CN108791353B - Mix the railway axle device of axle box arrangement - Google Patents
Mix the railway axle device of axle box arrangement Download PDFInfo
- Publication number
- CN108791353B CN108791353B CN201810295348.6A CN201810295348A CN108791353B CN 108791353 B CN108791353 B CN 108791353B CN 201810295348 A CN201810295348 A CN 201810295348A CN 108791353 B CN108791353 B CN 108791353B
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- Prior art keywords
- axle
- wheel
- wheel seat
- axle box
- ontology
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F15/00—Axle-boxes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H5/00—Applications or arrangements of brakes with substantially radial braking surfaces pressed together in axial direction, e.g. disc brakes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The present invention provides a kind of railway axle devices of mixing axle box arrangement, belong to field of track traffic.The railway axle device of mixing axle box arrangement includes axle ontology, is arranged at intervals with the first wheel seat and the second wheel seat according to standard gauge on axle ontology；The first axle box seating and the second axle box seating are also arranged at intervals on axle ontology, side of first wheel seat far from the second wheel seat is arranged in the first axle box seating, and the second axle box seating is between the first wheel seat and the second wheel seat.This railway axle device on the lesser rail of sweep when running, since wheel wear is smaller, so as to which the noise generated between wheel and rail is effectively reduced, and at work, the region of high stress of axle ontology is smaller, convenient for the maintenance and maintenance to axle ontology, the service efficiency of track vehicle is improved.
Description
Technical field
The present invention relates to field of track traffic, in particular to a kind of railway axle device of mixing axle box arrangement.
Background technique
Current urban rail transit vehicles hole-bored axle from end to end both at home and abroad mostly uses greatly classical axle box externally positioned type, and urban rail route
Sweep is smaller, since wheel track side grinding often issues the ear-piercing sound that screams when vehicle crosses curve, causes noise pollution, and increase
Wheel wear.Axle box internally-arranged type axle can effectively improve the curving performance of vehicle, but since axle institute is loaded
The difference of lotus position causes the criticality safety section of built-in axle box formula axle to be located in the middle part of axle, and the area of the region of high stress
Larger, this just increases the difficulty and workload of Axle crack detection, is not easy to very much the maintenance and maintenance of axle.
Summary of the invention
The present invention provides a kind of railway axle devices of mixing axle box arrangement, it is intended to solve railway axle in the prior art
The above problem existing for device.
The present invention is implemented as follows:
A kind of railway axle device of mixing axle box arrangement, comprising:
Axle ontology is arranged at intervals with the first wheel seat and the second wheel seat on the axle ontology；
The first axle box seating and the second axle box seating are also arranged at intervals on the axle ontology, the first axle box seating setting exists
Side of first wheel seat far from second wheel seat, second axle box seating are located at first wheel seat and second wheel
Between seat.
In preferred embodiments of the present invention, pinion stand is additionally provided on the axle ontology, the pinion stand setting exists
Between first wheel seat and second wheel seat.
In preferred embodiments of the present invention, brake disc seat is additionally provided on the axle ontology, the brake disc seat is set
It sets in side of second wheel seat far from first wheel seat.
In preferred embodiments of the present invention, second axle box seating is positioned close to one end of second wheel seat, institute
One end that pinion stand is positioned close to first wheel seat is stated, setting is spaced between the pinion stand and second wheel seat.
In preferred embodiments of the present invention, the first wheel is installed on first wheel seat, is pacified on second wheel seat
Equipped with the second wheel.
In preferred embodiments of the present invention, gear, the gear and first wheel are installed on the pinion stand
Between be spaced setting.
In preferred embodiments of the present invention, brake disc, the brake disc and described are installed on the brake disc seat
Setting is spaced between two wheels.
In preferred embodiments of the present invention, the axle ontology is internally provided with cavity, and the cavity is along described
Axle ontology axially penetrates through the axle ontology.
In preferred embodiments of the present invention, on the inside of the wheel rim of first wheel and second wheel away from for 1353 ±
2mm。
The beneficial effects of the present invention are:
The railway axle device for the mixing axle box arrangement that the present invention obtains by above-mentioned design, at work, due to
Side of first wheel seat far from the second wheel seat is arranged in first axle box seating, and the setting of the second axle box seating is taken turns in the first wheel seat and second
It is compared between seat with the axle of axle box externally positioned type in the prior art, the design of the application shortens suspension transverse direction span,
Bogie lateral stiffness is reduced, to improve the curving performance of vehicle to a certain extent, reduces the abrasion of wheel.With
The axle of axle box internally-arranged type in the prior art is compared, criticality safety section of the application axle ontology under rotoflector load
Still at compensating groove, the region of high stress is smaller, convenient for the maintenance and maintenance to axle ontology, utilizes the iron of this mixing axle box arrangement
Track vehicle made of road car shaft device when being run on the lesser rail of sweep, due to wheel wear compared with
It is small, so as to which the noise generated between wheel and rail is effectively reduced, and at work, the high stress of axle ontology
Area is smaller, convenient for the maintenance and maintenance to axle ontology, improves the service efficiency of track vehicle.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of the railway axle for the mixing axle box arrangement that embodiment of the present invention provides；
Fig. 2 is the cross-sectional view of the structure of the railway axle for the mixing axle box arrangement that embodiment of the present invention provides；
Fig. 3 is the three-dimensional structure diagram of the railway axle for the mixing axle box arrangement that embodiment of the present invention provides；
Fig. 4 is the axle longitudinal direction first principal stress cloud atlas of conventional external axle box；
Fig. 5 is the axle longitudinal direction first principal stress cloud atlas of axle box built in routine；
Fig. 6 is the axle longitudinal direction first principal stress cloud atlas for mixing axle box arrangement；
Fig. 7 is the railway axle strength check sectional view for the mixing axle box arrangement that embodiment of the present invention provides.
Icon: the railway axle of 100- mixing axle box arrangement；110- axle ontology；111- cavity；The first axle box seating of 121-；
The second axle box seating of 122-；The first wheel seat of 131-；The second wheel seat of 132-；140- pinion stand；150- brake disc seat；The first vehicle of 161-
Wheel；The second wheel of 162-；170- gear；180- brake disc.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this
Invent the range of protection.
In the description of the present invention, it is to be understood that, indicating position or the term of positional relationship are based on shown in attached drawing
Orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than the equipment of indication or suggestion meaning
Or element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature can be on or below second feature
Directly contacted including the first and second features, also may include the first and second features be not direct contact but by them it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature second spy
Right above sign and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature it
Under, lower section and fisrt feature included below be directly below and diagonally below the second feature, or be merely representative of first feature horizontal height
Less than second feature.
Embodiment one
100 device of railway axle for present embodiments providing a kind of mixing axle box arrangement, please refers to Fig. 1, Fig. 2 and Fig. 3,
It is this mixing axle box arrangement 100 device of railway axle include:
Axle ontology 110 is provided with spaced first wheel seat 131 and the second wheel seat 132 on axle ontology 110；
The first axle box seating 121 and the second axle box seating 122 are also arranged at intervals on axle ontology 110, the first axle box seating 121 is set
It sets in side of first wheel seat 131 far from the second wheel seat 132, the second axle box seating 122 is located at the first wheel seat 131 and the second wheel seat
Between 132.
By the design of the position to the first axle box seating 121 and the second axle box seating 122, shorten suspension laterally across
Away from reducing bogie lateral stiffness, to improve the curving performance of vehicle to a certain extent, reduce the mill of wheel
Consumption.Meanwhile criticality safety section of the axle ontology 110 under rotoflector load, still at compensating groove, the region of high stress is smaller, just
In maintenance and maintenance to axle ontology 110.
Optionally, in the present embodiment, it is additionally provided with pinion stand 140 on axle ontology 110, the setting of pinion stand 140 is the
Between one wheel seat 131 and the second wheel seat 132.
Compared to the prior art the position of pinion stand 140 remains unchanged, do not need to replace structure, so as to mention
Height improves the scope of application to the collocation degree of existing vehicle.
Optionally, in the present embodiment, brake disc seat 150 is additionally provided on axle ontology 110, brake disc seat 150 is arranged
In side of second wheel seat 132 far from the first wheel seat 131.
Brake disc 180 is placed on the side on the second wheel seat 132 far from the first wheel seat 131, it is easy to disassemble and install, it mentions
High overhaul efficiency.
Optionally, in the present embodiment, the second axle box seating 122 is positioned close to one end of the second wheel seat 132, pinion stand
140 are positioned close to one end of the first wheel seat 131, and setting is spaced between pinion stand 140 and the second wheel seat 132.
Pinion stand 140 is identical with the position of pinion stand 140 of axle of external axle box of routine in the prior art, so as to
To effectively improve the collocation degree to existing vehicle, the scope of application is improved.
Optionally, in the present embodiment, the first wheel 161 is installed on first wheel seat 131, is installed on the second wheel seat 132
There is the second wheel 162.
First wheel 161 is mounted on the first wheel seat 131, and the second wheel 162 is mounted on the second wheel seat 132, realizes fortune
Capable function.
Optionally, in the present embodiment, gear 170 is installed, between gear 170 and the first wheel 161 on pinion stand 140
Interval setting.
Gear 170 is installed on pinion stand 140 and gear in the prior art 170 is identical, there is very high applicability.
Optionally, in the present embodiment, brake disc 180, brake disc 180 and the second wheel are installed on brake disc seat 150
Setting is spaced between 162.
Brake disc 180 provides the function of braking, and brake disc 180 is mounted on brake disc seat 150, is located at the second wheel
162 sides far from the first wheel 161, facilitate carry out repair and replacement.
Optionally, in the present embodiment, axle ontology 110 is internally provided with cavity 111, and cavity 111 is along axle sheet
Body 110 axially penetrates through axle ontology 110.
Hole-bored axle from end to end is axle commonly used in the prior art, and every technology is all highly developed.
Optionally, in the present embodiment, away from for 1353 ± 2mm on the inside of the wheel rim of the first wheel 161 and the second wheel 162.
Away from meeting mark for 1353 ± 2mm, dimensional tolerance ± 2mm on the inside of the wheel rim of first wheel 161 and the second wheel 162
Standard gauge away from requirement, can be run in the standard gauge of 1435mm.
Referring to Fig. 4, the axle of conventional external axle box, at work, the region of high stress there are two part, into
When row detection, need to detect two parts respectively.
Referring to Fig. 5, the axle of conventional built-in axle box, at work, there are two parts for the region of high stress, wherein
Region of high stress area in the middle part of axle is larger, and the workload detected to it is higher.
Referring to Fig. 6, the railway axle 100 of mixing axle box arrangement, at work, only one portion of the region of high stress
Point, and its area is smaller, when detection, it is only necessary to which to the region of high stress, this fraction is detected.
Referring to Fig. 7, the railway axle 100 of mixing axle box arrangement, at work, seven portions higher to its stress
Position detected, it is obtaining the result is as follows:
It mixes axle box and arranges axle strength check result
By upper Biao Ke get, the stress for calculating stress highest point is 70.29MPa, and allowable stress herein is 145MPa,
Greater than stress is calculated, and the allowable stress of other parts is all larger than calculating stress, so as to the design of this structure can be with
Meet the requirement of its safety.
It should be pointed out that due to the first axle box seating 121 and the second axial seat 122 on axle ontology 110 position not
Symmetrically, when transmitting vertical force, it is excessive that single wheel abrasion be will cause.To maintain balance, the front and back wheel pair of same bogie is needed
It is diagonally arranged symmetrically, guarantees bogie balance, while reasonable Arrangement suspension parts, guarantee vehicle balance.
The working principle of railway axle 100 of mixing axle box arrangement provided in this embodiment is, at work, due to
Side of first wheel seat 131 far from the second wheel seat 132 is arranged in first axle box seating 121, and the second axle box seating 122 is arranged first
It is compared between wheel seat 131 and the second wheel seat 132 with the axle of axle box externally positioned type in the prior art, the design of the application shortens
Suspension transverse direction span, reduces bogie lateral stiffness, to improve the curve negotiating of vehicle to a certain extent
Can, reduce the abrasion of wheel.It is compared with the axle of axle box internally-arranged type in the prior art, the application axle ontology 110 is rotating
Still at compensating groove, the region of high stress is smaller in criticality safety section under bending load, convenient for the maintenance and dimension to axle ontology 110
Shield.
The above is only the preferred embodiment of the present invention, are not intended to restrict the invention, for the technology of this field
For personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of railway axle device of mixing axle box arrangement characterized by comprising
Axle ontology is arranged at intervals with the first wheel seat and the second wheel seat on the axle ontology；
The first axle box seating and the second axle box seating are also arranged at intervals on the axle ontology, first axle box seating is arranged described
Side of first wheel seat far from second wheel seat, second axle box seating be located at first wheel seat and second wheel seat it
Between；
Be additionally provided with pinion stand on the axle ontology, the pinion stand setting first wheel seat and second wheel seat it
Between；
Brake disc seat is additionally provided on the axle ontology, the brake disc seat is arranged in second wheel seat far from described first
The side of wheel seat；
Second axle box seating is positioned close to one end of second wheel seat, and the pinion stand is positioned close to the first round
One end of seat is spaced setting between the pinion stand and second wheel seat.
2. the railway axle device of mixing axle box arrangement according to claim 1, which is characterized in that on first wheel seat
First wheel is installed, the second wheel is installed on second wheel seat.
3. the railway axle device of mixing axle box arrangement according to claim 2, which is characterized in that pacify on the pinion stand
Equipped with gear, setting is spaced between the gear and first wheel.
4. the railway axle device of mixing axle box arrangement according to claim 2, which is characterized in that on the brake disc seat
Brake disc is installed, setting is spaced between the brake disc and second wheel.
5. the railway axle device of mixing axle box arrangement according to claim 1, which is characterized in that the axle ontology
It is internally provided with cavity, the cavity axially penetrates through the axle ontology along the axle ontology.
6. it is according to claim 2 mixing axle box arrangement railway axle device, which is characterized in that first wheel and
Away from for 1353 ± 2mm on the inside of the wheel rim of second wheel.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018101979845 | 2018-03-08 | ||
| CN201810197984 | 2018-03-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108791353A CN108791353A (en) | 2018-11-13 |
| CN108791353B true CN108791353B (en) | 2019-08-23 |
Family
ID=64095345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810295348.6A Active CN108791353B (en) | 2018-03-08 | 2018-04-03 | Mix the railway axle device of axle box arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108791353B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009051773B4 (en) * | 2009-11-04 | 2015-09-03 | Michael Reutter | Redesign of a railway axle without drive |
| CN103879427A (en) * | 2012-12-20 | 2014-06-25 | 长春轨道客车装备有限责任公司 | Axle-hung box, axle-hung box unit and urban rail vehicle |
| CN203974831U (en) * | 2014-07-18 | 2014-12-03 | 成都市新筑路桥机械股份有限公司 | Be used for the wheel of 100% low floor power truck to device |
| CN105312883B (en) * | 2015-11-16 | 2017-07-14 | 长春轨道客车股份有限公司 | Handler is moved back to the wheel of composition for axle box internal elastic wheel |
| CN107161162A (en) * | 2017-05-18 | 2017-09-15 | 中车四方车辆有限公司 | A kind of drive system used for rail vehicle and rail vehicle |
| CN107628049B (en) * | 2017-09-27 | 2019-07-02 | 中车长春轨道客车股份有限公司 | The built-in compact bogie of axle box for high and cold railcar |
-
2018
- 2018-04-03 CN CN201810295348.6A patent/CN108791353B/en active Active
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| Publication number | Publication date |
|---|---|
| CN108791353A (en) | 2018-11-13 |
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