CN109236943A - A kind of vibration reducing and connecting structure and the aircraft with it - Google Patents
A kind of vibration reducing and connecting structure and the aircraft with it Download PDFInfo
- Publication number
- CN109236943A CN109236943A CN201811341671.9A CN201811341671A CN109236943A CN 109236943 A CN109236943 A CN 109236943A CN 201811341671 A CN201811341671 A CN 201811341671A CN 109236943 A CN109236943 A CN 109236943A
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- China
- Prior art keywords
- support
- holes
- elastic bumps
- vibration
- elastic
- 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.)
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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
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/14—Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens accessories therefor, e.g. pressure sensors, water deflectors, hinges, seals, handles, latches, windscreen wipers
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The application belongs to aircraft vibration-proof structure design field, and in particular to a kind of vibration reducing and connecting structure, comprising: supporting element has support chamber thereon, and support cavity wall face offers support through holes vertically;Vibration-damped component is arranged in support through holes, is fixedly connected with supporting element, has elastomeric element, and along support through holes elastic deformation can axially occur for elastomeric element;Connector is axially arranged along support through holes, and with connecting pin and vibration damping end, vibration damping end is connect with elastomeric element.In addition, further relating to a kind of aircraft with above-mentioned vibration reducing and connecting structure.
Description
Technical field
The application belongs to aircraft vibration-proof structure design field, and in particular to a kind of vibration reducing and connecting structure and with its
Aircraft.
Background technique
Currently, cabin interior trim mostly uses the form of bolt or quick-release screw directly to carry out installing rigidly, using the above peace
Dress mode cabin interior trim in aircraft high vibration, can participate in the vibration transmitting of aircraft, occur it is violent follow vibration, generation is made an uproar
Sound, or even since violent mutual collision causes the connector of cabin interior trim and interior trim and aircraft part to be damaged destruction, it is above-mentioned to lack
It falls into and is especially affected by it especially prominent in the nacelle top of helicopter since it is close to dynamic components such as main paddle, retarders.
Thus, it is desirable to have a kind of technical solution overcomes or at least mitigates at least one drawbacks described above of the prior art.
Summary of the invention
The purpose of the application is to provide a kind of vibration reducing and connecting structure and the aircraft with it, with overcome or alleviated by it is above-mentioned at least
The defect of one side.
The technical solution of the application is:
On the one hand a kind of vibration reducing and connecting structure is provided, comprising:
Supporting element, has support chamber thereon, and support cavity wall face offers support through holes vertically;
Vibration-damped component is arranged in support through holes, is fixedly connected with supporting element, has elastomeric element, elastomeric element being capable of edge
Elastic deformation axially occurs for support through holes;
Connector is axially arranged along support through holes, and with connecting pin and vibration damping end, vibration damping end is connect with elastomeric element.
According at least one embodiment of the application, supporting element includes support plate, and one side surface is recessed to opposite side
It falls into and forms support chamber.
According at least one embodiment of the application, vibration-damped component includes:
First fixed shell, is fixedly connected with supporting element, and the surface far from supporting element side is recessed to supporting element direction,
The first fixed swage is formed, the first fixed swage enters support chamber through support through holes;
First rubber bowl is arranged in the first fixed swage, and outside wall surface is bonded with the first fixed swage inner wall, bottom
Face is axial to its rim of a bowl direction protrusion along support through holes, forms the first elastic bumps;
Elastomeric element includes the first elastic bumps;
Vibration damping end is connect with the first elastic bumps.
According at least one embodiment of the application, supporting element further includes having:
Second fixed shell is fixedly connected with the first fixed shell, and the surface close to the first fixed shell side is to remote
It is recessed to form the second fixed swage from the first fixed housing direction, the second fixed swage wall surface axially offers the along support through holes
Two fixed holes;
Second rubber bowl is arranged in the second fixed swage, and outside wall surface is bonded with the second fixed swage inner wall, bottom
Face is axial to its rim of a bowl direction protrusion along support through holes, forms the second elastic bumps, the second elastic bumps and the first elastic bumps
It abuts;
Elastomeric element further includes having the second elastic bumps;
Vibration damping end passes through the second fixed hole and connect with the second elastic bumps.
According at least one embodiment of the application, it is solid that the first fixed swage wall surface axially offers first along support through holes
Determine through-hole;
First elastic bumps wall surface axially offers the first elastic through-hole along support through holes;
Second elastic bumps wall surface axially offers the second elastic through-hole, the second elastic through-hole and the first bullet along support through holes
Property through-hole is connected to form resilient channels;
Connector includes:
Connecting shaft, one end are connecting pin, and the other end is vibration damping end;
Attachment screw, top are threadedly engaged with vibration damping end across resilient channels and connect.
According at least one embodiment of the application, connector further includes having attachment spacers, is arranged in the first elastic bumps
Between attachment screw.
According at least one embodiment of the application, elastomeric element further includes having the first elastomeric pad, is arranged in the first bullet
Property protrusion and the second elastic bumps between.
According at least one embodiment of the application, the first gasket is fixedly connected with the first elastic bumps;
Elastomeric element further includes having the second elastomeric pad, is arranged between the first elastomeric pad and the second elastic bumps, and
It is fixedly connected with the second elastic bumps.
According at least one embodiment of the application, the surface of the first fixed shell and the second fixed shell and supporting element leads to
Multiple bolts are crossed to be fixedly connected.
On the other hand a kind of aircraft is provided, there is cabin and cabin interior trim, including any above-mentioned vibration reducing and connecting structure,
In,
Support plate is bolted with nacelle interior wall;
Connecting shaft connecting pin is bolted with cabin interior trim.
At least there are following advantageous effects in the application: providing a kind of vibration reducing and connecting structure, and a kind of with upper
The aircraft for stating vibration reducing and connecting structure realizes machine by the way that cabin interior trim is mounted on nacelle interior wall to above-mentioned vibration reducing and connecting structure
Flexible connection between cabin interior trim and cabin, elastic shape occurs during cabin wall surface shakes for the elastomeric element in vibration-damped component thereon
Become, weakens the vibration of the random bulkhead face of cabin interior trim with this.
Detailed description of the invention
Fig. 1 is the outline drawing of vibration reducing and connecting structure provided by the embodiments of the present application;
Fig. 2 is the assembling schematic diagram of vibration reducing and connecting structure provided by the embodiments of the present application.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related application, rather than the restriction to this application.It also should be noted that in order to
Convenient for description, part relevant to the application is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It should be noted that in the description of the present application, term " center ", "upper", "lower", "left", "right", "vertical",
The direction of the instructions such as "horizontal", "inner", "outside" or the term of positional relationship are direction based on the figure or positional relationship, this
It is intended merely to facilitate description, rather than indication or suggestion described device or element must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second ", " third " are only used
In description purpose, it is not understood to indicate or imply relative importance.
In addition it is also necessary to explanation, in the description of the present application unless specifically defined or limited otherwise, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.To those skilled in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in the application.
1 to Fig. 2 the application is described in further details with reference to the accompanying drawing.
On the one hand a kind of vibration reducing and connecting structure is provided, comprising:
Supporting element, has support chamber thereon, and support cavity wall face offers support through holes vertically;
Vibration-damped component is arranged in support through holes, is fixedly connected with supporting element, has elastomeric element, elastomeric element being capable of edge
Elastic deformation axially occurs for support through holes;
Connector is axially arranged along support through holes, and with connecting pin and vibration damping end, vibration damping end is connect with elastomeric element.
In some alternative embodiments, supporting element includes support plate 1, and one side surface is recessed to be formed to opposite side
Support chamber.
In some alternative embodiments, vibration-damped component includes: the first fixed shell 2, is fixedly connected with supporting element, separate
The surface of supporting element side is recessed to supporting element direction, forms the first fixed swage, and the first fixed swage enters through support through holes
Support chamber;First rubber bowl 3 is arranged in the first fixed swage, and outside wall surface is bonded with the first fixed swage inner wall, bottom
Face is axial to its rim of a bowl direction protrusion along support through holes, forms the first elastic bumps;Elastomeric element includes the first elastic bumps;Subtract
Vibration end is connect with the first elastic bumps.
In some alternative embodiments, supporting element further includes having: the second fixed shell 4, fixed with the first fixed shell 2
Connection, the table close to the first fixed 2 side of shell are recessed to form the second anchor away from the first fixed 2 direction of shell
It falls into, the second fixed swage wall surface axially offers the second fixed hole along support through holes;Second rubber bowl 5, setting are solid second
In fixed recess, outside wall surface is bonded with the second fixed swage inner wall, and bottom surface is axial convex to its rim of a bowl direction along support through holes
It rises, forms the second elastic bumps, the second elastic bumps are abutted with the first elastic bumps;Elastomeric element further includes having the second elasticity convex
It rises;Vibration damping end passes through the second fixed hole and connect with the second elastic bumps.
In some alternative embodiments, it is fixed logical axially to offer first along support through holes for the first fixed swage wall surface
Hole;First elastic bumps wall surface axially offers the first elastic through-hole along support through holes;Second elastic bumps wall surface is logical along support
Hole axially offers the second elastic through-hole, and the second elastic through-hole is connected to form resilient channels with the first elastic through-hole;Connector packet
Include: connecting shaft 6, one end are connecting pin, and the other end is vibration damping end;Attachment screw 7, top pass through resilient channels and vibration damping
End is threadedly engaged connection.
In some alternative embodiments, connector further includes having attachment spacers 8, setting the first elastic bumps with connect
Between screw 7.
In some alternative embodiments, elastomeric element further includes having the first elastomeric pad 9, is arranged in the first elastic bumps
Between the second elastic bumps.
In some alternative embodiments, the first gasket 1 is fixedly connected with the first elastic bumps;Elastomeric element further includes having
Second elastomeric pad 10 is arranged between the first elastomeric pad 9 and the second elastic bumps, and fixes and connect with the second elastic bumps
It connects.
In some alternative embodiments, the surface of the first fixed shell 2 and the second fixed shell 4 and supporting element passes through more
A bolt 11 is fixedly connected.
In some alternative embodiments, the first fixed shell 2, the first rubber bowl 3 and the integrated sulphur of the first elastomeric pad 9
Chemical conversion type;Second fixed shell 4, the second rubber bowl 5 and the molding of the second elastomeric pad integrated vulcanizing.
In above-mentioned vibration-reducing connecting part, the first rubber bowl 3 and the second rubber bowl 5 have high resiliency and viscoelasticity, can produce
Raw damping force, the vibration that nacelle interior wall transmits is absorbed before being transferred to cabin interior trim, and the first elasticity of elastomeric element
Protrusion and the second elastic bumps, can either occur axial deformation, radial deformation can also occur, can be realized multi-direction vibration damping.
On the other hand a kind of aircraft is provided, there is cabin and cabin interior trim, including such as any above-mentioned vibration reducing and connecting structure,
Wherein,
Support plate 1 is bolted with nacelle interior wall;
6 connecting pin of connecting shaft is bolted with cabin interior trim.
So far, it has been combined preferred embodiment shown in the drawings and describes the technical solution of the application, still, this field
Technical staff is it is easily understood that the protection scope of the application is expressly not limited to these specific embodiments.Without departing from this
Under the premise of the principle of application, those skilled in the art can make equivalent change or replacement to the relevant technologies feature, these
Technical solution after change or replacement is fallen within the protection scope of the application.
Claims (10)
1. a kind of vibration reducing and connecting structure characterized by comprising
Supporting element has support chamber thereon, and the support cavity wall face offers support through holes vertically;
Vibration-damped component is arranged in the support through holes, is fixedly connected with the supporting element, has elastomeric element, the elastic portion
Along the support through holes elastic deformation can axially occur for part;
Connector is axially arranged along the support through holes, with connecting pin and vibration damping end, the vibration damping end and the elastic portion
Part connection.
2. vibration reducing and connecting structure according to claim 1, which is characterized in that the supporting element includes support plate (1), one
Side surface is recessed to form the support chamber to opposite side.
3. vibration reducing and connecting structure according to claim 1, which is characterized in that the vibration-damped component includes:
First fixed shell (2), are fixedly connected with the supporting element, and the surface far from the supporting element side is to the support
Part direction recess, forms the first fixed swage, and first fixed swage enters the support chamber through the support through holes;
First rubber bowl (3) is arranged in first fixed swage, outside wall surface and the first fixed swage inner wall face paste
It closes, bottom surface is axial to its rim of a bowl direction protrusion along the support through holes, forms the first elastic bumps;
The elastomeric element includes first elastic bumps;
The vibration damping end is connect with first elastic bumps.
4. vibration reducing and connecting structure according to claim 2, which is characterized in that the supporting element further includes having:
Second fixed shell (4) are fixedly connected with described first fixed shell (2), close to the described first fixed shell (2) one
The table of side is recessed to form the second fixed swage away from described first fixed shell (2) direction, the second fixed swage wall
Face axially offers the second fixed hole along the support through holes;
Second rubber bowl (5) is arranged in second fixed swage, outside wall surface and the second fixed swage inner wall face paste
It closes, bottom surface is axial to its rim of a bowl direction protrusion along the support through holes, forms the second elastic bumps, second elastic bumps
It is abutted with first elastic bumps;
The elastomeric element further includes having the second elastic bumps;
The vibration damping end passes through second fixed hole and connect with second elastic bumps.
5. vibration reducing and connecting structure according to claim 4, which is characterized in that
The first fixed swage wall surface axially offers the first fixed hole along the support through holes;
The first elastic bumps wall surface axially offers the first elastic through-hole along the support through holes;
The second elastic bumps wall surface axially offers the second elastic through-hole, the described second elastic through-hole along the support through holes
It is connected to form resilient channels with the described first elastic through-hole;
The connector includes:
Connecting shaft (6), one end are the connecting pin, and the other end is the vibration damping end;
Attachment screw (7), top are threadedly engaged with the vibration damping end across the resilient channels and connect.
6. vibration reducing and connecting structure according to claim 5, which is characterized in that the connector further includes having attachment spacers
(8), it is arranged between first elastic bumps and the attachment screw (7).
7. vibration reducing and connecting structure according to claim 6, which is characterized in that the elastomeric element further includes having the first elasticity
Gasket (9) is arranged between first elastic bumps and second elastic bumps.
8. vibration reducing and connecting structure according to claim 7, which is characterized in that
First gasket (1) is fixedly connected with first elastic bumps;
The elastomeric element further includes having the second elastomeric pad (10), is arranged in first elastomeric pad (9) and described second
Between elastic bumps, and it is fixedly connected with second elastic bumps.
9. vibration reducing and connecting structure according to claim 8, which is characterized in that first fixed shell (2) and described the
Two fixed shell (4) and the surface of the supporting element are fixedly connected by multiple bolts (11).
10. a kind of aircraft has cabin and cabin interior trim, which is characterized in that including the vibration damping as described in claim 1-9 is any
Connection structure, wherein
Support plate (1) is bolted with the nacelle interior wall;
Connecting shaft (6) connecting pin is bolted with the cabin interior trim.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811341671.9A CN109236943B (en) | 2018-11-12 | 2018-11-12 | Vibration reduction connecting structure and airplane with same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811341671.9A CN109236943B (en) | 2018-11-12 | 2018-11-12 | Vibration reduction connecting structure and airplane with same |
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Publication Number | Publication Date |
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CN109236943A true CN109236943A (en) | 2019-01-18 |
CN109236943B CN109236943B (en) | 2020-10-23 |
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CN201811341671.9A Active CN109236943B (en) | 2018-11-12 | 2018-11-12 | Vibration reduction connecting structure and airplane with same |
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Citations (6)
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---|---|---|---|---|
CN201696543U (en) * | 2010-05-10 | 2011-01-05 | 艾默生网络能源有限公司 | Damping fixing device |
JP2011047497A (en) * | 2009-08-28 | 2011-03-10 | Daikyonishikawa Corp | Structure mounting structure using grommet |
CN205842548U (en) * | 2016-07-31 | 2016-12-28 | 开县中科生产力促进中心 | Seat fixed by Effective Anti vibration shape light fixture |
US20170240015A1 (en) * | 2016-02-19 | 2017-08-24 | Mando Corporation | Bumper rubber for shock absorber |
CN207311024U (en) * | 2017-09-29 | 2018-05-04 | 安徽鼎封橡胶减震技术有限公司 | A kind of high buffering inner support type top connection board mounting structure |
CN109026609A (en) * | 2018-10-17 | 2018-12-18 | 珠海格力电器股份有限公司 | Vibration damper, compressor with same and air conditioner |
-
2018
- 2018-11-12 CN CN201811341671.9A patent/CN109236943B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011047497A (en) * | 2009-08-28 | 2011-03-10 | Daikyonishikawa Corp | Structure mounting structure using grommet |
CN201696543U (en) * | 2010-05-10 | 2011-01-05 | 艾默生网络能源有限公司 | Damping fixing device |
US20170240015A1 (en) * | 2016-02-19 | 2017-08-24 | Mando Corporation | Bumper rubber for shock absorber |
CN205842548U (en) * | 2016-07-31 | 2016-12-28 | 开县中科生产力促进中心 | Seat fixed by Effective Anti vibration shape light fixture |
CN207311024U (en) * | 2017-09-29 | 2018-05-04 | 安徽鼎封橡胶减震技术有限公司 | A kind of high buffering inner support type top connection board mounting structure |
CN109026609A (en) * | 2018-10-17 | 2018-12-18 | 珠海格力电器股份有限公司 | Vibration damper, compressor with same and air conditioner |
Also Published As
Publication number | Publication date |
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CN109236943B (en) | 2020-10-23 |
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