CN105735795A - Anti-collision structure for road vehicle sliding-plug door system - Google Patents
Anti-collision structure for road vehicle sliding-plug door system Download PDFInfo
- Publication number
- CN105735795A CN105735795A CN201610064727.5A CN201610064727A CN105735795A CN 105735795 A CN105735795 A CN 105735795A CN 201610064727 A CN201610064727 A CN 201610064727A CN 105735795 A CN105735795 A CN 105735795A
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- Prior art keywords
- door body
- door
- road vehicle
- collision structure
- connector
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/003—Power-actuated devices for limiting the opening of vehicle doors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C1/00—Fastening devices with bolts moving rectilinearly
- E05C1/004—Fastening devices with bolts moving rectilinearly parallel to the surface on which the fastener is mounted
- E05C1/006—Fastening devices with bolts moving rectilinearly parallel to the surface on which the fastener is mounted parallel to the wing edge
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C1/00—Fastening devices with bolts moving rectilinearly
- E05C1/02—Fastening devices with bolts moving rectilinearly without latching action
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Devices For Sliding Doors (AREA)
Abstract
The invention discloses an anti-collision structure for a road vehicle sliding-plug door system. The anti-collision structure comprises a door body with two folio door leaves which can perform translational motion mutually, and further comprises a first restraining mechanism and a second restraining mechanism, wherein the first restraining mechanism is arranged above the side, close to a vehicle door frame, of the door body; the second restraining mechanism is arranged below the door body; when the door body is closed, the first restraining mechanism connects the door body to the vehicle door frame, while when the door body is opened, the first restraining mechanism separates the door body from the vehicle door frame; and the second restraining mechanism always connects the door body to the vehicle body frame. By adoption of the anti-collision structure, not only can the door body be prevented from being opened due to a collision when being closed and can the rigidity and strength of the door body be improved, but also the door body can be guided and restrained in a multi-point manner when being opened and closed, so that smooth opening/closing action can be realized, vertical column mechanisms on the two sides of the door body are eliminated, and then the interior space of a road vehicle is larger.
Description
Technical field
The present invention relates to a kind of vehicle sliding plug door, particularly relate to the anti-collision structure of a kind of vehicle sliding plug door.
Background technology
Generally being fitted with stopping sliding door on the oversize vehicles such as rolling stock, railcar and public transport big bus, particularly on rolling stock at a high speed, the application of stopping sliding door is even more important.Stopping sliding door is the door form making the outer surface of stopping sliding door consistent with the outer surface of car body when closing and importing and exporting.According to this stopping sliding door, it is possible to reduce the noise such as air drag, wind noise.
As shown in Figure 1, there is shown two mutually orthogonal directions of X and Y, this figure is the closed mode of stopping sliding door, now stopping sliding door 1 ' is concordant with car body 2 ', under the driving of drive system, stopping sliding door 1 ' is first displaced outwardly certain distance along Y-direction, moves to distance car body outer surface about 15cm place, then stopping sliding door 1 ' moves in X direction, it is achieved open the door.As in figure 2 it is shown, door closing procedure reverse operating, first along X to movement, then move inward until stopping sliding door 1 ' door body and car body flush with outer surface, door-closing in-place along Y-direction.And it is additionally provided with sealing joint strip 3 ' between the door body of stopping sliding door or between door body and car body and plays better seal effect.
As shown in Figure 3, for adopting the basic structure of the stopping sliding door of this motion mode, particularly in the stopping sliding door of road vehicle, this structure widely used, it is positioned at first connector 4 ' one end above stopping sliding door and column 5 ' upper end connect and be fixedly connected on car body pedestal simultaneously, Y-direction travel mechanism 6 ' on the connector 4 ' other end and stopping sliding door connects, and is connected to and takes door frame 9 ' in Y-direction travel mechanism 6 ', takes door frame 9 ' and fixes with stopping sliding door 1 ' and be connected；The one end and the column 5 ' lower end that are positioned at the second connector 7 ' below stopping sliding door are connected and fixed on car body bottom base, and the other end of the second connector 7 ' is equipped with roller 8 ', and this roller 8 ' can move in the lower guideway 31 ' of stopping sliding door 3 '.
The stopping sliding door of this kind of structure is in door opening process, door leaf is driven first to be displaced outwardly along Y-direction travel mechanism 6 ' by the door frame 9 ' of taking being connected with drive mechanism, now, second connector 7 ' of column 5 ' lower end rotates along with column 5 ', after door leaf moves to distance car body surface one segment distance, being become X to motion from Y-direction motion, the roller 8 ' on the second connector 7 ' of lower end is mobile in door body lower guideway 31 ' simultaneously；In door closing procedure, reverse with upper-part motion mode.This kind of structure is widely used at present in public transit vehicle sliding plug door system.
The stopping sliding door of this kind of structure, has as a drawback that, car body doorframe two heel post 5 ' takies interior space, easily meets passenger, there is insecurity during rotation；And two column 5 ' constitutional detail quantity are more, structure is complicated, adds the weight of whole door system；During car door door-closing in-place, car body doorframe two heel post only plays interconnection function, does not increase locking reliability during door-closing in-place, and therefore door is when closed, it is easy to is subject to passenger and clashes into and deform and open.
Summary of the invention
The technical problem to be solved provides one save interior space and can lock car door under closing door state, it is prevented that car door is squeezed, increases the locking reliability of car door and the anti-collision structure for road vehicle sliding plug door system of car door rigidity by passenger.
nullThis invention address that the technical scheme that above-mentioned technical problem adopts is: a kind of anti-collision structure for road vehicle sliding plug door system，Door body including the two mutual translation side-by-sides of fan，Described door body above through take door frame connect and the X direction guiding rail that the width of door body extends in the same direction and the Y-direction guide rail vertical with door body place plane，And move along described X direction guiding rail and Y-direction guide rail under the driving of driving device，Described Y-direction guide rail and X direction guiding rail are fixedly attached on car body doorframe by support，It is characterized in that: also include the first constraint mechanism being located at door body above the side of car body doorframe，It is located at the second constraint mechanism of the lower section of door body，Described first constraint mechanism connects door body and car body doorframe when door body is closed，Described door body and car body doorframe is separated when door body is opened，Described second constraint mechanism connects described door body and car body doorframe all the time.
Preferably, described first constraint mechanism includes the first connecting device being fixed on car body doorframe and the second connecting device being fixed in door body, and described first connecting device and the second connecting device are connected with each other when door body is closed, along with opening of door body is separated from each other.
In order to not interfere with the motion of car door, described first connecting device includes the fixture block fixed with car body doorframe, the described second connecting device draw-in groove that to include being fixed in door body horizontal-extending, described draw-in groove all tilts with the width of door body and the direction vertical with door body place plane, and the both ends open of described draw-in groove, when door body is closed, fixture block moves into from one end of described draw-in groove and is positioned at described draw-in groove, when described door body is opened, described fixture block removes described draw-in groove from one end of described draw-in groove.
Preferably, this first connecting device includes the connecting plate fixed with car body doorframe, and fixes the connection axle being connected transverse direction towards door body extension with connecting plate, and described fixture block is fixed on the outboard end of described connection axle；
This second connecting device includes fixing the horizontal-extending connecting portion being connected with door body, and described draw-in groove is positioned on described connecting portion.
In order to close the Y-direction motion of limit door body in door body, described draw-in groove includes the baffle plate setting up and down being positioned at described connecting portion outboard end, the above-below direction of described fixture block be sized larger than described connection axle, described baffle plate is stuck in described fixture block outside the side of described connection axle.
In order to make the motion of door body more have guidance quality, described second constraint mechanism includes the first connector being fixed on car body doorframe and the second connector being fixed in door body, and this first connector and the second connector connect all the time.
Preferably, described first connector includes the connector fixing with car body, and the axle that to be positioned on connector setting up and down, described axle is cased with lower connecting lever, one end of described lower connecting lever is placed on axle and can rotate around this axle, the other end of described lower connecting lever is provided with roller, and described second connector includes the guide rail being located in door body along its width horizontal expansion, and described roller matches with described guide rail and along described guide rail movement.
Preferably, described roller includes multiple, lays respectively in guide rail and outside guide rail.
In order to pin door body in door body bottom when door body is closed, also include the locking mechanism being located at door body bottom, described locking mechanism locks described door body and the threshold on car body when door body is closed, described locking mechanism includes the latch arranged downwards being positioned at the bottom of two fan door body opposite sides, and it being positioned at the skewed slot that when closing, the position of latch is corresponding on the horizontally disposed threshold of car body with door body, described skewed slot is all obliquely installed with the width of door body and the direction vertical with door body place plane.
Preferably, the angle between described skewed slot and the width of door body is 30 °-45 °.
Compared with prior art, it is an advantage of the current invention that the anti-collision structure for road vehicle sliding plug door system of the present invention, not only simple in construction, easy and simple to handle, and when being able to ensure that car door and door-closing in-place in switch gate process, prevent car door from being squeezed by passenger, increase door device locking reliability and increase car door rigidity.
Accompanying drawing explanation
Fig. 1 is the closed mode schematic diagram of stopping sliding door of the prior art.
Fig. 2 is the open mode schematic diagram of stopping sliding door of the prior art.
Fig. 3 is the structural representation of road vehicle sliding plug door system of the prior art.
Fig. 4 is the schematic diagram of the anticollision machine structure for road vehicle sliding plug door system in the embodiment of the present invention.
Fig. 5 is the schematic diagram (half-open position of door body) of the anticollision machine structure for road vehicle sliding plug door system in the embodiment of the present invention.
Fig. 6 is the enlarged diagram of the part A in Fig. 4.
Fig. 7 is the top view of Fig. 6.
Fig. 8 is the schematic diagram of the locking mechanism of the anti-collision structure lower part for road vehicle sliding plug door system in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As Figure 4-8, for the anti-collision structure for road vehicle sliding plug door system in the embodiment of the present invention, door body 1 including the two mutual translation side-by-sides of fan, described door body 1 be connected on the X direction guiding rail 31 that the width with door body 1 extends in the same direction above through taking door frame 2, the two ends of this X direction guiding rail 31 are respectively arranged on the Y-direction guide rail 32 vertical with door body 1 place plane, described Y-direction guide rail 32 is connected on the car body doorframe of road vehicle by support 33, and this X direction guiding rail 31 is vertical with Y-direction guide rail 32.This is taken door frame 2 and is connected to driving mechanism, and drives two fan door body 1 to move along X direction guiding rail 31 and Y-direction guide rail 32 simultaneously, it is achieved the on-off action of stopping sliding door as shown in Figure 1, 2.Door body 1 is when opening, first carry out the motion of the X-direction of Y-direction and a part, therefore track when door body 1 is just opened is an oblique line, shown in dotted line d1 section in Fig. 7, Deng X direction guiding rail 31 along Y-direction guide rail 32 move to outermost time, door body 1 will continue to motion in X direction and opens, shown in the dotted line d2 section in Fig. 7.Under open mode or closed mode, driving mechanism can stop and locking making door body 1 be maintained at the state closed the door or open the door.This X-direction is the width of door body, and Y-direction is the direction vertical with door body place plane.
Such as Fig. 4, 5, 6, shown in 7, this anti-collision structure includes being positioned at above the outside of body 1, i.e. the first constraint mechanism of the top of the side on car body doorframe, this first constraint mechanism is that two fan door body sides are respectively provided with one, this first constraint mechanism connects door body and car body doorframe when door body is closed, described door body and car body doorframe is separated when door body is opened, this first constraint mechanism locks door body 1 and car body doorframe when door body 1 is closed, this first constraint mechanism includes the first connecting device 41 being fixed on car body doorframe and the second connecting device 42 being fixed in door body 1.This first connecting device 41 and the second connecting device 42 are connected with each other constraint door body when door body 1 is closed, and are separated from each other along with door body 1 is opened.Preferably, as shown in Figure 4,5, 6, this first connecting device 41 includes the connecting plate 411 fixed with car body doorframe, and fix, with connecting plate 411, the connection axle 412 being connected transverse direction towards door body 1 extension, and it being fixed on the fixture block 413 extended up and down of the outboard end of described connection axle 412, this fixture block 413 is as it can be seen, be the fixture block of a circle, the fixture block of this circle has less contact area, is beneficial to the connection between the first connecting device 41 with the second connecting device 42 and separates.The above-below direction of this fixture block 413 be sized larger than described connection axle 412.This second connecting device 42 includes being fixed in door body 1, including the horizontal-extending connecting portion 421 that be connected fixing with door body 1, and it is positioned at the outboard end of connecting portion 421, the horizontally disposed draw-in groove 422 engaged with described fixture block 413, this draw-in groove 422 includes the baffle plate 423 setting up and down being positioned at described connecting portion 421 outboard end, when door body 1 is closed, fixture block 413 is positioned at described draw-in groove 422, and this baffle plate 423 is stuck in described fixture block 413 outside the side of described connection axle 412.Making door body 1 be subject to Y-direction, the constraint in namely perpendicular with door body 1 place plane direction, even if there being passenger to clash into door body 1, this door body 1 is also due to the constraint of this first constraint mechanism is without opening.This draw-in groove 422 and door body 1 are obliquely installed, and namely this draw-in groove 422 and door body 1 are identical at the movement locus just starting opening, and shown in the dotted line d1 section in Fig. 7, this draw-in groove 422 is for all to tilt with X-direction and Y-direction.And the both ends open of this draw-in groove 422, fixture block 413 can be removed from draw-in groove 422 two ends smoothly, therefore, closedown along with door body 1, this draw-in groove 422 can move so that fixture block 413 snaps in from its medial extremity, when door body is opened, draw-in groove 422 can along with the motion of door body 1 so that fixture block 413 is deviate from from its medial extremity.
This anti-collision structure also includes the second constraint mechanism being positioned at below door body 1, this second constraint mechanism is also be respectively provided with one below two fan door body, this second constraint mechanism connects described door body and car body doorframe all the time, this second constraint mechanism includes the first connector 51 being fixed on car body doorframe and the second connector 52 being fixed in door body 1, and this first connector 51 and the second connector 52 connect all the time.This first connector 51 includes the connector 511 fixing with car body, and it is positioned at axle 512 setting up and down on connector 511, described axle 512 is cased with lower connecting lever 513, one end of described lower connecting lever 513 is placed on axle 512 and can rotate around this axle 512, the other end of described lower connecting lever 513 is provided with roller 514, described second connector 52 includes being located in door body 1, guide rail 521 along its width horizontal expansion, this roller 514 includes multiple, lay respectively in guide rail 521 and outside guide rail 521, and can move along guide rail 521.When door body 1 is opened, roller 514 moves along guide rail 521, and drives lower connecting lever 513 to rotate around axle 512, when door body 1 is closed, reverse movement occurs.
This anti-collision structure also includes the locking mechanism of two fan door body bottoms, described locking mechanism locks described door body and the threshold on car body when door body is closed, this locking mechanism includes being positioned at the bottom of two fan door body 1 opposite sides, the latch 61 arranged downwards, and it is positioned at the skewed slot that when closing, the position of latch 61 is corresponding 62 at threshold 100 place of car body with door body 1, this skewed slot 62 is tilt towards doorframe both sides to car from car, initial motion track when namely opening with door body 1, namely in Fig. 7, the direction shown in dotted line d1 extends in the same direction.Therefore, this skewed slot 62 and latch 61 also function to the effect that prevents door body 1 stress when closed from opening.Because passenger inside the vehicle generally clashes into the power of door body is both along Y-direction, and this skewed slot 62 extends along the direction all tilted with X and Y-direction so that the bottom of door body 1 can stress will not be opened.
Preferably, this skewed slot 62 and X to angle be 30 °-45 °, the angle between above-mentioned draw-in groove 422 and X-direction is also 30 °-45 °.This X-direction is the width of door body 1, and Y-direction is the direction vertical with door body place plane.
The anti-collision structure for road vehicle sliding plug door system of the present invention, not only on the basis of the locking mechanism of traditional door body 1, with the addition of constraint mechanism and locking mechanism, respectively the first constraint mechanism of the top between this door body and car body doorframe, second constraint mechanism of lower section and the latch of door body opposite side and skewed slot, prevent from door body to be impacted when being not only able to so that closing of the door to open, improve rigidity and the intensity of door body, and can prevent from causing the injury of passenger, and make door body play guiding and the constraint of multiple spot in enabling and door closing procedure, it is capable of the steady of action, and this structure eliminates the column agency of door body both sides, make the space in car bigger, and injury when also Shangdi protects passenger not by switch gate more.
Although the preferred embodiments of the present invention described in detail above, it is to be clearly understood that for a person skilled in the art, the present invention can have various modifications and variations.All make within the spirit and principles in the present invention any amendment, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
- null1. the anti-collision structure for road vehicle sliding plug door system，Door body (1) including the two mutual translation side-by-sides of fan，Described door body (1) above through take door frame (2) connect and the X direction guiding rail (31) that the width of door body (1) extends in the same direction and the Y-direction guide rail (32) vertical with door body (1) place plane，And it is mobile along described X direction guiding rail (31) and Y-direction guide rail (32) under the driving of driving device，Described Y-direction guide rail (32) and X direction guiding rail (31) are fixedly attached on car body doorframe by support (33)，It is characterized in that: also include the first constraint mechanism being located at door body (1) above the side of car body doorframe，It is located at the second constraint mechanism of the lower section of door body (1)，Described first constraint mechanism connects door body (1) and car body doorframe when door body (1) is closed，Described door body (1) and car body doorframe is separated when door body (1) is opened，Described second constraint mechanism connects described door body (2) and car body doorframe all the time.
- 2. the anti-collision structure for road vehicle sliding plug door system as claimed in claim 1, it is characterized in that: described first constraint mechanism includes the first connecting device (41) being fixed on car body doorframe and the second connecting device (42) being fixed in door body (1), described first connecting device (41) and the second connecting device (42) are connected with each other when door body (1) is closed, along with opening of door body (1) is separated from each other.
- 3. the anti-collision structure for road vehicle sliding plug door system as claimed in claim 2, it is characterized in that: described first connecting device (41) includes the fixture block (413) fixed with car body doorframe, described second connecting device (42) includes being fixed on the upper horizontal-extending draw-in groove (422) of door body (1), described draw-in groove (422) all tilts with the width of door body (1) and the direction vertical with door body (1) place plane, and the both ends open of described draw-in groove (422), when door body (1) is closed, fixture block (413) moves into from one end of described draw-in groove (422) and is positioned at described draw-in groove (422), when described door body (1) is opened, described fixture block (413) removes described draw-in groove (422) from one end of described draw-in groove (422).
- 4. the anti-collision structure for road vehicle sliding plug door system as claimed in claim 3, it is characterized in that: this first connecting device (41) includes the connecting plate (411) fixed with car body doorframe, and fixing with connecting plate (411) being connected the connection axle (412) that transverse direction extends towards door body (1), described fixture block (413) is fixed on the outboard end of described connection axle (412)；This second connecting device (42) includes the horizontal-extending connecting portion (421) that be connected fixing with door body (1), and described draw-in groove (422) is positioned on described connecting portion (421).
- 5. the anti-collision structure for road vehicle sliding plug door system as claimed in claim 4, it is characterized in that: described draw-in groove (422) includes being positioned at the baffle plate setting up and down (423) of described connecting portion (421) outboard end, the above-below direction of described fixture block (413) be sized larger than described connection axle (412), described baffle plate (423) be stuck in described fixture block (413) near described connection axle (412) side outside.
- 6. the anti-collision structure for road vehicle sliding plug door system as claimed in claim 1, it is characterized in that: described second constraint mechanism includes the first connector (51) being fixed on car body doorframe and the second connector (52) being fixed in door body (1), and this first connector (51) and the second connector (52) connect all the time.
- 7. the anti-collision structure for road vehicle sliding plug door system as claimed in claim 6, it is characterized in that: described first connector (51) includes the connector (511) fixing with car body, and it is positioned at the upper axle (512) setting up and down of connector (511), described axle (512) is cased with lower connecting lever (513), one end of described lower connecting lever (513) is placed on axle (512) and above and can rotate around this axle (512), the other end of described lower connecting lever (513) is provided with roller (514), described second connector (52) includes the guide rail (521) being located in door body (1) along its width horizontal expansion, described roller (514) matches with described guide rail (521) and moves along described guide rail (521).
- 8. the anti-collision structure for road vehicle sliding plug door system as claimed in claim 7, it is characterised in that: described roller (514) includes multiple, lays respectively at guide rail (521) interior with guide rail (521) outward.
- 9. the anti-collision structure for road vehicle sliding plug door system as claimed in claim 1, it is characterized in that: also include being located at the locking mechanism of door body (1) bottom, described locking mechanism locks described door body (2) and the threshold (100) on car body when door body (2) is closed, described locking mechanism includes the latch (61) arranged downwards being positioned at the bottom of two fan door body (1) opposite sides, and it is positioned at the skewed slot (62) that when closing, the position of latch (61) is corresponding on the horizontally disposed threshold (100) of car body with door body (1), described skewed slot (62) is all obliquely installed with the width of door body (1) and the direction vertical with door body (1) place plane.
- 10. the anti-collision structure for road vehicle sliding plug door system as claimed in claim 9, it is characterised in that: the angle between the width of described skewed slot (62) and door body (1) is 30 °-45 °.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610064727.5A CN105735795A (en) | 2016-01-29 | 2016-01-29 | Anti-collision structure for road vehicle sliding-plug door system |
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| CN201610064727.5A CN105735795A (en) | 2016-01-29 | 2016-01-29 | Anti-collision structure for road vehicle sliding-plug door system |
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| CN105735795A true CN105735795A (en) | 2016-07-06 |
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Cited By (6)
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| CN107672425A (en) * | 2017-08-31 | 2018-02-09 | 金勇� | Small-sized automatic passenger car |
| CN108661497A (en) * | 2017-03-31 | 2018-10-16 | 比亚迪股份有限公司 | Stopping sliding door, rail vehicle and Rail Transit System with it |
| WO2019062826A1 (en) * | 2017-09-29 | 2019-04-04 | Ife-威奥轨道车辆门系统（青岛）有限公司 | Vehicle door system for rail vehicle and rail vehicle |
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| CN113756698A (en) * | 2021-09-17 | 2021-12-07 | 北京机科国创轻量化科学研究院有限公司 | Sealing door suitable for dieless casting precision forming machine |
| WO2021253469A1 (en) * | 2020-06-17 | 2021-12-23 | 江苏三京机电设备有限公司 | Cross-shaped sliding door carrying rack for sliding plug door |
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| CN108661497B (en) * | 2017-03-31 | 2020-08-07 | 比亚迪股份有限公司 | Sliding plug door, rail vehicle with same and rail transit system |
| CN107672425A (en) * | 2017-08-31 | 2018-02-09 | 金勇� | Small-sized automatic passenger car |
| WO2019062826A1 (en) * | 2017-09-29 | 2019-04-04 | Ife-威奥轨道车辆门系统（青岛）有限公司 | Vehicle door system for rail vehicle and rail vehicle |
| WO2021253469A1 (en) * | 2020-06-17 | 2021-12-23 | 江苏三京机电设备有限公司 | Cross-shaped sliding door carrying rack for sliding plug door |
| CN111775987A (en) * | 2020-06-24 | 2020-10-16 | 中车长春轨道客车股份有限公司 | Integrated structure on constant-section A-shaped stainless steel railway vehicle sliding plug door system door |
| CN113756698A (en) * | 2021-09-17 | 2021-12-07 | 北京机科国创轻量化科学研究院有限公司 | Sealing door suitable for dieless casting precision forming machine |
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Address after: 315021 Zhejiang province Ningbo City Yongjiang Industrial Park No. 138 vibration Yonglu Applicant after: NINGBO CRRC TIMES SENSING TECHNOLOGY CO., LTD. Address before: 315021 Zhejiang province Ningbo City Yongjiang Industrial Park No. 138 vibration Yonglu Applicant before: Ningbo CSR Times Transducer Technique Co., Ltd. |
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Application publication date: 20160706 |