CN214672883U

CN214672883U - Energy storage battery module structure

Info

Publication number: CN214672883U
Application number: CN202121036355.8U
Authority: CN
Inventors: 高顺; 李祖院; 陆广鹏; 卫云峰
Original assignee: Wuhu Etc Battery Ltd
Current assignee: Wuhu Etc Battery Ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-09
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses an energy storage battery module structure, including electric core, the electric connector and the collection pencil that are used for connecting electric core, adopt adhesive bonding between the big face of adjacent electric core, electric connector passes through mechanical connection mode detachable and connects on the utmost point post of electric core, and the voltage temperature acquisition terminal of collection pencil passes through mechanical connection mode and connects on electric connector. The utility model adopts a mechanical detachable connection mode, such as bolt connection, between the module cell and the electric connector; the cell voltage/temperature acquisition terminal and the electric connecting piece are also connected mechanically, such as bolted connection or riveted connection; the module has simple installation process, does not need special welding/gluing equipment, is convenient to disassemble after sale and has lower cost.

Description

Energy storage battery module structure

Technical Field

The utility model belongs to the technical field of the new forms of energy, concretely relates to energy storage battery module structure.

Background

The connected mode of aluminium ba between the electric core of current module is mostly laser welding, adopts welding, the mode of gluing between electric core collection pencil terminal and aluminium ba.

1. The cell pole and the aluminum bar are welded, professional welding equipment is needed, the welding efficiency is low, and the cost is high;

2. a welding process is adopted between the battery cell pole and the aluminum bar, the requirement on the purity of the aluminum bar material is high, otherwise, the aluminum bar can generate explosion points, insufficient welding and other defects, and the welding effect is influenced;

3. the battery cell pole and the aluminum busbar are welded, so that the disassembly is inconvenient, and the after-sale maintenance cost is high;

4. the battery cell voltage and temperature acquisition terminal and the aluminum busbar are welded and glued, the installation process is complex, the production efficiency is low, after-sale maintenance is inconvenient, and the comprehensive cost is high.

SUMMERY OF THE UTILITY MODEL

To exist not enough among the prior art, the utility model aims to provide a simple structure, convenient to use's energy storage battery module structure, the mode of adopting mechanical connection between electric connector and electric core utmost point post between the module can be dismantled.

In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides an energy storage battery module structure which characterized in that: including electric core, the electric connector who is used for connecting electric core and collection pencil, adopt adhesive bonding between the big face of adjacent electric core, electric connector passes through mechanical connection mode detachable and connects on the utmost point post of electric core, and the voltage/temperature acquisition terminal of gathering the pencil passes through mechanical connection mode and connects on electric connector.

Further, the module structure still includes the bolt, and it has the screw hole to open on the electric core utmost point post, is equipped with the mounting hole that is used for being connected with the collection terminal of electric core utmost point post and collection pencil on the electric connection piece, and the bolt passes the pilot hole on the collection terminal, the mounting hole threaded connection of electric connection piece in the screw hole on the electric core utmost point post in proper order.

Further, the screw steel bushing is inlayed or the thread is glued in scribbling in the inside of the screw hole on the electric core utmost point post, the bolt is pegged graft and is connected with screw steel bushing or thread gluing in the screw hole, and electric connector and collection pencil pass through bolt detachable and connect on electric core utmost point post.

Furthermore, a washer is arranged at one end, close to the nut, of the bolt and sleeved on the bolt, one side of the washer is attached to the nut, the other side of the washer is attached to the electric connecting piece or the collecting terminal, and the washer is an elastic pad or a flat pad.

Further, the module structure still includes strap and panel beating end plate, and the module is arranged by a plurality of electric cores and is constituteed, and the panel beating end plate sets up at the both ends of module, and the strap cup joints in the outside of module and panel beating end plate, and the module wholly adopts the strap to tie up in groups.

Further, be equipped with on the panel beating end plate to keeping away from the turn-ups that the mould group is to extension, be equipped with on the turn-ups and be used for the spacing bayonet socket of strap, when the module was tied up to the strap, the strap joint was in the bayonet socket.

Adopt the utility model discloses technical scheme's advantage does:

1. the utility model adopts the viscose mode between the large surfaces of the battery cell, adopts the mechanical connection mode between the electric connector between the battery cells and the collecting wire harness terminal and the pole, has simple installation process, convenient grouping operation and high grouping efficiency; module electricity core adopts the strap to tie up in groups, adopts mechanical connection between module electric connector and utmost point post, and module overall structure is last to realize detachable design, and it is convenient to maintain after sale.

2. The whole module of the utility model has simple structural design, and only comprises components such as end plates, straps, collecting wire harnesses, electric connectors, bolts and the like except the battery cell, so that the cost of the whole part is lower; and the mechanical connection mode is mainly adopted, special welding or gluing equipment is not needed, and the process and the production cost are also lower.

Drawings

The invention will be described in further detail with reference to the following drawings and detailed description:

fig. 1 is a schematic structural view of an energy storage battery module of the present invention;

FIG. 2 is a schematic view of the electrical connector of the present invention being an aluminum connection bar or a copper connection bar;

fig. 3 is a schematic view of the electrical connector of the present invention being a copper wire.

The labels in the above figures are respectively: 10-electric core; 20-an electrical connection; 30, collecting the wiring harness; 40, a cuff; 50-bolt.

Detailed Description

In the present invention, it is to be understood that the term "length"; "Width"; "Up"; "Down"; "front"; "Back"; "left"; "Right"; "vertical"; "horizontal"; "Top"; "bottom" "inner"; "outer"; "clockwise"; "counterclockwise"; "axial"; "planar direction"; the directional or positional relationship indicated as "circumferential" or the like is based on the directional or positional relationship shown in the drawings, and is only for convenience of description and simplified description, and does not indicate or imply that the device or element referred to must have a particular orientation; constructed and operative in a particular orientation and therefore should not be construed as limiting the invention.

As shown in fig. 1 to fig. 3, an energy storage battery module structure includes a battery cell 10, an electrical connector 20 for connecting the battery cell 10, and a collection harness 30, where the adjacent battery cells 10 are connected by gluing between large surfaces, the electrical connector 20 is detachably connected to a pole of the battery cell 10 by a mechanical connection method, and a voltage/temperature collection terminal of the collection harness 30 is connected to the electrical connector 20 by a mechanical connection method. The utility model adopts a mechanical detachable connection mode, such as bolt connection, between the module cell and the electric connector; the cell voltage/temperature acquisition terminal and the electric connecting piece are also connected mechanically, such as bolted connection or riveted connection; the module has simple installation process, does not need special welding/gluing equipment, is convenient to disassemble after sale and has lower cost.

The module structure still includes bolt 50, and it has the screw hole to open on the electric core utmost point post, is equipped with the mounting hole 21 that is used for being connected with electric core utmost point post and collection terminal 31 of gathering pencil 30 on the electric connector 20, and bolt 50 passes in proper order in the screw hole on the electric core utmost point post of pilot hole, electric connector 20's mounting hole 21 threaded connection on the electric core utmost point post.

In order to ensure the strength of threaded connection, a screw steel sleeve is embedded or thread glue is coated in the threaded hole of the battery cell pole, the bolt 50 is inserted into the threaded hole and connected with the screw steel sleeve or the thread glue, and the electric connecting piece 20 and the acquisition wire harness 30 are detachably connected onto the battery cell pole through the bolt 50. The electrical connection member 20 between the electric cores may be an aluminum connection bar, or may be a copper connection bar or a copper wire.

The electrical connector 20 and the electrical core 10 are mechanically connected by bolts, and the voltage/temperature acquisition terminal of the acquisition harness 30 is mechanically connected with the electrical connector 20 by bolts, rivets, glue, and the like. The electric connecting piece 20 can be independently fixed on the 10-pole threaded hole, and the collecting wire harness 30 terminal is independently fixed on the electric connecting piece 20; or the electric connecting piece 20 and the wire harness collecting terminal 31 can be fixed at the threaded hole of the cell pole.

A washer is arranged at one end, close to the nut, of the bolt 50, the washer is sleeved on the bolt 50, one side of the washer is attached to the nut, the other side of the washer is attached to the electric connecting piece 20 or the acquisition terminal 31, and the washer is an elastic pad or a flat pad; the arrangement of the gasket can ensure good loosening effect and high connection reliability.

The module structure still includes strap 40 and panel beating end plate 41, and the module is arranged by a plurality of electric cores 10 and is constituteed, and panel beating end plate 41 sets up at the both ends of module, and strap 40 cup joints in the outside of module and panel beating end plate 41, and the module wholly adopts the strap to tie up in groups. Be equipped with on the panel beating end plate 41 to the turn-ups 42 that the back of the die group is to extending, be equipped with on the turn-ups 42 and be used for the spacing bayonet socket 43 of strap 40, when the module is tied up to strap 40, strap 40 joint is in bayonet socket 43, increases module overall structure's stability.

Preferably, the utility model provides a module is in groups by 8 electric cores 10, two panel beating end plates in both ends, and the module wholly adopts the strap to tie up in groups, and strap number can be as 2 about the picture, also can be 3.

The utility model adopts the viscose mode between the large surfaces of the battery cell, adopts the mechanical connection mode between the electric connector between the battery cells and the collecting wire harness terminal and the pole, has simple installation process, convenient grouping operation and high grouping efficiency; module electricity core adopts the strap to tie up in groups, adopts mechanical connection between module electric connector and utmost point post, and module overall structure is last to realize detachable design, and it is convenient to maintain after sale.

The whole module of the utility model has simple structural design, and only comprises components such as end plates, straps, collecting wire harnesses, electric connectors, bolts and the like except the battery cell, so that the cost of the whole part is lower; and the mechanical connection mode is mainly adopted, special welding or gluing equipment is not needed, and the process and the production cost are also lower.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without the technical solutions of the present invention, or the present invention can be directly applied to other occasions without the improvements, and all are within the protection scope of the present invention.

Claims

1. The utility model provides an energy storage battery module structure which characterized in that: the battery comprises a battery cell (10), an electric connecting piece (20) used for connecting the battery cell (10) and a collection wiring harness (30), wherein the large surfaces of the adjacent battery cells (10) are connected by gluing, the electric connecting piece (20) is detachably connected to a pole of the battery cell (10) in a mechanical connection mode, and a voltage/temperature collection terminal of the collection wiring harness (30) is connected to the electric connecting piece (20) in a mechanical connection mode.

2. An energy storage battery module structure as claimed in claim 1, wherein: the module structure still includes bolt (50), and it has the screw hole to open on the electric core utmost point post, is equipped with mounting hole (21) that are used for being connected with collection terminal (31) of electric core utmost point post and collection pencil (30) on electric connecting piece (20), and bolt (50) pass assembly hole on collection terminal (31), mounting hole (21) threaded connection of electric connecting piece (20) in the screw hole on the electric core utmost point post in proper order.

3. An energy storage battery module structure as claimed in claim 2, wherein: the electric core pole is characterized in that a screw steel sleeve is embedded or thread glue is coated inside a threaded hole in the electric core pole, a bolt (50) is inserted into the threaded hole and connected with the screw steel sleeve or the thread glue, and the electric connecting piece (20) and the collection wire harness (30) are detachably connected onto the electric core pole through the bolt (50).

4. An energy storage battery module structure as claimed in claim 2 or 3, wherein: and a washer is arranged at one end, close to the nut, of the bolt (50), the washer is sleeved on the bolt (50), one side of the washer is attached to the nut, the other side of the washer is attached to the electric connecting piece (20) or the acquisition terminal (31), and the washer is an elastic washer or a flat washer.

5. An energy storage battery module structure as claimed in any one of claims 1 to 3, wherein: the module structure still includes strap (40) and panel beating end plate (41), and the module is arranged by a plurality of electric cores (10) and is constituteed, and panel beating end plate (41) set up at the both ends of module, and strap (40) cup joint in the outside of module and panel beating end plate (41), and the module wholly adopts the strap to tie up in groups.

6. An energy storage battery module structure as claimed in claim 5, wherein: be equipped with on panel beating end plate (41) to keeping away from mould group to turn-ups (42) that extend, be equipped with on turn-ups (42) and be used for spacing bayonet socket (43) to strap (40), when module was tied up in strap (40), strap (40) joint was in bayonet socket (43).