CN111252101A - Railway carries on back multi-functional transport vechicle chassis and transport vechicle - Google Patents
Railway carries on back multi-functional transport vechicle chassis and transport vechicle Download PDFInfo
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- CN111252101A CN111252101A CN202010071253.3A CN202010071253A CN111252101A CN 111252101 A CN111252101 A CN 111252101A CN 202010071253 A CN202010071253 A CN 202010071253A CN 111252101 A CN111252101 A CN 111252101A
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- Prior art keywords
- beam assembly
- transport vehicle
- assembly
- side beam
- traction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F1/00—Underframes
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- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F1/00—Underframes
- B61F1/08—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G9/00—Draw-gear
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a chassis of a multifunctional railway piggyback transport vehicle and the transport vehicle, and the technical scheme is as follows: the device comprises a side beam assembly in a variable-section box-type structure, wherein the section of the middle part of the side beam assembly is parallel to the lower limit; the two ends of the side beam assembly are symmetrically provided with traction beams along the longitudinal direction of the side beam assembly, and the traction beams are formed by splicing plates to reduce the dead weight; one end of the traction beam assembly is fixed with the end beam assembly, and the other end of the traction beam assembly is connected with the large cross beam assembly I; big crossbeam is constituteed I and is kept away from draw beam and constitute one side and set up big crossbeam and constitute II, sets up concave bottom centre sill between two big crossbeam constitutions II in order to improve concave bottom bearing strength. The invention can effectively reduce the dead weight and ensure that the strength, the rigidity, the fatigue and the like of the chassis can meet the standard requirements under different loading working conditions of a transport semitrailer, a container and the like.
Description
Technical Field
The invention relates to the field of railway transportation, in particular to a railway piggyback multifunctional transport vehicle chassis and a transport vehicle.
Background
The railway piggyback transportation is a transportation mode combining highway and railway, and means that a freight car or a container is directly driven or hoisted to a piggyback transport vehicle for transportation, and then driven or hoisted to a ground station yard from the vehicle after reaching a destination. The railway piggyback transportation can realize the seamless butt joint between the road and the railway, and reduce the loading and unloading of goods and environmental pollution.
The inventor finds that the railway piggyback transportation is not widely carried out at present, the self weight of the underframe of the existing railway piggyback transportation is large, and the strength, the rigidity, the fatigue and the like of the underframe are difficult to meet the standard requirements under different loading working conditions.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the chassis of the railway piggyback multifunctional transport vehicle, which can effectively reduce the dead weight and ensure that the chassis meets the standard requirements on strength, rigidity, fatigue and the like under different loading conditions of a transport semitrailer, a container and the like.
The second purpose of the invention is to provide a railway piggyback transport vehicle.
The invention adopts the following technical scheme:
a chassis of a multifunctional railway piggyback transport vehicle comprises a side beam assembly in a variable-section box structure, wherein the middle section of the side beam assembly is parallel to the lower limit; the two ends of the side beam assembly are symmetrically provided with traction beams along the longitudinal direction of the side beam assembly, and the traction beams are formed by splicing plates to reduce the dead weight;
one end of the traction beam assembly is fixed with the end beam assembly, and the other end of the traction beam assembly is connected with the large cross beam assembly I; big crossbeam is constituteed I and is kept away from draw beam and constitute one side and set up big crossbeam and constitute II, sets up concave bottom centre sill between two big crossbeam constitutions II in order to improve concave bottom bearing strength.
Furthermore, a plurality of small cross beams are arranged between the concave bottom center sill and the side sill at intervals, and floor boards are respectively arranged below the small cross beam assemblies and the traction beam assemblies.
Furthermore, a longitudinal beam assembly used for limiting the tire clamping seat is arranged between the adjacent small cross beam assemblies.
Furthermore, a reinforcing strut is connected between the large cross beam assembly I and the large cross beam assembly II.
Furthermore, a sleeper beam assembly is arranged between the traction beam assembly and the side beam assembly.
Furthermore, a saddle interface is reserved at the end part of the underframe, and a tire clamping seat interface is reserved in the concave bottom; and a container lock interface is reserved in the middle of the floor assembly and the side beam assembly.
Furthermore, the side beam assembly is formed by connecting an end side beam assembly I, a middle beam assembly and an end side beam assembly II into a fish belly structure.
Furthermore, the upper fixing reinforcing plate of the end side beam assembly I, the middle beam assembly and the end side beam assembly II.
Furthermore, the draft sill assembly comprises a draft sill lower cover plate and draft sill webs symmetrically arranged above the draft sill lower cover plate, and draft sill partition plates and a center plate seat are connected between the draft sill webs.
A railway piggyback transport vehicle comprises a chassis of the multifunctional transport vehicle.
Compared with the prior art, the invention has the beneficial effects that:
1. the underframe traction beam is formed by splicing plates, and compared with H-shaped steel and B-shaped steel with the same cross section, the underframe traction beam can effectively reduce the dead weight and improve the strength;
2. the side beams form a core component of the underframe, so that the longitudinal force is transmitted in the running process and the vertical load is borne when goods are loaded, and the underframe is ensured to have enough rigidity; the variable cross-section box type structure formed by the plate beams is adopted, the integral structure of the side beams is in a fish belly shape, two ends of the side beams are connected through the connecting plates to enable the side beams to form an integral frame, the cross section of the middle part of the side beam is parallel to the lower limit, the lower limit can be better utilized, the inner width of the underframe is increased, and the rigidity of the underframe can be improved;
3. according to the invention, the concave bottom center sill is arranged in the concave bottom, so that the bearing strength of the concave bottom can be improved; the floor assemblies are arranged at the two ends of the underframe and in the concave bottom, so that when a person gets on the train and operates the semitrailer, the large parts on the semitrailer fall off the track to cause derailment accidents and influence the running safety of the semitrailer;
4. the underframe of the invention is an all-steel welded structure, and has simple structure and good manufacturing manufacturability;
5. the invention is characterized in that a saddle interface is reserved at the end part of an underframe, and an interface of a tire clamping seat is reserved in a concave bottom and is used for transporting a semitrailer; a container lock interface is reserved in the middle of the floor and the side beam assembly and used for transporting containers, and multifunctional transportation is achieved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic top view of a structure according to a first embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of an end beam according to a first embodiment of the present invention;
FIG. 4 is an isometric view of a draft sill assembly according to a first embodiment of the present invention;
FIG. 5 is a side view of a trailing beam assembly according to a first embodiment of the present invention;
FIG. 6 is a schematic view of a sleeper beam according to a first embodiment of the present invention;
FIG. 7 is a schematic structural view of a large beam assembly I according to a first embodiment of the present invention;
fig. 8 is a schematic structural view of a large beam assembly II according to a first embodiment of the present invention;
FIG. 9 is a schematic view of a concave bottom center sill structure according to a first embodiment of the present invention;
FIG. 10 is a schematic view of a side sill assembly of the first embodiment of the present invention;
FIG. 11 is a schematic view of a floor panel according to a first embodiment of the present invention;
FIG. 12 is a schematic structural diagram of a reinforcing strut according to a first embodiment of the present invention;
fig. 13 is a schematic structural view of a small beam assembly according to a first embodiment of the present invention;
fig. 14 is a schematic structural view of a longitudinal beam according to a first embodiment of the present invention.
In the figure: 1. end beam component, 2, draft sill component, 21, draft sill lower cover plate, 22, draft sill web, 23, draft sill partition, 24, center plate seat, 25, sleeper beam lower cover plate, 26, split center plate, 3, sleeper beam component, 4, large cross beam component I, 5, large cross beam component II, 6, concave bottom center beam, 61, center beam upper cover plate, 62, center beam, 63, connecting beam, 7, side beam component, 71, end side beam component I, 72, connecting plate, 73, middle side beam component, 74, reinforcing plate I, 75, reinforcing plate II, 76, reinforcing plate III, 77, end side beam component II, 8, floor component, 81, end floor I, 82, concave bottom floor, 83, end floor II, 9, reinforcing strut, 10, small cross beam component, 11 longitudinal beam component, 12, container lock seat interface, 13, saddle interface.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "up", "down", "left" and "right" in this application, if any, merely indicate correspondence with the directions of up, down, left and right of the drawings themselves, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the application.
The terms "mounted", "connected", "fixed", and the like in the present application should be understood broadly, and for example, the terms "mounted", "connected", and "fixed" may be fixedly connected, detachably connected, or integrated; the two components can be connected directly or indirectly through an intermediate medium, or the two components can be connected internally or in an interaction relationship, and the terms can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows:
the present invention will be described in detail with reference to fig. 1 to 14, and specifically, the structure is as follows:
the embodiment provides a chassis of a multifunctional railway piggyback transport vehicle, which is an integral bearing structure welded by all steel at a concave bottom, and has the advantages of simple structure and good manufacturing manufacturability; the bottom frame comprises an end beam assembly 1, a traction beam assembly 2, a sleeper beam assembly 3, a large cross beam assembly I4, a large cross beam assembly II5, a concave bottom middle beam 6, a side beam assembly 7, a floor assembly 8, a reinforcing strut 9, a small cross beam assembly 10 and a longitudinal beam assembly 11, wherein the side beam assembly 7 is used as a core component of the bottom frame and plays a role in transmitting longitudinal force in the operation process and bearing vertical load when goods are loaded, and the bottom frame is ensured to have enough rigidity.
The side beam assembly 7 is of an integral welding structure, and the end beam assembly 1 is arranged at two ends of the side beam assembly 7; the draft sill assembly 2 is longitudinally arranged and is positioned in the middle of two ends of the underframe, and the sleeper beam assembly 3 is arranged between the draft sill assembly 2 and the side beam assembly 7. One end of the traction beam assembly 2 is connected with the end beam assembly 1, and the other end of the traction beam assembly is connected with the large cross beam assembly I4. The large cross beam assembly I4 is arranged between the tail part of the traction beam assembly 2 and the side beam assembly 7; the large beam assembly II5 is arranged at two ends of the concave bottom of the underframe, and a reinforcing strut 9 is connected between the large beam assembly I4 and the large beam assembly II5 and used for increasing the connecting strength between the large beam assembly I4 and the large beam assembly II 5. In the present embodiment, the reinforcing brace 9 is formed by machining and bending a plate material.
A concave bottom center sill 6 is arranged between two large cross beam assemblies II5 in the concave bottom, the concave bottom center sill 6 is arranged along the longitudinal direction, a plurality of small cross beam assemblies 10 are arranged between the concave bottom center sill 6 and the side beam assemblies 7 at intervals, and the small cross beam assemblies 10 are arranged in the concave bottom and are assembled and welded with the concave bottom center sill 6 and the side beam assemblies 7. And a longitudinal beam assembly 11 is arranged between the adjacent small cross beam assemblies 10 and is used for limiting the tire clamping seat. The floor assembly 8 is respectively arranged below the small beam assembly 11 and the traction beam assembly 2.
A saddle interface 13 is reserved at the end part of the underframe, and a tire clamping seat interface is reserved in the concave bottom and used for transporting the semitrailer; and a container lock interface 12 is reserved in the middle of the floor assembly 8 and the side beam assembly 7 and is used for transporting containers.
As shown in fig. 3, the end beam assembly 1 is formed by assembling and welding an end plate and a lower cover plate. As shown in fig. 4 and 5, the draft sill assembly 2 comprises a draft sill lower cover plate 21, a draft sill web plate 22, a draft sill partition plate 23, a center plate seat 24, a sleeper beam lower cover plate 25 and a split center plate 26, wherein the draft sill lower cover plate 21, the draft sill web plate 22, the draft sill partition plate 23, the center plate seat 24 and the sleeper beam lower cover plate 25 are assembled and welded together and are connected with the split center plate 26 through riveting. The traction beam component 2 is formed by splicing plates, and can effectively reduce the dead weight and improve the strength compared with H-shaped steel and B-shaped steel with the same cross section.
Specifically, the draft sill webs 22 are symmetrically fixed above the draft sill lower cover plate 21, and the draft sill clapboard 23 and the center plate seat 24 are arranged between the two draft sill webs 22. The sleeper beam lower cover plate 25 is attached to the middle of the draft sill lower cover plate 21.
As shown in fig. 6-8, the bolster assembly 3, the large beam assembly I4, and the large beam assembly II5 are respectively formed by assembling and welding a web, a partition, a lower cover plate, and the like. The specific structure is the same as the prior art, and is not described herein again. As shown in fig. 9, the depressed center sill 6 is formed by assembling and welding a center sill upper cover plate 61, a center sill 62, and a plurality of connecting beams 63, the connecting beams 63 are installed at intervals on the lower side of the center sill upper cover plate 61, and the center sill 62 is installed below the center sill upper cover plate 61 and connected to both ends of the connecting beams 63. The concave bottom center sill 6 is arranged in the concave bottom, so that the bearing strength of the concave bottom can be improved.
As shown in fig. 10, the side beam assembly 7 has a fish belly shape in its overall structure, and has a variable cross-section box structure formed by plate columns at both ends. Specifically, the side member assembly 7 is formed by assembly welding of an end side member assembly I71, a connecting plate 72, a middle side member assembly 73, a reinforcing plate I74, a reinforcing plate II75, a reinforcing plate III76 and an end side member assembly II 77. The end side beam assembly I71, the middle side beam assembly II73 and the end side beam assembly II77 are assembled and welded to form a fish belly structure; the connecting plate 72 and the end side beam I71 and the end side beam II77 are assembled and welded to form an integral framework structure. The section of the middle part of the side beam assembly 7 is parallel to the lower limit, so that the lower limit can be better utilized, the inner width of the underframe is increased, and the rigidity of the underframe can be improved.
The reinforcing plate I74 is welded on an upper cover plate of the end side beam assembly I71 in a group mode, the reinforcing plate II75 is welded on an upper cover plate of the middle side beam assembly II73 in a group mode, and the reinforcing plate III76 is welded on an upper cover plate of the end side beam assembly II77 in a group mode, so that the rigidity of the side beam assembly 7 is improved.
As shown in fig. 11, the floor assembly 8 is composed of an end floor I81, a concave bottom floor 82 and an end floor II83, wherein the end floor I81 and the end floor II83 are arranged at two ends of the underframe and are welded with an end beam assembly 1, a traction beam assembly 2, a sleeper beam assembly 3, a large cross beam assembly I4 and a side beam assembly 7. The concave bottom floor 82 is arranged in the concave bottom and is assembled and welded with the large cross beam assembly II5, the concave bottom middle beam 6, the side beam assembly 7 and the small cross beam assembly 10. The floor component 8 can be convenient for personnel to get on the train and can prevent the large parts on the semitrailer from falling off the track to cause derailment accidents to influence the running safety of the vehicle when the semitrailer is transported.
As shown in fig. 13, the small beam assembly 10 is formed by welding the small beam and the lower cover plate to form a box-shaped structure. As shown in fig. 14, the longitudinal beam assembly 11 is composed of a series of longitudinal beams longitudinally arranged on the flanges of the side beam assembly 7 and between the small cross beam assemblies 10.
Example two:
the embodiment provides a railway piggyback transport vehicle which comprises the multifunctional transport vehicle chassis of the first embodiment.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A chassis of a multifunctional railway piggyback transport vehicle is characterized by comprising side beam assemblies in a variable-section box structure, wherein the middle section of each side beam assembly is parallel to the lower limit; the two ends of the side beam assembly are symmetrically provided with traction beams along the longitudinal direction of the side beam assembly, and the traction beams are formed by splicing plates to reduce the dead weight;
one end of the traction beam assembly is fixed with the end beam assembly, and the other end of the traction beam assembly is connected with the large cross beam assembly I; big crossbeam is constituteed I and is kept away from draw beam and constitute one side and set up big crossbeam and constitute II, sets up concave bottom centre sill between two big crossbeam constitutions II in order to improve concave bottom bearing strength.
2. The multifunctional transport vehicle underframe of claim 1, wherein a plurality of small cross beams are arranged between the concave bottom middle beam and the side beam assembly at intervals, and floor assemblies are respectively arranged below the small cross beam assembly and the traction beam assembly.
3. The multifunctional transport vehicle underframe for railway piggyback according to claim 2, wherein a longitudinal beam assembly for limiting the tire clamping seat is arranged between the adjacent small beam assemblies.
4. The multifunctional transport vehicle chassis for railway piggyback of claim 1, wherein a reinforcing strut is connected between said large cross beam assembly I and said large cross beam assembly I I.
5. The multifunctional transport vehicle underframe for railway piggyback according to claim 1, wherein a sleeper beam assembly is arranged between the traction beam assembly and the side beam assembly.
6. The chassis of the multifunctional transport vehicle for the railway piggyback as claimed in claim 1, wherein a saddle interface is reserved at the end part of the chassis, and a tire clamping seat interface is reserved in the concave bottom; and a container lock interface is reserved in the middle of the floor assembly and the side beam assembly.
7. The multifunctional railway piggyback transport vehicle chassis of claim 1, wherein said side beam assemblies are connected by end side beam assemblies I, middle beam assemblies, and end side beam assemblies I I to form a fish belly configuration.
8. The multifunctional railway piggyback transport vehicle chassis of claim 7, wherein said end side beam assembly I, middle beam assembly and end side beam assembly I I are fixed with reinforcing plates above.
9. The multifunctional transport vehicle chassis for the railway piggyback of claim 1, wherein the draft sill assembly comprises a draft sill lower cover plate, draft sill webs symmetrically arranged above the draft sill lower cover plate, and draft sill partition plates and a center plate seat are connected between the draft sill webs.
10. A railway piggyback transport vehicle comprising a multi-function transport vehicle chassis according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010071253.3A CN111252101A (en) | 2020-01-21 | 2020-01-21 | Railway carries on back multi-functional transport vechicle chassis and transport vechicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010071253.3A CN111252101A (en) | 2020-01-21 | 2020-01-21 | Railway carries on back multi-functional transport vechicle chassis and transport vechicle |
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| Publication Number | Publication Date |
|---|---|
| CN111252101A true CN111252101A (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010071253.3A Pending CN111252101A (en) | 2020-01-21 | 2020-01-21 | Railway carries on back multi-functional transport vechicle chassis and transport vechicle |
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| CN (1) | CN111252101A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111959547A (en) * | 2020-09-01 | 2020-11-20 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle and high-low floor underframe structure thereof |
| CN114056218A (en) * | 2021-12-02 | 2022-02-18 | 中车齐齐哈尔车辆有限公司 | Container and dual-purpose automobile body for automobile transportation |
| CN114715212A (en) * | 2022-04-24 | 2022-07-08 | 中车常州车辆有限公司 | Container bearing device and container transportation equipment |
| CN117485391A (en) * | 2023-11-14 | 2024-02-02 | 中车株洲电力机车有限公司 | A rail transit vehicle body underframe structure, car body and rail vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117485391A (en) * | 2023-11-14 | 2024-02-02 | 中车株洲电力机车有限公司 | A rail transit vehicle body underframe structure, car body and rail vehicle |
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Address after: Huai Village Street Huaiyin District of Ji'nan city of Shandong Province, No. 73 250022 Applicant after: CRRC SHANDONG Co.,Ltd. Applicant after: Shenhua Railway Equipment Co.,Ltd. Address before: Huai Village Street Huaiyin District of Ji'nan city of Shandong Province, No. 73 250022 Applicant before: CRRC SHANDONG Co.,Ltd. Applicant before: SHENHUA RAIL AND FREIGHT WAGONS TRANSPORT Co.,Ltd. |
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Application publication date: 20200609 |
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