CN206679011U - Chassis and rail vehicle for rail vehicle - Google Patents
Chassis and rail vehicle for rail vehicle Download PDFInfo
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- CN206679011U CN206679011U CN201720340134.7U CN201720340134U CN206679011U CN 206679011 U CN206679011 U CN 206679011U CN 201720340134 U CN201720340134 U CN 201720340134U CN 206679011 U CN206679011 U CN 206679011U
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- chassis
- rail vehicle
- floor assembly
- side bar
- crossbeam
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Abstract
The utility model discloses a kind of chassis and rail vehicle for rail vehicle, rail vehicle has hitch, and chassis includes：Floor assembly and two bogie mounting seats, two bogie mounting seats are located at the both ends of floor assembly length direction, each bogie mounting seat includes mounting seat body, interior crossbeam and outer crossbeam, the length direction of interior crossbeam and outer crossbeam along floor assembly is disposed on the both ends of mounting seat body, interior crossbeam is connected with floor assembly, hitch is connected with the lateral wall of at least one outer crossbeam, and the thickness of the lateral wall of outer crossbeam is more than the thickness of the madial wall of outer crossbeam.According to the chassis for rail vehicle of the utility model embodiment, simplify the assembly technology of hitch and chassis, alleviate the overall weight of chassis, save substantial amounts of manpower and materials, reduce the holistic cost of chassis, meanwhile the structural strength of outer crossbeam is also effectively guaranteed, it ensure that the safety and reliability of chassis.
Description
Technical field
Rail vehicle technical field is the utility model is related to, more particularly, to a kind of chassis and track for rail vehicle
Vehicle.
Background technology
In correlation technique, the hitch of rail vehicle is generally fixed on to the bottom of chassis, this is just needed at rail vehicle bottom
Multiple bearing parts are welded in the lower section of frame, and weight and the assembling for increasing chassis are inconvenient.
Utility model content
The utility model is intended at least solve one of technical problem present in prior art.Therefore, the utility model carries
Go out a kind of chassis for rail vehicle, the structure of the chassis is simple, in light weight and easy to assembly.
Another purpose of the present utility model is to propose a kind of rail vehicle with above-mentioned chassis.
According to the chassis for rail vehicle of the utility model first aspect embodiment, the rail vehicle has car
Hook, the chassis include：Floor assembly；Two bogie mounting seats, it is total that two bogie mounting seats are located at the floor
Into the both ends of length direction, each bogie mounting seat includes mounting seat body, interior crossbeam and outer crossbeam, the interior crossbeam
The both ends of the mounting seat body, the interior crossbeam are disposed on length direction of the outer crossbeam along the floor assembly
Be connected with the floor assembly, the hitch is connected with the lateral wall of at least one outer crossbeam, the outer crossbeam it is described
The thickness of lateral wall is more than the thickness of the madial wall of the outer crossbeam.
According to the chassis for rail vehicle of the utility model embodiment, by the way that hitch is fixed on into bogie mounting seat
Outer crossbeam on, and the thickness for the lateral wall of outer crossbeam for be connected with hitch simplifies hitch more than the thickness of madial wall
With the assembly technology of chassis, alleviate the overall weight of chassis, save substantial amounts of manpower and materials, reduce chassis integral into
This, meanwhile, the structural strength of outer crossbeam is also effectively guaranteed, ensure that the safety and reliability of chassis.
According to some embodiments of the utility model, the thickness of the lateral wall is T, and the thickness of the madial wall is t, institute
State T, t satisfaction：T-t≥5mm.
Specifically, the thickness T of the lateral wall meets：25mm≤T≤30mm.
According to some embodiments of the utility model, the chassis further comprises：Two side bars, described two side bar edges
The width of the floor assembly is disposed on the both ends of the chassis, and the one of the neighbouring floor assembly of the side bar
Side is provided with the first clinch, and first clinch includes the first main part and the first overlap joint beam, first main part and institute
The side wall for stating side bar is connected, and the first overlap joint beam is connected with the bottom of first main part and prolonged towards the floor assembly
Stretch, the side of the neighbouring side bar of the floor assembly is provided with the second clinch, and second clinch includes the second main body
Portion and the second overlap joint beam, second main part is connected with the side wall of the floor assembly, the second overlap joint beam and described the
The top of two main parts is connected and extended towards the side bar, and second main part is suitable to be overlapped on the first overlap joint beam
On, the second overlap joint beam is suitable to be overlapped on first main part.
Specifically, first main part is formed as hollow structure, and the roof of first main part includes first paragraph, the
Two sections and changeover portion, the first paragraph is connected with the side wall of the side bar and the upper surface of the first paragraph and the top of the side bar
The upper surface of wall is concordant, and one end of the changeover portion is connected with the first paragraph, the other end is connected with the second segment, close
On the direction of the floor assembly, the changeover portion tilts down extension.
According to some embodiments of the utility model, the side bar is formed as hollow structure, and first is provided with the side bar
Reinforcement, first reinforcement include the first sub- muscle and the second sub- muscle, the side wall of the first sub- muscle and the side bar
Upper end be connected, the second sub- muscle is connected with the lower end of the side wall of the side bar, and away from the floor assembly
On direction, the first sub- muscle and the second sub- muscle extend towards close to mutual direction.
Alternatively, the thickness of the roof of the side bar is less than the thickness of its bottom wall.
According to further embodiment of the present utility model, at least one is respectively equipped with the roof and bottom wall of the side bar
One C-channel.
According to some embodiments of the utility model, the roof of the side bar is provided with the side being suitable to the rail vehicle
Wall overlaps the 3rd clinch, and the 3rd overlapping part is in one end of remote first clinch of the side bar, and described the
The second reinforcement, second reinforcement and the one of the remote floor assembly of the 3rd clinch are provided with three clinch
Side side wall surrounds the figure that cross section is triangle.
Specifically, at least one second C-channel is respectively equipped with the upper and lower surface of the floor assembly.
Alternatively, the chassis is Al-alloy parts.
According to the rail vehicle of the utility model second aspect embodiment, including according to the above-mentioned first aspect of the utility model
The described chassis for rail vehicle of embodiment.
According to the rail vehicle of the utility model second aspect embodiment, by setting according to the utility model above-mentioned first
The described chassis for rail vehicle of aspect embodiment, improve the overall performance of rail vehicle.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will in the description from combination accompanying drawings below to embodiment
Become obvious and be readily appreciated that, wherein：
Fig. 1 is the top view according to the chassis of the utility model embodiment；
Fig. 2 is the top view according to the chassis of the utility model another embodiment；
Fig. 3 is the structural representation according to the outer crossbeam of the utility model embodiment；
Fig. 4 is the sectional view according to the outer crossbeam of the utility model embodiment；
Fig. 5 is the assembling schematic diagram of the floor assembly and side bar according to the utility model embodiment；
Fig. 6 is the sectional view according to the side bar of the utility model embodiment；
Fig. 7 is the sectional view according to the floor assembly of the utility model embodiment.
Reference：
Chassis 100,
Floor assembly 1, floor 11, W types reinforcement 112, the second C-channel 113,
Second clinch 12, the second main part 121, the second overlap joint beam 122,
Bogie mounting seat 2, mounting seat body 21, installation portion 211,
Interior crossbeam 22,
Outer crossbeam 23, lateral wall 231, madial wall 232, screw hole 233,
Side bar 3, the first clinch 31, the first main part 311, the first overlap joint beam 312,
First paragraph 3131, second segment 3132, changeover portion 3133,
First reinforcement 32, the first sub- muscle 321, the second sub- muscle 322,
Square reinforcing rib structure 33,
First C-channel 34,
3rd clinch 35, the second reinforcement 351.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
The finger such as degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer "
The orientation or position relationship shown be based on orientation shown in the drawings or position relationship, be for only for ease of description the utility model and
Simplify description, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific azimuth configuration
And operation, therefore it is not intended that to limitation of the present utility model.In addition, define " first ", the feature of " second " can be with bright
Show or implicitly include one or more this feature.In description of the present utility model, unless otherwise indicated, " multiple "
It is meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
The chassis for rail vehicle below with reference to Fig. 1-Fig. 7 descriptions according to the utility model first aspect embodiment
100.Wherein, rail vehicle can be light rail vehicle etc..Chassis 100 can be middle body frame (as shown in Figure 1), or
Headstock chassis (as shown in Figure 2).
As depicted in figs. 1 and 2, according to the chassis 100 for rail vehicle of the utility model one embodiment, including：
Floor assembly 1 and two bogie mounting seats 2.Two bogie mounting seats 2 are located at the length direction of floor assembly 1 (for example, Fig. 1
In fore-and-aft direction) both ends.For convenience of description, in the description below the utility model, by the steering of the front end of floor assembly 1
Frame mounting seat 2 is referred to as " forecarriage mounting seat ", and the bogie mounting seat 2 of the rear end of floor assembly 1 is referred to as into " trailing bogie installation
Seat ".
Each bogie mounting seat 2 includes mounting seat body 21, interior crossbeam 22 and outer crossbeam 23, interior crossbeam 22 and outer crossbeam
23 are disposed on the both ends of mounting seat body 21 along the length direction of floor assembly 1, and interior crossbeam 22 is connected with floor assembly 1,
Rail vehicle has hitch, and hitch is connected with the lateral wall 231 of at least one outer crossbeam 23, the lateral wall 231 of outer crossbeam 23
Thickness is more than the thickness of the madial wall 232 of outer crossbeam 23.
That is, hitch can be connected with the lateral wall 231 of the outer crossbeam 23 of one of bogie mounting seat 2,
Lateral wall 231 that can be respectively with the outer crossbeam 23 of two bogie mounting seats 2 is connected.Wherein, the outer crossbeam being connected with hitch
The thickness of 23 lateral wall 231 is more than the thickness of its madial wall 232.Rail vehicle is in acceleration and moderating process, outer crossbeam 23
Need to carry larger power with hitch junction, the madial wall 232 of outer crossbeam 23 is connected with bogie mounting seat 2, the resistance being subject to
Power is smaller.The thickness of the lateral wall 231 for the outer crossbeam 23 being connected with hitch is set greater than to the thickness of its madial wall 232, can
To ensure the structural strength of outer crossbeam 23, and then the safety and reliability of chassis 100 is ensure that, and materials can be reduced, dropped
The integral installation cost and weight of low chassis 100.
Specifically, when chassis 100 is middle body frame (as shown in Figure 1), hitch can pacify with forecarriage respectively
The outer crossbeam 23 of dress seat is connected with the outer crossbeam 23 of trailing bogie mounting seat 2, forecarriage mounting seat and trailing bogie mounting seat
The thickness of lateral wall 231 of outer crossbeam 23 be all higher than the thickness of its madial wall 232.When chassis 100 is headstock chassis (as schemed
Shown in 2), hitch can be connected with the lateral wall 231 of trailing bogie mounting seat, the thickness of the outer crossbeam 23 of trailing bogie mounting seat
More than the thickness of its madial wall 232, the lateral wall 231 of the outer crossbeam 23 of forecarriage mounting seat and the thickness of madial wall 232 can
To be not required.
Specifically, screw hole 233 can be provided with the outer crossbeam 23 being connected with hitch, for example, in the example of fig. 3, outside
Crossbeam 23 is provided with four screw holes 233, and screw hole 233 can be located at the middle part of outer crossbeam 23, screw bolt passes hitch and
Hitch can be fixed on outer crossbeam 23 by the screw hole 233 on outer crossbeam 23.It is simple in construction, it is easy to assembly, without additionally existing
The bearing part of hitch is welded and fixed on chassis 100, alleviates the overall weight of chassis 100, simplifies the dress of hitch and chassis 100
With technique, substantial amounts of manpower and materials are saved, reduce the holistic cost of chassis 100.
Here, it is necessary to illustrate, described " middle part of outer crossbeam 23 " in the application should broadly understood, i.e., need not
Proper middle part.In addition, in description of the present utility model, term " outer " refers to one away from the center of chassis 100
Side, correspondingly, term " interior " refer to the side at the neighbouring center of chassis 100.For example, in the utility model " outer crossbeam 23 " refers to
Be the crossbeam away from the center of chassis 100, correspondingly, " interior crossbeam 22 " refers to the crossbeam at the neighbouring center of chassis 100.And for example,
" madial wall 232 " refers to the side side wall at the neighbouring center of chassis 100, and " lateral wall 231 " is referred to away from the center of chassis 100
Side side wall.
According to the chassis 100 for rail vehicle of the utility model embodiment, pacified by the way that hitch is fixed on into bogie
On the outer crossbeam 23 for filling seat 2, and the thickness of the lateral wall 231 for the outer crossbeam 23 for be connected with hitch is more than its madial wall 232
Thickness, simplify the assembly technology of hitch and chassis 100, alleviate the overall weight of chassis 100, save substantial amounts of manpower
Material resources, the holistic cost of chassis 100 is reduced, meanwhile, the structural strength of outer crossbeam 23 is also effectively guaranteed, ensure that chassis
100 safety and reliability.
According to some embodiments of the utility model, the thickness of lateral wall 231 is T, and the thickness of madial wall 232 is t, T, t
Meet：T-t≥5mm.Specifically, the thickness T of the lateral wall 231 for the outer crossbeam 23 being connected with hitch and the thickness of madial wall 232
Degree t can meet：T-t≥5mm.For example, in some specific embodiments of the present utility model, the thickness T of lateral wall 231 can be with
Meet：25mm≤T≤30mm.Alternatively, the thickness T of lateral wall 231 can meet：T=25mm, T=27mm, T=30mm etc..
Thus, it is possible to effectively ensure the overall construction intensity of outer crossbeam 23, ensure the security and reliably of chassis 100 and rail vehicle
Property, and materials can be saved, mitigate the overall weight of chassis 100, reduce material cost.
Specifically, the madial wall 232 of outer crossbeam 23 can overlap with bogie mounting seat 2, thus, be easy to weld, conveniently
Assemble and enough intensity can be ensured.
Specifically, reference picture 7, floor assembly 1 include along the width of chassis 100 (for example, left and right directions in Fig. 1) according to
Secondary connected polylith (such as five pieces etc.) floor 11, floor 11 is extrudate structure, and floor 11 is provided with groove plug division, phase
First grafting is welded again between two pieces of adjacent floors 11, thus, facilitates the connection between floor 11, while can ensure adjacent two pieces
It can melt during the section bar welding of floor 11, be advantageous to increase the thickness and intensity of weld seam, so that two pieces of adjacent floors
Connection between 11 is more solid and reliable.
According to some specific embodiments of the present utility model, reference picture 7, the inside of floor 11 is provided with W types reinforcement 112.This
Kind structure ensure that the structural strength on floor 11, on floor 11 by longitudinal loading and horizontal stroke while 11 weight of floor is reduced
During to load, there is higher intensity.
Further, at least one second C-channel 113 is respectively equipped with the upper and lower surface of floor assembly 1.Its
In, the second C-channel 113 can be one or more.For example, in the example in figure 7, the upper surface on every piece of floor 11 and following table
Two the second C-channels 113 are respectively equipped with face, and on the second C-channel 113 and the lower surface of floor 11 on the upper surface of floor 11
Second C-channel, 113 setting interlaced with each other.Second C-channel 113 can give underbody electric equipment, in-vehicle device and interior trim floor 11
Mount point is provided.
According to some embodiments of the utility model, chassis 100 further comprises：Two side bars 3, two side bars 3 are along ground
The width (for example, left and right directions in Fig. 1) of plate assembly 1 is disposed on the both ends of chassis 100.Specifically, each
Side bar 3 extends to the rear end of chassis 100 from the front end of chassis 100.
Wherein, when chassis 100 is headstock chassis, to adapt to headstock shape, at the forecarriage mounting seat of headstock chassis
Side bar 3 be formed as arc.Wherein arc length is L, L >=3m.Because radian is larger, carrying is lighter, can simplify the structure of chassis 100.
The side of the neighbouring floor assembly 1 of side bar 3 is provided with the first clinch 31, and the first clinch 31 includes the first main part
311 and first overlap beam 312, and the first main part 311 is connected with the above-mentioned side wall of side bar 3, the first overlap joint main body of beam 312 and first
The bottom in portion 311 is connected and extended towards floor assembly 1.For example, the right side wall of the left end side bar 3 of chassis 100 is taken provided with first
Socket part 31, the left side wall of the right-hand member side bar 3 of chassis 100 are provided with the first clinch 31.The side of the neighbouring side bar 3 of floor assembly 1
Provided with the second clinch 12, the second clinch 12 includes the second main part 121 and the second overlap joint beam 122, the second main part 121 with
The above-mentioned side wall of floor assembly 1 is connected, and the second overlap joint beam 122 is connected with the top of the second main part 121 and prolonged towards side bar 3
Stretch, the second main part 121 is suitable to be overlapped on the first overlap joint beam 312, and the second overlap joint beam 122 is suitable to be overlapped on the first main part
On 311.
Reference picture 7, the left and right ends of floor assembly 11 are respectively equipped with second clinch 12.Reference picture 5- Fig. 7 first
The main part 121 of main part 311 and second is formed generally as hollow square structure, the first overlap joint beam 312 substantially with floor assembly 1
Parallel, the second overlap joint beam 122 can be formed as the extension board of the top panel of floor assembly 1.
Because 11 groups of the right polylith floor weldering of floor assembly 1 forms, length is larger, weld seam is more, can not in welding process
Welding deformation occurs with avoiding, by setting the first clinch 31 on side bar 3 and setting second to take on floor assembly 1
Socket part 12 so that the second main part 121 of the second clinch 12 is overlapped on the first overlap joint beam 312 of the first clinch 31, the
Second overlap joint beam 122 of two clinch 12 is overlapped on the first main part 311 of the first clinch 31, increases floor assembly 1
With the contact area between side bar 3, the scale error brought by welding deformation is efficiently solved, while facilitates floor assembly 1
With the welding between side bar 3.
Specifically, the first main part 311 is formed as hollow structure, the roof of the first main part 311 include first paragraph 3131,
Second segment 3132 and changeover portion 3133, first paragraph 3131 be connected with the above-mentioned side wall of side bar 3 and the upper surface of first paragraph 3131 with
The upper surface of the roof of side bar 3 is concordant, and one end of changeover portion 3133 is connected with first paragraph 3131, the other end and the phase of second segment 3132
Even, on the direction close to floor assembly 1, changeover portion 3133 tilts down extension.Thus, it is easy to the second overlap joint beam 122 to overlap
On the first main part 311.
According to some embodiments of the utility model, side bar 3 is formed as hollow structure, and the first reinforcement is provided with side bar 3
32, the first reinforcement 32 includes the first sub- 321 and second sub- muscle 322 of muscle, and the first sub- muscle 321 is upper with the above-mentioned side wall of side bar 3
End is connected, and the second sub- muscle 322 is connected with the lower end of the above-mentioned side wall of side bar 3, and on the direction away from floor assembly 1, first
Sub- 321 and second sub- muscle 322 of muscle extends towards close to mutual direction.Reference picture 6, two rows can be provided with inside side bar 3
Square reinforcing rib structure 33, the first sub- muscle 321 can extend along the diagonal of the square reinforcement of upper row, and the second sub- muscle 322 can be with
Extend along the diagonal of the square reinforcement of lower row.First sub- muscle 321 intersects with the second sub- muscle 322.Thus, it is possible to effectively improve
The structural strength of side bar 3, increase the bearing load amount of side bar 3, improve the security of chassis 100 and rail vehicle and reliable
Property.
Alternatively, the thickness of the roof of side bar 3 is less than the thickness of its bottom wall.The load carried due to the roof of side bar 3
The load carried less than its bottom wall, the thickness of the roof of side bar 3 is set smaller than to the thickness of bottom wall, that is to say, that by bottom wall
Thickness set larger, thus, it is possible to ensure the overall construction intensity of side bar 3 and the materials of side bar 3 can be reduced, reduce
Material cost.
According to further embodiment of the present utility model, at least one first C is respectively equipped with the roof and bottom wall of side bar 3
Shape groove 34.One or more first C-channel 34 can be wherein respectively equipped with the roof and bottom wall of side bar 3.Wherein, side bar 3
The first C-channel 34 on roof can be to fix the offer mount point of interior trim aluminum honeycombfloor 11, the first C-shaped on the bottom wall of side bar 3
Groove 34 can provide mount point for skirtboard hinge.
According to some embodiments of the utility model, the roof of side bar 3, which is provided with, to be suitable to overlap with the side wall of rail vehicle
3rd clinch 35, the 3rd clinch 35 are located at one end (for example, right-hand member in Fig. 6) away from the first clinch 31 of side bar 3,
It is provided with the second reinforcement 351 in 3rd clinch 35, the remote floor assembly 1 of the second reinforcement 351 and the 3rd clinch 35
Side side wall surrounds the figure that cross section is triangle.Thus, improve the structural strength of side bar 3 so that side bar 3 can bear compared with
Big cross force so that the overlap joint of chassis 100 and rail vehicle side wall is more firm, improves the side wall and car body of rail vehicle
Stability.
Alternatively, chassis 100 is Al-alloy parts.Specifically, chassis 100 can be aluminum alloy extrusion section bar, thus, it is possible to
Mitigate the weight of chassis 100, reduce energy consumption.
According to some embodiments of the utility model, the haulage gear (not shown) of rail vehicle may be mounted at steering
In frame mounting seat 2.Wherein, haulage gear has three towing points.Width of three towing points along floor assembly 1 is arranged successively
Row.Wherein, turned or during by side force in car body, the towing point positioned at centre can share side force, reduce bogie peace
Fill the relative displacement between seat 2 and car body；Add the stability of car body and the radius of turn of car can be reduced, be suitable for complexity
Urban air traffic.
According to some specific embodiments of the present utility model, mounting seat body 21 is by multiple bogies installation section bar splicing shape
Into the installation portion 211 with insertion in mounting seat body 21, the tire half of rail vehicle is located at below chassis 100, half
Positioned on chassis 100.Whole bodywork height can be so reduced, reduces the center of gravity of vehicle, adds the stability of car body.
According to the rail vehicle of the utility model second aspect embodiment, including according to the above-mentioned first aspect of the utility model
The chassis 100 for rail vehicle of embodiment.
According to the rail vehicle of the utility model second aspect embodiment, by setting according to the utility model above-mentioned first
The chassis 100 for rail vehicle of aspect embodiment, improve the overall performance of rail vehicle.
According to other compositions of the rail vehicle of the utility model embodiment and operate for ordinary skill people
All it is known for member, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment or example of the present utility model.In this manual, to above-mentioned art
The schematic representation of language is not necessarily referring to identical embodiment or example.Moreover, description specific features, structure, material or
Person's feature can combine in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (12)
1. a kind of chassis for rail vehicle, it is characterised in that the rail vehicle has hitch, and the chassis includes：
Floor assembly；
Two bogie mounting seats, two bogie mounting seats are located at the both ends of the floor assembly length direction, each
The bogie mounting seat includes mounting seat body, interior crossbeam and outer crossbeam, and the interior crossbeam and the outer crossbeam are along described
The length direction of plate assembly is disposed on the both ends of the mounting seat body, and the interior crossbeam is connected with the floor assembly,
The hitch is connected with the lateral wall of at least one outer crossbeam, and the thickness of the lateral wall of the outer crossbeam is more than described
The thickness of the madial wall of outer crossbeam.
2. the chassis according to claim 1 for rail vehicle, it is characterised in that the thickness of the lateral wall is T, institute
The thickness for stating madial wall is t, and described T, t meet：T-t≥5mm.
3. the chassis according to claim 2 for rail vehicle, it is characterised in that the thickness T of the lateral wall meets：
25mm≤T≤30mm。
4. the chassis according to claim 1 for rail vehicle, it is characterised in that further comprise：
Two side bars, width of described two side bars along the floor assembly are disposed on the both ends of the chassis, institute
The side for stating the neighbouring floor assembly of side bar is provided with the first clinch, and first clinch includes the first main part and the
One overlap joint beam, first main part are connected with the side wall of the side bar, the first overlap joint beam and first main part
Bottom is connected and extended towards the floor assembly,
The side of the neighbouring side bar of the floor assembly is provided with the second clinch, and second clinch includes the second main body
Portion and the second overlap joint beam, second main part is connected with the side wall of the floor assembly, the second overlap joint beam and described the
The top of two main parts is connected and extended towards the side bar, and second main part is suitable to be overlapped on the first overlap joint beam
On, the second overlap joint beam is suitable to be overlapped on first main part.
5. the chassis according to claim 4 for rail vehicle, it is characterised in that during first main part is formed as
Hollow structure, the roof of first main part include first paragraph, second segment and changeover portion, the side of the first paragraph and the side bar
Wall is connected and the upper surface of the first paragraph is concordant with the upper surface of the roof of the side bar, one end of the changeover portion with it is described
First paragraph is connected, the other end is connected with the second segment, and on the direction close to the floor assembly, the changeover portion dips down
Tiltedly extension.
6. the chassis according to claim 4 for rail vehicle, it is characterised in that the side bar is formed as hollow knot
Structure, the side bar is interior to be provided with the first reinforcement, and first reinforcement includes the first sub- muscle and the second sub- muscle, the first sub- muscle
It is connected with the upper end of the side wall of the side bar, the second sub- muscle is connected with the lower end of the side wall of the side bar, and
On the direction away from the floor assembly, the first sub- muscle and the second sub- muscle extend towards close to mutual direction.
7. the chassis according to claim 4 for rail vehicle, it is characterised in that the thickness of the roof of the side bar is small
In the thickness of its bottom wall.
8. the chassis according to claim 4 for rail vehicle, it is characterised in that on the roof and bottom wall of the side bar
It is respectively equipped with least one first C-channel.
9. the chassis according to claim 4 for rail vehicle, it is characterised in that the roof of the side bar is provided with suitable
In overlapping the 3rd clinch with the side wall of the rail vehicle, the 3rd overlapping part in the side bar remote described first
One end of clinch, the 3rd clinch is interior to be provided with the second reinforcement, second reinforcement and the 3rd clinch
Side side wall away from the floor assembly surrounds the figure that cross section is triangle.
10. the chassis according to claim 1 for rail vehicle, it is characterised in that the upper surface of the floor assembly
With at least one second C-channel is respectively equipped with lower surface.
11. the chassis for rail vehicle according to any one of claim 1-10, it is characterised in that the chassis is
Al-alloy parts.
12. a kind of rail vehicle, it is characterised in that including being used for rail vehicle according to any one of claim 1-11
Chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720340134.7U CN206679011U (en) | 2017-03-31 | 2017-03-31 | Chassis and rail vehicle for rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720340134.7U CN206679011U (en) | 2017-03-31 | 2017-03-31 | Chassis and rail vehicle for rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206679011U true CN206679011U (en) | 2017-11-28 |
Family
ID=60398480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720340134.7U Active CN206679011U (en) | 2017-03-31 | 2017-03-31 | Chassis and rail vehicle for rail vehicle |
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| Country | Link |
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| CN (1) | CN206679011U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108657211A (en) * | 2017-03-31 | 2018-10-16 | 比亚迪股份有限公司 | Chassis and rail vehicle for rail vehicle |
| CN109677437A (en) * | 2019-02-26 | 2019-04-26 | 中车长春轨道客车股份有限公司 | A kind of EMU and its body end Undercarriage structure |
| WO2019119500A1 (en) * | 2017-12-21 | 2019-06-27 | 中车长春轨道客车股份有限公司 | Railway train and carriage floor structure thereof |
| CN111976770A (en) * | 2020-09-01 | 2020-11-24 | 中车株洲电力机车有限公司 | Rail vehicle automobile body chassis structure |
| CN115107815A (en) * | 2022-07-25 | 2022-09-27 | 中车青岛四方机车车辆股份有限公司 | Underframe structure and railway vehicle |
-
2017
- 2017-03-31 CN CN201720340134.7U patent/CN206679011U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108657211A (en) * | 2017-03-31 | 2018-10-16 | 比亚迪股份有限公司 | Chassis and rail vehicle for rail vehicle |
| CN108657211B (en) * | 2017-03-31 | 2023-10-17 | 比亚迪股份有限公司 | Underframe for a rail vehicle and rail vehicle |
| WO2019119500A1 (en) * | 2017-12-21 | 2019-06-27 | 中车长春轨道客车股份有限公司 | Railway train and carriage floor structure thereof |
| CN109677437A (en) * | 2019-02-26 | 2019-04-26 | 中车长春轨道客车股份有限公司 | A kind of EMU and its body end Undercarriage structure |
| CN111976770A (en) * | 2020-09-01 | 2020-11-24 | 中车株洲电力机车有限公司 | Rail vehicle automobile body chassis structure |
| CN115107815A (en) * | 2022-07-25 | 2022-09-27 | 中车青岛四方机车车辆股份有限公司 | Underframe structure and railway vehicle |
| CN115107815B (en) * | 2022-07-25 | 2024-02-23 | 中车青岛四方机车车辆股份有限公司 | Chassis structure and rail vehicle |
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