CN111442061A - Vibration isolation device for conformal array sonar receiving array - Google Patents
Vibration isolation device for conformal array sonar receiving array Download PDFInfo
- Publication number
- CN111442061A CN111442061A CN202010342599.2A CN202010342599A CN111442061A CN 111442061 A CN111442061 A CN 111442061A CN 202010342599 A CN202010342599 A CN 202010342599A CN 111442061 A CN111442061 A CN 111442061A
- Authority
- CN
- China
- Prior art keywords
- vibration isolation
- isolator
- mounting plate
- array
- vibration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B49/00—Arrangements of nautical instruments or navigational aids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/521—Constructional features
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- Ocean & Marine Engineering (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
The invention provides a vibration isolation device for a conformal array sonar receiving array, which comprises an upper vibration isolation unit and a lower vibration isolation unit, wherein the upper vibration isolation unit consists of a flip plate and an upper vibration isolator, the lower vibration isolation unit is a lower vibration isolator, the upper vibration isolator and the lower vibration isolator consist of an upper mounting plate, an interlayer rubber and a lower mounting plate, bolt holes are formed in two sides of the upper mounting plate and two sides of the lower mounting plate, the upper vibration isolator is inverted, the upper mounting plate is in threaded connection with the flip plate, the flip plate is in threaded connection with a boat body, the lower mounting plate is in threaded connection with an upper mounting flange surface of the conformal array sonar receiving array, the upper mounting plate of the lower vibration isolator is in threaded connection with a lower mounting flange surface of the conformal array. The invention carries out optimization design on the aspects of material collocation, device structure and parameter design, and can meet the design index requirements of vibration reduction effect, swing amplitude and the like through simulation calculation.
Description
Technical Field
The invention belongs to the technical field of vibration reduction and noise reduction, and particularly relates to a conformal array sonar receiving array vibration isolation device.
Background
At present, the conformal array sonar is firstly developed and used in the field of ships in China, the conformal array sonar has the capabilities of detecting, positioning, identifying, underwater acoustic communication and the like of an underwater acoustic target in the ship heading direction, and in order to ensure the performance index of the conformal array sonar, a device meeting the requirement of vibration reduction in the bandwidth of the conformal array needs to be manufactured, and the following problems mainly exist in common vibration isolators:
1) under the environmental conditions of ship rolling, pitching, rolling and pitching, the swing amplitude of the conformal array sonar receiving array in the horizontal and vertical directions needs to be reduced as much as possible, so that the rigidity of the vibration isolator needs to be improved, the rigidity and the vibration damping performance of the vibration isolation device are contradictory, and the relationship between the rigidity and the vibration damping performance of the vibration isolation device is difficult to balance;
2) the vibration isolation device can cause deformation and large stress under the underwater large-depth environment, and the safety of the vibration isolation device is difficult to ensure;
3) the common vibration isolator structure is easy to deform in the transverse direction, and the static rigidity is difficult to improve in the longitudinal/vertical direction under the condition that the vertical rigidity is not reduced.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a conformal array sonar receiving array vibration isolation device aiming at the existing problems, wherein the external dimension of a single vibration isolator can be designed to be minimum under the condition of ensuring to obtain the best performance.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a conformal array sonar reception array vibration isolation device, its characterized in that, includes vibration isolation unit and lower vibration isolation unit, it comprises flip-chip board and last isolator to go up the vibration isolation unit, the vibration isolation unit is isolator down, upper and lower isolator comprises last mounting panel, intermediate layer rubber and lower mounting panel, the both sides of upper and lower mounting panel all are equipped with the bolt hole, go up the isolator and invert, go up the mounting panel on it with flip-chip board spiro union, flip-chip board and hull looks spiro union, its lower mounting panel and conformal array sonar reception array's last mounting flange looks spiro union, the last mounting panel of lower isolator and conformal array sonar reception array's lower mounting flange looks spiro union, its lower mounting panel and hull looks spiro union.
According to the scheme, the upper mounting plate and the lower mounting plate are iron plates and are integrally vulcanized with the interlayer rubber.
According to the scheme, the bottom surface of the upper mounting plate is provided with the welding port-shaped frame, and the top surface of the lower mounting plate is provided with the welding port-shaped support.
According to the scheme, the center of the lower mounting plate is provided with a plurality of through holes at uniform intervals, and the through holes are filled with columnar metal frameworks.
According to the scheme, the interlayer rubber is nitrile rubber with the hardness of more than 65 degrees, the thickness of the interlayer rubber is less than 40mm, and the overall height of the upper vibration isolator and the lower vibration isolator is less than 80 mm.
According to the scheme, the hardness of the interlayer rubber is more than 75 degrees.
According to the scheme, the inverted plate is of a concave plate structure, lugs on two sides of the inverted plate are in threaded connection with the boat body, and the upper vibration isolator is arranged in the groove of the inverted plate.
According to the scheme, the number of the through holes is 4, and the diameter of the through holes is 20 mm.
The invention has the beneficial effects that: the vibration isolation device for the conformal array sonar receiving array is provided, a novel double-plate rubber vibration isolation structure is provided, and the structural form in the deep sea environment is designed; the compression shear type rubber vibration isolator structure is used, the vibration isolation and stabilization effects are good, and deformation in all directions is converted into shear deformation or compression deformation; the lower mounting plate is provided with the holes, so that the vertical rigidity can be obviously reduced, and the transverse/vertical rigidity ratio is improved; the framework is embedded in the hole of the lower mounting plate, and after the die is pulled out, part of rubber is removed, so that the vertical rigidity is adjusted in a small range to further optimize the vertical ratio; the product structure and the material have strong adaptability and universality, and the conditions of different static and dynamic rigidity requirements can be met by changing the structural parameters such as the support clearance, the support height, the number of holes and the like.
Drawings
FIG. 1 is a schematic illustration of an installation of one embodiment of the present invention.
Fig. 2 is a schematic structural view of the upper and lower vibration isolators in accordance with an embodiment of the present invention.
Fig. 3 is an installation view of an upper vibration isolating unit according to an embodiment of the present invention.
Figure 4 is a schematic view of a finite element model of the vibration isolator according to one embodiment of the present invention.
Fig. 5 is a structural view illustrating upper and lower mounting plates of the vibration isolator according to one embodiment of the present invention.
Detailed Description
For a better understanding of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings and examples.
As shown in fig. 1-3, a vibration isolation device for a conformal array sonar receiving array comprises an upper vibration isolation unit 1 and a lower vibration isolation unit 2, wherein the upper vibration isolation unit is composed of a flip-chip plate 3 and an upper vibration isolator, the lower vibration isolation unit is a lower vibration isolator, the upper vibration isolator and the lower vibration isolator are composed of an upper mounting plate 4, an interlayer rubber 5 and a lower mounting plate 6, bolt holes are formed in two sides of the upper mounting plate and the lower mounting plate, the upper vibration isolator is inverted, the upper mounting plate is in threaded connection with the flip-chip plate, the inverted plate is in threaded connection with a boat body 7, the lower mounting plate is in threaded connection with an upper mounting flange surface of the conformal array sonar receiving array 8, the upper mounting plate of the lower vibration isolator is in threaded connection with a lower mounting flange surface of.
The inverted plate is of a concave plate structure, lugs on two sides are in threaded connection with the hull, and the upper vibration isolator is arranged in a groove of the inverted plate. The upper vibration isolator adopts an inverted mode, so that the upper vibration isolator is always in a compression state, and the vibration isolation function is realized.
The upper mounting plate and the lower mounting plate are made of iron plates and integrally vulcanized with the interlayer rubber, the stress of the vibration isolator is uniformly distributed in the rubber layer, and the interlayer rubber has the characteristics of large damping, low natural frequency and the like and can effectively inhibit the amplitude during resonance.
As shown in fig. 5, a welding port-shaped frame 9 is arranged on the bottom surface of the upper mounting plate, a welding port-shaped support 10 is arranged on the top surface of the lower mounting plate, a plurality of through holes 11 are uniformly arranged at intervals in the center position of the lower mounting plate, column-shaped metal frameworks 12 are filled in the through holes, the number of the through holes is 4, and the diameter of the through holes is 20 mm. In the compression deformation process, the whole vibration isolator keeps compression, and the compression deformation is converted into shear deformation in two square enveloping areas of the upper mounting plate and the lower mounting plate; in the transverse or longitudinal deformation process, the deformation characteristics of the two square-shaped enveloping areas are converted from shear deformation to compression deformation, and the area of the enveloping area can be changed by adjusting the height H of the support and the enveloping gap G; meanwhile, a metal framework is arranged in the through hole of the lower mounting plate, and after the die is pulled out, part of rubber is removed, so that the vertical rigidity is adjusted in a small range, and the vertical-vertical ratio is further optimized.
As shown in FIG. 4, the rubber is nitrile rubber with hardness greater than 65 degrees, the height D is less than 80mm (the rubber thickness is less than 40mm) of the specification of the vibration isolator, or any sandwich rubber vibration isolator with hardness greater than 75 degrees can meet the requirement of the stiffness interval of [2 × 107,3 × 108] N/m.
The above description is only for the preferred embodiment of the present invention, and it is needless to say that the scope of the present invention is not limited by this, and therefore, the present invention is still protected by the equivalent changes made in the claims of the present invention.
Claims (8)
1. The utility model provides a conformal array sonar reception array vibration isolation device, its characterized in that, includes vibration isolation unit and lower vibration isolation unit, it comprises flip-chip board and last isolator to go up the vibration isolation unit, the vibration isolation unit is isolator down, upper and lower isolator comprises last mounting panel, intermediate layer rubber and lower mounting panel, the both sides of upper and lower mounting panel all are equipped with the bolt hole, go up the isolator and invert, go up the mounting panel on it with flip-chip board spiro union, flip-chip board and hull looks spiro union, its lower mounting panel and conformal array sonar reception array's last mounting flange looks spiro union, the last mounting panel of lower isolator and conformal array sonar reception array's lower mounting flange looks spiro union, its lower mounting panel and hull looks spiro union.
2. The apparatus according to claim 1, wherein the upper and lower mounting plates are iron plates, and are integrally vulcanized with the interlayer rubber.
3. The apparatus of claim 2, wherein the upper mounting plate has a frame shaped as a welded port on a bottom surface thereof and the lower mounting plate has a frame shaped as a welded port on a top surface thereof.
4. The vibration isolation device for the conformal array sonar receiving array according to claim 3, wherein a plurality of through holes are formed in the center of the lower mounting plate at regular intervals, and cylindrical metal frameworks are filled in the through holes.
5. The device for isolating the conformal array sonar receiving array according to claim 1, 2 or 4, wherein the interlayer rubber is nitrile rubber with hardness greater than 65 degrees, the thickness of the interlayer rubber is less than 40mm, and the overall height of the upper and lower vibration isolators is less than 80 mm.
6. The apparatus according to claim 1, 2 or 4, wherein the hardness of the sandwiched rubber is greater than 75 degrees.
7. The vibration isolation device for the conformal array sonar receiving array according to claim 1 or 4, wherein the inverted plate is of a concave plate structure, lugs on two sides of the inverted plate are in threaded connection with the submarine body, and the upper vibration isolator is arranged in a groove of the inverted plate.
8. The apparatus according to claim 4, wherein the number of the through holes is 4, and the diameter of the through holes is 20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010342599.2A CN111442061A (en) | 2020-04-27 | 2020-04-27 | Vibration isolation device for conformal array sonar receiving array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010342599.2A CN111442061A (en) | 2020-04-27 | 2020-04-27 | Vibration isolation device for conformal array sonar receiving array |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111442061A true CN111442061A (en) | 2020-07-24 |
Family
ID=71654647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010342599.2A Pending CN111442061A (en) | 2020-04-27 | 2020-04-27 | Vibration isolation device for conformal array sonar receiving array |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111442061A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116331456A (en) * | 2023-03-17 | 2023-06-27 | 中国科学院声学研究所 | A broadside array subassembly for unmanned submarine |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2147660A (en) * | 1936-12-05 | 1939-02-21 | Julian S Loewus | Vibration dampener |
| US4067525A (en) * | 1976-11-18 | 1978-01-10 | Bushings, Inc. | Resilient mounting |
| US5130948A (en) * | 1989-03-16 | 1992-07-14 | Gunther Laukien | Method and apparatus for reducing acoustic emission from submerged submarines |
| US5265552A (en) * | 1991-09-20 | 1993-11-30 | Taylor Devices, Inc. | Shock and vibration isolator for member mounted on submerged body |
| CN1191003A (en) * | 1995-07-21 | 1998-08-19 | 美国3M公司 | Modular damper and structure with this damper |
| DE10156711A1 (en) * | 2001-10-08 | 2003-04-30 | Hoermann Kg Antriebstechnik | Drive mechanism with fixture consists of connecting element with two rigid fixture parts joined at ends and possessing threaded shafts or holes |
| CN1576223A (en) * | 2003-06-25 | 2005-02-09 | 因温特奥股份公司 | Fastening element for elevator guide rails |
| DE102004027904A1 (en) * | 2004-06-09 | 2005-12-29 | Basf Ag | Spring structure comprises a bearing with a hollow elastic bearing element which is preloaded in both radial and axial directions |
| CN201025291Y (en) * | 2007-03-22 | 2008-02-20 | 王凡 | Pressure cutting compound rubber vibration separation suspending frame |
| CN203691794U (en) * | 2013-11-29 | 2014-07-02 | 中国庆华能源集团有限公司 | Control module assembly |
| CN203892448U (en) * | 2013-12-24 | 2014-10-22 | 北京橡胶工业研究设计院 | Rubber shock absorption product with built-in UHMWPE (Ultra-High Molecular Weight Polyethylene) framework |
| CN204123918U (en) * | 2014-09-11 | 2015-01-28 | 东风小康汽车有限公司重庆分公司 | New vehicle suspension bump rubber |
| CN105317898A (en) * | 2014-05-27 | 2016-02-10 | 泰州市罡杨橡塑有限公司 | Rubber spring |
| JP2016138625A (en) * | 2015-01-29 | 2016-08-04 | 東洋ゴム工業株式会社 | Anti-vibration device |
| CN106015419A (en) * | 2016-06-08 | 2016-10-12 | 株洲时代新材料科技股份有限公司 | Sawtooth-shaped rubber pad for railway vehicles and rigidity adjustment method thereof |
| CN207826497U (en) * | 2018-02-05 | 2018-09-07 | 大连锦达数据技术发展有限公司 | A kind of anti-vibration structure of voyage data recorder of ship |
| CN108674175A (en) * | 2018-06-20 | 2018-10-19 | 重庆市涪陵区李渡星耀橡塑有限公司 | A kind of automobile radiators beam |
| CN111022573A (en) * | 2019-11-26 | 2020-04-17 | 苏州乐仪智能科技有限公司 | Protective device of thermometer temperature controller |
-
2020
- 2020-04-27 CN CN202010342599.2A patent/CN111442061A/en active Pending
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2147660A (en) * | 1936-12-05 | 1939-02-21 | Julian S Loewus | Vibration dampener |
| US4067525A (en) * | 1976-11-18 | 1978-01-10 | Bushings, Inc. | Resilient mounting |
| US5130948A (en) * | 1989-03-16 | 1992-07-14 | Gunther Laukien | Method and apparatus for reducing acoustic emission from submerged submarines |
| US5265552A (en) * | 1991-09-20 | 1993-11-30 | Taylor Devices, Inc. | Shock and vibration isolator for member mounted on submerged body |
| CN1191003A (en) * | 1995-07-21 | 1998-08-19 | 美国3M公司 | Modular damper and structure with this damper |
| DE10156711A1 (en) * | 2001-10-08 | 2003-04-30 | Hoermann Kg Antriebstechnik | Drive mechanism with fixture consists of connecting element with two rigid fixture parts joined at ends and possessing threaded shafts or holes |
| CN1576223A (en) * | 2003-06-25 | 2005-02-09 | 因温特奥股份公司 | Fastening element for elevator guide rails |
| DE102004027904A1 (en) * | 2004-06-09 | 2005-12-29 | Basf Ag | Spring structure comprises a bearing with a hollow elastic bearing element which is preloaded in both radial and axial directions |
| CN201025291Y (en) * | 2007-03-22 | 2008-02-20 | 王凡 | Pressure cutting compound rubber vibration separation suspending frame |
| CN203691794U (en) * | 2013-11-29 | 2014-07-02 | 中国庆华能源集团有限公司 | Control module assembly |
| CN203892448U (en) * | 2013-12-24 | 2014-10-22 | 北京橡胶工业研究设计院 | Rubber shock absorption product with built-in UHMWPE (Ultra-High Molecular Weight Polyethylene) framework |
| CN105317898A (en) * | 2014-05-27 | 2016-02-10 | 泰州市罡杨橡塑有限公司 | Rubber spring |
| CN204123918U (en) * | 2014-09-11 | 2015-01-28 | 东风小康汽车有限公司重庆分公司 | New vehicle suspension bump rubber |
| JP2016138625A (en) * | 2015-01-29 | 2016-08-04 | 東洋ゴム工業株式会社 | Anti-vibration device |
| CN106015419A (en) * | 2016-06-08 | 2016-10-12 | 株洲时代新材料科技股份有限公司 | Sawtooth-shaped rubber pad for railway vehicles and rigidity adjustment method thereof |
| CN207826497U (en) * | 2018-02-05 | 2018-09-07 | 大连锦达数据技术发展有限公司 | A kind of anti-vibration structure of voyage data recorder of ship |
| CN108674175A (en) * | 2018-06-20 | 2018-10-19 | 重庆市涪陵区李渡星耀橡塑有限公司 | A kind of automobile radiators beam |
| CN111022573A (en) * | 2019-11-26 | 2020-04-17 | 苏州乐仪智能科技有限公司 | Protective device of thermometer temperature controller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116331456A (en) * | 2023-03-17 | 2023-06-27 | 中国科学院声学研究所 | A broadside array subassembly for unmanned submarine |
| CN116331456B (en) * | 2023-03-17 | 2023-11-24 | 中国科学院声学研究所 | A broadside array subassembly for unmanned submarine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107416167B (en) | Boats and ships host computer damping base | |
| CN103363011A (en) | Metal spring steel wire rope liquid damping vibration isolator | |
| CN111442061A (en) | Vibration isolation device for conformal array sonar receiving array | |
| CN210565943U (en) | Shock insulation limiter for ship power system | |
| CN110984392A (en) | Nested multifunctional shock insulation rubber support | |
| CN201013820Y (en) | Rubber shock absorber | |
| CN103352957A (en) | Vertical-type plate rack vibration isolation base | |
| CN212536538U (en) | Integral self-attached anti-swing vertical three-dimensional shock isolation system | |
| CN107628193B (en) | A kind of vibration damping buoyant raft raft stand | |
| CN203257971U (en) | Three-way metal rubber vibration isolator and array thereof | |
| CN2581320Y (en) | Fixed guide tube support type marine platform vibration isolating device | |
| CN206319308U (en) | The damping device of ocean platform floating support mounting | |
| KR101467012B1 (en) | Dynamic vibration absorber for pump using rubber mount | |
| CN201170283Y (en) | Shock insulation apparatus | |
| CN209354571U (en) | A kind of New Type Vibration Isolator Using | |
| CN206233090U (en) | Bridge vibration damping holder | |
| CN203627643U (en) | Mechanical vibration isolation platform with periodic structure effect | |
| CN210316055U (en) | High-performance composite shock isolator | |
| CN213511893U (en) | Supporting base for railway communication machine room equipment | |
| CN202523537U (en) | Marine transformer and shock absorber connecting device | |
| CN201746744U (en) | Damping spring split support structure with slope compensation function | |
| CN113883223A (en) | Elastic support limiting device of heavy module of ocean structure | |
| CN108644280B (en) | Buffering device for limiting | |
| CN114033065A (en) | Multifunctional device for isolating vibration and noise | |
| CN207009636U (en) | The rigidity buffer shock-absorbing antenna chassis such as one kind |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200724 |
|
| RJ01 | Rejection of invention patent application after publication |