Abstract: A rechargeable battery includes a battery core, a connection member, and a gasket. The connection member includes a guide plate and a first connecting plate integrally formed on the guide plate and connected to a tab of the battery core. The first connecting plate is disposed in a bendable manner relative to the guide plate, and at least one indentation is present between the first connecting plate and the guide plate. The gasket is fastened to the first connecting plate and the tab. The tab is sandwiched between the first connecting plate and the gasket.

Abstract: A connection member includes a guide plate and a first connecting plate integrally formed on the guide plate. The first connecting plate is disposed in a bendable manner relative to the guide plate, and at least one indentation is present between the first connecting plate and the guide plate. A portion, of the guide plate except a part corresponding to the at least one indentation, connected to the first connecting plate becomes gradually thinner in a direction from the guide plate to the first connecting plate.

Abstract: The present application relates to a battery cell, a battery, a power consumption apparatus, and a manufacturing method and device of a battery cell. The battery cell includes: a shell comprising a wall part; an electrode assembly disposed within the shell; and an insulating member disposed between the electrode assembly and the wall part to isolate the wall part from the electrode assembly in an insulating manner. The insulating member is configured to elastically support the electrode assembly to buffer vibration of the electrode assembly within the shell.

Abstract: Embodiments of the present application provide a battery cell, a battery, a power consumption device, and a manufacturing method and device of a battery cell, which belong to the field of battery technology. A battery cell includes a housing, an electrode assembly, an end cover, and a current collecting member. The electrode assembly has a tab. The housing with an opening is configured to accommodate the electrode assembly. The end cover is configured to cover the opening and connected to the housing. The current collecting member is located in the housing, and is configured to connect the tab and the housing. An inner side surface of the housing is protruded with a first restraint member, and the current collecting member abuts against a side of the first restraint member facing the electrode assembly, which can reduce the risk of failure of electrical connection between a battery assembly and a housing.

Abstract: Embodiments of the present application provide a battery cell, a method and a system for manufacturing the battery cell, a battery, and an electrical device. The battery cell provided by the embodiments of the present application include: an electrode assembly comprising a first tab; a casing for accommodating the electrode assembly, the casing comprising a wall provided with an electrode lead-out hole; an electrode terminal mounted at the electrode lead-out hole; and a current collecting member positioned between the wall and the first tab and configured to connect the electrode terminal and the first tab. A first recess is provided at an end of the electrode terminal that faces the first tab, a side wall of the first recess is bent outward so that the electrode terminal is fixed to the wall, and the current collecting member is abutted against and connected to a bottom surface of the first recess.

Abstract: The present application relates to a battery cell, a battery, and a power consumption device. The battery cell includes: a shell including a wall part, the wall part being provided with an electrode lead-out hole; an electrode assembly, whose end facing the wall part being provided with a first tab; an electrode terminal including a terminal body and a first flange, the terminal body passing through the electrode lead-out hole, the first flange protruding from an outer peripheral face of the terminal body in a radial direction of the terminal body; and a first current configured to connect the electrode terminal and the first tab; where the terminal body has a first end face facing the first current collecting member, the first end face is provided with a groove and a connecting region for connecting the first current collecting member.

Abstract: A battery cell, a battery, an electrical device, a manufacturing method, and a manufacturing device are. In some embodiments, the battery cell includes: a shell, where the shell includes a wall; and a pressure relief mechanism, where the pressure relief mechanism is disposed on the wall, the pressure relief mechanism includes a body portion and a fragile portion connected to the body portion, the body portion is configured to connect to the wall, and the pressure relief mechanism is configured to break the fragile portion when an internal pressure or temperature of the battery cell reaches a threshold, so as to release the pressure. The pressure relief mechanism further includes a reinforcement portion disposed in the body portion in a thickness direction of the body portion. The reinforcement portion is configured to reduce deformation of the body portion.

Abstract: An electrode assembly is provided and includes: a first electrode sheet comprising a first flat and straight portion and a first tab connected to an end portion of the first flat and straight portion along a first direction; a second electrode sheet comprising a second flat and straight portion, the first flat and straight portion and the second flat and straight portion being stacked along a second direction perpendicular to the first direction; a first separator and a second separator, the first separator comprising a first separation portion, a first bent portion and a first extension portion, and the second separator comprising a second separation portion, wherein the first separation portion and the second separation portion are positioned on both sides of the second flat and straight portion along the second direction respectively, and separate the first flat and straight portion from the second flat and straight portion.

Abstract: The embodiments of the present application provide a battery cell, a method and system for manufacturing a battery cell, a battery and an electrical device. The battery cell includes: an electrode assembly, including a first tab and a second tab with opposite polarities; a casing for accommodating the electrode assembly, wherein the casing includes a cylinder body and a cover body connected to the cylinder body, the cylinder body is disposed around an outer periphery of the electrode assembly, the cover body is provided with an electrode lead-out hole, and at least part of the cover body is used for electrically connecting a first connecting member of the battery and the first tab; and an electrode terminal for electrically connecting a second connecting member of the battery and the second tab.

Abstract: A battery cell, a battery, an electrical device, and a method and equipment for manufacturing battery cells are provided. In some embodiments, the battery cell includes a casing, a pressure-relief mechanism and a protective part. The casing has a wall portion. The pressure-relief mechanism is provided on the wall portion. The pressure-relief mechanism includes a weak portion and a first portion and a second portion provided on two sides of the weak portion. The weak portion is used to connect the first portion and the second portion, and the pressure-relief mechanism is configured in such a way that the weak portion is broken to release pressure when the pressure in the casing reaches a threshold value. The protective part is arranged on the pressure-relief mechanism, and the protective part is used to connect the first portion and the second portion to increase strength of connection between the first portion and the second portion.

Abstract: Disclosed are a battery box, a battery cell, a battery, and a method and apparatus for preparing the battery box. The battery box includes a pressure relief region including a first recess arranged at an inner surface of the battery box and a second recess arranged at an outer surface of the battery box, the first recess being arranged opposite to the second recess, wherein a third recess is provided at a bottom wall of the first recess and/or a bottom wall of the second recess, and the pressure relief region is configured to fracture at the third recess, when an internal pressure of the battery box reaches a threshold, to relieve the internal pressure. According to the battery box, the battery cell, the battery, and the method and apparatus for preparing the battery box disclosed in the present application, the pressure relief region is easy to machine.

Abstract: This application provides embodiments including a connection member and a rechargeable battery. The connection member includes a guide plate and a first connecting plate integrally formed on the guide plate, where the first connecting plate is disposed in a bendable manner relative to the guide plate, and at least one indentation is present between the first connecting plate and the guide plate. In the embodiments, a bending position is more accurate when the first connecting plate is bent relative to the guide plate. This is conducive to an accurate size of the connection member being bent, and is also helpful for the rechargeable battery to successfully assemble a battery core, the connection member, and a housing.

Abstract: The disclosure relates to a power battery and a battery module. The power battery includes: a case including an opening; a first cap assembly covering the opening and including a liquid injection hole, and an electrode assembly disposed in the case. An end of the electrode assembly extending out of a tab is disposed opposite to the first cap assembly.

Abstract: Provided is a rechargeable battery including an electrode assembly comprising an electrode assembly body and an electrode tab protruding from the electrode assembly body, and a connecting member comprising a guiding plate and a first connecting plate connected to the guiding plate. The guiding plate extends in a width direction and the first connecting plate extends away from a plate surface of the guiding plate along the width direction or extends toward the plate surface of the guiding plate along the width direction. The electrode tab has a stacked multi-layer structure, the electrode tab protrudes from a portion of an end surface of the electrode assembly body in a longitudinal direction at a side of a split of the electrode assembly body perpendicular to the width direction, and the electrode tab is bent with respect to a longitudinal direction and is connected to the first connecting plate.

Abstract: The embodiments of this application provide a battery cell, a battery, a power consumption device, and a battery cell manufacturing method and device, which pertain to the technical field of batteries. The battery cell includes a housing, an electrode assembly, an end cover, and a current collecting member. The housing has an opening. The electrode assembly is accommodated in the housing. The end cover covers the opening and is connected to the housing in a sealed manner. The current collecting member is accommodated in the housing and is located on a side of the electrode assembly facing the end cover, and the current collecting member is configured to be connected to the housing and the electrode assembly, so that the electrode assembly is electrically connected to the housing.

Abstract: An embodiment of the present application provides a battery cell, a battery, a power consumption device, and a manufacturing device and method for a battery cell. The battery cell includes a housing, an electrode assembly, an end cover assembly and a current collecting member. The electrode assembly is accommodated in the housing, and the electrode assembly includes a tab. The end cover assembly includes an end cover, an electrode terminal and an insulating member, the end cover is used to cover at an opening of the housing, the electrode terminal is mounted to the end cover, and the insulating member is located on one side of the end cover facing the electrode assembly. The current collecting member is used to connect the electrode terminal and the tab. This structure can make more space for the electrode assembly and can effectively increase the capacity of the battery cell.

Abstract: The present application provide a connection component, a battery cell, a battery, and an electric device. The connection component includes a body, a convex portion, a concave portion and a gap control portion, and the body includes a first surface and a second surface opposite to each other in a thickness direction thereof; and the gap control portion is configured to be when the associated connection component is stacked on the other connection component, said gap control portion is in contact with said the other connection component, so as to control a dimension of a gap D between the two connection components to be greater than 0.6H, wherein H is the height of the convex portion protruding from the first surface. According to the connection component provided by the present application, the gap between two adjacent connection components can be controlled when material is stuck.

Abstract: Provided is a rechargeable battery including an electrode assembly comprising an electrode assembly body and an electrode tab protruding from the electrode assembly body, and a connecting member comprising a guiding plate and a first connecting plate connected to the guiding plate. The guiding plate extends in a width direction and the first connecting plate extends away from a plate surface of the guiding plate along the width direction or extends toward the plate surface of the guiding plate along the width direction. The electrode tab has a stacked multi-layer structure, the electrode tab protrudes from a portion of an end surface of the electrode assembly body in a longitudinal direction at a side of a split of the electrode assembly body perpendicular to the width direction, and the electrode tab is bent with respect to a longitudinal direction and is connected to the first connecting plate.

Abstract: The disclosure relates to a power battery and a battery module. The power battery includes: a case including two openings opposite to each other; an electrode assembly formed by winding a positive electrode sheet, a negative electrode sheet, and a separator disposed around a winding axis, the electrode assembly being disposed in the case, and two opposite ends of the electrode assembly along the winding axis being respectively disposed corresponding to the two openings; a first cap assembly covering one of the two openings, the first cap assembly including a liquid injection hole communicating with an interior of the case; a second cap assembly covering the other opening, the second cap assembly including a through hole communicating with the interior of the case; in a length direction, the liquid injection hole and the through hole are located on a same side of a central axis of the case.