CN203486005U - Chassis of middle-sized pure electric passenger car - Google Patents
Chassis of middle-sized pure electric passenger car Download PDFInfo
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- CN203486005U CN203486005U CN201320651822.7U CN201320651822U CN203486005U CN 203486005 U CN203486005 U CN 203486005U CN 201320651822 U CN201320651822 U CN 201320651822U CN 203486005 U CN203486005 U CN 203486005U
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Abstract
The utility model relates to a chassis of a middle-sized pure electric passenger car. The chassis comprises a chassis body, first and second front wheels and first and second rear wheels which are all arranged on the chassis body, and a front axle and a rear axle which are arranged on the chassis body, wherein the front axle is arranged between the first and second front wheels and the rear axle is arranged between the first and second rear wheels. An electric steering system, a power source system, a driving system, a control system and a braking system are arranged on the chassis body. The electric steering system is located at the front section of the chassis body; the power source system is located at the middle section of the chassis body; the driving system and the control system are located at the rear section of the chassis body; the braking system passes through the whole chassis body. The chassis of the middle-sized pure electric passenger car adopts electric energy as a power source, so that the dynamic property and the security of the power system of the passenger car during running can be guaranteed, zero emission can be realized, and the effects of energy saving and environmental protection are achieved.
Description
Technical field
The utility model relates to pure electric coach, is specifically related to a kind of medium-sized pure electric coach chassis.
Background technology
Continuous deterioration along with the day by day in short supply and natural environment of global energy, in order to reduce the pollution discharge capacity of city automobile, realizes the development strategy of new-energy automobile, and Development of EV is the current most important thing.The large-scale promotion application of electronlmobil not only can energy-saving and emission-reduction, improve people's quality of life, or many countries solve the Important Actions of energy securities.In September, 2012, the central government has started " central state organs' New energy electric car for public affairs pilot pilot project ", and local government of provinces and cities also puts into effect relevant policies in succession.Governments at all levels are devoted to widely popularize pure electric automobile in public affair field, progressively improve new forms of energy car for public affairs and are equipped with usage ratio.
On market, existing officer's car is all to adopt diesel oil or engine petrol as drive energy, and the design on its chassis is also for diesel oil or engine petrol and design arrangement; The pure electronic officer's car of part is also to convert on traditional vehicle basis, and public affair passenger vehicle is all generally medium bus, and electronic customizations design is not enough.And now from economy and environmental demands, diesel oil or engine petrol have not been suitable for development and the demand of future society, so design a kind of medium-sized pure electric coach chassis of non-fuel oil driving, become the problem that a utmost point need solve.
Utility model content
The purpose of this utility model is to provide a kind of medium-sized pure electric coach chassis, and this chassis adopts electric energy as power resources, not only can guarantee passenger vehicle dynamic property and the safety of power system in motion, can also realize zero-emission, energy-conserving and environment-protective.
For achieving the above object, the utility model has adopted following technical scheme: a kind of medium-sized pure electric coach chassis, comprise chassis body, be located at first, second front-wheel and first, second trailing wheel in chassis body and be located at propons, the back axle in chassis body, described propons is arranged between first, second front-wheel, and described back axle is arranged between first, second trailing wheel.Described chassis body is provided with electric power steering, power source system, drive system, control system and brake system, described electric power steering is positioned at chassis body leading portion, described power source system is positioned at chassis body stage casing, described drive system and control system are positioned at chassis body back segment, and described brake system runs through and is distributed in whole chassis body.
Described electric power steering comprises electric powered steering pump and the steering box being connected with electric powered steering pump, and described steering box is connected with propons by drag link; Described steering pump and steering box are all arranged on the leading portion of chassis body, and described steering pump is positioned at the first front-wheel front side, and described steering box is positioned at the front side of the second front-wheel; The propulsion source of described electric power steering is battery.
Described power source system comprises low potential source, the first battery pack, the second battery pack and the 3rd battery pack, described low potential source and the first battery pack are positioned at the first front-wheel and the first trailing wheel homonymy, the second described battery pack, the 3rd battery pack are positioned at the second front-wheel and the second trailing wheel homonymy, and the first described battery pack is mutually concordant with the second battery pack position.
Described drive system comprises drive motor, electric machine controller, drop-gear box and transmission shaft; Described drive motor is longitudinally arranged in the middle of chassis body back segment, and is connected to back axle by drop-gear box, transmission shaft; The propulsion source of described drive system is battery.
Described control system is positioned at the top that is located at the drive system in chassis body; Described control system comprises DC charging motor, high voltage power distributing cabinet, entire car controller, insulating monitor, General control box, always negative box, high-tension fuse and inflate and turn to one frequency converter; Described inflating turns to one frequency converter and electric machine controller to be positioned at the homonymy of the first front-wheel and the first trailing wheel.
Described brake system runs through and is distributed in whole chassis body; Described brake system is double-loop air brake system.Described brake system comprises electric inflation pump, air receiver, pipeline and multiple air valve, and described electric inflation pump is positioned at the homonymy of the second front-wheel and the second trailing wheel, and described electric inflation pump is provided with oil water separator and dryer.Double-loop air brake system makes to act on the compressed air brake cylinder on bridge with the gas of certain pressure, produces braking effect.
Described chassis body is truss type frame.
Described chassis body is provided with cooling system, and described cooling system is positioned at back axle front end.
Described chassis body is provided with passenger door, and described passenger door is positioned at the first front-wheel and the first trailing wheel homonymy, and between described low potential source and the first battery pack, described passenger door is mutually concordant with the position of the 3rd battery pack.
The first described battery pack, the second battery pack, the 3rd battery pack are lithium cell, and described battery pack is provided with radiator and mounting guide rail.
The first described battery pack, the second battery pack, the 3rd battery pack are in series, and described battery pack and high voltage power distributing cabinet are in parallel.
Advantage of the present utility model:
(1) the present invention carries out the rational deployment of electric power steering, power source system, drive system, brake system and control system on truss type frame, has not only improved the safety performance of electrobus, and installs simple, easy to maintenance.
(2) the present invention is arranged on chassis body leading portion by electric power steering, and steering box is short to the transmission shaft of propons spindle arm, is conducive to chassis lightweight; Because the oil pipe pipeline of connection steering pump and steering box is short, can reduce the use amount of steering hydraulic transmission oil, reduce maintenance cost.
(3) power source system that the present invention adopts is three groups of lithium cell groups, remove low potential source and passenger door, the remainder in chassis body stage casing is all used for placing dynamic lithium battery group, not only increased the capacity of battery, guarantee travelled distance, also improved space availability ratio, reduced vehicle's center of gravity, reduce the possibility of rollover, guaranteed the safety of vehicle.In addition, because power source system is positioned at the stage casing of chassis body, improved the safety of collision before and after passenger vehicle; And side skirt can also hit protection for vehicle provides side.Power source system of the present invention comprises battery management system, can carry out real-time guard and monitoring to battery pack, effectively prevent battery pack and monomer overvoltage, under-voltage, cross and to put and to overcharge.In battery pack, be provided with radiator, can guarantee the efficiently radiates heat of battery, make stable operation in its preference temperature.
(4) what the present invention adopted is rear-axle drive mode, and drive motor is positioned at the back segment of passenger-carrying chassis body, and transmission shaft is short, is conducive to the light-weight design on chassis.High voltage power distributing cabinet and low potential source are placed in respectively to back segment and the leading portion of passenger-carrying chassis body simultaneously, have realized high and low pressure separated.Drive system of the present invention is pure electric drive mode, but also has regenerative braking function.Not only realize energy-conserving and environment-protective, also reduced the use cost of vehicle, can meet the demand of economy design.
(5) the double-loop air brake system that the present invention adopts, makes chassis when the requirement of system air pressure out of reach, can not start to walk, and guarantees vehicle start traffic safety.
(6) cooling system that the present invention adopts is for the water-cooling of drive motor and electric machine controller, can effectively prevent that the spontaneous combustion or the drive system that because of excess Temperature, cause from initiatively protecting the unexpected traffic accident causing; Cooling system also comprises the water-circulating pump that can accelerate Water-cooling circulating.
(7) high-voltage electrical equipment that the present invention adopts is all equipped with multistage insulation system, and uses online insulation to detect and diagnosis; Guarantee vehicle High-Voltage Insulation safety.
(8) control system of the present invention is carried out integrated centralized decision-making, realizes vehicle performance complex optimum.Not only can judge driving intention, the power requirement while meeting passenger vehicle operation, dynamic property and the ride comfort of assurance vehicle; And can also be simultaneously and battery management system, electric machine controller and insulation tester carry out information interaction, real-time judge vehicle-state, has guaranteed vehicle active safety.
The utility model adopts electric energy as propulsion source, and each system is carried out to reasonable preferable layout, dynamic property, economy, ride comfort and safety in the time of can guaranteeing medium-sized pure electric coach operation, and can, to environment, not save the energy.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is birds-eye view of the present utility model.
Wherein:
1, electric powered steering pump, 2, the first front-wheel, 3, low potential source, 4, passenger door, 5, the first battery pack, 6, the first trailing wheel, 7, inflate and turn to all-in-one frequency converter, 8, electric machine controller, 9, insulating monitor, 10, total negative box, 11, chassis body, 12, steering box, 13, the second front-wheel, 14, the 3rd battery pack, 15, the second battery pack, 16, cooling system, 17, the second trailing wheel, 18, back axle, 19, drop-gear box, 20, electric inflation pump, 21, drive motor, 22, DC charging motor, 23, high voltage power distributing cabinet, 24, General control box, 25, high-tension fuse, 26, entire car controller, 27, propons, 28, control system.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further, the front and back of mentioning in the utility model are front and back of determining with the travel direction of passenger vehicle:
A kind of medium-sized pure electric coach chassis as shown in Figure 1 and Figure 2, comprises chassis body 11, is located at the first front-wheel 2, the second front-wheel 13 and the first trailing wheel 6, the second trailing wheel 17 in chassis body 11 and is located at propons 27, the back axle 18 in chassis body 11.Propons 27 is arranged between the first front-wheel 2, the second front-wheel 13, and back axle 18 is arranged between the first trailing wheel 6, the second trailing wheel 17.Chassis body 11 is provided with electric power steering, power source system, drive system and control system 28, electric power steering is positioned at chassis body 11 leading portions, power source system is positioned at chassis body 11 stage casings, and drive system and control system 28 are positioned at chassis body 11 back segments.Specifically, chassis body 11 is truss type frame.
Further, electric power steering comprises electric powered steering pump 1 and the steering box 12 being connected with electric powered steering pump 1, and steering box 12 is connected with propons 27 by drag link.Electric powered steering pump 1 and steering box 12 are all arranged on the leading portion of chassis body 11, and electric powered steering pump 1 is positioned at the front side of the first front-wheel 2, and steering box 12 is positioned at the front side of the second front-wheel 13.
Further, power source system comprises low potential source 3, the first battery pack 5, the second battery pack 15 and the 3rd battery pack 14.Low potential source 3 and the first battery pack 5 are positioned at the first front-wheel 2 and the first trailing wheel 6 homonymies.The second battery pack 15, the 3rd battery pack 14 are positioned at the second front-wheel 13 and the second trailing wheel 17 homonymies.The first battery pack 5 is mutually concordant with the second battery pack 15 positions.The first battery pack 5, the second battery pack 15, the 3rd battery pack 14 are lithium cell, and battery pack is provided with radiator and mounting guide rail, for heat radiation and the installation of battery pack.The first battery pack 5, the second battery pack 15, the 3rd battery pack 14 are in series, and battery pack and high voltage power distributing cabinet 23 are in parallel.Chassis body region between propons and back axle, removes low potential source and passenger door, and remainder is all used for placing power battery pack, is the unique power resources in chassis.
Further, drive system comprises drive motor 21, electric machine controller 8, drop-gear box 19 and transmission shaft.Described drive motor 21 is longitudinally arranged in the middle of chassis body 11 back segments, and is connected to back axle 18 by drop-gear box 19, transmission shaft.The propulsion source of described drive system is battery.
Further, control system 28 is positioned at the top that is located at the drive system in chassis body 11.Control system 28 comprises inflating and turns to one frequency converter 7, DC charging motor 22, high voltage power distributing cabinet 23, entire car controller 26, insulating monitor 9, General control box 24, always negative box 10 and high-tension fuse 25.Described inflating turns to one frequency converter 7 and electric machine controller 8 to be positioned at the homonymy of the first front-wheel 2 and the first trailing wheel 6.
Further, brake system runs through and is distributed in whole chassis body 11; Described brake system is double-loop air brake system.Brake system comprises electric inflation pump 20, air receiver, pipeline and multiple air valve.Electric inflation pump 20 is positioned at the homonymy of the second front-wheel 13 and the second trailing wheel 17, and described electric inflation pump 20 is provided with oil water separator and dryer.Double-loop air brake system makes to act on the compressed air brake cylinder on bridge with the gas of certain pressure, produces braking effect.
Further, chassis body 11 is provided with cooling system 16, and cooling system 16 is positioned at back axle 18 front ends; Cooling system comprises the water-circulating pump that can accelerate Water-cooling circulating.
Further, chassis body 11 is provided with passenger door 4, and described passenger door 4 is positioned at the first front-wheel 2 and the first trailing wheel 6 homonymies, and between described low potential source 3 and the first battery pack 5, described passenger door 4 is mutually concordant with the position of the 3rd battery pack 14.
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model, all should fall in the definite protection domain of the utility model claims.
Claims (10)
1. a medium-sized pure electric coach chassis, comprise chassis body (11), be located at the first front-wheel (2) in chassis body (11), the second front-wheel (13) and the first trailing wheel (6), the second trailing wheel (17) and be located at the propons (27) in chassis body (11), back axle (18), described propons (27) is arranged on the first front-wheel (2), between the second front-wheel (13), described back axle (18) is arranged on the first trailing wheel (6), between the second trailing wheel (17), it is characterized in that: described chassis body (11) is provided with electric power steering, power source system, drive system, control system (28) and brake system, described electric power steering is positioned at chassis body (11) leading portion, described power source system is positioned at chassis body (11) stage casing, described drive system and control system (28) are positioned at chassis body (11) back segment, described brake system runs through and is distributed in whole chassis body (11).
2. a kind of medium-sized pure electric coach according to claim 1 chassis, it is characterized in that: described electric power steering comprises electric powered steering pump (1) and the steering box (12) being connected with electric powered steering pump (1), and described steering box (12) is connected with propons (27) by drag link; Described electric powered steering pump (1) and steering box (12) are all arranged on the leading portion of chassis body (11), and described electric powered steering pump (1) is positioned at the first front-wheel (2) front side, and described steering box (12) is positioned at the front side of the second front-wheel (13); The propulsion source of described electric power steering is battery.
3. a kind of medium-sized pure electric coach according to claim 1 chassis, it is characterized in that: described power source system comprises low potential source (3), the first battery pack (5), the second battery pack (15) and the 3rd battery pack (14), described low potential source (3) and the first battery pack (5) are positioned at the first front-wheel (2) and the first trailing wheel (6) homonymy, described the second battery pack (15), the 3rd battery pack (14) is positioned at the second front-wheel (13) and the second trailing wheel (17) homonymy, described the first battery pack (5) is mutually concordant with the second battery pack (15) position, described battery pack is provided with radiator and mounting guide rail.
4. a kind of medium-sized pure electric coach according to claim 1 chassis, is characterized in that: described drive system comprises drive motor (21), electric machine controller (8), drop-gear box (19) and transmission shaft; Described drive motor (21) is longitudinally arranged in the middle of chassis body (11) back segment, and is connected to back axle (18) by drop-gear box (19), transmission shaft; The propulsion source of described drive system is battery.
5. a kind of medium-sized pure electric coach according to claim 1 chassis, is characterized in that: described control system (28) is positioned at the top that is located at the drive system in chassis body (11); Described control system (28) comprises DC charging motor (22), high voltage power distributing cabinet (23), entire car controller (26), insulating monitor (9), General control box (24), always negative box (10), high-tension fuse (25) and inflate and turn to one frequency converter (7); Described inflating turns to one frequency converter (7) and electric machine controller (8) to be positioned at the homonymy of the first front-wheel (2) and the first trailing wheel (6).
6. a kind of medium-sized pure electric coach according to claim 1 chassis, is characterized in that: described brake system runs through and is distributed in whole chassis body (11); Described brake system is double-loop air brake system.
7. a kind of medium-sized pure electric coach according to claim 1 chassis, is characterized in that: described chassis body (11) is truss type frame.
8. a kind of medium-sized pure electric coach according to claim 1 chassis, is characterized in that: described chassis body (11) is provided with cooling system (16), and described cooling system (16) is positioned at back axle (18) front end.
9. a kind of medium-sized pure electric coach according to claim 3 chassis, it is characterized in that: described chassis body (11) is provided with passenger door (4), described passenger door (4) is positioned at the first front-wheel (2) and the first trailing wheel (6) homonymy, and be positioned between described low potential source (3) and the first battery pack (5), described passenger door (4) is mutually concordant with the position of the 3rd battery pack (14).
10. a kind of medium-sized pure electric coach according to claim 6 chassis, it is characterized in that: described brake system comprises electric inflation pump (20), air receiver, pipeline and air valve, described electric inflation pump (20) is positioned at the homonymy of the second front-wheel (13) and the second trailing wheel (17), and described electric inflation pump (20) is provided with oil water separator and dryer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320651822.7U CN203486005U (en) | 2013-10-22 | 2013-10-22 | Chassis of middle-sized pure electric passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320651822.7U CN203486005U (en) | 2013-10-22 | 2013-10-22 | Chassis of middle-sized pure electric passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203486005U true CN203486005U (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320651822.7U Expired - Fee Related CN203486005U (en) | 2013-10-22 | 2013-10-22 | Chassis of middle-sized pure electric passenger car |
Country Status (1)
| Country | Link |
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| CN (1) | CN203486005U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552606A (en) * | 2013-10-22 | 2014-02-05 | 安徽安凯汽车股份有限公司 | Medium-sized pure electric bus chassis |
| CN106394679A (en) * | 2016-08-15 | 2017-02-15 | 重庆长帆新能源汽车有限公司 | Chassis structure for pure electric vehicle |
-
2013
- 2013-10-22 CN CN201320651822.7U patent/CN203486005U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552606A (en) * | 2013-10-22 | 2014-02-05 | 安徽安凯汽车股份有限公司 | Medium-sized pure electric bus chassis |
| CN103552606B (en) * | 2013-10-22 | 2016-03-23 | 安徽安凯汽车股份有限公司 | A kind of medium-sized pure electric coach chassis |
| CN106394679A (en) * | 2016-08-15 | 2017-02-15 | 重庆长帆新能源汽车有限公司 | Chassis structure for pure electric vehicle |
| CN106394679B (en) * | 2016-08-15 | 2019-03-29 | 重庆长帆新能源汽车有限公司 | A kind of pure electric automobile chassis structure |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20211022 |