CN106428081B - A kind of bogies for railway vehicles and its shaft end power generator - Google Patents

A kind of bogies for railway vehicles and its shaft end power generator Download PDF

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Publication number
CN106428081B
CN106428081B CN201610971364.3A CN201610971364A CN106428081B CN 106428081 B CN106428081 B CN 106428081B CN 201610971364 A CN201610971364 A CN 201610971364A CN 106428081 B CN106428081 B CN 106428081B
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CN
China
Prior art keywords
leading screw
generator
belt
strickle guide
drawing strickle
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Active
Application number
CN201610971364.3A
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Chinese (zh)
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CN106428081A (en
Inventor
许善超
穆凤军
邵文东
刘振明
邢书明
杜伟
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CRRC Qiqihar Rolling Stock Co Ltd
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CRRC Qiqihar Rolling Stock Co Ltd
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Priority to CN201610971364.3A priority Critical patent/CN106428081B/en
Publication of CN106428081A publication Critical patent/CN106428081A/en
Priority to PCT/CN2017/092204 priority patent/WO2018076781A1/en
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Publication of CN106428081B publication Critical patent/CN106428081B/en
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Classifications

    • 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
    • B61F5/00Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61DBODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D43/00Devices for using the energy of the movements of the vehicles
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T30/00Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)

Abstract

The present invention provides a kind of bogie and its shaft end power generator of rolling stock, and shaft end power generator is arranged in the lower section of bogie frame, will not occupy the space above framework, it is simple in structure, it occupies little space, it is small on the influence of the structure of bogie frame, it can realize the optimization of vehicle design parameters.The shaft end power generator of the present invention includes the generator for being hung on the framework of bogie and being connect with axle by belt, it further include the belt tensioning mechanism being arranged in the frame underneath, the belt tensioning mechanism has linear deformation ability, and longitudinally kept out with pre-compressed state between the generator and the drawing strickle guide of truck side frame, to provide the tensile force of the belt.Belt tensioning mechanism is longitudinally kept out with pre-compressed state between generator and the drawing strickle guide of bogie, and then provide the belt tension that can change with vehicle condition for belt, it is not only simple in structure, also there is smaller occupied space, the optimization for realizing vehicle design parameters can be assisted.

Description

A kind of bogies for railway vehicles and its shaft end power generator
Technical field
The present invention relates to rolling stock technical fields, the bogie more particularly to a kind of rolling stock and its shaft end power generation Device.
Background technology
QT2 type piggyback transport cars, the vehicle are two one group, and vehicle group both ends are respectively arranged hand brake device and hitch buffering Device, vehicle group middle part are connected using articulated couplings, and concave bottom car body bearing structure, vehicle is equipped with hydraulic pressure and electrical system.
To meet transport refrigeration vehicle power supply needs, this transport vehicle needs that bogie is arranged, for providing power supply.
The bogie for carrying power generator in the prior art, using lever principle, for balance pivot in centre, upper end is to adjust End, lower end are effect end;By rotating rotation hand wheel compression or the release spring of upper end, the compression to motor is realized by lever Or loosen, the stress and installation and removal belt of regulation motor belt.
But the shortcomings that this structure is the space occupied above bogie frame, to having certain sky above framework Between require, corresponding height increases when car body design, and adverse effect is brought to Car design.
Therefore, a kind of bogie and its shaft end power generator of rolling stock how are designed, to reduce power generator to turning Influence to frame frame construction, the technical issues of becoming those skilled in the art's current urgent need to resolve.
Invention content
The object of the present invention is to provide a kind of bogie of rolling stock and its shaft end power generator, in bogie frame Shaft end power generator is arranged in lower section, will not occupy the space above framework, simple in structure, occupies little space, to bogie frame Structure influence it is small, can realize the optimization of vehicle design parameters.
To achieve the above object, the present invention provides a kind of shaft end power generator of bogies for railway vehicles, including hanging Framework in bogie and the generator that is connect with axle by belt, further include the belt tension being arranged in the frame underneath Mechanism, the belt tensioning mechanism have linear deformation ability, and are longitudinally kept out in the generator and turned with pre-compressed state To between the drawing strickle guide of frame side frame, to provide the tensile force of the belt.
The shaft end power generator of the present invention, the framework of generator suspension and bogie belong to spring piece uploading, and axle belongs under spring Part, generator connect realization power generation by belt with axle, due in empty wagons to loaded vehicle and vehicle operation, with generator Centre-to-centre spacing between the belt pulley of connection and the belt pulley being connect with axle can change, and then the tensile force of belt is caused to be sent out Changing;To ensure motor normal work, it is necessary to which being arranged one can be adjusted according to the variation of centre-to-centre spacing between belt pulley The belt tensioning mechanism of clamp force.Belt tensioning mechanism is arranged in the lower section of framework in the present invention, and generator hanger is hung on bogie Framework, the space that bogie is in above framework will not be occupied, can be reduced on the influence of the structure of bogie;Especially, should Belt tensioning mechanism is longitudinally kept out with pre-compressed state between generator and the drawing strickle guide of bogie, and then being provided for belt can be with The belt tension of vehicle condition variation, is not only simple in structure, and also has smaller occupied space, bogie can be utilized existing Installation space realize installation, and then assist realize vehicle design parameters optimization.
Optionally, the belt tensioning mechanism includes longitudinally movable regulating part and the elasticity with linear deformation ability Part, one end of the elastic component are abutted with the generator, and other end abutting has the regulating part, to pass through the regulating part Amount of movement adjusts the pre compressed magnitude of the elastic component.
Optionally, the belt tensioning mechanism further includes the leading screw being longitudinally extended, and the both ends of the leading screw extend respectively to The generator and the drawing strickle guide, and it is circumferentially fixed with the drawing strickle guide;The elastic component is the spring for being set in the leading screw, institute It is the adjusting nut coordinated with the threads of lead screw to state regulating part, and the leading screw is under the resilient force of the spring with one End is longitudinal to be resisted against the drawing strickle guide.
Optionally, the belt tensioning mechanism further includes the spring pad for being set in the leading screw, and the spring passes through described Spring pad is abutted with the generator.
Optionally, the framework is equipped with safety jaw, and the generator has the safe hanging axis for extending transversely through the safety jaw, The leading screw longitudinally runs through the safe hanging axis;One end of the spring pad is the plane abutted with the spring, and the other end is The arcwall face abutted with the safe hanging axis.
Optionally, the belt tensioning mechanism further includes being screwed onto end spiral shell of the leading screw far from described drawing strickle guide one end Mother, after the adjusting nut, which adjusts the in place and relatively described leading screw, to be fixed, the end nut is towards the direction of the drawing strickle guide Precession, and the safe hanging axis is acted on by middleware, so that the leading screw is under the reaction force of the safe hanging axis It is longitudinally away from the drawing strickle guide.
Optionally, the belt tensioning mechanism further includes by circumferentially fixed the first positioning in the drawing strickle guide of the leading screw Part.
Optionally, first locating piece is the first clamping screw, and leading screw one end corresponding with the drawing strickle guide is equipped with The planar section of predetermined axial length, the planar section connect in the circumferential with the external screw thread of the leading screw;First locking screw Bolt by the leading screw the side for extending radially through the drawing strickle guide and be resisted against the planar section, to the leading screw and described to lead Frame carries out circumferentially positioned.
Optionally, the belt tensioning mechanism further includes the second clamping screw for being installed on the adjusting nut, the tune After saving nut adjustment in place, second clamping screw extends radially through the adjusting nut and is resisted against described along the leading screw Planar ends, to limit rotation of the adjusting nut along the leading screw.
The present invention also provides a kind of bogies for railway vehicles, including shaft end power generator described in any one of the above embodiments.
Description of the drawings
Fig. 1 is the stereogram of bogies for railway vehicles provided by the present invention in one embodiment;
Fig. 2 is the transverse side view of bogie shown in Fig. 1;
Fig. 3 is the close-up schematic view of shaft end power generator in bogie shown in Fig. 2;
Fig. 4 is longitudinal side view of shaft end power generator in bogie shown in Fig. 2;
Fig. 5 is the close-up schematic view of safety jaw part in the framework of bogie shown in Fig. 3;
Fig. 6 is that framework takes down longitudinal side view after the power generator of shaft end in bogie shown in Fig. 1.
In Fig. 1-6:
Framework 1, safety jaw 11, belt 2, generator 3, safe hanging axis 31, belt tensioning mechanism 4, regulating part 41, elastic component 42, leading screw 43, spring pad 44, end nut 45, the first locating piece 46, the second clamping screw 47, drawing strickle guide 5, big belt pulley 6, small belt pulley 7.
Specific implementation mode
The present invention provides a kind of bogie of rolling stock and its shaft end power generator, in the lower section of bogie frame 1 Shaft end power generator is set, the space of 1 top of framework will not be occupied, it is simple in structure, it occupies little space, to bogie frame 1 Structure influence is small, can realize the optimization of vehicle design parameters.
Below in conjunction with attached drawing, the present invention is specifically introduced, so as to those skilled in the art accurate understanding present invention's Technical solution.
For purposes of illustration only, being herein with reference to definition direction, to be parallel to traffic direction with the operating status of rolling stock Direction is longitudinal, in the longitudinal direction, before the direction in front of traffic direction is, after being with preceding opposite direction;It is being parallel to rail In the plane in road face, the direction being transversely to the machine direction is laterally;To be vertical perpendicular to the direction of orbital plane, on vertical, it is directed toward Under the direction of orbital plane is, the direction far from orbital plane is upper.
Axial, circumferential direction and radial direction as described herein are reference with leading screw 43, since the leading screw 43 of the present invention prolongs along longitudinal direction It stretches, therefore axial is longitudinal.
The equal words of herein first, second, only for distinguishing same or similar more than two components or structure, no Indicate the particular determination to setting sequence.
Shaft end described herein refers to being mounted on the end of axle, and usual axle is laterally extended, then the two of axle transverse direction End is referred to as shaft end;Meanwhile by taking three-axle bogie as an example, it is referred to as intermediate axle in intermediate axle, in longitudinal two The axle at end is end axle, and shaft end power generator of the invention refers to that power generator is arranged in the shaft end of end axle.
As depicted in figs. 1 and 2, the present invention provides a kind of bogies for railway vehicles, which can be three axle steers Frame is connected with power generator, referred to as shaft end power generator in the shaft end of the bogie.
It, can be with to realize driving to generator 3 as shown in Fig. 2, the shaft end power generator of the present invention includes generator 3 The big belt pulley 6 moved synchronously with the axle of rolling stock shaft end is set, then connects a cuticle in the input terminal of generator 3 Belt wheel 7, then be driven by belt 2 and be attached the small belt pulley 7 with big belt pulley 6;In rolling stock operational process, vehicle Axis constantly rotates, and then the small belt pulley 7 being connect with generator 3 is driven to rotate, and imparts power to generator 3, then passes through Generator 3 converts the kinetic energy into electrical energy.
Meanwhile the generator 3 is hung on the framework 1 of bogie, on the one hand, framework 1 is in the top of journal box spring, therefore with The generator 3 that framework 1 connects belongs to spring piece uploading, and journal box spring has the function of carrying out buffer shock-absorbing to generator 3;Another party Face, axle belong to the parts under axle spring, belong to spring lower part, and generator 3 is connect by belt 2 with axle, in empty wagons Into loaded vehicle and vehicle operation, the centre-to-centre spacing between big belt pulley 6 and small belt pulley 7 can change, and then cause 2 tensile force of belt changes therewith.
To ensure that generator 3 works normally, shaft end power generator of the invention further includes belt tensioning mechanism 4, the belt Strainer 4 has linear deformation ability, and leading in generator 3 and truck side frame can be longitudinally kept out with pre-compressed state Between frame 5, so that belt 2 is in tensioning state, the tensile force of belt 2 is provided.
Again since the belt tensioning mechanism 4 has linear deformation ability, when the centre-to-centre spacing of big belt pulley 6 and small belt pulley 7 When changing, which can correspondingly change deformation quantity, and then adapt to the variation of this centre-to-centre spacing, avoid shadow The normal tensioning for ringing belt 2 realizes normal power generation to ensure that power continues reliably to be transferred to generator 3 by belt 2.
Also, the belt tensioning mechanism 4 can be set to the lower section of bogie frame 1, to avoid the sky of 1 top of framework is occupied Between, it is arranged at the shaft end of framework 1 with the generator 3 for being hung on framework 1, efficiently uses the limited installation space of bogie, nothing Large variation need to be carried out to the structure of bogie, so that bogie can keep original performance;In addition the belt tension Mechanism 4 is simple in structure, easy to use, and the space occupied is small, can assist the optimization design for realizing vehicle parameter.
As shown in Figure 3 and Figure 4, in shaft end power generator of the invention, belt tensioning mechanism 4 can specifically include regulating part 41 and elastic component 42, which there is linear deformation ability, one end to be abutted with generator 3, and the other end is supported with regulating part 41 It connects;The regulating part 41 can vertically move, then can adjust bullet by controlling to adjust the amount of movement that part 41 moves in the longitudinal direction Property part 42 pre compressed magnitude, control 2 tensile force of belt.
Elastic component 42 is specifically as follows spring, to make the deformation of spring be in longitudinal, and is easy to implement pre compressed magnitude It adjusts, belt tensioning mechanism 4 can also include the leading screw 43 being longitudinally extended, and the both ends of leading screw 43 extend respectively to 3 He of generator Drawing strickle guide 5, elastic component 42 are the spring for being set in leading screw 43, and regulating part 41 could be provided as the adjusting with 43 screw-thread fit of leading screw Nut.
On the one hand, can be circumferentially fixed by leading screw 43 and drawing strickle guide 5, it is then rotated towards the direction of compressed spring and adjusts spiral shell Mother, so that spring is in compressive state;On the other hand, it is abutted with generator 3 due to one end of spring, close to the one of drawing strickle guide 5 End is abutted with adjusting nut, when the circumferential movement of adjusting nut compressed spring and the drawing strickle guide 5 relatively of leading screw 43 is defined, spring Elastic force can push adjusting nut towards the direction for reducing compressive deformation, i.e., adjust spiral shell towards the direction longitudinal direction pushing tow of drawing strickle guide 5 Mother, and adjusting nut and 43 screw-thread fit of leading screw, the longitudinal direction jacking force can act on leading screw 43 so that leading screw 43 is towards drawing strickle guide 5 Movement, and then drawing strickle guide 5 is longitudinally resisted against with its end, at this point, leading screw 43 realizes longitudinal register by spring and drawing strickle guide 5.And And due to entire use during, spring always be in compressive state, power is supported to the longitudinal direction of leading screw 43 and is also just existed always, It ensure that the stability of the longitudinal register in use of leading screw 43.
As shown in figure 3, belt tensioning mechanism 4 can also include the spring pad 44 for being set in leading screw 43, spring can pass through Spring pad 44 is abutted with generator 3, on the one hand plays cushioning effect, on the other hand can also pass through the reliability of positioning of spring. Spring pad 44 can be configured according to the installation environment of spring.
As shown in figure 4, in one embodiment, framework 1 can be equipped with safety jaw 11, to prevent the knot of hanging generator 3 Structure damages and so that generator 3 falls on track, the acceptable safe hanging axis 31 of generator 3, which runs through safety jaw 11, it can specifically be laterally extended, when normal use, safe hanging axis 31 is not contacted with safety jaw 11, only exists in generator 3 When falling risk, 31 ability of safe hanging axis is carried by safety jaw 11.In the present invention, specifically one end of spring can be resisted against power generation The safe hanging axis 31 of machine 3, to realize the abutting with generator 3;At this point, leading screw 43 is longitudinal through the safe hanging axis 31, meanwhile, it can With the plane for being set as abutting with spring by one end of spring pad 44, the other end is set as the arc abutted against with safe hanging axis 31 Face, spring pad 44 is similar to the structure of sleeve, and can have certain longitudinal length, herein one end of spring pad 44 and another End refers to the end face of its longitudinal both sides.
As shown in figure 5, the safety jaw 11 can specifically be extended downwardly by the lower cover of side frame, can be welded under side frame Cover board.In a kind of set-up mode, the steel plate of U-shaped setting can be welded in the lower cover of side frame, the steel plate is with U-shaped Open end upward, and is welded with the lower cover of side frame, and then the mounting hole of hollow is surrounded with the lower cover, as safety jaw 11 hole for hoist, steel plate at this time constitute safety jaw 11.The safety jaw 11 of this structure type is not only simple in structure, and can also be given The larger installation of safe hanging axis 31 and space are given, avoids contacting with safe hanging axis 31 when normal use, and can generate electricity Machine 3 exists forms reliable support when falling risk with safe hanging axis 31.
As shown in fig. 6, drawing strickle guide 5 can abut hole or similar structure at it with the end face setting that leading screw 43 abuts, with Auxiliary improves the reliability of 43 longitudinal register of leading screw.
In addition, belt tensioning mechanism 4 can also include being screwed onto end nut 45 of the leading screw 43 far from 5 one end of drawing strickle guide, (dismounting of generator 3 need not be carried out, when without being dismantled to belt 2) during normal use, end nut 45 is straight It connects and is screwed onto on leading screw 43, the interactively of power does not occur with other component;In use, after adjusting nut is adjusted in place, relatively Leading screw 43 is fixed, at this point, if necessary to dismounting belt 2, so that it may towards the direction precession end nut 45 of drawing strickle guide 5, and in end One middleware is set between nut 45 and safe hanging axis 31, so that the active force that end nut 45 vertically moves passes through centre Part is transferred to safe hanging axis 31;Since the lengthwise position of safe hanging axis 31 is fixed, end nut 45 can be by 31 edge of safe hanging axis It is longitudinally away from the reaction force of drawing strickle guide 5, and this reaction force is transmitted into the leading screw being spirally connected with it 43, due to the week of leading screw 43 It is limited to rotation by drawing strickle guide 5, leading screw 43 at this time can be longitudinal remote under the reaction force for the separate drawing strickle guide 5 that safe hanging axis 31 is applied It is moved from drawing strickle guide 5, and then is detached from the working position longitudinally supported with drawing strickle guide 5 so that between longitudinal direction between leading screw 43 and drawing strickle guide 5 Gap;It is then possible to towards the direction pushing generator 3 of drawing strickle guide 5, so that belt 2 is in relaxed state, dismantled.
Middleware can be the structure of sleeve type, can be set in leading screw 43, and with longitudinal one end and end nut 45 It abuts, the other end is resisted against safe hanging axis 31, and then transmits longitudinal force;The middleware can be after completing to dismantle from leading screw It is removed on 43.
On the basis of the above, belt tensioning mechanism 4 can also include that the first circumferentially positioned locating piece is carried out to leading screw 43 46, by first locating piece 46, realize the circumferentially fixed connection of leading screw 43 and drawing strickle guide 5.
Realize that circumferentially positioned structure type is various, in one embodiment, the first locating piece 46 can be the first locking Bolt, the one end corresponding with drawing strickle guide 5 of leading screw 43 are equipped with planar section, which connects in the circumferential with the external screw thread of leading screw 43, That is, leading screw 43 is in one end corresponding with drawing strickle guide 5 and does not have the circumferential external screw thread completely docked, but in circumferential direction The thread segment and planar section of upper interconnection;First clamping screw by leading screw 43 the side for extending radially through drawing strickle guide 5 and support It is positioned in planar section, and then by leading screw 43 and 5 Peripheric locking of drawing strickle guide.
To ensure that the reliability of locking positioning, planar section have one fixed width in the circumferential direction of leading screw 43, so as to The bolt head end of first clamping screw is corresponding, i.e., the width of planar section in the circumferential should be greater than the bolt head of the first clamping screw The width at end, to accommodate bolt head end;Also, planar section has predetermined axial length, so as in 43 axial movement of leading screw, Peripheric locking can be kept to contact with the first clamping screw.
Belt tensioning mechanism 4 can also include the second clamping screw 47 for being installed on adjusting nut, first clamping screw After adjusting nut is adjusted in place, extending radially through adjusting nut and be resisted against planar section along leading screw 43, to limit adjusting nut Along circumferentially rotating for leading screw 43.
At this point, by the second clamping screw 47, it can make position of the adjusting nut locking positioning after adjusting in place, keep away Exempt from adjusting nut to be rotated further along leading screw 43 due to the elastic force by spring, influences the determination of spring pre compressed magnitude so that bullet Spring can lock pre compressed magnitude, form the pre compressed magnitude to match with vehicle, ensure the operational reliability of vehicle.
Especially, the second clamping screw 47 and the first clamping screw can share a planar section on leading screw 43, respectively Realize the circumferential limit of leading screw 43 and the circumferential limit of adjusting nut, it is simple in structure, it is easy to use.
Wherein, the predetermined axial length of planar section can be according to the amount of axial movement of leading screw 43 and the axial direction of adjusting nut Amount of movement is configured, and planar section should be extended longitudinally to spring as the position where the first clamping screw and be in maximum compressibility When the location of adjusting nut, to be matched with the first clamping screw and the second clamping screw 47.
The shaft end power generator of the present invention may be used following steps and realize assembling, dismounting and the installation of belt 2:
When assembling, first generator 3 is installed to by round pin on framework 1, then, safe hanging axis 31 is penetrated into generator 3 Flap seat hole, and by safety jaw 11, spring pad 44, spring are put between generator 3 and drawing strickle guide 5, are directed at safe hanging axis 31 Axis hole, leading screw 43 is penetrated from the outside of generator 3 and by spring pad 44 and spring, continues to penetrate leading screw 43, be put into Adjusting nut simultaneously screws in positive leading screw 43, continuous rotating adjusting nut, until the belt of generator 3 reaches requirement.
When dismantling belt 2, nut will be reconciled and rotated to the direction of drawing strickle guide 5, and the drawing strickle guide 5 that reclines, by the first locking screw bolt-lock Tightly, by rotating end nut 45 so that leading screw 43 moves outward;At this point, the first clamping screw and the second clamping screw 47 Rotation for preventing leading screw 43, during leading screw 43 moves outward, spring is further compressed;When leading screw 43 moves After certain distance, generator 3 is pushed away to the direction of drawing strickle guide 5, so that belt 2 is in relaxed state, is dismantled.
When belt 2 is installed, by the method for pushing generator 3 when dismounting belt 2, generator 3 is leaned on to the direction of drawing strickle guide 5 Closely, after installing belt 2, by leading screw 43 to the direction vibration of drawing strickle guide 5, until the end and the end face of drawing strickle guide 5 of leading screw 43 are longitudinally supported Top contact locks the first clamping screw, to prevent from loosening at this point, rotating adjusting nut, makes the tensile force of belt 2 suit the requirements.
In addition, the bogies for railway vehicles of the present invention, is only illustrated shaft end power generator, other parts please refer to The prior art, details are not described herein again.
Bogies for railway vehicles provided by the present invention and its shaft end power generator are described in detail above.Herein Applying specific case, principle and implementation of the present invention are described, and the explanation of above example is only intended to help Understand core of the invention thought.It should be pointed out that for those skilled in the art, not departing from the present invention , can be with several improvements and modifications are made to the present invention under the premise of principle, these improvement and modification also fall into right of the present invention It is required that protection domain in.

Claims (7)

1. a kind of shaft end power generator of bogies for railway vehicles, including it is hung on the framework (1) of bogie and by belt (2) The generator (3) being connect with axle, which is characterized in that further include the belt tensioning mechanism being arranged below the framework (1) (4), the belt tensioning mechanism (4) has linear deformation ability, and is longitudinally kept out in the generator (3) with pre-compressed state Between the drawing strickle guide (5) of truck side frame, to provide the tensile force of the belt (2);
The belt tensioning mechanism (4) includes longitudinally movable regulating part (41) and the elastic component with linear deformation ability (42), one end of the elastic component (42) is abutted with the generator (3), and other end abutting has the regulating part (41), with logical The amount of movement for crossing the regulating part (41) adjusts the pre compressed magnitude of the elastic component (42);
The belt tensioning mechanism (4) further includes the leading screw (43) being longitudinally extended, and the both ends of the leading screw (43) extend respectively to The generator (3) and the drawing strickle guide (5), and it is circumferentially fixed with the drawing strickle guide (5);The elastic component (42) is described to be set in The spring of leading screw (43), the regulating part (41) are the adjusting nut with the leading screw (43) screw-thread fit, the leading screw (43) Longitudinally it is resisted against the drawing strickle guide (5) with one end under the resilient force of the spring;
The framework (1) is equipped with safety jaw (11), and the generator (3) has the safety jaw for extending transversely through the safety jaw (11) Axis (31), the leading screw (43) longitudinally run through the safe hanging axis (31);The belt tensioning mechanism (4) further includes being screwed onto institute End nut (45) of the leading screw (43) far from the drawing strickle guide (5) one end is stated, when adjusting nut adjusting is in place and relatively described After leading screw (43) is fixed, the end nut (45) and acts on institute towards the direction precession of the drawing strickle guide (5) by middleware Safe hanging axis (31) is stated, so that the leading screw (43) is longitudinally away from described lead under the reaction force of the safe hanging axis (31) Frame (5), and then it is detached from the working position longitudinally supported with the drawing strickle guide (5) so that between the leading screw (43) and the drawing strickle guide (5) With axial clearance, convenient for pushing the generator (3) towards the direction of the drawing strickle guide (5), so that the belt (2) is in Relaxed state is dismantled.
2. shaft end power generator as described in claim 1, which is characterized in that the belt tensioning mechanism (4) further includes suit Spring pad (44) in the leading screw (43), the spring are abutted by the spring pad (44) with the generator (3).
3. shaft end power generator as claimed in claim 2, which is characterized in that one end of the spring pad (44) is and the bullet The plane that spring abuts, the other end is the arcwall face abutted with the safe hanging axis (31).
4. shaft end power generator as described in any one of claims 1-3, which is characterized in that the belt tensioning mechanism (4) is also Include by circumferentially fixed the first locating piece (46) in the drawing strickle guide (5) of the leading screw (43).
5. shaft end power generator as claimed in claim 4, which is characterized in that first locating piece (46) is the first locking screw Bolt, the leading screw (43) one end corresponding with the drawing strickle guide (5) are equipped with the planar section of predetermined axial length, the planar section and institute The external screw thread for stating leading screw (43) connects in the circumferential;First clamping screw extends radially through described lead by the leading screw (43) The side of frame (5) is simultaneously resisted against the planar section, circumferentially positioned to be carried out to the leading screw (43) and the drawing strickle guide (5).
6. shaft end power generator as claimed in claim 5, which is characterized in that the belt tensioning mechanism (4) further includes installation In the second clamping screw (47) of the adjusting nut, after the adjusting nut is adjusted in place, second clamping screw (47) Extending radially through the adjusting nut and be resisted against the planar section along the leading screw (43), to limit the adjusting nut along institute State the rotation of leading screw (43).
7. a kind of bogies for railway vehicles, which is characterized in that generate electricity and fill including the claims 1-6 any one of them shaft end It sets.
CN201610971364.3A 2016-10-31 2016-10-31 A kind of bogies for railway vehicles and its shaft end power generator Active CN106428081B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201610971364.3A CN106428081B (en) 2016-10-31 2016-10-31 A kind of bogies for railway vehicles and its shaft end power generator
PCT/CN2017/092204 WO2018076781A1 (en) 2016-10-31 2017-07-07 Railway vehicle bogie and shaft end power generation assembly thereof

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Application Number Priority Date Filing Date Title
CN201610971364.3A CN106428081B (en) 2016-10-31 2016-10-31 A kind of bogies for railway vehicles and its shaft end power generator

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CN106428081A CN106428081A (en) 2017-02-22
CN106428081B true CN106428081B (en) 2018-10-16

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CN106428081B (en) * 2016-10-31 2018-10-16 中车齐齐哈尔车辆有限公司 A kind of bogies for railway vehicles and its shaft end power generator
CN108639085A (en) * 2018-03-23 2018-10-12 卓爱仙 Train inertia generates electricity and power supply system
CN110588691A (en) * 2019-09-27 2019-12-20 朔黄铁路发展有限责任公司 Vehicle self-generating equipment and vehicle self-generating method
CN110920656A (en) * 2019-12-20 2020-03-27 中车眉山车辆有限公司 Railway self-generating rapid wagon bogie
CN112550339B (en) * 2020-12-01 2022-10-04 中车长江车辆有限公司 Bogie shaft drive power generation device, bogie and railway vehicle

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