CN201777132U - Passenger car chassis - Google Patents
Passenger car chassis Download PDFInfo
- Publication number
- CN201777132U CN201777132U CN2010201868502U CN201020186850U CN201777132U CN 201777132 U CN201777132 U CN 201777132U CN 2010201868502 U CN2010201868502 U CN 2010201868502U CN 201020186850 U CN201020186850 U CN 201020186850U CN 201777132 U CN201777132 U CN 201777132U
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- CN
- China
- Prior art keywords
- vehicle frame
- passenger
- carrying chassis
- car
- wheel
- 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.)
- Expired - Lifetime
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Abstract
The utility model provides a passenger car chassis, which comprises a car frame, front wheels and rear wheels, a connecting car frame, front axles and rear axles of the front and the rear wheels, and a power battery fixed on the car frame. Each of the rear axles adopting a hub motor driving axle comprises an axle housing, two hub driving motors respectively arranged at the two ends of the axle housing, and two hub reduction gears connected with output shafts of the hub driving motors, wherein the two hub reduction gears are respectively connected with the corresponding rear wheels, so as to transmit the power of the hub driving motors to the rear wheels. The car frame is provided with a horizontal part including a front section, a middle section and a rear section, wherein the front car axles are connected with the front section of the car frame horizontal part and the front wheels, and the rear car axles are connected with the rear section of the car frame horizontal part and the rear wheels. In the passenger car chassis provided by the utility model, the rear axles adopt the hub motor driving axles, so as to lower the height of the car frame at the rear part, easily realize that the personnel passage inside the car is on a horizontal plane on a whole, and facilitate passengers getting on or off the car and personnel motion at the rear part of a carriage.
Description
Technical field
The utility model relates to a kind of passenger-carrying chassis, is mainly used in electrobus.
Background technology
Along with deepening constantly of urban construction, the passenger gets on or off the bus fast for convenience, and the low-floor bus technology begins progressively to use in China big city.Simultaneously, traditional fuel oil passenger vehicle can not satisfy various circles of society to environmental protection requirement.The issue of country's new forms of energy strategy makes electrobus enter a vigorous growth phase.
At present, the driving engine of low-floor bus (or drive motor) all is rearmounted, be subjected to assembly size and layout influences such as driving engine (or drive motor), change speed gear box, the tradition low-floor bus is generally front portion (Qianmen), and (middle door) do not have and marks time to the middle part, and from the middle part to the rear portion, need one-level step at least, and passenger-carrying chassis as shown in Figure 3, its floor 100 (shown in the dotted line) has the one-level step, the chassis of this structure is unfavorable for the rear portion flow of personnel.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of passenger-carrying chassis, and this passenger-carrying chassis can be realized the wheel chair access requirement in rear portion of personnel's circulation passage of passenger car by wheel limit drive-type back axle is set.
The utility model is achieved by the following technical programs: a kind of passenger-carrying chassis, comprise vehicle frame, front and back wheel, connect the front and back vehicle bridge of vehicle frame and front and back wheel and be fixed on electrokinetic cell on the vehicle frame, described electrokinetic cell is made up of a plurality of power battery pack, described back axle is the wheel motor drive axle, it comprises axle housing, be separately positioned on two wheel limit drive motor at axle housing two ends and take turns two wheel reduction gears of output shaft bonded assembly of limit drive motor with each, described two wheel reduction gears connect corresponding rear wheel respectively and arrive rear wheel with the power transmission that will take turns the limit drive motor, described vehicle frame has horizontal component, described vehicle frame horizontal component is by preceding, in, the three sections compositions in back, vehicle bridge is connected with the leading portion and the front vehicle wheel of vehicle frame horizontal component before described, and described back vehicle bridge is connected with the back segment and the rear wheel of vehicle frame horizontal component.
Further, described vehicle frame is the truss-like vehicle frame.
Further, described vehicle frame comprises that also in the vertical direction connects the reinforcement gusset of horizontal component both sides.
Further, the upper surface of the leading portion of described vehicle frame horizontal component, stage casing and back segment equates with the ground-surface distance.
Further, the upper surface of the leading portion of described vehicle frame horizontal component, stage casing and back segment and ground-surface distance is smaller or equal to 360mm.
Further, described passenger-carrying chassis also comprises the floor, and described floor forms the passage for flow of personnel in passenger car, and described passage integral body is on same horizontal surface.
Further, described a plurality of power battery pack is fixedly installed on the both sides of top, vehicle frame stage casing.
Further, described a plurality of power battery pack are symmetrical arranged along the longitudinal centerline of vehicle, and consistent about the number of power battery pack.
Further, described power battery pack is arranged on the below of middle part seat in the car.
Further, the power battery pack of the described left and right sides is arranged as one or more layers.
According to passenger-carrying chassis of the present utility model, back axle adopts the wheel motor drive axle, vehicle frame can be reduced at the height at rear portion, help realizing occupant's circulation passage integral body on same horizontal surface, make things convenient for passenger getting on/off and occupant flowing at the rear portion, compartment.
Description of drawings
Fig. 1 is the constructional drawing of the passenger-carrying chassis that provides of the utility model;
Fig. 2 is another visual angle figure of Fig. 1;
Fig. 3 is existing passenger-carrying chassis structural representation.
The specific embodiment
Clearer for technical matters, technical scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Below said all around, all refer to the actual direction of vehicle up and down, both sides refer to the lateral direction of car left and right sides.
Shown in Fig. 1 to 2, according to passenger-carrying chassis of the present utility model, comprise vehicle frame 1, front and back wheel (2,3), connect vehicle frame 1 and front and back wheel (2,3) front and back vehicle bridge (4,5) and be fixed on electrokinetic cell 6 on the vehicle frame 1, described electrokinetic cell 6 is made up of a plurality of power battery pack, described back axle 5 is the wheel motor drive axle, it comprises axle housing 51, be separately positioned on two wheel limit drive motor (52 at axle housing 51 two ends, 53) and take turns two wheel reduction gears of output shaft bonded assembly (54,55) of limit drive motor with each, described two wheel reduction gears (54,55) connect corresponding rear wheel respectively will take turns limit drive motor (52,53) power transmission is to rear wheel, and described vehicle frame 1 has horizontal component 10, and described vehicle frame horizontal component 10 is by preceding, in, three section (101 of back, 102,103) form, described preceding vehicle bridge 4 is connected with the leading portion 101 and the front vehicle wheel 2 of vehicle frame horizontal component, and described back vehicle bridge 5 is connected with the back segment 103 and the rear wheel 3 of vehicle frame horizontal component.Described vehicle frame is the truss-like vehicle frame.Preferably, described vehicle frame 1 comprises that also in the vertical direction connects the reinforcement gusset 20 of horizontal component both sides.Strengthen gusset and not only strengthened the bulk strength of vehicle frame, can also play a supporting role to power battery pack 6 simultaneously.Described power battery pack 6 can be fixed on the vehicle frame 1 by the bandage (traditional fuel tank just adopts bandage when installing) of traditional form, and described back axle 5 is the same with the back axle of traditional car, is fixed on the vehicle frame by suspension.
In the present embodiment, the upper surface of the leading portion 101 of described vehicle frame horizontal component, stage casing 102 and back segment 103 equates with the ground-surface distance.Preferably, the upper surface of the leading portion of described vehicle frame horizontal component, stage casing and back segment and ground-surface distance is smaller or equal to 360mm.As shown in Figure 2, described passenger-carrying chassis also comprises the floor (not shown) that is arranged on vehicle frame horizontal component top, described floor forms the passage 7 for flow of personnel in passenger car, described passage 7 integral body that is to say that passage 7 is substantially parallel with ground on same horizontal surface.Should be noted in the discussion above that passage 7 is not shown among Fig. 2, said passage 7 is just represented the position of passage in the chassis among Fig. 2, is not the physical channel structure.And,, make things convenient for passenger getting on/off because therefore the upper surface of leading portion, stage casing and the back segment of vehicle frame horizontal component and ground-surface distance are easy to form low floor smaller or equal to 360mm.
In the present embodiment, described a plurality of power battery pack 6 are fixedly installed on the both sides of 102 tops, vehicle frame horizontal component stage casing.Preferably, described a plurality of power battery pack 6 are symmetrical arranged along the longitudinal centerline of vehicle, and consistent about the number of power battery pack.Help realizing the rational deployment of the left and right sides, chassis axle load, strengthened the chassis riding stability.For example the left side is 6,6 on the right.And the electric power battery pack of the left and right sides can be arranged as one or more layers, in the present embodiment, preferably, is arranged as bilayer, and promptly 6 of the left and right sides electrokinetic cell component two layers of cloth are put, 3 every layer.
In the present embodiment, described power battery pack 6 is arranged on the below of middle part seat (not shown) in the car.Therefore in sacrificing car, under the situation of numbers of seats, can not assemble electrokinetic cell at double, make the vehicle continual mileage elongated, help the popularization of electrobus.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. passenger-carrying chassis, comprise vehicle frame, front and back wheel, connect the front and back vehicle bridge of vehicle frame and front and back wheel and be fixed on electrokinetic cell on the vehicle frame, described electrokinetic cell is made up of a plurality of power battery pack, it is characterized in that, described back axle is the wheel motor drive axle, it comprises axle housing, be separately positioned on two wheel limit drive motor at axle housing two ends and take turns two wheel reduction gears of output shaft bonded assembly of limit drive motor with each, described two wheel reduction gears connect corresponding rear wheel respectively and arrive rear wheel with the power transmission that will take turns the limit drive motor, described vehicle frame has horizontal component, described vehicle frame horizontal component is by preceding, in, the three sections compositions in back, vehicle bridge is connected with the leading portion and the front vehicle wheel of vehicle frame horizontal component before described, and described back vehicle bridge is connected with the back segment and the rear wheel of vehicle frame horizontal component.
2. passenger-carrying chassis as claimed in claim 1 is characterized in that, described vehicle frame is the truss-like vehicle frame.
3. passenger-carrying chassis as claimed in claim 1 is characterized in that, described vehicle frame comprises that also in the vertical direction connects the reinforcement gusset of horizontal component both sides.
4. passenger-carrying chassis as claimed in claim 1 is characterized in that, the upper surface of the leading portion of described vehicle frame horizontal component, stage casing and back segment equates with the ground-surface distance.
5. passenger-carrying chassis as claimed in claim 4 is characterized in that, the upper surface of the leading portion of described vehicle frame horizontal component, stage casing and back segment and ground-surface distance are smaller or equal to 360mm.
6. as any described passenger-carrying chassis of claim 1 to 5, it is characterized in that described passenger-carrying chassis also comprises the floor, described floor forms the passage for flow of personnel in passenger car, and described passage integral body is on same horizontal surface.
7. as any described passenger-carrying chassis of claim 1 to 5, it is characterized in that described a plurality of power battery pack are fixedly installed on the both sides of top, vehicle frame horizontal component stage casing.
8. passenger-carrying chassis as claimed in claim 7 is characterized in that, described a plurality of power battery pack are symmetrical arranged along the longitudinal centerline of vehicle, and consistent about the number of power battery pack.
9. passenger-carrying chassis as claimed in claim 8 is characterized in that, described power battery pack is arranged on the below of middle part seat in the car.
10. passenger-carrying chassis as claimed in claim 9 is characterized in that the power battery pack of the described left and right sides is arranged as one or more layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201868502U CN201777132U (en) | 2010-04-30 | 2010-04-30 | Passenger car chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201868502U CN201777132U (en) | 2010-04-30 | 2010-04-30 | Passenger car chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201777132U true CN201777132U (en) | 2011-03-30 |
Family
ID=43790358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201868502U Expired - Lifetime CN201777132U (en) | 2010-04-30 | 2010-04-30 | Passenger car chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201777132U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112319616A (en) * | 2020-11-30 | 2021-02-05 | 华侨大学 | Pure [ electric ] motor coach chassis |
| CN113212554A (en) * | 2021-05-24 | 2021-08-06 | 浙江吉利控股集团有限公司 | Frame for vehicle and vehicle |
-
2010
- 2010-04-30 CN CN2010201868502U patent/CN201777132U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112319616A (en) * | 2020-11-30 | 2021-02-05 | 华侨大学 | Pure [ electric ] motor coach chassis |
| CN113212554A (en) * | 2021-05-24 | 2021-08-06 | 浙江吉利控股集团有限公司 | Frame for vehicle and vehicle |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110330 |