CN207935324U - A kind of brake disc connection structure of axis dress brake - Google Patents
A kind of brake disc connection structure of axis dress brake Download PDFInfo
- Publication number
- CN207935324U CN207935324U CN201820088440.0U CN201820088440U CN207935324U CN 207935324 U CN207935324 U CN 207935324U CN 201820088440 U CN201820088440 U CN 201820088440U CN 207935324 U CN207935324 U CN 207935324U
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- CN
- China
- Prior art keywords
- brake disc
- connection structure
- brake
- hub
- locking member
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses the brake disc connection structure that a kind of axis fills brake, at least two panels Split-type brake disc is fixedly mounted on the both sides of hub by connection structure, and the connection structure includes locking assembly and bolt assembly；The locking assembly includes U-shaped locking member and circlip, the U-shaped locking member is set in the radial air intake passage of two panels brake disc, two parallel pin rods of U-shaped locking member are circumferentially inserted respectively across two panels brake disc along brake disc, and the circlip locks the closure of openings of U-shaped locking member in adjacent radial air intake passage；The bolt assembly passes through the bolt hole being axially arranged in brake disc and hub, will be fixedly connected between brake disc and hub.The bolt assembly of the utility model undertakes most shearing force and torque by locking assembly and torsion pass pin, improves between Split-type brake disc and the connection reliability between brake disc and hub.
Description
Technical field
The utility model belongs to axis dress brake, and in particular to a kind of brake disc connection structure of axis dress brake.
Background technology
Brake is the critical component of bullet train, is related to bullet train operational safety, because its working environment complexity is disliked
Bad, repair replacement is inconvenient, it is desirable that brake product, which must have, brakes reliable, efficient, easy to maintain and longer use of radiating
Service life.
High-speed train braking device generally comprises axis dress brake and disc-brake.The axis dress system that bullet train uses at present
Moving plate uses metal material, although it has the characteristics that technical maturity is high, at low cost, applicable velocity interval is wide, at home
It is widely used outside, but there are problems that the heat of brake disc tends not to disperse in time in braking, with braking
Temperature increases, and brake disc friction coefficient reduces, and heat exhaustion occurs, causes braking ability to decline apparent.
High-speed train braking device brake disc, because internal heat dissipating channel geometry is complicated, is caused as used monolithic construction
Manufacturing process difficulty increases, therefore brake disc mostly uses greatly split type structure type, i.e. polylith brake disc is led in the axial direction
Cross be bolted it is integral.But kinetic energy is converted into thermal energy when due to braking, and brake disc surface temperature at least can reach 700 DEG C,
And high temperature easily loosens bolt, prefastening load is reduced, while also bolt being made to bear shearing force, greatly reduces connection reliability
And the service life of bolt.
Utility model content
The utility model solve the technical issues of be：For high temperature existing for existing split type axis dress brake to braking
The influence of disk connective stability provides a kind of brake disc connection structure of the reliable axis dress brake of connection.
The utility model adopts the following technical solution realizes：
A kind of brake disc connection structure of axis dress brake, at least two panels Split-type brake disc 1 are fixed by connection structure
Mounted on the both sides of hub 4, the connection structure includes the locking assembly being circumferentially connected between brake disc and will braking
The bolt assembly of axial restraint between disk and hub；
The locking assembly includes U-shaped locking member 2 and circlip 3, and the U-shaped locking member 2 is set to two panels brake disc 1
Radial air intake passage 11 in, two parallel pin rods 21 of U-shaped locking member 2 are circumferentially inserted along brake disc and are braked across two panels respectively
Disk, the circlip 3 lock the closure of openings of U-shaped locking member 2 in adjacent radial air intake passage 11；
The bolt assembly passes through the bolt hole being axially arranged in brake disc 1 and hub 4, will be between brake disc 1 and hub 4
It is fixedly connected.
Further, the parallel pin boom end of the U-shaped locking member 2 is respectively provided with the lock of limit circlip limit
Tight slot 23, the circlip 3 are inlaid in the closure of openings in locking slot 23 by U-shaped locking member 2 and lock.
Further, the circlip 3 has the elastic opening 31 for capableing of elasticity opening baffle ring.
Further, air inlet setting of the locking assembly close to radial air intake passage 11.
Preferably, the cross section of the U-shaped locking member 2 is round or polygon.
Preferably, the cross-sectional diameter of the U-shaped locking member 2 or width are 5~25mm, and length is 5~80mm.
Preferably, the cross section of the circlip 3 is round or polygon.
Preferably, the cross-sectional diameter of the circlip 3 or width are 5~25mm, and length is 5~80mm.
In a kind of brake disc connection structure of axis dress brake in the utility model, the bolt assembly includes axial fixed
Position washer 5, connection bolt 6 and nut 7, the connection bolt 6 insert the bolt hole in brake disc 1 and hub 4, pass through spiral shell
Mother 7 is fastenedly connected, and pad sets axially position washer 5 between two outsides of brake disc 1 and nut 7 and the nut for connecting bolt 6.
Further, it is also equipped with torsion pass pin 8 between the axially position washer 5 and hub 4.
The utility model locks brake disc by locking assembly from circumferential direction, and U-shaped locking member is born between brake disc
Shearing force, bolt assembly are not subjected to shearing force, meanwhile, locking assembly is arranged in the air intake passage between brake disc, quickly
The temperature that brake disc friction catch passes to locking assembly is reduced, and locking assembly itself uses high-temperature alloy material, avoids
Locking assembly fails because of high temperature.Axis between brake disc and hub is fixedly connected integrally in conjunction with by bolt assembly,
And torsion pass pin is assembled between axially position washer and hub again by being arranged, the torque improved between hub and brake disc transmits,
It further reduced the stress of bolt assembly.
From the above mentioned, the utility model uses a kind of connection structure of circumferential and axial combination, improves split type braking
Connection reliability between disk and between brake disc and hub.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Description of the drawings
Fig. 1 is that axis in embodiment fills the brake disc of brake and is linked and packed sectional view.
Fig. 2 is the enlarged diagram at the locking assembly assembly in embodiment.
Fig. 3 is the structural schematic diagram of the U-shaped locking member in embodiment.
Fig. 4 is the structural schematic diagram of the circlip in embodiment.
Figure label：1- brake discs, 11- radial direction air intake passages, 2-U type locking members, the parallel pin rods of 21-, 22- connections are horizontal
Bar, 23- locking slots, 3- circlips, 31- elastic openings, 4- hubs, 5- axially position washers, 6- connection bolts, 7- nuts,
8- torsion pass pins.
Specific implementation mode
Embodiment
Referring to Fig. 1, it is illustrated that in axis dress brake be using the utility model connection structure preferred embodiment, wherein
Hub 4 is fixedly set on the axletree of bullet train, and the split type brake disc 1 of two panels passes through locking assembly and bolt assembly
Combined connecting structure is fixedly mounted on the both sides of hub 4, constitutes the integral stop dish structure of axis dress brake.
The connection structure of the brake disc 1 of the present embodiment includes locking assembly and bolt assembly, wherein locking assembly is from circumferential direction
Two panels brake disc 1 is connected, the main shearing force carried between brake disc, bolt assembly is then consolidated from axial direction by brake disc 1
The both sides of hub 4 are scheduled on, mainly brake disc is fixed in hub 1.
As shown in Fig. 2, locking assembly includes U-shaped locking member 2 and circlip 3, U-shaped locking member 2 be bear brake disc 1 it
Between shearing force critical piece, the specific structure is shown in FIG. 3, U-shaped locking member 2 include there are two parallel pin rod 21 and one connection
The connection cross bar 22 of parallel pin rod, U-shaped locking member 2 are packed into out of radial air intake passage 11 between brake disc 1, and two of which is flat
Marketing bar 21 is circumferentially inserted into the circumferential vent passages in two panels brake disc respectively along brake disc, and end passes through and is exposed to
It is then interior by U-shaped locking member 2 from the adjacent radial direction air intake passage 11 by circlip 3 in adjacent radial air intake passage 11
Closure of openings locking, formed a rectangle closed loop locking member, two brake discs 1 are connected it is integral, U types locking member 2
Connection cross bar 22 is primarily subjected to the shearing force between brake disc.
21 end of the parallel pin rod processing of U-shaped locking member 2 is equipped with locking slot 23, and circlip 3 can be inlaid in locking slot
In 23, it is reliably connected between U-shaped locking member 2.Circlip 3 for a flat with elastic opening 31 as shown in figure 4, keep off
Coil structures, the section of baffle ring and inner ring length can ensure just to be embedded into the locking slot 23 of two parallel pin rods 21.Bullet
Property baffle ring 3 is whole has elastic deformability, circlip 3 can be smoothly encased in by U-shaped locking member 2 by elastic opening 31
Locking slot 23 in, while the opening of U-shaped locking member is reliably closed into locking.
U-shaped locking member 2 can be used high-temperature alloy material while be not limited to other materials that can bear high temperature, can bear to make
The high temperature that Moving plate 1 generates after friction.The air inlet setting of the whole radial air intake passage 11 close to brake disc 1 of locking assembly,
The temperature of locking member can be quickly reduced by the air to circulate in air intake passage in this way.
Round or polygon, the diameter or width model of cross section can be used in the cross section of the U-shaped locking member 2 of the present embodiment
It is in 5~25mm to enclose, and length range is in 5~80mm.
The cross section of circlip 3 can be used round or polygon, the diameter or width range of cross section 5~
25mm, the cross-sections match of the width and depth and circlip 3 of the locking slot on U-shaped locking member 2, length range is in 5~80mm.
Herein referring to Fig. 1, the bolt assembly of the present embodiment includes axially position washer 5, connection bolt 6 and nut 7, is being made
Moving plate 1 and the circumferentially distributed of hub 4 have several one-to-one bolts hole, connection bolt 6 to sequentially pass through 1 He of brake disc in an axial direction
Bolt hole in hub 4 is fastenedly connected by nut 7, and with nut 7 and the nut of bolt 6 is connect in two outsides of brake disc 1
Between pad set axially position washer 5.It is also equipped with torsion pass pin 8 between axially position washer 5 and hub 4, bears part brake disc
Torque between 1 and hub 4 transmits.
Brake disc 1 is first respectively positioned at 4 both sides of hub by the present embodiment in assembling process, using U-shaped locking member 2 with
Circlip 3 links into an integrated entity brake disc 1.Then connection bolt 6 is packed into the bolt hole corresponding with hub 4 of brake disc 1,
It is locked by nut 7, finally assembles torsion pass pin 8 with hub 4,5 corresponding aperture of axially position washer respectively.In this way, the present embodiment
In connection bolt most shearing force and torque are undertaken by locking assembly and torsion pass pin, ensure that connection bolt entirety
Connection reliability.
The advantages of embodiment above describes the basic principles and main features of the utility model and the utility model, one's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
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)
1. a kind of brake disc connection structure of axis dress brake, at least two panels Split-type brake disc (1) are fixed by connection structure
Both sides mounted on hub (4), it is characterised in that：The connection structure includes the locking being circumferentially connected between brake disc
Component and by the bolt assembly of axial restraint between brake disc and hub；
The locking assembly includes U-shaped locking member (2) and circlip (3), and the U-shaped locking member (2) is set to two panels braking
In the radial air intake passage (11) of disk (1), two parallel pin rods (21) of U-shaped locking member (2) circumferentially insert respectively along brake disc
Across two panels brake disc, the circlip (3) seals the opening of U-shaped locking member (2) in adjacent radial air intake passage (11)
Locking is tight；
The bolt assembly passes through the bolt hole being axially arranged in brake disc (1) and hub (4), by brake disc (1) and hub (4)
Between be fixedly connected.
2. a kind of brake disc connection structure of axis dress brake according to claim 1, it is characterised in that：The U-shape lock
The parallel pin boom end of tight part (2) is respectively provided with the locking slot (23) of limit circlip limit, the circlip (3)
The closure of openings in locking slot (23) by U-shaped locking member (2) is inlaid in lock.
3. a kind of brake disc connection structure of axis dress brake according to claim 2, it is characterised in that：The elasticity gear
Enclosing (3) has the elastic opening (31) for capableing of elasticity opening baffle ring.
4. a kind of brake disc connection structure of axis dress brake according to claim 1, it is characterised in that：The locking group
Air inlet setting of the part close to radial air intake passage (11).
5. a kind of brake disc connection structure of axis dress brake according to claim 1, it is characterised in that：The U-shape lock
The cross section of tight part (2) is round or polygon.
6. a kind of brake disc connection structure of axis dress brake according to claim 5, it is characterised in that：The U-shape lock
The cross-sectional diameter or width of tight part (2) are 5~25mm, and length is 5~80mm.
7. a kind of brake disc connection structure of axis dress brake according to claim 6, it is characterised in that：The elasticity gear
The cross section for enclosing (3) is round or polygon.
8. a kind of brake disc connection structure of axis dress brake according to claim 7, it is characterised in that：The elasticity gear
It is 5~25mm to enclose the cross-sectional diameter of (3) or width, and length is 5~80mm.
9. a kind of brake disc connection structure of axis dress brake according to any one of claim 1-8, it is characterised in that：
The bolt assembly includes axially position washer (5), connection bolt (6) and nut (7), the connection bolt (6) insert across
Bolt hole in brake disc (1) and hub (4) is fastenedly connected by nut (7), in two outsides of brake disc (1) and nut (7)
Pad sets axially position washer (5) between the nut of connection bolt (6).
10. a kind of brake disc connection structure of axis dress brake according to claim 9, it is characterised in that：The axial direction
Torsion pass pin (8) is also equipped between space washer (5) and hub (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820088440.0U CN207935324U (en) | 2018-01-19 | 2018-01-19 | A kind of brake disc connection structure of axis dress brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820088440.0U CN207935324U (en) | 2018-01-19 | 2018-01-19 | A kind of brake disc connection structure of axis dress brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207935324U true CN207935324U (en) | 2018-10-02 |
Family
ID=63649713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820088440.0U Expired - Fee Related CN207935324U (en) | 2018-01-19 | 2018-01-19 | A kind of brake disc connection structure of axis dress brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207935324U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110617285A (en) * | 2019-09-27 | 2019-12-27 | 南京中盛铁路车辆配件有限公司 | Composite material shaft-mounted brake disc for high-speed train |
-
2018
- 2018-01-19 CN CN201820088440.0U patent/CN207935324U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110617285A (en) * | 2019-09-27 | 2019-12-27 | 南京中盛铁路车辆配件有限公司 | Composite material shaft-mounted brake disc for high-speed train |
| CN110617285B (en) * | 2019-09-27 | 2020-12-18 | 南京中盛铁路车辆配件有限公司 | Composite material shaft-mounted brake disc for high-speed train |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181002 Termination date: 20210119 |