CN109131407A - A kind of concave bottom frame and multimodal transport vehicle - Google Patents
A kind of concave bottom frame and multimodal transport vehicle Download PDFInfo
- Publication number
- CN109131407A CN109131407A CN201811052236.4A CN201811052236A CN109131407A CN 109131407 A CN109131407 A CN 109131407A CN 201811052236 A CN201811052236 A CN 201811052236A CN 109131407 A CN109131407 A CN 109131407A
- Authority
- CN
- China
- Prior art keywords
- concave bottom
- bottom frame
- crossbeam
- curb girder
- hinged
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F1/00—Underframes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D3/00—Wagons or vans
- B61D3/16—Wagons or vans adapted for carrying special loads
- B61D3/18—Wagons or vans adapted for carrying special loads for vehicles
- B61D3/182—Wagons or vans adapted for carrying special loads for vehicles specially adapted for heavy vehicles, e.g. public work vehicles, trucks, trailers
- B61D3/184—Wagons or vans adapted for carrying special loads for vehicles specially adapted for heavy vehicles, e.g. public work vehicles, trucks, trailers the heavy vehicles being of the trailer or semi-trailer type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D3/00—Wagons or vans
- B61D3/16—Wagons or vans adapted for carrying special loads
- B61D3/20—Wagons or vans adapted for carrying special loads for forwarding containers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a kind of concave bottom frame and multimodal transport vehicles, the concave bottom frame includes middle part chassis and the end underframe that middle part chassis both ends are arranged in, the middle part chassis includes the curb girder of two parallel arrangements, it is provided with several spaced apart crossbeams along its length between two curb girders, the both ends of the crossbeam are hinged with the hinged seat that is arranged on ipsilateral curb girder respectively.It is connected between crossbeam and curb girder of the invention by articulated manner, there can be suitable vertical freedom degree between crossbeam and curb girder and horizontally rotate freedom degree, to adapt to the displacement that vehicle generates during impact, vibration, chassis can be along hinge joint fine rotation after stress, the distortion and internal stress because generating after stress deformation using traditional welding structure are eliminated, the generation of junction fatigue rupture is avoided.
Description
Technical field
The present invention relates to multimodal transport vehicles, in particular to a kind of concave bottom frame and multimodal transport vehicle.
Background technique
Multimodal transport vehicle can satisfy the containers of various specifications such as carrying highway semitrailer operating condition and carrying 20ft to 53ft
Operating condition is limited by vehicle load and limit, which, which can be used, falls cellular type concave bottom frame structure, and concave bottom subordinate's layer can load 1
40 feet or 2 20 feet of container, upper layer can load 1 container for being greater than or equal to 40 feet.As shown in Figure 1, existing
There are the recessed base cross members of rolling stock for the assembly welding structure of upper and lower lids, the connection type of crossbeam 4 and curb girder 3 is welding, due to
Crossbeam 4 and curb girder 3 are rigid connection, between the two without relative movement and rotational freedom.
With the needs that railway transport economy develops, the loading capacity of multimodal transport vehicle be will further improve, and concave bottom frame is born
Load will increase, by institute's bearing goods weight, cargo handling when the impact and shaking and transportational process that generate in vehicle
The influence of vibration, existing rolling stock are easy to produce fatigue crack in the connecting portion of base cross members and curb girder, destroy structure
Stability, limit the load capacity that existing rolling stock is born, be unable to satisfy the requirement of multimodal transport.
Therefore, a kind of large carrying capacity, antifatigue damage capability strong concave bottom frame and multimodal transport vehicle are needed to meet state
The inside and outside demand for greatly developing multimodal transport equipment transport.
Summary of the invention
Present invention aim to provide a kind of concave bottom frame and multimodal transport vehicle, lead between the crossbeam and curb girder of the concave bottom frame
Articulated manner connection is crossed, there can be suitable vertical freedom degree between crossbeam and curb girder and horizontally rotate freedom degree, to adapt to vehicle
The displacement generated during impact, vibration, avoids the generation of junction fatigue rupture.
To achieve the above object, a kind of concave bottom frame designed by the present invention, including middle part chassis and setting are in middle part chassis
The end underframe at both ends is characterized in that the middle part chassis includes the curb girder of two parallel arrangements, two curb girders
Between be provided with several spaced apart crossbeams along its length, the both ends of the crossbeam respectively be arranged in ipsilateral side
Hinged seat on beam is hinged.
Further, the curb girder includes transverse slat, riser and arc panel, and the bottom end of the transverse slat, which is provided with, to be secured to
The U-board of connection, the bottom end of the riser is vertical with transverse slat to be fixedly connected, and the top of the riser and the lower edge of arc panel are solid
Fixed connection.
Further, the both ends of the crossbeam are provided with for the connector hinged with hinged seat.
Further, the plug welding hole for welding with beam-end is provided on the connector.
Further, the hinged seat includes upper junction plate and lower connecting plate, the top end face of the upper junction plate and transverse slat
It is fixedly connected, the lower connecting plate is fixedly connected with the bottom face of U-board；
Mounting hole is offered on the upper junction plate and lower connecting plate, is provided in the mounting hole for cutting with scissors with connector
The pin shaft connect, the upper and lower end parts of the pin shaft are welded with upper junction plate, lower connecting plate respectively.
Still further, the upper junction plate and lower connecting plate are the rigid structure of triangular shape made of metal material
Part.
Further, the crossbeam is hollow tubular member made of metal material, and the connector is metal material
Manufactured solid tube-shaped member.
The present invention also provides a kind of multimodal transport vehicle, which includes such as above-mentioned concave bottom frame, the concave bottom frame
Middle part chassis longitudinal direction two sides be provided with side wall, the both side ends of the concave bottom frame are provided with headwall, the middle part chassis, side wall
And headwall surrounds the cavity for accommodating material.
Compared with the prior art, the advantages of the present invention are as follows:
First, connecting between crossbeam and curb girder of the invention by articulated manner, there can be suitable hang down between crossbeam and curb girder
To freedom degree and horizontally rotate freedom degree, to adapt to the displacement that vehicle generates during impact, vibration, chassis can after stress
Along hinge joint fine rotation, the distortion and internal stress because generating after stress deformation using traditional welding structure are eliminated, is avoided
The generation of junction fatigue rupture, meets multimodal transport vehicle increasingly increased to bearing capacity, antifatigue damage capability
Demand.
Second, hinged seat of the invention includes upper junction plate and lower connecting plate, the top end face of upper junction plate and transverse slat is fixed
Connection, lower connecting plate are fixedly connected with the bottom face of U-board, so that the enhancing of the connectivity robustness of hinged seat and curb girder, no
The phenomenon that being easy to happen fracture.
Third, crossbeam of the invention is hollow tubular member made of metal material, connector is made of metal material
Solid tube-shaped member, can mitigate the self weight of crossbeam using hollow structure, and using solid connector can be improved connector with
Fastness at the hinge joint of hinged seat.
Detailed description of the invention
Fig. 1 is the overlooking structure diagram of existing rolling stock concave bottom frame；
Fig. 2 is the overlooking structure diagram of concave bottom frame of the present invention；
Fig. 3 is the side structure schematic view of concave bottom frame shown in Fig. 2；
Fig. 4 is the enlarged structure schematic diagram of curb girder and crossbeam in Fig. 2；
Fig. 5 is longitudinal schematic cross-sectional view of Fig. 4；
In figure, middle part chassis 1, chassis 2, curb girder 3 (transverse slat 3.1, riser 3.2, arc panel 3.3, U-board 3.4), crossbeam 4,
Hinged seat 5, upper junction plate 5.1, lower connecting plate 5.2, mounting hole 5.3, pin shaft 5.4, connector 6, plug welding hole 7, side wall 8, headwall
9。
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
If Fig. 1 is existing concave bottom frame, particular content elaborates in the background technology.
Including middle part chassis 1 and 1 both ends of middle part chassis are arranged in concave bottom frame of the invention as shown in Figures 2 and 3
End underframe 2, middle part chassis 1 include the curb girder 3 of two parallel arrangements, are provided with several along its length between two curb girders 3
The spaced apart crossbeam 4 in direction, the both ends of crossbeam 4 are hinged with the hinged seat 5 that is arranged on ipsilateral curb girder 3 respectively.Curb girder 3 wraps
Transverse slat 3.1, riser 3.2 and arc panel 3.3 are included, the bottom end of transverse slat 3.1 is provided with the U-board 3.4 being firmly connected with it, riser
3.2 bottom end is vertical with transverse slat 3.1 to be fixedly connected, and the top of riser 3.2 is fixedly connected with the lower edge of arc panel 3.3.Crossbeam 4
Both ends be provided with for the connector 6 hinged with hinged seat 5.The plug for welding with 4 end of crossbeam is provided on connector 6
Welding hole 7.Crossbeam 4 is hollow tubular member made of metal material, and connector 6 is solid tube-shaped member made of metal material,
The self weight of crossbeam can be mitigated using hollow structure, and the hinge joint of connector and hinged seat can be improved using solid connector
The fastness at place.
As shown in Figure 4 and Figure 5, hinged seat 5 includes upper junction plate 5.1 and lower connecting plate 5.2, upper junction plate 5.1 and transverse slat
3.1 top end face is fixedly connected, and lower connecting plate 5.2 is fixedly connected with the bottom face of U-board 3.4；Upper junction plate 5.1 and lower connection
Mounting hole 5.3 is offered on plate 5.2, is provided in mounting hole 5.3 for the pin shaft 5.4 hinged with connector 6, pin shaft 5.4
Upper and lower end parts are welded with upper junction plate 5.1, lower connecting plate 5.2 respectively.Upper junction plate 5.1 and lower connecting plate 5.2 are metal material
The rigid member of manufactured triangular shape.
Multimodal transport vehicle of the invention includes above-mentioned concave bottom frame, and the longitudinal two sides of the middle part chassis 1 of concave bottom frame are provided with side
Wall 8, the both side ends of concave bottom frame are provided with headwall 9, and middle part chassis 1, side wall 8 and headwall 9 surround the chamber for accommodating material
Body.
The above is only a specific embodiment of the invention, it is noted that anyone skilled in the art is in this hair
In bright revealed technical scope, any changes or substitutions that can be easily thought of, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of concave bottom frame, including middle part chassis (1) and setting in the end underframe (2) at middle part chassis (1) both ends, feature exists
In: the middle part chassis (1) includes the curb girder (3) of two parallel arrangements, is provided with several edges between two curb girders (3)
The spaced apart crossbeam (4) of its length direction, the both ends of the crossbeam (4) respectively with hinge on ipsilateral curb girder (3) is set
Joint chair (5) is hinged.
2. concave bottom frame according to claim 1, it is characterised in that: the curb girder (3) includes transverse slat (3.1), riser (3.2)
And arc panel (3.3), the bottom end of the transverse slat (3.1) are provided with the U-board (3.4) being firmly connected with it, the riser
(3.2) bottom end is vertical with transverse slat (3.1) to be fixedly connected, and the top of the riser (3.2) and the lower edge of arc panel (3.3) are solid
Fixed connection.
3. concave bottom frame according to claim 2, it is characterised in that: the both ends of the crossbeam (4) be provided with for it is hinged
The hinged connector (6) of seat (5).
4. concave bottom frame according to claim 3, it is characterised in that: be provided on the connector (6) for crossbeam (4)
The plug welding hole (7) of end welding.
5. concave bottom frame according to claim 4, it is characterised in that: the hinged seat (5) include upper junction plate (5.1) and under
Connecting plate (5.2), the upper junction plate (5.1) are fixedly connected with the top end face of transverse slat (3.1), the lower connecting plate (5.2) and U
The bottom face of shape plate (3.4) is fixedly connected；
It is offered mounting hole (5.3) on the upper junction plate (5.1) and lower connecting plate (5.2), setting in the mounting hole (5.3)
Have for the pin shaft (5.4) hinged with connector (6), the upper and lower end parts of the pin shaft (5.4) respectively with upper junction plate (5.1),
Lower connecting plate (5.2) welding.
6. concave bottom frame according to claim 5, it is characterised in that: the upper junction plate (5.1) and lower connecting plate (5.2) are
The rigid member of triangular shape made of metal material.
7. according to the described in any item concave bottom framves of claim 3~6, it is characterised in that: the crossbeam (4) is made of metal material
Hollow tubular member, the connector (6) be metal material made of solid tube-shaped member.
8. a kind of multimodal transport vehicle, it is characterised in that: the multimodal transport vehicle includes as described in any one of claims 1 to 7 recessed
Chassis, the longitudinal two sides of the middle part chassis (1) of the concave bottom frame are provided with side wall (8), and the both side ends of the concave bottom frame are provided with
Headwall (9), the middle part chassis (1), side wall (8) and headwall (9) surround the cavity for accommodating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811052236.4A CN109131407B (en) | 2018-09-10 | 2018-09-10 | Concave underframe and multi-type combined transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811052236.4A CN109131407B (en) | 2018-09-10 | 2018-09-10 | Concave underframe and multi-type combined transport vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109131407A true CN109131407A (en) | 2019-01-04 |
| CN109131407B CN109131407B (en) | 2020-04-03 |
Family
ID=64824234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811052236.4A Active CN109131407B (en) | 2018-09-10 | 2018-09-10 | Concave underframe and multi-type combined transport vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109131407B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114750797A (en) * | 2022-04-24 | 2022-07-15 | 中车常州车辆有限公司 | Concave bottom frame and container transportation equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101565051A (en) * | 2008-04-25 | 2009-10-28 | 南车青岛四方机车车辆股份有限公司 | Central cross beam connecting type hinging framework |
| CN203486400U (en) * | 2013-08-29 | 2014-03-19 | 广东新会中集特种运输设备有限公司 | Container chassis and container comprising same |
| CN106004910A (en) * | 2016-05-27 | 2016-10-12 | 中车眉山车辆有限公司 | U-shaped structure underframe |
| CN106274928A (en) * | 2016-09-06 | 2017-01-04 | 中车哈尔滨车辆有限公司 | Special railway military vehicle transport vehicle concave bottom frame |
-
2018
- 2018-09-10 CN CN201811052236.4A patent/CN109131407B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101565051A (en) * | 2008-04-25 | 2009-10-28 | 南车青岛四方机车车辆股份有限公司 | Central cross beam connecting type hinging framework |
| CN203486400U (en) * | 2013-08-29 | 2014-03-19 | 广东新会中集特种运输设备有限公司 | Container chassis and container comprising same |
| CN106004910A (en) * | 2016-05-27 | 2016-10-12 | 中车眉山车辆有限公司 | U-shaped structure underframe |
| CN106274928A (en) * | 2016-09-06 | 2017-01-04 | 中车哈尔滨车辆有限公司 | Special railway military vehicle transport vehicle concave bottom frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114750797A (en) * | 2022-04-24 | 2022-07-15 | 中车常州车辆有限公司 | Concave bottom frame and container transportation equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109131407B (en) | 2020-04-03 |
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