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CN-224232874-U - Waterproof structure of battery connection copper bar

CN224232874UCN 224232874 UCN224232874 UCN 224232874UCN-224232874-U

Abstract

The utility model relates to the field of battery energy storage systems, in particular to a waterproof structure for a battery connection copper bar, which comprises a copper bar, wherein wiring seats are sleeved at two ends of the copper bar, mounting holes connected with battery package wiring terminals are formed in the wiring seats, thermoplastic pipes are coated on the copper bar, two ends of each thermoplastic pipe are coated on the wiring seats, a plurality of annular protrusions which are arranged at intervals are arranged at positions, corresponding to the coating positions of the thermoplastic pipes, of each wiring seat, protection devices are arranged at the outer sides of two ends of each thermoplastic pipe, each protection device comprises an upper cover and a lower cover, and the upper cover and the lower cover are buckled together. The utility model can effectively improve the waterproof sealing performance of the connection position of the thermoplastic pipe port, and meanwhile, the protection device additionally arranged on the thermoplastic pipe port can avoid the collision damage of the thermoplastic pipe port.

Inventors

  • ZHAO GUOBIN

Assignees

  • 黄骅市钜恒科技有限公司

Dates

Publication Date
20260512
Application Date
20260403

Claims (6)

  1. 1. The battery connection copper bar waterproof structure comprises a copper bar (1), wherein two ends of the copper bar (1) are sleeved with wire holders (2), mounting holes (201) connected with battery package wire terminals (5) are formed in the wire holders (2), thermoplastic pipes (3) are coated on the copper bar (1), two ends of each thermoplastic pipe (3) are coated on the wire holders (2), and the waterproof structure is characterized in that a plurality of annular protrusions (202) which are arranged at intervals are arranged at positions corresponding to coating positions of the thermoplastic pipes (3) of the wire holders (2), and protection devices (4) are arranged on the outer sides of two ends of each thermoplastic pipe (3); The protection device (4) comprises an upper cover (401) and a lower cover (402), and the upper cover (401) and the lower cover (402) are buckled together.
  2. 2. The waterproof structure for a battery connection copper bar according to claim 1, wherein the protection device (4) comprises a flexible slat (403), one side of the flexible slat (403) is connected with the upper cover (401), the other side is connected with the lower cover (402), and the upper cover (401) is connected with the opening side of the lower cover (402) through a clamping structure (404).
  3. 3. The waterproof structure for a battery connection copper bar according to claim 2, wherein the clamping structure (404) comprises a clamping hook (404-1) and a clamping groove (404-2), the clamping hook (404-1) is arranged on the upper cover (401), and the clamping groove (404-2) is arranged on the lower cover (402).
  4. 4. The waterproof structure for the battery connection copper bar of claim 2, wherein anti-falling protrusions (405) are arranged on the inner walls of the upper cover (401) and the lower cover (402), the anti-falling protrusions (405) are in limit fit with limit stop rings (204), and the limit stop rings (204) are arranged on the wire holder (2).
  5. 5. The waterproof structure for a battery connection copper bar according to claim 1, wherein the upper and lower ports of the mounting hole (201) are provided with sealing rings (203).
  6. 6. The waterproof structure for the battery connection copper bar of claim 5, wherein a plurality of sealing rings (203) are arranged at the upper and lower ports of the mounting hole (201), and each sealing ring (203) is arranged in a layer-by-layer annular sleeve from inside to outside.

Description

Waterproof structure of battery connection copper bar Technical Field The utility model relates to the field of battery energy storage systems, in particular to a waterproof structure of a battery connection copper bar. Background In the battery energy storage system, electric connection is realized between each battery pack through the copper bar of the short section, and waterproof insulation treatment is required to be carried out on the whole copper bar and the connection position of the copper bar and the battery pack wiring terminal. As shown in fig. 1, the current copper bar is waterproof and insulating in the form of a wire holder 2 sleeved at two ends of the copper bar 1, a mounting hole 201 connected with a battery pack terminal is formed in the wire holder 2, a thermoplastic pipe 3 is coated on the whole copper bar 1, and two ends of the thermoplastic pipe 3 are coated on the wire holder 2. The waterproof structure of the prior copper bar has the problems that two ends of the thermoplastic pipe 3 are close to the wire holder 2 and are easy to collide and damage in the installation process, the coating surface of the port of the thermoplastic pipe and the wire holder 2 is a plane, and the waterproof sealing performance is low. Disclosure of utility model Based on the problems, the utility model aims to provide a waterproof structure for a battery connection copper bar, which adopts the following technical scheme: The utility model provides a waterproof structure for a battery connection copper bar, which comprises a copper bar, wherein wiring holders are sleeved at two ends of the copper bar, mounting holes connected with battery package wiring terminals are formed in the wiring holders, thermoplastic pipes are coated on the copper bar, two ends of each thermoplastic pipe are coated on the wiring holders, a plurality of annular protrusions which are arranged at intervals are arranged at positions, corresponding to the coating positions of the thermoplastic pipes, of each wiring holder, protection devices are arranged at the outer sides of the two ends of each thermoplastic pipe, and each protection device comprises an upper cover and a lower cover which are buckled together. Preferably, the protection device comprises a flexible slat, one side of the flexible slat is connected with the upper cover, the other side of the flexible slat is connected with the lower cover, and the upper cover is connected with the opening side of the lower cover through a clamping structure. Preferably, the clamping structure comprises a clamping hook and a clamping groove, wherein the clamping hook is arranged on the upper cover, and the clamping groove is arranged on the lower cover. Preferably, the inner walls of the upper cover and the lower cover are respectively provided with an anti-falling protrusion, the anti-falling protrusions are in limit fit with a limit stop ring, and the limit stop ring is arranged on the wire holder. Preferably, the upper and lower ports of the mounting hole are each provided with a sealing collar. Preferably, the upper and lower ports of the mounting hole are provided with a plurality of sealing rings, and each sealing ring is arranged in a layer-by-layer annular sleeve from inside to outside. Compared with the prior art, the utility model has the beneficial technical effects that: the utility model can effectively improve the waterproof sealing performance of the connection position of the thermoplastic pipe port, and meanwhile, the protection device additionally arranged on the thermoplastic pipe port can avoid the collision damage of the thermoplastic pipe port. Drawings The utility model is further described with reference to the following description of the drawings. Fig. 1 is a sectional view of a copper bar waterproofing treatment in the background art; Fig. 2 is a cross-sectional view of a waterproof structure for a battery connection copper bar according to a first embodiment of the present utility model; fig. 3 is a schematic view of a waterproof structure of a battery connection copper bar in the first embodiment of the utility model; FIG. 4 is a schematic view of a protecting device according to a first embodiment of the present utility model; Fig. 5 is a schematic installation diagram of a waterproof structure of a battery connection copper bar in the first embodiment of the utility model; FIG. 6 is a schematic illustration of an arrangement of sealing rings in accordance with a second embodiment of the present utility model. The reference numerals comprise 1, copper bars, 2, wire holders, 201, mounting holes, 202, annular protrusions, 203, sealing rings, 3, thermoplastic pipes, 4, protective devices, 401, upper covers, 402, lower covers, 403, flexible battens, 404, clamping structures, 404-1, hooks, 404-2, clamping grooves, 405, anti-falling protrusions, 5, battery pack connecting terminals and 6, bolts. Detailed Description In order to make the technical problems, techni