CN206678992U - Car among train - Google Patents
Car among train Download PDFInfo
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- CN206678992U CN206678992U CN201720337399.1U CN201720337399U CN206678992U CN 206678992 U CN206678992 U CN 206678992U CN 201720337399 U CN201720337399 U CN 201720337399U CN 206678992 U CN206678992 U CN 206678992U
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- car
- chassis
- train according
- side wall
- underframe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The utility model discloses car among a kind of train, including chassis, the side wall upwardly extended is connected with left and right sides of chassis, the front and rear sides of chassis are connected with the headwall upwardly extended, and headwall is connected with side wall, the top of chassis is provided with the roof being connected respectively with side wall and headwall, wherein, chassis includes：Edge beam of underframe, edge beam of underframe extend along the longitudinal direction, and edge beam of underframe includes spaced apart two of left and right；Floor profile, floor profile are located between two edge beam of underframe；The front and rear sides of floor profile are equipped with bogie mounting seat, and bogie mounting seat is connected with floor profile and edge beam of underframe respectively, and the bottom surface of bogie mounting seat is connected with the traction seat extended downwardly.According to car among the train of the utility model embodiment, structural strength can be improved.
Description
Technical field
Technical field of traffic transportation is the utility model is related to, car among more particularly to a kind of train.
Background technology
Light rail train in correlation technique uses all steel Undercarriage structure, and the weight of chassis is larger, adds complete vehicle weight,
Ensure that vehicle normally starts and during acceleration, it is necessary to bigger power, braking procedure need bigger drag friction or or
Longer parking distance；Connected simultaneously between chassis and side wall, headwall using riveting method, cause whole tightness poor and make
It is higher to make cost.
In addition, structure is delayed using pillow pulling at bogie, because of the influence of the vehicle commander of vehicle, overall width, wheelbase and wheelspan, car body fortune
Min. turning radius during row is larger, reduces the adaptability of urban track traffic.
Utility model content
The utility model is intended to one of technical problem at least solving in correlation technique to a certain extent.Therefore, this reality
It is to propose car among a kind of train, the intensity height of chassis with a new purpose.
According to car among the train of the utility model embodiment, including chassis, the left and right sides connection of the chassis is oriented
The side wall of upper extension, the front and rear sides of the chassis are connected with the headwall upwardly extended, and the headwall is connected with the side wall,
The top of the chassis is provided with the roof being connected respectively with the side wall and the headwall, wherein, the chassis includes：Chassis side
Beam, the edge beam of underframe extend along the longitudinal direction, and the edge beam of underframe includes spaced apart two of left and right；Floor profile,
The floor profile is located between two edge beam of underframe；The front and rear sides of the floor profile are equipped with bogie installation
Seat, the bogie mounting seat are connected with the floor profile and the edge beam of underframe respectively, the bottom of the bogie mounting seat
Face is connected with the traction seat extended downwardly.
According to car among the train of the utility model embodiment, using floor profile and bogie mounting seat, bottom are provided with
Frame connection and reasonable arrangement, the structural strength of chassis and the support strength to wheel can be improved.
In addition, according to car among the train of the utility model above-described embodiment, there can also be technology additional as follows special
Sign：
In one embodiment of the present utility model, the bogie mounting seat includes：Crossbeam, the crossbeam is along right and left
To extension, and the crossbeam includes two of time interval arrangement；Bogie installs section bar, and the bogie installation section bar is located at
Between two crossbeams, the bogie installation section bar limits the sky passed through suitable for wheel between two crossbeams
Chamber, wherein, the traction seat is connected to the lower surface of the crossbeam and extended downwardly, and the traction seat is including one or between left and right
Every the multiple of arrangement.
In one embodiment of the present utility model, the traction seat is located in two crossbeams the neighbouring floor type
On one of material.
In one embodiment of the present utility model, the floor profile is welded to form using extrudate.
In one embodiment of the present utility model, the floor profile includes：Upper plate；Lower plate, the lower plate is parallel to be set
It is placed in the lower section of the upper plate；Reinforcement, the reinforcement be located between the upper plate and the lower plate and respectively with it is described on
Plate is connected with the lower plate, and the reinforcement extends and including the multiple of left and right arrangement along the longitudinal direction, and on the reinforcement
Lower section be inclined upwardly setting and multiple reinforcements arrange waviness between the upper plate and the lower plate.
In one embodiment of the present utility model, the floor profile is multiple including being from left to right sequentially connected, and
Two adjacent floor profiles are welded to connect for grafting.
In one embodiment of the present utility model, one in adjacent two floor profiles is provided with along the longitudinal direction
The slot of extension and another be provided with plug corresponding with the slot, the plug is inserted in the slot.
In one embodiment of the present utility model, the plug includes upper and lower spaced apart first cutting and second and inserted
Bar, first cutting are against on the inner top surface of the slot, and second cutting is against on the inner bottom surface of the slot.
In one embodiment of the present utility model, the upper and lower surface of the floor profile is equipped with " C " shape groove.
In one embodiment of the present utility model, the floor profile welds with side bar overlap joint.
In one embodiment of the present utility model, the bogie mounting seat and the floor profile and the chassis
Side bar overlap joint welding.
In one embodiment of the present utility model, the side wall overlaps welding with the chassis or grafting is welded to connect.
In one embodiment of the present utility model, the headwall overlaps welding with the chassis or grafting is welded to connect.
In one embodiment of the present utility model, the roof overlaps welding with the side wall or grafting is welded to connect.
In one embodiment of the present utility model, the top of the side wall is configured to the vertical type of " mouth " shape for reinforcement
Material plate.
In one embodiment of the present utility model, the bottom of the side wall is configured to triangle, " V " for adjacent said rib
The vertical profiles plate of at least one of shape, " H " shape or " M " shape.
In one embodiment of the present utility model, the side wall includes front and rear three pieces of framed side wallboards being sequentially connected, every piece
The framed side wallboard includes side wall section bar and door pillar or end column for supporting the side wall section bar.
In one embodiment of the present utility model, the chassis, the headwall, the side wall, the roof are aluminium
Alloy profile.
In one embodiment of the present utility model, the headwall is plate girder type structure, and the headwall thickness is 10 millis
Rice.
Brief description of the drawings
Fig. 1 is the schematic diagram of car among the train of the utility model one embodiment.
Fig. 1 a are the schematic cross-sections in Fig. 1.
Fig. 2 is the schematic diagram of the chassis of car among the train of the utility model one embodiment.
Fig. 2 a are Fig. 2 middle sections A-A profiles.
Fig. 2 b and Fig. 2 c are the partial schematic diagram of diverse location in Fig. 2 a respectively
Reference：Car 1 among train, chassis 11, edge beam of underframe 111, floor profile 112, bogie mounting seat 113,
Crossbeam 1131, bogie installation section bar 1132, traction seat 1133, C-shaped channel 114, side wall 12, headwall 13, roof 14.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
The utility model provides car among the bottom plate and train of a kind of train.
Such as Fig. 2, according to the chassis 11 of the train of the utility model embodiment, including edge beam of underframe 111 and floor profile
112。
Specifically, floor profile 112 is connected with edge beam of underframe 111, and edge beam of underframe extends along the longitudinal direction, and edge beam of underframe
Spaced apart two including left and right, floor profile 112 is located between two edge beam of underframe 111, the front side of floor profile 112 and
Rear side is equipped with bogie mounting seat 113, and bogie mounting seat 113 is connected with floor profile and edge beam of underframe.By setting
Bogie mounting seat 113 is put, the steering of wheel can be facilitated.
According to the chassis 11 of the train of the utility model embodiment, structural strength is high and is provided with bogie mounting seat 113,
The steering of wheel can be facilitated, so as to reduce the min. turning radius of train to a certain extent.
In some embodiments of the utility model, the bottom surface of bogie mounting seat 113 is connected with the traction extended downwardly
Seat 1133.Intensity during wheel steering can be improved by traction seat.So as to reduce the min. turning radius of train.
Further, include with reference to Fig. 1 and Fig. 2, bogie mounting seat 113：Crossbeam 1131, bogie installation section bar
1132.Crossbeam 1131 extends in left-right direction, and crossbeam 1131 includes two of time interval arrangement.Bogie installs section bar
1132 are located between two crossbeams 1131, and bogie installation section bar 1132 limits between two crossbeams 1131 to be worn suitable for wheel
The cavity crossed.Traction seat 1133 is connected to the lower surface of crossbeam 1131 and extended downwardly, and traction seat 1133 is included between left and right every cloth
That puts is multiple.Traction seat 1133 is set, the structural strength of wheel can be improved, and can be achieved for train centre car 1 can be reduced
Steering angle.
Preferably, traction seat 1133 is arranged on one that floor is connected in two crossbeams 1131.
Advantageously, floor profile 112 is welded to form using extrudate.
Further, such as Fig. 2, floor profile 112 includes upper plate 1121, lower plate 1122 and reinforcement 1123, upper plate and under
Plate arranged for interval up and down, reinforcement include arranged for interval between the upper and lower plates multiple, and reinforcement respectively with upper plate and
Lower plate is connected.
In addition, reinforcement can extend along the longitudinal direction, further, the rear and front end of reinforcement extends to the upper plate
1121 and/or the front and rear side edge of lower plate 1122.
Preferably, reinforcement upper and lower is inclined upwardly setting, and multiple reinforcements are arranged to ripple between the upper and lower plates
Shape wave.
Corrugated multiple reinforcements, can effectively improve the structural strength of floor profile, and described waveform includes
But it is not limited to two adjacent reinforcements and is arranged to triangle.
Preferably, it is slotting that floor profile 112, which includes from left to right being sequentially connected two multiple and adjacent base board sections,
Connect and be welded to connect.
Further, one in two adjacent floor profiles is provided with the slot and another extended along the longitudinal direction
Plug corresponding with the slot is provided with, the plug is inserted in the slot.
Favourable, the plug includes upper and lower spaced apart first cutting and the second cutting, and first cutting is against
On the inner top surface of the slot, and second cutting is against on the inner bottom surface of the slot.
Further, multiple C-shaped channels 114, C-shaped channel 114 are equipped with reference to Fig. 2, the upper and lower surface of floor profile
For installing electrical equipment and interior trim floor.C-shaped channel 114 is set, the mounting of electrical equipment of car 1 among train can be facilitated
And interior trim of car 1 etc. among train, the efficiency of assembling of raising train centre car 1.
Favourable, floor profile 112 welds with side bar overlap joint.
In addition, bogie mounting seat is welded to connect with floor profile and edge beam of underframe overlap joint.
Car 1 among the train of the utility model embodiment is described with reference to the accompanying drawings.
With reference to Fig. 1 to Fig. 2, according to car 1 among the train of the utility model embodiment, including chassis 11, a left side for chassis 11
Right both sides are connected with the side wall 12 upwardly extended, and the front and rear sides of chassis 11 are connected with the headwall 13 upwardly extended, chassis 11
Top is provided with the roof 14 being connected respectively with side wall 12 and headwall 13.11, two side walls 12 of chassis, headwall 13 are formed among train
The structure of car 1.Wherein, chassis 11 is the chassis of the train according to the utility model previous embodiment.
Advantageously, chassis 11, headwall 13, side wall 12, roof 14 are aluminium alloy extrusions.Car 1 among train can be reduced
Quality, and improve its structural strength, so as to reduce the resistance and frictional force during car 1 travels among train, not only
Energy-conserving and environment-protective can be realized, but also the static friction of car 1 among train can be reduced, so as to improve car 1 among train
Toggle speed.
In one embodiment of the present utility model, side wall 12 overlaps welding with chassis 11 or grafting is welded to connect, headwall
13 are welded to connect with the welding of the overlap joint of chassis 11 or grafting, and roof 14 is welded and connected with side wall 12 and the welding of the overlap joint of headwall 13 or grafting
Connect.
In section bar manufacturing process, the making of " mouth " shape section bar is simple compared to the shape technique of other shapes, in order to realize
Simplify the unification of technique and intensity, the upper vertical profiles plate that " mouth " shape is not formed for reinforcement of the side wall in the utility model,
And the bottom of side wall is arranged to the vertical of at least one of triangle adjacent said rib, " V " shape, " H " shape or " M " shape
Profile plate.
Wherein, section bar includes the plurality of plates being arranged parallel to, and reinforcement is provided between two boards, wherein, " mouth "
Shape section bar refers to that two adjacent reinforcements and described two boards form " mouth " shape, and triangle, " V " shape, " H " shape or " M "
Shape section bar refers to, adjacent reinforcement is triangle, the shape of " V " shape, " H " shape or " M " shape.
In addition, in one embodiment of the present utility model, roof 14 is provided with the air-conditioning of sunk type arrangement, air-conditioning it is upper
Surface and the upper surface flush of roof 14.Air-conditioning is arranged to the structure of sunk type, the height of car 1 among train can be reduced,
And the air-conditioning of sunk type arrangement can reduce the resistance among train during the traveling of car 1.
Further, roof 14 includes：Car roof side-beam, roof section bar and air-conditioning plate, roof section bar are connected with car roof side-beam,
And roof section bar constructs arc tabular.Air-conditioning plate is connected and extended downwardly with roof section bar, and air-conditioning is installed on air-conditioning plate.
Favourable, discharge outlet is provided with below air-conditioning plate, and discharge outlet is connected with drainpipe, drainpipe is connected to chassis 11
Below.
Further, side wall 12 includes front and rear three blocks of plates of side wall 12 being sequentially connected, and every block of plate of side wall 12 includes side wall
12 section bars and door pillar or end column for supporting the section bar of side wall 12.
Car 1 among the train of the utility model specific embodiment is described with reference to the accompanying drawings.
Car 1 is formed by the large-scale hollow extruded aluminum alloy profile group weldering of car body total length among train of the present utility model, is tubular
Monocoque structure.Car body bearing structure is formed a whole by chassis 11, side wall 12, roof 14, headwall 13 so that car body has
There are good damping, soundproof effect.Full car is connected using full weldering mode, has preferable Corrosion Protection.
Chassis 11, side wall 12, the section bar connected mode at the position of roof 14 are using overlap joint and grafting form.This connected mode
Side wall 12 can be made, the length tolerance of roof 14 does not influence whole car body composition, even if side wall 12, roof 14 are in the longitudinal direction
Difference is had the dimensions with chassis 11, can also be solved by the way of reconditioning connecting plate.
Fig. 2 show the structure of chassis 11.Chassis 11 is the basis that car 1 forms among train, the device out of shape of vehicle, continuous
The suspension of buffer unit and equipment is all directly connected with chassis 11.The chassis 11 of car 1 is by edge beam of underframe 111, floor among train
Section bar 112 and bogie mounting seat 113 form.Floor profile 112 is welded to form using extrudate.The wall thickness of floor top and bottom
It is relatively thin, at utmost mitigate weight while the rigidity of chassis 11 and intensity is fully met.Grafting is used between floor profile 112
Welding manner connects, and floor profile 112, using overlap joint welding manner, ensure that the overall width of chassis 11 to greatest extent with side bar
Dimensional tolerance.Many C-shaped channels 114 are arranged in floor upper and lower surface simultaneously, the lower surface C-shaped channel 114 of chassis 11 is electrical equipment
Main mount point, the C-shaped channel 114 of the upper surface of chassis 11 is mainly that interior trim floor provides mount point.
The structure of bogie mounting seat 113 of car 1 installs section bar 1132, traction seat by crossbeam 1131, bogie among train
1133 groups of welderings form.This structure is hollow structure, and tire half is below vehicle body bottom frame 11, and half is on vehicle body bottom frame 11.
Whole bodywork height can be so reduced, reduces the center of gravity of vehicle, adds the stability of car body.Bogie traction seat 1133 is compared
The pillow pulling of other vehicles is slow to add middle traction seat 1133.Turned in car body or during by side force, middle traction seat
1133 can share side force, reduce the relative displacement between mounting seat and car body；Add the stability of car body and car can be reduced
Radius of turn, it is suitable for the urban air traffic of complexity.
The structure of 1 side wall of car 12 among train.Side wall 12 is the left and right sides, and both sides side wall 12 is symmetrical, per side by 3 pieces of sides
The plate of wall 12 is formed, and every block of plate of side wall 12 is made up of the section bar of side wall 12 and door pillar or end column, later on four blocks of plates of side wall 12
It is provided with window.The plate of side wall 12 is connected with chassis 11, headwall 13 and roof 14.
The structure of roof 14, roof 14 are made up of car roof side-beam, air-conditioning plate and roof section bar.Air-conditioning is placed using sunk type.
Air-conditioning sunk type, which is placed, can be such that air-conditioning upper surface is consistent with the radian of roof 14, add the cleanliness of car body.Sink simultaneously
Its inlet and outlet of formula air-conditioning is closely attached to all with car body, adds sealing.Furthermore sunk type air-conditioner drain mouth has been placed on sky
Adjust following.Air-conditioning waste water and rainwater are entered by air-conditioner drain mouth, and the discharge of the lower surface of vehicle body bottom frame 11 is directly passed to by pipeline, is subtracted
Air-conditioning waste water washing away and corroding to roof 14 and the lacquer painting of side wall 12 is lacked.
This structure hollow transfers in air outlet edge and the draw bar mounting seat of chassis 11 etc., be by the welding of several blocks of plates and
Into, welding job amount is huge in being welded to form in the later stage and welding after deform it is big, it is contemplated that this several place is changed to extrude in the later stage
Profile structure.
In addition, some section material sections are complex in this structure, extrusion forming is more difficult, and yield rate is relatively low,
Under the premise of meeting rigidity, intensity, it can suitably simplify section structure.
All aluminium alloy vehicle body is used in this structure, vehicle body can realize full weldering connection, increase overall intensity and anticorrosion
Performance.Meanwhile all aluminium alloy vehicle body reduces car body weight, substitute pillow pulling with bogie mounting seat 113 and delay structure so that car body
The min. turning radius of operation can reach 50m, be suitable for the complicated state of urban air traffic.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the different embodiments or example and the feature of different embodiments or example described in this specification can be entered
Row combines and combination.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in the scope of the utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (19)
1. car among a kind of train, it is characterised in that including chassis, the side upwardly extended is connected with left and right sides of the chassis
Wall, the front and rear sides of the chassis are connected with the headwall upwardly extended, and the headwall is connected with the side wall, the chassis
Top is provided with the roof being connected respectively with the side wall and the headwall,
Wherein, the chassis includes：
Edge beam of underframe, the edge beam of underframe extend along the longitudinal direction, and the edge beam of underframe includes spaced apart two of left and right；
Floor profile, the floor profile are located between two edge beam of underframe；
The front and rear sides of the floor profile are equipped with bogie mounting seat, the bogie mounting seat respectively with the floor type
Material is connected with the edge beam of underframe, and the bottom surface of the bogie mounting seat is connected with the traction seat extended downwardly.
2. car among train according to claim 1, it is characterised in that the bogie mounting seat includes：
Crossbeam, the crossbeam extend in left-right direction, and the crossbeam includes two of time interval arrangement；
Bogie installs section bar, and the bogie installation section bar is located between two crossbeams, and the bogie installs section bar
The cavity passed through suitable for wheel is limited between two crossbeams,
Wherein, the traction seat is connected to the lower surface of the crossbeam and extended downwardly, and the traction seat includes one or left and right
It is spaced apart multiple.
3. car among train according to claim 2, it is characterised in that the traction seat is located in two crossbeams adjacent
On one of the nearly floor profile.
4. car among train according to claim 1, it is characterised in that the floor profile uses extrudate welding group
Into.
5. car among train according to claim 4, it is characterised in that the floor profile includes：
Upper plate；
Lower plate, the lower plate are set in parallel in the lower section of the upper plate；
Reinforcement, the reinforcement be located between the upper plate and the lower plate and respectively with the upper plate and the lower plate phase
Even, the reinforcement extends and including the multiple of left and right arrangement along the longitudinal direction, and the reinforcement upper and lower is inclined upwardly and set
Put and multiple reinforcements arrange waviness between the upper plate and the lower plate.
6. car among the train according to any one of claim 1-5, it is characterised in that the floor profile is included from a left side
Two multiple and adjacent floor profiles are sequentially connected to the right side to be welded to connect for grafting.
7. car among train according to claim 6, it is characterised in that set on one in two adjacent floor profiles
Have the slot that extends along the longitudinal direction and another be provided with plug corresponding with the slot, the plug inserts the slot
It is interior.
8. car among train according to claim 7, it is characterised in that the plug includes upper and lower spaced apart first
Cutting and the second cutting, first cutting are against on the inner top surface of the slot, and second cutting is against the slot
Inner bottom surface on.
9. car among train according to claim 1, it is characterised in that the upper and lower surface of the floor profile is equal
Provided with " C " shape groove.
10. car among train according to claim 1, it is characterised in that the floor profile and the side bar overlap welding
Connect.
11. car among train according to claim 1, it is characterised in that the bogie mounting seat and the floor type
Material and edge beam of underframe overlap joint welding.
12. car among train according to claim 1, it is characterised in that the side wall and the welding of chassis overlap joint or
Grafting is welded to connect.
13. car among train according to claim 1, it is characterised in that the headwall and the welding of chassis overlap joint or
Grafting is welded to connect.
14. car among train according to claim 1, it is characterised in that the roof and the welding of side wall overlap joint or
Grafting is welded to connect.
15. car among train according to claim 1, it is characterised in that the top of the side wall is configured to for reinforcement
The vertical profiles plate of " mouth " shape.
16. car among the train according to claim 1 or 15, it is characterised in that the bottom of the side wall is adjacent reinforcement
Muscle is configured to the vertical profiles plate of at least one of triangle, " V " shape, " H " shape or " M " shape.
17. car among train according to claim 13, it is characterised in that the side wall include it is front and rear be sequentially connected three
Block framed side wallboard, every piece of framed side wallboard includes side wall section bar and door pillar or end for supporting the side wall section bar are vertical
Post.
18. car among train according to claim 1, it is characterised in that the chassis, the headwall, the side wall, institute
It is aluminium alloy extrusions to state roof.
19. car among train according to claim 1, it is characterised in that the headwall is plate girder type structure, and the end
Wall thickness is 10 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720337399.1U CN206678992U (en) | 2017-03-31 | 2017-03-31 | Car among train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720337399.1U CN206678992U (en) | 2017-03-31 | 2017-03-31 | Car among train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206678992U true CN206678992U (en) | 2017-11-28 |
Family
ID=60390528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720337399.1U Active CN206678992U (en) | 2017-03-31 | 2017-03-31 | Car among train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206678992U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108657202A (en) * | 2017-03-31 | 2018-10-16 | 比亚迪股份有限公司 | Vehicle among train |
| CN113650635A (en) * | 2021-08-19 | 2021-11-16 | 中车唐山机车车辆有限公司 | Conference carriage and rail vehicle |
| CN115123322A (en) * | 2022-08-16 | 2022-09-30 | 中车唐山机车车辆有限公司 | Low-floor train, modular wheel cover and processing technology thereof |
-
2017
- 2017-03-31 CN CN201720337399.1U patent/CN206678992U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108657202A (en) * | 2017-03-31 | 2018-10-16 | 比亚迪股份有限公司 | Vehicle among train |
| CN108657202B (en) * | 2017-03-31 | 2023-10-17 | 比亚迪股份有限公司 | Train intermediate vehicle |
| CN113650635A (en) * | 2021-08-19 | 2021-11-16 | 中车唐山机车车辆有限公司 | Conference carriage and rail vehicle |
| CN115123322A (en) * | 2022-08-16 | 2022-09-30 | 中车唐山机车车辆有限公司 | Low-floor train, modular wheel cover and processing technology thereof |
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