CN107571880B - Cab apron assembly and low-floor tramcar - Google Patents
Cab apron assembly and low-floor tramcar Download PDFInfo
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- CN107571880B CN107571880B CN201710809981.8A CN201710809981A CN107571880B CN 107571880 B CN107571880 B CN 107571880B CN 201710809981 A CN201710809981 A CN 201710809981A CN 107571880 B CN107571880 B CN 107571880B
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Abstract
The present invention provides a kind of cab apron assembly and low-floor tramcars, are related to the technical field of rail traffic.A kind of cab apron assembly includes two pieces of pedals, two pieces of arc plates, intermediate cab apron and connection component；The side that two pieces of arc plates are equipped with arc passes through connection component respectively and connect with the two sides of intermediate cab apron, and being capable of relative motion between arc plate and intermediate cab apron；Two pieces of arc plates pass through the connection of the car body between elastic element and two adjacent sections compartment；The side that two pieces of arc plates are not provided with arc is overlapped on respectively on two pieces of pedals；Two pieces of pedals are respectively and fixedly installed on the vehicle end in two adjacent sections compartment.A kind of low-floor tramcar includes cab apron assembly.The purpose of the present invention is to provide a kind of cab apron assembly and low-floor tramcars, tilt the problem for influencing passenger and passing through to alleviate cab apron device in vehicle operation；Also, the problem of cab apron device in the prior art is unsatisfactory for electric car turning, pitching operating condition high requirement can also be effectively relieved.
Description
Technical field
The present invention relates to the technical fields of rail traffic, more particularly, to a kind of cab apron assembly and low-floor tramcar.
Background technique
Tramcar cab apron device is suitable for the connection between the low-floor electric car of urban light rail and tramcar, at two vehicle ends
Between build channel, support passenger is current, is the pipe fitting component of electric car, the property relationship of product passage in compartment to passenger
Safety, the aesthetics in convenience and train.
The advantages that tramcar has bottom close from the ground, and center of gravity is low, turning radius is small, and climbing capacity is strong, not only facilitates
Passenger goes on a journey by bus, and can be with shared motor road, and amount of demolition is small, without building special platform, has greatly saved city
The construction cost of city's rail traffic.In recent years, the country has many cities establishing tramcar traffic system.Low-floor rail electricity
Vehicle is the another very high Rail Transit System of cry after subway, and application prospect is very wide, exploitation low-floor rail electricity
Vehicle cab apron device has extensive market application value.
It based on this, proposes a kind of current convenient for passenger, while turning, pitching when meeting vehicle operation, the operating conditions such as sidewindering and want
The cab apron device asked is particularly important.
Summary of the invention
The purpose of the present invention is to provide a kind of cab apron assembly and low-floor tramcars, to alleviate in vehicle operation
Cab apron device, which tilts, influences the current problem of passenger；Also, cab apron device in the prior art can also be effectively relieved to be unsatisfactory for
The problem of electric car turning, pitching operating condition high requirement.
In order to solve the above-mentioned technical problem, the technological means that the present invention uses are as follows:
A kind of cab apron assembly provided by the invention includes two pieces of pedals, two pieces of arc plates, intermediate cab apron and connection component；
The side that two pieces of arc plates are equipped with arc passes through the two sides of the connection component and the intermediate cab apron respectively
Connection, and being capable of relative motion between the arc plate and the intermediate cab apron；
Two pieces of arc plates pass through the connection of the car body between elastic element and two adjacent sections compartment；
The side that two pieces of arc plates are not provided with arc is overlapped on respectively on two pieces of pedals；
Two pieces of pedals are respectively and fixedly installed on the vehicle end in two adjacent sections compartment.
As a kind of further technical solution, the connection component includes the first connection structure and the second connection structure；
First connection structure is fixedly mounted at the outer rim of the arc plate, correspondingly, second connection structure
It is fixedly mounted on the circular arc of the intermediate cab apron side；
When first connection structure and second connection structure cooperate, the arc plate and the intermediate cab apron
Between can be connected with each other, and the arc plate can be rotated relative to the intermediate cab apron.
As a kind of further technical solution, first connection structure includes the first arcuate structure, and described first
A groove structure is formed between arcuate structure and the arc plate.
As a kind of further technical solution, second connection structure includes the second arcuate structure, second arc
The bulge-structure that can be mutually inserted with the groove structure is provided in shape structure.
As a kind of further technical solution, the intermediate cab apron and the hinge between two adjacent sections compartment on car body
It connects device fastening to be connected, and the intermediate cab apron can be moved with the splicer.
As a kind of further technical solution, connecting plate, the company are provided between the arc plate and the pedal
First side of fishplate bar and the arc plate are hinged, and second side is overlapped on the pedal.
As a kind of further technical solution, it is provided with recessed portion on the pedal, the connecting plate is taken
It connects on the recessed portion.
As a kind of further technical solution, abrasion bar is provided between the pedal and the connecting plate, and described
Abrasion bar is fixedly mounted at the recessed portion.
As a kind of further technical solution, the bottom face of described connecting plate second side is provided with for preventing the company
The position limiting structure that fishplate bar is tilted from the pedal.
A kind of low-floor tramcar provided by the invention includes the cab apron assembly.
Compared with prior art, the technical advantage that a kind of cab apron assembly and low-floor tramcar provided by the invention have
Are as follows:
A kind of cab apron assembly provided by the invention includes two pieces of pedals, two pieces of arc plates, intermediate cab apron and connection component；
Wherein, two pieces of pedals and two pieces of arc plates are respectively symmetrically distributed in the two sides of intermediate cab apron, i.e. side of the arc plate equipped with arc
It is connected by connection component with the side of intermediate cab apron, and arc plate can also generate movement relative to intermediate cab apron, so as to
In meeting the needs of electric car turning, and the side that arc plate is not provided with arc is overlapped on one of pedal, and arc plate with
There is certain amount of lap between pedal；Further, in the bottom of arc plate, setting has elastic component, and the one of the elastic element
Hold apical grafting in the bottom of arc plate, the other end is then fixed on the car body between two adjacent sections compartment, thus, when electric car travels out
When existing pitching phenomenon, it can be buffered, be resetted by elastic element, reduce pitching phenomenon to the vibration shadow of cab apron assembly
It rings, is conducive to cab apron assembly and is maintained at original state as far as possible, or generate lesser vibration, and then be unlikely to generate shadow to passenger
It rings；Pedal is fixedly mounted at the vehicle end in two adjacent sections compartment, is distinguished by two pieces of arc plates that intermediate cab apron links together
It is overlapped on pedal, so as to form the cab apron assembly current convenient for passenger.
Arc plate is realized and is connected by connection component and intermediate cab apron in the present invention, to both alleviate electric car operational process
There is the problem of tilting phenomenon and influencing passenger's walking safety, convenience in middle arc plate or intermediate cab apron, meanwhile, arc plate
Between intermediate cab apron can also relative motion, meet the requirement of electric car turning condition；By between arc plate and car body
Elastic element is set, alleviates and occurs that pitching phenomenon keeps the vibration of cab apron assembly larger in electric car traveling process and to influence passenger current
The problem of；Also, using overlapped, mode can also increase the serious forgiveness installed between the two between arc plate and pedal, effectively
Alleviate the problem of damaging due to pitching in electric car traveling process to cab apron assembly.In addition to this, compartment is also improved
Interior aesthetics.
A kind of low-floor tramcar provided by the invention has vehicle bottom close from the ground, and center of gravity is low, turning radius is small,
Climbing capacity is strong, the low advantage of construction cost, in addition to this, since low-floor tramcar includes above-mentioned cab apron assembly, also
Including above-mentioned cab apron assembly technical advantage achieved and effect, no longer repeated herein.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of schematic diagram in the front (passenger passes through face) of cab apron assembly provided in an embodiment of the present invention；
Fig. 2 is a kind of back side of cab apron assembly (with car body contact surface) schematic diagram provided in an embodiment of the present invention；
Fig. 3 is the assembly signal between pedal in cab apron assembly provided in an embodiment of the present invention, arc plate and intermediate cab apron
Figure；
Fig. 4 is the partial enlarged view in Fig. 3 at A；
Fig. 5 is the partial enlarged view in Fig. 3 at B；
Fig. 6 is the assembling schematic diagram of intermediate cab apron and splicer in the embodiment of the present invention.
Icon: 100- pedal；110- recessed portion；120- abrasion bar；200- arc plate；210- connecting plate；211-
Position limiting structure；Cab apron among 300-；400- connection component；The first connection structure of 410-；The first arcuate structure of 411-；
4111- groove structure；The second connection structure of 420-；The second arcuate structure of 421-；4211- bulge-structure；500- elasticity member
Part；600- splicer.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Specific structure is as shown in figs 1 to 6.Fig. 1 is a kind of front (passenger of cab apron assembly provided in an embodiment of the present invention
Pass through face) schematic diagram；Fig. 2 is a kind of back side of cab apron assembly (with car body contact surface) signal provided in an embodiment of the present invention
Figure；Fig. 3 is the assembling schematic diagram between pedal in cab apron assembly provided in an embodiment of the present invention, arc plate and intermediate cab apron；Fig. 4
For the partial enlarged view at A in Fig. 3；Fig. 5 is the partial enlarged view in Fig. 3 at B；Fig. 6 is intermediate cab apron in the embodiment of the present invention
With the assembling schematic diagram of splicer.
A kind of cab apron assembly provided in this embodiment includes two pieces of pedals, 100, two pieces of arc plates 200,300 and of intermediate cab apron
Connection component 400；The side that two pieces of arc plates 200 are equipped with arc passes through the two sides of connection component 400 and intermediate cab apron 300 respectively
Connection, and being capable of relative motion between arc plate 200 and intermediate cab apron 300；Two pieces of arc plates 200 pass through elastic element 500
Car body between two adjacent sections compartment is connect；The side that two pieces of arc plates 200 are not provided with arc is overlapped on two pieces of pedals respectively
On 100；Two pieces of pedals 100 are respectively and fixedly installed on the vehicle end in two adjacent sections compartment.
Specifically, the cab apron assembly in the present embodiment includes two pieces of pedals, 100, two pieces of arc plates 200, intermediate cab apron 300
And connection component 400；Wherein, two pieces of pedals 100 and two pieces of arc plates 200 are respectively symmetrically distributed in the two of intermediate cab apron 300
The side that side, i.e. arc plate 200 are equipped with arc is connected by connection component 400 with the side of intermediate cab apron 300, and arc plate
200 can also generate movement relative to intermediate cab apron 300, and in order to meet the needs of electric car turning, and arc plate 200 is not provided with
The side of arc is overlapped on one of pedal 100, and has certain amount of lap between arc plate 200 and pedal 100；Into
One step, in the bottom of arc plate 200, setting has elastic component 500, and one end apical grafting of the elastic element 500 is in arc plate 200
Bottom, the other end is then fixed on the car body between two adjacent sections compartment, thus, when there is pitching phenomenon in electric car traveling,
It can be buffered, be resetted by elastic element 500, reducing pitching phenomenon influences the vibration of cab apron assembly, is conducive to cross
Plate assembly is maintained at original state as far as possible, or generates lesser vibration, and then be unlikely to have an impact passenger；Pedal 100
It is fixedly mounted at the vehicle end in two adjacent sections compartment, is taken respectively by two pieces of arc plates 200 that intermediate cab apron 300 links together
It connects on pedal 100, so as to form the cab apron assembly current convenient for passenger.
In the present embodiment, arc plate 200 is realized and is connected by connection component 400 and intermediate cab apron 300, to both alleviate
Tilting phenomenon and influencing passenger walking safety, convenience occur in arc plate 200 or intermediate cab apron 300 in electric car operational process
The problem of, meanwhile, between arc plate 200 and intermediate cab apron 300 can also relative motion, meet wanting for electric car turning condition
It asks；By the way that elastic element 500 is arranged between arc plate 200 and car body, alleviates and occur pitching phenomenon in electric car traveling process
Cab apron assembly is set to vibrate larger and influence the current problem of passenger；Also, using overlapped between arc plate 200 and pedal 100
Mode can also increase the serious forgiveness installed between the two, be effectively relieved total to cab apron due to pitching in electric car traveling process
The problem of at damaging.In addition to this, the aesthetics in compartment is also improved.
In the optional technical solution of the present embodiment, connection component 400 includes the first connection structure 410 and the second connection structure
420；First connection structure 410 is fixedly mounted at the outer rim of arc plate 200, correspondingly, the second connection structure 420 is fixedly mounted
Circular arc in intermediate 300 side of cab apron；When first connection structure 410 and the second connection structure 420 cooperate, arc plate
It can be connected with each other between 200 and intermediate cab apron 300, and arc plate 200 can be rotated relative to intermediate cab apron 300.
Further, the first connection structure 410 includes the first arcuate structure 411, and the first arcuate structure 411 and arc plate
A groove structure 4111 is formed between 200.
Further, the second connection structure 420 includes the second arcuate structure 421, is provided with energy on the second arcuate structure 421
The bulge-structure 4211 that enough and groove structure 4111 is mutually inserted.
Specifically, the first connection structure 410 includes the first arcuate structure 411, first arcuate structure 411 and arc plate
200 outer rims are consistent, and are positioned close at the position of outer rim, are realized and are fixed by screw or bolt；Specifically, this first
The cross section of arcuate structure 411 is L shape, by 411 spiral-lock of the first arcuate structure on the bottom face of arc plate 200, thus, first
A groove structure 4111 is formd between arcuate structure 411 and arc plate 200.
It should be noted that the first arcuate structure 411 in addition to use above-mentioned cross section for L-shaped structure other than, can be with
It uses cross section for the structure of rectangle, is then fixedly mounted with the first arcuate structure 411 of rectangular cross section by bolt or screw
In the bottom of arc plate 200, and between the first arcuate structure 411 and arc plate 200, there are certain distances, as a result, can also be
Groove structure 4111 is formed between first arcuate structure 411 and arc plate 200.However, the concrete shape of the first arcuate structure 411
It is unrestricted, as long as groove structure 4111 can be formed between arc plate 200.
Second connection structure 420 includes the second arcuate structure 421, the arc of second arcuate structure 421 and intermediate cab apron 300
Shape is consistent, and is positioned close at the position of arc, is realized and is fixed by screw or bolt；Specifically, the second arc knot
Structure 421 uses positive and negative L-shaped structure, i.e., is that L-shaped arcuate structure forms by two cross sections, first L-shaped arcuate structure is logical
Screw the latter's bolt buckle is crossed on the bottom face of intermediate cab apron 300, second L-shaped arcuate structure passes through bolt or screw
Spiral-lock on first L-shaped arcuate structure, thus, one end of second L-shaped arcuate structure is bulge-structure 4211, when
When arc plate 200 and intermediate cab apron 300 are installed together, the bulge-structure 4211 on second L-shaped arcuate structure is inserted into
In groove structure 4111 and bulge-structure 4211 can hook joint in groove structure 4111, pass through bulge-structure 4211 and groove knot
The mutual cooperation of structure 4111 realizes the interconnection between the first connection structure 410 and the second connection structure 420, and then effectively
Alleviate the problem of arc plate 200 tilts.
It should be noted that the second arcuate structure 421 can also be other shapes other than using above-mentioned positive and negative L-shaped structure
Structure, concrete shape is unrestricted, if can be realized and the first arcuate structure 411 cooperate.
According to above content it is found that the knot mobile due to limitation not set between groove structure 4111 and bulge-structure 4211
Structure enables bulge-structure 4211 to be moved in groove structure 4111, and the first connection structure 410 and second connects as a result,
Between binding structure 420 can relative motion, further, arc plate 200 can relative to intermediate cab apron 300 generate movement, into
And can satisfy electric car turning condition is higher requirement.
In the optional technical solution of the present embodiment, intermediate cab apron 300 and the hinge between two adjacent sections compartment on car body
It connects the fastening of device 600 to be connected, and intermediate cab apron 300 can be moved with splicer 600.
It should be pointed out that splicer 600 is equivalent to hitch, it is mainly used for locking intermediate cab apron 300, and makes
Between cab apron 300 can be moved together with splicer 600, i.e., when electric car advance when there is pitching phenomenon when, pass through splicer 600
Guarantee that intermediate cab apron 300 is unlikely to the problem of occurring tilting or being detached from, to play good fixation to intermediate cab apron 300
Effect.
In the optional technical solution of the present embodiment, connecting plate 210, connecting plate are provided between arc plate 200 and pedal 100
210 the first side and arc plate 200 are hinged, and second side is overlapped on pedal 100.
Further, it is provided with recessed portion 110 on pedal 100, connecting plate 210 is overlapped on recessed portion 110.
Further, abrasion bar 120 is provided between pedal 100 and connecting plate 210, and abrasion bar 120 is fixedly mounted on
At recessed portion 110.
Further, the bottom face of 210 second side of connecting plate is provided with for preventing connecting plate 210 from upwarping from pedal 100
The position limiting structure 211 risen.
When occurring pitching phenomenon in electric car traveling process, it will appear between two adjacent sections compartment wrong up and down along the vertical direction
Position, as a result, in order to preferably meet the requirement of pitching operating condition, the present embodiment is in the side of the not set circular arc of arc plate 200
It is mounted with connecting plate 210, it is hinged between the connecting plate 210 and arc plate 200, specifically use hinge structure, and connecting plate 210
The other side is overlapped on the edge of pedal 100, so, during electric car pitching, meeting between prosthomere compartment and cab apron assembly
There is the dislocation of up and down direction, i.e., will appear the dislocation of up and down direction between pedal 100 and arc plate 200, at this time connecting plate 210
Adaptability rotation can be carried out around hinged place, and be not in segregation phenomenon between connecting plate 210 and pedal 100, to pass through
Setting connecting plate 210 also connect in real time between arc plate 200 and pedal 100, further even if during pitching
The problem of pitching bring tilts when alleviating electric car operation.
210 end of connecting plate is separated with the recessed portion 110 on pedal 100 during pitching in order to prevent, and the present embodiment exists
On the bottom face of connecting plate 210 be provided with row's position limiting structure 211, position limiting structure 211 be it is hook-shaped, when connecting plate 210 and pedal
When relative motion amplitude is larger between 100, it can guarantee to be unlikely between connecting plate 210 and pedal 100 by position limiting structure 211
It is detached from.
Further, connecting plate 210 is overlapped on pedal 100, can generate relative motion between the two, thus can generate phase
The problem of mutual friction damages is provided with abrasion bar 120 in the present embodiment on 110 top end face of recessed portion of pedal 100, so that even
Fishplate bar 210 directly moves in abrasion bar 120, on the one hand alleviates and rubs between connecting plate 210 and pedal 100, hits damage
The problem of, on the other hand, collision noise is also reduced, abrasion bar 120 plays the role of wear resistant and noise reducing.
It should be noted that in the present embodiment on pedal 100 with connecting plate 210 at overlapped one end upper surface and under
End face is inclined-plane, in order to preferably be used cooperatively with connecting plate 210 and position limiting structure 211.
A kind of low-floor tramcar provided in this embodiment has vehicle bottom close from the ground, and center of gravity is low, turning radius
Small, climbing capacity is strong, the low advantage of construction cost, in addition to this, since low-floor tramcar includes above-mentioned cab apron assembly,
Further include above-mentioned cab apron assembly technical advantage achieved and effect, is no longer repeated herein.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (7)
1. a kind of cab apron assembly characterized by comprising two pieces of pedals, two pieces of arc plates, intermediate cab apron and connection component；
The side that two pieces of arc plates are equipped with arc passes through the connection component respectively and the two sides of the intermediate cab apron connect,
And it being capable of relative motion between the arc plate and the intermediate cab apron；
Two pieces of arc plates pass through the connection of the car body between elastic element and two adjacent sections compartment；
The side that two pieces of arc plates are not provided with arc is overlapped on respectively on two pieces of pedals；
Two pieces of pedals are respectively and fixedly installed on the vehicle end in two adjacent sections compartment；
The connection component includes the first connection structure and the second connection structure；
First connection structure is fixedly mounted at the outer rim of the arc plate, correspondingly, second connection structure is fixed
It is mounted on the circular arc of the intermediate cab apron side；
When first connection structure and second connection structure cooperate, between the arc plate and the intermediate cab apron
It can be connected with each other, and the arc plate can be rotated relative to the intermediate cab apron；
First connection structure includes the first arcuate structure, and forms one between first arcuate structure and the arc plate
Groove structure；
Second connection structure includes the second arcuate structure, and being provided on second arcuate structure can be with the groove knot
The bulge-structure that structure is mutually inserted；
Second arcuate structure includes that two cross sections are L-shaped arcuate structure, wherein first cross section is L-shaped arc
Shape structure is connected on the intermediate cab apron, and second cross section is that be connected to first cross section be L shape to L-shaped arcuate structure
Arcuate structure on, positioned at second cross section be L-shaped arcuate structure one end the bulge-structure be inserted into it is described recessed
In slot structure, and there is gap between the bulge-structure and the groove structure.
2. cab apron assembly according to claim 1, which is characterized in that the intermediate cab apron be located at two adjacent sections compartment it
Between splicer fastening on car body be connected, and the intermediate cab apron can be moved with the splicer.
3. cab apron assembly according to claim 1, which is characterized in that the company of being provided between the arc plate and the pedal
Fishplate bar, the first side of the connecting plate and the arc plate are hinged, and second side is overlapped on the pedal.
4. cab apron assembly according to claim 3, which is characterized in that recessed portion is provided on the pedal, so that described
Connecting plate can be overlapped on the recessed portion.
5. cab apron assembly according to claim 4, which is characterized in that be provided with mill between the pedal and the connecting plate
Item is consumed, and the abrasion bar is fixedly mounted at the recessed portion.
6. cab apron assembly according to claim 3, which is characterized in that the bottom face setting of described connecting plate second side is useful
In the position limiting structure for preventing the connecting plate from tilting from the pedal.
7. a kind of low-floor tramcar, which is characterized in that including cab apron assembly described in any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710809981.8A CN107571880B (en) | 2017-09-08 | 2017-09-08 | Cab apron assembly and low-floor tramcar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710809981.8A CN107571880B (en) | 2017-09-08 | 2017-09-08 | Cab apron assembly and low-floor tramcar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107571880A CN107571880A (en) | 2018-01-12 |
| CN107571880B true CN107571880B (en) | 2019-06-14 |
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ID=61032725
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710809981.8A Active CN107571880B (en) | 2017-09-08 | 2017-09-08 | Cab apron assembly and low-floor tramcar |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254454B (en) * | 2019-07-08 | 2020-09-22 | 中车株洲电力机车有限公司 | Tramcar and through passage floor thereof |
| CN112046515B (en) * | 2020-08-13 | 2022-03-18 | 株洲时代新材料科技股份有限公司 | Connecting structure and method for through passage floor and hinge device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2610269B1 (en) * | 1987-01-30 | 1989-03-31 | Alsthom | CONNECTION DEVICE BETWEEN TWO RAIL VEHICLES |
| CA1278465C (en) * | 1986-03-28 | 1991-01-02 | Jean-Pierre Bechu | Device for ensuring the continuity of passage from one rail or road vehicle to the next |
| CN202593521U (en) * | 2011-03-18 | 2012-12-12 | 许布奈有限公司 | A bridge for a transitional part between two vehicle sections in hinged connection |
-
2017
- 2017-09-08 CN CN201710809981.8A patent/CN107571880B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1278465C (en) * | 1986-03-28 | 1991-01-02 | Jean-Pierre Bechu | Device for ensuring the continuity of passage from one rail or road vehicle to the next |
| FR2610269B1 (en) * | 1987-01-30 | 1989-03-31 | Alsthom | CONNECTION DEVICE BETWEEN TWO RAIL VEHICLES |
| CN202593521U (en) * | 2011-03-18 | 2012-12-12 | 许布奈有限公司 | A bridge for a transitional part between two vehicle sections in hinged connection |
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| Publication number | Publication date |
|---|---|
| CN107571880A (en) | 2018-01-12 |
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