CN108819972B - A kind of rail vehicle and its hitch mounting assembly - Google Patents
A kind of rail vehicle and its hitch mounting assembly Download PDFInfo
- Publication number
- CN108819972B CN108819972B CN201810669841.XA CN201810669841A CN108819972B CN 108819972 B CN108819972 B CN 108819972B CN 201810669841 A CN201810669841 A CN 201810669841A CN 108819972 B CN108819972 B CN 108819972B
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- CN
- China
- Prior art keywords
- mounting base
- limited block
- coupler
- hitch
- pocket ontology
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G7/00—Details or accessories
- B61G7/10—Mounting of the couplings on the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G3/00—Couplings comprising mating parts of similar shape or form which can be coupled without the use of any additional element or elements
- B61G3/02—Couplings comprising mating parts of similar shape or form which can be coupled without the use of any additional element or elements with interengaging movably-mounted hooks or links guided into alignment by a gathering device, e.g. "Dowty" type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G7/00—Details or accessories
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
- Body Structure For Vehicles (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention discloses a kind of hitch mounting assemblies applied to rail vehicle, including coupler pocket ontology and mounting base；It further include the stopping seat for being fixedly arranged on the two sides of coupler pocket ontology and extending along the length direction of coupler pocket ontology；Stopping seat is located at the front end of mounting base；It offsets set on mounting base and with stopping seat to limit the coupler body support plate towards the forward direction motion of rail vehicle；The limited block for being fixedly arranged on the two sides of coupler pocket ontology and extending along the length direction of coupler pocket ontology；Limited block is located at the rear end of mounting base；With limited block slidable connection and the stop block that offsets with coupler body support plate；Stop block can move in a certain range relative to limited block along the length direction of coupler pocket ontology, and stop block and stopping seat are located at the rear end and front end of coupler body support plate.The invention also discloses a kind of rail vehicles including hitch mounting assembly.Above-mentioned hitch mounting assembly can effectively avoid hitch caused by being cut because of installation bolt from failing.
Description
Technical field
The present invention relates to rail vehicle technical field, in particular to a kind of rail vehicle and its hitch mounting assembly.
Background technique
It in current rail vehicle technology, is required according to relevant criterion, current rail vehicle polymorphic type hitch installation
Device designs hook-screw coupling mounting base in coupler pocket lower cover plate, installs bolt location according to hook-screw coupling in hook-screw coupling mounting base and design
It is blind threaded, and according to the position of blind threaded design hook-screw coupling stopping seat, hook-screw coupling stopping seat and mounting base constitute chain
Hook mounting structure.Above-mentioned hook-screw coupling mounting structure can bear certain compressive load, mainly come by hook-screw coupling installation bolt shearing
It realizes.
According to BS EN 15020-2006+A1-2010 " rail facility-rescue coupling-performance requirement, dedicated connector
Geometric dimension and test method " standard described in, rescued when vehicle breaks down, rescue operating condition in vehicle lead
Leading-in device is subjected to the compressive load of 300KN, but the hook-screw coupling based on UIC standard and mounting structure do not have receiving 300KN pressure
The performance of contracting load, if vehicle tractor is by biggish impact compress load in rescue operating condition, it is most likely that will pacify
Dress bolt cutting causes vehicular rescue to fail, and may generate irreversible damage to positions such as car body coupler pockets.
Summary of the invention
The object of the present invention is to provide a kind of rail vehicle and its hitch mounting assembly, can effectively avoid because installing bolt
Hitch fails caused by being cut.
To achieve the above object, the present invention provides a kind of hitch mounting assembly applied to rail vehicle, including to put
Set the coupler pocket ontology of hitch, further includes:
Mounting base positioned at the two sides of the coupler pocket ontology；
The stopping seat for being fixedly arranged on the two sides of the coupler pocket ontology and extending along the length direction of the coupler pocket ontology；
The stopping seat is located at the front end of the mounting base；
It is installed on the mounting base and is offseted with the stopping seat to limit towards the forward direction motion of rail vehicle
Coupler body support plate；
The limited block for being fixedly arranged on the two sides of the coupler pocket ontology and extending along the length direction of the coupler pocket ontology；
The limited block is located at the rear end of the mounting base；
With the limited block slidable connection and the stop block that offsets with the coupler body support plate；The stop block is opposite
Can be moved in a certain range along the length direction of the coupler pocket ontology in the limited block, and the stop block with it is described
Stopping seat is located at the rear end and front end of the coupler body support plate.
Preferably,
The limited block includes:
The vertical plate being arranged along the length direction of the coupler pocket ontology；
Upper surface set on the vertical plate and the locking end that is located at rear end and upwardly extends；
Front end side wall set on the vertical plate and the short slot that extends downwardly；
The mounting hole for being opened in the upper surface of the vertical plate and being located between the locking end and the short slot；
The stop block includes:
Positioned at the vertical plate top and along the length direction of the coupler pocket ontology setting transverse slat, the transverse slat
Length be greater than the vertical plate length；
Rear end side wall set on the transverse slat, the end face to be butted on the locking end；
Set on the transverse slat front end and extend downwardly bending end to offset with the short slot；
Through the upper and lower surface of the transverse slat, with the limited block is connected with the stop block for installation bolt
Via hole, the aperture of the via hole is greater than the aperture of the mounting hole, to realize that the stop block can be transported relative to the limited block
Dynamic a certain range.
Preferably, it is described locking end and the end face binding face be in mutually matched first lozenges, the short slot with
The binding face at the bending end is in mutually matched second lozenges.
Preferably, first lozenges and second lozenges are steel face, and first lozenges with it is described
Second lozenges is tilted from lower towards front end on, and the range of tilt angle is at 6 °~14 °.
Preferably, at least two it is described installation bolts along the limited block length direction be distributed, the stop block it is upper
Surface, which is additionally provided with, is connected in the lower head of the installation bolt, to the chain gasket that all installation bolts is connected.
Preferably, it is connected between the mounting base and the coupler body support plate by the fastening bolt being vertically arranged, and institute
Stating fastening bolt, the installation bolt is low in the vertical direction.
Preferably, further include joist mounting base to joist or tight lock couplers mounting base；Wherein, the joist
To fixed hook-screw coupling, the tight lock couplers mounting base is to fixed tight lock couplers.
Preferably, the joist mounting base is equipped with multiple groups fixation hole along the vertical direction, to adjust joist or closed jointing vehicle
The height of hook mounting base.
Preferably, the joist mounting base is specially two installing frame, and two installing frames is arranged along the vertical direction
It is arranged in parallel.
The present invention also provides a kind of rail vehicles, including hitch mounting assembly described in any of the above embodiments.
Relative to above-mentioned background technique, the hitch mounting assembly provided by the invention applied to rail vehicle, using being located at
Coupler body supports the stopping seat of front edge of board to limit forward direction motion of the coupler body support plate towards rail vehicle, and using positioned at coupler body
The direction of retreat that the stop block of support plate rear end limits coupler body support plate towards rail vehicle moves；Wherein, stop block and limit
Block can relative motion, and the relative motion is carried out along the length direction of coupler pocket ontology, and is in a certain range；
That is, then coupler body support plate can't continue to exercise after the relative motion of stop block and limited block reaches capacity, and then by coupler body
Support plate limits in a certain range；Meanwhile it being based on above structure, axial impact of the bolt by coupler body support plate is avoided,
Improve integrally-built reliability.
Detailed description of the invention
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 technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the axonometric drawing that the hitch mounting assembly of hook-screw coupling is equipped with provided by the embodiment of the present invention；
Fig. 2 is the bottom view of Fig. 1；
Fig. 3 be Fig. 2 in A-A to cross-sectional view；
Fig. 4 is the cross-sectional view of B-B direction in Fig. 2；
Fig. 5 is the structural schematic diagram of wedge-shaped limited block and wedge-shaped stop block during installation in Fig. 1；
Fig. 6 is the schematic diagram of another angle in Fig. 1.
Fig. 7 is the structural schematic diagram of tight lock couplers mounting base during installation provided by the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make those skilled in the art more fully understand the present invention program, with reference to the accompanying drawing and it is embodied
The present invention is described in further detail for mode.
Fig. 1 to Fig. 7 is please referred to, Fig. 1 is the hitch mounting assembly that hook-screw coupling is equipped with provided by the embodiment of the present invention
Axonometric drawing；Fig. 2 is the bottom view of Fig. 1；Fig. 3 be Fig. 2 in A-A to cross-sectional view；Fig. 4 is the cross-sectional view of B-B direction in Fig. 2；Fig. 5 is
The structural schematic diagram of wedge-shaped limited block and wedge-shaped stop block during installation in Fig. 1；Fig. 6 is the schematic diagram of another angle in Fig. 1.Figure
7 be the structural schematic diagram of tight lock couplers mounting base during installation provided by the embodiment of the present invention.
Herein, by taking Figure of description 1 as an example, front end refers to that right side one end, rear end refer to left side one end；Longitudinal direction refers to rail
The direction of road vehicle operation, laterally refers in the horizontal plane perpendicular to above-mentioned longitudinal direction.
A kind of hitch mounting assembly applied to rail vehicle provided by the invention, including coupler pocket ontology, coupler pocket sheet
Body is located at the two sides of coupler pocket ontology to place hitch, mounting base 10；Stopping seat 11 is fixedly arranged on the two sides of coupler pocket ontology, only
Block seat 11 can be regarded as a part of coupler pocket ontology, and stopping seat 11 extends along the length direction of coupler pocket ontology, and backstop
Seat 11 is located at the front end of mounting base 10.Coupler body support plate 5 is installed on mounting base 10, and stopping seat 11 is for limiting coupler body support plate 5
It is mobile towards the direction of the advance of vehicle, while stopping seat 11 is also the components of transmitting vehicle drawing force, mounting base 10 with only
Block seat 11 constitutes the basic mounting structure of hook-screw coupling, as shown in Figure of description 1 to attached drawing 4.
Limited block 1 can be welded in the two sides of coupler pocket ontology, and two pieces of limited blocks 1 are along the length direction of coupler pocket ontology
Extend, limited block 1 is located at the rear end of mounting base 10；Stop block 2 is slidably connect with limited block 1, and stop block 2 and coupler body support
Plate 5 offsets；And stop block 2 can move in a certain range relative to limited block 1 along the length direction of coupler pocket ontology, and only
Block 2 and stopping seat 11 are located at the rear end and front end of coupler body support plate 5.That is, limited block 1 can cooperate with stop block 2,
It is mobile towards rear end to limit coupler body support plate 5；Meanwhile limited block 1 is also the important spare part of transmitting compressive load；It is arranging
On direction, limited block 1 and stopping seat 11 are located on a longitudinal straight line.
So set, based on stop block 2 relative to limited block 1 can along coupler pocket ontology length direction in a certain range
Interior movement, and the stopping seat 11 due to being fixedly arranged on coupler pocket ontology, so that coupler body support plate 5 is in the movement towards front-end and back-end
Stopped on direction, it is ensured that in rescue operations, can alleviate to a certain extent and be rushed suffered by coupler body support plate 5
It hits, improves the structural reliability of rail vehicle.
For the specific set-up mode of limited block 1 and stop block 2, such as Figure of description 3 to attached drawing 5, limited block 1 includes perpendicular
Straight panel, locking end and short slot；Limited block 1 can be integrally formed, and reference book attached drawing 5, vertical plate is along coupler pocket ontology
Length direction setting, the upper surface of the left end (namely rear end) of vertical plate are equipped with locking end, and locking end upwardly extends；Vertical plate
The side wall of right end (namely front end) has short slot, and short slot extends downwardly.The upper surface of vertical plate is additionally provided with mounting hole, installs hole location
Between locking end and short slot.
Stop block 2 can be integrally formed setting, including transverse slat, and transverse slat is located at the top of vertical plate, and transverse slat is along coupler pocket
The length direction of ontology extends, and the length of transverse slat is greater than the length of the vertical plate；Wherein, the rear end side wall (left end) of transverse slat
With end face, end face can be butted on the right side at locking end；The front end (right end) of transverse slat has bending end, and bending end extends downwardly,
And bending end left side and short slot on the right side of offset.At the same time, via hole is set to transverse slat, and through the upper and lower surface of transverse slat,
Bolt 3 is installed on from the lower via hole across stop block 2, and is lock onto the mounting hole of limited block 1, realizes stop block 2 and limit
Position block 1 is connected；Meanwhile the aperture of via hole is greater than the aperture of mounting hole, to realize that stop block 2 can move one relative to limited block 1
Determine range.That is, stop block 2 can be regarded as a movable members, it can be relative to limited block 1 along the length of coupler pocket ontology
Spend direction movement；The via hole of stop block 2 can be kidney slot, and the adjustable direction of kidney slot is longitudinal direction of car.
More specifically, the binding face for engaging end and end face is in mutually matched first lozenges, short slot and bending end
Binding face is in mutually matched second lozenges, as shown in Figure of description 5, wherein the first lozenges and the second lozenges are equal
For steel face, and the first lozenges and the second lozenges are tilted from lower towards front end on, the range of tilt angle 6 °~
14°。
As shown in Figure of description 3, when the coupler bodies such as hook-screw coupling are hit compressive load F, in order to limit coupler body support plate 5
It moves backward, stop block 2 and limited block 1 are related to friction self-locking principle in structure, and stop block 2 and limited block 1 design at two
Friction self-locking inclined-plane, it is contemplated that the dynamic friction factor between two steel bodies is generally 0.1-0.25, i.e. inclined surface angle is chosen as
6 °~14 °, if angle Selection is excessive, although the longitudinally adjustable amount of stop block 2 is bigger, while also facilitating stop block 2
Disassembly, but friction self-locking is ineffective；If angle Selection is too small, although having opened good friction self-locking effect, pole
The big longitudinally adjustable amount for reducing stop block 2 needs bigger vertical pulling force when also resulting in disassembly stop block 2, unfavorable
It is dismantled in hook-screw coupling.In view of stop block 2 is fastened by two vertical installation bolts 3, adjusted to increase the longitudinal of stop block 2
Section amount and hook-screw coupling is facilitated to dismantle, 11 °~12 ° of inclined surface angle Selection in practical engineering application of the present invention.Even if hook-screw coupling by
Very big impact compress load (being no more than hook-screw coupling breaking load) is arrived, fastening bolt 9 is hardly by shearing force, shock loading
Power is transmitted on stop block 2 by hitch support plate 5, and using bevel friction self-lock mechanism two-by-two, stop block 2 is with limited block 1
For rigid connection, so far, compressive load is transferred in coupler pocket (end draw beam 12) along stop block 2 and limited block 1, and existing
Technical solution is compared, and body construction reliability is greatly improved.Wherein, by perpendicular between mounting base 10 and coupler body support plate 5
The fastening bolt 9 being directly arranged is connected, and relatively installation bolt 3 is low in the vertical direction for fastening bolt 9.
Length direction of the present invention using at least two installation bolts 3 along limited block 1 is distributed, and the upper surface of stop block 2
It is additionally provided with and is connected in the lower head of installation bolt 3, to the chain gasket 4 that all installation bolts 3 is connected.That is, this tool
Chain gasket working principle is further related in body embodiment, as shown in Figure of description 5, using two installation bolts 3 to backstop
When block 2 fastens, it is contemplated that structure is vehicle flowering structure herein, it is desirable that there are reliable locking measures or secondary mousing structure, in order to
It avoids stop block 2 from being fallen off by alternating load, interlocks at least two installation bolts 3 using chain gasket 4, thus further
Improve body construction reliability.
In the present invention, mounting base 10, stopping seat 11, limited block 1 and other bending components, which weld together, constitutes vehicle
Hitch support plate 5 (including draw bar, elastic device) is fastened in mounting base 10 with four fastening bolts 9 by hook case first, peace
Guarantee that the front end face of hitch support plate 5 is close to stopping seat 11 during dress, then by the oblique two-by-two of stop block 2 and limited block 1
Face is worked good, in addition chain gasket 4 and check washer, fasten stop block 2 using installation bolt 3.It first will be tight when disassembly
Gu the installation bolt 3 of stop block 2 is back-outed, by auxiliary tool (having screw thread), being screwed into 2 neutral threaded hole of stop block, (such as specification is attached
Shown in Fig. 5), apply vertical pulling force after tightening, pull out stop block 2, then relax fastening bolt 9, completes dismounting process.
In addition to this, the rail vehicle currently used for shunting designs single in end traction girder construction, the first is chain
Hook mounting structure, second is tight lock couplers mounting structure, without the two is fused together well, once the slow dress of hook
It sets or other components breaks down, the rescue work of vehicle just seems helpless.
The invention also includes the joist mounting bases 6 to joist 7 or tight lock couplers mounting base 13；Wherein, joist 7
To fixed hook-screw coupling 8, tight lock couplers mounting base 13 is to fixed tight lock couplers.In use, when chain damaged by hooks
In the rescue operations of bad rear vehicle or vehicle is in the route operation of some specific conditions, and hook-screw coupling cannot use, at this time can be with
Hook-screw coupling coupler body and joist 7 are removed, tight lock couplers mounting base 13 is then installed in joist mounting base 6, is then installed close
Formula hitch is connect, and adjusts tight lock couplers height to the top of rail, completes coupling of vehicles work.Joist mounting base 6 is set along the vertical direction
There is multiple groups fixation hole, to adjust the height of joist 7 or tight lock couplers mounting base 13, such as Figure of description 6 and 7 institute of attached drawing
Show, joist mounting base 6 is specially two and installing frame is arranged along the vertical direction, and two installing frames are arranged in parallel.
Hitch mounting assembly provided by the invention applied to rail vehicle, during vehicular rescue, which can be held
By larger compressive impact load, and improve vehicle structure reliability；In addition, solving that installation chain cannot be compatible in entire vehicle design
The problem of sub- hook and tight lock couplers；Meanwhile hook-screw coupling and tight lock couplers installation conversion are convenient, meet car body modularized design
It is required that；By changing the shape of stop block 2 and limited block 1, self-locking structure can adapt to different types of hook-screw coupling design, make to hold
Traction girder construction design becomes simple, hence it is evident that shortens the design cycle；Compared with traditional hook-screw coupling mounting structure, joist mounting base was both
It can be installed as hook-screw coupling coupler body joist, it also can be as the adjustable tight lock couplers installation of height, to expand end draw beam function
It can diversity；Finally, the self-locking structure is simple, it is not take up too many hitch box space, is conducive to coupler buffering device design and arrangement.
A kind of rail vehicle with hitch mounting assembly provided by the present invention, including described by above-mentioned specific embodiment
Hitch mounting assembly；The other parts of rail vehicle are referred to the prior art, not reinflated herein.
It should be noted that in the present specification, such as first and second etc relational terms are used merely to one
Entity is distinguished with other several entities, and without necessarily requiring or implying between these entities, there are any this actual
Relationship or sequence.
Rail vehicle provided by the present invention and its hitch mounting assembly are described in detail above.It is used herein
A specific example illustrates the principle and implementation of the invention, and the above embodiments are only used to help understand
Method and its core concept of the invention.It should be pointed out that for those skilled in the art, not departing from this
, can be with several improvements and modifications are made to the present invention under the premise of inventive principle, these improvement and modification also fall into the present invention
In scope of protection of the claims.
Claims (8)
1. a kind of hitch mounting assembly applied to rail vehicle, including the coupler pocket ontology to place hitch, feature exists
In, further includes:
Mounting base (10) positioned at the two sides of the coupler pocket ontology；
The stopping seat (11) for being fixedly arranged on the two sides of the coupler pocket ontology and extending along the length direction of the coupler pocket ontology；
The stopping seat (11) is located at the front end of the mounting base (10)；
It is installed on the mounting base (10) and offsets with the stopping seat (11) to limit the direction of advance fortune towards rail vehicle
Dynamic coupler body support plate (5)；
The limited block (1) for being fixedly arranged on the two sides of the coupler pocket ontology and extending along the length direction of the coupler pocket ontology；Institute
State the rear end that limited block (1) is located at the mounting base (10)；
With the limited block (1) slidable connection and the stop block (2) that offsets with the coupler body support plate (5)；The stop block
(2) can be moved in a certain range along the length direction of the coupler pocket ontology relative to the limited block (1), and it is described only
Block (2) and the stopping seat (11) are located at the rear end and front end of the coupler body support plate (5)；
It further include the joist mounting base (6) to joist (7) or tight lock couplers mounting base (13)；Wherein, the joist
(7) to fixed hook-screw coupling (8), the tight lock couplers mounting base (13) is to fixed tight lock couplers；
The joist mounting base (6) is equipped with multiple groups fixation hole along the vertical direction, to adjust joist (7) or tight lock couplers installation
The height of seat (13).
2. hitch mounting assembly according to claim 1, which is characterized in that
The limited block (1) includes:
The vertical plate being arranged along the length direction of the coupler pocket ontology；
Upper surface set on the vertical plate and the locking end that is located at rear end and upwardly extends；
Front end side wall set on the vertical plate and the short slot that extends downwardly；
The mounting hole for being opened in the upper surface of the vertical plate and being located between the locking end and the short slot；
The stop block (2) includes:
Positioned at the vertical plate top and along the length direction of the coupler pocket ontology setting transverse slat, the length of the transverse slat
Degree is greater than the length of the vertical plate；
Rear end side wall set on the transverse slat, the end face to be butted on the locking end；
Set on the transverse slat front end and extend downwardly bending end to offset with the short slot；
Through the upper and lower surface of the transverse slat, with so that installation bolt (3) is by the limited block (1) and the stop block (2)
Connected via hole, the aperture of the via hole is greater than the aperture of the mounting hole, to realize that the stop block (2) can be relative to described
Limited block (1) moves a certain range.
3. hitch mounting assembly according to claim 2, which is characterized in that the binding face at the locking end and the end face
In mutually matched first lozenges, the binding face at the short slot and the bending end is in mutually matched second lozenges.
4. hitch mounting assembly according to claim 3, which is characterized in that first lozenges and second wedge shape
Face is steel face, and first lozenges and second lozenges are tilted from lower towards front end on, tilt angle
Range is at 6 °~14 °.
5. hitch mounting assembly according to claim 4, which is characterized in that at least two installation bolts (3) are along institute
The length direction distribution of limited block (1) is stated, the upper surface of the stop block (2), which is additionally provided with, is connected in installation bolt (3)
Lower head, chain gasket (4) whole installations bolt (3) to be connected.
6. hitch mounting assembly according to claim 5, which is characterized in that the mounting base (10) and the coupler body support
It is connected between plate (5) by the fastening bolt (9) that is vertically arranged, and the fastening bolt (9) peace in the vertical direction
It is low to fill bolt (3).
7. hitch mounting assembly described in -6 any one according to claim 1, which is characterized in that the joist mounting base (6)
Specially two are arranged installing frame along the vertical direction, and two installing frames are arranged in parallel.
8. a kind of rail vehicle, which is characterized in that including hitch mounting assembly as described in any one of claim 1 to 7.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810669841.XA CN108819972B (en) | 2018-06-26 | 2018-06-26 | A kind of rail vehicle and its hitch mounting assembly |
| EP18923873.6A EP3750773B1 (en) | 2018-06-26 | 2018-11-27 | Railway car and railway coupling mounting assembly thereof |
| PCT/CN2018/117598 WO2020000889A1 (en) | 2018-06-26 | 2018-11-27 | Railway car and railway coupling mounting assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810669841.XA CN108819972B (en) | 2018-06-26 | 2018-06-26 | A kind of rail vehicle and its hitch mounting assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108819972A CN108819972A (en) | 2018-11-16 |
| CN108819972B true CN108819972B (en) | 2019-09-27 |
Family
ID=64138715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810669841.XA Active CN108819972B (en) | 2018-06-26 | 2018-06-26 | A kind of rail vehicle and its hitch mounting assembly |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3750773B1 (en) |
| CN (1) | CN108819972B (en) |
| WO (1) | WO2020000889A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108819972B (en) * | 2018-06-26 | 2019-09-27 | 中车株洲电力机车有限公司 | A kind of rail vehicle and its hitch mounting assembly |
| CN109367564B (en) * | 2018-11-23 | 2024-04-19 | 中车洛阳机车有限公司 | Art coupler connecting device |
| CN112977496B (en) * | 2019-12-16 | 2022-10-25 | 中车唐山机车车辆有限公司 | Rail vehicle and vehicle body joist thereof |
| CN111250964B (en) * | 2020-02-11 | 2024-07-05 | 中山市科力高自动化设备有限公司 | Synchronous mechanism for rear suspension volumetric tightening machine |
| CN114852122B (en) * | 2022-04-29 | 2023-06-13 | 中车株洲电力机车有限公司 | Vehicle end structure for tight-lock coupler and end traction and railway vehicle |
| CN115106962B (en) * | 2022-07-05 | 2024-04-19 | 深圳力电金世纪科技有限公司 | Assembling platform clamp for electronic product |
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- 2018-11-27 WO PCT/CN2018/117598 patent/WO2020000889A1/en unknown
- 2018-11-27 EP EP18923873.6A patent/EP3750773B1/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| EP3750773A4 (en) | 2021-12-08 |
| EP3750773A1 (en) | 2020-12-16 |
| EP3750773B1 (en) | 2024-03-06 |
| CN108819972A (en) | 2018-11-16 |
| WO2020000889A1 (en) | 2020-01-02 |
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