CN211972927U - Railway base plate structure for damping and reducing noise - Google Patents
Railway base plate structure for damping and reducing noise Download PDFInfo
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- CN211972927U CN211972927U CN201922205038.3U CN201922205038U CN211972927U CN 211972927 U CN211972927 U CN 211972927U CN 201922205038 U CN201922205038 U CN 201922205038U CN 211972927 U CN211972927 U CN 211972927U
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Abstract
The utility model provides a railway backing plate structure for vibration/noise reduction belongs to railway track technical field, including the whole subassembly of track and buffering damper, buffering damper installs in the bottom of the whole subassembly of track, and rail mounting is in the top of base, and the mounting agrees with and connects orbital both ends and have screw fixed connection backing plate, places the base inside in the fixed heelpiece is fixed, and fixed cassette fixed connection is in the edge of backing plate, and the perforating hole link up and sets up in fixed cassette and backing plate junction. Through setting up the damping piston chamber and connecting the oblique seam among the device, it has inert gas to fill between the damping piston chamber, and inert gas's resilience recoil force makes the piston can carry out motion repeatedly and then cushion the shock attenuation to the track, connects oblique seam inclination and makes two liang of tracks of butt joint can keep at the coplanar for the wheel can smooth transition, is applicable to the production and the use that are used for vibration/noise reduction's railway backing plate structure.
Description
Technical Field
The utility model relates to a railway rails technical field specifically is a railway backing plate structure.
Background
The train is one of the main transportation means of human beings, and its high speed low accident rate's characteristics also are favored by vast passenger, and the rail is the essential infrastructure of train operation, and its quality directly influences the speed and the safety of train. Conventional railroad rails generally comprise three sections: the sleeper is made for wood, and present sleeper is mostly concrete placement and forms, but no matter sleeper or the sleeper that concrete placement formed that wood made, its rail is mostly that the sectional type is laid, and the rail is formed for the sectional type is connected, and the junction all need reserve the space that is used for expend with heat and contract with cold. The existence of the gap and the rigidity of the steel rail and the roadbed at the periphery of the gap are higher, so that the train is easy to resonate when passing through the joint, the vibration is particularly strong, the passenger can not feel comfortable in riding and the noise is huge, the structure between the existing rail pad plate combinations can vibrate, loosen, have poor stability and the like after the rail is used for a long time, and once the fault is generated, the serious safety problem can be brought to the train and a plurality of passengers on the train. Therefore, the railway base plate structure for damping and reducing noise needs to be upgraded and modified on the basis of the existing railway base plate structure device so as to overcome the existing problems and shortcomings.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a aim at when solving current train through the track junction, cause resonance easily, consequently shake strong very much, along with the rail is used the back for a long time, the technical problem that structure between the current rail backing plate combination can produce vibrations, pine take off, poor stability etc. provides a railway backing plate structure for vibration/noise reduction.
In order to achieve the above object, the utility model provides a following technical scheme: a railway base plate structure for shock absorption and noise reduction comprises a track integral assembly and a buffering and shock absorption assembly, wherein the buffering and shock absorption assembly is arranged at the bottom of the track integral assembly;
the track integral assembly comprises a base, a track, a fixing piece, a screw, a fixed bottom pad, a fixed clamping seat, a nut seat and a through hole, wherein the track is arranged above the base;
buffering shock attenuation subassembly includes backing plate, damping piston chamber, piston rod, piston seal circle, damping oil chamber and connects the oblique seam, and the backing plate embedding is installed in the base, and the inside of base is arranged in to the damping piston intracavity, piston rod swing joint among the damping piston chamber, and the piston is fixed in the top of piston rod and place in among the damping piston chamber in, and the sealing washer is installed in damping piston chamber open-top department, and the damping oil chamber sets up in the top in damping piston chamber, connects the oblique seam and sets up in orbital junction.
As a further aspect of the present invention: the damping piston cavities are symmetrically arranged at two ends of the bottom of the base plate.
As a further aspect of the present invention: the piston rod is fixedly welded and connected with the bottom of the backing plate and extends to the interior of the damping piston cavity.
As a further aspect of the present invention: the diameter of the piston is consistent with that of the inner cavity of the damping piston cavity, the piston is connected with the inner cavity of the damping piston cavity in a sliding mode, and inert gas is filled between the bottom of the piston and the damping piston cavity.
As a further aspect of the present invention: and bolts are fixedly arranged inside the fixed base mats.
As a further aspect of the present invention: the outer side of the fixed clamping seat extends out of the edge of the base plate.
As a further aspect of the present invention: the inclined angle of the connecting inclined seam is set to be 45-60 degrees.
The utility model has the advantages that:
1. the utility model discloses in set up the damping piston chamber, damping piston chamber symmetry sets up in backing plate bottom both ends for to holistic buffering shock attenuation balanced stability more, piston diameter and damping piston intracavity chamber diameter are unanimous in inside sliding connection, and the packing has inert gas between piston bottom and the damping piston chamber, and inert gas's resilience recoil force makes the piston can carry out the motion of relapseing.
2. This kind of a railway backing plate structure for vibration/noise reduction's advantage lies in being provided with fixed heelpiece and fixed cassette, and the inside fixed bolt that is provided with of fixed heelpiece, and the bolt can play good stable fixed mounting to the backing plate, and the edge of backing plate is extended in the outside of fixed cassette, can carry out the position to the installation of backing plate and prescribe a limit to.
3. This kind of a railway backing plate structure for vibration/noise reduction is provided with connects the oblique seam, connects the inclination of oblique seam and sets up to 45-60 between for two liang of tracks of butt joint can keep at the coplanar, makes the wheel can smooth transition, avoids the wheel to strike next section track 2 again after reserving the space and send strong striking and lead to noise and vibrations.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the damping structure of the present invention.
Fig. 3 is a schematic view of the fixing structure of the present invention.
Fig. 4 is the utility model discloses a track structure schematic diagram of making an uproar falls.
In FIGS. 1-4: 1-base, 2-track, 3-fixing piece, 4-screw, 5-backing plate, 6-fixing bottom pad, 7-fixing clamping seat, 8-damping piston cavity, 9-piston rod, 10-piston, 11-sealing ring, 12-damping oil chamber, 13-nut seat, 14-through hole and 15-connecting oblique seam.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, a railway tie plate structure for shock absorption and noise reduction includes a track integral assembly and a buffering and shock-absorbing assembly, wherein the buffering and shock-absorbing assembly is installed at the bottom of the track integral assembly;
the whole track assembly comprises a base 1, a track 2, a fixing piece 3, a screw 4, a fixed base pad 6, a fixed clamping seat 7, a nut seat 13 and a through hole 14, wherein the track 2 is installed above the base 1, the fixing piece 3 is in fit connection with two ends of the track 2 and is fixedly connected with a base plate 5 through the screw 4, the fixed base pad 6 is fixedly arranged in the base 1, the fixed clamping seat 7 is fixedly connected with the edge of the base plate 5, a bolt is fixedly arranged in the fixed base pad 6 and can play a good and stable fixed installation role for the base plate 5, the edge of the base plate 5 extends out of the outer side of the fixed clamping seat 7, the installation of the base plate 5 can be limited in position, the through hole 14 is arranged at the connection position of the fixed clamping seat 7 and the base plate 5 in a penetrating way;
the buffering and damping assembly comprises a backing plate 5, a damping piston cavity 8, a piston rod 9, a piston 10 sealing ring 11, a damping oil chamber 12 and a connecting oblique seam 15, wherein the backing plate 5 is embedded in a base 1, the damping piston cavity 8 is arranged in the base 1, the damping piston cavity 8 is symmetrically arranged at two ends of the bottom of the backing plate 5, so that the buffering and damping of the whole body are more balanced and stable, the diameter of the piston 10 is consistent with that of the inner cavity of the damping piston cavity 8, the inner part is in sliding connection, the inert gas is filled between the bottom of the piston 10 and the damping piston cavity 8, the piston 10 can move repeatedly due to the rebounding recoil force of the inert gas, the piston rod 9 is movably connected in the damping piston cavity 8, the piston 10 is fixed at the top end of the piston rod 9 and is arranged in the damping piston cavity 8, the sealing ring 11, the connecting oblique seams 15 are arranged at the connecting parts of the rails 2, and the inclination angle of the connecting oblique seams 15 is set to be 45-60 degrees, so that the two rails 2 which are in butt joint with each other can be kept on the same plane, the wheels can be in stable transition, and the wheels are prevented from impacting the next section of rail 2 after a reserved gap to generate strong impact to cause noise and vibration.
Wherein, the damping piston cavities 8 are symmetrically arranged at two ends of the bottom of the backing plate 5, so that the whole buffering and damping are more balanced and stable.
Wherein, piston rod 9 fixed weld connects and the backing plate 5 bottom and extends to the inside of damping piston chamber 8 for backing plate 5 can obtain the inside buffering effect of kick-back power of 8 inside recoiling of damping piston chamber.
The diameter of the piston 10 is consistent with the diameter of the inner cavity of the damping piston cavity 8, the piston is connected with the inner cavity of the damping piston cavity in a sliding mode, inert gas is filled between the bottom of the piston 10 and the damping piston cavity 8, and the piston 10 can move repeatedly through the inert gas.
Wherein, the fixed bottom pad 6 internal fixation is provided with the bolt, and the bolt can play good stable fixed mounting to backing plate 5.
The outer side of the fixed clamping seat 7 extends out of the edge of the backing plate 5, and the mounting position of the backing plate 5 can be limited.
Wherein, the inclined angle of the connecting inclined seam 15 is set between 45-60 degrees, so that the two butt-jointed rails 2 can be kept on the same plane.
The working principle is as follows:
the base plate 5 is communicated with the base seat 1 through the fixed base cushion 6, the fixed base cushion 6 is communicated with the through hole 14 of the fixed clamping seat 7 for threaded connection, a nut is connected with a bolt in the fixed base cushion 6 in a threaded manner and is embedded into the nut seat 14, two ends of the base plate 5 are fixed on the surface of the base seat 1, a piston rod 9 at the bottom of the base plate 5 moves in a damping piston cavity 8, the track 2 is fixedly arranged on the surface of the base plate 5 through the fixing part 3 in a communicated manner through the screw 4, stable installation of two sides of the track 2 is achieved, when a train passes through the track, the track 2 is stressed, acting force is pressed down through the base plate 5, the piston rod 9 at the bottom of the base plate 5 is moved down, the piston rod 9 drives the piston 10 to extrude downwards in the damping piston cavity 8, inert gas in the damping piston cavity 8 is compressed, and large noise vibration caused by resonance, along with the train after through, pressure disappears, backing plate 5 can resume the normal position under inert gas's restoring force effect, and then realizes the shock attenuation effect of railway backing plate structure to when the train passes through the reservation department space between track 2, the oblique seam 15 of connection of track 2 junction makes the both ends head of rail be complementary gomphosis structure, keeps the coplanar and makes the wheel can smooth transition, avoids the wheel to strike next section track 2 again after reserving the space and send strong striking and lead to noise and vibrations.
Claims (7)
1. A railway base plate structure for shock absorption and noise reduction comprises a track integral assembly and a buffering and shock absorption assembly, wherein the buffering and shock absorption assembly is arranged at the bottom of the track integral assembly;
the method is characterized in that: the track integral assembly comprises a base (1), a track (2), a fixing piece (3), a screw (4), a fixed base pad (6), a fixed clamping seat (7), a nut seat (13) and a through hole (14), wherein the track (2) is installed above the base (1), the fixing piece (3) is matched with and connected with two ends of the track (2) and is fixedly connected with a base plate (5) through the screw (4), the fixed base pad (6) is fixedly arranged in the base (1), the fixed clamping seat (7) is fixedly connected with the edge of the base plate (5), the through hole (14) is arranged at the joint of the fixed clamping seat (7) and the base plate (5) in a penetrating way, and the nut seat (13) is embedded in the outer ring of the through hole (14) on the surface of the fixed;
buffering shock attenuation subassembly includes backing plate (5), damping piston chamber (8), piston rod (9), piston (10) sealing washer (11), damping grease chamber (12) and connection oblique seam (15), backing plate (5) embedding is installed in base (1), place the inside of base (1) in damping piston chamber (8), piston rod (9) swing joint is in damping piston chamber (8), piston (10) are fixed in the top of piston rod (9) and place in damping piston chamber (8) in, sealing washer (11) are installed in damping piston chamber (8) top opening part, damping grease chamber (12) set up in the top in damping piston chamber (8), connect oblique seam (15) and set up in the junction of track (2).
2. The railway tie plate structure for shock absorption and noise reduction as claimed in claim 1, wherein: the damping piston cavities (8) are symmetrically arranged at two ends of the bottom of the backing plate (5).
3. The railway tie plate structure for shock absorption and noise reduction as claimed in claim 1, wherein: the piston rod (9) is fixedly connected with the bottom of the backing plate (5) in a welding mode and extends into the damping piston cavity (8).
4. The railway tie plate structure for shock absorption and noise reduction as claimed in claim 1, wherein: the diameter of the piston (10) is consistent with that of the inner cavity of the damping piston cavity (8), the piston and the damping piston cavity are connected in an internal sliding mode, and inert gas is filled between the bottom of the piston (10) and the damping piston cavity (8).
5. The railway tie plate structure for shock absorption and noise reduction as claimed in claim 1, wherein: and bolts are fixedly arranged inside the fixed bottom cushion (6).
6. The railway tie plate structure for shock absorption and noise reduction as claimed in claim 1, wherein: the outer side of the fixed clamping seat (7) extends out of the edge of the backing plate (5).
7. The railway tie plate structure for shock absorption and noise reduction as claimed in claim 1, wherein: the inclined angle of the connecting inclined seam (15) is set to be 45-60 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922205038.3U CN211972927U (en) | 2019-12-10 | 2019-12-10 | Railway base plate structure for damping and reducing noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922205038.3U CN211972927U (en) | 2019-12-10 | 2019-12-10 | Railway base plate structure for damping and reducing noise |
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| Publication Number | Publication Date |
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| CN211972927U true CN211972927U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922205038.3U Active CN211972927U (en) | 2019-12-10 | 2019-12-10 | Railway base plate structure for damping and reducing noise |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575198A (en) * | 2022-03-01 | 2022-06-03 | 惠州市亚龙轨枕器材有限公司 | Shock-absorbing and compression-resisting sleeper mechanism |
-
2019
- 2019-12-10 CN CN201922205038.3U patent/CN211972927U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575198A (en) * | 2022-03-01 | 2022-06-03 | 惠州市亚龙轨枕器材有限公司 | Shock-absorbing and compression-resisting sleeper mechanism |
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