CN107264565A - Power truck and rail vehicle - Google Patents
Power truck and rail vehicle Download PDFInfo
- Publication number
- CN107264565A CN107264565A CN201710452728.1A CN201710452728A CN107264565A CN 107264565 A CN107264565 A CN 107264565A CN 201710452728 A CN201710452728 A CN 201710452728A CN 107264565 A CN107264565 A CN 107264565A
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- CN
- China
- Prior art keywords
- curb girder
- brake
- power truck
- axle box
- wheel
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL 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
- B61F5/00—Constructional 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
- B61F5/50—Other details
- B61F5/52—Bogie frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL 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
- B61F5/00—Constructional 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
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/04—Bolster supports or mountings
- B61F5/06—Bolster supports or mountings incorporating metal springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The present invention provides a kind of power truck and rail vehicle.Wherein, power truck includes framework, wheel set axle box device, single stage suspension device, brake rigging；Framework includes two and be arranged in parallel and crossbeam of the middle part toward the curb girder of lower recess and with fixation in the middle part of two curb girders；Taking turns set axle box device includes wheel, axletree and axle box, and axletree is arranged on below the end of curb girder；Wheel is fixed on axletree and positioned at the outside of curb girder；Axle box is located on axletree, and positioned at the inner side of curb girder；Single stage suspension device includes the first spring, and the first spring is arranged between axle box and the end of curb girder；Brake rigging includes two brake discs and brake clamp；Two brake discs are separately fixed at the both sides of wheel；Brake clamp one end is fixed on curb girder, and the other end is used to coordinate with two brake discs, with brake wheel.Power truck of the present invention and rail vehicle structure are compacter.
Description
Technical field
The present invention relates to rail vehicle technical field, more particularly to a kind of power truck and rail vehicle.
Background technology
Power truck is an important component of rail vehicle, for bearing body, plays guiding, vibration damping, braking
Effect, has important influence to whole vehicle traveling comfort and safety in operation.
Fig. 1 is the top view of power truck in the prior art, and Fig. 2 is the partial sectional view of power truck in Fig. 1.Such as
Shown in Fig. 1 and 2, existing power truck, including：Framework, wheel set axle box device, single stage suspension device, brake rigging
4.Wherein, framework is the H type frameworks being welded by box curb girder 12 and box crossbeam 11；Wheel set axle box device includes being arranged on
The axletree 22 of the lower section of curb girder 12, installed in the two ends of axletree 22 and positioned at the wheel 21 in the outside of curb girder 12, and is located in axletree 22
Axle box 23 upper and positioned at side rail inner；Single stage suspension device includes being arranged on two metal rubbers of the front-end and back-end of axle box 23
Glue spring；Brake rigging 4 includes being fixed on axletree 22 and positioned at the brake disc 41 in the outside of wheel 21, and by even
The brake clamp 42 that support is connected with curb girder 12 is connect, the brake clamp 42 is used to coordinate with brake wheel 21 with brake disc 41.
But, the metal-rubber spring of existing this power truck is arranged on the front-end and back-end of axle box, in order to keep away
Exempt to interfere with metal-rubber spring, brake clamp can only be arranged on the outside of wheel, so as to result in whole power truck
Structure is not compact enough.
The content of the invention
The present invention provides a kind of power truck and rail vehicle, to solve the problem of power truck structure is not compact.
The present invention provides a kind of power truck, including：Framework, wheel set axle box device, single stage suspension device, foundation brake
Device；Framework includes：Crossbeam and two curb girders be arrangeding in parallel；Middle part of the two ends of crossbeam respectively with two curb girders is fixed,
And beam vertical is in curb girder；Height of the middle part of curb girder apart from ground is less than the height on the threshold value ground of curb girder；Wheel is to axle
Case apparatus includes：Wheel, axletree and axle box, axletree are arranged on below the end of curb girder；Wheel is fixed on axletree and is located at
The outside of curb girder；Axle box is located on axletree, and positioned at the inner side of curb girder；Single stage suspension device includes：First spring, the first bullet
Spring is arranged between axle box and the end of curb girder；Brake rigging includes：Two brake discs and brake clamp；Two brake discs
It is separately fixed at the both sides of wheel；Brake clamp one end is fixed on curb girder, and the other end of brake clamp is used for and two brakings
Disk coordinates, with brake wheel.
Power truck as described above, wherein, the first spring is helical steel springs.
Power truck as described above, wherein, metal-rubber pad is provided between helical steel springs and axle box.
Power truck as described above, wherein, helical steel springs are two, be set in parallel in axle box and curb girder end it
Between.
Power truck as described above, wherein, single stage suspension device also includes：Positioning tie bar, the two ends of positioning tie bar
Fixed respectively with curb girder and axle box.
Power truck as described above, wherein, positioning tie bar depression is formed with relief portion, and relief portion, which is used to avoid, brakes
Clamp.
Power truck as described above, wherein, in addition to secondary suspension device, secondary suspension device is arranged on curb girder
Middle part.
Power truck as described above, wherein, secondary suspension device includes：Air spring and height adjusting part, height
Regulating part is connected with air spring, for controlling the air capacity in air spring to adjust the height of air spring.
Power truck as described above, wherein, secondary suspension device also includes：Vertical Hydraulic Damper Used, vertical oil pressure
The two ends of shock absorber connect air spring and curb girder respectively.
The present invention also provides a kind of rail vehicle, including car body and power truck as described above, and car body is arranged on dynamic
The top of power bogie.
Power truck and rail vehicle that the present invention is supplied to, by the way that the curb girder of framework is arranged into middle part toward lower recess
Form, that is, when bogie is assembled on rail vehicle, the height of the middle part of curb girder apart from ground is less than the end of curb girder
Height apart from ground, and the first spring of single stage suspension device is arranged between axle box and the end of curb girder, so as to brake
Two brake discs, to avoid single stage suspension device, and then can be separately fixed at the both sides of wheel by clamp without set outward,
So that the structure of power truck is compacter.In addition, axletree can also be shortened by the way that power truck is configured as above
Length and the support for omitting connection brake clamp and curb girder, so as to reduce the weight of power truck, improve the fortune of rail vehicle
Line efficiency, including but not limited to speed, acceleration, braking distance and loading capacity etc..
Brief description of the drawings
Fig. 1 is the top view of power truck in the prior art；
Fig. 2 is the partial sectional view of power truck in Fig. 1；
Fig. 3 is the structural representation of power truck of the present invention；
Fig. 4 is the front view of power truck in Fig. 3；
Fig. 5 is the upward view of power truck in Fig. 3.
Description of reference numerals：
1：Framework； 11：Crossbeam；
12：Curb girder； 121：First end；
122：Middle part； 123：The second end；
124：Upper surface； 125：Lateral surface；
126：Lower surface； 2：Take turns set axle box device；
21：Wheel； 22：Axletree；
23：Axle box； 31：Helical steel springs；
32：Positioning tie bar； 321：Relief portion；
322：First connection end； 323：Second connection end；
4：Brake rigging； 41：Brake disc；
411 outside hung brake disks； 412：Inboard brake disk；
42：Brake clamp； 421：First clamp；
422：Second clamp； 51：Air spring；
52：Vertical Hydraulic Damper Used； 53：Horizontal oil-pressure damper；
54：Horizontal backstop； 55：Height adjusting link；
56：Anti-overcharge backstop； 6：Drive device；
61：Traction electric machine； 62：Gear-box；
63：Shaft coupling； 64：Elastic lifting hanging point；
71：Centrepin； 72：Longitudinal traction rubber metal pad.
Embodiment
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing, it should be appreciated that retouch in this place
The embodiment stated is merely to illustrate and explain the present invention, and the present invention is not limited to following embodiments.
In the present invention, term " first ", " second " are used only for the purpose described, and it is not intended that indicating or implying
Relative importance；Unless otherwise clearly defined and limited, the term such as " installation ", " connection " is broadly understood, for example, " even
Connect " can be fixedly connected or be detachably connected, or be integrally connected.For one of ordinary skill in the art
Speech, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Fig. 3 is the structural representation of power truck of the present invention, and Fig. 4 is the front view of power truck in Fig. 3, and Fig. 5 is
The upward view of power truck in Fig. 3.Fig. 3-Fig. 5 is refer to, power truck of the present invention includes framework 1, wheel set axle box device
2nd, single stage suspension device, brake rigging 4.
Framework 1 includes：The curb girder 12 that crossbeam 11 and two be arranged in parallel；The two ends of crossbeam 11 respectively with two curb girders 12
Middle part fix, and crossbeam 11 is perpendicular to curb girder 12；The middle part of curb girder 12 apart from ground height be less than curb girder 12 end away from
Height from the ground.
Wheel set axle box device 2 includes：Wheel 21, axletree 22 and axle box 23, axletree 22 are arranged under the end of curb girder 12
Side；Wheel 21 is fixed on axletree 22 and positioned at the outside of curb girder 12；Axle box 23 is located on axletree 22, and positioned at curb girder 12
Inner side.
Single stage suspension device includes：First spring, the first spring is arranged between the end of axle box 23 and curb girder 12.
Brake rigging 4 includes：Two brake discs 41 and brake clamp 42；Two brake discs 41 are separately fixed at wheel
21 both sides；The one end of brake clamp 42 is fixed on curb girder 12, and the other end of brake clamp 42 is used to match somebody with somebody with two brake discs 41
Close, with brake wheel 21.
Specifically, curb girder 12 includes first end 121, middle part 122 and the second end 123, the end of first end 121 and second
Height of the portion 123 apart from ground is less than height of the middle part 122 apart from ground, and concave structure is formed at the middle part 122 of curb girder 12,
Crossbeam 11 can be welded and fixed with the middle part of curb girder 12 122, it would however also be possible to employ the mode of casting makes crossbeam be integrally formed with curb girder, this
Invention is not especially limited.Crossbeam and curb girder can be made of metals such as iron, steel, crossbeam and curb girder can with box-structure,
Seamless steel pipe can be used, the present invention preferably crossbeam and curb girder is that steel plate welds to form box-structure.Crossbeam 11 and curb girder 12
Multiple mounting seats can be fixed to be attached with other devices, for example single stage suspension spring mounting seat, foundation brake mounting seat, one
It is positioning tie bar mounting seat, secondary spring mounting seat, vertical damper mounting seat, altitude valve adjusting lever mounting seat, drive device
Mounting seat etc., the particular location of these mounting seats is configured according to actual installation requirement, these mounting seats and crossbeam and curb girder
Can weld to be threadedly coupled, and the present invention is not especially limited to this.
Preferably, single stage suspension spring is welded in the first end 121 of curb girder 12 and the upper surface 124 of the second end 123
Mounting seat, foundation brake mounting seat is welded in the lateral surface 125 of curb girder 12, and positioning tie bar is welded in the lower surface 126 of curb girder 12
Mounting seat, secondary spring mounting seat is welded in the upper surface 124 at the middle part of curb girder 12 122, is hung down in the welding of lateral surface 125 of curb girder 12
To shock absorber mounting seat and height adjusting link mounting seat, drive device mounting seat is welded on crossbeam 11.It should be noted that
Before power truck assembling, above-mentioned mounting seat is independent part, can be according to actual needs during practical set
Corresponding mounting seat is welded on practically necessary position by selection.For example, when the mounting bracket of brake rigging is different,
Foundation brake mounting seat can be welded according to the actual brake rigging mounting bracket used.It is appreciated that above-mentioned mounting seat
Can also be the integral piece integrally formed with curb girder.
Further, axletree 22 is two, is separately positioned under the first end 121 and the second end 123 of curb girder 12
Side.Wheel 21 is four, is separately fixed at the two ends of two axletrees 22 and positioned at the outside of curb girder 12, wheel is used to connect with rail
Touch, it is ensured that rail vehicle runs and turned on rail, the load between transmission rail vehicle and rail.The present embodiment is to car
Structure and size and material, the processing technology of wheel, axletree and axle box are not especially limited, and those skilled in the art can be according to reality
Border needs to be selected and designed.
More specifically, the first spring is set to multigroup, first end 121, the axle of axle box 23 and curb girder 12 are separately positioned on
Between the second end 123 of case 23 and curb girder 12.First spring one end is fixedly connected with axle box 23, the other end and single stage suspension bullet
Spring mounting seat is connected, and the first spring preferably is fixed on into single stage suspension spring mounting seat by bolt.First spring can be set
For metal-rubber spring, it can also be provided that steel spring.It is arranged on the first spring of the first end 121 of axle box 23 and curb girder 12
It can be one or multiple, for example, can set two, can more effectively decay vibration.Setting two first
In the case of spring, two the first springs can be arranged at intervals, can also be set in parallel in axle box and curb girder first end it
Between.Two the first springs are set in parallel between axle box and the first end of curb girder, while effective attenuation is vibrated, Neng Gouchong
Divide and utilize the space below curb girder.It is arranged on the first spring of the second end 123 of axle box 23 and curb girder 12 and is arranged on curb girder
The situation of 12 first end 121 is identical, will not be repeated here.The type of first spring, construction and arrangement mode are according to reality
Design is needed, the present invention is not especially limited.
Single stage suspension device is lift (not shown) also including one, and one is that lift passes through bolt and curb girder end
Connection.In normal course of operation, one is the presence of certain gap between lift and axle box, does not influence vehicle to run；
During vehicle lifting, being rigidly connected for framework and wheel is realized.
Brake rigging 4 is to transmit brake force to wheel, it is ensured that traffic safety.Wherein, two brake discs 41 include outer
Side disk-braking 411 and inboard brake disk 412, are separately fixed inside and outside wheel 21.Brake clamp 42 include dog point and
Fixing end, fixing end is bolted in the foundation brake mounting seat of curb girder 12, and the dog point of brake clamp 42 includes the
One clamp 421 and the second clamp 422.In track vehicle operation, the first clamp 421 and the second clamp 422 not with wheel
21 contacts, rail vehicle can be with unobstructed operation；In rail vehicle braking procedure, the first clamp 421 and the second clamp 422 and car
Wheel 21 is contacted, and brake force is passed to wheel, is that rail vehicle stops.
Four brake clamps 42 that the present embodiment is provided can use service braking clamp, either, use and park
Brake clamp, or service braking clamp and parking brake clamp are used simultaneously.Service braking clamp is used at the same time and is parked
Can use a service braking clamp and three parking brake clamps in the case of brake clamp, or two conventional systems
Dynamic clamp and two parking brake clamps, or three service braking clamps and a parking brake clamp.The present invention is to braking
Clamp types, quantity and arrangement are not specifically limited.Preferably, from two service braking clamps and two parking brakes
Clamp, two service braking clamps are arranged on two wheels of diagonally opposing corner, and two parking brake clamps are arranged on two other
On the wheel of diagonally opposing corner, the deceleration and parking of rail vehicle can have both been realized, additionally it is possible to car when track vehicle parking
Wheel provides brake force, it is ensured that under dead ship condition car slipping phenomenon does not occur for vehicle.
The power truck that the present embodiment is supplied to, by the way that the curb girder of framework is arranged into middle part toward the form of lower recess,
That is, when bogie is assembled on rail vehicle, the height of the middle part of curb girder apart from ground is with being less than the threshold value of curb girder
The height in face, and the first spring of single stage suspension device is arranged between axle box and the end of curb girder, thus brake clamp without
It need to outward set to avoid single stage suspension device, and then two brake discs can be separately fixed to the both sides of wheel so that be dynamic
The structure of power bogie is compacter.In addition, the length of axletree can also be shortened by the way that power truck is configured as above simultaneously
The support of connection brake clamp and curb girder is omitted, so as to reduce the weight of power truck, the operational efficiency of rail vehicle is improved,
Including but not limited to speed, acceleration, braking distance and loading capacity etc..
Further, the first spring is helical steel springs 31, can avoid rubber spring by the easy aging of motor heat radiation
Problem, reduces maintenance work and the replacement cost of primary spring.Helical steel springs 31 are arranged on the of axle box 23 and curb girder 12
Between one end 121, the one end of helical steel springs 31 is fixedly connected with axle box 23, and the other end connects with single stage suspension spring mounting seat
Connect, helical steel springs are preferably fixed on by single stage suspension spring mounting seat by bolt.Helical steel springs can set one,
It can set multiple, for example, set two；In the case where setting multiple helical steel springs, multiple helical steel springs can be with parallel
It is arranged at intervals in curb girder direction, can also be without interval setting.The number and mode that the present invention is set to helical steel springs are not made to have
Body is limited.Preferably, two helical steel springs 31 are set in parallel between axle box 23 and the first end 121 of curb girder.Set
In the situation phase of first end 121 of the helical steel springs with being arranged on curb girder 12 of the second end 123 of axle box 23 and curb girder 12
Together, it will not be repeated here.
Further, metal-rubber pad (not shown) is provided between helical steel springs 31 and axle box 23, can be increased
Vertical damping, slows down vertical vibration, makes to avoid rigid contact between helical steel springs and axle box.Metal-rubber pad can be cake
Shape, it can also be provided that circular；One metal-rubber pad can be set between helical steel springs 31 and axle box 23, can also be set
Put multiple metal-rubber pads.The present invention is not especially limited to the shape and number of metal-rubber pad, and those skilled in the art can
To set according to actual needs.
Wherein, helical steel springs 31 are two, are set in parallel between axle box 23 and the end of curb girder 12.Specifically, two
Helical steel springs 31 are set in parallel between axle box 23 and the first end 121 of curb girder 12, and can effectively decay vibration, moreover it is possible to
The lower space of curb girder 12 is enough made full use of, makes power truck more compact structure.
Incorporated by reference to Fig. 5, single stage suspension device also includes positioning tie bar 32, the two ends of positioning tie bar 32 respectively with curb girder 11 and
Axle box 23 is fixed.Specifically, the two ends of positioning tie bar 32 use rubber nodal point (not shown), one end and the lower surface 126 of curb girder 12
The positioning tie bar mounting seat of upper setting is fixedly connected, and the other end is fixedly connected with axle box 23, and the present embodiment is by setting positioning to draw
Bar realizes the positioning to wheel, reduces the occupancy of curb girder lower space, makes power truck more compact structure.Wherein, positioning is drawn
Bar 32 can be Drag link, can be curved pull rod；Positioning tie bar 32 can set single positioning tie bar, can also set positioning in pairs
Pull bar.The present invention is not especially limited to the structure and number of positioning tie bar.
Further, the depression of positioning tie bar 32 is formed with relief portion 321, and relief portion 321 is used to avoid brake clamp 42.
Specifically, positioning tie bar 32 includes relief portion 321, the first connection end 322 and the second connection end 323, the first connection end 322 and side
The positioning tie bar mounting seat set on the lower surface 126 of beam 12 is fixedly connected, and the second connection end 323 is fixedly connected with axle box 23.
The present embodiment can both be positioned by setting relief portion in positioning tie bar to wheel, increase the brake empty of brake clamp again
Between.The preferred single positioning tie bar of the present embodiment, but the present invention is not limited.The relief portion 321 of positioning tie bar 32, the first connection end
322 and second connection end 323 can be integrally formed, can use existing positioning tie bar processing method, the present invention this is not made
It is specific to limit.
Power truck also includes secondary suspension device, and secondary suspension device is arranged on the middle part 122 of curb girder 12.Specifically
Ground, secondary suspension device includes secondary spring, and secondary spring can be helical steel springs, it can also be provided that air spring, two
It is that spring one end is fixedly connected with secondary spring mounting seat, the other end is used to support car body.
Further, secondary suspension device includes air spring 51 and height adjusting part, the height adjusting part and air
Spring 51 is connected, for controlling the air capacity in air spring 51 to adjust the height of air spring 51.Specifically, air spring
51 are fixed in secondary spring mounting seat, control the air capacity in air spring 51 to adjust air spring by height adjusting part
51 height.Air spring can be made of elastomeric material, it would however also be possible to employ plastics are made, and the present invention does not make specific limit to this
It is fixed.Height adjusting part includes leveling valve (not shown), height adjusting link 55 and air-supply pipeline (not shown).Height adjusting link
55 are fixedly connected with the height adjusting link mounting seat on curb girder 12.Leveling valve has three interfaces, one of interface with
Height adjusting link 55 is connected, and another interface is connected with air spring 51, and also one interface is connected with air-supply pipeline, is passed through
Leveling valve controls the air capacity of air inlet spring, and then controls the working depth of air spring.The present embodiment passes through height
Spend regulating part correction regulation air spring working depth, with control railway carriage floor height in less model
Enclose interior change.
Further, secondary suspension device also includes：Vertical Hydraulic Damper Used 52, the two ends of Vertical Hydraulic Damper Used 52
Air spring 51 and curb girder 12 are connected respectively.Specifically, one end of Vertical Hydraulic Damper Used 52 and the vertical oil pressure on curb girder 12
Shock absorber mounting seat is connected, and the other end is connected with air spring 51, and the vibration between decay power truck and car body improves car
Operation stability and comfortableness.The present invention is not especially limited to the structure of Vertical Hydraulic Damper Used.
Wherein, secondary suspension device also includes horizontal oil-pressure damper 53, horizontal backstop 54 and anti-overcharge backstop 56.Laterally
Oil-pressure damper 53 can set two, be arranged symmetrically in the lower section of crossbeam 11, and one end is connected with curb girder 12, one end and centrepin
71 connections.Alternatively, horizontal oil-pressure damper can be arranged on above crossbeam, and those skilled in the art can be according to actual feelings
Condition is configured, and the present invention is not limited.Horizontal backstop 54 is bolt-connected on central traction apparatus, and limitation power turns
To frame and the lateral displacement of car body, it is ensured that the stability of vehicle operation.Anti-overcharge backstop 56 is located at the lower section of crossbeam 11, with centrepin
71 are rigidly connected.In normal course of operation, there is certain gap between anti-overcharge backstop 56 and framework 1, it is ensured that vehicle
Even running；Being rigidly connected between car body and framework 1 is realized during vehicle lifting, facilitates vehicle in transport and failure shape
Lifting under state.When air capacity increases in air spring 51, air spring 51 is raised with motor vehicles bodies, the center being connected with car body
Pin 71 can also be raised, and centrepin 71 drives the motion upwards of anti-overcharge backstop 56, and anti-overcharge backstop 56 is in contact with crossbeam 11, prevented
Further rise makes car body break bounds to air spring 51.Anti-overcharge backstop can be drawplate type or rod-pulling type；
Anti-overcharge backstop can cast to be formed, and can machine to be formed, the present invention is not limited.
The present embodiment power truck also includes drive device 6, and drive device 6 includes traction electric machine 61, the and of gear-box 62
Shaft coupling 63, traction electric machine 61 is connected with gear-box 62 by shaft coupling (not shown), and traction electric machine 61 passes through two elastic liftings
Hanging point 64 is connected with the drive device mounting seat on crossbeam 11, and the hollow shaft of the connection axletree 22 of shaft coupling 63 and gear-box 62 is (not
Show).Shaft coupling of the present invention can use flexible board-like shaft coupling, it would however also be possible to employ drum type gear coupling, and the present invention does not make
It is specific to limit.Traction electric machine 61 is passed to tractive force by gear-box 62 and shaft coupling 63 solid on axletree 22, axle shaft 22
Surely connection wheel 21 is moved.The present invention does not make to have with restriction to the structure and size of motor, gear-box and shaft coupling, this
Art personnel can be selected and be designed according to actual needs.
The present embodiment power truck also includes central traction apparatus, and central traction apparatus includes centrepin 71, longitudinal direction and led
Draw rubber metal pad 72.The frictional force that longitudinal traction rubber metal pad 72 is produced by precommpression is connected with the inner side of crossbeam 11, and centrepin 71 leads to
Cross bolt to be connected with car body sleeper beam (not shown), the longitudinal force produced in vehicle operation is by longitudinal traction rubber metal pad with
Heart pin realizes the transmission between bogie and car body.
The present embodiment also provides a kind of rail vehicle, including car body (not shown) and power truck as described above, car
Body is arranged on the top of power truck.Wherein, power truck is the power truck in any of the above-described embodiment.Car body can
To be the car body of disposable type in the prior art, it is not especially limited herein.In addition, the knot of the power truck in the present embodiment
Structure, function are similar with previous embodiment, will not be repeated here.
The rail vehicle that the present embodiment is provided, by the way that the curb girder of framework is arranged into middle part toward the form of lower recess, that is,
When bogie is assembled on rail vehicle, the height of the middle part of curb girder apart from ground is less than the height on the threshold value ground of curb girder
Degree, and the first spring of single stage suspension device is arranged between axle box and the end of curb girder, so that brake clamp is without outward
Set to avoid single stage suspension device, and then two brake discs can be separately fixed to the both sides of wheel so that electronic-controlled power steering
The structure of frame is compacter.In addition, length and the company of omission of axletree can also be shortened by the way that power truck is configured as above
The support of brake clamp and curb girder is connect, so that the weight of power truck is reduced, the operational efficiency of raising rail vehicle, including but
It is not limited to speed, acceleration, braking distance and loading capacity etc..
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of power truck, it is characterised in that including：Framework, wheel set axle box device, single stage suspension device, foundation brake
Device；
The framework includes：Crossbeam and two curb girders be arrangeding in parallel；The two ends of the crossbeam respectively with two curb girders
Middle part fix, and the beam vertical is in the curb girder；Height of the middle part of the curb girder apart from ground is less than the curb girder
Threshold value ground height；
The wheel set axle box device includes：Wheel, axletree and axle box, the axletree are arranged on below the end of the curb girder；
The wheel is fixed on the axletree and positioned at the outside of the curb girder；The axle box is located on the axletree, and is located at
The inner side of the curb girder；
The single stage suspension device includes：First spring, first spring is arranged on the end of the axle box and the curb girder
Between；
The brake rigging includes：Two brake discs and brake clamp；Described two brake discs are separately fixed at the car
The both sides of wheel；Described brake clamp one end is fixed on the curb girder, the other end of the brake clamp be used for described in two
Brake disc coordinates, to brake the wheel.
2. power truck according to claim 1, it is characterised in that first spring is helical steel springs.
3. power truck according to claim 2, it is characterised in that set between the helical steel springs and the axle box
It is equipped with metal-rubber pad.
4. power truck according to claim 2, it is characterised in that the helical steel springs are two, are be arranged in parallel
Between the axle box and the curb girder end.
5. the power truck according to claim any one of 1-4, it is characterised in that the single stage suspension device is also wrapped
Include：Positioning tie bar, the two ends of the positioning tie bar are fixed with the curb girder and the axle box respectively.
6. power truck according to claim 5, it is characterised in that the positioning tie bar depression is formed with relief portion,
The relief portion is used to avoid the brake clamp.
7. the power truck according to claim any one of 1-4, it is characterised in that the power truck also includes two
It is suspension arrangement, the secondary suspension device is arranged on the middle part of the curb girder.
8. power truck according to claim 7, it is characterised in that the secondary suspension device includes：Air spring
And height adjusting part, the height adjusting part is connected with the air spring, for controlling the air capacity in the air spring
To adjust the height of the air spring.
9. power truck according to claim 8, it is characterised in that the secondary suspension device also includes：Vertical oil
Pressure damper, the two ends of the Vertical Hydraulic Damper Used connect the air spring and the curb girder respectively.
10. a kind of rail vehicle, it is characterised in that including：Car body and the electronic-controlled power steering as described in claim any one of 1-9
Frame, the car body is arranged on the top of the power truck.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710452728.1A CN107264565A (en) | 2017-06-15 | 2017-06-15 | Power truck and rail vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710452728.1A CN107264565A (en) | 2017-06-15 | 2017-06-15 | Power truck and rail vehicle |
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| Publication Number | Publication Date |
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| CN107264565A true CN107264565A (en) | 2017-10-20 |
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ID=60067734
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710452728.1A Pending CN107264565A (en) | 2017-06-15 | 2017-06-15 | Power truck and rail vehicle |
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| CN (1) | CN107264565A (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108032864A (en) * | 2017-12-19 | 2018-05-15 | 中车株洲电力机车有限公司 | A kind of built-in bogie of the axle box of zigzag tread patterns |
| CN108032865A (en) * | 2017-12-19 | 2018-05-15 | 中车株洲电力机车有限公司 | A kind of built-in bogie of laterally driven axle box |
| CN108045390A (en) * | 2017-12-08 | 2018-05-18 | 中车大连机车车辆有限公司 | The built-in bogie of broad gauge railcar axle box |
| CN108248629A (en) * | 2017-12-27 | 2018-07-06 | 中车唐山机车车辆有限公司 | Bogie |
| CN108263415A (en) * | 2017-12-27 | 2018-07-10 | 中车唐山机车车辆有限公司 | Bogie |
| CN108705907A (en) * | 2018-07-10 | 2018-10-26 | 徐工集团工程机械有限公司 | A kind of dual-purpose power truck of rail |
| CN109436005A (en) * | 2018-11-23 | 2019-03-08 | 中车长春轨道客车股份有限公司 | Power truck built in high-speed EMUs axle box and the rail vehicle with the bogie |
| CN109532917A (en) * | 2019-01-25 | 2019-03-29 | 西南交通大学 | A kind of single stage suspension structure of rail car |
| CN111703441A (en) * | 2020-06-22 | 2020-09-25 | 中车唐山机车车辆有限公司 | A motor end cover, bogie and rail vehicle for bogie |
| CN111703462A (en) * | 2020-06-22 | 2020-09-25 | 中车唐山机车车辆有限公司 | Bogie for railway vehicle and railway vehicle |
| WO2021022751A1 (en) * | 2019-08-02 | 2021-02-11 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
| CN114248815A (en) * | 2022-01-17 | 2022-03-29 | 西南交通大学 | Railway vehicle bogie adopting double-shaft box suspension and permanent magnet direct drive motor |
| CN114701535A (en) * | 2022-04-29 | 2022-07-05 | 中车青岛四方机车车辆股份有限公司 | Bogie, vehicle body and rack-rail vehicle |
| EP4052988A4 (en) * | 2020-11-24 | 2023-11-22 | CRRC Qingdao Sifang Co., Ltd. | Rail vehicle and bogie |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108045390A (en) * | 2017-12-08 | 2018-05-18 | 中车大连机车车辆有限公司 | The built-in bogie of broad gauge railcar axle box |
| CN108045390B (en) * | 2017-12-08 | 2019-09-13 | 中车大连机车车辆有限公司 | The built-in bogie of broad gauge railcar axle box |
| CN108032864A (en) * | 2017-12-19 | 2018-05-15 | 中车株洲电力机车有限公司 | A kind of built-in bogie of the axle box of zigzag tread patterns |
| CN108032865A (en) * | 2017-12-19 | 2018-05-15 | 中车株洲电力机车有限公司 | A kind of built-in bogie of laterally driven axle box |
| CN108263415A (en) * | 2017-12-27 | 2018-07-10 | 中车唐山机车车辆有限公司 | Bogie |
| CN108248629A (en) * | 2017-12-27 | 2018-07-06 | 中车唐山机车车辆有限公司 | Bogie |
| CN108705907A (en) * | 2018-07-10 | 2018-10-26 | 徐工集团工程机械有限公司 | A kind of dual-purpose power truck of rail |
| CN109436005A (en) * | 2018-11-23 | 2019-03-08 | 中车长春轨道客车股份有限公司 | Power truck built in high-speed EMUs axle box and the rail vehicle with the bogie |
| CN109532917A (en) * | 2019-01-25 | 2019-03-29 | 西南交通大学 | A kind of single stage suspension structure of rail car |
| CN109532917B (en) * | 2019-01-25 | 2023-09-29 | 西南交通大学 | Primary suspension structure of railway vehicle |
| WO2021022751A1 (en) * | 2019-08-02 | 2021-02-11 | 中车唐山机车车辆有限公司 | Bogie and rail vehicle |
| CN111703462A (en) * | 2020-06-22 | 2020-09-25 | 中车唐山机车车辆有限公司 | Bogie for railway vehicle and railway vehicle |
| CN111703462B (en) * | 2020-06-22 | 2021-07-30 | 中车唐山机车车辆有限公司 | Bogie for railway vehicle and railway vehicle |
| CN111703441A (en) * | 2020-06-22 | 2020-09-25 | 中车唐山机车车辆有限公司 | A motor end cover, bogie and rail vehicle for bogie |
| EP4052988A4 (en) * | 2020-11-24 | 2023-11-22 | CRRC Qingdao Sifang Co., Ltd. | Rail vehicle and bogie |
| CN114248815A (en) * | 2022-01-17 | 2022-03-29 | 西南交通大学 | Railway vehicle bogie adopting double-shaft box suspension and permanent magnet direct drive motor |
| CN114701535A (en) * | 2022-04-29 | 2022-07-05 | 中车青岛四方机车车辆股份有限公司 | Bogie, vehicle body and rack-rail vehicle |
| CN114701535B (en) * | 2022-04-29 | 2024-01-26 | 中车青岛四方机车车辆股份有限公司 | Bogie, automobile body and rack vehicle |
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