CN108215662A - A kind of integrated form power drive system - Google Patents

A kind of integrated form power drive system Download PDF

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Publication number
CN108215662A
CN108215662A CN201711395207.3A CN201711395207A CN108215662A CN 108215662 A CN108215662 A CN 108215662A CN 201711395207 A CN201711395207 A CN 201711395207A CN 108215662 A CN108215662 A CN 108215662A
Authority
CN
China
Prior art keywords
drive system
central siphon
offset
brake
variable speed
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.)
Pending
Application number
CN201711395207.3A
Other languages
Chinese (zh)
Inventor
韩宁
刘学博
吴昊
魏朔
伊曙东
李洪彪
张生
张冉
刘洋
张国文
于红军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AEROSPACE NEW CHANGZHENG ELECTRIC VEHICLE TECHNOLOGY Co Ltd
Original Assignee
AEROSPACE NEW CHANGZHENG ELECTRIC VEHICLE TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by AEROSPACE NEW CHANGZHENG ELECTRIC VEHICLE TECHNOLOGY Co Ltd filed Critical AEROSPACE NEW CHANGZHENG ELECTRIC VEHICLE TECHNOLOGY Co Ltd
Priority to CN201711395207.3A priority Critical patent/CN108215662A/en
Publication of CN108215662A publication Critical patent/CN108215662A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B35/00Axle units; Parts thereof ; Arrangements for lubrication of axles
    • B60B35/12Torque-transmitting axles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B35/00Axle units; Parts thereof ; Arrangements for lubrication of axles
    • B60B35/12Torque-transmitting axles
    • B60B35/14Torque-transmitting axles composite or split, e.g. half- axles; Couplings between axle parts or sections
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT 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
    • B60K17/00Arrangement or mounting of transmissions in vehicles
    • B60K17/04Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/06Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Arrangement Of Transmissions (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)

Abstract

The invention discloses a kind of integrated form power drive systems, achieve the purpose that simplified transmission system in a manner that drive system is placed in vehicle frame rear and be connected directly drive system by two wheel hubs on two semiaxis and support bridge.Because its conventional power transmission system compared to front-engine rear-drive eliminates transmission shaft, intermediate consume is eliminated, so the integration type power drive system is compacter efficiently, is occupied little space.Solve the problems, such as that conventional power transmission system occupies container space.

Description

A kind of integrated form power drive system
Technical field
The present invention relates to art drive systems fields, more particularly to a kind of integrated form power drive system.
Background technology
With continuing to increase for China's car ownership, vehicle emission pollution and energy problem are more and more severeer.Pure electric vehicle Vehicle possesses development prospect as the automobile of no pollution, zero-emission.In the prior art, light truck generally use front-engine rear-drive power transmission The arrangement form of system, power unit needs to realize power transmission by transmission shaft to drive axle in this arrangement form, occupies Space is big.According to the arrangement form of front-engine rear-drive, battery needs packet layout, occupies container space pure electric vehicle light truck, because There is an urgent need to a kind of power drive systems of characteristics of compact layout for this.
Invention content
The integrated form power drive system that it is an object of the invention to propose that a kind of integral arrangement is compact, occupy little space.
Based on above-mentioned purpose integrated form power drive system provided by the invention, including:Central siphon offset integrally supports bridge, ball Cage semiaxis, two-shift automatic variable speed drive system, drive system suspension, spring suspension and vehicle frame;The central siphon offset It overally supports bridge and includes wheel hub;The two-shift automatic variable speed drive system is lifted on square frame structure by drive system suspension Vehicle frame on rear portion by intermediate position, central siphon offset integrated support bridge is suspended at vehicle frame rear portion by spring suspension Lower section, it is corresponding up and down with the position for lifting two-shift automatic variable speed drive system, form postposition rear-guard layout;Two-shift automatic variable speed drives Dynamic system is directly accessed the wheel hub in central siphon offset integrated support bridge by two ball cage semiaxis in the horizontal direction.The bullet Spring suspension arrangement can be one of leaf spring, helical spring, hydro-pneumatic spring or torsion-bar spring.
The axis of connecting flange in the central siphon offset integrated support bridge axis with two wheel hubs in the horizontal direction Line deviates from the sky in two-shift automatic variable speed drive system described in central siphon offset integrated support bridge upper lifting forward or backward Between.Left and right stent low side in the central siphon offset integrated support bridge sinks, and mid-horizontal section is set below two side ends Face forms concave structure to accommodate the two-shift automatic variable speed drive system being lifted on above central siphon offset integrated support bridge. Brake is bolted by one group on the outside upright wall surface fixed to left and right stent, and the brake includes being placed in inside Brake-shoe and the fricting couple piece brake drum for being placed in outside;When brake-shoe from brake inside outwardly against brake drum when, brake drum It is flared out, generates friction with wheel hub, form braking moment.
From the above it can be seen that the present invention takes the dynamical system layout type of postposition rear-guard.By the way that system will be driven System is placed in vehicle frame rear and reaches drive system in a manner that two semiaxis are connected directly with two wheel hubs in support bridge To the purpose for simplifying transmission system.Because its conventional power transmission system compared to front-engine rear-drive eliminates transmission shaft, eliminate Centre consume so the integration type power drive system is compacter efficiently, occupies little space.Solves traditional power biography The problem of dynamic system occupies container space.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of integrated form power transmission system structure schematic diagram of the embodiment of the present invention;
Fig. 2 overally supports bridge schematic diagram for central siphon of embodiment of the present invention offset.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference Attached drawing, the present invention is described in more detail.
A kind of integrated form power drive system that one embodiment of the present of invention provides, it is shown in Figure 1.The integrated form Power drive system includes:Central siphon offset integrated support bridge 1, ball cage type semiaxis 2, two-shift automatic variable speed drive system 3, driving System suspension 4, spring suspension 5 and vehicle frame 6;The central siphon offset integrated support bridge 1 includes wheel hub 16.
After two-shift automatic variable speed drive system 3 is lifted on by drive system suspension 4 on the vehicle frame 6 of square frame structure Centre position is leaned in portion, can be the centre position at rear portion as one embodiment.Central siphon offset integrated support bridge 1 passes through both sides Spring suspension 5 hangs on the lower section at 6 rear portion of vehicle frame, and central siphon offset integrated support bridge 1 is made to obtain position and is in two grades automatically The lower section of speed change system 3 forms postposition rear-guard layout.It is by the line of centres of its both sides wheel hub 16 and two-shift automatic variable speed driving The speed changer alignment of system 3, the speed changer provide power by the horizontal access wheel hub 16 of two ball cage semiaxis 2 for it.In this way Setting be configured at vehicle frame rear portion because of its drive system and driving wheel, directly driven by two ball cage semiaxis 2, so being not required to The transmission shaft for wearing entire vehicle body is indulged, the structure of transmission system is simplified, reduces space hold.
The spring suspension 5 can be one of leaf spring, helical spring, hydro-pneumatic spring or torsion-bar spring.
Shown in Figure 2, as an alternative embodiment, the central siphon offset in the integrated form power drive system is whole Body support bridge 1 includes:Left and right stent 11, connecting flange 12, central siphon 13, brake 14, brake drum 15, wheel hub 16 and support shaft 17 With spline housing 18.
After two-shift automatic variable speed drive system 3 is lifted on by drive system suspension 4 on the vehicle frame 6 of square frame structure Centre position is leaned in portion.Central siphon offset integrated support bridge 1 hangs on the lower section at 6 rear portion of vehicle frame by both sides spring suspension 5, Central siphon offset integrated support bridge 1 is made to obtain the lower section that position is in two-shift automatic variable speed system 3, forms postposition rear-guard layout.It will The line of centres of its both sides wheel hub 16 is aligned with the speed changer of two-shift automatic variable speed drive system 3, and the speed changer passes through two The horizontal access wheel hub 16 of cage semiaxis 2.
Since two-shift automatic variable speed drive system 3 is suspended on vehicle frame 6, to give motor, gearbox, battery pack and other groups Part reserves the space of bigger, the central siphon offset overally support bridge 1 by the central siphon 3 of rear support bridge on horizontal position rearward or Biased forward, central siphon 13 are affixed to together by the disc outside prominent with 11 inside of left and right stent of connecting flange 12, this Kind design so that can reserve power in the horizontal plane positioned at the central siphon 13 in support bridge center and the line of two-side supporting axis 17 The arrangement space of system.
Power is transferred to two cage semiaxis 2 by dynamical system by differential mechanism, by the shank of cage semiaxis 2 on the inside of wheel Spline housing 18 is inserted into, is positioned on the outside by clamp spring;Spline housing 18 is by seam allowance and is bolted to wheel hub 16;Wheel hub 16 passes through One group of bearing holder (housing, cover) is in support shaft 17;The bottom of left and right stent 11 sinks, and support shaft 17 is fixed to by seam allowance and being bolted On 11 outside upright wall surface of left and right stent so that there are a spacings with the bottom of left and right stent 11 in the vertical direction for support shaft 17 From one concave structure of formation.The exceptional space that concave structure is provided can more easily arrange other assemblies, meet two grades The setting demand of the original papers such as automatic gear shifting control system 3 and battery.
16 outside of wheel hub is connected by tire bolt and seam allowance with brake drum 15;Brake 14 is bolted solid by one group Determine onto the outside upright wall surface of left and right stent 11, the brake 14 includes being placed in internal brake-shoe and is placed in rubbing for outside Wipe couple brake drum 15;When brake-shoe inside brake 14 outwardly against brake drum 15 when, brake drum 15 is flared out, with wheel Hub 16 generates friction, forms braking moment.16 outside of wheel hub is connected by tire bolt with brake drum 15 and wheel, is driven with this Vehicle wheel rotation.
The present embodiment reserves the space for accommodating drive system by improving supported bridge configuration above support bridge, will Drive system is placed in vehicle frame rear, forms the dynamical system layout type of postposition rear-guard.Drive system passes through two semiaxis and branch The mode that is connected directly of two wheel hubs on support bridge achievees the purpose that simplified transmission system.Because of its biography compared to front-engine rear-drive System power drive system eliminates transmission shaft, intermediate consume is eliminated, so the integration type power drive system is more stepped up It gathers efficiently, occupies little space.
Those of ordinary skills in the art should understand that:The above is only a specific embodiment of the present invention, and The limitation present invention is not used in, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done, It should be included within protection scope of the present invention.

Claims (5)

1. integrated form power drive system, it is characterised in that:Including:Central siphon offset integrated support bridge (1), ball cage type semiaxis (2), two-shift automatic variable speed drive system (3), drive system suspension (4), spring suspension (5) and vehicle frame (6);The central siphon Offset integrated support bridge (1) includes wheel hub (16);The two-shift automatic variable speed drive system (3) is suspended by drive system (4) rear portion on the vehicle frame (6) of square frame structure is lifted on by intermediate position, and central siphon offset integrated support bridge (1) leads to It crosses spring suspension (5) and is suspended at vehicle frame (6) lower rear, on the position with lifting two-shift automatic variable speed drive system (3) Lower correspondence forms postposition rear-guard layout;Two-shift automatic variable speed drive system (3) by two ball cage semiaxis (2) in the horizontal direction On be directly accessed wheel hub (16) in central siphon offset integrated support bridge (1).
2. integrated form power drive system according to claim 1, it is characterised in that:The spring suspension (5) is One of leaf spring, helical spring, hydro-pneumatic spring or torsion-bar spring.
3. integrated form power drive system according to claim 1, it is characterised in that:
The axis of connecting flange (12) in central siphon offset integrated support bridge (1) in the horizontal direction with two wheel hubs (16) axis deviates from forward or backward to be driven in two-shift automatic variable speed described in central siphon offset integrated support bridge (1) upper lifting The space of dynamic system (3).
4. integrated form power drive system according to claim 1, it is characterised in that:The central siphon offset integrated support The bottom of left and right stent (11) in bridge (1) sinks, and bottom plane is less than the vertical wall surface in both sides;Support shaft (17) by seam allowance and It is bolted fixed on left and right stent (11) outside upright wall surface;The bottom branch of left and right stent (11) is vertically lower than The axis of axis (17) is held, forms a concave structure;The concave structure is lifted on central siphon offset entirety to accommodate Two-shift automatic variable speed drive system (3) above support bridge (1).
5. integrated form power drive system according to claim 1, it is characterised in that:The central siphon offset integrated support Brake (14) in bridge (1) is bolted by one group on the outside upright wall surface fixed to left and right stent (11);The system Dynamic device (14) includes the fricting couple piece brake drum (15) on the outside of being placed in internal brake-shoe and being placed in;When brake-shoe is from brake (14) when inside is outwardly against brake drum (15), brake drum (15) is flared out, and is generated friction with wheel hub (16), is formed brake force Square.
CN201711395207.3A 2017-12-21 2017-12-21 A kind of integrated form power drive system Pending CN108215662A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711395207.3A CN108215662A (en) 2017-12-21 2017-12-21 A kind of integrated form power drive system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711395207.3A CN108215662A (en) 2017-12-21 2017-12-21 A kind of integrated form power drive system

Publications (1)

Publication Number Publication Date
CN108215662A true CN108215662A (en) 2018-06-29

Family

ID=62647568

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711395207.3A Pending CN108215662A (en) 2017-12-21 2017-12-21 A kind of integrated form power drive system

Country Status (1)

Country Link
CN (1) CN108215662A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106183632A (en) * 2016-09-28 2016-12-07 通天汽车桥(天津)有限公司 Independent suspension type front wheel driving rear axle assy
CN206155025U (en) * 2016-10-18 2017-05-10 上海汽车集团股份有限公司 Bridge assembly is born after with to electronic commercial car

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106183632A (en) * 2016-09-28 2016-12-07 通天汽车桥(天津)有限公司 Independent suspension type front wheel driving rear axle assy
CN206155025U (en) * 2016-10-18 2017-05-10 上海汽车集团股份有限公司 Bridge assembly is born after with to electronic commercial car

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Application publication date: 20180629