CN104149802A - Door drive mechanism installation device of passenger train and passenger train - Google Patents
Door drive mechanism installation device of passenger train and passenger train Download PDFInfo
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- CN104149802A CN104149802A CN201410415127.XA CN201410415127A CN104149802A CN 104149802 A CN104149802 A CN 104149802A CN 201410415127 A CN201410415127 A CN 201410415127A CN 104149802 A CN104149802 A CN 104149802A
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- supporter
- drive mechanism
- passenger train
- roof
- door drive
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- 238000009434 installation Methods 0.000 title abstract description 26
- 239000000725 suspension Substances 0.000 abstract 2
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001274660 Modulus Species 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention provides a door drive mechanism installation device of a passenger train and the passenger train. The door drive mechanism installation device of the passenger train comprises a drive mechanism. The drive mechanism comprises a connecting frame and an installation rack, wherein the connecting frame is used for being fixedly connected to roof suspension fittings, the installation rack is used for driving a built-in door to be opened and closed, the connecting frame and the installation rack are in hinged connection, and the connecting frame is used for fixing the drive mechanism on a passenger train body. The door drive mechanism installation device further comprises an installation assembly arranged on one side of the drive mechanism; the installation assembly comprises a vertically arranged first support and a horizontally protruding second support; the top end of the first support is fixedly connected to the roof suspension fittings, and the tail end of the second support abuts against the side face, facing the installation assembly, of the installation rack. According to the door drive mechanism installation device of the passenger train, the drive mechanism is prevented from tilting towards the inner side of the passenger train body along an articulated shaft during installation, the plumbness of the drive mechanism is guaranteed, and therefore the installation of the built-in door is accurate.
Description
Technical field
The present invention relates to the installing area of passenger train car door, relate in particular to a kind of passenger train door drive mechanism erecting device and passenger train.
Background technology
On existing railroad car bodywork, hidden door is installed, hidden door is connected with driver train by linkage, and driver train is arranged in the upper rail of described passenger train, thereby driver train slides drive, hidden door opens and closes.Wherein the installation particularity of driver train can directly affect the safety performance of hidden door.
In the prior art, the installation of hidden door driver train does not have special production tooling, relies on artificial installation completely.Hidden door driver train comprises being spirally connected and is arranged on roof and hangs the erecting frame on code, and with erecting frame link span hinged, for driving hidden door to open and close; Because erecting frame and link span adopt the form that is articulated and connected, when hidden door is installed, driver train can be because the reason of self gravitation be rotated, and driver train is difficult to guarantee vertical, so installation process is very difficult.Existing installation process is, first need the rotation that limits driver train to make it vertical, when next measures the distance of shaft center and top of railway carriage lower edge, adopt ruler to prop up axle drive shaft external diameter, then with box chi, measure the distance of top of railway carriage lower edge and ruler, finally according to above-mentioned distance, carry out the installation of hidden door.
Driver train in adjustment dimension process is installed and because self gravitation reason is random, is rotated and be difficult to keep plumbness, integral installation error is very large, and the length that expends time in.
Summary of the invention
The invention provides a kind of passenger train door drive mechanism erecting device and passenger train, for guaranteeing the at right angle setting of driver train, thus the accurately installation of hidden door.
The invention provides a kind of passenger train door drive mechanism erecting device, comprise a driver train, described driver train comprises for being fixedly connected on roof and hangs link span on code and the erecting frame for driving hidden door to open and close, described link span and erecting frame are articulated and connected, and described link span is for being fixed on railroad car bodywork by driver train; Also comprise the fabricated section that is arranged on described driver train one side;
Described fabricated section comprises the first supporter of vertical setting, and the second supporter of stretching out of level; The top of described the first supporter is fixedly connected on described roof and hangs code above, and the end of described the second supporter is supported the side towards described fabricated section at described erecting frame.
The present invention also provides a kind of passenger train, comprises that the roof that is fixedly installed on car body top hangs code, also comprises described passenger train door drive mechanism erecting device,
Described roof hangs code and is welded on the roof of passenger car body, and described roof hangs code and has vertical plane and horizontal surface, and described vertical plane is perpendicular to car body floor, and described horizontal surface is parallel to car body floor;
Described driver train by the 3rd bolt be spirally connected be fixed on described roof hang code horizontal surface on;
Described fabricated section by described the first supporter be fixed on described roof hang code vertical plane on, the erecting frame of described the second supporter and described driver train is supported.
Passenger train door drive mechanism erecting device provided by the invention, the second supporter stretching out by the first supporter vertical in fabricated section and level are set, and prop up erecting frame with the second supporter, while preventing from installing, along jointed shaft to railroad car bodywork, inner side tilts driver train, guaranteed the vertical of driver train, thus the accurately installation of hidden door.Passenger train provided by the invention, the second supporter stretching out by hang the first supporter vertical in fabricated section being set on code and level at roof, and prop up erecting frame with the second supporter, inner side tilts along jointed shaft to railroad car bodywork to prevent driver train, guaranteed the vertical of driver train in passenger train, the accurately installation of hidden door, has ensured the safety performance of passenger train.
Accompanying drawing explanation
Fig. 1 is the schematic side view of passenger train door drive mechanism erecting device of the present invention;
Fig. 2 is the structural representation of passenger train door drive mechanism erecting device fabricated section of the present invention;
Fig. 3 is the structural representation of passenger train door drive mechanism erecting device of the present invention the first supporter and the second supporter;
Fig. 4 is the front view of Fig. 3;
Fig. 5 is the structural representation of the elasticity ejector pin of passenger train door drive mechanism erecting device of the present invention;
Fig. 6 is the measurement mechanism schematic diagram of passenger train door drive mechanism erecting device of the present invention;
Reference numeral:
1: roof hangs code; 101: roof hangs the vertical surface of code; 102: roof hangs the horizontal surface of code;
2: driver train; 201: link span; 202: erecting frame;
203: axle drive shaft; 3: fabricated section; 31: the first supporters;
311: crossbeam; 312: strut bar; 313: the first through holes;
32: the second supporters; 321: the second through holes; 34: elasticity ejector pin;
341: shank; 342: elastic component; 3401: plunger;
3402: pin portion; 35: pad; 36: the second bolts;
4:V type magnet; 401: edge, lower-left; 402: edge, bottom right;
5: spirit level; 6: scale graduation.
The specific embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is described in detail.Fig. 1 is the schematic side view of passenger train door drive mechanism erecting device of the present invention; Fig. 2 is the structural representation of passenger train door drive mechanism erecting device fabricated section of the present invention; Please refer to Fig. 1, Fig. 2, the passenger train door drive mechanism erecting device that the embodiment of the present invention provides, comprise a driver train 2, driver train 2 comprises for being fixedly connected on roof and hangs link span 201 and the erecting frame 202 for drive hidden door open and close of code on 1, link span 201 and erecting frame 202 are articulated and connected, and link span 201 is for being fixed on railroad car bodywork by driver train 2; Also comprise the fabricated section 3 that is arranged on described driver train 2 one sides; Fabricated section 3 comprises the first supporter 31 of vertical setting, and the second supporter 32 of stretching out of level; The top of described the first supporter 31 is fixedly connected on described roof and hangs on code 1, and the end of the second supporter 32 is supported the side towards described fabricated section 3 at erecting frame 202.
Particularly, roof hangs code 1 and can be fixedly mounted on top of railway carriage, driver train 2 has the both side surface that is parallel to link span 201 and the hinged jointed shaft of erecting frame 202, fabricated section is positioned at erecting frame near a side of axle drive shaft, and it is parallel with jointed shaft at erecting frame 202 and towards the side of described fabricated section 3 that the end of the second supporter 32 is supported.
In the present embodiment, the second supporter 32 stretching out by the first supporter vertical in fabricated section 3 and level are set, with the second supporter, prop up erecting frame 202, prevent driver train 2 inner side inclination along jointed shaft to railroad car bodywork when mounted, guaranteed the vertical of driver train, thus the accurately installation of hidden door.
In the present embodiment, optional, the second supporter 32 can be hollow column, is provided with for supporting the elasticity ejector pin 34 on described erecting frame 202 sides in the internal cavities of the second supporter 32.Particularly, erecting frame 202 sides refer to erecting frame near a side of axle drive shaft, elasticity ejector pin 34 is supported the side near axle drive shaft 203 at erecting frame 202, can limit the rotation of driver train 2, and because elasticity ejector pin 34 can compress to a certain extent in the horizontal direction or extend, therefore can adjust driver train 2 and hang the level attitude on code 1 at roof.
Elasticity ejector pin 34 comprises shank 341 and elastic component 342, and shank 341 is arranged in the second supporter 32 internal cavities, and elastic component 342 can be pressed between shank 341 and the second supporter 32 internal cavities walls.Wherein, elastic component 342 can be column spring, the bottom that column spring can sheathed shank 341, and the bottom of column spring is supported in the second supporter 32 internal cavities walls bottoms.When elastic component 342 is flexible, with the second supporter 32 internal cavities sidewall friction, avoided shank 341 when movement and the friction of the second supporter 32 internal cavities walls, shank 341 and the second supporter 32 internal cavities walls have been protected.
Fig. 3 is the structural representation of passenger train door drive mechanism erecting device the first supporter 31 of the present invention and the second supporter 32, the front view that Fig. 4 is Fig. 3;
Refer to Fig. 3, Fig. 4, in the present embodiment, the first supporter 31 comprises two strut bars 312 that vertically extend, and the crossbeam 311 that is connected to two strut bar 312 tops; The bottom of each strut bar 312 is fixedly installed respectively shaft-like described the second supporter 32, and described the second supporter 32 bearing of trends are perpendicular to described the first supporter 31.
Wherein, two strut bars 312 that vertically extend are respectively the first strut bar and the second strut bar, the first strut bar and the second strut bar can be symmetrically distributed about the line of centers of crossbeam 311, the shape of the first supporter 31 can be the U-shaped structure shown in Fig. 2, but can be also the structure of other shapes.The first supporter 31 can comprise the strut bar 312 of plural vertical extension, in this no limit, and what the present embodiment provided is only preferred construction, and when strut bar 312 quantity are two, fabricated section does not waste material and structure is more stable.
In the present embodiment, optional, roof hangs code and has a vertical plane, and crossbeam 311 is spirally connected and is fixed on roof and hangs code upper 1 by the first bolt.Crossbeam 311 can have one first through hole 313, the first bolts by the first through hole 313 by crossbeam 311 be fixed on roof hang code 1 on.Roof hangs code and has a vertical plane, with a horizontal surface, vertical plane and crossbeam 311 fit tightly, and use nut that crossbeam 311 is fixing, roof hangs on code 1 vertical plane position that can corresponding the first through hole third through-hole is set, and makes the first bolt crossbeam 311 is fixed on to roof together with platy structure by third through-hole and hangs on code 1.
Fig. 5 is the structural representation of the elasticity ejector pin of passenger train door drive mechanism erecting device of the present invention, refer to Fig. 5, shank 341 has for the plunger 3401 with erecting frame 202 1 side close contacts, contact surface when plunger 3401 is supported with erecting frame 202 can be circular or oval-shaped plane, area of contact is large, makes the stability of fabricated section better.
In the present embodiment, shank 341 also has pin portion 3402.Elastic component is wrapped in pin portion 3402 outsides of shank 341.Optionally, the second supporter 32 is fixedly located in the strut bar 312 of described the first supporter 31; Plunger 3401 is in the form of annular discs, and plunger 3401 edges stretch out shank 341 peripheries.Wherein, please refer to Fig. 1, Fig. 2, when the second supporter 32 internal cavities do not run through the first supporter 31, can make elastic component 342 be wrapped in shank 341 outsides, and extend to shank 341 tail ends, when erecting frame 202 rotates extruding shank 341, elasticity ejector pin 34 moves to the tail end of the second supporter 32, because contacting, the rear wall of elastic component 342 and the second supporter 32 internal cavities is squeezed, thereby stoped the rotation of erecting frame 202, and avoided the directly rear wall of contact the second supporter 32 internal cavities of shank 341, rear wall to shank 341 or the second supporter 32 internal cavities causes damage.
When the second supporter 32 internal cavities run through described the first supporter 31 vertically, can also deviate from described erecting frame 202 at the second supporter is provided with pad 35, the second bolts 36 and through pad 35, is screwed onto the tail end of the shank 34 that is positioned at the second supporter 32 internal cavities.
Particularly, corresponding the second supporter 32 internal cavities positions of the first supporter 31 have the second through hole 321 that runs through the first supporter 31, the second bolt 36 is connected with the elasticity ejector pin 34 through the second through hole 321 by pad 35, for when driver train 2 does not push elasticity ejector pin 34, the maximum position that restriction elasticity ejector pin 34 moves to driver train 2 directions.When fabricated section 3 is used, elasticity ejector pin 34 withstands erecting frame 202, make elastic component 342 in certain compressive state, when driver train 2 rotates to body inner side, driver train fabricated section 202 extruding elasticity ejector pins 34, elasticity ejector pin 34 and pad 35 and the second bolt 36 integral body are moved right, owing to plunger 3401 edges of elasticity ejector pin 34 stretching out shank 341 peripheries, after shank moves a certain distance, the plunger 3401 of elasticity ejector pin 34 can be stuck in the port of close driver train 2 one sides of the second supporter 32, realizes the rotation that stops driver train 2.When fabricated section 3 and driver train 2 are installed, by the isoparametric setting of relative position to the length of elastic component 342 elasticity moduluss, elasticity ejector pin 34 and driver train 2 and fabricated section 3, position when above-mentioned driver train 2 is stopped operating is adjusted into the upright position of driver train, because driver train 2 and the plunger 2401 that locks the close driver train 2 one side ports places of the second supporter 32 are supported, driver train 2 keeps vertical and cannot rotate like this; When driver train 2 is adjusted left while not pushing elasticity ejector pin 34, elasticity ejector pin 34 is subject to the tension force effect of the second supporter 32 internal cavities medi-springs to left movement, pad 35 is stuck in the second supporter 32 and deviates from the port of driver train one side, thereby has stoped elasticity ejector pin 34 to be deviate from from the second supporter 32 internal cavities.When driver train 2 is installed, the position that can hang slotted hole on code 1 at roof by adjustment link span 201 in horizontal direction is adjusted the installation site of driver train 2.The size adjusting of driver train 2 vertical direction can be by hanging between code 1 and add and subtract pad adjustment at link span 201 and roof.
In addition, in the cavity structure of the second supporter 32, can also be provided with a lining, make elasticity ejector pin flexible in lining, reduce the wearing and tearing to the cavity structure of the second supporter 32.Wherein, the connection mode of lining and described cavity structure is interference fit, and lining can also comprise a stepped hole, can limit better the maximum position that elasticity ejector pin 34 moves to driver train 2 directions, prevents from.
The embodiment of the present invention also provides a kind of passenger train, comprise that the roof that is fixedly installed on car body top hangs code 1, also comprise the passenger train door drive mechanism erecting device described in above-described embodiment, roof hangs code 1 and is welded on the roof of passenger car body, roof hangs code 1 and has vertical plane 101 and horizontal surface 102, described vertical plane 101 is perpendicular to car body floor, and described horizontal surface 102 is parallel to car body floor; Driver train 2 is spirally connected and is fixed on roof and hangs on code 1 horizontal surface 102 by the 3rd bolt; Fabricated section 3 is fixed on described roof by the first supporter 31 and hangs on code 1 vertical plane 101, and described the second supporter 32 is supported with the erecting frame 202 of described driver train 2.
The passenger train that the present embodiment provides, by hanging at roof, the second supporter 32 that the first supporter vertical in fabricated section 3 and level are stretched out is set on code, and prop up erecting frame 202 with the second supporter, inner side tilts along jointed shaft to railroad car bodywork to prevent driver train 2, guaranteed the vertical of driver train in passenger train, the accurately installation of hidden door, has ensured the safety performance of passenger train.
Fig. 6 is the measurement mechanism schematic diagram of passenger train door drive mechanism erecting device of the present invention, refers to Fig. 6, in the present embodiment, after definite driver train 2 at right angle settings, can to the distance on edge under built-in doorframe, measure axle drive shaft 203 center-points, measurement process is
First use a magnetic V block 4, magnetic V block 4 comprises upper and lower.The top of magnetic V block 4 is adsorbed on described axle drive shaft, is used for determining the center-point of described axle drive shaft 203; The bottom of magnetic V block 4 comprise lower-left along 401 and bottom right along 402; Bottom right is contour along 402 lower ends and described top of railway carriage lower edge, and lower-left is shorter than bottom right along 402 lower ends along 401 lower ends.Then scale graduation 5 zero lines are aimed to the roof lower edge of passenger train, along 402 lower ends, corresponding scale mark is that the center-point of axle drive shaft in driver train is apart from the distance of top of railway carriage lower edge in the bottom right of magnetic V block 4; Spirit level 6 is positioned over scale graduation top, for guaranteeing that described scale graduation is level.Just can measure thus shaft center point in the passenger train door drive mechanism erecting device of the present embodiment to the distance on edge under built-in doorframe, thereby guarantee follow-up accurate installation hidden door.
Finally it should be noted that: each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit above; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (9)
1. a passenger train door drive mechanism erecting device, comprise a driver train, described driver train comprises for being fixedly connected on roof and hangs link span on code and the erecting frame for driving hidden door to open and close, described link span and erecting frame are articulated and connected, and described link span is for being fixed on railroad car bodywork by driver train; It is characterized in that, also comprise the fabricated section that is arranged on described driver train one side;
Described fabricated section comprises the first supporter of vertical setting, and the second supporter of stretching out of level; The top of described the first supporter is fixedly connected on described roof and hangs code above, and the end of described the second supporter is supported the side towards described fabricated section at described erecting frame.
2. passenger train door drive mechanism erecting device according to claim 1, is characterized in that, described the first supporter comprises two strut bars that vertically extend, and the crossbeam that is connected to two described supporting bar tops; Described in each, the bottom of strut bar is fixedly installed respectively shaft-like described the second supporter, and described the second supporter bearing of trend is perpendicular to described the first supporter.
3. passenger train door drive mechanism erecting device according to claim 2, is characterized in that, described roof hangs code and has a vertical plane, and described crossbeam is spirally connected and is fixed on described roof and hangs on code by the first bolt.
4. passenger train door drive mechanism erecting device according to claim 1, it is characterized in that, described the second supporter is hollow column, is provided with for supporting the elasticity ejector pin on described erecting frame side in the internal cavities of described the second supporter.
5. passenger train door drive mechanism erecting device according to claim 4, it is characterized in that, described elasticity ejector pin comprises shank and elastic component, described shank is arranged in described the second supporter internal cavities, and described elastic component is pressed on described shank and described second and supports between interior internal cavities wall.
6. passenger train door drive mechanism erecting device according to claim 4, is characterized in that, described shank has for the plunger with described erecting frame one side close contact.
7. passenger train door drive mechanism erecting device according to claim 6, is characterized in that,
Described the second supporter is fixedly located in the strut bar of described the first supporter; Described plunger is in the form of annular discs, and described plunger edge stretches out described shank periphery.
8. passenger train door drive mechanism erecting device according to claim 7, is characterized in that, described the second supporter internal cavities runs through described the second supporter vertically; Described the second supporter deviates from described erecting frame and is provided with pad, and the second bolt is screwed onto the tail end of the described shank that is positioned at described the second supporter internal cavities through described pad.
9. a passenger train, comprises that the roof that is fixedly installed on car body top hangs code, it is characterized in that, also comprises the passenger train door drive mechanism erecting device as described in claim 1-8 any one,
Described roof hangs code and is welded on the roof of passenger car body, and described roof hangs code and has vertical plane and horizontal surface, and described vertical plane is perpendicular to car body floor, and described horizontal surface is parallel to car body floor;
Described driver train by the 3rd bolt be spirally connected be fixed on described roof hang code horizontal surface on;
Described fabricated section by described the first supporter be fixed on described roof hang code vertical plane on, the erecting frame of described the second supporter and described driver train is supported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410415127.XA CN104149802B (en) | 2014-08-21 | 2014-08-21 | Passenger train door drive mechanism erecting device and passenger train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410415127.XA CN104149802B (en) | 2014-08-21 | 2014-08-21 | Passenger train door drive mechanism erecting device and passenger train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104149802A true CN104149802A (en) | 2014-11-19 |
| CN104149802B CN104149802B (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410415127.XA Active CN104149802B (en) | 2014-08-21 | 2014-08-21 | Passenger train door drive mechanism erecting device and passenger train |
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| Country | Link |
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| CN (1) | CN104149802B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247029A (en) * | 2021-06-24 | 2021-08-13 | 中车长春轨道客车股份有限公司 | Vehicle body and subway vehicle with same |
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|---|---|---|---|---|
| ATE273156T1 (en) * | 2000-05-06 | 2004-08-15 | Bode Gmbh & Co Kg | SWIVEL SLIDING DOOR FOR VEHICLES FOR PASSENGER TRANSPORT |
| CN201198313Y (en) * | 2008-04-16 | 2009-02-25 | 南车四方机车车辆股份有限公司 | High-speed railway passenger car built-in side sliding door |
| JP4243564B2 (en) * | 2004-05-20 | 2009-03-25 | 天龍工業株式会社 | Cabin door opening and closing device |
| CN102001344A (en) * | 2010-11-01 | 2011-04-06 | 南京康尼机电股份有限公司 | Bearing driving mechanism of railway vehicle door system |
| CN201907515U (en) * | 2010-11-23 | 2011-07-27 | 南车南京浦镇车辆有限公司 | Installation structure of passenger train sliding-plug door |
| CN102678020A (en) * | 2011-03-17 | 2012-09-19 | 铁道部运输局 | Side sliding door of railway vehicle |
-
2014
- 2014-08-21 CN CN201410415127.XA patent/CN104149802B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE273156T1 (en) * | 2000-05-06 | 2004-08-15 | Bode Gmbh & Co Kg | SWIVEL SLIDING DOOR FOR VEHICLES FOR PASSENGER TRANSPORT |
| JP4243564B2 (en) * | 2004-05-20 | 2009-03-25 | 天龍工業株式会社 | Cabin door opening and closing device |
| CN201198313Y (en) * | 2008-04-16 | 2009-02-25 | 南车四方机车车辆股份有限公司 | High-speed railway passenger car built-in side sliding door |
| CN102001344A (en) * | 2010-11-01 | 2011-04-06 | 南京康尼机电股份有限公司 | Bearing driving mechanism of railway vehicle door system |
| CN201907515U (en) * | 2010-11-23 | 2011-07-27 | 南车南京浦镇车辆有限公司 | Installation structure of passenger train sliding-plug door |
| CN102678020A (en) * | 2011-03-17 | 2012-09-19 | 铁道部运输局 | Side sliding door of railway vehicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247029A (en) * | 2021-06-24 | 2021-08-13 | 中车长春轨道客车股份有限公司 | Vehicle body and subway vehicle with same |
| WO2022267255A1 (en) * | 2021-06-24 | 2022-12-29 | 中车长春轨道客车股份有限公司 | Vehicle body and subway vehicle having same |
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| Publication number | Publication date |
|---|---|
| CN104149802B (en) | 2016-07-13 |
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Address after: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory Patentee after: CRRC TANGSHAN CO., LTD. Address before: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory Patentee before: Tangshan Railway Carriage Co., Ltd. |