CN209336425U - A kind of new-energy automobile dual wheel rims drive axle structure - Google Patents
A kind of new-energy automobile dual wheel rims drive axle structure Download PDFInfo
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- CN209336425U CN209336425U CN201822014932.8U CN201822014932U CN209336425U CN 209336425 U CN209336425 U CN 209336425U CN 201822014932 U CN201822014932 U CN 201822014932U CN 209336425 U CN209336425 U CN 209336425U
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- arm
- intermediate support
- air spring
- bearing seat
- damper
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Abstract
The utility model discloses a kind of new-energy automobile dual wheel rims drive axle structures, including intermediate support assembly, four C-arms and suspension system, the intermediate support assembly includes a left side, right two bearing seats and the intermediate support for connecting bearing seat, it is characterized in that, the left side, right bearing seat connect to form whole unpowered driving axle housing respectively with intermediate support both ends, dual wheel rims (hub) motor can be carried, realize driving function, power unit can not only be reduced by, which being arranged so, occupies interior space, and intermediate support assembly is designed using Split type U-shaped, it can satisfy the requirement of rear axle low-floor and channel width, realize vehicle in the past can low-floor to back pullout (BPO), facilitate on passenger, it gets off.The utility model Direct wheel drives bridge structure can be suitable for the demand of car, truck, the especially requirement of new energy public transit vehicle well.
Description
Technical field
The utility model relates to automobile drive axle technical field, especially a kind of dual wheel rims used on new-energy automobile
Drive axle structure.
Background technique
The driving structure layout pattern of automobile drive axle can be driven by working characteristics point by centralized driving bridge and wheel side of merger
Dynamic bridge two major classes.
Centralized driving bridge is that motor or engine carry retarder and driven by being driven axial both sides wheel；Side is taken turns to drive
Dynamic bridge is two-wheeled (hub) motor when respectively carrying a wheel, passes through retarder direct drive of wheel.
In recent years, energy conservation and environmental protection is valued by people, new-energy automobile, and especially electric bus with energy conservation because subtracting
The advantages of row and quickly grow.Electronic class new energy bus generallys use centralized driving bridge scheme, i.e., former using motor substitution
Engine location supplies power to rigid drive axle main reducing gear by driving-shaft assembly, then passes through rigid drive axle master
Retarder is to two sidecar wheel input powers.
Existing electronic class new energy bus mostly uses greatly rigid drive axle, by rigid drive axle master subtract structure,
The interior bottom plate of the limitation of motor and driving-shaft assembly, rear axle position is higher, it has not been convenient to which passenger gets on and off, overall to occupy sky
Between it is bigger.
Utility model content
The purpose of this utility model is to be to overcome the shortcomings of above-mentioned technology, and provide a kind of new-energy automobile Direct wheel drives
Bridge structure can carry dual wheel rims (hub) motor, realize driving function, and power unit can not only be reduced by, which being arranged so, occupies vehicle
Interior space, and can satisfy the requirement of rear axle low-floor and channel width, realize that vehicle can low land from front door to back pullout (BPO)
Plate facilitates passenger to get on and off.
In order to realize above-mentioned purpose of utility model, the technical scheme adopted by the utility model is
A kind of new-energy automobile Direct wheel drives bridge structure, including intermediate support assembly, four C-arms and suspension system, institute
Stating intermediate support assembly includes intermediate support and left and right carrying seat assembly, which is characterized in that left and right two bearing seats are total
At the one monolithic wheel side driving axle housing of left and right both ends formation for being fixed on the intermediate support by fastener respectively；Four C
Arm be divided into left front C-arm, left back C-arm, it is right before C-arm, it is right after C-arm, one end of the left front C-arm passes through fastener
It is connect with the preceding outer surface of the left carrying seat assembly, one end of the left back C-arm passes through fastener and the left bearing seat
The rear outer surface of assembly connects, the preceding outer surface that one end of C-arm passes through fastener and the right carrying seat assembly before the right side
It connects, one end of C-arm is connect by fastener with the rear outer surface of the right carrying seat assembly behind the right side；The suspension system
System includes damping behind two main thrust bars, two trailing links, left front damper, left back damper, right front damper, the right side
Device, left front air spring, left back air spring, it is right before air spring, it is right after air spring, one end of two main thrust bars
Hinged with the leading flank of intermediate support, the other end and vehicle frame of two main thrust bars are hinged；Two trailing links
One end respectively with it is hinged on front side of left and right two carryings seat assembly, the other end and vehicle frame of two trailing links are hinged；
The left front damper, left back damper, right front damper, right rear shock absorber lower end respectively with the left front C-arm, left back
The C-arm other end connects behind C-arm, the right side before C-arm, the right side, behind the left front damper, left back damper, right front damper, the right side
The upper end of damper is connect with vehicle frame；Air bullet behind air spring, the right side before the left front air spring, left back air spring, the right side
The lower end of spring is connect with C-arm behind C-arm, the right side before the left front C-arm, left back C-arm, the right side respectively, the left front air bullet
The upper end of air spring is connect with vehicle frame behind air spring, the right side before spring, left back air spring, the right side.
In a preferred embodiment of the utility model, the upper plane of the intermediate support is below or above described
The central axis to install left and right wheel motor in left and right two bearing seats.
In a preferred embodiment of the utility model, the left and right carrying seat assembly respectively includes left and right carrying
Seat, left and right sensor stand, left and right stiffening plate, the left and right sensor stand are separately mounted to the left and right bearing seat
Rearward position, lower part of the front and rear ends of the left stiffening plate respectively with left front side plate, left back side plate in left bearing seat connect
It connects, the front and rear ends of the right stiffening plate are connect with the lower part of forward right side plate, right lateral side plate in right bearing seat respectively；It is described
One end of left front C-arm is connect by fastener with the outer surface of the left front side plate in the left bearing seat, the left back C-arm
One end connect with the outer surface of the left back side plate in the left bearing seat by fastener, one end of C-arm leads to before the right side
It crosses fastener to connect with the outer surface of the forward right side plate in the right bearing seat, one end of C-arm passes through fastener behind the right side
It is connect with the outer surface of the right lateral side plate in the right bearing seat；One end of two trailing links is respectively with left and right two
The front side of a bearing seat is hinged.
In a preferred embodiment of the utility model, an intermediate support is fixed in the lower part of the intermediate support and is added
Strong plate.
In a preferred embodiment of the utility model, the medial surface of the left and right bearing seat be respectively arranged with
The interface arrangement of wheel motor connection.
Due to using technical solution as above, a kind of new-energy automobile Direct wheel drives bridge structure of the utility model, energy
It is driven suitable for dual wheel rims (hub), had both been reduced power unit and has occupied interior space, and can satisfy rear axle low-floor and lead to
The requirement of road width.Realize vehicle in the past to back pullout (BPO) can low-floor, the advantages of facilitating passenger to get on and off.It is especially suitable
Demand for new energy bus.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of embodiment of the utility model.
Specific embodiment
It is further described below in conjunction with detailed construction of the drawings and specific embodiments to the utility model.
A kind of new-energy automobile Direct wheel drives bridge structure shown in Figure 1, including left carrying seat assembly 1a, right bearing seat
Assembly 1b, intermediate support 2, intermediate support stiffening plate 3, left sensor stand 4a, right sensor stand 4b, left back C-arm 5a are left
Preceding C-arm 5b, it is right before C-arm 5c, it is right after C-arm 5d, left side stiffening plate 6a, right side stiffening plate 6b, left main thrust bar 7a, right master
Distance rod 7b, left trailing link 8a, right trailing link 8b, left back air spring 9a, left front air spring 9b, it is right before air
Spring 9c, it is right after air spring 9d, left back damper 10a, left front damper 10b, right front damper 10c, right rear shock absorber
10d。
Left carrying seat assembly 1a, right carrying seat assembly 1b are connect by fastener with the left and right ends of intermediate support 2, are formed
The main structure of monoblock type Direct wheel drives bridge.
2 assembly of intermediate support uses U-shaped design, wherein for bus, the upper plane of intermediate support 2 lower than it is left,
The central axis to install left and right wheel motor in right bearing seat 1a, 1b meets wanting for bus low-floor and channel width
It asks.For bus, the upper plane of intermediate support 2 be higher than in left and right bearing seat 1a, 1b to install left and right wheel side
The central axis of motor meets the requirement on bus high floor and channel width.
Intermediate support 2 is designed using box-type and is also connected with one piece of intermediate support stiffening plate 3 in its bottom, and braking is played
The dust-proof effect of system.Connection type is using welding or is bolted, and is connected by screw bolts, facilitates the maintenance in later period.
Left main thrust bar 7a, right main thrust bar 7b one end be symmetrically hinged on the leading flank of intermediate support 2, left main thrust
Bar 7a, right main thrust bar 7b the other end by hinged with vehicle frame, be used to be subject to during transmitting motor racing to vehicle frame
Laterally and longitudinally power.
It is respectively arranged with left stiffening plate 6a, right stiffening plate 6a in the bottom surface of left carrying seat assembly 1a, right carrying seat assembly 1a,
For improving the structural strength of the left carrying seat assembly 1a and right carrying seat assembly 1b, braking system is dust-proof also to facilitate friction plate
It replaces after sale, revolver (hub) motor in (hub) motor, right wheel can be mounted in left carrying seat assembly 1a, right carrying seat assembly 1b
Medial surface on, formed dual wheel rims (hub) motor driven bridge structure, achieve the purpose that vehicle driving traveling, brake system device connect
It connects on left carrying seat assembly 1a and right carrying seat assembly 1b medial surface, starts the purpose of automobile brake.
Left trailing link 8a, right trailing link 8b one end be respectively hinged at left carrying seat assembly 1a, right bearing seat
The forward position of the upper end assembly 1b, left trailing link 8a, the other end of right trailing link 8b and vehicle frame are hinged, mainly use
In the longitudinal force being subject in the process to vehicle frame transmitting motor racing.
Rearward position in left carrying seat assembly 1a and the right carrying upper end seat assembly 1b is equipped with left sensing by fastener
Device bracket 4a and right sensor stand 4b is mainly used for dust-proof and protection sensor.
One end of left front C-arm 5b is connected with the front side lower end of left carrying seat assembly 1a by fastener, left front air bullet
The lower end of spring 9b and the lower end of left front damper 10b are connected by fastener with the other end of left front C-arm 5b, left front air bullet
The upper end of spring 9b and the upper end of left front damper 10b are connected with vehicle frame.
One end of left back C-arm 5a is connected with the rear side lower end of left carrying seat assembly 1a by fastener, left back air bullet
The lower end of spring 9a and the lower end of left back damper 10a are connected by fastener with the other end of left back C-arm 5a, left back air bullet
The upper end of spring 9a and the upper end of left back damper 10a are connected with vehicle frame.
One end of C-arm 5d is connected with the front side lower end of right carrying seat assembly 1b by fastener before the right side, air bullet before the right side
The lower end of spring 9d and the lower end of right front damper 10d are connected by fastener with the other end of C-arm 5d before the right side, air bullet before the right side
The upper end of spring 9d and the upper end of right front damper 10d are connected with vehicle frame.
One end of C-arm 5c is connected with the front side lower end of right carrying seat assembly 1b by fastener behind the right side, air bullet behind the right side
The lower end of spring 9c and the lower end of right rear shock absorber 10c are connected by fastener with the other end of C-arm 5c behind the right side, air bullet behind the right side
The upper end of spring 9c and the upper end of right rear shock absorber 10c are connected with vehicle frame.
Left back air spring 9a, left front air spring 9b, it is right before air spring 9c, it is right after air spring 9d come for carrying
Active force from before tire and vehicle frame, left back damper 10a, left front damper 10b, right front damper 10c, right rear shock absorber
It is transferred to the vibration frequency of vehicle frame when 10d is for reducing motor racing, improves riding comfort and vehicle body stability.
Left back C-arm 5a, left back air spring 9a, left back damper 10a positional relationship pass through wheel axis and left front C
Arm 5b, left front air spring 9b, left front damper 10b are symmetrical, damping behind air spring 9c, the right side behind C-arm 5c, the right side behind the right side
The positional relationship of device 10c is symmetrical by wheel axis and air spring 9d, right front damper 10d before C-arm 5d, the right side before the right side.
C-arm 5d, right side stiffening plate 6b, right main thrust bar 7b, the right side are vertical behind C-arm 5c, the right side before right sensor stand 4b, the right side
To distance rod 8b, it is right before air spring 9c, it is right after air spring 9d, right front damper 10c, right rear shock absorber 10d position with
Left sensor stand 4a, left back C-arm 5a, left side stiffening plate 6a, left main thrust bar 7a, left trailing link 8a, left back air
Spring 9a, left front air spring 9b, left back damper 10a, left front damper 10b passes through in the lateral length of intermediate support 2
Point axisymmetrical, connection relationship are identical as left side part.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of new-energy automobile dual wheel rims drive axle structure, including intermediate support assembly, four C-arms and suspension system, institute
Stating intermediate support assembly includes intermediate support and left and right carrying seat assembly, which is characterized in that left and right two bearing seats are total
At the one monolithic wheel side driving axle housing of left and right both ends formation for being fixed on the intermediate support by fastener respectively；Four C
Arm be divided into left front C-arm, left back C-arm, it is right before C-arm, it is right after C-arm, one end of the left front C-arm passes through fastener
It is connect with the preceding outer surface of the left carrying seat assembly, one end of the left back C-arm passes through fastener and the left bearing seat
The rear outer surface of assembly connects, the preceding outer surface that one end of C-arm passes through fastener and the right carrying seat assembly before the right side
It connects, one end of C-arm is connect by fastener with the rear outer surface of the right carrying seat assembly behind the right side；The suspension system
System includes damping behind two main thrust bars, two trailing links, left front damper, left back damper, right front damper, the right side
Device, left front air spring, left back air spring, it is right before air spring, it is right after air spring, one end of two main thrust bars
Hinged with the leading flank of intermediate support, the other end and vehicle frame of two main thrust bars are hinged；Two trailing links
One end respectively with it is hinged on front side of left and right two carryings seat assembly, the other end and vehicle frame of two trailing links are hinged；
The left front damper, left back damper, right front damper, right rear shock absorber lower end respectively with the left front C-arm, left back
The C-arm other end connects behind C-arm, the right side before C-arm, the right side, behind the left front damper, left back damper, right front damper, the right side
The upper end of damper is connect with vehicle frame；Air bullet behind air spring, the right side before the left front air spring, left back air spring, the right side
The lower end of spring is connect with C-arm behind C-arm, the right side before the left front C-arm, left back C-arm, the right side respectively, the left front air bullet
The upper end of air spring is connect with vehicle frame behind air spring, the right side before spring, left back air spring, the right side.
2. a kind of new-energy automobile dual wheel rims drive axle structure as described in claim 1, which is characterized in that the intermediate support
Upper plane lower than the central axis to install left and right wheel motor in left and right two bearing seats.
3. a kind of new-energy automobile dual wheel rims drive axle structure as described in claim 1, which is characterized in that described left and right to hold
It carries seat assembly and respectively includes left and right bearing seat, left and right sensor stand, left and right stiffening plate, the left and right sensor stand point
Be not mounted on the rearward position of the left and right bearing seat, the front and rear ends of the left stiffening plate respectively with the left side in left bearing seat
Front side board, left back side plate lower part connection, the front and rear ends of the right stiffening plate respectively in right bearing seat forward right side plate,
The lower part of right lateral side plate connects；One end of the left front C-arm passes through the left front side plate in fastener and the left bearing seat
One end of outer surface connection, the left back C-arm is connected by the outer surface of the left back side plate in fastener and the left bearing seat
It connects, one end of C-arm is connect by fastener with the outer surface of the forward right side plate in the right bearing seat before the right side, the right side
One end of C-arm is connect by fastener with the outer surface of the right lateral side plate in the right bearing seat afterwards；Two longitudinal directions push away
One end of power bar is hinged with the front side of left and right two bearing seats respectively.
4. a kind of new-energy automobile dual wheel rims drive axle structure as described in any one of claims 1 to 3 claim, feature
It is, one intermediate support stiffening plate is installed in the lower part of the intermediate support.
5. a kind of new-energy automobile dual wheel rims drive axle structure as claimed in claim 4, which is characterized in that described left and right
The medial surface of bearing seat is respectively arranged with the interface arrangement connecting with wheel motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822014932.8U CN209336425U (en) | 2018-12-03 | 2018-12-03 | A kind of new-energy automobile dual wheel rims drive axle structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822014932.8U CN209336425U (en) | 2018-12-03 | 2018-12-03 | A kind of new-energy automobile dual wheel rims drive axle structure |
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| Publication Number | Publication Date |
|---|---|
| CN209336425U true CN209336425U (en) | 2019-09-03 |
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|---|---|---|---|
| CN201822014932.8U Active CN209336425U (en) | 2018-12-03 | 2018-12-03 | A kind of new-energy automobile dual wheel rims drive axle structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114290978A (en) * | 2022-01-27 | 2022-04-08 | 威海广泰空港设备股份有限公司 | Electric security inspection vehicle |
-
2018
- 2018-12-03 CN CN201822014932.8U patent/CN209336425U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114290978A (en) * | 2022-01-27 | 2022-04-08 | 威海广泰空港设备股份有限公司 | Electric security inspection vehicle |
| CN114290978B (en) * | 2022-01-27 | 2024-05-14 | 威海广泰空港设备股份有限公司 | Electric security inspection vehicle |
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