CN211314932U - Frequency conversion isolator - Google Patents
Frequency conversion isolator Download PDFInfo
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- CN211314932U CN211314932U CN201921388724.2U CN201921388724U CN211314932U CN 211314932 U CN211314932 U CN 211314932U CN 201921388724 U CN201921388724 U CN 201921388724U CN 211314932 U CN211314932 U CN 211314932U
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- cylinder
- rubber ring
- ring cylinder
- rubber
- mounting panel
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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
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/40—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers consisting of a stack of similar elements separated by non-elastic intermediate layers
- F16F1/406—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers consisting of a stack of similar elements separated by non-elastic intermediate layers characterised by the shape of the elastic elements
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model provides a variable frequency vibration isolator, which mainly comprises an upper mounting panel structure, a middle metal plate, a lower mounting panel structure, an inner rubber cylinder, an upper rubber ring cylinder and a lower rubber ring cylinder; the upper rubber ring cylinder is sleeved on the upper part of the inner rubber cylinder, and the inner side of the upper rubber ring cylinder is connected with the outer side of the inner rubber cylinder in an adhesion manner; the upper mounting panel structure is connected with the tops of the inner rubber cylinder and the upper rubber ring cylinder in a vulcanization way; the lower rubber ring cylinder and the middle metal plate are sleeved on the lower part of the inner rubber cylinder, and gaps are reserved between the lower rubber ring cylinder and the inner rubber cylinder; the top of the outer rubber ring cylinder is connected with the lower surface of the middle metal plate in a vulcanization way; the lower mounting panel structure is connected with the bottoms of the inner rubber cylinder and the lower rubber ring cylinder in a vulcanization mode. The utility model provides a frequency conversion isolator, configuration rigidity increase gradually high inside rubber cylinder, middle part rubber ring cylinder, outside rubber ring cylinder, have realized the purpose of shock absorber frequency conversion.
Description
Technical Field
The utility model belongs to the technical field of the damping, concretely relates to frequency conversion isolator.
Background
For the design of vibration reduction and noise reduction of key equipment of a ship, vibration isolation devices are usually adopted to isolate vibration of the equipment from being transmitted to a base, energy caused by impact caused by an external environment is absorbed, the purpose of protecting the equipment is achieved, and meanwhile, the vibration reduction and noise reduction performance of the ship is improved. In order to improve the vibration and noise reduction performance of ships, the optimization of the vibration reduction element of the equipment is necessary.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a frequency conversion isolator for marine equipment damping component's lectotype provides the variety and selects, satisfies requirements such as security, reliability.
Realize the technical scheme of the utility model as follows:
a frequency conversion vibration isolator mainly comprises an upper mounting panel structure, a middle metal plate, a lower mounting panel structure, an inner rubber cylinder, an upper rubber ring cylinder and a lower rubber ring cylinder;
the upper rubber ring cylinder is sleeved on the upper part of the inner rubber cylinder, and the inner side of the upper rubber ring cylinder is connected with the outer side of the inner rubber cylinder in an adhering manner; the upper mounting panel structure is connected with the tops of the inner rubber cylinder and the upper rubber ring cylinder in a vulcanization way; the lower rubber ring cylinder and the middle metal plate are sleeved on the lower part of the inner rubber cylinder, and gaps are reserved between the lower rubber ring cylinder and the inner rubber cylinder; the top of the lower rubber ring cylinder is connected with the lower surface of the middle metal plate in a vulcanization way; the lower mounting panel structure is connected with the bottoms of the inner rubber cylinder and the lower rubber ring cylinder in a vulcanization mode.
Further, the rigidity of inside rubber cylinder, middle part rubber ring cylinder, lower part rubber ring cylinder increases progressively.
Advantageous effects
The utility model provides a pair of frequency conversion isolator, configuration rigidity increase gradually high inside rubber cylinder, middle part rubber ring cylinder, lower part rubber ring cylinder, have realized the purpose of shock absorber frequency conversion.
The utility model discloses convenient is dismantled in compact structure, installation, has improved the convenience of workman's construction, maintenance.
Drawings
Fig. 1 is a front view of a variable frequency vibration isolator.
FIG. 2 is a cross-sectional view of a variable frequency vibration isolator.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
As shown in FIG. 1, the embodiment of the utility model relates to a variable frequency vibration isolator, which is suitable for the vibration and noise reduction engineering of ship equipment,
the rubber ring mounting structure comprises an upper mounting panel structure 1, a middle metal plate 2, a lower mounting panel structure 3, an inner rubber cylinder 4, an upper rubber ring cylinder 5 and a lower rubber ring cylinder 6. The upper rubber ring cylinder 5 is sleeved on the upper part of the inner rubber cylinder 4, and the inner side of the upper rubber ring cylinder is connected with the outer side of the inner rubber cylinder 4 in an adhesion manner; the upper mounting panel structure 1 is connected with the tops of the inner rubber cylinder 4 and the upper rubber ring cylinder 5 in a vulcanization mode; the lower rubber ring cylinder 6 and the middle metal plate 2 are sleeved on the lower part of the inner rubber cylinder 4, and gaps are reserved between the lower rubber ring cylinder 6 and the inner rubber cylinder 4; the top of the lower rubber ring cylinder 6 is connected with the lower surface of the middle metal plate 2 in a vulcanization way; the lower mounting panel structure 3 is connected with the bottoms of the inner rubber cylinder 4 and the lower rubber ring cylinder 6 in a vulcanization way; the rigidity of the inner rubber cylinder 4, the upper rubber ring cylinder 5 and the lower rubber ring cylinder 6 is gradually increased.
The embodiment of the utility model provides a frequency conversion isolator is at the during operation, and upper portion installation panel structure and equipment hookup, under the action of gravity, at first be the compression of inside rubber cylinder, when the compression capacity surpassed the distance between middle part rubber ring cylinder lower part and the middle part metal sheet upper portion, middle part rubber ring cylinder and lower part rubber ring cylinder compressed, system rigidity grow, and the frequency changes to make the damping increase of shock absorber, also strengthen the buffer capacity to equipment vibration.
It should be noted that the present embodiment is only an exemplary illustration of the present invention and does not limit the protection scope thereof, and those skilled in the art can also make some insubstantial changes to the present invention, and all that is needed is to improve the present invention without creative work, which is within the protection scope of the present invention.
Claims (2)
1. A frequency conversion vibration isolator is characterized by mainly comprising an upper mounting panel structure (1), a middle metal plate (2), a lower mounting panel structure (3), an inner rubber cylinder (4), an upper rubber ring cylinder (5) and a lower rubber ring cylinder (6);
the upper rubber ring cylinder (5) is sleeved on the upper part of the inner rubber cylinder (4), and the inner side of the upper rubber ring cylinder is connected with the outer side of the inner rubber cylinder (4) in an adhesion manner; the upper mounting panel structure (1) is connected with the tops of the inner rubber cylinder (4) and the upper rubber ring cylinder (5) in a vulcanization mode; the lower rubber ring cylinder (6) and the middle metal plate (2) are sleeved on the lower part of the inner rubber cylinder (4), and gaps are reserved between the lower rubber ring cylinder and the inner rubber cylinder (4); the top of the lower rubber ring column body (6) is connected with the lower surface of the middle metal plate (2) in a vulcanization way; the lower mounting panel structure (3) is connected with the bottoms of the inner rubber cylinder (4) and the lower rubber ring cylinder (6) in a vulcanization mode.
2. The variable frequency vibration isolator according to claim 1, characterized in that the rigidity of the inner rubber cylinder (4), the upper rubber ring cylinder (5) and the lower rubber ring cylinder (6) is gradually increased.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019211384982 | 2019-07-19 | ||
| CN201921138498 | 2019-07-19 | ||
| CN2019106531488 | 2019-07-19 | ||
| CN201910653148 | 2019-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211314932U true CN211314932U (en) | 2020-08-21 |
Family
ID=68855413
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921388724.2U Active CN211314932U (en) | 2019-07-19 | 2019-08-23 | Frequency conversion isolator |
| CN201910784644.7A Pending CN110594330A (en) | 2019-07-19 | 2019-08-23 | Frequency conversion isolator |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910784644.7A Pending CN110594330A (en) | 2019-07-19 | 2019-08-23 | Frequency conversion isolator |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN211314932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594330A (en) * | 2019-07-19 | 2019-12-20 | 中国船舶重工集团公司第七一九研究所 | Frequency conversion isolator |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060443A (en) * | 2021-11-29 | 2022-02-18 | 哈尔滨工程大学 | Vibration isolator with stepped variable-stiffness structure |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2752538Y (en) * | 2004-12-24 | 2006-01-18 | 中国船舶重工集团公司第七一一研究所 | Low-frequency large-loading rubber vibration isolator |
| CN101975236B (en) * | 2010-10-21 | 2012-01-11 | 航天材料及工艺研究所 | Rubber buffering and vibration isolating elastomer structure |
| CN102213284B (en) * | 2011-03-15 | 2013-07-17 | 株洲时代新材料科技股份有限公司 | Rail transportation second-system damping method and rubber hourglass overlapping spring |
| CN201973044U (en) * | 2011-04-07 | 2011-09-14 | 徐工集团工程机械股份有限公司科技分公司 | Noise-reduction type dismantling-free connection sleeve |
| CN102518727B (en) * | 2011-12-20 | 2014-01-22 | 中国飞机强度研究所 | Totally-closed rigidity adjustable type vibration isolator |
| CN203248597U (en) * | 2013-05-08 | 2013-10-23 | 唐山轨道客车有限责任公司 | Vibration isolation device |
| CN203307693U (en) * | 2013-07-01 | 2013-11-27 | 衡水中铁建工程橡胶有限责任公司 | Novel rubber vibration isolator for rail transit floating slab |
| CN203655993U (en) * | 2013-12-25 | 2014-06-18 | 佛山电力设计院有限公司 | Transformer vibration isolation pad |
| CN204493548U (en) * | 2014-12-15 | 2015-07-22 | 中国飞机强度研究所 | A kind of three-dimensional unequal rigidity rubber vibration isolator |
| RU2584289C1 (en) * | 2015-01-12 | 2016-05-20 | Олег Савельевич Кочетов | Kochetov rubber vibration isolator |
| CN108468737B (en) * | 2018-02-08 | 2023-12-12 | 中国船舶重工集团公司第七0三研究所 | Composite elasticity and damping shock absorber of gas turbine device |
| CN108953487B (en) * | 2018-08-06 | 2020-07-14 | 北京控制工程研究所 | Integrated bidirectional vibration isolator |
| CN108930741A (en) * | 2018-08-15 | 2018-12-04 | 株洲时代新材料科技股份有限公司 | A kind of rubber pad and stiffness tuning method of adjustable rigidity |
| CN109458426B (en) * | 2018-11-23 | 2024-05-24 | 中国船舶重工集团公司第七一九研究所 | Vibration isolator |
| CN211314932U (en) * | 2019-07-19 | 2020-08-21 | 中国船舶重工集团公司第七一九研究所 | Frequency conversion isolator |
-
2019
- 2019-08-23 CN CN201921388724.2U patent/CN211314932U/en active Active
- 2019-08-23 CN CN201910784644.7A patent/CN110594330A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594330A (en) * | 2019-07-19 | 2019-12-20 | 中国船舶重工集团公司第七一九研究所 | Frequency conversion isolator |
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| Publication number | Publication date |
|---|---|
| CN110594330A (en) | 2019-12-20 |
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