CN104512429A - End wall structure of railway vehicle and processing method of end wall structure - Google Patents
End wall structure of railway vehicle and processing method of end wall structure Download PDFInfo
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- CN104512429A CN104512429A CN201310461080.6A CN201310461080A CN104512429A CN 104512429 A CN104512429 A CN 104512429A CN 201310461080 A CN201310461080 A CN 201310461080A CN 104512429 A CN104512429 A CN 104512429A
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- end wall
- wall structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
- B61D17/06—End walls
Abstract
The invention relates to an end wall structure of a railway vehicle and a processing method of the end wall structure. The end wall structure comprises a front end wall; the front end wall comprises end door stand columns, end corner posts, a door top rail, an end roof camber beam and an end wall plate; the end wall structure also comprises an energy absorption component and a back end framework; the front end wall and the back end framework are fixedly connected with the energy absorption component at two sides of the energy absorption component. The processing method of the end wall structure comprises the steps of a, preassembling the end wall structure; b, fixing the end wall structure to the end of a vehicle body. The energy absorption component and the back end framework are additionally arranged on the end wall structure, the end wall structure can participate in deformation and absorb energy under the impact, the impact resistance performance of the end wall is improved, the safety of the passengers is guaranteed, a modular method is adopted, and the installation efficiency of the end wall structure is guaranteed.
Description
Technical field
The present invention relates to a kind of end wall structure and job operation thereof of guideway vehicle, particularly a kind of end wall structure and job operation thereof that can be produced distortion absorbing impact energy when clashing into.
Background technology
Along with the universal rapidly of domestic city track traffic and the significantly lifting of Vehicle Speed, the safety of people to guideway vehicle is had higher requirement.Welded structure is mostly between the headwall of current track vehicle and car body, headwall and car body all do not arrange energy absorbing component, after colliding, energy is all absorbed by coupler draft gear, along with improving constantly of car operation speed, coupler draft gear can not absorbing impact energy completely, dump energy can cause automobile crash and produce distortion, affects the safety of passenger.
Be disclose a kind of end wall structure in the utility model patent of 200920317585.4 at the application number of China, be made up of headwall outside plate, side wall outer panel, end corner post, roof bow, door entablatrance, two ends and the side wall outer panel of door entablatrance are welded and fixed, bottom and the vehicle body bottom frame of side wall outer panel are welded and fixed, top and the roof bow of side wall outer panel are welded and fixed, headwall outside plate is welded and fixed with end corner post, side wall outer panel, door entablatrance, roof bow respectively, is connected between the bottom of side wall outer panel and the bottom of end corner post and between the bottom of side wall outer panel by connecting panel.The headwall of this structure by side wall outer panel, roof bow, be connected to form closed framed structure between end corner post and connecting panel, improve the strength and stiffness of headwall, the resistivity of clashing into is increased to some extent, but it only has rigid construction, Impact energy can only be passed to body framing below, can endergonic parts, the velocity of impact that can bear is limited.
Summary of the invention
Main purpose of the present invention is to solve the problem and deficiency, provides the end wall structure of a kind of guideway vehicle that can be produced distortion absorbing impact energy when clashing into.
Invention further provides the job operation of the installation effectiveness of the end wall structure that can ensure above-mentioned guideway vehicle.
For achieving the above object, technical scheme of the present invention is:
A kind of end wall structure of guideway vehicle, described end wall structure comprises front end wall, described front end wall comprises end side wall outer panel, end corner post, door entablatrance, end top bow, end wall panel, described end wall structure also comprises energy absorbing component and rearward end frame, and described front end wall is fixedly connected with described energy absorbing component in the both sides of described energy absorbing component with described rearward end frame.
Further, described front end wall also comprises buffer beam, the bottom that described buffer beam is arranged on described front end wall is fixedly connected with described end wall panel with described end side wall outer panel, described end corner post, is fixedly connected to form closed front end frame between described end side wall outer panel, described end corner post, described door entablatrance, described end top bow, described buffer beam.
Further, the section of described buffer beam is U-shaped, and its U-shaped opening surface is to described energy absorbing component, and the base of the channel section of described buffer beam is longer than top margin.
Further, described rearward end frame is the closed frame structure be fixedly connected to form by top bow, heel post, cross sill.
Further, described energy absorbing component comprises several longitudinal beams, and several longitudinal beams are fixedly connected with the edge of described front end wall with described rearward end frame, the parallel longitudinal setting of longitudinal beam described in each.
Further, be fixedly connected with covering in the outside of described energy absorbing component, described covering is fixedly connected with described longitudinal beam, and the dual-side of described covering is fixedly connected with described rearward end frame with described front end wall.
Further, arrange side bar under the longitudinal beam bottom described energy absorbing component, described side bar is the inverted trapezoidal structure only having a hypotenuse, is fixedly connected with the longitudinal beam of described bottom.
Further, with bolts between described rearward end frame and car body end, the junction in the rear between end frame and described car body end is coated with sealant.
Invention further provides a kind of job operation of end wall structure of guideway vehicle, it is characterized in that, comprise the steps:
A organizes end wall structure in advance;
Described end wall structure is fixed on car body end by b.
Further, the concrete grammar of step a is first by described front end wall, described rearward end frame pre-group respectively, then the described longitudinal beam of bottom in described energy absorbing component is fixedly connected with described side bar, longitudinal beam described in each is fixedly connected with the edge of described front end frame with described rearward end frame with described side bar, parallel longitudinal arrangement between longitudinal beam described in each, again described covering is fixedly connected on the outside of described longitudinal beam and described side bar, the dual-side of described covering is fixedly connected with described rearward end frame with described front end wall, forms described end wall structure.
Further, the concrete grammar of step a is first by described front end wall, described rearward end frame pre-group respectively, by the longitudinal beam in described energy absorbing component and covering described in several or be fixedly connected to form several or a structural unit between a long covering, parallel longitudinal arrangement between longitudinal beam described in each, then described structural unit is processed into roughly box type construction, more described box type construction is fixedly connected with the edge of described front end wall with described rearward end frame.
Further, the pre-prescription method of described front end wall is first fixedly connected to form described front end frame by between described side wall outer panel, described end corner post, described door entablatrance, described end top bow, described buffer beam, is then fixedly connected to form described front end wall by between described end wall panel and described front end frame;
The pre-prescription method of described rearward end frame is fixedly connected to form described closed frame by between described top bow, described heel post, described cross sill.
Further, step b specifically comprises the steps:
Be bolted between the described rearward end frame in the described end wall structure after pre-group and described car body end;
Junction in the rear between end frame and described car body end is coated with sealant.
In sum, a kind of railway vehicle end wall structure provided by the invention and job operation thereof, compared with prior art, tool has the following advantages:
(1) add energy absorbing component and rearward end frame in end wall structure, enabling end wall structure be participated in when clashing into being out of shape energy-absorbing, improve the impact resistance of headwall, ensure that the safety of passenger.
(2) front end wall increases buffer beam on the basis of existing end wall structure, eliminates connecting panel, buffer beam and side wall outer panel, end corner post and hold between top bow and be connected to form closed framed structure, firmer.
(3) spacing between the form of fracture of each longitudinal beam of energy absorbing component, wall thickness, length and each longeron can be changed to change the energy absorption ability of energy absorbing component, to adapt to the requirement that different-energy absorbs, not only can save manufacturing cost but also can compromise between security.
(4) rearward end frame welds by top bow, heel post, cross sill the framed structure being formed and close, very firm, and the framed structure closed can ensure the planeness of rearward end frame, can fit better with car body end when being connected with car body.
(5) modular job operation is adopted, simplify and optimize the course of processing, ensure that the installation effectiveness of end wall structure, the general frame structure assembled is connected with car body end bolt by rearward end frame again, makes end wall structure can quick-replaceable after suffering collision deformation.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is end wall panel planar view of the present invention;
Fig. 3 is that the A of Fig. 1 is to schematic diagram;
Fig. 4 is the exploded perspective view of Fig. 3;
Fig. 5 is that the C of Fig. 4 is to schematic diagram;
Fig. 6 is the B-B cutaway view of Fig. 5.
As shown in Figures 1 to 6, front end wall 1, energy absorbing component 2, rearward end frame 3, side wall outer panel 4, end corner post 5, door entablatrance 6, end top bow 7, end wall panel 8, buffer beam 9, lower end wallboard 10, upper end wallboard 11, column 12, top longeron 13, side girder 14, bottom girder 15, covering 16, top bow 17, heel post 18, cross sill 19, side bar 20.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
Embodiment one
As shown in Figure 1, a kind of end wall structure of guideway vehicle, comprise front end wall 1, energy absorbing component 2, rearward end frame 3, front end wall 1 is fixedly connected with energy absorbing component 2 in the both sides of energy absorbing component 2 with rearward end frame 3.
As shown in Figure 2 and Figure 5, front end wall 1 comprises side wall outer panel 4, end corner post 5, door entablatrance 6, end top bow 7, end wall panel 8, buffer beam 9, end top bow 7 is fixedly connected with the top of side wall outer panel 4 with end corner post 5, the door two ends of entablatrance 6 are fixedly connected with the side wall outer panel 4 of both sides, buffer beam 9 is fixedly connected with the bottom of side wall outer panel 4 with end corner post 5, so forms the front end frame closed.
End wall panel 8 is made up of upper end wallboard 11 and lower end wallboard 10, upper end wallboard 11 and door entablatrance 6 and side wall outer panel 4, hold between top bow 7 and be fixedly connected with, lower end wallboard 10 is with side wall outer panel 4, be fixedly connected with between end corner post 5 and buffer beam 9, the molded multiple bulging muscle of surface modes of upper end wallboard 11 and lower end wallboard 10 is to strengthen rigidity, at the midway location of upper end wallboard 11, column 12 is set, strengthen the rigidity of upper end wallboard 11, column 12 is with end top bow 7, be fixedly connected with between door entablatrance 6 and upper end wallboard 11.
End wall panel 8 eliminates the crossbeam (not shown) between side wall outer panel 4 and end corner post 5, alleviates the weight of end wall structure while adopting drum gusset to strengthen rigidity.
As shown in Figure 4 and Figure 6, the section of buffer beam 9 is U-shaped, its U-shaped opening surface is to energy absorbing component 2, the base of the channel section of buffer beam 9 is longer than top margin, owing to not representing in hitch 9(figure) effect, when car body is clashed into, the buffer beam 9 of front end wall 1 bears Impact energy at first, therefore the load-carrying capacity needed for buffer beam 9 is higher, the Rigidity and strength of the section bar that buffer beam 9 adopts need be larger than other beam and columns of front end wall 1, or the beam and column of front end wall 1 adopts the section bar with buffer beam 9 same size.
As shown in Figure 3 and Figure 4, energy absorbing component 2 comprises several longitudinal beams, parallel longitudinal setting between each longitudinal beam, several longitudinal beams are fixedly connected with the edge of rearward end frame 3 with front end wall 1, longitudinal beam comprises top longeron 13, side girder 14, bottom girder 15, top longeron 13, side girder 14, bottom girder 15 form by the beam of several certain lengths, keep at a certain distance away between each longitudinal beam.
Between the specification of longitudinal beam and each longitudinal beam the distance at institute interval according to the requirement of client by calculate and the method such as test is determined, both should ensure can realize being out of shape energy-absorbing under the velocity of impact required, certain strength and stiffness load-carrying skin 16 and the weight of whole front end wall 1 can be had again.Energy absorbing component 2 is by changing the characteristic of each longitudinal beam thus, as the spacing between form of fracture, wall thickness, length and each longitudinal beam, can adapt to the requirement of different energys absorbing, not only can save manufacturing cost but also can compromise between security.
Energy is absorbed because energy absorbing component 2 needs to produce distortion when clashing into, therefore the beam and column of the ratio of rigidity front end wall 1 of section bar that adopts of the longitudinal beam of energy absorbing component 2 and rearward end frame 3 is little, and the section material section shape that longitudinal beam can adopt is U-shaped, dihedral, box-shaped etc.
As shown in Figure 1 and Figure 4, rearward end frame 3 is by the closed frame be fixedly connected to form between top bow 17, heel post 18, cross sill 19, the section bar that the beam and column of rearward end frame 3 adopts at least will ensure that it is consistent with the intensity of body framing (not shown), and therefore the section of top bow 17, heel post 18, cross sill 19 is all preferably U-shaped.The shape and size of the section form of rearward end frame 3 and size and car body section are suitable.
As shown in Figure 4, the U-shaped opening surface of cross sill 19 to energy absorbing component 2, the height of U-shaped opening and the section height of bottom girder 15 suitable.
Energy absorbing component 2 is fixedly connected to form general frame structure with front end wall 1 and rearward end frame 3, and the longitudinal beam in energy absorbing component 2 is fixedly connected with rearward end frame 3 with front end frame, wherein pushes up longeron 13 and is fixedly connected with between end top bow 7 and top bow 17; Side girder 14 is fixedly connected with between end corner post 5 and heel post 18; Bottom girder 15 is fixedly connected with between buffer beam 9 and cross sill 19.
At bottom girder, 15 times side bar 20 is set, side bar 20 is for only having the inverted trapezoidal structure of a hypotenuse, its inclined edge surfaces is framework 3 to the back-end, the top of side bar 20 is fixedly connected with bottom girder 15, bottom is fixedly connected with the bottom of buffer beam 9, the section height sum of bottom girder 15 and side bar 20 and the U-shaped open height of buffer beam 9 suitable, the arrangement form of side bar 20 can be fixedly connected with a side bar 20 in the bottom of all bottom girders 15 or several bottom girder 15 is fixedly connected with a side bar 20, side bar 20 is horizontal direction and perpendicular to bottom girder 15, also a side bar 20 can be fixedly connected with in the bottom of each bottom girder 15.
Side bar 20 adopts skew wall towards one end of rearward end frame 3, be in order to energy absorbing component 2 be connected with front end wall 1 and rearward end frame 3 after form enclosed construction herein, avoid the abrupt change of cross-section of bottom girder 15 and side bar 20 junction and the situation causing the local stress of bottom girder 15 excessive, profile size simultaneously due to buffer beam 9 employing is larger, the height of the U-shaped opening of buffer beam 9 section is also higher, and the cross dimensions of bottom girder 15 is less than buffer beam 9, for making buffer beam 9, globality after bottom girder 15 is connected with side bar 20 is better, firmer, preferably make the height of the section height sum of bottom girder 15 and side bar 20 and the U-shaped opening of buffer beam 9 suitable, and the base length of the channel section of buffer beam 9 is preferably identical with the base length of side bar 20, this mode also helps and Impact energy is passed to body framing.
Energy absorbing component 2 in the general frame structure connected and the arranged outside covering 16 of side bar 20, covering 16 is one or several, covering 16 is fixedly connected with side bar 20 with longitudinal beam, be fixedly connected with between covering 16, covering 16 dual-side in a longitudinal direction is outwards stretched in front end frame and rearward end frame 3, covering 16 is fixedly connected with between front end frame and rearward end frame 3, forms end wall structure.
Mounted end wall structure is by being connected between rearward end frame 3 with car body end (not shown), and connection mode adopts bolt to be fixedly connected with, and can change by quick-detachment after end wall structure suffers collision deformation.For ensureing sealing, between rearward end frame 3 and car body end, be coated with sealant.
Front end wall 1 and rearward end frame 3 all adopt closed frame structure to make its surface more smooth, can be convenient when being connected with energy absorbing component 2 and car body end, and the surface between more smooth rearward end frame 3 and car body end can be fitted better, can make the better tightness between end wall structure and car body.
For ensureing the bulk strength of end wall structure, connection mode in above-mentioned end wall structure between all parts all preferably adopts and is welded to connect, and in end wall structure, the material of each parts can be the material that the body framing of the guideway vehicles such as carbon steel, corrosion-resistant steel, aluminum alloy is conventional.
Below the job operation of the end wall structure of guideway vehicle of the present invention is described in further detail, as shown in Figures 1 to 6, comprises the steps:
A is by front end wall 1, rearward end frame 3 pre-group respectively.
Bottom girder 15 in energy absorbing component 2 is fixedly connected with side bar 20 by b, and longitudinal beam and side bar 20 are fixedly connected to form several structural units, wherein parallel longitudinal arrangement between each longitudinal beam respectively with several coverings 16.
Be assembled into roughly box type construction by between several structural units, the section of box type construction and the section of rearward end frame 3 suitable.
End wall structure is fixedly connected to form between the front end frame of c box type construction and front end wall 1 and rearward end frame 3.
End wall structure is fixed on car body end by d.
Wherein in step a:
The pre-prescription method of front end wall 1 is first connected to form closed front end frame by between side wall outer panel 4, end corner post 5, door entablatrance 6, end top bow 7, buffer beam 9 by arc welding, then end wall panel 8 is connected by resistance spot welding with front end frame, wherein upper end wallboard 11 and side wall outer panel 4, door entablatrance 6, hold between top bow 7 and be connected by resistance spot welding, lower end wallboard 10 is connected by resistance spot welding with between end top bow 7, end corner post 5, side wall outer panel 4, buffer beam 9.
The pre-prescription method of rearward end frame 3 is connected to form closed frame by between top bow 17, heel post 18, cross sill 19 by arc welding.
In stepb:
Bottom girder 15 in energy absorbing component 2 is connected by arc welding with between side bar 20, longitudinal beam and being connected by resistance spot welding between side bar 20 with covering 16, connects to ensure sealing by arc welding by between covering 16.
In step c:
Each longitudinal beam in box type construction and side bar 20 are connected with arc welding between front end frame and rearward end frame 3, and the dual-side of covering 16 is connected with arc welding between front end frame and rearward end frame 3.
Steps d specifically comprises the steps:
Be bolted to connection between rearward end frame 3 in the end wall structure assembled and car body end.
Junction between rearward end frame 3 and car body end is coated with sealant and ensures sealing.
Embodiment two
In the job operation of the end wall structure in embodiment one, the installation method of step b is as follows:
First several coverings 16 connected into an entirety by arc welding or adopt a long covering, calculate the connection location of position and energy absorbing component 2 and side bar 20 and the covering 16 determining to need positioning supports on covering 16 again, then by tooling device (not shown), covering 16 is shaped as roughly box type construction, the shape and size of the section of box type construction and the section of rearward end frame 3 suitable, the covering 16 at contact place is connected by arc welding, bottom girder 15 is connected by arc welding with side bar 20, again each longitudinal beam in energy absorbing component 2 and side bar 20 are connected to form a structural unit according to preposition and covering 16 by resistance spot welding respectively, parallel longitudinal arrangement between each longitudinal beam.
The job operation of other end wall structures and structure, with embodiment one, repeat no more in this embodiment.
Embodiment three
In the job operation of the end wall structure in embodiment one, the installation method of step b is as follows:
Bottom girder 15 in energy absorbing component 2 is connected by arc welding with side bar 20, each longitudinal beam is connected by arc welding with front end frame and rearward end frame 3 with side bar 20, again covering 16 is connected by resistance spot welding with between longitudinal beam and side bar 20, parallel longitudinal arrangement between each longitudinal beam, is then connected to form end wall structure by the dual-side of covering 16 and between front end frame and rearward end frame 3 by resistance spot welding.
The job operation of other end wall structures and structure, with embodiment one, repeat no more in this embodiment.
The end wall structure of this guideway vehicle uses modularity theory, end wall structure is divided into front end wall 1, energy absorbing component 2 and rearward end frame 3 three parts, wherein front end wall 1 and rearward end frame 2 are stuck-module, energy absorbing component 2 is variable module, by changing the characteristic of energy absorbing component 2, as form of fracture, wall thickness, length, end wall structure can be made to meet different velocity of impact requirements, therefore can select corresponding configuration according to different situations, realize the unification of economy and safety.
End wall structure increases energy absorbing component 2 and rearward end frame 1 on the basis of existing headwall, enabling end wall structure be participated in when clashing into being out of shape energy-absorbing, improve the impact resistance of headwall, ensure that the safety of passenger.
Front end wall 1 in end wall structure adds buffer beam 9 on the basis of existing end wall structure, eliminate the connecting panel (not shown) be connected with the bottom of side wall outer panel 4 and end corner post 5, buffer beam 9 and side wall outer panel 4, end corner post 5, firmer closed frame structure is defined between end top bow 7, the top bow 17 of rearward end frame 3, heel post 18, firm closed frame structure is defined equally between cross sill 19, so ensure that the end strength and stiffness of whole end wall structure, and closed frame structure can ensure the planeness of front end wall 1 and rearward end frame 3, that fits with car body end when rearward end frame 3 is connected with car body is better.And increase side bar 20 between bottom girder 15 and buffer beam 9 connection can be made firmer.
The job operation of this end wall structure simplifies and optimizes the course of processing, ensure that the installation effectiveness of end wall structure, in installation process, select different welding manners according to different situations simultaneously, ensure that bulk strength and the leak tightness of end wall structure, the general frame structure assembled, again by being connected with bolt between rearward end frame 3 with car body end, makes end wall structure can quick-replaceable after suffering collision deformation.
As mentioned above, plan content given by reference to the accompanying drawings, can derive similar technical scheme.In every case be the content not departing from technical solution of the present invention, any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (13)
1. the end wall structure of a guideway vehicle, described end wall structure comprises front end wall, described front end wall comprises end side wall outer panel, end corner post, door entablatrance, end top bow, end wall panel, it is characterized in that: described end wall structure also comprises energy absorbing component and rearward end frame, described front end wall is fixedly connected with described energy absorbing component in the both sides of described energy absorbing component with described rearward end frame.
2. the end wall structure of a kind of guideway vehicle according to claim 1, it is characterized in that: described front end wall also comprises buffer beam, the bottom that described buffer beam is arranged on described front end wall is fixedly connected with described end wall panel with described end side wall outer panel, described end corner post, is fixedly connected to form closed front end frame between described end side wall outer panel, described end corner post, described door entablatrance, described end top bow, described buffer beam.
3. the end wall structure of a kind of guideway vehicle according to claim 2, is characterized in that: the section of described buffer beam is U-shaped, and its U-shaped opening surface is to described energy absorbing component, and the base of the channel section of described buffer beam is longer than top margin.
4. the end wall structure of a kind of guideway vehicle according to claim 1, is characterized in that: described rearward end frame is the closed frame structure be fixedly connected to form by top bow, heel post, cross sill.
5. the end wall structure of a kind of guideway vehicle according to claim 1, it is characterized in that: described energy absorbing component comprises several longitudinal beams, several longitudinal beams are fixedly connected with the edge of described front end wall with described rearward end frame, the parallel longitudinal setting of longitudinal beam described in each.
6. the end wall structure of a kind of guideway vehicle according to claim 5, it is characterized in that: be fixedly connected with covering in the outside of described energy absorbing component, described covering is fixedly connected with described longitudinal beam, and the dual-side of described covering is fixedly connected with described rearward end frame with described front end wall.
7. the end wall structure of a kind of guideway vehicle according to claim 5, is characterized in that: arrange side bar under the longitudinal beam bottom described energy absorbing component, described side bar is the inverted trapezoidal structure only having a hypotenuse, is fixedly connected with the longitudinal beam of described bottom.
8. according to the end wall structure of a kind of guideway vehicle according to claim 1, it is characterized in that: with bolts between described rearward end frame and car body end, the junction in the rear between end frame and described car body end is coated with sealant.
9. a job operation for the end wall structure of the guideway vehicle in claim 1 to 8 described in any one, is characterized in that, comprises the steps:
A organizes end wall structure in advance;
Described end wall structure is fixed on car body end by b.
10. the job operation of the end wall structure of a kind of guideway vehicle according to claim 9, is characterized in that:
The concrete grammar of step a is first by described front end wall, described rearward end frame pre-group respectively, then the described longitudinal beam of bottom in described energy absorbing component is fixedly connected with described side bar, longitudinal beam described in each is fixedly connected with the edge of described front end frame with described rearward end frame with described side bar, parallel longitudinal arrangement between longitudinal beam described in each, again described covering is fixedly connected on the outside of described longitudinal beam and described side bar, the dual-side of described covering is fixedly connected with described rearward end frame with described front end wall, forms described end wall structure.
The job operation of the end wall structure of 11. a kind of guideway vehicles according to claim 9, it is characterized in that: the concrete grammar of step a is first by described front end wall, described rearward end frame pre-group respectively, by the longitudinal beam in described energy absorbing component and covering described in several or be fixedly connected to form several or a structural unit between a long covering, parallel longitudinal arrangement between longitudinal beam described in each, then described structural unit is processed into roughly box type construction, more described box type construction is fixedly connected with the edge of described front end wall with described rearward end frame.
The job operation of the end wall structure of 12. a kind of guideway vehicles according to claim 10 or 11, it is characterized in that: the pre-prescription method of described front end wall is first fixedly connected to form described front end frame by between described side wall outer panel, described end corner post, described door entablatrance, described end top bow, described buffer beam, is then fixedly connected to form described front end wall by between described end wall panel and described front end frame;
The pre-prescription method of described rearward end frame is fixedly connected to form described closed frame by between described top bow, described heel post, described cross sill.
The job operation of the end wall structure of 13. a kind of guideway vehicles according to claim 9, is characterized in that: step b specifically comprises the steps:
Be bolted between the described rearward end frame in the described end wall structure after pre-group and described car body end;
Junction in the rear between end frame and described car body end is coated with sealant.
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| CN201310461080.6A CN104512429B (en) | 2013-09-30 | 2013-09-30 | End wall structure of railway vehicle and processing method of end wall structure |
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| CN106672000A (en) * | 2016-12-20 | 2017-05-17 | 中车唐山机车车辆有限公司 | Passenger car room energy absorbing area and rail vehicle |
| CN107933592A (en) * | 2017-12-20 | 2018-04-20 | 中车长春轨道客车股份有限公司 | A kind of rail vehicle and its interior end door installing mechanism |
| CN108501968A (en) * | 2018-06-04 | 2018-09-07 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle and its headwall |
| CN111301453A (en) * | 2018-12-12 | 2020-06-19 | 中车唐山机车车辆有限公司 | Novel railway passenger car body end wall |
| CN112977525A (en) * | 2019-12-16 | 2021-06-18 | 中车唐山机车车辆有限公司 | Rail vehicle and vehicle body end structure thereof |
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| JP4318151B2 (en) * | 1999-07-13 | 2009-08-19 | 東急車輛製造株式会社 | Railway vehicles and collision energy consuming beams for railway vehicles |
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| CN108501968B (en) * | 2018-06-04 | 2023-11-03 | 中车青岛四方机车车辆股份有限公司 | Railway vehicle and end wall thereof |
| CN111301453A (en) * | 2018-12-12 | 2020-06-19 | 中车唐山机车车辆有限公司 | Novel railway passenger car body end wall |
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