Search

CN-224232811-U - Battery pack

CN224232811UCN 224232811 UCN224232811 UCN 224232811UCN-224232811-U

Abstract

The utility model discloses a battery pack, which comprises a box body, a cross beam, a battery module and a first supporting seat, wherein the cross beam divides the box body into a first area for accommodating the battery module and a second area for accommodating other components, an output row serving as a positive electrode or a negative electrode is led out of the battery module, at least one output row is fixed on the first supporting seat, the box body comprises two side beams which are oppositely arranged, the cross beam is arranged between the two side beams, the top surface of the cross beam is lower than the top surface of the side beams, so that an installation space is reserved above an installation surface, and the first supporting seat occupies the installation space.

Inventors

  • SHU YUN
  • Sha Xuerong
  • YU HONGJIANG
  • JIN QUANLIANG

Assignees

  • 江苏正力新能电池技术股份有限公司

Dates

Publication Date
20260512
Application Date
20250508

Claims (10)

  1. 1. The utility model provides a battery package, its characterized in that includes box (1), crossbeam (2), battery module (3) and first supporting seat (5), crossbeam (2) will box (1) are separated for being used for the holding battery module (3) first region (11) and be used for holding other parts second region (12), draw forth on battery module (3) and have output row (32) as anodal or negative pole, at least one output row (32) are fixed in on first supporting seat (5), box (1) include two boundary beams (13) of relative arrangement, crossbeam (2) set up in two between boundary beam (13), the top surface of crossbeam (2) is less than the top surface of boundary beam (13), makes the top of crossbeam (2) leaves installation space (7), first supporting seat (5) occupy installation space (7).
  2. 2. The battery pack according to claim 1, wherein the cross beam (2) is provided with a mounting groove (21) recessed toward the first area (11) on one surface facing the second area (12), the first support seat (5) is inserted into the mounting groove (21), a blocking portion (22) is convexly arranged on a groove wall of the mounting groove (21), and the blocking portion (22) is arranged on a path of upward movement of the first support seat (5) so as to block the first support seat (5) from being separated from the mounting groove (21) upward.
  3. 3. The battery pack according to claim 2, wherein the first support base (5) is provided with a resilient fastening portion (54), and the fastening portion (54) and the blocking portion (22) are fastened to each other when the first support base (5) is inserted into place along the mounting groove (21).
  4. 4. A battery pack according to claim 3, wherein the elastic direction of the fastening portion (54) includes at least an upward bouncing direction, the top surface of the cross beam (2) is provided with a detaching hole (23), the detaching hole (23) penetrates down into the mounting groove (21) and exposes the fastening portion (54), and when the first support seat (5) is inserted into place along the mounting groove (21), a portion of the fastening portion (54) is located in the detaching hole (23).
  5. 5. The battery pack according to claim 4, wherein the detaching hole (23) penetrates downward into the mounting groove (21) by penetrating downward through the blocking portion (22), and the detaching hole (23) communicates with the mounting groove (21) along the length direction of the cross member (2).
  6. 6. A battery pack according to claim 3, wherein the groove wall of the mounting groove (21) is provided with a limiting part (24) in a protruding manner, the limiting part (24) is at least abutted against the side surface of the buckling part (54) facing the first area (11), and the limiting part (24) is matched with the first supporting seat (5) to at least limit the first supporting seat (5) to move along the moving path of the first area (11).
  7. 7. The battery pack according to any one of claims 1 to 6, further comprising a collection module (4) and a second support seat (8); The collection module (4) comprises a collection piece (41) and a connector (42) which are electrically connected with each other, the battery module (3) comprises a plurality of electric cores (31) which are electrically connected, the collection piece (41) is respectively connected with the electric cores (31) so as to collect a plurality of information of the electric cores (31), the connector (42) is used for outputting a plurality of information of the electric cores (31), the connector (42) is fixed on the second supporting seat (8), and the second supporting seat (8) is fixed on the cross beam (2) and also occupies the installation space (7).
  8. 8. The battery pack according to claim 7, wherein the top surface of the cross beam (2) is provided with a mounting interface (25), the bottom of the second supporting seat (8) is convexly provided with an elastic buckle (81) with elasticity, and the elastic buckle (81) is downwards inserted into the mounting interface (25) and is buckled with the inner wall of the cross beam (2).
  9. 9. The battery pack according to claim 8, wherein the collecting member (41) is a flexible circuit board, the connector (42) is connected to one end of the collecting member (41), the collecting member (41) is connected to the output row (32), the mounting interface (25) extends along the length direction of the cross beam (2), and the elastic buckle (81) can have a movable space of 1 mm-2 mm in the length direction of the cross beam (2).
  10. 10. The battery pack according to claim 7, wherein a concave groove (83) is formed in the top of the second support seat (8), the connector (42) is accommodated in the concave groove (83), a battery management system is arranged in the second area (12), the connector (42) is electrically connected with the battery management system through a plurality of connecting wires (6), the second support seat (8) is bent towards the second area (12) and extends to form an extension portion (82), a plurality of restraining pieces (9) are arranged on the extension portion (82) at intervals, and the restraining pieces (9) restrain at least one corresponding connecting wire (6).

Description

Battery pack Technical Field The utility model relates to the technical field of batteries, in particular to a battery pack. Background The current battery pack is generally designed to include the box, in order to improve the capacity and generally can set up a plurality of electric cores that link up, and can also set up an acquisition module on the battery generally, the utmost point post electricity of acquisition module and a plurality of electric cores is connected, in order to gather the voltage information or the temperature information of a plurality of electric cores, in order to the condition of charging or discharging of real-time supervision electric core, can detect the temperature condition of electric core simultaneously, when the temperature value of electric core is higher, accessible outside cooling module is in time cooled down to the electric core, make the battery can work in preset temperature range, thereby the security when having ensured the battery and used, the potential safety hazard when reducing the battery and using also in order to prolong the life of battery simultaneously. The increasing speed of the battery electric quantity in the new energy vehicle cannot meet the increasing endurance requirement, the space utilization rate of the battery pack is increased in the limited space of the whole vehicle to increase the energy density, in the existing battery pack, the box body is generally divided into a first area for accommodating the battery module and a second area for accommodating the battery pipeline system by using the cross beam, the output row (which is electrically connected with the battery pipeline system) with high voltage power led out from the battery module is wrapped by a protective seat for protection, but the protective seat has no fixed position, a certain potential safety hazard is brought to the battery in the use process, and the protective seat is usually arranged in the second area. Disclosure of utility model The utility model aims to provide a battery pack, which mainly solves the technical problem of how to improve the safety of the battery pack and is beneficial to improving the energy density of a battery. To achieve the purpose, the utility model adopts the following technical scheme: The utility model provides a battery package, includes box, crossbeam, battery module and first supporting seat, the crossbeam will the box is separated for being used for the holding battery module's first region and is used for the second region of holding other parts, battery module is last to be drawn forth and to be had as the output row of anodal or negative pole, at least one the output row is fixed in on the first supporting seat, the box includes two relative arrangement's boundary beam, the crossbeam set up in two between the boundary beam, the top surface of crossbeam is less than the top surface of boundary beam makes the top of crossbeam remains installation space, first supporting seat occupies installation space. In one of the technical schemes, the beam is provided with a mounting groove which is concave towards the first area on one surface facing the second area, the first supporting seat is inserted in the mounting groove, a blocking part is convexly arranged on the groove wall of the mounting groove, and the blocking part is arranged on the upward moving path of the first supporting seat so as to block the first supporting seat from being separated from the mounting groove upward. In one of the technical schemes, the first supporting seat is provided with an elastic buckling part, and after the first supporting seat is inserted into place along the mounting groove, the buckling part and the blocking part are mutually buckled. In one of the technical schemes, the elastic direction of the buckling part at least comprises an upward bouncing direction, the top surface of the cross beam is provided with a disassembly hole, the disassembly hole is downwards penetrated into the mounting groove and exposes the buckling part, and when the first supporting seat is inserted into place along the mounting groove, the part of the buckling part is positioned in the disassembly hole. In one of the technical schemes, the disassembly hole penetrates downwards into the installation groove by penetrating downwards through the blocking part, and the disassembly hole is communicated with the installation groove along the length direction of the cross beam. In one of the technical schemes, the groove wall of the mounting groove is convexly provided with a limiting part, the limiting part at least abuts against the side face of the buckling part, which faces the first area, and the limiting part is matched with the first supporting seat to at least limit the first supporting seat to move on a path moving towards the first area. In one of the technical schemes, the battery pack further comprises an acquisition module and a second supporting seat; The collection module