CN106887548A - A kind of batteries of electric automobile bag safeguard structure - Google Patents
A kind of batteries of electric automobile bag safeguard structure Download PDFInfo
- Publication number
- CN106887548A CN106887548A CN201710150112.9A CN201710150112A CN106887548A CN 106887548 A CN106887548 A CN 106887548A CN 201710150112 A CN201710150112 A CN 201710150112A CN 106887548 A CN106887548 A CN 106887548A
- Authority
- CN
- China
- Prior art keywords
- base plate
- battery bag
- support component
- safeguard structure
- electric automobile
- 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.)
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Classifications
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- 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
-
- 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 present invention relates to a kind of batteries of electric automobile bag safeguard structure, including the safeguard structure body being located on automobile chassis, the battery bag that is located on safeguard structure body, it is characterized in that：Safeguard structure body includes that base plate, longitudinal base plate that is located at are close to the battery bag fixing component that the left support component at left side position, longitudinal direction are located at upper surface connection of the base plate near the right support component, the horizontal guard member being located in the middle part of base plate and left support component and right support component of right side portion, and battery bag is fixedly connected with the top surface of battery bag fixing component；Guard member is located at the lower section of battery bag fixing component, and corresponding with the bottom surface of battery bag.It can play triple protection to battery bag；Cushioning effect effectively can be played to invader, prevent the phenomenon of positive and negative pole material short circuit under the battery diaphragm state of rupture of battery bag, it is to avoid the phenomenon on fire triggered due to the both positive and negative polarity short circuit of battery bag inside, improve the security performance of electric automobile；It is easy for installation, occupy little space.
Description
Technical field
The present invention relates to a kind of batteries of electric automobile bag safeguard structure.
Background technology
Electric automobile has become the staple product in new-energy automobile field, battery bag as electric automobile critical component
One of, its security performance directly affects the vehicle security energy of electric automobile.As increasing electric automobile is used,
There is the accident of a lot of collision rift battery catches fires, the importance of battery bag safeguard structure is also highlighted.Battery was being collided
Occur in journey main cause on fire be battery bag when by foreign object invasion procedure, inside battery membrane ruptures cause positive and negative
Pole material is short-circuited, and produces temperature rise on fire.Security of the lifting battery in collision process, there is two ways, one at present
It is the extruding for mitigating vehicle structure deformation by optimizing the vehicle structure around battery bag to battery bag to plant, such as
Disclosed in CN201510074855.3《Battery bag impact protective structure and automobile》；One kind is by optimizing battery bag internal structure
To avoid battery from being short-circuited, as disclosed in CN201510713240.0《A kind of electrokinetic cell bag for vehicle is filled safely
Put》, disclosed in CN201610160488.3《A kind of batteries of electric automobile bag with air bag and protection device》、
Disclosed in CN201620022176.1《A kind of novel battery bag insulation board》.CN201510713240.0 and
CN201610160488.3 is mainly and is launched by controller control airbag, and one layer of sky is formed between battery bag and invader
Chamber, prevents contact of the battery with invader；In actual use, when outside invader is very sharp, what sensor was received
Power or acceleration signal are weaker, are not enough to the signal that trigger controller sends airbag expansion；When trigger controller sends airbag exhibition
During ON signal, gas generator produces a large amount of gases in moment, while producing substantial amounts of heat, influences the life-span of battery bag.
CN201620022176.1 is to stop the intrusion of polycrystalline substance by arranging high strength composite on battery bag base plate.
When above-mentioned patent document does not solve limit collision situation, battery diaphragm is broken into after thing punctures, inside battery
Positive and negative pole material short circuit problem, therefore battery bag safeguard structure need to be improved.
The content of the invention
It is an object of the invention to provide a kind of batteries of electric automobile bag safeguard structure, it can play triple guarantors to battery bag
Shield；Cushioning effect effectively can be played to invader, prevent both positive and negative polarity material under the battery diaphragm state of rupture of battery bag
Expect the phenomenon of short circuit, it is to avoid the phenomenon on fire triggered due to the both positive and negative polarity short circuit of battery bag inside, improve the safety of electric automobile
Performance；It is easy for installation, occupy little space.
A kind of batteries of electric automobile bag safeguard structure of the present invention, including it is located at the safeguard structure sheet on automobile chassis
Body, the battery bag being located on the safeguard structure body, it is characterized in that：The safeguard structure body includes being located at the automobile bottom
Base plate on disk, longitudinal direction are located at the base plate and are located at the base plate near the right near the left support component at left side position, longitudinal direction
The right support component at position, the guard member and the left support component and right support component that are laterally located in the middle part of the base plate
Upper surface connection battery bag fixing component, the battery bag is fixedly connected with the top surface of the battery bag fixing component；Institute
The lower section that guard member is located at the battery bag fixing component is stated, and it is corresponding with the bottom surface of the battery bag.
Further, the guard member is in integrally " several " character form structure, is connected by metal protection layer and with its upper surface
Insulating protective layer is constituted；The top of the metal protection layer and insulating protective layer in wavy, metal protection layer it is anterior with
The base plate is connected with the base plate near position in front connection, rear portion near the position of back.
Further, the left support component and right support component are in integrally " several " character form structure, the left support component
Left part is connected with the left side of the base plate, right part is connected with the base plate near the position on the left side, a left side for the right support component
Portion is connected with the base plate near the position on the right, right part is connected with the right of the base plate.
Further, the battery bag fixing component is in integrally " several " font, the upper end of its left part and the left support component
Face connection, right part are connected with the upper surface of the right support component；The upper end of the battery bag fixing component is provided with rectangular opening, institute
Four corners for stating battery bag bottom surface are fixedly connected on four corners of the close rectangular opening of the battery bag fixing component respectively.
Further, the insulating protective layer is fixed on the upper surface of the metal protection layer by adhesive.
Further, the left support Member Welding in the base plate near the position on the left side, the right support Member Welding
In the base plate near right side portion；The front portion of the metal protection layer is welded on the base plate near position in front, rear portion
It is welded on position of the base plate near back；The left part of the battery bag fixing component is welded on the upper of the left support component
End face, right part are welded on the upper surface of the right support component.
The beneficial technique effect of the present invention：
Due to devising base plate and guard member, triple protection can be played to battery bag；Because guard member is by metal
Overcoat and insulating protective layer are constituted, and are designed to wavy, effectively serve cushioning effect to invader, prevent electricity
The phenomenon of positive and negative pole material short circuit under the battery diaphragm state of rupture of Chi Bao, it is to avoid due to the both positive and negative polarity short circuit of battery bag inside
The phenomenon on fire for triggering, improves the security performance of electric automobile；It is easy for installation, occupy little space.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the A-A sectional views of Fig. 1；
Fig. 3 is the B portions enlarged drawing of Fig. 2；
Fig. 4 invaders invade the structural representation inside battery bag.
In figure：1- battery bags, 2- base plates, 3- left support components, 4- right support components, 5- guard members, 6- battery bags are consolidated
Determine component, 7- invaders；
51- metal protection layers, 52- insulating protective layers, 53- adhesives.
Specific embodiment
The present invention is elaborated below in conjunction with drawings and Examples.
Referring to a kind of batteries of electric automobile bag safeguard structure described in Fig. 1 to Fig. 4, including it is located at the protection on automobile chassis
Structural body, the battery bag 1 being located on the safeguard structure body, it is characterized in that：The safeguard structure body includes being located at institute
The base plate 2 on automobile chassis is stated, the left support component 3 at the close left side position of the base plate 2 is longitudinally located at, is longitudinally located at the bottom
Right support component 4, the horizontal guard member 5 and the left support structure that are located at the base plate 2 middle part of the plate 2 near right side portion
The battery bag fixing component 6 of the upper surface connection of part 3 and right support component 4, the battery bag 1 and the battery bag fixing component
6 top surface is fixedly connected；The guard member 5 be located at the battery bag fixing component 6 lower section, and with the battery bag 1
Bottom surface correspondence.Base plate 2 is superhigh intensity metal material, as the first overcoat, can resist most of from ground or car body
The shock of malformation；Guard member 5 is second and the 3rd overcoat.During collision scenario, invader 7 clashes into base plate first
2, if invader 7 punctures base plate 2, then clashed into guard member 5.
It is in " several " character form structure that the guard member 5 is overall, by metal protection layer 51 and the insulation being connected with its upper surface
Overcoat 52 is constituted；The top of the metal protection layer 51 and insulating protective layer 52 is in wavy, before metal protection layer 51
Portion is with the base plate 2 near position in front is connected, rear portion is connected with the base plate 2 near the position of back.Guard member 5 by
Metal protection layer 51 and insulating protective layer 52 are constituted, and metal protection layer 51 is high ductility metal material, and thing is broken into base plate 2
In the case that 7 puncture, metal protection layer 51 due to ductility, being moved with invader 7, there is very large deformation and
It is not punctured, so that barrier together with being formed between invader 7 and battery bag 1.Insulating protective layer 52 is high flexibility, high-ductility
The high-performance textile fabric composite of property, insulation and water resistance, when impact force is very big, invader 7 and metal protection layer
51 and insulating protective layer 52 clash into battery bag 1 together, when battery bag 1 battery diaphragm rupture when, insulating protective layer 52 can rise
To the effect of battery diaphragm, the positive and negative pole material short circuit of battery bag inside is prevented, it is to avoid due to the both positive and negative polarity short circuit of battery bag inside
The phenomenon on fire for triggering, improves the security performance of electric automobile.Metal protection layer 51 and insulating protective layer 52 are designed to wave
Shape, can increase deflection, and cushioning effect is played to invader.
The left support component 3 and right support component 4 are overall in " several " character form structure, the left part of the left support component 3
It is connected with the left side of the base plate 2, right part is connected with the base plate 2 near the position on the left side, the left part of the right support component 4
It is connected near the position on the right with the base plate 2, right part is connected with the right of the base plate 2.
It is in " several " font that the battery bag fixing component 6 is overall, and its left part connects with the upper surface of the left support component 3
Connect, right part is connected with the upper surface of the right support component 4；The upper end of the battery bag fixing component 6 is provided with rectangular opening, described
Four corners of the bottom surface of battery bag 1 are fixedly connected on the battery bag fixing component 6 on four corners of rectangular opening respectively.
The insulating protective layer 52 is fixed on the upper surface of the metal protection layer 51 by adhesive 53.
The left support component 3 is welded on position of the base plate 2 near the left side, and the right support component 4 is welded on institute
Base plate 2 is stated near right side portion；The front portion of the metal protection layer 51 is welded on the base plate 2 near position in front, rear portion
It is welded on position of the base plate 2 near back；The left part of the battery bag fixing component 6 is welded on the left support component 3
Upper surface, right part be welded on the upper surface of the right support component 4.
The total three-layer protection layer of the present invention one, the characteristics of base plate 2 is the first overcoat, its high intensity, can resist big portion
Divide the shock deformed from ground or body construction；The characteristics of metal protection layer 51 is the second overcoat, its high ductibility, can
After the first overcoat is destroyed, invader is kept out；Insulating protective layer 52 be the 3rd overcoat, its high flexibility, high tenacity,
Insulation and water resistance, can play a part of battery diaphragm after the second overcoat punctures battery diaphragm with invader, prevent
Only battery bag short circuit.The present invention can play triple protection to battery bag；Cushioning effect effectively can be played to invader, prevented
Only occur battery bag battery diaphragm state of rupture under positive and negative pole material short circuit phenomenon, it is to avoid due to battery bag inside both positive and negative polarity
Short circuit and trigger phenomenon on fire, improve electric automobile security performance；It is easy for installation, occupy little space.
Claims (6)
1. a kind of batteries of electric automobile bag safeguard structure, including be located on automobile chassis safeguard structure body, be located at it is described anti-
Battery bag (1) on protection structure body, it is characterized in that：The safeguard structure body includes the base plate being located on the automobile chassis
(2), longitudinal direction is located at left support component (3), longitudinal the be located at base plate (2) of the base plate (2) near left side position near the right side
The right support component (4) of edge position, the guard member (5) and the left support component that are laterally located in the middle part of the base plate (2)
(3) and right support component (4) upper surface connection battery bag fixing component (6), the battery bag (1) and the battery bag are solid
The top surface for determining component (6) is fixedly connected；The guard member (5) positioned at the lower section of the battery bag fixing component (6), and with institute
State the bottom surface correspondence of battery bag (1).
2. batteries of electric automobile bag safeguard structure according to claim 1, it is characterized in that：The guard member (5) is overall
In " several " character form structure, it is made up of metal protection layer (51) and the insulating protective layer (52) being connected with its upper surface；The metal
The top of overcoat (51) and insulating protective layer (52) is in wavy, anterior and the base plate (2) of metal protection layer (51)
It is connected near the position of back with the base plate (2) near position in front connection, rear portion.
3. batteries of electric automobile bag safeguard structure according to claim 1 and 2, it is characterized in that：The left support component (3)
It is in integrally " several " character form structure, the left part of the left support component (3) and the left side of the base plate (2) with right support component (4)
Connection, right part are connected with the base plate (2) near the position on the left side, left part and the base plate (2) of the right support component (4)
Position connection, right part near the right are connected with the right of the base plate (2).
4. batteries of electric automobile bag safeguard structure according to claim 3, it is characterized in that：The battery bag fixing component
(6) overall is in " several " font, and its left part is connected with the upper surface of the left support component (3), right part and the right support component
(4) upper surface connection；The upper end of the battery bag fixing component (6) is provided with rectangular opening, four of battery bag (1) bottom surface
Corner is fixedly connected on the battery bag fixing component (6) on four corners of rectangular opening respectively.
5. batteries of electric automobile bag safeguard structure according to claim 2, it is characterized in that：The insulating protective layer (52) is led to
Cross the upper surface that adhesive (53) is fixed on the metal protection layer (51).
6. batteries of electric automobile bag safeguard structure according to claim 4, it is characterized in that：Left support component (3) weldering
The base plate (2) is connected near the position on the left side, the right support component (4) is welded on the base plate (2) near right side portion；
The front portion of the metal protection layer (51) is welded on the base plate (2) and is welded on the base plate (2) near position in front, rear portion
Near the position of back；The left part of the battery bag fixing component (6) is welded on upper surface, the right side of the left support component (3)
Portion is welded on the upper surface of the right support component (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710150112.9A CN106887548B (en) | 2017-03-14 | 2017-03-14 | A kind of batteries of electric automobile packet safeguard structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710150112.9A CN106887548B (en) | 2017-03-14 | 2017-03-14 | A kind of batteries of electric automobile packet safeguard structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106887548A true CN106887548A (en) | 2017-06-23 |
| CN106887548B CN106887548B (en) | 2019-07-02 |
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ID=59181581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710150112.9A Active CN106887548B (en) | 2017-03-14 | 2017-03-14 | A kind of batteries of electric automobile packet safeguard structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN106887548B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109808479A (en) * | 2017-11-16 | 2019-05-28 | 保时捷股份公司 | Cell apparatus at least partly electrically driven motor vehicle |
| CN110091921A (en) * | 2018-01-30 | 2019-08-06 | 本田技研工业株式会社 | Structure for vehicle body rear portion |
| CN111301184A (en) * | 2020-03-20 | 2020-06-19 | 重庆长安汽车股份有限公司 | Backplate and electric automobile at bottom of carbon-fibre composite battery |
| WO2024036542A1 (en) * | 2022-08-18 | 2024-02-22 | 宁德时代新能源科技股份有限公司 | Battery box body, battery and vehicle |
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| CN106098990A (en) * | 2016-07-26 | 2016-11-09 | 张淑珍 | New forms of energy car |
| CN205752459U (en) * | 2013-11-19 | 2016-11-30 | 源捷公司 | Battery protection system |
| CN205800769U (en) * | 2016-07-07 | 2016-12-14 | 天能集团（河南）能源科技有限公司 | A kind of preventer of accumulator of electric car |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9052168B1 (en) * | 2013-11-19 | 2015-06-09 | Atieva, Inc. | Electric vehicle undercarriage crumple zone |
| CN205752459U (en) * | 2013-11-19 | 2016-11-30 | 源捷公司 | Battery protection system |
| CN205800769U (en) * | 2016-07-07 | 2016-12-14 | 天能集团（河南）能源科技有限公司 | A kind of preventer of accumulator of electric car |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109808479A (en) * | 2017-11-16 | 2019-05-28 | 保时捷股份公司 | Cell apparatus at least partly electrically driven motor vehicle |
| CN110091921A (en) * | 2018-01-30 | 2019-08-06 | 本田技研工业株式会社 | Structure for vehicle body rear portion |
| CN110091921B (en) * | 2018-01-30 | 2021-08-06 | 本田技研工业株式会社 | Vehicle body rear structure |
| CN111301184A (en) * | 2020-03-20 | 2020-06-19 | 重庆长安汽车股份有限公司 | Backplate and electric automobile at bottom of carbon-fibre composite battery |
| WO2024036542A1 (en) * | 2022-08-18 | 2024-02-22 | 宁德时代新能源科技股份有限公司 | Battery box body, battery and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106887548B (en) | 2019-07-02 |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181015 Address after: 401133 room 208, 2 house, 39 Yonghe Road, Yu Zui Town, Jiangbei District, Chongqing Applicant after: CHONGQING CHANGAN NEW ENERGY AUTOMOBILE TECHNOLOGY Co.,Ltd. Address before: 400023, No. 260, Jianxin East Road, Jiangbei District, Chongqing Applicant before: Chongqing Changan Automobile Co.,Ltd. |
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Address after: 401133 room 208, 2 house, 39 Yonghe Road, Yu Zui Town, Jiangbei District, Chongqing Patentee after: Deep Blue Automotive Technology Co.,Ltd. Address before: 401133 room 208, 2 house, 39 Yonghe Road, Yu Zui Town, Jiangbei District, Chongqing Patentee before: CHONGQING CHANGAN NEW ENERGY AUTOMOBILE TECHNOLOGY Co.,Ltd. |