CN207334102U - A kind of electromechanical equipment sound and vibration integrates isolating device - Google Patents
A kind of electromechanical equipment sound and vibration integrates isolating device Download PDFInfo
- Publication number
- CN207334102U CN207334102U CN201721231100.0U CN201721231100U CN207334102U CN 207334102 U CN207334102 U CN 207334102U CN 201721231100 U CN201721231100 U CN 201721231100U CN 207334102 U CN207334102 U CN 207334102U
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- China
- Prior art keywords
- vibration
- raft frame
- damper
- acoustic hood
- connecting rack
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Abstract
The utility model provides a kind of electromechanical equipment sound and vibration and integrates isolating device, including hull pedestal, lower floor's damper, raft frame, connection transition boss, connecting rack, upper strata damper and acoustic hood；Raft frame with acoustic hood by coupling transition boss, connecting rack be connected fixation, fixation is connected with hull pedestal by lower floor's damper；Raft frame is connected and fixed by upper strata damper with electromechanical equipment.The utility model has the advantages that vibration isolation and sound insulation function are integrated, compact-sized, convenient for disassembly and assembly, reliability is high, environmental suitability is strong, vibration and the airborne noise transmission of ship equipment can effectively be suppressed, the popularization and application for ship vibration equipment noise abatement, airborne noise acoustic hood provide good solution route.
Description
Technical field
The utility model belongs to Control Technique of Vibration and Noise field, and more particularly to a kind of electromechanical equipment sound and vibration integrates isolation dress
Put.
Background technology
The a large amount of running devices arranged on ship, are the main sources of airborne noise in ship far-field noise and cabin, far field
The concealment of influence of noise ship, airborne noise influences work and the living environment of ship person in cabin.
The bang path of the resistance to laminate vibration-far field acoustic radiation of under-chassis vibration-seat vibration-for ship equipment, usually
Isolating technique, the vibrational energy transmission of relaxation equipment are carried out using buoyant raft, double-layer vibration isolating device or single-layer partiting polarization device.For
The cabin air noise that equipment triggers, sound insulation closure assembly can be used in the case where overall space allows；Airborne noise is being sealed
Roundtrip and absorbed inside the acoustic hood that closes through internal acoustic material, attenuating air noise acoustic wave energy.
The arrangement of isolation mounting and acoustic hood, is both needed to ship and totally provides the conditions such as corresponding space and weight.For envelope
Close, space is nervous, it is internal be disposed with numerous equipment, electric cabinet, pipeline, cable ship for, space it is reasonable using to closing weight
Will.Therefore, both isolation mounting and acoustic hood are individually arranged, can be brought the overall burden of bigger and be involved engineering, it is impossible to be cabin
Room air noise abatement and Noise and Vibration Control provide more advantages.At present, vibration isolation both domestic and external and sound arrester are equal
For independent design, can not meet the needs of sound and vibration isolation at the same time.
Utility model content
The purpose of this utility model is to provide integrated, the compact-sized sound and vibration of a kind of vibration isolation and sound insulation function integrate every
From device, which can effectively suppress vibration and the airborne noise of mechanical equipment, while save overall installation space, dismounting maintenance
It is convenient.
The technical scheme for implementing the utility model is as follows：
A kind of electromechanical equipment sound and vibration integrates isolating device, including hull pedestal, lower floor's damper, raft frame, connection transition are convex
Platform, connecting rack, upper strata damper and acoustic hood；
Raft frame with acoustic hood by coupling transition boss, connecting rack be connected fixation, pass through lower floor's damper and hull base
Seat connection is fixed；Raft frame is connected and fixed by upper strata damper with electromechanical equipment.
Further, connecting rack described in the utility model is " L+U " type structure, and the raft frame passes through with acoustic hood to be coupled
Transition boss, connecting rack connection are fixed as：The connection transition boss is weldingly fixed on raft frame, its upper surface passes through glue
Viscous rubber pad provides support for acoustic hood；The L-type face of the connecting rack is weldingly fixed on acoustic hood, and U-shaped bottom face is with coupling
Arrange that rubber pad is fixed by screw attachment between transition boss inner surface；Rubber pad is glued in connecting rack bottom by glue, branch
Support is in raft frame upper surface.
Further, raft frame shape described in the utility model is I-shaped that its side and lower surface are equipped with lightening hole.
The utility model raft frame, the installation for acoustic hood and electromechanical equipment provide platform, realize the isolating technique of equipment；Every
Acoustic shell, has good sound insulation property, helps to improve work and the living environment of ship person；The integrated joining profile of acoustic shell and raft frame
Formula, realizes that the vibration of mechanical equipment, airborne noise are isolated by integrated design, reduces and overall space requirement and weight are born
Load, reduce it is overall involve engineering, there is good sealing performance, sound insulation property, preferably meet use, the inspection of ship person
The convenience requirement repair, operate, open and inspect, reassembled, good solution way is provided with the application of airborne noise noise countermeasure for ship
Footpath, the airborne noise control that small space can be closed for ship provide effective application measure.
Beneficial effect
First, the utility model has good vibration isolation and sound insulation function integration, and reduce vibration and noise reducing work takes effect.
Vibration isolation raft frame is the mounting platform of acoustic hood, and vibration isolation raft frame upper surface provides good bottom lock for acoustic hood, further
Improve the sound insulation effect of acoustic hood；Acoustic hood for vibration isolation raft frame provides mass effect, it can be achieved that the lighting of raft frame at the same time,
The raising of vibration isolating effect is also beneficial at the same time.
Second, the utility model has preferable spatially integrate property.Acoustic hood is taken root on raft frame, and is set with raft frame guarantor's type
Meter, avoids still further wanting space to totality, to totally bring to involve engineering few.
3rd, the utility model has the function of good dismounting maintenance.Coupled between acoustic hood piecemeal by snap-type
It is fixed；Acoustic hood is consolidated with raft frame and coupled by the connecting rack and connection transition boss of " L+U " type structure, using less spiral shell
Nail can meet fixed requirement.Therefore sound proof box is convenient for disassembly and assembly, meets ship working service requirement.
4th, the utility model has the advantages that vibration isolation and sound insulation function is integrated, compact-sized, convenient for disassembly and assembly, reliability
Height, environmental suitability are strong, can effectively suppress vibration and the airborne noise transmission of ship equipment, be ship vibration equipment noise control
System, the popularization and application of airborne noise acoustic hood provide good solution route.
Brief description of the drawings
Fig. 1 is the positive view that the utility model sound and vibration integrates isolating device；
Fig. 2 is the sectional view that the utility model sound and vibration integrates isolating device；
Fig. 3 integrates isolating device external side view 1 for the utility model sound and vibration；
Fig. 4 positions the utility model sound and vibration integrates isolating device external side view 2.
Embodiment
Illustrate below in conjunction with the accompanying drawings and the utility model is described in more detail：
Embodiment 1, a kind of electromechanical equipment sound and vibration integrate isolating device, including：Hull pedestal 1, lower floor's damper 2, raft frame
3rd, transition boss 4, connecting rack 5, upper strata damper 6 and acoustic hood 8 are coupled, as shown in Figs 1-4.
Raft frame 3 with acoustic hood 8 by coupling transition boss 4, connecting rack 5 is connected fixation, pass through lower floor's damper 2 and ship
The connection of body pedestal 1 is fixed；Raft frame 3 is connected and fixed by upper strata damper 6 and electromechanical equipment 7.
Each group is described in detail into part below as follows：
(1) raft frame 3 is typically designed to I-shaped for more electromechanical equipments and the common mounting platform of acoustic hood 8,3 shape of raft frame
Type, usual 3 upper surface of raft frame are not provided with lightening hole to insulate against sound, and can be easy to the installation of electromechanical 7 equipment and acoustic hood 8, Er Qiebian
Possess enough installation, maintenances and operating space, and good sound insulation effect in each equipment of guarantee.
(2) upper strata damper 6 is the connection element of electromechanical equipment 7 and raft frame 3, is used to support the weight of electromechanical equipment 7, rises
To first order damping effect.
(3) lower floor's damper 2 for raft frame 3 and hull pedestal 1 connection element, be used to support electromechanical equipment 7, raft frame 3, every
The weight of acoustic shell 8, plays the role of second level vibration damping.
(4) acoustic hood 8 and 3 upper surface of raft frame are gone bail for type design, usually by babinet, flange mouth of pipe gasket, hasp,
Hand, shutter, axial flow blower, silencer, observation window, temperature display device etc. form, and babinet is sectional type, by taking between piecemeal
Button is connected and fixed.
(5) couple transition boss 4, be weldingly fixed on raft frame 3, upper surface is glued rubber pad by glue and carried for acoustic hood 8
For support, inner surface is fixed with 8 mounting bracket of acoustic hood by screw attachment.
(6) connecting rack 5, generally use " L+U " type structural shape, are weldingly fixed on acoustic hood 8 by L-type face, U-shaped
Bottom surface is fixed with coupling arrangement rubber pad between 4 inner surface of transition boss by screw attachment, and 5 bottom of connecting rack passes through glue
Viscous rubber pad, is supported on 3 upper surface of raft frame.
Specific installation step is as follows：
A. for 1 welded and installed of hull pedestal in the resistance to laminate of hull or bed board, mounting surface is generally arranged at a horizontal plane
On；
B. lower floor's damper 2 is connected by fixation with hull pedestal 1 by bolt；
C. the upper surface surrounding that transition boss 4 is welded on raft frame 3 is coupled, 4 upper surface of connection transition boss there need to be flatness
With roughness processing request；
D. raft frame 3 is connected fixation by bolt with lower floor damper 2, and fixation is connected with upper strata damper 6 by bolt；
E. mechanical equipment 7 is connected fixation by bolt with upper strata damper 6；
F. couple transition boss 4 to be welded and fixed with acoustic hood 8, the facade of connection transition boss 4 and bottom surface there need to be flatness
With roughness processing request；
G. acoustic hood 8 and connection transition boss 4, fixation is connected by screw with connection transition boss 4 and raft frame 3.
In conclusion the above is only the preferred embodiments of the present utility model only, the utility model is not intended to limit
Protection domain.Where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on, should all wrap
It is contained within the scope of protection of the utility model.
Claims (3)
1. a kind of electromechanical equipment sound and vibration integrates isolating device, it is characterised in that including hull pedestal (1), lower floor's damper (2),
Raft frame (3), connection transition boss (4), connecting rack (5), upper strata damper (6) and acoustic hood (8)；
Raft frame (3) with acoustic hood (8) by coupling transition boss (4), connecting rack (5) is connected fixation, pass through lower floor's damper
(2) it is connected fixation with hull pedestal (1)；Raft frame (3) is connected and fixed by upper strata damper (6) and electromechanical equipment (7).
2. electromechanical equipment sound and vibration integrates isolating device according to claim 1, it is characterised in that the connecting rack (5) is
" L+U " type structure, the raft frame (3) with acoustic hood (8) by coupling transition boss (4), connecting rack (5) is connected and is fixed as：
The connection transition boss (4) is weldingly fixed on raft frame (3), its upper surface is glued rubber pad by glue and carried for acoustic hood (8)
For support；The L-type face of the connecting rack (5) is weldingly fixed on acoustic hood (8), and U-shaped bottom face is with coupling in transition boss (4)
Arrange that rubber pad is fixed by screw attachment between surface；Rubber pad is glued in connecting rack (5) bottom by glue, is supported on raft frame
(3) upper surface.
3. electromechanical equipment sound and vibration integrates isolating device according to claim 1, it is characterised in that raft frame (3) shape is
I-shaped, its side and lower surface are equipped with lightening hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721231100.0U CN207334102U (en) | 2017-09-22 | 2017-09-22 | A kind of electromechanical equipment sound and vibration integrates isolating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721231100.0U CN207334102U (en) | 2017-09-22 | 2017-09-22 | A kind of electromechanical equipment sound and vibration integrates isolating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207334102U true CN207334102U (en) | 2018-05-08 |
Family
ID=62369738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721231100.0U Expired - Fee Related CN207334102U (en) | 2017-09-22 | 2017-09-22 | A kind of electromechanical equipment sound and vibration integrates isolating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207334102U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504329A (en) * | 2017-09-22 | 2017-12-22 | 中国船舶重工集团公司第七〇九研究所 | A kind of electromechanical equipment sound and vibration integrates isolating device |
-
2017
- 2017-09-22 CN CN201721231100.0U patent/CN207334102U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504329A (en) * | 2017-09-22 | 2017-12-22 | 中国船舶重工集团公司第七〇九研究所 | A kind of electromechanical equipment sound and vibration integrates isolating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20190922 |