Vehicle battery integration systems and methods
Techniques are disclosed for systems and methods to provide modular battery assemblies for micro-mobility fleet vehicles. A modular battery assembly for a micro-mobility fleet vehicle includes a battery assembly enclosure including an assembly retention interface configured to physically secure the assembly enclosure to a subframe assembly of the micro-mobility fleet vehicle, a battery cell assembly disposed within the battery assembly enclosure, and an enclosure lid mounted to the assembly enclosure. The modular battery assembly may include an arched floorboard panel configured to provide a floor board surface for the micro-mobility fleet vehicle. The battery cell assembly may include a honeycomb battery cell holder and a collector board atop the battery cell holder to provide wire bond interconnects between the battery cells.
1. A modular battery assembly for a micro-mobility fleet vehicle, the modular battery assembly comprising:
a battery assembly enclosure comprising an enclosure cavity and a battery assembly electrical interface, wherein the battery assembly enclosure is configured to enclose a battery cell assembly comprising a plurality of battery cells to be disposed within the enclosure cavity and electrically coupled to the battery assembly electrical interface, and wherein the battery assembly enclosure is further configured to be secured to a subframe assembly of the micro-mobility fleet vehicle; and
a floorboard panel having an arched shape and being disposed along an uppermost portion of the battery assembly enclosure, wherein the floorboard panel is configured to provide a floorboard surface for the micro-mobility fleet vehicle, and wherein the floorboard panel comprises:
a first flange disposed along a frontward portion of the floorboard panel and a second flange disposed along a rearward portion of the floorboard panel, the first flange and the second flange being shaped so as to form a seal over the subframe assembly; and
a plurality of arch support guides configured to receive a first plurality of pin tabs and a second plurality of pin tabs for supporting the floorboard panel, wherein the plurality of arch support guides is positioned directly alongside the floorboard panel, and wherein the plurality of arch support guides is further configured to provide a lateral compression of the floorboard panel so as to restrict the floorboard panel to the arched shape,
wherein the first plurality of pin tabs comprises a plurality of lock pin tabs configured to receive lock pins for securing the battery assembly enclosure to the subframe assembly.
2. The modular battery assembly of claim 1 , wherein the second plurality of pin tabs comprises a plurality of slip pin tabs configured to receive a plurality of slip pins for facilitating an insertion of the battery assembly enclosure into the subframe assembly.
3. The modular battery assembly of claim 1 , wherein the first flange comprises a head flange and the second flange comprises a tail flange, the head flange and the tail flange being shaped so as to form a water-resistant seal over the subframe assembly.
4. The modular battery assembly of claim 1 , wherein the plurality of arch support guides is further configured to provide the lateral compression and a vertical support of the floorboard panel so as to restrict the floorboard panel to the arched shape.
5. The modular battery assembly of claim 1 , wherein the floorboard panel further comprises a plurality of overhangs configured to create a tension with respect to a plurality of tubular frame members coupled to the subframe assembly, and wherein the plurality of overhangs is further configured to provide an additional lateral compression of the floorboard panel.
6. The modular battery assembly of claim 1 , wherein the floorboard panel is further configured to both protect the modular battery assembly and to distribute a weight applied to a top surface of the floorboard panel by a rider operating the micro-mobility fleet vehicle.
7. A micro-mobility fleet vehicle, comprising:
a modular battery assembly comprising:
a battery assembly enclosure comprising an enclosure cavity and a battery assembly electrical interface, wherein the battery assembly enclosure is configured to enclose a battery cell assembly comprising a plurality of battery cells to be disposed within the enclosure cavity and electrically coupled to the battery assembly electrical interface, and wherein the battery assembly enclosure is further configured to be secured to a subframe assembly of the micro-mobility fleet vehicle; and
a floorboard panel having an arched shape and being disposed along an uppermost portion of the battery assembly enclosure, wherein the floorboard panel is configured to provide a floorboard surface for the micro-mobility fleet vehicle, and wherein the floorboard panel comprises:
a first flange disposed along a frontward portion of the floorboard panel and a second flange disposed along a rearward portion of the floorboard panel, the first flange and the second flange being shaped so as to form a seal over the subframe assembly; and
a plurality of arch support guides configured to receive a first plurality of pin tabs and a second plurality of pin tabs for supporting the floorboard panel, wherein the plurality of arch support guides is positioned directly alongside the floorboard panel, and wherein the plurality of arch support guides is further configured to provide a lateral compression of the floorboard panel so as to restrict the floorboard panel to the arched shape,
wherein the second plurality of pin tabs comprises a plurality of slip pin tabs configured to receive a plurality of slip pins for facilitating an insertion of the battery assembly enclosure into the subframe assembly.
8. The micro-mobility fleet vehicle of claim 7 , wherein the first plurality of pin tabs comprises a plurality of lock pin tabs configured to receive lock pins for securing the battery assembly enclosure to the subframe assembly.
9. The micro-mobility fleet vehicle of claim 7 , wherein the first flange comprises a head flange and the second flange comprises a tail flange, the head flange and the tail flange being shaped so as to form a water-resistant seal over the subframe assembly.
10. The micro-mobility fleet vehicle of claim 7 , wherein the plurality of arch support guides is further configured to provide the lateral compression and a vertical support of the floorboard panel so as to restrict the floorboard panel to the arched shape.
11. The micro-mobility fleet vehicle of claim 7 , wherein the floorboard panel further comprises a plurality of overhangs configured to create a tension with respect to a plurality of tubular frame members coupled to the subframe assembly, and wherein the plurality of overhangs is further configured to provide an additional lateral compression of the floorboard panel.
12. The micro-mobility fleet vehicle of claim 7 , wherein the floorboard panel is further configured to both protect the modular battery assembly and to distribute a weight applied to a top surface of the floorboard panel by a rider operating the micro-mobility fleet vehicle.
13. A micro-mobility fleet vehicle, comprising:
a subframe assembly mounted to the micro-mobility fleet vehicle; and
a modular battery assembly comprising:
a battery assembly enclosure comprising an enclosure cavity and a battery assembly electrical interface and being secured to the subframe assembly, wherein the battery assembly enclosure is configured to enclose a battery cell assembly comprising a plurality of battery cells to be disposed within the enclosure cavity and electrically coupled to the battery assembly electrical interface; and
a floorboard panel having an arched shape and being disposed along an uppermost portion of the battery assembly enclosure, wherein the floorboard panel is configured to provide a floorboard surface for the micro-mobility fleet vehicle, and wherein the floorboard panel comprises:
a first flange disposed along a frontward portion of the floorboard panel and a second flange disposed along a rearward portion of the floorboard panel, the first flange and the second flange being shaped so as to form a seal over the subframe assembly; and
a plurality of arch support guides configured to receive a first plurality of pin tabs and a second plurality of pin tabs for supporting the floorboard panel, wherein the plurality of arch support guides is positioned directly alongside the floorboard panel, and wherein the plurality of arch support guides is further configured to provide a lateral compression of the floorboard panel so as to restrict the floorboard panel to the arched shape,
wherein the first plurality of pin tabs comprises a plurality of lock pin tabs configured to receive lock pins for securing the battery assembly enclosure to the subframe assembly.
14. The micro-mobility fleet vehicle of claim 7 , wherein the second plurality of pin tabs comprises a plurality of slip pin tabs configured to receive a plurality of slip pins for facilitating an insertion of the battery assembly enclosure into the subframe assembly.
15. The micro-mobility fleet vehicle of claim 7 , wherein the first flange comprises a head flange and the second flange comprises a tail flange, the head flange and the tail flange being shaped so as to form a water-resistant seal over the subframe assembly.
16. The micro-mobility fleet vehicle of claim 7 , wherein the plurality of arch support guides is further configured to provide the lateral compression and a vertical support of the floorboard panel so as to restrict the floorboard panel to the arched shape.
17. The micro-mobility fleet vehicle of claim 7 , wherein the floorboard panel further comprises a plurality of overhangs configured to create a tension with respect to a plurality of tubular frame members coupled to the subframe assembly, and wherein the plurality of overhangs is further configured to provide an additional lateral compression of the floorboard panel.