CN109204366A - Horizontal wheel assembly, bogie, rail vehicle and the Rail Transit System of bogie - Google Patents

Horizontal wheel assembly, bogie, rail vehicle and the Rail Transit System of bogie Download PDF

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Publication number
CN109204366A
CN109204366A CN201710527981.9A CN201710527981A CN109204366A CN 109204366 A CN109204366 A CN 109204366A CN 201710527981 A CN201710527981 A CN 201710527981A CN 109204366 A CN109204366 A CN 109204366A
Authority
CN
China
Prior art keywords
bogie
horizontal
horizontal wheel
guide
wheel assembly
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710527981.9A
Other languages
Chinese (zh)
Inventor
邹小军
张轩瑜
陈宝城
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.)
BYD Co Ltd
Original Assignee
BYD 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 BYD Co Ltd filed Critical BYD Co Ltd
Priority to CN201710527981.9A priority Critical patent/CN109204366A/en
Publication of CN109204366A publication Critical patent/CN109204366A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61BRAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
    • B61B13/00Other railway systems
    • B61B13/04Monorail systems
    • B61B13/06Saddle or like balanced type
    • 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
    • B61F5/02Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
    • 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
    • B61F5/02Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
    • B61F5/22Guiding of the vehicle underframes with respect to the bogies
    • B61F5/24Means for damping or minimising the canting, skewing, pitching, or plunging movements of the underframes
    • 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
    • B61F9/00Rail vehicles characterised by means for preventing derailing, e.g. by use of guide wheels

Abstract

The invention discloses horizontal wheel assembly, bogie, rail vehicle and the Rail Transit System of a kind of bogie, the horizontal wheel assembly of the bogie includes: horizontal wheels support base;Horizontal wheel shaft, the horizontal wheel shaft are supported on the horizontal wheels support base, and with the horizontal wheels support base horizontally clearance fit;Elastic connecting component, the elastic connecting component transversely elastic connection between the horizontal wheel shaft and the horizontal wheels support base;Tire assembly, the tire assembly are connected with the horizontal wheel shaft.Horizontal wheel assembly of the invention, can passively adjust the pressure between horizontal wheel assembly and track, and the horizontal wheel assembly of track two sides can increase the traveling-capability in elbow and comfort of bogie always with suitable pressure gripper rail.

Description

Horizontal wheel assembly, bogie, rail vehicle and the Rail Transit System of bogie
Technical field
The present invention relates to technical field of rail traffic, in particular to a kind of horizontal wheel assembly of bogie, with this The bogie of horizontal wheel assembly, the rail vehicle with the bogie and the Rail Transit System with the rail vehicle.
Background technique
Rail Transit System in the design process, can inevitably encounter bend, and rail vehicle is when excessively curved, the level in interior outside The pressure difference being subject to is taken turns, so that jolting when excessively curved is obvious, and the passability of rail vehicle is bad, such as some curvature Biggish bend, rail vehicle are difficult to pass through, this just causes additional restriction to the highway route design of track, and since heat expansion is cold The reason of contracting, the width of track be not it is unalterable, cause the pressure between horizontal wheels and track that can also change, influence track The operation of vehicle.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of turn To the horizontal wheel assembly of frame, the horizontal wheel assembly of the bogie can passively adjust the pressure between horizontal wheel assembly and track Power.
The horizontal wheel assembly of bogie according to an embodiment of the present invention, comprising: horizontal wheels support base;Horizontal wheel shaft, it is described Horizontal wheel shaft is supported on the horizontal wheels support base, and with the horizontal wheels support base horizontally clearance fit;Elasticity is even Connected components, the elastic connecting component transversely elastic connection between the horizontal wheel shaft and the horizontal wheels support base;Wheel Tire assembly, the tire assembly are connected with the horizontal wheel shaft.
Horizontal wheel assembly according to an embodiment of the present invention can passively adjust the pressure between horizontal wheel assembly and track, The horizontal wheel assembly of track two sides always with suitable pressure gripper rail, can increase bogie traveling-capability in elbow and Comfort.
The horizontal wheel assembly of bogie according to an embodiment of the invention, the elastic connecting component include: pull rod, institute Pull rod is stated to be pivotably connected with the horizontal wheel shaft;Elastic component, the elastic component transversely elastic connection the pull rod with Between the horizontal wheels support base.
The horizontal wheel assembly of bogie according to an embodiment of the invention, the elastic connecting component further include: first Guide part and the second guide part, second guide part and first guide part slide along the transverse direction cooperation, first guiding Part is connected with the pull rod, and second guide part is connected with the horizontal wheels support base, and the elastic component is set in described Outside one guide part and second guide part.
The horizontal wheel assembly of bogie according to an embodiment of the invention, first guide part are conduit, described the Two guide parts are guide rod, and the conduit is set in outside the guide rod.
The horizontal wheel assembly of bogie according to an embodiment of the invention, the conduit are equipped with stomata.
The horizontal wheel assembly of bogie according to an embodiment of the invention, the elastic component be spring, the spring with First guide part and the equal clearance fit of the second guide part.
The horizontal wheel assembly of bogie according to an embodiment of the invention, the elastic connecting component further include: adjust Plate, the adjustable plate are set in outside second guide part movable along the horizontally and are securable to multiple positions in movement routine Set place, the elastic component transversely elastic connection between the pull rod and the adjustable plate.
The horizontal wheel assembly of bogie according to an embodiment of the invention, the elastic connecting component further include: adjust Nut, second guide part have thread segment, and the adjusting nut is threadedly coupled with the thread segment, and the adjustable plate stops To the adjusting nut.
The horizontal wheel assembly of bogie according to an embodiment of the invention, the horizontal wheels support base are equipped with slotted hole, The slotted hole extends transversely, and the horizontal wheel shaft runs through the slotted hole.
The horizontal wheel assembly of bogie according to an embodiment of the invention, the horizontal wheels support base includes pedestal and branch Support, the pedestal are suitable for being connected with the bogie frame of the bogie, and support frame as described above is connected with the pedestal, the length Circular hole is located on support frame as described above.
The horizontal wheel assembly of bogie according to an embodiment of the invention, the horizontal wheels support base further include: support Buck plate, the support buck plate is connected with support frame as described above, and is equipped with court on the support buck plate and support frame as described above The open groove of other side, the groove are combined into the slotted hole.
The horizontal wheel assembly of bogie according to an embodiment of the invention, support frame as described above are two, two branch Support is vertically spaced apart setting, and the both ends of the horizontal wheel shaft are respectively supported on two support frames as described above, and the elasticity is even Connected components are two, and two elastic connecting components are connected with the both ends of the horizontal wheel shaft respectively.
The invention also provides a kind of bogie, be provided with any of the above-described kind described in horizontal wheel assembly.
Possessed advantage is identical compared with the existing technology with above-mentioned horizontal wheel assembly for the bogie, no longer superfluous herein It states.
The invention also provides a kind of rail vehicles, comprising: car body;Bogie, the bogie are any of the above-described kind of institute The bogie stated, the bogie are mounted on the bottom of the car body.
Possessed advantage is identical compared with the existing technology with above-mentioned bogie for the rail vehicle, no longer superfluous herein It states.
The invention also provides a kind of Rail Transit Systems, comprising: track;Rail vehicle, the rail vehicle are above-mentioned Any rail vehicle.
Possessed advantage is identical compared with the existing technology with above-mentioned rail vehicle for the Rail Transit System, herein not It repeats again.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures Obviously and it is readily appreciated that, in which:
Fig. 1 is side view of the horizontal wheel assembly according to an embodiment of the present invention at a visual angle;
Fig. 2 is side view of the horizontal wheel assembly according to an embodiment of the present invention at another visual angle;
Fig. 3 is the cross-sectional view in Fig. 2 at A-A;
Fig. 4 is the axonometric drawing of horizontal wheel assembly according to an embodiment of the present invention;
Fig. 5 is the structural schematic diagram of elastic connecting component according to an embodiment of the present invention;
Fig. 6 is the cross-sectional view in Fig. 5 at B-B.
Fig. 7 is the structural schematic diagram of bogie according to an embodiment of the invention;
Fig. 8 is the structural schematic diagram of horizontal wheels support base according to an embodiment of the invention.
Appended drawing reference:
Bogie 1000,
Horizontal wheel assembly 100,
Horizontal wheels support base 10, pedestal 11, support frame 12, support buck plate 13, slotted hole 14, elastic connecting component 20, Pull rod 21, elastic component 22, the first guide part 23, the second guide part 24, stomata 25, adjustable plate 26, adjusting nut 27, horizontal wheel shaft 31, tire assembly 32.
Bogie frame 200, horizontal wheels installing arm 210, travelling wheel 300, traction mechanism 400,
Suspension 500, upper connecting base 510, lower connecting base 520, pendulum spring 530.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " axial direction ", The orientation or positional relationship of the instructions such as " radial direction ", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, merely to just In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with Specific orientation construction and operation, therefore be not considered as limiting the invention.In addition, defining " first ", " second " Feature can explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, The meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.
The bogie 1000 of the embodiment of the present invention can be used for straddle-type rail vehicle, and straddle-type refers to that bogie 1000 rides In orbit, common train supports the left and right sides of car body by double track, and straddle-type rail vehicle is by being located in the middle part of car body Track support, and bogie 1000 coats downwards track from two sides.
Bogie 1000 according to an embodiment of the present invention is described below with reference to Fig. 1-Fig. 8.
As shown in fig. 7, bogie 1000 includes: bogie frame 200, travelling wheel 300, traction mechanism 400, suspension 500 and horizontal wheel assembly 100.
Bogie frame 200 is in orbit suitable for straddle seat, and traction mechanism 400 is connected with bogie frame 200, and dragger Structure 400 is suitable for being connected with car body, and traction mechanism 400 is used to the tractive force of bogie 1000 passing to car body, traction mechanism 400 It can be link-type, draw the various structure types such as arm-type.
Suspension 500 is connected between bogie frame 200 and car body, and suspension 500 can play vibration reduction and cushioning Effect, so as to reduce rail vehicle vibration in the process of moving, jolt sense and traveling noise.
In some alternative embodiments, as shown in fig. 7, suspension 500 may include: upper connecting base 510, lower connection Seat 520 and pendulum spring 530.Wherein, upper connecting base 510 is suitable for connecting with car body, for example upper connecting base 510 can pass through screw thread Fastener is connect with car body, and upper connecting base 510 has towards downwardly projecting upper guide post, lower connecting base 520 and bogie frame 200 connections, such as lower connecting base 520 can be connect by threaded fastener with bogie frame 200, and lower connecting base 520 has Towards the lower guide post that protrudes above, and lower guide post and upper guide post are separate type, pendulum spring 530 be set in guide post with Outside lower guide post, and pendulum spring 530 is only against between upper connecting base 510 and lower connecting base 520.
Under normal conditions, upper guide post is vertically spaced apart setting with lower guide post, reaches certain in the vertical load of car body When value, car body is moved downward, and pendulum spring 530 is compressed, and the lower surface of upper guide post can be only to the upper surface of lower guide post. Since lower guide post and upper guide post are separate type, the horizontal distortion of pendulum spring 530 is unrestricted, does horizontal jitter in car body When, the horizontal resiliency power for the spring that can be made full use of.
Upper guide post and lower guide post can be truncated cone-shaped, and the bottom of upper guide post can be with 510 phase of upper connecting base Even, the bottom of lower guide post can be connected with lower connecting base 520, and the root of upper guide post can match with 530 interference of pendulum spring It closes, the free end of upper guide post can be with 530 clearance fit of pendulum spring, and the root of lower guide post can be with pendulum spring 530 Interference fit, the free end of lower guide post can be with 530 clearance fit of pendulum spring, and upper guide post and lower guide post can be bullet Property material be made, such as rubber, in this way when upper guide post only supports lower guide post, elastic deformation can occur for the two, with auxiliary Enhance damping property.
The distribution mode of suspension 500 has kind, for example suspension 500 can be two, and two suspension 500 are divided Not Wei Yu bogie frame 200 front-end and back-end, or be located at the left and right side of bogie frame 200, Huo Zheru Shown in Fig. 7, suspension 500 can be four, and four suspension 500 are located on four angles of bogie frame 200.
Travelling wheel 300 is pivotably mounted on bogie frame 200, and travelling wheel 300 is (such as electronic total in driving device At) driving under, the walkway surface (upper surface) along track travels, the pivot center of travelling wheel 300 and the walkway surface of track In parallel, travelling wheel 300 can be there are many distribution mode.
Horizontal wheel assembly 100 is mounted on bogie frame 200, the wheel surface of horizontal wheel assembly 100 and the side wall of track Contact, horizontal wheel assembly 100 can be multiple, and have a variety of distribution modes.On the one hand, when track turns to, track two sides Horizontal wheel assembly 100 cooperate in the side surface of track, to form passive steering along track, and then rail vehicle is driven to turn To the stability of rail vehicle in motion can be improved in another aspect.
In some alternative embodiments, track can be monorail beam type, and travelling wheel 300 can be one, can also be with To be multiple, multiple travelling wheels 300 transversely (left and right directions) can be spaced apart setting, can also along longitudinal direction (track extending direction) It is spaced apart setting.
Horizontal wheel assembly 100 can be clamped in the two sides of track, and several horizontal wheel assemblies 100 cooperate in the side of track, In addition in the other side of track, the horizontal wheel assembly 100 of track two sides can be arranged symmetrically for several cooperations of horizontal wheel assembly 100, The horizontal wheel assembly 100 of track unilateral side can be one, or multiple, the horizontal wheel assembly 100 in track unilateral side is more In a embodiment, this multiple horizontal wheel assembly 100 can be spaced along the longitudinal arrangement, can also be vertically arranged spaced apart.
In the embodiment as shown in figure 7, the horizontal wheel assembly 100 of track unilateral side is three, two of them horizontal wheels group Part 100 is spaced along the longitudinal, another horizontal wheel assembly 100 is vertically spaced apart with the two.The horizontal wheels group of top in this way Part 100 can play the guiding role in motion, and the horizontal wheel assembly 100 of lower section farther out, can play stable, overturn-preventing apart from car body Effect.
In other optional embodiments, track may include the first track girder and the second track girder disposed in parallel, Travelling wheel 300 may include the first travelling wheel and the second travelling wheel, and the first travelling wheel and the second travelling wheel are pivotly pacified respectively On bogie frame 200, the first travelling wheel and the second travelling wheel can be coaxial and be spaced setting, and the first travelling wheel, which cooperates, to exist On the upper surface of first track girder, the second travelling wheel cooperates in the upper surface of the second track girder.
Driving device is mounted on bogie frame 200, and driving device be located at the first travelling wheel and the second travelling wheel it Between, the first travelling wheel and the second travelling wheel are driven by driving device, the drive of the first travelling wheel and the second travelling wheel in driving device It is dynamic lower that bogie 1000 is driven to advance along track, to draw car body traveling, between the first travelling wheel and the second travelling wheel between Gap can be used for installing driving device, with the utilization rate saved space, improve space, and is conducive to center of gravity and distributes, and can increase Giant tyre center is away from improving driving device to the uniform and stable property of the first travelling wheel and the second traveling wheel drive, to improve rail The stability and comfort of pipeline transportation system.
Horizontal wheel assembly 100 includes several first level wheel assemblies and several second horizontal wheel assemblies, wherein " several " packets Containing one and multiple, several first level wheel assemblies are pivotably mounted on bogie frame 200 and are adapted to fit in track Side, several second horizontal wheel assemblies are pivotably mounted on bogie frame 200 and are adapted to fit in the another of track Side.Specifically, several first level wheel assembly cooperations are on the side surface of the first track girder, several second horizontal wheel assembly cooperations On the side surface of the second track girder.On the one hand, when track turns to, first level wheel assembly and the second horizontal wheel assembly cooperation In the side surface of track, to form passive steering along track, and then rail vehicle is driven to turn to, on the other hand, can be improved The stability of rail vehicle in motion.
In some specific examples of the invention, first level wheel assembly is multiple and is spaced and coaxially sets along the vertical direction It sets, the second horizontal wheel assembly is multiple and is spaced and is coaxially disposed along the vertical direction.The stability of vehicle can be promoted in this way, The horizontal wheel assembly 100 of lower section plays stable effect, reduces rail vehicle in risk excessively curved or when running at high speed of toppling.
In other specific examples of the invention, first level wheel assembly is multiple and respectively along the vertical direction with first The length direction interval of track girder is arranged, and the second horizontal wheel assembly is multiple and distinguishes the length with the second track girder along the vertical direction Spend the setting of direction interval.I.e. first level wheel assembly is staggered up and down, and the second horizontal wheel assembly is staggered up and down, wherein First level wheel assembly can be located above the second horizontal wheel assembly, and first level wheel assembly can also be located at the second horizontal wheels group Below part.The horizontal wheel assembly 100 of top in this way to can accordingly play the guiding role when driving, the horizontal wheel assembly 100 of lower section Farther out apart from car body, stable, overturn-preventing can be played the role of.
In some embodiments of the invention, outside table of several first level wheel assembly cooperations in the first track girder On face, on the outer surface of the second track girder, i.e., horizontal wheel assembly 100 cooperates in-orbit for several second horizontal wheel assembly cooperations On the outer surface in road.Thus the center of the horizontal wheel assembly 100 of track two sides is away from being designed as possible maximum distance, Neng Gouti The stability of the system of liter is also beneficial to the center of gravity distribution of bogie 1000 and vehicle.
In other specific embodiments of the invention, several first level wheel assembly cooperations are in the inside of the first track girder On surface, on the inner surface of the second track girder, i.e., horizontal wheel assembly 100 cooperates for several second horizontal wheel assembly cooperations On the inner surface of track.The space of track interior can be efficiently used in this way, promote vehicle space utilization rate, and horizontal wheels group Part 100 and conductor rail are located at track girder two sides, and the space of lower car body can be effectively reduced, and reduce vehicle height.
In other specific embodiments of the invention, first level wheel assembly is multiple and is respectively fitting into the first track On the outer surface and inner surface of beam, the second horizontal wheel assembly is outer surfaces that are multiple and being respectively fitting into the second track girder On inner surface, i.e., horizontal wheel assembly 100, horizontal wheel assembly 100 are combined on the outer surface and inner surface of track It is simutaneously arranged inside and outside, the horizontal wheel assembly 100 of inside plays the role of stable, overturn-preventing, can greatly promote track The stability and security performance of vehicle.
Optionally, first level wheel assembly and cooperation of the cooperation on the inner surface of the first track girder are in the second track girder Inner surface on the second horizontal wheel assembly be located at sustained height in the up-down direction.Optionally, cooperation is in the first track girder Inner surface on the second horizontal wheel assembly on the inner surface of the second track girder of first level wheel assembly and cooperation exist It is located at different height in up and down direction.
In other optional embodiment, track may include steering portion and driving portion, and driving portion is connected to steering portion Top and driving portion on be configured with recess portion, driving portion includes bottom plate, the first side plate and the second side plate.Bottom plate is connected to steering portion Top.First side plate and the second side plate are connected to the interval of the transverse direction (width direction) on bottom plate and along bottom plate and are arranged, i.e., and first Side plate and the second side plate are arranged along the width direction interval of track.
The track recess portion that bogie frame 200 has straddle seat in orbit, bogie frame 200 are equipped with the first escape groove With the second escape groove, the first escape groove and the second escape groove for avoiding the two sidewalls of track respectively.In other words, the first side plate is stretched Enter the first escape groove and the second side plate protrudes into the second escape groove.
Travelling wheel 300 is pivotably mounted on bogie frame 200 and cooperates the travelling wheel on the upper surface of bottom plate 300 between the first escape groove and the second escape groove, i.e., travelling wheel 300 between the first side plate and the second side plate and is located at The surface of steering portion.Driving device is mounted on bogie frame 200, and travelling wheel 300 is driven by driving device.
Horizontal wheel assembly 100 includes several first level wheel assemblies and several second horizontal wheel assemblies, wherein " several " packets It is containing one and multiple.
Several first level wheel assemblies are pivotably mounted on bogie frame 200 and are adapted to fit in the one of track Side, several second horizontal wheel assemblies are pivotably mounted on bogie frame 200 and are adapted to fit in the other side of track.Tool Body, several first level wheel assemblies are pivotably mounted on bogie frame 200 and cooperate in a side surface of steering portion On.Several second horizontal wheel assemblies are pivotably mounted on bogie frame 200 and cooperate in another side surface of steering portion On.
In some specific examples of the invention, several first level wheel assemblies and several second horizontal wheel assemblies are upper and lower It is located at sustained height on direction.It is possible thereby to be conducive to the balance of rail vehicle entirety steering behaviour, in the mistake advanced with retreated Uniform force in journey, to be conducive to promote the excessively curved performance of rail vehicle.
In other specific examples of the invention, first level wheel assembly be it is multiple and along the vertical direction interval and it is coaxial Setting, the second horizontal wheel assembly are multiple and are spaced and are coaxially disposed along the vertical direction.The stability of vehicle can be promoted in this way Can, the horizontal wheel assembly 100 of lower section plays stable effect, reduces rail vehicle in the wind excessively curved or when running at high speed that topples Danger.
In other specific example of the invention, first level wheel assembly along the vertical direction and turns to for multiple and difference The length direction interval in portion is arranged, and the second horizontal wheel assembly is multiple and difference is along the vertical direction between the length direction of steering portion Every setting.I.e. first level wheel assembly is staggered up and down, and the second horizontal wheel assembly is staggered up and down, wherein first level Wheel assembly can be located above the second horizontal wheel assembly, and first level wheel assembly can also be located at below the second horizontal wheel assembly. The horizontal wheel assembly 100 of top in this way can accordingly play the guiding role when driving, the horizontal wheel assembly 100 of lower section apart from car body compared with Far, stable, overturn-preventing can be played the role of.
Horizontal wheel assembly 100 according to an embodiment of the present invention is described referring to Fig. 1-Fig. 6.
As Figure 1-Figure 4, horizontal wheel assembly 100 according to an embodiment of the invention include: horizontal wheels support base 10, Horizontal wheel shaft 31, tire assembly 32 and elastic connecting component 20.
Refering to what is shown in Fig. 7, horizontal wheels support base 10 is connected with bogie frame 200, for example bogie frame 200 can have There is the horizontal wheels installing arm 210 extended downwardly from two sides, horizontal wheels support base 10 can be connected with horizontal wheels installing arm 210.
Horizontal wheel shaft 31 is transversely supported on to clearance fit on horizontal wheels support base 10, and horizontal wheel shaft 31 is supported on level It takes turns on support base 10, and horizontal wheel shaft 31 and horizontal wheels support base 10 horizontally clearance fit, horizontal wheel shaft 31 is horizontally Removable, the axial direction of horizontal wheel shaft 31 is vertical.
Tire assembly 32 is connected with horizontal wheel shaft 31, for example tire assembly 32 may include tire and wheel hub, and tire can be with Be set in outside wheel hub, wheel hub is used to support tire, and tire can be solid tyre, certainly, and tire be not limited to it is solid, can also Think hollow inflatable type, wheel hub can by the modes such as ring flange, tapered roller bearing, threaded fastener and horizontal wheel shaft 31 It is pivotally connected to, tire can passively be rolled along the side wall of track.
Elastic connecting component 20 is transversely connected between horizontal wheel shaft 31 and horizontal wheels support base 10, and elastic connection group The length of part 20 is adjustable.
It is understood that when bogie 1000 to be installed on track, since the construction of rigging error, track misses Difference, reasons, the pressure between tire and the side wall of track such as expand with heat and contract with cold of track may be unable to reach more Appropriate, pass through The length for adjusting elastic connecting component 20, can be adjusted the pressure of tire and orbit sidewall, and elastic connecting component 20 can make Tire is bonded always with the side wall of track.It can be convenient the pressure between the tyre surface and orbit sidewall of ground active regulating wheel tire in this way Power.
Bogie 1000 according to an embodiment of the present invention can be convenient the lateral position of the ground horizontal wheel assembly 100 of active adjusting It sets, so that the pressure value between horizontal wheel assembly 100 and the side wall of track is more suitable for, facilitates the row for optimizing bogie 1000 Sail performance and steering behaviour.
As Figure 1-Figure 4, horizontal wheel assembly 100 in accordance with another embodiment of the present invention includes: horizontal wheels support base 10, horizontal wheel shaft 31, tire assembly 32 and elastic connecting component 20.
Horizontal wheels support base 10 is connected with bogie frame 200, for example, bogie frame 200 can have it is downward from two sides The horizontal wheels installing arm 210 of extension, horizontal wheels support base 10 can be connected with horizontal wheels installing arm 210.
Horizontal wheel shaft 31 is supported on horizontal wheels support base 10, and horizontal wheel shaft 31 and horizontal wheels support base 10 transversely between Gap cooperation, the axial direction of horizontal wheel shaft 31 can be vertical.
Tire assembly 32 is connected with horizontal wheel shaft 31, for example tire assembly 32 may include tire and wheel hub, and tire can be with Be set in outside wheel hub, wheel hub is used to support tire, and tire can be solid tyre, certainly, and tire be not limited to it is solid, can also Think hollow inflatable type, wheel hub can by the modes such as ring flange, tapered roller bearing, threaded fastener and horizontal wheel shaft 31 It is pivotally connected to, tire can passively be rolled along the side wall of track.
Transversely elastic connection is between horizontal wheel shaft 31 and horizontal wheels support base 10 for elastic connecting component 20, elastic connection The elastic force of 20 pairs of component horizontal wheel shafts 31, allows tire to compress the side wall of track.
It is understood that elastic connecting component 20 is to the pressure and orbit sidewall of elastic connecting component 20 to tire assembly 32 pressure keeps dynamic equilibrium, in track Vehicular turn, positioned at curve inner side and outside tire to the pressure of track not Together.
Due to horizontal wheel shaft 31 and horizontal wheels support base 10 transversely clearance fit, and the transversely bullet of elastic connecting component 20 Property is connected between horizontal wheel shaft 31 and horizontal wheels support base 10, and the tire positioned at curve inner side is due to by the pressure from track Power is big, and elastic deformation can occur for the elastic connecting component 20 of the side to shorten, thus passively reduce the tire of curve inner side Pressure, due to small by the pressure from track, the elastic connecting component 20 of the side can occur the tire on the outside of bend Elastic deformation is to extend, so that the tire of the side is allow to be held fixedly track always, in this way, it is with small vibration when excessively curved, and Bogie 1000 can pass through the biggish track of curvature.
Horizontal wheel assembly 100 according to an embodiment of the present invention can be adjusted passively between horizontal wheel assembly 100 and track The horizontal wheel assembly 100 of pressure, track two sides can increase bogie 1000 always with suitable pressure gripper rail Traveling-capability in elbow and comfort.
Bogie 1000 according to an embodiment of the present invention, traveling-capability in elbow is good, and comfort is good.
In some preferred embodiments, as shown in figures 3 and 8, horizontal wheels support base 10 can be equipped with slotted hole 14, long Circular hole 14 extends transversely, and transversely, specifically, the profile of slotted hole 14 includes two parallel to the length direction of slotted hole 14 Straightway and two segmental arcs, two straightways extend transversely, the both ends of each segmental arc respectively with the two segmental arcs Upper to be connected positioned at unidirectional one end, the direction of the line at the middle part of two segmental arcs is the length direction of slotted hole 14, Horizontal wheel shaft 31 runs through slotted hole 14.
In track Vehicular turn, since track is to the pressure change of tire assembly 32, horizontal wheel shaft 31 can be along oval 14 transverse shifting of hole, and make elastic connecting component 20 that elastic deformation occur, slotted hole 14 can play the role of limit, limit water The traverse range of flat wheel shaft 31, slotted hole 14 can also play the role of guiding, make horizontal wheel shaft 31 along slotted hole 14 Length direction (transverse direction in horizontal Fig. 8) is mobile, prevents horizontal wheel shaft 31 from moving longitudinally.
As shown in figs 2-4, horizontal wheels support base 10 may include pedestal 11 and support frame 12, and pedestal 11 is suitable for and steering The bogie frame 200 of frame 1000 is connected, and specifically, pedestal 11 can pass through the horizontal wheels of threaded fastener and bogie 1000 Installing arm 210 is fixedly connected, and support frame 12 is connected with pedestal 11, and support frame 12 can be formed as one with pedestal 11, support frame 12 are also provided with reinforcing rib before with pedestal 11, and slotted hole 14 is located on support frame 12, and pedestal 11 can be that normal is laterally Plate, support frame 12 can be to be found to be vertical plate.
Specifically, as shown in figure 8, horizontal wheels support base 10 can also include: support buck plate 13, support buck plate 13 with Support frame 12 is connected, and supports and be equipped on buck plate 13 and support frame 12 towards the open groove of other side, and groove is combined into oval Hole 14.For example, support buck plate 13 is connected with one end of the separate pedestal 11 of support frame 12, support buck plate 13 is equipped with towards branch The groove of support 12, the groove can be U-shaped, and one end of the separate pedestal 11 of support frame 12 is equipped with groove, which is also U The open end of shape, two grooves is oppositely arranged, and is together to form slotted hole 14, and support buck plate 13 can be logical with support frame 12 It crosses threaded fastener to be fixedly connected, in assembling process, horizontal wheel shaft 31 is first protruded into the groove on support frame 12, then branch is installed Support buck plate 13.
Support frame 12 can be two, and two support frames 12 are vertically spaced apart setting, the both ends difference of horizontal wheel shaft 31 It is supported on two support frames 12, tire assembly 32 can be located between two support frames 12, and elastic connecting component 20 can be Two, two elastic connecting components 20 vertically be spaced apart setting, two elastic connecting components 20 respectively with horizontal wheel shaft 31 Both ends are connected.Elastic connecting component 20 can be located at the side of the separate tire assembly 32 of support frame 12, may be used also on support frame 12 To be equipped with empty slot, empty slot and 20 face of elastic connecting component are arranged, are on the one hand the weight for reducing support frame 12, can also avoid Elastic connecting component 20.
In some preferred embodiments, as shown in figs 1 to 6, elastic connecting component 20 includes: pull rod 21, elastic component 22, the first guide part 23 and the second guide part 24.
Wherein, pull rod 21 is pivotably connected with horizontal wheel shaft 31, as shown in fig. 6, one end of pull rod 21 has hinge hole, The end of horizontal wheel shaft 31 can protrude into hinge hole, and be pivotably connected with pull rod 21, and horizontal wheel shaft 31 sequentially passes through oval Hole 14, hinge hole, and be connected with nut, to form axial limiting, pull rod 21 is supported on support frame 12.
Transversely for elastic connection between pull rod 21 and horizontal wheels support base 10, pull rod 21 deviates from horizontal wheels to elastic component 22 One end of axis 31 can have flange, and one end of elastic component 22 can only support the flange.
Second guide part 24 and the first guide part 23 slide along the transverse direction cooperation, and the first guide part 23 is connected with pull rod 21, the The assembly method of one guide part 23 and pull rod 21 can be it is detachable, than in embodiment as shown in FIG. 6, the back of pull rod 21 One end from horizontal wheel shaft 31 can be equipped with blind hole, and one end close to horizontal wheel shaft 31 of the first guide part 23 can be equipped with limit Column, limited post are inserted into blind hole, and the cascaded surface between limited post and the end of the first guide part 23 can stop with the end face of pull rod 21 It supports, limited post and blind hole clearance fit, blind hole can be stepped hole, and limited post can be ladder column.In this way in parts damages, It dismantles and replaces with can be convenient.Second guide part 24 is connected with horizontal wheels support base 10, and elastic component 22 is set in first and leads To outside part 23 and the second guide part 24.
Tire assembly 32 passes to elastic component 22 by the pressure from track and by pull rod 21, and with elastic component 22 Elastic force forms balance.
When tire assembly 32 is by pressure change from track, 23 active of the first guide part is sliding to the second guide part 24 Dynamic, making elastic component 22, deformation occurs, reaches new balance.For example, when tire assembly 32 is become larger by the pressure from track, First guide part, 23 active is slided to the second guide part 24, and elastic component 22 occurs to compress relatively, reaches new balance, in tire When assembly 32 is become smaller by the pressure from track, 23 active of the first guide part is slided to the direction away from the second guide part 24, And elastic component 22 occurs to stretch relatively, reaches new balance.
In test, if actively adjusting the second guide part 24, the length of adjustable elastic connecting component 20, which is Natural length when bogie 1000 is not mounted on track.
Specifically, as shown in Figure 5 and Figure 6, the first guide part 23 can be conduit, and the second guide part 24 can be guide rod, Conduit is set in outside guide rod and is slidably matched with guide rod, and conduit can be equipped with stomata 25 and prevent from leading for being discharged or sucking air The opposite sliding of air pressure interference guide rod and conduit in pipe, stomata 25 can be provided with the side wall of conduit, and be located at the remote of conduit One end from guide rod, such stomata 25 are not easy to be blocked by guide rod.
As shown in Figure 5 and Figure 6, elastic component 22 can be spring, for example helical spring, spring are set in the first guide part 23 Outside the second guide part 24, and with the first guide part 23 and the equal clearance fit of the second guide part 24, in this way, spring is radial at itself On stability it is good, and the deformation in itself axial direction is not interfered, and spring can have rectangular section.
As shown in figs 1 to 6, elastic connecting component 20 can also include: adjustable plate 26 and adjusting nut 27.
Wherein, adjustable plate 26 is set in outside the second guide part 24 movable along the horizontally and is securable in movement routine At multiple positions, adjustable plate 26 can be set in outside the second guide part 24, and the movement routine of adjustable plate 26 is adjustable plate 26 in cross Upwards from outermost locations to the region most inner side position, it can be understood as one section of the second guide part 24, adjustable plate 26 Can be moved between the both ends of this section of the second guide part 24, elastic component 22 transversely elastic connection in pull rod 21 and adjustable plate Between 26, adjustable plate 26 is optionally laterally moved, and adjustable plate 26 can be fixed at position after movement, actively mobile The lateral position of adjustable plate 26, it can the length for adjusting elastic component 22, to adjust the length of elastic connecting component 20, in turn Change the pressure between the tyre surface and track of tire assembly 32.
There are many kinds of the move modes of adjustable plate 26, such as multiple axially spaced in the setting of the periphery of the second guide part 24 The card of adjustable plate 26 is set on some snap ring by the snap ring opened, and the position that adjustable plate 26 can be realized is adjusted.
A kind of structure being adjusted 26 position of adjustable plate using screw structure is described below in detail.
As shown in fig. 6, the second guide part 24 can have thread segment, the thread segment of adjusting nut 27 and the second guide part 24 It is threadedly coupled, and adjustable plate 26 only supports adjusting nut 27, adjustable plate 26 can be with 24 clearance fit of the second guide part, adjusting nut 27 and elastic component 22 respectively only to adjustable plate 26 two sides, by rotate adjusting nut 27, adjusting nut 27 can threadingly section move It is dynamic, to drive adjustable plate 26 mobile.
It should be noted that if adjusting nut 27 is rotated towards the direction far from pull rod 21, adjustable plate 26 can be in elasticity It is mobile towards the direction far from pull rod 21 under the elastic force effect of part 22, and adjusting nut 27 is only supported always;If by 27 court of adjusting nut It is rotated close to the direction of pull rod 21, adjustable plate 26 can overcome the elastic force court of elastic component 22 under the effect of the pressure of adjusting nut 27 It is mobile close to the direction of pull rod 21.In this way, can be convenient the pressure between the horizontal wheel assembly 100 of ground active adjusting and track.
The invention also discloses a kind of rail vehicle, the rail vehicle of the embodiment of the present invention includes car body and any of the above-described kind The bogie 1000 of embodiment, bogie 1000 are mounted on the bottom of car body, and movably straddle seat is in orbit for bogie 1000, Car body is connected with bogie 1000 and is drawn by bogie 1000 along rail running, and the rail vehicle of the embodiment of the present invention can be Passenger traffic formula, or engineering truck.
Rail vehicle according to an embodiment of the present invention other constitute and operate for those of ordinary skill in the art and It says it is all known, is not detailed herein.
The invention also discloses a kind of Rail Transit System, the Rail Transit System of the embodiment of the present invention includes track and rail Road vehicle.Movably straddle seat is in orbit for the bogie 1000 of rail vehicle.
Other of Rail Transit System according to an embodiment of the present invention are constituted and are operated for ordinary skill people Member for be all it is known, be not detailed herein.
Other of Rail Transit System according to an embodiment of the present invention are constituted and are operated for ordinary skill people Member for be all it is known, be not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ", The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this The range of invention is defined by the claims and their equivalents.

Claims (15)

1. a kind of horizontal wheel assembly of bogie characterized by comprising
Horizontal wheels support base;
Horizontal wheel shaft, the horizontal wheel shaft are supported on the horizontal wheels support base, and with the horizontal wheels support base in transverse direction Upper clearance fit;
Elastic connecting component, transversely elastic connection supports the elastic connecting component in the horizontal wheel shaft and the horizontal wheels Between seat;
Tire assembly, the tire assembly are connected with the horizontal wheel shaft.
2. the horizontal wheel assembly of bogie according to claim 1, which is characterized in that the elastic connecting component includes:
Pull rod, the pull rod are pivotably connected with the horizontal wheel shaft;
Elastic component, the elastic component transversely elastic connection between the pull rod and the horizontal wheels support base.
3. the horizontal wheel assembly of bogie according to claim 2, which is characterized in that the elastic connecting component also wraps Include: the first guide part and the second guide part, second guide part and first guide part slide along the transverse direction cooperation, and described the One guide part is connected with the pull rod, and second guide part is connected with the horizontal wheels support base, and the elastic component is set in Outside first guide part and second guide part.
4. the horizontal wheel assembly of bogie according to claim 3, which is characterized in that first guide part is conduit, Second guide part is guide rod, and the conduit is set in outside the guide rod.
5. the horizontal wheel assembly of bogie according to claim 4, which is characterized in that the conduit is equipped with stomata.
6. the horizontal wheel assembly of bogie according to claim 4, which is characterized in that the elastic component is spring, described Spring and first guide part and the equal clearance fit of the second guide part.
7. the horizontal wheel assembly of bogie according to claim 3, which is characterized in that the elastic connecting component also wraps Include: adjustable plate, the adjustable plate are set in outside second guide part movable along the horizontally and are securable in movement routine Multiple positions at, the elastic component transversely elastic connection between the pull rod and the adjustable plate.
8. the horizontal wheel assembly of bogie according to claim 7, which is characterized in that the elastic connecting component also wraps Include: adjusting nut, second guide part have thread segment, and the adjusting nut is threadedly coupled with the thread segment, and described Adjustable plate only supports the adjusting nut.
9. the horizontal wheel assembly of bogie according to claim 1 to 8, which is characterized in that the horizontal wheels branch It supports seat and is equipped with slotted hole, the slotted hole extends transversely, and the horizontal wheel shaft runs through the slotted hole.
10. the horizontal wheel assembly of bogie according to claim 9, which is characterized in that the horizontal wheels support base includes Pedestal and support frame, the pedestal are suitable for being connected with the bogie frame of the bogie, support frame as described above and the pedestal phase Even, the slotted hole is located on support frame as described above.
11. the horizontal wheel assembly of bogie according to claim 10, which is characterized in that the horizontal wheels support base also wraps Include: support buck plate, the support buck plate are connected with support frame as described above, and on the support buck plate and support frame as described above Equipped with towards the open groove of other side, the groove is combined into the slotted hole.
12. the horizontal wheel assembly of bogie according to claim 10, which is characterized in that support frame as described above be two, two A support frame as described above is vertically spaced apart setting, and the both ends of the horizontal wheel shaft are respectively supported on two support frames as described above, institute Stating elastic connecting component is two, and two elastic connecting components are connected with the both ends of the horizontal wheel shaft respectively.
13. a kind of bogie, which is characterized in that be arranged just like horizontal wheel assembly of any of claims 1-12.
14. a kind of rail vehicle characterized by comprising
Car body;
Bogie, the bogie are bogie as claimed in claim 13, and the bogie is mounted on the bottom of the car body Portion.
15. a kind of Rail Transit System characterized by comprising
Track;
Rail vehicle, the rail vehicle are the rail vehicle according to claim 14.
CN201710527981.9A 2017-06-30 2017-06-30 Horizontal wheel assembly, bogie, rail vehicle and the Rail Transit System of bogie Pending CN109204366A (en)

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CN111645716B (en) * 2020-06-23 2021-07-20 株洲时代新材料科技股份有限公司 Guide wheel device for railway vehicle and guide wheel position adjusting method thereof

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Application publication date: 20190115