CN110453801A - A kind of multi-direction damping protection system and its shock-dampening method of tall and slender structure - Google Patents
A kind of multi-direction damping protection system and its shock-dampening method of tall and slender structure Download PDFInfo
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- CN110453801A CN110453801A CN201910676613.XA CN201910676613A CN110453801A CN 110453801 A CN110453801 A CN 110453801A CN 201910676613 A CN201910676613 A CN 201910676613A CN 110453801 A CN110453801 A CN 110453801A
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- 238000013016 damping Methods 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 214
- 239000010959 steel Substances 0.000 claims abstract description 214
- 230000005540 biological transmission Effects 0.000 claims abstract description 104
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 230000002093 peripheral effect Effects 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims description 62
- 238000005265 energy consumption Methods 0.000 claims description 20
- 230000009471 action Effects 0.000 claims description 18
- 230000005284 excitation Effects 0.000 claims description 9
- 230000004044 response Effects 0.000 claims description 8
- 239000003190 viscoelastic substance Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 241001494479 Pecora Species 0.000 claims description 5
- 241000145637 Lepturus Species 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 229920001967 Metal rubber Polymers 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910000639 Spring steel Inorganic materials 0.000 claims description 2
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 241001551112 Hainardia cylindrica Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
A kind of multi-direction damping protection system of tall and slender structure, including ring steel fastener unit, annular fixed cell and several energy-dissipating and shock-absorbing units;Wherein, ring steel fastener unit is sleeved on tall and slender structure top, and the annular fixed cell is sleeved on tall and slender structure bottom and is fixed on ground, and several energy-dissipating and shock-absorbing units connect the ring steel fastener unit and annular fixed cell;The energy-eliminating shock-absorbing unit is made of upside power transmission unit, drum type brake damper and downside power transmission unit, and drum type brake damper includes: upper threaded connection steel bushing, lower threaded connection steel bushing, peripheral steel cylinder, upper sealing steel plate, lower sealing steel plate, upper power transmission steel plate, lower power transmission steel plate, upper pre-compressed spring, lower pre-compressed spring, upper piston steel plate, lower piston steel plate, upper transmission rod, lower transmission rod, steel cylinder in upper first, descends in first steel cylinder in steel cylinder and second.The invention also includes a kind of shock-dampening methods using above-mentioned damping protection system.The present invention can multidirectional damping, high efficient and flexible.
Description
Technical field
The invention belongs to damping protection technical fields, and in particular to a kind of multi-direction damping protection system of tall and slender structure and
Its shock-dampening method.
Background technique
Earthquake and high wind (typhoon) constitute huge threat to the safety of tall and slender structure for a long time.It is all previous occurred
Earthquake and high wind (typhoon) set greatly (especially with the fragile trees of comparison of historical cultural environment and researching value) towering,
High soft history culture ancient building (such as pagoda etc.), chimney, the tall and slender structures such as water tower all produce serious damage and failure, even
It topples or collapses, cause huge loss.Damping technology is effectively transported as a kind of superior vibration control technology
The control acted on for earthquake and high wind.
Currently, the use of damping device is generally directly added into the energy-dissipating and shock-absorbing that building structure itself carries out structure, and Gao Rou
Structure adds efficiency and flexible adjustment degree is lower since the characteristics of structure type itself is often difficult to add, and is adding
Often original structure is caused to damage in the process.Damper can only carry out damping to a direction mostly simultaneously, and past
Incentive action toward earthquake and high wind (typhoon) is multi-direction coupling.
Summary of the invention
To solve the above problems, the present invention devise it is a kind of in add flexible and efficient of tall and slender structure external non-destructive and can be more
The system of square damping protection, at the same can real-time monitoring its pretightning force size.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of multi-direction damping protection system of tall and slender structure, including ring steel fastener unit, annular fixed cell and
Several energy-dissipating and shock-absorbing units;
Wherein, the ring steel fastener unit is sleeved on tall and slender structure middle and upper part, and the annular fixed cell is sleeved on height
It soft structural base and is fixed on ground, several energy-dissipating and shock-absorbing units connect the ring steel fastener unit and annular is solid
Order member;
The energy-dissipating and shock-absorbing unit includes upside power transmission unit, drum type brake damper, downside power transmission unit, and the upside passes
Power unit connects the ring steel fastener unit and drum type brake damper, and the downside power transmission unit connection annular is fixed
Unit and drum type brake damper;
The drum type brake damper includes peripheral steel cylinder, and both ends are symmetrically filled on one section and can press inside the periphery steel cylinder
Contracting Energy dissipating material layer and under compressible Energy dissipating material layer, the upper compressible Energy dissipating material layer and under compressible Energy dissipating material layer it
Between be symmetrically arranged with pre-compressed spring and lower pre-compressed spring, be symmetrically arranged between the upper pre-compressed spring and lower pre-compressed spring
Steel cylinder in steel cylinder and lower first in first, steel cylinder is internally provided with steel cylinder in second, institute in steel cylinder and lower first in described first
State in peripheral steel cylinder and upper first in steel cylinder and lower first between steel cylinder and in described second in steel cylinder and upper first steel cylinder and
Shearing-type energy-consumption material is filled in lower first between steel cylinder;
It is provided with upper piston steel plate in the upper pre-compressed spring and upper first between steel cylinder, the lower pre-compressed spring and lower the
Lower piston steel plate is provided in one between steel cylinder, the upper piston steel plate is connected with transmission rod, and the upper transmission rod setting
There is graduated scale;The lower piston steel plate is connected with lower transmission rod, and the lower transmission rod connects the downside power transmission unit, and described
Lower transmission rod is provided with graduated scale;It is provided with power transmission steel plate between the upper compressible Energy dissipating material layer and upper pre-compressed spring,
Lower power transmission steel plate is provided under described between compressible Energy dissipating material layer and lower pre-compressed spring, the periphery steel cylinder both ends are equipped with
Upper sealing steel plate and lower sealing steel plate, the upper transmission rod pass through the upper power transmission steel plate, upper compressible Energy dissipating material layer and on
Sealing steel plate simultaneously connects the upside power transmission unit, the lower transmission rod pass through the lower power transmission steel plate, under compressible energy consumption material
The bed of material and lower sealing steel plate simultaneously connect the downside power transmission unit.
Preferably, in described upper first in steel cylinder and lower first between steel cylinder in 50mm~150mm, described second steel
At a distance of 50mm~150mm between cylinder and upper piston steel plate, in described second between steel cylinder and lower piston steel plate at a distance of 50mm~
150mm。
Preferably, the compressible Energy dissipating material is using viscoelastic material or metal-rubber or foamed aluminium, the shearing-type
Energy dissipating material uses viscoelastic material.
Preferably, the viscoelastic material is vulcanized by high temperature and pressure or Strong Adhesive is handled.
Further, the upper transmission rod upper end and the lower transmission rod lower end are respectively arranged with threaded connection steel bushing
Cylinder and lower threaded connection steel bushing, upside power transmission unit lower end and downside power transmission unit upper end respectively correspond setting
There is connection screw thread.
Preferably, the upside power transmission unit and downside power transmission unit are steel hinge rope or bracing members.
Further, the annular fixed cell is formed by connecting by multiple dismountable curved plate units, the arc
Steel plate unit both ends are provided with connection bolt hole, are attached between them by bolt;
Several piling bar holes are additionally provided on the curved plate unit, the curved plate unit is fixed on by long piling bar
On ground.
Preferably, the shape of the long piling bar cross section is round or rectangular, and lower end point upper end is thick, and its surface is arranged
There is the decorative pattern for increasing roughness.
Further, be provided with several upper connectors in the ring steel fastener unit, the connector by bolt with
The upside power transmission unit is connected;
Several lower connectors are provided on the annular fixed cell, the lower connector is passed by bolt and the downside
Power unit is connected.
The present invention also provides a kind of shock-dampening method of multi-direction damping protection system using above-mentioned tall and slender structure, the party
Method includes:
Step 1, according to the form of protected structure, performance and by extraneous load incentive action the characteristics of determines and closes
The size and number of suitable energy-eliminating shock-absorbing unit, and adjust suitable position and angle;
Step 2, it selects suitable ring steel fastener unit to be sleeved on protected structural outer, and selects suitable annular solid
Order member covers in protected structural outer and is fixed on ground, then connects the annular steel fastener list by energy-dissipating and shock-absorbing unit
Member and annular fixed cell;
Step 3, energy-eliminating shock-absorbing unit is adjusted by being threadedly coupled the tightened number of threads of steel bushing above and/or under adjusting
It to suitable pretightning force, and is read in real time by upper transmission rod and lower transmission rod high scale ruler, in order to flexibly accurately carry out
It adjusts, also can guarantee that the later period is preferably observed.
Step 4, protection effect is observed: when earthquake and high wind generate multi-direction --- horizontal, vertical and torsion --- load
When excitation, its vibrational energy can be transmitted in drum type brake damper and dissipate by damping protection system, damping protection
Adding for system provides a lateral rigidity to tall and slender structure, makes tall and slender structure that internal force occur under the excitation of extraneous load and divides again
Cloth significantly reduces the maximal bending moment of structure, avoids or mitigate bottom weak part generation damage and failure;
When protected structure is by small shake and wind shake incentive action, thin tail sheep deformation occurs for energy-eliminating shock-absorbing unit, mainly
It is consumed energy by shearing-type energy-consumption material, reduces the dynamic response of structure, guarantee that fatigue rupture does not occur for structure;
When protected structure is by big shake and strong/typhoon vibration incentive action, shearing-type energy-consumption that energy-dissipating and shock-absorbing unit is pinched
Material and compressible Energy dissipating material layer generate deformation and consume energy jointly, reduce the dynamic response of structure, guarantee that protected structure is not inclined
It covers and collapses, while compressible Energy dissipating material can provide biggish rigidity, play position-limiting action, it can be ensured that shearing-type energy-consumption material
Failure by shear does not occur for material;
Meanwhile the pre-compressed spring in drum type brake damper can provide biggish elasticity in its compression and restore rigidity, increase
The resistance to deformation and recoverable ability of entire damping protection system.
Compared with the prior art, technical solution of the present invention has the beneficial effect that
1. damping protection system can be according to the form of protected structure, performance and by extraneous load incentive action
The characteristics of, it determines the size and number of suitable energy-eliminating shock-absorbing unit, and adjust suitable position and angle, is adjusted
Degree is high, is optimal the damping protection efficiency of damping protection system;
2. this damping protection system is equal when earthquake and high wind generate multi-direction (horizontal, vertical and torsion) load excitation
Optimal being transmitted in drum type brake damper of its vibrational energy can be dissipated, guarantee entire damping protection system to appoint
The vibration of meaning direction has good energy-eliminating shock-absorbing effect.
3. energy-eliminating shock-absorbing unit and ring steel fastener unit and curved plate unit are all made of articulated connection, in extraneous load
Under incentive action, the power transmission energy consumption mechanism of damping protection system is clear.So that the Impact direction of energy-eliminating shock-absorbing unit is always it
It is axial, make to be not subject to moment of flexure on energy-eliminating shock-absorbing unit, ensure that drum type brake damper plays good energy-dissipating property, make simultaneously
Energy-eliminating shock-absorbing unit will not generate bending failure.
4. drum type brake damper is internally provided with compressible Energy dissipating material layer, shearing-type energy-consumption material and pre-compressed spring, structure
It makes rationally, power transmission energy consumption mechanism is clear.When the multi-direction damping protection system is by small shake and wind shake incentive action, cylinder
Thin tail sheep deformation occurs for formula damper, mainly glues Energy dissipating material layer by shearing-type and consumes energy, reduces the dynamic response of structure, protects
Fatigue rupture does not occur for card structure;When by big shake and strong (platform) wind shake incentive action, shearing-type glues Energy dissipating material layer and can
Compression Energy dissipating material layer consumes energy jointly, reduces the dynamic response of structure, guarantees that protected structure does not topple and collapses, while can press
Contracting Energy dissipating material can provide biggish rigidity, play position-limiting action, it can be ensured that shearing-type glues Energy dissipating material layer and do not shear
It destroys, this damping protection system is made to have good energy-dissipating and shock-absorbing effect under thin tail sheep excitation and big displacement excitation.
5. the pre-compressed spring in drum type brake damper, which can provide biggish elasticity when device is pressurized, restores rigidity, this increase
The resistance to deformation and recoverable ability of entire damping protection system.
6. energy-eliminating shock-absorbing unit pretightning force size can be read in real time according to the scale reading on transmission rod, in order to flexibly quasi-
True carry out installation and adjustment also can guarantee that the later period preferably carries out the variation of observation pretightning force over time, judges pretightning force
Whether fail or need to be adjusted, and can guarantee the balance being optimal between each pretightning force
7. all parts unit of damping protection system passes through assembly connection, keep its installation high-efficient, adjusts
Degree of flexibility is high, and the replaceable rate of component and utilization rate are high.
8. multiple communities or an entirety can be formed between curved plate by assembly connection, it is greatly improved whole
The stability and anti-pulling ability of a damping protection system.
Detailed description of the invention
Fig. 1 is a kind of main view of the multi-direction damping protection system of tall and slender structure of the present invention;
Fig. 2 is the main view of drum type brake damper of the present invention;
Fig. 3 is the main view of ring steel fastener unit of the present invention Yu energy-eliminating shock-absorbing unit connected node;
Fig. 4 is the main view of curved plate unit of the present invention Yu energy-eliminating shock-absorbing unit connected node;
Fig. 5 is the main view of the long piling bar of the present invention;
Fig. 6 is the main view of ring steel fastener unit of the present invention;
Fig. 7 be peripheral steel cylinder in drum type brake damper of the present invention in Fig. 2, under compressible Energy dissipating material layer and upper transmission rod A-
A is to cross-sectional view;
Fig. 8 be peripheral steel cylinder in drum type brake damper of the present invention in Fig. 2, shearing-type energy-consumption material, in lower first steel cylinder and
Steel cylinder B-B direction cross-sectional view in second;
In figure: 1 protected structure, 2 ring steel fastener units, 3 energy-eliminating shock-absorbing units, power transmission unit on the upside of 3-1, under 3-2
Side power transmission unit, 3-3 drum type brake damper, 4 curved plate units, 4-1 bolt hole, 4-2 piling bar hole, 4-3 threaded securing bores, 5
Upper connector, 6 lower connectors are threadedly coupled steel bushing on 7-1, are threadedly coupled steel bushing under 7-2,8 peripheral steel cylinders, and 9-1 is upper close
Steel plate is sealed, sealing steel plate under 9-2, the upper power transmission steel plate of 10-1, power transmission steel plate under 10-2, the upper pre-compressed spring of 11-1, precompressed under 11-2
Spring, 12-1 upper piston steel plate, 12-2 lower piston steel plate, the upper transmission rod of 13-1, transmission rod under 13-2, steel in 14-1 upper first
Cylinder, first under 14-2 in steel cylinder, steel cylinder in 15 second, the upper compressible Energy dissipating material layer of 16-1, compressible Energy dissipating material under 16-2
Layer, 17 shearing-type energy-consumption materials, 18 be upper junction steel plate, 19 lower junction steel plates, 20 long piling bars, 21 fastening bolts.
Specific embodiment
According to following embodiments, the present invention may be better understood.However, as it will be easily appreciated by one skilled in the art that real
It applies content described in example and is merely to illustrate the present invention, without sheet described in detail in claims should will not be limited
Invention.
As shown in Figure 1, of the present invention is a kind of multi-direction damping protection system of tall and slender structure.It is described multi-direction to subtract
Guard system is shaken by multiple ring steel fastener units 2, multiple energy-eliminating shock-absorbing units 3, multiple arcs steel plate unit 4, multiple upper companies
Fitting 5, multiple lower connectors 6, five most of compositions.The ring steel fastener unit 2 is fixedly set in protected structure 1,
Curved plate unit 4 is fixedly connected with the earth.
, annular several with the matched upper connector 5 of energy-eliminating shock-absorbing unit 3 is evenly arranged with around ring steel fastener unit 2
The upper end of steel fastener unit 2 and energy-eliminating shock-absorbing unit 3 is articulated and connected by the upper connector 5 assembly;It is set on curved plate unit 4
It is equipped with several with the matched lower connector 6 of energy-eliminating shock-absorbing unit 3, curved plate unit 4 and the lower end of energy-eliminating shock-absorbing unit 3 pass through
The lower assembly of connector 6 articulated connection;Curved plate unit 4 is fixedly connected with the ground by the long piling bar 20 in Fig. 5, arc
Multiple communities or an entirety can be formed between steel plate unit 4 by assembly connection.
Such as Fig. 1,2, energy-eliminating shock-absorbing unit 3 is by upside power transmission unit 3-1, drum type brake damper 3-3 and downside power transmission unit
3-2 composition, drum type brake damper 3-3 are arranged in the middle part of energy-eliminating shock-absorbing unit 3, upside power transmission unit 3-1 and the power transmission of lower two sides
Unit 3-2 is connect with drum type brake damper 3-3 using Screw assembly.Drum type brake damper 3-3 is for the external drive effect that dissipates
Lower vertical, the horizontal and multidirectional vibrational energy of torsion resists pressure both vertically as well as horizontally or pulling capacity and is entire
System, which provides one, can restore rigidity comprising: above it is threadedly coupled steel bushing 7-1, lower threaded connection steel bushing 7-2, peripheral steel
Cylinder 8, upper sealing steel plate 9-1, lower sealing steel plate 9-2, upper power transmission steel plate 10-1, lower power transmission steel plate 10-2, upper pre-compressed spring 11-1,
Lower pre-compressed spring 11-1, upper piston steel plate 12-1, lower piston steel plate 12-2, upper transmission rod 13-1, lower transmission rod 13-2, upper
Steel cylinder 14-1 in one, steel cylinder 15 in steel cylinder 14-2 and second in lower first;Wherein, upper sealing steel plate 9-1, upper power transmission steel plate 10-
1, upper piston steel plate 12-1, lower piston steel plate 12-2, lower power transmission steel plate 10-2, lower sealing steel plate 9-2, by peripheral steel cylinder inner cavity
It is separated into the first cavity set gradually from top to bottom, the second cavity, third cavity, the 4th cavity and the 5th cavity, wherein
Upper pre-compressed spring 11-1 and lower pre-compressed spring 11-2 is set in the second cavity and the 4th cavity, is filled out in the first cavity and the 5th cavity
Fill with compressible Energy dissipating material layer 16-1 and under compressible Energy dissipating material layer 16-2, steel cylinder in first, steel cylinder and periphery in second
Upper shearing-type energy-consumption material 17 is filled between steel cylinder;The upper surface of the upper piston steel plate 12-1 passes sequentially through transmission rod
13-1, upper threaded coupling sleeve 7-1 are connect with upside power transmission unit 3-1, upside power transmission unit 3-1 and ring steel fastener unit 2
It is connected;The lower surface of the lower piston steel plate 12-2 passes sequentially through lower transmission rod 13-2, lower threaded coupling sleeve 7-2 and downside
Power transmission unit 3-2 connection, downside power transmission unit 3-2 are connected with curved plate unit 4;Upper transmission rod 13-1 and lower transmission rod
The pretightning force reading scale by check is provided on 13-2.
Upper sealing steel plate 9-1 and lower sealing steel plate 9-2 are symmetrically arranged in the top and bottom of peripheral steel cylinder 8;It is upper close
The rod aperture for being equipped at the center of steel plate 9-1 and passing through for upper transmission rod 13-1 is sealed, is equipped at the center of lower sealing steel plate 9-1 under supplying
The rod aperture that transmission rod 13-2 is passed through, rod aperture are 1~2mm bigger than the diameter of transmission rod 13.
Upper piston steel plate 12-1 and lower piston steel plate 12-2 are symmetricly set on inside peripheral steel cylinder 8, wherein upper piston steel plate
The upper end of 12-1 is welded and fixed with one end of upper transmission rod 13-1 and connect, and the upper transmission rod 13-1 other end passes through upper power transmission steel plate
10-1, upper compressible Energy dissipating material layer 16-1 and upper sealing steel plate 9-1, pass through upper threaded connection with upside power transmission unit 3-1
The connection of steel bushing 7-1 Screw assembly;The lower end of lower piston steel plate 12-2 is welded and fixed with lower one end transmission rod 13-2 and connect, under
The transmission rod 13-2 other end pass through lower power transmission steel plate 10-2, under compressible Energy dissipating material layer 16-2 and upper sealing steel plate 9-2, with
Downside power transmission unit 3-3 passes through lower threaded connection steel bushing 7-2 assembly connection.
Preferably, in upper first in steel cylinder 14-1 and lower first between steel cylinder 14-2 in 50mm~150mm, second steel
At a distance of 50mm~150mm between 15 and upper piston steel plate 12-1 of cylinder, in second between steel cylinder 15 and lower piston steel plate 12-2 apart
50mm~150mm.
In peripheral steel cylinder 8 and upper first between steel cylinder 14-1, in upper first in steel cylinder 14-1 and second between steel cylinder 15,
It is filled between steel cylinder 15 between steel cylinder 14-2 and in lower first in steel cylinder 14-2 and second in peripheral steel cylinder 8 and lower first
Shearing-type energy-consumption material 17.
The height of second cavity and the 4th cavity is identical, and upper pre-compressed spring 11-1 and lower pre-compressed spring 11-2 are freely placed at
In the second cavity and the 4th cavity of peripheral steel cylinder 8, it is preferable that above the length of pre-compressed spring 11-1 and lower pre-compressed spring 11-2 is
The 1/8~1/4 of peripheral steel cylinder length, and diameter is slightly less than the internal diameter of peripheral steel cylinder 8.
The height of first cavity and the 5th cavity is identical, is the 1/10~1/5 of peripheral 8 height of steel cylinder, third cavity
Height is peripheral 8 height 1/8~1/4 of steel cylinder.
Upper compressible Energy dissipating material 16-1 and under compressible Energy dissipating material 16-2 using viscoelastic material or metal-rubber or
Foamed aluminium, shearing-type energy-consumption material 17 uses viscoelastic material, and the viscoelastic material is vulcanized by high temperature and pressure or strength
Adhesive is attached.
Such as Fig. 1,3, the embedding entrance opening dimension of upper connector 5 provided around ring steel fastener unit 2 is slightly larger than being connected thereto
The upside end power transmission unit 3-1 junction steel plate size, upper connector 5 and upper junction steel plate 18, which are respectively provided with, to match
The diameter of bolt hole, bolt hole is 2~4mm bigger than the diameter of bolt.Ring steel fastener unit 2 by fastening bolt 21 fastening make its with
Protected structure 1 is stably connected with;Preferably, the upside power transmission unit 3-1 and downside power transmission unit 3-2 is steel hinge rope or steel branch
Support, the bracing members are made of several segments screw element, and form is to be added in " ten " font steel plate or steel pipe among steel pipe or steel pipe
Between linear type steel plate is added, steel plate is fixedly connected with steel pipe.
Such as Fig. 1,4, arcuately to be uniformly arranged lower 6 threaded securing bores 4-3 of connector several in direction on curved plate unit 4,
Curved plate unit 4 and downside power transmission unit 3-2 pass through lower connector 6 progress bolt assembly connection, lower connector 6 and arc-shaped steel
Plate unit 4 passes through bolt assembly connection.The embedding entrance opening dimension of the lower connector 6 is slightly larger than downside power transmission unit connected to it
The size of the junction steel plate 19 of the end 3-2, lower connector 6 and lower junction steel plate 19 are respectively provided with the bolt hole to match, bolt hole
Diameter it is 2~4mm bigger than the diameter of bolt.
Such as Fig. 1,5, arcuately direction is uniformly arranged that piling bar hole 4-2 is several on curved plate unit 4, and piling bar hole 4-2's is straight
Diameter is the 1/8~1/3 of steel plate width, and the diameter of piling bar hole 4-2 is than big 2~4mm at long 20 maximum gauge of piling bar;Each arc panel
The both ends of unit 4 are disposed radially several with the bolt hole 4-1 of other units match, pass through between curved plate unit 4
Bolt assembly connection.The shape in 20 section of long piling bar is circle or rectangular, and lower end point upper end is thick, long 20 surface of piling bar setting
There is the decorative pattern for increasing roughness.
A kind of shock-dampening method of the multi-direction damping protection system using above-mentioned tall and slender structure, this method comprises:
Step 1, according to the form of protected structure, performance and by extraneous load incentive action the characteristics of determines and closes
The size and number of suitable energy-eliminating shock-absorbing unit 3, and adjust suitable position and angle;
Step 2, it selects suitable ring steel fastener unit to be sleeved on protected structural outer, and selects suitable annular solid
Order member covers in protected structural outer and is fixed on ground, then connects the annular steel fastener list by energy-dissipating and shock-absorbing unit
Member and annular fixed cell;
Step 3, energy-eliminating shock-absorbing unit is adjusted by being threadedly coupled the tightened number of threads of steel bushing above and/or under adjusting
3 to suitable pretightning force, and is read in real time by upper transmission rod and lower transmission rod high scale ruler, in order to flexibly accurately carry out
It adjusts, also can guarantee that the later period is preferably observed.
Step 4, protection effect is observed: when earthquake and high wind generate multi-direction --- horizontal, vertical and torsion --- load
When excitation, its vibrational energy can be transmitted in drum type brake damper and dissipate by damping protection system, damping protection
Adding for system provides a lateral rigidity to tall and slender structure, makes tall and slender structure that internal force occur under the excitation of extraneous load and divides again
Cloth significantly reduces the maximal bending moment of structure, avoids or mitigate bottom weak part generation damage and failure;
When protected structure is by small shake and wind shake incentive action, thin tail sheep deformation occurs for energy-eliminating shock-absorbing unit 3, mainly
It is consumed energy by shearing-type energy-consumption material, reduces the dynamic response of structure, guarantee that fatigue rupture does not occur for structure;
When protected structure is by big shake and strong/typhoon vibration incentive action, shearing-type energy-consumption that energy-dissipating and shock-absorbing unit is pinched
Material and compressible Energy dissipating material layer generate deformation and consume energy jointly, reduce the dynamic response of structure, guarantee that protected structure is not inclined
It covers and collapses, while compressible Energy dissipating material can provide biggish rigidity, play position-limiting action, it can be ensured that shearing-type energy-consumption material
Failure by shear does not occur for material;
Meanwhile the pre-compressed spring in drum type brake damper can provide biggish elasticity in its compression and restore rigidity, increase
The resistance to deformation and recoverable ability of entire damping protection system.
Claims (10)
1. a kind of multi-direction damping protection system of tall and slender structure, it is characterised in that: fixed including ring steel fastener unit, annular
Unit and several energy-dissipating and shock-absorbing units;
Wherein, the ring steel fastener unit is sleeved on tall and slender structure middle and upper part, and the annular fixed cell is sleeved on high soft knot
It structure bottom and is fixed on ground, several energy-dissipating and shock-absorbing units connect the ring steel fastener units and annular is fixed single
Member;
The energy-dissipating and shock-absorbing unit includes upside power transmission unit, drum type brake damper, downside power transmission unit, the upside power transmission list
Member connects the ring steel fastener unit and drum type brake damper, the downside power transmission unit connection annular fixed cell
And drum type brake damper;
The drum type brake damper includes peripheral steel cylinder, and both ends are symmetrically filled with one section of upper compressible consumption inside the periphery steel cylinder
Can material layer and under compressible Energy dissipating material layer, the upper compressible Energy dissipating material layer and under it is right between compressible Energy dissipating material layer
Title is provided with pre-compressed spring and lower pre-compressed spring, is symmetrically arranged with first between the upper pre-compressed spring and lower pre-compressed spring
Steel cylinder in interior steel cylinder and lower first, steel cylinder is internally provided with steel cylinder in second in steel cylinder and lower first in described first, described outer
It encloses in steel cylinder and upper first in steel cylinder and lower first between steel cylinder and steel cylinder and lower the in steel cylinder and upper first in described second
Shearing-type energy-consumption material is filled in one between steel cylinder;
Upper piston steel plate is provided in the upper pre-compressed spring and upper first between steel cylinder, in the lower pre-compressed spring and lower first
Lower piston steel plate is provided between steel cylinder, the upper piston steel plate is connected with transmission rod, and the upper transmission rod is provided with quarter
Spend ruler;The lower piston steel plate is connected with lower transmission rod, and the lower transmission rod connects the downside power transmission unit, and it is described under pass
Power bar is provided with graduated scale;Power transmission steel plate is provided between the upper compressible Energy dissipating material layer and upper pre-compressed spring, it is described
Under be provided with lower power transmission steel plate between compressible Energy dissipating material layer and lower pre-compressed spring, the periphery steel cylinder both ends are equipped with close
Steel plate and lower sealing steel plate are sealed, the upper transmission rod passes through the upper power transmission steel plate, upper compressible Energy dissipating material layer and upper sealing
Steel plate simultaneously connects the upside power transmission unit, the lower transmission rod pass through the lower power transmission steel plate, under compressible Energy dissipating material layer
And lower sealing steel plate and connect the downside power transmission unit.
2. a kind of multi-direction damping protection system of tall and slender structure according to claim 1, it is characterised in that: described upper
In one in steel cylinder and lower first between steel cylinder in 50mm~150mm, described second between steel cylinder and upper piston steel plate apart
50mm~150mm, at a distance of 50mm~150mm between steel cylinder and lower piston steel plate in described second.
3. a kind of multi-direction damping protection system of tall and slender structure according to claim 1, it is characterised in that: described to press
Contracting Energy dissipating material uses viscoelastic material using viscoelastic material or metal-rubber or foamed aluminium, the shearing-type energy-consumption material.
4. a kind of multi-direction damping protection system of tall and slender structure according to claim 3, it is characterised in that: the viscoelastic
Property material by high temperature and pressure vulcanize or Strong Adhesive handled.
5. a kind of multi-direction damping protection system of tall and slender structure according to claim 1, it is characterised in that: the upload
Power bar upper end and the lower transmission rod lower end, which are respectively arranged with, is threadedly coupled steel bushing and lower threaded connection steel bushing, described
Upside power transmission unit lower end and downside power transmission unit upper end respectively correspond and are provided with connection screw thread.
6. the multi-direction damping protection system of a kind of tall and slender structure according to claim 1 or 5, it is characterised in that: described
Upside power transmission unit and downside power transmission unit be steel hinge rope or bracing members.
7. a kind of multi-direction damping protection system of tall and slender structure according to claim 1, it is characterised in that: the annular
Fixed cell is formed by connecting by multiple dismountable curved plate units, and curved plate unit both ends are provided with connection spiral shell
Keyhole is attached between them by bolt;
Several piling bar holes are additionally provided on the curved plate unit, the curved plate unit is fixed on ground by long piling bar
On.
8. a kind of multi-direction damping protection system of tall and slender structure according to claim 7, it is characterised in that: the long steel
The shape of stake cross section is circle or rectangular, and lower end point upper end is thick, and its surface is provided with the decorative pattern for increasing roughness.
9. a kind of multi-direction damping protection system of tall and slender structure according to claim 1, it is characterised in that: the annular
Several upper connectors are provided on steel fastener unit, the connector is connected by bolt with the upside power transmission unit;
Several lower connectors are provided on the annular fixed cell, the lower connector passes through bolt and the downside power transmission list
Member is connected.
10. the present invention also provides a kind of shock-dampening method of multi-direction damping protection system using tall and slender structure, the Gao Rou
The multi-direction damping protection system of structure includes ring steel fastener unit, annular fixed cell and several energy-dissipating and shock-absorbing units,
It is characterized by:
This method comprises: step 1, the characteristics of according to the form of protected structure, performance and by extraneous load incentive action,
It determines the size and number of suitable energy-eliminating shock-absorbing unit, and adjusts suitable position and angle;
Step 2, it selects suitable ring steel fastener unit to be sleeved on protected structural outer, and selects suitable annular fixed single
Member covers in protected structural outer and is fixed on ground, then by energy-dissipating and shock-absorbing unit connect the ring steel fastener unit and
Annular fixed cell;
Step 3, energy-eliminating shock-absorbing unit is adjusted to conjunction by being threadedly coupled the tightened number of threads of steel bushing above and/or under adjusting
Suitable pretightning force, and read in real time by upper transmission rod and lower transmission rod high scale ruler, in order to flexibly accurately be adjusted,
Also it can guarantee that the later period is preferably observed;
Step 4, protection effect is observed: when earthquake and high wind generate multi-direction --- horizontal, vertical and torsion --- load excitation
When, its vibrational energy can be transmitted in drum type brake damper and dissipate by damping protection system, damping protection system
Add and provide a lateral rigidity to tall and slender structure, make tall and slender structure that Internal Force Redistribution occur under the excitation of extraneous load,
The maximal bending moment for significantly reducing structure avoids or mitigates bottom weak part generation damage and failure;
When protected structure is by small shake and wind shake incentive action, thin tail sheep deformation occurs for energy-eliminating shock-absorbing unit, mainly by cutting
Cut type Energy dissipating material consumes energy, and reduces the dynamic response of structure, guarantees that fatigue rupture does not occur for structure;
When protected structure is by big shake and strong/typhoon vibration incentive action, shearing-type energy-consumption material that energy-dissipating and shock-absorbing unit is pinched
Generate deformation with compressible Energy dissipating material layer to consume energy jointly, reduce the dynamic response of structure, guarantee protected structure do not topple with
Collapse, while compressible Energy dissipating material can provide biggish rigidity, play position-limiting action, it can be ensured that shearing-type energy-consumption material is not
Failure by shear occurs;
Meanwhile the pre-compressed spring in drum type brake damper can provide biggish elasticity in its compression and restore rigidity, increase entire
The resistance to deformation of damping protection system and recoverable ability.
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