CN206505960U - A kind of battery system with entity structure - Google Patents
A kind of battery system with entity structure Download PDFInfo
- Publication number
- CN206505960U CN206505960U CN201720068321.4U CN201720068321U CN206505960U CN 206505960 U CN206505960 U CN 206505960U CN 201720068321 U CN201720068321 U CN 201720068321U CN 206505960 U CN206505960 U CN 206505960U
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- entity
- crossbeam
- battery
- battery system
- housing
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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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- Battery Mounting, Suspending (AREA)
- Body Structure For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model provides a kind of battery system with entity structure, including housing and the battery modules being arranged in housing, also include bolt and the entity crossbeam with installation and fixing function, the entity crossbeam is the entity structure processed by aluminium extruded, the entity beam welding is in housing bottom, the entity crossbeam through housing after case weld with opening up nonpenetrating screwed hole, and the screw bolt passes battery modules and housing are fixed on the screwed hole of entity crossbeam.The fixation of battery modules and the installation of battery system are integrated on entity crossbeam, weight transfer path is shortened, greatly improves resistance to shock；Entity crossbeam uses the entity structure that aluminium extruded is processed, and enhances the rigidity and intensity of pressure transmission medium, resistance to compression fatigue resistance is stronger；Using first weld open screwed hole afterwards by the way of tightness it is higher, water proof and dust proof performance is more preferably.
Description
Technical field
The utility model is related to electrokinetic cell field, more particularly, to a kind of battery system with entity structure.
Background technology
Battery system in use, because its own weight is big, road conditions are complicated in the process of moving for automobile, it is desirable to electricity
Cell system has high vibration resistance, high anti-jamming pressure property and high water proof and dust proof, and current battery system is generally right using metal plate bending
The mode being arranged at as support in battery system is welded afterwards, as shown in figure 1, the bottom of the battery drain pan 2 is provided with the He of sill 3
Lower longeron 4, for reinforcing battery system and battery system being arranged on into car body, the inside of battery drain pan is provided with a plurality of installation muscle
5 and a plurality of mounting bracket 6, for battery modules to be fixedly connected with casing, and sill, lower longeron, muscle is installed and branch is installed
Frame is that aluminum alloy materials, sheet metal bending are formed, although this structure alleviates weight, reduces cost to a certain extent,
But its energy specific density is low, it is impossible to the problem of solving the poor battery system resistance to shock that exists always, anti-extrusion ability, with
The popularization of electric automobile, the performance challenges that battery system is faced are more harsh, solve its resistance to shock and anti-extrusion ability
The problem of it is extremely urgent.
Utility model content
In view of this, the technical problems to be solved in the utility model is to provide a kind of resistance to shock and crush resistance can be good
Battery system with entity structure.
In order to solve the above technical problems, the technical scheme that the utility model is provided is：A kind of battery with entity structure
System, including housing and the battery modules being arranged in housing, in addition to bolt and the entity horizontal stroke with installation and fixing function
Beam, the entity crossbeam is entity structure, and the entity crossbeam is provided with nonpenetrating screwed hole, and the entity crossbeam is located at shell
Body bottom, the screw bolt passes battery modules and housing are fixed on the screwed hole of entity crossbeam.By battery modules and shell
The installation of the fixation of body, battery system and car body is integrated on entity crossbeam, and integral structure is preferably by the weight of battery modules
Power is directly transferred to vehicle by entity crossbeam, and bang path section improves resonant frequency, so as to improve resistance to shock, adopted
It is high with the entity crossbeam compressional stiffness of entity structure, so that crush resistance can be stronger.
It is preferred that, the housing includes face-piece and drain pan, and the face-piece and drain pan are overall non-splicing construction.Face-piece and
Drain pan distinguishes global formation, it is to avoid the sealing hidden danger that splicing structure is brought, water proof and dust proof performance is good.
It is preferred that, the battery modules include battery core group, in addition to are arranged at the front end-plate of battery core group front end and are arranged at
On the end plate of battery core group rear end or the middle end plate being arranged in the middle of battery core group, the front end-plate, middle end plate and end plate
Provided with the through hole passed through for bolt.Whole battery modules are fixed by the front end-plate of battery modules, middle end plate and end plate
In enclosure interior, via path is long, and bolt is big with battery modules contact area, improves the stability of attachment structure, strengthens
The resistance to shock of whole battery system.
It is further preferred that the battery modules also include being respectively arranged at battery core group right side, it is left side, above and below
Right plate, left plate, upper cover plate and lower cover, are provided with heating plate between the battery core group bottom and lower cover.Suitable for severe winter day
Computer heating control of the gas to battery modules.
It is preferred that, the entity crossbeam includes cross-beam body, and the screwed hole is arranged on cross-beam body, cross-beam body two
Side is provided with installs the Access Division being connected with car body, and Access Division is provided with the fixing threaded hole passed through for screw.The reality of the preferred scheme
Body crossbeam, while being fixed by screwed hole and battery modules, is also equipped with Access Division and whole battery system is pre-installed on into car
In vivo, and by fixing threaded hole battery system is locked in car body.It is easy for installation, Stability Analysis of Structures.
Preferably, cross-beam body bottom is additionally provided with lightening recesses, and the lightening recesses are corresponding located at screwed hole
Both sides, on the premise of structural strength is not influenceed, save material, mitigate weight.
A kind of production technology of the above-mentioned battery system with entity structure, the entity crossbeam processes work using aluminium extruded
It is welded as a whole after skill integral type extrusion forming or split type extrusion forming.The entity crossbeam uses aluminium extruded processing technology, close
Degree is big, and rigidity is high, and intensity is high, and fatigue performance is strong.
It is preferred that, the housing uses aluminium alloy deep-drawing technique, and the housing uses aluminium alloy deep-drawing technique, and structure is overall
Property it is strong, and use aluminium material, density is low, therefore energy density, than high, water proof and dust proof performance is good.
It is preferred that, it is fixedly connected by welding between the entity crossbeam and housing.
It is further preferred that the welding includes friction welding (FW), agitating friction weldering, CMT welding, ultrasonic bonding or Laser Welding
Connect.Casing is met IP67 sealing requirements, water resistance is good, and be adapted to batch welding, improve production efficiency and product is steady
It is qualitative.
Welded it is further preferred that the welding of the entity crossbeam and housing is included in horizontal line on the pre- position for opening up screwed hole
Connect mode or reprocessed after welding manner, welding and open up screwed hole.So that junction better tightness, water proof and dust proof performance
More preferably.
It is preferred that, the pre-welding before the welding includes opening up screwed hole is welded with the reinforcement after screwed hole is opened up.The
Screwed hole is opened up after once welding, then carries out second of welding, the connectivity robustness of entity crossbeam and housing component is strengthened.
Compared with prior art, the utility model has the following advantages that：
The utility model provides a kind of battery system with entity structure, by the fixation of battery modules and battery system
Installation is integrated on entity crossbeam, is shortened weight transfer path, is greatly improved resistance to shock；Entity crossbeam is added using aluminium extruded
The entity structure of work, enhances the rigidity and intensity of pressure transmission medium, and resistance to compression fatigue resistance is stronger；Opened afterwards using first welding
The mode tightness of screwed hole is higher, and water proof and dust proof performance is more preferably.
Brief description of the drawings
Fig. 1 is the utility model background technology battery system bottom case structure schematic diagram.
Fig. 2 is the utility model embodiment battery system explosive view.
Fig. 3 is the utility model embodiment battery modules explosive view.
Fig. 4 is the utility model embodiment entity beam structure schematic diagram.
Fig. 5 is the utility model embodiment front end plate structure schematic diagram.
Fig. 6 is the utility model embodiment intermediate ends plate structure schematic diagram.
Embodiment
For the ease of it will be appreciated by those skilled in the art that entering to advance to the utility model below in conjunction with accompanying drawing and embodiment
One step is described in detail.
Embodiment 1
As shown in Fig. 2 a kind of battery system with entity structure, including face-piece 10 and drain pan 7, face-piece and drain pan are overall
Shaping, it is to avoid splicing causes to set battery modules 8, the upper weldering of drain pan 7 in the reduction of water proof and dust proof performance, face-piece 10 and drain pan 7
Connect entity crossbeam 1, as shown in figure 4, entity crossbeam 1 is U-shape structure, which is provided with nonpenetrating screwed hole 11, both sides be for
It is connected on the Access Division 12 on car body, Access Division 12 and opens up fixing threaded hole 13, screw is by fixing threaded hole 13 by battery system
Be fixed on car body, cross-beam body bottom is additionally provided with lightening recesses 14, lightening recesses 14 run through structure to be front and rear, be equally spaced in
Cross-beam body bottom, avoids the both sides that screw thread hole site is correspondingly arranged in screwed hole, and the structure had both ensured not influence structural strength,
Material is saved again, alleviate battery system overall weight.
As shown in figure 3, battery modules include setting right plate 82, a left side around multiple battery core groups 81, battery core group 81 respectively
Before side plate 83, upper cover plate 84 and lower cover 85, battery core group set front end-plate 87, behind set end plate 86, including many
During individual battery core group 81, middle end plate 88 need to be also set between battery core group 81, be additionally provided between battery core group 81 and upper cover plate 84 solid
Surely the battery core bracket 80 of each battery core group 81, aluminium row of the battery core bracket 80 provided with the electrode for connecting each battery core group 81 are connected
811, as shown in Figure 5,6, front end-plate 87, end plate 86 and middle end plate 88 are provided with through hole 91.Battery core group 81 and lower cover 85
Between be additionally provided between heating plate, each component of battery modules and connected by blind rivet 812.
Fig. 2, in addition to bolt 9 are reviewed, bolt 9 passes through the through hole of front end-plate 87, end plate 86 and middle end plate 88 respectively
91 pass through battery modules 8, then pass through drain pan 7 and lock the screwed hole opened up on entity crossbeam 1, realize battery modules and battery system
System shell is fixedly connected.
It is completed after battery system, is pre-installed by the Access Division 12 and car body of entity crossbeam 1, then pass through spiral shell with screw
Battery system is fixed on car body by hole 13, muscle and mounting bracket is installed without setting, by battery modules inside battery system
Fixation and the installation function of battery system and car body unite two into one and be integrated on entity crossbeam, preferably battery modules are installed
The stress of point passes to vehicle mount point, and the gravity of battery modules is directly transferred to vehicle, weight transfer path by entity crossbeam
It is short, resonant frequency is improved, resistance to shock is substantially improved.Monolithic entity beam structure so that the support of whole battery system is strong
Degree is more secure than traditional metal plate beam welding；The entity structure of entity crossbeam, rigidity is high, intensity is good, anti-extrusion, fatigue performance
By force.
The production technology of the above-mentioned battery system with entity structure, wherein face-piece and drain pan use aluminium alloy deep-drawing technique
Processing so that face-piece and drain pan difference one-shot forming, without splicing, energy density is than high, and water proof and dust proof performance is good.Entity crossbeam
For entity structure, using aluminium extruded processing technology integral type extrusion forming, while proof strength, it is more suitable for producing in enormous quantities and wants
Ask.The bottom of entity beam welding and drain pan, from bottom shell around welding by the way of agitating friction weldering, around being welded as
The mode welded around the position for opening up screwed hole in advance, screw thread is opened up after completing agitating friction welding through drain pan to entity crossbeam
Hole, it is ensured that screwed hole does not penetrate entity crossbeam, finally carries out CMT welding to drain pan and entity crossbeam again, strengthens drain pan and entity
Firmness between crossbeam, and welding deformation is few.The battery system being completed meets IP67 sealing requirements, water proof and dust proof performance
It is good.
The production technology for other parts that the present embodiment is not described, using production technology of the prior art.
It is wherein specific implementation of the present utility model above, therefore it describes more specific and detailed, but can not be
And it is interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art,
Without departing from the concept of the premise utility, various modifications and improvements can be made, these obviously replace shape
Formula belongs to protection domain of the present utility model.
Claims (8)
1. a kind of battery system with entity structure, including housing and the battery modules being arranged in housing（8）, its feature exists
In：Also include bolt（9）With the entity crossbeam with installation and fixing function（1）, the entity crossbeam（1）For entity structure,
The entity crossbeam（1）It is provided with nonpenetrating screwed hole（11）, the entity crossbeam（1）Located at housing bottom, the bolt
（9）Sequentially pass through battery modules（8）Entity crossbeam is fixed on housing（1）Screwed hole（11）On.
2. the battery system according to claim 1 with entity structure, it is characterised in that：The housing includes face-piece
（10）And drain pan（7）, the face-piece（10）And drain pan（7）It is overall non-splicing construction.
3. the battery system according to claim 1 with entity structure, it is characterised in that：The battery modules（8）Bag
Include battery core group（81）, in addition to it is arranged at the front end-plate of battery core group front end（87）With the end plate for being arranged at battery core group rear end
（86）, the front end-plate（87）And end plate（86）It is provided with and supplies bolt（9）The through hole passed through（91）.
4. the battery system according to claim 3 with entity structure, it is characterised in that：The battery modules also include
It is arranged at the middle end plate in the middle of battery core group（88）, the middle end plate（88）It is provided with and supplies bolt（9）The through hole passed through（91）.
5. the battery system according to claim 3 with entity structure, it is characterised in that：The battery modules（8）Also
Including being respectively arranged at battery core group（81）Right side, left side, above and below right plate（82）, left plate（83）, upper cover plate
（84）And lower cover（85）, the battery core group（81）Bottom and lower cover（85）Between be provided with heating plate（89）.
6. the battery system according to claim 1 with entity structure, it is characterised in that：The entity crossbeam（1）Bag
Include cross-beam body, the screwed hole（11）It is arranged on cross-beam body, cross-beam body both sides are provided with installs the card being connected with car body
Socket part（12）.
7. the battery system according to claim 6 with entity structure, it is characterised in that：Access Division（12）Provided with confession
The fixing threaded hole that screw is passed through（13）.
8. the battery system according to claim 6 with entity structure, it is characterised in that：The cross-beam body bottom is also
Provided with lightening recesses（14）, the lightening recesses（14）Located at the corresponding both sides of screwed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720068321.4U CN206505960U (en) | 2017-01-20 | 2017-01-20 | A kind of battery system with entity structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720068321.4U CN206505960U (en) | 2017-01-20 | 2017-01-20 | A kind of battery system with entity structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206505960U true CN206505960U (en) | 2017-09-19 |
Family
ID=59839595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720068321.4U Active CN206505960U (en) | 2017-01-20 | 2017-01-20 | A kind of battery system with entity structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206505960U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046111A (en) * | 2017-01-20 | 2017-08-15 | 惠州市亿能电子有限公司 | A kind of battery system and its production technology with entity structure |
| CN107946489A (en) * | 2017-11-23 | 2018-04-20 | 江西安驰新能源科技有限公司 | A kind of battery modules |
| CN113745694A (en) * | 2021-08-24 | 2021-12-03 | 三一重工股份有限公司 | Battery module and vehicle |
-
2017
- 2017-01-20 CN CN201720068321.4U patent/CN206505960U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107046111A (en) * | 2017-01-20 | 2017-08-15 | 惠州市亿能电子有限公司 | A kind of battery system and its production technology with entity structure |
| CN107946489A (en) * | 2017-11-23 | 2018-04-20 | 江西安驰新能源科技有限公司 | A kind of battery modules |
| CN107946489B (en) * | 2017-11-23 | 2023-07-18 | 江西安驰新能源科技有限公司 | Battery module |
| CN113745694A (en) * | 2021-08-24 | 2021-12-03 | 三一重工股份有限公司 | Battery module and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Hui Tai Industrial Park in Guangdong province 516006 Huizhou Zhongkai hi tech Industrial Development Zone No. 56 District Patentee after: Huizhou Yineng Electronics Co., Ltd. Address before: 516006 Huizhou City, Guangdong Province Zhongkai High-tech Industrial Development Zone Huitai Industrial Park 56 District Patentee before: Huizhou Yineng Electronics Co., Ltd. |
|
| CP02 | Change in the address of a patent holder |