CN102963383B - A kind of railway truck side bearing - Google Patents
A kind of railway truck side bearing Download PDFInfo
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- CN102963383B CN102963383B CN201210521183.2A CN201210521183A CN102963383B CN 102963383 B CN102963383 B CN 102963383B CN 201210521183 A CN201210521183 A CN 201210521183A CN 102963383 B CN102963383 B CN 102963383B
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Abstract
The present invention relates to a kind of railway truck side bearing, it is characterized in that: it comprises skew symmetry and is arranged on the first side bearing on railway goods train bogie two curb girder and the second side bearing, first side bearing comprises side bearing body, Roller Shaft and roller, and the second side bearing comprises side bearing body, side bearing cover plate and wearing plate, side bearing body comprises a brace table, one plummer and two groups of Flexible Connectors, brace table comprises a base plate, it is trapezoidal back-up block that base plate top is fixedly installed a vertical section, corresponding with the cylindrical protrusions positioning table at curb girder top, arrange one bottom brace table and run through manhole bottom base plate and back-up block, plummer arranges a rectangle large through-hole, before plummer, rear both ends of the surface top is provided with places the some to draw-in groove of Roller Shaft, every a pair draw-in groove comprises a rectangle draw-in groove and the circular draw-in groove of half, plummer is arranged on back-up block top, a left side for back-up block, right both sides end face is connected with plummer inner side end respectively by one group of Flexible Connector.The present invention can be widely used in rolling stock.
Description
Technical field
The present invention relates to a kind of railway goods train bogie full side bearing bearing framing member, particularly a kind of about railway truck side bearing.
Background technology
The bearing mode of current roller bearing adapter stabilizer bar has that cartridge carries, cartridge and side bearing carries jointly and full side bearing bearing etc.Along with the raising of rolling stock running velocity, bearing mode is also progressively carried to cartridge and side bearing by cartridge carrying jointly, full side bearing bearing mode develops.For empty, that loaded vehicle load variations is larger railway truck, particularly adopt full side bearing bearing high speed railway lorry, even if turn round resisting moment can meet the demands under complete vehicle curb condition, but under loaded vehicle state, because steering resistance square sharply increases, curving performance will worsen, and affects railway truck and normally uses.Therefore, when railway truck adopts full side bearing structure, it is required for being optimized to adapt to and meet empty, loaded vehicle performance requriements to side bearing structure.
Summary of the invention
For the problems referred to above, the object of this invention is to provide one and can meet and automatically adjust according to empty, loaded vehicle state, and be applicable to the railway truck side bearing that high speed railway lorry adopts full side bearing bearing structural requirement.
For achieving the above object, the present invention takes following technical scheme: a kind of railway truck side bearing, it is characterized in that: it comprises skew symmetry and is arranged on the first side bearing on railway goods train bogie two curb girder and the second side bearing, described first side bearing comprises side bearing body and roller, described roller is placed on described side bearing body top by a Roller Shaft, described second side bearing comprises side bearing body, side bearing cover plate and wearing plate, described wearing plate is placed on described side bearing cover plate top, and described side bearing cover plate is plugged in described side bearing body top, described side bearing body comprises a brace table, one plummer and two groups of Flexible Connectors, described brace table comprises a base plate, it is trapezoidal back-up block that described base plate top is fixedly installed a vertical section, corresponding with the cylindrical protrusions positioning table at described curb girder top, arrange one bottom described brace table and run through manhole bottom described base plate and back-up block, described plummer arranges a rectangle large through-hole, before described plummer, rear both ends of the surface top is provided with places the some to draw-in groove of described Roller Shaft, draw-in groove described in every a pair comprises a rectangle draw-in groove and the circular draw-in groove of half, described plummer is arranged on described back-up block top, a left side for described back-up block, right both sides end face is connected with described plummer inner side end respectively by Flexible Connector described in a group.
Each is organized described Flexible Connector and is formed by connecting by some layers of rubber layer and several baffle intervals.
One end of described Roller Shaft is rectangular configuration, the two ends of described rectangular configuration longitudinally arrange one respectively for carrying out the flange of located lateral to described Roller Shaft, described lip diameter is greater than the diameter of described roller, described roller sleeve is located in described Roller Shaft, the rectangular configuration of described Roller Shaft one end is placed in described rectangle draw-in groove, and the other end is placed in described semicircle draw-in groove.
The rectangle large through-hole of corresponding described plummer, the bottom surrounding of described side bearing cover plate is provided with a projection contiguous block, and the top of described side bearing cover plate arranges a rectangular-shape macro groove, described rectangular-shape macro groove center arranges a cylindrical boss, the bottom centre of described side bearing cover plate arranges a cylindrical projections limiting stopper, and described wearing plate center arranges a manhole; The projection contiguous block of described side bearing cover plate is plugged in described rectangle large through-hole, and the manhole of described wearing plate is through cylindrical boss and described rectangular-shape macro groove interference fit.
Corner, described side bearing cover plate top is respectively arranged with the breach being communicated with described rectangular-shape macro groove.
Described back-up block is arranged the trapezoidal hole that runs through forward and backward both ends of the surface.
The present invention is owing to taking above technical scheme, it has the following advantages: 1, the present invention includes skew symmetry and be arranged on the first side bearing on railway goods train bogie two curb girder and the second side bearing, first side bearing comprises side bearing body, Roller Shaft and roller, second side bearing comprises side bearing body, side bearing cover plate and wearing plate, vertical stiffness during loaded vehicle comparatively empty wagons time about double, under complete vehicle curb condition, the upper plane of wearing plate is higher than the upper plane of roller, second side bearing carries car body, and friction pair is cliding friction; Under loaded vehicle state, first side bearing and the second side bearing body carry car body jointly, friction pair is the combination of cliding friction and friction of rolling, friction force between car body and bogie truck is for becoming friction coefficient, therefore the present invention can enable the steering resistance square of car body and bogie truck automatically adjust according to empty, loaded vehicle state, and particularly loaded vehicle steering resistance square can remain on a suitable level.2, plummer top of the present invention is provided with some to the draw-in groove for placing Roller Shaft, every a pair draw-in groove comprises a rectangle draw-in groove and the circular draw-in groove of half, and one end of Roller Shaft is provided with rectangular configuration, the both sides of rectangular configuration are provided with flange, therefore can effectively prevent Roller Shaft from rotating and translation, support vehicles safe in operation.3, the present invention connects plummer and brace table by two groups of Flexible Connectors, and Flexible Connector is only arranged in longitudinal direction (vehicle operating direction) gap of brace table and plummer, therefore railway truck acquisition lateral stiffness is less, longitudinal rigidity is very large, vertical stiffness is moderate, can be applicable to high speed railway lorry very well and adopt full side bearing bearing structural requirement.4, the side bearing cover plate bottom centre of the second side bearing of the present invention is provided with cylindrical projections limiting stopper, limited by the longitudinal travel of brace table top to cylindrical projections limiting stopper, therefore, it is possible to ensure that excessive longitudinal travel does not occur rolling stock, prevent Flexible Connector from deforming.Therefore the present invention can be widely used in rolling stock.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first side bearing of the present utility model;
Fig. 2 is the structural representation of the second side bearing of the present utility model;
Fig. 3 is the schematic top plan view of the first side bearing of the present utility model;
Fig. 4 is the schematic top plan view of the second side bearing of the present utility model;
Fig. 5 is side bearing body structure schematic diagram of the present utility model;
Fig. 6 is that schematic diagram is looked on a side bearing body left side of the present utility model;
Fig. 7 is side bearing body schematic top plan view of the present utility model;
Fig. 8 is perspective view of the present utility model;
Fig. 9 is Roller Shaft structural representation of the present utility model;
Figure 10 is that schematic diagram is looked on a Roller Shaft left side of the present utility model;
Figure 11 is the use shape body schematic diagram of side bearing of the present utility model on the curb girder of bogie truck.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail.
As shown in figures 1-4, the present invention includes skew symmetry and be arranged on the first side bearing on the curb girder of railway goods train bogie two ends and the second side bearing, the first side bearing comprises side bearing body 1, Roller Shaft 2 and roller 3, and roller 3 is placed on side bearing body 1 top by Roller Shaft 2; Second side bearing comprises side bearing body 1, side bearing cover plate 4 and wearing plate 5, and wearing plate 5 is placed on side bearing cover plate 4 top, and side bearing cover plate 4 is plugged in side bearing body 1 top.
As shown in figures 5-8, side bearing body 1 comprises brace table 11, plummer 12 and two groups of Flexible Connectors 13; Brace table 11 is one-body molded, comprise a square base plate 111 and a vertical section is trapezoidal back-up block 112, back-up block 112 is fixedly installed on base plate 111 top, in order to alleviate the weight of brace table entirety, back-up block 112 is arranged the trapezoidal hole 113 that runs through forward and backward both ends of the surface, in order to corresponding with the cylindrical protrusions positioning table in the middle part of two curb girders of railway goods train bogie, arrange one on bottom brace table 11 and run through manhole 114 bottom base plate 111 and back-up block 112.Plummer 12 is a square rectangular block, one rectangle large through-hole 121 is set in plummer 12, the forward and backward both ends of the surface top of plummer 12 is provided with places the some to draw-in groove 122 of Roller Shaft 2, and every a pair draw-in groove 122 comprises a rectangle draw-in groove 1221 and the circular draw-in groove 1222 of half.Each group Flexible Connector 13 is made up of some layers of rubber layer 131 and several dividing plates 132 interval, namely arranges dividing plate 132 between every adjacent two layers rubber layer 131.Plummer 12 is arranged on brace table 11 top, and the left and right both ends of the surface of back-up block 112 connect respectively by the both ends of the surface that one group of Flexible Connector 13 is relative with inside plummer 12, namely Flexible Connector 13 is arranged in longitudinal direction (vehicle operating direction) gap of brace table 11 and plummer 12.
As shown in Figure 9, Figure 10, in above-described embodiment, the side of Roller Shaft 2 is rectangular configuration 21, and the two ends of rectangular configuration 21 longitudinally arrange one respectively for carrying out the flange 22 of located lateral to Roller Shaft 2, and flange 22 diameter is greater than the diameter of roller 3; During use, roller 3 is set in Roller Shaft 2, and the rectangular configuration 21 of Roller Shaft 2 one end is placed in rectangle draw-in groove 1221, and Roller Shaft 2 other end is placed in semicircle draw-in groove 1222.
As shown in Figure 2, Figure 4 shows, in the various embodiments described above, the rectangle large through-hole 121 of corresponding plummer 12, side bearing cover plate 4 is square, the bottom surrounding of side bearing cover plate 4 establishes projection contiguous block 41, and the top of side bearing cover plate 4 is provided with a rectangular-shape macro groove 42, and rectangular-shape macro groove 42 center arranges a cylindrical boss 43, the bottom centre of side bearing cover plate 4 arranges a cylindrical projections limiting stopper 44, and wearing plate 5 center arranges a manhole 51; During use, the projection contiguous block 41 of side bearing cover plate 4 is plugged in rectangle large through-hole 121, and the manhole of wearing plate 5 is through cylindrical boss 43 and rectangular-shape macro groove 42 interference fit.Conveniently wearing plate 5 pick and place conveniently, corner, side bearing cover plate 5 top is communicated with rectangular-shape macro groove and is provided with breach 45.
As shown in figure 11, when the present invention uses, two the first side bearings and two the second side bearing skew symmetries are placed on the curb girder 6 of railway goods train bogie, under complete vehicle curb condition, the top of the wearing plate 5 of two the second side bearings is higher than the upper plane of the roller 3 of the first side bearing, therefore only wearing plate 5 contacts with the side bearing wear plate at the bottom of railway truck car, and friction pair is cliding friction, and two the second side bearings carry railway truck; Under loaded vehicle state, two the first side bearings and two the second side bearings carry railway truck jointly, roller 3 contacts with the side bearing wear plate at the bottom of the car of railway truck with wearing plate 5 simultaneously, friction pair is the combination of cliding friction and friction of rolling, thus make the steering resistance square between lorry body and bogie truck remain on a suitable level, adapt to railway truck high-speed motion.
The various embodiments described above are only for illustration of the present invention, and wherein the structure and connection mode etc. of each parts all can change to some extent, and every equivalents of carrying out on the basis of technical solution of the present invention and improvement, all should not get rid of outside protection scope of the present invention.
Claims (7)
1. a railway truck side bearing, it is characterized in that: it comprises skew symmetry and is arranged on the first side bearing on railway goods train bogie two curb girder and the second side bearing, described first side bearing comprises side bearing body and roller, described roller is placed on described side bearing body top by a Roller Shaft, described second side bearing comprises side bearing body, side bearing cover plate and wearing plate, described wearing plate is placed on described side bearing cover plate top, and described side bearing cover plate is plugged in described side bearing body top, described side bearing body comprises a brace table, one plummer and two groups of Flexible Connectors, described brace table comprises a base plate, it is trapezoidal back-up block that described base plate top is fixedly installed a vertical section, corresponding with the cylindrical protrusions positioning table at described curb girder top, arrange one bottom described brace table and run through manhole bottom described base plate and back-up block, described plummer arranges a rectangle large through-hole, before described plummer, rear both ends of the surface top is provided with places the some to draw-in groove of described Roller Shaft, draw-in groove described in every a pair comprises a rectangle draw-in groove and the circular draw-in groove of half, described plummer is arranged on described back-up block top, a left side for described back-up block, right both sides end face is connected with described plummer inner side end respectively by Flexible Connector described in a group,
One end of described Roller Shaft is rectangular configuration, the two ends of described rectangular configuration longitudinally arrange one respectively for carrying out the flange of located lateral to described Roller Shaft, described lip diameter is greater than the diameter of described roller, described roller sleeve is located in described Roller Shaft, the rectangular configuration of described Roller Shaft one end is placed in described rectangle draw-in groove, and the other end is placed in described semicircle draw-in groove.
2. a kind of railway truck side bearing as claimed in claim 1, is characterized in that: each is organized described Flexible Connector and is formed by connecting by some layers of rubber layer and several baffle intervals.
3. a kind of railway truck side bearing as claimed in claim 1, it is characterized in that: the rectangle large through-hole of corresponding described plummer, the bottom surrounding of described side bearing cover plate is provided with a projection contiguous block, and the top of described side bearing cover plate arranges a rectangular-shape macro groove, described rectangular-shape macro groove center arranges a cylindrical boss, the bottom centre of described side bearing cover plate arranges a cylindrical projections limiting stopper, and described wearing plate center arranges a manhole; The projection contiguous block of described side bearing cover plate is plugged in described rectangle large through-hole, and the manhole of described wearing plate is through cylindrical boss and described rectangular-shape macro groove interference fit.
4. a kind of railway truck side bearing as claimed in claim 2, it is characterized in that: the rectangle large through-hole of corresponding described plummer, the bottom surrounding of described side bearing cover plate is provided with a projection contiguous block, and the top of described side bearing cover plate arranges a rectangular-shape macro groove, described rectangular-shape macro groove center arranges a cylindrical boss, the bottom centre of described side bearing cover plate arranges a cylindrical projections limiting stopper, and described wearing plate center arranges a manhole; The projection contiguous block of described side bearing cover plate is plugged in described rectangle large through-hole, and the manhole of described wearing plate is through cylindrical boss and described rectangular-shape macro groove interference fit.
5. a kind of railway truck side bearing as claimed in claim 1 or 2 or 3 or 4, is characterized in that: corner, described side bearing cover plate top is respectively arranged with the breach being communicated with described rectangular-shape macro groove.
6. a kind of railway truck side bearing as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described back-up block is arranged the trapezoidal hole that runs through forward and backward both ends of the surface.
7. a kind of railway truck side bearing as claimed in claim 5, is characterized in that: described back-up block is arranged the trapezoidal hole that runs through forward and backward both ends of the surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210521183.2A CN102963383B (en) | 2012-12-06 | 2012-12-06 | A kind of railway truck side bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210521183.2A CN102963383B (en) | 2012-12-06 | 2012-12-06 | A kind of railway truck side bearing |
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| Publication Number | Publication Date |
|---|---|
| CN102963383A CN102963383A (en) | 2013-03-13 |
| CN102963383B true CN102963383B (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210521183.2A Active CN102963383B (en) | 2012-12-06 | 2012-12-06 | A kind of railway truck side bearing |
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| CN (1) | CN102963383B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104890692B (en) * | 2015-05-29 | 2018-02-06 | 南车二七车辆有限公司 | A kind of double wearing plate elastic side bearings |
| CN105501241A (en) * | 2015-11-27 | 2016-04-20 | 中国北车集团沈阳机车车辆有限责任公司 | Side bearing, bogie and vehicle |
Citations (6)
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|---|---|---|---|---|
| CN101289090A (en) * | 2007-04-20 | 2008-10-22 | 哈尔滨轨道交通装备有限责任公司 | Double-acting elastic side bearing |
| CN201143945Y (en) * | 2007-12-17 | 2008-11-05 | 南车二七车辆有限公司 | Full side bearing loading elastic side bearing |
| CN101830235A (en) * | 2010-05-14 | 2010-09-15 | 南车长江车辆有限公司 | Bare weight two-stage friction-type lower side bearing |
| CN102514584A (en) * | 2011-12-09 | 2012-06-27 | 南车眉山车辆有限公司 | Bogie of narrow gauge railway vehicle |
| CN202378895U (en) * | 2011-12-02 | 2012-08-15 | 南车眉山车辆有限公司 | V-shaped long stroke elastic side bearing |
| CN202987176U (en) * | 2012-12-06 | 2013-06-12 | 南车二七车辆有限公司 | Side bearing for railway freight car |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10360516C5 (en) * | 2003-12-22 | 2010-12-16 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Device for secondary suspension of a car body in a rail vehicle with an active spring element |
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2012
- 2012-12-06 CN CN201210521183.2A patent/CN102963383B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101289090A (en) * | 2007-04-20 | 2008-10-22 | 哈尔滨轨道交通装备有限责任公司 | Double-acting elastic side bearing |
| CN201143945Y (en) * | 2007-12-17 | 2008-11-05 | 南车二七车辆有限公司 | Full side bearing loading elastic side bearing |
| CN101830235A (en) * | 2010-05-14 | 2010-09-15 | 南车长江车辆有限公司 | Bare weight two-stage friction-type lower side bearing |
| CN202378895U (en) * | 2011-12-02 | 2012-08-15 | 南车眉山车辆有限公司 | V-shaped long stroke elastic side bearing |
| CN102514584A (en) * | 2011-12-09 | 2012-06-27 | 南车眉山车辆有限公司 | Bogie of narrow gauge railway vehicle |
| CN202987176U (en) * | 2012-12-06 | 2013-06-12 | 南车二七车辆有限公司 | Side bearing for railway freight car |
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| Publication number | Publication date |
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| CN102963383A (en) | 2013-03-13 |
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| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yu Jiangang Inventor after: Meng Hong Inventor after: Zhang Zhong Inventor after: Liu Fengshan Inventor after: Liu Xia Inventor before: Yu Jiangang Inventor before: Meng Hong Inventor before: Zhang Zhong Inventor before: Liu Fengshan |
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Free format text: CORRECT: INVENTOR; FROM: YU JIANGANG MENG HONG ZHANG ZHONG LIU FENGSHAN TO: YU JIANGANG MENG HONG ZHANG ZHONG LIU FENGSHAN LIU XIA |
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| CP01 | Change in the name or title of a patent holder |
Address after: 100072 Beijing city Fengtai District Zhang Guozhuang No. 1 Patentee after: Beijing Zhongche 27 Vehicles Co. Ltd. Address before: 100072 Beijing city Fengtai District Zhang Guozhuang No. 1 Patentee before: South Locomotive Erqi Vehicle Co., Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20190606 Address after: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee after: CRRC QIQIHAR VEHICLE CO., LTD. Address before: 100072 No. 1 Zhangguozhuangjia, Fengtai District, Beijing Patentee before: Beijing Zhongche 27 Vehicles Co. Ltd. |