CN103978987B - Towing beam and rail vehicle - Google Patents
Towing beam and rail vehicle Download PDFInfo
- Publication number
- CN103978987B CN103978987B CN201410205650.XA CN201410205650A CN103978987B CN 103978987 B CN103978987 B CN 103978987B CN 201410205650 A CN201410205650 A CN 201410205650A CN 103978987 B CN103978987 B CN 103978987B
- Authority
- CN
- China
- Prior art keywords
- flat board
- cavity structure
- rail vehicle
- side plates
- draw beam
- 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.)
- Active
Links
Landscapes
- Butt Welding And Welding Of Specific Article (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention provides a towing beam and a rail vehicle. The towing beam comprises two mutually parallel side plates, and a first flat plate and a second flat plate which are arranged between the two side plates in parallel from bottom to top, wherein the two side plates, the first flat plate and the second flat plate define a cavity structure which is of a milling molded integrated structure, the outer surface, where the first flat plate is located, of the cavity structure is a smooth surface, the smooth surface is used for being welded with a chassis floor of the rail vehicle, and the end part where an opening of the cavity structure is positioned is used for being welded with a draw gear flat plate of the rail vehicle. According to the towing beam and the rail vehicle provided by the invention, the outer surface of the cavity structure of the towing beam is only provided with a smooth curved surface and a plane, and the cavity structure of the towing beam is only internally provided with the opening in the center, all the structures can be machined by a milling machine, and after single to-be-machined section bar is machined with the smooth curved surface and the plane of the outer surface, the section bar is milled to form a through hole in the center, so compared with the prior art, the towing beam provided by the invention has the advantages of being simple in process, high in machining speed and short in manufacturing time.
Description
Technical field
The present invention relates to rail vehicle technology, more particularly to a kind of draw beam and rail vehicle.
Background technology
In rail vehicle, draw beam is used to connect the end carriage composition of train and bottom frame floor, in train travelling process
Play a part of to transmit longitudinal force.
Fig. 1 be prior art in draw beam structural representation, Fig. 2 be prior art in draw beam sectional view, such as Fig. 1
With shown in Fig. 2, draw beam of the prior art, including bent section 11 and vertical profile 12, the top margin of vertical profile 12 is welded in curved
Forming draw beam on the bottom surface of curved material 11.
The deficiencies in the prior art part is to need to make bent section and vertical profile respectively, time-consuming longer, and is manufactured
Bent section and vertical profile need be welded to connect, in order to eliminate stress concentration after welding, also need to carry out sanding operation to weld seam,
Thus the time of welding operation is equally longer, and complex process.
The content of the invention
For the problems referred to above of prior art, the present invention provides a kind of draw beam and rail vehicle, to solve prior art
The long problem of middle draw beam manufacturing time.
A kind of rail vehicle traction beam that the present invention is provided, puts down including two side plates being parallel to each other and from bottom to top
Row is arranged on the first flat board and the second flat board between described two side plates, described two side plates and first flat board, second
Flat board surrounds cavity structure, and the cavity structure is the integral structure of milling molding；
Wherein, on the cavity structure the first flat board be located outer surface be burnishing surface, and the burnishing surface be used for and track
The bottom frame floor welding of vehicle, the end at the opening place of the cavity structure is used for the hitch plate welding with rail vehicle；
Second flat board is protruded in the top of the side plate, and the top is included from the end to the cavity structure
The other end continuous first hypotenuse, stage casing horizontal sides and the second hypotenuse successively, the inclination of first hypotenuse and the second hypotenuse
Direction is identical.
Above-mentioned draw beam, first flat board is rectangular configuration, and two side plates are respectively arranged at described first
On the long side of flat board.
Above-mentioned draw beam, the corner of the cavity structure is arc transition.
Above-mentioned draw beam, the area of second flat board is less than the first flat board.
Multiple osculums are offered on above-mentioned draw beam, the side plate and/or second flat board.
The present invention a kind of rail vehicle, including slow end and bottom frame floor are also provided, delay end include end carriage constitute and
The hitch flat board that end carriage constitutes side is fixedly arranged on, chain intermittent weld there are multiple above-mentioned draw beams on the hitch flat board, and described
First flat board of draw beam is welded with the bottom frame floor.
Draw beam and rail vehicle that the present invention is provided, two side plates are provided with the first flat board and the second flat board organization center
The draw beam cavity structure of through hole, its outer surface only has smooth surface and plane, and without other complicated faces, internal only center is open-minded
Hole, these structures can be processed by milling machine, therefore for the draw beam of the present embodiment offer, single section bar Jing milling machines to be processed add
Work goes out after the smooth surface and plane of outer surface, and center mills out through hole, without the need for other machining tools, compared to existing technology
Single bent section and vertical profile are made respectively, the complex steps of polishing welding seams are then welded to connect again, and present invention process is simple,
Process velocity is fast, and manufacturing time is short.
Meanwhile, the draw beam that the present embodiment is provided, when being that rail vehicle is assembled, the first plate welding is in rail vehicle
On bottom frame floor, compared to existing technology the base of middle vertical profile is welded on bottom frame floor, and lifting surface area is bigger.Likewise, existing
Have for the stress concentration for preventing vertical profile from causing because lifting surface area is less in technology, need that the weld seam after welding is carried out to beat
Mill process, it is time-consuming longer, thus reduce the assembling speed of floor underframe for vehicle.The draw beam that the present embodiment is provided, lifting surface area is big,
The stress that unit area is received is less, therefore need not carry out postwelding polishing, so as to accelerate the assembling speed of floor underframe for vehicle.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are these
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of draw beam in prior art；
Fig. 2 is the sectional view of draw beam in prior art；
The structural representation of the draw beam that Fig. 3 is provided by the embodiment of the present invention；
Fig. 4 is provided the structural representation of the slow end of rail vehicle by the embodiment of the present invention；
Fig. 5 is provided the slow end of rail vehicle and the structural representation of train bottom frame floor by the embodiment of the present invention.
Specific embodiment
The structural representation of the draw beam that Fig. 3 is provided by the embodiment of the present invention；As shown in figure 3, what the present embodiment was provided
A kind of rail vehicle traction beam, is set in parallel in including two side plates 23 being parallel to each other and from bottom to top two side plates 23
Between the first flat board 21 and the second flat board 22, two flat boards 21 of side plate 23 and first, the second flat boards 22 surround cavity structure, empty
Cavity configuration is the integral structure of milling molding；Wherein, the outer surface that the first flat board 21 is located on cavity structure is burnishing surface, and
The burnishing surface is used to be welded with the bottom frame floor of rail vehicle, and the end that the opening of cavity structure is located is used for and rail vehicle
Hitch plate welding.The second flat board 22 is protruded in the draw beam that the present embodiment is provided, the top of side plate 23, and top is included from end
To the cavity structure other end successively continuous first hypotenuse, stage casing horizontal sides and the second hypotenuse, the first hypotenuse and the second hypotenuse
Incline direction it is identical.
The draw beam that the present embodiment is provided, the preferably rectangular structure of the first flat board 21, two side plates 23 are respectively arranged at the
On two long sides of one flat board 21, the second flat board 22 parallel to the first flat board 21 and be fixed on the middle part of two side plates 23 or on
Portion, to play a part of to strengthen whole draw beam traction beam strength.It is preferred that the area of the second flat board 23 is less than the first flat board 21, tool
Body, the area of the second flat board 22 can be the half of the first flat board 21.Draw beam with its side plate 23 with the first hypotenuse phase
Adjacent open end is welded with the end carriage composition of train, and the contact area of such welding position is larger, can bear bigger indulging
Xiang Li, the less reduction flat board 22 of side plate 23 and second on the premise of whole traction beam strength is ensured of the area of the second flat board 22 is used
Material, save Financial cost.
The draw beam that the present embodiment is provided, two side plates and the first flat board and the second flat board organization center are provided with the sky of through hole
Cavity configuration, its outer surface only has smooth surface and plane, and without other complicated faces, internal only center is provided with through hole, and these structures are equal
Can be processed by milling machine, therefore for the draw beam of the present embodiment offer, single section bar Jing milling machines to be processed process outer surface
After smooth surface and plane, center mills out through hole, and without the need for other machining tools, making respectively compared to existing technology is single
Bent section and vertical profile, are then welded to connect again the complex steps of polishing welding seams, the present embodiment process is simple, process velocity
Hurry up, manufacturing time is short.
Meanwhile, the draw beam that the present embodiment is provided, when being that rail vehicle is assembled, the first plate welding is in rail vehicle
On bottom frame floor, compared to existing technology the base of middle vertical profile is welded on bottom frame floor, and lifting surface area is bigger.Likewise, existing
Have for the stress concentration for preventing vertical profile from causing because lifting surface area is less in technology, need that the weld seam after welding is carried out to beat
Mill process, it is time-consuming longer, thus reduce the assembling speed of floor underframe for vehicle.The draw beam that the present embodiment is provided, lifting surface area is big,
The stress that unit area is received is less, therefore need not carry out postwelding polishing, so as to accelerate the assembling speed of floor underframe for vehicle.
The size of aforesaid second flat board of the present embodiment is preferred, is not limited thereto.
The draw beam that the present embodiment is provided, the such as corner of cavity structure, two side plates and the first flat board and the second flat board
The preferred arc transition in junction, in order to milling machine processing.
Further, the draw beam that the present embodiment is provided, is arranged at train bottom, in train travelling process cavity structure
Hydrops are possible to, therefore multiple osculums are preferably opened up on the side plate and/or the second flat board of draw beam, to drain the water away.
Fig. 4 is provided the structural representation of the slow end of rail vehicle by the embodiment of the present invention；Fig. 5 is the embodiment of the present invention
The slow end of institute's offer rail vehicle and the structural representation of train bottom frame floor；As shown in Figure 4 and Figure 5, the present embodiment is provided
A kind of rail vehicle, using above-mentioned draw beam 2.
The rail vehicle that the present embodiment is provided, including slow end 4 and bottom frame floor 6, delaying end 4 includes end carriage composition, solid
Hitch panel 3 and the draw beam 2 that is welded on hitch panel 3 on front side of end carriage composition, opens up side by side on hitch panel 3
There are two grooves 5.In prior art, two draw beams of connection in the middle of two grooves 5 on hitch panel 3, two on hitch panel 3
The both sides of groove 5 respectively connect a draw beam.Because the connection area of bottom frame floor 6 becomes big in the present embodiment, therefore three tractions
Beam 2 can meet connection requirement.Simultaneously as the width of the draw beam 2 in the present embodiment is big compared with the change of prior art, therefore three
Individual draw beam 2 is respectively arranged on hitch panel 3 on three sections separated by two grooves 5.
Certainly, if making modification to the position of the upper groove 5 of hitch panel 3, the installation number of draw beam 2 and position can be with
Synchronously make modification.
In addition, draw beam is welded on the prefabricated gusset on bottom frame floor 6 in prior art, the traction that the present embodiment is provided
Beam 2 can be directly welded on the burnishing surface of bottom frame floor 6, therefore bottom frame floor 6 need not manufacture of the prior art pre- when manufacturing
Gusset processed.
The rail vehicle that the present embodiment is provided, its draw beam is to be made up of two side plates and the first flat board and the second flat board
The heart is provided with the cavity structure of through hole, and its outer surface only has smooth surface and plane, and without other complicated faces, internal only center is open-minded
Hole, these structures can be processed by milling machine, therefore for the draw beam of the present embodiment offer, single section bar Jing milling machines to be processed add
Work goes out after the smooth surface and plane of outer surface, and center mills out through hole, without the need for other machining tools, compared to existing technology
Single bent section and vertical profile are made respectively, are then welded to connect again the complex steps of polishing welding seams, the letter of the present embodiment technique
Single, process velocity is fast, and manufacturing time is short.
Finally it should be noted that：Various embodiments above only to illustrate technical scheme, rather than a limitation；To the greatest extent
Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, either which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, do not make the essence disengaging various embodiments of the present invention technology of appropriate technical solution
The scope of scheme.
Claims (4)
1. a kind of rail vehicle traction beam, it is characterised in that including two side plates being parallel to each other and parallel from bottom to top set
Put the first flat board and the second flat board between described two side plates, described two side plates and first flat board, the second flat board
Surround cavity structure,
The corner of the cavity structure is arc transition, and the cavity structure is the integral structure of milling molding；
Wherein, first flat board is rectangular configuration, and two side plates are respectively arranged on the long side of first flat board,
Second flat board is fixed on the middle part or top of described two side plates；
The outer surface that the first flat board is located on the cavity structure is burnishing surface, and the burnishing surface is used for the underframe with rail vehicle
Floor welded, the end at the opening place of the cavity structure is used for the hitch plate welding with rail vehicle；
Second flat board is protruded in the top of the side plate, and the top include it is another to the cavity structure from the end
Hold the incline direction of continuous first hypotenuse, stage casing horizontal sides and the second hypotenuse successively, first hypotenuse and the second hypotenuse
It is identical.
2. draw beam according to claim 1, it is characterised in that the area of second flat board is less than the first flat board.
3. draw beam according to claim 1, it is characterised in that offer on the side plate and/or second flat board
Multiple osculums.
4. a kind of rail vehicle, it is characterised in that including slow end and bottom frame floor, delaying end includes that end carriage is constituted and fixed
The hitch flat board of side is constituted in end carriage, there be described in multiple any one of claim 1-3 chain intermittent weld on the hitch flat board
Draw beam, and the first flat board of the draw beam welds with the bottom frame floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410205650.XA CN103978987B (en) | 2014-05-15 | 2014-05-15 | Towing beam and rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410205650.XA CN103978987B (en) | 2014-05-15 | 2014-05-15 | Towing beam and rail vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103978987A CN103978987A (en) | 2014-08-13 |
| CN103978987B true CN103978987B (en) | 2017-05-17 |
Family
ID=51271233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410205650.XA Active CN103978987B (en) | 2014-05-15 | 2014-05-15 | Towing beam and rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103978987B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016138774A1 (en) * | 2015-03-02 | 2016-09-09 | 中车青岛四方机车车辆股份有限公司 | Track vehicle and traction beam thereof |
| CN106312246A (en) * | 2016-10-14 | 2017-01-11 | 辽宁忠旺铝合金精深加工有限公司 | Automatic welding process for aluminum alloy draw gear panel applied to subway |
| SG11202007894RA (en) * | 2019-02-26 | 2020-10-29 | Crrc Changchun Railway Vehicles Co Ltd | Multiple-unit train and vehicle body end underframe 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 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5863565A (en) * | 1981-10-09 | 1983-04-15 | 株式会社東芝 | Reverse harink type axial weight movement preventive truck for car |
| CN201573663U (en) * | 2009-10-30 | 2010-09-08 | 南车长江车辆有限公司 | Chassis towing beam assembly of macro-axis heavy-railway bathtub open wagon |
| CN202294854U (en) * | 2011-10-31 | 2012-07-04 | 南车青岛四方机车车辆股份有限公司 | Rail vehicle traction beam |
| CN202703611U (en) * | 2012-05-24 | 2013-01-30 | 长春轨道客车股份有限公司 | Car underframe draft sill mechanism |
-
2014
- 2014-05-15 CN CN201410205650.XA patent/CN103978987B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103978987A (en) | 2014-08-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103978987B (en) | Towing beam and rail vehicle | |
| CN210822249U (en) | High-low floor connecting device of rail vehicle body | |
| CN105667531B (en) | A kind of rail vehicle aluminium alloy sleeper beam structure | |
| CN206305683U (en) | The total mounted welder in groups of empty iron roof of train | |
| CN207130552U (en) | Suspension type sky rail track beam construction | |
| CN204282215U (en) | A kind of suspension bridge welded type main cable saddle | |
| CN201817172U (en) | Elevator main engine beam | |
| CN103418736A (en) | Vehicle frame beam assembly riveting work fixture and method | |
| CN103350114A (en) | Double-pass roller for machining track shape steel and rolling method | |
| CN103170754A (en) | Railway box van dragging beam assembling welding process | |
| CN205437801U (en) | Gantry machine tool | |
| CN211248768U (en) | Auxiliary welding tool for underframe frame | |
| CN210101632U (en) | Special flat car for railway container | |
| CN207154717U (en) | A kind of horizontal casting conveys hauling machine roller part | |
| CN206938575U (en) | The beam car of two-way fortune beam on a kind of asymmetric whole opening box girder beam of achievable large-tonnage | |
| CN106696980B (en) | Railway red ball bogie bolster | |
| CN202322016U (en) | Main beam of single-beam crane | |
| CN109047824A (en) | Container accessory processing unit (plant) | |
| CN102372220B (en) | Passenger conveying equipment | |
| CN107857191A (en) | A kind of frock for the big part of duplicate rows car handling and preparation method thereof | |
| CN204236479U (en) | For the headwall reinforced structure of hopper car | |
| CN208713388U (en) | A kind of portal frame of carving machine | |
| CN210103256U (en) | Elevator traction machine combination | |
| CN204055792U (en) | A kind of railway truck circular arc side wall composition | |
| CN204279465U (en) | A kind of aluminum alloy sleeper beam structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory Applicant after: CRRC TANGSHAN CO., LTD. Address before: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory Applicant before: Tangshan Railway Carriage Co., Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |