CN205601848U - Curb girder and have rail train of this curb girder - Google Patents
Curb girder and have rail train of this curb girder Download PDFInfo
- Publication number
- CN205601848U CN205601848U CN201620280721.7U CN201620280721U CN205601848U CN 205601848 U CN205601848 U CN 205601848U CN 201620280721 U CN201620280721 U CN 201620280721U CN 205601848 U CN205601848 U CN 205601848U
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- curb girder
- backing plate
- plate
- air spring
- guide pillar
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Abstract
The utility model discloses a curb girder, the curb girder can be used to bear air spring, fixed surface is provided with and is used for the installation on the curb girder air spring's backing plate, the backing plate has the upper surface that obtains through cutting process. Be equipped with on the curb girder with the guide pillar of air spring adaptation, the top of guide pillar with the upper surface parallel and level of curb girder, the middle part of backing plate seted up with the perforating hole of guide pillar intercommunication, just the backing plate covers the guide pillar with seam crossing between the upper surface of curb girder. So design, the installation quality can be guaranteed so that the air spring mounted position levels to backing plate no. 1, has reduced the pressure of air spring offside back face simultaneously, two come the thickness through riser block, can guarantee that the backing plate upper surface is unanimous to the distance of rail surface to this guarantees that the automobile body is in the state of relative level. On the basis, the utility model provides a rail train who has this curb girder.
Description
Technical field
This utility model relates to rail vehicle truck technical field of structures, particularly to a kind of side
Beam.
Background technology
Bogie is divided into power truck and trailer bogie, and it is the heaviest in rail vehicle system
One of building block wanted, the design of its structure the most rationally directly affects the riding quality of vehicle,
Power performance and security performance.
The bogie that we design for this must meet following requirement:
Carrying: bear the weight of the above various piece of bogie;
Guide: orbit with ensureing vehicle safety;
Buffering: relax the guideway irregularity impact to vehicle, it is ensured that vehicle has good operation
Stationarity:
Traction (power truck): ensure that necessary track sticks together, and producing at rail contact
Raw tractive effort at wheel rim passes to car body;
Braking: produce necessary brake force so that vehicle slows down at predetermined distance or stops.
In bogie, one system suspension arrangement is again its vitals, single stage suspension
Device is arranged between axle box and framework, and its Main Function is to relax guideway irregularity to vehicle
Impact, it is ensured that operation stability and stationarity, and make when ensureing vehicle by curve wheel to return
Turn flexibly.
Single stage suspension device is fixing architecturally by primary spring seat, and primary spring seat carries
Bigger load, primary spring seat of the prior art uses bending steel plate welding to make, technique
Poor-performing, the degree of modularity is relatively low, and workman's work efficiency is the lowest.
Meanwhile, in the welding process of framework, weld seam is very big on the impact of size, easily makes
The left and right becoming framework is the most inconsistent, need ask and be ensured by processing, thus reduce one
It is the intensity of spring base.
Utility model content
For solving above-mentioned technical problem, the purpose of this utility model is for providing curb girder and applying this
The track train of curb girder, is mainly improving primary spring seat performance, is improving the framework left and right sides pair
It is made that optimization on title degree.
A kind of curb girder, described curb girder can be used for carrying air spring, and described curb girder upper surface is fixed
Being provided with the backing plate for installing described air spring, described backing plate is had and is obtained by machining
The upper surface obtained.
Preferably, described curb girder is provided with the guide pillar adaptive with described air spring, described guide pillar
Top concordant with the upper surface of described curb girder;
The middle part of described backing plate offers the through hole connected with described guide pillar, and described backing plate covers
Cover the seam crossing between the upper surface of described guide pillar and described curb girder.
Preferably, described backing plate is circular.
Preferably, the lower surface at described curb girder two ends is fixedly installed primary spring seat, institute respectively
Stating primary spring seat is foundry goods.
Preferably, the top of described primary spring seat is a flat board, and described flat board is along its length
The side in direction, the most smoothly extends and forms one piece of bent plate;
Being a casing in the lower section of described bent plate, the bottom of described casing is lower cover, described under
Cover plate is extending to both sides respectively along its width;The centre of described lower cover offers
Installing hole, all sides of described lower cover offer the through hole for connecting single stage suspension;
The opposite side of described flat board is installing plate, described installing plate along its width respectively to
Both sides extend;The through hole for connecting single stage suspension is offered in all sides of described installing plate.
Preferably, described lower cover is in the length phase extended to both sides respectively along its width
With.
Preferably, the length that described installing plate extends to both sides respectively along its width is identical.
Preferably, the thickness of described installing plate is more than the thickness of described flat board.
Preferably, the top of described installing plate is concordant with described flat board, the bottom of described installing plate
Protrude from described flat board.
Present invention also provides a kind of track train, including having the bogie of curb girder, described side
Beam is the curb girder that in the application, any one is described.
Owing to using technique scheme, the application has the advantage that
Compared with prior art, pad is added between this programme air spring and curb girder on curb girder
Plate, is arranged such, and after machining, the dimensional accuracy of backing plate upper surface is effectively controlled, and one
Aspect may insure that air spring installation site is smooth, it is ensured that installation quality, decreases sky simultaneously
The local pressure of air spring offside top surface of the beam, local pressure uniformly and then makes air-tightness be had
Effect promotes;It addition, by the thickness adjusting backing plate, it is ensured that backing plate upper surface is to rail level
Distance is consistent, ensures that car body is in the state of relative level with this.
In preferred version of the present utility model, backing plate covers on air spring guide pillar with curb girder
Seam crossing between surface, after being welded and fixed, further increases described curb girder air spring
Bearing capacity at Zuo.
In another preferred version of the present utility model, described primary spring seat is set to casting
Part, compared with the mode that existing primary spring seat employing flat plate buckling becomes required form, this programme
The probability that can produce underbead crack in the course of processing can be evaded completely, promote peace to greatest extent
Full reliability;Additionally, foundry goods stability is preferable, and dimensional accuracy controls well, can reduce stress
Concentrate the defect produced.
In another preferred version of the present utility model, the top of this primary spring seat is one flat
Plate, the side along its length direction of described flat board, the most smoothly extend, form one piece
Bent plate.The smooth transition portion of primary spring seat can preferably transmit power, decomposes high-stress area,
Farthest being reduced by stress, primary spring seat uses casting to make simultaneously, it is to avoid bending
Time produce Metal Crack.
Accompanying drawing explanation
Fig. 1 is primary spring seat of the present utility model first angle perspective view;
Fig. 2 is primary spring seat of the present utility model second angle perspective view;
Fig. 3 is that curb girder of the present utility model coordinates the first angle stereochemical structure signal with primary spring
Figure;
Fig. 4 is that curb girder of the present utility model coordinates the second angle stereochemical structure signal with primary spring
Figure;
Fig. 5 is that framework of the present utility model assembles side-looking structural representation;
Fig. 6 is curb girder of the present utility model and beam engagement detonation configuration schematic diagram;
Fig. 7 is curb girder of the present utility model and beam engagement structural representation;
Fig. 8 is that drawing pull bar of the present utility model connects seat and the signal of drawing pull bar fit structure
Figure;
Fig. 9 is A portion partial enlargement structural representation in Fig. 8;
Figure 10 is that drawing pull bar of the present utility model connects seat the first angled arrangement schematic diagram;
Figure 11 is that drawing pull bar of the present utility model connects seat the second angled arrangement schematic diagram.
In figure:
1, lower cover;2, bent plate;3, flat board;4, installing plate;5, through hole;6, install
Hole;7, casing;8, air spring;9, backing plate;10, curb girder;10.1, curb girder inner vertical plate;
10.2, curb girder outer vertical plate;11, primary spring;12, primary spring seat;13, riser;13.1、
First riser;13.2, the second riser;13.3, small vertical plate;14, crossbeam;15, docking slope
Mouthful;16, transition seat;17, upper cover plate;18, lower cover;19, rail level;20, traction is drawn
Bar connects seat;21, drawing pull bar;22, draw beam;23, crossbeam connecting portion;24, traction
Draw rod attachment part;25, connecting hole;27, through hole;28, crossbeam connects seat.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical solution of the utility model, under
Face combines the drawings and specific embodiments, and the utility model is described in further detail.
In an embodiment in this application, as shown in Figure 3,4, illustrate in figure 3
The schematic perspective view of curb girder 10, illustrates another one angle vertical of curb girder 10 in the diagram
Body structural representation.A kind of curb girder 10 in the application, the top of curb girder 10 is used for carrying sky
Air spring 8, is fixedly installed backing plate 9 between curb girder 10 and air spring 8, backing plate 9 upper
Surface uses machining to prepare, and this backing plate 9 preferably has circle, but should not be limited to this shape.
Wherein for the interpolation of backing plate 9, there is a following good effect: the air bullet on curb girder 10
Backing plate 9 is added between spring 8 and curb girder 10.Owing to upper cover plate 17 area of curb girder 10 is big, with
Time subsequent technique in the step for also weld, the course of processing easily makes punching shear,
Causing the reduction of flatness, weld seam also can make left and right curb girder 10 height above differ simultaneously
Cause, ultimately result in after compartment is installed it cannot be guaranteed that car body left and right sides height inconsistent.For this I
At this add backing plate 9, backing plate 9 one so that air spring 8 installation site is smooth,
Ensure installation quality, decrease the air spring 8 pressure to curb girder 10 end face simultaneously;Two lead to
Cross the thickness adjusting backing plate 9, it is ensured that the distance of backing plate 9 upper surface to rail level 19 is consistent,
Ensure that car body is in the state of relative level with this.
As shown in Figure 3,4, curb girder 10 is inserted with and the guide pillar 26 of air spring 8 adaptation,
The top of guide pillar 26 is concordant with the upper surface of curb girder 10;The middle part of backing plate 9 offers and guide pillar
The through holes 27 of 26 connections, and backing plate 9 covers between the upper surface of guide pillar 26 and curb girder 10
Seam crossing, backing plate 9 can cover seam crossing, improves rate of pressurization, in order to avoid making dust steam
Cavity within Jin Ruing, causes corrosion to occur.
In another embodiment of the application, optimize further on the basis of said structure
The structure of primary spring seat 12, as it is shown in figure 1, illustrate primary spring seat 12 in Fig. 1
The axonometric chart of an angle, we can see that the overall shape of primary spring seat 12 in the drawings
State.The top of primary spring seat 12 is a flat board 3, flat board 3 along the one of its length direction
Side, the most smoothly extends and forms one piece of bent plate 2;It is a casing 7 in the lower section of bent plate 2, case
The bottom of body 7 is lower cover 1, and lower cover 1 extends to both sides respectively along its width;
The centre of lower cover 1 offers installing hole 6, and all sides of lower cover 1 offer for even
Connect the through hole 5 of single stage suspension;The opposite side of flat board is installing plate 4, installing plate 4 wide along it
Degree direction extends to both sides respectively;Offer for connecting single stage suspension in all sides of installing plate 4
Through hole 5, and be provided with installing hole;Installing plate 4 extends to both sides respectively along its width
Development length is identical.
Form owing to primary spring seat 12 is integrated casting, its end face relative smooth, in weldering
When connecing, being welded to two ends of curb girder 10, the bottom surface of primary spring seat 12 is provided with
Two installation sites, are used for installing primary spring 11, during installation, by primary spring 11 and
It is installing hole 6 reserved on spring base 12 and through hole 5 aligns, be then fastened by bolts.
Supplement as to Fig. 1, as in figure 2 it is shown, Fig. 2 to illustrate primary spring seat 12 another
The schematic perspective view of an outer angle, we can find out clearly in this figure, primary spring
The top surface of seat 12 seamlessly transits, and this kind is provided with the transmission of beneficially load, simultaneously can also be clear
Clear finds out that installing plate 4 is concordant with the top of flat board 3, and such setting decreases ramp, main
It is able to preferably weld with curb girder 10, reduces the thickness of weld seam, increase intensity.With
Time installing plate 4 thickness be preferably capable of the thickness more than flat board 3, due to installing plate 4 long time
Between receive huge pressure effect, the raising being designed with beneficially intensity of thickening and impact resistance
Improve.
As it is shown in figure 5, Fig. 5 is bogie side-looking structural representation, we can be clear wherein
See, the position relationship between backing plate 9 to rail level 19, the Main Function of backing plate 9 regulates exactly
Backing plate 9 end face is to the distance between cabinet face so that the air spring 8 on the curb girder 10 of the left and right sides
Highly consistent, ensure that compartment operates on rail level 19 the most smoothly with this.
Also proposed a kind of track train in the application, the bogie in this kind of track train includes
Curb girder 10, this kind of curb girder 10 technique scheme again is constituted, and applies the car body of this kind of curb girder 10
More existing car body compartment smoothness is more preferable, and primary spring seat 12 stress in bogie is more simultaneously
Uniformly, rigidity more equalizes.
As shown in Figure 6, on the basis of above-described embodiment, we are also to curb girder 10 and crossbeam 14
Between the part of connection be optimized, in prior art, the connection of crossbeam 14 and curb girder 10
Relation is, by perforate on the left and right directions in Figure 5 of curb girder 10, then crossbeam 14 is inserted it
In, use the mode of welding machine to be fixed, this kind of mode defect is extremely obvious, by high-stress area
Concentrate in welded joints, it is well known that the intensity of weld seam is less than mother metal, because this kind of design
Existing defects on bulk strength, simultaneously when whole device works, the interior plate of curb girder 10 is also
The power of a bending can be received so that the stress on curb girder 10 strengthens, accelerate the strain of metal.
Following technical scheme is we have proposed in order to solve above-mentioned technical problem:
The inner side of curb girder 10 is provided with the crossbeam connection seat 28 that can be used for connecting cross beam 14, and crossbeam is even
Joint chair 28 includes first riser the 13.1, second riser 13.2 and for fixing the mistake of described crossbeam 14
Cross seat 16;First riser 13.1 and the second riser 13.2 relative to each other be fixedly installed on described side
Between upper cover plate 17 and the lower cover 18 of beam 10;The upper cover plate 17 of curb girder 10 and lower cover 18 and
One riser the 13.1, second riser 13.2 and transition seat 16 are formed closes chamber.Typically we use weldering
Connect this mode to be fixed, but be not limited to this kind of form.
As the further optimization to above-mentioned crossbeam 14 connected mode, we are by the first riser 13.1
Being set to two pieces of small vertical plates 13.3, two pieces of small vertical plates 13.3 are along the thickness side of described curb girder 10
To arranging at grade, during welding, first by the second riser 13.2 and curb girder
10 welding, are then welded on curb girder 10 internal by the small vertical plate 13.3 of one of them, and this block is little vertical
The top margin of plate 13.3 welds with upper cover plate 17, and base is welded with lower cover 18, side and curb girder 10
Inner panel welding, welding transition seat 16 the most again, define the casing 7 of an opening, logical
Cross opening part can inside be welded, form welding by both sides, improve intensity with this, finally
Remaining one piece of small vertical plate 13.3 is welded on last opening part, and welding installs crossbeam after terminating
14, crossbeam 14 is welded with transition seat 16.
Between crossbeam 14 and transition seat 16, there are the following problems, owing to crossbeam 14 is tubulose,
During welding, it is difficult to be welded on the center of transition seat 16, for this, we are at forging transition seat 16
Time, the most together process a butting grooves 15, be aided with weld jig simultaneously.This structure
Facilitate the center that crossbeam 14 is welded to accurately transition seat 16 so that integral device is more
Stable.
We illustrate schematic diagram when crossbeam 14 assembles with curb girder 10 from top in the figure 7, from
In figure, we can be clearly seen that the first riser 13.1 is divided into two pieces of small vertical plates 13.3.
Proposing a kind of track train in the application, the feature of this kind of track train is, at car body
Bogie applies the curb girder 10 described in literary composition, in crossbeam 14 junction of curb girder 10, one is
Spring base 12 and air spring 8 junction are optimized, and have more for this this kind of track train
Stable feature.
As the optimization the most detailed to above-mentioned embodiment, we also draw with traction at crossbeam 14
The place of bar 21 has carried out the most deep optimization.
In prior art, in framework, middle part is provided with draw beam 22, draw beam 22 is provided with and leads
Be pulled bar 21, and drawing pull bar 21 is fixing with crossbeam 14 to be connected, at drawing pull bar 21 and crossbeam 14
Junction is one piece of one piece of plate body arranged along crossbeam 14 length direction, offers on plate body
Hole, for installing with draw beam 22, the defect of this kind of design is, when drawing pull bar 21
When exerting a force this plate body, the another part of plate body is fixing with crossbeam 14 to be connected, for this plate body two
End can produce the power of a kind of bending, simultaneously general by being welded on weld seam between plate body and crossbeam 14
On be applied with pulling force, it is more likely that can make welding seam breaking, cause the accident generation.
For this, we devise a kind of solution more optimized, as shown in Figure 8,9, figure
In illustrate be provided with on curb girder 10 drawing pull bar connect seat 20, described drawing pull bar connect seat
20 include crossbeam connecting portion 23 and drawing pull bar connecting portion 24, and crossbeam connecting portion 23 is the most horizontal
Beam 14 mates arc-shaped;Drawing pull bar connecting portion 24 is positioned at below crossbeam 14 connecting portion, and with
Crossbeam connecting portion 23 is one-body molded, and drawing pull bar connecting portion 24 offers and is perpendicular to crossbeam 14
Connecting hole 25 on direction.
On the basis of above-mentioned design, the cross section of crossbeam connecting portion 23 is trapezoidal, trapezoidal
Top is shorter to be connected with crossbeam;Trapezoidal the longest it is connected with drawing pull bar connecting portion 24.
Wherein drawing pull bar connects seat 20 preferably forging.Compared with foundry goods, metal is through forging
Its organizational structure and mechanical property can be improved after processing.Cast sturcture is through forging method hot-working
Due to deformation and the recrystallization of metal after deformation, original large dendritic crystal and columnar grain is made to become
Crystal grain isometry recrystallized structure thinner, of uniform size, original segregation in making steel ingot, loose,
The compacting such as pore, slag inclusion and seam, its tissue becomes more tight, improves the plasticity of metal
And mechanical property.
For this, we also proposed a kind of track train, and this kind of track train applies above-mentioned traction to draw
Bar connects the structure design of seat 20, and this kind of structure stress more equalizes, during design structure, it is considered to
Having arrived the directionality problem of stress, structure is more reasonable, and intensity is higher.
It should be clear that structure depicted in this specification institute accompanying drawings, ratio, size etc., the most only use
To coordinate the content disclosed in description, understand for those skilled in the art and read, and
It is not used to limit the enforceable qualifications of the present invention, therefore does not have technical essential meaning, appoint
What modification of structure, the change of proportionate relationship or adjustment of size, is not affecting institute of the present invention energy
Under the effect produced and the purpose that can reach, all should still fall in disclosed technology
In the range of Rong get Neng is contained.Meanwhile, in this specification cited as " on ", D score, " left ",
The term of " right ", " middle " etc., is merely convenient to understanding of narration, and is not used to limit this
Bright enforceable scope, being altered or modified of its relativeness, changing technology contents without essence
Under, when being also considered as the enforceable category of the present invention.
Above to curb girder provided by the present invention and apply the track train of this curb girder all to carry out
It is discussed in detail.Principle and the embodiment of the present invention are carried out by specific case used herein
Illustrating, the explanation of above example is only intended to help to understand that the method for the present invention and core thereof are thought
Think.It should be pointed out that, for those skilled in the art, without departing from this
On the premise of bright principle, it is also possible to the present invention is carried out some improvement and modification, these improve and
Modify in the protection domain also falling into the claims in the present invention.
Claims (10)
1. a curb girder, described curb girder can be used for carrying air spring, it is characterised in that institute
Stating curb girder upper surface and be fixedly installed the backing plate for installing described air spring, described backing plate has
There is the upper surface obtained by machining.
2. curb girder as claimed in claim 1, it is characterised in that described curb girder be provided with
The guide pillar that described air spring is adaptive, the top of described guide pillar is concordant with the upper surface of described curb girder;
The middle part of described backing plate offers the through hole connected with described guide pillar, and described backing plate covers
Cover the seam crossing between the upper surface of described guide pillar and described curb girder.
3. curb girder as claimed in claim 2, it is characterised in that described backing plate is circular.
4. the curb girder as described in arbitrary in claims 1 to 3, it is characterised in that described side
The lower surface at beam two ends is fixedly installed primary spring seat respectively, and described primary spring seat is foundry goods.
5. curb girder as claimed in claim 4, it is characterised in that described primary spring seat
Top is a flat board, and described flat board, in side along its length, the most smoothly extends shape
Become one piece of bent plate;
Being a casing in the lower section of described bent plate, the bottom of described casing is lower cover, described under
Cover plate is extending to both sides respectively along its width;The centre of described lower cover offers
Installing hole, all sides of described lower cover offer the through hole for connecting single stage suspension;
The opposite side of described flat board is installing plate, described installing plate along its width respectively to
Both sides extend;The through hole for connecting single stage suspension is offered in all sides of described installing plate.
6. curb girder as claimed in claim 5, it is characterised in that described lower cover is along it
The length that width extends to both sides respectively is identical.
7. curb girder as claimed in claim 6, it is characterised in that described installing plate is wide along it
The length that degree direction extends to both sides respectively is identical.
8. curb girder as claimed in claim 7, it is characterised in that the thickness of described installing plate
Thickness more than described flat board.
Curb girder the most according to claim 8, it is characterised in that: the top of described installing plate
Portion is concordant with described flat board, and the bottom of described installing plate protrudes from described flat board.
10. a track train, including the bogie with curb girder, it is characterised in that described
Curb girder is the curb girder according to any one of claim 1 to 9.
Priority Applications (1)
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CN201620280721.7U CN205601848U (en) | 2016-04-06 | 2016-04-06 | Curb girder and have rail train of this curb girder |
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CN201620280721.7U CN205601848U (en) | 2016-04-06 | 2016-04-06 | Curb girder and have rail train of this curb girder |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107264559A (en) * | 2016-04-06 | 2017-10-20 | 中车长春轨道客车股份有限公司 | Curb girder and the track train with the curb girder |
CN115158386A (en) * | 2022-08-10 | 2022-10-11 | 中车大连机车车辆有限公司 | Primary spring seat of urban rail vehicle bogie |
-
2016
- 2016-04-06 CN CN201620280721.7U patent/CN205601848U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107264559A (en) * | 2016-04-06 | 2017-10-20 | 中车长春轨道客车股份有限公司 | Curb girder and the track train with the curb girder |
CN115158386A (en) * | 2022-08-10 | 2022-10-11 | 中车大连机车车辆有限公司 | Primary spring seat of urban rail vehicle bogie |
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