CN210151488U - Vibration isolation support - Google Patents
Vibration isolation support Download PDFInfo
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- CN210151488U CN210151488U CN201920673622.9U CN201920673622U CN210151488U CN 210151488 U CN210151488 U CN 210151488U CN 201920673622 U CN201920673622 U CN 201920673622U CN 210151488 U CN210151488 U CN 210151488U
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- vibration isolation
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Abstract
The utility model discloses a vibration isolation support, including the supporting template that is located both sides and locating both sides isolator between the supporting template is still including locating the isolator with the pre-buried steel sheet of supporting template top, in order to realize the isolator with the supporting template is right the support of pre-buried steel sheet. Above-mentioned vibration isolation support sets up between the support column that track structure and track structure are connected, can effectively completely cut off the vibration when lightening rail vehicle and traveling at a high speed, guarantees passenger's the comfort level of taking, alleviates both ends simultaneously and to resident's disturbance around the track.
Description
Technical Field
The utility model relates to a construction field, in particular to vibration isolation support.
Background
With the rapid development of subways, trains and high-speed rails, rail transit occupies a greater and greater proportion in daily trips of people. Particularly, the popularization of the subway in various cities brings great convenience to the daily appearance of local people, and simultaneously generates great vibration and noise, thereby bringing great trouble to residents living nearby subway lines and the like.
Therefore, how to solve the problem of disturbing residents in rail transit and slow down vibration caused by rail transit become technical problems to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a damping structure, this damping structure can effectively cut off the main way of vibration, propagates most vibration signal to building the inside to realize the purpose of damping.
In order to achieve the above object, the utility model provides a vibration damping structure, including the supporting template that is located both sides with locate both sides the isolator of supporting template central authorities still including locating the isolator with the pre-buried steel sheet of supporting template top, in order to realize the isolator with the supporting template is right the support of pre-buried steel sheet.
Preferably, the bottom of the vibration isolator is provided with a bottom anti-skid gasket.
Preferably, a top anti-slip gasket and a leveling gasket are arranged between the vibration isolator and the embedded steel plate.
Preferably, a concrete formwork for supporting the embedded steel plates is arranged above the supporting formwork.
Preferably, the vibration isolator is a spring vibration isolator, and comprises two supporting parts which are respectively arranged at the upper end and the lower end, wherein a supporting spring is arranged between the two supporting parts, and the vibration isolator further comprises an adjusting part which is arranged in the supporting spring and is used for connecting and adjusting the distance between the two supporting parts.
Preferably, the adjusting portion is a bolt, and the supporting portion has a cavity for accommodating two ends of the bolt, so that the distance between the two supporting portions can be adjusted under the action of the bolt and the supporting spring.
Preferably, the number of the supporting springs and the number of the adjusting portions are two, and the two supporting springs and the two adjusting portions are respectively arranged on two sides of the supporting portion.
Preferably, the pre-buried steel plate is a plurality of steel plates of mutual concatenation, just the pre-buried steel plate has a plurality of bellying that upwards extend.
The utility model provides a vibration isolation support which comprises supporting templates at two sides and vibration isolators arranged between the supporting templates at two sides, wherein pre-buried steel plates are arranged above the vibration isolators and the supporting templates at two sides, and the vibration isolators and the supporting templates jointly form the support for the pre-buried steel plates; and when the vibration isolation support works, the height of the vibration isolator is adjusted according to actual needs, the vibration isolator is made to be level with or slightly higher than the supporting template, the embedded steel plate can be connected below the track structure or the supporting column of the track structure, when a vehicle drives through the track structure at a high speed, the vertical natural frequency of the vibration isolation support is 3-5 HZ, when a high-frequency vibration signal is transmitted to the vibration isolation support, the vibration isolator buffers and isolates vibration, the way of transmitting the vibration to the inside of a building is cut off, the purpose of vibration isolation is achieved, the problem of citizen disturbance of the track vehicle is improved, and meanwhile, the riding comfort level is also provided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of a vibration isolation mount according to an embodiment of the present invention;
fig. 2 is a structural view of the spring isolator of the isolation mount of fig. 1.
Wherein:
1-supporting template, 2-vibration isolator, 21-supporting part, 22-supporting spring, 23-adjusting part, 3-embedded steel plate, 4-bottom anti-skid gasket, 5-top anti-skid gasket, 6-leveling gasket, 7-concrete template and 8-convex part.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 and 2, fig. 1 is a schematic view of a vibration isolation support according to an embodiment of the present invention; fig. 2 is a structural view of the spring isolator of the isolation mount of fig. 1.
The utility model provides a vibration isolation support, including dividing establish at the supporting template 1 of both sides and setting up isolator 2 between the supporting template 1 of both sides, isolator 2 still is equipped with pre-buried steel sheet 3 with supporting template 1 top, and isolator 2 plays the supporting role to pre-buried steel sheet 3 with supporting template 1 jointly. This vibration isolation support can set up in the track below or set up in the bottom of track support column, plays the supporting role to the track through pre-buried steel sheet 3.
The vertical natural frequency of the vibration isolation support is 3-5 HZ, when a rail vehicle passes through at a high speed, a generated high-frequency vibration signal is transmitted to the vibration isolation support, the vibration isolator 2 plays a role in buffering and isolating vibration, and the path of vibration propagating to the inside of a building is cut off, so that the purpose of vibration isolation is achieved, the problem of disturbance of the rail vehicle to residents is solved, and the riding comfort level is improved.
Referring to fig. 1, in an embodiment of the present invention, the vibration isolation support includes support modules disposed at two sides, a vibration isolator 2 is disposed between the support modules at two sides, the vibration isolator 2 can be a vibration isolator 2 with a smaller frequency in the vertical direction, and the natural frequency of the vibration isolator 2 in the vertical direction is usually controlled to be 3 to 5 HZ. The upper parts of the vibration isolator 2 and the supporting templates 1 on the two sides are provided with pre-buried steel plates 3, and the vibration isolator 2 and the supporting templates 1 simultaneously support the pre-buried steel plates 3.
The embedded steel plate 3 can be connected below the rail or at the bottom of a support column of the rail, and plays a role in isolating vibration caused by high-speed advance of the rail vehicle. In another embodiment provided by the utility model, the bottom anti-skid pad 4 is arranged at the bottom of the vibration isolator 2, so as to effectively prevent the vibration isolator 2 from dislocation sliding in the horizontal direction; in a similar way, the top anti-skid gasket 5 is also arranged above the vibration isolator 2, namely between the vibration isolator 2 and the embedded steel plate 3, the bottom anti-skid gasket 4 and the top anti-skid gasket 5 are preferably adopted from the Germany imported special anti-skid gasket, so that the top anti-skid gasket 5 and the bottom anti-skid gasket 4 are not required to be fixed through embedded bolts, and the construction of the vibration isolation support is simplified.
The leveling gasket 6 is arranged between the vibration isolator 2 and the embedded steel plate 3, the leveling gasket 6 is a gasket which is arranged between the vibration isolator 2 and the embedded steel plate 3 and ensures that the upper end surface of the vibration isolator 2 can be in horizontal contact with the embedded steel plate 3 and supports the embedded steel plate 3, the leveling gasket 6 can be arranged between the top anti-slip gasket 5 and the embedded steel plate 3, and the leveling gasket 6 can be made of a material with larger surface friction resistance in a specific selection mode in order to move the leveling gasket 6 relative to the top anti-slip gasket 5 in a relative dislocation mode. Through setting up leveling gasket 6, guarantee that isolator 2, the upper surface of the supporting template 1 of both sides are located the same height basically (usually speaking, isolator 2 and leveling gasket 6 highly be a little higher than the height of both sides supporting template 1, when rail vehicle drives over, pre-buried steel sheet 3 atress, after isolator 2 compression with the supporting template 1 of both sides support pre-buried steel sheet 3 jointly), realize the support to pre-buried steel sheet 3 jointly.
In addition, still be equipped with concrete form 7 between the support template 1 top of both sides and the pre-buried steel sheet 3, as shown in fig. 1, concrete form 7 is installed in the top of support template 1, and pre-buried steel sheet 3 then takes the edge of putting the concrete form 7 of support template 1 in both sides to when pre-buried steel sheet 3 atress, concrete form 7 takes place the inboard upset of small amplitude, and isolator 2 is to its main support of pre-buried steel sheet 3 and play the effect of vibration isolation.
The vibration isolator 2 adopted in the above-mentioned embodiment is preferably an elastic vibration isolator 2, and as shown in the structural diagram 2 of the elastic vibration isolator 2, the elastic vibration isolator 2 includes two supporting portions 21 respectively disposed at the upper and lower ends, a supporting spring 22 is disposed between the two supporting portions 21, an adjusting portion 23 for connecting the two supporting portions 21 and adjusting the distance between the two supporting portions 21 is disposed inside the supporting spring 22, and the adjusting portion 23 adjusts the distance between the two supporting portions 21 by adjusting the compression degree of the supporting spring 22.
Specifically, adjustment portion 23 is the bolt, the inside of supporting portion 21 is the cavity structure, the both ends of bolt set up in the cavity of supporting portion 21, the relative medial surface of supporting portion 21 has the screw that supplies bolted connection and passes through the adjustable supporting spring's of adjusting bolt 22 degree of compression and realize adjusting the distance between two supporting portions 21, and act on supporting spring 22 when supporting portion 21 receives pressure, supporting spring 22 receives the compression, the interval between two supporting portions 21 reduces, play the effect of damping and isolation vibration by supporting spring 22.
The number of the supporting springs 22 and the adjusting portions 23, that is, the number of the bolts, of the spring vibration isolator is generally set to be even, and the supporting springs 22 and the adjusting portions 23 are symmetrically arranged at both sides of the supporting portion 21, so that the flatness of the upper surface of the spring vibration isolator during vertical compression is ensured.
The embedded steel plate 3 is integrally designed as a bearing platform template and is formed by splicing a plurality of steel plates, accurate lofting needs to be carried out on the embedded steel plate 3 at first to ensure the plane position and the elevation of the embedded steel plate 3, the tight seam splicing of the steel plates is ensured, the steel plates must be retested after being placed, and the accuracy of positioning and elevation is ensured. The embedded steel plate 3 is also provided with a plurality of protrusions 8 extending upwards, and the protrusions 8 are welded on the upper end face of the embedded steel plate 3 and vertically extend upwards for welding with a steel bar structure of a rail or a rail support column.
When the vibration isolation support provided by the above embodiment is installed in construction, the adopted spring vibration isolator can be adjusted to be in a pre-compression state firstly, a hydraulic jack can be adopted to pre-compress the supporting spring 22, then the fastening and the compression state are ensured through a bolt, and the hydraulic jack is taken out; when the construction of the vibration isolation support is completed, the support spring 22 is released by loosening the nut, and the elevation of the support spring 22 is adjusted.
The utility model provides a vibration isolation bearing mountable sets up in the bottom of track and track support column, also can be applied to tunnel or high-speed railway under wear the construction in airport, through supporting the isolation to the track, can keep apart most vibration signal, cut off the propagation way of vibration to the building, slow down the propagation of vibration, play the purpose of vibration isolation, can improve the comfort level of taking rail vehicle, the invasion of vibration that the rail vehicle high-speed driving brought to resident on every side has also been slowed down to the while.
The vibration isolation support provided by the utility model is described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (8)
1. The utility model provides an isolation bearing, its characterized in that, including the supporting template (1) that is located both sides with locate both sides isolator (2) between supporting template (1), still including locating isolator (2) with pre-buried steel sheet (3) of supporting template (1) top, in order to realize isolator (2) with supporting template (1) is right the support of pre-buried steel sheet (3).
2. The isolation mount of claim 1, wherein the bottom of the isolator (2) is provided with a bottom anti-slip gasket (4).
3. The isolation bearing of claim 2, wherein a top anti-slip gasket (5) and a leveling gasket (6) are arranged between the isolation bearing (2) and the embedded steel plate (3).
4. The vibration isolation support according to claim 3, wherein a concrete formwork (7) for supporting the embedded steel plates (3) is arranged above the supporting formwork (1).
5. The vibration isolation support according to claim 4, wherein the vibration isolator (2) is a spring vibration isolator, and comprises two supporting parts (21) respectively arranged at the upper end and the lower end, a supporting spring (22) is arranged between the two supporting parts (21), and an adjusting part (23) arranged inside the supporting spring (22) and used for connecting and adjusting the distance between the two supporting parts (21).
6. The vibration isolation mount according to claim 5, wherein the adjusting portion (23) is a bolt, and the supporting portion (21) has a cavity for accommodating two ends of the bolt, so that the distance between the two supporting portions (21) can be adjusted under the action of the bolt and the supporting spring (22).
7. The vibration isolation mount according to claim 5, wherein the number of the supporting springs (22) and the number of the adjusting portions (23) are two, and the two supporting springs (22) and the two adjusting portions (23) are respectively disposed at two sides of the supporting portion (21).
8. The vibration isolation mount according to claim 7, wherein the pre-buried steel plate (3) comprises a plurality of steel plates spliced with each other, and the pre-buried steel plate (3) has a plurality of protrusions (8) extending upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920673622.9U CN210151488U (en) | 2019-05-10 | 2019-05-10 | Vibration isolation support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920673622.9U CN210151488U (en) | 2019-05-10 | 2019-05-10 | Vibration isolation support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210151488U true CN210151488U (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920673622.9U Active CN210151488U (en) | 2019-05-10 | 2019-05-10 | Vibration isolation support |
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| CN (1) | CN210151488U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114737420A (en) * | 2021-11-03 | 2022-07-12 | 无锡希声科技有限公司 | Negative-rigidity steel rail damper and steel rail damping system |
-
2019
- 2019-05-10 CN CN201920673622.9U patent/CN210151488U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114737420A (en) * | 2021-11-03 | 2022-07-12 | 无锡希声科技有限公司 | Negative-rigidity steel rail damper and steel rail damping system |
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