CN107218445A - A kind of multidirectional damping unit of pipe vibration - Google Patents
A kind of multidirectional damping unit of pipe vibration Download PDFInfo
- Publication number
- CN107218445A CN107218445A CN201710534625.XA CN201710534625A CN107218445A CN 107218445 A CN107218445 A CN 107218445A CN 201710534625 A CN201710534625 A CN 201710534625A CN 107218445 A CN107218445 A CN 107218445A
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- Prior art keywords
- damping
- tangential
- plate
- multidirectional
- retainer ring
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Classifications
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- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/12—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing
- F16L3/1211—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing with a substantially-radial tightening or securing member
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Pipe Accessories (AREA)
Abstract
The invention discloses a kind of multidirectional damping unit of pipe vibration, including：Multiple multidirectional dampers are circumferentially provided with retainer ring, the madial wall of retainer ring, each multidirectional damper is included：Damping device, damping frame and spring；Damping device is fixed on the madial wall of retainer ring, and a pair of guide plates are provided with damping device；Damping frame is damping two damping side plates on top plate both sides comprising damping top plate and two pieces, radial direction damping mat is provided between damping side plate and guide plate, tangential spacing elongated hole is provided with damping top plate, the upper surface of damping sheet is provided with tangential damping mat, lower surface is provided with tangential sliding plate, is connected between tangential sliding plate and tangential damping mat by the connector through tangential spacing elongated hole；Compression spring is provided between damping device and fixed plate.The multidirectional damping unit of pipe vibration of the present invention can enter row buffering and absorption to the vibrational energy of the different directions on pipeline, can greatly reduce the vibration on pipeline and noise, the life-span of final extension pipeline.
Description
Technical field
The invention belongs to factory's plumbing fixtures field, more particularly to a kind of multidirectional damping unit of pipe vibration.
Background technology
How much can produce vibration during electric power factory equipment long-term operation, and then cause on the pipeline that is connected with the equipment vibrated
Same produce is vibrated and made a noise, and during pipeline vibration for a long time the connector on pipeline can be caused to produce fatigue and loosen, cause
The service life reduction of pipeline.In order to reduce vibration and the noise on pipeline, generally require to add in support of pipelines or suspension bracket
One or more dampers.And existing damper is generally piston rod type damper, its length is larger, the area of two end compared with
Small, the requirement to support of pipelines or the diameter of suspension bracket is strict, and is difficult to be supported pipeline in support of pipelines or suspension bracket
And fixation, not only cost is higher, and space-consuming is larger.
The content of the invention
To solve problem above, the present invention proposes a kind of multidirectional damping unit of pipe vibration, its internal multidirectional damper
Length it is small, Area of bearing is big, can enter row buffering and absorption to the vibrational energy of the different directions on pipeline, can greatly reduce
Vibration and noise on pipeline, the life-span of final extension pipeline.
In order to achieve the above object, the present invention is solved using following technical scheme.
A kind of multidirectional damping unit of pipe vibration, including：It is circumferentially provided with retainer ring, the madial wall of the retainer ring many
Individual multidirectional damper, each multidirectional damper is included：Damping device, damping frame and compression spring；Circumferential uniform point of the damping device
Cloth is fixed on the madial wall of the retainer ring, and a pair of guide plates, two guiding are provided with each damping device
Axle center of the end of plate just to the retainer ring, the both sides of the guide plate have a pair of spacing flange, and the spacing flange is equal
Towards the opposite side turnover of two guide plates；The damping frame includes two damping side plates being set up in parallel, two institutes
State and be provided with damping top plate between damping side plate, each damping side plate be assemblied in a guide plate medial surface and
Between two spacing flange, radial direction damping mat is provided between each damping side plate and the guide plate, it is described
Tangential spacing elongated hole is provided with damping top plate, the upper surface of the damping sheet is provided with tangential damping mat, and lower surface is provided with
Tangential sliding plate, passes through the connector through the tangential spacing elongated hole between the tangential sliding plate and the tangential damping mat
It is connected；The compression spring is against between the damping device and the fixed plate, and the upper surface of the damping device is provided with
One lasso, the medial surface of the fixed plate is provided with the second lasso, and the two ends of the compression spring are respectively protruding into the first set
In circle and second lasso.
According to the multidirectional damping unit of pipe vibration of the present invention, retainer ring is generally fixed to the support of the pipeline of equipment or hung
On frame, the pipeline of equipment is passed through out of retainer ring, and multiple multidirectional dampers in retainer ring withstand on the side of pipeline from all directions
On wall, pipeline is fixed at default position, when being vibrated on pipeline, multiple multidirectional resistances between retainer ring and pipeline
Buddhist nun's device can absorb to the vibrational energy of the different directions on pipeline.Damping device in multidirectional damper passes through with retainer ring
Bolt is directly fixedly connected, and damping frame is slidedly assemblied in the medial surface of a pair of guide plates on damping device by two damping side plates
Between, the top of the damping top plate on damping frame is connected with tangential damping mat, and withstands on the side wall of pipeline, under damping top plate
Portion is connected with tangential sliding plate by connector, is provided between tangential sliding plate and damping device on compression spring, damping device
The second lasso on first lasso and tangential sliding plate the two ends of compression spring can be carried out it is spacing, make compression spring be not easy by
Extrusion.When pipeline vibrates, the orthogonal radial vibration in direction is can be analyzed in the end of multidirectional damper and is cut
To vibration, tangential vibrations can cause tangential damping mat and tangential sliding plate to be swung along the tangential spacing elongated hole on damping top plate,
And driving compression spring to be swung, radial vibration can cause damping top plate and two damping side plates along cutting on guide plate
Swung to spacing elongated hole, and drive compression spring to carry out stretching motion.Radial vibration energy on multidirectional damper can be damped
Side plate and guide plate absorb with the frictional force produced by radial direction damping mat, and the tangential vibrations energy on multidirectional damper can be tangential
Frictional force produced by between damping mat and damping top plate absorbs.Multidirectional resistance in the multidirectional damping unit of pipe vibration of the present invention
The length of Buddhist nun's device is small, and Area of bearing is big, can enter row buffering and absorption to the vibrational energy of the different directions on pipeline, can be greatly
The vibration on pipeline and noise are reduced, the life-span of pipeline can be extended.
As preferred, a pair of connecting seats are additionally provided with the damping device, the connecting seat is described spacing positioned at two pairs
Between flange, two connecting seats are symmetrically distributed in the both sides of first lasso, are provided with each connecting seat
There is a pressing plate by the way that nut is tangentially connected between threaded post on threaded post, two connecting seats, the pressing plate is radially worn
Cross the compression spring.
, can be with dynamic pressure plate when screwing in nut downwards in threaded post according to the multidirectional damping unit of pipe vibration of the present invention
Compression spring is pressed downward, the elastic force of compression spring is reduced with this, and then reduces multidirectional damper to the pressure of pipeline, finally may be used
Reduce tangential damping of the multidirectional damper to pipeline；When outwarding winding nut upwards in threaded post, releasable pressing plate is to compression spring
Compression, compression spring is recovered elastic force, and then improve multidirectional damper to the pressure of pipeline, can finally improve multidirectional damper
Tangential damping to pipeline.
As preferred, a spacing elongated hole of radial direction is respectively arranged with each damping side plate, the radial direction is spacing
Elongated hole is radially extended on the damping side plate, and a lead, the guiding are provided with the inside of each guide plate
Post is stretched into the spacing elongated hole of the radial direction.
According to the present invention the multidirectional damping unit of pipe vibration, damping side plate on the spacing elongated hole of radial direction and guide plate it is interior
The lead of side is engaged, and can be prevented damping device from departing from damping side plate with guide plate, be contributed to staff to be carried out to pipeline
Pre-assembled is carried out to retainer ring and multidirectional damper before fixed.
As preferred, the lead is to be provided with screw on bolt, the guide plate, and the end of the bolt is passed through
Stretched into after the screw in the spacing elongated hole of the radial direction.
According to the multidirectional damping unit of pipe vibration of the present invention, screw is pre-set on two guide plates, it is first in assembling
Two damping side plates of damping device are respectively assembled between two guide plates, damping frame is then pressed still further below, makes compression spring
It is pressurized, then screws in bolt on two guide plates respectively, the end of bolt is passed through the spacing elongated hole of radial direction damped on side plate
It is interior to complete assembling.
As preferred, the bearing of trend and the axis direction of the retainer ring of the tangential spacing elongated hole are perpendicular.
According to the multidirectional damping unit of pipe vibration of the present invention, the axle of the axial line of retainer ring and the pipeline through retainer ring
Heart line is parallel or coincides, when pipeline is in retainer ring internal vibration, due to each multidirectional damper in pipeline and retainer ring
End be in contact, the vibration of pipeline can be analyzed to the axis with pipeline after being delivered at the contact surface of each multidirectional damper
The perpendicular radial vibration of line and tangential vibrations, with damping during in order to ensure that tangential damping mat is tangentially moved with pipe side wall
Maximum tangential damping is produced between top plate, so the bearing of trend of tangential spacing elongated hole should mutually hang down with the axis direction of retainer ring
Directly.
As preferred, the upper surface of the tangential damping mat is provided with cambered surface groove, the extension side of the cambered surface groove
To consistent with the axis direction of the retainer ring.
According to the multidirectional damping unit of pipe vibration of the present invention, cambered surface groove can make tangential damping mat be more prone to clamp
The side wall of pipeline, facilitates tangential damping mat to produce tangential friction force between damping top plate under the drive of the vibration of pipeline.
As preferred, stepped hole is provided with the tangential damping mat, the connector is countersunk bolts.
According to the multidirectional damping unit of pipe vibration of the present invention, the platform that the round ends of counterbore threads can be sunk on tangential damping mat
In rank hole, contact of the tangential damping mat of without prejudice to pipe side wall.
As preferred, the radial direction damping mat and the tangential damping mat are rubber blanket or silicagel pad.
According to the multidirectional damping unit of pipe vibration of the present invention, rubber blanket and silicagel pad and the damping top plate being made up of steel plate
Between frictional force it is larger, and rubber blanket or silicagel pad itself are flexible, relatively more wear-resisting, are made an uproar while helping to eliminate friction
Sound.
Brief description of the drawings
The present invention is described in further details with specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the overall structure diagram of the multidirectional damping unit of pipe vibration of the present invention；
Fig. 2 is the structural representation of the multidirectional damper in Fig. 1；
Fig. 3 is the cross-sectional view at Fig. 2 A-A；
Fig. 4 is the broken section structural representation of Fig. 2 end；
Fig. 5 is the cross-sectional view at Fig. 2 B-B.
In Fig. 1 into Fig. 5：1 retainer ring；2 damping devices；201 first lassos；202 connecting seats；203 threaded posts；3 guide plates；
301 spacing flange；302 leads；4 damping frames；410 damping side plates；The 411 spacing elongated holes of radial direction；420 damping top plates；421 is tangential
Spacing elongated hole；5 radial direction damping mats；6 tangential damping mats；601 cambered surface grooves；7 tangential sliding plates；701 second lassos；8 connectors；
9 compression springs；10 pressing plates.
Embodiment
Referring to figs. 1 to Fig. 5, embodiments of the invention propose a kind of multidirectional damping unit of pipe vibration, including：Retainer ring 1,
Multiple multidirectional dampers are circumferentially provided with the madial wall of the retainer ring 1, each multidirectional damper is included：Damping device 2, damping
Frame 4 and compression spring 9；Circumferential be uniformly distributed of the damping device 2 is fixed on the madial wall of the retainer ring 1, each resistance
A pair of guide plates 3 are provided with Buddhist nun's seat 2, and the axle center of the ends of two guide plates 3 just to the retainer ring 1 is described to lead
There are a pair of spacing flange 301 to the both sides of plate 3, the spacing flange 301 is towards the opposite side of two guide plates 3
Turnover；The damping frame 4 includes and is provided with resistance between two damping side plates 410 being set up in parallel, two damping side plates 410
Buddhist nun's top plate 420, each damping side plate 410 is assemblied in the medial surface of guide plate 3 and two described spacing are turned over
Between side 301, radial direction damping mat 5, the damping top are provided between each the damping side plate 410 and the guide plate 3
Tangential spacing elongated hole 421 is provided with plate 420, the upper surface of the damping sheet is provided with tangential damping mat 6, and lower surface is provided with
Tangential sliding plate 7, by through the tangential spacing elongated hole 421 between the tangential sliding plate 7 and the tangential damping mat 6
Connector 8 is connected；The compression spring 9 is against between the damping device 2 and the fixed plate, the upper table of the damping device 2
Face is provided with the first lasso 201, and the medial surface of the fixed plate is provided with the second lasso 701, the two ends point of the compression spring 9
Do not stretch into first lasso 201 and second lasso 701.
In the embodiment above, retainer ring 1 is generally fixed on the support of the pipeline of equipment or suspension bracket, the pipeline of equipment from
Passed through in retainer ring 1, multiple multidirectional dampers in retainer ring 1 are withstood on the side wall of pipeline from all directions, and pipeline is fixed
At default position, when being vibrated on pipeline, multiple multidirectional dampers between retainer ring 1 and pipeline can be to pipeline
On the vibrational energies of different directions absorbed.Damping device 2 in multidirectional damper is directly fixed with retainer ring 1 by bolt
Connection, damping frame 4 is slidedly assemblied between the medial surface of a pair of guide plates 3 on damping device 2 by two damping side plates 410,
The top of damping top plate 420 on damping frame 4 is connected with tangential damping mat 6, and withstands on the side wall of pipeline, damps top plate 420
Bottom tangential sliding plate 7 is connected with by connector 8, be provided with compression spring 9 between tangential sliding plate 7 and damping device 2, hinder
The second lasso 701 on the first lasso 201 and tangential sliding plate 7 on Buddhist nun's seat 2 two ends of compression spring 9 can be carried out it is spacing,
Compression spring 9 is set to be not easy to be extruded.When pipeline vibrates, direction can be analyzed in the end of multidirectional damper mutual
Vertical radial vibration and tangential vibrations, tangential vibrations can cause tangential damping mat 6 and tangential sliding plate 7 along damping top plate
Tangential spacing elongated hole 421 on 420 is swung, and drives compression spring 9 to be swung, and radial vibration can cause damping top plate 420
And two damping side plates 410 are swung along the tangential spacing elongated hole 421 on guide plate 3, and compression spring 9 is driven to be stretched
Motion.Radial vibration energy on multidirectional damper can be damped produced by side plate 410 and guide plate 3 and radial direction damping mat 5
Frictional force absorbs, and the tangential vibrations energy on multidirectional damper can be produced by between tangential damping mat 6 and damping top plate 420
Frictional force absorbs.The length of multidirectional damper in the multidirectional damping unit of pipe vibration of the present invention is small, and Area of bearing is big, can be right
The vibrational energy of different directions on pipeline enters row buffering and absorption, can greatly reduce the vibration on pipeline and noise, can prolong
The life-span of long pipeline.
With reference to Fig. 1, Fig. 2 and Fig. 4, according to one embodiment of present invention, a pair of connections are additionally provided with the damping device 2
Seat 202, the connecting seat 202 is located between two pairs of spacing flange 301, and two connecting seats 202 are symmetrically distributed in institute
The both sides of the first lasso 201 are stated, are provided with each connecting seat 202 on threaded post 203, two connecting seats 202
Threaded post 203 between have a pressing plate 10 by the way that nut is tangentially connected, the pressing plate 10 is radially across the compression spring 9.
In the embodiment above, in threaded post 203 downwards screw in nut when, can with dynamic pressure plate 10 by compression spring 9 to
Push, the elastic force of compression spring 9 is reduced with this, and then reduce multidirectional damper to the pressure of pipeline, can finally reduce multidirectional resistance
Tangential damping of Buddhist nun's device to pipeline；When outwarding winding nut upwards in threaded post 203, pressure of the releasable pressing plate 10 to compression spring 9
Contracting, makes compression spring 9 recover elastic force, and then improves multidirectional damper to the pressure of pipeline, can finally improve multidirectional damper pair
The tangential damping of pipeline.
With reference to Fig. 2 such as Fig. 5, according to one embodiment of present invention, one is respectively arranged with each damping side plate 410
The individual spacing elongated hole 411 of radial direction, the spacing elongated hole 411 of radial direction is radially extended on the damping side plate 410, each guiding
The inner side of plate 3 is provided with a lead 302, and the lead 302 is stretched into the spacing elongated hole 411 of the radial direction.
In the embodiment above, the spacing elongated hole 411 of radial direction and the lead of the inner side of guide plate 3 on damping side plate 410
302 are engaged, and can prevent damping device 2 from departing from damping side plate 410 with guide plate 3, contribute to staff to be consolidated to pipeline
Pre-assembled is carried out to retainer ring 1 and multidirectional damper before fixed.
With reference to Fig. 5, according to one embodiment of present invention, the lead 302 is to be set on bolt, the guide plate 3
There are screw, the end of the bolt to be stretched into after passing through the screw in the spacing elongated hole 411 of the radial direction.
In the embodiment above, screw is pre-set on two guide plates 3, in assembling first by two resistances of damping device 2
Buddhist nun's side plate 410 is respectively assembled between two guide plates 3, and damping frame 4 is then pressed still further below, compression spring 9 is pressurized, Ran Houfen
Bolt is not screwed on two guide plates 3, makes the end of bolt interior i.e. through the spacing elongated hole 411 of radial direction on damping side plate 410
Assembling can be completed.
According to one embodiment of present invention, the bearing of trend and the axle of the retainer ring 1 of the tangential spacing elongated hole 421
Heart direction is perpendicular.
In the embodiment above, the axial line of retainer ring 1 is parallel or mutually overlapping with the axial line of the pipeline through retainer ring 1
Close, when pipeline is in 1 internal vibration of retainer ring, because pipeline is in contact with the end of each multidirectional damper in retainer ring 1, pipe
The vibration in road can be analyzed to the radial direction perpendicular with the axis of pipeline after being delivered at the contact surface of each multidirectional damper
Vibration and tangential vibrations, are produced during in order to ensure that tangential damping mat 6 is tangentially moved with pipe side wall between damping top plate 420
Raw maximum tangential damping, so the bearing of trend of tangential spacing elongated hole 421 should be perpendicular with the axis direction of retainer ring 1.
With reference to Fig. 3 and Fig. 4, according to one embodiment of present invention, the upper surface of the tangential damping mat 6 is provided with cambered surface
Groove 601, the bearing of trend of the cambered surface groove 601 is consistent with the axis direction of the retainer ring 1.
In the embodiment above, cambered surface groove 601 can make tangential damping mat 6 be more prone to clamp the side wall of pipeline, side
Just tangential damping mat 6 produces tangential friction force under the drive of the vibration of pipeline between damping top plate 420.
As shown in figure 3, according to one embodiment of present invention, stepped hole, the company are provided with the tangential damping mat 6
Fitting 8 is countersunk bolts.
In the embodiment above, the round end of counterbore threads can be sunk in the stepped hole on tangential damping mat 6, and without prejudice to is tangential
Contact of the damping mat 6 with pipe side wall.
According to one embodiment of present invention, the radial direction damping mat 5 and the tangential damping mat 6 are rubber blanket or silicon
Rubber cushion.
In the embodiment above, rubber blanket and silicagel pad and by steel plate be made damping top plate 420 between frictional force compared with
Greatly, and rubber blanket or silicagel pad itself are flexible, it is relatively more wear-resisting, while helping to eliminate friction noise.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (8)
1. a kind of multidirectional damping unit of pipe vibration, it is characterised in that including retainer ring (1), the madial wall of the retainer ring (1)
On be circumferentially provided with multiple two way dampers, each two way damper is included：
Damping device (2), the damping device, which is circumferentially uniformly distributed, to be fixed on the madial wall of the retainer ring (1), each resistance
A pair of guide plates (3) are provided with Buddhist nun's seat (2), the axle of the ends of two guide plates (3) just to the retainer ring (1)
The heart, the both sides of the guide plate (3) have a pair of spacing flange (301), and the spacing flange (301) is towards two guiding
The opposite side turnover of plate (3)；
Damping frame (4), the damping frame (4) includes two damping side plates (410) being set up in parallel, two damping side plates
(410) it is provided with damping top plate (420) between, each damping side plate (410) is assemblied in guide plate (3)
Between medial surface and two spacing flange (301), between each damping side plate (410) and the guide plate (3)
It is provided with radial direction damping mat (5), the damping top plate (420) and is provided with tangential spacing elongated hole (421), the damping top plate
(420) upper surface is provided with tangential damping mat (6), and lower surface is provided with tangential sliding plate (7), the tangential sliding plate (7)
It is connected between the tangential damping mat (6) by the connector (8) through the tangential spacing elongated hole (421)；
Compression spring (9), the compression spring (9) is against between the damping device (2) and the tangential sliding plate (7), described
The upper surface of damping device (2) is provided with the first lasso (201), and the medial surface of the tangential sliding plate (7) is provided with the second lasso
(701), the two ends of the compression spring (9) are respectively protruding into first lasso (201) and second lasso (701).
2. the multidirectional damping unit of pipe vibration according to claim 1, it is characterised in that be additionally provided with the damping device
A pair of connecting seats (202), the connecting seat (202) is located between two pairs of spacing flange (301), two connecting seats
(202) both sides of first lasso (201) are symmetrically distributed in, threaded post is provided with each connecting seat (202)
(203), there are a pressing plate (10), institute by the way that nut is tangentially connected between the threaded post (203) on two connecting seats (202)
Pressing plate (10) is stated radially across the compression spring (9).
3. the multidirectional damping unit of pipe vibration according to claim 2, it is characterised in that each damping side plate
(410) a spacing elongated hole of radial direction (411) is respectively arranged with, the spacing elongated hole of radial direction (411) is in the damping side plate
(410) radially extended on, a lead (302), the lead are provided with the inside of each guide plate (3)
(302) stretch into the spacing elongated hole of the radial direction (411).
4. the multidirectional damping unit of pipe vibration according to claim 3, it is characterised in that the lead (302) is spiral shell
Screw is provided with bolt, the guide plate (3), the spacing elongated hole of the radial direction is stretched into the end of the bolt after passing through the screw
(411) in.
5. the multidirectional damping unit of pipe vibration according to claim 1, it is characterised in that the tangential spacing elongated hole
(421) bearing of trend and the axis direction of the retainer ring (1) are perpendicular.
6. the multidirectional damping unit of pipe vibration according to claim 5, it is characterised in that the tangential damping mat (6)
Upper surface is provided with cambered surface groove (601), the bearing of trend of the cambered surface groove (601) and the axle center side of the retainer ring (1)
To consistent.
7. the multidirectional damping unit of pipe vibration according to claim 6, it is characterised in that on the tangential damping mat (6)
Stepped hole is provided with, the connector (8) is countersunk bolts.
8. the multidirectional damping unit of pipe vibration according to any one of claim 1 to 7, it is characterised in that the radial direction
Damping mat (5) and the tangential damping mat (6) are rubber blanket or silicagel pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534625.XA CN107218445B (en) | 2017-07-03 | 2017-07-03 | Multidirectional damping device for pipeline vibration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534625.XA CN107218445B (en) | 2017-07-03 | 2017-07-03 | Multidirectional damping device for pipeline vibration |
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| CN107218445A true CN107218445A (en) | 2017-09-29 |
| CN107218445B CN107218445B (en) | 2023-04-21 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167365A (en) * | 2018-02-09 | 2018-06-15 | 中国工程物理研究院总体工程研究所 | A kind of adjustable radial compaction vibration absorber of pressing force |
| CN109630756A (en) * | 2018-12-18 | 2019-04-16 | 金础础 | Multilayer proofing device for the construction of municipal heating pipeline |
| CN110715263A (en) * | 2018-07-12 | 2020-01-21 | 株式会社小糸制作所 | Vehicle lamp |
| CN111361128A (en) * | 2018-12-26 | 2020-07-03 | 绍兴福膜新材料有限公司 | Pipeline damping vibration attenuation device and method for extrusion and blow molding linkage system |
| US11543095B2 (en) | 2018-04-06 | 2023-01-03 | Koito Manufacturing Co., Ltd. | Vehicle lamp with particular attachment of spatial light modulator to heat sink |
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