CN206871071U - A kind of train and railway car - Google Patents
A kind of train and railway car Download PDFInfo
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- CN206871071U CN206871071U CN201720657523.2U CN201720657523U CN206871071U CN 206871071 U CN206871071 U CN 206871071U CN 201720657523 U CN201720657523 U CN 201720657523U CN 206871071 U CN206871071 U CN 206871071U
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- railway car
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Abstract
It the utility model is related to a kind of railway car, high-pressure installation and/or pantograph are installed at the top of the railway car, sound insulation and noise reduction device is installed on the roof of railway car, sound insulation and noise reduction device includes sound insulation electric box, and sound insulation electric box is used to high-pressure installation concentrating assembling in the inside of sound insulation electric box；The unified through hole through being opened in roof of the control circuit for the high-pressure installation being assemblied in inside sound insulation electric box enters in car body.In the utility model, sound insulation electric box passes through including the unified assembling of high-pressure installation, it is easy to arrange said apparatus and installed, meet the design concept of modularization installation, the unified through hole through being opened in roof of control circuit for being assemblied in the high-pressure installation inside the sound insulation electric box simultaneously enters in car body, runs through hole number so as to reduce car body；Increase puigging reaches the effect of more preferable sound insulation and noise reduction to strengthen soundproof effect in sound insulation electric box.The utility model further relates to a kind of train for including above-mentioned railway car.
Description
Technical field
It the utility model is related to EMUs body railway transportation equipment and manufacture and design field, more particularly to it is a kind of provided with sound insulation drop
Make an uproar the compartment of device, further relate to include the train in this compartment.
Background technology
With Chinese EMUs high speed development, route is progressively close to saturation, in order to preferably extend the utilization of Line for Passenger Transportation
Rate, it is the mode effectively solved at present to open night sleeper-car EMUs, so as to the utilization more preferably to government capital, in order to ensure height
Delay unloading and cross split-phase vacuum circuit breaker in vehicle and cut-off noise, and sky caused by lower pantograph of running at high speed is made an uproar, it is necessary to which anxious treat
Solves the sound insulation and noise reduction measure in high sleeping berth region of delaying unloading, to improve the comfortableness of Passenger Travel.
Ac high-voltage current collecting system mainly include pantograph, vacuum circuit breaker, earthed switch, voltage transformer, roof every
Leave the parts such as pass composition.This high pressure current collecting system equipment is arranged on transformer car roof, and pantograph is risen in normal operation
Contact net 25kV/50Hz AC electricity, voltage transformer detection contact net voltage are drawn, vacuum circuit breaker is responsible for the disconnection of main circuit
And closure, roof disconnecting switch are responsible for connecting and isolate another traction unit.On pantograph hardness dress and roof, ground connection is opened
Pass, vacuum circuit breaker, disconnecting switch, voltage transformer are installed on roof by roof through hole.
Pantograph on-off action noise of caused noise of air and vacuum circuit breaker in EMUs are run at high speed, ground connection
Switch, vacuum circuit breaker, disconnecting switch and voltage transformer also to exacerbate sound longitudinal direction with the mounting hole of in-car intercommunication in-car
Transmission, in-car absorbs noise, sound-absorbing energy without special equipment soundproof measures often through in-car overall laying sound insulation material
Power has limited, and is unfavorable for the comfortableness of passenger's seating.
Utility model content
Technical problem to be solved in the utility model is in view of the shortcomings of the prior art, there is provided a kind of railway car is to solve
Certainly above-mentioned at least one technical problem.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of railway car, the railway car top
Portion is provided with high-pressure installation and/or pantograph, and sound insulation and noise reduction device, the sound insulation drop are provided with the roof of the railway car
Device of making an uproar includes sound insulation electric box, for high-pressure installation to be concentrated into assembling in the inside of sound insulation electric box；It is assemblied in the sound insulation
The unified through hole through being opened in roof of the control circuit of high-pressure installation inside electric box enters in car body.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement：
Further, the high-pressure installation includes voltage transformer, vacuum circuit breaker, earthed switch and disconnecting switch, described
Through hole is opened in the lower section of earthed switch.
Further, the inwall of the sound insulation electric box is equipped with puigging.
Further, the low-pressure end outer side covers of the vacuum circuit breaker have puigging.
Further, the sound insulation and noise reduction device includes built-in sound-insulating structure, and the built-in sound-insulating structure is arranged in roof
Side and in through hole is enclosed in；The built-in sound-insulating structure is provided with the branch hole for being used for exporting control line.
Further, the inwall of the built-in sound-insulating structure is equipped with puigging.
Further, the sound insulation and noise reduction device includes external sound-insulating structure, and the external sound-insulating structure is arranged on roof
And in the installation region of motor-car high-pressure installation and/or pantograph.
Further, the external sound-insulating structure is puigging, and the puigging is laid on high-pressure installation and/or pantograph
On installation region.
Further, the material of the sound insulation electric box and/or built-in sound-insulating structure is aluminium sheet, fiberglass or insulation board.
Further, access hole is offered on the built-in sound-insulating structure, lid is removably installed on the access hole.
Further, the material of the puigging is monolayer honeycomb hole Sound-proof material or multi-layer honeycomb hole Sound-proof material.
Further, multi-layer honeycomb hole Sound-proof material is included located at middle low-density honeycomb hole Sound-proof material and located at described
The high density honeycomb hole Sound-proof material of low-density honeycomb hole Sound-proof material both sides.
Another technical problem to be solved in the utility model is in view of the shortcomings of the prior art, there is provided a kind of train is to solve
Certainly above-mentioned at least one technical problem.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of train, including above-mentioned railway car.
The beneficial effects of the utility model are：The utility model includes being fixed on the sound insulation electric box of motor-car roof, installation
External sound-insulating structure on roof and in the installation region of motor-car high-pressure system, on the inside of roof and by through hole
Be enclosed in interior built-in sound-insulating structure, after being risen for pantograph in EMUs operation caused noise, by pantograph
Installation region sets external sound-insulating structure, and external sound-insulating structure can effectively absorb the vibrating noise that pantograph is delivered to in-car,
Play the function of good sound insulation and noise reduction；By the way that vacuum circuit breaker, earthed switch, voltage transformer, disconnecting switch unification are filled
Fit in sound insulation electric box, be easy to arrange said apparatus and installed, meet the design concept of modularization installation, same to fashionable dress
The unified through hole through being opened in roof of control circuit for fitting over the high-pressure installation inside the sound insulation electric box enters in car body,
Run through hole number so as to reduce car body；Increase puigging reaches more preferable sound insulation drop to strengthen soundproof effect in sound insulation electric box
The effect made an uproar；Sound-insulating structure built in being set at in-car through hole, the built-in sound-insulating structure, which is provided with, to be used to export control line
Branch hole；The low-pressure end outer side covers of the vacuum circuit breaker have puigging, effectively can so be opened for reducing vacuum circuit breaker
Close caused noise.It is dynamic so as to further solve vacuum circuit breaker opening and closing so by, to in-car, carrying out multi-level sound insulation outside car
Make noise and through hole problem, noise transmission is reduced to minimum.
Brief description of the drawings
Fig. 1 is the utility model main structure diagram；
Fig. 2 is the utility model overlooking the structure diagram；
Fig. 3 is built-in sound-insulating structure main structure diagram in the utility model；
Fig. 4 is built-in sound-insulating structure overlooking the structure diagram in the utility model；
Fig. 5 is Fig. 3 A-A cross-sectional views；
Fig. 6 is Fig. 3 B-B cross-sectional views；
Fig. 7 is built-in sound-insulating structure dimensional structure diagram in the utility model.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
As shown in Figures 1 to 7, a kind of railway car is the utility model is related to, high pressure is installed at the top of the railway car
Device and/or pantograph 5, the sound insulation and noise reduction device include sound insulation electric box 1, and the sound insulation electric box 1 is fixed on train
On roof 4, for train high-pressure installation to be concentrated into assembling in the inside of sound insulation electric box 1；It is assemblied in the sound insulation electric box 1
The unified through hole 41 through being opened in roof 4 of the control circuit of the high-pressure installation in portion enters in car body.In the utility model, sound insulation
Electric box is by by including vacuum circuit breaker, earthed switch, voltage transformer, the unified assembling of disconnecting switch, being easy to above-mentioned dress
Put and arranged and installed, meet the design concept of modularization installation, while be assemblied in the high pressure inside the sound insulation electric box
The unified through hole through being opened in roof of the control circuit of device enters in car body, runs through hole number so as to reduce car body；Sound insulation
Increase puigging reaches the effect of more preferable sound insulation and noise reduction to strengthen soundproof effect in electric box.
In some embodiments of the utility model, high-pressure installation and pantograph, the sound insulation are installed at the top of railway car
Denoising device includes：
Sound insulation electric box 1, the sound insulation electric box 1 are fixed in roof of train 4, are filled for train high-pressure installation to be concentrated
Fit over the inside of sound insulation electric box 1；The control circuit for the high-pressure installation being assemblied in inside the sound insulation electric box 1 is unified through opening up
Enter in the through hole 41 of roof 4 in car body；
External sound-insulating structure 2, the external sound-insulating structure 2 are arranged on roof 4 and positioned at the installation of motor-car high-pressure system
In region；
Built-in sound-insulating structure 3, the built-in sound-insulating structure 3 are arranged on the inner side of roof 4 and are enclosed in through hole 41 interior；Institute
State built-in sound-insulating structure 3 and be provided with the branch hole 31 for being used for exporting control line.During installation, between control line and branch hole 31 between
Gap can be blocked with Sound-proof material, further enhance soundproof effect.
The utility model includes being fixed on the sound insulation electric box 1 of motor-car roof 4, on roof and is located at motor-car high pressure
External sound-insulating structure 2 in the installation region of system, interior built-in sound insulation is enclosed in installed in the inner side of roof 4 and by through hole 41
Structure 3, for pantograph 5 rise after EMUs operation in caused noise, by the installing zone for being motor-car high-pressure system
Domain sets external sound-insulating structure 2, and external sound-insulating structure 2 can effectively be absorbed in the vibration for being delivered to in-car of motor-car high-pressure system
Noise, play the function of good sound insulation and noise reduction；By by the unified assembling of the partial high pressure device in motor-car high-pressure system every
In sound electric box 1, it is easy to arrange said apparatus and installed, meets the design concept of modularization installation, be assemblied in simultaneously
The unified through hole 41 through being opened in roof 4 of the control circuit of high-pressure installation inside the sound insulation electric box 1 enters in car body,
So as to reduce the quantity of car body through hole 41；Increase puigging reaches more preferable sound insulation to strengthen soundproof effect in sound insulation electric box 1
The effect of noise reduction；Sound-insulating structure 3 built in being set at in-car through hole 41, the built-in sound-insulating structure 3, which is provided with, to be used to export control
The branch hole 31 of line processed, so by, to in-car, carrying out multi-level sound insulation outside car, noise transmission being reduced into minimum.
As shown in figure 1, in some embodiments of the utility model, a kind of railway car, on the roof 4 of the railway car
High-pressure installation is installed, the sound insulation electric box 1 is by high-pressure installation voltage transformer, vacuum circuit breaker, earthed switch and isolation
Switch is enclosed in inside it, and the through hole 41 is opened in the lower section of earthed switch.By by vacuum circuit breaker, earthed switch,
Voltage transformer, disconnecting switch are uniformly assemblied in sound insulation electric box, are easy to arrange said apparatus and installed, are met mould
The design concept of blockization installation；The installation with in-car intercommunication of earthed switch, vacuum circuit breaker, disconnecting switch and voltage transformer
Hole also exacerbates the in-car transmission in sound longitudinal direction, therefore, by the control circuit of the high-pressure installation inside the sound insulation electric box
The unified through hole through being opened in roof 4 enters in car body, runs through hole number so as to reduce car body, reduce further sound biography
Pass.
Specifically, in certain embodiments, the inwall of the sound insulation electric box 1 is equipped with puigging.Shown puigging can
To be adhered directly onto on the inwall of sound insulation electric box 1, can also be fixed on by fixture on the inwall of sound insulation electric box 1, when
So, the connected mode of sound insulation electric box 1 and puigging is not limited to paste and fix by connector, such as detachable by hanging
The modes such as connection, can similarly realize the purpose by puigging sound insulation and noise reduction, its objective is set without departing from of the present utility model
Thought is counted, the scope of protection of the utility model should be belonged to.
In further embodiments, the inwall of the built-in sound-insulating structure 3 is equipped with puigging.Shown puigging can be straight
Connect on the inwall for pasting built-in sound-insulating structure 3, can also be fixed on by fixture on the inwall of built-in sound-insulating structure 3, when
So, the connected mode of built-in sound-insulating structure 3 and puigging is not limited to paste and fix by connector, such as removable by hanging
The modes such as connection are unloaded, can similarly realize the purpose by puigging sound insulation and noise reduction, its objective is without departing from of the present utility model
Design philosophy, the scope of protection of the utility model should be belonged to.
In further embodiments, a kind of railway car, pantograph 5 is installed on the roof 4 of the railway car, it is described
External sound-insulating structure 2 is puigging, and the puigging is laid on the installation region of the pantograph 5 of roof 4.Shown puigging can be with
It is adhered directly onto on roof 4, roof 4 can also be fixed on by fixture, certainly, the connected mode of roof 4 and puigging is not
It is confined to paste and fix by connector, such as by hanging the mode of being detachably connected, can similarly realizes and pass through sound insulation
The purpose of layer sound insulation and noise reduction, its objective should belong to the scope of protection of the utility model without departing from design philosophy of the present utility model.
Preferably, the low-pressure end outer side covers of the vacuum circuit breaker have puigging.The low-pressure end of the vacuum circuit breaker
Outer side covers have puigging, so can be effectively for reducing noise caused by vacuum circuit breaker opening and closing.Shown puigging can be straight
Connect on the inwall for pasting sound insulation electric box 1, can also be fixed on by fixture on the inwall of sound insulation electric box 1, certainly, every
The connected mode of sound electric box 1 and puigging is not limited to paste and fix by connector, is such as detachably connected by hanging
Etc. mode, the purpose by puigging sound insulation and noise reduction can be similarly realized, its objective is thought without departing from design of the present utility model
Think, the scope of protection of the utility model should be belonged to.
Specifically, the material of the puigging is monolayer honeycomb hole Sound-proof material or multi-layer honeycomb hole Sound-proof material.
Multi-layer honeycomb hole Sound-proof material is included located at middle low-density honeycomb hole Sound-proof material and located at the low-density
The high density honeycomb hole Sound-proof material of honeycomb hole Sound-proof material both sides.
Certainly, the material of puigging is not limited to the above-mentioned type, such as sound-isolating sponge, soundproof rubber material, similarly can
Enough purposes realized by puigging sound insulation and noise reduction, its objective should belong to this practicality without departing from design philosophy of the present utility model
New protection domain.
To meet the intensity of sound insulation electric box 1 or built-in sound-insulating structure 3, while there is the effect of light weight.The sound insulation
The material of electric box 1 or built-in sound-insulating structure 3 is aluminium sheet, fiberglass or insulation board.Certainly, sound insulation electric box 1 or built-in sound insulation
The material of structure 3 is not limited to the above-mentioned type, such as in certain embodiments, the sound insulation electric box 1 or built-in sound-insulating structure 3
It is made up of aluminum honeycomb panel, carbon fiber board, aluminium alloy plate or hemp fibre board.The aluminum honeycomb panel can be mainly to select 3003H24 alloys
Aluminium sheet or the plate that 5052AH14 high manganeses aluminium sheet is base material.The plate that the carbon fiber board is made up of carbon fibre materials；The fiber crops
Fiberboard is the plate being made up of flaxen fiber material, the aluminum honeycomb panel, the carbon fiber board or the hemp fibre board, is respectively provided with close
Spend small, the characteristics of light weight and big intensity, overall weight is greatly reduced in the application as long as can realize, and ensure that structure is strong
The material of degree and stability, can similarly realize the purpose by puigging sound insulation and noise reduction, its objective without departing from this practicality newly
The design philosophy of type, the scope of protection of the utility model should be belonged to.
As shown in FIG. 3 to 7, access hole is offered on the built-in sound-insulating structure 3, is removably installed on the access hole
There is lid 33.Lid 33 is removed, the control line of each high-pressure installation can be arranged and be overhauled.The built-in sound-insulating structure
Mounting hole 32 is opened up on 3, built-in sound-insulating structure 3 can be fixed by mounting hole 32.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of train, including above-mentioned railway car, institute
State the sound insulation and noise reduction device being provided with the roof 4 of railway car in above-mentioned technical proposal.
In summary, the utility model includes being fixed on the sound insulation electric box 1 of motor-car roof 4, on roof and position
In the external sound-insulating structure 2 in the installation region of motor-car high-pressure system, be enclosed on the inside of the roof and by through hole in
Built-in sound-insulating structure 3, for pantograph 5 rise after EMUs operation in caused noise, by the installation region of pantograph 5
External sound-insulating structure 2 is set, and external sound-insulating structure 2 can effectively absorb the vibrating noise that pantograph 5 is delivered to in-car, play good
The function of good sound insulation and noise reduction；By by vacuum circuit breaker, earthed switch, voltage transformer, the unified assembling of disconnecting switch every
In sound electric box, it is easy to arrange said apparatus and installed, meets the design concept of modularization installation, while is assemblied in institute
The unified through hole 41 through being opened in roof of control circuit for stating the high-pressure installation inside sound insulation electric box 1 enters in car body, from
And reduce car body and run through hole number；Increase puigging reaches more preferable sound insulation and noise reduction to strengthen soundproof effect in sound insulation electric box 1
Effect；Sound-insulating structure 3 built in being set at in-car through hole 41, the built-in sound-insulating structure 3, which is provided with, to be used to export control line
Branch hole 31；The low-pressure end outer side covers of the vacuum circuit breaker have puigging, so can be effectively for reducing vacuum circuit breaker
Noise caused by device opening and closing.So by, to in-car, carrying out multi-level sound insulation outside car, opened so as to further solve vacuum circuit breaker
Action noise and through hole problem are closed, noise transmission is reduced to minimum.
In description of the present utility model, it is to be understood that term " on ", " under ", " top ", " bottom ", " interior ", " outer " etc.
The orientation or position relationship of instruction are based on orientation shown in the drawings or position relationship, are for only for ease of description the utility model
Described with simplifying, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific orientation structure
Make and operate, therefore it is not intended that to limitation of the present utility model.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements, limited unless otherwise clear and definite.For the common skill of this area
For art personnel, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.
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.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (13)
1. a kind of railway car, the railway car top is provided with high-pressure installation and/or pantograph, it is characterised in that described
Sound insulation and noise reduction device is installed, the sound insulation and noise reduction device includes sound insulation electric box, the sound insulation electricity on the roof of railway car
Gas tank is used to high-pressure installation concentrating assembling in the inside of sound insulation electric box；The high press fitting being assemblied in inside the sound insulation electric box
The unified through hole through being opened in roof of control circuit put enters in car body.
2. the railway car according to claim 1, the railway car top is provided with high-pressure installation, it is characterised in that
The high-pressure installation includes voltage transformer, vacuum circuit breaker, earthed switch and disconnecting switch, and the through hole is opened in ground connection
The lower section of switch.
3. the railway car according to claim 2, it is characterised in that the inwall of the sound insulation electric box is equipped with sound insulation
Layer.
4. the railway car according to claim 2, it is characterised in that the low-pressure end outer side covers of the vacuum circuit breaker have
Puigging.
5. the railway car according to claim 1, it is characterised in that the sound insulation and noise reduction device includes built-in sound insulation knot
Structure, the built-in sound-insulating structure are arranged on the inside of roof and are enclosed in through hole interior；The built-in sound-insulating structure, which is provided with, to be used
In the branch hole of export control line.
6. the railway car according to claim 5, it is characterised in that the inwall of the built-in sound-insulating structure is equipped with sound insulation
Layer.
7. according to the railway car of any one of claim 1 to 6, it is characterised in that the sound insulation and noise reduction device includes outer
Sound-insulating structure is put, the external sound-insulating structure is arranged on roof and positioned at motor-car high-pressure installation and/or the installing zone of pantograph
In domain.
8. the railway car according to claim 7, it is characterised in that the external sound-insulating structure is puigging, it is described every
Sound-absorbing layer is laid on the installation region of high-pressure installation and/or pantograph.
9. the railway car according to claim 5, it is characterised in that the sound insulation electric box and/or built-in sound-insulating structure
Material be aluminium sheet, fiberglass or insulation board.
10. the railway car according to claim 5, it is characterised in that access hole is offered on the built-in sound-insulating structure,
Lid is removably installed on the access hole.
11. the railway car according to claim 8, it is characterised in that the material of the puigging be monolayer honeycomb hole every
Sound cotton or multi-layer honeycomb hole Sound-proof material.
12. the railway car according to claim 11, it is characterised in that multi-layer honeycomb hole Sound-proof material is included in being located at
Between low-density honeycomb hole Sound-proof material and the high density honeycomb hole Sound-proof material located at the low-density honeycomb hole Sound-proof material both sides.
13. a kind of train, it is characterised in that include the railway car of any one of such as claim 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720657523.2U CN206871071U (en) | 2017-06-06 | 2017-06-06 | A kind of train and railway car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720657523.2U CN206871071U (en) | 2017-06-06 | 2017-06-06 | A kind of train and railway car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206871071U true CN206871071U (en) | 2018-01-12 |
Family
ID=61338467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720657523.2U Active CN206871071U (en) | 2017-06-06 | 2017-06-06 | A kind of train and railway car |
Country Status (1)
| Country | Link |
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| CN (1) | CN206871071U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131389A (en) * | 2018-09-14 | 2019-01-04 | 中车青岛四方机车车辆股份有限公司 | A kind of roof structure of rail vehicle |
| CN113844485A (en) * | 2020-06-28 | 2021-12-28 | 比亚迪股份有限公司 | Bogie and railway vehicle with same |
| CN113844484A (en) * | 2020-06-28 | 2021-12-28 | 比亚迪股份有限公司 | Bogie and railway vehicle with same |
-
2017
- 2017-06-06 CN CN201720657523.2U patent/CN206871071U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109131389A (en) * | 2018-09-14 | 2019-01-04 | 中车青岛四方机车车辆股份有限公司 | A kind of roof structure of rail vehicle |
| CN113844485A (en) * | 2020-06-28 | 2021-12-28 | 比亚迪股份有限公司 | Bogie and railway vehicle with same |
| CN113844484A (en) * | 2020-06-28 | 2021-12-28 | 比亚迪股份有限公司 | Bogie and railway vehicle with same |
| CN113844484B (en) * | 2020-06-28 | 2023-06-13 | 比亚迪股份有限公司 | Bogie and have its rail vehicle |
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