CN107738618A - Stair and double-layer track car - Google Patents
Stair and double-layer track car Download PDFInfo
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- CN107738618A CN107738618A CN201710947944.3A CN201710947944A CN107738618A CN 107738618 A CN107738618 A CN 107738618A CN 201710947944 A CN201710947944 A CN 201710947944A CN 107738618 A CN107738618 A CN 107738618A
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- fixed plate
- stair
- face
- step piece
- double
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R3/00—Arrangements of steps or ladders facilitating access to or on the vehicle, e.g. running-boards
- B60R3/005—Catwalks, running boards for vehicle tops, access means for vehicle tops; Handrails therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The present invention provides a kind of stair and double-layer track car, the stair are used for the connection of the imperial and lower deck compartment of double-layer track car, including the first fixed plate, the second fixed plate and the step piece between the first fixed plate and the second fixed plate, the lapping ends of first fixed plate and the second fixed plate along its length are on the floor of imperial, for another lapping ends on the floor of lower deck compartment, bearing of trend and the horizontal direction of two fixed plates have angle；Step piece includes multiple step units, and each step unit includes trampling for passenger and the horizontally disposed supporting surface trampled face and support face of trampling, and tramples the angle between face and supporting surface and is more than 0 degree and less than 90 degree.The double-layer track car includes the stair.Stair and double-layer track car provided by the invention is capable of the reduction installation space-consuming of high degree, simplifies installation procedure, improves installation accuracy so as to improve user's usage comfort.
Description
Technical field
The present invention relates to trolley coach design and fabrication technology field, more particularly to a kind of stair and double-layer track car.
Background technology
Stair are as the traffic connection between floor in building and when the discrepancy in elevation is larger.Although current elevator and autostairs are
Through relatively conventional, but stair still can be selected as main transportation work to ensure personal security during fire disaster escaping.And rail
Road car increase staffing, improves space utilization rate, carried as one of current people's short range or the main means of transport of remote way trip
High degree of comfort, reduce the target that cost is always the unremitting pursuit in evolution of railroad track car, thus in order to meet with
Upper demand double-layer high-speed EMUs arise at the historic moment, and stair are the passages of connection the upper and lower inside double-layer track car, its
The aspect for ensureing user's personal safety and reducing installation space-consuming has higher requirement.
Fig. 1 is the structural representation of the stair of double-layer track car of the prior art.Fig. 2 is bilayer of the prior art
The structural representation of the interior of trolley coach.Fig. 3 is the partial schematic diagram of the part A in Fig. 2.Referring to the drawings 1- accompanying drawings 3
Shown, the stair mainly include the first pillar 1 vertically set, the second pillar 2 and platform that along inclined direction set
Rank component 3, multiple one end branch of first pillar 1 are located at the bottom of the second pillar 2, and other end branch is located at the floor of double-layer track car
On face.Two the second pillars 2 be set in parallel in step component 3 in the width direction on two ends, and pass through fastener and platform
Two ends connection of rank component 3.Step component 3 includes multiple end to end step units, and each step unit includes one
Individual vertical plate 4 and a level board 5, vertical plate 4 and level board 5 are vertically arranged.The upper and lower of double-layer track car it
Between, it will usually it is connected with one section to two sections above-mentioned stair, when being provided with two sections of stair, the bearing of trend phase of two sections of stair
Instead.It is the intensive region of occupant heights because stair are normally at the end in compartment, therefore to ensure that stair have enough strong
Degree makes its meet to carry highdensity demand, therefore the bottom interval of stairway step component 3 sets multiple first pillars 1, with
In the support step component 3.
However, current staircase structure space-consuming is larger, multiple first pillars 1 that the bottom interval of step component 3 is set
So that the space can not place the part of double-layer track car, the inverter of double-layer track car and vertical air channel 6 can only be arranged on
The side of stair, and multiple first pillars 1, the second pillar 2 and step component 3 need more numerous and diverse in installation process
Operational sequence, cumbersome installation procedure caused by complicated structure and inevitably thinks alignment error so that the building
The final installation effect of ladder and user's use feeling are undesirable.
The content of the invention
Based on above-mentioned technical problem, the present invention provides a kind of stair and double-layer track car, is capable of the reduction of high degree
Space-consuming is installed, simplifies installation procedure, improves installation accuracy so as to improve user's usage comfort.
The present invention provides a kind of stair and double-layer track car, and the wherein stair are used for the imperial of double-layer track car
With the connection of lower deck compartment, including the first fixed plate, the second fixed plate and between the first fixed plate and the second fixed plate
Step piece, the end of an end and the second fixed plate along its length of the first fixed plate along its length are overlapped on
On the floor of imperial, the first fixed plate another end and the second fixed plate along its length another along its length
End is overlapped on the floor of lower deck compartment, and bearing of trend and the horizontal direction of two fixed plates have angle.
Step piece includes multiple step units, and each step unit includes trampling for passenger and horizontally disposed stepped on
The supporting surface in face is trampled in tread and support, is trampled the angle between face and supporting surface and is more than 0 degree and less than 90 degree.
In above-mentioned stair, optionally, multiple step units of step piece are integrally formed, and step piece is metallic plate
Part, step piece is by repeatedly bending to form multiple step units.
In above-mentioned stair, optionally, first end and the supporting surface edge of the length direction along step piece in face are trampled
The first end connection of the length direction of step piece, tramples the second end of the length direction along step piece in face and adjacent step unit
Supporting surface along the length direction of step piece end connection.
Direction tilts where second end of the length direction along step piece of supporting surface towards second end in face of trampling, so that
The angle of face and supporting surface is trampled between 0 degree and 90 degree.
In above-mentioned stair, optionally, the first fixed plate and the second fixed plate are surface plate, the first fixed plate and
The plate face of second fixed plate is respectively positioned on vertical direction.
In above-mentioned stair, optionally, the first fixed plate and the second fixed plate are cambered plate, the first fixed plate and
The crooked process radius of second fixed plate is identical and bending is towards unanimously.
In above-mentioned stair, optionally, the first fixed plate and the second fixed plate are metallic plate, the first fixed plate and
Second fixed plate is connected by the both ends welded with step piece in the width direction.
In above-mentioned stair, optionally, the trampling of each step unit is equipped with anti-skidding press strip and/or anti-skidding on face
Projection, anti-skidding press strip are positioned close to the end of the first end in the face of trampling, and width of the anti-skidding press strip along step piece is across stepping on
Tread.
Anti-skid bulge has multiple, and width defence line of multiple anti-skid bulges along step piece is disposed on the surface in the face of trampling.
In above-mentioned stair, optionally, on the surface of the first fixed plate and the second fixed plate away from step piece side
It is additionally provided with multiple balustrade mounting seats.
The present invention also provides a kind of double-layer track car, including vertically folds the imperial and lower floor's car set up and down
Same one end end of railway carriage or compartment, imperial and lower deck compartment is connected by least one section of above-mentioned stair.
In above-mentioned double-layer track car, optionally, same one end end of imperial and lower deck compartment passes through more
Section stair connection, multistage stair are end to end, and the either segment stair in multistage stair are opposite with the bearing of trend of adjacent segment stair.
Stair and double-layer track car provided by the invention, set by trampling angle between face and supporting surface in step unit
It is set between 0 degree to 90 degree, the projected area of step piece in the horizontal plane can be effectively reduced, so as to subtracting for high degree
Space shared by few step piece and stair installation；The stair are by setting the first fixed plate and the second fixed plate and position
Step piece between the first fixed plate and the second fixed plate, multiple step units of step piece are integrally formed, and reduce the building
The installation tie point and connecting element of ladder, so as to simplify installation procedure, reduce the error as caused by installation, improve installation essence
Degree.On the basis of existing double-layer track car, effectively increase interior uses space, so as to improve double-layer track
User's usage comfort is further improves on the basis of the specified load person's number of car.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to make simply to introduce, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the stair of double-layer track car of the prior art；
Fig. 2 is the structural representation of the interior of double-layer track car of the prior art；
Fig. 3 is the partial schematic diagram of the part A in Fig. 2；
Fig. 4 is the structural representation for the stair that the embodiment of the present invention one provides；
Fig. 5 is the side view for the stair that the embodiment of the present invention one provides；
Fig. 6 is the partial schematic diagram of the part B in Fig. 4 that the embodiment of the present invention one provides；
Fig. 7 is the partial schematic diagram of the C portion in Fig. 4 that the embodiment of the present invention one provides；
Fig. 8 is the structural representation for the armed stair of installation that the embodiment of the present invention one provides；
Fig. 9 is the structural representation for the stair that the embodiment of the present invention two provides；
Figure 10 is the structural representation of the interior for the double-layer track car that the embodiment of the present invention three provides；
Figure 11 is the partial schematic diagram of the D parts in Fig. 9 that the embodiment of the present invention three provides.
Description of reference numerals：
The pillars of 1- first；
The pillars of 2- second；
3- step components；
4- vertical plates；
5- level boards；
6- inverters and vertical air channel；
The fixed plates of 10- first；
The fixed plates of 20- second；
30- step pieces；
31- tramples face；
32- supporting surfaces；
The anti-skidding press strips of 40-；
50- anti-skid bulges；
60- mounting seats；
70- stands air channel；
80- floors；
90- fulcrum bearings；
100- fasteners.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the preferred embodiments of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is further described in more detail.In the accompanying drawings, it is identical from beginning to end or
Similar label represents same or similar part or the part with same or like function.Described embodiment is this hair
Bright part of the embodiment, rather than whole embodiments.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to
For explaining the present invention, and it is not considered as limiting the invention.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Embodiments of the invention are described in detail below in conjunction with the accompanying drawings.
In the present invention, unless otherwise clearly defined and limited, " installation ", " connected ", " connection ", " fixation " etc. are belonged to
Term should be interpreted broadly, such as can be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect, can be directly connected to or be indirectly connected with by intermediary, can be two element internals connection or two
The interaction relationship of element, limited unless otherwise clear and definite.For the ordinary skill in the art, can be according to tool
Body situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment one
Fig. 4 is the structural representation for the stair that the embodiment of the present invention one provides.Fig. 5 is the building that the embodiment of the present invention one provides
The side view of ladder.Fig. 6 is the partial schematic diagram of the part B in Fig. 4 that the embodiment of the present invention one provides.Fig. 7 is implementation of the present invention
The partial schematic diagram of C portion in Fig. 4 that example one provides.Fig. 8 is the armed stair of installation that the embodiment of the present invention one provides
Structural representation.
As shown in Fig. 4 to Fig. 8, embodiments of the invention one provide a kind of stair, and the stair are used for double-layer track car
The connection of imperial and lower deck compartment.Stair currently used for double-layer track car largely include first be vertically arranged
Post and the second pillar being obliquely installed, the first pillar branch are located at the bottom of the second pillar, what step piece be arranged in parallel positioned at two
Between second pillar, step piece includes vertical plate and level board, and the angle of vertical plate and level board is 90 degree.To ensure stair
Stability, the first pillar is usually arranged as multiple, and multiple first pillar spacer branch are located at the bottom of the second pillar, therefore the building
The bottom of terraced second pillar can not install the remaining part of double-layer track car, and the stair occupy larger erection space.And
And the stair contain the basic element of character of the first pillar, the second pillar, vertical plate and level board, additional reinforcer, the member of installation
Part is more, and installation procedure is complicated and hardly possible operates, and greatly reduces installation effectiveness and installation accuracy.
In order to overcome drawbacks described above, the stair that the present embodiment provides include the first fixed plate 10, the second fixed plate 20 and position
Step piece 30 between the first fixed plate 10 and the second fixed plate 20, the end of the first fixed plate 10 along its length and
The end of second fixed plate 20 along its length is overlapped on the floor 80 of imperial, and the first fixed plate 10 is along length
Another end of another end in direction and the second fixed plate 20 along its length is overlapped on the floor 80 of lower deck compartment
On, bearing of trend and the horizontal direction of the first fixed plate 10 and the second fixed plate 20 have angle.
It should be noted that existing plate can be selected in wherein the first fixed plate 10 and the second fixed plate 20, in this implementation
In the accompanying drawing 4 and accompanying drawing 5 of example, the first fixed plate 10 and the second fixed plate 20 are the rectangle plate being obliquely installed, Liang Zheyan
The angle of direction and horizontal direction is stretched, i.e., both angles of inclination can be according to the vertical range between imperial and lower deck compartment
It is adjusted.It is pointed out that when vertical range is fixed value between imperial and lower deck compartment, suitably increase by first
The inclination angle of the fixed plate 20 of fixed plate 10 and second, it is possible to reduce the erection space shared by the stair, needed when adjusting the inclination angle
The development length of the stair in the horizontal direction is taken into account, can cause each step piece 30 when development length in the horizontal direction is too small
It is middle to reduce for the area of face 31 of trampling that passenger tramples, the usage comfort of passenger can be reduced on the contrary.
In the stair of the present embodiment, the both ends of step piece 30 in the width direction are solid with the first fixed plate 10 and second respectively
Fixed board 20 connects, it should be pointed out that two end faces of step piece 30 are all to be connected to the first fixed plate 10 and second to fix
In the plate face of plate 20, the mounting stability and support strength of step piece 30 can be so improved.
Further, step piece 30 includes multiple step units, and each step unit includes trampling for passenger and along level
What direction was set tramples face 31 and supports the supporting surface 32 for trampling face 31, and the angle trampled between face 31 and supporting surface 32 is more than 0
Spend and less than 90 degree.
It should be noted that step piece 30 includes multiple step units, multiple step units are in the form of end to end
Along inclined direction extend, lower deck compartment and imperial are linked together, wherein, step piece 30 is close to imperial and close
The end of lower deck compartment is that the face of trampling 31 is overlapped in floor compartment 80, to ensure step piece 30 and imperial and lower floor's car
The connective stability in railway carriage or compartment.Stair fulcrum bearing 90 is provided with the floor 80 in compartment, tramples the table that face 31 is overlapped on the fulcrum bearing 90
Face, both connections are completed by fastener 100.And it can also increase damping material between the face of trampling 31 and the face of floor compartment 80
Material, such as polyurethane foam beam, and acoustic material is set in the back side large area of stairway step, effectively reduce stair and use
Noise, improve compartment usage comfort.The plurality of step unit includes trampling face 31 and supporting surface 32, wherein trampling the He of face 31
The angle of supporting surface 32 is between 0 degree to 90 degree.The level board and support the level board that its in existing stair is trampled for passenger
Vertical plate between angle be 90 degree, in the present embodiment, trample angle between face 31 and supporting surface 32 be less than 90 degree can be with
Reduce the development length of step piece 30 in the horizontal direction, so as to reduce the installing space used in the stair.
Specifically, more than 30 individual step unit of step piece is integrally formed, step piece 30 is metal sheet, and step piece passes through multiple
Bend to form multiple step units of step piece 30.It should be noted that the step piece 30 can be multiple step units one
Body formed, being specifically integrally formed mode is：Step piece 30 is steel plateelement, and steel plateelement is bent by Multi-step forming so as to form
Multiple step units, the angle that face 31 and supporting surface 32 are trampled in step unit can be accurately controlled during bending.One
The step piece 30 of shaping can reduce the tie point and connecting element between multiple step units, so as to improve installation effectiveness and
Installation accuracy.
Specifically, trample the first end and length of the supporting surface 32 along step piece 30 of the length direction along step piece 30 in face 31
The first end connection in direction is spent, tramples the second end and the support of adjacent step unit of the length direction along step piece 30 in face 31
The end connection of length direction of the face 32 along step piece 30.
Incline towards direction where the second end for trampling face 31 at second end of the length direction along step piece 30 of supporting surface 32
Tiltedly, so as to trample the angle of face 31 and supporting surface 32 between 0 degree and 90 degree.
It should be noted that be based on above-mentioned integrally formed step piece 30, the connected mode of specific step unit can be with
It is that first end of the face of trampling 31 along the length direction of step piece 30 is connected with first end of the supporting surface 32 along the length direction of step piece 30,
And trample second end in face 31 and the end of the supporting surface 32 of adjacent step unit is connected, it is achieved thereby that multiple step units it
Between connection.Direction tilts where second end of wherein supporting surface 32 is directed towards the end of the face of trampling 31 second, to realize the face of trampling
Angle between 31 and supporting surface 32 is between 0 degree to 90 degree.The angled manner of supporting surface 32 can make adjacent stations rank unit
The in the vertical direction of face 31 of trampling certain projection overlapping region be present, therefore all step units can be reduced in horizontal plane
Upper projected area, space used is installed so as to reduce step piece 30.
Specifically, the first fixed plate 10 and the second fixed plate 20 can be surface plates, the first fixed plate 10 and second is fixed
The plate face of plate 20 is respectively positioned on vertical direction.It should be noted that the end space of some imperials and lower deck compartment is more abundant,
First fixed plate 10 and the second fixed plate 20 can be arranged to surface plate, the plate face of the first fixed plate 10 and the second fixed plate 20 is put down
Row is set, and is respectively positioned on vertical direction.First fixed plate 10 and the second fixed plate 20 can also set it is not arranged in parallel,
Both upper ends can be tilted towards the place direction of step piece 30, and the direction that both lower ends may be located remotely from step piece 30 is inclined
Tiltedly, so that the section of the stair in the direction of the width is similar to trapezium structure, and the trapezoidal upper bottom length is less than bottom
Length, this structure are advantageous to maintain the stability of stair.
Further, the first fixed plate 10 and the second fixed plate 20 are metallic plate, and the first fixed plate 10 and second is fixed
Plate 20 is connected by the both ends welded with step piece 30 in the width direction.First fixed plate 10 and the second fixed plate 20 can be with platforms
The end of rank part 30 is welded to connect, and is welded to connect the connection for belonging to non-dismountable formula, may be used also on the basis of installation procedure is simplified
Further to improve the bearing strength of stair.
Further, it is densely populated place area because the stair on double-layer track car are located at the end in compartment, when stair make
With number it is more when, to prevent to trample and the accident such as sliding into, ensure the safety in utilization of stair, each step unit is stepped on
Anti-skidding press strip 40 and/or anti-skid bulge 50 are equipped with tread 31, anti-skidding press strip 40 is positioned close to the first end in the face of trampling 31
End, width of the anti-skidding press strip 40 along step piece 30 is across the face of trampling 31.It should be noted that anti-skidding press strip 40 is set
, close to the marginal position for trampling face 31, it is being sliding during passenger's use close to the end for trampling the first end of face 31, the end
To or the district occurred frequently that makes a misstep, therefore anti-skidding press strip 40 is set in this position, can targetedly improve non-skid property.Anti-skid bulge
50 have multiple, and width defence line of multiple anti-skid bulges 50 along step piece 30 is disposed on the surface in the face of trampling 31.It is wherein anti-skidding
Projection 50 can be that round point shape is raised or cone-shaped projection, can according to being actually needed selective use, the present embodiment to this simultaneously
It is not limited, does not also limit to and above-mentioned example.
Specifically, as shown in Figure 4 and Figure 8, the surface of the first fixed plate 10 and the second fixed plate away from the side of step piece 30
On be additionally provided with multiple balustrade mounting seats 60.Handrail can improve the degree safe to use of the stair.
Stair provided by the invention, 0 degree is arranged to by trampling angle between face 31 and supporting surface 32 in step unit and is arrived
Between 90 degree, the projected area of step piece 30 in the horizontal plane can be effectively reduced, so as to the reduction step of high degree
Space shared by part 30 and stair installation；The stair are by setting the first fixed plate 10 and the second fixed plate 20 and position
Step piece 30 between the first fixed plate 10 and the second fixed plate 20, multiple step units of step piece 30 are integrally formed, subtracted
The installation tie point and connecting element of the stair are lacked, so as to simplify installation procedure, have reduced the error as caused by installation, carry
High installation accuracy.On the basis of existing double-layer track car, effectively increase interior uses space, so as to improve
User's usage comfort is further improves on the basis of the specified load person's number of double-layer track car.
Embodiment two
Fig. 9 is the structural representation for the stair that the embodiment of the present invention two provides.As shown in figure 9, embodiments of the invention two
A kind of stair are also provided.
On the basis of above-described embodiment one, in the stair that the present embodiment provides, the first fixed plate 10 and the second fixed plate
20 be cambered plate, and the first fixed plate 10 is identical with the crooked process radius of the second fixed plate 20 and bending direction is consistent.Need to illustrate
, in some double-layer track cars, the end installing space of imperial and lower deck compartment is more narrow, and to adapt to
The installation of interior brake pipeline system, electrical equipment or fire-fighting equipment etc., the fixed plate 20 of the first fixed plate 10 and second
When can not be arranged to linear surface plate, both can be arranged to cambered plate, Fig. 9 shows that one kind can be real in the present embodiment
Existing embodiment, the first fixed plate 10 and the second fixed plate 20 are one section of cambered plate, and the overbending direction of cambered plate is towards one
Individual direction.In reality in use, the cambered plate can also be that the cambered surface of multistage connects composition, the overbending direction of multistage cambered surface is not
Together, farthest to adapt to the installing space of interior.
Further, the first fixed plate 10 is identical with the crooked process radius of the second fixed plate 20, can so simplify step piece
30 setting, it is easy to its design and installation, simplifies the installation procedure of the stair, improves installation effect.
Other technical characteristics are identical with embodiment one and embodiment two, and can reach identical technique effect, herein no longer
Repeat one by one.
The present invention applies the stair of the offer of example two, is arranged to by trampling angle between face 31 and supporting surface 32 in step unit
Between 0 degree to 90 degree, the projected area of step piece 30 in the horizontal plane can be effectively reduced, so as to the reduction of high degree
Space shared by step piece 30 and stair installation；The stair by set the first fixed plate 10 and the second fixed plate 20 with
And the step piece 30 between the first fixed plate 10 and the second fixed plate 20, step piece 30 multiple step units one into
Type, reduce the installation tie point and connecting element of the stair, so as to simplify installation procedure, reduce as caused by installation by mistake
Difference, improve installation accuracy.By the way that the first fixed plate 10 and the second fixed plate 20 are arranged into cambered plate, car is farthest adapted to
Installing space in railway carriage or compartment.On the basis of existing double-layer track car, effectively increase interior uses space, so that
User's usage comfort is further improves on the basis of the raising specified load person's number of double-layer track car.
Embodiment three
Figure 10 is the structural representation of the interior for the double-layer track car that the embodiment of the present invention three provides.Figure 11 is this
The partial schematic diagram of D parts in Fig. 9 that inventive embodiments three provide.
On the basis of above-described embodiment one and embodiment two, as shown in Figure 10 and Figure 11, embodiments of the invention three are also
A kind of double-layer track car is provided, including vertically folds the imperial and lower deck compartment set up and down, imperial is with
Same one end end in layer compartment is connected by least one section above-mentioned stair.
In above-mentioned double-layer track car, optionally, the end of same one end of imperial and lower deck compartment passes through
Multistage stair connect, and multistage stair are end to end, the bearing of trend phase of the either segment stair in multistage stair and adjacent segment stair
Instead.
It should be noted that used in the double-layer track car that the present embodiment provides in embodiment one and/embodiment two
Stair, stair of the prior art are different from, stair used in the present embodiment simplify the pillar of the bottom of step piece 30, omit
Complicated skeletal support, the integral structure for only passing through the first fixed plate 10, the second fixed plate 20 and step piece 30 complete building
The setting of ladder, wherein stair bottom can be with other equipment in placement vehicle, such as brake pipeline system, electrical equipment or fire-fighting equipment
Deng.Existing stair bottom can not set remaining part, and inverter and vertical air channel are arranged on the side of stair.And such as Figure 11 institutes
Show, because the improvement of staircase structure, the position of inverter move to stair lower space by Electric Appliance Cabinet in the present embodiment, stand air channel 70
The side of stair is arranged on, therefore Electric Appliance Cabinet volume has reduced, and can increase one group of seat, therefore the car newly in former inverter position
The specified load person in railway carriage or compartment can increase by a people.In actual use, also the remaining part outside inverter can be arranged on as needed
The bottom of stair, the present embodiment are not limited to this, are also not limited to above-mentioned example.
It should be noted that when imperial and excessive lower deck compartment vertical range, both ends can pass through implementation
Multistage stair connection in example one and/or embodiment two, multistage stair can be connected by turning part, the stair of adjacent segment
Bearing of trend is on the contrary, i-th section of stair i.e. in N sections stair extend towards compartment first end, and i+1 section stair can be towards car
The second end extension in railway carriage or compartment, is connected by stair turning part between the two, and wherein N is positive integer, and i is the positive integer less than N-1.
In actual use, the bearing of trends of stair can also be along the width in compartment or be formed an angle setting with length direction,
The present embodiment is not limited to this, is not also limited to and above-mentioned example.
Other technical characteristics are identical with embodiment one and embodiment two, and can reach identical technique effect, herein no longer
Repeat one by one.
The present invention implements the three double-layer track cars provided, is pressed from both sides by being trampled in step unit between face 31 and supporting surface 32
Angle is arranged between 0 degree to 90 degree, the projected area of step piece 30 in the horizontal plane can be effectively reduced, so as to very big journey
Space shared by the reduction step piece 30 of degree and stair installation；The stair are solid by setting the first fixed plate 10 and second
Fixed board 20 and the step piece 30 between the first fixed plate 10 and the second fixed plate 20, multiple step units of step piece 30
It is integrally formed, reduces the installation tie point and connecting element of the stair, so as to simplify installation procedure, reduces by installing institute's band
The error come, improve installation accuracy.On the basis of existing double-layer track car, it is empty to effectively increase using for interior
Between, so as to further improves user's usage comfort on the basis of the specified load person's number of double-layer track car is improved.
In the description of the present embodiment, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, it is for only for ease of description the present embodiment and simplifies description, rather than indicates or imply meaning
Device or part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present embodiment
The limitation of protection domain.
In addition, term " first " " second " is only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define the feature of " first " " second " can express or
Impliedly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of stair, the connection for the imperial and lower deck compartment of double-layer track car, it is characterised in that including first
Fixed plate, the second fixed plate and the step piece between the first fixed plate and the second fixed plate, the first fixed plate edge are long
Spend the ground that the end of an end and second fixed plate in direction along its length is overlapped on the imperial
On plate, another end of another end and second fixed plate along its length of first fixed plate along its length
Portion is overlapped on the floor of the lower deck compartment, bearing of trend and the level of first fixed plate and second fixed plate
Direction has angle；
The step piece includes multiple end to end step units, and each step unit includes trampling for passenger and along water
Square the supporting surface in face is trampled described in face and support to trampling for setting, the angle trampled between face and the supporting surface is big
In 0 degree and less than 90 degree.
2. stair according to claim 1, it is characterised in that the step piece is metal sheet, and the step piece passes through
Repeatedly bend to form multiple step units.
3. stair according to claim 1, it is characterised in that the length direction along the step piece for trampling face
First end is connected with the first end of the length direction along the step piece of the supporting surface, it is described trample face along the step
The end of length direction of the supporting surface of second end of the length direction of part and the adjacent step unit along the step piece
Portion connects；
Incline in direction where second end in face is trampled at second end of length direction of the supporting surface along the step piece described in
Tiltedly, so that the angle for trampling face and the supporting surface is between 0 degree and 90 degree.
4. according to the stair described in claim any one of 1-3, it is characterised in that first fixed plate and described second is fixed
Plate is surface plate, and the plate face of first fixed plate and second fixed plate is respectively positioned on vertical direction.
5. according to the stair described in claim any one of 1-3, it is characterised in that first fixed plate and described second is fixed
Plate is cambered plate, and first fixed plate is identical with the crooked process radius of second fixed plate and bending direction is consistent.
6. the stair according to Claims 2 or 3, it is characterised in that first fixed plate and second fixed plate are equal
For metallic plate, first fixed plate and second fixed plate are connected by the both ends welded with the step piece in the width direction
Connect.
7. stair according to claim 3, it is characterised in that described trample of each step unit is equipped with face
Anti-skidding press strip and/or anti-skid bulge, the anti-skidding press strip is positioned close to the end of the first end for trampling face, described anti-skidding
Width of the press strip along the step piece tramples face across described；
The anti-skid bulge has multiple, and width defence line of multiple anti-skid bulges along the step piece is disposed on described step on
The surface of tread.
8. according to the stair described in claim any one of 1-3, it is characterised in that first fixed plate and described second is fixed
Plate is additionally provided with multiple balustrade mounting seats on the surface away from the step piece side.
A kind of 9. double-layer track car, it is characterised in that including vertically folding the imperial and lower deck compartment that set up and down,
Same one end end of the imperial and the lower deck compartment passes through at least one section building as described in claim any one of 1-8
Ladder connection.
10. double-layer track car according to claim 9, it is characterised in that the imperial and the lower deck compartment
Same one end end connected by stair described in multistage, stair are end to end described in multistage, the either segment in stair described in multistage
The stair are opposite with the bearing of trend of stair described in adjacent segment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710947944.3A CN107738618B (en) | 2017-10-12 | 2017-10-12 | Passenger car with stairs and double-layer track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710947944.3A CN107738618B (en) | 2017-10-12 | 2017-10-12 | Passenger car with stairs and double-layer track |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107738618A true CN107738618A (en) | 2018-02-27 |
| CN107738618B CN107738618B (en) | 2020-07-28 |
Family
ID=61237388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710947944.3A Active CN107738618B (en) | 2017-10-12 | 2017-10-12 | Passenger car with stairs and double-layer track |
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| Country | Link |
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| CN (1) | CN107738618B (en) |
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| CN111301443A (en) * | 2020-02-24 | 2020-06-19 | 中车株洲电力机车有限公司 | Double-deck vehicle and middle bearing structure thereof |
| CN114248811A (en) * | 2022-01-07 | 2022-03-29 | 中车唐山机车车辆有限公司 | Stair structure for rail train and rail train |
| CN114368401A (en) * | 2022-01-07 | 2022-04-19 | 中车唐山机车车辆有限公司 | Train two-layer floor mounting structure and carriage |
| WO2024104011A1 (en) * | 2022-11-15 | 2024-05-23 | 中车唐山机车车辆有限公司 | Double-deck railway vehicle |
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| CN114368401A (en) * | 2022-01-07 | 2022-04-19 | 中车唐山机车车辆有限公司 | Train two-layer floor mounting structure and carriage |
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| WO2023130891A1 (en) * | 2022-01-07 | 2023-07-13 | 中车唐山机车车辆有限公司 | Stair structure for rail train, and rail train |
| WO2024104011A1 (en) * | 2022-11-15 | 2024-05-23 | 中车唐山机车车辆有限公司 | Double-deck railway vehicle |
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|---|---|
| CN107738618B (en) | 2020-07-28 |
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