CN107554264A - Electric drive axle and quarry tipper - Google Patents
Electric drive axle and quarry tipper Download PDFInfo
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- CN107554264A CN107554264A CN201710785354.5A CN201710785354A CN107554264A CN 107554264 A CN107554264 A CN 107554264A CN 201710785354 A CN201710785354 A CN 201710785354A CN 107554264 A CN107554264 A CN 107554264A
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- motor
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- motor bridge
- electric drive
- reduction gear
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Abstract
The invention provides a kind of electric drive axle and quarry tipper, it is related to technical field of vehicle, the electric drive axle, including：First, second motor, first and second motor bridge, first, second semiaxis, first, second axle tube, first, second hub reduction gear, link and cross-tie；First, second motor bridge is fixedly connected, and motor is detachably connected with motor bridge, and using electric braking, brake force is big, efficiency high.Axle tube one end is fixedly connected with corresponding motor bridge, the other end is fixedly connected with corresponding hub reduction gear, and semiaxis one end is connected with corresponding motor, the other end is connected with corresponding hub reduction gear；Two motor independence driving moments, realize that tire turns to by electronic differential.Link side is flexibly connected with first, second motor bridge, and opposite side is flexibly connected with vehicle frame, and cross-tie one end is connect with first/second motor bridging, and the other end is connected with vehicle frame.Increase bearing capacity, ensure that the stability of back axle traveling.
Description
Technical field
The present invention relates to technical field of vehicle, more particularly, to a kind of electric drive axle and quarry tipper.
Background technology
Existing Electric Motor Wheel is mainly used on more than 100T off-highway mine car on mine, is driven using single back axle
Dynamic form, suspension use oleo-pneumatic suspension.But electric drive axle structure similar in less than 100 tons of dumper use is not found.
This is due to that the cost of existing electric drive axle is high, and complicated, less than 100 tons off-highway quarry tippers use existing electricity
Drive axle excessively wastes, and can greatly increase cost, so being essentially all more than 100 tons, less than 100 tons off-highway electricity drive mining
Dumper is essentially mechanical wheel driving structure.
The principle of existing mechanical wheel driving structure is as follows：Jackshaft and back axle substantially by main reducing gear, differential mechanism, semiaxis and
A few part compositions such as driving axle housing.The motor torque that back axle transmits power transmission shaft is transmitted to driving moment, realizes and slows down and increase
Moment of torsion.Suspension generally uses the balance suspension structure of leaf spring, and axle housing bears motive power and the counter-force that driving wheel transmits
Torque, and vehicle frame is transmitted to by equalizing type of suspension, back axle keeps stable by front and rear 8 portraitlandscape pull bars.
Mechanical wheel driving structure has the following disadvantages：(1) at present mechanical bridge due to driving member it is more, cause transmission efficiency to drop
It is low.(2) suspension is generally multiple as main bearing part and shock absorber part, stress using the balance suspension structure of leaf spring, leaf spring
Miscellaneous, fault rate is high, influences operational efficiency.(3) vehicle is during the use of mine, and because road conditions are poor, road resistance coefficient is big, makees
Industry intensity is high, overloads phenomena such as serious, the fracture of portraitlandscape pull bar often occurs, thrust ball bearing deformation, causes middle back axle wrong
Phenomena such as position.
The content of the invention
An object of the present invention is to provide a kind of electric drive axle, to alleviate small-sized self-unloading present in prior art
Car mechanical driving structure efficiency is low, the technical problem of low bearing capacity.
To achieve the above object, there is provided following technical scheme,
Electric drive axle provided by the invention, including：First motor, the first motor bridge, the second motor, the second motor bridge,
One semiaxis, the first axle tube, the second semiaxis, the second axle tube, the first hub reduction gear, the second hub reduction gear, connection
Frame and cross-tie；
One end of the first motor bridge is fixedly connected with one end of the second motor bridge, and first motor is detachable
It is connected on the end face connect with the second motor bridging of the first motor bridge, second motor is detachably connected on institute
State on the end face connect with the first motor bridging of the second motor bridge；
One end of first axle tube and one end of the remote second motor bridge of the first motor bridge are fixed
Connection, the other end are fixedly connected with first hub reduction gear, and one end of first semiaxis is defeated with first motor
Go out end drive connection, the other end is connected with first hub reduction gear；One end of second axle tube with it is described
One end of the remote first motor bridge of second motor bridge is fixedly connected, and the other end is fixed with second hub reduction gear to be connected
Connect, one end of second semiaxis and the output end of second motor are connected, the other end and second hub reduction
Device is connected；
The side of link one is flexibly connected with the first motor bridge and the second motor bridge, and another side is lived with vehicle frame
Dynamic connection, the cross-tie are located at the side relative with the link of the electric drive axle, and the one of the cross-tie
End connects with the first motor bridge or the second motor bridging, the other end across the first motor bridge and the second motor bridge it
Between the elongated surfaces of connecting end surface be connected with the vehicle frame.
Further, the first motor bridge and the first axle tube junction are provided with clutch shaft bearing, and described the
One semiaxis passes through the through hole of the clutch shaft bearing.
Further, the second motor bridge and the second axle tube junction are provided with second bearing, and described the
Two semiaxis pass through the through hole of the second bearing.
Further, the link is A type links, and the top of the A types link is flexibly connected with vehicle frame, two bottoms
End is flexibly connected with the first motor bridge, the second motor bridge respectively.
Further, the upper surface of one end of the close first motor bridge of first axle tube is fixedly connected with
Rubber shock-absorbing pad, the upper surface of the Rubber shock-absorbing pad are fixedly connected with vehicle frame.
Further, the upper surface of one end of the close second motor bridge of second axle tube is fixedly connected with
Rubber shock-absorbing pad, the upper surface of the Rubber shock-absorbing pad are fixedly connected with vehicle frame.
Further, the size of one end that first axle tube and the first motor bridging connect is more than and described the
The size of one end of one hub reduction gear connection.
Further, the size of one end that second axle tube and the second motor bridging connect is more than and described the
The size of one end of two hub reduction gears connection
Further, it is also equipped with EPB in the hub reduction gear.
Compared with prior art, electric drive axle provided by the invention, including：First motor, the first motor bridge, the second electricity
Machine, the second motor bridge, the first semiaxis, the first axle tube, the second semiaxis, the second axle tube, the first hub reduction gear, second
Hub reduction gear, link and cross-tie；One end of first motor bridge is fixedly connected with one end of the second motor bridge, the first electricity
Machine is detachably connected on the end face connect with the second motor bridging of the first motor bridge, and the second motor is detachably connected on the second electricity
On the end face connect with the first motor bridging of machine bridge；Electric braking is so used, brake force is big, and retardation efficiency is high.First half-axile sleeve
One end of pipe is fixedly connected with one end away from the second motor bridge of the first motor bridge, and the other end is fixed with the first hub reduction gear
Connection, one end of the first semiaxis and the output end of the first motor are connected, and the other end and the first hub reduction gear are connected；
One end of second axle tube is fixedly connected with one end away from the first motor bridge of the second motor bridge, the other end and the second wheel side
Decelerator is fixedly connected, and one end of the second semiaxis and the output end of the second motor are connected, the other end and the second hub reduction
Device is connected；Two such motor independence driving moment, it can realize that the fricton-tight friction of tire turns to by electronic differential.Even
Frame side is connect to be flexibly connected with the first motor bridge and the second motor bridge, opposite side is flexibly connected with vehicle frame, cross-tie one end with
First motor bridge or the second motor bridging connect, and the other end prolongs across the connecting end surface between the first motor bridge and the second motor bridge
Long face is connected with vehicle frame.Link and cross-tie are flexibly connected with motor bridge and vehicle frame respectively, increase holding for electric drive axle
Power is carried, and ensure that the stabilization during back axle traveling.
The second object of the present invention is by a kind of vehicle, to alleviate small-sized self-unloading vehicle device present in prior art
The inconvenient technical problem of tool driving.
Quarry tipper provided by the invention, including the electric drive axle described in above-mentioned technical proposal.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation one of electric drive axle provided in an embodiment of the present invention；
Fig. 2 is the internal structure schematic diagram of electric drive axle provided in an embodiment of the present invention；
Fig. 3 is the structural representation two of electric drive axle provided in an embodiment of the present invention；
Fig. 4 is the structural representation three of electric drive axle provided in an embodiment of the present invention.
Icon：The motors of 1a- first；The motors of 1b- second；2a- the first motor bridges；2b- the second motor bridges；3a- first
Semiaxis；The semiaxis of 3b- second；The axle tubes of 4a- first；The axle tubes of 4b- second；The hub reduction gears of 5a- first；5b-
Two hub reduction gears；6-A type links；7- cross-ties；8- Rubber shock-absorbing pad connectors.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Embodiment one
As depicted in figs. 1 and 2, electric drive axle provided in an embodiment of the present invention, including：First motor 1a, the first motor bridge
2a, the second motor 1b, the second motor bridge 2b, the first semiaxis 3a, the first axle tube 4a, the second semiaxis 3b, the second axle tube
4b, the first hub reduction gear 5a, the second hub reduction gear 5b, link and cross-tie 7；First motor bridge 2a one end and the
Two motor bridge 2b one end is fixedly connected, and the first motor 1a is detachably connected on connecting with the second motor bridge 2b for the first motor bridge 2a
On the end face connect, the second motor 1b is detachably connected on the second motor bridge 2b end face being connected with the first motor bridge 2a；The
One axle tube 4a one end is fixedly connected with the first motor bridge 2a one end away from the second motor bridge 2b, the other end and first
Hub reduction gear 5a is fixedly connected, and the first semiaxis 3a one end and the first motor 1a output end are connected, the other end and the
One hub reduction gear 5a is connected；Second axle tube 4b one end is with the second motor bridge 2b remote first motor bridge 2a's
One end is fixedly connected, and the other end is fixedly connected with the second hub reduction gear 5b, and the second semiaxis 3b one end is with the second motor 1b's
Output end is connected, and the other end and the second hub reduction gear 5b are connected；The side of link one and the first motor bridge 2a and
Second motor bridge 2b is flexibly connected, and another side is flexibly connected with vehicle frame, cross-tie 7 be located at electric drive axle with link phase
To side, one end of cross-tie 7 is flexibly connected with the first motor bridge 2a or the second motor bridge 2b, and the other end is across the first electricity
The elongated surfaces of connecting end surface between machine bridge 2a and the second motor bridge 2b are flexibly connected with vehicle frame.
Wherein, the first motor bridge 2a is fixedly connected with the second motor bridge 2b preferred bolts, the first motor bridge 2a and the first half
Pipe spreader 4a, the second motor bridge 2b and the second axle tube 4b, the first axle tube 4a and the first hub reduction gear 5a, the second half
Pipe spreader 4b is fixedly connected with the second equal preferred bolts of hub reduction gear 5b, the first motor 1a and the first motor bridge 2a, the second electricity
Preferred screw thread is detachably connected between machine 1b and the second motor bridge 2b.
Compared with prior art, electric drive axle provided in an embodiment of the present invention, including：First motor 1a, the first motor bridge
2a, the second motor 1b, the second motor bridge 2b, the first semiaxis 3a, the first axle tube 4a, the second semiaxis 3b, the second axle tube
4b, the first hub reduction gear 5a, the second hub reduction gear 5b, link and cross-tie 7；First motor bridge 2a one end and the
Two motor bridge 2b one end is fixedly connected, and the first motor 1a is detachably connected on connecting with the second motor bridge 2b for the first motor bridge 2a
On the end face connect, the second motor 1b is detachably connected on the second motor bridge 2b end face being connected with the first motor bridge 2a；This
Sample uses electric braking, and brake force is big, and retardation efficiency is high.First axle tube 4a one end is with the first motor bridge 2a away from second
Motor bridge 2b one end is fixedly connected, and the other end is fixedly connected with the first hub reduction gear 5a, the first semiaxis 3a one end and the
One motor 1a output end drive connection, the other end and the first hub reduction gear 5a are connected；The one of second axle tube 4b
Hold and be fixedly connected with the second motor bridge 2b one end away from the first motor bridge 2a, the other end is fixed with the second hub reduction gear 5b
Connection, the second semiaxis 3b one end and the second motor 1b output end are connected, and the other end and the second hub reduction gear 5b are passed
Dynamic connection；Two such motor independence driving moment, it can realize that the fricton-tight friction of tire turns to by electronic differential.Link
Side is flexibly connected with the first motor bridge 2a and the second motor bridge 2b, and opposite side is flexibly connected with vehicle frame, the one end of cross-tie 7 with
First motor bridge 2a or the second motor bridge 2b connections, the other end is across the connection between the first motor bridge 2a and the second motor bridge 2b
The elongated surfaces of end face are connected with vehicle frame.Link and cross-tie 7 are flexibly connected with motor bridge and vehicle frame respectively, increase electricity
The bearing capacity of drive axle, and ensure that the stabilization during back axle traveling.
Further, the first motor bridge 2a and the first axle tube 4a junctions are provided with clutch shaft bearing, the first semiaxis 3a
Through the through hole of clutch shaft bearing, rotated after the positioning that the first semiaxis 3a passes through clutch shaft bearing more steady.
Further, the second motor bridge 2b and the second axle tube 4b junctions are provided with second bearing, the second semiaxis 3b
Through the through hole of second bearing, rotated after the positioning that the second semiaxis 3b passes through second bearing more steady.
Further, link is A types link 6, and the top of A types link 6 is flexibly connected with vehicle frame, two bottoms difference
It is flexibly connected with the first motor bridge 2a, the second motor bridge 2b.
Specifically, the top of A types link 6 and vehicle frame, two bottoms respectively with the first motor bridge 2a, the second motor bridge 2b it
Between be flexibly connected by connector, and the connector is left and right is fixed, movable connector up and down, top and car such as A type frame
The connection of frame, connector herein include two fixed flat members, and flat member is along transversal with the first motor bridge 2a
The parallel direction in face is set, the width that the distance between two flat members are connected for the top of A types link 6 with the connector,
The upper and lower side of two flat members is that the top of the distance between sealed end, upper and lower side less times greater than A types link 6 is connected with this
The height of part connection, when car pitches, the top of A types link 6 can be done up and down in the connector in allowed band
Rock on ground.
Wherein, as shown in figure 3, cross-tie 7 plays transverse stabilization function, specifically, the both ends of cross-tie 7 and first
Connected mode and link and the first motor bridge 2a between motor bridge 2a or the second motor bridge 2b, vehicle frame, the second motor bridge 2b
It is identical with the connected mode of vehicle frame, ensure the stabilization of left and right in vehicle travel process.
Further, the upper surface of the first axle tube 4a close first motor bridge 2a one end is fixedly connected with rubber
Beam, the upper surface of Rubber shock-absorbing pad are fixedly connected with vehicle frame.
Further, the upper surface of the second axle tube 4b close second motor bridge 2b one end is fixedly connected with rubber
Beam, the upper surface of Rubber shock-absorbing pad are fixedly connected with vehicle frame.
Specifically, as shown in Figure 3 and Figure 4, the first motor bridge 2a upper surface is provided with Rubber shock-absorbing pad connector 8, is
Square, bolt fastening structure is set, the upper and lower end face of Rubber shock-absorbing pad is adhesively fixed with steel plate respectively, upper and lower surface at corner
Steel plate respectively with vehicle frame, the first motor bridge 2a upper surface on Rubber shock-absorbing pad connector 8 be bolted to connection, this
Sample Rubber shock-absorbing pad can carry out rocking damping up and down, and its effect elasticity can only rock damping up and down than of the prior art
Spring shock absorption part effect it is good.Second motor bridge 2b is also connected with Rubber shock-absorbing pad in the same configuration.
Further, the first axle tube 4a is more than with the size of the first motor bridge 2a one end being connected and subtracted with first round side
The size of one end of fast device 5a connections.Such structural bearing effect is more preferable, and more safety is secure.
Further, the second axle tube 4b is more than with the size of the second motor bridge 2b one end being connected and subtracted with the second wheel side
The size of one end of fast device 5b connections.Such structural bearing effect is more preferable, and more safety is secure.
Further, electric drive axle also includes wheel rim, and wheel rim is connected with hub reduction gear, and tire is installed on wheel rim.
Further, it is also equipped with EPB in hub reduction gear.
Specifically, in the present embodiment, hub reduction gear is mainly by sun gear, planetary gear, gear ring, planetary wheel carrier, gear
Axle and EPB composition, its general driving link sun gear are connected with gear shaft, and planetary wheel carrier passes through gear and gear shaft phase
Even, gear ring connects with wheel rim, and hub reduction gear is connected by spline with semiaxis, is rotated with semiaxis.The output of hub reduction gear
End is connected with EPB.Gear ring and gear ring base mode connects for screw, and the gear ring base nut that is locked is fixed on axle tube
It can not rotate.Three planetary gears are housed between sun gear and gear ring, planetary gear passes through taper roll bearing and planet tooth
In wheel shaft support planet carrier.Planet carrier is connected by gear with gear shaft.
Also, EPB leans on spring dynamic braking, oil pressure is alleviated, and after vehicle stops completely, uses EPB
Vehicle safety can be made reliably to park, it is impossible to automatic to slide.
The EPB of the present embodiment also has a variety of modes of braking such as electric braking, hydraulic braking；When vehicle is normal
When needing to slow down during traveling, it can be braked using electric braking and hydraulic braking two ways；Wherein, the principle of electric braking
It is：The traction electric machine to run at high speed is converted into generator using electronic control technology, and the electric energy sent is charged by battery
To absorb electric energy, so as to reach the purpose slowed down, braked；And in hydraulic braking, it is also necessary to set one to pass through liquid with brake
The hydraulic braking rocker switch of pressure pipe road connection, it is in the power transmission line of braking procedure：Hydraulic braking rocker switch →
EPB → gear ring → wheel rim → tire.
Further, the first motor 1a, the second motor 1b are by the way of water-cooling.The electricity of first motor 1a and first
Cooling system is arranged on machine bridge 2a, cooling system is also arranged on the second motor 1b and the second motor bridge 2b, independently cools down.
Embodiment two
Quarry tipper provided by the invention, including the electric drive axle that embodiment one provides.
Compared with prior art, the quarry tipper that the embodiment of the present invention two provides, including the electricity drive that embodiment one provides
Dynamic bridge, the electric drive axle include：First motor 1a, the first motor bridge 2a, the second motor 1b, the second motor bridge 2b, the first semiaxis
3a, the first axle tube 4a, the second semiaxis 3b, the second axle tube 4b, the first hub reduction gear 5a, the second hub reduction gear
5b, link and lateral stability cross-tie 7；First motor bridge 2a one end is fixedly connected with the second motor bridge 2b one end,
First motor 1a is detachably connected on the first motor bridge 2a end face being connected with the second motor bridge 2b, and the second motor 1b is removable
Unload and be connected on the second motor bridge 2b end face being connected with the first motor bridge 2a；Electric braking is so used, brake force is big, braking
Efficiency high.First axle tube 4a one end is fixedly connected with the first motor bridge 2a one end away from the second motor bridge 2b, separately
One end is fixedly connected with the first hub reduction gear 5a, and the first semiaxis 3a one end and the first motor 1a output end are connected,
The other end and the first hub reduction gear 5a are connected；Second axle tube 4b one end is with the second motor bridge 2b away from first
Motor bridge 2a one end is fixedly connected, and the other end is fixedly connected with the second hub reduction gear 5b, the second semiaxis 3b one end and the
Two motor 1b output end drive connection, the other end and the second hub reduction gear 5b are connected；Two such motor independently drives
Motor car wheel, it can realize that the fricton-tight friction of tire turns to by electronic differential.Link side and the first motor bridge 2a and second
Motor bridge 2b is flexibly connected, and opposite side is flexibly connected with vehicle frame, the one end of cross-tie 7 and the first motor bridge 2a or the second motor bridge
2b connections, the elongated surfaces of the other end across the connecting end surface between the first motor bridge 2a and the second motor bridge 2b are connected with vehicle frame.
Link and cross-tie 7 are flexibly connected with motor bridge and vehicle frame respectively, increase the bearing capacity of electric drive axle, and ensure that
Stabilization during back axle traveling.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
- A kind of 1. electric drive axle, it is characterised in that including：First motor, the first motor bridge, the second motor, the second motor bridge, One semiaxis, the first axle tube, the second semiaxis, the second axle tube, the first hub reduction gear, the second hub reduction gear, connection Frame and cross-tie；One end of the first motor bridge is fixedly connected with one end of the second motor bridge, and first motor is detachably connected On the end face connect with the second motor bridging of the first motor bridge, second motor is detachably connected on described On the end face connect with the first motor bridging of two motor bridges；One end of first axle tube is fixedly connected with one end of the remote second motor bridge of the first motor bridge, The other end is fixedly connected with first hub reduction gear, and one end of first semiaxis and the output end of first motor pass Dynamic connection, the other end are connected with first hub reduction gear；One end of second axle tube and the described second electricity One end of the remote first motor bridge of machine bridge is fixedly connected, and the other end is fixedly connected with second hub reduction gear, institute State one end of the second semiaxis to be connected with the output end of second motor, the other end is driven with second hub reduction gear Connection；The side of link one is flexibly connected with the first motor bridge and the second motor bridge, and another side connects with vehicle frame activity Connect, the cross-tie is located at the side relative with the link of the electric drive axle, one end of the cross-tie with The first motor bridge or the second motor bridging connect, and the other end is across between the first motor bridge and the second motor bridge The elongated surfaces of connecting end surface are connected with the vehicle frame.
- 2. electric drive axle according to claim 1, it is characterised in that the first motor bridge and first axle tube Junction is provided with clutch shaft bearing, and first semiaxis passes through the through hole of the clutch shaft bearing.
- 3. electric drive axle according to claim 1, it is characterised in that the second motor bridge and second axle tube Junction is provided with second bearing, and second semiaxis passes through the through hole of the second bearing.
- 4. electric drive axle according to claim 1, it is characterised in that the link is A type links, and the A types connect The top for connecing frame is flexibly connected with the vehicle frame, and two bottoms are flexibly connected with the first motor bridge, the second motor bridge respectively.
- 5. electric drive axle according to claim 1, it is characterised in that the cross-tie is lateral stability cross-tie, Described lateral stability cross-tie one end connects with the first motor bridge or the second motor bridging, and the other end is electric across described first The elongated surfaces of connecting end surface between machine bridge and the second motor bridge are connected with the vehicle frame.
- 6. electric drive axle according to claim 1, it is characterised in that close first electricity of first axle tube The upper surface of one end of machine bridge is fixedly connected with Rubber shock-absorbing pad, and the upper surface of the Rubber shock-absorbing pad is fixed with the vehicle frame to be connected Connect.
- 7. electric drive axle according to claim 1, it is characterised in that close second electricity of second axle tube The upper surface of one end of machine bridge is fixedly connected with Rubber shock-absorbing pad, and the upper surface of the Rubber shock-absorbing pad is fixed with the vehicle frame to be connected Connect.
- 8. electric drive axle according to claim 1, it is characterised in that first axle tube and the first motor bridge The size of one end of connection is more than the size of the one end being connected with first hub reduction gear；Second axle tube and institute The size for stating one end that the second motor bridging connects is more than the size of the one end being connected with second hub reduction gear.
- 9. according to the electric drive axle described in claim any one of 1-8, it is characterised in that also installed in the hub reduction gear There is EPB.
- 10. a kind of car quarry tipper, it is characterised in that including the electric drive axle described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710785354.5A CN107554264B (en) | 2017-09-04 | 2017-09-04 | Electric drive axle and mining dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710785354.5A CN107554264B (en) | 2017-09-04 | 2017-09-04 | Electric drive axle and mining dump truck |
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| Publication Number | Publication Date |
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| CN107554264A true CN107554264A (en) | 2018-01-09 |
| CN107554264B CN107554264B (en) | 2019-12-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4183608A1 (en) | 2021-11-23 | 2023-05-24 | Sandvik Mining and Construction Oy | A powertrain support arrangement, and a mobile under-ground mining machine |
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| CN101519040A (en) * | 2008-05-23 | 2009-09-02 | 北京理工大学 | Double-motor skidproof differential drive axle of electric automobile |
| CN102470747A (en) * | 2009-07-10 | 2012-05-23 | F·波尔希名誉工学博士公司 | Propulsion device for automobile with portal axle comprising an electrical machine |
| CN102653222A (en) * | 2012-05-15 | 2012-09-05 | 三一矿机有限公司 | Balanced suspension device of dump truck and dump truck comprising same |
| CN106314034A (en) * | 2015-07-06 | 2017-01-11 | 深圳市沃特玛电池有限公司 | Dual-motor driving axle structure |
| CN205202730U (en) * | 2015-12-25 | 2016-05-04 | 唐山普林亿威科技有限公司 | Electronic rear axle power assembly of pure electric vehicles wheel limit motor |
| CN105984335A (en) * | 2015-12-31 | 2016-10-05 | 比亚迪股份有限公司 | Mixer vehicle |
| DE102016004367A1 (en) * | 2016-04-09 | 2017-02-16 | Daimler Ag | Axle suspension for an axle driven by an electric drive |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4183608A1 (en) | 2021-11-23 | 2023-05-24 | Sandvik Mining and Construction Oy | A powertrain support arrangement, and a mobile under-ground mining machine |
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| CN107554264B (en) | 2019-12-06 |
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