Patent ID: 11901584
Assignee: SUNGWOO HITECH CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. A battery pack (1), comprising:
a first row (5) of battery modules (3) including a plurality of battery modules (3) arranged in a length direction, each battery module (3) including a positive terminal (3a) and a negative terminal (3b);
a second row (7) of battery modules (3) neighboring the first row (5) of battery module (3) and including a plurality of battery modules (3) arranged in the length direction, each battery module (3) including a positive terminal (3a) and a negative terminal (3b);
a first bus bar module (10) accommodating and electrically connecting the positive and negative terminals (3a, 3b) in the first row (5) of battery modules (3); and
a second bus bar module (30) accommodating and electrically connecting the positive and negative terminals (3a, 3b) in the second row (7) of battery modules (3), disposed on the first bus bar module (10), and to be electrically connected to the first bus bar module (10),
wherein the first bus bar module (10) includes:
a first terminal block (11) disposed in the length direction of the first row (5) of battery modules (3), and including a first terminal accommodating portion (12a) and at least one second terminal accommodating portion (12b) which are integrally formed in the length direction, wherein the first terminal accommodating portion (12a) accommodates one of the positive and negative terminals (3a, 3b) of the first row (5) of the battery modules (3), and the at least one second terminal accommodating portion (12b) accommodates the neighboring positive and negative terminals (3a, 3b) of the neighboring battery modules (3) in the first row (5) of battery modules (3);
at least one first bus bar (13) positioned in the first terminal block (11) to connect the neighboring positive and negative terminals (3a, 3b) accommodated in the second terminal accommodating portion (12b);
a first fastening bolt (15) configured to fasten the first bus bar (13) and the positive terminal (3a) or the negative terminal (3b) to the first terminal block (11); and
a first cover (17) configured to cover an upper end of the first terminal block (11).