CN204942392U - A kind of bracket vibration damping structure of installing for sensor - Google Patents
A kind of bracket vibration damping structure of installing for sensor Download PDFInfo
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- CN204942392U CN204942392U CN201520717326.6U CN201520717326U CN204942392U CN 204942392 U CN204942392 U CN 204942392U CN 201520717326 U CN201520717326 U CN 201520717326U CN 204942392 U CN204942392 U CN 204942392U
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Abstract
The utility model relates to aeroengine field of structural design, is specifically related to a kind of bracket vibration damping structure of installing for sensor, and the bracket vibration damping structure of installing to solve current sensor cannot meet the problem of vibration damping demand.For in the bracket vibration damping structure that sensor is installed, pressing plate is arranged on the upper surface of support; End cap is fixedly installed on pressing plate top; The second pad, the second damping pad, T-shaped sleeve, the first damping pad and the first pad is provided with in end cap endoporus; Bearing swivel nut coaxial sleeve is located on the outer ring surface of T-shaped sleeve; Bolt is connected with self-locking nut through after above-mentioned each part centre again.Bracket vibration damping structure of installing for sensor of the present utility model, by being all designed with damping pad structure between support and sensor, realize sensor vibration damping on the engine to install, reduce sensor in the vibration supporting installation direction and transverse direction, reduce global vibration of engine to the impact of sensor and interference simultaneously, meet damping requirements further.
Description
Technical field
The utility model relates to aeroengine field of structural design, is specifically related to a kind of bracket vibration damping structure of installing for sensor.
Background technique
Aeroengine work under bad environment, complete machine oscillation bad environments, along with various high frequency, low-frequency vibration, aeroengine is provided with the annex of some, sensor, require high to vibration environment, thus the support vibration damping structure design of annex, sensor a kind of be all the design difficulty of aeroengine external support structure.
The various sensor constructions that aeroengine is installed are accurate, and require very high to vibration environment, general sensor design itself has vibration damping structure, for the isolation that sensor transmits global vibration of engine.But some sensor does not carry out Vibration Absorption Designing in early days in design, because the vibration environment of mounting point changes, has highlighted vibration damping demand.At present, the structure that the sensor that aeroengine is installed mainly adopts support to transfer is connected with motor, is not changing on the basis of sensor fixing structure, need increase vibration damping structure between support and sensor.
Summary of the invention
The purpose of this utility model is to provide a kind of bracket vibration damping structure of installing for sensor, and the bracket vibration damping structure of installing to solve current sensor cannot meet the problem of vibration damping demand.
The technical solution of the utility model is:
For the bracket vibration damping structure that sensor is installed, comprise sensor, support, T-shaped sleeve, the first damping pad, the first pad, end cap, bearing swivel nut, the second damping pad, the second pad, pressing plate, bolt and self-locking nut;
Described pressing plate is arranged on the upper surface of described support;
Described end cap is U-shaped, is fixedly installed on described pressing plate top, and the U-shaped opening end of described end cap is towards described pressing plate, and the top of described end cap has mounting hole;
Described second pad, described second damping pad and described T-shaped sleeve is disposed with from bottom to up along its axial direction in described end cap endoporus, the T-shaped protruding end outer ring surface of described T-shaped sleeve is arranged with from the bottom to top successively described first damping pad and described first pad, and the T-shaped protruding end external diameter of described T-shaped sleeve is less than the diameter of the mounting hole of described end cap;
The internal diameter of the mounting hole of described pressing plate is less than the external diameter of described second pad, and the external diameter of described first pad is greater than the diameter of the top mounting holes of described end cap;
Described bearing swivel nut is U-shaped, is located on the T-shaped protruding end outer ring surface of described T-shaped sleeve by its U-shaped opening end coaxial sleeve, and the U-shaped opening end external diameter of described bearing swivel nut is less than the mounting hole diameter of described end cap, with against described first pad upper surface;
Described bolt is from top to bottom successively through the mounting hole of described sensor, described bearing swivel nut, described T-shaped sleeve, described second damping pad, described second pad, described pressing plate endoporus and described support, be connected with described self-locking nut, the external diameter of described self-locking nut is less than the diameter of the mounting hole of described pressing plate and described support again.
Alternatively, the bottom of the U-shaped opening end of described end cap is provided with the ring-type flange parallel with described pressing plate upper surface, adopts rivet interlacement between the ring-type flange of described end cap, described pressing plate and described support.
Alternatively, described rivet comprises at least three, and uniform along the mounting hole axle center of described support.
Alternatively, the U-shaped opening end of described bearing swivel nut adopts tooth to overlap with the T-shaped protruding end of described T-shaped sleeve to coordinate.
Alternatively, described first damping pad and described second damping pad are rubber damper.
Alternatively, described first damping pad and described second damping pad are metal-rubber damping pad.
The beneficial effects of the utility model:
Bracket vibration damping structure of installing for sensor of the present utility model, by being all designed with damping pad structure between support and sensor, realize sensor vibration damping on the engine to install, reduce sensor in the vibration supporting installation direction and transverse direction, reduce global vibration of engine to the impact of sensor and interference simultaneously, meet damping requirements further.
Accompanying drawing explanation
Accompanying drawing to be herein merged in specification and to form the part of this specification, shows and meets embodiment of the present utility model, and is used from specification one and explains principle of the present utility model.
Fig. 1 is the plan view (local is sectional view) of the bracket vibration damping structure that the utility model is installed for sensor.
Embodiment
Here will be described exemplary embodiment in detail, its sample table shows in the accompanying drawings.When description below relates to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawing represents same or analogous key element.
As shown in Figure 1, a kind of bracket vibration damping structure of installing for sensor of the present utility model, comprises sensor 1, support 2, T-shaped sleeve 3, first damping pad 4, first pad 5, end cap 6, bearing swivel nut 7, second damping pad 8, second pad 9, pressing plate 10, bolt 12 and self-locking nut 13.
Pressing plate 10 in the form of a ring, is arranged on the upper surface of support 2; Pressing plate 10 central position offers circular mounting hole.
End cap 6 U-shaped (in Fig. 1 specifically inverted U), be fixedly installed on pressing plate 10 top, and the U-shaped opening end of end cap 6 is towards pressing plate 10; The inside of end cap 6 has cavity, also has circular mounting hole at its top.
The second pad 9, second damping pad 8 and T-shaped sleeve 3 is disposed with from bottom to up along its axial direction in end cap 6 endoporus (i.e. internal cavities); All in the form of a ring, external diameter is less than or equal to the internal diameter of end cap 6 inner chamber for second pad 9 and the second damping pad 8.The T-shaped protruding end of T-shaped sleeve 3 is arranged upward, its outer ring surface is arranged with from the bottom to top successively the first damping pad 4 and the first pad 5, and the first damping pad 4 and the first pad 5 are all arranged in the internal cavities of end cap 6; In addition, the T-shaped protruding end external diameter of T-shaped sleeve 3 is less than the diameter of the mounting hole at end cap 6 top, stretches out in the mounting hole of end cap 6; The base of T-shaped sleeve 3 is circular, and diameter is less than or equal to the internal diameter of end cap 6 inner chamber.
Further, the internal diameter of the mounting hole of pressing plate 10 is less than the external diameter of the second pad 9, and the external diameter of the first pad 5 is greater than the diameter of the top mounting holes of end cap 6.
Bearing swivel nut 7 U-shaped (in Fig. 1 specifically inverted U), be located on the T-shaped protruding end outer ring surface of T-shaped sleeve 3 by its U-shaped opening end coaxial sleeve, and the U-shaped opening end external diameter of bearing swivel nut 7 is less than the mounting hole diameter of end cap 8, the first pad 5 upper surface can be resisted against through the mounting hole of end cap 8 to make the U-shaped opening end of bearing swivel nut 7.
Bolt 12 from top to bottom successively through the mounting hole of sensor 1, bearing swivel nut 7, T-shaped sleeve 3, second damping pad 8, second pad 9, pressing plate 10 endoporus and support 2, then is connected with self-locking nut 13; And the external diameter of self-locking nut 13 is less than the diameter of the mounting hole of pressing plate 10 and the mounting hole of support 2, with the bottom making self-locking nut 13 directly can be resisted against the second pad 9.
Bracket vibration damping structure of installing for sensor of the present utility model, by being all designed with damping pad structure between support 2 and sensor 1, realize sensor 1 vibration damping on the engine to install, reduce sensor 1 in the vibration supporting installation direction and transverse direction, reduce global vibration of engine to the impact of sensor 1 and interference simultaneously, meet damping requirements further.
In addition, bracket vibration damping structure for sensor installation of the present utility model is assembled by the entire combination of end cap 6, damping pad, support 2, make overall structure simple, reduce the number of spare parts of vibration damping structure, facilitate the installation Sum decomposition of sensor 1, improve the efficiency of assembling of aeroengine exterior part.
In bracket vibration damping structure for sensor installation of the present utility model, the bottom of the U-shaped opening end of end cap 6 is provided with the ring-type flange parallel with pressing plate 10 upper surface, adopt rivet 11 to connect between the ring-type flange of end cap 6, pressing plate 10 and support 2, make overall structure stability stronger.Wherein, the quantity of rivet 11 and position can carry out the selection be applicable to as required, and in the present embodiment, rivet 11 comprises at least three, and uniform along the mounting hole axle center of support 2, ensure the stability of structure.
Further, of the present utility model for sensor install bracket vibration damping structure in, the U-shaped opening end of bearing swivel nut 7 and the T-shaped protruding end of T-shaped sleeve 3 can adopt multiple applicable Placement, such as welding, bonding, be threaded etc., in the present embodiment, be preferably and adopt tooth cover to coordinate.
In bracket vibration damping structure for sensor installation of the present utility model, the first damping pad 4 and described second damping pad 8 can be made for multiple applicable material; In an embodiment of the present utility model, first damping pad 4 and described second damping pad 8 are rubber damper, and rubber damper selects the materials such as silicone rubber, fastening piece screw-down torque is adopted to control the compressibility of damping pad, both good elasticity can be maintained, there is high temperature resistant, that the life-span is long advantage, be applicable to the working environment that aeroengine is severe.In another embodiment of the present utility model, the first damping pad 4 and described second damping pad 8 can be all metal-rubber damping pad.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of described claim.
Claims (6)
1. a bracket vibration damping structure of installing for sensor, it is characterized in that, comprise sensor (1), support (2), T-shaped sleeve (3), the first damping pad (4), the first pad (5), end cap (6), bearing swivel nut (7), the second damping pad (8), the second pad (9), pressing plate (10), bolt (12) and self-locking nut (13);
Described pressing plate (10) is arranged on the upper surface of described support (2);
Described end cap (6) is U-shaped, is fixedly installed on described pressing plate (10) top, and the U-shaped opening end of described end cap (6) is towards described pressing plate (10), and the top of described end cap (6) has mounting hole;
Described second pad (9), described second damping pad (8) and described T-shaped sleeve (3) is disposed with from bottom to up along its axial direction in described end cap (6) endoporus, the T-shaped protruding end outer ring surface of described T-shaped sleeve (3) is arranged with described first damping pad (4) and described first pad (5) from the bottom to top successively, and the T-shaped protruding end external diameter of described T-shaped sleeve (3) is less than the diameter of the mounting hole of described end cap (6);
The internal diameter of the mounting hole of described pressing plate (10) is less than the external diameter of described second pad (9), and the external diameter of described first pad (5) is greater than the diameter of the top mounting holes of described end cap (6);
Described bearing swivel nut (7) is U-shaped, be located on the T-shaped protruding end outer ring surface of described T-shaped sleeve (3) by its U-shaped opening end coaxial sleeve, and the U-shaped opening end external diameter of described bearing swivel nut (7) is less than the mounting hole diameter of described end cap (8), with against described first pad (5) upper surface;
Described bolt (12) is from top to bottom successively through the mounting hole of described sensor (1), described bearing swivel nut (7), described T-shaped sleeve (3), described second damping pad (8), described second pad (9), described pressing plate (10) endoporus and described support (2), be connected with described self-locking nut (13), the external diameter of described self-locking nut (13) is less than the diameter of the mounting hole of described pressing plate (10) and described support (2) again.
2. bracket vibration damping structure of installing for sensor according to claim 1, it is characterized in that, the bottom of the U-shaped opening end of described end cap (6) is provided with the ring-type flange parallel with described pressing plate (10) upper surface, adopts rivet (11) to connect between the ring-type flange of described end cap (6), described pressing plate (10) and described support (2).
3. bracket vibration damping structure of installing for sensor according to claim 2, it is characterized in that, described rivet (11) comprises at least three, and uniform along the mounting hole axle center of described support (2).
4. bracket vibration damping structure of installing for sensor according to claim 3, is characterized in that, the U-shaped opening end of described bearing swivel nut (7) adopts tooth to overlap with the T-shaped protruding end of described T-shaped sleeve (3) to coordinate.
5. bracket vibration damping structure of installing for sensor according to claim 4, it is characterized in that, described first damping pad (4) and described second damping pad (8) are rubber damper.
6. bracket vibration damping structure of installing for sensor according to claim 4, it is characterized in that, described first damping pad (4) and described second damping pad (8) are metal-rubber damping pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520717326.6U CN204942392U (en) | 2015-09-16 | 2015-09-16 | A kind of bracket vibration damping structure of installing for sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520717326.6U CN204942392U (en) | 2015-09-16 | 2015-09-16 | A kind of bracket vibration damping structure of installing for sensor |
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| Publication Number | Publication Date |
|---|---|
| CN204942392U true CN204942392U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520717326.6U Active CN204942392U (en) | 2015-09-16 | 2015-09-16 | A kind of bracket vibration damping structure of installing for sensor |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711681A (en) * | 2016-03-01 | 2016-06-29 | 陈焕祥 | Support frame for motorcycle driving wheel |
| CN105822711A (en) * | 2016-05-27 | 2016-08-03 | 上海航天控制技术研究所 | Micro anisotropic shock absorber |
| CN107654554A (en) * | 2017-10-12 | 2018-02-02 | 北京强度环境研究所 | A kind of support type shock absorber |
| CN110081122A (en) * | 2019-04-15 | 2019-08-02 | 湖北三江航天万峰科技发展有限公司 | Damping for vehicle-mounted self-level(l)ing device |
| CN110077329A (en) * | 2019-04-15 | 2019-08-02 | 湖北三江航天万峰科技发展有限公司 | A kind of vehicle-mounted self-level(l)ing device |
-
2015
- 2015-09-16 CN CN201520717326.6U patent/CN204942392U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711681A (en) * | 2016-03-01 | 2016-06-29 | 陈焕祥 | Support frame for motorcycle driving wheel |
| CN105822711A (en) * | 2016-05-27 | 2016-08-03 | 上海航天控制技术研究所 | Micro anisotropic shock absorber |
| CN107654554A (en) * | 2017-10-12 | 2018-02-02 | 北京强度环境研究所 | A kind of support type shock absorber |
| CN110081122A (en) * | 2019-04-15 | 2019-08-02 | 湖北三江航天万峰科技发展有限公司 | Damping for vehicle-mounted self-level(l)ing device |
| CN110077329A (en) * | 2019-04-15 | 2019-08-02 | 湖北三江航天万峰科技发展有限公司 | A kind of vehicle-mounted self-level(l)ing device |
| CN110081122B (en) * | 2019-04-15 | 2021-01-08 | 湖北三江航天万峰科技发展有限公司 | Damping mechanism for vehicle-mounted automatic leveling device |
| CN110077329B (en) * | 2019-04-15 | 2022-12-23 | 湖北三江航天万峰科技发展有限公司 | Vehicle-mounted automatic leveling device |
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| C14 | Grant of patent or utility model | ||
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