CN109931361A - A kind of profile-followed adjustable high-efficiency spring damping and vibration isolating device of large fan assembled - Google Patents
A kind of profile-followed adjustable high-efficiency spring damping and vibration isolating device of large fan assembled Download PDFInfo
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- CN109931361A CN109931361A CN201811621686.0A CN201811621686A CN109931361A CN 109931361 A CN109931361 A CN 109931361A CN 201811621686 A CN201811621686 A CN 201811621686A CN 109931361 A CN109931361 A CN 109931361A
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Abstract
The present invention provides a kind of profile-followed adjustable high-efficiency spring damping and vibration isolating devices of large fan assembled, it include: the steel spring damping shock absorber (1) of multiple assembly, the viscous damper and steel spring that its internal setting can be matched on demand, viscous damper is placed between vibration absorber assembly fixture (2), form rigid support, consume the vibrational energy of large fan, steel spring is multiple, it is arranged around viscous damper, according to fan operation measured data optimization design matingplan；Vibration absorber assembly fixture (2), it is mounted on the upper and lower part of the steel spring damping shock absorber (1) of multiple assembly, it is bonded with blower foundation platform, its size can be adjusted according to the shape of different type blower foundation platform, it is consistent with the shape with blower foundation platform, exceptional space will not be occupied, steel spring damping shock absorber (1) upper surface has spaced apart effective assembly vibration absorber hole, spare assembly vibration absorber hole and installation stationary positioned hole.
Description
Technical field
The present invention relates to vibration control technology fields when large fan operation, assemble more particularly to a kind of large fan
The profile-followed adjustable high-efficiency spring damping and vibration isolating device of formula.
Background technique
Currently, the vibration control technology being placed in when the large fan operation of building top is not perfect, rubber is mainly used
Glue support damping technology or pure equipment concrete foundation vibration damping.Both technologies during the work time, are all difficult to meet vibration damping and set
Meter requires, and following defect is individually present:
(1) the rubber support damping technology service life is short, and damping property is poor.Using rubber support damping technology, in open-air atmosphere
The lower perishable aging of rubber, is easily deformed damage, and it is limited to subtract anti-vibration performance, once damage, can not be transformed.Replacement rubber support subtracts
Vibration pad need to dismantle equipment, and construction is complicated, less economical, not have convenience.
(2) pure equipment concrete foundation vibration damping and cannot can not be transformed again: pure equipment concrete foundation only leans on equipment base
Plinth vibration damping, damping efficiency are extremely low.Blower foundation is linked together with building body, and the later period, which can not change fan vibration frequency, adjusts
Section, can not construction reformation again.
Furthermore two kinds of technologies all have the following disadvantages: structure type fixed single, cannot be adjusted by actual conditions.It passes
System scheme basis is fixed, and effectiveness in vibration suppression is limited, cannot be according to the variation of large fan practical operation situation and later period vibration frequency
Vibration damping scheme is optimized.
Summary of the invention
In order to overcome the deficiency of the prior art, reduced for the effective usable floor area in current heavy construction ground, large fan
Equal power-equipments are generally placed in roof, and when operation causes vibration of floor, and the safety and human comfort to building structure generate
The problem of endangering provides a kind of profile-followed adjustable high-efficiency spring damping and vibration isolating device of large fan assembled, by using can fill
Vibration control technology with steel spring damping shock absorber, profile-followed vibration absorber assembly fixture reduces vibration transmitting, to large fan
The damping efficiency of equal power-equipments effectively solves the problems, such as hazard of vibration caused by when large fan is run, dress up to 95% or more
Damping efficiency height is set, the vibration generated when the operation of large fan equipment can be effectively excluded, guarantee the safety and stability of building structure, mention
For the living environment that comfortably works.
It is an object of the present invention to provide a kind of profile-followed adjustable high-efficiency spring damping and vibration isolating dresses of large fan assembled
It sets, comprising:
The steel spring damping shock absorber (1) of multiple assembly, the viscous damper and steel that internal setting can be matched on demand
Matter spring, the viscous damper are placed between vibration absorber assembly fixture (2), are formed rigid support, are consumed large fan
Vibrational energy, the steel spring be it is multiple, around the viscous damper be arranged, according to fan operation measured data optimization set
Steel spring damping shock absorber (1) matingplan for counting the assembly, effectively subtracts vibration isolation；
Vibration absorber assembly fixture (2) is mounted on the upper and lower part of the steel spring damping shock absorber (1) of multiple assembly,
It is bonded with blower foundation platform, size can be adjusted according to the shape of different type blower foundation platform, with blower foundation
Platform is consistent with the shape, will not occupy exceptional space.
Preferably, round universal water is respectively set in the side of the upper and lower surfaces of the vibration absorber assembly fixture (2)
Quasi- bubble (3) is placed in assembly fixture upper surface, auxiliary leveling when installation, it is ensured that the level of blower foundation platform.
Preferably, steel spring damping shock absorber (1) upper surface has spaced apart effective assembly vibration absorber
Hole, spare assembly vibration absorber hole and installation stationary positioned hole, the installation stationary positioned hole are mounted on effectively assembly vibration damping
Between device aperture and spare assembly vibration absorber hole, effective assembly vibration absorber hole is bolt coincidence is set, and is used for
Interface unit, the spare assembly vibration absorber hole are selected according to the actual situation as spare pilot hole, can increase steel spring
The stability that damping vibration attenuation unit is connect with assembly fixture, the installation stationary positioned hole are used in production procedure and testing process
In, it plays the role of positioning, to facilitate production and test.
Preferably, the viscous damper matches different resisting mediums according to different type fan vibration feature, reduces
Structural vibration response absorbs to the maximum extent and consumes fan operation generation vibration to the energy of building structure.
Beneficial effects of the present invention:
This technology is mainly used in the vibration control solution of the large fan class power device of public building roof,
It is adjustable with the shape that the present invention combines composition one by steel spring damping shock absorber vibration absorber with vibration absorber assembly fixture
The efficient spring damping and vibration isolating device of assembled, being capable of active control unit vibration, reduction hazard of vibration.The technology has following spy
Point:
(1) damping efficiency is high.The present apparatus carries out for the Vibration Absorption Designing changed steel spring damping shock absorber, rigid to spring
Degree, quality and damping fluid are carried out for change selection.Profile-followed tunable arrangement cooperation vibration customizes adjustment, actual analysis blower interior
Work and Vibration Condition optimize modal distribution, maximize the performance for playing vibration absorber, damping efficiency is greatly improved.
(2) profile-followed adjustable.Whole system by way of combination assembly, can according to the geomery of specified blower foundation with
The vibration characteristic of blower interior makes shape, the quality of itself and Equipment Foundations match to customize vibration absorber assembly fixture, and will not
Occupy exceptional space.And consider the vibration characteristic of inhomogeneity shape blower, working condition, the mass cg of analysis blower and basis,
The position of steel spring damping shock absorber and quantity in optimizing regulation assembly fixture effectively subtract vibration caused by large fan
Vibration.
(3) lightness can assemble.Assembly can be achieved in this profile-followed all accessories of adjustable high-efficiency spring damping and vibration isolating device
Change, convenient transportation and carrying are easily assembled, are detachably simple component, convenient for on-site assembly and construction.
(4) short construction period.The device can realize all accessory assemblings, no Large Complex Equipment, using complete assembly
Form, be not necessarily to auxiliary construction, save construction with the concrete curing time, greatly shortening construction period.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.Target and feature of the invention will be apparent from view of following description taken together with the accompanying drawings,
In attached drawing:
Attached drawing 1 is the profile-followed adjustable high-efficiency spring damping and vibration isolating device knot of large fan assembled according to the embodiment of the present invention
Structure schematic diagram；
Attached drawing 2 is flat according to the profile-followed adjustable high-efficiency spring damping and vibration isolating device of large fan assembled of the embodiment of the present invention
Face is adjustable cloth schematic diagram；
Attached drawing 3 is the steel spring damping shock absorber structural schematic diagram according to the assembly of the embodiment of the present invention
Specific embodiment
Referring to Fig. 1, which is applied on the large fan of Xinjiang wind power plant, is assembled with profile-followed adjustable high-efficiency thereon
Spring damping and vibration isolating device, comprising:
The steel spring damping shock absorber 1 of multiple assembly, the viscous damper and steel that internal setting can be matched on demand
Spring, viscous damper are placed between vibration absorber assembly fixture 2, are formed rigid support, are consumed the vibrational energy of large fan,
Steel spring be it is multiple, around the viscous damper be arranged, according to assembly described in fan operation measured data optimization design
1 matingplan of steel spring damping shock absorber, effectively subtracts vibration isolation；Vibration absorber assembly fixture 2 is mounted on the steel bullet of multiple assembly
The upper and lower part of spring damping shock absorber 1 is bonded with blower foundation platform, and size can be according to different type blower foundation platform
Shape be adjusted, it is consistent with the shape with blower foundation platform, exceptional space will not be occupied.The upper table of vibration absorber assembly fixture 2
The side of face and lower surface is respectively set round universal level bulb 3 and is placed in assembly fixture upper surface, auxiliary leveling when installation, it is ensured that
The level of blower foundation platform.
According to the present embodiment, viscous damper two types blower according to used in wind power plant (according to power distinction)
Vibration characteristic matches different resisting mediums, reduces structural vibration response, absorbs and consume fan operation generation to the maximum extent
Vibrate the energy to building structure.
Referring to fig. 2, wherein dash area be multiple assembly steel spring damping shock absorber 1 and vibration absorber assembly fixture 2
The part of coincidence, non-shaded portion are 2 part of vibration absorber assembly fixture.
Referring to Fig. 3,1 upper surface of steel spring damping shock absorber has spaced apart effective assembly vibration absorber hole, standby
With assembly vibration absorber hole and installation stationary positioned hole, installation stationary positioned hole be mounted on effectively assembly vibration absorber hole and
Between spare assembly vibration absorber hole, effectively assembling vibration absorber hole is bolt coincidence is set, and is used for interface unit, spare dress
It with vibration absorber hole as spare pilot hole, selects according to the actual situation, steel spring damping and vibration isolating unit and assembly can be increased
The stability of frame connection, installation stationary positioned hole are used in production procedure and testing process, play the role of positioning, to facilitate production
And test.
The present embodiment is applied to a kind of profile-followed adjustable high-efficiency spring damping and vibration isolating device of large fan assembled, actual installation
Effect afterwards are as follows:
(1) profile-followed basic vibration damping, can assemble, the structure type easily adjusted.The present embodiment by vibration absorber assembly fixture with
Steel spring damping vibration attenuation unit collectively forms, and according to blower foundation geomery, customizes vibration absorber assembly fixture and basis is flat
Face is consistent.The apparatus structure component is detachable, is easy to construct.The damage of Fan Equipment internal component, causes vibration frequency to change,
It the position optimization to steel spring damping vibration attenuation unit can adjust again, vibration isolation efficiency is made to reach maximization.
(2) optimization design configuration technique is combined into efficient spring damping and vibration isolating composite system.The present embodiment is according to practical vibration
Emotionally condition, the mass cg of analysis blower and basis, optimizes the parameter of spring component and damping, comprehensive design
Efficient spring damping and vibration isolating device unit allocation plan and integral vibration damping performance.
Although the present invention is described by reference to specific illustrative embodiments, these embodiments are not will receive
Restriction and only limited by accessory claim.It should be understood by those skilled in the art that can be without departing from of the invention
Change and modification are able to carry out to the embodiment of the present invention in the case where protection scope and spirit.
Claims (4)
1. a kind of profile-followed adjustable high-efficiency spring damping and vibration isolating device of large fan assembled, characterized by comprising:
The steel spring damping shock absorber (1) of multiple assembly, the viscous damper and steel bullet that internal setting can be matched on demand
Spring, the viscous damper are placed between vibration absorber assembly fixture (2), are formed rigid support, are consumed the vibration of large fan
Energy, the steel spring be it is multiple, around the viscous damper be arranged, according to fan operation measured data optimization design institute
State steel spring damping shock absorber (1) matingplan of assembly；
Vibration absorber assembly fixture (2) is mounted on the upper and lower part of the steel spring damping shock absorber (1) of multiple assembly, with wind
The fitting of machine basic platform, size can be adjusted according to the shape of different type blower foundation platform, with blower foundation platform
It is profile-followed consistent.
2. the profile-followed adjustable high-efficiency spring damping and vibration isolating device of a kind of large fan assembled according to claim 1, special
Sign is: round universal level bulb (3) peace is respectively set in the side of the upper and lower surfaces of the vibration absorber assembly fixture (2)
It is placed in assembly fixture upper surface, auxiliary leveling when installation, it is ensured that the level of blower foundation platform.
3. the profile-followed adjustable high-efficiency spring damping and vibration isolating device of a kind of large fan assembled according to claim 1, special
Sign is: steel spring damping shock absorber (1) upper surface has spaced apart effective assembly vibration absorber hole, spare dress
With vibration absorber hole and installation stationary positioned hole, the installation stationary positioned hole be mounted on effectively assemble vibration absorber hole and
Between spare assembly vibration absorber hole, effective assembly vibration absorber hole is bolt coincidence is set, and is used for interface unit, institute
Spare assembly vibration absorber hole is stated as spare pilot hole, is selected according to the actual situation, steel spring damping and vibration isolating list can be increased
The stability that member is connect with assembly fixture, the installation stationary positioned hole are used in production procedure and testing process, are played positioning and are made
With to produce and to test.
4. the profile-followed adjustable high-efficiency spring damping and vibration isolating device of a kind of large fan assembled according to claim 1, special
Sign is: the viscous damper matches different resisting mediums according to different type fan vibration feature, reduces structural vibration
Response absorbs to the maximum extent and consumes fan operation generation vibration to the energy of building structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811621686.0A CN109931361B (en) | 2018-12-28 | 2018-12-28 | Large-scale fan assembled is along with adjustable high-efficient spring damping vibration damper of shape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811621686.0A CN109931361B (en) | 2018-12-28 | 2018-12-28 | Large-scale fan assembled is along with adjustable high-efficient spring damping vibration damper of shape |
Publications (2)
| Publication Number | Publication Date |
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| CN109931361A true CN109931361A (en) | 2019-06-25 |
| CN109931361B CN109931361B (en) | 2021-11-23 |
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| CN201811621686.0A Active CN109931361B (en) | 2018-12-28 | 2018-12-28 | Large-scale fan assembled is along with adjustable high-efficient spring damping vibration damper of shape |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112228406A (en) * | 2019-07-15 | 2021-01-15 | 中核核电运行管理有限公司 | Shock absorption foundation of control rod driving mechanism fan |
| CN115076288A (en) * | 2022-06-15 | 2022-09-20 | 国机集团科学技术研究院有限公司 | Cradle type damping-adjustable tower secondary radar system operation vibration control technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112228406A (en) * | 2019-07-15 | 2021-01-15 | 中核核电运行管理有限公司 | Shock absorption foundation of control rod driving mechanism fan |
| CN115076288A (en) * | 2022-06-15 | 2022-09-20 | 国机集团科学技术研究院有限公司 | Cradle type damping-adjustable tower secondary radar system operation vibration control technology |
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| CN109931361B (en) | 2021-11-23 |
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