CN208633298U - A kind of single pendulum-viscous liquid joint damper - Google Patents
A kind of single pendulum-viscous liquid joint damper Download PDFInfo
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- CN208633298U CN208633298U CN201820905404.9U CN201820905404U CN208633298U CN 208633298 U CN208633298 U CN 208633298U CN 201820905404 U CN201820905404 U CN 201820905404U CN 208633298 U CN208633298 U CN 208633298U
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Abstract
A kind of single pendulum-viscous liquid joint damper, including wirerope hanging node, wirerope, single pendulum mass block, liquid container, sticky organic solution, anti-overflow slot；Anti-overflow slot is installed on the platform of building interior, and liquid container is placed in anti-overflow slot, and the top of liquid container is equipped with several liquid injection holes, adds toughness organic solution in liquid container；Wirerope hanging node is set to the top of building interior, and is located at the top of liquid container；Wirerope head end is fixed on wirerope hanging node, and single pendulum mass block is installed in wirerope end, and single pendulum mass block is immersed in sticky organic solution.The utility model has many advantages, such as that the effect, the structure that enhance damper system inhibition main structure vibration are simple, easy for construction, occupancy volume and quality are smaller, noise is small.The utility model belongs to building aseismicity technical field.
Description
Technical field
The utility model belongs to building aseismicity technical field, in particular to a kind of single pendulum-viscous liquid combines damper.
Background technique
Skyscraper, especially more than the super high-rise building of 150m, load effect in the horizontal direction is significant, therefore wind lotus
Load, earthquake load are the main controlling elements of structure design.Wind load and earthquake load are random load, can cause structure
Vibration, the damping device appropriate such as damper is installed in structure can be effectively reduced structural vibration effect (such as the layer of structure
Between sidesway, top displacement, top acceleration, substrate overturning moment and torque etc.), to improve the wind resistance of structure, anti-seismic performance.
Common damper includes TMD (Tuned Mass Damper tuned mass damper) and TLD (Tuned
Liquid Damper Tuned Liquid).Under normal circumstances, the first natural frequency needs and structure of TMD or TLD system
Whole first natural frequency is closer to, and the quality of TMD or TLD system need it is sufficiently large, it is sufficiently large with master to generate
The vibration of body structural vibration opposite in phase, such TMD or TLD system can be effective due to vibrating the power generated to main structure
The amplitude for inhibiting main structure vibration, to have the function that energy-dissipating and shock-absorbing.But conventional TMD or TLD system often exists
Following problems: (1) TLD system, which generally requires biggish quality, to play preferable inhibition to the vibration of structure level direction
Effect, especially for the higher skyscraper of structure total mass ratio, generally requires huge container, can accommodate enough
Solution, both occupied space, constructed also not convenient；(2) TMD system is often also required to biggish quality, it is considered that TMD mass needs
Reach 1% or so of body's structure quality, can just play relatively good effectiveness in vibration suppression, however excessive quality is to lifting construction
Biggish difficulty is brought, while also increasing the risk of structure entirety；(3) often top uses sunpender to current TMD system
It is connect with main structure, lower part, as support, and connect with substructure that (such as Chinese Taibei 101 is greatly using metal damp connecting lever
Building TMD vibration control system), the mechanical realization of such system is complex, and cost, maintenance cost are higher.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of single pendulum-viscous liquid joint damper, it has structure simpler
Singly, the advantages that volume mass is smaller, passive energy dissipation effect is good, noise is small.
A kind of single pendulum-viscous liquid joint damper, including wirerope hanging node, wirerope, single pendulum mass block, liquid hold
Device, sticky organic solution, anti-overflow slot；Anti-overflow slot is installed on the platform of building interior, and liquid container is placed in anti-overflow slot, liquid
The top of container is equipped with several liquid injection holes, adds toughness organic solution in liquid container；Wirerope hanging node is set in building
The top in portion, and it is located at the top of liquid container；Wirerope head end is fixed on wirerope hanging node, and single pendulum matter is installed in wirerope end
Gauge block, and single pendulum mass block is immersed in sticky organic solution.Using this structure, the reversal of vibrations that single pendulum system had both been utilized turns
The vibrational energy of main structure is moved, and utilizes the friction between single pendulum mass block and sticky organic liquid and sticky organic liquid
Friction between chamber wall is consumed energy, to expand energy consumption approach, is enhanced damper system and is inhibited main structure vibration
Dynamic effect；Structure is simple simultaneously, easy for construction, occupies volume and quality is smaller, and noise is small.
As a preference, liquid container is cylindrical, the upper end opening of liquid container；Single pendulum mass block is spherical in shape；And
The height of liquid container is greater than the diameter of single pendulum mass block, and the diameter of liquid container is greater than the diameter of single pendulum mass block.Using this
Structure, single pendulum mass block can be immersed in sticky organic solution, can more using single pendulum mass block and sticky organic liquid it
Between friction consume energy, promoted energy-dissipating and shock-absorbing effect.
As a preference, the height of liquid container is greater than the diameter of 1.5 times of single pendulum mass blocks.The diameter of liquid container is big
In the diameter of 2.5 times of single pendulum mass blocks.Using this structure, the sticky organic solution of more volumes except enable single pendulum mass block more
It is completely submerged in sticky organic solution, also as the friction between viscosity mailing liquid and liquid container wall is increased, thus
Energy consumption effect is more fully improved, energy-dissipating and shock-absorbing effect is improved.
As a preference, sticky organic solution uses at 20 DEG C dynamic viscosity for the viscosity of 500~3000mPas
Organic solution.The effect of single pendulum system energy consumption can not be influenced using the suitably sticky organic solution of the coefficient of viscosity using this structure
Under, it can effectively increase between friction and sticky organic liquid and the chamber wall between single pendulum mass block and sticky organic liquid
Friction, and then enhance energy-dissipating and shock-absorbing, improve energy-dissipating and shock-absorbing effect.
As a preference, sticky organic solution is silicone oil.Using this structure, can preferably take into account simultaneously single pendulum damping and
Sticky organic liquid damping by friction.
As a preference, wirerope uses tensile strength to be made of the high strength wire rope of 2160MPa.The nominal of wirerope is straight
Diameter is calculated according to the weight of single pendulum mass block, it is desirable that elastic stretching resistance is not less than 3 times of single pendulum mass block weight.Using this knot
The elastic pulling force of structure, wirerope is good, and the movement and stress of single pendulum mass block, keep the stable of system in the case of energy power limit
And safety.
As a preference, wirerope hanging node is in cross, a circular groove, circle are equipped at the center of wirerope hanging node
Trench bottom is equipped with a circular hole；Wirerope hanging node frame is on the crossbeam of the upper floor of building interior.Using this structure, suspension section
Point structure is simple, sound construction, can stablize and fix wirerope.
As a preference, wirerope is divided into 4 strands, and is anchored in the circular groove inner wall of wirerope hanging node, after anchoring, 4 strands are mixed
A wirerope is synthesized to be pierced by from the circular hole of circular groove bottom.Using this structure, wirerope can be more stably installed, and 4 strands are mixed
Wirerope intensity and degree of firmly installing it is more preferable, system is more firm.
As a preference, single pendulum mass block is made of stainless steel material.It is corrosion-resistant using this structure, single pendulum quality
Block is durable.
As a preference, the liquid injection hole on the top of liquid container is connected with liquid injecting pipeline, anti-overflow slot is equipped with drainage hole,
Drainage hole is connect with building Drainage pipe.Using this structure, facilitate the sticky organic liquid of injection, and injects quick；Guarantee to overflow
Liquid is discharged in time, can prevent the liquid spill in liquid container in unexpected situations.
The advantages of the utility model:
1, the damper system for skyscraper vibration control is constituted jointly using single pendulum mass block and viscous liquid, both
The vibrational energy of the reversal of vibrations transfer main structure of single pendulum system is utilized, and utilizes between single pendulum mass block and viscous liquid
Friction and viscous liquid and chamber wall between friction consume energy, to expand energy consumption approach, enhance damper
System inhibits the effect of main structure vibration.
2, between the single pendulum mass block occurred in the utility model and viscous liquid and viscous liquid and chamber wall
Friction, belongs to the friction between solid and liquid, utilizes between solid and solid compared to general friction pendulum damping ratio
Friction is to consume energy, this damper is nearly free from noise at work, and smaller to the interference of user, users'comfort is higher.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Fig. 2 is the scheme of installation of single pendulum mass block.
Fig. 3 is the structural schematic diagram of wirerope hanging node.
Wherein, the anti-overflow slot of 1-, 2- liquid container, 3- drainage hole, 4- liquid injection hole, 5- viscosity organic liquid, 6- single pendulum quality
Block, 7- wirerope, 8- wirerope hanging node.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawing.
A kind of single pendulum-viscous liquid joint damper include wirerope hanging node, wirerope, single pendulum mass block, liquid container,
Sticky organic solution, anti-overflow slot；Anti-overflow slot is installed on platform, and the side wall of anti-overflow slot is equipped with drainage hole, and liquid container is placed
In in anti-overflow slot, the top of liquid container is equipped with liquid injection hole, the quantity of liquid injection hole be it is several, there is addition toughness in liquid container
Machine solution；Wirerope hanging node is set to the top of liquid container, and one end of wirerope is anchored on wirerope hanging node, wirerope it is another
One end is fixed with single pendulum mass block, the length long enough of wirerope, so that single pendulum mass block is immersed in viscosity solution.
Wirerope hanging node is in cross, and wirerope hanging node is formed by connecting by two bodies of rod in criss-cross fashion,
A circular groove is equipped at the center of wirerope hanging node, circular groove bottom is equipped with a circular hole；Wirerope hanging node frame is in upper in building
On the crossbeam in floor face.Wirerope is divided into 4 strands, is uniformly distributed on circular groove inner wall, and is anchored in the circular groove of wirerope hanging node
Wall；It is anchored in by circular groove inner wall in the body of rod of wirerope hanging node per one wirerope；After anchoring, 4 strands are mixed Cheng Yigen wirerope
It is pierced by from the circular hole of circular groove bottom.
Wirerope is at least the 3 of single pendulum mass block net weight using high-intensitive wirerope, the corresponding stretching resistance of the elastic limit of wirerope
Times or more, to guarantee the safety of damper system.In the present embodiment, wirerope uses tensile strength for the high intensity of 2160MPa
Wirerope is made.The length of wirerope should long enough so that single pendulum mass block is immersed in viscosity solution.
Single pendulum mass block is spherical metal block in the present embodiment.The quality of spherical metal block can be according to skyscraper itself
Quality estimation, the material of spherical metal block can be the material corrosion-resistant, density is big, preferably stainless steel material.
Sticky organic solution needs to meet 4 primary conditions: the coefficient of viscosity is larger, not volatile, burning point is higher, nontoxic
Property.In the present embodiment, sticky organic solution is silicone oil.
In the present embodiment, liquid container is cylindrical, the upper end opening of liquid container, the side wall on the top of liquid container
On there are 4 liquid injection holes, dedicated liquid injecting pipeline is connected with the liquid injection hole of liquid container, for improve fluid injection speed, Ke Yitong
Cross the fluid injection simultaneously of 4 liquid injecting pipelines.The diameter of liquid container should ensure that single pendulum mass block does not touch chamber wall in reciprocating motion；
Therefore the height of liquid container is greater than the diameter of spherical metal block, and the diameter of liquid container is greater than the diameter of single pendulum mass block, with
Guarantee that single pendulum mass block can be totally submerged in the solution always when damper works.To obtain better energy-dissipating and shock-absorbing effect
Fruit, the height of liquid container are greater than the diameter of 1.5 times of spherical metal blocks, and the diameter of liquid container is greater than 2.5 times of single pendulum mass blocks
Diameter.
Anti-overflow slot is equipped with drainage hole, and the dedicated Drainage pipe connection of drainage hole and building guarantees that overflowing liquid is arranged in time
Out, the liquid spill in liquid container in unexpected situations can be prevented.
A kind of construction procedure of single pendulum-viscous liquid joint damper:
(1) after the completion of constructure body structure is constructed, wirerope hanging node is installed, and tensioning wirerope carries out tension survey
Examination, it is desirable that the corresponding maximum stretching resistance of wirerope elastic deformation limit is not less than 3 times of single pendulum mass block net weight, by wirerope head end
It is installed on wirerope hanging node.
(2) cylindrical liquid container is installed, it is ensured that container is securely connect with floorboard.
(3) anti-overflow slot is installed in liquid container periphery, anti-overflow slot slot bottom is mated formation 4 layers or more of anti-seepage material, slot bottom with
With plastic cement rifle soldering and sealing between cell wall, guarantee anti-overflow slot no leakage.
(5) jack of 4 interim jackings is arranged in liquid container, and single pendulum mass block is lifted to liquid container
Top is slowly lowered on jack, unlocks lifting, and mass block is slowly jacked with jack to predetermined position, then by wirerope and list
The interface unit of pendulum mass block welds together, and stands no less than after 48 hours, removes jack.
(6) liquid injection hole is connected with liquid injecting pipeline, Drainage pipe is connected with drainage hole, and viscosity is injected into liquid container to be had
Machine solution is to predetermined altitude.
Working principle of the utility model is: when high building structure since horizontal lateral vibration occurs for the effect of wind or earthquake
When, single pendulum is swung therewith, single pendulum have damped natural frequency and main structure base rank intrinsic frequency it is close when, that is, can produce
It is vibrated with main structure antiphase, thus by main structure vibrational energy transfer to single pendulum system；Meanwhile in the utility model
In, the solution contained in liquid container rubs between sticky organic liquid and single pendulum mass block when single pendulum mass block is swung
It wipes and consumes energy, while the friction between the fluctuation and liquid container wall of sticky organic liquid itself can also consume energy, to increase
Energy consumption approach improves the efficiency of the inhibition main structure vibration of system.
Above-described embodiment is the preferable embodiment of utility model, but the embodiments of the present invention is not by above-mentioned reality
Apply the limitation of example, it is made under other any spiritual essence and principles without departing from the utility model change, modification, substitution,
Combination simplifies, and should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (10)
1. a kind of single pendulum-viscous liquid combines damper, it is characterised in that: including wirerope hanging node, wirerope, single pendulum quality
Block, liquid container, sticky organic solution, anti-overflow slot；Anti-overflow slot is installed on the platform of building interior, and liquid container is placed in anti-overflow
In slot, the top of liquid container is equipped with several liquid injection holes, adds toughness organic solution in liquid container；Wirerope hanging node is set
In the top of building interior, and it is located at the top of liquid container；Wirerope head end is fixed on wirerope hanging node, wirerope end peace
Single pendulum mass block is filled, and single pendulum mass block is immersed in sticky organic solution.
2. a kind of single pendulum-viscous liquid combines damper according to claim 1, it is characterised in that: liquid container is in cylinder
Shape, the upper end opening of liquid container；Single pendulum mass block is spherical in shape；And the height of liquid container is greater than the diameter of single pendulum mass block,
The diameter of liquid container is greater than the diameter of single pendulum mass block.
3. a kind of single pendulum-viscous liquid combines damper according to claim 2, it is characterised in that: the height of liquid container
Greater than the diameter of 1.5 times of single pendulum mass blocks, the diameter of liquid container is greater than the diameter of 2.5 times of single pendulum mass blocks.
4. a kind of single pendulum-viscous liquid combines damper according to claim 1, it is characterised in that: sticky organic solution is adopted
Dynamic viscosity is the sticky organic solution of 500~3000mPas at 20 DEG C.
5. a kind of single pendulum-viscous liquid combines damper according to claim 4, it is characterised in that: sticky organic solution is
Silicone oil.
6. a kind of single pendulum-viscous liquid combines damper according to claim 1, it is characterised in that: wirerope is strong using tension
Degree is made of the high strength wire rope of 2160MPa.
7. a kind of single pendulum-viscous liquid combines damper according to claim 6, it is characterised in that: wirerope hanging node is in
Cross, is equipped with a circular groove at the center of wirerope hanging node, and circular groove bottom is equipped with a circular hole；Wirerope hanging node frame is in building
On the crossbeam for building internal upper floor.
8. a kind of single pendulum-viscous liquid combines damper according to claim 7, it is characterised in that: wirerope is divided into 4 strands, anchor
It is fixed in the circular groove inner wall of wirerope hanging node, after anchoring, Cheng Yigen wirerope is mixed for 4 strands and is pierced by from the circular hole of circular groove bottom.
9. a kind of single pendulum-viscous liquid combines damper according to claim 1, it is characterised in that: single pendulum mass block uses
Stainless steel material is made.
10. a kind of single pendulum-viscous liquid combines damper according to claim 1, it is characterised in that: the top of liquid container
Liquid injection hole connected with liquid injecting pipeline, anti-overflow slot is equipped with drainage hole, and drainage hole connect with building Drainage pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820905404.9U CN208633298U (en) | 2018-06-12 | 2018-06-12 | A kind of single pendulum-viscous liquid joint damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820905404.9U CN208633298U (en) | 2018-06-12 | 2018-06-12 | A kind of single pendulum-viscous liquid joint damper |
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| CN208633298U true CN208633298U (en) | 2019-03-22 |
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| CN201820905404.9U Active CN208633298U (en) | 2018-06-12 | 2018-06-12 | A kind of single pendulum-viscous liquid joint damper |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108560756A (en) * | 2018-06-12 | 2018-09-21 | 广州大学 | A kind of single pendulum-viscous liquid joint damper |
| CN110552996A (en) * | 2019-09-11 | 2019-12-10 | 上海电气风电集团股份有限公司 | guide rail type mass damper |
-
2018
- 2018-06-12 CN CN201820905404.9U patent/CN208633298U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108560756A (en) * | 2018-06-12 | 2018-09-21 | 广州大学 | A kind of single pendulum-viscous liquid joint damper |
| CN110552996A (en) * | 2019-09-11 | 2019-12-10 | 上海电气风电集团股份有限公司 | guide rail type mass damper |
| CN110552996B (en) * | 2019-09-11 | 2021-01-05 | 上海电气风电集团股份有限公司 | Guide rail type mass damper |
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