CN105599780B - Safety door and steel rail transport train group - Google Patents
Safety door and steel rail transport train group Download PDFInfo
- Publication number
- CN105599780B CN105599780B CN201510952998.XA CN201510952998A CN105599780B CN 105599780 B CN105599780 B CN 105599780B CN 201510952998 A CN201510952998 A CN 201510952998A CN 105599780 B CN105599780 B CN 105599780B
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- baffle
- door
- plate
- safety
- safety door
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D19/00—Door arrangements specially adapted for rail vehicles
- B61D19/001—Door arrangements specially adapted for rail vehicles for wagons or vans
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wing Frames And Configurations (AREA)
Abstract
A kind of safety door of present invention offer and steel rail transport train group,Safety door provided by the invention includes safety gate assemblies and baffle plate assembly,Safety gate assemblies include two door-hinges and two can be rotating around the door-plate of corresponding door-hinge rotation,Door-hinge is vertically arranged,Two door-plates are located between two door-hinges,To form split door,Baffle plate assembly includes first level shaft,Second horizontal rotating shaft,The first baffle that can be rotated around first level shaft and the second baffle that can be rotated around the second horizontal rotating shaft,Two baffles are arranged at the same side in line direction between two door-plates,When two baffles are vertical state,Two baffles are abutted against with two door-plates respectively,To prevent door-plate from being opened to baffle plate assembly direction,It is more convenient laborsaving to make safety door obtain closure or openness,Also increase the impact resistance of safety door in closed state,Improve the safety during rail transporting.
Description
Technical field
The present invention relates to machinery field more particularly to a kind of safety door and steel rail transport train groups.
Background technology
Steel rail transport train group is rail link construction and the important transportation tool of maintenance, be responsible for gapless line dress rail,
Transport, unload the task of rail and the recycling of old rail.
It is usually transported in steel rail transport train group and is equipped with safety door at the position at the both ends of rail, safety door is mainly used for following
Operating mode：Operating mode one is transport rail, and safety door should be at closed state at this time, fully locked to prevent under the operating mode rail to fail
Play impacts caused by vehicle group；Operating mode two is loading or unloading rail, and safety door must be opened completely at this time, not influence rail
Handling operation.
Existing safety door, the general steel plate larger using thickness is directly welded into box-structure, while safety door uses
Hinge structure realizes either on or off function, locking device is equipped in the lower part of safety door, to ensure that safety door is in closed form
State.
But existing safety door deposits structure bulky, rotation is opened inflexible problem and opened during loading and unloading steel rails carry
More difficulty is opened, the activity duration is wasted, seriously affects working efficiency.
Invention content
A kind of safety door of present invention offer and steel rail transport train group, are opened with solving the safety door in existing steel rail transport train group
The problem of opening and be closed difficulty, influencing operating efficiency.
The present invention provides a kind of safety door, including safety gate assemblies and baffle plate assembly；
Safety gate assemblies include two door-hinges and two can be rotating around the door-plate of corresponding door-hinge rotation, and door-hinge is along vertical side
To setting, two door-plates are located between two door-hinges, to form split door；
Baffle plate assembly includes first level shaft, the second horizontal rotating shaft, the first baffle that can be rotated around first level shaft
With the second baffle that can be rotated around the second horizontal rotating shaft, first level shaft is arranged in parallel with the second horizontal rotating shaft, and the first water
Line of the direction of flat turn axis and the second horizontal rotating shaft between two door-hinges is vertical, and first baffle is all provided with second baffle
The same side for setting the line direction between two door-plates, when first baffle and second baffle are vertical state, first baffle with
Second baffle is abutted against with two door-plates respectively, to prevent door-plate from being opened to baffle plate assembly direction.
Safety door provided by the invention includes：Safety gate assemblies and baffle plate assembly；Safety gate assemblies include two door-hinges with
And two door-plates that can be rotated rotating around corresponding door-hinge, door-hinge are vertically arranged, two door-plates are located between two door-hinges,
To form split door；Baffle plate assembly include first level shaft, the second horizontal rotating shaft, can be rotated around first level shaft
One baffle and the second baffle that can be rotated around the second horizontal rotating shaft, first level shaft are arranged in parallel with the second horizontal rotating shaft, and
Line of the direction of first level shaft and the second horizontal rotating shaft between two door-hinges is vertical, first baffle and second gear
Plate is arranged at the same side in line direction between two door-plates, when first baffle is vertical state with second baffle, first
Baffle is abutted against with two door-plates respectively with second baffle, to prevent door-plate from being opened to baffle plate assembly direction.It is provided by the invention
Safety door realizes rotarily opening and being closed for safe door board by the door-plate that two door-hinges are arranged and can be rotated around door-hinge,
Two baffles that can be rotated along horizontal rotating shaft are arranged in the same side in line direction between two door-plates simultaneously, when two baffles are
It when vertical state, can be abutted against with two door-plates, to prevent door-plate from being opened to baffle plate assembly direction, to improve safety door
Impact resistance, while also achieve safety door facilitates unlatching and closure, improves operating efficiency.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Some bright embodiments for those of ordinary skill in the art without having to pay creative labor, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram for the safety door that the embodiment of the present invention one provides；
Fig. 2 is the schematic top plan view for the safety door that the embodiment of the present invention one provides；
Fig. 3 is the structural schematic diagram of safety door provided by Embodiment 2 of the present invention；
Fig. 4 is the schematic top plan view of safety door provided by Embodiment 2 of the present invention；
Fig. 5 is the structural schematic diagram of card fixing component provided by Embodiment 2 of the present invention；
Fig. 6 is the structural schematic diagram of first baffle provided by Embodiment 2 of the present invention；
Fig. 7 is the structural schematic diagram of bolt provided by Embodiment 2 of the present invention.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Embodiment one
Fig. 1 is the structural schematic diagram for the safety door that the embodiment of the present invention one provides, and Fig. 2 is what the embodiment of the present invention one provided
The schematic top plan view of safety door, as shown in Fig. 1~Fig. 2, the present invention provides a kind of safety door, including safety gate assemblies and baffle group
Part；Safety gate assemblies include two door-hinges 1 and two door-plates 2 that can be rotated rotating around corresponding door-hinge 1, and door-hinge 1 is along vertical side
To setting, two door-plates 2 are located between two door-hinges 1, to form split door.
Specifically, above-mentioned two door-hinge 1 is separately positioned on the both sides of steel rail transport train group in the width direction, the bottom of door-hinge 1
Seat is fixedly connected with the vehicle body, such as can be spirally connected or be welded on the car body of steel rail transport train group, door-hinge 1 include shaft and
Axle sleeve, wherein shaft are fixedly connected with the pedestal of door-hinge, and axle sleeve is set in outside shaft, can be rotated around the shaft.
Above-mentioned two door-plate 2 is connect with two door-hinges 1 respectively, such as door-plate is fixedly connected with the axle sleeve of door-hinge 1 so that
Door-plate 2 can rotate around the axis, and realize unlatching and the closure of safety door.
Optionally, the edge distribution of door-plate 2 has doorframe, is used for protection door edges of boards edge, prevents from wearing, which specifically can be with
It is made of channel steel, the edge of door-plate 2 is caught in the groove of channel steel.
Optionally, multiple crossbeams can be also arranged in 2 inside of door-plate, and the intensity for reinforcing door-plate 2 improves the anti-impact of door-plate 2
Hit ability.
Further, the another side of above-mentioned doorframe can also be fixedly connected with connecting plate, and wherein connecting plate and axle sleeve is solid
Fixed connection so that door-plate 2 can be rotated around above-mentioned axle sleeve.Connecting plate is made of channel steel, and groove and the axle sleeve of channel steel are welded to connect,
So that axle sleeve is with connecting plate tool, there are two contact surfaces, to ensure securely to connect between door-hinge 1 and door-plate 2.
By the way that door-plate is connect with door-hinge so that door-plate can be rotated freely around door-hinge, realize safety door closure or openness
Function so that the closure or openness of safety door are more convenient laborsaving, reduce time, be conducive to improve working efficiency.
Further, baffle plate assembly 3 include first level shaft 31, the second horizontal rotating shaft 32, can be around first level shaft
The first baffle 33 of rotation and the second baffle 34 that can be rotated around the second horizontal rotating shaft, first level shaft 31 and the second level turn
Axis 32 is arranged in parallel, and line of the direction of first level shaft 31 and the second horizontal rotating shaft 32 between two door-hinges 1
Vertically, first baffle 33 and second baffle 34 are arranged at the same side in line direction between two door-plates 2, when first baffle 33
With second baffle 34 be vertical state when, first baffle 33 is abutted against with two door-plates 2 respectively with second baffle 34, to prevent door
Plate 2 is opened to 3 direction of baffle plate assembly.
Specifically, wherein first level shaft 31 and the second horizontal rotating shaft 32 company of fixation by way of fastener or welding
It connects on the car body.When first baffle 33 is turned to second baffle 34 rotating around first level shaft 31 and the second horizontal rotating shaft 32
When horizontal position, first baffle 33 should be less than the height of 2 lower edge of door-plate with the height of second baffle 34, so that door-plate can be suitable
Profit is opened towards 3 place side of baffle plate assembly, or is closed in the opposite direction.
The working condition of safety door can be divided into open state and closed state, wherein when safety door in the closure state,
The first baffle 33 of safety door and second baffle 34 are rotated rotating around first level shaft 31 and the second horizontal rotating shaft 32 to perpendicular
Straight position, at this time first baffle 33 abutted against respectively with two door-plates 2 with second baffle 34, to prevent door-plate 2 to two baffles
Direction is opened, and realizes the closure of safety door；When safety door needs to open, by by the first baffle 33 of safety door and the
Two baffles 34 are reversely rotated rotating around first level shaft 31 and the second horizontal rotating shaft 32 to horizontal position, make first baffle 33 with
Second baffle 34 is no longer abutted against with two door-plates 2, then by two door-plates 2 rotating around two door-hinges to 3 place side of baffle plate assembly
To rotation, to open safety door, safety door is made to be in open state.By the way that baffle plate assembly is arranged in the same side of two door-plates 2
3, the structural strength for improving safety door and the impact resistance under closed state make in steel rail transport train group transportational process
Safety higher.
Safety door provided in this embodiment setting there are two door-hinge, two can rotating around corresponding door-hinge rotation door-plate, the
One horizontal rotating shaft, the second horizontal rotating shaft, can around first level shaft rotate first baffle and can be rotated around the second horizontal rotating shaft
Second baffle, middle door-plate is rotated rotating around corresponding door-hinge, to realize unlatching and the closure of door-plate, when door-plate be in be closed
When state, first baffle and second baffle are rotated to vertical position, it is made to be connected to the same side of two door-plates, to prevent
Door-plate is opened to baffle direction, and when door-plate needs to open, first baffle and second baffle all rotated to horizontal position
It sets, so that door-plate is opened towards side where baffle, realizes the loading and unloading of rail, realize safety door facilitates unlatching, improves
The efficiency of operation, while also increasing the impact resistance of safety door.
Embodiment two
Fig. 3 is the structural schematic diagram of safety door provided by Embodiment 2 of the present invention；Fig. 4 is provided by Embodiment 2 of the present invention
The schematic top plan view of safety door, Fig. 5 is the structural schematic diagram of card fixing component provided by Embodiment 2 of the present invention, such as Fig. 3~Fig. 5 institutes
Show, on the basis of the above embodiment 1, safety door provided in this embodiment further includes：Card fixing component 4, card fixing component 4 include
Crossbeam 41 and the holding division 42 for being located at 41 both ends of crossbeam, when first baffle 33 is vertical position with second baffle 34, fixing group
The upper edge in first baffle 33 and second baffle 34 is arranged in part 42, and holding division 42 is fastened on first baffle 33 and second baffle 34
Side, to prevent first baffle from being rotated to horizontal direction with second baffle 34.
Specifically, above-mentioned each holding division 42 can be made of two angle steel in opposite direction, two angle steel are all fixed
It is connected on crossbeam, the distance between two angle steel and phase at a distance from two sides of first baffle 33 or second baffle 34
Match, so that first baffle 33 and second baffle 34 can just be fastened on the fixing being made of accordingly angle steel when being vertical position
In portion 42, to realize that the relative position between first baffle 33 and second baffle 34 limits, realizes locking functions, prevent
Only first baffle 33 and second baffle 34 are rotated in vertical position.
Optionally, handle 43 can be also set on above-mentioned crossbeam 41, in order to which user operates card fixing component.
Fig. 6 is the structural schematic diagram of first baffle provided by Embodiment 2 of the present invention, as shown in fig. 6, further, first
For baffle 33 with second baffle 34 including limiting plate 38, the bottom in first baffle 33 or second baffle 34 is arranged in limiting plate 38
Portion, when first baffle 33 or second baffle 34 rotation to vertical position when, limiting plate 38 is just contacted with car body to limit two
Baffle further rotates, to which first baffle 33 and second baffle 34 latched to vertical position, with prevent first baffle 33 or
Second baffle 34 continues to rotate to the center of safety door.
Preferably, first baffle 33 includes baffle body 35, gear frame 36 and interconnecting piece 37, baffle sheet with second baffle 34
Body 35 can be polygonal panel, and gear frame 36 is disposed around the outer rim of baffle body 35, likewise, shelves frame 36 can have channel steel to be made,
Wherein, plate washer ontology 35 is entrapped in the groove of channel steel.
37 one end of interconnecting piece is connect with gear frame 36, and the other end and first level shaft or the second horizontal rotating shaft are hinged.Tool
Body, 37 one end of interconnecting piece is fixedly connected with the top of shelves frame 36, the other end of interconnecting piece 37 and first level shaft 31 or
Second horizontal rotating shaft 32 is hinged so that first baffle 33 and/or second baffle 34 be able to around first level shaft 31 and/or
Second horizontal rotating shaft 32 rotates so that first baffle 33 and/or second baffle 34 are in vertical position or horizontal position.
Optionally, can also handle be set on the gear frame 36 of first baffle 33 and/or second baffle 34, in order to rotate gear
Plate.
Optionally, in order to improve the limit function of limiting plate 38, prevent limiting plate from deforming, it can be in the plate face upper edge of limiting plate
The multiple reinforcing ribs of cross direction profiles improve the non-deformability of limiting plate 38.
Further, the upper edge of first baffle 33 or second baffle 34 is both provided with positioning protrusion 39, each positioning protrusion
39 can be the upper edge position of first baffle 33 or second baffle 34 is fixedly connected on by an angle bar, and positioning protrusion 39 with
The distance between door-plate 2 can just accommodate fixation kit 4 so that when first baffle 33 and second baffle 34 are rotated to vertical position
When setting, card fixing component 4 is fastened between positioning protrusion 39 and door-plate 2 by positioning protrusion 39, card fixing component can be prevented from baffle
It is slid on component 3.
Further, it is both provided with backing plate 5 on first baffle 33 and second baffle 34, backing plate 5 is arranged in first baffle 33
With on the respective opposite two sides of second baffle 34, backing plate 5 is used to rotate to horizontal position in first baffle 33 or second baffle 34
When setting, first baffle 33 or second baffle 34 are supported, to prevent the first backing plate 33 or the second backing plate 34 from directly preventing on the car body,
Appearance is worn or is deformed.
Optionally, a handrail can also be respectively set on first baffle 33 and second baffle 34, for rotating first
Baffle 33 or second baffle 34 make first baffle 33 or 34 rotary course of second baffle be physically easier to perform.
Further, safety door provided in this embodiment further includes stopper 6, and stopper 6 is arranged between two door-hinges 1
Line side, and homonymy, i.e. stopper 6 and baffle plate assembly 3 are not distinguished for stopper 6 and first baffle 33 and second baffle 34
Positioned at two sides of door-plate 2, stopper 6 can be directly anchored to by modes such as fastener or welding on car body.
When two door-plates 3 are closed, stopper 6 is abutted against with two door-plates, to prevent door-plate 3 from being beaten to 6 direction of stopper
It opens.
Preferably, in order to ensure that the barrier functionality of stopper 6, the height of stopper 6 should be above the height of 3 lower edge of door-plate
Degree so that door-plate 3 cannot be opened from 6 upper end of stopper to 6 direction of stopper.
Optionally, which can be that height meets the shapes such as cube or the sphenoid of above-mentioned requirements, the present embodiment
To the shape of stopper without specifically limiting.
Further, Fig. 7 is the structural schematic diagram of bolt provided by Embodiment 2 of the present invention, as shown in fig. 7, safety door is also
Including bolt 7, bolt rod 73 of the bolt 7 including fixing end 71, jack 72 and pluggable jack 72.
Specifically, fixing end 71 is two, it is fixedly connected respectively with two door-plates 2, bolt rod 73 is threaded through fixing end 71
In, jack 72 is arranged on the car body.When safety door is closed, 73 slide downward of bolt rod is inserted into the jack 72 on car body,
To limit the movement of door-plate 2；When safety door needs to open, it is lifted up bolt rod 73, makes its extraction out of jack 72, releases
The limit of end of door plate 2.
Optionally, safety stop cap can be also set on the top of fixing end 71, to be skidded off when preventing 73 upward sliding of bolt rod
Fixing end 71.
Safety door provided in this embodiment is by being arranged card fixing component, stopper and bolt so that safety door is being closed
When the limit of end of door plate can be better achieved, prevent safety door from being opened under impact force action, improve the anti-impact of safety door
Ability is hit, the safety in steel rail transport train group transportational process is further improved.
Embodiment three
On the basis of above-mentioned two embodiment, the present embodiment provides a kind of steel rail transport train groups, and it includes have above-mentioned two
The safety door that a embodiment provides, wherein safety door are arranged on the car body, and the width in the folding direction and car body of safety door
Direction is vertical, and the structure and function of safety door have been described in detail in both of the aforesaid embodiment, and details are not described herein again.
The safety door middle door-plate of steel rail transport train group provided in this embodiment can be rotated around door-hinge to realize closure or openness,
Make the more convenient triumph of closure or openness of safety door in steel rail transport train group, while being also provided with baffle group on safety door
Part, stopper, card fixing component and bolt so that intensity bigger of the safety door in closed state, impact resistance is stronger, to
Impact resistance when safety door is closed is improved, safety of steel rail transport train group during transporting rail is increased, also
Reduce time of the steel rail transport train group before loading and unloading rail, improves the working efficiency of steel rail transport train group.
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
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (6)
1. a kind of safety door is arranged in steel rail transport train group, which is characterized in that including：Safety gate assemblies and baffle plate assembly；
The safety gate assemblies include two door-hinges and two can be rotating around the door-plate of corresponding door-hinge rotation, and the door-hinge is along perpendicular
Histogram is to setting, and two door-plates are between described two door-hinges, to form split door；
The baffle plate assembly include first level shaft, the second horizontal rotating shaft, can be rotated around the first level shaft first
Baffle and the second baffle that can be rotated around second horizontal rotating shaft, the first level shaft are flat with second horizontal rotating shaft
Row setting, and line of the direction of the first level shaft and second horizontal rotating shaft between described two door-hinges
Vertically, the first baffle and the second baffle are arranged at the same side in line direction between two door-plates, work as institute
When to state first baffle and the second baffle be vertical state, the first baffle and the second baffle respectively with described in two
Door-plate abuts against, to prevent the door-plate from being opened to baffle plate assembly direction；
Further include card fixing component, the card fixing component includes crossbeam and the holding division positioned at the crossbeam both ends, when described first
When baffle and the second baffle are vertical position, the card fixing component is arranged in the first baffle and the second baffle
Upper edge, and the holding division is fastened on the first baffle and the second baffle side, to prevent the first baffle and institute
Second baffle is stated to rotate to horizontal direction；
When the first baffle and the second baffle are horizontal position, the first baffle is low with the height of the second baffle
In the height of the door-plate lower edge；
The first baffle includes baffle body, gear frame and interconnecting piece with the second baffle, and the baffle body is polygon
Shape plate, the gear frame are disposed around the baffle body outer rim, and described interconnecting piece one end is connect with the gear frame, the other end with it is described
First level shaft or second horizontal rotating shaft are hinged；
The first baffle includes limiting plate with the second baffle, and the limiting plate setting is in the first baffle or institute
Second baffle bottom is stated, when the first baffle or the second baffle are rotated to vertical position, the limiting plate and lower section
Car body is inconsistent, to prevent the first baffle or the second baffle from being rotated to the center of the safety door.
2. safety door according to claim 1, which is characterized in that the first baffle or the second baffle upper edge are all provided with
It is equipped with positioning protrusion, when the first baffle is rotated with the second baffle to vertical position, the positioning protrusion will be described
Card fixing component is fastened between the positioning protrusion and the door-plate.
3. safety door according to claim 1, which is characterized in that the first baffle is respectively provided with on the second baffle
There is a backing plate, the backing plate is arranged on the first baffle and the second baffle respectively opposite two sides, and the backing plate is used
In when the first baffle or the second baffle are horizontal position, the first baffle or the second baffle are supported.
4. safety door according to claim 1, which is characterized in that further include stopper, the stopper is arranged described
The side of line between two door-hinges, and the stopper and the first baffle and the second baffle not homonymy, it is described
The height of stopper is higher than the height of the door-plate lower edge；
When two door-plates are closed, the stopper is abutted with two door-plates, to prevent the door-plate to the resistance
It opens in block direction.
5. safety door according to claim 1, which is characterized in that further include bolt, the bolt includes fixing end, jack
With the bolt rod that can be inserted into the jack, the fixing end is connect with the door-plate, and the bolt rod is threaded through the fixing end
In, the jack is arranged on the car body.
6. a kind of steel rail transport train group, which is characterized in that include safety door as described in claim 1, the safety door
It is vertical with the width direction of car body to open and close direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952998.XA CN105599780B (en) | 2015-12-17 | 2015-12-17 | Safety door and steel rail transport train group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952998.XA CN105599780B (en) | 2015-12-17 | 2015-12-17 | Safety door and steel rail transport train group |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105599780A CN105599780A (en) | 2016-05-25 |
| CN105599780B true CN105599780B (en) | 2018-10-09 |
Family
ID=55980267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510952998.XA Active CN105599780B (en) | 2015-12-17 | 2015-12-17 | Safety door and steel rail transport train group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105599780B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103990A (en) * | 2019-04-11 | 2019-08-09 | 上海工程技术大学 | A kind of packaged type subway on-board and off-board part flow arrangement |
| CN114645491A (en) * | 2020-12-21 | 2022-06-21 | 中车沈阳机车车辆有限公司 | Safety device and rail train |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1008729A (en) * | 1961-11-29 | 1965-11-03 | Werkspoor Nv | Sliding door arrangement for trucks, particularly railway trucks |
| CN201165809Y (en) * | 2008-01-28 | 2008-12-17 | 齐齐哈尔轨道交通装备有限责任公司 | Door lock, flat car door with the door lock and flat car |
| CN104196419A (en) * | 2014-08-29 | 2014-12-10 | 南车二七车辆有限公司 | Outward-expansion-preventing sliding door |
| CN204184469U (en) * | 2014-10-24 | 2015-03-04 | 甘肃中集华骏车辆有限公司 | A kind of Men Fangzhang railway carriage or compartment, railway carriage or compartment device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015004246A (en) * | 2013-06-21 | 2015-01-08 | ナブテスコ株式会社 | Plug door device for vehicle |
-
2015
- 2015-12-17 CN CN201510952998.XA patent/CN105599780B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1008729A (en) * | 1961-11-29 | 1965-11-03 | Werkspoor Nv | Sliding door arrangement for trucks, particularly railway trucks |
| CN201165809Y (en) * | 2008-01-28 | 2008-12-17 | 齐齐哈尔轨道交通装备有限责任公司 | Door lock, flat car door with the door lock and flat car |
| CN104196419A (en) * | 2014-08-29 | 2014-12-10 | 南车二七车辆有限公司 | Outward-expansion-preventing sliding door |
| CN204184469U (en) * | 2014-10-24 | 2015-03-04 | 甘肃中集华骏车辆有限公司 | A kind of Men Fangzhang railway carriage or compartment, railway carriage or compartment device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105599780A (en) | 2016-05-25 |
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