CN105291800A - Hybrid power automobile IPU fixing structure - Google Patents
Hybrid power automobile IPU fixing structure Download PDFInfo
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- CN105291800A CN105291800A CN201510757856.8A CN201510757856A CN105291800A CN 105291800 A CN105291800 A CN 105291800A CN 201510757856 A CN201510757856 A CN 201510757856A CN 105291800 A CN105291800 A CN 105291800A
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- ipu
- assembly
- horizontal part
- plate
- lower house
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Abstract
The invention discloses a hybrid power automobile IPU fixing structure which comprises an IPU assembly. The hybrid power automobile IPU fixing structure is characterized in that the IPU fixing structure further comprises a fixing support, the fixing support comprises a front cross beam and a rear cross beam, the two ends of the front cross beam and the two ends of the rear cross beam are detachably connected to the upper portion of a left longitudinal beam and a right longitudinal beam of a rear floor respectively, and two longitudinal connecting beams are fixedly connected between the front cross beam and the rear cross beam; the front cross beam and the rear cross beam are each provided with multiple IPU assembly fixing frames at intervals, and the IPU assembly fixing frames are located between the two longitudinal connecting beams; the IPU assembly is connected with the IPU assembly fixing frames and arranged and overhung in a space formed by the front cross beam, the rear cross beam and the two longitudinal connecting beams in an enclosure mode. By means of the hybrid power automobile IPU fixing structure, a battery is protected against squeezing and prevented from breaking away from a fixed point when a vehicle encounters jolts or even is in the collision and tumbling process, and the safe and reliable effects are achieved.
Description
Technical field
The invention belongs to vehicle body parts technical field, be specifically related to each parts of a kind of hybrid vehicle IPU and assembly fixed sturcture.
Background technology
Intelligent power control unit, English name: IntelligentPowerUnit, is abbreviated as IPU, and it comprises: the parts such as electrokinetic cell administrating system, electric machine controller, DC/DC changer and cooling system belong to the distinctive parts of hybrid vehicle.Be furnished with the parts such as driving engine, change speed gear box and motor due to automobile body fore-cabin, crowded, so newly-increased IPU total performance is difficult to be arranged into front deck again.Fixed three box car is adopted for back seat backrest, IPU assembly can device at back seat backrest rear.But for the SUV vehicle that back seat backrest can overturn, rear floor place IPU assembly being arranged in bottom of luggage case is almost unique selection.Consider the possibility that the heat radiation of battery, rear collision and vehicle rollover accident occur, how IPU assembly being fixed on safely rear floor place is the technical barrier faced.
Due to the distinctive architectural feature of IPU assembly parts, and the requirement of cooling heat dissipation, how to design IPU assembly frame structure, the installation realizing each parts of IPU is fixed, and also becomes the technical barrier faced at present.
Again say the cooling of battery, electrokinetic cell system is generally integrated in closed power brick housing, is convenient to the design in air channel.Hybrid vehicle generally needs multiple battery cell to connect, and could meet operating needs.Having larger weight after multiple battery cell arrangement in groups, integral battery door bag is adopted to the fixed form of suspension type, how to be secured together with power brick housing securely by battery pack block, and consider to install feasibility, is also the technical barrier faced at present.
Summary of the invention
The object of this invention is to provide the hybrid vehicle IPU fixed sturcture that a kind of battery pack is fixed reliably, radiating efficiency is high, safety is good.
For achieving the above object, the hybrid vehicle IPU fixed sturcture of the present invention's design, comprise IPU assembly, it is characterized in that: also comprise fixed support, described fixed support comprises two ends and is detachably connected on front cross rail above the longeron of left and right limit, rear floor and after cross member, is fixedly connected with two vertical tie-beams between described front cross rail and after cross member; Front cross rail and after cross member are all interval with multiple IPU assembly fixed mount, and described IPU assembly fixed mount is between two vertical tie-beams; Described IPU assembly is connected with described IPU assembly fixed mount, and inserts and be suspended in space that described front cross rail, after cross member and two vertical tie-beams surround.
Preferably, a mounting bracket is all welded at described front cross rail and after cross member two ends, described mounting bracket is provided with mounting hole, the mounting bracket plate of each welding two and described mounting bracket adaptation above beam on the right of described floor left side beam and floor, the location bolt of rear end plate of welding and described mounting hole adaptation on described mounting bracket plate.Like this, removably connecting of forward and backward crossbeam and floor left and right limit longeron is achieved by mounting bracket and mounting bracket plate.
Preferably, described IPU assembly comprises lower house and upper cover plate, and described lower house is suspended in the space that described front cross rail, after cross member and two vertical tie-beams surround, and described lower house is connected with described IPU assembly fixed mount with upper cover plate; Be provided with IPU assembly in described lower house, described IPU assembly comprises battery pack block, battery management system, high-voltage relay, electric machine controller, DC/DC changer.
Preferably, described lower house comprises the entirety being formed upper end open by two blocks of side plates, two pieces of seal plate weldings, and described side plate top is provided with eaves, and described eaves is connected with described IPU assembly fixed mount adaptation.
Preferred further, described side plate inwall is provided with the first strength beam, described first strength beam comprises the connecting portion that the first horizontal part is connected with described first horizontal part and the second end, horizontal part one end respectively with the second horizontal part, head and the tail, and described first horizontal part and the second horizontal position are in the both sides of described connecting portion; Described first horizontal part is connected with described eaves, and described second horizontal part is connected with bottom lower house.
Preferably, higher than its periphery in the middle part of described upper cover plate, described upper cover plate clear width is provided with multiple longitudinal direction second strength beam.Like this, the intensity strengthening upper cover plate is beneficial to.
Preferred further, described second strength beam, lower house are connected with described IPU assembly fixed mount by bolt with upper cover plate.
As another preferred version, battery pack block is arranged in two groups by multiple battery cell, forms two rectangular-shaped battery pack and is then bolted and is clamped between upper mounted plate and bottom plate; Fixed plate is connected with described lower house top, and described bottom plate is connected with bottom described lower house.
Preferably, fixed plate comprises the transition phase of clinch, horizontal part and connection clinch and horizontal part, and described clinch is higher than described horizontal part.
Preferred further, the outer that described horizontal part two is relative is equipped with the second flange being respectively battery management system and providing the first flange of attachment point, provide attachment point for high-voltage relay.
Preferably, the outer that described bottom plate two is relative is equipped with the 4th flange being respectively battery management system and providing the 3rd flange of attachment point, provide attachment point for high-voltage relay.
The invention has the beneficial effects as follows: IPU assembly is suspended above the spare wheel groove of rear floor by similar mode of ganging up in gambling by the present invention, is connected on the longeron of left and right limit, rear floor.The each parts of IPU are got up by upper and lower fixing plate and the first strength beam organic connections, then are seated in the middle of the fixed support in groined type, ensure that the fastened point intensity of each parts of IPU; Consider the sidewalls orthogonal bottom surface of lower house, lower house is divided into side plate and shrouding work four parts, reach optimum manufacturability with minimum piecemeal, the structure design of framework, while meeting each parts installation of IPU, also meets the fixing requirement on vehicle body; Connected on the eaves of power brick lower house by battery pack block upper and lower fixing plate; and the first strength beam bottom; battery pack block is fixed on securely and is mutually related between the first strength beam and upper and lower fixing plate; also battery management system, high-voltage relay are fixed on the left and right sides of battery pack block simultaneously; form a kind of reliable and stable battery pack block fixed sturcture, the protection requirement to battery in local strength's requirement and rear collision process can be met.Fixed sturcture of the present invention can run at vehicle and jolt, and even collides and protects battery not to be squeezed in roll procedure and do not depart from attachment point, reaching safe and reliable effect.
Accompanying drawing explanation
Fig. 1 is IPU assembly of the present invention mounting structure schematic diagram on vehicle body
Fig. 2 is the structural representation of mounting bracket plate of the present invention
Fig. 3 is the support bracket fastened structural representation of the present invention
Fig. 4 is IPU assembly shell structural representation of the present invention
Fig. 5 is the mounting structure schematic diagram of IPU assembly of the present invention
Fig. 6 is that structural representation is shown in the blast of IPU assembly shell of the present invention
Fig. 7 is the structural representation of side plate of the present invention
Fig. 8 is the structural representation of shrouding of the present invention
Fig. 9 is the structural representation of upper cover plate of the present invention
Figure 10 is the section structure schematic diagram after the present invention has assembled
Figure 11 is the structural representation of upper mounted plate of the present invention
Figure 12 is the structural representation of bottom plate of the present invention
Detailed description of the invention
Below by Fig. 1 ~ Figure 12 and the mode enumerating embodiment more of the present invention; be described in further detail technical scheme of the present invention (comprising optimal technical scheme), any technical characteristic in the present embodiment and any technical scheme all do not limit the scope of the invention.
As shown in Figure 1 to Figure 3, the hybrid vehicle IPU fixed sturcture of the present invention's design, comprise IPU assembly 1, fixed support 2, described fixed support 2 comprises two ends and is detachably connected on front cross rail 2.1 on the right of the left side, rear floor beam 3 and rear floor above longeron 4 and after cross member 2.2, is fixedly connected with two vertical tie-beams 2.3 between described front cross rail 2.1 and after cross member 2.2; Front cross rail 2.1 and after cross member 2.2 are all interval with multiple IPU assembly fixed mount 2.4, and described IPU assembly fixed mount 2.4 is between two vertical tie-beams 2.3; Described IPU assembly 1 is connected with described IPU assembly fixed mount 2.4, and inserts and be suspended in space that described front cross rail 2.1, after cross member 2.2 and two vertical tie-beams 2.3 surround.Spare tyre on rear floor is cancelled by the present invention, spare wheel groove retains, in the both sides on rear floor, the top of left and right limit longeron, the mounting bracket plate 5 of welding four IPU assemblies 1, a mounting bracket 2.5 is all welded at described front cross rail 2.1 and after cross member 2.3 two ends, described mounting bracket 2.5 is provided with mounting hole, the mounting bracket plate 5 of each welding two and described mounting bracket 2.5 adaptation above beam 4 on the right of the left side, described floor beam 3 and floor, the location bolt of rear end plate 5.1 of welding and described mounting hole adaptation on described mounting bracket plate 5; Mounting bracket plate 5 and rear ground edges of boards longeron and welding of rear floor can be realized by spot welding or gas shield welding, like this, achieve removably connecting of forward and backward crossbeam and floor left and right limit longeron by mounting bracket 2.5 and mounting bracket plate 5.IPU assembly 1 to be suspended on the right of the left side, rear floor longeron 3 and rear floor between longeron 4 by fixed support 2, be positioned at the rear of rear floor middle 6, IPU assembly 1 is vacant state in the spare wheel groove of rear floor, there is certain gap with rear floor spare wheel groove, prevent vehicle from producing interference through uneven road surface body distortion and IPU assembly up-down vibration.
As shown in Figure 4 and Figure 5, preferably, described IPU assembly 1 comprises lower house 1.1 and upper cover plate 1.2, described lower house 1.1 is suspended in the space that described front cross rail 2.1, after cross member 2.2 and two vertical tie-beams 2.3 surround, and described lower house 1.1 is connected with described IPU assembly fixed mount 2.4 with upper cover plate 1.2; Be provided with IPU assembly in described lower house 1.1, described IPU assembly comprises battery pack block 7, battery management system 8, high-voltage relay 9, electric machine controller 10, DC/DC changer, and DC/DC changer is positioned at the below of electric machine controller 10, not shown.
As shown in Figure 6, described lower house 1.1 comprises and welds by two blocks of side plates, 1.11, two blocks of shroudings 1.12 entirety forming upper end open, and described side plate 1.11 top is provided with eaves 1.13, and described eaves 1.13 is connected with described IPU assembly fixed mount 2.4 adaptation.
As shown in Figure 6 and Figure 7, described side plate 1.11 inwall is provided with the first strength beam 1.14, described first strength beam 1.14 comprises the connecting portion 1.143 that the first horizontal part 1.141 is connected with described first horizontal part 1.141 and the second end, horizontal part 1.142 one end respectively with the second horizontal part 1.142, head and the tail, and described first horizontal part 1.141 and the second horizontal part 1.142 are positioned at the both sides of described connecting portion 1.143; Described first horizontal part 1.141 is connected with described eaves 1.13, and described second horizontal part 1.142 is connected with bottom lower house.The concrete structure shape of side plate 1.11, form primarily of the half portion 1.16 of sidewall 1.15, bottom surface and eaves 1.13, wherein sidewall 1.15 both vertical bottom face, again vertical eaves 1.13, so more be conducive to the lower house of sidewalls orthogonal bottom surface, obtain optimum manufacturability by minimum piecemeal.In order to promote intensity and the rigidity of thin plate, be provided with many first reinforced ribs 1.14.One in two sidewalls 1.15 is provided with cooling system blast pipe via hole 1.17 and cable via hole 1.18.Eaves 1.13 is provided with multiple bolt and connects via hole and welding knock hole.
As shown in Figure 8, the concrete structure shape of shrouding 1.12, by sidewall 1.121, upper edge 1.122, lower edge 1.123, front along 1.124, back edge 1.125 forms.Upper edge 1.122 is available to the attachment face of upper cover plate 1.2, and is provided with bolt connection via hole and welding knock hole.Lower edge 1.123, front are the welding edges with side plate 1.11 along 1.124 and back edge 1.125.Sidewall 1.121 is provided with reinforced rib.
As shown in Fig. 6 and Fig. 9, higher than its periphery in the middle part of described upper cover plate 1.2, described upper cover plate 1.2 clear width is provided with multiple longitudinal direction second strength beam 1.19.Second strength beam 1.19 structure of four longitudinal directions is identical, be connected to the edge of upper cover plate 1.2, and eaves 1.13 is bolted together with upper cover plate 1.2, be fixed on the IPU assembly fixed mount 2.4 of floor spare wheel groove after crossing over again together, like this, be beneficial to the intensity strengthening upper cover plate 1.2, make the weight that upper cover plate 1.2 can carry luggage.
As shown in Figure 10, as another preferred version, battery pack block 7 is arranged in two groups by multiple battery cell, forms two rectangular-shaped battery pack and is then bolted and is clamped between upper mounted plate 7.1 and bottom plate 7.2; Fixed plate 7.1 is connected with described lower house 1.1 top, and described bottom plate 7.2 is connected with bottom described lower house 1.1.
As shown in figure 11, fixed plate 7.1 comprises clinch 7.11, horizontal part 7.12 and is connected the transition phase 7.13 of clinch 7.11 and horizontal part 7.12, and described clinch 7.11 is higher than described horizontal part 7.12; Described clinch 7.11 is provided with fixed orifice, and it is connected with eaves 1.13, and the outer that described horizontal part 7.12 liang is relative is equipped with the second flange 7.15 being respectively battery management system 8 and providing the first flange 7.14 of attachment point, provide attachment point for high-voltage relay 9.Upper mounted plate 7.1 unit design has lightening hole and the reinforced rib of band heavy stand, under the prerequisite of proof strength, accomplishes lightweight as far as possible.
As shown in figure 12, the outer that described bottom plate 7.2 liang is relative is equipped with the 4th flange 7.22 being respectively battery management system 8 and providing the 3rd flange 7.21 of attachment point, provide attachment point for high-voltage relay 9, two ends, left and right shown in figure are provided with hole, are connected with bottom lower house 1.1.
For another example, shown in Fig. 5 and Figure 10, battery pack block 7 is installed to the planform of lower house 1.1 inside.Battery management system 8, high-voltage relay 9, by upper mounted plate 7.1, bottom plate 7.2, be assembled into together with battery pack block 7, being re-used as assembly is installed in lower house 1.1, connects together with the second horizontal part 1.142 with the first horizontal part 1.141 of the first strength beam 1.14 of lower house 1.1.Fixing of bottom plate 7.2, is installed from the bottom up by bolt and tightens.
Again as shown in Figure 10, fixing of battery pack block 7, suspended in midair by upper mounted plate 7.1, bottom plate 7.2 supports.As can be seen from cross sectional drawing, upper mounted plate 7.1, bottom plate 7.2 and the first strength beam 1.14 form a closed loop, and battery pack block 7 is among closed loop.In addition, the leading portion of upper mounted plate 7.1, the leading portion of bottom plate 7.2, the first strength beam 1.14, and the fixed length bolt 7.3 of battery pack block 7 forms a little closed loop in the front side of battery pack block 7, rear side is too.Further, above battery pack block 7, upper mounted plate 7.1 and the second strength beam 1.19 also form a closed loop, and such battery pack block 7 is just in the fixed support be closely connected, and has higher fastened point intensity.
Claims (10)
1. a hybrid vehicle IPU fixed sturcture, comprise IPU assembly (1), it is characterized in that: also comprise fixed support (2), described fixed support (2) comprises two ends and is detachably connected on front cross rail (2.1) above the longeron of left and right limit, rear floor and after cross member (2.2), is fixedly connected with two vertical tie-beams (2.3) between described front cross rail (2.1) and after cross member (2.2); Front cross rail (2.1) and after cross member (2.2) are all interval with multiple IPU assembly fixed mount (2.4), and described IPU assembly fixed mount (2.4) is positioned between two vertical tie-beams (2.3); Described IPU assembly (1) is connected with described IPU assembly fixed mount (2.4), and inserts and be suspended in space that described front cross rail (2.1), after cross member (2.2) and two vertical tie-beams (2.3) surround.
2. hybrid vehicle IPU fixed sturcture according to claim 1, it is characterized in that: a mounting bracket (2.5) is all welded at described front cross rail (2.1) and after cross member (2.2) two ends, described mounting bracket (2.5) is provided with mounting hole, the mounting bracket plate (5) that on the right of the left side, described floor beam (3) and floor, each welding two in beam (4) top is adaptive with described mounting bracket (2.5), the location bolt of rear end plate (5.1) of the upper welding of described mounting bracket plate (5) and described mounting hole adaptation.
3. hybrid vehicle IPU fixed sturcture according to claim 1, it is characterized in that: described IPU assembly (1) comprises lower house (1.1) and upper cover plate (1.2), described lower house (1.1) is suspended in the space that described front cross rail (2.1), after cross member (2.2) and two vertical tie-beams (2.3) surround, and described lower house (1.1) is connected with described IPU assembly fixed mount (2.4) with upper cover plate (1.2); Described lower house is provided with IPU assembly in (1.1), and described IPU assembly comprises battery pack block (7), battery management system (8), high-voltage relay (9), electric machine controller (10), DC/DC changer.
4. hybrid vehicle IPU fixed sturcture according to claim 3, it is characterized in that: described lower house (1.1) comprises the entirety being formed upper end open by two pieces of side plates (1.11), two pieces of shrouding (1.12) welding, described side plate (1.11) top is provided with eaves (1.13), and described eaves (1.13) is connected with described IPU assembly fixed mount (2.4) adaptation.
5. hybrid vehicle IPU fixed sturcture according to claim 4, it is characterized in that: described side plate (1.11) inwall is provided with the first strength beam (1.14), described first strength beam (1.14) comprises the first horizontal part (1.141) and the second horizontal part (1.142), the connecting portion (1.143) that head and the tail are connected with described first horizontal part (1.141) and the second horizontal part (1.142) end, one end respectively, described first horizontal part (1.141) and the second horizontal part (1.142) are positioned at the both sides of described connecting portion (1.143), described first horizontal part (1.141) is connected with described eaves (1.13), and described second horizontal part (1.142) is connected with lower house (1.1) bottom.
6. hybrid vehicle IPU fixed sturcture according to claim 3, it is characterized in that: described upper cover plate (1.2) middle part is higher than its periphery, and described upper cover plate (1.2) clear width is provided with multiple longitudinal direction second strength beam (1.19).
7. hybrid vehicle IPU fixed sturcture according to claim 6, is characterized in that: described second strength beam (1.19), lower house (1.1) and upper cover plate (1.2) are connected with described IPU assembly fixed mount (2.4) by bolt.
8. hybrid vehicle IPU fixed sturcture according to claim 3, it is characterized in that: battery pack block (7) is arranged in two groups by multiple battery cell, form two rectangular-shaped battery pack and be then bolted and be clamped between upper mounted plate (7.1) and bottom plate (7.2); Fixed plate (7.1) is connected with described lower house (1.1) top, and described bottom plate (7.2) is connected with described lower house (1.1) bottom.
9. hybrid vehicle IPU fixed sturcture according to claim 8, it is characterized in that: fixed plate (7.1) comprises clinch (7.11), horizontal part (7.12) and is connected the transition phase (7.13) of clinch (7.11) and horizontal part (7.12), and described clinch (7.11) is higher than described horizontal part (7.12).
10. hybrid vehicle IPU fixed sturcture according to claim 9, is characterized in that: the outer that described horizontal part (7.12) two is relative is equipped with and is respectively battery management system (8) and provides first flange (7.14) of attachment point, provide second flange (7.15) of attachment point for high-voltage relay (9); The outer that described bottom plate (7.2) two is relative is equipped with the 4th flange (7.22) being respectively battery management system (8) and providing the 3rd flange (7.21) of attachment point, provide attachment point for high-voltage relay (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510757856.8A CN105291800B (en) | 2015-11-09 | 2015-11-09 | Hybrid vehicle IPU fixed structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510757856.8A CN105291800B (en) | 2015-11-09 | 2015-11-09 | Hybrid vehicle IPU fixed structures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105291800A true CN105291800A (en) | 2016-02-03 |
| CN105291800B CN105291800B (en) | 2018-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510757856.8A Active CN105291800B (en) | 2015-11-09 | 2015-11-09 | Hybrid vehicle IPU fixed structures |
Country Status (1)
| Country | Link |
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| CN (1) | CN105291800B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113276653A (en) * | 2021-06-07 | 2021-08-20 | 东风柳州汽车有限公司 | Hybrid vehicle battery arrangement structure and mounting bracket thereof |
| CN114537117A (en) * | 2020-11-25 | 2022-05-27 | 本田技研工业株式会社 | Battery pack-mounted vehicle |
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| CN202513217U (en) * | 2011-12-31 | 2012-10-31 | 上海汽车集团股份有限公司 | Battery structure and mounting structure for same |
| CN202783434U (en) * | 2012-08-16 | 2013-03-13 | 东风汽车公司 | Floor board underneath power battery fixed support connecting structure |
| CN103419844A (en) * | 2012-05-23 | 2013-12-04 | 本田技研工业株式会社 | Electric vehicle with intelligent power unit |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20090166116A1 (en) * | 2006-02-27 | 2009-07-02 | Toyota Jidosha Kabushiki Kaisha | Structure mounting an electricity storage pack on a vehicle |
| CN201347134Y (en) * | 2008-11-28 | 2009-11-18 | 比亚迪股份有限公司 | Floor structure of electric vehicle |
| CN202513217U (en) * | 2011-12-31 | 2012-10-31 | 上海汽车集团股份有限公司 | Battery structure and mounting structure for same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114537117A (en) * | 2020-11-25 | 2022-05-27 | 本田技研工业株式会社 | Battery pack-mounted vehicle |
| CN113276653A (en) * | 2021-06-07 | 2021-08-20 | 东风柳州汽车有限公司 | Hybrid vehicle battery arrangement structure and mounting bracket thereof |
| CN113276653B (en) * | 2021-06-07 | 2022-09-13 | 东风柳州汽车有限公司 | Hybrid vehicle battery arrangement structure and mounting bracket thereof |
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| Publication number | Publication date |
|---|---|
| CN105291800B (en) | 2018-09-14 |
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Address after: 430056 No. 1 Dongfeng Avenue, Wuhan economic and Technological Development Zone, Hubei, Wuhan Patentee after: dFac Address before: 430056 No. 1 Dongfeng Avenue, Wuhan economic and Technological Development Zone, Hubei, Wuhan Patentee before: Dongfeng Car Co. |