CN215299374U - Energy storage battery with large module structure - Google Patents
Energy storage battery with large module structure Download PDFInfo
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- CN215299374U CN215299374U CN202120870967.0U CN202120870967U CN215299374U CN 215299374 U CN215299374 U CN 215299374U CN 202120870967 U CN202120870967 U CN 202120870967U CN 215299374 U CN215299374 U CN 215299374U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides an energy storage battery with a large module structure, which is applied to the technical field of energy storage batteries, the energy storage battery with the large module structure comprises a plurality of electric cores (10), a plurality of electric cores (10) are adjacently laminated and arranged, a glue layer (40) is arranged between the adjacent electric cores (10), the plurality of electric cores (10) form an electric core module, one side of the electric core module is provided with an end plate (20), the other end of the electric core module is provided with another end plate (20), a glue layer (40) is arranged between the end plate (20) and the adjacent electric core (10), and a ribbon (30) is sleeved outside the end plate (20). Only structural components such as end plates, ribbons and glue layers are arranged, the number of parts is reduced, and the cost of the battery cell module is effectively reduced.
Description
Technical Field
The utility model belongs to the technical field of the energy storage battery, more specifically say, relate to an energy storage battery of big module structure.
Background
In the prior art, most energy storage modules adopt small modules. Under the same size, the number of modules is large, and module components are increased; copper bars are used for connecting each group of modules, the space utilization rate is low, and the use cost is increased. However, in the prior art, the module group is generally formed by a frame body formed by connecting end plates and side plates, the module group forming process is complex, the group forming efficiency is low, and the end plates and the side plates are connected by welding or rivets, so that the module is difficult to disassemble after sale and has high cost. Specifically, the group mainly comprises frame type small modules, namely, a frame structure is formed by end plates and side plates. The end plates and the side plates are connected by welding or rivets; the cells are coated with structural adhesive; the number of the electric cores is small, and the electric cores are connected in a multi-mode group series-parallel connection mode under the same number of the electric cores. 1. The connection of the end plates and the side plates is complicated. The end plates and the side plates are connected by welding or rivets, the requirement on the matching tolerance between the end plates and the side plates is high, the connection mode of welding or riveting is not changed, and after-sale operation is difficult. 2. The side plates are indispensable parts in the frame structure. The side plates have high tolerance requirements for fit with the end plates in use, and the cost of a single module is increased. 3. Adopt between the electric core and scribble the form that the structure glued, the coating area that the structure glued is not well controlled, and the solidification of structure glue stationary time is longer, and to a great extent influences the packaging efficiency of module. 4. The number of the battery cores used by a single module is small, the energy density is low, the high-power equipment needs a plurality of modules to be connected in series and in parallel for use, the installation space between the modules is small, and the electric devices and the auxiliary installation structural parts are large.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: to the not enough of prior art, provide a simple structure, when guaranteeing that a plurality of electric cores can reliably form the electric core module of big module structure, simplify the structure, electric core module is in groups and dismantles convenient and fast, and process safety in groups eliminates the risk to make whole electric core module except electric core, only structural members such as end plate, ribbon and glue film, part quantity reduces, effective reduce cost's energy storage battery of big module structure.
To solve the technical problem, the utility model discloses the technical scheme who takes does:
the utility model relates to an energy storage battery of big module structure, energy storage battery of big module structure include that a plurality of electric cores, the adjacent laminating of a plurality of electric cores arrange, set up the glue film between the adjacent electric core, a plurality of electric cores form electric core module, electric core module one side sets up an end plate, the electric core module other end sets up another end plate, set up the glue film between end plate and the adjacent electric core, the end plate includes end plate main part and support frame, end plate outside suit ribbon.
A plurality of electric cores of electric core module set up to the structure of the length that can control electric core module through the size of control extrusion force and the compression thickness of control glue film.
The end plate on set up the ribbon spacing groove, the ribbon spacing groove sets up in end plate outside surface position or sets up in end plate side position.
The thickness of the adhesive layer is between 0.2mm and 2 mm.
The end plate main body and the support frame 22 of the end plate are both of a metal plate bending or metal plate stamping structure, and the support frame of the end plate is provided with a mounting hole.
The adhesive layer is one of double faced adhesive tape, foam adhesive and structural adhesive.
The number of the battery cores is 5-12, and the number of the binding tapes is one or more.
The extrusion force when the battery cell module is formed is between 300kgf and 1200 kgf.
The connection mode of the end plate main body of the end plate and the support frame is welding or riveting.
Adopt the technical scheme of the utility model, can obtain following beneficial effect:
energy storage battery of big module structure, the adjacent laminating of a plurality of electric cores is arranged, arranges at length direction array promptly, through the adhesion of two-sided glue film between the big face of adjacent electric core and electric core. The end plate has two end plates, and every end plate comprises two parts respectively, end plate main part and support frame, and the front design of end plate main part has mounting hole and ribbon spacing groove, and the end plate main part is connected to the support frame. The ribbon is fixed at end plate and electric core side. The double-sided adhesive tape is used for structural connection between the battery cores; meanwhile, the compression property of the glue layer is good, and the extrusion thickness and the whole length of the control module are controlled. The utility model discloses a structure, electric core paste double-sided tape between big face. The module has high assembly efficiency and low cost, and is convenient to disassemble and easy to operate. The module grouping efficiency is high. The end plates and the large surface of the battery cell are glued, so that the operation is simple and convenient. The grouping process is safe. The glue among the electric cores adopts the design form of the end plates and the binding belts, and the operation process is basically free of risks. The disassembly and maintenance performance is good. Viscose between electric core adopts the design of end plate and ribbon simultaneously, and the module is easily disassembled, does not need special instrument of disassembling, and the process of disassembling is hardly damaged the part, and after-sale maintenance is convenient. And (4) designing a large module. The space utilization rate is improved, and the number of structural parts is reduced. The cost is low. Whole module structural design is simple, and whole module only has structures such as end plate, ribbon and double-sided tape except that electric core, and the part cost is lower. Big module structure's energy storage battery, simple structure when guaranteeing that a plurality of electric cores can reliably form the electric core module of big module structure, the simplified structure, electric core module is in groups and dismantles convenient and fast, process safety in groups, eliminates the risk to make whole electric core module except electric core, only structural members such as end plate, ribbon and glue film, part quantity reduces, effectively reduces electric core module cost.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is a schematic structural diagram of an energy storage battery with a large module structure according to the present invention;
fig. 2 is a schematic diagram of an explosion structure of an energy storage battery with a large module structure according to the present invention;
fig. 3 is a schematic structural view of a ribbon limiting groove of an energy storage battery with a large module structure according to the present invention;
in the drawings, the reference numbers are respectively: 10. an electric core; 20. an end plate; 21. an end plate main body; 22. a support frame; 30. Binding a belt; 40. a glue layer; 50. a band limiting groove; 60. and (7) installing holes.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings, for example, the shapes, structures, mutual positions and connection relations of the components, the functions and operation principles of the components, and the like:
as shown in fig. 1-fig. 3, the utility model relates to an energy storage battery of big module structure, energy storage battery of big module structure include that a plurality of electric cores 10, the adjacent laminating of a plurality of electric cores 10 are arranged, set up glue film 40 between the adjacent electric core 10, a plurality of electric cores 10 form electric core module, electric core module one side sets up an end plate 20, the electric core module other end sets up another end plate 20, set up glue film 40 between end plate 20 and the adjacent electric core 10, end plate 20 includes end plate main part 21 and support frame 22, end plate 20 outside suit ribbon 30. Above-mentioned structure, energy storage battery's electric core module includes: cell 10, end plate 20, ribbon 30, glue film 40. A plurality of electric cores 10 are adjacent to be laminated and arranged, namely arranged in the length direction array, and the large faces of the adjacent electric cores and the electric cores are adhered through double-faced adhesive tapes. The end plate 20 has two front and back end plates, and every end plate comprises two parts respectively, end plate main part 21 and support frame 22, and the design of end plate main part 21 front has mounting hole and ribbon spacing groove, and end plate main part 21 is connected to support frame 22. The ribbon 30 is fixed on the side of the end plate and the battery core. The double-sided adhesive tape 40 is used for structural connection between the battery cells; meanwhile, the compression property of the glue layer is good, and the extrusion thickness and the whole length of the control module can be controlled. The utility model discloses a structure, electric core paste double-sided tape between big face. The module has high assembly efficiency and low cost, and is convenient to disassemble and easy to operate. The module grouping efficiency is high. The end plates and the large surface of the battery cell are glued, so that the operation is simple and convenient. The grouping process is safe. The glue among the electric cores adopts the design form of the end plates and the binding belts, and the operation process is basically free of risks. The disassembly and maintenance performance is good. Viscose between electric core adopts the design of end plate and ribbon simultaneously, and the module is easily disassembled, does not need special instrument of disassembling, and the process of disassembling is hardly damaged the part, and after-sale maintenance is convenient. And (4) designing a large module. The space utilization rate is improved, and the number of structural parts is reduced. The cost is low. Whole module structural design is simple, and whole module only has structures such as end plate, ribbon and double-sided tape except that electric core, and part cost is lower relatively. Big module structure's energy storage battery, simple structure when guaranteeing that a plurality of electric cores can reliably form the electric core module of big module structure, the simplified structure, electric core module is in groups and dismantles convenient and fast, process safety in groups, eliminates the risk to make whole electric core module except electric core, only structural members such as end plate, ribbon and glue film, part quantity reduces, effectively reduces electric core module cost.
A plurality of electric cores 10 of electric core module set up to the structure of the length that can control electric core module through the size of control extrusion force and the compression thickness control glue film 40. Above-mentioned structure, when a plurality of electric cores are electric core module in groups, need apply and pressure in both sides, and through the big or small control of applying pressure, the whole thickness of control electric core module meets the demands, and the glue film can take place to shrink behind the atress for the thickness of electric core module meets the demands, then hoops fashioned module through the ribbon. The quantity of electricity core is selected as required, and the module part is few, and is with low costs, and the good reliability.
The end plate 20 is provided with a band limiting groove 50, and the band limiting groove 50 is arranged on the outer side surface of the end plate 20 or on the side edge of the end plate 20. Above-mentioned structure, the ribbon spacing groove on the end plate sets up when the end plate outside surface, can set up the multiunit that the clearance was arranged according to the top down, and the ribbon spacing groove sets up when the end plate side, and every side sets up the multiunit that the clearance was arranged according to the top down, like this, can satisfy arranging and spacing demand of multichannel ribbon, is difficult for droing to effectively realize the shaping reliability of whole electric core module, satisfy the user demand.
The thickness of the glue layer 40 is between 0.2mm and 2 mm. Above-mentioned structure, the glue film can shrink in electric core module forming process, and above-mentioned thickness scope for can shrink, and the shrink is controlled in certain extent again, makes the reliable adhesion electricity core of glue film, and electric core is spacing reliable each other.
The end plate main body 21 and the support frame 22 of the end plate 20 are both of a structure made of metal plate bending or metal plate stamping, and the support frame 22 of the end plate 20 is provided with a mounting hole 60. Above-mentioned structure, end plate processing convenient and fast uses when the mounting hole is used for installing electric core module. The adhesive layer 40 is one of a double-sided adhesive, a foam adhesive and a structural adhesive. Above-mentioned structure, several kinds of glue all are the double faced adhesive tape, can reliably adhere electric core, can better take place the shrink again, satisfy module shaping demand.
The number of the battery cores 10 is 5-12, and the number of the bandages 30 is one or more.
The extrusion force when the battery cell module is formed is between 300kgf and 1200 kgf. The connection mode of the end plate main body 21 and the support frame 22 of the end plate 20 is welding or riveting.
Energy storage battery of big module structure, the adjacent laminating of a plurality of electric cores is arranged, arranges at length direction array promptly, through the adhesion of two-sided glue film between the big face of adjacent electric core and electric core. The end plate has two end plates, and every end plate comprises two parts respectively, end plate main part and support frame, and the front design of end plate main part has mounting hole and ribbon spacing groove, and the end plate main part is connected to the support frame. The ribbon is fixed at end plate and electric core side. The double-sided adhesive tape is used for structural connection between the battery cores; meanwhile, the compression property of the glue layer is good, and the extrusion thickness and the whole length of the control module are controlled. The utility model discloses a structure, electric core paste double-sided tape between big face. The module has high assembly efficiency and low cost, and is convenient to disassemble and easy to operate. The module grouping efficiency is high. The end plates and the large surface of the battery cell are glued, so that the operation is simple and convenient. The grouping process is safe. The glue among the electric cores adopts the design form of the end plates and the binding belts, and the operation process is basically free of risks. The disassembly and maintenance performance is good. Viscose between electric core adopts the design of end plate and ribbon simultaneously, and the module is easily disassembled, does not need special instrument of disassembling, and the process of disassembling is hardly damaged the part, and after-sale maintenance is convenient. And (4) designing a large module. The space utilization rate is improved, and the number of structural parts is reduced. The cost is low. Whole module structural design is simple, and whole module only has structures such as end plate, ribbon and double-sided tape except that electric core, and the part cost is lower. Big module structure's energy storage battery, simple structure when guaranteeing that a plurality of electric cores can reliably form the electric core module of big module structure, the simplified structure, electric core module is in groups and dismantles convenient and fast, process safety in groups, eliminates the risk to make whole electric core module except electric core, only structural members such as end plate, ribbon and glue film, part quantity reduces, effectively reduces electric core module cost.
The present invention has been described in detail with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the present invention can be implemented in various ways without modification, and the present invention is not limited by the above embodiments.
Claims (8)
1. The utility model provides an energy storage battery of big module structure which characterized in that: the energy storage battery of big module structure include a plurality of electric cores (10), the adjacent laminating of a plurality of electric cores (10) is arranged, set up glue film (40) between adjacent electric core (10), a plurality of electric cores (10) form electric core module, electric core module one side sets up one end plate (20), the electric core module other end sets up another end plate (20), set up glue film (40) between end plate (20) and adjacent electric core (10), end plate (20) include end plate main part (21) and support frame (22), end plate (20) outside suit ribbon (30).
2. The large module structure energy storage battery of claim 1, wherein: a plurality of electric cores (10) of electric core module set up to the structure of the length that can control electric core module through the size of control extrusion force and the compression thickness control glue film (40).
3. An energy storage battery with a large module structure according to claim 1 or 2, characterized in that: the end plate (20) on set up ribbon spacing groove (50), ribbon spacing groove (50) set up in end plate (20) outside surface position or set up in end plate (20) side position.
4. An energy storage battery with a large module structure according to claim 1 or 2, characterized in that: the thickness of the glue layer (40) is between 0.2mm and 2 mm.
5. An energy storage battery with a large module structure according to claim 1 or 2, characterized in that: the end plate main body (21) and the support frame (22) of the end plate (20) are both of a structure made of metal plate bending or metal plate stamping, and the support frame (22) of the end plate (20) is provided with a mounting hole (60).
6. An energy storage battery with a large module structure according to claim 1 or 2, characterized in that: the glue layer (40) is one of double-sided glue, foam glue and structural glue.
7. An energy storage battery with a large module structure according to claim 1 or 2, characterized in that: the number of the battery cores (10) is 5-12, and the number of the binding tapes (30) is one or more.
8. An energy storage battery with a large module structure according to claim 1 or 2, characterized in that: the connection mode of the end plate main body (21) of the end plate (20) and the support frame (22) is welding or riveting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120870967.0U CN215299374U (en) | 2021-04-26 | 2021-04-26 | Energy storage battery with large module structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120870967.0U CN215299374U (en) | 2021-04-26 | 2021-04-26 | Energy storage battery with large module structure |
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| Publication Number | Publication Date |
|---|---|
| CN215299374U true CN215299374U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120870967.0U Active CN215299374U (en) | 2021-04-26 | 2021-04-26 | Energy storage battery with large module structure |
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| CN (1) | CN215299374U (en) |
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2021
- 2021-04-26 CN CN202120870967.0U patent/CN215299374U/en active Active
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