CN103996810A - Step-shaped battery box - Google Patents
Step-shaped battery box Download PDFInfo
- Publication number
- CN103996810A CN103996810A CN201410218984.0A CN201410218984A CN103996810A CN 103996810 A CN103996810 A CN 103996810A CN 201410218984 A CN201410218984 A CN 201410218984A CN 103996810 A CN103996810 A CN 103996810A
- Authority
- CN
- China
- Prior art keywords
- battery
- battery case
- base plate
- ladder
- notch cuttype
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention provides a step-shaped battery box. The step-shaped battery box comprises a box cover and a soleplate, and is characterized in that a power line, a collection line and a battery module of a power battery are distributed in the battery box; and a battery pack fixing plate is arranged in the battery box. The side wall of each of the box cover and the soleplate is respectively provided with a turned edge, and the box cover is connected with the soleplate through the turned edges; the box cover comprises three layers of steps, the height of a first step, a second step and a third step is gradually increased, and the central line in the length direction of the box cover is provided with an n-shaped strip-shaped projection which is arranged between the first step and the second step. By adopting the step-shaped battery box, the overall weight of the battery box can be effectively reduced, the dustproof and waterproof grade, the ventilation and heat radiation problems of the battery box can be solved, and the sitting comfort of passengers is not influenced under the situation that the battery capacity is maximally satisfied; and the step-shaped battery box is matched with a car body floor slab, convenient to install, repair and disassemble and easy to operate.
Description
technical field:
The present invention relates to a kind of battery case, especially relate to a kind of for the notch cuttype battery case on electric automobile.
background technology:
Pure electric automobile adopts the power source of electrokinetic cell bag as car load.Electrokinetic cell inclusion is long-pending greatly, weight is large, the space that installation requirements are certain on car load and the mounting structure of some strength.At present the power brick of pure electric automobile mainly contains two kinds of separate-box type and integral types, and main position has under chassis, seat or back in-support carriage.Separate-box type can make full use of the clearance spaces of car load and arrange, but mounting structure and wire harness complicated layout are various, increases vehicle cost.Integral type power brick can be optimized mounting structure, reduces wire harness, cost-saving, but demand car load provides a larger arrangement space, and need to consider certain mounting process, is convenient to the application of production line.
Design and develop in process at electric automobile, electrokinetic cell has important impact as the power source of electric automobile to the applicability of electric automobile, and durable, the safe handling of electrokinetic cell is except outside the Pass having with electrical property itself, also relevant with the design of battery case.
Existing electric automobile is because of arrangement space deficiency, battery case design is most of is divided into multi-tank battery case, has so both been unfavorable for battery case light-weight design, is unfavorable for again reducing battery case high-low pressure wire harness quantity, thereby both increased battery case design and manufacture cost, increased again car load security risk.The battery case that is arranged on pure Minitype electric automobile exists very large security hidden trouble, particularly the dustproof and waterproof grade of battery case and performance of ventilation and heat dispersion can not meet simultaneously, insulation safety grade is low, constant intensity is not high there is fatal defect, also exists and is not easy to the shortcomings such as replacing, installation and maintenance simultaneously.As can not be effectively also solved these factors in design battery case process, the use of battery case on electric automobile will seriously be limited.
summary of the invention:
The present invention completes in order to solve deficiency of the prior art, the object of this invention is to provide a kind of dustproof and waterproof grade and ventilation and heat problem that can effectively reduce battery case total weight, solve battery case, the in the situation that of satisfied battery capacity to greatest extent, do not affect the comfortableness of passenger riding completely; Mate with body platform, and installation, maintenance, convenient disassembly are easy to operate.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of notch cuttype battery case, a kind of notch cuttype battery case, comprises case lid and base plate, it is characterized in that: power line, collection line and the battery module of in described battery case, arranging electrokinetic cell; In described battery case, be provided with battery pack fixed head; On described case lid and the sidewall of base plate, be equipped with flange, described case lid with base plate by being connected on flange; Described case lid comprises three layers of hierarchic structure, and the height of the first ladder, the second ladder and the 3rd ladder increases progressively successively, and described case lid length direction center line is provided with a few font strip projections, is positioned on the first ladder and the second ladder.
Further, described a few font strip projections are being provided with groove near the 3rd ladder place.
Further, the groove in described a few font strip projections is higher than second-order tread.
Further, described base plate is provided with the closed sidewall corresponding with it below a few font strip projections.
Further, described closed sidewall is provided with wire harness outlet.
Further, described base plate interior is provided with battery pack fixed head.
Further, between described base plate flange and sidewall of the bottom plate, be provided with sheet reinforcement.
Further, described case lid and base plate are by the corresponding screw established on sidewall flange and use hexagon flange bolt to be connected.
The beneficial effect that the present invention produces is: the present invention can effectively reduce battery case total weight, solve dustproof and waterproof grade and the ventilation and heat problem of battery case, does not affect the comfortableness of passenger riding in the situation that of satisfied battery capacity to greatest extent completely; Mate with body platform, and installation, maintenance, convenient disassembly are easy to operate.
brief description of the drawings:
Fig. 1 is perspective view of the present invention;
Fig. 2 is base plate inside structure schematic diagram of the present invention;
Fig. 3 is sectional view of the present invention.
embodiment:
Below in conjunction with accompanying drawing, the present invention is described further.
As shown in Figure 1, the notch cuttype battery case in the present invention is used for placing batteries of electric automobile group, thus for body platform match design notch cuttype battery case.
Wherein, the battery case of integral type, integrates electrokinetic cell, battery management system, high-pressure electronic annex, has effectively reduced the weight that the design of multi-tank battery case produces, and reduces the outside number of outgoing of Battery case, and wire harness is arranged in order.In battery case, arrange power line, collection line and the battery module of electrokinetic cell.
In this example, mainly comprise case lid 1 and base plate 2 two parts, case lid 1 top is notch cuttype, and can be divided into the first ladder 1.1, the second ladder 1.2 and 1.3, three layers of ladder height of the 3rd ladder increases successively.From scheming, can find out on the centerline direction with on battery case length direction, there are strip projection 5 structures of " several " font, this raised structures extends to the 3rd ladder 1.3 from battery case one side always, and higher than the second ladder 1.2 height.End in " several " font strip projection 5 is provided with the groove parallel with base plate 2 near the 3rd ladder place, as shown in the sectional view on Fig. 3, groove height is higher than the second ladder 1.2, the second ladder 1.2 is with inclined-plane excessively to the first ladder 1.1, and this notch cuttype structure can not affect the comfortableness of passenger riding completely in the situation that of satisfied battery capacity to greatest extent.
Sidewall at case lid 1 and base plate 2 all has flange, and case lid 1 and base plate 2 are by the corresponding screw 7 established on flange and use hexagon flange bolt 4 to be connected.Simultaneously, flange on base plate 2 sidewalls also has leg-of-mutton sheet reinforcement 6 between sidewall, this sheet reinforcement 6 is arranged on sidewall taking two as one group, organizes sheet reinforcement 6 more and places along sidewall surrounding at certain intervals, for firmly more fixing with the case lid 1 of battery case.
At the front end of base plate 2, be provided with " several " font sidewall matching with " several " font bar shaped raised structures 5, on this sidewall, be provided with four wire harness outlets 3, for the wire harness that connects battery pack is derived, same position outlet, arrangement convenience, outlet is orderly.
As shown in Figure 2, base plate 2 inside at battery case are provided with bar shaped reinforcement 8, bar shaped reinforcement 8 is arranged on base plate 2 by riveted joint, battery pack fixed head 9 is laterally installed above bar shaped reinforcement 8, battery module is fixed on battery pack fixed head 9, in battery case, arrange after battery module, overall weight is distributed as front light rear heavy, automobile axle load is distributed more reasonable.
Owing to adding the strong muscle 8 of bar shaped by certain width setting, below battery pack and between base plate 2, there is gap.This gap is conducive to the heat radiation of battery pack, can effectively improve the performance of ventilating of battery pack, extends battery.
The overall structure of the project organization of a kind of battery for electric automobile case of the present invention is simple and reliable, lightweight, and integrated degree is high, can Fast Installation dismantle, dustproof and waterproof grade is high, guarantee battery case is worked stable, safe and reliable in car load environment, reduces design and production cost.
Above-mentionedly only the concrete enforcement in the present invention is illustrated, but can not serves as unique foundation of protection scope of the present invention, every equivalence of making according to the design spirit in the present invention changes or modifies, and all should think and fall into protection scope of the present invention.
Claims (8)
1. a notch cuttype battery case, comprises case lid and base plate, it is characterized in that: power line, collection line and the battery module of in described battery case, arranging electrokinetic cell; In described battery case, be provided with battery pack fixed head; On described case lid and the sidewall of base plate, be equipped with flange, described case lid with base plate by being connected on flange; Described case lid comprises three layers of hierarchic structure, and the height of the first ladder, the second ladder and the 3rd ladder increases progressively successively, and described case lid length direction center line is provided with a few font strip projections, is positioned on the first ladder and the second ladder.
2. a kind of notch cuttype battery case according to claim 1, is characterized in that: described a few font strip projections are being provided with groove near the 3rd ladder place.
3. a kind of notch cuttype battery case according to claim 2, is characterized in that: the groove in described a few font strip projections is higher than second-order tread.
4. a kind of notch cuttype battery case according to claim 1, is characterized in that: described base plate is provided with the closed sidewall corresponding with it below a few font strip projections.
5. a kind of notch cuttype battery case according to claim 4, is characterized in that: described closed sidewall is provided with wire harness outlet.
6. a kind of notch cuttype battery case according to claim 1, is characterized in that: described base plate interior is provided with battery pack fixed head.
7. a kind of notch cuttype battery case according to claim 1, is characterized in that: between described base plate flange and sidewall of the bottom plate, be provided with sheet reinforcement.
8. a kind of notch cuttype battery case according to claim 1, is characterized in that: described case lid and base plate are by the corresponding screw established on sidewall flange and use hexagon flange bolt to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410218984.0A CN103996810A (en) | 2014-05-23 | 2014-05-23 | Step-shaped battery box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410218984.0A CN103996810A (en) | 2014-05-23 | 2014-05-23 | Step-shaped battery box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103996810A true CN103996810A (en) | 2014-08-20 |
Family
ID=51310899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410218984.0A Pending CN103996810A (en) | 2014-05-23 | 2014-05-23 | Step-shaped battery box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103996810A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105539114A (en) * | 2016-02-03 | 2016-05-04 | 北京新能源汽车股份有限公司 | Power battery box and vehicle with same |
| CN106159135A (en) * | 2015-03-26 | 2016-11-23 | 上海豪骋机电科技有限公司 | A kind of High-strength light-weight new material battery case |
| CN106159148A (en) * | 2016-08-25 | 2016-11-23 | 常州普莱德新能源电池科技有限公司 | Battery case sidewall, pin-connected panel assembled battery case and battery case group can be expanded |
| CN106784514A (en) * | 2017-03-22 | 2017-05-31 | 山东国金汽车制造有限公司 | A kind of power battery pack |
| CN108417878A (en) * | 2018-02-10 | 2018-08-17 | 山东国金汽车制造有限公司 | A kind of power battery assembly of pure electric automobile collection air cooling equipment |
| CN109638191A (en) * | 2018-12-14 | 2019-04-16 | 深圳市华盛源机电有限公司 | A kind of battery of electric vehicle heat dissipation tank |
| CN109703629A (en) * | 2019-02-28 | 2019-05-03 | 爱驰汽车有限公司 | Rear floor structure and electric car |
| CN110071237A (en) * | 2018-01-23 | 2019-07-30 | 本田技研工业株式会社 | Vehicle battery unit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001076696A (en) * | 1999-07-05 | 2001-03-23 | Matsushita Electric Ind Co Ltd | Secondary battery pack and power tool using the same |
| CN2758116Y (en) * | 2004-12-16 | 2006-02-15 | 中国重型汽车集团有限公司 | Multipurpose accumulator case |
| US20090092871A1 (en) * | 2006-11-15 | 2009-04-09 | Izumi Takahashi | Power supply apparatus |
| CN102931366A (en) * | 2012-11-19 | 2013-02-13 | 上汽通用五菱汽车股份有限公司 | Design structure of battery box for electromobile |
| CN203859168U (en) * | 2014-05-23 | 2014-10-01 | 河南速达电动汽车科技有限公司 | Stepped battery box |
-
2014
- 2014-05-23 CN CN201410218984.0A patent/CN103996810A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001076696A (en) * | 1999-07-05 | 2001-03-23 | Matsushita Electric Ind Co Ltd | Secondary battery pack and power tool using the same |
| CN2758116Y (en) * | 2004-12-16 | 2006-02-15 | 中国重型汽车集团有限公司 | Multipurpose accumulator case |
| US20090092871A1 (en) * | 2006-11-15 | 2009-04-09 | Izumi Takahashi | Power supply apparatus |
| CN102931366A (en) * | 2012-11-19 | 2013-02-13 | 上汽通用五菱汽车股份有限公司 | Design structure of battery box for electromobile |
| CN203859168U (en) * | 2014-05-23 | 2014-10-01 | 河南速达电动汽车科技有限公司 | Stepped battery box |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106159135A (en) * | 2015-03-26 | 2016-11-23 | 上海豪骋机电科技有限公司 | A kind of High-strength light-weight new material battery case |
| CN105539114A (en) * | 2016-02-03 | 2016-05-04 | 北京新能源汽车股份有限公司 | Power battery box and vehicle with same |
| CN106159148A (en) * | 2016-08-25 | 2016-11-23 | 常州普莱德新能源电池科技有限公司 | Battery case sidewall, pin-connected panel assembled battery case and battery case group can be expanded |
| CN106159148B (en) * | 2016-08-25 | 2019-05-17 | 常州普莱德新能源电池科技有限公司 | Battery case side wall, pin-connected panel assembled battery case and battery case group can be expanded |
| CN106784514A (en) * | 2017-03-22 | 2017-05-31 | 山东国金汽车制造有限公司 | A kind of power battery pack |
| CN106784514B (en) * | 2017-03-22 | 2019-10-08 | 山东国金汽车制造有限公司 | A kind of power battery pack |
| CN110071237A (en) * | 2018-01-23 | 2019-07-30 | 本田技研工业株式会社 | Vehicle battery unit |
| CN110071237B (en) * | 2018-01-23 | 2022-03-15 | 本田技研工业株式会社 | Battery unit for vehicle |
| CN108417878A (en) * | 2018-02-10 | 2018-08-17 | 山东国金汽车制造有限公司 | A kind of power battery assembly of pure electric automobile collection air cooling equipment |
| CN109638191A (en) * | 2018-12-14 | 2019-04-16 | 深圳市华盛源机电有限公司 | A kind of battery of electric vehicle heat dissipation tank |
| CN109703629A (en) * | 2019-02-28 | 2019-05-03 | 爱驰汽车有限公司 | Rear floor structure and electric car |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140820 |
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| RJ01 | Rejection of invention patent application after publication |