CN210971097U - Railway wagon bogie and integral brake beam thereof - Google Patents
Railway wagon bogie and integral brake beam thereof Download PDFInfo
- Publication number
- CN210971097U CN210971097U CN201921835341.5U CN201921835341U CN210971097U CN 210971097 U CN210971097 U CN 210971097U CN 201921835341 U CN201921835341 U CN 201921835341U CN 210971097 U CN210971097 U CN 210971097U
- Authority
- CN
- China
- Prior art keywords
- brake
- brake beam
- integral
- supporting
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Braking Arrangements (AREA)
Abstract
The utility model discloses an integral brake beam for railway freight car bogie at first, including the brake beam structure, respectively be provided with a brake shoe support on the roof beam structure end at brake beam structure both ends, the middle part of brake beam structure is provided with a supporting beam as the lever pillar, a supporting beam makes as a whole with the brake beam structure, a supporting beam's middle part is provided with the lever mounting hole that is used for connecting the brake lever. The utility model discloses simultaneously disclose the railway freight car bogie that adopts above-mentioned integral brake beam. The integral brake beam has the advantages that the longitudinal support beam is integrally arranged in the middle of the brake beam frame to replace a traditional combined strut, so that the risk of structural failure caused by the assembly of the original strut and the brake beam frame is reduced, and the reliability of the brake beam is improved.
Description
Technical Field
The utility model relates to a railway freight car bogie especially indicates a railway freight car bogie and integral brake beam thereof.
Background
At present, most of railway wagons adopt a structural form with bogies, namely, a wagon body is supported on a front bogie and a rear bogie, the wagon body and the bogies can rotate relatively, so that the wagons can smoothly pass through curves conveniently, the carrying capacity, the length and the volume of the wagons can be increased, the running quality is improved, and the requirement of railway transportation development is met.
The brake beam is one of the key parts of the bogie of the railway wagon, and is mainly used for transmitting braking force to the brake shoes when the vehicle is braked so as to stop the vehicle from advancing. The existing brake beams are generally combined brake beams, i.e. the strut is assembled with the brake beam frame by welding or by bolting or riveting. By adopting a welding connection mode, the welding seam between the strut and the brake beam frame is easy to crack under the action of braking fatigue force, such as a welding brake beam disclosed in CN 109664912A. The mode of bolt connection or riveting is adopted, the split of the strut and the brake beam frame needs to be clamped in an interference fit mode, and one end of the strut is fixed on the brake beam frame in a bolt or riveting mode, for example, the combined brake beam for the railway wagon disclosed in CN201116128Y, the mode has high requirements on the assembly process, the requirement on looseness prevention of bolt or rivet connection is high, and the potential safety hazard that the bolt or rivet is loosened exists.
Disclosure of Invention
An object of the utility model is to provide a can improve railway freight car bogie of brake beam frame reliability and integral brake beam thereof.
In order to achieve the above object, the utility model provides an integral brake beam for railway freight car bogie, including the brake beam structure, respectively be provided with a brake shoe support on the roof beam structure end at brake beam structure both ends, the middle part of brake beam structure is provided with a supporting beam as the lever pillar, a supporting beam makes as a whole with the brake beam structure, a supporting beam's middle part is provided with the lever mounting hole that is used for connecting the brake lever.
Preferably, the supporting beam comprises two supporting plates arranged at intervals, and each supporting plate is provided with a through hole to jointly form the lever mounting hole.
Preferably, the lever mounting hole is internally sleeved with a bushing which is connected with the brake lever through a round pin.
Preferably, the length direction of the support beam is perpendicular to the length direction of the brake beam frame, and the central axis direction of the lever mounting hole is consistent with the length direction of the brake beam frame. Its purpose has guaranteed that its vertical central plane is zero with the contained angle of the vertical plumb plane of basic brake equipment, prevents the brake beam receives the horizontal force effect and takes place the skew to avoid the wheel eccentric wear.
Preferably, the brake beam frame comprises a front coaming, a rear coaming, a web plate, a beam frame end and the support beam, and the front coaming and the rear coaming are enclosed into an arched beam frame structure; and two ends of the supporting beam are respectively connected with the front coaming and the rear coaming.
Preferably, the cross-sectional shapes of the front wall panel and the back wall panel are gradually reduced from the middle to the two ends.
Preferably, the beam frame end is provided with an end platform, the back of the brake head holder is provided with a clamping groove in the shape of '', and the brake head holder is clamped and fixed on the end platform through the clamping groove.
Preferably, the front part of the brake head is provided with a brake shoe mounting surface, and the elevation angle of the center line of the brake shoe mounting surface relative to the mounting plane of the clamping groove is 13 degrees.
Preferably, the outermost side of the beam frame end is provided with an end inclined plane, and an included angle between the end inclined plane and the installation plane of the brake beam frame is 12 degrees. The design purpose of the elevation angle of the brake shoe and the end platform is to relieve the phenomenon of 'head falling' of the brake beam frame and relieve the phenomenon of up-down eccentric wear of the brake shoe.
Preferably, the brake beam frame is further provided with two safety hanging seats, and a safety hanging is arranged between the two safety hanging seats.
The utility model discloses provide a railway freight car bogie of the integral brake beam as before of adoption simultaneously.
Compared with the prior art, the beneficial effects of the utility model reside in that: the integral brake beam adopts an integral brake beam frame structure, and the longitudinal support beam is integrally arranged in the middle of the brake beam frame to replace a traditional combined type strut, so that the risk of structural failure caused by the assembly of the original strut and the brake beam frame is reduced, the reliability of the brake beam is improved, and the integral brake beam has the advantages of simple and reliable structure and convenience in overhaul and maintenance.
Drawings
Fig. 1 is a schematic perspective view of an integral brake beam designed by the present invention.
FIGS. 2-4 are schematic structural diagrams of the integral brake beam of FIG. 1 in front, top and right views, respectively.
FIG. 5 is a schematic structural view (from the perspective of FIG. 3) of the brake beam of FIG. 1.
FIG. 6 is a schematic structural view (FIG. 4 perspective) of the brake head of FIG. 1.
Since the integral brake beam is of a left-right symmetrical structure, only half of the view is shown in fig. 2, 3 and 5 for better showing the figure details.
Wherein: brake beam frame 1, front coaming 11, back coaming 12, support beam 13, support plate 131, lever mounting hole 14, web 15, beam frame end 16, end platform 161, end inclined plane 162, brake head 2, brake shoe mounting surface 21, clamping groove 22, tool withdrawal groove 221, bush 3, safe hanging seat 4 and safe hanging 5
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
As shown in figures 1-6, the utility model discloses an integral brake beam, including whole cast molding's brake beam frame 1, two brake head 2, two bushes 3, two safe hanging seat 4 and one safe 5 of hanging.
The brake beam frame 1 comprises a front coaming plate 11, a rear coaming plate 12, a support beam 13, a web plate 15 and a beam frame end 16. The front and rear panels 11 and 12 are formed in an arcuate shape, and the cross-sectional shapes thereof are reduced from the middle to both ends. The web 15 is located on the inner side of the arch, perpendicular to the dash panel 11 and the back panel 12, and can improve the overall structural strength.
The supporting beam 13 is composed of two parallel supporting plates 131, the two supporting plates 131 are both perpendicular to the back panel 12, a lever mounting hole 14 is respectively processed on the two supporting plates, the axes of the two holes are consistent with the length direction of the brake beam frame 1 (the connecting line of the two ends of the back panel), the purpose is to ensure that the included angle between the longitudinal central plane and the longitudinal vertical plane of the basic brake device is zero, the brake beam is prevented from being deviated under the action of transverse force, and therefore eccentric wear of the wheel is avoided. The two support beams 13 are equivalent to lever struts in the prior art together, the bushings 3 are respectively arranged in the two lever mounting holes 14, and the bushings 3 are pressed in an interference fit mode and are connected with the brake lever through round pins.
The brake shoe supports 2 are respectively welded on the beam frame ends 16 at the left end and the right end of the brake beam frame 1, the brake shoe supports 2 are welded in the middle of the end platform 161 of the beam frame ends 16 and are at the same side with the two supporting plates 131, the front part of each brake shoe support 2 is a brake shoe mounting surface 21, the elevation angle between the center line of each brake shoe support and the horizontal plane is 13 degrees, a clamping groove 22 in the shape of degrees is designed on the back part of each brake shoe support, the clamping groove 22 is clamped into the end platform 161 of the beam frame end 16 and is connected in a welding mode, tool withdrawal grooves 221 are arranged at the upper corner point and the lower corner point of the inner side of the clamping groove 22 of each brake shoe.
The two end parts of the beam frame end 16 are vertically provided with parallel end inclined surfaces 162, the end inclined surfaces 162 are used for connecting a bogie, the included angle between the end inclined surfaces 162 and the installation plane (horizontal plane after installation) of the brake beam frame 1 is 12 degrees, the elevation angle α between the center line of the brake shoe installation surface 21 and the installation plane (horizontal plane after installation) of the clamping groove 22 is 13 degrees, and the two angles can relieve the phenomenon of 'head falling' of the brake beam frame.
After the two safety hanging seats 4 and the safety hanging 5 of the brake beam are assembled, the two safety hanging seats are respectively connected with the back panel 12 in a welding mode.
The present embodiment also provides a railway freight car truck, wherein the brake beam is an integral brake beam as described above, and the rest of the truck is of conventional design, which is not described herein.
Claims (10)
1. An integral brake beam for a railway freight car truck, characterized by: including braking roof beam structure (1), respectively be provided with a brake block support (2) on roof beam structure end (16) at braking roof beam structure (1) both ends, the middle part of braking roof beam structure (1) is provided with a supporting beam (13) as the lever pillar, supporting beam (13) and braking roof beam structure (1) are made as an organic whole, the middle part of supporting beam (13) is provided with lever mounting hole (14) that are used for connecting the brake lever.
2. The integral brake beam of claim 1 wherein: the supporting beam (13) comprises two supporting plates (131) arranged at intervals, and each supporting plate (131) is provided with a through hole to jointly form the lever mounting hole (14); and the two lever mounting holes (14) are respectively sleeved with a bushing (3).
3. The integral brake beam of claim 1 or 2, wherein: the length direction of the support beam (13) is perpendicular to the length direction of the brake beam frame (1), and the central axis direction of the lever mounting hole (14) is consistent with the length direction of the brake beam frame (1).
4. The integral brake beam of claim 1 or 2, wherein: the brake beam frame (1) comprises a front coaming (11), a rear coaming (12), a web plate (15), a beam frame end (16) and the support beam (13), wherein the front coaming (11) and the rear coaming (12) enclose an arch beam frame structure; and two ends of the supporting beam (13) are respectively connected with the front coaming (11) and the rear coaming (12).
5. The integral brake beam of claim 4 wherein: the cross-sectional shapes of the front coaming (11) and the rear coaming (12) are gradually reduced from the middle to the two ends.
6. The integral brake beam according to claim 4, characterized in that the beam frame end (16) is provided with an end platform (161), the back of the brake head (2) is provided with a clamping groove (22) in the shape of '', and the brake head (2) is clamped and fixed on the end platform (161) through the clamping groove (22).
7. The integral brake beam of claim 6 wherein: the front part of the brake head (2) is provided with a brake shoe mounting surface (21), and the elevation angle of the central line of the brake shoe mounting surface (21) relative to the mounting plane of the clamping groove (22) is 13 degrees.
8. The integral brake beam of claim 1 or 2, wherein: the outermost side of the beam frame end (16) is provided with an end inclined surface (162), and the included angle between the end inclined surface (162) and the installation plane of the brake beam frame (1) is 12 degrees.
9. The integral brake beam of claim 1 or 2, wherein: the brake beam frame (1) is further provided with two safety hanging seats (4), and a safety hanger (5) is installed between the two safety hanging seats (4).
10. A railway freight car truck incorporating an integral brake beam as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921835341.5U CN210971097U (en) | 2019-10-29 | 2019-10-29 | Railway wagon bogie and integral brake beam thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921835341.5U CN210971097U (en) | 2019-10-29 | 2019-10-29 | Railway wagon bogie and integral brake beam thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210971097U true CN210971097U (en) | 2020-07-10 |
Family
ID=71420109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921835341.5U Active CN210971097U (en) | 2019-10-29 | 2019-10-29 | Railway wagon bogie and integral brake beam thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210971097U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021082563A1 (en) * | 2019-10-29 | 2021-05-06 | 中车长江车辆有限公司 | Railway wagon bogie and integral brake beam thereof |
-
2019
- 2019-10-29 CN CN201921835341.5U patent/CN210971097U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021082563A1 (en) * | 2019-10-29 | 2021-05-06 | 中车长江车辆有限公司 | Railway wagon bogie and integral brake beam thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104554324B (en) | A kind of monoblock type framework and bogie | |
| CN205220689U (en) | Motor car bogie frame and motor car bogie | |
| US20150144025A1 (en) | Running Gear Frame for a Rail Vehicle | |
| CN106740963B (en) | Railway red ball bogie framework | |
| CN103625499A (en) | Framework of narrow-gauge train bogie | |
| CN210971097U (en) | Railway wagon bogie and integral brake beam thereof | |
| CN110422193B (en) | Motor car framework of light rail vehicle | |
| CN111361382A (en) | Thrust rod support and oil-gas suspension system | |
| CN109109874B (en) | Hanging seat for underframe equipment | |
| EP4086136A1 (en) | Bolster-less framed bogie suitable for high-speed freight wagon | |
| CN110641511A (en) | Railway wagon bogie and integral brake beam thereof | |
| CN109109899B (en) | Bogie frame of heavy-duty train for large-tonnage narrow-gauge tunnel engineering | |
| CN111762216A (en) | Railway container flat car body | |
| CN114394120B (en) | High dynamic performance railway wagon bogie | |
| CN203372253U (en) | Railway vehicle steering frame brake mounting structure | |
| CN105015621A (en) | Lightweight chassis structure of low-floor electric coach | |
| CN206579645U (en) | Railway red ball bogie framework | |
| CN115027522A (en) | Open bogie framework, bogie and rail vehicle | |
| CN204713093U (en) | A kind of railway vehicle bogie frame | |
| CN211519509U (en) | Railway wagon bogie | |
| CN109334696B (en) | Motor train underframe of empty rail truck | |
| CN203372254U (en) | Narrow gauge coach bogie frame | |
| CN205220688U (en) | Trailer bogie frame and trailer bogie | |
| CN213168086U (en) | Rocking arm mount pad, bogie framework and rail vehicle | |
| CN211308584U (en) | Underneath type railway wagon bogie wheel set radial device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |