CN205937612U - Vibration -control system - Google Patents
Vibration -control system Download PDFInfo
- Publication number
- CN205937612U CN205937612U CN201620877109.8U CN201620877109U CN205937612U CN 205937612 U CN205937612 U CN 205937612U CN 201620877109 U CN201620877109 U CN 201620877109U CN 205937612 U CN205937612 U CN 205937612U
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- rubber damper
- rubber
- sensor
- support
- manhole
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Abstract
The utility model discloses a vibration -control system for the installation of sensor belongs to aeroengine technical field. This device all adopts rubber damping pads the support about in surface and the mounting hole, sensor installation orientation with good damping capacity transversely has, materials such as while rubber damping pad selection silicon rubber, torque control damping pad was tightened to the adoption fastener compression ratio both can keep having good elasticity, had high temperature resistant, longe -lived advantage, was applicable to the operational environment that aeroengine is abominable. In addition, rubber damping pad adopts the design of whole sub -assembly with the support, and sensor bearing structure's parts list number of packages volume reduces, makes things convenient for the installation and the decomposition of sensor, has improved the assembly efficiency of the outside part of aeroengine.
Description
Technical field
The utility model belongs to aero-engine technology field and in particular to a kind of vibration absorber.
Background technology
Aero-engine work under bad environment, complete machine oscillation bad environments, along with various high frequencies, low-frequency vibration, aviation
A number of annex, sensor etc. are provided with engine, vibration environment is had high demands, so the support of annex, sensor
Vibration-proof structure design a kind of be all aero-engine external support structure design difficulty.
The various sensor constructions that aero-engine is installed are accurate, require very high, general sensor itself to vibration environment
It is designed with vibration-proof structure, isolation global vibration of engine transmitted for sensor.But some sensors are in design in early days not
Carry out Vibration Absorption Designing, the vibration environment due to installation site changes, and has highlighted vibration damping demand.At present, aero-engine is installed
Sensor mainly adopts the structure of support switching to be connected with engine, on the basis of not changing sensor fixing structure, need to be
Increase vibration-proof structure between support and sensor.
For the sensor fixing structure present situation of above analysis, a kind of sensor for aero-engine need to be designed and install
Bracket vibration damping structure, this structure is simple, and it is convenient that assembling is decomposed, and can be effectively isolated the height frequency vibration of engine whole machine generation,
This structure has the advantages that high temperature resistant, life-span length simultaneously.
Utility model content
The utility model purpose is：In order to solve the above problems, overcome the shortcomings of that existing sensor fixing structure exists, special
You can well imagine and supply a kind of bracket vibration damping structure installed for aero-engine sensor.
The technical solution of the utility model is：A kind of vibration absorber, for the installation of sensor；Including：Sensor is installed
Seat, support, the first rubber damper, the second rubber damper, the 3rd rubber damper, pad, sleeve, bolt and self-locking spiral shell
Female；
Described support is arranged between sensor installation seat and sleeve, and described sleeve includes boss and end cap, and support is arranged
There is the first manhole；
Pad and the second rubber damper are sequentially arranged between sensor installation seat and support, the first rubber damper
Be arranged in the first manhole, the 3rd rubber damper be installed on support and end cap between；
Described first rubber damper and the 3rd rubber damper are provided centrally with the second manhole, and described second is circular
Through hole is coordinated with boss, and sleeve sequentially passes through the 3rd rubber damper and the first rubber damper, and the 3rd rubber blanket is pressed in end cap
On, and the end face of boss contacted with the second rubber damper bottom surface；
Described sensor installation seat, pad, the second rubber damper and boss are provided with the 3rd manhole, and bolt is successively
Through sensor installation seat, pad, the second rubber damper and boss, it is arranged on end cap by self-locking nut.
Preferably, described second manhole and the cooperation of described boss gap.
Preferably, described first manhole and described first rubber damper tight fit.
Preferably, described pad, described second rubber damper, described boss are provided with the 3rd manhole, and described
Three manholes and described bolt-clearance cooperation.
Technological merit of the present utility model：This structure is simple, and it is convenient that assembling is decomposed, and can be effectively isolated the whole machine of engine and produce
Height frequency vibration, simultaneously this structure there is high temperature resistant, life-span length, the installation that can be widely applied to sensor is fixed；
Rubber damper and support adopt entire combination part to design, and the part single-piece quantity of sensor support structure reduces, and improves boat
The efficiency of assembling of empty external engine part.
Brief description
Fig. 1 is a kind of structural representation of a preferred embodiment of vibration absorber of the utility model；
Fig. 2 is the sleeve schematic diagram of embodiment illustrated in fig. 1；
Wherein, 1- sensor erection support, 2- support, 3- first rubber damper, 4- second rubber damper, 5- the 3rd
Rubber damper, 6- pad, 7- sleeve, 8- bolt, 9- self-locking nut, 71- boss, 72- end cap.
Specific embodiment
For making purpose, technical scheme and advantage that the utility model is implemented clearer, below in conjunction with the utility model
Accompanying drawing in embodiment, is further described in more detail to the technical scheme in the utility model embodiment.In the accompanying drawings, ad initio
To the element that same or similar label represents same or similar element or has same or like function eventually.Described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Enforcement below with reference to Description of Drawings
Example is exemplary it is intended to be used for explaining the utility model, and it is not intended that to restriction of the present utility model.Based on this practicality
Embodiment in new, the every other reality that those of ordinary skill in the art are obtained under the premise of not making creative work
Apply example, broadly fall into the scope of the utility model protection.Below in conjunction with the accompanying drawings embodiment of the present utility model is described in detail.
In description of the present utility model it is to be understood that term " " center ", " longitudinal ", " horizontal ", "front", "rear",
The orientation of instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward " or position relationship are based on accompanying drawing institute
The orientation showing or position relationship, are for only for ease of description the utility model and simplify description, rather than instruction or hint indication
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this practicality
The restriction of novel protected scope.
Below in conjunction with the accompanying drawings embodiment of the present utility model is described in detail, refer to Fig. 1 to Fig. 2；
A kind of vibration absorber, for the installation of sensor；Including：Sensor erection support 1, support 2, the first rubber damping
Pad 3, the second rubber damper 4, the 3rd rubber damper 5, pad 6, sleeve 7, bolt 8 and self-locking nut 9.
First rubber damper 3, the second rubber damper 4, the 3rd rubber damper 5 and pad 6 are by having coefficient of elasticity
And high-temperature resistant rubber material makes.Pad 6 and the second rubber damper 4 are installed on sensor erection support 1 lower surface and support 2
In the space that upper surface is formed, support 2 is provided with the first manhole circular hole, and it is circular that the first rubber damper 3 is installed on first
In through hole and the first manhole and the first rubber damper 3 tight fit, the 3rd rubber damper 5 is installed on the following table of support 2
Face.
First rubber damper 3 and the 3rd rubber damper 5 are respectively arranged with the second manhole, and sleeve 7 is by boss 71
Form with end cap 72, the second manhole is coordinated with boss 71 gap, boss 71 sequentially passes through the 3rd rubber damper 5 and first
Rubber damper 3.End cap 72 has supporting role to the 3rd rubber damper 5, and boss 71 acts on the second rubber damper 4
On；Make sensor installation direction and laterally there is good damping capacity.
Sensor installation seat 1, pad 6, the second rubber damper 4 and boss 71 are provided with the 3rd manhole, the 3rd circle
Shape through hole and bolt 8 gap coordinate, and bolt 8 sequentially passes through sensor installation seat 1, pad 6, the second rubber damper 4 and convex
Platform 71, is arranged on end cap 72 by self-locking nut 9.
When bolt 8 and self-locking nut 9 fastening, using different screw-down torques, the second rubber damper 4 and the 3rd rubber is made to subtract
The pad 5 that shakes has different compression ratios, goes for the vibration damping demand of different installation environments.
This structure of the utility model in support upper and lower surface and installs in the hole all using rubber damper, installs in sensor
Direction and laterally there is good damping capacity, simultaneously rubber damper select the materials such as silicon rubber, using securing member screwing force
Square controls the compression ratio of cushion blocking, both can maintain good elasticity, has the advantages that high temperature resistant, life-span length it is adaptable to aviation
The severe working environment of engine.Additionally, rubber damper and support adopt entire combination part to design, sensor support structure
Part single-piece quantity reduces, and facilitates installation and the decomposition of sensor, improves the efficiency of assembling of aero-engine exterior part.
Last it is to be noted that：Above example is only in order to illustrating the technical solution of the utility model, rather than it is limited
System.Although being described in detail to the utility model with reference to the foregoing embodiments, those of ordinary skill in the art should manage
Solution：It still can be modified to the technical scheme described in foregoing embodiments, or wherein some technical characteristics are entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from each embodiment of the utility model
The spirit and scope of technical scheme.
Claims (4)
1. a kind of vibration absorber, for the installation of sensor；It is characterized in that, including：Sensor installation seat (1), support (2),
First rubber damper (3), the second rubber damper (4), the 3rd rubber damper (5), pad (6), sleeve (7), bolt (8)
And self-locking nut (9)；
Described support (2) is arranged between sensor installation seat (1) and sleeve (7), and described sleeve (7) includes boss (71) and end
Lid (72), support (2) is provided with the first manhole,
Pad (6) and the second rubber damper (4) are sequentially arranged between sensor installation seat (1) and support (2), the first rubber
Cushion blocking (3) is arranged in the first manhole, the 3rd rubber damper (5) be installed on support (2) and end cap (72) between；
Described first rubber damper (3) and the 3rd rubber damper (5) are provided centrally with the second manhole, described second circle
Shape through hole and boss (71) coordinate, and sleeve (7) sequentially passes through the 3rd rubber damper (5) and the first rubber damper (3), and the 3rd
Rubber blanket (5) is pressed on end cap (72), and the end face of boss (71) is contacted with the second rubber damper bottom surface (4)；
It is circular logical that described sensor installation seat (1), pad (6), the second rubber damper (4) and boss (71) are provided with the 3rd
Hole, bolt (8) sequentially passes through sensor installation seat (1), pad (6), the second rubber damper (4) and boss (71), by certainly
Split nut (9) is arranged on end cap (72).
2. a kind of vibration absorber according to claim 1 is it is characterised in that described second manhole and described boss
(71) gap cooperation.
3. a kind of vibration absorber according to claim 1 is it is characterised in that described first manhole and described first rubber
Glue cushion blocking (3) tight fit.
4. a kind of vibration absorber according to claim 1 is it is characterised in that described pad (6), described second rubber damping
Pad (4), described boss (71) are provided with the 3rd manhole, described 3rd manhole and the cooperation of described bolt (8) gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620877109.8U CN205937612U (en) | 2016-08-15 | 2016-08-15 | Vibration -control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620877109.8U CN205937612U (en) | 2016-08-15 | 2016-08-15 | Vibration -control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205937612U true CN205937612U (en) | 2017-02-08 |
Family
ID=57921265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620877109.8U Active CN205937612U (en) | 2016-08-15 | 2016-08-15 | Vibration -control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205937612U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654554A (en) * | 2017-10-12 | 2018-02-02 | 北京强度环境研究所 | A kind of support type shock absorber |
| CN109268446A (en) * | 2018-10-25 | 2019-01-25 | 湖北航天技术研究院总体设计所 | The stand-alone device mounting device and aircraft of tandem three-dimensional vibration damping |
| CN110470290A (en) * | 2019-03-28 | 2019-11-19 | 黑龙江省博凯科技开发有限公司 | A kind of vertical gyroscope adapting to high-frequency vibration environment |
| CN112228485A (en) * | 2020-09-25 | 2021-01-15 | 长光卫星技术有限公司 | Heat-insulation and vibration-reduction integrated structure |
| CN114198456A (en) * | 2021-11-16 | 2022-03-18 | 北京卫星制造厂有限公司 | Vibration damper |
| CN114673762A (en) * | 2022-03-28 | 2022-06-28 | 宁波天擎航天科技有限公司 | Shock absorber of single machine for arrow |
-
2016
- 2016-08-15 CN CN201620877109.8U patent/CN205937612U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654554A (en) * | 2017-10-12 | 2018-02-02 | 北京强度环境研究所 | A kind of support type shock absorber |
| CN109268446A (en) * | 2018-10-25 | 2019-01-25 | 湖北航天技术研究院总体设计所 | The stand-alone device mounting device and aircraft of tandem three-dimensional vibration damping |
| CN110470290A (en) * | 2019-03-28 | 2019-11-19 | 黑龙江省博凯科技开发有限公司 | A kind of vertical gyroscope adapting to high-frequency vibration environment |
| CN112228485A (en) * | 2020-09-25 | 2021-01-15 | 长光卫星技术有限公司 | Heat-insulation and vibration-reduction integrated structure |
| CN114198456A (en) * | 2021-11-16 | 2022-03-18 | 北京卫星制造厂有限公司 | Vibration damper |
| CN114673762A (en) * | 2022-03-28 | 2022-06-28 | 宁波天擎航天科技有限公司 | Shock absorber of single machine for arrow |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |