CN104527660A - Motor direct-driving bogie - Google Patents

Motor direct-driving bogie Download PDF

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Publication number
CN104527660A
CN104527660A CN201410773486.2A CN201410773486A CN104527660A CN 104527660 A CN104527660 A CN 104527660A CN 201410773486 A CN201410773486 A CN 201410773486A CN 104527660 A CN104527660 A CN 104527660A
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CN
China
Prior art keywords
bearing
ring
cap
seal ring
axletree
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CN201410773486.2A
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Chinese (zh)
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CN104527660B (en
Inventor
张雄飞
吴梦
樊云杰
马利军
刘伟
史玉杰
王晓明
宋树亮
孙厚礼
蒯荣生
郑静
闫磊
刘玉文
Original Assignee
南车青岛四方机车车辆股份有限公司
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Priority to CN201410773486.2A priority Critical patent/CN104527660B/en
Publication of CN104527660A publication Critical patent/CN104527660A/en
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Publication of CN104527660B publication Critical patent/CN104527660B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61CLOCOMOTIVES; MOTOR RAILCARS
    • B61C9/00Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
    • B61C9/38Transmission systems in or for locomotives or motor railcars with electric motor propulsion
    • B61C9/46Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors forming parts of wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61FRAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F3/00Types of bogies

Abstract

The invention relates to a motor direct-driving bogie comprising a framework, wherein the framework is provided with a traction device, a foundation brake device, a secondary spring and a wheel set driving system; the wheel set driving system comprises a driving motor, an axle passing through a central hole formed in the driving motor and two wheels arranged at two sides of the axle; the framework comprises side beams located at two sides and a beam fixedly connected with the side beams located at two sides, and the bottoms of the side beams are fixedly provided with supporting plates; and the foundation brake device is fixedly arranged on the supporting plates and the side beams. By using the motor direct-driving bogie, a wheel set is directly driven by the motor, and a gearbox and a shaft coupling are not needed to be mounted, so that the weight of the driving system is greatly reduced, the energy utilization efficiency is increased, and the noise under a vehicle is reduced. Due to the adoption of a fixing way of the foundation brake device, the load of the beam is reduced, and the stress of the framework is more reasonable.

Description

A kind of electric-machine directly-driven bogie truck

Technical field

The present invention relates to a kind of bogie truck, particularly a kind of electric-machine directly-driven bogie truck.

Background technology

Wheel is one of indispensable most important parts of motor car bogie to drive system, and the moment drive wheel that motor produces is to axletree, and this is the source that motor-car produces traction power.At present, by structure space and motor heavily quantitative limitation itself, motor speed is higher, and the moment of generation is less, and wheel is lower to rotating speed, and need larger drive torque, this contradiction is solved by gear train assembly; Gearbox pinion is connected with motor output shaft, and big gear wheel is arranged on wheel on axletree, and the little moment of torsion that motor produces Direct driver wheel after reducing gear train system amplifies moment of torsion is right; Owing to adding a gear train assembly, infrastructure cost and life-cycle maintenance intervals cost are increased, reduces driving efficiency, add noise, also make wheel-base bogie strengthen, affect the curving performance of motor-car.

Summary of the invention

Main purpose of the present invention is to solve the problem and deficiency, provides a kind of drive ability good, the electric-machine directly-driven bogie truck of Direct driver axletree.

For achieving the above object, technical scheme of the present invention is:

A kind of electric-machine directly-driven bogie truck, comprise framework, architecturally be provided with draw gear, foundation brake rigging, secondary spring and wheel to drive system, describedly take turns the axletree of centre hole drive motor being comprised to drive system, is provided with through described drive motor, be arranged on two wheels of described axletree both sides, the crossbeam that described framework comprises both sides curb girder and is fixedly connected with both sides curb girder, be fixed with supporting plate in the bottom of described curb girder, described foundation brake rigging is fixed on described supporting plate and curb girder.

Further, described supporting plate is weldingly fixed on curb girder bottom inside, is welded with polylith reinforced rib between bottom supporting plate and curb girder.

Further, described side rail inner riser is provided with an attachment point, described supporting plate is provided with three attachment points, the side of described foundation brake rigging and four attachment point bolts are fixed.

Further, arrange a bearing assembly respectively in described drive motor both sides, one of them bearing assembly is location bearing, and another bearing assembly is floating bearing.

Further, the roller that described bearing assembly comprises outside race, bearing inner ring and is arranged between bearing inner ring and outside race, described outside race is connected with the end cap of described drive motor, described bearing inner ring is connected with described axletree interference, described outside race arranges groove structure, and described roller embeds in described groove.

Further, the side of the bearing inner ring of described location bearing is provided with bulge-structure, and opposite side arranges a back-up ring, and the roller both sides of described location bearing are propped up by described bulge-structure and back-up ring respectively.

Further, the cross sectional shape of the bearing inner ring of described floating bearing is truncated cone-shaped, and the roller of described floating bearing can along axletree longitudinal travel.

Further, in described drive motor both sides, a described end cap is set respectively, described end cap central is provided with the through hole that axletree passes, described end cap axially extends bulge loop structure along axletree, described bearing assembly is arranged between bulge loop structure and axletree, described outside race and described bulge loop anatomical connectivity.

Further, inner seal ring and exterior seal ring is respectively arranged with in described bearing inner ring both sides, described inner seal ring is connected with axletree interference with exterior seal ring, described inner seal ring and end cap are tightly connected by labyrinth structure, described exterior seal ring and a seal cover cap are tightly connected by labyrinth structure, and described seal cover cap is fixedly connected with end cap.

Further, the end section that described end cap contacts with described inner seal ring is "T"-shaped structure, the cross sectional shape of described inner seal ring and described "T"-shaped respective outer side edges, and described inner seal ring is by one jiao of described "T"-shaped structure parcel.

Further, described seal cover cap axially extends the first dome structure and the second dome structure along axletree, and the outer rim of the first dome structure props up described outside race, and outside face and the described exterior seal ring of the second dome structure are tightly connected by labyrinth structure.

Further, between described first dome structure and outside race, be provided with spacer, the side of described spacer props up described outside race, opposite side and described first dome form touch.

To sum up content, a kind of electric-machine directly-driven bogie truck of the present invention, achieves motor direct-drive wheel right, without the need to installing gear case and plunging joint, greatly reducing drive system weight, improve energy result of use, reduce noise under car.By the fixed form of foundation brake rigging, reduce the load of crossbeam, make the stressed more reasonable of framework.By arranging location bearing and floating bearing, the transverse shifting of release stators and rotators, decreases the stress between rotor and stator, ensure that the performance of direct driving motor.By the hermetically-sealed construction of bearing, bearing is made to have better sealing effectiveness.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention;

Fig. 2 is the A face view of Fig. 1;

Fig. 3 is foundation brake rigging mounting structure schematic diagram of the present invention;

Fig. 4 is the structural representation that the present invention takes turns to drive system;

Fig. 5 is the I enlarged drawing of Fig. 4;

Fig. 6 is the II enlarged drawing of Fig. 4.

As shown in Figures 1 to 6, drive motor 1, axletree 2, wheel 3, shell 4, rotor 5, stator 6, left end cap 7, bulge loop structure 7-1, "T"-shaped structure 7-2, right end cap 8, bulge loop structure 8-1, "T"-shaped structure 8-2, location bearing 9, floating bearing 10, outside race 11, bearing inner ring 12, bulge-structure 12-1, roller 13, back-up ring 14, inner seal ring 15, exterior seal ring 16, seal cover cap 17, first dome structure 17-1, second dome structure 17-2, spacer 18, groove 19, seal ring 20, protruding 21, pouring orifice 22, bolt of rear end plate 23, binding bolt 24, framework 25, draw gear 26, foundation brake rigging 27, secondary spring 28, curb girder 29, crossbeam 30, motor trammel beam 31, wheel is to axle box 32, primary spring 33, supporting plate 34, reinforced rib 35, attachment point 36.

Detailed description of the invention

Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:

As depicted in figs. 1 and 2, a kind of guideway vehicle electric-machine directly-driven bogie truck comprise framework 25, the draw gear 26 be arranged on framework 25, foundation brake rigging 27, secondary spring 28 and wheel to drive system.

Framework 25 is H type welded frame, comprise two curb girders, 29, two crossbeams, 30, two crossbeams 30 to be welded in the middle of curb girder 29 and to be connected by two curb girders 29, curb girder 29 is box welded structure, arrange secondary spring 28 at curb girder 29 centre portion, secondary spring 28 adopts air bellow.

As shown in Figure 3, one block of supporting plate 34 is fixed with in the bottom of curb girder 29, foundation brake rigging 27 is fixed on supporting plate 34 and curb girder 29, supporting plate 34 is weldingly fixed on bottom curb girder 29, specifically be welded on the position of bottom near inner side of curb girder 29, namely near the side of draw gear 26, polylith reinforced rib 35 is welded with between bottom supporting plate 34 and curb girder 29, for improving supporting plate 34 intensity.Riser inside curb girder 29 is arranged an attachment point 36, supporting plate 34 is provided with three attachment points 36, be arranged on attachment point 36 on curb girder 29 for all to offer through hole in curb girder 29 vertical plates on both sides, be arranged on attachment point 36 on supporting plate 34 for being opened in the through hole on supporting plate 34, a side of foundation brake rigging 27 is provided with four tapped bore, through above-mentioned through hole, foundation brake rigging 27 is fixed on curb girder 29 and supporting plate 34 by four bolts.By the fixed form of foundation brake rigging, reduce the load of crossbeam, make the stressed more reasonable of framework.Foundation brake rigging is tread brake device.

Drive motor 1 is connected with crossbeam 30 by motor trammel beam 31, and take turns to arranged outside wheel to axle box 32, take turns and be connected by the end of primary spring 33 with curb girder 29 axle box 32, primary spring 33 is laminated rubber spring.

As shown in Figure 4, wheel comprises drive motor 1, axletree 2 and wheel 3 to drive system, a wheel 3 is fixed at axletree 2 two ends respectively, axletree 2 is through the centre hole of drive motor 1, drive motor 1 is sleeved on axletree 2, make drive motor 1 hang on wheel between, arrange respectively outside two wheels 3 one wheel to axle box 32, take turns and axle box 32 be connected with truck frame 25 by primary spring 33.

Drive motor 1 comprises shell 4, rotor 5, stator 6, left end cap 7 and right end cap 8, in shell 4 both sides, left end cap 7 and right end cap 8 are set, left end cap 7 is fixedly connected with shell 4 by bolt of rear end plate 23 with right end cap 8, and the middle of left end cap 7 and right end cap 8 is equipped with left and right to through manhole.In shell 4, arrange rotor 5 and stator 6, stator 6 is fixedly mounted on shell 4, and rotor 5 is connected with axletree 2 interference fit.

Drive motor 1 is magneto-electric machine, and magneto-electric machine is sleeved on axletree 2 and can rotates by Direct driver axletree 2, eliminates gear case and plunging joint, makes drive system weight saving, improve energy result of use, reduces noise under car.

Between drive motor 1 and two wheels 3, be provided with a bearing assembly, one of them bearing assembly is location bearing 9, and another bearing assembly is floating bearing 10.

As shown in Figure 5 and Figure 6, bearing assembly comprises outside race 11, bearing inner ring 12 and multiple roller 13, and multiple roller 13 is arranged between outside race 11 and bearing inner ring 12.The outside race 11 of location bearing 9 is connected with the right end cap 8 of drive motor 1, the outside race 11 of floating bearing 10 is connected with the left end cap 7 of drive motor 1, outside race 11 is provided with groove structure, and its cross sectional shape is " recessed " shape structure, and roller 13 embeds in groove structure and rotates.Location bearing 9 is all connected with axletree 2 interference fit with the bearing inner ring 12 of floating bearing 10.Left end cap 7 and right end cap 8 are provided with to the pouring orifice 22 of bearing assembly fuel feeding.

As shown in Figure 5, right end cap 8 axially extends bulge loop structure 8-1 along axletree 2, and the cross sectional shape of right end cap 8 is in " ┠ " shape, and one jiao of right end cap 8 " ┠ " shape top is fixedly connected with the shell 4 of drive motor 1 by bolt of rear end plate 23.Location bearing 9 is arranged between bulge loop structure 8-1 and axletree 2, and the outside race 11 of location bearing 9 is connected with the inside face of bulge loop structure 8-1.Bulge loop structure 8-1 is provided with pouring orifice, for giving inner location bearing 9 oiling.

The bearing inner ring 12 of location bearing 9 arranges inner seal ring 15 near the side of drive motor 1, and be back-up ring 14 near the side of wheel 3, the opposite side of back-up ring 14 is exterior seal ring 16, and inner seal ring 15 and exterior seal ring 16 are connected with axletree 2 interference respectively.

Inner seal ring 15 and the right end cap 8 of location bearing 9 are tightly connected by labyrinth structure, the end section that right end cap 8 contacts with inner seal ring 15 is "T"-shaped structure 8-2, namely the one end bottom right end cap 8 " ┠ " shape is "T"-shaped structure 8-2, the cross sectional shape of inner seal ring 15 matches with "T"-shaped structure 8-2, inner seal ring 15, by one of "T"-shaped structure 8-2 jiao of parcel, makes sealing effectiveness better by this structure.

Labyrinth structure is arranged on inner seal ring 15 with on the contact surface of right end cap 8, comprise the multiple grooves 19 be arranged on inner seal ring 15, part recess 19 is arranged on the position contacted with "T"-shaped structure 8-2 top surface, part recess 19 is arranged on the position with "T"-shaped structure 8-2 mono-angular contact, in the groove 19 contacted with "T"-shaped structure 8-2 top surface, seal ring 20 is set, the another side of seal ring 20 props up "T"-shaped structure 8-2 and realizes sealing, one jiao at "T"-shaped structure 8-2 arranges protruding 21, protruding 21 are arranged on groove 19 fitted seal of "T"-shaped structure 8-2 mono-jiao with inner seal ring 15, make inner seal ring 15 and right end cap 8 sealing property better by labyrinth structure.

Also be provided with a seal cover cap 17 at the exterior seal ring 16 of location bearing 9 near the side of wheel 3, exterior seal ring 16 and sealing lid 17 are tightly connected by labyrinth structure.Seal cover cap 17 axially extends two dome structures along axletree 2, be respectively the first dome structure 17-1 and the second dome structure 17-2, the cross section of seal cover cap 17 is " on " character form structure, the outer rim of the first dome structure 17-1 props up outside race 11, and outside face and the exterior seal ring 16 of the second dome structure 17-2 are tightly connected by labyrinth structure.Seal cover cap 17 is arranged on right end cap 8, and seal cover cap 17 is fixed by binding bolt 24 with the bulge loop structure 8-1 of right end cap 8, the first dome structure 17-1 compression axis bearing outer-ring 11 of seal cover cap 17 after fixing.

Spacer 18 is provided with between the first dome structure 17-1 and outside race 11, outside race 11 is propped up in the side of spacer 18, opposite side contacts with the first dome structure 17-1, seal cover cap 17 whether compression axis bearing outer-ring 11 is observed when spacer 18 is for installing seal cover cap 17, when not arranging spacer 18, if seal cover cap 17 leaves gap with bulge loop structure 8-1 after installing, then illustrate that seal cover cap 17 has compressed outside race 11, if but do not stay gap, then cannot judge seal cover cap 17 whether compression axis bearing outer-ring 11, if now add spacer 18 in inside, then can by the thickness of adjustment spacer 18, seal cover cap 17 is made forever and between bulge loop structure 8-1 to leave gap when mounted, this assures seal cover cap 17 compression axis bearing outer-ring 11.

Outside face and the exterior seal ring 16 of the second dome structure 17-2 are tightly connected by labyrinth structure, exterior seal ring 16 arranges multiple groove 19, in groove 19, arrange seal ring 20, the another side of seal ring 20 props up the outside face realization sealing of the second dome structure 17-2.

As shown in Figure 5, the side of the bearing inner ring 12 of location bearing 9 is provided with bulge-structure 12-1, the side arranging bulge-structure 12-1 is the side of close drive motor 1, arrange a back-up ring 14 at the opposite side of the bearing inner ring 12 of location bearing 9, the side arranging back-up ring 14 is the side of close wheel 3.Bearing inner ring 12 cross sectional shape of location bearing 9 is " L " shape, its bulge-structure 12-1 props up the one side of roller 13 near drive motor 1, the cross sectional shape of back-up ring 14 is inverted "L" shaped, back-up ring 14 blocks and on the bearing inner ring 12 of location bearing 9, the one side of roller 13 near wheel 3 is propped up, the shape of back-up ring 14 and mounting structure can make roller 13 can not displacement on the one hand, facilitate roller 13 installing/dismounting on the other hand.By the cross sectional shape design of the bearing inner ring 12 of location bearing 9 and the setting of back-up ring 14, limit all degree of freedom except self axial rotation of roller 13, make the roller 13 in location bearing 9 along the axial sway of axletree 2, the located lateral of motor can not be achieved.

As shown in Figure 6, left end cap 7 axially extends bulge loop structure 7-1 along axletree 2, and the cross sectional shape of left end cap 7 is in " ┨ " shape, and the one end at left end cap 7 " ┨ " shape top is fixedly connected with the shell 4 of drive motor 1 by bolt of rear end plate 23.Floating bearing 10 is arranged between bulge loop structure 7-1 and axletree 2, and the outside race 11 of floating bearing 10 is connected with the inside face of bulge loop structure 7-1.Bulge loop structure 7-1 is provided with pouring orifice, for giving inner floating bearing 10 oiling.

The both sides of the bearing inner ring 12 of floating bearing 10 are respectively arranged with inner seal ring 15 and exterior seal ring 16, and inner seal ring 15 is near drive motor 1 side, and exterior seal ring 16 is near wheel 3 side, and inner seal ring 15 and exterior seal ring 16 are connected with axletree 2 interference respectively.

Inner seal ring 15 and the left end cap 7 of floating bearing 10 are tightly connected by labyrinth structure, the end section that left end cap 7 contacts with inner seal ring 15 is "T"-shaped structure 7-2, namely the one end bottom left end cap 7 " ┨ " shape is "T"-shaped structure 7-2, the cross sectional shape of inner seal ring 15 matches with "T"-shaped structure 7-2, inner seal ring 15, by one of "T"-shaped structure 7-2 jiao of parcel, makes sealing effectiveness better by this structure.

Labyrinth structure is arranged on inner seal ring 15 with on the contact surface of left end cap 7, comprise the multiple grooves 19 be arranged on inner seal ring 15, part recess 19 is arranged on the position contacted with "T"-shaped structure 7-1 top surface, part recess 19 is arranged on the position with "T"-shaped structure 7-1 mono-angular contact, in the groove 19 contacted with "T"-shaped structure 7-1 top surface, seal ring 20 is set, the another side of seal ring 20 props up "T"-shaped structure 7-1 and realizes sealing, one jiao at "T"-shaped structure 7-1 arranges protruding 21, protruding 21 are arranged on groove 19 fitted seal of "T"-shaped structure 7-1 mono-jiao with inner seal ring 15, make inner seal ring 15 and left end cap 7 sealing property better by labyrinth structure.

Also be provided with a seal cover cap 17 at the exterior seal ring 16 of floating bearing 10 near the side of wheel 3, exterior seal ring 16 and sealing lid 17 are tightly connected by labyrinth structure.Seal cover cap 17 axially extends two dome structures along axletree 2, be respectively the first dome structure 17-1 and the second dome structure 17-2, the cross section of seal cover cap 17 is " on " character form structure, the outer rim of the first dome structure 17-1 props up outside race 11, and outside face and the exterior seal ring 16 of the second dome structure 17-2 are tightly connected by labyrinth structure.Seal cover cap 17 is arranged on left end cap 7, and seal cover cap 17 is fixed by binding bolt 24 with the bulge loop structure 7-1 of left end cap 7, the first dome structure 17-1 compression axis bearing outer-ring 11 of seal cover cap 17 after fixing.

Spacer 18 is provided with between the first dome structure 17-1 and outside race 11, outside race 11 is propped up in the side of spacer 18, opposite side contacts with the first dome structure 17-1, seal cover cap 17 whether compression axis bearing outer-ring 11 is observed when spacer 18 is for installing seal cover cap 17, when not arranging spacer 18, if seal cover cap 17 leaves gap with bulge loop structure 7-1 after installing, then illustrate that seal cover cap 17 has compressed outside race 11, if but do not stay gap, then cannot judge seal cover cap 17 whether compression axis bearing outer-ring 11, if now add spacer 18 in inside, then can by the thickness of adjustment spacer 18, seal cover cap 17 is made forever and between bulge loop structure 7-1 to leave gap when mounted, this assures seal cover cap 17 compression axis bearing outer-ring 11.

Outside face and the exterior seal ring 16 of the second dome structure 7-2 are tightly connected by labyrinth structure, exterior seal ring 16 arranges multiple groove 19, in groove 19, arrange seal ring 20, the another side of seal ring 20 props up the outside face realization sealing of the second dome structure 17-2.

As shown in Figure 6, the cross sectional shape of the bearing inner ring 12 of floating bearing 10 is truncated cone-shaped, roller 13 contacts with the upper surface of truncated cone-shaped, roller 13 can along the axial sway of axletree 2, bearing inner ring 12 cross sectional shape of floating bearing 10 is chosen as the truncated cone-shaped that there is chamfering both sides, and not simple surface is the cylindrical of straight line, is mainly and prevents from, because there is burr after straight line manufacturing tolerance or processing, the left and right displacement of roller 13 being obstructed.Because drive motor 1 suit is suspended on axletree 2, the own wt of drive motor 1 makes axletree 2 have certain amount of deflection, so just make to produce stress between the rotor 5 that is connected with axletree 2 interference and the stator 6 be fixedly connected with motor housing 4, the roller 13 of floating bearing 10 produces left and right displacement in the lump and between bearing inner ring 12 together with the outside race 11 of floating bearing 10, seal cover cap 17 and left end cap 7, the transverse shifting of release stator 6 and rotor 5, decrease the stress between rotor 5 and stator 6, ensure that the performance of direct driving motor.

Left end cap 7 and seal cover cap 17 shape and the contact form with floating bearing 10 and interior exterior seal ring are set, make left end cap 7, seal cover cap 17 can with the cross travel of roller 13, thus the stress between release rotor 5 and stator 6.

The exterior seal ring 16 of floating bearing 10 adopts seal ring 20 form with the labyrinth structure of seal cover cap 17, and the forms not adopting projection 21 to coordinate with groove 19, be also conveniently left end cap 7, seal cover cap 17 with the cross travel of roller 13.

As mentioned above, plan content given by reference to the accompanying drawings, can derive similar technical scheme.In every case be the content not departing from technical solution of the present invention, any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.

Claims (12)

1. an electric-machine directly-driven bogie truck, comprise framework, architecturally be provided with draw gear, foundation brake rigging, secondary spring and wheel to drive system, describedly take turns the axletree of centre hole drive motor being comprised to drive system, is provided with through described drive motor, be arranged on two wheels of described axletree both sides, the crossbeam that described framework comprises both sides curb girder and is fixedly connected with both sides curb girder, it is characterized in that: be fixed with supporting plate in the bottom of described curb girder, described foundation brake rigging is fixed on described supporting plate and curb girder.
2. a kind of electric-machine directly-driven bogie truck according to claim 1, is characterized in that: described supporting plate is weldingly fixed on curb girder bottom inside, is welded with polylith reinforced rib between bottom supporting plate and curb girder.
3. a kind of electric-machine directly-driven bogie truck according to claim 1, it is characterized in that: on described side rail inner riser, be provided with an attachment point, described supporting plate is provided with three attachment points, and the side of described foundation brake rigging and four attachment point bolts are fixed.
4. a kind of electric-machine directly-driven bogie truck according to claim 1, it is characterized in that: arrange a bearing assembly respectively in described drive motor both sides, one of them bearing assembly is location bearing, and another bearing assembly is floating bearing.
5. a kind of electric-machine directly-driven bogie truck according to claim 4, it is characterized in that: the roller that described bearing assembly comprises outside race, bearing inner ring and is arranged between bearing inner ring and outside race, described outside race is connected with the end cap of described drive motor, described bearing inner ring is connected with described axletree interference, described outside race arranges groove structure, and described roller embeds in described groove.
6. a kind of electric-machine directly-driven bogie truck according to claim 5, it is characterized in that: the side of the bearing inner ring of described location bearing is provided with bulge-structure, opposite side arranges a back-up ring, and the roller both sides of described location bearing are propped up by described bulge-structure and back-up ring respectively.
7. a kind of electric-machine directly-driven bogie truck according to claim 5, is characterized in that: the cross sectional shape of the bearing inner ring of described floating bearing is truncated cone-shaped, and the roller of described floating bearing can along axletree longitudinal travel.
8. a kind of electric-machine directly-driven bogie truck according to any one of claim 5 to 7, it is characterized in that: in described drive motor both sides, a described end cap is set respectively, described end cap central is provided with the through hole that axletree passes, described end cap axially extends bulge loop structure along axletree, described bearing assembly is arranged between bulge loop structure and axletree, described outside race and described bulge loop anatomical connectivity.
9. a kind of electric-machine directly-driven bogie truck according to claim 4, it is characterized in that: be respectively arranged with inner seal ring and exterior seal ring in described bearing inner ring both sides, described inner seal ring is connected with axletree interference with exterior seal ring, described inner seal ring and end cap are tightly connected by labyrinth structure, described exterior seal ring and a seal cover cap are tightly connected by labyrinth structure, and described seal cover cap is fixedly connected with end cap.
10. a kind of electric-machine directly-driven bogie truck according to claim 9, it is characterized in that: the end section that described end cap contacts with described inner seal ring is "T"-shaped structure, the cross sectional shape of described inner seal ring and described "T"-shaped respective outer side edges, described inner seal ring is by one jiao of described "T"-shaped structure parcel.
11. a kind of electric-machine directly-driven bogie trucks according to claim 9, it is characterized in that: described seal cover cap axially extends the first dome structure and the second dome structure along axletree, the outer rim of the first dome structure props up described outside race, and outside face and the described exterior seal ring of the second dome structure are tightly connected by labyrinth structure.
12. a kind of electric-machine directly-driven bogie trucks according to claim 11, is characterized in that: between described first dome structure and outside race, be provided with spacer, the side of described spacer props up described outside race, opposite side and described first dome form touch.
CN201410773486.2A 2014-12-15 2014-12-15 A kind of electric-machine directly-driven bogie CN104527660B (en)

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CN105197021A (en) * 2015-09-22 2015-12-30 南车南京浦镇车辆有限公司 Motor hold shaft installation type permanent-magnetic direct-drive bogie
CN105882665A (en) * 2016-05-10 2016-08-24 同济大学 Double-T-shaped framework elastic hinging flexible suspension direct driving radial steering frame
CN106985848A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
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CN106985833A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Rail Transit System
CN106985865A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Rail vehicle
CN106985870A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
CN106985859A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
CN106985857A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
CN106994979A (en) * 2016-09-21 2017-08-01 比亚迪股份有限公司 Rail Transit System
CN106994980A (en) * 2016-09-21 2017-08-01 比亚迪股份有限公司 Rail Transit System
CN109178017A (en) * 2018-08-17 2019-01-11 中车南京浦镇车辆有限公司 A kind of small wheelbase compact magneto seizes installing type and directly drives bogie

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08338426A (en) * 1995-06-15 1996-12-24 Railway Technical Res Inst Bearing device for wheel integrated motor
JPH1148965A (en) * 1997-08-07 1999-02-23 Hitachi Ltd Rolling stock truck
CN1886287A (en) * 2003-09-30 2006-12-27 西门子公司 Direct electrical drive
CN201937422U (en) * 2011-03-22 2011-08-17 国电联合动力技术有限公司 Permanent magnet synchronous generator with inner rotor
CN203372253U (en) * 2013-06-28 2014-01-01 南车青岛四方机车车辆股份有限公司 Railway vehicle steering frame brake mounting structure
CN203450125U (en) * 2013-08-23 2014-02-26 常州长青交通科技股份有限公司 Direct drive system of wheel set motor of railway vehicle
CN204279423U (en) * 2014-12-15 2015-04-22 南车青岛四方机车车辆股份有限公司 A kind of electric-machine directly-driven bogie truck

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08338426A (en) * 1995-06-15 1996-12-24 Railway Technical Res Inst Bearing device for wheel integrated motor
JPH1148965A (en) * 1997-08-07 1999-02-23 Hitachi Ltd Rolling stock truck
CN1886287A (en) * 2003-09-30 2006-12-27 西门子公司 Direct electrical drive
CN201937422U (en) * 2011-03-22 2011-08-17 国电联合动力技术有限公司 Permanent magnet synchronous generator with inner rotor
CN203372253U (en) * 2013-06-28 2014-01-01 南车青岛四方机车车辆股份有限公司 Railway vehicle steering frame brake mounting structure
CN203450125U (en) * 2013-08-23 2014-02-26 常州长青交通科技股份有限公司 Direct drive system of wheel set motor of railway vehicle
CN204279423U (en) * 2014-12-15 2015-04-22 南车青岛四方机车车辆股份有限公司 A kind of electric-machine directly-driven bogie truck

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105083297A (en) * 2015-09-14 2015-11-25 南车资阳机车有限公司 Ultra-narrow-gauge railway vehicle wheel pair adopting direct driving motor
CN105197021A (en) * 2015-09-22 2015-12-30 南车南京浦镇车辆有限公司 Motor hold shaft installation type permanent-magnetic direct-drive bogie
CN105882665A (en) * 2016-05-10 2016-08-24 同济大学 Double-T-shaped framework elastic hinging flexible suspension direct driving radial steering frame
CN105882665B (en) * 2016-05-10 2018-08-07 同济大学 A kind of outstanding straight drive radial steering of the flexible carrier of double-T shaped framework elastic hinge joint
CN106994979A (en) * 2016-09-21 2017-08-01 比亚迪股份有限公司 Rail Transit System
CN106985833A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Rail Transit System
CN106985865A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Rail vehicle
CN106985870A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
CN106985859A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
CN106985857A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
CN106985847A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Rail vehicle
CN106994980A (en) * 2016-09-21 2017-08-01 比亚迪股份有限公司 Rail Transit System
CN106985848A (en) * 2016-09-21 2017-07-28 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
CN106985847B (en) * 2016-09-21 2019-09-13 比亚迪股份有限公司 Rail vehicle
CN106985865B (en) * 2016-09-21 2019-08-13 比亚迪股份有限公司 Rail vehicle
CN106985833B (en) * 2016-09-21 2019-08-13 比亚迪股份有限公司 Rail Transit System
CN106985859B (en) * 2016-09-21 2019-09-13 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
CN106994979B (en) * 2016-09-21 2019-09-13 比亚迪股份有限公司 Rail Transit System
CN106985870B (en) * 2016-09-21 2019-09-13 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
CN106985848B (en) * 2016-09-21 2019-09-13 比亚迪股份有限公司 Bogie and rail vehicle and Rail Transit System with it
CN109178017A (en) * 2018-08-17 2019-01-11 中车南京浦镇车辆有限公司 A kind of small wheelbase compact magneto seizes installing type and directly drives bogie

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