CN110206846B - Dual-frequency damping vibration isolation platform - Google Patents
Dual-frequency damping vibration isolation platform Download PDFInfo
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- CN110206846B CN110206846B CN201910299236.2A CN201910299236A CN110206846B CN 110206846 B CN110206846 B CN 110206846B CN 201910299236 A CN201910299236 A CN 201910299236A CN 110206846 B CN110206846 B CN 110206846B
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- damping vibration
- vibration isolation
- damping
- vibration isolator
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- 238000013016 damping Methods 0.000 title claims abstract description 255
- 238000002955 isolation Methods 0.000 title claims abstract description 162
- 238000003475 lamination Methods 0.000 claims abstract description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a double-frequency damping vibration isolation platform which comprises a table top (1) and a support (2) which are arranged from top to bottom, wherein a damping vibration isolation mechanism (3) is arranged at the top end of the support (2), the damping vibration isolation mechanism (3) comprises a first damping vibration isolation part and a second damping vibration isolation part which are arranged in an up-down lamination mode, the first damping vibration isolation part is a first damping rubber vibration isolation pad (31), a second damping vibration isolation pad (32) or a third damping vibration isolator (33), and the second damping vibration isolation part is the first damping rubber vibration isolation pad (31), the second damping vibration isolation pad (32) or the third damping vibration isolator (33). The dual-frequency damping vibration isolation platform combines two vibration isolation materials with different natural frequency ranges in a laminated mode, so that the natural frequency of the damping vibration isolation platform is reduced, the stability of the damping vibration isolation platform is improved, and the vibration isolation effect of the damping vibration isolation platform is enhanced.
Description
Technical Field
The invention relates to a double-frequency damping vibration isolation platform.
Background
The vibration isolation platform is also called an optical platform, is widely applied to the fields of optics, electronics, precision machinery manufacturing, metallurgy, aviation, spaceflight, navigation, precision chemical industry, nondestructive detection and the like, and is used in a key device for vibration isolation of precision test instruments and equipment in other mechanical industries, and the accuracy and reliability of test results are directly affected by the quality of dynamic mechanics.
Precise optical experiments rely on reliable stability, and vibrations in and around the working area can cause relative movement between the optical components, resulting in unacceptable shifts that can lead to: the collected images are blurred, and the light spots deviate to cause the phenomena that data cannot be collected or the data are not collected accurately, so that the selection of the vibration isolation platform plays a vital role in improving experimental precision.
The prior vibration isolation platform mainly comprises a damping vibration isolation platform and an air floatation vibration isolation platform, wherein the damping vibration isolation platform consists of a table top 1 and a bracket 2, and as shown in figure 1, the vibration isolation performance of the damping vibration isolation platform depends on the vibration isolation performance of the table top and the bracket. Wherein the support plays a decisive role in the vibration isolation performance of the damping vibration isolation platform.
The top of the bracket 2 is provided with a damping vibration isolation mechanism, and the existing damping vibration isolation mechanism is a mechanism formed by single vibration isolation materials, for example, a common damping rubber vibration isolator, a damping vibration isolator specified by national standards or a precise damping vibration isolator is used, and has the defect of common vibration isolation effect.
Disclosure of Invention
In order to improve the vibration isolation effect, the invention provides the dual-frequency damping vibration isolation platform, which combines two vibration isolation materials with different natural frequency ranges in a stacking way, so that the natural frequency of the damping vibration isolation platform is reduced, the stability of the damping vibration isolation platform is improved, and the vibration isolation effect of the damping vibration isolation platform is enhanced.
The technical scheme adopted for solving the technical problems is as follows: the double-frequency damping vibration isolation platform comprises a table top and a bracket which are arranged from top to bottom, wherein a damping vibration isolation mechanism is arranged at the top end of the bracket and comprises a first damping vibration isolation part and a second damping vibration isolation part which are arranged in a vertically stacked manner, the first damping vibration isolation part is a first damping rubber vibration isolation pad, a second damping vibration isolation pad or a third damping vibration isolator, and the second damping vibration isolation part is a first damping rubber vibration isolation pad, a second damping vibration isolation pad or a third damping vibration isolator; the first damping rubber vibration isolator is of a circular or rectangular sheet structure, and the upper surface and the lower surface of the first damping rubber vibration isolator are smooth surfaces; the second damping vibration isolator is of a rectangular sheet structure, and long-strip-shaped grooves are formed in the upper surface and the lower surface of the second damping vibration isolator; the third damping vibration isolator comprises a bottom circular segment, a middle cylindrical segment and a top conical bench segment which are sequentially connected from bottom to top, and the outer diameter of the bottom circular segment is larger than that of the middle cylindrical segment.
The first damping vibration isolating component is a third damping vibration isolator, and the second damping vibration isolating component is a first damping rubber vibration isolating pad.
The first damping vibration isolating component is a third damping vibration isolator, and the second damping vibration isolating component is a second damping vibration isolating pad.
The first damping vibration isolation component is a third damping vibration isolator, and the second damping vibration isolation component is a third damping vibration isolator.
The top of first damping vibration isolation component is towards the bottom down, the top of second damping vibration isolation component is towards the bottom down, and the support contains crossbeam and stand, and the upper end of stand contains first upper plate and second upper plate, and range upon range of interval setting about first upper plate and the second upper plate, first upper plate passes through bolted connection with the second upper plate, the top of first damping vibration isolation component is connected with the lower surface of mesa, the bottom of first damping vibration isolation component passes through screwed connection with first upper plate fixedly, the top of second damping vibration isolation component is connected with the lower surface of first upper plate, the bottom of second damping vibration isolation component passes through screwed connection fixedly with second upper plate.
The top of first damping vibration isolation component is towards the bottom down, the top of second damping vibration isolation component is towards the bottom down upwards, and the support contains crossbeam and stand, and the upper end of stand contains first upper plate and second upper plate, and range upon range of interval setting about first upper plate and the second upper plate is equipped with the installation through-hole in the first upper plate, second damping vibration isolation component is pegged graft in the installation through-hole, the top and the mesa of first damping vibration isolation component are connected, the bottom of first damping vibration isolation component and the bottom of second damping vibration isolation component are all fixed with first upper plate connection, the top and the second upper plate connection of second damping vibration isolation component.
The first damping vibration isolation part and the second damping vibration isolation part are fixedly connected through screws.
The natural frequency of the first damping rubber vibration isolator is smaller than 9Hz when the first damping rubber vibration isolator is loaded, and the natural frequency of the first damping rubber vibration isolator is smaller than 30Hz when the first damping rubber vibration isolator is unloaded.
The natural frequency of the second damping vibration isolator is smaller than 7Hz when the second damping vibration isolator is loaded, and the natural frequency of the second damping vibration isolator is smaller than 18Hz when the second damping vibration isolator is unloaded.
The natural frequency of the third damping vibration isolator under load is smaller than 5Hz, and the natural frequency of the third damping vibration isolator under no load is smaller than 12Hz.
The beneficial effects of the invention are as follows: the dual-frequency damping vibration isolation platform combines two vibration isolation materials with different natural frequency ranges in a laminated mode, so that the natural frequency of the damping vibration isolation platform is reduced, the stability of the damping vibration isolation platform is improved, and the vibration isolation effect of the damping vibration isolation platform is enhanced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
Figure 1 is a schematic view of a prior art damped vibration isolation platform.
Fig. 2 is a schematic view of the dual-frequency damping vibration isolation platform described in example 1.
Fig. 3 is an enlarged schematic view of the portion of the damping vibration isolation mechanism in embodiment 1.
Fig. 4 is a schematic view of the dual-frequency damping vibration isolation platform described in example 2.
Fig. 5 is an enlarged schematic view of the portion of the damping vibration isolation mechanism in embodiment 2.
Fig. 6 is a schematic view of the dual-frequency damping vibration isolation platform described in example 3.
Fig. 7 is an enlarged schematic view of the portion of the damping vibration isolation mechanism in embodiment 3.
Fig. 8 is a schematic view of the dual-frequency damping vibration isolation platform described in example 4.
Fig. 9 is an enlarged schematic view of the portion of the damping vibration isolation mechanism in embodiment 4.
Fig. 10 is a schematic perspective sectional view of a portion of a damping vibration isolation mechanism in embodiment 4.
Figure 11 is a schematic view of a third damped vibration isolator.
1. A table top; 2. a bracket; 3. damping vibration isolation mechanism;
21. A cross beam; 22. a column;
31. a first damping rubber vibration isolator; 32. a second damping vibration isolator; 33. a third damping vibration isolator; 34. a screw;
221. a first upper plate; 222. a second upper plate; 223. mounting through holes;
331. A bottom circular segment; 332. a middle cylindrical section; 333. a top conical plateau.
Detailed Description
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
The double-frequency damping vibration isolation platform comprises a table top 1 and a support 2 which are arranged from top to bottom, wherein a damping vibration isolation mechanism 3 is arranged at the top end of the support 2, the damping vibration isolation mechanism 3 comprises a first damping vibration isolation part and a second damping vibration isolation part which are arranged in a vertically stacked mode, the first damping vibration isolation part is a first damping rubber vibration isolation pad 31, a second damping vibration isolation pad 32 or a third damping vibration isolation device 33, the second damping vibration isolation part is a first damping rubber vibration isolation pad 31, a second damping vibration isolation pad 32 or a third damping vibration isolation device 33, the first damping rubber vibration isolation pad 31 is of a circular or rectangular sheet structure, and the upper surface and the lower surface of the first damping rubber vibration isolation pad 31 are smooth surfaces; the second damping vibration isolator 32 is of a rectangular sheet structure, and the upper surface and the lower surface of the second damping vibration isolator 32 are provided with strip-shaped grooves; the third damping vibration isolator 33 comprises a bottom circular segment 331, a middle cylindrical segment 332 and a top conical table segment 333 which are sequentially connected from bottom to top, wherein the outer diameter of the bottom circular segment 331 is larger than that of the middle cylindrical segment 332.
The main difference between the present invention and the prior art is that the damping vibration isolation mechanism 3 of the damping vibration isolation platform in the prior art only contains a first damping vibration isolation component, and does not contain a second damping vibration isolation component, wherein the first damping vibration isolation component is a first damping rubber vibration isolator 31, a second damping vibration isolator 32 or a third damping vibration isolator 33. The damping vibration isolation mechanism 3 of the damping vibration isolation platform comprises a first damping vibration isolation part and a second damping vibration isolation part, and the first damping vibration isolation part and the second damping vibration isolation part are vertically stacked.
The first damping rubber vibration isolator 31, the second damping vibration isolator 32 and the third damping vibration isolator 33 are the same as those in the prior art, namely the first damping rubber vibration isolator 31, the second damping vibration isolator 32 and the third damping vibration isolator 33 are all the existing commercial products, the first damping rubber vibration isolator 31, the second damping vibration isolator 32 and the third damping vibration isolator 33 are all the existing damping rubber, and the overall shape and the structure of the first damping rubber vibration isolator 31, the second damping vibration isolator 32 and the third damping vibration isolator 33 are the same as those in the prior art.
In the invention, the damping vibration isolation mechanism 3 is positioned at the top end of the bracket 2, the first damping vibration isolation component and the second damping vibration isolation component are connected and fixed through the screw 34, and the central line direction of the screw 34 is arranged along the up-down direction. The connection mode of the damping vibration isolation mechanism 3 and the table top 1 and the support 2 is the same as that of the damping vibration isolation mechanism and the table top and the support in the prior art. The first damping rubber vibration isolator 31 may have a circular or rectangular sheet structure, and both the upper surface and the lower surface of the first damping rubber vibration isolator 31 are smooth surfaces (i.e., neither the upper surface nor the lower surface contains an elongated groove on the surface of the second damping vibration isolator 32).
The second damping vibration isolator 32 is in a rectangular sheet structure, and elongated grooves are formed in the upper surface and the lower surface of the second damping vibration isolator 32. The second damping vibration isolator 32 is a damping vibration isolator conforming to GB/T20029-2005. The third damping vibration isolator 33 has a bottom circular segment 331, a middle cylindrical segment 332, and a top conical land segment 333 connected in order from bottom to top, the outer diameter of the bottom circular segment 331 being larger than the outer diameter of the middle cylindrical segment 332, as shown in fig. 11.
The natural frequency of the first damping rubber vibration isolator 31 under load is less than 9Hz, and the natural frequency of the first damping rubber vibration isolator 31 under no load is less than 30Hz. The natural frequency of the second damping vibration isolator 32 under load is less than 7Hz, and the natural frequency of the second damping vibration isolator 32 under no load is less than 18Hz. The natural frequency of the third damping vibration isolator 33 under load is less than 5Hz, and the natural frequency of the third damping vibration isolator 33 under no load is less than 12Hz.
The following describes a preferred embodiment of the damping vibration isolation mechanism 3 according to the present invention:
Example 1
In this embodiment, the first damping vibration isolation component is a third damping vibration isolator 33, and the second damping vibration isolation component is a first damping rubber vibration isolator 31. The top of the third damping vibration isolator 33 (i.e., the upper part of the third damping vibration isolator 33 in fig. 11) is connected to the lower surface of the table top 1 (i.e., the connection is achieved by means of gravity pressing contact), the bottom of the third damping vibration isolator 33 (i.e., the lower part of the third damping vibration isolator 33 in fig. 11) is connected to the upper surface of the first damping rubber vibration isolator 31, and the lower surface of the first damping rubber vibration isolator 31 is connected to the top end of the bracket 2, as shown in fig. 2 and 3.
Example 2
This embodiment is a modification of embodiment 1, and the main difference between this embodiment and embodiment 1 is that the first damping vibration isolation component is a third damping vibration isolator 33, and the second damping vibration isolation component is a second damping vibration isolator 32. The top of the third damping vibration isolator 33 is connected to the lower surface of the table top 1, the bottom of the third damping vibration isolator 33 is connected to the upper surface of the second damping vibration isolator 32, and the lower surface of the second damping vibration isolator 32 is connected to the top end of the bracket 2, as shown in fig. 4 and 5.
Other technical features of this embodiment are the same as those of embodiment 1, and for the sake of economy, this embodiment will not be described again.
Example 3
The present embodiment is an improvement of embodiment 1, and the main difference between this embodiment and embodiment 1 is that the first damping vibration isolation component is a third damping vibration isolator 33, the second damping vibration isolation component is also a third damping vibration isolator 33, and the two third damping vibration isolators 33 are disposed up and down and face the same direction, that is, the two third damping vibration isolators 33 are both top-up and bottom-down.
Specifically, the bracket 2 comprises a cross beam 21 and a stand column 22, a first upper layer plate 221 and a second upper layer plate 222 are fixed at the upper end of the stand column 22, the first upper layer plate 221 and the second upper layer plate 222 are arranged at intervals in an up-down lamination mode, the first upper layer plate 221 and the second upper layer plate 222 are parallel to the horizontal plane, the first upper layer plate 221 and the second upper layer plate 222 are connected through bolts, and the functions of the bolts are equivalent to guide rods. The top of the upper third damping vibration isolator 33 is connected to the lower surface of the table top 1 (i.e., connection is achieved by means of gravity pressing contact), the bottom of the upper third damping vibration isolator 33 is fixedly connected to the first upper plate 221 by means of screws 34, the top of the lower third damping vibration isolator 33 is connected to the lower surface of the first upper plate 221 (i.e., connection is achieved by means of gravity pressing contact), and the bottom of the lower third damping vibration isolator 33 is fixedly connected to the second upper plate 222 by means of screws 34, as shown in fig. 6 and 7.
Other technical features of this embodiment are the same as those of embodiment 1, and for the sake of economy, this embodiment will not be described again.
Example 4
This embodiment is an improvement to embodiment 3, and the main difference between this embodiment and embodiment 3 is that the first damping vibration isolation component and the second damping vibration isolation component are mirror images, that is, the first damping vibration isolation component and the second damping vibration isolation component are both third damping vibration isolators 33, the top of the first damping vibration isolation component faces upward and the bottom faces downward, the top of the second damping vibration isolation component faces downward and the bottom of the second damping vibration isolation component faces upward, and the two third damping vibration isolators 33 are disposed up and down and face opposite, as shown in fig. 8, 9 and 10.
Specifically, the support 2 contains crossbeam 21 and stand 22, and the upper end of stand 22 contains first upper plate 221 and second upper plate 222, and first upper plate 221 and second upper plate 222 range upon range of interval setting from top to bottom, and first upper plate 221 and second upper plate 222 are all on a parallel with the horizontal plane, are equipped with installation through-hole 223 in the first upper plate 221, second damping vibration isolation component peg graft in installation through-hole 223, the top of first damping vibration isolation component is connected (i.e. relies on gravity press contact to realize the connection) with mesa 1, the bottom of first damping vibration isolation component and the bottom of second damping vibration isolation component are all fixed with first upper plate 221 through screw 34 connection, the top of second damping vibration isolation component is connected with second upper plate 222.
Other technical features of this embodiment are the same as those of embodiment 3, and for the sake of economy, this embodiment will not be described again.
The foregoing description of the embodiments of the invention is not intended to limit the scope of the invention, so that the substitution of equivalent elements or equivalent variations and modifications within the scope of the invention shall fall within the scope of the patent. In addition, the technical characteristics and technical characteristics, the technical characteristics and technical scheme and the technical scheme can be freely combined for use.
Claims (3)
1. The double-frequency damping vibration isolation platform comprises a table top (1) and a support (2) which are arranged from top to bottom, wherein a damping vibration isolation mechanism (3) is arranged at the top end of the support (2), and the double-frequency damping vibration isolation platform is characterized in that the damping vibration isolation mechanism (3) comprises a first damping vibration isolation part and a second damping vibration isolation part which are arranged in an up-down lamination mode, the first damping vibration isolation part is a third damping vibration isolator (33), and the second damping vibration isolation part is a first damping rubber vibration isolator (31), a second damping vibration isolator (32) or a third damping vibration isolator (33);
The first damping rubber vibration isolator (31) is of a circular or rectangular sheet structure, and the upper surface and the lower surface of the first damping rubber vibration isolator (31) are smooth surfaces; the natural frequency of the first damping rubber vibration isolator (31) is smaller than 9Hz when the first damping rubber vibration isolator is loaded, and the natural frequency of the first damping rubber vibration isolator (31) is smaller than 30Hz when the first damping rubber vibration isolator is not loaded;
The second damping vibration isolator (32) is of a rectangular sheet structure, and the upper surface and the lower surface of the second damping vibration isolator (32) are provided with strip-shaped grooves; the natural frequency of the second damping vibration isolator (32) is smaller than 7Hz when the second damping vibration isolator is loaded, and the natural frequency of the second damping vibration isolator (32) is smaller than 18Hz when the second damping vibration isolator is not loaded;
the third damping vibration isolator (33) comprises a bottom circular segment (331), a middle cylindrical segment (332) and a top conical table segment (333) which are sequentially connected from bottom to top, and the outer diameter of the bottom circular segment (331) is larger than that of the middle cylindrical segment (332); the natural frequency of the third damping vibration isolator (33) under load is less than 5Hz, and the natural frequency of the third damping vibration isolator (33) under no load is less than 12Hz;
The first damping vibration isolation component and the second damping vibration isolation component are fixedly connected through a screw (34).
2. The dual-frequency damping vibration isolation platform according to claim 1, wherein the top of the first damping vibration isolation component faces downwards, the top of the second damping vibration isolation component faces downwards, the bracket (2) comprises a cross beam (21) and a stand column (22), the upper end of the stand column (22) comprises a first upper layer plate (221) and a second upper layer plate (222), the first upper layer plate (221) and the second upper layer plate (222) are arranged at intervals in a vertically stacked mode, the first upper layer plate (221) is connected with the second upper layer plate (222) through bolts, the top of the first damping vibration isolation component is connected with the lower surface of the table top (1), the bottom of the first damping vibration isolation component is connected and fixed with the first upper layer plate (221) through screws (34), the top of the second damping vibration isolation component is connected and fixed with the lower surface of the first upper layer plate (221), and the bottom of the second damping vibration isolation component is connected and fixed with the second upper layer plate (222) through screws (34).
3. The dual-frequency damping vibration isolation platform according to claim 1, wherein the top of the first damping vibration isolation component faces downwards, the top of the second damping vibration isolation component faces downwards, the support (2) comprises a cross beam (21) and a stand column (22), the upper end of the stand column (22) comprises a first upper layer plate (221) and a second upper layer plate (222), the first upper layer plate (221) and the second upper layer plate (222) are arranged at intervals in a vertically stacked mode, a mounting through hole (223) is formed in the first upper layer plate (221), the second damping vibration isolation component is inserted into the mounting through hole (223), the top of the first damping vibration isolation component is connected with the table top (1), the bottom of the first damping vibration isolation component and the bottom of the second damping vibration isolation component are connected and fixed with the first upper layer plate (221), and the top of the second damping vibration isolation component is connected with the second upper layer plate (222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910299236.2A CN110206846B (en) | 2019-04-15 | 2019-04-15 | Dual-frequency damping vibration isolation platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910299236.2A CN110206846B (en) | 2019-04-15 | 2019-04-15 | Dual-frequency damping vibration isolation platform |
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| CN110206846A CN110206846A (en) | 2019-09-06 |
| CN110206846B true CN110206846B (en) | 2024-06-11 |
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| CN111303499B (en) * | 2020-04-20 | 2022-02-08 | 全球能源互联网研究院有限公司 | Oil-resistant and high-temperature-resistant damping rubber and preparation method and application thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10213178A (en) * | 1996-11-28 | 1998-08-11 | Shigenao Maruyama | Passive vibration damping device and vibration damping method |
| US6394407B1 (en) * | 1998-07-14 | 2002-05-28 | Newport Corporation | Passive vibration isolator with profiled supports |
| CN103603918A (en) * | 2012-09-13 | 2014-02-26 | 厦门嘉达环保建造工程有限公司 | Suspension vibration isolation structure |
| CN103791017A (en) * | 2014-01-29 | 2014-05-14 | 安徽工程大学 | Damper of multi-dimensional vibration isolation platform |
| RU2016134962A (en) * | 2016-08-29 | 2018-03-05 | Олег Савельевич Кочетов | DOUBLE VIBRATION ISOLATING SYSTEM |
| CN210397568U (en) * | 2019-04-15 | 2020-04-24 | 北京卓立汉光仪器有限公司 | Double-frequency damping vibration isolation platform |
-
2019
- 2019-04-15 CN CN201910299236.2A patent/CN110206846B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10213178A (en) * | 1996-11-28 | 1998-08-11 | Shigenao Maruyama | Passive vibration damping device and vibration damping method |
| US6394407B1 (en) * | 1998-07-14 | 2002-05-28 | Newport Corporation | Passive vibration isolator with profiled supports |
| CN103603918A (en) * | 2012-09-13 | 2014-02-26 | 厦门嘉达环保建造工程有限公司 | Suspension vibration isolation structure |
| CN103791017A (en) * | 2014-01-29 | 2014-05-14 | 安徽工程大学 | Damper of multi-dimensional vibration isolation platform |
| RU2016134962A (en) * | 2016-08-29 | 2018-03-05 | Олег Савельевич Кочетов | DOUBLE VIBRATION ISOLATING SYSTEM |
| CN210397568U (en) * | 2019-04-15 | 2020-04-24 | 北京卓立汉光仪器有限公司 | Double-frequency damping vibration isolation platform |
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