CN107489296A - The energy-dissipating and shock-absorbing attachment structure and assembly method of assembly concrete coupling beam - Google Patents
The energy-dissipating and shock-absorbing attachment structure and assembly method of assembly concrete coupling beam Download PDFInfo
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- CN107489296A CN107489296A CN201710919903.3A CN201710919903A CN107489296A CN 107489296 A CN107489296 A CN 107489296A CN 201710919903 A CN201710919903 A CN 201710919903A CN 107489296 A CN107489296 A CN 107489296A
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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
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- 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
- E04B1/02—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements
- E04B1/04—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements the elements consisting of concrete, e.g. reinforced concrete, or other stone-like material
- E04B1/043—Connections specially adapted therefor
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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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Abstract
The present invention relates to prefabricated concrete structure field, the energy-dissipating and shock-absorbing attachment structure and assembly method of specially a kind of assembly concrete coupling beam.It is made up of prefabricated coupling beam, dry wall or prefabricated band Liang Qiang in assembly concrete frame-shear structure, the fractionation assembly system with coupling beam structure in coupling beam shear wall.Pre-buried junction steel plate is installed on prefabricated coupling beam, dry wall or prefabricated band Liang Qiang.When the coupling beam of assembly concrete Shear Wall in Frame-Shear Wall Structures is longer, is split at the both ends of coupling beam and shear wall link position, make prefabricated coupling beam and the dry wall (two panels) being connected with prefabricated coupling beam beam-ends respectively；When the coupling beam of assembly concrete Shear Wall in Frame-Shear Wall Structures is shorter, split in the span centre position of coupling beam, two panels prefabricated band Liang Qiang is formed after fractionation, its connection method is same as above.The present invention carrys out connecting elements by using energy-dissipating and shock-absorbing connection ring, can effectively play energy-dissipating and shock-absorbing effect, greatly increase the anti-seismic performance of structure, and it is simpler to construct.
Description
Technical field
The present invention relates to prefabricated concrete structure field, the energy-dissipating and shock-absorbing of specially a kind of assembly concrete coupling beam connects
Binding structure and assembly method, knot is particularly cut by prefabricated coupling beam, dry wall or prefabricated band Liang Qiang the assembly concrete frame formed
Fractionation assembly system with coupling beam shear wall in structure, component connecting structure, the knot built by this assembled system and connecting structure
Structure thing, and assembly connection method.
Background technology
Frame shear wall structure, referred to as frame-shear structure, primary structure are framework and shear wall, and its middle frame is by beam column
Form, in part frame, shear wall is used to increase integrally-built water resistant flat weight bearing power shear wall disposal.Frame-shear structure is fitted
For plane or it is vertically arranged skyscraper numerous and diverse, that horizontal loading is big.The prior art of prefabricated concrete structure is limited to more
Pure frame structure and shear wall structure, the technology of assembly concrete frame-shear structure is less, and in view of enhancing anti-seismic performance
It is less.
Because the coupling beam thickness of Shear Wall in Frame-Shear Wall Structures is smaller, with shear wall with thickness, put without enough areas of section
Sleeve is put, simultaneously because frame-shear structure center is set a roof beam in place, the presence of frame column and shear wall, the assembly space of Shear-wall Connecting Beam Used is very
It is limited, therefore inserted suitable for frame beam column and the sleeve connection method of Liang Liang connections, suitable for what Vierendeel girder was connected with shear wall
Muscle connection method, the sleeve connection method connected suitable for levels shear wall and shear wall etc. is not all suitable for this kind connection.
In order to solve the above problems, in previous invention, " the assembly of assembly concrete frame-shear structure Shear-wall Connecting Beam Used
Attachment structure (CN201420657677.8), the assembled attachment structure and method of assembly concrete frame-shear structure Shear-wall Connecting Beam Used
(CN201410616527.7) it is ", mainly using the thought of reinforcing bar equivalent substitution, i.e., equivalent more than more using single single-row reinforcing bar
Row reinforcing bar, higher is required to grouting technique in construction, and be not directed to improve the structure of structural seismic performance, therefore, of the invention
It is proposed assembly concrete coupling beam energy-dissipating and shock-absorbing attachment structure and assembly method.
The content of the invention
It is an object of the invention to provide a kind of energy-dissipating and shock-absorbing attachment structure of assembly concrete coupling beam and assembly method,
Carry out connecting elements by using energy-dissipating and shock-absorbing connection ring, can effectively play energy-dissipating and shock-absorbing effect, make the anti-seismic performance of structure
Greatly increase, and it is simpler to construct.
The technical scheme is that：
A kind of energy-dissipating and shock-absorbing attachment structure of assembly concrete coupling beam, by coupling beam, precast shear wall in precast shear wall
Or coupling beam, the energy-dissipating and shock-absorbing connection ring of the shear wall with half bridging beam form structure and split assembled system, wherein：Prefabricated shearing
Coupling beam in wall, hereinafter referred to as prefabricated coupling beam；Precast shear wall, hereinafter referred to as dry wall；The prefabricated shear wall for carrying half bridging beam,
Hereinafter referred to as prefabricated band Liang Qiang；The assembled attachment structure is one of following two structure types：
(1) split in the both ends of coupling beam and shear wall link position, make respectively prefabricated coupling beam and with prefabricated coupling beam beam
Hold the dry wall of connection, the common two panels of the dry wall being connected with a prefabricated coupling beam；It is provided with dry wall and prefabricated coupling beam pre-buried
Junction steel plate, there is prepared screw-bolt hole in pre-buried junction steel plate and energy-dissipating and shock-absorbing connection ring, dry wall is connected with disappearing by shank of bolt
Energy damping connection ring, energy-dissipating and shock-absorbing connection ring and prefabricated coupling beam are connected by shank of bolt, subtract prefabricated coupling beam, dry wall and energy dissipating
Shake connection ring is connected as entirety；
(2) split in the span centre position of coupling beam, the prefabricated shear wall for carrying half bridging beam of two panels is formed after fractionation, i.e., it is prefabricated
Band Liang Qiang；Pre-buried junction steel plate is installed on prefabricated band Liang Qiang, has reserved spiral shell in pre-buried junction steel plate and energy-dissipating and shock-absorbing connection ring
Keyhole, prefabricated band Liang Qiang and energy-dissipating and shock-absorbing connection ring are connected by shank of bolt, connect prefabricated band Liang Qiang and energy-dissipating and shock-absorbing connection ring
It is connected in entirety.
The energy-dissipating and shock-absorbing attachment structure of described assembly concrete coupling beam, pre-buried junction steel plate include anchor bar, steel
Plate and steel plate prepared screw-bolt hole, wherein anchor bar are vertically welded in the single side surface of steel plate, set steel plate to reserve spiral shell in steel plate
Keyhole.
The energy-dissipating and shock-absorbing attachment structure of described assembly concrete coupling beam, dry wall include framework of steel reinforcement, pre-buried connection
Steel plate and concrete, pre-buried junction steel plate are plugged in a upper lateral part of framework of steel reinforcement, and concreting is in framework of steel reinforcement.
The energy-dissipating and shock-absorbing attachment structure of described assembly concrete coupling beam, framework of steel reinforcement are that precast shear wall indulges muscle, pre-
Shear wall horizontal bar, precast shear wall lacing wire and precast shear wall confined boundary member stirrup composition processed, two row's precast shear walls
Vertical muscle is oppositely arranged in parallel, and is often arranged between precast shear wall indulges muscle and is connected by precast shear wall horizontal bar, what is be oppositely arranged is pre-
Shear wall processed is connected between indulging muscle by precast shear wall lacing wire, and outside is set pre- between the edge of the vertical muscle of two row's precast shear walls
Shear wall confined boundary member stirrup processed.
The energy-dissipating and shock-absorbing attachment structure of described assembly concrete coupling beam, prefabricated coupling beam include framework of steel reinforcement, pre-buried company
Steel plate and concrete are connect, pre-buried junction steel plate is plugged in the both sides of framework of steel reinforcement respectively, and concreting is in framework of steel reinforcement.
The energy-dissipating and shock-absorbing attachment structure of described assembly concrete coupling beam, framework of steel reinforcement are that prefabricated coupling beam indulges muscle and prefabricated
Coupling beam stirrup forms, the prefabricated coupling beam stirrup parallel arrangement of rectangle, and corner sets prefabricated company respectively on the inside of the prefabricated coupling beam stirrup of rectangle
Beam indulges muscle.
The energy-dissipating and shock-absorbing attachment structure of described assembly concrete coupling beam, energy-dissipating and shock-absorbing connection ring two end faces are up and down
Arc, for transmitting the moment of flexure between dry wall and prefabricated coupling beam；The side of energy-dissipating and shock-absorbing connection ring is plane steel plate, flat steel
Connection ring prepared screw-bolt hole is set in plate.
The assembly method of the energy-dissipating and shock-absorbing attachment structure of described assembly concrete coupling beam, comprises the following steps：
The first step, the prefabricated reinforcing bar for cutting wall and prefabricated coupling beam of colligation simultaneously form dry wall and the framework of steel reinforcement of prefabricated coupling beam；
The anchor bar of pre-buried junction steel plate is inserted into framework of steel reinforcement, then respectively in framework of steel reinforcement outer support precast shear wall mould
Plate and prefabricated coupling beam template；
Second step, casting concrete, maintenance in template, after concrete reaches design strength, removes precast shear wall mould
Plate and prefabricated coupling beam template, form prefabricated coupling beam, dry wall or prefabricated band Liang Qiang with pre-buried junction steel plate；
3rd step, the splicing of prefabricated coupling beam and dry wall, pass through the reserved bolt on the pre-buried junction steel plate on dry wall
Hole is aligned with the prepared screw-bolt hole in energy-dissipating and shock-absorbing connection ring, and locking is connected by supporting shank of bolt, completes dry wall with disappearing
The assembling of energy damping connection ring；Prefabricated coupling beam is hung between the structure after two panels assembling, the pre-buried connection steel in prefabricated coupling beam
Prepared screw-bolt hole on plate is aligned with the prepared screw-bolt hole in energy-dissipating and shock-absorbing connection ring, and locking is connected by supporting shank of bolt,
Form structure after connection is combined；In the U-shaped template of energy-dissipating and shock-absorbing connection ring outer support, and ensure U-shaped template and prefabricated coupling beam and in advance
Wall processed is completely embedded；
Joining method and prefabricated coupling beam and the joining method of dry wall between prefabricated band Liang Qiang and prefabricated band Liang Qiang coupling beam
It is identical；
4th step, grouting material is irrigated in U-shaped template, until U-shaped template of the grouting material full of prefabricated components grouting seam；
5th step, after grouting material solidification, remove U-shaped template, complete prefabricated coupling beam and dry wall or prefabricated band Liang Qiang with
Prefabricated band Liang Qiang splicing；
Above-mentioned five steps are repeated, complete the assembled connection of assembly concrete Shear Wall in Frame-Shear Wall Structures coupling beam.
Advantages of the present invention and beneficial effect are：
The present invention is made up of in assembly concrete frame-shear structure prefabricated coupling beam, dry wall or prefabricated band Liang Qiang, band coupling beam
The fractionation assembly system of coupling beam structure in shear wall.Pre-buried junction steel plate on prefabricated coupling beam, dry wall or prefabricated band Liang Qiang.Work as dress
When coupling beam with formula concrete Shear Wall in Frame-Shear Wall Structures is longer, split at the both ends of coupling beam and shear wall link position, respectively
Prefabricated coupling beam and the dry wall (two panels) being connected with prefabricated coupling beam beam-ends are made, component connection method is：Pass through dry wall first
On pre-buried junction steel plate on prepared screw-bolt hole and energy-dissipating and shock-absorbing connection ring on prepared screw-bolt hole align, pass through supporting spiral shell
Tightening latch connection locking, completes dry wall and the assembling of energy-dissipating and shock-absorbing connection ring.Prefabricated coupling beam is hung to the structure after two panels assembling
Between, the prepared screw-bolt hole on pre-buried junction steel plate in prefabricated coupling beam and the prepared screw-bolt hole pair in energy-dissipating and shock-absorbing connection ring
Position, locking is connected by supporting shank of bolt.In the U-shaped template of energy-dissipating and shock-absorbing connection ring outer support, and by glass cement or its
Its material, pattern plate is set to be completely embedded with prefabricated coupling beam and dry wall, then irrigating grouting material in U-shaped template is full of prefabricated structure
The U-shaped template of part grouting seam, after grouting material solidification, removes U-shaped template, prefabricated coupling beam and dry wall is connected as entirety.When
When the coupling beam of assembly concrete Shear Wall in Frame-Shear Wall Structures is shorter, is split in the span centre position of coupling beam, two panels is formed after fractionation
Prefabricated band Liang Qiang, its connection method are same as above.
Fractionation splicing structure proposed by the present invention and component connection method have the characteristics that：
1. each component fractionation position is reasonable, it is easy to structure manufacture and transport；2. the attachment structure and assemble method of the present invention,
Constructing operation is simple, and to the less demanding of workmen, the simple easy processing of component, the environmental requirement to job site is not high, behaviour
It is simple to make flow, time-saving and efficiency, construction speed can be greatly improved；3. component is symmetrical or close to symmetrically, weight is reasonable, is easy to lift
Installation；3. two end faces are arc to energy-dissipating and shock-absorbing connection ring up and down, the moment of flexure between dry wall and prefabricated coupling beam can have both been transmitted,
The security of structure can be improved meanwhile arc has certain deformability, during earthquake by deforming dissipation seismic energy.
4. shearing between prefabricated coupling beam and dry wall mainly by grouting material transmission, energy-dissipating and shock-absorbing connection ring to the ring of grouting material about
Beam, when earthquake occurs, grouting material will not have good anti-seismic performance, further improve the safety of structure because deforming avalanche
Property.5. grouting can operate on floor, easy to operate, joint efficiency is high；6. the grouting seam very little between prefabricated components, situ wet are made
Industry is few, and assembly rate is high.
Brief description of the drawings
Fig. 1 is the anchor bar graphics in pre-buried junction steel plate.
Fig. 2 is the steel plate graphics of pre-buried junction steel plate.
Fig. 3 is the graphics of pre-buried junction steel plate (abbreviation junction steel plate).
Fig. 4 is the graphics of precast shear wall arrangement of reinforcement.
Fig. 5 is that pre-buried junction steel plate is connected the graphics for completing simultaneously support shuttering with Fig. 4.
Fig. 6 is the graphics that the shear wall (abbreviation dry wall) of prefabricated band junction steel plate completes.
Fig. 7 is the arrangement of reinforcement graphics of prefabricated coupling beam.
Fig. 8 is that pre-buried junction steel plate is connected the graphics for completing simultaneously support shuttering with Fig. 7.
Fig. 9 is the graphics that the coupling beam (referred to as prefabricated coupling beam) of prefabricated band junction steel plate completes.
Figure 10 is the graphics of energy-dissipating and shock-absorbing connection ring.
Figure 11 is the shank of bolt graphics of connection figure 10 and pre-buried junction steel plate.
Figure 12 is the graphics that dry wall is completed with energy-dissipating and shock-absorbing connection ring.
Figure 13 is two panels Figure 12 and prefabricated coupling beam assembling process graphics.
Figure 14 is the graphics that prefabricated coupling beam is completed with dry wall.
Figure 15 is the graphics of U-shaped template.
Figure 16 is the graphics that U-shaped template is fixed on to beam-ends.
Figure 17 is the graphics that prefabricated coupling beam and dry wall assemble completion by energy-dissipating and shock-absorbing connection ring.
Figure 18 is the graphics that the shear wall (abbreviation prefabricated band Liang Qiang) of prefabricated band half coupling beam completes.
Figure 19 is the graphics that prefabricated band Liang Qiang assembles completion by energy-dissipating and shock-absorbing connection ring.
Figure 20 is the graphics that prefabricated coupling beam and prefabricated band Liang Qiang assemble completion by energy-dissipating and shock-absorbing connection ring.
In figure, 1 anchor bar；2 steel plates；3 steel plate prepared screw-bolt holes；4 pre-buried junction steel plates；5 precast shear walls indulge muscle；6
Precast shear wall horizontal bar；7 precast shear wall lacing wires；8 precast shear wall confined boundary member stirrups；9 precast shear wall templates；
The shear wall (abbreviation dry wall) of 10 prefabricated band junction steel plates；11 prefabricated coupling beams indulge muscle；12 prefabricated coupling beam stirrups；13 prefabricated coupling beams
Template；The coupling beam (referred to as prefabricated coupling beam) of 14 prefabricated band junction steel plates；15 energy-dissipating and shock-absorbing connection rings；16 connection rings reserve bolt
Hole；17 shanks of bolt；18th, U-shaped template；19 grouting materials；20 prefabricated band Liang Qiang.
Embodiment
As shown in Fig. 1 to Figure 20, assembly concrete beam wall energy-dissipating and shock-absorbing attachment structure and assembly method of the present invention, including
Two kinds of embodiments, it is specific as follows：
(1) shown in Fig. 1-Figure 17, when the link length of assembly concrete Shear Wall in Frame-Shear Wall Structures is more than 3m or engineering
When being distinctly claimed, split, formed by two panels dry wall 9 and a prefabricated coupling beam at the both ends of coupling beam and shear wall link position
13 structures formed split assembled system.
(1) in order to realize the connection of dry wall 10 and prefabricated coupling beam 14, set in dry wall 10 and prefabricated coupling beam 14 pre-
Bury junction steel plate 4.
As shown in Figure 1-Figure 3, pre-buried junction steel plate 4 includes anchor bar 1, steel plate 2 and steel plate prepared screw-bolt hole 3, wherein
Anchor bar 1 is vertically welded in the single side surface of steel plate 2, and steel plate prepared screw-bolt hole 3 is set in steel plate 2；Anchor bar 1 is two groups
It is arranged in parallel above, every group of anchor bar 1 is more than two.The length of anchor bar 1 is transmitted moment of flexure according to prefabricated coupling beam 14 and drawn
The size for playing direct stress calculates determination, and the thickness of steel plate 2, length and width are transmitted moment of flexure also according to prefabricated coupling beam 14 and caused just
The size of stress, which calculates, to be determined, while 2 width of steel plate need to be smaller than the width of prefabricated coupling beam 14, and the size being less than is more than or equal to rule
Protective layer thickness needed for steel plate as defined in model, with the requirement for meeting slip casting and preventing junction steel plate from corroding.Steel plate reserves bolt
Aperture, quantity and the distribution in hole 3 need to determine according to the diameter of shank of bolt 17, quantity and distribution, the diameter of shank of bolt 17, quantity and
Distribution transmits moment of flexure according to prefabricated coupling beam 14 and causes the size of direct stress to calculate determination.
(2) as Figure 4-Figure 6, dry wall 10 mainly includes framework of steel reinforcement, pre-buried junction steel plate 4 and concrete, pre-buried
Junction steel plate 4 is plugged in a upper lateral part of framework of steel reinforcement by anchor bar 1, and concreting is in framework of steel reinforcement；Framework of steel reinforcement
Muscle 5, precast shear wall horizontal bar 6, precast shear wall lacing wire 7 and precast shear wall confined boundary member hoop are indulged for precast shear wall
Muscle 8 forms, and two row's precast shear walls are indulged muscle 5 and are oppositely arranged in parallel, and often arranges between precast shear wall indulges muscle 5 and passes through precast shear wall
Horizontal bar 6 is connected, and the precast shear wall being oppositely arranged is connected between indulging muscle 5 by precast shear wall lacing wire 7, the prefabricated shearing of two rows
Be arranged in parallel precast shear wall confined boundary member stirrup 8 between the edge of the vertical muscle 5 of wall above and below outside.
Manufacturing process such as Fig. 4-Fig. 6 of the shear wall (abbreviation dry wall) 10 of prefabricated band junction steel plate.It is as shown in figure 4, first
First colligation precast shear wall indulges muscle 5 and precast shear wall confined boundary member stirrup 8, forms the constrained edge of the end of dry wall 10
Member reinforcing steel bar, then the vertical muscle 5 of the other precast shear walls of colligation and precast shear wall horizontal bar 6, last colligation precast shear wall are drawn
Muscle 7, form the framework of steel reinforcement of dry wall 10.As shown in figure 5, the anchor bar 1 of pre-buried junction steel plate 4 is inserted into the reinforcing bar
In skeleton, then in framework of steel reinforcement outer support precast shear wall template 9.As shown in Fig. 5-Fig. 6, in precast shear wall template 9
Casting concrete, conserve 28 days, remove precast shear wall template 9, form dry wall 10.
(3) as shown in figs. 7 to 9, prefabricated coupling beam 14 includes framework of steel reinforcement, pre-buried junction steel plate 4 and concrete, pre-buried company
The both sides that steel plate 4 is plugged in framework of steel reinforcement by anchor bar 1 respectively are connect, concreting is in framework of steel reinforcement；Framework of steel reinforcement is
Prefabricated coupling beam indulges muscle 11 and prefabricated coupling beam stirrup 12 forms, the prefabricated parallel arrangement of coupling beam stirrup 12 of rectangle, the prefabricated coupling beam hoop of rectangle
The inner side corner of muscle 12 sets prefabricated coupling beam to indulge muscle 11 respectively.
Manufacturing process such as Fig. 7-Fig. 9 of the coupling beam (referred to as prefabricated coupling beam) 14 of prefabricated band junction steel plate.It is as shown in fig. 7, first
The first prefabricated coupling beam of colligation indulges muscle 11 and prefabricated coupling beam stirrup 12, forms the framework of steel reinforcement of prefabricated coupling beam；As shown in figure 8, then will
The anchor bar 1 of pre-buried junction steel plate 4 is inserted into framework of steel reinforcement, then in the prefabricated coupling beam template 13 of framework of steel reinforcement outer support；Such as
Shown in Fig. 9, finally the casting concrete in template, conserves 28 days, removes prefabricated coupling beam template 13, form prefabricated coupling beam 14.
(4) as shown in figure 14, energy-dissipating and shock-absorbing connection ring 15 is respectively adopted between two panels dry wall 10 and prefabricated coupling beam 14 to connect
Connect, the pre-buried junction steel plate 4 of two panels dry wall 10 is corresponding with the pre-buried junction steel plate 4 of the prefabricated both sides of coupling beam 14 respectively, energy dissipating
The side of damping connection ring 15 is connected with the pre-buried junction steel plate 4 on dry wall 10 by shank of bolt 17, energy-dissipating and shock-absorbing connection ring
15 opposite side is connected with the pre-buried junction steel plate 4 in prefabricated coupling beam 14 by shank of bolt 17.
As shown in Figure 10-Figure 11, energy-dissipating and shock-absorbing connection ring about 15 two end faces be arc, for transmitting the He of dry wall 10
Moment of flexure between prefabricated coupling beam 14；Can be by deforming dissipation seismic energy meanwhile arc has certain deformability, during earthquake
Amount.The side of energy-dissipating and shock-absorbing connection ring 15 is plane steel plate, sets connection ring prepared screw-bolt hole 16 in plane steel plate, connection ring is pre-
Diameter, quantity and the distribution of bolt hole 16 is stayed to be determined according to the diameter of shank of bolt 17, quantity and distribution.Energy-dissipating and shock-absorbing connection ring 15
Thickness need to according between dry wall 10 and prefabricated coupling beam 14 transmit moment of flexure size determine.
(5) dry wall 10 and the assembling process of prefabricated coupling beam 14 such as Figure 12-Figure 17.
As shown in figure 12, the steel plate prepared screw-bolt hole 3 on the pre-buried junction steel plate 4 on dry wall 10 and energy dissipating are passed through first
Connection ring prepared screw-bolt hole 16 in damping connection ring 15 aligns, and connects locking by supporting shank of bolt 17, completes dry wall
10 with the assembling of energy-dissipating and shock-absorbing connection ring 15.
As shown in figure 13, prefabricated coupling beam 14 is hung to the assembling knot of two panels Figure 12 dry walls 10 and energy-dissipating and shock-absorbing connection ring 15
Between structure, the steel plate prepared screw-bolt hole 3 on pre-buried junction steel plate 4 in prefabricated coupling beam 14 and the company in energy-dissipating and shock-absorbing connection ring 15
Connect ring prepared screw-bolt hole 16 to align, locking is connected by supporting shank of bolt 17, form structure after connection combination, see Figure 14.
As shown in Figure 15-Figure 17, in the U-shaped template 18 of the outer support of energy-dissipating and shock-absorbing connection ring 15, and by glass cement or its
Its material, ensure that U-shaped template 18 is completely embedded with prefabricated coupling beam 14 and dry wall 10, the then perfusion grouting in U-shaped template 18
Material 19, until U-shaped template 18 of the grouting material 19 full of prefabricated components grouting seam, after the solidification of grouting material 19, removes U-shaped template
18, complete the splicing that prefabricated coupling beam 14 is connected with dry wall 10 by energy-dissipating and shock-absorbing connection ring 15, prefabricated coupling beam 14 and dry wall
Shearing between 10 is mainly transmitted by grouting material 19.Because energy-dissipating and shock-absorbing connection ring 15 is to the hoop constraint of grouting material 18, sending out
When the dried rhizome of rehmannia shakes, grouting material 19 will not have good anti-seismic performance because deforming avalanche.
(2) as shown in Figure 18-Figure 20, when assembly concrete Shear Wall in Frame-Shear Wall Structures link length be less than 3m or
When engineering is distinctly claimed, split in the span centre of coupling beam, formed and assembled system is split by the structure of two panels prefabricated band beam wall 20.
The structure with coupling beam shear wall mainly includes prefabricated band beam wall 20 in the concrete frame shear structure of which, energy dissipating subtracts
Connection ring 15, shank of bolt 17, grouting material 19 etc. are shaken, concrete structure is as follows：
Between the two panels prefabricated band beam wall 20 being oppositely arranged, connected by energy-dissipating and shock-absorbing connection ring 15 and grouting material 19.
One upper lateral part of prefabricated band beam wall 20 sets pre-buried junction steel plate 4, and steel plate prepared screw-bolt hole 3 is set on pre-buried junction steel plate 4,
Connection ring prepared screw-bolt hole 16, steel plate prepared screw-bolt hole 3 and connection ring prepared screw-bolt hole are set in energy-dissipating and shock-absorbing connection ring 15
16 is corresponding, the steel plate prepared screw-bolt hole 3 on the pre-buried junction steel plate 4 of the side of two panels prefabricated band beam wall 20 respectively with energy-dissipating and shock-absorbing
The connection ring prepared screw-bolt hole 16 of the both sides of connection ring 15 is connected by shank of bolt 17, and two panels prefabricated band beam wall 20 and energy-dissipating and shock-absorbing connect
Connect between ring 15 as grouting seam, be grouting material 19 in grouting seam.
Shearing between prefabricated coupling beam and dry wall is mainly by grouting material transmission, because energy-dissipating and shock-absorbing connection ring 15 is to grouting
The hoop constraint of material 19, when earthquake occurs, grouting material 19 will not have good anti-seismic performance because deforming avalanche.
As shown in Figure 19-Figure 20, during assembling, first two panels prefabricated band beam wall 20 is lifted in place, two panels prefabricated band beam wall 20
The pre-buried junction steel plate 4 of one upper lateral part is oppositely arranged, and energy-dissipating and shock-absorbing connection ring 15 then is arranged on into the two by shank of bolt 17
Between, grouting material 19 is poured between energy-dissipating and shock-absorbing connection ring 15 and pre-buried junction steel plate 4.This kind splits erection method, power transmission machine
Reason is close with above-mentioned (one) mode, i.e., transmits the moment of flexure between splicing structure by energy-dissipating and shock-absorbing connection ring 15, rely primarily on grouting
Material 19 transmits the shearing of splicing structure.
Embodiment result shows, the shear wall with coupling beam in concrete frame shear structure is split into dry wall, pre- by the present invention
Coupling beam or two panels prefabricated band beam wall assembly attachment structure processed and the assembled connection method of proposition：, can be well in mechanical property
The transmission of splicing prefabricated components moment of flexure and shearing is realized, ensures the reliable of connection, while junction has the function that energy-dissipating and shock-absorbing,
Anti-seismic performance is good；It is easy to structure manufacture, transport and lifting installation in construction, assembly space is reduced to greatest extent in assembling
Demand, easy to operate, joint efficiency is high；Grouting material width is small between prefabricated components, and situ wet operation is few, and assembly rate is high, improves dress
With degree is changed, energy-saving and emission-reduction are realized, are raised labour productivity, improve construction quality, shorten the duration.
Claims (8)
1. a kind of energy-dissipating and shock-absorbing attachment structure of assembly concrete coupling beam, it is characterised in that by coupling beam in precast shear wall, pre-
The coupling beam of shear wall processed or shear wall with half bridging beam, energy-dissipating and shock-absorbing connection ring form structure and split assembled system, wherein：
Coupling beam in precast shear wall, hereinafter referred to as prefabricated coupling beam；Precast shear wall, hereinafter referred to as dry wall；It is prefabricated to carry half bridging beam
Shear wall, hereinafter referred to as prefabricated band Liang Qiang；The assembled attachment structure is one of following two structure types：
(1) split at the both ends of coupling beam and shear wall link position, make prefabricated coupling beam respectively and connect with prefabricated coupling beam beam-ends
The dry wall connect, the common two panels of the dry wall being connected with a prefabricated coupling beam；Pre-buried connection is installed in dry wall and prefabricated coupling beam
Steel plate, there is prepared screw-bolt hole in pre-buried junction steel plate and energy-dissipating and shock-absorbing connection ring, connect dry wall by shank of bolt subtracts with energy dissipating
Connection ring is shaken, energy-dissipating and shock-absorbing connection ring and prefabricated coupling beam are connected by shank of bolt, connect prefabricated coupling beam, dry wall and energy-dissipating and shock-absorbing
Connect ring and be connected as entirety；
(2) split in the span centre position of coupling beam, the prefabricated shear wall for carrying half bridging beam of two panels, i.e. prefabricated band beam are formed after fractionation
Wall；Pre-buried junction steel plate is installed on prefabricated band Liang Qiang, has prepared screw-bolt hole in pre-buried junction steel plate and energy-dissipating and shock-absorbing connection ring,
Prefabricated band Liang Qiang and energy-dissipating and shock-absorbing connection ring are connected by shank of bolt, make prefabricated band Liang Qiang and energy-dissipating and shock-absorbing connection ring be connected as it is whole
Body.
2. according to the energy-dissipating and shock-absorbing attachment structure of the assembly concrete coupling beam described in claim 1, it is characterised in that pre-buried company
Connecing steel plate includes anchor bar, steel plate and steel plate prepared screw-bolt hole, and wherein anchor bar is vertically welded in the single side surface of steel plate,
Steel plate prepared screw-bolt hole is set in steel plate.
3. according to the energy-dissipating and shock-absorbing attachment structure of the assembly concrete coupling beam described in claim 1, it is characterised in that dry wall
Including framework of steel reinforcement, pre-buried junction steel plate and concrete, pre-buried junction steel plate is plugged in a upper lateral part of framework of steel reinforcement, concrete
Pour in framework of steel reinforcement.
4. according to the energy-dissipating and shock-absorbing attachment structure of the assembly concrete coupling beam described in claim 3, it is characterised in that reinforcing bar
Frame is that precast shear wall indulges muscle, precast shear wall horizontal bar, precast shear wall lacing wire and precast shear wall confined boundary member hoop
Muscle forms, and two row's precast shear walls are indulged muscle and are oppositely arranged in parallel, and often arranges between precast shear wall indulges muscle and passes through precast shear wall water
Flat muscle connection, the precast shear wall being oppositely arranged are connected between indulging muscle by precast shear wall lacing wire, and two row's precast shear walls are indulged
Outside sets precast shear wall confined boundary member stirrup between the edge of muscle.
5. according to the energy-dissipating and shock-absorbing attachment structure of the assembly concrete coupling beam described in claim 1, it is characterised in that prefabricated company
Beam includes framework of steel reinforcement, pre-buried junction steel plate and concrete, and pre-buried junction steel plate is plugged in the both sides of framework of steel reinforcement, coagulation respectively
Soil is poured in framework of steel reinforcement.
6. according to the energy-dissipating and shock-absorbing attachment structure of the assembly concrete coupling beam described in claim 5, it is characterised in that reinforcing bar
Frame is that prefabricated coupling beam indulges muscle and prefabricated coupling beam stirrup composition, the prefabricated coupling beam stirrup parallel arrangement of rectangle, the prefabricated coupling beam stirrup of rectangle
Inner side corner sets prefabricated coupling beam to indulge muscle respectively.
7. according to the energy-dissipating and shock-absorbing attachment structure of the assembly concrete coupling beam described in claim 1, it is characterised in that energy dissipating subtracts
Shaking connection ring, two end faces are arc up and down, for transmitting the moment of flexure between dry wall and prefabricated coupling beam；Energy-dissipating and shock-absorbing connection ring
Side be plane steel plate, connection ring prepared screw-bolt hole is set in plane steel plate.
8. the assembly method of the energy-dissipating and shock-absorbing attachment structure of the assembly concrete coupling beam described in a kind of one of claim 1 to 7,
It is characterised in that it includes following steps：
The first step, the prefabricated reinforcing bar for cutting wall and prefabricated coupling beam of colligation simultaneously form dry wall and the framework of steel reinforcement of prefabricated coupling beam；Will be pre-
The anchor bar for burying junction steel plate is inserted into framework of steel reinforcement, then respectively in framework of steel reinforcement outer support precast shear wall template and
Prefabricated coupling beam template；
Second step, in template casting concrete, maintenance, after concrete reaches design strength, remove precast shear wall template and
Prefabricated coupling beam template, form prefabricated coupling beam, dry wall or prefabricated band Liang Qiang with pre-buried junction steel plate；
3rd step, the splicing of prefabricated coupling beam and dry wall, by the prepared screw-bolt hole on the pre-buried junction steel plate on dry wall with
Prepared screw-bolt hole contraposition in energy-dissipating and shock-absorbing connection ring, locking is connected by supporting shank of bolt, is completed dry wall and is subtracted with energy dissipating
Shake the assembling of connection ring；Prefabricated coupling beam is hung between the structure after two panels assembling, on the pre-buried junction steel plate in prefabricated coupling beam
Prepared screw-bolt hole and energy-dissipating and shock-absorbing connection ring on prepared screw-bolt hole align, pass through supporting shank of bolt connection locking, formed
Structure after connection combination；In the U-shaped template of energy-dissipating and shock-absorbing connection ring outer support, and ensure U-shaped template and prefabricated coupling beam and dry wall
It is completely embedded；
Joining method is identical with the joining method of prefabricated coupling beam and dry wall between prefabricated band Liang Qiang and prefabricated band Liang Qiang coupling beam；
4th step, grouting material is irrigated in U-shaped template, until U-shaped template of the grouting material full of prefabricated components grouting seam；
5th step, after grouting material solidification, remove U-shaped template, complete prefabricated coupling beam and dry wall or prefabricated band Liang Qiang with it is prefabricated
Splicing with Liang Qiang；
Above-mentioned five steps are repeated, complete the assembled connection of assembly concrete Shear Wall in Frame-Shear Wall Structures coupling beam.
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