CN207777473U - Disk body, brake disc and rail traffic vehicles - Google Patents
Disk body, brake disc and rail traffic vehicles Download PDFInfo
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- CN207777473U CN207777473U CN201721710600.2U CN201721710600U CN207777473U CN 207777473 U CN207777473 U CN 207777473U CN 201721710600 U CN201721710600 U CN 201721710600U CN 207777473 U CN207777473 U CN 207777473U
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- transit vehicle
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- 238000000465 moulding Methods 0.000 claims abstract description 12
- 238000005242 forging Methods 0.000 claims abstract description 9
- 230000004992 fission Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 238000005266 casting Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model discloses a kind of disk body, brake disc and rail traffic vehicles, brake disc includes：Disk body, disk body include：Split type two friction plates, multiple radiator structures, multiple link blocks and multiple first fasteners, two friction plates are oppositely arranged and multiple radiator structures are separately fixed between two friction plates, multiple first perforation are also respectively provided on two friction plates, the second perforation and third perforation are respectively arranged on multiple link blocks, multiple first fasteners are corresponded with multiple first perforation and multiple second perforation；Hub is provided with multiple four perforation in hub；Multiple second fasteners, multiple second fasteners are perforated with multiple thirds and multiple 4th perforation correspond.Disk body is made from multiple components as a result, and disk body can be dismantled, and friction plate can be to be assembled, so as to solve the drawbacks of current brake disc disk body gets only integral casting forming after inblock cast or forging molding.
Description
Technical field
The utility model is related to technical field of rail traffic more particularly to a kind of brake disc for rail transit vehicle and tool
There are the rail traffic vehicles of the brake disc and the disk body of the brake disc.
Background technology
In recent years, the speed of service of the vehicles such as either big railway or urban rail subway is constantly soaring, is fitted with this
It has been more than gradually 80km/h to answer the demand that big flow passenger conveys in the short time, city rail vehicle, and high-speed railway vehicle researches and develops speed
All reach 500km/h or more.It stops requirement to cope with the vehicle constantly to raise speed simultaneously, the requirement of foundation brake system is also continuous
It improves, generally uses disc brake on the passenger stock of 80km/h at present, the use of disc brake is even more
Increase the ability of foundation brake and the safety of car operation.
And brake disc is then one of the key components and parts in dish type brake rigging.Brake disc arrangement generally can include to rub
The disk body of wiping and axis connection, which transmit fasteners of parts such as hub or wheel, the fixed disk body of braking torque etc., must part,
Its difference main distinction is in connection structure and location structure.Wherein, disk body is generally non-dismountable, for example, some disk bodies
It is an integral structure, such disk body may be only available for casting and forming, to seriously limit the quality and performance of disk body.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality
With a kind of brake disc for rail transit vehicle of novel proposition, which there is split type disk body, such disk body may be used
Forging molding mode.
The utility model further proposes a kind of disk body of brake disc for rail transit vehicle.
The utility model further also proposed a kind of rail traffic vehicles.
Brake disc for rail transit vehicle according to the present utility model, including：Disk body, the disk body include：Split type
Two friction plates, multiple radiator structures, multiple link blocks and multiple first fasteners, two friction plates are oppositely arranged and more
A radiator structure is separately fixed between two friction plates, and multiple are also respectively provided on two friction plates
One perforation, is respectively arranged with the second perforation and third perforation on multiple link blocks, multiple first fasteners with it is multiple
First perforation and multiple second perforation are corresponded to fix two friction plates and multiple link blocks；
Hub is provided with multiple four perforation in the hub；Multiple second fasteners, multiple second fasteners with it is multiple described
Third is perforated and multiple 4th perforation are corresponded to fix the multiple link block and the hub.
Brake disc according to the present utility model, disk body are made from multiple components, and disk body can be dismantled, such disk body at
Type has wider array of versatility, and friction plate can be to be assembled, to solve current braking after inblock cast or forging molding
The drawbacks of disk disk body gets only integral casting forming so that can guarantee that the forging molding mode of material internal quality can be used for such disk
Body produces, and can promote the performance of brake disc.
In some examples of the utility model, the center that multiple link blocks are respectively facing the disk body extends and week
To being uniformly distributed.
In some examples of the utility model, the first locating part, the heat dissipation knot are provided on two friction plates
The second locating part is provided on structure, second locating part is two and is limited in the axial direction with first on two friction plates
Position part corresponding matching.
In some examples of the utility model, first locating part be protrusion and groove in one, described second
Locating part is another in protrusion and groove, and the protrusion and the groove cooperate.
In some examples of the utility model, each radiator structure carries the column or cone of the groove in both ends
Shape.
In some examples of the utility model, multiple radiator structures are in circumferential and radially distribution spaced apart.
In some examples of the utility model, multiple radiator structure composition radiator structure inner ring groups and radiator structure
Outer shroud group, the line shapes between multiple radiator structures of the radiator structure inner ring group and the radiator structure outer shroud group
Multiple radiator structures between line shapes be respectively regular polygon or circle.
In some examples of the utility model, the height of the radiator structure is identical as the height of the link block.
In some examples of the utility model, multiple second perforation and multiple are provided on each link block
Second perforation extends in the width direction of the link block.
In some examples of the utility model, the hub includes：Hub ontology and flange, the 4th perforation are formed
On the flange, key is correspondingly arranged on the outer wall of the hub ontology and on the inner wall of at least part link block
Slot；The brake disc further includes：First key, first key are arranged in the keyway.
In some examples of the utility model, the brake disc further includes：Pressure ring, the pressure ring are located at the link block
The side far from the 4th perforation, be provided with multiple five perforation on the pressure ring, multiple second fasteners also with
Multiple 5th perforation are corresponded to fix the pressure ring, the multiple link block and the hub.
In some examples of the utility model, the pressure ring is an integral structure or circumferentially distributed split structure.
In some examples of the utility model, the pressure ring is split structure and seperated quantity is less than multiple described the
The quantity of five perforation.
In some examples of the utility model, the fission of the mutually matched pressure ring uses the side of end dentation connection
Formula.
In some examples of the utility model, on the inner wall of the pressure ring and on the outer wall of the hub ontology of the hub
It is correspondingly arranged on keyway；The brake disc further includes：Second key, second key are arranged in the keyway.
In some examples of the utility model, the friction plate is forging molding friction plate.
The disk body of brake disc for rail transit vehicle according to the present utility model, the disk body are the rail vehicle
With the disk body of brake disc.
Rail traffic vehicles according to the present utility model, including the brake disc for rail transit vehicle.
Description of the drawings
Fig. 1 is the structural schematic diagram according to the brake disc of the utility model embodiment；
Fig. 2 is the sectional view in the directions A-A along Fig. 1；
Fig. 3 is the structural schematic diagram of disk body；
Fig. 4 is the partial sectional view of disk body；
Fig. 5 is the structural schematic diagram of pressure ring；
Fig. 6 is the structural schematic diagram of hub；
Fig. 7 is the structural schematic diagram of friction plate.
Reference numeral：
Brake disc 100；
Disk body 10；Friction plate 11；First perforation 111；First locating part 112；
Radiator structure 12；Second locating part 121；
Link block 13；Second perforation 131；Third perforation 132；
First fastener 14；
Hub 20；Hub ontology 21；
Flange 22；4th perforation 221；
Second fastener 30；First key 40；Pressure ring 50；5th perforation 51；Second key 60；Keyway 70；
Radiator structure inner ring group a；Radiator structure outer shroud group b.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings.Below by
The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and should not be understood as new to this practicality
The limitation of type.
The brake disc for rail transit vehicle 100 according to the utility model embodiment is described in detail below with reference to Fig. 1-Fig. 7,
The brake disc 100 can be applied in the braking system of rail traffic vehicles.
May include according to the brake disc 100 of the utility model embodiment：Disk body 10, hub 20 and multiple second fasteners
30。
As shown in figs 2-4, disk body 10 includes：Split type two friction plates 11, multiple radiator structures 12, multiple connections
Block 13 and multiple first fasteners 14, wherein the structure of two friction plates 11 can be identical, and certainly, two friction plates 11 also may be used
To make local directed complete set according to actual conditions.
Two friction plates 11 are oppositely arranged, and it is axial to be oppositely arranged direction.And multiple radiator structures 12 are separately fixed at
Between two friction plates 11, in this way when two friction plates 11 are acted on by thermic load, multiple radiator structures 12 can be at two
Heat dissipation is provided between friction plate 11, so as to reduce the temperature of disk body 10, it is possible to reduce the expansion of disk body 10, and then can carry
The structural reliability of high brake disc 100.Optionally, friction plate 11 can be forging molding friction plate 11, such friction plate 11
Better quality, so as to preferably improve the reliability of brake disc 100.It should be noted that friction plate 11 can also be taken
Other molding modes, for example, the modes such as the molding of casting and forming, injection molding, powder metallurgy pressing, knitting forming.
It is also respectively provided with multiple first perforation 111 on two friction plates 11, the is respectively arranged on multiple link blocks 13
Two perforation 131 and third perforation 132, multiple first fasteners 14 perforate 131 one by one with multiple first perforation 111 and multiple second
It corresponds to fix two friction plates 11 and multiple link blocks 13.The number of plurality of link block 13 and multiple first fasteners 14
Amount can be adjusted according to actual conditions.
It is provided with multiple four perforation 221 in hub 20, multiple second fasteners 30 and multiple thirds perforate 132 and multiple
4th perforation 221 is corresponded to fix multiple link blocks 13 and hub 20.Link block 13 can pass through the first fastening in this way
Part 14 and the second fastener 30 are fixed with two friction plates 11 and hub 20 respectively, so as to connect disk body 10 and hub 20
Together, and then it can ensure the overall structure reliability of brake disc 100.Wherein, the first fastener 14 and the second fastener 30
Can include mutually matched screw bolt and nut, but the first fastener 14 and the second fastener 30 can be different model
Fastener, for example, the bolt radial dimension of the first fastener 14 can be less than the bolt radial dimension of the second fastener 30.
As a result, according to the brake disc of the utility model embodiment 100, disk body 10 is made from multiple components, and disk body 10
It can dismantle, the molding of such disk body 10 has wider array of versatility, and friction plate 11 can be to carry out after inblock cast or forging molding
The drawbacks of assembling, the disk body for solving current brake disc gets only integral casting forming so that can guarantee the forging of material internal quality
It makes molding mode and can be used for the production of such disk body 10, the performance of brake disc 100 can be promoted.
Optionally, as shown in figure 3, the center that multiple link blocks 13 are respectively facing disk body 10 extends, and multiple link blocks
13 are circumferentially uniformly distributed.Link block 13 can extend in a radial direction in this way, can be fixed in order to itself and hub 20, and can be with
Improve the reliability between hub 20 and disk body 10.Specifically, the inner wall of link block 13 in a ring, can be conducive to connect in this way
The inner wall of block 13 and the outer wall of hub 20 mutually only support.
A specific embodiment according to the present utility model is provided with as shown in Figure 2 and Figure 4 on two friction plates 11
One locating part 112 is provided with the second locating part 121 on radiator structure 12, and the second locating part 121 is two, and two second
Locating part 121 in the axial direction with 112 corresponding matching of the first locating part on two friction plates 11.Pass through 112 He of the first locating part
The cooperation of second locating part 121, can improve fixation reliability of the radiator structure 12 between two friction plates 11, and can be with
The contact area for increasing radiator structure 12 and two friction plates 11 is imitated so as to the heat dissipation of further heat radiation structure 12
Fruit.
Optionally, the first locating part 112 can be one in protrusion and groove, and the second locating part 121 can be protrusion
With another in groove, protrusion and groove cooperate.As shown in Figure 2 and Figure 4, the first locating part 112 can be protrusion, such as
Shown in Fig. 7, for protrusion it is so structured that column, groove equally can be cylindric.Groove and convex design are simple, easily manufactured,
Good reliability.
Specifically, each radiator structure 12 is in the reeded column of both ends band.As shown in Figure 2 and Figure 4, radiator structure 12
Sectional view is H-shaped.Certainly, the utility model is not limited to this, and each radiator structure 12 is in the reeded taper of both ends band.So
The radiator structure 12 of setting is simple in structure and reliable.
Optionally, multiple radiator structures 12 are in circumferential and radially distribution spaced apart.Multiple radiator structures 12 in this way can be with
The heat of friction plate 11 is efficiently and uniformly taken away, the integral heat sink performance of disk body 10 can be promoted.To multiple radiator structures 12
Specific arrangement form do not limit, the form of regular arrangement may be used in multiple radiator structures 12, certainly, multiple radiator structures
12 can also use the form irregularly arranged.
Specifically, multiple radiator structures 12 can form radiator structure inner ring group a and radiator structure outer shroud group b, heat dissipation knot
Between line shapes between multiple radiator structures 12 of structure inner ring group a and multiple radiator structures 12 of radiator structure outer shroud group b
Line shapes be respectively regular polygon or circle.As shown in fig. 7, multiple radiator structures 12 of radiator structure inner ring group a it
Between line shapes and multiple radiator structures 12 of radiator structure outer shroud group b between line shapes be respectively regular hexagon.It is logical
The multiple radiator structures 12 of reasonable Arrangement are crossed, 10 integral heat sink performance of disk body can be made more preferable.
Optionally, as shown in Figure 2 and Figure 4, the height of radiator structure 12 is identical as the height of link block 13.Two such is rubbed
Pad 11 can be arranged in parallel, so that radiator structure 12, link block 13 are fixed with two friction plates 11 respectively
It is relatively reliable.
Optionally, as shown in figures 1 and 3, multiple second perforation 131, and multiple the are provided on each link block 13
Two perforation 131 extend in the width direction of link block 13.Wherein, the length direction of link block 13 is the radial direction side of brake disc 100
To the width direction of link block 13 can be the direction extended with normal.For example, each link block 13 corresponding second is perforated
131 quantity can be two, and two second perforation 131 correspond to two the first fasteners 14, in this way by being arranged two first
The structural reliability of disk body 10 can be further improved in fastener 14.
A specific embodiment according to the present utility model, in conjunction with shown in Fig. 1 and Fig. 6, hub 20 includes：Hub ontology 21
With flange 22, the 4th perforation 221 is formed on flange 22, interior at least part link block 13 on the outer wall of hub ontology 21
Keyway 70 is correspondingly arranged on wall, brake disc 100 can also include：First key 40, the first key 40 are arranged in keyway 70.Pass through
First key 40 and two corresponding keyways 70 are set, the positioning action between disk body 10 and hub 20 may be implemented, while when company
It connects link block 13, when the fastener of hub 20 loosens, braking moment can be transmitted and fastener is avoided to bear shearing force.It is such
Design method makes disk body 10 and the assembling of hub 20 simple and practicable, while realizing the function of positioning power transmission again.
An alternative embodiment according to the present utility model, brake disc 100 can also include：Pressure ring 50, pressure ring 50 are located at
The side far from the 4th perforation 221 of link block 13, in other words, the flange 22 of pressure ring 50 and hub 20 is located at the axis of link block 13
To both sides.Multiple 5th perforation 51 are provided on pressure ring 50, multiple second fasteners 30 are also a pair of with multiple 5th perforation 51 1
It should be pressure ring 50, multiple link blocks 13 and hub 20 to be fixed.By the way that pressure ring 50 is arranged, can improve hub 20 and disk body 10 it
Between fixation reliability.
Optionally, pressure ring 50 is an integral structure, and such pressure ring 50 is simple in structure, easy for installation.
It is another optionally, as shown in figure 5, pressure ring 50 can be circumferentially distributed split structure.In other words, pressure ring 50
The pressure ring 50 of an entirety in a ring can be combined into multiple arcs piece.For example, pressure ring 50 may include two opposite semicircles
Piece.The pressure ring 50 of such setting had not only realized the effect of 50 fixation fastener of pressure ring, but also can to damage in pressure ring 50
When can easily replace very much.
Wherein, as shown in figure 5, pressure ring 50 can be split structure, and seperated quantity is less than multiple five perforation 51
Quantity.In other words, seperated at least corresponding one the 5th perforation 51 of a pressure ring 50.The seperated quantity of pressure ring 50 in this way is suitable
Preferably, so as to improving the arrangement convenience of pressure ring 50.
Optionally, as shown in figure 5, the fission of mutually matched pressure ring 50 is by the way of the connection of end dentation.End tooth
The mode of shape connection can make 50 integral arrangement of pressure ring reliable, and replace conveniently.
Further, as shown in Figure 2 and Figure 6, right on the inner wall of pressure ring 50 and on the outer wall of the hub ontology 21 of hub 20
Keyway 70 should be provided with；Brake disc 100 can also include：Second key 60, the second key 60 are arranged in keyway 70.Pass through setting the
The positioning action between pressure ring 50 and hub 20 may be implemented in two keys 60 and two corresponding keyways 70, while when connection connection
Fastener when loosening of block 13, hub 20, can transmit braking moment and fastener is avoided to bear shearing force.Such design side
Formula makes pressure ring 50 and the assembling of hub 20 simple and practicable, while realizing the function of positioning power transmission again.
In addition, when link block 13, hub 20 and pressure ring 50 connect, using disc spring film and self-locking nut, braking
After abrasion occurs in the fastener of disk 100, can still fastener be kept to be reliably connected by disc spring film and deflection, fastened
Part portion loosens, and 100 device of brake disc has reliable anti-loosening property.
According to the disk body 10 of the brake disc for rail transit vehicle 100 of the utility model embodiment, disk body 10 is above-mentioned reality
Apply the disk body 10 of the brake disc for rail transit vehicle 100 of example.
According to the rail traffic vehicles braking of the rail traffic vehicles of the utility model embodiment, including above-described embodiment
Disk 100.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combines and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (18)
1. a kind of brake disc for rail transit vehicle, which is characterized in that including：
Disk body, the disk body include：Split type two friction plates, multiple radiator structures, multiple link blocks and multiple first tight
Firmware, two friction plates are oppositely arranged and multiple radiator structures are separately fixed between two friction plates, and two
It is also respectively provided with multiple first perforation on a friction plate, the second perforation and the are respectively arranged on multiple link blocks
Three perforation, multiple first fasteners are corresponded with multiple first perforation and multiple second perforation with by two
The friction plate and multiple link blocks are fixed；
Hub is provided with multiple four perforation in the hub；
Multiple second fasteners, multiple second fasteners are perforated one by one with multiple third perforation and the multiple described 4th
It corresponds to fix the multiple link block and the hub.
2. brake disc for rail transit vehicle according to claim 1, which is characterized in that multiple link blocks court respectively
Extend to the center of the disk body and is circumferentially uniformly distributed.
3. brake disc for rail transit vehicle according to claim 1, which is characterized in that be arranged on two friction plates
Have the first locating part, be provided with the second locating part on the radiator structure, second locating part be two and in the axial direction with
The first locating part corresponding matching on two friction plates.
4. brake disc for rail transit vehicle according to claim 3, which is characterized in that first locating part is protrusion
With one in groove, second locating part is another in protrusion and groove, the protrusion and the groove phase interworking
It closes.
5. brake disc for rail transit vehicle according to claim 4, which is characterized in that each radiator structure is in two
Column or taper of the end with the groove.
6. brake disc for rail transit vehicle according to claim 3, which is characterized in that multiple radiator structures are in week
It is distributed to radially spaced apart.
7. brake disc for rail transit vehicle according to claim 6, which is characterized in that multiple radiator structure compositions
Radiator structure inner ring group and radiator structure outer shroud group, the line between multiple radiator structures of the radiator structure inner ring group
Line shapes between shape and multiple radiator structures of the radiator structure outer shroud group are respectively regular polygon or circle.
8. brake disc for rail transit vehicle according to claim 1, which is characterized in that the height of the radiator structure with
The height of the link block is identical.
9. brake disc for rail transit vehicle according to claim 1, which is characterized in that be arranged on each link block
There are multiple second perforation and multiple second perforation extend in the width direction of the link block.
10. brake disc for rail transit vehicle according to claim 1, which is characterized in that the hub includes：Hub sheet
Body and flange, the 4th perforation are formed on the flange, on the outer wall of the hub ontology and at least part company
It connects and is correspondingly arranged on keyway on the inner wall of block；
The brake disc further includes：First key, first key are arranged in the keyway.
11. according to the brake disc for rail transit vehicle described in any one of claim 1-10, which is characterized in that further include：
Pressure ring, the pressure ring are located at the side far from the 4th perforation of the link block, multiple five are provided on the pressure ring
Perforation, multiple second fasteners are also corresponded with multiple five perforation with by the pressure ring, the multiple connection
Block and the hub are fixed.
12. brake disc for rail transit vehicle according to claim 11, which is characterized in that the pressure ring is integral type knot
Structure or circumferentially distributed split structure.
13. brake disc for rail transit vehicle according to claim 12, which is characterized in that the pressure ring is split type knot
Structure and seperated quantity are less than the quantity of multiple 5th perforation.
14. brake disc for rail transit vehicle according to claim 13, which is characterized in that the mutually matched pressure ring
Fission using end dentation connection by the way of.
15. brake disc for rail transit vehicle according to claim 11, which is characterized in that on the inner wall of the pressure ring and
It is correspondingly arranged on keyway on the outer wall of the hub ontology of the hub；
The brake disc further includes：Second key, second key are arranged in the keyway.
16. according to the brake disc for rail transit vehicle described in any one of claim 1-10, which is characterized in that the friction
Piece is forging molding friction plate.
17. a kind of disk body of brake disc for rail transit vehicle, which is characterized in that the disk body is according in claim 1-16
The disk body of any one of them brake disc for rail transit vehicle.
18. a kind of rail traffic vehicles, which is characterized in that include the rail traffic according to any one of claim 1-16
Vehicle brake disc.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710600.2U CN207777473U (en) | 2017-12-08 | 2017-12-08 | Disk body, brake disc and rail traffic vehicles |
| PCT/CN2018/113094 WO2019109762A1 (en) | 2017-12-08 | 2018-10-31 | Brake disc and rail transit vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710600.2U CN207777473U (en) | 2017-12-08 | 2017-12-08 | Disk body, brake disc and rail traffic vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207777473U true CN207777473U (en) | 2018-08-28 |
Family
ID=63231963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721710600.2U Active CN207777473U (en) | 2017-12-08 | 2017-12-08 | Disk body, brake disc and rail traffic vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207777473U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869423A (en) * | 2019-03-21 | 2019-06-11 | 中国铁道科学研究院集团有限公司 | A kind of carbon pottery axle-mounted brake disk suitable for high-speed EMUs |
| CN109899421A (en) * | 2017-12-08 | 2019-06-18 | 常州中车铁马科技实业有限公司 | Disk body, brake disc and rail traffic vehicles |
| CN110873135A (en) * | 2018-09-03 | 2020-03-10 | 中车唐山机车车辆有限公司 | Micro-rail vehicle and electromagnetic brake thereof |
-
2017
- 2017-12-08 CN CN201721710600.2U patent/CN207777473U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899421A (en) * | 2017-12-08 | 2019-06-18 | 常州中车铁马科技实业有限公司 | Disk body, brake disc and rail traffic vehicles |
| CN110873135A (en) * | 2018-09-03 | 2020-03-10 | 中车唐山机车车辆有限公司 | Micro-rail vehicle and electromagnetic brake thereof |
| CN109869423A (en) * | 2019-03-21 | 2019-06-11 | 中国铁道科学研究院集团有限公司 | A kind of carbon pottery axle-mounted brake disk suitable for high-speed EMUs |
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