CN108086516A - A kind of armpit support formula carrying energy dissipation brace and its construction method - Google Patents
A kind of armpit support formula carrying energy dissipation brace and its construction method Download PDFInfo
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- CN108086516A CN108086516A CN201810078982.4A CN201810078982A CN108086516A CN 108086516 A CN108086516 A CN 108086516A CN 201810078982 A CN201810078982 A CN 201810078982A CN 108086516 A CN108086516 A CN 108086516A
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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
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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Abstract
A kind of armpit support formula carrying energy dissipation brace and its construction method, carrying energy dissipation brace includes shearing resistance supporting steel plate, energy consumption band steel plate and out of plane constraint steel plate set, shearing resistance supporting steel plate includes transverse slat and riser, the upper end of energy consumption band steel plate is fixed with transverse slat, the lower end of energy consumption band steel plate is fixed with riser, the middle part of out of plane constraint steel plate set is provided with cavity space, energy consumption band steel plate is inserted into the cavity space, out of plane constraint steel plate set top end face be reserved with the downside surface of transverse slat together with consume energy displacement gaps.One aspect of the present invention consumes energy, and on the other hand prevents beam from dropping, and when presstressed reinforcing steel fails in beam, shearing resistance support plate can undertake the shearing transmitted on beam, and second defence line is provided for structure.A support or multiple supports can be used in a bean column node, multiple supports can be considered parallel system when working together.This, which is supported on after shake when replacing, facilitates rapid, provides restorability after preferable shake.
Description
Technical field
The invention belongs to Structural Engineering cushion technique fields, particularly a kind of reinforced assembly formula Structure Beam-column node shearing resistance energy
The damping device and its construction method of power.
Background technology
Building industrialization is the important idea of China's building field in recent years, wherein the building structure assembled using prestressing force
Have the characteristics that speed of application is fast, quality controllable, have broad prospects.But the bottleneck for restricting prestressing force assembling building at present exists
Frictional force that Yu Liang, board member are only generated on beam column interface by prestressing force undertakes vertical load, and defence line is single, reliability compared with
Difference.Nonlinear elasticity response occurs on linkage interface for the structural system only formed simultaneously by prestressed stretch-draw, although runback
Capability is stronger, but energy dissipation capacity is poor.Under geological process, overall stability, the ability and demand of dissipation seismic energy
With larger gap.
Fabricated construction was once carried out in last century China, and the beam column of this structure is mostly connected using presstressed reinforcing steel.It is but this
Presstressed reinforcing steel fabricated construction energy dissipation capacity under geological process is relatively low, can only be consumed by the deformation of structure itself smaller
Energy is shaken, structure bears earthquake without low compared with the ability of macrolesion.This fabricated construction is in geological process underbeam simultaneously
Since contact surface is smaller, it is easy to appear plastic hinges that beam-ends concrete to be made to be crushed too early at end, and the concrete conquassation back rest has the danger to drop
Danger, causes economic loss and casualties.
The content of the invention
The object of the present invention is to provide a kind of armpit support formula carrying energy dissipation brace and its construction methods, to solve existing prestressing force
Beam column energy dissipation capacity under geological process is relatively low and presstressed reinforcing steel is broken concrete is made to be crushed too early for muscle connection, and beam is caused to drop
The technical issues of finally resulting in economic loss and casualties.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of armpit support formula carrying energy dissipation brace, is fixedly connected at the connecting node oxter of structural column and structural beams, including shearing resistance
Supporting steel plate, energy consumption band steel plate and out of plane constraint steel plate set,
The width of shearing resistance supporting steel plate along the structural beams is centrally located at connecting node oxter, where parallel connecting node
Plane, shearing resistance supporting steel plate includes transverse slat and riser, and the uper side surface of transverse slat is close to the downside surface of structural beams and passes through
First connector is fixedly connected, and the outer surface of riser, which is close to the inner surface of structural column and passes through the second connector, fixes company
It connects,
The energy consumption band steel plate is angularly disposed at connecting node oxter, and the upper surface of energy consumption band steel plate is close to and the company of fixation
It being connected on the downside surface of transverse slat, the lower face of energy consumption band steel plate is close to and is fixedly connected on the inner surface of riser,
The energy consumption band steel plate has the energy consumption section that size inside contracts,
Middle part, the angularly disposed direction of edge energy consumption band steel plate of the out of plane constraint steel plate set are elongated to have receiving energy consumption band
The cavity space of steel plate, the energy consumption band steel plate are inserted into the cavity space, and the size of cavity space is to ensure the band that consumes energy
It is reserved between four sides of steel plate and four sides of cavity space subject to gap,
The longitudinal direction side section of the out of plane constraint steel plate set is trapezoidal, along the size in the angularly disposed direction of energy consumption band steel plate
Less than energy consumption band steel plate, bottom face is parallel with riser, holds out against the inner surface of riser, top end face is parallel with transverse slat and
The downside surface of transverse slat is reserved with one of energy consumption displacement gaps.
The out of plane constraint steel plate set is by two pieces of outer profiles are identical, the opposite side plate for being folded in energy consumption band steel plate both sides
It is composed of a fixed connection, inner surface middle part, the angularly disposed direction of edge energy consumption band steel plate of every block of side plate are elongated equipped with interior
Recessed, which makes side plate become frid, and the frid includes ledge plate and trough floor, and the ledge plate of both sides is bonded, the slot of both sides
Indent composition cavity space between bottom plate.
The energy consumption band steel plate is integrally in dog bone type, and Oblique 45 Degree is set, by the energy consumption section at middle part, the elasticity at both ends
The smoothly transit elastic connection section of energy consumption section and elastic restraint section of confinement section and the ascending concave arc of size forms.
The shearing resistance supporting steel plate is two blocks of yi word pattern plates or integrally formed gusset.
The ledge plate of both sides is connected as one by connecting bolt or being welded and fixed.
The bottom face of the out of plane constraint steel plate set and the inner surface of riser are welded and fixed.
The extreme displacement of the armpit support formula carrying energy dissipation brace is no more than the permission maximum displacement of energy consumption displacement gaps.
Described connect is equipped with one of armpit support formula carrying energy dissipation brace at node oxter, first connector is equipped with two row, point
Not Wei Yu out of plane constraint steel plate set both sides, second connector also is provided with two row, respectively positioned at out of plane constraint steel plate set
Both sides,
Or described connect carries energy dissipation brace equipped at least twice armpit support formula side by side at node oxter, first connector is equipped with
Two row, respectively positioned at the outermost both sides of all out of plane constraint steel plates set, second connector also is provided with two row, respectively positioned at institute
There are the outermost both sides that out of plane constraint steel plate covers.
First connector and the second connector are bolt, and bolt hole is provided on corresponding transverse slat and riser.
A kind of construction method of armpit support formula carrying energy dissipation brace, construction procedure are as follows：
Step 1, according to calculate size that the armpit set support formula carrying energy dissipation brace is needed at design connecting node oxter and
Number；
Step 2, in factory process shearing resistance supporting steel plate, energy consumption band steel plate and out of plane constraint steel plate set；
Step 3, energy consumption band steel plate insertion cavity space, makes the outside that out of plane constraint steel plate set is sleeved on to energy consumption band steel plate；
Step 4 welds the downside of the top end face for the band steel plate that consumes energy and transverse slat, by the bottom face for the band steel plate that consumes energy with erecting
The inside welding of plate, out of plane constraint steel plate set withstand on the inside of riser or under gravity by out of plane constraint steel plate sets
Inside welding with riser prevents position offset；Out of plane constraint steel plate is covered exposes energy consumption displacement gaps between transverse slat；
The armpit made support formula carrying energy dissipation brace is transported to construction site by step 5；
Transverse slat is fixedly connected on the bottom of structural beams by step 6 by the first connector, and riser is consolidated by the second connector
Surely it is connected to the inside portion of structural column.
A kind of construction method of armpit support formula carrying energy dissipation brace, construction procedure are as follows：
Step 1, according to calculate size that the armpit set support formula carrying energy dissipation brace is needed at design connecting node oxter and
Number；
Step 2, in factory process shearing resistance supporting steel plate, energy consumption band steel plate and out of plane constraint steel plate set；By out of plane constraint steel plate
Set is processed as two side plates, and side plate is processed into frid；
Step 3 welds the downside of the top end face for the band steel plate that consumes energy and transverse slat, by the bottom face for the band steel plate that consumes energy with erecting
The inside welding of plate；
Two side plates are buckled in the both sides of energy consumption band steel plate by step 4 respectively, and energy consumption band steel plate fastener is between trough floor, so
The ledge plate of both sides is fixedly connected with afterwards；Out of plane constraint steel plate set withstand under gravity riser inside or will be outside face
Constraint steel plate set and the inside welding of riser prevent position offset；Out of plane constraint steel plate is covered between exposing energy consumption displacement between transverse slat
Gap；
The armpit made support formula carrying energy dissipation brace is transported to construction site by step 5；
Transverse slat is fixedly connected on the bottom of structural beams by step 6 by the first connector, and riser is consolidated by the second connector
Surely it is connected to the inside portion of structural column.
Compared with prior art the invention has the characteristics that and advantageous effect：
The invention discloses a kind of armpit support formula carrying energy dissipation braces, on the one hand undertake vertical shear using its bearing capacity, are formed
Undertake the second defence line of vertical load；On the other hand, in coming earthquake, support can dissipate a large amount of into energy consumption state
Seismic energy, so as to there is good control effect to seismic structural response.Simultaneously in order to avoid the interference to space, selection
Oxter between beam column increases the device, so as to form plastic hinge region effective and that energy consumption is full, when carrying out structure design
Existing design specification can be used and design software is calculated, convenient for promoting.The present invention passes through the seismic energy of building structure
Energy dissipation brace consumes, and reduces the earthquake stress suffered by primary structure, overall structure is avoided to damage, while reduces agent structure coagulation
The destruction of native component, the shock resistance of lift structure entirety, can be convenient for changing after shake in addition small shake after due to support not into
Enter plasticity can not have to replace, make building structure reach shake after function can fast quick-recovery, reduce economic loss.
For the energy dissipation brace of the present invention using metal construction, mechanical characteristic is simple, and design is convenient, and final product form is changeable,
Processing request is relatively simple, and it is enough firm that high initial stiffness ensure that structure possesses under small shake effect and wind action
The deformation of limiting structure is spent, smaller yield displacement ensures that it can equally be obtained in cast-in-place or prefabricated reinforced concrete structure
It promotes well.The device volume is small, light-weight, convenient for construction.The present apparatus is also applied for prestressing force fabricated construction system
Seismic hardening.
The present invention can be used as building element design and installation in the structure；Or the seismic hardening of built structures.
The device utilizes beam-ends corner, deforms upon energy dissipation brace, and Wasted-energy steel plate generates the counter-force opposite with the direction of motion, is consumed
Can, and then displacement of the structure under geological process is reduced, reduce the damage of structure.Add a steel plate respectively on the outside of Wasted-energy steel plate
As out of plane constraint, Wasted-energy steel plate is made to remain to stable energy consumption when being pressurized.On the one hand shearing resistance support plate provides the company of Wasted-energy steel plate
It connects, on the other hand also provides the shear-carrying capacity of beam, when presstressed reinforcing steel fails in beam, shearing resistance support plate can be undertaken on beam
The shearing transmitted provides second defence line for structure.A support or multiple supports, Duo Gezhi can be used in a bean column node
Support can be considered parallel system when working together.This, which is supported on after shake when replacing, facilitates rapid, can recover after providing preferable shake
Property.
The permission maximum displacement of energy consumption displacement gaps is not to be exceeded in the extreme displacement of support, used in one floor of building
The rigidity of all supports can regard the parallel form of single support stiffness as.Support only provides supporting beam in elasticity during small shake
And the Elasticity performance of bean column node.When middle shake and big shake, support should generate deformation, consume energy into surrender, protection master
Body structure.
The present invention is suitable for prefabricated PC structure, and can easily carry out to original structure strengthening reconstruction.In structure
In usually using multiple supports, can multiple supports carry out in parallel, the required length of anchor hole need to be calculated to undertake required cut
Power.
Description of the drawings
The present invention will be further described in detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the A-A cross-sectional views of embodiment one in Fig. 1.
Fig. 3 is to cover the structure diagram for carrying out partial side and cuing open at connecting node oxter to out of plane constraint steel plate.
Fig. 4 is the structure diagram of the B-B sections in Fig. 3.
Fig. 5 is the structure diagram of the C-C sections in Fig. 3.
Fig. 6 is the structure diagram of the D-D sections in Fig. 3.
Fig. 7 is the structure diagram that energy consumption band steel plate is connected with shearing resistance supporting steel plate.
Fig. 8 is the A-A cross-sectional views of embodiment two in Fig. 1.
Fig. 9 is the structure diagram of side plate.
Figure 10 is the cross section structure schematic diagram of Fig. 9.
Reference numeral：1- energy consumption bands steel plate, 11- energy consumptions section, 12- elastic restraints section, 13- elastic connections section, 2-
Out of plane constraint steel plate set, 21- ledges plate, 22- trough floors, 3- shearing resistances supporting steel plate, 31- transverse slats, 32- risers, 4- chambers
Body space, 5- energy consumptions displacement gaps, 6- bolts hole, 7- structural columns, 8- structural beams, the first connectors of 9-, 10- second connect
Fitting, 14- presstressed reinforcing steels.
Specific embodiment
Referring to shown in Fig. 1-7, a kind of beam-to-column joint structure, beam column is connected embodiment one by presstressed reinforcing steel 14.A kind of armpit
Support formula carries energy dissipation brace, is fixedly connected at the connecting node oxter of structural column 7 and structural beams 8, including shearing resistance supporting steel plate
3rd, consume energy band steel plate 1 and out of plane constraint steel plate set 2.
The width of shearing resistance supporting steel plate 3 along the structural beams 8 is centrally located at connecting node oxter, parallel connection section
Plane where point, shearing resistance supporting steel plate include transverse slat 31 and riser 32, and the uper side surface of transverse slat 31 is close under structural beams 8
Side surface simultaneously passes through the first connector 9 and is fixedly connected, and the outer surface of riser 32 is close to the inner surface of structural column 7 and passes through
Second connector 10 is fixedly connected.
The energy consumption band steel plate 1 is angularly disposed at connecting node oxter, and the upper surface of energy consumption band steel plate is close to simultaneously
It is fixedly connected on the downside surface of transverse slat 31, the lower face of energy consumption band steel plate 1 is close to and is fixedly connected on the interior of riser 32
On side surface.In the present embodiment, the cross section of energy consumption band steel plate 1 is rectangle.
The energy consumption band steel plate 1 has the energy consumption section 11 that size inside contracts.The energy consumption band steel plate is in integrally dog bone type,
Oblique 45 Degree is set, by the energy consumption section 11 at middle part, the elastic restraint section 12 at both ends and the ascending concave arc light of size
Slip over cross energy consumption section 11 and the elastic connection section 13 of elastic restraint section 12 form.
Middle part, the angularly disposed direction of edge energy consumption band steel plate 1 of the out of plane constraint steel plate set 2 are elongated with receiving consumption
Can band steel plate cavity space 4, the energy consumption band steel plate 1 is inserted into the cavity space, and the size of cavity space is to ensure
It consumes energy and is reserved between four sides of band steel plate and four sides of cavity space subject to gap.According to Impact direction,
In reserved gap, the gap relative narrower of upper and lower side, the gap of the left and right sides is relatively wide.
The longitudinal direction side section of the out of plane constraint steel plate set 2 is trapezoidal, along the angularly disposed direction of energy consumption band steel plate 1
Size be less than energy consumption band steel plate 1, bottom face is parallel with riser 32, holds out against the inner surface of riser 32, top end face and
Transverse slat 31 is parallel, be reserved with the downside surface of transverse slat 31 together with consume energy displacement gaps 5.The armpit support formula carrying energy dissipation brace
Extreme displacement is no more than the permission maximum displacement of energy consumption displacement gaps 5, beam-ends when allowing maximum displacement, that is, frame structure destroyed
It rotates and is deformed, the setting size in the gap, which is subject to after beam deforms, can not touch armpit support formula carrying energy dissipation brace.
Out of plane constraint steel plate set can be close under gravity in the inside of riser, can complete energy consumption branch at this time
The function of support.It can further prevent its position from generating offset in out of plane constraint steel plate set and the inside welding of riser；Therefore originally
The bottom face of the set of out of plane constraint steel plate described in embodiment and the inner surface of riser are welded and fixed.
The shearing resistance supporting steel plate 3 is two blocks of yi word pattern plates or integrally formed gusset.It is integrally formed in the present embodiment
Gusset, can also according to actual conditions use two blocks of yi word pattern plates.The two is compared, and gusset can be used as bearing, be sent out in beam-ends
Continue to generate the effect for supporting beam-ends during raw destruction.
Described connect is equipped with one of armpit support formula carrying energy dissipation brace at node oxter, first connector 9 is equipped with two row, point
Not Wei Yu out of plane constraint steel plate set 2 both sides, second connector 10 also is provided with two row, respectively positioned at out of plane constraint steel plate set
2 both sides,
First connector, 9 and second connector 10 is bolt, and bolt hole 6 is provided on corresponding transverse slat and riser.
The construction method of this armpit support formula carrying energy dissipation brace, construction procedure are as follows：
Step 1, according to calculate size that the armpit set support formula carrying energy dissipation brace is needed at design connecting node oxter and
Number；
Step 2, in factory process shearing resistance supporting steel plate 3, energy consumption band steel plate 1 and out of plane constraint steel plate set 2；
Step 3, energy consumption band steel plate 1 are inserted into cavity space 4, make out of plane constraint steel plate set 2 being sleeved on energy consumption band steel plate 1
Outside；
Step 4 welds the top end face for the band steel plate 1 that consumes energy and the downside of transverse slat 31, by the bottom face of band steel plate 1 that consumes energy
Welded with the inside of riser 32, out of plane constraint steel plate set 2 withstand under gravity riser 32 insides or by outside face about
Beam steel plate set 2 and the inside welding of riser 32 prevent position offset；Expose energy consumption displacement between out of plane constraint steel plate set 2 and transverse slat
Gap 5；
The armpit made support formula carrying energy dissipation brace is transported to construction site by step 5；
Transverse slat 31 is fixedly connected on the bottom of structural beams by step 6 by the first connector 9, and riser 32 is passed through the second connection
Part 10 is fixedly connected on the inside portion of structural column.
Embodiment two is referring to shown in Fig. 8-10, what is different from the first embodiment is that described connect is equipped with two side by side at node oxter
Road armpit support formula carrying energy dissipation brace, first connector 9 are equipped with two row, respectively positioned at all out of plane constraint steel plates set 2 most
Outer both sides, second connector 10 also are provided with two row, respectively positioned at the outermost both sides of all out of plane constraint steel plates set 2.
What is different from the first embodiment is that out of plane constraint steel plate set 2 be by two pieces of outer profiles it is identical, opposite be folded in consumption
The side plate of 1 both sides of energy band steel plate is composed of a fixed connection, and the cross side section of every block of side plate is trapezoidal, in the middle part of inner surface,
Indent is equipped with along the angularly disposed direction of energy consumption band steel plate is elongated, which makes side plate become frid, and the frid includes
Ledge plate 21 and trough floor 22, the ledge plate 21 of both sides are bonded, the indent composition cavity space 4 between the trough floor of both sides.Two
The ledge plate of side is connected as one by connecting bolt or being welded and fixed.This out of plane constraint steel plate set 2 can also be applied
In embodiment one, corresponding construction method is also carried out according to the construction method of embodiment two.
The construction method of this armpit support formula carrying energy dissipation brace, construction procedure are as follows：
Step 1, according to calculate size that the armpit set support formula carrying energy dissipation brace is needed at design connecting node oxter and
Number；
Step 2, in factory process shearing resistance supporting steel plate 3, energy consumption band steel plate 1 and out of plane constraint steel plate set 2；By out of plane constraint
Steel plate set is processed as two side plates, and side plate is processed into frid；
Step 3 welds the top end face for the band steel plate 1 that consumes energy and the downside of transverse slat 31, by the bottom face of band steel plate 1 that consumes energy
It is welded with the inside of riser 32；
Two side plates, are buckled in the both sides of energy consumption band steel plate 1 by step 4 respectively, energy consumption band steel plate fastener trough floor 22 it
Between, then it is fixedly connected with the ledge plates 21 of both sides；Out of plane constraint steel plate set 2 withstands on the inside of riser 32 under gravity,
Or out of plane constraint steel plate set 2 and the inside welding of riser 32 are prevented into position offset；Between out of plane constraint steel plate set 2 and transverse slat
Expose energy consumption displacement gaps 5；
The armpit made support formula carrying energy dissipation brace is transported to construction site by step 5；
Transverse slat 31 is fixedly connected on the bottom of structural beams by step 6 by the first connector 9, and riser 32 is passed through the second connection
Part 10 is fixedly connected on the inside portion of structural column.
Claims (10)
1. a kind of armpit support formula carrying energy dissipation brace, is fixedly connected on structural column（7）With structural beams（8）Connecting node oxter at,
It is characterized in that：Including shearing resistance supporting steel plate（3）, energy consumption band steel plate（1）With out of plane constraint steel plate set（2）,
The shearing resistance supporting steel plate（3）Along structural beams（8）Width be centrally located at connecting node oxter, shearing resistance supporting steel
Plate includes transverse slat（31）And riser（32）, transverse slat（31）Uper side surface be close to structural beams（8）Downside surface and pass through
A connection piece（9）It is fixedly connected, riser（32）Outer surface be close to structural column（7）Inner surface and pass through the second connection
Part（10）It is fixedly connected,
The energy consumption band steel plate（1）Plane where angularly disposed, parallel connecting node at connecting node oxter, consume energy item
It is close to and is fixedly connected on transverse slat in upper surface with steel plate（31）Downside surface on, consume energy band steel plate（1）Lower face it is tight
It pastes and is fixedly connected on riser（32）Inner surface on,
The energy consumption band steel plate（1）The energy consumption section inside contracted with size（11）,
The out of plane constraint steel plate set（2）Middle part, along energy consumption band steel plate（1）Angularly disposed direction it is elongated have accommodate consumption
The cavity space of energy band steel plate（4）, the energy consumption band steel plate（1）Be inserted into the cavity space, the size of cavity space with
Ensure to be reserved with subject to gap between four sides of energy consumption band steel plate and four sides of cavity space,
The out of plane constraint steel plate set（2）Longitudinal direction side section to be trapezoidal, along energy consumption band steel plate（1）Angularly disposed direction
Size be less than energy consumption band steel plate（1）, bottom face and riser（32）It is parallel, hold out against riser（32）Inner surface, top
End face and transverse slat（31）Parallel and transverse slat（31）Downside surface be reserved with one of energy consumption displacement gaps（5）.
2. armpit support formula carrying energy dissipation brace according to claim 1, it is characterised in that：The out of plane constraint steel plate set（2）
Be by two pieces of outer profiles it is identical, opposite be folded in energy consumption band steel plate（1）The side plate of both sides is composed of a fixed connection, every block of side plate
Indent is equipped in the middle part of inner surface, along the angularly disposed direction of energy consumption band steel plate is elongated, which makes side plate become frid,
The frid includes ledge plate（21）And trough floor（22）, the ledge plate of both sides（21）It is bonded, it is interior between the trough floor of both sides
Recessed composition cavity space（4）.
3. armpit support formula carrying energy dissipation brace according to claim 1 or 2, it is characterised in that：The energy consumption band steel plate is whole
Body is in dog bone type, and Oblique 45 Degree is set, by the energy consumption section at middle part（11）, both ends elastic restraint section（12）And size is by small
To big concave arc smoothly transit energy consumption section（11）With elastic restraint section（12）Elastic connection section（13）Composition.
4. armpit support formula carrying energy dissipation brace according to claim 3, it is characterised in that：The shearing resistance supporting steel plate（3）For
Two blocks of yi word pattern plates or integrally formed gusset.
5. armpit support formula carrying energy dissipation brace according to claim 2, it is characterised in that：The ledge plate of both sides is by connecting spiral shell
Bolt or be welded and fixed is connected as one.
6. armpit support formula carrying energy dissipation brace according to claim 3, it is characterised in that：The bottom of the out of plane constraint steel plate set
The inner surface of end face and riser is welded and fixed.
7. armpit support formula carrying energy dissipation brace according to claim 1, it is characterised in that：The armpit support formula carrying energy dissipation brace
Extreme displacement no more than energy consumption displacement gaps（5）Permission maximum displacement.
8. the armpit support formula carrying energy dissipation brace according to claim 1-2,4-7 any one, it is characterised in that：It is described to connect section
One of armpit is equipped at point oxter and supports formula carrying energy dissipation brace, first connector（9）Equipped with two row, respectively positioned at out of plane constraint
Steel plate set（2）Both sides, second connector（10）Two row also are provided with, respectively positioned at out of plane constraint steel plate set（2）Both sides,
Or described connect is equipped at least twice armpit support formula carrying energy dissipation brace, first connector side by side at node oxter（9）
Equipped with two row, respectively positioned at all out of plane constraint steel plate sets（2）Outermost both sides, second connector（10）It also is provided with two
Row, respectively positioned at all out of plane constraint steel plate sets（2）Outermost both sides；
First connector（9）With the second connector（10）It is bolt, bolt hole is provided on corresponding transverse slat and riser
（6）.
9. a kind of construction method of armpit support formula carrying energy dissipation brace according to any one of claims 1 to 8, feature exist
In construction procedure is as follows：
Step 1, according to calculate size that the armpit set support formula carrying energy dissipation brace is needed at design connecting node oxter and
Number；
Step 2, in factory process shearing resistance supporting steel plate（3）, energy consumption band steel plate（1）With out of plane constraint steel plate set（2）；
Step 3, consume energy band steel plate（1）It is inserted into cavity space（4）, make out of plane constraint steel plate set（2）It is sleeved on energy consumption strip
Plate（1）Outside；
Step 4, by the band steel plate that consumes energy（1）Top end face and transverse slat（31）Downside welding, by consume energy band steel plate（1）'s
Bottom face and riser（32）Inside welding, out of plane constraint steel plate set（2）Riser is withstood under gravity（32）Inside,
Or by out of plane constraint steel plate set（2）With riser（32）Inside welding prevent position offset；Out of plane constraint steel plate set（2）With horizontal stroke
Expose energy consumption displacement gaps between plate（5）；
The armpit made support formula carrying energy dissipation brace is transported to construction site by step 5；
Step 6, by transverse slat（31）Pass through the first connector（9）The bottom of structural beams is fixedly connected on, by riser（32）Pass through
Two connectors（10）It is fixedly connected on the inside portion of structural column.
10. a kind of construction method of armpit support formula carrying energy dissipation brace according to claim 2-8 any one, feature exist
In construction procedure is as follows：
Step 1, according to calculate size that the armpit set support formula carrying energy dissipation brace is needed at design connecting node oxter and
Number；
Step 2, in factory process shearing resistance supporting steel plate（3）, energy consumption band steel plate（1）With out of plane constraint steel plate set（2）；By face
Outer constraint steel plate set is processed as two side plates, and side plate is processed into frid；
Step 3, by the band steel plate that consumes energy（1）Top end face and transverse slat（31）Downside welding, by consume energy band steel plate（1）'s
Bottom face and riser（32）Inside welding；
Two side plates are buckled in energy consumption band steel plate by step 4 respectively（1）Both sides, energy consumption band steel plate fastener in trough floor（22）
Between, then it is fixedly connected with the ledge plates of both sides（21）；Out of plane constraint steel plate set（2）Riser is withstood under gravity（32）
Inside or by out of plane constraint steel plate set（2）With riser（32）Inside welding prevent position offset；Out of plane constraint steel plate set
（2）Expose energy consumption displacement gaps between transverse slat（5）；
The armpit made support formula carrying energy dissipation brace is transported to construction site by step 5；
Step 6, by transverse slat（31）Pass through the first connector（9）The bottom of structural beams is fixedly connected on, by riser（32）Pass through
Two connectors（10）It is fixedly connected on the inside portion of structural column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116657770A (en) * | 2023-07-31 | 2023-08-29 | 中建安装集团有限公司 | Assembly building connecting device with damping function and application method thereof |
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| CN108086516B (en) | 2023-09-26 |
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