CN204140717U - A kind of track traffic brake disc device installed on shaft - Google Patents
A kind of track traffic brake disc device installed on shaft Download PDFInfo
- Publication number
- CN204140717U CN204140717U CN201420492365.6U CN201420492365U CN204140717U CN 204140717 U CN204140717 U CN 204140717U CN 201420492365 U CN201420492365 U CN 201420492365U CN 204140717 U CN204140717 U CN 204140717U
- Authority
- CN
- China
- Prior art keywords
- disk body
- hub
- pawl
- brake disc
- connects
- 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 - Lifetime
Links
- 125000006850 spacer group Chemical group 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 description 6
- 238000010008 shearing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000001149 thermolysis Methods 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
Abstract
The utility model relates to a kind of track traffic brake disc device installed on shaft, the radial equipartition of brake disc disk body inner circle wall has the disk body of several projections to connect pawl, the hub excircle with axis hole is radially provided with the hub connecting the corresponding evagination of pawl with disk body and connects pawl, screw bolt passes hub connects pawl, disk body connects pawl, spacer ring and pad self-locking nut are locked, at least three symmetrical disk bodies connect pawl and are provided with disk body location cotter way, and hub connects pawl is provided with and locates positioning pin hole corresponding to cotter way with disk body, be arranged in corresponding positioning pin hole and disk body location cotter way for locating with the locating stud of carry-over moment, hub for being connected with locating stud connects pawl is connected pawl screw bolt passes hub connection pawl with disk body, locating stud, disk body connects pawl and spacer ring and pad self-locking nut and locks.The utility model makes brake disc disk body and the reliable centering of hub after assembling, and bolt by shear action, can not improve the working life of brake disc.
Description
Technical field
The utility model relates to a kind of track traffic brake disc device installed on shaft, belongs to track traffic braking technology field.
Background technique
Disc brake is widely used in track traffic braking system, promotes friction plate compression brake disc and produces braking moment, realize the stopping brake of train by brake clamp.Can be divided into axle-mounted brake disk according to the mounting type with train and take turns brake disk mounted, axle-mounted brake disk is arranged on axletree by hub interference, takes turns brake disk mounted two panels disk body and is directly installed on wheel web both sides.Axle-mounted brake disk is made up of brake disc disk body, hub and spacer ring and bolt fastener usually, disk body inner ring is radially evenly equipped with protruding disk body and connects pawl, hub excircle is radially provided with the hub connecting the corresponding evagination of pawl with disk body and connects pawl, and screw bolt passes hub connects pawl, disk body uses nut check after connecting pawl and spacer ring.In braking process, the braking moment acted on disk body is passed in hub by bolt, then relies on the interference fit of hub and axletree to be delivered on axletree by braking force, realizes Brake stop.
Existing axle-mounted brake disk normally makes disk body and hub centering when assembling by frock, in train travelling process, it is eccentric that the high-speed rotary change of team due to axletree makes the disk body of centering originally and hub produce, the amount of unbalance of brake disc can be increased, axletree is made to produce vibration, thus accelerate the wearing and tearing of axletree two ends wheel to axle box bearing, shorten the life-span of wheel to axle box bearing.Meanwhile, existing axle-mounted brake disk is bolted disk body and hub, and transmits braking moment, in braking process, bolt will bear certain shearing force, can reduce like this bolt working life, thus affect the safety coefficient of brake disc, increase the risk of train operation.
Summary of the invention
The purpose of this utility model is to provide one can ensure brake disc disk body and the reliable centering of hub, and protection bolt is not by a kind of track traffic brake disc device installed on shaft of shear action.
The utility model is the technological scheme achieved the above object: a kind of track traffic brake disc device installed on shaft, comprise brake disc disk body, hub and the bolt fastener for being connected brake disc disk body and hub, the radial equipartition of brake disc disk body inner circle wall has the disk body of several projections to connect pawl, the hub excircle with axis hole is radially provided with the hub connecting the corresponding evagination of pawl with disk body and connects pawl, the side that disk body connects pawl is provided with spacer ring, screw bolt passes hub connects pawl, disk body connects pawl, spacer ring and pad self-locking nut are locked, it is characterized in that: at least three symmetrical disk bodies connect pawl and are provided with disk body location cotter way, and hub connects pawl is provided with and locates positioning pin hole corresponding to cotter way with disk body, be arranged in corresponding positioning pin hole and disk body location cotter way for locating with the locating stud of carry-over moment, hub for being connected with locating stud connects pawl is connected pawl screw bolt passes hub connection pawl with disk body, locating stud, disk body connects pawl and spacer ring and pad self-locking nut and locks.
The utility model brake disc disk body and hub are combined with the locating stud of more than three, play disk body and the self-align effect of hub, ensure that disk body and hub can not produce bias in train travelling process, avoid due to disk body, hub location is inaccurate and cause the problem of rotation imbalance, avoids the vibration of axletree.Meanwhile, realized the transmission of braking moment by locating stud, avoid bolt and bear shearing force effect, improve the Security of train operation.The utility model brake disc disk body has disk body and connects pawl, and hub also has the hub connection pawl corresponding with it, only brake disc disk body need be rotated to an angle and can easily change during dismounting, avoid the loaded down with trivial details problem of moving back hub maintenance, do not move back hub under realizing an axle polydisc situation and directly change disk body, save repair time and labour force.The utility model is when bolt connects, adopt disc spring film and self-locking nut structure, after wearing and tearing appear in the fastening piece of brake disc, fastening piece still can be kept reliably to connect by the amount of deformation of disc spring film, occur loosening in fastener portion, make brake disc arrangement have reliable anti-loosening property.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is the structural representation of the utility model track traffic brake disc device installed on shaft.
Fig. 2 is the detonation configuration schematic diagram of the utility model track traffic brake disc device installed on shaft.
Fig. 3 is the structural representation of the utility model brake disc.
Fig. 4 is the structural representation of the utility model hub.
Wherein: 1-brake disc disk body, 1-1-radiating fin, 1-2-rubbing surface, 1-3-disk body connects pawl, 1-4-disk body location cotter way, 1-5-mounting hole, 2-spacer ring, 2-1-spacer ring locating slot, 3-pad, 4-self-locking nut, 5-bolt, 6-hub, 6-1-groove, 6-2-hub connects pawl, 6-3-positioning pin hole, 6-4-axis hole, 6-5-mounting hole, 7-spacer ring positioning key, 8-locating stud.
Embodiment
As shown in Figure 1, a kind of track traffic brake disc device installed on shaft of the present utility model, comprises brake disc disk body 1, hub 6 and the bolt fastener for connecting brake disc disk body 1 and hub 6.
See shown in Fig. 1 ~ 4, the utility model brake disc disk body 1 comprises disk body and interior several columns radiating fin 1-1 of disk body that outside has rubbing surface 1-2, radiating fin 1-1 can arranged in sequence or be staggered and be arranged between amphidisc, to play the thermolysis of disk body in vehicle operation.See shown in Fig. 1 ~ 3, the radial equipartition of the utility model brake disc disk body 1 inner circle wall has the disk body of several projections to connect pawl 1-3, disk body connects pawl 1-3 and is provided with the mounting hole 1-5 passed for bolt 5, hub 6 excircle with axis hole 6-4 is radially provided with the hub connecting evagination corresponding to pawl 1-3 with disk body and connects pawl 6-2, hub connects pawl 6-2 and is provided with the mounting hole 6-5 passed for bolt 5, at least three symmetrical disk bodies connect pawl 1-3 and are provided with disk body location cotter way 1-4, hub connection pawl 6-2 is also provided with and locates positioning pin hole 6-3 corresponding to cotter way 1-4 with disk body, be arranged in corresponding positioning pin hole 6-3 and disk body location cotter way 1-4 with the locating stud 8 of carry-over moment for locating.The utility model brake disc disk body 1 is laid with 6 ~ 12 disk bodies and connects pawl 1-3, and 3 ~ 6 of symmetry disk bodies connection pawl 1-3 have disk body location cotter way 1-4, hub 6 is provided with 6 ~ 12 corresponding hub connection pawl 6-2, and disk body connects pawl 1-3 is connected pawl 6-2 with hub and along the circumferential direction evenly arranges, hub connection pawl 6-2 is also provided with and locates positioning pin hole 6-3 corresponding to cotter way 1-4 with disk body, locate cotter way 1-4 with the positioning pin hole 6-3 of corresponding hub and disk body respectively with the locating stud 8 of carry-over moment match for locating, 3 ~ 6 locating studs 8 can be located cotter way 1-4 with the positioning pin hole 6-3 of respective hub and disk body and be matched by the utility model respectively.Brake disc disk body 1 of the present utility model is laid with 9 disk bodies and connects pawl 1-3,9 hubs that hub 6 is provided with reply connect pawl 6-2,3 symmetrical disk bodies connect pawl 1-3 and are connected with hub on pawl 6-2 and are respectively equipped with the positioning pin hole 6-3 that disk body locates cotter way 1-4 and hub, 3 locating studs 8 with locate cotter way 1-4 with corresponding disk body respectively and positioning pin hole 6-3 matches.The utility model connects disk body connection pawl 1-3 by fastening piece and is connected pawl 6-2 with hub, does not move back hub and directly change disk body under can be implemented in an axle polydisc situation.
As shown in Figure 1, the utility model spacer ring 2 is arranged on the side that disk body connects pawl 1-3, spacer ring 2 is also provided with through hole corresponding to the mounting hole 1-5 connected with disk body on pawl 1-3, pass for bolt 5, at least three bolts 5 connect pawl 6-2 through hub successively, locating stud 8, disk body connects pawl 1-3 and spacer ring 2 and pad 3 and locks with self-locking nut 4, remaining bolt 5 connects pawl 1-3 through disk body successively, hub connects pawl 6-2 and spacer ring 2 and pad 3 and locks with self-locking nut 4, by fastening piece, the disk body of brake disc connection pawl 1-3 and hub connection pawl 6-2 and spacer ring 2 are tightened together, and at least three disk bodies connect pawl 1-3 and are connected pawl 6-2 with hub with locating stud 8 and match, certralizing ability is played on the one hand between the brake disc disk body 1 assembled and hub 6, can reduce because brake disc assembling is uneven and cause vibrative phenomenon in train travelling process, braking moment can also be born on the other hand by multiple locating stud 8, bolt 5 is made mainly to play the effect of connection, and not by shearing force, improve its working life.Pad 3 of the present utility model is disc spring film, after fastener portion occurs that wearing and tearing loosen, is compensated, make brake disc arrangement have reliable anti-loosening property by the amount of deformation of disc spring film.
See shown in Fig. 1 ~ 4, the utility model locating stud 8 comprises shaft part and shaft shoulder section, the shaft part of locating stud 8 and the positioning pin hole 6-3 of hub match, shaft shoulder section and disk body are located cotter way 1-4 and are matched, see Fig. 1, shown in 3, the disk body location cotter way 1-4 that the utility model disk body connects on pawl 1-3 is the U-groove bevel communicated with its mounting hole 1-5, the shaft shoulder section of locating stud 8 is provided with two parallel confined planes, confined planes in its shaft shoulder section of locating stud 8 and U-groove bevel match, the mounting hole 6-5 that the positioning pin hole 6-3 of the hub that the utility model hub connects on pawl 6-2 is connected with hub on pawl 6-2 communicates, the positioning pin hole 6-3 of its hub is greater than its mounting hole 6-5, facilitate the installation of locating stud 8.
See shown in Fig. 1,2, the utility model spacer ring 2 endoporus is provided with spacer ring locating slot 2-1, hub 6 excircle has corresponding groove 6-1, spacer ring positioning key 7 is arranged in the groove 6-1 of spacer ring locating slot 2-1 and hub 6, by carrying out spacing to spacer ring 2, the mounting hole 1-5 that through hole on spacer ring 2 and disk body are connected on pawl 1-3 is corresponding, facilitates bolt 5 to pass and install with self-locking nut 4 to lock.
Claims (7)
1. a track traffic brake disc device installed on shaft, comprise brake disc disk body (1), hub (6) and the bolt fastener for being connected brake disc disk body (1) and hub (6), the radial equipartition of brake disc disk body (1) inner circle wall has the disk body of several projections to connect pawl (1-3), hub (6) excircle with axis hole (6-4) is radially provided with the hub connecting pawl (1-3) corresponding evagination with disk body and connects pawl (6-2), the side that disk body connects pawl (1-3) is provided with spacer ring (2), bolt (5) connects pawl (6-2) through hub successively, disk body connects pawl (1-3), spacer ring (2) and pad (3) self-locking nut (4) locking, it is characterized in that: at least three symmetrical disk bodies connect pawl (1-3) and are provided with disk body location cotter way (1-4), and hub connects pawl (6-2) is provided with and locates positioning pin hole (6-3) corresponding to cotter way (1-4) with disk body, be arranged in corresponding positioning pin hole (6-3) and disk body location cotter way (1-4) for locating with the locating stud of carry-over moment (8), hub for being connected with locating stud connects pawl (6-2) and is connected the bolt (5) of pawl (1-3) with disk body successively through hub connection pawl (6-2), locating stud (8), disk body connects pawl (1-3) and spacer ring (2) and pad (3) self-locking nut (4) locking.
2. a kind of track traffic brake disc device installed on shaft according to claim 1, it is characterized in that: described locating stud (8) comprises shaft part and shaft shoulder section, the shaft part of locating stud (8) and the positioning pin hole (6-3) of hub matches, shaft shoulder section and disk body are located cotter way (1-4) and matched.
3. a kind of track traffic brake disc device installed on shaft according to claim 1 and 2, it is characterized in that: disk body location cotter way (1-4) that described disk body connects on pawl (1-3) is the U-groove bevel communicated with its mounting hole (1-5), the shaft shoulder section of locating stud (8) is provided with two parallel confined planes, and the confined planes in its shaft shoulder section of locating stud (8) and U-groove bevel match.
4. a kind of track traffic brake disc device installed on shaft according to claim 1, is characterized in that: the mounting hole (6-5) that the positioning pin hole (6-3) of the hub that described hub connects on pawl (6-2) is connected with hub on pawl (6-2) communicates.
5. a kind of track traffic brake disc device installed on shaft according to claim 1, it is characterized in that: described brake disc disk body (1) is provided with 6 ~ 12 disk bodies and connects pawl (1-3), hub corresponding to hub (6) connects pawl (6-2) correspondence and is provided with 6 ~ 12, and disk body connects pawl (1-3) is connected pawl (6-2) with hub and along the circumferential direction evenly arranges.
6. a kind of track traffic brake disc device installed on shaft according to claim 1, is characterized in that: described pad (3) is disc spring film.
7. a kind of track traffic brake disc device installed on shaft according to claim 1, it is characterized in that: described spacer ring (2) endoporus is provided with spacer ring locating slot (2-1), hub (6) excircle has corresponding groove (6-1), and spacer ring positioning key (7) is arranged in the groove (6-1) of spacer ring locating slot (2-1) and hub (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420492365.6U CN204140717U (en) | 2014-08-27 | 2014-08-27 | A kind of track traffic brake disc device installed on shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420492365.6U CN204140717U (en) | 2014-08-27 | 2014-08-27 | A kind of track traffic brake disc device installed on shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204140717U true CN204140717U (en) | 2015-02-04 |
Family
ID=52417402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420492365.6U Expired - Lifetime CN204140717U (en) | 2014-08-27 | 2014-08-27 | A kind of track traffic brake disc device installed on shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204140717U (en) |
Cited By (8)
| 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 |
| CN106641038A (en) * | 2016-12-26 | 2017-05-10 | 常州中车铁马科技实业有限公司 | Shaft-mounted brake disc |
| CN108999898A (en) * | 2018-10-11 | 2018-12-14 | 南京中盛铁路车辆配件有限公司 | Bullet train axle-mounted brake disk |
| CN109899419A (en) * | 2017-12-08 | 2019-06-18 | 常州中车铁马科技实业有限公司 | Brake disc and rail traffic vehicles |
| 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 |
| CN110307277A (en) * | 2019-08-05 | 2019-10-08 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of brake disc arrangement and braking system |
| 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 |
| CN112896376A (en) * | 2021-01-18 | 2021-06-04 | 中车青岛四方机车车辆股份有限公司 | Brake disc maintenance method |
-
2014
- 2014-08-27 CN CN201420492365.6U patent/CN204140717U/en not_active Expired - Lifetime
Cited By (8)
| 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 |
| CN106641038A (en) * | 2016-12-26 | 2017-05-10 | 常州中车铁马科技实业有限公司 | Shaft-mounted brake disc |
| CN109899419A (en) * | 2017-12-08 | 2019-06-18 | 常州中车铁马科技实业有限公司 | Brake disc and rail traffic vehicles |
| 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 |
| CN108999898A (en) * | 2018-10-11 | 2018-12-14 | 南京中盛铁路车辆配件有限公司 | Bullet train axle-mounted brake disk |
| CN110307277A (en) * | 2019-08-05 | 2019-10-08 | 中车戚墅堰机车车辆工艺研究所有限公司 | A kind of brake disc arrangement and braking system |
| 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 |
| CN112896376A (en) * | 2021-01-18 | 2021-06-04 | 中车青岛四方机车车辆股份有限公司 | Brake disc maintenance method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204140717U (en) | A kind of track traffic brake disc device installed on shaft | |
| CN201891745U (en) | Locking structure of axle hub bearing | |
| CN202215642U (en) | Split type train brake disk | |
| CN105065515A (en) | High-speed train shaft-mounted brake disc with slider structure | |
| WO2021232730A1 (en) | Braking disc and wheel of rail vehicle | |
| CN201784412U (en) | Locking anti-loosening structure of wheel edge assembly | |
| CN105114492A (en) | Combined type anti-squat wheel-mounted brake disc for railway vehicle and mounting and dismounting methods of combined type anti-squat wheel-mounted brake disc | |
| CN202811890U (en) | Expansion sleeve type coupling applied to locomotives and cars | |
| CN102501727A (en) | Connection structure for brake disc for front steering axle of truck and hub bearing | |
| CN205744849U (en) | Wheel reduction gasket structure | |
| CN107795612A (en) | Brake disc and there is its vehicle | |
| CN201834025U (en) | Brake disc device installed on wheel for high-speed train | |
| CN210941774U (en) | Tread brake and have its rail vehicle | |
| CN107627783A (en) | Mining wheel rim and its installation method | |
| CN110552981B (en) | Novel railway vehicle shaft-mounted brake disc | |
| CN204368180U (en) | The erecting by overhang of brake clamp and the connection structure of clamp housing | |
| CN105443617B (en) | The attachment structure of rail traffic vehicles wheel dress formula brake disc | |
| CN112460170A (en) | Shaft-mounted brake disc connecting device and vehicle adopting same | |
| CN112389489B (en) | Tread brake and railway vehicle with same | |
| CN202431797U (en) | Automobile brake disk | |
| CN208845608U (en) | A kind of brake disk of motor vehicle | |
| CN202628861U (en) | Connecting device of shaft and hub | |
| CN205113320U (en) | ABS anti -lock arresting gear | |
| CN203640930U (en) | Impeller locking device for wind generating set | |
| CN202955158U (en) | Brake disc |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 213000 Jiangsu Province, Changzhou New District Xue Zhen Shun Road No. 19 Patentee after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Address before: Xue Jia Zhen 213125 north of Jiangsu Province, Changzhou City Shun Road No. 19 Patentee before: CSR CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20150204 |