CN215621981U - Railway wagon bogie vibration damping device convenient to overhaul - Google Patents
Railway wagon bogie vibration damping device convenient to overhaul Download PDFInfo
- Publication number
- CN215621981U CN215621981U CN202121400304.9U CN202121400304U CN215621981U CN 215621981 U CN215621981 U CN 215621981U CN 202121400304 U CN202121400304 U CN 202121400304U CN 215621981 U CN215621981 U CN 215621981U
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- CN
- China
- Prior art keywords
- damping device
- plate
- bearing plate
- side frame
- swing bolster
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- Expired - Fee Related
Links
- 238000013016 damping Methods 0.000 title claims abstract description 69
- 230000000670 limiting effect Effects 0.000 claims abstract description 41
- 238000003466 welding Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract 1
- 238000010030 laminating Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
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Abstract
The utility model is suitable for the technical field of railway wagon bogies, and provides a railway wagon bogie damping device convenient to overhaul, which comprises: the side frame is arranged on a truck bogie, a swing bolster is arranged on the inner side of the middle part of the side frame in a penetrating manner, and wedges with limiting functions are arranged on the left side and the right side of the swing bolster; the bearing plate is positioned below the swing bolster and the wedge, and the upper surface of the bearing plate is fixedly connected with a rubber pad in a sticking mode; the backup pad, the backup pad laminating is in accepting the board about both ends downside, and the upper end rear side of backup pad is provided with the connecting plate of welding integration connection with it. This railway freight car bogie damping device convenient to overhaul, reducible bolster, slide wedge and the wearing and tearing of accepting the board, and effectual to the damping of bolster to be convenient for make this damping device and side bearer, bolster and slide wedge's long service life, and be convenient for overhaul damping device.
Description
Technical Field
The utility model belongs to the technical field of railway wagon bogies, and particularly relates to a railway wagon bogie vibration damping device convenient to overhaul.
Background
The bogie of the railway wagon is a key part of the railway freight vehicle, mainly comprises a side frame, a swing bolster, a vibration damper, a wheel set, a brake device and the like, and can achieve the purposes of supporting, steering and braking the railway wagon, so that the railway wagon can safely and stably run on a track.
For example, the chinese utility model patent with the publication number CN204368169U discloses a bogie damping device for a railway wagon, which comprises a damping cylindrical spring, a damping inner cylindrical spring and a wedge; the damping inner circular spring is positioned in the damping outer circular spring, and the length of the damping inner circular spring is smaller than that of the damping outer circular spring; the bottom surface of slide wedge is provided with one and is the circle navel of round platform form, the outer circle spring housing of damping is on the circle navel, leave the clearance between the top surface of the inner circle spring of damping and the circle navel, owing to set the different height to the interior outer spring of damping spring, the size of slide wedge bottom circle navel has been increased simultaneously, make the circle navel can insert and establish in the outer circle spring of damping, make railway freight car only damping excircle spring play the damping effect when the empty wagon, circle spring and damping play the damping effect simultaneously in the empty wagon when heavily driving, consequently can satisfy different damping requirements when empty wagon and heavily driving simultaneously, but wide application in railway freight car bogie.
However, in the using process, the swing bolster, the wedge and the vibration damping device are easy to wear, the service life is short, the vibration damping effect is limited, and the vibration damping device is inconvenient to overhaul.
SUMMERY OF THE UTILITY MODEL
The utility model provides a railway wagon bogie vibration damping device convenient to overhaul, and aims to solve the problems that a swing bolster, a wedge and a vibration damping device are easy to wear, the service life is short, the vibration damping effect is limited, and the vibration damping device is inconvenient to overhaul, as disclosed in the publication No. CN 204368169U.
The utility model is realized in this way, a railway freight car bogie damping device convenient for maintenance, comprising:
the side frame is arranged on a truck bogie, a swing bolster is arranged on the inner side of the middle part of the side frame in a penetrating manner, and wedges with limiting functions are arranged on the left side and the right side of the swing bolster;
the bearing plate is positioned below the swing bolster and the wedge, and the upper surface of the bearing plate is fixedly connected with a rubber pad in a sticking mode;
the supporting plate is attached to the lower sides of the left end and the right end of the bearing plate, a connecting plate which is integrally connected with the supporting plate in a welding mode is arranged on the rear side of the upper end of the supporting plate, and the connecting plate is of a hollow structure;
the mounting panel, the mounting panel block sets up in the lower extreme inboard of backup pad, and the mounting panel around both ends middle part all install locking screw.
Preferably, the wedges are symmetrically arranged relative to the swing bolster, the outer side space size of each wedge monomer is the same as the inner side space size of the side frame, and the lower surfaces of the swing bolster and the wedges are tightly attached to the upper surface of the rubber pad.
Preferably, the bearing plate is connected with the side frame in a clamping manner, and a plurality of first limiting rods fixedly connected with the bearing plate in a welding manner are arranged on the lower surface of the bearing plate.
Preferably, the mounting plate is fixedly connected with the side frame through locking screws, a plurality of second limiting rods welded and fixed with the mounting plate are arranged on the upper surface of the mounting plate, and the second limiting rods and the first limiting rods are arranged in a one-to-one correspondence mode.
Preferably, the outer side of the second limiting rod is connected with a damping spring in a nested mode, the upper end of the damping spring is located on the outer side of the first limiting rod, the upper side and the lower side of the damping spring are respectively connected with the bearing plate and the mounting plate in an attached mode, a bottom plate connected with the side frame in an attached mode is arranged on the lower side of the mounting plate, and the height of the bottom plate is the same as that of the first limiting rod.
Compared with the prior art, the utility model has the beneficial effects that: the railway wagon bogie vibration damping device convenient to overhaul can reduce the abrasion of the swing bolster, the wedge and the bearing plate, has good vibration damping effect on the swing bolster, thereby being convenient for prolonging the service life of the vibration damping device, the side frame, the swing bolster and the wedge and facilitating the overhaul of the vibration damping device;
1. the swing bolster, the inclined wedge, the bearing plate and the rubber pad are arranged, and the rubber pad is connected to the bearing plate in an adhering manner, and the upper surface of the rubber pad is closely attached to the lower surfaces of the swing bolster and the inclined wedge, so that the abrasion of the swing bolster, the inclined wedge and the bearing plate is reduced under the abrasion resistance of the rubber pad, and the service life of the swing bolster, the inclined wedge and the bearing plate is long;
2. the vibration damping device is provided with a swing bolster, a wedge, a bearing plate and a first limiting rod, and a plurality of vibration damping springs are embedded outside the first limiting rod fixedly connected below the bearing plate and the second limiting rod fixedly connected on the mounting plate, and the first limiting rod and the second limiting rod are correspondingly provided, so that the vibration damping device has good vibration damping effect on the swing bolster and the wedge due to the elastic performance of the vibration damping springs under the limit of the first limiting rod and the second limiting rod;
3. the installation plate is fixedly connected with the side frame through the locking screws, and the height of the lower bottom plate of the installation plate is the same as that of the first limiting rod, so that the support plate and the bearing plate are attached and connected through the connecting plate to support the bearing plate, the installation plate is disconnected from the side frame and pushed out of the side frame, the nested connection between the damping spring and the first limiting rod is conveniently disconnected, and the aim of overhauling the damping device is conveniently fulfilled.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic sectional view of the connection between the receiving plate and the mounting plate according to the present invention;
FIG. 3 is a schematic side sectional view of the connection between the receiving plate and the mounting plate according to the present invention;
FIG. 4 is a schematic view of a connection structure between a second limiting rod and a damping spring according to the present invention;
in the figure: 1-side frame, 2-swing bolster, 3-wedge, 4-bearing plate, 5-rubber pad, 6-first limiting rod, 7-supporting plate, 8-connecting plate, 9-mounting plate, 10-locking screw, 11-second limiting rod, 12-damping spring and 13-bottom plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1-4, the utility model provides a railway wagon bogie damping device convenient for maintenance, which adopts the technical scheme that: when the railway wagon bogie damping device convenient to overhaul is used, as shown in figures 1, 2, 3 and 4, the base plate 13 and the mounting plate 9 are sequentially placed on the inner side of the middle part of the lower end of the side frame 1, the mounting plate 9 is fixedly connected with the side frame 1 through the locking screw 10, the damping spring 12 is embedded outside the second limiting rod 11 fixedly connected on the mounting plate 9, the bearing plate 4 with the lower side fixedly connected with the first limiting rod 6 is placed on the inner side of the middle part of the upper end of the side frame 1, the first limiting rod 6 is embedded on the inner side of the upper end of the damping spring 12, and then the swing bolster 2 and the wedge 3 can sequentially penetrate through the inner side of the upper end of the side frame 1, the lower surface of the damping device is attached and connected with a rubber pad 5 which is attached and connected on the bearing plate 4, so that the damping device is conveniently installed, and the side frame 1, the swing bolster 2 and the wedge 3 are connected;
as shown in fig. 1, 2 and 3, in the using process, the wear resistance of the rubber pad 5 connected to the receiving plate 4 is convenient to reduce the wear of the swing bolster 2, the wedge 3 and the receiving plate 4, as shown in fig. 1, 2, 3 and 4, a plurality of damping springs 12 are correspondingly arranged on the first limiting rod 6 fixedly connected to the lower part of the receiving plate 4 and the second limiting rod 11 fixedly connected to the mounting plate 9, and the damping springs 12 are nested outside the first limiting rod 6 and the second limiting rod 11, so that the damping springs 12 have elastic properties under the limitation of the first limiting rod 6 and the second limiting rod 11, the damping effect of the damping device on the swing bolster 2 and the wedge 3 is convenient to be good, and the damping device, the side frame 1, the swing bolster 2 and the wedge 3 are long in service life;
after long-term use, as shown in fig. 1, 3 and 4, the support plate 7 can be inserted into the side frame 1 through the connecting plate 8, so that the support plate 7 is attached to the receiving plate 4 to support the receiving plate 4, then the mounting plate 9 and the locking screw 10 in the side frame 1 can be taken out, the mounting plate 9 is disconnected from the side frame 1, then a base plate 13 which is arranged below the mounting plate 9 and has the same height as the first limiting rod 6 can be pushed out of the side frame 1, so that the mounting plate 9 is attached to the side frame 1, the purpose of disconnecting the nested connection of the damping spring 12 and the first limiting rod 6 is achieved, and the damping device is convenient to overhaul.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a railway freight car bogie vibration damper convenient to overhaul which characterized in that: the method comprises the following steps:
the side frame (1) is arranged on a truck bogie, a swing bolster (2) penetrates through the inner side of the middle part of the side frame (1), and wedges (3) with limiting effects are arranged on the left side and the right side of the swing bolster (2);
the bearing plate (4) is positioned below the swing bolster (2) and the wedge (3), and the upper surface of the bearing plate (4) is fixedly connected with a rubber pad (5) in a sticking mode;
the supporting plates (7) are attached to the lower sides of the left end and the right end of the bearing plate (4), a connecting plate (8) which is integrally connected with the supporting plates in a welding mode is arranged on the rear side of the upper ends of the supporting plates (7), and the connecting plate (8) is of a hollow structure;
mounting panel (9), mounting panel (9) block sets up in the lower extreme inboard of backup pad (7), and all installs locking screw (10) in the middle part of the front and back both ends of mounting panel (9).
2. An easy-to-service railway freight car bogie damping device as claimed in claim 1, wherein: the inclined wedges (3) are symmetrically arranged relative to the swing bolster (2), the outer side space size of each inclined wedge (3) is the same as the inner side space size of the side frame (1), and the lower surfaces of the swing bolster (2) and the inclined wedges (3) are tightly attached to the upper surface of the rubber pad (5).
3. An easy-to-service railway freight car bogie damping device as claimed in claim 1, wherein: the bearing plate (4) is connected with the side frame (1) in a clamping mode, and a plurality of first limiting rods (6) fixedly connected with the bearing plate in a welding mode are arranged on the lower surface of the bearing plate (4).
4. An easy-to-service railway freight car bogie damping device as claimed in claim 1, wherein: the mounting plate (9) is fixedly connected with the side frame (1) through locking screws (10), a plurality of second limiting rods (11) are welded and fixed to the mounting plate (9) and are arranged on the upper surface of the mounting plate (9), and the second limiting rods (11) are in one-to-one correspondence with the first limiting rods (6).
5. An easy-to-service railway freight car bogie damping device as claimed in claim 4, wherein: the outer side of the second limiting rod (11) is connected with a damping spring (12) in a nested mode, the upper end of the damping spring (12) is located on the outer side of the first limiting rod (6), the upper side and the lower side of the damping spring (12) are respectively connected with the bearing plate (4) and the mounting plate (9) in an attaching mode, a bottom plate (13) connected with the side frame (1) in an attaching mode is arranged on the lower side of the mounting plate (9), and the height size of the bottom plate (13) is the same as that of the first limiting rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121400304.9U CN215621981U (en) | 2021-06-23 | 2021-06-23 | Railway wagon bogie vibration damping device convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121400304.9U CN215621981U (en) | 2021-06-23 | 2021-06-23 | Railway wagon bogie vibration damping device convenient to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215621981U true CN215621981U (en) | 2022-01-25 |
Family
ID=79944885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121400304.9U Expired - Fee Related CN215621981U (en) | 2021-06-23 | 2021-06-23 | Railway wagon bogie vibration damping device convenient to overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215621981U (en) |
-
2021
- 2021-06-23 CN CN202121400304.9U patent/CN215621981U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220125 |