CN108412071A - Box-lead viscoelastic composite energy dissipation device - Google Patents
Box-lead viscoelastic composite energy dissipation device Download PDFInfo
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- CN108412071A CN108412071A CN201810170574.1A CN201810170574A CN108412071A CN 108412071 A CN108412071 A CN 108412071A CN 201810170574 A CN201810170574 A CN 201810170574A CN 108412071 A CN108412071 A CN 108412071A
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- lead
- box
- energy consumption
- connecting plate
- central shaft
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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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- 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
- E04H9/14—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 against other dangerous influences, e.g. tornadoes, floods
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Vibration Dampers (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The present invention relates to a kind of box lead viscoelastic composite energy dissipation devices, include mainly connecting plate, lead shearing elements, thick cyclinder, energy consumption box etc..Energy consumption box is rolled into box by low carbon steel plate and is welded, and a lead viscoelastic dissipative cell and two lead shearing elements are contained inside box.Lead viscoelastic dissipative cell connect with energy consumption box and is positioned by screw bolt reinforcing by welding, and two lead shearing elements are connect by welding with lead viscoelastic dissipative cell, connect with energy consumption box and is positioned by screw bolt reinforcing by welding.Under geological process, the collective effect energy-dissipating and shock-absorbing of hysteresis deformation and the deformation of viscoelastic material shearing lag return and the shearing lag return deformation of lead shearing elements is squeezed using the lead of the elastoplasticity hysteresis deformation of energy consumption box, lead viscoelastic dissipative cell, the present apparatus provides damping using number of mechanisms, larger damping force is can get, there is good damping effect.
Description
Technical field
The present invention relates to a kind of box-lead viscoelastic composite energy dissipation devices, and traditional box energy consumer and lead viscoelastic are consumed
Energy element and lead shear energy dissipation element are compound so that the energy consumer not only has higher initial stiffness and yield force, has simultaneously
There are preferable ductility and extremely strong energy dissipation capacity and there is preferable anti-fatigue performance and recovery capability.Belonging to civil structure includes
Skyscraper, tall and slender structure, bridge structure etc.）Earthquake-resistant structure and energy-dissipating and shock-absorbing technical field.
Background technology
Earthquake and disaster caused by a windstorm evil seriously threaten the survival and development of the mankind, and people are just to resist this since the mankind are born
Two kinds of natural calamities and struggle.With the raising of science and technology and living standards of the people, aseismic control technology of building structure is used as and resists
Earthquake（High wind）A kind of effective ways, be also developed and apply, and as comparative maturity technology.It is added in the structure
The energy-consumption shock-dampening method that energy consumer carrys out earthquake and the wind shake reaction of control structure is a kind of effective, peace in aseismic control technology of building structure
Entirely, shock-dampening method reliably, economic.
Traditional box energy consumer by two thinner rod irons form after Q-RING is built up again by four points respectively with
Support is connected, and energy consumption principle is mainly：Under geological process, support generates reciprocal pulling force makes box become parallel four side with pressure
Shape generates the deformation of plasticity hysteresis and consumes energy.Its major defect is that preliminary examination rigidity and yield force are low, and energy dissipation capacity is small.
In order to make up the defect of traditional box energy consumer, the present invention is improved on the basis of box energy consumer, shape
At box-lead viscoelastic composite energy dissipation device.Inside energy consumption box, one lead viscoelastic dissipative cell of setting is cut with two lead
Element is cut, is connected by certain mode between three.Under shock effect, energy consumption box give birth to elastic-plastic deformation, up and down and
The distance between the right and left increases or reduces and generates the changing of the relative positions, and when both sides generate the changing of the relative positions above and below the box that consumes energy, lead is viscous
Elastic dissipation energy element generated under the drive of lead shearing elements it is shear-deformable, by viscoelastic material shearing lag return deform consume energy；When
When the distance between upper and lower both sides increase, shearing lag return deformation energy consumption is generated by the lead for retractable pencil inside lead shearing elements；When left and right two
When the distance between side increases, the central shaft of lead viscoelastic dissipative cell also generates movement, drives the spherical structure among central shaft
It makes and squeezes lead for retractable pencil energy consumption.Using multiple energy-dissipation structure, a large amount of energy is absorbed, plays good damping effect.
Invention content
It is an object of the invention to propose a kind of box-lead viscoelastic composite energy dissipation device.
To achieve the goals above, the present invention adopts the following technical scheme that.
A kind of box-lead viscoelastic composite energy dissipation device proposed by the present invention, including connecting plate 1, lead shearing elements connecting plate
2, lead shearing elements 3, lead viscoelastic dissipative cell, energy consumption box 5, central shaft sliding cylinder connecting plate 10 and triangular prism support 11,
Wherein：Lead viscoelastic dissipative cell is by 8 groups of thick cyclinder 4, viscoelastic material 6, lead for retractable pencil 7, central shaft 9 and central shaft sliding cylinder
At insertion lead for retractable pencil 7 in thick cyclinder 4, viscoelastic material 6 is inserted into thick cyclinder, and the viscoelastic material 6 is located at 7 liang of lead for retractable pencil
Side, central shaft 9 passes through thick cyclinder 4, and central shaft 9 is placed through the viscoelastic material 6 of both sides and the lead for retractable pencil 7 at middle part；Center
9 one end of axis is stretched into central shaft sliding cylinder 8；The both sides up and down of thick cyclinder 4 connect lead shearing member by lead shearing elements 3 respectively
Part connecting plate 2, the lead shearing elements connecting plate 2 connects, and is positioned by screw bolt reinforcing；8 side of central shaft sliding cylinder passes through
The connection energy consumption of central shaft sliding cylinder connecting plate 10 box 5 on one side, and is positioned by screw bolt reinforcing；The connection energy consumption box 5 of central shaft 9
Another side, and positioned by screw bolt reinforcing；5 four angles of energy consumption box are connected by connecting plate 1 with external structure respectively；It is shaking
Under effect, energy consumption box 5 generates elastic-plastic deformation, and the distance between the right and left is caused above and below it to increase or reduce and generate
The changing of the relative positions, when about 5 both sides of box of consuming energy generate the changing of the relative positions, lead viscoelastic dissipative cell is under the drive of lead shearing elements 3
Generate it is shear-deformable, by viscoelastic material shearing lag return deform consume energy；When the distance between upper and lower both sides increase, by lead viscoelastic
Property dissipative cell inside lead for retractable pencil generate shearing lag return deformation energy consumption；When the distance between the right and left increases, lead viscoelastic
The central shaft 9 of dissipative cell also generates movement, and the ball structure among central shaft 9 is driven to squeeze lead for retractable pencil energy consumption；Utilize multiple consumption
Energy structure, absorbs a large amount of energy, plays good damping effect.
In the present invention, energy consumption box 5 is rolled into box welding by low carbon steel plate or is bolted, and should ensure that the structure of junction
Performance.Steel plate cross-sectional width is 1/7 ~ 1/6 of the length of side in energy consumption box 5, and thickness is the 1/8 ~ 1/6 of cross-sectional width.
In the present invention, connecting plate 1 uses with energy consumption box 5 and is welded to connect and is positioned by screw bolt reinforcing, in energy consumption box 5
On open a hole identical with 1 cross-sectional sizes of connecting plate, connecting plate 1 is inserted in the hole, then using welding.In addition in connecting plate
Several bolts hole are opened in 1 side for stretching into energy consumption box 5, and use the stronger bolt of tightening latch shear resistance, with fixed connecting plate 1 with
The relative position of energy consumption box 5.In the other side of connecting plate 1, several bolts hole are opened, in order to be connected with external structure, simultaneously
Bolt near inside need to equally meet the effect of fixed connecting plate 1 and 5 relative position of box that consumes energy.The length one of connecting plate 1
As be no less than 1/4 of the length of side in energy consumption box 5, and determined according to external structure.It stretches out the length of energy consumption box 5 according to structure
It makes requirement to determine, no less than the 3 of keyhole diameter times.The section thickness of connecting plate 1 is 1.5 times of energy consumption box thickness, height
It is 4 ~ 5 times of thickness.
In the present invention, lead shearing elements 3 with energy consumption box 5 be connected by lead shearing elements connecting plate 2, connection type and
Connecting plate 1 is identical as the energy consumption connection type of box 5.The length of lead shearing elements connecting plate 2 is 1/ of the length of side in energy consumption box 5
3 its section thickness are the 1/9 ~ 1/8 of length, and cross-sectional width is 2 ~ 3 times of thickness, and connecting plate 2 is with lead shearing elements 3 using welding
Mode connects.
In the present invention, common lead shear damper can be used in lead shearing elements 3.In-between steel disc length is energy consumption side
The 30% of the length of side in frame 5, is connected with lead viscoelastic dissipative cell by welding, and supports 11 to reinforce by two triangular prisms.
In the present invention, triangular prism support 11 is with the connection type of lead viscoelastic dissipative cell and lead shearing elements using weldering
It connects, the height of triangular prism support is the 1/6 ~ 1/5 of 3 intermediate steel disc length of lead shearing elements, 3 intermediate steel of thickness and lead shearing elements
The consistency of thickness of piece.
In the present invention, lead viscoelastic dissipative cell is by thick cyclinder 4, viscoelastic material 6, lead for retractable pencil 7, central shaft 9, central shaft
Sliding cylinder 8 forms.Wherein the height of thick cyclinder 4 is 50% ~ 60% of the length of side in energy consumption box 5, and radius is the 1/3 of its height,
The viscoelastic material and lead for retractable pencil filled in thick cyclinder 4 respectively account for the 30% of 4 height of thick cyclinder, and end respectively reserves 5% height to set
Set limiting device.
In the present invention, 9 length of central shaft of lead viscoelastic dissipative cell is 90% of the length of side in energy consumption box 5, section half
Diameter is 5% of the length of side in energy consumption box 5.9 left end of central shaft has the connecting plate of twice of 9 radius of axis centered on Radius, connects plate thickness
The 1/2 of 9 radius of axis centered on degree.Connecting plate is placed in hollow central shaft sliding cylinder 8, to limit its displacement.9 right end of central shaft
Head becomes the section that a front and rear sides are scabbled from circular section, and opens there are two bolt hole, in order to be connect with energy consumption box 5.Even
It is equally identical as the energy consumption connection type of box 5 as connecting plate 1 to connect mode.There is 9 radius of axis centered on Radius at 9 middle part of central shaft
1.6 times of metal ball.
In the present invention, central shaft sliding cylinder 8 is hollow cylinder, and height is 1/5 of the length of side in energy consumption box 5, and thickness is
The 20% of central shaft sliding cylinder height, while containing a limiting device in end.Central shaft sliding cylinder 8 is slided again by central shaft
Dynamic cylinder connecting plate 10 is connected with energy consumption box 5, and connection type is identical as the energy consumption connection type of box 5 as connecting plate 1.Central shaft
Sliding cylinder connecting plate 10 is connected with central shaft sliding cylinder 8 by welding, the length of 8 height of central shaft sliding cylinder
80%, the 60% of axis sliding cylinder 8, the consistency of thickness of thickness and central shaft sliding cylinder 8 centered on width.
In the present invention, the metal material in addition to lead for retractable pencil being previously mentioned in structure is all made of mild steel or steel alloy.
Compared with prior art, advantages of the present invention is as follows：
1. the present invention is compounded with lead viscoelastic dissipative cell and lead shear energy dissipation element on the basis of original box energy consumer, profit
Damping is provided with number of mechanisms, there is multiple tracks damping defence line and multiple energy dissipation behavior, can get larger damping force, is had fine
Damping effect.
2. simultaneously because be additionally arranged other equipment in the inside of box energy consumer, for traditional box energy consumer,
There is the initial stiffness of bigger.
3. while with larger energy dissipation capacity, elastic restoring force and higher anti-fatigue performance are still kept.
4. the present invention can be according to the different characteristics of support construction, using different lead shear energy dissipation element and viscoplasticity material
Material, and change the diameter of ball among central shaft, to obtain different damping forces.
Description of the drawings
Fig. 1 is the sectional view of box of the present invention-lead viscoelastic composite energy dissipation device；
Fig. 2 is the three-view diagram of box of the present invention-lead viscoelastic composite energy dissipation device lead shearing elements；Wherein：(a) it is front view,
（b）For side view,（c）For vertical view；
Fig. 3 is the three-view diagram of box of the present invention-lead viscoelastic composite energy dissipation device lead viscoelastic element；Wherein：(a) it is front view,
（b）For side view,（c）For vertical view；
Fig. 4 is the three-view diagram of box of the present invention-lead viscoelastic composite energy dissipation device central shaft sliding cylinder；Wherein：(a) it is front view,
（b）For side view,（c）For vertical view；
Figure label：1 is connecting plate, and 2 be lead shearing elements connecting plate, and 3 be lead shearing elements, and 4 be thick cyclinder, and 5 be energy consumption
Box, 6 be viscoelastic material, and 7 be lead for retractable pencil, axis sliding cylinder centered on 8, axis centered on 9, axis sliding cylinder connecting plate centered on 10,
11 support for triangular prism.
Specific implementation mode
The specific implementation mode that the invention will now be described in detail with reference to the accompanying drawings,
Embodiment 1：As shown in Figure 1, for a kind of box-lead viscoelastic composite energy dissipation device embodiment of the present invention, include mainly
Connecting plate 1, lead shearing elements connecting plate 2, lead shearing elements 3, thick cyclinder 4, energy consumption box 5, viscoelastic material 6, lead for retractable pencil 7,
Central shaft sliding cylinder 8, central shaft 9, central shaft sliding cylinder connecting plate 10, triangular prism support 11.
It is intermediate that box-lead viscoelastic composite energy dissipation device is put into beam column support using X-shaped support first, size according to
Construction scope determines, but to note the also equal proportion variation of its inner member.Consume energy each element internal with it of box 5, passes through connecting plate
It is connected, connection type is welding, and additionally increases by two screw bolt reinforcing positioning up and down.Consume energy box 5 by four connecting plates 1 with
External support is connected.Lead shearing elements 3 with energy consumption box 5 be connected by lead shearing elements connecting plate 2, by welding with
Lead viscoelastic dissipative cell is connected, and supports 11 to reinforce by two triangular prisms, triangular prism support 11 and lead viscoelastic dissipative cell
Connection type with lead shearing elements is equally using welding.Lead viscoelastic dissipative cell left end is connected by central shaft sliding cylinder 8
Plate is connected with energy consumption box 5 and is positioned by screw bolt reinforcing by welding, and lead viscoelastic dissipative cell right end passes through weldering
The mode connect is directly connected with energy consumption box 5, but also needs to position by screw bolt reinforcing.Under shock effect, consume energy box 5
Elastic-plastic deformation is generated, causes above and below it the distance between the right and left to increase or reduce and generate the changing of the relative positions, in energy consumption box 5
When upper and lower both sides generate the changing of the relative positions, lead viscoelastic dissipative cell generated under the drive of lead shearing elements 3 it is shear-deformable, by gluing
The deformation energy consumption of elastic material shearing lag return；When the distance between upper and lower both sides increase, produced by the lead for retractable pencil inside lead shearing elements 3
Raw shearing lag return deformation energy consumption；When the distance between the right and left increases, the central shaft 9 of lead viscoelastic dissipative cell also generates
Movement drives the ball structure among central shaft 9 to squeeze lead for retractable pencil energy consumption.With good energy-dissipating and shock-absorbing effect.
The length of connecting plate 1 is 1/4 of the length of side in energy consumption box 5, and the length for stretching out energy consumption box 5 is that inside keyhole is straight
3 times of diameter.The section thickness of connecting plate 1 is 1.5 times of energy consumption box thickness, highly 4 times for thickness；It consumes energy used in box 5
Steel plate cross-sectional width is 1/7 ~ 1/6 of the length of side in energy consumption box 5, and thickness is the 1/8 ~ 1/6 of cross-sectional width；Lead shearing elements connect
The length of plate 2 is that the 1/3 of the length of side its section thickness is the 1/9 ~ 1/8 of length in energy consumption box 5, and cross-sectional width is the 2 ~ 3 of thickness
Times, the steel disc length among lead shearing elements 3 is 30% of the length of side in energy consumption box 5；The height of thick cyclinder 4 is energy consumption box 5
The 50% ~ 60% of the interior length of side, radius are the 1/3 of its height, and the viscoelastic material and lead for retractable pencil filled in thick cyclinder 4 respectively account for heavy wall circle
The 30% of 4 height of cylinder, end respectively reserve 5% height setting limiting device；9 length of central shaft is 90% of the length of side in energy consumption box 5,
Its section radius is 5% of the length of side in energy consumption box 5.9 left end of central shaft has the connecting plate of twice of 9 radius of axis centered on Radius,
The 1/2 of 9 radius of axis centered on connection plate thickness.1.6 times of 9 radius of axis centered on the 9 middle part metal radius of a ball of central shaft.Central shaft is slided
Dynamic cylinder 8 is hollow cylinder, and height be 1/5 of the length of side in energy consumption box 5, the 20% of axis sliding cylinder height, center centered on thickness
The 80% of 8 height of axis sliding cylinder centered on the length of axis sliding cylinder connecting plate 10, the 60% of axis sliding cylinder 8, thickness centered on width
With the consistency of thickness of central shaft sliding cylinder 8.
Connecting plate 1, lead shearing elements connecting plate 2, thick cyclinder 4, energy consumption box 5, central shaft sliding cylinder 8, central shaft 9,
Material is mild steel or steel alloy used by central shaft sliding cylinder connecting plate 10, triangular prism support 11.
Claims (9)
1. a kind of box-lead viscoelastic composite energy dissipation device, including connecting plate（1）, lead shearing elements connecting plate（2）, lead shearing member
Part（3）, lead viscoelastic dissipative cell, energy consumption box（5）, central shaft sliding cylinder connecting plate（10）It is supported with triangular prism（11）,
It is characterized in that：Lead viscoelastic dissipative cell is by thick cyclinder（4）, viscoelastic material（6）, lead for retractable pencil（7）, central shaft（9）The center and
Axis sliding cylinder（8）Composition, thick cyclinder（4）Interior insertion lead for retractable pencil（7）, viscoelastic material（6）It is inserted into thick cyclinder, the viscoelastic
Property material（6）Positioned at lead for retractable pencil（7）Both sides, central shaft（9）Across thick cyclinder（4）, and central shaft（9）It is placed through the viscous of both sides
Elastic material（6）With the lead for retractable pencil at middle part（7）；Central shaft（9）Central shaft sliding cylinder is stretched into one end（8）It is interior；Thick cyclinder（4）It is upper
Lower both sides pass through lead shearing elements respectively（3）Connect lead shearing elements connecting plate（2）, the lead shearing elements connecting plate（2）Even
It connects, and is positioned by screw bolt reinforcing；Central shaft sliding cylinder（8）Side passes through central shaft sliding cylinder connecting plate（10）Connect energy consumption side
Frame（5）On one side, and by screw bolt reinforcing it positions；Central shaft（9）Connection energy consumption box（5）Another side, and it is fixed by screw bolt reinforcing
Position；Consume energy box（5）Four angles pass through connecting plate respectively（1）It is connected with external structure；Under shock effect, consume energy box（5）
Elastic-plastic deformation is generated, causes above and below it the distance between the right and left to increase or reduce and generate the changing of the relative positions, in energy consumption box
（5）When upper and lower both sides generate the changing of the relative positions, lead viscoelastic dissipative cell is in lead shearing elements（3）Drive under generate shearing become
Shape is deformed by viscoelastic material shearing lag return and is consumed energy；When the distance between upper and lower both sides increase, by lead viscoelastic dissipative cell
Internal lead for retractable pencil generates shearing lag return deformation energy consumption；When the distance between the right and left increases, lead viscoelastic dissipative cell
Central shaft（9）Also movement is generated, central shaft is driven（9）Intermediate ball structure squeezes lead for retractable pencil energy consumption；Using multiple energy-dissipation structure,
A large amount of energy is absorbed, good damping effect is played.
2. a kind of box-lead viscoelastic composite energy dissipation device according to claim 1, it is characterised in that：Consume energy box（5）By
Low carbon steel plate is rolled into box welding or bolts, and should ensure that the structural behaviour of junction；Steel plate cross-sectional width is energy consumption box
（5）The 1/7 ~ 1/6 of the interior length of side, thickness are the 1/8 ~ 1/6 of cross-sectional width.
3. a kind of box-lead viscoelastic composite energy dissipation device according to claim 1, it is characterised in that：Connecting plate（1）With consumption
It can box（5）Using being welded to connect and being positioned by screw bolt reinforcing, in energy consumption box（5）On open one be slightly larger than connecting plate（1）
The hole of cross-sectional sizes, by connecting plate（1）It inserts in the hole, then using welding；In addition in connecting plate（1）Stretch into energy consumption box（5）
Side open several bolts hole, and the stronger bolt of tightening latch shear resistance is used, with fixed connecting plate（1）With energy consumption box（5）
Relative position；In connecting plate（1）The other side, several bolts hole are opened, in order to be connected with external structure, while near inside
Bolt need to equally meet fixed connecting plate（1）With energy consumption box（5）The effect of relative position；Connecting plate（1）Length be consumption
It can box（5）The 1/4 ~ 1/5 of the interior length of side；It stretches out energy consumption box（5）Length determined according to detailing requiments, no less than keyhole
3 times of diameter；Connecting plate（1）Section thickness be to consume energy 1.5 times of box thickness, highly 4 ~ 5 times for thickness.
4. a kind of box-lead viscoelastic composite energy dissipation device according to claim 1, it is characterised in that：Lead shearing elements（3）
With energy consumption box（5）Pass through lead shearing elements connecting plate（2）It is connected, connection type and connecting plate（1）With energy consumption box（5）'s
Connection type is identical；Lead shearing elements connecting plate（2）Length be energy consumption box（5）Its section thickness of the 1/3 of the interior length of side is length
The 1/9 ~ 1/8 of degree, cross-sectional width are 2 ~ 3 times of thickness, connecting plate（2）With lead shearing elements（3）It is connected using welding manner.
5. a kind of box-lead viscoelastic composite energy dissipation device according to claim 1, it is characterised in that：Lead shearing elements（3）
Using lead shear damper；In-between steel disc length is energy consumption box（5）The 30% of the interior length of side, by welding with lead
Viscoplasticity dissipative cell is connected, and is supported by two triangular prisms（11）It reinforces.
6. a kind of box-lead viscoelastic composite energy dissipation device according to claim 1, it is characterised in that：Thick cyclinder（4）'s
Height is energy consumption box（5）The 50% ~ 60% of the interior length of side, radius are the 1/3 of its height, thick cyclinder（4）The viscoplasticity of interior filling
Material and lead for retractable pencil respectively account for thick cyclinder（4）The 30% of height, end respectively reserve 5% height so that limiting device is arranged.
7. a kind of box-lead viscoelastic composite energy dissipation device according to claim 1, it is characterised in that：Lead viscoelastic consumes energy
The central shaft of element（9）Length is energy consumption box（5）The 90% of the interior length of side, section radius are energy consumption box（5）The interior length of side
5%, central shaft（9）Left end has axis centered on Radius（9）The connecting plate that twice of radius connects axis centered on plate thickness（9）Radius
1/2；Connecting plate is placed in hollow central shaft sliding cylinder（8）In, to limit its displacement；Central shaft（9）Right end, by circular section
Become the section that a front and rear sides are scabbled, and open there are two bolt hole, in order to energy consumption box（5）Connection；Connection type is same
Sample and connecting plate（1）With energy consumption box（5）Connection type it is identical, central shaft（9）There is axis centered on Radius at middle part（9）Radius
1.6 times of metal ball.
8. a kind of box-lead viscoelastic composite energy dissipation device according to claim 1, it is characterised in that：Central shaft sliding cylinder
（8）For hollow cylinder, height is energy consumption box（5）The 1/5 of the interior length of side, the 20% of axis sliding cylinder height centered on thickness, simultaneously
Contain a limiting device, central shaft sliding cylinder in end（8）Again by central shaft sliding cylinder connecting plate（10）With energy consumption box
（5）It is connected, connection type and connecting plate（1）With energy consumption box（5）Connection type it is identical；Central shaft sliding cylinder connecting plate（10）
By welding with central shaft sliding cylinder（8）It is connected, the length of central shaft sliding cylinder（8）The 80% of height, during width is
Mandrel sliding cylinder（8）60%, thickness and central shaft sliding cylinder（8）Consistency of thickness.
9. a kind of box-lead viscoelastic composite energy dissipation device according to claim 1, it is characterised in that：It is previously mentioned in structure
First lead for retractable pencil outside metal material, be all made of mild steel or steel alloy.
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| CN201810170574.1A CN108412071B (en) | 2018-03-01 | 2018-03-01 | Box-lead viscoelastic composite energy dissipation device |
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| CN201810170574.1A CN108412071B (en) | 2018-03-01 | 2018-03-01 | Box-lead viscoelastic composite energy dissipation device |
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| CN108412071B CN108412071B (en) | 2019-11-05 |
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| CN107386481A (en) * | 2017-08-11 | 2017-11-24 | 南京电力工程设计有限公司 | A kind of substation structure rigidity intensifier |
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2018
- 2018-03-01 CN CN201810170574.1A patent/CN108412071B/en active Active
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| EP3012379A1 (en) * | 2014-10-22 | 2016-04-27 | STAP-Reparação, Consolidação e Modificação de Estruturas, S.A. | Dissipator panels and respective building system |
| CN206385880U (en) * | 2017-01-06 | 2017-08-08 | 西京学院 | A kind of Combined-type shock-absorption energy dissipator |
| CN107386481A (en) * | 2017-08-11 | 2017-11-24 | 南京电力工程设计有限公司 | A kind of substation structure rigidity intensifier |
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| CN108412071B (en) | 2019-11-05 |
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