Sampling apparatus, battery management system, and vehicle
The present disclosure relates to the technical field of batteries, and provides a sampling device, a battery management system, and a vehicle. The sampling device includes multiple core function regions, an auxiliary function region, and a terminal connector. The multiple core function regions are configured to process information of a battery. The auxiliary function region has wiring arranged therein, and is configured to transmit a signal corresponding to the information. The multiple core function regions are cascaded through the wiring.
1 . A sampling device for a battery module having a plurality of batteries, comprising:
a plurality of core function regions, an auxiliary function region, and a plurality of terminal connectors,
the plurality of core function regions being configured to process battery information of the plurality of batteries;
the auxiliary function region having wiring arranged therein, and being configured to transmit a signal corresponding to the battery information, and the plurality of core function regions being cascaded together through the wiring of the auxiliary function region; and
the terminal connectors being configured to connect the plurality of batteries and the auxiliary function region to collect the battery information,
wherein the plurality of core function regions are arranged in the auxiliary function region and are connected to the plurality of batteries through the terminal connectors.
2 . The sampling device according to claim 1 , wherein the auxiliary function region has a plurality of lead-out terminals; the terminal connectors are electrically connected to the lead-out terminals of the auxiliary function region; or the lead-out terminals of the auxiliary function region are the terminal connectors.
3 . The sampling device according to claim 2 , wherein the terminal connectors are made of a metal material,
wherein the sampling device is of an elongated shape, and the terminal connectors are arranged on both sides of the elongated shape.
4 . The sampling device according to claim 1 , wherein the plurality of core function regions and the auxiliary function region are integrally arranged; and the plurality of core function regions are integrated in the auxiliary function region.
5 . The sampling device according to claim 4 , wherein the core function regions and the auxiliary function region are flexible printed circuit (FPC) boards or printed circuit boards (PCBs).
6 . The sampling device according to claim 1 , wherein the plurality of core function regions and the auxiliary function region are independently arranged; and the plurality of core function regions are arranged on the auxiliary function region.
7 . The sampling device according to claim 6 , wherein the core function regions are FPC boards; and the auxiliary function region is a PCB; or
the core function regions are PCBs; and the auxiliary function region is an FPC board.
8 . The sampling device according to claim 6 , wherein a position on the auxiliary function region corresponding to each core function region is hollowed out; and the core function region is arranged at the hollowed-out position and is electrically connected to the auxiliary function region.
9 . The sampling device according to claim 8 , wherein an area of the hollowed-out position is less than an area of each core function region.
10 . The sampling device according to claim 6 , wherein a plurality of connecting portions are arranged at an edge of each core function region; and
each connecting portion is electrically connected to the wiring in the auxiliary function region.
11 . The sampling device according to claim 10 , wherein the wiring comprises at least one cascade circuit and a plurality of battery circuits;
a first end of each battery circuit is electrically connected to the corresponding connecting portion; and a second end of each battery circuit is electrically connected to one of the plurality of batteries; and
two ends of the at least one cascade circuit are respectively electrically connected to corresponding connecting portions on two adjacent core function regions.
12 . The sampling device according to claim 10 , wherein the connecting portion is a connecting half-hole.
13 . The sampling device according to claim 11 , wherein the second end of each battery circuit has a nickel piece soldered thereto; and the second end of each battery circuit is soldered to the battery through the nickel piece.
14 . A battery management system, comprising a battery management controller and the sampling device according to claim 1 , a connecting insert being arranged on the sampling device, and the sampling device being electrically connected to the battery management controller through the connecting insert.
15 . The battery management system according to claim 14 , wherein the connecting insert comprises a wire harness connector; in the plurality of cascaded core function regions, a first core function region and a last core function region each have the wire harness connector arranged thereon; the wire harness connector is configured for insertion and connection of a wire harness; and the first core function region and the last core function region are connected to the battery management controller through respective wire harness connectors and wire harnesses.
16 . The battery management system according to claim 14 , wherein the battery management controller is connected to a vehicle controller; and the battery management controller is configured to receive and process a signal transmitted by the sampling device, and transmit the processed signal to the vehicle controller.
17 . A vehicle, comprising the sampling device according to claim 1 .