CN105114492A - 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 - Google Patents
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 Download PDFInfo
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- CN105114492A CN105114492A CN201510425292.8A CN201510425292A CN105114492A CN 105114492 A CN105114492 A CN 105114492A CN 201510425292 A CN201510425292 A CN 201510425292A CN 105114492 A CN105114492 A CN 105114492A
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- brake disc
- wheel
- disk body
- radiating fin
- brake
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Abstract
The invention provides a combined type anti-squat wheel-mounted brake disc for a railway vehicle and mounting and dismounting methods of the combined type anti-squat wheel-mounted brake disc. The wheel-mounted brake disc comprises T-shaped pins arranged on the two sides of a wheel of the railway vehicle and brake disc bodies on the two sides of the wheel of the railway vehicle. Flanges are connected to the inner sides of the brake disc bodies. Wide heat dissipation ribs and narrow heat dissipation ribs are evenly distributed on each brake disc body in the peripheral direction. T-shaped grooves are formed in the wide heat dissipation ribs and/or the narrow heat dissipation ribs. The T-shaped pins are embedded into the corresponding T-shaped grooves. The mounting method includes the steps that the T-shaped pins are fixed to the two sides of the wheel of the railway vehicle, the two brake disc bodies are arranged, and the T-shaped grooves are formed in the wide heat dissipation ribs and/or the narrow heat dissipation ribs; and after the T-shaped grooves are aligned with the regions between the wide heat dissipation ribs and the narrow heat dissipation ribs on the brake disc bodies, the brake disc bodies are rotated, the T-shaped pins slide into the T-shaped grooves, and finally the flanges are fixedly connected to the wheel of the railway vehicle through bolts. The dismounting method includes the steps that the bolts on the flanges are disassembled, the brake disc bodies are rotated so that the T-shaped pins can be disengaged from the T-shaped grooves, and the brake disc bodies are taken down.
Description
Technical field
The present invention relates to the wheel dress braking of rail vehicle, particularly relate to anti-the sticking up of a kind of rail vehicle combined type and take turns brake disk mounted and mounting and dismounting method.
Background technique
Train running speed is when more than 120km/h, and traditional brake shoe-wheel tread braking can not meet the requirement of train braking, so the foundation brake mode of the fast rail train in city, rapid heavy-load lorry and train of high-speed motor train unit all adopts disc braking.
Brake disc is the critical component that train momentum can be changed into heat energy by dish, and the braking disk body developed both at home and abroad comprises: cast iron disk body, forged steel disk body, cast steel disk body, aluminum matrix composite disk body, C/C composite material disk body.Steel disk body possesses skills, and degree of normality is high, cost is low, be suitable for the wide feature of velocity range, and the quick and train of high-speed motor train unit of developed country is widely used abroad.Brake disc military service operating mode is complicated, bears the coupling in the multiple field of force.This body structure of disk body has nonuniformity, in braking process, cause the uneven distortion of brake disc disk body because temperature variation is uneven, the internal stress that its inner existence is larger, affects the service safety of brake disc and reduces its working life.The structure of brake disc disk body is divided into two kinds, integrated type and split type.Unitary tray body self constraint is comparatively large, and the stress that its internal detent produces is large, but disk body axial deformation is little; The structural constraint of split type disk body self is little, and the stress that its internal detent produces is little, but disk body axially buckling deformation occurs.After disk body generation warpage, brake lining pressure distribution will be caused uneven, and cause the fire damage of brake lining abnormal wear and aggravation disk body card, cause brake lining to be changed frequent, increase operation cost, reduce the service safety of brake disc.
In addition, when installing brake disc, that brake disc is enclosed within wheel hub, when changing brake disc just need brake disc to take out along axle axial, because wheel hub is also provided with other mechanisms or device, these mechanisms or device are the obstacles of dismounting brake disc, have to first these mechanisms or device be pulled down during dismounting brake disc, therefore, the replacing of existing brake disc is very complicated.
People perhaps can expect adopting the mode of folding to go to address this problem, but the brake disc disk body after assembling is when High Rotation Speed, and the joining place of folding disk body can turn up again, axial buckling deformation.Therefore, possess the brake disc disk body changing convenient and anti-sticking up property is problem demanding prompt solution simultaneously.
Summary of the invention
The invention provides a kind of rail vehicle combined type anti-stick up wheel brake disk mounted and install, method for dismounting, first the present invention can effectively prevent from taking turns the outer peripheral axial buckling deformation of brake disk mounted disk body, and then improve the convenience of the brake disk mounted mounting or dismounting of wheel further, solve the new axial buckling deformation because improving the disk body that mounting or dismounting convenience brings simultaneously.
The present invention adopts following technological scheme:
It is brake disk mounted that a kind of rail vehicle combined type of the present invention prevents sticking up wheel, comprise the T-shaped pin being located at rail vehicle wheel both sides and the brake disc disk body be fixedly connected with rail vehicle wheel both sides respectively, the inner side of brake disc disk body is connected to flange, on brake disc disk body, circumference is evenly equipped with wide radiating fin and narrow radiating fin, wide radiating fin and/or narrow radiating fin are provided with T-slot, and described T-shaped pin embeds in corresponding T-slot.
A kind of rail vehicle combined type of the present invention is prevented sticking up the brake disk mounted installation method of wheel, get both sides and be fixed with the brake disc disk body that the rail vehicle wheel of T-shaped pin and 2 pieces are provided with wide radiating fin and narrow radiating fin, wide radiating fin and/or narrow radiating fin offer T-slot, behind region between the wide radiating fin of T-shaped pin being aimed on brake disc disk body and narrow radiating fin, brake disc disk body is propped up T-shaped pin, rotation brake dish disk body, T-shaped pin slips in the T-slot of brake disc disk body, realize T-shaped pin and embed T-slot, finally with bolt, flange is fixedly connected on rail vehicle wheel.
A kind of rail vehicle combined type of the present invention is prevented sticking up the brake disk mounted method for dismounting of wheel, pulls down the bolt on flange, rotation brake dish disk body, makes T-shaped pin depart from T-slot, takes off brake disc disk body.
Compared with prior art, the present invention has following beneficial effect:
(1) the present invention adopts T-shaped pin, T-slot and is connected, and effectively prevent the especially outer peripheral axial buckling deformation of disk body of the brake disk mounted disk body of wheel.
T-shaped pin is fixedly connected on rail vehicle wheel, simultaneously, T-shaped pin embeds T-slot, rail vehicle wheel is locked by T-shaped and strains at brake disc disk body, T-shaped pin effectively balances the stress producing the axial buckling deformation of brake disc disk body to the stretch-draw of brake disc disk body, thus effectively prevent the axial buckling deformation of the brake disk mounted disk body of wheel.
(2) the present invention is easy to maintenance, is convenient to change, and component interchangeability is good, can prevent again because of easy maintenance simultaneously, change the new axial buckling deformation produced.
The present invention adopts and can be undertaken docking the 2 semi-circular discs connected by folding, during installation or removal, 2 semi-circular discs directly can be taken off from wheel hub, can be described as and take off semi-circular disc from the radial direction of wheel hub, realize the radial dismounting of brake disc disk body, avoid prior art and can only must to remove other wheel axles of hindering and taking off brake disc disk body the problems such as component in advance from the axial dismounting brake disc disk body of wheel hub and the axial dismounting brake disc disk body caused thus, because radial dismounting of the present invention does not need other component on first dismounting vehicle wheel shaft, that is: it doesn't matter for brake disc disk body of the present invention dismounting and other component, therefore, the present invention has easy to maintenance, brake disc disk body is convenient to the advantage changed.
Identical 4 semi-circular disc combination are formed brake disc disk body by the present invention, and this just makes can be general between each semi-circular disc, and therefore, of the present invention have fine component interchangeability.
Although the present invention adopts semi-circular disc combination to form brake disc disk body, can well solve easy to maintenance, be convenient to change, the problem of component interchangeability, but there is butt joint in brake disc disk body, brake disc disk body is caused to occur new weak link at butt joint place, there is new warpage in the end of semi-circular disc, for this new problem, the present invention adopts and arranges boss (boss protuberance) and radial groove respectively at the two end part of semi-circular disc, boss is embedded radial groove, disc stitching portion is made to keep intensity, imbeding relation simultaneously between the boss at disk body splicing seams place and radial groove, the end of 2 semi-circular discs is interacted, be enough to offset the stress producing the new warpage in semi-circular disc end.
The wide radiating fin of combined type of the present invention adopts the structure identical with wide radiating fin and size, can the replacing of convenient brake disc disk body and maintenance.
Accompanying drawing explanation
Fig. 1 is structural blast figure of the present invention.
Fig. 2 is structural representation of the present invention.
Fig. 3 is brake disc body structure schematic diagram of the present invention.
Fig. 4 is semi-circular disc structure schematic diagram of the present invention.
Fig. 5 is partial structurtes sectional view of the present invention.
Fig. 6 is structure sectional view of the present invention.
Embodiment
Embodiment 1
It is brake disk mounted that a kind of rail vehicle combined type prevents sticking up wheel, comprise the T-shaped pin 2 being located at rail vehicle wheel 1 both sides and the brake disc disk body 3 be fixedly connected with rail vehicle wheel 1 both sides respectively, the inner side of brake disc disk body 3 is connected to flange 4, on brake disc disk body 3, circumference is evenly equipped with wide radiating fin 31 and narrow radiating fin 32, wide radiating fin 31 and/or narrow radiating fin 32 are provided with T-slot 33, and described T-shaped pin 2 embeds in corresponding T-slot 33.In the present embodiment,
Each wide radiating fin 31 offers T-slot 33, T-slot 33 is offered in each narrow radiating fin 32, the quantity of T-shaped pin 2 is not more than the sum of T-slot 33 and the corresponding embeddable T-slot of each T-shaped pin 2, described brake disc disk body 3 is made up of the semi-circular disc that 2 can dock mutually, boss 311 is provided with in one end of described semi-circular disc, described boss 311 extends along the axis of semi-circular disc and forms the boss protuberance protruding from semi-circular disc one end, radial groove 312 is provided with at the other end of described semi-circular disc, the mutual docking of 2 semi-circular discs is that the boss protuberance on a slice semi-circular disc embeds in the radial groove 312 on another sheet semi-circular disc.
Embodiment 2
A kind of rail vehicle combined type is prevented sticking up the brake disk mounted installation method of wheel, get both sides and be fixed with the brake disc disk body 3 that the rail vehicle wheel 1 of T-shaped pin 2 and 2 pieces are provided with wide radiating fin 31 and narrow radiating fin 32, wide radiating fin 31 and/or narrow radiating fin 32 offer T-slot 33, behind region between the wide radiating fin 31 of T-shaped pin being aimed on brake disc disk body 3 and narrow radiating fin 32, brake disc disk body 3 is propped up T-shaped pin, rotation brake dish disk body 3, T-shaped pin slips in the T-slot 33 of brake disc disk body 3, realize T-shaped pin and embed T-slot 33, finally with bolt, flange 4 is fixedly connected on rail vehicle wheel 1.In order to convenient replacing brake disc disk body, in the present embodiment, the assembling of brake disc disk body is by involutory on track wheel of vehicle wheel shaft for 2 semi-circular discs, again 2 semi-circular disc docking are formed brake disc disk body 3, make the wide radiating fin of half block 311 laid respectively on the 2 semi-circular disc ends forming docking mutually be combined to form 1 simultaneously and have the wide radiating fin of the combined type of T-slot, along with the rotation of brake disc disk body 3, on the rail vehicle wheel 1 corresponding to the wide radiating fin of combined type, T-shaped pin embeds the T-slot of the wide radiating fin of combined type.
Embodiment 3
Rail vehicle combined type is prevented sticking up the brake disk mounted method for dismounting of wheel, pulls down the bolt on flange 4, rotation brake dish disk body 3, makes T-shaped pin depart from T-slot, takes off brake disc disk body 3.Concerning the brake disc disk body of assembled formation, taking off of brake disc disk body 3 is first separated by 2 semi-circular discs, and semi-circular disc directly de-orbits wheel of vehicle wheel shaft.
Claims (9)
1. anti-to stick up wheel brake disk mounted for a rail vehicle combined type, it is characterized in that, comprise the T-shaped pin (2) being located at rail vehicle wheel (1) both sides and the brake disc disk body (3) be fixedly connected with rail vehicle wheel (1) both sides respectively, the inner side of brake disc disk body (3) is connected to flange (4), wide radiating fin (31) and narrow radiating fin (32) is evenly equipped with in the upper circumference of brake disc disk body (3), wide radiating fin (31) and/or narrow radiating fin (32) are provided with T-slot (33), and described T-shaped pin (2) embeds in corresponding T-slot (33).
2. anti-to stick up wheel brake disk mounted for rail vehicle combined type according to claim 1, it is characterized in that, each wide radiating fin (31) offers T-slot (33).
3. anti-to stick up wheel brake disk mounted for rail vehicle combined type according to claim 1 and 2, it is characterized in that, offer T-slot (33) each narrow radiating fin (32).
4. anti-to stick up wheel brake disk mounted for rail vehicle combined type according to claim 3, it is characterized in that, the quantity of T-shaped pin (2) is not more than the sum of T-slot (33) and the corresponding embeddable T-slot of each T-shaped pin (2).
5. anti-to stick up wheel brake disk mounted for rail vehicle combined type according to claim 4, it is characterized in that, described brake disc disk body (3) is made up of the semi-circular disc that 2 can dock mutually, boss (311) is provided with in one end of described semi-circular disc, described boss (311) extends along the axis of semi-circular disc and forms the boss protuberance protruding from semi-circular disc one end, radial groove (312) is provided with at the other end of described semi-circular disc, the mutual docking of 2 semi-circular discs is that the boss protuberance on a slice semi-circular disc embeds in the radial groove (312) on another sheet semi-circular disc.
6. a rail vehicle combined type is prevented sticking up the brake disk mounted installation method of wheel, it is characterized in that, get both sides and be fixed with the brake disc disk body (3) that the rail vehicle wheel (1) of T-shaped pin (2) and 2 pieces are provided with wide radiating fin (31) and narrow radiating fin (32), wide radiating fin (31) and/or narrow radiating fin (32) offer T-slot (33), behind region between the wide radiating fin (31) of T-shaped pin being aimed on brake disc disk body (3) and narrow radiating fin (32), brake disc disk body (3) is propped up T-shaped pin, rotation brake dish disk body (3), T-shaped pin slips in the T-slot (33) of brake disc disk body (3), realize T-shaped pin and embed T-slot (33), finally with bolt, flange (4) is fixedly connected on rail vehicle wheel (1).
7. installation method according to claim 6, it is characterized in that, by involutory on track wheel of vehicle wheel shaft for 2 semi-circular discs, again 2 semi-circular disc docking are formed brake disc disk body (3), make the wide radiating fin of half block (311) laid respectively on the 2 semi-circular disc ends forming docking mutually be combined to form 1 simultaneously and have the wide radiating fin of the combined type of T-slot, along with the rotation of brake disc disk body (3), the upper T-shaped pin of the rail vehicle wheel (1) corresponding to the wide radiating fin of combined type embeds the T-slot of the wide radiating fin of combined type.
8. rail vehicle combined type is prevented sticking up the brake disk mounted method for dismounting of wheel, it is characterized in that, pulls down the bolt on flange (4), rotation brake dish disk body (3), makes T-shaped pin depart from T-slot, takes off brake disc disk body (3).
9. method for dismounting according to claim 8, is characterized in that, taking off of brake disc disk body (3) is first separated by 2 semi-circular discs, and semi-circular disc directly de-orbits wheel of vehicle wheel shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510425292.8A CN105114492A (en) | 2015-07-20 | 2015-07-20 | 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 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510425292.8A CN105114492A (en) | 2015-07-20 | 2015-07-20 | 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105114492A true CN105114492A (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510425292.8A Pending CN105114492A (en) | 2015-07-20 | 2015-07-20 | 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 |
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| CN (1) | CN105114492A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307276A (en) * | 2019-07-23 | 2019-10-08 | 北京交通大学 | A kind of brake disk mounted connection method of Split toothed wheel |
| EP3591253A1 (en) | 2018-06-14 | 2020-01-08 | Bendix Spicer Foundation Brake LLC | Multi-piece rotor for use with an electric wheel end drive motor |
| CN111164324A (en) * | 2017-06-14 | 2020-05-15 | 维滕法维莱运输有限公司 | Friction ring assembly for arrangement on a spoke of a track wheel, friction ring element and track wheel brake |
| CN112849307A (en) * | 2021-01-04 | 2021-05-28 | 中车青岛四方机车车辆股份有限公司 | Wheel-mounted brake disc assembling table and assembling method of wheel and brake disc |
| CN114562526A (en) * | 2022-03-01 | 2022-05-31 | 山东倍瑞恳新材料有限公司 | Split type rail vehicle brake disc convenient to dismantle and change |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111164324A (en) * | 2017-06-14 | 2020-05-15 | 维滕法维莱运输有限公司 | Friction ring assembly for arrangement on a spoke of a track wheel, friction ring element and track wheel brake |
| CN111164324B (en) * | 2017-06-14 | 2022-04-05 | 维滕法维莱运输有限公司 | Friction ring assembly for arrangement on a spoke of a track wheel, friction ring element and track wheel brake |
| EP3591253A1 (en) | 2018-06-14 | 2020-01-08 | Bendix Spicer Foundation Brake LLC | Multi-piece rotor for use with an electric wheel end drive motor |
| US10704627B2 (en) | 2018-06-14 | 2020-07-07 | Bendix Spicer Foundation Brake Llc | Multi-piece rotor for use with an electric wheel end drive motor |
| CN110307276A (en) * | 2019-07-23 | 2019-10-08 | 北京交通大学 | A kind of brake disk mounted connection method of Split toothed wheel |
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| CN112849307A (en) * | 2021-01-04 | 2021-05-28 | 中车青岛四方机车车辆股份有限公司 | Wheel-mounted brake disc assembling table and assembling method of wheel and brake disc |
| CN114562526A (en) * | 2022-03-01 | 2022-05-31 | 山东倍瑞恳新材料有限公司 | Split type rail vehicle brake disc convenient to dismantle and change |
| CN114562526B (en) * | 2022-03-01 | 2024-01-23 | 山东倍瑞恳新材料有限公司 | Split type rail vehicle brake disc convenient to dismantle and change |
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Application publication date: 20151202 |