CN109203958A - Electric vehicle and its battery case - Google Patents
Electric vehicle and its battery case Download PDFInfo
- Publication number
- CN109203958A CN109203958A CN201810974759.8A CN201810974759A CN109203958A CN 109203958 A CN109203958 A CN 109203958A CN 201810974759 A CN201810974759 A CN 201810974759A CN 109203958 A CN109203958 A CN 109203958A
- Authority
- CN
- China
- Prior art keywords
- hole
- cushion collar
- mounting hole
- lifting lug
- battery case
- 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
Links
- 238000009434 installation Methods 0.000 claims abstract description 29
- 230000003139 buffering effect Effects 0.000 claims abstract description 8
- 229920001971 elastomer Polymers 0.000 claims description 27
- 230000013011 mating Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 208000020442 loss of weight Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention relates to a kind of electric vehicle and its battery cases.Battery case of the invention is during installation, fastener is passed through from the connecting hole of cushion collar and is connect with vehicle frame, lifting lug and cushion collar are fastened on vehicle frame, the cooperation of the step surface of one end of cushion collar and mounting hole support at this time, the other end and vehicle frame press cooperate, realize the buffering cooperation of lifting lug and vehicle frame, simultaneous buffering is set in the mounting hole of lifting lug and is cooperated by the inner wall rotation stop of concave-convex fit structure and mounting hole, it avoids to relatively rotate between cushion collar and lifting lug in this way, cushion collar structural stability caused by solving the problems, such as therefore is poor.
Description
Technical field
The present invention relates to a kind of electric vehicle and its battery cases.
Background technique
Sole power source of the electrokinetic cell system as pure electric automobile, plays a crucial role in automobiles,
Belong to kernel component, the hoisting structure of traditional Battery case be all made of punching press or metal plate welding, extrudate, casting again plus
The technique of work is made, the stringer connection rigid connections belonged between metal of battery pack and vehicle body more.
The defect and deficiency of existing technology:
1, the dynamical system quality of pure electric automobile is generally all in 300-350kg or so, since the manufacture of battery case and vehicle body fills
It with error, will cause that local laminating degree is different using pure rigid connection, influence the reliability and complete vehicle structure of battery case
Globality.
2, the tie point of battery case and vehicle body is the focus of vehicle NVH control, and the rigid connection of lifting lug can be improved height
The conductivity of frequency noise is unfavorable for the control of vehicle NVH.
3, due to the foozle of battery modules rigging error or battery case will cause battery case when doing vibration-testing consolidate
The long bolt discontinuity for determining battery modules, enter resonance region frequency when fastening bolt take the lead in failure fracture the problem of.
In the prior art there are also rubber parts is arranged in the connection structure of battery case to play buffer function, to keep away
Exempt from above-mentioned each problem, a kind of battery case as disclosed in the Chinese patent literature that Authorization Notice No. is 207450019 U of CN
Connection structure, including upper cushion block, support plate, cushion collar and mounting base, cushion collar include the integral outer steel sleeve of pressing sleeve, interior steel
Set, lower rubber sleeve and bolt sleeve, support plate and mounting base are welded and fixed, while in the first connecting hole in support plate and mounting base
The distance between the second connecting hole be slightly less than the height of rubber body, the in this way both ends of guarantee rubber sleeve and support plate and installation
The close connection of seat, and support plate and mounting base are welded to connect to form shackle structure respectively with battery case, and cushion collar is connected
It connects between vehicle body and battery case, plays certain shock-absorbing functions, the cushion collar of this structure is fixed on support plate by press fitting
Between mounting base, cushion collar relies primarily on frictional force and realizes that the rotation stop in circumferential direction is fixed, and when being shaken, cushion collar holds very much
It easily relatively rotates, causes the problem of connection structure stability difference.
Summary of the invention
The present invention provides a kind of battery case, to solve the cushion collar structural stability difference of the connection structure of existing battery case
Problem；Meanwhile the present invention also provides a kind of electric vehicles using above-mentioned battery case.
Battery case of the invention adopts the following technical scheme that
Battery case, including battery box body, the installation lifting lug of the battery box body being equipped with for connecting with vehicle body are described
Lifting lug is installed and is equipped with cushion collar, the cushion collar has the connection for passing through to connect with vehicle body for corresponding fastener
Hole, the installation lifting lug are equipped with mounting hole, and the cushion collar is inserted into the mounting hole and the circumferential direction of cushion collar is by recessed
The cooperation of the hole wall rotation stop of convex fit structure and mounting hole, the mounting hole are stepped hole, the lower end of the cushion collar and mounting hole
Step surface support cooperation, upper end have for vehicle body press cooperation mating surface.
The cushion collar includes having the rubber sleeve of inner hole and the outer rigid enclosure being wrapped on the rubber sleeve periphery, inserting
Mounted in interior rigid liner of the inner hole in inner hole, the interior rigid liner has inner hole to form the connecting hole,
The concave-convex fit structure is arranged between the outer rigid enclosure and the hole wall of the mounting hole.
The concave-convex fit structure includes that axis direction extension on the hole wall of the mounting hole, along mounting hole is arranged in
Groove, and be arranged on the periphery of the outer rigid enclosure and with the groove in the circumferential rotation stop cooperation, be axially directed
The convex block of mobile cooperation.
The groove sets there are two and is oppositely arranged on the mounting hole, and the convex block is correspondingly arranged with the groove.
The battery box body is arranged in along the front and rear sides in vehicle body direction in the installation lifting lug.
Electric vehicle of the invention adopts the following technical scheme that
Electric vehicle, the battery case on the vehicle frame is arranged in including vehicle frame, and the battery case includes battery box body, the electricity
The installation lifting lug of pond box body being equipped with for connecting with vehicle body, the installation lifting lug are equipped with cushion collar, the cushion collar
With the connecting hole for passing through to connect with vehicle body for corresponding fastener, the installation lifting lug is equipped with mounting hole, institute
State that cushion collar is inserted into the mounting hole and the circumferential direction of cushion collar is matched by the hole wall rotation stop of concave-convex fit structure and mounting hole
Close, the mounting hole is stepped hole, the lower end of the cushion collar and the step surface support cooperation of mounting hole, upper end have for
The mating surface of vehicle body press cooperation.
The cushion collar includes having the rubber sleeve of inner hole and the outer rigid enclosure being wrapped on the rubber sleeve periphery, inserting
Mounted in interior rigid liner of the inner hole in inner hole, the interior rigid liner has inner hole to form the connecting hole,
The concave-convex fit structure is arranged between the outer rigid enclosure and the hole wall of the mounting hole.
The concave-convex fit structure includes that axis direction extension on the hole wall of the mounting hole, along mounting hole is arranged in
Groove, and be arranged on the periphery of the outer rigid enclosure and with the groove in the circumferential rotation stop cooperation, be axially directed
The convex block of mobile cooperation.
The groove sets there are two and is oppositely arranged on the mounting hole, and the convex block is correspondingly arranged with the groove.
The battery box body is arranged in along the front and rear sides in vehicle body direction in the installation lifting lug.
The beneficial effects of the present invention are: battery case of the invention is during installation, fastener is worn from the connecting hole of cushion collar
It crosses and is connect with vehicle frame, lifting lug and cushion collar are fastened on vehicle frame, at this time the step surface of one end of cushion collar and mounting hole
Support cooperation, the other end and vehicle frame press cooperate, and realize the buffering cooperation of lifting lug and vehicle frame, and simultaneous buffering is set on lifting lug
Cooperate in mounting hole and by the inner wall rotation stop of concave-convex fit structure and mounting hole, avoids between cushion collar and lifting lug in this way
It relatively rotates, cushion collar structural stability caused by solving the problems, such as therefore is poor.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the battery case in the embodiment of electric vehicle of the invention；
Fig. 2 is the explosive view of the installation shackle structure in Fig. 1；
Fig. 3 is the perspective view of the installation lifting lug in Fig. 1；
Fig. 4 is the main view for installing lifting lug；
Fig. 5 is cross-sectional view of the installation lifting lug in Fig. 4 along the direction A-A；
In figure: 1, battery box body；2, lifting lug is installed；21, rubber sleeve；22, outer rigid enclosure；23, interior rigid liner；24, it installs
Hole；221, convex block；231, interior rigid liner flange；241, groove；242, step surface.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of electric vehicle of the invention, as shown in Figure 1 to Figure 3, electric vehicle, including vehicle frame to be arranged on vehicle frame
Battery case, battery case include battery box body 1, the installation lifting lug 2 of battery box body 1 being equipped with for connecting with vehicle body, peace
It fills lifting lug 2 and is equipped with cushion collar, cushion collar has the connecting hole for passing through to connect with vehicle body for corresponding fastener, peace
Fill lifting lug 2 be equipped with mounting hole 24, cushion collar be inserted into mounting hole 24 and the circumferential direction of cushion collar by concave-convex fit structure with
The hole wall rotation stop of mounting hole 24 cooperates, and mounting hole 24 is stepped hole, and the lower end of cushion collar and the step surface 242 of mounting hole 24 support
Cooperation, upper end have for the mating surface with vehicle body press cooperation.Fastener uses fastening bolt in the present embodiment.
In the present embodiment, cushion collar includes having the rubber sleeve 21 of inner hole and being wrapped in outer on 21 periphery of rubber sleeve
Rigid enclosure 22 is inserted into interior rigid liner 23 of the inner hole in inner hole, the connection that interior rigid liner 23 has inner hole to be formed
Hole, concave-convex fit structure are arranged between outer rigid enclosure 22 and the hole wall of mounting hole 24.Two of them rigid enclosure can be improved buffering
The structural strength of set avoids the rubber sleeve of cushion collar from directly contacting with other component and is damaged.Outer rigid enclosure is similar to skeleton,
Have the function of limiting shaping, the lower part of internal interior rigid liner is slightly longer than rubber sleeve, so that mounting hole lower part is arrived in inserting
In aperture, play the role of limiting fastening bolt.
Interior rigid liner 23 and outer rigid enclosure 22 are all made of metal material, and surface brass plating can be with rubber in vulcanization
It generates stronger chemical bond bonding force or uses neoprene phenolic resin binder and nitrile rubber synvaren
Three's bonding is integral, structural stability is improved.Specifically, the bottom of interior rigid liner 23 is equipped with flange outward,
Interior rigid liner flange 231 is formed, is from bottom to top attached to interior rigid liner 23 by force in the inner hole of rubber sleeve in assembling process.Peace
Dress hole is up big and down small stepped hole, and the major diameter section of upper end installs outer rigid enclosure and rubber strip, the path section of lower end for being adapted to
With the clearance fit of interior rigid liner, the lower end of interior rigid liner extends downwardly from path section and is positioned by flange, setting
The flange internally rigid liner can play the positioning action in up and down direction, after rubber sleeve is in conjunction with two rigid liners,
By playing fixed function on the step for being matched for clamping tightly stepped hole of flange and rubber sleeve.The upper surface of rubber sleeve 21 protrudes from
The upper surface for installing lifting lug, so that rubber sleeve is able to bear extruding during the installation process, to play damping effect.
In the present embodiment, concave-convex fit structure includes that axis on the hole wall of mounting hole 24, along mounting hole 24 is arranged in
Line direction extend groove 241, and be arranged on the periphery of outer rigid enclosure 22 and with groove 241 in the circumferential rotation stop cooperation,
It is axially directed the convex block 221 of mobile cooperation.It can be realized rotation stop cooperation by the cooperation of convex block and groove, meanwhile, it is installing
In the process, convex block can enter in mounting hole along groove, play guiding function.
In the present embodiment, groove 241 sets there are two and is oppositely arranged on mounting hole 24, and convex block 221 and groove 241 are right
It should be arranged.It can be improved stability in this way, concave-convex fit structure enable to apply uniform rotation stop power to cushion collar and mounting hole,
Cushion collar is avoided to influence its structural stability because of unbalance stress.
Installation lifting lug using Al squeezing material and carry out secondary machine production, top surface Milling Process go out step cylindrical hole,
Bottom milling loss of weight bevel edge structure.Battery box body 1 is arranged in along the front and rear sides in vehicle body direction in installation lifting lug 2.It does so
Purpose is the influence for increasing battery case to the stability of vehicle body, which only partially concentrates the lifting at stress point for battery case
Point is used not as whole vehicle body contact points, and specific stress point position is determined according to the real load of battery pack point.
The beneficial effects of the present invention are: battery case of the invention is during installation, fastener is worn from the connecting hole of cushion collar
It crosses and is connect with vehicle frame, lifting lug and cushion collar are fastened on vehicle frame, at this time the step surface of one end of cushion collar and mounting hole
242 support cooperations, the other end and vehicle frame press cooperate, and realize the buffering cooperation of lifting lug and vehicle frame, simultaneous buffering, which is set on, to be hung
Cooperate in the mounting hole of ear and by the inner wall rotation stop of concave-convex fit structure and mounting hole, avoids cushion collar and lifting lug in this way
Between relatively rotate, solve the problems, such as therefore caused by cushion collar structural stability it is poor.
Using enabling to lifting lug also to fit closely with side after cushion collar of the invention, caused by avoiding whole rigidity from connecting
The different problem of local laminating degree, improves the reliability of battery case and the globality of complete vehicle structure.Meanwhile cushion collar makes
With the conductivity that can reduce high-frequency noise, be conducive to the control of vehicle NVH.Cushion collar elastic buffer in the radial direction can disappear
Except the error of the hole location in the hole location and vehicle frame on lifting lug, fastening bolt unbalance stress is avoided, is tight entering resonance region frequency
Fixing bolt take the lead in failure fracture the problem of.Rubber sleeve in cushion collar can absorb vibrational energy, the suction to high-frequency vibratory energy
Receipts especially take effect, usually quite obvious in 30HZ or more, avoid the generation of failure fracture.Using also can be after rubber sleeve
The weight of battery case is reduced to a certain extent.The side bar of this Battery case and other components are lightweight metal material system
At mostly profile or plate.Change fast status relative to vehicle currently on the market, meets modularization, it is lightweight, unitized
Design concept has motor-driven flexible advantage for the change of retrofit vehicles.
In other embodiments of the invention, cushion collar can also integrally use rubber sleeve, this spline structure is simple；Bumps are matched
Close structure can also take various forms, such as groove is arranged in outer rigid enclosure, convex block is arranged on the hole wall of mounting hole,
Or spline structure will be set in outer rigid enclosure, spline slot structure, etc. is set on the hole wall of mounting hole；Groove and convex block
Quantity and positional relationship can be specifically arranged as needed；Installing quantity and position of the lifting lug on battery case can root
In addition setting is needed according to specific.
The structure of battery case in the embodiment of the embodiment of battery case of the invention, the battery case and above-mentioned electric vehicle
It is identical, it repeats no more.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. battery case, including battery box body, the installation lifting lug of the battery box body being equipped with for being connect with vehicle body, institute
It states installation lifting lug and is equipped with cushion collar, the cushion collar has the company for passing through to connect with vehicle body for corresponding fastener
Connect hole, it is characterised in that: the installation lifting lug is equipped with mounting hole, and the cushion collar is inserted into the mounting hole and cushion collar
Circumferential direction cooperated by the hole wall rotation stop of concave-convex fit structure and mounting hole, the mounting hole is stepped hole, the cushion collar
The step surface of lower end and mounting hole support cooperation, upper end have for the mating surface with vehicle body press cooperation.
2. battery case according to claim 1, it is characterised in that: the cushion collar include have inner hole rubber sleeve and
The outer rigid enclosure that is wrapped on the rubber sleeve periphery is inserted into interior rigid liner of the inner hole in inner hole, it is described it is interior just
Property bushing there is inner hole to form the connecting hole, the outer rigid enclosure and the installation is arranged in the concave-convex fit structure
Between the hole wall in hole.
3. battery case according to claim 2, it is characterised in that: the concave-convex fit structure includes being arranged in the installation
It is on the hole wall in hole, along mounting hole axis direction extend groove, and be arranged on the periphery of the outer rigid enclosure and with
Rotation stop cooperates, is axially directed the mobile convex block cooperated the groove in the circumferential.
4. battery case according to claim 3, it is characterised in that: the groove set there are two and the phase on the mounting hole
To setting, the convex block is correspondingly arranged with the groove.
5. battery case described in any one of -4 according to claim 1, it is characterised in that: the installation lifting lug is arranged described
Front and rear sides of the battery box body along vehicle body direction.
6. the battery case on the vehicle frame is arranged in including vehicle frame for electric vehicle, the battery case includes battery box body, described
The installation lifting lug of battery box body being equipped with for connecting with vehicle body, the installation lifting lug are equipped with cushion collar, the buffering
Tackling has the connecting hole for passing through to connect with vehicle body for corresponding fastener, it is characterised in that: on the installation lifting lug
Equipped with mounting hole, the cushion collar is inserted into the mounting hole and the circumferential direction of cushion collar passes through concave-convex fit structure and mounting hole
The cooperation of hole wall rotation stop, the mounting hole is stepped hole, the step surface support cooperation of the lower end of the cushion collar and mounting hole, on
Hold the mating surface having for vehicle body press cooperation.
7. electric vehicle according to claim 6, it is characterised in that: the cushion collar include have inner hole rubber sleeve and
The outer rigid enclosure that is wrapped on the rubber sleeve periphery is inserted into interior rigid liner of the inner hole in inner hole, it is described it is interior just
Property bushing there is inner hole to form the connecting hole, the outer rigid enclosure and the installation is arranged in the concave-convex fit structure
Between the hole wall in hole.
8. electric vehicle according to claim 7, it is characterised in that: the concave-convex fit structure includes being arranged in the installation
It is on the hole wall in hole, along mounting hole axis direction extend groove, and be arranged on the periphery of the outer rigid enclosure and with
Rotation stop cooperates, is axially directed the mobile convex block cooperated the groove in the circumferential.
9. electric vehicle according to claim 8, it is characterised in that: the groove set there are two and the phase on the mounting hole
To setting, the convex block is correspondingly arranged with the groove.
10. the electric vehicle according to any one of claim 6-9, it is characterised in that: the installation lifting lug is arranged in institute
Battery box body is stated along the front and rear sides in vehicle body direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810974759.8A CN109203958A (en) | 2018-08-24 | 2018-08-24 | Electric vehicle and its battery case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810974759.8A CN109203958A (en) | 2018-08-24 | 2018-08-24 | Electric vehicle and its battery case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109203958A true CN109203958A (en) | 2019-01-15 |
Family
ID=64989590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810974759.8A Pending CN109203958A (en) | 2018-08-24 | 2018-08-24 | Electric vehicle and its battery case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109203958A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112549942A (en) * | 2020-12-02 | 2021-03-26 | 东风柳州汽车有限公司 | Power battery installation component and car |
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| JP2002235801A (en) * | 2001-02-09 | 2002-08-23 | Tokai Rubber Ind Ltd | Assembling device for fuel battery for automobile |
| WO2012028956A1 (en) * | 2010-09-03 | 2012-03-08 | Toyota Jidosha Kabushiki Kaisha | Vehicle battery mounting structure |
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|---|---|---|---|---|
| CN112549942A (en) * | 2020-12-02 | 2021-03-26 | 东风柳州汽车有限公司 | Power battery installation component and car |
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