CN202130495U - Heavy-load chassis of electric vehicle - Google Patents
Heavy-load chassis of electric vehicle Download PDFInfo
- Publication number
- CN202130495U CN202130495U CN201120217016U CN201120217016U CN202130495U CN 202130495 U CN202130495 U CN 202130495U CN 201120217016 U CN201120217016 U CN 201120217016U CN 201120217016 U CN201120217016 U CN 201120217016U CN 202130495 U CN202130495 U CN 202130495U
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- China
- Prior art keywords
- longeron
- monolithic
- longitudinal beam
- front cross
- center member
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- 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.)
- Expired - Lifetime
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Body Structure For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model discloses a heavy-load chassis of an electric vehicle, which comprises a frame. The frame consists of a left single longitudinal beam, a right single longitudinal beam and a crossbeam, and the left single longitudinal beam and the right single longitudinal beam are connected by the aid of the crossbeam. The left single longitudinal beam comprises a left upper longitudinal beam and a left lower longitudinal beam, the left upper longitudinal beam and the left lower longitudinal beam are connected through left vertical beams and left inclined beams, and part of the left vertical beams and the left inclined beams form a triangle with the left upper longitudinal beam or the left lower longitudinal beam. The right single longitudinal beam comprises a right upper longitudinal beam and a right lower longitudinal beam, the right upper longitudinal beam and the right lower longitudinal beam are connected through right vertical beams and right inclined beams, and part of the right vertical beams and the right inclined beams form a triangle with the right upper longitudinal beam or the right lower longitudinal beam. The crossbeam comprises a front crossbeam, a middle crossbeam and a back crossbeam, spring boards are arranged below the left single longitudinal beam and the right single longitudinal beam, and wheels are arranged on the outer side of each of the left single longitudinal beam and the right single longitudinal beam. The heavy-load chassis of the electric vehicle is simple in structure, the frame is uniform in stress, high in carrying capability and long in service life, stable running of the electric vehicle can be guaranteed and safety thereof can be improved greatly.
Description
Technical field
The utility model belongs to the Vehicle Engineering technical field, particularly a kind of heavy lift electric automobile chassis.
Background technology
Along with the progress of expanding economy with science and technology, market improves constantly the requirement of automotive performance, and is seriously polluted to atmosphere of the automobile of power with the combustion engine; And receive the restriction of resource; Can't continue existing each item requirement, will face the trend that is eliminated, the substitute is elec. vehicle.Traditional internal-combustion engine vehicle is only by maximum load capacity design chassis; And elec. vehicle must increase the electrokinetic cell pool-size for improving continual mileage, has also increased the own wt of vehicle chassis simultaneously; Cause its maximum load capacity to reduce far away, limited the operating efficiency of vehicle.
As everyone knows; The commerial vehicle of China is in operation and all takes the way of unrestricted overload to satisfy various benefits; And distortion in various degree can appear in existing body-chassis frame construction and chassis continuous running under this kind overload state; Cause chassis ridgepole distortion or crooked, lopsidedness or middle phenomenon of revealing all the details appear in vehicle under the fully laden, have great potential safety hazard.
In addition; Existing non-bearing formula vehicle chassis all adopts the channel-section steel form, i.e. longeron and a plurality of crossbeam riveted joint forms, the chassis under fully laden according to the main load-bearing in weight position on corresponding chassis points; And can not be distributed to uniformly on each aspect on chassis; Under the road that jolts, supporting point is bearing the pressure of how much multiples, makes chassis ridgepole produce fatigue deformation in the course of time; Simultaneously, the channel beam structure design on chassis can not vehicle turn or about the cross side stress that produces when jolting, cause channel beam to produce torsional deflection, vehicle chassis is short service life, load-carrying capacity is poor.
The utility model content
The purpose of the utility model provide a kind of simple in structure, stressed evenly, strong, the driving stability of load-carrying capacity, safe and reliable heavy lift electric automobile chassis.
For realizing above-mentioned purpose, the technical scheme of the utility model is: a kind of heavy lift electric automobile chassis, comprise vehicle frame, and said vehicle frame is made up of left monolithic longeron, right monolithic longitudinal and cross beam, and left monolithic longeron links to each other through crossbeam with right monolithic longeron; Left side monolithic longeron comprises upper left longeron and left longeron down, and upper left longeron links to each other with left cant beam through left vertical beam with left longeron down, part left vertical beam and left cant beam and upper left longeron or the left formation of longeron down triangle; Right monolithic longeron comprises upper right longeron and bottom right longeron, and upper right longeron links to each other with right cant beam through right vertical beam with the bottom right longeron, and part right vertical beam and right cant beam and upper right longeron or bottom right longeron constitute triangle; Crossbeam comprises front cross rail, center member and after cross member; Left side monolithic longeron and right monolithic longeron below are provided with spring plate, and the left monolithic longeron and the right monolithic longeron outside are provided with tire.
Said front cross rail comprises first front cross rail and second front cross rail that is provided with at interval, and first front cross rail is lower than second front cross rail; Center member comprises first center member and second center member that is provided with at interval, and first center member is higher than second front cross rail; After cross member comprises first after cross member and second after cross member that is provided with at interval, first center member, second center member, first after cross member and height such as second after cross member grade.
The outer middle side part of said left monolithic longeron and right monolithic longeron is respectively equipped with left subframe and right subframe, and left subframe and left monolithic longeron constitute quadra, and right subframe and right monolithic longeron constitute quadra.
The driving assembly is housed on the said vehicle frame; It comprises motor, electric machine controller, change-speed box, transmission shaft, driving rear axle and six component parts of electrokinetic cell; Motor is installed in left monolithic longeron and right monolithic longeron interior front; Motor top connects electric machine controller, motor rear portion be in transmission connection successively change-speed box, transmission shaft and driving rear axle, driving rear axle across with the vehicle frame postmedian.
Said electrokinetic cell is arranged between first front cross rail and second front cross rail respectively, between first center member and second center member, in the quadra that constitutes of left subframe and left monolithic longeron and in the quadra of right subframe and right monolithic longeron formation.
Compared with prior art, the beneficial effect of the utility model is:
1, the utility model comprises vehicle frame and drives assembly, and said vehicle frame is made up of left monolithic longeron, right monolithic longitudinal and cross beam, and left monolithic longeron links to each other through crossbeam with right monolithic longeron; Left side monolithic longeron comprises upper left longeron and left longeron down, and upper left longeron links to each other with left cant beam through left vertical beam with left longeron down, part left vertical beam and left cant beam and upper left longeron or the left formation of longeron down triangle; Right monolithic longeron comprises upper right longeron and bottom right longeron, and upper right longeron links to each other with right cant beam through right vertical beam with the bottom right longeron, and part right vertical beam and right cant beam and upper right longeron or bottom right longeron constitute triangle; Crossbeam comprises front cross rail, center member and after cross member; The utility model is simple in structure, and own wt is light, has not only guaranteed big beam strength but also the electrokinetic cell casing is provided; Under the vehicle fully laden, can better weight distribution each to vehicle frame be put, guarantee that vehicle frame is stressed evenly; Vehicle frame load-carrying capacity and service life have been improved; Simultaneously, left vertical beam and left cant beam and upper left longeron or a left side longeron down constitute triangle, part right vertical beam and right cant beam and upper right longeron or bottom right longeron formation triangle, make full use of leg-of-mutton characteristic and absorb the various stress that produce under the specific condition rapidly; Resist the cross side stress that vehicle goes and produces under turning and abominable road; Prevent the vehicle frame torsional deflection, guarantee that vehicle stabilization goes, can improve vehicle safety greatly.
2, front cross rail comprises first front cross rail and second front cross rail that is provided with at interval, and first front cross rail is lower than second front cross rail; Center member comprises first center member and second center member that is provided with at interval, and first center member is higher than second front cross rail; Adopt the drop propons to be convenient to arrange operator's compartment, can improve the rationally distributed property of car load.
3, electrokinetic cell be arranged between first front cross rail and second front cross rail respectively, between first center member and second center member, in the quadra that constitutes of left subframe and left monolithic longeron and in the quadra of right subframe and right monolithic longeron formation; The weight proportion of bridge before and after can guaranteeing; Battery pack between first center member and second center member adopts mounting means setting between wheelbase; And comprised most of electrokinetic cell; Make vehicle's center of gravity be arranged in the car load below, can guarantee the axle load proportioning of vehicle, be convenient to the layout of vehicle body and the maintenance and the replacing of battery.
4, the utility model is applied widely, can apply to the repacking of multiple special vehicle and different vehicle.
Description of drawings
Fig. 1 is the structural representation of the utility model.
The specific embodiment
Heavy lift electric automobile chassis as shown in Figure 1; It comprises vehicle frame and drives assembly; Vehicle frame is made up of left monolithic longeron, right monolithic longitudinal and cross beam; Left side monolithic longeron comprises a upper left longeron 61 and left side longeron 131 down, and upper left longeron 61 links to each other with left cant beam 24 through left vertical beam 22 with left longeron 131 down, part left vertical beam 22 and left cant beam 24 and upper left longeron 61 or left longeron down 131 formation triangles; Right monolithic longeron comprises upper right longeron 6 and bottom right longeron 13, and upper right longeron 6 links to each other with right cant beam 25 through right vertical beam 23 with bottom right longeron 13, and part right vertical beam 23 constitutes triangle with right cant beam 25 and upper right longeron 6 or bottom right longeron 13.Crossbeam comprises front cross rail, center member and after cross member, and front cross rail comprises that first front cross rail 7 and second front cross rail, 8, the first front cross rails 7 that are provided with at interval are lower than second front cross rail 8; Center member comprises that first center member 9 and second center member, 10, the first center members 9 that are provided with at interval are higher than second front cross rail 8; After cross member comprises first after cross member 11 that is provided with at interval and second after cross member, 12, the first center members 9, second center member 10, first after cross member 11 and second after cross member, 12 height such as grade; Adopt the drop propons to be convenient to arrange operator's compartment, can improve the rationally distributed property of car load.Left side monolithic longeron and right monolithic longeron link to each other with second after cross member 12 through first front cross rail 7, second front cross rail 8, first center member 9, second center member 10, first after cross member 11.Middle side part is respectively equipped with left subframe 15 and right subframe 14 outside left monolithic longeron and right monolithic longeron, and left subframe 15 constitutes quadra with left monolithic longeron, and right subframe 14 constitutes quadra with right monolithic longeron.
Below left monolithic longeron and right monolithic longeron, be provided with front spring plate 19 and rear spring plate 20, the left monolithic longeron and the right monolithic longeron outside are provided with tire 21.
Drive assembly and comprise motor 1, electric machine controller 2, change-speed box 3, transmission shaft 4, driving rear axle 5 and six component parts of electrokinetic cell; Motor 1 adopts the elastic shock attenuation original paper to be fixedly mounted on left monolithic longeron and right monolithic longeron interior front; I.e. second front cross rail, 8 back lower places can guarantee the stability and the reliability of motor 1 output torque.Motor 1 top connects electric machine controller 2, motor 1 rear portion be in transmission connection successively change-speed box 3, transmission shaft 4 and driving rear axle 5, driving rear axle 5 across with the vehicle frame postmedian.Electrokinetic cell comprises battery pack 16, battery pack 17 and battery pack 18, and battery pack 16 is fixedly installed between first front cross rail 7 and second front cross rail 8, the weight proportion of bridge before and after can guaranteeing; Mounting means is arranged between first center member 9 and second center member 10 between battery pack 17 employing wheelbases; Battery pack 17 has comprised most of electrokinetic cell; Make vehicle's center of gravity be arranged in the car load below, can guarantee the axle load proportioning of vehicle, be convenient to the layout of vehicle body and the maintenance and the replacing of battery; Battery pack 18 is arranged in the quadra that constitutes with right subframe 14 and right monolithic longeron in the quadra that left subframe 15 and left monolithic longeron constitute.
In the utility model, left monolithic longeron, right monolithic longitudinal and cross beam are formed truss structure by high quality square tube or pipe.
The utility model is under the vehicle fully laden; Can better weight distribution each to vehicle frame be put, guarantee that vehicle frame is stressed evenly, improve vehicle frame load-carrying capacity and service life; Simultaneously; Left vertical beam 22 and left cant beam 24 and upper left longeron 61 or left longeron down 131 formation triangles, part right vertical beam 23 and right cant beam 25 and upper right longeron 6 or bottom right longeron 13 formation triangles make full use of leg-of-mutton characteristic and absorb the various stress that produce under the specific condition rapidly, resist the cross side stress that vehicle goes and produces under turning and abominable road; Prevent the vehicle frame torsional deflection, guarantee that vehicle stabilization goes.
The vehicle frame front upper of the utility model can be installed the operator's compartment assembly, the vehicle frame rear portion is mainly used in and back axle assembly is installed and the repacking space is provided.
Claims (5)
1. a heavy lift electric automobile chassis comprises vehicle frame, it is characterized in that: said vehicle frame is made up of left monolithic longeron, right monolithic longitudinal and cross beam, and left monolithic longeron links to each other through crossbeam with right monolithic longeron; Left side monolithic longeron comprises upper left longeron and left longeron down, and upper left longeron links to each other with left cant beam through left vertical beam with left longeron down, part left vertical beam and left cant beam and upper left longeron or the left formation of longeron down triangle; Right monolithic longeron comprises upper right longeron and bottom right longeron, and upper right longeron links to each other with right cant beam through right vertical beam with the bottom right longeron, and part right vertical beam and right cant beam and upper right longeron or bottom right longeron constitute triangle; Crossbeam comprises front cross rail, center member and after cross member; Left side monolithic longeron and right monolithic longeron below are provided with spring plate, and the left monolithic longeron and the right monolithic longeron outside are provided with tire.
2. heavy lift electric automobile chassis as claimed in claim 1 is characterized in that: said front cross rail comprises first front cross rail and second front cross rail that is provided with at interval, and first front cross rail is lower than second front cross rail; Center member comprises first center member and second center member that is provided with at interval, and first center member is higher than second front cross rail; After cross member comprises first after cross member and second after cross member that is provided with at interval, first center member, second center member, first after cross member and height such as second after cross member grade.
3. according to claim 1 or claim 2 heavy lift electric automobile chassis; It is characterized in that: the outer middle side part of said left monolithic longeron and right monolithic longeron is respectively equipped with left subframe and right subframe; Left side subframe and left monolithic longeron constitute quadra, and right subframe and right monolithic longeron constitute quadra.
4. heavy lift electric automobile chassis as claimed in claim 1; It is characterized in that: the driving assembly is housed on the said vehicle frame; It comprises motor, electric machine controller, change-speed box, transmission shaft, driving rear axle and six component parts of electrokinetic cell, and motor is installed in left monolithic longeron and right monolithic longeron interior front, and the motor top connects electric machine controller; Motor rear portion be in transmission connection successively change-speed box, transmission shaft and driving rear axle, driving rear axle across with the vehicle frame postmedian.
5. heavy lift electric automobile chassis as claimed in claim 4 is characterized in that: said electrokinetic cell is arranged between first front cross rail and second front cross rail respectively, between first center member and second center member, in the quadra that constitutes of left subframe and left monolithic longeron and in the quadra of right subframe and right monolithic longeron formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120217016U CN202130495U (en) | 2011-06-24 | 2011-06-24 | Heavy-load chassis of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120217016U CN202130495U (en) | 2011-06-24 | 2011-06-24 | Heavy-load chassis of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202130495U true CN202130495U (en) | 2012-02-01 |
Family
ID=45519276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120217016U Expired - Lifetime CN202130495U (en) | 2011-06-24 | 2011-06-24 | Heavy-load chassis of electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202130495U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102303644A (en) * | 2011-06-24 | 2012-01-04 | 李辉 | Heavy-load electric vehicle chassis |
| CN104802860A (en) * | 2014-01-27 | 2015-07-29 | 比亚迪股份有限公司 | Frame component of electric truck and electric truck |
| CN104859717A (en) * | 2015-04-13 | 2015-08-26 | 西安西沃客车有限公司 | Light electric motor coach frame structure and light electric motor coach |
| CN104859718A (en) * | 2015-04-13 | 2015-08-26 | 西安西沃客车有限公司 | Light electric motor coach power battery device and light electric motor coach |
| CN105905164A (en) * | 2016-06-07 | 2016-08-31 | 吕馗 | Trailer frame |
| CN108238107A (en) * | 2018-02-14 | 2018-07-03 | 常州科研试制中心有限公司 | Mining electric vehicle |
| CN108372886A (en) * | 2017-01-30 | 2018-08-07 | 通用汽车环球科技运作有限责任公司 | The structural reinforcement of electric vehicle |
| CN109501862A (en) * | 2019-01-14 | 2019-03-22 | 柯恩汽车有限公司 | Vehicle frame and automobile |
| CN110466610A (en) * | 2019-08-27 | 2019-11-19 | 北京航天发射技术研究所 | Extraordinary electricity drives chassis bogey |
| CN110861481A (en) * | 2019-11-05 | 2020-03-06 | 广州电力机车有限公司 | Battery installation device of electric mining vehicle |
| CN111791954A (en) * | 2020-06-22 | 2020-10-20 | 东风商用车有限公司 | Pure electric truck chassis adopting through longitudinal beam frame |
| CN114735081A (en) * | 2022-04-21 | 2022-07-12 | 吉林大学 | Aluminum alloy frame and power battery compartment integrated structure |
-
2011
- 2011-06-24 CN CN201120217016U patent/CN202130495U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012174992A1 (en) * | 2011-06-24 | 2012-12-27 | Li Hui | Chassis for heavy-load electric vehicle |
| CN102303644A (en) * | 2011-06-24 | 2012-01-04 | 李辉 | Heavy-load electric vehicle chassis |
| CN104802860A (en) * | 2014-01-27 | 2015-07-29 | 比亚迪股份有限公司 | Frame component of electric truck and electric truck |
| CN104859717A (en) * | 2015-04-13 | 2015-08-26 | 西安西沃客车有限公司 | Light electric motor coach frame structure and light electric motor coach |
| CN104859718A (en) * | 2015-04-13 | 2015-08-26 | 西安西沃客车有限公司 | Light electric motor coach power battery device and light electric motor coach |
| CN104859718B (en) * | 2015-04-13 | 2017-04-26 | 西安西沃客车有限公司 | Light electric motor coach power battery device and light electric motor coach |
| CN104859717B (en) * | 2015-04-13 | 2017-07-11 | 中航爱维客汽车有限公司 | Electric light bus body frame structure for automotive and electric light bus |
| CN105905164A (en) * | 2016-06-07 | 2016-08-31 | 吕馗 | Trailer frame |
| CN108372886A (en) * | 2017-01-30 | 2018-08-07 | 通用汽车环球科技运作有限责任公司 | The structural reinforcement of electric vehicle |
| CN108238107A (en) * | 2018-02-14 | 2018-07-03 | 常州科研试制中心有限公司 | Mining electric vehicle |
| CN109501862A (en) * | 2019-01-14 | 2019-03-22 | 柯恩汽车有限公司 | Vehicle frame and automobile |
| CN110466610A (en) * | 2019-08-27 | 2019-11-19 | 北京航天发射技术研究所 | Extraordinary electricity drives chassis bogey |
| CN110861481A (en) * | 2019-11-05 | 2020-03-06 | 广州电力机车有限公司 | Battery installation device of electric mining vehicle |
| CN111791954A (en) * | 2020-06-22 | 2020-10-20 | 东风商用车有限公司 | Pure electric truck chassis adopting through longitudinal beam frame |
| CN111791954B (en) * | 2020-06-22 | 2021-07-06 | 东风商用车有限公司 | Pure electric truck chassis adopting through longitudinal beam frame |
| CN114735081A (en) * | 2022-04-21 | 2022-07-12 | 吉林大学 | Aluminum alloy frame and power battery compartment integrated structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120201 |
|
| CX01 | Expiry of patent term |