CN105365833A - Railway train, train body and processing technology thereof, and equipment compartment - Google Patents
Railway train, train body and processing technology thereof, and equipment compartment Download PDFInfo
- Publication number
- CN105365833A CN105365833A CN201510823912.3A CN201510823912A CN105365833A CN 105365833 A CN105365833 A CN 105365833A CN 201510823912 A CN201510823912 A CN 201510823912A CN 105365833 A CN105365833 A CN 105365833A
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- Prior art keywords
- equipment compartment
- side bar
- skeleton
- car body
- bolt
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a railway train, a train body and a processing technology thereof, and an equipment compartment. The equipment compartment comprises a frame assembly, a skirt plate, a bottom plate, and an end plate. The frame assembly includes bent beams connected with the train body, and frame edge beams longitudinally arranged at the two sides. Each bent beam is fixedly connected with the frame edge beam at the corresponding side. The bent beams, a cross beam and the frame edge beams form the frame assembly. The bent beams and the cross beam constituting the equipment compartment are relatively fixed through the frame edge beams. Before or during finished train assembly, the bent beams, the cross beam and the frame edge beams constituting the equipment compartment can be assembled together at the same time, then, the bottom plate, an end frame, the end plate and the skirt plate are assembled, and the equipment compartment after assembly is integrally installed on the train body. The equipment compartment of the invention is assembled under a finished train assembly line. Compared with the prior art in which the parts of the equipment compartment are installed on the train body one by one, the finished train assembly process is greatly shortened to a certain extent, the efficiency of finished train assembly is improved, and the quality of installation of the equipment compartment is improved.
Description
Technical field
The present invention relates to track train technical field, particularly a kind of track train, car body and processing technology thereof, equipment compartment.
Background technology
High speed train keystone configuration comprises: the parts such as tractor equipment, bogie truck, car body, wherein car body is one of main composition main body of train, car body be passenger take carrier, be again install and the basis being connected other several component parts (such as: EEF bogie, brake equipment, coupling device at car end, vehicle interior decorating apparatus etc.).
Usually, the lower end of vehicle body bottom frame is also provided with equipment cabin system under car, under car, equipment cabin system comprises some equipment compartments, usual equipment compartment is made up of skirtboard, skeleton, base plate, and in prior art, the installation of equipment compartment on car body is general in the following ways: the above-mentioned parts in component devices cabin be installed on one by one on the car body assembled.This assembling mode mainly contains following defect:
The first, the assembling of equipment compartment just can must be carried out after having assembled by equipment etc. under car body, car, and packaging technology alerting ability is poor;
The second, equipment compartment in an assembling process each parts be assembled in one by one on car body, assembling difficulty larger, packaging efficiency is lower.
Therefore, how improving the structure of equipment compartment in prior art, improve car load packaging efficiency, is those skilled in that art's technical matterss urgently to be resolved hurrily.
Summary of the invention
Object of the present invention is for providing a kind of track train, car body and processing technology thereof, equipment compartment, and in this equipment compartment, each parts can be assembled into an entirety in advance, and then are assigned on car body by the integral installation after assembling, substantially increase the efficiency of assembling of car load.
For solving the problems of the technologies described above, the invention provides a kind of equipment compartment of track train, comprise the crossbeam of camber beam for being connected with car body and equipment compartment cross-tie, also comprise the skeleton side bar and end skeleton that longitudinally arrange, camber beam, crossbeam, skeleton side bar, end skeleton form skeleton component.
Equipment compartment provided herein, the camber beam in component devices cabin, crossbeam, skeleton side bar three position are relatively fixing, and namely camber beam, crossbeam, skeleton side bar are assembled into an integrally-built skeleton component; Like this, before car load assembling or in the process of assembling, each camber beam in component devices cabin, crossbeam, skeleton side bar can be assembled into an entirety, each skeleton component assembled is installed with on car body together with integral form simultaneously.Each skeleton unit of equipment compartment is completed assembling by the present invention under car load fitting line, compared with skeleton parts being installed on car body one by one with prior art, substantially reduce car load assembling procedure to a certain extent, reduce car load built-up time, improve car load packaging efficiency.
Optionally, described skeleton side bar connects the two ends of each described crossbeam respectively, and described crossbeam connects corresponding described camber beam by the described skeleton side bar of corresponding side.
Optionally, the upper surface of described camber beam is connected with car body side bar, and the lower surface of described car body side bar is provided with the chute that Open Side Down, and the upper surface of described camber beam is provided with through hole, is provided with bolt in described chute, and described bolt is fixed by nut and described camber beam; Described chute is the groove along car body longitudinal extension, and offers the first opening being greater than bolt head in the desired location of groove, so that the head of described bolt slips into chute inside from this first opening.
Optionally, described equipment compartment also comprises skirtboard, and described skirtboard lower end is supported in described skeleton side bar, and described skeleton side bar is provided with the first crotch of opening upwards, described skirtboard is provided with the second crotch with described first crotch normal-running fit, turning cylinder is parallel to longitudinal direction; The upper end of described skirtboard is provided with and is connected and fixed structure with car body side bar.
Optionally, also comprise base plate, described base plate is fixed on the bottom of described crossbeam.
Optionally, also comprise end skeleton and the end plate at equipment compartment two ends, described end skeleton is connected with described skeleton side bar, and described end plate is bolted on the skeleton of end, and described end skeleton and end plate and equipment compartment miscellaneous part form integral module.
Optionally, longitudinally, described skeleton side bar comprises at least three sections, removably connects between adjacent two sections.
On the basis in the said equipment cabin, present invention also offers a kind of car body of track train, comprise underframe and be arranged at the equipment compartment of described underframe bottom, described equipment compartment is the equipment compartment described in above-mentioned any one.
Optionally, the lower surface of car body side bar is also provided with the adapter plate to downward-extension, described adapter plate is vertically arranged with some lockholes or bolt hole, and described skirtboard is by lock or Bolt to position in described adapter plate, and the lower surface of the upper surface of described skirtboard and described car body side bar is mounted opposite.
Optionally, described adapter plate extends longitudinally, and the position relative with described camber beam, described adapter plate offers gap.
Present invention also offers a kind of track train, it is characterized in that, described track train comprises equipment compartment described in above-mentioned any one or/and car body described in above-mentioned any one.
In addition, present invention also offers a kind of packaging technology of described car body, these packaging technology concrete steps are as follows:
First each camber beam, crossbeam, skeleton side bar are assembled into an integrally-built skeleton component, and end skeleton and end plate, base plate, skirtboard are assembled on skeleton component, then the above-mentioned equipment compartment component integration assembled is installed on car body side bar.
Because track train and car body possess the said equipment cabin, therefore track train and car body also possess the above-mentioned technique effect of this equipment compartment.
Accompanying drawing explanation
Fig. 1 is the cross-sectional structure schematic diagram of equipment compartment in an embodiment of the present invention;
Fig. 2 is A place enlarged drawing in Fig. 1;
Fig. 3 is car body vertical section cutaway view in an embodiment of the present invention;
Fig. 4 is the structural representation of camber beam in an embodiment of the present invention;
Fig. 5 is the diagram of circuit of the packaging technology of car body in an embodiment of the present invention.
Wherein, the one-to-one relationship in Fig. 1 to Fig. 3 between component names and Reference numeral is as follows:
Car body side bar 10, adapter plate 101, bending edges 102, chute 10a, camber beam 21, crossbeam 22, skeleton side bar 23, first crotch 231, base plate 24, first base plate 241, skirtboard 25, second crotch 251, bolt 30, underframe 40, adapter plate 50, end plate 60.
Detailed description of the invention
Core of the present invention is for providing a kind of track train, car body and processing technology thereof, equipment compartment, and in this equipment compartment, each parts can be assembled into an entirety in advance, and then are assigned on car body by the integral installation after assembling, substantially increase the efficiency of assembling of car load.
In order to make those skilled in the art understand technical scheme of the present invention better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 1-Fig. 3, Fig. 1 is the cross-sectional structure schematic diagram of equipment compartment in an embodiment of the present invention; Fig. 2 is A place enlarged drawing in Fig. 1; Fig. 3 is car body vertical section cutaway view in an embodiment of the present invention; Wherein only give the half view of vertical section cutaway view in Fig. 3.
Car body comprises headwall, side wall, roof, underframe 40 etc., and side wall, roof and underframe 40 surrounds compartment, and in order to the lightweight of high-speed train body weight, headwall, side wall, roof can use the material of lighter material, such as aluminum alloy, magnesium alloy etc.In order to protect under train car equipment and realize car load outside face smoothness, underframe 40 bottom of train is generally also provided with equipment compartment.Equipment compartment can hang to be arranged between the bogie truck of two, vehicle body bottom frame 40 bottom and bogie truck to the position of end wall of car body.
For middle part equipment compartment, usual equipment compartment by skirtboard 25, camber beam 21, crossbeam 22, base plate forms, in the equipment compartment that the present invention also provides, camber beam 21 is for being connected with car body, between two camber beams 21, crossbeam 22 is set, the upper surface of camber beam 21 connects the bottom surface of underframe 40, the bottom of camber beam 21 is connected with crossbeam 22, and camber beam 21 can directly be connected with crossbeam 22, also indirectly can be connected by the third party.
Equipment compartment provided by the present invention also comprises the skeleton side bar 23 that separation both sides are longitudinally arranged, and camber beam 21 is fixedly connected with longitudinal framework side bar 23 with crossbeam 22 and forms skeleton component.It is to be understood that longitudinal direction will be defined as along length over ends of body direction herein, be correspondingly defined as transverse direction along width over sides of car body direction.
Equipment compartment provided herein, each camber beam 21, the crossbeam 22 in component devices cabin are all relatively fixing by skeleton side bar 23, and namely each three can be assembled into an integrally-built skeleton component; Like this, before car load assembling or in the process of assembling, the parts of each skeleton unit in component devices cabin can be assembled into an entirety, the skeleton component assembled is installed with on car body together with integral form simultaneously.Each skeleton unit of equipment compartment is completed assembling by the present invention under car load fitting line, compared with skeleton parts being installed on car body one by one with prior art, ensure that the installation quality of equipment compartment parts to a certain extent, substantially reduce car load assembling procedure, reduce car load built-up time, improve car load packaging efficiency.
The following provide a kind of concrete structure of skeleton side bar 23, refer to following description.
In a kind of concrete embodiment, the two ends of two skeleton side bars 23 difference connecting cross beams 22, crossbeam 22 connects corresponding camber beam 21 by the skeleton side bar 23 of corresponding side.That is, camber beam 21 is relative fixing by skeleton side bar 23 with crossbeam 22.
Particularly, the upper surface of camber beam 21 can be connected with car body side bar 10, and the lower surface of car body side bar 10 is provided with the chute 10a that Open Side Down, and the upper surface of camber beam 21 is provided with through hole, be provided with bolt in chute 10a, bolt is fixed on camber beam 21 by the nut be mated;
When equipment compartment assembles, the head of bolt slips into chute 10a inside, and move integrally skeleton component, when moving to rigging position, bolt falls in the through hole of camber beam 21, and fastening nut is by relative with car body side bar 10 for skeleton component fixing.
The structure of offering of chute 10a can reference diagram 2, and chute 10a along the groove of car body longitudinal extension, and offers the opening being greater than bolt head in the desired location of groove, so as bolt to slip into chute 10a from this opening inner.When the skeleton component of the equipment compartment that this embodiment provides is installed, first bolt head is slipped in chute 10a in the prodefined opening of car body side bar 10 lower surface chute 10a, and adjust bolt to relevant position, then skeleton component entirety is upwards lifted the through hole making bolt insert camber beam 21 upper surface, adopt nut locking afterwards.
Certainly, equipment compartment is except skeleton component, and also comprise the skirtboard 25, base plate 24, end skeleton and the end plate 60 that surround equipment compartment cavity together with underframe 40, skirtboard 25 is arranged at the both sides of equipment compartment.
In a kind of detailed description of the invention, skirtboard 25 lower end is supported in skeleton side bar 23, and skeleton side bar 23 is provided with the first crotch 231 of opening upwards, and skirtboard 25 is provided with the second crotch 251 with the first crotch 231 normal-running fit, turning cylinder is parallel to longitudinal direction.The upper end of skirtboard 25 is provided with and is connected and fixed structure with car body side bar 10.The lower end of skirtboard 25 is supported on skeleton side bar 23, and skeleton side bar 23 can play good supporting role to skirtboard 25, increase skirtboard 25 and install stability, and skirtboard 25 and skeleton side bar 23 is rotationally connected, and are convenient to opening or closing of skirtboard 25.
Base plate 24 in above-described embodiment is fixed on the bottom of crossbeam 22.As shown in Figure 2, the base plate in Fig. 2 comprises interconnective two the first base plates 241, two the first base plates 241 and is all lifted on framework beam 22, can arrange and two the first base plates 241 are lifted on framework beam 22 simultaneously.
Please refer to Fig. 4, Fig. 4 is the structural representation of camber beam in an embodiment of the present invention.
In order to reduce car body resistance to motion, car body entirety is generally designed to stream line pattern, skirtboard 25 can be further designed to the stream line pattern with certain radian, correspondingly, camber beam 21 can be also arcuation fleetline I-shaped structure, comprises arcuation lateral wall 211, arcuation madial wall 212 and connects the connecting wall 213 of lateral wall 211 and madial wall 212.
In the various embodiments described above, the sidewall of skeleton side bar 23 has bolt mount pad 232, and bolt mount pad 232 and skeleton side bar 23 surround the installation cavity of the head holding bolt, and installation cavity is provided with opening, and bolt head snaps in installation cavity inside from opening; The lower surface of camber beam 21 has bending edges 213, and bending edges 213 is provided with through hole 213a, and the bolt in bolt mount pad 232 is fixedly connected with nut, with fixing camber beam 21 and skeleton side bar 23 through through hole 213a.
On the basis in the said equipment cabin, additionally provide a kind of car body of track train herein, comprise underframe 40 and be arranged at the equipment compartment of underframe 40 bottom, equipment compartment is the equipment compartment of above-mentioned any one.
Car body in the various embodiments described above, the lower surface of its car body side bar 10 is also provided with the adapter plate 101 to downward-extension, and adapter plate 101 is vertically arranged with some lockholes or bolt hole, skirtboard 25 by lock or Bolt to position in adapter plate 101.In order to strengthen the working strength of adapter plate 101, the end of adapter plate 101 can also arrange inside bending edges 102.
When skirtboard 25 is installed, the inner side of the upper end of skirtboard 25 outside adapter plate 101, and can be locked with on adapter plate 101 by bolt or lock, and the upper surface of skirtboard 25 and the lower surface of described car body side bar 10 are mounted opposite; Between the upper surface of skirtboard 25 and the lower surface of car body side bar 10, gap is compared evenly, improves the cosmetic look of car body.
Interfere in order to avoid adapter plate 101 and the camber beam 21 of skeleton component are installed on car body produces, adapter plate 101 extends longitudinally, and the position relative with the camber beam 21 of skeleton component, adapter plate 101 offers gap.
Please refer to Fig. 5, Fig. 5 is the diagram of circuit of the packaging technology of car body in an embodiment of the present invention.
In described each embodiment, the packaging technology concrete steps of car body are as follows:
S1, each camber beam, crossbeam are assembled into an integrally-built skeleton component by skeleton side bar, and base plate, skirtboard, end skeleton and end plate 60 are assembled on skeleton side bar;
S2, the above-mentioned equipment compartment component integration assembled to be installed on car body side bar.
In addition, present invention also offers a kind of track train, track train comprises equipment compartment any one of the various embodiments described above or/and the car body of any one of the various embodiments described above.
Because track train and car body possess the said equipment cabin, therefore track train and car body also possess the above-mentioned technique effect of this equipment compartment.
Above a kind of track train provided by the present invention, car body and processing technology thereof, equipment compartment are described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (13)
1. the equipment compartment of a track train, comprise the crossbeam (22) of camber beam (21) for being connected with car body and equipment compartment cross-tie, it is characterized in that, described equipment compartment also comprises the skeleton side bar (23) that separation both sides are longitudinally arranged, each described camber beam (21) is all fixedly connected with skeleton side bar (23) described in corresponding side, and described camber beam (21), described crossbeam (22), described skeleton side bar (23) form skeleton component.
2. equipment compartment as claimed in claim 1, it is characterized in that, described in two, skeleton side bar (23) connects the two ends of each crossbeam (22) respectively, and described crossbeam (22) connects corresponding described camber beam (21) by the described skeleton side bar (23) of corresponding side.
3. equipment compartment as claimed in claim 2, it is characterized in that, the upper surface of described camber beam (21) is connected with car body side bar (10), the lower surface of described car body side bar (10) is provided with the chute (10a) that Open Side Down, the upper surface of described camber beam (21) is provided with through hole, be provided with bolt in described chute (10a), described bolt is fixed by nut and described camber beam (21); Described chute (10a) is the groove along car body longitudinal extension, and offers the first opening being greater than bolt head in the desired location of groove, so that the head of described bolt slips into chute (10a) inside from this first opening.
4. the equipment compartment as described in any one of claims 1 to 3, it is characterized in that, described equipment compartment also comprises skirtboard (25), described skirtboard (25) lower end is supported in described skeleton side bar (23), described skeleton side bar (23) is provided with first crotch (231) of opening upwards, described skirtboard (25) is provided with the second crotch (251) with described first crotch (231) normal-running fit, turning cylinder is parallel to longitudinal direction; The upper end of described skirtboard (25) is provided with and is connected and fixed structure with car body side bar (10).
5. the equipment compartment as described in any one of claims 1 to 3, is characterized in that, also comprises base plate, and described base plate is fixed on the bottom of described crossbeam (22).
6. add the equipment compartment described in any one of claim 1 to 3, it is characterized in that, also comprise end skeleton and the end plate at equipment compartment two ends, described end skeleton is connected with described skeleton side bar (23), described end plate is bolted on the skeleton of end, and described end skeleton and end plate and equipment compartment miscellaneous part form integral module.
7. add the equipment compartment described in any one of claim 1 to 3, it is characterized in that, longitudinally, described skeleton side bar (23) comprises at least three sections, removably connects between adjacent two sections.
8. the equipment compartment as described in any one of claims 1 to 3, it is characterized in that, described camber beam (21) is arcuation fleetline I-shaped structure, comprises arcuation lateral wall (211), arcuation madial wall (212) and connects the connecting wall (213) of described lateral wall (211) and described madial wall (212).
9. equipment compartment as claimed in claim 8, it is characterized in that, the sidewall of described skeleton side bar (23) has bolt mount pad (232), described bolt mount pad (232) and described skeleton side bar (23) surround the installation cavity of the head holding bolt, and described installation cavity is provided with opening, it is inner that bolt head snaps in described installation cavity from described opening; The lower surface of described camber beam (21) has bending edges (213), described bending edges (213) is provided with through hole (213a), bolt in described bolt mount pad (232) is fixedly connected with nut through described through hole (213a), with fixing described camber beam (21) and described skeleton side bar (23).
10. a car body for track train, comprises underframe (40) and is arranged at the equipment compartment of described underframe (40) bottom, it is characterized in that, described equipment compartment is the equipment compartment described in any one of claim 1 to 9.
11. car bodies as claimed in claim 10, it is characterized in that, the lower surface of car body side bar (10) is also provided with the adapter plate (101) to downward-extension, described adapter plate (101) is vertically arranged with some lockholes or bolt hole, described skirtboard (25) is by lock or Bolt to position in described adapter plate (101), and the lower surface of the upper surface of described skirtboard (25) and described car body side bar (10) is mounted opposite.
12. 1 kinds of track traines, is characterized in that, described track train comprises equipment compartment described in any one of the claims 1-9 or/and car body described in any one of claim 10-11.
13. 1 kinds, for the packaging technology of car body described in any one of claim 10-11, is characterized in that, these packaging technology concrete steps are as follows:
First camber beam (21), crossbeam (22) are assembled into an integrally-built skeleton component by skeleton side bar (23), and end skeleton and end plate, base plate, skirtboard (25) are assembled on skeleton component, then the above-mentioned equipment compartment component integration assembled is installed on car body side bar (10).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510823912.3A CN105365833A (en) | 2015-11-24 | 2015-11-24 | Railway train, train body and processing technology thereof, and equipment compartment |
| PCT/CN2016/104901 WO2017088635A1 (en) | 2015-11-24 | 2016-11-07 | Railway train, train body and processing technology thereof, and equipment compartment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510823912.3A CN105365833A (en) | 2015-11-24 | 2015-11-24 | Railway train, train body and processing technology thereof, and equipment compartment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105365833A true CN105365833A (en) | 2016-03-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510823912.3A Pending CN105365833A (en) | 2015-11-24 | 2015-11-24 | Railway train, train body and processing technology thereof, and equipment compartment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105365833A (en) |
| WO (1) | WO2017088635A1 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017088635A1 (en) * | 2015-11-24 | 2017-06-01 | 中车青岛四方机车车辆股份有限公司 | Railway train, train body and processing technology thereof, and equipment compartment |
| CN108128312A (en) * | 2017-11-29 | 2018-06-08 | 中车青岛四方机车车辆股份有限公司 | Track train |
| CN108407831A (en) * | 2018-04-28 | 2018-08-17 | 江苏华复轨道交通科技有限公司 | A kind of motor car equipment cabin structure |
| CN109291944A (en) * | 2018-08-28 | 2019-02-01 | 吉林大学 | A kind of combined high-speed train apparatus cabin attachment beam |
| CN109398376A (en) * | 2018-12-21 | 2019-03-01 | 常州市新创智能科技有限公司 | A kind of Transit Equipment cabin support construction |
| CN110588684A (en) * | 2019-09-05 | 2019-12-20 | 中车青岛四方机车车辆股份有限公司 | Self-adaptive skirt board for vehicle body steering |
| CN110682045A (en) * | 2019-10-30 | 2020-01-14 | 天津中车唐车轨道车辆有限公司 | Assembly welding tool for unit framework |
| CN113247035A (en) * | 2021-06-28 | 2021-08-13 | 中车青岛四方机车车辆股份有限公司 | Underframe boundary beam, underframe structure and railway vehicle |
| CN115027511A (en) * | 2022-06-24 | 2022-09-09 | 中车株洲电力机车有限公司 | Rail vehicle bears formula equipment compartment structure and rail vehicle |
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| CN110539758B (en) * | 2018-12-05 | 2024-09-20 | 中车长春轨道客车股份有限公司 | Locking mechanism of bottom plate, equipment cabin and railway vehicle |
| CN113264115B (en) * | 2021-06-30 | 2023-06-02 | 芜湖国风塑胶科技有限公司 | Method for assembling roof side rail |
| CN114852112A (en) * | 2022-05-17 | 2022-08-05 | 北京轨道交通技术装备集团有限公司 | Rail vehicle equipment compartment bottom plate and rail vehicle equipment compartment bottom plate framework |
| CN114802328B (en) * | 2022-05-20 | 2024-05-28 | 中车青岛四方机车车辆股份有限公司 | Apron board assembly and rail vehicle |
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| WO2017088635A1 (en) * | 2015-11-24 | 2017-06-01 | 中车青岛四方机车车辆股份有限公司 | Railway train, train body and processing technology thereof, and equipment compartment |
| CN108128312A (en) * | 2017-11-29 | 2018-06-08 | 中车青岛四方机车车辆股份有限公司 | Track train |
| CN108407831A (en) * | 2018-04-28 | 2018-08-17 | 江苏华复轨道交通科技有限公司 | A kind of motor car equipment cabin structure |
| CN108407831B (en) * | 2018-04-28 | 2023-10-24 | 江苏华复轨道交通科技有限公司 | Motor car equipment compartment structure |
| CN109291944A (en) * | 2018-08-28 | 2019-02-01 | 吉林大学 | A kind of combined high-speed train apparatus cabin attachment beam |
| CN109398376A (en) * | 2018-12-21 | 2019-03-01 | 常州市新创智能科技有限公司 | A kind of Transit Equipment cabin support construction |
| CN109398376B (en) * | 2018-12-21 | 2019-09-10 | 常州市新创智能科技有限公司 | A kind of Transit Equipment cabin support construction |
| CN110588684A (en) * | 2019-09-05 | 2019-12-20 | 中车青岛四方机车车辆股份有限公司 | Self-adaptive skirt board for vehicle body steering |
| CN110682045A (en) * | 2019-10-30 | 2020-01-14 | 天津中车唐车轨道车辆有限公司 | Assembly welding tool for unit framework |
| CN113247035A (en) * | 2021-06-28 | 2021-08-13 | 中车青岛四方机车车辆股份有限公司 | Underframe boundary beam, underframe structure and railway vehicle |
| CN115027511A (en) * | 2022-06-24 | 2022-09-09 | 中车株洲电力机车有限公司 | Rail vehicle bears formula equipment compartment structure and rail vehicle |
| CN115027511B (en) * | 2022-06-24 | 2023-06-13 | 中车株洲电力机车有限公司 | Rail vehicle bears formula equipment compartment structure and rail vehicle |
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Application publication date: 20160302 |