CN106274919A - Express locomotive suspension device of motor - Google Patents

Express locomotive suspension device of motor Download PDF

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Publication number
CN106274919A
CN106274919A CN201610747624.9A CN201610747624A CN106274919A CN 106274919 A CN106274919 A CN 106274919A CN 201610747624 A CN201610747624 A CN 201610747624A CN 106274919 A CN106274919 A CN 106274919A
Authority
CN
China
Prior art keywords
motor
suspension
express locomotive
box
gear
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610747624.9A
Other languages
Chinese (zh)
Inventor
樊慧
李传龙
王建
杨会滨
姜涛
张明超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Dalian Co Ltd
CNR Dalian Locomotive and Rolling Stock Co Ltd
Original Assignee
CNR Dalian Locomotive and Rolling Stock Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CNR Dalian Locomotive and Rolling Stock Co Ltd filed Critical CNR Dalian Locomotive and Rolling Stock Co Ltd
Priority to CN201610747624.9A priority Critical patent/CN106274919A/en
Publication of CN106274919A publication Critical patent/CN106274919A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61CLOCOMOTIVES; MOTOR RAILCARS
    • B61C3/00Electric locomotives or railcars
    • 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
    • B61C9/48Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension
    • B61C9/50Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension in bogies

Abstract

Express locomotive suspension device of motor, motor 1 and gear-box 2 are rigidly connected, motor 1 is connected by bolt sleeve 13 and hexagon socket head cap screw 5 with front support seat 3, motor 1 is hung on framework front beam 6a by front support seat 3, motor 1 connects motor suspension rod 7 by rear branching holder 4 and hangs on truck transom 6b, gear-box 2 is hung on truck transom 6b by gear-box suspension rod 8, in the middle of the horizontal stop seat 9 that the baffle plate 4a on rear branching holder 4 is clipped on truck transom 6b, and keeps certain gap.The express locomotive suspension device of motor of the present invention, motor suspension uses elastic suspension mode, ensure that locomotive has good dynamic performance, relatively low wheel-rail dynamic interaction, and combine the function of horizontal stop, it is ensured that less oscillation crosswise and excellent transversal dynamic performance.Express locomotive suspension device of motor of the present invention, simple in construction, reasonable in design, there is higher bearing capacity and safety coefficient.

Description

Express locomotive suspension device of motor
Technical field
The present invention relates to a kind of express locomotive suspension device of motor.
Background technology
The effect of locomotive engine suspension arrangement is suspension traction electric machine on bogie, and prevents it from falling on track. Friction speed, the locomotive of heavy-duty class have different requirements to hang.The hang of motor is broadly divided into axle suspension formula (again It is referred to as rolling and seizes semimounted) and frame suspension type (being also called integral) 2 kinds.Typical axle overhung construction is: traction electric machine is pacified Being contained on bogie frame, motor shaft is parallel with axletree.Motor one end is by being arranged on the pair of bearings in motor suspension system Supporting, axletree is around bearing rotary.The other end is fixed on the support of truck transom by motor suspension rod.Typical structure such as Fig. 1 institute Show.
In the design of locomotive, between the spring of bogie, quality and rotary inertia have significant impact to the stability of locomotive, And prior art mainly has the disadvantage that:
1, unsprung mass is big.The quality of the nearly half of motor weight motor by taking turns undertaking, higher unsprung mass, cause wheel Rail active force is big, and in particular with the raising of the speed of service, wheel-rail dynamic interaction significantly increases.
2, the working condition of the critical piece such as traction electric machine, bearing and traction gear is severe.
3, the elasticity of torsion that stiff shaft overhung construction drives is poor, tends to cause the overload of DC traction motor even to damage Bad.The structure of elastic shaft suspension type is the most relative complex, and the buffering played is the most very limited.
4, the structures shape of axle suspension formula is only suitable for below 120km/h speed class locomotive, it is impossible to meet express locomotive Requirement.
Summary of the invention
Solved by the invention technical problem is that overcomes the deficiencies in the prior art, it is provided that between a kind of spring, quality is little, and elasticity is even Connect, there is the express locomotive suspension device of motor of function that is spacing and that decouple simultaneously.
The technical solution used in the present invention is that express locomotive suspension device of motor, motor and gear-box are rigidly connected, motor Being connected by bolt sleeve and hexagon socket head cap screw with front support seat, motor is connected by check bolt with rear branching holder, motor Being hung on framework front beam by front support seat, motor connects motor suspension rod by rear branching holder and hangs on truck transom, Gear-box is hung on truck transom by gear-box suspension rod, the horizontal stop that the baffle plate on rear branching holder is on truck transom In the middle of seat, and keep certain gap.The special baffle arrangement of rear branching holder, can realize jointly with the horizontal stop seat of framework Keep gap, cross spacing function, limit excessive lateral displacement.
Front support seat is connected with gear-box by bearing.The arcuate structure of front support seat and hollow axle concentric fits, and with Gap is there is between hollow axle.Front support seat is connected on truck transom by rubber arthrosis.Front support seat passes through bolt sleeve It is connected with motor.Motor suspension rod and gear-box suspension rod are connected on framework front beam by rubber arthrosis.Bolt sleeve ensure that The flexibility connected, alleviates shock and vibration.Rubber arthrosis can absorb vertical, longitudinally, laterally vibrational energy, effectively reduces and turns to Frame vibrates, and is more beneficial for being adjusted to rigidity each, absorbs different frequency of vibration.It is provided with anti-between motor and truck side sill Coupling vibration damper, is prevented effectively from the resonance of motor and framework, makes the lateral inertia of motor and gear-box and inertia major part of shaking the head Decouple with whole framework.
Cross spacing stop is bolt-connected on horizontal stop seat.Set between cross spacing stop and laterally stop seat There is adjustment inserted sheet, during the car that falls, adjust gap according to practical situation, to meet requirement, it is achieved required dynamic performance. Laterally the envisaged underneath of stop seat has pin-and-hole, and after semi-finished round pin penetrates pin-and-hole, split pin penetrates in semi-finished round pin afterbody through hole.When When suspension device of motor occurs unexpected coming off, whole device falls on semi-finished round pin, without dropping on track, causes derailing Or even the major accident such as casualties.
The invention has the beneficial effects as follows that motor suspension uses elastic suspension mode, it is ensured that locomotive has good kinetics Performance, relatively low wheel-rail dynamic interaction, and combine the function of horizontal stop, it is ensured that less oscillation crosswise and excellent horizontal stroke To dynamic performance.Use this structure, it is achieved that motor and the elastic suspension structure of framework, framework is horizontal in bogie runs To vibration or during yawing, motor and driving means can be relative to framework generation transverse movements so that it is lateral inertia and shaking Head inertia is most of to be decoupled with whole framework, thus reduces the lateral inertia of quality and inertia of shaking the head between the spring of bogie, has It is beneficial to improve the transversal dynamic performance of bogie, it is to avoid bogie generation Cross deformation phenomenon.Express locomotive motor of the present invention Suspension arrangement, simple in construction, reasonable in design, there is higher bearing capacity and safety coefficient.
Accompanying drawing explanation
Fig. 1 is the prior art locomotive suspension device of motor front view of the present invention;
Fig. 2 is the express locomotive suspension device of motor front view of the present invention;
Fig. 3 is the upward view of Fig. 1;
Fig. 4 is the cross spacing backstop device structure chart of the express locomotive suspension device of motor of the present invention;
Fig. 5 is the front support seat 3-D view of the express locomotive suspension device of motor of the present invention;
Fig. 6 is the rear branching holder 3-D view of the express locomotive suspension device of motor of the present invention;
Fig. 7 is the adjustment inserted sheet front view of the express locomotive suspension device of motor of the present invention.
Figure is labeled as: 1-motor, 2-gear-box, 3-front support seat, 3a-arcuate structure, 4-rear branching holder, 4a-baffle plate, 5-hexagon socket head cap screw, 6a-framework front beam, 6b-truck transom, 6c-truck side sill, 7-motor suspension rod, 8-gear-box suspension rod, 9- Laterally stop seat, 10-bearing, 11-hollow axle, 12-rubber arthrosis, 13-bolt sleeve, the anti-coupling vibration damper of 14-, 15-is horizontal Spacing stop, 16-adjusts inserted sheet, 17-semi-finished round pin, 18-split pin
Detailed description of the invention
The present invention is further described below in conjunction with the accompanying drawings.
As shown in Figure 2 and Figure 3, express locomotive suspension device of motor, motor 1 and gear-box 2 be rigidly connected, motor 1 with front Bearing 3 is connected by bolt sleeve 13 and hexagon socket head cap screw 5, and motor 1 is connected by check bolt with rear branching holder 4, motor 1 Hanging on framework front beam 6a by front support seat 3, motor 1 connects motor suspension rod 7 by rear branching holder 4 and hangs at framework horizontal On beam 6b, gear-box 2 is hung on truck transom 6b by gear-box suspension rod 8, and it is horizontal that the baffle plate 4a on rear branching holder 4 is clipped in framework In the middle of horizontal stop seat 9 on beam 6b, and keep certain gap.
Front support seat 3 is connected with gear-box 2 by bearing 10.The arcuate structure 3a of front support seat 3 is concentric with hollow axle 11 Assembling, and and hollow axle 11 between there is gap.Front support seat 3 is connected on framework front beam 6a by rubber arthrosis 12.Before Prop up bearing 3 to be connected with motor 1 by bolt sleeve 13 and hexagon socket head cap screw 5.Motor suspension rod 7 and gear-box suspension rod 8 pass through rubber Joint 12 is connected on truck transom 6b.Bolt sleeve ensure that the flexibility of connection, alleviates shock and vibration.Rubber arthrosis is permissible Absorb vertical, longitudinally, laterally vibrational energy, effectively reduce bogie vibration, be more beneficial for being adjusted to rigidity each, absorb Different frequency of vibration.It is provided with anti-coupling vibration damper between motor and truck side sill, is prevented effectively from the resonance of motor and framework, makes The lateral inertia of motor and gear-box is most of with inertia of shaking the head to be decoupled with whole framework.Use this structure, it is achieved that motor With the elastic suspension structure of framework, when framework oscillation crosswise or yawing during bogie runs, motor and driving means energy Enough relative to framework generation transverse movement so that it is lateral inertia is most of with inertia of shaking the head to be decoupled with whole framework, thus reduces Between the spring of bogie, the lateral inertia of quality and inertia of shaking the head, be conducive to improving the transversal dynamic performance of bogie, it is to avoid Bogie generation Cross deformation phenomenon.The special baffle arrangement of rear branching holder, can realize jointly with the horizontal stop seat of framework Cross spacing function, limits lateral displacement.
As shown in Figure 4 and Figure 5, cross spacing stop 15 is bolt-connected on horizontal stop seat 9.Cross spacing stop Adjustment inserted sheet 16 it is provided with between 15 and horizontal stop seat 9.During the car that falls, adjust gap according to practical situation, want to meet Ask, it is achieved required dynamic performance.For the needs assembled in actual production and the consideration of working space, the inserted sheet of adjustment Shape is designed as shown in Figure 7.Laterally the envisaged underneath of stop seat has pin-and-hole, after semi-finished round pin 17 penetrates pin-and-hole, and split pin 18 Penetrate in semi-finished round pin afterbody through hole.When suspension device of motor occurs unexpected coming off, whole device falls on semi-finished round pin, and Do not fall out on track, cause the major accidents such as derailing or even casualties.
The rear branching holder of the present invention has been carried out finite Element Intensity Analysis, and result of calculation shows: (1) is each extraordinary load Planting under operating mode, the stress of rear branching holder is respectively less than the yield limit of material, meets static strength requirement.(2) load is used in simulation Under effect, by the analysis of 4 kinds of load working conditions of nodes all to rear branching holder, the stress amplitude of each node of rear branching holder is the most not Exceed the Goodman fatigue limit diagram of material, meet fatigue strength requirement.
The express locomotive suspension device of motor of the present invention, motor suspension uses elastic suspension mode, it is ensured that locomotive has Good dynamic performance, relatively low wheel-rail dynamic interaction, and combine the function of horizontal stop, it is ensured that less transverse-vibration Dynamic and excellent transversal dynamic performance.Express locomotive suspension device of motor of the present invention, simple in construction, reasonable in design, have relatively High bearing capacity and safety coefficient.

Claims (10)

1. express locomotive suspension device of motor, it is characterised in that: motor (1) and gear-box (2) are rigidly connected, and motor (1) is with front Propping up bearing (3) to be connected by bolt sleeve (13) and hexagon socket head cap screw (5), motor (1) and rear branching holder (4) are by locking spiral shell Tethering and connect, motor (1) is hung on framework front beam (6a) by front support seat (3), and motor (1) is by rear branching holder (4) even Connecing motor suspension rod (7) to hang on truck transom (6b), gear-box (2) is hung at truck transom by gear-box suspension rod (8) (6b) on, in the middle of horizontal stop seat (9) that the baffle plate (4a) on rear branching holder (4) is positioned on truck transom (6b), and between leaving Gap.
2. express locomotive suspension device of motor as claimed in claim 1, it is characterised in that: described front support seat (3) passes through Bearing (10) is connected with gear-box (2).
3. express locomotive suspension device of motor as claimed in claim 1, it is characterised in that: the arc of described front support seat (3) Shape structure (3a) and hollow axle (11) concentric fits, and and hollow axle (11) between there is gap.
4. express locomotive suspension device of motor as claimed in claim 1, it is characterised in that: described front support seat (3) passes through Rubber arthrosis (12) is connected on framework front beam (6a).
5. express locomotive suspension device of motor as claimed in claim 1, it is characterised in that: described front support seat (3) passes through Bolt sleeve (13) and hexagon socket head cap screw (5) are connected with motor (1).
6. express locomotive suspension device of motor as claimed in claim 1, it is characterised in that: described motor suspension rod (7) and tooth Roller box suspension rod (8) is connected on truck transom (6b) by rubber arthrosis (12).
7. express locomotive suspension device of motor as claimed in claim 1, it is characterised in that: described motor (1) and framework side Anti-coupling vibration damper (14) it is provided with between beam (6c).
8. express locomotive suspension device of motor as claimed in claim 1, it is characterised in that: cross spacing stop (15) passes through spiral shell Tether and receive on horizontal stop seat (9).
9. express locomotive suspension device of motor as claimed in claim 1, it is characterised in that: described cross spacing stop (15) And it is provided with adjustment inserted sheet (16) between horizontal stop seat (9).
10. express locomotive suspension device of motor as claimed in claim 1, it is characterised in that: described horizontal stop seat (9) Envisaged underneath has pin-and-hole, and after semi-finished round pin (17) penetrates pin-and-hole, split pin (18) penetrates in semi-finished round pin (17) afterbody through hole.
CN201610747624.9A 2016-08-29 2016-08-29 Express locomotive suspension device of motor Pending CN106274919A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610747624.9A CN106274919A (en) 2016-08-29 2016-08-29 Express locomotive suspension device of motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610747624.9A CN106274919A (en) 2016-08-29 2016-08-29 Express locomotive suspension device of motor

Publications (1)

Publication Number Publication Date
CN106274919A true CN106274919A (en) 2017-01-04

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CN201610747624.9A Pending CN106274919A (en) 2016-08-29 2016-08-29 Express locomotive suspension device of motor

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111376939A (en) * 2018-12-27 2020-07-07 勃姆巴迪尔运输有限公司 Locomotive bogie with anti-pitching geometry
DE102019200769A1 (en) * 2019-01-23 2020-07-23 Zf Friedrichshafen Ag Gearbox housing and arrangement for supporting a gearbox
DE102019104415A1 (en) * 2019-02-21 2020-08-27 Voith Patent Gmbh Final drives
CN111907536A (en) * 2019-06-27 2020-11-10 中车大同电力机车有限公司 Permanent-magnet direct-drive locomotive and drive suspension damping device thereof
EP3689701A4 (en) * 2017-09-26 2021-06-16 CRRC Zhuzhou Locomotive Co., Ltd Bogie

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1817706A (en) * 2006-02-27 2006-08-16 中国南车集团株洲电力机车有限公司 Tractive motor hanging method and bogie for three-axial locomotive
CN201071052Y (en) * 2007-06-29 2008-06-11 南车株洲电力机车有限公司 Electric locomotive three-axis steering frame with electric motor arranged oppositely and elastic frame suspension mode
CN101269663A (en) * 2008-03-21 2008-09-24 南车株洲电力机车有限公司 Four-shaft high-speed bogie for motorcycle
US20100300324A1 (en) * 2007-10-31 2010-12-02 Jochen Brandstetter Drive having axle-mounted transmission for high speeds
CN103496377A (en) * 2013-10-25 2014-01-08 广州电力机车有限公司 Bogie provided with intermediate frames and applied to standard-gage-rail large-wheel-diameter eight-axle electric locomotive
CN103625498A (en) * 2013-11-29 2014-03-12 南车株洲电力机车有限公司 Two-axle bogie of electric locomotive with 30-ton axle weight
CN104228866A (en) * 2014-10-17 2014-12-24 南车株洲电力机车有限公司 Four-shaft locomotive bogie
CN104527692A (en) * 2015-01-08 2015-04-22 同济大学 Transverse decoupling elastic frame suspending mechanism for traction motor of high-speed bogie
CN104527658A (en) * 2015-01-08 2015-04-22 同济大学 High-speed bogie traction motor transverse decoupling elastic suspension mechanism based on spring plates

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1817706A (en) * 2006-02-27 2006-08-16 中国南车集团株洲电力机车有限公司 Tractive motor hanging method and bogie for three-axial locomotive
CN201071052Y (en) * 2007-06-29 2008-06-11 南车株洲电力机车有限公司 Electric locomotive three-axis steering frame with electric motor arranged oppositely and elastic frame suspension mode
US20100300324A1 (en) * 2007-10-31 2010-12-02 Jochen Brandstetter Drive having axle-mounted transmission for high speeds
CN101269663A (en) * 2008-03-21 2008-09-24 南车株洲电力机车有限公司 Four-shaft high-speed bogie for motorcycle
CN103496377A (en) * 2013-10-25 2014-01-08 广州电力机车有限公司 Bogie provided with intermediate frames and applied to standard-gage-rail large-wheel-diameter eight-axle electric locomotive
CN103625498A (en) * 2013-11-29 2014-03-12 南车株洲电力机车有限公司 Two-axle bogie of electric locomotive with 30-ton axle weight
CN104228866A (en) * 2014-10-17 2014-12-24 南车株洲电力机车有限公司 Four-shaft locomotive bogie
CN104527692A (en) * 2015-01-08 2015-04-22 同济大学 Transverse decoupling elastic frame suspending mechanism for traction motor of high-speed bogie
CN104527658A (en) * 2015-01-08 2015-04-22 同济大学 High-speed bogie traction motor transverse decoupling elastic suspension mechanism based on spring plates

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3689701A4 (en) * 2017-09-26 2021-06-16 CRRC Zhuzhou Locomotive Co., Ltd Bogie
CN111376939A (en) * 2018-12-27 2020-07-07 勃姆巴迪尔运输有限公司 Locomotive bogie with anti-pitching geometry
DE102019200769A1 (en) * 2019-01-23 2020-07-23 Zf Friedrichshafen Ag Gearbox housing and arrangement for supporting a gearbox
EP3686076A1 (en) * 2019-01-23 2020-07-29 ZF Friedrichshafen AG Gear housing and arrangement for supporting a transmission
DE102019104415A1 (en) * 2019-02-21 2020-08-27 Voith Patent Gmbh Final drives
CN111907536A (en) * 2019-06-27 2020-11-10 中车大同电力机车有限公司 Permanent-magnet direct-drive locomotive and drive suspension damping device thereof

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Application publication date: 20170104