CN109755674A - A kind of battery modules with water-cooling system - Google Patents
A kind of battery modules with water-cooling system Download PDFInfo
- Publication number
- CN109755674A CN109755674A CN201811588118.5A CN201811588118A CN109755674A CN 109755674 A CN109755674 A CN 109755674A CN 201811588118 A CN201811588118 A CN 201811588118A CN 109755674 A CN109755674 A CN 109755674A
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- Prior art keywords
- battery
- water
- cooling system
- shell
- battery module
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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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- Secondary Cells (AREA)
Abstract
The present invention relates to a kind of battery modules with water-cooling system, including shell and the battery module being set in the housing, the battery module is made of multiple battery cores, there is gap between adjacent battery core, the battery module is equipped with plastic pallet, the plastic pallet is fixed by pole piece and battery core laser welding, signal acquiring board is bonded on the plastic pallet, laser welding is carried out between the signal acquiring board and battery core, protective cover plate is installed above the plastic pallet, the shell is equipped with water-cooling channel, insulating heat-conductive piece is equipped between the water-cooling channel and battery module.The present invention realizes that the effective heat management of mould group battery core realizes reserved breathing space again, while solving expansive force influences, it designs and optimizes by reasonable structure, ensure that the stability and enhancing mould group charge-discharge cycle that the structural strength of battery modules, mould group are fixed in series and parallel.
Description
Technical field
The invention belongs to power battery group technology fields, and in particular to a kind of battery modules with water-cooling system.
Background technique
The environmental problem got worse becomes the problem that global every country faces jointly, equally promotes urban transportation vehicle
Develop towards the direction of efficient, cleaning and sustainable development.Since orthodox car is the tail gas of discharge using internal combustion engine as power
Environmental pollution is caused, so as to cause greenhouse effects and global warming.Electric car is zero-emission for conventional fuel oil car
, petroleum is replaced with electric energy, place can be recycled again by eliminating discharge of the pollutants to environment, the superseded battery cores such as greenhouse gases
Reason, as energy storage device secondary use.
Electric drive automobile is the product of a Highgrade integration, and key components and parts technology (motor, battery, automatically controlled etc.) is ground
Study carefully and reach its maturity, industrialization level increasingly improves, and some scientific research institutions and motor corporation are in terms of electric car and mixed electrical automobile
It conducts in-depth research, but the group schema of battery core is still worth research and probe there are many aspect, is mainly manifested in groups
Rear energy density, structural strength, heat management performance etc., therefore, the power battery module that integrated level is high, service performance is good
It is the vital goal in research in new-energy automobile field.
Summary of the invention
The purpose of the present invention is to provide a kind of battery modules with water-cooling system, realize the effective heat pipe of mould group battery core
Reason realizes that reserved breathing space is designed and optimized by reasonable structure, ensure that battery while solving expansive force influences again
The stability and enhancing mould group charge-discharge cycle that structural strength, the mould group of mould group are fixed in series and parallel.
To achieve the above object, the invention adopts the following technical scheme:
A kind of battery modules with water-cooling system, including shell and the battery module being set in the housing, the battery module by
Multiple battery cores are constituted, and have gap between adjacent battery core, and the top of the battery module is equipped with the plastic pallet of insulation, the modeling
Material torr disk is equipped with signal acquiring board, and the shell is equipped with water-cooling channel, is equipped between the water-cooling channel and battery module
Insulating heat-conductive piece.
As a further improvement of the above technical scheme:
The shell include set on battery module front and rear sides L-type support, set on battery module left and right ends fixed plate and
Insulating protection lid set on battery module upper end, composition, which is bolted, in the L-type support, fixed plate and insulating protection lid holds
Receive the frame of battery module.
The L-type support includes the first connecting plate and the second connecting plate, and first connecting plate is located at the bottom of battery module
Portion, second connecting plate are located at the side of battery module, and first connecting plate is provided along its length water-cooling channel, institute
The end for stating water-cooling channel, which is equipped with, is connected thereto water cooling pipe end.
The end of the battery core is equipped with boss, is equipped at intervals with the mounting hole matched with the boss, phase on the shell
Gap between adjacent battery core is cooperatively formed by boss and shell upper installing hole.
The end of the battery core is equipped with boss, is successively equipped at intervals with multiple mounting holes, phase on second connecting plate
Gap between adjacent battery core is cooperatively formed by boss and shell upper installing hole.
The signal acquiring board includes plate body and the signal acquisition line on plate body, and the end of the plate body is equipped with connection
End, the upper surface of the plastic pallet are equipped with mounting groove compatible with the plate body size and for fixing the recessed of battery pole piece
Slot, the edge of the mounting groove are equipped with the aperture for being inserted into signal acquisition line.
The signal acquisition line uses nickel sheet, the nickel sheet with a thickness of 0.2mm, the nickel sheet and battery pole piece welding,
The plate body is pasted onto the mounting groove.
The side of the plastic pallet is equipped with buckle, and the insulating protection, which covers, to be equipped with and the card for buckling and matching
Slot.
Rubber ring is additionally provided between the boss and mounting hole, the boss, rubber ring and mounting hole are interference fit.
The end of the fixed plate has bending part, and the bending part is equipped with bolt hole, and the L-type support is integrated crowded
Die mould material, the end of the L-type support and the bending part are bolted.
Gap between the adjacent battery core is 1.5mm；The insulating heat-conductive piece with a thickness of 0.2mm, the insulating heat-conductive
Piece is made of silica-base material.
As shown from the above technical solution, the present invention can be to the bottom being integrated into water cooling on installation side frame to VDA battery core 4
Water cooling is carried out, the normal use of mould group under the high temperature conditions can be met.The protrusion of VDA battery core and the mounting hole of shell pass through rubber
Washer 9 carries out elastic conjunction and carries out side bolt connection by end fixed plate, there is the gap of 1.5mm between adjacent battery core,
It can guarantee that there are enough breathing spaces in battery core front, while solving the problems, such as expansive force, guarantee modular structure in three freedom
Outstanding anti-seismic performance is all had on degree, meets the various adverse circumstances in vehicle road conditions.Signal acquisition uses FPC, solves line
The mixed and disorderly problem of beam.The present invention is highly integrated with water-cooled plate, there is enough breathing spaces, effectively improves the structural strength of mould group, dissipates
The performance of heat, charge and discharge cycles etc..
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is decomposition texture schematic diagram of the invention；
Fig. 3 is the structural schematic diagram of L-type support of the present invention；
Fig. 4 is the structural schematic diagram of battery core of the present invention；
Fig. 5 is the structural schematic diagram of signal acquiring board of the present invention；
Fig. 6 is the structural schematic diagram of invention plastic pallet；
Fig. 7 is the structural schematic diagram of the integrated cover board of the present invention；
Fig. 8 is the structural schematic diagram of battery pole piece of the present invention；
Fig. 9 is the structural schematic diagram of insulating protection lid of the present invention；
Figure 10 is the structural schematic diagram of fixed plate of the present invention；
Figure 11 is the structural schematic diagram of water cooling pipe end of the present invention；
Figure 12 is insulating heat-conductive chip architecture schematic diagram of the present invention；
Figure 13 is rubber washer structural schematic diagram of the invention；
Figure label: 1, shell；11, mounting hole；12, L-type support；121, the first connecting plate；122, the second connecting plate；123, water
Cold passage；124, water cooling pipe end；13, fixed plate；131, bending part；132, bolt hole；14, insulating protection lid；2, battery mould
Block；21, battery core；211, boss；3, plastic pallet；31, it buckles；4, signal acquiring board；41, plate body；42, signal acquisition line；43,
Connecting pin；5, insulating heat-conductive piece；6, rubber ring；32, mounting groove；33, aperture；7, battery pole piece；141, card slot；34, groove.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing:
As shown in figures 1-13, the battery modules with water-cooling system of the present embodiment, the electricity including shell 1 and in shell 1
Pond module 2, battery module 2 are made of multiple VDA battery cores 21, have gap, battery module 2 and shell 1 between adjacent battery core 21
Between be equipped with plastic pallet 3, between plastic pallet 3 and shell 1 be equipped with signal acquiring board 4, shell 1 be equipped with water-cooling channel 123,
Insulating heat-conductive piece 5 is equipped between water-cooling channel 123 and battery module 2.
As described in Figure 2, shell 1 includes that the L-type support 12 set on 2 front and rear sides of battery module, fixed plate 13 and insulation are anti-
The frame for constituting and accommodating battery module 2 is bolted in protecting cover 14.L-type support 12(integrates water-cooled plate) it is 6063T5 aluminium one
Extrusion process molding, wall thickness 1.5mm, integral thickness 10mm are integrally of an L-shaped structure, and side frame side machine adds mounting hole 11,
Battery core 21 is assembled, the deflection generated in vibration processes is reduced, two sides aperture position 124 connects end connecting plate, increases laterally
Constraint, 125 be mould group mounting hole, in groups convenient for Pack.
As shown in figure 3, L-type support 12 includes the first connecting plate 121 and the second connecting plate 122, the first connecting plate 121 is located at
The bottom of battery module 2, the second connecting plate 122 are located at the side of battery module 2, and the first connecting plate 121 is set along its length
There are two water-cooling channel 123, the end of water-cooling channel 123, which is equipped with, is connected thereto water cooling pipe end 126.The water cooling of the present embodiment is logical
Sealed with brazing is carried out at road 123 and water cooling pipe end 126, can be arranged different according to mould group in Pack, be passed through hose connection port
Freely design water-cooling project
As shown in figure 4, the end of battery core 21 is equipped with boss 211, multiple mounting holes are successively equipped at intervals on the second connecting plate 122
11, the gap between adjacent battery core 21 is cooperatively formed by boss 211 with 1 upper installing hole 11 of shell.In boss 211 and mounting hole
Rubber ring 6 is additionally provided between 11, boss 211, rubber ring 6 and mounting hole 11 are interference fit, the schematic diagram of rubber ring 6 such as Figure 11
It is shown.
Gap between the adjacent battery core 21 of the present embodiment is 1.5mm；It can guarantee that battery core front has enough breathings empty
Between, while solving the problems, such as expansive force, guarantees that modular structure all has outstanding anti-seismic performance on three degree of freedom, meet whole
Various adverse circumstances in bus or train route condition.
As viewed in figures 5-8, signal acquiring board 4 includes plate body 41 and the signal acquisition line 42 on plate body 41, plastic tray
The end of disk 42 is equipped with connecting pin 43, is equipped with mounting groove 32 compatible with 41 size of plate body in the upper surface of plastic pallet 3, should
The edge of mounting groove 32 is equipped with the aperture 33 for being inserted into signal acquisition line 3.It is additionally provided on plastic pallet 3 multiple for installing
The groove 34 of battery pole piece 7, installation battery pole piece 7 are fixed on plastic pallet 3 by groove 34, the battery pole piece 7 such as Fig. 8 institute
Show, be equipped with the connecting pin 71 for connecting other modules in the end of battery pole piece 7, which is located at the outside of shell 1,
The battery pole piece 7 is processed by 2mm thickness 1060_o state fine aluminium, connects battery core 21 and plastic pallet 3 by laser welding, is increased whole
Shock resistance, plastic pallet 3 and signal acquiring board 4 are connected and fixed to form integrated cover board, as shown in Figure 7.
The signal acquisition line 42 of the present embodiment uses nickel sheet, nickel sheet with a thickness of 0.2mm, nickel sheet passes through aperture 33 and plastics
Battery pole piece 7 on pallet 3 is fixedly connected, and plate body 41 is pasted onto mounting groove 32.Signal acquisition uses FPC, solves harness
Mixed and disorderly problem.The module is highly integrated with water-cooled plate, there is enough breathing spaces, effectively improve the structural strength of mould group, heat dissipation,
The performance of charge and discharge cycles etc..
It is equipped with buckle 31 in the side of plastic pallet 3, insulating protection lid 14 is equipped with the card slot matched with buckle 31
141, insulation cover plate 14 is connected on plastic pallet 3 by buckle 31, increases insulating protection and beauty.
As shown in Figure 10, the end of fixed plate 13 has bending part 131, and bending part 131 is equipped with bolt hole 132, L-type branch
Frame 12 is integrated extrudate, and the end of L-type support 12 and bending part 131 are bolted.
As shown in figure 12, insulating heat-conductive piece 5 with a thickness of 0.2mm, surface band heat conductive silica gel, the insulating heat-conductive piece 5 uses
Silica-base material is made, and has good insulating properties and high thermal conductivity, using heat conductive silica gel seal with flexible pole piece and water-cooled plate it
Between, pole piece temperature is passed to water-cooled plate, heat is taken away by water-cooled plate.The present invention can be right on shell to water cooling to be integrated into
The bottom of battery core 4 carries out water cooling, can meet the normal use of mould group under the high temperature conditions.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (11)
1. a kind of battery modules with water-cooling system, it is characterised in that: including shell (1) and the battery being set in shell (1)
Module (2), the battery module (2) are made of multiple battery cores (21), have gap, the battery mould between adjacent battery core (21)
The top of block (2) is equipped with the plastic pallet (3) of insulation, and the plastic pallet (3) is equipped with signal acquiring board (4), the shell
(1) water-cooling channel (123) are equipped with, are equipped with insulating heat-conductive piece (5) between the water-cooling channel (123) and battery module (2).
2. the battery modules according to claim 1 with water-cooling system, it is characterised in that: the shell (1) includes setting
In battery module (2) front and rear sides L-type support (12), be set to battery module (2) left and right ends fixed plate (13) and be set to
The insulating protection lid (14) of battery module (2) upper end, the L-type support (12), fixed plate (13) and insulating protection lid (14) are logical
Cross the frame for being bolted and constituting and accommodating battery module (2).
3. the battery modules according to claim 1 with water-cooling system, it is characterised in that: L-type support (12) packet
The first connecting plate (121) and the second connecting plate (122) are included, first connecting plate (121) is located at the bottom of battery module (2),
Second connecting plate (122) is located at the side of battery module (2), and first connecting plate (121) is provided along its length
Water-cooling channel (123), the end of the water-cooling channel (123), which is equipped with, is connected thereto water cooling pipe end (124).
4. the battery modules according to claim 1 with water-cooling system, it is characterised in that: the end of the battery core (21)
Equipped with boss (211), the mounting hole (11) matched with the boss (211), adjacent battery core are equipped at intervals on the shell (1)
(21) gap between is cooperatively formed by boss (211) with shell (1) upper installing hole (11).
5. the battery modules according to claim 3 with water-cooling system, it is characterised in that: the battery core (21)
End is equipped with boss (211), is successively equipped at intervals with multiple mounting holes (11), adjacent battery core on second connecting plate (122)
(21) gap between is cooperatively formed by boss (211) with shell (1) upper installing hole (11).
6. the battery modules according to claim 1 with water-cooling system, it is characterised in that: the signal acquiring board (4)
Including plate body (41) and the signal acquisition line (42) being set on plate body (41), the end of the plate body (41) is equipped with connecting pin
(43), the upper surface of the plastic pallet (3) is equipped with mounting groove (32) compatible with the plate body (41) size and for solid
Determine the groove (34) of battery pole piece (7), the edge of the mounting groove (32) is equipped with the aperture for being inserted into signal acquisition line (42)
(33).
7. the battery modules according to claim 6 with water-cooling system, it is characterised in that: the signal acquisition line (42)
Using nickel sheet, the nickel sheet is pasted onto institute with a thickness of 0.2mm, the nickel sheet and battery pole piece (7) welding, the plate body (41)
It states in mounting groove (32).
8. the battery modules according to claim 2 with water-cooling system, it is characterised in that: the plastic pallet (3)
Side is equipped with buckle (31), and the insulating protection lid (14) is equipped with the card slot (141) matched with the buckle (31).
9. the battery modules according to claim 5 with water-cooling system, it is characterised in that: the boss (211) and peace
It is additionally provided with rubber ring (6) between dress hole (11), the boss (211), rubber ring (6) and mounting hole (11) are interference fit.
10. the battery modules according to claim 2 with water-cooling system, it is characterised in that: the fixed plate (13)
End has bending part (131), and the bending part (131) is equipped with bolt hole (132), and the L-type support (12) is integrated crowded
Die mould material, the end of the L-type support (12) and the bending part (131) are bolted.
11. the battery modules according to claim 1 with water-cooling system, it is characterised in that: the adjacent battery core (21)
Between gap be 1.5mm；The insulating heat-conductive piece (5) with a thickness of 0.2mm, which uses silica-base material
It is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811588118.5A CN109755674A (en) | 2018-12-25 | 2018-12-25 | A kind of battery modules with water-cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811588118.5A CN109755674A (en) | 2018-12-25 | 2018-12-25 | A kind of battery modules with water-cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109755674A true CN109755674A (en) | 2019-05-14 |
Family
ID=66402972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811588118.5A Pending CN109755674A (en) | 2018-12-25 | 2018-12-25 | A kind of battery modules with water-cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109755674A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118040224A (en) * | 2024-04-12 | 2024-05-14 | 湖南工程学院 | New energy automobile power module installation mechanism |
| CN118040224B (en) * | 2024-04-12 | 2024-06-28 | 湖南工程学院 | New energy automobile power module installation mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204809283U (en) * | 2015-07-08 | 2015-11-25 | 宁德时代新能源科技有限公司 | Battery module |
| CN205609622U (en) * | 2016-04-12 | 2016-09-28 | 宁德时代新能源科技股份有限公司 | Battery module |
| CN206441818U (en) * | 2016-12-29 | 2017-08-25 | 国联汽车动力电池研究院有限责任公司 | A kind of lithium ion power battery module available for air-cooled and liquid-cooling heat radiation |
| CN207303174U (en) * | 2017-08-17 | 2018-05-01 | 国联汽车动力电池研究院有限责任公司 | Power battery module assembly |
| CN207353295U (en) * | 2017-09-07 | 2018-05-11 | 合肥国轩高科动力能源有限公司 | A kind of power battery module |
| CN207883869U (en) * | 2017-12-28 | 2018-09-18 | 河南森源重工有限公司 | Rectangular water cooling power battery module and its water cooling board mount |
-
2018
- 2018-12-25 CN CN201811588118.5A patent/CN109755674A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204809283U (en) * | 2015-07-08 | 2015-11-25 | 宁德时代新能源科技有限公司 | Battery module |
| CN205609622U (en) * | 2016-04-12 | 2016-09-28 | 宁德时代新能源科技股份有限公司 | Battery module |
| CN206441818U (en) * | 2016-12-29 | 2017-08-25 | 国联汽车动力电池研究院有限责任公司 | A kind of lithium ion power battery module available for air-cooled and liquid-cooling heat radiation |
| CN207303174U (en) * | 2017-08-17 | 2018-05-01 | 国联汽车动力电池研究院有限责任公司 | Power battery module assembly |
| CN207353295U (en) * | 2017-09-07 | 2018-05-11 | 合肥国轩高科动力能源有限公司 | A kind of power battery module |
| CN207883869U (en) * | 2017-12-28 | 2018-09-18 | 河南森源重工有限公司 | Rectangular water cooling power battery module and its water cooling board mount |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118040224A (en) * | 2024-04-12 | 2024-05-14 | 湖南工程学院 | New energy automobile power module installation mechanism |
| CN118040224B (en) * | 2024-04-12 | 2024-06-28 | 湖南工程学院 | New energy automobile power module installation mechanism |
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Application publication date: 20190514 |