CN103978987A - Towing beam and rail vehicle - Google Patents
Towing beam and rail vehicle Download PDFInfo
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- CN103978987A CN103978987A CN201410205650.XA CN201410205650A CN103978987A CN 103978987 A CN103978987 A CN 103978987A CN 201410205650 A CN201410205650 A CN 201410205650A CN 103978987 A CN103978987 A CN 103978987A
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- flat board
- cavity structure
- draw beam
- side plates
- hypotenuse
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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 guideway vehicle technology, relate in particular to a kind of draw beam and guideway vehicle.
Background technology
In guideway vehicle, draw beam forms and bottom frame floor for connecting the end carriage of train, works to transmit longitudinal force in train travelling process.
Fig. 1 is the structural representation of draw beam in prior art, Fig. 2 is the cutaway view of draw beam in prior art, as depicted in figs. 1 and 2, and draw beam of the prior art, comprise bent section 11 and vertical profile 12, the top margin of vertical profile 12 is welded on the bottom surface of bent section 11 to form draw beam.
The deficiencies in the prior art part is, need to make respectively bent section and vertical profile, consuming time longer, and the bent section of having manufactured and vertical profile need to be welded to connect, concentrated in order to eliminate stress after welding, also need butt welded seam to carry out sanding operation, thus the time of welding operation longer equally, and complex process.
Summary of the invention
For the problems referred to above of prior art, the invention provides a kind of draw beam and guideway vehicle, to solve the long problem of draw beam manufacturing time in prior art.
A kind of rail vehicle traction beam provided by the invention, comprise two side plates that are parallel to each other and be set in parallel in the flat board of first between described two side plates and the second flat board from bottom to top, described two side plates and described the first flat board, the second flat board surround cavity structure, and described cavity structure is the integral structure of milling moulding;
Wherein, on described cavity structure, the outside face at the first dull and stereotyped place is burnishing surface, and this burnishing surface is for the bottom frame floor welding with guideway vehicle, and the end at the opening place of described cavity structure is for the hitch plate welding with guideway vehicle;
Described the second flat board is protruded in the top of described side plate, and described top comprises that from described end described the first hypotenuse is identical with the direction of tilt of the second hypotenuse to the described cavity structure other end successively continuous the first hypotenuse, stage casing horizontal sides and the second hypotenuse.
Above-mentioned draw beam, described the first flat board is rectangular configuration, and two described side plates are arranged at respectively on the long limit of described the first flat board.
Above-mentioned draw beam, the corner of described cavity structure is arc transition.
Above-mentioned draw beam, the area of described the second flat board is less than the first flat board.
Above-mentioned draw beam, offers a plurality of drain gutters on described side plate and/or described the second flat board.
The present invention also provides a kind of guideway vehicle, comprise slow end and bottom frame floor, slow end comprises end carriage composition and is fixedly arranged on the hitch flat board that end carriage forms a side, on described hitch flat board, be welded with side by side a plurality of above-mentioned draw beams, and the first dull and stereotyped and described bottom frame floor welding of described draw beam.
Draw beam provided by the invention and guideway vehicle, two side plates and first dull and stereotyped and the second dull and stereotyped organization center have the draw beam cavity structure of through hole, its outside face only has smooth surface and plane, without other complicated face, hole is opened in inside only center, these structures all can be processed by milling machine, therefore the draw beam providing for the present embodiment, after smooth surface and plane that single section bar to be processed processes outside face through milling machine, center mills out through hole, without other machining tool, the single bent section of making respectively and vertical profile compared to existing technology, then be welded to connect again the complex steps of polishing welding seams, technique of the present invention is simple, process velocity is fast, manufacturing time is short.
Meanwhile, the draw beam that the present embodiment provides, while being guideway vehicle assembling, the first plate welding is on the bottom frame floor of guideway vehicle, and the base of middle vertical profile is welded on bottom frame floor compared to existing technology, and area of thrust surface are larger.Same, in prior art, in order to prevent that the stress that vertical profile causes because area of thrust surface are less from concentrating, need to carry out grinding process to the weld seam after welding, consuming time longer, reduced thus the assembling speed of floor underframe for vehicle.The draw beam that the present embodiment provides, area of thrust surface are large, and the stress that unit area receives is less, therefore without carrying out postwelding polishing, thereby has accelerated the assembling speed of floor underframe for vehicle.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of draw beam in prior art;
Fig. 2 is the cutaway view of draw beam in prior art;
The structural representation of the draw beam that Fig. 3 provides for the embodiment of the present invention;
The structural representation of the slow end that Fig. 4 is guideway vehicle that the embodiment of the present invention provides;
The slow end that Fig. 5 is guideway vehicle that the embodiment of the present invention provides and the structural representation of train bottom frame floor.
The specific embodiment
The structural representation of the draw beam that Fig. 3 provides for the embodiment of the present invention; As shown in Figure 3, a kind of rail vehicle traction beam that the present embodiment provides, comprise two side plates 23 that are parallel to each other and be set in parallel in dull and stereotyped the 21 and second flat board 22 of first between two side plates 23 from bottom to top, two side plates 23 and the first flat board 21, the second flat board 22 surround cavity structure, and cavity structure is the integral structure of milling moulding; Wherein, on cavity structure, the outside face at the first dull and stereotyped 21 places is burnishing surface, and this burnishing surface is for the bottom frame floor welding with guideway vehicle, and the end at the opening place of cavity structure is for the hitch plate welding with guideway vehicle.The draw beam that the present embodiment provides, the second flat board 22 is protruded in the top of side plate 23, and top comprises that from end the first hypotenuse is identical with the direction of tilt of the second hypotenuse to the cavity structure other end successively continuous the first hypotenuse, stage casing horizontal sides and the second hypotenuse.
The draw beam that the present embodiment provides, the first flat board 21 is preferably rectangular configuration, two side plates 23 are arranged at respectively on two long limits of the first flat board 21, the second flat board 22 is parallel to the first flat board 21 and is fixed on middle part or the top of two side plates 23, to play the effect of strengthening whole draw beam draw beam intensity.Preferably the area of the second flat board 23 is less than the first flat board 21, concrete, and the area of the second flat board 22 can be for being half of the first flat board 21.Draw beam forms welding with the end carriage of open end adjacent with the first hypotenuse on its side plate 23 and train, the area of contact of weld is larger like this, can bear larger longitudinal force, under the less prerequisite guaranteeing whole draw beam intensity of the second dull and stereotyped 22 areas, reduce side plate 23 and the second dull and stereotyped 22 material using, save financial cost.
The draw beam that the present embodiment provides, two side plates and first dull and stereotyped and the second dull and stereotyped organization center have the cavity structure of through hole, its outside face only has smooth surface and plane, without other complicated face, inside only center has through hole, these structures all can be processed by milling machine, therefore the draw beam providing for the present embodiment, after smooth surface and plane that single section bar to be processed processes outside face through milling machine, center mills out through hole, without other machining tool, the single bent section of making respectively and vertical profile compared to existing technology, then be welded to connect again the complex steps of polishing welding seams, the present embodiment technique is simple, process velocity is fast, manufacturing time is short.
Meanwhile, the draw beam that the present embodiment provides, while being guideway vehicle assembling, the first plate welding is on the bottom frame floor of guideway vehicle, and the base of middle vertical profile is welded on bottom frame floor compared to existing technology, and area of thrust surface are larger.Same, in prior art, in order to prevent that the stress that vertical profile causes because area of thrust surface are less from concentrating, need to carry out grinding process to the weld seam after welding, consuming time longer, reduced thus the assembling speed of floor underframe for vehicle.The draw beam that the present embodiment provides, area of thrust surface are large, and the stress that unit area receives is less, therefore without carrying out postwelding polishing, thereby has accelerated the assembling speed of floor underframe for vehicle.
Aforesaid the second flat board of the present embodiment is of a size of preferably, not it is limited.
The draw beam that the present embodiment provides, the corner of cavity structure, as the preferred arc transition in junction of two side plates and the first flat board and the second flat board, so that milling machine processing.
Further, the draw beam that the present embodiment provides, is arranged at train bottom, at train travelling process cavity structure ponding likely, therefore on the side plate of draw beam and/or the second flat board, preferably offers a plurality of drain gutters, to drain the water away.
The structural representation of the slow end that Fig. 4 is guideway vehicle that the embodiment of the present invention provides; The slow end that Fig. 5 is guideway vehicle that the embodiment of the present invention provides and the structural representation of train bottom frame floor; As shown in Figure 4 and Figure 5, the present embodiment provides a kind of guideway vehicle, uses above-mentioned draw beam 2.
The guideway vehicle that the present embodiment provides, comprises slow end 4 and bottom frame floor 6, and slow end 4 comprises that end carriage forms, is fixedly arranged on end carriage and forms the hitch panel 3 of front side and be welded in the draw beam 2 on hitch panel 3, offers side by side two grooves 5 on hitch panel 3.In prior art, on hitch panel 3, in the middle of two grooves 5, connect two draw beams, on hitch panel 3, two groove 5 both sides respectively connect a draw beam.Connection area due to bottom frame floor 6 in the present embodiment becomes large, and therefore three draw beams 2 can meet connection requirement.Meanwhile, because the width of the draw beam 2 in the present embodiment is large compared with the change of prior art, therefore three draw beams 2 are installed on respectively on three sections that are separated by two grooves 5 on hitch panel 3.
Certainly, if modification is made in the position of hitch panel 3 upper grooves 5, modification can synchronously be made in the installation quantity of draw beam 2 and position.
In addition, in prior art, draw beam is welded on the prefabricated gusset on bottom frame floor 6, and the draw beam 2 that the present embodiment provides can be directly welded on the burnishing surface of bottom frame floor 6, thus bottom frame floor 6 while manufacturing without having manufactured prefabricated gusset of the prior art.
The guideway vehicle that the present embodiment provides, its draw beam is for having the cavity structure of through hole by two side plates and the first flat board and the second dull and stereotyped organization center, its outside face only has smooth surface and plane, without other complicated face, hole is opened in inside only center, these structures all can be processed by milling machine, therefore the draw beam providing for the present embodiment, after smooth surface and plane that single section bar to be processed processes outside face through milling machine, center mills out through hole, without other machining tool, the single bent section of making respectively and vertical profile compared to existing technology, then be welded to connect again the complex steps of polishing welding seams, the present embodiment technique is simple, process velocity is fast, manufacturing time is short.
Finally it should be noted that: each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit above; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (6)
1. a rail vehicle traction beam, it is characterized in that, comprise two side plates that are parallel to each other and be set in parallel in the flat board of first between described two side plates and the second flat board from bottom to top, described two side plates and described the first flat board, the second flat board surround cavity structure, and described cavity structure is the integral structure of milling moulding;
Wherein, on described cavity structure, the outside face at the first dull and stereotyped place is burnishing surface, and this burnishing surface is for the bottom frame floor welding with guideway vehicle, and the end at the opening place of described cavity structure is for the hitch plate welding with guideway vehicle;
Described the second flat board is protruded in the top of described side plate, and described top comprises that from described end described the first hypotenuse is identical with the direction of tilt of the second hypotenuse to the described cavity structure other end successively continuous the first hypotenuse, stage casing horizontal sides and the second hypotenuse.
2. draw beam according to claim 1, is characterized in that, described the first flat board is rectangular configuration, and two described side plates are arranged at respectively on the long limit of described the first flat board.
3. draw beam according to claim 1 and 2, is characterized in that, the corner of described cavity structure is arc transition.
4. draw beam according to claim 1 and 2, is characterized in that, the area of described the second flat board is less than the first flat board.
5. draw beam according to claim 1 and 2, is characterized in that, on described side plate and/or described the second flat board, offers a plurality of drain gutters.
6. a guideway vehicle, it is characterized in that, comprise slow end and bottom frame floor, slow end comprises end carriage composition and is fixedly arranged on the hitch flat board that end carriage forms a side, on described hitch flat board, be welded with side by side the draw beam described in a plurality of claim 1-5 any one, and described draw beam first with described bottom frame floor welding.
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 true CN103978987A (en) | 2014-08-13 |
| CN103978987B CN103978987B (en) | 2017-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410205650.XA Active CN103978987B (en) | 2014-05-15 | 2014-05-15 | Towing beam and rail vehicle |
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Cited By (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 |
| 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 |
| WO2020173419A1 (en) * | 2019-02-26 | 2020-09-03 | 中车长春轨道客车股份有限公司 | Multiple unit and vehicle body end chassis structure thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU8504182A (en) * | 1981-10-09 | 1983-05-12 | Tokyo Shibaura Denki Kabushiki Kaisha | Bogie to prevent transfer of axle weight |
| 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
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU8504182A (en) * | 1981-10-09 | 1983-05-12 | Tokyo Shibaura Denki Kabushiki Kaisha | Bogie to prevent transfer of axle weight |
| 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 |
Cited By (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 |
| 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 |
| WO2020173419A1 (en) * | 2019-02-26 | 2020-09-03 | 中车长春轨道客车股份有限公司 | Multiple unit and vehicle body end chassis structure thereof |
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| Publication number | Publication date |
|---|---|
| CN103978987B (en) | 2017-05-17 |
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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. |
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