CN104724084A - Rear axle assembly - Google Patents
Rear axle assembly Download PDFInfo
- Publication number
- CN104724084A CN104724084A CN201510047617.3A CN201510047617A CN104724084A CN 104724084 A CN104724084 A CN 104724084A CN 201510047617 A CN201510047617 A CN 201510047617A CN 104724084 A CN104724084 A CN 104724084A
- Authority
- CN
- China
- Prior art keywords
- adapter plate
- trailing arm
- brake
- bump rubber
- axle assembly
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/06—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/121—Power-transmission from drive shaft to hub
- B60B35/122—Power-transmission from drive shaft to hub using gearings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
Abstract
The invention provides a rear axle assembly. The rear axle assembly comprises a shaft pipe, a first brake and a second brake. The first brake and the second brake are connected with the first end and the second end of the shaft pipe through a first mounting unit and a second mounting unit respectively, and the first brake and the second brake are connected to rear wheel assemblies on the two sides of a car respectively. On the one hand, the structural arrangement that a motor is arranged on a rear shaft is achieved in order to fully reserve the arrangement space of a power battery; on the other hand, a power output wire of a speed reducer is arranged in the width direction of the car, and the power is transmitted to wheels through a left half shaft and a right half shaft.
Description
Technical field
The present invention relates to the installation assembly of pure electric automobile, be specifically related to a kind of back axle assembly for back-wheel drive pure electric automobile.
Background technology
For the vehicle of back-wheel drive, usually adopt the version of overall axle assembly, and in order to ensure stable drive, the central siphon of car load bridge is coaxial with wheel center.Under the prerequisite of overall bridge construction, because traditional driving rear axle structure comprises first stage decelerator, and drive rear axle structure to change and bear the function in drive axis direction, rear axle structure size therefore can be caused larger; Simultaneously, due to the version that the central siphon of traditional back axle is coaxial with drive wheel, the requirement coaxial with driving core wheel with horizontal arrangement requirement reducer power output line produces contradiction, that is, to there is severe interference in the retarder and the back axle that meet above-mentioned two structural requirements, structure cannot realize simultaneously; Simultaneously due to the complex structure of overall bridge, significantly increase back axle cost.
Compare to the dynamic assembly of the traditional vehicle be made up of driving engine and change speed gear box, obviously reduced by the dynamic assembly overall dimension of motor and the pure electric automobile formed that slows down.Putting before this, is the arrangement space of fully reserved electrokinetic cell, can by motor arrangement at rear shaft position, and by the Power output line of retarder in the vehicle width direction, by the axial wheel transferring power in left and right half.In this case, traditional driving axis all cannot meet the demands in structure and size.
Summary of the invention
In view of this, the invention provides a kind of back axle assembly, to be intended to realize by motor arrangement at the Power output line of rear shaft position, retarder in the vehicle width direction and by the coordination of the axial wheel transferring power in left and right half.
The technical solution used in the present invention is specially:
A kind of back axle assembly, comprise central siphon to be connected with the second end with the first end of described central siphon with the second installation unit respectively by the first installation unit with described second brake with the first drg described in second brake with the first drg, described first drg and described second brake are connected to the rear wheel assembly of vehicle both sides respectively.
In above-mentioned back axle assembly, described first installation unit comprises the first bump rubber adapter plate and installs trailing arm first time, described first drg and described first is installed trailing arm and is connected, described first bump rubber adapter plate and described first is installed trailing arm and is connected, and described first bump rubber adapter plate is connected with the first end of described central siphon.
In above-mentioned back axle assembly, described first installation unit comprises the first bump rubber adapter plate and installs trailing arm first time, described first drg is installed trailing arm by hold-down bolt and described first and is connected, described first bump rubber adapter plate is installed trailing arm by tie bolt and described first and is connected, and described first bump rubber adapter plate is connected by the first end of welding manner with described central siphon.
In above-mentioned back axle assembly, described second installation unit comprises the second bump rubber adapter plate and installs trailing arm second time, described second brake and described second is installed trailing arm and is connected, described second bump rubber adapter plate and described second is installed trailing arm and is connected, and described second bump rubber adapter plate is connected with the second end of described central siphon.
In above-mentioned back axle assembly, described second installation unit comprises the second bump rubber adapter plate and installs trailing arm second time, described second brake is installed trailing arm by hold-down bolt and described second and is connected, described second bump rubber adapter plate is installed trailing arm by tie bolt and described second and is connected, and described second bump rubber adapter plate is connected with the second end of described central siphon by welding manner.
In above-mentioned back axle assembly, also comprise at least one first mounting bracket, described first mounting bracket is along axis body directional spreding in described central siphon.
In above-mentioned back axle assembly, also comprise the second mounting bracket, described second mounting bracket is located at described central siphon.
In above-mentioned back axle assembly, described first drg and described second brake are connected to the trailing wheel of vehicle both sides respectively by jack shaft, leaf spring and bumper.
The beneficial effect that the present invention produces is:
Back axle assembly of the present invention is applied to pure electric automobile, be the arrangement space of fully reserved electrokinetic cell on the one hand, by motor arrangement at rear shaft position, on the other hand by the Width of the Power output line of retarder at vehicle, achieve by the axial wheel transferring power in left and right half.And compare to traditional rigid axle structure, significantly reduce cost.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, more completely the present invention can be understood better.Accompanying drawing described herein is used to provide a further understanding of the present invention, and embodiment and explanation thereof, for explaining the present invention, do not form inappropriate limitation of the present invention.
Fig. 1 is the structural representation of a kind of back axle assembly of the present invention;
Fig. 2 is the local structure schematic diagram of a kind of back axle assembly of the present invention.
In figure: 1, the first drg 2, first bump rubber adapter plate 3, first installs trailing arm 4, central siphon 5, second installs trailing arm 6, second bump rubber adapter plate 7, second brake 8, first (annex) mounting bracket 9, second (pipeline) mounting bracket.
Detailed description of the invention
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in further detail.
A kind of back axle assembly as shown in Figure 1, comprise central siphon 4 and the first drg and second brake (1,7), first drg is connected with the second end with the first end of central siphon 4 with the second installation unit respectively by the first installation unit with second brake (1,7), and the first drg and second brake (1,7) are connected to the rear wheel assembly of vehicle both sides respectively.
Further as shown in Figure 2, first installation unit comprises the first bump rubber adapter plate 2 and installs trailing arm 3 first time, first drg 1 and first is installed trailing arm 3 and is connected, and the first bump rubber adapter plate 2 and first is installed trailing arm 3 and is connected, and the first bump rubber adapter plate 2 is connected with the first end of central siphon 4.
The same Fig. 2 of structure, second installation unit comprises the second bump rubber adapter plate 6 and installs trailing arm 5 second time, second brake 1 and second is installed trailing arm 5 and is connected, and the second bump rubber adapter plate 6 and second is installed trailing arm 5 and is connected, and the second bump rubber adapter plate 6 is connected with the second end of central siphon 4.
Further, also comprise at least one first mounting bracket 8, first mounting bracket along axis body directional spreding in central siphon 4, the first mounting bracket 8 is for installation accessories (braking load sensing valve).
Also comprise the second mounting bracket 9, second mounting bracket 9 and be located at central siphon 4, the second mounting bracket 9 is for installing pipeline (connecting line of brake system).
First drg and second brake (1,7) are connected to the trailing wheel of vehicle both sides respectively by jack shaft, leaf spring and bumper.
The fitting process of above-mentioned back axle assembly is specially:
First by the left/right drg (1,7) of band hub bearing by hold-down bolt with trailing arm (3,5) be installed under left/right be connected; Then will lead to left/right bump rubber adapter plate (2,6) by tie bolt with trailing arm (3,5) be installed under left/right be connected, then the left and right cell block connected is connected with central siphon 4 respectively by bolt; Wherein, brake piping adopts welding manner to be connected with the mounting bracket of load sensing valve with central siphon 4.
Be connected with bumper with the plate spring assembly of the left and right sides of vehicle damping unit further by installing trailing arm (3,5) under left/right; Be connected with wheel set with the transmission shaft of the left and right sides by left/right drg (1,7), realize the driving to wheel.
The present invention, by the structure of central siphon from the different axis of wheel disk line, efficiently solves electric machine Transverse and puts Layout Problem.Put by electric machine Transverse, make the overall structure of rear driving power unit and back axle assembly compacter, save arrangement space under the prerequisite of the equal wheelbase of vehicle morning, more can arrange battery.
As mentioned above, embodiments of the invention are explained, obviously, as long as do not depart from fact inventive point of the present invention and effect, will be readily apparent to persons skilled in the art distortion, is also all included within protection scope of the present invention.
Claims (8)
1. a back axle assembly, it is characterized in that, comprise central siphon to be connected with the second end with the first end of described central siphon with the second installation unit respectively by the first installation unit with described second brake with the first drg described in second brake with the first drg, described first drg and described second brake are connected to the rear wheel assembly of vehicle both sides respectively.
2. back axle assembly according to claim 1, it is characterized in that, described first installation unit comprises the first bump rubber adapter plate and installs trailing arm first time, described first drg and described first is installed trailing arm and is connected, described first bump rubber adapter plate and described first is installed trailing arm and is connected, and described first bump rubber adapter plate is connected with the first end of described central siphon.
3. back axle assembly according to claim 2, it is characterized in that, described first installation unit comprises the first bump rubber adapter plate and installs trailing arm first time, described first drg is installed trailing arm by hold-down bolt and described first and is connected, described first bump rubber adapter plate is installed trailing arm by tie bolt and described first and is connected, and described first bump rubber adapter plate is connected by the first end of welding manner with described central siphon.
4. back axle assembly according to claim 1, it is characterized in that, described second installation unit comprises the second bump rubber adapter plate and installs trailing arm second time, described second brake and described second is installed trailing arm and is connected, described second bump rubber adapter plate and described second is installed trailing arm and is connected, and described second bump rubber adapter plate is connected with the second end of described central siphon.
5. back axle assembly according to claim 4, it is characterized in that, described second installation unit comprises the second bump rubber adapter plate and installs trailing arm second time, described second brake is installed trailing arm by hold-down bolt and described second and is connected, described second bump rubber adapter plate is installed trailing arm by tie bolt and described second and is connected, and described second bump rubber adapter plate is connected with the second end of described central siphon by welding manner.
6. back axle assembly according to claim 1, is characterized in that, also comprises at least one first mounting bracket, and described first mounting bracket is along axis body directional spreding in described central siphon.
7. back axle assembly according to claim 1, is characterized in that, also comprises the second mounting bracket, and described second mounting bracket is located at described central siphon.
8. back axle assembly according to claim 1, is characterized in that, described first drg and described second brake are connected to the trailing wheel of vehicle both sides respectively by jack shaft, leaf spring and bumper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510047617.3A CN104724084A (en) | 2015-01-29 | 2015-01-29 | Rear axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510047617.3A CN104724084A (en) | 2015-01-29 | 2015-01-29 | Rear axle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104724084A true CN104724084A (en) | 2015-06-24 |
Family
ID=53448674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510047617.3A Pending CN104724084A (en) | 2015-01-29 | 2015-01-29 | Rear axle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104724084A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922852A (en) * | 2016-05-26 | 2016-09-07 | 丁德胜 | Auxiliary electric rear axle of front-drive vehicle |
| CN106004244A (en) * | 2016-07-29 | 2016-10-12 | 湖北三众车桥有限责任公司 | Electric station wagon drive axle assembly |
| CN108045169A (en) * | 2017-12-08 | 2018-05-18 | 合肥海源机械有限公司 | The wheel hub of wheel hub and brake drum component |
| CN108674094A (en) * | 2018-07-12 | 2018-10-19 | 上海欣原汽车技术开发有限公司 | A kind of axis biasing load-carrying vehicle bridge |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1852275A1 (en) * | 2006-05-03 | 2007-11-07 | Meritor Heavy Vehicle Braking Systems (UK) Limited | Improvements in vehicle braking systems |
| CN201922852U (en) * | 2010-11-24 | 2011-08-10 | 郑州日产汽车有限公司 | Dead rear axle for automobiles |
| CN202038120U (en) * | 2011-05-24 | 2011-11-16 | 莱芜市东岳永盛车桥有限公司 | Non-drop height front axle assembly of electric motor car |
| WO2012032259A1 (en) * | 2010-09-09 | 2012-03-15 | Peugeot Citroën Automobiles SA | Motor vehicle rear axle assembly with steered wheels |
| CN202574168U (en) * | 2012-05-17 | 2012-12-05 | 重庆长安汽车股份有限公司 | Mounting structure of torsion beam suspension and brake |
| CN203318047U (en) * | 2013-07-02 | 2013-12-04 | 中国长安汽车集团股份有限公司四川建安车桥分公司 | Axle-tube light automobile axle housing |
| CN103832208A (en) * | 2012-11-23 | 2014-06-04 | 东风汽车股份有限公司 | Bent pipe beam type rear axle welding assembly |
| CN203666306U (en) * | 2013-12-05 | 2014-06-25 | 芜湖佳景科技有限公司 | Suspension structure of heavy-duty truck |
| CN203876491U (en) * | 2014-05-20 | 2014-10-15 | 南京依维柯汽车有限公司 | Inserting-pipe-type follow-up axle |
-
2015
- 2015-01-29 CN CN201510047617.3A patent/CN104724084A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1852275A1 (en) * | 2006-05-03 | 2007-11-07 | Meritor Heavy Vehicle Braking Systems (UK) Limited | Improvements in vehicle braking systems |
| WO2012032259A1 (en) * | 2010-09-09 | 2012-03-15 | Peugeot Citroën Automobiles SA | Motor vehicle rear axle assembly with steered wheels |
| CN201922852U (en) * | 2010-11-24 | 2011-08-10 | 郑州日产汽车有限公司 | Dead rear axle for automobiles |
| CN202038120U (en) * | 2011-05-24 | 2011-11-16 | 莱芜市东岳永盛车桥有限公司 | Non-drop height front axle assembly of electric motor car |
| CN202574168U (en) * | 2012-05-17 | 2012-12-05 | 重庆长安汽车股份有限公司 | Mounting structure of torsion beam suspension and brake |
| CN103832208A (en) * | 2012-11-23 | 2014-06-04 | 东风汽车股份有限公司 | Bent pipe beam type rear axle welding assembly |
| CN203318047U (en) * | 2013-07-02 | 2013-12-04 | 中国长安汽车集团股份有限公司四川建安车桥分公司 | Axle-tube light automobile axle housing |
| CN203666306U (en) * | 2013-12-05 | 2014-06-25 | 芜湖佳景科技有限公司 | Suspension structure of heavy-duty truck |
| CN203876491U (en) * | 2014-05-20 | 2014-10-15 | 南京依维柯汽车有限公司 | Inserting-pipe-type follow-up axle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922852A (en) * | 2016-05-26 | 2016-09-07 | 丁德胜 | Auxiliary electric rear axle of front-drive vehicle |
| CN106004244A (en) * | 2016-07-29 | 2016-10-12 | 湖北三众车桥有限责任公司 | Electric station wagon drive axle assembly |
| CN108045169A (en) * | 2017-12-08 | 2018-05-18 | 合肥海源机械有限公司 | The wheel hub of wheel hub and brake drum component |
| CN108674094A (en) * | 2018-07-12 | 2018-10-19 | 上海欣原汽车技术开发有限公司 | A kind of axis biasing load-carrying vehicle bridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150624 |
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| RJ01 | Rejection of invention patent application after publication |