CN209026054U - The full carbon pottery axle-mounted brake disk component of bullet train - Google Patents
The full carbon pottery axle-mounted brake disk component of bullet train Download PDFInfo
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- CN209026054U CN209026054U CN201821423625.9U CN201821423625U CN209026054U CN 209026054 U CN209026054 U CN 209026054U CN 201821423625 U CN201821423625 U CN 201821423625U CN 209026054 U CN209026054 U CN 209026054U
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- brake disc
- heat dissipation
- reinforcing rib
- brake
- bullet train
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 43
- 230000017525 heat dissipation Effects 0.000 claims abstract description 83
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 46
- 239000000919 ceramic Substances 0.000 claims abstract description 16
- 239000002131 composite material Substances 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 210000003734 kidney Anatomy 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 241000357293 Leptobrama muelleri Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model discloses a kind of full carbon pottery axle-mounted brake disk components of bullet train, including hub and are sleeved in hub the simultaneously multi-disc brake disc of coaxial closed assembly；The brake disc is carbon ceramic composite material, is linked into an integrated entity between brake disc and by the way that connection structure is sealed between brake disc and hub；The heat dissipation reinforcing rib of protrusion is disposed radially on the side of the brake disc overlapping contact, heat dissipation reinforcing rib between brake disc after closed assembly corresponds contact, radial heat dissipation channel is formed in the two sides of the heat dissipation reinforcing rib, the heat dissipation reinforcing rib is equipped with the connectivity slot of connection two sides radial direction heat dissipation channel；The axially disposed axial heat release hole for having perforation two disks of brake disc in the brake disc.The axle-mounted brake disk modular construction of the utility model is simple, and connection is reliable, and high temperature resistant is easy to maintain, and good braking effect is light-weight, reduces the energy consumption of bullet train operation, braking, bullet train company operation cost is greatly saved.
Description
Technical field
The utility model belongs to high-speed train braking technology, and in particular to a kind of full carbon pottery axle-mounted brake disk group of bullet train
Part.
Background technique
Brake is the critical component of bullet train, is related to bullet train operational safety, because its working environment complexity is disliked
Bad, maintenance replacement is inconvenient, it requires that brake product must have and brakes reliable, easy to maintain and longer service life.
High-speed train braking device, generally comprises following two: axis fills brake, disc-brake.Its axis fills brake
It is relatively conventional, extrusion friction is exactly carried out to the brake disc being fixed on axle by the friction plate of hydraulic-driven, and then pass through
Friction brake axle, the axle-mounted brake disk that bullet train uses at present generally uses steel material, although its with technology at
Ripe degree is high, at low cost, is applicable in the wide feature of velocity interval, is at home and abroad widely used, but there are still density
Greatly, braking efficiency is low, the maintenance of whole disk and replacement are inconvenient, (speed reaches even higher than 350Km/h) is also easy to produce rubbing surface under high speed
The problems such as crackle, poor radiation.
For the brake disc of iron and steel material quality, that there are density is big, braking efficiency is low, the maintenance of whole disk and replaces easy under inconvenient, high speed
Rubbing surface crackle is led to the problem of, there has been proposed substitute steel disk with carbon ceramic composite material a part or whole part.It is made pottery based on carbon compound
The problems such as brittleness of material is big, poor processability, the whole existing structure for using made of metal Moving plate, especially axle-mounted brake disk,
Radiating ribs inside brake disc are difficult to form and process.
Currently, most of carbon ceramic composite materials are formed using multi-disc or full wafer carbon pottery friction block with steel back cold riveting
(103511525 A of Chinese patent CN is a kind of for the carbon pottery brake pad of bullet train and its preparation), since carbon pottery is closed with steel
The thermal expansion coefficient otherness of gold is big, cause to rub repeatedly it is cooling after, since the difference of coefficient of expansion matching causes at riveting
Failure, or even loosening or obscission occur in the process of running, injure the stable operation of brake system.
Therefore, the brake disc for how designing a full carbon pottery structure realizes that brake disc internal heat dissipating muscle and brake disc are dynamic flat
The molding and processing for the duplicate removal that weighs, while guaranteeing that brake disc structure intensity is still a problem urgently to be resolved.
Utility model content
The technical issues of the utility model solves is: causing it in bullet train for the material property of carbon ceramic composite material
Application problem on brake provides a kind of full carbon pottery axle-mounted brake disk component of novel bullet train.
The utility model adopts the following technical solution realizes:
The full carbon of bullet train is made pottery axle-mounted brake disk component, including hub 2 and be sleeved in hub 2 and coaxial closed assembly it is more
Piece brake disc 1；The brake disc 1 is carbon ceramic composite material, passes through connection between brake disc 1 and between brake disc 1 and hub 2
Structure is sealed to link into an integrated entity；
The heat dissipation reinforcing rib 11 of protrusion, the system after closed assembly are disposed radially on the side of the overlapping of brake disc 1 contact
Heat dissipation reinforcing rib 11 between Moving plate corresponds contact, forms radial heat dissipation channel in the two sides of the heat dissipation reinforcing rib 11
12, the heat dissipation reinforcing rib 11 is equipped with the connectivity slot 13 of connection two sides radial direction heat dissipation channel；
The axially disposed axial heat release hole 15 for having perforation two disks of brake disc in the brake disc 1.
Further, the heat dissipation reinforcing rib 11 is the separate structure that two parts protrude from braking disc side, wherein close
The a part at center is distributed along the axis hole excircle of brake disc, and another part is distributed along the disk body inner periphery of brake disc；
It is corresponded between two parts heat dissipation reinforcing rib 11, the dented space between adjacent heat radiation reinforcing rib 11 forms connection
Radial heat dissipation channel 12 outside brake disc, it is same heat dissipation reinforcing rib 11 between dented space formed connectivity slot 13.
Further, the two sides of the heat dissipation reinforcing rib 11 are symmetrical curved surface, radial direction heat dissipation channel 12 formation
Variable diameter passage.
Further, the quantity of the heat dissipation reinforcing rib 11 is 3-60 item, and centered on the disk center of circle of brake disc 1
It is uniformly distributed.
Further, the connectivity slot 13 is located on same circumference, and connection forms round or more between all connectivity slots 13
The plane heat dissipation channel 14 of side shape.
Further, several dynamic balancing holes 16 are distributed uniformly and circumferentially in the brake disc 1.
Preferably, the dynamic balancing hole 16 is round hole or U-shaped hole or kidney slot, arranges 6-100 on the disc brake rotor.
Further, the axial heat release hole 15 is round hole or U-shaped hole or kidney slot, arranges 6-100 on the disc brake rotor
It is a and symmetrical centered on the disk center of circle.
Further, the connection structure includes the rivet 7 circumferentially positioned for closed assembly between brake disc 1 and for making
The bolt assembly locked between Moving plate 1 and hub 2；
The fixation simultaneously of rivet 7 is inserted into the rivet hole 17 between the brake disc of closed assembly, covers steel loading on the rivet 7
Set 71.
The bolt assembly includes axially position washer 3, torsion pass pin 4, bolt 5 and nut 6, the inserting of bolt 5 across
Bolt hole in brake disc 1 and hub 2 is fastenedly connected by nut 6, and axially position washer 3 pads be located at brake disc and disk respectively
Between the outside and nut 6 and the nut of bolt 5 of hub；The torsion pass pin 4 is assemblied between axially position washer 3 and hub 2.
In the full carbon pottery axle-mounted brake disk component of bullet train of the utility model, the brake disc 1 is by radially dividing
Several Split-type brake discs 1 ' be spliced, between the Split-type brake disc 1 ' of closed assembly and Split-type brake disc 1 ' and hub
Between be equipped with independent connection structure.
Further, the brake disc 1 uses density for 1.8-2.4g/cm3Carbon ceramic composite material.
The utility model has the following beneficial effects:
(1) brake disc integrally uses carbon ceramic composite material to process, and the traditional made of metal Moving plate of weight ratio reduces 50% or more,
And more high temperature resistant, good braking effect.Meanwhile for the processing technology of carbon ceramic composite material, brake disc is designed as point
Body formula structure is made of at least two pieces brake disc closed assembly, is carried out Milling Process to the closed assembly side disk of every brake disc, is avoided
Overall processing heat dissipation channel, reinforcing rib bring critical technological point, then brake disc is connected into one by connection types such as rivets
Body forms the structure features such as radiating ribs, thus the problems such as solving the heat dissipation of carbon ceramic Moving plate, structural strength.One will be finally linked to be
The connection types such as the brake disc of body bolt are connected with hub.Single brake disc can also be spelled using Split-type brake disc
The mode connect carries out assembly, can be only to the split type braking where the region if brake disc wherein damage by some region
Disk carries out replacement maintenance, further improves the convenience of brake disc dismounting maintenance, and reduce use cost.
(2) symmetrical curved surface is processed into the two sides of heat dissipation reinforcing rib, and it is logical that heat dissipation channel radial in this way forms a variable diameter
Road accelerates air flowing and takes away more heats, improve heat dissipation effect according to change in flow of the air-flow in variable section channel
Rate.
(3) heat dissipation reinforcing rib forms connection two sides radial direction heat dissipation channel on the reinforcing rib that radiates using seperated disrupted configuration
Connectivity slot, connection forms the plane heat dissipation channel of polygon between connectivity slot, and the plane heat dissipation channel that connection is formed can be formed
The plane heat dissipation route of multiple polygons, plane heat dissipation route by all radial heat dissipation channels, all get up by connection, is making
A plane heat dissipation channel system is formed in the inner plane of Moving plate, in conjunction with axial heat release hole, formation interts entire brake disc
Three-dimensional cooling system.
(4) since the density of carbon ceramic Moving plate only has about the 1/3 of made of metal Moving plate and hardness is higher, add according to traditional
The method of work fleshing goes to realize that dynamic balancing will lead to the volume that carbon ceramic Moving plate removes and excessively influence the integrality of structure, Er Qiehui
Increase processing intensity.The utility model designs be distributed uniformly and circumferentially dynamic balancing hole on the disc brake rotor, can be in dynamic balancing
The higher metal block of density is embedded in hole, to dexterously solve carbon ceramic Moving plate since imbalance needs following process fleshing
The problem of.
In conclusion the axle-mounted brake disk modular construction of the utility model is simple, connection is reliable, and high temperature resistant is easy to maintain,
Good braking effect, it is light-weight, the energy consumption of bullet train operation, braking is reduced, bullet train company fortune is greatly saved
Seek cost.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the sectional arrangement drawing of the full carbon pottery axle-mounted brake disk component of bullet train in embodiment.
Fig. 2 is the stereoscopic schematic diagram of the full carbon pottery axle-mounted brake disk component of bullet train in embodiment.
Fig. 3 is the brake disc main view in embodiment.
Fig. 4 riveted joint structure partial view.
Fig. 5 bolt fastening structure cross-sectional view.
Fig. 6 is the Split-type brake disc schematic diagram in embodiment.
Figure label: 1- brake disc, 1 '-Split-type brake disc, 11- heat dissipation reinforcing rib, 12- radial direction heat dissipation channel, 13- connect
Through slot, 14- plane heat dissipation channel, 15- axial direction heat release hole, 16- dynamic balancing hole, 17- rivet hole, 2- hub, 3- axially position pad
Circle, 4- torsion pass pin, 5- bolt, 6- nut, 7- rivet, 71- steel bushing, 72- washer, 8- lasso.
Specific embodiment
Embodiment
Referring to Fig. 1 and Fig. 2, the full carbon pottery axle-mounted brake disk component of bullet train in diagram is the preferred side of the utility model
Case specifically includes brake disc 1, hub 2, axially position washer 3, torsion pass pin 4, bolt 5, nut 6 and rivet 7.Wherein brake disc 1
For the annulus that carbon ceramic composite material is processed into, the coaxial closed assembly of two panels loop system Moving plate 1 is simultaneously fixedly set in hub 2, passes through disk
Hub 2 is fixedly connected with axle, is linked together and circumferentially positioned, the inner round portion of brake disc 1 between brake disc 1 by rivet 7
It is locked and is connected by the several groups bolt assembly that axially position washer 3, torsion pass pin 4, bolt 5 and nut 6 form between hub 2
It connects.The present embodiment is intended to illustrate the radiator structure of brake disc and the connection type between hub, therefore is omitted pair
Brake disc 1 carries out the friction brake lining and hydraulic system of extrusion friction, wherein carbon pottery identical with brake disc can be used in friction brake lining
Composite material, hydraulic system is identical as existing axis dress brake, and this will not be repeated here for the present embodiment.
As shown in connection with fig. 3, the outside disk of brake disc 1 is used to contact with friction brake lining, is processed into flat surface, inner disc
Face is machined with heat dissipation reinforcing rib 11 on the side panel face, is used to form heat dissipation channel for closed assembly contact between brake disc 1.Tool
Body, heat dissipation reinforcing rib 11 is arranged radially along the disk of brake disc 1, and the heat dissipation of 3-60 item is arranged according to the size of brake disc and adds
Strengthening tendons 11, and be uniformly distributed centered on the disk center of circle of brake disc 1 respectively.Heat dissipation reinforcing rib 11 in two brake discs 1
Quantity and position correspond, in this way, the heat dissipation reinforcing rib 11 between brake disc is one by one after by two 1 closed assemblies of brake disc
Corresponding contact, while forming radial heat dissipation channel 12 in the two sides of heat dissipation reinforcing rib 11, in this way, brake disc 1 with friction brake lining
The heat generated in friction process can be distributed outward by the ventilating air inside the radial direction heat dissipation channel 12.
In order to reinforce the air circulation efficiency inside radial heat dissipation channel 12, the two sides of heat dissipation reinforcing rib 11 are processed into pair
The curved surface of title, heat dissipation channel 12 radial in this way form a variable diameter passage, according to change in flow of the air-flow in variable section channel,
It accelerates air flowing and takes away more heats, improve radiating efficiency.
It is axially disposed in the brake disc 1 of the present embodiment to have in order to further increase circulation of the air inside brake disc 1
Penetrating through the axial heat release hole 15 of two disks of brake disc, axial heat release hole 15 can be round hole or U-shaped hole or kidney slot, according to
The size of brake disc arranges 6-100 in brake disc disk, and symmetrical centered on the disk center of circle.These axis
While providing the axial heat dissipation channel of brake disc to heat release hole 15, it is also connected to inside and the braking of radial heat dissipation channel 12
Outside disk, provide the air-flow inlet and outlet inside more air disengaging brake discs, accelerate air-flow inside brake disc into
It flows out, and then accelerates the heat dissipation effect of brake disc.
Meanwhile the present embodiment is also equipped with the connectivity slot 13 of connection two sides radial direction heat dissipation channel on heat dissipation reinforcing rib 11, even
Connection forms the plane heat dissipation channel 14 of polygon between through slot 13, and according to brake disc ruler on every heat dissipation reinforcing rib 11
The very little settable 1-10 connectivity slot 13 of size, connectivity slot 13 are rectangular channel or U-lag or kidney slot.According to the quantity of connectivity slot 13
And width, the plane heat dissipation channel 14 that connection is formed can form the plane heat dissipation route of multiple polygons, plane heat dissipation road
Line by all radial heat dissipation channels 12, all get up by connection, and a plane heat dissipation channel is formed in the inner plane of brake disc
System forms the three-dimensional cooling system for interting entire brake disc in conjunction with axial heat release hole 15.
The setting of connectivity slot 13 can process groove on the continuous protrusion muscle body of brake disc 1, can also will be heat dissipation reinforcing rib
11 are designed to that two parts protrude from the separate structure of braking disc side.In same heat dissipation reinforcing rib 11, close to disc centres
A part along brake disc axis hole excircle be distributed, another part along brake disc disk body inner periphery be distributed, two parts heat dissipation
It is corresponded between reinforcing rib 11, the radial direction that the dented space between adjacent heat radiation reinforcing rib 11 is formed outside connection brake disc dissipates
The passage of heat 12, it is same heat dissipation reinforcing rib 11 between dented space formed connectivity slot 13.The heat dissipation reinforcing rib of separate structure can be with
By connectivity slot 13 and radial one-pass molding during brake disc is integrally formed of heat dissipation channel 12.
Meanwhile the present embodiment dynamic balancing hole 16 evenly distributed in the circumferential direction also on heat dissipation reinforcing rib 11, by dynamic
It can be embedded in dynamic balance weight inside balance hole 16, increase weight when adjusting brake disc dynamic balancing.The dynamic balancing hole (16) is
Round hole or U-shaped hole or kidney slot arrange 6-100 according to the size of brake disc
The full carbon pottery of the present embodiment refers to that brake disc integrally all uses density for 1.8-2.4g/cm3Carbon make pottery composite wood
Material is difficult to the characteristics of directly removal material is processed in inside for carbon ceramic composite material, directlys adopt the brake disc of two closed assemblies
Entirety is formed, can individually carry out the heat dissipation knot such as reinforcing rib 11 and connectivity slot 13 in the side disk of each brake disc in this way
The Milling Process of structure, improves production efficiency and production cost in this way.
Referring again to Fig. 1, pass through rivet 7 and bolt assembly between this brake disc 1 and between brake disc 1 and hub 2
Combined connection structure carries out locking connection.Rivet hole is machined with specifically, also extending through on the same circumference of disk of brake disc 1
17, in order to guarantee the assembly reliability of rivet, rivet hole 17 all processes 11 entity part in heat dissipation reinforcing rib, and every
Rivet hole site in a brake disc corresponds.During by 1 closed assembly of brake disc shown in two Fig. 4, by rivet
Hole alignment, then by rivet 7 fixation be inserted into the rivet hole 17 of co-axially align between brake disc, by two pieces of brake discs 1 it
Between tentatively link into an integrated entity and to form the anti-rotation between brake disc circumferentially positioned.
Then the closed assembly brake disc integral assembling of rivet will be installed in hub 2, by the bolt hole and disk of 1 inner ring of brake disc
Bolt hole on hub 2 is aligned one by one, and pad is located at system by bolt hole of the inserting in brake disc 1 and hub 2 of bolt 5 and respectively
The axially position washer 3 in 2 outside of Moving plate 1 and hub, is then fastenedly connected by nut 6, and brake disc 1, hub 2 and axial direction is fixed
Locking is compressed between the washer 3 of position.Then again between axially position washer 3 and hub 2 assemble torsion pass pin 4, with improve hub and
Torque-transfer capability between brake disc shares the torque that part bolt undertakes, to improve the connection reliability of bolt.
In conjunction with Fig. 4 and Fig. 5, when in order to reduce braking because rivet 7 fever expansion due to make brake disc 1 by biggish uneven
Thermal stress is equipped with steel bushing 71 between 7 radial direction of brake disc 1 and rivet, and steel bushing 71 is sleeved on rivet 7, by brake disc 1
It is spaced apart with rivet 7.Brake disc 1 is being braked by biggish uneven static pressure when simultaneously in order to reduce rivet
Washer 72 is installed between 7 axial direction of disk 1 and rivet.In addition, making to brake due to 5 fever expansion of bolt when in order to reduce braking
Disk 1 by biggish uneven thermal stress, while in order to reduce bolt 5 by torque load occur it is eccentric and make brake disc 1 by
Biggish uneven static pressure is equipped with lasso 8 between brake disc 1 and the screw rod radial direction of bolt 5.
In practical applications, the brake disc 1 that two pieces of whole circular ring structures as shown in Figure 6 can be used carries out the present embodiment
Closed assembly assembly.In order to further increase the property convenient for disassembly and assembly of brake disc, the spelling of Split-type brake disc 1 ' shown in Fig. 5 also can be used
After being connected into whole cyclic annular brake disc, then carry out the closed assembly assembly between brake disc and hub, this split type brake disc knot
After structure damage occurs in some region of brake disc, the Split-type brake disc of failure area can be individually replaced.It is split type
Brake disc 1 ' can be semicircular structure shown in Fig. 5, can also be two pieces or more of fan along the radial direction segmentation of annulus brake disc
Shape circular arc cyclic structure, the radiator structure and connection structure and overall structure of the Split-type brake disc 1 ' after splicing integral annulus
Brake disc 1 it is identical, and in every piece of Split-type brake disc 1 ' of closed assembly and every piece of Split-type brake disc 1 ' and hub 2 it
Between be equipped with independent connection structure, can guarantee individually to dismount every piece of Split-type brake disc 1 ' in this way.
The advantages of embodiment above describes the basic principles and main features of the utility model and the utility model, current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the concrete operating principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, this reality
It will also have various changes and improvements with novel, these various changes and improvements fall within the scope of the claimed invention, this
Utility model is claimed range and is defined by the appending claims and its equivalent thereof.
Claims (10)
- The axle-mounted brake disk component 1. the full carbon of bullet train is made pottery, it is characterised in that: including hub (2) and be sleeved on hub (2) And the multi-disc brake disc (1) of coaxial closed assembly；The brake disc (1) is carbon ceramic composite material, between brake disc (1) and brake disc (1) it links into an integrated entity between hub (2) by the way that connection structure is sealed；The heat dissipation reinforcing rib (11) of protrusion, the system after closed assembly are disposed radially on the side of brake disc (1) the overlapping contact Heat dissipation reinforcing rib (11) between Moving plate corresponds contact, and it is logical to form radial heat dissipation in the two sides of heat dissipation reinforcing rib (11) Road (12), heat dissipation reinforcing rib (11) are equipped with the connectivity slot (13) of connection two sides radial direction heat dissipation channel；The axially disposed axial heat release hole (15) for having perforation two disks of brake disc on the brake disc (1).
- The axle-mounted brake disk component 2. the full carbon of bullet train according to claim 1 is made pottery, the heat dissipation reinforcing rib (11) is two Part protrudes from the separate structure of braking disc side, wherein the axis hole excircle by paracentral a part along brake disc is distributed, Another part is distributed along the disk body inner periphery of brake disc；It is corresponded between two parts heat dissipation reinforcing rib (11), the dented space between adjacent heat radiation reinforcing rib (11) forms connection Radial heat dissipation channel (12) outside brake disc, it is same heat dissipation reinforcing rib (11) between dented space formed connectivity slot (13).
- The axle-mounted brake disk component 3. the full carbon of bullet train according to claim 2 is made pottery, the two of heat dissipation reinforcing rib (11) Side is symmetrical curved surface, and the radial direction heat dissipation channel (12) forms variable diameter passage.
- The axle-mounted brake disk component 4. the full carbon of bullet train according to claim 3 is made pottery, the number of heat dissipation reinforcing rib (11) Amount is 3-60 item, and is uniformly distributed centered on the disk center of circle of brake disc (1).
- The axle-mounted brake disk component 5. the full carbon of bullet train according to claim 4 is made pottery, the connectivity slot (13) is located at same On circumference, connection forms round or polygon plane heat dissipation channel (14) between all connectivity slots (13).
- The axle-mounted brake disk component 6. the full carbon of bullet train according to claim 1 is made pottery, circumferentially side on the brake disc (1) To being uniformly distributed several dynamic balancing holes (16).
- The axle-mounted brake disk component 7. the full carbon of bullet train according to claim 1 is made pottery, the axial direction heat release hole (15) is circle Shape hole or U-shaped hole or kidney slot arrange 6-100 on the disc brake rotor, and symmetrical centered on the disk center of circle.
- The axle-mounted brake disk component 8. the full carbon of bullet train according to claim 1 is made pottery, the connection structure includes for making The circumferentially positioned rivet (7) of closed assembly and the bolt assembly for being locked between brake disc (1) and hub (2) between Moving plate (1)；The rivet (7) in the fixed rivet hole (17) being inserted between the brake disc of closed assembly, is set on the rivet (7) simultaneously Steel bushing (71)；The bolt assembly includes axially position washer (3), torsion pass pin (4), bolt (5) and nut (6), and the bolt (5) is inserted The bolt hole in brake disc (1) and hub (2) is filled, is fastenedly connected by nut (6), axially position washer (3) pads respectively It is located between the outside of brake disc and hub and nut (6) and the nut of bolt (5)；The torsion pass pin (4) is assemblied in axial fixed Between position washer (3) and hub (2).
- The axle-mounted brake disk component 9. the full carbon of bullet train according to claim 1 to 8 is made pottery, the brake disc (1) It is spliced by several Split-type brake discs (1 ') radially divided, it is between the Split-type brake disc (1 ') of closed assembly and seperated Independent connection structure is equipped between formula brake disc (1 ') and hub.
- The axle-mounted brake disk component 10. the full carbon of bullet train according to claim 9 is made pottery, the brake disc (1) use density For 1.8-2.4g/cm3Carbon ceramic composite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423625.9U CN209026054U (en) | 2018-08-31 | 2018-08-31 | The full carbon pottery axle-mounted brake disk component of bullet train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423625.9U CN209026054U (en) | 2018-08-31 | 2018-08-31 | The full carbon pottery axle-mounted brake disk component of bullet train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209026054U true CN209026054U (en) | 2019-06-25 |
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ID=66876789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821423625.9U Active CN209026054U (en) | 2018-08-31 | 2018-08-31 | The full carbon pottery axle-mounted brake disk component of bullet train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209026054U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608249A (en) * | 2019-09-27 | 2019-12-24 | 南京中盛铁路车辆配件有限公司 | Composite material wheel-mounted brake disc for high-speed train |
| CN111457035A (en) * | 2020-05-07 | 2020-07-28 | 南京中盛铁路车辆配件有限公司 | Split type shaft-mounted brake disc for railway vehicle |
-
2018
- 2018-08-31 CN CN201821423625.9U patent/CN209026054U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608249A (en) * | 2019-09-27 | 2019-12-24 | 南京中盛铁路车辆配件有限公司 | Composite material wheel-mounted brake disc for high-speed train |
| CN111457035A (en) * | 2020-05-07 | 2020-07-28 | 南京中盛铁路车辆配件有限公司 | Split type shaft-mounted brake disc for railway vehicle |
| CN111457035B (en) * | 2020-05-07 | 2022-03-08 | 南京中盛铁路车辆配件有限公司 | Split type shaft-mounted brake disc for railway vehicle |
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