CN206664597U - A kind of rail vehicle air spring protector - Google Patents
A kind of rail vehicle air spring protector Download PDFInfo
- Publication number
- CN206664597U CN206664597U CN201720449094.XU CN201720449094U CN206664597U CN 206664597 U CN206664597 U CN 206664597U CN 201720449094 U CN201720449094 U CN 201720449094U CN 206664597 U CN206664597 U CN 206664597U
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- CN
- China
- Prior art keywords
- backing plate
- bogie
- air spring
- draw beam
- cushion block
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Abstract
The utility model discloses a kind of rail vehicle air spring protector, the protector is installed on the left and right sides of bogie of car draw beam, the protector includes cushion block, conformal lining wood, fixed bandage, adjust backing plate, backing plate screw and attachment screw, the conformal lining wood holds draw beam cylinder tightly in draw beam supporting plate plane, the cushion block is connected in draw beam supporting plate plane and is fixed on the conformal lining wood outside by attachment screw, the adjustment backing plate is fixed on the cushion block by the backing plate screw, the corresponding top bogie crossbeam backstop of adjustment backing plate, protector at left and right sides of bogie draw beam is tensed by fixed bandage；The utility model is by eliminating or reducing the gap between bogie draw beam supporting plate and bogie crossbeam backstop, car body centre of pull pin is set to drive bogie raising stroke to be less than air spring alignment pin length, avoid air spring alignment pin from deviating from, realize the protection to air spring.
Description
Technical field
The utility model belongs to rail vehicle transport field, more particularly to a kind of rail vehicle air spring protector.
Background technology
With gradually going deep into for economic globalization, large scale equipment also shows the situation of global procurement, and product is delivered often
Need from grown place to the long range highway, railway, sea transport using ground.Diesel Multiple Unit is no exception, since 2008,
Middle car Tangshan rolling stock Co., Ltd has successively manufactured and designed internal combustion and moved for Ghana, Bangladesh, Argentina, Turkey etc. are multinational
Car group, transported by modes such as Automobile Transportation, sea-freight or air transports to destination.
Diesel Multiple Unit typically uses centre of pull pin --- bogie draw beam --- structure type of air spring, car
Body is seated on bogie air spring, and in air spring alignment pin insertion car body air spring seat, alignment pin length is 70mm,
The gap of bogie draw beam supporting plate and bogie crossbeam backstop is generally 60mm~110mm after air spring air draft, different
The above-mentioned gap of vehicle is different, and motor-car is larger, and trailer is smaller.EMUs first have to complete lifting, EMUs car before shipping
Lifting when, car body by centre of pull pin lift bogie draw beam, when car body lift stroke reaches 60mm~110mm
When, draw beam supporting plate holds bogie crossbeam backstop, and then lifts bogie, completes vehicle lifting.Because air spring positions
Pin length is 70mm, and when car body lift stroke reaches more than 70mm, air spring alignment pin can be deviate from from car body, cause sky
Gas spring, air spring alignment pin and the damage of air spring dowel hole.
To prevent air spring alignment pin abjection car body in lifting from causing air spring, air spring alignment pin and air
Spring holder hole is damaged, and adopts the following technical scheme that the protection realized to air spring in the prior art：
1. cushion block is set between bogie draw beam supporting plate and bogie crossbeam backstop, so that bogie traction is reduced or eliminated
Corbel plate and the gap of bogie crossbeam backstop, cushion block is to hang from the lower section of bogie crossbeam backstop and hang to be tied to turn to upwards
On frame crossbeam, on cushion block planar slot muzzle installs protective pad additional in bogie crossbeam backstop end in bogie crossbeam backstop
Block.This programme has a disadvantage that：Cushion block is hung, with bogie crossbeam backstop location and installation, colligation on bogie crossbeam, because turn
Nervous to frame lower space, installation is inconvenient, and operation difficulty is big；Because bogie crossbeam backstop is taper, bottom is narrow, through length
Way automotive, sea-freight reason, the cushion block such as jolt often fall off or offset, and protection effect is undesirable；For different vehicles, bogie
Draw beam supporting plate is different from bogie crossbeam backstop gap, and the cushion block of a variety of height, cushion block need to be made according to field measurement size
Fabrication cycle is long, scene is selected, and efficiency is low.
2. by the way that cushion block is fixed on into plane on bogie draw beam supporting plate, cushion block is led with draw beam cylinder or bogie
Draw corbel plate to fix, planar alignment bogie crossbeam backstop on cushion block.It is using the shortcomings that this scheme：Due on draw beam supporting plate
Plane and draw beam cylinder distance about 25mm~30mm, and be convex between plane and draw beam cylinder on draw beam supporting plate
The face of rising, the lower surface of cushion block is plane, and cushion block can not be firmly close to draw beam cylinder；There is traction draw beam cylinder both sides
Pull bar, and bogie draw beam supporting plate lower plane is inclined-plane, cushion block and draw beam supporting plate fixation difficulty are big, and installation is inconvenient；Cause
Cushion block fixes difficulty with bogie draw beam supporting plate, causes cushion block and the fixation of bogie draw beam supporting plate insecure, through automotive, sea
Fortune is jolted, and the phenomenon that cushion block often falls off or offset, does not usually have protective action.
Utility model content
The utility model is in order to solve the above problems and deficiency, there is provided one kind protection is reliable, easy to loading and unloading, adjustable control
Bogie draw beam supporting plate and bogie crossbeam backstop gap, reach the purpose protected rail vehicle air spring, and
The rail vehicle air spring protector that can be reused, the utility model are achieved through the following technical solutions：
A kind of rail vehicle air spring protector, the protector are installed on the left and right of bogie of car draw beam
Both sides, the protector includes cushion block, conformal lining wood, fixed bandage, adjustment backing plate, backing plate screw and attachment screw, described
Conformal lining wood holds draw beam cylinder tightly in draw beam supporting plate plane, and the cushion block, which is arranged in draw beam supporting plate plane, to be led to
Cross attachment screw and be fixed on the conformal lining wood outside, the adjustment backing plate is fixed on the cushion block by the backing plate screw
On, protector is tensed and is tied at bogie by the corresponding top bogie crossbeam backstop of adjustment backing plate, the fixed bandage
At left and right sides of draw beam.
Further, the cushion block and bogie crossbeam backstop relative position are pre- next adjustable by fixed bandage.
Further, shown fixed bandage is nylon binding strap or metal binding strap.
Further, the through hole being fixed at left and right sides of bogie draw beam is offered on the conformal lining wood.
Further, the upper surface of the backing plate screw is less than adjustment backing plate counterbore surface under tight condition.
Further, the adjustment backing plate and bogie crossbeam backstop gap are between 10mm-15mm.
Further, the thickness specification of the adjustment backing plate and quantity can adjust.
Further, the area of the adjustment backing plate upper surface is more than the area of the bogie crossbeam backstop lower surface.
Further, the cushion block and adjustment backing plate are cuboid.
Further, the adjustment backing plate upper surface is identical with the shape and area in the cushion block section.
The beneficial effect of the utility model embodiment is：The utility model embodiment is wooden, fixed by using conformal lining
Bandage can avoid cushion block and bogie draw beam cylinder banding fixed between draw beam supporting plate plane and draw beam cylinder
Boss, it is the accurate positioning of cushion block position, fixed reliable；Fixed bandage is pre- next, can adjust cushion block position, realize adjustment backing plate with
Bogie crossbeam backstop is accurately positioned, and facilitates colligation to fasten, and cushion block and adjustment backing plate are not shifted, are come off, protection is reliable；
Backing plate is adjusted equipped with multi-thickness specification and quantity, scene is according to rail vehicle traction beam supporting plate plane and truck transom backstop
Between actual gap choose adjusting pad plate gauge lattice and quantity, it is ensured that the gap after adjustment is accurate, consistent, avoids centre of pull
Pin, bogie draw beam unbalance stress when vehicle lifts by crane, lead while protection air spring to centre of pull pin, bogie
Draw beam to shield, while adjust backing plate and load and unload, be easy to adjust, be easy to reuse.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are embodiments of the present utility model, for
For those of ordinary skill in the art, on the premise of not paying creative work, it can be obtained according to the present embodiment accompanying drawing
His accompanying drawing.
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the schematic view of the mounting position of the utility model embodiment.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
In description of the present utility model, it is to be understood that term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instructions such as " top ", " outer " are based on orientation shown in the drawings or position relationship, are for only for ease of and retouch
State the utility model and simplify and describe, rather than instruction or imply signified device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
The design concept of air spring protector of the present utility model be exactly by when rail vehicle lifts by crane eliminate or
Reduce the gap between bogie draw beam supporting plate plane and bogie crossbeam backstop, drive the centre of pull pin of car body and turn to
Frame draw beam raising stroke is less than air spring alignment pin length, avoids air spring alignment pin from deviating from, realizes to air spring
Protection.The utility model is directed to the shortcomings that original protectiving scheme and improved item by item, reaches that protection is reliable, easy to loading and unloading, adjusts
Whole convenient, the effect of reusing.
Embodiment：A kind of rail vehicle air spring protector, is referred to shown in Fig. 1, mainly by cushion block 1, conformal lining
Wood 4, adjustment backing plate 2, backing plate screw 3, fixed bandage 6 and attachment screw 5 form, the left and right sides of same bogie draw beam 7
A set of, the conformal holding bogie draw beam cylinder 10 of lining wood 4, the conformal lining wood 4 and draw beam cylinder 10 are respectively installed
Surface configuration is matched, and cushion block 1 is connected in draw beam supporting plate plane 8, the edge in the front and rear sides face of cushion block 1 be provided with
The connectors that conformal lining wood 4 is fixed, in the present embodiment, connecting plate is welded with the front and rear sides face of the cushion block 1, on connecting plate
Connecting hole is offered, cushion block 1 is fixed on the outside of the conformal lining wood 4 through the connecting hole on connecting plate by attachment screw 5.Gu
Determine bandage 6 to tense the conformal lining wood 4 of the left and right sides of bogie draw beam 7, the adjustment backing plate 2 is solid by backing plate screw 3
Due on cushion block 1, the corresponding top bogie crossbeam backstop 9 of adjustment backing plate 2, the protector is tensed by fixed bandage 6, from
And securely fix cushion block 1, it can effectively prevent cushion block 1 from moving or coming off.The utility model passes through conformal lining wood 4, fixed bandage 6
Cushion block 1 and the banding fixed of bogie draw beam cylinder 10, draw beam supporting plate plane 8 and bogie draw beam cylinder can be avoided
Boss between body 10, make the position accurate positioning of cushion block 1, facilitate colligation to fasten, do not shift, come off, it is fixed reliable, avoid
, because of reason of frequently jolting etc., there is the phenomenon that cushion block often falls off or offset during long-distance automotive, sea-freight in rail vehicle, anti-
It is preferable to protect effect.
Conformal lining wood 4 is fixed on the both sides of bogie draw beam cylinder 10 by fixed bandage, solid described in the present embodiment
Determine bandage 6 and preferentially select metal binding strap, refer to shown in Fig. 1, offered on conformal lining wood 4 and be fixed to bogie traction
Bogie draw beam cylinder 10 is close in through hole at left and right sides of beam, the center section of fixed bandage 6, and fixed bandage 6 is by wearing
The fastening bolt for crossing wooden 4 through holes of conformal lining is fixed, and the fixation bandage 6 before and after draw beam cylinder 10 is firm by conformal lining wood 4
Jail is held tightly in the left and right sides of frame draw beam cylinder 10, in other embodiments, technical staff also can be selected it is other can be real
The fixation bandage of existing colligation fastening effect, such as fixed bandage 6 can be nylon binding strap, and nylon binding strap is wooden through conformal lining
The conformal lining wood 4 of connecting hole colligation on 4, so as to which conformal lining wood 4 is firmly held tightly in the left and right sides of frame draw beam cylinder 10,
Improving bud grafting is more convenient, quick.Although the fixation bandage 6 that protector is tensed in embodiment is by metal binding strap or Buddhist nun
Imperial binding strap is realized, but can be not limited in practical application, and fixed bandage 6 can also use and can realize protector
The structure of other prior arts tensed is realized, not to be limited disclosed by the present embodiment.
, first will be fixed in order that adjustment backing plate 2 and the position correspondence of top bogie crossbeam backstop 9 are accurate in the present embodiment
The pretension of bandage 6, afterwards by suitably rotating conformal lining wood 4, cushion block 1 and adjustment backing plate 2 around bogie draw beam cylinder 10,
Adjustment adjustment backing plate 2 and the relative position of bogie crossbeam backstop 9, realize that adjustment backing plate 2 is accurately fixed with bogie crossbeam backstop 9
Position, after ensureing that the upper plane of adjustment backing plate 2 is aligned with bogie crossbeam backstop 9, by the fastening spiral shell for being driven through conformal lining wood 4
Bolt tightens up fixed bandage 6.By first will suitably be rotated around bogie draw beam cylinder 10 again after the fixed pretension of bandage 6
Conformal lining wood 4, cushion block 1 and adjustment backing plate 2, it can be ensured that cushion block 1, adjustment backing plate 2 and the position alignment of bogie crossbeam backstop 9 essence
Really.
The adjustment backing plate 2 is fixed on cushion block 1 by backing plate screw 3, and the quantity of backing plate screw 3 can be one or two
It is individual, adjust and be provided with installation counterbore on backing plate 2, backing plate screw 3 need to be only being screwed using process, you can fixed adjustment backing plate 2, pad
Its surface must not be higher by the adjustment counterbore surface of backing plate 2 after plate bolt 3 fastens.The utility model is to adjustment backing plate 2 and bogie
, can be real by increasing or reducing adjustment backing plate 2 quantity, thickness specification etc. when gap between crossbeam backstop 9 is finely adjusted
It is installing/dismounting, easy to adjust now to the accurate control in gap between whole backing plate 2 and bogie crossbeam backstop 9, and be easy to repeat
Utilize.
The thickness specification and quantity for adjusting backing plate 2 can adjust, because the vehicle body of railway vehicle of different automobile types varies in weight,
It is different from the gap between bogie crossbeam backstop 9 to be completed rear vehicle draw beam supporting plate plane 8, the utility model is equipped with more
The adjustment backing plate 2 of kind thickness specification, disclosure satisfy that drawing between corbel plate plane 8 and bogie crossbeam backstop 9 to different automobile types
The needs of gap adjustment.According to draw beam supporting plate plane 8 and the actual gap of bogie crossbeam backstop 9, by being drawn in bogie
The left and right sides of beam 7 increases, subtracted the adjustment backing plate 2 of different-thickness specification, can make the left and right sides of bogie draw beam 7 adjustment backing plate
2 is consistent with the gap of bogie crossbeam backstop 9, during the utility model is drawn while protecting air spring to car body
Heart pin, bogie draw beam 7 also play protective effect, avoid car body centre of pull pin, bogie draw beam rises in vehicle
Because unbalance stress causes the situation of damage to occur to centre of pull pin, bogie draw beam 7 when hanging.Draw beam in order to facilitate adjustment
Gap between supporting plate plane 8 and bogie crossbeam backstop 9, adapt to the rail vehicle of different weight, the utility model embodiment
The thickness specification of middle adjustment backing plate 2 can have a variety of, such as have the differences such as 5mm, 8mm, 10mm, 15mm, 20mm of a variety of quantity
The adjustment backing plate 2 of thickness specification.It is with the adjustment identical of backing plate 2, according to varying in weight for the vehicle body of railway vehicle of different automobile types,
Cushion block 1 also has a different thickness specifications, and what the thickness specification of cushion block 1 was conventional in the utility model has 60mm, 70mm.
Adjust backing plate 2 upper surface and bogie crossbeam backstop 9 between gap, be preferably controlled within 10mm-15mm it
Between.In the utility model embodiment, the gap adjustment adjusted between the upper surface of backing plate 2 and bogie crossbeam backstop 9 is as follows
Realize, car body is seated on bogie air spring in the present embodiment, air spring alignment pin insertion car body air spring seat
In, alignment pin length is 70mm, and the gap of bogie draw beam supporting plate plane 8 and bogie crossbeam backstop 9 is arranged in air spring
It is 90mm after wind.For rail vehicle in lifting, car body lifts bogie draw beam 7 by centre of pull pin, due to air spring
Alignment pin length is 70mm, and when car body lift stroke reaches more than 70mm, air spring positions when being lifted by crane in order to avoid vehicle
Pin can be deviate from from car body, and the thickness for the cushion block 1 that the present embodiment uses is 60mm, the thickness selection 10mm and 5mm of adjustment backing plate 2
Each one piece, the gap that protector is adjusted between the upper surface of backing plate 2 and bogie crossbeam backstop 9 after installing is 15mm, when
When car body lift stroke reaches 15mm, draw beam supporting plate plane 8 holds bogie crossbeam backstop 9 through cushion block 1, adjustment backing plate 2, enters
And bogie is lifted, vehicle lifting is completed, because air spring alignment pin length is 70mm, when car body lift stroke reaches 15mm
When, bogie will not be deviate from car body Synchronous lifting, air spring alignment pin from car body, realize to vehicle air spring
Protection.
When the utility model is in order to ensure vehicle lifting, adjustment backing plate 2 accurately props up bogie crossbeam backstop, the adjustment
The area of the upper surface of backing plate 2 is more than the area of the lower surface of bogie crossbeam backstop 9.Further, because adjustment backing plate is corresponding
Top bogie crossbeam backstop 9, it is pre- next in fixed bandage 6, bogie crossbeam backstop 9 and adjustment backing plate 2 are adjusted for convenience
Corresponding relation, realize the bogie crossbeam backstop 9 with adjustment backing plate 2 precisely align, in the present embodiment, the cushion block and tune
Whole backing plate is cuboid.Further, in the present embodiment, the adjustment upper surface of backing plate 2 and the section of cushion block 1 use shape
Shape, area identical rectangle.
The installation process of the utility model embodiment is as follows：
1st, cushion block 14 be connected with conformal lining wood with attachment screw 5, conformal lining wooden 4 away from cushion block lower plane about 10mm~
15mm, to avoid the boss between draw beam supporting plate plane 8 and draw beam cylinder 10.
2nd, the gap of draw beam supporting plate plane 8 and bogie crossbeam backstop 9 is measured after vehicle air spring air draft, according to
The gap width of draw beam supporting plate plane 8 and bogie crossbeam backstop 9 adjusts the quantity of backing plate 2 needed for calculating, it is determined that adjustment backing plate 2 counts
After amount, adjustment backing plate 2 is fastened on cushion block 1 with backing plate screw 3, backing plate screw 3 must not protrude the top of the adjustment counterbore of backing plate 2
Surface.
3rd, after wooden 4 arc surfaces of conformal lining being embraced into draw beam cylinder 10, pretension fixes bandage 6, appropriate to adjust cushion block 1
Put, ensure that plane is aligned with the lower plane of bogie crossbeam backstop 9 on adjustment backing plate 2, is fastened and fixed bandage 6.
4th, bogie crossbeam backstop 9 and adjustment backing plate 2 gap are adjusted between 10mm~15mm, same group of protector two
Side adjusts backing plate 2 and the gap of bogie crossbeam backstop 9 should be consistent, so as to ensure car body centre of pull pin, bogie draw beam 7 by
Power is uniform, avoids car body centre of pull pin, bogie draw beam 7 from being damaged when car body lifts by crane caused by unbalance stress.
The installation site of the utility model is referred to shown in Fig. 2 arrows, and the air spring protector in vehicle by rising
When hanging, the gap of bogie draw beam supporting plate plane 8 and bogie crossbeam backstop 9 is eliminated or reduced, makes car body centre of pull pin
Drive bogie raising stroke to be less than air spring alignment pin length, avoid air spring alignment pin from deviating from, realize to air bullet
The protection of spring.The shortcomings that for original protectiving scheme, is improved item by item, is reached and is protected reliable, easy to loading and unloading, the convenient, energy of adjustment
The effect of reuse.And the utility model after improving can ensure draw beam supporting plate plane 8 and bogie crossbeam backstop 9
Actual gap it is more accurate, consistent, avoid car body centre of pull pin, bogie draw beam 7 unbalance stress when vehicle lifts by crane,
Protective effect is also played to car body centre of pull pin, bogie draw beam 7 while protection air spring.
Using marine boat of the Diesel Multiple Unit through more than 40 days of air spring protector of the present utility model lifting, transport
OK, the phenomenon that protector comes off or offset does not occur, the events such as the abjection of air spring alignment pin, damage do not occur when lifting for vehicle
Barrier, vehicle air spring protection is intact, practice have shown that the utility model embodiment effect is very good.
It is last it should be noted that air spring protector cushion block height-adjustable of the present utility model, except application
Outside Diesel Multiple Unit, other rail vehicles using similar structures such as centre of pull pin, bogie draw beams are applied also for
Air spring protects, according to draw beam supporting plate plane and the difference in bogie crossbeam backstop gap, by increasing, subtracting adjustment backing plate 2
Specification and quantity realize the gap difference between draw beam supporting plate plane and bogie crossbeam backstop is finely adjusted.
Various embodiments above is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to foregoing
The utility model is described in detail each embodiment, it will be understood by those within the art that：It still can be with
Technical scheme described in foregoing embodiments is modified, either which part or all technical characteristic are equal
Replace；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technical side
The scope of case.
Claims (10)
1. a kind of rail vehicle air spring protector, the protector is installed on the left and right two of bogie of car draw beam
Side, it is characterised in that：The protector includes cushion block, conformal lining wood, fixed bandage, adjustment backing plate, backing plate screw and connection
Screw, the conformal lining wood hold draw beam cylinder tightly in draw beam supporting plate plane, and the cushion block is connected to traction corbel
The conformal lining wood outside is fixed in plate plane and by attachment screw, the adjustment backing plate is fixed by the backing plate screw
In on the cushion block, protector is tensed and tied up by the corresponding top bogie crossbeam backstop of adjustment backing plate, the fixed bandage
It is fixed at left and right sides of bogie draw beam.
A kind of 2. rail vehicle air spring protector according to claim 1, it is characterised in that：The cushion block and institute
It is pre- next adjustable by fixed bandage to state bogie crossbeam backstop relative position.
3. a kind of rail vehicle air spring protector according to claim 1 or 2, its spy are：The fixation is tied up
Band is nylon binding strap or metal binding strap.
A kind of 4. rail vehicle air spring protector according to claim 1 or 2, it is characterised in that：It is described conformal
The through hole being fixed at left and right sides of bogie draw beam is offered on lining wood.
A kind of 5. rail vehicle air spring protector according to claim 1, it is characterised in that：Under tight condition
The upper surface of the backing plate screw is less than adjustment backing plate counterbore surface.
A kind of 6. rail vehicle air spring protector according to claim 1, it is characterised in that：The adjustment backing plate
With bogie crossbeam backstop gap between 10mm-15mm.
A kind of 7. rail vehicle air spring protector according to claim 1, it is characterised in that：The adjustment backing plate
Thickness specification and quantity can adjust.
A kind of 8. rail vehicle air spring protector according to claim 1, it is characterised in that：The adjustment backing plate
The area of upper surface is more than the area of the bogie crossbeam backstop lower surface.
A kind of 9. rail vehicle air spring protector according to claim 1, it is characterised in that:The cushion block and tune
Whole backing plate is cuboid.
A kind of 10. rail vehicle air spring protector according to claim 1 or 9, it is characterised in that：The adjustment
Backing plate upper surface is identical with the shape and area in the cushion block section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720449094.XU CN206664597U (en) | 2017-04-26 | 2017-04-26 | A kind of rail vehicle air spring protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720449094.XU CN206664597U (en) | 2017-04-26 | 2017-04-26 | A kind of rail vehicle air spring protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206664597U true CN206664597U (en) | 2017-11-24 |
Family
ID=60370925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720449094.XU Active CN206664597U (en) | 2017-04-26 | 2017-04-26 | A kind of rail vehicle air spring protector |
Country Status (1)
| Country | Link |
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| CN (1) | CN206664597U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238616A (en) * | 2020-01-21 | 2020-06-05 | 中车齐齐哈尔车辆有限公司 | Weighing device and weighing system with same |
| CN111976772A (en) * | 2020-09-04 | 2020-11-24 | 中车株洲电力机车有限公司 | Swing bolster and bogie |
-
2017
- 2017-04-26 CN CN201720449094.XU patent/CN206664597U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238616A (en) * | 2020-01-21 | 2020-06-05 | 中车齐齐哈尔车辆有限公司 | Weighing device and weighing system with same |
| CN111976772A (en) * | 2020-09-04 | 2020-11-24 | 中车株洲电力机车有限公司 | Swing bolster and bogie |
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