CN214589134U

CN214589134U - Energy storage battery module

Info

Publication number: CN214589134U
Application number: CN202121035496.8U
Authority: CN
Inventors: 高顺; 李祖院; 陆广鹏; 卫云峰; 李前前
Original assignee: Wuhu Etc Battery Ltd
Current assignee: Wuhu Etc Battery Ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-02
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses an energy storage battery module, including quick-witted case, module, electric core and end plate, the module is arranged by a plurality of electricity core and is constituteed, adopts adhesive connection between the big face of adjacent electric core, and the end plate is located the both ends of module, and the end plate passes through sticky laminating on the big face of electric core of module tip, and the module is placed in the quick-witted case, and the module passes through end plate and fastener cooperation fixed connection in the machine case. The battery module further comprises a strap and an electric connector, and the periphery of the side face of the module is bound by the strap. The utility model discloses battery module adopts big module form, and big module comprises two rows of electric cores, and whole big module adopts the side strap to tie up, and the electric core adopts adhesive connection between big face, and structural design integrates the degree height, and spare part quantity is less, and the cost is lower.

Description

Energy storage battery module

Technical Field

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

Background

The design of current 48V energy storage module is mostly 16 electric cores and establishes ties and constitutes, and 16 electric cores generally constitute for the module of 2 8 strings, connects with the aluminium bar between the electric core, connects with the copper bar between the module. And the single module and the case body are fixedly connected by adopting 4 bolts.

1. The existing 48V energy storage module is designed into 2 modules, each module is composed of end plates, side plates, aluminum bars and other parts, the number of parts is large, and the design is complex;

2. each module adopts a structural form of fixing by 4 bolts, the design of a module mounting hole on the chassis is complex, and the cost of the box body is high;

3. the existing 48V energy storage module is designed into 2 modules, and certain safety clearance needs to be reserved in the width directions of the two modules, so that the requirement on the installation size in the width direction of the modules is high.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model aims to provide a simple structure, convenient to use's energy storage battery module.

In order to achieve the above purpose, the technical scheme of the utility model is that: an energy storage battery module, characterized by: including quick-witted case, module, electric core and end plate, the module is arranged by a plurality of electric core and is constituteed, adopts adhesive bonding between the big face of adjacent electric core, and the end plate is located the both ends of module, and the end plate passes through sticky laminating on the big face of electric core of module tip, and the module is placed in the quick-witted case, and the module passes through end plate and fastener cooperation fixed connection in the quick-witted case.

Furthermore, the end plate is of a metal plate bending/stamping or aluminum extrusion or die-casting aluminum structure, a flanging extending in the direction away from the die set is arranged on the end plate, and a mounting hole is formed in the flanging.

Furthermore, the inner wall corresponding to the end plate in the case is provided with a mounting plate, the mounting plate is provided with a mounting hole corresponding to the mounting hole, the module is placed on the mounting plate through flanging in the case, and the bolt penetrates through the mounting hole and the mounting hole to be matched with the nut to fixedly connect the module in the case.

Furthermore, the mounting hole and the assembling hole are waist-shaped holes.

Furthermore, the case is bent or formed in a punching mode, and four corners of the case are mechanically connected in a welding, riveting or bolt connection mode.

Furthermore, four corners of the case are provided with L-shaped connecting plates, one side plate of each L-shaped connecting plate is connected to the outer wall of the case, and the other side plate of each L-shaped connecting plate is connected to the frame through fasteners.

Furthermore, the end plate is provided with longitudinal and transverse reinforcing ribs, the upper part of the end plate is provided with a hanging hole, and the two side edges of the end plate are provided with clamping grooves.

Furthermore, the battery module further comprises a strap, the periphery of the side face of the module is bound up by the strap, and the strap is clamped in the clamping groove.

Furthermore, the battery module further comprises an electric connector, the electric connector is connected to the pole of the adjacent battery cell, and the poles of the plurality of battery cells form a series structure through the electric connector.

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

1. the utility model discloses battery module adopts big module form, and big module comprises two rows of electric cores, and whole big module adopts the side strap to tie up, and the electric core adopts adhesive connection between big face, and structural design integrates the degree height, and spare part quantity is less, and the cost is lower.

2. The energy storage module adopts a structural form of a large module, the number of parts is reduced, the control of the parts is convenient, the design integration degree is high, and the cost is lower; and the gluing mode is adopted, so that the process is simple, the operation is convenient, and the assembly efficiency is high.

3. The utility model discloses big module is put things in good order compactly by a plurality of electricity cores, and relative two former module designs, width direction space utilization is high; the large faces of adjacent electric cores in the module structure are glued, so that a plurality of electric cores in the case are glued into a whole, and the structural strength is good.

Drawings

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

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

FIG. 2 is a schematic view of the module structure of the present invention;

fig. 3 is the utility model discloses adjacent electric core connection schematic diagram.

The labels in the above figures are respectively: 10-a chassis; 20-electric core; 30-end plate; 40, a cuff; 60-electric connection.

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 3, an energy storage battery module is characterized in that: including quick-witted case 10, module 01, electric core 20 and end plate 30, module 01 is arranged by a plurality of electric core 20 and is constituteed, adopts adhesive connection between the big face of adjacent electric core 20, and end plate 30 is located the both ends of module 01, and end plate 30 is through the sticky laminating on the big face of electric core of module 01 tip, and module 01 is placed in quick-witted case 10, and module 01 passes through end plate 30 and fastener cooperation fixed connection in quick-witted case 10. The battery module further includes a band 40 and an electric connector 60, and the sides and the periphery of the module are bundled by the band 40. The utility model discloses battery module adopts big module form, and big module comprises two rows of electric cores, and whole big module adopts the side strap to tie up, and the electric core adopts adhesive connection between big face, and structural design integrates the degree height, and spare part quantity is less, and the cost is lower.

The utility model discloses energy storage battery module comprises a set of a plurality of electricity core 20 big module, and the module both ends design has end plate 30, module side to tie up with strap 40 all around, adopts 50 adhesive connection between the big face of adjacent two electricity cores, adopts electric connector 60 to be connected between electricity core and the electricity core.

The end plate 30 is a metal plate bending/stamping or aluminum extrusion or die-casting aluminum structure, a flange 31 extending towards the direction of the back die set is arranged on the end plate 30, and a mounting hole 32 is arranged on the flange 31. The inner wall of the case 10 corresponding to the end plate 30 is provided with a mounting plate, the mounting plate is provided with a mounting hole corresponding to the mounting hole 32, the module 01 is placed on the case 10, the flange 31 is stacked on the mounting plate, and the bolt penetrates through the mounting hole 32 and the mounting hole to be matched with the nut to fixedly connect the module 01 in the case 10. For convenient installation, the mounting holes 32 and the assembly holes are all waist-shaped holes.

The case 10 is formed by bending or punching, four corners of the case 10 are mechanically connected by welding, riveting or bolting, and the module and the case are fixed by bolting. Four corners of the case 10 are provided with L-shaped connecting plates 11, one side plate of each L-shaped connecting plate 11 is connected to the outer wall of the case 10, and the other side plate of each L-shaped connecting plate 11 is connected to the frame through fasteners.

The end plates 30 are arranged at the front end and the rear end of the module, and are in an integrated structure form, and longitudinal and transverse reinforcing ribs 33 are designed on the end plates 30 to increase the overall strength of the large faces of the end plates. The upper portion of the end plate 30 is provided with lifting holes 34 to facilitate lifting and movement of the module.

The clamping grooves 35 used for limiting the strap are arranged on the two side edges of the end plate 30, the periphery of the side face of the module is bound by the strap 40, and the strap 40 is clamped in the clamping grooves 35. The electric connector 60 is connected to the poles of the adjacent cells, and the poles of the cells 20 form a series structure through the electric connector 60. The electrical connector 60 is a metal conductor that may take the form of an aluminum, copper connection bar or copper wire harness connection.

Adopt adhesive connection between the big face of adjacent electric core 20, glue 50 and can select AB structure glue or double-sided tape for use to paste, can adopt local sticky and the sticky structural style of whole face between two electric core big faces, specifically can design according to the bulk strength requirement of module.

Preferably, the band structure can be a plastic band or a steel band, and the number of the bands can be 2 or 3.

The energy storage module adopts a structural form of a large module, the number of parts is reduced, the control of the parts is convenient, the design integration degree is high, and the cost is lower; and the gluing mode is adopted, so that the process is simple, the operation is convenient, and the assembly efficiency is high.

The utility model discloses big module is put things in good order compactly by a plurality of electricity cores, and relative two former module designs, width direction space utilization is high; the large faces of adjacent electric cores in the module structure are glued, so that a plurality of electric cores in the case are glued into a whole, and the structural strength is good.

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. An energy storage battery module, characterized by: including quick-witted case (10), module (01), electric core (20) and end plate (30), module (01) is arranged by a plurality of electric core (20) and is constituteed, adopts adhesive bonding between the big face of adjacent electric core (20), and end plate (30) are located the both ends of module (01), and on the electric core big face of module (01) tip was laminated through gluing end plate (30), module (01) were placed in quick-witted case (10), and module (01) are through end plate (30) and fastener cooperation fixed connection in quick-witted case (10).

2. An energy storage battery module as claimed in claim 1, characterized in that: the end plate (30) is of a metal plate bending/stamping or aluminum extrusion and die-casting aluminum structure, a flanging (31) extending towards the direction away from the die set is arranged on the end plate (30), and a mounting hole (32) is formed in the flanging (31).

3. An energy storage battery module as claimed in claim 2, characterized in that: be equipped with the mounting panel on the inner wall that corresponds with end plate (30) in quick-witted case (10), be equipped with the pilot hole that corresponds with mounting hole (32) on the mounting panel, turn-ups (31) stack on the mounting panel in quick-witted case (10) are placed in module (01), and the bolt passes mounting hole (32) and pilot hole and nut cooperation with module (01) fixed connection in quick-witted case (10).

4. An energy storage battery module as claimed in claim 3, characterized in that: the mounting hole (32) and the assembling hole are both waist-shaped holes.

5. An energy storage battery module as claimed in claim 3, characterized in that: the case (10) is bent or formed in a punching mode, and four corners of the case (10) are mechanically connected in a welding, riveting or bolt connection mode.

6. An energy storage battery module as claimed in claim 5, characterized in that: the four corners of the case (10) are provided with L-shaped connecting plates (11), one side plate of each L-shaped connecting plate (11) is connected to the outer wall of the case (10), and the other side plate of each L-shaped connecting plate (11) is connected to the frame through fasteners.

7. An energy storage battery module as claimed in any one of claims 2 to 6, characterized in that: the end plate (30) is provided with longitudinal and transverse reinforcing ribs (33), the upper part of the end plate (30) is provided with a lifting hole (34), and the two side edges of the end plate (30) are provided with clamping grooves (35).

8. An energy storage battery module as claimed in claim 7, wherein: the battery module further comprises a strap (40), the periphery of the side face of the module is bound up by the strap (40), and the strap (40) is clamped in the clamping groove (35).

9. An energy storage battery module as claimed in claim 1, characterized in that: the battery module further comprises an electric connecting piece (60), the electric connecting piece (60) is connected to the poles of the adjacent battery cells, and the poles of the plurality of battery cells (20) form a series structure through the electric connecting piece (60).