CN103465763A - A0-grade pure electric car power battery arrangement scheme - Google Patents
A0-grade pure electric car power battery arrangement scheme Download PDFInfo
- Publication number
- CN103465763A CN103465763A CN2013103609479A CN201310360947A CN103465763A CN 103465763 A CN103465763 A CN 103465763A CN 2013103609479 A CN2013103609479 A CN 2013103609479A CN 201310360947 A CN201310360947 A CN 201310360947A CN 103465763 A CN103465763 A CN 103465763A
- Authority
- CN
- China
- Prior art keywords
- electrokinetic cell
- battery
- power battery
- suspension
- mounting structure
- 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
- 239000000725 suspension Substances 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims description 16
- 230000000717 retained effect Effects 0.000 claims description 4
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 230000009931 harmful effect Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005055 memory storage Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
Landscapes
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention provides an A0-grade pure electric car power battery arrangement scheme. A power battery and an installing structure of the power battery are arranged under a vehicle body floor, are positioned between left and right vertical beams and front and back suspension frames, and maintain reasonable gaps with the left and right vertical beams and the front and back suspension frames, and the space requirements of charging wire harnesses and braking oil pipes are met. According to parameters including the arrangement requirements of the man-machine engineering, the structure of a vehicle body lower floor, an installing structure of a chair, the arrangement requirements of internal battery cells of the power battery and the like, the structure is designed into the step-shaped structure with different heights that the front section of the battery is lower, and the back section of the battery is higher. A lower bottom surface is determined to ensure that the minimum ground clearance and the vertical passing angle of the whole vehicle meet the whole vehicle design relevant requirements. The A0-grade pure electric car power battery arrangement scheme has the advantages that the maximum size of the battery is ensured, the utilization rate of the internal space of the power battery is ensured, and the modification on the prototype vehicle is reduced to the maximum degree. The reasonable axial load distribution of the whole vehicle is ensured through the arrangement position of the power battery on the whole vehicle, so the vehicle has good operation stability, and the running safety of the vehicle is ensured.
Description
Technical field
The present invention relates to the electric vehicle engineering field, the optimal layout that relates in particular to a kind of A0 level pure electric sedan electrokinetic cell and form in car.
Background technology
Electrokinetic cell is the propulsion source of electronlmobil, it is the memory storage of energy, its amount of capacity directly affects the course continuation mileage of battery-driven car, the number of its stored energy directly has influence on the car load continual mileage, under the certain prerequisite of battery core energy density, the size of its volume has determined the number of its stored energy, and different electrokinetic cell arrangements has directly determined the size of its volume.The research of battery technology is one of core technology of current Development of Electric Vehicles.In the last few years, due to the generation of energy shock and the people raising to environmental requirement, the new-energy automobile exploitation became focus.
The layout type of current driving force battery mainly contains two kinds.A kind of is that whole battery is concentrated arrangement, but this kind of mode need to cause change to floor and longeron, to forming the harm that easily causes potentiality.The another kind of layout type of electrokinetic cell is that distributing is arranged, the polylith battery is fixed on to the free spaces such as forward engine room, body platform below, boot, this form is not easy to the Assembly &Disassembly battery pack, the battery of boot is different from the battery context temperature of body platform below simultaneously, is not easy to the design of car load heat management system.In addition, if arranging separately battery, forward engine room or boot can cause front and back axle load skewness, to the road-holding property generation harmful effect of car load.
Electrokinetic cell is arranged in the body platform below, need to meet the layout demand of car load other system, thereby the volume that makes electrokinetic cell is subject to very large restriction, especially for guaranteeing the reasonable road clearance that car load has, the height of electrokinetic cell is restricted, this tool of volume to whole electrokinetic cell of height has a great impact, and then affects the course continuation mileage of electrokinetic cell stored energy and battery-driven car.
In order to increase the stored energy of electrokinetic cell, mmi machine cabin or boot increase one or more power brick.But this form is not easy to the Assembly &Disassembly battery, the battery of boot or forward engine room is different from the battery context temperature of body platform below simultaneously, is not easy to the design of car load heat management system.In addition, if arranging separately battery, forward engine room or boot can cause front and back axle load skewness, to the road-holding property generation harmful effect of car load.
Existing battery-driven car, due to the electrokinetic cell finite volume, so the electrokinetic cell stored energy is less, causes the battery-driven car course continuation mileage shorter.
Summary of the invention
The objective of the invention is to design the new layout of a kind of A0 level pure electric sedan electrokinetic cell, the automobile original structure do not carried out to the destructiveness change and changing under minimized condition, battery can be optimized layout at Che Nei, and the battery volume can reach rational maximization.
Structure of the present invention is design like this:
The present invention is a kind of A0 level pure electric sedan electrokinetic cell arrangement, and the composition main points of this arrangement are:
Electrokinetic cell and mounting structure thereof are arranged in the body platform below, and between left longeron and right vertical beam, electrokinetic cell and left-right longeron keep rational gap, and meet the space requirement of charging wire harness and brake pipe.
The height of electrokinetic cell, according to the layout demand of human engineering, the structure of vehicle body lower floor, the mounting structure of seat and the parameters such as layout demand of the inner battery core of electrokinetic cell, is designed to the different ladder-type structure of height that the battery leading portion is low, the battery back segment is high.
The bottom surface of electrokinetic cell is one to be parallel to the plane on ground, and its bottom surface is determined and guaranteed that car load road clearance and ramp breakover angle meet the related request of car load design.
Electrokinetic cell and mounting structure thereof are arranged between front suspension and rear suspension, and and fore suspension and rear suspension between retained rational gap, guaranteed that fore suspension and rear suspension all do not interfere with electrokinetic cell under any mode of operation, and guaranteed that the battery length direction has large as far as possible size.
Technique effect of the present invention is:
The arrangement of electrokinetic cell disclosed by the invention, when meeting car load other system reasonable Arrangement, guaranteed that electrokinetic cell has maximized volume, and the course continuation mileage of car load is significantly improved.
Electrokinetic cell and left-right longeron have kept rational gap, meet the space requirement of charging wire and brake pipe.
Electrokinetic cell has ten attachment points, guarantees the installation that electrokinetic cell is good and fixes; Electrokinetic cell has two locating dowel pins, plays good guiding and fixation in the electrokinetic cell installation process.
The structure design of electrokinetic cell has guaranteed the degree of utilization of electrokinetic cell inner space, has reduced to greatest extent the change to prototype engine.
The present invention, when guaranteeing chaufeur and the reasonable sitting posture of occupant, guarantees that car load has reasonable ground Clearance and good crossing ability.
The position of this electrokinetic cell on car load guarantees that car load has rational axle load and distributes, thereby makes vehicle have good road-holding property, guaranteed the driving safety of vehicle.
The accompanying drawing explanation
Fig. 1 is electrokinetic cell layout elevational schematic view of the present invention,
Fig. 2 is electrokinetic cell layout schematic side view of the present invention,
Fig. 3 is installation structure for power battery schematic diagram of the present invention.
In figure: 1.1, left longeron 1.2, right vertical beam 2, front suspension 3, front installation crossbeam 4, charging wire harness 5, rear installation crossbeam 6, rear suspension 7, ramp breakover angle 8, electrokinetic cell 9, brake pipe 10, road clearance 11, human body 12, locating dowel pin 13, front attachment point 14, side attachment point 15, rear attachment point.
The specific embodiment
Referring to Fig. 1, Fig. 2, the present invention is a kind of A0 level pure electric sedan electrokinetic cell arrangement, and the composition main points of this arrangement are:
1, electrokinetic cell 8 and mounting structure thereof are arranged in the body platform below, and between left longeron 1.1 and right vertical beam 1.2, electrokinetic cell 8 has kept rational gap with left-right longeron (1.1,1.2), and meet the space requirement of charging wire harness 4 and brake pipe 9.
2, the height of electrokinetic cell 8, according to the layout demand of human engineering, the structure of vehicle body lower floor, the mounting structure of seat and the parameters such as layout demand of electrokinetic cell 8 inner battery cores, is designed to the different ladder-type structure of height that the battery leading portion is low, the battery back segment is high.
3, the bottom surface of electrokinetic cell 8 is one to be parallel to the plane on ground, and its bottom surface is determined and guaranteed that car load road clearance 10 and ramp breakover angle 7 meet the related request of car load design.
4, electrokinetic cell 8 and mounting structure thereof are arranged between front suspension 2 and rear suspension 6, and and the minor increment of fore suspension and rear suspension (2,6) between retained rational gap, guaranteed that fore suspension and rear suspension (2,6) all do not interfere with electrokinetic cell 8 under any mode of operation, and guaranteed that battery 8 length directions have large as far as possible size.
The design of described electrokinetic cell 8 and installation are because meeting above-mentioned condition, and the volume of battery becomes maximization, and the space occupy-place also becomes optimization.
Below A0 level pure electric sedan electrokinetic cell arrangement of the present invention is further described in detail:
A kind of A0 level pure electric sedan electrokinetic cell arrangement, electrokinetic cell 8 and mounting structure thereof are arranged between the left-right longeron (1.1,1.2) of body platform below, between battery 8 and left longeron 1.1, it is brake pipe 9, between battery 8 and right vertical beam 1.2, be charging wire harness 4, between battery 8 and left longeron 1.1 and and right vertical beam 1.2 between the reasonable clearance that retains meet the space requirement of charge wire harness 4 and brake pipe 9 simultaneously.And, between electrokinetic cell 8 rear ends and left-right longeron, be parking brake cable and fixed sturcture thereof, the reasonable clearance of arranging between electrokinetic cell 8 rear ends and left-right longeron also makes parking brake cable and fixed sturcture thereof retain sufficient space requirement.Arrangement of the present invention had not both changed the arrangement structure of former car longeron, had guaranteed that again the cell widths direction has enough large size.In a word, the arrangement structure of electrokinetic cell has not only kept rational gap with left-right longeron, and has also guaranteed that high-voltage wiring harness, service brake oil pipe, parking brake cable have rational arrangement space.Reasonable clearance between electrokinetic cell and left-right longeron (1.1,1.2) is 30-60mm.
The height of electrokinetic cell 8 is parameter designing such as layout demand of the mounting structure of structure, seat of layout demand according to human engineering, vehicle body lower floor and electrokinetic cell 8 inner battery cores.The upper surface of electrokinetic cell 8 is not a plane, according to the space of human body 11, arranges and need to be designed to the ladder-type structure that the battery leading portion is low, the battery back segment is high.On the basis of the space requirement that this design plan is arranged at the human body that meets SAE95%, make battery 8 there is large as far as possible height.Described design guarantees that chaufeur and occupant have reasonable sitting posture, for proportional space has been reserved in the design of the mounting structure of chaufeur and seat.Because electrokinetic cell 8 is designed to different height, guaranteed the degree of utilization in inside battery space.The high 100-150mm of its battery leading portion, the high 250-300mm of battery back segment.The 3-5 that the front segment length of battery is segment length after battery doubly.
The bottom surface of electrokinetic cell 8 is planes, this plane is parallel to the ground, determining of this plane will guarantee that car load road clearance 10 and ramp breakover angle 7 need meet the related request of car load design, and the arrangement structure of electrokinetic cell guarantees that car load has reasonable ground Clearance and good crossing ability when fully laden.
Referring to Fig. 3, the mounting structure of electrokinetic cell has two locating dowel pins 12, lays respectively at front left side and right lateral side, plays good guidance and positioning action in the electrokinetic cell installation process.Installation structure for power battery has ten attachment points, and wherein two front attachment points 13 are arranged on front installation crossbeam 3; Each side three side attachment points 14, connected by being embedded in the inboard nut of left-right longeron (1.1,1.2); After two, attachment point 15 is fixed on rear installation crossbeam 5 by support.Ten attachment points of electrokinetic cell 8 have guaranteed the installation that electrokinetic cell 8 is good and have fixed.
Electrokinetic cell arrangement structure of the present invention is arranged in the body platform below, between left-right longeron and between fore suspension and rear suspension, reduced to greatest extent the change to prototype engine, the arrangement structure of electrokinetic cell is when guaranteeing chaufeur and the reasonable sitting posture of occupant, guarantee that car load has reasonable ground Clearance and good crossing ability, the position of this electrokinetic cell on car load guarantees that car load has rational axle load and distributes, and vehicle has good road-holding property, has guaranteed the driving safety of vehicle.
Claims (7)
1. an A0 level pure electric sedan electrokinetic cell arrangement is characterized in that: electrokinetic cell and mounting structure thereof are arranged in the body platform below, between left-right longeron and fore suspension and rear suspension.
2. electrokinetic cell arrangement according to claim 1 is characterized in that:
1), electrokinetic cell and left-right longeron keep rational gap, and meet the space requirement of charging wire harness and brake pipe;
2), the height of electrokinetic cell is according to the layout demand of human engineering, the structure of vehicle body lower floor, the mounting structure of seat and the parameters such as layout demand of the inner battery core of electrokinetic cell, is designed to the different ladder-type structure of height that the first section is low, the back part is high;
3), the bottom surface of electrokinetic cell is one to be parallel to the plane on ground, its bottom surface is determined and is guaranteed that car load road clearance and ramp breakover angle meet the related request of car load design;
4), retained rational gap between electrokinetic cell and mounting structure and fore suspension and rear suspension, guaranteed that fore suspension and rear suspension all do not interfere with electrokinetic cell under any mode of operation, and guaranteed that the battery length direction has large as far as possible size.
3. electrokinetic cell arrangement according to claim 2, it is characterized in that: between electrokinetic cell rear end and left-right longeron, be parking brake cable and fixed sturcture thereof, the reasonable clearance of arranging between electrokinetic cell rear end and left-right longeron also makes parking brake cable and fixed sturcture thereof retain sufficient space requirement.
4. electrokinetic cell arrangement according to claim 3, it is characterized in that: the reasonable clearance between electrokinetic cell and left-right longeron is 30-60mm.
5. electrokinetic cell arrangement according to claim 2, is characterized in that: the high 100-150mm of battery leading portion of electrokinetic cell, the high 250-300mm of battery back segment; The 3-5 that the front segment length of battery is segment length after battery doubly.
6. electrokinetic cell arrangement according to claim 2, it is characterized in that: electrokinetic cell and mounting structure thereof are arranged on the front installation crossbeam and rear installation crossbeam of setting up between front suspension and rear suspension, and the gap between battery and mounting structure thereof and fore suspension and rear suspension closest range is respectively 50-100mm.
7. according to claim 2,4,5 or 6 described electrokinetic cell arrangements, it is characterized in that: the mounting structure of electrokinetic cell has two locating dowel pins, lays respectively at front left side and right lateral side; Installation structure for power battery has ten attachment points, and wherein two front attachment points are arranged on front installation crossbeam; Each side three side attachment points, connected by the nut that is embedded in the left-right longeron inboard; After two, attachment point is fixed on rear installation crossbeam by support.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013103609479A CN103465763A (en) | 2013-08-19 | 2013-08-19 | A0-grade pure electric car power battery arrangement scheme |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2013103609479A CN103465763A (en) | 2013-08-19 | 2013-08-19 | A0-grade pure electric car power battery arrangement scheme |
Publications (1)
Publication Number | Publication Date |
---|---|
CN103465763A true CN103465763A (en) | 2013-12-25 |
Family
ID=49790900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2013103609479A Pending CN103465763A (en) | 2013-08-19 | 2013-08-19 | A0-grade pure electric car power battery arrangement scheme |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103465763A (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104924885A (en) * | 2015-05-22 | 2015-09-23 | 北京新能源汽车股份有限公司 | Power battery and electric automobile |
WO2016106658A1 (en) * | 2014-12-29 | 2016-07-07 | 中国科学院深圳先进技术研究院 | Electric vehicle battery pack |
CN109292007A (en) * | 2017-07-24 | 2019-02-01 | 铃木株式会社 | Lower vehicle construction |
CN109421805A (en) * | 2017-08-28 | 2019-03-05 | 铃木株式会社 | The body Structure of electric vehicle |
CN109484489A (en) * | 2017-09-11 | 2019-03-19 | 铃木株式会社 | The body Structure of electric vehicle |
DE102018200329A1 (en) | 2018-01-11 | 2019-07-11 | Ford Global Technologies, Llc | Chassis device of an electrically driven motor vehicle |
CN111950077A (en) * | 2020-07-13 | 2020-11-17 | 南京金龙客车制造有限公司 | Method for checking shielding performance of power battery system of pure electric vehicle |
CN113682121A (en) * | 2020-12-21 | 2021-11-23 | 厦门金龙汽车新能源科技有限公司 | Solving method for optimal arrangement scheme of bottom battery of pure electric bus |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4127046B2 (en) * | 2002-12-20 | 2008-07-30 | 日産自動車株式会社 | Fuel cell vehicle |
WO2009041079A1 (en) * | 2007-09-28 | 2009-04-02 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Electric automobile |
CN101559705A (en) * | 2009-06-01 | 2009-10-21 | 奇瑞汽车股份有限公司 | Arrangement method of electric automobile battery |
CN201646371U (en) * | 2010-04-22 | 2010-11-24 | 杨鹏波 | Chassis device of novel electric forklift |
CN102166941A (en) * | 2011-03-07 | 2011-08-31 | 重庆长安汽车股份有限公司 | Arrangement structure of motive power battery assembly of four-seat electric automobile |
KR20110101461A (en) * | 2010-03-08 | 2011-09-16 | (주)브이이엔에스 | Automobile and the controlling method of the same |
CN102325664A (en) * | 2009-02-24 | 2012-01-18 | 日产自动车株式会社 | Battery installation structure |
CN102473874A (en) * | 2009-07-17 | 2012-05-23 | 日产自动车株式会社 | Battery pack |
CN202528831U (en) * | 2012-05-03 | 2012-11-14 | 上海中科力帆电动汽车有限公司 | Fixing structure for vehicle-mounted energy storage device of electric vehicle |
-
2013
- 2013-08-19 CN CN2013103609479A patent/CN103465763A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4127046B2 (en) * | 2002-12-20 | 2008-07-30 | 日産自動車株式会社 | Fuel cell vehicle |
WO2009041079A1 (en) * | 2007-09-28 | 2009-04-02 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Electric automobile |
CN102325664A (en) * | 2009-02-24 | 2012-01-18 | 日产自动车株式会社 | Battery installation structure |
CN101559705A (en) * | 2009-06-01 | 2009-10-21 | 奇瑞汽车股份有限公司 | Arrangement method of electric automobile battery |
CN102473874A (en) * | 2009-07-17 | 2012-05-23 | 日产自动车株式会社 | Battery pack |
KR20110101461A (en) * | 2010-03-08 | 2011-09-16 | (주)브이이엔에스 | Automobile and the controlling method of the same |
CN201646371U (en) * | 2010-04-22 | 2010-11-24 | 杨鹏波 | Chassis device of novel electric forklift |
CN102166941A (en) * | 2011-03-07 | 2011-08-31 | 重庆长安汽车股份有限公司 | Arrangement structure of motive power battery assembly of four-seat electric automobile |
CN202528831U (en) * | 2012-05-03 | 2012-11-14 | 上海中科力帆电动汽车有限公司 | Fixing structure for vehicle-mounted energy storage device of electric vehicle |
Non-Patent Citations (1)
Title |
---|
李仲奎等: "《纯电动轿车动力电池布置的研究》", 《汽车科技》 * |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016106658A1 (en) * | 2014-12-29 | 2016-07-07 | 中国科学院深圳先进技术研究院 | Electric vehicle battery pack |
CN105810861A (en) * | 2014-12-29 | 2016-07-27 | 中国科学院深圳先进技术研究院 | Battery pack of electric vehicle |
CN104924885B (en) * | 2015-05-22 | 2022-02-22 | 北京新能源汽车股份有限公司 | Power battery and electric automobile |
CN104924885A (en) * | 2015-05-22 | 2015-09-23 | 北京新能源汽车股份有限公司 | Power battery and electric automobile |
CN109292007B (en) * | 2017-07-24 | 2021-05-25 | 铃木株式会社 | Vehicle lower structure |
CN109292007A (en) * | 2017-07-24 | 2019-02-01 | 铃木株式会社 | Lower vehicle construction |
CN109421805A (en) * | 2017-08-28 | 2019-03-05 | 铃木株式会社 | The body Structure of electric vehicle |
JP2019038467A (en) * | 2017-08-28 | 2019-03-14 | スズキ株式会社 | Vehicle body structure for electric vehicle |
JP7069603B2 (en) | 2017-08-28 | 2022-05-18 | スズキ株式会社 | Body structure of electric vehicle |
CN109421805B (en) * | 2017-08-28 | 2021-11-02 | 铃木株式会社 | Vehicle body structure of electric vehicle |
CN109484489A (en) * | 2017-09-11 | 2019-03-19 | 铃木株式会社 | The body Structure of electric vehicle |
CN109484489B (en) * | 2017-09-11 | 2022-04-05 | 铃木株式会社 | Vehicle body structure of electric vehicle |
US11008040B2 (en) | 2018-01-11 | 2021-05-18 | Ford Global Technologies, Llc | Vehicle chassis for an electrically powered vehicle |
DE102018200329A1 (en) | 2018-01-11 | 2019-07-11 | Ford Global Technologies, Llc | Chassis device of an electrically driven motor vehicle |
DE102018200329B4 (en) | 2018-01-11 | 2022-03-31 | Ford Global Technologies, Llc | Chassis device of an electrically driven motor vehicle |
CN111950077A (en) * | 2020-07-13 | 2020-11-17 | 南京金龙客车制造有限公司 | Method for checking shielding performance of power battery system of pure electric vehicle |
CN113682121A (en) * | 2020-12-21 | 2021-11-23 | 厦门金龙汽车新能源科技有限公司 | Solving method for optimal arrangement scheme of bottom battery of pure electric bus |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103465763A (en) | A0-grade pure electric car power battery arrangement scheme | |
CN106457991B (en) | Vehicle with energy accumulator | |
CN102729919B (en) | Electric component arrangement structure of vehicle | |
CN201415606Y (en) | Electric automobile | |
CN201784713U (en) | Installation structure of vehicle seat | |
DE102016223555A1 (en) | Method and system for operating a vehicle with internal combustion engine | |
CN103303375A (en) | Motor vehicle | |
CN101559705A (en) | Arrangement method of electric automobile battery | |
CN202656847U (en) | Arrangement structure of electric drive system of pure electric vehicle | |
CN105365543A (en) | Rear suspension for electric vehicle and vehicle body | |
CN202557271U (en) | Front cabin for battery electric car | |
CN204340635U (en) | A kind of arrangement structure of small-sized pure electric automobile chassis | |
CN104494408A (en) | Miniature purely electric car chassis layout structure | |
CN213138918U (en) | Large-scale electric motor coach | |
CN104733672A (en) | Battery array rail assembly with tie bracket | |
CN205930206U (en) | 4 wheel driven electric vehicle motive power system arrangement structure | |
CN207225486U (en) | Vehicle and thereafter floor panel assembly | |
CN212890584U (en) | Medium-sized electric motor coach | |
CN220053783U (en) | Empty iron system's suspended structure and empty iron system | |
EP3176022B1 (en) | Bus | |
CN102632925A (en) | Frame structure for electric passenger vehicle | |
CN105196851A (en) | Chassis for medium-sized pure electric bus | |
CN205034185U (en) | Electric automobile and chassis thereof | |
CN103223846A (en) | Power battery system layout structure | |
CN209321060U (en) | A kind of low floor vehicle and its vehicle frame |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: 102606 Beijing City Economic Development Zone, Daxing District Caiyu mining and Road No. 1 Applicant after: BAIC BJEV Address before: 102606 Beijing City Economic Development Zone, Daxing District Caiyu mining and Road No. 1 Applicant before: Beijing Automobile New Energy Automobile Co.,Ltd. |
|
COR | Change of bibliographic data | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20131225 |
|
RJ01 | Rejection of invention patent application after publication |