CN102358347B - Chassis of minibus - Google Patents
Chassis of minibus Download PDFInfo
- Publication number
- CN102358347B CN102358347B CN2011102873460A CN201110287346A CN102358347B CN 102358347 B CN102358347 B CN 102358347B CN 2011102873460 A CN2011102873460 A CN 2011102873460A CN 201110287346 A CN201110287346 A CN 201110287346A CN 102358347 B CN102358347 B CN 102358347B
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- CN
- China
- Prior art keywords
- vehicle frame
- frame
- chassis
- longeron
- minibus
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/001—Arrangement or mounting of electrical propulsion units one motor mounted on a propulsion axle for rotating right and left wheels of this axle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0438—Arrangement under the floor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/10—Road Vehicles
- B60Y2200/14—Trucks; Load vehicles, Busses
- B60Y2200/143—Busses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D47/00—Motor vehicles or trailers predominantly for carrying passengers
- B62D47/02—Motor vehicles or trailers predominantly for carrying passengers for large numbers of passengers, e.g. omnibus
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention belongs to the technical field of electric automobiles and relates to a chassis of an electric minibus. The chassis comprises a frame and a driving device, wherein the driving device comprises a driving motor, a motor controller, a transmission, a half-axle and a front driving axle; the frame comprises a front frame, a middle frame and a rear frame; a driving system assembly which is protruded from a whole minibus body is mounted on the upper part of the front frame; a power battery mounting position is arranged on the middle frame; and the rear frame has a space used for mounting a rear axle assembly and sequentially refitting. A novel structure is designed on a girder of the chassis provided by the invention, triangular characteristics are fully utilized, a large amount of high-strength manganese steel is welded, better toughness is supplied, and the chassis is formed by assembling and welding two longitudinal beams and five cross beams in different sizes, thereby ensuring the strength of the girder, providing a power battery box, integrating the whole system, being capable of uniformly distributing gravity in a heavy-load state of the minibus and being capable of bearing a crosswise side stress generated by the minibus.
Description
Technical field
The invention belongs to the electric vehicle engineering field, relate to a kind of multifunctional automobile chassis, apply to electronic minibus chassis especially.
Background technology
Along with the progress of expanding economy and science and technology, the recoverable amount of automobile increases year by year, and the performance requriements of automobile is improved constantly, and is that the locomotive of power is serious day by day to the pollution of atmosphere with the combustion engine, and is subjected to the restriction of resource, can't continue existing every requirement.Original diesel locomotive is only by maximum carrying Quality Design chassis, elec. vehicle is for can improve continual mileage, increasing the electrokinetic cell pool-size namely increases the own wt of vehicle chassis, as still using existing vehicle chassis, under the situation of the identical number of carrying, will increase the vehicle chassis load, cause safety performance to reduce greatly, shortened the service life of vehicle.
As everyone knows, the commerial vehicle of China is in operation all, and the unconfined overcrowding interests that make maximize, and distortion has in various degree all appearred in existing body-chassis frame construction and chassis continuous running under this kind overload state after several years, cause chassis ridgepole distortion or crooked, lopsidedness or middle phenomenon of revealing all the details appear in vehicle under the fully laden.
It is that longeron and the riveted joint of a plurality of crossbeam form that existing non-bearing formula vehicle chassis all adopts the channel-section steel form, 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, this point is bearing the multiple downforce how much, makes chassis ridgepole produce fatigue deformation in the course of time.And 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.
Summary of the invention
The objective of the invention is in order to have overcome above-mentioned technical disadvantages, and a kind of improved multi-functional minibus chassis that proposes.
The present invention has carried out the structure design of innovation at chassis ridgepole, taken full advantage of leg-of-mutton characteristic, and adopt the welding of high strength manganese steel in a large number, toughness preferably is provided, finally the crossbeam assembling by two longerons and five different sizes is welded, and has not only guaranteed big beam strength but also the electrokinetic cell casing is provided, and makes total system be integrated, distributed weight uniformly under the vehicle heavy condition, and can be good at bearing the cross side stress that vehicle produces.
The present invention has innovated structure design, and outside satisfying self-demand, maximization improves bearing capacity and the precipitate various stress of strain.
Main technical schemes of the present invention is: a kind of minibus chassis, mainly comprise vehicle frame and actuating device, and described actuating device comprises drive motor, electric machine controller, change-speed box, semiaxis, driving propons; Described vehicle frame comprises front vehicle frame, middle vehicle frame, back vehicle frame; Wherein the drive system assembly that protrudes from vehicle body integral body is equipped with on front vehicle frame top; The middle dynamic battery of vehicle frame installation site; Back vehicle frame is useful on the space of back axle assembly being installed and later conversion being provided.
Described vehicle frame is that the bearing-type vehicle frame is welded by the different size rectangular tube.Can better gravity be assigned under the vehicle fully laden on each point of vehicle frame, guarantee that vehicle frame is stressed evenly, improved the life-span of vehicle frame simultaneously owing to template supports in the connection of each point, guaranteed the cross side stress that vehicle travels and produces under turning and abominable road, injury to whole vehicle frame generation, make vehicle frame be difficult for torsional deflection, increase the service life.Described vehicle frame can absorb the various stress that produce under the specific condition rapidly.
Compared with prior art, advantage of the present invention:
1. adopt above-mentioned chassis bearing capacity strong and curb mass is lighter.
2. adopt above-mentioned chassis cross side stress little, use the chassis indeformable for a long time.
3. adopt above-mentioned chassis to use scope extensively can apply to multiple special vehicle repacking.
4. adopt above-mentioned chassis electrokinetic cell to put rationally, satisfy the demand of battery-driven car.
5. adopt above-mentioned chassis frame stressed evenly, driving stability is applicable to hot-short.
6. adopt above-mentioned chassis travelling comfort better, and be suitable for various road conditions.
7. adopt four-wheel disc brake system, braking is sensitive, and safety performance is superior.
Description of drawings
Accompanying drawing 1 is embodiment of the invention whole structure scheme drawing; Fig. 2 is embodiment of the invention minibus chassis structure scheme drawing.
In the accompanying drawing, 1-1,1-2-longeron; 2-1-right monolithic longeron; 2-2-left monolithic longeron; 3-1-link beam; 4-1,4-2-back cross member of frame; 4-4,4-3-middle cross member of frame; 4-5-front vehicle frame crossbeam; 5-1,5-2,5-3-reinforced rib; 6-1-car load electrokinetic cell base plate; 7-1,7-2-front vehicle frame; 8-1,8-2-back axle.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the present invention is described in detail.
Embodiment:The whole chassis structure of embodiment of the invention minibus mainly comprises vehicle frame and actuating device as shown in Figure 2, and described actuating device comprises drive motor, electric machine controller, change-speed box, semiaxis, four parts of driving propons; Described vehicle frame comprises front vehicle frame, middle vehicle frame, three parts of back vehicle frame; Wherein the drive system assembly that protrudes from vehicle body integral body is equipped with on front vehicle frame top; The middle dynamic battery of vehicle frame installation site; Back vehicle frame is useful on the space of back axle assembly being installed and later conversion being provided.
Embodiment of the invention whole structure scheme drawing as shown in Figure 1, motor, change-speed box are fixed on the front vehicle frame, drive front-wheel by semiaxis and travel motor upper space fixed electrical machinery controller, make system's when operation electromagnetic interference to external world significantly reduce, guarantee the working stability of other system.
The structure on present embodiment minibus chassis, as shown in Figure 2, described vehicle frame is a complete loading carriage, be welded to form by right monolithic longeron 2-1, left monolithic longeron 2-2 and by front vehicle frame crossbeam 4-5, middle cross member of frame 4-4,4-3 and back cross member of frame 4-2,4-1, be welded with the link beam 3-1 of triangular structure up and down between longeron, the lower and upper cross-member, taken full advantage of leg-of-mutton characteristic, make chassis of the present invention can carry precipitate gravity and cross side is gone all out, guaranteed service life.All crossbeam height unanimities, the front vehicle frame that adopts special material to make is convenient to the layout of drive system and the reasonableness of car load layout.
Drive motor front end in the described actuating device adopts the elastic shock attenuation original paper to be fixed on front vehicle frame 7-1, the 7-2, guarantees stability and the reliability of motor output torque.The drive motor rear end link to each other with change-speed box and by flexible fastening above front vehicle frame 7-1, the 7-2 and bonnet below collision prevention girders on; Propons in the actuating device is drive axle, links to each other with change-speed box by semiaxis, is used for driving car load and travels, and adopts preposition forerunner's pattern, is convenient to the integral layout of vehicle, has increased the repacking space of car load.Front suspension is the Mai Fuxun stand alone type, and rear suspension is independent towed, makes that the car load damping performance is superior, and travelling comfort is better.
As shown in Figure 2, middle vehicle frame has been mainly used in providing the installation site of power battery pack, wherein 6-1 is car load electrokinetic cell base plate, adopt 1.00mm iron plate flanging to form, intensity improves greatly behind the flanging, be used for the carrying power battery pack, with front vehicle frame crossbeam 4-5 and middle cross member of frame 4-3, longeron 1-1 and 1-2 are integrated, form the electrokinetic cell casing, saved material, also alleviated the chassis quality, wherein for can guarantee that the power battery box body can bear the dynamic load impact from electrokinetic cell, preventing the reveal all the details generation of phenomenon of battery box bottom, in the middle vehicle frame as the reinforced rib 5-1 of power battery box, 5-2,5-3 is connected a left side, right monolithic longeron 2-2, on the 2-1, and will be separated out corresponding gap between electrokinetic cell, guaranteed the heat-dissipating space of electrokinetic cell.In vehicle frame be mainly used in before and after vehicle frame and the power battery pack installing space is provided, make electrokinetic cell stealthy in inside, chassis, not only safety but also meet vehicle designing requirement and aesthetic standard.The power battery pack putting position has guaranteed the center-of-gravity position of car load and has guaranteed that the axle load ratio is 55:45, reached the design objective of existing fuel combustion vehicle, this is existing chassis refit standard that electronic vehicle is beyond one's reach, and has met every index of batch manufacturing.
As shown in Figure 2, back vehicle frame is made up of back axle 8-1,8-2 and back cross member of frame 4-1,4-2, and back axle is fixed on left and right monolithic longeron 2-2, the 2-1 by dragging arm; Back axle is driven bridge, unites use by damping spring and damping damper, supports various downforce.Described back vehicle frame has bigger space to give follow-up repacking operation.
Claims (1)
1. a minibus chassis mainly comprises vehicle frame and actuating device, and described actuating device comprises drive motor, electric machine controller, change-speed box, and semiaxis, driving propons is characterized in that described vehicle frame comprises front vehicle frame, middle vehicle frame, back vehicle frame; Wherein the drive system assembly that protrudes from vehicle body integral body is equipped with on front vehicle frame top; The middle dynamic battery of vehicle frame installation site; Back vehicle frame is useful on the space of back axle assembly being installed and later conversion being provided; Described vehicle frame is complete loading carriage, is welded to form by front vehicle frame crossbeam, middle cross member of frame and back cross member of frame by right monolithic longeron, left monolithic longeron, is welded with the link beam of triangular structure up and down between longeron, the lower and upper cross-member; The iron plate flanging is adopted in vehicle frame electrokinetic cell installation site in described, is integrated with front vehicle frame crossbeam and middle cross member of frame, longeron, forms the electrokinetic cell casing, is provided with reinforced rib between the longeron; Described back vehicle frame is made up of back axle and back cross member of frame, and back axle is fixed on the longeron by dragging arm; Drive motor front end in the described actuating device adopts the elastic shock attenuation element to be fixed on the front vehicle frame, the drive motor rear end link to each other with change-speed box and by flexible fastening on the collision prevention girders that reaches above the front vehicle frame below the bonnet; Propons in the actuating device is drive axle, links to each other with change-speed box by semiaxis.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102873460A CN102358347B (en) | 2011-09-26 | 2011-09-26 | Chassis of minibus |
| PCT/CN2012/076830 WO2013044645A1 (en) | 2011-09-26 | 2012-06-13 | Midibus chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102873460A CN102358347B (en) | 2011-09-26 | 2011-09-26 | Chassis of minibus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102358347A CN102358347A (en) | 2012-02-22 |
| CN102358347B true CN102358347B (en) | 2013-08-28 |
Family
ID=45583743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102873460A Active CN102358347B (en) | 2011-09-26 | 2011-09-26 | Chassis of minibus |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102358347B (en) |
| WO (1) | WO2013044645A1 (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358347B (en) * | 2011-09-26 | 2013-08-28 | 李辉 | Chassis of minibus |
| CN102616284A (en) * | 2012-04-17 | 2012-08-01 | 苏州奥杰汽车工业有限公司 | Bus frame structure |
| JP5966824B2 (en) * | 2012-09-28 | 2016-08-10 | 三菱自動車工業株式会社 | Track-type electric vehicle frame structure |
| CN104309690A (en) * | 2014-11-13 | 2015-01-28 | 南京金龙客车制造有限公司 | Pure electric vehicle frame |
| GB2546535A (en) * | 2016-01-22 | 2017-07-26 | Wrightbus Ltd | Chassis for electric vehicles |
| CN105711649B (en) * | 2016-01-27 | 2017-10-17 | 吉林大学 | A kind of integrated plate girder combination full-bearing type electric motor coach body structure |
| CN106080160A (en) * | 2016-08-23 | 2016-11-09 | 合肥工业大学 | A kind of Special vehicle chassis cell integral framework |
| CN106627812A (en) * | 2016-10-11 | 2017-05-10 | 深圳市招科智控科技有限公司 | Pilotless bus |
| JP7359527B2 (en) * | 2017-05-31 | 2023-10-11 | トヨタ自動車株式会社 | Battery mounting structure |
| CN108238107A (en) * | 2018-02-14 | 2018-07-03 | 常州科研试制中心有限公司 | Mining electric vehicle |
| CN113733885B (en) * | 2021-08-30 | 2023-03-03 | 三一汽车制造有限公司 | Electric vehicle chassis and electric vehicle |
| CN114655348B (en) * | 2022-03-30 | 2024-07-12 | 重庆隆鑫新能源科技有限公司 | Electric driving system of inverted motor tricycle and inverted motor tricycle |
| CN114560035B (en) * | 2022-03-30 | 2024-08-20 | 重庆隆鑫新能源科技有限公司 | Power system of inverted motor tricycle and inverted motor tricycle |
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| CN202283936U (en) * | 2011-09-26 | 2012-06-27 | 李辉 | Midi-bus chassis |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| GB1221933A (en) * | 1967-06-22 | 1971-02-10 | Moulton Development Ltd | Improvements in load carrying vehicles |
| US5092623A (en) * | 1988-11-16 | 1992-03-03 | Swanner Melvin B | Heavy duty easy loading trailer |
| JP2005306207A (en) * | 2004-04-21 | 2005-11-04 | Nissan Motor Co Ltd | Fuel cell vehicle |
| CN201329792Y (en) * | 2008-12-31 | 2009-10-21 | 众泰控股集团有限公司 | Entire automobile structure of pure electric automobile |
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| CN102358347B (en) * | 2011-09-26 | 2013-08-28 | 李辉 | Chassis of minibus |
-
2011
- 2011-09-26 CN CN2011102873460A patent/CN102358347B/en active Active
-
2012
- 2012-06-13 WO PCT/CN2012/076830 patent/WO2013044645A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1431124A (en) * | 2003-02-17 | 2003-07-23 | 郭义 | Ferry car used in airport where all vehicles driven by electricity |
| CN1433920A (en) * | 2003-02-17 | 2003-08-06 | 郭义 | Composite energy source electric passenger bus used in urban area |
| CN201506400U (en) * | 2009-08-04 | 2010-06-16 | 王学宝 | Electric bus |
| CN201511797U (en) * | 2009-10-22 | 2010-06-23 | 东风襄樊旅行车有限公司 | Electric motor coach chassis with middle-arranged driving motor |
| CN202283936U (en) * | 2011-09-26 | 2012-06-27 | 李辉 | Midi-bus chassis |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013044645A1 (en) | 2013-04-04 |
| CN102358347A (en) | 2012-02-22 |
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