CN110341733A - A kind of floor shock-damping structure used for rail vehicle and rail vehicle - Google Patents
A kind of floor shock-damping structure used for rail vehicle and rail vehicle Download PDFInfo
- Publication number
- CN110341733A CN110341733A CN201910604513.6A CN201910604513A CN110341733A CN 110341733 A CN110341733 A CN 110341733A CN 201910604513 A CN201910604513 A CN 201910604513A CN 110341733 A CN110341733 A CN 110341733A
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- CN
- China
- Prior art keywords
- floor
- supporting beam
- frame supporting
- damper
- rail vehicle
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- 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.)
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Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
- B61D17/10—Floors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
- B61D17/18—Internal lining, e.g. insulating
- B61D17/185—Internal lining, e.g. insulating for sound insulating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Body Structure For Vehicles (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a kind of floor shock-damping structure used for rail vehicle and rail vehicles, it include floor, vehicle body bottom frame, frame supporting beam and damper, the frame supporting beam of multiple parallel arrangeds is set between floor and vehicle body bottom frame, it is adjustable that frame, which supports depth of beam, rigid strutting piece is fixedly arranged above in frame supporting beam, floor is fixed with rigid strutting piece, and the first resilient snubber is provided between floor and rigid strutting piece, and sound-absorbing material is filled between adjacent frame supporting beam；Mounting portion is formed on vehicle body bottom frame, damper assembly is fixed in mounting portion, damper includes shock absorber body and the rigid connector that is embedded at the top of shock absorber body, frame supporting beam is fixed with rigid connector, it is provided with the second resilient snubber between rigid connector and frame supporting beam, there is damper portion on damper.Solve the problems, such as that buffering and damping effect existing for floor used for rail vehicle in the prior art is poor, comfort level is not good enough through the invention.
Description
Technical field
The invention belongs to railway vehicle device fields, and in particular to a kind of floor shock-damping structure and track used for rail vehicle
Vehicle.
Background technique
With the progress of train high speed and equipment technology, passenger requires also higher and higher, interior trim to the comfort level of vehicle
Main load bearing component of the floor as vehicle, composition mainly include floor, floor cloth and floor frame, and floor mounting means is
Welding screw or weldering card on the car body in advance, it is first that floor frame is fixed on the car body when installation, then again with fastener by ground
Plate is fixed on skeleton, but with the light-weighted requirement of rail traffic vehicles, it is light that car body is gradually changed to aluminium alloy etc. by carbon steel
Material, and be easily deformed after the welding of this kind of car body, and elasticity is also lacked using the floor board mounting structure of aforesaid way and is delayed
Rush that damping effect is poor, comfort level is poor.
Above- mentioned information disclosed in the background technique are used only for increasing the understanding to the application background technique, therefore,
It may include and do not constitute the prior art known to persons of ordinary skill in the art.
Summary of the invention
The present invention is poor for buffering and damping effect existing for floor used for rail vehicle in the prior art, comfort level is poor asks
Topic.
For achieving the above object, the present invention, which adopts the following technical solutions, is achieved:
A kind of floor shock-damping structure used for rail vehicle, includes floor, vehicle body bottom frame, frame supporting beam and damper, on floor
The frame supporting beam of multiple parallel arrangeds setting is set between vehicle body bottom frame, frame support depth of beam be it is adjustable,
Be fixedly installed rigid strutting piece above the frame supporting beam, floor is fixedly connected with the rigid strutting piece, on floor and
It is provided with the first resilient snubber between rigid strutting piece, sound-absorbing material is filled between adjacent frame supporting beam；It is described
Mounting portion is formed on vehicle body bottom frame, the damper assembly is fixed in the mounting portion, and damper includes shock absorber body
With the rigid connector being embedded at the top of the shock absorber body, the frame supporting beam and the fixed company of the rigid connector
It connects, the second resilient snubber is provided between rigid connector and frame supporting beam, is also formed with use on the damper
In the damper portion for preventing frame supporting beam from moving with merging with frame supporting beam side wall.
It further, further include having adjusting bolt, the frame supporting beam includes the first Vierendeel girder and the second Vierendeel girder, institute
Stating the first Vierendeel girder be located on the second Vierendeel girder and least partially overlapped with the second Vierendeel girder, be provided on the first Vierendeel girder
First adjusts long hole, and the second adjusting long hole is provided on the second Vierendeel girder, and described first adjusts long hole along the first Vierendeel girder
Width direction opens up, and the second adjusting long hole, which is opened up along the short transverse of the second Vierendeel girder and at least partly adjusted with first, to be grown
Hole is overlapped, and the axis and the second long axially bored line of adjusting of the first adjusting long hole are vertical, and the adjusting bolt is sequentially screwed into first and adjusts
Fixation and fastening nut are tightened against being pressed on second frame by fastening nut in section long hole, the second adjusting long hole rear end
On the inner sidewall of beam.
Further, the damper portion is to upwardly extend to be formed with 2 adjutages from shock absorber body two sides, 2 extensions
Arm is oppositely arranged, and is enclosed jointly with shock absorber body and is set to form inserting groove, and the frame supporting beam is inserted into the inserting groove
And the side wall of frame supporting beam at least partly with adjutage close fit.
Further, including the first fastening screw and the second fastening screw, the first fastening screw, which is successively tightened, is fixed to ground
In plate, rigid strutting piece and frame supporting beam；Second fastening screw is successively tightened fixed to frame supporting beam, rigid connector
It is interior.
Further, the rigid connector is the steel plate being arranged in the damper, always from shock absorber body
It extends to inside 2 adjutages.
Further, the mounting portion and vehicle body bottom frame are integrally formed.
Further, the fitting groove for assembling the damper is formed with inside the mounting portion, in damper
It is formed with the first compensating groove at basal surface position, is provided with unloading hole at position in its center, the two sides of damper are formed with recess
Portion is correspondingly arranged on the card convex with recessed portion cooperation on fitting groove, and the card convex clamping fixed is in the recessed portion.
Further, the sound-absorbing material is sound-absorbing foam.
Further, the Vierendeel girder material is aluminium alloy.
The present invention also proposes a kind of rail vehicle, includes floor damping used for rail vehicle as described in the above technical scheme
Structure.
Compared with prior art, the advantages and positive effects of the present invention are:
The present invention proposes a kind of vibration damper floor structure used for rail vehicle, to enhance entire floor structure intensity, on floor and car body
Multiple frame supporting beams are set between chassis, fix rigid strutting piece above frame supporting beam, pass through rigid strutting piece and ground
Plate connection, ensure that the intensity on entire floor；Meanwhile damper is also set up on vehicle body bottom frame, it is fixed with frame supporting beam
Connection, between floor and rigid strutting piece, frame supporting beam and damper the first resilient snubber and the second bullet is respectively set
Property bolster, when floor is pressurized by the mutual cooperation of the first resilient snubber, the second resilient snubber and damper three,
The relative movement in vehicle operation between floor and frame supporting beam and frame supporting beam and damper is avoided, is not only improved
The shock resistance and stability on floor, and the comfort that floor uses is improved in the case where guaranteeing floor integral strength.
After a specific embodiment of the invention is read in conjunction with the figure, the other features and advantages of the invention will become more clear
Chu.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for this field
For those of ordinary skill, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of one embodiment of present invention vibration damper floor structure used for rail vehicle；
Fig. 2 is partial enlarged view at the A of Fig. 1；
Fig. 3 is partial enlarged view at the B of Fig. 1；
Fig. 4 is the structural schematic diagram of the frame supporting beam of present invention vibration damper floor structure used for rail vehicle.
Wherein, floor 100；Vehicle body bottom frame 200；Mounting portion 210；Fitting groove 211；Recessed portion 212；Support frame beams 300
；Damper 400；Shock absorber body 410；Rigid connector 420；Second resilient snubber 450；Damper portion 460；Inserting groove
470；First compensating groove 480；Unloading hole 490；Card convex 491；Rigid strutting piece 430；First resilient snubber 440；Sound-absorbing material
500 ；Adjust bolt 600；First Vierendeel girder 310；First adjusts long hole 311；Second Vierendeel girder 320；Second adjusts long hole
321；Fastening nut 330；First fastening screw 810；Second fastening screw 820.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to drawings and examples,
Invention is further described in detail.
It should be noted that in the description of the present invention, term " on ", "lower", "left", "right", " perpendicular ", " cross ", "inner",
The direction of the instructions such as "outside" or the term of positional relationship are direction based on the figure or positional relationship, this is just for the sake of just
In description, rather than indication or suggestion described device or element must have a particular orientation, constructed and grasped with specific orientation
Make, therefore is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot manage
Solution is indication or suggestion relative importance.
The present invention proposes a kind of embodiment of floor shock-damping structure used for rail vehicle, by such floor damping in the present embodiment
Structure is mainly used for the installation on the floor of lightweight rail vehicle, not will lead to the deformation of car body when being assembled, specific
Structure includes floor 100, vehicle body bottom frame 200, frame supporting beam 300 and damper 400, and floor 100 passes through frame supporting beam
300 and vehicle body bottom frame 200 connect, in setting, the setting of multiple parallel arrangeds is set between floor 100 and vehicle body bottom frame 200
Frame supporting beam 300, by be arranged frame supporting beam 300 certain supporting role can be played to floor 100, prevent car body
200 intensity of chassis not enough causes the situation of entire 100 whole structural stability of floor difference to generate.Meanwhile realizing the ground after installation
Plate 100 can be different height, and the frame supporting beam 300 in the present embodiment is set as height-adjustable, when in use, lead to
It overregulates the height of the frame supporting beam 300 supported as floor 100 and then is fixed in frame supporting beam 300 to adjust
The height on floor 100 can meet the use demand that floor 100 is mounted to different height, meanwhile, but also frame supporting beam
300 can meet the requirement of different height assembly area, make it have versatility.
To realize the intensity connected and enhance entire 100 structure of floor between frame supporting beam 300 and floor 100, this
Rigid strutting piece 430, floor 100 and the rigid strutting piece is fixedly installed in embodiment above the frame supporting beam 300
430 are fixedly connected, it is preferred that the rigid strutting piece 430 in the present embodiment includes internal carbon steel body profile and is wrapped in
Aluminium encapsulation plate outside the carbon steel body profile, due to being the main body profile of carbon steel material inside rigid strutting piece 430,
Intensity is good, can play good supporting role to floor 100, enhances the intensity of entire 100 structure of floor.
For the bumper and absorbing shock for enhancing floor 100, the present embodiment is provided between floor 100 and rigid strutting piece 430
First resilient snubber 440, at the same it is corresponding mounting portion 210 is formed on vehicle body bottom frame 200, in the mounting portion 210
Damper 400 is assembled, specifically, damper 400 includes shock absorber body 410 and is embedded at the top of the shock absorber body 410
Interior rigid connector 420, frame supporting beam 300 are fixedly connected with rigid connector 420, in rigid connector 420 and frame
The second resilient snubber 450 is provided between supporting beam 300, it is preferred that the first resilient snubber 440 and the second elastic buffer
Part 450 is elastic buffer gasket.
Specifically, the floor 100 in the present embodiment when being under pressure can transmitting forces to the first resilient snubber 440
, certain buffer stop is played the role of by the first resilient snubber 440, offsets a part of active force, remaining active force can lead to
It crosses the first resilient snubber 440 to be transmitted in frame supporting beam 300,300 stress of frame supporting beam is moved down and transmitted simultaneously
Active force by 450 buffer stop of the second resilient snubber, then offsets a part of active force to the second resilient snubber 450, remains
Remaining active force is transmitted on damper 400, can realize further buffering by damper 400, mutual by 3 buffer units
Cooperation buffering, so that the buffering and damping effect on floor 100 is more preferable.
Simultaneously as the reversed elasticity of the first resilient snubber 440, the second resilient snubber 450 and damper 400
Power effect, may make when stepping on floor 100, have certain elasticity, so that 100 global comfort of floor is good.
For the sound insulation and noise reduction performance for realizing floor 100, sound absorber is also filled between adjacent frame supporting beam 300
Material 500, it is preferred that sound-absorbing material 500 is sound-absorbing foam, and triangle sound-absorbing foam or honeycomb sound-absorbing foam can be selected in sound-absorbing foam
Deng being not particularly limited herein.
For the cushion performance for further enhancing floor 100, it is also formed on the damper 400 for being supported with frame
The damper portion 460 that the side wall cooperation of beam 300 prevents frame supporting beam 300 from moving, is under pressure in frame supporting beam 300 to moving down
When dynamic, since its side wall and damper portion 460 cooperate, damping force can provide to frame supporting beam 300 by the effect of damper portion 460
It prevents it from continuing to move downward, gives 300 opposition of frame supporting beam, so that floor 100 is comfortable when jamming on floor 100
Property and overall stability are good.
It further include having to adjust bolt 600 in the present embodiment, the frame supporting beam 300 includes the first Vierendeel girder 310 and the
Two Vierendeel girders 320, first Vierendeel girder 310 be located on the second Vierendeel girder 320 and at least partly heavy with the second Vierendeel girder 320
It is folded, it is provided with the first adjusting long hole 311 on the first Vierendeel girder 310, the second adjusting long hole is provided on the second Vierendeel girder 320
321, the first adjusting long hole 311 is opened up along the width direction of the first Vierendeel girder 310, and described second adjusts long hole 321 along the
The short transverse of two Vierendeel girders 320 is opened up and is at least partly overlapped with the first adjusting long hole 311, and first adjusts the axis of long hole 311
Line is vertical with the second adjusting 321 axis of long hole, and the adjusting bolt 600 is sequentially screwed into first and adjusts the adjusting of long hole 311, second
321 rear end of long hole fixed and fastening nut 330 is tightened against being pressed on second Vierendeel girder by fastening nut 330
On 320 inner sidewall.When being adjusted, can active force to the first Vierendeel girder 310 so that the first Vierendeel girder 310 opposite second
Vierendeel girder 320 moves up or down, and when moving in place, will adjust bolt 600 and sequentially passes through the first adjusting long hole 311 and second
Its end fastening nut 330 is locked after adjusting long hole 321, the length of the second adjusting long hole 321 corresponds to the
Adjustable altitude range between one Vierendeel girder 310 and the second Vierendeel girder 320, meanwhile, it can also be by the first frame in the present embodiment
The axis direction that 310 adjust long hole 311 along first of setting a roof beam in place moves, and realizes wide to opposite second Vierendeel girder 320 of the first Vierendeel girder 310
The variation of direction position is spent, the width direction in the present embodiment refers to be the first axis direction for adjusting long hole 311.
Preferably, the damper portion 460 in the present embodiment is to upwardly extend to be formed with 2 and prolong from 400 ontology two sides of damper
Semi-girder, 2 adjutages are oppositely arranged, and enclose to set jointly with 400 ontology of damper to form inserting groove 470, frame supporting beam 300
Be inserted into inserting groove 470 and the side wall of frame supporting beam 300 at least partly with adjutage close fit, it is preferred that be arranged
When, it can be contacted by the big rubber material of the material selection frictional force of adjutage or in adjutage with 300 side wall of frame supporting beam
Medial surface on rubber layer etc. is set, be not particularly limited herein.
To realize being connected and fixed to floor 100 and frame supporting beam 300, the first fastening is correspondingly arranged in the present embodiment
Screw 810, the first fastening screw 810 are successively tightened fixed in floor 100, rigid strutting piece 430 and frame supporting beam 300；
Simultaneously to realize being connected and fixed for frame supporting beam 300 and damper 400, the second fastening screw is correspondingly arranged in the present embodiment
820, the second fastening screw 820 is successively tightened fixed in frame supporting beam 300, rigid connector 420.
Preferably, the rigid connector 420 in the present embodiment is the steel plate being located in damper 400, can be passed through
It is wrapped in damper 400 after sulfuration process heating damper 400, extends to described 2 from 400 ontology of damper
Inside a adjutage, wrapped up by adjutage, meanwhile, adjutage can also be played centainly by rigid connector 420
Support fixed function, prevent because adjutage intensity not enough in stress it is mobile, and then influence the stabilization on entire floor 100
Property.
Further, the mounting portion 210 in the present embodiment can be integrally formed part with vehicle body bottom frame 200.
Preferably, the fitting groove 211 for assembling the damper 400, damper are formed in the inside of mounting portion 210
400 two sides are formed with recessed portion 491, and the card convex 212 cooperated with recessed portion 491 is correspondingly arranged on fitting groove 211, described
Damper 400 realizes the fixation with the installation part 210 by the clamping fixed of the recessed portion 212 and card convex 491.Meanwhile
Release after being pressurized for realization to load force, is formed with the first compensating groove 480 at the basal surface position of damper 400,
Its center position is provided with unloading hole 490.
Preferably, the vehicle body bottom frame 200 in the present embodiment and 300 material of frame supporting beam are aluminium alloy, are used for
Realize the lightweight of car body.
The present invention also proposes a kind of rail vehicle, includes damping knot in floor used for rail vehicle described in above-described embodiment
Structure.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than is limited；Although referring to aforementioned reality
Applying example, invention is explained in detail, for those of ordinary skill in the art, still can be to aforementioned implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these are modified or replace
It changes, the spirit and scope for claimed technical solution of the invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of floor shock-damping structure used for rail vehicle, which is characterized in that include floor, vehicle body bottom frame, frame supporting beam and
Damper, is arranged the frame supporting beam of multiple parallel arranged settings between floor and vehicle body bottom frame, and frame supports depth of beam
To be adjustable, rigid strutting piece is fixedly installed above the frame supporting beam, floor is fixed with the rigid strutting piece
Connection, the first resilient snubber is provided between floor and rigid strutting piece, is filled between adjacent frame supporting beam
Sound-absorbing material；Mounting portion is formed on the vehicle body bottom frame, the damper assembly is fixed in the mounting portion, damper packet
The rigid connector for including shock absorber body and being embedded at the top of the shock absorber body, the frame supporting beam and the rigidity
Connector is fixedly connected, and the second resilient snubber is provided between rigid connector and frame supporting beam, in the damper
On be also formed with for frame supporting beam side wall with merge prevent frame supporting beam move damper portion.
2. floor shock-damping structure used for rail vehicle according to claim 1, which is characterized in that it further include having adjusting bolt,
The frame supporting beam includes the first Vierendeel girder and the second Vierendeel girder, first Vierendeel girder be located on the second Vierendeel girder and with
Second Vierendeel girder is least partially overlapped, and the first adjusting long hole is provided on the first Vierendeel girder, is provided on the second Vierendeel girder
Second adjusts long hole, and the first adjusting long hole is opened up along the width direction of the first Vierendeel girder, and described second adjusts long hole along the
The short transverse of two Vierendeel girders is opened up and is at least partly overlapped with the first adjusting long hole, and first, which adjusts the axis of long hole and second, adjusts
It is vertical to save long axially bored line, the adjusting bolt passes through fastening nut after being sequentially screwed into the first adjusting long hole, the second adjusting long hole
Fixed and fastening nut is tightened on the inner sidewall for being pressed on second Vierendeel girder.
3. floor shock-damping structure used for rail vehicle according to claim 1, which is characterized in that the damper portion is from damping
Device ontology two sides, which upwardly extend, is formed with 2 adjutages, and 2 adjutages are oppositely arranged, enclose jointly with shock absorber body and set shape
At inserting groove, the frame supporting beam is inserted into the inserting groove and the side wall of frame supporting beam is at least partly pasted with adjutage
Close cooperation.
4. floor shock-damping structure used for rail vehicle according to claim 1, which is characterized in that including the first fastening screw and
Second fastening screw, the first fastening screw are successively tightened fixed in floor, rigid strutting piece and frame supporting beam；Second fastening
Screw is successively tightened fixed in frame supporting beam, rigid connector.
5. floor shock-damping structure used for rail vehicle according to claim 4, which is characterized in that the rigid connector is to set
The steel plate in the damper is set, is extended to inside 2 adjutages from shock absorber body.
6. floor shock-damping structure used for rail vehicle according to claim 1, which is characterized in that the mounting portion and car body bottom
Frame is integrally formed.
7. floor shock-damping structure used for rail vehicle according to claim 1, which is characterized in that formed inside the mounting portion
There is the fitting groove for assembling the damper, the first compensating groove is formed at the basal surface position of damper, in its center position
The place of setting is provided with unloading hole, and the two sides of damper are formed with recessed portion, is correspondingly arranged on fitting groove and recessed portion cooperation
Card convex, the card convex clamping fixed is in the recessed portion.
8. floor shock-damping structure used for rail vehicle according to claim 1, which is characterized in that the sound-absorbing material is sound-absorbing
Foam.
9. floor shock-damping structure used for rail vehicle according to claim 1, which is characterized in that the Vierendeel girder material is aluminium
Alloy.
10. a kind of rail vehicle, which is characterized in that include that the described in any item floors used for rail vehicle claim 1-9 subtract
Shake structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910604513.6A CN110341733B (en) | 2019-07-05 | 2019-07-05 | Floor shock-absorbing structure for rail vehicle and rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910604513.6A CN110341733B (en) | 2019-07-05 | 2019-07-05 | Floor shock-absorbing structure for rail vehicle and rail vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110341733A true CN110341733A (en) | 2019-10-18 |
| CN110341733B CN110341733B (en) | 2021-07-02 |
Family
ID=68177892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910604513.6A Active CN110341733B (en) | 2019-07-05 | 2019-07-05 | Floor shock-absorbing structure for rail vehicle and rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110341733B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046513A (en) * | 2020-09-08 | 2020-12-08 | 中车青岛四方机车车辆股份有限公司 | Floor mounting seat supporting structure, floor supporting component and double-layer rail transit vehicle |
| CN113788038A (en) * | 2021-09-30 | 2021-12-14 | 株洲时代瑞唯减振装备有限公司 | Rail vehicle floor supporting seat |
| CN113844478A (en) * | 2021-09-30 | 2021-12-28 | 株洲时代瑞唯减振装备有限公司 | Floor supporting structure |
| CN113879347A (en) * | 2021-09-30 | 2022-01-04 | 株洲时代瑞唯减振装备有限公司 | Floor supporting component and floor supporting unit thereof |
| CN115635986A (en) * | 2022-10-31 | 2023-01-24 | 中车南京浦镇车辆有限公司 | Elastic supporting seat |
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| CN208376758U (en) * | 2018-06-04 | 2019-01-15 | 中车青岛四方机车车辆股份有限公司 | Floor panel structure and track train with it |
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| JP2006341675A (en) * | 2005-06-08 | 2006-12-21 | Nippon Sharyo Seizo Kaisha Ltd | Floor structure for railroad vehicle |
| CN203514724U (en) * | 2013-08-13 | 2014-04-02 | 常州市武进中天机房设备有限公司 | Novel movable floor support |
| CN203511664U (en) * | 2013-09-11 | 2014-04-02 | 青岛四方庞巴迪铁路运输设备有限公司 | Railway vehicle vibration reduction floor |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046513A (en) * | 2020-09-08 | 2020-12-08 | 中车青岛四方机车车辆股份有限公司 | Floor mounting seat supporting structure, floor supporting component and double-layer rail transit vehicle |
| CN112046513B (en) * | 2020-09-08 | 2022-01-25 | 中车青岛四方机车车辆股份有限公司 | Floor mounting seat supporting structure, floor supporting component and double-layer rail transit vehicle |
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| CN113844478A (en) * | 2021-09-30 | 2021-12-28 | 株洲时代瑞唯减振装备有限公司 | Floor supporting structure |
| CN113879347A (en) * | 2021-09-30 | 2022-01-04 | 株洲时代瑞唯减振装备有限公司 | Floor supporting component and floor supporting unit thereof |
| CN115635986A (en) * | 2022-10-31 | 2023-01-24 | 中车南京浦镇车辆有限公司 | Elastic supporting seat |
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| Publication number | Publication date |
|---|---|
| CN110341733B (en) | 2021-07-02 |
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Effective date of registration: 20210716 Address after: 266111 Hongping Road, Chengyang District, Qingdao, Shandong Province, No. 9 Patentee after: Qingdao CRRC Sifang Rail Vehicle Co.,Ltd. Address before: 266111 Hongping Road, Chengyang District, Qingdao, Shandong Province, No. 9 Patentee before: CRRC SIFANG Co.,Ltd. |