CN206111907U - Axle dress brake disc - Google Patents
Axle dress brake disc Download PDFInfo
- Publication number
- CN206111907U CN206111907U CN201620986860.1U CN201620986860U CN206111907U CN 206111907 U CN206111907 U CN 206111907U CN 201620986860 U CN201620986860 U CN 201620986860U CN 206111907 U CN206111907 U CN 206111907U
- Authority
- CN
- China
- Prior art keywords
- hub
- disk body
- slide block
- radiating ribs
- spacer ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a rail transit car uses axle dress brake disc, which comprises a disc body, the hub, the spacer ring, the slider, the navigation key, the gasket, bolt and nut, the disk body includes two friction rings, be the heat dissipation muscle that many circles arranged and be located the friction ring inner circle and the claw is connected to a plurality of arranged along the circumferencial direction on from inside to outside along friction ring radial, radial disk body slider groove all has on every connection claw, radial hub top shoe groove has on the hub flange, the slider is placed in corresponding disk body slider groove and hub top shoe groove, the slider of slider passes the power face and passes a power cooperation with disk body slider biography power face and hub top shoe after the installation, bolt loose fit passes each bolt hole in ground and through gasket and nut locking in proper order. The utility model discloses it is high to connect the reliability, and the ventilation cooling performance is good.
Description
Technical field
This utility model is related to a kind of rail traffic vehicle braking device, particularly a kind of brake disc.
Background technology
With developing rapidly for track traffic, disc braking has stable friction performance, inhales relative to tread brake because of which
Receive energy big, perfect heat-dissipating and it is little to thread damages the advantages of, apply to foundation brake of rail transit vehicle more and more
In device.
Important component part of the brake disc as dish type brake rigging, plays a significant role in vehicle braking procedure.
Vehicle braking procedure, when brake rigging applying is acted on, brake clamp action simultaneously promotes brake pad to act on
Vehicle energy, by brake disc and the rubbing action of brake lining, is converted into frictional heat energy release, so as to realize vehicle system by brake disc
It is dynamic.
Braking procedure, brake disc bear the braking torque effect of brake lining applying, and brake disc connector bears brake lining by disk
The braking torque that face is transmitted to, therefore, it is higher to the fastening performance and reliability requirement of brake disc connector.Also, brake
Disk is acted on due to affected by hot loading, and disk body occurs expanded by heating deformation, and disk body radially occurs outwards expansion.In brake disc design,
If considering braking torque transmission, and the protection structure to connector is realized, while thermal deformation is discharged to greatest extent, the company of reduction
The stress level of binding structure, then can comprehensively improve the serviceability of brake disc.
Chinese Patent Application No. be 200720042504.5, it is entitled《Axle-mounted brake disk》Document disclosed in brake disc disk
Body, spacer ring and hub are only bolted, once bolt connection failure, then braking torque cannot be transmitted, and bolt is directly born
Shearing force.
Chinese Patent Application No. be 201020546642.9, it is entitled《It is particularly useful for the brake disc of rail vehicle》Document it is public
The brake disc opened is released radial constraint effect of the hub to disk body by setting up sliding bar on connection pawl to a certain extent
Put, but the transmission of its circumferential braking torque is still only bolted realization.
Meanwhile, it is to reduce impact of the thermic load to brake disc, the two panels friction of the brake disc of axle assembling structure to greatest extent
Radiating ribs for ventilation and heat are arranged between ring typically.Vehicle braking procedure, with vehicle movement, brake disc and sky
There is strong heat convection in gas, so as to the heat energy for producing braking procedure is discharged in air, reduce thermic load to braking
The effect of disk.Therefore, the arrangement of radiating ribs structure has important impact to its ventilation and heat performance.Also, due to thermic load
Effect, brake disc produce thermal stress, in the presence of thermal stress, brake disc deforms.By calculating, brake disc outmost turns
The deflection of the two panels drag ring at position is maximum, therefore outmost turns radiating ribs bear the effect of huge tension, and produces stretching
Deformation.There is crackle and fracture failure in the presence of alternation tension, easily in brake disc long service process, outer ring radiating ribs
Problem, affects product to use and traffic safety.
Chinese Patent Application No. be 201220450881.3, it is entitled《A kind of strong cooling brake disc of novel high-speed train》's
A kind of be axially arranged with several symmetrical sludge groove of the brake disc disclosed in document in rubbing surface, the radiating ribs of brake disc reverse side arrangement
On be provided through the ventilation slot of radiating ribs and sludge groove, its described design is higher to machining requirements, technique realize difficulty compared with
Greatly, and card opens up sludge groove and also increases card stress riser.
The content of the invention
The purpose of this utility model is to provide a kind of connection reliability height, ventilation and heat performance good axle-mounted brake disk.
The technical scheme for realizing this utility model purpose is：A kind of axle-mounted brake disk, including disk body, hub, spacer ring, slide block,
Positioning key, pad, bolt and nut, the disk body include two panels drag ring, the multiple radiatings being connected between two panels drag ring
Muscle and several connection pawls above arranged positioned at drag ring inner ring and along the circumferential direction, the plurality of radiating ribs are along the footpath of drag ring
To arranging in multi-turn from inside to outside, wherein compared with inner ring radiating ribs sectional area less than the radiating ribs of relatively outer ring being adjacent
Sectional area, is located at the radial direction between two radiating ribs of the relatively outer ring being adjacent compared with the kernel of section of the single radiating ribs of inner ring
On line of symmetry, form the ventilation and heat passage of multiple arc line shapeds between the outer wall of the radiating ribs of inside and outside circle, the disk body each
The disk body slide block slot and disk body bolt hole of radial direction are respectively provided with connection pawl, the two sides of disk body slide block slot are disk body slide block power transmission
Face, the hub have flange, be disposed with the hub top shoe groove corresponding with disk body slide block slot, be provided with hub top shoe groove on flange
Hub upper bolt hole, the side of hub top shoe groove is hub top shoe power transmission face, and positioning spline on hub is provided with the periphery of hub, described
Slide block has slide block power transmission face and slider bore, and the slide block is mounted in corresponding disk body slide block slot and hub top shoe groove, slide block
Slide block power transmission face and disk body slide block power transmission face and hub top shoe power transmission face coordinate, on the spacer ring with disk body bolt hole and hub
The corresponding spacer ring bolt hole of upper bolt hole, the endoporus side of spacer ring are provided with the spacer ring positioning that positioning spline is corresponding on the hub with hub
Keyway, the endoporus of spacer ring be nested with hub it is cylindrical on, the positioning key is inserted in positioning key on corresponding spacer ring positioning spline and hub
In groove, the side of positioning key is coordinated with the radial side of positioning spline in the radial side of spacer ring positioning spline and hub, the spiral shell
Bolt loosely sequentially passes through corresponding hub upper bolt hole, slider bore, disk body bolt hole and spacer ring bolt hole and by pad
And nut locking.
The section of the radiating ribs is circle.
Radiating ribs are enclosed often uniform in circumferencial direction.
The connection pawl of the disk body is along the circumferential direction gone up uniformly.
Each radiating ribs of innermost circle are respectively positioned between corresponding two connections pawl.
The quantity of each circle radiating ribs in addition to innermost circle radiating ribs and outmost turns radiating ribs is equal, outmost turns radiating ribs
Quantity of the quantity less than the radiating ribs of the inner ring being adjacent, quantity the dissipating less than the outer ring being adjacent of innermost circle radiating ribs
The quantity of hot muscle.
The slide block is coordinated with disk body slide block slot and hub top shoe groove small―gap suture, and the height of slide block is less than matched disk
The depth sum of body slide block slot and hub top shoe groove.
On the hub of the hub, the spacer ring positioning spline of positioning spline and spacer ring is 1 or symmetrical 2.
Depth sum of the height of the positioning key less than positioning spline and spacer ring positioning spline on matched hub.
The position circular diameter of the disk body bolt hole of the disk body is slightly less than the spacer ring bolt hole of the hub upper bolt hole of hub, spacer ring
And the position circular diameter in slide block assembling rear slider hole.
After said structure, this utility model cannot overcome braking in bolt connection failure, bolted screwing force
During power, disk body is produced and is circumferentially rotated, so as to the side of the disk body slide block slot of disk body is fitted with slide block power transmission face, so as to by brake force
Slide block is transferred to, band movable slider occurs circumferential slip, when the contacts side surfaces of the hub top shoe groove in the slide block power transmission face and hub of slide block
When, then further brake force is transferred on hub, so as to realize the transmission of brake force during bolt connection failure.As bolt pine is matched somebody with somebody
Ground is closed through in the slider bore of slide block, and passes through structure design and dimensional tolerance guarantee bolt connection failure, disk body band movable slider
Circumferential to slide, when the slide block power transmission face of slide block is fitted with the hub top shoe groove of hub, on bolt shank and disk body, slide block and hub spiral shell
Keyhole is not contacted, thus, its brake force is not passed to bolt, and the bar portion of bolt will not be subject to shear action in the circumferential.
When disk body is subject to thermic load to act on, as the disk body slide block slot of disk body, the hub top shoe groove of hub radially prolong
Stretch, and the direction in the slide block power transmission face of slide block is consistent with disk body slide block slot and hub top shoe groove fluting direction, thus disk body is heated
When deforming, its deformation direction and the slide block power transmission face of slide block and disk body slide block slot, the direction of hub top shoe groove are consistent, i.e. disk
Body is radially slided along the disk body slide block slot and hub top shoe groove direction for designing, without interfering with slide block, radially
Release deformation is unfettered, does not produce extra stress to bolt.Simultaneously as the position of the disk body bolt hole of the disk body
The position circular diameter that circular diameter is slightly less than the hub upper bolt hole of hub, the spacer ring bolt hole of spacer ring and slide block assembling rear slider hole is put,
I.e. the place centrage of disk body bolt hole is located at hub upper bolt hole, the spacer ring bolt hole of spacer ring and the slide block assembling rear slider hole of hub
Place centrage closer to center side, when disk body occurs expanded radially and deforms, disk body bolt hole radially expands to be sent out
Change shape, so as to its center is more connect with the hub upper bolt hole of hub, the center of the slider bore of the spacer ring bolt hole and slide block of spacer ring
Closely, so as to the bar portion for ensureing bolt will not be subject to shear action in the circumferential.
As the sectional area of the radiating ribs of the relatively inner ring for designing is less than the sectional area of the radiating ribs of the relatively outer ring being adjacent,
Therefore the sectional area near the outmost turns radiating ribs of disk body external diameter is maximum, its structural strength highest, it is allowed to the thermal stress born
It is larger, thus the structural strength and cracking resistance of outmost turns radiating ribs can be improved.Meanwhile, its sectional area is maximum, casting formability
Can be more excellent, the casting flaw that casting process is produced is less, and the structural stress of foundry goods is also lower.Due to the single radiating ribs compared with inner ring
Kernel of section be located on the radial symmetric line between two radiating ribs of relatively outer ring being adjacent, therefore, in radial direction
On avoid every circle radiating ribs diametric(al) maximum, increase radiating ribs arrangement quantity in radial directions and radiating ribs diameter.
Ventilation and heat passage as multiple arc line shapeds are formed between the outer wall of the radiating ribs of inside and outside circle, in braking procedure, itself and sky
The forced convection of gas, can effectively improve the ventilation and heat performance of brake disc.Meanwhile, the arrangement of radiating ribs ensure that brake disc casts
After sand removal and heat treatment, the passage of bead is unobstructed afterwards, is easy to sand removal and bead operation.Positioning key can ensure spacer ring
It is circumferentially positioned with hub in assembling process, while ensureing that spacer ring bolt hole is coaxial with hub upper bolt hole, it is ensured that spacer ring and spiral shell
Location and installation precision when bolt is assembled, and easily operated installation.
Description of the drawings
This utility model is described in further detail below in conjunction with the embodiment that accompanying drawing is given.
Fig. 1 is the structural representation of axle-mounted brake disk of the present utility model；
Fig. 2 is the A-A sectional views of Fig. 1；
Fig. 3 is the scheme of installation of hub in this utility model, spacer ring, slide block and positioning key；
Fig. 4 is the schematic cross-section of the disk body in this utility model.
Specific embodiment
As shown in Figure 1,2,3, 4, axle-mounted brake disk of the present utility model, including disk body 1, hub 2, spacer ring 3, slide block 4, positioning
Key 5, pad 6, bolt 7 and nut 8, the disk body 1 include two panels drag ring 1-1, be connected to it is many between two panels drag ring 1-1
Individual radiating ribs 1-2 and several connections pawl 1-7 above arranged positioned at drag ring 1-1 inner rings and along the circumferential direction, it is the plurality of to dissipate
Hot muscle 1-2 is arranged in multi-turn from inside to outside along the radial direction of drag ring 1-1, wherein the sectional area compared with radiating ribs 1-2 of inner ring is less than
The sectional area of radiating ribs 1-2 of the relatively outer ring being adjacent, compared with inner ring single radiating ribs 1-2 kernel of section positioned at its phase
On radial symmetric line between two radiating ribs 1-2 of adjacent relatively outer ring, formed between the outer wall of radiating ribs 1-2 of inside and outside circle
The ventilation and heat passage 1-6 of multiple arc line shapeds, is respectively provided with the disk body slide block slot of radial direction on each connection pawl 1-7 of the disk body 1
The two sides of 1-8 and disk body bolt hole 1-9, disk body slide block slot 1-8 are disk body slide block power transmission face 1-10, and the hub 2 is with flange
2-5, is disposed with the hub top shoe groove 2-1 corresponding with disk body slide block slot 1-8, is provided with hub in hub top shoe groove 2-1 on flange 2-5
The side of upper bolt hole 2-2, hub top shoe groove 2-1 is hub top shoe power transmission face 2-3, is provided with hub and positions on the periphery of hub 2
Keyway 2-4, the slide block 4 have slide block power transmission face 4-1 and slider bore 4-2, and the slide block 4 is mounted in corresponding disk body slide block slot 1-
In 8 and hub top shoe groove 2-1, the slide block power transmission face 4-1 and disk body slide block power transmission face 1-10 of slide block 4 and hub top shoe power transmission face 2-
3 coordinate, with the spacer ring bolt hole 3-1 corresponding with disk body bolt hole 1-9 and hub upper bolt hole 2-2, spacer ring on the spacer ring 3
3 endoporus side is provided with the spacer ring positioning spline 3-2 corresponding with positioning spline 2-4 on the hub of hub 2, and the endoporus of spacer ring 3 is nested with
Hub 2 it is cylindrical on, the positioning key 5 is inserted on corresponding spacer ring positioning spline 3-2 and hub in positioning spline 2-4, positioning key 5
In the radial side and hub of side 5-1 and spacer ring positioning spline 3-2, the radial side of positioning spline 2-4 coordinates, and the bolt 7 is loose
Ordinatedly sequentially pass through corresponding hub upper bolt hole 2-2, slider bore 4-2, disk body bolt hole 1-9 and spacer ring bolt hole 3-1 and
Locked by pad 6 and nut 8.
As shown in figure 4, the section of radiating ribs 1-2 is circle.
As shown in figure 4, it is uniform in circumferencial direction often to enclose radiating ribs 1-2.
As shown in Fig. 4,2, the connection pawl 1-7 of the disk body 1 along the circumferential direction goes up uniformly.
As shown in figure 4, each radiating ribs 1-2 of innermost circle are respectively positioned between corresponding two connections pawl 1-7.
As shown in figure 4, the quantity of each circle radiating ribs 1-2 in addition to innermost circle radiating ribs 1-2 and outmost turns radiating ribs 1-2
Equal, due to placing casting mark needs, need symmetrically to remove some outmost turns radiating ribs 1-2, thus outermost
Quantity of the quantity of circle radiating ribs 1-2 less than radiating ribs 1-2 of the relatively inner ring being adjacent.And innermost circle radiating ribs 1-2 then by
In the reason for inner ring arrangement connection pawl 1-7, its position is occupied by uniform connection pawl 1-7, so as to cause innermost circle radiating ribs 1-2
Quantity less than radiating ribs 1-2 of relatively outer ring being adjacent quantity.As shown in Figure 2,3, 4, the slide block 4 and disk body slide block
Groove 1-8 and hub top shoe groove 2-1 small―gap sutures coordinate, and the height of slide block 4 is less than on matched disk body slide block slot 1-8 and hub to be slided
The depth sum of block groove 2-1.
As shown in Fig. 2 the spacer ring positioning spline 3-2 of positioning spline 2-4 and spacer ring 3 is 1 or right on the hub of the hub 2
Claim 2 of distribution.
As shown in Fig. 2 the height of the positioning key 5 is less than positioning spline 2-4 and spacer ring positioning key on matched hub
The depth sum of groove 3-2.
As shown in Figure 2,3, 4, the position circular diameter of the disk body bolt hole 1-9 of the disk body 1 is slightly less than bolt on the hub of hub 2
Hole 2-2, the spacer ring bolt hole 3-1 of spacer ring 3 and slide block 4 assemble the position circular diameter of rear slider hole 4-2.Position circle refer to disk body,
On the parts such as hub, the spacer ring and assembling rear slider center circle constituted by uniform bolt hole center.
As shown in Figure 1,2,3, 4, this utility model in use, when 7 Joint failure of bolt, bolted is tightened
When power cannot overcome brake force, disk body 1 is produced and is circumferentially rotated, so as to side and the slide block power transmission of the disk body slide block slot 1-8 of disk body 1
Face 4-1 fits, and so as to brake force is transferred to slide block 4, band movable slider 4 occurs circumferential slip, as the slide block power transmission face 4- of slide block 4
1 with the contacts side surfaces of the hub top shoe power transmission face 2-3 of hub 2 when, then further brake force is transferred on hub 2, so as to realize spiral shell
The transmission of brake force during 7 Joint failure of bolt.As bolt 7 is loosely through slider bore 4-1 of slide block 4, and set by structure
Meter and dimensional tolerance ensure that disk body 1 is with 4 circumferential slip of movable slider, the slide block power transmission face 4-1 of slide block 4 in 7 Joint failure of bolt
When fitting with the hub top shoe groove 2-1 of hub 2,7 bar portion of bolt is not contacted with disk body 1, slide block 4 and hub upper bolt hole 2-2, thus,
Its brake force is not passed to bolt 7, and the bar portion of bolt 7 will not be subject to shear action in the circumferential, bolt be connected so as to be formed
The effective protection for connecing, improves bolted reliability.
Disk body 1 be subject to thermic load act on when, due to the hub top shoe groove 2-1 of the disk body slide block slot 1-8 on disk body 1, hub 2 it is equal
Radially extend, and the direction of the slide block power transmission face 4-1 of slide block 4 and disk body slide block slot 1-8 and hub top shoe groove 2-1 flutings direction
Unanimously, thus disk body 1 be heated when deforming, the slide block power transmission face 4-1 and disk body slide block slot 1- on its deformation direction and slide block 4
8th, the direction of hub top shoe groove 2-1 is consistent, i.e., disk body 1 occurs footpath along the disk body slide block slot 1-8 and hub top shoe groove 2-1 of design
To slip, without interfering with slide block 4, radially release deformation is unfettered, bolt 7 is not produced and extra answers masterpiece
With.Simultaneously as the position circular diameter of the disk body bolt hole 1-9 of the disk body 1 is slightly less than the hub upper bolt hole 2-2 of hub 2, spacer ring
3 spacer ring bolt hole 3-1 and slide block 4 assemble the position circular diameter of rear slider hole 4-2, i.e. the place center of disk body bolt hole 1-9
Line is located at hub upper bolt hole 2-2, the spacer ring bolt hole 3-1 of the spacer ring 3 and slide block 4 assembling rear slider hole 4-2 places centrage of hub 2
Closer to disk body center side, when disk body 1 occurs expanded radially and deforms, disk body bolt hole 1-9 radially expands generation
Deformation, so as to its center and slider bore 4-2 of the hub upper bolt hole 2-2, the spacer ring bolt hole 3-1 of spacer ring 3 and slide block 4 of hub 2
Center is more closely, so as to the bar portion for ensureing bolt 7 will not be subject to shear action in the circumferential.
Positioning key 5 can ensure that spacer ring 3 is circumferentially positioned with hub 2 in assembling process, while ensureing spacer ring bolt hole 3-1 and hub
Upper bolt hole 2-2's is coaxial, it is ensured that location and installation precision when spacer ring 3 and bolt 7 are assembled, and easily operated installation.
Claims (10)
1. a kind of axle-mounted brake disk, including disk body（1）, hub（2）, spacer ring（3）, slide block（4）, positioning key（5）, pad（6）, bolt
（7）And nut（8）, the disk body（1）Including two panels drag ring（1-1）, be connected to two panels drag ring（1-1）Between it is multiple dissipate
Hot muscle（1-2）With positioned at drag ring（1-1）Several connection pawls of inner ring and along the circumferential direction upper arrangement（1-7）, its feature exists
In：
A, the plurality of radiating ribs（1-2）Along drag ring（1-1）Radial direction from inside to outside in multi-turn arrange, wherein compared with inner ring dissipate
Hot muscle（1-2）Sectional area less than the radiating ribs of relatively outer ring being adjacent（1-2）Sectional area, compared with the single radiating ribs of inner ring
（1-2）Kernel of section be located at two radiating ribs of relatively outer ring being adjacent（1-2）Between radial symmetric line on, it is inside and outside
The radiating ribs of circle（1-2）Outer wall between form the ventilation and heat passage of multiple arc line shapeds（1-6）,
B, the disk body（1）Each connection pawl（1-7）On be respectively provided with the disk body slide block slot of radial direction（1-8）And disk body bolt hole
（1-9）, disk body slide block slot（1-8）Two sides be disk body slide block power transmission face（1-10）,
C, the hub（2）With flange（2-5）, flange（2-5）On be disposed with and disk body slide block slot（1-8）It is sliding on corresponding hub
Block groove（2-1）, hub top shoe groove（2-1）In be provided with hub upper bolt hole（2-2）, hub top shoe groove（2-1）Side be sliding on hub
Block power transmission face（2-3）, hub（2）Periphery on be provided with positioning spline on hub（2-4）,
D, the slide block（4）With slide block power transmission face（4-1）And slider bore（4-2）, the slide block（4）It is mounted in corresponding disk body to slide
Block groove（1-8）With hub top shoe groove（2-1）In, slide block（4）Slide block power transmission face（4-1）With disk body slide block power transmission face（1-10）And
Hub top shoe power transmission face（2-3）Coordinate,
E, the spacer ring（3）On with disk body bolt hole（1-9）And hub upper bolt hole（2-2）Corresponding spacer ring bolt hole
（3-1）, spacer ring（3）Endoporus side be provided with and hub（2）Hub on positioning spline（2-4）Corresponding spacer ring positioning spline（3-2）,
Spacer ring（3）Endoporus be nested with hub（2）It is cylindrical on,
F, the positioning key（5）It is inserted in corresponding spacer ring positioning spline（3-2）With positioning spline on hub（2-4）In, positioning key（5）
Side（5-1）With spacer ring positioning spline（3-2）Radial side and hub on positioning spline（2-4）Radial side coordinate,
G, the bolt（7）Corresponding hub upper bolt hole is sequentially passed through loosely（2-2）, slider bore（4-2）, disk body bolt hole
（1-9）With spacer ring bolt hole（3-1）And pass through pad（6）And nut（8）Locking.
2. axle-mounted brake disk according to claim 1, it is characterised in that：The radiating ribs（1-2）Section be circle.
3. axle-mounted brake disk according to claim 1, it is characterised in that：Radiating ribs are enclosed often（1-2）It is equal in circumferencial direction
Cloth.
4. axle-mounted brake disk according to claim 1, it is characterised in that：The disk body（1）Connection pawl（1-7）Circumferentially
It is uniform on direction.
5. axle-mounted brake disk according to claim 1, it is characterised in that：Each radiating ribs of innermost circle（1-2）It is respectively positioned on
Corresponding two connections pawl（1-7）Between.
6. axle-mounted brake disk according to claim 1, it is characterised in that：Except innermost circle radiating ribs（1-2）Dissipate with outmost turns
Hot muscle（1-2）Outside each circle radiating ribs（1-2）Quantity it is equal, outmost turns radiating ribs（1-2）Quantity less than being adjacent
Inner ring radiating ribs（1-2）Quantity, innermost circle radiating ribs（1-2）Quantity less than the radiating ribs of outer ring being adjacent
（1-2）Quantity.
7. axle-mounted brake disk according to claim 1, it is characterised in that：The slide block（4）With disk body slide block slot（1-8）And
Hub top shoe groove（2-1）Small―gap suture coordinates, slide block（4）Height be less than matched disk body slide block slot（1-8）And slide on hub
Block groove（2-1）Depth sum.
8. axle-mounted brake disk according to claim 1, it is characterised in that：The hub（2）Hub on positioning spline（2-4）And
Spacer ring（3）Spacer ring positioning spline（3-2）It is 1 or symmetrical 2.
9. axle-mounted brake disk according to claim 8, it is characterised in that：The positioning key（5）Height less than matching somebody with somebody therewith
Positioning spline on the hub of conjunction（2-4）And spacer ring positioning spline（3-2）Depth sum.
10. axle-mounted brake disk according to claim 1, it is characterised in that：The disk body（1）Disk body bolt hole（1-9）
Position circular diameter be slightly less than hub（2）Hub upper bolt hole（2-2）, spacer ring（3）Spacer ring bolt hole（3-1）And slide block（4）Group
Dress rear slider hole（4-2）Position circular diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620986860.1U CN206111907U (en) | 2016-08-30 | 2016-08-30 | Axle dress brake disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620986860.1U CN206111907U (en) | 2016-08-30 | 2016-08-30 | Axle dress brake disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206111907U true CN206111907U (en) | 2017-04-19 |
Family
ID=58514739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620986860.1U Withdrawn - After Issue CN206111907U (en) | 2016-08-30 | 2016-08-30 | Axle dress brake disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206111907U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151322A (en) * | 2016-08-30 | 2016-11-23 | 常州中车铁马科技实业有限公司 | Axle-mounted brake disk |
| WO2019109762A1 (en) * | 2017-12-08 | 2019-06-13 | 常州中车铁马科技实业有限公司 | Brake disc and rail transit vehicle |
| WO2019128458A1 (en) * | 2017-12-29 | 2019-07-04 | 常州中车铁马科技实业有限公司 | Shaft-mounted brake disc device for railway vehicle |
-
2016
- 2016-08-30 CN CN201620986860.1U patent/CN206111907U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151322A (en) * | 2016-08-30 | 2016-11-23 | 常州中车铁马科技实业有限公司 | Axle-mounted brake disk |
| WO2019109762A1 (en) * | 2017-12-08 | 2019-06-13 | 常州中车铁马科技实业有限公司 | Brake disc and rail transit vehicle |
| WO2019128458A1 (en) * | 2017-12-29 | 2019-07-04 | 常州中车铁马科技实业有限公司 | Shaft-mounted brake disc device for railway vehicle |
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