CN102530088A - Chassis for electric car - Google Patents

Chassis for electric car Download PDF

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Publication number
CN102530088A
CN102530088A CN201210015427XA CN201210015427A CN102530088A CN 102530088 A CN102530088 A CN 102530088A CN 201210015427X A CN201210015427X A CN 201210015427XA CN 201210015427 A CN201210015427 A CN 201210015427A CN 102530088 A CN102530088 A CN 102530088A
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CN
China
Prior art keywords
longitudinal beam
transverse beam
chassis
middle longitudinal
electric automobile
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Granted
Application number
CN201210015427XA
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Chinese (zh)
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CN102530088B (en
Inventor
王建排
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Hebei energy high Amperex Technology Limited
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王建排
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to CN2011100250499 priority Critical
Priority to CN2011100250499A priority patent/CN102275612A/en
Priority to CN201110025049.9 priority
Application filed by 王建排 filed Critical 王建排
Priority to CN201210015427.XA priority patent/CN102530088B/en
Publication of CN102530088A publication Critical patent/CN102530088A/en
Application granted granted Critical
Publication of CN102530088B publication Critical patent/CN102530088B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention relates to a chassis for an electric car. The key is that: the chassis comprises a bottom plate and longitudinal and horizontal beam structures for supporting the weight of a car body, wherein a middle longitudinal beam is arranged at the position of a central line of the bottom plate of the chassis of a vehicle; the beam structures are battery compartments or battery compartment frame structures; a front horizontal beam with a front suspension, a rear horizontal beam with a rear suspension, a front horizontal beam at two sides of a middle longitudinal beam and a lateral longitudinal beam connected with the rear horizontal beam are fixedly integrated to form a main framework of the car, a secondary beam, a baffle, a bumper, a protection plate and other chassis attached structures are mounted or welded on the basis, the upper parts and the lower parts of the front suspension and the rear suspension are movably or fixedly connected with the main framework; and the middle longitudinal beam not only has a function of bearing a primary beam of the chassis, namely, can be used as a large-capacity battery compartment or a battery compartment frame, but also makes use of spare space of the chassis. The inherent properties of the chassis for the electric car are realized, the inherent advantages are reflected, the structure is firm and easy to manufacture, the cost is low, the bearing capacity is high, and the self weight can be reduced.

Description

A kind of electric automobile chassis
Technical field
The present invention relates to a kind of electric automobile chassis technical field.
Background technology
Mostly current electric automobile chassis is that with former traditional fuel-engined vehicle chassis structure be main or a little improvement.The tradition fuel-engined vehicle owing to receive the restriction of engine system and driving system, has to be employed in the chassis of usefulness, and the chassis manufacturing structure is complicated, cost is high, and bearing capacity, deadweight lightweight, cruising characteristic, and safety all can not realize optimization.And for electronlmobil, one of most critical issue of electronlmobil is the stability of equilibrium of automobile, and in order to make automobile balance, the maximum factor of weight is a battery, and how battery is arranged to the key for key in the chassis.Most of structure of general automobile is symmetrical, but there also have some factors to cause to be asymmetric, and the weight of direction machine, gauge panel and driving, passenger has for example caused the labile factor of electronlmobil.The present invention improves the spatial destribution of battery in base plate.
Summary of the invention
A kind of electric automobile chassis of the present invention; Gravity balance problem for the base plate that solves electric automobile chassis; The technical scheme that adopts is: comprise the base plate of supported cart body weight and girder construction in length and breadth in the structure; Midline position at the base plate of vehicle chassis is provided with middle longitudinal beam, and this girder construction is battery compartment or battery compartment tower structure.Main framing with the preceding transverse beam of installation forward mounting, the preceding transverse beam that rear-mounted back transverse beam, middle longitudinal beam both sides are installed and back transverse beam bonded assembly side longitudinal beam, their fixed one formation vehicles.Auxiliary girder, dividing plate, bumper/spoiler, backplate wait the chassis accessory structure to install on this basis or weld.Forward mounting, rear-mounted upper and lower is with the main framing activity or captive joint.Mounting vehicle base plate between middle longitudinal beam both sides and both sides side longitudinal beam is in order to mounting vehicle seat or freight house.
Summing up above main points invention main points of the present invention is: the battery compartment of vehicle rear and front end direction or the middle longitudinal beam that the battery compartment frame is used as vehicle chassis are set at the vehicle chassis center.And the design through storehouse formula transverse beam can be according to the direction machine or drive, the weight of passenger is regulated, counterweight, middle longitudinal beam, be fixed together with middle longitudinal beam before transverse beam and back transverse beam, be positioned in the both sides, the main framing that the hitch with preceding transverse beam and back transverse beam bonded assembly side longitudinal beam and before installing in transverse beam and the back transverse beam constitutes vehicle chassis of longitudinal beam.In one or more of longitudinal beam, preceding transverse beam, back transverse beam, side longitudinal beam be that lining adds that auxiliary material are strengthened or the compound type of stack.Also comprise auxilliary beam, dividing plate, bumper/spoiler, backplate in the main framing structure of vehicle chassis, above structure installing and locating on main framing.
Through above-mentioned solution: the middle longitudinal beam of electric automobile chassis is the effect of bearing the chassis girder incessantly, can use as high-capacity battery compartment or battery compartment frame, has utilized the not busy complementary space of base plate again, killing three birds with one stone.Realized the build-in attribute of electric automobile chassis, embodied inborn preceence, firm in structure being prone to made, and cost is low, and bearing capacity is high, but deadweight and lightweight.Because it is overlapping that the geometric center of gravity of the main weight of vehicle and vehicle realizes, the stationarity of going, handling, safety are that original car chassis is far incomparable.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is another embodiment scheme drawing of the base plate of electronlmobil of the present invention.
Longitudinal beam in 1 representative, 2 represent forward mounting, transverse beam before 3 representatives, 4 represent the back suspension, and 5 represent the back transverse beam, and 6 represent the side longitudinal beam, and 7 represent base plate, and 8 represent dividing plate, and 9 represent bumper/spoiler, the auxilliary beam of 10 representatives, 3A, 5A represent storehouse formula transverse beam.
The specific embodiment
A kind of electric automobile chassis comprises the base plate 7 of supported cart body weight and girder construction in length and breadth in the structure, key is: longitudinal beam 1 in the midline position of the base plate 7 of vehicle chassis is provided with, this girder construction is battery compartment or battery compartment tower structure.
Storehouse formula transverse beam 3A, 5A are set on base plate 7, are counterweight surge bunker or storehouse formula tower structure, storehouse formula transverse beam 3A, 5A and 1 square crossing of middle longitudinal beam are located by connecting and form the structure of vertical two horizontal strokes.Because vehicle chassis constantly will keep balance, especially when the design direction machine, because the general left side or the right that only can be arranged on front part of vehicle of direction machine.Vehicle floor 7 and middle longitudinal beam 1, preceding transverse beam 3 and back transverse beam 5 can be designed as " worker " word structure, " king " word structure, perhaps " Gui " word structure; Do not lift one's head in " Gui " word upper end; No matter which limit the direction machine is arranged on, and can guarantee that through battery being provided with in all battery compartments vehicle is all the time with respect to middle longitudinal beam 1 symmetrical balance.
Described storehouse formula transverse beam 3A, preceding transverse beam 3 and back transverse beam 5 that 5A comprises to be fixed together with middle longitudinal beam 1, between preceding transverse beam 3 and back transverse beam 5, the location, both sides of middle longitudinal beam 1 side longitudinal beam 6 is arranged and install before the be combined into one load-bearing main body structure of formation vehicle chassis of hitch and base plate 7 in transverse beam 3 and the back transverse beam 5.
Serve as a contrast at least one parts in middle longitudinal beam 1, preceding transverse beam 3, back transverse beam 5, the side longitudinal beam 6 and add the auxiliary material reinforcement.
The shape of cross section of middle longitudinal beam 1 is rectangle or circular or spill or convex.
The load-bearing main body structure of vehicle chassis also comprises auxilliary beam 10, dividing plate 8, bumper/spoiler 9 and backplate.
Comprise battery slide rail, battery to level sensor and shockproof latching device in the structure in the middle longitudinal beam 1, and be provided with supporting battery altering gangway.
The shape of cross section of storehouse formula transverse beam 3A, 5A is rectangle or circular or spill or convex, and inside is divided into 3-6 branch bin, is positioned at the both sides of middle longitudinal beam 1, and each bin independently is provided with to import and export and forms counterweight backup power memory storage.
The present invention in the specific implementation, the preceding transverse beam 3 and back transverse beam 5 bonded assembly side longitudinal beams 6 of middle longitudinal beam 1 and the preceding transverse beam 3 that forward mounting 2 is installed, the back transverse beam 5 that back suspension 4 is installed, middle longitudinal beam 1 both sides, their fixed one constitute the main framing of vehicle.Auxilliary beam 10, dividing plate 8, bumper/spoiler 9, backplate 11 wait the chassis accessory structure to install on this basis or weld.The upper and lower of forward mounting 2 back suspension 4 is with the main framing activity or captive joint.6 of the side longitudinal beams of middle longitudinal beam 1 both sides and both sides are installed base plate 7, in order to mounting vehicle seat or freight house.
So just can produce complete electric automobile chassis, the installation of car shell is installed auxilliary beam or carriage again according to different shapes, satisfies the chassis needs of different automobile types.Certainly Fig. 1 is the basic schematic form of embodiment, can be single entry like longeron, crossbeam, also can be many formulas or combined type.Also as middle longitudinal beam 1, be connected with 5 of the transverse beams in back or also be a kind of implementation of the present invention through assisting connection in preceding transverse beam 3.
A kind of electric automobile chassis in order to reduce the electronlmobil own wt, reaches purpose of energy saving more, can also be set to steel by the main framing material, and other material is an alloy metal material.Also can adopt other compound light materials such as carbon fiber, organic matter, inorganic matter.Specific embodiment is as shown in Figure 1: chassis accessory structures such as auxilliary beam 10, base plate 7, dividing plate 8, backplate adopt aluminum alloy materials.
Other is some little changes within the scope of the present invention, as: in vehicle center the battery compartment or the battery compartment frame of rear and front end direction are set, as the shape of the middle longitudinal beam 1 of vehicle can square bar formula, circle bar formula, solely beam type, concavo-convex abnormal shape; For making things convenient for the driver leg on the vehicle to move, the battery of device can be done at interval and lay in the middle longitudinal beam 1, is provided with etc. for spill here.

Claims (8)

1. electric automobile chassis; Comprise the base plate (7) of supported cart body weight and the framed structure formed of beam in length and breadth in the structure; It is characterized in that: the midline position at the base plate (7) of vehicle chassis is provided with middle longitudinal beam (1), and this girder construction is battery compartment or battery compartment tower structure.
2. electric automobile chassis according to claim 1; It is characterized in that: storehouse formula transverse beam (3A, 5A) is set on base plate (7), is counterweight surge bunker or storehouse formula tower structure, storehouse formula transverse beam (3A, 5A) is located by connecting with middle longitudinal beam (1) square crossing and forms the structure of vertical two horizontal strokes.
3. electric automobile chassis according to claim 2; It is characterized in that: described storehouse formula transverse beam (3A, 5A) comprises the preceding transverse beam (3) that is fixed together with middle longitudinal beam (1) and back transverse beam (5), between preceding transverse beam (3) and back transverse beam (5), the location, both sides of middle longitudinal beam (1) side longitudinal beam (6) is arranged and install before transverse beam (3) and after the be combined into one load-bearing main body structure of formation vehicle chassis of hitch and base plate (7) in the transverse beam (5).
4. electric automobile chassis according to claim 3 is characterized in that: in middle longitudinal beam (1), preceding transverse beam (3), back transverse beam (5), the side longitudinal beam (6) at least one parts lining add auxiliary material and strengthen.
5. according to claim 1 or 2 or 3 or 4 described electric automobile chassis, it is characterized in that: the shape of cross section of middle longitudinal beam (1) is rectangle or circular or spill or convex.
6. electric automobile chassis according to claim 3 is characterized in that: the load-bearing main body structure of vehicle chassis also comprises auxilliary beam (10), dividing plate (8), bumper/spoiler (9) and backplate.
7. electric automobile chassis according to claim 1 is characterized in that: comprise battery slide rail, battery to level sensor and shockproof latching device in the structure in the middle longitudinal beam (1), and be provided with supporting battery altering gangway.
8. electric automobile chassis according to claim 2; It is characterized in that: the shape of cross section of storehouse formula transverse beam (3A, 5A) is rectangle or circular or spill or convex; Inside is divided into 3-6 branch bin, is positioned at the both sides of middle longitudinal beam (1), and each bin independently is provided with to import and export and forms counterweight backup power memory storage.
CN201210015427.XA 2011-01-24 2012-01-18 A kind of electric automobile chassis Active CN102530088B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2011100250499 2011-01-24
CN2011100250499A CN102275612A (en) 2011-01-24 2011-01-24 Electromobile chassis
CN201110025049.9 2011-01-24
CN201210015427.XA CN102530088B (en) 2011-01-24 2012-01-18 A kind of electric automobile chassis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210015427.XA CN102530088B (en) 2011-01-24 2012-01-18 A kind of electric automobile chassis

Publications (2)

Publication Number Publication Date
CN102530088A true CN102530088A (en) 2012-07-04
CN102530088B CN102530088B (en) 2016-02-24

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CN201210015427.XA Active CN102530088B (en) 2011-01-24 2012-01-18 A kind of electric automobile chassis

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CN2011100250499A Pending CN102275612A (en) 2011-01-24 2011-01-24 Electromobile chassis

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105730208A (en) * 2016-04-14 2016-07-06 北京新能源汽车股份有限公司 Vehicle power system mounting structure and vehicle with same
CN108136885A (en) * 2015-07-15 2018-06-08 Gi4有限公司 The arrangement of central loading-carrier pipe of motor vehicle chassis with integrated form rotating electric motor, the method placed and used
CN109720410A (en) * 2019-02-27 2019-05-07 黄河交通学院 A kind of lightweight chassis structure of electric car
ES2894894A1 (en) * 2020-08-10 2022-02-16 Future Trends Tech S L Electric vehicle frame (Machine-translation by Google Translate, not legally binding)
CN114162217A (en) * 2021-11-12 2022-03-11 江铃汽车股份有限公司 Electric chassis and automobile

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103359233B (en) * 2013-07-23 2015-06-17 湖南湖大艾盛汽车技术开发有限公司 Combinable vehicle chassis device
CN104071229B (en) * 2014-05-08 2018-11-09 河北中能格瑞电动汽车有限公司 A kind of body frame structure for automotive of full-bearing type pure electric coach
CN112977619A (en) * 2019-12-16 2021-06-18 北汽福田汽车股份有限公司 Electric automobile frame and electric automobile

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5632471A (en) * 1994-08-02 1997-05-27 Fichtel & Sachs Ag Air suspension system of a motor vehicle with air shocks or air spring with a compressed air container in the air suspension system
JPH10278596A (en) * 1997-04-08 1998-10-20 Hiroshi Shimizu Electric vehicle
US20040134699A1 (en) * 2002-06-11 2004-07-15 Hiroshi Shimizu Body construction of electric car
CN201405716Y (en) * 2009-04-21 2010-02-17 王建排 Electric vehicle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5632471A (en) * 1994-08-02 1997-05-27 Fichtel & Sachs Ag Air suspension system of a motor vehicle with air shocks or air spring with a compressed air container in the air suspension system
JPH10278596A (en) * 1997-04-08 1998-10-20 Hiroshi Shimizu Electric vehicle
US20040134699A1 (en) * 2002-06-11 2004-07-15 Hiroshi Shimizu Body construction of electric car
CN201405716Y (en) * 2009-04-21 2010-02-17 王建排 Electric vehicle

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108136885A (en) * 2015-07-15 2018-06-08 Gi4有限公司 The arrangement of central loading-carrier pipe of motor vehicle chassis with integrated form rotating electric motor, the method placed and used
CN105730208A (en) * 2016-04-14 2016-07-06 北京新能源汽车股份有限公司 Vehicle power system mounting structure and vehicle with same
CN105730208B (en) * 2016-04-14 2018-07-31 北京新能源汽车股份有限公司 Automotive power mounting structure and vehicle with it
CN109720410A (en) * 2019-02-27 2019-05-07 黄河交通学院 A kind of lightweight chassis structure of electric car
CN109720410B (en) * 2019-02-27 2020-06-23 黄河交通学院 Lightweight chassis structure of electric automobile
ES2894894A1 (en) * 2020-08-10 2022-02-16 Future Trends Tech S L Electric vehicle frame (Machine-translation by Google Translate, not legally binding)
CN114162217A (en) * 2021-11-12 2022-03-11 江铃汽车股份有限公司 Electric chassis and automobile

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Publication number Publication date
CN102275612A (en) 2011-12-14
CN102530088B (en) 2016-02-24

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Effective date of registration: 20171106

Address after: 050800 Hebei province Shijiazhuang District Zhu Fu Tun Street eastbound 500 meters south

Patentee after: Hebei energy high Amperex Technology Limited

Address before: Shijiazhuang City, Hebei Province North Street 050003 No. 92 Guangshun cigarette and liquor vendor

Patentee before: Wang Jianpai