Abstract: Disclosed are a cell contacting system (CCS), a battery module structure and a battery. The CCS is arranged at the tops of multiple cells, and a gap is formed between each two adjacent cells. The CCS includes a fixing frame and a bus bar. The fixing frame is arranged at the tops of the multiple cells, and is provided with multiple positioning protrusions. Each positioning protrusion can extend into a gap between corresponding adjacent cells and makes contact with side faces of the corresponding cells. The fixing frame is provided with installation holes. The bus bar is embedded in the installation holes, makes contact with and electrically connects the multiple cells. The CCS further includes a heat-conductive adhesive, and the heat-conductive adhesive is arranged on end faces of the fixing frame and the bus bar.

Abstract: A cylindrical battery module including at least two rows of cell assemblies, two brackets, and a cooling plate is provided. The cell assemblies in each row include cylindrical cells arranged along a first direction. The brackets are disposed at two sides of the cell assemblies along a second direction. The bracket is provided with fixing holes, and the cylindrical cell is plugged into two fixing holes on the brackets. The cooling plate is clamped between adjacent rows of the cell assemblies. The cooling plate is provided with arc grooves arranged at intervals and along the first direction. A first inserting portion is formed between two adjacent arc grooves. The arc grooves are respectively mated with the cylindrical cells of the cell assemblies in one row, and the first inserting portion is inserted into a gap between two adjacent cylindrical cells of the cell assemblies in the one row.

Abstract: The application discloses a cooling plate assembly, a liquid cooling module and a battery pack, which include a connector and two groups of cooling pipe assemblies, each group of cooling flow channels includes a first flow channel and a second flow channel penetrating along a first direction and the connector is provided with a third flow channel and a fourth flow channel penetrating along a second direction, wherein the first flow channel is communicated with the third flow channel, and the second flow channel is communicated with the fourth flow channel; the two groups of cooling pipe assemblies are respectively communicated with the first flow channel and the second flow channel on the same side of the connector; between the third flow channel and the fourth flow channel, one is set as liquid inlet and the other is set as liquid outlet.

Abstract: A battery pack is provided. The battery pack includes a housing, a battery cell group, and a plurality of reinforcing plates. Each of the plurality of reinforcing plates includes a foam adhesive layer and a fiberglass cloth layer. The foam adhesive layer encapsulates the fiberglass cloth layer. The battery cell group is arranged in the housing. Each of two side walls of the battery cell group along a length direction of the battery cell group is arranged with a corresponding one of the plurality of reinforcing plates. The foam adhesive layer is attached to a corresponding one of the two side walls of the battery cell group.

Abstract: A CTP battery pack includes a housing and at least one battery cell module. The housing has at least one first accommodating cavity. Each battery cell module is disposed in one first accommodating cavity of the at least one first accommodating cavity. The at least one first accommodating cavity is filled with foam.

Abstract: Disclosed is a cell grouping structure and a CTP battery pack having the cell grouping structure. The cell grouping structure includes a cell assembly, including a plurality of cells and a plurality of liquid cooling plates, wherein the plurality of cells are arranged in an array, and at least one of the liquid cooling plates are arranged between and fixedly bonded to ones of the plurality of cells in every two rows of the array by a thermal conductive adhesive; a plastic support, including a support body, wherein bottoms of the plurality of cells are each fixedly bonded to the support body by a structural adhesive; and a CCS assembly, formed as a film, wherein tops of the plurality of the cells are fixedly connected to the CCS assembly.

Abstract: A cell tray, a battery module, and a battery pack are provided. The battery pack includes the battery module. The battery module includes cells and a cell tray. The cell tray includes a tray body and a reinforcement part provided on the tray body. The tray body is provided with a plurality of cell positioning members to fix positions of the cells. The reinforcement part is disposed in an offset manner with the plurality of cell positioning members. The tray body and the reinforcement part are both made of fully plastic materials.

Abstract: A communication method for battery management system, a battery management system, an electronic device, and a medium. The communication method for battery management system includes receiving battery status information from a battery monitoring unit; performing enhancement processing on the battery status information to obtain enhanced battery status information; and transmitting the enhanced battery status information to a battery management unit, so that the battery management unit controls the operating condition of a battery based on the enhanced battery status information.

Abstract: Disclosed are a liquid cooling system and a battery case applied therewith. The liquid cooling system includes: a plurality of liquid cooling plates arranged in sequence, each of the plurality of liquid cooling plates including an end seat and a heat dissipation part, and the end seat being provided with an inlet port tube and an outlet port tube in communication with the heat dissipation part; and a plurality of connecting tubes, configured to be connected to adjacent inlet port tubes and adjacent outlet port tubes, enabling the plurality of liquid cooling plates to be connected in parallel. An inlet main port in communication with the inlet port tube to input cooling liquid into the heat dissipation part and an outlet main port in communication with the outlet port tubes to discharge the cooling liquid from the heat dissipation part are respectively provided on two outermost end seats.

Abstract: An output busbar includes an internal connection part and an external connection part connected to the internal connection part. A thickness of the external connection part is greater than a thickness of the internal connection part.

Abstract: A busbar assembly is configured in a battery module. The busbar assembly includes: a busbar-set portion, comprising two outputting bars and a plurality of busbars, wherein, the plurality of busbars are disposed between the two outputting bars, each outputting bar comprises an inter-module welding portion and an inner-module welding portion connected to the inter-module welding portion; and a positioning plate, wherein the outputting bars are disposed on a side of the positioning plate away from cells, the positioning plate is arranged with a support rib, the inter-module welding portion abuts against the support rib.

Abstract: The present disclosure discloses a foldable trolley. The foldable trolley includes a longitudinal fixed frame, transverse connecting assemblies with symmetrically arranged front and back parts, and a push handle assembly fixedly arranged on the longitudinal fixed frame. The longitudinal fixed frame includes a plurality of vertical rods; a wheel is arranged below each vertical rod. In the present disclosure, a connecting way between triangular connecting components and a folding lock is adjusted by the folding lock, so that the transverse connecting assemblies are suitable for being opened or closed, which further enables the foldable trolley to be in the unfolded or folded state. The folding lock in the above structure has a simple structure and occupies a small space, so that the foldable trolley is easily and conveniently folded.