housing assembly of button cell.

Abstract: A vertical ring magnetic separator for de-ironing of coal ash comprises a rotating ring (101), an inductive medium (102), an upper iron yoke (103), a lower iron yoke (104), a magnetic exciting coil (105), a feeding opening (106), a tailing bucket (107) and a water washing device (109). The feeding opening (106) is used for feeding the coal ash to be de-ironed, and the tailing bucket (107) is used for discharging the non-magnetic particles after de-ironing. The upper iron yoke (103) and the lower iron yoke (104) are respectively arranged at the inner and outer sides of the lower portion of the rotating ring (101). The water washing device (109) is arranged above the rotating ring (101). The inductive medium (102) is arranged in the rotating ring (101).

Abstract: A vertical ring magnetic separator for de-ironing of coal ash comprises a rotating ring (101), an inductive medium (102), an upper iron yoke (103), a lower iron yoke (104), a magnetic exciting coil (105), a feeding opening (106), a tailing bucket (107) and a water washing device (109). The feeding opening (106) is used for feeding the coal ash to be de-ironed, and the tailing bucket (107) is used for discharging the non-magnetic particles after de-ironing. The upper iron yoke (103) and the lower iron yoke (104) are respectively arranged at the inner and outer sides of the lower portion of the rotating ring (101). The water washing device (109) is arranged above the rotating ring (101). The inductive medium (102) is arranged in the rotating ring (101).