CN204548235U - A kind of Novel pure electrobus Rear secondary frame for vehicle - Google Patents
A kind of Novel pure electrobus Rear secondary frame for vehicle Download PDFInfo
- Publication number
- CN204548235U CN204548235U CN201520224544.6U CN201520224544U CN204548235U CN 204548235 U CN204548235 U CN 204548235U CN 201520224544 U CN201520224544 U CN 201520224544U CN 204548235 U CN204548235 U CN 204548235U
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- longeron
- vehicle
- novel pure
- main beam
- secondary frame
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Abstract
The utility model discloses a kind of Novel pure electrobus Rear secondary frame for vehicle, it comprises: main beam, and it extends along vehicular transverse direction; Longeron, it comprises the first longeron and the second longeron that two beams are parallel to each other, and the front end of described first longeron and the second longeron is fixed on described main beam; And connecting element, it is arranged on described longeron, has the function of fixing rear axle; Secondary crossbeam, it has the structure of carrying motor, and described secondary beam vertical is arranged between the first longeron and the second longeron.The utility model has that driving efficiency is high, stable drive and dismounting, advantage easy to maintenance, and the longitudinal and cross beam on subframe adopts variable section design, achieves the lightweight of subframe.
Description
Technical field
The utility model relates to a kind of auxiliary car frame of passenger car, more particularly, the present invention relates to a kind of Novel pure electrobus Rear secondary frame for vehicle.
Background technology
At present, the pure electric coach of domestic operation, employing motor preposition, motor are mid-, motor postposition three kinds of schemes.In motor preposition and the mid-scheme of motor, mounting position of motor and rear driving axle distance comparatively large, need to adopt transmission shaft, mechanism is complicated, take up room large, and driving efficiency is low; And motor postposition scheme, motor and the connection mode of drive axle are divided into transmission shaft to be connected and directly connect two kinds; Transmission shaft connects and has that driving efficiency is low, take up room large shortcoming equally; In motor and the direct connection scheme of drive axle, because motor is arranged on bus frame, when passenger vehicle suspension bob, motor and drive axle can produce comparatively big bang, affect the stationarity of transmission.
Utility model content
An object of the present invention is to solve at least the problems referred to above, and the advantage will illustrated at least is below provided.
The invention provides a kind ofly improve electrobus driving efficiency, improve transmission stability and dismounting, Novel pure electrobus Rear secondary frame for vehicle easy to maintenance.
A further object of the invention is that transverse distance increases, and increases the roll rate of vehicle body by installing air bellow at main beam two ends; When not interfering, air bellow is arranged more near vehicle bridge, effectively increases boot compartment space.
A further object of the invention is that the longitudinal and cross beam on subframe adopts variable section design, achieves the lightweight of subframe.
In order to realize, according to these objects of the present invention and other advantage, providing a kind of Novel pure electrobus Rear secondary frame for vehicle, it is characterized in that, comprising:
Main beam, it extends along vehicular transverse direction;
Longeron, it comprises the first longeron and the second longeron that two beams are parallel to each other, and the front end of described first longeron and the second longeron is fixed on described main beam; And
Secondary crossbeam, it has the structure of carrying motor, and described secondary beam vertical is arranged between the first longeron and the second longeron.
Preferably, wherein said first longeron and the second hinged mount pad in longeron rear end.
Preferably, wherein said mount pad is fixedly connected with vehicle frame.
Preferably, a connecting element is separately installed with, for fixing rear axle above wherein said first longeron and the second longeron.
Preferably, wherein said secondary crossbeam comprises the first secondary crossbeam and the second secondary crossbeam.
Preferably, wherein said first secondary crossbeam and the second secondary crossbeam are welded and fixed motor.
Preferably, wherein it is characterized in that, the rear axle that motor fixing on described secondary crossbeam is fixed with connecting element is directly connected.
Preferably, wherein said main beam adopts square-section, has the function of firm subframe.
Preferably, wherein said main beam two ends are provided with air bellow and damping.
Preferably, wherein said main beam and longeron adopt variable section.
The present invention at least comprises following beneficial effect: 1, the structure of subframe makes motor output end directly be connected with drive axle, simplifies driving system, saves space, and improves driving efficiency; When passenger vehicle suspension bob, motor and drive axle keep geo-stationary, decrease the vibration and noise of driving system, improve the stationarity of driving system; Motor arrangement is near passenger vehicle afterbody simultaneously, opens passenger vehicle motor hatch door and carries out dismounting, maintenance, convenient and swift.2, this subframe can play the effect of transmitting transverse load, eliminates Panhard rod, simplifies total; 3, the layout of main beam two ends air bellow is more near body side wall, improves body roll rigidity; Longeron rear end extends back longer, and after vehicle frame, hinging fulcrum is close to the middle part of body overhang section, effectively improves body overhang part stressed, is more conducive to the lightweight of body structure.4, longeron, crossbeam are straight beam design, and production technology is simple, low cost of manufacture; And the structure stress of 3 main beams is simple, primary deformable is by being flexural deformation, and design calculation error is little, is more conducive to designing accurately, adopts variable section method of designing simultaneously, is more conducive to the lightweight of subframe.
Part is embodied by explanation below by other advantage of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is a kind of Novel pure electrobus back-auxiliary cycle frame structure schematic diagram described in the utility model.
Fig. 2 is a kind of Novel pure electrobus back-auxiliary cycle frame structure birds-eye view described in the utility model.
Fig. 3 is a kind of Novel pure electrobus back-auxiliary cycle frame structure front elevation described in the utility model.
Fig. 4 is a kind of Novel pure electrobus back-auxiliary cycle frame structure lateral plan described in the utility model.
Fig. 5 is a kind of Novel pure electrobus back-auxiliary cycle frame structure described in the utility model and back axle, motor assembling structure schematic diagram.
Fig. 6 is the assembling schematic diagram of a kind of Novel pure electrobus back-auxiliary cycle frame structure described in the utility model in car load.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification sheets word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
As Fig. 1-4 shows according to a kind of way of realization of the present invention, comprising:
Subframe 100 is made up of longeron 110, main beam 120 and secondary crossbeam 130, and wherein main beam 120 and longeron 110 all adopt the variable section of straight fine strain of millet to design, and can alleviate the overall weight of subframe 100 and save space.
Longeron 110 comprises two identical and the first longeron 111 and the second longerons 112 be parallel to each other, and described first longeron 111 is wide, equal thickness and the variable section beams of metal of hollow, comprises connecting element 113 and mount pad 114, connecting element 113 its be made up of two pieces of iron plates and bolt fastener, it has the effect of fixing car back axle 200, when needs fixing car back axle 200, first lower iron plate be close to the upper surface of longeron 110 and ensure that on it, four tapped bore are communicated with the through hole on longeron 110, placement vehicle back axle 200 afterwards, again upper iron plate to be placed on car back axle 200 and to ensure that its upper screwed hole aligns with the tapped bore of lower iron plate, afterwards four pieces of screws are passed upper iron plate successively, the tapped bore of lower iron plate and longeron 110, the lower surface of longeron 110 is passed in the lower end of described screw, finally by the bolted matched with screw, mount pad 114 one end and longeron 111 hinged, the other end is the structure can fixing vehicle frame.Distance between first longeron 111 and the second longeron 112 is preferably identical with secondary crossbeam 130 length, the front end of the first longeron 111 and the second longeron 112 is symmetrically welded at main beam 121 side, the fastening rear axle 200 of the connecting element at about 1/3 place on it, rear end is fixedly connected with vehicle frame by mount pad 114.
Secondary crossbeam 130, be made up of the first secondary crossbeam 131 and the second secondary crossbeam 132, described secondary crossbeam 130 two ends are welded and fixed respectively at the inner side of the first longeron 111 and the second longeron 112, and vertical with longeron; Secondary crossbeam 130 is welded and fixed motor 300, and described secondary crossbeam 130 is preferably rear axle with the distance of connecting element 113 and motor can directly be connected.Secondary crossbeam 130 mainly plays the effect of support motor, and the position of secondary crossbeam 130 need ensure that motor 300 can the rear axle 200 that supports of Direct driver longeron 110.
Main beam 120 is positioned at subframe 100 foremost, and air bellow and damping 121 are all equipped with in the two ends of described main beam 120, and the layout of air bellow and damping 121 can improve body roll rigidity and play the effect of damping; Main beam 120 plays the effect of longitudinal beam connected 110 and then firm subframe 100.
As illustrated in Figures 5 and 6, subframe 100 front end is main beam 120, air bellow and damping 121 are installed in main beam 120 two ends, the aft end face of described main beam 120 and the first longeron 111 and the second longeron 112 are welded and fixed, wherein the first longeron 111 and the second longeron 112 is parallel to each other and with main beam 120 apart from equal, now longeron 110 is vertical with main beam 120.Rear portion on first longeron 111 and the second longeron 112 is welded and fixed the first perpendicular secondary crossbeam 131 and the second secondary crossbeam 132 respectively, first secondary crossbeam 131 and the second secondary crossbeam 132 weld motor 300, motor 300 is directly connected with rear axle 200 fixing on connecting element 113, can increase the drive efficiency of motor to rear axle, the first longeron 111 is fixedly connected with vehicle frame with the mount pad 114 of the second longeron 112 rear end.
Here the number of devices illustrated and treatment scale are used to simplify explanation of the present invention.The application of subframe of the present invention, modifications and variations be will be readily apparent to persons skilled in the art.
As mentioned above, the present invention has following beneficial effect: 1, the structure of subframe makes motor output end directly be connected with drive axle, simplifies driving system, saves space, and improves driving efficiency; When passenger vehicle suspension bob, motor and drive axle keep geo-stationary, decrease the vibration and noise of driving system, improve the stationarity of driving system; Motor arrangement is near passenger vehicle afterbody simultaneously, opens passenger vehicle motor hatch door and carries out dismounting, maintenance, convenient and swift.2, this subframe can play the effect of transmitting transverse load, eliminates Panhard rod, simplifies total; 3, the layout of main beam two ends air bellow is more near body side wall, improves body roll rigidity; Longeron rear end extends back longer, and after vehicle frame, hinging fulcrum is close to the middle part of body overhang section, effectively improves body overhang part stressed, is more conducive to the lightweight of body structure.4, longeron, crossbeam are straight beam design, and production technology is simple, low cost of manufacture; And the structure stress of 3 main beams is simple, primary deformable is by being flexural deformation, and design calculation error is little, is more conducive to designing accurately, adopts variable section method of designing simultaneously, is more conducive to the lightweight of subframe.
Although embodiment of the present utility model is open as above, it is not restricted to listed in specification sheets and embodiment utilization.It can be applied to various applicable field of the present utility model completely.For those skilled in the art, can easily realize other amendment.Therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. a Novel pure electrobus Rear secondary frame for vehicle, is characterized in that, comprising:
Main beam, it extends along vehicular transverse direction;
Longeron, it comprises the first longeron and the second longeron that two beams are parallel to each other, and the front end of described first longeron and the second longeron is fixed on described main beam; And
Secondary crossbeam, it has the structure of carrying motor, and described secondary beam vertical is arranged between the first longeron and the second longeron.
2. Novel pure electrobus Rear secondary frame for vehicle as claimed in claim 1, is characterized in that, described first longeron and the second hinged mount pad in longeron rear end.
3. Novel pure electrobus Rear secondary frame for vehicle as claimed in claim 2, it is characterized in that, described mount pad is fixedly connected with vehicle frame.
4. Novel pure electrobus Rear secondary frame for vehicle as claimed in claim 1, is characterized in that, be separately installed with a connecting element, for fixing rear axle above described first longeron and the second longeron.
5. Novel pure electrobus Rear secondary frame for vehicle as claimed in claim 1, it is characterized in that, described secondary crossbeam comprises the first secondary crossbeam and the second secondary crossbeam.
6. Novel pure electrobus Rear secondary frame for vehicle as claimed in claim 5, is characterized in that, described first secondary crossbeam and the second secondary crossbeam are welded and fixed motor.
7. the Novel pure electrobus Rear secondary frame for vehicle according to any one of claim 4-6, is characterized in that, the rear axle that motor fixing on described secondary crossbeam is fixed with connecting element is directly connected.
8. Novel pure electrobus Rear secondary frame for vehicle as claimed in claim 1, is characterized in that, described main beam adopts square-section, has the function of firm subframe.
9. Novel pure electrobus Rear secondary frame for vehicle as claimed in claim 8, it is characterized in that, described main beam two ends are provided with air bellow and damping.
10. the Novel pure electrobus Rear secondary frame for vehicle according to any one of claim 1-6,8-9, is characterized in that, described main beam and longeron adopt variable section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520224544.6U CN204548235U (en) | 2015-04-15 | 2015-04-15 | A kind of Novel pure electrobus Rear secondary frame for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520224544.6U CN204548235U (en) | 2015-04-15 | 2015-04-15 | A kind of Novel pure electrobus Rear secondary frame for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204548235U true CN204548235U (en) | 2015-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520224544.6U Expired - Fee Related CN204548235U (en) | 2015-04-15 | 2015-04-15 | A kind of Novel pure electrobus Rear secondary frame for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204548235U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627763A (en) * | 2016-12-23 | 2017-05-10 | 上海蔚来汽车有限公司 | Front longitudinal beam back section sealing structure and electric automobile containing same |
| CN107006930A (en) * | 2017-04-24 | 2017-08-04 | 四川超影科技有限公司 | The outer suspension member of the nearly electric inductor of intelligent helmet |
-
2015
- 2015-04-15 CN CN201520224544.6U patent/CN204548235U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627763A (en) * | 2016-12-23 | 2017-05-10 | 上海蔚来汽车有限公司 | Front longitudinal beam back section sealing structure and electric automobile containing same |
| CN106627763B (en) * | 2016-12-23 | 2023-09-29 | 上海蔚来汽车有限公司 | Front longitudinal beam rear section enclosed construction and electric automobile including same |
| CN107006930A (en) * | 2017-04-24 | 2017-08-04 | 四川超影科技有限公司 | The outer suspension member of the nearly electric inductor of intelligent helmet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150812 Termination date: 20180415 |