CN104210502B - Railway passenger train body and railway vehicle - Google Patents
Railway passenger train body and railway vehicle Download PDFInfo
- Publication number
- CN104210502B CN104210502B CN201410496276.3A CN201410496276A CN104210502B CN 104210502 B CN104210502 B CN 104210502B CN 201410496276 A CN201410496276 A CN 201410496276A CN 104210502 B CN104210502 B CN 104210502B
- Authority
- CN
- China
- Prior art keywords
- top board
- longeron
- fixedly connected
- skeleton
- ceiling panel
- 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
Abstract
The invention provides a railway passenger train body and a railway vehicle. The train body comprises a train body steel structure, wherein the train body steel structure comprises train body side walls and a train body top part, the inner side of the train body top part is provided with at least two inner top plate assemblies in the longitudinal direction, each inner top plate assembly comprises a skeleton, a middle top plate and side top plates, the side top plates are respectively positioned at the two sides of each middle top plate, the skeleton comprises at least two longitudinal beams and at least two transverse beams, each middle top plate covers under the skeleton, the two sides of each middle top plate are respectively and fixedly connected with the two longitudinal beams, the butting part of the middle top plates of the two adjacent top plate assemblies is provided with a gap blocking cover plate which is used for blocking a gap between the middle top plates, the two ends of the gap blocking cover plate are respectively and fixedly connected with the two longitudinal beams, one side, facing the skeleton, of each side top plate is respectively and fixedly connected with the corresponding longitudinal beam, and the other side of each side top plate is fixedly connected with the corresponding train body side wall. The railway passenger train body has the advantages that the assembly operation is convenient, the assembly efficiency is improved, and the overhauling and maintenance are conveniently implemented.
Description
Technical field
The present invention relates to rolling stock manufacturing technology, more particularly to a kind of railroad car bodywork and rolling stock.
Background technology
Railroad car bodywork carries the important function for carrying passenger, and it mainly includes steel structure of car body and trim panel.Its
In, steel structure of car body includes the vehicle body side wall of both sides and the car body top at top, and trim panel then includes being arranged on table in vehicle body side wall
The framed side wallboard in face and the inside ceiling panel on the inside of car body top.
In the prior art, as shown in figure 1, inside ceiling panel includes being arranged on middle top board and the position on car body top by joist component
In the side top board 12 of the both sides of middle top board 11, the light bar that the side of top board 11 is screwed onto on joist component 13 towards in of side top board 12 is hung
On ferrum, side top board 12 is then arranged on the connection code of vehicle body side wall away from the side of middle top board 11 by side top board tie-beam.Its
In, middle top board 11 includes and is arranged in order along longitudinal direction that accordingly, side top board 12 is also included along the multiple of longitudinal arrangement, often multiple
Individual middle top board 11 and the edge of side top board 12 are respectively arranged with Plug Division, and the side top board 12 between adjacent middle top board 11, adjacent
Between, and by the Plug Division socket connection of above-mentioned specific cooperation between adjacent middle top board 11 and side top board 12 so that
During installation, need in strict accordance with each middle top board of one piece of installation of working procedure one piece, side top board and related accessories, operation inconvenience, effect
Rate is relatively low；Additionally, during follow-up repair and maintenance, it is impossible to individually pull down middle top board or side top board, it is therefore desirable to by car body
The whole inside ceiling panel in portion is removed could implement repair and maintenance, be inconvenient.
The content of the invention
For drawbacks described above of the prior art, the present invention provides a kind of railroad car bodywork and rolling stock, realization side
Just, inside ceiling panel is efficiently installed, and is easy to the repair and maintenance of follow-up car body top.
The present invention provides a kind of railroad car bodywork, including steel structure of car body, and the steel structure of car body includes vehicle body side wall
With the car body top being formed at the top of side wall, the car body top inner side is additionally provided with least two inside ceiling panel components along longitudinal arrangement；
The inside ceiling panel component includes：Skeleton, middle top board, and positioned at the side top board of the middle top board both sides；The skeleton is fixed and connected
It is connected on the inner surface of car body top；The skeleton includes that the longeron and at least two of at least two longitudinal extensions is fixedly connected on two
Crossbeam between the longeron, the middle top board is covered in the skeleton lower section and both sides are fixed respectively with two longerons
Connection, and the middle top board joint in two adjacent top plate members is additionally provided with seam for blocking between two adjacent middle top boards
The gear seam cover plate of gap, the two ends of the gear seam cover plate are fixedly connected respectively with two longerons；The side top board is towards described
The side of skeleton is fixedly connected respectively with corresponding longeron, and the side top board opposite side is fixedly connected with the vehicle body side wall.
The present invention also provides a kind of rolling stock, including：Bogie, and be arranged on it is on the bogie, such as this
Bright described railroad car bodywork.
Railroad car bodywork and rolling stock that the present invention is provided, first can assemble under car and form multiple inside ceiling panel groups
Part, is then easily and quickly installed to individual inside ceiling panel component on steel structure of car body, completes car body installation procedure, significantly facilitates
Operation, improve efficiency of assembling；Further, since multiple inside ceiling panel components can be set in a car body, therefore, in maintenance
The inside ceiling panel component for dismantling local location is only needed, repair and maintenance is facilitated, maintenance cost is also saved.
Description of the drawings
Fig. 1 is the mounting structure schematic diagram of passenger train inside ceiling panel of the prior art；
Fig. 2 is the top view of inside ceiling panel in railroad car bodywork of the present invention；
Fig. 3 is the A-A of Fig. 2 to sectional view；
Fig. 4 is D-D direction views in Fig. 2
Fig. 5 is C-C direction views in Fig. 2；
Fig. 6 is the enlarged drawing in Fig. 3 at X；
Fig. 7 is the enlarged drawing in Fig. 3 at B；
Fig. 8 is Z-Z direction views in Fig. 3；
Fig. 9 is enlarged drawing at E in Fig. 2.
Specific embodiment
Fig. 2 is the top view of inside ceiling panel in railroad car bodywork of the present invention；Fig. 3 is the A-A of Fig. 2 to sectional view；Fig. 4 is figure
D-D direction views in 2；Fig. 5 is C-C direction views in Fig. 2；Fig. 2-5 are refer to, the present embodiment provides a kind of railroad car bodywork, bag
Steel structure of car body is included, the steel structure of car body includes vehicle body side wall 11 and the car body top 10 being formed at the top of side wall, in car body top 10
Side is additionally provided with least two inside ceiling panel components 2 along longitudinal arrangement；Inside ceiling panel component 2 includes：Skeleton 21, middle top board 22, and
Positioned at the side top board 23 of the both sides of middle top board 22；Skeleton 2 is fixedly connected on the inner surface of car body top 10；Skeleton is vertical including at least two
The crossbeam 212 between two longerons 211 is fixedly connected on to the longeron 211 and at least two for extending, middle top board 22 is covered in bone
The lower section of frame 21 and both sides are fixedly connected respectively with two longerons 211, and in 22 pairs, the middle top board of two adjacent top plate members 2
The place of connecing is additionally provided with the gear for blocking the gap between two adjacent middle top boards 22 and stitches cover plate 24, the two ends difference of gear seam cover plate 24
It is fixedly connected with two longerons 211；Side top board 23 is fixedly connected respectively towards the side of skeleton 21 with corresponding longeron 211, side
The opposite side of top board 23 is fixedly connected with vehicle body side wall.
Specifically, steel structure of car body is surrounded by the car body top 10 on the floor of bottom, the vehicle body side wall of sidepiece and top, and whole
Body is extended longitudinally, wherein longitudinal direction refers to length over ends of body direction.Inside ceiling panel component 2 can be along the multiple of longitudinal arrangement, each
Inside ceiling panel component 2 can include respectively：One skeleton, 21, middle top board 22, and positioned at the side top board 23 of the both sides of middle top board 22；
Each skeleton 21 can be by two crossbeams 212 and two longerons 211 be fixedly connected to form it is rectangular-shaped, middle top board 22 then can be with
For the tabular in the space surrounded with crossbeam 212 and longeron 211 can be covered.The generation type of its middle skeleton can be welding, spiral shell
Connect, the present invention is not particularly limited to this.Certainly, each skeleton 21, may be used also between crossbeam 212 positioned at forward and backward two ends
To set up at least one crossbeam 212, to improve bearing capacity, the demand of more high load applications scene is met.22 two, middle top board
Edge that is relative, extending longitudinally can be fixedly connected respectively by screw with the Fast assembling nut on longeron 211.
Include two side top boards 23 in each inside ceiling panel component 2, two side top boards 23 are separately positioned on the both sides of middle top board 22,
Wherein the shape of side top board 23 can according to specific needs be arranged to arc or bending plate.
Further, multiple inside ceiling panel components 2 are along longitudinal arrangement so that multiple middle top boards 22 and multiple side top boards 23 are distinguished
Along longitudinal arrangement.Elongated gear seam cover plate 24 is provided between adjacent middle top board 22 and in the outside of middle top board 22, the gear seam lid
The width of plate 24 is more than above-mentioned gap, and two ends are fastened on corresponding longeron 211 by bolt or screw through cover plate respectively
On, to shelter from above-mentioned gap by gear seam cover plate 24.
Preferably, side top board 23 can curved tabular, the first side and second side of side top board 23 including longitudinal extension,
And the first arc-shaped side 231 and the second arc-shaped side 232 being formed between first side and second side；First side can with it is vertical
Beam 211 is fixedly connected on longeron 211 by screw or bolt, and second side then can be connected to car in the way of inclined-plane clamp
On side top connection code on the wall of side, with more convenient dismounting.Also, the side of the first arc 231 protrusion shape of each side top board 23
Into flange 234, flange 234 extends to the second arc-shaped side 232 of the side top board 23 of adjacent inside ceiling panel component 2, to be turned over by this
Side 234 shelters from the gap between adjacent side top board 23.
The railroad car bodywork that this example is provided in an assembling process, not only can respectively by each in inside ceiling panel component
Part is assembled on steel structure of car body successively, but also can realize that modularity is installed.Specifically, first middle top board 22 can be consolidated
Surely it is connected on skeleton 21, then the side of two side top boards 23 is respectively fixedly connected with two longerons 211 of skeleton 2, from
And an inside ceiling panel component 2 is formed, then just respectively each inside ceiling panel component 2 can be hung into 7 by skeleton is installed on roof, while
The opposite side of side top board 23 is set to be fixedly connected on vehicle body side wall；After the installation of all inside ceiling panel components 2, then in adjacent
Gear seam cover plate 24 is installed between top board 22.
As can be seen here, the railroad car bodywork that the present embodiment is provided, first can assemble under car and form multiple inside ceiling panel groups
Part, is then easily and quickly installed to individual inside ceiling panel component on steel structure of car body, completes car body installation procedure, significantly facilitates
Operation, improve efficiency of assembling；Further, since multiple inside ceiling panel components can be set in a car body, therefore, in maintenance
The inside ceiling panel component for dismantling local location is only needed, repair and maintenance is facilitated, maintenance cost is also saved.
Preferably, as shown in Figure 3 and Figure 6, in the railroad car bodywork that above-described embodiment is provided, each longeron 211 can
With including two first point of longeron 211a being arranged side by side and second point of longeron 211b, the both sides of middle top board 22 can respectively with two the
One point of longeron 211a is fixedly connected, and the side of side top board 23 can be fixedly connected with second point of longeron 211b.Will longeron be arranged to two
The form of root is respectively used to top board 22 and side top board 23 in connection, can effectively provide the carrying of longeron 211 and whole skeleton 2
Intensity.
Also, first point of longeron 211a and second point of longeron 211b can in a distance, to form the first interval, this
When, light bar 4 can be set in the first interval, light bar 4 and the first longeron 211a and/or the second longeron 211b and/or described
Crossbeam 212 is fixedly connected.
Specifically, light bar 4 may include lamp body 40 and the two parts of lampshade 42, and wherein lamp body 41 can be with the card of the first longeron 211a
The chute of groove or the second longeron arranges mounting interface, and lampshade 42 is monolithically integrated in the reserved card holding trough of lamp body 41.The present embodiment
In light bar 4 to be completely independent unit, lamp body can be prevented effectively from) both sides exposure, and when safeguarding, can be with integral disassembly, assembly, significantly
It is convenient to show the needs that vehicle overhauling is safeguarded.
As shown in Fig. 3, Fig. 6 and Fig. 7, side top board 23 and vehicle body side wall junction can be located at luggage carrier top, in itself and row
Between Lee's frame, fireproofing glue strip 26 using luggage carrier upper cover plate and its above processes gap, plays sealing, fire prevention, sound-absorbing, public affairs
The effect of difference compensation；Meanwhile, related electric installed part (containing speaker, smoke alarm etc.) can be also set on side top board 23.
In car body assembling process, inside ceiling panel component and car can be again carried out after related electric installed part is installed on inside ceiling panel component
Installation procedure between body.And when these electric components are overhauled, it is only necessary to the single lampshade (4- of respective modules is removed in advance
2) adjustment of interface unit beyond overall ceiling module, the more independent convenience of follow-up service work, and are not affected.
In an embodiment of the present invention, in above-mentioned railroad car bodywork, inside ceiling panel component 2 can also include being located at car body
Air channel 3 between top 20 and skeleton 2, air channel 3 extends longitudinally, and the bottom in air channel 3 is fixedly connected with skeleton 2.I.e. in each
Top plate member 2 can also include the air channel 3 of a tubular, and the bottom shape in air channel 3 can be matched with the crossbeam 212 of skeleton 2, with
Air channel 3 and crossbeam 212 are fastened in one by bolt or screw.Can be between the air channel 3 of certainly adjacent inside ceiling panel component 2
Docking simultaneously can be fixedly connected by screw.In assembling process, air channel 3 also can therewith be pacified when inside ceiling panel component 2 is assembled
It is attached on skeleton 2, subsequently the inside ceiling panel component with air channel 3 is installed on steel structure of car body.
Further, the first air outlet is offered on the bottom surface of air channel 3, the discharge of wind channel 3 can be offered on middle top board 22
The second air outlet for passing through of wind, i.e., realize blowing by middle top board 22, be conducive to being provided to passenger and more comfortably take environment.
Wherein, as shown in Fig. 3, Fig. 8 and Fig. 9, air channel 3 can be spirally connected fixation by L-shaped connecting plate 31 and crossbeam 212；That is, L
Shape connecting plate can be made up of the first vertical extension of arc and the second extension, and the first extension is spirally connected with the bottom of air channel 3
Fixed, the second extension is then spirally connected fixation by tommyhead bolt and crossbeam 212.Also, the air channel 3 of adjacent inside ceiling panel component 2 it
Between be also spirally connected and be fixed together, to improve bulk strength.Additionally, by connection between the skeleton 21 of adjacent inside ceiling panel component 2
Plate 28 is fixedly connected.
Another embodiment of the present invention provides a kind of rolling stock, including bogie, and is arranged on the bogie, such as
Upper arbitrary described railroad car bodywork.Wherein, the 26S Proteasome Structure and Function of railroad car is similar with previous embodiment, herein not
Repeat again.
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 (8)
1. a kind of railroad car bodywork, including steel structure of car body, the steel structure of car body includes vehicle body side wall and is formed at side wall
The car body top at top, the car body top inner side is additionally provided with least two inside ceiling panel components along longitudinal arrangement；Characterized in that, institute
Stating inside ceiling panel component includes：Skeleton, middle top board, and positioned at the side top board of the middle top board both sides；The skeleton is fixedly connected
On the inner surface of car body top；The skeleton includes that the longeron and at least two of at least two longitudinal extensions is fixedly connected on two institutes
The crossbeam between longeron is stated, the middle top board is covered in the skeleton lower section and both sides and fixes with two longerons connect respectively
Connect, and the middle top board joint in two adjacent top plate members is additionally provided with for blocking between the two adjacent middle top boards
The gear seam cover plate in gap, the two ends of the gear seam cover plate are fixedly connected respectively by bolt or screw with two longerons；Institute
State side top board to be fixedly connected with corresponding longeron respectively towards the side of the skeleton, the side top board opposite side and the car body
Side wall is fixedly connected；The curved tabular of the side top board, the side top board includes the first side and second side of longitudinal extension,
And the first arc-shaped side and the second arc-shaped side being formed between the first side and second side；First arc-shaped side is convex
Go out to form flange, the flange extends to the second arc-shaped side of the side top board of adjacent inside ceiling panel component.
2. railroad car bodywork according to claim 1, it is characterised in that each described longeron is arranged side by side including two
First point of longeron and second point of longeron, respectively first point of longeron described with two is fixedly connected for the middle top board both sides, described
Side top board is fixedly connected respectively with second point of longeron.
3. railroad car bodywork according to claim 2, it is characterised in that first point of longeron and second point of longeron shape
Into the first interval, in the described first interval light bar, the light bar and first longeron and/or second longeron are provided with
And/or the crossbeam is fixedly connected.
4. railroad car bodywork according to claim 2, it is characterised in that the inside ceiling panel component also includes being located at described
Air channel between car body top and the skeleton, the air channel extends longitudinally, and the bottom in the air channel is fixed with the skeleton
Connection.
5. railroad car bodywork according to claim 4, it is characterised in that offer the first air-supply on the air channel bottom surface
Mouthful, the second air outlet passed through for the wind of the discharge in the air channel is offered on the middle top board.
6. railroad car bodywork according to claim 4, it is characterised in that the air channel by L-shaped connecting plate with it is described
Crossbeam is spirally connected fixation；Also it is spirally connected between the air channel of adjacent inside ceiling panel component and is fixed together.
7. railroad car bodywork according to claim 1, it is characterised in that the bone of the adjacent inside ceiling panel component
It is fixedly connected by connecting plate between frame.
8. a kind of rolling stock, it is characterised in that include：
Bogie, and it is arranged on railroad car bodywork on the bogie, as described in claim 1-7 is arbitrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496276.3A CN104210502B (en) | 2014-09-23 | 2014-09-23 | Railway passenger train body and railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496276.3A CN104210502B (en) | 2014-09-23 | 2014-09-23 | Railway passenger train body and railway vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104210502A CN104210502A (en) | 2014-12-17 |
| CN104210502B true CN104210502B (en) | 2017-04-19 |
Family
ID=52092534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410496276.3A Active CN104210502B (en) | 2014-09-23 | 2014-09-23 | Railway passenger train body and railway vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104210502B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104554309B (en) * | 2014-12-25 | 2017-01-11 | 中车青岛四方机车车辆股份有限公司 | Middle roof air supply structure of railway vehicle and railway vehicle |
| CN104527679B (en) * | 2014-12-25 | 2017-01-18 | 中车青岛四方机车车辆股份有限公司 | Middle roof modular structure in railway vehicle and railway vehicle |
| CN105000025A (en) * | 2015-07-10 | 2015-10-28 | 南车南京浦镇车辆有限公司 | Car top framework for tram car |
| CN105035103B (en) * | 2015-09-08 | 2018-06-15 | 安徽安凯汽车股份有限公司 | Top plate press strip in car |
| CN105216810B (en) * | 2015-10-27 | 2017-07-28 | 中车南京浦镇车辆有限公司 | Passenger train baggage claim table top board structure installation method |
| CN106379355A (en) * | 2016-09-08 | 2017-02-08 | 中车唐山机车车辆有限公司 | Train carriage and rail vehicle |
| CN106428059A (en) * | 2016-12-06 | 2017-02-22 | 中车长春轨道客车股份有限公司 | Middle roof plate inserting and connecting structure of motor train unit |
| CN106882196A (en) * | 2016-12-06 | 2017-06-23 | 中车长春轨道客车股份有限公司 | Intercity EMUs in-car roof trim integrated morphology |
| CN111361577A (en) * | 2018-12-26 | 2020-07-03 | 中车唐山机车车辆有限公司 | Carriage and rail vehicle |
| CN112660179B (en) * | 2019-10-16 | 2023-02-24 | 中车唐山机车车辆有限公司 | Interior structure of railway vehicle and railway vehicle |
| CN113799821B (en) * | 2020-07-21 | 2023-01-24 | 中车唐山机车车辆有限公司 | Magnetic levitation vehicle and roof structure thereof |
| CN113734212B (en) * | 2021-09-18 | 2022-08-19 | 中车长春轨道客车股份有限公司 | Light-weighted integral roof mounting structure |
| CN114537454B (en) * | 2022-03-04 | 2023-05-30 | 中车唐山机车车辆有限公司 | Side roof blocking seam structure and installation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005329865A (en) * | 2004-05-21 | 2005-12-02 | Kinki Sharyo Co Ltd | Ceiling structure for railway vehicle |
| CN201151392Y (en) * | 2007-12-27 | 2008-11-19 | 南车南京浦镇车辆有限公司 | Top of railway carriage |
| CN201538324U (en) * | 2009-11-16 | 2010-08-04 | 唐山轨道客车有限责任公司 | Internal top plate connection structure of vehicle roof of railway vehicle |
| CN101804818A (en) * | 2009-11-16 | 2010-08-18 | 唐山轨道客车有限责任公司 | Top slab connecting structure inside railway train roof |
| CN203005436U (en) * | 2012-11-15 | 2013-06-19 | 南车青岛四方机车车辆股份有限公司 | Rail vehicle top modular structure |
-
2014
- 2014-09-23 CN CN201410496276.3A patent/CN104210502B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005329865A (en) * | 2004-05-21 | 2005-12-02 | Kinki Sharyo Co Ltd | Ceiling structure for railway vehicle |
| CN201151392Y (en) * | 2007-12-27 | 2008-11-19 | 南车南京浦镇车辆有限公司 | Top of railway carriage |
| CN201538324U (en) * | 2009-11-16 | 2010-08-04 | 唐山轨道客车有限责任公司 | Internal top plate connection structure of vehicle roof of railway vehicle |
| CN101804818A (en) * | 2009-11-16 | 2010-08-18 | 唐山轨道客车有限责任公司 | Top slab connecting structure inside railway train roof |
| CN203005436U (en) * | 2012-11-15 | 2013-06-19 | 南车青岛四方机车车辆股份有限公司 | Rail vehicle top modular structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104210502A (en) | 2014-12-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104210502B (en) | Railway passenger train body and railway vehicle | |
| EP3114002B1 (en) | Integrated ceiling assembly for railcars | |
| CN108928357B (en) | Integrated structure of air duct plate, middle top plate, ventilation grille and lamp strip of railway vehicle | |
| CN103921802B (en) | Roof device and low floor tramway train | |
| MXPA05013372A (en) | System and method for constructing a modular enclosure. | |
| NO313990B1 (en) | Leather vehicle with trolley | |
| EG24653A (en) | Modular process to manufacture and assemble automotive vehicle structure for passenger and load tranportation and resulting body and chassis | |
| CN101432189A (en) | Aircraft fuselage structure and method for its production | |
| CN106004911A (en) | Subway train body chassis structure without sleeper beam | |
| CN101902891A (en) | Combined cabinet | |
| IL133423A (en) | Rail vehicle with a fiber composite material head module | |
| CN104071168B (en) | A kind of 100% low-floor tramway trailer body and assemble method thereof | |
| CN105000025A (en) | Car top framework for tram car | |
| CN205044741U (en) | Headwall structure of city rail stainless steel vehicle | |
| CN109263725B (en) | Vehicle and roof module thereof | |
| CN104709300B (en) | Bullet train, car body and its processing method | |
| CN108501968A (en) | Rail vehicle and its headwall | |
| CN107612288A (en) | Power-centralized type electric locomotive high-strength aluminum alloy converter box | |
| CN204415399U (en) | High speed train and car body thereof | |
| CN108016501B (en) | Novel electric automobile modularization structure | |
| CN207029177U (en) | Floor panel assembly for mass transportation facilities | |
| CN211685333U (en) | Ambulance ceiling framework | |
| RU80420U1 (en) | CEILING CEILING | |
| CN104554316A (en) | Railway vehicle, trainmen seat mounting base and trainmen seat mounting method | |
| CN220972443U (en) | Photovoltaic cleans machine people frame connection structure and uses its cleaning machine people |
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 |