CN115675558A - Meter gauge framework structure for railway train and meter gauge bogie for railway train - Google Patents
Meter gauge framework structure for railway train and meter gauge bogie for railway train Download PDFInfo
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- CN115675558A CN115675558A CN202211468839.9A CN202211468839A CN115675558A CN 115675558 A CN115675558 A CN 115675558A CN 202211468839 A CN202211468839 A CN 202211468839A CN 115675558 A CN115675558 A CN 115675558A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The invention relates to the field of railway vehicles, and provides a meter gauge framework structure for a railway train, which comprises a pair of oppositely arranged side beams, a pair of cross beams arranged between the pair of side beams and a pair of end beams arranged at two ends of the pair of side beams and connecting the pair of side beams to form a closed structure; the upper cover plates of the pair of side beams are respectively provided with a transverse shock absorber seat, and the pair of transverse shock absorber seats are obliquely and symmetrically arranged relative to the longitudinal axis of the framework. The transverse shock absorber seat does not occupy the extra space of the framework, so that the structure is more compact.
Description
Technical Field
The invention relates to the technical field of railway vehicles, in particular to a meter gauge framework structure for a railway train and a meter gauge bogie for the railway train.
Background
The meter gauge is a one-meter gauge as the name implies, and because the meter gauge is narrow, the meter gauge framework installed on the meter gauge needs to maintain a uniform span, that is, the distance between a pair of side beams of the meter gauge framework is very narrow, and in order to adapt to the installation of components such as a driving motor, a gear box and the like inside the framework, the installation space of the meter gauge framework is usually very limited.
Disclosure of Invention
The invention provides a meter gauge framework structure for a railway train, which is used for solving the defect that the installation space of the meter gauge framework in the prior art is limited, and realizing compact structure and reasonable component installation layout of the meter gauge framework.
The invention also provides a meter gauge bogie for the rail train.
The invention provides a meter gauge framework structure for a railway train, which comprises a pair of oppositely arranged side beams, a pair of cross beams arranged between the pair of side beams and a pair of end beams arranged at two ends of the pair of side beams and connecting the pair of side beams to form a closed structure; the upper cover plates of the pair of side beams are respectively provided with a transverse shock absorber seat, and the pair of transverse shock absorber seats are obliquely and symmetrically arranged relative to the longitudinal axis of the framework.
According to one embodiment of the invention, the end beam comprises an end beam body and extension beams bent towards the same side along two ends of the end beam body, a lower cover plate of each extension beam is provided with a abdicating hole for installing a vertical damper seat, a pair of openings are formed in the positions, right opposite to the abdicating holes, of an upper cover plate of each extension beam, a space in the abdicating holes in the extension beams is used for installing the vertical damper seats, and the vertical damper seats are welded on the upper cover plate of the extension beam through the pair of openings.
According to one embodiment of the present invention, the end portions of the side sills are welded to pedestal-locating-node mounting seats, respectively, and the end portions of the extension beams are welded to the side sills through the pedestal-locating-node mounting seats.
According to an embodiment of the invention, the abdicating hole and the opening are formed at the end of the extension beam close to the axle box positioning node mounting seat.
According to one embodiment of the invention, the inner vertical plate of each extension beam is provided with a wheel set lifting seat, and the outer vertical plate of each extension beam is provided with a lifting hole.
According to one embodiment of the invention, the inner cavity of the end beam is provided with a plurality of rib plates which are arranged at intervals; and each end beam body is provided with a pair of brake device mounting positions arranged at intervals.
According to one embodiment of the invention, a pair of longitudinal auxiliary beams is arranged between the pair of cross beams, one end of each longitudinal auxiliary beam extends to be welded with the inner vertical plate of the side beam, and the other end of each longitudinal auxiliary beam is provided with a transverse stop seat.
According to one embodiment of the invention, a pair of the cross beams are respectively provided with a motor mounting seat and a transmission mounting seat which are arranged at intervals, the motor mounting seats on the pair of the cross beams are obliquely and symmetrically arranged relative to the transverse axis of the framework, and the transmission mounting seats on the pair of the cross beams are obliquely and symmetrically arranged relative to the transverse axis of the framework.
According to one embodiment of the invention, the upper cover plate and the lower cover plate of the end beam are bent steel plates, and the cross-sectional area of the end beam body is smaller than that of the extension beam.
The invention also provides a meter gauge bogie for the rail train, which comprises a driving motor, a transmission device, a wheel pair and a meter gauge framework structure for the rail train; the driving motor and the transmission device are respectively installed on the motor installation seat and the transmission installation seat of the cross beam, the wheel pair is installed below the framework, and the axle box body of the wheel pair is connected with the axle box positioning node installation seat of the side beam in a primary suspension mode.
The meter gauge framework structure for the rail train is provided with two transverse shock absorbers in an oblique and symmetrical mode through the pair of side beams, so that the two transverse shock absorbers are installed in an oblique and symmetrical mode and are used for transverse shock absorption on two sides of a train body. The transverse shock absorber seat is arranged on the upper cover plate of the side beam, one end of the transverse shock absorber is connected with the transverse shock absorber seat, the other end of the transverse shock absorber is connected with the vehicle body, transverse shock absorption of the vehicle body is achieved, the phenomenon that the transverse shock absorber is connected with a central traction device in the prior art and occupies the space inside the framework is avoided, the transverse shock absorber seat is arranged in such a way and does not occupy the extra space of the framework, and the structure is more compact.
Drawings
In order to more clearly illustrate the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic perspective view of a meter gauge framework structure for a railway train provided by the present invention from a top view;
FIG. 2 is a perspective view of the meter gauge frame structure for a railway train according to the present invention from a bottom view;
reference numerals are as follows:
1. a side beam; 11. an upper cover plate of the side member; 2. a cross beam; 3. an end beam; 31. an end beam body; 32. an extension beam; 321. an upper cover plate of the extension beam; 322. a lower cover plate of the extension beam; 323. a hole for abdication; 324. opening a hole; 4. a longitudinal auxiliary beam; 5. a transverse shock absorber seat; 6. lifting the base; 7. lifting a lifting hole; 8. a brake mounting location; 9. a motor mounting seat; 10. a transmission mounting seat; 20. an axle box positioning node mounting base; 30. and a vertical shock absorber seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An embodiment of the present invention is described below with reference to fig. 1 to 2.
The invention provides a meter gauge framework structure for a railway train, which comprises a pair of oppositely arranged side beams 1, a pair of cross beams 2 arranged between the pair of side beams 1 and a pair of end beams 3 arranged at two ends of the pair of side beams 1 and connecting the pair of side beams 1 to form a closed structure, wherein the pair of side beams 1, the pair of cross beams 2 and the pair of end beams 3 form a 'mesh' -shaped framework; the space between the pair of cross members 2 and the pair of end beams 3 is used for mounting components such as a driving motor and a gear box, and when the meter gauge framework is used for a rack, the space between the pair of cross members 2 and the pair of end beams 3 is required to be mounted with components such as running teeth and a rack, so that the mounting space inside the framework is limited. In the embodiment, the length of the side beam 1 is increased, so that the distance between the cross beam 2 and the end beam 3 is enlarged, and a sufficient mounting space is provided for the components. Further, in order to facilitate the installation of the lateral dampers, the upper cover plates 11 of the pair of side members are respectively provided with the lateral damper seats 5, and the pair of lateral damper seats 5 are arranged in oblique symmetry with respect to the longitudinal axis of the frame, that is, the pair of side members 1 are provided with two lateral damper seats 5 in oblique symmetry, so that the two lateral dampers are installed in oblique symmetry for lateral damping of both sides of the vehicle body. In the embodiment, the transverse shock absorber seat 5 is arranged on the upper cover plate 11 of the side beam, one end of the transverse shock absorber is connected with the transverse shock absorber seat 5, the other end of the transverse shock absorber is connected with the vehicle body, transverse shock absorption of the vehicle body is achieved, the phenomenon that the transverse shock absorber is connected with a central traction device in the prior art to occupy the space inside the framework is avoided, the transverse shock absorber seat 5 is arranged in such a way not to occupy the extra space of the framework, and the structure is more compact.
It will be appreciated that the central draft gear is mounted in the middle of the frame, specifically above the cross member 2. In the meter gauge frame of this embodiment, the inside space requires more parts to be installed, and the lateral shock absorbers are connected between the side members 1 and the vehicle body by individually removing the lateral shock absorbers, providing the lateral shock absorber seats 5 in the upper cover plates 11 of the side members, greatly freeing up the installation space for the central draft gear.
It should be noted that the side beam 1 is a box beam, and includes an upper cover plate, an outer vertical plate, a lower cover plate and an inner vertical plate which are sequentially surrounded to form a closed space. The cross beam 2 is in the structural form of a steel pipe. The end beam 3 is also box-shaped and comprises an upper cover plate and a lower cover plate which are oppositely arranged up and down, and an inner vertical plate and an outer vertical plate which are oppositely arranged inside and outside.
In one embodiment, the end beam 3 includes an end beam body 31 and an extending beam 32 bending towards the same side along two ends of the end beam body 31, a lower cover plate 322 of each extending beam is provided with a receding hole 323 for installing the vertical damper seat 30, the receding hole 323 may be a long circular hole, a pair of holes 324 is provided at a position of the upper cover plate 321 of the extending beam, which is over against the receding hole 323, the holes 324 may be small circular holes, a space in the receding hole 323 in the extending beam 32 is used for installing the vertical damper seat 30, the vertical damper seat 30 is welded on an inner side surface of the upper cover plate 321 of the extending beam through the pair of holes 324, that is, the receding hole 323 is provided on the lower cover plate 322 of the extending beam, so that the vertical damper seat 30 is conveniently installed in a box-shaped space of the extending beam 32, so that the vertical damper seat 30 is stably connected with the upper cover plate 321 of the extending beam, the pair of small circular holes are provided on the upper cover plate 321 of the extending beam, so that the vertical damper seat 30 is conveniently installed in the box-shaped space over which is over against the receding hole 323 of the extending beam from outside of the upper cover plate 321. Thus, one end of the vertical vibration damper is connected with the vertical vibration damper base 30, and the other end is connected with the vehicle body, so as to facilitate the vertical vibration damping of the vehicle body. Through locating vertical shock absorber seat 30 in the extension roof beam 32 of end beam 3, can greatly practice thrift the occupation space of vertical shock absorber on the framework, compare and locate the curb girder 1 outside in the past vertical shock absorber seat 30, promoted the compact structure nature of whole framework.
According to one embodiment of the present invention, axle box positioning node mounting seats 20 are welded to the ends of the side members 1, respectively, and the axle box positioning node mounting seats 20 are cylindrical with downward openings and are used for mounting a primary suspension, and the primary suspension connects the axle box positioning node mounting seats 20 and an axle box body on a wheel pair. The ends of the extension beams 32 are welded to the side members 1 through the axle box positioning node mounting seats 20 to form a closed framework.
According to an embodiment of the present invention, the offset holes 323 and the openings 324 are formed at the end of the extension beam 32 near the axle box locating node mounting base 20 to meet the mounting requirements of the vertical damper base 30 and the position requirements of the vertical damper to be connected to the vehicle body.
According to an embodiment of the invention, the inner vertical plate of each extension beam 32 is provided with a wheel set lifting seat 6 for use in wheel set lifting, and the outer vertical plate of each extension beam 32 is provided with a lifting hole 7 for use in integral lifting of the framework. And the wheel set lifting seat 6 and the lifting hole 7 have simple structures, hidden positions and convenient arrangement, and are convenient for lifting the wheel set and the integral frame. Through setting up lifting eye 7, avoided welding lifting seat 6 on the framework, both lightened and reduced the welding volume.
According to one embodiment of the invention, the inner cavity of the end beam 3 is provided with a plurality of rib plates arranged at intervals to strengthen the structural strength of the end beam 3; each end beam body 31 is provided with a pair of brake device mounting positions 8 which are arranged at intervals and used for mounting a brake device, and the box-type end beam 3 is designed at the end part of the framework for mounting the brake device, so that the sufficient strength is ensured, the torsional rigidity of the whole framework is improved, and the stress at the joint of the cross beam 2 and the side beam 1 is shared.
According to one embodiment of the invention, a pair of longitudinal auxiliary beams 4 are arranged between a pair of cross beams 2, one end of each longitudinal auxiliary beam 4 extends to be welded with an inner vertical plate of the side beam 1, namely, the longitudinal auxiliary beam 4 with full length is formed, the longitudinal auxiliary beam 4 is directly welded with the side beam 1, a pair of steel pipe intervals are reasonably designed on the pair of cross beams 2, enough installation space is provided for components in a framework, the weight of the cross beams 2 is reduced, the torsion resistance is reduced due to the fact that the axle distance of the framework is designed to be larger, and the torsion rigidity of the framework is increased by extending the longitudinal auxiliary beam 4 to the inner vertical plate of the side beam 1.
In this embodiment, the other end of each of the pair of longitudinal auxiliary beams 4 is provided with a transverse stopping seat for cooperating with the central traction device to realize transverse stopping.
According to one embodiment of the invention, the pair of cross beams 2 are respectively provided with the motor mounting seats 9 and the transmission mounting seats 10 which are arranged at intervals, the motor mounting seats 9 on the pair of cross beams 2 are obliquely and symmetrically arranged relative to the transverse axis of the framework, the transmission mounting seats 10 on the pair of cross beams 2 are obliquely and symmetrically arranged relative to the transverse axis of the framework, the motor mounting seats 9 are used for mounting driving motors, the transmission mounting seats 10 are used for mounting transmission devices, and the motor mounting seats 9 and the transmission mounting seats 10 are obliquely and symmetrically arranged, so that after the pair of driving motors and the pair of transmission devices are mounted, the driving motors and the transmission devices are obliquely and symmetrically arranged in pairs, and the stress balance of the whole framework is kept.
According to one embodiment of the invention, the upper cover plate and the lower cover plate of the end beam 3 are bent steel plates, and the upper cover plate and the lower cover plate of the end beam 3 are both provided with bent steel plates with transitional cambered surfaces, and can be adjusted according to the vertical size of accessories such as a braking device, so that the mounting interface is compact, and the overlong fastening bolt is avoided.
In addition, the cross-sectional area of the end beam body 31 is smaller than that of the extension beam 32, so that the cross-sectional size is reduced at the position of the end beam body 31 under the condition of meeting the requirements of interface size and strength, and the situation that the design is too strong and enough space is reserved for hanging other accessory devices is avoided.
On the other hand, the invention also provides a meter gauge bogie for the rail train, which comprises a driving motor, a transmission device, a wheel pair and a meter gauge framework structure for the rail train; the driving motor and the transmission device are respectively arranged on a motor mounting seat 9 and a transmission mounting seat 10 of the cross beam 2, the wheel set is arranged below the framework, and an axle box body of the wheel set is connected with an axle box positioning node mounting seat 20 of the side beam 1 through a series of suspension. The present embodiment has all the advantages of the above framework by providing the above framework, and is not described herein again.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A meter gauge framework structure for a railway train is characterized by comprising a pair of oppositely arranged side beams, a pair of cross beams arranged between the pair of side beams and a pair of end beams arranged at two ends of the pair of side beams and connecting the pair of side beams to form a closed structure; the upper cover plates of the pair of side beams are respectively provided with a transverse shock absorber seat, and the pair of transverse shock absorber seats are obliquely and symmetrically arranged relative to the longitudinal axis of the framework.
2. The meter gauge framework structure for track train according to claim 1, wherein the end beam comprises an end beam body and an extension beam bent towards the same side along both ends of the end beam body, each of the lower cover plate of the extension beam is provided with a abdicating hole for installing a vertical damper seat, the upper cover plate of the extension beam is just opposite to the abdicating hole, the space in the abdicating hole in the extension beam is used for installing the vertical damper seat, and the vertical damper seat is welded on the upper cover plate of the extension beam through the pair of abdicating holes.
3. The meter gauge frame structure for a railway train according to claim 2, wherein the ends of the side sills are welded to axlebox locating node mounting seats, respectively, and the ends of the extension beam are welded to the side sills through the axlebox locating node mounting seats.
4. The meter gauge framework structure for railway trains according to claim 3, wherein the abdicating hole and the opening are opened at the end of the extension beam near the axle box positioning node mounting seat.
5. The meter gauge framework structure for railway trains according to claim 2, wherein the inner vertical plate of each extension beam is provided with a wheel set lifting seat, and the outer vertical plate of each extension beam is provided with a lifting hole.
6. The meter gauge framework structure for the rail train according to claim 2, wherein the inner cavity of the end beam is provided with a plurality of rib plates arranged at intervals; each end beam body is provided with a pair of brake device mounting positions arranged at intervals.
7. The meter gauge framework structure for railway trains according to any one of claims 1 to 6, wherein a pair of longitudinal auxiliary beams are provided between a pair of cross beams, one end of each of the pair of longitudinal auxiliary beams extends to be welded with the inner vertical plate of the side beam, and the other end of each of the pair of longitudinal auxiliary beams is provided with a transverse stop seat.
8. The meter gauge framework structure for railway trains according to any one of claims 1 to 6, wherein a pair of cross beams are provided with motor mounting seats and transmission mounting seats which are arranged at intervals, the motor mounting seats on the pair of cross beams are arranged in an oblique symmetry manner with respect to a transverse axis of the framework, and the transmission mounting seats on the pair of cross beams are arranged in an oblique symmetry manner with respect to the transverse axis of the framework.
9. The meter gauge framework structure for railway trains of claim 2, wherein the upper cover plate and the lower cover plate of the end beam are bent steel plates, and the cross-sectional area of the end beam body is smaller than that of the extension beam.
10. A meter gauge bogie for a railway train is characterized by comprising a driving motor, a transmission device, a wheel pair and a meter gauge framework structure for the railway train according to any one of claims 1 to 9; the driving motor and the transmission device are respectively installed on the motor installation seat and the transmission installation seat of the cross beam, the wheel pair is installed below the framework, and the axle box body of the wheel pair is connected with the axle box positioning node installation seat of the side beam in a primary suspension mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211468839.9A CN115675558A (en) | 2022-11-22 | 2022-11-22 | Meter gauge framework structure for railway train and meter gauge bogie for railway train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211468839.9A CN115675558A (en) | 2022-11-22 | 2022-11-22 | Meter gauge framework structure for railway train and meter gauge bogie for railway train |
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| Publication Number | Publication Date |
|---|---|
| CN115675558A true CN115675558A (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211468839.9A Pending CN115675558A (en) | 2022-11-22 | 2022-11-22 | Meter gauge framework structure for railway train and meter gauge bogie for railway train |
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| CN (1) | CN115675558A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0840269A (en) * | 1994-07-27 | 1996-02-13 | Hitachi Ltd | Steering truck |
| CN103496380A (en) * | 2013-09-18 | 2014-01-08 | 唐山轨道客车有限责任公司 | Power truck for meter-gage route and vehicle for meter-gage route |
| CN103625499A (en) * | 2013-06-29 | 2014-03-12 | 南车青岛四方机车车辆股份有限公司 | Framework of narrow-gauge train bogie |
| CN103770804A (en) * | 2012-10-26 | 2014-05-07 | 南车青岛四方机车车辆股份有限公司 | Railway-vehicle motor-car bogie frame |
| CN105438211A (en) * | 2015-12-17 | 2016-03-30 | 中车洛阳机车有限公司 | Bogie framework for engineering vehicle |
| CN209683707U (en) * | 2019-03-19 | 2019-11-26 | 西南交通大学 | A kind of built-in lightweight bogie of quick lorry axle box |
| CN110667635A (en) * | 2019-11-19 | 2020-01-10 | 西南交通大学 | Built-in bogie frame of axle box |
| CN112026830A (en) * | 2020-09-10 | 2020-12-04 | 中车青岛四方机车车辆股份有限公司 | Railway vehicle bogie frame, bogie and railway vehicle |
-
2022
- 2022-11-22 CN CN202211468839.9A patent/CN115675558A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0840269A (en) * | 1994-07-27 | 1996-02-13 | Hitachi Ltd | Steering truck |
| CN103770804A (en) * | 2012-10-26 | 2014-05-07 | 南车青岛四方机车车辆股份有限公司 | Railway-vehicle motor-car bogie frame |
| CN103625499A (en) * | 2013-06-29 | 2014-03-12 | 南车青岛四方机车车辆股份有限公司 | Framework of narrow-gauge train bogie |
| CN103496380A (en) * | 2013-09-18 | 2014-01-08 | 唐山轨道客车有限责任公司 | Power truck for meter-gage route and vehicle for meter-gage route |
| CN105438211A (en) * | 2015-12-17 | 2016-03-30 | 中车洛阳机车有限公司 | Bogie framework for engineering vehicle |
| CN209683707U (en) * | 2019-03-19 | 2019-11-26 | 西南交通大学 | A kind of built-in lightweight bogie of quick lorry axle box |
| CN110667635A (en) * | 2019-11-19 | 2020-01-10 | 西南交通大学 | Built-in bogie frame of axle box |
| CN112026830A (en) * | 2020-09-10 | 2020-12-04 | 中车青岛四方机车车辆股份有限公司 | Railway vehicle bogie frame, bogie and railway vehicle |
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