Abstract: Embodiments of the present application relate to the technical field of batteries, and provide a water cooling assembly, a battery pack, and a device in order to solve the technical problem of low cooling efficiency of a cooling assembly of a battery pack. The water cooling assembly is configured to cool a cell, and includes: a body portion having a cooling channel for receiving a coolant; a first connecting portion connected to the body portion and having a communication cavity for introducing or draining the coolant; and a second connecting portion arranged between the body portion and the first connecting portion and having an inner cavity for communicating the cooling channel with the communication cavity. An end face of the inner cavity close to the cooling channel has a cross-sectional area greater than that of an end face of the communication cavity close to the inner cavity.

Abstract: The present application relates to a moisture-absorbing device, a battery and an electrical apparatus. The moisture-absorbing device may include a moisture-absorbing layer, and along the thickness direction of the moisture-absorbing layer, the moisture-absorbing layer may include an upper film, a moisture-absorbing core and a substrate stacked together; wherein the upper film may be connected to the substrate to enclose the moisture-absorbing core therebetween.

Abstract: An embodiment of the application provides a battery pack, a manufacturing method therefor, and an electric device. The battery pack includes a battery unit and a support. The battery unit includes two or more secondary batteries, and has an intermediate portion and two ends. The two ends are located on both sides of the intermediate portion in a direction in which the secondary batteries are arranged. The support is configured to support the battery unit, and includes a body and a heat-resistant component arranged thereon. The heat-resistant component is arranged corresponding to at least one of the ends, so that the heat exchange amount of the end passing through the support is less than the heat exchange amount of the intermediate portion passing through the support. The temperature difference between the end and the intermediate portion of the battery unit is reduced, and the working efficiency is improved.

Abstract: Some embodiments of the present disclosure relate to technical field of the battery cooling technical and provide a battery cooling assembly, including: a cooling tube; a collecting tube, provided with at least one collecting opening; a connecting aid, including a base plate provided with a through hole, and a hole wall of the through hole extends outwardly to form an extension. An end of the cooling tube is connected to the extension through the through hole, the base plate is connected with the collecting tube, and the through hole being in communication with the collecting opening. The battery cooling assembly of the present disclosure can increase the connection strength between the cooling tube and the collecting tube, thereby reducing a risk of leakage of a cooling medium.

Abstract: Embodiments of the present application relate to the technical field of batteries, and provide a water cooling assembly, a battery pack, and a device in order to solve the technical problem of low cooling efficiency of a cooling assembly of a battery pack. The water cooling assembly is configured to cool a cell, and includes: a body portion having a cooling channel for receiving a coolant; a first connecting portion connected to the body portion and having a communication cavity for introducing or draining the coolant; and a second connecting portion arranged between the body portion and the first connecting portion and having an inner cavity for communicating the cooling channel with the communication cavity. An end face of the inner cavity close to the cooling channel has a cross-sectional area greater than that of an end face of the communication cavity close to the inner cavity.

Abstract: The present application provides an equipotential apparatus, an equipotential structure, a battery and an electric device. The equipotential apparatus includes an electrically-conductive member and an elastic support. The electrically-conductive member is at least partially arranged on a surface of the elastic support, and the elastic support is configured to provide an elastic support force for the electrically-conductive member to achieve an equipotential connection between the first electric conductor and the second electric conductor. After being elastically deformed, the elastic support can provide an elastic support force for the electrically-conductive member. Under the effect of the elastic support force, the electrically-conductive member can be made to be squeezed to the first electric conductor and the second electric conductor, such that the electrically-conductive member is in close contact with the first electric conductor and the second electric conductor.

Abstract: Disclosed are a battery pack cooling system and a battery pack. The battery pack cooling system includes: a cooling pipeline, which is provided inside the battery pack, provided with an inlet and an outlet, and configured to cool a battery module; an inlet connecting pipe, which extends into the battery pack and is connected to the inlet, and is provided with a first fool-proofing structure; and an outlet connecting pipe, which extends into the battery pack and is connected to the outlet, and is provided with a second fool-proofing structure, the second fool-proofing structure being different from the first fool-proofing structure.

Abstract: A temperature detecting device is provided, which includes a housing, a temperature sensor and a fixed part. A battery pack is further provided, which includes two or more battery cells, a heat exchange tube, and the temperature detecting device. The temperature detecting device is fixed to an outer surface of the heat exchange tube, and a temperature detecting surface of the temperature detecting device is fitted to the outer surface of the heat exchange tube.

Abstract: The present application provide a battery pack and a cooling system thereof. The cooling system includes: a collecting tube, including a body portion having a cooling flow channel; a cooling tube which is provided with a collecting tube at both ends along the axial direction and is in communication with the cooling flow channel of the collecting tube; the body portion is further provided with a mounting hole, a limiting boss is arranged inside the mounting hole, and abuts against the cooling tube along the axial direction. By disposing the limiting boss in the mounting hole, the cooling tube abuts against the limiting boss, which function to limit the cooling tube in the width direction, realize the connection between the cooling tube and the two collecting tubes, and limit the depth of the cooling tube entering into the mounting hole through the limiting boss.

Abstract: A battery pack according to this application includes a lower support; a lower fastening member that is fastened onto the lower support and extending upwards along a height direction; an upper support plate provided above the lower fastening member; and a heat exchange plate directly fastened onto the upper support plate. In the battery pack according to this application, the heat exchange plate is directly fastened onto the upper support plate, which eliminates use of a position locking piece to position the heat exchange plate and ensures that flatness and positioning tolerance of the heat exchange plate are not affected.

Abstract: The battery pack according to this application includes: a frame body, enclosing an accommodating space that is closed circumferentially and opened in a height direction; and a heat exchange plate, fixed under the frame body and closing a lower opening of the accommodating space. The heat exchange plate includes: a body portion provided with a heat exchange flow passage; and a fastening portion connected to an entire periphery of the body portion and provided with a plurality of notches, where the notches are recessed inward from an end of the fastening portion, the plurality of notches are spaced apart along the entire periphery of the fastening portion, a protrusion is formed between each two adjacent notches, and the protrusion is fixedly connected to the frame body.

Abstract: A battery box including a lower box body, where the lower box body includes a first plate and a second plate. The first plate includes: a bottom wall; a peripheral wall connected to a periphery of the bottom wall and extending upward; and the bottom wall and the peripheral wall form an accommodating space opening upwards; the second plate is fixed to the bottom wall from a bottom and engages with the bottom wall to form a flow passage. The second plate is provided with: a second protrusion protruding to the first plate from a side facing away from the first plate and extending along a transverse direction; and an opening running through the second protrusion in a height direction and extending along the transverse direction, the second protrusion of the second plate being connected to the bottom wall of the first plate in a sealed manner.

Abstract: A battery box including a lower box body, where the lower box body includes a first plate and a second plate. The first plate includes: a bottom wall; a peripheral wall connected to a periphery of the bottom wall and extending upward; and the bottom wall and the peripheral wall form an accommodating space opening upwards; the second plate is fixed to the bottom wall from a bottom and engages with the bottom wall to form a flow passage. The second plate is provided with: a second protrusion protruding to the first plate from a side facing away from the first plate and extending along a transverse direction; and an opening running through the second protrusion in a height direction and extending along the transverse direction, the second protrusion of the second plate being connected to the bottom wall of the first plate in a sealed manner.

Abstract: The present disclosure provides a battery heat exchange system which comprises a liquid feeding mechanism, a heat exchange mechanism and a liquid draining mechanism. The liquid feeding mechanism provides a circulating liquid. The heat exchange mechanism is connected with the liquid feeding mechanism and comprises a plurality of heat exchange units and a plurality of connecting units; each heat exchange unit is used to heat or cool a corresponding battery module, and the plurality of connecting units are used to connect the heat exchange units together in series-parallel. The liquid draining mechanism is connected with the heat exchange mechanism, and the circulating liquid provided by the liquid feeding mechanism flows through the heat exchange mechanism and then is drained from the liquid draining mechanism.

Abstract: Disclosed are a battery pack cooling system and a battery pack. The battery pack cooling system includes: a cooling pipeline, which is provided inside the battery pack, provided with an inlet and an outlet, and configured to cool a battery module; an inlet connecting pipe, which extends into the battery pack and is connected to the inlet, and is provided with a first fool-proofing structure; and an outlet connecting pipe, which extends into the battery pack and is connected to the outlet, and is provided with a second fool-proofing structure, the second fool-proofing structure being different from the first fool-proofing structure.

Abstract: The present disclosure provides a temperature detecting device and a battery pack. The temperature detecting device includes a housing, a temperature sensor and a fixed part. A sensing portion of the temperature sensor is located on the surface of the housing, and the surface of the housing where the sensing portion is located is a temperature detecting surface; the fixed part is connected to the housing, and a space for accommodating an object to be measured to pass through is provided between the fixed part and the temperature detecting surface. The battery pack includes two or more battery cells, a heat exchange tube, and the temperature detecting device.

Abstract: Some embodiments of the present disclosure relate to technical field of the battery cooling technical and provide a battery cooling assembly, including: a cooling tube; a collecting tube, provided with at least one collecting opening; a connecting aid, including a base plate provided with a through hole, and a hole wall of the through hole extends outwardly to form an extension. An end of the cooling tube is connected to the extension through the through hole, the base plate is connected with the collecting tube, and the through hole being in communication with the collecting opening. The battery cooling assembly of the present disclosure can increase the connection strength between the cooling tube and the collecting tube, thereby reducing a risk of leakage of a cooling medium.

Abstract: The present disclosure provides a battery heat exchange system which comprises a liquid feeding mechanism, a heat exchange mechanism and a liquid draining mechanism. The liquid feeding mechanism provides a circulating liquid. The heat exchange mechanism is connected with the liquid feeding mechanism and comprises a plurality of heat exchange units and a plurality of connecting units; each heat exchange unit is used to heat or cool a corresponding battery module, and the plurality of connecting units are used to connect the heat exchange units together in series-parallel. The liquid draining mechanism is connected with the heat exchange mechanism, and the circulating liquid provided by the liquid feeding mechanism flows through the heat exchange mechanism and then is drained from the liquid draining mechanism.

Abstract: An improved article of footwear is disclosed herein. The upper of the footwear is disposed on the sole, where the upper may be constructed from a first layer and a second layer disposed on the exterior surface of the first layer. The second layer may be constructed from a less flexible material than the first layer. The second layer may include a plurality of panels disposed adjacent to one another, where each panel may include a plurality of equally spaced parallel ribs. The dimensions and spacing of the ribs of each of the panels may vary, which gives each panel a designed degree of flexibility and support. Panels having similar performance characteristics may be grouped together into zones, where the number, shape, size, and layout of both the panels and the ribs gives each zone a specific degree of flexibility, support, and comfort.