CN107901938A - The pillow pulling buffering apparatus of full aluminium rail vehicle - Google Patents
The pillow pulling buffering apparatus of full aluminium rail vehicle Download PDFInfo
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- CN107901938A CN107901938A CN201711120298.XA CN201711120298A CN107901938A CN 107901938 A CN107901938 A CN 107901938A CN 201711120298 A CN201711120298 A CN 201711120298A CN 107901938 A CN107901938 A CN 107901938A
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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
- B61F1/00—Underframes
- B61F1/08—Details
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Abstract
The pillow pulling buffering apparatus of full aluminium rail vehicle belongs to railcar pillow pulling buffering apparatus field, it includes sleeper beam, draw beam, hitch mounting base and two pilot beams.The draw beam lower cover and pilot beam lower cover of pillow pulling buffering apparatus of the present invention are using the good 5083 type aluminium sheet materials of EN AW of the low lightweight of density, buckling performance, hitch mounting base uses the aluminium sheet of the EN AW 6005A of high yield stress, remaining straight panel structure uses the 6082 type aluminium sheet materials of EN AW of high yield stress, so that the overall selection of this pillow pulling buffering apparatus meets strength criterion and the processing performance of its welding manufacture is reached optimal；Whole lightening holes also can be employed as fabrication hole during welding inner cavity operation at the same time, so as to improve the accessibility and welding quality of inner cavity weld seam.
Description
Technical field
The invention belongs to railcar pillow pulling buffering apparatus field, and in particular to a kind of pillow pulling of full aluminium rail vehicle delays
Device.
Background technology
Railcar has the characteristics that safety and comfort, quick environmental protection, capacity is big and energy consumption is few, has become city public affairs
The important component of traffic altogether.But the speed per hour of train improves, its intensity requirement to body construction also improves therewith, old
The body constructions such as carbon steel, stainless steel, although meeting the index request of body construction intensity, car body weight index is subject to material
Restriction, can not meet lightweight requirements, thereby result in the problem of power energy consumption is big, and operating cost is high.To ensure that structure is strong
Degree further cuts down car body weight on the premise of meeting safety standard, reduces energy consumption and operation cost, the Department of Science and Technology propose research and development
The requirement of lightweight Type B subway train project of future generation, therefore design and research and develop full aluminium Type B aluminum alloy bodywork.
Bogie, the chassis pillow pulling of rail vehicle the bearing such as delay and are used to traction power being transferred to vehicle body bottom frame, because
This such bearing has the problems such as structural strength demand is high, and stress distribution is complicated, it is difficult to make, parameter and standard disunity.
However, on the other hand, the gauge that is limited by subway vehicle is narrow, vehicle body frame is small, device layout spaces compact etc.
The influence of problems, bogie, the chassis pillow pulling of railcar delay etc. important power load-carrying construction can not with high ferro or
Motor-car corresponding construction is roomy, thick and heavy like that, and the factor such as railcar bend is more, start and stop frequency height makes it still need protecting
On the premise of the higher body construction intensity of barrier, power conservation requirement light-weight, that energy consumption is low is taken into account.
Since aluminium Type B lightweight subway train of future generation complete belongs to the brand-new vehicle in theory design, the knots such as its pillow pulling delays
Therefore, how to full aluminium the technological parameter of structure can not be used for reference and with reference to existing carbon steel, stainless steel car body homogeneous structure standard,
The power load-carrying construction of iron vehicle carries out aluminium type selecting, aluminium wall thickness determines and the rational design of stress structure has become urgently
Public relations technological difficulties.
On the other hand, in track vehicle manufacture field, the direction of the advance of car body is usually being defined as the x-axis of chassis just
Direction, and the direction that sleeper is arranged is defined as the y directions of chassis, and vertical direction is defined as z-axis direction.
The content of the invention
In order to solve existing carbon steel, the pillow pulling of stainless steel car body delays isostructural technological parameter and is not used to use for reference and instructs
The pillow pulling of full aluminium Type B next generation lightweight subway train in theory design delays, and causes the all-aluminium construction pillow pulling of the new model to delay
There is no the technical problem of the unified standards of nuclear structure parameter such as corresponding aluminium type selecting and appearance and size feature, the present invention provides
A kind of pillow pulling buffering apparatus of full aluminium rail vehicle.
The technical solution adopted for solving the technical problem of the present invention is as follows：
The pillow pulling buffering apparatus of full aluminium rail vehicle, it includes sleeper beam, draw beam, hitch mounting base and two pilot beams,
The rear end of sleeper beam is welded by the front end of draw beam and hitch mounting base and is connected, and pilot beam is symmetrically connected in hitch installation base rear end
The both sides in face；The sleeper beam includes two sleeper beam needle beams, sleeper beam upper cover plate, sleeper beam lower cover, six reinforcement risers and two
Torsion bar mounting base, two sleeper beam needle beams are arranged in parallel along car body y-axis direction, form sleeper beam frame, the thickness of sleeper beam upper cover plate
It is worth for 10 millimeters, sleeper beam lower cover thickness value is 15 millimeters, and the thickness of reinforcement riser is 18 millimeters, and six reinforcement risers are connected in
Between sleeper beam the above, the lower lid, the upper and lower end face welding of sleeper beam upper cover plate and sleeper beam lower cover respectively with sleeper beam frame is connected, shape
Into sleeper beam matrix, sleeper beam matrix along y-axis to length be 2730 millimeters, its along x-axis to width value be 640 millimeters, along z-axis side
To thickness value be 105 millimeters；The both ends of the sleeper beam needle beam on rear side of sleeper beam matrix are respectively fixedly connected in two torsion bar mounting bases, turn round
Axis hole direction in bar mounting base is parallel with the y-axis direction of car body.
The draw beam includes being sequentially connected with and integrally formed draw beam upper cover plate, draw beam lower cover, two tractions
Beam longeron unit and draw beam stiffening plate；Two draw beam longeron units are symmetrically arranged in the both sides of sleeper beam matrix long side central axes
And vertical with corresponding sleeper beam needle beam it is connected；The upper plane of draw beam longeron unit is welded with the lower face of draw beam upper cover plate
It is connected；The lower plane of draw beam longeron unit is connected with welding is merged with the shape with the upper surface of draw beam lower cover.
The draw beam lower cover sequentially include sleeper beam connection thickening plate and integrally formed draw beam lower cover front end-plate,
First arc plate, inclined-plane connecting plate, the second arc plate and draw beam lower cover end plate；Sleeper beam connection thickening plate length be
896 millimeters, thickness value is 20 millimeters, its front end is connected with the sidewall weld of corresponding sleeper beam needle beam, before draw beam lower cover
End plate is parallel with draw beam lower cover end plate, and outer end face spacing both it is 543 millimeters；The length of draw beam lower cover front end-plate
To spend for 450 millimeters, thickness value is 15 millimeters, its front end is connected thickening plate connection with sleeper beam, and the lower face both it is coplanar, and its
The boundary position of the two is equipped with long lightening hole along the x-axis direction；The thickness value of first arc plate is 15 millimeters, and width is 504 millis
Rice, radius are 500 millimeters, and central angle is 57 degree, its thickness after being connected with draw beam welding with reinforcement plate is 20 millimeters；Draw beam
The thickness value of lower cover end plate is 15 millimeters；The boundary position of first arc plate and inclined-plane connecting plate is equipped with along the x-axis direction
Long lightening hole；The radius of second arc plate is 90 millimeters, and central angle is 59 degree；The length of inclined-plane connecting plate be 186 millimeters, its with
The angle of xy horizontal planes is 58 degree；The length of draw beam lower cover end plate is 315 millimeters, its middle part offers along the y-axis direction
Plate welding straight slot；The outer contour of the draw beam upper cover plate is the projection of draw beam lower cover in vertical direction, is led
Draw and also offer lightening hole on the center line of beam upper cover plate；First arc plate, inclined-plane connecting plate and the second arc plate three are along x-axis
Horizontal span on direction is 1222 millimeters.
The hitch mounting base is erected including integrally formed hitch docking riser, two longeron units docking risers, two
Plate stiffener plate, for hitch docking riser parallel to yz axis right-angle planes, its thickness is 32 millimeters, its left and right ends respectively with
One corresponding longeron unit docking riser side wall connection, its three collectively form an isosceles trapezoidal structure, two longeron lists
Angle between member docking riser is 44 degree；The front end vertical edge of longeron unit docking riser is equipped with plate in draw beam longeron and welds
Groove, the rear end vertical edge of longeron unit docking riser are equipped with pilot beam riser welding groove, are opened in the middle part of longeron unit docking riser
Equipped with lightening hole；The upper surface of longeron unit docking riser is plane, the front end of its lower face and the upper surface of the second arc plate
Profile-followed to be connected with merging welding, the rear portion of its lower face and the welding of draw beam lower cover are connected；Two riser stiffener plate difference
Connected with the inboard, upright end face of the front end face of hitch docking riser and a corresponding longeron unit docking riser；Hitch docks
The lower face of riser and two riser stiffener plates is connected with the welding of draw beam lower cover；In the lower end of hitch docking riser
Section is equipped with hitch docking riser plate, hitch docking riser plate through plate welding straight slot and with draw beam lower cover end plate
Welding is connected.
Each draw beam longeron unit is included parallel to the long arc plate of longeron of xz axis right-angle plane arrangement and right
Claim to be arranged in two short arc plates of longeron of its both sides, the long arc plate of longeron and two its threes of the short arc plate of longeron along x-axis to
Front portion be the parallel bar shaped gusset in upper and lower end face, and the short arc plate of longeron of the bar shaped gusset front end of the long arc plate of longeron two
Bar shaped gusset front end grow 352 millimeters；The bar shaped gusset front end of the long arc plate of longeron and the sleeper beam of the rear side of sleeper beam matrix are small
Beam vertical is welded；The long arc plate of longeron and the short arc plate three of two longerons along x-axis to rear portion lower face be arc surface,
The arc surface of its three is connected with welding is merged with the shape with the upper surface of the first arc plate and inclined-plane connecting plate；Longeron is oval
The upper and lower end face of arc plate and short its three of arc plate of two longerons respectively with draw beam upper cover plate and pair of draw beam lower cover
End face welding is answered to be connected；The rear end vertical edge of the long arc plate of longeron is connected with plate welding groove welding in draw beam longeron.
The pilot beam includes pilot beam riser, pilot beam upper cover plate and pilot beam lower cover, and pilot beam lower cover is circle
Cambered surface, the contour line of its arc surface with not including sleeper beam be connected thickening plate including and integrally formed draw beam lower cover remaining
The cross-sectional outling wire shaped for the structure that plate is collectively forming just as；The upper surface of pilot beam riser is plane, itself and buffering
The middle wire bonding of beam upper cover plate is connected, and the lower face of pilot beam riser is connected with welding is merged with the shape with pilot beam lower cover；Two
A pilot beam riser is placed vertically, is in 44 degree of angles both it, and the front end of each pilot beam riser is corresponding with one slow
The welding of beam riser welding groove is rushed to be connected；The front end of pilot beam upper cover plate is connected with the rear end welding of draw beam upper cover plate；Buffering
The front end of beam lower cover is connected with the rear end welding of draw beam lower cover.
The distance that sleeper beam matrix short side center line is arrived in the end of the pilot beam along the x-axis direction is 3035 millimeters, two bufferings
The maximum distal spacing of beam riser is 1576 millimeters.
The draw beam lower cover and pilot beam lower cover use 5083 type aluminium sheets of ENAW, and hitch mounting base uses
ENAW 6005A type aluminium sheets, remaining straight panel structure use 6082 type aluminium sheets of ENAW.
The beneficial effects of the invention are as follows：The draw beam lower cover and pilot beam lower cover of the pillow pulling buffering apparatus use density
The good 5083 type aluminium sheet materials of ENAW of low lightweight, buckling performance, hitch mounting base use the ENAW 6005A of high yield stress
Aluminium sheet, remaining straight panel structure uses the ENAW 6082 type aluminium sheet materials of high yield stress, so that this pillow pulling buffering apparatus
Overall selection meets strength criterion and the processing performance of its welding manufacture is reached optimal.Whole lightening holes also can be employed as at the same time
Fabrication hole when welding inner cavity operation, so as to improve the accessibility and welding quality of inner cavity weld seam.
The first arc plate, inclined-plane connecting plate and the structure size system of the second arc plate three of the pillow pulling buffering apparatus pass through
The PRELIMINARY RESULTS that the stress distribution of simulation model is calculated and drawn, and static strength stretching, distortion after actual production manufactures
Tested etc. continuous high-intensity performance, so that the optimal value after further changing and optimize, the parameters in series cause with this structure
Draw beam lower cover, draw beam longeron unit and pilot beam riser and pilot beam lower cover based on parameter are realized optimal
Design, and cause the pillow pulling buffering apparatus of the present invention to be able to the weight on the premise of structural strength, rigidity, mode, fatigue behaviour is ensured
Amount minimizes, maximum intensity, and stress distribution is reasonable.
The pillow pulling buffering apparatus for the full aluminium rail vehicle completed through light-weight design of the present invention, its sleeper beam upper cover plate, pillow
Beam lower cover, draw beam lower cover front end-plate, the first arc plate, draw beam stiffening plate, draw beam lower cover end plate, sleeper beam connect
Connect thickening plate and pilot beam lower cover and different component selections and plate are individually implemented according to different stress distributions respectively
Part wall thickness is set, so as to realize light-weight design while structure is optimized, which causes this pillow pulling buffering apparatus integrally to weigh
Amount is only 345kg, is the 37% of the similar old construction weight of its subway steel moald-cavity, and the pillow pulling buffering apparatus passes through completely
EN12663《The structural requirement of railway applications-rail truck car body》Comprehensive test of standard, its test of static strength, car body strength,
The performances such as rigidity, mode are satisfied by requiring.
The pillow pulling buffering apparatus of the present invention can be directly used for full aluminium Type B next generation's subway train in theory design, and to be somebody's turn to do
The all-aluminium construction pillow pulling of new model delays the unified mark for providing the nuclear structure parameters such as corresponding aluminium type selecting and appearance and size feature
Standard, so that, the efficiency of car body design is improved, reduces design risk, and then the flat of aluminium alloy underframe end portion structure is realized for it
Platform, standardization, modularization provide reference frame.In addition, the pillow pulling buffering apparatus of the present invention can be also promoted and applied to follow-up same
Eka-aluminum alloy vehicle, and help to lift the technical merit of subsequent project.
Brief description of the drawings
Fig. 1 is the stereogram of the pillow pulling buffering apparatus of full aluminium rail vehicle of the invention；
Fig. 2 is the explosive view of Fig. 1；
Fig. 3 is the stereogram of draw beam lower cover of the present invention；
Fig. 4 is the side view of draw beam lower cover of the present invention；
Fig. 5 is the stereogram of hitch mounting base of the present invention；
The stereogram of the draw beam longeron unit of the present invention of Fig. 6；
Fig. 7 is the stereogram of pilot beam of the present invention；
Fig. 8 is the top view of the pillow pulling buffering apparatus of full aluminium rail vehicle of the invention；
Fig. 9 is the sectional view of A-A midline planes in Fig. 8；
Figure 10 is the application schematic diagram of the pillow pulling buffering apparatus of full aluminium rail vehicle of the invention.
Embodiment
The present invention is described in further details below in conjunction with the accompanying drawings.
As shown in Figures 1 to 9, the pillow pulling buffering apparatus of full aluminium rail vehicle of the invention includes sleeper beam 1, draw beam 2, car
Hook mounting base 3 and two pilot beams 4, the rear end of sleeper beam 1 is welded by the front end of draw beam 2 and hitch mounting base 3 to be connected, buffering
Beam 4 is symmetrically connected in the both sides of 3 rear end face of hitch mounting base.
The sleeper beam 1 is stood including two sleeper beam needle beam 1-1, sleeper beam upper cover plate 1-2, sleeper beam lower cover 1-4, six reinforcement
Plate 1-5 and two torsion bar mounting bases 1-3, two sleeper beam needle beam 1-1 are arranged in parallel along car body y-axis direction, form sleeper beam frame,
The thickness value of sleeper beam upper cover plate 1-2 is 10 millimeters, and sleeper beam lower cover 1-4 thickness values are 15 millimeters, and the thickness of reinforcement riser 1-5 is
18 millimeters, six reinforcement riser 1-5 are connected between sleeper beam the above, the lower lid, 1-4 points of sleeper beam upper cover plate 1-2 and sleeper beam lower cover
Be connected with the welding of the upper and lower end face of sleeper beam frame, form sleeper beam matrix, sleeper beam matrix along y-axis to length be 2730 millimeters,
Its along x-axis to width value be 640 millimeters, thickness value along the z-axis direction is 105 millimeters；Two torsion bar mounting base 1-3 are solid respectively
The both ends for the sleeper beam needle beam 1-1 being connected on rear side of sleeper beam matrix, the y-axis side in axis hole direction and car body on torsion bar mounting base 1-3
To parallel.
The draw beam 2 includes being sequentially connected with and integrally formed draw beam upper cover plate 2-1, draw beam lower cover 2-2, two
A draw beam longeron unit 2-3 and draw beam stiffening plate 2-4；Two draw beam longeron unit 2-3 are symmetrically arranged in sleeper beam matrix
The both sides of long side central axes simultaneously vertical with corresponding sleeper beam needle beam 1-1 are connected；The upper plane of draw beam longeron unit 2-3 is with leading
The lower face welding for drawing beam upper cover plate 2-1 is connected；The lower plane of draw beam longeron unit 2-3 is upper with draw beam lower cover 2-2's
End face is connected with welding is merged with the shape.
The draw beam lower cover 2-2 sequentially includes sleeper beam connection thickening plate 2-2-6 and integrally formed draw beam lower cover
After front edge of board plate 2-2-1, the first arc plate 2-2-2, inclined-plane connecting plate 2-2-3, the second arc plate 2-2-4 and draw beam lower cover
End plate 2-2-5；The length of sleeper beam connection thickening plate 2-2-6 is 896 millimeters, and thickness value is 20 millimeters, its front end and corresponding pillow
The sidewall weld of beam needle beam 1-1 is connected, and draw beam lower cover front end-plate 2-2-1 is put down with draw beam lower cover end plate 2-2-5
OK, outer end face spacing both it is 543 millimeters；The length of draw beam lower cover front end-plate 2-2-1 is 450 millimeters, and thickness value is
15 millimeters, its front end is connected thickening plate 2-2-6 connections with sleeper beam, and the lower face both it is coplanar, and the boundary position both it
Equipped with long lightening hole along the x-axis direction；The thickness value of first arc plate 2-2-2 is 15 millimeters, and width is 504 millimeters, and radius is
500 millimeters, central angle is 57 degree, its thickness after being connected with draw beam stiffening plate 2-4 welding is 20 millimeters；Draw beam lower cover
The thickness value of end plate 2-2-5 is 15 millimeters；The boundary position of first arc plate 2-2-2 and inclined-plane connecting plate 2-2-3 is equipped with along x
The long lightening hole of direction of principal axis；The radius of second arc plate 2-2-4 is 90 millimeters, and central angle is 59 degree；Inclined-plane connecting plate 2-2-3's
Length is 186 millimeters, and the angle of itself and xy horizontal planes is 58 degree；The length of draw beam lower cover end plate 2-2-5 is 315 millis
Rice, its middle part offer plate welding straight slot 2-2-5-1 along the y-axis direction；The outer contour of the draw beam upper cover plate 2-1 is
The projections of draw beam lower cover 2-2 in vertical direction, also offer lightening hole on the center line of draw beam upper cover plate 2-1；First
Arc plate 2-2-2, inclined-plane connecting plate 2-2-3 and the second arc plate 2-2-4 three along the x-axis direction on horizontal span be 1222
Millimeter.The structure size system of its three calculates the PRELIMINARY RESULTS to draw by the stress distribution of simulation model, and by actual
The continuous high-intensity performance test such as static strength stretching, distortion after the manufacturing, so that after further changing and optimize most
The figure of merit, the parameters in series cause draw beam lower cover 2-2 based on this structural parameters, draw beam longeron unit 2-3, traction
Beam stiffening plate 2-4 and pilot beam riser 4-1 and pilot beam lower cover 4-3 realizes optimal design, and make it that the present invention's is complete
The pillow pulling buffering apparatus of aluminium rail vehicle is able to the weight on the premise of structural strength is ensured and minimizes, maximum intensity, stress
It is reasonably distributed.
The hitch mounting base 3 includes integrally formed hitch docking riser 3-1, two longeron units dock riser 3-2,
Two riser stiffener plate 3-3, the hitch docking riser 3-1 is parallel to yz axis right-angle planes, its thickness is 32 millimeters, it is left
Longeron unit docking riser 3-2 side wall connections corresponding with one, its three collectively form an isosceles trapezoid respectively at right both ends
Structure, the angle that two longeron units are docked between riser 3-2 is 44 degree；Set on the front end vertical edge of longeron unit docking riser 3-2
There is plate welding groove 3-2-1 in draw beam longeron, the rear end vertical edge of longeron unit docking riser 3-2 is welded equipped with pilot beam riser
Lightening hole is offered in the middle part of groove 3-2-2, longeron unit docking riser 3-2；The upper surface of longeron unit docking riser 3-2 is flat
Face, the upper surface of the front end of its lower face and the second arc plate 2-2-4 are connected with merging welding with the shape, the rear portion of its lower face and
Draw beam lower cover 2-2 welding is connected；Two riser stiffener plate 3-3 docked respectively with hitch riser 3-1 front end face and
The inboard, upright end face connection of one corresponding longeron unit docking riser 3-2；Hitch docks riser 3-1 and two risers are strengthened
The lower face of gusset 3-3 is connected with draw beam lower cover 2-2 welding；The lower end stage casing of hitch docking riser 3-1 is equipped with hitch
Dock riser plate 3-1-1, hitch docking riser plate 3-1-1 through plate welding straight slot 2-2-5-1 and with draw beam lower cover
Plate end plate 2-2-5 welding is connected.
Each draw beam longeron unit 2-3 includes the long arc plate 2- of longeron parallel to xz axis right-angle plane arrangement
3-1 and the short arc plate 2-3-2 of two longerons for being symmetrically arranged in its both sides, the long arc plate 2-3-1 of longeron and two short circles of longeron
Its three of arc plate 2-3-2 along x-axis to front portion be the parallel bar shaped gusset in upper and lower end face, and the long arc plate 2-3-1 of longeron
Grow 352 millimeters in the front end of the bar shaped gusset of the short arc plate 2-3-2 of longeron of bar shaped gusset front end two；The long arc plate 2-3-1 of longeron
Bar shaped gusset front end and sleeper beam matrix rear side sleeper beam needle beam 1-1 vertical weldings；The long arc plate 2-3-1 of longeron and two
The short arc plate 2-3-2 three of longeron along x-axis to rear portion lower face be arc surface, the arc surface of its three with the first circular arc
The upper surface of plate 2-2-2 and inclined-plane connecting plate 2-2-3 are connected with welding is merged with the shape；The long arc plate 2-3-1 of longeron and two
The upper and lower end face of its three of the short arc plate 2-3-2 of longeron is respectively with draw beam upper cover plate 2-1's and draw beam lower cover 2-2
Corresponding end surface welding is connected；The rear end vertical edge of the long arc plate 2-3-1 of longeron is welded with plate welding groove 3-2-1 in draw beam longeron
It is connected.
The pilot beam 4 includes pilot beam riser 4-1, pilot beam upper cover plate 4-2 and pilot beam lower cover 4-3, pilot beam
Lower cover 4-3 is arc surface, the contour line of its arc surface with not including sleeper beam be connected thickening plate 2-2-6 including and be integrally formed
The cross-sectional outling wire shaped of structure that is collectively forming of draw beam lower cover 2-2 remaining plate just as；Pilot beam riser 4-1
Upper surface be plane, the middle wire bonding of itself and pilot beam upper cover plate 4-2 are connected, the lower face of pilot beam riser 4-1 and buffering
Beam lower cover 4-3 is connected with welding is merged with the shape；Two pilot beam riser 4-1 are placed vertically, are in 44 degree of angles both it, often
The front end pilot beam riser welding groove 3-2-2 welding corresponding with one of one pilot beam riser 4-1 is connected；Pilot beam upper cover plate
The front end of 4-2 is connected with the rear end welding of draw beam upper cover plate 2-1；The front end of pilot beam lower cover 4-3 with draw beam
The rear end welding of cover board 2-2 is connected.
The distance that sleeper beam matrix short side center line is arrived in the end of the pilot beam 4 along the x-axis direction is 3035 millimeters, two bufferings
The maximum distal spacing of beam riser 4-1 is 1576 millimeters.
The EN AW that draw beam lower cover 2-2 and pilot beam the lower cover 4-3 is provided using Beijing Dare up to factory
5083 type aluminium sheets, hitch mounting base 3 use the ENAW 6005A aluminium sheets provided by Liaoyuan Mai Dasi aluminium producings producer, remaining
Straight panel structure uses 6082 type aluminium sheets of institute of aluminium producing factory of Harbin East Airways ENAW.
During the pillow pulling buffering apparatus of the full aluminium rail vehicle of the concrete application present invention, as shown in Figure 10, by aluminum alloy material
Vehicle body bottom frame with it is counter fill posture and be fixed on be loaded on station, and 1 draw beam 2 of sleeper beam and hitch of the pillow pulling buffering apparatus are installed
Seat 3 is welded to form pillow pulling and delays module, 1 both ends of sleeper beam and the edge beam of underframe welding of this module are connected, the end of pilot beam 4 and car body
End beam of underframe thereof welding is connected, upper plane and the chassis aluminium floor welded of this module are connected, you can completes the full aluminium rail of the present invention
The pillow pulling buffering apparatus of road vehicle and the assembling operation of vehicle body bottom frame.
Claims (8)
1. the pillow pulling buffering apparatus of full aluminium rail vehicle, it is characterised in that：The device includes sleeper beam (1), draw beam (2), hitch
Mounting base (3) and two pilot beams (4), the rear end of sleeper beam (1) are welded by the front end of draw beam (2) and hitch mounting base (3)
It is connected, pilot beam (4) is symmetrically connected in the both sides of hitch mounting base (3) rear end face；The sleeper beam (1) includes two small horizontal strokes of sleeper beam
Beam (1-1), sleeper beam upper cover plate (1-2), sleeper beam lower cover (1-4), six reinforcement risers (1-5) and two torsion bar mounting base (1-
3), two sleeper beam needle beams (1-1) are arranged in parallel along car body y-axis direction, form sleeper beam frame, the thickness of sleeper beam upper cover plate (1-2)
Angle value is 10 millimeters, and sleeper beam lower cover (1-4) thickness value is 15 millimeters, and the thickness of reinforcement riser (1-5) is 18 millimeters, six benefits
Strong riser (1-5) is connected between sleeper beam the above, the lower lid, sleeper beam upper cover plate (1-2) and sleeper beam lower cover (1-4) respectively with sleeper beam
The upper and lower end face welding of frame is connected, and forms sleeper beam matrix, sleeper beam matrix along y-axis to length be 2730 millimeters, it is along x-axis
To width value be 640 millimeters, thickness value along the z-axis direction is 105 millimeters；Two torsion bar mounting bases (1-3) be respectively fixedly connected in
The both ends of sleeper beam needle beam (1-1) on rear side of sleeper beam matrix, the y-axis side in axis hole direction and car body in torsion bar mounting base (1-3)
To parallel.
2. the pillow pulling buffering apparatus of full aluminium rail vehicle as claimed in claim 1, it is characterised in that：Draw beam (2) bag
Include and be sequentially connected with and integrally formed draw beam upper cover plate (2-1), draw beam lower cover (2-2), two draw beam longeron units
(2-3) and draw beam stiffening plate (2-4)；Two draw beam longeron units (2-3) are symmetrically arranged in sleeper beam matrix long side central axes
Both sides and it is vertical with corresponding sleeper beam needle beam (1-1) be connected；In the upper plane and draw beam of draw beam longeron unit (2-3)
The lower face welding of cover board (2-1) is connected；The lower plane of draw beam longeron unit (2-3) is upper with draw beam lower cover (2-2)
End face is connected with welding is merged with the shape.
3. the pillow pulling buffering apparatus of full aluminium rail vehicle as claimed in claim 2, it is characterised in that：The draw beam lower cover
(2-2) sequentially includes sleeper beam connection thickening plate (2-2-6) and integrally formed draw beam lower cover front end-plate (2-2-1), first
Arc plate (2-2-2), inclined-plane connecting plate (2-2-3), the second arc plate (2-2-4) and draw beam lower cover end plate (2-2-5)；
The length of sleeper beam connection thickening plate (2-2-6) is 896 millimeters, and thickness value is 20 millimeters, its front end and corresponding sleeper beam needle beam
The sidewall weld of (1-1) is connected, and draw beam lower cover front end-plate (2-2-1) is parallel with draw beam lower cover end plate (2-2-5),
Outer end face spacing both it is 543 millimeters；The length of draw beam lower cover front end-plate (2-2-1) is 450 millimeters, thickness value 15
Millimeter, its front end are connected thickening plate (2-2-6) connection with sleeper beam, and the lower face both it is coplanar, and the boundary position both it
Equipped with long lightening hole along the x-axis direction；The thickness value of first arc plate (2-2-2) is 15 millimeters, and width is 504 millimeters, radius
For 500 millimeters, central angle is 57 degree, its thickness after being connected with draw beam stiffening plate (2-4) welding is 20 millimeters；Under draw beam
The thickness value of cover board end plate (2-2-5) is 15 millimeters；The boundary of first arc plate (2-2-2) and inclined-plane connecting plate (2-2-3)
Position is equipped with long lightening hole along the x-axis direction；The radius of second arc plate (2-2-4) is 90 millimeters, and central angle is 59 degree；Inclined-plane
The length of connecting plate (2-2-3) is 186 millimeters, and the angle of itself and xy horizontal planes is 58 degree；Draw beam lower cover end plate (2-2-
5) length is 315 millimeters, its middle part offers plate welding straight slot (2-2-5-1) along the y-axis direction；The draw beam upper cover
The outer contour of plate (2-1) is the projection of draw beam lower cover (2-2) in vertical direction, in draw beam upper cover plate (2-1)
Also lightening hole is offered on line；First arc plate (2-2-2), inclined-plane connecting plate (2-2-3) and the second arc plate (2-2-4) three
Person along the x-axis direction on horizontal span be 1222 millimeters.
4. the pillow pulling buffering apparatus of full aluminium rail vehicle as claimed in claim 3, it is characterised in that：The hitch mounting base
(3) integrally formed hitch docking riser (3-1), two longeron unit docking risers (3-2), two riser stiffener plates are included
(3-3), for hitch docking riser (3-1) parallel to yz axis right-angle planes, its thickness is 32 millimeters, its left and right ends respectively with
One corresponding longeron unit docking riser (3-2) side wall connection, its three collectively form an isosceles trapezoidal structure, and two vertical
Angle between beam element docking riser (3-2) is 44 degree；The front end vertical edge of longeron unit docking riser (3-2) is equipped with draw beam
Plate welding groove (3-2-1) in longeron, the rear end vertical edge of longeron unit docking riser (3-2) are equipped with pilot beam riser welding groove
(3-2-2), longeron unit dock and offer lightening hole in the middle part of riser (3-2)；The upper surface of longeron unit docking riser (3-2)
For plane, the front end of its lower face and the upper surface of the second arc plate (2-2-4) are connected with welding is merged with the shape, its lower face
Rear portion is connected with draw beam lower cover (2-2) welding；Two riser stiffener plates (3-3) dock riser (3-1) with hitch respectively
Front end face and a corresponding longeron unit docking riser (3-2) the connection of inboard, upright end face；Hitch docking riser (3-1)
And the lower face of two riser stiffener plates (3-3) is connected with draw beam lower cover (2-2) welding；Hitch docks riser
The lower end stage casing of (3-1) is equipped with hitch docking riser plate (3-1-1), and hitch docking riser plate (3-1-1) is welded through plate
Connect groove (2-2-5-1) and be connected with draw beam lower cover end plate (2-2-5) welding.
5. the pillow pulling buffering apparatus of full aluminium rail vehicle as claimed in claim 4, it is characterised in that：Each draw beam is indulged
Beam element (2-3) include parallel to xz axis right-angle plane arrangement the long arc plate of longeron (2-3-1) and be symmetrically arranged in its two
Two short arc plates of longeron (2-3-2) of side, the long arc plate of longeron (2-3-1) and two short arc plates of longeron (2-3-2) thirdly
Person along x-axis to front portion be the parallel bar shaped gusset in upper and lower end face, and the bar shaped gusset front end of the long arc plate of longeron (2-3-1)
Grow 352 millimeters in the front end of the bar shaped gusset of two short arc plates of longeron (2-3-2)；The bar shaped muscle of the long arc plate of longeron (2-3-1)
Sleeper beam needle beam (1-1) vertical welding of front edge of board and the rear side of sleeper beam matrix；The long arc plate of longeron (2-3-1) and two longerons
Short arc plate (2-3-2) three along x-axis to rear portion lower face be arc surface, the arc surface of its three with the first arc plate
The upper surface of (2-2-2) and inclined-plane connecting plate (2-2-3) is connected with welding is merged with the shape；The long arc plate of longeron (2-3-1) and
The upper and lower end face of the two short arc plate of longeron (2-3-2) its threes respectively with draw beam upper cover plate (2-1) and draw beam lower cover
The corresponding end surface welding of plate (2-2) is connected；The rear end vertical edge of the long arc plate of longeron (2-3-1) is welded with plate in draw beam longeron
Groove (3-2-1) welding is connected.
6. the pillow pulling buffering apparatus of full aluminium rail vehicle as claimed in claim 5, it is characterised in that：Pilot beam (4) bag
Pilot beam riser (4-1), pilot beam upper cover plate (4-2) and pilot beam lower cover (4-3) are included, pilot beam lower cover (4-3) is circle
Cambered surface, the contour line of its arc surface with not including sleeper beam be connected thickening plate (2-2-6) including and under integrally formed draw beam
The cross-sectional outling wire shaped for the structure that cover board (2-2) remaining plate is collectively forming just as；The upper end of pilot beam riser (4-1)
Face is plane, and the middle wire bonding of itself and pilot beam upper cover plate (4-2) is connected, the lower face of pilot beam riser (4-1) and pilot beam
Lower cover (4-3) is connected with welding is merged with the shape；Two pilot beam risers (4-1) are vertical to place, and is in 44 degree of angles both it,
Front end pilot beam riser welding groove (3-2-2) welding corresponding with one of each pilot beam riser (4-1) is connected；Pilot beam
The front end of upper cover plate (4-2) is connected with the rear end welding of draw beam upper cover plate (2-1)；The front end of pilot beam lower cover (4-3)
Rear end welding with draw beam lower cover (2-2) is connected.
7. the pillow pulling buffering apparatus of full aluminium rail vehicle as claimed in claim 5, it is characterised in that：The pilot beam (4)
The distance that sleeper beam matrix short side center line is arrived in end along the x-axis direction is 3035 millimeters, the maximum distal of two pilot beam risers (4-1)
Spacing is 1576 millimeters.
8. the pillow pulling buffering apparatus of full aluminium rail vehicle as claimed in claim 5, it is characterised in that：The draw beam lower cover
(2-2) and pilot beam lower cover (4-3) use 5083 type aluminium sheets of ENAW, and hitch mounting base (3) uses ENAW 6005A type aluminium
Plate, remaining straight panel structure use 6082 type aluminium sheets of ENAW.
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| CN201711120298.XA CN107901938B (en) | 2017-11-14 | 2017-11-14 | The pillow pulling buffering apparatus of full aluminium rail vehicle |
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|---|---|---|---|
| CN201711120298.XA CN107901938B (en) | 2017-11-14 | 2017-11-14 | The pillow pulling buffering apparatus of full aluminium rail vehicle |
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| Publication Number | Publication Date |
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| CN107901938A true CN107901938A (en) | 2018-04-13 |
| CN107901938B CN107901938B (en) | 2019-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711120298.XA Active CN107901938B (en) | 2017-11-14 | 2017-11-14 | The pillow pulling buffering apparatus of full aluminium rail vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108791348A (en) * | 2018-06-05 | 2018-11-13 | 中车青岛四方机车车辆股份有限公司 | The draw beam of rail vehicle |
| CN108928358A (en) * | 2018-07-09 | 2018-12-04 | 中车青岛四方机车车辆股份有限公司 | Undercarriage structure and train with it |
| CN108928362A (en) * | 2018-07-19 | 2018-12-04 | 中车青岛四方机车车辆股份有限公司 | Mounting structure and train with it |
| CN108928359A (en) * | 2018-07-09 | 2018-12-04 | 中车青岛四方机车车辆股份有限公司 | Undercarriage structure and train with it |
| CN109334704A (en) * | 2018-12-06 | 2019-02-15 | 重庆中车长客轨道车辆有限公司 | A kind of straddle-type single-track vehicle drawing pull bar seat |
| CN110422195A (en) * | 2019-09-17 | 2019-11-08 | 中铁工程机械研究设计院有限公司 | Pillow pulling for suspension monorail delays structure |
| CN111071267A (en) * | 2020-01-13 | 2020-04-28 | 中铁工程机械研究设计院有限公司 | Buffer beam structure for suspension type monorail train |
| CN111994107A (en) * | 2020-08-17 | 2020-11-27 | 中车长春轨道客车股份有限公司 | Novel rail vehicle end chassis device |
| CN112026817A (en) * | 2020-08-07 | 2020-12-04 | 中车青岛四方机车车辆股份有限公司 | Front end draft sill force transmission structure, end underframe and railway vehicle |
| US20200391772A1 (en) * | 2019-06-14 | 2020-12-17 | Trinity Rail Group, Llc | Railcar cover plate |
| WO2021035874A1 (en) * | 2019-08-30 | 2021-03-04 | 中车南京浦镇车辆有限公司 | Body bolster-free underframe end structure of railway vehicle |
| CN112537337A (en) * | 2020-11-20 | 2021-03-23 | 中车唐山机车车辆有限公司 | Integrated coupler panel and forming method thereof |
| CN113291342A (en) * | 2021-07-12 | 2021-08-24 | 中车长春轨道客车股份有限公司 | Rail vehicle and chassis thereof |
| EP3744607A4 (en) * | 2019-02-26 | 2021-11-24 | CRRC Changchun Railway Vehicles Co., Ltd. | Multiple unit and vehicle body end chassis structure thereof |
| CN114289919A (en) * | 2021-12-29 | 2022-04-08 | 南京海高德新技术有限公司 | Welding process for traction, bolster and buffering of lightweight aluminum alloy vehicle body |
| WO2024007846A1 (en) * | 2022-07-06 | 2024-01-11 | 中车株洲电力机车有限公司 | Railway vehicle body, rerailing and vehicle lifting system, and rerailing and vehicle lifting method |
| CN117922624A (en) * | 2024-03-21 | 2024-04-26 | 成都中车长客轨道车辆有限公司 | Rail transit vehicle underframe structure and processing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108791348A (en) * | 2018-06-05 | 2018-11-13 | 中车青岛四方机车车辆股份有限公司 | The draw beam of rail vehicle |
| CN108928359A (en) * | 2018-07-09 | 2018-12-04 | 中车青岛四方机车车辆股份有限公司 | Undercarriage structure and train with it |
| CN108928358A (en) * | 2018-07-09 | 2018-12-04 | 中车青岛四方机车车辆股份有限公司 | Undercarriage structure and train with it |
| CN108928359B (en) * | 2018-07-09 | 2020-06-16 | 中车青岛四方机车车辆股份有限公司 | Underframe structure and train with same |
| CN108928362A (en) * | 2018-07-19 | 2018-12-04 | 中车青岛四方机车车辆股份有限公司 | Mounting structure and train with it |
| CN109334704A (en) * | 2018-12-06 | 2019-02-15 | 重庆中车长客轨道车辆有限公司 | A kind of straddle-type single-track vehicle drawing pull bar seat |
| EP3744607A4 (en) * | 2019-02-26 | 2021-11-24 | CRRC Changchun Railway Vehicles Co., Ltd. | Multiple unit and vehicle body end chassis structure thereof |
| US20200391772A1 (en) * | 2019-06-14 | 2020-12-17 | Trinity Rail Group, Llc | Railcar cover plate |
| US11964679B2 (en) * | 2019-08-30 | 2024-04-23 | Crrc Nanjing Puzhen Co., Ltd. | Underframe end structure without bolster beam for rail vehicle |
| WO2021035874A1 (en) * | 2019-08-30 | 2021-03-04 | 中车南京浦镇车辆有限公司 | Body bolster-free underframe end structure of railway vehicle |
| US20230109547A1 (en) * | 2019-08-30 | 2023-04-06 | Crrc Nanjing Puzhen Co., Ltd. | Underframe end structure without bolster beam for rail vehicle |
| CN110422195A (en) * | 2019-09-17 | 2019-11-08 | 中铁工程机械研究设计院有限公司 | Pillow pulling for suspension monorail delays structure |
| CN110422195B (en) * | 2019-09-17 | 2024-05-03 | 中铁工程机械研究设计院有限公司 | Traction and bolster buffering structure for suspension type monorail train |
| CN111071267A (en) * | 2020-01-13 | 2020-04-28 | 中铁工程机械研究设计院有限公司 | Buffer beam structure for suspension type monorail train |
| CN112026817B (en) * | 2020-08-07 | 2022-02-15 | 中车青岛四方机车车辆股份有限公司 | Front end draft sill force transmission structure, end underframe and railway vehicle |
| CN112026817A (en) * | 2020-08-07 | 2020-12-04 | 中车青岛四方机车车辆股份有限公司 | Front end draft sill force transmission structure, end underframe and railway vehicle |
| CN111994107A (en) * | 2020-08-17 | 2020-11-27 | 中车长春轨道客车股份有限公司 | Novel rail vehicle end chassis device |
| CN112537337B (en) * | 2020-11-20 | 2022-05-20 | 中车唐山机车车辆有限公司 | Integrated coupler panel and forming method thereof |
| CN112537337A (en) * | 2020-11-20 | 2021-03-23 | 中车唐山机车车辆有限公司 | Integrated coupler panel and forming method thereof |
| CN113291342A (en) * | 2021-07-12 | 2021-08-24 | 中车长春轨道客车股份有限公司 | Rail vehicle and chassis thereof |
| CN114289919A (en) * | 2021-12-29 | 2022-04-08 | 南京海高德新技术有限公司 | Welding process for traction, bolster and buffering of lightweight aluminum alloy vehicle body |
| WO2024007846A1 (en) * | 2022-07-06 | 2024-01-11 | 中车株洲电力机车有限公司 | Railway vehicle body, rerailing and vehicle lifting system, and rerailing and vehicle lifting method |
| CN117922624A (en) * | 2024-03-21 | 2024-04-26 | 成都中车长客轨道车辆有限公司 | Rail transit vehicle underframe structure and processing method |
| CN117922624B (en) * | 2024-03-21 | 2024-06-11 | 成都中车长客轨道车辆有限公司 | Rail transit vehicle underframe structure and processing method |
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