CN207904669U - A kind of inner sleeve, vibration isolator for vibration isolator - Google Patents
A kind of inner sleeve, vibration isolator for vibration isolator Download PDFInfo
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- CN207904669U CN207904669U CN201721756568.1U CN201721756568U CN207904669U CN 207904669 U CN207904669 U CN 207904669U CN 201721756568 U CN201721756568 U CN 201721756568U CN 207904669 U CN207904669 U CN 207904669U
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- vibration isolator
- inner sleeve
- inner cylinder
- outer barrel
- damping
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Abstract
The utility model is related to rail traffic vibration insulation and noise reduction technical fields, more particularly to a kind of inner sleeve and vibration isolator for vibration isolator, it includes inner cylinder, outer barrel, lamina tecti and bottom plate, the inner cylinder is fixed on the lamina tecti, and the outer barrel is fixed on the bottom plate and is set in the outside of the inner cylinder；The inner sleeve further includes the solid damping material to bond together respectively with the inner cylinder and the outer barrel.The vibration isolator and its inner sleeve are by using the solid damping material to bond together respectively with inner cylinder and outer barrel, inner cylinder and outer barrel in handling process can be prevented to be detached from, and manufacturing cost is low, shortens inner sleeve assembling cycle and cost of labor for vibration isolator.
Description
Technical field
The utility model is related to rail traffic vibration insulation and noise reduction technical field more particularly to a kind of inner sleeves for vibration isolator
Cylinder, and include the vibration isolator of above-mentioned inner sleeve.
Background technology
With social development and scientific and technological progress, the advantages that rail traffic is big, speed is fast, environmental pollution is small with its freight volume,
As one of the most effective means of alleviation urban traffic congestion.It, can not due to the shock of wheel and rail but in driving conditions
It will produce vibration and noise problem with avoiding, seriously affect the quality of life and building safety of nearby residents, can also influence track
Stability, safety and the service life of traffic system itself.These vibration and noises in order to control are arranged in special vibration damping location
Steel spring floating slab road bed is an important vibration isolation measure in current Metro Design.Current built-in type floating plate railway roadbed every
The device that shakes generally includes inner sleeve and outer sleeve.The outer sleeve of vibration isolator 2 is just to be embedded in substrate 3 in casting concrete railway roadbed 1
In, after the maintenance to design strength of railway roadbed 1, it is put into inner sleeve and jacks to design height, to realize the effect of vibration and noise reducing, such as
Shown in Fig. 1.
Utility model content
(1) technical problems to be solved
The purpose of this utility model is to provide a kind of inner sleeve for vibration isolator, it is intended at least solve the prior art or phase
One of technical problem present in the technology of pass.
Another purpose of the utility model is to provide a kind of vibration isolator, it is intended at least solve the prior art or the relevant technologies
Present in one of technical problem.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides a kind of inner sleeve for vibration isolator comprising interior
Cylinder, outer barrel, lamina tecti and bottom plate, the inner cylinder are fixed on the lamina tecti, and the outer barrel is fixed on the bottom
On plate and it is set in the outside of the inner cylinder；The inner sleeve further includes Nian Jie with the inner cylinder and the outer barrel respectively
Solid damping material together.
Wherein, further include the damping column being connect with the bottom plate, the damping column is located at the inside of the inner cylinder.
Wherein, the cross section of the damping column is in star.
Wherein, it is provided with lines on the outer surface of the damping column.
Wherein, the quantity of the damping column is multiple, and multiple damping columns are dispersedly distributed in the inside of the inner cylinder.
Wherein, the solid damping material is solvent-free dual-component polyurethane.
The invention also discloses a kind of vibration isolators comprising the inner sleeve as described above for being used for vibration isolator.
(3) advantageous effect
Vibration isolator and its inner sleeve provided by the utility model include inner cylinder, outer barrel, lamina tecti and bottom plate, inner cylinder
It is fixed on lamina tecti, outer barrel is fixed on bottom plate and is set in the outside of inner cylinder；Inner sleeve further include respectively with inner cylinder
The solid damping material that body and outer barrel bond together.The vibration isolator and its inner sleeve by respectively with inner cylinder and outer barrel
The solid damping material to bond together can prevent inner cylinder and outer barrel in handling process to be detached from, and manufacturing cost is low, contracting
Short inner sleeve assembling cycle and cost of labor.
Description of the drawings
Fig. 1 shows a kind of installation cross-section diagram of vibration isolator according to prior art；
Fig. 2 shows a kind of structures of a preferred embodiment of inner sleeve for vibration isolator according to the present utility model
Schematic diagram；
Fig. 3 shows a kind of knot of another preferred embodiment of inner sleeve for vibration isolator according to the present utility model
Structure schematic diagram.
In figure, 1：Railway roadbed；2；Vibration isolator；21：Inner cylinder；22：Outer barrel；23：Lamina tecti；24：Bottom plate；25：Spring；
26：Solid damping material；27：Damping column；3：Substrate.
Specific implementation mode
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
Embodiment 1
Fig. 2 shows an a kind of preferred embodiments of inner sleeve for vibration isolator according to the present utility model.Such as figure
Shown, which includes inner cylinder 21, outer barrel 22, lamina tecti 23 and bottom plate 24, and wherein inner cylinder 21 is fixed on lamina tecti
On 23, wherein outer barrel 22 is fixed on bottom plate 24 and is set in outside inner cylinder 21, and the outer cover of outer barrel 22 is equipped with spring
25.In addition, the inner sleeve further includes the solid damping material 26 to bond together respectively with inner cylinder 21 and outer barrel 22, such as
The lower end of solvent-free dual-component polyurethane, inner cylinder 21 is plugged in solid damping material 26, since solid damping material 26 has
There is a stronger cementability, therefore can be kept and inner cylinder 21 and outer barrel 22 by 26 caking property of itself of solid damping material
It is reliably connected.The inner sleeve by using the solid damping material 26 to bond together respectively with inner cylinder 21 and outer barrel 22,
Inner cylinder 21 and outer barrel 22 in handling process can be prevented to be detached from, not only save manufacturing cost in this way, but shorten for every
Shake the inner sleeve assembling cycle and cost of labor of device.
Embodiment 2
The present embodiment is substantially the same manner as Example 1, brief for description, during the description of the present embodiment, no longer
Technical characteristic same as Example 1 is described, only illustrates the present embodiment difference from Example 1：
As shown in figure 3, in this embodiment, which further includes the damping column 27 being connect with bottom plate 24, the damping column
27 are located at the inside of inner cylinder 21, to increase the contact area with solid damping material 26, to increase the damping of vibration isolator
Power.
Preferably, the cross section of damping column 27 is in star, such as five-pointed star, Magen David etc., to further increase and solid
The contact area of damping material 26.Further, it is provided with lines on the outer surface of damping column 27, to further increase and solid
The contact area of damping material 26 increases the damping force of vibration isolator.
Furthermore, it is necessary to explanation, it will be understood by those of skill in the art that in some other implementation of the utility model
In example, the quantity of damping column 27 may be multiple, such as 4,2 etc., multiple damping columns 27 are dispersedly distributed in inner cylinder
21 inside, to further increase the contact area with solid damping material 26.
The invention also discloses a kind of vibration isolators comprising inner sleeve as described above, possessed by the vibration isolator
Other technique effects are corresponding with the technique effect of above-mentioned inner sleeve, in order to avoid unnecessary repetition, will not be described in great detail herein.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of inner sleeve for vibration isolator, which is characterized in that described interior including inner cylinder, outer barrel, lamina tecti and bottom plate
Cylinder is fixed on the lamina tecti, and the outer barrel is fixed on the bottom plate and is set in the outside of the inner cylinder；Institute
It further includes the solid damping material to bond together respectively with the inner cylinder and the outer barrel to state inner sleeve.
2. being used for the inner sleeve of vibration isolator as described in claim 1, which is characterized in that further include the resistance being connect with the bottom plate
Buddhist nun's column, the damping column are located at the inside of the inner cylinder.
3. being used for the inner sleeve of vibration isolator as claimed in claim 2, which is characterized in that the cross section of the damping column is in star
Shape.
4. being used for the inner sleeve of vibration isolator as claimed in claim 2, which is characterized in that be arranged on the outer surface of the damping column
There is lines.
5. as claimed in claim 2 be used for vibration isolator inner sleeve, which is characterized in that the quantity of the damping column be it is multiple,
Multiple damping columns are dispersedly distributed in the inside of the inner cylinder.
6. the inner sleeve for vibration isolator as described in any one of claim 1-5, which is characterized in that the solid damps material
Material is solvent-free dual-component polyurethane.
7. a kind of vibration isolator, which is characterized in that include the inner sleeve for vibration isolator as described in any one of claim 1-6
Cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721756568.1U CN207904669U (en) | 2017-12-15 | 2017-12-15 | A kind of inner sleeve, vibration isolator for vibration isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721756568.1U CN207904669U (en) | 2017-12-15 | 2017-12-15 | A kind of inner sleeve, vibration isolator for vibration isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207904669U true CN207904669U (en) | 2018-09-25 |
Family
ID=63567761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721756568.1U Active CN207904669U (en) | 2017-12-15 | 2017-12-15 | A kind of inner sleeve, vibration isolator for vibration isolator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207904669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111925570A (en) * | 2020-09-04 | 2020-11-13 | 北京道尔道振动控制设备有限公司 | Isolator inner skleeve and rubber spring subassembly thereof |
-
2017
- 2017-12-15 CN CN201721756568.1U patent/CN207904669U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111925570A (en) * | 2020-09-04 | 2020-11-13 | 北京道尔道振动控制设备有限公司 | Isolator inner skleeve and rubber spring subassembly thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 102402 No.32, Guangmao Road, Doudian Town, Fangshan District, Beijing Patentee after: Beijing Jiuzhou first rail Environmental Technology Co., Ltd Address before: 100070 Beijing Fengtai District Science City Star Fire Road 11 Office Park A 6 floor 6068 Patentee before: BEIJING JIUZHOUYIGUI SHOCK AND VIBRATION ISOLATION Co.,Ltd. |
|
| CP03 | Change of name, title or address |