BYD Patente

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This application relates to a movable bracket for a display screen. The movable bracket includes a fixed support, a flipping mechanism, and a moving mechanism. The flipping mechanism is rotatably connected to the fixed support, and the moving mechanism is disposed on the flipping mechanism; and the flipping mechanism is configured to drive the display screen to rotate relative to the fixed support, and the moving mechanism is configured to drive the display screen to move to adjust a distance between the display screen and the fixed support. The movable bracket in this application can improve the user's experience while viewing a display screen. This application further provides a vehicle.

A vehicle thermal management system. The vehicle thermal management system comprises an engine system heat exchange loop, an electric drive system heat exchange loop, an air conditioner heat pump heat exchange loop, and a first heat exchanger; the first heat exchanger comprises a first chamber, a second chamber, and a third chamber; the first chamber is communicated with the engine system heat exchange loop; the second chamber is communicated with the electric drive system heat exchange loop; the third chamber is communicated with the air conditioner heat pump heat exchange loop; and the second chamber is located between the first chamber and the third chamber.

The present invention relates to a battery pack structure, and provides a battery pack-vehicle body structure, which includes a battery pack and a vehicle body. The battery pack includes a battery cell module, and a first cooling plate and a second cooling plate for cooling the battery cell module. The first cooling plate and the second cooling plate are respectively located above and below the battery cell module. The battery pack is connected to the vehicle body such that the top of the first cooling plate forms a floor panel region of the vehicle body. The present invention further provides a battery pack and a vehicle. The battery pack-vehicle body structure provided by the present invention can solve a problem of an excessive temperature rise caused by high currents during fast charging without reducing the ground clearance of the vehicle and meet the requirements for the vehicle lightweight development.

A thermal management system (100) for a vehicle is provided. The vehicle (1000) is provided with a storage box (200). The thermal management system (100) includes: an air conditioning subsystem (300) and a heat exchange assembly (4). The air conditioning subsystem (300) includes a compressor (1). The heat exchange assembly (4) is adapted to regulate a temperature in the storage box (200), the heat exchange assembly (4) includes an energy storage member (41) and a first refrigerant branch (45), the first refrigerant branch (45) supplies energy to the energy storage member (41), the energy storage member (41) is configured to store and release energy and is adapted to regulate the temperature in the storage box (200), and the first refrigerant branch (45) is respectively connected to an air inlet (12) and an air outlet (11) of the compressor (1).

A stiffness conversion valve and a valve core thereof, an air spring, a suspension system, and a vehicle are provided. The stiffness conversion valve includes a valve rod and a valve core. The valve core is provided with a first hole, and the valve rod is partially accommodated in the first hole. The valve rod is fixedly connected to a side wall of the first hole. The stiffness conversion valve includes a plurality of first cross sections along an axis perpendicular to the valve rod. A cross-sectional area of the first hole is greater than a cross-sectional area of the valve rod on at least some of the first cross sections.

A valve block (1) and integrated valve (10) for a suspension system (100), a suspension system (100) and a vehicle (1000). The integrated valve (10) for the suspension system (100) comprises a valve block (1) and a control valve assembly (2), wherein a main flow path (11) and a plurality of branch flow paths (12) are provided in the valve block (1), first ends of the plurality of branch flow paths (12) all being connected to a first end of the main flow path (11), a second end of the main flow path (11) being adapted to be connected to a pump assembly (20), and second ends of the branch flow paths (12) being adapted to be connected to a shock absorber (30); and the control valve assembly (2) comprises a plurality of first electromagnetic valves (21), the branch flow paths (12) being provided with at least one first electromagnetic valve (21).

A vehicle has a solar power generation apparatus. The solar power generation apparatus includes a first photovoltaic panel, a second photovoltaic panel, a slide rod, and a connecting rod. The first photovoltaic panel has a slide rail extending in a first direction. The slide rod is slidably connected to a slide rail in the first direction. The second photovoltaic panel is connected to the slide rod, and is movable relative to the first photovoltaic panel in the first direction as the slide rod slides. One end of the connecting rod is rotatably connected to the slide rod, and the other end is rotatably connected to the second photovoltaic panel.

This application discloses a vehicle, and the vehicle has a dust cover assembly and a steering intermediate shaft sealing structure. The dust cover assembly includes: a cover body, where one end of the cover body is adapted to be connected to a front cowl panel of the vehicle, and the other end of the cover body is provided with a mounting hole; a sealing member; and a bushing, where the bushing is disposed between a hole wall of the mounting hole and the sealing member, and the sealing member is adapted to be sealingly connected to a steering intermediate shaft of the vehicle.

Provided are an intake manifold (100), an engine (200), and a vehicle (300). A vehicle (300) includes an engine (200). The engine (200) includes an intake manifold (100). The intake manifold (100) includes a cavity (1) and a plurality of fluid branch pipes (2). The cavity (1) is provided with an air inlet end (13). A flow guide portion (11) is formed on the cavity (1), and the flow guide portion (11) is located on a side of the cavity (1) along a first direction. The plurality of fluid branch pipes (2) are all connected to the other side of the cavity (1) along the first direction, and the plurality of fluid branch pipes (2) all communicate with the cavity (1). The flow guide portion (11) is opposite to at least one of the plurality of fluid branch pipes (2) that is adjacent to the air inlet end (13). The cavity (1) forms a vortex area (12) at the flow guide portion (11) and the at least one of the plurality of fluid branch pipes (2) that is adjacent to the air inlet end (13). The vortex area (12) is configured to allow fluid entering from the air inlet end (13) to form a vortex in the vortex area (12).

A vehicle (1000), provided with an on-board refrigerator (100). A temperature control device (10) of the on-board refrigerator (100) includes: a mounting bracket (1); a condenser (31), the condenser (31) is mounted on the mounting bracket (1); and a first fan (36), the first fan (36) are mounted on the mounting bracket (1), the first fan (36) and the condenser (31) are stacked in the height direction of the on-board refrigerator (100), and the first fan (36) is configured to blowing gas to the condenser (31) so as to dissipate heat of the condenser (31).

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A box body assembly, and a casing, a battery pack and a vehicle that use the box body assembly are provided. The box body assembly includes a flow channel plate and a cover plate. A flow channel groove is formed in the flow channel plate, the cover plate is fastened to the flow channel plate to cover the flow channel groove and define a heat exchange flow channel for circulation of a heat exchange medium, and the cover plate is configured to be defined by at least one of a box body and a box cover.

A battery pack and a vehicle. The battery pack comprises: a first battery group (10), a second battery group (20), a first case body (50), and a second case body (60). The first case body (50) and the second case body (60) are stacked, the first case body (50) has a first cavity (30), the first battery group (10) is accommodated in the first cavity (30), the second case body (60) has a second cavity (40), and the second battery group (20) is accommodated in the second cavity (40).

The lithium battery comprises a positive electrode plate, a negative electrode plate and an electrolyte. The positive electrode plate comprises a positive electrode current collector and a positive electrode material layer provided on the surface of at least one side of the positive electrode current collector. A positive electrode active material of the positive electrode material layer comprises LiFe<1-a>Mn<a>PO<4> and a lithium transition metal oxide. The mass of LiFe<1-a>Mn<a>PO<4> accounts for X<1>% of the total mass of LiFe<1-a>Mn<a>PO<4> and the lithium transition metal oxide, 0< X<1><100, and 0≤a≤0.8. The electrolyte comprises vinylene carbonate with a mass ratio of A%. The lithium battery satisfies: 0<100α/X<1>≤600 and 0≤DCIR×C<0>×A×X<1>≤30, wherein C<0> is the discharge capacity at 0.33C of the lithium battery at 25° C; DCIR is the direct current internal resistance of the lithium battery measured based on C<0>; and α is the Fe content in a negative electrode material of the negative electrode plate of the lithium battery after cycled for 500 times at 1C<0> at 45° C.

A heat exchange structure, a battery pack and an electric device. The heat exchange structure comprises a first plate and a second plate, wherein the first plate is provided with a first recess, the first recess has a first bottom wall and a first side wall; and the second plate is provided with a second recess, the second recess has a second bottom wall and a second side wall, the first bottom wall and the second bottom wall are at least partially spaced apart so as to form a flow channel, the first side wall is connected to the second side wall, and the first recess of the first plate is configured to contain battery cells.

A guard ring and a motor are provided. The guard ring includes a ring body, a cover plate, and a plurality of conductive fiber bundles. The ring body is fixedly connected to the cover plate. A plurality of mounting slots are disposed on a surface of the ring body that faces the cover plate. The mounting slots are spaced apart in a circumferential direction of the ring body. The mounting slots extend through an inner ring of the ring body in a radial direction of the ring body. Each of the conductive fiber bundles is fastened in each of the mounting slots, and each conductive fiber bundle faces a center of the ring body and extends out of the mounting slot to be in contact with a motor shaft. A plurality of fastening tooth groups are convexly disposed on a surface of the cover plate that faces the ring body, and the fastening tooth group is configured to fasten the conductive fiber bundle in the mounting slot.

Disclosed are an energy storage apparatus and an energy storage system. The energy storage apparatus includes an electrical compartment and a battery compartment. The electrical compartment has a first end and a second end that are disposed opposite to each other in a first direction. The battery compartment is connected to a second end of the electrical compartment. The electrical compartment has an electrical chamber and an opening portion communicating with the electrical chamber. The opening portion is disposed on an end face of the first end of the electrical compartment. An electrical compartment door is disposed in the opening portion. An electrical control device is disposed in the electrical chamber.

Provided are an electrode plate, an electrode core, a battery, and an electric apparatus. The electrode plate includes a foil and a second tab. The foil includes a foil body and a first tab connected to each other. The first tab protrudes beyond a side edge of the foil body in a first direction. The foil body includes a first end portion and a second end portion that are disposed opposite to each other in a second direction. The first tab and the first end portion are spaced apart by a preset distance. A dressing layer is provided on at least one surface of the foil body in a thickness direction of the electrode plate. The second tab is disposed between the first end portion and the first tab and is electrically connected to the foil body. The second tab and the first tab protrude beyond a same side edge of the foil body.

An automobile, on which a seat support mounting structure or a battery pack (10) is mounted. The seat support mounting structure comprises the battery pack (10); the battery pack (10) comprises a battery tray (20); a structural beam (22) is provided on the battery tray (20); the structural beam (22) is adapted to divide the battery tray (20) into battery accommodating spaces (21) and an electrical accommodating space (28); the battery accommodating spaces (21) are isolated from the electrical accommodating space (28); each battery accommodating space (21) accommodates one battery module (30); a power distribution box (40a) is accommodated in the electrical accommodating space (28).

A spacer assembly and a battery are provided. The spacer assembly includes: a first side spacer, provided with a first assembly portion; and a second side spacer, disposed opposite to the first side spacer. The second side spacer is provided with a second assembly portion, the first assembly portion is detachably connected to the second assembly portion, there is a gap between the first side spacer and the second side spacer, and the gap is used to accommodate a tab of a battery. There is a spacing between the first assembly portion and each end portion of the first side spacer, and there is a spacing between the second assembly portion and each end portion of the second side spacer.

Provided are a battery control method, a battery system, a power supply system, an energy storage device, a storage medium, and a chip. The battery control method includes: obtaining a first voltage and a second voltage, where the first voltage is a voltage of a first battery module, the second voltage is a voltage of a second battery module, the first battery module is electrically connected to the second battery module, and the first battery module and the second battery module have different capacities; and controlling an operating mode of a direct current-direct current (DCDC) converter based on a voltage difference between the first voltage and the second voltage, where the DCDC converter is electrically connected to the second battery module, and the DCDC converter is configured to control an input power or an output power of the second battery module.

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An electrical connection structure, a connection assembly (1000), a battery pack, and an automobile. The electrical connection structure comprises: a first connecting member (200) a second connecting member (300), and an adapter (400); the first connecting member (200) is provided with a first positioning hole (201), and the second connecting member (300) is provided with a second positioning hole (301); the adapter (400) is provided with a first boss (401) and a second boss (402),the first boss (401) corresponding to the first positioning hole (201) in shape, and the second boss (402) corresponding to the second positioning hole (301) in shape.

A vehicle. The vehicle comprises a battery pack; the battery pack comprises a battery pack case; the battery pack case comprises a heat exchange plate; and the heat exchange plate comprises a runner plate, a sealing plate, and a supporting member. The two sides of the runner plate in the thickness direction are respectively a first side and a second side, and the runner plate is provided with a protruding portion on the first side. The sealing plate is arranged on the first side of the runner plate, and the orthographic projection of the sealing plate on the runner plate covers at least part of the protruding portion. The supporting member is arranged between the runner plate and the sealing plate for supporting.

An early warning method and apparatus, a network device, an electric energy device, and a medium are provided, and relate to the field of battery technologies. The method includes: performing correlation analysis on sample production data and sample operation fault data of a preset subcomponent sample to obtain production fault correlation data; when the production fault correlation data is greater than a predetermined threshold, determining an early warning indicator based on the sample production data corresponding to the sample operation fault data; and then obtaining a historical production data feature of a subcomponent during production, and when the historical production data feature of the subcomponent matches the early warning indicator, issuing early warning prompt information.

A battery pack (100) and an automobile. The battery pack (100) comprises: a battery tray (10) and a battery wire harness (20). the battery tray (10) is provided with structural beams (11), the structural beams (11) being provided with accommodating ducts(105); the battery wire harness (20) is accommodated in the accommodating ducts (105) and is insulated from the structural beams (11).

A vehicle, comprising a battery tray and a battery pack. The battery tray comprises: a frame, which defines a space inside the battery tray; and a tray cross beam and a tray longitudinal beam, which are arranged inside the battery tray, wherein the tray cross beam is provided with a first snap-fit opening, the tray longitudinal beam is provided with a second snap-fit opening, and the first snap-fit opening in the tray cross beam is snap-fitted with the second snap-fit opening in the tray longitudinal beam, so as to divide the space inside the battery tray into a plurality of battery accommodating spaces.