CN220619633U - Split type rail damper - Google Patents
Split type rail damper Download PDFInfo
- Publication number
- CN220619633U CN220619633U CN202322229380.3U CN202322229380U CN220619633U CN 220619633 U CN220619633 U CN 220619633U CN 202322229380 U CN202322229380 U CN 202322229380U CN 220619633 U CN220619633 U CN 220619633U
- Authority
- CN
- China
- Prior art keywords
- shaped shell
- fixing bolt
- damper
- plate
- rail
- 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.)
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 238000013016 damping Methods 0.000 claims description 14
- 230000035939 shock Effects 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Landscapes
- Vibration Prevention Devices (AREA)
Abstract
The utility model relates to the technical field of dampers, in particular to a split steel rail damper which comprises a U-shaped shell positioned at the outermost part and a buffer pad with the outer wall attached to a steel rail, wherein the buffer pad is arranged in the U-shaped shell and is fixedly connected with the U-shaped shell through a second symmetrically arranged fixing bolt, both ends of the second fixing bolt are provided with inner hexagonal holes, and the buffer pad is fixedly connected with the steel rail through a first symmetrically arranged fixing bolt; according to the utility model, the bolts are arranged as main parts for splicing the damper, so that the split type damper can be conveniently disassembled, and particularly, the U-shaped shell positioned at the outermost part can be conveniently disassembled, and the U-shaped shell which is most easily damaged can be conveniently replaced.
Description
Technical Field
The utility model relates to the technical field of dampers, in particular to a split steel rail damper.
Background
When the train moves on the steel rail, vibration and noise mainly come from the vibration between the wheel rails, the vibration of the wheel rails is an effective measure for controlling the influence of the noise on the environment, in order to reduce the vibration of the steel rail, a damper is usually arranged on the steel rail, and when in actual use, the most vulnerable part of the steel rail damper is the shell positioned at the outermost part.
In the prior art, as disclosed in the patent application number of CN202221966992.X, a tunable sound absorption steel rail damper comprises symmetrical vibration reduction wedge blocks, a sound absorption device and a constraint damping layer which are fixed on two sides of the rail web of a steel rail, wherein the vibration reduction wedge blocks extend downwards all the time and are fixed on the lower side wings of the steel rail; the vibration reduction wedge blocks are vertically and transversely provided with adjustable threaded mass blocks and are fixed on two sides of the rail web of the steel rail by steel bullet clamps; the sound absorption device is arranged on the surface of the vibration reduction wedge block and is externally wrapped with an open-pore metal mask; the metal mask is embedded and installed at the rail web and the lower flank of the vibration reduction wedge block, damping materials are arranged at the contact position of the metal mask and the rail, and the constraint damping layer structure is integrally formed.
The technical scheme not only can adapt to the change of the characteristic frequency of the steel rail and restrain the damping layer from changing the tuning body to effectively damp the steel rail and restrain the occurrence of noise, but also can absorb the noise generated by contact of the wheel and the rail, thereby reducing the pollution of the noise of the wheel and the rail of the rail transit. In view of this, we propose a split rail damper.
Disclosure of Invention
In order to make up for the defects, the utility model provides a split steel rail damper.
The technical scheme of the utility model is as follows:
the utility model provides a split type rail damper, includes the blotter that is located the U-shaped shell of outside, still includes outer wall and rail laminating, the blotter is located inside the U-shaped shell, the blotter passes through fixing bolt second that the symmetry set up and U-shaped shell fixed connection, hexagonal hole in all having seted up at fixing bolt second's both ends, the blotter is through fixing bolt first and rail fixed connection that the symmetry set up, the blotter is close to a U-shaped shell inner wall one side fixedly connected with mounting panel, be equipped with a backup pad on the U-shaped shell inner wall, the backup pad with be equipped with the shock attenuation board between the mounting panel.
As the preferable technical scheme, the U-shaped shell is symmetrically provided with first through holes for the first screw heads of the fixing bolts to pass through, and the first screw heads of the fixing bolts are tightly attached to the outer wall of the supporting plate.
As the preferable technical scheme, the fixing bolt, namely the screw rod, passes through the supporting plate, the damping plate, the mounting plate and the damping pad and is in threaded connection with the steel rail.
As the preferable technical scheme, two grooves for accommodating two fixing bolt two screw heads are symmetrically formed in the buffer pad, the grooves do not penetrate through the buffer pad, and the fixing bolt two screw rods penetrate through the supporting plate, the damping plate and the mounting plate and are in threaded connection with the U-shaped shell.
As the preferable technical scheme, the screw head of the first fixing bolt is provided with an inner hexagonal hole which is convenient for screwing the first fixing bolt, the U-shaped shell is provided with a threaded hole which is in threaded connection with the second fixing bolt, and the buffer pad is provided with a second through hole for the screw rod of the first fixing bolt to pass through.
As an optimal technical scheme, when the second fixing bolt is screwed on the U-shaped shell, the screw head of the second fixing bolt is positioned in the groove.
As the preferable technical scheme, the height of backup pad, shock attenuation board, mounting panel is equal with the inside height of U-shaped shell for increase backup pad, shock attenuation board, mounting panel and the stability of being connected between the U-shaped shell.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the bolts are arranged as main parts for splicing the damper, so that the split type damper can be conveniently disassembled, and particularly, the U-shaped shell positioned at the outermost part can be conveniently disassembled, and the U-shaped shell which is most easily damaged can be conveniently replaced.
Drawings
FIG. 1 is a schematic diagram of the whole structure of the present utility model;
FIG. 2 is a schematic diagram of the whole structure of the present utility model
FIG. 3 is a schematic view of the partial structure of FIG. 1 according to the present utility model;
FIG. 4 is a schematic view of the structure of the U-shaped shell of the present utility model;
FIG. 5 is a schematic view showing the structure of the cushion pad according to the present utility model.
The meaning of each reference numeral in the figures is:
1. a U-shaped shell; 10. perforating first; 11. a threaded hole; 2. a support plate; 3. a shock absorbing plate; 4. a mounting plate; 5. a cushion pad; 50. a groove; 51. perforating the second hole; 6. a first fixing bolt; 7. and fixing a second bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution:
the utility model provides a split type rail damper, including being located the U-shaped shell 1 of outside, still include the blotter 5 of outer wall and rail laminating, inside U-shaped shell 1 was located to blotter 5, interior hexagonal hole has all been seted up at the two ends of fixing bolt two 7 through the fixing bolt two 7 that the symmetry set up and U-shaped shell 1 fixed connection, fixing bolt one 6 and rail fixed connection that the blotter 5 set up through the symmetry, be equipped with a backup pad 2 on the blotter 5 is close to the 1 inner wall of U-shaped shell 1 inner wall one side fixedly connected with mounting panel 4,U shape shell 1 inner wall, be equipped with shock absorber plate 3 between backup pad 2 and the mounting panel 4. Through setting up the main part of bolt for this attenuator concatenation, can be convenient for dismantle each part of attenuator and can realize split type, especially can be convenient for dismantle the U-shaped shell 1 that is located the outside, and then can be convenient for change the U-shaped shell 1 that damages easiest.
As a preferable choice of this embodiment, the U-shaped shell 1 is symmetrically provided with a through hole 10 through which the screw head of the first fixing bolt 6 passes, and the screw head of the first fixing bolt 6 is tightly attached to the outer wall of the supporting plate 2. The first through hole 10 can separate the first fixing bolt 6 from the U-shaped shell 1, and the first fixing bolt 6 is used for fixing other plates except the U-shaped shell 1 with the steel rail, so that the U-shaped shell 1 can be independently detached after the fixing bolt is arranged.
As a preferred embodiment, the fixing bolt-6 screw passes through the support plate 2, the damper plate 3, the mounting plate 4 and the damper pad 5 and is in threaded connection with the rail. The first fixing bolt 6 is not connected to the support plate 2, the damper plate 3, the mounting plate 4, and the damper 5.
As a preferred embodiment, two grooves 50 for accommodating the screw heads of two fixing bolts 7 are symmetrically formed on the buffer 5, the grooves 50 do not penetrate through the buffer 5, and the two fixing bolts 7 penetrate through the support plate 2, the damping plate 3 and the mounting plate 4 and are in threaded connection with the U-shaped shell 1. By not penetrating the recess 50 of the cushion 5, the cushion 5 can be pulled taut on the U-shaped shell 1 when the second fixing bolt 7 is connected to the U-shaped shell 1.
As the preference of this embodiment, the screw head of the first fixing bolt 6 is provided with an inner hexagonal hole, so as to be convenient for screwing the first fixing bolt 6, the U-shaped shell 1 is provided with a threaded hole 11 in threaded connection with the second fixing bolt 7, and the buffer cushion 5 is provided with a second through hole 51 for the screw rod of the first fixing bolt 6 to pass through.
Preferably, in this embodiment, when the second fixing bolt 7 is screwed on the U-shaped shell 1, the screw head of the second fixing bolt 7 is located in the groove 50. The screw head of the second fixing bolt 7 can be placed to be in contact with the outer wall of the steel rail, so that the fit between the cushion pad 5 and the steel rail is affected.
As a preference of this embodiment, the heights of the support plate 2, the shock absorbing plate 3 and the mounting plate 4 are equal to the height of the inside of the U-shaped shell 1, so as to increase the stability of the connection between the support plate 2, the shock absorbing plate 3, the mounting plate 4 and the U-shaped shell 1.
The split type steel rail damper is characterized in that the split type steel rail damper is provided with the bolts which are main parts for splicing the damper, so that all parts of the damper can be conveniently disassembled to realize split type, and particularly, the U-shaped shell 1 positioned at the outermost part can be conveniently disassembled, and the U-shaped shell 1 which is most easily damaged can be conveniently replaced;
when in use, the support plate 2, the damping plate 3, the mounting plate 4 and the damping cushion 5 are connected through the fixing bolts II 7, and then the U-shaped shell 1 is connected with the steel rail through the fixing bolts I6.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a split type rail damper, includes U-shaped shell (1) that is located outermost, its characterized in that: still include blotter (5) of outer wall and rail laminating, inside U-shaped shell (1) was located to blotter (5), the fixing bolt second (7) that blotter (5) set up through the symmetry and U-shaped shell (1) fixed connection, hexagonal hole in the both ends of fixing bolt second (7) have all been seted up, the blotter (5) is through fixing bolt first (6) and rail fixed connection that the symmetry set up, blotter (5) are close to U-shaped shell (1) inner wall one side fixedly connected with mounting panel (4), be equipped with a backup pad (2) on U-shaped shell (1) inner wall, backup pad (2) with be equipped with shock attenuation board (3) between mounting panel (4).
2. A split rail damper as claimed in claim 1 wherein: the U-shaped shell (1) is symmetrically provided with first through holes (10) for the screw heads of the first fixing bolts (6) to pass through, and the screw heads of the first fixing bolts (6) are tightly attached to the outer wall of the supporting plate (2).
3. A split rail damper as claimed in claim 2 wherein: the first fixing bolt (6) is threaded through the supporting plate (2), the damping plate (3), the mounting plate (4) and the buffer pad (5) and is in threaded connection with the steel rail.
4. A split rail damper as claimed in claim 3 wherein: two grooves (50) for accommodating screw heads of two fixing bolts II (7) are symmetrically formed in the buffer cushion (5), the grooves (50) do not penetrate through the buffer cushion (5), and the fixing bolts II (7) penetrate through the supporting plate (2), the damping plate (3) and the mounting plate (4) and are in threaded connection with the U-shaped shell (1).
5. The split rail damper as defined in claim 4, wherein: the screw head of the first fixing bolt (6) is provided with an inner hexagonal hole which is convenient for screwing the first fixing bolt (6), the U-shaped shell (1) is provided with a threaded hole (11) which is in threaded connection with the second fixing bolt (7), and the buffer pad (5) is provided with a second through hole (51) through which the screw of the first fixing bolt (6) passes.
6. The split rail damper as defined in claim 5, wherein: when the second fixing bolt (7) is screwed on the U-shaped shell (1), the screw head of the second fixing bolt (7) is positioned in the groove (50).
7. The split rail damper as defined in claim 6, wherein: the height of the supporting plate (2), the damping plate (3) and the mounting plate (4) is equal to the height of the inside of the U-shaped shell (1), and the supporting plate is used for improving the stability of connection between the supporting plate (2), the damping plate (3), the mounting plate (4) and the U-shaped shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322229380.3U CN220619633U (en) | 2023-08-18 | 2023-08-18 | Split type rail damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322229380.3U CN220619633U (en) | 2023-08-18 | 2023-08-18 | Split type rail damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220619633U true CN220619633U (en) | 2024-03-19 |
Family
ID=90232349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322229380.3U Active CN220619633U (en) | 2023-08-18 | 2023-08-18 | Split type rail damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220619633U (en) |
-
2023
- 2023-08-18 CN CN202322229380.3U patent/CN220619633U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |